CN215068189U

CN215068189U - Multiple waterproof touch display screen

Info

Publication number: CN215068189U
Application number: CN202022767105.3U
Authority: CN
Inventors: 李建军
Original assignee: Mutto Optronics Corp
Current assignee: Mutto Optronics Corp
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-12-07
Anticipated expiration: 2030-11-26

Abstract

The utility model discloses a multiple waterproof touch-control display screen, including liquid crystal display module and apron, the liquid crystal display module with first adhesive layer, electric capacity response layer, hydrophilic layer and second adhesive layer have set gradually between the apron, and the coating has waterproof glue around the second adhesive layer still. The utility model has the advantages that: to frame pastes formula touch-control display screen, adopt waterproof bubble celloidin of high-grade peripheral recoating round waterproof glue after the laminating in the time of high-grade, can make 98% of steam block outside touch-control display screen, prevent that steam from getting into, to full laminating formula touch-control display screen, adopt waterproof OCA of high-grade or OCR peripheral recoating round waterproof glue after the laminating in the time, can make 98% steam block outside touch-control display screen, prevent that steam from getting into, again be the TP back sensor response layer back coating one deck hydrophilic coating promptly, this coating can make 2% steam form the transparent water film of one deck, prevent that the white fog phenomenon from taking place.

Description

Multiple waterproof touch display screen

Technical Field

The utility model relates to a touch-control display screen technical field specifically is a multiple waterproof touch-control display screen.

Background

Since the touch-sensitive screen from the resistive screen after developing into the capacitive screen fast, the touch-sensitive screen is by wide application in fields such as smart mobile phone, panel computer, the electronic book, the wrist-watch, the bracelet, on-vehicle, industrial control, medical treatment, along with people's standard of living and quality of life's improvement, also higher and higher to the requirement of touch-sensitive screen, the laminating of touch-sensitive screen and display screen generally divide into laminating and frame subsides two kinds of modes entirely, laminating entirely generally adopts solid-state optical cement or liquid optical cement to laminate, the frame subsides generally adopt bubble celloidin or double faced adhesive tape to laminate.

In a bathroom, in water, in rainy days and other scenes, the touch display screen is often poor in appearance and abnormal in function because of water vapor or water entering the inside of the touch display screen, and the use of a user is affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multiple waterproof touch-control display screen to solve the problem of proposing 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 multiple waterproof touch-control display screen, includes liquid crystal display module and apron, the liquid crystal display module with set gradually first adhesive layer, capacitive sensing layer, hydrophilic layer and second adhesive layer between the apron, still the coating has the waterproof glue around the second adhesive layer.

Preferably, the cover plate is a two-layer composite plate and a three-layer composite plate formed by copolymerizing PC and PMMA, or an IML (injection moulding language) plane 2D cover plate, a plane 2.5D cover plate or a plane 3D cover plate formed by injection moulding of PC and PMMA.

Preferably, the first adhesive layer and the second adhesive layer are solid optical clear adhesive, liquid silicone glue or acrylic glue, and the first adhesive layer has a thickness of 25um, 50um, 75um, 100um or 125um, and the second adhesive layer has a thickness of 150um, 175um, 200um or 250 um.

Preferably, the hydrophilic layer is coated on the back of the capacitance sensing layer.

Preferably, the capacitance sensing layer is composed of a transparent conductive circuit, and the conductive material of the capacitance sensing layer is composed of a metal mesh, nano silver, graphene and carbon nanotubes, or is composed of an inflexible transparent conductive material of indium tin oxide.

Preferably, the capacitance sensing layer substrate is a Film substrate of PET, SRF, COP, PC flexible Film or a Glass hard substrate, wherein the thickness of the Film substrate of the flexible Film is 38mm, 50um, 100um or 125um, and the thickness of the Glass hard substrate is 0.4mm, 0.5mm, 0.55mm, 0.7mm or 1.1 mm.

Preferably, the waterproof glue is moisture-cured RTV glue, UV-cured acrylic glue or baked and moisture-cured organic silicon gel.

Preferably, the liquid crystal display module is a TFT liquid crystal display module, an IPS liquid crystal display module, or a flexible OLED display.

Advantageous effects

The utility model provides a multiple waterproof touch-control display screen, paste formula touch-control display screen to the frame, peripheral recoating round waterproof glue after the laminating when adopting waterproof bubble celloidin of high grade, can make stopping of 98% of steam outside touch-control display screen, prevent that steam from getting into, to full laminating formula touch-control display screen, peripheral recoating round waterproof glue after the laminating when adopting waterproof OCA of high grade or OCR, can make 98% steam stop outside touch-control display screen, prevent that steam from getting into, again be the hydrophilic coating of sensor inductive layer back coating one deck promptly at the TP back, this coating can make 2% steam form the transparent water film of one deck, prevent that the white fog phenomenon from taking place.

Drawings

FIG. 1 is a schematic cross-sectional structure diagram of a touch display screen with a full-lamination structure in the prior art;

FIG. 2 is a schematic cross-sectional view of a touch display screen with a middle frame paste structure in the prior art;

fig. 3 is a schematic cross-sectional structure view of the fully-laminated multi-waterproof touch display screen of the present invention;

fig. 4 is the utility model discloses a multiple waterproof touch-control display screen cross sectional structure sketch map of frame laminating.

Reference numerals

The liquid crystal display panel comprises a cover plate 1, a fourth adhesive layer 2, a capacitance sensing layer 3, a fifth adhesive layer 4, a liquid crystal display module 5, a first adhesive layer 6, a first adhesive layer 7, a hydrophilic layer 8, a second adhesive layer 9, a waterproof glue 10 and a third adhesive layer 11.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

Example 1

As shown in fig. 3, a full-lamination multi-waterproof touch display screen comprises a liquid crystal display module 5 and a cover plate 1, wherein a first adhesive layer 7, a capacitance sensing layer 3, a hydrophilic layer 8 and a second adhesive layer 9 are sequentially arranged between the liquid crystal display module 5 and the cover plate 1, and waterproof glue 10 is further coated around the second adhesive layer 9.

Preferably, the cover plate 1 is a two-layer composite plate and a three-layer composite plate formed by copolymerizing PC and PMMA, or an IML (injection moulding) plane 2D cover plate, a plane 2.5D cover plate or a plane 3D cover plate formed by injection moulding of PC and PMMA.

Preferably, the first adhesive layer 7 and the second adhesive layer 9 are solid optically clear adhesive, liquid silicone glue or acrylic glue, and the first adhesive layer 7 has a thickness of 25um, 50um, 75um, 100um or 125um, and the second adhesive layer 9 has a thickness of 150um, 175um, 200um or 250 um.

Preferably, the hydrophilic layer 8 is coated on the back of the capacitance sensing layer 3.

Preferably, the capacitance sensing layer 3 is formed by a transparent conductive circuit, and the conductive material of the capacitance sensing layer 3 is formed by a metal mesh, nano silver, graphene and carbon nanotubes, or formed by a non-flexible transparent conductive material of indium tin oxide.

Preferably, the substrate of the capacitance sensing layer 3 is a Film substrate of PET, SRF, COP, PC flexible Film or Glass hard substrate, wherein the thickness of the Film substrate of the flexible Film is 38mm, 50um, 100um or 125um, and the thickness of the Glass hard substrate is 0.4mm, 0.5mm, 0.55mm, 0.7mm or 1.1 mm.

Preferably, the waterproof glue 10 is a moisture-cured RTV glue, a UV-cured acrylic glue, or a baked and moisture-cured silicone glue.

Preferably, the liquid crystal display module 5 is a TFT liquid crystal display module, an IPS liquid crystal display module, or a flexible OLED display.

Example 2

The utility model provides a multiple waterproof touch-control display screen of frame laminating, includes liquid crystal display module 5 and apron 1, has set gradually first adhesive layer 7, capacitive sensing layer 3, hydrophilic layer 8 and third adhesive layer 11 between liquid crystal display module 5 and the apron 1, and still the coating has waterproof glue 10 around the third adhesive layer 11.

Preferably, the third adhesive 11 is foam cotton or double-sided adhesive, is foam cotton formed by adding acrylic acid glue to the PET, PE, PU base material during foaming, or foam cotton formed by coating acrylic acid glue to the PET, PE, PU base material after foaming, and has a thickness of 0.05mm to 0.6 mm.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the content of the present invention within the protection scope of the present invention.

Claims

1. The utility model provides a multiple waterproof touch-control display screen, includes liquid crystal display module (5) and apron (1), its characterized in that: a first adhesive layer (7), a capacitance induction layer (3), a hydrophilic layer (8) and a second adhesive layer (9) are sequentially arranged between the liquid crystal display module (5) and the cover plate (1), and waterproof glue (10) is further coated around the second adhesive layer (9).

2. The multi-waterproof touch display screen of claim 1, wherein: the first adhesive layer (7) and the second adhesive layer (9) are solid optical transparent glue, liquid silicone glue or acrylic acid glue, and the thickness of the first adhesive layer (7) is 25um, 50um, 75um, 100um or 125um, and the thickness of the second adhesive layer (9) is 150um, 175um, 200um or 250 um.

3. The multi-waterproof touch display screen of claim 1, wherein: the hydrophilic layer (8) is coated on the back surface of the capacitance sensing layer (3).

4. The multi-waterproof touch display screen of claim 1, wherein: the capacitance induction layer (3) is composed of transparent conducting circuits.

5. The multi-waterproof touch display screen of claim 1, wherein: the substrate thickness of the capacitance induction layer (3) is 38mm, 50um, 100um or 125 um.

6. The multi-waterproof touch display screen of claim 1, wherein: the waterproof glue (10) is moisture-cured RTV glue, UV-cured acrylic glue or baked and moisture-cured organic silica gel.

7. The multi-waterproof touch display screen of claim 1, wherein: the liquid crystal display module (5) is a TFT liquid crystal display module, an IPS liquid crystal display module or a flexible OLED display.