CN207199117U - A kind of new Business English letter demonstration device - Google Patents
A kind of new Business English letter demonstration device Download PDFInfo
- Publication number
- CN207199117U CN207199117U CN201720889319.3U CN201720889319U CN207199117U CN 207199117 U CN207199117 U CN 207199117U CN 201720889319 U CN201720889319 U CN 201720889319U CN 207199117 U CN207199117 U CN 207199117U
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- CN
- China
- Prior art keywords
- demonstration
- board
- sleeve column
- demonstration board
- letter
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Abstract
It the utility model is related to educational outfit field,More specifically to a kind of Business English letter demonstration device,Including base,Lower sleeve column,Lower demonstration board,Upper demonstration board,Upper sleeve column and tablet personal computer,Base is fixedly arranged above telescopic mast,Lower fix bar is installed above telescopic mast,Post of trapping is cased with outside lower fix bar,Lower demonstration board is provided with lower sleeve column,Lower demonstration board is connected by plate with upper demonstration board,Upper fix bar one end is provided with slide rail,Board is slidably connected on slide rail,Under the drive of movable pulley,Demonstration device can move freely,It is convenient for changing teaching position,Pass through rotation adjusting lever,Telescopic mast can stretch,So as to adjust the height of demonstration device,Letter is placed in lower demonstration board and upper demonstration board,Effect with demonstration letter,Teacher can explain letter content according to two demonstration boards,Play contrast effect,Multiple lower demonstration boards and upper demonstration board are installed on lower sleeve column and upper sleeve column,A variety of letters can be explained simultaneously.
Description
Technical field
A kind of letter demonstration device is the utility model is related to, a kind of new Business English letter demonstration device is refered in particular to, belongs to religion
Educate apparatus field.
Background technology
Business English is for the purpose of adapting to the language requirement of workplace life, and content is related to side's aspect of commercial activity
Face.Business English course is more than the raising of the simply English level to student, ability, and it is more to teach one to student
Even how enterprise management idea, the work psychology in kind west, come into contacts with the foreigner, and Business English letter is even more wherein
Important study part, letter have the function that transmission information, and its format and content has strict requirements, in order to learn commercial affairs well
English letter, CAL can be carried out using corresponding equipment, such as letter demonstration device, common equipment do not reach the mesh of study
, there are problems that in-convenience in use, demonstrating effect is bad, feature is low etc., results of learning are influenceed, therefore, it is proposed that a kind of
Business English letter demonstration device.
Utility model content
The purpose of the utility model is to provide a kind of Business English letter demonstration device for overcome the deficiencies in the prior art, this
Utility model design is simple, and easy to use, under the drive of movable pulley, demonstration device can move freely, and is convenient for changing teaching position
Put, by rotation adjusting lever, telescopic mast can stretch, and so as to adjust the height of demonstration device, convenient use, letter is placed on
In lower demonstration board and upper demonstration board, there is the effect of demonstration letter, teacher can explain letter content according to two demonstration boards, rise
Acted on to contrast, multiple lower demonstration boards and upper demonstration board be installed on lower sleeve column and upper sleeve column, a variety of letters can be explained simultaneously,
Be advantageous to teaching, can be convenient to explain English letter with writing and teaching content on board, student can also be allowed according to will
Writing letter is sought, is stored in the video or audio of some Business English letters in tablet personal computer, plays back during teaching, is advantageous to
Students ' Learning, improve results of learning.
To reach above-mentioned purpose, the technical solution adopted in the utility model is a kind of Business English letter demonstration device, including
Base, lower sleeve column, lower demonstration board, upper demonstration board, upper sleeve column and tablet personal computer.
Two movable pulleys are installed below base, base is fixedly arranged above telescopic mast, and telescopic mast is internally connected with worm screw, snail
Bar is connected by worm gear with adjusting rod, is provided with lower fix bar above telescopic mast, post of trapping, lower sleeve column are cased with outside lower fix bar
On be provided with lower demonstration board, lower demonstration board is connected by plate with upper demonstration board, upper demonstration board be arranged on upper sleeve column on, upper sleeve column
It is enclosed on outside fix bar, upper fix bar one end is provided with slide rail, and board is slidably connected on slide rail；Lower fix bar one end peace
Equipped with computer bracket, tablet personal computer and loudspeaker are provided with above computer bracket, is connected between lower fix bar and upper fix bar
Support bar.
As the further optimization of the technical program, described in a kind of Business English letter demonstration device of the utility model under drill
Show and be provided with letter socket on plate and upper demonstration board.
As the further optimization of the technical program, writing described in a kind of Business English letter demonstration device of the utility model
Plate is fixed by retaining ring and slide rail.
As the further optimization of the technical program, writing described in a kind of Business English letter demonstration device of the utility model
Two magazine hooks and storage groove are respectively arranged with above and below plate.
As the further optimization of the technical program, described in a kind of Business English letter demonstration device of the utility model under drill
Show that plate and upper demonstration board are connected by the collar with lower sleeve column and upper sleeve column.
Due to the utilization of above-mentioned technical proposal, the utility model has following advantages compared with prior art：
A kind of Business English letter demonstration device of the utility model, design is simple, easy to use, in the band of movable pulley
Under dynamic, demonstration device can move freely, and be convenient for changing teaching position, and by rotation adjusting lever, telescopic mast can stretch, so as to
The height of demonstration device is enough adjusted, convenient use, letter is placed in lower demonstration board and upper demonstration board, there is the effect of demonstration letter
Fruit, teacher can explain letter content according to two demonstration boards, play contrast effect, are provided with lower sleeve column and upper sleeve column multiple
Lower demonstration board and upper demonstration board, a variety of letters can be explained simultaneously, are advantageous to teaching, can be with writing and teaching on board
Content, it is convenient to explain English letter, student can also be allowed to write letter as requested, some commercial English are stored in tablet personal computer
The video or audio of language letter, play back during teaching, be advantageous to Students ' Learning, improve results of learning.
Brief description of the drawings
Technical solutions of the utility model are described further below in conjunction with the accompanying drawings：
Accompanying drawing 1 is a kind of overall structure diagram of Business English letter demonstration device of the utility model.
Accompanying drawing 2 is a kind of side structure schematic diagram of Business English letter demonstration device of the utility model.
Wherein：Base 1, movable pulley 2, telescopic mast 3, worm screw 4, worm gear 5, adjusting rod 6, lower fix bar 7, lower sleeve column 8, under drill
Show plate 9, plate 10, upper demonstration board 11, letter socket 12, upper sleeve column 13, upper fix bar 14, slide rail 15, board 16, retaining ring
17th, magazine hook 18, storage groove 19, computer bracket 20, tablet personal computer 21, loudspeaker 22, support bar 23, the collar 24.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment the utility model is described in further detail.
A kind of Business English letter demonstration device described in the utility model as shown in accompanying drawing 1-2, including：Including base 1,
Lower sleeve column 8, lower demonstration board 9, upper demonstration board 11, upper sleeve column 13 and tablet personal computer 21.
The lower section of base 1 is provided with two movable pulleys 2, and base 1 is fixedly arranged above telescopic mast 3, and telescopic mast 3 is internally connected with snail
Bar 4, worm screw 4 are connected by worm gear 5 with adjusting rod 6, and the top of telescopic mast 3 is provided with lower fix bar 7, is cased with outside lower fix bar 7
Lower sleeve column 8, lower demonstration board 9 is provided with lower sleeve column 8, lower demonstration board 9 is connected by plate 10 with upper demonstration board 11, upper demonstration board
11 are arranged on upper sleeve column 13, and upper sleeve column 13 is enclosed on outside fix bar 14, and upper one end of fix bar 14 is provided with slide rail 15, slide rail
Board 16 is slidably connected on 15；Lower fix bar one end is provided with computer bracket 20, and flat board electricity is provided with above computer bracket
Brain 21 and loudspeaker 22, support bar 23 is connected between lower fix bar 7 and upper fix bar 14.
Demonstration device is promoted, under the drive of movable pulley 2, can be moved freely, rotation adjusting lever 6, adjusting rod 6 drives worm gear
5, worm gear 5, which rotates, makes worm screw 4 rise or decline, so that telescopic mast 3 is raised and lowered, English letter is passed through into letter socket
12 are put into demonstration board 11 and lower demonstration board 9, are connected them by plate 10, demonstration device is provided with multiple demonstrations
Plate opens plate 10, it is necessary to when changing demonstration board, then promotes upper demonstration board 11 and lower demonstration board 9 successively, demonstration board passes through
Upper sleeve column 14 and lower sleeve column 7 can change position, by the mobile board 16 on slide-bar 15, can adjust board 16 and use
Position, retaining ring 17 is then fastened into slide rail 15, you can fixed board 16, magazine or newspaper can be fixed on magazine and hung
On hook 18, writing pen or blackboard eraser can be placed in storage groove 19, takes out during use, tablet personal computer 21 is powered, pressed
Start button, tablet personal computer 21 will start, and play the video or audio of some Business English letters as needed.
It the above is only concrete application example of the present utility model, do not form any limit to the scope of protection of the utility model
System.All technical schemes formed using equivalent transformation or equivalent replacement, all fall within the utility model rights protection scope it
It is interior.
Claims (5)
1. a kind of new Business English letter demonstration device, including base (1), lower sleeve column (8), lower demonstration board (9), upper demonstration board
(11), upper sleeve column (13) and tablet personal computer (21), it is characterised in that：Two movable pulleys (2) are installed below the base (1),
The base (1) is fixedly arranged above telescopic mast (3), and the telescopic mast (3) is internally connected with worm screw (4), and the worm screw (4) passes through
Worm gear (5) is connected with adjusting rod (6), and lower fix bar (7) is provided with above the telescopic mast (3), and the lower fix bar (7) is outside
Be cased with lower sleeve column (8), be provided with lower demonstration board (9) on the lower sleeve column (8), the lower demonstration board (9) by plate (10) with
Upper demonstration board (11) connection, the upper demonstration board (11) are arranged on upper sleeve column (13), and the upper sleeve column (13) is enclosed on fixation
Bar (14) is outside, and fixed bar (14) one end is provided with slide rail (15), board is slidably connected on the slide rail (15)
(16)；Described lower fix bar one end is provided with computer bracket (20), be provided with above the computer bracket tablet personal computer (21) and
Loudspeaker (22), support bar (23) is connected between the lower fix bar (7) and upper fix bar (14).
A kind of 2. new Business English letter demonstration device according to claim 1, it is characterised in that：Described lower demonstration
Letter socket (12) is provided with plate (9) and upper demonstration board (11).
A kind of 3. new Business English letter demonstration device according to claim 1, it is characterised in that：Described board
(16) it is fixed by retaining ring (17) and slide rail (15).
A kind of 4. new Business English letter demonstration device according to claim 1, it is characterised in that：Described board
(16) two magazine hooks (18) and storage groove (19) are respectively arranged with above and below.
A kind of 5. new Business English letter demonstration device according to claim 1, it is characterised in that：Described lower demonstration
Plate (9) and upper demonstration board (11) are connected by the collar (24) with lower sleeve column (8) and upper sleeve column (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720889319.3U CN207199117U (en) | 2017-07-13 | 2017-07-13 | A kind of new Business English letter demonstration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720889319.3U CN207199117U (en) | 2017-07-13 | 2017-07-13 | A kind of new Business English letter demonstration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207199117U true CN207199117U (en) | 2018-04-06 |
Family
ID=61798125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720889319.3U Expired - Fee Related CN207199117U (en) | 2017-07-13 | 2017-07-13 | A kind of new Business English letter demonstration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207199117U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111028575A (en) * | 2019-12-23 | 2020-04-17 | 湖北知点教育科技有限公司 | Teaching system for computer software technology development |
-
2017
- 2017-07-13 CN CN201720889319.3U patent/CN207199117U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111028575A (en) * | 2019-12-23 | 2020-04-17 | 湖北知点教育科技有限公司 | Teaching system for computer software technology development |
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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 |
Granted publication date: 20180406 Termination date: 20190713 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |