CN214873851U

CN214873851U - Full-automatic blackboard is used in teaching

Info

Publication number: CN214873851U
Application number: CN202120266518.5U
Authority: CN
Inventors: 吴婷婷; 祝孟玄; 张艺; 陈璐琼
Original assignee: Luoyang Normal University
Current assignee: Luoyang Normal University
Priority date: 2021-01-31
Filing date: 2021-01-31
Publication date: 2021-11-26
Anticipated expiration: 2031-01-31

Abstract

The utility model relates to the technical field of teaching aids, in particular to a full-automatic blackboard for teaching, which comprises a rectangular blackboard body, wherein parallel first tracks are arranged on the blackboard body, displacement track seats are respectively arranged on the two first tracks, and the displacement track seats are connected with the first tracks through a displacement motor in a matching way; a second rail is arranged on the two displacement rail seats in a bearing manner, a wiping rail seat which is displaced on the second rail is arranged on the second rail, a dust-absorbing blackboard eraser and a wiping motor are arranged on the wiping rail seat, and the wiping rail seat is matched with the second rail through the wiping motor; the dust-absorbing blackboard eraser comprises a wiping part, a dust-absorbing cavity is arranged in the dust-absorbing blackboard eraser, dust-absorbing holes are formed in the periphery of the wiping part and communicated with the dust-absorbing cavity, and the dust-absorbing cavity is connected with a vacuum mechanism through a pipeline. The blackboard has the function of automatically wiping chalks, can improve the wiping effect by utilizing a dry mode and a wet mode, and simultaneously avoids raised dust.

Description

Full-automatic blackboard is used in teaching

Technical Field

The utility model relates to a teaching aid technical field, in particular to full-automatic blackboard is used in teaching.

Background

The blackboard is not strange to students. The blackboard has the distinct characteristic of being used for teaching as a writing tool and is very widely applied. The current blackboards are various, and have some problems aiming at the class which takes chalk as a main writing tool. The expression is as follows: firstly, after the chalk is written on the blackboard, the chalk characters on the blackboard can be wiped cleanly only by wiping the chalk back and forth for a plurality of times, and secondly, the chalk used for writing is easy to cause the dust of the chalk to fly in the wiping process of the blackboard eraser, which is very unfavorable for the health of human bodies.

Therefore, there is a need for an improvement of the current blackboard in view of these problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a full-automatic blackboard is used in teaching for solve present blackboard eraser and clean hard and the raise dust has the problem of harm to the health.

The utility model discloses the concrete technical scheme who adopts as follows:

a full-automatic blackboard for teaching comprises a rectangular blackboard body, wherein parallel first rails are arranged on the outer sides of two opposite sides of the blackboard body, displacement rail seats moving on the two first rails are respectively arranged on the two first rails, a displacement motor is arranged on each displacement rail seat in a matched mode, and each displacement rail seat is connected with the corresponding first rail in a matched mode through the corresponding displacement motor; a second rail is arranged on the two displacement rail seats in a bearing manner, a wiping rail seat which is displaced on the second rail is arranged on the second rail, a dust-absorbing blackboard eraser and a wiping motor are arranged on the wiping rail seat, and the wiping rail seat is matched with the second rail through the wiping motor; the dust-absorbing blackboard eraser comprises a wiping part, a dust-absorbing cavity is arranged in the dust-absorbing blackboard eraser, dust-absorbing holes are formed in the periphery of the wiping part and communicated with the dust-absorbing cavity, and the dust-absorbing cavity is connected with a vacuum mechanism through a pipeline.

Further, the displacement motor is a stepping motor.

Further, the displacement rail seat is connected with the first rail through a gear structure driven by a displacement motor.

Furthermore, the number of the second rails is two, and the dust collection blackboard eraser is arranged between the two rails.

Further, a cover is provided for the hood along the second track.

Furthermore, the two ends, facing the first track, of the wiping track seat are provided with limit switches, and the wiping motor is a positive and negative motor and is connected with the limit switches.

Furthermore, a wet cloth wiper is arranged on the wiping track seat in a manner of being matched with the dust absorption blackboard eraser, the cloth wiper comprises a water storage cavity and wiping cloth, the wiping cloth is arranged at the bottom of the wet cloth wiper, and water permeable holes are formed between the water storage cavity and the wiping cloth.

Furthermore, the dust-absorbing blackboard eraser and the wet cloth eraser are arranged on a rotating frame, and the rotating frame is arranged on the wiping rail seat through a rotating motor matched with a rotating mechanism.

Compared with the prior art, the utility model, beneficial effect does: the automatic blackboard erasing is realized, the chalk dust on the blackboard is sequentially erased by the dust absorption blackboard eraser under the coordination of the motor, and the dust is absorbed by a vacuum mechanism in the erasing process, so that the dust is prevented from flying to cause damage to human bodies; meanwhile, cloth with certain humidity is arranged to work together with the dust absorption blackboard eraser, after the dust absorption blackboard eraser is used for wiping, the blackboard is wiped secondarily by using wet cloth, and the problem that the wiping effect is poor due to the fact that the dust absorption blackboard eraser cannot wipe out the writing adhered to the blackboard in a high position is solved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural view of the dust-absorbing blackboard eraser of the present invention.

Fig. 3 is a schematic structural view of the wet cloth wiper of the present invention.

Fig. 4 is a schematic structural view of the dust-absorbing blackboard eraser and the wet cloth eraser of the present invention.

In the figure: the blackboard comprises a blackboard body 1, a first rail 2, a rail seat 3, a motor 4, a second rail 5, a rail seat 6, a dust-absorbing blackboard eraser 7, a motor 8, a wiping part 9, a dust-absorbing cavity 10, a dust-absorbing hole 11, a vacuum mechanism 12, an outer cover 13, a limit switch 14, a wet cloth wiper 15, a water storage cavity 16, a wiping cloth 17, a water permeable hole 18, a rotating frame 19 and a rotating motor 20.

Detailed Description

The technical solution of the present invention is further specifically described below by way of specific examples.

In the utility model, if not, the adopted raw materials and equipment can be purchased from the market or commonly used in the field. The methods in the following examples are conventional in the art unless otherwise specified.

Specifically, as shown in fig. 1 to 4, fig. 1 to 4 show a fully automatic blackboard for teaching, which mainly aims to realize automatic wiping of the blackboard and avoid flying of dust during wiping.

Specifically, the blackboard comprises a rectangular blackboard body 1, wherein parallel first rails 2 are arranged on the outer sides of two opposite sides of the blackboard body 1, namely, the first rails 2 can be arranged above and below the blackboard or on the left and right of the blackboard; then, displacement rail seats 3 which move on the two first rails 2 are respectively arranged on the two first rails 2, displacement motors 4 are arranged on the displacement rail seats 3 in a matched mode, the displacement motors 4 are stepping motors, and the displacement rail seats 3 are connected with the first rails 2 in a matched mode through the stepping motors; under the drive of step motor, the motion of displacement track seat 3 on first track 2 is realized as follows: and a limit switch 14 is arranged on the displacement track base 3, the limit switch 14 is connected with the displacement motor 4, and the subsequent cleaning track base 6 is utilized to start the displacement motor 4. The displacement track seat 3 and the first track 2 are connected through a gear structure driven by the displacement motor 4, the displacement track seat 3 is displaced on the first track 2 by matching the displacement track seat 3 with the first track 2, and the gear structure is used for matching the driving of the displacement motor 4.

The two displacement track seats 3 are provided with second tracks 5 in a bearing manner, namely two ends of each second track 5 are arranged on the displacement track seats 3, the number of the second tracks 5 is two, then the second tracks 5 are provided with wiping track seats 6 which are displaced on the second tracks 5, the wiping track seats 6 are provided with dust-absorbing blackboard erasers 7 and wiping motors 8, the wiping track seats 6 are matched with the second tracks 5 through the wiping motors 8 to realize reciprocating displacement of the wiping track seats 6 on the second tracks 5, two ends, facing the first tracks 2, of the wiping track seats 6 are provided with limit switches 14, the wiping motors 8 are positive and negative motors and are connected with the limit switches 14, and reciprocating of the wiping track seats 6 is controlled and matched through the limit switches 14; the dust-absorbing blackboard eraser 7 is arranged between the two second rails 5.

The dust collection blackboard eraser 7 comprises a wiping part 9, a dust collection cavity 10 is arranged in the dust collection blackboard eraser 7, dust collection holes 11 are formed in the periphery of the wiping part 9, the dust collection holes 11 are communicated with the dust collection cavity 10, the dust collection cavity 10 is connected with a vacuum mechanism 12 through a pipeline, and dust is absorbed in time by the vacuum mechanism 12 to avoid dust raising.

The wiping track seat 6 is also provided with a wet cloth wiper 15 matched with the dust absorption blackboard eraser 7, the wet cloth wiper 15 comprises a water storage cavity 16 and wiping cloth 17, the wiping cloth 17 is arranged at the bottom of the wet cloth wiper 15, and a water permeable hole 18 is arranged between the water storage cavity 16 and the wiping cloth 17. The chalk on the blackboard can be completely wiped clean by using the wet cloth eraser 15 and the dust absorption blackboard eraser 7 in a dry and wet mode.

The directions of the wet cloth eraser 15 and the dust collection blackboard eraser 7 are dry in front and wet in back, therefore, in order to ensure the matching mode, the dust collection blackboard eraser 7 and the wet cloth eraser 15 are arranged on a rotating frame 19, the rotating frame 19 is arranged on the wiping track seat 6 through a rotating motor 20 matched with a rotating mechanism, and the rotating motor 20 is started by utilizing a limit switch 14, so that the positions of the wet cloth eraser 15 and the dust collection blackboard eraser 7 are exchanged. Specifically, the output end of the rotating motor 20 is matched with the gear to rotate the rotating frame 19 discontinuously, that is, after the wiping rail seat 6 reaches the edge of the blackboard, the rotating frame is started to rotate, so that the positions of the wet cloth wiper 15 and the dust collection blackboard eraser 7 are adjusted, and therefore the wet cloth wiper 15 is ensured to work behind the dust collection blackboard eraser 7 all the time.

In order to further prevent dust from flying, the cover 13 is arranged for the cover along the second rail 5, and the dust collection blackboard eraser 7 is closed on the working track by the cover 13, so that the dust flying is avoided.

The blackboard that the aforesaid provided has cooperated automatic blackboard eraser to realize the automation mechanized operation of wiping, avoided the injury of dust to the human body, be favorable to the student of profession college to walk the healthy in the post work teaching work in the future very much.

The above-described embodiments are merely preferred embodiments of the present invention, which are not intended to be limiting in any way, and other variations and modifications are possible without departing from the scope of the invention as set forth in the following claims.

Claims

1. The utility model provides a full-automatic blackboard is used in teaching which characterized in that: the blackboard comprises a rectangular blackboard body (1), wherein parallel first rails (2) are arranged on the outer sides of two opposite sides of the blackboard body (1), displacement rail seats (3) moving on the two first rails (2) are respectively arranged on the two first rails, a displacement motor (4) is arranged on each displacement rail seat (3) in a matched manner, and each displacement rail seat (3) is connected with the corresponding first rail (2) in a matched manner through the corresponding displacement motor (4); a second rail (5) is arranged on the two displacement rail seats (3) in a bearing manner, a wiping rail seat (6) which is displaced on the second rail (5) is arranged on the second rail, a dust-absorbing blackboard eraser (7) and a wiping motor (8) are arranged on the wiping rail seat (6), and the wiping rail seat (6) is matched with the second rail (5) through the wiping motor (8); the dust collection blackboard eraser (7) comprises a wiping part (9), a dust collection cavity (10) is arranged in the dust collection blackboard eraser (7), dust collection holes (11) are formed in the periphery of the wiping part (9), the dust collection holes (11) are communicated with the dust collection cavity (10), and the dust collection cavity (10) is connected with a vacuum mechanism (12) through a pipeline.

2. The full-automatic blackboard for teaching according to claim 1, characterized in that: the displacement motor (4) is a stepping motor.

3. The full-automatic blackboard for teaching according to claim 2, characterized in that: the displacement track seat (3) is connected with the first track (2) through a gear structure driven by a displacement motor (4).

4. The full-automatic blackboard for teaching according to claim 2, characterized in that: the number of the second tracks (5) is two, and the dust collection blackboard eraser (7) is arranged between the two tracks.

5. The full-automatic blackboard for teaching according to claim 2, characterized in that: a cover (13) is provided for covering along the second rail (5).

6. The full-automatic blackboard for teaching according to claim 2, characterized in that: both ends of the wiping track seat (6) facing the first track (2) are provided with limit switches (14), and the wiping motor (8) is a positive and negative motor and is connected with the limit switches (14).

7. The full-automatic blackboard for teaching according to claim 2, characterized in that: the wiping track seat (6) is also provided with a wet cloth wiper (15) matched with the dust absorption blackboard eraser (7), the cloth wiper comprises a water storage cavity (16) and wiping cloth (17), the wiping cloth (17) is arranged at the bottom of the wet cloth wiper (15), and a water permeable hole (18) is arranged between the water storage cavity (16) and the wiping cloth (17).

8. The full-automatic blackboard for teaching according to claim 2, characterized in that: the dust-absorbing blackboard eraser (7) and the wet cloth eraser (15) are arranged on a rotating frame (19), and the rotating frame (19) is arranged on the wiping rail seat (6) through a rotating motor (20) matched with a rotating mechanism.