CN201597340U - Automatic blackboard eraser - Google Patents
Automatic blackboard eraser Download PDFInfo
- Publication number
- CN201597340U CN201597340U CN2009202125114U CN200920212511U CN201597340U CN 201597340 U CN201597340 U CN 201597340U CN 2009202125114 U CN2009202125114 U CN 2009202125114U CN 200920212511 U CN200920212511 U CN 200920212511U CN 201597340 U CN201597340 U CN 201597340U
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- CN
- China
- Prior art keywords
- blackboard eraser
- blackboard
- automatic
- guide rail
- switch
- 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 relates to an automatic blackboard eraser, which comprises a blackboard, a blackboard eraser, a pair of guide rails, a mounting box and a push device which is arranged in the mounting box, wherein the guide rails are separated into a left guide rail and a right guide rail, the left guide rail and the right guide rail are respectively arranged on the two sides of the blackboard, the two ends of the blackboard are respectively arranged in the left guide rail and the right guide rail, and the mounting box is arranged on the lower portion of the blackboard. The push device comprises a power supply, a switch and a hydraulic instrument, wherein an anode of the power supply is connected with one end of the switch, the other end of the switch is connected with the anode of the hydraulic instrument, a cathode of the hydraulic instrument is connected with the cathode of the power supply, and a push rod of the hydraulic instrument is connected with one end of the blackboard eraser. Because of being provided with the hydraulic instrument, the automatic blackboard eraser can control the blackboard eraser to move up and lower, thereby achieving the effect of the automatic blackboard eraser, omitting the trouble of multiple back and forth wiping of a common blackboard eraser, because accumulators have low energy consumption to supply power, risk can not be produced in use, the structure is simple, the use is convenient, the cost is low, and the automatic blackboard eraser is easy to popularize and apply, and is particularly suitable for classrooms.
Description
Technical field
The utility model relates to a kind of blackboard eraser, is specifically related to a kind of automatic blackboard eraser.
Background technology
At present, a kind of prior art by housing, wiping arrangement, the electric dust absorption blackboard eraser that filter, ash collecting box, Power Drive Unit and power supply are formed, a chamber is arranged between the gripper shoe of wiping body and the base plate of Power Drive Unit, there is an air inlet in base plate central authorities, the fan blade outside of Power Drive Unit is provided with the blade cover of the involute-type of taking gas port out of, and the gas outlet communicates with ash collecting box.The electric dust absorption blackboard eraser of the prior art needs driven by power, and power consumption is big, and chance water is fragile, and repeatedly wiping could be with the blackboard wiped clean up and down back and forth for needs.
The automatic guide rail dust-removing blackboard eraser of another kind of prior art, by an outer wall big the small end all novel blackboard eraser and the cross slide way groove of the sealing cover of opening are housed, the horizontal walking mechanism of longitudinal rail groove, vertically the motor of walking mechanism, automatic control circuit and control is automatically formed, the automatic guide rail dust-removing blackboard eraser be novel blackboard eraser with in length and breadth to guide-track groove, in length and breadth to walking mechanism, automatic control circuit and by the combination of the motor of its control.
The shortcoming of the automatic guide rail dust-removing blackboard eraser of this prior art is:
1, the automatic guide rail dust-removing blackboard eraser of this prior art is owing to need driven by power, and consumed power is bigger.
2, the automatic guide rail dust-removing blackboard eraser of this prior art since size and the ordinary blackboard eraser of blackboard eraser be as good as, need back and forth about wiping repeatedly could wiped clean, more time-consuming.
3, the automatic guide rail dust-removing blackboard eraser cost height of this prior art, it is fragile that electrical installation is met water, is difficult for popularization and application.
In view of the above problems, the utility model discloses a kind of automatic blackboard eraser.It has technical characterictic as mentioned below, to solve existing problem.
The utility model content
The purpose of this utility model provides a kind of automatic blackboard eraser, and it can promote blackboard eraser up and down by the catch bar of hydraulic pressure instrument, reaches the purpose of automatic blackboard cleaning.
The purpose of the utility model automatic blackboard eraser is achieved through the following technical solutions: a kind of automatic blackboard eraser, comprise blackboard, and also comprise blackboard eraser, pair of guide rails, mounting box and be arranged on thrust unit in the mounting box.
Described pair of guide rails is divided into left rail and right guide rail, and described left rail and right guide rail are separately positioned on the both sides that have of blackboard.
The two ends of described blackboard are separately positioned in left rail and the right guide rail, are slidingly connected with left rail and right guide rail.
Described mounting box is arranged on the blackboard below.
Described thrust unit comprises power supply, switch and hydraulic pressure instrument; The positive pole of described power supply is connected with an end of switch, and the other end of switch is connected with the positive pole of hydraulic pressure instrument, and the negative pole of hydraulic pressure instrument is connected with the negative pole of power supply.
The catch bar of described hydraulic pressure instrument is fixedlyed connected with an end of blackboard eraser.
Above-mentioned automatic blackboard eraser, wherein, described blackboard eraser is made of housing and bristle, and described bristle is close to the blackboard setting.
Above-mentioned automatic blackboard eraser wherein, also comprises a pair of pulley, and described a pair of pulley is fixedlyed connected with the two ends, the left and right sides of the housing of blackboard eraser respectively, realizes being slidingly connected of blackboard eraser and guide rail.
Above-mentioned automatic blackboard eraser, wherein, the length of described blackboard eraser is identical with the length of blackboard, the wide 8-10 of blackboard eraser centimetre.
Above-mentioned automatic blackboard eraser, wherein, described mounting box is the cube of hollow; The upper end of described mounting box is provided with the catch bar installing hole, and the catch bar of hydraulic pressure instrument is connected with blackboard eraser by this catch bar installing hole.
Above-mentioned automatic blackboard eraser, wherein, the front portion of described mounting box is provided with the switch installing hole, and described switch is arranged on the surface of mounting box by this switch installing hole.
Above-mentioned automatic blackboard eraser, wherein, described switch is a press button.
Above-mentioned automatic blackboard eraser, wherein, described power supply is a batteries.
The utility model automatic blackboard eraser makes it compared with prior art owing to adopted such scheme, has following advantage and good effect:
1, the utility model automatic blackboard eraser is owing to be provided with the hydraulic pressure instrument, and the catch bar of hydraulic pressure instrument can be controlled moving up and down of blackboard eraser, reaches the effect of automatic blackboard cleaning, has saved ordinary blackboard eraser wiping trouble repeatedly back and forth.
2, the utility model automatic blackboard eraser is owing to power with batteries, and energy consumption is low, can not produce danger during use.
3, the utility model automatic blackboard eraser is simple in structure, and is easy to use, and cost is low, is easy to popularization and application, especially is fit to use in the classroom.
Below; to be described further by specific embodiment; yet embodiment only is giving an example of the optional embodiment of the utility model, and its disclosed feature only is used for explanation and sets forth the technical solution of the utility model, and is not used in qualification protection domain of the present utility model.
Description of drawings
Fig. 1 is the front view of the utility model automatic blackboard eraser.
Fig. 2 is the circuit theory diagrams of the utility model automatic blackboard eraser.
The specific embodiment
According to claim of the present utility model and the disclosed content of utility model content, the technical solution of the utility model is specific as follows described.
See also shown in the accompanying drawing 1, the utility model automatic blackboard eraser comprises blackboard 1, blackboard eraser 2, pair of guide rails 3, mounting box 4 and is arranged on thrust unit 5 in the mounting box 4; Pair of guide rails 3 is divided into left rail 31 and right guide rail 32, left rail 31 and right guide rail 32 are separately positioned on the both sides that have of blackboard 1, the two ends of blackboard 1 are separately positioned in left rail 31 and the right guide rail 32, also comprise a pair of pulley 6, a pair of pulley 6 is fixedlyed connected with the two ends, the left and right sides of the housing 21 of blackboard eraser 2 respectively, realized being slidingly connected of blackboard eraser 2 and guide rail 3, mounting box 4 is arranged on blackboard 1 below, the catch bar 531 of hydraulic pressure instrument 53 is fixedlyed connected with an end of blackboard eraser 2, blackboard eraser 2 is made of housing 21 and bristle 22, bristle 22 is close to blackboard 1 and is provided with, the length of blackboard eraser 2 is identical with the length of blackboard 1, blackboard eraser 2 wide about 8-10 centimetres, mounting box 4 is cubes of hollow, the upper end of mounting box 4 is provided with catch bar installing hole (not shown), the catch bar 531 of hydraulic pressure instrument 53 is connected with blackboard eraser 2 by this catch bar installing hole (not shown), the front portion of mounting box 4 is provided with switch installing hole 41, switch 52 is arranged on the surface of mounting box 4 by this switch installing hole 41, switch 52 can adopt press button, and power supply 51 can adopt batteries.
See also shown in the accompanying drawing 2, thrust unit 5 comprises power supply 51, switch 52 and hydraulic pressure instrument 53, and the positive pole of power supply 51 is connected with an end of switch 52, and the other end of switch 52 is connected with the positive pole of hydraulic pressure instrument 53, and the negative pole of hydraulic pressure instrument 53 is connected with the negative pole of power supply 51.
The operation principle of the utility model automatic blackboard eraser is, need erase the board 1 o'clock, opens switch 52, and the circuit of thrust unit 5 is connected, and the catch bar 531 of hydraulic pressure instrument 53 upwards promotes, and blackboard eraser 2 is promoted from the bottom to top, reaches 1 the effect of erasing the board.
In sum, the utility model automatic blackboard eraser can be controlled moving up and down of blackboard eraser owing to be provided with the hydraulic pressure instrument, reaches the effect of automatic blackboard cleaning, has saved ordinary blackboard eraser wiping trouble repeatedly back and forth; The utility model is owing to power with batteries, and energy consumption is low, can not produce danger during use; The utility model is simple in structure, and is easy to use, and cost is low, is easy to popularization and application, especially is fit to use in the classroom.
Foregoing is the exemplifying of specific embodiment of the utility model automatic blackboard eraser, for the wherein not equipment of detailed description and structure, should be understood to take existing common apparatus in this area and universal method to be implemented.
Claims (8)
1. an automatic blackboard eraser comprises blackboard, it is characterized in that: also comprise blackboard eraser, pair of guide rails, mounting box and be arranged on thrust unit in the mounting box;
Described pair of guide rails is divided into left rail and right guide rail, and described left rail and right guide rail are separately positioned on the both sides that have of blackboard;
The two ends of described blackboard are separately positioned in left rail and the right guide rail, are slidingly connected with left rail and right guide rail;
Described mounting box is arranged on the blackboard below;
Described thrust unit comprises power supply, switch and hydraulic pressure instrument; The positive pole of described power supply is connected with an end of switch, and the other end of switch is connected with the positive pole of hydraulic pressure instrument, and the negative pole of hydraulic pressure instrument is connected with the negative pole of power supply;
The catch bar of described hydraulic pressure instrument is fixedlyed connected with an end of blackboard eraser.
2. automatic blackboard eraser according to claim 1 is characterized in that: described blackboard eraser is made of housing and bristle, and described bristle is close to the blackboard setting.
3. automatic blackboard eraser according to claim 1 is characterized in that: also comprise a pair of pulley, described a pair of pulley is fixedlyed connected with the two ends, the left and right sides of the housing of blackboard eraser respectively, realizes being slidingly connected of blackboard eraser and guide rail.
4. automatic blackboard eraser according to claim 1 is characterized in that: the length of described blackboard eraser is identical with the length of blackboard, the wide 8-10 of blackboard eraser centimetre.
5. automatic blackboard eraser according to claim 1 is characterized in that: described mounting box is the cube of hollow; The upper end of described mounting box is provided with the catch bar installing hole, and the catch bar of hydraulic pressure instrument is connected with blackboard eraser by this catch bar installing hole.
6. automatic blackboard eraser according to claim 1 is characterized in that: the front portion of described mounting box is provided with the switch installing hole, and described switch is arranged on the surface of mounting box by this switch installing hole.
7. automatic blackboard eraser according to claim 1 is characterized in that: described switch is a press button.
8. automatic blackboard eraser according to claim 1 is characterized in that: described power supply is a batteries.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202125114U CN201597340U (en) | 2009-12-04 | 2009-12-04 | Automatic blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202125114U CN201597340U (en) | 2009-12-04 | 2009-12-04 | Automatic blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201597340U true CN201597340U (en) | 2010-10-06 |
Family
ID=42808389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202125114U Expired - Fee Related CN201597340U (en) | 2009-12-04 | 2009-12-04 | Automatic blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201597340U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102815151A (en) * | 2012-09-24 | 2012-12-12 | 无锡商业职业技术学院 | Whiteboard eraser |
| CN106881981A (en) * | 2017-03-21 | 2017-06-23 | 张凡 | A kind of blackboard auto-erasing device |
| CN111573578A (en) * | 2020-05-14 | 2020-08-25 | 江苏格雷亚拓机械有限公司 | Stable supporting type whole vehicle chassis of high-altitude vehicle |
-
2009
- 2009-12-04 CN CN2009202125114U patent/CN201597340U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102815151A (en) * | 2012-09-24 | 2012-12-12 | 无锡商业职业技术学院 | Whiteboard eraser |
| CN106881981A (en) * | 2017-03-21 | 2017-06-23 | 张凡 | A kind of blackboard auto-erasing device |
| CN111573578A (en) * | 2020-05-14 | 2020-08-25 | 江苏格雷亚拓机械有限公司 | Stable supporting type whole vehicle chassis of high-altitude vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101006 Termination date: 20101204 |