CN202889086U - Brushless synchronous generator with noise reduction bush - Google Patents
Brushless synchronous generator with noise reduction bush Download PDFInfo
- Publication number
- CN202889086U CN202889086U CN 201220634143 CN201220634143U CN202889086U CN 202889086 U CN202889086 U CN 202889086U CN 201220634143 CN201220634143 CN 201220634143 CN 201220634143 U CN201220634143 U CN 201220634143U CN 202889086 U CN202889086 U CN 202889086U
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- China
- Prior art keywords
- noise reduction
- generator
- casing
- exciter
- rotating shaft
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- Expired - Fee Related
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Abstract
The utility model relates to the field of power generators and particularly to a brushless synchronous generator. The brushless synchronous generator with a noise reduction bush comprises a housing, a rotating shaft, a power generator stator, a power generator rotor, an exciter stator, an exciter armature, a rotary rectifier and a wiring box, wherein the rotating shaft penetrates through the housing, the power generator rotor, the exciter armature and the rotary rectifier are sequentially fixedly arranged on the rotating shaft from front to back, the power generator stator and the exciter start are arranged on the inner wall of the housing, the power generator stator is matched with the power generator rotor, the exciter stator is matched with the exciter armature, the wiring box is fixedly arranged outside the housing, and a noise reduction bush is arranged in the housing. According to the brushless synchronous generator with the noise reduction bush, the noise reduction bush is arranged in the housing, and noise sent by all parts in the power generator is absorbed through the noise reduction bush, and thus the silencing performance of the power generator is improved.
Description
Technical field
The utility model relates to electrical generator fields, relates in particular to a kind of no-brush synchronous generator.
Background technology
Because the advantages such as electric energy has 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, and is increasing to the demand of electricity, not only requires electricity consumption quantity, simultaneously power quality also proposed requirement, undoubtedly the performance of synchronous generator also proposed 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 come excitation always, the direct current that namely sends with DC generator, by the rotor system group along ring and brush introduction synchronous generator, 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, and the major parts such as rotating rectifier form, and main generator rotor, armature of exciter and rotating rectifier all are contained in together rotation on the same axle; The performance of motor is except outside the Pass having with power, in some occasion quiet performance also there is certain requirement, the front and rear cover of existing generator all is 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 provides a kind of no-brush synchronous generator with Noise reduction tile, is provided with one deck Noise reduction tile in the casing of this generator, absorbs the noise that all parts sends in the motor by Noise reduction tile, improves the quiet performance of generator.
The utility model is achieved in that a kind of no-brush synchronous generator with Noise reduction tile, comprise casing, rotating shaft, generator unit stator, generator amature, exciter stator, armature of exciter, rotating rectifier and terminal box, casing is passed in described rotating shaft, described generator amature, armature of exciter and rotating rectifier are fixedly mounted in the rotating shaft from front to back in turn, described generator unit stator and exciter stator are installed on the 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 the casing, is provided with one deck Noise reduction tile in the described casing.
Be provided with thermovent on the described casing.
The front end of described rotating shaft links to each other with the connection steel disc by shaft coupling.
The rear and front end of described casing is respectively arranged with front end housing and rear end cap, links to each other by bearing between described rotating shaft and front end housing and the rear end cap.
Fan also fixedly is housed in the described rotating shaft, and described fan is arranged in the casing, and the blowing of fan is facing to generator unit stator and generator amature.
In the described terminal box field regulator is housed.
Described terminal box is fixedly mounted on the top of casing.
Be provided with one deck Noise reduction tile in the casing of the no-brush synchronous generator of the utility model band Noise reduction tile, absorb the noise that all parts sends in the motor by Noise reduction tile, improve the quiet performance of generator.
Description of drawings
Fig. 1 is the no-brush synchronous generator structural representation of the utility model band Noise reduction tile.
Among the 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 connect steel disc, 14 field regulators, 15 fans, 16 Noise reduction tiles.
Embodiment
Below in conjunction with specific embodiment, further set forth the utility model.Should be understood that these embodiment only are used for explanation the utility model and are not used in the scope of the present utility model that limits.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 no-brush synchronous generator with Noise reduction tile, comprise casing 1, rotating shaft 4, generator unit stator 5, generator amature 6, exciter stator 7, armature of exciter 8, rotating rectifier 9 and terminal box 10, casing 1 is passed in described rotating shaft 4, described generator amature 6, armature of exciter 8 and rotating rectifier 9 are fixedly mounted in the rotating shaft 4 from front to back in turn, described generator unit stator 5 and exciter stator 7 are installed 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 the casing 1, is provided with one deck Noise reduction tile 16 in the described casing 1.
In the present embodiment, be provided with thermovent 11 on the 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 link to each other, by connecting steel disc 13 drive rotating shaft 4 rotary electrifications that link to each other 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, links to each other by bearing between described rotating shaft 4 and front end housing 2 and the rear end cap 3.
In the present embodiment, in order to guarantee the radiating effect of motor internal, fan 15 is housed fixedly also in the described rotating shaft 4, described fan 15 is arranged in the casing 1, and the blowing of fan 15 is facing to generator unit stator 5 and generator amature 6.
In the present embodiment, in the 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 the terminal box 10 is convenient to draw alternating current.
Claims (7)
1. no-brush synchronous generator with Noise reduction tile, comprise casing (1), rotating shaft (4), generator unit stator (5), generator amature (6), exciter stator (7), armature of exciter (8), rotating rectifier (9) and terminal box (10), casing (1) is passed in described rotating shaft (4), described generator amature (6), armature of exciter (8) and rotating rectifier (9) are fixedly mounted in the rotating shaft (4) from front to back in turn, described generator unit stator (5) and exciter stator (7) are installed 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 the casing (1), it is characterized in that: be provided with one deck Noise reduction tile (16) in the described casing (1).
2. the no-brush synchronous generator with Noise reduction tile as claimed in claim 1 is characterized in that: be provided with thermovent (11) on the described casing (1).
3. the no-brush synchronous generator with Noise reduction tile as claimed in claim 1 is characterized in that: the front end of described rotating shaft (4) links to each other with connection steel disc (13) by shaft coupling (12).
4. the no-brush synchronous generator with Noise reduction tile as claimed in claim 1, it is characterized in that: the rear and front end of described casing (1) is respectively arranged with front end housing (2) and rear end cap (3), links to each other by bearing between described rotating shaft (4) and front end housing (2) and the rear end cap (3).
5. the no-brush synchronous generator with Noise reduction tile as claimed in claim 1, it is characterized in that: fan (15) also fixedly is housed in the described rotating shaft (4), described fan (15) is arranged in the casing (1), and the blowing of fan (15) is facing to generator unit stator (5) and generator amature (6).
6. the no-brush synchronous generator with Noise reduction tile as claimed in claim 1 is characterized in that: field regulator (14) is housed in the described terminal box (10).
7. the no-brush synchronous generator with Noise reduction tile as claimed in claim 6, it is characterized in that: described terminal box (10) is fixedly mounted on the top of casing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220634143 CN202889086U (en) | 2012-11-13 | 2012-11-13 | Brushless synchronous generator with noise reduction bush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220634143 CN202889086U (en) | 2012-11-13 | 2012-11-13 | Brushless synchronous generator with noise reduction bush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202889086U true CN202889086U (en) | 2013-04-17 |
Family
ID=48080476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220634143 Expired - Fee Related CN202889086U (en) | 2012-11-13 | 2012-11-13 | Brushless synchronous generator with noise reduction bush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202889086U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107342652A (en) * | 2017-08-09 | 2017-11-10 | 江苏环球特种电机有限公司 | A kind of low noise threephase asynchronous |
-
2012
- 2012-11-13 CN CN 201220634143 patent/CN202889086U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107342652A (en) * | 2017-08-09 | 2017-11-10 | 江苏环球特种电机有限公司 | A kind of low noise threephase asynchronous |
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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: 20130417 Termination date: 20131113 |