CN112736594A

CN112736594A - Electronic device

Info

Publication number: CN112736594A
Application number: CN202011609881.9A
Authority: CN
Inventors: 王中涛
Original assignee: Oppo Chongqing Intelligent Technology Co Ltd
Current assignee: Oppo Chongqing Intelligent Technology Co Ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-04-30
Anticipated expiration: 2040-12-30
Also published as: CN112736594B

Abstract

The application discloses electronic device includes: the inner side wall of the shell is provided with a first clamping part; the conducting strip is provided with a second clamping part which is clamped with the first clamping part; and the circuit board is electrically connected with the shell through a conducting strip. According to the electronic device, the first clamping portion is arranged on the inner side wall of the shell, the second clamping portion is arranged on the conductive sheet, the first clamping portion and the second clamping portion are connected in a clamping mode to achieve contact connection between the conductive sheet and the shell, and therefore the circuit board can be electrically connected with the shell through the conductive sheet. Wherein, the mode that first joint portion and second joint portion adopted the joint to connect compares with the welded connection's among the correlation technique mode, has the connection degree of difficulty low and the high advantage of connection efficiency, can promote electron device's packaging efficiency from this.

Description

Electronic device

Technical Field

The present application relates to the field of antenna communication technologies, and in particular, to an electronic device.

Background

In the correlation technique, in order to realize the electric connection between metal lateral wall and the mainboard, use copper foil or steel sheet to weld the shell fragment on the casing, but because welding process is comparatively loaded down with trivial details, it is consuming time longer, influence the efficiency of electronic device equipment.

Disclosure of Invention

The application provides an electronic device, electronic device has the advantage that packaging efficiency is high.

According to the electronic device of this application embodiment, include: the shell is provided with a first clamping part on the inner side wall; the conducting strip is provided with a second clamping part, and the second clamping part is clamped with the first clamping part; and the circuit board is electrically connected with the shell through the conducting strip.

According to the electronic device of the embodiment of the application, the first clamping portion is arranged on the inner side wall of the shell, the second clamping portion is arranged on the conductive sheet, the contact connection between the conductive sheet and the shell can be realized by utilizing the clamping connection of the first clamping portion and the second clamping portion, and therefore the circuit board can be electrically connected with the shell through the conductive sheet. Wherein, the mode that first joint portion and second joint portion adopted the joint to connect compares with the welded connection's among the correlation technique mode, has the connection degree of difficulty low and the high advantage of connection efficiency, can promote electron device's packaging efficiency from this.

Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.

Drawings

Fig. 1 is a schematic partial structure diagram of an electronic device according to an embodiment of the present application, in which a circuit board is not shown;

FIG. 2 is an enlarged view at A in FIG. 1;

fig. 3 is a schematic structural diagram of a conductive sheet according to an embodiment of the present application;

FIG. 4 is a partial front view of an electronic device according to an embodiment of the present application with a circuit board not shown;

fig. 5 is a partial structural schematic view of a housing and a limiting member of an electronic device according to an embodiment of the present application;

fig. 6 is a schematic partial structure diagram of an electronic device according to an embodiment of the present application.

Reference numerals:

in the electronic device 100, the user can select the electronic device,

a shell 1, a back cover 11, a middle frame 12, a first clamping part 13,

a conductive sheet 2, a second clamping part 21, a main body part 211,

an avoidance notch 2111, a first connecting plate 2112, a second connecting plate 2113,

a first elastic arm 212, a second elastic arm 213, a catching space 214,

a circuit board 3, a conductive spring 4, a limiting member 5, a first limiting portion 51, a first limiting space 510,

the second limiting portion 52, the first stopping rib 521, the second stopping rib 522, the third stopping rib 523 and the second limiting space 524.

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present application and should not be construed as limiting the present application.

The following disclosure provides many different embodiments, or examples, for implementing different features of the application. In order to simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Further, the present application may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize the applicability of other processes and/or the use of other materials.

An electronic device 100 according to an embodiment of the present application is described below with reference to the drawings. The electronic device 100 may be a game device, a music player, a storage device, an AR (Augmented Reality) device, or a device applied to an automobile. Further, as used herein, an "electronic device 100" includes, but is not limited to, devices that are configured to receive/transmit communication signals via a wireline connection, such as via a Public Switched Telephone Network (PSTN), a Digital Subscriber Line (DSL), a digital cable, a direct cable connection, and/or another data connection/network, and/or via a wireless interface (e.g., for a cellular network, a Wireless Local Area Network (WLAN), a digital television network such as a DVB-H network, a satellite network, an AM-FM broadcast transmitter, and/or another communications electronic device 100).

As shown in fig. 1, fig. 2 and fig. 6, the electronic device 100 according to the embodiment of the present application includes: a housing 1, a conductive sheet 2 and a circuit board 3.

Specifically, the inner side wall of the casing 1 is provided with a first clamping portion 13, the conducting strip 2 is provided with a second clamping portion 21, the second clamping portion 21 is clamped with the first clamping portion 13, and the circuit board 3 is electrically connected with the casing 1 through the conducting strip 2.

It can be understood that, the inner side wall of the casing 1 has the first clamping portion 13, the conducting strip 2 has the second clamping portion 21, and the contact connection between the conducting strip 2 and the casing 1 can be realized by the clamping connection of the first clamping portion 13 and the second clamping portion 21, so that the circuit board 3 can be electrically connected with the casing 1 through the conducting strip 2. Wherein, first joint portion 13 and second joint portion 21 adopt the mode of joint connection, compare with the welded connection's among the correlation technique mode, have the connection degree of difficulty low with the advantage that connection efficiency is high, can promote electronic device 100's packaging efficiency from this.

It should be noted that, when the second engaging portion 21 is engaged with the first engaging portion 13, the conducting strip 2 is electrically connected to the casing 1, and it can be seen that both the first engaging portion 13 and the second engaging portion 21 have conductivity. Specifically, there is the relation of electric connection between first joint portion 13 and casing 1, and there is the relation of electric connection between second joint portion 21 and conducting strip 2, when second joint portion 21 and first joint portion 13 joint, can realize the electric connection between circuit board 3 and the casing 1.

According to the electronic device 100 of the embodiment of the application, the first clamping portion 13 is arranged on the inner side wall of the shell 1, the second clamping portion 21 is arranged on the conducting strip 2, the contact connection between the conducting strip 2 and the shell 1 can be realized by utilizing the clamping connection of the first clamping portion 13 and the second clamping portion 21, and therefore the circuit board 3 can be electrically connected with the shell 1 through the conducting strip 2. Wherein, first joint portion 13 and second joint portion 21 adopt the mode of joint connection, compare with the welded connection's among the correlation technique mode, have the connection degree of difficulty low with the advantage that connection efficiency is high, can promote electronic device 100's packaging efficiency from this.

As shown in fig. 2, 3 and 5, the first engaging portion 13 is formed as a rib, the second engaging portion 21 defines an engaging space 214, and the rib is engaged in the engaging space 214. It can be understood that when the first engaging portion 13 engages with the second engaging portion 21, the rib can be engaged in the engaging space 214, and the conductive sheet 2 is electrically connected to the housing 1 by the contact between the outer wall surface of the rib and the inner wall surface of the engaging space 214. Wherein, the structure that protruding muscle and card held space 214 is comparatively simple, can simplify the complexity of first joint portion 13 and second joint portion 21 structure from this, reduces the manufacturing degree of difficulty of first joint portion 13 and second joint portion 21, promotes the production efficiency of first joint portion 13 and second joint portion 21, reduces the manufacturing cost of first joint portion 13 and second joint portion 21.

As shown in fig. 2, 3 and 5, the second clip portion 21 includes: the main body part 211 is provided with an avoiding notch 2111 for avoiding the first clamping part 13, one end of the first elastic arm 212 is connected with the inner wall of the avoiding notch 2111, the second elastic arm 213 is arranged opposite to the first elastic arm 212, the second elastic arm 213 is spaced apart from the first elastic arm 212, one end of the second elastic arm 213 is connected with the inner wall of the avoiding notch 2111, and the other end of the second elastic arm 213 and the other end of the first elastic arm 212 define a clamping space 214.

It can be understood that, in the assembling process, the conductive plate 2 can slide into the predetermined position along the thickness direction of the housing 1, the avoiding notch 2111 is provided on the main body 211, so that the convex rib can be prevented from blocking the sliding of the conductive plate 2, meanwhile, by providing the first elastic arm 212 and the second elastic arm 213, when the convex rib slides into the clamping space 214, the acting force applied to the first elastic arm 212 and the second elastic arm 213 by the convex rib is utilized, the first elastic arm 212 and the second elastic arm 213 can elastically deform towards the direction away from each other, and therefore the free end of the first elastic arm 212 and the free end of the second elastic arm 213 can be clamped on the peripheral wall of the convex rib, so that the reliability of connection between the first elastic arm 212, the second elastic arm 213 and the convex rib can be realized.

As shown in fig. 2 to 4, the other end of the first elastic arm 212 and the other end of the second elastic arm 213 are bent toward each other in a direction from the side of the conductive plate 2 adjacent to the housing 1 to the side of the conductive plate 2 facing away from the housing 1. It can be understood that the distance between the free end of the first elastic arm 212 and the free end of the second elastic arm 213 is smaller than the distance between the fixed end of the first elastic arm 212 and the fixed end of the second elastic arm 213, so that the holding space 214 with a narrow top and a wide bottom can be formed. Since the amount of deformation of the free ends of the first elastic arm 212 and the second elastic arm 213 is larger, the reliability of the connection of the first elastic arm 212 and the second elastic arm 213 with the rib can be further improved by designing the distance between the free ends of the first elastic arm 212 and the second elastic arm 213 to be smaller.

As shown in fig. 2 and 3, the main body portion 211 includes: the circuit board comprises a first connecting plate 2112 and a second connecting plate 2113, wherein a first elastic arm 212 and a second elastic arm 213 are arranged on the first connecting plate 2112, the second connecting plate 2113 is connected with the first connecting plate 2112, an included angle is formed between the second connecting plate 2113 and the first connecting plate 2112, and the circuit board 3 is connected with the second connecting plate 2113 through a conductive elastic sheet 4.

It can be understood that the first elastic arm 212 and the second elastic arm 213 are disposed on the first connection plate 2112, the first connection plate 2112 has a connection and bearing function for the first elastic arm 212 and the second elastic arm 213, the first connection plate 2112, the first elastic arm 212 and the second elastic arm 213 can achieve electrical connection between the conductive plate 2 and the first clamping portion 13, and by disposing the second connection plate 2113, the second connection plate 2113 and the circuit board 3 can be connected through the conductive elastic piece 4. In addition, an angle is formed between the second connection plate 2113 and the first connection plate 2112, whereby the restriction in position between the circuit board 3 and the first clip can be reduced. Specifically, in one particular example of the present application, the angle between the first connecting plate 2112 and the second connecting plate 2113 is 90 degrees.

In an embodiment of the present application, the conductive elastic piece 4 is disposed on the second connection plate 2113, the conductive elastic piece 4 is provided with an elastic leg, and a free end of the elastic leg is electrically connected to the circuit board 3, so that the conductive elastic piece 4 and the circuit board 3 can be electrically connected by using the elastic leg. Of course, the present application is not limited thereto, and in another embodiment of the present application, the conductive elastic piece 4 is disposed on the circuit board 3, the conductive elastic piece 4 is provided with an elastic leg, and a free end of the elastic leg is electrically connected to the second connection board 2113, so that the elastic leg can be utilized to achieve the electrical connection between the conductive elastic piece 4 and the second connection board 2113.

As shown in fig. 3, the first connection plate 2112 and the second connection plate 2113 are integrally formed. From this, integrated into one piece's structure not only can guarantee first connecting plate 2112 and second connecting plate 2113, the stability of performance, and convenient shaping, it is simple to make, and unnecessary assembly part and connection process have been saved, the assembly efficiency of first connecting plate 2112 and second connecting plate 2113 has been improved greatly, guarantee the reliability that first connecting plate 2112 and second connecting plate 2113 are connected, moreover, integrated into one piece's structure's bulk strength and stability are higher, it is more convenient to assemble, the life-span is longer.

As shown in fig. 2 and 5, the electronic device 100 further includes: the limiting part 5, the limiting part 5 is fixed on the casing 1, the limiting part 5 has a first limiting portion 51, the first limiting portion 51 is located one side of the convex rib deviating from the casing 1, and the first limiting portion 51 is connected with the free end of the convex rib, in the circumferential direction of the casing 1, the length of the first limiting portion 51 is greater than that of the free end of the convex rib, a first limiting space 510 is defined by the first limiting portion 51 and the convex rib, and the first elastic arm 212 and the second elastic arm 213 are clamped in the first limiting space 510. It can be understood that, by providing the first limiting portion 51, the first limiting space 510 can be defined by the cooperation of the first limiting portion 51 and the protruding rib, and the first limiting space 510 has a limiting effect on the first elastic arm 212 and the second elastic arm 213, so that relative displacement between the first elastic arm 212 and the protruding rib and the second elastic arm 213 can be avoided, and the reliability of the electrical connection between the first elastic arm 212 and the protruding rib and the second elastic arm 213 can be improved.

As shown in fig. 2 and 5, the limiting member 5 further has a second limiting portion 52, and the second limiting portion 52 includes: first backstop muscle 521, second backstop muscle 522 and third backstop muscle 523, first backstop muscle 521 is located one side that deviates from the lateral wall of casing 1 of second connecting plate 2113, the one end of second backstop muscle 522 is connected with the one end of first backstop muscle 521, and second backstop muscle 522 extends along the circumferential direction of second connecting plate 2113, third backstop muscle 523 is connected with the other end of second backstop muscle 522, and second backstop muscle 522 extends along the circumferential direction of second connecting plate 2113, first backstop muscle 521, second backstop muscle 522 and third backstop muscle 523 inject the spacing space 524 of second, second connecting plate 2113 is established in the spacing space 524 of second.

It can be understood that the first stopping rib 521, the second stopping rib 522 and the third stopping rib 523 can limit the second connecting plate 2113 in the second limiting space 524, so that the relative displacement between the second connecting plate 2113 and the housing 1 can be avoided, and the reliability of the electrical connection between the second clamping portion 21 and the first clamping portion 13 can be improved.

As shown in fig. 2 and 5, the first stopper rib 521, the second stopper rib 522, and the third stopper rib 523 are integrally formed. From this, integrated into one piece's structure not only can guarantee first backstop muscle 521, the structure of second backstop muscle 522 and third backstop muscle 523, the stability of performance, and convenient shaping, it is simple to make, and unnecessary assembly part and connection process have been saved, first backstop muscle 521 has been improved greatly, the assembly efficiency of second backstop muscle 522 and third backstop muscle 523, guarantee first backstop muscle 521, the reliability that second backstop muscle 522 and third backstop muscle 523 are connected, moreover, the bulk strength and the stability of integrated into one piece's structure are higher, it is more convenient to assemble, the life-span is longer.

As shown in fig. 1 and 5, the housing 1 includes: the back cover 11 and the center 12, center 12 are located the one side of the thickness direction of back cover 11, and center 12 is connected with back cover 11, and first joint portion 13 is established on the inside wall of center 12. Therefore, the corresponding matching device of the antenna can be closer to the metal middle frame 12, so that the transmission loss of the antenna is reduced, and the transmission performance of the antenna is improved.

As shown in fig. 1 and 5, the first clamping portion 13 and the middle frame 12 are integrally formed. From this, integrated into one piece's structure not only can guarantee first joint portion 13 and center 12, the stability of performance to convenient shaping, make simply, saved unnecessary assembly part and connection process moreover, improved the assembly efficiency of first joint portion 13 and center 12 greatly, guarantee the reliability that first joint portion 13 and center 12 are connected, moreover, integrated into one piece's structure's bulk strength and stability are higher, it is more convenient to assemble, and the life-span is longer.

In another embodiment of the present application, the first clamping portion 13 has a connection post, the second clamping portion 21 has a connection hole, the connection post is inserted into the connection hole, and the connection post is in interference fit with the connection hole. It can be understood that, by using the interference fit of the connection column and the connection hole, the tight connection between the first clamping portion 13 and the second clamping portion 21 can be realized, so that the reliability of the electrical connection between the circuit board 3 and the housing 1 can be ensured. In addition, through the mode that utilizes axle and hole interference fit, can also simplify the complexity of first joint portion 13 and the structure of second joint portion 21 to can reduce the degree of difficulty and the cost of first joint portion 13 and the processing of second joint portion 21.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the application, the scope of which is defined by the claims and their equivalents.

Claims

1. An electronic device, comprising:

the shell is provided with a first clamping part on the inner side wall;

the conducting strip is provided with a second clamping part, and the second clamping part is clamped with the first clamping part;

and the circuit board is electrically connected with the shell through the conducting strip.

2. The electronic device as claimed in claim 1, wherein the first engaging portion is formed as a rib, the second engaging portion defines a holding space, and the rib is engaged in the holding space.

3. The electronic device according to claim 2, wherein the second clip portion comprises:

a main body portion having an avoidance notch for avoiding the first clamping portion;

one end of the first elastic arm is connected with the inner wall of the avoiding notch;

the second elastic arm is opposite to the first elastic arm and spaced from the first elastic arm, one end of the second elastic arm is connected with the inner wall of the avoiding notch, and the other end of the second elastic arm and the other end of the first elastic arm define the clamping space.

4. The electronic device according to claim 3, wherein the other end of the first elastic arm and the other end of the second elastic arm are bent toward a direction approaching each other in a direction from a side of the conductive sheet adjacent to the housing to a side of the conductive sheet facing away from the housing.

5. The electronic device of claim 3, wherein the body portion comprises:

the first elastic arm and the second elastic arm are arranged on the first connecting plate;

the second connecting plate is connected with the first connecting plate, an included angle exists between the second connecting plate and the first connecting plate, and the circuit board is connected with the second connecting plate through a conductive elastic sheet.

6. The electronic device of claim 5, further comprising: the locating part, the locating part is fixed on the casing, the locating part has first spacing portion, first spacing position in deviating from of protruding muscle one side of casing, just first spacing portion with the free end of protruding muscle is connected in the circumferential direction of casing, the length of first spacing portion is greater than the length of the free end of protruding muscle, first spacing portion with protruding muscle is injectd first spacing space, first elastic arm with second elastic arm card is established in the first spacing space.

7. The electronic device of claim 6, wherein the position-limiting member further comprises a second position-limiting portion, and the second position-limiting portion comprises:

the first stopping rib is positioned on one side, away from the side wall of the shell, of the second connecting plate;

one end of the second stopping rib is connected with one end of the first stopping rib, and the second stopping rib extends along the circumferential direction of the second connecting plate;

the third backstop muscle, the third backstop muscle with the other end of second backstop muscle is connected, just the second backstop muscle is followed the circumference direction of second connecting plate extends, first backstop muscle the second backstop muscle with the spacing space of second is injectd to the third backstop muscle, the second connecting plate is established in the spacing space of second.

8. The electronic device of claim 1, wherein the housing comprises: the middle frame is located on one side of the thickness direction of the rear cover and connected with the rear cover, and the first clamping portion is arranged on the inner side wall of the middle frame.

9. The electronic device of claim 8, wherein the first clip portion and the middle frame are integrally formed.

10. The electronic device according to claim 1, wherein the first clamping portion has a connection post, the second clamping portion has a connection hole, the connection post is inserted into the connection hole, and the connection post is in interference fit with the connection hole.