CN211591993U

CN211591993U - Chinese blackboard writing auxiliary device

Info

Publication number: CN211591993U
Application number: CN202020214934.6U
Authority: CN
Inventors: 李芹; 石辰敏; 熊金华
Original assignee: Xinxiang Vocational and Technical College
Current assignee: Xinxiang Vocational and Technical College
Priority date: 2020-02-27
Filing date: 2020-02-27
Publication date: 2020-09-29
Anticipated expiration: 2030-02-27

Abstract

The utility model discloses an auxiliary device is write to chinese blackboard, including blackboard body, blackboard body's top fixedly connected with slide rail, the bottom sliding connection of slide rail has two sliders. The utility model discloses in, the bottom of slider has set up the telescopic link, and the bottom of telescopic link has set up the fixed plate, has set up the clamping part on the fixed plate, and the clamping part has set up the movable rod, and movable rod one end has set up the gyro wheel, and its bottom has set up the spring, adopts the benefit of this design to lie in: when the teacher writes the books content, arrange books in the fixed plate on, then rotate the movable rod and lift up the gyro wheel, arrange the edge of books in under the gyro wheel, loosen the movable rod after that, make the gyro wheel push down books under the spring action of spring, and then play the effect of fixed books, through the removal of slider and the flexible of telescopic link simultaneously, adjustable fixed plate is in suitable position, makes things convenient for the teacher of different heights to use.

Description

Chinese blackboard writing auxiliary device

Technical Field

The utility model relates to a teaching equipment technical field especially relates to a chinese blackboard writes auxiliary device.

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. Black, greenish black, white or beige

In the Chinese teaching, a teacher often needs to copy a large number of characters on a blackboard, and when the teacher writes, the teacher is inconvenient to write and turn pages when holding a book; secondly, the existing blackboard has no device for assisting the teacher to write forms and has no straight line segment for assisting writing, so that the teacher often writes askew when writing on the blackboard, and the recording of students is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the Chinese blackboard writing auxiliary device is provided for solving the problems that a teacher is inconvenient to take a book to write and a form board is easy to write askew.

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

a Chinese blackboard writing auxiliary device comprises a blackboard body, wherein the top of the blackboard body is fixedly connected with a slide rail, the bottom of the slide rail is slidably connected with two slide blocks, the bottoms of the two slide blocks are both fixedly connected with telescopic rods, the telescopic ends of the two telescopic rods are respectively fixedly connected with a fixed plate and a cross rod, the surface of the fixed plate is provided with a plurality of clamping parts, and the bottom of the cross rod is slidably connected with a vertical rod;

the clamping part comprises a movable rod, one end of the movable rod is rotatably connected with the fixed plate, the other end of the movable rod is rotatably connected with the idler wheel, a spring is arranged at the bottom of the movable rod, and two ends of the spring are fixedly connected with the fixed plate and the movable rod respectively.

As a further description of the above technical solution:

the clamping parts are respectively positioned at four corners of the fixing plate.

As a further description of the above technical solution:

the surface of horizontal pole and montant all is equipped with the scale to the two sets up perpendicularly.

As a further description of the above technical solution:

the blackboard body is provided with a laser box, and the laser box is fixedly connected with a laser lamp and a power supply device.

As a further description of the above technical solution:

one side of the bottom of the laser box is fixedly connected with a fixed block, and the other side of the bottom of the laser box is fixedly connected with a magnetic block.

As a further description of the above technical solution:

a baffle is fixedly connected to one horizontal side of the blackboard body.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, set up the slide rail on the blackboard body, set up the slider on the slide rail, the bottom of slider has set up the telescopic link, and the bottom of telescopic link has set up the fixed plate, has set up the clamping part on the fixed plate, and the clamping part has set up the movable rod, and movable rod one end has set up the gyro wheel, and its bottom has set up the spring, adopts the benefit of this design to lie in: when the teacher writes the books content, arrange books in the fixed plate on, then rotate the movable rod and lift up the gyro wheel, arrange the edge of books in under the gyro wheel, loosen the movable rod after that, make the gyro wheel push down books under the spring action of spring, and then play the effect of fixed books, through the removal of slider and the flexible of telescopic link simultaneously, adjustable fixed plate is in suitable position, makes things convenient for the teacher of different heights to use.

2. The utility model discloses in, set up another slider on the slide rail, the slider bottom has set up the telescopic link, has set up the horizontal pole on the telescopic link, and the bottom of horizontal pole has set up the montant, has all set up the scale on horizontal pole and the montant, adopts the benefit of this design to lie in: the transverse rods and the vertical rods are used for teachers to draw tables, so that the teachers do not need to carry auxiliary tools such as rulers and the like, and the burden of the teachers is relieved.

3. The utility model discloses in, set up the laser box on the blackboard body, set up laser lamp and power supply unit on the laser box, the bottom of laser box has set up fixed block and magnetic path, adopts the benefit of this design to lie in: the laser box is arranged at the edge of the blackboard, the fixing block is attached to the side face of the blackboard, the light irradiated by the laser lamp is guaranteed to be horizontal, and the magnetic block is absorbed on the blackboard, so that the stability of the laser box is guaranteed.

Drawings

Fig. 1 is a schematic view showing an overall structure of a blackboard auxiliary device according to an embodiment of the present invention;

fig. 2 is a schematic front view of a fixing plate according to an embodiment of the present invention;

fig. 3 shows a schematic structural view of a clamping portion provided according to an embodiment of the present invention;

fig. 4 is a schematic front view of a laser box according to an embodiment of the present invention;

fig. 5 shows a schematic top view structure diagram of a laser box provided according to an embodiment of the present invention.

Illustration of the drawings:

1. a blackboard body; 2. a slide rail; 3. a slider; 4. a telescopic rod; 5. a fixing plate; 6. a clamping portion; 601. a movable rod; 602. a roller; 603. a spring; 7. a cross bar; 8. a vertical rod; 9. a laser box; 10. a laser light; 11. a power supply device; 12. a fixed block; 13. a magnetic block; 14. and a baffle plate.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a Chinese blackboard writing auxiliary device comprises a blackboard body 1, wherein the top of the blackboard body 1 is fixedly connected with a slide rail 2, the bottom of the slide rail 2 is slidably connected with two slide blocks 3, the bottoms of the two slide blocks 3 are both fixedly connected with telescopic rods 4, the telescopic ends of the two telescopic rods 4 are respectively fixedly connected with a fixed plate 5 and a cross rod 7, the surface of the fixed plate 5 is provided with a plurality of clamping parts 6, and the bottom of the cross rod 7 is slidably connected with a vertical rod 8;

clamping part 6 includes movable rod 601, and the one end and the fixed plate 5 of movable rod 601 rotate to be connected, and the other end rotates to be connected with gyro wheel 602, and the bottom of movable rod 601 is equipped with spring 603, and the both ends of spring 603 respectively with fixed plate 5 and movable rod 601 fixed connection, make gyro wheel 602 compress tightly books through the elasticity of spring 603, make things convenient for the mr to copy.

Specifically, as shown in fig. 2, the plurality of clamping portions 6 are respectively located at four corners of the fixing plate 5, and the plurality of clamping portions 6 can improve the stability of fixing the book.

Specifically, as shown in fig. 1, scales are provided on the surfaces of the cross bar 7 and the vertical bar 8, and the cross bar 7 and the vertical bar 8 are vertically arranged, and are used for assisting a teacher in drawing a table.

Specifically, as shown in fig. 4, a laser box 9 is arranged on the blackboard body 1, a laser lamp 10 and a power supply device 11 are fixedly connected to the laser box 9, and light irradiated by the laser lamp 10 is straight and used for assisting a teacher to write on a blackboard.

Specifically, as shown in fig. 5, a fixing block 12 is fixedly connected to one side of the bottom of the laser box 9, and a magnetic block 13 is fixedly connected to the other side of the bottom of the laser box 9, wherein the magnetic block 13 is used for adsorbing the laser box 9 on a blackboard.

Specifically, as shown in fig. 1, a baffle 14 is fixedly connected to one horizontal side of the blackboard body 1, and the baffle 14 is used for blocking laser light to avoid injury to human eyes.

The working principle is as follows: when the blackboard-writing device is used, a teacher places a book on the fixed plate 5 during blackboard-writing, rotates the movable rod 601 to lift the roller 602, places the left side and the right side of the book under the roller 602 respectively, releases the movable rod 601, enables the roller 602 to press the book under the action of the elastic force of the spring 603, and enables the book to be located at a proper position by dragging the fixed plate 5 and changing the length of the telescopic rod 4, so that blackboard-writing is performed; secondly, the teacher can draw a table by dragging the corresponding positions of the transverse rod 7 and the vertical rod 8; finally, when a teacher writes on a blackboard, the laser box 9 is placed at the edge of the blackboard body 1, the side end face of the fixing block 12 is attached to the side end face of the blackboard body 1, then the laser lamp 10 is turned on, light projected by the laser lamp 10 is straight and is reflected on the blackboard, and through the steps, the design has an auxiliary effect on the teacher writing.

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. The Chinese blackboard writing auxiliary device comprises a blackboard body (1) and is characterized in that a slide rail (2) is fixedly connected to the top of the blackboard body (1), two slide blocks (3) are slidably connected to the bottom of the slide rail (2), telescopic rods (4) are fixedly connected to the bottoms of the two slide blocks (3), telescopic ends of the two telescopic rods (4) are fixedly connected with a fixing plate (5) and a cross rod (7) respectively, a plurality of clamping parts (6) are arranged on the surface of the fixing plate (5), and a vertical rod (8) is slidably connected to the bottom of the cross rod (7);

clamping part (6) include movable rod (601), the one end and fixed plate (5) of movable rod (601) rotate to be connected, and the other end rotates and is connected with gyro wheel (602), the bottom of movable rod (601) is equipped with spring (603), the both ends of spring (603) respectively with fixed plate (5) and movable rod (601) fixed connection.

2. The writing assistive device on a chinese blackboard according to claim 1, wherein the plurality of holding portions (6) are respectively located at four corners of the fixed plate (5).

3. The writing assistive device on a chinese blackboard according to claim 1, characterized in that the surface of the horizontal rod (7) and the vertical rod (8) are provided with scales and the two are vertically arranged.

4. The Chinese blackboard writing auxiliary device according to claim 1, characterized in that the blackboard body (1) is provided with a laser box (9), and the laser box (9) is fixedly connected with a laser lamp (10) and a power supply device (11).

5. The writing auxiliary device on the Chinese blackboard according to claim 4, characterized in that one side of the bottom of the laser box (9) is fixedly connected with a fixed block (12), and the other side is fixedly connected with a magnetic block (13).

6. The writing auxiliary device for the Chinese blackboard according to claim 1, characterized in that a baffle (14) is fixedly connected to one horizontal side of the blackboard body (1).