CN218929074U

CN218929074U - Drawing board

Info

Publication number: CN218929074U
Application number: CN202223122827.9U
Authority: CN
Inventors: 张雨; 张风
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-11-23
Filing date: 2022-11-23
Publication date: 2023-04-28
Anticipated expiration: 2032-11-23

Abstract

The utility model discloses a drawing board which comprises a protection board, wherein a supporting mechanism is arranged at the bottom of the protection board, a collecting mechanism is arranged on the outer wall of the protection board, the bottom of the protection board is connected with a driving rod through a driving mechanism, the driving rod is connected with a driving rod through a transmission mechanism, the driving rod and the driving rod are both connected with the drawing board through a lifting mechanism, and a protection groove is formed in the protection board. When the drawing board protection device is used, the driving motor drives the main belt wheel to rotate through the driving rod, the main belt wheel drives the rotating rod to rotate through the belt and the auxiliary belt wheel, when the rotating rod and the driving rod rotate clockwise, the drawing board is driven to move upwards and move out of the protection groove through the lifting plate, and when the rotating rod and the driving rod rotate anticlockwise, the drawing board is driven to move downwards and move into the protection groove through the lifting plate, so that the drawing board can be stored, and meanwhile, the drawing board can be effectively protected through the protection plate.

Description

Drawing board

Technical Field

The utility model relates to the technical field of drawing boards, in particular to a drawing board.

Background

When carrying out fine arts class to kindergarten's children, the mr generally uses the drawing board to draw the painting, goes on lesson to children, and the mr uses the chalk to draw the painting on the drawing board, places the instrument of using on placing the board, convenient to use.

Through retrieving, the patent document of application number CN202020380658.0 discloses a preschool education teaching drawing board, including two sets of second support columns, two sets of first support columns and drawing board main part, two sets of be provided with second horizontal bar and first horizontal bar between the second support column respectively, the front of second support column is provided with dustproof mechanism, dustproof mechanism includes two sets of fixed plates and baffle, the surface of fixed plate is provided with the inserted bar, the movable groove has been seted up to the inside of inserted bar, the inside of movable groove is provided with the stopper, just the stopper can be in the inside left and right sides reciprocating motion of movable groove, the tip of stopper passes the inserted bar and extends to the surface outside of inserted bar, the outside of stopper is provided with two sets of restriction pieces, the stopper with be provided with the spring between the movable groove, the inside of baffle has been seted up and has been supplied the recess that the tip of inserted bar passed.

Above-mentioned contrast document is dustproof through the baffle among the dustproof mechanism to placing the board, can prevent to take the chalk in the drawing board main part and draw the teaching time the chalk dust fall into below place on the board, but the chalk dust can fall on the baffle and form and pile up, can not collect the chalk dust, and the drawing board main part does not have better protectiveness simultaneously.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a drawing board.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a drawing board, includes the guard plate, the bottom of guard plate is provided with supporting mechanism, the outer wall of guard plate is provided with collection mechanism, the bottom of guard plate is connected with the actuating lever through actuating mechanism, the actuating lever is connected with the transfer line through drive mechanism, transfer line and actuating lever all are connected with the drawing board through elevating system, the guard slot has been seted up to the inside of guard plate, the removal mouth that link up with the guard slot has been seted up at the top of guard plate.

Preferably, the supporting mechanism comprises supporting rods which are symmetrically arranged, the tops of the supporting rods are fixedly connected with the bottoms of the protection plates, and the bottoms of the supporting rods are fixedly connected with a bottom plate.

Preferably, the collection mechanism comprises a chamfer formed at the top of the protection plate, a rectangular groove is formed in the outer wall of the protection plate, the inner wall of the rectangular groove is slidably connected with a collection box, and a magnet is fixedly connected with the inner wall of the rectangular groove.

Preferably, the driving mechanism comprises a driving motor fixedly connected with the bottom of the protection plate, the output end of the driving motor is fixedly connected with a driving rod, and the driving rod penetrates through the protection plate and is rotationally connected with the protection plate.

Preferably, the transmission mechanism comprises a main belt wheel and a slave belt wheel, the driving rod located inside the protection groove penetrates through the main belt wheel and is fixedly connected with the main belt wheel, the driving rod located inside the protection groove penetrates through the slave belt wheel and is fixedly connected with the slave belt wheel, the main belt wheel is connected with the slave belt wheel through a belt, and the driving rod penetrates through the protection plate and is rotationally connected with the protection plate.

Preferably, the elevating system includes the lifter plate with be the rectangle form, lifter plate and the inner wall sliding connection of shield groove, threaded hole has been seted up to the symmetry on the lifter plate, is located the shield groove is inside actuating lever, transfer line outer wall all are provided with the external screw thread, actuating lever, transfer line all run through the threaded hole and with threaded hole threaded connection, the bottom fixed connection of lifter plate's top and drawing board, the drawing board runs through and moves the mouth and with the inner wall sliding connection who moves the mouth.

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

1. when the device is used, the driving mechanism, the transmission mechanism and the lifting mechanism are utilized, the driving motor can drive the main belt pulley to rotate through the driving rod, the main belt pulley can drive the rotating rod to rotate through the belt and the belt pulley, the rotating rod and the driving rod can drive the drawing board to move upwards through the lifting plate and move out of the protection groove when rotating clockwise, the rotating rod and the driving rod can drive the drawing board to move downwards and move into the protection groove when rotating anticlockwise through the lifting plate, storage of the drawing board can be achieved, and meanwhile, the drawing board can be effectively protected through the protection plate.

2. When the device is used, the collection mechanism is utilized, chalk dust falling on the drawing board can be directly discharged into the collection box through the chamfer angle, the collection box is taken out, the chalk dust in the collection box can be cleaned, and the problem that the chalk dust falls on the baffle to form accumulation before can be solved.

Drawings

Fig. 1 is a schematic view of an external perspective structure of a drawing board according to the present utility model;

FIG. 2 is a schematic perspective view of a moving port, chamfer and rectangular slot;

FIG. 3 is a schematic view of the internal perspective structure of a drawing board according to the present utility model;

fig. 4 is a schematic diagram of a connection perspective structure of the driving rod, the rotating rod, the threaded hole and the lifting plate.

In the figure: 1 protection plate, 2 driving rod, 3 driving rod, 4 drawing board, 5 protection groove, 6 moving port, 7 bracing piece, 8 bottom plate, 9 chamfer, 10 rectangular channel, 11 collection box, 12 driving motor, 13 main band pulley, 14 secondary band pulley, 15 belt, 16 lifter plate, 17 screw hole.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are included in the protection scope of the present utility model.

Referring to fig. 1-4, a drawing board, including guard plate 1, the bottom of guard plate 1 is provided with supporting mechanism, and guard plate 1's outer wall is provided with collection mechanism, and guard plate 1's bottom is connected with actuating lever 2 through actuating mechanism, and actuating lever 2 is connected with transfer line 3 through drive mechanism, and transfer line 3 and actuating lever 2 all are connected with drawing board 4 through elevating system, and guard slot 5 has been seted up to guard plate 1's inside, and guard plate 1's top has been seted up and has been had the removal mouth 6 that link up with guard slot 5.

Further, the supporting mechanism comprises supporting rods 7 which are symmetrically arranged, the top of each supporting rod 7 is fixedly connected with the bottom of the corresponding protection plate 1, and the bottom of each supporting rod 7 is fixedly connected with a bottom plate 8; the collection mechanism is including seting up the chamfer 9 at guard plate 1 top, wherein can arrange the chalk dust that falls down on the drawing board 4 through chamfer 9 to collect the inside of box 11, rectangular channel 10 has been seted up to the outer wall of guard plate 1, and rectangular channel 10's inner wall sliding connection has collection box 11, and rectangular channel 10's inner wall fixedly connected with magnet, wherein collection box 11 is close to the inside iron sheet that has embedded of one side of magnet, holds the iron sheet through magnet, can be with the stable inside of fixing at rectangular channel 10 of collection box 11.

Further, the driving mechanism comprises a driving motor 12 fixedly connected with the bottom of the protection plate 1, the output end of the driving motor 12 is fixedly connected with a driving rod 2, and the driving rod 2 penetrates through the protection plate 1 and is rotationally connected with the protection plate 1.

Further, the transmission mechanism comprises a main belt pulley 13 and a secondary belt pulley 14, a driving rod 2 positioned in the protective groove 5 penetrates through the main belt pulley 13 and is fixedly connected with the main belt pulley 13, a driving rod 3 positioned in the protective groove 5 penetrates through the secondary belt pulley 14 and is fixedly connected with the secondary belt pulley 14, the main belt pulley 13 is connected with the secondary belt pulley 14 through a belt 15, and the driving rod 3 penetrates through the protective plate 1 and is rotatably connected with the protective plate 1.

Further, the lifting mechanism comprises a lifting plate 16 which is rectangular, the lifting plate 16 is in sliding connection with the inner wall of the protective groove 5, threaded holes 17 are symmetrically formed in the lifting plate 16, external threads are formed in the outer walls of the driving rod 2 and the transmission rod 3 which are positioned in the protective groove 5, the driving rod 2 and the transmission rod 3 penetrate through the threaded holes 17 and are in threaded connection with the threaded holes 17, the top of the lifting plate 16 is fixedly connected with the bottom of the drawing board 4, and the drawing board penetrates through the moving opening 6 and is in sliding connection with the inner wall of the moving opening 6.

The working principle of the utility model is as follows: the driving motor 12 drives the main belt pulley 13 to rotate through the driving rod 2, the main belt pulley 13 drives the rotating rod to rotate through the belt 15 and the auxiliary belt pulley 14, when the rotating rod and the driving rod 2 rotate clockwise, the lifting plate 16 drives the drawing board 4 to move upwards and move out of the protection groove 5, and when the rotating rod and the driving rod 2 rotate anticlockwise, the lifting plate 16 drives the drawing board 4 to move downwards and move into the protection groove 5, so that the drawing board 4 can be stored, and meanwhile, the drawing board 4 can be effectively protected through the protection plate 1;

the chalk dust that falls down on the drawing board 4 can be directly discharged to the inside of the collecting box 11 through the chamfer 9, and then the collecting box 11 is taken out, so that the chalk dust in the collecting box 11 can be cleaned, and the problem that the chalk dust falls on the baffle to form accumulation before can be solved.

The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the inventive concept thereof, can be replaced or changed within the scope of the present utility model.

Claims

1. The utility model provides a drawing board, includes guard plate (1), its characterized in that, the bottom of guard plate (1) is provided with supporting mechanism, the outer wall of guard plate (1) is provided with collection mechanism, the bottom of guard plate (1) is connected with actuating lever (2) through actuating mechanism, actuating lever (2) are connected with transfer line (3) through drive mechanism, transfer line (3) and actuating lever (2) all are connected with drawing board (4) through elevating system, guard slot (5) have been seted up to the inside of guard plate (1), moving port (6) link up with guard slot (5) have been seted up at the top of guard plate (1).

2. A drawing board according to claim 1, characterized in that the supporting mechanism comprises symmetrically arranged supporting rods (7), the tops of the supporting rods (7) are fixedly connected with the bottoms of the protection plates (1), and the bottoms of the supporting rods (7) are fixedly connected with a bottom plate (8).

3. A drawing board according to claim 1, characterized in that the collection mechanism comprises a chamfer (9) formed at the top of the protection board (1), a rectangular groove (10) is formed in the outer wall of the protection board (1), a collection box (11) is slidably connected to the inner wall of the rectangular groove (10), and a magnet is fixedly connected to the inner wall of the rectangular groove (10).

4. A drawing board according to claim 1, characterized in that the driving mechanism comprises a driving motor (12) fixedly connected with the bottom of the protection board (1), the output end of the driving motor (12) is fixedly connected with a driving rod (2), and the driving rod (2) penetrates through the protection board (1) and is rotatably connected with the protection board (1).

5. Drawing board according to claim 1, characterized in that the transmission mechanism comprises a main belt wheel (13) and a secondary belt wheel (14), the driving rod (2) located inside the protective groove (5) penetrates through the main belt wheel (13) and is fixedly connected with the main belt wheel (13), the driving rod (3) located inside the protective groove (5) penetrates through the secondary belt wheel (14) and is fixedly connected with the secondary belt wheel (14), the main belt wheel (13) is connected with the secondary belt wheel (14) through a belt (15), and the driving rod (3) penetrates through the protective plate (1) and is rotatably connected with the protective plate (1).

6. The drawing board according to claim 1, characterized in that the lifting mechanism comprises a lifting board (16) which is rectangular, the lifting board (16) is in sliding connection with the inner wall of the protective groove (5), threaded holes (17) are symmetrically formed in the lifting board (16), the driving rod (2) and the outer wall of the driving rod (3) which are positioned inside the protective groove (5) are respectively provided with external threads, the driving rod (2) and the driving rod (3) are respectively penetrated through the threaded holes (17) and are in threaded connection with the threaded holes (17), the top of the lifting board (16) is fixedly connected with the bottom of the drawing board (4), and the drawing board is penetrated through the moving port (6) and is in sliding connection with the inner wall of the moving port (6).