CN208638785U - Stiffening plate and board structure of circuit for flexible circuit board - Google Patents
Stiffening plate and board structure of circuit for flexible circuit board Download PDFInfo
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- CN208638785U CN208638785U CN201821252845.XU CN201821252845U CN208638785U CN 208638785 U CN208638785 U CN 208638785U CN 201821252845 U CN201821252845 U CN 201821252845U CN 208638785 U CN208638785 U CN 208638785U
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- circuit board
- flexible circuit
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- reinforcement
- stiffening plate
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Abstract
The utility model relates to circuit board technology fields, disclose a kind of stiffening plate for flexible circuit board, including multiple reinforcement areas, transition region, linking area；The reinforcement area is spaced apart from each other setting, and the reinforcement area is for being bonded flexible circuit board described in simultaneously reinforcement；The adjacent reinforcement area of transition region connection any two, the transition region include the main part being spaced apart from each other between two adjacent reinforcement areas and with the reinforcement area, the first connecting portion for connect main part and a reinforcement area, the second connecting portion for connecting the main part and another reinforcement area；The linking area connects the reinforcement area and the main part.The invention also discloses a kind of board structure of circuit.Efficiency is bonded for what the stiffening plate of flexible circuit board and board structure of circuit can improve flexible circuit board and stiffening plate provided by the utility model embodiment.
Description
Technical field
The utility model relates to circuit board technology field, in particular to a kind of stiffening plate and circuit for flexible circuit board
Hardened structure.
Background technique
Flexible circuit board (Flexible Printed Circuit, abbreviation FPC) is a kind of with high reliability and flexible
The printed circuit board of property, referred to as soft board, have the characteristics that Distribution density is high, light-weight, thickness is thin, bending is good, mainly
Using on the digital products such as mobile phone, laptop and digital camera.Gold is equipped in the front of the end FPC in the prior art
Finger (Connecting Finger), is made of the conductive contact blade of numerous golden yellow, is used for transmission signal.Due to flexible electrical
Road plate quality is softer, is not easy grafting, the back side of the existing FPC at golden finger assembly is provided with stiffening plate, for improving grafting
The intensity at position facilitates the overall package of product.
The utility model inventors have found that following problem exists in the prior art: due to using the digital of circuit board to produce
Product are different, and the stiffening plate after leading to typesetting is different, and the latticing between stiffening plate is thin, intensity is weak, are easy when fitting to become
Shape, increase flexible circuit board and stiffening plate is bonded difficulty, causes to be bonded low efficiency.
Utility model content
The purpose of this utility model is to provide a kind of stiffening plates and board structure of circuit for flexible circuit board, can mention
High flexibility circuit board is bonded efficiency with stiffening plate.
In order to solve the above technical problems, the embodiments of the present invention provides a kind of reinforcement for flexible circuit board
Plate, including multiple reinforcement areas, transition region, linking area；The reinforcement area is spaced apart from each other setting, and the reinforcement area is for being bonded and mending
The strong flexible circuit board；The adjacent reinforcement area of the transition region connection any two, the transition region includes being set to two phases
The main part that is spaced apart from each other between adjacent reinforcement area and with the reinforcement area connect the main part and reinforcement area
The second connecting portion of first connecting portion, the connection main part and another reinforcement area；The linking area connects the benefit
Strong area and the main part.
Embodiment further provides a kind of board structure of circuit for the utility model, including stiffening plate and setting are in the benefit
Flexible circuit board on strong plate；The stiffening plate includes: multiple reinforcement areas, transition region, linking area；The reinforcement area is spaced apart from each other
Setting, the reinforcement area is for being bonded flexible circuit board described in simultaneously reinforcement；The adjacent reinforcement of the transition region connection any two
Area, the transition region include the main part being spaced apart from each other between two adjacent reinforcement areas and with the reinforcement area, connect
The first connecting portion in the main part and a reinforcement area connects the main part and the second of another reinforcement area
Interconnecting piece；The linking area connects the reinforcement area and the main part；
The flexible circuit board includes the first pad for being set to described flexible circuit board one end, is set to the flexible electrical
Second pad of the road plate other end and the elasticity arm of connection first pad and second pad, second pad is just
To the reinforcement area, the linking area corresponds to the elasticity arm.
The utility model embodiment in terms of existing technologies, by adding linking between reinforcement area and main part
Area enhances the support strength of stiffening plate, and first connecting portion and second connecting portion is avoided to deform, and makes flexible circuit board and mends
Strong plate is easy to be bonded, and then improves fitting efficiency, while guaranteeing to be bonded quality, improves production yield.
In addition, multiple reinforcement areas and multiple main parts are alternateed and are alternatively arranged along first direction.
In addition, each main part includes two ends being oppositely arranged in a second direction, the first connecting portion,
Two ends respectively are connected to the corresponding reinforcement area, the main part and the linking area by the second connecting portion
Joint be located between two ends in this second direction；Wherein, the second direction is different from described first
Direction.The first connecting portion and second connecting portion that are connected from the same main part are separately connected two different ends of main part,
The typesetting utilization rate of stiffening plate can be improved.
In addition, the linking area extends to the main part along the first direction from the reinforcement area.
In addition, the first connecting portion, the second connecting portion extend along the first direction from the reinforcement area respectively
To the end.
In addition, the second direction is vertical with the first direction.
In addition, the junction of the first connecting portion and the main part is provided with chamfering, the second connecting portion and institute
The junction for stating main part is provided with chamfering.Being arranged such makes the first connecting portion, second connecting portion and the main part
Junction is smoother, prevents first connecting portion and second connecting portion to be broken, improves the stability of the stiffening plate.
In addition, the junction of the linking area and the main part is provided with chamfering, the linking area and the reinforcement area
Junction be provided with chamfering.Such setting can make linking area and the junction of main part, reinforcement area smoother, prevent linking area
Fracture, improves the stability of the stiffening plate.
In addition, the material of the stiffening plate is polyimides.
Detailed description of the invention
Fig. 1 is the top view of the stiffening plate in the utility model first embodiment；
Fig. 2 is the top view of the board structure of circuit in the utility model second embodiment.
Specific embodiment
It is practical new to this below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer
Each embodiment of type is explained in detail.However, it will be understood by those skilled in the art that each in the utility model
In embodiment, many technical details are proposed in order to make reader more fully understand the utility model.But even if without this
A little technical details and various changes and modifications based on the following respective embodiments, also may be implemented each claim of the utility model
Technical solution claimed.
The first embodiment of the utility model is related to a kind of stiffening plate 100 for flexible circuit board, including multiple benefits
Strong area 10, transition region 20, linking area 30；Reinforcement area 10 is spaced apart from each other setting, and reinforcement area 10 is for being bonded simultaneously reinforcing flexible circuit
Plate；Transition region 20 connects the adjacent reinforcement area 10 of any two, and transition region 20 includes being set between two adjacent reinforcement areas 10
And be spaced apart from each other with reinforcement area 10 main part 21, connect main part 21 and a reinforcement area 10 first connecting portion 22, connection
The second connecting portion 23 of main part 21 and another reinforcement area 10；Linking area 30 connects reinforcement area 10 and main part 21.
The utility model embodiment in terms of existing technologies, by being added between reinforcement area 10 and main part 21
Linking area 30 enhances the support strength of stiffening plate 100, avoids first connecting portion 22 and second connecting portion 23 from deforming, makes
Flexible circuit board is easy to be bonded with stiffening plate 100, and then improves fitting efficiency, while guaranteeing to be bonded quality, and it is good to improve production
Rate.
Specifically, multiple reinforcement areas 10 and multiple main parts 21 are alternateed and are alternatively arranged along first direction x.
It is noted that each main part 21 includes two ends 211 being oppositely arranged on second direction y, first
Two ends 211 respectively are connected to corresponding reinforcement area 10, main part 21 and linking area 30 by interconnecting piece 22, second connecting portion 23
Joint be located between two ends 211 on second direction y.The first connecting portion 22 that is connected with the same main part 21 and
Second connecting portion 23 is separately connected two different ends 211 of main part 21, and the typesetting utilization rate of stiffening plate 100 can be improved.
It should be noted that second direction y is different from first direction x, in the present embodiment, second direction y and first
Direction x is vertical.
In addition, the junction of first connecting portion 22 and main part 21 is provided with chamfering, second connecting portion 23 and main part 21
Junction be provided with chamfering.Such setting keeps first connecting portion 22, second connecting portion 23 and the junction of main part 21 more flat
It is sliding, it prevents first connecting portion 22 and second connecting portion 23 to be broken, improves the stability of stiffening plate 100.
Preferably, first connecting portion 22, second connecting portion 23 extend to end from reinforcement area 10 along first direction x respectively
211。
In addition, the junction of linking area 30 and main part 21 is provided with chamfering, the junction of linking area 30 and reinforcement area 10
It is provided with chamfering.Such setting can make linking area 30 and the junction of main part 21, reinforcement area 10 smoother, prevent linking area 30
Fracture improves the stability of stiffening plate 100.
More preferably, linking area 30 is extended in a first direction from reinforcement area 10 to main part 21.
It is understood that in the present embodiment, the material of stiffening plate 100 is polyimides PI, with higher resistance to
Warm nature.
The second embodiment of the utility model is related to a kind of board structure of circuit, including benefit as described in the first embodiment
Strong plate 100 and the flexible circuit board 200 being arranged on stiffening plate 100；The flexible circuit board 200 is described including being set to
First pad 201 of 200 one end of flexible circuit board, the second pad 202 for being set to 200 other end of flexible circuit board and
Connect the elasticity arm 203 of first pad 201 and second pad 202, reinforcement area described in 202 face of the second pad
10, the linking area 30 corresponds to the elasticity arm 203.
In terms of existing technologies, stiffening plate 100, flexible circuit is arranged in present embodiment on flexible circuit board 200
Plate 200 is equipped with the reinforcement area 10 of the region face stiffening plate 100 of the first pad 201, in addition to flexible circuit board 200 when fitting
The region back side equipped with the first pad 201 carries out effective reinforcement, the elasticity arm being also bonded linking area 30 on flexible circuit board 200
203, convenient for the softer flexible circuit board 200 of positioning quality, improve fitting efficiency.
It will be understood by those skilled in the art that the respective embodiments described above are to realize the specific implementation of the utility model
Example, and in practical applications, can to it, various changes can be made in the form and details, without departing from the spirit of the utility model
And range.
Claims (10)
1. a kind of stiffening plate for flexible circuit board characterized by comprising multiple reinforcement areas, transition region, linking area；
The reinforcement area is spaced apart from each other setting, and the reinforcement area is for being bonded flexible circuit board described in simultaneously reinforcement；
The adjacent reinforcement area of the transition region connection any two, the transition region includes being set between two adjacent reinforcement areas
And the main part being spaced apart from each other with the reinforcement area, the first connecting portion, even for connecting the main part and a reinforcement area
Connect the second connecting portion of the main part He another reinforcement area；
The linking area connects the reinforcement area and the main part.
2. the stiffening plate according to claim 1 for flexible circuit board, which is characterized in that multiple reinforcement areas and more
A main part is alternateed and is alternatively arranged along first direction.
3. the stiffening plate according to claim 2 for flexible circuit board, which is characterized in that each main part includes
Two ends being oppositely arranged in a second direction, the first connecting portion, the second connecting portion will two ends of difference
End is connected to the corresponding reinforcement area, and the main part and the joint of the linking area are located at two in this second direction
Between a end；Wherein, the second direction is different from the first direction.
4. the stiffening plate according to claim 3 for flexible circuit board, which is characterized in that the linking area is from the benefit
Strong area extends to the main part along the first direction.
5. the stiffening plate according to claim 3 for flexible circuit board, which is characterized in that the first connecting portion, institute
It states second connecting portion and extends to the end from the reinforcement area along the first direction respectively.
6. the stiffening plate according to claim 3 for flexible circuit board, which is characterized in that the second direction with it is described
First direction is vertical.
7. the stiffening plate according to claim 1 for flexible circuit board, which is characterized in that the first connecting portion and institute
The junction for stating main part is provided with chamfering, and the second connecting portion and the junction of the main part are provided with chamfering.
8. the stiffening plate according to claim 1 for flexible circuit board, which is characterized in that the linking area and the master
The junction in body portion is provided with chamfering, and the linking area and the junction in the reinforcement area are provided with chamfering.
9. the stiffening plate according to claim 1 for flexible circuit board, which is characterized in that the material of the stiffening plate is
Polyimides.
10. a kind of board structure of circuit, which is characterized in that including as described in claim 1 be used for flexible circuit board stiffening plate,
And the flexible circuit board on the stiffening plate is set；
The flexible circuit board includes the first pad for being set to described flexible circuit board one end, is set to the flexible circuit board
Second pad of the other end and the elasticity arm of connection first pad and second pad, the second pad face institute
Reinforcement area is stated, the linking area corresponds to the elasticity arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821252845.XU CN208638785U (en) | 2018-08-02 | 2018-08-02 | Stiffening plate and board structure of circuit for flexible circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821252845.XU CN208638785U (en) | 2018-08-02 | 2018-08-02 | Stiffening plate and board structure of circuit for flexible circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208638785U true CN208638785U (en) | 2019-03-22 |
Family
ID=65740459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821252845.XU Active CN208638785U (en) | 2018-08-02 | 2018-08-02 | Stiffening plate and board structure of circuit for flexible circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208638785U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021103725A1 (en) * | 2019-11-25 | 2021-06-03 | 华为技术有限公司 | Circuit board assembly and electronic device |
-
2018
- 2018-08-02 CN CN201821252845.XU patent/CN208638785U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021103725A1 (en) * | 2019-11-25 | 2021-06-03 | 华为技术有限公司 | Circuit board assembly and electronic device |
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