Rotatable teaching board

Abstract

The utility model provides a rotatable teaching board, which relates to the technical field of teaching boards and comprises a shell, a board body is arranged in the shell, a side plate is mounted on the side surface of the shell, a rotating rod is mounted on the right side of the side plate, a supporting rod is arranged on the surface of the rotating rod, and a fixing plate is mounted at the top end of the supporting rod. A fixing block is installed on the right side of the fixing plate, a sliding rod is arranged in the fixing block, flexible adjustment of the angle of the teaching board is achieved, and therefore the requirements of students and teachers of different heights are met. In addition, through cooperative use of the side plates, the rotating rods, the supporting rods and other assemblies, the stability and durability of the teaching board are enhanced, and meanwhile, components are convenient to maintain and replace. Through arrangement of components such as a sliding rod, a spring and a threaded rod, adjustment of the teaching board is smoother, and use convenience is improved. On the whole, the design improves the teaching efficiency, reduces teaching interruption caused by equipment problems, and improves the teaching quality.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of teaching board, especially a rotatable teaching board. BACKGROUND

[0002] English teaching refers to the process of teaching English to people whose first language is or is not English. English teaching involves various professional theories, including linguistics, second language acquisition, lexicology, syntax, stylistics, corpus theory, cognitive psychology, etc. English teaching is a gradual process, and English learning is essential for people whose first language is or is not English in today's rapidly developing globalization. Many teachers use teaching boards when teaching English. According to the announcement number: CN220662116U, a teaching board is disclosed, which comprises a teaching board, a sliding groove is formed on the upper surface of the teaching board, a first sliding block is connected inside the sliding groove, a guide column is fixedly connected to the upper surface of the first sliding block, and a second sliding block is connected to the outer surface of the guide column. The outer surface of the second sliding block is threadedly connected with a first bolt. The teaching board, through the setting of the sliding groove, the first sliding block, the guide column, the second sliding block and the spring, ensures the levelness of the line drawing by the sliding of the guide column in the sliding groove, changes the position of the second sliding block on the outer surface of the guide column, so that the teacher can draw a four-line grid at any height of the teaching board, the rubber sleeve clamps and fixes the chalk, and under the action of the spring, the chalk is pushed in the sleeve to contact the blackboard, which can automatically compensate for the size change of the chalk, making the four-line grid drawn by the English teacher more accurate and convenient, and bringing great convenience to the teacher's teaching work. However, the above technology still has some defects, such as the traditional teaching board is usually fixed on the wall or support, which cannot be adjusted according to the height or angle of view of the user, resulting in visual fatigue or discomfort after long-term use. In addition, the fixed teaching board is difficult to repair or replace, increasing the maintenance cost and time, which needs to be improved. TECHNICAL FIELD

[0003] The utility model aims at solving the technical problems in the above background technology.

[0004] The utility model discloses a rotatable teaching board, including the shell, the inside of shell is provided with the board body, the side of shell installs the side plate, the right side installation rotating lever of side plate, the surface of rotating lever is provided with the support rod, the top of support rod installs the fixed plate, the right side installation fixed block of fixed plate, the inside of fixed block is provided with the slide rod, the right side installation of slide rod has the pull block, the left side installation of slide rod has the block, the left side installation of block has the clamping block, the right side installation of block has the spring, the inside of support rod is provided with the threaded rod, the right side installation of threaded rod has the rotating handle, the surface of support rod is provided with the support plate, the middle installation of support plate has the cross rod, the bottom of support plate installs the bottom plate, the bottom of bottom plate installs the support pad.

[0005] Preferably, the side plate is symmetrically distributed on the left and right ends of the shell, the rotating lever is rotatably connected between the rotating groove and the support rod, and the support rod is slidably connected between the adjusting groove and the support plate. Here, a flexible height adjustment function is provided.

[0006] Preferably, the slide rod is slidably connected between the sliding groove and the fixed block, the block is slidably connected between the fixed block, and the clamping block is slidably connected between the fixed groove and the shell. Here, it is ensured that loosening or displacement does not easily occur during use.

[0007] Preferably, one end of the spring away from the block is fixed to the inner wall of the fixed block, the spring is slidably connected between the slide rod and the fixed block, and the spring is slidably connected between the fixed block. Here, the operation is more stable.

[0008] Preferably, the threaded rod is rotatably connected between the threaded groove and the support rod, the threaded rod is rotatably connected between the limiting groove and the support plate, and the rotating handle is rotatably connected between the support plate. Here, fine adjustment of the height of the teaching board is achieved.

[0009] Preferably, the support plate is provided with a protrusion, the inside of the protrusion is provided with a mounting groove, the inside of the mounting groove is provided with a mounting block, the top of the mounting block is provided with a storage box, the back of the storage box is provided with a groove, the inside of the storage box is provided with a storage slot, and the inside of the storage slot is provided with a partition. Here, an additional storage space is provided.

[0010] Preferably, the mounting block is slidably connected between the mounting groove and the protrusion, the storage box is slidably connected between the groove and the protrusion, and the partition is fixed in the middle of the storage box. Here, the stability and ease of operation of the storage box are ensured.

[0011] Compared with the prior art, the utility model has the advantages and positive effects that:

[0012] 1. The utility model discloses a rotatable teaching board, which comprises a side plate, a rotating rod, a supporting rod, a rotating groove, a fixing groove, a fixing plate, a fixing block, a sliding groove, a sliding rod, a pulling block, a stop block, a clamping block, a spring, a threaded groove, a threaded rod, a rotating handle, a supporting plate, an adjusting groove and a limiting groove.

[0013] 2. The utility model discloses a rotatable teaching board, which comprises a convex block, a mounting groove, a mounting block, a storage box, a recess, a storage groove and a partition plate. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 A schematic diagram of the rotatable teaching board is provided.

[0015] Figure 2 An exploded schematic diagram of the rotatable teaching board is provided.

[0016] Figure 3 A rear view of the exploded rotatable teaching board is provided.

[0017] Figure 4 A rotatable teaching board is provided. Figure 2 An enlarged view of position A in the rotatable teaching board is provided.

[0018] Figure 5 An enlarged view of position B in the rotatable teaching board is provided. Figure 3

[0019] Figure 6 An enlarged view of position C in the rotatable teaching board is provided. Figure 3

[0020] Legend:

[0021] ​​1, shell; 2, plate body; 3, side plate; 4, rotating rod; 5, support rod; 6, rotating groove; 7, fixed groove; 8, fixed plate; 9, fixed block; 10, sliding groove; 11, sliding rod; 12, pull block; 13, stop block; 14, clamping block; 15, spring; 16, threaded groove; 17, threaded rod; 18, rotating handle; 19, support plate; 20, adjusting groove; 21, limiting groove; 22, cross rod; 23, bottom plate; 24, support pad; 25, protruding block; 26, mounting groove; 27, mounting block; 28, storage box; 29, recess; 30, storage groove; 31, partition plate. DETAILED DESCRIPTION

[0022] In order to more clearly understand the above objectives, features and advantages of the present application, the present application will be further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0023] In the following description, many specific details are set forth in order to provide a thorough understanding of the present application, but the present application can also be implemented in other ways different from those described herein, therefore, the present application is not limited to the specific embodiments disclosed in the following description.

[0024] Embodiment one

[0025] Please refer to Figures 1-5The utility model provides a technical scheme: a rotatable teaching board, including shell 1, the inside of shell 1 is provided with board body 2, the side of shell 1 is installed with side plate 3, the right side of side plate 3 installs the rotation rod 4, the surface of rotation rod 4 is provided with support rod 5, the top of support rod 5 is installed with fixed plate 8, the right side of fixed plate 8 is installed with fixed block 9, the inside of fixed block 9 is provided with sliding rod 11, the right side of sliding rod 11 is installed with pull block 12, the left side of sliding rod 11 is installed with stopper 13, the left side of stopper 13 is installed with clamping block 14, the right side of stopper 13 is installed with spring 15, the inside of support rod 5 is provided with threaded rod 17, the right side of threaded rod 17 is installed with steering wheel 18, the surface of support rod 5 is provided with support plate 19, the middle of support plate 19 is installed with cross rod 22, the bottom of support plate 19 is installed with bottom plate 23, the bottom of bottom plate 23 is installed with support pad 24, through being provided with side plate 3, rotation rod 4, support rod 5, rotation groove 6, fixed groove 7, fixed plate 8, fixed block 9, sliding slot 10, sliding rod 11, pull block 12, stopper 13, clamping block 14, spring 15, screw groove 16, threaded rod 17, steering wheel 18, support plate 19, adjusting groove 20 and limit groove 21, the flexible adjustment of teaching board angle has been realized, thereby adapting the demand of student and teacher of different height. In addition, through the cooperation of side plate 3, rotation rod 4, support rod 5 and other components, the stability and durability of the teaching board are enhanced, and the maintenance and replacement of parts are facilitated. The setting of sliding rod 11, spring 15, threaded rod 17 and other components makes the adjustment of the teaching board more smooth, and improves the convenience of use.Overall, this design improves teaching efficiency, reduces teaching interruptions caused by equipment problems, and improves teaching quality. The side plates 3 are symmetrically distributed on the left and right ends of the shell 1. The rotating rod 4 is connected between the rotating groove 6 and the support rod 5. The support rod 5 is connected between the adjusting groove 20 and the support plate 19. The flexible height adjustment function is provided, so that the teaching board can quickly adapt to different teaching environments according to actual needs, improving teaching efficiency and comfort. The sliding rod 11 is connected between the sliding groove 10 and the fixed block 9. The stop block 13 is connected between the fixed block 9 and the fixed block 9. The clamping block 14 is connected between the fixed groove 7 and the shell 1. The clamping block 14 is connected between the fixed groove 7 and the shell 1. The sliding connection between the clamping block 14 and the shell 1 provides additional safety protection to prevent accidental falling during adjustment, enhancing the safety of use. The spring 15 is fixed to the inner wall of the fixed block 9 away from the stop block 13. The spring 15 is connected between the sliding rod 11 and the fixed block 9. The spring 15 is connected between the sliding rod 11 and the fixed block 9. The operation is more stable. This design not only improves the comfort of users during adjustment, but also helps to prolong the service life of the equipment, as it reduces wear and tear caused by direct hard contact. The threaded rod 17 is connected between the threaded groove 16 and the support rod 5. The threaded rod 17 is connected between the limiting groove 21 and the support plate 19. The handle 18 is connected between the support plate 19 and the support plate 19. The height of the teaching board is adjusted to meet the needs of users of different heights, improving the convenience and comfort of use.

[0026] Example two

[0027] Please refer to Figures 1-3 , 6, the surface of the support plate 19 is provided with a protrusion 25, the inside of the protrusion 25 is provided with an installation groove 26, the inside of the installation groove 26 is provided with an installation block 27, the top end of the installation block 27 is provided with a storage box 28, the back of the storage box 28 is provided with a recess 29, the inside of the storage box 28 is provided with a storage groove 30, the inside of the storage groove 30 is provided with a partition plate 31, which provides additional storage space for storing teaching tools or materials, making the teaching environment more tidy and orderly. The recess 29 on the back of the storage box 28 and the storage groove 30 and the partition plate 31 inside not only facilitate the classification of stored items, but also prevent the items from sliding or mixing during movement or use, improving the efficiency and safety of access. The installation block 27 is connected between the installation groove 26 and the protrusion 25. The storage box 28 is connected between the recess 29 and the protrusion 25. The partition plate 31 is fixed in the middle of the storage box 28 through the storage groove 30. The stability and ease of operation of the storage box 28 are ensured. The partition plate 31 is fixed in the middle of the storage box 28 through the storage groove 30, effectively dividing the internal space of the storage box 28 into two independent areas, facilitating the classification of different types of teaching materials or tools, and improving the efficiency and convenience of teaching preparation.

[0028] Working principle: in use first put the shell 1 in the position needed, the support pad 24 at the bottom end of the bottom plate 23 can be stably supported by the support plate 19 and the support rod 5, and in the process of use, the knob 18 can be pinched and rotated, so that the threaded rod 17 rotates in the inside of the support rod 5 to the outside through the threaded groove 16, when the knob 18 is away from the side of the support plate 19, one hand holds the shell 1 and one foot steps on the crossbar 22, and the shell 1 is pulled up, so that the support rod 5 slides up in the inside of the support plate 19 through the adjusting groove 20, and the threaded rod 17 slides up on the side of the support plate 19 through the limiting groove 21, when the shell 1 and the plate body 2 slide to the position needed, the knob 18 is pinched and rotated again, so that the threaded rod 17 rotates to the inside of the support rod 5 through the threaded groove 16, so as to firmly fix the support rod 5 in the inside of the support plate 19, then the storage box 28 is pinched and the mounting block 27 is correspondingly installed on the mounting groove 26 and pressed downward, so that the mounting block 27 slides down on the top end of the protruding block 25 through the mounting groove 26, and the storage box 28 slides down on the surface of the protruding block 25 through the recess 29, so as to firmly clamp the storage box 28 on the surface of the support plate 19, in the process of use, the items can be classified and stored through the storage groove 30 and the partition plate 31, when turning over is needed in the process of use, the pull block 12 is pinched and pulled to the right side, so that the slide rod 11 slides to the right side in the inside of the fixed plate 8 and the fixed block 9 through the sliding groove 10, and the clamping block 14 is driven to slide into the inside of the fixed block 9 through the blocking block 13, when the clamping block 14 completely slides into the side of the shell 1 through the fixed groove 7 and slides into the inside of the fixed block 9, the knob 18 is pinched and rotated, so that the shell 1 rotates in the middle of the support rod 5 through the side plate 3, the rotating rod 4 and the rotating groove 6, when the shell 1 is turned over, the pull block 12 is released, and the clamping block 14 slides into the inside of the shell 1 through the fixed groove 7 under the elastic force of the spring 15, so as to achieve the effect of fixation.

[0029] The above is only a preferred embodiment of the present application, and is not intended to limit the present application in other forms. Any skilled person in the art can modify or change the above disclosed technical content to equivalent embodiments applied to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present application still falls within the protection scope of the technical scheme of the present application.

Claims

1. A rotatable teaching board comprising a housing (1), characterised in that: The inside of the shell (1) is provided with a plate body (2), the side of the shell (1) is provided with a side plate (3), the right side of the side plate (3) is provided with a rotating rod (4), the surface of the rotating rod (4) is provided with a supporting rod (5), the top end of the supporting rod (5) is provided with a fixed plate (8), the right side of the fixed plate (8) is provided with a fixed block (9), the inside of the fixed block (9) is provided with a sliding rod (11), the right side of the sliding rod (11) is provided with a pull block (12), the left side of the sliding rod (11) is provided with a stop block (13), the left side of the stop block (13) is provided with a clamping block (14), the right side of the stop block (13) is provided with a spring (15), the inside of the supporting rod (5) is provided with a threaded rod (17), the right side of the threaded rod (17) is provided with a rotating handle (18), the surface of the supporting rod (5) is provided with a supporting plate (19), the middle of the supporting plate (19) is provided with a cross rod (22), the bottom end of the supporting plate (19) is provided with a bottom plate (23), the bottom end of the bottom plate (23) is provided with a supporting pad (24).

2. The rotatable whiteboard of claim 1, wherein: The side plate (3) is symmetrically distributed on the left and right ends of the shell (1), the rotating rod (4) is rotatably connected between the rotating groove (6) and the supporting rod (5), and the supporting rod (5) is slidably connected between the adjusting groove (20) and the supporting plate (19).

3. The rotatable whiteboard of claim 1, wherein: The sliding rod (11) is slidably connected between the sliding groove (10) and the fixed block (9), the stop block (13) is slidably connected with the fixed block (9), and the clamping block (14) is slidably connected between the fixed groove (7) and the shell (1).

4. The rotatable whiteboard of claim 1, wherein: One end of the spring (15) away from the stop block (13) is fixed to the inner wall of the fixed block (9), the spring (15) is slidably connected between the sliding rod (11) and the fixed block (9), and the spring (15) is slidably connected between the fixed block (9).

5. The rotatable whiteboard of claim 1, wherein: The threaded rod (17) is rotatably connected between the threaded groove (16) and the supporting rod (5), the threaded rod (17) is rotatably connected between the limiting groove (21) and the supporting plate (19), and the rotating handle (18) is rotatably connected with the supporting plate (19).

6. The rotatable whiteboard of claim 1, wherein: The surface of the supporting plate (19) is provided with a protrusion (25), the inside of the protrusion (25) is provided with a mounting groove (26), the inside of the mounting groove (26) is provided with a mounting block (27), the top end of the mounting block (27) is provided with a storage box (28), the back of the storage box (28) is provided with a recess (29), the inside of the storage box (28) is provided with a storage groove (30), and the inside of the storage groove (30) is provided with a partition plate (31).

7. The rotatable whiteboard of claim 6, wherein: The mounting block (27) is slidably connected between the mounting groove (26) and the protrusion (25), the storage box (28) is slidably connected between the recess (29) and the protrusion (25), and the partition plate (31) is fixed in the middle of the storage box (28) through the storage groove (30).

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