Battery box protection device

By designing a battery box protection device, which uses components such as motors and springs to fix the battery and absorb impact forces, the problem of battery damage has been solved, and protection and life extension of batteries of different specifications have been achieved.

CN224683275UActive Publication Date: 2026-08-25JIANGXI JINGJIU DIANYUAN JIUJIANG CO LTD
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Patent Information

Application Number
CN202522076605.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-09-26
Publication Date
2026-08-25
Estimated Expiration
2035-09-26

AI Technical Summary

Technical Problem

Existing battery packs are prone to collisions with the enclosure during use, which can damage the batteries, shorten their lifespan, and reduce their practicality.

Method used

A battery box protection device was designed, comprising components such as a box body, cover plate, motor, threaded rod, threaded sleeve, electric telescopic rod, protective plate, and buffer pad. The motor and electric telescopic rod are controlled by a controller to fix and clamp batteries of different heights and specifications. The buffer pad and spring absorb the impact force and provide protection.

Benefits of technology

It effectively protects the battery from impact damage, extends its service life, and improves the battery's practicality.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224683275U_ABST
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Abstract

The utility model discloses a kind of battery box protection devices, it is related to battery box technical field, box body, the upper end of the box body is provided with cover plate, and damage cover plate is movably connected with box body, mounting groove, it is set in the inner cavity of box body, motor is installed in the bottom of mounting groove, and the motor is fixedly connected with mounting groove, the motor is provided with four groups, the upper end of the motor is installed with threaded rod, and the threaded rod is rotatably connected with motor, one end of the threaded rod is connected with the output end of motor, threaded sleeve is installed on the surface of the threaded rod, and the threaded sleeve is rotatably connected with threaded rod, the surface of the threaded sleeve is connected with electric telescopic rod, and the electric telescopic rod is fixedly connected with threaded sleeve, the present application solves the phenomenon that the existing device is prone to collision with box body, causes the collision damage phenomenon of battery, shortens the service life of battery, thereby reduce the practicality problem of battery.
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Description

Technical Field

[0001] This utility model relates to the field of battery box technology, specifically to a battery box protection device. Background Technology

[0002] A storage battery, also known as a secondary battery or lead-acid battery, is a device that directly converts chemical energy into electrical energy. It can be recharged through a reversible chemical reaction, storing electrical energy as chemical energy and then converting it back into electrical energy when needed. Storage batteries can be categorized into various types based on their characteristics and applications, including but not limited to: traditional lead-acid batteries, maintenance-free batteries, and other types such as nickel-cadmium batteries, nickel-metal hydride batteries, lithium-ion batteries, and lithium polymer batteries. These batteries each have their own characteristics in terms of voltage, lifespan, and discharge temperature, making them suitable for different applications.

[0003] For example, the announcement number CN202423445U is named an explosion-proof battery power supply device. The device includes a box, a box cover and several batteries placed inside the box. Each battery has two positive terminals and two negative terminals. A rigid connecting strip or a flexible connecting wire is provided between the positive and negative terminals of two adjacent batteries. The two ends of the rigid connecting strip are respectively welded to the two terminals.

[0004] During use, the aforementioned device is prone to collision with the battery housing, causing damage and shortening the battery's lifespan, thus reducing its practicality. Therefore, we propose a battery box protection device to address the aforementioned problems. Utility Model Content

[0005] The purpose of this utility model is to provide a battery box protection device to solve the problem mentioned in the background art that the existing device is prone to collision with the box, causing collision damage to the battery, shortening the battery's service life, and thus reducing the battery's practicality.

[0006] To achieve the above objectives, this utility model provides the following technical solution: a battery box protection device, a box body, wherein a cover plate is provided at the upper end of the box body, and the cover plate is movably connected to the box body.

[0007] Also includes: The mounting slot is located inside the cavity of the box. A motor is installed at the bottom of the mounting slot and is fixedly connected to the mounting slot. There are four sets of motors. A threaded rod is installed at the upper end of the motor and is rotatably connected to the motor. One end of the threaded rod is connected to the output end of the motor. A threaded sleeve is installed on the surface of the threaded rod and is rotatably connected to the threaded rod. An electric telescopic rod is connected to the surface of the threaded sleeve and is fixedly connected to the threaded sleeve. A protective plate is provided on one side of the electric telescopic rod and is fixedly connected to the electric telescopic rod. A buffer pad is installed on the surface of the protective plate and is movably connected to the protective plate.

[0008] Preferably, the inner walls on both sides of the box are provided with connecting plates, and the connecting plates are fixedly connected to the box. There are two sets of connecting plates. A second spring is installed on the surface of the connecting plate, and the second spring is fixedly connected to the connecting plate. One end of the second spring is connected to a clamping plate, and the clamping plate is fixedly connected to the second spring.

[0009] Preferably, a controller is installed on one side of the box surface, and the controller is fixedly connected to the box.

[0010] Preferably, anti-collision pads are installed at all four corners of the box body and the cover, and the anti-collision pads are movably connected to the box body and the cover.

[0011] Preferably, the surface of the cover plate is provided with an output port, and the output port is fixedly connected to the cover plate.

[0012] Preferably, the surface of the box is provided with a ventilation opening, and the ventilation opening is fixedly connected to the box. A cooling fan is installed inside the ventilation opening. A bottom plate is provided at the bottom of the box and is fixedly connected to the box. A first spring is installed on the surface of the bottom plate and is fixedly connected to the bottom plate. One end of the first spring is connected to a placement plate and is fixedly connected to the first spring.

[0013] Preferably, a mounting frame is installed on the surface of the other side of the box body, and the mounting frame is fixedly connected to the box body. A filter screen is installed on the inner surface of the mounting frame, and the filter screen is movably connected to the mounting frame.

[0014] Compared with the prior art, the beneficial effects of this utility model are: This invention incorporates a controller and a motor. The controller starts the motor, which in turn rotates a connected threaded rod. This, in turn, rotates a connected threaded sleeve on the surface of the sleeve, allowing for vertical movement and height adjustment. This facilitates the securing of batteries of different heights. The controller then activates an electric telescopic rod, which moves inward, causing a connected protective plate to move horizontally and clamp the battery. This design allows for adjustment of batteries of different specifications, effectively improving battery protection.

[0015] The battery is assisted in being held in place by a specially designed connecting plate, a second spring, and a clamping plate. When subjected to external impact, the second spring absorbs the impact force transmitted to the inside of the housing, effectively protecting the battery. Attached Figure Description

[0016] Figure 1 This is a three-dimensional view of the overall structure of this utility model; Figure 2 This is a schematic diagram of the internal structure of the present invention; Figure 3 This is a rear view of the overall structure of this utility model; Figure 4 This is a side view of the overall structure of this utility model; In the diagram: 1. Box body; 2. Cover plate; 3. Anti-collision pad; 4. Output port; 5. Controller; 6. Ventilation port; 7. Mounting frame; 8. Filter screen; 9. Base plate; 10. First spring; 11. Placement plate; 12. Motor; 13. Threaded rod; 14. Threaded sleeve; 15. Electric telescopic rod; 16. Protective plate; 17. Buffer pad; 18. Connecting plate; 19. Second spring; 20. Clamping plate; 21. Mounting slot. Detailed Implementation

[0017] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments.

[0018] Please see Figure 1-4 One embodiment of this utility model is a battery box protection device, comprising a box body 1, a cover plate 2 provided at the upper end of the box body 1, and the cover plate 2 being movably connected to the box body 1.

[0019] Also includes: Mounting slot 21 is located in the inner cavity of box 1. A motor 12 is installed at the bottom of mounting slot 21 and is fixedly connected to mounting slot 21. There are four sets of motors 12. A threaded rod 13 is installed at the upper end of the motor 12 and is rotatably connected to the motor 12. One end of the threaded rod 13 is connected to the output end of the motor 12. A threaded sleeve 14 is installed on the surface of the threaded rod 13 and is rotatably connected to the threaded rod 13. An electric telescopic rod 15 is connected to the surface of the threaded sleeve 14 and is fixedly connected to the threaded sleeve 14. A protective plate 16 is provided on one side of the electric telescopic rod 15 and is fixedly connected to the electric telescopic rod 15. A buffer pad 17 is installed on the surface of the protective plate 16 and is movably connected to the protective plate 16.

[0020] Please see Figure 2 The inner walls on both sides of the box body 1 are provided with connecting plates 18, and the connecting plates 18 are fixedly connected to the box body 1. There are two sets of connecting plates 18. A second spring 19 is installed on the surface of the connecting plate 18, and the second spring 19 is fixedly connected to the connecting plate 18. One end of the second spring 19 is connected to a clamping plate 20, and the clamping plate 20 is fixedly connected to the second spring 19. When this product is in use, the second spring 19 can absorb the impact force transmitted to the inside of the box body 1, thereby protecting the battery.

[0021] Please see Figure 1 A controller 5 is installed on one side of the surface of the box 1, and the controller 5 is fixedly connected to the box 1. When this product is in use, the controller 5 can control the switch of the motor 12.

[0022] Please see Figure 1 Anti-collision pads 3 are installed at the four corners of the box body 1 and the cover plate 2, and the anti-collision pads 3 are movably connected to the box body 1 and the cover plate 2. When this product is in use, the anti-collision pads 3 can absorb the impact force that causes damage to the box body 1.

[0023] Please see Figure 1 The surface of the cover plate 2 is provided with an output port 4, and the output port 4 is fixedly connected to the cover plate 2. When this product is in use, the output port 4 can be connected to the components.

[0024] Please see Figure 1 Figure 2The surface of the box 1 is provided with a ventilation port 6, and the ventilation port 6 is fixedly connected to the box 1. A cooling fan is installed inside the ventilation port 6. A base plate 9 is provided at the bottom of the box 1, and the base plate 9 is fixedly connected to the box 1. A first spring 10 is installed on the surface of the base plate 9, and the first spring 10 is fixedly connected to the base plate 9. One end of the first spring 10 is connected to a placement plate 11, and the placement plate 11 is fixedly connected to the first spring 10. When this product is in use, the ventilation port 6 and the cooling fan can exhaust the air inside the box 1, promoting air circulation.

[0025] Please see Figure 3 A mounting frame 7 is installed on the other side of the box body 1, and the mounting frame 7 is fixedly connected to the box body 1. A filter screen 8 is installed on the inner surface of the mounting frame 7, and the filter screen 8 is movably connected to the mounting frame 7. When this product is in use, the filter screen 8 allows outside air to enter the box body 1 and form a circulation.

[0026] Working principle: When using this device to protect batteries of different heights, first place the battery on the placement plate 11. The second spring 19 will retract inward, thus fixing and clamping the battery. Then, operate the controller 5 to start the motor 12, which in turn drives the threaded rod 13 connected to it to rotate. This causes the threaded rod 13 to drive the threaded sleeve 14 connected to it to rotate on its surface, thus realizing the up-and-down movement of the threaded sleeve 14. This allows for adjustment of the height of the threaded sleeve 14, facilitating the fixing of batteries of different heights. Then, operate the controller 5 to start the electric telescopic rod 15, which moves inward. This causes the electric telescopic rod 15 to drive the protective plate 16 connected to it to move horizontally, thereby clamping and fixing the battery. This ensures that the protective plate 16 and the buffer pad 17 protect the battery from external impacts.

[0027] It will be apparent to those skilled in the art that this invention is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other specific forms without departing from the spirit or essential characteristics of this invention. Therefore, the embodiments should be considered illustrative and non-limiting in all respects, and the scope of this invention is defined by the appended claims rather than the foregoing description. Thus, it is intended that all variations falling within the meaning and scope of equivalents of the claims be included within this invention. No reference numerals in the claims should be construed as limiting the scope of the claims.

Claims

1. A battery box protection device, comprising a box body (1), wherein a cover plate (2) is provided at the upper end of the box body (1), and the cover plate (2) is movably connected to the box body (1); Its features are: Also includes: The mounting slot (21) is located in the inner cavity of the box (1). A motor (12) is installed at the bottom of the mounting slot (21), and the motor (12) is fixedly connected to the mounting slot (21). There are four sets of motors (12). A threaded rod (13) is installed at the upper end of the motor (12), and the threaded rod (13) is rotatably connected to the motor (12). One end of the threaded rod (13) is connected to the output end of the motor (12). A threaded sleeve (1) is installed on the surface of the threaded rod (13). 4), and the threaded sleeve (14) is rotatably connected to the threaded rod (13). An electric telescopic rod (15) is connected to the surface of the threaded sleeve (14), and the electric telescopic rod (15) is fixedly connected to the threaded sleeve (14). A protective plate (16) is provided on one side of the electric telescopic rod (15), and the protective plate (16) is fixedly connected to the electric telescopic rod (15). A buffer pad (17) is installed on the surface of the protective plate (16), and the buffer pad (17) is movably connected to the protective plate (16).

2. The battery box protection device according to claim 1, characterized in that: The inner walls on both sides of the box body (1) are provided with connecting plates (18), and the connecting plates (18) are fixedly connected to the box body (1). There are two sets of connecting plates (18). A second spring (19) is installed on the surface of the connecting plate (18), and the second spring (19) is fixedly connected to the connecting plate (18). One end of the second spring (19) is connected to a clamping plate (20), and the clamping plate (20) is fixedly connected to the second spring (19).

3. The battery box protection device according to claim 1, characterized in that: A controller (5) is installed on one side of the surface of the box (1), and the controller (5) is fixedly connected to the box (1).

4. A battery box protection device according to claim 1, characterized in that: Anti-collision pads (3) are installed at the four corners of the box body (1) and the cover plate (2), and the anti-collision pads (3) are movably connected to the box body (1) and the cover plate (2).

5. A battery box protection device according to claim 1, characterized in that: The surface of the cover plate (2) is provided with an output port (4), and the output port (4) is fixedly connected to the cover plate (2).

6. A battery box protection device according to claim 1, characterized in that: The surface of the box (1) is provided with a ventilation opening (6), and the ventilation opening (6) is fixedly connected to the box (1). A cooling fan is installed inside the ventilation opening (6). A bottom plate (9) is provided at the bottom of the box (1), and the bottom plate (9) is fixedly connected to the box (1). A first spring (10) is installed on the surface of the bottom plate (9), and the first spring (10) is fixedly connected to the bottom plate (9). One end of the first spring (10) is connected to a placement plate (11), and the placement plate (11) is fixedly connected to the first spring (10).

7. A battery box protection device according to claim 1, characterized in that: An installation frame (7) is installed on the other side of the box body (1), and the installation frame (7) is fixedly connected to the box body (1). A filter screen (8) is installed on the inner surface of the installation frame (7), and the filter screen (8) is movably connected to the installation frame (7).

Citation Information

Patent Citations

  • Explosion-proof storage battery power supply device

    CN202423445U