CN216488341U

CN216488341U - Combined lithium battery

Info

Publication number: CN216488341U
Application number: CN202122471080.7U
Authority: CN
Inventors: 张彬; 周毅; 张溪; 忻雷锡; 夏卫平; 吴旗林; 胡华强
Original assignee: Shandong Yaomi New Energy Technology Co ltd
Current assignee: Shandong Yaomi New Energy Technology Co ltd
Priority date: 2021-10-14
Filing date: 2021-10-14
Publication date: 2022-05-10
Anticipated expiration: 2031-10-14

Abstract

The utility model discloses a combined lithium battery, which comprises a placing box, a box door, a fixed rail, lithium battery blocks, side pressure plates, elastic plates and a conductor rail, wherein the box door capable of being opened and closed is installed on one side of the placing box, a plurality of lithium battery blocks are placed in the placing box, the upper end and the lower end of each lithium battery block are sleeved with the fixed rail, the two fixed rails on the same lithium battery block are respectively fixed on the inner top wall and the inner bottom wall of the placing box, the fixed rails are in a strip shape and are vertical to the box door, a clamping groove is formed in each fixed rail, the two elastic plates are fixed on the two side walls of each clamping groove, the side pressure plates are fixed on the opposite sides of the two elastic plates, and the two side pressure plates clamp the lithium battery blocks. In the application process, the capacity of the battery pack can be consistent in a certain range, and the integral energy storage capacity of the battery pack is improved.

Description

Combined lithium battery

[ technical field ] A

The utility model relates to the technical field of lithium batteries, in particular to the technical field of combined lithium batteries.

[ background ] A method for producing a semiconductor device

The lithium battery is widely applied, and in order to meet the requirements of the lithium battery, a plurality of lithium battery blocks are sometimes required to be combined together for use. The lithium battery block in the existing combined lithium battery is easy to loosen and is not beneficial to the safe use of the lithium battery.

[ Utility model ] content

The utility model aims to solve the problems in the prior art and provides a combined lithium battery, which can ensure that a lithium battery block is not easy to loosen and is safer to use.

In order to achieve the purpose, the utility model provides a combined lithium battery, which comprises a placing box, a box door, a fixed rail, lithium battery blocks, side pressure plates, elastic plates and a conductor rail, wherein the box door capable of being opened and closed is installed on one side of the placing box, a plurality of lithium battery blocks are placed in the placing box, the upper end and the lower end of each lithium battery block are sleeved with the fixed rail, the two fixed rails on the same lithium battery block are respectively fixed on the inner top wall and the inner bottom wall of the placing box, the fixed rails are in a strip shape and are vertical to the box door, a clamping groove is arranged on each fixed rail, the two elastic plates are fixed on the two side walls of each clamping groove, the side pressure plates are fixed on the opposite sides of the two elastic plates, the lithium battery blocks are clamped by the two side pressure plates, a positive electrode and a negative electrode are arranged on the side of each lithium battery block far away from the box door, a plurality of auxiliary holes which are in one-to-one correspondence with the electrodes are arranged on the placing box, the electrode passes corresponding auxiliary hole, the side of keeping away from the case door of placing the case is fixed with two conductor rails, and the conductor rail is close to and places the case side and be equipped with the mounting groove, and a conductor rail covers all the auxiliary holes that positive electrode corresponds, and another conductor rail covers all the auxiliary holes that the negative electrode corresponds, be equipped with the conducting block of a plurality of and electrode one-to-one in the mounting groove, link to each other through the spring between the tank bottom of conducting block and mounting groove.

Preferably, the top wall and the side wall of the placing box are provided with a plurality of heat dissipation holes, and the area sandwiched by two adjacent battery blocks is at least communicated with one vent hole.

Preferably, an elastic pressing plate is fixed at the bottom of the clamping groove of the fixed rail at the top end of the lithium battery block and abuts against the top end of the lithium battery block.

Preferably, the elastic plate and the side pressure plate are not fixed with the groove bottom of the clamping groove.

Preferably, a plurality of elastic pressing strips which are horizontally arranged are arranged between the box door and the lithium battery block, the elastic pressing strips are fixed on the box door, and the elastic pressing strips are horizontally arranged.

The utility model has the beneficial effects that: according to the utility model, the elastic plate, the side pressing plate, the elastic pressing plate and the elastic pressing strip are matched, so that the lithium battery block is not easy to loosen and collide, and the use safety and the transportation safety of the lithium battery are effectively ensured; the arrangement of the spring enables the electrode and the conductive block to be in close contact, so that the looseness is not easy to occur, and the use safety of the lithium battery is ensured; in the application process, the capacity of the battery pack can be consistent within a certain range, and the integral energy storage capacity of the battery pack is improved.

The features and advantages of the present invention will be described in detail by embodiments in conjunction with the accompanying drawings.

[ description of the drawings ]

Fig. 1 is a front view of a lithium battery pack according to the present invention;

fig. 2 is a side view of a modular lithium battery of the present invention.

In the figure: the battery pack comprises a placing box 1, a fixing rail 2, a lithium battery 3, a conductive rail 4, a box door 5, a vent hole 10, an auxiliary hole 11, a clamping groove 20, an elastic plate 21, a lateral pressure plate 22, an elastic pressure plate 23, an electrode 31, an installing groove 40, a spring 41, a conductive block 42 and an elastic pressing strip 50.

[ detailed description ] embodiments

Referring to fig. 1 and 2, the combined lithium battery of the utility model comprises a placing box 1, a box door 5, a fixed rail 2, lithium battery blocks 3, side pressure plates 22, elastic plates 21 and a conductor rail 4, wherein one side of the placing box 1 is provided with the box door 5 which can be opened and closed, the placing box 1 is internally provided with a plurality of lithium battery blocks 3, the upper end and the lower end of each lithium battery block 3 are respectively sleeved with the fixed rail 2, the two fixed rails 2 on the same lithium battery block 3 are respectively fixed on the inner top wall and the inner bottom wall of the placing box 1, the fixed rail 2 is in a strip shape, the fixed rail 2 is vertical to the box door 5, the fixed rail 2 is provided with a clamping groove 20, the two side walls of the clamping groove 20 are respectively fixed with one elastic plate 21, the opposite sides of the two elastic plates 21 are respectively fixed with one side pressure plate 22, the two side pressure plates 22 clamp the lithium battery blocks 3, and the side of the lithium battery block 3 far away from the box door 5 is provided with a positive plate, The battery box comprises two negative electrodes 31, a plurality of auxiliary holes 11 corresponding to the electrodes 31 one by one are arranged on a placing box 1, the electrodes 31 penetrate the corresponding auxiliary holes 11, two conductive rails 4 are fixed on the side of the placing box 1 far away from a box door 5, a mounting groove 40 is arranged on the side of the conductive rails 4 close to the placing box 1, one conductive rail 4 covers the auxiliary holes 11 corresponding to all positive electrodes 31, the other conductive rail 4 covers the auxiliary holes 11 corresponding to all negative electrodes 31, a plurality of conductive blocks 42 corresponding to the electrodes 31 one by one are arranged in the mounting groove 40, the conductive blocks 42 are connected with the groove bottom of the mounting groove 40 through springs 41, a plurality of radiating holes are arranged on the top wall and the side wall of the placing box 1, the area sandwiched between two adjacent battery blocks is at least communicated with one vent hole 10, an elastic pressing plate 23 is fixed on the groove bottom of a clamping groove 20 of a fixed rail 2 at the top end of a lithium battery block 3, elastic pressing plate 23 supports the top of lithium cell block 3, elastic plate 21 and side pressure plate 22 all are not fixed mutually with the tank bottom of draw-in groove 20, establish between chamber door 5 and the lithium cell block 3 and accompany the elastic pressing strip 50 that a plurality of levels set up, elastic pressing strip 50 fixes on chamber door 5, elastic pressing strip 50 level setting.

The working process of the utility model is as follows:

in the working process of the combined lithium battery, the elastic plate 21, the side pressing plate 22, the elastic pressing plate 23 and the elastic pressing strip 50 are matched, so that the lithium battery block 3 is not easy to loosen and collide, and the use safety and the transportation safety of the lithium battery are effectively ensured; the arrangement of the spring 41 enables the electrode 31 and the conductive block 42 to be in close contact with each other, so that the looseness is not easy to occur, and the use safety of the lithium battery is ensured; in the application process, the capacity of the battery pack can be consistent within a certain range, and the integral energy storage capacity of the battery pack is improved.

The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.

Claims

1. A combined lithium battery is characterized in that: comprises a placing box (1), a box door (5), a fixed rail (2), lithium battery blocks (3), side pressure plates (22), elastic plates (21) and conductive rails (4), wherein the box door (5) capable of being opened and closed is installed on one side of the placing box (1), a plurality of lithium battery blocks (3) are placed in the placing box (1), the fixed rail (2) is sleeved at the upper end and the lower end of each lithium battery block (3), the two fixed rails (2) on the same lithium battery block (3) are respectively fixed on the inner top wall and the inner bottom wall of the placing box (1), the fixed rail (2) is in a long strip shape, the fixed rail (2) is vertical to the box door (5), a clamping groove (20) is arranged on the fixed rail (2), the two side walls of the clamping groove (20) are respectively fixed with one elastic plate (21), the opposite sides of the two elastic plates (21) are respectively fixed with one side pressure plate (22), the two side pressure plates (22) clamp the lithium battery block (3), the side of the lithium battery block (3) far away from the box door (5) is provided with a positive electrode and a negative electrode (31), the placing box (1) is provided with a plurality of auxiliary holes (11) which are in one-to-one correspondence with the electrodes (31), the electrodes (31) pass through the corresponding auxiliary holes (11), two conductive rails (4) are fixed on the side of the placing box (1) far away from the box door (5), a mounting groove (40) is arranged on the side of the conductive rails (4) close to the placing box (1), one conductive rail (4) covers the auxiliary holes (11) corresponding to all the positive electrodes (31), the other conductive rail (4) covers the auxiliary holes (11) corresponding to all the negative electrodes (31), a plurality of conductive blocks (42) which are in one-to-one correspondence with the electrodes (31) are arranged in the mounting groove (40), and the conductive blocks (42) are connected with the bottom of the mounting groove (40) through springs (41).

2. A modular lithium battery as claimed in claim 1, characterized in that: the top wall and the side wall of the placing box (1) are provided with a plurality of heat dissipation holes, and the area sandwiched by two adjacent battery blocks is at least communicated with one vent hole (10).

3. A modular lithium battery as claimed in claim 1, characterized in that: an elastic pressing plate (23) is fixed at the bottom of the clamping groove (20) of the fixed rail (2) at the top end of the lithium battery block (3), and the elastic pressing plate (23) abuts against the top end of the lithium battery block (3).

4. A modular lithium battery as claimed in claim 1, characterized in that: the elastic plate (21) and the side pressure plate (22) are not fixed with the bottom of the clamping groove (20).

5. A modular lithium battery as claimed in claim 1, characterized in that: establish between chamber door (5) and lithium cell piece (3) and accompany elastic pressing strip (50) that a plurality of levels set up, elastic pressing strip (50) are fixed on chamber door (5), and elastic pressing strip (50) level sets up.