CN204749662U - Blackboard eraser with inhale chalk dust function - Google Patents
Blackboard eraser with inhale chalk dust function Download PDFInfo
- Publication number
- CN204749662U CN204749662U CN201520272491.5U CN201520272491U CN204749662U CN 204749662 U CN204749662 U CN 204749662U CN 201520272491 U CN201520272491 U CN 201520272491U CN 204749662 U CN204749662 U CN 204749662U
- Authority
- CN
- China
- Prior art keywords
- dust
- dust box
- casing
- wind channel
- chalk dust
- 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
Links
Landscapes
- Toys (AREA)
Abstract
The utility model discloses a blackboard eraser with inhale chalk dust function, which comprises a housin. The casing bottom is equipped with the brush hair, a plurality of ventilation holes, ventilation hole site in brush hair top have been offered to the inside wind channel of having offered of casing, wind channel bottom, wind channel right side upper end is equipped with the opening, be equipped with the fan in the opening, wind channel upper end right side is equipped with the dust box, and the dust box communicates with the opening in wind channel, dust box right side is equipped with and keeps off the dirt district, inside battery and the motor of being equipped with of casing, electromotor drive connecting the fans, be equipped with charge mouth and switch on the casing lateral wall. Casing and dust box are transparent plastic material. The utility model discloses simple structure, reasonable in design, low in cost, when blacking the board, can inhale the dust box with the chalk dust in, avoid the chalk dust to fly upward everywhere, avoid the chalk dust to cause the pollution to control, avoided the chalk dust to cause harm to teacher and classmates healthy.
Description
Technical field
The utility model relates to realia field, specifically a kind of blackboard eraser with sucking chalk powder function.
Background technology
Teacher often need write on blackboard, draw and explain.In a class of 40 ~ 50 minutes, will erasable several, lower class hour, often on hand, on sleeve, even hair, shoulder all leave one deck white chalk dust.When erasing the board, chalk dust can fly upward everywhere, is sitting in front-seat classmate and also can sucks chalk dust.Everyday like this, year after year, very large harm can be caused to teacher and the healthy of classmate.
Utility model content
The purpose of this utility model is to provide a kind of blackboard eraser with sucking chalk powder function, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
There is a blackboard eraser for sucking chalk powder function, comprise housing; Described housing bottom is provided with bristle; Enclosure interior offers air channel, offers multiple air vent bottom air channel, and air vent is positioned at above bristle; On the right side of air channel, upper end is provided with opening, is provided with fan in described opening; Air channel is provided with dust box on the right side of upper end, the open communication in dust box and air channel; Dust-break district is provided with on the right side of dust box; Enclosure interior is provided with battery and motor, and described motor drives and connects fan; Housing sidewall is provided with charge port and switch.
As further program of the utility model: described housing and dust box are transparent plastics material.
Compared with prior art, the beneficial effects of the utility model are: the utility model structure is simple, reasonable in design, cheap, when erasing the board, can chalk dust be sucked in dust box, avoid chalk dust to fly upward everywhere, avoid chalk dust to pollute control, avoid chalk dust and teacher and the healthy of classmates are worked the mischief.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is top view of the present utility model.
In figure: 1-housing, 2-air channel, 3-fan, 4-dust box, 5-dust-break district, 6-bristle, 7-air vent, 8-battery, 9-charge port, 10-motor, 11-switch.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1 ~ 2, a kind of blackboard eraser with sucking chalk powder function, comprises housing 1; Bristle 6 is provided with bottom described housing 1; Housing 1 inside offers air channel 2, offers multiple air vent 7 bottom air channel 2, and air vent 7 is positioned at above bristle 6; On the right side of air channel 2, upper end is provided with opening, is provided with fan 3 in described opening; Air channel 2 is provided with dust box 4 on the right side of upper end, the open communication in dust box 4 and air channel 2; Dust-break district 5 is provided with on the right side of dust box 4; Housing 1 inside is provided with battery 8 and motor 10, and described motor 10 drives and connects fan 3; Housing 1 sidewall is provided with charge port 9 and switch 11.
Further, described housing 1 and dust box 4 are transparent plastics material.
Operation principle of the present utility model is:
In use, open switch 11, actuating motor 10, motor driven fan 3, fan 3 produces suction in air channel 2, and the dust produced that erases the board enters air channel 2 by air vent 7, thus enters dust box 4.When the chalk dust in dust box 4 is filled, just pull down dust board 5, take out dust box 4, again put in housing 1 after the chalk dust in dust box 4 is cleaned out.
To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the utility model.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this description is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of description is only for clarity sake, those skilled in the art should by description integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (2)
1. there is a blackboard eraser for sucking chalk powder function, comprise housing (1); Described housing (1) bottom is provided with bristle (6); It is characterized in that: housing (1) inside offers air channel (2), air channel (2) bottom offers multiple air vent (7), and air vent (7) is positioned at bristle (6) top; Upper end, right side, air channel (2) is provided with opening, is provided with fan (3) in described opening; Dust box (4) is provided with, the open communication in dust box (4) and air channel (2) on the right side of air channel (2) upper end; Dust box (4) right side is provided with dust-break district (5); Housing (1) inside is provided with battery (8) and motor (10), and described motor (10) drives and connects fan (3); Housing (1) sidewall is provided with charge port (9) and switch (11).
2. the blackboard eraser with sucking chalk powder function according to claim 1, is characterized in that: described housing (1) and dust box (4) are transparent plastics material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520272491.5U CN204749662U (en) | 2015-04-29 | 2015-04-29 | Blackboard eraser with inhale chalk dust function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520272491.5U CN204749662U (en) | 2015-04-29 | 2015-04-29 | Blackboard eraser with inhale chalk dust function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204749662U true CN204749662U (en) | 2015-11-11 |
Family
ID=54464411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520272491.5U Expired - Fee Related CN204749662U (en) | 2015-04-29 | 2015-04-29 | Blackboard eraser with inhale chalk dust function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204749662U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110744954A (en) * | 2018-07-23 | 2020-02-04 | 姚雨妍 | Pressure electrostatic dust-absorbing blackboard eraser |
-
2015
- 2015-04-29 CN CN201520272491.5U patent/CN204749662U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110744954A (en) * | 2018-07-23 | 2020-02-04 | 姚雨妍 | Pressure electrostatic dust-absorbing blackboard eraser |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202517974U (en) | Dust adsorption blackboard eraser | |
| CN203210961U (en) | Multifunctional blackboard eraser | |
| CN204749662U (en) | Blackboard eraser with inhale chalk dust function | |
| CN201538169U (en) | Blackboard eraser | |
| CN203293783U (en) | Dust-absorbing chalkboard eraser | |
| CN204398699U (en) | A kind of electric dust sucting brush | |
| CN204820822U (en) | Dustproof blackboard eraser | |
| CN201841841U (en) | Dust-absorption blackboard eraser | |
| CN202046111U (en) | Wet type dustproof blackboard eraser | |
| CN201073884Y (en) | Electric dust-absorbing blackboard eraser | |
| CN201863592U (en) | Dust collection blackboard eraser | |
| CN202541142U (en) | Dust-absorption blackboard eraser | |
| CN202011282U (en) | Dust-absorbing blackboard eraser | |
| CN201693942U (en) | Blackboard eraser | |
| CN203142198U (en) | Dust-free blackboard eraser | |
| CN204472332U (en) | Dust removal blackboard eraser | |
| CN202656743U (en) | Blackboard eraser with fan | |
| CN207274234U (en) | Dust-proof chalk eraser | |
| CN203078136U (en) | Electric blackboard eraser | |
| CN201961041U (en) | Blackboard eraser with minitype dust absorption function | |
| CN203267589U (en) | Dust-absorbing board eraser | |
| CN201205830Y (en) | Dustless eraser | |
| CN202742916U (en) | Electric dust-collection blackboard eraser | |
| CN201544665U (en) | Dustless blackboard eraser | |
| CN203937414U (en) | Portable dust-free chalkboard eraser |
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: 20151111 Termination date: 20160429 |