Combined liquid crystal display (LCD) module

Abstract

The utility model relates to the technical field of LCD (liquid crystal display) screens, and discloses a combined LCD module which comprises a top frame, a protective plate arranged at the lower part of the top frame, a connecting frame arranged at the lower part of the protective plate, a protective shell movably connected to the lower part of the connecting frame through bolts, and a mounting plate arranged inside the protective shell, buffering pads are fixedly connected to the four corners of the bottom of the mounting plate, the bottom faces of the buffering pads are fixedly connected with the inner wall of the protective shell, a liquid crystal display module body is movably connected to the upper portion of the mounting plate, a mounting groove is formed in the bottom face of the top frame, and a fixing pad is fixedly connected to the inner wall of the mounting groove. Clamping columns are fixedly connected to four corners of the bottom surface of the top frame. According to the utility model, through the mutual cooperation among the top frame, the connecting frame and the protection plate and the cooperation between the clamping columns and the clamping sleeves, when the protection plate is damaged and needs to be replaced, the protection plate can be quickly mounted and dismounted, and the device is more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of LCD display screens, in particular to a combined LCD liquid crystal display module. Background Art

[0002] The LCD display module is a modular product that integrates a liquid crystal display, a driving circuit and a controller. It is usually composed of a liquid crystal screen, a backlight, a driving chip, an interface circuit and a casing. It can be directly connected to a microprocessor or other controller to display text, images or videos.

[0003] After searching, the authorization announcement number is CN219657971U. A multifunctional LCD liquid crystal display screen module, the base is the installation part of the liquid crystal display screen module, and the top is provided with a connection block, which is symmetrically distributed on the left and right. The utility model overcomes the shortcomings of the prior art. By providing a connection block, a cavity, a protective film and a card slot, the outer frame is rotatably connected to the base through the connection block, which is convenient for the staff to pry open the outer frame through the cavity, and the outer frame can be flipped to the top to avoid the situation where the outer frame is lost due to confusion. The protective film is installed on the upper part of the inner part of the outer frame through airtight glue to protect the display screen module and reduce the damage of dust and liquid. When installing and resetting, the card slot at the bottom of the inner part of the outer frame is engaged with the buckle at the top of the heat soaking frame to improve stability. The staff can take out the heat soaking frame and the installation frame through the buckle, which is convenient for the maintenance of the display screen module.

[0004] Although the above device is protected by a protective film, the protective film is connected to the outer frame by airtight glue. This means that if the protective film is scratched or damaged and needs to be replaced, it will be time-consuming and inconvenient to separate the protective film from the outer frame. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a combined LCD liquid crystal display module, which aims to improve the problem mentioned in the prior art that "the protective film and the outer frame are connected with airtight glue, which makes it time-consuming and inconvenient when the protective film is damaged and needs to be replaced."

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a combined LCD liquid crystal display module, including a top frame, a protective plate is arranged at the lower part of the top frame, a connecting frame is arranged at the lower part of the protective plate, the lower part of the connecting frame is movably connected to a protective shell by bolts, a mounting plate is arranged inside the protective shell, buffer pads are fixedly connected to the four corners of the bottom of the mounting plate, the bottom surface of the buffer pad is fixedly connected to the inner wall of the protective shell, the upper part of the mounting plate is movably connected to the liquid crystal display module body, a mounting groove is opened on the bottom surface of the top frame, a fixing pad is fixedly connected to the inner wall of the mounting groove, and the protective plate is movably connected to the fixing pad.

[0007] As a further description of the above technical solution:

[0008] The four corners of the bottom surface of the top frame are fixedly connected with clamping columns.

[0009] As a further description of the above technical solution:

[0010] A mounting pad is fixedly connected to the top of the connection frame, a fixing groove is opened in the middle of the mounting pad, and the fixing groove is movably connected to the protection plate.

[0011] As a further description of the above technical solution:

[0012] The four corners of the connection frame are all fixedly connected with clamping sleeves, and the clamping columns are clamped therewith.

[0013] As a further description of the above technical solution:

[0014] The outer wall of the clamping column is fixedly connected with a connecting sleeve.

[0015] As a further description of the above technical solution:

[0016] The middle part of the clamping sleeve is provided with a plurality of cavities.

[0017] As a further description of the above technical solution:

[0018] The inner wall diameter of the clamping sleeve is smaller than the diameter of the clamping column.

[0019] As a further description of the above technical solution:

[0020] A plurality of heat dissipation openings are provided in the middle of the mounting plate.

[0021] As a further description of the above technical solution:

[0022] A clamping plate is arranged around the installation plate, the clamping plate is movably connected to the liquid crystal display module body, and a connecting plate is fixedly connected to the lower part of one side of the clamping plate close to the installation plate.

[0023] As a further description of the above technical solution:

[0024] The outer wall of the mounting plate is provided with a connecting groove, the connecting plate is slidably connected to the connecting groove, and a plurality of springs are fixedly connected between the connecting plate and the connecting groove.

[0025] The utility model has the following beneficial effects:

[0026] 1. In the utility model, by setting the top frame, the connecting frame and the protective plate to cooperate with each other, and by the cooperation between the clamping column and the clamping sleeve, the device can realize the rapid installation and disassembly of the protective plate when the protective plate is damaged and needs to be replaced, which is more convenient.

[0027] 2. In the present invention, by setting the cooperation between the mounting plate and the clamping plate as well as the connecting plate and the spring, the rapid connection of the liquid crystal display module body can be achieved. Meanwhile, by setting a plurality of heat dissipation ports, the liquid crystal display module can dissipate heat better. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the device in the utility model;

[0029] Figure 2 This is a schematic diagram of the split three-dimensional structure of the device in the utility model;

[0030] Figure 3 It is a schematic diagram of the split three-dimensional structure of the top frame and the connecting frame in the utility model;

[0031] Figure 4 This is a schematic diagram of the overall three-dimensional structure of the clamping column and the clamping sleeve in the utility model;

[0032] Figure 5 It is a partial cross-sectional three-dimensional structural schematic diagram of the top frame and the connecting frame in the utility model;

[0033] Figure 6 It is a partial cross-sectional three-dimensional structural schematic diagram of the mounting plate in the utility model.

[0034] Legend:

[0035] 1. Top frame; 2. Connecting frame; 3. Protection plate; 4. Protective shell; 5. Mounting plate; 6. Buffer pad; 7. Bolt; 8. LCD module body; 11. Mounting slot; 12. Clamping column; 13. Fixing pad; 21. Mounting pad; 22. Fixing slot; 23. Clamping sleeve; 121. Connecting sleeve; 51. Heat dissipation port; 52. Clamping plate; 53. Connecting plate; 54. Connecting slot; 55. Spring. DETAILED DESCRIPTION

[0036] 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.

[0037] Reference Figure 1 - Figure 2The utility model provides an embodiment: a combined LCD liquid crystal display module, including a top frame 1, which is used to cooperate with a connecting frame 2 to fix a protection plate 3, a protective plate 3 is arranged at the lower part of the top frame 1, which is used to protect a liquid crystal display module body 8, a connecting frame 2 is arranged at the lower part of the protection plate 3, which is used to cooperate with the top frame 1 and connected to a protective shell 4, a protective shell 4 is movably connected to the lower part of the connecting frame 2 through bolts 7, which is used to protect internal components, a mounting plate 5 is arranged inside the protective shell 4, which is used to install a liquid crystal display module body 8, and buffer pads 6 are fixedly connected to the four corners of the bottom of the mounting plate 5 for buffer protection, the bottom surface of the buffer pad 6 is fixedly connected to the inner wall of the protective shell 4, and the upper part of the mounting plate 5 is movably connected to the liquid crystal display module body 8.

[0038] like Figure 3 - Figure 5 As shown, a mounting groove 11 is provided on the bottom surface of the top frame 1 for installing a fixing pad 13, and a fixing pad 13 is fixedly connected to the inner wall of the mounting groove 11 for fixing a protective plate 3, and the protective plate 3 is movably connected thereto, and clamping columns 12 are fixedly connected to the four corners of the bottom surface of the top frame 1 for connecting to the connecting frame 2, and a connecting sleeve 121 is fixedly connected to the outer wall of the clamping column 12, which is made of rubber.

[0039] Furthermore, a mounting pad 21 is fixedly connected to the top of the connecting frame 2, which is used to cooperate with the fixing pad 13 to fix the protective plate 3. A fixing groove 22 is opened in the middle of the mounting pad 21, which is used to cooperate with the connection of the protective plate 3. The fixing groove 22 is movably connected to the protective plate 3. The four corners of the connecting frame 2 are fixedly connected with a clamping sleeve 23, which is used to cooperate with the connection of the clamping column 12. The clamping sleeve 23 is made of rubber material, and the clamping column 12 is clamped with it. A cavity is opened in the middle of the clamping sleeve 23, and the number is multiple, which is used to cooperate with the clamping of the clamping column 12. The inner wall diameter of the clamping sleeve 23 is smaller than the diameter of the clamping column 12, which is used to facilitate the fixation of the clamping column 12.

[0040] like Figure 6 As shown, a plurality of heat dissipation openings 51 are provided in the middle of the mounting plate 5 for heat dissipation, a clamping plate 52 is provided around the mounting plate 5 for further fixing the liquid crystal display module body 8, the clamping plate 52 is movably connected to the liquid crystal display module body 8, a connecting plate 53 is fixedly connected to the lower part of the side of the clamping plate 52 close to the mounting plate 5 for connection with the mounting plate 5, a connecting groove 54 is provided on the outer wall of the mounting plate 5, the connecting plate 53 is slidably connected thereto, a plurality of springs 55 are fixedly connected between the connecting plate 53 and the connecting groove 54 for cooperating with the clamping plate 52 to fix the liquid crystal display module body 8.

[0041] Working principle: When in use, first pull the card plate 52. The card plate 52 will then drive the connecting plate 53 to slide in the connecting groove 54. At the same time, the connecting plate 53 will pull the spring 55 to deform it. Then place the LCD display module body 8 on the mounting plate 5. Release the card plate 52. The spring 55 will recover and pull the connecting plate 53 to reset. The connecting plate 53 will drive the card plate 52 to clamp and fix the LCD display module body 8. Then, the protective shell 4 and the connecting frame 2 can be connected together by bolts 7.

[0042] When the protection plate 3 is damaged and needs to be replaced, the top frame 1 is pulled upward with force, the top frame 1 will drive the clamping column 12 to disengage the clamping sleeve 23, the top frame 1 will be separated from the connecting frame 2, and then the damaged protection plate 3 is taken out from the fixing groove 22, and the new protection plate 3 is placed in the fixing groove 22, and then the top frame 1 is covered on the connecting frame 2, so that the installation pad 21 is covered by the fixing pad 13, and the protection plate 3 is pressed against the fixing pad 13, so that the clamping column 12 is pushed into the clamping sleeve 23, when When the clamping column 12 is pushed into the clamping sleeve 23, since the inner wall diameter of the clamping sleeve 23 is smaller than the diameter of the clamping column 12, the clamping column 12 will push the cavity inside it to deform, and the cavity will react on the inner wall of the clamping sleeve 23 to clamp the clamping column 12. The outer wall of the clamping column 12 has a connecting sleeve 121, which is made of rubber material. It will increase the friction between the clamping column 12 and the clamping sleeve 23, so that the clamping column 12 and the clamping sleeve 23 are clamped, so that the top frame 1 and the connecting frame 2 are fixed together.

[0043] 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 combined LCD liquid crystal display module, comprising a top frame (1), characterized in that: A protective plate (3) is provided at the bottom of the top frame (1), a connecting frame (2) is provided at the bottom of the protective plate (3), the lower part of the connecting frame (2) is movably connected to a protective shell (4) via bolts (7), a mounting plate (5) is provided inside the protective shell (4), four corners of the bottom of the mounting plate (5) are fixedly connected to buffer pads (6), the bottom surface of the buffer pad (6) is fixedly connected to the inner wall of the protective shell (4), the upper part of the mounting plate (5) is movably connected to a liquid crystal display module body (8), and the bottom surface of the top frame (1) is fixedly connected to the inner wall of the protective shell (4). A mounting groove (11) is provided, a fixing pad (13) is fixedly connected to the inner wall of the mounting groove (11), and the protection plate (3) is movably connected thereto; four corners of the bottom surface of the top frame (1) are fixedly connected to clamping columns (12); the top of the connecting frame (2) is fixedly connected to a mounting pad (21); a fixing groove (22) is provided in the middle of the mounting pad (21), and the fixing groove (22) is movably connected to the protection plate (3); four corners of the connecting frame (2) are fixedly connected to clamping sleeves (23), and the clamping columns (12) are clamped thereto.

2. The combined LCD liquid crystal display module according to claim 1, characterized in that: The outer wall of the clamping column (12) is fixedly connected with a connecting sleeve (121).

3. The combined LCD liquid crystal display module according to claim 1, characterized in that: The clamping sleeve (23) is provided with a plurality of cavities in the middle thereof.

4. The combined LCD liquid crystal display module according to claim 1, characterized in that: The inner wall diameter of the clamping sleeve (23) is smaller than the diameter of the clamping column (12).

5. The combined LCD liquid crystal display module according to claim 1, characterized in that: The middle portion of the mounting plate (5) is provided with a plurality of heat dissipation openings (51).

6. The combined LCD liquid crystal display module according to claim 1, characterized in that: A clamping plate (52) is arranged around the mounting plate (5), the clamping plate (52) is movably connected to the liquid crystal display module body (8), and a connecting plate (53) is fixedly connected to the lower part of one side of the clamping plate (52) close to the mounting plate (5).

7. The combined LCD liquid crystal display module according to claim 6, characterized in that: The outer wall of the mounting plate (5) is provided with a connecting groove (54), and the connecting plate (53) is slidably connected thereto. A plurality of springs (55) are fixedly connected between the connecting plate (53) and the connecting groove (54).

Images