CN107571666B - A kind of telescopic multimedia teaching instrument - Google Patents
A kind of telescopic multimedia teaching instrument Download PDFInfo
- Publication number
- CN107571666B CN107571666B CN201710875729.7A CN201710875729A CN107571666B CN 107571666 B CN107571666 B CN 107571666B CN 201710875729 A CN201710875729 A CN 201710875729A CN 107571666 B CN107571666 B CN 107571666B
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- Prior art keywords
- blackboard
- component
- telescopic
- block
- gear
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Abstract
The invention discloses a kind of telescopic multimedia teaching instruments, it includes pedestal, telescopic lifting component, angular adjustment component and blackboard component, wherein, the telescopic lifting component setting is on the base, the end of the flexible shaft assembly of the telescopic lifting component is provided with angular adjustment component, the blackboard component is arranged on the angular adjustment component, instructional device of the invention uses stretching structure, the oscilaltion of blackboard not only may be implemented, it is also possible that blackboard is stretched out and is retracted, facilitate writing and wiping, furthermore, the angle of blackboard can also be adjusted in the present invention, it is easy to adjust reliable, oscilaltion and stretching are all made of automatic control, substantially increase the convenience that blackboard uses, student can also be shown with different view, improve the effect of student's study.
Description
Technical field
The present invention relates to a kind of telescopic multimedia teaching instruments, belong to tutor auxiliary platform equipment technical field.
Background technique
Currently, blackboard is the teaching equipment for needing to use constantly, and current blackboard is fixed on mostly for teaching
On wall, there is inconvenience when in use, for example, height it is different student written it is very inconvenient, moreover, for student,
It erases the board even more extremely difficult, especially the position at blackboard top, it is difficult to wipe, even teacher writes, for above
Position and nethermost position, adopt to write with chalk and be also inconvenient, in addition, blackboard position is different, below student
Visual angle is also different, seriously affects student visual angle sometimes, therefore, influences teaching efficiency.
The present invention is in view of the above problems, provide a kind of telescopic multimedia teaching instrument, to improve teaching use effect
Fruit.
Summary of the invention
To achieve the above object, the invention provides the following technical scheme: a kind of telescopic multimedia teaching instrument, special
Sign is comprising pedestal, telescopic lifting component, angular adjustment component and blackboard component, wherein the telescopic lifting component is set
It sets on the base, the end of the flexible shaft assembly of the telescopic lifting component is provided with angular adjustment component, the blackboard
Component is arranged on the angular adjustment component.
Further, preferably, the telescopic lifting component include cabinet, driving chain, drive sprocket, driven sprocket,
Guide runner, slide and link block, wherein the drive sprocket and driven sprocket are rotatably vertically arranged up and down and are arranged in case
In vivo, the drive sprocket and driving motor are sequentially connected using retarder, and the driving motor is fixed at outside cabinet,
It is arranged between the drive sprocket and driven sprocket using driving chain transmission, articulated shaft is used on the side of the driving chain
It is hingedly provided with the link block, horizontal limit slideway is provided in the slide, the link block is in the limit slideway
Interior horizontal sliding, the two sides positioned at the drive sprocket and driven sprocket of the cabinet are provided with the sliding rail of vertical direction, institute
The both ends for stating slide are provided with guide runner, and the guide runner slides in the vertical direction along the sliding rail, one of them
The telescopic shaft stretched out outside the cabinet is connected on the guide runner.
Further, preferably, being additionally provided with multiple auxiliary transmission sprockets inside and outside the driving chain.
Further, preferably, the flexible shaft assembly includes connection cylinder base, connecting shaft, gear and rack gear, wherein institute
The one end for stating connection cylinder base is arranged on the guide runner using connecting column connection, and the other end of the connection cylinder base is blind
Hole, the blind hole is scalable to be arranged with connecting shaft, is fixedly installed rack gear on the side wall of the connecting shaft, on the connection cylinder base
It is provided with gear, the wheel and rack engaged transmission, the gear and gear motor are sequentially connected, by driving the gear
It realizes the movement of rack gear, and then the connecting shaft is driven to stretch out or protrude into connection cylinder base.
Further, preferably, the angular adjustment component include mounting blocks, fixing clip, movable clip block, spring support,
Mounting cylinder and directive wheel, wherein the mounting blocks are fixedly connected with the connecting shaft, have been wholely set fixation on the mounting blocks
Fixture block is also hingedly provided with movable clip block on the mounting blocks, and the movable clip block is oppositely arranged with the fixing clip, described
The clamping end of movable clip block and the fixing clip is arcuate structure, and the movable clip block is set close to one end of the mounting blocks
It is equipped with radial slot, locking post is provided in the radial slot, one end of the locking post is hinged on the mounting blocks, the lock
The other end of tight column is pierced by the radial slot setting, and the other end of the locking post is arranged with latch segment, the latch segment
Cross-sectional area is greater than the end cross-sectional area of the radial slot, and the end thread of the locking post is connected with locking nut, described
Locking nut is located on the outside of the latch segment, and the end of the fixing clip and movable clip block is provided with the directive wheel, institute
It states directive wheel and fixing clip is set with the spring support inside movable clip block against cooperation, the spring support is internally provided with peace
Fitted tube, blackboard component are arranged in mounting cylinder.
Further, preferably, the angular adjustment component further includes locking wheel, the excircle of the locking wheel is provided with
Locking teeth, the side that the outer circle wall of the spring support is located at the locking wheel are provided with the engaging tooth with locking teeth cooperation.
Further, preferably, the blackboard component includes blackboard and blackboard eraser, wherein the blackboard eraser is hairbrush knot
Structure, and the blackboard eraser is slidably disposed in the side of the blackboard.
Compared with prior art, the beneficial effects of the present invention are:
Instructional device of the invention uses stretching structure, the oscilaltion of blackboard not only may be implemented, it is also possible that black
Plate is stretched out and is retracted, and facilitates writing and wiping, it is also possible to the angle to blackboard is adjusted, it is easy to adjust can
It leans on, oscilaltion and stretching are all made of automatic control, substantially increase the convenience that blackboard uses, can also be right with different view
Student is shown, and improves the effect of student's study.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of telescopic multimedia teaching instrument of the present invention；
Fig. 2 is a kind of telescopic shaft component structure diagram of telescopic multimedia teaching instrument of the present invention；
Fig. 3 is a kind of angular adjustment component structure diagram of telescopic multimedia teaching instrument of the present invention；.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, the present invention provides a kind of technical solution: a kind of telescopic multimedia teaching instrument, feature exist
In comprising pedestal 1, telescopic lifting component, angular adjustment component 9 and blackboard component 10, wherein the telescopic lifting component is set
It sets on the pedestal 1, the end of the flexible shaft assembly of the telescopic lifting component is provided with angular adjustment component 9, described black
Board group part 10 is arranged on the angular adjustment component 9.
In the present embodiment, the telescopic lifting component include cabinet 2, driving chain 3, drive sprocket 4, driven sprocket 5,
Guide runner, slide 6 and link block 8, wherein the drive sprocket 4 and driven sprocket 5 are rotatably vertically arranged setting up and down
In cabinet, the drive sprocket and driving motor are sequentially connected using retarder, and the driving motor is fixed at cabinet 2
Outside is arranged using the transmission of driving chain 3 between the drive sprocket and driven sprocket, is adopted on the side of the driving chain 3
It is hingedly provided with the link block 8 with articulated shaft, horizontal limit slideway is provided in the slide 6, the link block 8 is in institute
Horizontal sliding in limit slideway is stated, the two sides positioned at the drive sprocket and driven sprocket of the cabinet 2 are provided with vertical side
To sliding rail 11, the both ends of the slide 6 are provided with guide runner 7, and the guide runner 7 is along the sliding rail 11 in vertical side
Upward sliding is connected with the flexible shaft assembly stretched out outside the cabinet on one of them described guide runner 7.
Wherein, multiple auxiliary transmission sprockets are additionally provided with inside and outside the driving chain.The flexible shaft assembly packet
Include connection cylinder base 12, connecting shaft 15, gear 13 and rack gear 14, wherein one end of the connection cylinder base 12 is connected using connecting column
It is arranged on the guide runner, the other end of the connection cylinder base 12 is blind hole, and the blind hole is scalable to be arranged with connecting shaft
15, rack gear 14 is fixedly installed on the side wall of the connecting shaft 15, and gear 13, the gear 13 are provided on the connection cylinder base
With 14 engaged transmission of rack gear, the gear 14 is sequentially connected with gear motor, by driving the gear to realize the movement of rack gear,
And then the connecting shaft is driven to stretch out or protrude into connection cylinder base.
In the present embodiment, the angular adjustment component includes mounting blocks 18, fixing clip 16, movable clip block 17, elasticity
Seat 20, mounting cylinder 21 and directive wheel 19, wherein the mounting blocks 18 are fixedly connected with the connecting shaft, on the mounting blocks 18
It has been wholely set fixing clip 16, movable clip block 17, the movable clip block 17 and institute are also hingedly provided on the mounting blocks 18
It states fixing clip 16 to be oppositely arranged, the movable clip block 17 and the clamping end of the fixing clip are arcuate structure, the work
Dynamic fixture block is provided with radial slot close to one end of the mounting blocks, and locking post 24, the locking post are provided in the radial slot
One end be hinged on the mounting blocks 18, the other end of the locking post is pierced by radial slot setting, and the locking post
The other end be arranged with latch segment 23, the cross-sectional area of the latch segment 23 is greater than the end cross-sectional area of the radial slot, institute
The end thread for stating locking post 24 is connected with locking nut (locking nut is not shown in the figure), and the locking nut is located at the lock
On the outside of tight block, the end of the fixing clip and movable clip block is provided with the directive wheel, and the directive wheel 19 exists with setting
For spring support 20 inside fixing clip and movable clip block against cooperation, the spring support 20 is internally provided with mounting cylinder 21, blackboard
Component is arranged in mounting cylinder.
The angular adjustment component further includes locking wheel, and the excircle of the locking wheel 22 is provided with locking teeth (in figure not
Show), locking teeth can use stepped tooth or lance tooth, and the outer circle wall of the spring support 20 is located at the locking wheel
Side is provided with the engaging tooth with locking teeth cooperation.The blackboard component includes blackboard and blackboard eraser, wherein the blackboard eraser is
Hair brush structure, and the blackboard eraser is slidably disposed in the side of the blackboard.
Instructional device of the invention uses stretching structure, the oscilaltion of blackboard not only may be implemented, it is also possible that black
Plate is stretched out and is retracted, and facilitates writing and wiping, it is also possible to the angle to blackboard is adjusted, it is easy to adjust can
It leans on, oscilaltion and stretching are all made of automatic control, substantially increase the convenience that blackboard uses, can also be right with different view
Student is shown, and improves the effect of student's study.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (4)
1. a kind of telescopic multimedia teaching instrument, which is characterized in that it includes pedestal, telescopic lifting component, angular adjustment
Component and blackboard component, wherein the telescopic lifting component is arranged on the base, the telescopic shaft of the telescopic lifting component
The end of component is provided with angular adjustment component, and the blackboard component is arranged on the angular adjustment component；
The telescopic lifting component includes cabinet, driving chain, drive sprocket, driven sprocket, guide runner, slide and connection
Block, wherein the drive sprocket and driven sprocket are rotatably vertically arranged up and down to be arranged in cabinet, the drive sprocket with
Driving motor is sequentially connected using retarder, and the driving motor is fixed at outside cabinet, the drive sprocket and driven
It is arranged between sprocket wheel using driving chain transmission, the connection is hingedly provided with using articulated shaft on the side of the driving chain
Block is provided with horizontal limit slideway, the link block horizontal sliding, cabinet in the limit slideway in the slide
The two sides for being located at the drive sprocket and driven sprocket be provided with the sliding rail of vertical direction, the both ends of the slide, which are provided with, leads
To sliding block, the guide runner slides in the vertical direction along the sliding rail, connects and sets on one of them described guide runner
It is equipped with the telescopic shaft stretched out outside the cabinet；
The flexible shaft assembly includes connection cylinder base, connecting shaft, gear and rack gear, wherein one end of the connection cylinder base uses
Connecting column connection is arranged on the guide runner, and the other end of the connection cylinder base is blind hole, and the blind hole is scalable to be arranged
Have connecting shaft, rack gear be fixedly installed on the side wall of the connecting shaft, be provided with gear on the connection cylinder base, the gear with
Rack gear engaged transmission, the gear and gear motor are sequentially connected, by driving the gear to realize the movement of rack gear, and then band
It moves the connecting shaft and stretches out or protrude into connection cylinder base；
The angular adjustment component includes mounting blocks, fixing clip, movable clip block, spring support, mounting cylinder and directive wheel, wherein
The mounting blocks are fixedly connected with the connecting shaft, and fixing clip has been wholely set on the mounting blocks, has been gone back on the mounting blocks
It hingedly is provided with movable clip block, the movable clip block is oppositely arranged with the fixing clip, the movable clip block and the fixation
The clamping end of fixture block is arcuate structure, and the movable clip block is provided with radial slot, the diameter close to one end of the mounting blocks
Locking post is provided with into slot, one end of the locking post is hinged on the mounting blocks, and the other end of the locking post is pierced by
The radial slot setting, and the other end of the locking post is arranged with latch segment, the cross-sectional area of the latch segment is greater than described
The end cross-sectional area of radial slot, the end thread of the locking post are connected with locking nut, and the locking nut is located at described
On the outside of latch segment, the end of the fixing clip and movable clip block is provided with the directive wheel, and the directive wheel and setting exist
Spring support inside fixing clip and movable clip block is against cooperation, and the spring support is internally provided with mounting cylinder, and blackboard component is set
It sets in mounting cylinder.
2. a kind of telescopic multimedia teaching instrument according to claim 1, it is characterised in that: the driving chain
Inside and outside be additionally provided with multiple auxiliary transmission sprockets.
3. a kind of telescopic multimedia teaching instrument according to claim 1, it is characterised in that: the angular adjustment group
Part further includes locking wheel, and the excircle of the locking wheel is provided with locking teeth, and the outer circle wall of the spring support is located at the lock
The side of bearing up pulley is provided with the engaging tooth with locking teeth cooperation.
4. a kind of telescopic multimedia teaching instrument according to claim 1, it is characterised in that: the blackboard component packet
Include blackboard and blackboard eraser, wherein the blackboard eraser is hair brush structure, and the blackboard eraser is slidably disposed in the blackboard
Side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710875729.7A CN107571666B (en) | 2017-09-25 | 2017-09-25 | A kind of telescopic multimedia teaching instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710875729.7A CN107571666B (en) | 2017-09-25 | 2017-09-25 | A kind of telescopic multimedia teaching instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107571666A CN107571666A (en) | 2018-01-12 |
| CN107571666B true CN107571666B (en) | 2019-04-12 |
Family
ID=61039312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710875729.7A Expired - Fee Related CN107571666B (en) | 2017-09-25 | 2017-09-25 | A kind of telescopic multimedia teaching instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107571666B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108749407B (en) * | 2018-04-26 | 2020-06-19 | 永康市智伴信息科技有限公司 | Writing mechanism and blackboard |
| CN112319105A (en) * | 2020-11-16 | 2021-02-05 | 南京封宝宝电子商务有限公司 | Automatic dust removal environment-friendly device for school teaching blackboard |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1588566A1 (en) * | 1988-09-26 | 1990-08-30 | Н.С. Кашин | Class-room blackboard |
| JP2570475B2 (en) * | 1990-07-24 | 1997-01-08 | コクヨ株式会社 | Board mounting structure |
| CN2311979Y (en) * | 1997-06-20 | 1999-03-31 | 杨科高 | Multi-function and lifting/lowering blackboard |
| CN102529519A (en) * | 2012-03-08 | 2012-07-04 | 罗奕永 | Circulation type double-layer self-wiping blackboard |
| CN203651268U (en) * | 2014-01-11 | 2014-06-18 | 李国梅 | Reflection prevention blackboard |
| CN204196518U (en) * | 2014-10-31 | 2015-03-11 | 高倩 | Language teaching assists small blackboard |
| CN204698153U (en) * | 2015-06-19 | 2015-10-14 | 新乡学院 | A kind of art teaching blackboard that can automatically rise height and adjustment angle |
| CN205247679U (en) * | 2016-01-08 | 2016-05-18 | 孙中华 | Music teaching board |
| CN205272960U (en) * | 2016-01-02 | 2016-06-01 | 赵静 | Ideology and politics classroom teaching demonstrates board |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20000060259A (en) * | 1999-03-12 | 2000-10-16 | 장상용 | Method and devise for automatically erasing letters on water cleaning board |
| JP2014151531A (en) * | 2013-02-07 | 2014-08-25 | Sakawa:Kk | Slide type board |
-
2017
- 2017-09-25 CN CN201710875729.7A patent/CN107571666B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1588566A1 (en) * | 1988-09-26 | 1990-08-30 | Н.С. Кашин | Class-room blackboard |
| JP2570475B2 (en) * | 1990-07-24 | 1997-01-08 | コクヨ株式会社 | Board mounting structure |
| CN2311979Y (en) * | 1997-06-20 | 1999-03-31 | 杨科高 | Multi-function and lifting/lowering blackboard |
| CN102529519A (en) * | 2012-03-08 | 2012-07-04 | 罗奕永 | Circulation type double-layer self-wiping blackboard |
| CN203651268U (en) * | 2014-01-11 | 2014-06-18 | 李国梅 | Reflection prevention blackboard |
| CN204196518U (en) * | 2014-10-31 | 2015-03-11 | 高倩 | Language teaching assists small blackboard |
| CN204698153U (en) * | 2015-06-19 | 2015-10-14 | 新乡学院 | A kind of art teaching blackboard that can automatically rise height and adjustment angle |
| CN205272960U (en) * | 2016-01-02 | 2016-06-01 | 赵静 | Ideology and politics classroom teaching demonstrates board |
| CN205247679U (en) * | 2016-01-08 | 2016-05-18 | 孙中华 | Music teaching board |
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| Publication number | Publication date |
|---|---|
| CN107571666A (en) | 2018-01-12 |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190412 Termination date: 20190925 |