CN204451709U - A kind of louvered fully automatic blackboard - Google Patents
A kind of louvered fully automatic blackboard Download PDFInfo
- Publication number
- CN204451709U CN204451709U CN201520172040.4U CN201520172040U CN204451709U CN 204451709 U CN204451709 U CN 204451709U CN 201520172040 U CN201520172040 U CN 201520172040U CN 204451709 U CN204451709 U CN 204451709U
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- pieces
- motor
- risers
- louvered
- blackboard
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Abstract
A kind of louvered fully automatic blackboard comprises two pieces of transverse slats, two pieces of risers, some shutter boards, first motor, second motor and blackboard eraser, described two pieces of transverse slats and two pieces of risers surround a framework, every block shutter board passes through a pedestal between two pieces of risers, some shutter boards are positioned on same perpendicular, riser lateral surface is stretched out in one end of every root axle, and be provided with a gear, adjacent two gears engage each other, the output of described first motor is provided with driving wheel, the gear of described driving wheel and bottom engages each other, described blackboard eraser and shutter board are mutually vertical to be arranged, and be positioned at described shutter board rear, between two pieces of risers, an optical axis is provided with above described shutter board, upper end and the described optical axis of described blackboard eraser are slidably connected, between two pieces of risers, a rhizoid bar is provided with below described shutter board, described screw mandrel is through the lower end of described blackboard eraser, the output of described second motor is connected with one end of described screw mandrel.
Description
Technical field
The utility model relates to teaching equipment technical field, specifically a kind of louvered fully automatic blackboard.
Background technology
Blackboard is the indispensable instrument that teacher teaches, irreplaceable effect is had in school, but, the blackboard writing full word when cleaning and erasing the board, the problem of the unusual headache of one, the dust fallen, when wiping, dust is existed everywhere often, first that deeply hurt is teacher, is then front-seat classmate, be a teacher or classmate by respiratory tract inspiration dust time, the lighter easily produces allergic reactions such as sneezing, and severe one can cause bronchitis or asthma; On the other hand, teacher, after writing full blackboard, needs the word first wiped on blackboard just can have living space and is writing, therefore can take the time that a part is attended class, and also can interrupt the thinking that teacher teaches and classmate listens to the teacher to a certain extent, therefore, have certain limitation.
Utility model content
The utility model provides that a kind of structure is simple, wiping is convenient, the louvered fully automatic blackboard of no dust pollution.
The utility model is achieved through the following technical solutions:
A kind of louvered fully automatic blackboard, comprise two pieces of transverse slats, two pieces of risers, some shutter boards, first motor, second motor and blackboard eraser, described two pieces of transverse slats and two pieces of risers surround a framework, every block shutter board passes through a pedestal between two pieces of risers, some shutter boards are positioned on same perpendicular, riser lateral surface is stretched out in one end of every root axle, and be provided with a gear, adjacent two gears engage each other, the output of described first motor is provided with driving wheel, the gear of described driving wheel and bottom engages each other, described blackboard eraser and shutter board are mutually vertical to be arranged, and be positioned at described shutter board rear, between two pieces of risers, an optical axis is provided with above described shutter board, upper end and the described optical axis of described blackboard eraser are slidably connected, between two pieces of risers, a rhizoid bar is provided with below described shutter board, described screw mandrel is through the lower end of described blackboard eraser, the output of described second motor is connected with one end of described screw mandrel.
The two ends of described axle are rotationally connected respectively by bearing and axle sleeve and described two pieces of risers, and described bearing holder (housing, cover) is located at the two ends of described axle, and is connected with described riser by axle sleeve.
The lower end of described blackboard eraser is rotationally connected by ball wire bar pair and nut converter and described screw mandrel, and described ball wire bar pair is set on described screw mandrel, and is connected by the lower end of nut converter with described blackboard eraser.
Described second motor is connected by shaft coupling one end with described screw mandrel.
The two ends of described optical axis respectively by Horizontal supporting frame frame between two pieces of risers.
Described blackboard eraser upper end is provided with optical axis slide block, on the sheathed and described optical axis of described optical axis slide block.
Two pieces of riser lower ends are respectively equipped with one piece of base plate, and described first motor is fixed on base plate by motor shelf, and described second motor is fixed on base plate by headblock sheet.
The cross section of described shutter board is parallelogram.
The beneficial effect that the utility model brings is:
In the utility model, described louvered fully automatic blackboard comprises two pieces of transverse slats, two pieces of risers, some shutter boards, first motor, second motor and blackboard eraser, some shutter boards are plane arrangement composition blackboard, described blackboard eraser is positioned at shutter board rear, can move horizontally under the drive of the second motor, the wiping work to shutter board rear surface can be completed, after Current surface writes full word, first machine operation, driven before and after every block shutter board by gear drive and overturn, the surface writing full word is turned to rear and carries out wiping, therefore, dust during wiping can not affect teacher or classmate, moreover, eliminate the time of teacher's blackboard wiping.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Fig. 1 is the front view of louvered fully automatic blackboard described in the utility model.
Fig. 2 is the top view of louvered fully automatic blackboard described in the utility model.
Fig. 3 is the side view of louvered fully automatic blackboard described in the utility model.
The label that in figure, component names is corresponding is as follows:
1, transverse slat; 2, riser; 3, shutter board; 4, the first motor; 5, the second motor; 6, blackboard eraser; 7, axle; 8, gear; 9, driving wheel; 10, optical axis; 11, screw mandrel; 12, bearing; 13, axle sleeve; 14, ball wire bar pair; 15, nut converter; 16, shaft coupling; 17, Horizontal supporting frame; 18, optical axis slide block; 19, base plate; 20, motor shelf; 21, headblock sheet.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail:
Embodiment one:
As the embodiment of louvered fully automatic blackboard described in the utility model, as Fig. 1, shown in Fig. 2 and Fig. 3, comprise two pieces of transverse slats 1, two pieces of risers 2, five pieces of shutter boards 3, first motor 4, second motor 5 and blackboard eraser 6, described two pieces of transverse slats 1 and two pieces of risers 2 surround a framework, every block shutter board 3 passes through axle 7 frame between two pieces of risers 2, five pieces of shutter boards 3 are positioned on same perpendicular, riser 2 lateral surface is stretched out in one end of every root axle 7, and be provided with a gear 8, adjacent two gears 8 engage each other, the output of described first motor 4 is provided with driving wheel 9, described driving wheel 9 engages each other with the gear 8 of bottom, described blackboard eraser 6 is arranged with shutter board 3 is mutually vertical, and be positioned at described shutter board 3 rear, between two pieces of risers 2, an optical axis 10 is provided with above described shutter board 3, upper end and the described optical axis 10 of described blackboard eraser 6 are slidably connected, between two pieces of risers 2, a rhizoid bar 11 is provided with below described shutter board 3, described screw mandrel 11 is through the lower end of described blackboard eraser 3, the output of described second motor 5 is connected with one end of described screw mandrel 11.Described blackboard eraser 6 is positioned at shutter board 3 rear, can move horizontally under the drive of the second motor 4, can complete the wiping work to shutter board 3 rear surface, after Current surface writes full word, the first motor 4 works, driven before and after every block shutter board 3 by gear 8 transmission and overturn, the surface writing full word is turned to rear and carries out wiping, and therefore, dust during wiping can not affect teacher or classmate, moreover, eliminate the time of teacher's blackboard wiping.
In the present embodiment, the two ends of described axle 7 are rotationally connected with described two pieces of risers 2 respectively by bearing 12 and axle sleeve 13, and described bearing 12 is set in the two ends of described axle 7, and is connected with described riser 2 by axle sleeve 13.The rotation of axle 7 can be made more smooth and easy by bearing 12 and arranging of axle sleeve 13.
In the present embodiment, the lower end of described blackboard eraser 6 is rotationally connected with described screw mandrel 11 by ball wire bar pair 14 and nut converter 15, and described ball wire bar pair 14 is set on described screw mandrel 11, and is connected by the lower end of nut converter 15 with described blackboard eraser 6.The power that second motor 5 rotates can be converted into blackboard eraser 6 and move left and right by described ball wire bar pair 14 and nut converter 15.
In the present embodiment, described second motor 5 is connected by shaft coupling 16 one end with described screw mandrel 11.Adopt shaft coupling 16 can install and dismantle the second motor 5 easily.
In the present embodiment, the two ends of described optical axis 10 respectively by Horizontal supporting frame 17 frame between two pieces of risers 2.Described Horizontal supporting frame 17 makes optical axis 10 fix more firm.
In the present embodiment, described blackboard eraser 6 upper end is provided with optical axis slide block 18, on the sheathed and described optical axis 10 of described optical axis slide block 18.Described optical axis slide block 18 can reduce the frictional force between blackboard eraser 6 and optical axis 10.
In the present embodiment, two pieces of riser 2 lower ends are respectively equipped with one piece of base plate 19, and described first motor 4 is fixed on base plate 19 by motor shelf 20, and described second motor 5 is fixed on base plate 19 by headblock sheet 21.
In the present embodiment, the cross section of described shutter board 3 is parallelogram.The cross section of each block shutter board 3 is all processed into parallelogram, avoids stuck phenomenon occurs in rotation process.
Certainly, also can by four pieces or six pieces or eight pieces or ten pieces of shutter board composition blackboards.So, also all within the utility model protection domain, repeat no longer one by one here.
Claims (8)
1. a louvered fully automatic blackboard, it is characterized in that comprising two pieces of transverse slats, two pieces of risers, some shutter boards, first motor, second motor and blackboard eraser, described two pieces of transverse slats and two pieces of risers surround a framework, every block shutter board passes through a pedestal between two pieces of risers, some shutter boards are positioned on same perpendicular, riser lateral surface is stretched out in one end of every root axle, and be provided with a gear, adjacent two gears engage each other, the output of described first motor is provided with driving wheel, the gear of described driving wheel and bottom engages each other, described blackboard eraser and shutter board are mutually vertical to be arranged, and be positioned at described shutter board rear, between two pieces of risers, an optical axis is provided with above described shutter board, upper end and the described optical axis of described blackboard eraser are slidably connected, between two pieces of risers, a rhizoid bar is provided with below described shutter board, described screw mandrel is through the lower end of described blackboard eraser, the output of described second motor is connected with one end of described screw mandrel.
2. louvered fully automatic blackboard as claimed in claim 1, it is characterized in that the two ends of described axle are rotationally connected respectively by bearing and axle sleeve and described two pieces of risers, described bearing holder (housing, cover) is located at the two ends of described axle, and is connected with described riser by axle sleeve.
3. louvered fully automatic blackboard as claimed in claim 2, it is characterized in that the lower end of described blackboard eraser is rotationally connected by ball wire bar pair and nut converter and described screw mandrel, described ball wire bar pair is set on described screw mandrel, and is connected by the lower end of nut converter with described blackboard eraser.
4. louvered fully automatic blackboard as claimed in claim 3, is characterized in that described second motor is connected by shaft coupling one end with described screw mandrel.
5. louvered fully automatic blackboard as claimed in claim 4, is characterized in that the two ends of described optical axis respectively by Horizontal supporting frame frame between two pieces of risers.
6. louvered fully automatic blackboard as claimed in claim 4, is characterized in that described blackboard eraser upper end is provided with optical axis slide block, on the sheathed and described optical axis of described optical axis slide block.
7. louvered fully automatic blackboard as claimed in claim 5, it is characterized in that two pieces of riser lower ends are respectively equipped with one piece of base plate, described first motor is fixed on base plate by motor shelf, and described second motor is fixed on base plate by headblock sheet.
8. louvered fully automatic blackboard as claimed in claim 1, is characterized in that the cross section of described shutter board is parallelogram.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520172040.4U CN204451709U (en) | 2015-03-25 | 2015-03-25 | A kind of louvered fully automatic blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520172040.4U CN204451709U (en) | 2015-03-25 | 2015-03-25 | A kind of louvered fully automatic blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204451709U true CN204451709U (en) | 2015-07-08 |
Family
ID=53658646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520172040.4U Expired - Fee Related CN204451709U (en) | 2015-03-25 | 2015-03-25 | A kind of louvered fully automatic blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204451709U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107471859A (en) * | 2017-07-18 | 2017-12-15 | 安徽卓特信息技术有限公司 | A kind of more black-boards |
| CN109228748A (en) * | 2018-11-22 | 2019-01-18 | 江苏海事职业技术学院 | A kind of blackboard and its application method suitable for English teaching |
| CN110949040A (en) * | 2019-12-09 | 2020-04-03 | 芜湖应天光电科技有限责任公司 | Full-automatic shutter type dust removal blackboard |
-
2015
- 2015-03-25 CN CN201520172040.4U patent/CN204451709U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107471859A (en) * | 2017-07-18 | 2017-12-15 | 安徽卓特信息技术有限公司 | A kind of more black-boards |
| CN109228748A (en) * | 2018-11-22 | 2019-01-18 | 江苏海事职业技术学院 | A kind of blackboard and its application method suitable for English teaching |
| CN110949040A (en) * | 2019-12-09 | 2020-04-03 | 芜湖应天光电科技有限责任公司 | Full-automatic shutter type dust removal blackboard |
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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: 20150708 Termination date: 20160325 |