18results about How to "Effectively extinguish" patented technology

The invention relates to the technical field of fire extinguishing agents, and discloses a fluoride-free anti-solubility foam fire extinguishing agent and a preparation method thereof.The fluoride-free anti-solubility foam fire extinguishing agent comprises a hydrocarbon surfactant, a carboxyl modified organosilicon surfactant, a foam stabilizer, a cosolvent, water and a pH regulator; the carboxyl modified organic silicon surfactant is obtained by modifying an organic silicon surfactant by using maleic anhydride; the foam stabilizer contains xanthan gum and a component A, according to the invention, the organosilicon surfactant is modified, so that the obtained carboxyl modified surfactant has good surface activity and water solubility; xanthan gum and a component A (polyethylene oxide-polypropylene oxide-polyethylene oxide and other substances) are compounded to serve as a foam stabilizer, so that the foam stability and the anti-dissolving performance can be improved, and the foam stabilizer also has temperature-sensitive-thermal response performance; under the combined action of the components, the fire extinguishing agent provided by the invention has excellent fire extinguishing performance and can quickly extinguish non-polar fuel and polar fuel.

The utility model discloses an automatic fire extinguishing device for a belt conveyor, which relates to the technical field of fire extinguishing devices for belt conveyors, and comprises a belt conveyor, a driving part and a fire extinguishing assembly used for extinguishing fire at the position of the driving part. When a fire occurs and the temperature rises, the controller controls the adding pump and the electromagnetic valve to be opened, so that the anti-freezing liquid in the solution box is sprayed out from the multiple groups of spray heads, and the multiple groups of spray heads spray the anti-freezing liquid to the whole part of the driving part through the arrangement of the U-shaped part of the connecting pipe, so that the initial fire can be timely and effectively extinguished; fire is prevented from increasing, and the safe operation level of equipment in winter is improved.

The invention relates to the technical field of fire extinguishing agents, and discloses an anti-soluble aqueous film-forming foam fire extinguishing agent and a preparation method thereof.The anti-soluble aqueous film-forming foam fire extinguishing agent comprises a short-chain fluorocarbon surfactant, a hydrocarbon surfactant, a carboxyl modified organosilicon surfactant, a foam stabilizer, a modified flame retardant, a cosolvent and a pH regulator; the carboxyl modified organic silicon surfactant is obtained by modifying a hydroxyl-containing organic silicon surfactant by using maleic anhydride; the modified flame retardant is obtained by carrying out surface modification treatment on a flame retardant by utilizing a silane coupling agent. According to the invention, the short-chain fluorocarbon surfactant and the carboxyl modified organosilicon surfactant are compounded, and the hydrocarbon surfactant, the foam stabilizer, the cosolvent, the modified flame retardant and the pH regulator are added, so that the synergistic interaction among the components is fully exerted; and the anti-soluble aqueous film-forming foam extinguishing agent which is high in surface activity, strong in foaming and foam stabilizing capability and excellent in fire extinguishing performance and does not contain PFOS is obtained.

The invention discloses a multi-path distribution self-starting fire extinguishing device which comprises a fire extinguishing tank, a shunt, an alarm and a fusible pipeline, the fire extinguishing tank is provided with a liquid outlet, the liquid outlet is connected with a branching device through a main pipeline, one end, close to the branching device, of the main pipeline is communicated with an external air source through a pressurizing pipeline, the pressurizing pipeline is provided with a one-way valve, the branching device is connected with a plurality of branch pipelines extending to an inflammable area, and the branch pipelines are communicated with the main pipeline. The branch pipelines are connected with fusible pipelines located in the corresponding flammable areas. A pressure relief sensor is arranged on the fire extinguishing tank, and the pressure relief sensor is connected with the alarm in a closed loop manner; and the fire extinguishing tank is also provided with an anti-decompression valve and a pressurizing valve. The fire extinguishing device is reasonable in structural design and easy and convenient to operate, fire disasters can be extinguished automatically, rapidly and effectively, the safety and reliability of the agricultural machinery can be improved, and a powerful guarantee is provided for safe operation of the agricultural machinery.

This application relates to the field of battery structure, and in particular to a thermal runaway protection device and a battery. The thermal runaway protection device includes a flame-retardant shell, extinguishing gas, and multiple extinguishing bags; each extinguishing bag includes a filling bag and extinguishing material; the extinguishing material is placed inside the filling bag, which ruptures at a first preset temperature; the flame-retardant shell has a receiving cavity, and multiple extinguishing bags are spaced apart within the receiving cavity, which is filled with extinguishing gas; the flame-retardant shell ruptures at a second preset temperature, where the first preset temperature is greater than or equal to the second preset temperature. The thermal runaway protection device provided by this application, by placing extinguishing bags and extinguishing gas inside the flame-retardant shell, allows the high temperature to rupture the flame-retardant shell when thermal runaway occurs, releasing the extinguishing gas from the receiving cavity into the battery pack for oxygen removal and isolation. Simultaneously, the filling bag of the extinguishing bag ruptures due to heat, releasing the extinguishing material, which forms foam or dry powder to cover the surface of the fire source, inhibiting the occurrence and development of combustion.

The invention relates to the technical field of fire-fighting robots, and discloses a fire rescue robot anti-collision structure based on visual feedback. High-pressure water flushing protection mechanisms are arranged on the two sides of the fire-fighting robot. The high-pressure water flushing protection mechanism comprises a U-shaped pipe, control equipment and a plurality of high-pressure nozzles; the fire-fighting robot is further provided with induction equipment. The sensing device monitors the surrounding environment in real time, when obstacles in the advancing direction are detected, high-pressure water flow is sprayed out in advance through the high-pressure spray head for buffering, and surrounding residual fire is extinguished. The high-pressure water flushing protection mechanism can be rotatably stored, a U-shaped pipe of the high-pressure water flushing protection mechanism is composed of a curved pipe and a rotatable straight pipe, and the conversion between a buffering mode and a fire extinguishing mode is achieved by switching a high-pressure spray head and a diffusion spray head. And an anti-collision fence structure is arranged on the periphery and is linked with the spray head to form a water cushion effect to enhance buffering. According to the robot, collision is actively prevented through visual feedback, multi-mode water spraying and anti-collision fence linkage are combined, and the anti-collision capacity and the fire extinguishing efficiency of the robot are remarkably improved.

The utility model relates to the technical field of fire alarm, and discloses an AI-based visible image early fire alarm system, which comprises a mounting rack and a fixing rack fixedly connected to the top of the mounting rack, and is characterized in that an early warning monitoring head is arranged at the center of the bottom of the mounting rack, and a camera is arranged at the bottom of the mounting rack. A protective glass cover is arranged on the outer side of the early warning monitoring head; a first annular groove and a second annular groove are formed in the bottom of the mounting frame, cleaning cotton used for cleaning the protective glass cover is arranged below the mounting frame, a driving mechanism used for driving the cleaning cotton to rotate is arranged on the mounting frame, and alarm horns used for alarming are arranged on the two sides, away from each other, of the top of the mounting frame. According to the scheme, the glass cover can be cleaned, dust and mosquito residues are prevented from affecting the monitoring effect of the early warning monitoring head, and therefore the early warning capacity of the fire alarm system is guaranteed.

The application discloses an electric energy metering box, and relates to the technical field of power distribution equipment. The box body cooperates with a box door to enclose a closed cavity. A fire sensing device and an air pressure sensor are integrated in the cavity. Telescopic isolation components are arranged on the box door corresponding to each electrical element. Independent fire extinguishing components and pneumatic driving components are matched. A high-pressure gas source device and a main pipeline assembly are simultaneously carried. When a fire occurs, the closed cavity simultaneously carries out oxygen reduction by air extraction. The high-pressure gas source drives corresponding movable covers to extend, individually covering the electrical element on fire. Then, the independent fire extinguishing components spray fire extinguishing agents at fixed points to achieve single-point accurate fire extinguishing. After the fire is eliminated, the structure automatically resets after pressure relief. The application can block the spread of fire, avoid the influence on the intact electrical circuit, and effectively reduce the loss of electrical fire, thereby improving the safety of power distribution operation and the stability of power supply.

The override trip prevention protection device comprises a protection shell, the interior of the protection shell is designed to be of a hollowed-out structure, a hollowed-out groove in the protection shell forms an inner electrical cavity, a material opening is fixedly formed in the center of the upper surface of the protection shell, and the material opening penetrates through the upper surface of the protection shell. The upper surface of the top end of the material opening is connected with a dry powder barrel in a communicating mode, the dry powder barrel is filled with dry powder, a threaded lead screw is rotationally installed below the material opening and located in the protective shell through a bearing, and the threaded lead screw is a positive-negative threaded lead screw. According to the utility model, the fire behavior in the protection device can be effectively monitored through the smoke condition, and when the smoke value reaches a preset threshold value, the fire behavior protection structure is controlled to work through the single chip microcomputer, so that the internal fire behavior can be effectively extinguished and controlled through the discharged dry powder, the fire behavior is prevented from being further expanded, and the safety of the fire protection device is improved. And the fire can be effectively found and treated in time.

The utility model relates to the technical field of assembled smoke hoods, and discloses a fire-fighting spraying structure for an assembled smoke hood, which comprises a smoke hood mechanism, the fire-fighting spraying structure is mounted at the bottom of the front end of the smoke hood mechanism, and side frame hoisting reinforcing structures are arranged on two sides of the fire-fighting spraying structure; the fire-fighting spraying structure comprises a spraying head, and the upper portion of the spraying head is communicated with a fire-fighting pipe. According to the fire-fighting spraying structure for the assembled smoke hood, the fire-fighting spraying structure is mounted at the bottom of the front end of the smoke hood mechanism, so that a fire can be effectively extinguished, fire spreading is avoided, the temperature is monitored through a temperature sensor, opening and closing of an electromagnetic valve switch are adjusted through a control module, and two fire-fighting pipes are arranged on a spraying head; according to the fire-fighting sprinkler, one is provided with an electromagnetic valve switch, the other is provided with a manual valve, fire-fighting sprinkler can be automatically or manually controlled according to needs, and the flexibility and the safety of operation are improved through double-switch control.

The utility model discloses a special suspension type fire extinguisher for a lithium battery, which comprises a fire extinguisher body, the fire extinguisher body is provided with an inflation mechanism, when a fire disaster occurs, a certain amount of color expansion liquid sensitive to heat is filled in a temperature sensing glass ball, when the fire disaster occurs, the ambient temperature rises, the liquid is heated to expand, and the pressure rises; when a preset value is reached, the glass ball bursts. When the sealing column is not supported and falls off, the fire extinguisher is filled with a fire extinguishing agent special for the lithium battery, and the fire extinguishing agent is sprayed out from the foam water mist spray head, so that the fire hazard of the lithium battery can be effectively extinguished, the spraying and covering range is enlarged, and the fire extinguishing device has a good lithium battery fire extinguishing effect, is convenient to install and has high adaptability. Compared with a traditional dry powder extinguishing agent, the fire extinguishing agent has the advantages of being high in fire extinguishing efficiency, long in fire extinguishing time, non-toxic, harmless, convenient to clean and the like, and especially aims at fire disasters of electric bicycles for lithium batteries.

The utility model relates to fire extinguishing equipment technical field discloses a kind of efficient gas fire extinguishing equipment, including bottom plate, the upper surface of the bottom plate is fixedly connected with fire extinguishing agent storage tank, the upper surface of the bottom plate is fixedly connected with support plate, the inside of the support plate is fixedly connected with motor one, the output end of motor one is fixedly provided with connecting frame one, the upper surface of connecting frame one is rotatably connected with connecting frame two, the outer wall of connecting frame two is rotatably connected with injection head, the upper surface of injection head is provided with multiple nozzles, the inside of the support plate is fixedly connected with motor two.In the utility model, the mutual cooperation between support plate, motor one, motor two, connecting frame one, connecting frame two and rotating frame can drive injection head and nozzle to rotate at multiple angles, achieve the effect that fire extinguishing agent can cover a large area uniformly, compared with traditional fixed injection mode, fire extinguishing efficiency is improved significantly, and different scale, position fire can be effectively extinguished.

The utility model discloses a double-layer fire-fighting tower which comprises a vertical rod, a water pipe and a spray head, a supporting platform A is arranged on the surface of the vertical rod, and a supporting platform B is arranged at the top of the vertical rod; the water pipe is arranged on one side of the vertical rod, high-pressure water cannon is arranged on the surfaces of the supporting platform A and the supporting platform B, and the water pipe is connected with the high-pressure water cannon; according to the utility model, through the adjusting mechanism in the nozzle, various adjustments on a sprayed water source can be realized, for example, the water flow speed and the spraying shape can be changed, so that not only can water be columnar and remotely sprayed to accurately strike a remote fire source, but also the water can be fan-shaped to cover in a large area to effectively extinguish a large-area fire; through the protective cover on the outer side of the climbing ladder and the protective check ring on the top of the supporting platform, all-around safety protection is provided for operators in the climbing and working processes, and the personal safety of the operators is guaranteed; and a damper and a reset spring in the adjusting mechanism are matched with each other, so that the slope top plate moves stably and has resettable performance.

This application discloses an indoor fireproof distribution box, relating to the field of distribution box technology. The fireproof distribution box has a hinged door on its front and ventilation windows on its side walls. A fire extinguishing assembly is installed on the top of the fireproof distribution box. The fire extinguishing assembly includes a mounting base, the lower end of which is fixedly connected to the top of the fireproof distribution box. A gas storage tank is fixedly connected to the surface of the mounting base. The gas storage tank stores fire extinguishing gas, and a gas delivery pipe is fixedly connected to the surface of the gas storage tank. A switch assembly is installed on the surface of the gas delivery pipe. This application delivers fire extinguishing gas into the fire extinguishing pipe via the gas delivery pipe. The gas is then rapidly ejected through multiple exhaust ports on the surface of the fire extinguishing pipe, covering the interior space of the distribution box. Because the fire extinguishing pipe is S-shaped, it can be more widely distributed within the box, allowing the fire extinguishing gas to be more evenly distributed, quickly and effectively extinguishing the fire source, preventing the spread of fire, and reducing damage to the fireproof distribution box and its internal electrical equipment.

The utility model discloses a multifunctional solar power generation energy storage equipment relates to the field of new energy, including energy storage battery box and setting in the inverter control top box of energy storage battery box top, and inverter control top box with energy storage battery box inside intercommunication, energy storage battery box inside is equipped with a plurality of energy storage batteries, and energy storage battery and inverter control top box electric connection, energy storage battery box bottom is provided with the insulating and placing base, and solar power generation energy storage equipment can directly through insulating and placing base and place on the ground, through increasing novel initiative emergency fire control device in the top of inverter control top box, the device can appear when the fire danger or initial fire in solar power generation energy storage equipment inside, initiative trigger fire extinguishing action, quickly suppress the fire spread, avoid energy storage battery thermal runaway or circuit burnout, and simultaneously have the advantage of independent power supply, even fire extinguishing, provide key guarantee for equipment safe operation.

The invention discloses a plugging robot for a fire disaster in a transformer and a using method, and belongs to the technical field of transformer fire-fighting robots. A plugging module lifting arm frame is mounted at the top of a power chassis of the plugging robot for the fire disaster in the transformer, and a plug connector is arranged at the top of the plugging module lifting arm frame; the plug connector is in plug-in connection with the ridge tearing plugging module, and the middle of the ridge tearing plugging module is connected with the automatic fire extinguishing device; the two sides of the peripheral face of a vertical pitch shaft of the ridge line tearing blocking module are connected with a 3Y-TZP ceramic blocking baffle, the middle of the vertical pitch shaft is connected with an automatic fire extinguishing device, the vertical pitch shaft is connected with a connector clip in an inserted mode through an inserting rod, and the opening and closing degree of the 3Y-TZP ceramic blocking baffle is adjusted through forward and reverse rotation of the vertical pitch shaft to block a transformer tearing opening. And meanwhile, the polyimide sealing layer is coated on the opposite side of the 3Y-TZP ceramic blocking baffle, and the polyimide sealing layer is automatically softened at high temperature to fill a gap between the 3Y-TZP ceramic blocking baffle and the tearing opening, so that the tearing opening of the transformer is further blocked.

The utility model discloses an automatic foam spraying system suitable for an offshore oil platform. The automatic foam spraying system comprises a deluge valve, a foam proportioning mixer and a spraying unit which are sequentially communicated through a fire-fighting water main pipeline, the deluge valve is connected with the instrument control system; the foam proportioning mixer is communicated with the foam tank; the instrument control system comprises a self-operated regulating valve and an electromagnetic valve which are sequentially communicated with an instrument air source through an instrument air pipeline, and the electromagnetic valve is communicated with the instrument air source of the deluge valve; the spraying unit is arranged at the terminal end of the fire-fighting water main pipeline, and the starting end of the fire-fighting water main pipeline is connected into the fire-fighting water looped network; the spraying unit comprises a plurality of branch pipelines communicated with the fire-fighting water main pipeline, and each branch pipeline is provided with at least one spraying head. The deluge valve and the foam system are combined, automatic foam spraying is achieved, fire disasters of crude oil processing facilities of the offshore platform can be effectively controlled, fire spreading is prevented, and personal / economic losses caused by fire accidents are reduced.

The utility model discloses a liquid -cooled energy storage device, including the cabinet body of cabinet, the inside of cabinet body is fixed with first baffle and second baffle from top to bottom in proper order, the inside of cabinet body is divided into battery compartment, electrical compartment and heat dissipation storehouse by first baffle, second baffle, the inside installation of battery compartment has battery pack, fire -fighting water pipe, battery cabin space composite detector, puncture and spray integrated valve, illuminating lamp, travel switch, the inside of electrical compartment is equipped with distribution high -voltage integrated box, energy storage converter, uninterruptible power supply and fire suppression device through support, the inside installation of heat dissipation storehouse has liquid -cooled unit. The utility model whole adopts three storehouses design, divides upper middle lower three storehouses, wherein the uppermost is battery compartment, the middle is electrical compartment, the lowermost is heat dissipation storehouse, and the heat dissipation effect is better, and the safety is improved, and the overall size can reduce, and the application scene is wider.