CN220025939U - Battery module fire control unit - Google Patents
Battery module fire control unit Download PDFInfo
- Publication number
- CN220025939U CN220025939U CN202321225444.6U CN202321225444U CN220025939U CN 220025939 U CN220025939 U CN 220025939U CN 202321225444 U CN202321225444 U CN 202321225444U CN 220025939 U CN220025939 U CN 220025939U
- Authority
- CN
- China
- Prior art keywords
- battery
- gas
- gear
- battery box
- fire
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 230000005484 gravity Effects 0.000 claims abstract description 13
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 11
- 210000003437 trachea Anatomy 0.000 claims 3
- 238000010248 power generation Methods 0.000 claims 1
- 239000007789 gas Substances 0.000 abstract description 61
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 229910052760 oxygen Inorganic materials 0.000 abstract description 3
- 239000001301 oxygen Substances 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 7
- 239000003792 electrolyte Substances 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 244000309464 bull Species 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010285 flame spraying Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Battery Mounting, Suspending (AREA)
Abstract
The utility model relates to the technical field of fire protection safety, and discloses a battery module fire protection device, which comprises a storage box and a gas cylinder, wherein two battery boxes are fixed in the storage box, a main pipe is arranged on the right sides of the two battery boxes in the storage box, the top end of the main pipe penetrates to the outer side of the storage box, after a lithium battery core is overheated and fires, gas in the battery box is heated and expanded, or the gravity check valve is opened due to the fact that a shell body in the lithium battery core and an explosion-proof valve are cracked and exposed out of the gas, the corresponding sensor receives a signal and transmits the signal to an explosion-proof controller for judgment, the corresponding electromagnetic gas valve is controlled to be opened, fire protection gas stored in the gas cylinder enters the battery box through a gas inlet pipe, then the gas in the battery box is discharged to the outside of the main pipe through an overload check valve, and when the fire protection gas enters the battery box, the temperature in the battery box is reduced, and the fire protection gas is covered by the fire source oxygen, so that the fire protection effect is achieved.
Description
Technical Field
The utility model relates to the technical field of fire safety, in particular to a battery module fire fighting device.
Background
The lithium ion battery has the advantages of high nominal voltage, high specific energy, high energy density, long service life and the like. However, lithium ion batteries have certain safety problems at the same time, and are easy to fire when not used. When the lithium battery is on fire, a large amount of heat is generated to cause the rupture of the battery shell or the explosion-proof valve, then a large amount of electrolyte, combustible gas and the like leak or spray out, and if the ignition point is reached in the leakage or spraying process, flame spraying is carried out at the moment.
The existing battery fire-fighting technology is concentrated in extinguishing fire points, but the injected electrolyte and combustible gas lack of guiding control, and after being sprayed everywhere, the electrolyte and the combustible gas can cause other batteries which are relatively close to each other to be ignited, and if the electrolyte and the combustible gas are diffused into a stored closed space, the whole storage space can be burnt or exploded after reaching a certain concentration.
Therefore, we propose a battery module fire fighting device for guiding electrolyte and combustible gas to be discharged.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a battery module fire fighting device, which solves the problems in the background art.
In order to solve the technical problem, according to one aspect of the utility model, the battery module fire fighting device comprises a storage box and a gas cylinder, wherein two battery boxes are fixed in the storage box, a main pipe is arranged on the right side of each battery box and positioned in the storage box, the top end of the main pipe penetrates to the outer side of the storage box, a guide pipe is communicated between each battery box and the main pipe, a gravity check valve is arranged in the middle of the guide pipe, a sensor is fixed at the bottom of each gravity check valve, two gas pipes are communicated with the top of the gas cylinder, the two gas pipes penetrate into the storage box, an electromagnetic gas valve is arranged in the storage box and positioned on the outer surface of each gas pipe, a fire fighting controller is fixed on the lower surface of the storage box, a lithium battery core is fixed in the storage box, a gas inlet interface is arranged in the upper left of the front surface of each battery box in a penetrating manner, a connector is connected with the gas inlet interface in a threaded manner, and the connector is communicated with the gas pipes.
Still further, the wheel groove has been seted up to the inside left side of income gas interface, the inside upper surface of wheel groove rotates and is connected with the impeller, the change groove has been seted up to the inside front surface of battery box, the change groove with the wheel groove is linked together, change groove temporal lower surface rotation connection gear one, gear one upper surface center department with impeller lower surface center department all is fixed with the drive wheel, two the drive wheel surface is equipped with the drive belt jointly, the inside lower surface rotation of battery box is connected with gear two, gear two front end is located change inslot portion, and with gear one rear end meshing is connected, gear two upper surface rear is fixed with the bull stick, bull stick surface swing joint has the movable frame, battery box inside is fixed with two supports, two the inside common sliding connection of support has the pinion rack, the movable frame rear end with pinion left end fixed connection, the battery box lower surface is located the pinion rear rotation is connected with a plurality of gears three, the gear three upper surface is located the pinion top is fixed with the blade.
Furthermore, the rear surface of the toothed plate is provided with a plurality of gear teeth, and the toothed plate is in meshed connection with the gear three through the gear teeth.
Furthermore, the two sensors are electrically connected with the fire control controller, and the fire control controller is electrically connected with the two electromagnetic air valves respectively.
Furthermore, the fire control controller, the electromagnetic air valve and the sensor are all electrically connected with an external power supply.
Further, the blade and the rear part of the air inlet interface are at the same horizontal height.
The battery module fire fighting device has the beneficial effects that:
(1) When the lithium battery cell in the battery box is overheated and fires, the gas in the battery box is heated and expanded, or the gravity check valve is opened due to the fact that the shell in the lithium battery cell and the explosion-proof valve are cracked and leak out of the gas, the corresponding sensor receives signals and transmits the signals to the explosion-proof controller to judge, the corresponding electromagnetic air valve is controlled to be opened, fire-fighting gas stored in the air bottle enters the battery box through the air inlet pipe and then is discharged to the main pipe through the gravity check valve, and the main pipe is discharged to the outside of the storage box, when the fire-fighting gas enters the battery box, the temperature in the battery box is reduced, and the fire source is covered to isolate oxygen, so that the fire-fighting effect is achieved.
(2) When fire-fighting gas enters the gas inlet port, the fast flowing gas blows the impeller to rotate, and the first gear is rotated under the transmission of the transmission wheel and the transmission belt, so that the second gear is rotated, the rotating rod eccentrically rotates along with the rotation of the second gear to push the inner wall of the movable frame to move in the movable frame, so that the movable frame is driven to reciprocate, the toothed plate moves under the driving of the movable frame, the third gear is rotated through the gear teeth, and finally the blade repeatedly fans, so that the fire-fighting gas is diffused, and the fire-fighting speed of the fire-fighting gas is improved.
Drawings
The utility model will be described in further detail with reference to the accompanying drawings and detailed description.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a battery box according to the present utility model;
FIG. 3 is a schematic view showing a top-down structure of a battery case according to the present utility model;
fig. 4 is an enlarged schematic view of the structure of fig. 3 a according to the present utility model.
In the figure: 1. a storage case; 2. a battery box; 3. a header pipe; 4. a conduit; 5. a gravity check valve; 6. a sensor; 7. a gas cylinder; 8. an air pipe; 9. an electromagnetic air valve; 10. a blade; 11. a fire control controller; 12. a lithium cell; 13. an air inlet interface; 14. a joint; 15. wheel grooves; 16. an impeller; 17. a rotary groove; 18. a first gear; 19. a driving wheel; 20. a transmission belt; 21. a second gear; 22. a rotating rod; 23. a movable frame; 24. a bracket; 25. a toothed plate; 26. and a third gear.
Detailed Description
The utility model will be described in detail hereinafter with reference to the drawings in conjunction with embodiments. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.
As shown in fig. 1-4, according to one aspect of the present utility model, there is provided a fire fighting device for a battery module, including a storage box 1 and a gas cylinder 7, two battery boxes 2 are fixed inside the storage box 1, a main pipe 3 is disposed on the right side of the two battery boxes 2 inside the storage box 1, the top end of the main pipe 3 penetrates to the outside of the storage box 1, a conduit 4 is communicated between the two battery boxes 2 and the main pipe 3, a gravity check valve 5 is disposed in the middle of the conduit 4, a sensor 6 is fixed at the bottom of the gravity check valve 5, two gas pipes 8 are communicated at the top of the gas cylinder 7, both gas pipes 8 penetrate into the storage box 1, an electromagnetic gas valve 9 is disposed on the outer surface of the gas pipe 8 and inside the storage box 1, a fire fighting controller 11 is fixed on the lower surface inside the storage box 1, a lithium battery cell 12 is fixed inside the battery box 2, a gas inlet port 13 is provided on the upper left of the front surface of the battery box 2, a connector 14 is connected with an internal thread, the connector 14 is connected with the gas pipe 7, and the gas cylinder 7 is filled with low-temperature compressed carbon dioxide gas.
In this embodiment, a wheel groove 15 is formed on the left side of the inside of the air inlet port 13, an impeller 16 is rotatably connected to the upper surface of the inside of the wheel groove 15, a rotating groove 17 is formed on the front surface of the inside of the battery box 2, the rotating groove 17 is communicated with the wheel groove 15, a first gear 18 is rotatably connected to the lower surface of the rotating groove 17, driving wheels 19 are fixed to the centers of the upper surface of the first gear 18 and the lower surface of the impeller 16, a driving belt 20 is jointly arranged on the outer surfaces of the two driving wheels 19, a second gear 21 is rotatably connected to the lower surface of the inside of the battery box 2, the front end of the second gear 21 is located inside the rotating groove 17 and is meshed with the rear end of the first gear 18, a rotating rod 22 is fixed to the rear of the upper surface of the second gear 21, a movable frame 23 is movably connected to the outer surface of the rotating rod 22, two supports 24 are fixed inside of the battery box 2, a toothed plate 25 is jointly slidably connected to the rear end of the movable frame 23 and the left end of the toothed plate 25, a plurality of gears three 26 are rotatably connected to the rear surface of the lower surface of the battery box 2, and a blade 10 is fixedly arranged above the toothed plate 25.
In this embodiment, the rear surface of the toothed plate 25 is provided with a plurality of teeth, the toothed plate 25 is engaged with the third gear 26 through the teeth, and when the toothed plate 25 moves left and right, the third gear 26 is driven to rotate, so that the blade 10 is caused to fan.
In this embodiment, the two sensors 6 are electrically connected with the fire control controller 11, the fire control controller 11 is electrically connected with the two electromagnetic air valves 9 respectively, the sensors 6 monitor the opening and closing conditions of the gravity check valve 5 and transmit signals to the fire control controller 11, and the fire control controller 11 controls the corresponding electromagnetic air valves 9 to be opened according to the conditions.
In this embodiment, the fire control controller 11, the electromagnetic valve 9 and the sensor 6 are all electrically connected with an external power source, and the battery box 2 is not used as a power supply source, so that the battery box 2 is prevented from being damaged and then unable to operate normally.
In this embodiment, the vane 10 and the air inlet 13 are located at the same level behind each other, so that the vane 10 can better contact with the fire-fighting gas entering from the air inlet 13 after fanning, thereby enabling the fire-fighting gas to diffuse more quickly.
The working principle of the device is as follows: when the lithium battery cell 12 in the battery box 2 is overheated and fires, the gas in the battery box 2 is heated and expands, or the gravity check valve 5 is opened due to the fact that the shell in the lithium battery cell 12 and the explosion-proof valve are cracked and leak out of the gas, the corresponding sensor 6 receives signals and transmits the signals to the explosion-proof controller 11 to judge, the corresponding electromagnetic gas valve 9 is controlled to be opened, the fire-fighting gas stored in the gas cylinder 7 enters the battery box 2 through the gas inlet pipe 8, then the gas in the battery box 2 is discharged to the main pipe 3 through the gravity check valve 5 and then is discharged to the outside of the storage box 1 through the main pipe 3, and when the fire-fighting gas enters the battery box 2, the fire-fighting gas can simultaneously reduce the temperature in the battery box 2 and cover the fire source to isolate oxygen, so that the fire-fighting effect is achieved; when fire-fighting gas enters the gas inlet interface 13, the fast flowing gas blows the impeller 16 to rotate, and the first gear 18 is rotated under the transmission of the transmission wheel 19 and the transmission belt 20, so that the second gear 21 is rotated, the rotating rod 22 eccentrically rotates along with the rotation of the second gear 21 to push the inner wall of the movable frame 23, so that the movable frame 23 is driven to reciprocate, the toothed plate 25 is driven by the movable frame 23 to move, the third gear 26 is rotated through the gear teeth, and finally the blade 10 repeatedly fans to spread fire-fighting gas, so that the fire-fighting gas extinguishing speed is improved.
Of course, the above description is not intended to limit the utility model, but rather the utility model is not limited to the above examples, and variations, modifications, additions or substitutions within the spirit and scope of the utility model will be within the scope of the utility model.
Claims (6)
1. The utility model provides a battery module fire control unit, includes case (1) and gas cylinder (7), its characterized in that: deposit case (1) inside two battery case (2) of fixing, deposit case (1) inside be located two battery case (2) right side is equipped with house steward (3), house steward (3) top run through to deposit case (1) outside, two battery case (2) respectively with the intercommunication has pipe (4) between house steward (3), pipe (4) middle part is equipped with gravity check valve (5), gravity check valve (5) bottom is fixed with sensor (6), gas cylinder (7) top intercommunication has two trachea (8), two trachea (8) all run through to deposit case (1) inside, trachea (8) surface is located deposit case (1) inside be provided with electromagnetic valve (9), deposit case (1) inside lower surface fixation has fire control controller (11), battery case (2) inside be fixed with lithium cell (12), battery case (2) front surface upper left side has run through and has been seted up into air inlet connection (13), air inlet connection (14) have air inlet connection (14) and thread connection (14).
2. The battery module fire protection device of claim 1, wherein: the utility model discloses a solar energy power generation device, including a battery box (2), a left side and a right side, wherein a wheel groove (15) is arranged on the left side inside an air inlet interface (13), an impeller (16) is rotationally connected to the upper surface inside the wheel groove (15), a rotary groove (17) is arranged on the front surface inside the battery box (2), the rotary groove (17) is communicated with the wheel groove (15), a first gear (18) is rotationally connected to the lower surface of the rotary groove (17), a driving wheel (19) is fixed to the center of the upper surface of the first gear (18) and the center of the lower surface of the impeller (16), a driving belt (20) is jointly arranged on the outer surface of the driving wheel (19), a second gear (21) is rotationally connected to the lower surface inside the battery box (2), the front end of the second gear (21) is arranged inside the rotary groove (17) and is in meshed connection with the rear end of the first gear (18), a rotary rod (22) is fixedly arranged behind the upper surface of the second gear (21), a movable frame (23) is movably connected to the outer surface of the rotary rod (22), two brackets (24) are fixedly arranged inside the battery box (2), two brackets (24) and the two brackets (24) are fixedly connected to the inner side of the left side of the battery box (25) and the movable frame (25), the upper surface of the gear III (26) is positioned above the toothed plate (25) and is fixedly provided with a blade (10).
3. The battery module fire fighting device according to claim 2, wherein: the rear surface of the toothed plate (25) is provided with a plurality of gear teeth, and the toothed plate (25) is in meshed connection with the gear III (26) through the gear teeth.
4. The battery module fire protection device of claim 1, wherein: the two sensors (6) are electrically connected with the fire control controller (11), and the fire control controller (11) is electrically connected with the two electromagnetic air valves (9) respectively.
5. The battery module fire protection device of claim 1, wherein: the fire control controller (11), the electromagnetic air valve (9) and the sensor (6) are electrically connected with an external power supply.
6. The battery module fire fighting device according to claim 2, wherein: the blade (10) and the rear part of the air inlet interface (13) are positioned at the same horizontal height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321225444.6U CN220025939U (en) | 2023-05-20 | 2023-05-20 | Battery module fire control unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321225444.6U CN220025939U (en) | 2023-05-20 | 2023-05-20 | Battery module fire control unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220025939U true CN220025939U (en) | 2023-11-17 |
Family
ID=88721327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321225444.6U Active CN220025939U (en) | 2023-05-20 | 2023-05-20 | Battery module fire control unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220025939U (en) |
-
2023
- 2023-05-20 CN CN202321225444.6U patent/CN220025939U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |