Life-saving and fire-fighting (A62)

A   Human necessities(303198)
A62            Life-saving; fire-fighting(6546)
Device for rescue of people in case of fire // 2607781
FIELD: security.SUBSTANCE: invention relates to rescue service and is intended for evacuation of people from high-rise buildings in case of fire or other emergency situations. Device for rescue of people in case of fire comprises a frame, fixed on the building wall in interfloor space under the window aperture, working platform, front board, two side boards and locking mechanism, side boards are folding, and the device contains a sliding mechanism, which is a combination of three rods on each lateral side. First rod is fixed by a movable joint with its one end on the frame, second rod is fixed by a movable joint with its one end on the working platform, second ends of the first and second rods are fixed by a movable joint with each other, third rod is fixed by a movable joint with its one end on the front board, and with its other end - on the second rod.EFFECT: invention provides higher reliability of design due to distribution of load on attachment of working platform to the frame and on the rod of sliding mechanism.4 cl, 3 dwg
ethod of firefighting using a nano-powder and device for its implementation (versions) // 2607770
FIELD: nanotechnology.SUBSTANCE: invention relates to nanotechnologies in field of fire-fighting equipment. Method of firefighting with a nano-powder comprises delivering a shell with the firefighting powder to the fire seat using a thrower, destruction of said shell and supplying of firefighting substance to the fire seat in the form of nano-powder.EFFECT: proposed technical solution relates to the throwing firefighting means.3 cl, 4 dwg
ethod of fire extinguishing with nanopowder using powder fire extinguisher and powder fire extinguisher // 2607761
FIELD: fire safety.SUBSTANCE: invention refers to extinguishing powders made in the form of a nanopowder. Core of the proposed device is that in a powder fire extinguisher comprising a housing filled with a fire-extinguishing powder, a device for its discharge and supply to the body of fire, a stop-start device and a powder sprayer in the controlled zone, the fire-extinguishing powder is made in the form of a nanopowder. Powder fire extinguisher contains a housing filled with a fire-extinguishing powder, a device for its discharge and supply to the body of fire, a stop-start device and a powder sprayer in the controlled zone, the fire-extinguishing powder is made in the form of a nanopowder.EFFECT: proposed technical solution is easy in operation and can be used in a normal powder fire extinguisher to supply the nanopowder in case of fire to the controlled zone.2 cl, 1 dwg
Composition of hydrocarbon foaming agent for extinguishing fire of oil products // 2607222
FIELD: chemistry; fire safety.SUBSTANCE: invention relates to foam compositions, during mixing of aqueous solutions of which with air or other gas, foam is formed, used for fire extinguishing in various branches of national economy, for example, construction, chemical, petrochemical, aircraft engineering. Composition contains (wt%): alkyl sulphates of primary higher C8-C10 fatty alcohols – 0.5–25, oxyethylated sodium lauryl sulphate – 0.2–10, sodium alkyliminodipropionate – 0.05–8, carbamide – 2–15, ethylene glycol – 5–35, water – balance up to 100.EFFECT: invention avoids dependence of foaming properties of foaming agent on water hardness, which enables operation on sea water and determines main field of use of foaming agent; when mixing components of composition, reduced viscosity of product and intensification of process of their mutual dissolution.1 cl, 1 tbl, 3 ex
ethod of producing finely dispersed crystalline powder of synthetic mineral alloy for fire-extinguishing powder compositions // 2607217
FIELD: chemistry.SUBSTANCE: invention relates to chemical industry and can be used for production of fine powders, in particular used as target additive to fire extinguishing powders in order to improve their fluidity. Raw material used is fused synthetic mineral alloy containing oxides of silicon, aluminium, calcium, iron, magnesium, titanium, chromium, potassium and/or sodium. To produce finely dispersed crystalline powder material is melted, primary fibre is stretched from obtained melt, which is cooled in air. Cooled primary fibre is subjected to grinding to produce a powder containing 55–60 wt% particles with size of 40–50 mcm and 25–30 wt% particles with size of up to 100 mcm.EFFECT: technical result consists in possibility of obtaining fine crystalline powder, having chemical, fractional compositions and fluidity corresponding to target additives used in fire-extinguishing powder compositions with minimum power consumption.1 cl
Cassette for absorbent cartridge // 2606943
FIELD: individual protection means.SUBSTANCE: invention relates to design for charging absorbing cartridges in respiratory protection equipment. Cassette for absorbing cartridge (1) comprises sheet of absorbent product (2) in form of continuous tape or in form of several sheets, which are wound on central tube (3) along spiral. Between coils of absorber (2) separation grid (4) is located. Separation grid (4) is made of polyethylene or polypropylene with rhomboid cell size of 2×2.5 mm, which provides passage of purified air between coils of absorber. On outer side of cassette shell (5) is placed, made of paper-like composite material of glass fibers OJSC “Novgorodsky plant of fiberglass”, connected along generatrix with glue seam of molten polyethylene.EFFECT: cassette provides high efficiency of absorbent cartridge due to maintenance of optimal moisture during operation of cassette.8 cl, 9 dwg
Device for lowering of cargoes in atmosphere // 2606784
FIELD: fire safety.SUBSTANCE: invention relates to means of people evacuation from burning buildings. Device for cargo lowering in atmosphere comprises: external parachute canopy and inner parachute canopy of smaller size, connected to each other along perimeter by circular bridge to make closed cavity between them, device for production of compressed gas, connected to cavity to supply compressed gas inside it, slings, made with possibility of changing their length, some ends of which are connected with said canopies, and other ends can be attached to cargo, nozzles, equipped with valves made with possibility of their forced opening and closing placed on aforesaid bridge and connected with cavity, circular confusers made with possibility of their forced opening and closing, placed on external canopy, connected with cavity and oriented along external surface of canopy, passing through cargo.EFFECT: technical result is increase of safety due to avoiding effect of folding and delaying of falling.5 cl, 1 dwg
Fire extinguishing powder compound // 2606602
FIELD: fire safety.SUBSTANCE: invention relates to fire extinguishing, specifically to creation of fire-extinguishing powder composition intended for extinguishing class A, B fire and especially fires in domestic premises and crowded places. Fire extinguishing powdered composition contains potassium chloride, ammonium phosphates and a target additive. Target additive used is synthetic mineral alloy of fractional composition. Synthetic mineral alloy contains oxides of silicon, aluminium, calcium, iron (II), iron (III), magnesium, potassium and/or sodium, chromium (III) Cr2O3 in certain proportions.EFFECT: invention enables to obtain a chemical powder, suitable in terms of toxicity for fire extinguishing in domestic premises and crowded places, with increased inhibitory ability and high fire-extinguishing capacity.1 cl, 2 tbl, 5 ex
Fire extinguishing powder compound // 2606600
FIELD: fire safety.SUBSTANCE: invention relates to fire extinguishing powder composition, which can be used for extinguishing fires of class A, B, C and electric installations. Fire extinguishing dry compound contains sylvinite and target additive, in form of synthetic mineral alloy of fractional composition, wt%: 100–150 mcm – 20–30, 40–50 mcm – 50–60, less than 40 mcm – 10–30. wherein sylvinite is 90.0–95.0 %, and synthetic mineral alloy 5.0–10.0 % of weight of composition. Invention also provides reduced toxicity and adherence to principles of resource saving.EFFECT: technical result consists in uniformity of composition and properties of powder, high fire extinguishing properties and fluidity, reduced water absorption.1 cl, 2 tbl
Device to extinguish fire in high-rise buildings // 2605986
FIELD: fire safety.SUBSTANCE: invention relates to fire-fighting equipment, specifically to devices for fire extinguishing in high-rise buildings, mounted on automobile hoisting devices, automotive stairs, with fire extinguishing liquid spraying, mainly water, on burning surface and flame with moving outlet elements rotated by reaction jet. Device for extinguishing fire in high-rise buildings consists of a head part with a sprinkler of fire extinguishing liquid, a rod and hydraulic cylinder to change position of rod relative to horizon. Head part consists of two links: fixed and movable. Fixed link is attached to rod. Movable link is turned in horizontal plane by required angle of ±90°, on which freely rotates under action of reaction of fire-extinguishing liquid jet of wheel sprayer. Wheel is fitted with 2 ore more nozzles for spraying. Movable link is fitted with three video cameras with a common viewing angle at 360° in horizontal plane and at 120–140° in vertical plane. Rod is fitted with a loudspeaker and microphone in protected cases for two-way communication with people, in room.EFFECT: technical result is ensuring coverage of flame and burning surfaces in entire room, creation of effect of volume fire-fighting; monitoring of fire situation in room with help of video surveillance.9 cl, 3 dwg

ethod to extinguish fire in closed space and plant for fire extinguishing // 2605681
FIELD: fire safety.SUBSTANCE: invention relates to a plant, as well as a method for fire extinguishing in closed space (6), when closed space (6) is filled with a fire-extinguishing gas, at least, as long as the area of filling is covered by an efficient with respect to fire extinguish concentration (a) of the fire-extinguishing gas. For the maximum concentration (b) of the fire-extinguishing gas to be ensured for as short period of time as possible without exposing people located in closed space (6) to hazard, in compliance with the invention it is provided, that filling closed space (6) is divided into the phase of prefilling and the subsequent phase of the main filling. Phase of prefilling corresponds to the period of time between the moment of time (t1) of alerting for warnings people in danger and a preset moment of time (t2). Main phase of filling corresponds to the period of time between the preset moment of time (t2) and the moment of time (t4) of reaching the maximum concentration (b) of the fire-extinguishing gas.EFFECT: closed space (6) is filled in such a way, that during the entire stage of prefilling the fire-extinguishing gas concentration in closed space (6) does not exceed a preset or a being preset for the used fire-extinguishing gas value, which is less than the critical NOAEL-value. 14 cl, 1 tbl, 8 dwg

Aerosol-forming pyrotechnic composition // 2605576
FIELD: fire safety.SUBSTANCE: invention relates to volumetric fire fighting means and may be used to suppress fire hazards in closed spaces. Aerosol-forming pyrotechnic composition contains, wt%: potassium nitrate 66-68, iditol 18-15, ammonium iodide 9-11, thiocarbamide 3-5 and urotropine 2-3.EFFECT: increased fire extinguishing efficiency by more dynamic achievement of combustion inhibitors required concentration for fire hazards suppression in protected volume.1 cl, 1 tbl, 5 ex

Fire-extinguishing agent and fire-extinguishing method using same // 2605565
FIELD: fire safety.SUBSTANCE: invention relates to a fire-extinguishing agent, as well as a fire-extinguishing method, fire-extinguisher and fire-extinguishing system, using said agent. Fire-extinguishing agent contains a biological surfactant, specifically a lipopeptide compound or salt thereof.EFFECT: agent exhibits excellent extinguishing property and is characterised by high safety for environment and human body.5 cl, 1 dwg, 1 tbl, 10 ex

Territorial system for monitoring, warning and control of municipal and/or object level upon threat, occurence, during and at elimination of emergency situations // 2605505
FIELD: machine building.SUBSTANCE: invention relates to automated systems for monitoring of objects state and ambient environment and public warning. Hardware-software system includes interface and control device, peripheral devices controllers, central post dispatcher automated workstation, terminal devices in form of commands generating sources, warning devices and actuating devices. Interface and control device includes RS 232/485 interface unit, interface unit with local area network, speech synthesizer unit, MP3 files playback unit, remote devices bus unit, supply voltage control unit, clock station unit, telephone interface unit, GSM unit, “Tricolor” television broadcast network signals receiving unit, intercoms control unit, radio station control unit, tone frequency channels unit, display unit. Each unit is independent device with own microcontroller. Units are interconnected by system bus.EFFECT: technical result of invention is increasing efficiency, reliability and accuracy of emergency situations occurrence risk determination and efficiency of public alerting on ocurred situation.20 cl, 2 dwg
Use of entraps for aldehydes in products for internal construction // 2605121
FIELD: construction.SUBSTANCE: invention relates to coatings deposited on products for internal construction works, such as ceiling tiles, herewith the said coatings contain an entrap for aldehydes capable to bind any aldehydes, including formaldehyde, and/or other volatile organic compounds, which can often be extracted from the primary products for internal construction works and/or from coatings. Coating contains melamine formaldehyde resin and an entrap for aldehydes selected from a group consisting of tetraethylenepentamine, propionamide, caprolactam, ammonium hydroxide, sodium bisulphate, sodium metabisulphite, ammonium dihydrophosphate, ammonium hydrophosphate, a combination of ammonium dihydrophosphate and ammonium hydrophosphate, a combination of ammonium dihydrophosphate, ammonium hydrophosphate and sulphite, polyvinyl alcohol, dihydrazide of adipic acid and a combination of polyvinyl alcohol and dihydrazide of adipic acid.EFFECT: technical result is increased strength of the product and reduced extraction of aldehydes and other volatile organic compounds.10 cl

Sprinkler for fire fighting installation // 2605113
FIELD: fire safety.SUBSTANCE: invention relates to fire-fighting equipment and can be used in water and air-water sprinkler systems, as well as in drencher systems. Sprinkler fire fighting installation consists of a water supply of a network of main and distribution pipelines with sprinkler heads. Spray cup of sprinkler can be made in form of a hemisphere with an inner cavity, equidistant and congruent to outer spherical surface of Cup. Spray cup of sprinkler can also be made in form of a truncated cone with an inner cavity, directed towards a sleeve and made in form of a surface of a truncated cone, equidistant and congruent to outer surface of cup.EFFECT: technical result is increased efficiency of fire extinguishing ensured by introducing high-speed elements in common circuit for automatic fire extinguishing system.1 cl, 2 dwg

Self-contained breathing apparatus // 2605075
FIELD: safety.SUBSTANCE: self-contained breathing apparatus using chemically combined oxygen is designed for respiratory protection in emergency situation with higher comfort. Self-contained breathing apparatus using chemically combined oxygen comprises a front part, regenerative cartridge, starting device, valve box, breathing bag, chemical adsorbent, inhalation and exhalation hoses, mounted on exhalation hose control device, in form of air duct with distribution valve, controlled flexible link, fixed on opposite side of valve of respiratory bag. According to invention chemical adsorbent is located in respiratory bag and is connected in parallel to exhalation line with regenerative cartridge through control device, positioned inside respiratory bag, made in form of air duct with distribution valve, connected by flexible link with respiratory bag, wherein input of chemical adsorbent in respiratory bag is connected in series with inhalation valve of valve box and front part, and output to regenerative cartridge.EFFECT: invention provides simultaneous longer protective action on heavy modes of breathing, reduced resistance to breath and temperature reduction during inhalation.1 cl, 1 dwg, 2 tbl
ultipurpose fire extinguishing powder // 2605056
FIELD: fire safety.SUBSTANCE: invention relates to fire extinguishing powders compositions, used for extinguishing of solid, liquid and gaseous substances, as well as electric installations. Multipurpose fire extinguishing powder, containing ammophos, ammonium sulphate, water-insoluble mineral or mixture of minerals, additionally contains hydrophobic-modifying additive based on peat organic substance, which is introduces at fire-extinguishing powder components grinding stage, with optimum ratio of components, wt%: hydrophobic-modifying additive based on peat organic substance 0.1-7.0; ammophos 35-60; ammonium sulphate 25-35; water-insoluble mineral or mixture of minerals up to 100.EFFECT: technical result is creation of highly effective fire extinguishing powder with high operational characteristics: increased water repellent, free flowing and fire-fighting capacity.3 cl, 1 tbl

Spraying head // 2604574
FIELD: fire safety.SUBSTANCE: invention relates to spraying head intended for fire extinguishing. Spraying head includes connecting part, body of spraying head with at least one nozzle, and thermally activated starting device, at that said body of spraying head is installed in connecting part and is configured to move between two positions; first position, wherein spraying head is inactive, and second position wherein body of spaying head is protruded in ready position before activation of thermally activated starting device, at that said body of spraying head is movable under pressure of substance relative to connecting part from first position to second position, locking device therein is mounted between body of spraying head and connecting part, and adapted to retain body of spraying head in first position until pressure of substance does not exceed specified value, locking device therein comprises first annular groove on outer part of body of spraying head and second annular groove on inner section of connecting part, while between first annular groove and second annular groove in first position there is lock member.EFFECT: fire extinguishing.15 cl, 3 dwg

ethod for adaptive fire hazard monitoring and adaptive suppression, system therefor // 2604300
FIELD: fire safety.SUBSTANCE: method for adaptive fire hazard monitoring and adaptive suppression, system for its implementation are intended for multiple-factor control of medium of protected object for early fire detection and localisation thereof in optimal modes of consumption of fire extinguishing agent. Adaptive control and adaptive extinguishing is provided by information executing grouping of autonomous signal-launching devices with input/output address channels, combined by means of system interface. Grouping can independently generate around fire source a group signal-launching devices with higher sensitivity to fire factors and extinguishing by means of controlled actuators (sprinklers, powder modules etc).EFFECT: technical result is characterised by low consumption of fire-extinguishing substance, short process of extinguishing, minimisation of harmful effects of fire.2 cl, 2 dwg

Self-contained breathing apparatus // 2604291
FIELD: medical equipment.SUBSTANCE: self-contained breathing apparatus using chemically combined oxygen is designed for respiratory protection in emergency situation and comprises a body of film, in which there is placed a regenerative product in the form of reinforced plates. Body is made of separate sections, connected in parallel to the insulation join, and each section is additionally equipped with shutoff element installed on the inlet and outlet of each section. Shutoff element is made up of thermosetting film, produced by tensile deformation of film of ftoroplastic F-4 MB. Between the sections there is installed thermal insulation.EFFECT: invention provides uniform working off of plates of the regenerative product, thereby reducing the weight of the device, reducing breathing resistance and increase usability of use of self-contained respiratory apparatus both in working position, and carrying.7 cl, 8 dwg

ethod of cleaning gas medium in sealed facility and device for its implementation // 2604270
FIELD: medicine.SUBSTANCE: claimed invention relates to protection of respiratory system and can be used in manned sealed facility with regeneration of air. Method of purifying gas medium in sealed facility includes replenishment in sealed facility of the consumable during respiration oxygen, absorption of carbon dioxide from gas medium by absorber. Purification of gas medium is performed by placing in a sealed volume of carbon dioxide absorber, which applied onto a substrate or in the form of plates or strip is fixed on the substrate and subjected to rotary or reciprocating movement. Device for cleaning gas medium in sealed facility, containing placed in sealed object absorber of carbon dioxide and oxygen supply line. Carbon dioxide absorbent is fixed on the substrate, connected via intermediate element with drive rotational or reciprocating movement.EFFECT: technical result consists in ensuring more complete working off of carbon dioxide absorber and simplification of maintenance and simple design and reducing power consumption of air cleaning.11 cl, 11 dwg, 5 graphs
ethod of fire treatment of trees // 2603950
FIELD: ecology.SUBSTANCE: invention relates to means of protecting environment of the planet and can be used to prevent intensive propagation of fires. Method of fire treatment of trees, having means for removal of dead branches of trees, consists in that manual rope-saw is made, for this purpose sleeve-teeth with forward and reverse cutting of dry wood tree branches are threaded in turns on power cable, one end of power cable with sleeve-teeth installed on it is wound on spring-loaded bobbin, made with possibility of braking, left handle is pivotally fixed to axis of bobbin, other end of power cable is rigidly fixed to flexible insert, attached to right handle, besides, telescopic hook-fork is made, if cutting of highly located dry tree branches is required flexible insert is bent in arc, it is thrown on hook-fork, telescopic hook-fork is pushed, hook-fork with right handle thrown on it is directed to base of dry branch, to be cut, right handle is thrown over latest, hook-fork is released from flexible insert, hook engages right handle and pulls it down, winding power cable from spring-loaded bobbin, bobbin is braked, using left and right handles, operator performs back-and-forth movement of power cable, sleeve-teeth of which cut highly located dry tree branch.EFFECT: technical result is high efficiency of dry tree branches cutting.1 cl

Emergency situation development at explosive facility predicting device // 2603949
FIELD: machine building.SUBSTANCE: invention relates to chemical and general machine building, in particular to safety systems, preventing development of emergency situation. Explosive facility mockup is installed in test box. By mockup internal and external perimeters video cameras in explosion-proof design are installed. In mockup ceiling part opening is made, closed with explosion-proof element. Between mockup ceiling part and damping elements inductive displacement sensor is installed, connected to recording equipment.EFFECT: technical result of invention is increase in efficiency of process equipment and human resources protection from emergencies due to possibility of emergency situations development prediction in case of accident at explosive facility.1 cl, 1 dwg

ethod of emergency situation development prediction at explosive facility // 2603827
FIELD: machine building.SUBSTANCE: invention relates to chemical and general machine building, in particular to safety systems, preventing development of emergency situation. Disclosed is method of emergency development prediction during accident on explosive facility, consisting in, that using monitoring system with obtained information on hazardous area processing for making decision on emergency situation preventing. Explosive facility mockup is installed in test box, and along its internal and external perimeters video cameras are arranged for video monitoring of emergency situation development process during accident on explosive facility, which is simulated by mounting explosive splintery element with explosion trigger in mockup. Video cameras are made in explosion-proof version, and outputs from video cameras are connected through spacers inner cavity to unit, by means of which the processes of change of parameters in the model are recorded and registered. Registering changes of process parameters in explosive facility mockup recorded waveform processes by means of system analyzers, and in mockup ceiling part opening is made, which is closed with explosion-proof element, installed freely on three resilient pins, one end of each of which is rigidly fixed in mockup ceiling, and at second horizontal bar is fixed between explosive fragmentation element and opening. Installing three-dimensional pressure sensor in explosion-proof design, which output is connected to recording and registering equipment unit input, and at both sides of pressure transmitter temperature and humidity sensors are installed, controlling temperature and humidity conditions in mockup, which outputs are also connected to recording and registering equipment unit input, and mockup enclosures inner and outer surfaces are with glued strain sensors, which outputs are also connected to recording and registering equipment hardware input. After processing of obtained experimental data forming data base on emergency situation development in case of accident at explosive facility and drawing up mathematical model, forecasting emergency prevention in case of accident at explosive facility.EFFECT: technical result is increase in efficiency of process equipment and human resources protection from emergencies due to possibility of emergency situations development prediction in case of accident at explosive facility.1 cl, 2 dwg

Self-contained gas fire extinguishing box-type plant // 2603755
FIELD: fire safety.SUBSTANCE: invention relates to self-contained gas fire extinguishing plant. Gas fire extinguishing self-contained box-type unit, made in form of housing, on front panel of which liquid crystal display is located, power switch buttons. Inside housing are rigidly mounted and connected to each other power supply unit, storage batteries, fire-fighting unit, comprising cylinder with fire-extinguishing substance, membrane safety device, consisting of self-destructing membrane and clamping bolt. Electromagnetic drive represents metal cylinder, inside of which spring-loaded rod is arranged, which in initial state is retained by permanent magnet. Aspiration chamber comprises laser smoke detectors, fan, replaceable filters, air flow rate monitoring sensor, relay board. Relay board comprises five signal relays "Fire", "Attention", "Accident", "Automatics off", "Fire extinguishing start", three power programmable relays, interface terminal, door control sensor flat cable terminal, external starting line flat cable terminal, microcontroller board.EFFECT: technical result is fire detection and fire extinguishing system automatic activation over short period of time.4 cl, 8 dwg

Environmentally friendly hydrochlorofluorocarbon compositions for firefighting // 2603659
FIELD: chemistry.SUBSTANCE: composition for use in different areas, such as firefighting and refrigeration. Composition contains hydrochlorofluorocarbon, such as 2,2-dichloro-1,1,1-trifluoroethane, dispersant, such as CF3I, and inert gas, such as argon.EFFECT: invention provides environmentally friendly firefighting composition.20 cl, 2 dwg, 2 tbl, 2 ex

Lock with thermal disengagement // 2603578
FIELD: fire safety.SUBSTANCE: invention relates to automatic fire extinguishing means and can be used for fire extinguishing. Before operation shaft 6 is set by a clockwise turn to the initial position. Herewith body of revolution 3 extends from locking surface 5 overcoming spring 8 force thus enabling shaft 6 turn, and spring 8 twists to make the shaft return moment. After the moment of installation is over the revolution body is again at the locking surface, self-locking of shaft 6 occurs and mark 11 will stay on top. Herewith separation of the inlet and the outlet branch pipes of housing 1 by shaft 6 takes place. Fire occurrence will lead to higher temperature near housing 1 and further heating of ring 9, which will start increasing in diameter. Between the ring and ledge 10 a gap will appear, under the effect of return moment of shaft 6 revolution body 3 will move along locking surface 5 of cantilever beam 2 lifting the latter. Flowing through the whole locking surface 5, the body of revolution starts turning not preventing rotation of shaft 6 counterclockwise due to return moment of spring 8. Hyped by spring shaft rotates at high angle, as the result of which the inlet and the outlet branch pipes are connected through hole 7 of the shaft, and a fire-extinguishing substance is delivered into actuating devices feeding it into a source of fire.EFFECT: simplified design, expanded functional capabilities and better operational characteristics.4 cl, 2 dwg

Self-actuating pyrotechnic powder fire extinguisher // 2603573
FIELD: fire safety.SUBSTANCE: invention relates to fire-fighting equipment, namely, to pyrotechnic disposable devices. Fire extinguisher has housing 1 with fire-extinguishing agent 2 and initiator, in the form of pyrotechnical charge 3. Housing 1 of fire extinguisher is made hollow in the form of one of Platonic bodies, inside there is fire-extinguishing agent 2 and pyrotechnical charge 3. Pyrotechnical charge 3 is equipped with at least one ignition cord 4, end of which is taken on the outer surface of housing 1 and is fixed on it. Housing 1 is made from blank sheet in a particular shape on the basis of flat pattern 5 of a Platonic body. Housing 1 is fixed in its assembled state with locks in the form of projecting valves 6, interacting with mating cuts 7, made in flat pattern 5 of housing 1. On inner surface of housing 1 there are cuts 8 of inner layer of material of housing 1.EFFECT: technical results obtained from implementation of the proposed technical solution are simplified design of fire extinguisher, higher reliability and efficiency of its use.17 cl, 5 dwg

ethod of preventing person from falling when rising and lowering on supports of overhead transmission lines and device therefor // 2602777
FIELD: electricity.SUBSTANCE: invention relates to power industry, particularly to methods and devices for preventing a person from falling when raising and lowering on supports overhead transmission lines. Method comprises providing continuous movement of linear mounter on support due to movement of safety catching runner on T-shaped profile or movement of safety catching carriage on C-shaped profile. Runner consists of a housing, side parts of which have skids, a handle and an energy absorber. Energy absorber is fixed by one end in opening of handle, and by other end connects connecting tether with safety belt of linear mounter. Second version of invention uses a safety catcher carriage consisting a of wheel chassis with a moving tooth, attachment assembly connected to tooth and through intermediate link with belt falling damper. Damper is connected with connecting clasp with its hook connected to loop of safety belt of linear mounter. C-shaped profile is made with adjacent holes along its length, and carriage is equipped with an absorber, softening action of dynamic loads. Safety catching runner and safety catcher carriage move along T-shaped and C-shaped profiles and, consequently, synchronously with movement of linear mounter up or down along support, and when linear mounter breaks away from support, its movement is immediately stopped, thus preventing its falling from line support.EFFECT: invention provides reliable protection of a person from falling when working on supports of different types of overhead transmission lines, and significantly simplifies technological process of operating linear mounter on supports of overhead transmission lines due to that, worker does not have to constantly re-attach device on each level of conducting corresponding operations.11 cl, 7 dwg

Test bench for breaking elements of buildings and structures // 2602548
FIELD: security systems.SUBSTANCE: invention relates to safety systems in emergency situations and can be used for explosion protection of buildings and structures, as well as of process equipment. Test bench includes an explosion chamber, in the upper base of which there is a hole covered with an easy-to-discard element, herewith the square of the hole can be varied by screwing in replaceable rings, and the easy-to-discard element covers the hole in the ring, above which a protective screen is fixed, herewith the second hole is covered by a valve, which is pressed to the hole with the help of an electromagnet and is opened by a spring at opening contacts, and the force of the valve and the spring compression is set so, that their total force is equal to the tolerable pressure multiplied by the square of the valve hole, herewith the easy-to-discard element comprises a metal armored frame with a metal armored plating and lead as a filler with its ends four fixed branch pipes - supports, in the coating of the explosive object there are rigidly embedded four bearing rods telescopically inserted into fixed branch pipes - panel supports, herewith the filler is made as an air-lead disperse system, wherein lead is in the form of frit, the bearing rods are flexible, characterized by that between the additional elements and the metal frame with the armored metal plating on the bearing rods there are bushings from an easily destructible material, for example glass of triplex type.EFFECT: higher protection efficiency of buildings and structures, and also process equipment against explosions.1 cl, 3 dwg

Kochetov stand for testing destructive elements of buildings and structures // 2602544
FIELD: security systems.SUBSTANCE: invention relates to safety systems in emergency situations and can be used for explosion protection of buildings and structures, as well as of process equipment. Test bench for breaking elements of buildings and structures includes a explosion chamber, in the upper base of which there is a hole covered with an easy-to-discard breaking element. Chamber is a metal vessel of the volume equal to 500÷1,000 cm3 with the wall thickness of 7÷8 mm, herewith in the upper base of the vessel there is a hole covered with an easy-to-discard element. Square of the hole can be varied by screwing in replaceable rings, herewith the discarding element covers the hole in the ring, above which there is a protective screen fixed, and the second hole is covered by a valve, which is pressed to the hole with the help of an electromagnet and is opened by a spring at opening contacts. Force of the valve and the spring compression is set so, that their total force is equal to the tolerable pressure multiplied by the square of the valve hole. Traction force of the electromagnet can be varied by varying current through a rheostat by means of a movable contact of the rheostat. To measure the electromagnet and spring the electromagnet current value in which is controlled from the same rheostat by switching contacts. To adjust the required difference of forces of the electromagnet and the spring there is a dynamometer, and to form a vapour-air explosive mixture in the chamber there is a plug-evaporator, into which with the help of a burette the required quantity of a flammable liquid is introduced, and the plug is screwed in so, that the liquid vapour through openings in walls of the plug-evaporator enter the explosion chamber and, being mixed with the air, form an explosive mixture. Mixture is ignited by an electric spark from an inductance coil. In one of the end walls of the explosion chamber there is a hole for a union, in which a tube is fixed from a blower closed by a shutoff valve, and in the other opposite located explosion chamber end wall there is a hole for a union closed by a shutoff valve, which serves to maintain pressure in the chamber during evaporation of the liquid. Square of the hole can be varied by screwing in replaceable rings, and the discarding element covers the hole in the ring, above which there is a protective screen fixed.EFFECT: higher efficiency of protection of buildings, structures and process equipment against explosions.1 cl, 4 dwg

Fire extinguishing powder compound // 2602539
FIELD: fire safety.SUBSTANCE: invention relates to fire extinguishing, specifically to creation of general-purpose powder for extinguishing class A, B, C fires and operating electric installations. Fire extinguishing powder contains ammophos and a target additive. Target additive is a synthetic mineral alloy, including silicon oxides, aluminium, calcium, iron (II), magnesium, iron (III), titanium, potassium and/or sodium, chromium (III).EFFECT: technical result is faster process of fire extinguishing and suppressing formation of smoldering particles with simultaneous improvement of operational characteristics: fluidity and apparent density, low cost of powder.1 cl, 1 tbl

Fire extinguishing aerosol generator // 2602484
FIELD: fire safety.SUBSTANCE: invention relates to devices for volumetric fire fighting using a gas-aerosol mixture of inhibitors. Fire extinguishing aerosol generator comprises equipped with heat-resistant lining and igniter of external initiation of a cylindrical housing, accommodating functional charge and metal pipeline for communicating combustion chamber with receiver under cover with outlet holes. Coaxial housing of functional charge is made in form of a pyrotechnic cartridge with axial channel, wherein through heat-insulating shell there is a metal pipe, communicates via retarded-ignition device, located in bulk layer of a fire retardant, bounded by transverse mesh diaphragms with gas-generating charge, located under annular insulating bridge, forming receiver, wherein cover is aligned with additional cooler, made in form of a shell equipped with injection windows.EFFECT: technical result is higher payload.1 cl, 1 dwg

Shipboard fire extinguishing system pneumatic pump // 2602471
FIELD: machine building.SUBSTANCE: invention relates to ship building and is intended for use in marine equipment objects fire extinguishing system for simultaneous transfer of water and a surface-active fire-extinguishing substance. Pump includes housing, two drive chambers, which by means of drive pneumatic lines are connected to pneumatic distributor with limit switches. Two opposite located working chambers are combined in one cylinder and separated by pistons, which are installed on one rod. Has sealing devices. Additionally on working chambers side opposite and coaxially to them two additional working cylinders with hydro pistons are installed, each of which is rigidly connected to closest piston. At that, working chambers and cylinders are made with possibility of providing pumped solution initial components constant ratio, are equipped with suction and delivery valves and connected with mixing device via pressure pipelines, containing mixing cavity, bushing with shaft and swirler, rotating on bearings.EFFECT: enhanced pump capabilities for simultaneous transfer of two different fluids with specified percentage and mixing said fluids at output, reduced pressure pulsations in discharge pipeline.1 cl, 6 dwg

ethod for guaranteed fire prevention from low-capacity fires and automation system for implementation thereof // 2601924
FIELD: fire safety.SUBSTANCE: method is realised by a set of technical means, equipped with addressing and qualified by corresponding calculations on given criteria of guaranteed detection of low-capacity fire sources and guaranteed extinguishment, connected to each other and forming a system, operating in automatic mode according to a given program of guaranteed fire prevention. Technical means, which form a automation system are represented by signaling devices, recording gradients emitted by a fire source, addressed and topologically arranged at the specified area of the room by calculations. Qualified signals from the signaling devices are transmitted to a reception-control device, which, according to the received signals, sends command via the starting device to the respectively addressed extinguishment unit when firing. Reception-control device receives signals from the addressed signaling devices. In case of fire source extinguishment, the reception-control device restores the system in standby mode. If the signaling devices transmit signals on the extinguished fire source to the reception-control device, second command is sent to the standby extinguishing to supply extinguishing substance which is already expanded over the area of fire. Number of cycles is determined by a reception-control device program while developing a project, which meets the requirements of guaranteed fire prevention in given conditions.EFFECT: disclosed is a method for providing fire safety of people due to application of various means and automation systems.7 cl, 1 dwg

Inertisation method and system for reducing oxygen content // 2601869
FIELD: chemistry.SUBSTANCE: invention relates to a inertisation system and inertisation method for reducing oxygen content, in the method specific and, compared to common environment air, reduced oxygen content is controlled and supported in atmosphere of closed chamber (2). For this purpose the inertisation system (1) has system (3) of compressors for compression of initial gas mixture and gas-distributing system (10) connected to system (3) of compressors. At least part of oxygen contained in the compressed initial mixture is separated in gas-distributing system (10).EFFECT: gas-distributing system (10) is made with possibility of operation in VPSA and PSA mode, if necessary.14 cl, 5 dwg

ethod of explosion discharge for aerosol fire extinguishing device // 2601250
FIELD: fire safety.SUBSTANCE: present invention relates to technology of gas fire extinguishing. Method of explosion for aerosol fire extinguishing including the following stages: 1) when an aerosol fire extinguishing device explodes the corresponding explosive device creates a limited movement along direction of hot air flow from aerosol fire extinguishing device; 2) when the end part of explosive device reaches the edge of aerosol fire extinguishing device, the explosive device being limited stops motion along the direction of hot air flow which enables to achieve for aerosol fire extinguishing device of explosion target and reduce recoil force.EFFECT: this method enables smooth release of powerful explosion, thus preventing damage to operator due to powerful recoil force at the same time preventing flyout of cylinder with great speed and preventing accidents leading to injuries and damage.8 cl, 3 dwg

Total saturation system in electric train cars // 2600910
FIELD: fire safety.SUBSTANCE: invention relates to stationary controlled systems of detection and suppression of fires in electric train cars. Total saturation system in electric train cars comprises fire and smoke signalling devices and extinguishing aerosol generators distributed in protected volumes. Electric ignitors of pyrotechnic cartridges of fire extinguishing aerosol generators are connected with an autonomous source of electric current by means of a button of the switch of manual switching external unit. Self-contained electric current source is a battery from pyrotechnic flat electrodes with an igniter capsule. Igniter capsule interacts with the switch, which is made in the form of a percussion mechanism, its spring-loaded sting is fixed on the button of manual switching and kinematically closed with the bearing holder by means of a pin, wherein the independent switches in the communication lines with electric igniters of backup fire extinguishing aerosol generators are directly connected with pyrotechnical battery of electric current.EFFECT: proposed engineering solution ensures simple design of the fire extinguishing system in different modes of action.1 cl, 2 dwg

Headset for respiratory protective device // 2600909
FIELD: safety.SUBSTANCE: proposed is fixation system (100) for respiratory protection device (10). In one of the embodiment examples the system comprises support element (120) for belt containing attachment part (123), first belt (142a) containing first element (150) of the belt fastening, and second belt (142b) containing second element (160) of the belt fastening, herewith the first belt fastening element can be secured to the second belt fastening element and to the attachment part of the support element for the belt while the first and the second belts can be arranged as per the first configuration, where the first belt fastening element is attached only to the second belt fastening element, and as per the second configuration, where the first belt fastening element is attached both to the second belt fastening element and to the attachment part of the support element for the belt.EFFECT: air filtering.24 cl, 8 dwg

Filter face respiratory mask with replaceable component // 2600907
FIELD: safety.SUBSTANCE: invention relates to respiratory masks. Flat fold filter respiratory mask 10, containing reusable attachment system 14, reusable frame 16 and replaceable filtration component 18. Reusable system 14 fixation is attached to reusable frame 16, and frame 16 has first and second arranged opposite each other panels 28A, 28B forming slot 38, in which replaceable filtering component 18 can be manually inserted for its connection to reusable frame 16 in a detachable manner. Replaceable filtration component 18 can also be separated from reusable frame 16 by its manual extraction from slot 38.EFFECT: proposed respirator provides the possibility of multiple usage of all its parts, apart from filtering component, and the reliable protection of reusable parts from contaminants.20 cl, 7 dwg, 1 tbl

Kochetov atomizer to spray fluids // 2600901
FIELD: manufacturing technology.SUBSTANCE: invention relates to fluids spraying equipment and can be used in firefighting equipment. Fluid atomizer comprises housing with nozzle and central core. In housing liquid supply channel is made. Housing has bushing rigidly attached to it, in lower part of which nozzle is attached. Nozzle is made in form of cylindrical two-staged bushing, which upper cylindrical stage is connected with central core by threaded joint. Core is installed with annular gap relative to cylindrical bushing inner surface, wherein annular gap is connected with radial channels made in said two-staged bushing. Sprayer is rigidly fixed to central core in its lower part. Sprayer is made in form of truncated cone attached by its upper base to central core cylinder base. Splitter is attached to truncated cone lower base by means of pins, which is made in form of round end plate, which edges are bent towards annular gap, and truncated cone on outer side surface there are helical grooves.EFFECT: high efficiency of liquid fine spraying.1 cl, 1 dwg

Kochetov pneumatic sprayer // 2600900
FIELD: manufacturing technology.SUBSTANCE: invention relates to spraying of fluids. Fluid sprayer comprises hollow cylindrical housing with nozzle, in which orifice holes are made. Housing consists of cylindrical part with outer thread for connection to distribution pipeline union and two series-connected therewith, hollow cylindrical-taper belts. Nozzle made in form sleeve is attached in housing bottom, in bottom of which vertical and inclined orifice holes are made at angle of 45° to nozzle axis. In cylindrical housing belt row of radial holes is made, which axes lie in plane perpendicular to housing axis. Between each other housing and nozzle make several aligned inner chambers: cylindrical, and conical chamber located between them. In nozzle central part gas supply pipe is attached. To one end of tube in its lower part hollow disk with perforation is attached, turned towards nozzle orifice holes output cross-sections.EFFECT: high efficiency of liquid fine spraying.1 cl, 1 dwg

Additive to fire suppressant powders // 2600719
FIELD: chemistry.SUBSTANCE: invention relates to chemical industry and can be used for producing fire-extinguishing mixtures to fight fires of class A, B, C and electric installations. As an additive to fire suppressant powders on bicarbonate or ammonium-phosphate basis used is a synthetic mineral alloy powder with the particle size of 40-100 mcm. Additive of the synthetic mineral alloy powder provides the fire suppressant composition with uniform properties and higher efficiency of extinguishing electric equipment under load owing to increasing the period of maintaining dielectric properties of the additive.EFFECT: provided is expansion of raw material resources additives to fire suppressant powders.1 cl, 1 tbl
ethod and device for integrated volumetric fire extinguishing in air-tight manned objects, mainly submarines // 2600716
FIELD: fire safety.SUBSTANCE: invention relates to submarines and other airtight manned objects fire safety ensuring devices. Method of complex volumetric fire fighting in airtight manned objects consists in of supply nitrogen with argon mixture or argon into room to reduce oxygen concentration. Supply is performed through nozzles and via water mist generator with pneumatic electro independent drive. Supplied from the water mist generating device gas is both working gas and component of two-phase water-and-gas mixture. Portion of nitrogen with argon mixture or argon supplied into room independently and/or together with portion of gas, in combination does not exceed portion, supposed for reducing content of oxygen in room less than 10 vol.% at single supply. Pressure increase rate and its absolute value is controlled by pressure relief compressor and it should not exceed absolute pressure of 0.162 MPa. In process of fire extinguishing at final argon content above 30 vol.% safe low oxygen content reduction in gas-air medium is carried out in room at level of 10 vol.% at single supply, and argon concentration in gas-air medium room after fire extinguishing is set above 30 vol.%, wherein oxygen concentration is set on long time of more that 10 hours from 14 to 12 vol.% and for short time is to 10 vol.% under conditions of normal or increased for not more than 0.162 MPa pressure in submarine room. To prevent effect of pressure increase during fire extinguishing pressure relief by compressor into reservoir (bottle) is performed through gas-air medium cleaning unit. To implement method integrated volumetric firefighting device is used, containing cylinders with gas, connected to gas nozzles via main pipelines and distribution pipelines, remotely controlled and manual valves to control over fire suppressant supply and instruments. Device includes atomized water generator with distribution pipeline for supply of nitrogen with argon or argon portion to generator to create two-phase gas-water mixture in generator.EFFECT: disclosed is method of complex volumetric fire fighting in air-tight manned objects.2 cl

Formulation of self-degassing coating // 2600387
FIELD: chemistry.SUBSTANCE: invention relates to means of degassing facilities for destruction of chemical weapons destruction (OUHO). Formulation of self-degassing coating contains as film-forming agent urethane-alkyd lacquer and as filler - interpolyelectrolytic complex, which is a reaction product 4.0 wt% solution of cationic polybasic - chitosan in 6.0 wt% aqueous solution of acetic acid to 0.1 wt% aqueous solution of SF-2U powder. Coating provides fast absorption of liquid phase of physiologically active substances (FAS), preventing contamination of safety wear upon contact with contaminated surfaces, thus providing safe operation of OUHO, contaminated not only with FAS of organophosphorus family, but halogenated thioesters.EFFECT: disclosed is a formulation, during preliminary application on external and internal surface of process rooms of OUHO enables to create a protective layer thereon for ensuring safe operation of facilities.1 cl, 1 tbl

ethod for production of sprayed water for fire extinguishing // 2600081
FIELD: fire safety.SUBSTANCE: invention relates to production of high-efficiency fire extinguishing means and can be used in agriculture, in chemical industry devices and in heat power industry. Method involves double water jet spraying process. At the first stage an expansion device is used, in which water under pressure is released through holes located in circumferential direction. Then water is supplied into a hollow cylinder. Cylinder comprises a surface made of a perforated sheet in the form of truncated cone. Dispersion is performed through the step of forming a film of cylindrical shape, which is further dispersed in the perforated surface of the truncated cone, which provides formation of a compact jet of the sprayed water, which preserves its integrity up to the range of 30 m.EFFECT: method enables to obtain sprayed water to extinguish fires with longer range of the jet.3 cl, 1 tbl, 3 dwg

ethod of producing moderating composition for protection of hydrocarbon motor fuel from inflammation // 2599793
FIELD: fuel.SUBSTANCE: invention describes a method of producing a moderating composition for protection of hydrocarbon motor fuel from inflammation, including mixing moderating composition and fuel with subsequent separation of mixture, characterised by that it includes a step for preparing a composition of moderating and inhibiting substances via preliminary mixing thereof in ratio of 1:4 to 4:1 and then adding obtained composition to hydrocarbon motor fuel at ratio of composition: fuel from 1:100 to 1:10 respectively.EFFECT: technical result is possibility of creation of effective flammable mixtures, in particular, combustion of hydrocarbons, use thereof for phlegmatisation of hydrocarbon fuels, particularly, on transport vehicles equipped with internal combustion engines.3 cl, 2 tbl, 2 dwg, 3 ex

ethod of producing structured regenerative product // 2599664
FIELD: personal and household items; chemistry.SUBSTANCE: invention relates to methods of producing structured products for air regeneration used in individual breathing apparatuses (IBA). Method of producing regenerative product involves mixing the solution of hydrogen peroxide stabilized by magnesium sulfate with potassium and sodium hydroxide, application of the obtained alkaline solution of hydrogen peroxide on a neutral porous matrix and subsequent dehydration of liquid phase on the matrix. After the addition of magnesium sulphate hydrogen peroxide solution is added with tetraborates of alkali metals, such as lithium, sodium, potassium tetraborates or their mixture are used, at the specified molar ratio of initial components. Regenerative product has high mechanical strength, provides high rate of the process of chemical absorption of carbon dioxide, prolonged protective effect during its operation in individual breathing apparatuses.EFFECT: presence of alkali metals tetraborates in the alkaline solution of hydrogen peroxide and sequence of introduction of initial components into liquid phase makes it possible to reduce time of alkaline hydrogen peroxide solution preparation and to decrease release of atomic oxygen during the production cycle, id est to increase safety and cost effectiveness.3 cl, 1 tbl, 1 dwg

ethod to extinguish fire in ground reservoirs // 2599363
FIELD: fire safety.SUBSTANCE: invention relates to fire extinguishing in ground reservoirs filled with combustible liquids. Under inflammable liquid ground storage tank below by level empty reservoir with volume exceeding volume of ground tank is coaxially installed under ground. At that, top level of underground reservoir filling with fluid must be below ground tank lower level of filling. Ground tank is connected with underground reservoir through the hole in bottom and drain branch pipe through automatic valve. Automatic valve is located on drain branch pipe lower end and inside the underground reservoir. In normal condition (when no fire) automatic valve is in closed position, isolating volumes of ground and underground reservoirs. In case of fire or excessive temperature increase in ground tank valve opens automatically and connects volumes of ground and underground reservoirs and fluid moves via drain branch pipe into underground reservoir. Valve operation is controlled by temperature sensor located on upper level of liquid.EFFECT: method makes it possible to automate process of fire extinguishing in ground reservoir, increase operations efficiency due to reduced time for fire extinguishing.1 cl, 2 dwg
 
2551227.
Up!