CN210324164U

CN210324164U - Capacitive touch screen structure

Info

Publication number: CN210324164U
Application number: CN201921266204.4U
Authority: CN
Inventors: 黄�俊
Original assignee: Shenzhen Chensheng Technology Co Ltd
Current assignee: Shenzhen Chensheng Technology Co Ltd
Priority date: 2019-08-07
Filing date: 2019-08-07
Publication date: 2020-04-14
Anticipated expiration: 2029-08-07

Abstract

The utility model belongs to the technical field of the cell-phone part technique and specifically relates to a capacitive touch screen structure, including capacitive touch screen main part, capacitive touch screen main part upper surface spraying has first resistant high low temperature coating, first resistant high low temperature coating upper surface has the glass apron through first tie coat bonding, the laminating of glass apron upper surface has the protection film, capacitive touch screen main part lower surface spraying has the resistant high low temperature coating of second, the resistant high low temperature coating lower surface of second has LCD through the bonding of second tie coat, the laminating of LCD lower surface has the insulating layer, the laminating of insulating layer lower surface has the filter plate, the laminating of filter plate lower surface has the board in a poor light. The utility model has the advantages of high and low temperature resistance and good effect.

Description

Capacitive touch screen structure

Technical Field

The utility model relates to a cell-phone part technical field especially relates to a capacitive touch screen structure.

Background

Capacitive touch screen uses the condition that takes place touch-control failure easily under high microthermal environment, and when outdoor use cell-phone in summer simultaneously, the heat that produces when the inside device of cell-phone moves can conduct to the whole touch-sensitive screen module of cell-phone on, in addition ambient temperature's stack for cell-phone screen surface temperature can reach four fifty degrees, appears scalding when leading to finger touch screen surface and feels, and very influence uses and experiences.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that the screen used outdoors in summer is scalded hand easily because of the touch failure under the high and low temperature environment existing in the prior art, and providing a capacitive touch screen structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a capacitive touch screen structure, includes capacitive touch screen main part, capacitive touch screen main part upper surface spraying has first resistant high low temperature coating, first resistant high low temperature coating upper surface has the glass apron through the bonding of first tie coat, the laminating of glass apron upper surface has the protection film, capacitive touch screen main part lower surface spraying has the resistant high low temperature coating of second, the resistant high low temperature coating lower surface of second has liquid crystal display through the bonding of second tie coat, the laminating of liquid crystal display lower surface has the insulating layer, the laminating of insulating layer lower surface has the filter plate, the laminating of filter plate lower surface has the board in a poor light.

Preferably, the first high and low temperature resistant coating and the second high and low temperature resistant coating are silicate solution coatings.

Preferably, the first bonding layer and the second bonding layer are both transparent optical adhesive bonding layers.

Preferably, the heat insulation layer comprises a quartz glass plate, the upper surface of the quartz glass plate is sprayed with an antimony-doped tin oxide coating, and the lower surface of the quartz glass plate is sprayed with an aluminum nitride coating.

The utility model provides a pair of capacitive touch screen structure, beneficial effect lies in:

1. the high and low temperature resistant capacity of the capacitive touch screen is effectively enhanced by arranging the high and low temperature resistant coating sprayed on the capacitive touch screen main body;

2. through setting up the insulating layer, the antimony doped tin oxide coating of quartz glass board upper surface spraying can make most touch-sensitive screen structure and the inside heat that produces of cell-phone of insulating layer top isolated, and the aluminium nitride coating of quartz glass board lower surface spraying can be with the timely quick conduction of the inside heat that produces of cell-phone to the cell-phone frame subassembly on to realize quick heat dissipation.

Drawings

Fig. 1 is a schematic overall structure diagram of a capacitive touch screen structure provided by the present invention;

fig. 2 is the utility model provides a thermal insulating layer schematic diagram of capacitive touch screen structure.

In the figure: the capacitive touch screen comprises a capacitive touch screen body 1, a first high-low temperature resistant coating 2, a second high-low temperature resistant coating 3, a first bonding layer 4, a glass cover plate 5, a protective film 6, a second bonding layer 7, a liquid crystal display 8, a heat insulation layer 9, a quartz glass plate 901, an antimony-doped tin oxide coating 902, an aluminum nitride coating 903, an optical filter 10 and a backlight plate 11.

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.

Referring to fig. 1-2, a capacitive touch screen structure, including capacitive touch screen main part 1, capacitive touch screen main part 1 upper surface spray has first high low temperature resistant coating 2, and first high low temperature resistant coating 2 upper surface has glass apron 5 through the bonding of first tie coat 4, and the laminating of glass apron 5 upper surface has protection film 6, and capacitive touch screen main part 1 lower surface spray has second high low temperature resistant coating 3, and first high low temperature resistant coating 2, second high low temperature resistant coating 3 are silicate solution coating.

The lower surface of the second high-low temperature resistant coating 3 is bonded with a liquid crystal display 8 through a second bonding layer 7, and the first bonding layer 4 and the second bonding layer 7 are transparent optical adhesive bonding layers.

The lower surface of the liquid crystal display 8 is attached with a heat insulation layer 9, the lower surface of the heat insulation layer 9 is attached with a light filter plate 10, and the lower surface of the light filter plate 10 is attached with a backlight plate 11. The heat insulation layer 9 comprises a quartz glass plate 901, wherein an antimony-doped tin oxide coating 902 is sprayed on the upper surface of the quartz glass plate 901, and the antimony-doped tin oxide is a transparent heat insulation coating material with good heat insulation capability. The lower surface of the quartz glass plate 901 is sprayed with an aluminum nitride coating 903, and the aluminum nitride is good in thermal conductivity and small in thermal expansion coefficient and is a good heat-resistant material.

The utility model discloses when using, the resistant high low temperature coating of spraying on capacitive touch screen main part 1, make capacitive touch screen main part 1's resistant high low temperature ability obtain effective reinforcing, can effectively avoid taking place the malfunctioning condition of touch-control, the antimony doping tin oxide coating 902 of quartz glass board 901 upper surface spraying can make most touch-sensitive screen structure of insulating layer 9 top and the inside heat that produces of cell-phone isolated open, the aluminium nitride coating 903 of quartz glass board 901 lower surface spraying can be with the timely quick conduction to the cell-phone frame subassembly of the inside heat that produces of cell-phone, thereby realize quick heat dissipation.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A capacitive touch screen structure comprises a capacitive touch screen main body (1), the upper surface of the capacitive touch screen main body (1) is sprayed with a first high and low temperature resistant coating (2), the upper surface of the first high and low temperature resistant coating (2) is bonded with a glass cover plate (5) through a first bonding layer (4), a protective film (6) is adhered to the upper surface of the glass cover plate (5), a second high-low temperature resistant coating (3) is sprayed on the lower surface of the capacitive touch screen main body (1), the lower surface of the second high and low temperature resistant coating (3) is bonded with a liquid crystal display (8) through a second bonding layer (7), the lower surface of the liquid crystal display (8) is attached with a heat insulation layer (9), the lower surface of the heat insulation layer (9) is attached with a light filter plate (10), and the lower surface of the light filter plate (10) is attached with a backlight plate (11).

2. A capacitive touch screen structure according to claim 1, wherein the first high and low temperature resistant coating (2) and the second high and low temperature resistant coating (3) are silicate solution coatings.

3. The capacitive touch screen structure according to claim 1, wherein the first adhesive layer (4) and the second adhesive layer (7) are both transparent optical adhesive layers.

4. A capacitive touch screen structure according to claim 1, wherein the thermal insulation layer (9) comprises a quartz glass plate (901), the upper surface of the quartz glass plate (901) is coated with an antimony doped tin oxide coating (902), and the lower surface of the quartz glass plate (901) is coated with an aluminum nitride coating (903).