CN204156710U - A kind of hybrid permanent magnet eddy speed regulating device - Google Patents

A kind of hybrid permanent magnet eddy speed regulating device Download PDF

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Publication number
CN204156710U
CN204156710U CN201420603803.1U CN201420603803U CN204156710U CN 204156710 U CN204156710 U CN 204156710U CN 201420603803 U CN201420603803 U CN 201420603803U CN 204156710 U CN204156710 U CN 204156710U
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China
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conductor
mounting disc
magnet mounting
permanent magnet
radial
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CN201420603803.1U
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Chinese (zh)
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黄俊飞
成国良
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Beijing Bicotest Technology Co., Ltd.
Huadian Ningxia Lingwu Power Generation Co., Ltd.
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BEIJING BICOTEST TECHNOLOGY Co Ltd
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Abstract

The utility model provides a kind of hybrid permanent magnet eddy speed regulating device, comprise conductor rotor and p-m rotor, this conductor rotor comprises circumferential fixed cover, first conductor support dish (1) and the second conductor support dish (15), the inner surface of the first conductor support dish (1) is provided with the first end conductor (2), the inner surface of the second conductor support dish (15) is provided with the second end conductor (14), the inner surface of this circumferential fixed cover is provided with radial conductor, this p-m rotor comprises the first magnet mounting disc (4) and the second magnet mounting disc (12) that are parallel to each other, first magnet mounting disc (4) and the second magnet mounting disc (12) are equipped with end face permanent magnet and radial permanent magnet body.Core structure and tray type structure combine by this hybrid permanent magnet eddy speed regulating device, permanent magnet magnetizes radial and axial simultaneously, and copper conductor, at radial and end face cutting magnetic line simultaneously, increases electromagnetic damping, can regulation output torque easily by adjusting mechanism, significantly improve transmission power.

Description

A kind of hybrid permanent magnet eddy speed regulating device
Technical field
The utility model relates to permanent magnet transmission equipment technical field, particularly a kind of hybrid permanent magnet eddy speed regulating device.
Background technology
Hybrid permanent magnet eddy speed regulating device is a kind of novel system that is in transmission connection, its technology probably in 2007 by abroad introducing.Its structure is primarily of conductor rotor, p-m rotor and controller three part composition.Conductor rotor is fixed on motor reel, and p-m rotor is fixed in load rotating shaft, has gap (being called air gap) between conductor rotor and p-m rotor.Such motor and load are connected by original hard (machinery) and change soft (magnetic) into and connect, changed by the Driving Torque regulating the air gap between permanent magnet and copper conductor just can realize on bearing axle, thus realize load speed change, differently air gap is controlled.Its operation principle is: when motor rotates, cutting magnetic line in the high-intensity magnetic field driving the conductor rotor of permanent-magnet speed governor to produce at p-m rotor, vortex flow is produced in conductor, this vortex flow is subject to the effect of magnetic field force, form electromagnetic damping, drive load movement, thus achieve the torque transfer between motor and load.
Permanent-magnet speed governor in the market mainly contains two kinds from structure: core structure and tray type structure.The permanent magnet of core structure permanent-magnet speed governor adopts radial magnetizing, conductor rotor is at radial direction along the circumferential direction cutting magnetic line, speed governing is realized by the relative axial position of adjustment permanent magnet and copper conductor, its magnetic force direction is radial, axial force is very little, so allow axially have a certain amount of play, motor and load bearing are not affected; The permanent magnet of tray type structure permanent-magnet speed governor adopts axial charging, conductor rotor is at the ends cutting magnetic line of force, speed governing is realized by adjustment permanent magnet and copper conductor end play, its magnetic force direction is axially, and therefore axial force is comparatively large, lean on the bearing of motor and load to bear, certain influence is had to bearing life, time serious, there will be wiping dish phenomenon, damage equipment.
Utility model content
In order to improve the transmission power of hybrid permanent magnet eddy speed regulating device and reduce its volume.The utility model provides a kind of hybrid permanent magnet eddy speed regulating device, core structure and tray type structure combine by this hybrid permanent magnet eddy speed regulating device, permanent magnet magnetizes radial and axial simultaneously, copper conductor is at radial and end face cutting magnetic line simultaneously, increase electromagnetic damping, in addition, can regulation output torque easily by adjusting mechanism, significantly improve transmission power.
The utility model is the technical scheme solving the employing of its technical problem: a kind of hybrid permanent magnet eddy speed regulating device, comprises conductor rotor and p-m rotor, this conductor rotor comprises circumferential fixed cover, the two ends of this circumferential fixed cover are fixedly connected with the first conductor support dish and the second conductor support dish respectively, the inner surface of the first conductor support dish is provided with the first end conductor, the inner surface of the second conductor support dish is provided with the second end conductor, and the inner surface of this circumferential fixed cover is provided with radial conductor, this p-m rotor comprises the first magnet mounting disc and the second magnet mounting disc that are parallel to each other, the fringe region of the first magnet mounting disc is provided with the first radial permanent magnet body corresponding with this radial conductor, the first end face permanent magnet corresponding with the first end conductor is provided with between the fringe region of the first magnet mounting disc and the center of the first magnet mounting disc, the fringe region of the second magnet mounting disc is provided with the second radial permanent magnet body corresponding with this radial conductor, the second end face permanent magnet corresponding with the second end conductor is provided with between the fringe region of the second magnet mounting disc and the center of the second magnet mounting disc.
First end conductor is annular, the axis of the first end conductor and the dead in line of the first conductor support dish, the external diameter of the first end conductor is the internal diameter of the 75% ~ 80%, first end conductor of the first magnet mounting disc diameter is 30% ~ 35% of the first magnet mounting disc diameter; Second end conductor is annular, the axis of the second end conductor and the dead in line of the second conductor support dish, the external diameter of the second end conductor is the internal diameter of the 75% ~ 80%, second end conductor of the second conductor support dish diameter is 30% ~ 35% of the second conductor support dish diameter.
This circumferential fixed cover comprises the first installation sleeve and the second installation sleeve that the axis direction along this conductor rotor sets gradually, first installation sleeve and the second installation sleeve are connected and fixed by multiple connector, multiple through hole is defined between first installation sleeve and the second installation sleeve, this radial conductor comprises the inner surface and first radial conductor corresponding with the first radial permanent magnet body that arrange the first installation sleeve, and this radial conductor also comprises the inner surface and second radial conductor corresponding with the second radial permanent magnet body that are arranged on the second installation sleeve.
The axis of the first radial conductor and the dead in line of the first installation sleeve, first radial conductor is 100% ~ 110% of the first magnet mounting disc length along the length of the axis of this conductor rotor, the axis of the second radial conductor and the dead in line of the second installation sleeve, the second radial conductor is 100% ~ 110% of the second magnet mounting disc length along the length of the axis of this conductor rotor.
At the connecting portion of the first installation sleeve and the first conductor support dish, the circumference of the first installation sleeve is evenly distributed with multiple first strip through-holes for dispelling the heat, and the first strip through-hole is greater than the air gap sum between the thickness of the first end conductor and the first end conductor and the first magnet mounting disc in the length of the axis along this conductor rotor; At the connecting portion of the second installation sleeve and the second conductor support dish, the circumference of the second installation sleeve is evenly distributed with multiple second strip through-holes for dispelling the heat, and the second strip through-hole is greater than the air gap sum between the thickness of the second end conductor and the second end conductor and the second magnet mounting disc in the length of the axis along this conductor rotor.
The axis of the first magnet mounting disc and the dead in line of the second magnet mounting disc, described hybrid permanent magnet eddy speed regulating device also comprises the adjusting mechanism that can regulate axial distance between the first magnet mounting disc and the second magnet mounting disc, this adjusting mechanism comprises at least one adjustment unit be arranged between the first magnet mounting disc and the second magnet mounting disc, this adjustment unit comprises the first tooth bar be fixedly connected with the first magnet mounting disc, the second tooth bar be fixedly connected with the second magnet mounting disc, be arranged on the adjusting gear that also simultaneously can engage with the first tooth bar and the second tooth bar between the first tooth bar and the second tooth bar, adjusting mechanism also comprises the installation drive plate for installing adjusting gear.
The rotating shaft of adjusting gear is arranged along the radial direction of the first magnet mounting disc, the length direction of the first tooth bar is identical with the axis of the first magnet mounting disc, the length direction of the second tooth bar is identical with the axis of the second magnet mounting disc, the axis of drive plate and the dead in line of the first magnet mounting disc are installed, drive plate is installed and is provided with the through hole passed for the first tooth bar and the second tooth bar, adjusting mechanism also comprises connection for transmission axle, axis and the dead in line of installing drive plate of connection for transmission axle, one end of connection for transmission axle is fixedly connected with installation drive plate.
Described hybrid permanent magnet eddy speed regulating device also comprises the drive coupling be connected with this conductor rotor, and the other end of connection for transmission axle is arranged on outside this conductor rotor, and the other end of connection for transmission axle is fixedly connected with driven axle connector.
Adjusting mechanism also comprises the adjustment drive disk assembly of tubular, the adjustment axis of drive disk assembly and the dead in line of the first magnet mounting disc, and one end of adjustment drive disk assembly is fixedly connected with the first magnet mounting disc or the second magnet mounting disc.
Adjusting mechanism also comprises at least two transmission alignment pins, the circumference that drive plate installed by transmission alignment pin is uniformly distributed, transmission alignment pin is fixedly connected with installation drive plate, transmission alignment pin is successively through the first magnet mounting disc, installation drive plate and the second magnet mounting disc, the axis of transmission alignment pin and the axis being parallel of the first magnet mounting disc, when the first tooth bar and the second tooth bar engage with adjusting gear simultaneously, the first magnet mounting disc and the second magnet mounting disc can be slided along transmission alignment pin.
The beneficial effects of the utility model are:
1, use this hybrid permanent magnet eddy speed regulating device can replace a large amount of frequency conversion speed-adjusting system used at present, fail safe is high, adds the reliability of equipment;
2, this hybrid permanent magnet eddy speed regulating device structure is simple, is convenient to safeguard, long service life reduces maintenance and repair cost;
3, this hybrid permanent magnet eddy speed regulating device is non-contact transmission, avoids the impact of driving member, reduces the vibration interference between machine part;
4, this hybrid permanent magnet eddy speed regulating device structure novel, adopts compound to magnetize mode, further increases driving torque, reduce structural volume;
5, this hybrid permanent magnet eddy speed regulating device is without working solution, does not leak, can not produce environment hidden danger.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, hybrid permanent magnet eddy speed regulating device described in the utility model is described in further detail.
Fig. 1 is the installation diagram of this hybrid permanent magnet eddy speed regulating device.
Fig. 2 is the front view of the first magnet mounting disc.
Fig. 3 is the schematic diagram along A direction in Fig. 1.
Fig. 4 is the installation diagram of conductor rotor.
Fig. 5 is the cutaway view along A-A direction in Fig. 4.
Wherein 1. first conductor support dishes, 2. the first end conductor, 3. the first end face permanent magnet, 4. the first magnet mounting disc, 5. the first radial permanent magnet body, 6. the first radial conductor, 7. the first installation sleeve, 8. adjusting mechanism, 9. the second installation sleeve, 10. the second radial conductor, 11. second radial permanent magnet bodies, 12. second magnet mounting discs, 13. second end face permanent magnets, 14. second end conductor, 15. second conductor support dishes, 16. adjustment drive disk assemblies, 17. speed regulators, 18. driven axle connectors, 191. first strip through-holes, 192. second strip through-holes, 20. connectors, 21. drive couplings, 22. through holes,
81. first tooth bars, 82. second tooth bars, 83. adjusting gears, 84. install drive plate, 85. connection for transmission axles, 86. transmission alignment pins, 87. rotary gear shafts.
Embodiment
Below in conjunction with accompanying drawing, hybrid permanent magnet eddy speed regulating device described in the utility model is described in further detail.A kind of hybrid permanent magnet eddy speed regulating device, comprise conductor rotor and p-m rotor, this conductor rotor comprises circumferential fixed cover, the two ends of this circumferential fixed cover are fixedly connected with the first conductor support dish and the second conductor support dish respectively, the inner surface of the first conductor support dish is provided with the first end conductor, the inner surface of the second conductor support dish is provided with the second end conductor, and the inner surface of this circumferential fixed cover is provided with radial conductor, this p-m rotor comprises the first magnet mounting disc and the second magnet mounting disc that are parallel to each other, the fringe region of the first magnet mounting disc is provided with the multiple first radial permanent magnet bodies corresponding with this radial conductor, the multiple first end face permanent magnets corresponding with the first end conductor are provided with between the fringe region of the first magnet mounting disc and the center of the first magnet mounting disc, the fringe region of the second magnet mounting disc is provided with the multiple second radial permanent magnet bodies corresponding with this radial conductor, the multiple second end face permanent magnets corresponding with the second end conductor are provided with between the fringe region of the second magnet mounting disc and the center of the second magnet mounting disc, as Fig. 1, shown in Fig. 2.
First end conductor 2 is annular, the axis of the first end conductor 2 and the dead in line of the first conductor support dish 1, the external diameter of the first end conductor 2 is internal diameters of the 75% ~ 80%, first end conductor 2 of the first magnet mounting disc 4 diameter is 30% ~ 35% of first magnet mounting disc 4 diameters; Second end conductor 14 is annular, the axis of the second end conductor 14 and the dead in line of the second conductor support dish 15, the external diameter of the second end conductor 14 is internal diameters of the 75% ~ 80%, second end conductor 14 of the second conductor support dish 15 diameter is 30% ~ 35% of second conductor support dish 15 diameters.
This circumferential fixed cover comprises the first installation sleeve 7 and the second installation sleeve 9 that the axis direction along this conductor rotor sets gradually, first installation sleeve 7 and the second installation sleeve 9 are connected and fixed by multiple connector 20, multiple through hole 22 is defined between first installation sleeve 7 and the second installation sleeve 9, this through hole 22 can play thermolysis, this radial conductor comprises the inner surface and first radial conductor 6 corresponding with the first radial permanent magnet body 5 that arrange the first installation sleeve 7, this radial conductor also comprises the inner surface and second radial conductor 10 corresponding with the second radial permanent magnet body 11 that are arranged on the second installation sleeve 9, as Fig. 1, shown in Fig. 4 and Fig. 5.
The axis of the first radial conductor 6 and the dead in line of the first installation sleeve 7, first radial conductor 6 is 100% ~ 110% of the first magnet mounting disc 4 length along the length of the axis of this conductor rotor, the axis of the second radial conductor 10 and the dead in line of the second installation sleeve 9, the second radial conductor 10 is 100% ~ 110% of the second magnet mounting disc 12 length along the length of the axis of this conductor rotor.
In the first magnet mounting disc 4, first radial permanent magnet body 5 is positioned at the fringe region of the first magnet mounting disc 4, first end face permanent magnet 3 is between the first radial permanent magnet body 5 and the center of the first magnet mounting disc 4, the N pole of the first radial permanent magnet body 5 and S pole lay respectively at the both sides up and down of the first radial permanent magnet body 5 in Fig. 1, and the N pole of the first end face permanent magnet 3 and S pole lay respectively at the left and right sides of the first end face permanent magnet 3 in Fig. 1.In the second magnet mounting disc 12, second radial permanent magnet body 11 is positioned at the fringe region of the second magnet mounting disc 12, second end face permanent magnet 13 is between the second radial permanent magnet body 11 and the center of the second magnet mounting disc 12, the N pole of the second radial permanent magnet body 11 and S pole lay respectively at the both sides up and down of the second radial permanent magnet body 11 in Fig. 1, and the N pole of the second end face permanent magnet 13 and S pole lay respectively at the left and right sides of the second end face permanent magnet 13 in Fig. 1.In order to ensure to eliminate magnetic disturbance between the first end face permanent magnet 3 and the first radial permanent magnet body 5, between parts first end face permanent magnet 3 and the first radial permanent magnet body 5, establishing magnetic resistance to break, in like manner, between the second radial permanent magnet body 11 and the second end face permanent magnet 13, establishing magnetic resistance to break.
First radial permanent magnet body 5 and the second radial permanent magnet body 11 along the circumferential direction uniform, its cross section can be rectangle or fan-shaped, is rectangular configuration in the present embodiment, and the first radial permanent magnet body 5 and the second radial permanent magnet body 11 produce magnetic field in radial direction.First end face permanent magnet 3 and the second end face permanent magnet 13 along the circumferential direction uniform, its cross section can be rectangle, fan-shaped or circular, be sector structure in the present embodiment, the first end face permanent magnet 3 and the second end face permanent magnet 13 produce magnetic field at end face (axis direction of p-m rotor).First magnet mounting disc 4 and the second magnet mounting disc 12 are aluminum alloy material.
In the utility model, this hybrid permanent magnet eddy speed regulating device is combined at core structure and tray type structure, permanent magnet magnetizes radial and axial simultaneously, conductor is at radial and end face cutting magnetic line simultaneously, increase electromagnetic damping, realize when equal volume or size, significantly improve transmission power; Or when transmitted power is certain, reduce coupler body sum size, minimizing takes up room.
The axis of the first magnet mounting disc 4 and the dead in line of the second magnet mounting disc 12, described hybrid permanent magnet eddy speed regulating device also comprises the adjusting mechanism 8 that can regulate axial distance between the first magnet mounting disc 4 and the second magnet mounting disc 12.This adjusting mechanism 8 comprises at least one adjustment unit be arranged between the first magnet mounting disc 4 and the second magnet mounting disc 12, this adjustment unit comprises the second tooth bar 82 that the first tooth bar 81 of being fixedly connected with the first magnet mounting disc 4 is fixedly connected with the second magnet mounting disc 12, to be arranged between the first tooth bar 81 and the second tooth bar 82 and the adjusting gear 83 that simultaneously can engage with the first tooth bar 81 and the second tooth bar 82, adjusting mechanism 8 comprises the installation drive plate 84 for installing adjusting gear 83, as shown in Figure 1 to Figure 3.After adjusting gear 83 rotates, first tooth bar 81 and the second tooth bar 82 engage with adjusting gear 83 simultaneously, thus make the first magnet mounting disc 4 and the second magnet mounting disc 12 is close to each other or away from, namely the distance between the first magnet mounting disc 4 and the second magnet mounting disc 12 can be made to become large or reduce, thus regulate the Driving Torque of this hybrid permanent magnet eddy speed regulating device.
The rotating shaft of adjusting gear 83 is arranged along the radial direction of the first magnet mounting disc 4, the length direction of the first tooth bar 81 is identical with the axis of the first magnet mounting disc 4, the length direction of the second tooth bar 82 is identical with the axis of the second magnet mounting disc 12, namely as shown in Figure 3, the vertical and paper of the rotary gear shaft 87 of adjusting gear 83.The circumference of installing drive plate 84 is evenly distributed with this adjustment unit multiple, and in the present embodiment, the circumference of installing drive plate 84 is evenly distributed with 3 these adjustment units.
The axis of drive plate 84 and the dead in line of the first magnet mounting disc 4 are installed, drive plate 84 is installed and is provided with the through hole passed for the first tooth bar 81 and the second tooth bar 82, adjusting mechanism 8 also comprises connection for transmission axle 85, the axis of connection for transmission axle 85 and the dead in line of dress drive plate 84, one end of connection for transmission axle 85 is fixedly connected with installation drive plate 84.
Described hybrid permanent magnet eddy speed regulating device also comprises the drive coupling 21 be connected with this conductor rotor, the driven axle connector 18 be connected with this p-m rotor, the other end of connection for transmission axle 85 is arranged on outside this conductor rotor, and the other end of connection for transmission axle 85 is fixedly connected with driven axle connector 18.
Adjusting mechanism 8 also comprises the adjustment drive disk assembly 16 of tubular, the adjustment axis of drive disk assembly 16 and the dead in line of the first magnet mounting disc 4, and one end of adjustment drive disk assembly 16 is fixedly connected with the first magnet mounting disc 4 or the second magnet mounting disc 12.In the present embodiment, the one end adjusting drive disk assembly 16 is fixedly connected with the second magnet mounting disc 12.Be arranged with speed regulator 17 outside the adjustment drive disk assembly 16 of tubular, adjustment drive disk assembly 16 is set in outside connection for transmission axle 85.During work, adjustment drive disk assembly 16 rotates with the second magnet mounting disc 12, and speed regulator 17 can keep motionless, promote speed regulator 17 moving axially along connection for transmission axle 85, then drive disk assembly 16 is adjusted, second magnet mounting disc 12 and the second tooth bar 82 moving axially also along connection for transmission axle 85, thus adjusting gear 83 is rotated, adjusting gear 83 engages with the first tooth bar 81, then the first magnet mounting disc 4 and the second magnet mounting disc 12 can be moved or oppositely movement simultaneously in opposite directions, accordingly, distance between first magnet mounting disc 4 and the second magnet mounting disc 12 can diminish or become large.Thus the air gap changed between the first end conductor 2 and the first end face permanent magnet 3, air gap between second end face permanent magnet 13 and the second end conductor 14, relative axial position between first radial permanent magnet body 5 and the first radial conductor 6, the relative axial position between the second installation sleeve 9 and the second radial conductor 10.
Adjusting mechanism 8 also comprises at least two transmission alignment pins 86, the quantity of transmission alignment pin 86 is identical with the quantity of this adjustment unit, the quantity of transmission alignment pin 86 generally can be 2 to 6, containing 3 transmission alignment pins 86 in the present embodiment, the circumference that drive plate 84 installed by transmission alignment pin 86 is uniformly distributed, transmission alignment pin 86 is fixedly connected with installation drive plate 84, transmission alignment pin 86 is successively through the first magnet mounting disc 4, drive plate 84 and the second magnet mounting disc 12 are installed, the axis of transmission alignment pin 86 and the axis being parallel of the first magnet mounting disc 4, as shown in Figure 2.Transmission alignment pin 86 can realize the first magnet mounting disc 4 and the second magnet mounting disc 12 and the transmission of installing between drive plate 84 and location, and the diameter of transmission alignment pin 86 equals the diameter of the first magnet mounting disc 4 and the second magnet mounting disc 12 upper driving alignment pin installing hole.When the first tooth bar 81 and the second tooth bar 82 engage with adjusting gear 83 simultaneously, the first magnet mounting disc 4 and the second magnet mounting disc 12 can be slided along transmission alignment pin 86.
At the connecting portion of the first installation sleeve 7 and the first conductor support dish 1, the circumference of the first installation sleeve 7 is evenly distributed with the length of multiple first strip through-hole 191, first strip through-holes 191 for dispelling the heat in the axis along this conductor rotor slightly larger than the thickness of the first end conductor 2 and the air gap sum between the first end conductor 2 and the first magnet mounting disc 4.
At the connecting portion of the second installation sleeve 9 and the second conductor support dish 12, the circumference of the second installation sleeve 9 is evenly distributed with the length of multiple second strip through-hole 192, second strip through-holes 192 for dispelling the heat in the axis along this conductor rotor slightly larger than the thickness of the second end conductor 14 and the air gap sum between the second end conductor 14 and the second magnet mounting disc 11.
During use, parts drive coupling 21 is arranged on motor shaft, and driven axle connector 18 is arranged on by drives crankshaft.The connector 20 of the first conductor support dish 1, first installation sleeve 7, second installation sleeve 9, second conductor support dish 15, arc is bolted integral, and the first end conductor 2, first radial conductor 6, second radial conductor 10, second end conductor 14 is from being fixedly connected on respectively by screw on the first conductor support dish 1, first installation sleeve 7, second installation sleeve 9, second conductor support dish 15.First end face permanent magnet 3 and the first radial permanent magnet body 5 are arranged in the first magnet mounting disc 4, and the second radial permanent magnet body 11 and the second end face permanent magnet 13 are arranged in the second magnet mounting disc 12.Motor drives connector 20 High Rotation Speed of the first conductor support dish 1, first installation sleeve 7, second installation sleeve 9, second conductor support dish 15, arc by drive coupling 21.First end conductor 2, first radial conductor 6, second radial conductor 10, second end conductor 14 cuts the first end face permanent magnet 3 respectively, first radial permanent magnet body 5, second radial permanent magnet body 11, the magnetic line of force of the second end face permanent magnet 13 produces vortex flow, the magnetic field produced by vortex flow is with the first end face permanent magnet 3, first radial permanent magnet body 5, second radial permanent magnet body 11, the magnetic field of the second end face permanent magnet 13 produces 4 groups of electromagnetic dampings, thus drive drive first magnet mounting disc 4 and the second magnet mounting disc 12 to rotate rotation, and be transferred to connection for transmission axle 85 by adjusting mechanism 8, driven by driven axle connector 18 and rotated by driving machine.
Wherein there is gap A1 between the first end conductor 2 and the first end face permanent magnet 3, between the second end face permanent magnet 13 and the second end conductor 14, there is gap A2.A1, A2 are variable gap, are adjusted (moving vertically) by speed regulator 17.Gap R1 and position P1 is to axial there is between first radial permanent magnet body 5 and the first radial conductor 6, gap R2 and position P2 is to axial there is between second radial conductor 10 and the second radial permanent magnet body 11, R1 and R2 is fixed interval (FI), P1 and P2 is variable position amount, and its change is synchronous with A1, A2.Adjusting mechanism 8 ensure that the first magnet mounting disc 4 and the second magnet mounting disc 12 can be moved by synchronous backward, thus ensure that the synchronous of A1, P1 and A2, P2 and inverse change.When A1, A2 gap is maximum, P1, P2 are also maximum, and now the electromagnetic damping of mechanism is minimum, and output shaft rotating speed is 0.Along with A1, A2 gap smaller, P1, P2 relative position also diminishes, namely the registration of the first radial permanent magnet body 5 and the first radial conductor 6 and the second radial conductor 10 and the second radial permanent magnet body 11 increases, electromagnetic damping between air gap increases gradually, the transmission power of mechanism increases thereupon, and output speed rises.When A1, A2 reach minimum, P1, P2 are also minimum, and namely the first radial permanent magnet body 5 and the first radial conductor 6 and the second radial conductor 10 align completely with the second radial permanent magnet body 11 and overlap, and the electromagnetic damping between air gap reaches maximum, the transmission power of mechanism maximizes, and output speed is the highest.Speed regulator 17 adjustment amount passes to the second magnet mounting disc 12 by adjusting drive disk assembly 16, and realizes the synchronous backward change of the second magnet mounting disc 12 and the first magnet mounting disc 4 by adjusting mechanism 8.
First end conductor 2, first radial conductor 6, second radial conductor 10 and the second end conductor 14 are evenly copper.First magnet mounting disc 4 is identical with the structure of the second magnet mounting disc 12.The horizontal type structure that this hybrid permanent magnet eddy speed regulating device is divided into level to install and vertically arranged vertical structure two kinds of forms.
The beneficial effects of the utility model are:
1, use this hybrid permanent magnet eddy speed regulating device can replace a large amount of frequency conversion speed-adjusting system used at present, fail safe is high, adds the reliability of equipment;
2, this hybrid permanent magnet eddy speed regulating device structure is simple, is convenient to safeguard, long service life reduces maintenance and repair cost;
3, this hybrid permanent magnet eddy speed regulating device is non-contact transmission, avoids the impact of driving member, reduces the vibration interference between machine part;
4, this hybrid permanent magnet eddy speed regulating device structure novel, adopts compound to magnetize mode, further increases driving torque, reduce structural volume;
5, this hybrid permanent magnet eddy speed regulating device is without working solution, does not leak, can not produce environment hidden danger.
The above; be only specific embodiment of the utility model, the scope of utility model enforcement can not be limited with it, so the displacement of its equivalent assemblies; or the equivalent variations to do according to the utility model scope of patent protection and modification, all still should belong to the category that this patent is contained.In addition, the technical characteristic in the utility model and all can using by independent assortment between technical characteristic, between technical characteristic and technical scheme, between technical scheme and technical scheme.

Claims (10)

1. a hybrid permanent magnet eddy speed regulating device, is characterized in that, described hybrid permanent magnet eddy speed regulating device comprises conductor rotor and p-m rotor;
This conductor rotor comprises circumferential fixed cover, the two ends of this circumferential fixed cover are fixedly connected with the first conductor support dish (1) and the second conductor support dish (15) respectively, the inner surface of the first conductor support dish (1) is provided with the first end conductor (2), the inner surface of the second conductor support dish (15) is provided with the second end conductor (14), and the inner surface of this circumferential fixed cover is provided with radial conductor;
This p-m rotor comprises the first magnet mounting disc (4) and the second magnet mounting disc (12) that are parallel to each other, the fringe region of the first magnet mounting disc (4) is provided with the first radial permanent magnet body (5) corresponding with this radial conductor, the first end face permanent magnet (3) corresponding with the first end conductor (2) is provided with between the fringe region of the first magnet mounting disc (4) and the center of the first magnet mounting disc (4), the fringe region of the second magnet mounting disc (12) is provided with the second radial permanent magnet body (11) corresponding with this radial conductor, the second end face permanent magnet (13) corresponding with the second end conductor (14) is provided with between the fringe region of the second magnet mounting disc (12) and the center of the second magnet mounting disc (12).
2. hybrid permanent magnet eddy speed regulating device according to claim 1, it is characterized in that: the first end conductor (2) is annular, the axis of the first end conductor (2) and the dead in line of the first conductor support dish (1), the external diameter of the first end conductor (2) is the internal diameter of the 75% ~ 80%, first end conductor (2) of the first magnet mounting disc (4) diameter is 30% ~ 35% of the first magnet mounting disc (4) diameter;
Second end conductor (14) is annular, the axis of the second end conductor (14) and the dead in line of the second conductor support dish (15), the external diameter of the second end conductor (14) is the internal diameter of the 75% ~ 80%, second end conductor (14) of the second conductor support dish (15) diameter is 30% ~ 35% of the second conductor support dish (15) diameter.
3. hybrid permanent magnet eddy speed regulating device according to claim 1, it is characterized in that: this circumferential fixed cover comprises the first installation sleeve (7) and the second installation sleeve (9) that the axis direction along this conductor rotor sets gradually, first installation sleeve (7) and the second installation sleeve (9) are connected and fixed by multiple connector (20), multiple through hole (22) is defined between first installation sleeve (7) and the second installation sleeve (9), this radial conductor comprises the inner surface and first radial conductor (6) corresponding with the first radial permanent magnet body (5) that are arranged on the first installation sleeve (7), this radial conductor also comprises the inner surface and second radial conductor (10) corresponding with the second radial permanent magnet body (11) that are arranged on the second installation sleeve (9).
4. hybrid permanent magnet eddy speed regulating device according to claim 3, it is characterized in that: the axis of the first radial conductor (6) and the dead in line of the first installation sleeve (7), first radial conductor (6) is 100% ~ 110% of the first magnet mounting disc (4) length along the length of the axis of this conductor rotor, the axis of the second radial conductor (10) and the dead in line of the second installation sleeve (9), the second radial conductor (10) is 100% ~ 110% of the second magnet mounting disc (12) length along the length of the axis of this conductor rotor.
5. hybrid permanent magnet eddy speed regulating device according to claim 3, it is characterized in that: at the connecting portion of the first installation sleeve (7) with the first conductor support dish (1), the circumference of the first installation sleeve (7) is evenly distributed with multiple first strip through-holes (191) for dispelling the heat, and the first strip through-hole (191) is greater than the air gap sum between the thickness of the first end conductor (2) and the first end conductor (2) and the first magnet mounting disc (4) in the length of the axis along this conductor rotor;
At the connecting portion of the second installation sleeve (9) with the second conductor support dish (12), the circumference of the second installation sleeve (9) is evenly distributed with multiple second strip through-holes (192) for dispelling the heat, and the second strip through-hole (192) is greater than the air gap sum between the thickness of the second end conductor (14) and the second end conductor (14) and the second magnet mounting disc (11) in the length of the axis along this conductor rotor.
6. hybrid permanent magnet eddy speed regulating device according to claim 1, it is characterized in that: the axis of the first magnet mounting disc (4) and the dead in line of the second magnet mounting disc (12), described hybrid permanent magnet eddy speed regulating device also comprises the adjusting mechanism (8) that can regulate axial distance between the first magnet mounting disc (4) and the second magnet mounting disc (12), this adjusting mechanism (8) comprises at least one adjustment unit be arranged between the first magnet mounting disc (4) and the second magnet mounting disc (12), this adjustment unit comprises the first tooth bar (81) be fixedly connected with the first magnet mounting disc (4), the second tooth bar (82) be fixedly connected with the second magnet mounting disc (12), be arranged on the adjusting gear (83) that also simultaneously can engage with the first tooth bar (81) and the second tooth bar (82) between the first tooth bar (81) and the second tooth bar (82), adjusting mechanism (8) also comprises the installation drive plate (84) for installing adjusting gear (83).
7. hybrid permanent magnet eddy speed regulating device according to claim 6, it is characterized in that: the rotating shaft of adjusting gear (83) is arranged along the radial direction of the first magnet mounting disc (4), the length direction of the first tooth bar (81) is identical with the axis of the first magnet mounting disc (4), the length direction of the second tooth bar (82) is identical with the axis of the second magnet mounting disc (12), the axis of drive plate (84) and the dead in line of the first magnet mounting disc (4) are installed, drive plate (84) is installed and is provided with the through hole passed for the first tooth bar (81) and the second tooth bar (82), adjusting mechanism (8) also comprises connection for transmission axle (85), axis and the dead in line of installing drive plate (84) of connection for transmission axle (85), one end of connection for transmission axle (85) is fixedly connected with installation drive plate (84).
8. hybrid permanent magnet eddy speed regulating device according to claim 7, it is characterized in that: described hybrid permanent magnet eddy speed regulating device also comprises the drive coupling (21) be connected with this conductor rotor, the other end of connection for transmission axle (85) is arranged on outside this conductor rotor, and the other end of connection for transmission axle (85) is fixedly connected with driven axle connector (18).
9. hybrid permanent magnet eddy speed regulating device according to claim 6, it is characterized in that: adjusting mechanism (8) also comprises the adjustment drive disk assembly (16) of tubular, the axis of adjustment drive disk assembly (16) and the dead in line of the first magnet mounting disc (4), one end of adjustment drive disk assembly (16) is fixedly connected with the first magnet mounting disc (4) or the second magnet mounting disc (12).
10. hybrid permanent magnet eddy speed regulating device according to claim 6, it is characterized in that: adjusting mechanism (8) also comprises at least two transmission alignment pins (86), the circumference that drive plate (84) installed by transmission alignment pin (86) is uniformly distributed, transmission alignment pin (86) is fixedly connected with installation drive plate (84), transmission alignment pin (86) is successively through the first magnet mounting disc (4), drive plate (84) and the second magnet mounting disc (12) are installed, the axis of transmission alignment pin (86) and the axis being parallel of the first magnet mounting disc (4), when the first tooth bar (81) and the second tooth bar (82) engage with adjusting gear (83) simultaneously, first magnet mounting disc (4) and the second magnet mounting disc (12) can be slided along transmission alignment pin (86).
CN201420603803.1U 2014-10-17 2014-10-17 A kind of hybrid permanent magnet eddy speed regulating device Active CN204156710U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104253523A (en) * 2014-10-17 2014-12-31 北京必可测科技股份有限公司 Combined permanent magnet eddy current speed governor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104253523A (en) * 2014-10-17 2014-12-31 北京必可测科技股份有限公司 Combined permanent magnet eddy current speed governor

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