Intelligent classroom screen display device

Abstract

The utility model relates to a kind of intelligent classroom screen display devices, belong to intelligent classroom technical field, including two guide rail supports, hoisting mechanism and interactive large screen;Hoisting mechanism includes two respectively along corresponding guide rail sliding sliding seat, with corresponding support force, predetermined sliding damping between the sliding seat and guide rail, and two The sliding seat between configuration has fixed rod;Lifting unit is set on sliding seat and lifting end is movably penetrated through sliding slot;Interactive large screen is configured between the lifting end of lifting unit, is connected with the rotation drive suitable for adjusting its angle, the height, front-back distance and angle of interactive large screen are adjusted, different teaching use situation and maintenance maintenance condition are adapted, increase the flexibility of use.

Description

Technical Field

[0001] This utility model relates to the field of smart classroom technology, specifically to a smart classroom screen display device. Background Technology

[0002] A smart classroom is a new type of teaching space built using next-generation information technologies such as the Internet of Things, cloud computing, artificial intelligence, and intelligent sensing. Through the deep integration of technology and educational scenarios, it enables the intelligent presentation of teaching content, convenient access to learning resources, and efficient classroom interaction.

[0003] In smart classrooms, display devices are mostly fixed wall-mounted or floor-mounted, making it difficult to flexibly adjust their position and angle, thus failing to meet the diverse teaching needs of smart classrooms. Utility Model Content

[0004] Purpose of the utility model: To provide a smart classroom screen display device to solve the above-mentioned problems existing in the prior art.

[0005] Technical solution: A smart classroom screen display device, comprising two guide rail brackets, a hoisting mechanism, and an interactive large screen; wherein:

[0006] Two guide rail brackets are placed side by side in parallel, with a groove opened along the length direction and guide rails on both sides of the groove.

[0007] The hoisting mechanism includes two sliding seats that slide along corresponding guide rails and have corresponding support forces. The sliding seats and guide rails have predetermined sliding damping, and a fixed rod is arranged between the two sliding seats. A lifting unit is set on the sliding seats, and the lifting end moves through the slide groove.

[0008] An interactive screen is configured between the lifting and lowering ends of the lifting unit and connected to a rotation drive, which is adapted to adjust the angle of the interactive screen.

[0009] Furthermore, the lifting unit includes a fixed block disposed on a sliding seat; a support screw rotatably disposed on the fixed block and movably passing through the fixed block and the corresponding position of the slide groove; a sliding frame movably passing through the fixed block and the slide groove, with the bottom configured as a lifting end and a threaded sleeve adapted to the support screw disposed on the inner side of the top wall; wherein, the top end of the support screw movably passes through the top wall of the sliding frame and is provided with a limit plate, the support screw is connected to a drive assembly, and the drive assembly is adapted to drive the support screw to rotate.

[0010] Furthermore, the lifting end of the lifting unit is equipped with a fixed ear, and a connecting rod is rotatably arranged between the fixed ears. Multiple support blocks are arranged on the rear side of the interactive screen in the extension direction of the connecting rod. The connecting rod is fixedly inserted through the support block. One end of the connecting rod is connected to a rotation drive, which provides rotational driving force to the connecting rod. The rotation drive is fixed on the outside of the corresponding fixed ear.

[0011] Furthermore, the drive assembly includes a driven gear fixedly configured on the outside of the support screw, and the driven gear is located above the fixed block; a shaft, which is mounted above the two fixed blocks by mounting side plates, and its two ends respectively movably pass through the corresponding mounting side plates, and the shaft is provided with a drive gear meshing with the driven gear near the two ends; and a belt drive unit, which drives the shaft to rotate by belt drive.

[0012] Furthermore, the guide rail bracket is equipped with reinforcing ribs at the mounting end.

[0013] Beneficial Effects: This utility model relates to a smart classroom screen display device. Through a suspended mechanism, the height of the interactive screen can be adjusted to accommodate students and teachers of different heights, improving the comfort of using the interactive screen. Adjusting the angle of the interactive screen facilitates changing its display angle. Furthermore, adjusting the screen's height allows for surface cleaning and maintenance when lowered to a suitable height. Additionally, raising it to a predetermined height prevents bumps and knocks, protecting the screen. The device can also be adjusted horizontally by pushing it back and forth, making room for maintenance at the rear and for placement against a wall for display or storage during non-work hours. Attached Figure Description

[0014] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0015] Figure 2 Another perspective of the overall structural schematic diagram of this utility model;

[0016] Figure 3 for Figure 2 Enlarged view of part A;

[0017] Figure 4 This is a schematic diagram of the structure of this utility model installed on a wall.

[0018] The figures in the diagram are labeled as follows: 1. Guide rail bracket, 2. Slide groove, 3. Sliding seat, 4. Fixed rod, 5. Interactive screen, 6. Rotary drive, 7. Fixed block, 8. Support screw, 9. Sliding frame, 10. Threaded sleeve, 11. Limiting plate, 12. Fixed ear, 13. Connecting rod, 14. Support block, 15. Rotary motor, 16. Driven gear, 17. Shaft, 18. First mounting side plate, 19. Second mounting side plate, 20. Drive gear, 21. Reinforcing rib, 22. Mounting top plate, 23. Wall. Detailed Implementation

[0019] In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. However, it will be apparent to those skilled in the art that the present invention can be practiced without one or more of these details. In other instances, certain technical features well-known in the art have not been described in order to avoid confusion with the present invention.

[0020] The applicant believes that the current mainstream installation method of large display screens in smart classrooms is fixed installation through bracket arms, which is not convenient for adjusting the height and angle, and is inconvenient for daily maintenance. In addition, when writing above or below, the height is too high or too low, which affects writing and display.

[0021] To address this issue, the applicant designed a smart classroom screen display device that allows for adjustments to the height, front-to-back distance, and angle of the interactive screen.

[0022] like Figure 1-4 The smart classroom screen display device involved in this utility model mainly includes two guide rail brackets 1, a hoisting mechanism that slides along the length of the guide rail brackets 1 with damping via a sliding seat 3, and an interactive large screen 5 configured at the lifting end of the hoisting mechanism; wherein, the two guide rail brackets 1 are placed parallel to each other and installed on the wall, and the guide rail brackets 1 are equipped with reinforcing ribs 21 at the installation end to strengthen the connection between the guide rail and the wall. The installation method of the installation end of the guide rail brackets 1 is the existing technology, such as configuring a vertical plate at the installation end and configuring it on the wall with bolts, drilling holes to insert into the wall, etc. The installation method is not the part that needs to be improved in this application, so it will not be described in detail.

[0023] A slide groove 2 is provided along the length direction, and guide rails are provided on both sides of the slide groove 2; the sliding seat 3 has corresponding sliding damping between it and the guide rails. The hoisting mechanism and the interactive screen 5 can be moved to a corresponding distance from the installation wall through the sliding seat 3 to facilitate the display position. In addition, it can also make room for rear maintenance during maintenance, which is convenient for cleaning and maintenance of the rear.

[0024] In some preferred embodiments, the hoisting mechanism includes two sliding seats 3 that slide along corresponding guide rails respectively. The sliding seats 3 have a predetermined sliding damping with respect to the guide rails and have a corresponding supporting force. A fixing rod 4 is arranged between the two sliding seats 3. A lifting unit is arranged on the sliding seats 3, and the lifting end moves through the slide groove 2.

[0025] Specifically, the lifting unit includes a fixed block 7, a support screw 8, a sliding frame 9, and a drive assembly;

[0026] The fixed block 7 is disposed on the sliding seat 3; the support screw 8 is rotatably disposed on the fixed block 7 and moves through the fixed block 7 and the corresponding position of the slide groove 2; the sliding frame 9 moves through the fixed block 7 and the slide groove 2, the bottom is set as the lifting end, and the inner side of the top wall is provided with a threaded sleeve 10 adapted to the support screw 8; wherein, the top end of the support screw 8 moves through the top wall of the sliding frame 9 and is provided with a limit plate 11, the support screw 8 is connected to the drive assembly, and the drive assembly is adapted to drive the support screw 8 to rotate.

[0027] In this embodiment, preferably, the drive assembly includes a driven gear 16 fixedly disposed on the outside of the support screw 8, and the driven gear 16 is located above the fixed block 7; a shaft 17, which is mounted above the two fixed blocks 7 via mounting side plates, and whose two ends respectively movably pass through the corresponding mounting side plates, and the shaft 17 is provided with a drive gear 20 that meshes with the driven gear 16 near its two ends; and a belt drive unit that drives the shaft 17 to rotate via belt drive.

[0028] The sliding seat 3 is U-shaped, with a damping sliding component adapted to the guide rail at the bottom and a mounting plate 22 at the rear top. The rotating motor 15 of the belt drive unit is mounted on the mounting plate 22. There are two mounting side plates corresponding to any end of the shaft 17. The first mounting side plate 18 is mounted on the fixing block 7, and the second mounting side plate 19 is mounted on the top surface of the side wall opposite to the sliding seat 3 and the first mounting side plate 18. The corresponding ends of the shaft 17 move through the first mounting side plate 18 and the second mounting side plate 19 in sequence, and the shaft 17 is rotatably configured with the first mounting side plate 18 and the second mounting side plate 19. The rotating motor 15 is driven by one end of the shaft 17 through a belt and a pulley.

[0029] When the height of the interactive screen 5 needs to be adjusted, the rotating motor 15 is started. The rotating motor 15 drives the shaft 17 to rotate through the belt drive. The drive gear 20 on the shaft 17 rotates, which drives the driven gear 16 to rotate. The support screw 8 rotates synchronously with the driven gear 16. The sliding frame 9, which is threadedly adapted to the support screw 8 through the threaded sleeve 10, is raised and lowered to adjust the height of the interactive screen 5.

[0030] In some preferred embodiments, the interactive screen 5 is configured between the lifting ends of the lifting unit and connected to a rotation drive 6, which is adapted to adjust the angle of the interactive screen 5.

[0031] The lifting unit is equipped with a fixed ear 12 at its lifting end. A connecting rod 13 is rotatably arranged between the fixed ears 12. Multiple support blocks 14 are arranged on the rear side of the interactive screen 5 in the extension direction of the connecting rod 13. The connecting rod 13 is fixedly inserted through the support block 14. One end of the connecting rod 13 is connected to a rotation drive 6. The rotation drive 6 provides rotation drive force to the connecting rod 13. The rotation drive 6 is fixed on the outside of the corresponding fixed ear 12.

[0032] When it is necessary to adjust the angle of the interactive screen 5, the rotation drive 6 is activated. The output end of the rotation drive 6 rotates, causing the connecting rod 13 to rotate. The output end of the rotation drive 6 can be connected to one end of the connecting rod 13 through a coupling, reducer, etc., so that the connecting rod 13 can rotate stably and at low speed to adjust the angle. This is existing technology and will not be elaborated on here.

[0033] As described above, although the present invention has been shown and described with reference to specific preferred embodiments, it should not be construed as limiting the present invention itself. Various changes in form and detail may be made to the present invention without departing from the spirit and scope of the appended claims.

Claims

1. A smart classroom screen display device, characterized in that it comprises: Two guide rail brackets are placed side by side in parallel, with a groove opened in the length direction and guide rails on both sides of the groove; The hoisting mechanism includes two sliding seats that slide along corresponding guide rails and have corresponding support forces. There is a predetermined sliding damping between the sliding seats and the guide rails, and a fixed rod is arranged between the two sliding seats. The lifting unit is set on the sliding seats and the lifting end moves through the slide groove. An interactive large screen is configured between the lifting ends of the lifting unit and connected to a rotation drive, which is adapted to adjust the angle of the interactive large screen.

2. The smart classroom screen display device according to claim 1, characterized in that: The lifting unit includes a fixed block disposed on a sliding seat; a support screw rotatably disposed on the fixed block and movably passing through the fixed block and the corresponding position of the slide groove; a sliding frame movably passing through the fixed block and the slide groove, with the bottom set as a lifting end and a threaded sleeve adapted to the support screw disposed on the inner side of the top wall; wherein, the top end of the support screw movably passes through the top wall of the sliding frame and is provided with a limit plate, the support screw is connected to a drive assembly, and the drive assembly is adapted to drive the support screw to rotate.

3. The smart classroom screen display device according to claim 1, characterized in that: The lifting unit has a fixed ear at its lifting end, and a connecting rod is rotatably connected between the fixed ears. Multiple support blocks are arranged on the rear side of the interactive screen in the extension direction of the connecting rod. The connecting rod is fixedly connected through the support block. One end of the connecting rod is connected to a rotary drive, which provides a rotary driving force to the connecting rod. The rotary drive is fixed on the outside of the corresponding fixed ear.

4. The smart classroom screen display device according to claim 2, characterized in that: The drive assembly includes a driven gear fixedly configured on the outside of the support screw, and the driven gear is located above the fixed block; a shaft, which is mounted above the two fixed blocks by mounting side plates, and its two ends respectively movably pass through the corresponding mounting side plates, and the shaft is provided with a drive gear meshing with the driven gear near the two ends; and a belt drive unit that drives the shaft to rotate by belt drive.

5. A smart classroom screen display device according to claim 1, characterized in that: The guide rail bracket is equipped with reinforcing ribs at the mounting end.

Images