1070results about "Building rescue" patented technology

The invention relates to the technical field of fire-fighting early warning, and discloses a fire-fighting early warning system based on image data relevance. The system comprises a multi-source image acquisition module used for acquiring fire-fighting scene multi-source heterogeneous image data; the correlation feature analysis module is used for performing cross-data-source correlation analysis on the data to generate feature vectors; the spatio-temporal dynamic modeling module is used for constructing a multi-dimensional feature fusion space to generate an associated spatio-temporal feature tensor; the resource optimization scheduling library is used for constructing a double-layer collaborative library; and the intelligent early warning control module generates a real-time fire early warning instruction and an emergency response decision through a hierarchical reinforcement learning framework. The system also has the functions of building structure deformation detection, smoke diffusion prediction and the like. Through cooperation of multiple modules, accurate fire-fighting early warning and efficient emergency response are realized, the fire prevention and control capability is improved, and life and property safety is effectively guaranteed.

The invention relates to the technical field of fire escape, in particular to a multi-user shared unpowered circulating hanging chain high-rise emergency constant-speed descent control machine which comprises a box body and an outer frame, after the front end of the outer frame extends out of a building, the box body is located outside the building, and a chain transmission mechanism comprises a first chain wheel, a second chain wheel and a third chain wheel. Third mounting blocks are arranged on the two sides of the third chain wheel on the third transmission shaft and slidably connected with the floating sliding rails, first supporting springs are fixed to the bottoms of the third mounting blocks, and a chain extends into the box body from the bottom of the box body, firstly bypasses the top of the third chain wheel and then bypasses the bottom of the second chain wheel; then bypasses the top of the first chain wheel and downwards extends out of the box body; the first transmission shaft is connected with a speed reduction device for automatically adjusting the rotating speed of the first transmission shaft according to the total weight of escape persons on the chain and an illumination assembly for automatically generating electricity. The device has the technical effects that the device can be used by multiple persons, and the manufacturing and maintenance cost is low.

There is disclosed herein, by way of example, a personal safety device having a main body having disposed therein a non-lethal defensive weapon (such as pepper spray, taser, or baton); a hand enclosure; a light; and a bottom attachment; wherein the main body is constructed with a size and shape to comfortably fit an average human female hand.

An adjustable tethering system is disclosed that includes a primary line, a secondary line, and a capsule. The secondary line is wound about the primary line to form a frictional locking arrangement that resists translation of the secondary line along the primary line when the secondary line is tensioned. The capsule can be manipulated by a user to selectively release the frictional engagement between the primary and secondary lines, thereby enabling controlled transition of the system from a secured state to a state in which the secondary line can translate along the primary line.

A fall-arrest device (1,26) for use during rope-climbing activities, the device comprising or including a housing (5) for rotatably receiving therewithin a brake wheel (11,30) supported on an axle (20), the housing including anchor means (3,4) permitting connection of the device to a user thereof, the brake wheel having peripheral teeth (17,29) adapted to, in use, engage with a mid-portion of an anchored safety rope (2), the housing being openable by a gate (5a) through which to receive part of the anchored safety rope and thereafter being closable to trap the safety rope between the teeth of the brake wheel and a rope bearing thrust surface (18,28) on or in the housing, the brake wheel having associated automatic locking means (23,24), preventing rotation of the brake wheel about the axle above a nominal rate of rotation, the brake wheel locking means being spring-biased (14) to a stored position when the brake wheel is stationary or rotates below the nominal rate during use, the brake wheel locking means (24) being movable from the stored position to an operable position in which it engages with one or more locking formations (23) preventing further rotation of the brake wheel about the axle, the brake wheel axle being drivingly secured at at least one end thereof to a respective pinion (13a, 13b) having teeth extending radially therefrom, the teeth of the or each pinion being engageable with a respective toothed rack (12a, 12b,27) fixed to the inside of the housing whereby to permit the brake wheel to assume a path of movement further towards the thrust bearing surface such that when rotation of the brake wheel exceeds the nominal rate and has been arrested, such that when the rate of rotation of the brake wheel relative to the anchored rope exceeds the nominal rate, the axle and brake wheel are progressively driven further towards the thrust bearing surface to thereby cause the teeth of the brake wheel to progressively bite into the rope and arrest downward movement of the device along the rope.

The utility model discloses a window breaking hammer for double-layer laminated glass, which relates to the field of automobile safety instruments, and comprises a grab handle and a hammer head, the hammer head is provided with a tapered wedge-shaped part, the end part of the hammer head is provided with a conical tip, one side facing the grab handle is provided with a cutting structure for cutting a glue film, the glass is broken and punctured through the conical tip, so that the front section of the hammer head enters, and the glass is broken through the cutting structure. And then, the grab handle is rotated by taking the non-penetrating part of the hammer head as a fulcrum, and the tough middle adhesive film is efficiently cut by the cutting structure according to the slope lever principle, so that the escape hole is quickly formed. In addition, an auxiliary sharp corner structure can be arranged at the tail part of the hammer head to cooperatively destroy the adhesive film; and a safety belt cutting device and an anti-falling flange are integrated on the grab handle or the hammer head, so that the multifunctionality and the operation safety are enhanced. The window breaking device solves the key problem that a traditional window breaking device cannot effectively process a laminated glass middle film, and is particularly suitable for automobile emergency window breaking escape.

A safety management system for building construction monitoring disclosed by the present invention comprises a sensing layer, an edge layer and a platform layer, the sensing layer is used for full-dimensional data acquisition, and the sensing layer comprises a personnel safety monitoring module, an equipment state monitoring module, an environment monitoring module and a structure health monitoring module. The personnel safety monitoring module comprises an intelligent safety helmet and a positioning bracelet, the equipment state monitoring module comprises a tower crane monitoring subsystem and an elevator monitoring subsystem, the environment monitoring module comprises a gas detection array and a micro meteorological station, and the structure health monitoring module is composed of a fiber bragg grating sensing network. According to the safety management system for building construction monitoring, the problems of monitoring blind areas and data islands existing in traditional monitoring are effectively solved, a complete data base is provided for safety management, emergency time is shortened by more than 80% compared with traditional manual disposal, and the transmission reliability of key data is ensured while wide-area coverage is ensured.

Aspects of the disclosure relate to methods, apparatus, and systems for optimizing an energy exerted on a performer falling from an elevated platform and impacting an airbag. A system is configured to determine a weight of the performer to fall from the elevated platform toward the airbag, measure a distance between the elevated platform and the airbag, and set an air pressure of the airbag based on the weight and the distance prior to the performer falling toward the airbag. The system is further configured to determine, while the performer falls toward the airbag, a velocity the performer will reach upon impact with the airbag, and adjust the air pressure of the airbag based on the velocity while the performer falls toward the airbag to optimize an energy exerted on the performer when the performer impacts the airbag.

The invention discloses a strong-arm forcible entry vehicle accessory recognition device and recognition method. The device comprises a locking detection unit, an accessory storage detection unit, a control module and an execution module. The locking detection unit outputs an accessory locking state signal; the accessory storage detection unit outputs an accessory storage state signal; the control module outputs an operation permission instruction when receiving an accessory locking signal and a corresponding accessory non-storage signal; when an accessory unlocking signal or a corresponding accessory storage signal is received, an operation forbidding instruction is output; the execution module connects or disconnects the power loop according to instructions of the control module. Through cooperative verification of dual physical signals of the two detection units, in combination with logic judgment of the control module and quick response of the execution module, intelligent matching and active protection of the accessory installation state and the operation mode are achieved, the operation safety and reliability are improved, the problem of misoperation risk of an existing device is solved, and the safety and reliability of the device are improved. And the safety protection level of the strong-arm forcible entry vehicle is improved.

The invention discloses a hidden escape device beneficial to stable descending, which comprises an escape basket, a containing cavity for containing the escape basket, a suspension wire for suspending the escape basket and a swing arm for supporting the suspension wire, the escape basket is provided with a containing cavity for containing the suspension wire, and the swing arm is provided with a swing arm for supporting the suspension wire. A containing cavity is formed in the escape basket, a winding mechanism used for winding a suspension wire and a manual control mechanism used for controlling the winding mechanism to rotate are arranged in the containing cavity, a through hole communicated with the containing cavity is formed in the escape basket, a wire leading assembly used for guiding the suspension wire is arranged in the containing cavity, and therefore the suspension wire extends out of the winding mechanism and then enters the wire leading assembly through the through hole, and the suspension wire is wound on the escape basket. And the lead wire assembly is guided into the swing arm, extends out of the swing arm and is fixed on the escape basket. In this way, the escape basket can stably descend, and the situation that the suspension wire is broken due to large pulling force can be reduced. And control is conducted through the manual control mechanism, a user can conveniently and randomly conduct control, control is conducted through hands, and safety and reliability are higher.

A rope grab includes a housing. A rope seat portion having a rope groove and an accommodating portion are disposed on the housing. A cam member, a locking member that could return after rotation, and a linkage member are pivotally connected to the accommodating portion. The cam member clamps a rope placed in the rope groove. A limiting member is disposed in the accommodating portion and could move back and forth towards the rope seat portion. The limiting member has a limiting wheel for guiding the rope. The locking member has a first arm for restricting the limiting member from moving backward and a second arm. The linkage member has an abutting end and a safety harness attachment portion. The linkage member could selectively abut against the cam member via the abutting end or pivot to a position to move the second arm.

The invention relates to a brake plate for a rope grab for rope climbing, comprising: a first section for supporting a rope on the brake plate, said first section being a first arc of a first circle with a first radius, and a second section for supporting the rope on the brake plate, said second section being arranged adjacently to the first section, wherein the brake plate is characterized in that the second section is a second arc of a second circle with a second radius, and the second radius is larger than the first radius. The invention additionally relates to a rope grab for rope climbing, comprising the brake plate, and to a method for retrofitting a rope grab with the brake plate.

The invention discloses a split type stay wire window breaker and an automobile. The problem that manual window breaking efficiency is low is solved. When receiving an external trigger signal, the controller immediately controls the stay wire motor to start. The stay wire motor firstly pulls out the safety clamp spring through the safety clamp spring stay wire, so that the safety pin is not fixed. And then, the stay wire motor enables the safety pin to rotate through the safety pin stay wire. Rotation of the safety pin triggers the limiting mechanism to be unlocked and enables the limiting mechanism to be separated from the side groove of the window breaking ejector pin. At the moment, the window breaking ejector pin rapidly impacts the automobile window glass through the first through hole in the top of the shell under the action of the window breaking spring (the window breaking spring is in a compressed state), and people in the automobile can escape conveniently or people outside the automobile can be rescued conveniently due to breaking of the automobile tempered glass. And the quick window breaking function under the emergency condition is achieved. The limiting mechanism can effectively prevent the safety pin from being released under the bumpy road condition, so that glass is broken, and the window breaker provides precious escape time for people in a vehicle.

The present invention is a vehicle window glass (i.e., vehicle door window) breaking system. The system integrates a glass-breaking mechanism with a door handle that offers manual or automatic activation. A concealed button near the handle facilitates manual activation and automatic activation employs sensors autonomously triggered or actuated by water buoyancy or collision impact. The system features a pin (i.e., cylindrical pin) affixed to the edge of the window glass (i.e., vehicle door window), with a driving cable passing through an aperture in the pin. A cable jacket encases the cable, guiding its movement and transmitting pulling force efficiently. When activated, the pin (i.e., cylindrical pin) rotates, generating a shearing force that breaks the glass. The glass installation base anchors the cable jacket, stabilizing the system and distributing stresses.

The invention discloses a glass breaking device, and relates to the field of public security and antiriot. The glass breaker comprises a glass breaking structure and a load releasing device, the glass breaking structure comprises a shell and a tip part, and a plurality of through holes are formed in the shell; the load releasing device comprises an excitation mechanism and a load mechanism, the output side of the load mechanism communicates with the through hole, and the excitation mechanism is used for exciting the load mechanism so that the load mechanism can output an acting agent to be diffused and released to the outside through the through hole. In a specific operation process, in an emergency occasion, public security personnel can throw or launch the glass breaking device to directly break a window by using the sharp head part and force a target person to lose action ability by using released action load so as to stop adverse behaviors of the target person, and in this way, the window breaking function and the load releasing function are integrated into the glass breaking device, so that the window breaking function and the load releasing function are integrated into the glass breaking device, and the service life of the glass breaking device is prolonged. A mode of directly hitting the target person in the vehicle through one-time operation is provided, and an effective and reliable countering means is provided for public security personnel to flexibly implement disposal according to occasions.

The high-altitude emergency escape safety belt comprises a plate body, two sets of strip-shaped grooves are formed in the plate body, a binding end used for fixing an escape person is formed on one side of the plate body by the safety belt, and two free ends on the other side of the plate body are fixed and form a connecting end. A self-locking plate body fixed with the plate body is arranged on the plate body on one side of the connecting end, and is provided with two groups of self-locking strip-shaped grooves which allow the two free ends of the safety belt to pass through the two groups of strip-shaped grooves and then enter and form the connecting end on the outer side of the self-locking plate body; the opening distance between the two sets of self-locking strip-shaped grooves is larger than the opening distance between the two sets of strip-shaped grooves, and a deformation self-locking area which drives the safety belt to deform and automatically locks the safety belt when the safety belt is in a stressed state is formed between the plate body and the self-locking plate body. The self-locking escape device is simple in structure, self-locking can be achieved in the escape person landing process, meanwhile, the locking degree can be flexibly adjusted in real time, and the safety performance is remarkably improved.

The unmanned aerial vehicle window breaking aiming control method comprises the steps that the distance between an unmanned aerial vehicle and a wall face where a target window is located is obtained, and an expected blasting position in the target window is determined; the deviation between the aiming position of the unmanned aerial vehicle and the expected blasting position is calculated, and when the deviation is out of a preset range, the position of the unmanned aerial vehicle is adjusted to be within the preset range; when the deviation is within a preset range, calculating an emitting angle of the emitting device according to the deviation, and adjusting the emitting device to the emitting angle; a test projectile is launched, the actual hit position of the test projectile is captured, the offset distance between the actual hit position and the aiming position in the horizontal direction and the offset distance between the actual hit position and the aiming position in the vertical direction are calculated, and the horizontal compensation angle and the vertical compensation angle of the launching device are generated; and the launching device is adjusted to the compensated launching angle, and the window breaking bomb is launched. The window breaking aiming control method for the unmanned aerial vehicle can improve the window breaking hit rate of the unmanned aerial vehicle. The invention further relates to an unmanned aerial vehicle window breaking aiming control system and an unmanned aerial vehicle for fire fighting.

To provide a cooling system for a firefighting robot that maximizes the efficiency of water spraying activities while ensuring continuous operation in high-temperature environments. [Solution] The robot comprises a water supply unit that receives water supplied from an external water source, a water flow distribution means that distributes the water supplied from the water supply unit for water spraying and cooling, a water discharge means that discharges the distributed water for water spraying toward the fire site, a cooling circulation circuit that circulates the distributed cooling water to heat-generating components inside the robot, a flow control means that controls the flow rate ratio for water spraying and cooling in the water flow distribution means, a temperature sensor that detects the internal temperature of the robot, and a control device that controls the flow control means based on a signal from the temperature sensor.

A rescue access wedge having a base portion, a rear portion and a front portion with a pair of opposed generally triangular sidewalls upwardly extended from the base portion wherein the sidewalls taper from the rear portion to a tip connecting the pair of opposed side surfaces and wherein a pair of aligned slots disposed on opposed sidewalls are adjoined for coupling with paired prongs a fork end of a rescue tool and a concavity or notch disposed in a top and / or bottom surface configured to seat this rescue access wedge upon an abutting surface and a method of use thereof.

The invention relates to a piercing device (1) for piercing a wall structure, comprising at least one piercing unit (2) which has a housing (5) defining a working chamber (6), an inlet valve (10) fluidically connected to the working chamber (6) via an inlet channel (11) formed in the housing (5) for controlling a pressurized fluid flow into the working chamber (6), and a piercing tool (7) which is movable relative to the housing (5) and is movably mounted in an opening (9) formed in a side (8) of the housing (5), wherein the piercing unit (2) has a pneumatic actuator which, in order to pierce a wall structure, pneumatically displaces the piercing tool (7) from a deactivated position to an activated position, wherein the piercing tool (7) protrudes at least partially relative to the housing (5) in the activated position.

A multi-purpose firefighting tool includes an elongate handle extending between butt and neck ends. An axe head portion mounted to the neck end has opposed front and rear ends. A pick-head extends forwardly from the front end of the axe head and has a pointed configuration for prying open a structure. The axe head includes a bridge that connects the front end of the head portion to the pick-head, the bridge including a ring to which a safety rope may be secured and deployed. A beard extends from the rear end and defines an impact surface that is parallel to the handle. The beard includes an inner surface opposite the impact surface having a rounded configuration that merges with the axe head. The pick-head is detachably coupled to a forked end of a Halligan bar such that the Halligan bar is selectively simultaneously transported with the firefighting tool.

The invention provides multifunctional rescue equipment, and relates to the technical field of emergency rescue equipment. The multifunctional rescue and lifesaving equipment comprises a storage box used for supporting, arc-shaped supports are installed at the front end and the rear end of the storage box through bolts, a containing cavity is formed in the inner wall of the storage box, paddles, a voice manual and a water spraying gun are placed on the inner wall of the containing cavity, and the front section of the storage box is rotationally connected with a winding rod through a winding assembly. And a pull rope is wound on the outer wall of the winding rod. The paddle rod and the paddle can be spliced to form a paddle, the device is assisted to move in water, one end of the drill bit of the paddle rod is inserted into water to be fixed and matched with the positioning assembly, the floating position of the whole device on the water surface can be stabilized, flexible movement is achieved, and it is guaranteed that the device is stable during rescue; other rescue means safety ropes and side handles on the whole rescue equipment can be stably used conveniently, the whole equipment can be stabilized on the water surface, the uncomfortable mood of people falling into water is stabilized, and rescue safety and efficiency are improved.

The invention relates to the technical field of vehicle accessories, in particular to a safety belt cutter which comprises a fixing plate fixed to a safety belt and provided with a blade sliding hole, the blade sliding hole right faces the safety belt, and the length of the blade sliding hole is larger than the width of the safety belt in the width direction of the safety belt; the shell is slidably mounted on the surface, away from the safety belt, of the fixing plate in the width direction of the safety belt, a mounting cavity is formed in the shell, a blade extending hole is formed in the bottom wall, attached to the fixing plate, of the shell, the mounting cavity communicates with the blade sliding hole through the blade extending hole, and a pressing through hole is formed in the top wall of the shell; the mounting cavity is communicated with the outside through the pressing through hole; and the cutting mechanism is arranged in the mounting cavity, the first end of the cutting mechanism extends out of the pressing through hole, the second end of the cutting mechanism is provided with a cutting edge, and the cutting edge is right opposite to the cutting edge extending-out hole.

The invention discloses a fire safety rescue fire extinguishing intelligent robot which comprises a vehicle body, all-terrain tracks, walking assemblies, an environment sensing module, a spraying device and a door breaking device, the all-terrain tracks are installed on the two sides of the vehicle body, and the walking assemblies are arranged at the bottom of the vehicle body in a liftable mode so that walking modes can be switched according to different road conditions; the environment sensing module and the door opening device are arranged at the head and tail ends of the vehicle body. The spraying device is rotatably arranged at the top of the vehicle body, a plurality of spraying ends of the spraying device are arranged at intervals in the circumferential direction of the rotating axis, and each spraying end can independently swing up and down and is communicated with a pressure container in which different types of fire extinguishing agents are stored. The optimal walking mode can be switched according to different roads, and the advancing time of the robot is shortened; different fire sources can be quickly treated through the spraying device, in addition, a rescue channel can be quickly opened up through the door breaking device, and therefore the treatment capacity in the complex and changeable fire scene environment is improved.

The invention discloses an automatic fireproof isolation device for a new energy parking space, relates to the technical field of fireproof isolation devices for parking spaces, and aims to solve the problems that an existing parking lot vehicle fireproof isolation device is of unmanned design, and the fireproof isolation device is automatically put down for closed fire extinguishment in case of a fire. The problems that if people are trapped in a vehicle, an escape channel of the people is blocked through absolute automatic isolation, and serious humanitarian risks are caused are solved, a fireproof shed is installed on one side of a parking space seat, a perfluorohexanone fire extinguishing tank is arranged on one side of a charging pile, a protective mechanical arm mechanism is arranged above the parking space seat, and a vehicle-mounted parking space seat is arranged above the protective mechanical arm mechanism. A connecting seat is mounted on one side of the upper end of the protective mechanical arm mechanism, a charging gun clamping mechanism mounting seat is rotatably mounted below the connecting seat, a charging gun clamping mechanism is mounted below the charging gun clamping mechanism mounting seat, and a window breaking hammer positioning seat is mounted on one side of the connecting seat; and a window breaking hammer is mounted in the window breaking hammer positioning seat.

The invention discloses an intelligent multi-drive high-low pressure water tanker and a control method thereof, and relates to the technical field of water tanker, the intelligent multi-drive high-low pressure water tanker comprises a water tanker body, the water tanker body is provided with a carriage, the carriage is provided with a front bin, a middle bin and a rear bin, the front bin is provided with a high pressure plunger pump, the middle bin is provided with a water storage tank, and the rear bin is provided with a water pump. The rear bin is provided with a low-pressure water pump, the high-pressure plunger pump is connected with the water storage tank through a first pipeline, and the low-pressure water pump is connected with the water storage tank through a second pipeline. Power is obtained through the sandwich type power takeoff, power distribution is achieved through the transfer case, and power is provided for the high-pressure plunger pump, the hydraulic pump and the low-pressure water pump; the three power output modules cooperatively operate, so that the fire fighting truck has multiple functions of high-pressure precise fire extinguishing, low-pressure large-flow water supply, hydraulic equipment driving and the like, and the comprehensive capacity of the truck in a fire rescue task is remarkably improved.

The utility model belongs to the technical field of safety hammers, and particularly relates to a safety hammer with a switch anti-theft alarm, the bottom of a base is also provided with a movable cavity, the movable cavity is positioned on the side surface of a wiring terminal, a push plate is movably arranged in the movable cavity, a push rod and a spring are fixed on the surface of the push plate, the spring is sleeved outside the push rod, and the switch anti-theft alarm is arranged in the movable cavity. The end part of the push rod extends out of the base and is fixedly provided with a first magnet, and the surface of the hammer body is fixedly provided with a second magnet corresponding to the first magnet; when the hammer body is taken down, the push plate enables the copper contact piece to be in contact with the contact under the action of the spring, so that the alarm is switched on to give an alarm, and the problem that when the hammer body is traditionally installed on the base and the normally-closed switch is pressed, the normally-closed switch is switched on and the alarm gives an alarm when the hammer body is loosened is solved; meanwhile, the first magnet and the second magnet which are fixed through magnetic force are adopted, and the stability of the hammer body installed on the base is further improved.

The utility model discloses a rescue air cushion convenient to carry, including box, air bag pad and movable board, the inside of box is provided with the cavity, and the one side of box is provided with the notched of being linked with the cavity, and the upper and lower both ends of notched inboard all are through the pivot respectively installed with roll axle no.