CN204414922U - A kind of Wiping-free blackboard - Google Patents
A kind of Wiping-free blackboard Download PDFInfo
- Publication number
- CN204414922U CN204414922U CN201520109336.1U CN201520109336U CN204414922U CN 204414922 U CN204414922 U CN 204414922U CN 201520109336 U CN201520109336 U CN 201520109336U CN 204414922 U CN204414922 U CN 204414922U
- Authority
- CN
- China
- Prior art keywords
- rotating cylinder
- support
- handed screw
- left under
- bracing frame
- 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 Wiping-free blackboard, it is by motor, liner plate, write cloth, left-handed screw, adjusting rod, right handed screw, dextrorotation support, bracing frame, brush holder, brush body, gauge tap, lower rotating cylinder, left-handed support, upper rotating cylinder composition, it is characterized in that motor leaves rotating cylinder, left-handed support is left under upper rotating cylinder, left-handed screw is left under left-handed support, adjusting rod is left under left-handed screw, right handed screw is left under adjusting rod, dextrorotation support is left under right handed screw, lower rotating cylinder is left under dextrorotation support, lower rotating cylinder leaves bracing frame, brush holder is left under bracing frame, brush holder leaves brush body, gauge tap is left under bracing frame, upper rotating cylinder and lower rotating cylinder leave and writes cloth, write in cloth and leave liner plate.
Description
Technical field
The utility model relates to a kind of blackboard, particularly relating to a kind of blackboard without the need to manually carrying out wiping, belonging to teaching aid technical field.
Background technology
At present, the blackboard of known technology, also exists the drawback without the need to manually carrying out wiping, adding the labour intensity of faculty, before the utility model is not made, can use without the need to the blackboard manually carrying out wiping without having, patent searching document, the technical scheme new without this technology is open.
Summary of the invention
Can without the need to manually carrying out the use of the blackboard of wiping without having in prior art in order to overcome, the purpose of this utility model be in order to provide a kind of can without the need to manually carrying out the use of the blackboard of wiping, to reach the object of the labour intensity alleviating faculty.
The technical scheme that the utility model adopts is: by motor, liner plate, write cloth, left-handed screw, adjusting rod, right handed screw, dextrorotation support, bracing frame, brush holder, brush body, gauge tap, lower rotating cylinder, left-handed support, upper rotating cylinder composition, it is characterized in that motor leaves rotating cylinder, leave left-handed support under upper rotating cylinder, under left-handed support, leave left-handed screw, under left-handed screw, leave adjusting rod, right handed screw is left under adjusting rod, leave dextrorotation support under right handed screw, under dextrorotation support, leave lower rotating cylinder, lower rotating cylinder leaves bracing frame, brush holder is left under bracing frame, brush holder leaves brush body, under bracing frame, leaves gauge tap, upper rotating cylinder and lower rotating cylinder leave and writes cloth, write in cloth and leave liner plate, to write cloth during use is contained on rotating cylinder and lower rotating cylinder, and regulate adjusting rod, stretching is write cloth and is close on liner plate, when writing completely, open gauge tap, make drum rotation in driven by motor, upper rotating cylinder drives writes cloth rotation, write cloth through brush body, the writing write on cloth is wiped clean by brush body.
The beneficial effects of the utility model are simplicity of design, are easy to make, and handled easily, has practicality.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Fig. 1 is main schematic diagram of the present utility model.
Fig. 2 is left schematic diagram of the present utility model.
In Fig. 1, Fig. 2,1. motors, 2. liner plate, 3. write cloth, 4. left-handed screw, 5. adjusting rod, 6. right handed screw, 7. dextrorotation support, 8. bracing frame, 9. brush holder, 10. brush body, 11. gauge taps, 12. times rotating cylinders, 13. left-handed supports, rotating cylinder on 14..
Detailed description of the invention
The utility model is by motor 1, liner plate 2, write cloth 3, left-handed screw 4, adjusting rod 5, right handed screw 6, dextrorotation support 7, bracing frame 8, brush holder 9, brush body 10, gauge tap 11, lower rotating cylinder 12, left-handed support 13, upper rotating cylinder 14 forms, it is characterized in that motor 1 leaves rotating cylinder 14, upper rotating cylinder leaves left-handed support 13 for 14 times, left-handed support leaves left-handed screw 4 13 times, left-handed screw leaves adjusting rod 54 times, adjusting rod leaves right handed screw 65 times, right handed screw leaves dextrorotation support 76 times, dextrorotation support leaves lower rotating cylinder 12 for 7 times, lower rotating cylinder 12 leaves bracing frame 8, bracing frame leaves brush holder 98 times, brush holder 9 leaves brush body 10, bracing frame leaves gauge tap 11 8 times, upper rotating cylinder 14 and lower rotating cylinder 12 leave and writes cloth 3, write in cloth 3 and leave liner plate 2, to write cloth 2 during use is contained on rotating cylinder 14 and lower rotating cylinder 12, regulate adjusting rod 5, stretching is write cloth 3 and is close on liner plate 2, when writing completely, open gauge tap 11, motor 1 is made to drive upper rotating cylinder 14 to rotate, upper rotating cylinder 14 drive is write cloth 3 and is rotated, write cloth 3 through brush body 10, the writing write on cloth 3 is wiped clean by brush body 10.
Claims (1)
1. a Wiping-free blackboard, by motor (1), liner plate (2), write cloth (3), left-handed screw (4), adjusting rod (5), right handed screw (6), dextrorotation support (7), bracing frame (8), brush holder (9), brush body (10), gauge tap (11), lower rotating cylinder (12), left-handed support (13), upper rotating cylinder (14) forms, it is characterized in that motor (1) leaves rotating cylinder (14), left-handed support (13) is left under upper rotating cylinder (14), left-handed screw (4) is left under left-handed support (13), adjusting rod (5) is left under left-handed screw (4), right handed screw (6) is left under adjusting rod (5), dextrorotation support (7) is left under right handed screw (6), lower rotating cylinder (12) is left under dextrorotation support (7), lower rotating cylinder (12) leaves bracing frame (8), brush holder (9) is left under bracing frame (8), brush holder (9) leaves brush body (10), gauge tap (11) is left under bracing frame (8), upper rotating cylinder (14) and lower rotating cylinder (12) leave and writes cloth (3), write in cloth (3) and leave liner plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520109336.1U CN204414922U (en) | 2015-02-15 | 2015-02-15 | A kind of Wiping-free blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520109336.1U CN204414922U (en) | 2015-02-15 | 2015-02-15 | A kind of Wiping-free blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204414922U true CN204414922U (en) | 2015-06-24 |
Family
ID=53465322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520109336.1U Expired - Fee Related CN204414922U (en) | 2015-02-15 | 2015-02-15 | A kind of Wiping-free blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204414922U (en) |
-
2015
- 2015-02-15 CN CN201520109336.1U patent/CN204414922U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20150624 Termination date: 20160215 |