CN110239267A - A kind of blackboard eraser adsorbing chalk dust - Google Patents
A kind of blackboard eraser adsorbing chalk dust Download PDFInfo
- Publication number
- CN110239267A CN110239267A CN201910596431.1A CN201910596431A CN110239267A CN 110239267 A CN110239267 A CN 110239267A CN 201910596431 A CN201910596431 A CN 201910596431A CN 110239267 A CN110239267 A CN 110239267A
- Authority
- CN
- China
- Prior art keywords
- box body
- dust
- inner splint
- bottom plate
- blackboard eraser
- 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.)
- Pending
Links
- 239000000428 dust Substances 0.000 title claims abstract description 50
- 241000252254 Catostomidae Species 0.000 claims abstract description 4
- 230000005611 electricity Effects 0.000 claims 1
- 230000009514 concussion Effects 0.000 abstract description 5
- 238000001179 sorption measurement Methods 0.000 abstract description 5
- 230000013011 mating Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L21/00—Blackboard or slate cleaning devices
- B43L21/02—Blackboard or slate cleaning devices with means for absorbing the chalk dust
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
The invention discloses a kind of blackboard erasers for adsorbing chalk dust, including box body, box cover is installed at the top of box body, inclination scraper plate and bottom plate are hinged, and the inside top surface of box body is equipped with small-sized exhaust fan, and the inside of box body is also equipped with vibrating motor, the bottom end of vibrating motor is connected with telescopic resilience column, the outer surface of box body is equipped with piston cap, and several suckers are offered on bottom plate and inner splint, are also provided with preformed hole on inner splint.The invention enables blackboard panel dusts can be patted the lower rear strong adsorption of concussion, and remaining inclination scraper plate mating connection belt plays the role of preventing dust from flying, after wiping blackboard, inner splint closing sucker is pulled to prevent the dust of sucking from largely falling, only meeting fraction is revealed from preformed hole, oblique inverted is only needed to hold box body, the intracorporal dust of box is poured out after opening piston cap, facilitates collection dust, is conducive to the wiped clean of box body, it is used for a long time, effectively removing dust.
Description
Technical field
The present invention relates to a kind of blackboard eraser, in particular to a kind of blackboard eraser for adsorbing chalk dust.
Background technique
In each universities, middle and primary schools, teacher can carry out writing knowledge when imparting knowledge to students on classroom on blackboard, and blackboard eraser
Even more using frequently, and general blackboard eraser is when wiping dust on blackboard panel, and the dust largely fallen is not easy to be collected
Cleaning, dust are easy to wave with the wind, influence normally to impart knowledge to students, and due to blackboard panel concaveconvex structure, remaining dust after writing
It is easy to coagulate real be attached on blackboard, it is difficult to remove.
Summary of the invention
The technical problem to be solved by the present invention is to overcome the defects of the prior art, provide a kind of blackboard for adsorbing chalk dust
It wipes, one of or muti-piece is resisted by finger and tilts scraper plate, under the action of small-sized exhaust fan and vibrating motor, so that black
Plate plate face dust can be patted concussion it is lower after strong adsorption, and remaining inclination scraper plate mating connection belt plays prevents dust
The effect flown upward after wiping blackboard, pulls inner splint closing sucker to prevent the dust of sucking from largely falling, only can fraction
It is revealed from preformed hole, oblique inverted is only needed to hold box body, poured out the intracorporal dust of box after opening piston cap, facilitate collection
Dust is conducive to the wiped clean of box body, is used for a long time, effectively removing dust.
In order to solve the above-mentioned technical problems, the present invention provides the following technical solutions:
A kind of blackboard eraser for adsorbing chalk dust of the present invention, including box body are equipped with box cover, the box at the top of the box body
It is fixed between lid and box body by self-locking fastener, the bottom of the box body is equipped with bottom plate, the bottom edge of the bottom plate
Four faces are mounted on inclination scraper plate, and the inclination scraper plate and bottom plate are hinged, adjacent two pieces of mutually perpendicular inclination scraper plates it
Between by connect belt be connected, the inside top surface of the box body is equipped with small-sized exhaust fan, and the inside of the box body is also installed
There is vibrating motor, the bottom end of the vibrating motor is connected with telescopic resilience column, and the end of telescopic resilience column extends to bottom plate
Outside bottom, the outer surface of the box body is equipped with piston cap, and the bottom plate is slidably fitted with inner splint, the bottom plate and inner splint
On offer several suckers, the end of the inner splint is equipped with knob, is also provided with preformed hole on the inner splint.
As a preferred technical solution of the present invention, the inner splint and box body are plugged.
It include battery inside the small-sized exhaust fan as a preferred technical solution of the present invention.
Sucker sequence pair as a preferred technical solution of the present invention, in the sucker and bottom plate on the inner splint
It answers.
As a preferred technical solution of the present invention, the telescopic resilience column is located at the inside of preformed hole, and preformed hole
Both ends be semi-circular structure.
Compared with prior art, beneficial effects of the present invention are as follows:
The present invention resists one of or muti-piece by finger and tilts scraper plate, in small-sized exhaust fan and the work of vibrating motor
Under, blackboard panel dust is enabled to be patted the lower rear strong adsorption of concussion, and remaining inclination scraper plate mating connection belt
Play the role of preventing dust from flying, after wiping blackboard, inner splint closing sucker is pulled to prevent the dust of sucking from largely falling
It falls, only meeting fraction is revealed from preformed hole, and oblique inverted is only needed to hold box body, and it is intracorporal to pour out box after opening piston cap
Dust facilitates collection dust, is conducive to the wiped clean of box body, is used for a long time, effectively removing dust.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is bottom view of the invention；
Fig. 3 is internal structure chart of the invention；
In figure: 1, box body；2, box cover；3, self-locking fastener；4, bottom plate；5, scraper plate is tilted；6, belt is connected；7, small-sized exhausting
Machine；8, vibrating motor；9, telescopic resilience column；10, piston cap；11, inner splint；12, sucker；13, preformed hole.
Specific embodiment
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein
Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
Embodiment 1
As shown in Figure 1-3, the present invention provides a kind of blackboard eraser for adsorbing chalk dust, including box body 1, the top peace of box body 1
Equipped with box cover 2, it is fixed between box cover 2 and box body 1 by self-locking fastener 3, the bottom of box body 1 is equipped with bottom plate 4, bottom plate 4
Four faces of bottom edge be mounted on inclination scraper plate 5, tilt scraper plate 5 and bottom plate 4 and be hinged, adjacent two pieces mutually perpendicular to incline
It is connected between oblique scraper plate 5 by connecting belt 6, the inside top surface of box body 1 is equipped with small-sized exhaust fan 7, and the inside of box body 1 is also
Vibrating motor 8 is installed, the bottom end of vibrating motor 8 is connected with telescopic resilience column 9, and the end of telescopic resilience column 9 extends to bottom
Outside the bottom of plate 4, the outer surface of box body 1 is equipped with piston cap 10, and bottom plate 4 is slidably fitted with inner splint 11, bottom plate 4 and inner splint
Several suckers 12 are offered on 11, the end of inner splint 11 is equipped with knob, preformed hole 13 is also provided on inner splint 11.
Inner splint 11 and box body 1 plug, and conveniently pass through after pulling knob manually, drive inner splint 11 in box body 1
The top surface sliding of portion bottom surface, bottom plate 4, in order to which the dust of blackboard surface can be sucked into box by sucker 12 by small-sized exhaust fan 7
In body 1.
It include battery inside small-sized exhaust fan 7, and vibrating motor 8 is powered also by battery, passes through electric power storage
After pond is respectively small-sized exhaust fan 7, vibrating motor 8, enables to have in box body 1 and inhale dust effect, pass through 8 band of vibrating motor
Dynamic telescopic resilience column 9 stretch up and down, after enabling to blackboard eraser to be attached on blackboard surface, passes through the telescopic resilience of flexible vibration
Column 9 can pat the dust for shaking off and adhering on blackboard.
12 sequence of sucker in sucker 12 and bottom plate 4 on inner splint 11 is corresponding, so that after by pulling knob manually,
Inner splint 11 is affixed and slides in parallel on bottom plate 4, enables 12 mutual dislocation fair current of sucker to inhale dust, or closed
Sucker 12 prevents the dust of sucking from largely falling, and only meeting fraction is revealed from preformed hole 13, only need to tilt hand-held box body 1 i.e.
It can.
Telescopic resilience column 9 is located at the inside of preformed hole 13, and the both ends of preformed hole 13 are semi-circular structure, enable to draw
After dynamic inner splint 11 slides, telescopic resilience column 9 can be limited by preformed hole 13, ensure normally stretching for telescopic resilience column 9
Contracting shock effect is conducive to normally beating and shakes off dust.
Specifically, inner splint 11 is pulled first, so that the sucker 12 in the sucker 12 and bottom plate 4 on inner splint 11 is staggered
Position, enables sucker 12 to be connected to inside box body 1, resists one of or muti-piece by finger and tilts scraper plate 5, in small-sized exhausting
Under the action of machine 7 and vibrating motor 8, blackboard panel dust is enabled to be patted the lower rear strong adsorption of concussion, and remaining
Inclination 5 mating connection belt 6 of scraper plate plays the role of preventing dust from flying, after wiping blackboard, inner splint 11 is pulled to close
Sucker 12 prevents the dust of sucking from largely falling, and only meeting fraction is revealed from preformed hole 13, and oblique inverted is only needed to hold box body 1
, dust in box body 1 is poured out after opening piston cap 10, facilitates collection dust, is conducive to the wiped clean of box body 1, for a long time
It uses, effectively removing dust.
Compared with prior art, beneficial effects of the present invention are as follows:
The present invention resists one of or muti-piece by finger and tilts scraper plate 5, in small-sized exhaust fan 7 and vibrating motor 8
Under the action of, enable blackboard panel dust to be patted the lower rear strong adsorption of concussion, and remaining inclination scraper plate 5 is cooperatively connected
Belt 6 plays the role of preventing dust from flying, and after wiping blackboard, pulling inner splint 11 to close sucker 12 prevents the powder of sucking
Dirt is largely fallen, and only meeting fraction is revealed from preformed hole 13, and oblique inverted is only needed to hold box body 1, opens piston cap 10
The dust in box body 1 is poured out afterwards, facilitates collection dust, is conducive to the wiped clean of box body 1, is used for a long time, effectively removing dust.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (5)
1. a kind of blackboard eraser for adsorbing chalk dust, including box body (1), which is characterized in that be equipped with box at the top of the box body (1)
It covers (2), is fixed between the box cover (2) and box body (1) by self-locking fastener (3), the bottom of the box body (1) is equipped with
Bottom plate (4), four faces of bottom edge of the bottom plate (4) are mounted on inclination scraper plate (5), the inclination scraper plate (5) and bottom plate
(4) it is hinged, is connected between adjacent two pieces of mutually perpendicular inclination scraper plates (5) by connecting belt (6), the box body (1)
Inside top surface be equipped with small-sized exhaust fan (7), the inside of the box body (1) is also equipped with vibrating motor (8), vibration electricity
The bottom end of machine (8) is connected with telescopic resilience column (9), and the end of telescopic resilience column (9) extends to outside the bottom of bottom plate (4), institute
The outer surface for stating box body (1) is equipped with piston cap (10), and the bottom plate (4) is slidably fitted with inner splint (11), the bottom plate (4)
With several suckers (12) are offered on inner splint (11), the end of the inner splint (11) is equipped with knob, the inner splint
(11) preformed hole (13) are also provided on.
2. a kind of blackboard eraser for adsorbing chalk dust according to claim 1, which is characterized in that the inner splint (11) and box
Body (1) plugs.
3. a kind of blackboard eraser for adsorbing chalk dust according to claim 1, which is characterized in that the small-sized exhaust fan (7)
Inside includes battery.
4. a kind of blackboard eraser for adsorbing chalk dust according to claim 1, which is characterized in that on the inner splint (11)
Sucker (12) is corresponding with sucker (12) sequence on bottom plate (4).
5. a kind of blackboard eraser for adsorbing chalk dust according to claim 1, which is characterized in that the telescopic resilience column (9)
Positioned at the inside of preformed hole (13), and the both ends of preformed hole (13) are semi-circular structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910596431.1A CN110239267A (en) | 2019-07-03 | 2019-07-03 | A kind of blackboard eraser adsorbing chalk dust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910596431.1A CN110239267A (en) | 2019-07-03 | 2019-07-03 | A kind of blackboard eraser adsorbing chalk dust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110239267A true CN110239267A (en) | 2019-09-17 |
Family
ID=67890789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910596431.1A Pending CN110239267A (en) | 2019-07-03 | 2019-07-03 | A kind of blackboard eraser adsorbing chalk dust |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110239267A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112123979A (en) * | 2020-09-28 | 2020-12-25 | 杭州师范大学钱江学院 | Air bag type dust removal blackboard eraser and using method thereof |
| CN112223941A (en) * | 2020-10-15 | 2021-01-15 | 杭州师范大学钱江学院 | Dust cleaning and absorbing type blackboard eraser and using method thereof |
Citations (7)
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|---|---|---|---|---|
| KR20000051182A (en) * | 1999-01-19 | 2000-08-16 | 송영아 | Vibration blackboard eraser used inhalation fan |
| CN201703143U (en) * | 2010-06-28 | 2011-01-12 | 孙常凯 | Dust-proof eraser |
| CN201736674U (en) * | 2009-10-20 | 2011-02-09 | 夏小俭 | Novel blackboard eraser |
| CN204398705U (en) * | 2015-01-15 | 2015-06-17 | 文瑾 | A kind of dust absorption blackboard eraser |
| CN205553708U (en) * | 2016-02-29 | 2016-09-07 | 廉好天 | Dust -free blackboard eraser |
| CN109094262A (en) * | 2018-09-14 | 2018-12-28 | 施海燕 | Dust absorption blackboard eraser |
| CN210363129U (en) * | 2019-07-03 | 2020-04-21 | 湖北工程职业学院 | Blackboard eraser capable of adsorbing chalk dust |
-
2019
- 2019-07-03 CN CN201910596431.1A patent/CN110239267A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20000051182A (en) * | 1999-01-19 | 2000-08-16 | 송영아 | Vibration blackboard eraser used inhalation fan |
| CN201736674U (en) * | 2009-10-20 | 2011-02-09 | 夏小俭 | Novel blackboard eraser |
| CN201703143U (en) * | 2010-06-28 | 2011-01-12 | 孙常凯 | Dust-proof eraser |
| CN204398705U (en) * | 2015-01-15 | 2015-06-17 | 文瑾 | A kind of dust absorption blackboard eraser |
| CN205553708U (en) * | 2016-02-29 | 2016-09-07 | 廉好天 | Dust -free blackboard eraser |
| CN109094262A (en) * | 2018-09-14 | 2018-12-28 | 施海燕 | Dust absorption blackboard eraser |
| CN210363129U (en) * | 2019-07-03 | 2020-04-21 | 湖北工程职业学院 | Blackboard eraser capable of adsorbing chalk dust |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112123979A (en) * | 2020-09-28 | 2020-12-25 | 杭州师范大学钱江学院 | Air bag type dust removal blackboard eraser and using method thereof |
| CN112123979B (en) * | 2020-09-28 | 2021-10-22 | 杭州师范大学钱江学院 | Air bag type dust removal blackboard eraser and using method thereof |
| CN112223941A (en) * | 2020-10-15 | 2021-01-15 | 杭州师范大学钱江学院 | Dust cleaning and absorbing type blackboard eraser and using method thereof |
| CN112223941B (en) * | 2020-10-15 | 2021-12-07 | 杭州师范大学钱江学院 | Dust cleaning and absorbing type blackboard eraser and using method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190917 |