CN215826326U

CN215826326U - Board is used in mathematical education with automatic dust removal function

Info

Publication number: CN215826326U
Application number: CN202121834351.4U
Authority: CN
Inventors: 梁先乐
Original assignee: Zhejiang Tenghao Machinery Technology Co ltd
Current assignee: Zhejiang Tenghao Machinery Technology Co ltd
Priority date: 2021-08-07
Filing date: 2021-08-07
Publication date: 2022-02-15
Anticipated expiration: 2031-08-07

Abstract

The utility model discloses a writing board with an automatic dust removal function for mathematical teaching, which comprises a main body, wherein a sliding rod is fixedly connected to the inner wall of the main body, an erasing mechanism is slidably connected to the outer wall of the sliding rod, the erasing mechanism comprises a sliding block, the outer wall of the sliding block is fixedly connected with a connecting frame, gear boxes are fixedly connected to the outer walls of two sides of the connecting frame, a motor is fixedly connected to the outer wall of each gear box, and a driving wheel is fixedly connected to the output end of the motor. The sliding block on the erasing mechanism can drive the erasing block on the erasing mechanism to generate friction with the surfaces of the driving plate and the driven plate, so that the effect of erasing characters on the surface of the writing board is achieved, the motor can rotate the driving wheel, the driven wheel meshed with the driving wheel can rotate in the opposite direction, and the first moving part and the second moving part which are respectively connected form a parallelogram structure after being connected with the erasing block, so that the parallelogram structure is deformed, and the effect of pulling up the erasing block is achieved.

Description

Board is used in mathematical education with automatic dust removal function

Technical Field

The utility model belongs to the technical field of writing boards for teaching, and particularly relates to a writing board with an automatic dust removal function for mathematical teaching.

Background

The blackboard is not particularly a black board, and traditionally, the blackboard is a ground plane which can be repeatedly written by chalk, has a hard board surface and is mainly used for teaching.

However, the conventional apparatus has the following problems in use:

the traditional writing board needs to be erased manually by using the blackboard eraser after writing on the board, so that precious teaching time is wasted.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide the writing board with the automatic dust removal function for the mathematical education, and the writing board has the advantages of quick face replacement and convenience in clearing.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a board for mathematical education with automatic dust removal function, includes the main part, the inner wall fixedly connected with slide bar of main part, the outer wall sliding connection of slide bar has the mechanism of erasing, it includes the sliding block to erase the mechanism, the outer wall fixedly connected with link of sliding block, the both sides outer wall fixedly connected with gear box of link, every the equal fixedly connected with motor of outer wall of gear box, the output fixedly connected with action wheel of motor, the first moving part of outer wall fixedly connected with of action wheel, the outer wall transmission of action wheel is connected with from the driving wheel, from the outer wall fixedly connected with second moving part of driving wheel, the inner wall rotation of first moving part and second moving part is connected with wipes the piece.

Preferably, the top outer wall of the main body is fixedly connected with a controller, the output end of the controller is fixedly connected with a driving gear, the outer wall of the driving gear is fixedly connected with a top connecting rod, the outer wall of the top connecting rod is fixedly connected with a driving plate, the bottom outer wall of the driving plate is fixedly connected with a bottom connecting rod, the outer wall of the driving gear is in transmission connection with a driven gear, and the outer wall of the driven gear is fixedly connected with a driven plate.

Preferably, the outer wall of the main body is rotatably connected with a first support rod, and the outer wall of the main body is rotatably connected with a second support rod.

Preferably, the outer wall of the first support rod is rotatably connected with a first connecting rod, the outer wall of the second support rod is rotatably connected with a second connecting rod, the inner walls of the first connecting rod and the second connecting rod are rotatably connected with a connecting piece, the inner wall of the main body is provided with a sliding groove, and the inner wall of the sliding groove is slidably connected with the outer wall of the connecting piece.

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

1. the erasing block on the erasing mechanism can be driven to rub the surfaces of the driving plate and the driven plate through the sliding block on the erasing mechanism, so that the effect of erasing characters on the surface of the writing board is achieved, the driving plate and the driven plate can rotate, the erasing block cannot be always in contact with the surface of the driving plate, otherwise, the rotation of the erasing block can be influenced, the motor can rotate the driving wheel, the driven wheel meshed with the driving wheel can rotate in the reverse direction, and the first moving part and the second moving part which are respectively connected form a parallelogram structure after the erasing block is connected, so that the motor can control the parallelogram structure to deform, the effect of pulling up the erasing block is achieved, and the effect of influencing the rotation of the driving plate and the driven plate is avoided.

2. The controller can control the rotation of driving gear to make the initiative board carry out the turn-over, the top connecting rod not only plays the effect of connecting driving gear and initiative board, but also with the bottom connecting rod joint in the inner wall of main part together, for the effect that the initiative board provided the revolute pair, driving gear and driven gear intermeshing, thereby also make the passive plate carry out the effect of turn-over, thereby reach the effect that the board traded the face fast.

Drawings

FIG. 1 is a schematic view of the main structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the main body of the present invention;

FIG. 3 is a schematic diagram of an erasing mechanism according to the present invention;

FIG. 4 is a schematic cross-sectional view of the gear box of the erasing mechanism of the present invention.

In the figure: 1. a main body; 2. a slide bar; 3. an erasing mechanism; 4. a control machine; 5. a driving gear; 6. a top link; 7. a driving plate; 8. a bottom link; 9. a driven gear; 10. a passive plate; 11. a first support bar; 12. a second support bar; 13. a first connecting rod; 14. a second connecting rod; 15. a connecting member; 16. a chute; 300. a slider; 301. a connecting frame; 302. a gear box; 303. a motor; 304. a driving wheel; 305. a first movable member; 306. a driven wheel; 307. a second movable member; 308. and (6) wiping the blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a board for mathematical education with automatic dust removal function, including main part 1, the inner wall fixedly connected with slide bar 2 of main part 1, the outer wall sliding connection of slide bar 2 erases mechanism 3, it includes slide block 300 to erase mechanism 3, the outer wall fixedly connected with link 301 of slide block 300, the both sides outer wall fixedly connected with gear box 302 of link 301, the equal fixedly connected with motor 303 of outer wall of every gear box 302, the output fixedly connected with action wheel 304 of motor 303, the first moving part 305 of outer wall fixedly connected with of action wheel 304, the outer wall transmission of action wheel 304 is connected with from driving wheel 306, from the outer wall fixedly connected with second moving part 307 of driving wheel 306, the inner wall rotation of first moving part 305 and second moving part 307 is connected with and wipes piece 308.

In this embodiment, the sliding block 300 on the erasing mechanism 3 can drive the erasing block 308 on the erasing mechanism 3 to rub against the surfaces of the driving plate 7 and the driven plate 10, so as to erase the characters on the surface of the tablet, because the driving plate 7 and the driven plate 10 can rotate, the erasing block 308 cannot always contact with the surface of the driving plate 7 and the driven plate 10, otherwise, the rotation of the erasing block will be affected, so the motor 303 can rotate the driving wheel 304, and the driven wheel 306 engaged with the driving wheel can rotate in the opposite direction, because the first movable element 305 and the second movable element 307 respectively connected with the driving plate and the driven plate form a parallelogram structure after connecting with the erasing block 308, the motor 303 can control the parallelogram structure to deform, thereby achieving the effect of pulling up the erasing block 308, and further avoiding affecting the rotation of the driving plate 7 and the driven plate 10.

Specifically, the top outer wall fixedly connected with controller 4 of main part 1, the output end fixedly connected with driving gear 5 of controller 4, the outer wall fixedly connected with top connecting rod 6 of driving gear 5, the outer wall fixedly connected with driving plate 7 of top connecting rod 6, the bottom outer wall fixedly connected with bottom connecting rod 8 of driving plate 7, the outer wall transmission of driving gear 5 is connected with driven gear 9, the outer wall fixedly connected with driven plate 10 of driven gear 9.

In this embodiment, the controller 4 can control the rotation of the driving gear 5, so that the driving plate 7 is turned, the top connecting rod 6 not only plays a role in connecting the driving gear 5 and the driving plate 7, but also is clamped in the inner wall of the main body 1 together with the bottom connecting rod 8, so as to provide a rotating pair for the driving plate 7, the driving gear 5 and the driven gear 9 are meshed with each other, so that the driven plate 10 is turned, and the effect of quickly changing the face of the tablet is achieved.

Specifically, the outer wall of the main body 1 is rotatably connected with a first support rod 11, and the outer wall of the main body 1 is rotatably connected with a second support rod 12.

In this embodiment, the first support bar 11 and the second support bar 12 can be opened to support the main body 1.

Specifically, the outer wall of the first support rod 11 is connected with a first connecting rod 13 in a rotating manner, the outer wall of the second support rod 12 is connected with a second connecting rod 14 in a rotating manner, the inner walls of the first connecting rod 13 and the second connecting rod 14 are connected with a connecting piece 15 in a rotating manner, the inner wall of the main body 1 is provided with a sliding groove 16, and the inner wall of the sliding groove 16 is connected with the outer wall of the connecting piece 15 in a sliding manner.

In this embodiment, the stability of the first support rod 11 and the second support rod 12 can be improved by the first connecting rod 13 and the second connecting rod 14, and the first connecting rod 13 and the second connecting rod 14 are connected to the connecting member 15, so that the connecting member 15 slides in the sliding groove 16, thereby achieving the limiting effect and preventing the first support rod 11 and the second support rod 12 from being over-tensioned.

The working principle and the using process of the utility model are as follows: because the traditional writing board needs to be manually erased by using the blackboard eraser after writing a blackboard, valuable teaching time is wasted, the erasing block 308 on the erasing mechanism 3 can be driven by the sliding block 300 on the erasing mechanism 3 to rub with the surfaces of the driving plate 7 and the driven plate 10, so as to erase characters on the surface of the writing board, because the driving plate 7 and the driven plate 10 can rotate, the erasing block 308 cannot be always contacted with the surface, otherwise, the rotation of the driving plate can be influenced, the motor 303 can rotate the driving wheel 304, the driven wheel 306 meshed with the driving wheel 303 can rotate in the opposite direction, because the first moving part 305 and the second moving part 307 which are respectively connected with the driving plate 7 and the driven plate 307 form a parallelogram structure after being connected with the erasing block 308, the motor 303 can control the parallelogram structure to deform, so as to achieve the effect of pulling up the erasing block 308, and further avoid influencing the rotation effect of the driving plate 7 and the driven plate 10, the control machine 4 can control the rotation of the driving gear 5, so that the driving plate 7 is turned, the top connecting rod 6 not only plays a role of connecting the driving gear 5 and the driving plate 7, but also is clamped in the inner wall of the main body 1 together with the bottom connecting rod 8 to provide the action of a revolute pair for the driving plate 7, the driving gear 5 is meshed with the driven gear 9, thereby also enabling the passive plate 10 to turn over, thereby achieving the effect of quickly changing the face of the tablet, the first support rod 11 and the second support rod 12 can play a role of supporting the main body 1 after being opened, the first connecting rod 13 and the second connecting rod 14 can improve the structural stability of the first support rod 11 and the second support rod 12, when the first connecting rod 13 and the second connecting rod 14 are connected to the connecting piece 15, the connecting piece 15 slides in the sliding groove 16 to achieve the limiting function, and the first supporting rod 11 and the second supporting rod 12 are prevented from being over-tensioned.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a board for mathematical education with automatic dust removal function, includes main part (1), its characterized in that: the inner wall of the main body (1) is fixedly connected with a slide bar (2), the outer wall of the slide bar (2) is connected with an erasing mechanism (3) in a sliding way, the erasing mechanism (3) comprises a sliding block (300), the outer wall of the sliding block (300) is fixedly connected with a connecting frame (301), gear boxes (302) are fixedly connected with the outer walls of the two sides of the connecting frame (301), a motor (303) is fixedly connected with the outer wall of each gear box (302), the output end of the motor (303) is fixedly connected with a driving wheel (304), the outer wall of the driving wheel (304) is fixedly connected with a first movable piece (305), the outer wall of the driving wheel (304) is connected with a driven wheel (306) in a transmission way, the outer wall of the driven wheel (306) is fixedly connected with a second movable piece (307), the inner walls of the first movable piece (305) and the second movable piece (307) are rotatably connected with a wiping block (308).

2. The tablet for mathematical education with the automatic dust removal function according to claim 1, characterized in that: the utility model discloses a driving gear, including main part (1), the top outer wall fixedly connected with controller (4) of main part (1), the output fixedly connected with driving gear (5) of controller (4), the outer wall fixedly connected with top connecting rod (6) of driving gear (5), the outer wall fixedly connected with driving plate (7) of top connecting rod (6), the bottom outer wall fixedly connected with bottom connecting rod (8) of driving plate (7), the outer wall transmission of driving gear (5) is connected with driven gear (9), the outer wall fixedly connected with driven plate (10) of driven gear (9).

3. The tablet for mathematical education with the automatic dust removal function according to claim 1, characterized in that: the outer wall of main part (1) rotates and is connected with first bracing piece (11), the outer wall of main part (1) rotates and is connected with second bracing piece (12).

4. The tablet for mathematical education with the automatic dust removal function according to claim 3, characterized in that: the outer wall of first bracing piece (11) rotates and is connected with head rod (13), the outer wall of second bracing piece (12) rotates and is connected with second connecting rod (14), the inner wall of head rod (13) and second connecting rod (14) rotates and is connected with connecting piece (15), spout (16) have been seted up to the inner wall of main part (1), the outer wall sliding connection of the inner wall of spout (16) and connecting piece (15).