CN106059235A - Novel generator magnetic steel device - Google Patents
Novel generator magnetic steel device Download PDFInfo
- Publication number
- CN106059235A CN106059235A CN201610585232.7A CN201610585232A CN106059235A CN 106059235 A CN106059235 A CN 106059235A CN 201610585232 A CN201610585232 A CN 201610585232A CN 106059235 A CN106059235 A CN 106059235A
- Authority
- CN
- China
- Prior art keywords
- rotor core
- magnetic steel
- jack
- stator
- core
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
- H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
- H02K21/14—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2706—Inner rotors
- H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
- H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
- H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
- H02K1/276—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM]
- H02K1/2766—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM] having a flux concentration effect
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2201/00—Specific aspects not provided for in the other groups of this subclass relating to the magnetic circuits
- H02K2201/03—Machines characterised by aspects of the air-gap between rotor and stator
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
- H02K2213/03—Machines characterised by numerical values, ranges, mathematical expressions or similar information
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The present invention discloses a novel generator magnetic steel device. The device comprises a rotor core and a stator core arranged at the outer side of the rotor core, a rotating shaft is arranged at the internal portion of the rotor core, a gas gap is arranged between the rotor core and the stator core, the rotor core is internally provided with a first magnetic steel jack, a second magnetic steel jack, a third magnetic steel jack and a fourth magnetic steel jack, and the first magnetic steel jack, the second magnetic steel jack, the third magnetic steel jack and the fourth magnetic steel jack are internally provided with magnetic steel sheets; and the stator core is internally provided with a plurality of stator winding holes which are internally provided with stator winding coils, and a plurality of pole arc shrinkage pools are arranged at the outer wall of the rotor core. The novel generator magnetic steel device is simple in structure and reasonable in design, the output waveform is a standard sine wave through adoption of the structure, other processing links are not needed, the usage cost is lower, the corresponding stator resistance is reduced, the stator pressure drop is reduced at load, the decreasing of the output voltage of the main generator is reduced, and the power loss is decreased.
Description
Technical field
The present invention relates to technical field of generators, especially relate to a kind of novel electricity generator steel magnet device.
Background technology
In constant frequency AC origin system, electrical excitation synchronous generator is conducive to load with its good regulation magnetic field ability
The regulation of voltage, and the DC excitation capacity needed for regulating magnetic field is less, but it is provided with brush slip rings, and reliability is low,
Limit its application in the extreme circumstances.Rare-earth permanent-magnet electric machine is by permanent magnet excitation, and hence without excitation loss, efficiency is higher than
Electro-magnetic motor, and there is the series of advantages such as simple in construction, reliability height, thus answered in many industrial circles
With.But the most structure of magnetic steel structure in existing magneto is complicated, and obtains current waveform in use and all compare
Confusion, is not the sine wave of standard, will could use greatly, bring not side the most in practice after rectification and inversion process
Just, use cost can be improved.
Summary of the invention
The problem to be solved in the present invention be to provide a kind of simple in construction, reasonable in design, stator resistance is little, load time stator pressure
The novel electricity generator steel magnet device little, use cost is low and power attenuation is little drops.
For solving above-mentioned technical problem, the technical solution used in the present invention is: a kind of novel electricity generator steel magnet device, including
Have rotor core and be arranged on the stator core outside described rotor core, described rotor core be internally provided with rotating shaft,
Being provided with air gap between described rotor core and described stator core, the inside of described rotor core is respectively arranged with the first magnet steel
Jack, the second magnet steel jack, the 3rd magnet steel jack and the 4th magnet steel jack, described first magnet steel jack, the second magnet steel jack,
The inside of three magnet steel jacks and the 4th magnet steel jack is provided with magnetic links, described stator core to be internally provided with several fixed
Sub-winding hole, is provided with stator winding coil, the outer wall of described rotor core is provided with several in described stator winding hole
Polar arc shrinkage pool.
Preferably, above-mentioned a kind of novel electricity generator steel magnet device, wherein said rotating shaft is arranged on described rotor core
Middle part.
Preferably, above-mentioned a kind of novel electricity generator steel magnet device, the distance of wherein said air gap is 1-3mm.
Preferably, above-mentioned a kind of novel electricity generator steel magnet device, wherein said magnetic links all includes magnetic links epimere
With magnetic links hypomere, the angle between described magnetic links epimere and described magnetic links hypomere is 150 °.
Preferably, above-mentioned a kind of novel electricity generator steel magnet device, wherein said stator winding hole is arranged on described stator
On the inwall of iron core.
Preferably, above-mentioned a kind of novel electricity generator steel magnet device, the quantity of wherein said polar arc shrinkage pool is four.
The present invention has the advantage that and provides the benefit that: includes rotor core and is arranged on determining outside rotor core
Sub-iron core, rotor core be internally provided with rotating shaft, be provided with air gap between rotor core and stator core, rotor core interior
Portion is respectively arranged with the first magnet steel jack, the second magnet steel jack, the 3rd magnet steel jack and the 4th magnet steel jack, wherein the first magnet steel
The inside of jack, the second magnet steel jack, the 3rd magnet steel jack and the 4th magnet steel jack is provided with magnetic links, stator core interior
Portion is provided with several stator winding holes, is provided with stator winding coil in stator winding hole, and the outer wall of rotor core is arranged
Having several polar arc shrinkage pools, overall structure is simple, reasonable in design, is standard sine wave by using this structure output waveform,
Directly can use, it is not necessary to other processing links, use more convenient, cost is lower, and the most corresponding stator resistance reduces, during load
Stator pressure drop reduces, and mair motor output voltage declines and reduces, and the loss of power is low.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the present invention；
Fig. 2 is the structural representation of magnetic links in the present invention.
In figure: 1, stator core the 2, first magnet steel jack the 3, second magnet steel jack
4, the 3rd magnet steel jack the 5, the 4th magnet steel jack 6, rotating shaft
7, magnetic links 8, polar arc shrinkage pool 9, rotor core
10, air gap 11, stator winding hole 71, magnetic links epimere
72, magnetic links hypomere
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, right
The present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, and
It is not used in the restriction present invention.
As depicted in figs. 1 and 2, a kind of novel electricity generator steel magnet device, include rotor core 9 and be arranged on rotor ferrum
Stator core 1 outside core 9, rotor core 9 be internally provided with rotating shaft 6, rotating shaft 6 is arranged on the middle portion of rotor core 9
Point, it being provided with air gap 10 between rotor core 9 and stator core 1, the distance of air gap 10 is 1-3mm, the interior part of rotor core 9
It is not provided with the first magnet steel jack the 2, second magnet steel jack the 3, the 3rd magnet steel jack 4 and the 4th magnet steel jack 5, wherein the first magnet steel
The inside of jack the 2, second magnet steel jack the 3, the 3rd magnet steel jack 4 and the 4th magnet steel jack 5 is provided with magnetic links 7, magnetic links 7
All including magnetic links epimere 71 and magnetic links hypomere 72, the angle between magnetic links epimere 71 and magnetic links hypomere 72 is
150 °, stator core 1 be internally provided with several stator winding holes 11, stator winding hole 11 is arranged on the interior of stator core 1
On wall, in stator winding hole 11, it is provided with stator winding coil, the outer wall of rotor core 9 is provided with four each and every one polar arc shrinkage pools 8.
Overall structure is simple, reasonable in design, is standard sine wave by using this structure output waveform, directly can use, it is not necessary to
Other processing links, use more convenient, and cost is lower, and the most corresponding stator resistance reduces, and during load, stator pressure drop reduces, main electricity
Machine output voltage declines and reduces, and the loss of power is low.
Above one embodiment of the present of invention is described in detail, but described content has been only the preferable enforcement of the present invention
Example, it is impossible to be considered the practical range for limiting the present invention.All impartial changes made according to the present patent application scope and improvement
Deng, within all should still belonging to the patent covering scope of the present invention.
Claims (6)
1. a novel electricity generator steel magnet device, includes rotor core (9) and is arranged on described rotor core (9) outside
Stator core (1), described rotor core (9) be internally provided with rotating shaft (6), it is characterised in that: described rotor core (9) and institute
Stating and be provided with air gap (10) between stator core (1), the inside of described rotor core (9) is respectively arranged with the first magnet steel jack
(2), the second magnet steel jack (3), the 3rd magnet steel jack (4) and the 4th magnet steel jack (5), described first magnet steel jack (2), second
The inside of magnet steel jack (3), the 3rd magnet steel jack (4) and the 4th magnet steel jack (5) is provided with magnetic links (7), described stator
Iron core (1) be internally provided with several stator winding holes (11), be provided with stator winding line in described stator winding hole (11)
Circle, the outer wall of described rotor core (9) is provided with several polar arc shrinkage pools (8).
A kind of novel electricity generator steel magnet device the most according to claim 1, it is characterised in that: described rotating shaft (6) is arranged on
The middle part of described rotor core (9).
A kind of novel electricity generator steel magnet device the most according to claim 1, it is characterised in that: the distance of described air gap (10)
For 1-3mm.
A kind of novel electricity generator steel magnet device the most according to claim 1, it is characterised in that: described magnetic links (7) all wraps
Magnetic links epimere (71) and magnetic links hypomere (72) are included, between described magnetic links epimere (71) and described magnetic links hypomere (72)
Angle be 150 °.
A kind of novel electricity generator steel magnet device the most according to claim 1, it is characterised in that: described stator winding hole (11)
It is arranged on the inwall of described stator core (1).
A kind of novel electricity generator steel magnet device the most according to claim 1, it is characterised in that: described polar arc shrinkage pool (8)
Quantity is four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610585232.7A CN106059235A (en) | 2016-07-22 | 2016-07-22 | Novel generator magnetic steel device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610585232.7A CN106059235A (en) | 2016-07-22 | 2016-07-22 | Novel generator magnetic steel device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106059235A true CN106059235A (en) | 2016-10-26 |
Family
ID=57417448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610585232.7A Pending CN106059235A (en) | 2016-07-22 | 2016-07-22 | Novel generator magnetic steel device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106059235A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001095182A (en) * | 1999-09-20 | 2001-04-06 | Fujitsu General Ltd | Permanent magent electric motor |
| CN1492566A (en) * | 2002-10-26 | 2004-04-28 | Lg������ʽ���� | Motor |
| CN201813232U (en) * | 2010-08-24 | 2011-04-27 | 徐德芳 | Permanent magnet motor rotor |
| CN204334145U (en) * | 2014-12-27 | 2015-05-13 | 江苏安捷机电技术有限公司 | The punching of V-arrangement four groove Rare-earth PMSM Rotor Structure |
| CN205070634U (en) * | 2015-11-06 | 2016-03-02 | 湘电莱特电气有限公司 | PMSM rotor structure for electric automobile |
| CN205081596U (en) * | 2015-10-23 | 2016-03-09 | 苏州爱知科技有限公司 | Electric motor rotor iron core structure |
| CN105553143A (en) * | 2016-02-25 | 2016-05-04 | 珠海格力节能环保制冷技术研究中心有限公司 | Rotor iron core and permanent magnet synchronous motor with same |
-
2016
- 2016-07-22 CN CN201610585232.7A patent/CN106059235A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001095182A (en) * | 1999-09-20 | 2001-04-06 | Fujitsu General Ltd | Permanent magent electric motor |
| CN1492566A (en) * | 2002-10-26 | 2004-04-28 | Lg������ʽ���� | Motor |
| CN201813232U (en) * | 2010-08-24 | 2011-04-27 | 徐德芳 | Permanent magnet motor rotor |
| CN204334145U (en) * | 2014-12-27 | 2015-05-13 | 江苏安捷机电技术有限公司 | The punching of V-arrangement four groove Rare-earth PMSM Rotor Structure |
| CN205081596U (en) * | 2015-10-23 | 2016-03-09 | 苏州爱知科技有限公司 | Electric motor rotor iron core structure |
| CN205070634U (en) * | 2015-11-06 | 2016-03-02 | 湘电莱特电气有限公司 | PMSM rotor structure for electric automobile |
| CN105553143A (en) * | 2016-02-25 | 2016-05-04 | 珠海格力节能环保制冷技术研究中心有限公司 | Rotor iron core and permanent magnet synchronous motor with same |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161026 |
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| RJ01 | Rejection of invention patent application after publication |