CN2785873Y - Environment friendly full-automatic track type multifunctional blackboard - Google Patents
Environment friendly full-automatic track type multifunctional blackboard Download PDFInfo
- Publication number
- CN2785873Y CN2785873Y CN 200520081814 CN200520081814U CN2785873Y CN 2785873 Y CN2785873 Y CN 2785873Y CN 200520081814 CN200520081814 CN 200520081814 CN 200520081814 U CN200520081814 U CN 200520081814U CN 2785873 Y CN2785873 Y CN 2785873Y
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- utility
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- driving shaft
- fixed frame
- chalk
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- Expired - Fee Related
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Abstract
The utility model provides an environment friendly full-automatic track type multifunctional blackboard, which is composed of a fixed frame, a moveable frame, a driving shaft and a driven shaft, wherein the fixed frame is provided with an elevating guide rail, the moveable frame is installed on the elevating guide rail by a pulley, the movable frame is provided with an elevating mechanism, the driving shaft and the driven shaft are installed on both sides of the movable frame, a track is wound between the driving shaft and the driven shaft, and the driving shaft is connected with an electric motor by a clutch; the right side of the fixed frame is provided with a moveable roller which is clamped on the track, the lower end of the roller is connected with the electric motor, the roller is sheathed with a hair brush, one side of the roller is provided with a dust collector and a chalk dust box is arranged under the dust collector. The utility model can make the track move upward, downward, leftward and rightward freely, and the utility model can also be operated by hand; the utility model can automatically erase chalk writing, the dust collector sucks chalk dust, and the chalk dust is avoided flying up; the utility model has the advantages of environmental protection and labor saving, and the utility model is good for the health of teachers and students.
Description
(1) technical field:
The utility model relates to writing uses blackboard.
(2) background technology:
The blackboard that units such as present school are used to teach is the hardboard that is embedded on the wall mostly, needs after using up to remove the chalk writing with blackboard eraser, and written contents need frequently erase the board more for a long time, the waste teaching time.It is two-layer that the employing that also has can move up and down, and above moving on to after one deck is write completely, another layer continuation of leaving behind used, and also relatively requires great effort.Existing in addition blackboard dust from flying when wiping writing, contaminated environment, the influence person's of giving lessons is healthy, and the student of the left and right sides, classroom is difficult for watching, and causes visual impairment.
(3) summary of the invention:
The utility model provides a kind of time saving and energy saving at the deficiencies in the prior art, is beneficial to the healthy environmental protection full-automatic crawler track type multi-functional blackboard of teachers and students.
The utility model adopts following solution:
Environmental protection full-automatic crawler track type multi-functional blackboard is made up of fixed frame, mobile framework, driving shaft and driven axle, has riser guide on the fixed frame, and mobile framework is installed on this riser guide by pulley, and mobile framework is provided with elevating mechanism; Driving shaft and driven axle are installed in mobile framework both sides, are wound with crawler belt between the two, and driving shaft is connected with motor by clutch; The fixed frame right side is provided with removable and is stuck in cylinder on the crawler belt, and the cylinder lower end is connected with a motor, is with hairbrush on the cylinder, and cylinder one side is provided with dust catcher, and there is chalk foam box the dust catcher below.
Fixing liner is equipped with in the back of crawler belt on mobile framework.
The fixed frame left side is provided with scale bar, and scale bar is provided with sliding card, is fixed with the chalk folder on the sliding card.
The utility model is by the control motor, crawler belt is moved freely up and down, also can be by manually finishing, the usable floor area of blackboard can be unrestricted, content on the blackboard can move with blackboard automatically, and can wipe chalk writing automatically, is absorbed by dust catcher that dust is unlikely to fly upward, environmental protection is laborsaving, and it is healthy to be beneficial to teachers and students.
(4) description of drawings:
Accompanying drawing is a structural representation of the present utility model.
Wherein: 1, fixed frame, 2, mobile framework, 3, driving shaft, 4, driven axle, 5, cylinder, 6, crawler belt, 7, chalk foam box, 8, motor, 9, handle, 10, clutch, 11, dust catcher, 12, scale bar, 13, sliding card, 14, the chalk folder, 15, hairbrush
(5) specific embodiment:
Embodiment
Accompanying drawing has provided structural representation of the present utility model, mainly form by fixed frame 1, mobile framework 2, driving shaft 3 and driven axle 4, have riser guide (not drawing among the figure) on the fixed frame 1, mobile framework 2 is installed on this riser guide by pulley (not drawing among the figure), on the mobile framework 2 spiral lifting mechanism is housed, when needing, can makes it drive crawler belt 6 liftings by the motor that starts in the spiral lifting mechanism.Driving shaft 3 is installed in mobile framework 2 both sides with driven axle 4, is wound with the crawler belt 6 that is coated with frosted glass between the two, and crawler belt 6 forms blackboard surface ringwise.Fixing liner is equipped with in the back of crawler belt 6 on mobile framework 2, to support crawler belt 6, so that write.Driving shaft 3 is connected with motor 8 by clutch 10, drives crawler belt 6 and rotates, and the effect of clutch is to play separation and be connected effect automatically with the hand rotation driving shaft time, can rotate driving shaft by the handle on the driving shaft 9 in the time of manually.The right side of fixed frame 1 is provided with movably cylinder 5, and cylinder 5 is provided with hairbrush 15.Cylinder 5 also is connected with motor by clutch.Motor all adopts stepper motor.By regulating the spacing of cylinder 5 and blackboard surface, can realize the reservation of word on the blackboard surface or wipe automatically.The lower end of cylinder 5 is provided with handle, can hand rotation.Cylinder 5 next doors are provided with dust catcher 11, and chalk foam box 7 is arranged under the dust catcher, when wiping dust are sopped up, thereby prevent dust from flying.The left side of fixed frame 1 is provided with scale bar 12, and scale bar 12 is provided with sliding card 13, is fixed with chalk folder 14 on the sliding card, can be used to clamp chalk.This scale bar can help teacher to mark straight line when blackboard moves, and the distance between sliding card can freely be set, thus the position and the spacing of regulating line.
Claims (3)
1. environmental protection full-automatic crawler track type multi-functional blackboard, form by fixed frame, mobile framework, driving shaft and driven axle, it is characterized in that: have riser guide on the fixed frame, mobile framework is installed on this riser guide by pulley, and mobile framework is provided with elevating mechanism; Driving shaft and driven axle are installed in mobile framework both sides, are wound with crawler belt between the two, and driving shaft is connected with motor by clutch; The fixed frame right side is provided with removable and is stuck in cylinder on the crawler belt, and the cylinder lower end is connected with a motor, is with hairbrush on the cylinder, and cylinder one side is provided with dust catcher, and there is chalk foam box the dust catcher below.
2. environmental protection full-automatic crawler track type multi-functional blackboard according to claim 1 is characterized in that: fixing liner is equipped with in the back of crawler belt on the described mobile framework.
3. environmental protection full-automatic crawler track type multi-functional blackboard according to claim 1 is characterized in that: described fixed frame left side is provided with scale bar, and scale bar is provided with sliding card, is fixed with the chalk folder on the sliding card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520081814 CN2785873Y (en) | 2005-03-30 | 2005-03-30 | Environment friendly full-automatic track type multifunctional blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520081814 CN2785873Y (en) | 2005-03-30 | 2005-03-30 | Environment friendly full-automatic track type multifunctional blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2785873Y true CN2785873Y (en) | 2006-06-07 |
Family
ID=36774447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520081814 Expired - Fee Related CN2785873Y (en) | 2005-03-30 | 2005-03-30 | Environment friendly full-automatic track type multifunctional blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2785873Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105034664A (en) * | 2015-08-07 | 2015-11-11 | 湖南城市学院 | Canvas scroll type blackboard |
| CN111251754A (en) * | 2020-03-11 | 2020-06-09 | 重庆工程职业技术学院 | Multi-dust-free psychology teaching electric blackboard |
| CN111845161A (en) * | 2020-08-24 | 2020-10-30 | 广东工业大学华立学院 | Crawler-type blackboard capable of being automatically cleaned |
-
2005
- 2005-03-30 CN CN 200520081814 patent/CN2785873Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105034664A (en) * | 2015-08-07 | 2015-11-11 | 湖南城市学院 | Canvas scroll type blackboard |
| CN105034664B (en) * | 2015-08-07 | 2017-01-18 | 湖南城市学院 | canvas scroll type blackboard |
| CN111251754A (en) * | 2020-03-11 | 2020-06-09 | 重庆工程职业技术学院 | Multi-dust-free psychology teaching electric blackboard |
| CN111845161A (en) * | 2020-08-24 | 2020-10-30 | 广东工业大学华立学院 | Crawler-type blackboard capable of being automatically cleaned |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |