CN210983789U - Digital media teaching board - Google Patents
Digital media teaching board Download PDFInfo
- Publication number
- CN210983789U CN210983789U CN201922174029.2U CN201922174029U CN210983789U CN 210983789 U CN210983789 U CN 210983789U CN 201922174029 U CN201922174029 U CN 201922174029U CN 210983789 U CN210983789 U CN 210983789U
- Authority
- CN
- China
- Prior art keywords
- board
- projection
- center pin
- teaching
- digital media
- 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
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Abstract
The utility model belongs to the technical field of teaching display device, in particular to digital media teaching board, including the center pin, rotate respectively on the center pin and connect board, projection board and backup pad, the fixed horn disc that is equipped with of one end of center pin, the horn disc is equipped with the track hole, one side of board, projection board and backup pad corresponds the position and is equipped with the screw rod respectively, and when board, projection board and backup pad used the center pin to rotate as the centre of a circle, the screw rod is along the track motion in track hole to it is fixed through nut locking, the utility model provides a digital media teaching board is equipped with board and projection board on the teaching board respectively, has realized the multipurpose of teaching board, need not purchase the projection board alone and install the projection board, and it is very convenient to use, and in addition, the teaching board is collapsible, also makes things convenient for the transport and deposits.
Description
Technical Field
The utility model belongs to the technical field of the teaching tool, in particular to digital media teaching board.
Background
The digital media art is a comprehensive subject across natural science, social science and human science, and centrally embodies the concept of science, art and human.
Projection cloth or projection board are generally needed to be used as supplementary teaching in the teaching process, and present projection cloth or projection board need purchase alone and need install or hang on the wall, and are very inconvenient, and present teaching board generally can not fold in addition, and is inconvenient to carry and deposit.
SUMMERY OF THE UTILITY MODEL
The utility model provides a digital media teaching board can solve the problem that points out among the background art.
The utility model provides a digital media teaching board, includes the center pin, rotate respectively on the center pin and connect board, projection board and backup pad, the fixed angle dish that is equipped with of one end of center pin, the angle dish is equipped with the track hole, the one side of board, projection board and backup pad corresponds the position and is equipped with the screw rod respectively, and when board, projection board and backup pad used the center pin to rotate as the centre of a circle, the orbit motion in track hole is followed to the screw rod to it is fixed through nut locking.
Preferably, the nut is a hand nut.
The utility model provides a digital media teaching board is equipped with board and projection board on the teaching board respectively, has realized the multipurpose of teaching board, need not purchase the projection board alone and install the projection board, and it is very convenient to use, and in addition, the teaching board is collapsible, also conveniently carries and deposits.
Drawings
Figure 1 is a schematic structural diagram of the present invention,
figure 2 is a side schematic view of the present invention,
figure 3 is a schematic view of the folded side of the utility model,
figure 4 is a schematic view of the corner plate of the present invention,
description of reference numerals:
reference numbers in the figures: 1. a central shaft; 2. a writing board; 3. a projection plate; 4. a support plate; 5. a corner plate; 6. a track hole; 7. a screw; 8. a nut; 9. a sleeve.
Detailed Description
In the following, an embodiment of the present invention will be described in detail with reference to the drawings, but it should be understood that the scope of the present invention is not limited by the embodiment.
As shown in fig. 1-4, a digital media teaching board provided by an embodiment of the present invention includes a central shaft 1, the central shaft 1 is rotatably connected to a tablet 2, a projection plate 3 and a support plate 4, the tablet 2, the projection plate 3 and the support plate 4 are respectively provided with a sleeve 9, the sleeve 9 is sleeved on the central shaft 1, so that the tablet 2, the projection plate 3 and the support plate 4 can rotate around the central shaft 1, one end of the central shaft 1 is fixedly provided with a corner disc 5, the corner disc 5 is provided with a track hole 6, one side of the tablet 2, the projection plate 3 and the support plate 4 is correspondingly provided with a screw 7, when the tablet 2, the projection plate 3 and the support plate 4 rotate around the central shaft 1, the screw 7 moves along the track of the track hole 6 and is locked and fixed by a nut 8, the nut 8 is a hand-screwed nut, when projection is needed, the projection plate 3 faces upwards, the support plate 4 and the writing plate 2 are used as support feet to support, when interpretation is needed, the writing plate 2 faces upwards, the support plate 4 and the projection plate 3 are used as support feet to support, and the separation angle of each plate can be adjusted.
The above disclosure is only for a few specific embodiments of the present invention, however, the present invention is not limited to the embodiments, and any changes that can be considered by those skilled in the art shall fall within the protection scope of the present invention.
Claims (2)
1. A digital media teaching board, comprising: including center pin (1), rotate respectively on center pin (1) and connect board (2), projection board (3) and backup pad (4), the fixed angle dish (5) that is equipped with of one end of center pin (1), angle dish (5) are equipped with track hole (6), the one side correspondence position of board (2), projection board (3) and backup pad (4) is equipped with screw rod (7) respectively, and when board (2), projection board (3) and backup pad (4) use center pin (1) to rotate as the centre of a circle, the orbit motion of track hole (6) is followed in screw rod (7) to it is fixed to lock through nut (8).
2. A digital media teaching board according to claim 1, said nut (8) being a hand nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922174029.2U CN210983789U (en) | 2019-12-07 | 2019-12-07 | Digital media teaching board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922174029.2U CN210983789U (en) | 2019-12-07 | 2019-12-07 | Digital media teaching board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210983789U true CN210983789U (en) | 2020-07-10 |
Family
ID=71417723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922174029.2U Expired - Fee Related CN210983789U (en) | 2019-12-07 | 2019-12-07 | Digital media teaching board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210983789U (en) |
-
2019
- 2019-12-07 CN CN201922174029.2U patent/CN210983789U/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: 20200710 Termination date: 20211207 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |