CN103722963A - Full-automatic dustless blackboard eraser - Google Patents

Full-automatic dustless blackboard eraser Download PDF

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Publication number
CN103722963A
CN103722963A CN201310713796.0A CN201310713796A CN103722963A CN 103722963 A CN103722963 A CN 103722963A CN 201310713796 A CN201310713796 A CN 201310713796A CN 103722963 A CN103722963 A CN 103722963A
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China
Prior art keywords
full
support
wiped
fixed
rubbing head
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CN201310713796.0A
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Chinese (zh)
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CN103722963B (en
Inventor
张雷
方成伟
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Zhejiang Sci Tech University ZSTU
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Zhejiang Sci Tech University ZSTU
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Abstract

The invention relates to a full-automatic dustless blackboard eraser. The blackboard eraser is convenient to use, high in dust removing effect, simple in structure and wide in application range. According to the technical scheme, the full-automatic dustless blackboard eraser comprises an erasing head subassembly and a moving subassembly, wherein the erasing head subassembly can remove chalk handwritings; and the moving subassembly can drive the erasing head subassembly to move along the plane of a blackboard. The full-automatic dustless blackboard eraser is characterized in that the erasing head subassembly comprises a support, an inner erasing plate, an outer erasing plate, a motor and a push rod; the inner erasing plate and the outer erasing plate are arranged on the same axis and are rotatably positioned on the support; the motor drives the inner erasing plate and the outer erasing plate to rotate oppositely by using a gear set; and the push rod is used for pushing the support to horizontally move.

Description

Full-automatic dust-free blackboard is wiped
Technical field
The present invention relates to a kind of educational aid, specifically a kind of blackboard eraser.
Background technology
Blackboard, as the requisite teaching aid of one, is widely used in universities, middle and primary schools.When using blackboard, need to erase chalk writing by blackboard eraser, not only waste time and energy, and a large amount of dust that produce can pollute Classroom air, serious harm academics and students's health.Although existing automatic blackboard eraser in existing market, but still existence use inconvenience and the effectively defect of dedusting particularly can not be applicable to Dual-layer blackboard, therefore need further improvement.
Summary of the invention
The object of the invention is to overcome the deficiency in above-mentioned background technology, provide a kind of Full-automatic dust-free blackboard to wipe, that this blackboard eraser should have is easy to use, good dedusting effect, feature simple in structure and applied widely.
Technical scheme of the present invention is: Full-automatic dust-free blackboard is wiped, and comprises and can remove the rubbing head assembly of chalk trace and drive the moving assembly of rubbing head assembly along blackboard planar movement; It is characterized in that:
Described rubbing head assembly comprises support, be arranged on same axis and be rotatably positioned inner rub disc on support and outer wiping dish, by gear train, drive the motor that inner rub disc and outer wiping dish counter-rotate mutually and the push rod moving for promoting support level;
Described moving assembly comprises can drive the vertical mobile elevating mechanism of rubbing head assembly and the translation mechanism that can drive elevating mechanism to move horizontally.
Described translation mechanism comprises and is horizontally fixed on respectively the upper rail of blackboard above and below and lower guideway, the top shoe can be respectively moving along upper rail and lower guideway and sliding block and by the translation motor that drives top shoe and sliding block to move with wheels.
The lifting slider that described elevating mechanism comprises respectively the lifting motor that rotates with top shoe and the fixing riser guide of sliding block and leading screw, driving leading screw respectively at upper and lower two ends, carries out threaded engagement and can vertically slide along riser guide with leading screw.
Described inner rub disc and outer wiping dish are rotatably positioned on support by concentric rotating shafts; Described concentric rotating shafts is the outer shaft outside axle and for driving outer wiping dish to rotate including the interior axle for driving inner rub disc to rotate, coaxial package.
Described push rod comprises loop bar, is positioned at expansion link in loop bar and for driving the power part of expansion link motion slidably; Described push rod is horizontally fixed on lifting slider and top and the support of expansion link are fixed.
Described inner rub disc comprises interior chassis and is fixed on the interior rubbing head on interior chassis, and described outer wiping dish comprises outer chassis and is fixed on the outer rubbing head on outer chassis.
Described Full-automatic dust-free blackboard is wiped the dust suction subassembly also comprising for collecting dust.
Described dust suction subassembly comprise be rotatably positioned between support and inner rub disc and by outer shaft-driven fan, be fixed on support and at the bonnet between support and fan, be formed on ventilation slot on bonnet, be arranged on bonnet periphery and wrap outer wiping dish and fan outer cover, be arranged on screen pack on bonnet, be arranged on outer cover bottom opening, be fixed on the receiving flask of outer cover bottom and position of bottleneck and open butt joint.
The invention has the beneficial effects as follows:
The present invention can automatically complete and wipe the work of examination blackboard, very easy to use, good dedusting effect, and the scope of application is wider, applicable to Dual-layer blackboard, therefore has good market prospects.
Accompanying drawing explanation
Fig. 1 is perspective view of the present invention.
Fig. 2 is the perspective view of translation mechanism and elevating mechanism in the present invention.
Fig. 3 is the perspective view of rubbing head assembly of the present invention and dust suction subassembly.
Fig. 4, Fig. 5 and Fig. 6 are the perspective view after Fig. 3 decomposes.
The specific embodiment
Below in conjunction with Figure of description, the invention will be further described, but the present invention is not limited to following examples.
Full-automatic dust-free blackboard is wiped, comprise can remove chalk trace rubbing head assembly, drive the rubbing head assembly moving assembly along blackboard 10 planar movements; Below describe each part mentioned above structure in detail:
1, rubbing head assembly
As shown in Figure 3 and Figure 4, in described rubbing head assembly: inner rub disc 4-1 and the outer wiping dish of outer wiping dish 4-2(are annular, inner rub disc is positioned at the ring central authorities of outer wiping dish) coaxially arranged, and be all rotatably positioned on support 4-9; Motor 4-10 drives inner rub disc and outer wiping dish to rotate (direction of rotation of inner rub disc and outer wiping dish) by gear train; Push rod promotes support and moves in the horizontal direction, thereby inner rub disc and outer wiping Pan Ding are pressed on blackboard 10.
Described inner rub disc and outer wiping dish are rotatably positioned on support by concentric rotating shafts; Described concentric rotating shafts is the outer shaft 4-4 outside axle and for driving outer wiping dish to rotate including the interior axle 4-3 for driving inner rub disc to rotate, coaxial package; As shown in Figure 6, described inner rub disc comprise interior chassis 4-1-1 and be fixed on chassis and interior rubbing head in interior rubbing head 4-1-2(on interior chassis by helicitic texture 4-5, be fixed on interior axle), described outer wiping dish comprises outer chassis 4-2-1 and the outer chassis of outer rubbing head 4-2-2(and the outer rubbing head that are fixed on outer chassis are also fixed on outer shaft by helicitic texture 4-5); In described outer rubbing head and interior rubbing head, be all furnished with some for the fixing hole 4-7 of bristle 4-8 is installed; Can be by changing interior rubbing head and outer rubbing head is improved wiping effect of the present invention;
Described motor drives inner rub disc and outer wiping disc spins by gear train, the 4th gear 5-4 that described gear train comprises the first gear 5-1 being connected with motor, the second gear 5-2 that fixes with interior axle and engage with the first gear, fixes the 3rd gear 5-3, engages with the first gear and the 3rd gear with outer shaft;
Described push rod comprises loop bar 6-1, is positioned at expansion link 6-2 in loop bar slidably, for driving the power part of expansion link; Described push rod is horizontally fixed on lifting slider, and the top of expansion link and support are fixed; On described loop bar, be shaped with sliding tray 6-5 and limited block 6-6, on described expansion link, be shaped with the sliding shoe 6-7 that can slide along sliding tray; Described power part comprises being arranged in loop bar releases loop bar by electromagnetic force by expansion link for generation of the solenoid 6-3(of thrust), and two ends are fixed on the spring 6-4(for generation of pulling force on loop bar and expansion link and by spring tension, expansion link are bounced back in loop bar);
2, moving assembly
As shown in Figure 2, described moving assembly comprises and can drive the translation mechanism that rubbing head component level moves and can drive vertically mobile elevating mechanism of rubbing head assembly.
In described translation mechanism, upper rail 1-1 and lower guideway 1-2 are horizontally fixed on respectively blackboard above and below, top shoe 1-3 and sliding block 1-4 move along upper rail and lower guideway respectively, and translation motor (comprising translation motor 1-5-1 and lower translation motor 1-5-2) drives top shoe and sliding block to move by band wheels.
Described upper rail and lower guideway are all fixed on metope and (are comprised four right angle frames) by right angle frame 1-6; Described upper translation motor and lower translation motor are also fixed on metope by right angle frame.With wheels, comprise the upper belt-wheel group being driven by upper translation motor and drive lower band wheels by lower translation motor; Described upper belt-wheel group comprise being separately fixed at be arranged in the upper translation motor of two the upper belt-wheel 1-7-1(s of top on two right angle frames and drive one of them upper belt-wheel to rotate), connect the upper belt (figure omits) of top shoe and two upper belt-wheels; Described lower with wheels, comprise being separately fixed at be arranged in translation motor under two lower belt wheel 1-7-2(of below on two right angle frames and drive one of them lower belt wheel to rotate), connect the lower belt (figure omits) of sliding block and two lower belt wheels.
Described translation mechanism drives elevating mechanism to move horizontally; In described elevating mechanism: (riser guide and leading screw are parallel to each other layout) fixed respectively at the two ends up and down of riser guide 2-1 and leading screw 2-2 with top shoe and sliding block, thereby is vertically positioned between upper rail and lower guideway; Lifting motor 2-3 drives leading screw to rotate, and lifting slider 2-4 and leading screw carry out threaded engagement and can vertically slide along riser guide; Described lifting motor is arranged on sliding block by fixed mount 2-5.
Described moving assembly also comprises the protective cover for receiving translation mechanism; Described protective cover is arranged on a side (left direction in Fig. 1) of blackboard, in protective cover: framework 3-1 is fixed on metope and vertically and extends and arrange, external door 3-2 and Li Men 3-3 lay respectively at the left and right sides of protective cover; When moving assembly breaks down, can open external door 3-3 moving assembly is keeped in repair.
3, the present invention also can comprise the dust suction subassembly for collecting dust, as shown in Figure 4 and Figure 5; In described dust suction subassembly, fan 7-1(inner rub disc is identical with the rotating speed of fan) be rotatably positioned between support and inner rub disc and by outer shaft and drive, bonnet 7-2 be arranged on support and be positioned support and fan between (on bonnet, being also manufactured with ventilation slot 7-6), outer cover 7-3 is arranged on the periphery of bonnet and wraps outer wiping dish and fan, and screen pack (omits in figure) and is arranged on bonnet; In addition, outer cover bottom also makes opening 7-4, and receiving flask 7-5 is fixed on outer cover bottom and position of bottleneck and open butt joint; Fan produces the dust producing when thereby negative pressure siphons away blackboard wiping while rotating, and screen pack can filter obstruction dust, makes dust fall into receiving flask by opening.

Claims (8)

1. Full-automatic dust-free blackboard is wiped, and comprises and can remove the rubbing head assembly of chalk trace and drive the moving assembly of rubbing head assembly along blackboard planar movement; It is characterized in that:
Described rubbing head assembly comprises support (4-9), be arranged on same axis and be rotatably positioned inner rub disc (4-1) on support and outer wiping dish (4-2), by gear train, drive the motor (4-10) that inner rub disc and outer wiping dish counter-rotate mutually and the push rod moving for promoting support level;
Described moving assembly comprises can drive the vertical mobile elevating mechanism of rubbing head assembly and the translation mechanism that can drive elevating mechanism to move horizontally.
2. Full-automatic dust-free blackboard according to claim 1 is wiped, and it is characterized in that: described translation mechanism comprises the upper rail (1-1) that is horizontally fixed on respectively blackboard above and below and lower guideway (1-2), the top shoe (1-3) can be respectively moving along upper rail and lower guideway and sliding block (1-4) and by the translation motor moving with wheels driving top shoe and sliding block.
3. Full-automatic dust-free blackboard according to claim 2 is wiped, and it is characterized in that: described elevating mechanism comprise upper and lower two ends respectively with top shoe and fixing riser guide (2-1) and the leading screw (2-2) of sliding block, drive lifting motor (2-3) that leading screw rotates, carry out threaded engagement and can be along the vertically lifting slider (2-4) of slip of riser guide with leading screw.
4. Full-automatic dust-free blackboard according to claim 3 is wiped, and it is characterized in that: described inner rub disc and outer wiping dish are rotatably positioned on support by concentric rotating shafts; Described concentric rotating shafts is the outer shaft (4-4) outside axle and for driving outer wiping dish to rotate including the interior axle (4-3) for driving inner rub disc to rotate, coaxial package.
5. Full-automatic dust-free blackboard according to claim 4 is wiped, and it is characterized in that: described push rod comprises loop bar (6-1), is positioned at expansion link (6-2) in loop bar and for driving the power part of expansion link motion slidably; Described push rod is horizontally fixed on lifting slider and top and the support of expansion link are fixed.
6. Full-automatic dust-free blackboard according to claim 5 is wiped, and it is characterized in that: described inner rub disc comprises interior chassis and be fixed on the interior rubbing head on interior chassis, and described outer wiping dish comprises outer chassis and is fixed on the outer rubbing head on outer chassis.
7. Full-automatic dust-free blackboard according to claim 6 is wiped, and it is characterized in that: described Full-automatic dust-free blackboard is wiped the dust suction subassembly also comprising for collecting dust.
8. Full-automatic dust-free blackboard according to claim 7 is wiped, it is characterized in that: described dust suction subassembly comprises and being rotatably positioned between support and inner rub disc and by outer shaft-driven fan (7-1), be fixed on the bonnet (7-2) on support and between support and fan, be formed on the ventilation slot (7-6) on bonnet, be arranged on bonnet periphery and wrap the outer cover (7-3) of outer wiping dish and fan, be arranged on the screen pack on bonnet, be arranged on the opening (7-4) of outer cover bottom, be fixed on the receiving flask (7-5) of outer cover bottom and position of bottleneck and open butt joint.
CN201310713796.0A 2013-12-20 2013-12-20 Full-automatic dustless blackboard eraser Expired - Fee Related CN103722963B (en)

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CN201310713796.0A CN103722963B (en) 2013-12-20 2013-12-20 Full-automatic dustless blackboard eraser

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Application Number Priority Date Filing Date Title
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CN103722963A true CN103722963A (en) 2014-04-16
CN103722963B CN103722963B (en) 2015-06-17

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105627104A (en) * 2016-02-22 2016-06-01 成都聚智工业设计有限公司 Novel pipeline leakage detection device
CN106945432A (en) * 2017-04-28 2017-07-14 程传奇 Environment friendly blackboard external member
CN109367298A (en) * 2018-12-19 2019-02-22 福建工程学院 A kind of automatic eraser device
CN111976342A (en) * 2019-05-22 2020-11-24 聊城市技师学院(聊城高级工程职业学校) Blackboard with cleaning and dust removing functions
CN114228369A (en) * 2021-11-03 2022-03-25 桃源县双溪口镇中学 Angle-adjustable anti-reflection blackboard

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN87213978U (en) * 1987-09-29 1988-12-07 牟应伦 Automatic guide rail aspirating eraser
JPH0811495A (en) * 1994-06-27 1996-01-16 Masami Honma Erasing device
CN2515040Y (en) * 2001-11-16 2002-10-09 邢长生 Automatic chalk dust absorption type blackboard eraser
CN201154635Y (en) * 2007-12-25 2008-11-26 林德文 Dust absorption blackboard eraser
CN102267321A (en) * 2010-10-26 2011-12-07 上海市黄浦区新凌小学 Telescopic blackboard eraser
CN203666210U (en) * 2013-12-20 2014-06-25 浙江理工大学 Full-automatic dust-free blackboard eraser

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN87213978U (en) * 1987-09-29 1988-12-07 牟应伦 Automatic guide rail aspirating eraser
JPH0811495A (en) * 1994-06-27 1996-01-16 Masami Honma Erasing device
CN2515040Y (en) * 2001-11-16 2002-10-09 邢长生 Automatic chalk dust absorption type blackboard eraser
CN201154635Y (en) * 2007-12-25 2008-11-26 林德文 Dust absorption blackboard eraser
CN102267321A (en) * 2010-10-26 2011-12-07 上海市黄浦区新凌小学 Telescopic blackboard eraser
CN203666210U (en) * 2013-12-20 2014-06-25 浙江理工大学 Full-automatic dust-free blackboard eraser

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105627104A (en) * 2016-02-22 2016-06-01 成都聚智工业设计有限公司 Novel pipeline leakage detection device
CN106945432A (en) * 2017-04-28 2017-07-14 程传奇 Environment friendly blackboard external member
CN109367298A (en) * 2018-12-19 2019-02-22 福建工程学院 A kind of automatic eraser device
CN111976342A (en) * 2019-05-22 2020-11-24 聊城市技师学院(聊城高级工程职业学校) Blackboard with cleaning and dust removing functions
CN114228369A (en) * 2021-11-03 2022-03-25 桃源县双溪口镇中学 Angle-adjustable anti-reflection blackboard

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