CN202957730U - Flexible connection brushless synchronous generator - Google Patents
Flexible connection brushless synchronous generator Download PDFInfo
- Publication number
- CN202957730U CN202957730U CN 201220624839 CN201220624839U CN202957730U CN 202957730 U CN202957730 U CN 202957730U CN 201220624839 CN201220624839 CN 201220624839 CN 201220624839 U CN201220624839 U CN 201220624839U CN 202957730 U CN202957730 U CN 202957730U
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- China
- Prior art keywords
- generator
- casing
- exciter
- stator
- connects
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- Expired - Fee Related
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- 230000001360 synchronised effect Effects 0.000 title claims abstract description 20
- 230000007704 transition Effects 0.000 claims abstract description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000007664 blowing Methods 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 230000005284 excitation Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008111 motor development Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Abstract
The utility model relates to a generator field especially relates to a brushless synchronous generator. A flexible connection brushless synchronous generator comprises a shell, a front end cover, a rear end cover, a rotating shaft, a generator stator, a generator rotor, an exciter stator, an exciter armature, a rotary rectifier and a junction box, wherein the rotating shaft penetrates through the shell, the generator rotor, the exciter armature and the rotary rectifier are fixedly installed on the rotating shaft from front to back in sequence, the generator stator and the exciter stator are installed on the inner wall of the shell, the generator stator is matched with the generator rotor, the exciter stator is matched with the exciter armature, the junction box is fixedly installed outside the shell, and the front end and the rear end of the shell are connected with the front end cover and the rear end cover through transition connection blocks respectively. The utility model discloses a link to each other through the transition piecing between casing and the front and back end cover, the transition piecing has reduced the reliability that can also improve the generator when the generator noise.
Description
Technical field
The utility model relates to electrical generator fields, relates in particular to a kind of no-brush synchronous generator.
Background technology
Due to advantages such as electric energy have production and conversion ratio less expensive, and transmission and distribution ratio are easier to, and use and control ratio are more convenient, thereby become modern the most frequently used a kind of energy.And, along with the development of national economy, automaticity is more and more higher, increasing to electric demand, not only require electricity consumption quantity, power quality has also been proposed to requirement simultaneously, undoubtedly the performance of synchronous generator also proposed to high request.And excitation mode directly has influence on performance, reliability and the specification requirement of generator, so the research of excitation mode has become an important topic of motor development.Originally adopted DC generator to carry out excitation always, the direct current sent by DC generator, encircle the rotor system group of introducing synchronous generator with brush by edge, but the continuous increase along with capacity motor, the commutation of direct current machine has become a great problem, and need carbon brush and, along ring, exist carbon brush abrasion and carbon brush powder to believe dirty coil insulation and other parts problem.
No-brush synchronous generator is by main generator, AC exciter, the major parts such as rotating rectifier form, main generator rotor, armature of exciter and rotating rectifier all be contained on same axle together with rotation; The performance of motor is except outside the Pass having with power, in some occasion, quiet performance is also had to certain requirement, the front and rear cover of existing generator is all that directly sealing is fixedly mounted on the front and back end ports of casing, the vibration that various stator rotors and shaft coupling produce all is directly transferred to the generator whole body, so noise is very large, sometimes resonance also may occur, affect the normal operation of generator.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of flexible no-brush synchronous generator that connects, connecing piece by transition between the casing of this generator and front and rear cover is connected, transition connects piece can alleviate the transmission of casing to the front and rear cover vibration, the resonance that destroys whole generator can also be crossed, the reliability of generator can also be improved when having reduced the generator noise.
The utility model is achieved in that a kind of flexible no-brush synchronous generator that connects, comprise casing, front end housing, rear end cap, rotating shaft, generator unit stator, generator amature, exciter stator, armature of exciter, rotating rectifier and terminal box, described rotating shaft is through casing, described generator amature, armature of exciter and rotating rectifier are fixedly mounted in rotating shaft from front to back in turn, described generator unit stator and exciter stator are arranged on casing inner wall, generator unit stator matches with generator amature, exciter stator matches with armature of exciter, described terminal box is fixedly mounted on outside casing, the rear and front end of described casing connects piece by transition respectively and is connected with rear end cap with front end housing.
Be provided with thermovent on described casing.
The front end of described rotating shaft is connected with the connection steel disc by shaft coupling.
Fan also fixedly is housed in described rotating shaft, and described fan is arranged in casing, and the blowing of fan is facing to generator unit stator and generator amature.
In described terminal box, field regulator is housed.
Described terminal box is fixedly mounted on the top of casing.
It is the elastic connecting piece that described transition connects piece.
Connecing piece by transition between the casing that the utility model is flexible connects no-brush synchronous generator and front and rear cover is connected, transition connects piece can alleviate the transmission of casing to the front and rear cover vibration, the resonance that destroys whole generator can also be crossed, the reliability of generator can also be improved when having reduced the generator noise.
The accompanying drawing explanation
Fig. 1 is the flexible no-brush synchronous generator structural representation that connects of the utility model.
In figure: 1 casing, 2 front end housings, 3 rear end caps, 4 rotating shafts, 5 generator unit stators, 6 generator amatures, 7 exciter stators, 8 armature of exciters, 9 rotating rectifiers, 10 terminal boxes, 11 sideboards, 12 shaft couplings, 13 connection steel discs, 14 field regulators, 15 fans, 16 transition connect piece.
Embodiment
Below in conjunction with specific embodiment, further set forth the utility model.Should be understood that these embodiment only are not used in restriction scope of the present utility model for the utility model is described.Should be understood that in addition those skilled in the art can make various changes or modifications the utility model after the content of having read the utility model statement, these equivalent form of values fall within the application's appended claims limited range equally.
As shown in Figure 1, a kind of flexible no-brush synchronous generator that connects, comprise casing 1, front end housing 2, rear end cap 3, rotating shaft 4, generator unit stator 5, generator amature 6, exciter stator 7, armature of exciter 8, rotating rectifier 9 and terminal box 10, described rotating shaft 4 is through casing 1, described generator amature 6, armature of exciter 8 and rotating rectifier 9 are fixedly mounted in rotating shaft 4 from front to back in turn, described generator unit stator 5 and exciter stator 7 are arranged on casing 1 inwall, generator unit stator 5 matches with generator amature 6, exciter stator 7 matches with armature of exciter 8, described terminal box 10 is fixedly mounted on outside casing 1, the rear and front end of described casing 1 connects piece 16 by transition respectively and is connected with rear end cap 3 with front end housing 2, in order to improve buffering effect, in the present embodiment, described transition connects piece 16 for the elastic connecting piece.In the present embodiment, be provided with thermovent 11 on described casing 1.
The utility model can further describe into, the front end of described rotating shaft 4 by shaft coupling 12 with connect steel disc 13 and be connected, by connecting steel disc 13 drive rotating shaft 4 rotary electrifications that are connected with diesel engine or steam turbine.
In the present embodiment, the rear and front end of described casing 1 is respectively arranged with front end housing 2 and rear end cap 3, between described rotating shaft 4 and front end housing 2 and rear end cap 3, by bearing, is connected.
In the present embodiment, in order to guarantee the radiating effect of motor internal, fan 15 also fixedly is housed in described rotating shaft 4, described fan 15 is arranged in casing 1, and the blowing of fan 15 is facing to generator unit stator 5 and generator amature 6.
In the present embodiment, in described terminal box 10, field regulator 14 is housed.
In the present embodiment, described terminal box 10 is fixedly mounted on the top of casing 1, terminal block is housed in terminal box 10 and is convenient to draw alternating current.
Claims (7)
1. a flexibility connects no-brush synchronous generator, comprise casing (1), front end housing (2), rear end cap (3), rotating shaft (4), generator unit stator (5), generator amature (6), exciter stator (7), armature of exciter (8), rotating rectifier (9) and terminal box (10), described rotating shaft (4) is through casing (1), described generator amature (6), armature of exciter (8) and rotating rectifier (9) are fixedly mounted in rotating shaft (4) from front to back in turn, described generator unit stator (5) and exciter stator (7) are arranged on casing (1) inwall, generator unit stator (5) matches with generator amature (6), exciter stator (7) matches with armature of exciter (8), described terminal box (10) is fixedly mounted on outside casing (1), it is characterized in that: the rear and front end of described casing (1) connects piece (16) by transition respectively and is connected with rear end cap (3) with front end housing (2).
2. the flexible no-brush synchronous generator that connects as claimed in claim 1, is characterized in that: be provided with thermovent (11) on described casing (1).
3. flexibility as claimed in claim 1 connects no-brush synchronous generator, it is characterized in that: the front end of described rotating shaft (4) is connected with connection steel disc (13) by shaft coupling (12).
4. flexibility as claimed in claim 1 connects no-brush synchronous generator, it is characterized in that: fan (15) also fixedly is housed in described rotating shaft (4), described fan (15) is arranged in casing (1), and the blowing of fan (15) is facing to generator unit stator (5) and generator amature (6).
5. the flexible no-brush synchronous generator that connects as claimed in claim 1, is characterized in that: field regulator (14) is housed in described terminal box (10).
6. flexibility as claimed in claim 5 connects no-brush synchronous generator, and it is characterized in that: described terminal box (10) is fixedly mounted on the top of casing (1).
7. flexibility as described as claim 1～6 connects no-brush synchronous generator, and it is characterized in that: it is the elastic connecting piece that described transition connects piece (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220624839 CN202957730U (en) | 2012-11-11 | 2012-11-11 | Flexible connection brushless synchronous generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220624839 CN202957730U (en) | 2012-11-11 | 2012-11-11 | Flexible connection brushless synchronous generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202957730U true CN202957730U (en) | 2013-05-29 |
Family
ID=48463280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220624839 Expired - Fee Related CN202957730U (en) | 2012-11-11 | 2012-11-11 | Flexible connection brushless synchronous generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202957730U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103887916A (en) * | 2014-04-17 | 2014-06-25 | 无锡隆盛科技股份有限公司 | Motor protection structure of electric EGR valve |
| CN111431319A (en) * | 2020-04-09 | 2020-07-17 | 康富科技有限公司 | Closed generator |
-
2012
- 2012-11-11 CN CN 201220624839 patent/CN202957730U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103887916A (en) * | 2014-04-17 | 2014-06-25 | 无锡隆盛科技股份有限公司 | Motor protection structure of electric EGR valve |
| CN111431319A (en) * | 2020-04-09 | 2020-07-17 | 康富科技有限公司 | Closed generator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130529 Termination date: 20131111 |