CN220281001U

CN220281001U - Demonstration teaching aid

Info

Publication number: CN220281001U
Application number: CN202223500374.9U
Authority: CN
Inventors: 李欣
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2024-01-02
Anticipated expiration: 2032-12-27

Abstract

The utility model discloses a display teaching aid, and relates to the technical field of display teaching aids. This show teaching aid, including show board, bracing piece and base, the quantity of bracing piece is two, two the bracing piece is fixed connection in the both sides of show board respectively, base fixed connection is in the lower extreme of bracing piece, the base is the I shape, be provided with the gyro wheel on the base, the removal groove has been seted up on the show board, the inside rotation in removal groove is connected with the threaded rod. This show teaching aid, the rotation of threaded rod makes the slider drive and cleans board and sponge and wipe the board and remove, consequently the sponge is wiped the board and is cleaned the handwriting on the show board, simultaneously under the setting of spring for the sponge is wiped the board and can be laminated with the show board all the time, consequently makes the sponge wipe the board atress more even, and then ensures and cleans the effect, simultaneously does not need teacher to clean manually, consequently reduces the production of arm ache phenomenon, ensures simultaneously that the show board can clean more cleanly.

Description

Demonstration teaching aid

Technical Field

The utility model relates to the technical field of display teaching aids, in particular to a display teaching aid.

Background

The most common display teaching aid in life is a whiteboard, when teaching children, a teacher needs to write and draw on the display board to culture the interest and imagination of the learning of the children, and important teaching contents of activities are recorded on the whiteboard to guide the understanding of the children so as to achieve the teaching purpose;

at present, the whiteboard records teaching contents on the whiteboard through the fountain pen, if the contents on the whiteboard are cleaned, a teacher needs to manually clean the whiteboard, the manual cleaning can not be clean due to the cleaning caused by uneven force, and repeated cleaning can cause the pain phenomenon of the arms of the teacher when the teaching contents are more, so that the display teaching aid is provided to solve the problems.

Disclosure of Invention

The utility model aims to at least solve one of the technical problems in the prior art, and provides a display teaching aid which can solve the problems that a teacher needs to manually wipe, the manual wiping is not clean due to uneven force, and meanwhile, when the teaching content is more, repeated wiping can cause the pain of the arms of the teacher.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a show teaching aid, includes show board, bracing piece and base, the quantity of bracing piece is two, two the bracing piece is fixed connection in the both sides of show board respectively, base fixed connection is in the lower extreme of bracing piece, the base is the I shape, be provided with the gyro wheel on the base, the removal groove has been seted up on the show board, the inside in removal groove rotates and is connected with the threaded rod, be provided with wiping mechanism on the threaded rod.

Preferably, the wiping mechanism comprises a sliding block, the sliding block is slidably connected in the moving groove, the sliding block is in threaded connection with the threaded rod, a driving motor is fixedly connected to the display board, the output end of the driving motor is fixedly connected with the threaded rod, a wiping board in an inverted L shape is fixedly connected to the sliding block, and a sponge wiping board is arranged on one side, close to the display board, of the wiping board.

Preferably, the draw-in groove has been seted up to one side that the board is close to the show board to the scrubbing, one side fixedly connected with spring that the board is close to the scrubbing is wiped to the sponge, the one end fixedly connected with fixture block that the spring did not contact with the board is wiped to the sponge, the inside at the draw-in groove of fixture block activity joint.

Preferably, the inner wall of the clamping groove is provided with a built-in hole, the inside of the built-in hole is connected with a clamping rod in a sliding manner, the inside of the built-in hole is fixedly connected with a tension spring, and one end of the tension spring, which is close to the clamping rod, is fixedly connected with the clamping rod.

Preferably, the clamping holes are formed in two sides of the clamping block, and one end of the clamping rod, which is arc-shaped, is clamped in the clamping holes.

Preferably, one end of the clamping rod, which is close to the clamping hole, is arc-shaped, and the sliding block and the moving groove are rectangular.

Compared with the prior art, the utility model has the beneficial effects that:

(1) This show teaching aid, when needs clean the handwriting on the show board, start driving motor, consequently driving motor's output drives the threaded rod and rotates, the rotation of threaded rod makes the slider drive and cleans board and sponge and wipe the board and remove, consequently, the sponge is wiped the handwriting on the show board, simultaneously under the setting of spring for the sponge is wiped the board and can be laminated with the show board all the time, consequently makes the sponge wipe the board atress more even, and then guarantees to clean the effect, does not need teacher to clean manually simultaneously, consequently reduces the production of arm ache phenomenon, ensures simultaneously that the show board can clean more cleanly.

(2) This show teaching aid through setting up the slider into the rectangle with the removal groove, consequently under the inner wall in removal groove and the mutual restriction on slider surface for the slider can only follow the rotation of threaded rod and remove, can not follow the rotation of threaded rod and produce the rotation phenomenon, consequently ensures to wipe board and sponge and wipe the board and carry out normal removal, consequently ensures and cleans the effect.

(3) This show teaching aid, when the sponge wipe the board and produce wearing and tearing or wipe the effect when descending in long-term use, consequently pulling sponge wipe board or fixture block downwardly moving, the sponge wipe the board and drive the inside removal of fixture block at the draw-in groove through the spring, consequently make the draw-in lever break away from the inside of draw-in hole, and then can be light change sponge wipe the board, consequently ensure and clean the effect, make the sponge wipe the change of board light convenient more simultaneously.

Drawings

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

FIG. 1 is a schematic diagram showing the structure of a teaching aid according to the present utility model;

FIG. 2 is a schematic view of the utility model in a disassembled state of the scrubbing plate and the sponge scrubbing plate;

FIG. 3 is a schematic front view of a wiper plate of the present utility model;

fig. 4 is an enlarged schematic view of fig. 1 at a in accordance with the present utility model.

Reference numerals: 1. a display board; 2. a support rod; 3. a base; 4. a roller; 5. a moving groove; 51. a threaded rod; 52. a drive motor; 53. a slide block; 6. a sponge scrubbing plate; 61. a clamping block; 62. a spring; 63. a clamping hole; 7. a wiper plate; 71. a clamping groove; 72. a clamping rod; 73. a tension spring; 74. and a hole is arranged in the inner part.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, greater than, less than, exceeding, etc. are understood to exclude this number, and above, below, within, etc. are understood to include this number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a show teaching aid, includes show board 1, bracing piece 2 and base 3, and the quantity of bracing piece 2 is two, and two bracing pieces 2 are fixed connection respectively in the both sides of show board 1, and base 3 fixed connection is in the lower extreme of bracing piece 2, and base 3 is the I shape, is provided with gyro wheel 4 on the base 3, has seted up removal groove 5 on the show board 1, and the inside rotation in removal groove 5 is connected with threaded rod 51, is provided with wiping mechanism on the threaded rod 51;

through the roller 4 arranged on the base 3, the display board 1 can move through the roller 4, and the display board 1 is easier and more convenient in the moving process;

the base 3 is I-shaped, so that the stability of the base is improved, and the display board 1 is more stable and is not easy to warp when being placed on the ground;

further, the wiping mechanism comprises a sliding block 53, the sliding block 53 is slidably connected in the moving groove 5, the sliding block 53 is in threaded connection with the threaded rod 51, a driving motor 52 is fixedly connected to the display board 1, the output end of the driving motor 52 is fixedly connected with the threaded rod 51, the sliding block 53 is fixedly connected with a wiping board 7 in an inverted L shape, and a sponge wiping board 6 is arranged on one side, close to the display board 1, of the wiping board 7;

a clamping groove 71 is formed in one side, close to the display board 1, of the wiping board 7, a spring 62 is fixedly connected to one side, close to the wiping board 7, of the sponge wiping board 6, a clamping block 61 is fixedly connected to one end, not contacted with the sponge wiping board 6, of the spring 62, and the clamping block 61 is movably clamped in the clamping groove 71;

when the handwriting on the display board 1 is required to be wiped, the driving motor 52 is started, so that the output end of the driving motor 52 drives the threaded rod 51 to rotate, the sliding block 53 drives the wiping board 7 and the sponge wiping board 6 to move by the rotation of the threaded rod 51, the sponge wiping board 6 wipes the handwriting on the display board 1, and meanwhile, the sponge wiping board 6 can be always attached to the display board 1 under the arrangement of the spring 62, so that the stress of the sponge wiping board 6 is more uniform, and the wiping effect is ensured;

wherein, the sliding block 53 and the moving groove 5 are rectangular;

by setting the slider 53 and the moving groove 5 to be rectangular, the slider 53 can move only following the rotation of the threaded rod 51 without generating a rotation phenomenon following the rotation of the threaded rod 51 under the mutual restriction of the inner wall of the moving groove 5 and the surface of the slider 53, thereby ensuring normal movement of the wiping plate 7 and the sponge wiping plate 6, and thus ensuring wiping effect.

Further, a built-in hole 74 is formed in the inner wall of the clamping groove 71, a clamping rod 72 is connected in a sliding manner in the built-in hole 74, a tension spring 73 is fixedly connected in the built-in hole 74, and one end, close to the clamping rod 72, of the tension spring 73 is fixedly connected with the clamping rod 72;

clamping holes 63 are formed in two sides of the clamping block 61, one end, close to the clamping holes 63, of the clamping rod 72 is arc-shaped, and one end, in the arc shape, of the clamping rod 72 is clamped in the clamping holes 63;

when the sponge wipe-off plate 6 is worn and torn or the wiping effect is reduced in long-term use, the sponge wipe-off plate 6 or the clamping block 61 is pulled to move downwards, the sponge wipe-off plate 6 drives the clamping block 61 to move in the clamping groove 71 through the spring 62, so that the clamping rod 72 is separated from the clamping hole 63, and the sponge wipe-off plate 6 can be easily replaced, so that the wiping effect is ensured, and meanwhile, the replacement of the sponge wipe-off plate 6 is easier and more convenient.

Working principle: when the handwriting on the display board 1 needs to be wiped, the driving motor 52 is started, so that the output end of the driving motor 52 drives the threaded rod 51 to rotate, the sliding block 53 drives the wiping board 7 and the sponge wiping board 6 to move by the rotation of the threaded rod 51, the handwriting on the display board 1 is wiped by the sponge wiping board 6, and meanwhile under the arrangement of the springs 62, the sponge wiping board 6 can be always attached to the display board 1, so that the stress of the sponge wiping board 6 is more uniform, and the wiping effect is ensured.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims

1. The utility model provides a show teaching aid, includes show board (1), bracing piece (2) and base (3), its characterized in that: the number of the support rods (2) is two, the two support rods (2) are respectively and fixedly connected to two sides of the display board (1), the base (3) is fixedly connected to the lower end of the support rods (2), the base (3) is I-shaped, the base (3) is provided with rollers (4), the display board (1) is provided with a movable groove (5), a threaded rod (51) is rotatably connected to the inside of the movable groove (5), and a wiping mechanism is arranged on the threaded rod (51);

the wiping mechanism comprises a sliding block (53), the sliding block (53) is slidably connected in the moving groove (5), the sliding block (53) is in threaded connection with a threaded rod (51), a driving motor (52) is fixedly connected to the display board (1), the output end of the driving motor (52) is fixedly connected with the threaded rod (51), a wiping board (7) in an inverted L shape is fixedly connected to the sliding block (53), and a sponge wiping board (6) is arranged on one side, close to the display board (1), of the wiping board (7);

the utility model discloses a display board, including sponge scrubbing plate (6), spring (62) are connected with, scrubbing plate (7) are close to one side of show board (1) and have seted up draw-in groove (71), sponge scrubbing plate (6) are close to one side fixedly connected with spring (62) of scrubbing plate (7), one end fixedly connected with fixture block (61) of spring (62) and sponge scrubbing plate (6) contact, the inside at draw-in groove (71) of fixture block (61) activity joint.

2. A display teaching aid according to claim 1 and characterized in that: the sliding block (53) and the moving groove (5) are rectangular.

3. A display teaching aid according to claim 1 and characterized in that: the inner wall of the clamping groove (71) is provided with a built-in hole (74), the inside of the built-in hole (74) is connected with a clamping rod (72) in a sliding mode, the inside of the built-in hole (74) is fixedly connected with a tension spring (73), and one end, close to the clamping rod (72), of the tension spring (73) is fixedly connected with the clamping rod (72).

4. A display teaching aid according to claim 3 and characterized in that: clamping holes (63) are formed in two sides of the clamping block (61), and one end of the clamping rod (72) in an arc shape is clamped in the clamping holes (63).

5. A display teaching aid according to claim 4 and characterized in that: one end of the clamping rod (72) close to the clamping hole (63) is arc-shaped.