CN207747628U - A kind of language teaching board - Google Patents
A kind of language teaching board Download PDFInfo
- Publication number
- CN207747628U CN207747628U CN201820006141.8U CN201820006141U CN207747628U CN 207747628 U CN207747628 U CN 207747628U CN 201820006141 U CN201820006141 U CN 201820006141U CN 207747628 U CN207747628 U CN 207747628U
- Authority
- CN
- China
- Prior art keywords
- frame body
- fixed
- axis
- movable support
- rack
- 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
Links
Abstract
The utility model discloses a kind of language teaching boards,Including universal wheel,Support base,Frame body,Rack,Rotary shaft,Movable support body,Projection cloth strip,Rack,Gear,Axis,Axle sleeve,Projection cloth,Sliding rail,Sliding-rail groove,Board,Positioning pin,Location hole,The support base is fixed on frame body bottom,The rack is fixed on frame body middle and lower part,The rotation axis connection and frame body and board,The projection cloth strip is fixed on the inside of movable support body,The rack is fixed under movable support body crossbeam,It is bolted on the left of the axle sleeve and frame body,It is interference fitted with axis,The gear is with axis in interference fit at the top of axis,The projection cloth head end is bonded with axis,Tail end is fixed in projection cloth strip,The sliding rail is fixed on movable support body crossbeam bottom and is moved along sliding-rail groove direction,The sliding-rail groove is set to frame body cross rail top.Projection cloth can be unfolded in the movable support body of the utility model, and teaching coordinates with writing, practical and convenient, comfortable reliable.
Description
Technical field
The utility model is related to a kind of educational aid more particularly to a kind of language teaching boards.
Background technology
In language teaching, some teachers typesetting of preparing lessons in advance is given lessons on the spot in APP, then with projecting apparatus, and teacher uses this
The mode that kind is read is imparted knowledge to students, and student's image can be caused not deep enough, teacher's teaching method also is taught with textbook, institute
There are emphasis, difficult point, crucial words and phrases to write on board, the heavy workload of such teacher, serious waste time in classroom.
Utility model content
The purpose of this utility model is to provide a kind of language teaching boards, to solve the above technical problems.
The utility model uses following technical scheme to achieve the above object：
A kind of language teaching board, including universal wheel, support base, frame body, rack, rotary shaft, movable support body, throwing
Shadow cloth strip, rack, gear, axis, axle sleeve, projection cloth, sliding rail, sliding-rail groove, board, the support base are fixed on frame body bottom
Portion, the universal wheel are fixed on support base bottom, and the rack is fixed on frame body middle and lower part, and the board passes through rotation
Axis is connect with frame body, and the movable support body is located on the left of frame body, and the projection cloth strip is fixed on the inside of movable support body, the tooth
Item is fixed under movable support body crossbeam, is bolted on the left of the axle sleeve and frame body, is interference fitted with axis, the gear and axis mistake
It is full of and is matched at the top of axis, engaged with rack, the projection cloth head end is bonded with axis, and tail end is fixed in projection cloth strip, described
Sliding rail is fixed on movable support body crossbeam bottom and is moved along sliding-rail groove direction, and the sliding-rail groove is set to frame body cross rail top, described fixed
Position pin passes across frame body right upper portion, and is connected in the location hole on the right side of board.
On the basis of above-mentioned technical proposal, the board by 360 ° of rotations of rotary shaft, write by two sides.
Compared with prior art, the utility model has the following advantages：The utility model movable support body passes through cunning with frame body
Rail connect, can by projection cloth stretch and shrink, board can 360 ° rotation, two sides write, change the overall structure of board,
Frame body lightly stretches well, easy to operate multi-functional.
Description of the drawings
Fig. 1 is that the utility model movable support body shrinks schematic diagram.
Fig. 2 is Fig. 1 partial sectional views A-A.
Fig. 3 is that the utility model movable support body stretches schematic diagram.
Fig. 4 is Fig. 3 transverse sectional views B-B.
Fig. 5 is frame body side schematic view.
In figure：1, universal wheel, 2, support base, 3, frame body, 4, rack, 5, rotary shaft, 6, movable support body, 7, projection cloth
Strip, 8, rack, 9, gear, 10, axis, 11, axle sleeve, 12, projection cloth, 13, sliding rail, 14, sliding-rail groove, 15, board, 16, fixed
Position pin, 17, location hole.
Specific implementation mode
The utility model is further elaborated in the following with reference to the drawings and specific embodiments.
As shown in Figs. 1-5, a kind of language teaching board, including universal wheel 1, support base 2, frame body 3, rack 4, rotation
Shaft 5, movable support body 6, projection cloth strip 7, rack 8, gear 9, axis 10, axle sleeve 11, projection cloth 12, sliding rail 13, sliding-rail groove 14,
Board 15, positioning pin 16, location hole 17, the support base 2 are fixed on 3 bottom of frame body, and the universal wheel 1 is fixed on support
2 bottom of pedestal, the rack 4 are fixed on 3 middle and lower part of frame body, and the board 15 is connect by rotary shaft 5 with frame body 3, institute
Movable support body 6 is stated on the left of frame body, the projection cloth strip 7 is fixed on 6 inside of movable support body, and the rack 8 is fixed on
Under 6 crossbeam of movable support body, the axle sleeve 11 is bolted with 3 left side of frame body, is interference fitted with axis 10, the gear 9 and axis 10
It in interference fit at the top of axis, is engaged with rack 8,12 head end of the projection cloth is bonded with axis, and tail end is fixed on projection cloth strip 7
In, the sliding-rail groove 14 is set to 3 cross rail top of frame body, and the sliding rail 13 is fixed on 6 crossbeam bottom of movable support body can be along sliding-rail groove
14 directions move, and push movable support body 6 that can be collapsed, the positioning pin 16 passes across 3 right upper portion of frame body, and is connected to
In the location hole 17 on 5 right side of board, the positioning pin 16 can be inserted and pulled through from the location hole 17 of board 6, for revolving
Board 5 is fixed after turning, convenient for writing.
The board 15 by rotary shaft 5 can 360 ° rotation, two sides write.
The utility model support base is equipped with universal wheel, and the utility model is facilitated to move, and board lower end is equipped with rack,
Teacher can be facilitated, which to place marking pen and blackboard eraser, movable support body, can collapse and pull open, you can be write again in letter training plate available
Projecting apparatus play teaching material, board can 360 ° rotation, two sides write, change the overall structure of board, frame body is lightly drawn well
It stretches, it is easy to operate multi-functional.
The above is the utility model preferred embodiment, for the ordinary skill in the art, according to this reality
With novel introduction, in the case where not departing from the principles of the present invention with spirit, the change that is carried out to embodiment is repaiied
Change, replace and modification is still fallen within the scope of protection of the utility model.
Claims (2)
1. a kind of language teaching board, including universal wheel（1）, support base（2）, frame body（3）, rack（4）, rotary shaft
（5）, movable support body（6）, projection cloth strip（7）, rack（8）, gear（9), axis（10), axle sleeve（11）, projection cloth（12）, sliding rail
（13）, sliding-rail groove（14), board（15）, positioning pin（16）, location hole（17）, it is characterised in that：The support base（2）Gu
It is scheduled on frame body（3）Bottom, the universal wheel（1）It is fixed on support base（2）Bottom, the rack（4）It is fixed on frame body（3）
Middle and lower part, the board（15）Pass through rotary shaft（5）With frame body（3）Connection, the movable support body（6）On the left of frame body,
The projection cloth strip（7）It is fixed on movable support body（6）Inside, the rack（8）It is fixed on movable support body（6）Under crossbeam, institute
State axle sleeve（11）With frame body（3）Left side is bolted, and and axis（10）Interference fit, the gear（9）With axis（10）Interference is matched
Together at the top of axis, and and rack（8）Engagement, the projection cloth（12）Head end is bonded with axis, and tail end is fixed on projection cloth strip（7）
In, the sliding-rail groove（14）Set on frame body（3）Cross rail top, the sliding rail（13）It is fixed on movable support body（6）Crossbeam bottom edge
Sliding-rail groove（14）Direction moves, the positioning pin（16）Pass across frame body（3）Right upper portion, and it is connected to board（15）Right side
Location hole（17）In.
2. a kind of language teaching board according to claim 1, it is characterised in that：The board（15）Pass through rotation
Axis（5）360 ° of rotations, write for two sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820006141.8U CN207747628U (en) | 2018-01-03 | 2018-01-03 | A kind of language teaching board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820006141.8U CN207747628U (en) | 2018-01-03 | 2018-01-03 | A kind of language teaching board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207747628U true CN207747628U (en) | 2018-08-21 |
Family
ID=63152280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820006141.8U Expired - Fee Related CN207747628U (en) | 2018-01-03 | 2018-01-03 | A kind of language teaching board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207747628U (en) |
-
2018
- 2018-01-03 CN CN201820006141.8U patent/CN207747628U/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 |
Granted publication date: 20180821 Termination date: 20190103 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |