CN205022249U - Blackboard eraser of washing one's hands - Google Patents
Blackboard eraser of washing one's hands Download PDFInfo
- Publication number
- CN205022249U CN205022249U CN201520645083.XU CN201520645083U CN205022249U CN 205022249 U CN205022249 U CN 205022249U CN 201520645083 U CN201520645083 U CN 201520645083U CN 205022249 U CN205022249 U CN 205022249U
- Authority
- CN
- China
- Prior art keywords
- blackboard eraser
- housing
- casing
- dust absorption
- washing
- 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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- Elimination Of Static Electricity (AREA)
Abstract
The utility model discloses a blackboard eraser of washing one's hands, this blackboard eraser includes the casing and is located the brush hair of this casing bottom, be equipped with the concave groove on this casing, be equipped with the first air suction opening with the inside intercommunication of this casing in this concave groove, be equipped with dust absorption fan with this first air suction opening relative position department in this casing, still be equipped with the power in this casing, electrostatic generator and the static dust absorption board of being connected with this electrostatic generator electricity, still be equipped with control switch on this casing, this power -on cross the wire in proper order with this control switch, dust absorption fan and electrostatic generator are established ties and are formed the current loop. Use the utility model discloses a during blackboard eraser of washing one's hands, at the in -process of board of blacking, control switch is pressed downwards to user's hand for dust absorption fan and static dust absorption board beginning dust absorption work inhales the dust of user's hand to the casing in, reduces user's dust on hand.
Description
Technical field
The utility model relates to a kind of blackboard eraser, more particularly, relates to one and to wash one's hands blackboard eraser.
Background technology
Blackboard eraser, as a kind of conventional teaching aid, plays an important role in teaching process.But existing blackboard eraser is easy to when blackboard wiping cause dust to fly upward, and works the mischief to the healthy of Faculty and Students.Particularly user's hand, is easy to be infected with a large amount of dust.
Utility model content
The technical problems to be solved in the utility model is, for the above-mentioned defect of prior art, provides one to wash one's hands blackboard eraser.
The utility model solves the technical scheme that its technical problem adopts: structure one is washed one's hands blackboard eraser, this blackboard eraser comprises housing and is positioned at the bristle of this housing bottom, this housing is provided with Baltimore groove, the first air suction opening be communicated with this enclosure interior is provided with in this Baltimore groove, dust absorption fan is provided with this first air suction opening relative position in this housing, also power supply is provided with in this housing, electrostatic generator and the electrostatic precipitation plate be electrically connected with this electrostatic generator, this housing is also provided with gauge tap, this power supply by wire successively with this gauge tap, dust absorption fan and electrostatic generator series connection form current loop.
Wash one's hands in blackboard eraser described in the utility model, this housing bottom is provided with the second air suction opening be communicated with this enclosure interior.
Wash one's hands in blackboard eraser described in the utility model, this gauge tap comprise be arranged in this housing first conduction feeler lever, be positioned at this first conduction feeler lever above second conduction feeler lever, this the second conduction feeler lever is provided with and second conducts electricity the control lever that feeler lever is fixedly connected with this, this control lever extends to outside this housing, this control lever top is arranged with button, is provided with spring between this button and this inner walls.
Wash one's hands in blackboard eraser described in the utility model, be provided with the grey chamber of storage below this electrostatic precipitation plate, this housing is provided with the ash output opening be communicated with this storage ash chamber, and this ash output opening is provided with lid.
Implement blackboard eraser of washing one's hands of the present utility model, there is following beneficial effect: use of the present utility model wash one's hands blackboard eraser time, in the process erased the board, user's hand presses gauge tap downwards, dust absorption fan and electrostatic precipitation plate is made to start dust suction work, the dust of user's hand is sucked in housing, reduces user's dust on hand.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is that the utility model is washed one's hands the structural representation of blackboard eraser.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, the utility model embodiment is described in further detail.
As shown in Figure 1, wash one's hands in blackboard eraser first embodiment of the present utility model, this blackboard eraser 1 comprises housing 2 and is positioned at the bristle 3 bottom this housing 2, this housing 2 is provided with Baltimore groove 4, the first air suction opening 5 be communicated with this housing 2 inside is provided with in this Baltimore groove 4, dust absorption fan 6 is provided with this first air suction opening 5 relative position in this housing 2, power supply 7 is also provided with in this housing 2, electrostatic generator 8 and the electrostatic precipitation plate 9 be electrically connected with this electrostatic generator 8, this housing 2 is also provided with gauge tap, this power supply 7 by wire successively with this gauge tap, dust absorption fan 6 and electrostatic generator 8 are connected and are formed current loop.
Use of the present utility model wash one's hands blackboard eraser 1 time, in the process erased the board, user's hand presses gauge tap downwards, makes dust absorption fan 6 and electrostatic precipitation plate 9 start dust suction work, the dust of user's hand is sucked in housing 2, reduces user's dust on hand.
Further, the second air suction opening be communicated with this housing 2 inside is provided with bottom this housing 2.
Further, this gauge tap comprise be arranged in this housing 2 first conduction feeler lever 11, be positioned at this first conduction feeler lever 11 above second conduction feeler lever 12, this the second conduction feeler lever 12 is provided with and second conducts electricity the control lever 13 that feeler lever 12 is fixedly connected with this, this control lever 13 extends to outside this housing 2, this control lever 13 top is arranged with button 14, is provided with spring 15 between this button 14 and this housing 2 inwall.
Further, be provided with the grey chamber 10 of storage below this electrostatic precipitation plate 9, this housing 2 is provided with the ash output opening be communicated with this storage ash chamber 10, and this ash output opening is provided with lid.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (4)
1. a blackboard eraser of washing one's hands, it is characterized in that, described blackboard eraser comprises housing and is positioned at the bristle of described housing bottom, described housing is provided with Baltimore groove, the first air suction opening be communicated with described enclosure interior is provided with in described Baltimore groove, dust absorption fan is provided with described first air suction opening relative position in described housing, also power supply is provided with in described housing, electrostatic generator and the electrostatic precipitation plate be electrically connected with described electrostatic generator, described housing is also provided with gauge tap, described power supply by wire successively with described gauge tap, dust absorption fan and electrostatic generator series connection form current loop.
2. blackboard eraser of washing one's hands according to claim 1, is characterized in that, described housing bottom is provided with the second air suction opening be communicated with described enclosure interior.
3. blackboard eraser of washing one's hands according to claim 1, it is characterized in that, described gauge tap comprise be arranged in described housing first conduction feeler lever, be positioned at described first conduction feeler lever above second conduction feeler lever, described second conduction feeler lever is provided with and conducts electricity the control lever that feeler lever is fixedly connected with described second, described control lever extends to outside described housing, described control lever top is arranged with button, is provided with spring between described button and described inner walls.
4. blackboard eraser of washing one's hands according to claim 1, is characterized in that, be provided with the grey chamber of storage below described electrostatic precipitation plate, described housing is provided with the ash output opening be communicated with the grey chamber of described storage, and described ash output opening is provided with lid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520645083.XU CN205022249U (en) | 2015-08-25 | 2015-08-25 | Blackboard eraser of washing one's hands |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520645083.XU CN205022249U (en) | 2015-08-25 | 2015-08-25 | Blackboard eraser of washing one's hands |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205022249U true CN205022249U (en) | 2016-02-10 |
Family
ID=55254813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520645083.XU Expired - Fee Related CN205022249U (en) | 2015-08-25 | 2015-08-25 | Blackboard eraser of washing one's hands |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205022249U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108481962A (en) * | 2018-05-18 | 2018-09-04 | 河南工程学院 | Hand holding type miniature dust suction environment-friendly dust-proof eraser |
| CN109550741A (en) * | 2018-11-01 | 2019-04-02 | 吴玉翠 | A kind of intelligence eraser chips processing unit |
-
2015
- 2015-08-25 CN CN201520645083.XU patent/CN205022249U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108481962A (en) * | 2018-05-18 | 2018-09-04 | 河南工程学院 | Hand holding type miniature dust suction environment-friendly dust-proof eraser |
| CN108481962B (en) * | 2018-05-18 | 2023-06-16 | 河南工程学院 | Hand-held miniature dust-absorbing environment-friendly blackboard eraser |
| CN109550741A (en) * | 2018-11-01 | 2019-04-02 | 吴玉翠 | A kind of intelligence eraser chips processing unit |
| CN109550741B (en) * | 2018-11-01 | 2021-05-14 | 吴玉翠 | Intelligence rubber bits processing apparatus |
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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: 20160210 Termination date: 20170825 |