CN101951116A - Permanent-magnetic speed regulator - Google Patents
Permanent-magnetic speed regulator Download PDFInfo
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- CN101951116A CN101951116A CN2010102056997A CN201010205699A CN101951116A CN 101951116 A CN101951116 A CN 101951116A CN 2010102056997 A CN2010102056997 A CN 2010102056997A CN 201010205699 A CN201010205699 A CN 201010205699A CN 101951116 A CN101951116 A CN 101951116A
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Abstract
The invention discloses a permanent-magnetic speed regulator, which comprises a first shaft, a second shaft, a cage rotor and permanent-magnetic turntables. A permanent-magnetic rotor comprises two disk permanent-magnetic turntables and a central turntable, wherein the central turntable is connected with the second shaft, and the permanent-magnetic turntables are connected with the central turntable through a pin shaft and a gear rack device; and the gear rack device comprises racks vertically arranged on the permanent-magnetic turntables and a gear arranged on the central turntable, the racks are engaged with the gear, and the gear rack device enables the two permanent-magnetic turntables to do reverse equidistance motion along the shaft. The double-cylindrical turntable permanent-magnetic speed regulator has large coupling face by replacing cylindrical and planar double coupling for single-side coupling, and realizes non-contact transmission of power with large transmission torque; the permanent-magnetic turntables can move along the axial direction to change the distance from a conductor plate and the effective part engaged with a conductor cylinder so as to change the torque transferred between the permanent-magnetic turntables; and the permanent-magnetic speed regulator can realize repeatable, adjustable and controllable output torque and rotational speed and fulfill the purposes of energy-saving speed regulation, and has balanced axial force.
Description
Technical field
The present invention relates to a kind of driven speed regulating, relate to a kind of permanent-magnet speed governor that adopts the permanent-magnet eddy current principle of induction specifically.
Background technology
The utility model patent 98802726.7 that U.S. Magna Force Inc. proposed on February 20th, 1998 discloses a kind of scalable magnetic coupling, it has: be installed in two conductor rotor on first rotating shaft, be installed in two p-m rotors that respectively comprise corresponding one group of permanent magnet on second rotating shaft; Two p-m rotors are positioned in the middle of two conductor rotor, respectively keep an air gap that equates between each p-m rotor and the corresponding conductor rotor, this air gap can increase under the effect of push-pull mechanism or reduce simultaneously, corresponding with the air gap variation is the change of output torque, adjusts the output speed of load.
The weak point of this utility model is: the moment of torsion that transmits between magnet rotor and the conductor rotor is less, transmits under the situation with constant power, and required occupation space is bigger, makes can't use in a lot of occasions.
Summary of the invention
The present invention aim to provide the transmission of a kind of moment of torsion more efficiently, flexible startup, infinitely variable speeds, energy-efficient and can separating vibration, structure is more purple gathers rational permanent-magnet speed governor.
Permanent-magnet speed governor of the present invention, comprise first, second, cage-type rotor and p-m rotor, wherein: described p-m rotor comprises two plate-like permanent magnetic rotation discs and central turnplate, and central turnplate connects second, and permanent magnetic rotation disc is connected central turnplate by bearing pin with the rack-and-pinion device.
Described rack-and-pinion device comprises the tooth bar that is vertically mounted on the permanent magnetic rotation disc, is installed in the gear on the central turnplate, the rack and pinion engagement, and the effect of this rack-and-pinion device is to make two permanent magnetic rotation discs do the reverse equidistance motion of direct-axis.
The inner face of described cage-type rotor is equipped with the ring shaped conductor dish, and limit tube inwall is provided with two conductor tubes.
Described permanent magnetic rotation disc limit tube is provided with outer permanent-magnetic clamp, permanent magnetic rotation disc position corresponding to the ring shaped conductor ring is provided with interior permanent-magnetic clamp, outer permanent-magnetic clamp is made up of several axle permanent magnets that hang down, and interior permanent-magnetic clamp is made up of several direct-axis permanent magnets, the adjacent adjacent installation of the equal heteropole of permanent magnet on the inside and outside permanent-magnetic clamp.
That described permanent magnet shape can be is fan-shaped, rectangle, ellipse or circular; Respectively have row's installing hole on the described permanent magnetic rotation disc and on the tube of limit, permanent magnet is located in the installing hole, and the behind of direct-axis permanent magnet is provided with the annular steel disk of magnetic confining field, is provided with the steel plate of magnetic confining field below the axle permanent magnet that hangs down.
Described cage-type rotor is connected with first; P-m rotor connects by axle sleeve sets up axle, sets up axle and connects second by half a coupler.
Described half a coupler comprises axle sleeve, axle sleeve is provided with the cylindrical cover outward, set up outer shaft sleeve interior circle cover is arranged, be provided with clutch shaft bearing between cylindrical cover and the axle sleeve, interior circle overlaps and sets up and is provided with second bearing between the axle, between cylindrical cover and the interior circle cover is slide block chute respective outer side edges, cylindrical puts and is provided with second handle, interior circle puts and is provided with first handle, adjust the relative position of first handle and second handle, can adjust the relative position of cylindrical cover and interior circle cover, realize the adjustment of permanent magnetic rotation disc and conductor disc relative gap, change the live part that permanent magnet on the tube of limit and conductor disc mesh simultaneously.
On the described conductor rotating disk He on the drum outer wall of limit radiating fin is housed respectively.
Slide block chute structure between described cylindrical cover and the interior circle cover can substitute with thread matching structure, and available external frame is replaced one of in described handle first handle and the second handle.
Described first and second can input or output axle each other; The interior external position of cage-type rotor and p-m rotor can exchange.
The beneficial effect of permanent-magnet speed governor of the present invention is: realized the contactless transmission of power, reduced vibration, when starting, can realize the complete starting under no load of motor, be contained in the outer handle that puts by adjustment, promoting bearing axially moves on axle, the push-and-pull permanent magnetic rotation disc moves vertically, change the air gap between permanent magnetic rotation disc and the conductor disc, and the permanent magnet on the tube of change limit and effective mate of conductor tube, can change the moment of torsion that transmits between the two, moment of torsion is big, the efficient height, same overall dimensions can be transmitted higher moment of torsion, can realize repeatably, adjustable, controllable output torque and rotating speed, the purpose of implementation variable speed energy saving.
Description of drawings
Fig. 1 is the cutaway view of permanent-magnet speed governor of the present invention;
Fig. 2 is the installation site and the method schematic diagram of permanent magnet on the permanent-magnet speed governor permanent magnetism dish of the present invention;
Fig. 3 is the rack-and-pinion position relation that permanent-magnet speed governor permanent magnetism dish axial location of the present invention is adjusted;
Fig. 4 is that permanent-magnet speed governor permanent magnetism dish upper pin of the present invention and tooth bar position concern schematic diagram;
Fig. 5 is that two handles of permanent-magnet speed governor of the present invention concern schematic diagram in the installation site that inside and outside circle puts;
Fig. 6 is a permanent-magnet speed governor internal chute schematic diagram of the present invention;
Fig. 7 is that the installation of radiating fin on the permanent-magnet speed governor cage-type rotor outer surface of the present invention concerns schematic diagram;
Fig. 8 is the schematic diagram of permanent-magnet speed governor radiating fin of the present invention.
Embodiment
Below in conjunction with specific embodiment permanent-magnet speed governor of the present invention is described further.
Operation principle: on the permanent magnetism dish and the magnet on the tube of limit divide that N, S are extremely adjacent to arrange, the magnetic line of force passes corresponding conductor disc and conductor tube, when relative motion between the two, conductor disc and conductor tube be cutting magnetic line respectively, in conductor disc and conductor tube, produce vortex flow, vortex flow and then generation dislike magnetic field stop relative motion between the two, thereby realize moment of torsion transmission between the two.The magnetic field intensity of passing between the two is big more, and the moment of torsion of transmission is big more; Relative motion is fast more, and the moment of torsion of transmission is big more; Speed discrepancy is big more, and the strength of Pai Chiing is also big more between the two.When moving vertically by bearing push-and-pull permanent magnetic rotation disc, change between the two apart from the time, just can change the moment of torsion that transmits between the two, thereby change the rotating speed of output, the purpose of realization variable speed energy saving.
See Fig. 1, permanent-magnet speed governor of the present invention mainly is made up of cage-type rotor and p-m rotor and push-pull mechanism; Comprise coaxial first 52 and second 27; Overlapping 54 with wheel hub 51 usefulness swellings for first 52 is connected, bolt 50 connects wheel hub 51 and cage-type rotor, cage-type rotor is made of individual layer limit tube conductor rotating disk 1 and conductor rotating disk 12, individual layer limit tube conductor rotating disk 1 is a ferromagnetic material, conductor disc 5, conductor tube 8, conductor tube 9 are housed on it, conductor rotating disk 12 is a ferrimagnet, conductor disc 45 is housed on it, conductor disc and conductor tube are the nonferromugnetic material of excellent conductive performance, are connected with bolt 11 between conductor rotating disk 12 and the individual layer limit tube conductor rotating disk 1.
Overlapping 28 with wheel hub 26 by swelling for second 27 is connected, wheel hub 26 with set up the axle 24 usefulness bolts 25 be connected, setting up axle is connected by key 57 with telophragma 48, the end is fixing with pressing plate 49 and bolt 53, two individual layer limit barrel structure permanent magnetic rotation discs 46 and 15 are non-ferromagnetic metal material or nonmetallic materials, respectively as shown in Figure 2 in side and limit tube part perforate, permanent magnet 55 is housed in the side perforate 13, permanent magnet magnetic extreme direction is along the direct-axis direction, permanent magnet 56 is housed in the perforate 10 on the tube of limit, permanent magnet pole is along the direction of principal axis that hangs down, and the equal heteropole of adjacent pole is relative, the hang down behind of axle permanent magnet and direct-axis permanent magnet is provided with the tubular steel disk 44 of magnetic confining field, is connected with bolt 14 between steel disk and the permanent magnetic rotation disc.Conductor rotating disk 1,12 outer surfaces and limit tube outer surface all are equipped with the fin (see figure 7), and the fin material is aluminium alloy or other good heat conductor material (see figure 8)s.
P-m rotor comprises two permanent magnetic rotation discs 46,15 and telophragma 48, permanent magnetic rotation disc 46,15 and telophragma 48 between be connected with the rack-and-pinion device by bearing pin 41, as Fig. 3, shown in 4, bearing pin 41 is fixing with telophragma 48 usefulness screws 43, permanent magnetic rotation disc 46, bearing pin sliding sleeve 42 is housed on 15,47, be enclosed within on the bearing pin 41, gear 4 also is fixed on the telophragma, tooth bar 62 is housed on the permanent magnetic rotation disc 46, tooth bar 3 is housed on the permanent magnetic rotation disc 15, under the effect of bearing pin 41, permanent magnetic rotation disc 46,15 torque can be delivered to by telophragma 48 and set up axle, and then be delivered to second, and simultaneously under the effect of rack-and-pinion device, permanent magnetic rotation disc 46,15 can do equidistantly simultaneously and oppositely move axially.Permanent magnetic rotation disc 15 and axle sleeve 38 are connected by bolt, axle sleeve 38 can set up slip on the axle 24, set up on the axle 24 bearing 31 is housed, Bearing support nut 34 and back-up ring 33 lockings, pressured ring 35 of bearing outer ring and interior circle cover 30 are fixing, connect with bolt 18 between pressure ring 35 and the interior circle cover 30, oil sealing 29 is equipped with at the bearing two ends, the interior circle cover 30 outer cylindricals covers 22 that are provided with, interior circle cover 30 is with being the cooperation of chute slide block structure between the cylindrical cover 22, in have chute on the circle cover 22, cylindrical puts slide block 20 is housed, (see figure 6) in the chute of circle cover 22 in being nested in.Between cylindrical cover 22 and the axle sleeve 38 bearing 37 is housed, bearing compresses by back-up ring with nut 36, bearing outside is fixing by end cap 40 and cylindrical cover 22, connect with bolt 17 between end cap 40 and the cylindrical cover 22, oil sealing 39 is equipped with at the bearing two ends, cylindrical cover 22 is provided with second handle 59, interior circle cover 30 is provided with first handle 58, adjust the relative position of first handle 58 and second handle 59, can adjust the relative position of cylindrical cover 22 and interior circle cover 30, realize moving axially of permanent magnetic rotation disc 15, by the effect of rack-and-pinion device, drive permanent magnetic rotation disc 46 simultaneously and do equidistant synchronously reverse moving, realize the adjustment of conductor disc and permanent magnetic rotation disc relative gap, adjust the effective length that meshes between permanent magnet on the tube of limit and the conductor tube simultaneously, realize speed governing.First handle 58 drags after can connecting upper connecting rod with the part-turn electric actuator of outside, to realize automatic control.
The above embodiment of the present invention is just in order clearly to illustrate example of the present invention, and is not to be qualification to embodiments of the present invention.On the basis of the above description, can also just specifically implement structure and do other multi-form variations, everyly belong to the conspicuous variation that technical scheme of the present invention amplifies out or change the row that still are in protection scope of the present invention.
Claims (10)
1. permanent-magnet speed governor, comprise first, second, cage-type rotor and p-m rotor, it is characterized in that: described p-m rotor comprises two plate-like permanent magnetic rotation discs and central turnplate, and central turnplate connects second, and permanent magnetic rotation disc is connected central turnplate by bearing pin with the rack-and-pinion device.
2. cylindrical-turnplate permanent magnet speed controller according to claim 1, it is characterized in that: described rack-and-pinion device comprises the tooth bar that is vertically mounted on the permanent magnetic rotation disc, is installed in the gear on the central turnplate, the rack and pinion engagement, the effect of this rack-and-pinion device is to make two permanent magnetic rotation discs do the reverse equidistance motion of direct-axis.
3. cylindrical-turnplate permanent magnet speed controller according to claim 1 is characterized in that: the inner face of described cage-type rotor is equipped with the ring shaped conductor dish, and limit tube inwall is provided with two conductor tubes.
4. cylindrical-turnplate permanent magnet speed controller according to claim 1, it is characterized in that: described permanent magnetic rotation disc limit tube is provided with outer permanent-magnetic clamp, permanent magnetic rotation disc position corresponding to the ring shaped conductor ring is provided with interior permanent-magnetic clamp, outer permanent-magnetic clamp is made up of several axle permanent magnets that hang down, interior permanent-magnetic clamp is made up of several direct-axis permanent magnets, the adjacent adjacent installation of the equal heteropole of permanent magnet on the inside and outside permanent-magnetic clamp.
5. cylindrical-turnplate permanent magnet speed controller according to claim 4 is characterized in that: described permanent magnet shape can be fan-shaped, rectangle, ellipse or circular; Respectively have row's installing hole on the described permanent magnetic rotation disc and on the tube of limit, permanent magnet is located in the installing hole, and the behind of direct-axis permanent magnet is provided with the annular steel disk of magnetic confining field, is provided with the steel plate of magnetic confining field below the axle permanent magnet that hangs down.
6. permanent-magnet speed governor according to claim 5 is characterized in that: described cage-type rotor is connected with first; P-m rotor connects by axle sleeve sets up axle, sets up axle and connects second by half a coupler.
7. permanent-magnet speed governor according to claim 6, it is characterized in that: described half a coupler comprises axle sleeve, axle sleeve is provided with the cylindrical cover outward, set up outer shaft sleeve interior circle cover is arranged, be provided with clutch shaft bearing between cylindrical cover and the axle sleeve, interior circle overlaps and sets up and is provided with second bearing between the axle, between cylindrical cover and the interior circle cover is slide block chute respective outer side edges, cylindrical puts and is provided with second handle, interior circle puts and is provided with first handle, adjusts the relative position of first handle and second handle, can adjust the relative position that cylindrical cover and interior circle overlap, realize the adjustment of permanent magnetic rotation disc and conductor disc relative gap, change the permanent magnet on the tube of limit and the live part of conductor disc engagement simultaneously.
8. permanent-magnet speed governor according to claim 7 is characterized in that: on the described conductor rotating disk He on the drum outer wall of limit radiating fin is housed respectively.
9. permanent-magnet speed governor according to claim 8 is characterized in that: the slide block chute structure between described cylindrical cover and the interior circle cover can substitute with thread matching structure, and available external frame is replaced one of in described handle first handle and the second handle.
10. permanent-magnet speed governor according to claim 9 is characterized in that: described first and second can input or output axle each other; The interior external position of cage-type rotor and p-m rotor can exchange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102056997A CN101951116A (en) | 2010-06-22 | 2010-06-22 | Permanent-magnetic speed regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102056997A CN101951116A (en) | 2010-06-22 | 2010-06-22 | Permanent-magnetic speed regulator |
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| Publication Number | Publication Date |
|---|---|
| CN101951116A true CN101951116A (en) | 2011-01-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102056997A Pending CN101951116A (en) | 2010-06-22 | 2010-06-22 | Permanent-magnetic speed regulator |
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| CN (1) | CN101951116A (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102324830A (en) * | 2011-08-31 | 2012-01-18 | 唐委校 | Vertical permanent magnetic variable torque variable speed coupler with radiating device |
| CN102437711A (en) * | 2011-12-15 | 2012-05-02 | 南京艾凌节能技术有限公司 | Permanent magnet speed controller |
| CN103107674A (en) * | 2013-01-14 | 2013-05-15 | 浙江大学 | Disks of permanent magnet eddy coupling with smaller time-lag effects in disc type |
| CN103899562A (en) * | 2012-12-28 | 2014-07-02 | 天津吉玄节能技术有限公司 | Speed adjusting device installed on bearing box input shaft |
| CN104052217A (en) * | 2014-06-26 | 2014-09-17 | 青岛斯普瑞能源科技有限公司 | Disk-type permanent magnetic speed regulator |
| CN104734459A (en) * | 2015-03-26 | 2015-06-24 | 四川易恩嘉新型传动机器制造有限公司 | Magnet vortex energy saving speed controller |
| CN104734456A (en) * | 2013-12-18 | 2015-06-24 | 麦远超 | Magnetic coupling |
| CN104979999A (en) * | 2015-07-20 | 2015-10-14 | 江苏南自通华电力自动化有限公司 | Variable air gap self-protection cylinder permanent protection speed regulator |
| CN105048766A (en) * | 2015-08-14 | 2015-11-11 | 广东工业大学 | Transmission for electric vehicle |
| CN106533122A (en) * | 2016-12-27 | 2017-03-22 | 陈启衡 | Speed regulator |
| CN110557001A (en) * | 2019-09-19 | 2019-12-10 | 曹志勇 | Integrated oil-cooled umbrella-shaped distance-control permanent magnet speed regulator |
| CN111810254A (en) * | 2020-06-16 | 2020-10-23 | 国电龙源节能技术有限公司 | Induced draft fan steam-electricity dual-drive system and operation control method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101478222A (en) * | 2009-01-13 | 2009-07-08 | 白玉生 | Permanent magnet speed regulator |
| CN201478985U (en) * | 2009-08-11 | 2010-05-19 | 余亚莉 | Barrel-type permanent magnet coupling shaft coupler capable of adjusting air-gap magnetic field coupling distances and areas |
-
2010
- 2010-06-22 CN CN2010102056997A patent/CN101951116A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101478222A (en) * | 2009-01-13 | 2009-07-08 | 白玉生 | Permanent magnet speed regulator |
| CN201478985U (en) * | 2009-08-11 | 2010-05-19 | 余亚莉 | Barrel-type permanent magnet coupling shaft coupler capable of adjusting air-gap magnetic field coupling distances and areas |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102324830A (en) * | 2011-08-31 | 2012-01-18 | 唐委校 | Vertical permanent magnetic variable torque variable speed coupler with radiating device |
| CN102324830B (en) * | 2011-08-31 | 2013-08-07 | 唐委校 | Vertical permanent magnetic variable torque variable speed coupler with radiating device |
| CN102437711A (en) * | 2011-12-15 | 2012-05-02 | 南京艾凌节能技术有限公司 | Permanent magnet speed controller |
| CN103899562A (en) * | 2012-12-28 | 2014-07-02 | 天津吉玄节能技术有限公司 | Speed adjusting device installed on bearing box input shaft |
| CN103107674A (en) * | 2013-01-14 | 2013-05-15 | 浙江大学 | Disks of permanent magnet eddy coupling with smaller time-lag effects in disc type |
| CN104734456A (en) * | 2013-12-18 | 2015-06-24 | 麦远超 | Magnetic coupling |
| CN104052217A (en) * | 2014-06-26 | 2014-09-17 | 青岛斯普瑞能源科技有限公司 | Disk-type permanent magnetic speed regulator |
| CN104734459A (en) * | 2015-03-26 | 2015-06-24 | 四川易恩嘉新型传动机器制造有限公司 | Magnet vortex energy saving speed controller |
| CN104979999A (en) * | 2015-07-20 | 2015-10-14 | 江苏南自通华电力自动化有限公司 | Variable air gap self-protection cylinder permanent protection speed regulator |
| CN105048766A (en) * | 2015-08-14 | 2015-11-11 | 广东工业大学 | Transmission for electric vehicle |
| CN105048766B (en) * | 2015-08-14 | 2018-03-30 | 广东工业大学 | A kind of transmission for electric automobile |
| CN106533122A (en) * | 2016-12-27 | 2017-03-22 | 陈启衡 | Speed regulator |
| CN110557001A (en) * | 2019-09-19 | 2019-12-10 | 曹志勇 | Integrated oil-cooled umbrella-shaped distance-control permanent magnet speed regulator |
| CN110557001B (en) * | 2019-09-19 | 2021-04-13 | 苏州甫腾智能科技有限公司 | Integrated oil-cooled umbrella-shaped distance-control permanent magnet speed regulator |
| CN111810254A (en) * | 2020-06-16 | 2020-10-23 | 国电龙源节能技术有限公司 | Induced draft fan steam-electricity dual-drive system and operation control method thereof |
| CN111810254B (en) * | 2020-06-16 | 2022-06-03 | 国电龙源节能技术有限公司 | Induced draft fan steam-electricity dual-drive system and operation control method thereof |
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Application publication date: 20110119 |