CN202828522U - Device for placing blackboard eraser - Google Patents
Device for placing blackboard eraser Download PDFInfo
- Publication number
- CN202828522U CN202828522U CN 201220368685 CN201220368685U CN202828522U CN 202828522 U CN202828522 U CN 202828522U CN 201220368685 CN201220368685 CN 201220368685 CN 201220368685 U CN201220368685 U CN 201220368685U CN 202828522 U CN202828522 U CN 202828522U
- Authority
- CN
- China
- Prior art keywords
- box body
- filtering net
- blackboard eraser
- placing
- box
- 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 provides a device for placing a blackboard eraser, and belongs to the field of auxiliary teaching appliances. The device comprises a box body and a pull box, wherein the pull box provided with a handle is arranged in the box body, and connected with the box body in a sliding manner; a filtering net is arranged at the upper end of the box body; a placing frame is arranged above the filtering net; the lower part of the placing frame is arranged on the box body, and connected with the box body in a sliding manner; a funnel-shaped placing groove is formed on the placing frame; and the lower part of the placing groove is communicated with the box body by the filtering net. Compared with the prior art, the device has the characteristics that the device is reasonable in design, simple in structure, and convenient to use, and dust pollution is avoided.
Description
Technical field
The utility model relates to a kind of teaching appurtenance, specifically a kind of blackboard eraser apparatus for placing.
Background technology
Blackboard eraser is article the most commonly used in the teaching, all need to remove by blackboard eraser in the content of blackboard with chalk-writing, but blackboard eraser is when wiping blackboard, generally all is directly to be placed under the blackboard along upper or be placed on the lectern.Because blackboard eraser has been stained with chalk dust after using, careless placement easily causes pollution, causes classroom environment relatively poor; Also can affect further use when chalk dust is more, when blackboard eraser was cleared up, scale removal process equally also can impact surrounding environment, had also endangered the healthy of people simultaneously.
Summary of the invention
Technical assignment of the present utility model is for the deficiencies in the prior art, and a kind of blackboard eraser apparatus for placing reasonable in design, simple in structure is provided.
The technical scheme that its technical matters that solves the utility model adopts is:
A kind of blackboard eraser apparatus for placing, comprise box body and drawing box, arrange that handled drawing box is arranged in the box body and with its sliding block joint, described box body upper end is provided with filtering net, the filtering net top is provided with rack, the rack bottom be arranged on the box body and with its sliding block joint, be provided with the funnel-form standing groove on the rack, the standing groove bottom is connected with box body by filtering net.
A kind of blackboard eraser apparatus for placing, its standing groove length is less than filtering net length.
A kind of blackboard eraser apparatus for placing, its drawing box size matches with the filtering net size.
Blackboard eraser apparatus for placing of the present utility model compared with prior art, the beneficial effect that produces is:
The utlity model has the characteristics such as reasonable in design, simple in structure, easy to use, function admirable, practicality, operate comparatively simply, use cost is low, need not to expend the energy, can allow chalk dust directly fall in the drawing box, avoid the dust pollution surrounding environment, guarantee carrying out smoothly of teaching.
Description of drawings
Accompanying drawing 1 is structural representation of the present utility model.
Among the figure: 1, rack, 2, standing groove, 3, filtering net, 4, drawing box, 5, handle, 6, box body.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described in detail below.
As shown in drawings, the utility model of the present utility model, its structure comprises box body 6 and drawing box 4, the drawing box 4 that is provided with handle 5 be arranged in the box body 6 and with its sliding block joint, described box body 6 upper ends are provided with filtering net 3, filtering net 3 tops are provided with rack 1, rack 1 bottom be arranged on the box body 6 and with its sliding block joint, be provided with funnel-form standing groove 2 on the rack 1, standing groove 2 bottoms are connected with box body 6 by filtering net 3, and standing groove 2 length are less than filtering net 3 length.Drawing box 4 sizes match with filtering net 3 sizes.
Can in drawing box, add some clear water, then put in the box body.Blackboard eraser after finishing using can be placed directly in the standing groove.The funnel-form standing groove had both increased outside chalk dust and had dropped into the interior probability of box body, and the chalk dust on the chalkboard eraser is better dropped in the drawing box.Be adsorbed on chalk dust on the blackboard eraser for those, blackboard eraser is pressed into the standing groove bottom, allow the hairbrush of blackboard eraser fully contact with filtering net, then a hand is pinned box body, the another hand slidably reciprocates at box body by rack by tight blackboard eraser, and box body be wiped and be fallen into to filtering net just can with the dust on the chalkboard eraser.Treat the interior chalk ash collection of drawing box to a certain extent, its taking-up can be outwelled, again add again clear water.
Its processing and fabricating of the utility model of the present utility model is simple and convenient, and processing and fabricating gets final product shown in the by specification accompanying drawing.
Except the described technical characterictic of specification sheets, be those skilled in the art's known technology.
Claims (3)
1. blackboard eraser apparatus for placing, comprise box body and drawing box, arrange that handled drawing box is arranged in the box body and with its sliding block joint, it is characterized in that described box body upper end is provided with filtering net, the filtering net top is provided with rack, the rack bottom be arranged on the box body and with its sliding block joint, be provided with the funnel-form standing groove on the rack, the standing groove bottom is connected with box body by filtering net.
2. a kind of blackboard eraser apparatus for placing according to claim 1 is characterized in that standing groove length is less than filtering net length.
3. a kind of blackboard eraser apparatus for placing according to claim 1 is characterized in that the drawing box size matches with the filtering net size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220368685 CN202828522U (en) | 2012-07-27 | 2012-07-27 | Device for placing blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220368685 CN202828522U (en) | 2012-07-27 | 2012-07-27 | Device for placing blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202828522U true CN202828522U (en) | 2013-03-27 |
Family
ID=47940284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220368685 Expired - Fee Related CN202828522U (en) | 2012-07-27 | 2012-07-27 | Device for placing blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202828522U (en) |
-
2012
- 2012-07-27 CN CN 201220368685 patent/CN202828522U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130327 Termination date: 20150727 |
|
| EXPY | Termination of patent right or utility model |