CN105611715B - Flexible PCB and mobile terminal - Google Patents
Flexible PCB and mobile terminal Download PDFInfo
- Publication number
- CN105611715B CN105611715B CN201511030101.4A CN201511030101A CN105611715B CN 105611715 B CN105611715 B CN 105611715B CN 201511030101 A CN201511030101 A CN 201511030101A CN 105611715 B CN105611715 B CN 105611715B
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- China
- Prior art keywords
- connector
- connecting portion
- flexible pcb
- main body
- kink
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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0277—Bendability or stretchability details
- H05K1/028—Bending or folding regions of flexible printed circuits
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Telephone Set Structure (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention discloses a kind of flexible PCB and mobile terminal.Flexible PCB includes main body and connector, and one end of main body is provided with connecting portion and kink, and kink, connecting portion and main body are formed in one；Kink is U-shaped, and its one end is welded with connector；Connecting portion is connected between the other end of kink and main body；The front of connector is used to be connected with connecting seat, and the back side of connector is fixedly connected with connecting portion.Mobile terminal has foregoing flexible PCB.Welded using kink and connector, and cause main body with connecting portion at the back side of connector, connecting portion is fixedly connected with the back side of connector, when main body is bent with respect to connector, junction for connecting portion and main body is bent, without being impacted to the weld of kink and connector, make its not easy to break, so as to ensure connection reliability.
Description
Technical field
The present invention relates to flexible PCB field, more particularly to a kind of flexible PCB and mobile terminal.
Background technology
Flexible PCB (FPC, Flexible Printed Circuit) is the conventional electrical connection in all kinds of mobile terminals
Device, its one end and connector weld, connector can grafting corresponding with the connecting seat on mainboard, to realize electric connection.It is existing
Have in technology, flexible PCB can carry out bending, repeatedly bend it in assembling or maintenance process between main body and connector
Afterwards, the weld of main body and connector easily loosens, and causes wire breaking, so as to influence connection reliability.
The content of the invention
It is an object of the invention to provide a kind of flexible PCB and mobile terminal, the main body and connector of flexible PCB
Between it is not easy to break, ensure connection reliability.
In order to solve the above-mentioned technical problem, on the one hand, the invention provides a kind of flexible PCB, including main body and connection
Head, one end of the main body are provided with connecting portion and kink, and the kink, the connecting portion and the main body are integrated into
Type；The kink is U-shaped, and its one end is welded with the connector；The connecting portion is connected to the other end of the kink
Between the main body；The front of the connector is used to be connected with connecting seat, the back side of the connector and the connecting portion
It is fixedly connected.
Wherein, the flexible PCB also includes reinforcement steel plate；The reinforcement Interal fixation is at the back side of the connector
Between the connecting portion.
Wherein, the equal bending in both ends of the reinforcement steel plate blocks formed with snap fit respectively at the both sides of the edge of the connecting portion
It is connected in two snap fits.
Wherein, the flexible PCB also includes reinforcement steel plate；The connecting portion be fixed on the reinforcement steel plate with it is described
Between the back side of connector.
Wherein, the back side of the connector is provided with connecting pole, and through hole is provided with the connecting portion, and the connecting pole is worn
If the through hole, on the connecting pole one end hot melt away from the connector formed with limiting section, the connecting portion it is spacing
Between the connector and limiting section.
Wherein, the flexible PCB also includes cushion collar, and the cushion collar is set in the connecting portion and the main body
Junction, the cushion collar is fixedly connected with the connector；The cushion collar is less than the main body flexible material by hardness
It is made.
Wherein, be provided with two engaging lugs on the outside of the adapter sleeve, two engaging lugs respectively with the connector
Both ends be fixedly connected.
Wherein, the engaging lug is ring-type, and two engaging lugs are respectively sleeved at the relative both ends of the connector.
Wherein, the connecting portion is adhered on the back side of the connection.
On the other hand, the invention provides a kind of mobile terminal, the mobile terminal to have foregoing flexible PCB.
Flexible PCB and mobile terminal provided by the invention, welded using kink and connector, and cause main body with
At the back side of connector, connecting portion is fixedly connected connecting portion with the back side of connector, when main body is bent with respect to connector,
Junction for connecting portion and main body is bent, and without being impacted to the weld of kink and connector, makes it not
Easy fracture, so as to ensure connection reliability.
Brief description of the drawings
In order to illustrate more clearly of technical scheme, the required accompanying drawing used in embodiment will be made below
Simply introduce, it should be apparent that, drawings in the following description are only some embodiments of the present invention, general for this area
For logical technical staff, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the side structure schematic diagram for the flexible PCB that first embodiment of the invention provides；
Fig. 2 is the dimensional structure diagram of flexible PCB in Fig. 1；
Fig. 3 is the dimensional structure diagram for the flexible PCB that second embodiment of the invention provides；
Fig. 4 is the dimensional structure diagram for the flexible PCB that third embodiment of the invention provides.
Embodiment
Below in conjunction with the accompanying drawing in embodiment of the present invention, the technical scheme in embodiment of the present invention is carried out clear
Chu, it is fully described by.
The embodiments of the invention provide a kind of mobile terminal, the mobile terminal can be any terminal device, such as：Flat board
It is computer, mobile phone, electronic reader, remote control, personal computer (Personal Computer, PC), notebook computer, vehicle-mounted
Equipment, Web TV, wearable device etc..The mobile terminal includes mainboard and electronic component, electronic component can be camera,
Button etc..It is connected between electronic component and mainboard by flexible PCB.
Refer to Fig. 1 and Fig. 2, the flexible PCB 100 that first embodiment of the invention provides, including main body 11 and set
Connector 12 in described one end of main body 11, one end of main body 11 are provided with connecting portion 111 and kink 112；Main body 11, connecting portion
111 and kink 112 be formed in one, to improve the attachment structure intensity between three.Kink 112 to be U-shaped, its one end with
Connector 12 is welded, and connecting portion 111 is connected between the other end of kink 112 and main body 11；The front of connector 12 is used for
It is connected with connecting seat, the back side of connector 12 is fixedly connected with connecting portion 111.Welded using kink 112 and connector 12, and
So that main body 11 is located at the back side of connector 12 with connecting portion 111, connecting portion 111 is fixedly connected with the back side of connector 12,
When main body 11 is bent with respect to connector 12, bent for connecting portion 111 and the junction of main body 11, without to kink
112 impact with the weld of connector 12, so as to ensure reliability that main body 11 is connected with connector 12.
Further, flexible PCB 100 also includes reinforcement steel plate 13, reinforcement steel plate 13 be fixed on the back side of connector 12 with
Between connecting portion 111.Because kink 112 is soldered to the back side of connector 12, kink 112 can be improved using reinforcement steel disc
With the bonding strength of the weld of connector 12, while the structural strength at connector 12 can be improved.In processing and making process,
First kink 112 and connector 12 are welded, then reinforcement steel plate 13 is fixed to the back side of connector 12, finally utilizes double faced adhesive tape
Or connecting portion 111 is adhesively fixed on reinforcement steel plate 13 by glue.
Herein, in other embodiments or, connecting portion 111 is fixed on reinforcement steel plate 13 and connector 12
Between the back side.First connecting portion 111 is fixedly connected with the back side of connector 12, then reinforcement steel plate 13 is fixed on connecting portion 111
On.Or in yet another embodiment, reinforcement steel plate 13 can also be not provided with, connecting portion 111 can pass through the modes such as bonding
Directly it is fixedly connected on the back side of connector 12, further, the back side of connector 12 can be provided with connecting pole, connecting portion
Through hole is provided with 111, connecting pole wears through hole, and one end hot melt away from connector 12 connects formed with limiting section on connecting pole
Socket part 111 is spacing between connector 12 and limiting section, and the limiting section of connecting pole is realized between connecting portion 111 and connector 12
It is fixedly connected, to cause the two firm and reliable connection, when being provided with reinforcement steel plate 13, can also be also set on reinforcement steel plate 13
Via, connecting pole is worn and forms limiting section in hot melt after via and through hole.
As shown in figure 3, the flexible PCB 200 provided for second embodiment of the invention, flexible PCB 200 includes master
Body 21 and connector 22, one end of main body 21 are provided with connecting portion 211 and kink 212, main body 21, connecting portion 211, kink
212 and connector 22 structure it is roughly the same with first embodiment, here is omitted.
In the present embodiment, flexible PCB 200 also includes cushion collar 23, and cushion collar 23 is set in connecting portion 211 and master
The junction of body 21, cushion collar 23 are fixedly connected with connector 22, may be such that connecting portion 211 is connected to connection by cushion collar 23
First 22 back side.The flexible material that cushion collar 23 can be less than main body 21 by hardness such as silica gel or rubber is made.Cushion collar 23
In main body 21 and the junction of connecting portion 211, the junction of main body 21 and connecting portion 211 can be formed and buffered, so as to main body
21 repeatedly bend the equivalent damage that fractures with the junction of connecting portion 211, ensure that the junction is not easy to break.
The outside of cushion collar 23 is provided with two engaging lugs 231, and both ends of two engaging lugs 231 respectively with connector 22 are consolidated
Fixed connection.Using two engaging lugs 231, being fixedly connected between cushion collar 23 and connector 22 can be facilitated.Further, connect
Ear 231 is ring-type, and two engaging lugs 231 are respectively sleeved at the relative both ends of connector 22, can be easily by cushion collar 23
It is fixedly connected with connector 22.Glue can be filled between cushion collar 23 and main body 21, connecting portion 211, to improve connection
Intensity.
Herein, in other embodiments, engaging lug 231 also directly can be fixed on connection by modes such as screw or bondings
On first 22, or, connecting pole is set on connector 22, and connecting pole wears engaging lug 231, and the end of connecting pole heats to form limit
Position portion, so as to which engaging lug 231 be fixedly connected with connector 22.Or engaging lug 231 is not provided with, directly by cushion collar 23 with connecting
Joint 22 is fixedly connected.
As shown in figure 4, in the flexible PCB 300 that third embodiment of the invention provides, flexible PCB 300 includes
Main body 31, connector 32 and reinforcement steel plate 33, one end of main body 31 are provided with connecting portion 311 and kink 312, main body 31, connection
The structure in portion 311, kink 312 and connector 32 is roughly the same with first embodiment, and here is omitted.
Reinforcement steel plate 33 is fixedly connected between the back side and the connecting portion of connector 32, to improve kink 312 with being connected
Structural strength at first 32 pad, the equal bending in both ends of reinforcement steel plate 33 is formed with snap fit 331, two sides of connecting portion 311
It is respectively engaged with edge in two snap fits 331 so that the snap fit 331 and the phase of connector 32 that connecting portion 311 passes through reinforcement steel plate 33
Connection.Using the flexibility of connecting portion 311, the assembly connection between connecting portion 311 and snap fit 331 can be conveniently realized, so as to
The connection being easy between connecting portion 311 and connector 32.
Above is the preferred embodiment of the present invention, it is noted that for those skilled in the art,
Under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications are also considered as this hair
Bright protection domain.
Claims (10)
1. a kind of flexible PCB, including main body and connector, it is characterised in that one end of the main body is provided with connecting portion and curved
Folding part, the kink, the connecting portion and the main body are formed in one；The kink is U-shaped, its one end and the company
Weld；The connecting portion is connected between the other end of the kink and the main body；The front use of the connector
It is connected in connecting seat, the back side of the connector is fixedly connected with the connecting portion.
2. flexible PCB according to claim 1, it is characterised in that the flexible PCB also includes reinforcement steel plate；
The reinforcement Interal fixation is between the back side of the connector and the connecting portion.
3. flexible PCB according to claim 2, it is characterised in that the equal bending in both ends of the reinforcement steel plate formed with
Snap fit, it is respectively engaged with two snap fits at the both sides of the edge of the connecting portion.
4. flexible PCB according to claim 1, it is characterised in that the flexible PCB also includes reinforcement steel plate；
The connecting portion is fixed between the reinforcement steel plate and the back side of the connector.
5. flexible PCB according to claim 1, it is characterised in that the back side of the connector is provided with connecting pole,
Be provided with through hole on the connecting portion, the connecting pole wears the through hole, on the connecting pole away from the connector one
End hot melt is spacing between the connector and limiting section formed with limiting section, the connecting portion.
6. flexible PCB according to claim 1, it is characterised in that the flexible PCB also includes cushion collar, institute
The junction that cushion collar is set in the connecting portion and the main body is stated, the cushion collar is fixedly connected with the connector；Institute
Cushion collar is stated to be made up of flexible material of the hardness less than the main body.
7. flexible PCB according to claim 6, it is characterised in that two connections are provided with the outside of the cushion collar
Ear, both ends of two engaging lugs respectively with the connector are fixedly connected.
8. flexible PCB according to claim 7, it is characterised in that the engaging lug is ring-type, two connections
Ear is respectively sleeved at the relative both ends of the connector.
9. flexible PCB according to claim 1, it is characterised in that the connecting portion is adhered to the back of the body of the connector
On face.
10. a kind of mobile terminal, it is characterised in that the mobile terminal has the flexible electrical described in claim any one of 1-9
Road plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511030101.4A CN105611715B (en) | 2015-12-29 | 2015-12-29 | Flexible PCB and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511030101.4A CN105611715B (en) | 2015-12-29 | 2015-12-29 | Flexible PCB and mobile terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105611715A CN105611715A (en) | 2016-05-25 |
| CN105611715B true CN105611715B (en) | 2018-01-23 |
Family
ID=55991166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511030101.4A Active CN105611715B (en) | 2015-12-29 | 2015-12-29 | Flexible PCB and mobile terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105611715B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107390924A (en) * | 2017-07-13 | 2017-11-24 | 深圳市志凌伟业技术股份有限公司 | One kind reinforces touch panel component |
| CN107454738A (en) * | 2017-09-06 | 2017-12-08 | 广东欧珀移动通信有限公司 | A kind of electronic equipment and its flexible circuit board assembly |
| CN110970674B (en) * | 2019-11-12 | 2021-05-25 | 深圳欣旺达智能科技有限公司 | Lithium battery protection board and lithium battery |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1308323A (en) * | 1999-12-21 | 2001-08-15 | 船井电机株式会社 | Optical detector with HF overlapping circuit |
| CN201585201U (en) * | 2010-01-28 | 2010-09-15 | 华为终端有限公司 | Electronic product with data connector and flexible printed circuit board |
| CN202616523U (en) * | 2012-04-06 | 2012-12-19 | 江西合力泰微电子有限公司 | FPC inserting joint |
-
2015
- 2015-12-29 CN CN201511030101.4A patent/CN105611715B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1308323A (en) * | 1999-12-21 | 2001-08-15 | 船井电机株式会社 | Optical detector with HF overlapping circuit |
| CN201585201U (en) * | 2010-01-28 | 2010-09-15 | 华为终端有限公司 | Electronic product with data connector and flexible printed circuit board |
| CN202616523U (en) * | 2012-04-06 | 2012-12-19 | 江西合力泰微电子有限公司 | FPC inserting joint |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105611715A (en) | 2016-05-25 |
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| PB01 | Publication | ||
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| GR01 | Patent grant | ||
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Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee after: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. Address before: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee before: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |