CN212894551U

CN212894551U - Protective adhesive paper and battery structure with same

Info

Publication number: CN212894551U
Application number: CN202021329823.6U
Authority: CN
Inventors: 姚建业; 周品辰; 彭明勇; 房赫巍
Original assignee: Huizhou Desay Battery Co Ltd
Current assignee: Huizhou Desay Battery Co Ltd
Priority date: 2020-07-08
Filing date: 2020-07-08
Publication date: 2021-04-06
Anticipated expiration: 2030-07-08

Abstract

The utility model discloses a protection adhesive tape and have its battery structure, this protection adhesive tape include that double faced adhesive tape district and single face glue the district, the single face is glued the district and is set up in the top in double faced adhesive tape district and be connected with it, the double faced adhesive tape district is the rectangle, be equipped with a recess between the left end in double faced adhesive tape district and the single face glue the district, the right-hand member in double faced adhesive tape district extends the edge in single face glue district, the double faced adhesive tape district and/or single face glue the district and adopt from type paper. The protective gummed paper is fast and convenient to bond, the production efficiency is improved, and the cost is low; the protective gummed paper wraps the lug and the protective plate of the battery, so that the protective plate can be prevented from piercing the protective gummed paper, the quality of the battery is ensured, the reliability is high, and a plurality of pieces of protective gummed paper do not need to be bonded; the protective gummed paper is suitable for batteries with various sizes, and the batteries have compact structures and high universality.

Description

Protective adhesive paper and battery structure with same

Technical Field

The utility model relates to a battery field especially relates to a protection adhesive tape and have its battery structure.

Background

The battery package is to fix the battery and the protection board together. The protective plate can start protection under abnormal conditions of overcharge, overdischarge, short circuit or overcurrent of the battery, and the like, thereby ensuring the use safety of the battery.

Among the prior art, can bond the adhesive tape to the head of battery, play the effect of protection battery and protection shield, but current adhesive tape shape generally is the strip form, need cut it many times after pasting, and the adhesive tape adopts from the type membrane in addition, can take static from the type membrane, and the adhesive tape pastes the in-process because the electrostatic action easily adheres on hand, is difficult to get rid of, and if adopt the type membrane of preventing static, the price will be more expensive, has increased manufacturing cost.

At present the thickness of adhesive tape is thin, and components and parts on the protection shield have the puncture exposed potential safety hazard, if wrap up in the multilayer adhesive tape to the battery head, though can effectively avoid components and parts direct contact battery on the protection shield to lead to the problem that the adhesive tape is punctured, but need many times bond the adhesive tape, be unfavorable for production efficiency's improvement.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the adhesive tape is easily punctured by the protection shield on the electric core, with high costs, the utility model provides a protection adhesive tape and have its battery structure, the protection adhesive tape conveniently bonds, with low costs, and the protection adhesive tape is difficult to be punctured by the components and parts on the protection shield moreover, also is favorable to improving production efficiency.

A protective adhesive tape comprises a double-sided adhesive area and a single-sided adhesive area, wherein the single-sided adhesive area is arranged above the double-sided adhesive area and connected with the double-sided adhesive area, the double-sided adhesive area is rectangular, a groove is formed between the left end of the double-sided adhesive area and the single-sided adhesive area, the right end of the double-sided adhesive area extends out of the edge of the single-sided adhesive area, and the double-sided adhesive area and/or the single-sided adhesive area are/is made of release paper.

Optionally, the single-sided adhesive area is provided with an avoiding groove, and the avoiding groove extends downwards along the vertical direction from the upper end of the single-sided adhesive area, so that the universality of the protective adhesive paper is improved.

Optionally, the release force of the release paper is 1-10 g.

Optionally, a battery structure with protection adhesive tape, including the utmost point ear that can buckle that sets up on battery, the battery and with the protection shield that utmost point ear is connected, the protection shield includes hardboard and soft board, the soft board is connected with the hardboard and sets up the right side at the hardboard, the upper end of utmost point ear is buckled downwards, the protection shield sets up the side at utmost point ear, the upper end of battery is equipped with the protection adhesive tape, utmost point ear and hard board are wrapped up in the protection adhesive tape, the soft board is located outside the protection adhesive tape.

Optionally, the battery upper end is equipped with the top banding, the side at the top banding is established to the utmost point ear, the two-sided adhesive tape district sets up on the top banding, the upper end in two-sided adhesive tape district and the upper end parallel and level of top banding, the lower extreme in single face adhesive tape district extends along the face of buckling between utmost point ear upper end and the utmost point ear lower extreme, and the upper end in single face adhesive tape district bonds for the another side of utmost point ear on the top banding.

Optionally, the top seal edge is frame-shaped.

Optionally, an electric connection area extending out of the upper end of the hard board is arranged on the soft board opposite to the other end connected with the hard board, and one end of the soft board, on which the electric connection area is arranged, is bent towards the hard board to form a bending surface of the soft board.

Optionally, the hard board lower extreme is equipped with the buffer board, and the buffer board can play the guard action to the battery.

Optionally, the side of the buffer board is provided with a piece of fixed gummed paper, and the fixed gummed paper is bonded and fixed with the buffer board, the protective gummed paper and the part of the soft board located at the side of the protective board.

Optionally, the protection plate is welded and fixed with the upper end of the tab.

Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model provides a protective gummed paper and a battery structure with the same, the protective gummed paper is fast and convenient to bond, which is beneficial to improving the production efficiency and has low cost; the protective gummed paper wraps the lug and the protective plate of the battery, so that the protective plate can be prevented from piercing the protective gummed paper, the quality of the battery is ensured, the reliability is high, and a plurality of pieces of protective gummed paper do not need to be bonded; the protective gummed paper is suitable for batteries with various sizes, and the batteries have compact structures and high universality.

Drawings

Fig. 1 is a schematic plan view of a protective adhesive tape provided in an embodiment of the present application;

FIG. 2 is a schematic perspective view of an adhesive tape provided in an embodiment of the present application;

FIG. 3 is a schematic diagram of a battery structure provided with a protective tape according to an embodiment of the present disclosure;

fig. 4 is a first schematic diagram illustrating an explosion of a battery structure provided in an embodiment of the present application;

FIG. 5 is a schematic view of a usage state of the protective gummed paper provided by the embodiment of the application;

fig. 6 is an exploded schematic view of a battery structure provided in an embodiment of the present application;

Detailed Description

The present invention will be further described with reference to the accompanying drawings 1 to 6, and with reference to the following drawings and examples.

A protective adhesive paper comprises a double-sided adhesive area 41 and a single-sided adhesive area 42, wherein the single-sided adhesive area 42 is arranged above and connected with the double-sided adhesive area 41, the double-sided adhesive area 41 is rectangular, a groove 43 is arranged between the left end of the double-sided adhesive area 41 and the single-sided adhesive area 42, and the right end of the double-sided adhesive area 41 extends out of the edge of the single-sided adhesive area 42. Because the length of the double-sided adhesive area 41 is greater than that of the single-sided adhesive area 42, after the double-sided adhesive area 41 is adhered to the battery 1, the right end protruding out of the single-sided adhesive area 42 can be directly torn off, so that the adhesive paper 4 is protected to be suitable for batteries with different sizes, and the groove 43 can save material cost. The utility model discloses a protection adhesive tape 4 conveniently bonds, and is with low costs moreover.

The single-sided adhesive area 42 is provided with avoidance grooves 44, the avoidance grooves 44 extend downwards from the upper end of the single-sided adhesive area 42 along the vertical direction, the number of the avoidance grooves 44 can be multiple, and the universality of protecting the adhesive paper 4 is improved by the avoidance grooves 44. The double-sided adhesive area 41 and/or the single-sided adhesive area 42 are/is made of release paper, the release force of the release paper is 1-10 g, the release paper is free of static electricity, the problem of electrostatic adsorption cannot occur in the using process, and the price is low. In some embodiments, the release paper of the double-sided adhesive area 41 is attached with acrylic adhesive on both sides, and partially attached with Tesa61365 double-sided adhesive, the thickness of the release paper is 0.025mm, and the viscosity of the protective adhesive paper 4 is greater than 1.0kgf/25 mm.

In some embodiments, a plurality of protective adhesive tapes 4 are fixed on the adhesive tape 8, the adhesive tape 8 comprises a fixed cylinder 81 and a base paper 82 wound on the fixed cylinder 81, the protective adhesive tapes 4 are adhered on the base paper 82, and the release force of the base paper is 1-3 g.

The utility model provides a battery structure with protection adhesive tape, including battery 1, the utmost point ear 2 that can buckle that sets up on battery 1 and the protection shield 3 of being connected with utmost point ear 2, the protection shield includes hardboard 31 and soft board 32, soft board 32 is connected 31 with the hardboard and is set up the right side at hardboard 31, the upper end of utmost point ear 2 is buckled downwards, be equipped with the face of buckling between utmost point ear upper end and the utmost point ear lower extreme promptly, protection shield 3 sets up the side at utmost point ear 2, battery 1's upper end is equipped with protection adhesive tape 4, utmost point ear 2 and hard board 31 are wrapped up in protection adhesive tape 4, soft board 32 is located outside protection adhesive tape 4. After the protective adhesive tape 4 is pasted on the battery 1, the part of the double-sided adhesive area 41, which exceeds the edge of the battery 1, can be torn off, the operation is very convenient, the protective adhesive tape is also suitable for batteries with different sizes, and the universality is high.

The upper end of the battery 1 is provided with a top seal edge 5, the tab 2 is arranged on the side edge of the top seal edge 5, the double-faced adhesive tape area 41 is arranged on the top seal edge 5, the upper end of the double-faced adhesive tape area 41 is flush with the upper end of the top seal edge 5, the lower end of the single-faced adhesive tape area 42 extends along the bending surface between the upper end of the tab 2 and the lower end of the tab 2, and the upper end of the single-faced adhesive tape area 42 is bonded with the other surface, opposite to the tab 2, on. In one embodiment, the top seal 5 is frame-shaped, and the protection plate 3 is welded and fixed to the upper end of the tab 2. The groove height of the protective gummed paper 4 is equal to the distance between the protective plate 3 and the top sealing edge 5 when the tab 2 is not bent, and the top sealing edge 5 extends out from the upper end of the battery 1 and is higher than the upper surface of the battery 1. The utility model discloses a battery structure only needs to bond a protection adhesive tape 4, and 3 sides of protecting shield towards utmost point ear 2 have the parcel of multilayer protection adhesive tape 4, can avoid the components and parts on the protecting shield 3 to impale protection adhesive tape 4, can effectively protect 1 head of battery. In addition. After 2 buckles of utmost point ear, the side of utmost point ear is hugged closely to protection shield 3, and protection adhesive tape 4 wraps up utmost point ear 2 and hardboard 31 completely, avoids 3 drunkenness deviation of protection shield or crooked problem, and utmost point ear 2 is fixed firm with protection shield 3, has reduced the height of whole battery structure after 2 buckles of utmost point ear, and the structure is compacter, improves the practicality and the commonality of battery.

The other end of the soft board 32, which is connected with the hard board 31, is provided with an electric connection area 321 extending out of the upper end of the hard board 31, and one end of the soft board 32, which is provided with the electric connection area 321, is bent towards the hard board 31 to form a bending surface of the soft board. The electrical connection region 321 is exposed to facilitate connection of the battery 1 to other devices.

In some embodiments, the lower end of the hard plate is provided with a buffer plate 6, the buffer plate 6 is disposed between the protection plate 3 and the battery 1 to prevent the protection plate 3 from being rigidly contacted with the battery 1 to cause damage, and the buffer plate 6 may be made of cotton sliver, plastic, or the like. Be equipped with fixed adhesive tape 7 at buffer board 6 side, fixed adhesive tape 7 and buffer board 6, protection adhesive tape 4 and the soft board 32 that is located the protection shield side bond fixedly, except extending the electric connection district 321 of hard board 31 upper end, the rest of soft board 32 is wrapped up by fixed adhesive tape 7, and fixed adhesive tape 7 has improved battery 1's stability.

The utility model provides a protective gummed paper and a battery structure with the same, the protective gummed paper is fast and convenient to bond, which is beneficial to improving the production efficiency and has low cost; the protective gummed paper wraps the lug and the protective plate of the battery, so that the protective plate can be prevented from piercing the protective gummed paper, the quality of the battery is ensured, the reliability is high, and a plurality of pieces of protective gummed paper do not need to be bonded; the protective gummed paper is suitable for batteries with various sizes, and the batteries have compact structures and high universality.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.

Claims

1. The protective gummed paper is characterized in that: the double-faced adhesive tape is characterized by comprising a double-faced adhesive tape area (41) and a single-faced adhesive tape area (42), wherein the single-faced adhesive tape area (42) is arranged above the double-faced adhesive tape area (41) and connected with the double-faced adhesive tape area (41), the double-faced adhesive tape area (41) is rectangular, a groove (43) is formed between the left end of the double-faced adhesive tape area (41) and the single-faced adhesive tape area (42), the right end of the double-faced adhesive tape area (41) extends out of the edge of the single-faced adhesive tape area (42), and release paper is adopted in the double-faced adhesive tape area (41) and/.

2. The protective gummed paper as claimed in claim 1, wherein: and an avoiding groove (44) is formed in the single-side adhesive area, and the avoiding groove (44) extends downwards from the upper end of the single-side adhesive area (42) along the vertical direction.

3. The protective gummed paper as claimed in claim 1, wherein: the release force of the release paper is 1-10 g.

4. The utility model provides a battery structure with protection adhesive tape which characterized in that: the battery protection device comprises the protection adhesive paper (4) as claimed in claim 1, a battery (1), a bendable tab (2) arranged on the battery (1) and a protection plate (3) connected with the tab (2), wherein the protection plate (3) comprises a hard plate (31) and a soft plate (32), the soft plate (32) is connected with the hard plate (31) and arranged on the right side of the hard plate (31), the upper end of the tab (2) is bent downwards, the protection plate (3) is arranged on the side edge of the tab (2), the protection adhesive paper (4) is arranged on the upper end of the battery (1), the tab (2) and the hard plate (31) are wrapped in the protection adhesive paper (4), and the soft plate (32) is arranged outside the protection adhesive paper (4).

5. The battery structure with protective gummed paper as claimed in claim 4, wherein: battery (1) upper end is equipped with top banding (5), the side at top banding (5) is established in utmost point ear (2), two-sided adhesive tape district (41) sets up on top banding (5), the upper end of two-sided adhesive tape district (41) and the upper end parallel and level of top banding (5), the lower extreme in single face gluey district (42) extends along the face of buckling between utmost point ear (2) upper end and utmost point ear (2) lower extreme, and the upper end in single face gluey district (42) bonds for the another side of utmost point ear (2) on with top banding (5).

6. The battery structure with protective gummed paper as claimed in claim 5, wherein: the top sealing edge (5) is frame-shaped.

7. The battery structure with protective gummed paper as claimed in claim 4, wherein: the soft board (32) is provided with an electric connection area (321) extending out of the upper end of the hard board (31) relative to the other end connected with the hard board (31), and one end of the soft board (32) provided with the electric connection area (321) is bent towards the hard board (31) to form a soft board bending surface.

8. A battery structure with protective gummed paper as claimed in claim 4 or 7, characterized in that: the lower end of the hard board (31) is provided with a buffer board (6).

9. The battery structure with protective gummed paper as claimed in claim 8, wherein: the side edge of the buffer plate (6) is provided with a fixed adhesive paper (7), and the fixed adhesive paper (7) is fixedly bonded with the buffer plate (6), the protective adhesive paper (4) and a soft plate (32) positioned at the side edge of the protective plate.

10. The battery structure with protective gummed paper as claimed in claim 4, wherein: the protection plate (3) is fixedly welded with the upper end of the tab (2).