Anti-static structure of TFT liquid crystal display screen, TFT liquid crystal display screen and display device
By setting the first ITO bar and the second ITO bar in the TFT liquid crystal display and setting an anti-static ring therebetween, the chip dielectric breakdown or burning caused by static electricity is solved, and the effective conduction of static electricity is achieved and the chip of the display is protected.
Patent Information
- Application Number
- CN202421770851.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-25
- Publication Date
- 2025-07-22
- Estimated Expiration
- 2034-07-25
AI Technical Summary
During the use of TFT LCD screens, static electricity causes short circuits in ITO and the traces underneath, which in turn causes the chip medium to be broken down or burned.
The first ITO strip and the second ITO strip are used, and an anti-static ring is installed therebetween to prevent the chip medium from breaking down or burning by conducting the generated static electricity away.
Effectively reduce the impact of static electricity on TFT LCD screen and prevent the chip medium from being broken down or burned.
Smart Images
Figure CN223139972U_ABST
Abstract
Description
Technical Field
[0001] This application relates to the technical field of liquid crystal display screens, and particularly relates to an anti-static structure for a TFT liquid crystal display screen, a TFT liquid crystal display screen, and a display device. Background Art
[0002] TFT (Thin Film Transistor) LCD, namely thin film transistor LCD, is a type of active matrix liquid crystal display (AM-LCD). It is mainly applied to industries such as computers, video terminals, communications, and instruments. The main application fields include notebook computers, desktop computer monitors, workstations, industrial monitors, global positioning systems (GPS), personal data processing, game consoles, video phones, portable VCDs, DVDs, and other portable devices.
[0003] In the cutting process of TFT LCD, in order to prevent glass debris or static electricity, etc. from affecting the wiring of the TFT LCD, generally ITO is covered on all wirings for protection. However, during use, static electricity still causes the ITO and the underlying wiring to short-circuit, thereby causing the chip medium of the TFT LCD to be broken down or burned. Summary of the Utility Model
[0004] In order to solve the deficiencies of the prior art, the purpose of this application is to provide a TFT liquid crystal display screen, a TFT liquid crystal display screen, and a display device to reduce the impact of static electricity on the TFT liquid crystal display screen.
[0005] To achieve the above purpose, this application provides an anti-static structure for a TFT liquid crystal display screen, including: a first ITO strip and a second ITO strip. The first ITO strip covers one end of the connection line of the TFT liquid crystal display screen close to the TFT liquid crystal display driving IC. The second ITO strip is connected to the ground electrode of the FPC electrode of the TFT liquid crystal display screen. An anti-static ring is also arranged between the first ITO strip and the second ITO strip.
[0006] Further, the anti-static ring includes a first protective layer. A second protective layer is arranged on the first protective layer. An active layer is arranged in the middle between the first protective layer and the second protective layer. Signal line layers are arranged on both sides of the active layer. Through grooves extending to one of the signal line layers are respectively arranged at both ends of the second protective layer. At least part of the first ITO strip and the second ITO strip are in contact with the signal line layer.
[0007] Further, the first protective layer is arranged on the glass substrate. A gate wiring layer is also arranged between the first protective layer and the glass substrate.
[0008] Further, there is one first ITO strip.
[0009] Further, there are two second ITO strips, which are respectively connected to the two ground electrodes of the FPC electrode.
[0010] Further, there are two anti-static rings, which are respectively arranged between the two second ITO strips and the first ITO strip.
[0011] Further, the through groove is a trapezoidal through groove.
[0012] Further, the first ITO strip and the second ITO strip are of the same type.
[0013] To achieve the above object, the present application further provides a TFT liquid crystal display screen, including the anti-static structure of the TFT liquid crystal display screen as described above.
[0014] To achieve the above object, the present application further provides a TFT liquid crystal display screen, including the anti-static structure of the TFT liquid crystal display screen as described above.
[0015] To achieve the above object, the present application further provides a display device, including the TFT liquid crystal display screen as described above.
[0016] The anti-static structure of the TFT liquid crystal display screen of the present application can conduct away the generated static electricity by arranging the first ITO strip, the second ITO strip and the anti-static ring, and avoid the chip medium of the TFT liquid crystal display screen from being broken down or burned.
[0017] Other features and advantages of the present application will be described in the subsequent specification, and part of them will become obvious from the specification or be understood by implementing the present application. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] The drawings are used to provide a further understanding of the present application, and constitute a part of the specification. Together with the embodiments of the present application, they are used to explain the present application and do not constitute a limitation to the present application. In the drawings:
[0019] Figure 1 is a schematic structural diagram of the TFT liquid crystal display screen according to Embodiment 1 of the present application;
[0020] Figure 2 is a schematic structural diagram of the anti-static ring;
[0021] In the figure: 10-TFT liquid crystal display screen, 100-first ITO strip, 200-anti-static ring, 300-second ITO strip, 400-FPC electrode, 401-ground electrode, 500-driving IC, 101-glass substrate, 102-gate trace layer, 103-first protective layer, 104-signal line layer, 105-second protective layer, 106-active layer, 107-through groove. Detailed implementation manners
[0022] Embodiments of the present application will be described in more detail below with reference to the accompanying drawings. Although some embodiments of the present application are shown in the drawings, it should be understood that the present application can be implemented in various forms and should not be construed as limited to the embodiments set forth herein. On the contrary, these embodiments are provided to more thoroughly and completely understand the present application. It should be understood that the drawings and embodiments of the present application are only for exemplary purposes and are not used to limit the protection scope of the present application.
[0023] It should be understood that the various steps recited in the method embodiments of the present application can be executed in a different order and / or executed in parallel. In addition, the method embodiments may include additional steps and / or omit the steps shown. The scope of the present application is not limited in this regard.
[0024] As used herein, the term "including" and its variations are open-ended, that is, "including but not limited to". The term "based on" means "at least partially based on". The term "one embodiment" means "at least one embodiment"; the term "another embodiment" means "at least one additional embodiment"; the term "some embodiments" means "at least some embodiments". The relevant definitions of other terms will be given in the following description.
[0025] It should be noted that the modifications of "one" and "a plurality" mentioned in the present application are illustrative rather than restrictive. Those skilled in the art should understand that unless otherwise clearly specified in the context, it should be understood as "one or more". "A plurality" should be understood as two or more.
[0026] Next, embodiments of the present application will be described in detail with reference to the accompanying drawings. Embodiment 1
[0027] One embodiment of the present application provides an anti-static structure for a TFT liquid crystal display screen. Next, the anti-static structure of the TFT liquid crystal display screen of the present application will be described in detail. The anti-static structure of the TFT liquid crystal display screen includes: Figure 1-2 A first ITO strip 100 and a second ITO strip 300. The first ITO strip 100 covers one end of the connection line (not shown) of the TFT liquid crystal display screen 10 close to the driving IC 500 of the TFT liquid crystal display screen 10. The second ITO strip 300 is connected to the ground electrode 401 of the FPC electrode 400 of the TFT liquid crystal display screen 10. An anti-static ring 200 is further provided between the first ITO strip 100 and the second ITO strip 300.
[0028]
[0029] In this embodiment, the anti-static ring 200 includes a first protective layer 103, a second protective layer 105 is disposed on the first protective layer 103, an active layer 106 is disposed in the middle between the first protective layer 103 and the second protective layer 105, signal line layers 104 are disposed on both sides of the active layer 106, through slots 107 extending to one of the signal line layers 104 are respectively disposed at both ends of the second protective layer 105, and at least a part of the first ITO strip 100 and the second ITO strip 300 are respectively in contact with the signal line layer 104. The first protective layer 103 is disposed on the glass substrate 101, and a gate trace layer 102 is further disposed between the first protective layer 103 and the glass substrate 101.
[0030] It can be understood that the TFT liquid crystal display screen 10 includes a display area and a non-display area. The display area is electrically connected to the driving IC 500 through a signal connection line, and the non-display area is electrically connected to the driving IC 500 through a gate connection line. The signal connection line and the gate connection line are respectively located in the signal line layer 104 and the gate trace layer 102.
[0031] In this embodiment, one first ITO strip 100 is provided.
[0032] In this embodiment, two second ITO strips 300 are provided and are respectively connected to two ground electrodes 401 of the FPC electrode 400.
[0033] In this embodiment, two anti-static rings 200 are provided and are respectively disposed between the two second ITO strips 300 and the first ITO strip 100.
[0034] The second ITO strip 300 and the first ITO strip 100 are of the same type.
[0035] In some other embodiments, the types of the second ITO strip 300 and the first ITO strip 100 can also be adaptively changed according to specific needs.
[0036] In this embodiment, the through slot 107 is a trapezoidal through slot.
[0037] In some other embodiments, the through slot 107 can also be a rectangular through slot. Embodiment 2
[0038] An embodiment of the present application provides a TFT liquid crystal display screen, including: the anti-static structure of the TFT liquid crystal display screen of Embodiment 1. Embodiment 3
[0039] An embodiment of the present application provides a display device, including the TFT liquid crystal display screen of Embodiment 2.
[0040] The above description is only partial embodiments of the present application and an explanation of the applied technical principles. Those skilled in the art should understand that the disclosed scope in the present application is not limited to the technical solutions formed by the specific combination of the above technical features, but should also cover other technical solutions formed by any combination of the above technical features or their equivalent features without departing from the above disclosed concept. For example, the technical solutions formed by mutually replacing the above features with the technical features (but not limited to) having similar functions disclosed in the present application.
[0041] In addition, although the operations are depicted in a particular order, this should not be construed as requiring that the operations be performed in the particular order shown or in sequential order. In certain environments, multitasking and parallel processing may be advantageous. Similarly, although several specific implementation details are included in the above discussion, these should not be construed as limiting the scope of the present application. Certain features described in the context of separate embodiments may also be implemented in combination in a single embodiment. Conversely, the various features described in the context of a single embodiment may also be implemented separately or in any suitable sub-combination in multiple embodiments.
[0042] Although the subject matter has been described in language specific to structural features and / or methodological logical acts, it should be understood that the subject matter defined in the appended claims is not necessarily limited to the specific features or acts described above. On the contrary, the specific features and acts described above are merely example forms for implementing the claims.
Claims
1. An anti-static structure for a TFT liquid crystal display screen, characterized in that, It includes a first ITO strip and a second ITO strip. The first ITO strip covers one end of the connection line of the TFT liquid crystal display close to the driving IC of the TFT liquid crystal display. The second ITO strip is connected to the ground electrode of the FPC electrode of the TFT liquid crystal display. An anti-static ring is also arranged between the first ITO strip and the second ITO strip.
2. The anti-static structure of the TFT liquid crystal display screen according to claim 1, characterized in that, The anti-static ring includes a first protective layer. A second protective layer is arranged on the first protective layer. An active layer is arranged in the middle between the first protective layer and the second protective layer. Signal line layers are arranged on both sides of the active layer. Through grooves extending to one of the signal line layers are respectively arranged at both ends of the second protective layer. At least part of the first ITO strip and the second ITO strip are in contact with the signal line layer.
3. The anti-static structure of the TFT liquid crystal display screen according to claim 2, characterized in that, The first protective layer is arranged on a glass substrate. A gate trace layer is also arranged between the first protective layer and the glass substrate.
4. The anti-static structure of the TFT liquid crystal display screen according to claim 1, wherein, There is one first ITO strip.
5. The anti-static structure of the TFT liquid crystal display screen according to claim 1, wherein, There are two second ITO strips, which are respectively connected to the two ground electrodes of the FPC electrode.
6. The anti-static structure of the TFT liquid crystal display screen according to claim 5, wherein There are two anti-static rings, which are respectively arranged between the two second ITO strips and the first ITO strip.
7. The anti-static structure of the TFT liquid crystal display screen according to claim 2, wherein, The through groove is a trapezoidal through groove.
8. The anti-static structure of the TFT liquid crystal display screen according to claim 1, characterized in that, The first ITO strip and the second ITO strip are of the same type.
9. A TFT liquid crystal display screen, characterized in that, It includes the anti-static structure of the TFT liquid crystal display according to any one of claims 1-8.
10. A display device, characterized in that, It includes the TFT liquid crystal display according to claim 9.