CN201956814U - Shaft driven variable speed constant voltage brushless generator - Google Patents
Shaft driven variable speed constant voltage brushless generator Download PDFInfo
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- CN201956814U CN201956814U CN201020299600XU CN201020299600U CN201956814U CN 201956814 U CN201956814 U CN 201956814U CN 201020299600X U CN201020299600X U CN 201020299600XU CN 201020299600 U CN201020299600 U CN 201020299600U CN 201956814 U CN201956814 U CN 201956814U
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- winding
- multipole
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- exciter
- excitation
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Abstract
The utility model discloses a shaft driven variable speed constant voltage brushless generator which comprises an elastic coupling, a duplex winding stator, a main machine rotor, a multipole winding exciter, an excitation switching voltage regulator, a change-over switch, an inner fan, an outer fan, a platy machine base, a front end cover, a rear end cover and a bearing. The brushless generator is characterized in that the duplex winding stator is provided with two sets of main windings and one set of tapped harmonic winding, the main machine rotor is provided with a pole winding, the multipole winding exciter stator is provided with a multipole exciting winding, a rotor of the multipole winding exciter is provided with a set of three phase armature windings, and one side of the rotor of the multipole winding exciter is provided with a rotary rectifier. The shaft driven variable speed constant voltage brushless generator can be driven by automobile engine to generate power in constant speed in case of automobile parking, also can be driven to supply power in variable speed with stable voltage output in case of automobile driving, therefore, electric devices in an automobile can be supplied with a stable voltage power source.
Description
Technical field
The utility model relates to a kind of rotary generator, especially a kind of band speed constant pressure brushless generator.
Background technology
At present, the synchronous generator rotating speed is invariable, realizes voltage constant easily, variable speed generation requirement when satisfying running car, because rotating speed changes, the generating voltage of travelling can change with rotating speed, but load needs constant voltage, and therefore, speed constant pressure is the key problem in technology that will solve.
Summary of the invention
The purpose of this utility model is to provide a kind of band speed constant pressure brushless generator, makes automobile can realize the speed constant pressure generating under steam.
The technical solution of the utility model is: axle band speed constant pressure brushless generator is by spring coupling, the double winding stator, main rotor, multipole winding exciter, excitation switched voltage adjuster, change over switch, internal fan, external fan, support, front end housing, rear end cap, rotating shaft and bearing are formed, coaxial-type is furnished with band double winding stator and multipole winding exciter stator in the support, corresponding main rotor and the multipole winding exciter rotor of arranging band magnetic pole winding with double winding stator and multipole winding exciter stator in the rotating shaft, on the support seam of double winding stator side front end housing is installed, pass through Bearing Installation between front end housing and rotating shaft, in the rotating shaft internal fan is installed in the front end housing, on the support seam of multipole winding exciter stator side rear end cap is installed, pass through Bearing Installation between rear end cap and rotating shaft, the double winding stator has the humorous wave winding of two cover main windings and a cover band tap, main rotor has the magnetic pole winding, multipole winding exciter stator has multipole excitation winding, multipole winding exciter rotor has a cover threephase armature winding, rotor one side of multipole winding exciter is installed rotating rectifier, threephase armature winding terminal is connected with three brachium pontis of rotating rectifier, the dc output end of rotating rectifier links to each other with the magnetic pole winding of main rotor, multipole excitation winding divides three groups to draw with excitation switched voltage adjuster and be connected, humorous wave winding is connected with excitation switched voltage adjuster by change over switch, double winding can be connected by change over switch can be in parallel, and the output two wires is connected with excitation switched voltage adjuster.
Advantage of the present utility model is: axle band speed constant pressure brushless generator can utilize automobile engine constant-speed drive generating when automobile parking, variable speed drives generating in the time of also can be with running car, burning voltage output is arranged during speed change, the power supply of burning voltage is provided for power consumption equipment on the automobile.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is an electrical schematic diagram of the present utility model.
Fig. 3 is an excitation switched voltage adjuster schematic diagram of the present utility model.
Embodiment
As shown in Figure 1, axle band speed constant pressure brushless generator is made up of spring coupling 1, double winding stator 6, main rotor 7, multipole winding exciter 10, excitation switched voltage adjuster 9, change over switch 8, internal fan 4, external fan 12, support 5, front end housing 2, rear end cap 11, rotating shaft 13 and bearing 3 etc.Coaxial-type is furnished with band double winding stator 6 and multipole winding exciter 10 stators in the support 5, in the rotating shaft 13 with the corresponding main rotor 7 that is furnished with the band winding of band double winding stator, correspondingly with multipole winding exciter stator be furnished with multipole winding exciter rotor, front end housing 2 is installed on the support seam of double winding stator side, install by bearing 3 between front end housing and rotating shaft, in the inboard rotating shaft of front end housing internal fan 4 is installed, on the shaft extension in the front end housing outside spring coupling 1 is housed, can be connected with automobile engine and accept transmission, rear end cap 11 is installed on the support seam of multipole winding exciter stator side, by Bearing Installation, on the shaft extension in the rear end cap outside external fan 12 is housed between rear end cap and rotating shaft.
As shown in Figure 2, the double winding stator has the humorous wave winding WS of two cover main winding WZ and a cover band tap, main rotor has magnetic pole winding WF, multipole winding exciter stator has multipole excitation winding WE, multipole winding exciter rotor has a cover threephase armature winding WJ, multipole winding exciter rotor one side is installed rotating rectifier XQ, threephase armature winding terminal is connected with three brachium pontis of rotating rectifier, the dc output end of rotating rectifier links to each other with the magnetic pole winding of main rotor, multipole winding divides three groups to draw with excitation switched voltage adjuster and be connected, humorous wave winding also is connected with excitation switched voltage adjuster 9 by change over switch 8, double winding can be connected by change over switch 8 can be in parallel, and the output two wires is connected with excitation switched voltage adjuster.
As shown in Figure 3, excitation switched voltage adjuster 9 is made of voltage to frequency measuring unit 14, comparison control unit 15, excitation switch unit 17, excitation regulation unit 16, can carry out excitation and switch and excitation regulation, and this generator is burning voltage output when speed change.
There are internal fan 4 and circulation wind path in generator inside, design has air duct between the rotor winding, internal fan is transmitted to internal heat on the sheet support, there are external fan 12 and heat radiation wind path in the generator outside, design has the sheet radiating ribs on the support, increase the motor ventilation area of dissipation, disperse the heat that is transmitted on the support, the winding temperature rise of control generator.
This generator operation principle of when automobile parking, generating electricity: turn to the double winding that makes stator to be in state in parallel change over switch 8 earlier, after rotating speed reaches specified 1500r/min rotating speed, magnetic pole remanent magnetism magnetic field, by the harmonious wave winding cutting of stator main winding, the harmonious alternating current wave of induction power frequency source, the harmonic wave power supply is strengthened and is regulated excitation through voltage regulator, exports stable power frequency AC.
This generator operation principle of when running car, generating electricity: change over switch 8 is turned to make the double winding of stator be in series connection earlier, when rotating speed reaches the 750r/min rotating speed, magnetic pole remanent magnetism magnetic field, by the harmonious wave winding cutting of stator main winding, the harmonious alternating current wave of induction power frequency source, the harmonic wave power supply is strengthened and is regulated excitation through voltage regulator, in the rotation speed change process of 750～2300r/min, switch and the adjusting excitation AC power of output burning voltage by excitation switched voltage adjuster.
Excitation is switched and Principles of Regulation: this generator is provided with multipole winding exciter and excitation switched voltage adjuster, excitation switched voltage adjuster can detect generating frequency and voltage, assert the residing rotating speed state of generator, the switching multi-pole winding used 1/3rd of multipole winding to carry out excitation when rotating speed was higher, it is stable that the effect of reduction excitation reaches voltage, the switching multi-pole winding used 1/2nd of multipole winding to carry out excitation when rotating speed was medium, it is stable that moderate excitation effect reaches voltage, the switching multi-pole winding used whole excitations of carrying out of multipole winding when rotating speed was low, and it is stable that the effect of raising excitation reaches voltage.
Claims (3)
1. axle band speed constant pressure brushless generator, it is by spring coupling, the double winding stator, main rotor, multipole winding exciter, excitation switched voltage adjuster, change over switch, internal fan, external fan, support, front end housing, rear end cap, rotating shaft and bearing are formed, coaxial-type is furnished with band double winding stator and multipole winding exciter stator in the support, corresponding main rotor and the multipole winding exciter rotor of arranging band magnetic pole winding with double winding stator and multipole winding exciter stator in the rotating shaft, on the support seam of double winding stator side front end housing is installed, pass through Bearing Installation between front end housing and rotating shaft, in the rotating shaft internal fan is installed in the front end housing, on the support seam of multipole winding exciter stator side rear end cap is installed, pass through Bearing Installation between rear end cap and rotating shaft, it is characterized in that the double winding stator has the humorous wave winding of two cover main windings and a cover band tap, main rotor has the magnetic pole winding, multipole winding exciter stator has multipole excitation winding, multipole winding exciter rotor has a cover threephase armature winding, rotor one side of multipole winding exciter is installed rotating rectifier, threephase armature winding terminal is connected with three brachium pontis of rotating rectifier, the dc output end of rotating rectifier links to each other with the magnetic pole winding of main rotor, multipole excitation winding divides three groups to draw with excitation switched voltage adjuster and be connected, and humorous wave winding is connected with excitation switched voltage adjuster by change over switch.
2. axle band speed constant pressure brushless generator according to claim 1 is characterized in that excitation switched voltage adjuster is made of voltage to frequency measuring unit, comparison control unit, excitation switch unit, excitation regulation unit.
3. axle band speed constant pressure brushless generator according to claim 1 is characterized in that there are internal fan and circulation wind path in generator inside, and design has air duct, generator outside that external fan and heat radiation wind path are arranged between the rotor winding, and design has the sheet radiating ribs on the support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020299600XU CN201956814U (en) | 2010-08-20 | 2010-08-20 | Shaft driven variable speed constant voltage brushless generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020299600XU CN201956814U (en) | 2010-08-20 | 2010-08-20 | Shaft driven variable speed constant voltage brushless generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201956814U true CN201956814U (en) | 2011-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020299600XU Expired - Lifetime CN201956814U (en) | 2010-08-20 | 2010-08-20 | Shaft driven variable speed constant voltage brushless generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201956814U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101951074A (en) * | 2010-08-20 | 2011-01-19 | 江西清华泰豪三波电机有限公司 | Shaft driven variable-speed constant-voltage brushless generator |
| CN103532291A (en) * | 2012-07-03 | 2014-01-22 | 福建福安闽东亚南电机有限公司 | Generator with fan and driving sheet integrated |
| CN103701262A (en) * | 2013-09-22 | 2014-04-02 | 宁波腾隆户外用品有限公司 | Novel servomotor |
| WO2013123531A3 (en) * | 2012-02-16 | 2014-04-10 | Genrh8 Limited | Synchronous electric machine |
| WO2023078668A1 (en) * | 2021-11-08 | 2023-05-11 | Mahle International Gmbh | Inductively electrically excited synchronous machine |
-
2010
- 2010-08-20 CN CN201020299600XU patent/CN201956814U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101951074A (en) * | 2010-08-20 | 2011-01-19 | 江西清华泰豪三波电机有限公司 | Shaft driven variable-speed constant-voltage brushless generator |
| WO2013123531A3 (en) * | 2012-02-16 | 2014-04-10 | Genrh8 Limited | Synchronous electric machine |
| CN103532291A (en) * | 2012-07-03 | 2014-01-22 | 福建福安闽东亚南电机有限公司 | Generator with fan and driving sheet integrated |
| CN103701262A (en) * | 2013-09-22 | 2014-04-02 | 宁波腾隆户外用品有限公司 | Novel servomotor |
| CN103701262B (en) * | 2013-09-22 | 2016-03-30 | 宁波腾隆户外用品有限公司 | Servomotor |
| WO2023078668A1 (en) * | 2021-11-08 | 2023-05-11 | Mahle International Gmbh | Inductively electrically excited synchronous machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110831 Effective date of abandoning: 20120606 |