Adjustable teaching display screen

Abstract

The utility model discloses an adjustable teaching display screen which comprises a movable base, a driving supporting box is arranged in the middle of the top of the movable base, a fixed supporting column is arranged on the top of the driving supporting box, and a lifting supporting column is arranged on the inner top of the fixed supporting column in a limiting and sleeving mode. The top of the lifting supporting column extends to the outer top to be provided with an equipment box, a rotating disc is rotationally arranged on the front side in the equipment box and provided with a displayer frame, a display screen is arranged on the front side of the displayer frame, a frame capable of being connected with the rotating disc in a sleeved mode is arranged on the rear side of the displayer frame, and bolt grooves and threaded holes which are matched with each other are formed in the outer side of the rotating disc and the frame respectively. And a steering motor for driving the rotating disc to rotate is arranged in the equipment box. Compared with the prior art, the display rack has the advantages that the display rack and the display screen which are movable, adjustable in height and rotatable are convenient to use under various conditions, and meanwhile, the display rack is matched with various limiting structures, so that stable adjustment can be carried out.

Description

Technical Field

[0001] The utility model relates to the technical field of teaching display screens, in particular to an adjustable teaching display screen. Background Art

[0002] In the past, the teaching method was basically that teachers wrote on the blackboard and taught students face to face. However, with the development of society, more and more electronic devices have been used in teaching. The first electronic products were all played by projectors. Even now, they are at most mobile TVs, which are not particularly convenient in terms of adjustment and use. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide an adjustable teaching display screen which is easy to use in view of the deficiencies in the above-mentioned background technology.

[0004] In order to solve the above technical problems, the technical solution provided by the utility model is as follows: an adjustable teaching display screen comprises a mobile base, a driving support box is connected in the middle of the top of the mobile base, a fixed support column is connected on the top of the driving support box, a lifting support column is sleeved on the top limit of the fixed support column, the top of the lifting support column extends to the outer top and is connected with an equipment box, a connecting rotating disk is rotatably connected to the front side of the equipment box, a display screen is connected to the front side of the display frame, a connecting frame which can be sleeved on the connecting rotating disk is connected to the rear side of the display frame, a connecting bolt groove is provided on the outer side of the connecting rotating disk, a connecting threaded hole matching the connecting bolt groove is provided on the connecting frame, a steering motor for driving the connecting rotating disk to rotate is connected in the equipment box, an adjusting motor is connected in the driving support box, and an adjusting screw connected to the inner thread of the lifting support column is connected to the power end of the top of the adjusting motor.

[0005] Furthermore, limiting sliding blocks are connected to both sides of the bottom of the lifting support column, and limiting sliding grooves cooperating with the limiting sliding blocks are provided on the inner side of the fixed support column, so as to facilitate the stable lifting operation of the lifting support column.

[0006] Furthermore, a limiting ring groove is provided on the outer side of a part of the connecting rotating disk located inside the equipment box and the inner side of the equipment box. A plurality of balls are provided in the limiting ring groove to facilitate the stable rotation of the connecting rotating disk.

[0007] Furthermore, a plurality of limiting sleeves are connected to the top of the mobile base, and a limiting sleeve rod is sleeved inside the limiting sleeve and fixedly connected to the bottom of the equipment box, so as to facilitate the stable lifting and lowering of the equipment box.

[0008] Furthermore, a rechargeable battery and a controller are connected to the rear side of the equipment box to facilitate power supply operations.

[0009] Furthermore, a plurality of grooves are provided at the bottom of the mobile base, and universal wheels with locks are connected in the grooves to facilitate the movement of the equipment.

[0010] The utility model has the advantages of an adjustable teaching display screen compared with the prior art in that the utility model is convenient for use in various situations by means of a movable, height-adjustable and rotatable display frame and display screen, and can be stably adjusted in combination with various limit structures. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 The utility model is a three-dimensional structural schematic diagram of an adjustable teaching display screen.

[0012] Figure 2 The utility model is a cross-sectional structural schematic diagram of an adjustable teaching display screen.

[0013] Figure 3 The utility model is a schematic diagram of the upward structure of a movable base of an adjustable teaching display screen.

[0014] As shown in the figure: 1. Mobile base; 2. Driving support box; 3. Fixed support column; 4. Lifting support column; 5. Adjusting screw; 6. Limiting slide groove; 7. Limiting slider; 8. Equipment box; 9. Connecting rotating disk; 10. Steering motor; 11. Display stand; 12. Connecting frame; 13. Connecting bolt groove; 14. Connecting threaded hole; 15. Limiting ring groove; 16. Ball bearing; 17. Limiting sleeve; 18. Limiting sleeve rod; 19. Adjusting motor; 20. Display screen; 21. Rechargeable battery; 22. Groove; 23. Lockable universal wheel; 24. Controller. DETAILED DESCRIPTION

[0015] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0016] Combined with Figure 1-3, an adjustable teaching display screen comprises a mobile base 1, a driving support box 2 is connected to the middle of the top of the mobile base 1, a fixed support column 3 is connected to the top of the driving support box 2, a lifting support column 4 is sleeved in the top limit of the fixed support column 3, the top of the lifting support column 4 extends to the top of the outside and is connected with an equipment box 8, a connecting rotating disk 9 is rotatably connected to the front side of the equipment box 8, a display frame 11 is connected to the connecting rotating disk 9, a display screen 20 is connected to the front side of the display frame 11, the height adjustment operation of the display frame 11 and the display screen 20 can be driven by the lifting support column 4, and the rear side of the display frame 11 is connected with a sleeve-connected connecting rotating disk 9 The connecting frame 12 is provided with a connecting bolt groove 13 on the outer side of the connecting rotating disk 9, and a connecting threaded hole 14 matching the connecting bolt groove 13 is provided on the connecting frame 12. When connection is needed, the connecting rotating 9 is sleeved by the connecting piece 12, and the matching connecting bolt groove 13 and the connecting threaded hole 14 can be conveniently fixed and connected, thereby facilitating disassembly and assembly operations. A steering motor 10 for driving the connecting rotating disk 9 to rotate is connected in the equipment box 8, and the display frame 11 and the display screen 20 can be driven to rotate through the steering motor 10. An adjusting motor 19 is connected in the driving support box 2, and an adjusting screw 5 connected to the internal thread of the lifting support column 4 is connected at the top power end of the adjusting motor 19.

[0017] The lifting support column 4 is connected to limit sliders 7 on both sides of the bottom, the fixed support column 3 is provided with a limit groove 6 that cooperates with the limit slider 7 on the inner side, the connecting rotating disk 9 is located on the outer side of a part of the interior of the equipment box 8 and the inner side of the equipment box 8 are jointly provided with a limit ring groove 15, and a plurality of balls 16 are arranged in the limit ring groove 15, and a plurality of limit sleeves 17 are connected to the top of the mobile base 1, and a limit sleeve rod 18 fixedly connected to the bottom of the equipment box 8 is sleeved in the limit sleeve 17. Through a variety of limiting methods, it is convenient to ensure the overall adjustment stability of the equipment during height adjustment and rotation adjustment.

[0018] A rechargeable battery 21 and a controller 24 are connected to the rear side of the equipment box 8, and the display screen 20 can be conveniently controlled and powered by the rechargeable battery 21 and the controller 24. This is a common prior art, so it will not be described in detail.

[0019] The bottom of the mobile base 1 is provided with a plurality of grooves 22, and the grooves 22 are connected with lockable universal wheels 23. Under normal conditions, four grooves 22 and lockable universal wheels 23 are provided to facilitate the stable movement of the entire device.

[0020] When the utility model is implemented, the utility model facilitates the movement of the entire device by moving the base 1. Starting the adjusting motor 19 in cooperation with the adjusting screw 5 can drive the lifting and lowering of the lifting support column 4, thereby driving the height adjustment operation of the display frame 11 and the display screen 20. The steering motor 10 can drive the rotation operation of the display frame 11 and the display screen 20, thereby facilitating the use of the teaching display screen in various situations.

[0021] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. An adjustable teaching display screen, comprising a mobile base (1), characterized in that: The mobile base (1) is provided with a driving support box (2) in the middle of the top, the driving support box (2) is provided with a fixed support column (3) in the top limit sleeve of the fixed support column (3), the top of the lifting support column (4) is extended to the top of the outside and is provided with a device box (8), the front side of the device box (8) is rotatably connected with a connecting rotating disk (9), the connecting rotating disk (9) is connected with a display frame (11), the front side of the display frame (11) is connected with a display screen (20), the display frame (11) The rear side is connected with a connecting frame (12) which can be sleeved and connected to the rotating disk (9), the outer side of the connecting rotating disk (9) is provided with a connecting bolt groove (13), and the connecting frame (12) is provided with a connecting threaded hole (14) matching the connecting bolt groove (13). The equipment box (8) is connected with a steering motor (10) for driving the connecting rotating disk (9) to rotate, and the driving support box (2) is connected with an adjusting motor (19). The top power end of the adjusting motor (19) is connected with an adjusting screw (5) which is threadedly connected to the inner side of the lifting support column (4).

2. The adjustable teaching display screen according to claim 1, characterized in that: The lifting support column (4) is provided with limit sliding blocks (7) on both sides of the bottom, and the fixed support column (3) is provided with a limit sliding groove (6) matching the limit sliding block (7) on the inner side.

3. The adjustable teaching display screen according to claim 1, characterized in that: The connecting rotating disk (9) is located at a part of the inside of the equipment box (8) and is provided with a limiting ring groove (15) on the inside of the equipment box (8), and a plurality of balls (16) are provided in the limiting ring groove (15).

4. The adjustable teaching display screen according to claim 1, characterized in that: The top of the mobile base (1) is connected with a plurality of limiting sleeves (17), and the limiting sleeves (17) are sleeved with limiting sleeve rods (18) fixedly connected with the bottom of the equipment box (8).

5. The adjustable teaching display screen according to claim 1, characterized in that: A rechargeable storage battery (21) and a controller (24) are connected to the rear side of the equipment box (8).

6. The adjustable teaching display screen according to claim 1, characterized in that: The bottom of the mobile base (1) is provided with a plurality of grooves (22), and the grooves (22) are connected with universal wheels (23) with locks.

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