Life-saving and fire-fighting (A62)

A   Human necessities(304962)
A62            Life-saving; fire-fighting(6546)
ethod of explosive substance disposal by combustion // 2614286
FIELD: blasting operations.SUBSTANCE: invention relates to explosive substances (ES) disposal, namely, to ES disposal by combustion. Method of explosive substance disposal by combustion involves ES placing on combustion platform and its ignition initiation by means of electric igniter, located directly in disposed (burned) ES or on its surface. Electric igniter can be located in disposed EX or on its surface inside combustible material, and supply of electric current pulse is performed authorized from safe place.EFFECT: invention enables ES ignition ease and reliability and aims at increasing safety when organizing and conducting works on ES disposal.1 cl, 2 ex

Complex with filter for dry cleaning of explosive gas mixtures // 2614281
FIELD: chemistry.SUBSTANCE: complex filter for dry cleaning of explosive gas mixtures comprises a bag filter 1 connected to the input flue 2, on which the inlet shut-off valve 3 and the pipe 18 with the shutoff valve 19 for connection to the atmosphere are mounted. The exhauster 5, the output shut-off valve 6, the pipe 20 with the shutoff valve 21 for connection to the atmosphere and to the gas sampler 22 are mounted on the outlet flue 4. Before the filter 1 downstream an explosion-localizing gas chamber 7 connected to the input flue 2 and to the filter 1 through the normally open self-closing in case of explosion valves 8 and 10 respectively. The explosion-localizing chamber 7 is provided with the igniter 11, the anti-explosion safety valve 12, the pipe 13 with the gate 14 for connecting to the atmosphere and to the explosion pressure sensor relay 15, which is electrically connected through the gas cleaning control system to the electric drives of the input shut-off valve 3, the output shut-off valve 6 and the exhauster 5. The filter housing 1 is made airtight. The explosion-localizing chamber 7 and the filter 1 are provided with airtight dust dumpers.EFFECT: location of the explosion-localizing chamber prevents the explosion wave spread and the filter elements destruction while cleaning explosive gas mixtures.2 cl, 1 dwg

Actuating mechanism for fire extinguishing sprinkler-starter // 2614206
FIELD: fire safety.SUBSTANCE: mechanism comprises a frangible closure formed as a cylindrical electrical insulator with thinning in the middle part and mounted between the sprinkle valve and the adjusting screw of sprinkler. There is a temperature sensor arranged in the form of wire ring with shape memory effect with rigidly fixed ends. The ring embraces closure and one of the sides of sprinkler bow, it is connected to the control unit and a power source with electrically forced start.EFFECT: increase of water extinguishing system reliability.5 cl, 3 dwg

ethod for cooling respiratory gas mixture in respiratory individual protective equipment // 2614028
FIELD: chemistry.SUBSTANCE: respiratory gas mixture (RGM) is passed between fibrous supporting structures on which a coolant is preliminarily applied to one or both sides, while as coolant the mixture of solid high molecular saturated hydrocarbons modified by nanomaterial is used. The mixture of modified parafins with different phase transition temperature is used as the coolant. As a nanomaterial, carbon nanostructured material "Taunit" is used, which is the mixture of carbon nanotubes of "Taunit" or "Taunit-M" type in the quantity (wt.%) from 0.5 to 10, or nanographite (polygraphene) in the quantity (wt.%) from 0.2 to 6 is used. Nodeless net is placed into a gap between fibrous supporting structures with applied coolant. The use of claimed method allows to enhance RGM cooling efficiency by 25-40°C for generation comfort respiration conditions.EFFECT: simpler servicing of respiratory protective equipment and providing the possibility of long-term storage thereof in live condition.5 cl, 2 tbl, 1 dwg

ethod to destroy toxic organic compounds // 2613989
FIELD: technological processes.SUBSTANCE: invention relates to the field of destruction and decontamination of toxic substances, including chemical warfare agents. Method includes addition of toxic organic compounds into a reactor and energy impact at these organic compounds. Toxic organic compounds in sealed packages are first placed into a closed container, which is then introduced into the reactor, afterwards the reactor is filled with melt, which surrounds the container from all sides to form a cast from solid melt. After melt becomes solid, and its energy impact at toxic organic compounds is stopped, the formed cast with the container inside is withdrawn from the reactor and is placed for environmentally safe long-term storage.EFFECT: feature of the invention consists in expansion of technological capabilities of the method, reduced costs and simplified technology of toxic organic compounds destruction, and more important, in increased safety of personnel handling chemical agents, since it is not required to open primary packages with chemical agents.5 cl, 2 dwg

Kss sprayer // 2613913
FIELD: machine engineering.SUBSTANCE: sptayer includes a housing, a fitting and coaxially disposed fitting swirl insert with an external helical thread and an expanding tapered holes inside. The fitting has an inlet straight hole connected to a diffuser formed axisymmetrically in the casing. At the bottom of the housing, a nozzle is located axisymmetrically to the housing. In this case, the nozzle is made two-stage and coaxial to the swirl insert by diffuser. The first diffuser stage is a continuation of the widening tapered hole formed inside the swirl insert made of wear-resistant material. The second diffuser stage is a continuation of his first stage. On its inner conical surface, helical thread is made. The conical surface with a helical thread of the second diffuser stage is made perforated. Axially and axisymmetrically to the housing, on the disk with holes, a tube is mounted at the fitting top designed for supplying air to the mixing chamber of the nozzle. The mixing chamber is made with a perforated bottom and at least three throttles arranged perpendicular to the tube axis.EFFECT: improved liquid spray quality, sprayer performance, and hydraulic losses reduction.1 dwg

Device for emergency evacuation from high-rise building // 2613599
FIELD: safety.SUBSTANCE: invention relates to rescue evacuation devices used in buildings. Evacuation chute comprises an upper straight chute, a lower straight chute and a rotary chute containing a front section, a middle section and a rear section. According to the invention, the upper straight chute and the lower straight chute are interconnected by means of the rotary chute. Each chute has a chute base. Support plate is arranged at the central wall of the ladder, herewith bases of the upper straight chute and the lower straight chute are articulated with the support plate by means of a rotary axle. Front section, the middle section, the rear section of the rotary chute are inter connected via corresponding chute bases. Upper straight chute base and the lower straight chute base are interconnected via the chute bases of the front, the middle and the rear sections of the rotary chute.EFFECT: this design allows fast and safe evacuation of people and more rational use of available space.8 cl, 10 dwg

Device and method for improving speech intelligibility for a respiratory mask // 2613273
FIELD: personal use items.SUBSTANCE: this document describes device for improving speech intelligibility and respiratory masks, containing the device for improving speech intelligibility, as well as methods of improving intelligibility of speech transmission for a user of the respiratory mask. In one or more embodiments, said device and methods for improving speech intelligibility, described herein, comprise detecting acoustic energy within the first frequency range inside pure air space of the respiratory mask and delivering compensating acoustic energy outside of the pure air space using a loudspeaker. In one or more embodiments, said compensating acoustic energy has such a predetermined amplitude attenuation profile, that compensating acoustic energy has amplitude less than 6 dB more than said amplitude attenuation profile of the mask housing in at least 90 % of a predetermined range of attenuated frequencies.EFFECT: improving speech intelligibility.23 cl, 8 dwg
obile system for unmanned aerial monitoring // 2612754
FIELD: physics, navigation.SUBSTANCE: invention relates to aerial monitoring using unmanned aerial vehicles and can be used to detect natural and manmade emergency situations and elimination of consequences thereof. The mobile system is an all-terrain vehicle (1), equipped with special-purpose rescue equipment: a short (2) and medium (3) range airplane-type unmanned aerial vehicle, a helicopter-type small unmanned aerial vehicle (4), equipped with a set of detachable target load modules (5), a ground control station (6), a video terminal (7), radio communication means (8), a portable self-contained weather station (9), a set of life support means (10), elastic and mechanical launch devices (11) for airplane-type unmanned aerial vehicles, as well as storage batteries for unmanned aerial vehicles and other onboard and ground equipment for providing a radio telemetric communication system. Coordinates of areas of emergency situations are determined by a satellite navigation system (12). General management is carried out from a rescue operations (13) management headquarters.EFFECT: invention prolongs and increases the range of monitoring an area of an emergency situation, and wider field of use of the system.3 dwg

Preventive fire protection device // 2611941
FIELD: fire safety.SUBSTANCE: device comprises such parts of impact detection and airbags actuating system as impact detectors and a processing/control unit for actuating the valve means to provide compressed air through pipes to foam generators which are located directly at the potential fire area. Foam generators contain foaming solution which, combined with compressed air, forms a foam to be used for fire extinguishing. Use of components safe for human for fire extinguishing allows to minimize the negative impact of fire extinguishing agent to the occupants of a vehicle and immediately activate the device for fire protection of the passenger compartment after an emergency. The device disconnects the vehicle battery, which is a dangerous source of ignition. To this regard, the valve device is provided with a latch, which allows to ensure an open state of the valve means after activation of the fire extinguishing system and power disconnaction. The valve means comprises a contact device power circuit breaker, which provides the connection of the vehicle battery with all the onboard power supply system.EFFECT: increased efficiency of preventive fire protection.1 dwg
ethod of creating fire barriers around settlements against prairie fires // 2611877
FIELD: fire safety.SUBSTANCE: invention relates to fire protection of settlements from prairie fires by creation of fire barriers at their outer perimeter. Method involves creation of fire-protection barriers, along external perimeter of settlements fire barriers are created consisting of plowed strips and forest belt of fire enduring fast growing kinds of trees and bushes, which delay transfer of burning particles and coal.EFFECT: proposed method is one of most important measures to protect settlements from dry winds, dust and snow drifts, smoke and soot, it improves landscape and creates comfortable conditions for living.1 cl, 1 dwg

Drencher // 2611868
FIELD: fire safety.SUBSTANCE: in a drencher the spraying element is designed as a sleeve, to which a plug is attached through arcs located on the conical surface. The cross section of the arcs are profiled to increase the effect of fine foam solution spraying.EFFECT: increased fire extinguishing efficiency.2 cl, 1 dwg
ethod of research on emergency developement on explosive hazardous objects // 2611327
FIELD: fire safety.SUBSTANCE: model of explosive hazardous object is set into the test cell, and video cameras are set along its inner and outer perimeters. An opening which is covered with explosion-proof element set for loose fit on three elastic pins is made in the ceiling of module. Triaxial pressure sensor is set between the explosive fragmentation element and the opening. There are a temperature and a humidity sensors on both sides of the pressure sensor, which control the hydrothermal regime in model. Inductive movement sensor registers dynamics of movement of explosion-proof element in explosion. Internal and external surfaces of model fencing are supplied with strain gauges. Video cameras and sensors are connected to units of recording equipment. After processing of experimental data the information base is formed and mathematical model which predicts prevention of an emergency is made.EFFECT: increased efficiency of protection of technological equipment and human resources from emergencies.3 cl, 1 dwg

Kochetov's nozzle to spray fluids // 2611320
FIELD: machine engineering.SUBSTANCE: nozzle for spraying liquids contains a hollow body with a nozzle and the central core. The body has the fluid feed channel and includes the rigidly coupled sleeve with nozzle fixed in its lower part. The nozzle is designed in the form of cylindrical two-step sleeve, the upper cylindrical step is connected by means of the thread joint with the central cylindrical core, having the internal through central hole and installed with the ring clearance relatively to the internal surface of the cylindrical sleeve. The ring clearance is connected with radial channels, made in the two-step sleeve to communicate with circular cavity, formed by the sleeve inner surface and top cylindrical step outer surface. The ring cavity is connected with body channel for liquid supply. In the bottom part of the central cylindrical core the hollow conical swirler is fixed, the conical shell of which is fixed by means of spokes, fixed at one end to a swirler conical shell, in its upper part, and at the other end - in the ring groove, formed on the inner surface of the central cylindrical core. The screw thread is cut on the outer surface of the hollow conical swirler.EFFECT: fine liquid spraying efficiency increase.1 dwg
Test bench to test antiblast elements // 2611238
FIELD: machine engineering.SUBSTANCE: pattern of explosion hazardous facility is installed in the test bench of antiblast elements in the test cell, and video cameras for video surveillance are installed along its inner and outer perimeters, and the outputs from the video cameras is connected through the inner cavity of the spacers to the unit, by which the recording and registration of the running processes of process parameters changing in the pattern is made. In the ceiling part of the pattern the opening is made, it is covered by the antiblast element, free installed on three resilient rods, one end of each rod is rigidly fixed in the pattern ceiling, and on the another end horizontal bar is installed. The triaxial pressure sensor of antiblast design is installed between the explosive fission element and opening, the output of which is connected to the input of the recording and registration equipment. Internal and external surfaces of the pattern guarding are provided with glued strain sensors, their outputs are connected with input of recording and registration equipment as well.EFFECT: improving protection efficiency of process equipment against explosions by increasing quick action and reliability of breaking flanges actuation.3 dwg

System of pulse supply of additional oxygen for aircraft // 2611034
FIELD: medical equipment.SUBSTANCE: invention relates to non-chemical systems of pulse supply of oxygen. System of pulse supply of oxygen and method of providing user with oxygen consists in oxygen mask, connected to dosing valve. Prescribed amount of supplied oxygen is determined on basis and depending on conditions of operation in real time. Opening and closing moments of dosing valve are calculated on basis of required amount of supplied oxygen to obtain pulse supply time. Then amount of prescribed flow controlled in time and pressure of pulse supplied oxygen is supplied in oxygen mask during time of pulse supply in response to detection of breath through oxygen mask.EFFECT: proposed solution consists in providing safety due to exclusion of chemical reagents, typical for chemical oxygen systems.12 cl, 11 dwg
Fabricated shelter of kochetov // 2610817
FIELD: mechanical engineering.SUBSTANCE: fabricated shelter comprises a frame, a gateway location for evacuees, filter unit, toilet and water supplies and food, it is equipped with modular pre-fabricated earthquake-proof structure comprising connected into a single structure blocks and connectors system, which consists of elements made in form of blocks, some of which are in the form of a rectangular parallelepiped with the grooves formed on the four faces of the parallelepiped in the plane of symmetry. Grooves made with cylindrical holes for the outer diameter of the cylindrical body of the connecting element, and the other blocks are associated with the first and formed as a rectangular parallelepiped with studs formed on the four faces of the parallelepiped. Spikes are made with cylindrical holes for the outer diameter of the cylindrical body of the connecting element. Surface grooves and studs are equidistant congruent and equal of, and connected at the block fabricated structures by connecting elements, characterized in that inside the cylindrical body of the connecting element axially and coaxially to it is a cylindrical tubular damping element consisting of a cylindrical shell with a base made of a hard elastic vibration-damping material, the inner cavity of which is filled with a damping material, such as sand, or vibration damping mastic. The internal cavity of the coupling member between the cylindrical housing and the outer surface of the cylindrical shell of the cylindrical tubular damping element is less stiff vibration damping material, eg polyurethane, and the positioning drives the coupling member rigidly secured to the flange, oppositely disposed cylindrical threaded bushings are formed combination consisting of at least three layers: a hard external executed, and a third layer disposed between them, is made in damping form.EFFECT: reduced time of building the shelter by equipping the frame closed block stuckture.5 dwg

ethod for controlling air fire-extinguishing plant and device for its implementation // 2610816
FIELD: fire safety.SUBSTANCE: invention relates to scope of sprinkler air fire-extinguishing plants. Method for controlling sprinkler air fire-extinguishing plant consists in combination of action principles of sprinkler air fire-extinguishing system, sprinkler-and-drencher fire-extinguishing plant, and sprinkler fire-extinguishing plant equipped with sprinklers, with actuation control device. At actuation of sprinkler equipped with actuation control device, mounted on distribution network, control unit without delay, which is characteristic for air sprinkler plants, can open signal valve and ensure flow of water into fire focus.EFFECT: at high capacity of branched system of feed pipelines, controlled shut-off devices are additionally used, installed at origin of each zone of distribution network, and connected to output of control unit, appropriate for given zone, which additionally to opening signal valve performs issuing command signal to open shut-off device in zone, wherein actuated sprinkler stands.4 cl, 2 dwg

Forest-fire ground casting machine // 2610815
FIELD: fire safety.SUBSTANCE: invention relates to devices intended for isolation and extinguishing of creeping fires with ground, as well as to laying of protective metallized strips. Forest-fire ground casting machine comprises frame, suspension mechanism, two spherical disks, cutter-caster, cardan drive, transmission with safety device, guiding housing, reverse gear and safety knife. Frame is articulated in lengthwise-vertical plane, in front part of which there is disk knife for overcoming of obstacles in form of roots. In rear part of frame there is grafting knife with blunt angle of entering into ground.EFFECT: technical result obtained by invention consists in improvement of efficiency of operation in conditions of grounds with many roots of trees and shrubs and compacted cohesive soils.1 cl, 3 dwg

ethod of fire extinguishing with nanopowder, method of charging powder fire extinguishing means, powder fire extinguisher and microcapsulated fire extinguishing agent // 2610814
FIELD: fire safety; nanotechnology.SUBSTANCE: invention relates to nanotechnologies in the field of fire-fighting equipment. Proposed technical solution is easy in operation and can be used in a normal powder fire extinguisher using in its operation in series both the volumetric extinguishing method with the use of nanopowders with a considerable inhibitory action on the flame, and the method of extinguishing throughout the surface of burning materials and substances with the help of a powder fire-extinguishing substance made in the form of a coarse fire-extinguishing powder for final extinguishing of repeated combustion spots due to insulation of the burning surface and termination of the air oxygen access to the burning materials at all levels of combustion.EFFECT: proposed technical solution can be used to feed powder fire-extinguishing substances of various dispersion to the fire source in zones with presence or absence of people.6 cl, 1 dwg

Sprinkler with control over operation // 2610812
FIELD: fire safety.SUBSTANCE: invention relates to fire fighting installations sprinklers and intended for fire extinguishing agent supply to source in case of ignition or fire occurrence. Disclosed invention summary consists in that, in sprinkler containing housing with outlet opening, closed by shutoff element, and start control device, start control device is made in form of non-contact sensor, wherein shutoff element is located in sensor sensitivity zone.EFFECT: higher reliability of sprinkler state control.11 cl, 1 dwg
Firewater system // 2610760
FIELD: fire safety.SUBSTANCE: firewater system includes a pipeline distributing system equipped with monitored start fire sprinklers, the device alarm control and management of the fire, which is connected with fire loop incorporating the fire detectors and the signal line, which includes start devices, electrically connected with fire sprinklers.EFFECT: enhancement of firewater system reliability by optimizing fire-fighting center position considering the initial fire location.7 dwg

Self-contained breathing apparatus // 2610572
FIELD: personal items.SUBSTANCE: self-contained breathing apparatus on chemically bonded oxygen contains a breathing bag set in a cartridge with regenerative product and the intermediate chamber with a nozzle connected to a corrugated pipe with the respiratory system insulation unit, and with openings that connect the chamber to the cavity of the breathing bag. The intermediate chamber includes a dispenser device, and openings are fitted with locking in the form of inhalation valves.EFFECT: invention provides ease of use due to breathing comfort and simpler design.4 cl, 10 dwg

Composition for remediation of soil contaminated with arsenic-containing compounds // 2610502
FIELD: chemistry.SUBSTANCE: invention relates to remediation of soil. Composition for remediation of soil contaminated with arsenic-containing compounds, contains gaize treated iron(III) chloride, calcium peroxide and an oxidant in following ratio of components, wt%: gaize – 99.5, iron(III) chloride – 0.2, calcium peroxide – 0.3. Composition reduces content of water-soluble forms of arsenic in soil from 90 to 96.8 % and provides immobilisation of arsenic(V) compounds on aluminosilicate gaize.EFFECT: invention can be used in treatment of soils for different purposes, contaminated arsenic-containing compounds.1 cl, 2 dwg, 1 tbl
System of security, fire alarm and automatic fire extinguishing for rolling stock // 2610391
FIELD: fire safety.SUBSTANCE: invention relates to security and fire alarm and automatic fire extinguishing systems adapted for use in rolling stock. System of security, fire alarm and automatic fire extinguishing for rolling stock includes units of monitoring, indication and control, remote control units combined via a switching unit into an integrated system with heat and smoke detectors, sound and light detectors, actuating fire extinguishing devices, a backup power supply unit, locomotives communication devices and a radio communication adapter. System includes doors state sensors, a storage batteries charge level control system of the backup power supply unit, a motion parameters recorder adapter and an adapter of the network for data transmission on the system operation to a server of the unified system for monitoring locomotives onboard systems operation. Herewith the logic unit has the function of automatic shutdown of the locomotive process equipment before running fire extinguishing actuators by lowering the pantograph and switching off fans when using in electric locomotives or by thrust collection circuit breaking and the diesel shutdown when using in diesel locomotives prior to starting fire extinguishing systems.EFFECT: system can operate in three modes: "MANUAL", "MANUAL WITH DELAY" and "AUTOMATIC" and in addition to the functions of fire and fire extinguishing control it implements the security function in the storage yard mode.1 cl
Flame-extinguishing composition based on copper salts // 2610120
FIELD: fire safety.SUBSTANCE: flame-extinguishing composition based on copper salts contains a compound selected from salts of copper in the amount from 30 wt% to 95 wt% and a fire-retarding component in the amount from 5 wt% to 70 wt%. Source of heat and energy used in this composition is a pyrotechnic compound, which burns after ignition creating a high temperature providing the decomposition reaction, which enables spraying, together with the pyrotechnical compound, a large number of obtained from the reaction flame-extinguishing substances for fire extinguishing.EFFECT: flame-extinguishing composition based on copper salts can quickly and efficiently reduce the amount of heat released when burning the pyrotechnic compound; significantly reduce the temperature of outlet holes of the device for fire extinguishing and the sprayed substances and eliminate the need to use in the device for fire extinguishing complex cooling systems.15 cl, 8 ex, 1 tbl
Device for respiratory and head protection // 2610111
FIELD: personal use and household items.SUBSTANCE: invention relates to devices combining a breathing mask and a helmet for protection of respiratory and the head from chemical substances. Device for respiratory and head protection comprises a breathing mask, a filtering-absorbing system and a helmet. Helmet in its front part has a fastener assembly in the form of a moulded recesses for engagement of a metal staple of the fastening cage of the glasses unit, and in the ear part there are two fixing assemblies with adjustable elastic fasteners, with which the respiratory mask is connected, in the back part of the helmet there is a unit of bayonet connection for the filtering-absorbing system, under the helmet there is an air duct, which with its front end with a squeezing elastic coupling is connected to the respiratory mask adapter, and with its rear end via the bayonet connection is connected to the filtering-absorbing system.EFFECT: technical result of the present invention provides reliability of connection on the helmet of the filtering-absorbing system and the respiratory mask and reduced weight and dimensions of the respiratory mask.1 cl, 1 dwg
Stand for emergency simulation // 2610106
FIELD: physics.SUBSTANCE: explosive object model is installed on the racks in the test box and is equipped with the transport and suspension systems. The explosion-proof element is mounted over the opening at the top of the model. Emergency alert system includes a node fixing the "weak link" in the safety system of the explosive object responsive to the occurrence of the emergency, made, for example, as a safety indicator mounted between the flanges, which are rigidly fixed to the upper part of the armored metal plating of the explosion panel metal frame. The safety indicator consists of a sensor responsive to the deformation, for example, of the strain gage, the output of which is connected to the signal amplifier, for example, the strain amplifier, and the strain amplifier output is connected to the input of the emergency alert system.EFFECT: increased protection efficiency of the technological equipment and human resources from the emergency by the possibility of the emergency situation prediction at the accident of the explosive object.4 dwg
ethod for predicting emergency situation development on explosive object // 2610105
FIELD: physics.SUBSTANCE: model of the explosive object is set in the test cell . The camcorders of the explosion-proof design are set on its inner and outer perimeters. The opening is made in the ceiling part of the model, which is closed with an explosion-proof element. The triaxial pressure sensor of the explosion-proof design is set between the explosive fragmentation element and the opening . The temperature and humidity sensors controlling the hydrothermal regime in the model are set on both sides of the pressure sensor. The inner and the outer surfaces of the model enclosures are pasted with the strain gauges. The outputs of the cameras and sensors are connected to the unit input of the recording and registering equipment. After processing of the experimental data, the information database is formed on the emergency development at the accident on the explosive object and the mathematical model, predicting the emergency prevention at the accident on the explosive object, is made.EFFECT: increased protection efficiency of the technological equipment and human resources from the emergency by the possibility of the emergency situation prediction at the accident of the explosive object.1 dwg
Kochetov's method of emergency simulation on explosive hazardous objects // 2609389
FIELD: fire-prevention facilities.SUBSTANCE: invention relates to safety systems preventing the emergency situation development. The explosive object model is mounted on racks and equipped with explosion-proof elements to be studied. Inside the model, the explosion initiator is set. On the outer side of the model, around explosion protection elements, video cameras in the armoured embodiment are installed. Between the additional elements attached to the butts of the abutment sheets and the metal frame with the armoured metal plating, bushings of quickly-destroyed material are mounted on the support rods. The security indicator is fixed on top of the explosive object covering, near the aperture intended for dumping excess pressure. The security indicator is, e.g., a strain gage, the output of which is connected to the signal amplifier, e.g. a strain amplifier. The strain amplifier output is connected to the input of the emergency alert system device.EFFECT: invention improves the efficiency of the protection of technological equipment and human resources from emergencies.4 dwg
Forecasting method of emergency development at explosive object // 2609387
FIELD: machine engineering.SUBSTANCE: invention relates to chemical and general machine engineering, in particular to the safety systems preventing the emergency development. A model of the explosive object is placed in the test cubicle. Video cameras are mounted in the inner and outer perimeters of the model. In the ceiling of the model there is an opening, which is closed with the explosion-proof element set for loose fitting on the three elastic pins. A 3-D pressure sensor is installed between the explosive fission element and the opening in the explosion-proof design. Temperature and humidity sensors are installed at both sides of the pressure sensor. The internal and external surfaces of the model fencing are pasted with the strain gauge. The cameras and the sensors are connected to the recording and registering equipment. The information database for the development of emergency is formed and the mathematical model predicting emergency prevention at the hazardous facility accident is made after processing of the experimental data.EFFECT: invention improves the protection efficiency of the technological equipment and the human resources from emergencies.1 dwg

ethods and device for fire extinguishing in data processing center hot passage/cold passage // 2609215
FIELD: fire safety.SUBSTANCE: methods and device for fire extinguishing in data processing center hot passage/cold passage according to various aspects of present invention include detection system, which is made with possibility of arrangement near computer cabinet side, which facing hot passage, and exhaust system, which is made with possibility of arrangement in underground space having cooling air flow, which is directed from underground space upwards through one or more ventilation holes in underground space and into cold passage. Detection system can be made with possibility of fire hazard detection, for example, leaving cabinet smoke, and in response generation of signal, activating exhaust system.EFFECT: exhaust system can be made with possibility of fire extinguishing agent injection into cooling air flow, thereby cooling air flow can facilitate supply of fire extinguishing agent into cold passage and into computer cabinet.18 cl, 5 dwg

ethod for reserve extinguish fires on diesel locomotives // 2608919
FIELD: fire safety.SUBSTANCE: invention relates to extinguishing fires inside a rolling stock (diesel locomotive) body. Method for reserve extinguishing fires on diesel locomotives includes the diesel engine shutdown, de-energizing the high-voltage chamber, increasing water pressure in the diesel engine cooling system. To increase water pressure in the diesel engine cooling system used is compressed air from tanks of the feed main line of the diesel locomotive pneumatic system. Compressed air pressure is reduced down to 0.3…0.5 MPa and directed to the diesel engine hot water cooling circuit and the cold water cooling circuit of oil and supercharging air, where the water pressure is increased, which is then fed into a dosing tank with foam agents and to a foam generator to form mechanically mixed air-water foam.EFFECT: proposed method for reserve extinguishing fires on a diesel locomotive enables reliable and efficient extinguishing fires.1 cl, 1 dwg

Respirator in form of filtering face mask with round perimeter // 2608809
FIELD: individual protection means.SUBSTANCE: respirator comprises fastening assembly and mask case containing filtration structure with top part, lower part, upper section of perimeter, lower section of perimeter, front separation line, as well as first and second line of fastening, wherein first and second lines of fastening are located on opposite sides of mask case and connect upper part of mask case with its lower part, wherein first and second lines are made extended from front separation line to upper and lower sections of perimeter, wherein when mask case is laid in flat state, upper and lower sections of perimeter contain upper linear section and lower linear section, respectively arranged between first and second curved parts, arranged on opposite ends of upper and lower linear sections, wherein each of first and second curved parts in each of upper and lower sections of perimeter is extended from corresponding upper or lower linear section to first and second lines of fastening.EFFECT: respirator in form of filtering face mask is disclosed.13 cl, 7 dwg
ethod of manufacturing and composition of multipurpose fire extinguishing powder // 2608528
FIELD: fire safety.SUBSTANCE: invention relates to the production of fire extinguishing powders which can be used to extinguish fires of classes A, B, C and E. To obtain a multipurpose fire extinguishing powder mix ammophos, ammonium sulphate or mineral salt (concentrate) Halite as main component, apatite concentrate or talcum magnesite, or phosphorite, or quartz sand as target filler and condensed silica fume of grade MK-85, pre-treated by water repellent liquid in the ratio of 6÷0.5–1.0 as a water repellent additive. Invention allows to reduce the labor intensity of obtaining fire extinguishing powder corresponding to all the requirements of GOST R 53280.4-2009, to reduce material and energy costs.EFFECT: reduce in labor intensity.1 cl, 1 tbl, 5 ex

ethod of combined fire-fighting of burning blowouts on gas, oil and gas and oil wells // 2608381
FIELD: nanotechnologies.SUBSTANCE: invention relates to nanotechnologies in field of fire-fighting equipment. Method for combined fire-fighting of burning blowouts on gas, oil and gas & oil wells simultaneously with blowout quenching by water-gas streams includes additional supply in pulse mode of fire-extinguishing powder into blowout burning zone above water-gas streams. At that, as fire-extinguishing powder substance nano powder is used. Creating nano powder concentration in controlled zone, sufficient for fire and explosion hazardous environment inhibiting during time, required for flame suppression. At that, during extinguishing performing simultaneous movement of water-gas streams and fire extinguishing powder flow along burning flame axis in upward direction.EFFECT: technical result is increasing powders inhibitory action during marked fires total flooding.1 cl, 2 dwg, 2 tbl
Respirator in the form of filtering face mask with folded side plates, activated with belts // 2607974
FIELD: individual protection means.SUBSTANCE: invention relates to respirators as filtering face mask. Respirator includes mask case containing main part, containing one or more layers of filtering material and first and second side plates, placed on opposite sides of main part, wherein first and second side plates are made with possibility to be folded inside to main part. Fastening assembly comprises first and second belts, each of which has first and second ends, wherein first and second ends are attached to first and second side plates respectively, wherein two ends are attached to each plate spaced from each other, wherein first belt has first section passing over user’s ear in covering state of respirator and second belt has second section extending under user’s ear in covering state of respirator, wherein when respirator is put on, at least second belt has tension, wherein said tension leads to plate folding downwards to get in contact with main part.EFFECT: respirator in form of filtering face mask is disclosed with folded side plates, activated with belts.17 cl, 6 dwg

Fire extinguishing fluid fire extinguishing module // 2607967
FIELD: fire safety.SUBSTANCE: invention relates to field of fire extinguishing, in particular, to modular device for fires and ignitions isolation and extinguishing in class A and B buildings. Fine atomized extinguishing fluid fire extinguishing module comprises sealed housing, filled with fire extinguishing fluid with provision of free space above its level. In housing upper part gas generator is arranged, coaxially arranged in barrel. Between walls of gas generator and barrel cavity is formed with provision of interaction between it and space above fluid level in housing. In module housing lower part cylindrically shape release nozzle is mounted, provided with rupture disc. For fluid fine spraying sprayer is installed, which is made in form of hollow body, installed directly on outlet nozzle making its bottom part, where paired channels are made uniformly in annular rows with provision of each pair of channels axes intersection between each other outside of sprayer at distance of 5–8 mm from sprayer outer surface, paired channels rows are made, at least, at two levels in sprayer height, bisectors of angles between lower level paired channels are oriented relative to sprayer axis at angle of 20–35 degrees, and of upper level are at angle of 45–70 degrees, in direction of protected surface. Ratio of sprayer channel length and channel diameter makes 1:0.2–0.5.EFFECT: when using module provided is uniform distribution of fire extinguishing fluid over entire surface of protected object with absence of “dead” zones.5 cl, 3 dwg

Sprinkler fire extinguishing system // 2607808
FIELD: fire safety.SUBSTANCE: invention relates to fire-fighting equipment and can be used in extinguishing fires. In a sprinkler fire extinguishing system the sprinkler consists of a base, which is connected with at least two arc-shaped holders to retain a bushing with a spreader fixed on it. Spreader is configured as a diffuser with a bent towards the base belt with tabs arranged along generating lines of the belt conical surface. Inside the spreader there is an additional sprayer made in the form of a cup attached by means of at least three radial, horizontally arranged flat tabs to the inner surface of the spreader. Cup axis coincides with axes of a through channel of the nozzle and the bushing. Inner cavity of the cup is directed towards the bushing. Glass flask with its lower end rests on a valve via a resilient gasket fixed on the outer end surface of the valve. Valve rests on the base in the form of a nozzle with a taper thread and a through channel. Glass flask with its upper end rests on the holder installed in the lower part of the bushing with the spreader fixed on it. Holder is installed in the lower part of the bushing with a gap. Sprayer cup of the sprinkler represents a surface of a truncated cone equidistant and congruent to the outer surface of the cup.EFFECT: technical result is increased efficiency of fire extinguishing by introducing high-speed elements in the common circuit of the automatic fire extinguishing system.1 cl, 2 dwg

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
 
2551326.
Up!