CN203780160U - All-directional automatic blackboard wiper - Google Patents
All-directional automatic blackboard wiper Download PDFInfo
- Publication number
- CN203780160U CN203780160U CN201420097746.4U CN201420097746U CN203780160U CN 203780160 U CN203780160 U CN 203780160U CN 201420097746 U CN201420097746 U CN 201420097746U CN 203780160 U CN203780160 U CN 203780160U
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- China
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- sprocket wheel
- gear
- tooth bar
- edge
- framework
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Abstract
The utility model discloses an all-directional automatic blackboard wiper which can be used for wiping a blackboard and a whiteboard and can prevent stripped particles from entering a lung from a respiratory tract. The all-directional automatic blackboard wiper comprises a first linear guide rail, a second linear guide rail, a wiping strip, a framework, a transmission mechanism and a motor with positive and negative rotation capacity, wherein a first edge of the framework is pressed on the wiping strip and forms sliding connection with the wiping strip through the first linear guide rail, a second edge of the framework is pressed on the wiping strip and forms sliding connection with the wiping strip through the second linear guide rail, and the motor drives the wiping strip to move in the length direction of the first edge of the framework through the transmission mechanism.
Description
Technical field
The utility model relates to a kind of comprehensive automatic blackboard wiping device.
Background technology
In daily teaching activity, teacher all uses the teaching equipments such as blackboard or blank.As everyone knows, blackboard is usingd chalk as writing implement, and blank is usingd free ink pen as writing implement.Yet teacher is when wiping, the particle being peeled off by Wiper plate on blackboard or blank easily enters lung from respiratory tract, causes that dust is poisoning, lead poisoning and tuberculosis.The impact of the health that causes while using this device can improve teacher's Wiper plate, also can save teaching because the time that Wiper plate is wasted.
Summary of the invention
The purpose of this utility model is to provide a kind of comprehensive automatic blackboard wiping device, and it can be used to blackboard wiping and blank, saves the time that teaching is wasted because of Wiper plate, and can prevent that the particle peeling off from easily entering teacher lung from respiratory tract.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of comprehensive automatic blackboard wiping device, comprise the first line slideway and the second line slideway, wiper rail, framework, transmission mechanism and motor that can rotating, the first side edge of described framework is pressed in wiper rail and first side edge is formed and is slidably connected by the first line slideway and wiper rail, the Second Edge edge of described framework is pressed in wiper rail and Second Edge edge is formed and is slidably connected by the second line slideway and wiper rail, described motor drives described wiper rail to move along the length direction on the first side edge of described framework by described transmission mechanism.
On the basis of such scheme and as the preferred version of such scheme: described transmission mechanism comprises the first tooth bar and the first gear, described the first tooth bar is fixedly connected with described first side edge, described the first gear is rotatably connected with wiper rail and described the first gear is meshed with described the first tooth bar, and the output shaft of described motor is connected with described the first gear drive.
On the basis of such scheme and as the preferred version of such scheme: described transmission mechanism also comprises the second tooth bar and the second gear, described the second tooth bar is fixedly connected with described Second Edge edge, described the second gear is rotatably connected with wiper rail and described the second gear is meshed with described the second tooth bar, and the first gear is connected with described the second gear drive.
On the basis of such scheme and as the preferred version of such scheme: the tooth top portion of described the first tooth bar is relative with the tooth top portion of the second tooth bar.
On the basis of such scheme and as the preferred version of such scheme: described wiper rail is positioned at a side of framework, and described the first tooth bar and described the second tooth bar are positioned at the opposite side of framework.
On the basis of such scheme and as the preferred version of such scheme: described transmission mechanism comprises the first sprocket wheel, the second sprocket wheel, the first driving-chain and motor, described the first sprocket wheel and the second sprocket wheel are installed in rotation on respectively the two ends on first side edge, described the first sprocket wheel, the second sprocket wheel and the first driving-chain form chain transmission, and the output of described motor is connected with described the first chain gear transmission.
On the basis of such scheme and as the preferred version of such scheme: described transmission mechanism comprises the 3rd sprocket wheel, the 4th sprocket wheel and the second driving-chain, described the 3rd sprocket wheel and the 4th sprocket wheel are installed in rotation on respectively the two ends on Second Edge edge, described the 3rd sprocket wheel, the 4th sprocket wheel and the second driving-chain form chain transmission, and described the 3rd sprocket wheel is connected with described the first chain gear transmission.
On the basis of such scheme and as the preferred version of such scheme: described wiper rail includes rigid material layer and cotton layer, and described cotton layer is fixedly connected with described rigid material layer.
On the basis of such scheme and as the preferred version of such scheme: also comprise hairbrush, described hairbrush is positioned at the both sides of described cotton layer and is fixedly connected with rigid material layer.
The utility model compared to existing technology outstanding and useful technique effect is:
Comprehensive automatic blackboard wiping device of the present utility model has adopted the structure of framework, line slideway and wiper rail, during use, by the framework assembling blackboard of this comprehensive automatic blackboard wiping device or blank, wiper rail is closely attached on blackboard, blank.Between wiper rail and framework, by line slideway, be connected, wiper rail can be slided with respect to framework, during dragging wiper rail, by framework, to wiper rail thrust, make wiper rail complete wiping operation.By motor and transmission mechanism, at this wiper in wiping process, by controlling motor, to realize, drag wiper rail, thereby complete wiping operation, make the clergy can be in the position away from blackboard, therefore can avoid as much as possible it to suck chalk dust, thereby effectively prevent lead poisoning and tuberculosis, also can save the time that blackboard wiping is wasted in teaching process.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of wiper rail of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing, with specific embodiment, the utility model is further described, referring to Fig. 1-Fig. 2;
The comprehensive automatic blackboard wiping device that the present embodiment provides, it can be used to wiping black-white board.This comprehensive automatic blackboard wiping device comprises the first line slideway and the second line slideway, wiper rail 1 and framework 2.Wherein, framework 2 can be the structure with four edges edge, can be also the structure that only has two edges.The first side of described framework 2 is pressed in wiper rail 1 and first side is formed and is slidably connected by the first line slideway and wiper rail 1 along 21 along 21, and the Second Edge of described framework 2 is pressed in wiper rail and Second Edge is slidably connected by the second line slideway and wiper rail 1 formation along 22 along 22.During use, by this comprehensive automatic blackboard wiping device assembling blackboard, blank or on glass, wiper rail is closely attached on blackboard or blank.Owing to being connected by line slideway between wiper rail and framework, wiper rail can not come off from framework, also reduced the frictional force between wiper rail and framework, this wiper rail is slided more laborsaving, smooth and easy.
In the present embodiment, also comprise the first tooth bar 31, the first gear 32 and motor, described the first tooth bar 31 is fixedly connected with along 21 with described first side, described the first gear 32 is rotatably connected with wiper rail 1 and described the first gear 32 is meshed with described the first tooth bar 31, and the output shaft of described motor and described the first gear 31 are in transmission connection.Wherein, motor is to slide on framework with wiper rail.By this structure, can be so that the movement along line slideway of wiper rail can be subject to Electric Machine Control.The equipment that can be used as blackboard wiping, blank with the comprehensive automatic blackboard wiping device of this structure is used, and when it can allow teacher away from wiping from blackboard the chalk dust of falling during at blackboard wiping, avoids chalk dust to enter lung through respiratory tract.Preferably, the second tooth bar 33 and the second gear 34, described the second tooth bar 33 and described Second Edge are fixedly connected with along 22, and described the second gear 34 is rotatably connected with wiper rail 1 and described the second gear 34 is meshed with described the second tooth bar 33, and the first gear 31 is in transmission connection with described the second gear 34.By increasing the structure of the second gear and the second tooth bar, make the two ends of this wiper rail all there is tractive force, wiper rail is slided more smooth-going.Preferably, the tooth top portion of the first tooth bar is relative with the tooth top portion of the second tooth bar, and wiper rail is supported on tooth bar, avoids line slideway lateral force.
In the present embodiment, described wiper rail 1 is positioned at a side of framework 1, and described the first tooth bar 34 and described the second tooth bar 34 are positioned at the opposite side of framework 2.Wherein, tooth bar and framework can be integrated, also can adopt Split type structure.
In the present embodiment, described wiper rail 1 includes rigid material layer 11 and by cotton layer 12, described cotton layer 12 is fixedly connected with described rigid material layer 1.Wherein the hardness of rigid material layer is higher, so that cotton layer uniform stressed.Certainly, wiper rail also can adopt other structure.Preferably, wiper rail 1 is also provided with hairbrush 13 structures, and hairbrush 13 extends to blackboard, blank or glass direction, and described hairbrush 13 is positioned at the both sides of described cotton layer 12 and is fixedly connected with rigid material layer 11.
As above-mentioned, using gear, tooth bar as the direct distortion of transmission mechanism, the comprehensive automatic blackboard wiping device that the present embodiment provides adopts the first sprocket wheel, the second sprocket wheel, the first driving-chain to replace gear, rack structure in above-described embodiment.Specifically, the first sprocket wheel, the second sprocket wheel, the first driving-chain and motor, described the first sprocket wheel and the second sprocket wheel are installed in rotation on respectively the two ends on first side edge, described the first sprocket wheel, the second sprocket wheel and the first driving-chain form chain transmission, and the output of described motor is connected with described the first chain gear transmission.Preferably, also comprise the 3rd sprocket wheel, the 4th sprocket wheel and the second driving-chain, described the 3rd sprocket wheel and the 4th sprocket wheel are installed in rotation on respectively the two ends on Second Edge edge, described the 3rd sprocket wheel, the 4th sprocket wheel and the second driving-chain form chain transmission, and described the 3rd sprocket wheel is connected with described the first chain gear transmission.
Above-described embodiment is only preferred embodiment of the present utility model, not limits according to this protection domain of the present utility model, therefore: all equivalences of doing according to structure of the present utility model, shape, principle change, within all should being covered by protection domain of the present utility model.
Claims (9)
1. a comprehensive automatic blackboard wiping device, it is characterized in that: comprise the first line slideway and the second line slideway, wiper rail, framework, transmission mechanism and motor that can rotating, the first side edge of described framework is pressed in wiper rail and first side edge is formed and is slidably connected by the first line slideway and wiper rail, the Second Edge edge of described framework is pressed in wiper rail and Second Edge edge is formed and is slidably connected by the second line slideway and wiper rail, and described motor drives described wiper rail to move along the length direction on the first side edge of described framework by described transmission mechanism.
2. comprehensive automatic blackboard wiping device according to claim 1, it is characterized in that: described transmission mechanism comprises the first tooth bar and the first gear, described the first tooth bar is fixedly connected with described first side edge, described the first gear is rotatably connected with wiper rail and described the first gear is meshed with described the first tooth bar, and the output shaft of described motor is connected with described the first gear drive.
3. comprehensive automatic blackboard wiping device according to claim 2, it is characterized in that: described transmission mechanism also comprises the second tooth bar and the second gear, described the second tooth bar is fixedly connected with described Second Edge edge, described the second gear is rotatably connected with wiper rail and described the second gear is meshed with described the second tooth bar, and the first gear is connected with described the second gear drive.
4. comprehensive automatic blackboard wiping device according to claim 3, is characterized in that: the tooth top portion of described the first tooth bar is relative with the tooth top portion of the second tooth bar.
5. comprehensive automatic blackboard wiping device according to claim 4, is characterized in that: described wiper rail is positioned at a side of framework, and described the first tooth bar and described the second tooth bar are positioned at the opposite side of framework.
6. comprehensive automatic blackboard wiping device according to claim 1, it is characterized in that: described transmission mechanism comprises the first sprocket wheel, the second sprocket wheel, the first driving-chain and motor, described the first sprocket wheel and the second sprocket wheel are installed in rotation on respectively the two ends on first side edge, described the first sprocket wheel, the second sprocket wheel and the first driving-chain form chain transmission, and the output of described motor is connected with described the first chain gear transmission.
7. comprehensive automatic blackboard wiping device according to claim 6, it is characterized in that: described transmission mechanism comprises the 3rd sprocket wheel, the 4th sprocket wheel and the second driving-chain, described the 3rd sprocket wheel and the 4th sprocket wheel are installed in rotation on respectively the two ends on Second Edge edge, described the 3rd sprocket wheel, the 4th sprocket wheel and the second driving-chain form chain transmission, and described the 3rd sprocket wheel is connected with described the first chain gear transmission.
8. comprehensive automatic blackboard wiping device according to claim 1, is characterized in that: described wiper rail includes rigid material layer and cotton layer, and described cotton layer is fixedly connected with described rigid material layer.
9. comprehensive automatic blackboard wiping device according to claim 8, is characterized in that: also comprise hairbrush, described hairbrush is positioned at the both sides of described cotton layer and is fixedly connected with rigid material layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420097746.4U CN203780160U (en) | 2014-03-05 | 2014-03-05 | All-directional automatic blackboard wiper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420097746.4U CN203780160U (en) | 2014-03-05 | 2014-03-05 | All-directional automatic blackboard wiper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203780160U true CN203780160U (en) | 2014-08-20 |
Family
ID=51316378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420097746.4U Expired - Fee Related CN203780160U (en) | 2014-03-05 | 2014-03-05 | All-directional automatic blackboard wiper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203780160U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105500971A (en) * | 2015-12-12 | 2016-04-20 | 百色学院 | Intelligent blackboard eraser |
| CN106114015A (en) * | 2016-07-25 | 2016-11-16 | 张艳龙 | A kind of self-cleaning crawler belt device for blackboard eraser and using method thereof |
-
2014
- 2014-03-05 CN CN201420097746.4U patent/CN203780160U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105500971A (en) * | 2015-12-12 | 2016-04-20 | 百色学院 | Intelligent blackboard eraser |
| CN106114015A (en) * | 2016-07-25 | 2016-11-16 | 张艳龙 | A kind of self-cleaning crawler belt device for blackboard eraser and using method thereof |
| CN106114015B (en) * | 2016-07-25 | 2017-09-12 | 张艳龙 | A kind of self-cleaning crawler belt device for blackboard eraser and its application method |
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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: 20140820 Termination date: 20200305 |