CN212723596U - Liquid crystal and touch-sensitive screen all standing laminated structure - Google Patents

Abstract

The utility model discloses a liquid crystal and touch screen full coverage laminating structure, which comprises a liquid crystal layer and a touch screen body, wherein the liquid crystal layer is laminated with the plane of the touch screen body, the liquid crystal layer is sleeved with a sleeve frame outside the touch screen body, the two ends of the touch screen body are symmetrically fixed with first positioning blocks, the two ends of the liquid crystal layer are symmetrically fixed with second positioning blocks, the two ends of the sleeve frame are symmetrically provided with a first positioning groove matched with the first positioning block and a second positioning groove matched with the second positioning block, the inner wall of the first positioning groove on one side is provided with a barrier strip, the barrier strip ensures that the two ends of the touch screen body are different in height before being laminated with the liquid crystal layer, thereby the liquid crystal layer and the touch screen body are in an inclined state, the liquid crystal layer and the touch screen body are connected through an optical glue layer, when being laminated, the lower end of the touch screen body can be preferentially pasted with the, therefore, the gas can be better exhausted, the laminating effect is good, and the yield is high.

Description

Liquid crystal and touch-sensitive screen all standing laminated structure

Technical Field

The utility model relates to a touch-sensitive screen technical field specifically is a liquid crystal and touch-sensitive screen all standing laminated structure.

Background

The liquid crystal touch screen is also called a touch panel, and is an induction type liquid crystal display device capable of receiving input signals of a contact and the like, when a graphic button on a screen is contacted, a touch feedback system on the screen can drive various connecting devices according to a pre-programmed program, so that a mechanical button panel can be replaced, and vivid video and audio effects can be produced by a liquid crystal display picture.

The liquid crystal layer and the touch screen need to be bonded and fixed during production of the liquid crystal touch screen, the traditional direct butt joint bonding mode is not convenient for all bubbles in colloid to be discharged, and the defective rate of the screen is high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stable liquid crystal of heat dissipation and touch-sensitive screen all standing laminated structure to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a liquid crystal and touch-sensitive screen all standing laminated structure, includes the liquid crystal layer and the touch-sensitive screen body, the liquid crystal layer is laminated with the touch-sensitive screen body plane, the liquid crystal layer is equipped with the cover frame with the outside cover of the touch-sensitive screen body, the equal symmetry in both ends of the touch-sensitive screen body is fixed with first locating piece, the equal symmetry in both ends of liquid crystal layer is fixed with the second locating piece, the both ends symmetry of cover frame seted up with first locating piece complex first constant head tank and with second locating piece complex second constant head tank is in one side wherein be provided with on the inner wall of first constant head tank and block the strip, it makes to block the strip the touch-sensitive screen body with both ends height difference before the liquid crystal layer laminating to be the tilt state, the liquid crystal layer with connect through the optics glue film between the touch-sensitive screen.

Preferably, the inner wall of one side of the first positioning groove, which is opposite to the opposite sleeve frame, is provided with the blocking strip.

Preferably, the cross section of the barrier strip is semicircular or triangular.

Preferably, the blocking strip is located at the middle position of the inner wall of the first positioning groove.

Preferably, the bottom end of the first locating block is provided with a matching strip for contacting with the barrier strip.

Preferably, the first positioning groove and the second positioning groove on the same side are staggered in position.

Preferably, the inner side edge of the sleeve frame is provided with a round angle.

Preferably, the sleeve frame is made of an anti-static PVC material.

Preferably, the side surface of the sleeve frame is uniformly provided with through holes.

Preferably, the optical adhesive layer adopts a modified epoxy adhesive.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a liquid crystal and touch-sensitive screen total coverage laminated structure is provided with the barrier strip through the inner wall in the first constant head tank of one side wherein, and the barrier strip makes the touch-sensitive screen body and liquid crystal layer laminating front end both ends height difference be the tilt state, and the one end that the touch-sensitive screen body is low can be preferentially pasted with the liquid crystal layer, and the pressfitting in-process forms the laminating to high one end gradually to can be better with gas outgoing, the laminating is effectual, and the yield is high.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of a partial structure of the first positioning groove of the cover frame of the present invention;

fig. 3 is an enlarged view of the first positioning block of the present invention.

Fig. 4 is a schematic diagram of a gluing structure of the touch screen of the present invention;

fig. 5 is a schematic view of the liquid crystal layer before being attached to the touch screen body of the present invention.

In the figure: 1. sleeving a frame; 2. a liquid crystal layer; 3. a touch screen body; 4. a first positioning block; 41. matching strips; 5. a first positioning groove; 6. a through hole; 7. an optical adhesive layer; 8. a second positioning block; 9. a second positioning groove; 10. a barrier strip.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, a liquid crystal and touch screen full-coverage bonding structure in the drawings comprises a liquid crystal layer 2 and a touch screen body 3, the liquid crystal layer 2 is in planar bonding with the touch screen body 3, a sleeve frame 1 is sleeved outside the liquid crystal layer 2 and the touch screen body 3, first positioning blocks 4 are symmetrically fixed at two ends of the touch screen body 3, second positioning blocks 8 are symmetrically fixed at two ends of the liquid crystal layer 2, first positioning grooves 5 matched with the first positioning blocks 4 and second positioning grooves 9 matched with the second positioning blocks 8 are symmetrically arranged at two ends of the sleeve frame 1, a blocking strip 10 is arranged on the inner wall of the first positioning groove 5 at one side, the blocking strip 10 makes the two ends of the touch screen body 3 different in height before being bonded with the liquid crystal layer 2 so as to be in an inclined state, the liquid crystal layer 2 is connected with the touch screen body 3 through an optical adhesive layer 7, the liquid crystal layer 2 and the touch screen body 3 are glued and fixed through the optical glue layer 7.

In this embodiment, the blocking strip 10 is disposed on the inner wall of the first positioning groove 5 opposite to the opposing frame, so that the end of the first positioning block 4 closest to the blocking strip 10 can be pressed against the length side of the blocking strip 10.

The cross section of the barrier rib 10 in this embodiment is semicircular, but is not limited to this shape, and may also be triangular, for example.

The blocking bar 10 in this embodiment is located at the middle position of the inner wall of the first positioning groove 5.

Referring to fig. 3, a mating strip 41 for contacting the barrier strip 10 is disposed at the bottom end of the first positioning block 4, so that the first positioning block 4 can be fitted into the first positioning groove 5 without resistance after the mating strip 41 is extruded through the barrier strip 10.

Referring to fig. 2, the first positioning groove 5 and the second positioning groove (9) on the same side are staggered, so that a thin connecting wall caused by the fact that the first positioning groove 5 and the second positioning groove 9 on the cover frame 1 are split is avoided, and the butt joint stress of the liquid crystal layer 2 and the touch screen body 3 is stable.

Referring to fig. 2, the inner side edge of the cover frame 1 is provided with rounded corners, so that the inner side edge of the cover frame 1 is smooth, the liquid crystal layer 2 and the touch screen body 3 can be conveniently clamped into the inner side of the cover frame 1 when being spliced, and the liquid crystal layer 2 and the touch screen body 3 are prevented from being scraped.

The sleeve frame 1 is made of an anti-static PVC material, so that the sleeve frame 1 has an anti-static effect, dust adsorption of the sleeve frame 1 is avoided, and dust contamination in the splicing process is reduced.

Referring to fig. 2, through holes 6 are uniformly formed in the side surface of the cover frame 1, the through holes 6 are formed to discharge gas discharged by the liquid crystal layer 2 and the touch screen body 3 when being extruded, and excessive colloid can be discharged from the through holes 6, so that the splicing precision of the liquid crystal layer 2 and the touch screen body 3 is improved.

The optical adhesive layer 7 is made of a modified epoxy adhesive, and the epoxy adhesive has the characteristics of light color, high transparency, good bonding performance, excellent high and low temperature (-60-80 ℃) performance and the like.

The working principle is as follows: when the device splices, scribble behind the 2 surperficial clean faces of liquid crystal layer and establish optical cement layer 7, then with 1 covers of frame in the outside of liquid crystal layer 2, first locating piece 4 is placed with 5 position alignments in first constant head tank, wherein one side owing to set up stop strip 10, consequently can touch-sensitive screen body 3 with the both ends height difference before the laminating of liquid crystal layer 2 to be as shown in figure 5 the tilt state, the touch-sensitive screen body 3 left end is higher, gaseous ability discharge to the left end, the touch-sensitive screen body 3 low one end can be preferred to paste with liquid crystal layer 2, when pushing down touch-sensitive screen body 3, the laminating is formed gradually to the high one end of touch-sensitive screen body 3, thereby can be better with gaseous exhaust, final touch-sensitive screen body 3 and liquid crystal layer 2 pass through the laminating of optical cement layer 7, the inside whole gas of discharge optical cement layer 7, it is effectual to laminate.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides a liquid crystal and touch-sensitive screen all standing laminated structure, includes liquid crystal layer (2) and the touch-sensitive screen body (3), liquid crystal layer (2) and the laminating of the touch-sensitive screen body (3) plane, its characterized in that: liquid crystal layer (2) and the outside cover of the touch-sensitive screen body (3) are equipped with cover frame (1), the equal symmetry in both ends of the touch-sensitive screen body (3) is fixed with first locating piece (4), the equal symmetry in both ends of liquid crystal layer (2) is fixed with second locating piece (8), the both ends symmetry of cover frame (1) seted up with first locating piece (4) complex first constant head tank (5) and with second locating piece (8) complex second constant head tank (9), wherein one side be provided with on the inner wall of first constant head tank (5) and block strip (10), it makes to block strip (10) the touch-sensitive screen body (3) with both ends height difference before liquid crystal layer (2) laminating to be the tilt state, liquid crystal layer (2) with connect through optical cement layer (7) between the touch-sensitive screen body (3).

2. The liquid crystal and touch screen full-coverage attaching structure of claim 1, wherein: the inner wall of one side, opposite to the opposite sleeve frame, in the first positioning groove (5) is provided with the stop strip (10).

3. The liquid crystal and touch screen full-coverage attaching structure of claim 1, wherein: the cross section of the barrier strip (10) is semicircular or triangular.

4. The liquid crystal and touch screen full-coverage attaching structure of claim 2, wherein: the stop strip (10) is positioned in the middle of the inner wall of the first positioning groove (5).

5. The liquid crystal and touch screen full-coverage attaching structure of claim 1, wherein: the bottom end of the first locating block (4) is provided with a matching strip (41) used for being in contact with the barrier strip (10).

6. The liquid crystal and touch screen full-coverage attaching structure of claim 1, wherein: the first positioning groove (5) and the second positioning groove (9) on the same side are staggered in position.

7. The liquid crystal and touch screen full-coverage attaching structure of claim 1, wherein: the fillet has all been seted up to the inboard edge of cover frame (1).

8. The liquid crystal and touch screen full-coverage attaching structure of claim 3, wherein: the sleeve frame (1) is made of an anti-static PVC material.

9. The liquid crystal and touch screen full-coverage attaching structure of claim 1, wherein: through holes (6) are uniformly formed in the side surface of the sleeve frame (1).

10. The liquid crystal and touch screen full-coverage attaching structure of claim 1, wherein: the optical adhesive layer (7) adopts a modified epoxy adhesive.

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