Conference room LED display screen with pitch angle convenient to adjust

Abstract

The utility model discloses a meeting room LED display screen with the pitch angle convenient to adjust, and relates to the technical field of LED display screens, the meeting room LED display screen comprises a display screen body and a mounting plate, a square plate is rotatably arranged on one side of the mounting plate, a second electric sliding block pulls one end of shielding cloth to move downwards, a first motor rotates reversely to drive a wind-up roller to rotate upwards, and a second electric sliding block pulls the other end of shielding cloth to move downwards. When the two L-shaped plates rotate oppositely, the shielding cloth is pulled to rotate upwards, so that the shielding cloth covering the outer side of the display screen body can be straightened, dust falling is avoided, meanwhile, the display screen body can be protected, the straightened shielding cloth has a certain anti-collision effect, the two L-shaped plates rotate oppositely, the inner walls of the L-shaped plates make contact with the shielding cloth, and therefore the shielding cloth is prevented from being damaged. Dust is prevented from entering the outer surface of the display screen body from the two sides, when the pitching angle of the display screen body needs to be adjusted, the motor can be started to drive the T-shaped plate and the square plate to rotate, the display screen body is driven to rotate immediately, and the pitching angle of the display screen body is adjusted.

Description

Technical Field

[0001] The utility model relates to the technical field of LED display screens, in particular to a conference room LED display screen with conveniently adjustable pitch angles. Background Art

[0002] LED display is a new type of imaging electronic device made of light-emitting diodes arranged in sequence. Due to its high brightness, wide viewing angle, long life and other characteristics, it is widely used in products such as outdoor advertising screens.

[0003] The Chinese patent with publication number CN202795942U discloses a high-density LED display screen. Since the LED display screen of the utility model adopts the above-mentioned design, the density of the LED display screen is greatly increased, the display effect is clearer, and people's higher demand for display effect is met. It is mainly used in various indoor occasions such as high-end commercial blocks, studios, conference rooms, exhibition halls, etc.

[0004] However, in the above solution, the display screen is generally fixed to the wall of the conference room by bolts. The display screen is prone to dust accumulation when not in use, and the pitch angle of the display screen cannot be adjusted after it is fixed to the wall.

[0005] Therefore, it is necessary to invent a conference room LED display screen that is convenient for adjusting the pitch angle. Utility Model Content

[0006] The purpose of the utility model is to provide a conference room LED display screen with convenient adjustment of pitch angle, so as to solve the problems raised in the above-mentioned background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a conference room LED display screen with convenient adjustment of pitch angle, comprising a display screen body and a mounting plate, a square plate is rotatably provided on one side of the mounting plate, one side of the square plate is fixedly connected to the display screen body, a symmetrically distributed vertical plate is fixedly provided on the top of one side of the square plate, a winding roller is rotatably provided between the two vertical plates, a shielding cloth is wrapped around the outer side of the winding roller, connecting blocks are fixedly provided on both sides of the bottom end of the shielding cloth, one side of the square plate is slidably provided with two symmetrically distributed electric sliders, the two electric sliders are fixedly connected to the connecting block, a sponge block is fixedly provided on the bottom end of the shielding cloth close to the square plate, and a symmetrically distributed L-shaped plate is rotatably provided on one side of the square plate.

[0008] Preferably, a motor 1 is fixedly provided on one side of one of the vertical plates, and an output shaft of the motor 1 passes through one of the vertical plates and is fixedly connected to the winding roller.

[0009] Preferably, a symmetrically distributed rectangular plate is fixedly provided on one side of the bottom end of the square plate, a double-headed threaded rod is rotatably provided between the two rectangular plates, the outer threaded sleeves of the double-headed threaded rod are provided with symmetrically distributed racks, the racks are slidably connected to the square plate, both ends of one side of the square plate are fixed with symmetrically distributed fixed blocks, a rotating shaft is rotatably provided between the two fixed blocks, one end of the rotating shaft passes through one of the fixed blocks and a gear is fixedly provided at its end, the rack is meshingly connected to the gear, and the rotating shaft is fixedly connected to the L-shaped plate.

[0010] Preferably, a second motor is fixedly provided on one side of one of the rectangular plates, and an output shaft of the second motor passes through one of the rectangular plates and is fixedly connected to the double-headed threaded rod.

[0011] Preferably, a slide plate 1 is fixedly provided on one side of the rack close to the square plate, a symmetrically distributed slide groove 1 is opened at the bottom end of one side of the square plate, and the slide plate 1 is slidably installed in the slide groove 1.

[0012] Preferably, a slide plate 2 is fixedly provided on one side of the electric slider 2 close to the square plate, and a slide groove 2 is provided at both ends of one side of the square plate, and the slide plate 2 is slidably installed in the slide groove 2.

[0013] Preferably, a C-shaped plate is fixedly provided on one side of the mounting plate close to the square plate, a T-shaped plate is fixedly provided on one side of the square plate close to the mounting plate, the T-shaped plate is rotatably installed in the C-shaped plate, a motor is fixedly provided on one side of the C-shaped plate, and the output shaft of the motor passes through the C-shaped plate and is fixedly connected to the T-shaped plate.

[0014] Preferably, a rectangular frame is fixedly provided on the top of the square plate, and a sunshade is slidably provided in the rectangular frame.

[0015] Preferably, an electric slider one is fixedly provided on one side of the rectangular frame, a slide plate three is fixedly provided on the side of the electric slider one close to the rectangular frame, a slide groove four is opened on one side of the rectangular frame, and the slide plate three passes through the slide groove four and is fixedly connected to the sunshade.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. The electric slider 2 pulls one end of the shielding cloth downward, and the motor 1 rotates in the opposite direction to drive the winding roller to rotate upward, and then pulls the shielding cloth upward to rotate, so that the shielding cloth covering the outside of the display body can be straightened to prevent dust from falling and protect the display body. The straightened shielding cloth has a certain anti-collision effect. The two L-shaped plates rotate in opposite directions, so that the inner wall of the L-shaped plate contacts the shielding cloth, preventing dust from entering the outer surface of the display body from both sides;

[0018] 2. When the pitch angle of the display screen body needs to be adjusted, the motor can be started to drive the T-shaped plate and the square plate to rotate, and then the display screen body is driven to rotate to adjust the pitch angle of the display screen body. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 The overall structural diagram provided by the utility model;

[0020] Figure 2 A schematic diagram of the mounting plate structure provided by the utility model;

[0021] Figure 3 A schematic diagram of the L-shaped plate structure provided by the utility model;

[0022] Figure 4 The utility model provides Figure 3 A schematic diagram of the structure enlargement in the middle;

[0023] Figure 5 This is a schematic diagram of the shielding cloth structure provided by the utility model.

[0024] In the figure: 1. mounting plate; 11. square plate; 111. C-shaped plate; 112. motor; 113. T-shaped plate; 12. rectangular frame; 121. electric slider 1; 122. shading plate; 16. display screen body; 18. fixing block; 181. rotating shaft; 19. vertical plate; 191. winding roller; 192. shielding cloth; 193. motor 1; 194. connecting block; 195. electric slider 2; 196. sponge block; 21. motor 2; 22. rectangular plate; 23. double-headed threaded rod; 24. rack; 25. gear; 26. L-shaped plate. DETAILED DESCRIPTION

[0025] 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.

[0026] Example: Figure 1-Figure 5As shown, the utility model provides a conference room LED display screen with convenient pitch angle adjustment, including a display screen body 16 and a mounting plate 1, one side of the mounting plate 1 is rotatably provided with a square plate 11, one side of the square plate 11 is fixedly connected to the display screen body 16, the top of one side of the square plate 11 is fixedly provided with symmetrically distributed vertical plates 19, a winding roller 191 is rotatably provided between the two vertical plates 19, the outer side of the winding roller 191 is wrapped with a shielding cloth 192, both sides of the bottom end of the shielding cloth 192 are fixedly provided with connecting blocks 194, one side of the square plate 11 is slidably provided with a symmetrically distributed electric slider 195, the electric slider 195 is fixedly connected to the connecting block 194, the bottom end of the shielding cloth 192 is fixedly provided with a sponge block 196 close to the side of the square plate 11, and one side of the square plate 11 is rotatably provided with a symmetrically distributed L-shaped plate 26.

[0027] Furthermore, a motor 193 is fixedly provided on one side of one of the vertical plates 19 , and an output shaft of the motor 193 passes through one of the vertical plates 19 and is fixedly connected to the winding roller 191 , so as to facilitate the rotation of the winding roller 191 .

[0028] Furthermore, a symmetrically distributed rectangular plate 22 is fixedly provided on one side of the bottom end of the square plate 11, a double-headed threaded rod 23 is rotatably provided between the two rectangular plates 22, and the outer thread sleeve of the double-headed threaded rod 23 is provided with a symmetrically distributed rack 24, the rack 24 is slidably connected to the square plate 11, and symmetrically distributed fixed blocks 18 are fixedly provided at both ends of one side of the square plate 11, and a rotating shaft 181 is rotatably provided between the two fixed blocks 18, one end of the rotating shaft 181 passes through one of the fixed blocks 18 and a gear 25 is fixedly provided at its end, the rack 24 is meshedly connected to the gear 25, and the rotating shaft 181 is fixedly connected to the L-shaped plate 26 to facilitate the rotation of the L-shaped plate 26.

[0029] Furthermore, a second motor 21 is fixedly provided on one side of one of the rectangular plates 22 , and an output shaft of the second motor 21 passes through one of the rectangular plates 22 and is fixedly connected to the double-headed threaded rod 23 , so as to facilitate the rotation of the double-headed threaded rod 23 .

[0030] Furthermore, a slide plate 1 is fixedly provided on one side of the rack 24 close to the square plate 11 , and a symmetrically distributed slide groove 1 is opened at the bottom end of one side of the square plate 11 , and the slide plate 1 is slidably installed in the slide groove 1 to facilitate the sliding of the rack 24 .

[0031] Furthermore, a slide plate 2 is fixedly provided on one side of the electric slider 195 close to the square plate 11, and a slide groove 2 is provided at both ends of one side of the square plate 11. The slide plate 2 is slidably installed in the slide groove 2 to facilitate the sliding of the electric slider 195.

[0032] Furthermore, a C-shaped plate 111 is fixedly provided on one side of the mounting plate 1 close to the square plate 11, a T-shaped plate 113 is fixedly provided on one side of the square plate 11 close to the mounting plate 1, the T-shaped plate 113 is rotatably installed in the C-shaped plate 111, a motor 112 is fixedly provided on one side of the C-shaped plate 111, an output shaft of the motor 112 passes through the C-shaped plate 111 and is fixedly connected to the T-shaped plate 113, so as to facilitate the rotation of the square plate 11.

[0033] Furthermore, a rectangular frame 12 is fixedly provided on the top of the square plate 11, a shading plate 122 is slidably provided in the rectangular frame 12, an electric slider 121 is fixedly provided on one side of the rectangular frame 12, a slide plate 3 is fixedly provided on the side of the electric slider 121 close to the rectangular frame 12, a slide groove 4 is opened on one side of the rectangular frame 12, the slide plate 3 passes through the slide groove 4 and is fixedly connected to the shading plate 122, so as to facilitate the sliding of the shading plate 122.

[0034] Working principle: When using this solution, first install the mounting plate 1 on the wall of the conference room, and then install the display screen body 16 on the central surface of the square plate 11. When the display screen body 16 is not in use, the motor 193 can be started to drive the winding roller 191 to rotate, and then drive one end of the shielding cloth 192 to move downward until it covers the outside of the display screen body 16. Then the electric slider 195 pulls one end of the shielding cloth 192 downward, and the motor 193 rotates in the opposite direction to drive the winding roller 191 to rotate upward, and then pulls the shielding cloth 192 to rotate upward, so that the shielding cloth 192 covering the outside of the display screen body 16 can be straightened to prevent dust from falling and protect the display screen body 16. The straightened shielding cloth 192 has a certain anti-collision effect.

[0035] Then, the motor 21 can be rotated to drive the double-headed threaded rod 23 to rotate, and then the two racks 24 can be driven to move in a vest manner, and then the two gears 25 can be driven to rotate, and then the two L-shaped plates 26 can be driven to rotate in opposite directions, so that the inner wall of the L-shaped plate 26 and the shielding cloth 192 are in contact with each other, so as to prevent dust from entering the outer surface of the display screen body 16 from both sides;

[0036] When the electric slider 195 moves downward, it can drive the sponge block 196 to move downward and then wipe the outer side of the display screen body 16;

[0037] When the display screen body 16 is in use, when the light from the roof is strong, the electric slider 121 can be activated to drive the shading plate 122 to move out of the rectangular frame 12, so that it blocks the top of the display screen body 16, thereby avoiding reflection and glare on the display screen when the light is strong, thereby improving the user's viewing experience;

[0038] When the pitch angle of the display screen body 16 needs to be adjusted, the motor 112 can be started to drive the T-shaped plate 113 and the square plate 11 to rotate, and then drive the display screen body 16 to rotate to adjust the pitch angle of the display screen body 16.

[0039] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A conference room LED display screen with convenient pitch angle adjustment, comprising a display screen body (16) and a mounting plate (1), characterized in that: A square plate (11) is rotatably provided on one side of the mounting plate (1), one side of the square plate (11) is fixedly connected to the display screen body (16), a symmetrically distributed vertical plate (19) is fixedly provided on the top of one side of the square plate (11), a winding roller (191) is rotatably provided between the two vertical plates (19), a shielding cloth (192) is wrapped around the outer side of the winding roller (191), and connecting blocks (194) are fixedly provided on both sides of the bottom end of the shielding cloth (192), a symmetrically distributed electric slider (195) is slidably provided on one side of the square plate (11), and the electric slider (195) is fixedly connected to the connecting block (194), a sponge block (196) is fixedly provided on the bottom end of the shielding cloth (192) close to the square plate (11), and a symmetrically distributed L-shaped plate (26) is rotatably provided on one side of the square plate (11).

2. According to claim 1, a conference room LED display screen with convenient pitch angle adjustment is characterized in that: A motor 1 (193) is fixedly provided on one side of one of the vertical plates (19), and an output shaft of the motor 1 (193) passes through one of the vertical plates (19) and is fixedly connected to the winding roller (191).

3. According to claim 1, the LED display screen for conference room with convenient pitch angle adjustment is characterized in that: A symmetrically distributed rectangular plate (22) is fixedly provided on one side of the bottom end of the square plate (11); a double-headed threaded rod (23) is rotatably provided between the two rectangular plates (22); a symmetrically distributed rack (24) is provided on the outer thread sleeve of the double-headed threaded rod (23); the rack (24) is slidably connected to the square plate (11); symmetrically distributed fixed blocks (18) are fixedly provided on both ends of one side of the square plate (11); a rotating shaft (181) is rotatably provided between the two fixed blocks (18); one end of the rotating shaft (181) passes through one of the fixed blocks (18) and a gear (25) is fixedly provided at the end thereof; the rack (24) is meshingly connected to the gear (25); and the rotating shaft (181) is fixedly connected to the L-shaped plate (26).

4. According to claim 3, the LED display screen for conference room with convenient pitch angle adjustment is characterized in that: A second motor (21) is fixedly provided on one side of one of the rectangular plates (22), and an output shaft of the second motor (21) passes through one of the rectangular plates (22) and is fixedly connected to a double-headed threaded rod (23).

5. According to claim 3, the LED display screen for conference room with convenient pitch angle adjustment is characterized in that: A slide plate 1 is fixedly provided on one side of the rack (24) close to the square plate (11), and a symmetrically distributed slide groove 1 is provided at the bottom end of one side of the square plate (11), and the slide plate 1 is slidably installed in the slide groove 1.

6. The LED display screen for conference room with convenient pitch angle adjustment according to claim 1 is characterized by: A second slide plate is fixedly provided on one side of the second electric slide block (195) close to the square plate (11), and two slide grooves are provided at both ends of one side of the square plate (11), and the second slide plate is slidably installed in the second slide groove.

7. The LED display screen for conference room with convenient pitch angle adjustment according to claim 1 is characterized by: A C-shaped plate (111) is fixedly provided on one side of the mounting plate (1) close to the square plate (11), a T-shaped plate (113) is fixedly provided on one side of the square plate (11) close to the mounting plate (1), the T-shaped plate (113) is rotatably mounted in the C-shaped plate (111), a motor (112) is fixedly provided on one side of the C-shaped plate (111), and an output shaft of the motor (112) passes through the C-shaped plate (111) and is fixedly connected to the T-shaped plate (113).

8. The LED display screen for conference room with convenient pitch angle adjustment according to claim 1 is characterized by: A rectangular frame (12) is fixedly provided on the top of the square plate (11), and a light shielding plate (122) is slidably provided inside the rectangular frame (12).

9. The LED display screen for conference room with convenient pitch angle adjustment according to claim 8, characterized in that: An electric slider 1 (121) is fixedly provided on one side of the rectangular frame (12); a slide plate 3 is fixedly provided on the side of the electric slider 1 (121) close to the rectangular frame (12); a slide groove 4 is provided on one side of the rectangular frame (12); and the slide plate 3 passes through the slide groove 4 and is fixedly connected to the sunshade (122).

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