CN201833777U - Novel blackboard eraser - Google Patents
Novel blackboard eraser Download PDFInfo
- Publication number
- CN201833777U CN201833777U CN2010205812879U CN201020581287U CN201833777U CN 201833777 U CN201833777 U CN 201833777U CN 2010205812879 U CN2010205812879 U CN 2010205812879U CN 201020581287 U CN201020581287 U CN 201020581287U CN 201833777 U CN201833777 U CN 201833777U
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- CN
- China
- Prior art keywords
- blackboard
- blackboard eraser
- eraser
- spring
- elevating
- 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 a novel blackboard eraser, which comprises an elevating blackboard eraser arranged at the top end of a blackboard, wherein a sponge is arranged in the elevating blackboard eraser, the two ends of the elevating blackboard eraser are respectively connected with one end of a spring, the spring is respectively arranged at the two sides of the blackboard, and the other end of the spring is fixedly connected with the blackboard; and pull rings are respectively arranged at the two ends of the elevating blackboard eraser. When writings on the blackboard need to be erased, a student can use the pull rings to pull down the elevating blackboard eraser, the sponge rubs the blackboard during the pulling-down process, so as to erase the writings on the blackboard, and the length of the elevating blackboard eraser is approximately equivalent to that of the blackboard, therefore, the writings on the whole blackboard can be erased by pulling the two pull rings simultaneously. The novel blackboard eraser has the advantages of simple structure and practical, convenient and quick use.
Description
Technical field
The utility model relates to a kind of novel blackboard eraser.
Background technology
Present blackboard need be wiped with a little the font with on the blackboard of blackboard eraser, wastes time and energy.
The utility model content
For remedying the deficiencies in the prior art, the utility model provides a kind of novel blackboard eraser that can wipe writing fast.
For achieving the above object, the utility model adopts following technical scheme:
A kind of novel blackboard eraser, it comprises the liftable blackboard eraser that is located at the blackboard top, is provided with sponge in the liftable blackboard eraser, and the two ends of liftable blackboard eraser are connected with an end of spring respectively, and spring is located at the both sides of blackboard respectively, and the other end and the blackboard of spring are connected; The two ends of liftable blackboard eraser also are respectively equipped with draw ring.
The length of described liftable blackboard eraser is more than or equal to the length of blackboard.
Beneficial effect: when blackboard need be wiped, the student can utilize draw ring that the liftable blackboard eraser is pulled down, sponge and blackboard rub in the process that pulls down, writing on the blackboard can be wiped, because the length of liftable blackboard eraser is suitable with the length of blackboard, so spur two draw rings simultaneously, the writing on the whole blackboard can be wiped.The utility model is simple in structure, and is practical and convenient, quick.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
1 blackboard wherein, 2 liftable blackboard erasers, 3 sponges, 4 springs, 5 draw rings.
The specific embodiment
The utility model is described in further detail below in conjunction with drawings and Examples:
As shown in Figure 1, a kind of novel blackboard eraser, it comprises the liftable blackboard eraser 2 that is located at blackboard 1 top, be provided with sponge 3 in the liftable blackboard eraser 2, the two ends of liftable blackboard eraser 2 are connected with an end of spring 4 respectively, and spring 4 is located at the both sides of blackboard 1 respectively, and the other end of spring 4 and blackboard 1 are connected; The two ends of liftable blackboard eraser 2 also are respectively equipped with draw ring 5.The length of described liftable blackboard eraser 2 is more than or equal to the length of blackboard 1.
When blackboard 1 need be wiped, the student can utilize draw ring 5 that liftable blackboard eraser 2 is pulled down, sponge 3 rubs with blackboard 1 in the process that pulls down, writing on the blackboard 1 can be wiped, because the length of the length of liftable blackboard eraser 2 and blackboard 1 is suitable, so spur two draw rings 5 simultaneously, the writing on the whole blackboard 1 can be wiped.When draw ring 5 was unclamped, liftable blackboard eraser 2 was by the spring 4 original position of rebounding.The utility model is simple in structure, and is practical and convenient, quick.
Claims (2)
1. a novel blackboard eraser is characterized in that, it comprises the liftable blackboard eraser that is located at the blackboard top, be provided with sponge in the liftable blackboard eraser, the two ends of liftable blackboard eraser are connected with an end of spring respectively, and spring is located at the both sides of blackboard respectively, and the other end and the blackboard of spring are connected; The two ends of liftable blackboard eraser also are respectively equipped with draw ring.
2. a kind of novel blackboard eraser as claimed in claim 1 is characterized in that the length of described liftable blackboard eraser is more than or equal to the length of blackboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205812879U CN201833777U (en) | 2010-10-28 | 2010-10-28 | Novel blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205812879U CN201833777U (en) | 2010-10-28 | 2010-10-28 | Novel blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201833777U true CN201833777U (en) | 2011-05-18 |
Family
ID=44003874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205812879U Expired - Fee Related CN201833777U (en) | 2010-10-28 | 2010-10-28 | Novel blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201833777U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102555610A (en) * | 2012-01-09 | 2012-07-11 | 嘉兴市先超塑胶制品有限公司 | Magnetic writing board |
| CN104589859A (en) * | 2015-01-22 | 2015-05-06 | 张运 | Multifunctional blackboard |
-
2010
- 2010-10-28 CN CN2010205812879U patent/CN201833777U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102555610A (en) * | 2012-01-09 | 2012-07-11 | 嘉兴市先超塑胶制品有限公司 | Magnetic writing board |
| CN104589859A (en) * | 2015-01-22 | 2015-05-06 | 张运 | Multifunctional blackboard |
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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: 20110518 Termination date: 20111028 |