CN211710474U - Novel remove teaching board - Google Patents
Novel remove teaching board Download PDFInfo
- Publication number
- CN211710474U CN211710474U CN202020314989.4U CN202020314989U CN211710474U CN 211710474 U CN211710474 U CN 211710474U CN 202020314989 U CN202020314989 U CN 202020314989U CN 211710474 U CN211710474 U CN 211710474U
- Authority
- CN
- China
- Prior art keywords
- teaching board
- fixedly connected
- board body
- limiting
- teaching
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a novel remove teaching board, including base and teaching board body, the top fixedly connected with teaching board body of base, the back of teaching board body is provided with the pull device, the pull device includes accessory plate, first spacing pipe, runs through groove, baffle, pull rod, connecting rod, second gag lever post, fixed rotating shaft and backup pad, the accessory plate sets up to two sets of and articulates respectively in the back of teaching board body, the top fixed mounting of accessory plate has first spacing pipe. The utility model discloses a set up the pull device and can pull out the accessory plate, and the accessory plate has writing function with teaching class body equally, can increase the scope of writing on the writing board to a certain extent, and the hollow tube and the threaded rod that can the mutual displacement stretch out and draw back that set up can make teaching board body and pull device rise and descend that can be appropriate to adapt to most crowds, and the utility model discloses rational in infrastructure, convenient to use.
Description
Technical Field
The utility model relates to an equipment technical field is used in the teaching, specifically is a novel remove teaching board.
Background
The teaching board is a board placed in a classroom or a meeting room, and is used for writing contents with chalk or a water-based pen to play a role in explaining and demonstrating.
The teaching board has the advantages that when the teaching board is used, a teacher is required to write on the teaching board, but because the writing range of a common teaching board is small, all demonstration persons cannot write down the objects needing writing on the board, the height of the existing teaching board is different, and sometimes, when children need to answer the questions before, the situation that the children cannot reach the objects usually occurs, so that a novel movable teaching board is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel remove teaching board to solve the problem that proposes in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a novel movable teaching board comprises a base and a teaching board body, wherein the top of the base is fixedly connected with the teaching board body, the back of the teaching board body is provided with a drawing device, the drawing device comprises an auxiliary board, a first limiting pipe, a through groove, a baffle, a pull rod, a connecting rod, a second limiting rod, a fixed rotating shaft and a supporting board, the auxiliary board is arranged into two groups and is respectively hinged on the back of the teaching board body, the top of the auxiliary board is fixedly provided with the first limiting pipe, the top of the first limiting pipe is provided with the through groove in a penetrating way, the baffle is arranged inside the first limiting pipe, the top of the baffle is fixedly connected with the pull rod, the top of the pull rod penetrates through the through groove and is attached to the outer surface of the first limiting pipe, the top of the surface of the teaching board body is fixedly connected with the second limiting rod through the connecting rods which are symmetrically distributed, the other end of baffle inserts the inside to the second gag lever post, the back of teaching board body has the backup pad through fixed rotating shaft fixed mounting.
Furthermore, the bottom fixedly connected with antiskid rubber pad of base, the bottom fixedly connected with antiskid bump of antiskid rubber pad, the top fixedly connected with hollow tube of base, the top fixedly connected with ball screw cap of hollow tube, the bottom fixedly connected with threaded rod of teaching board body, the surface of threaded rod meshes with the inner wall of ball screw cap mutually.
Furthermore, one end of the auxiliary plate, which is far away from the drawing device, is fixedly connected with a handle.
Furthermore, one end of the baffle, which is far away from the inner wall of the second limiting rod, is fixedly connected with a limiting plate.
Further, the supporting plate rotates along the fixed rotating shaft, and the manufacturing material of the supporting plate is a rigid material.
Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses a set up the pull device and can pull out the accessory plate, and the accessory plate has writing function with teaching class body equally, can increase the scope of writing on the writing board to a certain extent, and the hollow tube and the threaded rod that can the mutual displacement stretch out and draw back that set up can make teaching board body and pull device rise and descend that can be appropriate to adapt to most crowds, and the utility model discloses rational in infrastructure, convenient to use.
Drawings
Fig. 1 is a schematic structural view of the front view of the present invention;
fig. 2 is a rear view structure diagram of the present invention;
fig. 3 is a schematic structural view of the drawing device in a rear view;
fig. 4 is a schematic structural view of the drawing device of the present invention after being unfolded.
In the figure: the teaching board comprises a base 1, a teaching board body 2, a drawing device 3, an auxiliary board 4, a first limiting pipe 5, a penetrating groove 6, a baffle 7, a pull rod 8, a connecting rod 9, a second limiting pipe 10, a handle 11, a fixed rotating shaft 12, a supporting plate 13, a limiting plate 14, a hollow pipe 15, a ball screw cap 16, a threaded rod 17, an anti-skid rubber pad 18 and anti-skid bumps 19.
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. 1-4, the present invention provides a technical solution: a novel movable teaching board comprises a base 1 and a teaching board body 2, wherein the top of the base 1 is fixedly connected with the teaching board body 2, the back of the teaching board body 2 is provided with a drawing device 3, the drawing device 3 comprises an auxiliary board 4, a first limiting pipe 5, a through groove 6, a baffle 7, a pull rod 8, a connecting rod 9, a second limiting rod 10, a fixed rotating shaft 12 and a support board 13, the auxiliary board 4 is provided in two groups and is respectively hinged on the back of the teaching board body 2, the top of the auxiliary board 4 is fixedly provided with the first limiting pipe 5, the top of the first limiting pipe 5 is provided with the through groove 6 in a penetrating way, the baffle 7 is arranged inside the first limiting pipe 5, the top of the baffle 7 is fixedly connected with the pull rod 8, the top of the pull rod 8 penetrates through the through groove 6 and is attached to the outer surface of the first limiting pipe 5, the top of the surface of the teaching board body 2 is fixedly connected with the second limiting rod 10 through the connecting rods 9 which are symmetrically distributed, the other end of the baffle 7 is inserted into the second limiting rod 10, and a support plate 13 is fixedly mounted on the back of the teaching board body 2 through a fixed rotating shaft 12.
Further, the bottom of base 1 fixedly connected with antiskid rubber pad 18, the bottom fixedly connected with antiskid bump 19 of antiskid rubber pad 18, the top fixedly connected with hollow tube 15 of base 1, the top fixedly connected with ball screw cap 16 of hollow tube 15, the bottom fixedly connected with threaded rod 17 of teaching board body 2, the surface of threaded rod 17 meshes with the inner wall of ball screw cap 16 mutually.
Furthermore, a handle 11 is fixedly connected to one end of the auxiliary plate 4 away from the drawing device 3.
Furthermore, one end of the baffle 7, which is far away from the inner wall of the second limiting rod 10, is fixedly connected with a limiting plate 14.
Further, the support plate 13 rotates along the fixed rotating shaft 12, and the material of the support plate 13 is a rigid material.
When the height of the teaching board body 2 needs to be adjusted, firstly, the ball screw cap 16 is rotated to enable the threaded rod 17 to rotate along the ball screw cap 16, the threaded rod 17 and the teaching board body 2 at the top of the threaded rod 17 are moved to enable the threaded rod 17 to stretch and contract inside the hollow tube 15, so that the height of the teaching board body 2 is convenient to adjust, when the area of the teaching board body 2 is insufficient in the process of writing on a blackboard, the pull rod 8 is pushed to enable the pull rod 8 and the baffle 7 to move along the inside of the first limiting tube 5, when the baffle 7 is separated from the inside of the second limiting tube 10, the auxiliary board 4 can be unfolded by pulling the pull handle 11 to enable the auxiliary board 4 to rotate along one side of the teaching board body 2, then the support board 13 is rotated to enable the support board 13 to rotate along the fixed rotating shaft 12, and one side of the support board 13 is contacted with the auxiliary board 4, so that the auxiliary board 4 can be fixed, the auxiliary plate 4 can be prevented from being bent backward during writing.
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 (5)
1. The utility model provides a novel remove teaching board, includes base (1) and teaching board body (2), the top fixedly connected with teaching board body (2) of base (1), its characterized in that: the back of the teaching board body (2) is provided with a drawing device (3), the drawing device (3) comprises auxiliary boards (4), first limiting pipes (5), through grooves (6), baffles (7), pull rods (8), connecting rods (9), second limiting rods (10), fixed rotating shafts (12) and supporting plates (13), the auxiliary boards (4) are arranged in two groups and are respectively hinged to the back of the teaching board body (2), the top of the auxiliary board (4) is fixedly provided with the first limiting pipes (5), the top of each first limiting pipe (5) is provided with the through grooves (6) in a penetrating mode, the baffles (7) are arranged inside the first limiting pipes (5), the tops of the baffles (7) are fixedly connected with the pull rods (8), the tops of the pull rods (8) penetrate through the through grooves (6) and are attached to the outer surface of the first limiting pipes (5), the top on teaching board body (2) surface is through connecting rod (9) fixedly connected with second gag lever post (10) of symmetric distribution, the other end of baffle (7) inserts the inside to second gag lever post (10), there is backup pad (13) at the back of teaching board body (2) through fixed rotating shaft (12) fixed mounting.
2. The novel mobile teaching board of claim 1, wherein: the teaching board is characterized in that an anti-skidding rubber pad (18) is fixedly connected to the bottom of the base (1), anti-skidding salient points (19) are fixedly connected to the bottom of the anti-skidding rubber pad (18), a hollow tube (15) is fixedly connected to the top of the base (1), a ball screw cap (16) is fixedly connected to the top of the hollow tube (15), a threaded rod (17) is fixedly connected to the bottom of the teaching board body (2), and the outer surface of the threaded rod (17) is meshed with the inner wall of the ball screw cap (16).
3. The novel mobile teaching board of claim 1, wherein: one end of the auxiliary plate (4) far away from the drawing device (3) is fixedly connected with a handle (11).
4. The novel mobile teaching board of claim 1, wherein: one end of the baffle (7) far away from the inner wall of the second limiting rod (10) is fixedly connected with a limiting plate (14).
5. The novel mobile teaching board of claim 1, wherein: the supporting plate (13) rotates along the fixed rotating shaft (12), and the manufacturing material of the supporting plate (13) is a rigid material.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020314989.4U CN211710474U (en) | 2020-03-14 | 2020-03-14 | Novel remove teaching board |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020314989.4U CN211710474U (en) | 2020-03-14 | 2020-03-14 | Novel remove teaching board |
Publications (1)
Publication Number | Publication Date |
---|---|
CN211710474U true CN211710474U (en) | 2020-10-20 |
Family
ID=73396982
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202020314989.4U Expired - Fee Related CN211710474U (en) | 2020-03-14 | 2020-03-14 | Novel remove teaching board |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN211710474U (en) |
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2020
- 2020-03-14 CN CN202020314989.4U patent/CN211710474U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201020 Termination date: 20210314 |