CN217649194U

CN217649194U - Drawing board device for teaching

Info

Publication number: CN217649194U
Application number: CN202220448086.4U
Authority: CN
Inventors: 丁力
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-03
Filing date: 2022-03-03
Publication date: 2022-10-25
Anticipated expiration: 2032-03-03

Abstract

The utility model relates to a teaching auxiliary assembly technical field specifically discloses a drawing board device is used in teaching, comprising a base plate, the bottom plate top is rotated and is connected with the fixed plate, and the blackboard is installed at the fixed plate top, and the fixed plate top is provided with blackboard wiping mechanism, and the fixed plate bottom is provided with the chalk dust and collects the mechanism. The utility model discloses well electronic slider slides on the guide rail and drives bar shaped plate lateral shifting, thereby utilize the wiping cloth of bar shaped plate side to clean the blackboard and get rid of the picture, can be automatically with the drawing of painting on the blackboard erase, save the step that later stage mr needs manual cleaning, avoid because of cleaning blackboard extravagant mr's lecture time, improve teaching efficiency, and simultaneously, the powder of erasing can drop in the mounting groove of seting up on the fixed plate along the blackboard, the chalk powder that will clean through dust catcher and dust collecting hole is collected to the dust catcher in and is avoided the chalk powder to fly and influence student's air quality on every side, the improvement is to student's protectiveness.

Description

Drawing board device for teaching

Technical Field

The utility model relates to a teaching auxiliary assembly technical field especially relates to a drawing board device is used in teaching.

Background

The teaching is a unique talent training activity of human beings, which is formed by the teaching of teachers and the learning of students; through the activities, teachers purposefully, programmatically and organically guide students to learn and master cultural scientific knowledge and skills, and promote the improvement of the qualities of the students, so that the students become people required by the society.

In various teaching activities, a drawing board is inevitably used for showing certain pictures to students in a picture mode to promote understanding of the students, however, after the existing drawing board is used for drawing, the pictures need to be manually wiped off, the teacher goes to school time is wasted, and the wiped chalk powder is blown around and breathed and absorbed by the students to influence body health, so that the drawing board device for teaching is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a drawing board device for teaching.

In order to realize the purpose, the utility model adopts the following technical scheme:

a drawing board device for teaching comprises a bottom board, wherein the top of the bottom board is rotatably connected with a fixed board, a blackboard is arranged at the top of the fixed board, a blackboard wiping mechanism is arranged at the top of the fixed board, and a chalk dust collecting mechanism is arranged at the bottom of the fixed board;

the blackboard wiping mechanism comprises two connecting plates fixed at the top of the fixing plate, the blackboard is positioned between the two connecting plates, a guide rail is fixed between the two connecting plates, an electric slider is arranged on the guide rail in a sliding manner, a strip-shaped plate is fixed on the side surface of the electric slider, wiping cloth is arranged on one side, close to the blackboard, of the strip-shaped plate, and the wiping cloth is in contact with the blackboard.

Preferably, the chalk dust collecting mechanism comprises a mounting groove formed in the top of the fixing plate, the bottom end of the blackboard is mounted in the mounting groove, a plurality of dust collecting holes are formed in the mounting groove, a dust collector is mounted at the bottom of the fixing plate, and the dust collecting end of the dust collector is communicated with the dust collecting holes.

Preferably, the motor is installed at the top of the bottom plate, and an output shaft of the motor is fixedly connected to the bottom of the fixing plate.

Preferably, the fixed plate bottom is fixed with the bracing piece, and the bracing piece bottom rigid coupling has the sliding block, and annular spout has been seted up at the bottom plate top, and sliding block slidable mounting is in the spout.

Preferably, a guard plate is fixed at the end part of an output shaft of the motor, the guard plate is fixedly connected to the bottom of the fixing plate, and a placing groove is formed in the top of the bottom plate.

Preferably, the bottom of the bottom plate is fixed with a plurality of threaded rods, the bottom ends of the threaded rods are in threaded connection with threaded cylinders, and the bottoms of the threaded cylinders are provided with universal brake wheels.

Preferably, the top ends of the two connecting plates are fixedly provided with top plates, the top plates are located above the blackboard, and the illuminating lamp is installed at the bottom of the blackboard.

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

1: the utility model discloses well electronic slider slides on the guide rail and drives bar shaped plate lateral shifting, thereby utilize the wiping cloth of bar shaped plate side to clean the blackboard and get rid of the picture, can be automatically with the drawing of painting on the blackboard erase, save the step that later stage mr needs manual cleaning, avoid because of cleaning blackboard extravagant mr's lecture time, improve teaching efficiency, and simultaneously, the powder of erasing can drop in the mounting groove of seting up on the fixed plate along the blackboard, the chalk powder that will clean through dust catcher and dust collecting hole is collected to the dust catcher in and is avoided the chalk powder to fly and influence student's air quality on every side, the improvement is to student's protectiveness.

2: the utility model discloses the output shaft of well motor drives the fixed plate rotation, can make the fixed plate drive the blackboard rotatory, can adjust the angle of blackboard, can independently adjust according to the in-service use condition, avoids the student of sitting in blackboard edge to be difficult to the drawing on the clear blackboard of seeing because of the angle problem, and uses through the cooperation of threaded rod, a screw thread section of thick bamboo and universal brake wheel, can be convenient for adjust the height and the position etc. of blackboard, improves the convenience of this device when using.

Drawings

Fig. 1 is an axonometric view of a drawing board device for teaching according to the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is an axonometric view of a drawing board device for teaching according to the present invention;

fig. 4 is the utility model provides a drawing board device for teaching's fixed plate and the schematic diagram of being connected of blackboard.

In the figure: 1. a base plate; 2. a placement groove; 3. a motor; 4. a fixing plate; 5. a connecting plate; 6. a top plate; 7. a guide rail; 8. an electric slider; 9. a strip plate; 10. a blackboard; 11. mounting grooves; 12. a threaded rod; 13. a threaded barrel; 14. a universal brake wheel; 15. a slider; 16. a support bar; 17. a vacuum cleaner; 18. a lighting lamp; 19. a dust collecting hole.

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.

Referring to fig. 1-4, a drawing board device for teaching comprises a bottom board 1, wherein the top of the bottom board 1 is rotatably connected with a fixed board 4, a blackboard 10 is arranged at the top of the fixed board 4, a blackboard wiping mechanism is arranged at the top of the fixed board 4, and a chalk dust collecting mechanism is arranged at the bottom of the fixed board 4;

the blackboard wiping mechanism comprises two connecting plates 5 fixed at the top of a fixing plate 4, a blackboard 10 is positioned between the two connecting plates 5, a guide rail 7 is fixed between the two connecting plates 5, an electric slider 8 is slidably mounted on the guide rail 7, a strip-shaped plate 9 is fixed on the side surface of the electric slider 8, wiping cloth is arranged on one side, close to the blackboard 10, of the strip-shaped plate 9, and the wiping cloth is in contact with the blackboard 10.

As a technical optimization scheme, chalk dust collection mechanism is including seting up at the mounting groove 11 at 4 tops of fixed plate, install in mounting groove 11 blackboard 10 bottom, a plurality of dust collecting hole 19 have been seted up in mounting groove 11, dust catcher 17 is installed to 4 bottoms of fixed plate, dust catcher 17's dust absorption end is linked together with dust collecting hole 19, the powder of erasing can drop in the mounting groove 11 of seting up on fixed plate 4 along blackboard 10, the chalk powder that will clean through dust catcher 17 and dust collecting hole 19 is collected and is avoided the chalk powder to fly and influence student's surrounding air quality in dust catcher 17, the improvement is to student's protectiveness.

As a technical optimization scheme of the utility model, motor 3 is installed at 1 top of bottom plate, and motor 3's output shaft rigid coupling is in fixed plate 4 bottoms, and motor 3's output shaft drives fixed plate 4 rotatoryly, can make fixed plate 4 drive blackboard 10 rotatory, can adjust blackboard 10's angle, can independently adjust according to the in-service use condition, avoids sitting the student in blackboard 10 edge to be difficult to the drawing on the clear blackboard 10 of seeing because of the angle problem.

As a technical optimization scheme of the utility model, 4 bottoms of fixed plate are fixed with

bracing piece

16, and 16 bottom rigid couplings of bracing piece have sliding block 15, and annular spout has been seted up at bottom plate 1 top, and sliding block 15 slidable mounting is in the spout, and sliding block 15 slidable mounting can provide the guide effect for fixed plate 4 when carrying out rotation angle regulation under the output shaft drive of motor 3 in the spout.

As a technical optimization scheme of the utility model, motor 3's output shaft end fixing has the backplate, and the standing groove 2 has been seted up at 4 bottoms of fixed plate to the backplate rigid coupling, 1 tops of bottom plate, and the joint strength of 4 and the motor 3 output shafts of the multiplicable fixed plate of backplate.

As a technical optimization scheme, 1 bottom of bottom plate is fixed with a plurality of threaded rods 12, and threaded rod 12 bottom threaded connection has a screw thread section of thick bamboo 13, and universal brake wheel 14 is installed to screw thread section of thick bamboo 13 bottom, uses through the cooperation of threaded rod 12, a screw thread section of thick bamboo 13 and universal brake wheel 14, can be convenient for adjust blackboard 10's height and position etc. improve the convenience of this device when using.

As a technical optimization scheme of the utility model, 5 tops of two connecting plates are fixed with roof 6, and roof 6 is located blackboard 10 top, and light 18 is installed to blackboard 10 bottom, and light 18 can throw light on the drawing on blackboard 10, can be convenient for the more clear drawing on the blackboard 10 of seeing clearly of student.

The utility model discloses when using, the mr can be with the pattern drawing that needs the drawing on blackboard 10, when needs adjust blackboard 10's angle, starter motor 3, and motor 3's output shaft drives fixed plate 4 rotatory, and fixed plate 4 drives blackboard 10 rotation and adjusts blackboard 10's angle, can independently adjust according to the in-service use condition, avoids sitting the student at blackboard 10 edge to be difficult to the drawing on the clear blackboard 10 of seeing because of the angle problem.

When the height of the blackboard 10 needs to be adjusted, the bottom end of the threaded rod 12 is adjusted to extend into the threaded barrel 13 by rotating the threaded barrel 13, so that the height between the bottom plate 1 and the ground can be adjusted, the height of the fixed plate 4 and the blackboard 10 can be adjusted, and the blackboard can be automatically adjusted according to actual use conditions.

When the drawing on the blackboard 10 is erased as required, start electronic slider 8, electronic slider 8 slides on guide rail 7 and drives strip shaped plate 9 lateral shifting, thereby utilize the wiping cloth of strip shaped plate 9 side to clean blackboard 10 and get rid of the picture, can be automatic wipe the drawing of painting on blackboard 10, save the step that the later stage mr needs manual wiping, avoid extravagant mr's lecture time because of cleaning blackboard 10, improve teaching efficiency, simultaneously, the powder of erasing can drop in the mounting groove 11 of seting up on fixed plate 4 along blackboard 10, start dust catcher 17 simultaneously, the chalk powder that will clean through dust catcher 17 and dust collecting hole 19 is collected to dust catcher 17 in and is avoided the chalk powder to fly and influence student's surrounding air quality, improve the protectiveness to the student.

The above, only be the embodiment of the preferred 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, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. A drawing board device for teaching comprises a bottom board (1) and is characterized in that the top of the bottom board (1) is rotatably connected with a fixed board (4), a blackboard (10) is installed at the top of the fixed board (4), a blackboard wiping mechanism is arranged at the top of the fixed board (4), and a chalk dust collecting mechanism is arranged at the bottom of the fixed board (4);

the blackboard wiping mechanism comprises two connecting plates (5) fixed to the top of a fixing plate (4), a blackboard (10) is located between the two connecting plates (5), a guide rail (7) is fixed between the two connecting plates (5), an electric slider (8) is slidably mounted on the guide rail (7), a strip-shaped plate (9) is fixed to the side face of the electric slider (8), wiping cloth is arranged on one side, close to the blackboard (10), of the strip-shaped plate (9), and the wiping cloth is in contact with the blackboard (10).

2. The drawing board device for teaching according to claim 1, wherein the chalk dust collecting mechanism comprises a mounting groove (11) formed at the top of the fixing plate (4), the bottom end of the blackboard (10) is mounted in the mounting groove (11), a plurality of dust collecting holes (19) are formed in the mounting groove (11), a dust collector (17) is mounted at the bottom of the fixing plate (4), and the dust collecting end of the dust collector (17) is communicated with the dust collecting holes (19).

3. A drawing board device for teaching according to claim 1, wherein the motor (3) is mounted on the top of the bottom board (1), and the output shaft of the motor (3) is fixed on the bottom of the fixing board (4).

4. The drawing board device for teaching as claimed in claim 1, wherein a support rod (16) is fixed at the bottom of the fixing plate (4), a sliding block (15) is fixed at the bottom end of the support rod (16), an annular sliding groove is formed at the top of the bottom plate (1), and the sliding block (15) is slidably mounted in the sliding groove.

5. A drawing board device for teaching according to claim 3, characterized in that the end of the output shaft of the motor (3) is fixed with a guard plate, the guard plate is fixed at the bottom of the fixing plate (4), and the top of the bottom plate (1) is provided with a placing groove (2).

6. A drawing board device for teaching according to claim 1, wherein a plurality of threaded rods (12) are fixed at the bottom of the bottom board (1), a threaded cylinder (13) is connected with the bottom end of each threaded rod (12) in a threaded manner, and a universal brake wheel (14) is installed at the bottom of each threaded cylinder (13).

7. A drawing board device for teaching according to claim 1, wherein the top of the two connecting boards (5) is fixed with a top board (6), the top board (6) is located above the blackboard (10), and the bottom of the blackboard (10) is provided with a lighting lamp (18).