CN202009300U - Low-speed outer rotor permanent magnet driving device with revolving speed of outer barrel of 0.001r/min-30r/min - Google Patents
Low-speed outer rotor permanent magnet driving device with revolving speed of outer barrel of 0.001r/min-30r/min Download PDFInfo
- Publication number
- CN202009300U CN202009300U CN2011200940926U CN201120094092U CN202009300U CN 202009300 U CN202009300 U CN 202009300U CN 2011200940926 U CN2011200940926 U CN 2011200940926U CN 201120094092 U CN201120094092 U CN 201120094092U CN 202009300 U CN202009300 U CN 202009300U
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- permanent magnet
- urceolus
- drive unit
- external rotor
- rotor permanent
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Abstract
The utility model relates to the field of hoisting machinery, in particular to a low-speed outer rotor permanent magnet driving device with the revolving speed of an outer barrel of 0.001r/min-30r/min. The device comprises a brake, a winding, a permanent magnet, a central shaft, the outer barrel, an iron core, a bearing, a permanent seat and a frequency converter, wherein the brake is arranged at both ends in the outer barrel and is fixed on the central shaft, the permanent magnet is installed on the inner wall of the outer barrel, the outer barrel is fixed on the central shaft through the bearing, the winding is inserted into the iron core, the iron core is installed on the central shaft to be connected into a whole, the central shaft is fixed in the permanent seat at both ends, and the frequency converter is connected with the winding through an output lead. The device has the characteristics of simple structure and large torque output achievement at a low speed, therefore, the device has the advantages of light weight, strong reliability, stable operation, tiny shock, low noise, safety, energy conservation, long service life and the like.
Description
Technical field
The utility model relates to the hoisting machinery field, and especially the rotating speed of urceolus is the low speed external rotor permanent magnet drive unit of 0.001r/min-30r/min.
Background technology
Conventional hoist generally is grouped into by girder, lifting mechanism, travelling mechanism and electric control part.The major function of lifting is lifted by crane material exactly, and the operation certain distance reaches work purposes such as transportation, loading and unloading and installation.The lifting mechanism of crane, travelling mechanism are its main core members.
The lifting mechanism of realization output high pulling torque generally is made of just usually said " three tetrad mechanisms " under the traditional low speed situation motor, reductor, urceolus and transmission mechanism.Travelling mechanism generally is made up of motor, reductor, travelling gear, or form by three-in-one reductor, problems such as traditional lifting mechanism, travelling mechanism exist complex structure, bigger, the single braking of noise to have potential safety hazard, and operational shock is big, stability is bad, maintaining is many.
Summary of the invention
The purpose of this utility model provides the external rotor permanent magnet crane that a kind of urceolus and driving mechanism unite two into one.Can under the low speed situation, realize the output high pulling torque.
Because of the utility model possesses the two big characteristics that realize the output high pulling torque under the simple in structure and low speed situation, thereby can obtain in light weight, good reliability, stable, microseismic activity, low noise, safe, energy-conservation, other advantages that the life-span is grown simultaneously.
For achieving the above object, the utility model is achieved through the following technical solutions:
The rotating speed of urceolus is the low speed external rotor permanent magnet drive unit of 0.001r/min-30r/min, comprises brake, winding, permanent magnet, central shaft, urceolus, iron core, bearing, holder and frequency converter; Wherein: brake is arranged at the two ends in the urceolus and is fixed on the central shaft, outer tube inner wall is equipped with permanent magnet, urceolus by bearing fixing on central shaft, be bumped into winding in the iron core, iron core is installed on the central shaft and fuses, central shaft is fixed in the holder at two ends, and frequency converter is connected with winding by output line.
The rotating speed of urceolus is the low speed external rotor permanent magnet drive unit of 0.001r/min-30r/min, comprises brake, winding, permanent magnet, central shaft, urceolus, iron core, bearing, holder and frequency converter; Wherein: brake is arranged at the two ends in the urceolus and is fixed on the central shaft, outer tube inner wall is equipped with permanent magnet, urceolus by bearing fixing on central shaft, be bumped into winding in the iron core, iron core is installed on the central shaft and fuses, central shaft is fixed in the holder at two ends, and frequency converter is connected with winding by output line; Holder is installed on the workbench.
Urceolus also can be described as external rotor.
Low speed external rotor permanent magnet drive unit comprises: brake, winding, permanent magnet, central shaft, urceolus, iron core, bearing, holder, frequency converter.Described low speed external rotor permanent magnet crane is taked variable frequency control by the effect in external rotor permanent magnet magnetic field, realizes that 0.001r/min to 30r/min moves, the load-carrying work of output high pulling torque.
Low speed external rotor permanent magnet drive unit is taked variable frequency control by the effect of permanent magnetic field, and frequency is between 0.001Hz-8Hz.
Low speed external rotor permanent magnet drive unit is taked variable frequency control by the effect in external rotor permanent magnet magnetic field, and the torque density of realizing output is at 20KN/m
2-100KN/m
2
Low speed external rotor permanent magnet drive unit is taked variable frequency control by the effect in external rotor permanent magnet magnetic field, and the torque density of realizing output is at 30KN/m
2-80KN/m
2
Produce magnetic field after the winding of low speed external rotor permanent magnet drive unit, permanent magnet, iron core, the energising, by the Frequency Converter Control frequency.
Low speed external rotor permanent magnet drive unit is applied in the magnetic field of winding, permanent magnet, iron core, generation by the frequency converter output frequency, and hard iron is turned round in output greatly, and the output torque density is at 30KN/m
2-80KN/m
2
Dress permanent magnet and bearing fixing are equipped with winding and central shaft disjunctor in the urceolus of low speed external rotor permanent magnet drive unit in the iron core on central shaft, are fixed in the holder at two ends.Form the power unit of an independent completion by Frequency Converter Control.
Be compared with the prior art, the utility model beneficial effect is:
1, low speed external rotor permanent magnet drive unit has fundamentally been cancelled on crane hoisting mechanism, the travelling mechanism: the responsible combination of motor, reductor and transmission mechanism and various drawback.
2, the existing crane of low speed external rotor permanent magnet drive unit simply direct, perfect having reached that more become: independent, single, good reliability, stable, microseismic activity, the optimum state of noise below 45 decibels.
3, low speed external rotor permanent magnet drive unit has adopted variable frequency control, thereby has realized the slow-speed of revolution operation of 0.001r/min-30r/min, has finished crane hoisting mechanism, and the how fast gear position operation of travelling mechanism and operation are used.
4, the variable frequency control of low speed external rotor permanent magnet drive unit, frequency can be adjusted at 8Hz-0.001Hz, and the output torque density can reach 80Kix/m
2, reduced the volume of crane hoisting mechanism and travelling mechanism to greatest extent, thereby made two mechanisms than lighter, reduced girder design load amount greatly.
Brake three safeties that internal-expansion type braking and 0.001r/min descend when 5, the slow-speed of revolution of low speed external rotor permanent magnet drive unit has brought crane to be close to zero rotating speed.It is safe, reliable, stable that crane hoisting, operation more become.
6, low speed external rotor drive unit is provided with multiple external diameter specification, according to the needs of lifting capacity, the speed of service, is provided with the unit of different length, and product has been realized seriation, is easier to realize standardization and modular arrangements.
7, low speed external rotor permanent magnet drive unit is close to bearing not generate heat and wear and tear, thereby has prolonged useful life, itself does not have to safeguard and need.
8, low speed external rotor permanent magnet drive unit has used permanent magnet material, and one of its characteristics are the power consumptions when carrying of operation band, is generating during anti-phase operation, greatly reduces power consumption, only accounts for the power consumption with power y series motor 50%.
9, low speed external rotor permanent magnet drive unit can be considered a power unit, is applied to widely on the bridge crane, gantry crane, derrick crane, cantilever crane, portal crane, crane for steelworks use, ship's crane, hoist engine, conveying equipment of worker, farming, merchant and special trade.
Description of drawings:
Fig. 1 is a structural representation of the present utility model.
Reference numeral: brake 1, winding 2, permanent magnet 3, central shaft 4, urceolus 5, iron core 6, bearing 7, holder 8, frequency converter 9.
Embodiment:
The rotating speed of embodiment 1, urceolus is the low speed external rotor permanent magnet drive unit of 0.001r/min-30r/min, comprises brake 1, winding 2, permanent magnet 3, central shaft 4, urceolus 5, iron core 6, bearing 7, holder 8 and frequency converter 9; Wherein: brake 1 is arranged at the two ends in the urceolus 5 and is fixed on the central shaft 4, urceolus 5 inwalls are equipped with permanent magnet 3, urceolus 5 is fixed on the central shaft 4 by bearing 7, be bumped into winding 2 in the iron core 6, iron core 6 is installed on the central shaft 4 and fuses, central shaft 4 is fixed in the holder 8 at two ends, and frequency converter 9 is connected with winding 2 by output line.
The rotating speed of embodiment 2, urceolus is the low speed external rotor permanent magnet drive unit of 0.001r/min-30r/min, comprises brake 1, winding 2, permanent magnet 3, central shaft 4, urceolus 5, iron core 6, bearing 7, holder 8 and frequency converter 9; Wherein: brake 1 is arranged at the two ends in the urceolus 5 and is fixed on the central shaft 4, urceolus 5 inwalls are equipped with permanent magnet 3, urceolus 5 is fixed on the central shaft 4 by bearing 7, be bumped into winding 2 in the iron core 6, iron core 6 is installed on the central shaft 4 and fuses, central shaft 4 is fixed in the holder 8 at two ends, and frequency converter 9 is connected with winding 2 by output line; Holder 8 is installed on the workbench 10.
The rotating speed of embodiment 3, urceolus is the low speed external rotor permanent magnet drive unit of 0.001r/min-30r/min, and wherein: workbench 10 is dollies of crane.Dolly is the lifting mechanism of crane, bears the effect of hoisting heavy.All the other are with embodiment 1 or embodiment 2.
The rotating speed of embodiment 4, urceolus as claimed in claim 2 is the low speed external rotor permanent magnet drive unit of 0.001r/min-30r/min, and wherein: workbench 10 is end carriages of crane.End carriage is the travelling mechanism of crane, makes crane laterally or vertically walk.All the other are with embodiment 1 or embodiment 2.。
The rotating speed of embodiment 5, urceolus as claimed in claim 2 is the low speed external rotor permanent magnet drive unit of 0.001r/min-30r/min, and wherein: the outer wall of urceolus 5 is provided with thread groove.Lay winding wire ropes in thread groove, then whole low speed external rotor permanent magnet drive unit is exactly the lifting mechanism of crane.All the other are with embodiment 1 or embodiment 2.
The rotating speed of embodiment 6, urceolus as claimed in claim 2 is the low speed external rotor permanent magnet drive unit of 0.001r/min-30r/min, and wherein: the outer wall of urceolus 5 adopts groove to be connected with outside track.Lay winding wire ropes in thread groove, then whole low speed external rotor permanent magnet drive unit is exactly the travelling mechanism of crane.The form of groove is water jacket or inside groove.All the other are with embodiment 1 or embodiment 2.
The rotating speed of embodiment 7, urceolus is the low speed external rotor permanent magnet drive unit of 0.001r/min-30r/min, and wherein: the frequency of frequency converter 9 is 0.001Hz-8Hz.All the other are with any one among the embodiment 1,2,3,4,5,6.
The rotating speed of embodiment 8, urceolus is the low speed external rotor permanent magnet drive unit of 0.001r/min-30r/min, and wherein: the torque density of the output of whole drive unit is at 20-100KN/ square metre.All the other are with any one among the embodiment 1,2,3,4,5,6.
The rotating speed of embodiment 9, urceolus is the low speed external rotor permanent magnet drive unit of 0.001r/min-30r/min, and wherein: the torque density of the output of whole drive unit is at 30-80KN/ square metre.All the other are with any one among the embodiment 1,2,3,4,5,6.
The rotating speed of embodiment 10, urceolus is the low speed external rotor permanent magnet drive unit of 0.001r/min, and all the other are with embodiment 1 or 2.
The rotating speed of embodiment 11, urceolus is the low speed external rotor permanent magnet drive unit of 30r/min, and all the other are with embodiment 1 or 2.
The rotating speed of embodiment 12, urceolus is the low speed external rotor permanent magnet drive unit of 0.01r/min, and all the other are with embodiment 1 or 2.
The rotating speed of embodiment 13, urceolus is the low speed external rotor permanent magnet drive unit of 0.1r/min, and all the other are with embodiment 1 or 2.
The rotating speed of embodiment 14, urceolus is the low speed external rotor permanent magnet drive unit of 0.5r/min, and all the other are with embodiment 1 or 2.
The rotating speed of embodiment 15, urceolus is the low speed external rotor permanent magnet drive unit of 0.8r/min, and all the other are with embodiment 1 or 2.
The rotating speed of embodiment 16, urceolus is the low speed external rotor permanent magnet drive unit of 1r/min, and all the other are with embodiment 1 or 2.
The rotating speed of embodiment 17, urceolus is the low speed external rotor permanent magnet drive unit of 2/min, and all the other are with embodiment 1 or 2.
The rotating speed of embodiment 18, urceolus is the low speed external rotor permanent magnet drive unit of 5r/min, and all the other are with embodiment 1 or 2.
The rotating speed of embodiment 19, urceolus is the low speed external rotor permanent magnet drive unit of 8r/min, and all the other are with embodiment 1 or 2.
The rotating speed of embodiment 20, urceolus is the low speed external rotor permanent magnet drive unit of 10min, and all the other are with embodiment 1 or 2.
The rotating speed of embodiment 21, urceolus is the low speed external rotor permanent magnet drive unit of 15r/min, and all the other are with embodiment 1 or 2.
The rotating speed of embodiment 22, urceolus is the low speed external rotor permanent magnet drive unit of 20r/min, and all the other are with embodiment 1 or 2.
The rotating speed of embodiment 23, urceolus is the low speed external rotor permanent magnet drive unit of 25min, and all the other are with embodiment 1 or 2.
The rotating speed of embodiment 24, urceolus is the low speed external rotor permanent magnet drive unit of 30r/min, and all the other are with embodiment 1 or 2.
Embodiment 25, low speed external rotor permanent magnet drive unit, wherein: the frequency of frequency converter 9 is 0.001Hz.All the other are with any one among the embodiment 1,2,3,4,5,6.
Embodiment 26, low speed external rotor permanent magnet drive unit, wherein: the frequency of frequency converter 9 is 0.01Hz.All the other are with any one among the embodiment 1,2,3,4,5,6.
Embodiment 27, low speed external rotor permanent magnet drive unit, wherein: the frequency of frequency converter 9 is 0.1Hz.All the other are with any one among the embodiment 1,2,3,4,5,6.
Embodiment 28, low speed external rotor permanent magnet drive unit, wherein: the frequency of frequency converter 9 is 0.5Hz.All the other are with any one among the embodiment 1,2,3,4,5,6.
Embodiment 29, low speed external rotor permanent magnet drive unit, wherein: the frequency of frequency converter 9 is 1Hz.All the other are with any one among the embodiment 1,2,3,4,5,6.
Embodiment 30, low speed external rotor permanent magnet drive unit, wherein: the frequency of frequency converter 9 is 2Hz.All the other are with any one among the embodiment 1,2,3,4,5,6.
Embodiment 31, low speed external rotor permanent magnet drive unit, wherein: the frequency of frequency converter 9 is 4Hz.All the other are with any one among the embodiment 1,2,3,4,5,6.
Embodiment 32, low speed external rotor permanent magnet drive unit, wherein: the frequency of frequency converter 9 is 6Hz.All the other are with any one among the embodiment 1,2,3,4,5,6.
Embodiment 33, low speed external rotor permanent magnet drive unit, wherein: the frequency of frequency converter 9 is 8Hz.All the other are with any one among the embodiment 1,2,3,4,5,6.
Embodiment 34, low speed external rotor permanent magnet drive unit, wherein: the torque density of the output of whole drive unit is at 20KN/ square metre.All the other are with any one among the embodiment 1,2,3,4,5,6.
Embodiment 34, low speed external rotor permanent magnet drive unit, wherein: the torque density of the output of whole drive unit is at 30KN/ square metre.All the other are with any one among the embodiment 1,2,3,4,5,6.
Embodiment 34, low speed external rotor permanent magnet drive unit, wherein: the torque density of the output of whole drive unit is at 40KN/ square metre.All the other are with any one among the embodiment 1,2,3,4,5,6.
Embodiment 34, low speed external rotor permanent magnet drive unit, wherein: the torque density of the output of whole drive unit is at 50KN/ square metre.All the other are with any one among the embodiment 1,2,3,4,5,6.
Embodiment 34, low speed external rotor permanent magnet drive unit, wherein: the torque density of the output of whole drive unit is at 80KN/ square metre.All the other are with any one among the embodiment 1,2,3,4,5,6.
Embodiment 34, low speed external rotor permanent magnet drive unit, wherein: the torque density of the output of whole drive unit is at 20-100KN/ square metre.All the other are with any one among the embodiment 1,2,3,4,5,6.
Embodiment 35, low speed external rotor permanent magnet drive unit, wherein: comprise that urceolus 5 inwalls are equipped with permanent magnet 3 and form magnetic field with iron core 6 windings 2 energising backs, the output high pulling torque, torque density is at 30KN/m
2-80KN/m
2The crane running frequency is below 8Hz, and running speed is in the scope of 0.001r/min-30r/min.
Claims (9)
1. the rotating speed of urceolus is the low speed external rotor permanent magnet drive unit of 0.001r/min-30r/min, comprises brake (1), winding (2), permanent magnet (3), central shaft (4), urceolus (5), iron core (6), bearing (7), holder (8) and frequency converter (9); It is characterized in that: brake (1) is arranged at the two ends in the urceolus (5) and is fixed on the central shaft (4), urceolus (5) inwall is equipped with permanent magnet (3), urceolus (5) is fixed on the central shaft (4) by bearing (7), be bumped into winding (2) in the iron core (6), iron core (6) is installed on the central shaft (4) and fuses, central shaft (4) is fixed in the holder (8) at two ends, and frequency converter (9) is connected with winding (2) by output line.
2. the rotating speed of urceolus is the low speed external rotor permanent magnet drive unit of 0.001r/min-30r/min, comprises brake (1), winding (2), permanent magnet (3), central shaft (4), urceolus (5), iron core (6), bearing (7), holder (8) and frequency converter (9); It is characterized in that: brake (1) is arranged at the two ends in the urceolus (5) and is fixed on the central shaft (4), urceolus (5) inwall is equipped with permanent magnet (3), urceolus (5) is fixed on the central shaft (4) by bearing (7), be bumped into winding (2) in the iron core (6), iron core (6) is installed on the central shaft (4) and fuses, central shaft (4) is fixed in the holder (8) at two ends, and frequency converter (9) is connected with winding (2) by output line; Holder (8) is installed on the workbench (10).
3. the rotating speed of urceolus as claimed in claim 2 is the low speed external rotor permanent magnet drive unit of 0.001r/min-30r/min, it is characterized in that: workbench (10) is the dolly of crane.
4. the rotating speed of urceolus as claimed in claim 2 is the low speed external rotor permanent magnet drive unit of 0.001r/min-30r/min, it is characterized in that: workbench (10) is the end carriage of crane.
5. the rotating speed of urceolus as claimed in claim 2 is the low speed external rotor permanent magnet drive unit of 0.001r/min-30r/min, it is characterized in that: the outer wall of urceolus (5) is provided with thread groove.
6. the rotating speed of urceolus as claimed in claim 2 is the low speed external rotor permanent magnet drive unit of 0.001r/min-30r/min, it is characterized in that: the outer wall of urceolus (5) adopts groove to be connected with outside track.
7. the rotating speed as any described urceolus among the claim 1-6 is the low speed external rotor permanent magnet drive unit of 0.001r/min-30r/min, and it is characterized in that: the frequency of frequency converter (9) is 0.001Hz-8Hz.
8. the rotating speed as any described urceolus among the claim 1-6 is the low speed external rotor permanent magnet drive unit of 0.001r/min-30r/min, and it is characterized in that: the torque density of the output of whole drive unit is at 20-100KN/ square metre.
9. the rotating speed as any described urceolus among the claim 1-6 is the low speed external rotor permanent magnet drive unit of 0.001r/min-30r/min, and it is characterized in that: the torque density of the output of whole drive unit is at 30-80KN/ square metre.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200940926U CN202009300U (en) | 2011-04-01 | 2011-04-01 | Low-speed outer rotor permanent magnet driving device with revolving speed of outer barrel of 0.001r/min-30r/min |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200940926U CN202009300U (en) | 2011-04-01 | 2011-04-01 | Low-speed outer rotor permanent magnet driving device with revolving speed of outer barrel of 0.001r/min-30r/min |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202009300U true CN202009300U (en) | 2011-10-12 |
Family
ID=44750955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200940926U Expired - Fee Related CN202009300U (en) | 2011-04-01 | 2011-04-01 | Low-speed outer rotor permanent magnet driving device with revolving speed of outer barrel of 0.001r/min-30r/min |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202009300U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102185414A (en) * | 2011-04-01 | 2011-09-14 | 喻连生 | Low-speed outer rotor permanent magnet drive device with rotating speed of outer cylinder being 0.001-30r/min |
| CN104140047A (en) * | 2014-07-30 | 2014-11-12 | 辽宁华禹重工有限公司 | Permanent magnetic crane |
| WO2016026214A1 (en) * | 2014-08-21 | 2016-02-25 | 江西工埠机械有限责任公司 | Low speed and high torque electric motor outer rotor, electric motor and related crane |
-
2011
- 2011-04-01 CN CN2011200940926U patent/CN202009300U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102185414A (en) * | 2011-04-01 | 2011-09-14 | 喻连生 | Low-speed outer rotor permanent magnet drive device with rotating speed of outer cylinder being 0.001-30r/min |
| CN102185414B (en) * | 2011-04-01 | 2013-09-25 | 喻连生 | Low-speed outer rotor permanent magnet drive device with rotating speed of outer cylinder being 0.001r/min-30r/min |
| CN104140047A (en) * | 2014-07-30 | 2014-11-12 | 辽宁华禹重工有限公司 | Permanent magnetic crane |
| CN104140047B (en) * | 2014-07-30 | 2016-03-16 | 辽宁华禹重工有限公司 | Permanent magnetic crane |
| WO2016026214A1 (en) * | 2014-08-21 | 2016-02-25 | 江西工埠机械有限责任公司 | Low speed and high torque electric motor outer rotor, electric motor and related crane |
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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: 20111012 Termination date: 20180401 |
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| CF01 | Termination of patent right due to non-payment of annual fee |