CN201563113U - Touch device - Google Patents
Touch device Download PDFInfo
- Publication number
- CN201563113U CN201563113U CN2009201342388U CN200920134238U CN201563113U CN 201563113 U CN201563113 U CN 201563113U CN 2009201342388 U CN2009201342388 U CN 2009201342388U CN 200920134238 U CN200920134238 U CN 200920134238U CN 201563113 U CN201563113 U CN 201563113U
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- CN
- China
- Prior art keywords
- control device
- contactor control
- binding face
- sidewall
- housing
- 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.)
- Expired - Lifetime
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Abstract
The utility model discloses a touch device. The touch device comprises an outer frame, a flexible circuit board, an integrated circuit chip and an optical lens. The outer frame comprises a bonding surface and a light-transmitting window. The flexible circuit board is bonded with the bonding surface of the outer frame to form a containing space. The integrated circuit chip is contained in the containing space and used for emitting and receiving infrared ray. The optical lens is positioned between the integrated circuit chip and the light-transmitting window. The bonding surface is an inclined plane, and the gap between the bonding surface and the flexible circuit board is enlarged along with the decrease of the distance between the bonding surface and the center of the outer frame. The touch device has higher assembly yield.
Description
Technical field
The utility model is about a kind of contactor control device, particularly about a kind of infrared touch control navigation module.
Background technology
Along with the development of touch technology, increasing electronic equipment for example on mobile phone, GPS, the microcomputer, is equipped with contactor control device, as a kind of button of realizing little mouse action on the small screen.Common have an infrared touch control navigation module, and it can realize operation to mouse by finger.
Please refer to Fig. 1, Fig. 1 is a kind of three-dimensional package assembly schematic diagram of contactor control device of prior art.This contactor control device 1 comprises a housing 11, a flexible PCB 12, an integrated circuit (IC) chip 13, an optical lens 14 and a button 15.
This housing 11 comprises four end to end sidewall 111 and tops 113, and this sidewall 111 surrounds a quadrangle, and a lateral edges of this sidewall 111 is connected with this top 113, and the edge of opposite side has a binding face 117, is used for and flexible PCB 12 gummeds.These sidewall 111 thickness are even, make the width of this binding face 117 equal this sidewall 111 thickness.This top 113 has a recess 114, has an optical transmission window 115 in the centre of this recess 114.Be coated with a coat on the outer surface of this housing 11, be used to block infrared light.
This flexible PCB 12 has a first surface 121 and a second surface 123 that deviates from mutually, the area of this flexible PCB 12 is greater than the area of the outline of this binding face 117, and definition has a conformable region 127 corresponding with these binding face 117 shapes on its first surface 121.
This optical lens 14 has a pedestal 141 and a protuberance 143, and the shape of this protuberance 143 and this recess 114 are complementary.
Please refer to Fig. 2, it is the side sectional view after contactor control device 1 assembling shown in Figure 1.During this contactor control device 1 assembling, earlier this integrated circuit (IC) chip 13 is installed in the first surface 121 of this flexible PCB 12; Then this button 15 is installed in the second surface 123 of this flexible PCB 12; Thereafter the pedestal 141 with this optical lens 14 is installed in this integrated circuit (IC) chip 13 tops; Follow glue coated on the conformable region 127 of this flexible PCB 12, and exert pressure downwards binding face 117 corresponding conformable region 127 gummeds of this housing 11, make this housing 11 accommodate this integrated circuit (IC) chip 13 and this optical lens 14, and make the protuberance 143 of this optical lens 14 insert this recess 114.
When this contactor control device 1 work, the infrared light supply of these integrated circuit (IC) chip 13 inside of mobile triggering of user's finger, by this infrared light supply, be located at the micro pattern that these integrated circuit (IC) chip 13 internal processors read this finger surface, and through predefined algorithm computation, obtain coordinate and finger mobile message accurately, and then on display screen, obtain coordinate accurately.
But, as shown in Figure 3, during this contactor control device 1 assembling, because this binding face 117 is two relative and parallel planes with this conformable region 127, in the binding face 117 corresponding conformable region 127 gummed processes of exerting pressure downwards with this housing 11, glue is easy to spill into the outside of this housing 11, thereby links to each other with this flexible PCB 12.And the uncured glue that overflows is difficult to cleaning on technology, and the glue of curing can not wipe out again, will cause this flexible PCB 12 warpages etc. bad thus, causes contactor control device 1 assembling yield lower.
The utility model content
In order to solve the lower problem of prior art contactor control device assembling yield, be necessary to provide a kind of higher contactor control device of yield of assembling.
A kind of contactor control device, it comprises a housing, a flexible PCB, an integrated circuit (IC) chip and an optical lens.This housing comprises a binding face and an optical transmission window.The binding face gummed of this flexible PCB and this housing is to form a receiving space.This integrated circuit (IC) chip is contained in this receiving space, is used to transmit and receive infrared ray.This optical lens is between this integrated circuit (IC) chip and optical transmission window.This binding face is an inclined-plane, and the interval between this binding face and the flexible PCB reduces and becomes big with distance between the center of this binding face and this housing.
As the further improvement of above-mentioned contactor control device, this housing comprises sidewall and top, and this optical transmission window is positioned at this top, and this binding face is positioned at this sidewall, and this sidewall has the thickness of the thickness of binding face side greater than this sidewall connection top side.
As the further improvement of above-mentioned contactor control device, this sidewall thickness is the gradual change design.
As the further improvement of above-mentioned contactor control device, the local sudden change of this sidewall thickness.
As the further improvement of above-mentioned contactor control device, have one first distance between the sidewall of this housing and this integrated circuit (IC) chip, be used to hold the glue of this binding face of gummed and flexible PCB.
As the further improvement of above-mentioned contactor control device, this glue glues together this sidewall and this integrated circuit (IC) chip simultaneously.
As the further improvement of above-mentioned contactor control device, this contactor control device also comprises a button, and this housing is positioned at this flexible PCB one side, and this button is positioned at this flexible PCB opposite side.
As the further improvement of above-mentioned contactor control device, this binding face is a skew surface.
As the further improvement of above-mentioned contactor control device, this binding face and this side wall inner surfaces smooth connection.
As the further improvement of above-mentioned contactor control device, the part of this optical lens snaps in this optical transmission window.
Compared to prior art, it is the inclined-plane that this contactor control device binding face is set, and makes that glue has a component of force to housing inside with housing and flexible PCB gummed the time, and it is excessive that it is difficult for to the housing internal flow easily, and then make the assembling yield higher.
Description of drawings
Fig. 1 is a kind of three-dimensional decomposition texture schematic diagram of contactor control device of prior art.
Fig. 2 is the side sectional structure schematic diagram before the pressing in the contactor control device assembling process shown in Figure 1.
Fig. 3 is the side sectional view behind the contactor control device assembling process shown in Figure 2.
Fig. 4 is the three-dimensional decomposition texture schematic diagram of the utility model contactor control device first execution mode.
Fig. 5 is the perspective view after the contactor control device assembling shown in Figure 4.
Fig. 6 is the side sectional structure schematic diagram before the pressing in contactor control device 2 assembling process shown in Figure 5.
Fig. 7 is the side sectional structure schematic diagram after the contactor control device assembling shown in Figure 5.
Fig. 8 is the side sectional structure schematic diagram of the utility model contactor control device second execution mode.
Embodiment
Please refer to Fig. 4, Fig. 4 is the three-dimensional decomposition texture schematic diagram of the utility model contactor control device first execution mode.This contactor control device 2 comprises a housing 21, a flexible PCB (Flexible Printed Circuit board, FPC) 22, one integrated circuit (IC) chip (IC) 23, an optical lens 24 and a button 25.
This housing 21 comprises four sidewalls 211 and a top 213, and this four sidewall 211 is end to end to surround a quadrangle, and first edge 218 of this sidewall 211 is connected with top 213, and second edge 219 has a binding face 217, is used for and this flexible PCB 22 gummeds.This sidewall 211 has one first thickness near these first edge, 218 1 sides, and this sidewall 211 has one second thickness near this second edge 219, and the thickness of sidewall 211 makes this second thickness greater than first thickness becoming near second edge, 219 1 pleurapophysis.The inner surface of this sidewall 211 is the plane, and the outer surface of this sidewall 211 has a step.This binding face 217 is an inclined-plane that tilts, and promptly this binding face 217 is the on-right angle state with the inner surface or the outer surface of sidewall 211, makes that the width of this binding face 217 can be greater than second thickness of this sidewall 211.These sidewall 211 tops 213 have a recess 214, have an optical transmission window 215 in the centre of this recess 214.This optical transmission window 215 is that an enclosed printing opacity diaphragm surrounds, and can guarantee that wherein Infrared effectively passes this optical transmission window 215.Be coated with a coat on the outer surface of this housing 21, be used to block infrared ray.
This flexible PCB 22 has a first surface 221 and a second surface 223 of relative spacing, the area of this flexible PCB 22 is greater than the area of the outline of this binding face 217, and definition has a conformable region 227 corresponding with these binding face 217 shapes on its first surface 221.
This optical lens 24 has a pedestal 241 and a protuberance 243, and the shape of this protuberance 243 and this recess 214 shapes are complementary.
Please refer to Fig. 5, Fig. 5 is the perspective view after contactor control device 2 assemblings shown in Figure 4.During these contactor control device 2 assemblings, at first this integrated circuit (IC) chip 23 is installed in the first surface 221 of this flexible PCB 22; Then this button 25 is installed in the second surface 223 of this flexible PCB 22; Thereafter the pedestal 241 with this optical lens 24 is installed in this integrated circuit (IC) chip 23 surfaces; Follow glue coated on the conformable region 227 of this flexible PCB 22, and exert pressure downwards binding face 217 corresponding conformable region 227 gummeds of this housing 21, make this housing 21 and this flexible PCB 22 form a resettlement section, accommodate this integrated circuit (IC) chip 23 and optical lens 24, and make the protuberance 243 of optical lens 24 insert this recess 214.This integrated circuit (IC) chip 23 has one first distance with these sidewall 211 inner surfaces, is used to hold glue.Because this binding face 217 is an inclined-plane, therefore the interval between this binding face 217 and the flexible PCB is big more the closer to the center of this housing, that is: the interval between this binding face 217 and this flexible PCB 22 reduces and becomes big with distance between the center of this binding face 217 and this housing 21.
When these contactor control device 2 work, the infrared light supply of these integrated circuit (IC) chip 23 inside of mobile triggering of finger, by this infrared light supply, be located at the micro pattern that these integrated circuit (IC) chip 23 internal processors read this finger surface, and through predefined algorithm computation, obtain coordinate and finger mobile message accurately, and then on display screen, obtain coordinate accurately.
Please be simultaneously with reference to Fig. 6 and Fig. 7, wherein Fig. 6 is the side sectional view before the pressing in contactor control device 2 assembling process shown in Figure 5, Fig. 7 is the side sectional structure schematic diagram after the contactor control device assembling shown in Figure 5.Contactor control device 2 of the present utility model is the inclined-plane because this binding face 217 is set, make when this housing 21 is glued together with this flexible PCB 22, the glue effect of being squeezed, has a component of force to these housing 21 inside, it is produced to the trend of these housing 21 internal flows and not excessive, avoid polluting flexible PCB 22, and then make the assembling yield higher.And this integrated circuit (IC) chip 23 has one first distance with these sidewall 211 inner surfaces, is used to hold glue, makes that the glue that overflows into these housing 21 inside can be with this housing 21 and integrated circuit (IC) chip 23 gummeds.Because this sidewall 211 is first thickness near these first edge, 218 1 sides, this sidewall 211 is second thickness near these second edge, 219 1 sides again, and second thickness makes that greater than first thickness area of binding face 217 is bigger, and the stability of gummed is higher.
Please refer to Fig. 8, is the side sectional view of the utility model contactor control device second execution mode.This contactor control device 4 is basic identical with contactor control device 2, and only difference is: this binding face 417 is a skew surface, and this skew surface has the effect of guiding glue equally.
Though the utility model discloses as above with preferred embodiment; right its is not in order to limit the utility model; have in the technical field under any and know the knowledgeable usually; in not breaking away from spirit and scope of the present utility model; when doing a little change and retouching, therefore protection range of the present utility model is worked as with being as the criterion that claim was defined.
Claims (10)
1. contactor control device, it comprises:
One housing, this housing comprise a binding face and an optical transmission window;
One flexible PCB, the binding face gummed of this flexible PCB and this housing is to form a receiving space;
One is arranged on and is used to transmit and receive ultrared integrated circuit (IC) chip on this flexible PCB, and this integrated circuit (IC) chip is positioned at this receiving space;
One optical lens between this integrated circuit (IC) chip and optical transmission window;
It is characterized in that: this binding face is an inclined-plane, and the interval between this binding face and the flexible PCB reduces and becomes big with distance between the center of this binding face and this housing.
2. contactor control device as claimed in claim 1 is characterized in that: this housing comprises sidewall and top, and this optical transmission window is positioned at this top, and this binding face is positioned at this sidewall, and this sidewall has the thickness of the thickness of binding face side greater than this sidewall connection top side.
3. contactor control device as claimed in claim 2 is characterized in that: this sidewall thickness is the gradual change design.
4. contactor control device as claimed in claim 2 is characterized in that: the local sudden change of this sidewall thickness.
5. contactor control device as claimed in claim 1 is characterized in that: have one first distance between the sidewall of this housing and this integrated circuit (IC) chip, be used to hold the glue of this binding face of gummed and flexible PCB.
6. contactor control device as claimed in claim 5 is characterized in that: this glue glues together this sidewall and this integrated circuit (IC) chip simultaneously.
7. contactor control device as claimed in claim 1 is characterized in that: this contactor control device also comprises a button, and this housing is positioned at this flexible PCB one side, and this button is positioned at this flexible PCB opposite side.
8. contactor control device as claimed in claim 1 is characterized in that: this binding face is a skew surface.
9. contactor control device as claimed in claim 8 is characterized in that: this binding face and this side wall inner surfaces smooth connection.
10. contactor control device as claimed in claim 1 is characterized in that: the part of this optical lens snaps in this optical transmission window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201342388U CN201563113U (en) | 2009-07-27 | 2009-07-27 | Touch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201342388U CN201563113U (en) | 2009-07-27 | 2009-07-27 | Touch device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201563113U true CN201563113U (en) | 2010-08-25 |
Family
ID=42628262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201342388U Expired - Lifetime CN201563113U (en) | 2009-07-27 | 2009-07-27 | Touch device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201563113U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102402357A (en) * | 2011-11-16 | 2012-04-04 | 浙江金徕镀膜有限公司 | Shielding structure, capacitive touch control panel using the same and preparation method thereof |
| CN102508587A (en) * | 2011-11-16 | 2012-06-20 | 浙江金徕镀膜有限公司 | Shielding structure, capacitive touch panel using same and preparation method thereof |
| CN102520831A (en) * | 2011-11-16 | 2012-06-27 | 浙江金徕镀膜有限公司 | Shielding structure and capacitive touch panel adopting same |
| CN104795365A (en) * | 2015-04-21 | 2015-07-22 | 南昌欧菲生物识别技术有限公司 | Fingerprint recognition module encapsulation structure and fingerprint recognition equipment |
| CN105205474A (en) * | 2015-10-19 | 2015-12-30 | 深圳市欧菲投资控股有限公司 | Fingerprint recognition device and mobile terminal |
| CN105335687A (en) * | 2014-07-25 | 2016-02-17 | 中芯国际集成电路制造(上海)有限公司 | Fingerprint identification chip and manufacturing method therefor |
-
2009
- 2009-07-27 CN CN2009201342388U patent/CN201563113U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102402357A (en) * | 2011-11-16 | 2012-04-04 | 浙江金徕镀膜有限公司 | Shielding structure, capacitive touch control panel using the same and preparation method thereof |
| CN102508587A (en) * | 2011-11-16 | 2012-06-20 | 浙江金徕镀膜有限公司 | Shielding structure, capacitive touch panel using same and preparation method thereof |
| CN102520831A (en) * | 2011-11-16 | 2012-06-27 | 浙江金徕镀膜有限公司 | Shielding structure and capacitive touch panel adopting same |
| CN102402357B (en) * | 2011-11-16 | 2015-05-27 | 浙江金徕镀膜有限公司 | Shielding structure, capacitive touch control panel using the same and preparation method thereof |
| CN102508587B (en) * | 2011-11-16 | 2015-10-21 | 浙江金徕镀膜有限公司 | Barrier structure, the capacitance type touch-control panel using this barrier structure and preparation method thereof |
| CN102520831B (en) * | 2011-11-16 | 2016-01-20 | 浙江金徕镀膜有限公司 | Barrier structure and use the capacitance type touch-control panel of this barrier structure |
| CN105335687A (en) * | 2014-07-25 | 2016-02-17 | 中芯国际集成电路制造(上海)有限公司 | Fingerprint identification chip and manufacturing method therefor |
| CN104795365A (en) * | 2015-04-21 | 2015-07-22 | 南昌欧菲生物识别技术有限公司 | Fingerprint recognition module encapsulation structure and fingerprint recognition equipment |
| CN104795365B (en) * | 2015-04-21 | 2017-10-27 | 南昌欧菲生物识别技术有限公司 | Fingerprint recognition module package structure and fingerprint identification device |
| CN105205474A (en) * | 2015-10-19 | 2015-12-30 | 深圳市欧菲投资控股有限公司 | Fingerprint recognition device and mobile terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100825 |