CN214751193U - Liquid crystal display heating glass - Google Patents
Liquid crystal display heating glass Download PDFInfo
- Publication number
- CN214751193U CN214751193U CN202120397717.XU CN202120397717U CN214751193U CN 214751193 U CN214751193 U CN 214751193U CN 202120397717 U CN202120397717 U CN 202120397717U CN 214751193 U CN214751193 U CN 214751193U
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- Prior art keywords
- glass
- ito
- anisotropic conductive
- liquid crystal
- conductive rubber
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- Expired - Fee Related
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Abstract
The utility model relates to a liquid crystal display heating glass's structure, the pattern of sculpture resistance wire on the ITO indium tin oxide metal level (ITO layer) 2 on characterized by glass 1, pastes anisotropic conductive rubber ACF 3 in two extreme point sides of indium tin oxide metal level pattern (ITO layer) 2, again in two extreme point sides of indium tin oxide metal level (ITO layer) 2 pattern, anisotropic conductive rubber ACF 3 top through high temperature heating binding flexible printed circuit board FPC 4. The utility model has the advantages that: a structure of liquid crystal display screen heating glass for bonding a flexible printed circuit board on ITO glass by using an ACF (anisotropic conductive rubber) bonding technology obtains better electrical property and mechanical property of a finished product by a simple resistive heating principle. Low power consumption, good flatness, uniform heating, easy control of process conditions, high reliability and capability of bearing the temperature of-80 ℃ to-150 ℃.
Description
Technical Field
The utility model relates to a liquid crystal display heating glass belongs to liquid crystal display technical field.
Background
Under the condition of low-temperature working of the LCD, due to the characteristics of liquid crystal, the response speed is low, the contrast is low, and in order to obtain a better display effect, the LCD screen needs to be heated, so that the liquid crystal works under the optimal condition. By electrifying the ITO glass, the LCD is heated by the heat energy generated by the indium tin oxide metal layer on the ITO glass when the ITO glass is electrified, so that the temperature of liquid crystals in the LCD is increased. The common heating mode is a heating circuit structure which is manufactured by bonding a flexible printed circuit board on a terminal of an ITO (indium tin oxide) film on glass by utilizing anisotropic conductive rubber on the glass with the surface coated with the ITO film.
SUMMERY OF THE UTILITY MODEL
The utility model provides a liquid crystal display heating glass's structure utilizes ACF (anisotropic conductive rubber) bonding technique to bond flexible printed circuit board on ITO glass's a liquid crystal display heating glass's structure, and its purpose aims at providing higher finished product electrical property and mechanical properties.
The technical solution of the utility model is as follows: a liquid crystal display screen heating glass comprises a glass 1, wherein an ITO indium tin oxide metal layer 2 is arranged on the glass 1, a resistance wire pattern is arranged on the ITO indium tin oxide metal layer 2, anisotropic conductive rubber ACF 3 is pasted on two end point sides of the ITO indium tin oxide metal layer 2, and a flexible printed circuit board FPC 4 is bound above the anisotropic conductive rubber ACF 3. The anisotropic conductive rubber ACF 3 is positioned at the corresponding position of the terminal electrodes at the two diagonal sides of the ITO indium tin oxide metal layer 2.
The utility model has the advantages that: a structure of liquid crystal display screen heating glass for bonding a flexible printed circuit board on ITO glass by using an ACF (anisotropic conductive rubber) bonding technology obtains better electrical property and mechanical property of a finished product by a simple resistive heating principle. Low power consumption, good flatness, uniform heating, easy control of process conditions, high reliability and capability of bearing the temperature of-80 ℃ to-150 ℃.
Drawings
FIG. 1 is a schematic view of a structure of a liquid crystal display heating glass.
Fig. 2 is a side view of a liquid crystal display heated glass.
In the figure, 1 is glass, 2 is an ITO indium tin oxide metal layer, 3 is an ACF (anisotropic conductive rubber), and 4 is an FPC (flexible printed wiring board).
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings.
Referring to the attached drawings 1 and 2, the structure is that the upper surface of glass 1 is an ITO metal layer 2, the ITO metal layer 2 is formed into a required resistance pattern by photoetching, anisotropic conductive rubber ACF 3 is adhered to two end point sides of the ITO metal layer pattern 2, and then a flexible printed circuit board FPC 4 is bonded above the anisotropic conductive rubber ACF 3 through high-temperature heating on the two end point sides of the ITO metal layer pattern 2.
Example 1
1) And etching a required resistor pattern on one piece of ITO glass, and cutting the etched ITO glass into a required proper size.
2) Wiping the press-connection parts at the electrodes at the two ends of the ITO glass by alcohol to remove foreign matters, placing the ITO glass on a platform of an anisotropic conductive rubber (ACF) attaching machine after residual alcohol is volatilized, and attaching ACFs (anisotropic conductive rubbers) at the two ends of the glass.
3) Fixing the ITO glass adhered with the anisotropic conductive rubber ACF on a platform of a hot press, placing the FPC on the corresponding positions of terminal electrodes on two sides of the ITO glass, lowering a pressure head to the surface of the flexible printed circuit board, and heating and pressurizing to a set temperature (180 ℃) and a pressure (0.12 MPa). After keeping for 15 seconds, stopping heating and lifting the pressure head;
4) and lifting the pressure head and taking out the workpiece.
5) And testing the resistance between the two heating terminals by using a universal meter, and if the resistance is smaller than or equal to a design value, determining that the product is good. And packaging for later use.
Claims (2)
1. A liquid crystal display screen heating glass is characterized by comprising an ITO indium tin oxide metal layer arranged on the glass, resistance wire patterns are arranged on the ITO indium tin oxide metal layer, anisotropic conductive rubber is pasted on two end point sides of the ITO indium tin oxide metal layer, and a flexible printed circuit board is bound above the anisotropic conductive rubber.
2. The liquid crystal display heating glass according to claim 1, wherein the anisotropic conductive rubber is disposed at the corresponding positions of the terminal electrodes on both sides of the ITO metal layer, and is disposed at the diagonal of the glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120397717.XU CN214751193U (en) | 2021-02-23 | 2021-02-23 | Liquid crystal display heating glass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120397717.XU CN214751193U (en) | 2021-02-23 | 2021-02-23 | Liquid crystal display heating glass |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214751193U true CN214751193U (en) | 2021-11-16 |
Family
ID=78589139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120397717.XU Expired - Fee Related CN214751193U (en) | 2021-02-23 | 2021-02-23 | Liquid crystal display heating glass |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214751193U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114428533A (en) * | 2021-12-31 | 2022-05-03 | 江西合力泰科技有限公司 | Display screen with heating function |
| CN115129182A (en) * | 2021-12-31 | 2022-09-30 | 江西合力泰科技有限公司 | Capacitive touch screen with heating function |
-
2021
- 2021-02-23 CN CN202120397717.XU patent/CN214751193U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114428533A (en) * | 2021-12-31 | 2022-05-03 | 江西合力泰科技有限公司 | Display screen with heating function |
| CN115129182A (en) * | 2021-12-31 | 2022-09-30 | 江西合力泰科技有限公司 | Capacitive touch screen with heating function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211116 |