CN108833641B

CN108833641B - Electronic device and circuit board assembly thereof

Info

Publication number: CN108833641B
Application number: CN201810916597.2A
Authority: CN
Inventors: 邱康; 杨璟; 邱泽朔; 范奇文; 陈耀权; 张志坚
Original assignee: Oppo Chongqing Intelligent Technology Co Ltd
Current assignee: Oppo Chongqing Intelligent Technology Co Ltd
Priority date: 2018-08-13
Filing date: 2018-08-13
Publication date: 2021-01-15
Anticipated expiration: 2038-08-13
Also published as: CN108833641A

Abstract

The application discloses circuit board assembly, this circuit board assembly includes: the circuit board is provided with a through groove; the telephone receiver connecting part is arranged on the first surface of the circuit board; the telephone receiver is arranged at the through groove through the bracket; the support comprises a support main body part and at least one support connecting part, the main body part is connected with the support connecting part in a bending mode and forms an accommodating space, the telephone receiver is arranged in the accommodating space and faces towards the support main body part, the support connecting part extends to the first face of the circuit board through the penetrating groove and is electrically connected with the telephone receiver connecting part, and the first face of the circuit board is opposite to the first face of the telephone receiver in direction. The application also discloses an electronic device. By the mode, the layout space in the electronic device can be saved, and the stability of fixed connection and the reliability of electric connection are guaranteed.

Description

Electronic device and circuit board assembly thereof

Technical Field

The present invention relates to electronic devices, and particularly to an electronic device and a circuit board assembly thereof.

Background

At present, with the continuous development of science and technology, electronic devices such as smart phones and the like are gradually becoming necessities of daily life of people.

With the increasing demand for the lightness and thinness of electronic devices such as smartphones, and the increasing diversification of the functions of smartphones, the layout space of devices implementing the functions in the electronic devices is less and less, and the problem of unstable structure, or the problem of interference between different devices, or the problem of reliability of electrical connection is likely to occur, so how to reasonably layout the internal space of the electronic devices becomes a focus of attention.

Disclosure of Invention

The embodiment of the application adopts a technical scheme that: there is provided a circuit board assembly comprising: the circuit board is provided with a through groove; the telephone receiver connecting part is arranged on the first surface of the circuit board; the telephone receiver is arranged at the through groove through the bracket; the support comprises a support main body part and at least one support connecting part, the main body part is connected with the support connecting part in a bending mode and forms an accommodating space, the telephone receiver is arranged in the accommodating space and faces towards the support main body part, the support connecting part extends to the first face of the circuit board through the penetrating groove and is electrically connected with the telephone receiver connecting part, and the first face of the circuit board is opposite to the first face of the telephone receiver in direction.

Another technical scheme adopted by the embodiment of the application is as follows: an electronic device is provided, which comprises the circuit board assembly.

The circuit board assembly comprises a circuit board, and a through groove is formed in the circuit board; the telephone receiver connecting part is arranged on the first surface of the circuit board; the telephone receiver is arranged at the through groove through the bracket; wherein, the support includes support main part and at least one leg joint portion, the main part is connected and is formed the accommodation space with leg joint portion bending type, the receiver sets up in the first face of accommodation space and receiver towards the support main part, leg joint portion extends to the first face of circuit board and is connected with receiver connecting portion electricity through the through groove, the first face of circuit board is opposite with the first face orientation of receiver, can avoid leg joint portion and the front of the circuit board back other connectors to take place to interfere or the phenomenon of short circuit through extending to the through groove of installation receiver, save the inside overall arrangement space of electron device, and the reliability of fixed connection's stability and electricity connection has been guaranteed.

Drawings

Fig. 1 is a schematic perspective view of a circuit board assembly according to an embodiment of the present application from a first perspective;

FIG. 2 is an exploded schematic view of a circuit board assembly according to an embodiment of the present application;

fig. 3 is a schematic perspective view of a circuit board assembly according to an embodiment of the present application from a second perspective;

FIG. 4 is a schematic structural view of a first embodiment of a bracket attachment portion of the present application;

FIG. 5 is a schematic structural view of a second embodiment of a bracket attachment portion of the present application;

FIG. 6 is a schematic structural view of a third embodiment of a stent linking portion according to the present application;

FIG. 7 is a schematic perspective view of a first bracket and a second bracket according to an embodiment of the present application;

FIG. 8 is a cross-sectional view of a circuit board assembly along a bracket connection according to another embodiment of the present application;

fig. 9 is a schematic view of an electronic device according to an embodiment of 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.

The terms "first", "second", etc. in this application are used to distinguish between different objects and not to describe a particular order. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.

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.

Referring to fig. 1, fig. 1 is a schematic perspective view of a circuit board assembly according to an embodiment of the present application from a first perspective. Fig. 2 is an exploded schematic view of a circuit board assembly according to an embodiment of the present application. Fig. 3 is a schematic perspective view of a circuit board assembly according to an embodiment of the present application from a second perspective.

In the present embodiment, the circuit board assembly includes a circuit board 10, an insulating sheet 11, a holder 12, a receiver 13, and a receiver connecting portion 14.

The circuit board 10 is provided with a through groove 101. Alternatively, the through slot 101 may be a notch, i.e. a through slot closed for three weeks; the through groove 101 may also be a through hole, that is, a through groove with a closed periphery, which is not limited in this embodiment.

The receiver connecting portion 14 is provided on the first surface m1 of the circuit board 10. For example, the receiver connecting portion 14 may be a pad provided on the first surface m1 of the circuit board 10.

Of course, the receiver connecting portion 14 may be another electrical connection structure provided on the first surface m1 of the circuit board 10, and is not limited herein.

The receiver 13 is mounted to the through-slot 101 via the bracket 12. The receiver 13 is electrically connected to a receiver connecting portion 14 provided on the first surface m1 of the circuit board 10 via the holder 12.

Optionally, the number of the brackets 12 is two. The bracket 12 includes a bracket main body portion 121 and at least one bracket connecting portion 122.

The bracket main body 121 and the bracket connecting portion 122 are bent and connected to form an accommodating space S. The receiver 13 is disposed in the accommodating space S, the first surface 131 of the receiver 13 faces the holder main body 121, the holder connecting portion 122 extends to the first surface m1 of the circuit board 10 through the through slot 101 and is electrically connected to the receiver connecting portion, and the first surface m1 of the circuit board 10 faces opposite to the first surface 131 of the receiver 13.

The lands of the other electronic components of the circuit board 10 are arranged on the second side m2 of the circuit board 10.

In such a way, the telephone receiver is arranged in the through groove through the support, so that the telephone receiver and the circuit board are overlapped in the thickness direction, the layout space in the thickness direction of the electronic device is saved, and the support connecting part penetrates through the through groove to wind around the first surface of the circuit board, so that the pin of the telephone receiver cannot be short-circuited with the pin of other electronic devices, and the pin of other electronic devices can be arranged closer to the telephone receiver.

Referring to fig. 4, fig. 4 is a schematic structural diagram of a first embodiment of a bracket connecting portion according to the present application.

Stent link 122 may include a first segment D1 and a second segment D2.

The first segment D1 is bent and connected with the bracket main body 121 to form an accommodating space S. The term "crimped connection" as used herein throughout may refer to a vertical crimped connection or other angled crimped connection. The first segment D2 is bent and connected with the main body 121 to form a step for accommodating the receiver 13.

The second segment D2 is connected to the first segment D1 by bending, the second segment D2 extends in a direction parallel to the first surface m1 of the circuit board 10, the second segment D2 abuts against the receiver connecting portion 14, and the second segment D2 is electrically connected to the receiver connecting portion 14.

Referring to fig. 5, fig. 5 is a schematic structural diagram of a bracket connecting portion according to a second embodiment of the present application.

Stent link 222 may include a first segment D1, a second segment D2, and a third segment D3.

The third segment D3 is connected to the second segment D2 in a bending manner, the third segment D3 extends in a direction perpendicular to the first surface m1 of the circuit board 10, a position-limiting hole H is formed in the circuit board 10, and the third segment D3 is inserted into the position-limiting hole H.

The embodiment can enable the connection between the telephone receiver and the support to be more stable by further arranging the third section to be inserted into the limiting hole.

Referring to fig. 6, fig. 6 is a schematic structural view of a third embodiment of a bracket connecting portion according to the present application.

Stent link 322 may include a first segment D1, a second segment D2, a third segment D3, and a fourth segment D4.

The fourth segment D4 is connected to the third segment D3 by bending, and the fourth segment D4 extends along the second side m2 of the circuit board 10.

Alternatively, the first segment D1 and the second segment D2 may be made of conductive materials, and the third segment D3 and the fourth segment D4 may be made of insulating materials.

The insulating sheet 11 is provided between the receiver 13 and the holder main body portion 121.

Alternatively, the insulating sheet 11 may be a PET (Polyethylene terephthalate) mylar tab, a PVC (Polyvinyl chloride) mylar tab, or a PC (Polycarbonate) mylar tab.

Referring to fig. 7, fig. 7 is a schematic perspective view illustrating a first bracket and a second bracket according to an embodiment of the present application.

Alternatively, the number of the brackets 12 is two, respectively, the first bracket 12a and the second bracket 12 b.

Alternatively, the number of the bracket connection portions 122a of the first bracket 12a is three, two of the three bracket connection portions 122a of the first bracket are located on a first side (e.g., left side in the drawing) of the bracket main body portion 121a, and the other is located on a second side (e.g., right side in the drawing) of the bracket main body portion 121a, and the first side is opposite to the second side.

Alternatively, the number of the bracket connection portions 122b of the second bracket 12b is two, and the two bracket connection portions 122b of the second bracket 12b are respectively located on opposite sides of the bracket main body portion 121 b. For example, one of the bracket connection portions 122b is located on the left side of the bracket main body portion 121b, and the other bracket connection portion 122b is located on the right side of the bracket main body portion 121 b.

Referring to fig. 8, fig. 8 is a schematic cross-sectional view of a circuit board assembly along a bracket connection portion according to another embodiment of the present application.

Optionally, the first surface 131 of the receiver 13 is provided with pins 13a, the pins 13a correspond to the number of the bracket connecting portions 122 one by one, the pins 13a are electrically connected to the bracket main body portion 121, and the pins 13a are electrically connected to the corresponding bracket connecting portions 122 through the bracket main body portion 121.

Optionally, the insulating sheet 11 is provided with a via hole, and the pin 13a passes through the via hole and is electrically connected to the bracket main body portion 121. The pin 13a may be electrically connected to a trace on the surface of the support body 121, and the trace electrically connects the pin 13a and the corresponding support connection portion 122, so as to avoid short circuit between different support connection portions 122. The holder main body part 121 may be made of an insulating material.

It should be understood that only one pin 12a is shown, but the number of pins 12a actually corresponds to the number of the bracket connection portions 122, and since the other pins 12a are connected in a manner similar to that described above, they are not shown here.

Optionally, the circuit board assembly further comprises a functional device (not shown), a conductive member 15, and a connection terminal 16.

The connection terminals 16 are used for electrical connection with corresponding functional devices, the connection terminals 16 are disposed on the second surface m2 of the circuit board 10, and the first surface m1 of the circuit board 10 is opposite to the second surface m2 of the circuit board 10. For example, the first side m1 of the circuit board 10 is the lower surface in fig. 8, and the second side m2 of the circuit board 10 is the upper surface in fig. 8.

Alternatively, the connection terminal 16 may be a BTB CONNECTOR (BOARD TO BOARD CONNECTOR). In other embodiments, the connection terminal 16 may be another connection terminal, which is not limited in this embodiment.

Alternatively, the via 15 is an FPC circuit board (i.e., a flexible circuit board). In other embodiments, the conducting element 15 may also be another conducting element for signal transmission, which is not limited in this application.

Optionally, the functional device is a camera, and it should be understood that the functional device may also be another device, which is not limited in this embodiment of the present application.

The functional device is electrically connected to the connection terminal 16 through the via 15, thereby achieving signal transmission of the functional device and the circuit board 10.

Because the structure of the support of this application embodiment makes the support can be stable support receiver and support connecting portion wind the receiver and lead the one side in sound hole and the receiver connecting portion of the first face of circuit board and switch on, and arrange the connecting terminal of functional device in the second face of circuit board for receiver connecting portion can not take place the phenomenon of short circuit with connecting terminal, and can save the overall arrangement space of circuit board, make the distance between functional device and the receiver can the overall arrangement more closely.

Referring to fig. 9, fig. 9 is a schematic view of an electronic device according to an embodiment of the disclosure.

In the present embodiment, the electronic device includes a device main body 91 and a circuit board assembly 92 provided in the device main body 91. The circuit board assembly 92 may be the circuit board assembly described in any of the embodiments above.

In this embodiment, the electronic device may be a communication terminal, as used herein a "communication terminal" (or simply "terminal") includes, but is not limited to, a device 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 communication terminal). A communication terminal arranged to communicate over a wireless interface may be referred to as a "wireless communication terminal", "wireless terminal" or "mobile terminal". Examples of mobile terminals include, but are not limited to, satellite or cellular telephones; a Personal Communications System (PCS) terminal that may combine a cellular radiotelephone with data processing, facsimile and data communications capabilities; PDAs that may include radiotelephones, pagers, internet/intranet access, Web browsers, notepads, calendars, and/or Global Positioning System (GPS) receivers; and conventional laptop and/or palmtop receivers or other electronic devices that include a radiotelephone transceiver. The mobile phone is a mobile terminal equipped with a cellular communication module.

Optionally, the electronic device in the present application may be a mobile phone, a tablet computer, a notebook computer, a wearable device, and the like.

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 circuit board assembly, comprising: the circuit board comprises a first surface and a second surface which are opposite in orientation, a through groove and a limiting hole are formed in the first surface, the through groove penetrates through the first surface and the second surface, the limiting hole penetrates through the first surface and the second surface, the telephone receiver connecting portion is further arranged on the first surface, the support penetrates through the circuit board through the through groove and comprises a support main body portion and at least one support connecting portion, the support main body portion protrudes out of the second surface of the circuit board, the support connecting portion comprises a first section, a second section, a third section and a fourth section, the first section and the second section are made of conductive materials, the first section and the support main body portion are connected in a bending mode to form an accommodating space, the second section is connected with the first section in a bending mode and extends along the first surface of the circuit board, the second section is further electrically connected with the telephone receiver connecting portion, and the third section is connected with the second section in a bending, the fourth section is connected with the third section in a bending mode and extends along the second surface of the circuit board, the telephone receiver is arranged in the accommodating space, the first surface of the telephone receiver faces the support main body part, pins are arranged on the first surface of the telephone receiver and correspond to the support connecting parts in number one by one, the pins are electrically connected with the support main body part, and the pins are electrically connected with the corresponding support connecting parts through the support main body part; the first surface of the circuit board is opposite to the first surface of the telephone receiver in direction.

2. The circuit board assembly of claim 1, wherein an insulating sheet is disposed between the receiver and the support body portion.

3. The circuit board assembly of claim 1, wherein the number of the brackets is two, and the number of the bracket connection portions of one of the brackets is three, and two of the three bracket connection portions of the bracket are located on a first side of the bracket main body portion, and the other is located on a second side of the bracket main body portion, the first side being opposite to the second side; the number of the support connecting parts of the other support is two, and the two support connecting parts of the support are respectively positioned on two opposite sides of the support main body part.

4. The circuit board assembly of claim 1, wherein the sound guide hole of the receiver is disposed on the second surface of the receiver, and the second surface of the receiver faces opposite to the first surface of the receiver.

5. The circuit board assembly according to claim 1, further comprising connection terminals for electrical connection with corresponding functional devices, the connection terminals being disposed on a second side of the circuit board, the first side of the circuit board facing opposite to the second side of the circuit board.

6. An electronic device, characterized in that the electronic device comprises a circuit board assembly according to any one of claims 1-5.