Teaching display device

Abstract

The utility model relates to the technical field of teaching, and discloses a teaching display device which comprises a moving block, a moving groove is formed in the bottom end of the moving block, a moving plate is installed in the moving groove through a telescopic mechanism, and stable trundles are fixedly installed at the four corners of the bottom end of the moving plate. A stable groove is formed in the top end of the moving block, the moving sliding block drives the overturning rod to rotate in the moving process and drives the moving plate to move till four stable trundles make contact with the ground and support the moving block, then convenient moving of the moving block is achieved, and after the stable trundles stretch into the moving groove, the moving block can be conveniently moved. And the phenomenon that the moving block shakes is effectively prevented.

Description

Technical Field

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

[0002] Teaching is a unique talent cultivation activity consisting of teachers’ teaching and students’ learning. Through this activity, teachers guide students to learn and master cultural and scientific knowledge and skills in a purposeful, planned and organized manner, promote the improvement of students’ quality and make them become people needed by society.

[0003] After searching, the utility model patent with Chinese patent publication number CN213183213U discloses a teaching display device, including a base plate, universal wheels are fixedly connected to the bottom of both sides of the base plate, a column is fixedly connected to the top of the base plate, a fixed block is fixedly connected to the top of the column, a main display board is fixedly connected to the gap of the fixed block, and a limiting device is arranged on the surface of the column, and the limiting device is clamped with the column; the device limits the position of the device through the movement of the reinforcement device, but in actual use, the casters are still in contact with the ground, which causes the device to move, and due to the weight of the counterweight, the overall device is inconvenient to move. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies of the prior art, the utility model provides a teaching display device which is easy to move.

[0006] (II) Technical solution

[0007] To achieve the above object, the utility model provides the following technical solution: a teaching display device, comprising a moving block, a moving groove is provided at the bottom end of the moving block, and a moving plate is installed inside the moving groove through a telescopic mechanism;

[0008] The telescopic mechanism includes a moving slider, a moving slider is provided at the top of the moving groove, the inside of the moving slider is slidably connected to the outer wall of the moving slider, one end of the moving slider is fixedly connected to a first motor, the output end of the first motor is fixedly connected to a rotating gear, a rotating rack is fixedly installed at the top of the moving groove, the rotating rack and the rotating gear are meshed with each other, a flip rod is hinged between one end of the moving slider and the top of the moving plate, and stable casters are fixedly installed at the four corners of the bottom end of the moving plate;

[0009] A stabilizing groove is formed at the top of the moving block, and a display screen is installed inside the stabilizing groove through a height adjustment mechanism;

[0010] The height adjustment mechanism includes an adjustment through groove at one end of the stabilizing groove, one end of the moving block is fixedly connected to a support block, one end of the support block is fixedly connected to a second motor, an output end of the second motor is fixedly connected to a rotating screw, the other end of the rotating screw extends to the bottom end of the support block, a rotating screw sleeve is threaded on the outer wall of the rotating screw, and an adjustment slider is installed between one end of the rotating screw sleeve and the display screen.

[0011] Preferably, both ends of the display screen are fixedly connected with limiting sliders, and the two limiting sliders are slidably connected to the two ends of the inside of the stabilizing groove respectively.

[0012] Furthermore, one end of the moving block is fixedly connected with a pushing handle.

[0013] (III) Beneficial effects

[0014] Compared with the prior art, the present invention provides a teaching demonstration device with the following beneficial effects:

[0015] The teaching demonstration device moves the entire device to the corresponding position, and when the first motor is powered on and started, the output end of the first motor will drive the rotating gear to rotate, and the rotating gear will drive its moving slider to move left and right through engagement with the rotating rack during the rotation process, and the moving slider will drive the flip rod to rotate during the movement process, and drive the moving plate to move until the four stable casters contact the ground and support the moving block, thereby realizing convenient movement of the moving block, and after the stable casters extend into the interior of the moving groove, the shaking of the moving block is effectively prevented. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the front view structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the front cross-sectional structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the utility model without a display screen;

[0019] Figure 4 It is a front view structural schematic diagram of the height adjustment mechanism of the utility model.

[0020] In the figure: 1. Moving block; 2. Moving plate; 3. Stabilizing casters; 4. Display screen; 5. Moving slider; 6. First motor; 7. Rotating gear; 8. Rotating rack; 9. Flip rod; 10. Support block; 11. Second motor; 12. Rotating screw; 13. Rotating screw sleeve; 14. Adjusting slider; 15. Limiting slider; 16. Pushing handle. DETAILED DESCRIPTION

[0021] See also Figure 1-4 , a teaching display device, comprising a moving block 1, a moving groove is provided at the bottom end of the moving block 1, a moving plate 2 is installed inside the moving groove through a telescopic mechanism, stable casters 3 are fixedly installed at the four corners of the bottom end of the moving plate 2, the telescopic mechanism comprises a moving slider 5, a moving slide groove is provided at the top end of the moving groove, the inside of the moving slide groove is slidably connected to the outer wall of the moving slider 5, one end of the moving slider 5 is fixedly connected to a first motor 6, an output end of the first motor 6 is fixedly connected to a rotating gear 7, a rotating rack 8 is fixedly installed at the top end of the moving groove, the rotating rack 8 and the rotating gear 7 are meshed with each other, a flip rod 9 is hinged between one end of the moving slider 5 and the top end of the moving plate 2, by moving the entire device to the corresponding position, and when the first motor 6 is powered on and started, the output end of the first motor 6 will drive the rotating gear 7 to rotate, and the rotating gear 7 will drive the moving slider 5 to move left and right through meshing with the rotating rack 8 during the rotation process, and the moving slider 5 drives the flip rod 9 to rotate during the movement, and drives the moving plate 2 to move until After the four stable casters 3 contact the ground and support the moving block 1, the moving block 1 can be easily moved, and after the stable casters 3 extend into the moving groove, the moving block 1 can be effectively prevented from shaking. A stable groove is provided at the top of the moving block 1, and a display screen 4 is installed inside the stable groove through a height adjustment mechanism. The height adjustment mechanism includes an adjustment through groove at one end of the stable groove, one end of the moving block 1 is fixedly connected to a support block 10, one end of the support block 10 is fixedly connected to a second motor 11, and the second motor 12 is fixedly connected to the second motor 13. The output end of the second motor 11 is fixedly connected with a rotating screw 12, and the other end of the rotating screw 12 extends to the bottom end of the support block 10. A rotating screw sleeve 13 is threaded on the outer wall of the rotating screw 12, and an adjusting slider 14 is installed between one end of the rotating screw sleeve 13 and the display screen 4. When the second motor 11 is powered on and started, the output end of the second motor 11 rotates the rotating screw 12, and the rotating screw 12 drives the rotating screw sleeve 13 to move during the rotation process, and the rotating screw sleeve 13 drives the display screen 4 to move in height through the adjusting slider 14.

[0022] It should also be noted that both ends of the display screen 4 are fixedly connected with limiting sliders 15, and the two limiting sliders 15 are respectively slidably connected to the two ends inside the stabilizing groove, so as to improve the stability of the display screen 4 when it moves. One end of the moving block 1 is fixedly connected with a pushing handle 16. When the moving block 1 moves, the convenience of movement is further improved by moving the pushing handle 16.

[0023] In summary, when the teaching display device is in use, the entire device is first moved to the corresponding position, and after the first motor 6 is powered on and started, the output end of the first motor 6 will drive the rotating gear 7 to rotate, and the rotating gear 7 will drive its moving slider 5 to move left and right through the engagement with the rotating rack 8 during the rotation process, and the moving slider 5 will drive the flip rod 9 to rotate during the movement, and drive the moving plate 2 to move until the four stable casters 3 contact the ground and support the moving block 1, thereby realizing the convenient movement of the moving block 1, and after the second motor 11 is powered on and started, the output end of the second motor 11 will rotate the rotating screw 12, and the rotating screw 12 will drive the rotating screw sleeve 13 to move during the rotation process, and the rotating screw sleeve 13 drives the height of the display screen 4 to move by adjusting the slider 14.

Claims

1. A teaching demonstration device, comprising a moving block (1), characterized in that: A moving groove is formed at the bottom end of the moving block (1), and a moving plate (2) is installed inside the moving groove via a telescopic mechanism; The telescopic mechanism comprises a moving slider (5), a moving slider is provided at the top of the moving groove, the inside of the moving slider is slidably connected to the outer wall of the moving slider (5), one end of the moving slider (5) is fixedly connected to a first motor (6), the output end of the first motor (6) is fixedly connected to a rotating gear (7), a rotating rack (8) is fixedly installed at the top of the moving groove, the rotating rack (8) and the rotating gear (7) are meshed with each other, a flip rod (9) is hinged between one end of the moving slider (5) and the top of the moving plate (2), and stable casters (3) are fixedly installed at the four corners of the bottom end of the moving plate (2); The top of the moving block (1) is provided with a stabilizing groove, and a display screen (4) is installed inside the stabilizing groove via a height adjustment mechanism; The height adjustment mechanism comprises an adjustment through groove formed at one end of the interior of the stabilizing groove, one end of the moving block (1) being fixedly connected to a support block (10), one end of the support block (10) being fixedly connected to a second motor (11), an output end of the second motor (11) being fixedly connected to a rotating screw (12), the other end of the rotating screw (12) extending to the bottom end of the support block (10), a rotating screw sleeve (13) being screwed onto the outer wall of the rotating screw (12), and an adjustment slider (14) being installed between one end of the rotating screw sleeve (13) and the display screen (4).

2. A teaching display device according to claim 1, characterized in that: Both ends of the display screen (4) are fixedly connected with limiting sliders (15), and the two limiting sliders (15) are respectively slidably connected to the two ends inside the stabilizing groove.

3. A teaching display device according to claim 2, characterized in that: One end of the moving block (1) is fixedly connected to a pushing handle (16).

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