CN216105213U

CN216105213U - Polyester film termination adhesive tape for lithium battery

Info

Publication number: CN216105213U
Application number: CN202122245470.2U
Authority: CN
Inventors: 孙大伟
Original assignee: Dongguan Fine Electronic Material Technology Co ltd
Current assignee: Dongguan Fine Electronic Material Technology Co ltd
Priority date: 2021-09-16
Filing date: 2021-09-16
Publication date: 2022-03-22
Anticipated expiration: 2031-09-16

Abstract

The utility model relates to the technical field of termination adhesive tapes, in particular to a polyester film termination adhesive tape for a lithium battery, which comprises a frame body, wherein the frame body comprises a rolling cylinder, and the surface of the rolling cylinder is connected with a colloid; the movable mechanism comprises a movable shaft, a connecting plate, a connecting column, a pressing rubber block, a telescopic column and a torsion spring. According to the utility model, through the matching of the movable shaft, the connecting plate, the connecting column, the pressing rubber block, the telescopic column, the first spring column, the torsional spring, the rubber telescopic spring plate and the cutting teeth, a worker can conveniently drive the cutting teeth to press down by pressing the rubber block, so that an adhesive tape is broken, and the adhesive tape is conveniently cut by the worker.

Description

Polyester film termination adhesive tape for lithium battery

Technical Field

The utility model relates to the technical field of termination adhesive tapes, in particular to a polyester film termination adhesive tape for a lithium battery.

Background

The termination adhesive tape is prepared by taking an insulating material such as polypropylene, polyester or polyimide as a base material, coating the base material with special acrylic glue for resisting lithium battery electrolyte, has the characteristics of high electrical insulation, proper adhesive force and adhesive property, no adhesive residue after stripping and the like, is suitable for insulating and fixing the termination part of a lithium ion battery cell, and is suitable for insulating, protecting and fixing the termination part of various lithium ion battery cells such as a cylinder, a square and the like.

When the former adhesive tape is used, and when the worker uses the adhesive tape to bond and connect the wire, the device is inconvenient to cut the adhesive tape, the convenience of the use of the device is poor, the heat resistance of the former adhesive tape is poor, and after the adhesive tape is used for a period of time, the adhesive tape is easy to loosen, and the practicability of the adhesive tape is poor, so that the problem to be solved is urgently needed to design a polyester film termination adhesive tape for a lithium battery.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a polyester film termination adhesive tape for a lithium battery, which aims to solve the problems that when the device proposed in the background art is used, the device is inconvenient to cut off the adhesive tape, and the heat resistance of the adhesive tape is poor.

In order to achieve the purpose, the utility model provides the following technical scheme:

a polyester film termination tape for a lithium battery, comprising:

the rack body comprises a rolling cylinder, and the surface of the rolling cylinder is connected with a colloid;

the movable mechanism comprises a movable shaft, a connecting plate, a connecting column, a pressing rubber block, a telescopic column and a torsion spring, the surface of the rolling cylinder is movably connected with the movable mechanism, the surface of the rolling cylinder is movably connected with the movable shaft, the surface of the movable shaft is connected with the connecting plate, the surface of the connecting plate is connected with the connecting column, and the pressing rubber block is inserted and connected to the inner side of the connecting column;

the protection mechanism comprises a flow line groove, an insulating layer and a protective layer, the surface of the colloid is movably connected with the protection mechanism, the flow line groove is formed in the surface of the colloid, the insulating layer is connected to the surface of the colloid, and the protective layer is connected to the surface of the insulating layer.

Preferably, the surface swing joint who presses the block rubber has flexible post, the surface of flexible post is connected with first spring post, it is connected with the torsional spring to press the block rubber surface, the surface of torsional spring is connected with the rubber extension spring board, the bottom of pressing the block rubber is connected with cuts disconnected tooth.

Preferably, the movable shafts are symmetrically distributed on the surfaces of the rolling cylinders in two groups, and the connecting plates are symmetrically distributed on the surfaces of the connecting plates in two groups.

Preferably, the telescopic columns are symmetrically distributed on the surface of the pressing rubber block in two groups, and connecting columns are connected to the surfaces of the telescopic columns.

Preferably, the first spring columns are divided into two groups, and the first spring columns are respectively distributed on the surfaces of the two groups of telescopic columns.

Preferably, the torsional springs are two groups and are respectively distributed on the surface of the pressing rubber block, and the streamline grooves are uniformly distributed on the outer surface of the rubber body.

Compared with the prior art, the utility model has the beneficial effects that:

1. through the loose axle, the connecting plate, the spliced pole, press the block rubber, flexible post, first spring post, the torsional spring, the cooperation of rubber expansion spring board and cut off the tooth, the staff of being convenient for is through pressing the block rubber, thereby drive and cut off the tooth, push down, thereby make the sticky tape fracture, thereby the staff of being convenient for cuts the sticky tape, through rubber expansion spring board under the connection of torsional spring, rubber expansion spring board supports the surface that closes the colloid, thereby avoid when dragging the colloid, the colloid takes place the fold, effectively ensure the result of use of device.

2. Through the cooperation of runner groove, insulating layer and inoxidizing coating, be convenient for increase the heat-proof quality of colloid, and effectively ensure the stability of colloid behind the bonding wire, avoid droing of colloid, effectively increased the practicality of device.

Drawings

FIG. 1 is a schematic front view, partially in section, of the present invention;

FIG. 2 is a schematic sectional front view of the rubber block of FIG. 1;

FIG. 3 is a side view, partially in section, in accordance with the present invention;

FIG. 4 is a schematic top cross-sectional view of the gel of FIG. 1 according to the present invention.

In the figure: 1. a frame body; 11. rolling; 12. a colloid; 2. a movable mechanism; 21. a movable shaft; 22. a connecting plate; 23. connecting columns; 24. pressing the rubber block; 25. a telescopic column; 26. a first spring post; 27. a torsion spring; 28. a rubber expansion spring plate; 29. cutting off the teeth; 3. a protection mechanism; 31. a runner duct; 32. an insulating layer; 33. and (4) a protective layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, an embodiment of the present invention is shown:

a polyester film termination tape for a lithium battery, comprising:

the frame body 1 comprises a rolling wheel 11, and the surface of the rolling wheel 11 is connected with a colloid 12;

the movable mechanism 2 comprises a movable shaft 21, a connecting plate 22, a connecting column 23, a pressing rubber block 24, a telescopic column 25 and a torsion spring 27, the surface of the rolling sleeve 11 is movably connected with the movable mechanism 2, the surface of the rolling sleeve 11 is movably connected with the movable shaft 21, the surface of the movable shaft 21 is connected with the connecting plate 22, the surface of the connecting plate 22 is connected with the connecting column 23, and the inner side of the connecting column 23 is inserted and connected with the pressing rubber block 24;

the protective mechanism 3 comprises a flow line groove 31, an insulating layer 32 and a protective layer 33, the protective mechanism 3 is movably connected to the surface of a colloid 12, the flow line groove 31 is formed in the surface of the colloid 12, the insulating layer 32 is connected to the surface of the colloid 12, the protective layer 33 is connected to the surface of the insulating layer 32, the protective layer 33 is mica paper, high-quality Sichuan muscovite is used as a raw material, the raw material is subjected to thermochemical or hydraulic stripping and crushing to form pulp paper, and the pulp paper is cut into continuous roll paper or single paper, so that the insulativity of the movable shaft 21 is guaranteed, the insulating layer 32 is made of a polyimide film material, and the groove insulation and cable wrapping material for the motor has outstanding high-temperature resistance, radiation resistance, chemical corrosion resistance and electric insulation performance, and the heat resistance of the colloid 12 is guaranteed.

Further, the surface swing joint who presses rubber block 24 has flexible post 25, and the surface of flexible post 25 is connected with first spring post 26, presses rubber block 24 surface to be connected with torsional spring 27, and the surface of torsional spring 27 is connected with rubber flexible spring board 28, and the bottom of pressing rubber block 24 is connected with cuts disconnected tooth 29, thereby drives through pressing rubber block 24 and cuts disconnected tooth 29 and push down to be convenient for to cutting of colloid 12.

Furthermore, the movable shafts 21 are symmetrically distributed on the surface of the rolling element 11 in two groups, the connecting plates 22 are symmetrically distributed on the surface of the connecting plates 22 in two groups, and the movable shafts 21 can move on the surface of the connecting plates 22, so that the colloid 12 can be conveniently carried by workers.

Further, flexible post 25 is two sets of symmetric distributions and is pressing the surface of block rubber 24, and the surface of flexible post 25 is connected with spliced pole 23, through flexible post 25 to the support of pressing block rubber 24 to the guarantee presses the stability of block rubber 24.

Further, first spring post 26 is two sets ofly, first spring post 26 distributes respectively on the surface of two sets of flexible posts 25, has elasticity through first spring post 26, and first spring post 26 supports closes flexible post 25 to when the guarantee staff pressed block rubber 24, the surface that cuts off tooth 29 and not support and close colloid 12.

Further, torsional spring 27 is two sets of distributions respectively on the surface of pressing block rubber 24, and streamline groove 31 evenly distributed has certain elasticity at the surface of colloid 12 through rubber extension spring board 28 to guarantee rubber extension spring board 28 supports the combination to the surface of colloid 12, has elasticity through torsional spring 27, thereby guarantee torsional spring 27 can take place certain swing about.

The working principle is as follows: when the device is used, certain elasticity is provided through torsional spring 27, thereby drag rubber extension spring board 28, certain elasticity is provided through rubber extension spring board 28, thereby make the bottom of rubber extension spring board 28 support the surface that closes colloid 12, thereby the support personnel when pulling colloid 12 wraps up the wire, avoid colloid 12 to take place the fold when using, support flexible post 25 through first spring post 26, thereby the support staff is when not pressing rubber block 24, cut disconnected tooth 29 and not cutting colloid 12, the staff of also being convenient for presses rubber block 24 and cuts colloid 12, thereby the convenience of guarantee device.

Through the streamline groove 31 that colloid 12 surface was seted up to guarantee colloid 12 is difficult to take place to drop when the parcel wire, increases the frictional force between colloid 12, thereby through insulating layer 32 guarantee colloid 12's insulating properties, thereby through the thermal-resistant fire prevention effect of inoxidizing coating 33 guarantee colloid 12, thereby guarantee colloid 12's practicality.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A polyester film termination tape for a lithium battery, comprising:

the rack body (1) comprises a rolling wheel (11), and the surface of the rolling wheel (11) is connected with a colloid (12);

the movable mechanism (2) comprises a movable shaft (21), a connecting plate (22), a connecting column (23), a pressing rubber block (24), a telescopic column (25) and a torsion spring (27), the surface of the rolling cylinder (11) is movably connected with the movable mechanism (2), the surface of the rolling cylinder (11) is movably connected with the movable shaft (21), the surface of the movable shaft (21) is connected with the connecting plate (22), the surface of the connecting plate (22) is connected with the connecting column (23), and the inner side of the connecting column (23) is inserted and connected with the pressing rubber block (24);

protection machanism (3), protection machanism (3) include runner pipe (31), insulating layer (32), inoxidizing coating (33), and the surperficial swing joint of colloid (12) has protection machanism (3), runner pipe (31) have been seted up on the surface of colloid (12), the surface of colloid (12) is connected with insulating layer (32), the surface of insulating layer (32) is connected with inoxidizing coating (33).

2. The polyester film termination tape for lithium batteries according to claim 1, wherein: the surface swing joint who presses rubber block (24) has flexible post (25), the surface of flexible post (25) is connected with first spring post (26), press rubber block (24) surface connection has torsional spring (27), the surface connection of torsional spring (27) has rubber expansion spring board (28), the bottom of pressing rubber block (24) is connected with cuts off tooth (29).

3. The polyester film termination tape for lithium batteries according to claim 1, wherein: the movable shafts (21) are symmetrically distributed on the surface of the rolling cylinder (11), and the connecting plates (22) are symmetrically distributed on the surface of the connecting plates (22).

4. The polyester film termination tape for lithium batteries according to claim 2, wherein: the telescopic column (25) is symmetrically distributed on the surface of the pressing rubber block (24), and the surface of the telescopic column (25) is connected with the connecting column (23).

5. The polyester film termination tape for lithium batteries according to claim 2, wherein: the first spring columns (26) are divided into two groups, and the first spring columns (26) are respectively distributed on the surfaces of the two groups of telescopic columns (25).

6. The polyester film termination tape for lithium batteries according to claim 1, wherein: the torsion springs (27) are distributed on the surface of the pressing rubber block (24) in two groups, and the flow line grooves (31) are uniformly distributed on the outer surface of the rubber body (12).