CN216497139U - Movable compressed air foam explosion suppression fire extinguishing device for prefabricated cabin of lithium battery - Google Patents
Movable compressed air foam explosion suppression fire extinguishing device for prefabricated cabin of lithium battery Download PDFInfo
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- CN216497139U CN216497139U CN202122894745.5U CN202122894745U CN216497139U CN 216497139 U CN216497139 U CN 216497139U CN 202122894745 U CN202122894745 U CN 202122894745U CN 216497139 U CN216497139 U CN 216497139U
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Abstract
The utility model belongs to the technical field of explosion suppression and fire extinguishing of lithium battery prefabricated cabin fires of an energy storage station, and particularly discloses a movable compressed air foam explosion suppression and fire extinguishing device for a lithium battery prefabricated cabin, which comprises a direct current motor arranged in a carriage of a movable trolley, wherein a plunger pump is arranged at the output end of the direct current motor, the output end of the direct current motor is in transmission connection with the plunger pump, and an air compressor is arranged at one end, far away from the direct current motor, in the carriage of the movable trolley; the portable high integration of water source access is only needed to be mixed and is sprayed the compressed air foam extinguishing device, namely, a key starting device is used for generating compressed air foam, the prefabricated cabin of the lithium battery is provided with a special foam interface, when a fire disaster happens, the pipeline of the compressed air foam generating device is connected with the portable high integration of water source access, the compressed air foam is poured into the prefabricated cabin, and the purpose of explosion suppression and fire extinguishment can be achieved.
Description
Technical Field
The utility model relates to a lithium battery prefabricated cabin, in particular to a movable compressed air foam explosion suppression fire extinguishing device for the lithium battery prefabricated cabin.
Background
In recent years, the energy storage technology in China is rapidly developed, more and more large energy storage lithium battery compartments are applied to an electric power system, and with the rapid development of a new generation of lithium battery materials and the further improvement of the battery technology, the lithium battery becomes the battery with the most extensive application in a battery energy storage system. However, although the lithium battery has excellent performance, thermal runaway can occur under abuse conditions such as overheating, over-charging and discharging, short circuit and the like, a large amount of heat and toxic smoke are released, and further fire explosion accidents can be caused.
The fire hazard of the lithium battery energy storage system mainly comprises two aspects of the fire hazard of a lithium battery, the fire hazard of electrical equipment and the like.
The current fire extinguishing method refers to the fire extinguishing mode of an electrical fire, adopts water mist or gas to extinguish the fire, and the lithium battery fire is completely different from the electrical fire because the battery is in thermal runaway to cause deflagration, the spreading speed is high, the reignition is extremely easy, and the water mist or gas fire extinguishing mode has poor cooling effect, can not effectively isolate oxygen, and can not inhibit the reignition and reignition of the lithium battery. Therefore, the technical personnel in the field provide a movable compressed air foam explosion suppression fire extinguishing device for a lithium battery prefabricated cabin, so as to solve the problems in the background technology.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a movable compressed air foam explosion suppression fire extinguishing device for a lithium battery prefabricated cabin, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides a prefabricated cabin of lithium cell is with movable compressed air foam explosion suppression extinguishing device, is in including removing the shallow, and sets up remove the inside DC motor in shallow carriage, DC motor's output is provided with the plunger pump, DC motor's output with the plunger pump transmission is connected, remove the inside keeping away from in shallow carriage DC motor's one end is provided with the air compressor machine, the inside top in carriage of removing the shallow is provided with the former liquid case of foam, it is provided with the foam generator to remove the shallow, the input of foam generator respectively with outside water source the output of air compressor machine and the output of former liquid case of foam is linked together, the output of foam generator sets firmly the compressed air foam outlet pipe that communicates with the special interface of foam that the prefabricated cabin of lithium cell set up.
As a still further scheme of the utility model: the external water source is connected with the input end of the foam generator through a water source inlet pipe, and the water source inlet pipe and the input end of the foam generator are further provided with a water flow control valve for controlling water flow and a water flowmeter for calculating water flow.
As a still further scheme of the utility model: the output end of the air compressor is connected with the input end of the foam generator through a compressed air inlet pipe, and the compressed air inlet pipe and the input end of the foam generator are further provided with a compressed air amount control valve used for controlling the transmission amount of compressed air.
As a still further scheme of the utility model: the output end of the foam stock solution tank is communicated with the input end of the plunger pump, and the output end of the plunger pump is communicated with the input end of the foam generator, so that the foam stock solution stored in the foam stock solution tank can be input into the foam generator.
As a still further scheme of the utility model: an electric appliance cabinet is arranged on the outer side of the carriage of the movable trolley, and a storage battery electrically connected with the direct current motor is arranged in the electric appliance cabinet.
As a still further scheme of the utility model: and a touch display screen is fixedly arranged at the top of the mobile cart.
As a still further scheme of the utility model: four corners of the bottom end of the movable trolley are in axisymmetric distribution and are respectively in threaded connection with universal casters.
Compared with the prior art, the utility model has the beneficial effects that:
1. the device can be powered by various modes such as electric power, a gasoline engine (or a diesel engine), compressed gas and the like, only a water source is needed to be connected to a mobile high-integration mixed-in-situ compressed air foam fire extinguishing device, the device can be started by one key to generate compressed air foam, the prefabricated cabin of the lithium battery is provided with a special foam interface, when a fire disaster happens, a pipeline of the compressed air foam generating device is connected with the prefabricated cabin, and the compressed air foam is filled into the prefabricated cabin, so that the purposes of explosion suppression and fire extinguishment can be achieved;
2. the device is adopted to completely fill the compressed air foam in the lithium battery energy storage prefabricated cabin (the battery module cabin in the cabin) so as to isolate oxygen and quickly extinguish fire, the deflagration of the battery module or the monomer which has thermal runaway is bound in the foam package, the explosion equivalent of the battery module or the monomer is reduced, the formation of combustion is effectively prevented, the possibility of generating new deflagration is gradually reduced until the deflagration is eliminated through continuous cooling, the fire condition can be quickly inhibited in a short time, and the loss is reduced;
3. simple structure, flexible, adopt the cart based structure, the convenient removal can use in multiple place, and along with the variety in place of putting out a fire, especially the narrow and small occasion of just storing the hazardous articles in a lot of place of putting out a fire space, can put out a fire fast, in real time, application scope is wide, and the limitation is little.
Drawings
FIG. 1 is a schematic view of an axial section structure of a movable compressed air foam explosion suppression fire extinguishing device for a lithium battery prefabricated cabin.
In the figure: 1. moving the cart; 11. a universal caster; 12. a touch display screen; 13. an electric appliance cabinet; 2. a direct current motor; 3. a plunger pump; 4. an air compressor; 5. a compressed air amount control valve; 51. a compressed air inlet pipe; 6. a water flow control valve; 61. a water source inlet pipe; 7. a water flow meter; 8. a foam generator; 81. a compressed air foam outlet pipe; 9. foam stock solution tank.
Detailed Description
Referring to fig. 1, in the embodiment of the present invention, a movable compressed air foam explosion suppression fire extinguishing apparatus for a lithium battery prefabricated cabin includes a movable cart 1 and a dc motor 2 disposed inside a compartment of the movable cart 1, wherein an output end of the dc motor 2 is provided with a plunger pump 3, and an output end of the dc motor 2 is in transmission connection with the plunger pump 3;
an air compressor 4 is arranged at one end, far away from the direct current motor 2, in the carriage of the mobile cart 1;
a foam stock solution tank 9 for storing foam stock solution is arranged at the top end inside the carriage of the mobile cart 1;
the mobile cart 1 is provided with a foam generator 8, the input end of the foam generator 8 is respectively communicated with an external water source, the output end of the air compressor 4 and the output end of the foam stock solution tank 9, and the output end of the foam generator 8 is fixedly provided with a compressed air foam outlet pipe 81 communicated with a foam special interface arranged in the lithium battery prefabricated cabin; an external water source, foam stock solution and compressed air are input into the foam generator 8 together and mixed to generate compressed foam, and the compressed air foam is filled into the prefabricated cabin through a compressed air foam outlet pipe 81 communicated with a foam special interface arranged in the lithium battery prefabricated cabin, so that the purposes of explosion suppression and fire extinguishment are achieved.
Specifically, the output end of the foam stock solution tank 9 is communicated with the input end of the plunger pump 3, and the output end of the plunger pump 3 is communicated with the input end of the foam generator 8, so that the foam stock solution stored in the foam stock solution tank 9 can be input into the foam generator 8; the foam stock solution is input into the foam generator 8 through the plunger pump 3, and the input amount of the foam stock solution is controlled.
Specifically, an external water source is connected with the input end of the foam generator 8 through a water source inlet pipe 61, and the water flow control valve 6 for controlling water flow and the water flow meter 7 for calculating water flow are further arranged at the input ends of the water source inlet pipe 61 and the foam generator 8; an external water source passes through the water flow control valve 6 for controlling the water flow and the water flow meter 7 for calculating the water flow through the water source inlet pipe 61 and is input into the foam generator 8, and the input water amount is controlled and calculated through the water flow control valve 6 and the water flow meter 7, so that the water-liquid ratio of the water in the foam generator 8 and the foam stock solution is adjusted.
Specifically, the output end of the air compressor 4 is connected with the input end of the foam generator 8 through a compressed air inlet pipe 51, and the compressed air inlet pipe 51 and the input end of the foam generator 8 are further provided with a compressed air amount control valve 5 for controlling the transmission amount of compressed air; the device is used for providing compressed air for the foam generating device 5 and controlling the amount of input compressed air, so that the gas-liquid ratio in the foam generator 8 is adjusted, the compressed air foam is mixed in a proper proportion, the sprayed compressed foam has the flowing property of wet foam, the adhesiveness and the accumulation property of dry foam, the prefabricated cabin can be quickly filled, and the device is used for covering and cooling a combustion object, preventing re-combustion, performing heat insulation protection on the surface, preventing heat radiation ignition and the like.
Specifically, an electrical cabinet 13 is arranged on the outer side of the carriage of the mobile cart 1, and a storage battery electrically connected with the direct current motor 2 is arranged inside the electrical cabinet 13; the device is used for controlling the foam spraying of the device and providing power for electric equipment in the device.
Specifically, a touch display screen 12 is fixedly arranged at the top of the mobile cart 1; for adjusting the operation of the parameter control device.
Specifically, four corners of the bottom end of the mobile cart 1 are axially symmetrically distributed and are respectively in threaded connection with universal casters 11; the flexibility of the device is increased, the cart-type structure provided with the universal casters 11 is adopted, the device is convenient to move, the device can be used in various places, along with the diversity of fire extinguishing places, especially the places with narrow spaces and dangerous goods storage in the fire extinguishing places, the fire can be extinguished quickly and in real time, the application range is wide, and the limitation is small.
The working principle of the utility model is as follows: when a fire disaster occurs in the prefabricated lithium battery compartment, a compressed air foam outlet pipe 81 of a compressed air foam generating device is connected with a foam special interface arranged in the prefabricated lithium battery compartment, a water source is connected into a water source inlet pipe 61 of a mobile high-integration mixing and spraying compressed air foam fire extinguishing device, a direct current motor 2, a plunger pump 3 and an air compressor 4 are started, an external water source is input into a foam generator 8 through the water source inlet pipe 61, a water flow control valve 6 and a water flow meter 7, a foam stock solution tank 9 inputs foam stock solution into the foam generator 8 and is mixed with water in the foam generator 8 to form foam solution, compressed air is provided into the foam generator 8 by the air compressor 4 and is mixed with the foam solution in the foam generator 8 to generate compressed air foam, and the generated compressed air foam flows into the foam special interface arranged in the prefabricated lithium battery compartment from the compressed air foam outlet pipe 81, thereby filling compressed air foam into the prefabricated cabin to achieve the purpose of explosion suppression and fire extinguishment; the utility model integrally installs a compressed air foam generating device on a mobile cart 1 to form a mobile high-integration mixed-in-situ spraying compressed air foam fire extinguishing device, when a fire disaster occurs in a lithium battery prefabricated cabin, the device can be rapidly moved to a fire disaster place and is connected with a foam special interface arranged in the lithium battery prefabricated cabin where the fire disaster occurs, a one-key starting device is used for generating compressed air foam, and the compressed air foam is filled into the prefabricated cabin through the interface, so that the purposes of explosion suppression and fire extinguishment are achieved, the fire situation can be rapidly suppressed in a short time, the loss is reduced, the fire extinguishing speed is high, the response is timely, and the device is of a movable structure, strong flexibility, high fire extinguishing efficiency and small limitation.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.
Claims (7)
1. The movable compressed air foam explosion suppression and fire extinguishing device for the lithium battery prefabricated cabin is characterized by comprising a movable cart (1) and a direct current motor (2) arranged inside a carriage of the movable cart (1), wherein a plunger pump (3) is arranged at the output end of the direct current motor (2), the output end of the direct current motor (2) is in transmission connection with the plunger pump (3), an air compressor (4) is arranged at one end, far away from the direct current motor (2), inside the carriage of the movable cart (1), a foam raw liquid box (9) is arranged at the top end inside the carriage of the movable cart (1), the movable cart (1) is provided with a foam generator (8), the input end of the foam generator (8) is respectively communicated with an external water source, the output end of the air compressor (4) and the output end of the foam raw liquid box (9), and a compressed air foam outlet pipe (81) communicated with a foam special interface arranged in the lithium battery prefabricated cabin is fixedly arranged at the output end of the foam generator (8).
2. The movable compressed air foam explosion suppression and fire extinguishing device for the prefabricated cabin of the lithium battery as claimed in claim 1, wherein an external water source is connected with the input end of the foam generator (8) through a water source inlet pipe (61), and the water source inlet pipe (61) and the input end of the foam generator (8) are further provided with a water flow control valve (6) for controlling water flow and a water flow meter (7) for calculating water flow.
3. The movable compressed air foam explosion suppression and fire extinguishing device for the lithium battery prefabricated cabin is characterized in that the output end of the air compressor (4) is connected with the input end of the foam generator (8) through a compressed air inlet pipe (51), and a compressed air quantity control valve (5) for controlling the transmission quantity of compressed air is further arranged at the input end of the compressed air inlet pipe (51) and the input end of the foam generator (8).
4. The movable compressed air foam explosion suppression and fire extinguishing device for the lithium battery prefabricated cabin is characterized in that the output end of the foam stock solution tank (9) is communicated with the input end of the plunger pump (3), and the output end of the plunger pump (3) is communicated with the input end of the foam generator (8), so that the foam stock solution stored in the foam stock solution tank (9) can be input into the foam generator (8).
5. The movable compressed air foam explosion suppression and fire extinguishing device for the lithium battery prefabricated cabin is characterized in that an electrical cabinet (13) is arranged on the outer side of a carriage of the movable cart (1), and a storage battery electrically connected with the direct current motor (2) is arranged inside the electrical cabinet (13).
6. The movable compressed air foam explosion suppression and fire extinguishing device for the lithium battery prefabricated cabin is characterized in that a touch display screen (12) is fixedly arranged at the top of the movable cart (1).
7. The movable compressed air foam explosion suppression and fire extinguishing device for the lithium battery prefabricated cabin is characterized in that four corners of the bottom end of the movable trolley (1) are in axisymmetric distribution and are respectively in threaded connection with universal casters (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122894745.5U CN216497139U (en) | 2021-11-24 | 2021-11-24 | Movable compressed air foam explosion suppression fire extinguishing device for prefabricated cabin of lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122894745.5U CN216497139U (en) | 2021-11-24 | 2021-11-24 | Movable compressed air foam explosion suppression fire extinguishing device for prefabricated cabin of lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216497139U true CN216497139U (en) | 2022-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122894745.5U Active CN216497139U (en) | 2021-11-24 | 2021-11-24 | Movable compressed air foam explosion suppression fire extinguishing device for prefabricated cabin of lithium battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216497139U (en) |
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2021
- 2021-11-24 CN CN202122894745.5U patent/CN216497139U/en active Active
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