CN203480486U - Touch panel - Google Patents

Touch panel Download PDF

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Publication number
CN203480486U
CN203480486U CN201320560310.XU CN201320560310U CN203480486U CN 203480486 U CN203480486 U CN 203480486U CN 201320560310 U CN201320560310 U CN 201320560310U CN 203480486 U CN203480486 U CN 203480486U
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CN
China
Prior art keywords
electrode
wire
electrode unit
contact panel
adjacent
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Expired - Fee Related
Application number
CN201320560310.XU
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Chinese (zh)
Inventor
纪贺勋
江耀诚
吴德发
赖彬
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
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TPK Touch Solutions Xiamen Inc
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Priority to CN201320560310.XU priority Critical patent/CN203480486U/en
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Publication of CN203480486U publication Critical patent/CN203480486U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to the technical field of touch control and provides a touch panel which comprises a plurality of first electrodes arrayed in parallel along a first axial direction, a plurality of second electrodes arrayed in parallel along a second axial shaft and a plurality of insulating blocks. Each first electrode comprises a plurality of first electrode units and a plurality of first guide lines. Each second electrode comprises a plurality of second electrode units and a plurality of second guide lines. Each insulating block comprises a main part and an additional part. The main parts are located between the first guide lines and the second guide lines, and the additional parts extend from the main parts to gaps between the first electrode units and adjacent electrode units. The touch panel can prevent short circuits, caused by lack of insulating blocks, of the first electrodes and the second electrodes.

Description

Contact panel
Technical field
The utility model system is relevant for touch technology field, and a kind of contact panel particularly.
Background technology
In the market of various consumption electronic products now, the interface tool that the portable electronic products such as personal digital assistant (PDA), mobile phone (mobile Phone), notebook computer (notebook) and flat computer (tablet PC) are used contact panel (touch panel) to link up as its data all widely can omit as traditional input equipments such as keyboard, mouses in the design of product.Especially under the drive of flat computer demand of stressing human oriented design, touch panel has suddenly become one of crucial spare part.
Known capacitance type touch-control panel, upper a plurality of the first electrodes of arranging along the first axially parallel and a plurality of the second electrode arranged along the second axially parallel laid in substrate one surface, between the second electrode of the first electrode and vicinity, there is space, in the intersection region of the first electrode and the second electrode, lay collets so that corresponding the first electrode and the second electrode insulation.Between the first electrode and the second electrode, form electric capacity, when touched, the electric capacity of contact will change, can detecting touch position by measuring this variation, obtain touch information.
In the preparation process of contact panel, collets are easily subject to the effect of external impact force and cause the collets edge part of intersection region between the first electrode and the second electrode to peel off disappearance, wherein strong on the impact of collets with the impulsive force from space direction.The disappearance of peeling off of collets causes short circuit between the first electrode and the second electrode, finally affects the touch-control effect of contact panel.
Summary of the invention
According to above-mentioned, the utility model provides a kind of contact panel that prevents from causing because of collets disappearance short circuit between electrode, and the method for manufacturing this contact panel.
The utility model provides a kind of contact panel, include: a plurality of the first electrodes, along one first axially parallel, arrange the first wire that wherein respectively this first electrode comprises a plurality of the first electrode units and these first axial two adjacent these the first electrode units of a plurality of electric connection; A plurality of the second electrodes, along one second axially parallel, arrange, the second wire that wherein respectively this second electrode comprises a plurality of the second electrode units and these second axial two adjacent these the second electrode units of a plurality of electric connection, between the second electrode unit and the first electrode unit, there is space, and this second wire is arranged in a crossed manner with this first wire; And a plurality of collets, respectively these collets comprise a main part and an appendix, wherein this main body section is so that this first wire and this second wire are insulated from each other between this first wire and this second wire, and the autonomous body of appendix extends in the space of the first electrode unit and adjacent the second electrode unit.
Of the present utility model being characterised in that, the collets in contact panel include a main part and an appendix, this appendix from main part extend to two disalignments to the space of electrode.Thus, even if collets still can keep insulation effect because the effect of foreign impacts power produces the situation of peeling off disappearance in edge, can effectively avoid disalignment to electrode axis contact with each other and be short-circuited situation.
Accompanying drawing explanation
Fig. 1 illustrate the first preferred embodiment contact panel of the present utility model on look schematic diagram.
Fig. 2 illustrates the partial enlarged drawing of the second preferred embodiment contact panel of the present utility model.
Fig. 3 illustrates the partial enlarged drawing of the 3rd preferred embodiment contact panel of the present utility model.
Fig. 4 illustrates the partial enlarged drawing of the 4th preferred embodiment contact panel of the present utility model.
Embodiment
For making to have the knack of under the utility model skill person as one of technical field, can further understand the utility model, below spy enumerates the preferred embodiment of the utility model, and coordinate appended graphicly, describe constitution content of the present utility model in detail and the effect reached is wanted by institute.
For convenience of description, each of the utility model is graphic only for signal is to be easier to understand the utility model, and its detailed ratio can be adjusted according to the demand of design.Description is for the upper and lower relation of relative component in figure in the text, people in this area all will be understood that the relative position that it means object, therefore all can overturn and present identical member, this all should belong to the scope that this instructions discloses together, in this appearance, first chats bright.
Fig. 1 illustrates the structural drawing of the first preferred embodiment contact panel of the present utility model.As shown in Figure 1, contact panel 100 comprises a plurality of the first electrodes 110 that for example, are arranged in parallel along first axial (X-axis), a plurality of the second electrode 120 and a plurality of collets 130 that for example, are arranged in parallel along second axial (Y-axis).First is axially axially not parallel relation with second, is preferably orthogonal herein.
The first wire 112 that the first electrode 110 comprises two the first electrode units 111 that a plurality of the first electrode units 111 are adjacent with a plurality of electric connection.The second wire 122 that the second electrode 120 comprises two the second electrode units 121 that a plurality of the second electrode units 121 are adjacent with a plurality of electric connection.Between the first electrode unit 111 and the second electrode unit 121, there is space, and the first wire 112 and the second wire 122 arranged in a crossed manner.Collets 130 comprise main part 131 and appendix 132, main part 131 between the first wire 112 and the second wire 122 so that both insulation are separated, its area is greater than the area in the region of the first wire 112 and the second wire 122 intersections, and is all positioned at the region outside the first electrode unit 111 and the second electrode unit 121.The autonomous body 131 of appendix 132 extends and is all arranged in the space of the first electrode unit 111 and adjacent the second electrode unit 121.The first electrode unit 110, the first wire 112 and the second electrode unit 121 are positioned in same plane, and the second wire 122 crossed collets 130 and is electrically connected with adjacent two the second electrode units 121.
In the present embodiment by the setting of appendix 132 in collets 130, can make processing procedure peripheral impact force action in appendix 132 and reduce its direct impact to main part 131, and then reduce rise in fact insulating effect main part 131 peel off disappearance, avoid short circuit between the first wire 112 and the second wire 122.
In Fig. 1, appendix 132 is extended in the first electrode unit 111 of four direction and the space of the second electrode unit 121 towards periphery, can resist the external impact force from different directions simultaneously.In fact, can be according to virtual electrode structure and demand some or multiple directions extension wherein.In the utility model, other embodiment are also so, are not repeated.
Fig. 2 illustrate the second preferred embodiment contact panel of the present utility model on look schematic diagram.For clearly disclosing feature of the present utility model, in Fig. 2, only draw the partial enlarged drawing of contact panel, particularly disalignment to electrode crossing position, and actual contact panel may comprise many strip electrodes, and its large I is adjusted arbitrarily.
As shown in Figure 2, contact panel 200 comprises the first axial axial the second electrode 220 and collets 230 of the first electrode 210, second.
The first wire 212 that the first electrode 210 comprises two the first electrode units 211 that a plurality of the first electrode units 211 are adjacent with a plurality of electric connection.The second wire 222 that the second electrode 220 comprises two the second electrode units 221 that a plurality of the second electrode units 221 are adjacent with a plurality of electric connection, between the first electrode unit 211 and the second electrode unit 221, there is space, and the first wire 212 and the second wire 222 arranged in a crossed manner.Collets 230 comprise main part 231 and appendix 232, and main part 231 is so that both insulation are separated between the first wire 212 and the second wire 222, and part overlap joint is to the first electrode unit 211 and the second electrode unit 221.The autonomous body 231 of appendix 232 extends in the space of the first electrode unit 211 and the second electrode unit 221, and overlap joint is to first electrode unit 211 and the second electrode unit 221 of both sides.The first electrode unit 211, the first wire 212 and the second electrode unit 221 are positioned in same plane, and the second wire 222 crossed collets 230 and is electrically connected with adjacent two the second electrode units 221.
In the present embodiment, collets 230 cover the first wire 212 completely, and overlapping edges, on the first electrode unit 211 and the second electrode unit 221, is positioned at completely outside the first dropping electrode unit 211 and the second electrode unit 221 and has better adhesion with respect to collets 230 edges.This adhesion has for external impact force the effect of better resisting, and can further prevent that impulsive force from impacting the main part 231 of insulating effect in fact and the first electrode 210 of causing and the phenomenon of the second electrode 220 short circuits.
Fig. 3 illustrate the 3rd preferred embodiment contact panel of the present utility model on look schematic diagram.For clearly disclosing feature of the present utility model, in Fig. 3, only draw the partial enlarged drawing of contact panel, particularly disalignment to electrode crossing position, and actual contact panel may comprise many strip electrodes, and its large I is adjusted arbitrarily.
As shown in Figure 3, contact panel 300 comprises the first axial axial the second electrode 320 and collets 330 of the first electrode 310, second.The first wire 312 that the first electrode 310 comprises two the first electrode units 311 that a plurality of the first electrode units 311 are adjacent with a plurality of electric connection.The second wire 322 that the second electrode 320 comprises two the second electrode units 321 that a plurality of the second electrode units 321 are adjacent with a plurality of electric connection, between the first electrode unit 311 and the second electrode unit 321, there is space, and the first wire 312 and the second wire 322 arranged in a crossed manner.Collets 330 comprise main part 331 and appendix 332.Main part 331 is so that both insulation are separated between the first wire 312 and the second wire 322, and two ends overlap to the second adjacent electrode unit 321, and are provided with through hole H in its region contacting with the second electrode unit 321.Appendix 332 extends in adjacent the first electrode unit 311 and the space between the second electrode unit 321 from this main part 331, and overlap joint is to first electrode unit 311 and the second electrode unit 321 of both sides.The first electrode unit 311, the first wire 312 and the second electrode unit 321 are positioned in same plane, and the second wire is electrically connected by through hole H and adjacent two the second electrode units 321.
Fig. 4 illustrate the 4th preferred embodiment contact panel of the present utility model on look schematic diagram.For clearly disclosing feature of the present utility model, in Fig. 4, only draw the partial enlarged drawing of contact panel, particularly disalignment to electrode crossing position, and actual contact panel may comprise many strip electrodes, and its large I is adjusted arbitrarily.
As shown in Figure 4, contact panel 400 comprises the first axial axial the second electrode 420 and collets 430 of the first electrode 410, second.The first wire 412 that the first electrode 410 comprises two the first electrode units 411 that a plurality of the first electrode units 411 are adjacent with a plurality of electric connection.The second wire 422 that the second electrode 420 comprises two the second electrode units 421 that a plurality of the second electrode units 421 are adjacent with a plurality of electric connection, between the first electrode unit 411 and the second electrode unit 421, there is space, and the first wire 412 and the second wire 422 arranged in a crossed manner.Collets 430 comprise main part 431 and appendix 432, and main part 431 is so that both insulation are separated between the first wire 412 and the second wire 422, and two ends overlap joints is to the first adjacent electrode unit 421.The autonomous body 431 of appendix 432 extends in the space of the first electrode unit 411 and the second electrode unit 421, and its end presents the shape of a wedge angle.The first electrode unit 311, the first wire 312 and the second electrode unit 321 are positioned in same plane herein, and the second wire 422 crossed collets 430 and is electrically connected with adjacent two the second electrode units 421.
In this enforcement, appendix 432 ends also can arrange a plurality of wedge angles.By the setting at least one wedge angle of appendix 432 end, can better disperse external impact force, reduce its impact to collets 430.
In above-described embodiment of the present utility model, also can comprise a substrate, this substrate can be various transparent or transparent materials, be not limited to hard substrate or bendable substrate, glass for example, polycarbonate (polycarbonate, PC), poly terephthalic acid second two fat (polyethylene terephthalate, PET), polymethyl methacrylate (polymethylmesacrylate, PMMA), polysulfones (Polysulfone, PES) or other cyclenes copolymers (cyclic olefin copolymer) etc., in order to carry and/or to protect each assembly formed thereon, as the first electrode unit, the first wire and the second electrode unit etc.
In embodiment of the present utility model, the first electrode unit and the second electrode unit comprise transparent conductive material, as indium tin oxide (Indium Tin Oxides, ITO), indium-zinc oxide (Indium Zinc Oxide, IZO), aluminium zinc oxide (Aluminum Zinc Oxide, AZO); Nano Silver, CNT etc.The material of the first wire and the second wire can comprise above-mentioned transparent conductive material or metals like gold, silver, copper or aluminium etc.; The material of collets can comprise the smooth layer that polymkeric substance forms, and for example pi (polyimide, PI), or inorganic material comprises silicon nitride (Si3N4) or silicon dioxide (SiO2) etc.Will be understood that, above-mentioned each assembly material used is only giving an example of the utility model preferred embodiment, the utility model does not limit to some extent to material, and each assembly also may replace with the material of other same natures, all belongs in the scope that the utility model contains.
The utility model collets are not limited to shown in above-mentioned accompanying drawing, for example, can be asymmetric structure, and the structure of main part and appendix also can combine according to actual demand adjustment.The edge of collets can be circular arc line, jaggies or wave etc., and the utility model is not limited this.
The method for making of above-mentioned contact panel includes following steps:
Form the first wire and a plurality of second electrode unit along one second axial array of a plurality of the first electrode units along one first axial array, these first axial two adjacent the first electrode units of a plurality of electric connection, wherein the first electrode unit and the first wire form the first electrode, between the first electrode unit and the second electrode unit, have space;
Form a plurality of collets, respectively these collets comprise a main part and an appendix, and wherein main body section is on the first wire, and the autonomous body of appendix extends in the space of the first electrode unit and the second electrode unit;
Form a plurality of the second wires, the second wire is positioned on collets, and is electrically connected second axially upper two adjacent the second electrode units, and wherein the second electrode unit and the second wire form the second electrode.
In one embodiment, more comprise a substrate is provided, and the first electrode unit, the first wire and the second electrode unit are formed on substrate.
In one embodiment, the first wire crossed a collets, was electrically connected second axially upper two adjacent the second electrode units.
In one embodiment, more comprise and form plurality of through holes on these collets, and respectively this first wire sees through through hole, be electrically connected second axially upper two adjacent the second electrode units.
The making flow process of above-mentioned the utility model contact panel, is first to form electrode (for example including the first electrode 110 and the second electrode unit 121), then forms collets 130, then forms bridging structure (namely the first wire 122).Yet the utility model is not limited to this, also can be undertaken by contrary fabrication steps, can first form bridging structure (namely the second wire), then form collets, then form electrode (comprising the first electrode and the second electrode unit).
Compare with the method for making of known contact panel, the utility model does not need to increase extra processing procedure, only needs to change the light shield that forms collets, can effectively reduce electrode and contact with each other and the possibility of short circuit.
Of the present utility model being characterised in that, the collets in contact panel include a main part and an appendix, this appendix from main part extend to two disalignments to the space of electrode.Thus, even if collets still can keep insulation effect because the effect of foreign impacts power produces the situation of peeling off disappearance in edge, can effectively avoid disalignment to electrode axis contact with each other and be short-circuited situation.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of making, be equal to replacement, improvement etc., within all should being included in the scope of the utility model protection.

Claims (13)

1. a contact panel, is characterized in that, includes:
A plurality of the first electrodes, arrange along one first axially parallel, the first wire that wherein respectively this first electrode comprises a plurality of the first electrode units and these first axial two adjacent these the first electrode units of a plurality of electric connection;
A plurality of the second electrodes, along one second axially parallel, arrange, the second wire that wherein respectively this second electrode comprises a plurality of the second electrode units and these second axial two adjacent these the second electrode units of a plurality of electric connection, between this second electrode unit and this first electrode unit, there is space, and this second wire is arranged in a crossed manner with this first wire; And
A plurality of collets, respectively these collets comprise main part and appendix, wherein this main body section is so that this first wire and this second wire are insulated from each other between this first wire and this second wire, and this appendix extends in the space of this first electrode unit and adjacent this second electrode unit from this main part.
2. contact panel according to claim 1, is characterized in that, this first electrode unit, the first wire and the second electrode unit are positioned at same plane, and this second wire is positioned at another plane.
3. contact panel according to claim 1, is characterized in that, the area of this main part is greater than the area in the region of this first wire and this second wire intersection.
4. contact panel according to claim 3, is characterized in that, this main part is positioned at outside this first electrode unit and this second electrode unit completely.
5. contact panel according to claim 3, is characterized in that, this main part overlap joint is to this adjacent with it first electrode unit or on this second electrode unit.
6. contact panel according to claim 3, is characterized in that, this main part overlap joint is to adjacent with it this first electrode unit and this second electrode unit.
7. contact panel according to claim 1, is characterized in that, this appendix is arranged in the space of this first electrode unit and this second electrode unit completely.
8. contact panel according to claim 1, is characterized in that, this appendix overlap joint is to adjacent this first electrode unit and this second electrode unit.
9. contact panel according to claim 3, is characterized in that, this second wire crossed these collets and is connected with two adjacent these the second electrode units.
10. according to the contact panel described in claim 5 or 6, it is characterized in that, on these collets, be provided with plurality of through holes, this second wire is electrically connected two adjacent these the second electrode units by this through hole.
11. contact panels according to claim 1, is characterized in that, more comprise a substrate, on this first electrode unit, the first wire and this second electrode unit setting and this substrate.
12. contact panels according to claim 1, is characterized in that, the material of this first electrode and this second electrode comprises indium tin oxide, indium-zinc oxide, aluminium zinc oxide, Nano Silver or CNT.
13. contact panels according to claim 1, is characterized in that, this collets material comprises polyimide, epoxy resin, silicon nitride or silicon dioxide.
CN201320560310.XU 2013-09-10 2013-09-10 Touch panel Expired - Fee Related CN203480486U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN201320560310.XU CN203480486U (en) 2013-09-10 2013-09-10 Touch panel

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104423674A (en) * 2013-09-10 2015-03-18 宸鸿科技(厦门)有限公司 Touch panel and manufacturing method thereof
CN109375826A (en) * 2018-12-13 2019-02-22 武汉华星光电半导体显示技术有限公司 A kind of touch screen, display device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104423674A (en) * 2013-09-10 2015-03-18 宸鸿科技(厦门)有限公司 Touch panel and manufacturing method thereof
CN104423674B (en) * 2013-09-10 2017-09-12 宸鸿科技(厦门)有限公司 Contact panel and preparation method thereof
CN109375826A (en) * 2018-12-13 2019-02-22 武汉华星光电半导体显示技术有限公司 A kind of touch screen, display device
CN109375826B (en) * 2018-12-13 2020-05-22 武汉华星光电半导体显示技术有限公司 Touch screen and display device

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140312

Termination date: 20170910

CF01 Termination of patent right due to non-payment of annual fee