Liquid crystal module dustproof structure

Abstract

The utility model relates to the technical field of liquid crystal display modules, and discloses a dustproof structure of a liquid crystal module, including an outer frame, a frame glue is fixedly connected inside the outer frame, a liquid crystal display component is arranged inside the frame glue, a protective frame is fixedly connected to the front side of the outer frame, a rotating column is rotatably connected inside the protective frame, torsion springs are sleeved on the left and right sides of the outside of the rotating column, a dustproof roll cloth is arranged on the middle side of the outside of the rotating column, a fixed plate is fixedly connected to the bottom of the dustproof roll cloth, a plurality of sliding columns are slidably connected inside the fixed plate, a plurality of the sliding columns are sleeved on the outside, a spring is sleeved on the outside of the plurality of the sliding columns, and a cleaning plate is fixedly connected to the rear side of the plurality of the sliding columns. In the utility model, the fixed plate and the cleaning plate can be displaced by pulling the hook, so that the front polarizing plate can be cleaned with the help of the cleaning plate, and the polarizing plate can be covered with the help of the dustproof roll cloth, so that dust can be effectively prevented from entering.

Description

Technical Field

[0001] The utility model relates to the technical field of liquid crystal display modules, in particular to a dustproof structure of a liquid crystal module. Background Art

[0002] Liquid crystal module is an electronic component used to display images and text. It is usually composed of a liquid crystal screen and can display information in pixels. The core function of the liquid crystal module is to display text, images and other information on one or more liquid crystal screens. Its working principle is based on the arrangement change of liquid crystal molecules under the action of an electric field, thereby adjusting the transmission of light to achieve a display effect. Specifically, when a voltage is applied to the electrodes of the liquid crystal screen, it causes changes in the liquid crystal molecules and changes their light transmittance, thereby realizing the display of images and text.

[0003] After searching, the Chinese patent document announcement number is: CN212647209U. The LCD liquid crystal display module of this utility model is provided with a display screen, a protective kit, a stop kit and a positioning kit; the provision of the protective kit prevents the display screen from colliding with foreign objects during transportation or use, thereby preventing the display screen from being directly damaged due to accidental collision; the provision of the stop kit greatly speeds up the efficiency of assembling the LCD liquid crystal display module by assemblers; the provision of the protective kit can protect all edges of the display screen, so that the LCD liquid crystal display module can be fully protected; the provision of the positioning kit eliminates the matching gap between the protective frame and the supporting angle card, thereby preventing the LCD liquid crystal display module from shaking during use, thereby improving the installation stability of the LCD liquid crystal display module.

[0004] Although the above patent mentioned in the specification that "the LCD liquid crystal display module of the utility model is provided with a display screen, a protective kit, a stop kit and a positioning kit; the provision of the protective kit prevents the display screen from colliding with foreign objects during transportation or use, thereby preventing the display screen from being directly damaged due to accidental collision; the provision of the stop kit greatly speeds up the efficiency of assembling the LCD liquid crystal display module by assemblers; the provision of the protective kit can protect all edges of the display screen, so that the LCD liquid crystal display module can be fully protected; the provision of the positioning kit eliminates the matching gap between the protective frame and the supporting angle card, thereby preventing the LCD liquid crystal display module from shaking during use, thereby improving the installation stability of the LCD liquid crystal display module", but the LCD display module does not have a dustproof function, and a large amount of dust will accumulate after long-term use, resulting in poor display effect. Therefore, in view of the above deficiencies, a liquid crystal module dustproof structure is proposed. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings in the prior art and to propose a liquid crystal module dustproof structure, aiming to improve the problem of poor dustproof effect of some liquid crystal display molds in the prior art.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A liquid crystal module dustproof structure comprises an outer frame, wherein the interior of the outer frame is fixedly connected with a frame glue, a liquid crystal display component is arranged inside the frame glue, a protective frame is fixedly connected to the front side of the outer frame, a rotating column is rotatably connected to the interior of the protective frame, torsion springs are sleeved on the left and right sides of the exterior of the rotating column, a dustproof roll cloth is arranged on the middle side of the exterior of the rotating column, a fixed plate is fixedly connected to the bottom of the dustproof roll cloth, a plurality of sliding columns are slidably connected to the interior of the fixed plate, a plurality of sliding columns are sleeved on the exterior of the plurality of sliding columns, a cleaning plate is fixedly connected to the rear sides of the plurality of sliding columns, a hook is fixedly connected to the front side of the fixed plate, and a hanging ring is fixedly connected to the bottom side of the interior of the protective frame.

[0008] Furthermore, the liquid crystal display component includes a color filter layer, the outside of the color filter layer is fixedly connected to the internal top side of the frame glue, the bottom front side of the color filter layer is fixedly connected to a front polarizer, the rear side of the front polarizer is fixedly connected to a liquid crystal panel, the rear side of the liquid crystal panel is fixedly connected to a rear polarizer, the bottom of the rear polarizer is fixedly connected to a thin film transistor layer, and the bottom of the thin film transistor layer is fixedly connected to a transmission wire.

[0009] Furthermore, fixed frames are fixedly connected to the left and right sides of the outer frame, inner frames are fixedly connected to the inside of the two fixed frames, multiple ventilation holes are opened inside the two fixed frames and the two inner frames, and filter plates are fixedly connected to the inside of the two inner frames.

[0010] Furthermore, one end of the torsion spring is fixedly connected to the inside of the protection frame, and the other end of the torsion spring is fixedly connected to the outside of the rotating column.

[0011] Furthermore, the top of the liquid crystal panel is fixedly connected to the bottom of the color filter layer, and the top of the rear polarizing plate is fixedly connected to the bottom of the color filter layer.

[0012] Furthermore, the outside of the thin film transistor layer is fixedly connected to the inner bottom side of the frame glue, and the bottom of the front polarizer is fixedly connected to the thin film transistor layer.

[0013] Furthermore, the rear side of the cleaning plate is slidably connected to the front side of the front polarizing plate, and the outside of the hook is in contact with the inside of the hanging ring.

[0014] Furthermore, the outside of the filter plate is fixedly connected to a side of the inner frame away from the fixed frame, and the side of the filter plate away from the fixed frame is fixedly connected to the outside of the outer frame.

[0015] The utility model has the following beneficial effects:

[0016] 1. In the present invention, the fixing plate and the cleaning plate can be displaced by pulling the hook, so that the front polarizing plate can be cleaned with the help of the cleaning plate, and the polarizing plate can be covered with the help of the dustproof cloth, so as to effectively prevent the entry of dust.

[0017] 2. In the utility model, the staggered arrangement of the ventilation holes in the fixed frame and the inner frame can not only effectively prevent the intrusion of dust by cooperating with the filter plate, but also effectively achieve heat dissipation and ventilation. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a three-dimensional diagram of a dust-proof structure of a liquid crystal module proposed by the utility model;

[0019] Figure 2 This is a schematic diagram of the internal structure of the outer frame of a liquid crystal module dust-proof structure proposed by the utility model;

[0020] Figure 3 A schematic diagram of the internal structure of a protective frame of a liquid crystal module dust-proof structure proposed by the utility model;

[0021] Figure 4 This is a schematic diagram of a rotating column structure of a liquid crystal module dust-proof structure proposed by the utility model;

[0022] Figure 5 for Figure 3 Enlarged view of point A in the middle;

[0023] Figure 6 The utility model is a schematic diagram of the internal structure of a fixed frame of a liquid crystal module dustproof structure.

[0024] Legend:

[0025] 1. Outer frame; 2. Frame glue; 3. Color filter layer; 4. Front polarizer; 5. Liquid crystal panel; 6. Rear polarizer; 7. Thin film transistor layer; 8. Transmission wire; 9. Protective frame; 10. Rotating column; 11. Torsion spring; 12. Dustproof cloth; 13. Fixed plate; 14. Sliding column; 15. Spring; 16. Cleaning plate; 17. Hook; 18. Hanging ring; 19. Fixed frame; 20. Inner frame; 21. Ventilation hole; 22. Filter plate. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] Reference Figure 1 , Figure 3 and Figure 4 The utility model provides an embodiment: a liquid crystal module dustproof structure, including an outer frame 1, the outer frame 1 is used as the basic framework of the liquid crystal module dustproof structure, and provides support and protection for the entire structure. The outer frame 1 is fixedly connected to a frame glue 2 inside, and the frame glue 2 ensures the safety and stability of the liquid crystal display component. The frame glue 2 is provided with a liquid crystal display component inside. The liquid crystal display component is the part that constitutes the core function of the liquid crystal display screen and is responsible for displaying images. The front side of the outer frame 1 is fixedly connected to a protective frame 9, and the protective frame 9 plays an additional protective role and helps to realize the dustproof structure. The protective frame 9 is rotatably connected to a rotating column 10 inside, and the rotating column 10 is used to roll up or unfold a dustproof roll cloth 12. The left and right sides of the outer side of the rotating column 10 are both sleeved with a torsion spring 11, one end of the torsion spring 11 is fixedly connected to the inside of the protective frame 9, and the other end of the torsion spring 11 is fixedly connected to the outside of the rotating column 10. The torsion spring 11 provides power for resetting the rotating column 10, and the rotating A dustproof roll 12 is provided on the outer middle side of the column 10. The dustproof roll 12 can be unfolded to cover the liquid crystal display component to prevent dust accumulation. The bottom of the dustproof roll 12 is fixedly connected to a fixed plate 13, and the fixed plate 13 is used to support a sliding column 14 and a cleaning plate 16. The interior of the fixed plate 13 is slidably connected to a plurality of sliding columns 14, and the exteriors of the plurality of sliding columns 14 are all sleeved with springs 15. The springs 15 help the cleaning plate 16 to maintain good contact with the liquid crystal surface. The rear sides of the plurality of sliding columns 14 are fixedly connected to a cleaning plate 16, and the rear side of the cleaning plate 16 is slidably connected to the front side of the front polarizer 4. The cleaning plate 16 is used to clean dust on the surface of the liquid crystal display. A hook 17 is fixedly connected to the front side of the fixed plate 13, and a hanging ring 18 is fixedly connected to the inner bottom side of the protective frame 9. The exterior of the hook 17 is in contact with the interior of the hanging ring 18. The hook 17 and the hanging ring 18 are used in conjunction with each other to stabilize the position of the dustproof roll 12.

[0028] Reference Figure 1 and Figure 2The liquid crystal display component includes a color filter layer 3, the outside of the color filter layer 3 is fixedly connected to the internal top side of the frame glue 2, and the color filter layer 3 is used to realize the color display of different pixels on the display panel. The color filter layer, the bottom front side of the color filter layer 3 is fixedly connected with a front polarizer 4, the main function of the front polarizer 4 is to polarize the light irradiated on the liquid crystal screen to prepare for the light to pass through the liquid crystal layer to display the image, the rear side of the front polarizer 4 is fixedly connected with a liquid crystal panel 5, the top of the liquid crystal panel 5 is fixedly connected to the bottom of the color filter layer 3, the liquid crystal panel 5 is composed of countless liquid crystal units, each unit can independently control the transmission of light to ensure the correct display of the image, and the rear side of the liquid crystal panel 5 is fixedly connected with The rear polarizer 6 has its top fixedly connected to the bottom of the color filter layer 3. The rear polarizer 6 cooperates with the front polarizer 4 to complete the final adjustment of the light passing through the liquid crystal panel. The bottom of the rear polarizer 6 is fixedly connected to the thin film transistor layer 7. The bottom of the front polarizer 4 is fixedly connected to the thin film transistor layer 7. The outside of the thin film transistor layer 7 is fixedly connected to the inner bottom side of the frame glue 2. The function of the thin film transistor layer 7 is to receive electrical signals from the outside and convert these signals into control of each pixel in the liquid crystal panel 5. The bottom of the thin film transistor layer 7 is fixedly connected to the transmission wire 8. The transmission wire 8 is responsible for transmitting the external signal to the thin film transistor layer 7 to ensure the stability and accuracy of the signal transmission.

[0029] Reference Figure 1 and Figure 5 The left and right sides of the outer frame 1 are fixedly connected with fixed frames 19, the interiors of the two fixed frames 19 are fixedly connected with inner frames 20, a plurality of ventilation holes 21 are provided inside the two fixed frames 19 and the two inner frames 20, the ventilation holes 21 ensure air circulation, the interiors of the two inner frames 20 are fixedly connected with filter plates 22, the outside of the filter plates 22 is fixedly connected to a side of the inner frame 20 away from the fixed frames 19, and the side of the filter plates 22 away from the fixed frames 19 is fixedly connected to the outside of the outer frame 1, the filter plates 22 are used to filter the air entering through the ventilation holes 21, and further prevent dust and other particles from entering the interior of the liquid crystal module.

[0030] Working principle: When the LCD module needs to be dust-proofed, the hook 17 can be pulled downward, and the downward displacement of the hook 17 drives the fixed plate 13 to move downward, so that the dust-proof roll cloth 12 can be rolled up, and the rotating column 10 will rotate at this time. At this time, as the rotating column 10 rotates, the torsion spring 11 will be twisted. At this time, as the fixed plate 13 moves downward, the cleaning plate 16 is closely attached to the front side of the front polarizer 4 with the help of the elastic force of the spring 15, and the front polarizer 4 can be cleaned as the cleaning plate 16 moves. At this time, as the hook 17 moves downward, the hook 17 can be hung inside the hanging ring 18, so that the dustproof cloth 12 can be unfolded and covered on the front side of the front polarizer 4, so as to achieve a dustproof effect. When the liquid crystal component starts to work, the fixed frame 19 and the inner frame 20 are used to protect both sides of the liquid crystal module, and the ventilation holes 21 inside the fixed frame 19 and the inner frame 20 are used to dissipate heat, and the ventilation holes 21 of the two are staggered with each other, and cooperate with the filter plate 22 to not only effectively prevent the entry of dust, but also effectively achieve heat dissipation.

[0031] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A dustproof structure for a liquid crystal module, comprising an outer frame (1), characterized in that: The outer frame (1) is fixedly connected with a frame glue (2) inside, and a liquid crystal display component is arranged inside the frame glue (2). The front side of the outer frame (1) is fixedly connected with a protective frame (9), and the protective frame (9) is rotatably connected with a rotating column (10) inside. The left and right sides of the rotating column (10) are sleeved with torsion springs (11). The middle side of the outer side of the rotating column (10) is provided with a dustproof roll cloth (12). The bottom of the dustproof roll cloth (12) is fixedly connected with a fixed plate (13). The interior of the fixed plate (13) is slidably connected with a plurality of sliding columns (14), and the exteriors of the plurality of sliding columns (14) are sleeved with springs (15). The rear sides of the plurality of sliding columns (14) are fixedly connected with a cleaning plate (16). The front side of the fixed plate (13) is fixedly connected with a hook (17), and the bottom side of the inner side of the protective frame (9) is fixedly connected with a hanging ring (18).

2. The dust-proof structure of a liquid crystal module according to claim 1, characterized in that: The liquid crystal display component comprises a color filter layer (3), the outside of the color filter layer (3) is fixedly connected to the internal top side of the frame glue (2), the bottom front side of the color filter layer (3) is fixedly connected to a front polarizer (4), the rear side of the front polarizer (4) is fixedly connected to a liquid crystal panel (5), the rear side of the liquid crystal panel (5) is fixedly connected to a rear polarizer (6), the bottom of the rear polarizer (6) is fixedly connected to a thin film transistor layer (7), and the bottom of the thin film transistor layer (7) is fixedly connected to a transmission wire (8).

3. The dust-proof structure of a liquid crystal module according to claim 1, characterized in that: The left and right sides of the outer frame (1) are fixedly connected to fixed frames (19), the interiors of the two fixed frames (19) are fixedly connected to inner frames (20), the interiors of the two fixed frames (19) and the two inner frames (20) are provided with a plurality of ventilation holes (21), and the interiors of the two inner frames (20) are fixedly connected to filter plates (22).

4. The dust-proof structure of a liquid crystal module according to claim 1, characterized in that: One end of the torsion spring (11) is fixedly connected to the inside of the protection frame (9), and the other end of the torsion spring (11) is fixedly connected to the outside of the rotating column (10).

5. The dust-proof structure of a liquid crystal module according to claim 2, characterized in that: The top of the liquid crystal panel (5) is fixedly connected to the bottom of the color filter layer (3), and the top of the rear polarizing plate (6) is fixedly connected to the bottom of the color filter layer (3).

6. The dust-proof structure of a liquid crystal module according to claim 2, characterized in that: The outside of the thin film transistor layer (7) is fixedly connected to the inner bottom side of the frame glue (2), and the bottom of the front polarizing plate (4) is fixedly connected to the thin film transistor layer (7).

7. The dust-proof structure of a liquid crystal module according to claim 2, characterized in that: The rear side of the cleaning plate (16) is slidably connected to the front side of the front polarizing plate (4), and the outside of the hook (17) is in contact with the inside of the hanging ring (18).

8. The dust-proof structure of a liquid crystal module according to claim 3, characterized in that: The outside of the filter plate (22) is fixedly connected to a side of the inner frame (20) away from the fixed frame (19), and the side of the filter plate (22) away from the fixed frame (19) is fixedly connected to the outside of the outer frame (1).

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