CN216650333U

CN216650333U - Heat dissipation structure and electronic equipment

Info

Publication number: CN216650333U
Application number: CN202122858760.4U
Authority: CN
Inventors: 杨志基
Original assignee: Wingtech Communication Co Ltd
Current assignee: Wingtech Communication Co Ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-05-31
Anticipated expiration: 2031-11-19

Abstract

The present disclosure relates to heat dissipation structures, and particularly to a heat dissipation structure and an electronic device. This heat radiation structure includes: the battery cover comprises a middle frame, a battery cover and a heat transfer element; the middle frame is used for supporting the internal structure of the electronic equipment; the battery cover is arranged on the middle frame; the heat transfer element comprises a heat dissipation film and heat conduction glue; the heat dissipation film is arranged between the battery cover and the middle frame; the heat-conducting glue comprises a first heat-conducting glue and a second heat-conducting glue, and the first heat-conducting glue is arranged between the battery cover and the heat dissipation film. This heat radiation structure is glued through the setting of first heat conduction glue and second heat conduction, can realize the even transmission of covering to the battery of heat dissipation membrane, thereby the local overheated chromophoric deformation scheduling problem of battery cover that can not appear plastics material to, can also utilize first heat conduction to glue and carry out reliable packing with the gap between battery cover and the heat dissipation membrane, let the battery cover can obtain effectual support, reduce the probability that the battery cover of plastics material warp.

Description

Heat dissipation structure and electronic equipment

Technical Field

The present disclosure relates to the field of heat dissipation structures, and in particular, to a heat dissipation structure and an electronic device.

Background

With the progress of society and the development of times, electronic equipment becomes an indispensable office entertainment product in people's life, and manufacturers of electronic equipment make the performance of the electronic equipment better and better in order to meet various requirements of people.

Since high-performance electronic equipment often causes serious heat generation at the frame structure and the battery, and a plastic battery cover is still used in many current electronic equipment due to the influence of appearance, hand feeling and cost factors, the plastic battery cover is easily deformed and bulged by high temperature transmitted by the middle frame and the battery which are tightly connected with the plastic battery cover.

SUMMERY OF THE UTILITY MODEL

To solve the above technical problem or at least partially solve the above technical problem, the present disclosure provides a heat dissipation structure.

In a first aspect, the present disclosure provides a heat dissipation structure, including: the battery cover comprises a middle frame, a battery cover and a heat transfer element;

the middle frame is used for supporting the internal structure of the electronic equipment;

the battery cover is arranged on the middle frame;

the heat transfer element comprises a heat dissipation film and heat conduction glue;

the heat dissipation film is arranged between the battery cover and the middle frame;

the heat-conducting glue comprises a first heat-conducting glue and a second heat-conducting glue, the first heat-conducting glue is arranged between the battery cover and the heat dissipation film, and the second heat-conducting glue is arranged between the middle frame and the heat dissipation film.

Optionally, the heat dissipation film is located within an orthographic projection range of the first heat-conducting glue.

Optionally, the heat dissipation film is located within an orthographic projection range of the second heat conductive adhesive.

Optionally, the first heat-conducting glue, the second heat-conducting glue and the heat dissipation film are the same in shape and size.

Optionally, the middle frame and the battery cover are bonded through back glue.

Optionally, the back adhesive is arranged along a ring shape at an edge of one side of the battery cover facing the middle frame.

Optionally, a gap is left between the back adhesive and the heat transfer element.

Optionally, the heat dissipation film is one or more of a metal film, a graphite sheet, a heat conducting gel or a phase change cooling material.

Optionally, the battery cover is of a curved surface structure or a planar structure.

In a second aspect, the present disclosure provides an electronic device including the heat dissipation structure.

Compared with the prior art, the technical scheme provided by the embodiment of the disclosure has the following advantages:

the utility model provides a heat radiation structure through the setting of first heat conduction glue and second heat conduction glue, can realize the even transmission of heat dissipation membrane to the battery lid, thereby the battery lid local overheat hair color deformation scheduling problem of plastics material can not appear to, and, can also utilize first heat conduction glue to carry out reliable packing with the gap between battery lid and the heat dissipation membrane, let the battery lid can obtain effectual support, reduce the probability that the battery lid of plastics material warp.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.

In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present disclosure, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of a heat dissipation structure according to an embodiment of the disclosure;

fig. 2 is a schematic structural view of the heat dissipation structure according to the embodiment of the disclosure without a battery cover;

fig. 3 is a sectional view of a heat dissipation structure according to an embodiment of the present disclosure;

FIG. 4 is an enlarged view of a portion of FIG. 2 at A;

fig. 5 is a partially enlarged view of fig. 3 at B.

Wherein, 1, a middle frame; 2. a battery cover; 3. a heat dissipating film; 41. a first thermally conductive adhesive; 42. a second thermally conductive adhesive; 5. carrying out gum application; 6. a void.

Detailed Description

In order that the above objects, features and advantages of the present disclosure may be more clearly understood, aspects of the present disclosure will be further described below. It should be noted that the embodiments and features of the embodiments of the present disclosure may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present disclosure, but the present disclosure may be practiced in other ways than those described herein; it is to be understood that the embodiments disclosed in the specification are only a few embodiments of the present disclosure, and not all embodiments.

Based on this, this embodiment provides a heat radiation structure and electronic equipment, through the setting of first heat-conducting glue and second heat-conducting glue, can realize the even transmission to the battery cover of heat dissipation membrane, thereby the local overheated chromophoric deformation scheduling problem of battery cover that can not appear plastics material to, can also utilize first heat-conducting glue to carry out reliable packing with the gap between battery cover and the heat dissipation membrane, let the battery cover can obtain effectual support, reduce the probability that the battery cover of plastics material warp. This is illustrated in detail by the following specific examples:

referring to fig. 1 to 5, a heat dissipation structure provided in this embodiment includes: the battery comprises a middle frame 1, a battery cover 2 and a heat transfer element; the middle frame 1 is used for supporting the internal structure of the electronic equipment; the battery cover 2 is arranged on the middle frame 1; the heat transfer element comprises a heat dissipation film 3 and heat-conducting glue; the heat dissipation film 3 is arranged between the battery cover 2 and the middle frame 1; the heat-conducting glue comprises a first heat-conducting glue 41 and a second heat-conducting glue 42, wherein the first heat-conducting glue 41 is arranged between the battery cover 2 and the heat dissipation film 3, and the second heat-conducting glue 42 is arranged between the middle frame 1 and the heat dissipation film 3.

Through the setting of first heat-conducting glue 41 and second heat-conducting glue 42, the even transmission to battery cover 2 of heat dissipation membrane 3's heat can be realized, thereby the battery cover 2 local overheat hair color deformation scheduling problem of plastics material can not appear to, and, can also utilize first heat-conducting glue 41 to carry out reliable packing with the gap between battery cover 2 and the heat dissipation membrane 3, let battery cover 2 can obtain effectual support, reduce the probability that the battery cover 2 of plastics material warp.

In some embodiments, the heat dissipation film 3 is located in the orthographic projection range of the first heat-conducting glue 41, so that the first heat-conducting glue 41 can completely cover the heat dissipation film 3, a gap is not formed between the heat dissipation film 3 and the battery cover 2, and the battery cover 2 is prevented from bulging, deforming and the like.

In a further embodiment, the heat dissipation film 3 is located in the orthographic projection range of the second heat conductive adhesive 42, so that the heat transfer efficiency of the heat dissipation film 3 is higher, and the phenomenon that part of the heat dissipation film 3 is not in contact with the second heat conductive adhesive 42 does not occur.

In some embodiments, the shape and size of the first heat conducting glue 41, the second heat conducting glue 42 and the heat dissipation film 3 are the same, so that the first heat conducting glue 41, the second heat conducting glue 42 and the heat dissipation film 3 can stably conduct heat, and simultaneously can provide reliable support for the battery cover 2, so as to ensure uniform heating of the battery cover 2, and prevent the battery cover 2 from deforming easily.

In some embodiments, the bezel 1 and the battery cover 2 are bonded by a back adhesive 5.

In a further embodiment, the back glue 5 is annularly arranged at the edge of one side of the battery cover 2 facing the middle frame 1, so that the battery cover 2 can be more stably and firmly connected to the middle frame 1, and the battery cover 2, the first heat-conducting glue 41, the heat dissipation film 3, the second heat-conducting glue 42 and the middle frame 1 can be more tightly connected by means of the connection of the battery cover 2 and the middle frame 1 through the back glue 5, and the heat conduction efficiency is improved.

In some embodiments, a gap 6 is reserved between the gum 5 and the heat transfer element, and the gum 5 and the heat transfer element can be prevented from being adhered by the gap 6, so that the difficulty of subsequent maintenance work is reduced.

In some embodiments, the heat dissipation film 3 is one or more of a metal film, a graphite sheet, a thermally conductive gel, or a phase change temperature reducing material.

In some embodiments, the battery cover 2 has a curved surface structure or a planar structure, that is, the heat dissipation structure is suitable for an electronic device having a straight or curved rear cover.

The specific implementation manner and implementation principle are the same as those of the above embodiments, and the same or similar technical effects can be brought.

It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The previous description is only for the purpose of describing particular embodiments of the present disclosure, so as to enable those skilled in the art to understand or implement the present disclosure. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the disclosure. Thus, the present disclosure is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A heat dissipation structure, comprising: the battery comprises a middle frame (1), a battery cover (2) and a heat transfer element;

the middle frame (1) is used for supporting the internal structure of the electronic equipment;

the battery cover (2) is arranged on the middle frame (1);

the heat transfer element comprises a heat dissipation film (3) and heat conduction glue;

the heat dissipation film (3) is arranged between the battery cover (2) and the middle frame (1);

the heat-conducting glue comprises first heat-conducting glue (41) and second heat-conducting glue (42), wherein the first heat-conducting glue (41) is arranged between the battery cover (2) and the heat dissipation film (3), and the second heat-conducting glue (42) is arranged between the middle frame (1) and the heat dissipation film (3).

2. The heat dissipation structure according to claim 1, wherein the heat dissipation film (3) is located within an orthographic projection range of the first thermally conductive paste (41).

3. The heat dissipation structure according to claim 1, wherein the heat dissipation film (3) is located within an orthographic projection range of the second thermally conductive paste (42).

4. The heat dissipation structure according to any one of claims 1 to 3, wherein the first thermally conductive paste (41), the second thermally conductive paste (42), and the heat dissipation film (3) are all the same in shape and size.

5. The heat dissipation structure according to claim 1, wherein the middle frame (1) and the battery cover (2) are bonded by a back adhesive (5).

6. The heat dissipation structure according to claim 5, wherein the back adhesive (5) is arranged in a ring shape at an edge of a side of the battery cover (2) facing the middle frame (1).

7. The heat dissipation structure according to claim 6, wherein a gap (6) is left between the adhesive backing (5) and the heat transfer member.

8. The heat dissipation structure of claim 1, wherein the heat dissipation film (3) is one or more of a metal film, a graphite sheet, a thermally conductive gel, or a phase change temperature lowering material.

9. The heat dissipation structure according to claim 1, wherein the battery cover (2) has a curved surface structure or a planar surface structure.

10. An electronic device characterized by comprising the heat dissipation structure according to any one of claims 1 to 9.