Embodiment
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", orientation or the position relationship of the instruction such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In description of the present utility model, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.
In the utility model, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.
In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score can comprise the first and second features and directly contact, also can comprise the first and second features and not be directly contact but by the other characterisation contact between them.And, fisrt feature second feature " on ", " top " and " above " comprise fisrt feature directly over second feature and oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " comprise fisrt feature immediately below second feature and tiltedly below, or only represent that fisrt feature level height is less than second feature.
The utility model has the electronic equipments such as the smart mobile phone of the isostructural touch-screen of GFF, GF technical matters that button touch controllable function lost efficacy in rolling fall-down test is repeatedly tested for solving in prior art, is specifically related to a kind of touch-screen module.
Describe the touch-screen module 100 of the utility model embodiment with reference to the accompanying drawings in detail.
As shown in Figure 1 to Figure 3, according to the touch-screen module 100 of the utility model embodiment, comprising: touch-screen 1 and button 2.
Specifically, be formed with induction channels in touch-screen 1, button 2 comprises cover plate 21, first transparency conducting layer 22 and second transparency conducting layer 23 of arranged stacked.The induced signal cabling circuit 222 that first transparency conducting layer 22 comprises the first patterned layer 221 and draws from the edge, side of the first patterned layer 221, wherein, induced signal cabling circuit 222 can be one or more, when induced signal cabling circuit 222 is many, many induced signal cabling circuits 222 are from the same side of the first patterned layer 221 or not homonymy extraction.The drive singal cabling circuit 232 that second transparency conducting layer 23 comprises the second patterned layer 231 and draws from the edge, side of the second patterned layer 231, wherein, drive singal cabling circuit 232 can be one or more, when drive singal cabling circuit 232 is many, many drive singal cabling circuits 232 are from the same side of the second patterned layer 231 or not homonymy extraction.Drive singal cabling circuit 232 connects one end of the contiguous button 2 of induction channels 11.Button 2 is located at the below of induction channels 11 in FIG, and therefore, the drive singal cabling circuit 232 of button 2 connects the lower end of induction channels 11.
According to the touch-screen module 100 of the utility model embodiment, cabling for connecting the second patterned layer 231 and induction channels 11 is shorter, thus avoid or reduce that circuit is long causes the problem such as error of transmission or circuit disconnection, the stability of touch-screen module 100 can be improved.
There is the smart mobile phone complete machine of touch-screen module 100 of the present utility model in rolling drop test process, because the cabling connecting the second patterned layer 231 and induction channels 11 is short, structural strength is high, avoids the first transparency conducting layer 22 layering after several times fall, the second transparency conducting layer 23 layering or the damage of button 2 cabling and then causes keys deactivation or the bad problem of cell-phone function.Improve the yields of bearing touch-screen module and ensure that the function of complete machine.
It should be noted that, touch-screen of the present utility model and button can be isolated touch part or two completely independently touch element on same screen.Specifically, the following two kinds situation is at least comprised:
1) touch-screen 1 and button 2 are two different touch parts on same screen, and that is, two zoness of different on same screen form touch-screen 1 and button 2 respectively.Can be understood as touch-screen 1 and button 2 shares the elements such as cover plate;
2) touch-screen 1 and button 2 are two completely independently touch elements, and that is, touch-screen 1 all has the elements such as independent cover plate, the first conductive layer and the second conductive layer with any one in button 2.
Certainly, the form that touch-screen 1 and button 2 can share for subelement, the cover plate of such as touch-screen 1 and the cover plate of button 2 are same element, and the part such as the conductive layer of touch-screen 1 and button 2 does not share, and this is understandable for those of ordinary skill in the art.
Touch-screen module of the present utility model can be capacitance touch screen module, electric resistance touch screen module etc.
In embodiments more of the present utility model, first patterned layer 221 comprises spaced apart multiple line of induction, second patterned layer 231 comprises spaced apart multiple drive wire, described drive wire and described line of induction arranged crosswise, induction channels 11 be by drive singal cabling circuit 232 and described drive wire be connected correspondingly multiple.Add the touch accuracy of button 2.
Preferably, the described line of induction and described drive wire are two.Therefore, the touch accuracy of button 2 can be improved, but also be that button is easy to make.
As shown in Figure 1 to Figure 3, in embodiments more of the present utility model, drive singal cabling circuit 232 is many, and many drive singal cabling circuits 232 are all from the same side of the second patterned layer 231 along drawing.Therefore, the many drive singal cabling circuits 232 of drawing from homonymy so that the wiring of touch-screen module 100, but also can improve the stability of touch-screen module 100 further.
Further, the surface of at least one in induced signal cabling circuit 222 and drive singal cabling circuit 232 is provided with insulating protective layer 26.Therefore, the stability of induced signal cabling circuit 222 and drive singal cabling circuit 232 can be improved, avoid the situation that circuit corrosion or short circuit occur.
Preferably, insulating protective layer 26 is ink, and the thickness of ink is less than 2 microns.Therefore, not only effectively can improve the stability of circuit, but also the thickness of touch-screen module 100 can be reduced.
Further, transparent conductive film (i.e. ITO) is in the first patterned layer 221 and the second patterned layer 231.
As shown in Figure 3, in embodiments more of the present utility model, the first transparency conducting layer 22 bonds on cover plate 21 by the first adhesive linkage 24, and the second transparency conducting layer 23 is bonded on the first transparency conducting layer 22 by the second adhesive linkage 25.Thus improve the stability of button 2.
Preferably, at least one in the first adhesive linkage 24 and the second adhesive linkage 25 is double sided optical glue, and the thickness of at least one in the first adhesive linkage 24 and the second adhesive linkage 25 is in the scope of 0.05 millimeter to 0.125 millimeter.Not only can improve the stability of button 2 structure, but also the thickness of button 2 can be reduced.
Advantageously, cover plate 21 is glass cover-plate, and the thickness of glass cover-plate is in the scope of 0.4 millimeter to 1.0 millimeters.Reduce the thickness of button 2 further.
The touch-screen module 100 of the utility model specific embodiment is simply described with reference to the accompanying drawings.
As shown in Figure 1 to Figure 3; touch-screen module 100 of the present utility model comprises: cover sheet, button 2 (or thin film sensor, Film Sensor), flexible print circuit board (Flexible Printed Circuit; i.e. FPC) and combination drive part, this touch-screen module can be capacitance touch screen module or electric resistance touch screen module etc.
Wherein, button 2 comprises cover plate 21, first adhesive linkage 24, the first insulation oil reservoir, the first insulation of transparency conducting layer 22, second adhesive linkage 25, second oil reservoir, the second transparency conducting layer 23 that stack gradually.First transparency conducting layer 22 comprises the first patterned layer 221 and induced signal cabling circuit 222; Second transparency conducting layer 23 comprises the second patterned layer 231 and drive singal cabling circuit 232.The surface of induced signal cabling circuit 222 and drive singal cabling circuit 232 is equipped with insulating protective layer 26, and that is, there is the protection of insulation oil reservoir on the surface of induced signal cabling circuit 222 and drive singal cabling circuit 232.
Wherein, a part for described cover sheet forms the cover plate 21 of button 2.In other words, touch-screen 1 and button 2 share cover sheet.
Button 2 only has one, and button 2 is positioned at the middle bottom cover sheet, and the left side of button 2, right side and below are the antenna measurement empty avoiding region of smart mobile phone.First transparency conducting layer 22 comprises the many lines of induction (RX), and the second transparency conducting layer 23 comprises many drive wires (TX).First transparency conducting layer 22 and the second transparency conducting layer 23 are bonded by the second adhesive linkage 25, the line of induction (RX) and drive wire (TX) just define square crossing, driven by flexible print circuit board, the touch function of button 2 can be realized.Touch.The material of induced signal cabling circuit 222 and drive singal cabling circuit 232 includes but not limited to silver-colored line, copper wire material.
In the rolling drop test process of smart mobile phone, smart mobile phone complete machine is placed in the casing of a closed rectangular body (length is 1 meter), with the mid point on casing length direction for the strong point rotates, speed is one minute 12 weeks, until mobile phone lost efficacy, the touch function of button 2 still can normally use.
It can thus be appreciated that, the structural design of the utility model to touch-screen module 100 is the adjustment done under the situation required at complete machine structure, can effectively avoid or reduce the problem that the first transparency conducting layer 22 and the second transparency conducting layer 23 two separate and then the button touch function that causes lost efficacy.
In concrete examples more of the present utility model, touch-screen module 100 includes two induction channels, and button 2 comprises two lines of induction and two drive wires, can identify that sliding and click this button 2 can realize several functions (partial function needs to coordinate touch-screen).
1, button 2 slides from left to right.Because button 2 at least has isolated two induction points in left-right direction, pointing from left to right in sliding process, finger first can contact the induction point on the left side, now left side induction point can feed back higher touch intensity level (intensity), and the intensity level of the induction point on the right feedback can be very little.When finger more draws the right, the right induction point can feed back higher touch intensity level (intensity), and the intensity level of the induction point on left side feedback can be very little.Controller can excite a function according to the change of this state, such as, unlock.
2, button 2 slides from left to right.This process is contrary with aforesaid process, may be used for exciting a function.
3, from touch-screen 1 paddling to button 2.In finger sliding process, touch-screen 1 can feed back higher touch intensity level (intensity), and the touch intensity level of button 2 can be very little.When finger is more drawn to button 2, button can feed back higher touch intensity level (intensity), and the touch intensity level on touch-screen 1 can be very little.Controller can excite a function according to the change of this state, and this function needs could realize when touch-screen work certainly.
4, from button 2 paddling to touch-screen 1.This process is the inverse process of said process, can activate a function.
5, in touch-screen 1 and button 2, one or two is touched simultaneously, can realize three kinds of different functions.
Certainly, multiple sense contact can also be set on button 2, such as, four sense contact in rectangular layout are set.
In concrete examples more of the present utility model, cover plate 21 is for commonly using glass cover-plate in this field, and as Soda lime, dragontrial, corning, its thickness characteristics is in 0.4mm to 1.0mm scope.The double sided optical glue Optics Clear Adhesive that first adhesive linkage 24 is commonly used for this field, its thickness is in the scope of 0.05 millimeter to 0.125 millimeter.First transparency conducting layer 22 both sides cabling circuit is in the both sides of the first patterned layer 221, and the first patterned layer 221 is ITO pattern.The double sided optical glue Optics Clear Adhesive that second adhesive linkage 25 is commonly used for this field; Its thickness is in the scope of 0.05 to 0.125mm.The cabling circuit of the second transparency conducting layer 23 is drawn from the same side of the second patterned layer 231.Insulating protective layer 26 is ink, and its thickness is for being less than 2um; First transparency conducting layer 22 and the second transparency conducting layer 23 adopt identical material, such as conductive film SCP125-BCC-125V3-100m × 500mm × 0.1mm.
In the production run of touch-screen module 100, the first transparency conducting layer 22 and the second transparency conducting layer 23 are bondd by optical cement (i.e. the second adhesive linkage 25); The first transparency conducting layer 22 after combination and the second transparency conducting layer 23 are bound together with the hot pressing of combination drive part at a certain temperature by anisotropy conductiving glue (ACF) and special fixture, form assembly.Be adhesively fixed with cover plate 21 again.
Button 2 of the present utility model can be used as return key etc.
In the description of this instructions, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.In addition, the different embodiment described in this instructions or example can carry out engaging and combining by those skilled in the art.
Although illustrate and described embodiment of the present utility model above, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art can change above-described embodiment, revises, replace and modification in scope of the present utility model.