CN109076795A - Harvester centrifugal fan electric speed regulation mechanism - Google Patents
Harvester centrifugal fan electric speed regulation mechanism Download PDFInfo
- Publication number
- CN109076795A CN109076795A CN201810051661.5A CN201810051661A CN109076795A CN 109076795 A CN109076795 A CN 109076795A CN 201810051661 A CN201810051661 A CN 201810051661A CN 109076795 A CN109076795 A CN 109076795A
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- China
- Prior art keywords
- helical teeth
- sliding block
- speed
- fan
- teeth sliding
- 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
- 230000008844 regulatory mechanism Effects 0.000 title claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims abstract description 25
- 230000033228 biological regulation Effects 0.000 claims abstract description 16
- 244000309464 bull Species 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 5
- 238000003306 harvesting Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F12/00—Parts or details of threshing apparatus
- A01F12/44—Grain cleaners; Grain separators
- A01F12/444—Fanning means
Abstract
The present invention relates to field of agricultural machinery, especially harvester centrifugal fan electric speed regulation mechanism, including automatically controlled transmission module and fan speed adjusting device, automatically controlled transmission module includes bottom plate, motor, sector rack and angular transducer, transmission gear is engaged with sector rack, sector rack is equipped with the first connecting hole and the second connecting hole, and the bull stick of angular transducer passes through the first connecting hole；Fan speed adjusting device includes the first helical teeth sliding block, the second helical teeth sliding block, speed belt wheel Moving plate and speed regulation belt wheel price fixing, first helical teeth sliding block is fixed by bolts on the connecting plate of fan, first helical teeth sliding block and the second helical teeth sliding block flank of tooth are installed in opposite directions and are intermeshed, second helical teeth sliding block is freely socketed on fan shaft and rotates relative to the first helical teeth sliding block, the connection of one end of second helical teeth sliding block and pull rod, the other end of pull rod is connect with the second connecting hole, and the present invention can solve the problem of manually changing more time-consuming rotation speed of the fan and inefficiency in the prior art.
Description
Technical field
The present invention relates to field of agricultural machinery, specific field is harvester centrifugal fan electric speed regulation mechanism.
Background technique
The most commonly used is the mode of selection by winnowing and screening cooperation, the cooperations of air-flow to blow clear sundries for the clear grain mode of harvester
From compass screen surface, outside blowout machine, be conducive to the separation of grain, but wind speed is excessive too small all bad, excessive easy loss grain, it is too small
Sundries is more, is frequently necessary to adjust rotation speed of the fan size according to the actual situation in actual use.
Tradition, which changes rotation speed of the fan, to be realized by manually adjusting fan belt wheel construction, specifically, increase and decrease Moving plate
After gasket quantity between price fixing, thus it is possible to vary the gap between Moving plate and price fixing, when gap becomes smaller, belt is in pulley groove
On move up, transmission radius increase, when gap becomes smaller, belt moves down on pulley groove, transmission radius reduce, transmission radius with turn
Speed is in inverse ratio, and rotation speed of the fan also accordingly changes while changing transmission radius, and this mode for changing rotation speed of the fan needs manually
It is manually operated and relatively time-consuming, and in actually harvesting, it can be frequently necessary to according to actual effect adjusting pad piece quantity, using this
The traditional mode of kind changes rotation speed of the fan can be fairly time consuming, influences the efficiency of harvesting.
Summary of the invention
The purpose of the present invention is to provide harvester centrifugal fan electric speed regulation mechanisms, to solve artificial hand in the prior art
Dynamic the problem of changing more time-consuming rotation speed of the fan and inefficiency.
To achieve the above object, the invention provides the following technical scheme: harvester centrifugal fan electric speed regulation mechanism, including
Automatically controlled transmission module and fan speed adjusting device, the automatically controlled transmission module include bottom plate, motor, sector rack and angle sensor
Device, the motor and sector rack are installed on bottom plate, and the angular transducer is installed on the upper of sector rack by mounting plate
It is square, transmission gear is housed, the transmission gear is engaged with sector rack, set on the sector rack on the output shaft of the motor
There are the first connecting hole and the second connecting hole, the bull stick of the angular transducer passes freely through the first connecting hole；
The fan speed adjusting device includes the first helical teeth sliding block being sequentially arranged on fan shaft, the second helical teeth sliding block, adjusts
Speed belt wheel Moving plate and speed regulation belt wheel price fixing, the first helical teeth sliding block is fixed by bolts on the connecting plate of fan, and described the
One helical teeth sliding block and the second helical teeth sliding block flank of tooth are installed in opposite directions and are intermeshed, and the second helical teeth sliding block is freely socketed in fan
It is rotated on axis and relative to the first helical teeth sliding block, one end of the second helical teeth sliding block and pull rod connects, the other end of the pull rod
It is connect with the second connecting hole.
Preferably, the speed belt wheel Moving plate is connect by Moving plate bolt with speed regulation belt wheel price fixing, the Moving plate bolt packet
Include nut and screw rod, screw rod is equipped with external thread section and non-threaded section, the external thread section between nut and non-threaded section,
The external thread section is threadedly coupled with speed regulation belt wheel price fixing, and the speed belt wheel Moving plate is set on non-threaded section.
It preferably, further include end ring, the end ring is socketed on the outer ring of speed belt wheel Moving plate installation axle and card
It is connected in the second helical teeth sliding block inner ring.
Preferably, dirt-proof boot is equipped between the first helical teeth sliding block and the second helical teeth sliding block.
Compared with prior art, the beneficial effects of the present invention are: pulling the second helical teeth module tune by automatically controlled transmission module
The spacing of whole two helical teeth modules makes belt at this to change speed belt wheel Moving plate and adjust the speed the gap between belt wheel price fixing
Gap occurs upper and lower displacement and uses harvester centrifugal fan electric adjustable provided by the invention to change the size of rotation speed of the fan
When fast institutional adjustment rotation speed of the fan, not needing to get off dismounts gasket, and mode of operation is convenient and quick, and the operating time is greatly saved,
Improve operating efficiency.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is automatically controlled transmission module structural schematic diagram in the present invention；
Fig. 3 is fan speed adjusting device structural schematic diagram in the present invention；
Fig. 4 is Fig. 2 along A-A sectional view；
Fig. 5 is fan speed adjusting device decomposition diagram in the present invention；
Fig. 6 is the first helical teeth sliding block and the second helical teeth slide block structure schematic diagram in the present invention.
In figure: 1 automatically controlled transmission module, 11 motors, 12 transmission gears, 13 sector racks, 131 first connecting holes, 132 second
Connecting hole, 14 angular transducers, 141 bull sticks, 2 fan speed adjusting devices, 21 first helical teeth sliding blocks, 22 second helical teeth sliding blocks, 23 are adjusted
Speed belt wheel Moving plate, 24 speed regulation belt wheel price fixings, 25 dirt-proof boots, 26 end rings, 27 fan shafts, 28 connecting plates, 29 Moving plate bolts, 3
Pull rod.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-6 is please referred to, the present invention provides a kind of technical solution: harvester centrifugal fan electric speed regulation mechanism, including electricity
Transmission module 1 and fan speed adjusting device 2 are controlled, automatically controlled transmission module 1 includes bottom plate, motor 11, sector rack 13 and angle sensor
Device 14, motor 11 and sector rack 13 are installed on bottom plate, and angular transducer 14 is installed on sector rack 13 by mounting plate
Top, transmission gear 12 is equipped on the output shaft of motor 11, and transmission gear 12 is engaged with sector rack 13, set on sector rack 13
There are the first connecting hole 131 and the second connecting hole 132, the bull stick 141 of angular transducer 14 passes freely through the first connecting hole 131；Wind
Fan speed regulation device 2 includes that the first helical teeth sliding block 21, the second helical teeth sliding block 22, the speed belt being sequentially arranged on fan shaft 27 move in turn
Disk 23 and speed regulation belt wheel price fixing 24, the first helical teeth sliding block 21 are fixed by bolts on the connecting plate 28 of fan, and the first helical teeth is sliding
Block 21 and 22 flank of tooth of the second helical teeth sliding block are installed in opposite directions and are intermeshed, and the second helical teeth sliding block 22 is freely socketed on fan shaft 27
And rotated relative to the first helical teeth sliding block 21, the second helical teeth sliding block 22 is connect with one end of pull rod 3, the other end of pull rod 3 and second
Connecting hole 132 connects, specifically, the installation axle on speed belt wheel Moving plate 23 is freely socketed on fan shaft 27, in speed regulation belt wheel
The installation axle outer ring of Moving plate 23 is also cased with end ring 26, and 26 outer ring of end ring and 22 inner ring of the second helical teeth sliding block are clamped.
Further, speed belt wheel Moving plate 23 is connect by Moving plate bolt 29 with speed regulation belt wheel price fixing 24, Moving plate bolt 29
Including nut and screw rod, screw rod is equipped with external thread section and non-threaded section, and external thread section is between nut and non-threaded section, outside
Thread segment is threadedly coupled with speed regulation belt wheel price fixing 24, and speed belt wheel Moving plate 23 is set on non-threaded section, the spiral shell of Moving plate bolt 29
Pole length be greater than any helical teeth sliding block helical teeth length, two helical teeth sliding blocks close to or far from when, in speed belt wheel Moving plate 23
Without departing from screw rod, the setting of Moving plate bolt 29 can prevent speed belt wheel Moving plate 23 from rotating.
Preferably, dirt-proof boot 25 is equipped between the first helical teeth sliding block 21 and the second helical teeth sliding block 22, dirt-proof boot 25 can be to prevent
Only dust enters, and extends the service life of equipment.
Working principle: when adjustment rotation speed of the fan, motor 11 works, and the transmission gear 12 of the driving of motor 11 lower section rotates, and passes
The rotation of moving gear 12 drives sector rack 13 to rotate, the angle feed-back that the bull stick 141 on angular transducer 14 turns over bull stick 141
To microprocessor, to assist the driving of motor 11, while sector rack 13 rotates, the second connecting hole 132 is rotated with it, with
The pull rod 3 of second connecting hole 132 connection also rotates with it, and pull rod 3 pulls the second helical teeth sliding block 22 to rotate while rotation, is turning
When dynamic, relative to the first helical teeth sliding block 21 left-right position movement occurs for the second helical teeth sliding block 22, when between two helical teeth sliding blocks
When distance increases, the second helical teeth sliding block 22 pushes speed belt wheel Moving plate 23 close to speed regulation belt wheel price fixing 24, makes speed belt wheel Moving plate
Gap reduces between 23 and speed regulation belt wheel price fixing 24, and the belt being arranged on this gap will move up, when two helical teeth sliding blocks it
Between distance reduce when, belt rotation strength will push speed belt wheel Moving plate 23 far from speed regulation belt wheel price fixing 24, make speed belt
It takes turns gap between Moving plate 23 and speed regulation belt wheel price fixing 24 to increase, belt will move down, and the size of transmission radius can be with belt
It moves up and down and changes, the revolving speed of fan is also just changed.
It is artificial without getting off when changing rotation speed of the fan using harvester centrifugal fan electric speed regulation mechanism provided by the invention
The quantity for adjusting gasket can be rapidly completed in harvesting hands- operation, and mode of operation is convenient and quick, when operation is greatly saved
Between, operating efficiency is improved, in addition angular transducer can incude angle that sector rack turns over and feed back to microprocessor, can be with
Assist operator's driving motor.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (4)
1. harvester centrifugal fan electric speed regulation mechanism, including automatically controlled transmission module (1) and fan speed adjusting device (2), feature
Be: the automatically controlled transmission module (1) includes bottom plate, motor (11), sector rack (13) and angular transducer (14), the electricity
Machine (11) and sector rack (13) are installed on bottom plate, and the angular transducer (14) is installed on sector rack by mounting plate
(13) top is equipped with transmission gear (12), the transmission gear (12) and sector rack on the output shaft of the motor (11)
(13) it engages, the sector rack (13) is equipped with the first connecting hole (131) and the second connecting hole (132), the angle sensor
The bull stick (141) of device (14) passes freely through the first connecting hole (131)；
The fan speed adjusting device (2) includes the first helical teeth sliding block (21), the second helical teeth being sequentially arranged on fan shaft (27)
Sliding block (22), speed belt wheel Moving plate (23) and speed regulation belt wheel price fixing (24), the first helical teeth sliding block (21) are bolted
In on the connecting plate (28) of fan, the first helical teeth sliding block (21) and second helical teeth sliding block (22) flank of tooth installs and mutual in opposite directions
Engagement, the second helical teeth sliding block (22) are freely socketed on fan shaft (27) and rotate relative to the first helical teeth sliding block (21), institute
It states the second helical teeth sliding block (22) to connect with one end of pull rod (3), the other end and the second connecting hole (132) of the pull rod (3) are even
It connects.
2. harvester centrifugal fan electric speed regulation mechanism according to claim 1, it is characterised in that: the speed belt moves in turn
Disk (23) is connect by Moving plate bolt (29) with belt wheel price fixing (24) are adjusted the speed, and the Moving plate bolt (29) includes nut and screw rod,
Screw rod is equipped with external thread section and non-threaded section, and the external thread section is between nut and non-threaded section, the external thread section
It is threadedly coupled with speed regulation belt wheel price fixing (24), the speed belt wheel Moving plate (23) is set on non-threaded section.
3. harvester centrifugal fan electric speed regulation mechanism according to claim 1, it is characterised in that: further include end ring
(26), the end ring (26) is socketed on the outer ring of speed belt wheel Moving plate (23) installation axle and is connected in the second helical teeth sliding block
(22) in inner ring.
4. harvester centrifugal fan electric speed regulation mechanism according to claim 1, it is characterised in that: first helical teeth is sliding
Dirt-proof boot (25) are equipped between block (21) and the second helical teeth sliding block (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810051661.5A CN109076795A (en) | 2018-01-19 | 2018-01-19 | Harvester centrifugal fan electric speed regulation mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810051661.5A CN109076795A (en) | 2018-01-19 | 2018-01-19 | Harvester centrifugal fan electric speed regulation mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109076795A true CN109076795A (en) | 2018-12-25 |
Family
ID=64839564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810051661.5A Pending CN109076795A (en) | 2018-01-19 | 2018-01-19 | Harvester centrifugal fan electric speed regulation mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109076795A (en) |
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| JP2000246777A (en) * | 1999-02-26 | 2000-09-12 | Meiki Co Ltd | Motor driven type mold clamping device |
| US20020062809A1 (en) * | 2000-11-30 | 2002-05-30 | Powers Michael V. | Variable speed drive for an auxiliary member in an internal combustion engine |
| CN201278694Y (en) * | 2008-09-01 | 2009-07-29 | 广州市科利亚农业机械有限公司 | Blower adjustment device for harvester |
| CN201705897U (en) * | 2010-06-26 | 2011-01-12 | 王秀芝 | Belt wheel convenient for changing rotate speed |
| CN201957476U (en) * | 2010-12-21 | 2011-09-07 | 福田雷沃国际重工股份有限公司 | Electric-control stepless speed regulating device for threshing cylinder of combine harvester |
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| RU146627U1 (en) * | 2014-05-05 | 2014-10-20 | Общество с ограниченной ответственностью "Комбайновый завод "Ростсельмаш" | DOUBLE CIRCUIT VLINED CLEANING VANATOR OF CLEANING FAN |
| CN204579192U (en) * | 2015-04-30 | 2015-08-26 | 中联重机股份有限公司 | A kind of harvester reel automatic speed governing device and grain header |
| CN205336927U (en) * | 2016-02-05 | 2016-06-29 | 四川农业大学 | Multi -functional cleaning plant of adjustable wind speed formula suitable for multiple different crop |
| CN106286745A (en) * | 2016-08-16 | 2017-01-04 | 江苏三能动力总成有限公司 | A kind of variable gear ratio mechanical supercharger |
| CN205937687U (en) * | 2016-08-30 | 2017-02-08 | 勇猛机械股份有限公司 | Chain drive adjusting device of high low velocity of ratio gear |
| US20170107991A1 (en) * | 2015-10-14 | 2017-04-20 | Ming Yi Lin | Electric fan |
| US20170114894A1 (en) * | 2015-10-23 | 2017-04-27 | Honda Motor Co., Ltd. | Working machine |
| CN207802831U (en) * | 2017-12-22 | 2018-09-04 | 江苏沃得农业机械有限公司 | A kind of electric speed regulation mechanism for harvester centrifugal fan |
| CN109076794A (en) * | 2017-12-22 | 2018-12-25 | 江苏沃得农业机械有限公司 | A kind of electric speed regulation mechanism for harvester centrifugal fan |
-
2018
- 2018-01-19 CN CN201810051661.5A patent/CN109076795A/en active Pending
Patent Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4964841A (en) * | 1989-05-25 | 1990-10-23 | 501 Aichi Kikai Kogyo Kabushiki Kaisha | Continuously variable transmission |
| JP2000246777A (en) * | 1999-02-26 | 2000-09-12 | Meiki Co Ltd | Motor driven type mold clamping device |
| US20020062809A1 (en) * | 2000-11-30 | 2002-05-30 | Powers Michael V. | Variable speed drive for an auxiliary member in an internal combustion engine |
| CN201278694Y (en) * | 2008-09-01 | 2009-07-29 | 广州市科利亚农业机械有限公司 | Blower adjustment device for harvester |
| CN201705897U (en) * | 2010-06-26 | 2011-01-12 | 王秀芝 | Belt wheel convenient for changing rotate speed |
| CN201957476U (en) * | 2010-12-21 | 2011-09-07 | 福田雷沃国际重工股份有限公司 | Electric-control stepless speed regulating device for threshing cylinder of combine harvester |
| CN202228644U (en) * | 2011-09-08 | 2012-05-23 | 现代农装株洲联合收割机有限公司 | Speed adjustable belt pulley |
| CN203537864U (en) * | 2013-09-13 | 2014-04-16 | 奇瑞重工股份有限公司 | Harvester fan speeder |
| CN103782731A (en) * | 2014-01-26 | 2014-05-14 | 洛阳理工学院 | Stepless speed change mechanism of threshing cylinder of combined harvester |
| CN103782714A (en) * | 2014-02-12 | 2014-05-14 | 奇瑞重工股份有限公司 | Harvester fan wind speed adjusting device and harvester |
| RU146627U1 (en) * | 2014-05-05 | 2014-10-20 | Общество с ограниченной ответственностью "Комбайновый завод "Ростсельмаш" | DOUBLE CIRCUIT VLINED CLEANING VANATOR OF CLEANING FAN |
| CN204579192U (en) * | 2015-04-30 | 2015-08-26 | 中联重机股份有限公司 | A kind of harvester reel automatic speed governing device and grain header |
| US20170107991A1 (en) * | 2015-10-14 | 2017-04-20 | Ming Yi Lin | Electric fan |
| US20170114894A1 (en) * | 2015-10-23 | 2017-04-27 | Honda Motor Co., Ltd. | Working machine |
| CN205336927U (en) * | 2016-02-05 | 2016-06-29 | 四川农业大学 | Multi -functional cleaning plant of adjustable wind speed formula suitable for multiple different crop |
| CN106286745A (en) * | 2016-08-16 | 2017-01-04 | 江苏三能动力总成有限公司 | A kind of variable gear ratio mechanical supercharger |
| CN205937687U (en) * | 2016-08-30 | 2017-02-08 | 勇猛机械股份有限公司 | Chain drive adjusting device of high low velocity of ratio gear |
| CN207802831U (en) * | 2017-12-22 | 2018-09-04 | 江苏沃得农业机械有限公司 | A kind of electric speed regulation mechanism for harvester centrifugal fan |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 213000 Zhenjiang City, Jiangsu city of Danyang province Beizhen City Industrial Park, Dan pi Applicant after: Jiangsu wode Agricultural Machinery Co., Ltd Address before: 213000 Zhenjiang City, Jiangsu city of Danyang province Beizhen City Industrial Park, Dan pi Applicant before: JIANGSU WORLD AGRICULTURAL MACHINERY Co.,Ltd. |
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