Adjustable convenient-to-disassemble teaching aid for teaching

Abstract

The utility model relates to the technical field of teaching aids, and discloses an adjustable convenient-to-disassemble teaching aid for teaching, which comprises a base and a mounting plate, the two sides of the upper part of the mounting plate are fixedly connected with mounting rods, the exteriors of the two mounting rods are fixedly connected with a placing plate, and a writing board is mounted in the placing plate. Mounting blocks are fixedly connected to the front sides of the exteriors of the placing plates, an L-shaped plate is fixedly connected to the right side of the upper part of each placing plate, a motor is fixedly connected to the interior of each L-shaped plate, a lead screw is fixedly connected to the output end of each motor, and the lead screws are rotatably connected to the interiors of the two mounting blocks on the right side. According to the blackboard, the writing board is convenient to clean, the problem that a teaching worker needs to manually clean the writing board in the prior art is solved, meanwhile, the cleaning brush is convenient to replace, the cleaning brush can keep a good cleaning effect by regularly replacing the cleaning brush, and the cleaning effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of teaching tools, in particular to an adjustable and detachable teaching tool. Background Art

[0002] Teaching aids refer to various tools and materials used to assist teaching and help students learn in the educational process. The selection of these tools and materials usually depends on the objectives, content and methods of teaching. Adjustable and easily disassembled teaching aids can provide greater flexibility and personalized learning experience in the teaching process.

[0003] A Chinese patent document with a search announcement number of CN213877093U discloses an adjustable mathematics teaching aid, including a rotating plate, an LED screen, a writing board, a fixed column, a fixed bar, a slide rail, a support sleeve, a movable base, a support rod, a fastening bolt, an adjustment handle, a mathematics teaching aid storage box, a universal wheel, a cleaning sponge brush structure and an adjustable rotating seat structure, wherein the front of the LED screen is bolted to the rear of the rotating plate; the left and right sides of the upper rear side of the writing board are screwed to the fixed columns, and the lower rear side of the writing board is transversely bolted to the fixed bar; the two fixed columns are respectively bolted to the left and right ends of the upper front side of the rotating plate at the rear ends. The utility model is provided with a cleaning water pipe, a sliding block, a water inlet bucket, a strip sponge brush, a handle and a water outlet hole, which is conducive to improving the cleaning effect of the writing board; the provision of the fixed seat, the rotating groove, the rotating seat, the rotating rod and the inserting rod is conducive to adjusting the angle of the rotating board. When cleaning, the teaching aid cleans the writing board through the cooperation of the handle and the strip sponge brush. Manual cleaning is too troublesome and it is inconvenient to disassemble and replace the strip sponge brush because dust will gather inside the sponge after the strip sponge brush is used for a long time. If it is not disassembled for cleaning, the cleaning effect of the sponge will be reduced. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides an adjustable and detachable teaching aid for teaching, aiming to improve the problem in the prior art that manual cleaning is too troublesome and it is inconvenient to disassemble and replace the strip sponge brush.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an adjustable and detachable teaching aid for teaching, comprising a base and a mounting plate, both sides of the upper part of the mounting plate are fixedly connected with mounting rods, the two mounting rods are fixedly connected with a placement plate outside, a writing board is installed inside the placement plate, the front side of the outer side of the placement plate is fixedly connected with a mounting block, the right side of the upper part of the placement plate is fixedly connected with an L-shaped plate, the L-shaped plate is fixedly connected with a motor, the output end of the motor is fixedly connected with a screw rod, the screw rod is rotatably connected to the inside of the two right-side mounting blocks, and the two left-side mounting blocks are provided with a guide assembly, the screw rod is threadedly connected with a moving block outside the moving block, the second telescopic block is fixedly connected to the outside of the moving block, the other end of the second telescopic block is fixedly connected to the right side of the outside of the cross plate, the front side of the outside of the cross plate is fixedly connected with a connecting block, a card block is installed inside the connecting block, a cleaning brush is fixedly connected to the outside of the card block, the right side of the connecting block is fixedly connected with a fixed block, the fixed block is slidably connected with a slider inside, the left side of the slider is fixedly connected with a plug rod, the right side of the slider is provided with a spring, and the upper part of the slider is fixedly connected with a handle.

[0006] As a further description of the above technical solution:

[0007] Brackets are fixedly connected to both sides of the upper part of the base, electric push rods are fixedly connected to both sides of the upper part of the base, mounting plates are fixedly connected to the output ends of the two electric push rods, and connecting blocks are fixedly connected to both sides of the outer part of the mounting plate.

[0008] As a further description of the above technical solution:

[0009] The guide assembly includes a guide rod, which is fixedly connected to the middle of the two mounting blocks on the left side. The guide rod is slidably connected to the outside of the guide block, and the guide block is fixedly connected to the outside of the first telescopic block. The other end of the first telescopic block is fixedly connected to the left side of the outside of the cross plate.

[0010] As a further description of the above technical solution:

[0011] A plug hole is provided on the right side of the card block, and the plug rod is plugged into the plug hole.

[0012] As a further description of the above technical solution:

[0013] Both sides of the two brackets are fixedly connected with reinforcement rods, and the other ends of the plurality of reinforcement rods are fixedly connected around the upper part of the base.

[0014] As a further description of the above technical solution:

[0015] Grooves are provided inside the two brackets, fixing rods are fixedly connected inside the two grooves, and the two connecting blocks are slidably connected to the outside of the two fixing rods.

[0016] As a further description of the above technical solution:

[0017] The lower part of the base is fixedly connected with telescopic legs all around.

[0018] As a further description of the above technical solution:

[0019] Universal wheels are installed on the outside of the plurality of telescopic legs, and the plurality of universal wheels are fixedly connected around the lower part of the base.

[0020] The utility model has the following beneficial effects:

[0021] 1. In the utility model, by means of the coordination among the placement plate, the mounting block, the L-shaped plate, the motor, the screw rod, the moving block, the cross plate, the connecting block, the card block, the fixed block, the slider, the plug rod, the spring, the grip, the cleaning brush and the like, it is possible to facilitate the cleaning of the writing board, solve the problem that the traditional teaching staff need to manually clean the writing board and facilitate the replacement of the cleaning brush. Regular replacement of the cleaning brush can keep the cleaning brush in good cleaning effect and improve the cleaning effect.

[0022] 2. In the utility model, the height of the teaching aids can be easily adjusted through the cooperation between the electric push rod, the mounting plate, the mounting rod, the placement plate, the connecting block, the fixing rod and other structures. The height of the teaching aids can be adjusted to make it more suitable for students of different heights, thereby increasing the use effect of the teaching aids. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 A three-dimensional diagram of an adjustable and detachable teaching aid for teaching proposed by the utility model;

[0024] Figure 2 This is a rear view of an adjustable and detachable teaching aid for teaching proposed by the utility model;

[0025] Figure 3 This is a bottom view of an adjustable and detachable teaching aid for teaching proposed by the utility model;

[0026] Figure 4 This is a side view of an adjustable and detachable teaching aid for teaching proposed by the utility model;

[0027] Figure 5 This is a schematic diagram of the internal structure of a fixed block of an adjustable and detachable teaching aid proposed by the utility model;

[0028] Figure 6 for Figure 5A magnified view of the structure in the middle.

[0029] Legend:

[0030] 1. Base; 2. Bracket; 3. Reinforcement rod; 4. Electric push rod; 5. Mounting plate; 6. Mounting rod; 7. Placement plate; 8. Mounting block; 9. L-shaped plate; 10. Motor; 11. Screw rod; 12. Guide rod; 13. Moving block; 14. Guide block; 15. First telescopic block; 16. Second telescopic block; 17. Cross plate; 18. Connecting block; 19. Block; 20. Socket; 21. Cleaning brush; 22. Fixed block; 23. Slider; 24. Handle; 25. Spring; 26. Insertion rod; 27. Telescopic leg; 28. Universal wheel; 29. ​​Writing board; 30. Connecting block; 31. Fixed rod; 32. Groove. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in 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 in 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.

[0032] Reference Figure 1 , Figure 5 and Figure 6The utility model provides an embodiment: an adjustable and detachable teaching aid for teaching, including a base 1 and a mounting plate 5, both sides of the upper part of the mounting plate 5 are fixedly connected with mounting rods 6, the two mounting rods 6 are fixedly connected with a placement plate 7 on the outside, a writing board 29 is installed inside the placement plate 7, and a mounting block 8 is fixedly connected to the front side of the outside of the placement plate 7, an L-shaped plate 9 is fixedly connected to the right side of the upper part of the placement plate 7, a motor 10 is fixedly connected to the inside of the L-shaped plate 9, a screw rod 11 is fixedly connected to the output end of the motor 10, the screw rod 11 is rotatably connected to the inside of the two right-side mounting blocks 8, and a guide assembly is arranged inside the two left-side mounting blocks 8, the screw rod 11 is threadedly connected to the outside of the moving block 13, and the second telescopic block 16 is fixedly connected to the outside of the moving block 13, and the other end of the second telescopic block 16 is fixedly connected to the right side of the outside of the horizontal plate 17, A connecting block 18 is fixedly connected to the front side of the outside of the transverse plate 17, a card block 19 is installed inside the connecting block 18, a cleaning brush 21 is fixedly connected to the outside of the card block 19, a fixed block 22 is fixedly connected to the right side of the inside of the connecting block 18, a slider 23 is slidably connected to the inside of the fixed block 22, an insertion rod 26 is fixedly connected to the left side of the outside of the slider 23, a spring 25 is provided on the right side of the outside of the slider 23, and a handle 24 is fixedly connected to the upper part of the slider 23. The guide assembly includes a guide rod 12, which is fixedly connected to the middle of the two left mounting blocks 8, a guide block 14 is slidably connected to the outside of the guide rod 12, a first telescopic block 15 is fixedly connected to the outside of the guide block 14, and the other end of the first telescopic block 15 is fixedly connected to the left side of the outside of the transverse plate 17, a socket 20 is provided on the right side of the inside of the card block 19, and the insertion rod 26 is plugged into the socket 20.

[0033] By setting the mounting plate 5, it is convenient to install the mounting rod 6, by setting the mounting rod 6, it is convenient to install the placement plate 7, by setting the placement plate 7, it is convenient to fix the mounting block 8, by setting the L-shaped plate 9, it is convenient to fix the motor 10, and the motor 10 drives the moving block 13 connected to the external thread of the screw rod 11 to move, and the moving block 13 moves with the connecting block 18 fixed on the outside of the cross plate 17 to move, and the connecting block 18 moves with the cleaning brush 21 fixed on the outside of the card block 19 to clean the writing board 29, and then when replacing it, the handle 24 is pulled to move the plug rod 26 fixed on the left side of the slider 23 while the spring The spring 25 is squeezed, and then when the insertion rod 26 is separated from the inside of the socket 20, the cleaning brush 21 is separated from the writing board 29 through the cooperation of the first telescopic block 15 and the second telescopic block 16, and then the writing board 29 can be removed, thereby facilitating the cleaning of the writing board 29, solving the traditional problem of requiring teaching staff to manually clean the writing board 29, and facilitating the replacement of the cleaning brush 21. Regular replacement of the cleaning brush 21 can keep the cleaning brush 21 in a good cleaning effect, thereby improving the cleaning effect. The insertion rod 26 is connected to the socket 20 to improve the stability of the connection, and a guiding function is played by setting a guide component.

[0034] Reference Figure 2 and Figure 3 The upper sides of the base 1 are fixedly connected with brackets 2, the upper sides of the base 1 are fixedly connected with electric push rods 4, the output ends of the two electric push rods 4 are fixedly connected with mounting plates 5, and the outer sides of the mounting plates 5 are fixedly connected with connecting blocks 30.

[0035] The base 1 is provided to facilitate the installation of the bracket 2 and the electric push rod 4. The electric push rod 4 drives the mounting rod 6 fixed on the upper part of the mounting plate 5 to move while moving the writing board 29 installed inside the placement plate 7, thereby facilitating the adjustment of the height of the teaching aid. The height of the teaching aid can be adjusted to make it more suitable for students of different heights, thereby increasing the use effect of the teaching aid.

[0036] Reference Figure 4 The two brackets 2 are fixedly connected with reinforcing rods 3 on both sides of the outside, and the other ends of the multiple reinforcing rods 3 are fixedly connected to the upper part of the base 1. Grooves 32 are opened inside the two brackets 2, and fixing rods 31 are fixedly connected inside the two grooves 32. Two connecting blocks 30 are slidably connected to the outside of the two fixing rods 31.

[0037] The reinforcement rod 3 is provided to reinforce the bracket 2, and the two connecting blocks 30 are slidably connected to the outside of the two fixing rods 31 to play a guiding role.

[0038] Reference Figure 3 The lower part of the base 1 is fixedly connected with telescopic legs 27 all around, and universal wheels 28 are installed outside the multiple telescopic legs 27, and the multiple universal wheels 28 are fixedly connected to the lower part of the base 1 all around.

[0039] The stability of the base 1 is improved by providing the telescopic legs 27 , and the movement of the base 1 is facilitated by providing the universal wheels 28 .

[0040] Working principle: When the teaching aid is used, when the writing board 29 needs to be cleaned, the motor 10 is started, and the motor 10 rotates with the screw rod 11 fixedly connected to the output end, and when the screw rod 11 rotates, the moving block 13 connected to the external thread moves, and the moving block 13 moves with the second telescopic block 16 fixedly connected to the outside, and the second telescopic block 16 moves with the horizontal plate 17 fixed at the other end, and the horizontal plate 17 moves with the connecting block 18 fixedly connected to the outside, and the connecting block 18 moves with the internal plug-in card block 19, and the card block 19 moves with the external fixed The cleaning brush 21 is moved to wipe the upper part of the writing board 29, and the teaching staff does not need to wipe it manually, which saves time and effort. Then, when the cleaning brush 21 needs to be disassembled and replaced, the slider 23 is moved by toggling the handle 24, and the slider 23 moves with the plug rod 26 fixedly connected to the left side of the outside. When the slider 23 moves with the plug rod 26, the spring 25 set on the right side of the outside is squeezed, so that the spring 25 is deformed by force, and then the plug rod 26 is separated from the inside of the socket 20, and then the handle fixed on the outside of the horizontal plate 17 is pulled through the first telescopic block 15 and the second telescopic block 16, the cleaning brush 21 is separated from the writing board 29, and then the cleaning brush 21 can be removed for replacement. When installing again, it is only necessary to insert the new cleaning brush 21 and the card block 19 into the connection block 18, and then loosen the grip 24, and insert the insertion rod 26 into the jack 20 under the reaction force of the spring 25, so as to facilitate the cleaning of the writing board 29, solve the problem that the traditional teaching staff needs to manually clean the writing board 29, and facilitate the replacement of the cleaning brush 21. Regular replacement of the cleaning brush 21 can keep the cleaning brush 21 in a good cleaning effect, improve the cleaning effect, and then in the use of the teaching aid, when the height of the teaching aid needs to be adjusted, by starting the two electric push rods 4, the two electric push rods 4 move with the mounting plate 5 fixedly connected to the output end, the mounting plate 5 moves with the mounting rods 6 fixedly connected to the upper two sides, the two mounting rods 6 move with the placement plate 7 fixedly connected to the outside, and the placement plate 7 moves with the writing board 29 installed inside, so as to facilitate the adjustment of the height of the teaching aid, and the height of the teaching aid can be adjusted to make it more suitable for students of different heights, thereby increasing the use effect of the teaching aid.

[0041] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. 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. An adjustable and detachable teaching aid for teaching, comprising a base (1) and a mounting plate (5), characterized in that: Both sides of the upper part of the mounting plate (5) are fixedly connected with mounting rods (6), the two mounting rods (6) are externally fixedly connected with a placement plate (7), a writing board (29) is installed inside the placement plate (7), the front side of the placement plate (7) is fixedly connected with a mounting block (8), the upper right side of the placement plate (7) is fixedly connected with an L-shaped plate (9), the L-shaped plate (9) is internally fixedly connected with a motor (10), the output end of the motor (10) is fixedly connected with a screw rod (11), the screw rod (11) is rotatably connected to the inside of the two right-side mounting blocks (8), the two left-side mounting blocks (8) are internally provided with guide assemblies, the screw rod (11) is externally threadedly connected with a moving block (13), the The movable block (13) is fixedly connected to the outside of a second telescopic block (16), the other end of the second telescopic block (16) is fixedly connected to the right side of the outside of a horizontal plate (17), the front side of the outside of the horizontal plate (17) is fixedly connected to a connecting block (18), a clamping block (19) is installed inside the connecting block (18), a cleaning brush (21) is fixedly connected to the outside of the clamping block (19), a fixed block (22) is fixedly connected to the right side of the inside of the connecting block (18), a sliding block (23) is slidably connected to the inside of the fixed block (22), an insert rod (26) is fixedly connected to the left side of the outside of the sliding block (23), a spring (25) is arranged on the right side of the outside of the sliding block (23), and a handle (24) is fixedly connected to the upper part of the sliding block (23).

2. The adjustable and detachable teaching aid for teaching according to claim 1, characterized in that: Brackets (2) are fixedly connected to both sides of the upper part of the base (1), electric push rods (4) are fixedly connected to both sides of the upper part of the base (1), the output ends of the two electric push rods (4) are fixedly connected to mounting plates (5), and connecting blocks (30) are fixedly connected to both sides of the outer part of the mounting plate (5).

3. The adjustable and detachable teaching aid for teaching according to claim 1, characterized in that: The guide assembly comprises a guide rod (12), the guide rod (12) being fixedly connected to the middle of the two mounting blocks (8) on the left side, the guide rod (12) being slidably connected to the outside of a guide block (14), the guide block (14) being fixedly connected to the outside of a first telescopic block (15), the other end of the first telescopic block (15) being fixedly connected to the outside left side of a transverse plate (17).

4. The adjustable and detachable teaching aid for teaching according to claim 1, characterized in that: A plug hole (20) is provided on the right side of the card block (19), and the plug rod (26) is plugged into the plug hole (20).

5. The adjustable and detachable teaching aid for teaching according to claim 2, characterized in that: Both sides of the outside of the two brackets (2) are fixedly connected with reinforcement rods (3), and the other ends of the plurality of reinforcement rods (3) are fixedly connected to the periphery of the upper part of the base (1).

6. The adjustable and detachable teaching aid for teaching according to claim 2, characterized in that: A groove (32) is provided inside the two brackets (2), a fixing rod (31) is fixedly connected inside the two grooves (32), and the two connecting blocks (30) are slidably connected to the outside of the two fixing rods (31).

7. The adjustable and detachable teaching aid for teaching according to claim 1, characterized in that: Telescopic legs (27) are fixedly connected to the four sides of the lower part of the base (1).

8. The adjustable and detachable teaching aid for teaching according to claim 7, characterized in that: Universal wheels (28) are installed on the outside of the plurality of telescopic legs (27), and the plurality of universal wheels (28) are fixedly connected to the periphery of the lower part of the base (1).

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