CN202911405U - Ash-absorbing type blackboard eraser - Google Patents
Ash-absorbing type blackboard eraser Download PDFInfo
- Publication number
- CN202911405U CN202911405U CN 201220610469 CN201220610469U CN202911405U CN 202911405 U CN202911405 U CN 202911405U CN 201220610469 CN201220610469 CN 201220610469 CN 201220610469 U CN201220610469 U CN 201220610469U CN 202911405 U CN202911405 U CN 202911405U
- Authority
- CN
- China
- Prior art keywords
- ash
- box body
- blackboard eraser
- type blackboard
- dust
- 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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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model discloses an ash-absorbing type blackboard eraser. The ash-absorbing type blackboard eraser is characterized by comprising a box body a hollow inner portion, a brush is fixed on the bottom portion of the box body, an ash-absorbing device is arranged in the box body, an ash outlet is arranged on the lower end of the box body, and an ash opening lid which the size corresponds to the ash outlet is further arranged on the ash outlet. The ash-absorbing type blackboard eraser can storage and uniformly process chalk ash, the fitness of both teachers and students can not be affected by dust pervasion in the process of cleaning the blackboard and play a role in health of the teachers and students.
Description
Technical field
The utility model relates to the teaching appliance field, and specifically design relates to a kind of
Dust-suction type blackboard eraser
Background technology
As everyone knows, blackboard eraser is a kind of in the teaching aid, be a teacher blackboard submit a written statement to a higher authority write finish after, can write again after need wiping writing by blackboard eraser, blackboard eraser commonly used is normally done shell by an iron sheet at present, and waste and old cotton making herbs into wool hair is contained in the iron sheet outer casing the inside and makes the effect that only erases the board, and chalk dust can wave everywhere when erasing the board, and is unfavorable for very much health.And traditional blackboard eraser is easy to bad, is not durable, and the blackboard eraser that short several time-of-weeks need to more renew has for a long time increased instruction cost virtually.
The utility model content
The utility model is a kind of in this proposition
Dust-suction type blackboard eraser, when erasing the board, can absorb, store the chalk dust that produces and unified the processing, not can because of
WipeBlackboard process dust fills the air and affects the healthy of teachers and students.
The utility model is to realize like this, construct a kind of dust-suction type blackboard eraser, it is characterized in that: comprise that an inside is hollow box body, box body is fixed with bristle on the bottom, be provided with one in the box body and inhale apparatus for ash, the lower end of box body is provided with ash hole, also is provided with the grey lid corresponding with the ash hole size on the described ash hole.
According to a kind of dust-suction type blackboard eraser described in the utility model, it is characterized in that: described ash hole is square or circular, and described grey lid is movably arranged on the ash hole place.
According to a kind of dust-suction type blackboard eraser described in the utility model, it is characterized in that: described suction apparatus for ash forms by inhaling grey blower fan and flabellum, inhales grey blower fan and fixes by support bar, and flabellum is arranged on inhales grey fan shaft end.
The utility model has the advantage of: described in the utility model a kind of
Dust-suction type blackboard eraser, when erasing the board, can absorb, store the chalk dust that produces and unified the processing, not can because of
WipeBlackboard process dust fills the air and affects the healthy of teachers and students, and teachers and students' health is played a role.
Description of drawings
Fig. 1 is the utility model structural representation
Among the figure: 101, box body, 102, bristle, 103, inhale apparatus for ash, 103a, inhale grey blower fan, 103b, flabellum, 104, ash hole, 105, grey lid, 106, support bar.
The specific embodiment
Make a detailed description below in conjunction with 1 pair of the utility model of accompanying drawing:
The problem that exists in order to overcome existing blackboard eraser, the utility model provides a kind of dust-suction type blackboard eraser by improvement, as shown in Figure 1; Comprise that an inside is hollow box body 101, being fixed with bristle 102(bristle 102 on box body 101 bottoms can be the cloth that dry goods was knitted or spun to cotton), be provided with one in the box body 101 and inhale apparatus for ash 103, the lower end of box body 101 is provided with ash hole 104, also is provided with the grey lid 105 corresponding with ash hole 104 sizes on the described ash hole 104.Described ash hole 104 can be for square or circular, and described grey lid 105 is movably arranged on ash hole 104 places.Described suction apparatus for ash 103 forms by inhaling grey blower fan 103a and flabellum 103b, inhales grey blower fan 103a fixing by support bar 106, and flabellum 103b is arranged on and inhales grey blower fan 103a rotating shaft end.In the utility model, box body 101 can be for square or circular, box body 101 interior can being provided with for the power supply of inhaling grey blower fan 103a running, box body 101 also can be collected and store chalk dust simultaneously as the main body of blackboard eraser when erasing the board, in the process that erases the board, bristle 102 and blackboard surface brushing, chalk writing is removed, open simultaneously and inhale apparatus for ash 103, under airflow function, institute's wiping chalk ash is sucked hollow box body 101, when being filled box body 101, open grey lid 105, by ash hole 104 chalk dust is poured out.Ash hole 104 is positioned at the lower end of box body 101, as long as its benefit is to open grey lid 105, can quickly and easily interior dust be poured out.
Claims (3)
1. dust-suction type blackboard eraser, it is characterized in that: comprise that an inside is hollow box body (101), box body (101) is fixed with bristle (102) on the bottom, be provided with one in the box body (101) and inhale apparatus for ash (103), the lower end of box body (101) is provided with ash hole (104), also is provided with the grey lid (105) corresponding with ash hole (104) size on the described ash hole (104).
2. a kind of dust-suction type blackboard eraser according to claim 1 is characterized in that: described ash hole (104) is for square or circular, and described grey lid (105) is movably arranged on ash hole (104) and locates.
3. a kind of dust-suction type blackboard eraser according to claim 1, it is characterized in that: described suction apparatus for ash (103) forms by inhaling grey blower fan (103a) and flabellum (103b), inhale grey blower fan (103a) fixing by support bar (106), flabellum (103b) is arranged on inhales grey blower fan (103a) rotating shaft end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220610469 CN202911405U (en) | 2012-11-19 | 2012-11-19 | Ash-absorbing type blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220610469 CN202911405U (en) | 2012-11-19 | 2012-11-19 | Ash-absorbing type blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202911405U true CN202911405U (en) | 2013-05-01 |
Family
ID=48159743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220610469 Expired - Fee Related CN202911405U (en) | 2012-11-19 | 2012-11-19 | Ash-absorbing type blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202911405U (en) |
-
2012
- 2012-11-19 CN CN 201220610469 patent/CN202911405U/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: 20130501 Termination date: 20131119 |