CN210405971U - Circuit board device and electronic equipment - Google Patents
Circuit board device and electronic equipment Download PDFInfo
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- CN210405971U CN210405971U CN201921251901.2U CN201921251901U CN210405971U CN 210405971 U CN210405971 U CN 210405971U CN 201921251901 U CN201921251901 U CN 201921251901U CN 210405971 U CN210405971 U CN 210405971U
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- circuit board
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- stiffener
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Abstract
The utility model discloses a circuit board device, which comprises a first circuit board, a second circuit board and a frame-type circuit board, wherein the second circuit board is supported on the first circuit board through the frame-type circuit board, the surface of the second circuit board departing from the frame-type circuit board is provided with a first board-to-board connector, the first board-to-board connector and the frame-type circuit board are arranged oppositely, one end of the frame-type circuit board facing the second circuit board is provided with a reinforcing piece, and the frame-type circuit board is fixedly connected with the second circuit board through the reinforcing piece; or a reinforcing part is arranged on one side, facing the frame type circuit board, of the second circuit board, and the second circuit board is fixedly connected with the frame type circuit board through the reinforcing part. Above-mentioned scheme can solve among the present circuit board device support frame-type circuit board's first circuit board and have the less problem of face space utilization. The utility model discloses an electronic equipment.
Description
Technical Field
The utility model relates to a communication equipment technical field especially relates to a circuit board device and electronic equipment.
Background
With the increase of user demands, the functions of the current electronic devices are more and more, and along with this, more and more electronic components are integrated in the electronic devices. In consideration of the portability of the electronic apparatus, the overall size of the electronic apparatus is not increased at once, that is, the internal space of the housing of the electronic apparatus is not increased accordingly. Under such circumstances, how to arrange a larger number of electronic components in a limited space is a major issue in the development of current electronic devices.
The electronic components of the electronic device are mostly integrated on a circuit board within the housing. In order to solve the problem of insufficient layout space of the circuit board, the current electronic equipment adopts a circuit board device with a multilayer structure. The circuit board device comprises at least two layers of circuit boards which are stacked together, and the adjacent two layers of circuit boards are supported through a frame type circuit board, so that electronic components can be arranged on two sides of the adjacent two layers of circuit boards. The circuit board device with the structure can fully utilize the space of the electronic equipment in the thickness direction, and achieves the purpose of providing more mounting positions for electronic components.
In a common application scenario, two adjacent layers of circuit boards in a circuit board device are respectively a first circuit board and a second circuit board, the second circuit board is supported on the first circuit board through a frame-type circuit board, the second circuit board is generally provided with a board-to-board connector, wherein a first plugging portion of the board-to-board connector is arranged on the second circuit board, a second plugging portion of the board-to-board connector needs to be plugged in the first plugging portion in an assembling process through a pressing mode, in the operation process, pressure can be transmitted to the second circuit board through the first plugging portion, and then the second circuit board is deformed, and further adverse effects can be brought to the installation stability of electronic components arranged on the second circuit board.
In order to alleviate the deformation of the second circuit board, the first plugging portion is usually disposed on the second circuit board in an area opposite to the frame-type circuit board, and under such a situation, the pressure applied to the first plugging portion is directly borne by the frame-type circuit board, so as to avoid being applied to the suspension area of the second circuit board, thereby achieving the purpose of controlling the deformation of the second circuit board. However, considering that the board-to-board connector has a certain width, the frame-type circuit board needs to be larger than the area of the board-to-board connector, which may increase the area of the connection between the first circuit board and the frame-type circuit board, and obviously, this may cause the board space of the first circuit board to be reduced, and further may affect the board space utilization of the first circuit board. The current circuit board device has the problem that the board surface space utilization rate of a first circuit board is low.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a circuit board device and electronic equipment to there is the less problem of face space utilization in the first circuit board of support frame formula circuit board among the solution present circuit board device.
In order to solve the above problem, the utility model adopts the following technical scheme:
a circuit board device comprises a first circuit board, a second circuit board and a frame type circuit board, wherein the second circuit board is supported on the first circuit board through the frame type circuit board, a first board-to-board connector is arranged on the surface, away from the frame type circuit board, of the second circuit board, the first board-to-board connector is arranged opposite to the frame type circuit board, a reinforcing piece is arranged at one end, facing the second circuit board, of the frame type circuit board, and the frame type circuit board is fixedly connected with the second circuit board through the reinforcing piece; or a reinforcing part is arranged on one side, facing the frame type circuit board, of the second circuit board, and the second circuit board is fixedly connected with the frame type circuit board through the reinforcing part.
Preferably, in the above circuit board apparatus, when the stiffener is disposed at an end of the frame-type circuit board facing the second circuit board, the stiffener is disposed at least one of an inner side and an outer side of the frame-type circuit board, and a surface of the stiffener facing the second circuit board is flush with an end surface of the frame-type circuit board facing the second circuit board.
Preferably, in the above circuit board device, the frame-type circuit board is provided with the reinforcing members on both the inner side and the outer side.
Preferably, in the above circuit board device, a projection area of the first board-to-board connector in a direction perpendicular to the first circuit board is a first projection area, a projection area of the whole formed by the frame-type circuit board and the stiffener in the direction perpendicular to the first circuit board is a second projection area, and the first projection area is located in the second projection area.
Preferably, in the above circuit board device, the reinforcing member is a triangular reinforcing plate.
Preferably, in the above circuit board device, the reinforcing member is a right-angled trapezoidal reinforcing plate.
Preferably, in the above circuit board device, the second circuit board faces one side of the frame-type circuit board and is provided with the stiffener, the stiffener is a plate-shaped stiffener which is superposed on the surface of the first circuit board facing the second circuit board, the plate-shaped stiffener is provided with an avoiding hole, and the top end of the frame-type circuit board passes through the avoiding hole and is connected with the second circuit board.
Preferably, in the above circuit board device, the circuit board device further includes a second board-to-board connector fixed on the first circuit board, and the second board-to-board connector and the first board-to-board connector are electrically connected through a flexible electrical connector.
Preferably, in the above circuit board device, the first circuit board and the second circuit board are provided with the electronic component, and the surface of the electronic component is provided with the shielding cover, and the shielding cover is provided on the first circuit board and/or the second circuit board and covers the electronic component correspondingly.
An electronic device comprising a circuit board arrangement as described above.
The utility model discloses a technical scheme can reach following beneficial effect:
the utility model discloses an among the circuit board device, through increasing the reinforcement, set up the reinforcement at the one end of frame-type circuit board towards the second circuit board, perhaps set up the reinforcement at the second circuit board towards one side of frame-type circuit board, the reinforcement can play the effect of strengthening the second circuit board, thereby can improve the joint strength between frame-type circuit board and the second circuit board, and then can reduce the deformation of second circuit board, and then can avoid frame-type circuit board to increase the intensity of second circuit board through increasing the size, just also can not lead to the frame-type circuit board to occupy the great face area of first circuit board yet, and then can make the face of first circuit board set up more electronic components, reach the purpose of the face space utilization of increase first circuit board.
Drawings
The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:
fig. 1 is a schematic structural diagram of a circuit board device according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of another circuit board device disclosed in the embodiment of the present invention.
Description of reference numerals:
100-first circuit board, 200-second circuit board, 300-frame type circuit board, 400-first board-to-board connector, 500-stiffener, 600-second board-to-board connector, 700-flexible electric connector, 800-electronic component and 900-shielding case.
Detailed Description
To make the purpose, technical solution and advantages of the present invention clearer, the following will combine the embodiments of the present invention and the corresponding drawings to clearly and completely describe the technical solution of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The technical solutions disclosed in the embodiments of the present invention are described in detail below with reference to the accompanying drawings.
Referring to fig. 1-2, an embodiment of the present invention discloses a circuit board device, which includes a first circuit board 100, a second circuit board 200, and a frame-type circuit board 300.
Frame-type circuit board 300's both ends are fixed continuous with first circuit board 100 and second circuit board 200 respectively, and is concrete, and frame-type circuit board 300's both ends can be respectively with first circuit board 100 and second circuit board 200 through fixed mode assembly such as welded fastening, conducting resin layer bond, certainly, the embodiment of the utility model provides a do not restrict frame-type circuit board 300 and first circuit board 100 and second circuit board 200's concrete connection mode. Generally, the frame type circuit board 300 is electrically connected to the first circuit board 100 and the second circuit board 200, respectively.
In the embodiment of the present invention, the surface of the second circuit board 200 departing from the frame-type circuit board 300 is provided with the first board-to-board connector 400, the first board-to-board connector 400 and the frame-type circuit board 300 are arranged relatively, when two parts (such as the first inserting portion and the second inserting portion in the background art) of the first board-to-board connector 400 are inserted and mated, the first board-to-board connector 400 and the frame-type circuit board 300 are arranged relatively, so the frame-type circuit board 300 can support.
One end of the frame-type circuit board 300 facing the second circuit board 200 is provided with a stiffener 500, and the frame-type circuit board 300 is fixedly connected with the second circuit board 200 through the stiffener 500. The reinforcing member 500 can function to reinforce the strength of the second circuit board 200.
Of course, the stiffener 500 may also be disposed on a side of the second circuit board 200 facing the frame-type circuit board 300, the second circuit board 200 is fixedly connected to the frame-type circuit board 300 through the stiffener 500, and the stiffener 500 can also play a role in strengthening the strength of the second circuit board 200.
The embodiment of the utility model discloses among the circuit board device, through increasing reinforcement 500, one end towards second circuit board 200 at frame-type circuit board 300 sets up reinforcement 500, perhaps set up reinforcement 500 towards one side of frame-type circuit board 300 at second circuit board 200, reinforcement 500 can play the effect of strengthening second circuit board 200, thereby can improve the joint strength between frame-type circuit board 300 and second circuit board 200, and then can reduce the deformation of second circuit board 200, and then can avoid frame-type circuit board 300 to increase the intensity of second circuit board through increasing the size, just also can not lead to frame-type circuit board to occupy the great face area of first circuit board 100, and then can make the face of first circuit board 100 set up more electronic components, reach the purpose of the face space utilization of increase first circuit board 100.
In the case that the reinforcing member 500 is disposed at one end of the frame-type circuit board 300 facing the second circuit board 200, the reinforcing member 500 may be disposed at least one of the inner side and the outer side of the frame-type circuit board 300, and the surface of the reinforcing member 500 facing the second circuit board 200 is flush with the end surface of the frame-type circuit board 300 facing the second circuit board 200, so as to achieve better support of the second circuit board 200. The surface of the stiffener 500 facing the second circuit board 200 is flush with the end surface of the frame-type circuit board 300 facing the second circuit board 200, which means that the surface of the stiffener 500 facing the second circuit board 200 is coplanar with the end surface of the frame-type circuit board 300 facing the second circuit board 200.
In order to further enhance the reinforcing effect, in a more preferable scheme, both inner and outer sides of the frame type circuit board 300 may be provided with the reinforcing members 500.
In a more preferable aspect, a projection area of the first board-to-board connector 400 in a direction perpendicular to the first circuit board 100 may be a first projection area, a projection area of the frame-type circuit board 300 and the stiffener 500 formed integrally in the direction perpendicular to the first circuit board 100 may be a second projection area, and the first projection area may be located within the second projection area. In this case, the area of the reinforced region formed by the frame-type circuit board 300 and the reinforcing member 500 is larger, so that the deformation of the second circuit board 200 caused by the first board-to-board connector 400 during the assembly process can be reduced.
The embodiment of the utility model provides a reinforcing member 500's shape that discloses can have a plurality ofly, for example, reinforcing member 500 can be triangle-shaped reinforcing plate, also can be right trapezoid reinforcing plate, of course, the embodiment of the utility model provides a do not restrict the concrete shape of reinforcing member 500.
Referring to fig. 2 again, in the case that the stiffener 500 is disposed on the side of the second circuit board 200 facing the frame-type circuit board 300, the stiffener 500 may be a plate-shaped stiffener stacked on the surface of the second circuit board 200 facing the first circuit board 100, and the plate-shaped stiffener has a larger area, so as to better reinforce the second circuit board 200. Specifically, the plate-shaped reinforcement may be a stainless steel plate.
Certainly, the frame-type circuit board 300 may achieve electrical connection between the first circuit board 100 and the second circuit board 200, and on the premise that the frame-type circuit board 300 is electrically connected to the first circuit board 100 and the second circuit board 200, the plate-shaped stiffener may be provided with an avoiding hole, and the top end of the frame-type circuit board 300 may penetrate through the avoiding hole and be connected to the second circuit board 200. The avoiding hole has an avoiding function, and thus, the electrical connection between the frame-type circuit board 300 and the second circuit board 200 can be ensured.
As described above, the first circuit board 100 may be electrically connected to the second circuit board 200 through the frame type circuit board 300. Of course, the first circuit board 100 and the second circuit board 200 may be electrically connected in other ways. Referring to fig. 1 and fig. 2 again, the circuit board apparatus disclosed in the embodiment of the present invention may further include a second board-to-board connector 600, the second board-to-board connector 600 may be fixed on the first circuit board 100, and the second board-to-board connector 600 may be electrically connected to the first board-to-board connector 400 through a flexible electrical connector 700, so as to achieve electrical connection between the first circuit board 100 and the second circuit board 200. In particular, the flexible electrical connector 700 may be a flexible cable or a flexible circuit board.
As described above, in the circuit board device disclosed in the embodiment of the present invention, the board surface of at least one side of the first circuit board 100 may be provided with the electronic component 800, and similarly, the board surface of at least one side of the second circuit board 200 may also be provided with the electronic component 800.
In order to avoid electromagnetic interference, in a more preferable scheme, the first circuit board 100 and the second circuit board 200 may be provided with a shielding cover 900 on the board surface on which the electronic component 800 is provided, and the shielding cover 900 is typically a metal cover. The first circuit board 100 may be provided with a shield cover 900, and the shield cover 900 may be disposed over the corresponding electronic component 800 on the first circuit board 100. Similarly, the second circuit board 200 may also be provided with a shielding cover 900, and the shielding cover 900 may cover the corresponding electronic component 800 on the second circuit board 200.
Based on the embodiment of the utility model discloses circuit board device, the embodiment of the utility model discloses an electronic equipment, disclosed electronic equipment include above embodiment circuit board device.
The embodiment of the utility model provides an electronic equipment can be for equipment such as cell-phone, computer, electronic book reader, game machine, intelligent wrist-watch, the embodiment of the utility model provides a do not restrict electronic equipment's specific kind.
The utility model discloses what the key description in the above embodiment is different between each embodiment, and different optimization characteristics are as long as not contradictory between each embodiment, all can make up and form more preferred embodiment, consider that the literary composition is succinct, then no longer describe here.
The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (10)
1. A circuit board device is characterized by comprising a first circuit board (100), a second circuit board (200) and a frame-type circuit board (300), wherein the second circuit board (200) is supported on the first circuit board (100) through the frame-type circuit board (300), a first board-to-board connector (400) is arranged on the surface of the second circuit board (200) departing from the frame-type circuit board (300), the first board-to-board connector (400) and the frame-type circuit board (300) are oppositely arranged, a reinforcing member (500) is arranged at one end, facing the second circuit board (200), of the frame-type circuit board (300), and the frame-type circuit board (300) is fixedly connected with the second circuit board (200) through the reinforcing member (500); or, a reinforcing piece (500) is arranged on one side of the second circuit board (200) facing the frame-type circuit board (300), and the second circuit board (200) is fixedly connected with the frame-type circuit board (300) through the reinforcing piece (500).
2. A circuit board arrangement according to claim 1, characterized in that in case the frame circuit board (300) is provided with said stiffener (500) at its end facing the second circuit board (200), said stiffener (500) is provided at least one of the inner and outer sides of the frame circuit board (300), and the surface of said stiffener (500) facing the second circuit board (200) is flush with the end surface of the frame circuit board (300) facing the second circuit board (200).
3. A circuit board arrangement according to claim 2, characterized in that the frame-like circuit board (300) is provided with said stiffeners (500) on both the inner and outer sides.
4. A circuit board arrangement according to claim 3, wherein the projection area of the first board-to-board connector (400) in the direction perpendicular to the first circuit board (100) is a first projection area, and the projection area of the whole of the frame-type circuit board (300) and the stiffener (500) in the direction perpendicular to the first circuit board (100) is a second projection area, the first projection area being located within the second projection area.
5. A circuit board arrangement according to claim 1, characterised in that the stiffening element (500) is a triangular stiffening sheet.
6. A circuit board arrangement according to claim 1, characterised in that the stiffener (500) is a right-angled trapezoidal stiffener.
7. The circuit board device according to claim 1, wherein, in a case where the stiffener (500) is disposed on a side of the second circuit board (200) facing the frame-type circuit board (300), the stiffener (500) is a plate-shaped stiffener stacked on a plate surface of the second circuit board (200) facing the first circuit board (100), the plate-shaped stiffener being opened with an escape hole through which a top end of the frame-type circuit board (300) passes and is connected to the second circuit board (200).
8. A circuit board arrangement according to claim 1, characterized in that the circuit board arrangement further comprises a second board-to-board connector (600), the second board-to-board connector (600) being fixed to the first circuit board (100), the second board-to-board connector (600) being electrically connected with the first board-to-board connector (400) by means of a flexible electrical connector (700).
9. The circuit board device according to claim 1, wherein a shielding cover (900) is disposed on a surface of the first circuit board (100) and the second circuit board (200) on which the electronic component (800) is disposed, and the shielding cover (900) is disposed on the first circuit board (100) and/or the second circuit board (200) and covers the corresponding electronic component (800).
10. An electronic device, characterized in that it comprises a circuit board arrangement according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921251901.2U CN210405971U (en) | 2019-08-02 | 2019-08-02 | Circuit board device and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921251901.2U CN210405971U (en) | 2019-08-02 | 2019-08-02 | Circuit board device and electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210405971U true CN210405971U (en) | 2020-04-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921251901.2U Active CN210405971U (en) | 2019-08-02 | 2019-08-02 | Circuit board device and electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210405971U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021147676A1 (en) * | 2020-01-20 | 2021-07-29 | 华为技术有限公司 | Electronic assembly and electronic device |
| CN113677093A (en) * | 2021-08-11 | 2021-11-19 | 维沃移动通信有限公司 | Circuit board assembly, circuit board stacking structure and electronic equipment |
| WO2022262637A1 (en) * | 2021-06-16 | 2022-12-22 | 维沃移动通信有限公司 | Printed circuit board structure and electronic device |
| CN115696819A (en) * | 2022-12-23 | 2023-02-03 | 荣耀终端有限公司 | Electronic equipment |
-
2019
- 2019-08-02 CN CN201921251901.2U patent/CN210405971U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021147676A1 (en) * | 2020-01-20 | 2021-07-29 | 华为技术有限公司 | Electronic assembly and electronic device |
| WO2022262637A1 (en) * | 2021-06-16 | 2022-12-22 | 维沃移动通信有限公司 | Printed circuit board structure and electronic device |
| CN113677093A (en) * | 2021-08-11 | 2021-11-19 | 维沃移动通信有限公司 | Circuit board assembly, circuit board stacking structure and electronic equipment |
| CN115696819A (en) * | 2022-12-23 | 2023-02-03 | 荣耀终端有限公司 | Electronic equipment |
| CN115696819B (en) * | 2022-12-23 | 2023-05-16 | 荣耀终端有限公司 | Electronic equipment |
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