CN212555613U

CN212555613U - Multifunctional blackboard

Info

Publication number: CN212555613U
Application number: CN202021513258.9U
Authority: CN
Inventors: 平羽翔
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2021-02-19
Anticipated expiration: 2030-07-24

Abstract

The utility model discloses a multifunctional blackboard, including frame, blackboard body and fly leaf, be equipped with the blackboard body in the frame, the blackboard body front end is equipped with the fly leaf, and the fly leaf upper end is equipped with flexible pipe, and the fly leaf rear end corresponds the blackboard body and is equipped with the blackboard eraser, and blackboard eraser and blackboard body laminating, the left and right sides that the fly leaf rear end is located the blackboard eraser all is equipped with the dust absorption mouth, flexible pipe right-hand member is equipped with the dust absorption pipe, is equipped with the pump body on the dust absorption pipe, and dust absorption pipe lower extreme is connected with the dust collection case, and the dust absorption mouth communicates through flexible pipe, dust absorption pipe and dust collection case, both ends all are equipped with the fixed plate about the blackboard body. The utility model discloses during the use, the motor drives pivot, bevel gear two, bevel gear and screw rod and rotates, and the screw rod drives fixed plate and blackboard body up-and-down motion, is applicable to the user of different heights and uses easy operation, convenient to use.

Description

Multifunctional blackboard

Technical Field

The utility model relates to a teaching material utensil technical field specifically is a multifunctional blackboard.

Background

The blackboard is not particularly a black board, is a plane which can be repeatedly written by chalk in the traditional sense, is hard, and is mainly used for teaching. The blackboard is generally made of wood board or ground glass, and can be written on by using specific writing materials such as chalk. Mostly black, greenish black, white or beige.

When the existing blackboard is used, the existing blackboard is often fixed on a wall, the height of the existing blackboard cannot be adjusted according to the heights of different users, the function is single, and the requirements of the users cannot be met. Therefore, the utility model provides a multifunctional blackboard to solve the problem that the aforesaid was proposed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multifunctional blackboard to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a multifunctional blackboard comprises a frame, a blackboard body and a movable plate, wherein the blackboard body is arranged in the frame, the movable plate is arranged at the front end of the blackboard body, a telescopic pipe is arranged at the upper end of the movable plate, the rear end of the movable plate is provided with a blackboard eraser corresponding to the blackboard body, the blackboard eraser is attached to the blackboard body, dust suction ports are formed in the left side and the right side of the blackboard eraser at the rear end of the movable plate, a dust suction pipe is arranged at the right end of the telescopic pipe, a pump body is arranged on the dust suction pipe, a dust collection box is connected to the lower end of the dust suction pipe, the dust suction ports are communicated with the dust collection box through the telescopic pipe and the dust suction pipe, fixed plates are arranged at the upper end and the lower end of the blackboard body, a screw rod is in threaded connection with the fixed plate at, the lower end of the motor is fixedly connected with the frame.

As a further scheme of the utility model, the fly leaf front end is equipped with the handle, and the handle left side corresponds the pump body and is equipped with shift knob, and shift knob and pump body electric connection.

As the utility model discloses scheme further again, flexible pipe upper end is equipped with the slider, and the frame corresponds the slider upper end and is equipped with spout, slider sliding connection frame.

As the utility model discloses the scheme of furthering again, be equipped with the fixed pulley on the dust absorption pipe, fixed pulley upper end fixed connection frame, and the dust absorption pipe and the laminating of fixed pulley.

As a further proposal of the utility model, a dust collecting box is arranged in the dust collecting box, a clamping groove is arranged at the lower end of the dust collecting box corresponding to the dust collecting box in the dust collecting box, and the dust collecting box is connected with the dust collecting box in a sliding way.

As the utility model discloses scheme further again, be equipped with the corresponding left side between the frame the fixed plate is equipped with the slide bar, and the slide bar runs through the left side the fixed plate.

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

1. the utility model discloses during the use, the motor drives pivot, bevel gear two, bevel gear and screw rod and rotates, and the screw rod drives fixed plate and blackboard body up-and-down motion, is applicable to the user of different heights and uses easy operation, convenient to use.

2. The utility model discloses during the use, press shift knob to make the pump body be convenient for absorb the chalk dust that the blackboard eraser during operation produced through dust absorption pipe, flexible pipe and dust absorption mouth, reduced the chalk dust and produced the raise dust, also reduced staff's suction simultaneously, protected staff's health.

3. The utility model discloses during the use, the dust collection box and the dust collection box of setting are convenient for store chalk dust, take out dust collection box from the dust collection box, and the convenient chalk dust to the dust collection box in clears up, the utility model discloses, the function is more, and application scope is wide.

Drawings

Fig. 1 is a schematic structural view of a multi-functional blackboard.

Fig. 2 is a schematic view of a structure at a position a in a multi-functional blackboard.

Fig. 3 is a left side structural schematic view of a movable plate in a multifunctional blackboard.

Fig. 4 is a rear side structure diagram of a movable plate in a multifunctional blackboard.

In the figure: 1. a frame; 2. a blackboard body; 3. a movable plate; 4. a telescopic pipe; 5. a blackboard eraser; 6. a dust suction port; 7. a handle; 8. a dust collection pipe; 9. a pump body; 10. a dust collection box; 11. a dust collecting box; 12. a switch button; 13. a slider; 14. a chute; 15. a fixed pulley; 16. a fixing plate; 17. a screw; 18. a shaft seat; 19. a first bevel gear; 20. a second bevel gear; 21. a rotating shaft; 22. a motor; 23. a slide bar.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, in the embodiment of the present invention, a multifunctional blackboard comprises a frame 1, a blackboard body 2 and a movable plate 3, wherein the blackboard body 2 is disposed in the frame 1, the movable plate 3 is disposed at the front end of the blackboard body 2, a telescopic tube 4 is disposed at the upper end of the movable plate 3, the rear end of the movable plate 3 is disposed corresponding to the blackboard body 2 and is provided with a blackboard eraser 5, the blackboard eraser 5 is attached to the blackboard body 2, dust suction ports 6 are disposed at the left and right sides of the blackboard eraser 5 at the rear end of the movable plate 3, a dust suction pipe 8 is disposed at the right end of the telescopic tube 4, a pump body 9 is disposed on the dust suction pipe 8, a dust collection box 10 is connected to the lower end of the dust suction pipe 8, the dust suction port 6 is communicated with the dust collection box 10 through the telescopic tube 4 and the dust suction pipe 8, a dust collection box 11 is disposed in the dust collection box 10, the left side of the handle 7 is provided with a switch button 12 corresponding to the pump body 9, the switch button 12 is electrically connected with the pump body 9, the upper end of the extension tube 4 is provided with a slide block 13, the upper end of the frame 1 corresponding to the slide block 13 is provided with a slide groove 14, the slide block 13 is slidably connected with the frame 1, the dust suction tube 8 is provided with a fixed pulley 15, the upper end of the fixed pulley 15 is fixedly connected with the frame 1, the dust suction tube 8 is attached to the fixed pulley 15, the upper end and the lower end of the blackboard body 2 are provided with fixed plates 16, the right side of the fixed plate 16 is in threaded connection with a screw rod 17, the lower end of the screw rod 17 is provided with a shaft seat 18, the lower end of the shaft seat 18 is fixedly connected with the frame 1, the lower side of the screw rod 17 is provided with a bevel gear I19, the bevel gear I19 is meshed with a bevel, and the slide rod 23 penetrates the fixed plate 16 on the left side.

The utility model discloses a theory of operation is:

when the utility model is used, the motor 22 drives the rotating shaft 21, the bevel gear two 20, the bevel gear one 19 and the screw rod 17 to rotate, the screw rod 17 drives the fixed plate 16 and the blackboard body 2 to move up and down, the blackboard eraser is suitable for users with different heights to use, the operation is simple, the use is convenient, the user holds the handle 7 to ensure that the movable plate 3 and the blackboard eraser 5 can be used at any position on the blackboard body 2 through the arranged extension tube 4 and the slide block 13, when the chalk dust on the blackboard body 2 is erased, the switch button 12 is pressed to ensure that the pump body 9 conveniently absorbs the chalk dust generated when the blackboard eraser 5 works through the dust absorption tube 8, the extension tube 4 and the dust absorption port 6, the dust flying dust generated when the chalk dust is erased is reduced, meanwhile, the suction of workers is also reduced, the health of the workers is protected, the dust collection box 10 and the dust collection box 11 are arranged to facilitate the storage of the chalk dust collection, the convenient chalk dust to the case 10 that gathers dust cleans up, the utility model discloses, the function is more, and application scope is wide.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A multifunctional blackboard comprises a frame (1), a blackboard body (2) and a movable plate (3), and is characterized in that the blackboard body (2) is arranged in the frame (1), the movable plate (3) is arranged at the front end of the blackboard body (2), a telescopic pipe (4) is arranged at the upper end of the movable plate (3), a blackboard eraser (5) is arranged at the rear end of the movable plate (3) corresponding to the blackboard body (2), the blackboard eraser (5) is attached to the blackboard body (2), dust suction ports (6) are respectively arranged at the left side and the right side of the blackboard eraser (5) at the rear end of the movable plate (3), a dust suction pipe (8) is arranged at the right end of the telescopic pipe (4), a pump body (9) is arranged on the dust suction pipe (8), a dust collection box (10) is connected to the lower end of the dust suction pipe (8), the dust suction ports (6) are communicated with the dust collection box (10) through the telescopic pipe (, and the right side is connected with a screw rod (17) through threads on the fixing plate (16), the lower end of the screw rod (17) is provided with a shaft seat (18), the lower end of the shaft seat (18) is fixedly connected with the frame (1), a first bevel gear (19) is arranged on the lower side of the screw rod (17), the first bevel gear (19) is meshed with a second bevel gear (20), the left end of the second bevel gear (20) is provided with a rotating shaft (21), the left end of the rotating shaft (21) is provided with a motor (22), and the lower end of the.

2. The multifunctional blackboard according to claim 1, characterized in that the front end of the movable plate (3) is provided with a handle (7), the left side of the handle (7) is provided with a switch button (12) corresponding to the pump body (9), and the switch button (12) is electrically connected with the pump body (9).

3. A multi-functional blackboard according to claim 1, characterised in that the upper end of the telescopic tube (4) is provided with a slide block (13), and the upper end of the frame (1) corresponding to the slide block (13) is provided with a slide slot (14), the slide block (13) being slidably connected with the frame (1).

4. The multifunctional blackboard according to claim 1, wherein the dust absorption tube (8) is provided with a fixed pulley (15), the upper end of the fixed pulley (15) is fixedly connected with the frame (1), and the dust absorption tube (8) is attached to the fixed pulley (15).

5. The multifunctional blackboard according to claim 1, wherein a dust collection box (11) is arranged in the dust collection box (10), a slot is arranged in the dust collection box (10) corresponding to the lower end of the dust collection box (11), and the dust collection box (11) is slidably connected with the dust collection box (10).

6. A multi-function blackboard according to claim 1, characterised in that between the frames (1) there is a sliding rod (23) corresponding to the left fixed plate (16), and the sliding rod (23) runs through the left fixed plate (16).