CN114344773A - Box with automatic fire extinguishing function - Google Patents
Box with automatic fire extinguishing function Download PDFInfo
- Publication number
- CN114344773A CN114344773A CN202210061915.8A CN202210061915A CN114344773A CN 114344773 A CN114344773 A CN 114344773A CN 202210061915 A CN202210061915 A CN 202210061915A CN 114344773 A CN114344773 A CN 114344773A
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- Prior art keywords
- fire extinguishing
- chamber
- fire
- cavity
- battery
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- 238000007789 sealing Methods 0.000 claims abstract description 9
- 238000005192 partition Methods 0.000 claims description 21
- 230000003014 reinforcing effect Effects 0.000 claims description 12
- 230000002269 spontaneous effect Effects 0.000 claims description 12
- 238000002485 combustion reaction Methods 0.000 claims description 10
- 238000003860 storage Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 6
- 239000003795 chemical substances by application Substances 0.000 description 60
- 230000006870 function Effects 0.000 description 9
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 4
- 229910052744 lithium Inorganic materials 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
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Abstract
The invention discloses a box body with an automatic fire extinguishing function, which comprises a body and a fire extinguishing cavity, wherein the fire extinguishing cavity can be positioned in any top wall, side wall and bottom wall of the body, the cavity is provided with a filling hole, a sealing plug is arranged in the filling hole, the fire extinguishing cavity is used for containing a fire extinguishing agent, the strength of one side wall, close to an inner cavity of the body, of the fire extinguishing cavity is lower than that of one side wall, away from the inner cavity of the body, of the fire extinguishing cavity, when a battery spontaneously ignites, the fire extinguishing agent in the fire extinguishing cavity is heated to expand, the fire extinguishing agent conducts fire extinguishing treatment on the battery, or a flame burns the side wall of the fire extinguishing cavity, and the fire extinguishing agent overflows to conduct fire extinguishing treatment on the battery. The box body with the automatic fire extinguishing function provided by the invention has rapid response in the fire extinguishing process, can find any fire extinguishing point in time and carry out fire extinguishing treatment on the fire extinguishing point, and improves the fire extinguishing efficiency of the battery, thereby improving the safety of a new energy automobile.
Description
Technical Field
The application relates to the field of fire extinguishing devices, in particular to a box body with an automatic fire extinguishing function.
Background
The new energy automobile adopts unconventional automobile fuel as a power source (or adopts conventional automobile fuel and a novel vehicle-mounted power device), integrates advanced technologies in the aspects of power control and driving of the automobile, and forms an automobile with advanced technical principle, new technology and new structure; new energy vehicles include four major types of Hybrid Electric Vehicles (HEV), pure electric vehicles (BEV), and Fuel Cell Electric Vehicles (FCEV).
The ternary lithium battery is the most common power source in the new energy automobile, the cruising ability of the ternary lithium battery is about 300-400 kilometers, the ternary lithium battery can be continuously used after being charged in a charging station after the electric quantity of the battery is exhausted, when the quality of the battery does not reach the standard or the battery is not matched privately to assemble the automobile, a fire disaster is easily caused during charging, and the battery is often arranged at the position, close to the rear, below the automobile in order to ensure that the battery does not occupy too much space.
The battery PACK refers to a plurality of batteries packaged, packaged or assembled to a predetermined shape. The battery PACK box is generally disposed on the lower body of the electric vehicle.
Present extinguishing device is like each type fire extinguisher, can only when the conflagration breaing out, artificial putting out a fire, and trigger formula extinguishing device, though can put out a fire to a certain extent, but can not prevent spreading of intensity of a fire, when other vehicles have stopped near the vehicle of starting a fire, just can take place to concatenate and start a fire, and what take place when the lithium cell fires is exothermic chemical reaction, continuously emit the heat, produce a large amount of dense smoke earlier, produce the naked light after the temperature reaches the ignition point, later initiate the conflagration, present extinguishing device all can not effectively stop this process, often burn to scrapping after the vehicle fires, unable maintenance.
In view of the above-mentioned related art, the inventor believes that when the battery in the battery pack box spontaneously ignites, the fire extinguishing apparatus slowly reacts, and since the spontaneous ignition point of the battery is not fixed, the fire extinguishing apparatus is difficult to find the fire extinguishing point in time, so that it is difficult to perform fire extinguishing treatment on the battery at the initial stage of spontaneous ignition.
Disclosure of Invention
In order to discover the point of putting out a fire of battery in time, improve the efficiency of putting out a fire, improve new energy automobile's security, this application provides a box with automatic fire extinguishing function.
The application provides a box with automatic fire extinguishing function adopts following technical scheme:
the utility model provides a box with automatic fire extinguishing function, includes the body and puts out a fire the chamber, the chamber of putting out a fire can be arranged in arbitrary roof, lateral wall and the diapire of body, the cavity has been seted up and has been filled the notes hole, fill and be provided with the sealing plug in the notes hole, the chamber of putting out a fire is used for holding fire extinguishing agent, the intensity that the chamber of putting out a fire is close to a lateral wall of body inner chamber is less than the intensity that the chamber of putting out a fire was kept away from a lateral wall of body inner chamber, when this internal cavity takes place the spontaneous combustion, the fire extinguishing agent of the intracavity of putting out a fire is heated the inflation, and the fire extinguishing agent is to this internal cavity processing of putting out a fire, or the lateral wall of the chamber of putting out a fire is brokenly to the flame, and fire extinguishing agent spills over and puts out a fire to the battery and handles.
Through adopting above-mentioned technical scheme, put into the body with the battery, pour into the fire extinguishing agent into to the intracavity of putting out a fire through filling the filler hole, the sealing plug seals the chamber of putting out a fire, when the battery takes place the spontaneous combustion, the fire extinguishing agent of the intracavity of putting out a fire is heated the inflation, the fire extinguishing agent is put out a fire to the battery and is handled, or the flame is burnt the lateral wall in chamber of putting out a fire and brokenly, the fire extinguishing agent spills over and puts out a fire to the battery and handle, no matter the battery of arbitrary position takes place the spontaneous combustion phenomenon, the chamber lateral wall of putting out a fire that closes on mutually with the flame can all break, the fire extinguishing agent of the intracavity of putting out a fire is put out a fire to the battery and is handled, the process of putting out a fire rapidly, can in time discover arbitrary putting out a fire and handle it, the efficiency of putting out a fire to the battery has been improved new energy automobile's security.
Optionally, the fire extinguishing chamber is disposed within the top wall.
By adopting the technical scheme, because the intensity of the side wall of the fire extinguishing cavity close to the inner cavity of the body is lower than the intensity of the side of the fire extinguishing cavity back to the inner cavity of the body, the fire extinguishing cavity is arranged in the top wall, the extrusion and scratch of the battery to the side wall of the fire extinguishing cavity are reduced, and the occurrence of the fire extinguishing agent leakage phenomenon in the fire extinguishing cavity is reduced.
Optionally, one side that the chamber of putting out a fire is close to the body inner chamber is provided with a plurality of archs, the position that the arch deviates from body inner chamber one side forms the recess, the recess can be arranged in to the fire extinguishing agent.
Through adopting above-mentioned technical scheme, the contact area between fire extinguishing agent and the flame has been increased to the arch to fire extinguishing agent's perception ability has been improved.
Optionally, the protrusions are circular and are evenly spaced.
Through adopting above-mentioned technical scheme, circular protruding atress is even, and simultaneously with the area of contact of flame bigger.
Optionally, a reinforcing rib is arranged between the protrusions.
Through adopting above-mentioned technical scheme, the strengthening rib consolidates the chamber of putting out a fire, when preventing that the battery from generating heat, the fire extinguishing agent inflation that generates heat causes the chamber of putting out a fire to warp.
Optionally, the fire extinguishing chamber is internally provided with a plurality of partition plates, one end of each partition plate in the length direction has a gap with the inner wall of the fire extinguishing chamber, and the gap between every two adjacent partition plates is not located at the same end of the partition plates in the length direction.
Through adopting above-mentioned technical scheme, increased the removal route of fire extinguishing agent to reduce the rocking of fire extinguishing agent, improved the stability of fire extinguishing agent.
Optionally, each of the spacers is provided with a plurality of through holes.
Through adopting above-mentioned technical scheme, the fire extinguishing agent can flow in the through-hole on the space bar to reduce rocking of fire extinguishing agent, improved the stability of fire extinguishing agent.
Optionally, the partition plates are arranged in parallel, each partition plate corresponds to a corresponding reinforcing rib, and the partition plates are fixedly connected with the reinforcing ribs.
Through adopting above-mentioned technical scheme, improved the firm degree in chamber of putting out a fire to the security in chamber of putting out a fire has been improved.
Optionally, the box can be used to new energy automobile battery PACK case, switch board box, basic station cabinet, electric appliance cabinet and storage box field.
Through adopting above-mentioned technical scheme, effectively reduced battery PACK case, switch board box and the emergence of the electric appliance cabinet spontaneous combustion out of control phenomenon.
Compared with the prior art, the invention has the beneficial effects that:
according to the novel energy vehicle, the fire extinguishing cavity is arranged, the battery is placed into the body, the fire extinguishing agent is injected into the fire extinguishing cavity through the filling hole, the fire extinguishing cavity is sealed by the sealing plug, when the battery is spontaneously combusted, the fire extinguishing agent in the fire extinguishing cavity is heated to expand, the fire extinguishing agent is used for carrying out fire extinguishing treatment on the battery, or a flame burns the side wall of the fire extinguishing cavity, the fire extinguishing agent overflows to carry out fire extinguishing treatment on the battery, no matter whether the battery at any position is spontaneously combusted, the side wall of the fire extinguishing cavity adjacent to the flame can be broken, the fire extinguishing agent in the fire extinguishing cavity is used for carrying out fire extinguishing treatment on the battery, the reaction in the fire extinguishing process is rapid, any fire extinguishing point can be found in time and is carried out fire extinguishing treatment on the battery, the fire extinguishing efficiency of the battery is improved, and the safety of the novel energy vehicle is improved;
the invention has the advantages that the plurality of bulges are arranged, so that the contact area between the fire extinguishing agent and the flame is increased by the bulges, and the sensing capability of the fire extinguishing agent is improved;
the reinforcing ribs are arranged to reinforce the fire extinguishing cavity, so that the fire extinguishing cavity is prevented from being deformed due to heating expansion of the fire extinguishing agent when the battery is heated;
according to the invention, the through holes are formed in the partition plate, so that the fire extinguishing agent can flow in the through holes in the partition plate, thereby reducing the shaking of the fire extinguishing agent and improving the stability of the fire extinguishing agent;
according to the invention, the partition plate is fixedly connected with the reinforcing ribs, so that the firmness of the fire extinguishing chamber is improved, and the safety of the fire extinguishing chamber is improved.
Drawings
FIG. 1 is a schematic structural diagram of a case with an automatic fire extinguishing function according to the present invention;
FIG. 2 is a bottom view of the top wall of the container body with the automatic fire extinguishing function according to the present invention;
fig. 3 is a sectional view of the top wall of the cabinet having the self-extinguishing function according to the present invention.
In the figure: 1. a body; 2. a fire extinguishing chamber; 3. a top wall; 4. a side wall; 5. a bottom wall; 6. a fill hole; 7. a sealing plug; 8. a protrusion; 9. reinforcing ribs; 10. a partition plate; 11. a gap; 12. and a through hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, the embodiment of the box with the automatic fire extinguishing function provided by the invention comprises a body 1 and a fire extinguishing chamber 2, wherein the fire extinguishing chamber 2 can be positioned in any one of a top wall 3, a side wall 4 and a bottom wall 5 of the body 1, the cavity is provided with a filling hole 6, a sealing plug 7 is arranged in the filling hole 6, the fire extinguishing chamber 2 is used for containing a fire extinguishing agent, the strength of one side wall 4, close to the inner cavity of the body 1, of the fire extinguishing chamber 2 is lower than that of one side wall 4, away from the inner cavity of the body 1, of the fire extinguishing chamber 2, when a battery spontaneously ignites, the fire extinguishing agent in the fire extinguishing chamber 2 expands due to heating, the fire extinguishing agent extinguishes the battery, or a flame burns the side wall 4 of the fire extinguishing chamber 2, and overflows to extinguish the battery.
Put into body 1 with the battery, pour into extinguishing agent into in the chamber 2 of putting out a fire through filling hole 6, extinguishing agent is liquid extinguishing agent. Sealing plug 7 seals the chamber 2 of putting out a fire, when the battery takes place the spontaneous combustion, the fire extinguishing agent thermal expansion in the chamber 2 of putting out a fire, the fire extinguishing agent is put out a fire to the battery and is handled, or the flame burns out the lateral wall 4 in chamber 2 of putting out a fire, the fire extinguishing agent overflows and puts out a fire to the battery, no matter the battery of arbitrary position takes place the spontaneous combustion phenomenon, 2 lateral walls 4 in chamber of putting out a fire that close on mutually with the flame all can break, the fire extinguishing agent in the chamber 2 of putting out a fire is put out a fire to the battery and is handled, the process of putting out a fire reaction is rapid, can in time discover arbitrary point of putting out a fire and put out a fire to it and handle, the efficiency of putting out a fire to the battery has been improved, thereby new energy automobile's security has been improved.
The fire extinguishing chamber 2 is arranged in the top wall 3. Because the intensity of one side wall 4 of the fire extinguishing cavity 2 close to the inner cavity of the body 1 is lower than the intensity of one side of the fire extinguishing cavity 2 far away from the inner cavity of the body 1, the fire extinguishing cavity 2 is arranged in the top wall 3, the extrusion and scratch of the batteries on the side wall 4 of the fire extinguishing cavity 2 are reduced, and the occurrence of the fire extinguishing agent leakage phenomenon in the fire extinguishing cavity 2 is reduced.
One side that chamber 2 goes out a fire and be close to 1 inner chamber of body is provided with a plurality of archs 8, and the position that arch 8 deviates from 1 inner chamber of body one side forms the recess, and the recess can be arranged in to the fire extinguishing agent. The contact area between the fire extinguishing agent and the flame is increased by the protrusions 8, so that the sensing capability of the fire extinguishing agent is improved.
The bulges 8 are circular, and the bulges 8 are uniformly arranged at intervals. The circular bulge 8 is evenly stressed, and meanwhile, the contact area of the circular bulge and the flame is larger.
Reinforcing ribs 9 are arranged between the bulges 8. The strengthening rib 9 consolidates the chamber 2 of putting out a fire, when preventing that the battery from generating heat, the fire extinguishing agent inflation that generates heat causes the chamber 2 of putting out a fire to warp.
Be provided with division board 10 in the chamber 2 of putting out a fire, division board 10 has a plurality ofly, and there is clearance 11 at the one end of division board 10 length direction and the inner wall in chamber 2 of putting out a fire, and the clearance 11 of two adjacent division boards 10 is not at the same end of division board 10 length direction. The moving path of the fire extinguishing agent is increased, so that the shaking of the fire extinguishing agent is reduced, and the stability of the fire extinguishing agent is improved.
Each of the partition plates 10 is provided with a plurality of through-holes 12, and the through-holes 12 are plural. The fire extinguishing agent can flow in the through-holes 12 of the partition plate 10, thereby reducing the shaking of the fire extinguishing agent and improving the stability of the fire extinguishing agent.
The partition plates 10 are arranged in parallel, each partition plate 10 corresponds to one of the reinforcing ribs 9, and the partition plates 10 are fixedly connected with the reinforcing ribs 9. The firmness of the fire extinguishing chamber 2 is improved, thereby improving the safety of the fire extinguishing chamber 2.
The box can be used to new energy automobile battery PACK case, switch board box, basic station cabinet, electric appliance cabinet and storage box field. The spontaneous combustion out of control phenomenon of the battery PACK box, the power distribution cabinet body and the electric appliance cabinet is effectively reduced.
The working principle is as follows:
put into body 1 with the battery, through filling into hole 6 to the fire extinguishing agent of injecting in 2 in the chamber of putting out a fire, sealing plug 7 seals the chamber of putting out a fire 2, when the battery takes place the spontaneous combustion, the fire extinguishing agent in the chamber of putting out a fire 2 is heated the inflation, the fire extinguishing agent is put out a fire to the battery and is handled, or the flame burns out the lateral wall 4 in chamber of putting out a fire 2, the fire extinguishing agent overflows and puts out a fire to the battery and handle, no matter the battery of arbitrary position takes place the spontaneous combustion phenomenon, 2 lateral walls 4 in the chamber of putting out a fire that close on mutually with the flame all can break, the fire extinguishing agent in the chamber of putting out a fire 2 handles the battery of putting out a fire, the process of putting out a fire is rapid, can in time discover arbitrary point of putting out a fire and handle it, the fire extinguishing efficiency to the battery is improved, thereby new energy automobile's security has been improved.
The circular bulge 8 is evenly stressed, and meanwhile, the contact area of the circular bulge and the flame is larger. The fire extinguishing agent can flow in the through-holes 12 of the partition plate 10, thereby reducing the shaking of the fire extinguishing agent and improving the stability of the fire extinguishing agent.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (9)
1. The utility model provides a box with automatic fire extinguishing function which characterized in that: including body (1) and fire extinguishing chamber (2), fire extinguishing chamber (2) can be arranged in arbitrary roof (3), lateral wall (4) and diapire (5) of body (1), fill notes hole (6) have been seted up to the cavity, be provided with sealing plug (7) in filling notes hole (6), fire extinguishing chamber (2) are used for holding fire extinguishing agent, the intensity that fire extinguishing chamber (2) are close to lateral wall (4) of body (1) inner chamber is less than the intensity that fire extinguishing chamber (2) deviate from a body (1) inner chamber lateral wall (4), when the cavity in body (1) takes place the spontaneous combustion, the fire extinguishing agent in fire extinguishing chamber (2) is heated the inflation, and the fire extinguishing agent is put out a fire to the cavity in body (1), or the flame burns lateral wall (4) of fire extinguishing chamber (2) and breaks out, and the fire extinguishing agent spills out a fire to the battery.
2. The cabinet with the automatic fire extinguishing function according to claim 1, wherein: the fire extinguishing chamber (2) is arranged in the top wall (3).
3. The box body with the automatic fire extinguishing function according to claim 2, wherein: one side that fire extinguishing chamber (2) is close to body (1) inner chamber is provided with a plurality of archs (8), the position that arch (8) deviate from body (1) inner chamber one side forms the recess, the fire extinguishing agent can be arranged in the recess.
4. A housing with automatic fire extinguishing function according to claim 3, characterized in that: the bulges (8) are circular, and the bulges (8) are uniformly arranged at intervals.
5. The box body with the automatic fire extinguishing function according to claim 4, wherein: and reinforcing ribs (9) are arranged between the bulges (8).
6. The cabinet with the automatic fire extinguishing function according to claim 5, wherein: be provided with space bar (10) in chamber of putting out a fire (2), space bar (10) have a plurality ofly, there is clearance (11) in space bar (10) length direction's one end and the inner wall in chamber of putting out a fire (2), and clearance (11) of two adjacent space bars (10) are not at the same end of space bar (10) length direction.
7. The box body with the automatic fire extinguishing function according to claim 6, wherein: each partition plate (10) is provided with a plurality of through holes (12), and the through holes (12) are arranged in a plurality.
8. The cabinet with the automatic fire extinguishing function according to claim 7, wherein: the partition plates (10) are arranged in parallel, each partition plate (10) corresponds to one reinforcing rib (9) one by one, and the partition plates (10) are fixedly connected with the reinforcing ribs (9).
9. A housing having an automatic fire extinguishing function according to any one of claims 1 to 8, wherein: the box can be used to new energy automobile battery PACK case, switch board box, basic station cabinet, electric appliance cabinet and storage box field.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210061915.8A CN114344773A (en) | 2022-01-19 | 2022-01-19 | Box with automatic fire extinguishing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210061915.8A CN114344773A (en) | 2022-01-19 | 2022-01-19 | Box with automatic fire extinguishing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114344773A true CN114344773A (en) | 2022-04-15 |
Family
ID=81091504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210061915.8A Pending CN114344773A (en) | 2022-01-19 | 2022-01-19 | Box with automatic fire extinguishing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114344773A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114976427A (en) * | 2022-06-16 | 2022-08-30 | 东风时代(武汉)电池系统有限公司 | Design and method of battery box with active fire extinguishing function |
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| US20100012335A1 (en) * | 2006-03-22 | 2010-01-21 | Popp James B | Fire suppressant device and method, including expansion agent |
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| CN209187961U (en) * | 2017-11-01 | 2019-08-02 | 富迪斯股份公司 | Autonomous extinguishing device |
| CN110863605A (en) * | 2019-11-28 | 2020-03-06 | 湖南麓上住宅工业科技有限公司 | Light wood structure fireproof wall plate |
| CN210349923U (en) * | 2019-08-30 | 2020-04-17 | 长沙优力电驱动系统有限公司 | Battery and electric vehicle |
| CN210583451U (en) * | 2019-08-19 | 2020-05-22 | 阳光电源股份有限公司 | Fire extinguishing and cooling device of energy storage battery pack |
| CN214550766U (en) * | 2021-04-29 | 2021-11-02 | 江西铂曼科技有限公司 | New energy automobile battery case with quick fire extinguishing function |
-
2022
- 2022-01-19 CN CN202210061915.8A patent/CN114344773A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100012335A1 (en) * | 2006-03-22 | 2010-01-21 | Popp James B | Fire suppressant device and method, including expansion agent |
| CN206417331U (en) * | 2016-12-06 | 2017-08-18 | 北京诚志北分机电技术有限公司 | It is a kind of to be used to prevent the storage bin of liquid sloshing |
| CN106998032A (en) * | 2017-05-25 | 2017-08-01 | 镇江华源晋昌电器有限公司 | A kind of self-extinguishing switch cubicle |
| CN209187961U (en) * | 2017-11-01 | 2019-08-02 | 富迪斯股份公司 | Autonomous extinguishing device |
| CN210583451U (en) * | 2019-08-19 | 2020-05-22 | 阳光电源股份有限公司 | Fire extinguishing and cooling device of energy storage battery pack |
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| CN110863605A (en) * | 2019-11-28 | 2020-03-06 | 湖南麓上住宅工业科技有限公司 | Light wood structure fireproof wall plate |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114976427A (en) * | 2022-06-16 | 2022-08-30 | 东风时代(武汉)电池系统有限公司 | Design and method of battery box with active fire extinguishing function |
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