CN213582939U - TFT touch-sensitive screen of video stereo set - Google Patents
TFT touch-sensitive screen of video stereo set Download PDFInfo
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- CN213582939U CN213582939U CN202022823671.1U CN202022823671U CN213582939U CN 213582939 U CN213582939 U CN 213582939U CN 202022823671 U CN202022823671 U CN 202022823671U CN 213582939 U CN213582939 U CN 213582939U
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Abstract
The utility model discloses a TFT touch-sensitive screen of video stereo set, include: the back surface of the glass cover plate is provided with an LCM (liquid crystal module), the LCM is bonded with the glass cover plate through OCA (optical clear adhesive), and the LCM is electrically connected with an FPC (flexible printed circuit) board; the FPC circuit board comprises a first FPC board and a second FPC board, wherein both the first FPC board and the second FPC board are provided with bonding pads, the two bonding pads are connected through a flat cable, and the second FPC board is bent relative to the LCM; the double-sided electromagnetic shielding films are arranged on the two sides of the first FPC board and the two sides of the second FPC board, original paper areas are arranged on the back sides of the first FPC board and the second FPC board, and yellow insulating glue is arranged among the first FPC board, the second FPC board and the LCM. The utility model discloses a TFT touch-sensitive screen thickness is thinner, has expanded the design space of whole touch-sensitive screen, simultaneously, sets up components and parts at the FPC board back, does not put in the component groove, great reduction the fluting cost.
Description
Technical Field
The utility model relates to a TFT touch-sensitive screen technical field especially relates to a TFT touch-sensitive screen of video stereo set.
Background
The TFT means that each liquid crystal pixel point on the liquid crystal display is driven by a thin film transistor integrated behind the TFT, so that high-speed, high-brightness and high-contrast display screen information can be realized, and the TFT-LCD is one of a plurality of liquid crystal displays.
The TFT display screen that is applied to video stereo set among the prior art, its whole thickness is than thicker, simultaneously, all sets up the original paper in the groove under general condition, is unfavorable for reduce cost.
Accordingly, the prior art is yet to be improved and developed.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned deficiencies in the prior art, it is an object of the present invention to provide a TFT touch screen for a video audio device, which is thinner and has reduced the notching cost.
The technical scheme of the utility model as follows:
a TFT touch screen for a video stereo, comprising:
the back surface of the glass cover plate is provided with an LCM (liquid crystal module), the LCM is bonded with the glass cover plate through OCA (optical clear adhesive), and the LCM is electrically connected with an FPC (flexible printed circuit) board;
the FPC circuit board comprises a first FPC board and a second FPC board, wherein both the first FPC board and the second FPC board are provided with bonding pads, the two bonding pads are connected through a flat cable, and the second FPC board is bent relative to the LCM;
electromagnetic shielding films are arranged on the two sides of the first FPC board and the second FPC board, original paper areas are arranged on the back sides of the first FPC board and the second FPC board, and yellow insulating glue is arranged among the first FPC board, the second FPC board and the LCM;
the tip of first FPC board is provided with the connector, first FPC board front is provided with pastes the two-dimensional code district, second FPC board front is provided with the IC chip, the tip of second FPC board is provided with the PI stiffening plate.
Preferably, the golden fingers of the second FPC board are respectively bound with the front surface and the back surface of the LCM.
Preferably, a double-sided adhesive tape is arranged at the binding position of the second FPC board and the LCM.
Preferably, the LCM module is surrounded by a light shielding glue, and the thickness of the light shielding glue is 0.05 mm.
Preferably, the thickness of the LCM module is 2.34mm to 2.64 mm.
Preferably, a protection film is adhered to the front surface of the glass cover plate, and a tearing hand is arranged on the protection film.
Preferably, the connector is of type F0310BH-039G1 AM.
Compared with the prior art, the utility model provides a TFT touch-sensitive screen of video stereo set, include: the back surface of the glass cover plate is provided with an LCM (liquid crystal module), the LCM is bonded with the glass cover plate through OCA (optical clear adhesive), and the LCM is electrically connected with an FPC (flexible printed circuit) board; the FPC circuit board comprises a first FPC board and a second FPC board, wherein both the first FPC board and the second FPC board are provided with bonding pads, the two bonding pads are connected through a flat cable, and the second FPC board is bent relative to the LCM; electromagnetic shielding films are arranged on the two sides of the first FPC board and the second FPC board, original paper areas are arranged on the back sides of the first FPC board and the second FPC board, and yellow insulating glue is arranged among the first FPC board, the second FPC board and the LCM; the tip of first FPC board is provided with the connector, first FPC board front is provided with pastes the two-dimensional code district, second FPC board front is provided with the IC chip, the tip of second FPC board is provided with the PI stiffening plate for whole thickness is thinner, has expanded the design space of whole touch-sensitive screen, simultaneously, sets up components and parts at the FPC board back, does not put in component groove, great reduction the fluting cost.
Drawings
Fig. 1 is a front view of a TFT touch panel of a video speaker according to a preferred embodiment of the present invention.
Fig. 2 is a left side view of the TFT touch screen of the video speaker according to the preferred embodiment of the present invention.
Fig. 3 is a rear view of a preferred embodiment of a TFT touch screen for a video speaker according to the present invention.
Detailed Description
The utility model provides a TFT touch-sensitive screen of video stereo set, for making the utility model discloses a purpose, technical scheme and effect are clearer, clear and definite, and it is right that the following reference is made to the drawing and the example is lifted the utility model discloses further detailed description. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 to 3, a TFT touch screen for a video speaker according to a preferred embodiment of the present invention includes a glass cover plate 100, wherein an LCM module 200 is disposed on a back surface of the glass cover plate 100, the LCM module 200 is bonded to the glass cover plate 100 by OCA glue, and the LCM module 200 is electrically connected to an FPC circuit board 300; the FPC board 300 comprises a first FPC board 301 and a second FPC board 302, wherein both the first FPC board 301 and the second FPC board 302 are provided with bonding pads 303, the two bonding pads 303 are connected through a flat cable 304, and the second FPC board 302 is bent relative to the LCM module 200; electromagnetic shielding films 305 are arranged on two sides of the first FPC board 301 and the second FPC board 302, original areas 306 are arranged on the back sides of the first FPC board 301 and the second FPC board 302, and yellow insulating glue 307 is arranged between the first FPC board 301, the second FPC board 302 and the LCM module 200; the tip of first FPC board 301 is provided with connector 308, first FPC board 301 openly is provided with pastes two-dimensional code district 309, second FPC board 302 openly is provided with IC chip 312, the tip of second FPC board 302 is provided with PI stiffening plate 322.
LCM (LCD module), namely LCD display module and liquid crystal module, refers to a component which assembles peripheral circuits such as a liquid crystal display device, a connecting piece, a control and drive device, a PCB circuit board, a backlight source, a structural part and the like.
Preferably, the gold fingers of the second FPC board 302 are respectively bonded to the front and back of the LCM module 200.
Preferably, a double-sided adhesive tape is arranged at the binding position of the second FPC board 302 and the LCM module 300.
Preferably, the LCM module 200 is surrounded by a light shielding glue 201, and the thickness of the light shielding glue 201 is 0.05 mm.
Preferably, the thickness of the LCM module 200 is 2.34mm to 2.64 mm.
Preferably, a protection film 400 is adhered to the front surface of the glass cover plate 100, a tearing hand 401 is arranged on the protection film 400, and the protection film 800 requires electrostatic treatment and has a resistance value of 9 to 11 times of 10.
Preferably, the connector 308 is of the type F0310BH-039G1 AM.
To sum up, the utility model provides a TFT touch-sensitive screen of video stereo set, include: the back surface of the glass cover plate is provided with an LCM (liquid crystal module), the LCM is bonded with the glass cover plate through OCA (optical clear adhesive), and the LCM is electrically connected with an FPC (flexible printed circuit) board; the FPC circuit board comprises a first FPC board and a second FPC board, wherein both the first FPC board and the second FPC board are provided with bonding pads, the two bonding pads are connected through a flat cable, and the second FPC board is bent relative to the LCM; electromagnetic shielding films are arranged on the two sides of the first FPC board and the second FPC board, original paper areas are arranged on the back sides of the first FPC board and the second FPC board, and yellow insulating glue is arranged among the first FPC board, the second FPC board and the LCM; the tip of first FPC board is provided with the connector, first FPC board front is provided with pastes the two-dimensional code district, second FPC board front is provided with the IC chip, the tip of second FPC board is provided with the PI stiffening plate for whole thickness is thinner, has expanded the design space of whole touch-sensitive screen, simultaneously, sets up components and parts at the FPC board back, does not put in component groove, great reduction the fluting cost.
It is to be understood that the invention is not limited to the above-described embodiments, and that modifications and variations may be made by those skilled in the art in light of the above teachings, and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.
Claims (7)
1. A TFT touch screen for a video audio, comprising:
the back surface of the glass cover plate is provided with an LCM (liquid crystal module), the LCM is bonded with the glass cover plate through OCA (optical clear adhesive), and the LCM is electrically connected with an FPC (flexible printed circuit) board;
the FPC circuit board comprises a first FPC board and a second FPC board, wherein both the first FPC board and the second FPC board are provided with bonding pads, the two bonding pads are connected through a flat cable, and the second FPC board is bent relative to the LCM;
electromagnetic shielding films are arranged on the two sides of the first FPC board and the second FPC board, original paper areas are arranged on the back sides of the first FPC board and the second FPC board, and yellow insulating glue is arranged among the first FPC board, the second FPC board and the LCM;
the tip of first FPC board is provided with the connector, first FPC board front is provided with pastes the two-dimensional code district, second FPC board front is provided with the IC chip, the tip of second FPC board is provided with the PI stiffening plate.
2. The TFT touch screen of claim 1, wherein the golden finger of the second FPC board is bonded to the front surface and the back surface of the LCM respectively.
3. The TFT touch screen of claim 2, wherein a double-sided tape is arranged at the binding position of the second FPC board and the LCM.
4. The TFT touch screen of claim 1, wherein the LCM is covered with a light-shielding glue, and the thickness of the light-shielding glue is 0.05 mm.
5. The TFT touch screen of claim 1, wherein the LCM module has a thickness of 2.34mm to 2.64 mm.
6. The TFT touch panel for video audio according to claim 1, wherein a protective film is adhered to a front surface of the glass cover plate, and a tearing handle is disposed on the protective film.
7. The video-audio TFT touch screen of claim 1, wherein the connector is of type F0310BH-039G1 AM.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022823671.1U CN213582939U (en) | 2020-11-30 | 2020-11-30 | TFT touch-sensitive screen of video stereo set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022823671.1U CN213582939U (en) | 2020-11-30 | 2020-11-30 | TFT touch-sensitive screen of video stereo set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213582939U true CN213582939U (en) | 2021-06-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022823671.1U Active CN213582939U (en) | 2020-11-30 | 2020-11-30 | TFT touch-sensitive screen of video stereo set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213582939U (en) |
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2020
- 2020-11-30 CN CN202022823671.1U patent/CN213582939U/en active Active
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