CN220209174U

CN220209174U - Lithium battery capable of quickly replacing battery core

Info

Publication number: CN220209174U
Application number: CN202321389727.4U
Authority: CN
Inventors: 张轩天
Original assignee: Guizhou Haina Energy Storage Co ltd
Current assignee: Guizhou Haina Energy Storage Co ltd
Priority date: 2023-06-02
Filing date: 2023-06-02
Publication date: 2023-12-19
Anticipated expiration: 2033-06-02

Abstract

The utility model relates to the technical field of lithium batteries and discloses a lithium battery with a quickly replaceable battery core, which comprises a shell, wherein a detachable top cover is assembled on the shell, the battery core is arranged in the shell, a rack is fixedly connected to the battery core, a driving assembly is arranged in the shell, a buffer assembly is further arranged in the shell, and the driving assembly is arranged at the top position of the inner surface of the shell. When the lithium battery with the quick-replaceable battery core is used, when the battery core is disassembled, a worker uses the electric drill to drive the shaft lever to rotate, and the battery core is moved upwards by using the driving assembly until the battery core moves out of the shell, so that the battery core does not need to be manually lifted, the manual labor is saved, the operation is convenient, and the replacement and the overhaul of the battery core are convenient.

Description

Lithium battery capable of quickly replacing battery core

Technical Field

The utility model relates to the technical field of lithium batteries, in particular to a lithium battery with a rapidly replaceable battery core.

Background

The lithium battery has the advantages of wide working temperature range, stable discharge voltage, low self-discharge rate, long service life and the like, and has been widely applied to various fields, in particular to the fields of aerospace, military, long-life instruments and meters, logistics tracking, automobile electronics, mobile digital products and the like.

In the prior art, the lithium battery with the external protective shell is arranged in the shell, when the battery core needs to be replaced or overhauled, a worker needs to take out the battery core from the shell, when the battery core is taken out from the shell, the worker needs to lift the battery core upwards, the weight of the battery core is large, the worker needs to consume more physical power to lift, and the worker is inconvenient to replace the battery core, so that the practicability of the lithium battery is limited.

Therefore, a lithium battery with a quick-replaceable battery cell is needed to solve the above problems.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a lithium battery with a rapidly replaceable battery cell.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a but lithium cell of quick replacement electric core, includes the shell, be equipped with detachable top cap on the shell, the inside of shell is equipped with the electric core, fixedly connected with rack on the electric core, the inside of shell is provided with drive assembly, the inside of shell still is provided with buffer assembly, drive assembly arranges the top position of shell inner face in.

As a preferable technical scheme of the utility model, the driving assembly comprises a first shaft lever, a first gear, a second shaft lever, a second gear and a slot, wherein the first shaft lever and the second shaft lever are rotationally assembled on the inner surface of the shell, the first gear is fixedly sleeved on the first shaft lever, the second gear is fixedly sleeved on the second shaft lever, the first gear and the second gear are meshed with each other, the second gear and the rack are meshed with each other, one end of the first shaft lever extends to the outside of the shell, and the slot is formed at one end of the first shaft lever, which is positioned outside the shell.

As a preferable technical scheme of the utility model, the buffer assembly comprises an eccentric wheel, a box body, a sliding plate, a bag body, a spring and a connecting rod, wherein the eccentric wheel is fixedly sleeved on the first shaft rod, the eccentric wheel and the first shaft rod are arranged in a non-coaxial mode, the box body is fixedly connected to the inner face of the shell, the sliding plate is slidably connected to the inner face of the box body, the bag body is arranged between the sliding plate and the box body, the spring is assembled in the bag body, one end of the connecting rod is fixedly connected to the sliding plate, and the other end of the connecting rod extends to the outer portion of the box body.

As a preferable technical scheme of the utility model, the eccentric wheel and the connecting rod are arranged in a way of being opposite to each other.

As a preferable technical scheme of the utility model, the side surface of the sliding plate is mutually attached to the inner surface of the box body.

As a preferred technical scheme of the utility model, the box body is arranged in a gap between the shell and the battery cell.

The utility model has the following beneficial effects:

1. through setting up the drive assembly, when dismantling the electric core, the workman uses electric drill drive axostylus axostyle to take place to rotate, utilizes drive assembly to make the electric core upwards move, until the electric core moves out from the shell, need not the manual electricity core of lifting, saves artifical physical power, and the simple operation is convenient for change and the maintenance of electric core;

2. through setting up buffer unit, when the staff put into the shell again the electric core, the electric core can drive the axostylus axostyle through drive assembly with the downmovement of rack and take place to rotate for eccentric wheel follows axostylus axostyle and takes place to rotate, at this in-process, buffer unit can play the cushioning effect to the downmovement of electric core, avoids electric core to pound the bottom of beating the shell, plays the guard action to electric core.

Drawings

Fig. 1 is a schematic structural diagram of a lithium battery with a rapidly replaceable battery cell according to the present utility model;

FIG. 2 is a schematic cross-sectional structural view of the housing;

FIG. 3 is a schematic cross-sectional structural view of the housing;

FIG. 4 is an enlarged view of the structure at A of FIG. 2;

FIG. 5 is an enlarged view of the structure at B of FIG. 3;

FIG. 6 is a schematic structural view of a cushioning assembly.

In the figure: 1 shell, 2 top cover, 3 electric core, 4 racks, 5 drive assembly, 51 axostylus axostyle first, 51 gear first, 53 axostylus axostyle second, 54 gear second, 55 fluting, 6 buffer assembly, 61 eccentric wheel, 62 box body, 63 slide, 64 bag body, 65 springs, 66 connecting rod.

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.

Referring to fig. 1-6, a lithium battery with a quickly replaceable battery cell comprises a housing 1, wherein a detachable top cover 2 is assembled on the housing 1, the battery cell 3 is arranged in the housing 1, a rack 4 is fixedly connected to the battery cell 3, a driving component 5 is arranged in the housing 1, a buffer component 6 is further arranged in the housing 1, and the driving component 5 is arranged at the top position of the inner face of the housing 1.

Referring to fig. 5, the driving assembly 5 includes a first shaft 51, a first gear 52, a second shaft 53, a second gear 54 and a slot 55, the first shaft 51 and the second shaft 53 are rotatably assembled on the inner surface of the housing 1, the first gear 52 is fixedly sleeved on the first shaft 51, the second gear 54 is fixedly sleeved on the second shaft 53, the first gear 52 and the second gear 54 are meshed with each other, the second gear 54 and the rack 4 are meshed with each other, one end of the first shaft 51 extends to the outside of the housing 1, the slot 55 is formed at one end of the first shaft 51 located outside the housing 1, when the battery cell 3 is disassembled, a worker can move the battery cell 3 upwards by using the driving assembly 5 without manually lifting the battery cell 3, so that manual labor is saved, and the operation is convenient.

Referring to fig. 6, the buffer assembly 6 includes an eccentric wheel 61, a box body 62, a sliding plate 63, a bag body 64, a spring 65 and a connecting rod 66, the eccentric wheel 61 is fixedly sleeved on the first shaft rod 51, the eccentric wheel 61 and the first shaft rod 51 are not coaxially arranged, the box body 62 is fixedly connected to the inner face of the housing 1, the sliding plate 63 is slidably connected to the inner face of the box body 62, the bag body 64 is arranged between the sliding plate 63 and the box body 62, the spring 65 is assembled in the bag body 64, one end of the connecting rod 66 is fixedly connected to the sliding plate 63, the other end of the connecting rod 66 extends to the outside of the box body 62, the buffer assembly 6 can play a role in buffering the downward movement of the battery cell 3 by arranging the buffer assembly 6, the battery cell 3 is prevented from beating the bottom of the housing 1, the battery cell 3 is protected, and further, the buffer oil can be filled in the bag body 64, so that the protection effect of the buffer assembly 6 on the battery cell 3 is further improved.

Referring to fig. 6, the eccentric 61 and the connecting rod 66 are disposed opposite to each other, so that the eccentric 61 presses the connecting rod 66.

Referring to fig. 6, the side surfaces of the sliding plate 63 are attached to the inner surface of the case 62, so that stability of the sliding plate 63 during movement is ensured.

Referring to fig. 3, the case 62 is placed in the gap between the case 1 and the battery cell 3, avoiding the case 62 from obstructing the downward movement of the battery cell 3.

The specific working principle of the utility model is as follows:

when the battery core 3 is detached, a worker firstly removes the top cover 2 from the shell 1 and inserts the screwdriver head of the electric drill into the slot 55, the electric drill drives the first shaft rod 51 to rotate, the first shaft rod 51 can drive the first gear 52 to rotate when rotating, the second gear 54 which is meshed with the first shaft rod 52 can be driven to rotate when rotating, the second gear 54 can drive the rack 4 which is meshed with the second gear to move upwards when rotating, the rack 4 can drive the battery core 3 to move upwards when moving upwards until the battery core 3 moves out of the shell 1, the electric core 3 does not need to be manually lifted, the labor is saved, the operation is convenient, and the first gear 52 and the second gear 54 play a role in decelerating the rotating speed of the first shaft rod 51, and when the first shaft rod 51 is driven to rotate rapidly, the second gear 54 can slowly rotate, so that the rack 4 and the battery core 3 can slowly move upwards, and the stability in the moving process of the battery core 3 is ensured;

the first shaft rod 51 can also drive the eccentric wheel 61 to rotate in the rotating process, the eccentric wheel 61 can continuously extrude the connecting rod 66 when rotating, when the connecting rod 66 is extruded, the connecting rod 66 can drive the sliding plate 63 to move, the sliding plate 63 extrudes the first bag body 64, the bag body 64 can buffer the movement of the sliding plate 63 and the connecting rod 66 in the process, when the connecting rod 66 is not extruded, the bag body 64 can be restored under the action of the spring 65, the sliding plate 63 and the connecting rod 66 are reset, based on the process, the first shaft rod 51 continuously extrudes the bag body 64 in the rotating process, the bag body 64 can buffer the movement of the sliding plate 63 and the connecting rod 66, so that when a worker puts the first electric core 3 into the shell 1 again, the downward movement of the electric core 3 and the rack 4 can drive the first shaft rod 51 to rotate through the driving component 5, the buffer component 6 can buffer the downward movement of the first electric core 3 along with the first shaft rod 51, and the bottom of the shell 3 is prevented from beating the electric core 3.

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 of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. But lithium cell of quick replacement electric core, including shell (1), be equipped with detachable top cap (2) on shell (1), the inside of shell (1) is equipped with electric core (3), its characterized in that, fixedly connected with rack (4) on electric core (3), the inside of shell (1) is provided with drive assembly (5), the inside of shell (1) still is provided with buffer assembly (6), the top position of shell (1) inner face is arranged in drive assembly (5).

2. The lithium battery with the quick-replaceable battery cell according to claim 1, wherein the driving assembly (5) comprises a first shaft (51), a first gear (52), a second shaft (53), a second gear (54) and a slot (55), the first shaft (51) and the second shaft (53) are rotationally assembled on the inner surface of the shell (1), the first gear (52) is fixedly sleeved on the first shaft (51), the second gear (54) is fixedly sleeved on the second shaft (53), the first gear (52) and the second gear (54) are meshed with each other, one end of the first shaft (51) extends to the outside of the shell (1), and the slot (55) is formed at one end of the first shaft (51) located on the outside of the shell (1).

3. The lithium battery with the quick-replaceable battery cell according to claim 2, wherein the buffer assembly (6) comprises an eccentric wheel (61), a box body (62), a sliding plate (63), a bag body (64), a spring (65) and a connecting rod (66), the eccentric wheel (61) is fixedly sleeved on the first shaft rod (51), the eccentric wheel (61) and the first shaft rod (51) are arranged in a non-coaxial mode, the box body (62) is fixedly connected to the inner face of the shell (1), the sliding plate (63) is slidably connected to the inner face of the box body (62), the bag body (64) is arranged between the sliding plate (63) and the box body (62), the spring (65) is assembled in the bag body (64), one end of the connecting rod (66) is fixedly connected to the sliding plate (63), and the other end of the connecting rod (66) extends to the outer portion of the box body (62).

4. A lithium battery with a fast replaceable cell according to claim 3, characterized in that the eccentric wheel (61) and the connecting rod (66) are arranged opposite to each other.

5. A lithium battery with quick-replaceable cells according to claim 3, characterized in that the sides of the slide (63) are mutually conformed to the inner face of the box (62).

6. A lithium battery with fast replaceable cells according to claim 3, characterized in that the case (62) is placed in the gap between the housing (1) and the cell (3).