Source short circuit detection device for AMOLED display screen

Abstract

The utility model discloses an AMOLED display screen source short circuit detection device, and the device comprises a detection device which comprises detection paper and a protection plate. The detection paper is arranged in the center of the front surface of the protection plate and comprises detection pixels; the bottom of the protection plate is provided with a plurality of source wire plugging ports. The detection pixel comprises two sub-pixel groups, and each sub-pixel group comprises a plurality of R, G and B pixel points. According to the SOURCE short circuit detection device for the AMOLED display screen, the detection pixels and the sub-pixel groups forming the detection pixels are arranged, and a source line which needs to be detected can be inserted into the source line insertion port according to the arranged source line insertion port, so that a worker can judge whether the detected source line can be normally used or not, and the detection efficiency is improved. Convenience is achieved, and the detection efficiency can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of display screen source circuit detection, in particular to an AMOLED display screen source short circuit detection device. Background Art

[0002] With the continuous development of science and technology, there are more and more intelligent products. Now intelligent products can be seen everywhere in people's daily life. Among them, smart watches and bracelets are of various styles. They are not only used as sports equipment, but also have certain accessories. Therefore, smart wearable products have been widely welcomed by people in recent years. The display screen of smart watches is generally an AMOLED display screen. After the production of the AMOLED screen is completed, it needs to be tested to detect whether its source line is short-circuited. Now, the AMOLED screen is directly powered on for detection. The above detection method must wait until the display screen is installed, so it will waste a lot of time. First, an AMOLED display source short-circuit detection device is designed, which can directly detect the source line to determine whether it is short-circuited. Utility Model Content

[0003] The purpose of the utility model is to overcome the deficiencies in the prior art and provide an AMOLED display screen source short circuit detection device.

[0004] The purpose of this utility model is achieved through the following technical solutions:

[0005] A source short circuit detection device for an AMOLED display screen comprises: a detection device, the detection device comprising detection paper and a protective plate; the detection paper is arranged at the center of the front of the protective plate, the detection paper comprises detection pixels; a plurality of source line plug interfaces are arranged at the bottom of the protective plate; the detection pixels comprise two groups of sub-pixel groups, and the sub-pixel groups comprise a plurality of R, G and B pixel points.

[0006] In one of the embodiments, the front side of the protective plate is of open design, and the length and width of the front side of the detection paper match the length and width of the central opening of the front side of the protective plate.

[0007] In one of the embodiments, a plurality of the detection pixels are arranged in the detection paper, and the front width of the detection pixels matches the width of the front side of the detection paper.

[0008] In one of the embodiments, all R, G and B pixel points in the sub-pixel group are arranged horizontally and equidistantly in this order, and all R, G and B pixel points in the sub-pixel group are arranged horizontally and vertically and equidistantly.

[0009] In one of the embodiments, the source line plug interface is located at the center of the bottom of the front side of each of the detection pixels, and the source line plug interfaces are electrically connected to each other.

[0010] In one of the embodiments, the front side of the protective plate is in the shape of a rectangle, and reinforcing columns are provided on all four sides of the protective plate.

[0011] In one embodiment, the detection paper is a white transparent cardboard.

[0012] In one embodiment, the side surface of the source line plug interface is circular, and its diameter matches the diameter of the source line to be detected.

[0013] In one of the embodiments, support columns are arranged at the four corners of the bottom of the protective plate, and sponge blocks are arranged at the bottom of the support columns.

[0014] In one of the embodiments, a cover plate is provided on the front of the protective plate, and the shape and size of the front of the cover plate match the shape and size of the front opening of the protective plate.

[0015] Compared with the prior art, the utility model has at least the following advantages:

[0016] The AMOLED display screen SOURCE short-circuit detection device of the present invention can allow the source line to be detected to be inserted into the source line plug interface through the set detection pixels and the sub-pixel groups constituting the detection pixels, and according to the set source line plug interface, and make the source line and the detection pixel electrically connected. Therefore, when the source line is powered on, the two groups of detection pixels corresponding to each source line will light up. If none of them lights up, it means that the source line has a short circuit, so that the staff can judge whether the detected source line can be used normally, which is not only convenient but also can speed up the detection efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 This is a schematic diagram of the overall structure of the front side of the AMOLED display source short circuit detection device of the utility model;

[0019] Figure 2 This is a perspective structural diagram of the front part of the AMOLED display source short-circuit detection device of the utility model;

[0020] Figure 3 The utility model is a schematic diagram of the short-circuit state structure of the AMOLED display source short-circuit detection device.

[0021] In the figure: 1. detection device; 11. detection paper; 111. detection pixel; 112. sub-pixel group; 12. source line plug interface; 13. protection plate. DETAILED DESCRIPTION

[0022] In order to facilitate the understanding of the present invention, the present invention will be described more comprehensively with reference to the relevant drawings. The drawings provide preferred embodiments of the present invention. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thoroughly and comprehensively understood.

[0023] In the description of the present application, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0024] Unless otherwise clearly stipulated and limited, terms such as "installed", "connected", "connected", "fixed", etc. should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium; it can be the internal connection of two elements or the interaction relationship between two elements.

[0025] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0026] like Figure 1-3As shown, a source short circuit detection device for an AMOLED display screen includes: a detection device 1, the detection device 1 includes a detection paper 11 and a protective plate 13; the detection paper 11 is arranged at the center of the front of the protective plate 13, and the detection paper 11 includes a detection pixel 111; a plurality of source line plug interfaces 12 are arranged at the bottom of the protective plate 13; the detection pixel 111 includes two groups of sub-pixel groups 112, and the sub-pixel group 112 includes a plurality of R, G and B pixel points. It should be noted that when the source line in the source line plug interface 12 is not short-circuited, the pixels in the corresponding sub-pixel group 112 will emit light under normal circumstances (see the accompanying drawings in the specification). Figure 2 In the normal case, if a short circuit occurs, the corresponding sub-pixel group 112 will be gray (see FIG. Figure 3 (in the figure is a short circuit situation).

[0027] like Figure 1-3 As shown, in one embodiment, the front of the protective plate 13 is open-type, and the length and width of the front of the detection paper 11 match the length and width of the central opening of the front of the protective plate 13. It should be noted that the protective plate 13 has a protective edge around it, and the height of the edge is higher than the height of the detection paper 11 in its opening.

[0028] like Figure 1-3 As shown, in one embodiment, a plurality of detection pixels 111 are provided in the detection paper 11, and the front width of the detection pixel 111 matches the front width of the detection paper 11. The detection paper 11 is a white transparent cardboard. It should be noted that this design allows the feedback of the detection pixel 111 to be intuitively seen by the staff.

[0029] like Figure 1-3 As shown, in one embodiment, all R, G and B pixels in the sub-pixel group 112 are arranged horizontally and equidistantly in this order, and all R, G and B pixels in the sub-pixel group 112 are arranged horizontally and vertically and equidistantly. It should be noted that the horizontal and vertical R, G and B pixels form a channel, and the two groups of channels are connected to a source line.

[0030] like Figure 1-3 As shown, in one embodiment, the source line plug interface 12 is located at the center of the bottom of the front side of each detection pixel 111, and the source line plug interface 12 is electrically connected to the source line plug interface 12. The side of the source line plug interface 12 is circular, and its diameter matches the diameter of the source line to be detected. It should be noted that this design makes it convenient for the staff to plug the source line to be detected into the source line plug interface 12.

[0031] like Figure 1-3As shown, in one embodiment, the shape of the front of the protective plate 13 is a rectangle, and reinforcing columns are provided on all four sides of the protective plate 13. Support columns are provided on the four corners of the bottom of the protective plate 13, and sponge blocks are provided at the bottom of the support columns. A cover plate is provided on the front of the protective plate 13, and the shape and size of the front of the cover plate match the shape and size of the opening on the front of the protective plate 13. It should be noted that this design can enable the protective plate 13 to have protection and protection capabilities, and can effectively protect its detection paper 11 and the detection pixels 111 therein.

[0032] The above-mentioned embodiments only express several implementation methods of the utility model, and the description is relatively specific and detailed, but it cannot be understood as limiting the scope of the utility model patent. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. A short circuit detection device for source of an AMOLED display screen, characterized in that: include: A detection device (1), the detection device (1) comprising detection paper (11) and a protective plate (13); The detection paper (11) is arranged at the center of the front side of the protection plate (13), and the detection paper (11) comprises detection pixels (111); A plurality of source line plug-in interfaces (12) are provided at the bottom of the protection plate (13); The detection pixel (111) includes two sub-pixel groups (112), and the sub-pixel groups (112) include a plurality of R, G and B pixel points.

2. The AMOLED display screen SOURCE short circuit detection device according to claim 1, characterized in that: The front of the protection plate (13) is of open design, and the length and width of the front of the detection paper (11) match the length and width of the central opening of the front of the protection plate (13).

3. The AMOLED display screen SOURCE short circuit detection device according to claim 1, characterized in that: A plurality of detection pixels (111) are arranged in the detection paper (11), and the front width of the detection pixels (111) matches the width of the front of the detection paper (11).

4. The AMOLED display screen SOURCE short circuit detection device according to claim 1, characterized in that: All R, G and B pixel points in the sub-pixel group (112) are arranged horizontally and equidistantly in this order, and all R, G and B pixel points in the sub-pixel group (112) are arranged horizontally and vertically and equidistantly.

5. The AMOLED display screen SOURCE short circuit detection device according to claim 1, characterized in that: The source line plug-in interface (12) is located at the center of the bottom of the front side of each detection pixel (111), and the source line plug-in interface (12) is electrically connected to the source line plug-in interface (12).

6. The AMOLED display screen SOURCE short circuit detection device according to claim 1, characterized in that: The front face of the protection plate (13) is in the shape of a rectangle, and reinforcement columns are arranged on the four sides of the protection plate (13).

7. The AMOLED display screen SOURCE short circuit detection device according to claim 1, characterized in that: The detection paper (11) is a white transparent paperboard.

8. The AMOLED display screen SOURCE short circuit detection device according to claim 1, characterized in that: The side surface of the source line plug-in port (12) is circular in shape, and its diameter matches the diameter of the source line to be detected.

9. The AMOLED display screen SOURCE short circuit detection device according to claim 1, characterized in that: Support columns are arranged at the four corners of the bottom of the protective plate (13), and sponge blocks are arranged at the bottoms of the support columns.

10. The AMOLED display screen SOURCE short circuit detection device according to claim 1, characterized in that: A cover plate is arranged on the front of the protection plate (13), and the shape and size of the front of the cover plate match the shape and size of the front opening of the protection plate (13).

Images