CN2523615Y - Blackboard erasers - Google Patents
Blackboard erasers Download PDFInfo
- Publication number
- CN2523615Y CN2523615Y CN 01277379 CN01277379U CN2523615Y CN 2523615 Y CN2523615 Y CN 2523615Y CN 01277379 CN01277379 CN 01277379 CN 01277379 U CN01277379 U CN 01277379U CN 2523615 Y CN2523615 Y CN 2523615Y
- Authority
- CN
- China
- Prior art keywords
- wiping
- shell body
- utility
- model
- housing
- 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 relates to the technical field of a cleaning device of a blackboard, which is formed by the combination of a wiping shell body and a wiping felt, wherein, the wiping shell body is a whole structure made of plastic, the top of the wiping shell body forms a hand holding handle; the front part of the wiping shell body is made to raise upwards and the back part and the left and right sides thereof are made to take the shape of a skirt to inflex outwards and downwards. When the utility model is used, the chalk powder falls down along the skirt side of the wiping shell body, which can not dirt the hands of the users and ensure the cleanness of the users and the utility model has simple structure convinient production.
Description
Invention field
The utility model relates to the cleaning device technical field of blackboard.
Technical background
Traditional normal blackboard is wiped by simply wiping housing and wiping the felt be combined into, the teacher is in the writing on the blackboard process, though usefulness is dust-free chalk, but make the full hand all to be chalk dust because of wiping blackboard, fly upward problem for solving dust, China's utility model patent once proposed a kind of " Blackboard eraser ", and (patent No.: CN86206556U), it is to fence up with enclosing cloth around the Blackboard eraser, form enclosure space, chalk dust deposits in the groove in the brush during use, stops it outwards to fly upward, and difficulty is very big but this patent working gets up, it is too hard to enclose cloth, it is inoperative then to wipe felt, too soft, encloses cloth and has become rag, wipe with wiping felt, do not play dustproof effect.
Summary of the invention
The purpose of this utility model is for overcoming the deficiency of prior art, provide a kind of simple in structure, easily manufactured, can keeping using the Blackboard eraser of staff cleaning.
The purpose of this utility model is achieved in that a kind of Blackboard eraser, and by wiping housing and wiping the felt be combined into, the said housing of wiping is an overall structure, by plastic production, its top becomes a handle, and the front portion of wiping housing makes tilts upward, and the rear portion and the left and right sides make outwards deflection downwards of skirt-type.
Owing to adopted technique scheme, during use, wipe following chalk dust edge and wipe in the housing shirt rim and fall, can dirt and the end user on hand, kept user's cleaning, and simple in structure, easily manufactured.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further described.
Accompanying drawing 1 is the structural representation of the utility model embodiment.
Accompanying drawing 2 is the structural representation of the another kind of embodiment of the utility model.
Accompanying drawing 3 is the structural representation of another embodiment of the utility model.
Among the figure: 1, handle 2, wipe upwarping of housing anterior 3, wipe the housing side outwards downwards flexed portion 4, wipe the housing back outwards downwards flexed portion 5, wipe felt 6, screw
The specific embodiment
Embodiment 2, shown in accompanying drawing 2 and 3, a kind of Blackboard eraser of the present utility model, by wiping housing and wiping felt (5) be combined into, the said housing of wiping is an overall structure, by making such as plastics, its top becomes a handle (1), and the front portion of wiping housing makes tilt upward (2), and the rear portion and the left and right sides make outwards deflection (4,3) downwards of skirt-type, handle (1) is provided with screw (6), can connect to add long handle.
Claims (2)
1, a kind of Blackboard eraser, by wiping housing and wiping felt (5) be combined into, it is characterized in that: the said housing of wiping is an overall structure, by plastic production, its top becomes a handle (1), the front portion of wiping housing makes tilt upward (2), and the rear portion and the left and right sides make outwards deflection (4,3) downwards of skirt-type.
2, a kind of Blackboard eraser according to claim 1 is characterized in that: said handle (1) is provided with screw (6), can connect to add long handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01277379 CN2523615Y (en) | 2001-12-19 | 2001-12-19 | Blackboard erasers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01277379 CN2523615Y (en) | 2001-12-19 | 2001-12-19 | Blackboard erasers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2523615Y true CN2523615Y (en) | 2002-12-04 |
Family
ID=33681163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01277379 Expired - Fee Related CN2523615Y (en) | 2001-12-19 | 2001-12-19 | Blackboard erasers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2523615Y (en) |
-
2001
- 2001-12-19 CN CN 01277379 patent/CN2523615Y/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 | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |