CN217955630U

CN217955630U - Structural assembly and electronic equipment

Info

Publication number: CN217955630U
Application number: CN202220714195.6U
Authority: CN
Inventors: 于文超; 谭荣龙; 刘宁
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2022-03-29
Filing date: 2022-03-29
Publication date: 2022-12-02
Anticipated expiration: 2032-03-29

Abstract

The application provides a structure component and electronic equipment, and relates to the technical field of electronic equipment. This structural component includes wireless charging coil and first heat sink, wherein: the wireless charging coil is arranged on the first heat radiating piece; wireless charging coil is provided with the arch, and first heat dissipation piece is provided with the recess, and the arch of wireless charging coil sets up in the recess of first heat dissipation piece.

Description

Structural assembly and electronic equipment

Technical Field

The present invention relates to the field of electronic devices, and in particular, to a structural assembly and an electronic device.

Background

More and more remove portable equipment and begin to use the function that wireless charges, at the in-process of wireless charging design, charging power and charging speed are subject to generating heat of wireless charging coil, consequently, at the design wireless charging coil in-process, need satisfy wireless charging coil and reserve certain thickness space, reduce the impedance and the loss of wireless charging coil, reduce and generate heat. With the light weight and miniaturization of mobile portable devices such as mobile phones, there is a stricter demand for thickness, and after the thickness of the wireless charging coil is reduced, the impedance becomes larger, and the wireless charging coil is more likely to generate heat, so that the wireless charging power is limited.

Disclosure of Invention

In order to improve the charging power of the structural component, the application provides the structural component and the electronic equipment.

In a first aspect, the present application provides a structural assembly, which includes a wireless charging coil 210 and a first heat dissipation member 220, wherein the wireless charging coil 210 is provided with a protrusion 211, the first heat dissipation member 220 is provided with a groove 221, the wireless charging coil 210 is at least partially disposed on the first heat dissipation member 220, and the protrusion 211 is at least partially disposed on the groove 221.

In combination with the first aspect, in the embodiment of the present application, the protrusion 211 includes a first protrusion and a second protrusion, and the groove 221 includes a first groove and a second groove; the protrusion 211 is at least partially disposed in the groove 221, and specifically includes: the first protrusion is at least partially disposed in the first groove, and the second protrusion is at least partially disposed in the second groove. The combination of the plurality of protrusions and the plurality of grooves may make the combination of the wireless charging coil 210 and the first heat dissipation member 220 more stable.

With reference to the first aspect, in an embodiment of the present application, the wireless charging coil 210 is at least partially disposed on the first heat dissipation member 220, and the protrusion 211 is at least partially disposed on the groove 221, which specifically includes: the wireless charging coil 210 is at least partially fixed to the first heat dissipation member 220 by adhesive bonding, and the protrusion 211 is at least partially fixed to the groove 221 by adhesive bonding. The combination between each component of the structural component can be more stable by means of gluing and fixing.

In combination with the first aspect, in this embodiment of the application, the wireless charging coil 210 is made of copper, aluminum or copper-aluminum alloy, and the first heat dissipation element 220 is made of graphite, metal, silica gel, graphite-metal mixture, metal-silica gel mixture or graphite-silica gel mixture.

In a second aspect, the present application provides an electronic device comprising a battery and any one of the possible structural components of the first aspect mentioned above, wherein the battery and the structural component are electrically connected

Drawings

FIG. 1A is a schematic view of a structural assembly of the prior art

FIG. 1B isbase:Sub>A schematic sectional view of the structural assembly shown in FIG. 1A taken along the sectional line A-A

Fig. 2A is a schematic structural diagram of a structural assembly according to an embodiment of the present application

Fig. 2B is a schematic view illustrating the structure of the wireless charging coil shown in fig. 2A

Figure 2C is a cross-sectional view of the wireless charging coil shown in figure 2B taken along the direction of line C-C

Fig. 2D is a schematic structural view of the first heat dissipation element shown in fig. 2A

FIG. 2E is a schematic sectional view of the first heat sink shown in FIG. 2D taken along section line D-D

FIG. 2F is a schematic cross-sectional view of the structural assembly shown in FIG. 2A taken along line B-B

Detailed Description

This will be described in further detail below in conjunction with the accompanying drawings.

Fig. 1A is a schematic structural diagram of a structural assembly of the prior art, which may include a wireless charging coil 110 and graphite 120, where the wireless charging coil 110 may be used for wireless charging, and the graphite 120 may be used for heat dissipation of the wireless charging coil 110. Fig. 1B isbase:Sub>A schematic cross-sectional view of the structural assembly shown in fig. 1A frombase:Sub>A sectional linebase:Sub>A-base:Sub>A, wherein the wireless charging coil 110 is disposed on the graphite 120, and the wireless charging coil 110 and the graphite 120 are fixed by gluing. The thickness of the structural component was 0.26mm. Because the thickness of the structural component is lower, the thickness of the wireless charging coil 110 is reduced, so that the impedance of the wireless charging coil 110 is increased, the heating is easier, and the wireless charging power is limited. The embodiment of the application provides a structure subassembly, adopts and sets up the recess at first heat sink, and wireless charging coil part thickening is placed in the recess, reduces the impedance of wireless charging coil, promotes the charging power of wireless charging coil.

The circuit board assembly of the embodiment of the application can be applied to electronic equipment, and the electronic equipment can be electronic products such as a mobile phone, a watch, a tablet computer, a notebook computer, a super-mobile personal computer (UMPC), a handheld computer, a touch television, an interphone, a netbook, a POS machine, a wearable device, a virtual reality device and the like. The structure of the circuit board assembly provided by the embodiments of the present application is described in detail below with reference to the accompanying drawings.

As shown in fig. 2A, fig. 2A shows a schematic structural diagram of a structural assembly provided in an embodiment of the present application, including a wireless charging coil 210 and a first heat dissipation member 220, where the wireless charging coil 210 may be disposed on the first heat dissipation member 220, and the wireless charging coil 210 may be fixed to the first heat dissipation member 220 by adhesive bonding. Fig. 2B shows a schematic structural diagram of the wireless charging coil 210 shown in fig. 2A, and fig. 2C shows a schematic sectional view of the wireless charging coil 210 shown in fig. 2B from a sectional line C-C direction, and in conjunction with fig. 2B and fig. 2C, the wireless charging coil 210 may include a protrusion 211 and a first portion 212. Fig. 2D is a schematic structural view of the first heat dissipation element 220 shown in fig. 2A, and fig. 2E is a schematic sectional view of the first heat dissipation element 220 shown in fig. 2D from a sectional line D-D, and in conjunction with fig. 2D and 2E, the first heat dissipation element 220 may include a groove 221.

In this embodiment of the application, the wireless charging coil 210 may be used for wireless charging, and the first heat dissipation element 220 may be used for heat dissipation for the wireless charging coil 210.

In the embodiment of the present application, the material of the wireless charging coil 210 may be copper, aluminum or copper-aluminum alloy, and the material of the first heat dissipation element 220 may be graphite, metal, silica gel, graphite metal mixture, metal silica gel mixture or graphite silica gel mixture.

In the embodiment of the present application, the first heat dissipation element may be further fixed to the Circuit Board by adhesive, and the Circuit Board may be, for example, a Flexible Printed Circuit Board (FPC) or the like.

As shown in fig. 2F, which is a schematic cross-sectional view of the structural assembly shown in fig. 2A from a sectional line B-B direction, a protrusion 211 of the wireless charging coil 210 may be at least partially disposed in a groove 221 of the first heat dissipation member 220, a projection of the protrusion 211 of the wireless charging coil 210 in a thickness direction of the first heat dissipation member 220 and the groove 221 at least partially overlap, and a first portion 212 of the wireless charging coil 210 may be at least partially overlapped with the first heat dissipation member 220. As shown in fig. 2F, the thickness of the structural component is 0.26mm, and compared with the structural component shown in fig. 1A in the prior art, the embodiment of the present application locally thickens the wireless charging coil 210 to reduce the impedance of the wireless charging coil, and a groove is provided at a corresponding position of the first heat dissipation member 220, and by partially placing the wireless charging coil 210 in the groove, the charging power of the wireless charging coil 210 can be improved while the thickness of the structural component is not increased and the heat dissipation function of the first heat dissipation member 220 is not affected.

In this embodiment, the protrusion 211 of the wireless charging coil 210 may be fixed to the groove 221 of the first heat dissipation member 220 by adhesive bonding, and the first portion 212 of the wireless charging coil 210 may be fixed to the first heat dissipation member 220 by adhesive bonding.

In this embodiment, the wireless charging coil 210 may include one or more protrusions 211, the first heat dissipation member 220 may include one or more grooves 221, and the one or more protrusions 211 may be at least partially fixed to the one or more grooves 221 by adhesive bonding, so that the wireless charging coil 210 and the first heat dissipation member 220 are combined more stably.

The application also provides an electronic device, which can be a mobile phone, a watch, a tablet computer, a notebook computer, an ultra-mobile personal computer (UMPC), a handheld computer, a touch television, an interphone, a netbook, a POS machine, a wearable device, a virtual reality device, and other electronic products. This electronic equipment includes the structure subassembly in any embodiment of the aforesaid, because carry out local thickening to wireless charging coil 210 in order to reduce the impedance of wireless charging coil to set up the recess in the corresponding position of first heat dissipation piece 220, through placing wireless charging coil 210 part in the recess, can promote the charging power of wireless charging coil when not increasing structure subassembly thickness and not influencing the heat dissipation function of first heat dissipation piece 220.

The above descriptions are only specific embodiments of the present embodiment, but the scope of the present embodiment is not limited thereto, and any changes or substitutions within the technical scope disclosed in the present embodiment should be covered by the scope of the present embodiment. Therefore, the protection scope of the present embodiment shall be subject to the protection scope of the claims.

Claims

1. A structural assembly comprising a wireless charging coil (210) and a first heat sink (220), wherein:

the wireless charging coil (210) is provided with a protrusion (211), and the first heat dissipation piece (220) is provided with a groove (221);

the wireless charging coil (210) is at least partially disposed on the first heat sink (220), and the protrusion (211) is at least partially disposed on the groove (221).

2. The structural assembly of claim 1,

the protrusion (211) comprises a first protrusion and a second protrusion, and the groove (221) comprises a first groove and a second groove;

the protrusion (211) is at least partially disposed in the groove (221), and includes: the first protrusion is at least partially disposed in the first groove, and the second protrusion is at least partially disposed in the second groove.

3. A construction assembly according to claim 1 or claim 2,

the wireless charging coil (210) is at least partially disposed on the first heat sink (220), the protrusion (211) is at least partially disposed on the groove (221), comprising: the wireless charging coil (210) is at least partially fixed to the first heat dissipation element (220) by adhesive bonding, and the protrusion (211) is at least partially fixed to the groove (221) by adhesive bonding.

4. The structural component of claim 1 or claim 2, wherein the wireless charging coil (210) is made of copper, aluminum or a copper-aluminum alloy, and the first heat dissipation element (220) is made of graphite, metal, silica gel, a graphite-metal mixture, a metal-silica gel mixture or a graphite-silica gel mixture.

5. An electronic device comprising a battery and the structural assembly of any one of claims 1-4, wherein:

the battery is electrically connected to the structural assembly.