Display device

Abstract

The utility model discloses a display device which comprises a base plate and is characterized in that a plurality of universal wheels are arranged at the bottom end of the base plate, supporting rods are arranged on the two sides of the upper end of the base plate, a U-shaped mounting frame is arranged at the upper ends of the two supporting rods, a mounting plate is arranged on one side of the upper end of the mounting frame, and the mounting plate is arranged on the upper end of the mounting frame. An interactive touch screen is arranged on one side of the mounting plate, a fixing plate is arranged on one side of the upper end of the interactive touch screen, a threaded rod is rotationally connected between the mounting plate and the fixing plate, and a positioning plate is arranged on the outer side of the threaded rod. The interactive touch screen cleaning device is reasonable in structure, fingerprints or stains left on the interactive touch screen can be conveniently cleaned during interactive digital classroom teaching by rotating the threaded rod through the positioning plate arranged on the outer side of the threaded rod and the positioning frame and the silica gel strip on one side of the positioning plate, time and manpower for manual cleaning of people are saved, and the teaching efficiency is improved. And the use convenience of the interactive touch screen is better.

Description

Technical Field

[0001] The utility model relates to the technical field of interactive digital classrooms, in particular to a display device. Background Art

[0002] The interactive digital classroom system is a teaching tool based on Internet technology, which can provide a virtual teaching environment for classrooms and students, enabling them to interact and learn online. The interactive digital classroom system has video and audio communication, whiteboard sharing, document sharing, screen sharing, etc. Among them, the interactive touch screen in the interactive digital classroom system can not only provide environmentally friendly and low-carbon teaching, but also has a rich teaching resource library, which can interact with users in real time.

[0003] Chinese patent announcement number CN219606531U relates to the field of smart classroom technology, and discloses an interactive smart classroom information terminal, including a housing and an interactive touch screen, wherein the interactive touch screen is fixedly embedded in the interior of the housing, a mounting plate is provided on the back of the housing, a fixing seat is fixedly provided on the side of the mounting plate, a rolling ball is rolled and connected inside the fixing seat, a connecting rod is fixedly provided on the side wall of the rolling ball, and the end of the connecting rod away from the rolling ball is fixedly connected to the back of the housing; two protective plates for shielding the interactive touch screen are symmetrically provided on one side of the housing, and a driving mechanism connected to the two protective plates is provided on the top of the housing. The utility model facilitates the adjustment of the use angle of the housing, can ensure that students of different heights can use it, improves the use effect, and can shield and protect the interactive touch screen to avoid accidental damage to the interactive touch screen.

[0004] In actual use of the utility model, teachers or students will control the device by touching the screen of the interactive touch screen to conduct teaching or learning. However, after long-term use, a large number of fingerprints or stains will remain on the screen of the interactive touch screen, which will affect the viewing of the interactive touch screen. People need to manually clean it, which will consume a certain amount of time and manpower, making the interactive touch screen less convenient to use. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings of the prior art and to provide a display device to make the interactive touch screen more convenient to use.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A display device comprises a base plate, characterized in that a plurality of universal wheels are provided at the bottom end of the base plate, support rods are provided on both sides of the upper end of the base plate, the upper ends of the two support rods are provided with the same "U"-shaped mounting frame, a mounting plate is provided on one side of the upper end of the mounting frame, an interactive touch screen is provided on one side of the mounting plate, a fixing plate is provided on one side of the upper end of the interactive touch screen, a threaded rod is rotatably connected between the mounting plate and the fixing plate, a positioning plate is provided on the outer side of the threaded rod, a positioning frame adapted to the interactive touch screen is provided on one side of the positioning plate, the positioning frame is sleeved on the outer side of the interactive touch screen, and is slidably connected to the interactive touch screen.

[0008] Preferably, the positioning plate is penetrated by a threaded hole matched with the threaded rod, and the threaded rod passes through the threaded hole and is threadedly connected to the side wall of the threaded hole.

[0009] Preferably, a servo motor is provided on the upper end of the fixing plate, and the upper end of the threaded rod passes through the fixing plate and is arranged on the output end of the servo motor.

[0010] Preferably, a guide rod is provided between the mounting plate and the fixing plate, a guide hole matching the guide rod is penetrated through the positioning plate, the guide rod penetrates the guide hole and is slidably connected to the side wall of the guide hole.

[0011] Preferably, a limiting groove is provided through one side of the positioning frame, a matching silicone strip is provided through the limiting groove, and one side of the silicone strip abuts against one side of the interactive touch screen.

[0012] Preferably, the upper ends of the two support rods are penetrated by mounting grooves adapted to the mounting frame, and the two sides of the bottom end of the mounting frame are respectively located in the two mounting grooves and are slidably connected to the side walls of the mounting grooves.

[0013] Preferably, a same bearing plate is provided between the two support rods, a cylinder is provided on the upper end of the bearing plate, and an output end of the cylinder is arranged at the bottom end of the mounting frame.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] 1. By setting a positioning plate on the outside of the threaded rod, and a positioning frame and a silicone strip on one side of the positioning plate, the threaded rod can be rotated to conveniently clean fingerprints or stains left on the interactive touch screen during interactive digital classroom teaching, saving people's time and manpower for manual cleaning, making the interactive touch screen more convenient to use.

[0016] 2. The mounting frame can be driven to move up and down by the load-bearing plate and the cylinder arranged between the two support rods, so that the height of the interactive touch screen can be adjusted, so that it can be adapted to people of different physiques, making the interactive touch screen in the interactive digital classroom more practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the main appearance structure of a display device proposed by the utility model;

[0018] Figure 2 This is a schematic diagram of the rear view appearance structure of a display device proposed by the utility model;

[0019] Figure 3 This is a partial cross-sectional structural schematic diagram of a display device proposed by the utility model;

[0020] Figure 4 The present invention is a schematic diagram of the partial appearance structure of a display device proposed by the present invention.

[0021] In the figure: 1. base plate; 2. universal wheel; 3. support rod; 4. mounting frame; 5. mounting plate; 6. interactive touch screen; 7. fixing plate; 8. threaded rod; 9. positioning plate; 10. positioning frame; 11. servo motor; 12. guide rod; 13. silicone strip; 14. load-bearing plate; 15. cylinder. DETAILED DESCRIPTION

[0022] In order to make the above-mentioned purposes, features and advantages of the utility model more obvious and easy to understand, the specific implementation of the utility model is described in detail below in conjunction with the accompanying drawings. In the following description, many specific details are set forth to facilitate a full understanding of the utility model. However, the utility model can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without violating the connotation of the utility model, so the utility model is not limited by the specific implementation disclosed below.

[0023] Reference Figure 1-4 A display device includes a base plate 1, a plurality of universal wheels 2 are provided at the bottom end of the base plate 1, so that an interactive touch screen 6 can be conveniently moved to different positions, support rods 3 are provided on both sides of the upper end of the base plate 1, and the upper ends of the two support rods 3 are provided with the same "U"-shaped mounting frame 4, a mounting plate 5 is provided on one side of the upper end of the mounting frame 4, and an interactive touch screen 6 is provided on one side of the mounting plate 5. The interactive touch screen 6 is a prior art and is not described in detail here. A fixing plate 7 is provided on one side of the upper end of the interactive touch screen 6, a threaded rod 8 is rotatably connected between the mounting plate 5 and the fixing plate 7, a positioning plate 9 is provided on the outer side of the threaded rod 8, and a positioning frame 10 adapted to the interactive touch screen 6 is provided on one side of the positioning plate 9, and the positioning frame 10 is sleeved on the outer side of the interactive touch screen 6 and is slidably connected to the interactive touch screen 6.

[0024] Specifically, Figure 2As shown, the positioning plate 9 is penetrated by a threaded hole matched with the threaded rod 8, the threaded rod 8 penetrates the threaded hole and is threadedly connected to the side wall of the threaded hole. The positioning plate 9 and the positioning frame 10 can be driven to move up and down by rotating the threaded rod 8.

[0025] Specifically, Figure 1 and Figure 2 As shown, a servo motor 11 is disposed at the upper end of the fixing plate 7 . The servo motor 11 is prior art and will not be described in detail herein. The upper end of the threaded rod 8 passes through the fixing plate 7 and is disposed at the output end of the servo motor 11 .

[0026] Specifically, Figure 2 As shown, a guide rod 12 is provided between the mounting plate 5 and the fixing plate 7, and a guide hole matching the guide rod 12 is penetrated through the positioning plate 9, and the guide rod 12 penetrates the guide hole and is slidably connected to the side wall of the guide hole. The guide rod 12 can limit the moving position of the positioning plate 9 and the positioning frame 10 to prevent them from being offset during movement.

[0027] Specifically, Figure 2 and Figure 4 As shown, a limiting groove is provided on one side of the positioning frame 10, and a matching silicone strip 13 is provided in the limiting groove. One side of the silicone strip 13 is against one side of the interactive touch screen 6. The silicone strip 13 can be easily installed or removed by the limiting groove provided in the positioning frame 10.

[0028] Specifically, Figure 3 As shown, the upper ends of the two support rods 3 are penetrated by mounting grooves adapted to the mounting frame 4, and the two sides of the bottom end of the mounting frame 4 are respectively located in the two mounting grooves and are slidably connected to the side walls of the mounting grooves. The two mounting grooves can limit the position of the mounting frame 4 moving up and down.

[0029] Specifically, Figure 1 , Figure 2 and Figure 3 As shown, a same bearing plate 14 is provided between the two support rods 3, and a cylinder 15 is provided at the upper end of the bearing plate 14. The cylinder 15 is a prior art and will not be described in detail here. The output end of the cylinder 15 is provided at the bottom end of the mounting frame 4. By starting the cylinder 15 to drive the mounting frame 4 to move up and down, the height of the interactive touch screen 6 can be adjusted.

[0030] When the utility model is used, when the interactive touch screen 6 is used in the interactive digital classroom, fingerprints or stains will be left on the screen of the interactive touch screen 6. When it is necessary to clean it, the servo motor 11 needs to be started first, and the output end of the servo motor 11 will drive the threaded rod 8 to rotate, and the threaded rod 8 will drive the positioning plate 9 to move up and down, and the positioning plate 9 will drive the positioning frame 10 to move, and the positioning frame 10 will drive the silicone strip 13 to move, so that the fingerprints or stains on the interactive touch screen 6 can be cleaned, and when it is necessary to adjust the height of the interactive touch screen 6, the cylinder 15 needs to be started, and the output end of the cylinder 15 will drive the mounting frame 4 to move up and down, and the mounting frame 4 will drive the interactive touch screen 6 to move up and down, so that its height can be adjusted to adapt to classrooms or students of different heights.

[0031] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A display device, comprising a base plate (1), characterized in that: A plurality of universal wheels (2) are provided at the bottom end of the base plate (1), support rods (3) are provided on both sides of the upper end of the base plate (1), and the upper ends of the two support rods (3) are provided with a same "U"-shaped mounting frame (4), a mounting plate (5) is provided on one side of the upper end of the mounting frame (4), an interactive touch screen (6) is provided on one side of the mounting plate (5), and a fixing plate (7) is provided on one side of the upper end of the interactive touch screen (6), a threaded rod (8) is rotatably connected between the mounting plate (5) and the fixing plate (7), a positioning plate (9) is provided on the outer side of the threaded rod (8), and a positioning frame (10) adapted to the interactive touch screen (6) is provided on one side of the positioning plate (9), and the positioning frame (10) is sleeved on the outer side of the interactive touch screen (6) and is slidably connected to the interactive touch screen (6).

2. A display device according to claim 1, characterized in that: The positioning plate (9) is penetrated by a threaded hole matched with the threaded rod (8), and the threaded rod (8) penetrates the threaded hole and is threadedly connected to the side wall of the threaded hole.

3. A display device according to claim 1, characterized in that: A servo motor (11) is provided at the upper end of the fixing plate (7), and the upper end of the threaded rod (8) passes through the fixing plate (7) and is arranged on the output end of the servo motor (11).

4. A display device according to claim 1, characterized in that: A guide rod (12) is provided between the mounting plate (5) and the fixing plate (7); a guide hole matching the guide rod (12) is provided through the positioning plate (9); the guide rod (12) passes through the guide hole and is slidably connected to the side wall of the guide hole.

5. A display device according to claim 1, characterized in that: A limiting groove is provided through one side of the positioning frame (10), a matching silicone strip (13) is provided through the limiting groove, and one side of the silicone strip (13) abuts against one side of the interactive touch screen (6).

6. A display device according to claim 1, characterized in that: The upper ends of the two support rods (3) are penetrated by mounting grooves adapted to the mounting frame (4); the two sides of the bottom end of the mounting frame (4) are respectively located in the two mounting grooves and are slidably connected to the side walls of the mounting grooves.

7. A display device according to claim 1, characterized in that: A common bearing plate (14) is arranged between the two support rods (3), a cylinder (15) is arranged at the upper end of the bearing plate (14), and an output end of the cylinder (15) is arranged at the bottom end of the mounting frame (4).

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