CN204013143U - Cylindrical magnetic induced intelligent protection type speed regulator - Google Patents
Cylindrical magnetic induced intelligent protection type speed regulator Download PDFInfo
- Publication number
- CN204013143U CN204013143U CN201420495321.9U CN201420495321U CN204013143U CN 204013143 U CN204013143 U CN 204013143U CN 201420495321 U CN201420495321 U CN 201420495321U CN 204013143 U CN204013143 U CN 204013143U
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- intelligent protection
- load
- permanent magnetism
- motor
- speed regulator
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Abstract
Cylindrical magnetic induced intelligent protection type speed regulator, comprises the conductor external rotor being connected with motor shaft and the permanent magnetism internal rotor being connected with bearing axle, between conductor external rotor and permanent magnetism internal rotor, radially has fixing air gap; On permanent magnetism internal rotor, be also provided with and pull permanent magnetism inner rotor shaft to the field of conjugate action adjusting mechanism relatively moving; field of conjugate action adjusting mechanism connects into an entirety by load adapter sleeve, slide key, internal thread adapter sleeve, holder and end ring by screw thread, screw and slide key, and a side of bearing axle is connected with intelligent protection system.The utility model adopts fixed-size pair of circular ring type induction installation of radial air gap and radiation ring type entirety magnet ring structure and high efficiency and heat radiation system; be aided with intelligent protection system; realize contactless moment of torsion transmission between motor and load by magnetic couple effect; utilize high efficiency and heat radiation; guarantee that system magnetic working is stable, in the time that load is transshipped, realize the automatic protection to motor, load equipment and speed regulator by intelligent protection system.
Description
Technical field
The utility model relates to a kind of motor speed control device, is specifically related to a kind of cylindrical magnetic induced intelligent protection type speed regulator.
Background technology
Existing electric system, the especially mode of centrifugation apparatus system adjust flux and pressure mainly contain following several: damper, valve, fluid coupling, frequency converter, internal feedback chopper speed regulator.Damper, valve are traditional approachs, effectively adjust flux or pressure, but drawback is also apparent: not energy-conservation, easily cause intrasystem impact.Although fluid coupling can play the effect of adjusting rotary speed also can be to a certain degree energy-conservation, efficiency is lower, and stable not.Frequency converter and internal feedback chopper speed regulator are to come regulating system and load by the mode that directly changes motor speed, efficiency is higher, energy-saving effect is also good, but because electric elements are many, fault point is many, high to environmental requirement, and life cycle is shorter, and environment is had to complicated humorous wave interference, and maintenance and control expense are high.
Utility model content
The purpose of this utility model is to provide a kind of cylindrical magnetic induced intelligent protection type speed regulator, can possess that centering alignment error is large, soft start and overload slippage defencive function simultaneously.
The technical scheme that the utility model adopts is, cylindrical magnetic induced intelligent protection type speed regulator, comprise the conductor external rotor being connected with motor shaft and the permanent magnetism internal rotor being connected with bearing axle, between conductor external rotor and permanent magnetism internal rotor, radially have fixing air gap; On permanent magnetism internal rotor, be also provided with and pull permanent magnetism inner rotor shaft to the field of conjugate action adjusting mechanism relatively moving, field of conjugate action adjusting mechanism connects into an entirety by load adapter sleeve, slide key, internal thread adapter sleeve, holder and end ring by screw thread, screw and slide key; A side at bearing axle is connected with intelligent protection system; Conductor external rotor comprises outward turning rotating disk and is fixed by screws in outer steel loop and the interior steel loop on outward turning rotating disk, has been connected by screw outer copper ring on outer steel loop, has been connected by screw interior copper ring on interior steel loop; The interior rotating disk that permanent magnetism internal rotor comprises radiant type entirety magnet ring and is connected by viscose glue with radiant type entirety magnet ring.
Feature of the present utility model is also,
The signal code-disc that intelligent protection system comprises input axle and is connected by screw with input axle, described input axle is connected with load axle key bar, and speed probe is connected with signal code-disc, and signal processor is connected by power line with speed probe.
Outward turning rotating disk is connected on motor shaft by motor shaft adapter sleeve, and motor shaft adapter sleeve is equipped with motor shaft expansion set outward simultaneously, and motor shaft expansion set is connected motor shaft, motor axle key bar as motor power output mechanism with motor shaft adapter sleeve.
Outward turning rotating disk outside is fixed with side fin, and outer steel loop outside has been connected by screw outer shroud fin, and the outside of interior steel loop has been connected by screw interior ring fin.
Interior rotating disk is connected as a single entity by bearing axle adapter sleeve and bearing axle, and bearing axle adapter sleeve and bearing axle, load axle key bar is connected as a single entity as load power take-off mechanism with bearing axle expansion set.
The beneficial effects of the utility model are,
1. the utility model cylindrical magnetic induced intelligent protection type speed regulator; vibration isolation, allows the larger error of centralization, installs simply, can realize soft start and the protection of overload slippage; long service life; reliable, non-maintaining, transmission efficiency is high; energy-conservation 10～30%; greatly reduce systematic running cost and extended useful life of equipment, also can dwindle capacity motor, eliminate " low load with strong power " phenomenon and meet " energy-saving and emission-reduction " policy of country.
2. the utility model cylindrical magnetic induced intelligent protection type speed regulator; adopt fixed-size pair of circular ring type induction installation of radial air gap and radiation ring type entirety magnet ring structure and high efficiency and heat radiation system; be aided with intelligent protection system; realize contactless moment of torsion transmission between motor and load by magnetic couple effect; utilize high efficiency and heat radiation; guarantee that system magnetic working is stable, in the time that load is transshipped, realize the automatic protection to motor, load equipment and cylindrical magnetic induced intelligent protection type speed regulator by intelligent protection system.
Brief description of the drawings
Fig. 1 is the overall structure schematic diagram of the utility model cylindrical magnetic induced intelligent protection type speed regulator.
In figure, 1. motor shaft expansion set, 2. motor shaft adapter sleeve, 3. outward turning rotating disk, 4. outer steel loop, 5. outer copper ring, 6. interior steel loop, 7. interior copper ring, 8. interior ring fin, 9. outer shroud fin, 10. side fin, 11. radiant type entirety magnet rings, 12. interior rotating disks, 13. bearing axle adapter sleeves, 14. slide keys, 15. internal thread adapter sleeves, 16. bearing axle expansion sets, 17. holders, 18. end ring, 19. motor shafts, 20. motor axle key bars, 21. bearing axles, 22. load axle key bars, 23. signal code-discs, 24. input axles, 25. speed probes, 26. signal processors.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is elaborated.
The utility model cylindrical magnetic induced intelligent protection type speed regulator, structure, referring to Fig. 1, comprises the conductor external rotor being connected with motor shaft 19 and the permanent magnetism internal rotor being connected with bearing axle 21, between conductor external rotor and permanent magnetism internal rotor, radially has fixing air gap; On permanent magnetism internal rotor, be also provided with and pull permanent magnetism inner rotor shaft to the field of conjugate action adjusting mechanism relatively moving, field of conjugate action adjusting mechanism connects into an entirety by load adapter sleeve 13, slide key 14, internal thread adapter sleeve 15, holder 17 and end ring 18 by screw thread, screw and slide key; A side at bearing axle 21 is connected with intelligent protection system, the signal code-disc 23 that intelligent protection system comprises input axle 24 and is connected by screw with input axle 24, input axle 24 is connected with load axle key bar 22, speed probe 25 is connected with signal code-disc 23, and signal processor 26 is connected by power line with speed probe 25;
Conductor external rotor comprises outward turning rotating disk 3 and is fixed by screws in the outer steel loop 4 and interior steel loop 6 on described outward turning rotating disk 3, on outer steel loop 4, be connected by screw outer copper ring 5, on interior steel loop 6, be connected by screw interior copper ring 7, outward turning rotating disk 3 is connected on motor shaft 19 by motor shaft adapter sleeve 2, motor shaft adapter sleeve 2 is outer is simultaneously equipped with motor shaft expansion set 1, and motor shaft expansion set 1 is connected motor shaft 19, motor axle key bar 20 as motor power output mechanism with motor shaft adapter sleeve 2; Outward turning rotating disk 3 outsides are fixed with side fin 10, and outer steel loop 4 outsides have been connected by screw outer shroud fin 9, and the outside of interior steel loop 6 has been connected by screw interior ring fin 8;
The interior rotating disk 12 that permanent magnetism internal rotor comprises radiant type entirety magnet ring 11 and is connected by viscose glue with radiant type entirety magnet ring 11, interior rotating disk 12 is connected as a single entity by bearing axle adapter sleeve 13 and bearing axle 21, and bearing axle adapter sleeve 13 and bearing axle 21, load axle key bar 22 is connected as a single entity as load power take-off mechanism with bearing axle expansion set 16.
When work, also outside copper ring 5 and interior copper ring 7 on produce eddy current with the outer copper ring 5 of moving-conductor external rotor High Rotation Speed and interior copper ring 7 with the magnetic line of force of radially fixing air gap cutting radiant type entirety magnet ring 11 by motor shaft 19, eddy current produces induced field simultaneously, the interaction that the permanent magnetic field of the radiant type entirety magnet ring 11 in permanent magnetism internal rotor is subject to the inside and outside induced field in the interior copper ring 5 of conductor external rotor and outer copper ring 7 is rotated interior rotating disk 12, and by bearing axle 21 and load axle key bar 22, the output torque of motor is inputed to load; In the time of load overload (load stall); input axle 24 can transmit load synchronous speed in time to be changed; utilize signal code-disc 23, speed probe 25 and signal processor 26 system works; fast shut-off motor power; make motor stalling, realize the full-automatic protection to motor, load equipment and cylindrical magnetic induced intelligent protection type speed regulator.
The operation principle of intelligent protection system is to detect load speed to change; in the time that load speed is reduced to 0-4r/min; speed probe 25 is given 26 1 process signals of signal processor; after signal processor 26 judgements, give again control signal of motor power; cut off immediately motor power, make motor stalling, stop cylindrical magnetic induced intelligent protection type speed regulator in the time of high speed slippage; system temperature raises, and melts copper ring, motor damage, damage load equipment when serious.
The utility model cylindrical magnetic induced intelligent protection type speed regulator, conductor external rotor adopts two circle rings, according to transmitted power difference, changes the physical dimension of interior copper ring 7 and outer copper ring 5, designs the magnetic induction speed regulator of different size.Permanent magnetism internal rotor adopts radially oriented ring type entirety magnet ring structure--and single circle ring is also placed in interior copper ring 7 and outer copper ring 5 centres.According to transmitted power difference, the magnetic induction speed regulator of design different size is realized the moment of torsion transmission of the magnetic induction speed regulator of different size with the number of poles that magnetizes is how many to change radiant type entirety magnet ring 11 physical dimensions.
Field of conjugate action adjusting mechanism: be to connect into an entirety by bearing axle adapter sleeve 13, slide key 14, internal thread adapter sleeve 15, holder 17 and end ring 18 by screw thread, screw and slide key.Under static state, manual rotation internal thread adapter sleeve 15, owing to being subject to the restriction of slide key 14, bearing axle adapter sleeve 13 can only move axially, thereby pull permanent magnetism inner rotor shaft to relatively moving, to change the magnetic force area of contact size between the interior copper ring 7 of conductor external rotor and the radiant type of outer copper ring 5 and permanent magnetism internal rotor entirety magnet ring 11, realize the size that changes transmitting torque between conductor external rotor and permanent magnetism internal rotor.Area of contact is large, and the moment of torsion of transmission is large, and load speed is high; Area of contact is little, and the moment of torsion of transmission is little, and load speed is little; Motor outputs to the moment of torsion that the moment of torsion of cylindrical magnetic induction speed regulator and cylindrical magnetic induction speed regulator output to load and equates.Like this can be according to the requirement of output variable in load actual moving process.Regulate magnetic force area of contact size, change transfer of torque size, load torque is little, and motor output torque is little, and corresponding power output is also little.Realize significantly energy-conservation and raising motor working efficiency of motor.
The course of work of the utility model cylindrical magnetic induced intelligent protection type speed regulator is as follows:
When electric motor starting, conductor external rotor and the rotation of motor synchronous high-speed, because conductor external rotor and permanent magnetism internal rotor are contactless connection, permanent magnetism internal rotor can not rotate immediately.In electric machine rotation process, interior copper ring 7 in the two annulus inductors of conductor external rotor and outer copper ring 5 produce relative rotation with the radiant type entirety magnet ring 11 of permanent magnetism internal rotor, alternating magnetic field produces eddy current by air gap on interior copper ring 7 and outer copper ring 5, eddy current produces the permanent magnetic field interaction of induced field and radiant type entirety magnet ring 11 simultaneously, due to load torque effect, passive permanent magnetism internal rotor is still in static, when active conductor external rotor turns over after an angle, between induced field in it in copper ring 7 and outer copper ring 5 and the permanent magnetic field of driven permanent magnetism internal rotor, there is certain slip angle, according to magnetic pole two like magnetic poles repel each other, the principle that there is a natural attraction between the sexes, thereby static poised state is broken, the size of the angle that initiatively conductor external rotor turns over depends on the size of load torque, now driven permanent magnetism internal rotor can be subject to the effect of electromagnetic torque, electromagnetic torque increases along with the increase at the slip angle of active conductor external rotor and driven permanent magnetism internal rotor, in the time that electromagnetic torque exceedes load torque, driven permanent magnetism internal rotor starts to rotate.After this, under the driving of motor, initiatively conductor external rotor will keep certain slip angle synchronous operation with driven permanent magnetism internal rotor, thereby drive permanent magnetism internal rotor along the direction rotation identical with conductor external rotor, result produces torque on load-side output shaft, thereby band dynamic load rotates, and realizes the non contact transmission of power, realizes the moment of torsion transmission between motor and load.In the time of load variable load, magnetic induction speed regulator self-regulating rotary declinate, guarantees that moment of torsion transmission is smooth.
According to the requirement of in good time load output variable, under static state, regulate conductor external rotor and the relative position of permanent magnetism internal rotor on axis direction by field of conjugate action adjusting mechanism, manual rotation bearing axle adapter sleeve 13, owing to being subject to the restriction of slide key 14, bearing axle adapter sleeve 13 can only move axially, thereby pull permanent magnetism inner rotor shaft to relatively moving, to change the magnetic force area of contact size between conductor external rotor and permanent magnetism internal rotor, realize the size that changes transmitting torque between electric machine conductors external rotor and load permanent magnetism internal rotor.
In the whole start-up course of the utility model cylindrical magnetic induced intelligent protection type speed regulator; starting current is approximately 2 times of running current; realize soft starter for motor; reduce the startup power consumption of motor and avoid causing larger voltge surge, being particularly useful for motor frequent starting and load variable load the connecting of motor and load under operating mode frequently.
The maximum load torque that the utility model cylindrical magnetic induced intelligent protection type speed regulator can bear is determined by the peak torque of static torque characteristic, in the time that load torque values exceedes this peak value size, will produce step-out phenomenon.Due to slippage principle, there is not stall in motor, and the outer copper ring 5 in conductor external rotor and interior copper ring 7 still can keep motor speed constant radially to fix the magnetic line of force of the radiant type entirety magnet ring 11 in air gap cutting permanent-magnetic outer rotor, motor overload work simultaneously.Now the speed probe 25 in intelligent protection system can gather a process signal and pass to signal processor 26 on signal code-disc 23; through signal processor 26 single-chip microcomputer processing; then give control signal of motor power; cut off the electricity supply and make motor stalling; stop cylindrical magnetic induced intelligent protection type speed regulator in the time of high speed slippage; system heats up too high and has a negative impact, and realizes the full-automatic protection to motor, load equipment and cylindrical magnetic induced intelligent protection type speed regulator.After load overload is eliminated, reset motor and realize the moment of torsion transmission of next process, for remote motor control provides guarantee.
The utility model cylindrical magnetic induced intelligent protection type speed regulator package unit has been realized automatically completing of Contactless power transmission and overload protection action, energy-conserving and environment-protective.
The utility model cylindrical magnetic induced intelligent protection type speed regulator; vibration isolation, allows the larger error of centralization, installs simply, can realize soft start and the protection of overload slippage; long service life; reliable, non-maintaining, transmission efficiency is high; energy-conservation 10～30%; greatly reduce systematic running cost and extended useful life of equipment, also can dwindle capacity motor, eliminate " low load with strong power " phenomenon and meet " energy-saving and emission-reduction " policy of country.
The utility model cylindrical magnetic induced intelligent protection type speed regulator; adopt fixed-size pair of circular ring type induction installation of radial air gap and radiation ring type entirety magnet ring structure and high efficiency and heat radiation system; be aided with intelligent protection system; realize contactless moment of torsion transmission between motor and load by magnetic couple effect; utilize high efficiency and heat radiation; guarantee that system magnetic working is stable, in the time that load is transshipped, realize the automatic protection to motor, load equipment and cylindrical magnetic induced intelligent protection type speed regulator by intelligent protection system.
The utility model cylindrical magnetic induced intelligent protection type speed regulator; utilize outer induction copper ring and radiant type entirety internal magnetic ring to relatively rotate magnetic conductor and produce magnetic induction force with the magnetic line of force of radially fixing air gap cutting permanent-magnetic clamp, realize contactless moment of torsion transmission between motor and load.According to the requirement of in good time load output variable, under static state, magnetic force area of contact size between manual adjustments electric machine conductors external rotor and load permanent magnetism internal rotor, thereby change transmitting torque size, realize the change of load output speed by the adjusting of load torque, reach the requirement of control load output variable.Realize significantly energy-conservation and raising motor working efficiency of motor.Utilize high efficiency and heat radiation, guarantee that system magnetic working is stable.
Claims (5)
1. cylindrical magnetic induced intelligent protection type speed regulator, it is characterized in that, comprise the conductor external rotor being connected with motor shaft (19) and the permanent magnetism internal rotor being connected with bearing axle (21), between described conductor external rotor and permanent magnetism internal rotor, radially have fixing air gap; On described permanent magnetism internal rotor, be also provided with and pull permanent magnetism inner rotor shaft to the field of conjugate action adjusting mechanism relatively moving, described field of conjugate action adjusting mechanism connects into an entirety by load adapter sleeve (13), slide key (14), internal thread adapter sleeve (15), holder (17) and end ring (18) by screw thread, screw and slide key; A side at bearing axle (21) is connected with intelligent protection system;
Described conductor external rotor comprises outward turning rotating disk (3) and is fixed by screws in the outer steel loop (4) and interior steel loop (6) on described outward turning rotating disk (3), on outer steel loop (4), be connected by screw outer copper ring (5), on interior steel loop (6), be connected by screw interior copper ring (7), the interior rotating disk (12) that described permanent magnetism internal rotor comprises radiant type entirety magnet ring (11) and is connected by viscose glue with described radiant type entirety magnet ring (11).
2. cylindrical magnetic induced intelligent protection type speed regulator according to claim 1; it is characterized in that; the signal code-disc (23) that described intelligent protection system comprises input axle (24) and is connected by screw with described input axle (24); described input axle (24) is connected with described load axle key bar (22); speed probe (25) is connected with described signal code-disc (23), and signal processor (26) is connected by power line with described speed probe (25).
3. cylindrical magnetic induced intelligent protection type speed regulator according to claim 1; it is characterized in that; outward turning rotating disk (3) is connected on motor shaft (19) by motor shaft adapter sleeve (2); motor shaft adapter sleeve (2) is outer is simultaneously equipped with motor shaft expansion set (1), and motor shaft expansion set (1) is connected motor shaft (19), motor axle key bar (20) as motor power output mechanism with motor shaft adapter sleeve (2).
4. cylindrical magnetic induced intelligent protection type speed regulator according to claim 1; it is characterized in that; outward turning rotating disk (3) outside is fixed with side fin (10); outer steel loop (4) outside has been connected by screw outer shroud fin (9), and the outside of interior steel loop (6) has been connected by screw interior ring fin (8).
5. cylindrical magnetic induced intelligent protection type speed regulator according to claim 1; it is characterized in that; interior rotating disk (12) is connected as a single entity by bearing axle adapter sleeve (13) and bearing axle (21), and bearing axle adapter sleeve (13) and bearing axle (21), load axle key bar (22) is connected as a single entity as load power take-off mechanism with bearing axle expansion set (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420495321.9U CN204013143U (en) | 2014-08-29 | 2014-08-29 | Cylindrical magnetic induced intelligent protection type speed regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420495321.9U CN204013143U (en) | 2014-08-29 | 2014-08-29 | Cylindrical magnetic induced intelligent protection type speed regulator |
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| Publication Number | Publication Date |
|---|---|
| CN204013143U true CN204013143U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420495321.9U Expired - Fee Related CN204013143U (en) | 2014-08-29 | 2014-08-29 | Cylindrical magnetic induced intelligent protection type speed regulator |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105811697A (en) * | 2016-05-22 | 2016-07-27 | 郭洁敏 | Motor structure capable of positive and negative rotation to output |
| CN107605987A (en) * | 2017-10-23 | 2018-01-19 | 宝鸡泰华磁机电技术研究所有限公司 | The double clutch driving units of permanent magnetism for beeliner |
| CN113669381A (en) * | 2021-08-25 | 2021-11-19 | 天津市汇智尘科技有限公司 | Moment limiting mechanism and transmission system |
| CN114244069A (en) * | 2021-12-31 | 2022-03-25 | 南京玛格耐特智能科技有限公司 | Compact permanent magnet torque transmission equipment |
-
2014
- 2014-08-29 CN CN201420495321.9U patent/CN204013143U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105811697A (en) * | 2016-05-22 | 2016-07-27 | 郭洁敏 | Motor structure capable of positive and negative rotation to output |
| CN107605987A (en) * | 2017-10-23 | 2018-01-19 | 宝鸡泰华磁机电技术研究所有限公司 | The double clutch driving units of permanent magnetism for beeliner |
| CN107605987B (en) * | 2017-10-23 | 2023-05-23 | 宝鸡泰华磁机电技术研究所有限公司 | Permanent magnet double clutch driving device for railway diesel locomotive |
| CN113669381A (en) * | 2021-08-25 | 2021-11-19 | 天津市汇智尘科技有限公司 | Moment limiting mechanism and transmission system |
| CN114244069A (en) * | 2021-12-31 | 2022-03-25 | 南京玛格耐特智能科技有限公司 | Compact permanent magnet torque transmission equipment |
| CN114244069B (en) * | 2021-12-31 | 2023-10-24 | 南京玛格耐特智能科技有限公司 | Compact permanent magnet torque transmission equipment |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20200829 |
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| CF01 | Termination of patent right due to non-payment of annual fee |