CN216404285U

CN216404285U - Fixing band for lithium battery of mobile phone

Info

Publication number: CN216404285U
Application number: CN202123019919.XU
Authority: CN
Inventors: 王传宝
Original assignee: Dajiang New Energy Shenzhen Co ltd
Current assignee: Dajiang New Energy Shenzhen Co ltd
Priority date: 2021-12-04
Filing date: 2021-12-04
Publication date: 2022-04-29
Anticipated expiration: 2031-12-04

Abstract

The utility model provides a fixing band for a lithium battery of a mobile phone, which relates to the technical field of lithium battery fixing and comprises a fixing band main body, wherein cutting lines are arranged on the surface of the fixing band main body at equal intervals, the fixing band main body comprises a waterproof layer, a wear-resistant layer, an insulating layer, a stretch-resistant layer, a heat-conducting layer and an adhesive layer, the wear-resistant layer is fixedly connected to the bottom surface of the waterproof layer, the insulating layer is fixedly connected to the bottom surface of the wear-resistant layer, the tensile-resistant layer is fixedly connected to the bottom surface of the insulating layer, the heat-conducting layer is fixedly connected to the bottom surface of the tensile-resistant layer, the adhesive layer is fixedly connected to the bottom surface of the heat-conducting layer, the tensile-resistant layer formed by weaving glass fibers in the fixing band main body in a matched mode is adopted, the fixing band main body has good use strength, the heat-conducting layer is arranged in the fixing band main body, the heat-radiating effect is good, and heat-radiating holes are formed in the surfaces of the waterproof layer, the wear-resistant layer, the insulating layer and the stretch-resistant layer, and the inside of louvre is filled with the silicone grease for the fixed band main part has good radiating effect.

Description

Fixing band for lithium battery of mobile phone

Technical Field

The utility model relates to the technical field of lithium battery fixing, in particular to a fixing band for a lithium battery of a mobile phone.

Background

With the development of the graphene industry and the OLED electronic display, in recent years, the thinning and thinning become the development trend of electronic products, but the battery thickness limits the thinning and thinning development of the electronic products, and in order to reduce the influence of the battery thickness on the overall thickness of the electronic products, the mainstream electronic products (such as mobile phones) nowadays basically adopt non-detachable flexible batteries, and the flexible batteries are fixed in a case through an adhesive tape.

According to the patent No. CN211420042U, the heat-conducting fixing adhesive tape for the lithium battery comprises a heat-conducting silicone layer, wherein the top of the heat-conducting silicone layer is connected with a second functional layer through a chlorosulfonated polyethylene adhesive, the second functional layer comprises a polyvinyl chloride layer, a polytetrafluoroethylene layer and a fluororubber layer, the top of the second functional layer is connected with a first functional layer through a chlorosulfonated polyethylene adhesive, the first functional layer comprises a butadiene rubber layer and a nitrile rubber layer, the bottom of the heat-conducting silicone layer is coated with a pressure-sensitive adhesive, the polyvinyl chloride layer is connected with the top of the polytetrafluoroethylene layer through a chlorosulfonated polyethylene adhesive, and the polytetrafluoroethylene layer is connected with the top of the fluororubber layer through a chlorosulfonated polyethylene adhesive, the heat of the lithium battery can not be rapidly dissipated, and the use experience of people is influenced.

Above-mentioned adopt heat conduction silicone grease layer to dispel the heat among lithium cell heat conduction sticky tape, and the silicone grease material is a paste material, and heat conduction silicone grease layer leads to the use intensity of sticky tape not enough, and this sticky tape's durable intensity is not high, easily leads to the cell-phone lithium cell not hard up for a long time to all seted up the louvre on first functional layer and the second functional layer, seting up of louvre leads to sticky tape to take place easily under tensile condition and warp.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a fixing belt for a lithium battery of a mobile phone.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a fixed band for cell-phone lithium cell, includes fixed band main part, the equidistant line of cut of having seted up in fixed band main part's surperficial linear array, fixed band main part includes waterproof layer, wearing layer, insulating layer, tensile layer, heat-conducting layer and viscose layer, the bottom surface fixedly connected with wearing layer of waterproof layer, the bottom surface fixedly connected with insulating layer of wearing layer, the bottom surface fixedly connected with tensile layer of insulating layer, the bottom surface fixedly connected with heat-conducting layer of tensile layer, the bottom surface fixedly connected with viscose layer of heat-conducting layer, the louvre has all been seted up on the surface of waterproof layer, wearing layer, insulating layer and tensile layer.

Preferably, the adhesive layer is acrylate pressure-sensitive adhesive.

Preferably, the heat dissipation hole is filled with silicone grease.

Preferably, the tensile layer is formed by weaving glass fibers.

Preferably, the insulating layer is a polymer polyimide film.

Preferably, the waterproof layer is a perfluoropolyether polymer, and the thickness of the waterproof layer is 50-100 nm.

Advantageous effects

According to the utility model, the anti-stretching layer woven by glass fiber is matched in the fixing belt main body, so that the fixing belt main body has good use strength.

According to the utility model, the heat conduction layer is arranged in the fixing belt main body, so that a good heat dissipation effect is achieved, the surfaces of the waterproof layer, the wear-resistant layer, the insulating layer and the stretch-resistant layer are all provided with the heat dissipation holes, and the heat dissipation holes are filled with silicone grease, so that the fixing belt main body has a good heat dissipation effect.

Drawings

FIG. 1 is a main body structure view of the present invention;

fig. 2 is a sectional view of the fastening tape body.

Illustration of the drawings:

1. a fixing band main body; 2. heat dissipation holes; 3. cutting a line; 4. a waterproof layer; 5. a wear layer; 6. an insulating layer; 7. a stretch resistant layer; 8. a heat conductive layer; 9. and (5) gluing the layers.

Detailed Description

In order to make the technical means, the original characteristics, the achieved purposes and the effects of the utility model easily understood, the utility model is further described below with reference to the specific embodiments and the attached drawings, but the following embodiments are only the preferred embodiments of the utility model, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.

Specific embodiments of the present invention are described below with reference to the accompanying drawings.

The specific embodiment is as follows:

referring to fig. 1-2, a fixing band for a lithium battery of a mobile phone comprises a fixing band body 1, wherein cutting lines 3 are arranged on the surface of the fixing band body 1 at equal intervals, the cutting lines 3 are convenient for tearing the fixing band body 1 apart when in use, the fixing band body 1 comprises a waterproof layer 4, a wear-resistant layer 5, an insulating layer 6, a stretch-resistant layer 7, a heat-conducting layer 8 and an adhesive layer 9, the bottom surface of the waterproof layer 4 is fixedly connected with the wear-resistant layer 5, the bottom surface of the wear-resistant layer 5 is fixedly connected with the insulating layer 6, the bottom surface of the insulating layer 6 is fixedly connected with the stretch-resistant layer 7, the bottom surface of the stretch-resistant layer 7 is fixedly connected with the heat-conducting layer 8, the bottom surface of the heat-conducting layer 8 is fixedly connected with the adhesive layer 9, heat dissipation holes 2 are formed in the surfaces of the waterproof layer 4, the wear-resistant layer 5, the insulating layer 6 and the stretch-resistant layer 7, and the adhesive layer 9 is acrylate pressure-sensitive adhesive, the propylene pressure-sensitive adhesive is an self-adhesive substance, can form firmer adhesive force under smaller acting force, the heat dissipation hole 2 is filled with silicone grease which has good heat conduction, temperature resistance and insulating property, is an ideal medium material of heat-resistant devices and has stable performance, no corrosive gas is generated in use, no influence is generated on contacted metal, the heat conduction layer 8 is made of filler formed by mixing silicon rubber with ceramic particles such as boron nitride, aluminum oxide and the like, the stretch-resistant layer 7 is woven by glass fiber, higher using strength of the fixing band main body 1 is provided, the insulation layer 6 is a high molecular polyimide film, the insulation layer 6 provides good insulativity for an adhesive tape, so that the short circuit phenomenon is avoided when a lithium battery of a mobile phone is used, the waterproof layer 4 is a perfluoropolyether polymer, and the thickness of the waterproof layer 4 is 50-100 nm, the waterproof layer 4 provides good waterproof property for the fixing belt main body 1, and avoids the influence of water on the bonding strength of the adhesive tape.

The working principle of the utility model is as follows: the heat conducting layer 8 is made of filler of ceramic particles such as silicon rubber mixed with boron nitride and aluminum oxide, and is matched with the tensile layer 7 formed by weaving glass fiber, so that the fixing band body 1 has good use strength, meanwhile, the fixing band body 1 is not easy to deform in use, the heat conducting layer 8 is made of filler of ceramic particles such as silicon rubber mixed with boron nitride and aluminum oxide, and has good heat dissipation effect, the surfaces of the waterproof layer 4, the wear-resistant layer 5, the insulating layer 6 and the tensile layer 7 are all provided with heat dissipation holes 2, and the inside of the heat dissipation holes 2 is filled with silicone grease which has good heat conduction, temperature resistance, insulation and water resistance, is an ideal medium material for heat-resistant devices and has stable performance, no corrosive gas can be generated in use, no influence can be generated on contacted metal, and the waterproof layer 4 is matched to provide good waterproofness for the fixing band body 1, avoid water to cause the influence to the bonding strength of sticky tape, the lithium cell heat that the silicone grease can transmit the 8 transmissions of heat-conducting layer comes out through 2 transmission holes in the louvre, makes fixed band main part 1 have good radiating effect simultaneously.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a fixed band for cell-phone lithium cell, includes fixed band main part (1), its characterized in that: the equidistant line of cut (3) of having seted up of surface linear array of fixed band main part (1), fixed band main part (1) includes waterproof layer (4), wearing layer (5), insulating layer (6), stretch-proofing layer (7), heat-conducting layer (8) and viscose layer (9), the bottom surface fixedly connected with wearing layer (5) of waterproof layer (4), the bottom surface fixedly connected with insulating layer (6) of wearing layer (5), the bottom surface fixedly connected with stretch-proofing layer (7) of insulating layer (6), the bottom surface fixedly connected with heat-conducting layer (8) of stretch-proofing layer (7), the bottom surface fixedly connected with viscose layer (9) of heat-conducting layer (8), louvre (2) have all been seted up on the surface of waterproof layer (4), wearing layer (5), insulating layer (6) and stretch-proofing layer (7).

2. The fixing band for lithium batteries of mobile phones according to claim 1, characterized in that: the adhesive layer (9) is acrylate pressure-sensitive adhesive.

3. The fixing band for lithium batteries of mobile phones according to claim 1, characterized in that: and silicone grease is filled in the heat dissipation hole (2).

4. The fixing band for lithium batteries of mobile phones according to claim 1, characterized in that: the anti-stretching layer (7) is formed by weaving glass fibers.

5. The fixing band for lithium batteries of mobile phones according to claim 1, characterized in that: the insulating layer (6) is a high-molecular polyimide film.

6. The fixing band for lithium batteries of mobile phones according to claim 1, characterized in that: the waterproof layer (4) is made of perfluoropolyether polymer, and the thickness of the waterproof layer (4) is 50-100 nm.