CN2433765Y - High-power rare-earth low-voltage DC electric generator - Google Patents
High-power rare-earth low-voltage DC electric generator Download PDFInfo
- Publication number
- CN2433765Y CN2433765Y CN 00250979 CN00250979U CN2433765Y CN 2433765 Y CN2433765 Y CN 2433765Y CN 00250979 CN00250979 CN 00250979 CN 00250979 U CN00250979 U CN 00250979U CN 2433765 Y CN2433765 Y CN 2433765Y
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- Prior art keywords
- generator
- type groove
- low pressure
- rare earth
- rotor
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- Expired - Fee Related
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- Permanent Magnet Type Synchronous Machine (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Abstract
The utility model relates to a high-power rare-earth low-voltage DC electric generator, which is composed of a front end cap, a rear end cap, a stator assembly, a rotor assembly, a bearing, etc. The utility model is characterized in that the rotor assembly of the utility model is composed of a motor shaft, a rotor core, rare-earth magnetic steel, etc.; the rotor core is formed by that a rotor punching sheet are folded and pressed; a plurality of sets of V-shaped slots which are arranged according to a certain requirements are positioned on the rotor punching sheet; the rare-earth magnetic steel is inlaid in the V-shaped slots which can be provided with 8 sets, 10 sets, 12 sets, 14 sets, 16 sets, etc.
Description
The utility model relates to technical field of generators, particularly a kind of high-power rare earth low pressure dc generator of and " special-purpose fully automatic electric voltage regulator " adapted.
The utility model patent applicant also is that the patent No. is 95214569.3, name is called one of the design of " motor vehicle, high power DC generator peculiar to vessel " utility model and patentee, in 95214569.3, a kind of housing that comprises is disclosed, be installed in field frame assembly and rotor assembly in the housing, main parts in addition such as bearing have the voltage-regulation rectifying device; Rotor assembly is made up of motor shaft, magnetism-isolating loop, rotor core and the permanent magnet that is embedded in the iron core, is processed with the uniform axial pass trough that is provided with radially on the iron core, and permanent magnet is embedded in each axial pass trough.The generator of this patent is an ends of the earth radial structure, but also must design magnetic shielding structure and other part that prevents magnet short-cut path.Structure is comparatively complicated, and some significant dimensions technology is difficult to guarantee, is not suitable for industrialized mass production.
The purpose of this utility model is under the condition that does not design the magnetic shielding structure that prevents magnet short-cut path and other part, a kind of high-power rare earth low pressure dc generator is provided, can be made into multi-polar structures such as 8 utmost points, 10 utmost points, 12 utmost points, 14 utmost points, 16 utmost points, realize the permanent magnetic low voltage DC generator of different frequency, different capacity, different rotating speeds designing requirement, product structure is simple, production technology is simplified, and production cost reduces, reliable, the safety of product.
The utility model adopts following technical scheme to realize the foregoing invention purpose:
Described high-power rare earth low pressure dc generator, form by front end housing, rear end cap, field frame assembly, rotor assembly and bearing etc., its rotor assembly is made up of motor shaft, rotor core, rare earth magnetic steel etc., rotor core is overrided to form by rotor punching, design has array " V " the type groove of arranging by certain requirement on the rotor punching, and rare earth magnetic steel just is embedded in " V " type groove.
" V " type groove structure can be 8 groups, 10 groups, 12 groups, 14 groups, 16 groups etc. on the described high-power rare earth low pressure dc generator rotor punching.
The arranging of " V " type groove on the rotor punching of described high-power rare earth low pressure dc generator: " V " type groove notch is outside; " V " type groove groove width, flute length, groove inner edge corner dimension, groove outermost point design and decide according to watt level, frequency height, rotating speed what, motor volume apart from rotor cylindrical optimum distance; Rare earth magnetic steel is packed into behind the rotor core, and " V " type groove forms " △ " air gap by the bottom of axle, plays the magnet short-cut path effect that prevents.
Owing to adopt technical scheme as mentioned above, the utlity model has following superiority:
High-power rare earth low pressure dc generator, the rotor core punching is under the condition that does not design the magnetic shielding structure that prevents magnet short-cut path and other part, employing " V " type groove structure promptly can be according to the designing requirement of different frequency, different capacity, different rotating speeds, produce the high-power rare earth low pressure dc generator product of multi-polar structures such as 8 utmost points, 10 utmost points, 12 utmost points, 14 utmost points, 16 utmost points, adapted " special-purpose fully automatic electric voltage regulator " is used for illumination, work, the household electricity of all kinds of motor vehicles, various boats and ships; This kind generator Structure equally also is applicable to slow-revving wind-driven generator design, the power with volume is increased, with the volume-diminished of power.
Rare earth low pressure dc generator, rotor are implemented in processing under the no magnetic state; And the rare earth magnetic steel the simplest sheet cuboid that is geometry has reduced the rare earth magnetic steel cost to greatest extent, and part is simple in structure in addition for it, and production technology is simplified, and production efficiency improves, and production cost descends, and product is reliable.
Below in conjunction with the description of drawings specific embodiment:
Fig. 1 is high-power rare earth low pressure dc generator overall structure schematic diagram.
Fig. 1-the 1st, the special-purpose fully automatic electric voltage regulator schematic diagram of high-power rare earth low pressure dc generator.
Fig. 2 is high-power rare earth low pressure dc generator rotor assembly structural representation.
Fig. 3 is high-power rare earth low pressure dc generator 8 utmost point rotor punching structure cutaway views.
Fig. 4 is high-power rare earth low pressure dc generator 10 utmost point rotor punching structure cutaway views.
Fig. 5 is high-power rare earth low pressure dc generator 12 utmost point rotor punching structure cutaway views.
Fig. 6 is high-power rare earth low pressure dc generator 14 utmost point rotor punching structure cutaway views.
As shown in FIG.: 1-bearing, 2-rear end cap, 3-rotor assembly, the 4-field frame assembly, 5-front end housing, 6-fan, the 7-belt pulley, 8-securing member, the special-purpose fully automatic electric voltage regulator of 9-, the 10-motor shaft, the special flat serrated nut of 11-, 12-plastics shrouding, the 13-rotor core, 14-rare earth magnetic steel, 15-rivet, the 16-rotor punching, 17-" V " type groove structure, 18-" △ " air gap.
Embodiment one
As shown in Figure 1, 2, 3; High-power rare earth low pressure dc generator, form by front end housing, rear end cap, field frame assembly, rotor assembly and bearing etc., its rotor assembly is made up of motor shaft, rotor core, rare earth magnetic steel etc., rotor core is overrided to form by rotor punching, design has array " V " the type groove of arranging by certain requirement on the rotor punching, and rare earth magnetic steel just is embedded in " V " type groove; " V " type groove structure is 8 groups on the rotor punching; The arranging of " V " type groove on the rotor punching: " V " type groove notch is outside; " V " type groove groove width, flute length, groove inner edge corner dimension, groove outermost point design and decide according to watt level, frequency height, rotating speed what, motor volume apart from rotor cylindrical optimum distance; Rare earth magnetic steel is packed into behind the rotor core, and " V " type groove forms " △ " air gap by the bottom of axle, plays the magnet short-cut path effect that prevents.
Embodiment two:
Shown in Fig. 1,2,4; High-power rare earth low pressure dc generator, design has array " V " the type groove of arranging by certain requirement on the rotor punching, and " V " type groove structure is 10 groups on the rotor punching.
Embodiment three:
Shown in Fig. 1,2,5; High-power rare earth low pressure dc generator, design has array " V " the type groove of arranging by certain requirement on the rotor punching, and " V " type groove structure is 12 groups on the rotor punching.
Embodiment four:
Shown in Fig. 1,2,6; High-power rare earth low pressure dc generator, design has array " V " the type groove of arranging by certain requirement on the rotor punching, and " V " type groove structure is 14 groups on the rotor punching.
Embodiment five:
High-power rare earth low pressure dc generator, design has array " V " the type groove of arranging by certain requirement on the rotor punching, and " V " type groove structure also can be 16 groups on the rotor punching.
Claims (7)
1, a kind of high-power rare earth low pressure dc generator is made up of front end housing (5), rear end cap (2), field frame assembly (4), rotor assembly (3) and bearing (1) etc.; It is characterized in that: described low pressure dc generator, its rotor assembly (3) is made up of motor shaft (10), rotor core (13), rare earth magnetic steel (14) etc., rotor core (13) is overrided to form by rotor punching (16), rotor punching (16) is gone up design array " V " the type groove of arranging by certain requirement, and rare earth magnetic steel (14) just is embedded in " V " type groove.
2, as right 1 described high-power rare earth low pressure dc generator, it is characterized in that: the arranging of " V " type groove on the rotor punching of described low pressure dc generator: " V " type groove notch is outside; " V " type groove groove width, flute length, groove inner edge corner dimension, groove outermost point design and decide according to watt level, frequency height, rotating speed what, motor volume apart from rotor cylindrical optimum distance; Rare earth magnetic steel is packed into behind the rotor core, and " V " type groove forms " △ " air gap (18) by the bottom of axle.
3, as right 1 described high-power rare earth low pressure dc generator, it is characterized in that: described low pressure dc generator, design has array " V " the type groove of arranging by certain requirement on the rotor punching, and " V " type groove structure is 8 groups on the rotor punching.
4, as right 1 described high-power rare earth low pressure dc generator, it is characterized in that: described low pressure dc generator, design has array " V " the type groove of arranging by certain requirement on the rotor punching, and " V " type groove structure is 10 groups on the rotor punching.
5, as right 1 described high-power rare earth low pressure dc generator, it is characterized in that: described low pressure dc generator, design has array " V " the type groove of arranging by certain requirement on the rotor punching, and " V " type groove structure is 12 groups on the rotor punching.
6, as right 1 described high-power rare earth low pressure dc generator, it is characterized in that: described low pressure dc generator, design has array " V " the type groove of arranging by certain requirement on the rotor punching, and " V " type groove structure is 14 groups on the rotor punching.
7, as right 1 described high-power rare earth low pressure dc generator, it is characterized in that: described low pressure dc generator, design has array " V " the type groove of arranging by certain requirement on the rotor punching, and " V " type groove structure is 16 groups on the rotor punching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00250979 CN2433765Y (en) | 2000-08-29 | 2000-08-29 | High-power rare-earth low-voltage DC electric generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00250979 CN2433765Y (en) | 2000-08-29 | 2000-08-29 | High-power rare-earth low-voltage DC electric generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2433765Y true CN2433765Y (en) | 2001-06-06 |
Family
ID=33609025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00250979 Expired - Fee Related CN2433765Y (en) | 2000-08-29 | 2000-08-29 | High-power rare-earth low-voltage DC electric generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2433765Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102197575A (en) * | 2008-10-23 | 2011-09-21 | Itt制造企业公司 | A mixer assembly |
| CN105429321A (en) * | 2015-12-04 | 2016-03-23 | 重庆智仁发电设备有限责任公司 | 200KW rare-earth permanent magnet generator |
-
2000
- 2000-08-29 CN CN 00250979 patent/CN2433765Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102197575A (en) * | 2008-10-23 | 2011-09-21 | Itt制造企业公司 | A mixer assembly |
| CN105429321A (en) * | 2015-12-04 | 2016-03-23 | 重庆智仁发电设备有限责任公司 | 200KW rare-earth permanent magnet generator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |