Building (E04)

E   Fixed constructions(158735)
E04            Building(24567)

Wall panel with installed window block // 2642745
FIELD: construction.SUBSTANCE: wall panel with an installed window block comprises a base with a slab with an outer face and an inner face that are made larger in size compared to other slab faces, first two vertical ribs, two second vertical ribs, two larger horizontal ribs, two smaller horizontal ribs, a window opening, as well as a window block, an inner insulating layer, an outer insulating layer, first heat-insulating layers, a second heat-insulating layer, third heat-insulating layers, fourth heat-insulating layers, fifth heat-insulating layers, a protective layer, U-shaped elements with a crossbar, two first fastening elements, second fastening elements, an inner slope, an outer slope. The window opening is located between the smaller horizontal ribs and the second vertical ribs. The first heat-insulating layers are located between the larger horizontal ribs, the first vertical ribs, the second vertical ribs and the smaller horizontal ribs. Besides the window opening, flush with said ribs, from the side of said ribs and the first heat-insulating layers, opposite to the slab, a second heat-insulation layer adjacent thereto is located. The U-shaped elements are installed along the vertical ribs and attached to them by means of the second fastening elements. Each third heat-insulating layer is located between the U-shaped element and the part of the second heat-insulating layer, corresponding to it. The crossbar is located on the side of the third heat-insulating layer opposite to the slab, the second fastening elements being attached to the crossbar and passing through the corresponding third heat-insulating layer. The window block is fastened with a gap in the window opening by means of the first fastening elements with filling the gaps with the fifth heat-insulating layer closed from the inner face by the inner insulating layer, and from the opposite side - by the outer insulating layer. A fourth heat-insulating layer adjacent to the outer insulation layer and separated by it from the second heat-insulating layer is located between the window block and the third heat-insulating layer. The outer slope is connected to the window block and the nearest U-shaped element. The protective layer is arranged on the side of the U-shaped element, opposite to the slab, and is attached thereto with providing the protection of the second heat-insulating layer from destructive environment factors. The inner slope is located on the inner insulating layer with an overlap.EFFECT: increasing the thermal insulation level of the wall panel with the installed window block.2 dwg

Dropper profile, method of its manufacturing and dryer with this profile // 2642744
FIELD: construction.SUBSTANCE: dropper profile consists of a corner profile with a spout. The spout is made in the form of a monolithic thickening in the form of a parallelogram on one of the guides, due to the thickness of which two inclined supporting surfaces are formed, serving as an element for determining the thickness of the applied plaster layer. The method of manufacturing a dropper includes the formation of a corner profile with a spout of plastic. Profile is formed so that the spout is formed as a monolithic thickening in the form of a parallelogram on one of the guides, due to the thickness of which two inclined supporting surfaces are formed, serving as an element for determining the thickness of the applied plaster layer. Dropper consists of a corner profile with a spout and grids attached to the profile rails. The spout is made in the form of a monolithic thickening in the form of a parallelogram on one of the guides, due to the thickness of which two inclined supporting surfaces are formed, serving as an element for determining the thickness of the applied plaster layer.EFFECT: creation of an easy-to-manufacture, reliable and universal dropper, which makes it possible to use it both in the form of an open and closed type by changing its orientation relative to the corner zone.12 cl, 3 dwg

ethod for manufacturing coating // 2642733
FIELD: construction.SUBSTANCE: coating comprises the first layer made of a flexible material, the second and third layers made preferably from a rigid material and attached from the opposite sides to the first layer. The second and the third layers respectively have V-shaped grooves limiting the respective adjacent rigid structural parts. Every rigid part can be oriented relative to the adjacent rigid part by means of bending the first layer with providing the coating modelling in accordance with three-dimensional configurations and/or simple or double curvature.EFFECT: reduced labour costs while mounting the coating.14 cl, 10 dwg

Dowel and fastening element securing layer of material // 2642720
FIELD: construction.SUBSTANCE: invention relates to a dowel for securing a layer of material on a structure including a tray (12) and a hollow shaft (14) formed therein to receive a fixing screw, wherein a stepped hole (16) is provided in the hollow shaft. The stepped hole (16) includes at least two steps (28) between at least three regions (18; 30). The hollow shaft (14) on the outer surface is at least partially conically decurrent. Hollow shaft (14) is provided with radially extensible elements, and extensible elements are executed from the external side in the conically decurrent part of hollow shaft (14) as axial seizures (40). According to the invention, it is proposed that the seizures (40) at the base of the seizures are at least partially provided with a thin, expandable or tearable by expansion, bottom. The present invention further relates to a fastening element including a dowel and a fastening screw according to the invention.EFFECT: invention makes it possible to increase the stability of the dowel independently of the fastening screw.12 cl, 13 dwg
Construction material and method of its manufacture // 2642697
FIELD: construction.SUBSTANCE: construction material having a seal on the part for the tongue and groove joint. The seal is closed with a seal-covering film. The seal preferably comprises a styrene-based copolymer resin and/or a mixture of an olefin-based resin and an adhesive resin. The method of manufacturing a construction material includes the stage of heating the sealing material to a temperature equal to or greater than the softening temperature of the sealing material, the stage of forming a sphere-like seal by means of applying the heated sealing material on the part for the tongue and groove joint, formed in the main material, and the stage of coating the seal with the seal-covering material.EFFECT: construction material exhibits a strong cutting ability and adhesion to the part for the tongue and groove joint and is not substantially coloured in case of oil fluid leakage or the like.9 cl, 1 tbl
Apparatus for explosion protection of explosive objects // 2642691
FIELD: security facilities.SUBSTANCE: invention relates to safety devices used in explosive and radioactive facilities, such as easy detachable panels and roof, blast guards and shields, excessive pressure valves. Technical result is achieved due to the fact that in the apparatus for explosion protection of explosive objects, made in the form of an anti-explosion panel designed to discharge excess pressure, which is made in form of a metal armored frame with armored metal plating and filler in form of air-lead disperse system, wherein the frame is fixed by at least three support rods with leaf stops in the upper part which are fixed in the object to be protected and are telescopically inserted into the stationary support sleeves, placed in the anti-explosion panel of the safety device, support rods, telescopically inserted into the stationary support sleeves of the safety device, are tied to each other through the leaf stops by resilient damping elements placed in an additional damping plate, in which a central opening for placing sensors of the initial emergency phase alert system is made.EFFECT: technical result – increased reliability of explosion-protection devices in case of an explosion at the site and providing the return of these structures into their initial positions after the explosion.1 cl, 2 dwg
Vibrodempping insert for hollow core elements of building structures // 2642686
FIELD: construction.SUBSTANCE: invention relates to construction and may be used for vibration isolation, sound insulation in enclosed spaces when installing and installing ventilation units, compressors, generators and other equipment. This is achieved by the fact that the vibration damping insert for hollow elements of building structures, for example for the construction of a floor on an elastic base, is made in the form of a cylinder of rigid vibration damping material, inside which an elastic core is axially symmetric and coaxial, along the axis of which is rigidly fixed along the entire length of the cavity, damping disks, herewith the extreme discs are fixed "aflush" with the cylinder from a vibrodamping material, the ends of which, in turn, are placed "aflush" with side surfaces of the base plate.EFFECT: increase in the vibration-absorbing and sound-insulating properties of the floor.4 cl, 3 dwg

System and method of mounting load-bearing outer supporting reinforced concrete wall panels // 2642684
FIELD: construction.SUBSTANCE: group of inventions relates to part of the structural system of a composite frame construction without girders, particularly to systems for mounting outer load-bearing reinforced concrete wall panels and method of mounting outer load-bearing reinforced concrete wall panels. The purpose of the proposed technical solution is to use it as a supporting reinforced concrete wall panel while erecting a building using the technology of composite frame construction without girders. The system for mounting load-bearing outer reinforced concrete wall panels includes connecting an embedded part located in the middle part of the upper end face of each load-bearing outer reinforced concrete wall panel by means of connecting elements to embedded parts located on both sides of the end cutout of the outer face of the upper flooring. Each load-bearing outer reinforced concrete wall panel is installed in mounting marks located on the outer edge of the lower flooring slab. Method for mounting the outer reinforced concrete wall panel includes installing each panel of a wall fencing in mounting marks located on the outer edge of the lower flooring slab, adjusting and fixing the wall panel in the upright position, installing a flooring slab of an upper level on the top end face of the wall panel, combining the embedded part of the panel with the cutout of the flooring slab of an upper level, connecting the embedded part of the panel with the embedded part of the flooring of an upper level, filling the niche with fine-grained concrete.EFFECT: increased strength and reliability.24 cl, 9 dwg
Explosion-protection structure for fencing explosion-hazardous premises of production facilities // 2642619
FIELD: safeguards; explosion-protection devices.SUBSTANCE: invention relates to explosion-protection devices used in explosive objects. Technical result is achieved by the fact that in explosion-protection structure for fencing explosion-hazardous premises of production facilities, containing reinforced concrete panels of size 6000×1800 mm with perimeter strap for transportation, panel is made in the form of depressions in the building wall and is formed by the planes of a regular quadrilateral truncated pyramid with a circular base, inscribed in its faces in the form of a hole with diameter Dy, there is a body base, made in the form of a plate with a central hole of diameter Dy, equal to the diameter of the hole in the building fence, which is covered by a lined cargo gate movably connected to the base by means of at least three flexible connections, for example in the form of chains, one end of which is hingedly connected to the cylindrical part of the body, and the other one is hingedly connected to the cargo gate, the cylindrical body part is connected to the middle conical and upper cylindrical parts, and in the cylindrical body part, adjoining the conical part, there is a circular diaphragm with a central hole and with at least three holes located in its peripheral part, and between the circular diaphragm and the lined cargo gate there is a bushing made of a rapidly disintegrating material, for example glass, of the "triplex" type, whose strength is calculated for a certain overpressure in the explosion-protection structure, and there is rod coaxial to the bushing, made of a rapidly disintegrating material, axisymmetric to a hole of diameter Dy and fixed to the base of the body on the lined cargo gate, right part of the rod is axisymmetrically located in the central hole of the circular diaphragm.EFFECT: technical result is increased reliability and efficiency of safe operation of explosion-hazardous premises of production facilities.1 cl, 2 dwg
Anti-explosion panel with damper device // 2642598
FIELD: safety devices.SUBSTANCE: invention relates to safety devices used in explosive and radioactive facilities, such as easy detachable panels and roof, blast guards and shields, excessive pressure valves. In the anti-explosion panel, which contains a metal armored frame with metal armored plating and a filler-lead, which has four fixed branch pipes at the ends, in the coating of explosive facility four bearing rods are rigidly mounted which are inserted in herewith the filler is made as an air-lead disperse system, lead is in form of crumbs, and outside bearing rods there are elastic damping elements, one end of which rests against an armored metal lining, and the other – in the sheets-stops, located in the upper part of the support rods. Spring-damping element, one end of which rests against an armored metal shell, and the other – in the sheets-stops, is made in the form of a combined spring containing a cylindrical helical spring, consisting of two parts with counter-directed ends, one part of which has turns of rectangular cross section, and the other part of the spring is hollow, with the counter-directed end of the first part being located in the cavity of the second, the gaps of the segment profile of the contacting parts of the spring are filled with antifriction lubricant, while at the end of the second part of the spring there is installed a sealing collar to prevent leakage of the lubricant, and the first part of the helical spring, made with coils of rectangular cross-section with rounded edges, covers a tube of damping material, for example polyurethane, and the gaps in the first part of the helical spring, made with coils of rectangular cross section, which is covered by a tube of damping material, are filled with crumb from a friction material made of a composition of a certain composition.EFFECT: higher reliability of explosion-resistant device operation during emergency explosion at the facility, and ensured return of these device to the original position after explosion.1 cl, 5 dwg

Helical-type sound absorbing element // 2642594
FIELD: electronic engineering.SUBSTANCE: invention relates to a helical-type sound absorbing element. Helical-type sound absorbing element comprising a smooth and perforated surface, between which there is a layer of sound-absorbing material of complex shape. Layer of complex shape is an alternation of solid sections and hollow sections. Hollow sections are formed by prismatic surfaces with cross-sections parallel to plane of drawing, parallelogram shape, which inner surface have toothed or wavy structure. Teeth tops face inside prismatic surfaces. Ribs of prismatic surfaces are secured on smooth and perforated walls respectfully. Cavities of hollow sections formed by prismatic surfaces are filled with a sound absorber. Between a smooth surface and solid sections of the layer of sound-absorbing material of complex shape, as well as between the perforated surface and solid sections, there are resonant plates with resonant inserts performing the functions of the neck of the Helmholtz resonators.EFFECT: technical result is higher efficiency of sound proofing.1 cl, 2 dwg
Blast resistant panel with spiral breakable element // 2642592
FIELD: protective devices.SUBSTANCE: invention relates to protective devices used in explosive and radioactive facilities, such as easy detachable panels and roofs, blast guards and shields, pressure relief valves. Proposed is a explosion-proof panel with spiral breakable element, comprising metallic armored frame with metallic armored lining and lead filler, having four fixed supporting pipes fitted at its ends, four load-bearing bars telescopically fitted in said pipes are rigidly embedded in explosive structure coating, wherein filler is made in the form of an air-lead disperse system,wherein lead is made in form of crumbs, and load-bearing bars are made resilient, the panel additionally contains elastic-damping single action breakable elements, which are fixed on the load-bearing bars to sheets-stoppers by means of the damping base with screws, and a bushing in the form of truncated cone is rigidly attached to the base co-axially to the bar, wherein the lower base of the truncated cone is connected to a damping base, and the single action element is supported against truncated cone upper base, made in the form of a spiral breakable element of brittle, collapsing material, such as porcelain or "triplex" type glass, which is pressed from below by a bushing-type clamping element with grooves for fixing the elastic part of the breakable element, made in the form of a conical spring turned by its upper base towards the bushing type clamping element, and the conical spring lower base is fixed in the grooves of the damping base by means of injection polyurethane, and fixing of the bushing-type clamping element is implemented by means of latches mounted on the surface of the bar.EFFECT: higher reliability of explosion-resistant device operation during emergency explosion at the facility, and ensured return of these device to the original position after explosion.3 cl, 2 dwg

Sun-protective device // 2642555
FIELD: physics.SUBSTANCE: device comprises at least one panel with opposite outer and inner sides, the inner side of the said panel comprising, in the order indicated below, the first layer superimposed on each other with a radiation coefficient of ε1 (%) of infrared rays and the second layer with a coefficient of ε2 (%) of infrared rays, while the radiation coefficient of ε2 (%) of infrared rays of the second layer is less than the radiation coefficient of ε1 (%) of infrared rays of the first layer. The panel is designed such that the said inner side has a radiation coefficient of ε3 (%) of infrared rays smaller than the radiation coefficient of ε4 (%) of infrared rays of the outside.EFFECT: reduction of heat radiation, reduction of the transmittance coefficient to the protected zone.14 cl, 5 dwg
obile complex for informing on the emergency situation in the areas under flooding // 2642209
FIELD: machine building.SUBSTANCE: invention relates to a complex of alerting the public about emergencies (ES) in hard-to-reach areas. Mobile complex consists of an amphibious vehicle on the air cushion with a built-in video screen and sound devices. Such mobile complex includes a passenger lounge with a metal stamped welded frame, equipped with soundproof insulation elements.EFFECT: it is achieved by improving the efficiency of alerting the population about emergencies in hard-to-reach areas through rapid delivery to the place of use and ensuring the multifunctional work of the mobile complex, improvement of the efficiency of noise reduction in the apparatus when performing emergency operations.1 cl, 6 dwg
Single action shock absorber with breakable elements // 2642190
FIELD: protective devices.SUBSTANCE: invention relates to protective devices, for example shock absorbers, used in explosive facilities. Single action shock absorber with breakable elements contains a body, elastic and damping elements, additionally contains a rod, in the upper part of which, perpendicular to its axis, a fixed stop in the form of a circular plate is rigidly fixed, to the lower part of which the damping base is fastened with screws, and co-axially with the rod a bushing made in the form of a truncated cone is rigidly fixed to the damping base. Truncated cone lower base is connected to the base, and the single action element is supported against truncated cone upper base, made in the form of a hub of brittle, collapsing material, for example porcelain, which is pressed from below by a hub-type clamping element with grooves for fixing an elastic part in the form of a conical spring turned by its upper base towards the bushing-type clamping element. Conical spring lower base is fixed in the grooves of the damping base by means of injection polyurethane, wherein fixing of the bushing-type clamping element is implemented by means of latches mounted on the surface of the rod. Inside the bushing, made in the form of a truncated cone, wherein the bottom base of the truncated cone being connected to the base, and in the of the truncated cone upper base a single-action element is pressed against, an elastic conical element with an outer surface congruent and equidistant to the sleeve is located axially symmetric. Rod is made resiliently damping, consisting of co-axially arranged bushings and rods, wherein the bushings are made of an elastic material, and the rods of a vibration damping material, for example polyurethane.EFFECT: invention increases reliability of operation of explosion-proof devices at emergency explosion at site.1 cl, 1 dwg
Vibrodempping insert for building constructions // 2642189
FIELD: construction.SUBSTANCE: invention relates to construction and can be used in vibration control, sound insulation in enclosed spaces during installation and installation of ventilation units, compressors, generators, and other mechanical equipment. Vibration damping insert for building structures is made in the form of a cylinder of rigid vibration damping material, inside which is axisymmetrically and coaxially placed an elastic core with disks. Along the rod axis the damping disks are rigidly fixed along the whole length of the cavity. Herewith the extreme discs are fixed "aflush" with the cylinder from a vibrodamping material, the ends of which, in turn, are placed "aflush" with side surfaces of the base plate. There are intermediate damping disks placed evenly with the step not exceeding the internal diameter of the cylinder. Elastic core, axially symmetric and coaxially placed inside the cylinder of the vibration damper insert, is made of a combined and consisting of an elastic part in the form of a rod and a damping part made in the form of an outer coaxial shell made of a vibration damping material, for example polyurethane. Damping disks fixed rigidly along the entire length of the elastic core are made of combined and consisting of an elastic part in the form of oppositely fixed disks on the elastic core of a solid vibro-damping material, for example an “Agat”, “Antivibrite”, “Schwim”, made in the form of a disk perforated frame of an elastic material filled with a mesh damping element located between the disks of a solid vibration damping material, and made in the form of a disc of a soft vibration damping material, for example, spongy rubber, nonwoven vibrodempirating material, polyurethane.EFFECT: invention allows to improve vibration-absorbing and soundproofing properties of floor.1 cl, 3 dwg
ethod for soundproofing equipment // 2642039
FIELD: construction; acoustics.SUBSTANCE: invention relates to a method for soundproofing equipment with broadband noise attenuation. Method comprises installing a sound-insulating enclosure on the floor of a building on vibration-proof supports made of elastic material. Lining it from the inside with a sound-absorbing element. Enclosure is made in form of a rectangular parallelepiped with a recess in its lower face for the base of the process equipment. Base of process equipment is installed on vibration-proof supports. Supports are based on the floor of the building. Between the base of the process equipment and the recess in the lower face of the rectangular parallelepiped, a gap is made to prevent the transmission of vibrations from the process equipment to the sound-insulating enclosure. Said enclosure has ventilation ducts for preventing overheating of the equipment. Internal walls of the ventilation ducts are treated with a sound-absorbing material and an acoustically transparent material of the "poviden" type. Sound-absorbing element is fixed to the inner surface of the sound-insulating enclosure and is made in form of smooth (14) and perforated (15) surfaces between which a multi-layer sound-absorbing structure is placed. Calculation of the required sound insulation of the cover, as an unpressurised enclosure, is carried out according to the following relationship: , where Rkozh.tr – required sound insulation of the cover, dB; Rsi – average sound insulation of the solid part of enclosures of the i-th cover, dB; is the reverberation coefficient of sound absorption inside the i-th cover, where αo is the reverberation coefficient of sound absorption for enclosures without sound-absorbing material; αm is the reverberation coefficient of sound absorption of sound-absorbing material; ∑Sm is the area of application of sound-absorbing material, m2; τi is the energy transmission coefficient of sound through the muffler of the process hole (for a simple hole without a muffler τi=1); ∑Soi is the total area of process holes for the i-th cover of the machine, m2; ∑Si is the total area of the continuous part of the enclosure, m2. Multi-layer sound-absorbing structure of the sound-absorbing element is made with resonant inserts and is disposed in smooth prismatic surfaces (18) of continuous sections (16) and through resonance holes (23) and (24), serving as the mouths of Helmholtz resonators, they are connected to a layer made of foamed sound absorbing material. Frequency band for damping the sound energy of a multi-layer sound-absorbing structure is determined by the diameter and the number of resonant holes (23) and (24).EFFECT: higher efficiency of noise suppression.1 cl, 2 dwg
Gypsum composites used in fire-resistant building elements // 2641872
FIELD: fire safety.SUBSTANCE: composite product contains gypsum in the amount of 60-90 wt %, fibre in the amount of 1.5-26 wt %, essentially, uniformly distributed in the composite, and rheology modifier in the amount of 0.5-6 wt %. The composite is cured or allowed to solidify to form a cured composite. The cured composite is a fire-resistant element used in a fire-resistant core of a door, a fire-resistant door or a fire-resistant structural panel. The fire-resistant element may be a structural panel, a door panel, a door core, a door rail, a door stile, a door lock, a door frame or a door insert.EFFECT: increased fire resistance.52 cl, 30 dwg
ethod of erecting framework of one-storey framework building // 2641801
FIELD: construction.SUBSTANCE: framework is erected from a plurality of trusses. Initially, each truss is pre-assembled from ready elements in the horizontal position either on the foundation or on the installation site. Thereinafter, the truss assembled in that way is horizontally moved along the foundation surface up to the alignment of the truss base with the previously formed conditional line of its design position on the foundation. Then, by means of turning the truss, the truss is moved from the horizontal position to the vertical design position. The trusses fixed in that way are fixed in their design positions to form the desired framework.EFFECT: simplifying the framework erection technology.12 dwg

Device for repair and maintenance of inclined surfaces of buildings and structures of large sizes // 2641551
FIELD: construction.SUBSTANCE: device for the repair and maintenance of inclined surfaces of buildings and structures of large sizes comprises an upper horizontal guide frame, a lower horizontal guide frame, an upper movable carriage with three retractable consoles of a changeable overhang, a lower movable carriage with two retractable consoles of a changeable overhang, inclined bearing guide rope branches, a traction rope, a traction winch, a load basket for lifting workers with a load, drives for retracting the consoles at the upper and lower carriages, movement drives of the upper and lower carriages, tension devices of the inclined bearing guide rope branches, tension control devices of inclined bearing guide rope branches, fastening elements of the structures. It has at least two parallel inclined bearing guide rope branches equipped with the tension devices and the tension control devices and tensioned with a natural dip; the upper ends of the inclined bearing guide rope branches are rigidly fixed in the retractable consoles of the upper carriage; the lower ends of the inclined bearing guide rope branches are rigidly fixed in the retractable consoles of the lower carriage through the tension and tension control devices of the bearing rope branches; the upper and the lower carriages are mounted in the upper and lower horizontal guide frames with the possibility of moving along them; the load basket rests on not less than two spaced points on each bearing rope branch; the load basket is fixed to the inclined bearing guide rope branches with the possibility of moving upwards with them by means of the traction cable wound on the traction winch drum through the bypass block of the traction winch console.EFFECT: implementing the task of creating a device for the maintenance of radio receivers of large-sized inclined antenna webs of stationary radar stations of a missile attack warning system.11 cl, 3 dwg
Protective-camouflage structure of arctic military subdivisions // 2641362
FIELD: construction.SUBSTANCE: protective-camouflage structure of Arctic military subdivisions consists of a framework of a main compartment and an entrance device, assembled from framework and shell elements. Wherein the framework and the entrance are made of the simplified frame-guy thermos-type structure comprising an inner residential module with end diaphragms made of a composite material and built-in input door units covered with a shell with fastened heat protection roll material from foamed polyethylene and an outer protective-camouflage technical module with a reinforced bearing frame with systems of cable braces, framework racks and anchors, isolating the living premise from the impact of negative outside weather conditions with a device between the air layer membranes with a thickness not less than 40-50 cm, providing reducing heat losses and decamouflaging signs, as well as the possibility of hidden accommodation of auxiliary technical equipment, materials, property and food stocks. In order to create a security area in a circular sector for the Arctic desert terrain survey, in the upper structure part, a wide scope rotary video camera with infrared lighting and a small radar is installed, and a fencing from spirals of reinforced barbed tape with a set of signalling means and non-lethal destruction ammunition is provided around the perimeter.EFFECT: improving operational and transport performance, ensuring a favourable microclimate, reducing visibility, reducing the erection complexity and the structure weight.6 dwg

Trihedral lattice support // 2641354
FIELD: construction.SUBSTANCE: trihedral lattice support includes belts of a closed polyhedral section with edge bends at an angle of 60° to each other and the grid bars, attached to the bent edges. The bent edges are provided with additional bends oriented inward towards each other and connected along the length, and the grid bars are attached to the plane of the edges on the opposite side of the additional bends.EFFECT: increased local stability of edges and eccentricities reduction in braces fastening.3 dwg

Vertical steel tank // 2641353
FIELD: construction.SUBSTANCE: vertical steel tank includes a flat bottom, steel rope roof and cannelure wall, consisting of separate curved shells, and the curvature of the shells is opposite the direction of forces arising from the hydrostatic pressure of the stored product. Outside the shells are connected together by a continuous weld, inside - by a cover strip welded along the entire height of the wall. A suspended rope roof of combined type with an inner support drum is attached to the joints of the shells along the upper outline of the wall. This connection of the rope roof with a cannelure wall of the tank represents a dynamic self-loading system.EFFECT: increase in operational reliability of the tank, reduction of metal consumption.5 dwg
L-shaped fastening element for facing plates (panels) of suspended frame of system of building and premises cladding by concealed method // 2641342
FIELD: construction.SUBSTANCE: fastening element for facing plates (panels) of a suspended framework of a system of building and premises cladding by concealed method is made a removable and sliding one and consists of a base-wall and a rectangular grip in the form of an angular cross-section located on one end of the base-wall. On the other opposite end on both opposite sides of the axis of the base-wall on each side there are two identical tongues (protrusions) arranged symmetrically parallel to the longitudinal axis of the base-wall at a certain distance from each other and having a rounded shape at the ends with the possibility of installing and rigidly fixing them in the corresponding recesses of the rectangular groove of the extruded profile. The L-shaped fastening element comprises of a rectangular grip for installing and fastening it in the corresponding longitudinal cut in the end part of the facing panel (plate) for providing a concealed fixing and mutual fixing of the facing panel (plate) with the extruded profile with the possibility of forming "tongue and groove" connections.EFFECT: simplification of installation of facing plates, increase of rigidity and durability of the system of fastening facing plates of surfaces of buildings and structures and walls of internal premises, provision of reliable concealed type of fastening of facing, increase of level and quality of maintainability.3 dwg
T-shaped fastening element for cladding plates (panels) of suspended framework of cladding system for buildings and premises by concealed method // 2641340
FIELD: construction.SUBSTANCE: fastening element of cladding plates (panels) of the suspended framework of the cladding system for buildings and premises by concealed method is made removable and sliding and consists of a base wall and two rectangular grips (hooks) in the form of a T-section flange, located at one end of the base wall. On the other the opposite end on the two opposite sides from the axis of the base wall on each side two identical tongues (protrusions) are made. They are located symmetrically parallel relative to the longitudinal axis of the base wall at a certain distance from each other and have rounded shape on the ends of the form with the possibility of placing and rigid fixing into corresponding recesses (holes) of the rectangular groove of the extruded profile. When the T-shaped fastening element contains rectangular grips (hooks) for installing and fixing in the respective and opposite each other longitudinal cuts of the front parts around the perimeter of two adjacent symmetric opposite cladding panels (plates), not less than 4 pieces per one cladding panel (plate) (two on the bottom, and two on the top) to ensure concealed fixation and mutual fixation of the cladding panels (plates) with the extruded profile adapted to form a "tongue and groove" joint.EFFECT: simplification of installation of cladding plates, increase of rigidity and strength of the system of fastening cladding plates of surfaces of buildings and premises, provision of reliable concealed type of cladding fastening, increase of level and quality of maintainability.3 dwg
Profile of framework of suspended cladding system // 2641338
FIELD: construction.SUBSTANCE: extruded profile of the framework of a suspended cladding system of rectangular section is divided into hollow rectangular sections: upper, central and lower, in which in the upper section on the top surface of the extruded profile in the centre along the longitudinal axis a rectangular locking groove is made with two opposite internal recesses (cavities) along the adjacent walls of the rectangular locking groove for installing and rigid fixing the removable hidden sliding elements of fastening cladding panels (plates) by "tongue and groove" joint with an option to move the removable hidden sliding elements of fastening along the rectangular locking groove; for installation and fastening of the hidden removable sliding elements of fastening in the rectangular locking groove on the longitudinal axis of the extruded profile elongated holes are milled with a specific step; on the external side longitudinal walls of extruded profile along the straight line round mounting holes are made at a certain distance from each other for stationary (fixed) fixation of the extruded profile by bolted connections with the mounting brackets (bearing wall brackets); the mounting holes of one side wall of the extruded profile are symmetrical to the mounting holes the other opposite side symmetrical wall of the profile relative to its longitudinal axis.EFFECT: simplification of installation of cladding elements on the profiles of the system with a longitudinal groove for the special hidden fastener; increased rigidity and strength of fastening system of the cladding plates of the building surfaces and structures of the interior rooms.4 dwg
Kochetov's seismic-resistant building // 2641335
FIELD: construction.SUBSTANCE: in seismic-resistant building containing the vibration-isolated foundation, the horizontal and vertical bearing structures with the vibration isolation system, the internal partitions, the building roof, as well as the door and window openings with reinforcement; the base bearing floor slabs in the points of their attachment to the bearing building walls are equipped with the spatial vibration isolation system consisting of horizontally arranged vibration isolators perceiving vertical static and dynamic loads, as well as vertically arranged vibration isolators perceiving horizontal static and dynamic loads. The floor in the premises is made on an elastic foundation and includes a mounting plate made of concrete reinforced with vibration damping material, which is mounted on the base intermediate floor slab with cavities through the layers of the vibration damping material and the waterproofing material with the gap relative to the bearing walls of an industrial premise. The base slab cavities are filled with a vibration damping material, such as foamed polymer, and each of the vibration isolators comprises the rigidly interlinked rubber plates, the upper and the lower ones, in which through openings are made, arranged on the isolator surface in the staggered order; the vibration isolators are made of a square or a rectangular shape, and their side faces are made as curved surfaces of the n-th order, ensuring the equifrequency of the vibration isolation system in general. The openings in the cross-section have the shape ensuring the vibration isolator equifrequency. Each of the vibration isolators is provided with vibration-damping inserts placed in the openings of each vibration isolator configured as a cylindrical damping member, to the ends of which the planar resilient stops are rigidly connected, and the inner cavity is filled with a layer of vibration damping material, e.g. sand. The vibration damping layer density is less than the density of the outer cylindrical shell ring of the damping element. In the cavities of the base plates of the interfloor overlap, the vibration damping inserts are used as vibration damping material, made in the form of a cylinder of rigid vibration damping material, inside of which axially symmetric and coaxial resilient core is placed, along the axis of which rigidly fixed with step, times along the entire length of the cavity damping disks. The end discs are fixed "flush" with a cylinder of vibration damping material, the ends of which are in turn "flush" with the side surfaces of the base plate.EFFECT: strengthening the construction of buildings or structures, reducing their vulnerability when exposed to wind loads and earthquakes, improving their seismic safety, durability and residual life.9 dwg
Kochetov's seismic-resistant building // 2641334
FIELD: construction.SUBSTANCE: in the seismic-resistant building, containing a vibration-isolated foundation, horizontal and vertical bearing structures with a vibration isolation system, internal partitions, building roof, as well as the door and window openings with reinforcement; base bearing floor slabs are equipped, at the points of their attachment to the bearing building walls, with the spatial vibration isolation system consisting of horizontally arranged vibration isolators perceiving vertical static and dynamic loads, as well as vertically arranged vibration isolators perceiving horizontal static and dynamic loads, wherein the floor of the premises is made on the elastic foundation and contains the mounting plate made from the reinforced vibration damping concrete material, which is installed on the base plate of the interfloor slab with the cavities through the layers of the vibration damping material and the waterproofing material with a gap relative to the bearing walls of the production premises. The cavities of base plate are filled with vibration damping material such as foamed polymer, and in the cavities of the base plate of interfloor slabs vibration damping inserts located made in the form of a cylinder of rigid vibration damping material, within which elastic core is coaxially located and axially, along the axis of which damping discs are rigidly fixed increments of times of length of the cavity, with extreme disks fixed "flush" with the cylinder of the vibration damping material, the ends of which, in turn, are placed "flush" with the side surfaces of the base plate.EFFECT: increasing the seismic resistance of the building by increasing the damping in the slabs of the interfloor and the base of the building with the vibration isolation of the reinforced concrete plate.8 dwg

Curved closed profile // 2641333
FIELD: construction.SUBSTANCE: in the curved closed profile of rectangular section with a hinge in the middle of one of the long sides, where each part of an aligned edge is continued in the form of I-shaped rib, the size of short edges is half the size of the I-shaped ribs and three times smaller than the long edges.EFFECT: same stability of the curved closed profiles from the plane and in the plane of the supporting structure, reduction of additional costs.2 cl, 21 dwg
ethod of investigating acoustic characteristics of objects in muffled chamber // 2641332
FIELD: physics.SUBSTANCE: in the method of investigating the acoustic characteristics of objects in a muffled chamber, which consists in placing a test object on a floating floor in a muffled chamber, in which the sound from the object under test is absorbed onto the walls. The muffled chamber is placed in a separate building with the foundation, walls, a ceiling, within which, on a stand-alone foundation, its walls, a floating floor, on which the test object is installed, and a light ceiling are placed, the muffled chamber is hermetically coated from all sides by the newly developed sound absorbing element to be tested. The sound power level of the test object is determined by the results of measurements of the average sound pressure level at measuring its surface, which is a hemisphere area, and then the corrected sound power level is defined.EFFECT: increasing the accuracy of measuring the efficiency of noise attenuation of the acoustic characteristics of the new sound-absorbing elements.2 dwg

Stand for investigating acoustic characteristics of sound-absorbing elements in reverberation chamber // 2641331
FIELD: machine engineering.SUBSTANCE: in the stand for investigating acoustic characteristics of the sound-absorbing elements in the reverberation chamber, there is a noise radiation source which is mounted on the floor of the reverberation chamber which is a room with volume from 60 to 1000 m3 with non-parallel inner seals, which surface is a sound reflector. The level of sound power of the tested noise radiation source is determined by measurement results of mean sound pressure on the measuring surface, with acoustic microphones, which are mounted along its contour, which is taken as a semi-sphere. The equivalent acoustic absorption area of the chamber is determined experimentally by measuring the time of room reverberation, i.e. the time during which the level of sound pressure in the room is reduced by 60 dB after the action of the noise radiation source is ceased.EFFECT: increased measurement accuracy of noise suppression efficiency of investigated acoustic characteristics of new sound-absorbing elements.2 cl, 2 dwg

Acoustic screen for safe activity of man-operator // 2641330
FIELD: machine engineering.SUBSTANCE: acoustic screen for safe activity of the man-operator has a framework with slopes made of metal sheets with sections of acoustic panels located therein, which are made both of noise-reflecting translucent and non-transparent noise-absorbing. Their arrangement in the acoustic screen can be in any combination of vertical and horizontal rows. The layers of sound reflecting material are made from heat insulation material capable to maintain the pre-set microclimate in a premise, and as a sound-proof material the plates from basalt-based mineral wool like "Rockwool", or "URSA" mineral wool, or basalt cotton wool P-75, or glass-wool with a woven glass liner are used. The sound absorbing element over the full surface is lined with the acoustic transparent material, for example, glass fabric EZ-100 or polymer "poviden", and the perforated wall has the following perforation parameters: diameter of holes -3÷7 mm, percentage of perforation 10%÷15%. According to the shape the holes can be made as the holes, having round, triangular, square, rectangular or diamond profile. In case of unround holes the nominal diameter shall be maximum diameter of circle inscribed in the polygon. As a sound-absorbing material of non-transparent noise acoustic panels, a porous noise-absorbing material is used, such as aluminium foam or metal ceramics, or metal-porous material, or material in the form of pressed crumbs of solid vibration-damping materials, such as polyurethane elastomer, or compound of "Agat", "Antivibrit", "Shvim" types. The size of the crumb fractions lies in the optimum range of values: 0.3…2.5 mm, or as sound-absorbing material of non-transparent noise-absorbing acoustic panels, a rigid porous material is used, such as aluminium or metal ceramics or a shell stone with a degree of porosity which lies in the optimum range of values: 30÷45%. Each of the non-transparent noise-absorbing acoustic panels is in the form of rigid and perforated walls, between which the layers of sound-reflecting and sound-absorbing materials of different density, which are placed in two layers, are located. The layers of sound-reflecting material are made of a complex profile consisting of uniformly distributed hollow tetrahedrons which allow to reflect sound waves incident in all directions, and arranged respectively at the rigid and perforated walls or each of the non-transparent noise-absorbing acoustic panels comprising a combined sound-absorbing layer of complex shape which is an alternation of solid sections and hollow sections, which frame is made of a rigid sound-absorbing material, the hollow sections are formed by prismatic surfaces having a parallelogram shape in a cross-section parallel to the plane of the drawing, whose inner surfaces have a tooth structure. The vertices of the teeth are directed inside the prismatic surfaces, and the ribs of the prismatic surfaces are respectively fixed on smooth and perforated surfaces. The cavities formed by smooth and perforated surfaces, between which the combined sound-absorbing layer of complex shape is arranged, are filled with soft sound-absorbing material, the cavities of the hollow sections formed by the prismatic surfaces are filled with foamed polymer, for example, polyethylene or polypropylene. Cavities of hollow sections formed by the prismatic surfaces are connected by resonance holes to cavities formed by smooth and perforated surfaces, between which a combined sound-absorbing layer of complex shape is arranged.EFFECT: increased noise damping efficiency due to introduction of elements of resonance type.4 dwg

Lighting system // 2641321
FIELD: lighting.SUBSTANCE: lighting system has a recessed panel (light source or window) and a side wall or a set of sidewalls around the recess. At least one of the side walls has a lighting device for controlling the colour of the illumination and/or the shape from which light emanates from the side wall or side walls.EFFECT: ability to use in order to imitate the sharp boundaries of illumination on the side walls in sunlight through a skylight or create general lighting around the window.13 cl, 9 dwg

Automated car parking facility // 2641155
FIELD: construction.SUBSTANCE: automated car parking facility contains tiered cells for storing cars, at least one reception area for the entry and exit of cars, a lift and a manipulator to move the car from the receiving platform to the elevator platform and back. The essence of the proposed solution is that the manipulator is installed with the ability to move above the receiving platform and the elevator platform, brought to the lower position, and with the possibility of fixed stops above each of them. In this case, the manipulator is equipped with movable grippers and sensors to determine the position of the car and determine the position of the grippers with respect to the car. The sensors are connected to a control system that, in accordance with the sensors readings, controls the manipulator's drive mechanisms and grippers.EFFECT: improvement of parking facilities at the expense of reducing accuracy requirements for cars placing at the reception area, improving the work reliability in the conditions of high contamination of the received cars, the possibility of a multiple-level placement of the receiving platform and elevator platform.3 cl, 9 dwg
Light steel structure // 2641153
FIELD: construction.SUBSTANCE: light steel structure comprises at least two first positioning elements, respectively located at the two ends of the two opposing C-shaped steel plates in the longitudinal direction of the C-shaped steel plates to form a beam in a rectangular tubular moulde. Wherein the first positioning elements form respectively combined points on the two end surfaces of the beam. Several beams are connected to one another by means of the combined points and form the transverse beams and columns of the building. Also, at least two second positioning elements, respectively, are located at the two ends of the C-shaped steel plate in the longitudinal direction of the C-shaped steel plate to form a rafter. Wherein the second positioning elements form assembly points on the two end surfaces of the rafter, respectively. Several rafters are located between the adjacent beams through the assembly points and are made in the form of a floor surface, a wall surface, and a roof of a building.EFFECT: increasing the bearing capacity of the structure.7 cl, 8 dwg

Inflatable panel fencing // 2641149
FIELD: construction.SUBSTANCE: inflatable panel fencing, mostly for office space, will hold the hinged-connected hollow panels with gas impermeable walls, vertical walls with its guideway, with a device for folding panels and a device for supplying a gas medium in the panel. Panels have a bearing inflatable frame, inside of which there are elastic perforated tubes, connected to the device for supplying the gaseous medium in the panel, and the device for folding the panels is made in the form of two drums, one of which is wound around the hollow panels and the other is spring-loaded. Application of the proposed inflatable panel fencing will allow to create work areas with minimal manual labour.EFFECT: use of proposed inflatable panel fence is possible on differently located surfaces to form a working area - either on the ceiling, or on the floor, or on the wall.4 cl, 7 dwg

Bracket of cladding system of buildings and premises // 2641143
FIELD: construction.SUBSTANCE: bracket of the cladding system of buildings and premises consists of stationary and adjustable parts executed in the form of rectangular u-shaped plates fixed perpendicular to the wall construction, the stationary part on the wall construction with curled petals and rivet holes or bolts on the stationary part, to connect the stationary part with the adjustable part of the bracket with possibility of sliding displacement of the mentioned u-shaped plates relative to each other on an axis perpendicular to the wall construction with the subsequent fixation in the desired position using riveted or bolted connections and skids, fixed at the end of the adjustable part of the bracket with possibility of longitudinal sliding movements along the end in a plane perpendicular to the side walls of the stationary and the adjustable parts of the bracket and parallel relative to the wall construction in horizontal and vertical directions.EFFECT: simplifying the installation, increasing the accuracy and quality of installation of the cladding system of buildings and premises, the possibility of adjustment in three directions.7 cl, 7 dwg

Long-dimensional pipe concrete element // 2641142
FIELD: construction.SUBSTANCE: long-dimensional pipe concrete element containing a concrete core and reinforcement in the form of a closed outer shell having radial holes is proposed. According to the invention, of new is that the shell is designed as a steel pipe across the length of the element and is equipped with an external protective coating being capable of preventing the concrete mixture from escaping from the shell holes during the core concreting without using a removable formwork. In addition, the holes may be of different shapes and with different arrangements with respect to the longitudinal axis of the element for perceiving the effective loads and efficient joint operation of the concrete core and the steel shell.EFFECT: increased efficiency of the construction of the long-dimensional pipe concrete element and the technology of its erection, improved performance and expanded field of use.18 cl, 24 dwg

Long-dimensional steel concrete element // 2641141
FIELD: construction.SUBSTANCE: long-length steel concrete element is proposed, including a concrete element with a strengthening body encompassing it from rolling profiles interconnected by transverse elements. New is that the strengthening body is connected to a concrete element for joint work with the help of transverse elements located in the concrete body connecting diagonally located corner sections.EFFECT: increased bearing capacity, reduction of labour intensity of manufacturing and reduction of overall dimensions.6 cl, 10 dwg
Hinge system of lining of buildings and premises, including for building partitions // 2641140
FIELD: construction.SUBSTANCE: hinge system of lining of buildings and premises, including for building partitions includes mounting brackets, bearing wall brackets, frame mounted systems, hidden sliding T-and l-type fasteners, facing panels (slabs), tubular connectors, and support elements.EFFECT: simplifying the installation, increasing the accuracy and quality of installation, increasing the rigidity and strength of the fastening system for the facing panels of the surfaces of buildings and structures, and walls of internal premises.14 cl, 9 dwg

Panel with a rustic bevel and the method of its manufacture // 2641139
FIELD: construction.SUBSTANCE: in the cladding panel, to form a chamfer on the transition from the face to at least one of the lateral sides, a plurality of recesses is formed which emanate from the face surface and are inclined (α, β) relative to the face and terminate in the corresponding side surface. The recesses include at least the first set of recesses and the second set of recesses. Grooves of the first group pass under the first tilt angle (α) relative to the front surface. The grooves of the second group pass at the second tilt angle (β) relative to the front surface. The first tilt angle (α) and the second tilt angle (β) are different from each other. The method for manufacturing such a panel is disclosed.EFFECT: reduced labour costs in manufacturing.19 cl, 3 dwg
ethod for increasing thermotechnical homogeneity of three-layer building envelope and device for its implementation // 2641059
FIELD: construction.SUBSTANCE: in order to prevent undesirable heat flow through the key, the key is heated at the junction of the key to the inner carrier layer by a power corresponding to the heat flow passing through the key. A device for the method implementation is also described, characterized in that a heating element is arranged at the junction of the key to the inner carrier layer, for example, with an electrical power equal to the design value of the maximum heat flow connected to a controller controlling its power which is connected to temperature sensors, one of which is installed in the area of the key location, and the other one is installed in a thermotechnically homogeneous area, half the distance to the adjacent key.EFFECT: increased thermotechnical homogeneity.3 cl, 6 dwg

Tower body of overhead transmission line // 2641055
FIELD: electricity.SUBSTANCE: body shaft is made split consisting of two, top and bottom, pairs of vertical open profiles, rigidly interconnected by transverse plate, in terms of which the lower pair of profiles with respect to the top is deployed on 90°. The profiles of the top pair are interconnected by rod elements. On bottom profiles pair a tool to be fixed on pile is placed, which includes the spaced-apart by body height assemblies for tying the profiles, transverse diaphragm of stiffness placed in levels of mentioned sites and delimiters for reliance on the top end of pile pinned on the inner surface of the profiles.EFFECT: increased tower body stiffness and strength in area of fixing to base in relation to torque loads and bending loads, functioning in longitudinal and transverse directions relative to the power line, the exclusion of tower body crank on base with dramatic increase of workloads in emergency, ensuring reliable operation of the tower body in all modes.12 cl, 10 dwg

ethod for producing metal fencings (versions) and fencing obtained while implementing method // 2641039
FIELD: construction.SUBSTANCE: method for producing metal fencings, which is characterized by manufacturing a decorative element of a fence span by cutting it by a CNC plasma cutter from a metal sheet, fixing the decorative fence element to a support, characterized in that the fence framework is made of a single metal profile or two metal profiles of the round, or U-shaped, or rectangular cross-section, the ends of which are pre-bent, and then the two framework parts are welded together by their ends; each decorative element of the fence span being formed from two identical parallel curves, which form the edges of the detail edge of the decorative element; the ends of each decorative element are then welded to the top part and the bottom part of the frame, forming the required pattern of the decorative elements inside the span. When cutting with a CNC plasma cutter from the metal sheet, the edges of one decorative element part form the front edge of the next part. Preferably, the welding process of all the elements of the fence span is carried out at the installation site.EFFECT: simplifiying the technological operations with the possibility of creating a variety of forms of decorative elements, simplifying the transportation of the fencing elements and the fencing compactness, saving the metal consumption while manufacturing a fencing section.7 cl, 9 dwg

Installation element for outer wall and outer wall structure // 2641037
FIELD: construction.SUBSTANCE: installation element for an outer wall for installing a facing construction material on a building shell has an aperture element with a projection, fixed in the building shell by means of the projection extending from the outer surface of the aperture element with the projection. The installation element comprises: a supporting plate comprising a horizontally extending part to adjust the position, made with the possibility of directly contacting the outer surface of the aperture element with the projection, a vertical body of the plate, connected through its first vertical end with the horizontally extending part to adjust the position, and a point for mounting the supporting plate, located on the vertical body of the plate at a distance vertically from the horizontally extending part to adjust the position, which is larger than the width of the projection from the outer surface of the aperture element with the projection, so that the fastening device for the supporting plate, located at the point for mounting the supporting plate, does not contact the projection of the aperture element with the projection, and a fastening element facing outside, comprising a fastening part to engage with the facing construction material and made with the possibility to be fastened to the vertical body of the supporting plate. The aperture element with the projection is a frame element of the aperture with a projection, or a door element with a projection, and is also achieved by the fact that an outer wall structure with such a mounting element is created.EFFECT: creating an installation element to the outer wall and creating the design of the outer wall itself with this installation element, which provide the possibility to install a facing construction material on a building shell while maintaining water resistance of the building and preventing the deterioration of the aesthetic appearance of the building around the aperture element.18 cl, 7 dwg

Support structure for wind power generators // 2641035
FIELD: construction.SUBSTANCE: support structure in the form of a truncated cone or a truncated pyramid, made of several prefabricated concrete panels. Wherein the structure does not have horizontal ties between the panels, since they all have a height equal to the total height of said structure. All these panels are of the same size, and at least two of these panels are contiguous to one another with the formation of a support structure having a closed section form and made in such a manner that the vertical ties between adjacent panels have a clearance larger at the upper part than at the lower one, that provides the possibility to obtain sections of various widths at the upper part of said structure by adjusting said clearance in the direction of increase or reduction.EFFECT: increasing the support reliability.5 cl, 4 dwg
Three-layer resource-saving reinforced concrete panel // 2640838
FIELD: construction.SUBSTANCE: three-layer resource-saving reinforced concrete panel includes a thermal insulation layer, outer and inner reinforced concrete layers connected to each other by rigid links made in the form of reinforced concrete dowels passing through the heat-insulating layer and reinforced concrete ribs arranged on the panel perimeter. It is additionally equipped with at least two reinforced concrete dowels arranged on opposite panel sides, and the reinforced concrete ribs in the cross section parallel to the panel layers have an area determined by the ratio of the panel area, the thickness of its middle layer, the thermal conductivity coefficients of the rib materials, the layers of the panel, the reinforcement and the heat insulation material, as well as the required heat transfer resistance. The thermal conductivity coefficient of the material of the reinforced concrete dowels passing through the heat-insulating layer is 2.5-3 times higher than the thermal conductivity coefficient of the material of the reinforced concrete dowels arranged on the opposite panel ends. The heat-insulating layer is made of a fine-fibrous material and is arranged in the form of twisted bundles longitudinally extended along the panel length. Wherein curvilinear grooves arranged in pairs, in the form of sine waves longitudinally stretched from one end to the opposite one, are made on the outer side of the reinforced concrete dowels passing through the heat-insulating layer, in the number of at least two. The areas of greatest convergence of the curvilinear grooves arranged in pairs form nodes causing the formation of transverse standing waves.EFFECT: maintaining normalized parameters of reliable operation of an energy-saving three-layer reinforced concrete panel under changing climatic and vibration impacts, due to reducing the concentration moving of longitudinal thermal stresses and seismic waves by means of making curvilinear grooves, at least two, in the form of longitudinally elongated sine waves on the outer surface of the reinforced concrete dowels passing through the insulating layer, forming nodes in the areas of greatest convergence between each other, which contribute to the formation of transverse standing waves leading to partial displacement of the vibration effect, as well as to the partial movement of thermal stresses in the panels.3 dwg

ulti-layered restoration construction element // 2640834
FIELD: construction.SUBSTANCE: invention relates to a multi-layered restoration construction element having a central part of a heat-insulating material and surface panels covering it on both sides, the surface panels having a tongue at one longitudinal edge and a groove at the opposite edge. The multi-layered restoration construction element (2) has a central part (2c) of a heat-insulating material and surface panels (2a, 2b) covering it from both sides. The surface panels have a tongue (5) on one longitudinal edge and a groove (4) on the opposite longitudinal edge. Wherein at least one opening (7) covered with a water-permeable membrane material (6) is formed in the inner surface panel of the restoration construction element. In the heat-insulating material of the central part (2c) of the restoration construction element (2), at least one ventilation duct (9) is formed, which opens directly or through a separate connecting channel into the outer air space. The heat-insulating material allows moisture to be transferred between said at least one opening (7) and the ventilation duct (9).EFFECT: creating a reliable restoration element for the restoration of old buildings, especially the facades of office buildings, this element providing good heat insulation and fit tightness and simultaneously ensuring good ventilation.9 cl, 3 dwg

Lightweight construction slab and method of its manufacturing // 2640624
FIELD: construction.SUBSTANCE: invention relates to a lightweight construction slab, in compliance with the restrictive part of paragraph 1 of the claim, to the use of lightweight construction slab to create the building shell, in compliance with the restrictive part of paragraph 10 of the claim; and to the method of manufacturing the lightweight construction slab, in compliance with the restrictive part of paragraph 11 of the claim. A lightweight construction slab (100) with a rectangular base shape and flatly interconnected layers (01, 02, 03, 04 …), each of which is formed by a plurality (20) of boards (2). The boards (2) of each layer (01, 02, 03, 04, …) on their lateral surfaces are connected with one another on the sides and on at least one principal surface (205, 205') have a plurality of grooves parallel to one another. The boards of the first and the second layer (01, 02) are oriented at a first acute angle (+α, -α) from 25 to 60° with respect to the longitudinal side surfaces (200, 200') of the lightweight construction slab (100). The boards (2) of the first layer (01) are oriented with respect to the boards (2) of the second layer (02) at an angle (2α). The lightweight construction slab (100) on at least two longitudinal lateral surfaces (101, 101') parallel to each other has at least one connecting tongue (102) and a connecting ridge (102') interacting with it with the form closure, for connecting with the form closure on both sides with lightweight construction slabs (100) made in the same manner. Wherein the boards of at least one layer are connected at the sides to one another with the form closure through the tongue (202) and the ridge (202), and the boards (2) of at least one layer (01, 02) located in the middle stratum (Ml) on both sides (205, 205') or, respectively, on both main surfaces (205, 205') are equipped with a first and a second plurality of grooves (3, 3') crossing one another at angles (γ) from 5 to 100°, the grooves of each plurality passing parallel to one another. The application of a lightweight construction slab and the method for manufacturing a lightweight construction slab are also described.EFFECT: finding a simple solution, by means of which it is possible to make lightweight construction slabs having no tensions, if possible, with a sufficiently high elasticity and a high residual strength at strong bending; the possibility for applying the lightweight construction slabs in buildings in places subject to earthquake hazards should be ensured.13 cl, 19 dwg

Floor panel to form floor covering, floor covering formed by such floor panels, and method of manufacturing such floor panels // 2640615
FIELD: construction.SUBSTANCE: floor panel on at least one pair of opposite edges comprises connecting parts allowing two such panels to be connected by means of lowering one floor panel with respect to the other panel. These connecting parts allow locking in the first direction (V), perpendicular to the panel plane, as well as in the second direction (h) perpendicular to the same edge, and in the floor panel plane. At least one of said edges has a longitudinal recess beneath the upper surface with a locking element. The shape and/or arrangement of the recess and/or the configuration of the connecting parts are such that deformations are eliminated.EFFECT: improving the operational properties of the floor.21 cl, 33 dwg
 
2551332.
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