CN216373986U

CN216373986U - Novel mathematics classroom teaching device

Info

Publication number: CN216373986U
Application number: CN202123093865.1U
Authority: CN
Inventors: 历文伟
Original assignee: Zhejiang Guangxia Construction Vocational and Technical University
Current assignee: Zhejiang Guangxia Construction Vocational and Technical University
Priority date: 2021-12-10
Filing date: 2021-12-10
Publication date: 2022-04-26
Anticipated expiration: 2031-12-10

Abstract

The utility model relates to the technical field of teaching equipment and discloses a novel mathematics classroom teaching device which comprises a first plate body, wherein one side of the first plate body is provided with a second plate body, and the other side of the first plate body is provided with a third plate body; the first plate body, the second body, the first plate body and the third plate body are hinged through hinges, and the angle between the second plate body and the third body on two sides of the first plate body and the first plate body can be adjusted through the limiting mechanism at the bottom when the device is used.

Description

Novel mathematics classroom teaching device

Technical Field

The utility model relates to the technical field of teaching equipment, in particular to a novel mathematics classroom teaching device.

Background

When the teaching board is used, the existing teaching board has certain problems, and is generally arranged on the wall of a classroom, but has the defects that after the teacher finishes writing, the students in the center of the classroom can clearly see the fonts on the whole teaching board, but the students on two sides of the classroom often cannot clearly see the fonts written by the teacher due to the influence of light, so that the learning effect of the students is poor, meanwhile, the existing teaching board is generally integrally arranged on the wall, the whole teaching board surface is large, the installation is very troublesome and inconvenient, some teaching boards are arranged by using glue, the degumming condition of the teaching board is easy to occur after long-time use, and some teaching boards are used on the wall, but the number of screws required is large, and the installation is time-consuming.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel mathematics classroom teaching device, which has the advantages of angle adjustment and convenience in installation and solves the problems that the angle of the existing teaching board cannot be adjusted and the installation is inconvenient.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a novel mathematics classroom teaching device, includes the first plate body, one side of first plate body is provided with the second plate body, the opposite side of first plate body is provided with the third plate body, all through hinge joint between first plate body and the second plate body and between first plate body and the third plate body, the back of first plate body is provided with the backup pad, the both sides of backup pad are provided with fixed fixture block, the bottom of first plate body is provided with the fixed block, two L shape installation pieces are installed to the back symmetry of fixed block, the bottom of first plate body is provided with stop gear.

Preferably, stop gear includes first link block, the quantity of first link block is two, the top of first link block is passed through the bearing and is rotated with the bottom of first plate body and be connected, the bottom of second plate body and third plate body all is rotated through the bearing and is connected with the second link block, the fixed surface of first link block cup joints the gag lever post with second link block sliding connection.

Preferably, the bottom of the second connecting block is in threaded connection with a limiting bolt, and the limiting bolt is matched with a limiting rod for use.

Preferably, a storage box matched with an external article is installed on the front surface of the first plate body.

Preferably, the top of the fixing block is provided with a limiting groove, and the limiting groove is matched with the fixing fixture block for use.

Preferably, the transverse end of the L-shaped mounting block is provided with a threaded hole matched with an external wall body for use, and the support plate and the first plate body are bolted through screws.

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

the first plate body, the second body, the first plate body and the third plate body are hinged through hinges, and the angle between the second plate body and the third body on two sides of the first plate body and the first plate body can be adjusted through the limiting mechanism at the bottom when the blackboard eraser is used, so that students on two sides of a classroom can see written characters clearly, and the practicability is improved;

according to the utility model, the threaded holes are arranged on the two L-shaped mounting blocks, so that the L-shaped mounting blocks can be fixed with a wall body, and the fixing fixture blocks and the supporting plate can be clamped by the limiting grooves arranged on the fixing blocks, so that the device is convenient to mount, and the mounting difficulty is reduced without using glue or a plurality of screws.

Drawings

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

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

FIG. 3 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;

FIG. 4 is an enlarged view of the utility model at B in FIG. 1.

In the figure: 1. a first plate body; 2. a second plate body; 3. a third plate body; 4. a support plate; 5. fixing the fixture block; 6. a fixed block; 7. an L-shaped mounting block; 8. a limiting mechanism; 81. a first connection block; 82. a second connecting block; 83. a limiting rod; 9. a limit bolt; 10. a storage box; 11. a limiting groove; 12. a threaded bore.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, 2, 3 and 4, a novel mathematics classroom teaching device comprises a first plate body 1, a second plate body 2 is arranged on one side of the first plate body 1, a third plate body 3 is arranged on the other side of the first plate body 1, the first plate body 1 and the second plate body 2 are hinged with the first plate body 1 and the third plate body 3 through hinges, a supporting plate 4 is arranged on the back of the first plate body 1, fixing blocks 5 are arranged on two sides of the supporting plate 4, a fixing block 6 is arranged at the bottom of the first plate body 1, two L-shaped mounting blocks 7 are symmetrically arranged on the back of the fixing block 6, a limiting mechanism 8 is arranged at the bottom of the first plate body 1, the angles between the second plate body 2 and the third plate body on two sides of the first plate body 1 and the third plate body 3 are hinged through hinges, and then pass through the limiting mechanism 8 at the bottom, when in use, the angles between the second plate body 2 and the third plate body on two sides of the first plate body 1 and the first plate body 1 can be adjusted, the convenient typeface of writing on seeing clearly of the student that is in the classroom both sides has improved the practicality, installs screw hole 12 above two L shape installation pieces 7, can make it and wall body fixed, installs spacing groove 11 above fixed block 6 again, can block fixed fixture block 5 and backup pad 4, has made things convenient for the device's installation, need not through viscose or a lot of screws, has reduced the degree of difficulty of installation.

Further, stop gear 8 includes first connecting block 81, the quantity of first connecting block 81 is two, the top of first connecting block 81 is passed through the bearing with the bottom of first plate body 1 and is rotated and be connected, the bottom of second plate body 2 and third plate body 3 all is connected with second connecting block 82 through the bearing rotation, the fixed surface of first connecting block 81 cup joints gag lever post 83 with second connecting block 82 sliding connection, through first connecting block 81, second connecting block 82 and gag lever post 83 set up, carry on spacingly when carrying out angle modulation to second plate body 2 and third body.

Further, the bottom of the second connecting block 82 is connected with a limiting bolt 9 through threads, the limiting bolt 9 is matched with the limiting rod 83 for use, and the limiting rod 83 is limited through the setting of the limiting bolt 9.

Further, the front surface of the first plate body 1 is provided with a storage box 10 matched with external articles, and chalks and chalk eraser can be conveniently placed through the storage box 10.

Further, limiting groove 11 has been seted up at the top of fixed block 6, and limiting groove 11 uses with fixed fixture block 5 cooperation, sets up through limiting groove 11, and is spacing to fixed fixture block 5.

Furthermore, the transverse end of the L-shaped mounting block 7 is provided with a threaded hole 12 matched with an external wall body for use, the supporting plate 4 and the first plate body 1 are bolted through screws and are arranged through the threaded hole 12, and the device is convenient to mount on the wall body.

The working principle is as follows: the during operation, install two L shape installation pieces 7 on the classroom wall body through screw hole 12, finish the back and block into spacing groove 11 with backup pad 4 and the fixed fixture block 5 card of first plate body 1 bottom, thereby it is spacing to backup pad 4, it is spacing to reach and carry out first plate body 1, if the angle of adjusting second body and third body, only need use the hinge to rotate the distance alright between second plate body 2 and third plate body 3 and the first plate body 1 as the center, after reaching suitable angle, it is spacing to rotate spacing bolt 9 and carry out spacingly to gag lever post 83, alright in order to make its angle fixed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel mathematics classroom teaching device, includes first plate body (1), its characterized in that: one side of first plate body (1) is provided with second plate body (2), the opposite side of first plate body (1) is provided with third plate body (3), all through hinge joint between first plate body (1) and second plate body (2) and between first plate body (1) and third plate body (3), the back of first plate body (1) is provided with backup pad (4), the both sides of backup pad (4) are provided with fixed fixture block (5), the bottom of first plate body (1) is provided with fixed block (6), two L shape installation pieces (7) are installed to the back symmetry of fixed block (6), the bottom of first plate body (1) is provided with stop gear (8).

2. The novel mathematics classroom teaching device of claim 1 wherein: stop gear (8) are including first connecting block (81), the quantity of first connecting block (81) is two, the top of first connecting block (81) is passed through the bearing with the bottom of first plate body (1) and is rotated and be connected, the bottom of second plate body (2) and third plate body (3) all is rotated through the bearing and is connected with second connecting block (82), the fixed surface of first connecting block (81) cup joints gag lever post (83) with second connecting block (82) sliding connection.

3. The novel mathematics classroom teaching device of claim 2 wherein: the bottom of the second connecting block (82) is in threaded connection with a limiting bolt (9), and the limiting bolt (9) is matched with a limiting rod (83) for use.

4. The novel mathematics classroom teaching device of claim 1 wherein: the front surface of the first plate body (1) is provided with a storage box (10) matched with external articles.

5. The novel mathematics classroom teaching device of claim 1 wherein: the top of the fixing block (6) is provided with a limiting groove (11), and the limiting groove (11) is matched with the fixing block (5) for use.

6. The novel mathematics classroom teaching device of claim 1 wherein: the transverse end of the L-shaped mounting block (7) is provided with a threaded hole (12) matched with an external wall body for use, and the supporting plate (4) is bolted with the first plate body (1) through a screw.