CN201974792U - Capacitive touch screen and electronic device with same - Google Patents
Capacitive touch screen and electronic device with same Download PDFInfo
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- CN201974792U CN201974792U CN 201020672778 CN201020672778U CN201974792U CN 201974792 U CN201974792 U CN 201974792U CN 201020672778 CN201020672778 CN 201020672778 CN 201020672778 U CN201020672778 U CN 201020672778U CN 201974792 U CN201974792 U CN 201974792U
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Abstract
The utility model relates to a capacitive touch screen and an electronic device with the same. The capacitive touch screen comprises a surface surface-coating injection-mold face cover, an adhesive layer and a touch control layer, wherein the touch control layer adopts a capacitive touch induction sheet, and the touch control layer is combined with the face cover through the adhesive layer. The capacitive touch screen provided by the utility model can be in various curve shapes and in multiple colors, and has the advantages of good sealing performance, high integral strength, and so on.
Description
Technical field
The utility model relates to capacitance touch screen, relates in particular to the capacitance touch screen of electronic installations such as a kind of MP3/MP4 of can be used for player, mobile phone, digital camera, computer and has the electronic installation of this capacitance touch screen.
Background technology
Along with developing rapidly of science and technology, touch technology is widely used in notebook, mobile phone, personal digital assistant (personal digital assistant, PDA), on the human-computer interaction electronic installations such as handheld device, MP3/MP4 music player, navigational system, ATM withdrawal machine, more and more be developed on the market, and more and more be subjected to liking of consumer with the electronic installations such as mobile phone of touch controllable function.The existing touch technology that is used for electronic installation such as mobile phone mainly comprises resistive touch, capacitance touch etc., and wherein, capacitance touch screen is not owing to need pressure, good hand touch, easy operating fully and can be used for advantage such as multi-point touch to have obtained application widely.
Yet, capacitance touch screen on the market generally is that the glass-cutting of employing planar transparent is a surface substrate at present, can only realize that the plane touches, and has a lot of deficiencies at aspects such as appearance and modeling, color effects, and poor with housing in conjunction with globality, in conjunction with after intensity and sealing also relatively poor.
The utility model content
Technical problem to be solved in the utility model is, at the prior art above shortcomings, provides a kind of good airproof performance, whole bond strength is high and can carry out the capacitance touch screen of multiple moulding and Color Scheme and have the electronic installation of this capacitance touch screen.
The technical scheme that its technical matters that solves the utility model adopts provides a kind of capacitance touch screen, it comprises surface coating in-mould injection face-piece, colloid layer and touch control layer, this touch control layer is the capacitance touch sensing chip, and this touch control layer combines with this face-piece by this colloid layer.
Preferably, this face-piece is the curved housing of outer surface periphery at least, and this shell inner surface is provided with interior concave plane, and this colloid layer fits on the interior concave plane of this face-piece and this touch control layer bonding is fixed in this face-piece inboard.
Preferably, the outer surface periphery of this face-piece is a cambered surface, and its central display area is the plane; Perhaps, the outside surface integral body of this face-piece is curved.
Preferably, this surface coating in-mould injection face-piece comprises transparent or semitransparent diaphragm and the moulding by integrally formed this face-piece of in-mould injection, and this diaphragm coats the outside surface of this moulding fully.
Preferably, this diaphragm is a pet film, and the non-touch area of this diaphragm is printed with ink lay.
Preferably, this touch control layer is the surperficial pet film sheet that is printed with conductive indium-tin oxide layer, and this colloid layer is a clear optical glass glue.
The utility model also provides a kind of electronic installation, it comprises capacitance touch screen, this capacitance touch screen comprises surface coating in-mould injection face-piece, colloid layer and touch control layer, and this touch control layer is the capacitance touch sensing chip, and this touch control layer combines with this face-piece by this colloid layer.
Preferably, described electronic installation can be mobile phone, and this mobile phone also comprises shakeproof layer, has the cell phone mainboard assembly and the bonnet that show module, wherein, the frame shape structure that this shakeproof layer is made for the foam material is located between the demonstration module of this touch control layer and this cell phone mainboard assembly; This touch control layer is provided with Connection Block, and this Connection Block and cell phone mainboard assembly are fastened and connected so that this capacitance touch screen and this cell phone mainboard assembly are electrically connected; This bonnet is covered on this cell phone mainboard assembly and with this face-piece and fastens.Certainly, this electronic installation also can be other various touch type electronic devices such as music player, digital camera, personal digital assistant, navigational system, digital album (digital photo frame), flat (arc) plate touch computer.
Preferably, this face-piece is the curved housing of outer surface periphery at least, and this shell inner surface is provided with interior concave plane, and this colloid layer fits on the interior concave plane of this face-piece and this touch control layer bonding is fixed in this face-piece inboard.
Preferably, this surface coating in-mould injection face-piece comprises transparent or semitransparent diaphragm and the moulding by integrally formed this face-piece of in-mould injection, and this diaphragm coats the outside surface of this moulding fully; This colloid layer is a clear optical glass glue.
Preferably, this diaphragm is a pet film, and the non-touch area of this diaphragm can be printed with ink lay.This touch control layer then is printed with the pet film sheet of conductive indium-tin oxide layer for the surface.
Capacitance touch screen of the present utility model is because the in-mould injection face-piece of employing surface coating is a surface substrate, so can realize cambered surface touches, and can realize various arc shapes and multiple colour planning, thus can improve the outward appearance and the moulding of electronic installation, realize more humane design; And because injection mo(u)lding is an one in diaphragm and the moulding film, the outside surface of the complete coating and injection moulding spare of diaphragm, therefore, its sealing is better, can resist abominable external environment, for example: the invasion of anti-sealing, humidity, dust, can resist temperature variation, hardness and reliability are higher, have anticorrosion, scratch resistant function; Secondly, owing to adopt colloid layer directly with face-piece and the bonding location of touch control layer, its bond strength height, good airproof performance, touch-control is sensitiveer, and can reduce electronic installation thickness, is convenient to implement.The whole bond strength of capacitance touch screen of the present utility model is higher, can reduce electronic installation thickness simultaneously, makes electronic installation smaller and more exquisite.
Description of drawings
Fig. 1 is the perspective exploded view of capacitance touch screen preferred embodiment of the present utility model.
Fig. 2 is the perspective exploded view of the face-piece of capacitance touch screen preferred embodiment of the present utility model.
Fig. 3 is the solid combination synoptic diagram of capacitance touch screen preferred embodiment of the present utility model.
Fig. 4 is the longitudinal cross-section cross-sectional schematic of capacitance touch screen preferred embodiment of the present utility model.
Fig. 5 is the part-structure perspective exploded view of tool of the present utility model with the mobile phone of capacitance touch screen.
Fig. 6 is the perspective exploded view at another visual angle of mobile phone among Fig. 5.
Fig. 7 is the floor map after the mobile phone combination among Fig. 5.
Fig. 8 is the cross-sectional schematic along X-X direction among Fig. 5.
Fig. 9 is the enlarged drawing at A place among Fig. 8.
Figure 10 is the cross-sectional schematic along Y-Y direction among Fig. 5.
Figure 11 is the enlarged drawing at B place among Figure 10.
Embodiment
Capacitance touch screen of the present utility model can be widely used in the touch type electronic devices such as mobile phone, MP3/MP4 music player, digital camera, PDA(Personal Digital Assistant), navigational system (GPS), digital album (digital photo frame), flat (arc) plate touch computer.Shown in Fig. 1-5, in this preferred embodiment, capacitance touch screen 100 is used for mobile phone 200, and this capacitance touch screen 100 comprises a surface coating in-mould injection face-piece 1, colloid layer 2 and a touch control layer 3.
As depicted in figs. 1 and 2, face-piece 1 is the curved housing of outer surface periphery at least, makes the inboard receiving space that forms of this housing.This face-piece 1 comprises diaphragm 11 and moulding 12, wherein, diaphragm 11 is a transparent membrane (also can be translucent film), as polyethylene terephthalate (PET) transparent membrane, in this preferred embodiment, diaphragm 11 outer surface peripheries are cambered surface, and the viewing area of central authorities is the plane, to form receiving spaces in diaphragm 11 inboards; Moulding 12 is a transparent shell (also can be translucent housing), and its shape is corresponding with diaphragm 11, and outside surface 121 peripheries are arcuate structure; the viewing area of central authorities is the plane; the inboard then forms receiving space, and this moulding is positioned at diaphragm 11 inboards, can coat by complete protected film 11.The corresponding viewing area of the inside surface of this moulding 12 has been recessed to form concave plane 122 in.
This face-piece 1 is to be formed by the in-mould injection one by moulding 12 and diaphragm 11, promptly at first diaphragm 11 is handled through outward appearance, for example, with form (viewing area) printing ink layer in addition, obtains required color, is hot pressed into required profile then; Afterwards, diaphragm 11 is placed mould, carry out in-mould injection moulding (IML, In Mold Lamination) with moulding 12, thereby obtain surface coating in-mould injection face-piece 1.The above-mentioned hot-forming diaphragm of handling through outward appearance 11 can be made various cambered surface moulding; and can have various Color Scheme; therefore, the face-piece 1 of this in-mould injection moulding has various selections aspect outward appearance, color and the thickness, can carry out different settings according to the different demands of user.
For example, arcuate structure all is arranged in the position of face-piece 1 outside the viewing area, certainly, the viewing area of face-piece 1 also can be globoidal structure, that is except shape cited in this preferred embodiment, the outside surface of face-piece 1 can be a cambered surface, promptly whole curved, perhaps other parts are cambered surface but not are defined in periphery.In addition; face-piece 1 (can be for the zone of user's touch operation in the touch area; can comprise viewing area or part viewing area) owing to want the man-machine interface of display device; therefore diaphragm 11 corresponding touch areas need not print color; transparent or the translucent color that promptly keeps diaphragm 11; (being the zone outside the touch area) then can form various patterns and color in other non-touch areas, thereby enriches the color and the moulding of face-piece 1.
See also Fig. 5 and shown in Figure 6, it is respectively the part-structure perspective exploded view of capacitance touch screen 100 applied mobile phone 200 different visual angles.Wherein, mobile phone 200 is except that having capacitance touch screen 100; also include shakeproof layer 4, have the cell phone mainboard assembly 5 that shows module 51 and bonnet (figure does not show) etc.; shakeproof layer 4 is located between the touch control layer 3 of the demonstration module 51 of cell phone mainboard assembly 5 and capacitance touch screen 100; it is a frame shape structure; adopt the foam material to make, play effect shockproof and protection demonstration module 51.
Please extremely shown in Figure 11 in conjunction with Fig. 5, during assembling, earlier according to the above, assembling capacitance touch screen 100, again shockproof foam 4 is overlying on the touch control layer 3 that is fitted in surface coating in-mould injection face-piece 1 inside surface 122, cell phone mainboard assembly 5 is assembled on the face-piece 1 from face-piece 1 inboard, wherein show the viewing area of module 51 corresponding to capacitance touch screen 100, at this moment, the Connection Block 31 that is provided with on the touch control layer 3 is fastened on the cell phone mainboard 5, realize the electric connection of cell phone mainboard assembly 5 and capacitive touch screen 100, thus, can realize being connected by face-piece 1 with the man-machine of mobile phone 200.At last, bonnet (figure does not show) is covered on the cell phone mainboard assembly 5, and fastens with face-piece 1.
Capacitance touch screen of the present utility model also can be applied to other various touch type electronic devices by similar aforesaid way, for example, music player, digital camera, personal digital assistant, navigational system, digital album (digital photo frame), flat (arc) plate touch computer or the like, this should be those of ordinary skills easily knows by above description, does not repeat them here.
Capacitance touch screen of the present utility model compared with prior art has the advantage of following several respects:
1, because the in-mould injection face-piece of employing surface coating is a surface substrate, therefore, capacitance touch screen of the present utility model can realize that cambered surface touches, and can have various arc shapes and multiple colour planning, thereby can improve the outward appearance and the moulding of electronic installation, realize more humane design;
2, because the interior injection mo(u)lding of diaphragm and moulding film is an one; and the outside surface of the complete coating and injection moulding spare of diaphragm; therefore; capacitance touch screen sealing of the present utility model is better; can resist abominable external environment, for example: the invasion of anti-sealing, humidity, dust, can resist temperature variation; hardness and reliability are higher, have anticorrosion, scratch resistant function.
3, adopt colloid layer directly with face-piece and the bonding location of touch control layer, the bond strength height, good airproof performance, touch-control is sensitiveer, and can reduce electronic installation thickness, is convenient to implement.
4. the whole bond strength of this capacitance touch screen is higher, can reduce electronic installation thickness simultaneously, makes electronic installation smaller and more exquisite.
The above only is preferred embodiment of the present utility model, be not in order to limit claim scope of the present utility model, therefore all other do not break away from the equivalence of being finished under the spirit that the utility model discloses and changes or modify, and all should be contained in the scope of the present utility model.
Claims (10)
1. capacitance touch screen, it is characterized in that: comprise surface coating in-mould injection face-piece, colloid layer and touch control layer, this touch control layer is the capacitance touch sensing chip, and this touch control layer combines with this face-piece by this colloid layer.
2. capacitance touch screen as claimed in claim 1, it is characterized in that: this face-piece is the curved housing of outer surface periphery at least, this shell inner surface is provided with interior concave plane, and this colloid layer fits on the interior concave plane of this face-piece and this touch control layer bonding is fixed in this face-piece inboard.
3. capacitance touch screen as claimed in claim 2 is characterized in that: the outer surface periphery of this face-piece is a cambered surface, and its central display area is the plane; Perhaps, the outside surface integral body of this face-piece is curved.
4. as claim 1,2 or 3 described capacitance touch screens; it is characterized in that: this surface coating in-mould injection face-piece comprises transparent or semitransparent diaphragm and the moulding by integrally formed this face-piece of in-mould injection, and this diaphragm coats the outside surface of this moulding fully.
5. capacitance touch screen as claimed in claim 4 is characterized in that: this diaphragm is a pet film, and the non-touch area of this diaphragm is printed with ink lay.
6. capacitance touch screen as claimed in claim 1 is characterized in that: this touch control layer is the surperficial pet film sheet that is printed with conductive indium-tin oxide layer, and this colloid layer is a clear optical glass glue.
7. an electronic installation comprises capacitance touch screen, it is characterized in that: this capacitance touch screen comprises surface coating in-mould injection face-piece, colloid layer and touch control layer, and this touch control layer is the capacitance touch sensing chip, and this touch control layer combines with this face-piece by this colloid layer.
8. electronic installation as claimed in claim 7, it is characterized in that: be mobile phone, this mobile phone also comprises shakeproof layer, has the cell phone mainboard assembly and the bonnet that show module, wherein, the frame shape structure that this shakeproof layer is made for the foam material is located between the demonstration module of this touch control layer and this cell phone mainboard assembly; This touch control layer is provided with Connection Block, and this Connection Block and cell phone mainboard assembly are fastened and connected so that this capacitance touch screen and this cell phone mainboard assembly are electrically connected; This bonnet is covered on this cell phone mainboard assembly and with this face-piece and fastens.
9. as claim 7 or 8 described electronic installations, it is characterized in that: this face-piece is the curved housing of outer surface periphery at least, this shell inner surface is provided with interior concave plane, and this colloid layer fits on the interior concave plane of this face-piece and this touch control layer bonding is fixed in this face-piece inboard.
10. electronic installation as claimed in claim 9 is characterized in that: this surface coating in-mould injection face-piece comprises transparent or semitransparent diaphragm and the moulding by integrally formed this face-piece of in-mould injection, and this diaphragm coats the outside surface of this moulding fully; This colloid layer is a clear optical glass glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020672778 CN201974792U (en) | 2010-12-15 | 2010-12-15 | Capacitive touch screen and electronic device with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020672778 CN201974792U (en) | 2010-12-15 | 2010-12-15 | Capacitive touch screen and electronic device with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201974792U true CN201974792U (en) | 2011-09-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020672778 Expired - Fee Related CN201974792U (en) | 2010-12-15 | 2010-12-15 | Capacitive touch screen and electronic device with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201974792U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102929467A (en) * | 2012-11-14 | 2013-02-13 | 上海华勤通讯技术有限公司 | Touch-screen electronic equipment |
| CN103218100A (en) * | 2013-04-26 | 2013-07-24 | 信利光电(汕尾)有限公司 | Capacitive touch screen and manufacturing method thereof |
| CN103507207A (en) * | 2012-06-29 | 2014-01-15 | 义隆电子股份有限公司 | Method for manufacturing input module by plastic injection molding |
| CN103631437A (en) * | 2013-09-27 | 2014-03-12 | 南昌欧菲光科技有限公司 | Protection panel for display screen and electronic product with the protection panel |
| CN104915055A (en) * | 2015-05-18 | 2015-09-16 | 业成光电（深圳）有限公司 | Anti-collision type touch display device |
| CN106200056A (en) * | 2016-08-28 | 2016-12-07 | 上海与德通讯技术有限公司 | A kind of screen module and electronic equipment |
| CN106549660A (en) * | 2017-01-16 | 2017-03-29 | 福州丹诺西诚电子科技有限公司 | A kind of automobile middle control solid wood switch |
| CN108954740A (en) * | 2018-09-26 | 2018-12-07 | 广东美的制冷设备有限公司 | Detection device and air conditioner |
-
2010
- 2010-12-15 CN CN 201020672778 patent/CN201974792U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103507207A (en) * | 2012-06-29 | 2014-01-15 | 义隆电子股份有限公司 | Method for manufacturing input module by plastic injection molding |
| CN103507207B (en) * | 2012-06-29 | 2016-01-06 | 义隆电子股份有限公司 | Method for manufacturing input module by plastic injection molding |
| CN102929467A (en) * | 2012-11-14 | 2013-02-13 | 上海华勤通讯技术有限公司 | Touch-screen electronic equipment |
| CN103218100A (en) * | 2013-04-26 | 2013-07-24 | 信利光电(汕尾)有限公司 | Capacitive touch screen and manufacturing method thereof |
| CN103631437A (en) * | 2013-09-27 | 2014-03-12 | 南昌欧菲光科技有限公司 | Protection panel for display screen and electronic product with the protection panel |
| CN104915055A (en) * | 2015-05-18 | 2015-09-16 | 业成光电（深圳）有限公司 | Anti-collision type touch display device |
| CN104915055B (en) * | 2015-05-18 | 2018-01-23 | 业成光电（深圳）有限公司 | Anti-collision touch control display apparatus |
| CN106200056A (en) * | 2016-08-28 | 2016-12-07 | 上海与德通讯技术有限公司 | A kind of screen module and electronic equipment |
| CN106549660A (en) * | 2017-01-16 | 2017-03-29 | 福州丹诺西诚电子科技有限公司 | A kind of automobile middle control solid wood switch |
| CN108954740A (en) * | 2018-09-26 | 2018-12-07 | 广东美的制冷设备有限公司 | Detection device and air conditioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110914 Termination date: 20141215 |
|
| EXPY | Termination of patent right or utility model |