Display screen module capable of avoiding display screen yellow spots

Abstract

The utility model discloses a display screen module capable of avoiding yellow spots on a display screen, which comprises a cover plate, a display screen component is arranged below the cover plate, the cover plate is connected with the display screen component through a frame sticker in a bonding manner, a first antireflection film is arranged on the lower surface of the cover plate, the display screen component comprises an upper polaroid, and a second antireflection film is arranged on the lower surface of the cover plate. The liquid crystal layer is arranged on the lower surface of the upper polaroid, the TFT glass layer is arranged on the lower surface of the liquid crystal layer, the lower polaroid is arranged on the lower surface of the TFT glass layer, and the second antireflection film is arranged on the upper surface of the upper polaroid. By means of the first antireflection film on the cover plate and the second antireflection film on the upper polaroid, the transmittance of light is effectively improved, reflection is reduced, limitation of defects caused by frame pasting is avoided, the display screen can be effectively prevented from being deformed due to stress pulling, yellow spots are prevented, and the display effect of the display screen module can be effectively improved.

Description

Technical Field

[0001] The utility model relates to a display screen module, more specifically, to a display screen module for preventing yellow spots on the display screen. Background Art

[0002] With the development of technology and the popularity of electric vehicles, in-car display modules are becoming more and more common. As the global sales of cars continue to rise, cars are facing more and more extreme environments, so the reliability requirements for in-car displays are getting higher and higher. Since the glass thickness of car displays is generally high, it is easy to have uneven display problems such as yellow spots when subjected to stress.

[0003] Chinese utility model patent document CN117376464A discloses an electronic device, which at least comprises: a display screen and a housing; the housing comprises: a first area and a second area connected to the first area; a gap is formed between at least one end of the display screen and the first area, and an adhesive is provided between the second area and a side of the display screen facing the second area; the adhesive has at least one opening, and the opening is connected to the gap; the electronic device also comprises: an absorber; the absorber comprises at least: a first part, and the first part is at least partially located in the opening. The first part of the absorber is used to absorb pollutants. The pollutants include grease and water. The electronic device also comprises: at least one camera assembly; the absorber also comprises: a second part, and the second part is located at the periphery of the camera assembly. The second part is connected to the first part. The adhesive comprises at least: a first section, a second section, and a third section connected to the first section and the second section; the first section and the second section are parallel to each other, and the third section is perpendicular to the first section and the second section respectively; the opening is located on the third section, and the extension direction of the opening is the same as the extension direction of the first section and the second section. There is a spacing between the first section and the opening. The absorbent also includes: at least one third part; the third part is connected to the first part; or the third part is connected to the second part; or the third part is connected to both the first part and the second part. The extension direction of the third part is perpendicular to the extension direction of the opening. The number of the third parts is two; and the two third parts are symmetrically arranged along the extension direction of the opening. The number of the third parts is three or more; the three or more third parts are evenly spaced along the circumferential direction of the camera assembly. The third part includes: a first absorbing part and a second absorbing part connected to the first absorbing part; one end of the first absorbing part is connected to the first part; or one end of the first absorbing part is connected to the second part; or one end of the first absorbing part is connected to both the first part and the second part; one end of the first absorbing part is connected to the second absorbing part, and a preset angle is formed between the first absorbing part and the second absorbing part; wherein the preset angle is greater than 0 degrees. One end of the second absorbing part away from the first absorbing part extends toward the adhesive. The first part, the second part and the third part adopt a porous structure. The first part, the second part and the third part are foam or foaming material; wherein the foaming material is a composite material formed by polytetrafluoroethylene, polyurethane or polytetrafluoroethylene and fluorinated ethylene propylene copolymer.

[0004] Obviously, this patent aims to prevent yellow spots on the display screen caused by long-term accumulation of grease or water in the gap, and cannot solve the problem of yellow spots on existing car displays. Utility Model Content

[0005] Based on this, it is necessary to provide a display screen module for avoiding yellow spots on the display screen in view of the above technical problems. The display screen module for avoiding yellow spots on the display screen comprises a cover plate, a display screen assembly is arranged below the cover plate, the cover plate and the display screen assembly are bonded and connected by a frame sticker, a first anti-reflection film is arranged on the lower surface of the cover plate, and the display screen assembly comprises an upper polarizer, a liquid crystal layer is arranged on the lower surface of the upper polarizer, a TFT glass layer is arranged on the lower surface of the liquid crystal layer, a lower polarizer is arranged on the lower surface of the TFT glass layer, and a second anti-reflection film is arranged on the upper surface of the upper polarizer. By using the first anti-reflection film on the cover plate and the second anti-reflection film on the upper polarizer, the transmittance of light is effectively improved, reflection is reduced, and the display screen is not restricted by the disadvantages brought by the frame sticker, which can effectively prevent the display screen from being deformed by stress pulling and the occurrence of yellow spots, and can also effectively improve the display effect of the display screen module.

[0006] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0007] A display screen module for avoiding yellow spots on a display screen, characterized in that the display screen module for avoiding yellow spots on a display screen comprises a cover plate, a display screen assembly is provided below the cover plate, the cover plate and the display screen assembly are bonded and connected by frame pasting, a first anti-reflection film is provided on the lower surface of the cover plate, the display screen assembly comprises an upper polarizer, a liquid crystal layer is provided on the lower surface of the upper polarizer, a TFT glass layer is provided on the lower surface of the liquid crystal layer, a lower polarizer is provided on the lower surface of the TFT glass layer, and a second anti-reflection film is provided on the upper surface of the upper polarizer.

[0008] As a preferred embodiment of the display screen module for avoiding yellow spots on the display screen provided by the utility model, the first anti-reflection film is bonded and connected to the cover plate, and the second anti-reflection film is bonded and connected to the upper polarizer.

[0009] As a preferred embodiment of the display screen module for avoiding yellow spots on the display screen provided by the utility model, the thickness of the first anti-reflection film and the second anti-reflection film are both less than half of the frame sticker.

[0010] As a preferred implementation of the display screen module for avoiding yellow spots on the display screen provided by the utility model, the thickness of the first anti-reflection film and the second anti-reflection film are consistent.

[0011] As a preferred embodiment of the display screen module for avoiding yellow spots on the display screen provided by the utility model, the edges of the first anti-reflection film and the second anti-reflection film are both separated from the frame by a preset isolation distance.

[0012] As a preferred implementation of the display screen module for avoiding yellow spots on the display screen provided by the utility model, the extended area of ​​the first anti-reflection film is consistent with that of the second anti-reflection film.

[0013] As a preferred implementation of the display screen module for avoiding yellow spots on the display screen provided by the utility model, the extended area of ​​the first anti-reflection film is larger than that of the second anti-reflection film.

[0014] As a preferred embodiment of the display screen module for avoiding yellow spots on the display screen provided by the utility model, the edges of the first anti-reflection film and the second anti-reflection film are both in contact with the frame sticker.

[0015] As a preferred implementation of the display screen module for avoiding yellow spots on the display screen provided by the utility model, the extended area of ​​the first anti-reflection film is consistent with that of the second anti-reflection film.

[0016] As a preferred implementation of the display screen module for avoiding yellow spots on the display screen provided by the utility model, the extended area of ​​the first anti-reflection film is larger than that of the second anti-reflection film.

[0017] Compared with the prior art, the utility model has the following beneficial effects:

[0018] The utility model provides a display screen module for avoiding yellow spots on a display screen. The first anti-reflection film on a cover plate and the second anti-reflection film on an upper polarizer are utilized to effectively improve the transmittance of light and reduce reflection. The display screen is not restricted by the disadvantages brought by frame stickers and can effectively prevent the display screen from being deformed by stress pulling and the occurrence of yellow spots, and can also effectively improve the display effect of the display screen module.

[0019] In addition, the edges of the first anti-reflection film and the second anti-reflection film can be in contact with the frame sticker. The extension area of ​​the first anti-reflection film is consistent with that of the second anti-reflection film. Since the edges of the first anti-reflection film and the second anti-reflection film are directly in contact with the frame sticker, the first anti-reflection film, the second anti-reflection film and the frame sticker form a seamless connection, which effectively avoids light leakage and further improves the display effect of the display screen module.

[0020] In addition, the extended area of ​​the first antireflection film can be made larger than that of the second antireflection film. Since the extended area of ​​the first antireflection film is larger than that of the second antireflection film, the projection light of the second antireflection film toward the first antireflection film can be further enhanced, thereby further improving the display effect of the display screen module. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the scheme in the utility model, a brief introduction is given below to the drawings required for use in the description of the embodiments. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 It is a structural schematic diagram of a display screen module for avoiding yellow spots on a display screen according to the present invention;

[0023] Figure 2 for Figure 1 A detailed enlarged schematic diagram of area A of the structural schematic diagram of the display module for avoiding yellow spots on the display;

[0024] Figure 3 It is a structural schematic diagram of another embodiment of the display screen module for avoiding yellow spots on the display screen of the utility model;

[0025] The markings in the figure are as follows: 1. Cover plate; 2. First anti-reflection film; 3. Second anti-reflection film, 4. Upper polarizer; 5. Liquid crystal layer; 6. TFT glass layer; 7. Lower polarizer; 8. Frame sticker; D. Isolation distance; S. Display screen assembly. DETAILED DESCRIPTION

[0026] In order to enable those skilled in the art to better understand the solution of the utility model, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the utility model.

[0027] As described in the background technology, with the development of science and technology and the popularization of electric vehicles, in-vehicle display modules are becoming more and more common. As the global sales of automobiles continue to rise, the extreme environments faced by automobiles are also increasing, so the reliability requirements for in-vehicle display screens are also getting higher and higher. Since the glass thickness of the in-vehicle display screen is generally relatively high, it is easy to have uneven display problems such as yellow spots when subjected to stress.

[0028] In order to solve this technical problem, the utility model provides a display screen module for avoiding yellow spots on the display screen, comprising a cover plate 1, a display screen assembly S is provided below the cover plate 1, the cover plate 1 and the display screen assembly S are bonded and connected by a frame sticker 8, a first anti-reflection film 2 is provided on the lower surface of the cover plate 1, and the display screen assembly S comprises an upper polarizer 4, a liquid crystal layer 5 is provided on the lower surface of the upper polarizer 4, a TFT glass layer 6 is provided on the lower surface of the liquid crystal layer 5, a lower polarizer 7 is provided on the lower surface of the TFT glass layer 6, and a second anti-reflection film 3 is provided on the upper surface of the upper polarizer 4. The first anti-reflection film 2 is bonded and connected to the cover plate 1, and the second anti-reflection film 3 is bonded and connected to the upper polarizer 4.

[0029] Through the above-mentioned structural design, by utilizing the first anti-reflection film 2 on the cover plate 1 and the second anti-reflection film 3 on the upper polarizer 4, the transmittance of light is effectively improved and reflection is reduced. It is not limited by the disadvantages brought by the frame sticker 8, and can effectively prevent the display screen from being deformed by stress pulling and the occurrence of yellow spots, and can also effectively improve the display effect of the display screen module.

[0030] In order to enable those skilled in the art to better understand the present invention, the technical solutions in the embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making a clearer and more definite definition of the protection scope of the present invention.

[0031] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features and technical solutions in the embodiments may be combined with each other.

[0032] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0033] like Figure 1 and Figure 2 As shown, the display screen module for avoiding yellow spots on the display screen includes a cover plate 1, a display screen assembly S is provided below the cover plate 1, the cover plate 1 and the display screen assembly S are bonded and connected by a frame sticker 8, a first anti-reflection film 2 is provided on the lower surface of the cover plate 1, and the display screen assembly S includes an upper polarizer 4, a liquid crystal layer 5 is provided on the lower surface of the upper polarizer 4, a TFT glass layer 6 is provided on the lower surface of the liquid crystal layer 5, a lower polarizer 7 is provided on the lower surface of the TFT glass layer 6, and a second anti-reflection film 3 is provided on the upper surface of the upper polarizer 4.

[0034] It should be noted that the first anti-reflection film 2 is bonded to the cover plate 1 , and the second anti-reflection film 3 is bonded to the upper polarizer 4 .

[0035] In addition, the thickness of the first anti-reflection film 2 and the second anti-reflection film 3 are both less than half of the frame sticker 8. Preferably, the thickness of the first anti-reflection film 2 and the second anti-reflection film 3 are consistent.

[0036] It should be noted that the edges of the first anti-reflection film 2 and the second anti-reflection film 3 are both separated from the frame 8 by a preset isolation distance D.

[0037] In addition, the extended area of ​​the first antireflection film 2 is consistent with that of the second antireflection film 3. The working method of this embodiment is described below.

[0038] The working mode of this embodiment is described below.

[0039] By utilizing the first anti-reflection film 2 on the cover plate 1 and the second anti-reflection film 3 on the upper polarizer 4, the transmittance of light is effectively improved and reflection is reduced. It is not limited by the disadvantages brought by the frame sticker 8, and can effectively prevent the display screen from being deformed by stress pulling and the occurrence of yellow spots, and can also effectively improve the display effect of the display screen module.

[0040] The display screen module for avoiding yellow spots on the display screen provided in Example 1 is further optimized. Specifically, the edges of the first anti-reflection film 2 and the second anti-reflection film 3 are both in contact with the frame sticker 8 .

[0041] It should be noted that the extended area of ​​the first anti-reflection film 2 is consistent with that of the second anti-reflection film 3 .

[0042] The working mode of this embodiment is described below.

[0043] Since the edges of the first anti-reflection film 2 and the second anti-reflection film 3 are in direct contact with the frame sticker 8, the first anti-reflection film 2, the second anti-reflection film 3 and the frame sticker 8 form a seamless connection, which effectively avoids light leakage and further improves the display effect of the display screen module.

[0044] The display screen module for avoiding yellow spots on the display screen provided in Embodiment 1 or 2 is further optimized. Specifically, the extended area of ​​the first anti-reflection film 2 is larger than that of the second anti-reflection film 3 .

[0045] The working mode of this embodiment is described below.

[0046] Since the extended area of ​​the first anti-reflection film 2 is larger than that of the second anti-reflection film 3 , the projection light of the second anti-reflection film 3 toward the first anti-reflection film 2 can be further enhanced, thereby further improving the display effect of the display screen module.

[0047] The terms "coupling" and "coupling" involved in the embodiments of the present application should be understood in a broad sense. For example, they may refer to a direct physical connection, or an indirect connection achieved through electronic devices, such as a connection achieved through resistors, inductors, capacitors or other electronic devices.

[0048] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection, an electrical connection, or communication with each other; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0049] Obviously, the embodiments described above are only some embodiments of the present application, rather than all embodiments. The preferred embodiments of the present application are given in the accompanying drawings, but they do not limit the patent scope of the present application. The present application can be implemented in many different forms. On the contrary, the purpose of providing these embodiments is to make the understanding of the disclosure of the present application more thorough and comprehensive. Although the present application is described in detail with reference to the aforementioned embodiments, for those skilled in the art, it is still possible to modify the technical solutions recorded in the aforementioned specific implementation methods, or to replace some of the technical features therein with equivalents. Any equivalent structure made using the contents of the specification and drawings of this application, directly or indirectly used in other related technical fields, is similarly within the scope of patent protection of this application.

Claims

1. A display screen module for preventing yellow spots on a display screen, characterized in that: The display screen module for preventing yellow spots on a display screen comprises a cover plate (1), a display screen assembly (S) is provided below the cover plate (1), the cover plate (1) and the display screen assembly (S) are bonded and connected via a frame sticker (8), a first anti-reflection film (2) is provided on the lower surface of the cover plate (1), the display screen assembly (S) comprises an upper polarizer (4), a liquid crystal layer (5) is provided on the lower surface of the upper polarizer (4), a TFT glass layer (6) is provided on the lower surface of the liquid crystal layer (5), a lower polarizer (7) is provided on the lower surface of the TFT glass layer (6), and a second anti-reflection film (3) is provided on the upper surface of the upper polarizer (4).

2. The display screen module for avoiding yellow spots on the display screen according to claim 1, characterized in that: The first anti-reflection film (2) is bonded to the cover plate (1), and the second anti-reflection film (3) is bonded to the upper polarizer (4).

3. The display screen module for preventing yellow spots on the display screen according to claim 1, characterized in that: The thickness of the first anti-reflection film (2) and the second anti-reflection film (3) are both less than half of the frame sticker (8).

4. The display screen module for preventing yellow spots on the display screen according to claim 3, characterized in that: The thickness of the first anti-reflection film (2) and the second anti-reflection film (3) are consistent.

5. The display screen module for preventing yellow spots on the display screen according to claim 1, characterized in that: The edges of the first anti-reflection film (2) and the second anti-reflection film (3) are both separated from the frame sticker (8) by a preset isolation distance (D).

6. The display screen module for preventing yellow spots on the display screen according to claim 5, characterized in that: The extended area of ​​the first anti-reflection film (2) is consistent with that of the second anti-reflection film (3).

7. The display screen module for preventing yellow spots on the display screen according to claim 5, characterized in that: The extended area of ​​the first anti-reflection film (2) is larger than that of the second anti-reflection film (3).

8. The display screen module for preventing yellow spots on the display screen according to claim 1, characterized in that: The edges of the first anti-reflection film (2) and the second anti-reflection film (3) are in contact with the frame sticker (8).

9. The display screen module for preventing yellow spots on the display screen according to claim 8, characterized in that: The extended area of ​​the first anti-reflection film (2) is consistent with that of the second anti-reflection film (3).

10. The display screen module for preventing yellow spots on the display screen according to claim 8, characterized in that: The extended area of ​​the first anti-reflection film (2) is larger than that of the second anti-reflection film (3).

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