CN202271737U - Blackboard eraser for collecting dust - Google Patents
Blackboard eraser for collecting dust Download PDFInfo
- Publication number
- CN202271737U CN202271737U CN2011203822118U CN201120382211U CN202271737U CN 202271737 U CN202271737 U CN 202271737U CN 2011203822118 U CN2011203822118 U CN 2011203822118U CN 201120382211 U CN201120382211 U CN 201120382211U CN 202271737 U CN202271737 U CN 202271737U
- Authority
- CN
- China
- Prior art keywords
- dust
- blackboard eraser
- plate face
- collecting cavity
- cavity body
- 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 discloses a blackboard eraser for collecting dust, comprising a board surface. Bristles are arranged at one side of the board surface. Air vents are arranged in the board surface. A dust storing cavity communicated with the air vents is arranged at the other side of the board surface. A movable door body for pouring out the dust in the dust storing cavity is arranged at one side of the dust storing body. A dust collector is arranged at the other side of the dust storing cavity. A shell is arranged outside the dust collector. A control switch is arranged on the shell. According to the blackboard eraser for collecting the dust disclosed by the utility model, the dust which is erased by the bristles is absorbed into the dust storing cavity through powerful attraction of the small dust collector, so that the content of the dust in air is greatly reduced and the harm of the dust to teachers is reduced.
Description
Technical field
The utility model relates to a kind of blackboard eraser, particularly a kind of dust absorption blackboard eraser.
Background technology
No matter present stage is big city or little rural area, use all be ordinary blackboard eraser, the teacher is when using the ordinary blackboard eraser blackboard wiping, a large amount of dust that can produce, dust are by in teacher's suction body, and teacher's health is caused damage.At present, there is the teacher to cause the report of PUD D because of the suction dust constantly.Though have a lot of methods to apply to blackboard eraser now or above the chalk, effect still is not so remarkable, can not reduce the main injury of dust.
The utility model content
In order to solve the problems of the technologies described above, the utility model provides a kind of dust absorption blackboard eraser.
Its technical solution is:
A kind of dust absorption blackboard eraser comprises the plate face, is provided with bristle in a side of plate face; On the plate face, offer open-work; Opposite side at the plate face is provided with the dust-collecting cavity body that is connected with open-work, is provided with the dodge gate body that is used to topple over the inner dust of dust-collecting cavity body in a side of dust-collecting cavity body, is provided with dust catcher at the opposite side of dust-collecting cavity body; Outer setting at dust catcher has shell, and shell is provided with gauge tap.
Above-mentioned open-work is evenly distributed on the edge of plate face, and it is shaped as circle.
The useful technique effect of the utility model is:
In the utility model, the powerful attraction through Small-sized suction cleaner sucks the dust-collecting cavity body with the dust that bristle wipes out, and greatly reduces the content of dust in the air, has reduced the harm of dust to the teacher.
Description of drawings
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is described further:
Fig. 1 is the side view of the utility model;
Fig. 2 is the vertical view of the utility model.
The specific embodiment
In conjunction with accompanying drawing, a kind of dust absorption blackboard eraser comprises plate face 1; Above plate face 1, be provided with bristle 2, the free end of bristle 2 stretches out plate face 1, is used for blackboard wiping; And bristle 2 is not covered with plate face 1, also offers equally distributed circular through-hole 3 in the edge of plate face 1.Below plate face 1, be provided with dust-collecting cavity body 4, dust-collecting cavity body 4 is connected with circular through-hole 3, be used to take up through circular through-hole 3 suck dust.Below dust-collecting cavity body 4, be provided with shell 5, have in the set inside of shell 5 dust is sucked the inner dust catcher of dust-collecting cavity body 4, be provided with the gauge tap 6 that the control dust catcher starts in a side of shell 5.Left side at dust-collecting cavity body 4 also is provided with the dodge gate body, when the internal gathering of dust-collecting cavity body 4 is expired dust, can open the dodge gate body, and dust is poured out.
Further, above-mentioned dust catcher is a Small-sized suction cleaner, and adopts the internal battery power supply, after battery electric quantity uses up, can shell be opened, and changes battery and gets final product.
Need to prove that under the instruction of this specification, any equivalents that those skilled in the art have done, or obvious variant all should be within the protection domains of the utility model.
Claims (2)
1. a dust absorption blackboard eraser comprises the plate face, is provided with bristle in a side of plate face; It is characterized in that: on the plate face, offer open-work; Opposite side at the plate face is provided with the dust-collecting cavity body that is connected with open-work, is provided with the dodge gate body that is used to topple over the inner dust of dust-collecting cavity body in a side of dust-collecting cavity body, is provided with dust catcher at the opposite side of dust-collecting cavity body; Outer setting at dust catcher has shell, and shell is provided with gauge tap.
2. a kind of dust absorption blackboard eraser according to claim 1 is characterized in that: said open-work is evenly distributed on the edge of plate face, and it is shaped as circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203822118U CN202271737U (en) | 2011-10-10 | 2011-10-10 | Blackboard eraser for collecting dust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203822118U CN202271737U (en) | 2011-10-10 | 2011-10-10 | Blackboard eraser for collecting dust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202271737U true CN202271737U (en) | 2012-06-13 |
Family
ID=46192121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203822118U Expired - Fee Related CN202271737U (en) | 2011-10-10 | 2011-10-10 | Blackboard eraser for collecting dust |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202271737U (en) |
-
2011
- 2011-10-10 CN CN2011203822118U patent/CN202271737U/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 | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120613 Termination date: 20121010 |