CN203465695U - Touch panel and touch assembly - Google Patents
Touch panel and touch assembly Download PDFInfo
- Publication number
- CN203465695U CN203465695U CN201320603371.XU CN201320603371U CN203465695U CN 203465695 U CN203465695 U CN 203465695U CN 201320603371 U CN201320603371 U CN 201320603371U CN 203465695 U CN203465695 U CN 203465695U
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- contact panel
- side plate
- transparent substrate
- touch control
- control component
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Abstract
The utility model provides a touch panel and a touch assembly. The touch panel comprises an arc-shaped top plate and at least one side plate, wherein the arc-shaped top plate and the side plate are integrally formed, the side plate extends towards the inner side of the arc-shaped top plate along the side face of the arc-shaped top plate, as a result, joints between a touch panel operative surface and an electronic device case can be reduced when the touch panel and the electronic device case are assembled, sweat, smudginess and other residues are not produced, and germ propagation does not occur. The touch assembly comprises the touch panel and at least a conducting film arranged on the inner side of the arc-shaped top plate of the touch panel. The touch assembly not only is attractive in appearance, but also has a certain 3D display effect. Besides, a conducting layer is good in flexibility, bent portions are not prone to crazing, and touch and user experience effects are good.
Description
Technical field
The utility model relates to 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 is mainly comprised of contact panel 1 and casing 2, conventionally 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, this structure can form the arrow mark place in more seam 3(figure with the junction of casing 2 at the operating surface 4 of contact panel 1), because seam 3 is positioned at the edge of contact panel 1 operating surface, not only affect attractive in appearance and user's experience, in addition the sweat that user produces when sliding finger and dirty etc. easily residual at seam 3 places, and then breed bacteria, affect user health.
Utility model content
The utility model 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 assembling, its good looking appearance, also has certain 3D display effect in addition.
The utility model 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, the utility model provides a kind of contact panel on the one hand, 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 inner side of described curved roof along the side of described curved roof.
In the utility model, if no special instructions, when described inner side is the assembling of described contact panel and casing of electronic apparatus towards the side of described casing (described electronic installation is inner), a side of described casing (described electronic installation is inner) dorsad when correspondingly, described outside is the assembling of described contact panel and casing of electronic apparatus.
The contact panel providing according to the utility model, 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.
The contact panel providing according to the utility model, described curved roof has inside surface (being positioned at the surface of inner side), outside surface (being positioned at the surface in 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 arch top board.In an embodiment, described side plate is one, and extend to the inner side 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.
The contact panel providing according to the utility model, 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.
The contact panel providing according to the utility model, 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.
The contact panel providing according to the utility model, 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: by heating, made described material softening and the patrix temperature of mould and counterdie temperature are controlled in certain temperature range, more softening material is placed in to mould and under certain pressure, carries out moulding.In an embodiment, described material is glass, described hot-formingly specifically comprise: make glass softening by heating, wherein the temperature of heating can be 1100-1250 ℃, heat time can be 1-2 minute, and by heating, make the patrix temperature of heat pressing and molding mold be controlled at 400-450 ℃, counterdie temperature is controlled at 430-630 ℃; Again softening glass is placed in to the counterdie with moulding curved surface, then that upper die and lower die are closed, at pressure, be that under 3.5-5.5MPa, hot pressing 5-60S carries out moulding.
The contact panel providing according to the utility model, it can be according to the direct injection mo(u)lding of required size or the hot-forming small structure obtaining (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, according to required size, carry out cutting processing again, make required small structure.
The contact panel providing according to the utility model, the inner side of described side plate is provided with light shield layer.
Light shield layer described in the utility model is for covering the inner structure of electronic installation from the side, and 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 inner side of described two side plates, is equipped with light shield layer.
The utility model also provides a kind of touch control component, comprises above-mentioned contact panel and is at least located at the conducting film of the curved roof inner side of described contact panel.
The touch control component providing according to the utility model also comprises transparent optical glue-line between described contact panel and described conducting film.
This transparent optical glue-line described in the utility model is for fitting in described conducting film described curved roof inner side.Can apply optical cement by the curved roof inner side 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.
The touch control component providing according to the utility model, 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.
Described transparent substrate layer is attached to described transparent optical glue-line surface; even if described transparency conducting layer is towards the inner side of described contact panel; because transparent semiconductor coating has good crushing resistance; but pull resistance is not good; therefore transparency conducting layer can be prevented towards the inner side 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.
The touch control component providing according to the utility model, described conducting film comprises transparent substrate layer and the conductive grid of being located at described transparent substrate layer one side, wherein said conductive grid consists of cross one another conductive thread.
In the utility model, 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 > 90% of described conductive grid; 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 arbitrarily both or both above alloys; 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.
When described transparent polymeric layer is attached to described transparent optical glue-line surface, 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.
The contact panel that the utility model provides 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 assembling, therefore can not produce sweat, the residual and bacteria breed such as dirty; In addition the touch control component that the utility model provides, 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.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of prior art contact panel;
Fig. 2 is the use state cross-sectional view of the contact panel of the utility model embodiment 1;
Fig. 3 is the cross-sectional view of the contact panel of the utility model embodiment 2;
Fig. 4 is the cross-sectional view of the contact panel of the utility model embodiment 3;
Fig. 5 is the cross-sectional view of the contact panel of the utility model embodiment 4;
Fig. 6 is the cross-sectional view of the contact panel of the utility model embodiment 5;
Fig. 7 is the cross-sectional view of the touch control component of the utility model embodiment 6;
Fig. 8 is the local enlarged diagram of conductive layer of the touch control component of the utility model embodiment 6;
Fig. 9 is the cross-sectional view of the touch control component of the utility model embodiment 7;
Figure 10 is the cross-sectional view of conductive layer of the touch control component of the utility model embodiment 7;
Figure 11 is the local enlarged diagram of conductive electrode of the touch control component of the utility model embodiment 7.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
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 inner sides 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 heat hot molding die makes its patrix temperature, counterdie temperature is 430-630 ℃, again softening glass is placed in to the counterdie with above-mentioned moulding curved surface, then upper die and lower die are closed, 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 a 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.
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 inner side 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 a casing of engaging electronic installation, and further reduce the seam at top board 101 edges.
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 inner side 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 be all set.
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, and described flat board and arch sheet extend to its inner side from the opposite flank of two length directions of described arch top board 101 respectively; 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 show with top board.
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 inner side, extend, 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 3D display effect, and in using 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 inner sides.Wherein, the contact panel 100 of the present embodiment is on the basis of the contact panel of embodiment 2, in the inner side of two side plate, light shield layer 103 is all set; Between described conducting film 201 and described contact panel 100, also comprise transparent optical glue-line 202, by described transparent optical glue-line 202, described conducting film 201 is fitted in to the inner side (fitting in arch top board inner side 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 inner sides, 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 inner side 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, described in the present embodiment, conducting film 201 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 both or both above alloy arbitrarily; Described conductive grid 205 can be for as regular grid or the random grid of square net, rectangular node, rhombic-shaped grid, regular hexagonal cell etc., and its transmittance is greater than 90%, is 93% in this implementation column.
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 blade coating technology in described latticed groove, to fill solid content is 35% Nano Silver ink, then under 150 ℃ of conditions sintering, make the silver-colored simple substance sintering in 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 has 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: each embodiment, only in order to the technical solution of the utility model to be described, is not intended to limit above; Although the utility model is had been described in detail with reference to aforementioned each embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or some or all of technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the utility model.
Claims (10)
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 inner side 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, the inner side of described side plate is provided with light shield layer.
4. a touch control component, is characterized in that, comprises the arbitrary described contact panel of claim 1-3 and is at least located at the conducting film inside the curved roof of described contact panel.
5. touch control component according to claim 4, is characterized in that, between described contact panel and described conducting film, also comprises transparent optical glue-line.
6. touch control component according to claim 5, 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.
7. touch control component according to claim 6, is characterized in that, described transparent substrate layer is attached to described transparent optical glue-line surface.
8. touch control component according to claim 5, 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.
9. touch control component according to claim 8, 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.
10. touch control component according to claim 9, 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 |
|---|---|---|---|
| CN201320603371.XU CN203465695U (en) | 2013-09-27 | 2013-09-27 | Touch panel and touch assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320603371.XU CN203465695U (en) | 2013-09-27 | 2013-09-27 | Touch panel and touch assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203465695U true CN203465695U (en) | 2014-03-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320603371.XU Expired - Fee Related CN203465695U (en) | 2013-09-27 | 2013-09-27 | Touch panel and touch assembly |
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| Country | Link |
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| CN (1) | CN203465695U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103488344A (en) * | 2013-09-27 | 2014-01-01 | 南昌欧菲光科技有限公司 | Touch panel and touch component |
| CN107621911A (en) * | 2016-07-16 | 2018-01-23 | 南昌欧菲光科技有限公司 | Touch display unit |
| TWI646454B (en) * | 2018-03-07 | 2019-01-01 | 大陸商業成科技（成都）有限公司 | Manufacturing method of curved touch module |
-
2013
- 2013-09-27 CN CN201320603371.XU patent/CN203465695U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103488344A (en) * | 2013-09-27 | 2014-01-01 | 南昌欧菲光科技有限公司 | Touch panel and touch component |
| CN107621911A (en) * | 2016-07-16 | 2018-01-23 | 南昌欧菲光科技有限公司 | Touch display unit |
| TWI646454B (en) * | 2018-03-07 | 2019-01-01 | 大陸商業成科技（成都）有限公司 | Manufacturing method of curved touch module |
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| GR01 | Patent grant | ||
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Granted publication date: 20140305 Termination date: 20180927 |