CN213441781U

CN213441781U - Teaching is write board without exception with adjustable baffle structure

Info

Publication number: CN213441781U
Application number: CN202021807447.7U
Authority: CN
Inventors: 许昭慧
Original assignee: Shanghai Squirrel Classroom Artificial Intelligence Technology Co Ltd
Current assignee: Shanghai Squirrel Classroom Artificial Intelligence Technology Co Ltd
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2021-06-15
Anticipated expiration: 2030-08-26

Abstract

The utility model discloses a board is write to teaching merry with adjustable baffle structure, including writing to merry board body, connecting plate, diaphragm, first movable rod and second movable rod, writing to merry board body bottom is equipped with the ash collecting groove, and the connecting plate is all installed to writing to merry board body upper end both sides simultaneously to connecting plate bottom fixed mounting has the limiting plate, the connecting plate surface is equipped with the guide rail, and the guide rail is connected with the diaphragm simultaneously to the diaphragm passes through guide rail and connecting plate movable mounting, the inside spout that is equipped with of diaphragm is equipped with the slider in the spout simultaneously above the diaphragm to the slider runs through in the diaphragm, and slider bottom and first movable rod fixed mounting, first movable rod bottom side is equipped with reset spring, and fixed mounting has fixing bolt on the reset spring simultaneously. The teaching dictation board with the adjustable baffle structure can divide the dictation board into a plurality of parts, can freely control the size of the divided parts, and makes students difficult to see the contents of other parts.

Description

Teaching is write board without exception with adjustable baffle structure

Technical Field

The utility model relates to a teaching technical field specifically is a teaching is write board without exception with adjustable baffle structure.

Background

In the teaching process, a teacher often leads a student to write on the writing board to know and understand the learning condition of the student, but the traditional writing board does not have any baffle structure, so that the student can unconsciously see the writing content of others, and the learning condition of the student is very unfavorable for the teacher to know and understand.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a teaching is write one's deception board with adjustable baffle structure to it does not have any baffle structure to propose the tradition to have the board of writing one's deception in solving above-mentioned background art, makes the student can unconsciously see others's the content of writing one's deception, knows and knows the very unfavorable problem of student's learning situation to the mr.

In order to achieve the above object, the utility model provides a following technical scheme: a teaching dictation plate with an adjustable baffle structure comprises a dictation plate body, a connecting plate, a transverse plate, a first movable rod and a second movable rod, wherein an ash collecting groove is formed in the bottom of the dictation plate body, the two sides of the upper end of the dictation plate body are respectively provided with the connecting plate, a limiting plate is fixedly arranged at the bottom of the connecting plate, a guide rail is arranged on the surface of the connecting plate and is connected with the transverse plate, the transverse plate is movably arranged with the connecting plate through the guide rail, a sliding groove is formed in the transverse plate, a sliding block is arranged in the sliding groove and is arranged above the transverse plate and penetrates through the transverse plate, the bottom of the sliding block is fixedly arranged with the first movable rod, the first movable rod is arranged below the transverse plate, a reset spring is arranged on the side surface of the bottom of the first movable rod, a fixing bolt is fixedly arranged on the reset spring, the side of the bottom of the second movable rod is provided with a return spring, and a fixing bolt is fixedly mounted on the return spring and matched with a limiting hole in the third movable rod.

Preferably, the dust collecting groove is fixedly installed at the lower side of the dictation plate body, and the length of the dust collecting groove is equal to that of the dictation plate body.

Preferably, the left side and the right side of the dictation plate body are both fixedly provided with limiting plates, and the height of each limiting plate is half of the width of the dictation plate body.

Preferably, the cross-sectional area of the side surface between the first movable rod, the third movable rod and the second movable rod is gradually increased, and the lengths of the first movable rod, the third movable rod and the second movable rod are equal.

Preferably, the installation mode among the first movable rod, the third movable rod and the second movable rod is movably installed, and meanwhile, the first movable rod, the third movable rod and the second movable rod are not provided with side faces.

Preferably, the fixing bolt is installed in a matching manner with the limiting hole, the installation mode that the radius of the limiting hole is smaller than the maximum radius of the fixing bolt is that the fixing bolt is movably installed, and meanwhile, the connecting line of the foremost end of the rotating rod is arranged in front of the foremost end of the display screen.

Compared with the prior art, the beneficial effects of the utility model are that: the teaching dictation board with the adjustable baffle structure can divide the dictation board into a plurality of parts, can freely control the size of the divided parts, and makes students difficult to see the contents of other parts;

1. the structure that the dictation plate body, the connecting plate, the guide rails, the limiting plate and the transverse plate are matched is arranged, so that the transverse plate can move through the guide rails on the connecting plates at two sides of the dictation plate body, the dictation plate body is divided into an upper part and a lower part, and the dictation plate is convenient for teachers and students to use;

2. be equipped with diaphragm, spout, slider, first movable rod, third movable rod, spacing hole, reset spring, fixing bolt and second movable rod matched with structure, make the slider remove in the inside spout of diaphragm, first movable rod, third movable rod and second movable rod can expand each other simultaneously, make the board body of writing to the mercy separate into a plurality of parts about can to when not using, also can pack up, make the operability increase.

Drawings

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

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic side view of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 4 according to the present invention;

fig. 5 is a schematic structural view of a third movable rod of the present invention.

In the figure: 1. the dictation plate body; 2. a dust collecting groove; 3. a connecting plate; 4. a guide rail; 5. a limiting plate; 6. a transverse plate; 7. a chute; 8. a slider; 9. a first movable bar; 10. a third movable bar; 11. a limiting hole; 12. a return spring; 13. fixing the bolt; 14. a second movable 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. 1-5, the present invention provides a technical solution: a teaching dictation plate with an adjustable baffle structure comprises a dictation plate body 1, an ash collecting groove 2, a connecting plate 3, a guide rail 4, a limiting plate 5, a transverse plate 6, sliding grooves 7, a sliding block 8, a first movable rod 9, a third movable rod 10, a limiting hole 11, a reset spring 12, a fixed bolt 13 and a second movable rod 14, wherein the ash collecting groove 2 is arranged at the bottom of the dictation plate body 1, the connecting plate 3 is respectively arranged at two sides of the upper end of the dictation plate body 1, the limiting plate 5 is fixedly arranged at the bottom of the connecting plate 3, the guide rail 4 is arranged on the surface of the connecting plate 3, the guide rail 4 is connected with the transverse plate 6, the transverse plate 6 is movably arranged inside the transverse plate 6 through the guide rail 4 and the connecting plate 3, the sliding grooves 7 are internally provided with sliding blocks 8 above the transverse plate 6, the sliding blocks 8 penetrate through the transverse plate 6, the bottoms of the sliding blocks 8 are fixedly arranged with the first movable, the side of the bottom of the first movable rod 9 is provided with a return spring 12, and a fixing bolt 13 is fixedly mounted on the return spring 12, and the fixing bolt 13 is matched with a limit hole 11 on the second movable rod 14, and the side of the bottom of the second movable rod 14 is provided with a return spring 12, and a fixing bolt 13 is fixedly mounted on the return spring 12, and the fixing bolt 13 is matched with a limit hole 11 on the third movable rod 10.

In the example, the left side and the right side of the dictation plate body 1 are both fixedly provided with the limiting plates 5, meanwhile, the height of the limiting plates 5 is half of the width of the dictation plate body 1, and the moving stroke of the transverse plate 6 on the connecting plate 3 is controlled, so that the dictation plate body 1 is divided into an upper part and a lower part, and the dictation plate is convenient for teachers and students to use;

the dust collecting groove 2 is fixedly arranged at the lower side of the dictation plate body 1, and meanwhile, the length of the dust collecting groove 2 is equal to that of the dictation plate body 1, so that dust written on the dictation plate body 1 falls into the dust collecting groove 2 along the dictation plate body 1, and the dust is convenient to clean;

the first movable rod 9, the third movable rod 10 and the second movable rod 14 are movably mounted, and meanwhile, the first movable rod 9, the third movable rod 10 and the second movable rod 14 are not provided with side faces, so that the first movable rod 9, the third movable rod 10 and the second movable rod 14 can be attached to the dictation plate body 1, and meanwhile, when the first movable rod 9, the third movable rod 10 and the second movable rod 14 are folded, occupation can be reduced, and the operation is convenient;

the cross sectional areas of the side surfaces among the first movable rod 9, the third movable rod 10 and the second movable rod 14 are gradually increased, and the lengths among the first movable rod 9, the third movable rod 10 and the second movable rod 14 are equal, so that when the device is folded, the second movable rod 14 is positioned above the first movable rod 9, and meanwhile, the third movable rod 10 is positioned above the second movable rod 14, so that the occupation of the device is reduced when the device is folded;

fixing bolt 13 and spacing hole 11 cooperation installation to the radius size of spacing hole 11 is less than the biggest radius size of fixing bolt 13, when making fixing bolt 13 be located spacing hole 11, can make the device fixed through reset spring 12's effect, also is convenient for fixing bolt 13's removal simultaneously.

The working principle is as follows: when the device is used, as shown in fig. 1-2, the transverse plate 6 can move through the guide rails 4 on the connecting plates 3 at two sides of the dictation plate body 1, so that the dictation plate body 1 is divided into an upper part and a lower part, and meanwhile, the limiting plate 5 can control the moving stroke of the transverse plate 6 on the connecting plates 3, so that the dictation plate body 1 is divided into the upper part and the lower part, thereby being convenient for teachers and students to use.

Then, as shown in fig. 1-5, the sliding block 8 moves in the sliding slot 7 inside the horizontal plate 6, and at the same time, the first movable rod 9, the third movable rod 10 and the second movable rod 14 can be unfolded, and the third movable rod 10 and the second movable rod 14 are moved to move the fixing bolt 13, and finally, the fixing bolt 13 is moved to the lower side of the limiting hole 11, and due to the action of the return spring 12, the fixing bolt 13 is arranged in the limiting hole 11, so that the dictation plate body 1 can be divided into a plurality of parts left and right, and then, as shown in fig. 3, the dust written on the dictation plate body 1 falls into the dust collecting groove 2 along the dictation plate body 1, thereby facilitating the cleaning of the dust.

After the use is finished, as shown in fig. 1 to 5, the fixing bolt 13 can be pressed down, the third movable rod 10 and the second movable rod 14 are moved simultaneously, the second movable rod 14 is located above the first movable rod 9, the third movable rod 10 is located above the second movable rod 14, so as to reduce the occupation of the device during the folding, then, the two sides of the sliding block 8 in the sliding groove 7 inside the transverse plate 6 are moved, and the transverse plate 6 can move upwards through the guide rails 4 on the connecting plates 3 at the two sides of the dictation plate body 1, so that the device is completely folded.

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. A teaching dictation plate with adjustable baffle structure, includes dictation plate body (1), connecting plate (3), diaphragm (6), first movable rod (9) and second movable rod (14), its characterized in that: the improved mercy writing board comprises a mercy writing board body (1), and is characterized in that an ash collecting groove (2) is formed in the bottom of the mercy writing board body (1), connecting plates (3) are mounted on two sides of the upper end of the mercy writing board body (1), a limiting plate (5) is fixedly mounted at the bottom of each connecting plate (3), a guide rail (4) is arranged on the surface of each connecting plate (3), the guide rail (4) is connected with a transverse plate (6), the transverse plate (6) is movably mounted with the connecting plates (3) through the guide rails (4), a sliding groove (7) is formed in the transverse plate (6), a sliding block (8) is arranged in the sliding groove (7) and above the transverse plate (6), the sliding block (8) penetrates through the transverse plate (6), the bottom of the sliding block (8) is fixedly mounted with a first movable rod (9), the first movable rod (9) is mounted below the transverse plate (6), a return spring (12) is arranged on, and fixing bolt (13) and spacing hole (11) on second movable rod (14) mutually support, second movable rod (14) bottom side is equipped with reset spring (12), and fixed mounting has fixing bolt (13) on reset spring (12) simultaneously to fixing bolt (13) and spacing hole (11) on third movable rod (10) mutually support.

2. The teaching dictation plate of claim 1 having an adjustable baffle structure wherein: limiting plates (5) are fixedly mounted on the left side and the right side of the dictation plate body (1), and meanwhile the height of each limiting plate (5) is half of the width of the dictation plate body (1).

3. The teaching dictation plate of claim 1 having an adjustable baffle structure wherein: the dust collecting groove (2) is fixedly arranged on the lower side of the dictation plate body (1), and the length of the dust collecting groove (2) is equal to that of the dictation plate body (1).

4. The teaching dictation plate of claim 1 having an adjustable baffle structure wherein: the installation mode between first movable rod (9), third movable rod (10) and second movable rod (14) is movable mounting, and first movable rod (9), third movable rod (10) and second movable rod (14) do not all be equipped with the side simultaneously.

5. The teaching dictation plate of claim 1 having an adjustable baffle structure wherein: the cross sectional area of the side surface among the first movable rod (9), the third movable rod (10) and the second movable rod (14) is gradually increased, and the lengths among the first movable rod (9), the third movable rod (10) and the second movable rod (14) are equal.

6. The teaching dictation plate of claim 1 having an adjustable baffle structure wherein: the fixing bolt (13) is matched with the limiting hole (11) for installation, and the radius of the limiting hole (11) is smaller than the maximum radius of the fixing bolt (13).