Working cement, clay, or stone (B28)
B28 Working cement, clay, or stone(16184)
FIELD: building.SUBSTANCE: invention relates to the devices for concrete compounds mixing and can be used in the building materials industry, construction and other fields of construction industry for the production of multi-component mixtures. That is the creation of two different frequency vibration fields over the entire volume of the mixer chamber for blending the components of the concrete mixture is ensured. Each of them correspond as for their form to corrugated contour of three-dimensional rotation body, forming in vertical plane section at top points of the goffer the complex truncated geometric figure consisting, in aggregate, of equal semicircles, which extreme points of intersection form the vertices of the square, with simultaneous ability to create overlay effect of the given vibration fields in the center of the mixing chamber providing the possibility of creating a plurality of cumulative two-frequency field, corresponding spiral and screw shape with creation of dynamic effect of the given vibration fields overlapping with simultaneous formation of multidirectional vibrations in two-frequency range that completely exclude the presence in the chamber of the mixer "blind" areas, additional vibration effects on blending components and ensures uniform amplitude distribution of each vibration field in the mixing chamber with quality intensification of mixing process of these components as a whole. The technical result is achieved in that the vibration mixer comprises a mixing chamber with windows for materials loading and unloading respectively, the rotor with blades and rotary drive. In the upper and lower parts of the center of the mixing chamber the upper and lower vibrators are rigidly fixed, made in corrugated bodies with vibration excitement by means of lower and upper crank mechanisms with the function of creating the effect of vibration fields overlapping in the center of the mixing chamber from the lower and upper vibrators respectively. Thus, inside each housing the discs with guide bars are rigidly fixed in the central part of horizontal plane, which are designed to create sustainable directional translational movement of the rods of the translational pair formed by the guide bar of the lower part of the mixing chamber and the rod of the lower vibrator of the lower crank mechanism, and from the translational pair formed by the guide bar of the upper part of the mixing chamber, by the guide bar of the rotation drive of the blades and the rod of the upper vibrator of the upper crank mechanism respectively. Wherein the discs of lower and upper vibrators are made with cylindrical projections, which function is to insert and fix springs in the internal diameters of buckets having the function of free compression / release; where the rods are rigidly mounted at the central inner parts of buckets, and the pushers are rigidly mounted to outer parts of the buckets with their other ends are rigidly mounted to the inner parts forming the smallest of the goffer bodies made for the function of vibration excitement from the smallest of the goffer bodies of vibrators. Wherein four projections are symmetrically secured at the outer cylindrical parts of the buckets, whose function is to transmit reciprocating motion to disks designed to execute homogeneous distribution of vibration fields from the smallest corrugation bodies to the places of bodies fixing by means of creation of homogeneous amplitude displacement values of each point of outer generatrix of corrugated bodies, while spring compression to the stop into rubber gaskets made for shock absorption of projections collision with disks. Housings of vibrators are made in the form of uniform corrugated metal coverings, which are corrugated thin-walled bodies of rotation forming complex truncated geometrical shapes in the vertical section at top points of the corrugation consisting of equal semicircles in the aggregate, which extreme points of intersection form vertices of a regular square adapted to create two identical in amplitude and different in frequency vibration fields, each of which correspond by the shape to the corrugated contour of the given bodies of rotation with multi-directional vibrations. The spring is located centrally between the housings of the lower and upper vibrators according to hollows diameters formed by the smallest of corrugates in the form of corrugated metal coverings of the upper and lower vibrators housings; the function of the spring is to create aggregated two-frequency vibration field, which corresponds to the spiral and screw shape of the spring with formation of overlapping dynamic effect of the given vibration fields, and additional vibration effects on the components being mixed from the upper and lower housings of the vibrators respectively.EFFECT: invention allows expanding the store of technical means and new features achievement by the claimed objects.4 dwg
FIELD: building.SUBSTANCE: invention is intended for expansion of technological capabilities of the concrete mixer, comprising a housing in the form of elements interconnected with each other to form a polyhedral outer and inner surfaces, the body is made of three rectangular strips, alternately bent in opposite directions at the angle of 140° along notches, made at the angle of 60° to each other and to the longitudinal edges of the strips to form along the strips equilateral triangles alternately arranged in opposite directions, and rectangular strips are connected to one another along the longitudinal edges at the angle of 70° with the formation along the internal perimeter of the body three screw broken surfaces and three screw broken grooves of the mainstream for concrete or mortar components and mixing water tempering and their move in the direction from loading to unloading and also two screw broken surfaces of two screw grooves of opposite directions for concrete or mortar components and mixing water moving in the direction from the discharge to the load while on the outside perimeter of the housing three screw broken lines of the mainstream with an S pitch and two screw broken lines in the opposite direction with a pitch 0.25 S, at the cusp of which the convergence of the six sides of the said equilateral triangles is located, wherein the coil spring with flat section and the device for changing the pitch of turns by stretching or compressing it is mounted along the entire length of the housing with the possibility to move concrete or mortar components and mixing water tempering in the direction from the discharge to loading.EFFECT: invention relates to the device for concrete mixtures preparation.15 dwg
FIELD: construction.SUBSTANCE: invention relates to the method of the structural construction in the solid construction and to the manufacture of factory products made on the basis of the binder, and allows to obtain products and structures with a durable, wear-resistant, vandal-proof surface layer without significant costs for various additives and without any additional time-consuming and expensive procedures for these purposes. The method of forming the surface layer in the structural construction in the solid construction, when the formation of the carrier layer is carried out on the basis of the binder. The mineral-cotton layer is used to form the surface layer of the carrier layer, the fibers of which are directed mainly perpendicular to the carrier layer, and they ensure penetration of the fibers of the mineral-cotton layer into the carrier layer. The options of the method are also described.EFFECT: invention expands the set of methods of the structural construction in the solid construction and increases the durability and wear-resistance of the products.18 cl
FIELD: drilling soil or rock.SUBSTANCE: group of inventions relates to drill bits and methods of their production. Drill bit comprises mounting section, spiral, adjacent to mounting area, and head, adjacent to spiral. Spiral has configuration of, at least, double spiral and correspondingly has, at least, two essentially helical discharge grooves, for which by two essentially helical ribbons are correspondingly defined forming groove side walls. First discharge groove, including its side walls, has constant spiral pitch along bit longitudinal axis. At least, one of two spiral tapes, related to first discharge groove, has or have along bit longitudinal axis, at least, at sections, alternatively changing width.EFFECT: technical result consists in drilled out material transportation optimization and natural oscillations effective suppression.15 cl, 3 dwg
FIELD: technological processes.SUBSTANCE: invention relates to materials drilling and can be used for non-impact or impact drilling of reinforced concrete or other reinforced materials. Drill crown comprises shank, drilling sleeve having bottom and shell, and, at least, two teeth arranged on shell free annular end face, each tooth projects in supply direction above drilling sleeve shell end face. At that, on drilling sleeve shell end face before each tooth in direction of rotation baffle plate is arranged, intended for protection of next tooth front surface facing forward in direction of rotation, against collision with reinforcement rod, available in reinforced concrete or other reinforced material.EFFECT: providing drilling tool free movement in reinforcement location area.15 cl, 16 dwg
FIELD: construction.SUBSTANCE: present invention relates to methods for detecting air cavities in gypsum-based building slabs and to methods for manufacturing gypsum-based building slabs. The method comprises forming a gypsum-based slab with a preset shape. the surface of the gypsum-based building slab is cooled; it has been generated heat as a result of the reaction of calcined gypsum hydration, by flowing the cooling medium onto the surface. The temperature distribution on the surface of the gypsum-based building slab is detected after the named cooling. The temperature distribution pattern is formed, this temperature distribution has been obtained as a result of the named detection. The air cavity exceeding or equal to the specified size contained in the gypsum-based building slab is automatically detected by image processing using the temperature distribution pattern of the gypsum-based building slab surface obtained in the named pattern formation. The part of the gypsum-based building slab is identified which comprises an air cavity as defective one, and the part is automatically marked and discarded from the process system.EFFECT: improvement of efficiency of identification of air cavities.3 cl, 5 dwg
FIELD: construction.SUBSTANCE: in the mixer containing resiliently fixed on the base the hollow housing assembled from sections, loading and unloading devices, the housing is made spiral in the form of hollow tunnel with multi-pass screw surface along the perimeter of spirally rolled axis 01-01 around the central straight axis 02-02 of the spiral housing provided with helical grooves inside and outside at the angle to the spiral axis 01-01 of the hollow tunnel in the form of polygonal pockets with three or more sides and assembled in the form of identical by shape and size of rings rolled from diamond shape strips, which has trapezoids, the sides of which are located on the sides of the diamond shape band and upper and lower bases of the trapezoids are arranged at sharp angle to the axis of symmetry of the strip 03-03 and are fold lines located at distances from one another, equal to the length of the pocket sides with polygonal shape with three or more sides, while the sections are mutually joined by sides of trapezoids, and the housing is rigidly fixed on the platform, under the bottom of which a vibrator is mounted.EFFECT: improved reliability.7 dwg
FIELD: mining.SUBSTANCE: device for solutions producing comprising a housing secured on a platform, elastically installed in frame, a loading and unloading devices, a vibrator horizontally installed under the platform. The housing is made spiral out of hollow tunnel with multiple-thread helical surface along perimeter rolled along spiral axis 01-01 around central straight axis 02-02 of the spiral housing, having helical grooves inside at angle to its spiral axis in form of curvilinear pockets with curvature centers inside the cross-section of the hollow tunnel, and assembled out of sections in form of rings with same form and dimensions, the rings are rolled out of same straps having diamond shape, on them trapeziums are located, their side strings are located on side sides of the diamond-shape strap, and top and bottom bases of the trapezium are located at acute angle to axis of symmetry of the diamond-shape strap 03-03 and are lines of bending at distance from each other equal to length of pockets with curvilinear form over internal surface of the hollow tunnel of spiral housing. Sections in form of rings are connected by sides of the trapeziums.EFFECT: expansion of process possibilities, increased capacity and product quality.7 dwg
FIELD: construction.SUBSTANCE: housing is fixed on a platform resiliently mounted on a frame. The housing is fixed on the platform provided with a vibrator, mounted horizontally under the platform. The housing is helical and made of a hollow tunnel with multipass screw surface along the perimeter rolled along a spiral axle 01-01 around the central axis 02-02 of the spiral housing provided with helical grooves inside at the angle to its spiral axis in the form of waveform pockets with centers of curvature located alternately inside and outside of cross-section of the hollow tunnel, and is assembled of sections of rings with the same shape and size rolled from similar diamond shape bands, which accommodates trapezoids, the sides of which are located on the sides of the diamond-shaped band and upper and lower bases of the trapezoids are arranged at sharp angle to the symmetry axis of the diamond-shaped band 03-03 and they are fold lines which are located at the distance from each other equal to the length of wave-shaped pockets along the inner surface of the hollow spiral tunnel. The sections in the form of rings are interconnected by trapezia sides.EFFECT: expansion of process capabilities, increase of productivity and product quality in the continuously working mixer.7 dwg
FIELD: machine building.SUBSTANCE: invention relates to machine building and can be used in machining of openings in different materials. Drilling crown includes drill bit rod section with insertion joint first element, cutting section with insertion joint second element, which together with insertion joint first element forms insertion joint with insertion joint external element and insertion joint internal element. Cutting section has several fragments sections, made with part of annular section and, at least, one cutting segment. Each part of annular section forms insertion joint with insertion joint first element and made with possibility of connection to insertion joint first element by means of pin connection, including, at least, one drilled receiving hole and, at least, one pin element. Said, at least, one drilled receiving hole is made with same depth or deeper, than said, at least, one pin element.EFFECT: enabling drilling crown cutting section fast replacement, reliable connection of sections, reducing manufacturing costs.16 cl, 4 dwg
FIELD: construction.SUBSTANCE: steaming pit comprises, installed on a foundation, reference posts around a chamber, on which are suspended reinforced concrete beams with a hydroseal frame, on which are mounted slabs of a bearing reinforced concrete layer of wall enclosures, the lower part of which is arranged in a trench of the foundation which is filled with sand. The reinforced concrete beams are joined to each other and with slabs of the bearing reinforced concrete layer of wall enclosures by welding metal embedded parts The outer side of the slab of the bearing reinforced concrete layer is faced with a heat insulating material. Both sides are coated with a coating made of composite materials. The inner side is coated with a light-reflecting paint coat. The heat insulating coating and the coating of composite materials are glued to epoxy resin with an additive of light-reflecting elements.EFFECT: high wear-resistance of component parts of a steaming pit, as well as reduced consumption of heat energy during loading/unloading of reinforced concrete articles and heat treatment thereof.3 dwg
FIELD: construction.SUBSTANCE: invention relates to production of construction materials, particularly, to technological equipment for production of construction blocks from wood concrete. Plant forming blocks from wood concrete comprises a mold driving device, a device for loading wood concrete mixture in the mold, a device for compaction of the wood concrete mixture in the mold, a device for a construction block removal from the mold. Herewith the mold driving device is configured as a platform of carousel type, along the perimeter of which, outside, there are devices for loading, compaction and block removal. Herewith the loading device is equipped with a mechanism of impact-return oscillations relative to the axis of roller vertical guides of the mold made as a lever connected with a pneumatic cylinder and a carrier fixed on the axis of roller vertical guides of the mold articulated with a crossbar on the mold loading position. In the compaction device on the roller vertical guides there is a compaction table connected to the lower vertical linear pneumatic drive with the possibility of vertical reciprocating compacting movement of the table. Pressure plate is articulated with the upper linear vertical pneumatic drive.EFFECT: technical result is higher efficiency and reliability of the plant.1 cl, 6 dwg
FIELD: manufacturing technology; chemistry.SUBSTANCE: present invention relates to a method of bending ceramic tiles. Method includes steps of making grooves on lower surface of tiles, in region where tile is to be bent; filling grooves obtained on tile with filling material, compatible with material from which tile is made; coating grooves of with a flexible band of fireproof refractory material; attachment of band to surface of tile; placing tiles onto a substrate of a given shape; heating region tiles, which should be bent to softening temperature of said region; and cooling obtained modelled tile. Flexible band is a band of insulating paper based on mineral felt. After cooling, flexible band is removed.EFFECT: preventing sticking of filling material to substrate when bending.4 cl
FIELD: construction.SUBSTANCE: invention relates to construction, namely to lines for producing multilayer panels to allow their proper package and reliable protection during transportation and storage. Line for producing multilayer panels comprises interconnected: an assembly to supply reels of lining to a deep shaping assembly, a filler laying assembly, a segments loading assembly, a pressing assembly, a panels cutting assembly, a pile of panels forming assembly and an assembly to pack a pile of panels with a polyethylene film. Herewith the said assemblies are interconnected with the possibility of shaping incoming linings, subsequent laying a filler between the shaped linings, cutting segments from the filler and further pressing the shaped linings together with the segments down to a required thickness, cutting the linings with the segments into separate panels, forming a pile of panels from individual panels and packing the pile of panels with a polyethylene film. Line is additionally equipped with a protective coating forming assembly located before the assembly to pack a pile of panels with a polyethylene film and including a mechanism to apply a protective coating onto the formed pile of panels along the length of the pile of panels in the direction of its movement along the line, made in the form of a shaft with a rolled protective material placed on it, and a mechanism for cutting the protective material.EFFECT: technical result is higher reliability of packing the formed pile of panels directly in the process of its production.3 cl, 2 dwg
FIELD: instrument making.SUBSTANCE: invention relates to tools for drilling or boring and can be used in machining materials by boring or drilling crowns with replaceable cutting sections. Drill bit is rotatable about an axis and has a cutting portion with one or more cutting segments and a first plug-in connecting element, and a drill shank portion with a second plug-in connecting element, which forms a plug-in connection with first plug-in connecting element. First plug-in connecting element and second plug-in connecting element can be connected by means of a pin connection.EFFECT: reliable connection of drill rod section and cutting section, reduced costs for replacement of cutting elements.15 cl, 4 dwg
FIELD: manufacturing technology.SUBSTANCE: group of inventions relates to pressing device and method for forming recesses in plate. Device comprises pressing head having pressing surface, which is intended for contact with plate, and supporting element. At that, pressing head compresses plate section between pressing surface and supporting element for formation of cavity in plate. Pressing surface comprises sections of first and second surfaces, separated by textured area, which is intended for compression of plate in supporting element direction with smaller compression force in comparison with sections of first and second surfaces. Device also comprises drives to move pressing head and supporting element in first direction, which is, substantially, corresponds to plate movement direction, and in second direction, which is, substantially, perpendicular to plate plane, wherein pressing device speed in first direction, substantially, corresponds to plate speed.EFFECT: technical result is higher efficiency of pressing and formation of cavities in plate.15 cl, 9 dwg, 1 tbl
FIELD: construction.SUBSTANCE: invention relates to production of construction materials. Front concrete products thermo humidity processing automatic control device includes thermo humidity processing chamber, air circulation device and moistening device, connected to control unit. Circulation device is made in form of pipeline with suction holes in chamber upper part and comprises axial fan for wet-hot air suction through holes, humid-warm air circulation valves and discharge into atmosphere valves, exhaust nozzle in chamber lower part and air humidity sensors. Moistening device includes high pressure steam humidifiers and free-flow steam humidifier, made with possibility of synchronization. Free-flow steam humidifier is arranged in thermo humidity processing chamber. Control unit is made with possibility of control signals automatic transmission to circulation and moistening devices, calculated taking into account of control over articles supply into chamber periodicity, moisture content of articles themselves and steam-air mixture temperature in articles thermo humidity processing chamber.EFFECT: enabling higher quality of concrete articles.3 cl, 2 dwg
FIELD: ceramic industry.SUBSTANCE: mixer comprises support shaft (2) with longitudinal axis of rotation (Y) located in mixing tank (V) with liquid binding semi-finished product, electric drive mechanism (3), functionally, connected to support shaft (2), and main working blade (4) for continuous mechanical mixing in mixing tank (V) directly, when support shaft (2) rotates around longitudinal axis (Y). Mixer (1) includes temperature control circuit (6), which extends within support shaft (2) range and within main working blade (4) and connected to external source to supply liquid heat carrier, intended for passage through temperature control circuit (6) so, as to exchange high temperature with liquid binding semi-finished product within mixing tank (V) until certain temperature.EFFECT: mixer (1, 100) is intended for liquid binding semi-finished products stabilization used for forming of ceramic articles.15 cl, 10 dwg
FIELD: construction.SUBSTANCE: invention relates to production of construction materials. Construction materials automated production process line consists of crushing and sorting unit, preparation unit, road mixtures unit, dry mixtures unit, molding unit, molded materials stacking unit, maturing unit, packaging and packing unit, process trays transportation units and resultant wastes recycling unit, as well as automated transportation lines and enables to produce wide range of construction materials by means of processing wastes of mining production, metallurgical enterprises and thermal power plants. Crushing and sorting unit is equipped with rotary crusher, made with possibility of mineral flour production from initial raw material, which is mixture of nanoparticles, dust fractions and fine particles of initial material, used as mineral binder in further products production.EFFECT: enabling higher efficiency of wastes recycling, improvement of finished products quality and optimization of production processes.7 cl
FIELD: construction.SUBSTANCE: invention relates to used in construction colored masonry dry mixtures and colored commercial concretes preparation devices. Plant includes mixer with mixed components loading device, moisture sensor, colour characteristics determination spectral sensor and illumination source, dry fillers bins, dry binder bins, coloring pigment bins. All bins are equipped with proportioner and moisture sensors and connected by conveyors, equipped with weighing system, with mixer. Additionally chemical drying agent bin is provided, equipped with proportioner and connected with mixer. Colour characteristics determination spectral sensors, as well as all said proportioning systems, moisture sensors, weighing systems and conveyors are connected by two-way communication with control device, made with possibility of automatic calculation of colour characteristics, weight and/or volumetric characteristics of mixture and chemical drying agent each component.EFFECT: enabling production process reduced power consumption due to elimination of initial components thermal drying, as well as improvement of finished product quality.1 cl, 1 dwg
FIELD: mechanisms.SUBSTANCE: invention relates to mechanical forces control and adjustment devices, specifically to construction materials production equipment. Construction articles compaction hydraulic press contains pressing device bed, control unit, connected with upper and lower cylinder blocks, movable loading trolley, compaction chamber and mixture supply bin. On cylinder blocks upper and lower male dies are installed, directed towards each other. Every cylinder block consists of three hydraulic cylinders, one main and two leveling. In each hydraulic cylinder rods displacements sensors are installed, connected to control unit. Levelling high-speed hydraulic cylinders are made with possibility of changing male dies position and their alignment so, that molding chamber volume varies depending on displacement sensors readings. Control unit is made with possibility of articles geometrical sizes setting and control based on displacement sensors readings. Loading trolley is equipped with position sensors and pneumatic clamps for displacement of articles.EFFECT: enabling increase in efficiency and molded articles quality.1 cl, 6 dwg
FIELD: ceramic industry.SUBSTANCE: invention relates to powder material compaction and can be used during ceramic tiles moulding. Powder material layer pressing device comprises transfer surface, located below it pressing surface and flexible pressing surface. Latter is installed with transfer surface overlapping. Device includes pressing facilities, made with possibility to press pressing surface against transfer surface, as well as flexible and resilient pliable facility to hold powder material layer in transverse direction. Layer expansion compensation is provided by facilities, located after pressing facilities in powder material layer movement direction. Said compensation facilities are separated from pressing facilities and comprise lower and upper plates. Upper plate has at least three pistons, each of which is located in direct contact with upper pressing surface and connected with control unit. Latter performs independent control over each piston, acting with differential pressure.EFFECT: result is provision of compensation pressure constant value applied to layer along entire width of powder material layer.14 cl, 5 dwg
FIELD: construction.SUBSTANCE: group of inventions relates to production of wind-driven electric plant concrete tower segment, as well as measuring device for tower segment measuring. Method of wind-driven electric plant concrete tower segment making includes preparation of having at least one segment shaped formwork to set shape of tower segment to be produced and for filling with concrete. Segment shape is filled with concrete, so that during subsequent concrete hardening tower segment was formed. Hardened tower segment is measured in order to create three-dimensional virtual actual model of tower segment. Three-dimensional actual model is created. Comparing three-dimensional actual model with specified form, in particular with three-dimensional virtual specified model stored in memory, and determinating deviation between these two virtual models. Changing segment shape, in particular, at least, of one formwork, when deviation exceeds first preset limit value.EFFECT: technical result is higher accuracy of segment making.10 cl, 9 dwg
FIELD: construction.SUBSTANCE: invention relates to construction and is intended for reliable and durable water-resistance of both aboveground and underground and underwater construction. Method of producing multilayer construction articles includes serial laying in form with sides of reinforcement mesh with anchor elements, concrete mixture, waterproof layer of elastic material in form of film. Vacuum pressure is created in space limited by form and film fixed to its sides. Hardening material of protective finishing layer is placed to embrace anchor elements with it. Wherein laying of concrete mixture is made separately: at first, coarse filler is supplied simultaneously with laying of reinforcement mesh, after vacuum creation hardening solution is supplied in pore space with simultaneous laying of protective-finishing layer material.EFFECT: technical result is high efficiency of hydroprotection, improvement of strength of article.1 cl, 2 dwg
FIELD: manufacturing technology.SUBSTANCE: group of inventions relates to formation of a hollow structure. Method of forming an elongate support structure having a central hollow portion, comprising arranging an elongate core member to extend substantially horizontally and has a size and shape corresponding to central hollow portion of elongate support structure. Method includes forming a core assembly by locating at a first end of elongate core member a first tensioning member, first tensioning member including a plurality of tensioning elements extending from first end of core member along outside of core member to a second tensioning member located at second end of core member. External mould assembly is attached to core assembly between first and second tensioning members to form a combined mould and core assembly. External mould assembly is sized and shaped to form a cavity extending around and along central core member through which plurality of tensioning elements extend. Plurality of tensioning elements are tensioned between first and second tensioning members. Combined mould and core assembly are positioned to a substantially upright orientation. Concrete is injected into cavity formed between elongate core member and external mould assembly to form elongate support structure.EFFECT: high quality of hollow structure.21 cl, 14 dwg
FIELD: construction.SUBSTANCE: invention relates to construction, in particular to a method of production of construction materials, mainly plates made from gypsum or gypsum concrete. Production line for making wall plates or blocks from gypsum or gypsum concrete comprises an assemble of dispensing components of the moulding mixture, a blending machine, a cassette moulding machine, a grip for a packet of moulded plates, a packing machine and a grip to install the formed cargo packet on a transport pallet. Herewith the process line is introduced with one device for drying plates or blocks from gypsum or gypsum concrete in the form of a press-grip for packets of plates, wherein the force of compressed air is used to press water out of the plates bringing their residual moisture content to less than 6-12 wt%, one conveyor for packets of moulded and dried plates, one grip for removal of packets of plates from the conveyor.EFFECT: technical result is increased efficiency due to establishing a continuous production line for production and reduced consumption of production areas, reduced operating costs.1 cl, 4 dwg
FIELD: construction.SUBSTANCE: group of inventions is related to devices, system and methods of forming powder, in particular for formation of floor and wall ceramic tiles from composite materials containing ash dust. System for formation of compacted articles by pressing powder or granules includes supply Assembly for supply of powder or granules and no-cavity press. Unit for no-cavity press contains the bottom plate, the size of which substantially equals or exceeds it, molded articles arresting apparatus for isolating part of the powder or granules and top die. Besides, the system contains a conveyor for transfer of powder or granules and/or molded articles and a flexible grid under conveyor, fixed on the upper part of the lower plate.EFFECT: technical result is increasing of efficiency of pressing, higher quality, continuous process of making articles for increasing efficiency.42 cl, 7 dwg
FIELD: construction.SUBSTANCE: invention relates to production of concrete articles with heat insulating layer for construction of buildings and structures. Method of making wall panel is characterized by fact that outer protective layer is placed or poured into mold based on binder. Insulation layer is laid, which is mineral wool heat insulation, so that mineral-wool fibres of heat insulation are directed mainly perpendicular to outer layer and subsequent inner layer made on basis of binder. Reinforcement framework of inner layer is laid. Then placing or pouring of inner layer is performed. Wherein all operations are performed before hardening of outer and inner layers. Wherein possibility of at least partial penetration of mineral-wool fibres of heat insulation at least in major part of area of inner and outer layers is provided.EFFECT: technical result is higher strength, reliability and durability of wall panel, increased service life of buildings, reduced material consumption and simplification of production technology of wall panels.27 cl
FIELD: construction.SUBSTANCE: invention relates to energy construction and can be used for making composite supports for overhead transmission lines (OTL). Module production method for the post support of overhead transmission line consists in production of composite material by saturating reinforcing filler by polymer binder, formation of the module multilayer wall of the obtained composite material by layered winding to the rotating conical mandrel, at that, in process of winding the number of wound composite material layers along the axis of rotation of the conical mandrel is varied.EFFECT: technical result - reduction of material consumption of the OTL composite post support without complication of its installation.7 cl, 1 tbl, 3 dwg
FIELD: machine building.SUBSTANCE: invention relates to processing of high-concentration polydisperse compositions by feedthrough pressing method and can be used in whatever industries. Pelletizing screw extruder comprises a screw, multichannel press-tool and body with a bush. On the inner surface of the bush there are sheaf-like reefs with wide trapezoidal base at the reef bottom and outer divergent part with rounded side walls and adjustable interface radius. In the reefs there are detachable elastic inserts made without cavities, one-cavity or multiple-cavity with constant or variable cross-section area of cavities in transverse and/or in lengthwise direction.EFFECT: technical result is increased retention capacity of reefs due to wider range of varying inserts elasticity, reduced number of forced press stops because of break-down of mass from the reefs, wider permitted range of pliability of different-composition and -physical and mechanical properties polydisperse compositions processed on the same pelletizing screw extruder, reduced costs due to easy operational replacement of set of elastic inserts without replacement of a corrugated bush in maintenance and readjustment of the press for forming various compositions.1 cl, 4 dwg, 2 ex
FIELD: construction.SUBSTANCE: invention relates to construction, namely to production of sound-insulating panels or blocks. Method of making sound-insulating panels or blocks involves producing and placing in a form a reinforcing mesh. Die is made to form slots-cuts in a sound-insulating panel or a block element. Die is installed and fixed in the form by means of slots in side walls of the form. Then an aqueous suspension is poured into the form. Suspension is compacted by pressing or by vibrating. At finishing the die is taken out from the sound-insulating panel or the block element. Sound-insulating panel or the block element is ground. Vibration damping layer from rolled water-insulating materials or silicone is heated and built up by welding. Elements of the sound-insulating panel or the block are glued to each other in order to obtain an integral structure.EFFECT: technical result is higher manufacturability, higher sound insulation properties of finished products and structures from them.1 cl, 2 dwg
FIELD: construction.SUBSTANCE: group of inventions relates to method and device for making transparent, multilayer, combined structural element. Multilayer, combined structural element consists of at least one layer of curable filling compound and at least one heat-insulating layer of insulating material. All layers therein are penetrated by light guide elements. At first stage of manufacturing process structural element, light guide elements are fixed in heat-insulating layer which is formed by insulating element. At second step, light guide elements fixed in insulation element are placed in formwork cavity of shaped formwork made of formwork panels. Formwork panels are used therein as elements of lining formwork. Said formwork panels are made of or cutouts front face panels provided with drilled holes or cut-outs, wherein, at least partially, end sides of light guide elements are arranged. At third stage formwork cavity is filled with curable filling mass with formation of at least one bearing layer.EFFECT: technical result is simple method for making structural elements.11 cl, 10 dwg
FIELD: machine building; technological processes.SUBSTANCE: suspension distributor comprises supply pipeline and distribution pipeline. Feed pipeline with first inlet segment with the first feed inlet section and the second inlet segment with the second feed inlet section, spatially spaced apart with the first feed inlet section. Distribution pipeline is extended in the whole along the longitudinal axis and includes inlet and distributing outlet section communicated with inlet part. Inlet part is connected with the first and second feed inlet sections of the supply pipeline. Distributing outlet section is extended on a predetermined distance along the transverse axis, in fact, perpendicular to longitudinal axis. Distributing outlet section has an outlet hole with width along the transverse axis and height along the vertical axis located mutually perpendicular longitudinal and transverse axes. Ratio of the width to the height of the outlet hole is at least 4.EFFECT: suggested are device, system and method for distribution of gypsum suspension.19 cl, 23 dwg
FIELD: construction.SUBSTANCE: present group of inventions relates to a continuous plate manufacturing processes and, in particular, to a device, system and method for distribution of an aqueous gypsum slurry. Slurry distributor for use in a continuous manufacture process includes an entry segment defining the inlet opening, a shaped duct in fluid communication with the inlet opening; and an outlet segment defining setting the outlet opening in fluid communication with the shaped duct. Shaped duct includes a parabolic guide surface adapted to redirect a flow of slurry moving from the inlet opening through the shaped duct to the outlet opening from an inlet direction to an outlet direction. Duct is characterised by the area of cross sectional flow passage, increasing in the direction from the inlet to the outlet.EFFECT: to improve the production efficiency.16 cl, 9 dwg
FIELD: construction.SUBSTANCE: invention relates to an installation for production of a concrete slab fitted with cladding elements, particularly a prefabricated concrete element, on at least one pallet. Pallet can be moved between processing stations. Formwork elements can be affixed to pallet in a formwork station. On mounting section, cladding elements can be laid on pallet in an assembly station and a layer of concrete can be poured on said pallet in at least one concreting station. Separating station is provided for cladding elements, in which station sizes and/or contours of cladding elements can be adjusted - for preference they can be cut - as a function of an allocation plan for cladding elements. On mounting section, cladding elements adjusted by separating station can be placed in correct location on pallet in assembly station on the basis of allocation plan.EFFECT: simplified manufacturing concrete panels.13 cl, 31 dwg
FIELD: construction.SUBSTANCE: invention relates to production of concrete, concrete and reinforced concrete structures, namely, to methods involving impact on the process of concrete structure formation and concrete products properties and can be used in production of construction materials. Method for production of heat carrier for heat and moisture treatment (HMT) of concrete and reinforced concrete products involves fuel combustion, moistening of its combustion products with steam and feeding obtained heat carrier in steaming chamber for heat and moisture treatment of products. Wherein heat carrier production is performed in combustion chamber of boiler unit. Wherein water supply for steam generation is performed in combustion zone of furnace chamber. Wherein heat carrier temperature prior to feeding it into steaming chamber is maintained within range of 100-200 °C due to regulation of amount of water supplied to combustion zone of 2 to 60 l/min.EFFECT: technical result is increase of production quality and decrease of operating costs for HMT of products.1 cl, 1 ex
FIELD: construction.SUBSTANCE: invention relates to construction. Process line for making water-resistant construction slabs, mostly boards based on gypsum, fine-grained expanded clay and structure forming gypsum modifier, includes arranged in process sequence, and interconnected with vehicles batcher, mixer of continuous or periodic action, assembly for preparation and portion supply of raw gypsum material, water, gypsum modifier, fine-grained expanded clay, and fibres. Besides, process line contains unit for generating carpet of product, for example in form of plate or building fabric, device for formation and compaction of formed products, drying and cutting unit for finished product. Device for formation and compaction of formed article is equipped therein with height-adjustable evener roller for mass. Before carpet generating assembly, bunch for supplying lower layer of glass fibre net, and open vessel for uniform impregnation of carpet with homogeneous composition are arranged. After carpet generating assembly, bunch for supplying upper layer of glass fibre net and bunch for supplying glass fibre canvas are installed in series, and also evener roll for uniform pressing them into carpet material mass. At that, along conveyor run, before drying unit, lifting cassette collector is installed.EFFECT: technical result is faster construction time, increased service life, and higher efficiency of operation.1 cl, 3 dwg
FIELD: technological processes.SUBSTANCE: invention relates to production of autoclave wall materials with composite protective-decorative coatings and can be used in manufacturing construction materials. Method of producing autoclave wall materials with composite protective-decorative coatings includes semi-dry pressing, autoclave treatment, sputtering of non-ferrous metals using a plasmatron. Prior to plasma sputtering, face surface of autoclave wall materials is coated with 20-40 % aqueous solution of liquid glass, and then plasma sputtering of glass granules pre-coated with fine powder of non-ferrous metals, at power of plasmatron operation of 6 kW and rate of passage of plasma burner on face surface of autoclave wall materials of 0.35 m/s.EFFECT: high strength of adhesion with base, shorter time for producing autoclave wall materials with composite protective-decorative coatings and reduced power consumption.1 cl, 3 tbl, 1 ex
FIELD: machine building.SUBSTANCE: invention relates to a device for distribution of loose solid material, for example in grain or powder form, and may be used for distribution of colour material over the surface of the product, for example, for obtaining decorative effect. Device (100) for distribution of loose solid material comprises multiple vibration elements (210) arranged in one plane installed side by side to support material (P) from the bottom. Each of vibration elements is connected to the piezoelectric device (220) configured to convert electric excitation signal in mechanical vibrations that may cause falling material (P) from vibration element (210). Device (100) comprises heaters (240) for heating the vibration elements (210) which are in contact with material (P). Heaters (240) contain at least one heating element configured to emit heat. Heating element stays in contact with vibration elements (210) directly or indirectly via structure (215) from conductive material supporting vibrating elements (210). Method of the device functioning includes a step of heating the plane of vibration elements (210) being in contact with material (P) by means of heating devices (240).EFFECT: technical result of the invention is possibility of uniform distribution of powder material over the surface, reduced production costs and simplified design.14 cl, 8 dwg
FIELD: construction.SUBSTANCE: invention relates to producing composite protective-decorative coatings on concrete articles and can be used in manufacturing construction materials. Method of producing composite protective-decorative coatings on concrete articles includes plasma spraying of protective-decorative materials on the front surface of the article, glass granules are sprayed as protective-decorative coating, granules are preliminary humidified to 6-8 % and coated with layer of finely dispersed powder in ratio 9:1 (glass granules: finely dispersed powder) at plasmatron power of 6 kW and flame propagation speed at the front surface of 0.3 m/s.EFFECT: high strength of the metal layer adhesion with base and reduced power consumption.1 cl, 2 tbl, 1 ex
FIELD: chemistry.SUBSTANCE: invention relates to processing of amber stock. Device for removal of oxide coating from amber and its processing comprises an ultrasound frequency generator, acoustic transducer connected with electric generator, waveguide with tool connected to transducer, heating element and a power supply for heating element. Heating element is installed on waveguide with a working tool.EFFECT: faster cleaning material from cake without loss of main raw material.1 cl, 2 dwg
FIELD: construction.SUBSTANCE: invention relates to devices for preparation of mortar and concrete mixtures. In spiral concrete mixer, comprising a housing arranged on a foundation through, included in device, platform with platform with air cylinders, loading and unloading devices, housing is rigidly fixed on platform with vibrator, mounted horizontally under platform, and is made spiral from hollow tunnel with multi-turn crew surface along perimeter, coiled along spiral axis 01-01 around central rectilinear axis 02-02 of spiral housing, provided with helical grooves inside at an angle to its spiral axis in form of pockets of triangular shape, arranged alternately inside and outside cross section of hollow tunnel, and consists of sections in form of identical in shape and size rings coiled from identical rhomb-shaped strips, on which there are trapezia, lateral sides of which are located on lateral sides of rhomb-shaped strip, and upper and lower bases of trapezia are arranged at an acute angle to axis of symmetry of rhomb-shaped strip O3-O3 and are flexure lines, located at distances from each other equal to length of pockets of triangular shape on inner surface of hollow tunnel of spiral shape, wherein section in form of rings are interconnected by lateral sides of trapezia.EFFECT: preparation of concrete mixtures.1 cl, 7 dwg
SUBSTANCE: present invention relates to making concrete and mortar. Transportable device for production of aerated concrete comprises a sectional frame 1 to support a structural frame 2, having a central compartment 3 and lateral compartments 4 and 5. Frame has debagging hoppers 6 and 7, a loading hopper 8 with a dozing and loading device, that is made in the form of two screw conveyors 9, 10, their drives are located on the rods 11 of the frame 2. Lateral compartments 4, 5 accomodate water reservoirs 12, which can be heated by means of a heating unit 13 located in the section of the frame. Under the loading hopper 8 there is an aerated concrete mixer 14, into which sand and cement are supplied from the loading hopper 8 via a sleeve 15. Tank for foam solution 16 communicates with the aerated concrete mixer 14 via a pipeline 17. Compressor 18 with a receiver provides supply of compressed air into the aerated concrete mixer 14. Pump 19 supplies water through a dispenser 31 into the aerated concrete mixer 14, the latter is equipped with an outlet pipe 20 with a gate valve for discharge of aerated concrete. Lifting device can be made in the form of a crane 21 with a telescopic post 22, which is rigidly fixed on the frame 1, and the crossbar 23 of the crane is also telescopic. There are telescopic support 24 along the perimeter of the frame 1; the outer side of the structural frame has a canopy 25 attached to it. Structural frame is equipped with an L-shaped screen 26, which is hinged on the transverse beam 27 of the L-structural frame and is rigidly connected by means of bypass levers 28 with the drive frame 29, which can be rotated in the central compartment 3 of the structural frame and is actuated by a modular-cable mechanism. Control of the device is performed by means of a control unit 30.
EFFECT: technical result: production of aerated concrete directly at a construction site, providing high speed and quality of construction, increased mobility and possibility to transport by vehicles on public roads.
7 cl, 17 dwg
SUBSTANCE: invention relates to preparation of foam concrete articles. Process line for production of foam concrete articles, including bins installed in a sequence and connected by mean of conveyance and batchers for dry components - cement, sand and fiber material, vessel with water feed device activator, vessel with a device for dozing solution of foaming agent, pump, foam generator and device for supply of compressed air to foam generator, foam-concrete mixer, remote control to control the process line and cutting complex to make concrete articles; activator is equipped with strain gages which are connected to drives of dry components batchers and devices for water supply and a foaming agent, providing control of their loading in activator using the remote control to control the operation of the process line; cutting complex comprises stations of filling foamed concrete mass, holding forms with foam concrete, transverse and longitudinal cutting and hardening; additionally, there is an ultrasonic mixer, accumulating vessel with batcher, container for storage and supply of nanomaterials with batcher.
EFFECT: technical result is intensified strength of foam concrete mixture, higher compression strength of foam concrete articles, lower cement consumption, higher uniformity and stability of foam concrete mixture.
1 cl, 1 dwg
FIELD: ceramic industry.
SUBSTANCE: group of inventions relates to devices and methods for treatment of powder material layer, mainly, within method of ceramic articles forming. Device contains movable transfer surface to carry and move of powder material layer, and compacting unit for compaction of powder material layer as it moves on transfer surface. At that, said device comprises facility for cutting side edges of powder material layer before compacting unit.
EFFECT: reduced non-uniformity of density of compacted layer and reduced local deformation of graphic effects, which can be created on powder layer.
11 cl, 6 dwg
SUBSTANCE: invention relates to production of double-layer kauton-concrete girders. Method comprises making concrete of upper layer with frame. After 28 days, after development of concrete strength, kauton bottom layer is made. Contact between layers is strengthened with lugs and cuts. After laying layer of kauton, double-layer element is placed in dry warm-up chamber, where curing process occurs at a temperature of 120±5 °C.
EFFECT: high reliability, durability and strength of beams.
1 cl, 2 tbl, 3 dwg
FIELD: technological processes.
SUBSTANCE: invention relates to artificial ageing of stones. Invention also relates to method of artificial ageing of stones. Device for artificial ageing of stones, at least, with one channel for ageing arranged on support plate, vibration device for actuation of support plate and transporting device for supply stone for ageing. Channel for ageing has at least one first and one second thrust surfaces, which promote stone ageing. Channel for ageing has at least two sections, wherein stone passes first section in first feed direction, and second section is located at angle to first section so that stone in feed direction is deflected and moves in second direction of feed.
EFFECT: higher efficiency and reliability of stones ageing.
21 cl, 11 dwg
FIELD: technological processes.
SUBSTANCE: invention relates to saw cable to be used in cable saw. Saw rope comprises cable rope and cutting beads arranged on it, wherein ends of saw cable connected to each other by means of sleeve-shaped press lock, and sleeve-like press lock has at least on one end zone of low stiffness. At that, at least one end of sleeve-shaped press lock has at least one slotted interruption, preferably six slotted interruptions. Besides, at least one of two adjacent to sleeve-shaped press lock cutting beads has extensible part welded to cutting coating support body. At that, welded extension part is located on side of cutting beads, which is opposite to sleeve-shaped press lock.
EFFECT: increased service life of lock.
16 cl, 4 dwg
FIELD: construction.SUBSTANCE: device for semi-dry moulding of ceramic products consists of a bed, a moulding chamber accommodating a moulding piston, and a movable shutter designed to enter the moulding chamber with tight overlap of its flow section from the side opposite to the piston moulding surface. Shutter actuator comprises a hinged mechanism coupled with the main cylinder. Shutter hinge is made as an eccentric with the rotation drive providing shutter additional displacement towards moulding piston at the final stage of moulding.EFFECT: higher product quality due to increased raw brick premoulding force, reduced power consumption due to reduced air consumption by pneumatic drive.8 cl, 7 dwg
FIELD: metal processing.SUBSTANCE: invention relates to machining materials and may be used for expansion of holes for anchor made in concrete or stone, by means of boring. Drill comprises multiple blades, which bore section of prepared hole, blade holder which holds multiple blades to move in radial direction, and shank which holds blade holder. Multiple blades are moved by sliding to expand radially outward relative to blade holder by centrifugal force caused by rotation.EFFECT: prepared hole boring is provided with increase in service life of blades.15 cl, 14 dwg