CN212267081U

CN212267081U - Music teaching is with dustproof blackboard of upset

Info

Publication number: CN212267081U
Application number: CN202020253888.0U
Authority: CN
Inventors: 常增宏
Original assignee: Shaanxi University of Technology
Current assignee: Shaanxi University of Technology
Priority date: 2020-03-05
Filing date: 2020-03-05
Publication date: 2021-01-01
Anticipated expiration: 2030-03-05

Abstract

The utility model discloses a music teaching is with dustproof blackboard of upset, including ash collecting groove, horizontal pole and cylinder, the rear in ash collecting groove sets up the trade and collects the box, and the left and right sides of collecting the box is provided with the slide rail, the top of slide rail is provided with the frame, and the inside of frame is provided with the horizontal pole, both ends are provided with the slider about the horizontal pole, and the outside of slider is provided with the spout, the middle part of horizontal pole is provided with the movable block, and the place ahead of movable block is provided with the cylinder, the place ahead of cylinder is provided with the telescopic link, and the place ahead of telescopic link is provided with the blackboard eraser, the place ahead of blackboard eraser is provided with the blackboard, and the middle part of blackboard is provided with the. Compared with the existing common blackboard, the turnover dustproof blackboard for music teaching can rotate, the writing area is increased, the blackboard can be automatically cleaned, dust generated by cleaning the blackboard slowly falls between the frame and the blackboard, and the phenomenon that a person inhales the dust to cause lung diseases is avoided.

Description

Music teaching is with dustproof blackboard of upset

Technical Field

The utility model relates to a teaching articles for use technical field specifically is a music teaching is with dustproof blackboard of upset.

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, is mainly used for teaching, is generally made of wood boards or ground glass and can be written on by specific writing materials such as chalk and the like, and is mostly black, dark green, white or beige.

The common blackboard can not be turned over, the writing area is increased, dust flies disorderly due to the fact that manual wiping is needed, lung diseases are caused, the using requirements of people can not be well met, and technical innovation is conducted on the basis of the existing blackboard according to the situation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a music teaching is with dustproof blackboard of upset to propose general blackboard in solving above-mentioned background art, can not overturn, increase and write the area, and need the manual work to clean, lead to the dust in a confused state of mind to fly, arouse lung's disease can not be fine satisfy people's user demand problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a music teaching is with dustproof blackboard of upset, includes ash collecting groove, horizontal pole and cylinder, the rear in ash collecting groove sets up the trade and collects the box, and the left and right sides of collecting the box is provided with the slide rail, the top of slide rail is provided with the frame, and the inside of frame is provided with the horizontal pole, both ends are provided with the slider about the horizontal pole, and the outside of slider is provided with the spout, the middle part of horizontal pole is provided with the movable block, and the place ahead of movable block is provided with the cylinder, the place ahead of cylinder is provided with the telescopic link, and the place ahead of telescopic link is provided with the blackboard eraser, the place ahead of blackboard eraser is provided with the blackboard, and the middle part of blackboard is provided with the pivot, the left side of pivot is provided with the card post, and the outside of card post is provided with the.

Preferably, the blackboard forms revolution mechanic through pivot and frame between, and along horizontal plane equidistance distribution between the blackboard.

Preferably, the pin rod forms a locking structure with the frame through the push button, and the pin rod forms an inner part with the frame.

Preferably, the cross bar forms a sliding structure through the sliding blocks and the sliding grooves, and the sliding blocks are symmetrical with each other about the center line of the cross bar.

Preferably, the blackboard eraser forms a telescopic structure through the telescopic rod and the cylinder, and the rear surface of the cylinder is attached to the front surface of the moving block.

Preferably, the collecting box forms a sliding structure with the frame through sliding rails, and the sliding rails are symmetrical with each other about a central line of the collecting box.

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

1. the utility model discloses a setting through calorie post, blackboard, pin pole, push button, pivot and draw-in groove for the blackboard turns over, has increased the usable floor area of blackboard, through rotating the blackboard, carries out spacing through calorie post and draw-in groove, promotes the push button again, locks the card post in the draw-in groove, conveniently writes;

2. the utility model can automatically clean the blackboard by arranging the sliding groove, the sliding block, the transverse rod, the moving block, the eraser, the telescopic rod and the cylinder, reduces the manual labor, starts the cylinder after the blackboard is locked, extends the telescopic rod, pushes the eraser to be pressed on the blackboard, the transverse rod moves up and down through the sliding groove and the sliding block, and the moving block can diffract the transverse rod to move left and right for cleaning;

3. the utility model discloses a dust is collected in the setting of collection ash chute, frame, blackboard, slide rail and collection box, and the dust that writes the production on the blackboard has the collection ash chute to collect, when the blackboard rotatory back, cleans through the blackboard eraser, and the dust of production falls into the collection box through the hole of frame below in the airtight space that this frame and blackboard are constituteed, convenient clearance.

Drawings

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

FIG. 2 is a schematic view of a front view half-section structure of the present invention;

fig. 3 is the structure diagram of the right-side half-section of the utility model.

In the figure: 1. a dust collecting groove; 2. a frame; 3. clamping the column; 4. a blackboard; 5. a pin rod; 6. a push button; 7. a rotating shaft; 8. a card slot; 9. a chute; 10. a slider; 11. a cross bar; 12. a moving block; 13. erasing the blackboard; 14. a telescopic rod; 15. a cylinder; 16. a slide rail; 17. and (4) collecting the box.

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. 1-3, the present invention provides a technical solution: a turnover dustproof blackboard for music teaching comprises a dust collecting groove 1, a cross rod 11 and a cylinder 15, wherein an industry collecting box 17 is arranged behind the dust collecting groove 1, slide rails 16 are arranged on the left side and the right side of the collecting box 17, the collecting box 17 forms a sliding structure with a frame 2 through the slide rails 16, the slide rails 16 are symmetrical with the center line of the collecting box 17, dust is collected through the dust collecting groove 1, the frame 2, the blackboard 4, the slide rails 16 and the collecting box 17, dust generated by writing on the blackboard 4 is collected by the dust collecting groove 1, after the blackboard 4 rotates, the dust is wiped through a eraser 13, and the generated dust falls into the collecting box 17 through a hole below the frame 2 in a closed space formed by the frame 2 and the blackboard 4 and is convenient to clean;

the blackboard eraser comprises a frame 2, a cross rod 11, sliders 10, sliding grooves 9, a sliding structure and a cylinder 15, wherein the frame 2 is arranged above a sliding rail 16, the cross rod 11 is arranged inside the frame 2, the left end and the right end of the cross rod 11 are provided with the sliders 10, the outer sides of the sliders 10 are provided with the sliding grooves 9, the cross rod 11 forms a sliding structure with the sliding grooves 9 through the sliders 10, the sliders 10 are symmetrical with the center line of the cross rod 11, the blackboard eraser 13 can be automatically erased through the arrangement of the sliding grooves 9, the slide rod 10, the cross rod 11, a moving block 12, the blackboard eraser 13, the telescopic rod 14 and the cylinder 15, manual labor is reduced, after the blackboard 4 is locked, the cylinder 15 is started, the telescopic rod 14 is extended, the blackboard eraser 13 is pushed to;

a moving block 12 is arranged in the middle of the cross rod 11, an air cylinder 15 is arranged in front of the moving block 12, an expansion link 14 is arranged in front of the air cylinder 15, an eraser 13 is arranged in front of the expansion link 14, the eraser 13 forms a telescopic structure with the air cylinder 15 through the expansion link 14, the rear surface of the air cylinder 15 is attached to the front surface of the moving block 12, a blackboard 4 is arranged in front of the eraser 13, a rotating shaft 7 is arranged in the middle of the blackboard 4, the blackboard 4 forms a rotating structure with the frame 2 through the rotating shaft 7, the blackboards 4 are distributed at equal intervals along the horizontal plane, the blackboard 4 is turned over through the arrangement of the clamping columns 3, the blackboard 4, the pin rods 5, the push buttons 6, the rotating shaft 7 and the clamping grooves 8, the usable area of the blackboard 4 is increased, the clamping columns 3 are limited through the clamping columns 3 and the clamping grooves 8 by rotating the blackboard 4, the push buttons, the writing is convenient;

the left side of pivot 7 is provided with card post 3, and the outside of card post 3 is provided with draw-in groove 8, and the place ahead of card post 3 is provided with pin 5, and one side that 4 axis of blackboard were kept away from to pin 5 is provided with pushes away button 6, and pin 5 constitutes locking structure through pushing away between button 6 and the frame 2, and pin 5 constitutes and the inside of frame 2.

The working principle is as follows: when the turnover dustproof blackboard for music teaching is used, firstly, a teacher writes on the blackboard 4, dust generated by friction between chalk and the blackboard 4 falls into the dust collecting groove 1, the push button 6 is pushed to unlock the clamping column 3, the blackboard 4 is rotated through the rotating shaft 7, so that the clamping column 3 and the clamping groove 8 are mutually limited, the push button 6 is pushed, the clamping column 3 is locked in the clamping groove 8, the cylinder 15 is started while the writing is convenient, the blackboard eraser 13 is pressed against the blackboard 4 by the extension of the telescopic rod 14, the cross rod 11 moves up and down through the chute 9 and the slide block 10, and the moving block 12 can move left and right to wipe the blackboard 4 by the diffraction cross bar 11, so that the blackboard eraser 13 automatically wipes the blackboard 4, the generated dust gradually falls in the closed space formed by the frame 2 and the blackboard 4, falls into the collecting box 17 through the guide inclined plane and the blanking hole, which is the working principle of the turnover dustproof blackboard for music teaching.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a music teaching is with dustproof blackboard of upset, includes dust collecting tank (1), horizontal pole (11) and cylinder (15), its characterized in that: an industry collecting box (17) is arranged behind the dust collecting groove (1), sliding rails (16) are arranged on the left side and the right side of the collecting box (17), a frame (2) is arranged above the sliding rails (16), a cross rod (11) is arranged inside the frame (2), sliding blocks (10) are arranged at the left end and the right end of the cross rod (11), sliding grooves (9) are formed in the outer sides of the sliding blocks (10), a moving block (12) is arranged in the middle of the cross rod (11), an air cylinder (15) is arranged in front of the moving block (12), a telescopic rod (14) is arranged in front of the air cylinder (15), a blackboard eraser (13) is arranged in front of the telescopic rod (14), a blackboard (4) is arranged in front of the blackboard eraser (13), a rotating shaft (7) is arranged in the middle of the blackboard (4), a clamping column (3) is arranged on the left side of the rotating shaft (7), and clamping, a pin rod (5) is arranged in front of the clamping column (3), and a push button (6) is arranged on one side, away from the central axis of the blackboard (4), of the pin rod (5).

2. The turnover dustproof blackboard for music teaching according to claim 1, characterized in that: blackboard (4) constitute revolution mechanic through pivot (7) and between frame (2), and distribute along horizontal plane equidistance between blackboard (4).

3. The turnover dustproof blackboard for music teaching according to claim 1, characterized in that: the pin rod (5) forms a locking structure with the frame (2) through the push button (6), and the pin rod (5) forms the inner part with the frame (2).

4. The turnover dustproof blackboard for music teaching according to claim 1, characterized in that: the cross rod (11) forms a sliding structure through the sliding blocks (10) and the sliding grooves (9), and the sliding blocks (10) are symmetrical with each other about the center line of the cross rod (11).

5. The turnover dustproof blackboard for music teaching according to claim 1, characterized in that: the blackboard eraser (13) forms a telescopic structure with the cylinder (15) through the telescopic rod (14), and the rear surface of the cylinder (15) is attached to the front surface of the moving block (12).

6. The turnover dustproof blackboard for music teaching according to claim 1, characterized in that: the collecting box (17) and the frame (2) form a sliding structure through the sliding rails (16), and the sliding rails (16) are symmetrical with each other about the center line of the collecting box (17).