CN205413688U - Blackboard eraser clearance ware - Google Patents
Blackboard eraser clearance ware Download PDFInfo
- Publication number
- CN205413688U CN205413688U CN201620157338.2U CN201620157338U CN205413688U CN 205413688 U CN205413688 U CN 205413688U CN 201620157338 U CN201620157338 U CN 201620157338U CN 205413688 U CN205413688 U CN 205413688U
- Authority
- CN
- China
- Prior art keywords
- blackboard eraser
- eraser
- brush
- scrub
- cingulum
- 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 blackboard eraser clearance ware, including casing, blackboard eraser fixing device, ash removal device and collection device, blackboard eraser fixing device forms by enclosing into four tetragonal baffles and being four holistic elastic connection band with adjacent two baffles connections, ash removal device includes driven gear, driven spindle, scrubbing brush, doctor -bar, driving gear and initiative pivot, and the driven spindle all rotates with the initiative pivot and fixes in the casing, and the one end of initiative pivot is worn out the casing and is extended to the external world, and this end installs the rocking handle, and driven gear and driving gear are fixed respectively in driven spindle and initiative pivot, and the driving gear passes through cingulum drive connection driven gear, and scrubbing brush and doctor -bar are all fixed on the cingulum, collection device comprises hard comb and the grey drawer of receipts, and hard comb setting is at the ash removal device downside, this blackboard eraser clearance ware easy operation, convenient to use to blackboard eraser clean up, has avoided the raise dust.
Description
Technical field
This utility model relates to teaching aid field, specifically a kind of eraser-cleaning device.
Background technology
Blackboard eraser is again chalkboard eraser, is mainly used in the chalk writing wiping on blackboard, is a kind of conventional teaching aid.Blackboard eraser on market is of a great variety, but these blackboard erasers are in use, the problem that all there is deashing difficulty.During chalk writing wiped by blackboard eraser, chalk powder can enter in blackboard eraser, it is difficult to cleaning.At present, people mainly use the mode that blackboard eraser and body of wall or table angle are carried out collide with, and are shaked out by the chalk powder in blackboard eraser.This manner of cleaning up, not only easy airborne dust, contaminated air, and clear up clean not, in scale removal process, the damage to blackboard scrape along body of wall is relatively big, easily affects the service life of blackboard eraser.It addition, also a lot of chalk powder can be left at body of wall or table angle, make troubles to student on duty.
Utility model content
The purpose of this utility model is to provide a kind of eraser-cleaning device, with the problem solving to propose in above-mentioned background technology.
For achieving the above object, the following technical scheme of this utility model offer:
A kind of eraser-cleaning device, including housing, blackboard eraser fixing device, deashing device and collection device；Described blackboard eraser fixing device is by surrounding four baffle plates of tetragon and adjacent two baffle plates are connected as overall four elastic connecting strip forming, and blackboard eraser fixing device is arranged on housing upper end, and one of them baffle plate is fixing connects housing；Described deashing device includes driven gear, driven spindle, scrub-brush, scraping blade, driving gear and active rotating shaft, described driven spindle and active rotating shaft all rotate and are fixed in housing, driven spindle and active rotating shaft are positioned in same level, and parallel interval is arranged, one end of active rotating shaft passes housing and extends to the external world, and this end is provided with rocking handle, driven gear and driving gear are separately fixed on driven spindle and active rotating shaft, and driving gear is by cingulum drive connection driven gear, described scrub-brush and scraping blade are each attached on cingulum, one scrub-brush and a scraping blade form a cleaning combination, and in rotational direction scraping blade is positioned on front side of scrub-brush, total many groups of described cleaning combination, and be uniformly arranged along cingulum；Described collection device is made up of hard comb and receipts ash drawer, hard comb has multiple, and horizontally spaced it being arranged on the downside of deashing device, place, the upper end horizontal plane of hard comb, higher than the horizontal plane at the place, scrub-brush lower end on the downside of cingulum, is received ash drawer and is arranged on below hard comb.
As further program of the utility model: described elastic connecting strip is made up of rubber.
As this utility model further scheme: described cleaning combination has eight groups.
As this utility model further scheme: described scraping blade is made up of plastic film.
As this utility model further scheme: described hard comb is made of plastics.
As this utility model further scheme: the quantity of described hard comb is three.
Compared with prior art, the beneficial effects of the utility model are: 1, blackboard eraser is cleared up by this eraser-cleaning device by hand drive scrub-brush and scraping blade, and cleaning chalk dust received ash drawer collect, simple to operate, easy to use, blackboard eraser is cleaned out, it is to avoid airborne dust, it also avoid the worry brought to student on duty.2, this eraser-cleaning device simple in construction, practical, it is easy to promotes.
Accompanying drawing explanation
Fig. 1 is the structural representation of eraser-cleaning device.
Fig. 2 is the structural representation of blackboard eraser fixing device in eraser-cleaning device.
Fig. 3 is the structural representation of deashing device in eraser-cleaning device.
Fig. 4 is the plan structure schematic diagram of hard comb in eraser-cleaning device.
In figure: 1-housing, 2-blackboard eraser fixing device, 21-baffle plate, 22-elastic connecting strip, 3-deashing device, 31-driven gear, 32-driven spindle, 33-cingulum, 34-scrub-brush, 35-scraping blade, 36-driving gear, 37-active rotating shaft, 38-rocking handle, the hard comb of 4-, 5-receive ash drawer.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of this utility model protection.
Referring to Fig. 1～4, in this utility model embodiment, a kind of eraser-cleaning device, including housing 1, blackboard eraser fixing device 2, deashing device 3 and collection device；Described blackboard eraser fixing device 2 is by four baffle plates 21 surrounding tetragon, and adjacent two baffle plates 21 are connected as overall four elastic connecting strip 22 form, blackboard eraser fixing device 2 is arranged on housing 1 upper end, and one of them baffle plate 21 fixing connection housing 1, thus blackboard eraser fixing device 2 is fixed on housing 1, described elastic connecting strip 22 makes to have between baffle plate 21 certain telescopic resilience, after four baffle plates 21 being strutted with hands, blackboard eraser is placed between baffle plate 21, then hands unclamps, under the elastic force effect of elastic connecting strip 22, blackboard eraser is clamped by baffle plate 21, thus blackboard eraser is fixed, preferably, described elastic connecting strip 22 is made up of rubber；nullDescribed deashing device 3 includes driven gear 31、Driven spindle 32、Scrub-brush 34、Scraping blade 35、Driving gear 36 and active rotating shaft 37，Described driven spindle 32 and active rotating shaft 37 all rotate and are fixed in housing 1，Driven spindle 32 and active rotating shaft 37 are positioned in same level，And parallel interval is arranged，One end of active rotating shaft 37 passes housing 1 and extends to the external world，And this end is provided with rocking handle 38，Rotation crank 38 just can drive active rotating shaft 37 to rotate，Driven gear 31 and driving gear 36 are separately fixed on driven spindle 32 and active rotating shaft 37，And driving gear 36 is by cingulum 33 drive connection driven gear 31，Described scrub-brush 34 and scraping blade 35 are each attached on cingulum 33，One scrub-brush 34 and a scraping blade 35 form a cleaning combination，And in rotational direction scraping blade 35 is positioned on front side of scrub-brush 34，During clearing up，First scraping blade 35 scrapes the dust that blackboard eraser lower surface is thicker，Then blackboard eraser is further cleared up by scrub-brush 34 again，Total many groups of described cleaning combination，And be uniformly arranged along cingulum 33，Preferably，Described cleaning combination has eight groups，Described scraping blade 35 is made up of plastic film；Described collection device is made up of hard comb 4 and receipts ash drawer 5, hard comb 4 has multiple, and horizontally spaced it is arranged on the downside of deashing device 3, place, the upper end horizontal plane of hard comb 4 is higher than the horizontal plane at the place, scrub-brush 34 lower end on the downside of cingulum 33, receive ash drawer 5 and be arranged on below hard comb 4, by hard comb 4, the scrub-brush 34 of backhaul is cleared up, by under chalk dust comb subsidiary on scrub-brush 34, chalk dust falls in the receipts ash drawer 5 of lower section, preferably, described hard comb 4 is made of plastics, and the quantity of described hard comb 4 is three.
Operation principle of the present utility model is: described eraser-cleaning device, during use, after being strutted by four baffle plates 21 with hands, being placed on by blackboard eraser between baffle plate 21, then hands unclamps, under the elastic force effect of elastic connecting strip 22, blackboard eraser is clamped by baffle plate 21, thus is fixed by blackboard eraser.nullShaking with hands rocking handle 38 just can drive active rotating shaft 37 to rotate，Driving gear 36 synchronous axial system，And driving gear 36 drives driven gear 31 to rotate by cingulum 33，Driven gear 31 drives driven spindle 32 to rotate，Thus have only to hand rocking handle 38，Cingulum 33 just can be driven ceaselessly to move，Scrub-brush 34 and scraping blade 35 is driven to move when cingulum 33 moves，First scraping blade 35 scrapes the dust that blackboard eraser lower surface is thicker，The chalk dust scraped falls into the receipts ash drawer 5 of lower section，Then blackboard eraser is further cleared up by scrub-brush 34 again，During scrub-brush 34 and scraping blade 35 are along with cingulum 33 backhaul，By hard comb 4, the scrub-brush 34 of backhaul is cleared up，By under chalk dust comb subsidiary on scrub-brush 34，Chalk dust falls in the receipts ash drawer 5 of lower section，After collecting enough chalk dusts in receiving ash drawer 5，The chalk dust received in ash drawer 5 is poured out.
Blackboard eraser is cleared up by described eraser-cleaning device by hand drive scrub-brush 34 and scraping blade 35, and the chalk dust of cleaning is received ash drawer 5 and collected, simple to operate, easy to use, blackboard eraser is cleaned out, it is to avoid airborne dust, it also avoid the worry brought to student on duty.Described eraser-cleaning device simple in construction, practical, it is easy to promote.
It is obvious to a person skilled in the art that this utility model is not limited to the details of above-mentioned one exemplary embodiment, and in the case of without departing substantially from spirit or essential attributes of the present utility model, it is possible to realize this utility model in other specific forms.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims rather than described above, it is intended that all changes fallen in the implication of equivalency and scope of claim included in this utility model.Should not be considered as limiting involved claim by any reference in claim.
In addition, it is to be understood that, although this specification is been described by according to embodiment, but the most each embodiment only comprises an independent technical scheme, this narrating mode of description is only for clarity sake, description should can also be formed, through appropriately combined, other embodiments that it will be appreciated by those skilled in the art that as an entirety, the technical scheme in each embodiment by those skilled in the art.
Claims (6)
1. an eraser-cleaning device, it is characterised in that include housing (1), blackboard eraser fixing device (2), deashing device (3) and collection device；Described blackboard eraser fixing device (2) is by surrounding four baffle plates (21) of tetragon and adjacent two baffle plates (21) are connected as overall four elastic connecting strip (22) forming, blackboard eraser fixing device (2) is arranged on housing (1) upper end, and one of them baffle plate (21) fixing connection housing (1)；nullDescribed deashing device (3) includes driven gear (31)、Driven spindle (32)、Scrub-brush (34)、Scraping blade (35)、Driving gear (36) and active rotating shaft (37)，Described driven spindle (32) and active rotating shaft (37) all rotate and are fixed in housing (1)，Driven spindle (32) and active rotating shaft (37) are positioned in same level，And parallel interval is arranged，One end of active rotating shaft (37) passes housing (1) and extends to the external world，And this end is provided with rocking handle (38)，Driven gear (31) and driving gear (36) are separately fixed on driven spindle (32) and active rotating shaft (37)，And driving gear (36) is by cingulum (33) drive connection driven gear (31)，Described scrub-brush (34) and scraping blade (35) are each attached on cingulum (33)，One scrub-brush (34) forms a cleaning combination with a scraping blade (35)，And in rotational direction scraping blade (35) is positioned at scrub-brush (34) front side，Total many groups of described cleaning combination，And be uniformly arranged along cingulum (33)；Described collection device is made up of hard comb (4) and receipts ash drawer (5), hard comb (4) is total multiple, and horizontally spaced be arranged on deashing device (3) downside, place, the upper end horizontal plane of hard comb (4), higher than the horizontal plane at scrub-brush (34) place, lower end of cingulum (33) downside, is received ash drawer (5) and is arranged on hard comb (4) lower section.
Eraser-cleaning device the most according to claim 1, it is characterised in that described elastic connecting strip (22) is made up of rubber.
Eraser-cleaning device the most according to claim 1 and 2, it is characterised in that described cleaning combination has eight groups.
Eraser-cleaning device the most according to claim 3, it is characterised in that described scraping blade (35) is made up of plastic film.
Eraser-cleaning device the most according to claim 4, it is characterised in that described hard comb (4) is made of plastics.
Eraser-cleaning device the most according to claim 5, it is characterised in that the quantity of described hard comb (4) is three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620157338.2U CN205413688U (en) | 2016-03-02 | 2016-03-02 | Blackboard eraser clearance ware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620157338.2U CN205413688U (en) | 2016-03-02 | 2016-03-02 | Blackboard eraser clearance ware |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205413688U true CN205413688U (en) | 2016-08-03 |
Family
ID=56544603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620157338.2U Expired - Fee Related CN205413688U (en) | 2016-03-02 | 2016-03-02 | Blackboard eraser clearance ware |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205413688U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106345723A (en) * | 2016-08-31 | 2017-01-25 | 重庆雷钜电子科技有限公司 | Keyboard numeric section mold cleaning machine |
-
2016
- 2016-03-02 CN CN201620157338.2U patent/CN205413688U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106345723A (en) * | 2016-08-31 | 2017-01-25 | 重庆雷钜电子科技有限公司 | Keyboard numeric section mold cleaning machine |
| CN106345723B (en) * | 2016-08-31 | 2018-09-21 | 重庆雷钜电子科技有限公司 | Keyboard digital area mould cleaner |
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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: 20160803 Termination date: 20180302 |