CN108039582A - Middle frame components, antenna components and electronic equipment - Google Patents

Abstract

The embodiment of the application provides a middle frame assembly, an antenna assembly and electronic equipment, wherein the middle frame assembly comprises a middle frame and a circuit board, and the circuit board is fixed on the middle frame; the middle frame comprises a body and at least one antenna part, the antenna part is arranged on the periphery of the body, and the material of the antenna part comprises metal; the circuit board is provided with at least one notch, and at least one part of the antenna part is positioned in the notch. The middle frame assembly is provided with the notch on the circuit board, and at least one part of the antenna part of the middle frame is positioned in the notch, so that an additional accommodating space does not need to be arranged for the antenna part of the middle frame, the occupation of the antenna part of the middle frame on the internal space of the electronic equipment is reduced, and the compactness of an electronic element arranged in the electronic equipment can be improved.

Description

Middle frame components, antenna components and electronic equipment

technical field

The present application relates to the technical field of electronic equipment, in particular to a middle frame component, an antenna component and electronic equipment.

Background technique

With the development of communication technology, people use mobile electronic devices such as mobile phones and tablet computers more and more widely in their daily life. In particular, the communication function of electronic equipment is used most frequently. With the trend of thinning electronic equipment, the requirements for the compactness of electronic components arranged inside the electronic equipment are also getting higher and higher.

Contents of the invention

Embodiments of the present application provide a middle frame assembly, an antenna assembly, and an electronic device, which can improve the compactness of electronic components arranged inside the electronic device.

An embodiment of the present application provides a middle frame assembly, including a middle frame and a circuit board, and the circuit board is fixed on the middle frame;

The middle frame includes a body and at least one antenna part, the antenna part is arranged on the periphery of the body, and the material of the antenna part includes metal;

At least one notch is provided on the circuit board, and at least a part of the antenna part is located in the notch.

An embodiment of the present application further provides an antenna assembly, including the above-mentioned middle frame assembly.

An embodiment of the present application also provides an electronic device, including a front case, a middle frame assembly, and a rear case, the front case and the rear case form a storage space, the middle frame assembly is arranged in the storage space, and the The middle frame component is the above middle frame component.

In the middle frame assembly provided in the embodiment of the present application, since a notch is provided on the circuit board, at least a part of the antenna part of the middle frame is located in the notch, so that there is no need to provide additional accommodation space for the antenna part of the middle frame, The occupation of the internal space of the electronic device by the antenna part of the middle frame is reduced, and the compactness of the electronic components arranged inside the electronic device can be improved.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present application. For those skilled in the art, other drawings can also be obtained based on these drawings without any creative effort.

FIG. 1 is a perspective view of an electronic device provided by an embodiment of the present application.

Fig. 2 is a side view of the front case provided by the embodiment of the present application.

Fig. 3 is a first schematic diagram of the middle frame provided by the embodiment of the present application.

FIG. 4 is a second schematic diagram of the middle frame provided by the embodiment of the present application.

FIG. 5 is a third schematic diagram of the middle frame provided by the embodiment of the present application.

FIG. 6 is a fourth schematic diagram of the middle frame provided by the embodiment of the present application.

FIG. 7 is a fifth schematic diagram of the middle frame provided by the embodiment of the present application.

FIG. 8 is a sixth schematic diagram of the middle frame provided by the embodiment of the present application.

FIG. 9 is a seventh schematic diagram of the middle frame provided by the embodiment of the present application.

FIG. 10 is an eighth schematic diagram of the middle frame provided by the embodiment of the present application.

FIG. 11 is a ninth schematic diagram of the middle frame provided by the embodiment of the present application.

FIG. 12 is a tenth schematic diagram of the middle frame provided by the embodiment of the present application.

Fig. 13 is an eleventh schematic diagram of the middle frame provided by the embodiment of the present application.

FIG. 14 is a schematic diagram of a twelfth type of middle frame provided by the embodiment of the present application.

Fig. 15 is a thirteenth schematic diagram of the middle frame provided by the embodiment of the present application.

Fig. 16 is a fourteenth schematic diagram of the middle frame provided by the embodiment of the present application.

FIG. 17 is a first schematic diagram of the electrical connection between the middle frame and the circuit board provided by the embodiment of the present application.

FIG. 18 is a second schematic diagram of the electrical connection between the middle frame and the circuit board provided by the embodiment of the present application.

Fig. 19 is a fifteenth schematic diagram of the middle frame provided by the embodiment of the present application.

Fig. 20 is a sixteenth schematic diagram of the middle frame provided by the embodiment of the present application.

FIG. 21 is a schematic diagram of a circuit board provided by an embodiment of the present application.

Fig. 22 is a first schematic diagram of the middle frame assembly provided by the embodiment of the present application.

Fig. 23 is a second schematic diagram of the middle frame assembly provided by the embodiment of the present application.

FIG. 24 is a partially enlarged schematic diagram of area A in FIG. 23 .

Detailed ways

The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Apparently, the described embodiments are only some of the embodiments of this application, not all of them. Based on the embodiments in this application, all other embodiments obtained by those skilled in the art without making creative efforts belong to the scope of protection of this application.

In the description of the present application, 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 application and simplifying the description, and does not indicate or imply 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 application. 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 application, "plurality" means two or more, unless otherwise specifically defined.

In the description of this application, 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 this application according to specific situations.

In this application, unless otherwise expressly 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 implementations or examples for implementing different structures of the present application. To simplify the disclosure of the present application, components and arrangements of specific examples are described below. Of course, they are examples only and are not intended to limit the application. Furthermore, the present application may repeat reference numerals and/or reference letters in various 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.

Referring to FIGS. 1-2 and 17-18 , the embodiment of the present application provides an electronic device 100 . The electronic device 100 includes a front case 20 , a middle frame 30 and a rear case 40 .

Wherein, the front case 20 includes a protective cover 21 and a display screen 22 .

The protective cover 21 can be a glass cover, a sapphire cover, a plastic cover, etc., and provides protection for the display screen 22 to prevent dust, water vapor or oil stains from adhering to the display screen 22, avoiding Corrosion of the display screen 22 by the external environment, while preventing the impact force of the external environment on the display screen 22, and avoiding the breakage of the display screen 22.

The protective cover 21 may include a display area 221 and a non-display area 222 . The display area 221 is a transparent area corresponding to the light emitting surface of the display screen 22 . The non-display area 222 is a non-transparent area to cover the internal structure of the electronic device 100 . The non-display area 222 can be provided with openings 2221 for conducting sound and light, openings 2222 for setting touch keys, and the like.

It should be noted that the electronic device 100 in the embodiment of the present application may also be set in full screen without reserving a non-display area.

The middle frame 30 serves as the frame of the electronic device 100 and is used to support various components inside the entire electronic device 100 . The front shell 20 and the rear shell 40 form a receiving space 50 . The middle frame 30 is disposed in the receiving space 50 . The receiving space 50 can also accommodate other electronic components of the electronic device 100 , such as a circuit board 60 , a battery, and the like. Functional components such as a fingerprint module, a radio frequency circuit, a camera, a proximity sensor, and a processor can be integrated on the circuit board 60 .

Referring to FIGS. 3-16 , the middle frame 30 includes a main body 31 and an antenna part 32 . The body 31 may be a hollow plate structure. The body 31 includes a peripheral edge 310 . The antenna part 32 is disposed on the periphery 310 of the main body 31 . The material of the antenna part 32 is metal.

The middle frame 30 can be a hollow plate structure of different shapes.

In some embodiments, please refer to FIGS. 3 , 8 and 12-16 , the electronic device 100 may be a mobile phone, a tablet computer, or an e-book reader. The middle frame 30 may be a rectangular plate structure. The peripheral edge 310 includes a first side 311 , a second side 312 , a third side 313 and a fourth side 314 . The first side 311 is opposite to the third side 313 . The second side 312 is opposite to the fourth side 314 .

In some embodiments, referring to FIGS. 4-7 and 9-11 , the electronic device 100 may be a game console, a phone watch, or a video bracelet. The middle frame 30 can also be a hollow plate structure of other shapes, such as a square (as shown in Figure 4 and Figure 10), a circle (as shown in Figure 5, Figure 9 and Figure 11) or other irregular shapes (such as Figure 6 and Figure 7).

Please refer to FIG. 6 , the middle frame 30 may be the middle frame of the video bracelet. The middle frame 30 may include a first semicircle part 31a, a hollow rectangular part 31b and a second semicircle part 31c. The first semicircle part 31a and the second semicircle part 31c are respectively located at two ends of the hollow rectangular part 31b in the longitudinal direction. The hollow rectangular portion 31b is connected between the first semicircular portion 31a and the second semicircular portion 31c. The antenna part 32 is connected to the second semicircular part 31c.

Please refer to FIG. 7 , the middle frame 30 may be the middle frame of a game machine. The middle frame 30 may be a U-shaped structure. The middle frame 30 may include a first end portion 31d, a connecting portion 31e and a second end portion 31f. The first end portion 31d and the second end portion 31f are connected to two ends of the connecting portion 31e and are located on the same side of the connecting portion 31e. The antenna part 32 is connected to the first end part 31d.

In some embodiments, the middle frame 30 is an insulator. In other embodiments, the middle frame 30 may also be a conductor.

It should be noted that the shape of the middle frame 30 is not limited to the above-mentioned several embodiments.

The antenna part 32 can be a strip structure of different shapes.

In some embodiments, please refer to FIGS. 3-7 and 13-16 , the antenna part 32 may be a straight strip structure.

In some embodiments, please refer to FIG. 8-9 and FIG. 12 , the antenna part 32 can be an "L" shaped strip structure, so as to increase the length of the antenna part 32, thereby improving the performance of the antenna part 32 .

For ease of description, taking FIG. 8 as an example, the "L"-shaped strip structure includes a first bent portion 32a and a second bent portion 32b. The first bending portion 32a is connected between the middle frame 30 and the second bending portion 32b. The first bent portion 32a is perpendicular to the second bent portion 32b. In other embodiments, the included angle between the first bent portion 32a and the second bent portion 32b may be an acute angle or an obtuse angle.

Please refer to FIG. 12 , the number of the antenna parts 32 is two. The two antenna parts 32 are both "L" shaped strip structures. Each second bending portion 32b extends along a direction opposite to each other and perpendicular to the first bending portion 32a.

In some embodiments, please refer to FIG. 10 and FIG. 11, the antenna part 32 can be a curved strip structure, which not only increases the length of the antenna part 32 to improve the performance of the antenna part 32, but also according to the middle frame The shape of the antenna part 30 flexibly adjusts the shape of the antenna part 32 and increases the space adaptability of the antenna part 32.

It should be noted that the shape of the antenna part 32 is not limited to the above-mentioned several embodiments.

In some embodiments, please refer to FIG. 3-11 and FIG. 13 , the number of the antenna part 32 is one.

Referring to FIG. 3-11 , the antenna part 32 is connected to the middle frame 30 .

Please refer to FIG. 13 , the antenna portion 32 and the middle frame 30 are spaced apart from each other.

In some embodiments, please refer to FIG. 12 and FIGS. 14-16 , there are multiple antenna parts 32 . As shown in FIG. 12 , FIG. 14 and FIG. 16 , the number of the antenna parts 32 is two, and the antenna parts 32 are arranged on one side of the middle frame 30 . As shown in FIG. 15 , the number of antenna parts 32 shown is four, and the antenna parts 32 may be disposed on corresponding two sides of the middle frame 30 .

In some embodiments, please refer to FIG. 12 , a plurality of the antenna parts 32 are all connected to the middle frame 30 .

In some embodiments, referring to FIGS. 14-15 , a plurality of the antenna parts 32 are spaced apart from the middle frame 30 . The plurality of antenna parts 32 spaced apart from the middle frame 30 are spaced apart from each other.

In some embodiments, please refer to FIG. 16 , at least one antenna portion 32 is connected to the middle frame 30 , and at least another antenna portion 32 is spaced apart from the middle frame 30 . In some other embodiments, the plurality of antenna parts 32 spaced apart from the middle frame 30 are spaced apart from each other.

It should be noted that the number and positions of the antenna parts 32 are not limited to the above-mentioned several embodiments.

In some embodiments, please refer to FIGS. 13-16 , the electronic device 100 may further include a supporting part 13 . The antenna part 32 and the middle frame 30 are fixedly arranged on the supporting part 13 . The supporting part 13 can be made of plastic. The antenna part 32 and the middle frame 30 can be fixed to the support part 13 by attaching, embedding, pressing or injection molding.

In some embodiments, there is one antenna part 32 . The antenna part 32 is electrically connected to the middle frame 30 . The middle frame 30 can be integrally formed by stamping or injection molding.

In some embodiments, there is one antenna part 32 . The antenna part 32 may also be electrically insulated from the middle frame 30 .

In some embodiments, there are multiple antenna parts 32 . The plurality of antenna parts 32 may all be electrically connected to the middle frame 30 . In some embodiments, the plurality of antenna parts 32 may also be electrically insulated from the middle frame 30 . In some embodiments, at least one antenna part 32 is electrically connected to the middle frame 30 , and at least another antenna part 32 is electrically insulated from the middle frame 30 . The plurality of antenna parts 32 electrically insulated from the middle frame 30 are electrically insulated from each other.

In practical applications, the middle frame 30 may include a plurality of antenna parts 32 electrically insulated from each other, wherein a part of the antenna parts 32 may be used for transmitting and receiving mobile network signals, and another part of the antenna parts 32 may be used for Wi-Fi signals. Another part of the antenna part 32 can be used for the transmission and reception of Bluetooth (Bluetooth, BT) signals, and another part of the antenna part 32 can also be used for the transmission and reception of radio frequency (Radio Frequency, RF) signals.

Please refer to FIG. 17 and FIG. 18 , the circuit board 60 of the electronic device 100 is provided with a feed point 61 . The antenna part 32 is electrically connected to the feeding point 61 on the circuit board 60 to implement the antenna part 32 to transmit and receive signals.

In some implementations, as shown in FIG. 17 , the antenna part 32 is electrically connected to the middle frame 30, and the middle frame 30 is electrically connected to the feeding point 6132 on the circuit board 60, thereby indirectly realizing the The electrical connection between the antenna part 32 and the feeding point 61 on the circuit board 60 is to realize the transmission and reception of signals by the antenna part 32 .

In some implementations, as shown in FIG. 18 , the antenna part 32 is directly electrically connected to the feed point 61 on the circuit board 60 , so that the antenna part 32 can transmit and receive signals.

In some embodiments, referring to FIG. 19 , the antenna portion 32 of the middle frame 30 may extend along the thickness direction of the middle frame 30 . Wherein, the middle frame 30 includes a main body 31 and at least one antenna part 32 . The main body 31 is connected to the antenna part 32 , and the antenna part 32 is disposed on the periphery of the main body 31 . The antenna portion 32 extends along the main body 31 to the thickness direction of the middle frame 30 . The antenna part 32 may be in the shape of an arc or the like.

Wherein, the body 31 may be a hollow structure. The material of the body 31 includes an insulator. For example, the body 31 is made of plastic. The material of the antenna part 32 includes metal. For example, the material of the antenna portion 32 may be a magnesium alloy.

In some embodiments, referring to FIG. 20 , the antenna portion 32 of the middle frame 30 may be in an "L" shape. Wherein, the antenna part 32 includes a first bent part 32a and a second bent part 32b. The main body 31 , the first bending portion 32a and the second bending portion 32b are connected in sequence.

The first bent portion 32 a is perpendicular to the main body 31 of the middle frame 30 . It can be understood that the first bent portion 32 a extends from the thickness direction of the main body 31 . The second bent portion 32b is perpendicular to the first bent portion 32a. Wherein, the second bent portion 32 b extends along the length direction of the middle frame 30 , that is, extends from one end of the middle frame 30 having the antenna portion 32 to the opposite end.

In some embodiments, refer to FIG. 21 , which is a top view of the circuit board 60 . At least one notch 62 is disposed on the circuit board 60 . The shape of the notch 62 can be a square, a rectangle, a circle, a semicircle, an ellipse and the like.

Although FIG. 21 shows that the notch 62 penetrates the circuit board 60 along the thickness direction of the circuit board 60, that is, the depth of the notch 62 is equal to the thickness of the circuit board 60, but in some other embodiments, the notch 62 may not penetrate the circuit board 60 , that is, the depth of the notch 62 is smaller than the thickness of the circuit board 60 .

In some embodiments, referring to FIG. 22 , the middle frame 30 and the circuit board 60 can form the middle frame assembly 10 . Wherein, the circuit board 60 is fixed on the middle frame 30 . At least a part of the antenna portion 32 of the middle frame 30 is located in the notch 62 of the circuit board 60 . The front shell and the rear shell of the electronic device 100 form a receiving space, and the middle frame assembly 10 is arranged in the receiving space.

Referring to FIG. 20 at the same time, when the antenna part 32 is in an "L" shape, that is, when the antenna part 32 includes a first bent part 32a and a second bent part 32b, the second bent part 32b is located in the notch 62 .

In some embodiments, the middle frame 30 may include multiple antenna parts 32 . The plurality of antenna parts 32 are electrically insulated from each other. For example, the middle frame 30 may include three antenna parts 32 . Meanwhile, the number of the notches 62 on the circuit board 60 is also multiple. The number of the notches 62 is equal to the number of the antenna parts 32 . At least a part of each antenna part 32 is located in one of the notches 62 .

In some embodiments, a feed point is provided on the circuit board 60 . The antenna portion 32 of the middle frame 30 is electrically connected to the feeding point.

In some embodiments, referring to FIG. 23 and FIG. 24 , a gap 63 is formed between the antenna portion 32 of the middle frame 30 and the sidewall of the notch 62 of the circuit board 60 . The circuit board 60 is provided with a first feeding point 61 . The first feeding point 61 faces the gap 63 . A second feeding point 33 is disposed on the antenna portion 32 of the middle frame 30 . The second feeding point 33 faces the gap 63 . The second feeding point 33 abuts against the first feeding point 61 to realize the electrical connection between the antenna part 32 and the circuit board 60 .

The embodiment of the present application also provides an antenna assembly, and the antenna assembly is used for transmitting and receiving signals. For example, the antenna assembly can be used for transmitting and receiving mobile network signals, Wi-Fi signals, Bluetooth signals, and radio frequency signals. The antenna assembly includes the middle frame assembly 10 described in any one of the above embodiments.

In the middle frame assembly provided in the embodiment of the present application, since a notch is provided on the circuit board, at least a part of the antenna part of the middle frame is located in the notch, so that there is no need to provide additional accommodation space for the antenna part of the middle frame, The occupation of the internal space of the electronic device by the antenna part of the middle frame is reduced, and the compactness of electronic components arranged inside the electronic device can be improved.

The middle frame components, antenna components and electronic equipment provided by the embodiments of the present application have been introduced in detail above. In this paper, specific examples are used to illustrate the principles and implementation methods of the present application. The descriptions of the above embodiments are only used to help understand this application. Application. At the same time, for those skilled in the art, based on the idea of this application, 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 application.

Claims (12)

1. a kind of center component, it is characterised in that including center and circuit board, the circuit board is fixed on the center；

The center includes body and at least one antenna part, and the antenna part is arranged on the periphery of the body, the antenna The material in portion includes metal；

At least one notch is provided with the circuit board, at least a portion of the antenna part is located in the notch.

2. center component according to claim 1, it is characterised in that the antenna part is curved including the first bending part and second Folding part, the body, the first bending part, the second bending part are sequentially connected, and second bending part is in the institute of the circuit board State in notch.

3. center component according to claim 2, it is characterised in that first bending part is vertical with the body.

4. center component according to claim 2, it is characterised in that second bending part hangs down with first bending part Directly.

5. center component according to any one of claims 1 to 4, it is characterised in that the quantity of the antenna part to be multiple, The quantity of the notch on the circuit board is also to be multiple, and the quantity of the notch is equal with the quantity of the antenna part, often At least a portion of one antenna part is in a notch.

6. center component according to claim 5, it is characterised in that multiple antenna parts are electrically insulated from each other.

7. center component according to any one of claims 1 to 4, it is characterised in that feed is provided with the circuit board Point, the antenna part of the center are electrically connected to the distributing point.

8. center component according to claim 6, it is characterised in that the first distributing point, institute are provided with the circuit board State and the second distributing point is provided with the antenna part of center, second distributing point is abutted with first distributing point.

9. center component according to any one of claims 1 to 4, it is characterised in that during the body of the center is Hollow structure.

10. center component according to any one of claims 1 to 4, it is characterised in that the material of the body of the center Matter includes insulator.

11. a kind of antenna module, it is characterised in that including claims 1 to 10 any one of them center component.

12. a kind of electronic equipment, it is characterised in that including front housing, center component and rear shell, the front housing and the rear hull shape Into a receiving space, the center component is arranged in the receiving space, and the center component is any for claims 1 to 10 Center component described in.