CN205178841U - Energy -conserving permanent magnetism governor of high reliability - Google Patents
Energy -conserving permanent magnetism governor of high reliability Download PDFInfo
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- CN205178841U CN205178841U CN201521023652.3U CN201521023652U CN205178841U CN 205178841 U CN205178841 U CN 205178841U CN 201521023652 U CN201521023652 U CN 201521023652U CN 205178841 U CN205178841 U CN 205178841U
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- governor
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Abstract
The utility model provides an energy -conserving permanent magnetism governor of high reliability to it is complicated to overcome current permanent magnetism governor structure, and the manufacture craft is loaded down with trivial details, and efficiency is not high not enough, and the reliability from improving the permanent magnetism governor in essence. It is including the drive rotor with by the drive rotor, by the drive rotor fix with spline output shaft complex spline housing on, the spline output shaft rotates to set up and sheathes in at the location bearing, sheathe in at the location bearing and be provided with worm gear mechanism and be used for worm shaft pivoted actuating mechanism, the spline housing rotates and sets up on the speed governing bearing housing, is fixed with sliding guide and lead screw on the speed governing bearing housing, lead screw and coaxial worm wheel cooperation, sliding guide and the location bearing seat sliding fit who supports the location bearing cover, by the fixed permanent magnet of drive rotor periphery, drive rotor periphery stationary metal conductor loop, the permanent magnet is relative, gapped between the two radially with the metallic conductor ring, through actuating mechanism drive worm worm mechanism, change the relative position that permanent magnet and metallic conductor encircled.
Description
Technical field
This technology belongs to electro-mechanical arts, specifically, is a kind of high reliability energy-saving permanent-magnet governor.
Background technology
Permanent magnetic speed-adjusting machine, comprises coaxial driving rotor and is driven rotor; Be arranged on output shaft by driving rotor outer periphery fixed permanent magnet; Drive rotor outer periphery fixing metal conductor loops; Permanent magnet and metallic conductor ring diametrically, and have gap between the two; When being driven rotor relative to the axial location driving rotor by adjusting device adjustment, just moved axially relative to metallic conductor ring by the epitrochanterian permanent magnet of driving, so just change permanent magnet and metallic conductor ring in the length be axially superimposed, also just magnetic flux is changed, thus change the power transmitted, realize speed governing object.But existing adjusting device complex structure, installation, debug difficulties, entirety is reliably low.
Summary of the invention
The object of this technology is to provide a kind of high reliability energy-saving permanent-magnet governor, and to overcome existing permanent magnetic speed-adjusting machine complex structure, manufacture craft is loaded down with trivial details, the not high deficiency of efficiency, and inherently improves the reliability of permanent magnetic speed-adjusting machine.
High reliability energy-saving permanent-magnet governor described in this technology, comprises coaxial driving rotor and is driven rotor; Be fixed on by driving rotor on the spline housing coordinated with splined output shaft; Splined output shaft is arranged on location bearing by location bearing rotation and puts; Location bearing cover is provided with worm-and-wheel gear and the actuator for driving worm screw to rotate; Spline housing is arranged on speed regulating bearing by speed regulating bearing rotation and puts, and speed regulating bearing cover is fixed with the sliding guide and screw mandrel that are parallel to splined output shaft; Screw mandrel and coaxial worm gear; Sliding guide is slidably matched with the positioning bearing seat of supporting and location bearing holder (housing, cover) on the direction being parallel to splined output shaft axis; By driving rotor outer periphery fixed permanent magnet; Drive rotor outer periphery fixing metal conductor loops; Permanent magnet and metallic conductor ring diametrically, and have gap between the two; When driving worm screw by actuator, worm gear wheel, drives speed regulating bearing cover, spline housing with the screw mandrel of worm gear, is driven rotor, permanent magnet moves axially relative to splined output shaft, thus changes the relative position of permanent magnet and metallic conductor ring.
Above-mentioned high reliability energy-saving permanent-magnet governor, described actuator is electric operator and/or manual actuator.Electric operator, manual actuator are prior art, are equipped with electric operator and manual actuator simultaneously, when can effectively prevent electric operator under fortuitous event to lose efficacy, adopt manual actuator to carry out speed governing.
Above-mentioned high reliability energy-saving permanent-magnet governor, described actuator is electric operator, and electric operator has the control handle for controlling electric operator action and the intelligent control system for the action of Long-distance Control electric operator.Control handle may be used for field control, adopts intelligent control system to realize Long-distance Control.
Above-mentioned high reliability energy-saving permanent-magnet governor, metallic conductor ring is arranged on the gelled steel skeleton inner surface of periphery tool, and steel skeleton is connected with driving rotor; Driving the periphery of rotor and the side place being positioned at steel skeleton arranges fan blade; When fan blade is with driving rotor turns, cooling air is by discharging through fan blade behind the gap between abutting fins and described gap.Adopt the gelled steel skeleton of tool, dispel the heat faster.Drive on rotor and fan blade is set, drive rotor turns, fan blade rotates and forms fan, sucks the cooling air that passes through in the gap from the gap between fin, between permanent magnet and metallic conductor ring and discharges, cooling is forced to permanent magnet, metallic conductor ring, steel skeleton etc., effectively prevents high temperature failure.
Above-mentioned high reliability energy-saving permanent-magnet governor, is provided with the cooling air guide ring for the cooling air by described gap being imported in fan blade between fin peripheral part and fan blade peripheral part.Further ensure cooling air by cooling air guide ring and can arrive fan blade by the inside of cooling air guide ring.
Above-mentioned high reliability energy-saving permanent-magnet governor, the spline on splined output shaft is positioned at the one end near driving rotor, is tightly connected for the side covering spline protective cover and spline housing that splined output shaft has spline one end.Spline protective cover can prevent the impurity such as dust from falling into spline.
Above-mentioned high reliability energy-saving permanent-magnet governor, permanent magnet outer surface becomes α angle with by drives rotor shaft line, α=1 ° ~ 12 °.
The beneficial effect of this technology: the speed regulating device of the high reliability energy-saving permanent-magnet governor of this technology are positioned at the outlet side of positioning bearing seat, inner surface studs with the driving rotor of metallic conductor ring and is positioned at the input side of positioning bearing seat by driving rotor, can be connected with driving rotor by shaft coupling for driving the motor output shaft driving rotor turns, the rotor that driven circumferentially arranging Nd-Fe-B permanent magnet is arranged on spline housing, and spline housing is arranged on splined output shaft splined end.When speed regulating device drive spline interplanting to move axially, also moved axially by driving rotor, so just change and drive rotor and by the magnetic flux driven between rotor, when driving rotor and being driven rotor to there is slippage, drive the vortex flow size in the metallic conductor ring of rotor to change, the magnetic field size that vortex flow produces also changes, and interactional magnetic force size is along with change, thus output torque is changed, so just achieve the object to load speed governing.Speed regulating device in this technology mainly comprise actuator, worm-and-wheel gear, screw mandrel, speed regulating bearing cover, sliding guide, positioning bearing seat etc., actuator's action, worm screw is driven to rotate, the worm gear wheel coordinated with worm screw, because worm gear can not move axially, therefore move axially with regard to (drive speed regulating bearing cover, speed regulating device, spline housing, driven rotor etc.) with the screw mandrel of worm gear, thus change the relative position of permanent magnet and metallic conductor ring, realize speed governing object.Sliding guide and positioning bearing seat are slidably matched, and play reliable guide effect to the movement of screw mandrel and speed regulating bearing cover.
The advantages such as it is high that this high reliability energy-saving permanent-magnet governor has reliability, and cost is low, and energy-saving effect is remarkable, installs, debugging, easy to maintenance, practical, have broad prospect of application in variable speed energy saving field.
Accompanying drawing explanation
Fig. 1 is the structural representation of high reliability energy-saving permanent-magnet governor;
Fig. 2 is that high reliability energy-saving permanent-magnet governor output torque diminishes, load speed decline schematic diagram;
Fig. 3 is the schematic diagram driving rotor etc.;
Fig. 4 is the enlarged diagram of fin etc.;
Fig. 5 is driven the schematic diagram of rotor etc.;
Fig. 6 is the schematic diagram of spline housing;
Fig. 7 is the schematic diagram of turbine worm reducing gear etc.;
Fig. 8 is the right view of Fig. 7;
The schematic diagram of Tu9Shi actuator etc.;
Figure 10 is the right view of Fig. 9.
Embodiment
In order to describe this technology in detail, be described in further detail below in conjunction with accompanying drawing.
The realization of this technology is based on such principle: when monoblock conductor is placed in alternating magnetic field, can produce vortex flow in conductor.The magnetic field that vortex flow produces and former alternating magnetic field interact, and produce magnetic interaction.This magnetic interaction is produced moment of torsion to what rotate by time on driving rotor, realizes transmission of power.
For achieving the above object, this technology takes such technical scheme, as shown in Figure 1, this technology is primarily of fan blade 1, radiator 2, steel skeleton 3, cooling air 4, metallic conductor ring 5, permanent magnet 6, by driving rotor 7, electric operator 8, turbine worm reducing gear 9, scroll bar 10, screw mandrel 11, bearing holder (housing, cover) 12, location bearing 13, location bearing inner shield ring 14, splined output shaft 15, the outer oil cap 16 of location bearing, the outer back-up ring 17 of location bearing, sliding guide 18, positioning bearing seat 19, oil cap 20 in location bearing, oil cap 21 in speed regulating bearing, speed regulating bearing cover 22, speed regulating bearing 23, the outer oil cap 24 of speed regulating bearing, spline housing 25, spline protective cover 26, drive rotor 27, motor coupler 28, fan 29, cooling air guide ring 30, radiator set bolt 38, handwheel 31, motor and driving 32, indicating window 33, terminal box 34, intelligent control system 35, field control knob 36 forms.
The operation principle of high reliability energy-saving permanent-magnet governor:
Drive rotor 27 (shown in Fig. 3) to be provided with shown in radiator 2(Fig. 4 by steel skeleton 3, fan 29, outer surface), inner surface is provided with two metallic conductor rings 5 separated by a distance and forms.Shown in driving rotor 7(Fig. 5) circumferential outer surface is provided with permanent magnet 6, is arranged on spline housing 25 (as shown in Figure 6) by driving rotor 7.Rotor 27 is driven to be enclosed within by outside driving rotor 7, as shown in Figure 1.Splined output shaft 15 splined end inserts spline housing 25, and in order to prevent dust, spline top is provided with spline protective cover 26.Speed regulating bearing cover 22 is arranged on spline housing 25 by oil cap 21, the outer oil cap 24 of speed regulating bearing in speed regulating bearing 23, speed regulating bearing.Splined output shaft 15 is arranged on positioning bearing seat 19 by oil cap 20, the outer oil cap 16 of location bearing in bearing holder (housing, cover) 12, location bearing 13, location bearing inner shield ring 14, the outer back-up ring 17 of location bearing, location bearing.Electric operator 8, turbine worm reducing gear 9 are arranged on positioning bearing seat 19.The output of electric operator 8 is connected with scroll bar 10.The turbine worm reducing gear 9 (as shown in Figure 7,8) be arranged on positioning bearing seat 19 overlaps 22 by screw mandrel 11 and speed regulating bearing and is connected.Overlap 22 to allow speed regulating bearing to move axially, prevent from speed regulating bearing from overlapping 22 to rotate, be provided with sliding guide 18, sliding guide 18 one end and speed regulating bearing overlap 22 and are connected, the other end is through hole corresponding on positioning bearing seat 19, and constraint sliding guide 18 can only slide along hole corresponding on positioning bearing seat 19.
Electric operator 8 is by handwheel 31, motor and drive 32, indicating window 33, terminal box 34, intelligent control system 35, field control knob 36 form, as shown in Fig. 9,10.Handwheel 31 is for Non-follow control, and when rotating handwheel 31, electric operator 8 drives screw mandrel 11 to move axially by turbine worm reducing gear 9, and the speed regulating bearing be connected with screw mandrel 11 overlaps 22 and drives and driven rotor 7 to move axially simultaneously.During Electronic control, the motor of electric operator 8 drives turbine worm reducing gear 9, in like manner makes to be driven rotor 7 to move axially simultaneously.Electric operator 8 can carry out field control by field control knob 36, indicating window 33, also can pass through intelligent control system 35 Long-distance Control.
As shown in Figure 2, when electric operator 8 drive by driving rotor 7 move right time, namely move to load-side, magnetic flux diminishes, and vortex flow is corresponding to diminish, and the magnetic field that vortex flow produces dies down, vortex flow produce magnetic field with by the permanent magnet magnetic field interactions driven in rotor circumference, magnetic force dies down, and output torque diminishes, and load speed declines.Otherwise load speed rises.
When speed regulating device drive is moved to load end by driving rotor, magnetic flux diminishes, and vortex flow is corresponding to diminish, vortex flow produce magnetic field die down, vortex flow produce magnetic field with by the permanent magnet magnetic field interactions driven in rotor circumference, magnetic force dies down, output torque diminishes, and load speed declines.When speed regulating device drive is moved to motor side by driving rotor, magnetic flux quantitative change is large, and vortex flow strains greatly mutually, vortex flow produce magnetic field grow, vortex flow produce magnetic field with by the permanent magnet magnetic field interactions driven in rotor circumference, magnetic force grow, output torque becomes large, and load speed raises.So just achieve stepless speed regulation.
When high reliability energy-saving permanent-magnet governor runs, the heat that vortex flow can produce.In order to take away the heat that vortex flow produces, driving rotor 27 is provided with fan 29, outer surface is provided with radiator 2, and radiator 2 is fixed on steel skeleton 3 by radiator set bolt 31.The heat of radiator 2 is taken away by part cooling air 4, and cooling air 4 is extracted out from metallic conductor ring 5 with by the gap driven between rotor 7 by fan blade 1 by another part cooling air 4.The heat that metallic conductor ring 5 li of vortex flows produce, from metallic conductor ring 5 with when being flow through by the gap driven between rotor 7, is directly taken away by cooling air 4.In order to make fan blade 1 exhausting better effects if, devise cooling air guide ring 30.
In order to improve the reliability of energy-saving permanent-magnet governor, being designed to truncated cone by driving rotor 7 outer surface, being become a α angle with axis, α angle 1 ° ~ 12 ° by driving rotor 7 outer surface.
Claims (7)
1. a high reliability energy-saving permanent-magnet governor, comprises coaxial driving rotor and is driven rotor; It is characterized in that: be fixed on the spline housing coordinated with splined output shaft by driving rotor; Splined output shaft is arranged on location bearing by location bearing rotation and puts; Location bearing cover is provided with worm-and-wheel gear and the actuator for driving worm screw to rotate; Spline housing is arranged on speed regulating bearing by speed regulating bearing rotation and puts, and speed regulating bearing cover is fixed with the sliding guide and screw mandrel that are parallel to splined output shaft; Screw mandrel and coaxial worm gear; Sliding guide is slidably matched with the positioning bearing seat of supporting and location bearing holder (housing, cover) on the direction being parallel to splined output shaft axis; By driving rotor outer periphery fixed permanent magnet; Drive rotor outer periphery fixing metal conductor loops; Permanent magnet and metallic conductor ring diametrically, and have gap between the two; When driving worm screw by actuator, worm gear wheel, drives speed regulating bearing cover, spline housing with the screw mandrel of worm gear, is driven rotor, permanent magnet moves axially relative to splined output shaft, thus changes the relative position of permanent magnet and metallic conductor ring.
2. high reliability energy-saving permanent-magnet governor as claimed in claim 1, is characterized in that: described actuator is electric operator and/or manual actuator.
3. high reliability energy-saving permanent-magnet governor as claimed in claim 1, it is characterized in that: described actuator is electric operator, electric operator has the control handle for controlling electric operator action and the intelligent control system for the action of Long-distance Control electric operator.
4. high reliability energy-saving permanent-magnet governor as claimed in claim 1, is characterized in that: metallic conductor ring is arranged on the gelled steel skeleton inner surface of periphery tool, and steel skeleton is connected with driving rotor; Driving the periphery of rotor and the side place being positioned at steel skeleton arranges fan blade; When fan blade is with driving rotor turns, cooling air is by discharging through fan blade behind the gap between abutting fins and described gap.
5. high reliability energy-saving permanent-magnet governor as claimed in claim 4, is characterized in that: between fin peripheral part and fan blade peripheral part, be provided with the cooling air guide ring for the cooling air by described gap being imported in fan blade.
6. high reliability energy-saving permanent-magnet governor as claimed in claim 1, is characterized in that: the spline on splined output shaft is positioned at the one end near driving rotor, is tightly connected for the side covering spline protective cover and spline housing that splined output shaft has spline one end.
7. high reliability energy-saving permanent-magnet governor as claimed in claim 1, is characterized in that: permanent magnet outer surface becomes α angle with by drives rotor shaft line, α=1 ° ~ 12 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521023652.3U CN205178841U (en) | 2015-12-11 | 2015-12-11 | Energy -conserving permanent magnetism governor of high reliability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521023652.3U CN205178841U (en) | 2015-12-11 | 2015-12-11 | Energy -conserving permanent magnetism governor of high reliability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205178841U true CN205178841U (en) | 2016-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521023652.3U Expired - Fee Related CN205178841U (en) | 2015-12-11 | 2015-12-11 | Energy -conserving permanent magnetism governor of high reliability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205178841U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108880101A (en) * | 2018-06-28 | 2018-11-23 | 南京艾凌节能技术有限公司 | A kind of radiator structure of permanent-magnet speed governor |
-
2015
- 2015-12-11 CN CN201521023652.3U patent/CN205178841U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108880101A (en) * | 2018-06-28 | 2018-11-23 | 南京艾凌节能技术有限公司 | A kind of radiator structure of permanent-magnet speed governor |
| CN108880101B (en) * | 2018-06-28 | 2020-11-20 | 南京艾凌节能技术有限公司 | Heat radiation structure of permanent magnet speed regulator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190506 Address after: No. 89 Qixia Street, Nanjing, Jiangsu Province, 210002 Patentee after: Nanjing Yinmao permanent magnet energy technology Co.,Ltd. Address before: 210042 Dongfang City 101 # 6-402, Xuanwu District, Nanjing City, Jiangsu Province Co-patentee before: JIANGSU YINMAO HOLDING GROUP Co.,Ltd. Patentee before: Gao Xuetian |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160420 Termination date: 20211211 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |