CN210006218U

CN210006218U - Chinese language and literature teaching board

Info

Publication number: CN210006218U
Application number: CN201920362889.6U
Authority: CN
Inventors: 周非非; 刘佳; 吉卉
Original assignee: Changchun Normal University
Current assignee: Changchun Normal University
Priority date: 2019-03-21
Filing date: 2019-03-21
Publication date: 2020-01-31
Anticipated expiration: 2029-03-21

Abstract

The utility model discloses an chinese language and literature teaching board, including big teaching board, big teaching board bottom is equipped with flexible bracing piece, big teaching board right side articulates there is little teaching board, little teaching board top is equipped with the roof, the roof bottom is equipped with the light, big teaching board right side is connected with the dead lever, it passes to have the screw rod on the dead lever, big teaching board top is equipped with the containing box, be equipped with the wind-up roll in the containing box, the rolling has the curtain on the wind-up roll, wind-up roll end rotates with the containing box lateral wall to be connected, end is connected with little servo motor in addition, the roof is equipped with cleaning device in the containing box, cleaning device includes the shell, be equipped with the spring in the shell, spring butt limiting plate, be connected with the connecting rod on the limiting plate, the connecting rod is connected with even the board, it has the cleaning cotton to bond on even the board, big teaching board left side is equipped with switch and second switch, the utility model discloses not only structure, be provided with little teaching board, make things convenient for mr to combine the projection content to explain.

Description

Chinese language and literature teaching board

Technical Field

The utility model relates to a chinese language and literature teaching tool field, concretely relates to kinds of chinese language and literature teaching boards.

Background

The Chinese language and literature specialty culture is a Chinese language and literature specialty talents which have basic theory, basic knowledge and basic skills of Chinese language and literature, can be used for literary review, Chinese language and literature teaching and research work and actual work in culture and propaganda in the news and literature publishing department , scientific research institutions and enterprise and public institutions.

In the teaching process of chinese language and literature, the mode that multimedia teaching and blackboard writing teaching combine is widely used by , traditional method all adopts the projecting apparatus projection to teach on the curtain, but can shelter from the teaching board when the curtain falls, the teacher will combine the content that the projection was come out to explain sometimes, but the place of not writing, the student can only directly understand the memory, teaching effect is relatively poor, and the curtain is using and the in-process of depositing, the above-mentioned dust that can be infected with, influence projected effect easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the above-mentioned problem that exists among the prior art, provide kinds of chinese language and literature teaching boards, novel structure not only is provided with little teaching board, makes things convenient for mr to combine the projection content to explain, is equipped with cleaning device simultaneously, can clean the projection curtain.

In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:

Chinese language and literature teaching board, including big teaching board, big teaching board bottom fixedly connected with telescopic support pole, big teaching board right side articulates there is little teaching board, little teaching board top is equipped with the roof, the roof bottom is equipped with the light, big teaching board right side wall fixedly connected with dead lever, it passes to have the screw rod on the dead lever, screw rod and little teaching board bottom spiro union, big teaching board top is equipped with the containing box, the terminal surface articulates there is case before the containing box, be equipped with the wind-up roll in the containing box, the rolling has the curtain on the wind-up roll, wind-up roll end and containing box lateral wall rotate to be connected, and end is connected with little servo motor in addition, the roof is equipped with cleaning device in the containing box, cleaning device includes the shell, be equipped with the spring in the shell, the spring butt limiting plate, be connected with the connecting rod on the limiting plate, the connecting rod passes the shell and is connected with linking board, it has clean cotton to bond on linking the board, big teaching board left side is equipped with switch and second switch, be equipped with the battery after the teaching board electrical property connection lamp.

, a control button is arranged on the telescopic supporting rod.

, the cleaning cotton is adhered to the connecting plate by a magic tape.

, the bottom end of the screw is provided with a screw block.

, a stabilizing base is arranged at the bottom end of the telescopic supporting rod.

And , rolling the curtain when the small servo motor rotates anticlockwise.

The utility model discloses a income effect is:

the utility model is not only novel structure, be provided with little teaching board, the teacher can carry out the writing of teaching content on little teaching board when the projection, makes things convenient for the teacher to combine the projection content to explain, is equipped with the light on the little teaching board, and the student of being convenient for watches the content on the little teaching board, still is equipped with cleaning device simultaneously, can clean the projection curtain.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

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

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

FIG. 3 is a view showing the internal structure of the storage box of the present invention;

fig. 4 is a schematic structural view of the cleaning device of the present invention.

Detailed Description

The technical solution 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 , but not all embodiments.

As shown in fig. 1-4, the utility model discloses a chinese language and literature teaching board, including

big teaching board

2, 2 bottom fixedly connected with telescopic support rod 1 of big teaching board, 2 right sides of big teaching board articulate there is little teaching board 11, little teaching board 11 top is equipped with roof 9, roof 9 bottom is equipped with

light

10, 2 right side wall fixedly connected with dead lever 12 of big teaching board, there is screw rod 13 to pass on the dead lever 12,

screw rod

13 and 11 bottom spiro union of little teaching board, 2 tops of big teaching board are equipped with containing box 5, the terminal surface articulates there is case before containing box 5, be equipped with wind-up roll 6 in containing box 5, the rolling has the curtain on the wind-up roll 6, wind-up roll 6 end is connected with containing box 5 lateral wall rotation, another end is connected with little servo motor 17, be equipped with cleaning device 8 in containing box 5, cleaning device 8 includes shell 83, be equipped with spring 81 in the shell 83, spring 81 butt 82, be connected with connecting rod 84 on the limiting plate 82, connecting rod 84 with even board 85, even there is equipped with cleaning device 8 in the bonding between the teaching board 85, be equipped with second electric property switch 364 and the big teaching board electric connection switch 3616 between the second electric property switch 364 and the storage battery 16, storage battery back.

Wherein, the telescopic supporting rod 1 is provided with a control button, which is convenient for adjusting the height of the telescopic supporting rod 1.

Wherein, bond through magic subsides between clean cotton 86 and the even board 85, the clean cotton 86 of convenient to detach change.

Wherein, the bottom end of the screw 13 is provided with a screwing block 14, which is convenient for screwing the screw.

Wherein, the bottom of the telescopic supporting rod 1 is provided with a stabilizing seat 15, so that the device is more stable.

Wherein, little servo motor 17 carries out the rolling to the curtain when anticlockwise rotating.

concrete applications of the embodiment are that when the curtain is used, the height of the telescopic support rod 1 can be adjusted as required, so that the height of the large teaching board 2 can be adjusted, when projection is required, the small servo motor 17 is controlled to rotate clockwise through the th switch 3, the small servo motor 17 drives the winding roller 6 to rotate, the small teaching board 11 can be rotated to be in the same plane with the large teaching board 2 as when the curtain is put down, the screw 13 is screwed through the screwing block 14, the screw 13 is screwed with the small teaching board 11, the small teaching board 11 is fixed, as shown in fig. 1, the illuminating lamp 10 can be turned on through the second switch 4, so that a student can conveniently watch the content written on the small teaching board 11 by a teacher, after teaching is completed, the small servo motor 17 can be controlled to rotate through the th switch 3, so as to wind the curtain, the spring 81 is compressed, under the elastic force of the spring 81, the cleaning cotton 86 is always in contact with the curtain, and dust on the curtain can be cleaned.

To sum up, the utility model is not only novel structure, be provided with little teaching board, make things convenient for mr to combine the projection content to explain, be equipped with cleaning device simultaneously, can clean the projection curtain.

In the description herein, reference to the term " embodiments," "examples," "specific examples," or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least embodiments or examples of the invention.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

The Chinese language and literature teaching board comprises a large teaching board (2), a telescopic supporting rod (1) is fixedly connected to the bottom of the large teaching board (2), a small teaching board (11) is hinged to the right side of the large teaching board (2), a top plate (9) is arranged at the top of the small teaching board (11), an illuminating lamp (10) is arranged at the bottom of the top plate (9), a fixing rod (12) is fixedly connected to the right side wall of the large teaching board (2), a screw (13) penetrates through the fixing rod (12), the screw (13) is in threaded connection with the bottom of the small teaching board (11), a containing box (5) is arranged at the top of the large teaching board (2), the front end face of the containing box (5) is hinged to a box (7), a winding roller (6) is arranged in the containing box (5), winding cloth is arranged on the winding roller (6), the end of the winding roller (6) is rotatably connected with the side wall of the containing box (5), the end of the winding roller (6) is connected with a small servo motor (17), a winding roller (6) is arranged in the containing box (5), a cleaning switch (83) is arranged between a second cleaning switch (83) and a cleaning switch (82) and a cleaning switch (83) is arranged on the left side of the storage battery connecting rod (82), the storage battery connecting plate (83), the storage battery connecting rod (2), the storage box (83) and the cleaning switch (82), the cleaning switch (83) is connected with a second cleaning switch (83), a cleaning switch (83) and a cleaning switch (82), a cleaning switch (83) and a cleaning switch (21) is arranged on the storage battery connecting rod (17), a cleaning switch (18) and a cleaning switch connected with a cleaning switch (10) and a cleaning switch.
2. The Chinese language and literature teaching board as claimed in claim 1, wherein the telescopic supporting rod (1) is provided with a control button.
3. The Chinese language and literature teaching board as claimed in claim 1, wherein the cleaning cotton (86) is adhered to the connecting board (85) by a Velcro.
4. The Chinese language and literature teaching board as claimed in claim 1, wherein the bottom end of the screw (13) is provided with a screw block (14).
5. The Chinese language and literature teaching board as claimed in claim 1, wherein the bottom end of the telescopic support rod (1) is provided with a stabilizing base (15).
6. The Chinese language and literature teaching board as claimed in claim 1, wherein the small servo motor (17) rotates counterclockwise to wind the curtain.