CN216750091U

CN216750091U - Lithium battery protection cover plate and lithium battery

Info

Publication number: CN216750091U
Application number: CN202122768539.XU
Authority: CN
Inventors: 王程
Original assignee: Maanshan Dacang Precision Technology Co ltd
Current assignee: Maanshan Dacang Precision Technology Co ltd
Priority date: 2021-11-12
Filing date: 2021-11-12
Publication date: 2022-06-14
Anticipated expiration: 2031-11-12

Abstract

The utility model discloses a protection cover plate of a lithium battery and a lithium battery thereof, the protection cover plate of the lithium battery comprises a cover plate main body, a shell, a pole, electrode tips and a fixing component, wherein the shell is arranged on the outer wall of the bottom end of the cover plate main body; the outer walls of two sides of the cover plate main body are welded with fixing lugs, the outer wall of the top end of each fixing lug is provided with a first inserting hole in a penetrating way, and a first inserting rod is inserted into the first inserting hole; the utility model provides a protective cover plate simple structure of lithium cell, convenient to use, the fixed subassembly of setting is convenient for install fixed and dismantle the maintenance to the apron main part, and comparison labour saving and time saving has avoided the integrative setting of lithium cell and apron, has reduced the change degree of difficulty, has also reduced cost of maintenance.

Description

Lithium battery protection cover plate and lithium battery

Technical Field

The utility model relates to a lithium battery equipment field specifically is a protection apron of lithium cell and lithium cell thereof.

Background

The lithium battery is a battery which uses lithium metal or lithium alloy as a positive/negative electrode material and uses a nonaqueous electrolyte solution; because the chemical characteristics of the lithium metal are very active, the lithium metal has very high requirements on the environment in processing, storage and use; with the development of science and technology, lithium batteries have become the mainstream; however, the protection cover plate of the current lithium battery is usually integrated with the lithium battery, so that the lithium battery is inconvenient to maintain and replace when damaged, wastes time and labor, increases the maintenance cost, and is not worth of wide popularization and application.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a protection apron of lithium cell and lithium cell thereof, a protection cover plate simple structure of lithium cell, convenient to use, the fixed subassembly of setting is convenient for install fixedly and dismantle the maintenance to the apron main part, and comparison labour saving and time saving has avoided the integrative setting of lithium cell and apron, has reduced the change degree of difficulty, has also reduced cost of maintenance.

The purpose of the utility model can be realized by the following technical scheme:

a protective cover plate of a lithium battery comprises a cover plate main body, a shell, a pole, electrode tips and a fixing assembly, wherein the shell is installed on the outer wall of the bottom end of the cover plate main body;

the fixing assembly comprises a fixing lug, a first inserting hole, a first inserting rod, a first spring, a second pressing block, an installation block, a mounting groove, a second inserting hole, a second inserting rod, an L-shaped fixture block, a second spring and a second fixture block, the fixing lug is welded on the outer walls of the two sides of the cover plate main body, the first inserting hole is formed in the outer wall of the top end of the fixing lug in a penetrating mode, the first inserting rod is inserted into the first inserting hole in an inserting mode, the second pressing block is welded on the outer wall of the top end of the first inserting rod, the first spring is sleeved on the outer wall, located between the second pressing block and the fixing lug, of the first inserting rod, the two ends of the first spring are welded with the outer walls of the fixing lug and the second pressing block respectively, the installation blocks are welded on the outer walls of the two sides of the shell, the mounting groove is formed in the outer wall of the top end of the installation block, the second inserting hole is formed in a penetrating mode on the inner wall of one side of the mounting groove, the inside of second spliced eye is gone up the grafting and is had the second spliced pole, the one end that the second spliced pole is located the mounting groove is fixed with L shape fixture block, the second spring has been cup jointed on the outer wall that the second spliced pole is located L shape fixture block one side, and the both ends of second spring respectively with the outer wall of L shape fixture block and the inner wall welding of mounting groove, it has the second fixture block to correspond L shape fixture block welding on the bottom outer wall of first spliced pole, and second fixture block and the mutual lock of L shape fixture block.

The utility model provides a lithium battery, includes battery core, electrode block, electrode tank and a protection apron of lithium battery, install two electrode blocks on the top outer wall of battery core, the electrode tank has been seted up to corresponding utmost point post on the top of electrode block, and the bottom of utmost point post inserts in the electrode tank.

As a further aspect of the present invention: the welding has the fixed block on the bottom inner wall of mounting groove, first spout has been seted up on the top outer wall of fixed block, it has first slider to correspond first spout welding on the bottom outer wall of L shape fixture block, and the outer wall of first slider and the inner wall laminating of first spout.

As a further aspect of the present invention: and a first pressing block is fixed at one end of the second plug rod penetrating through the outer part of the second plug hole.

As a further aspect of the present invention: the number of the fixing lug, the first inserting hole, the first inserting rod, the first spring, the second pressing block, the mounting groove, the second inserting hole, the second inserting rod, the L-shaped clamping block, the second spring and the second clamping block is two.

As a further aspect of the present invention: handles are rotatably arranged on two sides of the shell.

The utility model has the advantages that: this protection apron of lithium cell and domestic safe thereof, a protection cover plate simple structure of lithium cell, high durability and convenient use, the fixed subassembly of setting, through fixed ear, first spliced eye, first spliced pole, first spring, the second is pressed the briquetting, the installation piece, the mounting groove, the second spliced eye, the second spliced pole, L shape fixture block, the cooperation of second spring and second fixture block, be convenient for install fixed and dismantle the maintenance to the apron main part, it is more labour saving and time saving, the integrative setting of lithium cell and apron has been avoided, the change degree of difficulty has been reduced, maintenance cost has also been reduced, be worth extensive popularization and application.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a schematic structural view of a protective cover plate of a lithium battery according to the present invention;

fig. 2 is a front view of a protective cover plate of a lithium battery according to the present invention;

FIG. 3 is a schematic view of the overall structure of the domestic safe of the present invention;

in the figure: 01. a cover plate main body; 02. a housing; 03. a pole column; 04. an electrode tip; 05. a fixing component; 06. a first pressing block; 07. a first slider; 08. a fixed block; 09. a first chute; 051. fixing the ear; 052. a first plug hole; 053. a first plug-in rod; 054. a first spring; 055. a second pressing block; 056. mounting blocks; 057. mounting grooves; 058. a second plug hole; 059. a second plug-in rod; 0510. an L-shaped fixture block; 0511. a second spring; 0512. a second fixture block; 1. a battery cell; 2. an electrode block; 3. and (4) an electrode tank.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-3, a protective cover plate for a lithium battery includes a cover plate main body 01, a housing 02, a terminal 03, electrode tips 04 and a fixing assembly 05, wherein the housing 02 is installed on the outer wall of the bottom end of the cover plate main body 01, the fixing assembly 05 is arranged at the joint of the cover plate main body 01 and the housing 02, two electrode tips 04 are fixed on the outer wall of the top end of the cover plate main body 01, the terminal 03 is fixed on the outer wall of the bottom end of the cover plate main body 01 corresponding to the electrode tips 04, and the terminal 03 is electrically connected with the electrode tips 04, the cover plate main body 01 and the housing 02 are arranged to facilitate the protection of the battery core 1, and the terminal 03 is relatively perfect and is convenient to be connected with an electrode groove 3 on an electrode block 2; handles are rotatably arranged on two sides of the shell 02, so that the equipment is convenient to carry and is perfect;

the fixing component 05 comprises a fixing lug 051, a first inserting hole 052, a first inserting rod 053, a first spring 054, a second pressing block 055, a mounting block 056, a mounting groove 057, a second inserting hole 058, a second inserting rod 059, an L-shaped fixture block 0510, a second spring 0511 and a second fixture block 0512, the outer walls of the two sides of the cover plate main body 01 are welded with fixing lugs 051, the outer wall of the top end of the fixing lug 051 is provided with a first inserting hole 052 in a penetrating way, the first inserting rod 053 is inserted into the first inserting hole 052, the outer wall of the top end of the first inserting rod 053 is welded with the second pressing block 055, the outer wall of the first inserting rod 053 between the second pressing block 055 and the fixing lug 051 is sleeved with the first spring 054, the two ends of the first spring 054 are respectively welded with the outer walls of the fixing lug 051 and the second pressing block, the outer wall of the two sides of the shell 02 are provided with the mounting block 056, the mounting groove 057 is welded with the outer wall, a second inserting hole 058 is formed in the inner wall of one side of the mounting groove 057 in a penetrating manner, a second inserting rod 059 is inserted into the second inserting hole 058, an L-shaped fixture 0510 is fixed on one end of the second inserting rod 059, which is positioned in the mounting groove 057, a second spring 0511 is sleeved on the outer wall of the second inserting rod 059, which is positioned on one side of the L-shaped fixture 0510, two ends of the second spring 0511 are respectively welded with the outer wall of the L-shaped fixture 0510 and the inner wall of the mounting groove 057, a second fixture 0512 is welded on the outer wall of the bottom end of the first inserting rod 053 corresponding to the L-shaped fixture 0510, and the second fixture 0512 and the L-shaped fixture 0510 are mutually buckled, so that the structure is simple, the operation is convenient, the mounting, the fixing and the dismounting of the cover plate main body 01 are convenient, the maintenance is convenient, and the practicability is realized; a fixed block 08 is welded on the inner wall of the bottom end of the mounting groove 057, a first sliding groove 09 is formed in the outer wall of the top end of the fixed block 08, a first sliding block 07 is welded on the outer wall of the bottom end of the L-shaped fixture block 0510 corresponding to the first sliding groove 09, and the outer wall of the first sliding block 07 is attached to the inner wall of the first sliding groove 09, so that the L-shaped fixture block 0510 moves stably; a first pressing block 06 is fixed at one end of the second plug rod 059 penetrating through the second plug hole 058, so that the second plug rod 059 can be conveniently pressed, and labor is saved; the number of the fixing lugs 051, the first inserting holes 052, the first inserting rods 053, the first springs 054, the second pressing blocks 055, the mounting blocks 056, the mounting grooves 057, the second inserting holes 058, the second inserting rods 059, the L-shaped clamping blocks 0510, the second springs 0511 and the second clamping blocks 0512 is two, so that the whole structure is complete and complete, and the normal use of the equipment is convenient.

As shown in fig. 1-2, a lithium battery comprises a battery core 1, two electrode blocks 2, an electrode groove 3 and a protective cover plate of the lithium battery, wherein the two electrode blocks 2 are installed on the outer wall of the top end of the battery core 1, the electrode groove 3 is arranged on the top end of the electrode block 2 corresponding to a terminal post 03, and the bottom end of the terminal post 03 is inserted into the electrode groove 3, so that the lithium battery is practical and is electrically connected with the terminal post 03 through the electrode blocks 2 and the electrode groove 3.

The utility model discloses a theory of operation: make utmost point post 03 on the apron main part 01 aim at electrode slot 3 earlier, and insert into, then press the second and press briquetting 055, the second is pressed briquetting 055 and is driven first plug-in connection pole 053 and insert in mounting groove 057, make second fixture block 0512 on first plug-in connection pole 053 bottom and L shape fixture block 0510 dislocation lock, and fix apron main part 01, when needing to dismantle apron main part 01, pull first pressure briquetting 06, first pressure briquetting 06 drives second plug-in connection pole 059 and moves towards one side, second plug-in connection pole 059 drives L shape fixture block 0510 and moves, make L shape fixture block 0510 and second fixture block 0512 separate, because first spring 054 elastic force effect, make first plug-in connection pole 053 move up, drive second fixture block 0512 on first plug-in connection pole 053 and break away from mounting groove 057, it is convenient and laborsaving relatively.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The protective cover plate of the lithium battery is characterized by comprising a cover plate main body (01), a shell (02), a pole (03), electrode tips (04) and a fixing assembly (05), wherein the shell (02) is installed on the outer wall of the bottom end of the cover plate main body (01), the fixing assembly (05) is arranged at the joint of the cover plate main body (01) and the shell (02), the two electrode tips (04) are fixed on the outer wall of the top end of the cover plate main body (01), the pole (03) is fixed on the outer wall of the bottom end of the cover plate main body (01) corresponding to the electrode tips (04), and the pole (03) is electrically connected with the electrode tips (04);

the fixing assembly (05) comprises a fixing lug (051), a first inserting hole (052), a first inserting rod (053), a first spring (054), a second pressing block (055), an installation block (056), an installation groove (057), a second inserting hole (058), a second inserting rod (059), an L-shaped fixture block (0510), a second spring (0511) and a second fixture block (0512), the outer walls of the two sides of the cover plate main body (01) are welded with the fixing lugs (051), the outer wall of the top end of the fixing lug (051) is provided with the first inserting hole (052) in a penetrating way, the inside of the first inserting hole (052) is inserted with the first inserting rod (053), the outer wall of the top end of the first inserting rod (053) is welded with the second pressing block (055), the first inserting rod (053) is positioned on the outer wall between the second pressing block (055) and the fixing lug (054), two ends of a first spring (054) are respectively welded with the outer walls of a fixing lug (051) and a second pressing block (055), the outer walls of two sides of the shell (02) are welded with mounting blocks (056), the outer wall of the top end of each mounting block (056) is provided with a mounting groove (057), the inner wall of one side of each mounting groove (057) is provided with a second inserting hole (058) in a penetrating way, the inside of each second inserting hole (058) is inserted with a second inserting rod (059), one end of each second inserting rod (059) positioned in each mounting groove (057) is fixedly provided with an L-shaped fixture block (0510), the outer wall of each second inserting rod (059) positioned on one side of the L-shaped fixture block (0510) is sleeved with a second spring (0511), two ends of each second spring (0511) are respectively welded with the outer wall of the L-shaped fixture block (0510) and the inner wall of each mounting groove (0517), the outer wall of the bottom end of each first inserting rod (053) is welded with a corresponding L-shaped fixture block (0510) with a second fixture block (0512), and the second clamping block (0512) is buckled with the L-shaped clamping block (0510) mutually.

2. The utility model provides a lithium battery, its characterized in that, including battery core (1), electrode block (2), electrode slot (3) and a protection cover plate of lithium battery, install two electrode block (2) on the top outer wall of battery core (1), electrode slot (3) have been seted up to corresponding utmost point post (03) on the top of electrode block (2), and the bottom of utmost point post (03) inserts in electrode slot (3).

3. The protective cover plate for the lithium battery as claimed in claim 1, wherein a fixing block (08) is welded on the inner wall of the bottom end of the mounting groove (057), a first sliding groove (09) is formed in the outer wall of the top end of the fixing block (08), a first sliding block (07) is welded on the outer wall of the bottom end of the L-shaped clamping block (0510) corresponding to the first sliding groove (09), and the outer wall of the first sliding block (07) is attached to the inner wall of the first sliding groove (09).

4. The cover plate of claim 1, wherein the end of the second plugging rod (059) passing through the outside of the second plugging hole (058) is fixed with the first pressing block (06).

5. The protective cover plate for the lithium battery as claimed in claim 1, wherein the number of the fixing lug (051), the first inserting hole (052), the first inserting rod (053), the first spring (054), the second pressing block (055), the mounting block (056), the mounting groove (057), the second inserting hole (058), the second inserting rod (059), the L-shaped clamping block (0510), the second spring (0511) and the second clamping block (0512) is two.

6. A protective cover for lithium batteries according to claim 1, characterized in that handles are rotatably mounted on both sides of the casing (02).