CN201766476U - Permanent magnet digital variable-frequency single-phase double-voltage generator - Google Patents
Permanent magnet digital variable-frequency single-phase double-voltage generator Download PDFInfo
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- CN201766476U CN201766476U CN2010202534250U CN201020253425U CN201766476U CN 201766476 U CN201766476 U CN 201766476U CN 2010202534250 U CN2010202534250 U CN 2010202534250U CN 201020253425 U CN201020253425 U CN 201020253425U CN 201766476 U CN201766476 U CN 201766476U
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Abstract
The utility model relates to a permanent magnet digital variable-frequency single-phase double-voltage generator, which comprises an output control circuit, a stator, a rotor and a rear end cover, wherein the stator is arranged in a base with a front end cover and is provided with a winding. The utility model is characterized in that the stator with the winding consists of a stator core, a same-phase dual-winding coil and a speed measuring winding; and the stator core is formed by laminating stator stampings and stator pressing rings by argon arc welding. The utility model has unique winding coiling and arranging modes and structural characteristics, can realize double-voltage output, has simple structure, and can effectively reduce vibration, unit noise and fuel consumption.
Description
Technical field
The utility model relates to a kind of permanent magnet digital frequency conversion single-phase double-voltage generator.
Background technology
At present, generator adopts the power frequency project organization mostly, and relative volume is big, Heavy Weight, and consumptive material is many, and general digital electricity generating is the output of single-phase univoltage, can only be below the small-power 5KW, and the scope of application is restricted.
Summary of the invention
The purpose of this utility model provides a kind of permanent magnet digital frequency conversion single-phase double-voltage generator, can realize two voltage outputs, and is simple in structure, can effectively reduce vibrations and unit noise.
The utility model adopts following scheme to realize: a kind of permanent magnet digital frequency conversion single-phase double-voltage generator, and comprise output control circuit, be located at and in the band front end housing support winding stator and rotor and rear end cap arranged, it is characterized in that; Describedly form by stator core, same-phase double winding coil and the winding that tests the speed by the winding stator; Described stator core laminates inferior arc welding by stator punching and stator pressing ring and forms, and described same-phase double winding coil is meant that generator windings is designed to two covers, three phase windings.
The utility model master section adopts special coiling of three phase winding technologies and winding arrangement, realizes two voltage outputs, and adopts the all-in-one-piece support or the cylinder steel plate stand structure of band edge lid, can be convenient for assembly, enhance productivity.Adopt this structure to combine with the plate muscle, good integrity can effectively reduce vibration and unit noise, reduces oil consumption.
Description of drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is the utility model rotor structure schematic diagram.
Fig. 3 is that the utility model winding launches schematic diagram.
Fig. 4 is that schematic diagram is arranged in the coiling of the utility model winding.
Fig. 5 is the utility model output control circuit theory diagram.
Embodiment
Below in conjunction with drawings and Examples the utility model is described further.
As shown in Figure 1, a kind of permanent magnet digital frequency conversion single-phase double-voltage generator comprises output control circuit, is located at and in the band front end housing support 1 winding stator 3 and rotor 4 and rear end cap 5 is arranged, and it is characterized in that; Describedly form by stator core, same-phase double winding coil and the winding that tests the speed by winding stator 3; Described stator core laminates inferior arc welding by stator punching and stator pressing ring and forms, described same-phase double winding coil is meant that generator windings is designed to two covers, three phase windings, and, convert power frequency 50Hz or 60Hz alternating current to through digital inverter again by direct current parallel circuit formation suspension neutral point.Its two covers, three phase windings are manufactured like this: with special-purpose winding former coiling, during coiling two the cover three phase windings simultaneously around, for the purpose of difference, every cover winding puts the insulating varnished sleeving of different colours, every cover three phase windings are made up of three windings, each winding has four groups of little windings, every group little winding have 6 coils connect around.Two covers, three phase windings are by the double-deck lap winding rule of normal three-phase during rule, the starting vessels of two covers, three phase windings on same position, promptly same groove.The abbreviation head of starting of each group winding finishes to abbreviate as tail.(1) ~ (12) of beating the bracket mark as shown in Figure 3 and Figure 4 are the outlet head, beat circle mark 1. ~ 10. be the inlet wire afterbody.As first road of U phase for the ⑴ tail for 1., first road of V phase for the ⑵ tail for 2., first road of W phase for the ⑶ tail for 3..Second road of U phase for the ⑷ tail for 4., second road of V phase for the ⑸ tail for 5., second road of W phase for the ⑹ tail for 6., by that analogy.Head with the insulating varnished sleeving winding of color turns around to be connected in parallel by way requirements in parallel by 2,5, and does U, V, W phase identification, by 2,5 turn around all windings of back afterbody and be linked together the asterism that overlaps three phase windings as two.If do not have 2,5 to turn around, diagram is four tunnel parallel connections, and U should be ⑴ ⑷ ⑺ ⑽ also together mutually, and V should be ⑵ ⑸ ⑻ ⑾ also together mutually, and W should be ⑶ ⑹ ⑼ ⑿ also together mutually mutually.And turn around that 10. 8. 5. 2. back V just change into mutually and together by 2,5.As line schematic diagram Fig. 4 like that shown in, whenever be connected in parallel, and do U, V, W phase identification, at last by the 42 position outlets of outlet assembly place by way requirement in parallel.All through 2,5 after turning around same color the insulating varnished sleeving winding tail and be linked together as the asterism of 2 covers, three phase windings as 43 position.Feedback speed signal is from the winding that tests the speed.The winding that tests the speed is single-phase winding, and pitch is identical with main winding, and original position is identical as U phase original position with first phase of main winding.The voltage induced frequency signal of winding is identical with the induction frequencies of main winding thereby assurance is tested the speed, thereby truly and is constantly reflected the rotating speed of generator by the induction frequencies of the winding that tests the speed.
As shown in Figure 2, the rotor of present embodiment comprises axle 21, fan blade 22, magnet steel baffle plate 23, rotor punching 24, rotor aluminium seat 25 and trip bolt 26, described rotor punching 24 laminates into rotor core, and described rotor punching is provided with the magnet steel groove that is used to install magnet steel; Described rotor aluminium seat 25 is assemblied on the axle 21, on this rotor aluminium seat the magnet steel baffle plate is installed successively, assembles rotor core and another sheet magnet steel baffle plate 23 of magnet steel, and connect firm with trip bolt 26.
In order to make generator operating efficiency of the present utility model better, as shown in Figure 5, described output control circuit comprises current rectifying and wave filtering circuit, inverter, rate control module and Throttle Opening Control module; The output of generator is connected with inverter through current rectifying and wave filtering circuit, the voltage signal that described rate control module is gathered the inverter front end by analysis, handle and then the throttle of control Throttle Opening Control module controls generator.Described rate control module adopts dsp chip control, can realize the automated closed-loop speed control by the load size.
In a word, the utility model adopts and changes permanent magnet motor stator winding construction form, and rotor design becomes multipolar system rotary pole formula structure, voltage is designed to two covers, three phase windings, and by direct current parallel circuit formation suspension neutral point, exportable single-phase double-voltage, performance is better than the brushless generator performance.The industrial-frequency alternating current of output pure sine wave, generator is equipped with to be estimated winding and puts control module by speed, can be by load size realization automated closed-loop speed control.Permanent magnet digital frequency conversion single-phase double-voltage generator has that volume is little, and capacity is big, and is in light weight, characteristics such as technical matters advanced person, stator adopts cold-reduced silicon sheet, and rotor adopts cold-rolled steel sheet, the main insulation system adopts the H class F insulation, and performance reaches world-class levels, and product is reliable.
The above only is preferred embodiment of the present utility model, and all equalizations of being done according to the utility model claim change and modify, and all should belong to covering scope of the present utility model.
Claims (4)
1. permanent magnet digital frequency conversion single-phase double-voltage generator comprises output control circuit, is located at and in the band front end housing support winding stator and rotor and rear end cap is arranged, and it is characterized in that; Describedly form by stator core, same-phase double winding coil and the winding that tests the speed by the winding stator; Described stator core laminates inferior arc welding by stator punching and stator pressing ring and forms, and described same-phase double winding coil is meant that generator windings is designed to two covers, three phase windings.
2. permanent magnet digital frequency conversion single-phase double-voltage generator according to claim 1, it is characterized in that: described rotor comprises axle, fan blade, magnet steel baffle plate, rotor punching, rotor aluminium seat and trip bolt, described rotor punching laminates into rotor core, and described rotor punching is provided with the magnet steel groove that is used to install magnet steel; Described rotor aluminium seat is assemblied on the axle, on this rotor aluminium seat the magnet steel baffle plate is installed successively, assembles rotor core and another sheet magnet steel baffle plate of magnet steel, and connect firm with trip bolt.
3. permanent magnet digital frequency conversion single-phase double-voltage generator according to claim 1 is characterized in that: described output control circuit comprises current rectifying and wave filtering circuit, inverter, rate control module and Throttle Opening Control module; The output of generator is connected with inverter through current rectifying and wave filtering circuit, the voltage signal that described rate control module is gathered the inverter front end by analysis, handle and then the throttle of control Throttle Opening Control module controls generator.
4. permanent magnet digital frequency conversion single-phase double-voltage generator according to claim 1 is characterized in that: described rate control module adopts dsp chip control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202534250U CN201766476U (en) | 2010-07-09 | 2010-07-09 | Permanent magnet digital variable-frequency single-phase double-voltage generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202534250U CN201766476U (en) | 2010-07-09 | 2010-07-09 | Permanent magnet digital variable-frequency single-phase double-voltage generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201766476U true CN201766476U (en) | 2011-03-16 |
Family
ID=43719084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202534250U Expired - Lifetime CN201766476U (en) | 2010-07-09 | 2010-07-09 | Permanent magnet digital variable-frequency single-phase double-voltage generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201766476U (en) |
-
2010
- 2010-07-09 CN CN2010202534250U patent/CN201766476U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170710 Address after: 352000 Fujian province Ningde City Dongqiao Economic Development Zone Zhangzhou Bay Industrial Park, Port Road No. 6 Building 3 layer 1 Patentee after: Ningde times Motor Technology Co., Ltd. Address before: 355019, 14, Jing Lin Road, Fu'an, Fujian, Ningde, Yangquan Patentee before: Fujian Fu'an Mindong Yanan Electrical Machine Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110316 |
|
| CX01 | Expiry of patent term |