CN110380273A - A kind of circuit board assemblies and terminal device - Google Patents
A kind of circuit board assemblies and terminal device Download PDFInfo
- Publication number
- CN110380273A CN110380273A CN201910671193.6A CN201910671193A CN110380273A CN 110380273 A CN110380273 A CN 110380273A CN 201910671193 A CN201910671193 A CN 201910671193A CN 110380273 A CN110380273 A CN 110380273A
- Authority
- CN
- China
- Prior art keywords
- circuit board
- board
- screening cover
- extension
- connector
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
- H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
- H01R13/6591—Specific features or arrangements of connection of shield to conductive members
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/66—Structural association with built-in electrical component
Landscapes
- Combinations Of Printed Boards (AREA)
Abstract
The present invention provides a kind of circuit board assemblies and terminal device, the circuit board assemblies include first circuit board, board to board connector, screening cover and second circuit board, the board to board connector and the screening cover are all set in the first face of the first circuit board, and the board to board connector is between the first circuit board and the second circuit board, and is electrically connected the first circuit board and the second circuit board；The second circuit board includes extension, and the extension is bonded with the screening cover, and is provided with test point on the extension.The utilization rate in the fabric swatch space of first circuit board can be improved in this way.
Description
Technical field
The present invention relates to field of communication technology more particularly to a kind of circuit board assemblies and terminal device.
Background technique
As performance indicator of the consumer to terminal devices such as smart phones is higher and higher, the performance of terminal device is surveyed
Examination requires also to be correspondingly improved.In order to meet testing requirement, especially the electric property of printed circuit board and reliability test are needed
It asks, it will usually increase test point beside board to board connector on a printed circuit.
Currently, the test point of setting on a printed circuit, is arranged generally proximate to the board to board connector on circuit board；And
And in order to meet fixture test safe spacing requirement, test point and plate are biggish to that can reserve between plate connector and screening cover
Safe distance occupies the cloth plate suqare of a large amount of printed circuit board so as to cause the setting of test point.
As it can be seen that existing printed circuit board has that utilization rate is lower.
Summary of the invention
The embodiment of the present invention provides a kind of circuit board assemblies and terminal device, there is benefit to solve existing printed circuit board
With the lower problem of rate.
In order to solve the above technical problems, the present invention is implemented as follows:
In a first aspect, the embodiment of the invention provides a kind of circuit board assemblies, comprising: first circuit board, plate connect plate
Device, screening cover and second circuit board, the board to board connector and the screening cover are all set in the of the first circuit board
On one side, and the board to board connector is between the first circuit board and the second circuit board, and is electrically connected institute
State first circuit board and the second circuit board；
The second circuit board includes extension, and the extension is bonded with the screening cover, and is set on the extension
It is equipped with test point.
Second aspect, the embodiment of the present invention also provide a kind of terminal device, including foregoing circuit board group part.
In embodiments of the present invention, circuit board assemblies include first circuit board, board to board connector, screening cover and the second electricity
Road plate, the board to board connector and the screening cover are all set in the first face of the first circuit board, and the plate is to plate
Connector is electrically connected the first circuit board and described between the first circuit board and the second circuit board
Second circuit board；The second circuit board includes extension, and the extension is bonded with the screening cover, and on the extension
It is provided with test point.In this way by by test point setting on the second circuit board, to carry out the electric property of circuit board and reliable
Property test, thus without between the board to board connector and screening cover on first circuit board reserve setting test point test
The utilization rate in the fabric swatch space of first circuit board so as to make full use of the fabric swatch space of first circuit board, and is improved in region.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, needed in being described below to the embodiment of the present invention
Attached drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention,
For those of ordinary skill in the art, without any creative labor, it can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is one of the structural schematic diagram of circuit board assemblies provided in an embodiment of the present invention；
Fig. 2 is the second structural representation of circuit board assemblies provided in an embodiment of the present invention；
Fig. 3 is the third structural representation of circuit board assemblies provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
As shown in Figure 1 to Figure 3, the embodiment of the present invention provides a kind of circuit board assemblies, comprising: first circuit board 10, plate pair
Connector for substrate 20, screening cover 30 and second circuit board 40, the board to board connector 20 and screening cover 30 are all set in circuit board 10
The first face, and board to board connector 20 is between first circuit board 10 and second circuit board 40, and is electrically connected first
Circuit board 10 and second circuit board 40；
Wherein, second circuit board 40 includes extension 41, and extension 41 is bonded with screening cover 30, and is arranged on extension 41
There is test point 50.
Second circuit board 40 extends to form the extension being fitted and connected with the screening cover 30 close to one end of screening cover 30
41, and the part that the extension 41 is bonded with screening cover 30 is provided with test point 50.
In present embodiment, by being arranged test point 50 on second circuit board 40, to carry out the electrical resistance of circuit board
Energy and reliability test are thus set without reserving between the board to board connector 20 on first circuit board 10 and screening cover 30
The test zone of test point is set, so as to make full use of the fabric swatch space of first circuit board 10, and improves first circuit board 10
Fabric swatch space utilization rate.
Wherein, extension 41 is that second circuit board 40 is located at board to board connector 20 close to the side of screening cover 30 extension shape
At, and can be fitted and connected with screening cover 30.Moreover, passing through the extension 41 that test point 50 is arranged in second circuit board 40
On, screening cover 30 can be closer to board to board connector 20, it can expands the covering on first circuit board 10 of screening cover 30
Cover area, and more function elements can be arranged on first circuit board 10, to provide the fabric swatch space of first circuit board 10
Utilization rate.
Wherein, one end of second circuit board 40 is provided with extension, and the other end can be with external other function device electricity
Connection, with being electrically connected for other function device and the first circuit board 10 outside realizing.
Optionally, first circuit board 10 can be pcb board, and second circuit board can be flexible circuit board；Specifically, when electricity
When road board group part is applied to terminal device, first circuit board 10 can be the mainboard of terminal device, and second circuit board 40 can be
The flexible circuit board of terminal device, for realizing the electrical connection between each function element of terminal device with mainboard.
Wherein, test point 50 is used to carry out the electric property and reliability test of circuit board, can be also used for meeting external
Test fixture test request.Moreover, test point 50 can be arranged on flexible circuit board by welding.
Wherein, when test point 50 is arranged behind second circuit board 40, the cabling of test point 50 can directly by with plate pair
The pin of connector for substrate 20 is electrically connected, and so as to shorten the cabling of test point 50, effectively avoids the cabling of test point 50
There is a problem of disturbed.
Moreover, cabling can also be avoided by the way that the cabling of test point 50 to be electrically connected with the pin of board to board connector 20
In the case where bifurcated, it is more advantageous to the cabling of protection test point 50, and avoids being disturbed.
Optionally, first circuit board 10 can select printed circuit board, and second circuit board 40 can select flexible circuit board.
It optionally, can be by double-sided adhesive being arranged in the coupling part of second circuit board 40 and screening cover 30 or other are viscous
Agent is connect, to realize being adhesively fixed between screening cover 30 and the extension 41 of second circuit board 40, it is possible to prevente effectively from test point
50 move during the test, to promote the accuracy of test result.
Moreover, it is also possible to stiffening plate 60 be arranged, between extension 41 and screening cover 30 further to promote extension 41
The stability being connect with screening cover 30, to achieve the purpose that be promoted the accuracy of the test result of test point 50.
Wherein, screening cover 30 can be fixed on first circuit board 10 by screening cover pad (not shown), screening cover 30
Under be covered with it is multiple setting first circuit boards 10 on function elements 70, by be arranged screening cover 30, outside can be effectively reduced
Interference effect of the factor to the function element 70 inside screening cover 30.
Optionally, screening cover 30 is formed with the accommodation groove 31 of receiving extension 41 close to the side of board to board connector 20.
In present embodiment, by the way that the accommodation groove 31 of receiving extension 41 is arranged on screening cover 30, it can be effectively reduced
The stack height of extension 41 and screening cover 30 is conducive to circuit board assemblies and exists to reduce the whole height of circuit board assemblies
Application in electronic equipment, the especially application in ultrathin electronic equipment.
It is further alternative, test point 50 be less than or equal at a distance from the first face screening cover 30 and the first face away from
From；For example, the distance in the highest point relative to the first face of test point 50 to the first face is less than or equal to the phase of screening cover 30
For the first face highest point to the distance in the first face, i.e., test point is relative to the highest point in the first face below or equal to shielding
Highest point of the lid 30 relative to the first face, namely the extension 41 equipped with test point 50 can be accommodated in completely in accommodation groove 31,
So that the highest point of the whole height of circuit board assemblies is the highest point of screening cover 30, do not increasing circuit board group to reach
In the case where the whole height of part, realizes and test point 50 is arranged on the extension 41 of second circuit board 40.
Wherein, accommodation groove 31 can be the heavy platform structure being arranged on screening cover 30, and heavy platform structure can be self-shileding lid
Sink structures of 30 top surface to lower recess.
It optionally, can also be by the way that stiffening plate 60 ' be arranged, to be promoted between second circuit board 40 and board to board connector 20
The stability of the connection of second circuit board 40 and board to board connector 20.
The embodiment of the present invention further relates to a kind of terminal device, including foregoing circuit board group part.
Circuit board assemblies in the embodiment of the present invention include first circuit board and second circuit board, wherein first circuit board
The flexible circuit board of terminal device can be can be, with the mainboard of terminal device, second circuit board for realizing each of terminal device
Between a function element with the electrical connection of mainboard.
Wherein, which can be with mobile phone, tablet computer, personal digital assistant (Personal Digital
Assistant, PDA), E-book reader, MP3 (dynamic image expert's compression standard audio level 3, Moving Picture
Experts Group Audio Layer III) player, MP4 (dynamic image expert's compression standard audio level 4, Moving
Picture Experts Group Audio Layer IV) player, pocket computer on knee, vehicle-mounted computer, desk-top meter
Calculation machine, set-top box, intelligent TV set, wearable device etc..
It should be noted that the implementation of foregoing circuit plate assembly embodiment is equally applicable to the implementation of the terminal device
In example, and identical technical effect can be reached, details are not described herein.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or the device that include a series of elements not only include those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including being somebody's turn to do
There is also other identical elements in the process, method of element, article or device.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (10)
1. a kind of circuit board assemblies characterized by comprising first circuit board, board to board connector, screening cover and second circuit
Plate, the board to board connector and the screening cover are all set in the first face of the first circuit board, and the plate connects plate
Device is connect between the first circuit board and the second circuit board, and is electrically connected the first circuit board and described
Two circuit boards；
The second circuit board includes extension, and the extension is bonded with the screening cover, and is provided on the extension
Test point.
2. circuit board assemblies according to claim 1, which is characterized in that the screening cover is close to the board to board connector
Side be formed with the accommodation groove for accommodating the extension.
3. circuit board assemblies according to claim 2, which is characterized in that the test point is small at a distance from first face
In or equal to the screening cover at a distance from first face.
4. circuit board assemblies according to claim 2, which is characterized in that the accommodation groove is to be set on the screening cover
Heavy platform structure.
5. circuit board assemblies according to claim 1, which is characterized in that the first circuit board be pcb board, described second
Circuit board is flexible circuit board.
6. circuit board assemblies according to any one of claim 1 to 5, which is characterized in that the extension and the screen
Cover lid bonding.
7. circuit board assemblies according to any one of claim 1 to 5, which is characterized in that the extension and the screen
It covers and is additionally provided with stiffening plate between lid.
8. circuit board assemblies according to any one of claim 1 to 5, which is characterized in that the test point and the plate
Pin electrical connection to connector for substrate.
9. circuit board assemblies according to any one of claim 1 to 5, which is characterized in that the screening cover and described the
One circuit board is fixedly connected by screening cover pad.
10. a kind of terminal device, which is characterized in that including circuit board assemblies as claimed in any one of claims 1-9 wherein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910671193.6A CN110380273A (en) | 2019-07-24 | 2019-07-24 | A kind of circuit board assemblies and terminal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910671193.6A CN110380273A (en) | 2019-07-24 | 2019-07-24 | A kind of circuit board assemblies and terminal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110380273A true CN110380273A (en) | 2019-10-25 |
Family
ID=68255451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910671193.6A Pending CN110380273A (en) | 2019-07-24 | 2019-07-24 | A kind of circuit board assemblies and terminal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110380273A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114679841A (en) * | 2022-03-01 | 2022-06-28 | 维沃移动通信有限公司 | Circuit board assembly and electronic equipment |
Citations (9)
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|---|---|---|---|---|
| CN201243435Y (en) * | 2008-07-30 | 2009-05-20 | 比亚迪股份有限公司 | Shielding cover for circuit board |
| CN201349361Y (en) * | 2009-01-16 | 2009-11-18 | 萨基姆移动电话研发（宁波）有限公司 | Main board of mobile communication terminal |
| CN106802389A (en) * | 2016-12-30 | 2017-06-06 | 上海艺时网络科技有限公司 | Pcb and electronic equipment |
| CN208128634U (en) * | 2018-03-21 | 2018-11-20 | 广东欧珀移动通信有限公司 | Circuit board assemblies and electronic equipment |
| CN208352559U (en) * | 2018-05-11 | 2019-01-08 | 昆山丘钛微电子科技有限公司 | A kind of test winding displacement |
| CN208387007U (en) * | 2018-06-22 | 2019-01-15 | Oppo（重庆）智能科技有限公司 | Circuit board assemblies and electronic device with it |
| WO2019014132A1 (en) * | 2017-07-09 | 2019-01-17 | Texas Instruments Incorporated | Test fixture with sintered connections between mother board and daughter board |
| CN109587931A (en) * | 2018-12-03 | 2019-04-05 | Oppo（重庆）智能科技有限公司 | The test method of circuit board assemblies, electronic equipment and circuit board assemblies |
| CN109862739A (en) * | 2019-03-27 | 2019-06-07 | 维沃移动通信有限公司 | A kind of terminal |
-
2019
- 2019-07-24 CN CN201910671193.6A patent/CN110380273A/en active Pending
Patent Citations (9)
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|---|---|---|---|---|
| CN201243435Y (en) * | 2008-07-30 | 2009-05-20 | 比亚迪股份有限公司 | Shielding cover for circuit board |
| CN201349361Y (en) * | 2009-01-16 | 2009-11-18 | 萨基姆移动电话研发（宁波）有限公司 | Main board of mobile communication terminal |
| CN106802389A (en) * | 2016-12-30 | 2017-06-06 | 上海艺时网络科技有限公司 | Pcb and electronic equipment |
| WO2019014132A1 (en) * | 2017-07-09 | 2019-01-17 | Texas Instruments Incorporated | Test fixture with sintered connections between mother board and daughter board |
| CN208128634U (en) * | 2018-03-21 | 2018-11-20 | 广东欧珀移动通信有限公司 | Circuit board assemblies and electronic equipment |
| CN208352559U (en) * | 2018-05-11 | 2019-01-08 | 昆山丘钛微电子科技有限公司 | A kind of test winding displacement |
| CN208387007U (en) * | 2018-06-22 | 2019-01-15 | Oppo（重庆）智能科技有限公司 | Circuit board assemblies and electronic device with it |
| CN109587931A (en) * | 2018-12-03 | 2019-04-05 | Oppo（重庆）智能科技有限公司 | The test method of circuit board assemblies, electronic equipment and circuit board assemblies |
| CN109862739A (en) * | 2019-03-27 | 2019-06-07 | 维沃移动通信有限公司 | A kind of terminal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114679841A (en) * | 2022-03-01 | 2022-06-28 | 维沃移动通信有限公司 | Circuit board assembly and electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191025 |
|
| RJ01 | Rejection of invention patent application after publication |