CN107331948B - Antenna assembly and electronic equipment - Google Patents

Abstract

The embodiment of the invention provides an antenna assembly and electronic equipment, wherein the antenna assembly comprises an antenna, a shell and a circuit board, the shell comprises a metal part, the antenna is mounted on the metal part of the shell through a fastener, the metal part of the shell is electrically connected with the circuit board through a connecting piece, and the fastener and the connecting piece are both conductors. In the scheme, the antenna is electrically connected with the metal part of the shell, and the metal part of the shell is electrically connected with the circuit board, so that the antenna is electrically connected with the circuit board. The distance between the antenna and the circuit board is not limited any more, so that a larger clearance space can be provided for the antenna in the electronic equipment, interference suffered by the antenna when receiving and transmitting wireless signals can be reduced, and the stability of receiving and transmitting the wireless signals by the antenna is improved.

Description

Antenna components and electronics

technical field

The invention relates to the field of communication technology, in particular to an antenna assembly and electronic equipment.

Background technique

With the rapid development of communication technology, electronic devices such as smart phones are becoming thinner and lighter, and users have higher and higher requirements for the appearance and performance of electronic devices.

On the other hand, the antenna in the electronic device needs as large a clearance space as possible to ensure that the antenna has a good performance of transmitting and receiving wireless signals.

Contents of the invention

Embodiments of the present invention provide an antenna component and electronic equipment, which can improve the stability of the antenna for transmitting and receiving wireless signals.

An embodiment of the present invention provides an electronic device, including an antenna, a casing, and a circuit board, the casing includes a metal part, the antenna is mounted to the metal part of the casing through fasteners, and the casing The metal part is electrically connected to the circuit board through a connector, and both the fastener and the connector are conductors.

Correspondingly, an embodiment of the present invention also provides an electronic device, including the above-mentioned antenna assembly.

In the antenna assembly provided by the embodiments of the present invention, the antenna is electrically connected to the metal part of the casing, and the metal part of the casing is electrically connected to the circuit board, thereby realizing the electrical connection between the antenna and the circuit board. The distance between the antenna and the circuit board is no longer limited, so that the electronic device can provide a larger clearance space for the antenna, which can reduce the interference received by the antenna when receiving and sending wireless signals, thereby improving the stability of the antenna sending and receiving wireless signals.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the following will briefly introduce the drawings that need to be used in the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to these drawings without creative work.

FIG. 1 is a schematic structural diagram of an electronic device provided by an embodiment of the present invention.

FIG. 2 is a schematic structural diagram of a housing in the electronic device shown in FIG. 1 .

FIG. 3 is a side view of a housing in the electronic device shown in FIG. 1 .

FIG. 4 is a schematic structural diagram of an antenna in the electronic device shown in FIG. 1 .

FIG. 5 is a front view of the antenna in the electronic device shown in FIG. 1 .

Fig. 6 is a schematic diagram of the first structure of the antenna assembly provided by the embodiment of the present invention.

Fig. 7 is a schematic diagram of a second structure of an antenna assembly provided by an embodiment of the present invention.

Fig. 8 is a schematic diagram of a third structure of an antenna assembly provided by an embodiment of the present invention.

Fig. 9 is a schematic diagram of a fourth structure of an antenna assembly provided by an embodiment of the present invention.

Fig. 10 is a schematic diagram of a fifth structure of an antenna assembly provided by an embodiment of the present invention.

Fig. 11 is a schematic diagram of a sixth structure of an antenna assembly provided by an embodiment of the present invention.

Fig. 12 is a schematic diagram of a seventh structure of an antenna assembly provided by an embodiment of the present invention.

Fig. 13 is a schematic diagram of an eighth structure of an antenna assembly provided by an embodiment of the present invention.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the drawings in the embodiments of the present invention. Apparently, the described embodiments are only some of the embodiments of the present invention, but not all of them. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts fall within the protection scope of the present invention.

In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", " Orientation indicated by rear, left, right, vertical, horizontal, top, bottom, inside, outside, clockwise, counterclockwise, etc. The positional relationship is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, Therefore, it should not be construed as limiting the invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of said features. In the description of the present invention, "plurality" means two or more, unless otherwise specifically defined.

In the description of the present invention, it should be noted that unless otherwise specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrally connected; it can be mechanically connected, or electrically connected, or can communicate with each other; it can be directly connected, or indirectly connected through an intermediary, and it can be the internal communication of two components or the interaction of two components relation. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention according to specific situations.

In the present invention, unless otherwise clearly specified and limited, a first feature being "on" or "under" a second feature may include direct contact between the first and second features, and may also include the first and second features Not in direct contact but through another characteristic contact between them. Moreover, "above", "above" and "above" the first feature on the second feature include that the first feature is directly above and obliquely above the second feature, or simply means that the first feature is horizontally higher than the second feature. "Below", "beneath" and "under" the first feature to the second feature include that the first feature is directly below and obliquely below the second feature, or simply means that the first feature has a lower level than the second feature.

The following disclosure provides many different embodiments or examples for implementing different structures of the present invention. To simplify the disclosure of the present invention, components and arrangements of specific examples are described below. Of course, they are only examples and are not intended to limit the invention. Furthermore, the present disclosure may repeat reference numerals and/or reference letters in different instances, such repetition is for simplicity and clarity and does not in itself indicate a relationship between the various embodiments and/or arrangements discussed. In addition, various specific process and material examples are provided herein, but one of ordinary skill in the art may recognize the use of other processes and/or the use of other materials.

An embodiment of the present invention provides an electronic device. The electronic device may be a smart phone, a tablet computer or the like. Referring to FIG. 1 , an electronic device 100 includes a cover 10 , a display screen 20 , a circuit board 30 , a housing 40 and an antenna 50 .

Wherein, the cover plate 10 is installed on the display screen 20 to cover the display screen 20 . The cover plate 10 may be a transparent glass cover plate. In some embodiments, the cover plate 10 may be a glass cover plate made of materials such as sapphire.

The display screen 20 is mounted on the casing 40 to form a display surface of the electronic device 100 . The display screen 20 may be a liquid crystal display (Liquid Crystal Display, LCD), an organic light-emitting diode display (Organic Light-Emitting Diode, OLED) and other types of display screens.

The circuit board 30 is installed inside the housing 40 . The circuit board 30 may be a main board of the electronic device 100 . Functional components such as a camera, a proximity sensor, and a processor may be integrated on the circuit board 30 . Meanwhile, the display screen 20 may be electrically connected to the circuit board 30 .

The casing 40 is used to form the outer contour of the electronic device 100 . The housing 40 can be integrally formed. In some embodiments, the housing 40 may be a metal housing. In some other embodiments, the housing 40 may include a plastic part and a metal part.

The antenna 50 is installed inside the housing 40 . The antenna 50 is used for transmitting wireless signals to the outside, or receiving wireless signals sent by other electronic devices. The antenna 50 may be, for example, a radio frequency antenna, a Bluetooth antenna, a wireless fidelity (WiFi) antenna, or the like. The material of the antenna 50 can be metal. In some embodiments, the material of the antenna 50 may also be alloy. For example, antenna 50 may be a magnesium alloy antenna.

Referring to FIG. 2 and FIG. 3 , FIG. 2 is a schematic structural diagram of the casing 40 in the electronic device 100 shown in FIG. 1 , and FIG. 3 is a side view of the casing 40 in the electronic device 100 shown in FIG. 1 . The housing 40 includes side walls 401 and a bottom 402 . Wherein, the side wall 401 forms the periphery of the electronic device 100 , and the bottom 402 forms the rear cover of the electronic device 100 .

Referring to FIG. 4 and FIG. 5 , FIG. 4 is a schematic structural diagram of the antenna 50 in the electronic device 100 shown in FIG. 1 , and FIG. 5 is a front view of the antenna 50 in the electronic device 100 shown in FIG. 1 . Wherein, the antenna 50 is in the shape of a sheet. The antenna 50 has elasticity, so as to prevent the antenna 50 from being damaged during use.

Wherein, the circuit board 30 , the housing 40 and the antenna 50 can form the antenna assembly 200 . The antenna assembly 200 implements the function of the electronic device 100 to send and receive wireless signals.

In some embodiments, refer to FIG. 6 , which is a schematic diagram of a first structure of an antenna assembly 200 provided by an embodiment of the present invention. The antenna assembly 200 includes a circuit board 30 , a housing 40 and a circuit board 50 .

Wherein, the housing 40 includes a metal part 41 . The antenna 50 is provided on the metal portion 41 of the housing 40 . For example, the antenna 50 may be disposed on a side wall of the housing 40 . Fasteners 60 are disposed on the antenna 50 . Antenna 50 is mounted to housing 40 by fasteners 60 . Wherein, the fastener 60 is a conductor. In some embodiments, fasteners 60 are screws. The material of the screw 60 may be, for example, metal or alloy. The antenna 50 is electrically connected to the housing 40 through a screw 60 .

In some embodiments, as shown in FIG. 7 , the antenna 50 can also be disposed on the bottom of the casing 40 .

Continuing to refer to FIG. 6 , the circuit board 30 is disposed on the metal portion 41 of the casing 40 . For example, the circuit board 30 may be disposed at the bottom of the case 40 . A connecting piece 70 is disposed on the circuit board 30 . Wherein, the connector 70 is a conductor. The material of the connecting member 70 can be, for example, metal or alloy. The circuit board 30 is electrically connected to the housing 40 through the connector 70 . In some embodiments, the connectors 70 are screws.

Since the antenna 50 is electrically connected to the housing 40 through the fastener 60, and the circuit board 30 is electrically connected to the housing 40 through the connector 70, the antenna 50 can be indirectly electrically connected to the circuit board 30 . The circuit board 30 can feed wireless signals to the antenna 50 or receive wireless signals from the antenna 50 .

In some embodiments, refer to FIG. 8 , which is a schematic diagram of a third structure of the antenna assembly 200 provided by an embodiment of the present invention. The antenna assembly 200 includes a circuit board 30 , a housing 40 and a circuit board 50 .

Wherein, the housing 40 includes a metal part 41 . The antenna 50 is provided on the metal portion 41 of the housing 40 . For example, the antenna 50 may be disposed on a side wall of the housing 40 . Fasteners 60 are disposed on the antenna 50 . Antenna 50 is mounted to housing 40 by fasteners 60 . Wherein, the fastener 60 is a conductor. In some embodiments, the antenna 50 can be welded on the sidewall of the housing 40 . Thus, solder 60 is formed between the antenna 50 and the housing 40 . The antenna 50 is electrically connected to the housing 40 through solder 60 .

The circuit board 30 is disposed on the metal portion 41 of the housing 40 . For example, the circuit board 30 may be disposed at the bottom of the case 40 . A connecting piece 70 is disposed on the circuit board 30 . Wherein, the connector 70 is a conductor. The material of the connecting member 70 can be, for example, metal or alloy. The circuit board 30 is electrically connected to the housing 40 through the connector 70 . In some embodiments, the connectors 70 are screws.

In some embodiments, refer to FIG. 9 , which is a schematic diagram of a fourth structure of the antenna assembly 200 provided by an embodiment of the present invention. The antenna assembly 200 includes a circuit board 30 , a housing 40 and a circuit board 50 .

Wherein, the housing 40 includes a metal part 41 and a plastic part 42 . The plastic part 42 overlaps with the metal part 41 in the thickness direction of the casing 40 . The plastic part 42 is disposed inside the housing 40 . It can be understood that the inner side refers to the invisible side of the casing 40 after the electronic device 100 is installed.

The antenna 50 is provided on the metal portion 41 of the housing 40 . For example, the antenna 50 may be disposed on a side wall of the housing 40 . Fasteners 60 are disposed on the antenna 50 . Antenna 50 is mounted to housing 40 by fasteners 60 . Wherein, the fastener 60 is a conductor. In some embodiments, fasteners 60 are screws. The material of the screw 60 may be, for example, metal or alloy. The antenna 50 is electrically connected to the housing 40 through a screw 60 .

The circuit board 30 is disposed on the plastic part 42 of the casing 40 . Wherein, the plastic part 42 of the housing 40 is provided with a through hole 420 . A connecting piece 70 is disposed on the circuit board 30 . A part of the connecting piece 70 is located in the through hole 420 . The connecting piece 70 connects the circuit board 30 and the metal part 41 of the housing 40 . Wherein, the connector 70 is a conductor. The material of the connecting member 70 can be, for example, metal or alloy. The circuit board 30 is electrically connected to the housing 40 through the connector 70 . In some embodiments, the connecting member 70 may be a screw.

In some embodiments, refer to FIG. 10 , which is a schematic diagram of a fifth structure of an antenna assembly 200 according to an embodiment of the present invention. The antenna assembly 200 includes a circuit board 30 , a housing 40 and a circuit board 50 .

Wherein, the housing 40 includes a metal part 41 . The antenna 50 is provided on the metal portion 41 of the housing 40 . For example, the antenna 50 may be disposed on a side wall of the housing 40 . A fastener 60 is disposed on the antenna 50, and the fastener 60 is a conductor. Antenna 50 is mounted to housing 40 by fasteners 60 . Wherein, the antenna 50 has two ends, and the fastener 60 includes a first member 61 and a second member 62 . Both ends of the antenna 50 are mounted on the metal part 41 of the housing 40 through a first member 61 and a second member 62, respectively. In some embodiments, both the first member 61 and the second member 62 are screws. The material of the screws 61 and 62 may be, for example, metal or alloy. The antenna 50 is electrically connected to the housing 40 through screws 61 and 62 .

The circuit board 30 is disposed on the metal portion 41 of the housing 40 . For example, the circuit board 30 may be disposed at the bottom of the case 40 . A connecting piece 70 is disposed on the circuit board 30 . Wherein, the connector 70 is a conductor. The material of the connecting member 70 can be, for example, metal or alloy. The circuit board 30 is electrically connected to the housing 40 through the connector 70 . In some embodiments, the connectors 70 are screws.

In some embodiments, refer to FIG. 11 , which is a schematic diagram of a sixth structure of the antenna assembly 200 provided by an embodiment of the present invention. The antenna assembly 200 includes a circuit board 30 , a housing 40 and a circuit board 50 .

Wherein, the housing 40 includes a metal part 41 . The antenna 50 is provided on the metal portion 41 of the housing 40 . For example, the antenna 50 may be disposed on a side wall of the housing 40 . A fastener 60 is disposed on the antenna 50, and the fastener 60 is a conductor. Antenna 50 is mounted to housing 40 by fasteners 60 . Wherein, the antenna 50 includes a first antenna component 51 and a second antenna component 52 . The fastener 60 includes a first member 61 and a second member 62 . The first antenna member 51 and the second antenna member 52 are mounted to the metal portion 41 of the housing 40 through the first member 61 and the second member 62, respectively. In some embodiments, both the first member 61 and the second member 62 are screws. The material of the screws 61 and 62 may be, for example, metal or alloy. The first antenna component 51 and the second antenna component 52 are electrically connected to the casing 40 through screws 61 and 62 respectively.

The circuit board 30 is disposed on the metal portion 41 of the housing 40 . For example, the circuit board 30 may be disposed at the bottom of the case 40 . A connecting piece 70 is disposed on the circuit board 30 . Wherein, the connector 70 is a conductor. The material of the connecting member 70 can be, for example, metal or alloy. The circuit board 30 is electrically connected to the housing 40 through the connector 70 . In some embodiments, the connectors 70 are screws.

In some embodiments, refer to FIG. 12 , which is a seventh structural diagram of an antenna assembly 200 provided by an embodiment of the present invention. The antenna assembly 200 includes a circuit board 30 , a housing 40 and a circuit board 50 .

Wherein, the housing 40 includes a metal part 41 . The antenna 50 is provided on the metal portion 41 of the housing 40 . For example, the antenna 50 may be disposed on a side wall of the housing 40 . Fasteners 60 are disposed on the antenna 50 . Antenna 50 is mounted to housing 40 by fasteners 60 . Wherein, the fastener 60 is a conductor. In some embodiments, fasteners 60 are screws. The material of the screw 60 may be, for example, metal or alloy. The antenna 50 is electrically connected to the housing 40 through a screw 60 .

The circuit board 30 is disposed on the metal portion 41 of the housing 40 . For example, the circuit board 30 may be disposed at the bottom of the case 40 . A connecting piece 70 is disposed on the circuit board 30 . Wherein, the connector 70 is a conductor. The material of the connecting member 70 can be, for example, metal or alloy. The circuit board 30 is electrically connected to the housing 40 through the connector 70 . In some embodiments, the connecting member 70 is a metal spring. The metal dome 70 includes a mounting portion 71 and a contact portion 72 . The mounting portion 71 is mounted on the circuit board 30 . For example, the installation part 71 can be installed on the circuit board 30 by clipping. The contact portion 72 is in contact with the metal portion 41 of the housing 40 . Therefore, the circuit board 30 can be electrically connected to the housing 40 through the contact between the metal dome 70 and the housing 40 .

In some embodiments, refer to FIG. 13 , which is a schematic diagram of an eighth structure of the antenna assembly 200 provided by an embodiment of the present invention. The antenna assembly 200 includes a circuit board 30 , a housing 40 and a circuit board 50 .

Wherein, the housing 40 includes a metal part 41 . The antenna 50 is provided on the metal portion 41 of the housing 40 . For example, the antenna 50 may be disposed on a side wall of the housing 40 . Fasteners 60 are disposed on the antenna 50 . Antenna 50 is mounted to housing 40 by fasteners 60 . Wherein, the fastener 60 is a conductor. In some embodiments, fasteners 60 are screws. The material of the screw 60 may be, for example, metal or alloy. The antenna 50 is electrically connected to the housing 40 through a screw 60 .

The circuit board 30 is disposed on the metal portion 41 of the housing 40 . For example, the circuit board 30 may be disposed at the bottom of the case 40 . A connecting piece 70 is disposed on the circuit board 30 . Wherein, the connector 70 is a conductor. The material of the connecting member 70 can be, for example, metal or alloy. The circuit board 30 is electrically connected to the housing 40 through the connector 70 . In some embodiments, the connecting member 70 is a metal spring. The metal dome 70 includes a mounting portion 71 and a contact portion 72 . Wherein, an antenna feed point 31 is arranged on the circuit board 30 . The antenna feed point 31 is used to feed electrical signals to the antenna 50 . The mounting portion 71 of the connector 70 is soldered to the circuit board 30 . Thus, solder 80 is formed between the mounting portion 71 of the connector 70 and the circuit board 30 . The connecting member 70 is electrically connected to the antenna feed point 31 through the solder 80 . The contact portion 72 is in contact with the metal portion 41 of the housing 40 . Therefore, the circuit board 30 can be electrically connected to the housing 40 through the contact between the metal dome 70 and the housing 40 .

In the antenna assembly provided by the embodiments of the present invention, the antenna is electrically connected to the metal part of the casing, and the metal part of the casing is electrically connected to the circuit board, thereby realizing the electrical connection between the antenna and the circuit board. The distance between the antenna and the circuit board is no longer limited, so that the electronic device can provide a larger clearance space for the antenna, which can reduce the interference received by the antenna when receiving and sending wireless signals, thereby improving the stability of the antenna sending and receiving wireless signals.

The antenna assembly and electronic equipment provided by the embodiments of the present invention are described above in detail. In this paper, specific examples are used to illustrate the principle and implementation of the present invention. The descriptions of the above embodiments are only used to help understand the present invention. At the same time, for those skilled in the art, according to the idea of the present invention, there will be changes in the specific implementation and application scope. In summary, the content of this specification should not be construed as limiting the present invention.

Claims (8)

1. The antenna assembly is characterized by comprising an antenna, a shell and a circuit board, wherein the shell comprises a metal part, the antenna is mounted on the metal part of the shell through a fastener, the antenna comprises a first antenna component and a second antenna component, the fastener comprises a first component and a second component, the first antenna component and the second antenna component are mounted on the metal part of the shell through the first component and the second component respectively, the first antenna component is electrically connected with the metal part through the first component, the second antenna component is electrically connected with the metal part through the second component, the metal part of the shell is electrically connected with the circuit board through a connecting piece so as to realize the electrical connection of the antenna and the circuit board, and the fastener and the connecting piece are conductors.

2. The antenna assembly of claim 1, wherein the housing further comprises a plastic portion overlapping the metal portion in a thickness direction of the housing, the plastic portion having a through hole provided therein, a portion of the fastener being located in the through hole.

3. An antenna assembly according to claim 1 or 2, wherein the fastener is a screw or solder.

4. The antenna assembly of claim 1, wherein the connector is a metal spring.

5. The antenna assembly of claim 4, wherein the metal dome includes a mounting portion mounted on the circuit board and a contact portion in contact with the metal portion of the housing.

6. The antenna assembly of claim 5, wherein the circuit board includes an antenna feed point, and wherein the mounting portion of the metal dome is welded to the antenna feed point.

7. The antenna assembly of claim 1, wherein the connector is a screw.

8. An electronic device comprising the antenna assembly of any one of claims 1 to 7.