CN203149541U - Conductive structure of touch screen - Google Patents
Conductive structure of touch screen Download PDFInfo
- Publication number
- CN203149541U CN203149541U CN 201320102331 CN201320102331U CN203149541U CN 203149541 U CN203149541 U CN 203149541U CN 201320102331 CN201320102331 CN 201320102331 CN 201320102331 U CN201320102331 U CN 201320102331U CN 203149541 U CN203149541 U CN 203149541U
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- grid conductive
- conductive trace
- direction grid
- bridging conductor
- touch
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Abstract
The utility model relates to a conductive structure of a touch screen, which is characterized by comprising a grid conductive trajectory in the first direction and a grid conductive trajectory in the second direction which are arranged on the same base material and are not mutually parallel, and the grid conductive trajectory in the second direction is broken at the joint of the grid conductive trajectory in the first direction and the grid conductive trajectory in the second direction so as to enable the grid conductive trajectories in the two directions not to be conducted. According to the conductive structure of the touch screen, a first bridging wire and a second bridging wire are arranged on the side end of the grid conductive trajectory in the second direction, an insulating layer is arranged on the grid conductive trajectory in the first direction, and a conductive layer is arranged on the insulating layer for connecting the first bridging wire with the second bridging wire, so that the first bridging wire and the second bridging wire are conducted. Through arranging the grid conductive trajectory in the first direction and the grid conductive trajectory in the second direction on the same base material, the production efficiency of the touch screen is improved.
Description
Technical field
The utility model relates to the touch screen technology field, particularly relates to a kind of touch-screen conductive structure.
Background technology
Touch-screen (touch screen) is called " touch screen ", " contact panel " again, it is a kind of induction type liquid crystal display systems that receives input signals such as contact, can be in order to the push button panel of dessert machine tool formula, and produce lively visual and sound effects by liquid crystal display picture.Touch-screen is simple, convenient, the most natural present a kind of man-machine interaction mode as a kind of up-to-date computer input equipment.
The conductive pattern material of capacitive touch screen comprises the metal grill trace of being made up of two groups of conductive traces.Traditional way is to allow one group of metal grill trace that is parallel to each other wherein arrange along the X-axis of two-dimensional coordinate, and the metal grill trace that another group is parallel to each other is arranged along the Y-axis of two-dimensional coordinate.Two groups of metal grill traces lay respectively at above the two-layer different base material, then two-layer base material contraposition are stitched together.This conductive structure can reduce the production efficiency of touch-screen.
The utility model content
Based on this, be necessary to provide a kind of touch-screen conductive structure that improves touch-screen production efficiency.
A kind of touch-screen conductive structure, comprise the first direction grid conductive trace and the second direction grid conductive trace that are arranged at same base material, described first direction grid conductive trace and second direction grid conductive trace are not parallel to each other, and described second direction grid conductive trace is interrupting with described first direction grid conductive trace intersection, make described second direction grid conductive trace not with the conducting of described first direction grid conductive trace; Described touch-screen conductive structure also comprises: first bridging conductor and second bridging conductor are positioned at the side of described second direction grid conductive trace, and are distributed in described first direction grid conductive trace both sides; Insulation course is arranged on the described first direction grid conductive trace; Conductive layer is arranged on the described insulation course, and connects described first bridging conductor and second bridging conductor.
Among embodiment, the width of described first bridging conductor and second bridging conductor is 1 micron to 10 microns therein.
Among embodiment, the upper surface of described insulation course is the rounding off curved surface therein.
Among embodiment, described insulation course is the transparent insulation enamelled coating therein.
Among embodiment, described conductive layer is metal powder layer therein.
Among embodiment, the width of described metal powder layer is 10 microns to 20 microns therein.
Above-mentioned touch-screen conductive structure, at same base material first direction grid conductive trace and second direction grid conductive trace are set, first direction grid conductive trace and second direction grid conductive trace are not parallel to each other, and second direction grid conductive trace is interrupting with first direction grid conductive trace intersection, make second direction grid conductive trace not with the conducting of first direction grid conductive trace.By the side at second direction grid conductive trace first bridging conductor and second bridging conductor are set, at first direction grid conductive trace insulation course is set, and at insulation course conductive layer is set and connects first bridging conductor and second bridging conductor, make first bridging conductor and the second bridging conductor conducting.By first direction grid conductive trace and second direction grid conductive trace are arranged on the same base material, improved touch-screen production efficiency, reduced production cost.
Description of drawings
Fig. 1 is the structural drawing of touch-screen conductive structure among the embodiment;
Fig. 2 is the amplification assumption diagram of touch-screen conductive structure among the embodiment.
Embodiment
The conductive pattern material of capacitive touch screen comprises the metal grill trace of being made up of two groups of conductive traces, and the metal grill trace refers to by the thread cancellated lead of metal.Traditional way is to allow one group of metal grill trace that is parallel to each other wherein arrange along the X-axis of two-dimensional coordinate, and the metal grill trace that another group is parallel to each other is arranged along the Y-axis of two-dimensional coordinate.Two groups of metal grill traces lay respectively at above the two-layer different base material, then two-layer base material contraposition are stitched together.
The utility model is arranged at same base material with the grid conductive trace of two different directions, has improved touch-screen production efficiency.Because the grid conductive trace is spliced to form by metal wire, and the width of metal wire is generally 1 to 5 micron, the spacing between metal wire and the metal wire is generally 300 to 500 microns.By the side at second direction grid conductive trace first bridging conductor and second bridging conductor are set, at first direction grid conductive trace insulation course is set, and at insulation course conductive layer is set and connects first bridging conductor and second bridging conductor, make first bridging conductor and the second bridging conductor conducting, during the second direction grid conductive trace avoiding connect interrupting with conductive layer, occur that conductive layer can't be connected on the metal wire and the situation that is connected the white space between the metal wire.
Below in conjunction with accompanying drawing embodiment of the present utility model is elaborated.
The utility model provides a kind of touch-screen conductive structure, as shown in Figure 1, comprise first direction grid conductive trace 110 and second direction grid conductive trace 120, first bridging conductor 122, second bridging conductor 124, insulation course 130 and the conductive layer 132 that is arranged at same base material.
The first grid conductive trace 110 and second direction grid conductive trace 120 are not parallel to each other, and second direction grid conductive trace 120 is interrupting with first direction grid conductive trace 110 intersections, make second direction grid conductive trace 120 not with 110 conductings of first direction grid conductive trace; First bridging conductor 122 and second bridging conductor 124 are positioned at the side of second direction grid conductive trace 120, and are distributed in first direction grid conductive trace 110 both sides; Insulation course 130 is arranged on the first direction grid conductive trace 110; Conductive layer 132 is arranged on the insulation course 130, and connects first bridging conductor 122 and second bridging conductor 124.
Wherein, base material is transparent, can be by glass, PET(Polyethylene terephthalate, polyethylene terephthalate), PC(Polycarbonate, polycarbonate) or PMMA(polymethylmethacrylate, polymethylmethacrylate) etc. material is made, and the material of first direction grid conductive trace 110, second direction grid conductive trace 120, first bridging conductor 122, second bridging conductor 124 and conductive layer 132 can be fine silver, silver-bearing copper composition, fine copper, nickel etc.First direction is vertical direction in the present embodiment, and second direction is horizontal direction, in other embodiments, also can be that first direction is horizontal direction, second direction be vertical direction, in addition, first direction and second direction also can be off plumbs, are not parallel to each other as long as satisfy.
Can connect by laser alignment when conductive layer 132 is connected with second bridging conductor 124 with first bridging conductor 122, improve connection speed and accuracy.Conductive layer 132 can be lead, can be metal powder layer also, and conductive layer 132 is metal powder layer in the present embodiment, and equally can be by inkjet printing on insulation course 130, and is simple to operate, quick.
Particularly, the width of first bridging conductor 122 and second bridging conductor 124 can be 1 micron to 10 microns, and the width of conductive layer 132 can be 10 microns to 20 microns.It is more convenient that conductive layer 132 and first bridging conductor 122 are connected with second bridging conductor 124, and the width that also can avoid simultaneously first bridging conductor 122, second bridging conductor 124 and conductive layer 132 is excessive and influence the optical property of touch-screen.
The upper surface of insulation course 130 can be the rounding off curved surface, as shown in Figure 2, the upper surface of insulation course 130 is parabolic in the present embodiment, can make the slick and sly no catastrophe point of upper surface of insulation course 130, on insulation course 130 during the inkjet printing metal powder, make metal powder form line easily, can avoid the situation that causes metal powder layer easily to disconnect owing to the difference in height between insulation course 130 surfaces and first bridging conductor 122 and second bridging conductor 124.
Above-mentioned touch-screen conductive structure, at same base material first direction grid conductive trace 110 and second direction grid conductive trace 120 are set, first direction grid conductive trace 110 and second direction grid conductive trace 120 are not parallel to each other, and second direction grid conductive trace 120 is interrupting with first direction grid conductive trace 110 intersections, make second direction grid conductive trace 120 not with 110 conductings of first direction grid conductive trace.By the side at second direction grid conductive trace 120 first bridging conductor 122 and second bridging conductor 124 are set, at first direction grid conductive trace 110 insulation course 130 is set, and at insulation course 130 conductive layer 132 is set and connects first bridging conductor 122 and second bridging conductor 124, make first bridging conductor 122 and 124 conductings of second bridging conductor, when having avoided using conductive layer 132 to connect the second direction grid conductive trace 120 that interrupts, conductive layer 132 is connected the white space between the metal wire on the second direction grid conductive trace 120.By first direction grid conductive trace 110 and second direction grid conductive trace 120 are arranged at same base material, can improve the production efficiency of touch-screen, reduced production cost.
The above embodiment has only expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the utility model design, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (6)
1. touch-screen conductive structure, it is characterized in that, comprise the first direction grid conductive trace and the second direction grid conductive trace that are arranged at same base material, described first direction grid conductive trace and second direction grid conductive trace are not parallel to each other, and described second direction grid conductive trace is interrupting with described first direction grid conductive trace intersection, make described second direction grid conductive trace not with the conducting of described first direction grid conductive trace; Described touch-screen conductive structure also comprises:
First bridging conductor and second bridging conductor are positioned at the side of described second direction grid conductive trace, and are distributed in described first direction grid conductive trace both sides;
Insulation course is arranged on the described first direction grid conductive trace;
Conductive layer is arranged on the described insulation course, and connects described first bridging conductor and second bridging conductor.
2. touch-screen conductive structure according to claim 1 is characterized in that, the width of described first bridging conductor and second bridging conductor is 1 micron to 10 microns.
3. touch-screen conductive structure according to claim 1 is characterized in that, the upper surface of described insulation course is the rounding off curved surface.
4. touch-screen conductive structure according to claim 1 is characterized in that, described insulation course is the transparent insulation enamelled coating.
5. touch-screen conductive structure according to claim 1 is characterized in that, described conductive layer is metal powder layer.
6. touch-screen conductive structure according to claim 5 is characterized in that, the width of described metal powder layer is 10 microns to 20 microns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320102331 CN203149541U (en) | 2013-03-06 | 2013-03-06 | Conductive structure of touch screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320102331 CN203149541U (en) | 2013-03-06 | 2013-03-06 | Conductive structure of touch screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203149541U true CN203149541U (en) | 2013-08-21 |
Family
ID=48977053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320102331 Expired - Fee Related CN203149541U (en) | 2013-03-06 | 2013-03-06 | Conductive structure of touch screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203149541U (en) |
-
2013
- 2013-03-06 CN CN 201320102331 patent/CN203149541U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130821 Termination date: 20200306 |