178results about How to "Reduce fire damage" patented technology

The invention relates to a vehicle fire linkage method based on a track traffic full-automatic driving system. The vehicle fire linkage method comprises the following step: by communicating a running train, a control center immediately obtains alarm information, confirms fire alarm information by virtue of CCTV and prevents a false alarm operation; in case of a fire, the control center performs a reasonable operation more immediately, quickly and efficiently by use of a fire linkage method, and therefore, the safety degree of track traffic operation is increased and the fire losses are reduced to the utmost extent; furthermore, the method has excellent practical application. The invention also discloses a vehicle fire linkage device based on the track traffic full-automatic driving system.

The invention discloses a coupling certainty and uncertainty analysis fire risk evaluation method. The method comprises steps that S1, risk factors are identified, and a fire risk evaluation system isestablished; S2, a fuzzy analytic hierarchy method is utilized to determine the index weight of each risk factor; S3, the fuzzy theory is utilized to combine with the confidence to calculate the firerisk of each single factor; S4, the evidence reasoning operator is utilized to synthesize the fire risk of each single factor; S5, an expected utility value is utilized to acquire the clear evaluation result; and S6, the sensitivity analysis method is utilized to verify feasibility of a model.

The invention discloses a fire-extinguishing scheduling method and system for fire-fighting robots of an electric tunnel. The scheduling method comprises the following steps: obtaining tunnel ambientcondition data, and adopting a transverse data fitting and longitudinal data fitting method to pre-judge a suspected fire source position and strength according to the tunnel ambient condition data; scheduling a video robot to be close to the suspected fire source position within a safety distance to judge a development stage of a fire behaviour; scheduling the surrounding fire-fighting robots ina unified mode according to the determined development stage of the fire behaviour and strength of the fire behaviour, and scheduling the fire-fighting robots to a fire behaviour site to perform fire-fighting fire-extinguishing treatment; and scheduling the fire-fighting robots which complete spray to withdraw from a fire source site, obtaining fire behaviour continuous monitoring data of the video robot in real time, and performing secondary fire-extinguishing treatment once after-combustion occurs. The fire-extinguishing scheduling method and system can realize automatic fire behaviour monitoring and fire extinguishing, guarantee safe operation of power equipment without staff on duty and human intervention, greatly reduce labor cost, and improve working safety of personnel.

An aero fire extinguisher on fire-fighting truck is characterized in that a turbojet engine is arranged on a fire-fighting truck; a fire extinguishing agent cartouche is installed at the rear part of the turbojet engine; a circular water channel is arranged around the mouth of the fire extinguishing agent cartouche; fire extinguishing agent spray nozzles are evenly spread along the circular water channel, which are inclined; the jet axis lines of the inclined fire extinguishing agent spray nozzles form a cone before the fire extinguishing agent cartouche. The invention uses tail gas from the engine as the power of spraying fire extinguishing agent, is mainly used in fire protection in airports, oil and gas fields and large petrochemical enterprises, and meanwhile has functions such as smoke elimination, temperature reduction and dustproof, etc., so that the rescuers can quickly enter the fire scene to rescue the people in trap.

The invention relates to a ceramic fireproof fire-resistant silicon rubber wire and cable. The wire and cable comprise a plurality of conductors, each conductor is wrapped by a ceramic silicon rubber insulating layer in an extruding mode to form a wire core, multiple wire cores are wrapped by a wrapping tape layer to form a cable core, padding is arranged in the cable core, and a ceramic silicon rubber outer sheath is arranged outside the cable core. The ceramic fireproof fire-resistant silicon rubber wire and cable have characteristics batter than those of a common rubber cable and a flame retardant rubber cable and form a hard shell after being ablated by high-temperature flames to protect a burned article from being damaged, and the hard shell formed after ablation protects the wire and cable, so that unblocked electric power and communication are ensured, and precious time are won for personnel evacuation and rescue under the fire disaster condition.

The invention provides a fire door with a fire extinguishing system, comprising a door frame, a scroll, a door panel, a power supply, a controller, a drive motor, a temperature sensor, a smoke sensor, a water delivery valve, a water pipe, a three-way solenoid valve, a four-way solenoid valve and Atomizing nozzle; the water delivery valve is fixed on the door frame, the water outlet of the water delivery valve is connected to one end of the water pipe, the water pipe is connected to the four-way solenoid valve at intervals and evenly laid inside the door panel, and the end of the last water pipe is connected to a three-way solenoid valve The atomizing nozzles are evenly distributed in pairs on the door panel. The nozzles of each pair of atomizing nozzles are in opposite directions and fixed on the front and rear surfaces of the door panel respectively. The nozzles of the atomizing nozzles are connected with the outside world. The other two connecting ports of the one-way solenoid valve or the three-way solenoid valve are respectively connected. The fire door provided with the fire extinguishing system of the present invention uses uniformly distributed atomizing nozzles to spray the fire, which is beneficial to the fire door to control the fire independently and reduce fire losses.

The invention provides a method for manufacturing an anti-flaming waterproof ventilated cushion, and relates to the technical field of manufacturing a composite material with functions of flame retardance, water prevention and ventilation. The method comprises the following steps of: firstly, carrying out mixing granulation on polypropylene H2800, metallocene polyethylene, Exxon Mobil elastomer PP6002, nano calcium carbonate, a coupling agent, a dispersing agent, a lubricating agent and chlorinated paraffin, so as to form a sheet material; secondly, heating and stretching the sheet material to manufacture a copolymerization microporous membrane; thirdly, thermally pressing polypropylene non-woven fabrics on the two surfaces of the copolymerization microporous membrane through a hot roll, so as to form a three-in-one semi-finished product; and finally, soaking the three-in-one semi-finished product in mixed impregnation liquid containing a fire retardant, a hydrophilic agent, and a silane coupling agent JS-D758, and drying through using a drying cylinder, so as to form the anti-flaming waterproof ventilated cushion. The anti-flaming waterproof ventilated cushion manufactured by using the method by the invention is applicable to a metal roof, a pitched roof, and one layer of protection film outside thermal-insulating cotton and rock wool. Due to the specific ventilation property of the anti-flaming waterproof ventilated cushion manufactured by using the method provided by the invention, water inside a building structure is rapidly discharged, so that the flame retardance can be shown in the case of fire, and the loss can be reduced.

The invention discloses a flame-retardant antibacterial finishing method for cellulose carpets. The method comprises the following steps: adopting a flame-retardant antibacterial finishing agent compounded by taking organic phosphorous compounds and active amino organic lipid compounds as main components; uniformly laying a small-size carpet on a processing table and uniformly spraying the compounded finishing agent on the front of the small-size carpet; extruding water in the carpet through an extrusion device and appropriately adjusting the extrusion height of the extrusion device according to the thickness of the small-size carpet; primarily determining drying time according to the moistening degree of the small-size carpet absorbing the finishing agent and drying the small-size carpet at the temperature of between 100 and 120 DEG C for 2 to 10 minutes so as to ensure that the moisture-containing rate is between 4 and 10 percent; and allowing the finishing agent and cellulose fiber to be fully combined through 2 to 10 minutes of high-temperature baking at the temperature of between 90 and 140 DEG C so as to ensure that the moisture-containing rate after drying is not more than 10 percent. The method has the advantages of ensuring that the small-size carpet finished by the method still has flame-retardant, antibacterial and anti-mite function for a long time after washing and is safe and sanitary, effectively reducing fire loss, ensuring life and property safety and effectively reducing and eliminating mites.

The invention discloses an intelligent fire regulation and control method and system and intelligent equipment. The method comprises the steps that the thermal load of each area in a total fire area is monitored in real time, and a fire behavior schematic diagram is generated according to the thermal load of each area, wherein the fire behavior schematic diagram indicates the fire grades of each area; and a rescue worker scheduling scheme is generated in combination with rescue worker distribution information in the total fire area and the fire behavior schematic diagram, so that areas of different fire grades are matched with a corresponding number of rescue workers. According to the method, the severity level of a fire alarm is intelligently calculated through the thermal load, and the fire behavior schematic diagram is quickly generated; and based on the fire behavior schematic diagram and the rescue worker distribution information in the total fire area, the rescue worker scheduling scheme is quickly generated, and rescue workers can be scheduled timely and reasonably, so that a fire is quickly dealt with, the accident response speed and the accident processing efficiency are improved, and fire loss and casualties are reduced.

The invention relates to a vehicle fire safety intelligent fire extinguishing system and a vehicle. The fire extinguishing system comprises a fire early-warning device, an intelligent central controller, a fire extinguishing device, a communication module and a vehicle position positioning module, the fire early-warning device is used for obtaining fire possibility information in a vehicle, the intelligent central controller is used for receiving the fire possibility information and producing a fire extinguishing instruction according to fire signals when analyzing and obtaining the fire signals, the fire extinguishing device receives the fire extinguishing instruction and achieves start or stop for responding to the fire extinguishing instruction, the communication module is in communication connection with the intelligent central controller and used for sending vehicle information to a cloud server and feeding back a remote processing instruction of the cloud server to the intelligent central controller, and the vehicle position positioning module is used for sending the vehicle position to the cloud server through the communication module. Compared with the prior art, the vehicle fire safety intelligent fire extinguishing system has the advantages of being safe, timely, high in reliability and the like.

The invention relates to a novel fluorescent fire door. The novel fluorescent fire door comprises a fire door body, a groove is formed in the fire door body, anaccommodating cavity is formed in the side wall of the groove, a fluorescent component A is installed in the accommodating cavity, anda sealing film is arrangedat the position, corresponding to an entrance of the accommodating cavity, of the groove in a pasted mode; a piercing structure is arranged on the side, backing on the accommodating cavity, of the sealing film, the piercing structure is connected with the groove through a compression spring, the piercing structure is further provided with a temperature-sensitive limiting component, and the temperature-sensitive limiting component is used for limiting the position of the piercing structure within a set temperature range; and the groove is furtherinternally provided with a fluorescent component B, the fire door body is provided with a panel at a position corresponding to the groove, the panel has light transmittance, the panel and the fire door body are arranged in a sealed mode toinstall the fluorescent component B in the groove in a sealed mode, the fluorescent component A and the fluorescent component B both have fluidity, and the fluorescent component A and the fluorescent component B have a fluorescent effect after mixing. The fluorescent fire door does not need to depend on a power system, and the fluorescent indication effect can be achieved regardless of whether the power system at the fire site is intact or not.

The invention discloses an intelligent dense shelf, comprising a main box body and an auxiliary box body, the main box is arranged on the right side of the auxiliary box body, a main separation chamber and a main storage chamber are arranged in that main box body. The auxiliary box body is provided with an auxiliary object chamber and an auxiliary separation chamber, a separation motor is arrangedin the main separation chamber, the motor shaft of the separation motor is fixedly connected with a separation screw which is matched with the auxiliary separation chamber, smoke sensors are arrangedat the top ends of the inner cavity side walls of the main object chamber and the auxiliary object chamber, and the separation motor is respectively connected with all smoke sensors. As the smoke sensor sense the fire, the smoke sensor transmits information to the separation motor and the control valve respectively, and the separation motor drive the separation screw to rotate in the positive direction, so that the screw pushes the main box body and the sub box body to separate, thereby preventing the fire from spreading and causing great loss. At the same time, the control valve is opened, the sand in the sand storage box enters the spraying device through the sand feeding pipe, and finally sprays through the nozzle to cover the fire and extinguish the fire, so as to ensure that the fireis extinguished in the sprouting state to the maximum extent.

The invention discloses a high-pressure gas mist linkage automatic fire extinguishing system. A high-pressure water supply system comprises a water path connecting a water source, a filter, a first electric control valve and a water tank in sequence; a primary water supply pipeline is connected to the bottom of the water tank and connected with a secondary water supply pipeline through a pipeline provided with a high-pressure pump and a check valve; the secondary water supply pipeline provided with a pressure sensor is connected with a main pipeline of a flow sensor through a second electric control valve; a high-pressure nitrogen system comprises a gas path connecting a high-pressure gas source, a pressure regulating valve, a third electric control valve and a mass flow meter in sequence; the tail end of the gas path is connected with the main pipeline; a plurality of nozzles are connected to the tail end of the main pipeline through a plurality of branch pipes; a smoke sensor and a temperature sensor which are connected with an alarming device are mounted at the tail end of the main pipeline; and a drain valve and a liquidometer are mounted in the water tank. Large-particle-size water drops are prevented from being formed when fire extinguishing with high-pressure fine water mist is completed, secondary disasters to protected substances are reduced, and the environment pollution is avoided.

A window with built-in vertical type rotary glass comprises a window body arranged on a wall, a motor and a controller. A moving opening is formed in the middle of the thick glass arranged in the middle of the window body, a movable glass block is arranged in the moving opening, and the top of the movable glass block is connected with the driving end of the motor through an upper rotating shaft; the controller comprises a metal outer shell, a metal inner shell, an input power line, an output power line, an n-shaped insulating plate and an input paraffin block, and an input conductive sheet connected to the input power line and an output conductive sheet connected to the output power line are vertically and oppositely arranged in the metal inner shell. By means of the window with the built-in vertical type rotary glass, automatic aeration cooling can be carried out in fires, fire losses can be conveniently lowered, and the window is simple in structure, high in practicability, low in cost and high in controllability.

The invention discloses an automatic fire alarm device for an engine compartment fire of an excavator and an excavator. The device comprises a main control module installed in an engine compartment, atemperature sensor, a smoke sensor, a carbon monoxide sensor and a wireless communication module, wherein the temperature sensor, the smoke sensor, the carbon monoxide sensor and the wireless communication module are connected with the main control module; the temperature sensor is used for acquiring temperature information in the engine compartment; the smoke sensor is used for acquiring smoke concentration information in the engine compartment; the carbon monoxide sensor is used for acquiring concentration information of carbon monoxide in the engine compartment; and the main control moduleis used for judging whether an alarm condition is reached according to the temperature information, the smoke concentration information and the concentration information of the carbon monoxide and sending alarm information to a terminal of an owner and/or a server through the wireless communication module when the alarm condition is reached. According to the technical scheme, whether the alarm condition is reached is judged according to the real-time information of the temperature, the smoke concentration and the carbon monoxide, and the alarm information is sent to the owner and/or the server when the alarm condition is reached.