Liquid crystal display screen with height and angle convenient to adjust

Abstract

The utility model discloses a liquid crystal display screen convenient to adjust height and angle, which relates to the field of liquid crystal display screens and comprises a protective frame, a damping rotating shaft is rotatably connected to the center of the bottom of the protective frame, a base is fixedly connected to the bottom of the damping rotating shaft, and a display screen body is movably connected into an inner cavity of the protective frame. First limiting grooves are symmetrically formed in the centers of the left side and the right side of an inner cavity of the protection frame, a sliding groove is formed in the center of the back face of the inner cavity of the protection frame, a sliding block is fixedly connected to the center of the back face of the display screen body, a movable column is movably connected into an inner cavity of the sliding block, and a positioning assembly is fixedly connected to the back face of the movable column. Positioning blocks are symmetrically and fixedly connected around the front face of the positioning assembly. According to the liquid crystal display screen with the height and the angle convenient to adjust, the height and the angle of the display screen can be adjusted conveniently, and when the liquid crystal display screen is used, the using requirements of a user can be met.

Description

Technical Field

[0001] The utility model relates to the field of liquid crystal display screens, in particular to a liquid crystal display screen which is convenient for adjusting height and angle. Background Art

[0002] Liquid crystal display is a flat and thin display device, composed of one or a certain number of color or black and white pixels, placed in front of a light source or a reflective surface. Liquid crystal display has low power consumption, so it is favored by engineers and is suitable for electronic devices using batteries.

[0003] Most LCD screens are installed in a fixed state. When used for different users, their height and angle cannot be adjusted according to the needs of the users, which makes them inconvenient to use.

[0004] Therefore, it is necessary to propose a liquid crystal display screen that is easy to adjust in height and angle to solve the above problems. Utility Model Content

[0005] The main purpose of the utility model is to provide a liquid crystal display screen that is easy to adjust in height and angle, which can effectively solve the problems in the background technology.

[0006] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0007] A liquid crystal display screen that is easy to adjust in height and angle, comprising a protective frame, a damping shaft is rotatably connected to the center of the bottom of the protective frame, a base is fixedly connected to the bottom of the damping shaft, and a display screen body is movably connected to the inner cavity of the protective frame;

[0008] A first limiting groove is symmetrically opened in the middle of the left and right sides of the inner cavity of the protection frame, a sliding groove is opened in the middle of the back of the inner cavity of the protection frame, a slider is fixedly connected in the middle of the back of the display screen body, a movable column is movably connected in the inner cavity of the slider, a positioning component is fixedly connected to the back of the movable column, and positioning blocks are symmetrically fixedly connected to the front of the positioning component.

[0009] Preferably, it also includes two elastic blocking belts, the protective frame is a cavity structure whose front is connected to the outside, and the left and right sides of the bottom of the base are symmetrically fixedly connected with support pads, and the opposite sides of the two elastic blocking belts are symmetrically fixedly connected to the front of the top and bottom of the inner cavity of the protective frame, and a wire groove is opened in the middle of the bottom of the inner cavity of the protective frame.

[0010] Preferably, guide columns are symmetrically fixedly connected in the inner cavities of the two first limit grooves, and first limit blocks are symmetrically fixedly connected in the middle of the left and right sides of the display screen body. The first limit blocks are movably connected to the inner cavities of the first limit grooves and are sleeved on the outer walls of the guide columns.

[0011] Preferably, the slider is movably connected in the inner cavity of the slide groove, a second limiting groove is opened in the center of the back side of the slider, a fixing column is fixedly connected to the front side of the inner cavity of the slider, a spring is wound around the outer wall of the fixing column, and the front side of the spring is fixedly connected to the front side of the inner cavity of the slider.

[0012] Preferably, the front side of the movable column is fixedly connected with a second limit block, the front side of the second limit block is fixedly connected to the back side of the spring, the size of the second limit block is larger than the size of the second limit groove, the second limit block and the movable column are movably connected in the inner cavity of the slider and are sleeved on the outer wall of the fixed column.

[0013] Preferably, a handle is fixedly connected to the center of the back of the positioning assembly, and positioning grooves are symmetrically provided on the left and right sides of the back of the protective frame. The size of the positioning grooves is the same as that of the positioning blocks. The number of the positioning grooves is two in a group, and there are at least ten groups. The positioning block is inserted into the inner cavity of one group of the positioning grooves.

[0014] Beneficial Effects

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] 1. The height and angle-adjustable LCD screen can adjust the display angle of the screen body by means of a damping shaft. The protective frame can be supported by a base and a support pad. The protective frame arranged on the outer wall of the screen body can provide a certain protective effect on the screen body.

[0017] 2. The LCD screen, which is easy to adjust in height and angle, can be stuck in the inner cavity of one group of positioning grooves on the back of the protective frame through the positioning block when in normal state, so that the height of the display screen body can be positioned, and the positioning component can be retracted toward the front at any time through the provided spring, which can further ensure the stability of the position of the display screen body. By pulling the provided handle, the positioning block can be driven out of one group of positioning grooves through the positioning component, and the height of the display screen body can be adjusted at this time.

[0018] 3. The liquid crystal display screen that is easy to adjust in height and angle has a first limiting groove and a guide column. When the display screen body moves, the first limiting block can move within the inner cavity of the first limiting groove and the outer wall of the guide column, thereby limiting and guiding the movement of the display screen body. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural schematic diagram of the front side of the utility model;

[0020] Figure 2It is a schematic diagram of the structure of the inner cavity of the protective frame of the utility model;

[0021] Figure 3 It is a structural schematic diagram of the back side of the display screen body of the utility model;

[0022] Figure 4 This utility model Figure 3 Enlarged view of point A in the middle.

[0023] In the figure: 1. protective frame; 2. elastic stop belt; 3. display screen body; 4. base; 5. support pad; 6. damping shaft; 7. first limit slot; 8. guide column; 9. slide slot; 10. wire slot; 11. first limit block; 12. slider; 13. second limit slot; 14. fixed column; 15. spring; 16. positioning assembly; 17. handle; 18. positioning block; 19. second limit block; 20. movable column. DETAILED DESCRIPTION

[0024] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0025] like Figure 1-2 As shown, a liquid crystal display screen that is easy to adjust in height and angle includes a protective frame 1, a damping shaft 6 is rotatably connected in the middle of the bottom of the protective frame 1, a base 4 is fixedly connected to the bottom of the damping shaft 6, a display screen body 3 is movably connected in the inner cavity of the protective frame 1, the protective frame 1 is a cavity structure whose front is connected to the outside, support pads 5 are symmetrically fixedly connected to the left and right sides of the bottom of the base 4, and two elastic retaining bands 2 are symmetrically fixedly connected to the front of the top and bottom of the inner cavity of the protective frame 1 on the opposite sides, and a wire groove 10 is opened in the middle of the bottom of the inner cavity of the protective frame 1. The damping shaft 6 is arranged to facilitate the adjustment of the placement angle of the display screen body 3, the base 4 and the support pad 5 are arranged to support the protective frame 1, and the protective frame 1 is arranged on the outer wall of the display screen body 3 to have a certain protective effect on the display screen body 3.

[0026] like Figure 1-4As shown, a liquid crystal display screen that is easy to adjust in height and angle, a first limiting groove 7 is symmetrically opened in the middle of the left and right sides of the inner cavity of the protective frame 1, a sliding groove 9 is opened in the middle of the back of the inner cavity of the protective frame 1, a slider 12 is fixedly connected in the middle of the back of the display screen body 3, a movable column 20 is movably connected in the inner cavity of the slider 12, a positioning component 16 is fixedly connected to the back of the movable column 20, and a positioning block 18 is symmetrically fixedly connected to the front of the positioning component 16, a guide column 8 is symmetrically fixedly connected in the inner cavity of the two first limiting grooves 7, and a A first limiting block 11 is movably connected to the inner cavity of the first limiting groove 7 and is sleeved on the outer wall of the guide column 8. The slider 12 is movably connected in the inner cavity of the slide groove 9. A second limiting groove 13 is opened in the middle of the back of the slider 12. A fixing column 14 is fixedly connected to the front of the inner cavity of the slider 12. A spring 15 is wound around the outer wall of the fixing column 14. The front of the spring 15 is fixedly connected to the front of the inner cavity of the slider 12. A second limiting block 19 is fixedly connected to the front of the movable column 20. The front of the second limiting block 19 is fixedly connected to the back of the spring 15. The size of the second limiting block 19 is larger than that of the first limiting block 19. The size of the second limit groove 13, the second limit block 19 and the movable column 20 are movably connected in the inner cavity of the slider 12 and sleeved on the outer wall of the fixed column 14, and the handle 17 is fixedly connected to the center of the back of the positioning component 16. The left and right sides of the back of the protective frame 1 are symmetrically provided with positioning grooves. The size of the positioning grooves is the same as that of the positioning blocks 18. The number of positioning grooves is two in a group, and there are at least ten groups. The positioning block 18 is inserted into the inner cavity of one group of positioning grooves. The positioning block 18 is set. In normal state, it can be stuck in the inner cavity of one group of positioning grooves on the back of the protective frame 1, so that the height of the display body 3 can be adjusted. The positioning process is performed, and the positioning assembly 16 can be retracted toward the front at any time through the provided spring 15, which can further ensure the stability of the position of the display screen body 3. By pulling the provided handle 17, the positioning block 18 can be driven to disengage from one of the groups of positioning grooves through the positioning assembly 16. At this time, the height of the display screen body 3 can be adjusted. Through the provided first limiting groove 7 and guide column 8, when the display screen body 3 moves, the first limiting block 11 can move within the inner cavity of the first limiting groove 7 and the outer wall of the guide column 8, thereby limiting and guiding the movement of the display screen body 3.

[0027] It should be noted that the utility model is a liquid crystal display screen that is easy to adjust in height and angle. When in use, the protective frame 1 is rotated to adjust the angle of the display screen body 3 through the damping shaft 6. When the height of the display screen body 3 needs to be adjusted, the handle 17 is moved toward the back so that the positioning block 18 can be separated from the inner cavity of the positioning groove, and the handle 17 is moved up and down, and the movable column 20 and the slider 12 are used to drive the display screen body 3 to move in the inner cavity of the protective frame 1. When the display screen body 3 moves, it will drive the first limit block 11 to move in the inner cavity of the first limit groove 7 and the outer wall of the guide column 8, and the slider 12 will move in the inner cavity of the slide groove 9, and will drive the top and bottom elastic stop belts 2 to perform corresponding stretching and contraction processing. After moving to the appropriate position, release the handle 17, and the spring 15 will drive the second limit block 19 to contract toward the front, so that the positioning assembly 16 can drive the positioning block 18 to be inserted into the inner cavity of the corresponding positioning groove.

[0028] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A liquid crystal display screen that is easy to adjust in height and angle, comprising a protective frame (1), characterized in that: A damping shaft (6) is rotatably connected to the center of the bottom of the protection frame (1), a base (4) is fixedly connected to the bottom of the damping shaft (6), and a display screen body (3) is movably connected to the inner cavity of the protection frame (1); A first limiting groove (7) is symmetrically provided in the middle of the left and right sides of the inner cavity of the protection frame (1), a sliding groove (9) is provided in the middle of the back of the inner cavity of the protection frame (1), a sliding block (12) is fixedly connected in the middle of the back of the display screen body (3), a movable column (20) is movably connected in the inner cavity of the sliding block (12), a positioning component (16) is fixedly connected on the back of the movable column (20), and positioning blocks (18) are symmetrically fixedly connected on the front of the positioning component (16).

2. The liquid crystal display screen that is easy to adjust in height and angle according to claim 1, characterized in that: It also includes two elastic blocking belts (2), the protective frame (1) is a hollow structure with the front communicating with the outside, the left and right sides of the bottom of the base (4) are symmetrically fixedly connected with support pads (5), the two sides of the two elastic blocking belts (2) facing each other are symmetrically fixedly connected to the front of the top and bottom of the inner cavity of the protective frame (1), and a wire groove (10) is opened in the middle of the bottom of the inner cavity of the protective frame (1).

3. The liquid crystal display screen that is easy to adjust in height and angle according to claim 1, characterized in that: Guide columns (8) are symmetrically fixedly connected in the inner cavities of the two first limiting grooves (7), and first limiting blocks (11) are symmetrically fixedly connected in the middle of the left and right sides of the display screen body (3). The first limiting blocks (11) are movably connected to the inner cavities of the first limiting grooves (7) and are sleeved on the outer walls of the guide columns (8).

4. The liquid crystal display screen that is easy to adjust in height and angle according to claim 1, characterized in that: The slider (12) is movably connected in the inner cavity of the slide groove (9); a second limiting groove (13) is provided in the middle of the back side of the slider (12); a fixing column (14) is fixedly connected to the front side of the inner cavity of the slider (12); a spring (15) is wound around the outer wall of the fixing column (14); and the front side of the spring (15) is fixedly connected to the front side of the inner cavity of the slider (12).

5. The liquid crystal display screen that is easy to adjust in height and angle according to claim 4, characterized in that: The front side of the movable column (20) is fixedly connected to a second limit block (19), the front side of the second limit block (19) is fixedly connected to the back side of the spring (15), the size of the second limit block (19) is larger than the size of the second limit groove (13), and the second limit block (19) and the movable column (20) are movably connected in the inner cavity of the slider (12) and are sleeved on the outer wall of the fixed column (14).

6. The liquid crystal display screen that is easy to adjust in height and angle according to claim 1, characterized in that: A handle (17) is fixedly connected to the center of the back of the positioning component (16), and positioning grooves are symmetrically opened on the left and right sides of the back of the protective frame (1). The size of the positioning grooves is the same as that of the positioning blocks (18). The number of the positioning grooves is two in a group, and there are at least ten groups. The positioning block (18) is inserted into the inner cavity of one group of the positioning grooves.

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