CN106602841A - Permanent-magnet speed regulator speed regulation mechanism - Google Patents
Permanent-magnet speed regulator speed regulation mechanism Download PDFInfo
- Publication number
- CN106602841A CN106602841A CN201710053093.8A CN201710053093A CN106602841A CN 106602841 A CN106602841 A CN 106602841A CN 201710053093 A CN201710053093 A CN 201710053093A CN 106602841 A CN106602841 A CN 106602841A
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- CN
- China
- Prior art keywords
- thrust bearing
- output shaft
- permanent
- lead screw
- rotor
- 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.)
- Withdrawn
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K49/00—Dynamo-electric clutches; Dynamo-electric brakes
- H02K49/10—Dynamo-electric clutches; Dynamo-electric brakes of the permanent-magnet type
- H02K49/104—Magnetic couplings consisting of only two coaxial rotary elements, i.e. the driving element and the driven element
- H02K49/108—Magnetic couplings consisting of only two coaxial rotary elements, i.e. the driving element and the driven element with an axial air gap
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
A permanent-magnet speed regulator speed regulation mechanism comprises an adjusting motor, an active gear, a driven gear, a hollow lead screw, an adjusting nut, a pull bar, a sliding sleeve, a first thrust bearing and a second thrust bearing. A permanent-magnet speed regulator comprises an active rotor, a driven rotor and an output shaft which are coaxially arranged. An inner ring of the first thrust bearing is assembled to a right side of the output shaft and the hollow lead screw is assembled to an outer ring of the first thrust bearing. The driven gear is coaxially and fixedly connected to a right side of an outer ring of the hollow lead screw. The adjusting nut is connected to the hollow lead screw in a threaded connection mode. An inner ring of the second thrust bearing is assembled to an outer wall of the driven rotor. An inner hole wall of the sliding sleeve is assembled to an outer ring of the second thrust bearing. A left end and a right end of the pull bar are fixedly connected to the sliding sleeve and the adjusting nut. In the invention, through screw thread transmission of the hollow lead screw, compactedness of permanent-magnet speed regulator speed regulation is increased, fine tuning can be realized and transmission precision and smoothness are greatly increased.
Description
Technical field
The invention belongs to permanent magnetic speed-adjusting technical field, more particularly to a kind of permanent-magnet speed governor speed adjusting gear.
Background technology
Permanent-magnet speed governor is mainly made up of conductor rotor, p-m rotor and the part of speed adjusting gear three, and conductor rotor is fixed on
On motor output shaft, p-m rotor is arranged on output shaft.There is gap (referred to as air gap) between conductor rotor and p-m rotor.Adjust
Fast mechanism controls p-m rotor is moved axially in reciprocal fashion, to change the air gap between conductor rotor and p-m rotor, so as to adjust
Load speed.
At present conventional permanent-magnet speed governor speed adjusting gear mainly has pinion and-rack, cam-type, oblique slot type etc., this kind of speed governing
Often physical dimension is larger for mechanism, takes up room more, and degree of regulation is relatively low.
The content of the invention
The present invention is in order to solve weak point of the prior art, there is provided a kind of compact conformation, degree of regulation are high, stability
By force, can be used for the speed adjusting gear of disc type and cartridge type permanent-magnet speed governor.
To solve above-mentioned technical problem, the present invention is adopted the following technical scheme that：A kind of permanent-magnet speed governor speed adjusting gear, including
Regulation motor, driving gear, driven gear, hollow lead screw, adjusting nut, pull bar, sliding sleeve, guide rail, the first thrust bearing and
Two thrust bearings；
Permanent-magnet speed governor includes power rotor, driven rotor and the output shaft being coaxially set, it is assumed that output shaft is horizontally disposed with, with
The left end of output shaft is power intake, right-hand member is clutch end, between power rotor right flank and driven rotor left surface
With gap, driven rotor center offers through hole, and output shaft left end coordinates with through hole to be installed, and output shaft left side outer wall is along axis
Direction is provided with feather key, and the through-hole wall of driven rotor offers in the axial direction the guiding with feather key axial sliding fit
Groove；
The inner ring of the first thrust bearing is assemblied in the right side of output shaft, and the inner hole wall of hollow lead screw is assemblied in the first thrust bearing
Outer ring, driven gear coaxial line is arranged and is fixedly connected on hollow lead screw outer ring right side, and driving gear is arranged on regulation motor
Engage on main shaft and with driven gear, adjusting nut is threaded on hollow lead screw, adjusting nut outer wall is opened in the axial direction
It is provided with the gathering sill coordinated with slide；The inner ring of the second thrust bearing is assemblied in driven rotor outer wall, sliding sleeve endoporus wall
The outer ring of the second thrust bearing is fitted over, pull bar left end and right-hand member are fixedly connected respectively with sliding sleeve and adjusting nut.
First thrust bearing is provided with two, and output shaft is provided with what is contacted with the first thrust bearing inner ring left surface in left side
The shaft shoulder, is threaded with the clamp nut with the first thrust bearing inner ring right flank press fit on right side on output shaft, hollow
Leading screw inwall be provided with the ring-shaped step of two the first thrust bearing outer ring press fits.
The left gland that is arranged with driven rotor on the left of the second thrust bearing and on the right side of the second thrust bearing
Right gland, left gland excircle has been wholely set left limit ring, and right gland excircle has been wholely set right limit ring, and sliding sleeve is pressed from both sides
Hold between left limit ring and right limit ring.
Sliding sleeve is cylindrical symmetrically to offer two grooves with regard to the center of circle, and pull bar is provided with two, and the left end of every pull bar is assembled
In a groove.
Using above-mentioned technical proposal, the regulation motor in the present invention is fixed and is located on the pedestal of permanent-magnet speed governor, and guide rail is solid
It is scheduled on the pedestal of permanent-magnet speed governor.In normal operation, power rotor magnetically-actuated driven rotor is rotated permanent-magnet speed governor, from
Dynamic rotor drives output shaft rotation by feather key, the inner ring of the first thrust bearing and the second thrust bearing with driven rotor and
Output shaft rotates, and the outer ring of the first thrust bearing, the outer ring of the second thrust bearing, sliding sleeve and hollow lead screw are motionless.
When needing to carry out speed governing, start regulation motor, regulation motor drives driving gear to rotate, engages with driving gear
Driven gear rotate, driven gear drive hollow lead screw rotate, be threaded in the adjusting nut on hollow lead screw in guide rail
Restriction under, not with hollow lead screw rotate, can only move axially along hollow lead screw, thus by pull bar drive sliding sleeve along axle
To direction movement, under sliding over the clamping of left limit ring and right limit ring, driven rotor is driven to move along the axial direction of output shaft
It is dynamic, the size in gap between power rotor right flank and driven rotor left surface is thus adjusted, so as to reach the purpose of speed governing.
In sum, the present invention can be used for the speed governing of disc type and cartridge type permanent-magnet speed governor, by the screw thread of hollow lead screw
Transmission not only increases the compactedness of permanent-magnet speed governor, can also realize fine setting, substantially increases the precision and stationarity of transmission.
Description of the drawings
Fig. 1 is the structural representation of the present invention.
Specific embodiment
It is as shown in figure 1, a kind of permanent-magnet speed governor speed adjusting gear of the present invention including regulation motor 1, driving gear 2, driven
Gear 3, hollow lead screw 4, adjusting nut 5, pull bar 6, sliding sleeve 7, guide rail 22, the first thrust bearing 8 and the second thrust bearing 9.
Permanent-magnet speed governor includes power rotor 10, driven rotor 11 and the output shaft 12 being coaxially set, it is assumed that output shaft
12 be horizontally disposed with, with the left end of output shaft 12 as power intake, right-hand member as clutch end, the right flank of power rotor 10 and from
There is gap 13, the center of driven rotor 11 offers through hole, and the left end of output shaft 12 is plugged and is assemblied between the left surface of dynamic rotor 11
In through hole, the left side outer wall of output shaft 12 is provided with the axial direction feather key 14, and the through-hole wall of driven rotor 11 is in the axial direction
It is provided with the gathering sill with the axial sliding fit of feather key 14.
The inner ring of the first thrust bearing 8 is assemblied in the right side of output shaft 12, and the inner hole wall of hollow lead screw 4 is assemblied in first and pushes away
The outer ring of power bearing 8, the coaxial line of driven gear 3 is arranged and is fixedly connected on the outer ring of hollow lead screw 4 right side, and driving gear 2 is installed
Engage on the main shaft of regulation motor 1 and with driven gear 3, adjusting nut 5 is threaded on hollow lead screw 4, adjusting nut 5
Outer wall offers in the axial direction the gathering sill being slidably matched with guide rail 22；The inner ring of the second thrust bearing 9 is assemblied in driven turn
Sub 11 outer walls, the inner hole wall of sliding sleeve 7 is assemblied in the outer ring of the second thrust bearing 9, the left end of pull bar 6 and right-hand member respectively with sliding sleeve 7 and adjust
Section nut 5 is fixedly connected.
First thrust bearing 8 is provided with two, and output shaft 12 is provided with and is connect with the inner ring left surface of the first thrust bearing 8 in left side
The tactile shaft shoulder 15, is threaded with the fastening with the inner ring right flank press fit of the first thrust bearing 8 on right side on output shaft 12
Nut 16, the inwall of hollow lead screw 4 be provided with the ring-shaped step 17 of two outer ring press fits of the first thrust bearing 8.
It is arranged with driven rotor 11 positioned at the left gland 18 in the left side of the second thrust bearing 9 and positioned at the second thrust bearing 9
The right gland 19 on right side, the excircle of left gland 18 has been wholely set left limit ring 20, and the excircle of right gland 19 has been wholely set the right side
Spacing ring 21, sliding sleeve 7 is clamped between left limit ring 20 and right limit ring 21.
Sliding sleeve 7 is cylindrical symmetrically to offer two grooves with regard to the center of circle, and pull bar 6 is provided with two, and the left end of every pull bar 6 is filled
Fit in a groove.
Regulation motor 1 in the present invention is fixed and is located on the pedestal of permanent-magnet speed governor, and guide rail 22 is fixed on permanent-magnet speed governor
Pedestal on.In normal operation, the magnetically-actuated driven rotor 11 of power rotor 10 is rotated permanent-magnet speed governor, and driven rotor 11 leads to
Crossing feather key 14 drives output shaft 12 to rotate, and the inner ring of the first thrust bearing 8 and the second thrust bearing 9 is with the He of driven rotor 11
Output shaft 12 rotates, and the outer ring of the first thrust bearing 8, the outer ring of the second thrust bearing 9, sliding sleeve 7 and hollow lead screw 4 are motionless.
When needing to carry out speed governing, start regulation motor 1, regulation motor 1 drives driving gear 2 to rotate, with driving gear 2
The driven gear 3 of engagement is rotated, and driven gear 3 drives hollow lead screw 4 to rotate, the regulation spiral shell being threaded on hollow lead screw 4
Female 5 under the restriction of guide rail 22, not as hollow lead screw 4 is rotated, can only move along the axis direction of hollow lead screw 4 and guide rail 22
It is dynamic, thus drive sliding sleeve 7 in axial direction to move by pull bar 6, clamping of the sliding sleeve 7 in left limit ring 20 and right limit ring 21
Under, drive driven rotor 11 to move along the axial direction of output shaft 12, thus adjust the right flank of power rotor 10 and driven turn
The size in gap 13 between sub 11 left surfaces, so as to reach the purpose of speed governing.
The present embodiment not makees any pro forma restriction to shape, material, structure of the invention etc., every according to this
Any simple modification, equivalent variations and modification that bright technical spirit is made to above example, belong to the technology of the present invention side
The protection domain of case.
Claims (4)
1. a kind of permanent-magnet speed governor speed adjusting gear, it is characterised in that：Including regulation motor, driving gear, driven gear, air silk
Thick stick, adjusting nut, pull bar, sliding sleeve, guide rail, the first thrust bearing and the second thrust bearing；
Permanent-magnet speed governor includes power rotor, driven rotor and the output shaft being coaxially set, it is assumed that output shaft is horizontally disposed with, with
The left end of output shaft is power intake, right-hand member is clutch end, between power rotor right flank and driven rotor left surface
With gap, driven rotor center offers through hole, and output shaft left end coordinates with through hole to be installed, and output shaft left side outer wall is along axis
Direction is provided with feather key, and the through-hole wall of driven rotor offers in the axial direction the guiding with feather key axial sliding fit
Groove；
The inner ring of the first thrust bearing is assemblied in the right side of output shaft, and the inner hole wall of hollow lead screw is assemblied in the first thrust bearing
Outer ring, driven gear coaxial line is arranged and is fixedly connected on hollow lead screw outer ring right side, and driving gear is arranged on regulation motor
Engage on main shaft and with driven gear, adjusting nut is threaded on hollow lead screw, adjusting nut outer wall is opened in the axial direction
It is provided with the gathering sill coordinated with slide；The inner ring of the second thrust bearing is assemblied in driven rotor outer wall, sliding sleeve endoporus wall
The outer ring of the second thrust bearing is fitted over, pull bar left end and right-hand member are fixedly connected respectively with sliding sleeve and adjusting nut.
2. a kind of permanent-magnet speed governor speed adjusting gear according to claim 1, it is characterised in that：First thrust bearing is provided with two
Individual, output shaft is provided with the shaft shoulder contacted with the first thrust bearing inner ring left surface in left side, be threaded with output shaft with
The clamp nut of the first thrust bearing inner ring right flank press fit on right side, hollow lead screw inwall is provided with and pushes away with two first
The ring-shaped step of power bearing outer ring press fit.
3. a kind of permanent-magnet speed governor speed adjusting gear according to claim 1 and 2, it is characterised in that：It is arranged on driven rotor
There are the left gland on the left of the second thrust bearing and the right gland on the right side of the second thrust bearing, left gland excircle one
Left limit ring is provided with, right gland excircle has been wholely set right limit ring, and sliding sleeve is clamped in left limit ring and right limit ring
Between.
4. a kind of permanent-magnet speed governor speed adjusting gear according to claim 1 and 2, it is characterised in that：Sliding sleeve is cylindrical with regard to circle
The heart symmetrically offers two grooves, and pull bar is provided with two, and the left end of every pull bar is assemblied in a groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710053093.8A CN106602841A (en) | 2017-01-24 | 2017-01-24 | Permanent-magnet speed regulator speed regulation mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710053093.8A CN106602841A (en) | 2017-01-24 | 2017-01-24 | Permanent-magnet speed regulator speed regulation mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106602841A true CN106602841A (en) | 2017-04-26 |
Family
ID=58585270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710053093.8A Withdrawn CN106602841A (en) | 2017-01-24 | 2017-01-24 | Permanent-magnet speed regulator speed regulation mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106602841A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107453536A (en) * | 2017-08-24 | 2017-12-08 | 北京动力机械研究所 | High efficiency motor mechanism transmission mechanism |
| CN107947415A (en) * | 2018-01-04 | 2018-04-20 | 沈阳工业大学 | A kind of bilinear magneto |
| CN110604121A (en) * | 2019-09-19 | 2019-12-24 | 国网山东省电力公司青岛供电公司 | Timely-driving windmill bird repeller and control method |
| CN114123716A (en) * | 2021-11-12 | 2022-03-01 | 重庆浦仁达科技有限公司 | Permanent magnet speed regulator adjusting device and permanent magnet speed regulator |
| CN114452875A (en) * | 2022-04-11 | 2022-05-10 | 山东福尔特种设备有限公司 | Magnetic stirrer with noise reduction function |
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| JP2009177863A (en) * | 2008-01-21 | 2009-08-06 | Tsubakimoto Chain Co | Disk type magnetic coupling, its assembly method, and jig for assembling disk type magnetic coupling |
| CN102624198A (en) * | 2012-04-20 | 2012-08-01 | 林贵生 | Permanent magnetic coupling transmission, braking or load device with cooling and lubricating device |
| CN103051152A (en) * | 2012-12-05 | 2013-04-17 | 上海敏戈机电科技有限公司 | Permanent magnet speed governor |
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| CN206442276U (en) * | 2017-01-24 | 2017-08-25 | 河南理工大学 | A kind of permanent-magnet speed governor speed adjusting gear |
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2017
- 2017-01-24 CN CN201710053093.8A patent/CN106602841A/en not_active Withdrawn
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009177863A (en) * | 2008-01-21 | 2009-08-06 | Tsubakimoto Chain Co | Disk type magnetic coupling, its assembly method, and jig for assembling disk type magnetic coupling |
| CN102624198A (en) * | 2012-04-20 | 2012-08-01 | 林贵生 | Permanent magnetic coupling transmission, braking or load device with cooling and lubricating device |
| CN103051152A (en) * | 2012-12-05 | 2013-04-17 | 上海敏戈机电科技有限公司 | Permanent magnet speed governor |
| CN203708079U (en) * | 2014-03-03 | 2014-07-09 | 潍坊鑫海管业股份有限公司 | Novel permanent magnet speed-regulator |
| CN104124854A (en) * | 2014-07-23 | 2014-10-29 | 鞍山钦元节能设备制造有限公司 | Water-cooling permanent magnet speed regulation device with hydraulic actuating mechanism |
| CN105356723A (en) * | 2015-12-11 | 2016-02-24 | 高学田 | High-reliability energy-saving permanent-magnet speed regulation machine |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107453536A (en) * | 2017-08-24 | 2017-12-08 | 北京动力机械研究所 | High efficiency motor mechanism transmission mechanism |
| CN107453536B (en) * | 2017-08-24 | 2019-11-29 | 北京动力机械研究所 | High efficiency motor mechanism transmission mechanism |
| CN107947415A (en) * | 2018-01-04 | 2018-04-20 | 沈阳工业大学 | A kind of bilinear magneto |
| CN107947415B (en) * | 2018-01-04 | 2023-10-27 | 沈阳工业大学 | Double-linear permanent magnet motor |
| CN110604121A (en) * | 2019-09-19 | 2019-12-24 | 国网山东省电力公司青岛供电公司 | Timely-driving windmill bird repeller and control method |
| CN114123716A (en) * | 2021-11-12 | 2022-03-01 | 重庆浦仁达科技有限公司 | Permanent magnet speed regulator adjusting device and permanent magnet speed regulator |
| CN114123716B (en) * | 2021-11-12 | 2023-05-12 | 重庆浦仁达科技有限公司 | Permanent magnet speed regulator adjusting device and permanent magnet speed regulator |
| CN114452875A (en) * | 2022-04-11 | 2022-05-10 | 山东福尔特种设备有限公司 | Magnetic stirrer with noise reduction function |
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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 | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170426 |
|
| WW01 | Invention patent application withdrawn after publication |