CN204044782U - Touch-screen and touching device - Google Patents
Touch-screen and touching device Download PDFInfo
- Publication number
- CN204044782U CN204044782U CN201420433953.2U CN201420433953U CN204044782U CN 204044782 U CN204044782 U CN 204044782U CN 201420433953 U CN201420433953 U CN 201420433953U CN 204044782 U CN204044782 U CN 204044782U
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- touch
- lead end
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Abstract
The utility model discloses a kind of touch-screen and touching device, comprising: substrate, touch sensitive layer, insulation course, metal connecting layer and flexible circuit board; Wherein, touch sensitive layer is positioned at substrate surface, many electrical leads that touch sensitive layer comprises touch electrode and is electrically connected with touch electrode, the lead end of many electrical leads is all arranged at bindings bit, wherein, the lead end of many electrical leads is divided into multiple lead end group, and all lead ends of each lead end group have identical function; Insulation course covers bindings bit, and insulation course comprises multiple overlap joint hole, and each overlap joint Kong Junyu lead end is corresponding; Metal connecting layer is positioned on insulation course, and metal connecting layer comprises many strip metals connecting line, and every strip metal connecting line is connected by overlap joint Kong Yuyi lead end group; Flexible circuit board and metal connecting layer are electrically connected.Decrease the pin number of flexible circuit board, and then effectively can reduce the area of flexible circuit board, reduce the cost making touch-screen.
Description
Technical field
The utility model relates to touch display technique field, in particular, relates to a kind of touch-screen and touching device.
Background technology
Along with the development of electronic science and technology, people more and more pay attention to touch-screen, because touch-screen is not only applicable to the market demand of multimedia information inquiry device, and touch-screen has sturdy and durable, reaction velocity block, saves space, is easy to the plurality of advantages such as interchange.
It is that touch function layer is integrated in substrate surface that the method for common capacitive touch screen integrated touch functional layer comprises following two kinds: one, forms touch panel, and then touch panel is fitted in lid surface, forms touch-screen; Another kind is that touch function layer is integrated in lid surface, is formed and touches protecgulum.No matter the touch-screen of which kind of structure, all needs touch function layer to be electrically connected with flexible circuit board, feeds back to display module with the touch information received by touch function layer.
Before touch-screen is electrically connected with flexible circuit board, first need in manufacturing process, the multiple contact conductors practicing level in touch function layer with touch electrode typical case are arranged and forms bindings bit, then flexible circuit board is electrically connected with bindings bit, but the area of existing flexible circuit board is large, the cost making touching device is high.
Utility model content
In view of this, the utility model provides a kind of touch-screen and touching device, is linked together by the contact conductor with identical function by metal connecting layer, reduces the terminals be connected with flexible circuit board, and then reduces the area of flexible circuit board.
A kind of touch-screen, comprising:
Substrate, touch sensitive layer, insulation course, metal connecting layer and flexible circuit board;
Wherein, described touch sensitive layer is positioned at described substrate surface, many electrical leads that described touch sensitive layer comprises touch electrode and is electrically connected with described touch electrode, the lead end of described many electrical leads is all arranged at bindings bit, wherein, the lead end of described many electrical leads is divided into multiple lead end group, and all lead ends of each lead end group have identical function;
Described insulation course covers described bindings bit, and described insulation course comprises multiple overlap joint hole, and each overlap joint Kong Junyu lead end is corresponding;
Described metal connecting layer is positioned on described insulation course, and described metal connecting layer comprises many strip metals connecting line, and every strip metal connecting line is connected by overlap joint Kong Yuyi lead end group;
Described flexible circuit board and described metal connecting layer are electrically connected.
Preferably, in any two lead end groups, the line of all lead ends of one of them lead end group, and without intersecting between the line of all lead ends of another lead end group.
Preferably, described multiple lead end group is along described touch control electrode to the order arrangement of the direction of described bindings bit.
Preferably, described substrate is glass substrate or resin substrate.
Preferably, described touch electrode is tin indium oxide touch electrode.
Preferably, described contact conductor is double-decker, comprises the indium tin oxide layer being positioned at described substrate surface and the metal level being positioned at described indium tin oxide layer surface;
Wherein, described indium tin oxide layer and described touch electrode are same layer.
Preferably, described metal level is silver layer.
Preferably, described insulation course is insulating oil layer of ink.
Preferably, described metal contact wires is silver-colored connecting line or copper connecting line.
A kind of touching device, described touching device comprises above-mentioned touch-screen.
Compared with prior art, the scheme that the utility model provides has the following advantages:
The touch-screen that the utility model provides and touching device, comprising: substrate, touch sensitive layer, insulation course, metal connecting layer and flexible circuit board; Wherein, touch sensitive layer is positioned at substrate surface, many electrical leads that touch sensitive layer comprises touch electrode and is electrically connected with touch electrode, the lead end of many electrical leads is all arranged at bindings bit, wherein, the lead end of many electrical leads is divided into multiple lead end group, and all lead ends of each lead end group have identical function; Insulation course covers bindings bit, and insulation course comprises multiple overlap joint hole, and each overlap joint Kong Junyu lead end is corresponding; Metal connecting layer is positioned on insulation course, and metal connecting layer comprises many strip metals connecting line, and every strip metal connecting line is connected by overlap joint Kong Yuyi lead end group; Flexible circuit board and metal connecting layer are electrically connected.
Can be learnt by foregoing, connected by a strip metal connecting line by the lead end of contact conductor identical for function, the contact conductor various relative to quantity, the quantity of metal contact wires is little.When being electrically connected between flexible circuit board and touch sensitive layer, flexible circuit board is only needed to be electrically connected with metal contact wires, decrease the pin number of flexible circuit board, and then effectively can reduce the area of flexible circuit board, reduce the cost making touch-screen.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiment of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
Fig. 1 is the structural representation of the contact conductor of existing a kind of touch-screen;
The structural representation of a kind of touch-screen that Fig. 2 provides for the embodiment of the present application;
The structural representation of the contact conductor of a kind of touch-screen that Fig. 3 provides for the embodiment of the present application;
Fig. 4 a is the structural representation of the insulation course of the touch-screen shown in Fig. 3;
Fig. 4 b is the structural representation of the metal connecting layer of the touch-screen shown in Fig. 3.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
As described in background, but the area of existing flexible circuit board is large, and the cost making touching device is high.One of the main reasons is that the quantity of contact conductor is large, and flexible circuit board needs to arrange the pin identical with contact conductor quantity, therefore makes the area of flexible circuit board increase.Shown in concrete reference diagram 1, for the structural representation of the contact conductor of existing a kind of touch-screen, wherein, contact conductor 100 and touch electrode 200 are electrically connected, the lead end of contact conductor 100 is arranged at bindings bit 300, and the arrangement of the lead end Monodispersed of contact conductor 100.Contact conductor distribution shown in composition graphs 1, so need the design pin identical with contact conductor quantity in flexible circuit board, just can make touch electrode and flexible circuit board be electrically connected, and the various pin of quantity makes the area change of flexible circuit board greatly.Inventor studies discovery, and one of method of head it off is the quantity reducing contact conductor, and then can pass through the pin number reducing flexible circuit board, to reduce the area of flexible circuit board.
Based on this, the embodiment of the present application provides a kind of touch-screen, shown in composition graphs 2 ~ Fig. 4 b, is described in detail the touch-screen that the embodiment of the present application provides.The structural representation of a kind of touch-screen that Fig. 2 provides for the embodiment of the present application, the structural representation of the contact conductor of a kind of touch-screen that Fig. 3 provides for the embodiment of the present application, Fig. 4 a is the structural representation of the insulation course of the touch-screen shown in Fig. 3, and Fig. 4 b is the structural representation of the metal connecting layer of the touch-screen shown in Fig. 3.
Wherein, touch-screen comprises: substrate 1, touch sensitive layer 2, insulation course 3, metal connecting layer 4 and flexible circuit board 5.
Touch sensitive layer 2 is positioned at substrate 1 surface, many electrical leads 22 that touch sensitive layer 2 comprises touch electrode 21 and is electrically connected with touch electrode 21, the lead end of many electrical leads 22 is all arranged at bindings bit 23, wherein, the lead end of many electrical leads 22 is divided into multiple lead end group, and all lead ends of each lead end group have identical function;
Insulation course 3 covers bindings bit 23, and insulation course 3 comprises multiple overlap joint hole 31, and each overlap joint hole 31 is all corresponding with a lead end.Namely the quantity overlapping hole is identical with lead end, and a corresponding lead end in overlap joint hole, overlap joint hole is used for the through hole of follow-up connection metal connecting line;
Metal connecting layer 4 is positioned on insulation course 3, and metal connecting layer 4 comprises many strip metals connecting line 41, and every strip metal connecting line 41 is connected with a lead end group by overlap joint hole 31;
Flexible circuit board 5 and metal connecting layer 4 are electrically connected, and namely flexible circuit board 5 is electrically connected by metal connecting layer 4 and touch sensitive layer 2, and then touch sensitive layer 2 is connected to drive unit.
Preferably, in any two lead end groups, the line of all lead ends of one of them lead end group, and without intersecting between the line of all lead ends of another lead end group.Multiple lead end group is along the direction X order arrangement of touch control electrode 21 to bindings bit 23.Concrete, shown in figure 3, conveniently to this programme explanation specifically, the quantity of contact conductor is set to 9 by the present embodiment, wherein, the function of every 3 electrical leads is identical, the lead end of 9 electrical leads is divided into A, B and C tri-groups, wherein, in lead end group A in the connecting line of all lead ends, lead end group B in the connecting line of all lead ends and lead end group C all lead ends connecting line between without intersecting, and lead end group A, lead end group B and lead end group C are along the direction order arrangement of touch control electrode 21 to bindings bit 23.
Shown in figure 4a and 4b, insulation course 3 is provided with multiple overlap joint hole 31 according to the lead end of contact conductor 22, and each overlap joint hole 31 is all corresponding with a lead end, is exposed by lead end.Metal connecting layer 4 comprises three strip metal connecting lines 41, and every strip metal connecting line 41 all connects a lead end group, is electrically connected by contact conductor identical for function.Owing to flexible circuit board and metal connecting layer being electrically connected, and the quantity of the metal contact wires of metal connecting layer reduces greatly relative to the quantity of contact conductor, therefore can reduce the area of flexible circuit board.
More specifically, the substrate that the embodiment of the present application provides can be glass substrate, also can be resin substrate, not be restricted this.Attractive in appearance in order to touch-screen, between substrate and touch sensitive layer, include decorative layer, decorative layer is ink decorative layer, for covering the regions such as contact conductor around touch-screen visible area.
Touch electrode is made by electrically conducting transparent material, and optionally, touch electrode is tin indium oxide touch electrode, and tin indium oxide can adopt the mode of evaporation or Vacuum Deposition to be formed at substrate surface.
In addition, consider the sensitivity of touch sensitive layer, the line resistance of contact conductor needs the very little of design, optionally, contact conductor is double-decker, comprises the indium tin oxide layer being positioned at substrate surface, and is positioned at the metal level on indium tin oxide layer surface, wherein, indium tin oxide layer and touch electrode are same layer; Preferably, metal level is silver layer; When making contact conductor, silver slurry layer can be formed in touch control electrode periphery, and silver slurry layer is formed at the surface of touch control electrode place electrically conducting transparent material (tin indium oxide) layer, then on the double-decker of silver slurry layer and electrically conducting transparent material layers, make contact conductor by Radium art, due to electrically conducting transparent material layers arrange can be reduced in adopt Radium art to make contact conductor time the probability that breaks, and then improve the qualification rate making contact conductor.
Optionally, insulation course is insulating oil layer of ink, and metal contact wires is silver-colored connecting line or copper connecting line.
In addition, the embodiment of the present application additionally provides a kind of touching device, and touching device comprises above-mentioned touch-screen.
The touch-screen that the embodiment of the present application provides and touching device, comprising: substrate, touch sensitive layer, insulation course, metal connecting layer and flexible circuit board; Wherein, touch sensitive layer is positioned at substrate surface, many electrical leads that touch sensitive layer comprises touch electrode and is electrically connected with touch electrode, the lead end of many electrical leads is all arranged at bindings bit, wherein, the lead end of many electrical leads is divided into multiple lead end group, and all lead ends of each lead end group have identical function; Insulation course covers bindings bit, and insulation course comprises multiple overlap joint hole, and each overlap joint Kong Junyu lead end is corresponding; Metal connecting layer is positioned on insulation course, and metal connecting layer comprises many strip metals connecting line, and every strip metal connecting line is connected by overlap joint Kong Yuyi lead end group; Flexible circuit board and metal connecting layer are electrically connected.
Can be learnt by foregoing, connected by a strip metal connecting line by the lead end of contact conductor identical for function, the contact conductor various relative to quantity, the quantity of metal contact wires is little.When being electrically connected between flexible circuit board and touch sensitive layer, flexible circuit board is only needed to be electrically connected with metal contact wires, decrease the pin number of flexible circuit board, and then effectively can reduce the area of flexible circuit board, reduce the cost making touch-screen.
Claims (10)
1. a touch-screen, is characterized in that, comprising:
Substrate, touch sensitive layer, insulation course, metal connecting layer and flexible circuit board;
Wherein, described touch sensitive layer is positioned at described substrate surface, many electrical leads that described touch sensitive layer comprises touch electrode and is electrically connected with described touch electrode, the lead end of described many electrical leads is all arranged at bindings bit, wherein, the lead end of described many electrical leads is divided into multiple lead end group, and all lead ends of each lead end group have identical function;
Described insulation course covers described bindings bit, and described insulation course comprises multiple overlap joint hole, and each overlap joint Kong Junyu lead end is corresponding;
Described metal connecting layer is positioned on described insulation course, and described metal connecting layer comprises many strip metals connecting line, and every strip metal connecting line is connected by overlap joint Kong Yuyi lead end group;
Described flexible circuit board and described metal connecting layer are electrically connected.
2. touch-screen according to claim 1, is characterized in that, in any two lead end groups, and the line of all lead ends of one of them lead end group, and without intersecting between the line of all lead ends of another lead end group.
3. touch-screen according to claim 2, is characterized in that, described multiple lead end group is along described touch control electrode to the order arrangement of the direction of described bindings bit.
4. touch-screen according to claim 1, is characterized in that, described substrate is glass substrate or resin substrate.
5. touch-screen according to claim 1, is characterized in that, described touch electrode is tin indium oxide touch electrode.
6. touch-screen according to claim 5, is characterized in that, described contact conductor is double-decker, comprises the indium tin oxide layer being positioned at described substrate surface and the metal level being positioned at described indium tin oxide layer surface;
Wherein, described indium tin oxide layer and described touch electrode are same layer.
7. touch-screen according to claim 6, is characterized in that, described metal level is silver layer.
8. touch-screen according to claim 1, is characterized in that, described insulation course is insulating oil layer of ink.
9. touch-screen according to claim 1, is characterized in that, described metal contact wires is silver-colored connecting line or copper connecting line.
10. a touching device, is characterized in that, described touching device comprises the touch-screen described in claim 1 ~ 9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420433953.2U CN204044782U (en) | 2014-08-01 | 2014-08-01 | Touch-screen and touching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420433953.2U CN204044782U (en) | 2014-08-01 | 2014-08-01 | Touch-screen and touching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204044782U true CN204044782U (en) | 2014-12-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420433953.2U Expired - Fee Related CN204044782U (en) | 2014-08-01 | 2014-08-01 | Touch-screen and touching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204044782U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105493014A (en) * | 2015-02-06 | 2016-04-13 | 深圳市柔宇科技有限公司 | Capacitive touch screen and manufacturing method thereof |
| CN106886338A (en) * | 2017-02-08 | 2017-06-23 | 南昌欧菲显示科技有限公司 | Touch screen and electronic device |
-
2014
- 2014-08-01 CN CN201420433953.2U patent/CN204044782U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105493014A (en) * | 2015-02-06 | 2016-04-13 | 深圳市柔宇科技有限公司 | Capacitive touch screen and manufacturing method thereof |
| CN105493014B (en) * | 2015-02-06 | 2018-06-08 | 深圳市柔宇科技有限公司 | Capacitance touch screen and its manufacturing method |
| CN106886338A (en) * | 2017-02-08 | 2017-06-23 | 南昌欧菲显示科技有限公司 | Touch screen and electronic device |
| CN106886338B (en) * | 2017-02-08 | 2023-03-10 | 江西卓讯微电子有限公司 | Touch screen and electronic device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20161227 Address after: 523000 Guangdong city in Dongguan Province town of Liaobu City Industrial Road No. 7 business business Patentee after: Guangdong Jinlong electromechanical Co., Ltd. Address before: 523000 Tangxia City, Dongguan Province town Peak Road, No. 1, Patentee before: Jinlong electromechanical (Dongguan) Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141224 Termination date: 20200801 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |