CN201774740U - Bending-resistant mobile phone lateral key panel - Google Patents
Bending-resistant mobile phone lateral key panel Download PDFInfo
- Publication number
- CN201774740U CN201774740U CN2010201161667U CN201020116166U CN201774740U CN 201774740 U CN201774740 U CN 201774740U CN 2010201161667 U CN2010201161667 U CN 2010201161667U CN 201020116166 U CN201020116166 U CN 201020116166U CN 201774740 U CN201774740 U CN 201774740U
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- golden finger
- connecting plate
- bending
- mobile phone
- key panel
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- Expired - Lifetime
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Abstract
The utility model discloses a bending-resistant mobile phone lateral key panel, which comprises a gold finger end, a switch end and a connecting plate used for connecting the gold finger end with the switch end. Gold fingers are arranged on both the front face and the rear face of the gold finger end. The bending-resistant mobile phone lateral key panel is characterized in that the connecting plate is on the same plane with the gold finger end and the switch end, the gold finger end is arranged in the lateral front of the switch end, and the connecting plate is a U-shaped flexible circuit board. The bending-resistant mobile phone lateral key panel can be used and have excellent bending resistance without being curled into a stereoscopic U shape.
Description
Technical field
The utility model belongs to flexible circuit board structure-design technique field, is specifically related to a kind of bending-resistant mobile phone side key panel.
Background technology
Flexible circuit board (being called for short FPC) has distribution density height, in light weight, thin thickness, the distribution spatial limitation is less, the flexibility ratio advantages of higher, meet the compact development trend of electronic product fully, therefore be widely used in PC and fields such as peripheral product, communication product, display and consumption electronic products.
Flexible circuit board generally comprises and is used for and the extraneous golden finger that is electrically connected usefulness, when installation is used, generally all needs to bend flexible circuit board, so that it is electrically connected with external circuitry.In the existing design, the positive and negative length unanimity of finger position place golden finger, because the golden finger district compares with remaining printed circuit district, have tangible difference of hardness and intensity difference, also has tangible thickness difference, so in when bending, the golden finger of positive and negative can and the printed wire of softness between the junction produce a bigger shearing force, be easy to take place golden finger from and the printed wire of softness between the phenomenon that fractures of junction.
A kind of flexible circuit board that is used for mobile phone is arranged at present, be also referred to as mobile phone side key panel, comprise golden finger end, switch terminals and be used to be connected the connecting plate of golden finger end and switch terminals, described connecting plate is the flexible circuit board of yi word pattern; Its golden finger end is linked to the cell phone mainboard back side and is electrically connected usefulness, and switch terminals is folded into the button place in cell phone mainboard front.In use, described golden finger end is positioned at the below of described switch terminals, and is separated by cell phone mainboard with described switch terminals, and described connecting plate is curled into U-shaped, is used to connect golden finger end and switch terminals; Thereby make this kind mobile phone side key panel form the basic configuration of U-shaped in use.Because connecting plate must be the bending use of curling, and causes connecting plate to rupture easily.In addition; the golden finger of this mobile phone side key panel; because positive finger is concordant with the reverse side finger; during bending; stress point appears at the diaphragm opening part, also promptly appears at the end that is connected of reverse side finger district and diaphragm, and the diaphragm opening has gummosis after because of lamination; gummosis forms the otch with difference in height with electroplating the junction, and the two sides incision causes the phenomenon that fractures easily during bending.
The utility model content
The purpose of this utility model provides a kind of mobile phone side key panel that three-dimensional U can be used, have good anti-bending performance that need not to be curled into.
The technical scheme that realizes the utility model purpose is: a kind of bending-resistant mobile phone side key panel comprises golden finger end, switch terminals and is used to be connected the connecting plate of golden finger end and switch terminals; The positive and negative of described golden finger end is equipped with golden finger; Described connecting plate and described golden finger end, switch terminals are in the same plane, and described golden finger end is arranged on the front side of switch terminals, and described connecting plate is the flexible circuit board of a U-shaped.
In the technique scheme, the top of described connecting plate is arranged on the left-hand end of described switch terminals, the top of described connecting plate extends to form earlier the following bonding pad of connecting plate left, extend upward the middle bonding pad that forms connecting plate then, extend to form the last bonding pad of connecting plate more to the right, the last bonding pad of described connecting plate is connected with described golden finger end.
In the technique scheme, the top leaving certain gaps uncovered by the economic plan of the bottom of the last bonding pad of described connecting plate and described switch terminals.
In the technique scheme, the bottom of described switch terminals is provided with the stainless steel substrates that is used for fixing installation, and described stainless steel substrates is provided with installing hole.
In the technique scheme, the outboard end of described positive and negative golden finger is concordant, the setting of staggering of the medial extremity of the medial extremity of front golden finger and reverse side golden finger.
In the technique scheme, described front golden finger is longer 0.15 millimeter to 1.5 millimeters than reverse side golden finger.
In the technique scheme, the reverse side of described golden finger end is fitted with diaphragm, and the outboard end of described diaphragm is in abutting connection with the medial extremity of described reverse side golden finger.
In the technique scheme, the length of described front golden finger is 2.1 millimeters, and the length of reverse side golden finger is 1.9 millimeters.
The utlity model has positive effect:
(1) in the utility model, described connecting plate and described golden finger end, switch terminals are in the same plane, and described golden finger end is arranged on the front side of switch terminals, and described connecting plate is the flexible circuit board of a U-shaped.Compare with traditional mobile phone side key panel, during use, need not to be curled into three-dimensional U-shaped, and just the golden finger end is pressed down a little, can make cell phone mainboard be in the breach of connecting plate, changed its user mode, thereby had good anti-bending effect.
(2) in the utility model, the outboard end of described positive and negative golden finger is concordant, the setting of staggering of the medial extremity of described front golden finger and the medial extremity of reverse side golden finger.Because the finger length of positive and negative is inequality, double-edged shear line is inequality when bending, has strengthened anti-bending performance.
Description of drawings
Fig. 1 is a kind of Facad structure schematic diagram of the present utility model;
Fig. 2 is the reverse side structural representation of bending-resistant mobile phone side key panel shown in Figure 1.
Be labeled as shown in the accompanying drawing: golden finger end 1, golden finger 11, front golden finger 111, reverse side golden finger 112, diaphragm 12, switch terminals 2; connecting plate 3, following bonding pad 31, middle bonding pad 32, last bonding pad 33, breach 4; stainless steel substrates 5, installing hole 51, pad 6, front pad 61, reverse side pad 62.
Embodiment
(embodiment 1)
Fig. 1 to Fig. 2 has shown a kind of embodiment of the present utility model, and wherein Fig. 1 is a kind of Facad structure schematic diagram of the present utility model; Fig. 2 is the reverse side structural representation of bending-resistant mobile phone side key panel shown in Figure 1.
Present embodiment is a kind of bending-resistant mobile phone side key panel, sees Fig. 1 and Fig. 2, comprises golden finger end 1, switch terminals 2 and is used to be connected the connecting plate 3 of golden finger end 1 and switch terminals 2; The positive and negative of described golden finger end 1 is equipped with pad 6 and golden finger 11, and the reverse side of described golden finger end 1 also is fitted with reinforcement diaphragm 12; Described connecting plate 3 and described golden finger end 1, switch terminals 2 are in the same plane, and described golden finger end 1 is arranged on the front side of switch terminals 2, and described connecting plate 3 is flexible circuit board of a U-shaped.
The top of described connecting plate 3 is arranged on the left-hand end of described switch terminals 2, the top of described connecting plate 3 extends to form earlier the following bonding pad 31 of connecting plate 3 left, extend upward the middle bonding pad 32 that forms connecting plate 3 then, extend to form the last bonding pad 33 of connecting plate 3 more to the right, the last bonding pad 33 of described connecting plate 3 is connected with described golden finger end 1.The bottom of the last bonding pad 33 of described connecting plate 3 and the top leaving certain gaps uncovered by the economic plan 4 of described switch terminals 2.
The bottom of described switch terminals 2 is provided with the stainless steel substrates 5 that is used for fixing installation, and described stainless steel substrates 5 is provided with installing hole 51.
The outboard end of described positive and negative pad 6 is concordant, the setting of staggering of the medial extremity of described front pad 61 and the medial extremity of reverse side pad 62.The outboard end of described positive and negative golden finger 11 is concordant, the setting of staggering of the medial extremity of described front golden finger 111 and the medial extremity of reverse side golden finger 112.In the present embodiment, described each face pad 6 is consistent with the length of each face golden finger 11.The reverse side of described golden finger end 1 is fitted with diaphragm 12, and the outboard end of described diaphragm 12 also is the medial extremity in abutting connection with described reverse side pad 62 in abutting connection with the medial extremity of described reverse side golden finger 112.
The length a of described front golden finger 111 and front pad 61 all is 2.1 millimeters, and the length b of reverse side finger 112 and reverse side pad 62 all is 1.9 millimeters, and the two differs 0.2 millimeter.In concrete practice, the length difference of the length difference of described positive and negative golden finger 11 and positive and negative pad 6 is preferably in 0.15 millimeter to 1.5 millimeters the scope and selects.
Present embodiment has the following advantages:
(1) in the present embodiment, described connecting plate 3 and described golden finger end 1, switch terminals 2 are in the same plane, and described golden finger end 1 is arranged on the front side of switch terminals 2, and described connecting plate 3 is flexible circuit board of a U-shaped.Compare with traditional mobile phone side key panel, during use, need not to be curled into three-dimensional U-shaped, and just the golden finger end is pressed down a little, can make cell phone mainboard be in the breach of connecting plate, changed its user mode, thereby had good anti-bending effect.
(2) in the present embodiment, the outboard end of described positive and negative golden finger 11 is concordant, the setting of staggering of the medial extremity of described front golden finger 111 and the medial extremity of reverse side golden finger 112.Because the finger length of positive and negative is inequality, double-edged shear line is inequality when bending, has strengthened anti-bending performance.
Obviously, the foregoing description of the present utility model only is for the utility model example clearly is described, and is not to be qualification to execution mode of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give exhaustive to all execution modes.And these belong to conspicuous variation or the change that connotation of the present utility model extends out and still belong to protection range of the present utility model.
Claims (8)
1. bending-resistant mobile phone side key panel comprises golden finger end (1), switch terminals (2) and is used to be connected the connecting plate (3) of golden finger end (1) and switch terminals (2); The positive and negative of described golden finger end (1) is equipped with golden finger (11); It is characterized in that: described connecting plate (3) and described golden finger end (1), switch terminals (2) are in the same plane, and described golden finger end (1) is arranged on the front side of switch terminals (2), and described connecting plate (3) is the flexible circuit board of a U-shaped.
2. bending-resistant mobile phone side key panel according to claim 1, it is characterized in that: the top of described connecting plate (3) is arranged on the left-hand end of described switch terminals (2), the top of described connecting plate (3) extends to form earlier the following bonding pad (31) of connecting plate (3) left, extend upward the middle bonding pad (32) that forms connecting plate (3) then, extend to form the last bonding pad (33) of connecting plate (3) more to the right, the last bonding pad (33) of described connecting plate (3) is connected with described golden finger end (1).
3. bending-resistant mobile phone side key panel according to claim 2 is characterized in that: the bottom of the last bonding pad (33) of described connecting plate (3) and the top leaving certain gaps uncovered by the economic plan (4) of described switch terminals (2).
4. bending-resistant mobile phone side key panel according to claim 1 is characterized in that: the bottom of described switch terminals (2) is provided with the stainless steel substrates (5) that is used for fixing installation, and described stainless steel substrates (5) is provided with installing hole (51).
5. bending-resistant mobile phone side key panel according to claim 1 is characterized in that: the outboard end of described positive and negative golden finger (11) is concordant, the setting of staggering of the medial extremity of the medial extremity of front golden finger (111) and reverse side golden finger (112).
6. bending-resistant mobile phone side key panel according to claim 5 is characterized in that: described front golden finger (111) is than long 0.15 millimeter to 1.5 millimeters of reverse side golden finger (112).
7. bending-resistant mobile phone side key panel according to claim 6 is characterized in that: the reverse side of described golden finger end (1) is fitted with diaphragm (12), and the outboard end of described diaphragm (12) is in abutting connection with the medial extremity of described reverse side golden finger (112).
8. bending-resistant mobile phone side key panel according to claim 6 is characterized in that: the length of described front golden finger (111) is 2.1 millimeters, and the length of reverse side golden finger (112) is 1.9 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201161667U CN201774740U (en) | 2010-02-02 | 2010-02-02 | Bending-resistant mobile phone lateral key panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201161667U CN201774740U (en) | 2010-02-02 | 2010-02-02 | Bending-resistant mobile phone lateral key panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201774740U true CN201774740U (en) | 2011-03-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201161667U Expired - Lifetime CN201774740U (en) | 2010-02-02 | 2010-02-02 | Bending-resistant mobile phone lateral key panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201774740U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105682356A (en) * | 2016-03-11 | 2016-06-15 | 广东欧珀移动通信有限公司 | Flexible printed circuit assembly and electronic equipment |
-
2010
- 2010-02-02 CN CN2010201161667U patent/CN201774740U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105682356A (en) * | 2016-03-11 | 2016-06-15 | 广东欧珀移动通信有限公司 | Flexible printed circuit assembly and electronic equipment |
| CN105682356B (en) * | 2016-03-11 | 2018-07-27 | 广东欧珀移动通信有限公司 | Flexible circuit board component and electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110323 Effective date of abandoning: 20120425 |