CN211375909U

CN211375909U - Commercial affairs english letter teaching show board

Info

Publication number: CN211375909U
Application number: CN202020151530.7U
Authority: CN
Inventors: 刘凤贤
Original assignee: Eastern Liaoning University
Current assignee: Eastern Liaoning University
Priority date: 2020-02-04
Filing date: 2020-02-04
Publication date: 2020-08-28
Anticipated expiration: 2030-02-04

Abstract

The utility model relates to the technical field of teaching equipment, in particular to a business English letter teaching display board, which comprises a base, a first display board and a second display board, wherein the bottom of the base is provided with three rollers, the upper part of the base is welded with a threaded rod, the outer part of the threaded rod is matched and provided with a supporting block, and the upper part of the supporting block is welded with a supporting column; the top of the supporting column is connected to a bearing in a matching manner, and the bearing is fixedly glued to the bottom of the middle plate; fixing blocks are fixedly glued to the two end walls of the middle plate, inserting rods are arranged on the fixing blocks in a matched mode, and the inserting rods are correspondingly arranged on the first display plate and the second display plate; the front end of the first display board is provided with an eraser. Utilize the slider to be rectilinear movement's effect along the guide bar, promote the blackboard eraser and do rectilinear movement along first show board, clean together writing the content on first show board, clean effectually, clean efficiently.

Description

Commercial affairs english letter teaching show board

Technical Field

The utility model relates to a teaching equipment technical field especially relates to a commercial affairs english letter teaching show board.

Background

Business english letter is one of the core class of business english specialty, and it is complicated to have the teaching content, and teaching blackboard writing is more characteristics. At present, the business English letter teaching demonstration mainly comprises two modes of paper teaching material printing and classroom black and white board writing demonstration.

These two display modes have the following disadvantages and shortcomings: 1. the paper teaching materials have limited capacity, and the publishing of the teaching materials is delayed, so that more sufficient and fresh commercial English letter samples cannot be displayed; 2. the areas of the black boards and the white boards in the classroom are limited, and the white boards need to be erased repeatedly, so that the teaching time is wasted, and the dust is harmful to the bodies of teachers and students.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcomings existing in the prior art and providing a commercial English letter teaching display board.

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

a business English letter teaching display board comprises a base, a first display board and a second display board, wherein three idler wheels are arranged at the bottom of the base, a threaded rod is welded at the upper part of the base, a supporting block is arranged outside the threaded rod in a matched mode, and a supporting column is welded at the upper part of the supporting block;

the top of the supporting column is connected to a bearing in a matching manner, and the bearing is fixedly glued to the bottom of the middle plate;

fixing blocks are fixedly glued to the two end walls of the middle plate, inserting rods are arranged on the fixing blocks in a matched mode, and the inserting rods are correspondingly arranged on the first display plate and the second display plate;

the front end of the first display board is provided with an eraser.

Preferably, the upper portion and the bottom of first show board are all bolted with the guide bar, and the outside of guide bar all cup joints and is provided with the slider.

Preferably, an eraser is fixedly glued between the two sliding blocks, and the surface of the eraser is in contact with the surface of the first display board.

Preferably, the rear side wall of first show board with the second show board all is glued and is had the inserted bar, and the inserted bar grafting cooperation is in on the fixed block.

Preferably, the first display board and the second display board are parallel to each other and distributed on two sides of the middle board.

Preferably, the supporting block is provided with an internal threaded hole and is in screw fit connection with the threaded rod, and one end of the supporting block is welded on the handle.

The utility model has the advantages that:

1. the utility model discloses, highly adjusting the position of supporting shoe, also playing the purpose that first show board and second show board position highly adjusted, increased the application scope of show board in vertical side.

2. The utility model discloses, utilize the slider to be rectilinear movement's effect along the guide bar, promote the blackboard eraser and be rectilinear movement along first show board, together clean writing the content on first show board, clean effectually, clean efficiently.

Drawings

Fig. 1 is a schematic view of a front view structure of a business english letter teaching display board of the present invention;

fig. 2 is a schematic top view structure view of a first display board and a second display board of a business english letter teaching display board according to the present invention;

fig. 3 is the utility model provides a base of business english letter teaching show board and the schematic diagram of overlooking the structure of gyro wheel.

In the figure: the display board comprises a base 1, a supporting block 2, a supporting column 3, a bearing 4, a blackboard eraser 5, a first display board 6, a guide rod 7, a sliding block 8, a middle board 9, an inserted rod 10, a fixing block 11, a threaded rod 12, a handle 13, a roller 14 and a second display board 15.

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.

Example (b): referring to fig. 1-3, a commercial English letter teaching display board comprises a base 1, a first display board 6 and a second display board 15, wherein three rollers 14 are arranged at the bottom of the base 1, a threaded rod 12 is welded at the upper part of the base 1, a supporting block 2 is installed outside the threaded rod 12 in a matched mode, a supporting column 3 is welded at the upper part of the supporting block 2, an internal threaded hole is formed in the supporting block 2 and is in spiral matched connection with the threaded rod 12, and one end of the supporting block 2 is welded on a handle 13;

the top of support column 3 is connected on bearing 4 in the cooperation, and bearing 4 fixed glue connects in the bottom of intermediate lamella 9.

Specifically, the display board can be conveniently pushed to move under the driving of the roller 14;

the supporting block 2 can be rotated by holding the handle 13, so that the threaded hole formed in the supporting block 2 and the threaded rod 12 rotate in a spiral manner, the position height of the supporting block 2 is adjusted, the purpose of adjusting the position heights of the first display board 6 and the second display board 15 is achieved, and the application range of the display boards in the vertical direction is enlarged;

the middle plate 9 is rotated by utilizing the matching relation of the support columns 3 and the bearings 4, so that the middle plate 9 drives the outer rings of the bearings 4 to rotate along the inner rings of the bearings 4, and the position angles of the first display plate 6 and the second display plate 15 are adjusted under the fixed state of the rollers 14 and the threaded rods 12.

Wherein, the both ends wall of intermediate lamella 9 all is fixed to be glued and has been connected fixed block 11, and the cooperation is provided with inserted bar 10 on the fixed block 11, and the installation that inserted bar 10 corresponds is on first show board 6 and second show board 15, and the back lateral wall of first show board 6 and second show board 15 all is glued and has been connected inserted bar 10, and the cooperation of inserting bar 10 grafting is on fixed block 11, and first show board 6 and second show board 15 are parallel to each other, and the distribution setting is in the both sides of intermediate lamella 9.

Specifically, to first show board 6 and second show board 15, utilize the grafting relation between inserted bar 10 and the fixed block 11, make first show board 6 and second show board 15 drive inserted bar 10, the vertical grafting that corresponds is on fixed block 11, accomplishes the installation to first show board 6 and second show board 15, simple structure easy dismounting, portable.

Wherein, the front end of first show board 6 is provided with eraser 5, and the upper portion and the equal bolt fastening in bottom of first show board 6 have guide bar 7, and the outside of guide bar 7 all cup joints and is provided with slider 8, and the fixed glue has eraser 5 between two sliders 8, and the surface contact of eraser 5 is on the face of first show board 6.

Specifically, the two sliding blocks 8 play a role in supporting the installation of the blackboard eraser 5, and can utilize the effect that the sliding blocks 8 linearly move along the guide rods 7 to push the blackboard eraser 5 to linearly move along the first display board 6 so as to wipe the contents written on the first display board 6 together, so that the wiping effect is good, and the wiping efficiency is high;

the first display board 6 and the second display board 15 are both magnetic boards, and teaching contents written on paper can be written on the second display board 15 by the adsorption of the magnetic blocks.

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. A business English letter teaching display board comprises a base (1), a first display board (6) and a second display board (15), wherein three idler wheels (14) are arranged at the bottom of the base (1), and the business English letter teaching display board is characterized in that a threaded rod (12) is welded at the upper part of the base (1), a supporting block (2) is installed outside the threaded rod (12) in a matched mode, and a supporting column (3) is welded at the upper part of the supporting block (2);

the top of the supporting column (3) is connected to the bearing (4) in a matching manner, and the bearing (4) is fixedly glued to the bottom of the middle plate (9);

fixing blocks (11) are fixedly glued to two end walls of the middle plate (9), inserting rods (10) are arranged on the fixing blocks (11) in a matched mode, and the inserting rods (10) are correspondingly arranged on the first display plate (6) and the second display plate (15);

the front end of the first display board (6) is provided with an eraser (5).

2. The display board for teaching of business english letters according to claim 1, wherein the upper and bottom of the first display board (6) are fixed with guide rods (7) by bolts, and the outer portions of the guide rods (7) are sleeved with sliding blocks (8).

3. The display board for teaching of business english letters according to claim 2, wherein the eraser (5) is fixedly glued between the two sliding blocks (8), and the surface of the eraser (5) contacts the surface of the first display board (6).

4. The display board for teaching of business english letters according to claim 1, wherein the rear side walls of said first display board (6) and said second display board (15) are glued with insertion rods (10), and said insertion rods (10) are inserted and fitted on said fixing block (11).

5. The display board for teaching of business english letter according to claim 1, characterized in that said first display board (6) and said second display board (15) are parallel to each other and distributed on both sides of said middle board (9).

6. The display board for teaching of business english letters according to claim 1, wherein said supporting block (2) has an internal threaded hole and is screwed with the threaded rod (12), and one end of the supporting block (2) is welded to the handle (13).