CN201272163Y - Simple surface changing blackboard eraser - Google Patents
Simple surface changing blackboard eraser Download PDFInfo
- Publication number
- CN201272163Y CN201272163Y CNU2008200770035U CN200820077003U CN201272163Y CN 201272163 Y CN201272163 Y CN 201272163Y CN U2008200770035 U CNU2008200770035 U CN U2008200770035U CN 200820077003 U CN200820077003 U CN 200820077003U CN 201272163 Y CN201272163 Y CN 201272163Y
- Authority
- CN
- China
- Prior art keywords
- blackboard eraser
- wiping cloth
- plate body
- cloth
- cleaning wiping
- 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
Links
Images
Landscapes
- Cleaning Implements For Floors, Carpets, Furniture, Walls, And The Like (AREA)
Abstract
The utility model relates to a blackboard eraser with changeable surface. Old clothes or rags serve as the wiping cloth; a metal clip is used to bind the wiping cloth in a groove of a wooden oval part, and the user can use the blackboard only by holding a wooden square part. The cloth can be replaced by loosening a screw on the metal clip after being worn.
Description
Affiliated technical field
The utility model relates to the device of a kind of blackboard wiping, blank writing.Especially can make things convenient for to such an extent that change wiping surface.
Background technology
At present, the wiping surface of ordinary blackboard eraser all is to be made and be bonded on the plate body by flannelette, felt, in case wiping surface may wear to a certain degree, although plate body is intact, also have to abandon, and has wasted material.
Also by the blackboard eraser of many outstanding replaceable wiping surfaces, but all need the wiping surface that producer specializes in or oneself make to have certain difficulty.Thereby popularization is subjected to resistance.
Summary of the invention
Wipe the wiping surface making or change complicated problems in order to solve old-fashioned blackboard eraser waste material and part new blackboard.The utility model provides a kind of blackboard eraser that can be convenient for changing wiping surface.
The technical scheme that its technical problem that solves the utility model adopts is: duds thing or cloth waste as cleaning wiping cloth, are fixed in the oval part of a wooden unit with metal clip, and hand-held wooden unit projected square part can be used.The screw that unclamps after the cloth grinding abrasion on the metal clip is replaceable cleaning wiping cloth.
The beneficial effects of the utility model are: 1, wiping surface frayed after, replace with waste and old clothing, cloth, have favorable economic benefit.2, change wiper succinctly, conveniently.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the vertical section structural map.
Fig. 2 is the front structural map.
But Fig. 3 is the endless metal folder of degree of tightness.
1. plate body portion of the handle in the drawings, 2. plate body covers the cleaning wiping cloth part.3. the groove on the plate body.4. but the endless metal of degree of tightness presss from both sides.
The specific embodiment
The sizeable cotton of cutting overlays on plate body and covers cleaning wiping cloth part (2), and restrainting in plate body groove (3) around the cotton, tighten the screws can use with annular metal folder (4).
After the cleaning wiping cloth wearing and tearing, turning on the annular metal folder is replaceable cleaning wiping cloth.
Claims (3)
1, a kind of interchangeable blackboard eraser partly is made of hand-held plate body part and removable wiping surface, it is characterized in that: plate body covers cleaning wiping cloth part (2) fluted (3) all around, with endless metal folder (4) bundle around the cleaning wiping cloth in groove.
2. interchangeable blackboard eraser according to claim 1 is characterized in that: plate body is divided into portion of the handle (1) and covers cleaning wiping cloth part (2).
3. interchangeable blackboard eraser according to claim 1 is characterized in that: cover cleaning wiping cloth part (2) fluted (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200770035U CN201272163Y (en) | 2008-04-16 | 2008-04-16 | Simple surface changing blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200770035U CN201272163Y (en) | 2008-04-16 | 2008-04-16 | Simple surface changing blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201272163Y true CN201272163Y (en) | 2009-07-15 |
Family
ID=40882515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200770035U Expired - Fee Related CN201272163Y (en) | 2008-04-16 | 2008-04-16 | Simple surface changing blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201272163Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102294925A (en) * | 2010-06-25 | 2011-12-28 | 任秀英 | Novel blackboard eraser |
-
2008
- 2008-04-16 CN CNU2008200770035U patent/CN201272163Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102294925A (en) * | 2010-06-25 | 2011-12-28 | 任秀英 | Novel blackboard eraser |
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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: 20090715 Termination date: 20100416 |