CN204055089U - Gliding style blackboard eraser - Google Patents
Gliding style blackboard eraser Download PDFInfo
- Publication number
- CN204055089U CN204055089U CN201420471874.0U CN201420471874U CN204055089U CN 204055089 U CN204055089 U CN 204055089U CN 201420471874 U CN201420471874 U CN 201420471874U CN 204055089 U CN204055089 U CN 204055089U
- Authority
- CN
- China
- Prior art keywords
- blackboard
- bristle
- blackboard eraser
- shell
- gliding style
- 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 a kind of gliding style blackboard eraser, and it is made up of shell, pulley, bristle, handle; Shell two ends are provided with square groove and axle, and upper surface is provided with handle, and lower surface is provided with bristle, and supporting blackboard divides monolithic and two block, and are above provided with groove below.The utility model is simple to operate laborsaving, saves time, and decreases chalk dust.
Description
Technical field
The utility model relates to a kind of blackboard eraser, especially a kind of gliding style blackboard eraser.
Background technology
Blackboard eraser is the requisite article of classroom and training organization, mostly is square, and primarily of bristle, shell composition, compact, can the writing that writes on the blackboard of wiping teacher, with wiping with putting, very convenient, is that teacher attends class indispensable instrument.
Classroom dust pollution is the killer of teachers and students' health, is one of chronic disease perplexing teachers and students' health for a long time, after dust enters human body, has impact in various degree to lung, respiratory tract, glasses, ear, skin etc.The course that modern student will learn is all a lot, time at school, teacher usually will say a lot of content, wiping is blackboard many times, can produce a large amount of dust in the process erased the board, and pollutes the air in classroom, harmful effect is caused to the health of teacher, front-seat classmate, and existing blackboard eraser area is little, wiping a blackboard needs for a long time, wastes a lot of time.
Utility model content
In order to overcome the deficiency of above-mentioned existing product, the purpose of this utility model is to provide a kind of gliding style blackboard eraser, and it adopts blackboard eraser shelling machine growth strip, and two ends are provided with axle, and axle is provided with pulley, and shell lower surface is provided with bristle.
The technical scheme adopted to realize the purpose of this utility model is: a kind of gliding style blackboard eraser, is characterized in that: it is made up of shell, pulley, bristle, handle; Described shell is strip, and two ends are provided with square groove and axle, and upper surface is provided with handle, and lower surface is provided with bristle, and supporting blackboard divides monolithic and two block, and is above provided with groove below.
The beneficial effects of the utility model are: simple to operate laborsaving, save time, decrease chalk dust.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is further described.
Fig. 1 is the utility model structure chart
Fig. 2 is the utility model side view
Fig. 3 is the utility model top view
Fig. 4 is that the utility model is contained in structure chart on monolithic blackboard
Fig. 5 is that the utility model is contained in structure chart on two pieces of blackboards
1-shell, 2-pulley, 3-bristle, 4-handle in figure.
Detailed description of the invention
In the first embodiment shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, a kind of gliding style blackboard eraser, is characterized in that: it is made up of shell, pulley, bristle, handle; Described shell is strip, and two ends are provided with square groove and axle, and upper surface is provided with handle, and lower surface is provided with bristle, and supporting blackboard divides monolithic and two block, and is above provided with groove below.
In the second embodiment shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, described shell is used for fixing bristle, conveniently utilizes bristle to erase the board; Described pulley is fixed on the axle at shell two ends, and is embedded in groove following on monolithic blackboard or two block blackboard, the slip that Convenient blackboard is wiped, and cleans off a blackboard; Described bristle tiling is fixed on whole outer casing bottom, is used for erasing the board; Described handle conveniently holds blackboard eraser, and Sliding blackboard is wiped.
When using the utility model, when needing to erase the board, for monolithic blackboard, grasp blackboard eraser handle, wipe towards a direction Sliding blackboard and just can clean off a blackboard very soon; For two block blackboard, when needing to wipe any block blackboard, blackboard eraser is stuck on corresponding blackboard and can be erased the board.
Claims (3)
1. a gliding style blackboard eraser, is characterized in that: it is made up of shell, pulley, bristle, handle; Described shell is strip, and two ends are provided with square groove and axle, and upper surface is provided with handle, and lower surface is provided with bristle, and supporting blackboard divides monolithic and two block, and is above provided with groove below.
2. gliding style blackboard eraser according to claim 1, is characterized in that: described pulley is fixed on the axle at shell two ends, and is embedded in groove following on monolithic blackboard or two block blackboard.
3. gliding style blackboard eraser according to claim 1, is characterized in that: described bristle tiling is fixed on whole outer casing bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420471874.0U CN204055089U (en) | 2014-08-20 | 2014-08-20 | Gliding style blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420471874.0U CN204055089U (en) | 2014-08-20 | 2014-08-20 | Gliding style blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204055089U true CN204055089U (en) | 2014-12-31 |
Family
ID=52196664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420471874.0U Expired - Fee Related CN204055089U (en) | 2014-08-20 | 2014-08-20 | Gliding style blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204055089U (en) |
-
2014
- 2014-08-20 CN CN201420471874.0U patent/CN204055089U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20160820 |