CN110661079B

CN110661079B - Shell assembly and electronic device

Info

Publication number: CN110661079B
Application number: CN201910959920.9A
Authority: CN
Inventors: 曾鸿敏
Original assignee: Oppo Chongqing Intelligent Technology Co Ltd
Current assignee: Oppo Chongqing Intelligent Technology Co Ltd
Priority date: 2019-10-10
Filing date: 2019-10-10
Publication date: 2021-04-27
Anticipated expiration: 2039-10-10
Also published as: CN110661079A

Abstract

The application discloses a shell assembly, which comprises a metal shell and a guide piece; the metal shell comprises an antenna part and a non-antenna part; the guide part is arranged in a stacking mode with the antenna part of the metal shell, and the guide part is fixedly connected to the antenna part through welding, so that the guide part forms a welding part and a non-welding part. In the mode, the welding part of the shell assembly passing through the guide piece and the antenna part are welded, so that the guide piece can be improved to play a good shielding effect on micro-current generated by the display screen or other electronic components during working, and the performance of the antenna is guaranteed. The application also provides an electronic device comprising the shell assembly.

Description

Shell assembly and electronic device

Technical Field

The present disclosure relates to electronic devices, and particularly to a housing assembly and an electronic device.

Background

Electronic devices such as existing mobile phones and tablet computers comprise components such as antennas, and the requirements of the existing mobile phones on antenna signals (sensitivity) are higher and higher. When the mobile phone is used, the display screen is lightened to work, weak current flows in the display screen, interference is easily caused to the sensitivity of the antenna of the mobile phone, and the performance of the antenna is affected.

Disclosure of Invention

The application provides a shell assembly and an electronic device.

The technical scheme adopted by the application is as follows: providing a housing assembly comprising a metal housing and a guide; the metal shell comprises an antenna part and a non-antenna part; the guide part is stacked with the antenna part of the metal shell, and the guide part is fixedly connected to the antenna part through welding, so that the guide part forms a welding part and a non-welding part.

The application also provides an electronic device, including the display screen and as above the housing assembly, the display screen lid is established on the metal casing.

The housing assembly provided by the present application includes a metal housing and a guide; the metal shell comprises an antenna part and a non-antenna part; the guide part is arranged in a stacking mode with the antenna part of the metal shell, and the guide part is fixedly connected to the antenna part through welding, so that the guide part forms a welding part and a non-welding part. In the mode, the welding part of the shell assembly passing through the guide piece and the antenna part are welded, so that the guide piece can be improved to play a good shielding effect on micro-current generated by the display screen or other electronic components during working, and the performance of the antenna is guaranteed. In addition, the electronic device adopting the shell assembly also has the beneficial effects, and the product quality of the electronic device can be improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic structural view of a case assembly in the related art;

FIG. 2 is a schematic structural view of an embodiment of the housing assembly of the present application;

FIG. 3 is another side schematic view of the housing assembly of the present application of FIG. 2;

fig. 4 is a cross-sectional structural view of the welding of the antenna portion to the non-welded portion of the guide member of the present application;

fig. 5 is a schematic cross-sectional view of the antenna portion and the soldering portion of the lead member before being soldered according to the present application;

fig. 6 is a schematic cross-sectional view of the antenna portion and the soldering portion of the present application after being soldered;

fig. 7 is a schematic structural diagram of an embodiment of an electronic device according to the present application.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the specific embodiments described herein are merely illustrative of the application and are not limiting of the application. It should be further noted that, for the convenience of description, only some of the structures related to the present application are shown in the drawings, not all of the structures. 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 application.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

The application provides a housing assembly 100 and an electronic device 200 comprising the housing assembly 100. Fig. 1 is a schematic structural diagram of a housing assembly 100a in the related art. FIG. 2 is a schematic structural diagram of an embodiment of the housing assembly 100 of the present application; fig. 7 is a schematic structural diagram of an embodiment of an electronic device 200 according to the present application. Specifically, the electronic apparatus 200 may be any of various types of computer system devices (only one modality is exemplarily shown in fig. 7) that are mobile or portable and perform wireless communication. Specifically, the electronic apparatus 200 may be a mobile phone or a smart phone (e.g., an iPhone (TM) based phone), a Portable game device (e.g., Nintendo DS (TM), PlayStation Portable (TM), game Advance (TM), iPhone (TM)), a laptop computer, a PDA, a Portable internet device, a music player and a data storage device, other handheld devices and devices such as a headset, etc., and the electronic apparatus 200 may also be other wearable devices that require charging (e.g., a Head Mounted Device (HMD) such as an electronic bracelet, an electronic necklace, an electronic device or a smart watch).

The electronic apparatus 200 may also be any of a number of electronic devices including, but not limited to, cellular phones, smart phones, other wireless communication devices, personal digital assistants, audio players, other media players, music recorders, video recorders, other media recorders, radios, medical devices, vehicle transportation equipment, calculators, programmable remote controllers, pagers, laptop computers, desktop computers, printers, netbook computers, Personal Digital Assistants (PDAs), Portable Multimedia Players (PMPs), moving Picture experts group (MPEG-1 or MPEG-2) Audio layer 3(MP3) players, portable medical devices, and digital cameras and combinations thereof.

In some cases, the electronic device 200 may perform a variety of functions (e.g., playing music, displaying video, storing pictures, and receiving and sending telephone calls). If desired, the electronic apparatus 200 may be a device such as a cellular telephone, media player, other handheld device, wrist watch device, pendant device, earpiece device, or other compact portable device.

In order to better explain the innovation of the present application, the technical solution before the following structural improvement is introduced first. Referring to fig. 1, fig. 1 is a schematic structural diagram of a housing assembly 100a in the related art, where the housing assembly 100a includes an antenna portion 112a, an adhesive layer 130a, and a guide 120 a. The adhesive layer 130a is located between the antenna portion 112a and the guide member 120a, and it is understood that the adhesive layer 130a is made of a mixture of an adhesive substance and a conductive substance. The adhesive layer 130 has a large impedance, so that the grounding effect of micro-current generated when a display screen or other electronic components work is general, the shielding effect is also general, and the sensitivity of the antenna is easily influenced.

Referring to fig. 2 and 3, fig. 2 is a schematic structural diagram of the housing assembly 100 according to an embodiment of the present application.

The housing assembly 100 includes a metal housing 110 and a guide 120 connected to the metal housing 100.

Specifically, the metal case 110 includes an antenna portion 112 and a non-antenna portion 114, the guide member 120 is disposed to be stacked on the antenna portion 112 of the metal case 110, and the guide member 120 is fixedly connected to the antenna portion 112 by welding, so that the guide member 120 forms a welded portion 122 and a non-welded portion 124. Specifically, the metal case 110 is a middle frame or a battery cover of the electronic device 200, or the middle frame and the battery cover form an integrated structure. When the middle frame or the battery cover is made of metal or alloy, the metal housing 110 is used as a part of the antenna. The metal housing 110 is made of metal or alloy, and the guide 120 is made of metal or alloy. The mode that the aforesaid adopted welded fastening also can realize for the mode of butt fusion fixed, melt. In this way, the casing assembly 100 of the present application is welded to the antenna portion 112 through the welding portion 122 of the guiding member 120, and the welding impedance between the guiding member 120 and the antenna portion 112 of the metal casing 110 is small, so that the micro-current generated by the guiding member 120 when the display screen 210 or other electronic components work can be well shielded, and the anti-interference capability of the antenna portion 112 can be improved, so as to ensure the antenna performance.

Referring to fig. 4, in an embodiment, specifically, a portion of an edge of the non-welding portion 124 of the guiding member extends outward to form the welding portion 122, and during a production process, for example, in an embodiment, the guiding member 120 is originally a planar plate, and under the pressure and high temperature of the thermal pressing head 300, a portion of the guiding member 120 deforms toward the antenna portion 112 until contacting the antenna portion 112 and melting to a certain extent, so as to be welded and connected to the antenna portion 112 and integrally formed with the antenna portion 112. Thereby forming a welded portion 122 and a non-welded portion 124.

Referring to fig. 5 and 6, in an embodiment, the housing assembly 100 includes an adhesive layer 130, the adhesive layer 130 is located between the antenna portion 112 of the metal housing 110 and the non-welding portion 124 of the guiding member 120, a through slot 132 is formed on the adhesive layer 130, and the welding portion 122 of the guiding member 120 passes through the through slot 132 and contacts with the antenna portion of the metal housing 110. In an embodiment, the adhesive layer 130 is a non-conductive adhesive, and the adhesive layer 130 of this embodiment has a further fixing effect, since the guiding member 120 is integrated with the antenna portion 112 through the welding portion 122, a micro current can be guided away well, and the shielding effect of the antenna is ensured, and the adhesive layer 130 does not need to adopt a conductive adhesive as in the related art. Of course, in other embodiments, the adhesive layer 130 may also be a conductive adhesive, and is not limited herein. Alternatively, the through slot 132 may include a plurality of or one, the welding portion 122 may include a plurality of or one, the non-welding portion 124 may also include a plurality of or more, and the number of the through slot 132, the welding portion 122, and the non-welding portion 124 may be correspondingly set according to actual needs, and is not particularly limited herein. The welding part 122 of the lead member 120 is in contact with the antenna part of the metal case 110 through the through groove 132, and the plurality of welding parts 122 and the plurality of non-welding parts 124 of the lead member 120 are spaced apart, uniformly or non-uniformly disposed.

By adopting the structure, the shell assembly 100 is welded with the antenna part 112 through the welding part 122 of the guide part 120, the welding impedance between the metal of the guide part 120 and the metal of the antenna part 112 of the metal shell 110 is small, the micro-current generated when the guide part 120 works on the display screen 210 or other electronic components can be improved, and the good shielding effect is achieved, so that the anti-interference capability of the antenna part 112 is improved, and the antenna performance is ensured.

In one embodiment, the welding portion 122 of the guiding member 120 forms a welding surface with the antenna portion 112 of the metal case 110. Specifically, the soldering portion 122 of the guiding member 120 and the antenna portion 112 of the metal case 110 form a welding surface, so that the soldering portion 122 of the guiding member 120 and the antenna portion 112 of the metal case 110 greatly increase the welding surface area to reduce the impedance, thereby improving the grounding performance of the antenna portion 112 of the metal case 110. An isolation region exists between the soldering portion 122 of the lead 120 and the adhesive layer 130. The welding portion 122 is in a strip shape, and a difference between the length of the welding portion 122 and the total length of the guide 120 is less than or equal to a preset threshold. The isolation region here refers to a portion between the soldering portion and the sidewall of the through-groove 132 of the adhesive layer 130.

In one embodiment, the antenna portion 112 includes at least one of a communication antenna, a WIFI antenna, and a GPS antenna. Specifically, the communication antenna, also called a "main antenna", is mainly used for network services such as 2G/3G/4G/5G. The antenna part 112 may further include a Bluetooth (BT) antenna, an NFC antenna, an FM (radio) antenna, and the like. The multiple antennas can also be set to share the same antenna according to needs, such as a BT/WIFI antenna. Antenna portion 112 includes communication antenna and WIFI antenna, communication antenna and WIFI antenna parallel arrangement.

It is understood that the antenna portion 112 includes a plurality of antenna portions 112, and the guide member 120 is disposed at a position of a high level. That is, the antenna installation guide 120 higher in the plurality of types of antenna portions 112. For example, when the electronic device 200 is a mobile phone or a smart phone, the communication antenna is a higher antenna of the plurality of antenna portions 112. For example, when the electronic device 200 is a music player, the bluetooth antenna, the FM (radio) antenna, or the WIFI antenna is a higher antenna among the plurality of antenna portions 112. The above embodiments are merely exemplary, and the antenna level corresponding to the electronic device 200 may be different according to the electronic device 200. By adopting the above mode, the guide piece 120 can be improved to have a good shielding effect on micro-current generated when the display screen 210 or other electronic components work, so that the anti-interference capability of the antenna part 112 is improved, and the antenna performance is ensured.

Referring to fig. 7, in another embodiment, an electronic device 200 includes a display screen 210 and the housing assembly 100 as above, the display screen 210 is disposed on the metal housing 110. Specifically, the metal housing 110 of the housing assembly 100 has a display compartment (not shown) for receiving a portion of the display 210. The display screen 210 is installed in the display screen chamber, and the display screen 210 is covered on the metal housing 110. The electronic device 200 using the housing assembly 100 as above also has the above advantages, and the detailed description thereof is omitted.

The shell assembly 100 of the present application can improve the shielding effect of the guide member 120 on the micro-current generated by the display screen 210 or other electronic components during operation by welding the welding portion 122 of the guide member 120 with the antenna portion 112, so as to ensure the performance of the antenna.

The above description is only for the purpose of illustrating embodiments of the present application and is not intended to limit the scope of the present application, and all modifications of equivalent structures and equivalent processes, which are made by the contents of the specification and the drawings of the present application or are directly or indirectly applied to other related technical fields, are also included in the scope of the present application.

Claims

1. A housing assembly for an electronic device, comprising:

a metal case including an antenna portion and a non-antenna portion;

the guide piece is attached to the antenna part of the metal shell through conductive adhesive, a through groove is formed in the conductive adhesive, the guide piece deforms under the action of pressure and high temperature of the hot pressing head to form a welding part, and the welding part penetrates through the through groove to be in contact with the antenna part of the metal shell to form welding connection;

wherein the guide member guides a micro current generated when the display screen of the electronic device operates to the antenna portion of the metal case.

2. The housing assembly of claim 1 wherein an isolation region exists between the solder portion of the lead and the conductive paste.

3. The housing assembly of claim 1, wherein the weld comprises a plurality.

4. The housing assembly of claim 1, wherein the weld is elongated and a difference between a length of the weld and a total length of the guide is equal to or less than a predetermined threshold.

5. The housing assembly of claim 1, wherein the antenna portion comprises at least one of a communications antenna, a WIFI antenna, and a GPS antenna.

6. The housing assembly of claim 5 wherein said antenna portion includes a plurality of types, said plurality of types of antenna portions being at different levels, said level being higher where said guide is disposed.

7. The housing assembly of claim 5, wherein the antenna portion includes the communication antenna and the WIFI antenna, the communication antenna and the WIFI antenna being disposed in parallel.

8. An electronic device comprising a display and a housing assembly as claimed in any one of claims 1 to 7, wherein the display is covered on the metal housing.