CN220021473U

CN220021473U - Lithium battery cell of convenient transport

Info

Publication number: CN220021473U
Application number: CN202321696418.1U
Authority: CN
Inventors: 周向宝; 陈金凤; 陈珊珊
Original assignee: Shenzhen Qishengxing Electronic Technology Co ltd
Current assignee: Shenzhen Qishengxing Electronic Technology Co ltd
Priority date: 2023-06-29
Filing date: 2023-06-29
Publication date: 2023-11-14
Anticipated expiration: 2033-06-29

Abstract

The utility model belongs to the field of lithium batteries, and discloses a lithium battery cell convenient to carry, which is used for solving the problem of low efficiency in the assembly of the existing lithium battery cell. The solar battery comprises a plate core, wherein the two ends of the top of the plate core are respectively provided with a positive pole and a negative pole, the outsides of the positive pole and the negative pole are respectively sleeved with a ring plate, the two ends of the top of the ring plate are respectively fixed with a vertical plate, and the two ends of the side wall of the vertical plate are respectively provided with a horizontally arranged plugging channel; two the top of riser all is fixed with the joint board, two the joint board sets up relatively, and the centre gripping has the connection piece between joint board and the positive pole, and the connection piece is connected one positive pole at board core top and another is adjacent the negative pole post at board core top. The utility model has simple structure and reasonable design, is convenient for carrying and installing a plurality of adjacent plate cores, reduces labor cost, has high degree of automation, greatly reduces the assembly time of the plate cores and improves the yield of lithium batteries.

Description

Lithium battery cell of convenient transport

Technical Field

The utility model relates to the technical field of lithium batteries, in particular to a lithium battery cell convenient to carry.

Background

In recent years, new energy electric vehicles gradually enter the field of view of the public, and lithium ion power battery packs are also receiving a great deal of attention as a main power source of the new energy electric vehicles. The power battery module is the most important component in the power battery pack, and usually, a plurality of electric cores are arranged in a staggered mode, and then adjacent electric cores are arranged on an electric core mounting plate and connected in series through connecting sheets.

The problem that this kind of mode exists is, electric core (board core) needs the manual work to load into on the electric core mounting panel in proper order, and installation effectiveness is low, and the electric motor car is in the in-process of traveling, and the connection piece is easy with the electrode post separation lead to the poor condition of contact.

Therefore, it is necessary to design a portable lithium battery cell for solving the above problems.

Disclosure of Invention

The utility model aims to solve the problem of low efficiency in the assembly of a lithium battery cell in the prior art, and provides a lithium battery cell convenient to carry.

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

the utility model provides a lithium battery cell convenient to carry, includes the board core, the top both ends of board core are equipped with anodal post and negative pole post respectively, the outside of anodal post and negative pole post all overlaps and is equipped with the annular plate, and the top both ends of annular plate all are fixed with the riser, and the lateral wall both ends of riser all are equipped with the grafting passageway that the level set up; two the top of riser all is fixed with the joint board, two the joint board sets up relatively, and the centre gripping has the connection piece between joint board and the positive pole, and the connection piece is connected one positive pole at board core top and another is adjacent the negative pole post at board core top.

Preferably, the top of the annular plate is rotatably connected to the top of the plate core, and the section of the bottom of the annular plate is positioned in the section of the top of the plate core.

Preferably, the two plugging channels are symmetrically arranged on two sides of the positive pole, and when connecting lines at the centers of the positive pole and the negative pole are perpendicular to the central line of the plugging channel, the plugging channel and the positive pole are designed to avoid the air.

Preferably, the vertical section of the clamping plate is L-shaped, the extension part of the clamping plate is positioned right above the annular plate, the side wall of the extension part of the clamping plate is provided with a convex block which faces the design of the positive pole, the convex block is of a horizontal semi-cylindrical structure, and the vertical plane where the convex block is positioned and the vertical plane where the positive pole is positioned are mutually parallel.

Preferably, the bottom of the board core is provided with a positioning groove matched with the battery core mounting plate, heat dissipation glue is glued between the adjacent board cores, and the adjacent board cores are distributed in a staggered manner.

Preferably, the same ends of the two clamping plates on two sides of the annular plate are welded with clamping blocks, and notches matched with the clamping blocks are formed in four corners of the connecting plates.

Preferably, the ring plate, the vertical plate and the clamping plate are all made of insulating materials.

The beneficial effects of the utility model are as follows:

1. by arranging the rotatable annular plate at the top of the inner plate core of the lithium battery and designing a horizontal inserting channel on the annular plate, the adjacent plate cores are convenient to carry and mount, the labor cost is reduced, the automation degree is high, the assembly time of the plate cores is greatly reduced, and the yield of the lithium battery is improved;

2. through design joint board, lug and fixture block at the top of riser, make connection piece and joint board fixed firm, reduced connection piece and utmost point post separation's possibility, reduced the accident rate of board core contact failure, improved lithium cell's life-span greatly, had good marketing value and application prospect.

Drawings

Fig. 1 is a perspective view of a plate core in a lithium battery cell convenient to carry provided by the utility model;

fig. 2 is a perspective view of a connection part between a ring plate and a vertical plate in a lithium battery cell convenient to carry;

fig. 3 is a diagram showing distribution patterns of adjacent plate cores when a carrying plate core is mounted on a cell mounting rack in a lithium battery cell convenient to carry according to the utility model;

fig. 4 is a schematic diagram of positions of a riser and a clamping plate when adjacent plate cores are connected in series in a lithium battery cell convenient to carry.

In the figure: 10. a board core; 11. a positive electrode post; 12. a negative electrode column; 20. a ring plate; 30. a riser; 31. a plugging channel; 40. a clamping plate; 41. a bump; 50. a connecting sheet; 60. and (5) clamping blocks.

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.

Embodiment one:

referring to fig. 1-4, a lithium battery cell convenient to carry comprises a plate core 10, wherein both ends of the top of the plate core 10 are respectively provided with a positive pole 11 and a negative pole 12, the bottom of the plate core 10 is provided with positioning grooves matched with a cell mounting plate, heat dissipation glue is glued between adjacent plate cores 10, adjacent plate cores 10 are distributed in a staggered manner, annular plates 20 are sleeved outside the positive pole 11 and the negative pole 12, the top of the annular plates 20 is rotationally connected to the top of the plate core 10, the section of the bottom of the annular plates 20 is positioned in the section of the top of the plate core 10, vertical plates 30 are fixed at both ends of the top of the annular plates 20, both ends of the side walls of the vertical plates 30 are respectively provided with a horizontally arranged plugging channel 31, the two plugging channels 31 are symmetrically arranged at both sides of the positive pole 11, and when connecting lines at the centers of the positive pole 11 and the negative pole 12 are perpendicular to the central line of the plugging channels 31, the plugging channels 31 and the positive pole 11 are designed to avoid air gaps; the top of two risers 30 all is fixed with joint board 40, two joint boards 40 set up relatively, the centre gripping has connection piece 50 between joint board 40 and the positive pole 11, joint board 40 vertical section is L, joint board 40's extension department is located the annular plate 20 directly over, joint board 40's extension department lateral wall is equipped with the lug 41 towards positive pole 11 design, lug 41 is horizontal semi-cylindrical structure, vertical plane and positive pole 11 vertical plane that locates are parallel to each other in lug 41, connection piece 50 connects a positive pole 11 at a core 10 top and the negative pole 12 at another adjacent core 10 top, annular plate 20, riser 30, joint board 40 are made by insulating material.

Working principle: when the board core 10 is mounted on the battery core mounting plate, adjacent board cores 10 are staggered as shown in fig. 3, and are inserted into the plurality of groups of inserting channels 31 through inserting rods, at this time, the inserting channels 31 and the positive pole 11 are designed to avoid empty, the plurality of groups of board cores 10 are transferred onto the telecommunication mounting plate, positioning grooves at the bottom of the board cores 10 are matched with positioning poles at the top of the battery core mounting plate, after the mounting is completed, the ring plate 20 is rotated ninety degrees, as shown in fig. 4, the connecting piece 50 is connected with one positive pole 11 at the top of one board core 10 and the negative pole 12 at the top of the other adjacent board core 10, and the connecting piece 50 is clamped between the clamping plate 40 and the pole, so that the series connection of the adjacent board cores 10 is completed.

Embodiment two:

referring to fig. 1-4, a lithium battery cell convenient to carry is similar to the first embodiment, and the difference between the first embodiment and the second embodiment is that the same ends of two clamping plates 40 on two sides of the ring plate 20 are welded with clamping blocks 60, and notches matched with the clamping blocks 60 are respectively arranged at four corners of the connecting sheet 50, so that the connecting sheet 50 is firmly clamped, poor contact is not easy to occur, and the connecting sheet 50 is convenient to maintain and replace.

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. The utility model provides a lithium battery cell of convenient transport, includes board core (10), the top both ends of board core (10) are equipped with anodal post (11) and negative pole post (12) respectively, its characterized in that: the outside of the positive pole (11) and the negative pole (12) are respectively sleeved with a ring plate (20), vertical plates (30) are respectively fixed at the two ends of the top of each ring plate (20), and inserting channels (31) which are horizontally arranged are respectively arranged at the two ends of the side wall of each vertical plate (30);

two the tops of riser (30) all are fixed with joint board (40), and two joint board (40) set up relatively, and the centre gripping has connection piece (50) between joint board (40) and positive pole (11), and connection piece (50) connect one positive pole (11) at core (10) top and another is adjacent negative pole (12) at core (10) top.

2. The portable lithium battery cell of claim 1, wherein: the top of the annular plate (20) is rotatably connected to the top of the plate core (10), and the section of the bottom of the annular plate (20) is positioned in the section of the top of the plate core (10).

3. The portable lithium battery cell of claim 1, wherein: the two plugging channels (31) are symmetrically arranged on two sides of the positive pole (11), and when connecting lines at the centers of the positive pole (11) and the negative pole (12) are perpendicular to the central line of the plugging channel (31), the plugging channel (31) and the positive pole (11) are designed to avoid the air.

4. The portable lithium battery cell of claim 1, wherein: the vertical section of the clamping plate (40) is L-shaped, the extension part of the clamping plate (40) is positioned right above the annular plate (20), the side wall of the extension part of the clamping plate (40) is provided with a protruding block (41) which faces the positive pole (11) and is of a horizontal semi-cylindrical structure, and the protruding block (41) is arranged on the side wall of the extension part of the clamping plate.

5. The portable lithium battery cell of claim 1, wherein: the bottom of the board core (10) is provided with a positioning groove matched with the battery core mounting plate, heat dissipation glue is glued between the adjacent board cores (10), and the adjacent board cores (10) are distributed in a staggered mode.

6. The portable lithium battery cell of claim 1, wherein: clamping blocks (60) are welded at the same ends of the two clamping plates (40) on two sides of the annular plate (20), and notches matched with the clamping blocks (60) are formed in four corners of the connecting sheet (50).

7. The portable lithium battery cell of claim 1, wherein: the annular plate (20), the vertical plate (30) and the clamping plate (40) are all made of insulating materials.