Angle-adjustable structure

Abstract

The utility model relates to the technical field of display screen supports, and provides an angle-adjustable structure which is applied to a display screen body and comprises a mounting frame, a connecting plate, an overturning rod, an extending rod, a downward overturning mechanism, an extending mechanism and a swinging mechanism, a transmission opening is formed in the mounting frame, the connecting plate is arranged on the display screen body, the overturning rod is rotationally arranged on the mounting frame, and the downward overturning mechanism is arranged on the extending mechanism. One end of the extension rod is rotationally arranged on the overturning rod, the other end of the extension rod is rotationally connected with the connecting plate, the downward overturning mechanism is arranged on the mounting frame and used for driving the overturning rod to overturn, the extension mechanism is arranged on the overturning rod and used for moving the extension rod, and the swing mechanism is arranged on the extension rod and used for driving the connecting plate to swing. According to the technical scheme, the problems that in the related technology, when a cleaning worker climbs to wipe a display screen, the danger is increased accordingly, and if the cleaning worker misses the step by accident, the cleaning worker is prone to being hurt to a certain degree are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of display screen brackets, in particular to a structure with adjustable angles. Background Art

[0002] With the rapid development of TFT-LCD technology, large-size display screens have gradually become a demand for the development of the display industry market. LED display screens have been widely used in some large public places due to their excellent display effects and applicability. For example, in hospitals or stations, you can often see display screens installed on the wall through brackets to display information.

[0003] In large public places, there is more dust floating in the air due to the large space. In addition, the airflow caused by people moving back and forth brings dust everywhere, which makes it easy for the display screen to be contaminated with more dust. Since it is convenient for more people to see the information on the display screen in public places, the display screen is set higher. When the dust on the display screen needs to be cleaned, the cleaning staff needs to climb up and wipe it. The danger of cleaning staff after climbing up also increases. If the cleaning staff accidentally step on the air, it is easy to cause certain injuries to the cleaning staff. Utility Model Content

[0004] The utility model provides an angle-adjustable structure, which solves the problem in the related art that cleaning staff need to climb high to wipe the display screen, which increases the risk and may cause certain injuries to the cleaning staff if the cleaning staff accidentally steps on empty space.

[0005] The technical solution of the utility model is as follows: an angle-adjustable structure, applied to a display screen body, comprising: a mounting frame, a connecting plate, a flip rod, an extension rod, a flip-down mechanism, an extension mechanism and a swing mechanism;

[0006] The mounting frame is provided with a transmission opening;

[0007] The connecting plate is arranged on the display screen body;

[0008] The flip rod is rotatably arranged on the mounting frame;

[0009] One end of the extension rod is rotatably arranged on the flip rod, and the other end of the extension rod is rotatably connected to the connecting plate;

[0010] The downward flipping mechanism is arranged on the mounting frame and is used to drive the flipping rod to flip;

[0011] The extension mechanism is arranged on the flip rod and is used to move the extension rod;

[0012] The swing mechanism is arranged on the extension rod and is used for driving the connecting plate to swing.

[0013] Preferably, the downward turning mechanism comprises: a worm wheel, a worm, a rotating gear, a driving gear and a first motor;

[0014] The worm gear is arranged on the flip rod;

[0015] The worm is rotatably connected in the transmission port, and the worm is meshed with the worm wheel;

[0016] The rotating gear is fixedly connected to the worm;

[0017] The driving gear is arranged on the mounting frame, and the driving gear is meshed with the rotating gear;

[0018] The first motor is arranged on a mounting frame, and an output end of the first motor is meshed with a driving gear.

[0019] Furthermore, the extension mechanism includes: a guide ring, a drive frame, a reel, a second motor, a traction rope and a support assembly;

[0020] There are two guide rings, and both guide rings are fixedly connected to the flip rod;

[0021] The driving frame is fixedly connected to the extension rod, and the driving frame is slidably arranged between the two guide rings;

[0022] The reeling shaft is rotatably arranged on the flip rod;

[0023] The second motor is arranged on the flip rod, and the output end of the second motor is fixedly connected to the winding shaft;

[0024] One end of the traction rope is wound around the reel, and the other end of the traction rope is fixedly connected to the driving frame;

[0025] The support assembly is arranged on the extension rod and is used for supporting the traction rope.

[0026] Furthermore, the swing mechanism includes: a rotating seat, a connecting seat, a first electric cylinder and a connecting shaft;

[0027] The rotating seat is arranged on the extension rod;

[0028] The connecting seat is rotatably connected in the rotating seat;

[0029] The first electric cylinder is arranged on a connecting seat;

[0030] The connecting shaft is rotatably connected to the connecting plate, and the output end of the first electric cylinder is fixedly connected to the connecting shaft.

[0031] As a further solution of the present application, the support assembly includes: a support frame, a rotating rod and a support wheel;

[0032] The support frame is arranged on the extension rod;

[0033] The rotating rod is rotatably connected in the supporting frame;

[0034] The supporting wheel is arranged on the rotating rod, and the traction rope is in contact with the supporting wheel.

[0035] As a further solution of the present application, a swing seat is provided on the connecting plate, a rotation groove is opened on the extension rod, the swing seat is rotatably connected in the rotation groove, and the connecting shaft is rotatably connected in the swing seat.

[0036] The working principle and beneficial effects of the utility model are:

[0037] 1. In the utility model, the downward turning mechanism is provided to facilitate driving one end of the flip rod to turn downward. When the driving rod turns downward, the extension rod and the display screen body are driven to turn downward, thereby facilitating the lowering of the display screen body.

[0038] 2. In the utility model, by setting the extension mechanism on the extension rod, it is convenient to drive the extension rod to flip out of the flip rod, so as to further lower the position of the display screen body, making it convenient for cleaning staff to clean the display screen body.

[0039] 3. In the present invention, the swing mechanism is provided to facilitate the adjustment of the angle of the display screen body, so that cleaning personnel can clean the display screen body in all directions.

[0040] 4. In the utility model, the height of the display screen body can be lowered through the cooperation among the mounting frame, the connecting plate, the flip rod, the extension rod, the flip-down mechanism, the extension mechanism and the swing mechanism. The cleaning staff can clean the display screen body in all directions without climbing up, which reduces the danger for the cleaning staff and improves the cleaning efficiency of the display screen body. BRIEF DESCRIPTION OF THE DRAWINGS

[0041] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0042] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0043] Figure 2 This is a schematic diagram of the structure of the utility model excluding the display screen body;

[0044] Figure 3 It is a structural schematic diagram of the downward turning mechanism, the extending mechanism and the swinging mechanism of the utility model;

[0045] Figure 4 It is a structural schematic diagram of the flipping mechanism, the extending mechanism and the swinging mechanism of the utility model from another angle;

[0046] Figure 5 For this utility model Figure 3 Schematic diagram of the structure at A in the middle.

[0047] In the figure: 1. display screen body; 2. mounting frame; 3. connecting plate; 4. flip rod; 5. extension rod; 6. worm gear; 7. worm; 8. rotating gear; 9. driving gear; 10. first motor; 11. guide ring; 12. driving frame; 13. winding shaft; 14. second motor; 15. traction rope; 16. rotating seat; 17. connecting seat; 18. first electric cylinder; 19. connecting shaft; 20. supporting frame; 21. rotating rod; 22. supporting wheel; 23. swinging seat. DETAILED DESCRIPTION

[0048] The following will be combined with 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 of 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.

[0049] like Figure 1~Figure 5 As shown, the present embodiment proposes an angle-adjustable structure, which is applied to a display screen body 1 and includes: a mounting frame 2, a connecting plate 3, a flip rod 4, an extension rod 5, a flip-down mechanism, an extension mechanism and a swing mechanism. A swing seat 23 is provided on the connecting plate 3, a rotation groove is provided on the extension rod 5, the swing seat 23 is rotatably connected in the rotation groove, the connecting shaft 19 is rotatably connected in the swing seat 23, a transmission port is provided on the mounting frame 2, the connecting plate 3 is provided on the display screen body 1, the flip rod 4 is rotatably provided on the mounting frame 2, one end of the extension rod 5 is rotatably provided on the flip rod 4, and the other end of the extension rod 5 is rotatably connected to the connecting plate 3. Through the cooperation among the mounting frame 2, the connecting plate 3, the flip rod 4, the extension rod 5, the flip-down mechanism, the extension mechanism and the swing mechanism, the height of the display screen body 1 can be lowered, and the cleaning staff can carry out all-round cleaning of the display screen body 1 without climbing, thereby reducing the danger of the cleaning staff and improving the cleaning efficiency of the display screen body 1.

[0050] Among them, the flipping mechanism is arranged on the mounting frame 2, and is used for driving the flipping rod 4 to flip. The flipping mechanism includes: a worm wheel 6, a worm 7, a rotating gear 8, a driving gear 9 and a first motor 10. The worm wheel 6 is arranged on the flipping rod 4, and the worm 7 is rotatably connected in the transmission port. The worm 7 is meshed with the worm wheel 6, and the rotating gear 8 is fixedly connected to the worm 7. The driving gear 9 is arranged on the mounting frame 2, and the driving gear 9 is meshed with the rotating gear 8. The first motor 10 is arranged on the mounting frame 2, and the output end of the first motor 10 is meshed with the driving gear 9. Specifically, the driving gear 9 and the rotating gear 8 are driven to rotate by the first motor 10 arranged on the mounting frame 2. When the rotating gear 8 rotates, it drives the worm 7 to rotate. When the worm 7 rotates, it drives the worm wheel 6 to rotate. When the worm wheel 6 rotates, it drives the flipping rod 4 to flip.

[0051] Among them, the extension mechanism is arranged on the flip rod 4, which is used to move the extension rod 5. The extension mechanism includes: a guide ring 11, a drive frame 12, a winding shaft 13, a second motor 14, a traction rope 15 and a support assembly. There are two guide rings 11, and the two guide rings 11 are fixedly connected to the flip rod 4. The drive frame 12 is fixedly connected to the extension rod 5. The drive frame 12 is slidably arranged between the two guide rings 11. The winding shaft 13 is rotatably arranged on the flip rod 4. The second motor 14 is arranged on the flip rod 4. The output end of the second motor 14 is fixedly connected to the winding shaft 13. One end of the traction rope 15 is wound around the winding shaft 13, and the other end of the traction rope 15 is connected to the The driving frame 12 is fixedly connected, and the supporting assembly is arranged on the extension rod 5, and is used to support the traction rope 15. The supporting assembly includes: a supporting frame 20, a rotating rod 21 and a supporting wheel 22. The supporting frame 20 is arranged on the extension rod 5, and the rotating rod 21 is rotatably connected in the supporting frame 20. The supporting wheel 22 is arranged on the rotating rod 21, and the traction rope 15 is in contact with the supporting wheel 22. Specifically, the second motor 14 arranged on the flip rod 4 drives the winding shaft 13 to rotate. When the winding shaft 13 rotates, it drives the traction rope 15 to be recovered, thereby pulling the driving frame 12 to move along the guide ring 11. When the driving frame 12 moves, it drives the extension rod 5 to flip out of the flip rod 4.

[0052] Among them, the swing mechanism is arranged on the extension rod 5, which is used to drive the connecting plate 3 to swing. The swing mechanism includes: a rotating seat 16, a connecting seat 17, a first electric cylinder 18 and a connecting shaft 19. The rotating seat 16 is arranged on the extension rod 5, the connecting seat 17 is rotatably connected in the rotating seat 16, the first electric cylinder 18 is arranged on the connecting seat 17, the connecting shaft 19 is rotatably connected to the connecting plate 3, and the output end of the first electric cylinder 18 is fixedly connected to the connecting shaft 19. Specifically, the first electric cylinder 18 arranged on the connecting seat 17 drives the connecting shaft 19 to move, thereby driving the connecting plate 3 to swing, thereby adjusting the angle of the display screen body 1.

[0053] In this embodiment, when the display screen body 1 needs to be cleaned, the first motor 10 arranged on the mounting frame 2 drives the driving gear 9 and the rotating gear 8 to rotate, and the rotating gear 8 drives the worm 7 to rotate when the rotating gear 8 rotates, and the worm 7 drives the worm wheel 6 to rotate when the worm 7 rotates, and the worm wheel 6 drives the flip rod 4 to flip when the worm wheel 6 rotates. In the process of flipping the flip rod 4, the second motor 14 arranged on the flip rod 4 drives the winding shaft 13 to rotate, and the winding shaft 13 drives the traction rope 15 to be recovered when it rotates. When the traction rope 15 moves, it is supported by the support wheel 22 arranged on the rotating rod 21, so as to pull the driving frame 12 to move along the guide ring 11. When the driving frame 12 moves, it drives the extension rod 5 to flip out of the flip rod 4, thereby minimizing the height of the display screen body 1, thereby facilitating the cleaning staff to clean the display screen body 1. In addition, the first electric cylinder 18 arranged on the connecting seat 17 drives the connecting shaft 19 to move, thereby driving the connecting plate 3 to swing, thereby adjusting the angle of the display screen body 1, thereby facilitating the cleaning staff to clean the display screen body 1 in all directions.

[0054] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. 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 structure with adjustable angle, applied to a display screen body (1), characterized in that: include: A mounting frame (2), wherein a transmission opening is provided on the mounting frame (2); A connecting plate (3), the connecting plate (3) being arranged on the display screen body (1); A flip rod (4), the flip rod (4) being rotatably arranged on the mounting frame (2); An extension rod (5), one end of the extension rod (5) being rotatably disposed on the flip rod (4), and the other end of the extension rod (5) being rotatably connected to the connecting plate (3); A downward turning mechanism, the downward turning mechanism being arranged on the mounting frame (2) and being used for driving the turning rod (4) to turn over; an extension mechanism, the extension mechanism being arranged on the flip rod (4) and being used to move the extension rod (5); A swing mechanism, wherein the swing mechanism is arranged on the extension rod (5) and is used to drive the connecting plate (3) to swing.

2. The angle-adjustable structure according to claim 1, characterized in that: The downward turning mechanism comprises: A worm wheel (6), wherein the worm wheel (6) is arranged on the flip rod (4); A worm (7), the worm (7) being rotatably connected in the transmission port, the worm (7) being meshed with the worm wheel (6); A rotating gear (8), the rotating gear (8) being fixedly connected to the worm (7); A driving gear (9), the driving gear (9) being arranged on the mounting frame (2), the driving gear (9) being meshed with the rotating gear (8); A first motor (10), wherein the first motor (10) is arranged on the mounting frame (2), and an output end of the first motor (10) is meshed with the driving gear (9).

3. The angle-adjustable structure according to claim 2, characterized in that: The extension mechanism comprises: A guide ring (11), wherein two guide rings (11) are provided, and both guide rings (11) are fixedly connected to the flip rod (4); A driving frame (12), the driving frame (12) being fixedly connected to the extension rod (5), and the driving frame (12) being slidably disposed between the two guide rings (11); A reel (13), the reel (13) being rotatably disposed on the flip rod (4); a second motor (14), the second motor (14) being arranged on the flip rod (4), the output end of the second motor (14) being fixedly connected to the winding shaft (13); A traction rope (15), one end of the traction rope (15) being wound around the reel (13), and the other end of the traction rope (15) being fixedly connected to the driving frame (12); A support assembly, the support assembly is arranged on the extension rod (5) and is used to support the traction rope (15).

4. The angle-adjustable structure according to claim 3, characterized in that: The swing mechanism comprises: A rotating seat (16), the rotating seat (16) being arranged on the extension rod (5); A connecting seat (17), the connecting seat (17) being rotatably connected within the rotating seat (16); a first electric cylinder (18), the first electric cylinder (18) being arranged on the connecting seat (17); A connecting shaft (19), the connecting shaft (19) being rotatably connected to the connecting plate (3), and the output end of the first electric cylinder (18) being fixedly connected to the connecting shaft (19).

5. The angle-adjustable structure according to claim 4, characterized in that: The support assembly comprises: A support frame (20), the support frame (20) being arranged on the extension rod (5); A rotating rod (21), the rotating rod (21) being rotatably connected inside the supporting frame (20); A support wheel (22), wherein the support wheel (22) is arranged on the rotating rod (21), and the traction rope (15) is in contact with the support wheel (22).

6. The angle-adjustable structure according to claim 5, characterized in that: The connecting plate (3) is provided with a swing seat (23), the extension rod (5) is provided with a rotation groove, the swing seat (23) is rotationally connected in the rotation groove, and the connecting shaft (19) is rotationally connected in the swing seat (23).

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