CN103488344A - Touch panel and touch component - Google Patents
Touch panel and touch component Download PDFInfo
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- CN103488344A CN103488344A CN201310450469.0A CN201310450469A CN103488344A CN 103488344 A CN103488344 A CN 103488344A CN 201310450469 A CN201310450469 A CN 201310450469A CN 103488344 A CN103488344 A CN 103488344A
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- contact panel
- side plate
- touch control
- control component
- transparent substrate
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Abstract
The invention provides a touch panel and a touch component. The touch panel comprises an arc-shaped top plate and at least one side plates, the arc-shaped top plate and the side plates are formed integrally, the side plates extend towards the inner side of the arc-shaped top plate along the side face of the arc-shaped top plate, a seam between a touch panel operating face and a casing of an electronic device can be reduced when the casting of the electronic device and the touch panel are assembled, and remaining of sweat, smudges and the like and bacterial breeding can be avoided. The touch component comprises the touch panel and conductive films at least arranged on the inner side of the arc-shaped top plate of the touch panel; the touch component is attractive in appearance and has certain 3D display effect; the conductive films are good in flexibility, so that bent positions are less prone to fracturing, and touch and user experience effect is good.
Description
Technical field
The present invention relates to the Trackpad field, the touch control component that particularly relates to a kind of contact panel and comprise this contact panel.
Background technology
As shown in Figure 1, a lot of electronic installations, as touch-screens such as smart phone, pad, its external structure mainly is comprised of contact panel 1 and casing 2, usually need to contact panel 1 and casing 2 be combined into one by modes such as gummeds, thereby wherein contact panel 1 forms operating surface 4 towards user's one side.Yet, the arrow mark place of this structure in can forming more seam 3(figure in the junction of the operating surface 4 of contact panel 1 and casing 2), because seam 3 is positioned at the edge of contact panel 1 operating surface, not only affect attractive in appearance and user's experience, the sweat that the user produces when sliding finger in addition and dirty etc. easily residual at seam 3 places, and then breed bacteria, affect user health.
Summary of the invention
The invention provides a kind of contact panel, its and the casing of electronic installation can reduce the seam between contact panel operating surface and casing of electronic apparatus while being assembled, its good looking appearance, also have certain 3D display effect in addition.
The present invention also provides a kind of touch control component, does not have or have less seam between its contact panel operating surface and casing, and its conductive layer has good flexible in addition.
In order to achieve the above object, one aspect of the present invention provides a kind of contact panel, comprise curved roof and at least one side plate, described curved roof and described side plate are one-body molded, and described side plate extends to the inboard of described curved roof along the side of described curved roof.
In the present invention, if no special instructions, when described inboard is the assembling of described contact panel and casing of electronic apparatus towards a side of described casing (described electronic installation inside), a side of described casing (described electronic installation inside) dorsad when correspondingly, the described outside is the assembling of described contact panel and casing of electronic apparatus.
According to contact panel provided by the invention, when the casing of itself and electronic installation (as touch pad) is assembled, because at least one side of its curved roof is extended with side plate downwards, this side plate is positioned at the side of electronic installation, not only attractive in appearance, and reduced the seam between contact panel operating surface and casing of electronic apparatus.In addition, curved roof (particularly arch top board) can also make this contact panel have certain 3D display effect.
According to contact panel provided by the invention, described curved roof has inside surface (being positioned at inboard surface), outside surface (being positioned at the surface in the outside) and four sides, described side is between described inside surface and described outside surface, and in described four sides, two sides are positioned at described curved roof length direction, and another two sides are positioned at described curved roof Width.Preferably, described curved roof is the arch top board.In an embodiment, described side plate is one, and extend to the inboard of curved roof its side from described curved roof length direction.In another embodiment, described side plate is two, and described two side plates respectively from two opposite flanks of described curved roof length direction to downward-extension.
According to contact panel provided by the invention, described side plate is flat board or arc.In an embodiment, described side plate is arc, and smooth connection between itself and described curved roof.In another embodiment, described side plate is two, and two side plates can be respectively flat board and arc, can be also flat board or arc simultaneously; Described arc can be arch sheet.
According to contact panel provided by the invention, the material of described curved roof and described side plate is one or more in glass, polymethylmethacrylate, polycarbonate, Polyvinylchloride, polyethylene terephthalate.
In an embodiment, described curved roof is identical with the thickness of described side plate, and thickness is 0.3mm-1.0mm.In another embodiment, the width of described curved roof is 20mm-200mm; The width of described side plate is 2mm-20mm; The length of described contact panel is 20mm-200mm.
According to contact panel provided by the invention, described curved roof and described side plate are one-body molded by injection mo(u)lding or hot press forming technology.
Further, described injection molding process comprises: the described material of molten state is injected to mould cooling forming, and the temperature of wherein said mould is higher than the glass transition temperature of described material.In an embodiment, described material is glass, described injection mo(u)lding specifically comprises: the glass of molten state is injected to mold cooling forming, wherein the internal temperature of mold is than at least 50 ℃ of the glass transition temperature height of glass, and it can prevent that the cooling contact panel product that makes produces distortion suddenly.
Further, described hot press forming technology comprises: make described material softening and the patrix temperature of mould and counterdie temperature are controlled in certain temperature range by heating, more softening material is placed in to mould and carries out moulding under certain pressure.In an embodiment, described material is glass, described hot-formingly specifically comprise: by heating, make glass softening, wherein the temperature of heating can be 1100-1250 ℃, can be 1-2 minute heat time heating time, and by heating, make the patrix temperature of heat pressing and molding mold be controlled at 400-450 ℃, the counterdie temperature is controlled at 430-630 ℃; Again softening glass being placed in to the counterdie with moulding curved surface, then by the upper die and lower die closure, is that under 3.5-5.5MPa, hot pressing 5-60S carries out moulding at pressure.
According to contact panel provided by the invention, it can be according to the direct injection mo(u)lding of required size or the hot-forming small structure obtained (being the touch panel structure provided of single concrete size), also can or hot-formingly first obtain large chip architecture by injection mo(u)lding, carry out cutting processing according to required size again, make required small structure.
According to contact panel provided by the invention, the inboard of described side plate is provided with light shield layer, described light shield layer is for covering from the side the inner structure of electronic installation, described curved roof or another side plate and curved roof form three-dimensional visible area jointly, thereby make this contact panel obtain certain 3D effect.In an embodiment, described contact panel has two side plates, in the inboard of described two side plates, is equipped with light shield layer.
The present invention also provides a kind of touch control component, comprises above-mentioned contact panel and at least is located at the conducting film of the curved roof inboard of described contact panel.
According to touch control component provided by the invention, also comprise the transparent optical glue-line between described contact panel and described conducting film, it is for fitting in described conducting film described curved roof inboard.Can be by the inboard optical cement that applies of the curved roof at described contact panel, and optical cement is solidified to form described transparent optical glue-line, wherein said optical cement can be organic silicon rubber, acrylic type resin and unsaturated polyester (UP), polyurethane, epoxy resin etc.
According to touch control component provided by the invention, described conducting film comprises transparent substrate layer and is located at the transparency conducting layer of described transparent substrate layer one side; Wherein, described transparency conducting layer can be transparent semiconductor coating, and as tin indium oxide (ITO), described transparency conducting layer can be located at any side of described transparent substrate layer.In an embodiment, described transparent substrate layer is attached to described transparent optical glue-line surface (being the inboard of described transparency conducting layer towards described contact panel); Because transparent semiconductor coating has crushing resistance preferably; but pull resistance is not good; therefore transparency conducting layer can be prevented towards the inboard of panel to nesa coating chaps in the bending of the junction of curved roof and side plate, the protective seam which is provided with in addition can prevent that transparency conducting layer is by scratch.
According to touch control component provided by the invention, described conducting film comprises transparent substrate layer and the conductive grid of being located at described transparent substrate layer one side, and wherein said conductive grid consists of cross one another conductive thread.Because conductive grid has good pliability, therefore described conductive grid can be located at any side of described transparent substrate layer.Space between described conductive grid, thus the conductive electrode that a plurality of parallel and spaces arrange formed.
Further, the live width<5um of described conductive thread; Described conductive grid can be regular grid or random grid, and wherein said regular grid can be square net, rectangular node, rhombic-shaped grid or regular hexagonal cell; The transmittance of described conductive grid>90%; The material of described conductive thread can be metal, conducting polymer, Graphene, carbon nano-tube or tin indium oxide.In an embodiment, the material of described conductive thread is metal, and described metal comprises, gold, silver, copper, aluminium, nickel, zinc or both or both above alloy arbitrarily; The live width of described conductive thread is 2um, and the transmittance of described conductive grid is 93%.
Further, described conducting film also comprises the transparent polymeric layer of being located at described transparent substrate layer one side, and described transparent polymeric layer has latticed groove in the side away from described transparent substrate layer, and described conductive grid is contained in described latticed groove.
Further, described transparent polymeric layer is attached to described transparent optical glue-line surface, and now conductive grid is towards the top board of described curved panel, and described like this transparent substrate layer can form protection to described conductive grid.
Contact panel provided by the invention is good looking appearance not only, also there is certain 3D display effect, in addition its and the casing of electronic installation can reduce the seam between contact panel operating surface and casing of electronic apparatus while being assembled, therefore can not produce sweat, the residual and bacteria breed such as dirty; Touch control component provided by the invention in addition, its external structure does not have or has less seam, and the good conductive layer of pliability makes it externally be difficult for chapping in the bending place of structure, and touch-control and user's experience effect are good.
The accompanying drawing explanation
The cross-sectional view that Fig. 1 is the prior art contact panel;
The use state cross-sectional view of the contact panel that Fig. 2 is the embodiment of the present invention 1;
The cross-sectional view of the contact panel that Fig. 3 is the embodiment of the present invention 2;
The cross-sectional view of the contact panel that Fig. 4 is the embodiment of the present invention 3;
The cross-sectional view of the contact panel that Fig. 5 is the embodiment of the present invention 4;
The cross-sectional view of the contact panel that Fig. 6 is the embodiment of the present invention 5;
The cross-sectional view of the touch control component that Fig. 7 is the embodiment of the present invention 6;
The local enlarged diagram of the conductive layer of the touch control component that Fig. 8 is the embodiment of the present invention 6;
The cross-sectional view of the touch control component that Fig. 9 is the embodiment of the present invention 7;
The cross-sectional view of the conductive layer of the touch control component that Figure 10 is the embodiment of the present invention 7;
The local enlarged diagram of the conductive electrode of the touch control component that Figure 11 is the embodiment of the present invention 7.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making under the creative work prerequisite the every other embodiment obtained, belong to the scope of protection of the invention.
Embodiment 1
As shown in Figure 2, the contact panel 100 of the present embodiment comprises arch top board 101 and a side plate 102, wherein said side plate 102 is dull and stereotyped, itself and described curved roof 101 is one-body molded and along vertical downward direction, extend to described curved roof 101 inboards along the side of a length direction of described curved roof 101.
Wherein, described arch top board 101 is identical with the thickness of described side plate 102, and thickness is 0.3mm-1.0mm, and the width of described arch top board 101 is 20mm-200mm, the width of described side plate 102 is 2mm-20mm, and the length of described contact panel 100 is 20mm-200mm.
The material of the contact panel of the present embodiment (being arch top board 101 and side plate 102) is glass, it can make by injection mo(u)lding, specifically comprise: glass heats is injected to low temperature mould cooling forming to molten state, wherein control the internal temperature of described mold than at least 50 ℃ of the glass transition temperature height of glass, it can prevent that the cooling contact panel product that makes produces distortion suddenly.
The contact panel of the present embodiment can also make by hot-forming, specifically comprise: at 1100-1250 ℃ of heating glass, within 1-2 minute, make it softening, and it is 400-450 ℃ that the heat hot molding die makes its patrix temperature, the counterdie temperature is 430-630 ℃, again softening glass is placed in to the counterdie with above-mentioned moulding curved surface, then by the upper die and lower die closure, at pressure, be that under 3.5-5.5MPa, hot pressing 5-60S carries out moulding.
The contact panel 100 of the present embodiment can be assembled with the casing 104 of electronic installation, because the side at arch top board 101 is extended with side plate 102, described side plate 102 is positioned at the side of electronic installation, not only attractive in appearance, but also reduced the seam between contact panel 100 operating surfaces and casing of electronic apparatus 104; In addition, arch top board 101 can also make this contact panel 100 have certain 3D display effect.
Embodiment 2
As shown in Figure 3, the contact panel 100 of the present embodiment comprises arch top board 101 and two side plates 102, wherein said two side plates 102 are flat board and one-body molded with described arch top board 101, and two side plates 102 extend along vertical downward direction to its inboard from the opposite flank of two length directions of described arch top board 101 respectively.The material of the contact panel of the present embodiment is polycarbonate, and it can be by injection mo(u)lding or hot-forming making.In the present embodiment, two side plates 102 are oppositely arranged, can be for engaging a casing of electronic installation, and further reduce the seam at top board 101 edges.
Embodiment 3
As shown in Figure 4, the contact panel 100 of the present embodiment further arranges light shield layer on the basis of embodiment 2 contact panels, specifically comprise: the inboard at two side plate 102 one of them side plates of embodiment 2 contact panels arranges light shield layer 103, and it is for covering from the side the inner structure of electronic installation.
In other embodiment, on this biside plate, also light shield layer 103 can all be set.
Embodiment 4
As shown in Figure 5, the contact panel 100 of the present embodiment comprises arch top board 101 and two side plates 102, described two side plates 102 are respectively flat board and arch sheet, described flat board and arch sheet respectively from the opposite flank of two length directions of described arch top board 101 to its inboard extension; Wherein, described flat board extends along vertical downward direction, and described arch sheet extends along the tangential direction of described arch top board 101 sides, thereby forms smooth connection with the side of described arch top board 101.The material of the contact panel of the present embodiment is glass, and its preparation method can be with reference to embodiment 1.Flat side plate 102 in the present embodiment can be used to form side press-key, and the tabular side plate 102 of arch can show for side, jointly forms 3D with top board and shows.
Embodiment 5
As shown in Figure 6, the contact panel 100 of the present embodiment comprises arch top board 101 and two side plates 102, wherein said two side plates 102 are arch sheet, described two arch sheets respectively from two opposite flanks of described arch top board 101 (arch top board 101 length directions) tangentially direction to its inboard extension, thereby form smooth connection with the side of described arch top board 101.The material of the contact panel of the present embodiment is polymethylmethacrylate, and it can be by injection mo(u)lding or hot-forming making.In the present embodiment, biside plate all can be used for side and shows, strengthens the 3D display effect, and, in using the buckle casing, simplifies casing buckle program.
Embodiment 6
As shown in Figure 7, the touch control component 200 of the present embodiment comprises contact panel 100 and the conducting film 201 of being located at described contact panel 100 inboards.Wherein, the contact panel 100 of the present embodiment is on the basis of the contact panel of embodiment 2, in the inboard of two side plate, light shield layer 103 all is set; Also comprise transparent optical glue-line 202 between described conducting film 201 and described contact panel 100, by described transparent optical glue-line 202, described conducting film 201 is fitted in to the inboard (fitting in arch top board inboard and described light shield layer 103 surfaces of contact panel) of described contact panel 100.Described transparent optical glue-line 202 is by applying as optical cements such as unsaturated polyester (UP), polyurethane, epoxy resin in described contact panel 100 inboards, and the curing institute of optical cement is formed.
As shown in Figure 8, described conducting film 201 comprises transparent substrate layer 203 and the transparency conducting layer 204 of being located at described transparent substrate layer 203 1 sides, and described transparency conducting layer 204 is specially tin indium oxide (ITO) coating.Wherein, described transparent substrate layer 203 is attached to described transparent optical glue-line 202 surfaces (being the inboard that described transparency conducting layer 204 is located at described contact panel 100), and this set-up mode can prevent that transparency conducting layer 204 from chapping with the junction bending of side plate 102 at curved roof 101; In addition, on described transparency conducting layer 204, protective seam can also be set, protective seam covers described transparency conducting layer, in order to prevent that transparency conducting layer 204 is by scratch.
Embodiment 7
The touch control component 200 of the present embodiment is except the structure of conducting film 201 is different from embodiment 6, and other is with embodiment 6.
As shown in Figure 9, the described conducting film 201 of the present embodiment comprises transparent substrate layer 203 and the conductive grid 205 of being located at described transparent substrate layer 203 1 sides.Wherein, the material of described transparent substrate layer 203 is thermoplastic, as polycarbonate (PC), polymethylmethacrylate (PMMA) or polyethylene terephthalate (PET); Described conductive grid 205 consists of cross one another conductive thread, and described conductive thread is visually-clear, and naked eyes are invisible, in the present embodiment, the live width of conductive thread is 2um, and its material is metal, as gold, silver, copper, aluminium, nickel, zinc or the alloy more than both or both arbitrarily; Described conductive grid 205 can be regular grid or the random grid as square net, rectangular node, rhombic-shaped grid, regular hexagonal cell etc., and its transmittance is greater than 90%, in this implementation column, is 93%.
As shown in figure 10, described conducting film 201 also comprises the transparent polymeric layer 206 of being located at described transparent substrate layer 203 1 sides, its material can be ultraviolet cured adhesive or polycarbonate, and can be formed at by modes such as blade coating, sprayings the surface of described transparent substrate layer 203.Described transparent polymeric layer 206 is formed with latticed groove in the side away from described transparent substrate layer 203, and described conductive grid 205 is contained in described latticed groove.Particularly, can use the blade coating technology to fill the Nano Silver ink that solid content is 35% in described latticed groove, then under 150 ℃ of conditions sintering, make the silver-colored simple substance sintering in the Nano Silver ink form described conductive thread.Described transparent polymeric layer 206 is attached to described transparent optical glue-line 202 surfaces, and now conductive grid 205 is towards contact panel 100, and transparent substrate layer 203 can form protection to this conductive grid 205.
As shown in figure 11, space between described conductive grid 205, thus forming the conductive electrode 207 that a plurality of parallel and spaces arrange, it can be connected with contact conductor 208.The external structure of the touch control component of the present embodiment does not have seam, not only good looking appearance, also have certain 3D display effect, and it has the good conductive layer of pliability in addition, thereby externally the bending place of structure is difficult for chapping, and touch-control and user's experience effect are good.
Finally it should be noted that: above each embodiment, only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to aforementioned each embodiment, the present invention is had been described in detail, those of ordinary skill in the art is to be understood that: its technical scheme that still can put down in writing aforementioned each embodiment is modified, or some or all of technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the scope of various embodiments of the present invention technical scheme.
Claims (11)
1. a contact panel, is characterized in that, comprises curved roof and at least one side plate, and described curved roof and described side plate are one-body molded, and described side plate extends to the inboard of described curved roof along the side of described curved roof.
2. contact panel according to claim 1, is characterized in that, described side plate is flat board or arc.
3. contact panel according to claim 1, is characterized in that, described curved roof and described side plate are one-body molded by injection mo(u)lding or hot press forming technology.
4. contact panel according to claim 1, is characterized in that, the inboard of described side plate is provided with light shield layer.
5. a touch control component, is characterized in that, comprises the arbitrary described contact panel of claim 1-4 and at least be located at the conducting film of the curved roof inboard of described contact panel.
6. touch control component according to claim 5, is characterized in that, between described contact panel and described conducting film, also comprises the transparent optical glue-line.
7. touch control component according to claim 6, is characterized in that, described conducting film comprises transparent substrate layer and is located at the transparency conducting layer of described transparent substrate layer one side.
8. touch control component according to claim 7, is characterized in that, described transparent substrate layer is attached to described transparent optical glue-line surface.
9. touch control component according to claim 6, is characterized in that, described conducting film comprises transparent substrate layer and the conductive grid of being located at described transparent substrate layer one side, and wherein said conductive grid consists of cross one another conductive thread.
10. touch control component according to claim 9, it is characterized in that, described conducting film also comprises the transparent polymeric layer of being located at described transparent substrate layer one side, described transparent polymeric layer has latticed groove in the side away from described transparent substrate layer, and described conductive grid is contained in described latticed groove.
11. touch control component according to claim 10, is characterized in that, described transparent polymeric layer is attached to described transparent optical glue-line surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310450469.0A CN103488344A (en) | 2013-09-27 | 2013-09-27 | Touch panel and touch component |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310450469.0A CN103488344A (en) | 2013-09-27 | 2013-09-27 | Touch panel and touch component |
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| CN103488344A true CN103488344A (en) | 2014-01-01 |
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| CN201310450469.0A Pending CN103488344A (en) | 2013-09-27 | 2013-09-27 | Touch panel and touch component |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103793100A (en) * | 2014-01-25 | 2014-05-14 | 江西合力泰科技股份有限公司 | Intramode injection molding 2.5D/ 3D touch display integration device |
| CN104090679A (en) * | 2014-07-01 | 2014-10-08 | 江西合力泰科技有限公司 | Non-frame transparent touch screen |
| CN109951623A (en) * | 2019-04-09 | 2019-06-28 | Oppo广东移动通信有限公司 | Periscope type lens, imaging modules, CCD camera assembly and electronic device |
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| CN202533922U (en) * | 2012-07-17 | 2012-11-14 | 深圳唯一科技股份有限公司 | Integrated capacitive touch panel |
| CN102903423A (en) * | 2012-10-25 | 2013-01-30 | 南昌欧菲光科技有限公司 | Conduction structure in transparent conduction film, transparent conduction film and manufacture method thereof |
| US20130063371A1 (en) * | 2011-09-08 | 2013-03-14 | Samsung Electro-Mechanics Co., Ltd. | Touch panel |
| CN203465695U (en) * | 2013-09-27 | 2014-03-05 | 南昌欧菲光科技有限公司 | Touch panel and touch assembly |
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Patent Citations (4)
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| US20130063371A1 (en) * | 2011-09-08 | 2013-03-14 | Samsung Electro-Mechanics Co., Ltd. | Touch panel |
| CN202533922U (en) * | 2012-07-17 | 2012-11-14 | 深圳唯一科技股份有限公司 | Integrated capacitive touch panel |
| CN102903423A (en) * | 2012-10-25 | 2013-01-30 | 南昌欧菲光科技有限公司 | Conduction structure in transparent conduction film, transparent conduction film and manufacture method thereof |
| CN203465695U (en) * | 2013-09-27 | 2014-03-05 | 南昌欧菲光科技有限公司 | Touch panel and touch assembly |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103793100A (en) * | 2014-01-25 | 2014-05-14 | 江西合力泰科技股份有限公司 | Intramode injection molding 2.5D/ 3D touch display integration device |
| CN104090679A (en) * | 2014-07-01 | 2014-10-08 | 江西合力泰科技有限公司 | Non-frame transparent touch screen |
| CN109951623A (en) * | 2019-04-09 | 2019-06-28 | Oppo广东移动通信有限公司 | Periscope type lens, imaging modules, CCD camera assembly and electronic device |
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Application publication date: 20140101 |