CN107769480B - Excitation generator rectification module fixing device and excitation generator - Google Patents
Excitation generator rectification module fixing device and excitation generator Download PDFInfo
- Publication number
- CN107769480B CN107769480B CN201711375481.4A CN201711375481A CN107769480B CN 107769480 B CN107769480 B CN 107769480B CN 201711375481 A CN201711375481 A CN 201711375481A CN 107769480 B CN107769480 B CN 107769480B
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- CN
- China
- Prior art keywords
- support frame
- generator
- rectifying module
- rectifier module
- fixing device
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/04—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for rectification
- H02K11/042—Rectifiers associated with rotating parts, e.g. rotor cores or rotary shafts
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- H02K11/046—
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- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Synchronous Machinery (AREA)
Abstract
The invention relates to a rectifying module fixing device of an excitation generator, which comprises an exciter rotor hub, a generator rotating shaft, a rectifying module, a supporting frame and a rectifying module mounting plate, wherein the supporting frame is uniformly arranged between the exciter rotor hub and the generator rotating shaft, one end of the supporting frame is fixedly connected with the inner wall of the exciter rotor hub, the other end of the supporting frame is fixedly connected with the rotating shaft, the rectifying module mounting plate is arranged between the adjacent supporting frames, the rectifying module is arranged on the inner side of the rectifying module mounting plate, and a transverse connecting plate is arranged at the position, matched with the wire outlet end of the rectifying module, of the middle part of the supporting frame. According to the invention, the rectifying module is arranged in the hub of the exciter rotor, so that the actual acceleration value of the rectifying module is reduced, and in addition, the outgoing lines of the rectifying module are connected together through an annular connecting line, so that the axial size of the generator is saved. The invention also relates to an excitation generator comprising such a rectifier module fixing device.
Description
Technical Field
The invention relates to the field of generators, in particular to a rectifying module fixing device of an excitation generator and the excitation generator.
Background
Brushless excitation generators are increasingly used in generators because of their voltage stabilization. The rotary rectifying device is used as one of important components of the brushless excitation system, and has the function of rectifying the three-phase alternating current induced by the exciter rotor into direct current and providing the direct current for the main excitation winding of the generator. The rotating rectifying device generally comprises a rectifying module, a protection device and direct current leads, at present, in order to save space, the rectifying module and the protection device are all arranged on the inner wall of the hub of the exciter rotor, and the positive direct current lead and the negative direct current lead of the rectifying module are required to be arranged on a rotating shaft of the generator to be connected with a radial conducting rod on the rotating shaft of the generator, so that the axial size of the generator is increased, and particularly for large-sized and high-speed generators, the diameter of a rotor core is larger, so that the acceleration of the rectifying module is larger, and the cost is increased.
Disclosure of Invention
The invention aims to provide a rectifying module fixing device of an exciting generator and an exciting generator, wherein the rectifying module fixing device is compact in structure and capable of reducing acceleration of the rectifying module.
The technical scheme of the invention is as follows: the utility model provides an excitation generator rectifier module fixing device, it includes exciter rotor hub, the generator pivot, rectifier module, still include support frame and rectifier module mounting panel, 6n support frames equipartition set up between exciter rotor hub and generator pivot, wherein n=1, 2,3 … …, the one end and the exciter rotor hub inner wall fixed connection of support frame, the other end and the pivot fixed connection of support frame are equipped with the rectifier module mounting panel between adjacent support frame, rectifier module installs in the rectifier module mounting panel inboard, the middle part and the rectifier module play line terminal assorted position of support frame are equipped with transverse connection board, the line that goes out of 6n rectifier modules is all connected and is fixed on annular connecting wire, annular connecting wire has one to fix as one pole of direct current lead with transverse connection board at least, this pole of direct current lead links to each other with the homopolar that sets up at the epaxial radial conducting rod of generator.
Preferably, the supporting frame is a trapezoid supporting frame with a narrow outer part and a wide inner part.
Preferably, the exciter rotor hub comprises a rotor hub body, a rotor hub inner wall, a support frame, a square support block and a support frame.
Preferably, the annular connection line has two poles which are respectively fixed with adjacent transverse connection plates and serve as direct current leads.
The invention also relates to an excitation generator, which comprises a rectifying module fixing device, wherein the rectifying module fixing device is the rectifying module fixing device.
The invention has the beneficial technical effects that the rectifying module is arranged in the exciter rotor hub, the optimal installation position of the rectifying module installation plate can be adjusted according to the installation space of the rectifying module, the actual acceleration value of the rectifying module can be greatly reduced, in addition, the outgoing lines of the rectifying module are connected together through an annular connecting line, the annular connecting line is also arranged in the exciter rotor hub, and only the fixed pole of the direct current lead is required to be connected with the homopolar of the radial conducting rod arranged on the rotating shaft of the generator, thereby saving the axial dimension of the generator.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention;
Fig. 2 is a cross-sectional view A-A of fig. 1.
Detailed Description
The invention is further described below with reference to the drawings and examples.
Referring to the drawings, an excitation generator rectification module fixing device comprises an exciter rotor hub 1, a generator rotating shaft 4, a rectification module 8, a square supporting block 2, a supporting frame 3 and a rectification module mounting plate 5, wherein 6 square supporting blocks 2 are arranged between the inner wall of the exciter rotor hub 1 and the supporting frame 3, one end of each square supporting block 2 is fixedly connected with the inner wall of the rotor hub, the other end of each square supporting block 2 is fixedly connected with the supporting frame 3, the supporting frame 3 is a trapezoid supporting frame with the narrow outer part and the wide inner part, the small end of the supporting frame 3 is fixedly connected with the square supporting block 2, the large end of the supporting frame 3 is fixedly connected with the generator rotating shaft 4, a rectification module mounting plate 5 is arranged between the adjacent supporting frames 3, the rectification module 8 is mounted on the inner side of the rectification module mounting plate 5, the optimal mounting position of the rectification module mounting plate 5 can be adjusted according to the mounting space of the rectification module 8, the actual acceleration value of the rectification module 8 can be greatly reduced, in addition, the position of the middle part of the supporting frame 3 and the rectification module 8 matched with the outer part is provided with a transverse 3-1, the outgoing lines of the 6 rectification modules 8 are connected together through an annular connecting wire 6, the annular connecting wire 6 is also arranged on the inner part of the exciter hub 1, the two annular connecting wires are fixedly connected with the same-pole 7 as a connecting plate with the radial connecting plate 4, and the radial connecting plate is fixedly connected with the two radial connecting plates of the generator pole 7, and the radial connecting plate is arranged on the two radial connecting plates 1.
According to the invention, the rectifying module 8 is arranged in the exciter rotor hub 1, the optimal installation position of the rectifying module installation plate 5 can be adjusted according to the installation space of the rectifying module 8, the actual acceleration value of the rectifying module 8 can be greatly reduced, in addition, the outgoing lines of the rectifying module 8 are connected together through an annular connecting line 6, the annular connecting line 6 is also arranged in the exciter rotor hub 1, only the fixed pole of the direct current lead 7 is required to be connected with the homopolar of the radial conducting rod arranged on the generator rotating shaft 4, and the axial size of the generator is saved.
The invention also relates to an excitation generator, which comprises a rectifying module fixing device, wherein the rectifying module fixing device is the rectifying module fixing device.
The above is only a preferred example of the present invention, and the scope of the present invention as claimed is not limited to the embodiments. All equivalent technical schemes of the embodiment belong to the protection scope of the invention.
Claims (4)
1. The utility model provides an excitation generator rectifier module fixing device, it includes exciter rotor hub, generator pivot, rectifier module, its characterized in that still includes support frame and rectifier module mounting panel, 6n the support frame equipartition sets up between exciter rotor hub and generator pivot, wherein n=1, 2,3 … …, be equipped with the rectifier module mounting panel between adjacent support frame, the rectifier module is installed in the rectifier module mounting panel inboard, the middle part of support frame and rectifier module outlet terminal assorted position are equipped with horizontal connecting plate, the outlet of 6n rectifier modules all connects fixedly on annular connecting wire, annular connecting wire is fixed as one pole of direct current lead with horizontal connecting plate at least one place, this pole of direct current lead links to each other with the homopolar of the radial conducting rod that sets up on the generator pivot;
The square support block is arranged between the inner wall of the rotor hub of the exciter and the support frame, one end of the square support block is fixedly connected with the inner wall of the rotor hub, and the other end of the square support block is fixedly connected with the support frame;
The support frame is the trapezoidal support frame of outside narrow inside wide, and the tip and the square supporting shoe fixed connection of support frame, the big end and the generator pivot fixed connection of support frame.
2. A rectifying module fixing device of an excitation generator according to claim 1, characterized in that the ring-shaped connection line has two points fixed with adjacent transverse connection plates respectively as one pole of a direct current lead.
3. A rectifying module fixing device of an excitation generator according to claim 1, characterized in that the ring-shaped connection line has two points fixed with adjacent transverse connection plates respectively as one pole of a direct current lead.
4. A field generator comprising a rectifier module securing device, characterized in that the rectifier module securing device is a rectifier module securing device according to any one of the preceding claims 1 to 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711375481.4A CN107769480B (en) | 2017-12-19 | 2017-12-19 | Excitation generator rectification module fixing device and excitation generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711375481.4A CN107769480B (en) | 2017-12-19 | 2017-12-19 | Excitation generator rectification module fixing device and excitation generator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107769480A CN107769480A (en) | 2018-03-06 |
| CN107769480B true CN107769480B (en) | 2024-07-16 |
Family
ID=61277486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711375481.4A Active CN107769480B (en) | 2017-12-19 | 2017-12-19 | Excitation generator rectification module fixing device and excitation generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107769480B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207677583U (en) * | 2017-12-19 | 2018-07-31 | 湘潭电机股份有限公司 | A kind of excitation generator rectification module fixing device and excitation generator |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0946990A (en) * | 1995-08-02 | 1997-02-14 | Meidensha Corp | Excitation structure of brushless generator |
| CN2669468Y (en) * | 2003-12-31 | 2005-01-05 | 中国北车集团永济电机厂 | Brushless excitation generator |
| JP5007537B2 (en) * | 2006-08-24 | 2012-08-22 | 株式会社デンソー | AC generator for vehicles |
| CN101494408B (en) * | 2009-03-10 | 2011-01-26 | 永济新时速电机电器有限责任公司 | Brushless excitation synchronous generator |
| DE102013005627A1 (en) * | 2013-04-04 | 2014-10-09 | SIEVA d.o.o. - poslovna enota Idrija | Rotor of a dynamoelectric machine |
| KR20170070762A (en) * | 2015-12-14 | 2017-06-22 | 이래오토모티브시스템 주식회사 | Alternator Rectifier Assembly |
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2017
- 2017-12-19 CN CN201711375481.4A patent/CN107769480B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207677583U (en) * | 2017-12-19 | 2018-07-31 | 湘潭电机股份有限公司 | A kind of excitation generator rectification module fixing device and excitation generator |
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| Publication number | Publication date |
|---|---|
| CN107769480A (en) | 2018-03-06 |
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