CN202976018U - Touch screen - Google Patents

Touch screen Download PDF

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Publication number
CN202976018U
CN202976018U CN 201220518122 CN201220518122U CN202976018U CN 202976018 U CN202976018 U CN 202976018U CN 201220518122 CN201220518122 CN 201220518122 CN 201220518122 U CN201220518122 U CN 201220518122U CN 202976018 U CN202976018 U CN 202976018U
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CN
China
Prior art keywords
module
gap
touch
touch screen
colloid layer
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
Application number
CN 201220518122
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Chinese (zh)
Inventor
何宽鑫
李利群
罗帮伟
徐伟
黄萍萍
杨俊评
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TPK Touch Solutions Xiamen Inc
Original Assignee
TPK Touch Solutions Xiamen Inc
Priority date (The priority date 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 date listed.)
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Priority to CN 201220518122 priority Critical patent/CN202976018U/en
Application granted granted Critical
Publication of CN202976018U publication Critical patent/CN202976018U/en
Anticipated expiration legal-status Critical
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Abstract

The utility model provides a touch screen on which a central joint area and a peripheral area surrounding the central joint area are defined. The touch screen comprises a touch-control module and a display module, which are mutually jointed in the central joint area, a clearance is reserved between the touch-control module and the display module in the peripheral area, and a colloid layer is filled in the clearance. The colloid layer ensures that the display module can not be deformed by pressing when the edge of the touch-control module is pressed, so as to eliminate ripples at the edge.

Description

Touch screen
Technical field
The relevant a kind of touch technology of the utility model system, espespecially a kind of touch screen.
Background technology
In recent years, contact panel is used widely, and adopts the touch control type screen of contact panel to be called again touch screen, is a kind of induction type display device that touch control operation produces input signal that receives.
General touch screen comprises touch module and shows module, and it is multiple that touch module and the Integration Mode that shows module have, for example be fixed by additional device, and the mode of fitting by colloid.wherein, in the mode of fitting by colloid, a kind of laminating type that is called full subsides is arranged, namely lay the optical cement of whole in a surface of touch module or demonstration module, carry out again both applyings, in this mode, owing to showing that module is not exclusively smooth for the surface of fitting, namely be provided with the surrounding zone of frame higher than the conformable region of centre, therefore can avoid higher neighboring area when laying colloid, and only lay colloid in conformable region, thereby avoid the bad problems of fitting such as the bubble that causes because of the binding face out-of-flatness, in addition, some show that the surrounding zone of module is not provided with frame, the surface of namely fitting is smooth, but for fear of overflowing of colloid, equally also can avoid the surrounding zone when laying colloid, and only lay colloid in conformable region.Because colloid has certain thickness, in not being provided with the demonstration module of frame, the thickness of colloid itself namely can make and show that there are the gap in module and touch module in the surrounding zone, in being provided with the demonstration module of frame, the thickness of colloid is greater than the height of frame, therefore also can make and show that there are the gap in module and touch module in the surrounding zone, in user's use procedure, if when being pressed into this surrounding zone, can make and show that module is out of shape because of pressurized, thereby produce the phenomenons such as water wave, had a strong impact on the display effect that shows module.
The utility model content
The utility model is to provide a kind of touch screen that can effectively solve the anastatic water waviness phenomena.
A kind of touch screen, define central conformable region with around the surrounding zone of described central conformable region, described touch screen comprises touch module and shows module, described touch module and described demonstration module are fitted each other at described central conformable region, there are the gap in described touch module and described demonstration module each other in described surrounding zone, and described gap-fill has colloid layer.
In embodiment, more comprise a bonding coat therein, wherein said touch module comprises binding face, and described demonstration module comprises display surface, and described bonding coat is located between described binding face and described display surface at described central conformable region.
In embodiment, described bonding coat covers the binding face that is positioned at described central conformable region fully therein.
Therein in embodiment, described gap is present between described binding face and described display surface in described surrounding zone, and described colloid layer is filled in described gap.
Therein in embodiment, more comprise and be positioned at described surrounding zone and be arranged on conducting wire on described binding face, wherein said gap is present between described conducting wire and described display surface in described surrounding zone, and described colloid layer is filled in described gap and covers described conducting wire.
Therein in embodiment, more comprise being positioned at described surrounding zone and being arranged on frame on described display surface, the relatively described display surface projection of described frame.
Therein in embodiment, described gap is present between described frame and described binding face in described surrounding zone, and described colloid layer is filled in described gap.
Therein in embodiment, more comprise being positioned at described surrounding zone and being arranged on conducting wire on described binding face, wherein said gap is present between described conducting wire and described frame, and described colloid layer is filled in described gap and covers described conducting wire.
In embodiment, being provided with space or described colloid layer between described colloid layer and described bonding coat is to be spaced mode to be arranged on same level in described gap therein.
Above-mentioned touch screen, show module except utilizing bonding coat and touch module to fit, also fill colloid layer in touch module with showing the gap location that module exists each other in the surrounding zone, when having guaranteed that the touch module edge is pressed, colloid layer provides corresponding anchorage force, the demonstration module can because pressurized is out of shape, not eliminated the anastatic water waviness phenomena by this.
Description of drawings
Fig. 1 is the touch-control screen structure schematic diagram in the utility model the first embodiment;
Fig. 2 is the touch-control screen structure schematic diagram in the utility model the second embodiment;
Fig. 3 is the touch-control screen structure schematic diagram in the utility model the 3rd embodiment;
Fig. 4 is the touch-control screen structure schematic diagram in the utility model the 4th embodiment;
Fig. 5 is the touch screen manufacture method process flow diagram in the utility model the first embodiment;
Fig. 6 is the touch screen manufacture method process flow diagram in the utility model the second embodiment;
Fig. 7 is the touch screen manufacture method process flow diagram in the utility model the 3rd embodiment;
Fig. 8 is the touch screen manufacture method process flow diagram in the utility model the 4th embodiment.
Embodiment
As shown in Figure 1, Fig. 1 has shown the touch-control screen structure schematic diagram of the first embodiment of the present utility model.Touch screen 10 defines central conformable region 101 and surrounding zone 102, surrounding zone 102 is around central conformable region 101, touch screen 10 comprises touch module 110 and shows module 120, touch module 110 is fitted at central conformable region 101 each other with showing module 120,102 there is gap 103 in touch module 110 with showing module 120 each other in the surrounding zone, and gap 103 is filled with colloid layer 140.Colloid layer 140 provides corresponding anchorage force for touch module 110 edges when being pressed, make to show that module 120 can because pressurized is out of shape, not eliminate the anastatic water waviness phenomena by this.Cause touch module 110 when having avoided simultaneously pressing touch module 110 edge and show unbalance stress between module 120, having extended the serviceable life of touch screen.
Above-mentioned touch screen 10, touch module 110 comprises binding face 112, shows that module 120 comprises display surface 122, bonding coat 130 central conformable region 102 and be located at binding face 112 and display surface 122 between.Between the binding face 112 and display surface 122 of gap 103 in surrounding zone 102,103 places, gap are filled with colloid layer 140.
As shown in Figure 2, Fig. 2 has shown the second embodiment of the present utility model.The difference of the present embodiment and the first embodiment is, touch module 110 more comprises exposed conducting wire 114, conducting wire 114 is arranged on the binding face 112 that is positioned at surrounding zone 102, the corresponding position that changes gap 103 of the increase of conducting wire 114, for being different from the first embodiment, represent with gap 104 in the present embodiment, gap 104 is present in conducting wire 114 and between the display surface 122 of surrounding zone 102, colloid layer 140 is filled in gap 104 and covers conducting wire 114.Colloid layer 140 covers conducting wire 114, can guarantee in making or use procedure, and conducting wire 114 can be because of caused function to be damaged by damage by static electricity.
As shown in Figure 3, Fig. 3 has shown the 3rd embodiment of the present utility model.The difference of the present embodiment and the first embodiment is, show that module 120 more comprises frame 124, frame 124 is arranged on the display surface that is positioned at surrounding zone 102, relative display surface 122 projections of frame 124, the corresponding position that changes gap 103 of the increase of frame 124 for being different from the first embodiment, represents with gap 105 in the present embodiment, gap 105 is present between frame 124 and binding face 112 in surrounding zone 102, and colloid layer 140 is filled in gap 105.
As shown in Figure 4, Fig. 4 has shown the utility model the 4th embodiment.The difference of the present embodiment and the 3rd embodiment is, touch module 110 more comprises conducting wire 114, conducting wire 114 is arranged on the binding face 112 that is positioned at surrounding zone 102, the corresponding position that changes gap 105 of the increase of conducting wire 114, for being different from the 3rd embodiment, represent with gap 106 in the present embodiment, gap 106 is present between frame 124 and conducting wire 114, and colloid layer 140 is filled in gap 106 and covers conducting wire 114.Colloid layer 140 covers conducting wire 114, can guarantee in making or use procedure, and conducting wire 114 can be because of caused function to be damaged by damage by static electricity.
In the above-described embodiments, touch module 110 can be the capacitance touching control module, can be also the electric resistance touch-control module, but not as limit.Touch module 110 can adopt monolithic glass scheme (One glass solution); perhaps layer glass structure (Glass to Glass), also can adopt thin-film capacitor inductor (Film sensor) and cover glass (cover glass) to bind the structure that forms.Touch module 110 is available for users to input according to showing that the function choosing-item that shows on module 120 clicks the action that will carry out with finger or pointer.
In the above-described embodiments, bonding coat 130 can be optics glue-line (Optical Clear Adhesive, OCA), laminating type can adopt bonding coat 130 to cover fully to be positioned at the full laminating type of central conformable region 101 to fit, namely lay the optical cement of whole in the binding face 112 that is positioned at central conformable region 101 or the display surface 124 that is positioned at central conformable region 101, then carry out both applyings.This laminating type can make touch module 110 and demonstration module 120 fit more firmly, difficult drop-off.Certainly also can select in other embodiments part to fit, namely bonding coat 130 not exclusively covers the display surface 122 that is positioned at the binding face 112 of central conformable region 101 or is positioned at central conformable region 101.
In the above-described embodiments, colloid layer 140 can be liquid optical cement layer (Liquid Optical Clear Adhesive, LOCA), and its filling mode can use point gum machine to carry out pneumatic type point glue or creeping motion type point glue, can certainly adopt hand point glue.Colloid layer 140 can fill up fully when the gap is pressed further to guarantee touch module 110 edges and show that module 120 can not be out of shape because pressing.Certainly in other embodiments, can be provided with the space between colloid layer 140 and bonding coat 130, colloid layer 140 can be also to be spaced mode to be arranged on same level in the gap, and namely colloid layer 140 comprises a plurality of colloids, space and being positioned on same level between a plurality of colloids.
As Fig. 1 and shown in Figure 5, Fig. 5 has shown the manufacture method embodiment of the touch screen in the utility model the first embodiment, comprises the following steps:
Step S510: at the central conformable region 101 of touch screen 10, touch module 110 is fitted by bonding coat 130 each other with showing module 120.Touch module 110 and the applying that shows module 120 are by forming bonding coat 130 on the binding face 112 that is positioned at central conformable region 101 or the display surface 122 that is positioned at central conformable region 101, then the contraposition of carrying out both is fitted.
Step S520: in the surrounding zone 102 of touch screen 10, fill colloid layer 140 in touch module 110 and the gap 103 that shows that module 120 exists each other, wherein surrounding zone 102 is around central conformable region 101.As shown in Figure 1, gap 103 is present between binding face 112 and display surface 122 in surrounding zone 102, and colloid layer 140 is filled in gap 103.
As Fig. 2 and shown in Figure 6, Fig. 6 has shown the manufacture method embodiment of the touch screen in the utility model the second embodiment, the difference of touch screen manufacture method embodiment in the present embodiment and the utility model the first embodiment is, before step S510, more comprise a step S610, form conducting wire 114 on touch module 110, namely wire line 114 can be formed on the binding face 112 of surrounding zone 102, and the mode of formation can be sputter or lithography.Due to setting up of conducting wire 114, gap 104 is present in conducting wire 114 and between the display surface 122 of surrounding zone 102, colloid layer 140 is filled in gap 104 and covers conducting wire 114.Colloid layer 140 covers conducting wire 114, can guarantee in making or use procedure, and conducting wire 114 can be because of caused function to be damaged by damage by static electricity.
As Fig. 3 and shown in Figure 7, Fig. 7 has shown the manufacture method embodiment of the touch screen in the utility model the 3rd embodiment, the embodiment of the method difference of the present embodiment and the first embodiment is, before step S510, more comprise a step S710, form frame 124 on the display surface 122 of surrounding zone 102 on demonstration module 120, relative display surface 122 projections of frame 124.
As Fig. 4 and shown in Figure 8, Fig. 8 has shown the manufacture method embodiment of the touch screen in the utility model the 4th embodiment, the embodiment of the method difference of the present embodiment and the 3rd embodiment is, before step S710, more comprise a step S810, form conducting wire 114 on touch module 110, wire line 114 is formed at the binding face 112 of surrounding zone 102, and the mode of formation can be sputter or lithography.Due to setting up of conducting wire 114, gap 104 is present in conducting wire 114 and between the display surface 122 of surrounding zone 102, colloid layer 140 is filled in gap 104 and covers conducting wire 114.Colloid layer 140 covers conducting wire 114, can guarantee in making or use procedure, and conducting wire 114 can be because of caused function to be damaged by damage by static electricity.Because conducting wire 114 and frame 124 are formed at respectively touch module 110 and show on module 120, there is no inevitable sequencing requirement between both formation, therefore step S810 also can be after step S710 or complete independently separately.
In above-mentioned each embodiment of the method, can be filled into smoothly in the gap for guaranteeing colloid layer 140, can be before step S520, fair water fin is set in a side that shows module or touch module, the guiding colloid flows to the gap, after step S520, fair water fin is removed, and fair water fin can be mylar.
In said method embodiment, touch module 110 is available for users to input according to showing that the function choosing-item that shows on module 120 clicks the action that will carry out with finger or pointer.Touch module 110 can be the capacitance touching control module, can be also the electric resistance touch-control module, but not as limit.The capacitance touching control module can adopt the monolithic glass scheme, perhaps adopts the layer glass structure, the structure that also can adopt thin-film capacitor inductor and cover glass to be bonded.
In said method embodiment, bonding coat 130 can be optics glue-line (Optical Clear Adhesive, OCA), laminating type can adopt bonding coat 130 to cover fully to be positioned at the full laminating type of central conformable region 101 to fit, and the optical cement of namely laying one whole in the binding face 112 that is positioned at central conformable region 101 or the display surface 124 that is positioned at central conformable region 101 carries out both applyings again.This laminating type can make touch module 110 and demonstration module 120 fit more firmly, difficult drop-off.Certainly also can select in other embodiments part to fit, namely bonding coat 130 not exclusively covers the display surface 122 that is positioned at the binding face 112 of central conformable region 101 or is positioned at central conformable region 101.
In said method embodiment, colloid layer 140 can be selected the liquid optical cement layer, and its filling mode can use point gum machine to carry out pneumatic type point glue or creeping motion type point glue, can certainly adopt manual spot-gluing.Colloid layer 140 can fill up fully when the gap is pressed further to guarantee touch module 110 edges and show that module 120 can not be out of shape because pressing.Certainly in other embodiments, can be provided with the space between colloid layer 140 and bonding coat 130, colloid layer 140 can be also to be spaced mode to be arranged on same level in the gap, and namely colloid layer 140 comprises a plurality of colloids, space and being positioned on same level between a plurality of colloids.
Above-mentioned touch screen manufacture method, after touch module 110 and demonstration module 120 use bonding coats 130 are fitted, fill colloid layer 140 at gap location, when having guaranteed that touch module 110 edges are pressed, colloid layer 140 provides corresponding anchorage force, show that module 120 can be because pressurized be out of shape, elimination anastatic water waviness phenomena.Reduce simultaneously and press touch module 110 and show the impact of binding effect between module 120, cause touch module 110 when having avoided pressing touch module 110 edge and show unbalance stress between module 120, extended the serviceable life of touch screen.
The above is only the preferred embodiment of the utility model, is not the claim that limits the utility model; All other do not break away from lower the equivalence of completing change of spirit or the modification that creation is disclosed, and all should be included in following claim.

Claims (9)

1. touch screen, define central conformable region with around the surrounding zone of described central conformable region, described touch screen comprises touch module and shows module, described touch module and described demonstration module are fitted each other at described central conformable region, there are the gap in described touch module and described demonstration module each other in described surrounding zone, and described gap-fill has colloid layer.
2. touch screen as claimed in claim 1, it is characterized in that, more comprise a bonding coat, wherein said touch module comprises binding face, described demonstration module comprises display surface, and described bonding coat is located between described binding face and described display surface at described central conformable region.
3. touch screen as claimed in claim 2, is characterized in that, described bonding coat covers the binding face that is positioned at described central conformable region fully.
4. touch screen as claimed in claim 2, is characterized in that, described gap is present between described binding face and described display surface in described surrounding zone, and described colloid layer is filled in described gap.
5. touch screen as claimed in claim 2, it is characterized in that, touch module more comprises and is positioned at described surrounding zone and is arranged on conducting wire on described binding face, wherein said gap is present between described conducting wire and described display surface in described surrounding zone, and described colloid layer is filled in described gap and covers described conducting wire
6. touch screen as claimed in claim 2, is characterized in that, shows that module more comprises to be positioned at described surrounding zone and to be arranged on frame on described display surface, the relatively described display surface projection of described frame.
7. touch screen as claimed in claim 6, is characterized in that, described gap is present between described frame and described binding face in described surrounding zone, and described colloid layer is filled in described gap.
8. touch screen as claimed in claim 6, it is characterized in that, described touch module more comprises and is positioned at described surrounding zone and is arranged on conducting wire on described binding face, wherein said gap is present between described conducting wire and described frame, and described colloid layer is filled in described gap and covers described conducting wire.
9. touch screen as claimed in claim 1, is characterized in that, being provided with space or described colloid layer between described colloid layer and described bonding coat is to be spaced mode to be arranged on same level in described gap.
CN 201220518122 2012-10-10 2012-10-10 Touch screen Expired - Lifetime CN202976018U (en)

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CN 201220518122 CN202976018U (en) 2012-10-10 2012-10-10 Touch screen

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Application Number Priority Date Filing Date Title
CN 201220518122 CN202976018U (en) 2012-10-10 2012-10-10 Touch screen

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103729078A (en) * 2012-10-10 2014-04-16 宸鸿科技(厦门)有限公司 Touch screen and manufacturing method thereof
CN104777938A (en) * 2015-04-23 2015-07-15 业成光电(深圳)有限公司 Touch device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103729078A (en) * 2012-10-10 2014-04-16 宸鸿科技(厦门)有限公司 Touch screen and manufacturing method thereof
CN103729078B (en) * 2012-10-10 2018-08-07 宸鸿科技(厦门)有限公司 Touch screen and its manufacturing method
CN104777938A (en) * 2015-04-23 2015-07-15 业成光电(深圳)有限公司 Touch device

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Granted publication date: 20130605