CN204383019U - A kind of multifunctional blackboard eraser - Google Patents
A kind of multifunctional blackboard eraser Download PDFInfo
- Publication number
- CN204383019U CN204383019U CN201420746169.7U CN201420746169U CN204383019U CN 204383019 U CN204383019 U CN 204383019U CN 201420746169 U CN201420746169 U CN 201420746169U CN 204383019 U CN204383019 U CN 204383019U
- Authority
- CN
- China
- Prior art keywords
- blackboard eraser
- upper strata
- lower floor
- blower fan
- air suction
- 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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Abstract
The utility model discloses a kind of multifunctional blackboard eraser, comprise blackboard eraser upper strata, magnet, dust suction switch, banister brush, blackboard eraser lower floor, shrinkage pool groove, handle, air suction opening, flexible stick and without leaf blower fan.It is characterized in that: the utility model is divided into two-layer, described blackboard eraser upper strata is arranged at above blackboard eraser lower floor, upper end, described blackboard eraser upper strata is provided with magnet, side, blackboard eraser upper strata is provided with without leaf blower fan, describedly be provided with dust suction switch without above leaf blower fan, dust suction switch and side, blackboard eraser upper strata are mutually permanently connected; Described blackboard eraser lower floor side is provided with shrinkage pool groove, blackboard eraser lower floor lower end is provided with air suction opening, banister brush is provided with below air suction opening, described flexible stick can insert in shrinkage pool groove, flexible stick one end is provided with handle, be mainly used in the children of primary grades, avoid when children erase the board because height reaches the inconvenience of blackboard not.The utility model have structure simple, facilitate convenient, that result of use is good advantage.
Description
Technical field
The utility model relates to teaching aid field, particularly relates to a kind of multifunctional blackboard eraser.
Background technology
Blackboard eraser is used to the specific purpose tool erased the board, it can be easy to the chalk wiped on blackboard and scribble, blackboard can be reused, school is the place using blackboard eraser maximum, other local propaganda boards, some training organizations etc. as enterprise also can use blackboard, and use the place of blackboard always to can't do without the shadow of blackboard eraser.At present, the chalk mainly using blackboard eraser to come on erasing blackboard by people during clean blackboard is scribbled, and it is time-consuming that at this moment wiping gets up to compare effort, and chalk dust is easily drawn onto in body, can damage healthy; In addition, blackboard eraser generally can be placed on dais, easy loss is also not easy to find sometimes, when needing to erase the board, often wastes the much time because looking for blackboard eraser current, the blackboard eraser of teaching is felt formula mostly, during use, the chalk dust under wiping flies upward everywhere, and its shortcoming is, one is cause environmental pollution, and two is cause certain injury to the healthy of teachers and students.
Utility model content
Technical problem to be solved in the utility model is for above-mentioned the deficiencies in the prior art, provide a kind of multifunctional blackboard eraser, the utility model is mainly used in the children of primary grades, avoids when children erase the board because height reaches the inconvenience of blackboard not.The utility model have structure simple, facilitate convenient, that result of use is good advantage.
The technical solution of the utility model is: the utility model discloses a kind of multifunctional blackboard eraser, comprise blackboard eraser upper strata, magnet, dust suction switch, banister brush, blackboard eraser lower floor, shrinkage pool groove, handle, air suction opening, flexible stick and without leaf blower fan, it is characterized in that: the utility model is divided into two-layer, described blackboard eraser upper strata is arranged at above blackboard eraser lower floor, upper end, described blackboard eraser upper strata is provided with magnet, side, blackboard eraser upper strata is provided with without leaf blower fan, describedly be provided with dust suction switch without above leaf blower fan, dust suction switch and side, blackboard eraser upper strata are mutually permanently connected; Described blackboard eraser lower floor side is provided with shrinkage pool groove, and blackboard eraser lower floor lower end is provided with air suction opening, is provided with banister brush below air suction opening, and described flexible stick can insert in shrinkage pool groove, and flexible stick one end is provided with handle.
Further, described blackboard eraser is divided into two-layer, and the shape of blackboard eraser is rectangle.
Further, described blackboard eraser lower floor lower end is provided with at least one air suction opening.
The beneficial effects of the utility model are: a kind of multifunctional blackboard eraser, comprise blackboard eraser upper strata, magnet, dust suction switch, banister brush, blackboard eraser lower floor, shrinkage pool groove, handle, air suction opening, flexible stick and without leaf blower fan.It is characterized in that: the utility model is divided into two-layer, described blackboard eraser upper strata is arranged at above blackboard eraser lower floor, and upper end, described blackboard eraser upper strata is provided with magnet, and magnet can be tied with blackboard, is fixed, and conveniently takes at any time.Side, blackboard eraser upper strata is provided with without leaf blower fan, is describedly provided with dust suction switch without above leaf blower fan, presses lower dust suction switch when erasing the board, and sucks dust in blackboard eraser lower floor without leaf blower fan by air suction opening.Dust suction switch and side, blackboard eraser upper strata are mutually permanently connected; Described blackboard eraser lower floor side is provided with shrinkage pool groove, blackboard eraser lower floor lower end is provided with air suction opening, banister brush is provided with below air suction opening, described flexible stick can insert in shrinkage pool groove, flexible stick one end is provided with handle, be mainly used in the children of primary grades, avoid when children erase the board because height reaches the inconvenience of blackboard not.The utility model have structure simple, facilitate convenient, that result of use is good advantage.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Wherein: 1, blackboard eraser upper strata 2, magnet 3, dust suction switch
4, banister brush 5, blackboard eraser lower floor 6, shrinkage pool groove
7, handle 8, air suction opening 9, flexible stick
10, without leaf blower fan
Detailed description of the invention
Below in conjunction with accompanying drawing, brief description is made to detailed description of the invention of the present utility model.
As shown in Figure 1, a kind of multifunctional blackboard eraser, comprise blackboard eraser upper strata 1, magnet 2, dust suction switch 3, banister brush 4, blackboard eraser lower floor 5, shrinkage pool groove 6, handle 7, air suction opening 8, flexible stick 9 with without leaf blower fan 10, it is characterized in that: the utility model is divided into two-layer, described blackboard eraser upper strata 1 is arranged at above blackboard eraser lower floor 5, upper end, described blackboard eraser upper strata 1 is provided with magnet 2, side, blackboard eraser upper strata is provided with without leaf blower fan 10, describedly be provided with dust suction switch 3 without above leaf blower fan 10, dust suction switch 3 and side, blackboard eraser upper strata 1 are mutually permanently connected; Described blackboard eraser lower floor 5 side is provided with shrinkage pool groove 6, blackboard eraser lower floor 5 lower end is provided with air suction opening 8, banister brush 4 is provided with below air suction opening 8, described flexible stick 9 can insert in shrinkage pool groove 6, flexible stick 9 one end is provided with handle 7, pressing lower dust suction switch 3 when erasing the board, sucking dust in blackboard eraser lower floor 5 without leaf blower fan 10 by air suction opening 8.
Above embodiment, only in order to the technical solution of the utility model to be described, can not limit scope of the present utility model with this; To the amendment that the technical scheme described in foregoing embodiments is carried out, or to the equivalent replacement that wherein portion of techniques feature is carried out, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the utility model, all should still belong in scope that the utility model patent contains.
Claims (3)
1. a multifunctional blackboard eraser, comprise blackboard eraser upper strata, magnet, dust suction switch, banister brush, blackboard eraser lower floor, shrinkage pool groove, handle, air suction opening, flexible stick and without leaf blower fan, it is characterized in that: the utility model is divided into two-layer, described blackboard eraser upper strata is arranged at above blackboard eraser lower floor, upper end, described blackboard eraser upper strata is provided with magnet, side, blackboard eraser upper strata is provided with without leaf blower fan, is describedly provided with dust suction switch without above leaf blower fan, and dust suction switch and side, blackboard eraser upper strata are mutually permanently connected; Described blackboard eraser lower floor side is provided with shrinkage pool groove, and blackboard eraser lower floor lower end is provided with air suction opening, is provided with banister brush below air suction opening, and described flexible stick can insert in shrinkage pool groove, and flexible stick one end is provided with handle.
2. according to a kind of multifunctional blackboard eraser described in claim 1, it is characterized in that: described blackboard eraser is divided into two-layer, the shape of blackboard eraser is rectangle.
3. according to a kind of multifunctional blackboard eraser described in claim 1, it is characterized in that: described blackboard eraser lower floor lower end is provided with at least one air suction opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420746169.7U CN204383019U (en) | 2014-12-02 | 2014-12-02 | A kind of multifunctional blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420746169.7U CN204383019U (en) | 2014-12-02 | 2014-12-02 | A kind of multifunctional blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204383019U true CN204383019U (en) | 2015-06-10 |
Family
ID=53355768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420746169.7U Expired - Fee Related CN204383019U (en) | 2014-12-02 | 2014-12-02 | A kind of multifunctional blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204383019U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107599689A (en) * | 2017-08-31 | 2018-01-19 | 宗德东 | A kind of novel environment friendly dust removing blackboard device |
| CN110154600A (en) * | 2019-05-31 | 2019-08-23 | 毛潞 | It erases the board and uses auxiliary device |
| CN111267522A (en) * | 2020-04-03 | 2020-06-12 | 宿州微腾企业管理咨询服务有限公司 | Dust absorption formula blackboard eraser for teaching based on roller drive |
-
2014
- 2014-12-02 CN CN201420746169.7U patent/CN204383019U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107599689A (en) * | 2017-08-31 | 2018-01-19 | 宗德东 | A kind of novel environment friendly dust removing blackboard device |
| CN110154600A (en) * | 2019-05-31 | 2019-08-23 | 毛潞 | It erases the board and uses auxiliary device |
| CN111267522A (en) * | 2020-04-03 | 2020-06-12 | 宿州微腾企业管理咨询服务有限公司 | Dust absorption formula blackboard eraser for teaching based on roller drive |
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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: 20150610 Termination date: 20151202 |
|
| EXPY | Termination of patent right or utility model |