CN219779106U - Battery protection device - Google Patents
Battery protection device Download PDFInfo
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- CN219779106U CN219779106U CN202320919087.7U CN202320919087U CN219779106U CN 219779106 U CN219779106 U CN 219779106U CN 202320919087 U CN202320919087 U CN 202320919087U CN 219779106 U CN219779106 U CN 219779106U
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- battery
- limiting
- touch baffle
- touch
- plate
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- 230000001681 protective effect Effects 0.000 claims abstract description 46
- 230000005540 biological transmission Effects 0.000 claims abstract description 40
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 8
- 238000011900 installation process Methods 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Abstract
The utility model discloses a battery protection device, which belongs to the technical field of battery protection, and comprises a protection box and further comprises: the touch baffle is used for vertically limiting the battery; the limiting plate is used for fixedly limiting the side face of the battery; the transmission mechanism drives the limiting plate to synchronously and transversely move when the touch baffle transversely moves; when the battery is placed in the protective box, the plurality of touch baffles are driven to transversely move, the limiting plate is driven to move through the transmission mechanism, the placement is simple, and the battery is prevented from being worn; after the battery is completely placed in the protective box, the touch baffle can restore the initial position to be above the battery and limit the vertical direction of the battery; meanwhile, the limiting plate is driven to be in movable contact with the side face of the battery through the cooperation of the transmission mechanism and the screw rod, so that the lateral movement of the battery is avoided, the condition that a certain gap exists in the prior battery installation process can be avoided, the shaking condition of the battery in the riding process is avoided, and the safety is high.
Description
Technical Field
The utility model relates to the technical field of battery protection, in particular to a battery protection device.
Background
The device that converts chemical energy into electrical energy is called a chemical battery, commonly referred to simply as a battery. After discharge, the internal active species can be regenerated by means of charging, i.e. electrical energy is stored as chemical energy; when discharging is required, chemical energy is converted into electric energy again, and the battery is called a storage battery. The accumulator is a power source on the electric bicycle.
At present, a storage battery of an electric vehicle is usually placed in a battery cavity below a cushion, and in order to ensure the placement stability of the battery, the inner wall of the battery cavity is in close contact with the battery, so that the battery can be rubbed greatly when being taken and placed, and particularly, the problem that a delivery rider needs to frequently replace the battery can be caused that the battery is worn and the battery is difficult to take and place; but at present, a part of battery cavities and batteries have certain gaps, so that more jolts occur in the riding process, the batteries can shake, potential safety hazards exist, and the use effect is poor.
Therefore, it is necessary to provide a battery protection device to solve the above technical problems.
Disclosure of Invention
The present utility model is directed to a battery protection device to solve the above-mentioned problems.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a battery protection device, comprising a protection box, further comprising:
the touch baffle is provided with a plurality of touch baffles which are respectively arranged on the inner walls around the protective box and are used for vertically limiting the battery;
the limiting plates are provided with a plurality of limiting plates which are respectively arranged below the corresponding touch baffle plates in the protective box and are used for fixedly limiting the side surfaces of the battery;
the transmission cavity is arranged at the position corresponding to the limiting plate in the protective box;
the transmission mechanism is arranged in the transmission cavity, and when the touch baffle moves transversely, the transmission mechanism drives the limiting plate to move transversely synchronously.
Further, a sliding cavity is formed in the protective box at a position corresponding to the touch baffle, the side wall of the touch baffle is in sliding fit with the sliding cavity, and a first elastic piece is arranged between the end part of the touch baffle and the inner wall of the sliding cavity.
Further, the protection box is movably connected with a rectangular sleeve block at the position corresponding to the limiting plate, one end of the rectangular sleeve block is connected with the limiting plate, the other end of the rectangular sleeve block is connected with a screw rod in a threaded manner, and one end of the screw rod, which is far away from the rectangular sleeve block, is rotatably connected with the inner wall of the transmission cavity.
Further, the transmission mechanism comprises a rotating shaft which is rotatably connected between the front wall and the rear wall of the transmission cavity, a worm is arranged on the rotating shaft, a worm wheel meshed with the worm is fixedly arranged on the screw rod, and a linkage assembly for driving the rotating shaft to rotate is arranged in the transmission cavity.
Further, a moving groove communicated with the sliding cavity is formed in the upper wall of the transmission cavity;
the linkage assembly comprises a gear arranged on the rotating shaft, a toothed plate meshed with the gear is arranged in the transmission cavity corresponding to the gear, a connecting rod is arranged on the toothed plate, and the upper end of the connecting rod penetrates through the moving groove and is connected with the touch baffle.
Further, a fixed seat is arranged on the inner wall of the protective box at the bottom position corresponding to the touch baffle, a limiting block is connected in a sliding manner in the fixed seat, and a second elastic piece is arranged between the limiting block and the inner wall of the fixed seat;
and the touch baffle plate is vertically provided with a limiting hole matched with the limiting block in a penetrating way.
Further, a fixed rod is arranged in the limiting hole, a vertical rod is movably connected to the fixed rod, a pressing block and a retaining plate are respectively arranged at the upper end and the lower end of the vertical rod, and a third elastic piece is arranged between the retaining plate and the fixed rod.
Compared with the prior art, the utility model has the advantages that:
1. when the battery is placed in the protective box, the plurality of touch baffles are driven to transversely move, the limiting plates are driven to move through the transmission mechanism, so that the distance between the limiting plates can be increased, the situation that the friction force is large due to close contact when the battery is placed at present is avoided, the placement is simple, and the battery is prevented from being worn; after the battery is completely placed in the protective box, the touch baffle is not extruded by the battery any more, and the touch baffle can restore the initial position to be above the battery and limit the vertical direction of the battery to limit the movement of the battery in the up-down direction; meanwhile, the limiting plate is driven by the transmission mechanism and the screw rod to be in movable contact with the side face of the battery, and the side face of the battery is limited and fixed, so that the transverse movement of the battery is avoided, the condition that a certain gap exists in the prior battery installation process is avoided, the shaking condition of the battery in the riding process of the electric vehicle is avoided, and the safety is high.
2. When the battery in the protective box needs to be taken out, the touch baffle is pushed to be not positioned right above the battery, the touch baffle is pushed to be moved for a distance, when the limiting hole on the touch baffle moves to the limiting block on the fixing seat, the limiting block can enter the limiting hole to limit and fix the touch baffle, and when the touch baffle moves, each limiting plate can also move towards the direction far away from the battery, the limiting plate at the moment can not limit the side face of the battery, the battery can be conveniently and simply pulled out from the interior of the protective box, the problem that the battery rubs in the taking and placing process is avoided, the protection performance and the service life of the battery are improved, complicated steps are reduced, the operation efficiency is high, and the practicability is good.
Drawings
FIG. 1 is a schematic view of the external structure of the present utility model;
FIG. 2 is a schematic view of the internal view angle structure of the protection box according to the present utility model;
FIG. 3 is a schematic cross-sectional perspective view of the protective box of the present utility model;
FIG. 4 is a schematic cross-sectional front view of the protective housing of the present utility model;
FIG. 5 is a schematic view of the internal components of the transmission chamber of the present utility model, partially in section;
FIG. 6 is an enlarged schematic view of the structure shown in FIG. 4A;
FIG. 7 is an enlarged schematic structural view of the structure B in FIG. 5;
fig. 8 is an enlarged structural schematic diagram of fig. 4 at C.
The reference numerals in the figures illustrate:
1. a protective box; 2. touching the baffle; 3. a limiting plate; 4. a transmission cavity; 5. a transmission mechanism; 51. a rotating shaft; 52. a worm; 53. a worm wheel; 54. a linkage assembly; 541. a gear; 542. a toothed plate; 543. a connecting rod; 6. a sliding chamber; 7. a first elastic member; 8. rectangular sleeve blocks; 9. a screw rod; 10. a moving groove; 11. a fixing seat; 12. a limiting block; 13. a second elastic member; 14. limiting the aperture; 15. a fixed rod; 16. a vertical rod; 17. briquetting; 18. a retaining plate; 19. and a third elastic member.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Embodiment one:
referring to fig. 1-6, a battery protection device includes a protection box 1, and further includes: the touch baffle plate 2 is provided with a plurality of touch baffle plates which are respectively arranged on the inner walls around the protective box 1 and are used for vertically limiting the battery; the limiting plate 3 is provided with a plurality of limiting plates which are respectively arranged below the corresponding touch baffle plates 2 of the protective box 1 and used for fixedly limiting the side surfaces of the battery; the transmission cavity 4 is arranged at the position of the corresponding limiting plate 3 in the protective box 1; the transmission mechanism 5 is arranged in the transmission cavity 4, and when the touch baffle plate 2 transversely moves, the transmission mechanism 5 drives the limiting plate 3 to synchronously transversely move.
The protective box 1 is provided with a sliding cavity 6 at the position corresponding to the touch baffle plate 2, the side wall of the touch baffle plate 2 is in sliding fit with the sliding cavity 6, a first elastic piece 7 is arranged between the end part of the touch baffle plate 2 and the inner wall of the sliding cavity 6, and the first elastic piece 7 adopts a spring. The position of the protective box 1 corresponding to the limiting plate 3 is movably connected with a rectangular sleeve block 8, one end of the rectangular sleeve block 8 is connected with the limiting plate 3, the other end of the rectangular sleeve block is in threaded connection with a screw rod 9, and one end of the screw rod 9 away from the rectangular sleeve block 8 is rotationally connected with the inner wall of the transmission cavity 4.
When the protective box 1 is used, the protective box 1 is arranged on an electric vehicle, when a battery is placed in the protective box 1, firstly, the bottom of the battery is contacted with the touch baffle plate 2 in the protective box 1, the protective box 1 moves downwards to press the touch baffle plate 2 to drive a plurality of touch baffle plates 2 to move transversely, namely, the touch baffle plate 2 moves towards the inside of the sliding cavity 6, and the first elastic piece 7 is extruded; meanwhile, when the touch baffle plate 2 transversely moves towards the inner direction of the sliding cavity 6, the screw rod 9 is driven to rotate through the transmission mechanism 5, and when the screw rod 9 rotates at the moment, the rectangular sleeve block 8 and the limiting plates 3 are driven to move towards the direction close to the inner wall of the protective box 1, namely, the surrounding limiting plates 3 move towards the direction away from each other, so that the distance between the limiting plates 3 can be increased, the downward moving process of a battery in the protective box 1 can not be blocked, the situation that the friction force is large due to tight contact when the battery is discharged at present is avoided, the placement is simple, and the battery is prevented from being worn; until the battery is completely placed in the protective box 1, the touch baffle plate 2 is positioned above the battery, the touch baffle plate 2 is not extruded by the battery any more, the touch baffle plate 2 is driven to move towards the direction away from the sliding cavity 6 by the first elastic piece 7, the touch baffle plate 2 can restore the initial position to be positioned above the battery, the touch baffle plate 2 can limit the vertical direction of the battery, the top of the battery is fixed, and the vertical direction of the battery is limited to move. Meanwhile, the rectangular sleeve block 8 and the limiting plate 3 are driven to move towards the direction of the battery through the cooperation of the transmission mechanism 5 and the screw rod 9, after the baffle plate 2 is triggered to restore the initial position, the limiting plate 3 can also move to contact with the side face of the battery, and limit and fix the side face of the battery, so that the battery can be fixed, the transverse movement of the battery is avoided, the condition that a certain gap exists during the installation of the battery at present is avoided, the shaking condition of the battery in the riding process of the electric vehicle is avoided, the safety is high, and the protection performance to the battery is good.
In this embodiment, preferably, referring to fig. 4 to 7, the transmission mechanism 5 includes a rotating shaft 51 rotatably connected between front and rear walls of the transmission cavity 4, a worm 52 is disposed on the rotating shaft 51, a worm wheel 53 meshed with the worm 52 is fixedly disposed on the screw rod 9, and a linkage assembly 54 for driving the rotating shaft 51 to rotate is disposed in the transmission cavity 4. The upper wall of the transmission cavity 4 is provided with a moving groove 10 communicated with the sliding cavity 6; the linkage assembly 54 comprises a gear 541 arranged on the rotating shaft 51, a toothed plate 542 meshed with the gear 541 is arranged at the position corresponding to the gear 541 in the transmission cavity 4, a connecting rod 543 is arranged on the toothed plate 542, and the upper end of the connecting rod 543 passes through the moving groove 10 and is connected with the touch baffle plate 2.
When the touch baffle 2 moves transversely towards the inner direction of the sliding cavity 6, the touch baffle 2 drives the connecting rod 543 to move transversely along the moving groove 10, the connecting rod 543 drives the toothed plate 542 to move, the toothed plate 542 drives the gear 541 and the rotating shaft 51 to rotate, and as shown in fig. 4 and 6, the gear 541 and the rotating shaft 51 rotate clockwise at this time, the rotating shaft 51 rotates to enable the worm 52 to rotate, and the worm 52 rotates to drive the worm wheel 53 and the screw rod 9 to rotate; after the battery is completely placed in the protective box 1, the touch baffle plate 2 is positioned above the battery, the touch baffle plate 2 is driven to move towards a direction away from the sliding cavity 6 by the action of the reverse elasticity of the first elastic piece 7, meanwhile, the touch baffle plate 2 is driven to move, the connecting rod 543 is driven to rotate by the connecting rod 543 through the toothed plate 542 to drive the gear 541 and the rotating shaft 51 to rotate, and taking fig. 4 and 6 as an example, at the moment, the gear 541 and the rotating shaft 51 rotate anticlockwise, the rotating shaft 51 drives the worm wheel 53 and the screw rod 9 to rotate through the worm 52, and at the moment, the screw rod 9 drives the rectangular sleeve block 8 and the limiting plate 3 to move towards the battery.
Embodiment two:
on the basis of the implementation one, referring to fig. 4 and 8, a fixed seat 11 is arranged at the bottom of the corresponding touch baffle 2 on the inner wall of the protective box 1, a limiting block 12 is connected in a sliding manner in the fixed seat 11, a second elastic piece 13 is arranged between the limiting block 12 and the inner wall of the fixed seat 11, and the second elastic piece 13 adopts a spring in the utility model; the touch baffle plate 2 is provided with a limiting hole 14 which is matched with the limiting block 12 in a penetrating way. When the battery in the protective box 1 needs to be taken out, the touch baffle plate 2 is pushed to move towards the interior of the sliding cavity 6, when the touch baffle plate 2 is not positioned right above the battery, the touch baffle plate 2 is pushed to move towards the sliding cavity 6 for a certain distance, when the limiting hole 14 on the touch baffle plate 2 moves to the limiting block 12 on the fixing seat 11, the limiting block 12 is driven to move towards the interior of the limiting hole 14 by the second elastic piece 13 in a compressed state, the limiting block 12 can limit and fix the limiting hole 14 and the touch baffle plate 2, the touch baffle plate 2 cannot move at the moment, when the touch baffle plate 2 moves towards the interior of the sliding cavity 6, the limiting plates 3 can move towards the direction away from the battery, the limiting plates 3 can not limit the side face of the battery, the battery can be conveniently and simply lifted out of the interior of the protective box 1, the problem of friction of the battery can be avoided in the process of taking and placing the battery, the protection performance and the service life of the battery are improved, complicated steps are reduced, the operation efficiency is high, and the practicability is good. When the device is reused later, the limiting block 12 in the limiting hole 14 can be pressed to be separated from the limiting hole 14, the touch baffle plate 2 is almost enabled to move towards the direction away from the sliding cavity 6 by the resilience force of the first elastic piece 7, and finally the initial position is restored, so that the device can be used continuously.
In this embodiment, preferably, referring to fig. 8, a fixing rod 15 is disposed in the limiting hole 14, a vertical rod 16 is movably connected to the fixing rod 15, a pressing block 17 and a retaining plate 18 are respectively disposed at the upper end and the lower end of the vertical rod 16, and a third elastic member 19 is disposed between the retaining plate 18 and the fixing rod 15, where the third elastic member 19 is a spring. When the limiting block 12 enters the limiting hole 14, the limiting block 12 pushes the abutting plate 18, the vertical rod 16 and the pressing block 17 to move upwards, the third elastic piece 19 is stretched at the moment, and the pressing block 17 moves upwards to the outside of the touch baffle 2; after taking out the battery, when the battery needs to be put in again, under the condition, the battery can be put in the protective box 1 first, the touch baffle plate 2 can be put in the battery after the initial position is restored, the touch baffle plate 2 is restored specifically, the pressing block 17 can drive the vertical rod 16 and the retaining plate 18 to move downwards by pressing the pressing block 17, the retaining plate 18 can prop against the limiting block 12 in the limiting hole 14 and enable the limiting block 12 to descend, finally, the limiting block 12 is separated from the limiting hole 14 and completely enters the fixing seat 11, at the moment, the touch baffle plate 2 can be restored to the initial position through the first elastic piece 7, and the battery can be continuously used, and the battery taking device is convenient and simple to operate.
Working principle: when the protective box 1 is used, the protective box 1 is arranged on an electric vehicle, when a battery is placed in the protective box 1, firstly, the bottom of the battery is contacted with the touch baffle plates 2 in the protective box 1, the protective box 1 moves downwards to press the touch baffle plates 2 to drive the touch baffle plates 2 to move transversely, namely, the touch baffle plates 2 move towards the inside of the sliding cavity 6, and meanwhile, the touch baffle plates 2 press the first elastic piece 7 in the sliding cavity 6 until the touch baffle plates 2 move from the bottom of the battery to be in sliding contact with the side surfaces of the battery, and then the battery continues to move downwards; meanwhile, when the touch baffle 2 transversely moves towards the inner direction of the sliding cavity 6, the touch baffle 2 simultaneously drives the connecting rod 543 to transversely move along the moving groove 10, the connecting rod 543 drives the toothed plate 542 to move, the toothed plate 542 drives the gear 541 and the rotating shaft 51 to rotate, and as shown in fig. 4 and 6, at the moment, the gear 541 and the rotating shaft 51 rotate clockwise, the rotating shaft 51 rotates to enable the worm 52 to rotate, the worm 52 rotates to drive the worm wheel 53 and the screw rod 9 to rotate, and when the screw rod 9 rotates at the moment, the rectangular sleeve block 8 transversely moves, the rectangular sleeve block 8 enables the limiting plates 3 to move towards the inner wall of the protective box 1, namely, the surrounding limiting plates 3 move towards the direction away from each other, so that the distance between the limiting plates 3 can be increased, and the process of downward movement of the battery in the protective box 1 is not hindered; after the battery is completely placed in the protective box 1, the touch baffle plate 2 is not extruded by the battery, the touch baffle plate 2 is driven to move towards the direction away from the sliding cavity 6 by the action of the resilience force of the first elastic piece 7, the touch baffle plate 2 can restore to the initial position, and the touch baffle plate 2 is positioned above the battery, so that the vertical movement of the battery can be limited, and the vertical movement of the battery can be limited. Meanwhile, when the baffle plate 2 is touched to move, the connecting rod 543 is driven to move, the connecting rod 543 drives the gear 541 and the rotating shaft 51 to rotate through the toothed plate 542, and taking fig. 4 and 6 as an example, at the moment, the gear 541 and the rotating shaft 51 rotate anticlockwise, the rotating shaft 51 drives the worm wheel 53 and the screw rod 9 to rotate through the worm 52, and the screw rod 9 drives the rectangular sleeve block 8 and the limiting plate 3 to move towards the battery, so that the limiting plate 3 can move to contact the side face of the battery, and the side face of the battery is limited and fixed.
When the battery needs to be taken out, the touch baffle plate 2 can be pushed to move towards the interior of the sliding cavity 6, when the touch baffle plate 2 is not positioned right above the battery, the touch baffle plate 2 is pushed to move towards the sliding cavity 6 for a certain distance, when the limiting hole 14 on the touch baffle plate 2 moves to the limiting block 12 on the fixing seat 11, the limiting block 12 can be driven to move towards the interior of the limiting hole 14 by the second elastic piece 13 in a compressed state, the limiting block 12 can limit and fix the limiting hole 14 and the touch baffle plate 2, and at the moment, the side surfaces of the battery are not limited by the limiting plates 3, so that the battery can be conveniently lifted out of the interior of the protective box 1. When the device is reused later, the limiting block 12 in the limiting hole 14 can be pressed to be separated from the limiting hole 14, the touch baffle plate 2 is almost enabled to move towards the direction away from the sliding cavity 6 by the resilience force of the first elastic piece 7, and finally the initial position is restored, so that the device can be used continuously.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme and the concept of the present utility model, and should be covered by the scope of the present utility model.
Claims (7)
1. A battery protection device comprising a protection box (1), characterized in that it further comprises:
the touch baffle (2) is provided with a plurality of touch baffles which are respectively arranged on the inner walls around the protective box (1) and are used for vertically limiting the battery;
the limiting plates (3) are provided with a plurality of limiting plates which are respectively arranged below the corresponding touch baffle plates (2) in the protective box (1) and are used for fixedly limiting the side surfaces of the battery;
the transmission cavity (4) is arranged at the position corresponding to the limiting plate (3) in the protective box (1);
the transmission mechanism (5) is arranged in the transmission cavity (4), and when the touch baffle (2) transversely moves, the transmission mechanism (5) drives the limiting plate (3) to synchronously transversely move.
2. The battery protection device according to claim 1, wherein a sliding cavity (6) is formed in the protective box (1) at a position corresponding to the touch baffle plate (2), the side wall of the touch baffle plate (2) is in sliding fit with the sliding cavity (6), and a first elastic piece (7) is arranged between the end part of the touch baffle plate (2) and the inner wall of the sliding cavity (6).
3. The battery protection device according to claim 2, wherein a rectangular sleeve block (8) is movably connected to the protective box (1) at a position corresponding to the limiting plate (3), one end of the rectangular sleeve block (8) is connected with the limiting plate (3), the other end of the rectangular sleeve block is in threaded connection with a screw rod (9), and one end of the screw rod (9) away from the rectangular sleeve block (8) is rotatably connected with the inner wall of the transmission cavity (4).
4. A battery protection device according to claim 3, characterized in that the transmission mechanism (5) comprises a rotating shaft (51) rotatably connected between the front wall and the rear wall of the transmission cavity (4), a worm (52) is arranged on the rotating shaft (51), a worm wheel (53) meshed with the worm (52) is fixedly arranged on the screw rod (9), and a linkage assembly (54) for driving the rotating shaft (51) to rotate is arranged in the transmission cavity (4).
5. A battery protection device according to claim 4, characterized in that the upper wall of the transmission chamber (4) is provided with a moving groove (10) which is communicated with the sliding chamber (6);
the linkage assembly (54) comprises a gear (541) arranged on the rotating shaft (51), a toothed plate (542) meshed with the gear (541) is arranged in the transmission cavity (4) corresponding to the gear (541), a connecting rod (543) is arranged on the toothed plate (542), and the upper end of the connecting rod (543) penetrates through the moving groove (10) and is connected with the touch baffle (2).
6. The battery protection device according to claim 1, wherein a fixing seat (11) is arranged on the inner wall of the protection box (1) at the bottom position corresponding to the touch baffle plate (2), a limiting block (12) is connected in a sliding manner in the fixing seat (11), and a second elastic piece (13) is arranged between the limiting block (12) and the inner wall of the fixing seat (11);
the touch baffle (2) is vertically provided with a limiting hole (14) matched with the limiting block (12) in a penetrating way.
7. The battery protection device according to claim 6, wherein a fixing rod (15) is arranged in the limiting hole (14), a vertical rod (16) is movably connected to the fixing rod (15), a pressing block (17) and a retaining plate (18) are respectively arranged at the upper end and the lower end of the vertical rod (16), and a third elastic piece (19) is arranged between the retaining plate (18) and the fixing rod (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320919087.7U CN219779106U (en) | 2023-04-21 | 2023-04-21 | Battery protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320919087.7U CN219779106U (en) | 2023-04-21 | 2023-04-21 | Battery protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219779106U true CN219779106U (en) | 2023-09-29 |
Family
ID=88134739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320919087.7U Active CN219779106U (en) | 2023-04-21 | 2023-04-21 | Battery protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219779106U (en) |
-
2023
- 2023-04-21 CN CN202320919087.7U patent/CN219779106U/en active Active
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