CN209171843U - A kind of language teaching image demonstration board convenient for rotation - Google Patents
A kind of language teaching image demonstration board convenient for rotation Download PDFInfo
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- CN209171843U CN209171843U CN201821317784.0U CN201821317784U CN209171843U CN 209171843 U CN209171843 U CN 209171843U CN 201821317784 U CN201821317784 U CN 201821317784U CN 209171843 U CN209171843 U CN 209171843U
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- connection frame
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- window
- image demonstration
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- 239000000758 substrate Substances 0.000 claims description 10
- 230000007246 mechanism Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
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- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 1
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- 230000008901 benefit Effects 0.000 description 1
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Abstract
The utility model discloses a kind of language teaching image demonstration boards convenient for rotation, including under casing, the first connection frame and the second connection frame, the inside bottom of the under casing is fixed with axis, first connection frame is fixed on the upper surface of upper plate, second connection frame is fixed on the upper surface of upper plate, and second connection frame and the second window be connected with each other, and the second window is provided with the top of under casing, the top of second connection frame and the outside of the second outer bearing are connected with each other, and are fixed on axis on the inside of the second outer bearing.This is convenient for the language teaching image demonstration board of rotation, the structure of traditional image demonstration board is improved using novel structure design, so that the present apparatus has 2 independent structures that can carry out the fixed displaying of picture, and this 2 structures can carry out the different rotation in direction under the driving of the same driving structure, be adjusted convenient for users to the displaying angle to the picture being fixed in the present apparatus.
Description
Technical field
The utility model relates to language teaching technical field, specially a kind of language teaching picture presentation convenient for rotation
Frame.
Background technique
In the world there is multilingual, the people that people need to learn language ability and country variant not of the same race is handed over
Stream, and the method for language learning also there are many kinds of, in current language teaching, teacher usually use the method for picture presentation into
Row teaching, because this method can intuitively carry out language teaching, and effect is preferable, and just needs during this teaching
It to use and arrive image demonstration board.
As in language teaching, the mode that more and more teachers select picture presentation to combine explanation is imparted knowledge to students, institute
It is also greatly improved with the frequency of use of language teaching image demonstration board, and traditional image demonstration board, structure design are simple, only
It is capable of fixing picture, rotary display cannot be carried out to picture, cause teaching efficiency undesirable, so needing regarding to the issue above to biography
The structure of the image demonstration board of system improves.
Utility model content
It is above-mentioned to solve the purpose of this utility model is to provide a kind of language teaching image demonstration board convenient for rotation
It is proposed that structure design is simple in background technique, the problem of picture can only be fixed, rotary display cannot be carried out to picture.
To achieve the above object, the utility model provides the following technical solutions: a kind of language teaching figure convenient for rotation
Piece showing stand, including under casing, the first connection frame and the second connection frame, the inside bottom of the under casing are fixed with axis, and axis
It is connected with each other with the inside of the first inner bearing, and is fixed with lower plate on the outside of the first inner bearing, while the upper surface of lower plate is solid
Surely there are lower railway, the inside interconnection of the axis and the second inner bearing, and be fixed with upper plate on the outside of the second inner bearing, and
And the lower end surface of upper plate is fixed with upper rail, the lower railway and upper rail are connect with adjustment gear, and adjustment gear is fixed
On the horizontal axis, and the side wall of trunnion axis and under casing connects, while control handle is provided on trunnion axis, first connection
Frame is fixed on the upper surface of upper plate, and the outside of the first connection frame and the first outer bearing is connected with each other, and the first outer bearing
Inside is fixed on axis, and first connection frame and first window are connected with each other, and first window is provided with the top of under casing,
The first connection frame avris is equipped with sliding sleeve, and the top of sliding sleeve is fixed with apical axis, and the bottom end of apical axis and lower display board
It is connected with each other, the top of the lower display board is equipped with connecting shaft, and connecting shaft and sleeve are connected with each other, and sleeve is mounted on
On axis, second connection frame is fixed on the upper surface of upper plate, and the second connection frame and the second window are connected with each other, and the
Two windows are provided with the top of under casing, and the top of second connection frame and the outside of the second outer bearing are connected with each other, and second
It is fixed on axis on the inside of outer bearing, and substrate is installed on the outside of the second outer bearing, while the top of substrate is fixed with
Support telescopic bar.
Preferably, the lower plate and upper plate are parallelly distribute on, and the diameter of lower plate is greater than the diameter of upper plate.
Preferably, the lower railway is identical with the diameter of upper rail, and lower railway and upper rail are vertical with adjustment gear
Straight distribution, and lower railway and upper rail are to engage connection with adjustment gear.
Preferably, the sliding sleeve is symmetrically distributed in the avris of the first connection frame horizontal component, and sliding sleeve and the first connection frame
To be slidably connected.
Preferably, the lower display board constitutes rotating mechanism by apical axis and sliding sleeve, and lower display board by connecting shaft with
Sleeve constitutes rotating mechanism, and sleeve is to be slidably connected with axis.
Preferably, the shape of the first window and the second window is arc, and first window and the first connection frame
Vertical component is to be slidably connected, and the vertical component of the second window and the second connection frame is to be slidably connected.
Compared with prior art, the utility model has the beneficial effects that should be convenient for the language teaching picture presentation of rotation
Frame improves the structure of traditional image demonstration board using novel structure design, so that the present apparatus has 2 independences
Can carry out the fixed structure shown of picture, and this 2 structures can under the driving of the same driving structure progress side
To different rotations, it is adjusted convenient for users to the displaying angle to the picture being fixed in the present apparatus.
1. the structure that lower plate, lower railway, upper plate, upper rail, adjustment gear, trunnion axis and control handle form can make to adjust
It saves gear to rotate using engagement connection driving and the structure of lower railway and upper rail connection, is that device realizes quick rotating image
Driving structure basis；
2. the first connection frame, the second connection frame, the first outer bearing, the second outer bearing, sliding sleeve, lower display board, sleeve, substrate
Picture can be fixed by cooperating with each other with support telescopic bar, and can adjust the angle of picture presentation.
Detailed description of the invention
Fig. 1 is the utility model side elevational cross-section structural schematic diagram；
Fig. 2 is the utility model positive structure diagram；
Fig. 3 is the utility model axis top view cross section structural schematic diagram；
Fig. 4 is enlarged structure schematic diagram at A in the utility model Fig. 2；
Fig. 5 is that the utility model under casing faces the schematic diagram of the section structure.
In figure: 1, under casing；2, axis；3, the first inner bearing；4, lower plate；5, lower railway；6, the second inner bearing；7, upper plate；
8, it gets on the right track；9, adjustment gear；10, trunnion axis；11, control handle；12, the first connection frame；13, the first outer bearing；14, sliding
Set；15, apical axis；16, lower display board；17, connecting shaft；18, sleeve；19, the second connection frame；20, the second outer bearing；21, substrate；
22, support telescopic bar；23, first window；24, the second window.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-5 is please referred to, the utility model provides a kind of technical solution: a kind of language teaching photo exhibition convenient for rotation
Show frame, including under casing 1, axis 2, the first inner bearing 3, lower plate 4, lower railway 5, the second inner bearing 6, upper plate 7, upper rail 8, adjusting
Gear 9, trunnion axis 10, control handle 11, the first connection frame 12, the first outer bearing 13, sliding sleeve 14, apical axis 15, lower display board 16,
Connecting shaft 17, sleeve 18, the second connection frame 19, the second outer bearing 20, substrate 21, support telescopic bar 22, first window 23 and
Two windows 24, the inside bottom of under casing 1 is fixed with axis 2, and the inside of axis 2 and the first inner bearing 3 is connected with each other, and the
The outside of one inner bearing 3 is fixed with lower plate 4, while the upper surface of lower plate 4 is fixed with lower railway 5, axis 2 and the second inner bearing 6
Inside be connected with each other, and the outside of the second inner bearing 6 is fixed with upper plate 7, and the lower end surface of upper plate 7 is fixed with upper rail 8,
Lower railway 5 and upper rail 8 connects with adjustment gear 9, and adjustment gear 9 is fixed on trunnion axis 10, and trunnion axis 10 and
The side wall of under casing 1 connects, while control handle 11 is provided on trunnion axis 10, and the first connection frame 12 is fixed on the upper end of upper plate 7
Face, and the outside of the first connection frame 12 and the first outer bearing 13 is connected with each other, and during the inside of the first outer bearing 13 is fixed on
On axis 2, the first connection frame 12 is connected with each other with first window 23, and first window 23 is provided with the top of under casing 1, the first connection
12 avris of frame is equipped with sliding sleeve 14, and the top of sliding sleeve 14 is fixed with apical axis 15, and the bottom end of apical axis 15 and lower display board 16
It is connected with each other, the top of lower display board 16 is equipped with connecting shaft 17, and connecting shaft 17 and sleeve 18 are connected with each other, and sleeve 18
It is mounted on axis 2, the second connection frame 19 is fixed on the upper surface of upper plate 7, and the second connection frame 19 and the second window 24 are mutually
Connection, and the second window 24 is provided with the top of under casing 1, the outside phase on the top of the second connection frame 19 and the second outer bearing 20
It connects, and the inside of the second outer bearing 20 is fixed on axis 2, and the outside of the second outer bearing 20 is equipped with substrate 21,
The top of substrate 21 is fixed with support telescopic bar 22 simultaneously.
Lower plate 4 and upper plate 7 are parallelly distribute in this example, and the diameter of lower plate 4 is greater than the diameter of upper plate 7, above-mentioned structure
The first connection frame 12 and the second connection frame 19 is fixed to the different structures with picture presentation function in design,
And lower plate 4 and the design of the structure of upper plate 7 also make the first connection frame 12 and the second connection frame 19 during exercise will not phase mutual resistance
Gear；
Lower railway 5 is identical with the diameter of upper rail 8, and lower railway 5 and upper rail 8 are vertical distribution with adjustment gear 9,
And lower railway 5 and upper rail 8 are to engage connection with adjustment gear 9, and above-mentioned structure designs so that being rotatably installed with control
When the trunnion axis 10 of knob 11 processed, trunnion axis 10 can drive adjustment gear 9 to rotate, and benefit while rotation of adjustment gear 9
It is carried out with the upper plate 7 that engagement connection relationship driving is fixed with the lower plate 4 of lower railway 5 and is fixed with upper rail 8 contrary
Rotary motion；
Sliding sleeve 14 is symmetrically distributed in the avris of 12 horizontal component of the first connection frame, and sliding sleeve 14 and the first connection frame 12 are to slide
Dynamic connection, this structure design allow sliding sleeve 14 to pass through top when the avris of 12 horizontal component of the first connection frame is slided
Axis 15 drives lower display board 16 to move；
Lower display board 16 constitutes rotating mechanism by apical axis 15 and sliding sleeve 14, and lower display board 16 passes through connecting shaft 17 and set
Cylinder 18 constitutes rotating mechanism, and sleeve 18 is to be slidably connected with axis 2, and this structure design is so that sliding sleeve 14 during exercise may be used
To be pushed and pulled by bottom end of the apical axis 15 to lower display board 16, so that the position of the top of lower display board 16 in vertical direction
It can change, slided on axis 2 so that the top of lower display board 16 be made to push and pull sleeve 18 by connecting shaft 17 and change position；
The shape of first window 23 and the second window 24 is arc, and first window 23 is vertical with the first connection frame 12
Part is is slidably connected, and the vertical component of the second window 24 and the second connection frame 19 is to be slidably connected, and above-mentioned structure is set
Meter so that adjustment gear 9 when respectively driving lower plate 4 and upper plate 7 by lower railway 5 and upper rail 8, the first connection frame 12 and the
The vertical component of two connection frames 19 can be respectively in first window 23 and the second window 24, along the cunning that arching trajectory is stable
It is dynamic, guarantee the stability of device operation.
Working principle: when using the present apparatus, the picture shown will be needed to be fixed on lower display board 16 and branch with clip first
It supports on telescopic rod 22, can then unscrew the knob being arranged on sliding sleeve 14 in Fig. 1, knob is made no longer to squeeze the first connection frame 12
Avris, moving sliding sleeve 14 slide sliding sleeve 14 in the avris of 12 horizontal component of the first connection frame, and sliding sleeve 14 passes through during exercise
Apical axis 15 pushes and pulls the bottom end of lower display board 16, so that the position change of the top of lower display board 16 in vertical direction,
Position is slided and changed on axis 2 to make the top of lower display board 16 push and pull sleeve 18 by connecting shaft 17, so that fixed
There is the adjustable angle between the lower display board 16 of picture and horizontal plane, after being adjusted to the angle for being suitble to displaying, tightens on sliding sleeve 14
The knob of setting fixes lower display board 16 together with the angle between picture fixed thereon and horizontal plane, and for size compared with
The top of picture then can be fixed on 22 top of support telescopic bar by clip with stretch support telescopic rod 22 by big picture
At plate structure；
After picture is fixed, when need the picture presentation fixed to above-mentioned 2 structures towards direction be adjusted when,
The control handle 11 in Fig. 2 can be rotated, such control handle 11 drives trunnion axis 10 to rotate, and trunnion axis 10 drives adjustment gear
9 rotations, and adjustment gear 9 is fixed with the lower plate 4 of lower railway 5 using engagement connection relationship driving in rotation and is fixed with
The upper plate 7 of track 8 carries out contrary rotary motion, and the first connection frame 12 follows upper plate under the action of the first outer bearing 13
7 rotations, the first connection frame 12 are rotated on axis 2 by sliding sleeve 14 and lower display board 16 with moving sleeve 18 while rotating,
The displaying face direction of following display board 16 and the picture being fixed thereon also be changed；
The second connection frame 19 follows lower plate 4 to carry out the rotation opposite with 12 direction of rotation of the first connection frame at the same time, the
Two connection frames 19 drive the outside rotation of the second outer bearing 20, and the outside of the second outer bearing 20 passes through substrate while rotating
21 drive support telescopic bar 22 and the fixed picture of support telescopic bar 22 to carry out the rotation opposite with lower 16 direction of rotation of display board, change
Become on support telescopic bar 22 and fix the face direction of picture, to make picture and support telescopic bar fixed on lower display board 16
Fixed picture carries out contrary rotary display on 22, if desired stretches picture and support fixed on lower display board 16
The displaying direction of fixed picture is exchanged on contracting bar 22, reversely rotates control handle 11, and here it is the languages convenient for rotation
It teaches by precept the working principle of image demonstration board.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of language teaching image demonstration board convenient for rotation, including under casing (1), the first connection frame (12) and the second connection
Frame (19), it is characterised in that: the inside bottom of the under casing (1) is fixed with axis (2), and axis (2) and the first inner bearing (3)
Inside be connected with each other, and lower plate (4) are fixed on the outside of the first inner bearing (3), while the upper surface of lower plate (4) is fixed with
Lower railway (5), the inside interconnection of the axis (2) and the second inner bearing (6), and the outside of the second inner bearing (6) is fixed
Have upper plate (7), and the lower end surface of upper plate (7) is fixed with upper rail (8), the lower railway (5) and upper rail (8) with adjusting
Gear (9) connection, and adjustment gear (9) is fixed on trunnion axis (10), and trunnion axis (10) and the side wall of under casing (1) connect
It connects, while being provided with control handle (11) on trunnion axis (10), first connection frame (12) is fixed on the upper end of upper plate (7)
Face, and the outside of the first connection frame (12) and the first outer bearing (13) is connected with each other, and the inside of the first outer bearing (13) is solid
It is scheduled on axis (2), first connection frame (12) and first window (23) are connected with each other, and first window (23) is provided with bottom
The top of case (1), the first connection frame (12) avris is equipped with sliding sleeve (14), and the top of sliding sleeve (14) is fixed with apical axis
(15), and the bottom end of apical axis (15) and lower display board (16) is connected with each other, and the top of the lower display board (16) is equipped with company
Spindle (17), and connecting shaft (17) and sleeve (18) are connected with each other, and sleeve (18) is mounted on axis (2), described second
Connection frame (19) is fixed on the upper surface of upper plate (7), and the second connection frame (19) and the second window (24) are connected with each other, and the
Two windows (24) are provided with the top of under casing (1), the top of second connection frame (19) and the outside of the second outer bearing (20)
It is connected with each other, and is fixed on axis (2) on the inside of the second outer bearing (20), and be equipped on the outside of the second outer bearing (20)
Substrate (21), while the top of substrate (21) is fixed with support telescopic bar (22).
2. a kind of language teaching image demonstration board convenient for rotation according to claim 1, it is characterised in that: under described
Plate (4) and upper plate (7) are parallelly distribute on, and the diameter of lower plate (4) is greater than the diameter of upper plate (7).
3. a kind of language teaching image demonstration board convenient for rotation according to claim 1, it is characterised in that: under described
Track (5) is identical with the upper rail diameter of (8), and lower railway (5) and upper rail (8) are vertical distribution with adjustment gear (9),
And lower railway (5) and upper rail (8) are to engage connection with adjustment gear (9).
4. a kind of language teaching image demonstration board convenient for rotation according to claim 1, it is characterised in that: the cunning
Set (14) is symmetrically distributed in the avris of the first connection frame (12) horizontal component, and sliding sleeve (14) and the first connection frame (12) are sliding
Connection.
5. a kind of language teaching image demonstration board convenient for rotation according to claim 1, it is characterised in that: under described
Display board (16) constitutes rotating mechanism by apical axis (15) and sliding sleeve (14), and lower display board (16) passes through connecting shaft (17) and set
Cylinder (18) constitutes rotating mechanism, and sleeve (18) is to be slidably connected with axis (2).
6. a kind of language teaching image demonstration board convenient for rotation according to claim 1, it is characterised in that: described
The shape of one window (23) and the second window (24) is arc, and the vertical component effect of first window (23) and the first connection frame (12)
It is divided into and is slidably connected, and the vertical component of the second window (24) and the second connection frame (19) is to be slidably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821317784.0U CN209171843U (en) | 2018-08-16 | 2018-08-16 | A kind of language teaching image demonstration board convenient for rotation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821317784.0U CN209171843U (en) | 2018-08-16 | 2018-08-16 | A kind of language teaching image demonstration board convenient for rotation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209171843U true CN209171843U (en) | 2019-07-30 |
Family
ID=67357961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821317784.0U Expired - Fee Related CN209171843U (en) | 2018-08-16 | 2018-08-16 | A kind of language teaching image demonstration board convenient for rotation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209171843U (en) |
-
2018
- 2018-08-16 CN CN201821317784.0U patent/CN209171843U/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: 20190730 Termination date: 20200816 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |