CN204055096U - A kind of blackboard-cleaning dust pelletizing system - Google Patents

A kind of blackboard-cleaning dust pelletizing system Download PDF

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Publication number
CN204055096U
CN204055096U CN201420533406.1U CN201420533406U CN204055096U CN 204055096 U CN204055096 U CN 204055096U CN 201420533406 U CN201420533406 U CN 201420533406U CN 204055096 U CN204055096 U CN 204055096U
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China
Prior art keywords
blackboard
groove
pelletizing system
dust
rub body
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Expired - Fee Related
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CN201420533406.1U
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Chinese (zh)
Inventor
何学成
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何学成
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Priority to CN201420533406.1U priority Critical patent/CN204055096U/en
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Publication of CN204055096U publication Critical patent/CN204055096U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model relates to a kind of blackboard-cleaning dust pelletizing system, and it comprises blackboard eraser body, blackboard eraser body is connected with expansion hinge extension bar, and the top of expansion hinge extension bar is connected on the top margin frame of blackboard by roller-coaster; Blackboard eraser body offers groove, be provided with in groove and wiped and this rotation wiping part leans out the notch of groove by motor-driven rotation, the cell wall of groove is provided with the annular wind chamber of hollow, annular wind chamber be externally connected to air exhauster, multiple wind inlet is offered at interval on the inwall of groove, annular wind chamber; Described dust pelletizing system also comprises the dust collection box be arranged on blackboard side frame, the air outlet of described air exhauster is connected with rubber hose, rubber hose has extension and this extension stretches in dust collection box, and dust collection box offers exhaust outlet, exhaust outlet is connected with the dust flue be communicated with outdoor.The utility model has that structure is simple, easy to operate, the advantage of wiped clean and good dedusting effect.

Description

A kind of blackboard-cleaning dust pelletizing system
Technical field
The utility model relates to teaching aid field, specifically a kind of blackboard-cleaning dust pelletizing system.
Background technology
At present, blackboard, chalk, blackboard eraser are still widely used in daily teaching, utilize common blackboard eraser blackboard wiping to kick up a large amount of chalk powders, cause serious infringement to the health of academics and students.Also have in prior art various can the blackboard eraser of dust suction, some installs dust collection box and dust catcher on blackboard eraser, and some is installed water spraying mechanism and carrys out depositing dust.The blackboard eraser of prior art, while improving the dust reduction capability of blackboard eraser, have ignored blackboard eraser wiping function originally, too increases the operation easier of blackboard eraser simultaneously, and cause writing wiping unclean, wiping effect is poor.
Utility model content
The technical problems to be solved in the utility model is to provide that a kind of structure is simple, easy to operate, wiped clean and the blackboard-cleaning dust pelletizing system of good dedusting effect.
For solving the problems of the technologies described above, blackboard-cleaning dust pelletizing system of the present utility model comprises blackboard eraser body, and its design feature is that described blackboard eraser body is connected with expansion hinge extension bar, and the top of expansion hinge extension bar is connected on the top margin frame of blackboard by roller-coaster; Blackboard eraser body offers groove, be provided with in groove and wiped and this rotation wiping part leans out the notch of groove by motor-driven rotation, the cell wall of groove is provided with the annular wind chamber of hollow, annular wind chamber be externally connected to air exhauster, multiple wind inlet is offered at interval on the inwall of groove, annular wind chamber; Described dust pelletizing system also comprises the dust collection box be arranged on blackboard side frame, the air outlet of described air exhauster is connected with rubber hose, rubber hose has extension and this extension stretches in dust collection box, and dust collection box offers exhaust outlet, exhaust outlet is connected with the dust flue be communicated with outdoor.
Adopt this structure, utilize driven by motor to rotate to wipe and rotate wiping, can cleaner by writing wiping, utilize the structure of annular wind chamber and multiple wind inlet, the dust that wiping goes out directly can be taken away, dust removing effects is better; Dust collection box is used for temporarily storing dust, eventually through dust flue by outside dust discharge chamber, fundamentally avoids the impact of dust; Utilize expansion hinge extension bar connecting plate to wipe body, position can be adjusted arbitrarily when wiping and conveniently can borrow power, easy to operate and more laborsaving; Utilize rubber hose and arrange extension as dust-collecting pipe, because the position of blackboard eraser body can be moved when wiping, utilize the elasticity of rubber hose everywhere, dust-collecting pipe has buffering surplus, avoids pipe to lose or ruptures, and further increases the convenience of use.
The inner extending end of described rubber hose extension is connected with balancing weight.Utilize balancing weight can draw in dust collection box by rubber hose, avoid rubber hose too much to affect wiping operation outward at box.
Described expansion hinge extension bar comprises expansion link and is hinged on the hinge bar of expansion link bottom, the bottom of hinge bar is connected with blackboard eraser body, the top margin frame of blackboard is provided with slide rail, and described roller-coaster is arranged on slide rail, and the top of expansion link is connected with the wheel shaft of roller by suspension rod.Utilize the structure of slide rail, coordinate expansion link and hinge bar, make blackboard eraser body can arrive each position of blackboard.
Described rotate to wipe comprise the outer rub body that discoidal interior rub body and ring are located at the annular of interior rub body outside, the middle part of interior rub body is connected with motor by central shaft, and outer rub body is connected with central shaft power by planetary gear reducing mechanism.Utilize this kind of structure, interior rub body is mainly used in erasing characters, and outer rub body also plays wiping action and contrary with the wiping direction of interior rub body, erasing better effects if.Meanwhile, outer rub body also has an effect to be wrap in around interior rub body, avoids dust four to fall apart, and namely dust is wiped free of rear being first enclosed in annular space that outer rub body and interior rub body encircle a city, passes through wind inlet sucking-off afterwards.
Described planetary gear reducing mechanism comprises sun gear, planetary gear, external toothing and planetary wheel carrier, sun gear is fixedly mounted with on center shaft, external toothing is inlaid on the inwall of groove, and on center shaft, outer rub body is connected with planetary wheel carrier by many joint pins planetary wheel carrier turning set dress.Utilize rub body and outer rub body in the realization of planetary structure coaxially to rotate backward, the velocity of rotation of interior rub body is fast, and the velocity of rotation of outer rub body is slow, and overall structure is simple, and realization is convenient.Utilize joint pin to install outer rub body, the gap between joint pin can be passed through for dust.
In sum, the utility model have that structure is simple, easy to operate, the advantage of wiped clean and good dedusting effect.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
Fig. 1 is overall structure schematic diagram of the present utility model;
Fig. 2 is the sectional structure schematic diagram of the utility model blackboard eraser body.
Detailed description of the invention
With reference to accompanying drawing, blackboard-cleaning dust pelletizing system of the present utility model comprises blackboard eraser body 1, blackboard eraser body 1 is connected with expansion hinge extension bar, and the top of expansion hinge extension bar is slidably connected on the top margin frame of blackboard by roller 2; Blackboard eraser body 1 offers groove 3, the rotation that driven by motor 4 is installed in groove 3 to wipe and this rotation wiping part leans out the notch of groove 3, the cell wall of groove 3 is provided with the annular wind chamber 5 of hollow, annular wind chamber 5 be externally connected to air exhauster 6, multiple wind inlet 7 is offered at interval on the inwall of groove 3, annular wind chamber 5; Described dust pelletizing system also comprises the dust collection box 8 be arranged on blackboard side frame, and the air outlet of described air exhauster 6 is connected with rubber hose 9, and rubber hose 9 has extension 91 and this extension 91 stretches in dust collection box 8.Wherein, the inner extending end of rubber hose extension 91 is connected with balancing weight 11.Utilize balancing weight 11 rubber hose 9 can be drawn in dust collection box 8, avoid rubber hose 9 too much to affect wiping operation outward at box.Dust collection box 8 offers exhaust outlet, exhaust outlet is connected with the dust flue 10 be communicated with outdoor.
In said structure, utilize motor 4 to drive to rotate to wipe and rotate wiping, can cleaner by writing wiping, utilize the structure of annular wind chamber 5 and multiple wind inlet 7, the dust that wiping goes out directly can be taken away, dust removing effects is better; Dust collection box 8, for temporarily storing dust, eventually through dust flue 10 by outside dust discharge chamber, fundamentally avoids the impact of dust; Utilize expansion hinge extension bar connecting plate to wipe body 1, position can be adjusted arbitrarily when wiping and conveniently can borrow power, easy to operate and more laborsaving; Utilize rubber hose 9 and extension 91 is set as dust-collecting pipe, because the position of blackboard eraser body 1 can be moved during wiping, utilize the elasticity of rubber hose 9 everywhere, make dust-collecting pipe have buffering surplus, avoid pipe to lose or rupture, further increasing the convenience of use.
With reference to accompanying drawing, expansion hinge extension bar comprises expansion link 12 and is hinged on the hinge bar 13 of expansion link 12 bottom, the bottom of hinge bar 13 is connected with blackboard eraser body 1, the top margin frame of blackboard is provided with slide rail 14, described roller 2 is slidably mounted on slide rail 14, and the top of expansion link 12 is connected with the wheel shaft of roller 2 by suspension rod 15.Wherein, the scalable adjustment of length of expansion link, it is arranged clamping screw 121, can carry out locking positioning to length.Utilize the structure of slide rail 14, coordinate expansion link 12 and hinge bar 13, make blackboard eraser body 1 can arrive each position of blackboard.
With reference to accompanying drawing, rotate to wipe and comprise the outer rub body 17 that discoidal interior rub body 16 and ring are located at the annular of interior rub body 16 outside, the middle part of interior rub body 16 is connected with motor 4 by central shaft 18, and outer rub body 16 is connected with central shaft 18 power by planetary gear reducing mechanism.Wherein, planetary gear reducing mechanism comprises sun gear 19, planetary gear 20, external toothing 21 and planetary wheel carrier 22, sun gear 19 is packed on central shaft 18, external toothing 21 is inlaid on the inwall of groove 3, planetary wheel carrier 22 turning set is contained on central shaft 18, and outer rub body 17 is connected with planetary wheel carrier 22 by many joint pins 23.Interior rub body 16 is mainly used in erasing characters, and outer rub body 17 also plays wiping action and contrary with the wiping direction of interior rub body 16, erasing better effects if.Meanwhile, outer rub body 17 also has an effect to be wrap in interior rub body 16 around, avoids dust four to fall apart, and namely dust is wiped free of rear being first enclosed in annular space that outer rub body 17 and interior rub body 16 encircle a city, passes through wind inlet 7 sucking-off afterwards.Utilize planetary structure realize in coaxially the rotating backward of rub body 16 and outer rub body 17, the velocity of rotation of interior rub body 16 is fast, and the velocity of rotation of outer rub body 17 is slow, and overall structure is simple, and it is convenient to realize.Utilize joint pin 23 to install outer rub body 17, the gap between joint pin 23 can be passed through for dust.
In sum, the utility model is not limited to above-mentioned detailed description of the invention.Those skilled in the art, under the prerequisite not departing from spirit and scope of the present utility model, can do some changes and modification.Protection domain of the present utility model should be as the criterion with claim of the present utility model.

Claims (5)

1. a blackboard-cleaning dust pelletizing system, comprises blackboard eraser body (1), it is characterized in that described blackboard eraser body (1) is connected with expansion hinge extension bar, and the top of expansion hinge extension bar is slidably connected on the top margin frame of blackboard by roller (2); Blackboard eraser body (1) offers groove (3), the rotation that driven by motor (4) is installed in groove (3) to wipe and this rotation wiping part leans out the notch of groove (3), the cell wall of groove (3) is provided with the annular wind chamber (5) of hollow, annular wind chamber (5) be externally connected to air exhauster (6), multiple wind inlet (7) is offered at annular wind chamber (5) interval on the inwall of groove (3); Described dust pelletizing system also comprises the dust collection box (8) be arranged on blackboard side frame, the air outlet of described air exhauster (6) is connected with rubber hose (9), rubber hose (9) has extension (91) and this extension (91) stretches in dust collection box (8), (8) offer exhaust outlet to dust collection box, exhaust outlet are connected with the dust flue (10) be communicated with outdoor.
2. blackboard-cleaning dust pelletizing system as claimed in claim 1, is characterized in that the inner extending end of described rubber hose extension (91) is connected with balancing weight (11).
3. blackboard-cleaning dust pelletizing system as claimed in claim 1, it is characterized in that described expansion hinge extension bar comprises expansion link (12) and is hinged on the hinge bar (13) of expansion link (12) bottom, the bottom of hinge bar (13) is connected with blackboard eraser body (1), the top margin frame of blackboard is provided with slide rail (14), described roller (2) is slidably mounted on slide rail (14), and the top of expansion link (12) is connected with the wheel shaft of roller (2) by suspension rod (15).
4. the blackboard-cleaning dust pelletizing system according to any one of claim 1-3, it is characterized in that described rotation wiping comprises the outer rub body (17) that discoidal interior rub body (16) and ring are located at the outside annular of interior rub body (16), the middle part of interior rub body (16) is connected with motor (4) by central shaft (18), and outer rub body (16) is connected with central shaft (18) power by planetary gear reducing mechanism.
5. blackboard-cleaning dust pelletizing system as claimed in claim 4, it is characterized in that described planetary gear reducing mechanism comprises sun gear (19), planetary gear (20), external toothing (21) and planetary wheel carrier (22), sun gear (19) is packed on central shaft (18), external toothing (21) is inlaid on the inwall of groove (3), planetary wheel carrier (22) turning set is contained on central shaft (18), and outer rub body (17) is connected with planetary wheel carrier (22) by many joint pins (23).
CN201420533406.1U 2014-09-17 2014-09-17 A kind of blackboard-cleaning dust pelletizing system Expired - Fee Related CN204055096U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420533406.1U CN204055096U (en) 2014-09-17 2014-09-17 A kind of blackboard-cleaning dust pelletizing system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420533406.1U CN204055096U (en) 2014-09-17 2014-09-17 A kind of blackboard-cleaning dust pelletizing system

Publications (1)

Publication Number Publication Date
CN204055096U true CN204055096U (en) 2014-12-31

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Application Number Title Priority Date Filing Date
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107160913A (en) * 2017-06-30 2017-09-15 无锡市南长街小学 A kind of blackboard of being easy to cleaning of pupil
CN108583093A (en) * 2018-06-28 2018-09-28 潘明河 A kind of blackboard eraser with dedusting function
CN113232441A (en) * 2021-06-22 2021-08-10 张家港江苏科技大学产业技术研究院 Electric blackboard eraser

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107160913A (en) * 2017-06-30 2017-09-15 无锡市南长街小学 A kind of blackboard of being easy to cleaning of pupil
CN108583093A (en) * 2018-06-28 2018-09-28 潘明河 A kind of blackboard eraser with dedusting function
CN113232441A (en) * 2021-06-22 2021-08-10 张家港江苏科技大学产业技术研究院 Electric blackboard eraser

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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: 20141231

Termination date: 20160917

CF01 Termination of patent right due to non-payment of annual fee