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54results about How to "Reduce the cost of rescue" patented technology

Vehicle fault rescuing system

The invention discloses a vehicle fault rescuing system. The system comprises a detection unit, a first communication unit, an analyzing unit, a distribution unit and a second transmitting unit, wherein the detection unit is used for detecting fault information of a vehicle; the communication unit is used for transmitting the fault information to a rescuing center; the analyzing unit is used for analyzing based on the fault information, analyzing fault reasons and positions and generating a solution; the distribution unit is used for carrying out rescuing distribution based on personnel real-time information of the rescuing center to generate rescuing team information; and the second transmitting unit is used for transmitting the rescuing team information to a vehicle to be rescued. The vehicle fault rescuing system is reasonable in design and rescuing manner; the reasons and the positions of faults can be accurately obtained; the system can be used for rescuing aiming at the specific faults; and the vehicle fault rescuing system has the technical effects of high rescuing efficiency, low rescuing cost and high maintenance efficiency.
Owner:CHENGDU CONETON SCI & TECH

Improved NSGA-II algorithm-based modular scheduling method of emergency response materials

The invention discloses an improved NSGA-II algorithm-based modular scheduling method of emergency response materials. The method includes: 1, generating an initial population and genetic variables thereof according to constraint conditions; 2, carrying out crossover and heredity on the population to generate a child population; 3, merging the parent population and the child population, and carrying out fast non-dominated sorting on a merged population; 4, calculating a chromosome neighborhood set, and adopting an elimination mechanisms to select a new parent population; 5, repeating the step2, the step 3 and the step 4 until maximum iteration frequency is reached; and 6, selecting all non-dominated solutions of a population to use the same as optimal scheduling schemes. According to themethod, the optimal schemes of modular scheduling of the rescue materials can be obtained, thus rescue costs can be reduced, rescue efficiency can be improved, and timely effective developing of rescue work can be guaranteed.
Owner:HEFEI UNIV OF TECH

A method and apparatus for providing rescue information to a rescuer

The invention aims to provide a method and apparatus for providing rescue information for a rescuer. The method comprises the following steps that: distress equipment sends a distress request to corresponding network equipment; the network equipment receives the call-for-help request, determines at least one piece of rescue user equipment based on the corresponding positioning basis information, and sends call-for-help position information of the call-for-help equipment and storage position information of at least one piece of wearable rescue equipment to at least one of the rescue user equipment; the rescue user equipment provides distress call prompt information about the distress call request, and presents the storage position information of the at least one wearable rescue device on amap interface; and the rescue user equipment sends rescue response information about the distress request to the network equipment. The burden of a rescuer can be reduced, and the rescue efficiency isimproved.
Owner:SHANGHAI JIUYAOJIU INFORMATION TECH CO LTD

Throwing and hanging system for high-rise building external rescue

The invention discloses a throwing and hanging system for external rescue of high-rise buildings, which comprises a base, a normally closed bracket, a traverse device, a hook assembly, a rope retractor and a small unmanned aerial vehicle. Among them, the base is fixedly installed on the top of the high-rise building or other positions required for rescue. The normally closed bracket is provided with a parallelogram release frame and a beam that can extend out of the building wall, and the traverse device can drive the hook assembly along the The beam moves laterally. The invention transports the rope retractor to the high-rise building rescue position through a small drone, and hangs the rope sleeve in the rope retractor to the side hook or the central anti-slip hook in the hook assembly, and the rope retractor is released and replaced After the rope is used, the rescue equipment is transported to the rescue point, and a rescue channel is built between the ground rescue personnel for rescue or fire fighting. The invention has the advantages of not being limited by building height, convenient operation, low rescue cost, easy popularization, high rescue efficiency and high reliability.
Owner:ANHUI UNIV OF SCI & TECH

Multi-functional charging cable used for electric vehicle and the electric vehicle

The invention discloses a multi-functional charging cable used for an electric vehicle. The cable comprises a cable body, a first terminal, a second terminal and an intelligent control module, wherein the first terminal and the second terminal are connected to the cable body; the intelligent control module is arranged on the cable body and can convert a current form according to charging input information of the first terminal and a charging output requirement of the second terminal so as to match with an output requirement of the second terminal. By using the multi-functional charging cable used for the electric vehicle, a matching problem of the vehicle and different charging equipment on an aspect of charging input and output can be solved and charging efficiency is effectively increased.
Owner:BORGWARD AUTOMOTIVE CHINA CO LTD

Logistics unmanned aerial vehicle return scheduling method with rescue function

ActiveCN110197360AIncrease usageReduce the cost of freight dispatchResourcesLogisticsUncrewed vehicleUtilization rate
The invention relates to the field of logistics unmanned aerial vehicles, and provides a logistics unmanned aerial vehicle homeward voyage scheduling method with a rescue function, which comprises a scheduling center scheduling process and an unmanned aerial vehicle homeward voyage rescue process. In the dispatching process of the dispatching center, the unmanned aerial vehicles which deliver cargos are divided into rescue unmanned aerial vehicles and to-be-rescued unmanned aerial vehicles by comparing the remaining electric quantity with the electric quantity required for returning to the logistics center, the remaining electric quantity continues to be compared with the electric quantity required for executing the rescue task, and different types of return instructions are sent to all the unmanned aerial vehicles. In the rescue return process of the unmanned aerial vehicle, the unmanned aerial vehicle receives the instruction from the dispatching center and executes corresponding operation according to the instruction content. According to the invention, the unmanned aerial vehicle which deliver cargos is classified and a route is planned again; the method comprises the steps that the rescue unmanned aerial vehicle takes the to-be-rescued unmanned aerial vehicle as goods to be transported back to a logistics center, and the to-be-rescued unmanned aerial vehicle returns to a close specified post, so that no-load return of the unmanned aerial vehicle can be effectively avoided, the utilization rate of the unmanned aerial vehicle is improved, and completion of a goods transportation task is accelerated.
Owner:NANJING UNIV OF POSTS & TELECOMM +1

Unmanned aerial vehicle lifebuoy dropping system

The invention provides an unmanned aerial vehicle lifebuoy dropping system. The unmanned aerial vehicle lifebuoy dropping system comprises an unmanned aerial vehicle, a controller, a motor drive, a motor, a lifebuoy dropping system, a camera, a wireless receiving / transmitting device, a remote control equipment, a battery pack, and a dial switch; the dial switch is used for controlling system debugging and starting; the camera is used for shooting environment video information; the remote control equipment is used for sending pre-dropping and dropping instructions to the controller through thewireless receiving / transmitting device; the motor drive is used for controlling motor positive rotation or negative rotation under controlling of the controller; the motor is used for driving the lifebuoy dropping system to perform lifebuoy pre-dropping and dropping operation to complete rescue tasks. The unmanned aerial vehicle lifebuoy dropping system is fast in rescue speed, accurate in dropping, low in cost, and simple in structure, and can be widely used in the field of rescue.
Owner:张博文

Active tracking emergency management system

The invention relates to the fields of safety monitoring, an information system, emergency rescue and the like. A system is formed by the four portions of an intelligent bracelet, a mobile phone, a base station and an active tracking emergency rescue platform. An emergency rescuer needs to send an emergency call and location information to the mobile phone of relatives and the active tracking emergency rescue platform bound to the intelligent bracelet through the intelligent bracelet or the mobile phone on the emergency rescuer via the base station. The active tracking emergency rescue platform forwards the emergency call and the location information to the mobile phone of an emergency rescue volunteer which is closest to the location information through the base station. After receiving the information, the volunteer rushes to the location of the emergency caller to provide emergency rescue. The system has the characteristics of simple alarm (bracelet one-button alarm), various alarmmodes (a bracelet alarm button, and mobile APP alarm), active tracking at any time, real-time and accurate positioning, and Immediate rescue. Emergency rescue efficiency is greatly increased, valuablerescue time is earned and rescue cost is greatly saved.
Owner:吕元喜

Accident positioning device

An accident positioning device is characterized by comprising a base, an ejection seat, a helium tank and a warning mechanism, wherein the warning mechanism comprises a rope storage chamber, ropes, an electronic storehouse, an electronic alarm and control device, a balloon and a protective casing. The balloon is communicated with the helium tank sequentially through a check valve, a blasting breaker and an inflation valve, the ejection seat is connected with the rope storage chamber through the blasting breaker, and the electronic alarm and control device comprises an impact sensor, an immersion sensor, an alarm lamp, a radio transmitter and a microcomputer control device. Compared with the prior art, the accident positioning device has the advantage of allowing search and rescue workers to find scenes of the accidents timely.
Owner:徐伟成

Rapid emergency treatment method of large-scale tunnel collapse

The invention discloses a rapid emergency treatment method of large-scale tunnel collapse. The rapid emergency treatment method comprises the following steps that a section, wherein an initial supportor a second lining is constructed, of a collapse body is temporarily strengthened by adopting I-steel; the collapse surface is closed by anchor-net concrete spraying; a steel perforated pipe is usedfor grouting reinforcement of the collapse body, an advanced small pipe and an advanced big pipe shed are constructed on the arch of the collapse body section, and advance grouting reinforcement is carried out; an arch rescue pilot tunnel part I is excavated, a reinforced collapsed body on one side of the collapsed body is excavated in layers, and radial small pipes are constructed on side walls for grouting reinforcement; a part II, a part III, a part IV, a part V, a part VI and a part VII of the collapse body are excavated in layers and in parts, excavation is carried out in layers and parts, and a steel arch frame is erected; according to the monitoring measured data, temporary vertical supports and temporary transverse supports are removed step by step, and a secondary lining structureis constructed in time; and surface collapse pits are backfilled and a surface drainage system is treated, and the construction of a front tunnel face in a tunnel is restored. The rapid emergency treatment method has the characteristics of safety, rapidity, high efficiency and low cost.
Owner:贵阳建筑勘察设计有限公司

Unmanned aerial vehicle special for fire protection, system and fire protection method of system

The invention discloses an unmanned aerial vehicle special for fire protection, a system and a fire protection method of the system. According to the method of controlling the unmanned aerial vehicleby people on a loop, first-visual-angle unmanned aerial vehicle flight is combined with autonomous driving of the unmanned aerial vehicle based on path information, and remote fire extinction operation is achieved. In the overall fire extinction operation process, an operator does not directly control the unmanned aerial vehicle, the unmanned aerial vehicle actually autonomously flies under flightcontrol all the time, the controlling method through people on the loop is applied to the unmanned aerial vehicle system special for fire protection, and the unmanned aerial vehicle system special for fire protection can be used for fire extinction operation on major accident scenes such as fire scenes, dangerous chemical explosion scenes and earthquake scenes and other areas with poor environments and large change.
Owner:淮安航空产业研究院有限公司

Emergency self-rescue system applied after elevator failure

The invention relates to an emergency self-rescue system applied after elevator failure. The emergency self-rescue system comprises an elevator control system disconnection branch circuit, an elevatorband-type brake release car rolling branch circuit and an elevator door opening branch circuit, wherein the elevator control system disconnection branch circuit, the elevator band-type brake releasecar rolling branch circuit and the elevator door opening branch circuit are connected in sequence. The elevator band-type brake release car rolling branch circuit comprises a control transformer, a voice prompt device, a lamplight prompt device, a brake release power source contactor, a tractor braking band-type brake, a brake release power source and an intra-lift-car brake release signal detection switch, wherein the intra-lift-car brake release signal detection switch appears in an elevator lift car. An electronic control panel is connected with an external power source through the controltransformer and further connected with the brake release power source contactor. The brake release power source contactor is connected with the tractor braking band-type brake. The tractor braking band-type brake is connected with a tractor. The brake release power source contactor is further connected with the brake release power source. The brake release power source is connected with the external power source through the control transformer. Compared with the prior art, by means of the elevator self-rescue system, the rescue time is shortened, the rescue cost is greatly lowered, and safetyperformance is high.
Owner:西子家用电梯(广东)有限公司

Rescuing method for heavy type towing vehicle overloading failure

The invention relates to a rescuing method for a heavy type towing vehicle overloading failure. The end, connected with the rear axle control air pressure output end of the main brake valve, of a first air pipe between a failure vehicle towing vehicle head main brake valve and a trailer brake control valve is dismantled and connected to a trailer brake connector behind the trailer brake control valve on a rescuing towing vehicle head through a connection air pipe; the end, connected with the compressed air output end of a dryer, of a second air pipe between a failure vehicle towing vehicle head four-loop protective valve and the dryer is dismantled and connected to trailer inflation connector of the rescuing towing vehicle head through a connection air pipe; if an engine of a failure vehicle towing vehicle head cannot run normally, a steering wheel high-pressure oil pipe connector and a steering wheel oil return pipe connector of the failure vehicle towing vehicle head are connected with a rescuing towing vehicle head steering wheel through a high-pressure oil pipe and a tee pipe coupling respectively. By the adoption of the rescuing method, a failure vehicle can achieve synchronous brake with the rescuing towing vehicle head in the towing process, and the failure vehicle towing vehicle head can achieve the steering function on the condition that the engine breaks down.
Owner:鞍钢汽车运输有限责任公司

Deep well mechanical rescue device

The invention relates to a deep well mechanical rescue device, which comprises a control device and an enclasping device and is characterized in that a connection rod is arranged between the control device and the enclasping device, an executing part of the control device and an executing part of the enclasping device are transferred through steel wire ropes, the control device is arranged at the top, and the enclasping device is arranged at the bottom end of the deep well mechanical rescue device for implementing rescue. When in use, the rescue device with the structure is placed into the well, and a supporting plate supports trapped persons by adjusting the control device. Simultaneously, protection plates on two sides fold to surround the trapped persons from around in an annular mode to ensure the safety of the trapped persons. After the trapped persons are ensured to be safely firmed, the trapper persons and the rescue device are pulled out of the well bottom by means of labor power, thereby avoiding danger caused by the fact that rescuers go into the well to rescue the trapped persons. Therefore, the rescue method of the deep well mechanical rescue device is simple, easy to implement and strong in operability, the rescue cost is low, the trapper persons can be rescued out of the well bottom successfully, firefighters have no need to go into the well to rescue the trapped persons, and life safety of the trapper persons and the firefighter are ensured.
Owner:TIANJIN POLYTECHNIC UNIV

Unmanned helicopter remote rescue salvage method of wire-controlled salvage net device

InactiveCN107336812ALow release heightQuick and easy rescueLife-raftsAir-sea rescue devicesMarine engineeringRemote control
The invention relates to the water salvage rescue industry, in particular to rescue of persons in distress on remote water, and discloses an unmanned helicopter remote rescue salvage method of a wire-controlled salvage net device. A rescue work in a rescue place controls a remote control device to operate; the front end of a cable winding of a cable unwinding device is connected with a salvage net to form the wire-controlled salvage net device, and corresponding blades are released; the rescue worker in the rescue place remotely controls arrangement of a net support device, and controls an unmanned helicopter with the salvage net device to fly above a salvaged target; the support net device is opened for air drop of the wire-controlled salvage net device; the wire-controlled salvage net device flies to unfold for covering the salvaged target; the cable unwinding device releases the corresponding cables along with flight of the unmanned helicopter; a connecting relation is built between the rescue place and the salvaged target; and the salvage recovery is performed through the cables.
Owner:杜也兵

Deep well rescue salvaging device

The invention discloses a deep well rescue salvaging device which comprises a plurality of vertical sleeves which are detachably connected end to end in sequence, a steel wire birdcage cover, a sleeving-in end tightening lifting steel cable, and a lifting traction steel cable, wherein the top end of the steel wire birdcage cover is detachably connected with the end of the vertical sleeve located on the lowermost layer, the bottom end of the steel wire birdcage cover is a sleeving end, and a plurality of lantern rings are arranged on the circumference of the sleeving end; one end of the sleeving-in end tightening lifting steel cable sequentially penetrates through the lantern rings to form a birdcage sleeving-in end tightening opening, and the other end of the sleeving-in end tightening lifting steel cable is arranged outside a deep well; and one end of the lifting traction steel cable is fixedly connected with the top end of the steel wire birdcage cover, and the other end is connectedwith an elevator outside the deep well. The deep well rescue salvaging device is simple in structure and low in rescue cost, time and labor are saved during rescue, rescue is quick, and the rescue success rate is greatly increased.
Owner:THE FIFTH AFFILIATED HOSPITAL OF GUANGZHOU MEDICAL UNIV

Fire-fighting drone control system and fire extinguishing method

The invention provides a fire-fighting drone control system and a fire extinguishing method. The fire-fighting drone control system comprises a ground control unit, a drone signal control unit, a fire-fighting rope winding device control unit, a thrower control unit and a load crawling device control unit, and the ground control unit is used for sending control signals to the drone signal controlunit, the fire-fighting rope winding device control unit, the thrower control unit and the load crawling device control unit; and the drone signal control unit is used for controlling flight of a drone, the fire-fighting rope winding device control unit is used for controlling winding and unwinding of a fire-fighting rope, the thrower control unit is used for controlling release of a thrower, oneend of the fire-fighting rope is fixed to the ground end, the other end of the fire-fighting rope flies over a roof of a high-rise building along with the drone and then descends to the ground along with the thrower to be fixed, and the fire-fighting rope is straightened on the two sides of the high-rise building. The invention further provides the fire-fighting drone fire extinguishing method, the whole process is intelligently controlled, the personal safety of firemen during fire extinguishing can be guaranteed, manpower is saved, and real-time and high-efficiency effects are achieved.
Owner:SHENZHEN GODO INNOVATION TECH CO LTD

Jet power unit and yacht

InactiveCN106628084AFlexible steeringImprove the problem of not being able to adapt to the complex water environmentAir acting propulsive elementsManufacturing technologyEngineering
An embodiment of the invention discloses a jet power unit and a yacht, and relates to the technical field of ship manufacturing. The jet power unit is applied to the yacht, and the yacht includes a yacht body and an engine; the jet power unit includes a duct propelling device and a cylindrical steering device; the engine and the propelling device are fixed on the yacht body, and the duct propelling device comprises a duct shell and a fan; the engine is rotationally connected with a fan in the duct propelling device. The steering device is used for swaying and changing the air flow direction of generated by the duct propelling device, so as to adjust the propelling direction of the duct propelling device. For the duct propelling device of the yacht is a water boosting power system, and a water face floating matter needs not to care in the process of propelling; the jet power unit and the yacht can adapt to more complex water area environment.
Owner:朱国营

Portable energy storage system for electric vehicle emergencies and working method of portable energy storage system

The invention provides a portable energy storage system for electric vehicle emergencies and a working method of the portable energy storage system. The portable energy storage system includes an emergency system charging module, an energy storage module, an energy storage management module, an emergency system discharging module, a monitoring module and a communication module. According to the portable energy storage system of the invention, a solution is provided for electric vehicle fast rescue; emergency system charging equipment, emergency system discharging equipment and emergency system energy storage equipment are arranged independently; in electric vehicle rescue, it only needs to carry the emergency system energy storage equipment and the emergency system discharging equipment, and the emergency system charging equipment is not required, and therefore, the portable energy storage system is convenient and fast, and a user only needs to pay a small fee. The weight and size of the emergency energy storage system can be effectively decreased, the portability of the system is improved, and rescue cost can be reduced. The portable energy storage system has a wide application prospect in the electric vehicle emergency rescue field.
Owner:SHANGHAI ADVANCED RES INST CHINESE ACADEMY OF SCI

Underwater rescue equipment

The invention discloses underwater rescue equipment. The underwater rescue equipment comprises a rack; a front illuminating lamp is arranged on the front side of the rack; a main cavity is formed in the right side of the rack; a motor is slidably connected with the position, in the middle of the main cavity, of the rack; the right side of the rack is fixedly connected with a propelling frame through a connecting net; a propelling chamber is formed in the propelling frame; according to the invention, the position of the search and rescue equipment for a person to be searched and rescued is prompted through the annular searchlighting of the search and rescue lamp in the operation process of the equipment; when the person to be rescued grasps a handle, materials can be ejected out to guarantee safety of the rescued person in the rescue process; a lifting bag is inflated to enable the equipment to rapidly float upwards, so that the equipment enables the to-be-rescued person to be rescued more rapidly; and the underwater rescue equipment is small and exquisite in design, high in automation degree, capable of independently completing rescue tasks underwater, high in production value andcapable of greatly reducing rescue cost.
Owner:ZHEJIANG ZHICHUANG ENTERPRISE MANAGEMENT CO LTD

Three-body rescue unmanned ship with flexible T-shaped wings and design method of three-body rescue unmanned ship

The invention discloses a three-body rescue unmanned ship with flexible T-shaped wings. The three-body rescue unmanned ship comprises a three-body ship body, a flexible T-shaped wing stabilization device, a comprehensive integrated rescue system and a control system. The triple-hulled boat body is composed of a small-waterplane main boat body and conventional slender side bodies, and flexible T-shaped wing stabilization devices are arranged outside the upper portions of the head portion and the tail portion of the main boat body; a comprehensive integrated rescue system is arranged on a deck above the triple-hulled vessel body and can carry out remote comprehensive rescue on people falling into water; the control system comprises a water-jet propeller, an energy cabin and a controller which are arranged at the tail end of the main boat body and in a deck cabin at the tail of the upper portion of the three-body boat body respectively, and all the devices are connected with the controller to achieve remote control. The invention further provides a design method. The resistance performance of the triple-hulled vessel is improved, additional thrust is provided while the pitching stabilization effect is improved, rapidity and seaworthiness of the triple-hulled vessel are improved, and meanwhile the triple-hulled vessel serving as a carrier can be used for efficiently and safely completing sea rescue operation.
Owner:JIANGSU UNIV OF SCI & TECH

Self-locking hook of unmanned aerial vehicle rescue equipment for power transmission line

The invention relates to a self-locking hook of unmanned aerial vehicle rescue equipment for a power transmission line, the self-locking hook comprises a base, a first hook and a second hook, the top end of the base is provided with a slot, a hanging hole is formed among the first hook, the second hook and the base, the base is movably connected with a limiting assembly, and a reset spring is arranged between the limiting assembly and the base; the self-locking hook has the advantages that the self-locking hook is hung on a power transmission line through the hanging hole formed among the first hook, the second hook and the base, the first hook cannot rotate due to the limitation of the limiting assembly on the first hook, and the second hook cannot rotate upwards due to the limitation of the guide arc section and can only rotate towards the slotting direction; the hung self-locking hook has a self-locking function, secondary damage caused by falling of the hook in the operation process can be effectively prevented, meanwhile, the whole self-locking structure does not adopt an electronic mode, operation is convenient and easy, meanwhile, electromagnetic interference factors are avoided, the failure rate is reduced, and operation safety is improved.
Owner:STATE GRID ZHEJIANG ELECTRIC POWER CO LTD JINHUA POWER SUPPLY CO +2

Field rescue system based on energy storage flywheel

The invention provides a field rescue system based on an energy storage flywheel. The system comprises a rescue execution device, a drive motor, a flywheel energy storage device and a power supply device. The flywheel energy storage device is configured to store power provided by the power supply device and provide power for the drive motor, and the drive motor is configured to drive the rescue execution device to rescue broken-down heavy-load equipment. The flywheel energy storage device comprises the energy storage flywheel, a flywheel body of the energy storage flywheel comprises multiplemetal discs which are axially stacked and connected and are not provided with axial through holes, the axial thickness of each metal disc is smaller than or equal to 40 cm, and radial diameter sizes of the adjacent metal discs are different. Through the above manner, a few kilowatts or dozens of kilowatts of input power can be converted into hundreds of kilowatts and even megawatt of input power to be output, the size of the rescue system is greatly simplified, the system weight is reduced, the size, the weight and the energy consumption of rescue engineering vehicles can be greatly reduced, and the rescue cost is reduced.
Owner:沈阳微控新能源技术有限公司

Compressed air energy storage passenger car window breaking device

InactiveCN106730445AQuick and smooth escapeSmooth escapeBuilding rescueEngineeringCylinder block
The invention relates to a compressed air energy storage passenger car window breaking device, and belongs to the technical field of passenger car rescue and safety. The window breaking device comprises a cylinder body and an actuation device, and is characterized in that the cylinder body includes an upper cylinder body and a lower cylinder body; the upper cylinder body is provided with an intake hole for achieving the effects of air storage and drainage; the actuation part is mounted on the lower cylinder body, and includes a percussion handle, a sealing pressure rod, a guide sleeve and a piston impact head; the lower cylinder body is divided into a guide cavity and a working cavity; the guide cavity is provided with the sealing pressure rod and the guide sleeve; the end of the sealing pressure rod is connected with the percussion handle by a thread; and the working cavity is provided with the piston impact head. The pneumatic window breaking machine with the structure is mounted on a glass car window angle; a high-pressure air source is leaded in from the intake hole of the upper cylinder body; the percussion handle is powerfully pressed down; a gap is formed between the sealing pressure rod and the guide sleeve; high-pressure air currents enter the working cavity from the guide cavity of the lower cylinder body; and the piston impact head is popped out under the effect of high-pressure gas to break car window glass.
Owner:TIANJIN POLYTECHNIC UNIV

Rescue method for heavy-duty traction vehicle when heavy load breaks down

The invention relates to a rescuing method for a heavy type towing vehicle overloading failure. The end, connected with the rear axle control air pressure output end of the main brake valve, of a first air pipe between a failure vehicle towing vehicle head main brake valve and a trailer brake control valve is dismantled and connected to a trailer brake connector behind the trailer brake control valve on a rescuing towing vehicle head through a connection air pipe; the end, connected with the compressed air output end of a dryer, of a second air pipe between a failure vehicle towing vehicle head four-loop protective valve and the dryer is dismantled and connected to trailer inflation connector of the rescuing towing vehicle head through a connection air pipe; if an engine of a failure vehicle towing vehicle head cannot run normally, a steering wheel high-pressure oil pipe connector and a steering wheel oil return pipe connector of the failure vehicle towing vehicle head are connected with a rescuing towing vehicle head steering wheel through a high-pressure oil pipe and a tee pipe coupling respectively. By the adoption of the rescuing method, a failure vehicle can achieve synchronous brake with the rescuing towing vehicle head in the towing process, and the failure vehicle towing vehicle head can achieve the steering function on the condition that the engine breaks down.
Owner:鞍钢汽车运输有限责任公司

A rescue expansion device and method based on shape memory alloy

The invention discloses a rescue expansion device and method based on a shape memory alloy. The device includes a bearing system and a temperature control system; The element is equipped with a metal tube, a shape memory alloy spring and auxiliary chucks arranged along both sides of the sleeve; the temperature control system is connected to the heating element, and the pre-deformed shape memory alloy spring is heated to a critical value after heating cycle training, and the shape memory alloy The martensitic phase transformation of the spring pushes the auxiliary chucks on both sides to move outward, thereby expanding and supporting. The temperature control system regulates the temperature at the sleeve, and the shape memory alloy in the expansion element undergoes a martensitic phase transformation when heated and returns to its original shape, generating huge deformation and restoring force, which transmits the chuck to the outside for expansion and support. The device can realize multi-functional rescue expansion in multiple scenarios, and is suitable for narrower environments with powerful functions.
Owner:XI AN JIAOTONG UNIV

ambulance

The embodiment of the invention discloses a rescue vehicle. The rescue vehicle comprises a vehicle driving part, supporting rods, load-bearing wheels, telescopic rods, auxiliary wheels, lifting partsand a bearing platform used for transporting fault vehicles, the lifting parts are mounted on the bearing platform and used for rising and falling the bearing platform, the first ends of the supporting rods are hinged to the bearing platform, the load-bearing wheels are rotatably mounted at the second ends of the supporting rods, the fixed ends of the telescopic rods are mounted on the bearing platform, the telescopic ends of the telescopic rods are connected with the load-bearing wheels, the auxiliary wheels are rotatably mounted on the bearing platform, the outer diameter of the auxiliary wheels are less than that of the load-bearing wheels, and the vehicle driving part drives the bearing platform to move through the load-bearing wheels or the auxiliary wheels. By utilizing the rescue vehicle, the time of transporting away from an accident scene of the fault vehicles can be shortened, the rescue time is shortened, the rescue efficiency is improved, the rescue cost is lowered, the structure is simple, and the production cost is low.
Owner:CHINA SHENHUA ENERGY CO LTD +1
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