CN203552224U - Touch front cover - Google Patents
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- CN203552224U CN203552224U CN201320435089.5U CN201320435089U CN203552224U CN 203552224 U CN203552224 U CN 203552224U CN 201320435089 U CN201320435089 U CN 201320435089U CN 203552224 U CN203552224 U CN 203552224U
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Abstract
The utility model discloses a touch front cover. The touch front cover comprises a cover plate, an ink layer and a touch function layer. The cover plate comprises a display area and an ink area. The ink area is disposed at the edge of the cover plate and surrounds the display area of the cove plate. The ink layer is disposed on the surface of the ink area of the cover plate. The touch function layer is disposed on the surface of the cover plate, where the ink layer is formed; the touch function layer comprises a touch function area, a plurality of electrode leads and at least one discharge area. The touch function area is corresponding to the display area of the cover plate, and the electrode leads and the at least one discharge area are corresponding to the ink layer. When the touch function layer of the touch front cover is interfered by external static, the static can be released through the at least one first discharge area, so that the touch function layer in the touch front cover cannot be damaged by static, and the quality of the touch front cover and the quality of a capacitive touch screen formed by the touch front cover are guaranteed.
Description
Technical field
The utility model belongs to touch display unit field, relates in particular to a kind of touch-control protecgulum.
Background technology
Along with growing with each passing day of multimedia information inquiry equipment, people speak of touch-screen more and more, because touch-screen is not only applicable to the market demand of multimedia information inquiry, and touch-screen have sturdy and durable, reaction velocity fast, save space, be easy to many advantages such as interchange.According to the medium of the principle of work of touch-screen and transmission information, touch-screen can be divided into four kinds, be respectively resistance-type, condenser type, infrared-type and surface acoustic wave type, wherein, the more conveniently sensitivity that capacitive touch screen has due to itself and good homogeneity of product have obtained application the most widely.
First common capacitive touch screen, in the process of integrated touch controllable function layer (SENSOR), need to be integrated in touch controllable function layer glass or film (FILM) surface, forms SENSOR glass or SENSOR FILM; And then SENSOR glass or SENSOR FILM are fitted in to glass cover-plate (LENS) surface by optical cement, and touch controllable function layer is clipped between LENS and SENSOR glass or LENS and SENSORFILM, form touch-screen.But, along with the lightening development trend of capacitive touch screen, people propose directly touch controllable function layer to be integrated in to glass cover plate surfaces, to omit glass or the film of optics glue-line and carrying touch controllable function layer, reduce the thickness of capacitive touch screen.This kind is directly integrated in touch controllable function layer the capacitive touch screen of glass cover plate surfaces, also claims touch-control protecgulum (SENSOR ON LENS), and the capacitive touch screen thinner thickness being comprised of touch-control protecgulum, has lightening advantage.
But the touch controllable function layer of touch-control protecgulum is easily impaired, affect the touch-control performance of touch-control protecgulum.
Utility model content
In view of this, the utility model provides a kind of touch-control protecgulum, and this kind of touch-control protecgulum can protect touch controllable function layer to be without prejudice, and guarantees the touch-control performance of touch-control protecgulum.
For achieving the above object, the utility model embodiment provides following technical scheme:
A kind of touch-control protecgulum, comprising: cover plate, and described cover plate comprises viewing area and ink area, described ink area is positioned at the edge of described cover plate, surrounds the viewing area of described cover plate; Ink layer, described ink layer is positioned at the surface of the ink area of described cover plate; Touch controllable function layer, described touch controllable function layer is positioned at described cover plate and is formed with the surface of ink layer, described touch controllable function floor comprises touch controllable function district, multiple contact conductor and at least one the first region of discharge, and described touch controllable function district is corresponding with the viewing area of described cover plate, described contact conductor and described the first region of discharge are corresponding with described ink layer.
Preferably, described touch controllable function layer also comprises at least one bindings bit.
Preferably, the number of the first region of discharge of described touch controllable function layer equals the number of described bindings bit, and the position of described the first region of discharge is corresponding one by one with described binding bit position.
Preferably, described touch-control protecgulum also comprises the circular passage that is positioned at described touch-control protecgulum surrounding, surrounds described touch controllable function layer, and at least one the second region of discharge of described circular passage electrical connection.
Preferably, described the first region of discharge comprises multiple and described contact conductor sparking electrode one to one, and one end of described sparking electrode is electrically connected with described contact conductor, and the other end is formed with discharge tip.
Preferably, buy described the second region of discharge and comprise multiple sparking electrodes, one section of described sparking electrode is electrically connected with described circular passage, and the other end is formed with discharge tip.
Preferably, each sparking electrode comprises three discharge tip, be respectively the first discharge tip, the second discharge tip and the 3rd discharge tip, wherein said the first discharge tip is along the direction that is parallel to described sparking electrode, be positioned at the top of described sparking electrode, described the second discharge tip and the 3rd discharge tip, along the direction perpendicular to described sparking electrode, lay respectively at the both sides on the top of described sparking electrode.
Preferably, described the first region of discharge and the second region of discharge also comprise low potential district or access area, in described low potential district or the side adjacent with described sparking electrode, access area be formed with the ground connection tip identical with described sparking electrode quantity, and described ground connection is most advanced and sophisticated corresponding one by one with the first discharge tip of described sparking electrode.
Preferably, each sparking electrode comprises two discharge tip, and along the direction perpendicular to described sparking electrode, described two discharge tip lay respectively at the both sides on the top of described sparking electrode.
Preferably, described many electrical leads comprise at least one ground lead, at the end of described ground lead, are formed with the 3rd region of discharge.
Preferably, described the 3rd region of discharge comprises near multiple discharge tip of a side in described touch controllable function district with in multiple discharge tip of a side of the end of close the described ground lead in described touch controllable function district, and the tip of the discharge tip of both sides correspondence one by one.
Preferably, also comprise region of discharge insulation course, described region of discharge insulation course is between the first region of discharge, the second region of discharge and the 3rd region of discharge and the ink layer of described touch controllable function layer, and the area of described region of discharge insulation course is more than or equal to the area sum of described the first region of discharge, the second region of discharge and the 3rd region of discharge.
Preferably, the touch controllable function district of described touch controllable function floor comprises the first insulation course, be positioned at the metal routing layer of the first surface of insulating layer, be positioned at metal routing layer surface ITO patterned layer, be positioned at second insulation course on ITO patterned layer surface and be positioned at the ITO bridge of the second surface of insulating layer.
Preferably, first insulation course in described region of discharge insulation course and described touch controllable function district is positioned at a surface level.
Compared with prior art, the utility model embodiment has the following advantages:
The touch controllable function layer of the touch-control protecgulum that the utility model provides comprises at least one first region of discharge, and described the first region of discharge is electrically connected with the touch controllable function district of described touch controllable function floor by contact conductor.For touch controllable function layer in the manufacturing process of touch-control protecgulum or in the process that touch-control protecgulum is integrated into capacitive touch screen, be easy to the situation that affected by extraneous static, first can the electrostatic guide in touch controllable function layer be entered to the first region of discharge by contact conductor; Then, by the sparking electrode in the first region of discharge, described static is discharged, to protect the touch controllable function layer in touch-control protecgulum can not broken by static, thereby guarantee touch-control protecgulum and plant thus the quality of the capacitive touch screen of touch-control protecgulum formation.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The planimetric map of the cover plate of the touch-control protecgulum that Fig. 1 provides for the utility model;
The sectional view of the cover plate that is formed with ink layer of the touch-control protecgulum that Fig. 2 provides for the utility model;
The planimetric map of the touch controllable function layer of a kind of touch-control protecgulum that Fig. 3 provides for the utility model embodiment mono-;
The structural drawing of a kind of the first region of discharge that Fig. 4 provides for the utility model embodiment mono-;
The structural drawing of a kind of the first region of discharge that Fig. 5 provides for the utility model;
The partial enlarged drawing of a kind of the first region of discharge that Fig. 6 provides for the utility model;
Another kind the first region of discharge that Fig. 7 provides for the utility model partial enlarged drawing;
The planimetric map of the touch controllable function layer of a kind of touch-control protecgulum that Fig. 8 provides for the utility model embodiment bis-;
The structural drawing of the circular passage of a kind of touch controllable function layer that Fig. 9 provides for the utility model embodiment bis-;
The planimetric map of the touch controllable function layer of a kind of touch-control protecgulum that Figure 10 provides for the utility model embodiment tri-.
Embodiment
As made in the background art, the touch controllable function layer of existing touch-control protecgulum is easily impaired, affects the touch-control performance of touch-control protecgulum.
Inventor finds after deliberation; because the touch controllable function layer in touch-control protecgulum is to be directly integrated in glass cover plate surfaces; and on the surface that touch controllable function layer deviates from described glass cover-plate, there is no glass or a FILM protection; making this kind of touch-control protecgulum or forming in the process of capacitive touch screen at this kind of touch-control protecgulum of application so; the touch controllable function layer that the extraneous static producing is easy to being formed with circuit distribution causes damage; affect the touch-control performance of touch controllable function layer, the properties of product of remote effect capacitive touch screen.
For these reasons, the utility model discloses a kind of touch-control protecgulum, comprising: cover plate, described cover plate comprises viewing area and ink area, described ink area is positioned at the edge of described cover plate, surrounds the viewing area of described cover plate; Ink layer, described ink layer is positioned at the surface of the ink area of described cover plate; Touch controllable function layer, described touch controllable function layer is positioned at described cover plate and is formed with the surface of ink layer, described touch controllable function floor comprises touch controllable function district, multiple contact conductor and at least one region of discharge, and described touch controllable function district is corresponding with the viewing area of described cover plate, described contact conductor and described region of discharge are corresponding with described ink layer.
The touch controllable function layer of the touch-control protecgulum that the utility model provides comprises at least one first region of discharge, and described the first region of discharge is electrically connected with the touch controllable function district of described touch controllable function floor by contact conductor.When the touch controllable function layer of this kind of touch-control protecgulum is disturbed by extraneous static, first can the electrostatic guide in touch controllable function layer be entered to the first region of discharge by contact conductor; Then, by the sparking electrode in the first region of discharge, described static is discharged, to protect the touch controllable function layer in touch-control protecgulum can not broken by static, thereby guarantee touch-control protecgulum and plant thus the quality of the capacitive touch screen of touch-control protecgulum formation.
For above-mentioned purpose of the present utility model, feature and advantage can be become apparent more, below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail.
A lot of details have been set forth in the following description so that fully understand the utility model, but the utility model can also adopt other to be different from alternate manner described here and implement, those skilled in the art can do similar popularization without prejudice to the utility model intension in the situation that, and therefore the utility model is not subject to the restriction of following public specific embodiment.
Secondly, the utility model is described in detail in conjunction with schematic diagram, when the utility model embodiment is described in detail in detail; for ease of explanation; represent that the planimetric map of device shape can disobey general ratio and do local amplification, and described schematic diagram is example, it should not limit the scope of the utility model protection at this.In addition in actual fabrication, should comprise, the three-dimensional space of length, width and the degree of depth.
Touch-control protecgulum the utility model being provided below in conjunction with specific embodiment and relevant drawings is elaborated.
Embodiment mono-
The present embodiment provides a kind of touch-control protecgulum, comprises cover plate, ink layer and touch controllable function layer, and described touch controllable function floor comprises touch controllable function district, multiple contact conductor and at least one the first region of discharge.
The structure of described cover plate as shown in Figure 1, comprises viewing area 101 and the ink area 102 that is positioned at described side edge thereof, and ink area 102 surrounds the viewing area 101 of described cover plate.
Described ink layer is positioned at the surface of the ink area 102 of described cover plate, be formed with described ink layer cover plate the sectional view along AA' direction as shown in Figure 1 as shown in Figure 2, ink layer 103 is positioned at the surface of the ink area 102 of described cover plate, covers ink area 102 completely and surrounds the viewing area 101 of described cover plate.
It should be noted that, described ink layer is cabling and the relevant opaque design of blocking the touch controllable function layer side of touch-control protecgulum for the Main Function of described touch-control protecgulum, play certain decoration and block effect, therefore for shape and the area of described ink layer, need to adjust according to model and the relevant design of actual touch-control protecgulum, the utility model is not construed as limiting this.
In the present embodiment, described touch controllable function layer also comprises bindings bit, and described bindings bit is positioned at the top in touch controllable function district, is electrically connected with many electrical leads, for follow-up, touch-control protecgulum is electrically connected with extraneous flexible printed circuit board.Corresponding this kind comprises the touch controllable function layer of bindings bit, and the number of the first region of discharge of the touch-control protecgulum that the present embodiment provides equals the number of described bindings bit, and the position of described the first region of discharge is corresponding one by one with described binding bit position.
It should be noted that, for the ease of the description of embodiment, the present embodiment is to comprise that a bindings bit and first region of discharge, as example, are described in detail the touch controllable function layer of the present embodiment.The planimetric map of the described touch controllable function layer that comprises a bindings bit and first region of discharge as shown in Figure 3, comprise touch controllable function district 301, multiple contact conductor 302, the first region of discharge 303 and bindings bit 304, and the each touch control unit in electrical connection touch controllable function district 301, one end of many electrical leads 302, the other end is electrically connected the first region of discharge 303, and is formed with bindings bit 304 in one end of electrical connection first region of discharge 303 of many electrical leads 302.
The position relationship of described the first region of discharge, described many electrical leads and described bindings bit and the structure of described the first region of discharge are as shown in Figure 4, the parallel distribution of many electrical leads 402, end in many electrical leads 402 of parallel distribution is formed with bindings bit 404, and the many electrical leads 402 in bindings bit 404 are electrically connected the first region of discharge 403.Concrete, the first region of discharge comprises multiple sparking electrodes 405, and sparking electrode 405 is corresponding one by one with many electrical leads 402 of parallel distribution, and one end of sparking electrode 405 is electrically connected with contact conductor 402, and the other end is formed with discharge tip 406.Concrete, the concrete condition of described the first region of discharge is divided into following two kinds:
1, as shown in Figure 5, and the enlarged drawing of the oval enclosing region of the first region of discharge shown in Fig. 5 as shown in Figure 6 for the structure of the first the first region of discharge.As shown in Figure 5 and Figure 6, each sparking electrode 505 of the first region of discharge 503 comprises three discharge tip 506, be respectively the first discharge tip 1, the second discharge tip 2 and the 3rd discharge tip 3, wherein the first discharge tip 1 is along the direction that is parallel to sparking electrode 505, be positioned at the top of sparking electrode 505, the second discharge tip 2 and the 3rd discharge tip 3, along the direction perpendicular to sparking electrode 505, lay respectively at the both sides on the top of sparking electrode 505.Corresponding, as shown in Figure 5 and Figure 6, the first region of discharge 503 also comprises low potential district or access area 507, and in low potential district or the side adjacent with sparking electrode 505, access area 507 be formed with the ground connection tip 508 identical with sparking electrode 505 quantity, and ground connection is most advanced and sophisticated 508 corresponding one by one with the first discharge tip 1 of sparking electrode 505.
It should be noted that, the effect of described low potential district or access area 507 is the static discharging in described discharge tip, therefore when described low potential district or 507 definite preferred low potential district, access area, described low potential district need to meet the minimum that voltage own is less than the voltage that the static in described discharge tip may form, to guarantee that the static in described discharge tip can discharge in described low potential district, the effect discharging to reach static.
In this kind the first region of discharge, between described multiple contact conductors, have the tip that is oppositely arranged, and each contact conductor deviates between the top of described contact conductor and described low potential district or access area and also has the tip being oppositely arranged.When described touch-control protecgulum is disturbed by extraneous static, static can enter the first region of discharge along described contact conductor, then by the multipair tip being oppositely arranged in the first region of discharge, realize point discharge, to eliminate static, may, to the infringement causing of described touch controllable function layer, guarantee the touch-control performance of described touch controllable function layer.
2, the structure of the second the first region of discharge is identical with structure as shown in Figure 4, but the sparking electrode of this kind the first region of discharge is formed with the distolateral enlarged drawing of discharge tip as shown in Figure 7: different from the first the first region of discharge is, this kind the first region of discharge does not comprise low potential district or access area, and only include two discharge tip at described sparking electrode: discharge tip 1 and discharge tip 2, and along the direction perpendicular to sparking electrode 705, discharge tip 1 and discharge tip 2 lay respectively at the both sides on the top of sparking electrode 705.
In this kind the first region of discharge, only comprise separately that this kind of static of tip being oppositely arranged between described multiple contact conductor discharges approach, now, one end that described sparking electrode is formed with discharge tip only includes two discharge tip, and low potential district or access area are no longer set.The structure of this kind the first region of discharge is more simple, guaranteeing still have under the prerequisite of static releasability, has simplified the manufacture craft of the first region of discharge.
In sum, no matter be that the first the first region of discharge or the second the first region of discharge all guarantee to exist the discharge tip being oppositely arranged, when described touch-control protecgulum suffers the interference of extraneous static, still can be when contact conductor enters the first region of discharge by electrostatic guide, by the discharge tip being oppositely arranged, electrostatic safety is discharged, guarantee described touch-control protecgulum can not be subject to the interference of static and damage, having guaranteed the touch-control quality of described touch-control protecgulum.
About the corresponding relation of described touch controllable function layer and described cover plate and ink layer, with reference to figure 1, Fig. 2 and Fig. 3, be specially: touch controllable function district 301 is corresponding with the viewing area 101 of described cover plate, contact conductor 302 and the first region of discharge 303 are corresponding with ink layer 103, to utilize the effect barrier electrode of blocking and decorating lead-in wire 302 and first region of discharge 303 of ink layer 103, guarantee the display effect of touch-control protecgulum.
In concrete an enforcement of the present utility model, described touch-control protecgulum also comprises region of discharge insulation course, described region of discharge insulation course is between first region of discharge and ink layer of described touch controllable function layer, and the area of described region of discharge insulation course is more than or equal to the area of described the first region of discharge.
Concrete, when described touch controllable function, district comprises the first insulation course, be positioned at the metal routing layer of the first surface of insulating layer, be positioned at metal routing layer surface ITO patterned layer, be positioned at second insulation course on ITO patterned layer surface and be positioned at the ITO bridge of the second surface of insulating layer, when forming multiple touch control unit of multiple mutual cross arrangements in described touch controllable function district, first insulation course in described region of discharge insulation course and described touch controllable function district is positioned at a surface level.Also be, can be in the process of making touch controllable function layer, directly when making first insulation course in touch controllable function district, the shape of described the first insulation course is carried out to suitable change, make the area of described the first insulation course be more than or equal to the area sum of area and described first region of discharge in touch controllable function district, and guarantee that described the first insulation course can cover described touch controllable function district and the first region of discharge completely.
Can guarantee, in described the first region of discharge release electrostatic, can not damage ink layer increasing one deck region of discharge insulation course between the first region of discharge and ink layer, guarantee blocking and decoration function of ink layer, thereby guarantee the display effect of touch-control protecgulum.
Embodiment bis-
The present embodiment provides another kind of touch-control protecgulum, different from embodiment mono-is, on the basis of the touch-control protecgulum that the touch-control protecgulum that the present embodiment provides provides at embodiment mono-, surrounding at described touch-control protecgulum has increased circular passage, described circular passage surrounds described touch controllable function layer, and at least one the second region of discharge of described circular passage electrical connection.For convenience of description, the present embodiment will describe take two the second region of discharges of described circular passage electrical connection as the touch-control protecgulum that example provides the present embodiment.
As shown in Figure 8, circular passage 809 surrounds touch controllable function layer, two the second region of discharges 8010 that circular passage 809 is electrically connected lay respectively at the above and below of circular passage 809, and the structural similarity of the first region of discharge described in the structure of the second region of discharge 8010 and embodiment mono-, concrete, described the second region of discharge comprises multiple sparking electrodes, and one end of described sparking electrode is electrically connected with described circular passage, and the other end is formed with discharge tip.
In addition, corresponding this kind of touch-control protecgulum, between the first region of discharge of described touch controllable function layer and the second region of discharge and ink layer, can also comprise region of discharge insulation course, also be, on the basis of embodiment mono-, between the second region of discharge increasing in embodiment bis-and ink layer, also can increase one deck region of discharge insulation course, and described region of discharge insulation course is identical with the region of discharge insulation course in embodiment mono-.Reference example one, in manufacturing process, only need carry out adaptive modification by the shape of first insulation course in described touch controllable function district.
It should be noted that, described circular passage can be closed, can be also what disconnect.Fig. 8 of the present embodiment represents as closed circular passage as example take described circular passage, and when described circular passage is the circular passage disconnecting, the shape of the gap of described circular passage can be designed as structure as shown in Figure 9.When described circular passage is designed to the circular passage of disconnection, when touch-control protecgulum is assembled into touch-screen mobile phone, can reduce to a certain extent the impact of circular passage on touch-screen mobile phone signal.
The touch-control protecgulum that the present embodiment provides not only comprises the first region of discharge being electrically connected with touch controllable function layer, also comprises the circular passage that surrounds described touch controllable function layer and electrical connection the second region of discharge.When this kind of touch-control protecgulum disturbed by extraneous static, the first region of discharge of electrical connection touch controllable function layer can discharge the static in touch controllable function layer, guarantee that touch controllable function layer can not broken by extraneous static, simultaneously, the circular passage that is electrically connected the second region of discharge can discharge the static that may exist in touch-control protecgulum, thereby further guarantees that touch controllable function layer and touch-control protecgulum can not broken by extraneous static.
Embodiment tri-
The present embodiment provides the third touch-control protecgulum, the touch-control protecgulum that the present embodiment provides is on the basis of the touch-control protecgulum that provides at embodiment mono-or embodiment bis-, in the situation that described many electrical leads comprise at least one ground lead, at the end of described ground lead, be formed with the 3rd region of discharge.
It should be noted that, the ground lead of the present embodiment in described many electrical leads increases by the 3rd region of discharge and both can on the basis of embodiment mono-, increase, make described touch-control protecgulum comprise the first region of discharge and two kinds of region of discharges of the 3rd region of discharge, also can on the basis of embodiment bis-, increase, make described touch-control protecgulum comprise the first region of discharge, circular passage (electrical connection the second region of discharge) and three kinds of region of discharges of the 3rd region of discharge.For convenience of explanation, the present embodiment is that on the basis of embodiment mono-, to increase by the 3rd region of discharge be that example describes.
Now, the structure of the touch controllable function layer of the third touch-control protecgulum as shown in figure 10, described the 3rd region of discharge comprises near multiple discharge tip 1001 of a side in described touch controllable function district with in multiple discharge tip 1002 of a side of the end of close the ground lead 1003 in described touch controllable function district, and the tip of the discharge tip of both sides (discharge tip 1001 and discharge tip 1002) correspondence one by one.Also, this kind of touch-control protecgulum, except first region of discharge corresponding with bindings bit and the second region of discharge of being electrically connected with circular passage, also comprises the 3rd region of discharge that is arranged on comprising of ground lead end of the multipair discharge tip being oppositely arranged.
Corresponding with embodiment mono-and embodiment bis-, at described ground lead end, increase after the 3rd region of discharge, between described the 3rd region of discharge and ink layer, also can increase region of discharge insulation course, to protect the part ink layer corresponding with described the 3rd region of discharge.Reference example one and embodiment bis-, in manufacturing process, also only need carry out adaptive modification by the shape of first insulation course in described touch controllable function district.
The touch-control protecgulum that the present embodiment provides has increased by the 3rd region of discharge in described touch controllable function layer, and the ground lead in multiple contact conductors of described the 3rd region of discharge and described touch controllable function layer is electrically connected.When there is electrostatic interference in described touch controllable function layer, described static not only can, from the first region of discharge or the first region of discharge and the release of the second region of discharge, can also discharge from ground lead by the 3rd region of discharge.Also, the touch-control protecgulum that the present embodiment provides, on the basis of embodiment mono-or enforcement two, has increased the approach that another kind of static discharges, thereby has strengthened the reliability of touch-control protecgulum static releasability.
The above embodiment, is only preferred embodiment of the present utility model, not the utility model is done to any pro forma restriction.
Although the utility model discloses as above with preferred embodiment, but not in order to limit the utility model.Any those of ordinary skill in the art, do not departing from technical solutions of the utility model scope situation, all can utilize method and the technology contents of above-mentioned announcement to make many possible variations and modification to technical solutions of the utility model, or be revised as the equivalent embodiment of equivalent variations.Therefore, every content that does not depart from technical solutions of the utility model,, all still belongs in the scope of technical solutions of the utility model protection any simple modification made for any of the above embodiments, equivalent variations and modification according to technical spirit of the present utility model.
Claims (14)
1. a touch-control protecgulum, is characterized in that, comprising:
Cover plate, described cover plate comprises viewing area and ink area, described ink area is positioned at the edge of described cover plate, surrounds the viewing area of described cover plate;
Ink layer, described ink layer is positioned at the surface of the ink area of described cover plate;
Touch controllable function layer, described touch controllable function layer is positioned at described cover plate and is formed with the surface of ink layer, described touch controllable function floor comprises touch controllable function district, multiple contact conductor and at least one the first region of discharge, and described touch controllable function district is corresponding with the viewing area of described cover plate, described contact conductor and described the first region of discharge are corresponding with described ink layer.
2. touch-control protecgulum according to claim 1, is characterized in that, described touch controllable function layer also comprises at least one bindings bit.
3. touch-control protecgulum according to claim 2, is characterized in that, the number of the first region of discharge of described touch controllable function layer equals the number of described bindings bit, and the position of described the first region of discharge is corresponding one by one with described binding bit position.
4. touch-control protecgulum according to claim 3, is characterized in that, described touch-control protecgulum also comprises the circular passage that is positioned at described touch-control protecgulum surrounding, surrounds described touch controllable function layer, and at least one the second region of discharge of described circular passage electrical connection.
5. touch-control protecgulum according to claim 1, is characterized in that, described the first region of discharge comprises multiple and described contact conductor sparking electrode one to one, and one end of described sparking electrode is electrically connected with described contact conductor, and the other end is formed with discharge tip.
6. touch-control protecgulum according to claim 4, is characterized in that, described the second region of discharge comprises multiple sparking electrodes, and one end of described sparking electrode is electrically connected with described circular passage, and the other end is formed with discharge tip.
7. according to the touch-control protecgulum described in claim 5 or 6, it is characterized in that, each sparking electrode comprises three discharge tip, be respectively the first discharge tip, the second discharge tip and the 3rd discharge tip, wherein said the first discharge tip is along the direction that is parallel to described sparking electrode, be positioned at the top of described sparking electrode, described the second discharge tip and the 3rd discharge tip, along the direction perpendicular to described sparking electrode, lay respectively at the both sides on the top of described sparking electrode.
8. touch-control protecgulum according to claim 7, it is characterized in that, described the first region of discharge and the second region of discharge also comprise low potential district or access area, in described low potential district or the side adjacent with described sparking electrode, access area be formed with the ground connection tip identical with described sparking electrode quantity, and described ground connection is most advanced and sophisticated corresponding one by one with the first discharge tip of described sparking electrode.
9. according to the touch-control protecgulum described in claim 5 or 6, it is characterized in that, each sparking electrode comprises two discharge tip, and along the direction perpendicular to described sparking electrode, described two discharge tip lay respectively at the both sides on the top of described sparking electrode.
10. touch-control protecgulum according to claim 4, is characterized in that, described many electrical leads comprise at least one ground lead, at the end of described ground lead, is formed with the 3rd region of discharge.
11. touch-control protecgulums according to claim 10, it is characterized in that, described the 3rd region of discharge comprises near multiple discharge tip of a side in described touch controllable function district with in multiple discharge tip of a side of the end of close the described ground lead in described touch controllable function district, and the tip of the discharge tip of both sides correspondence one by one.
12. according to the touch-control protecgulum described in claim 1,4 or 10, it is characterized in that, also comprise region of discharge insulation course, described region of discharge insulation course is between the first region of discharge, the second region of discharge and the 3rd region of discharge and the ink layer of described touch controllable function layer, and the area of described region of discharge insulation course is more than or equal to the area sum of described the first region of discharge, the second region of discharge and the 3rd region of discharge.
13. touch-control protecgulums according to claim 12, it is characterized in that, the touch controllable function district of described touch controllable function floor comprises the first insulation course, be positioned at the metal routing layer of the first surface of insulating layer, be positioned at metal routing layer surface ITO patterned layer, be positioned at second insulation course on ITO patterned layer surface and be positioned at the ITO bridge of the second surface of insulating layer.
14. touch-control protecgulums according to claim 13, is characterized in that, first insulation course in described region of discharge insulation course and described touch controllable function district is positioned at a surface level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320435089.5U CN203552224U (en) | 2013-07-19 | 2013-07-19 | Touch front cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320435089.5U CN203552224U (en) | 2013-07-19 | 2013-07-19 | Touch front cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203552224U true CN203552224U (en) | 2014-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320435089.5U Expired - Lifetime CN203552224U (en) | 2013-07-19 | 2013-07-19 | Touch front cover |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104765490A (en) * | 2015-03-23 | 2015-07-08 | 小米科技有限责任公司 | Touch circuit with electrostatic protection structure and touch panel |
| CN107765923A (en) * | 2017-11-07 | 2018-03-06 | 信利光电股份有限公司 | A kind of preparation method of touch-screen |
| CN108153449A (en) * | 2017-12-26 | 2018-06-12 | 信利光电股份有限公司 | A kind of cover board and preparation method thereof, touch screen |
| CN109558023A (en) * | 2017-09-27 | 2019-04-02 | 华为终端（东莞）有限公司 | Touch display screen and terminal device |
| CN111951668A (en) * | 2020-08-10 | 2020-11-17 | Tcl华星光电技术有限公司 | Display panel and display device |
-
2013
- 2013-07-19 CN CN201320435089.5U patent/CN203552224U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104765490A (en) * | 2015-03-23 | 2015-07-08 | 小米科技有限责任公司 | Touch circuit with electrostatic protection structure and touch panel |
| EP3073359A1 (en) * | 2015-03-23 | 2016-09-28 | Xiaomi Inc. | Touch circuit with static protection structure and touch panel |
| US10152165B2 (en) | 2015-03-23 | 2018-12-11 | Xiaomi Inc. | Touch panel circuit with electrostatic discharge protection structure and touch panel including same |
| CN109558023A (en) * | 2017-09-27 | 2019-04-02 | 华为终端（东莞）有限公司 | Touch display screen and terminal device |
| CN107765923A (en) * | 2017-11-07 | 2018-03-06 | 信利光电股份有限公司 | A kind of preparation method of touch-screen |
| CN108153449A (en) * | 2017-12-26 | 2018-06-12 | 信利光电股份有限公司 | A kind of cover board and preparation method thereof, touch screen |
| CN111951668A (en) * | 2020-08-10 | 2020-11-17 | Tcl华星光电技术有限公司 | Display panel and display device |
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