CN203104239U - Brushless synchronous generator with dust remover - Google Patents
Brushless synchronous generator with dust remover Download PDFInfo
- Publication number
- CN203104239U CN203104239U CN 201320075453 CN201320075453U CN203104239U CN 203104239 U CN203104239 U CN 203104239U CN 201320075453 CN201320075453 CN 201320075453 CN 201320075453 U CN201320075453 U CN 201320075453U CN 203104239 U CN203104239 U CN 203104239U
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- generator
- stator
- casing
- exciter
- fan
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Abstract
The utility model relates to the field of generators and in particular relates to a brushless synchronous generator. The brushless synchronous generator with a dust remover comprises a case, a rotating shaft, a generator stator, a generator rotor, an exciter stator, an exciter armature, a rotating rectifier and a terminal box, wherein the generator stator and the exciter stator are installed on the inner wall of the case; the generator stator is matched with the generator rotor; the exciter stator is matched with the exciter armature; the terminal box is fixedly installed outside the case; a fan is installed in the generator; a vent is formed in the case; the fan is communicated with a cooling air inlet of the generator via a dust removal filter; and the air blowing side of the fan faces the generator stator and the generator rotor. The generator has the beneficial effects that by building a cooling circuit for outer circulation of air via the cooling fan and arranging the dust removal filter at an air inlet, dust is effectively prevented from entering the generator and the reliability of the 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 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 continuous development of national economy, automaticity is more and more higher, and is increasing to the demand of electricity, not only requires electricity consumption quantity, and simultaneously to also having proposed requirement with electricity quality, the performance to synchronous generator has also proposed high request undoubtedly.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 i.e. direct current that sends with DC generator, by rotor system group along ring and brush introduction synchronous generator, but continuous increase along with capacity motor, the commutation of direct current machine has become a great problem, and need carbon brush and, exist carbon brush wearing and tearing and carbon brush powder to believe dirty coil insulation and other parts problem along ring.
No-brush synchronous generator is by main generator, AC exciter, and major parts such as rotating rectifier are formed, and main generator rotor, exciter armature and rotating rectifier all are contained in rotation together on the same axle; Rotating speed is very high during this type of generator work, caloric value is very big, so cooling system does not cool off it, be to set up external refrigeration by cooling fan to circulate and reduce the temperature of motor internal mostly in the prior motor, refrigerating mode in this is because amount of air circulation is very big, so easily a large amount of dusts is brought into generator inside, cause serious dust stratification in the motor, the cooling effect but also the dust that so not only can lower generator also can impact charging equipment, have reduced the reliability of generator.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of no-brush synchronous generator with deduster, and this generator has effectively avoided dust to enter into generator inside by at the air inlet place dust removal filter being set, and has improved the reliability of generator.
The utility model is achieved in that a kind of no-brush synchronous generator with deduster, comprise casing, rotating shaft, generator unit stator, generator amature, exciter stator, the exciter armature, rotating rectifier and terminal box, casing is passed in described rotating shaft, described generator amature, exciter armature 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 the exciter armature, described terminal box is fixedly mounted on outside the casing, in this generator fan is housed, casing is provided with exhaust outlet, described fan is connected with the cooling air inlet of generator by dust removal filter, and the blowing face of fan is towards generator unit stator and generator amature.
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.
Described fan is fixedly mounted on the front end housing, and described cooling air inlet is arranged on the casing.
In the described terminal box field regulator is housed.
Described terminal box is fixedly mounted on the top of casing.
The no-brush synchronous generator of the utility model band deduster has been set up the cooling circuit of an air outer circulation by cooling fan, and the place is provided with dust removal filter at air inlet, has effectively avoided dust to enter into generator inside, has improved the reliability of generator.
Description of drawings
Fig. 1 is the no-brush synchronous generator structural representation of the utility model band deduster.
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 exciter armatures, 9 rotating rectifiers, 10 terminal boxes, 11 exhaust outlets, 12 shaft couplings, 13 connect steel disc, 14 field regulators, 15 fans, 16 dust removal filters.
Embodiment
Below in conjunction with specific embodiment, further set forth the utility model.Should be understood that these embodiment only to be used to the utility model is described and be not used in the restriction scope of the present utility model.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 institute restricted portion equally.
Embodiment 1
As shown in Figure 1, a kind of no-brush synchronous generator with deduster, comprise casing 1, rotating shaft 4, generator unit stator 5, generator amature 6, exciter stator 7, exciter armature 8, rotating rectifier 9 and terminal box 10, casing 1 is passed in described rotating shaft 4, described generator amature 6, exciter armature 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 exciter armature 8, described terminal box 10 is fixedly mounted on outside the casing 1, fan 15 is housed in this generator, casing 1 is provided with exhaust outlet 11, described fan 15 is connected with the cooling air inlet of generator by dust removal filter 16, and the blowing face of fan 15 is towards generator unit stator 5 and generator amature 6; The rear and front end of 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, described fan 15 is fixedly mounted on the front end housing 2, described cooling air inlet is arranged on the casing 1, set up the cooling air circulation by cooling air inlet and exhaust outlet 11 with external environment condition in the running of fan 15 like this, filter out dust in the extraneous air by dust removal filter 16, avoided generator inner because the influence that a large amount of dust deposits cause reliability.
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, 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 (6)
1. no-brush synchronous generator with deduster, comprise casing (1), rotating shaft (4), generator unit stator (5), generator amature (6), exciter stator (7), exciter armature (8), rotating rectifier (9) and terminal box (10), casing (1) is passed in described rotating shaft (4), described generator amature (6), exciter armature (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 exciter armature (8), described terminal box (10) is fixedly mounted on outside the casing (1), it is characterized in that: fan (15) is housed in this generator, casing (1) is provided with exhaust outlet (11), described fan (15) is connected with the cooling air inlet of generator by dust removal filter (16), and the blowing face of fan (15) is towards generator unit stator (5) and generator amature (6).
2. the no-brush synchronous generator of band deduster 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).
3. the no-brush synchronous generator of band deduster 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).
4. the no-brush synchronous generator of band deduster as claimed in claim 3 is characterized in that: described fan (15) is fixedly mounted on the front end housing (2), and described cooling air inlet is arranged on the casing (1).
5. the no-brush synchronous generator of band deduster as claimed in claim 1 is characterized in that: field regulator (14) is housed in the described terminal box (10).
6. the no-brush synchronous generator of band deduster as claimed in claim 5 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 201320075453 CN203104239U (en) | 2013-01-31 | 2013-01-31 | Brushless synchronous generator with dust remover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320075453 CN203104239U (en) | 2013-01-31 | 2013-01-31 | Brushless synchronous generator with dust remover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203104239U true CN203104239U (en) | 2013-07-31 |
Family
ID=48855614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320075453 Expired - Fee Related CN203104239U (en) | 2013-01-31 | 2013-01-31 | Brushless synchronous generator with dust remover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203104239U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103580420A (en) * | 2013-10-17 | 2014-02-12 | 南昌康富电机技术有限公司 | High-power track welding efficient excitation single-phase generator |
| CN104184251A (en) * | 2014-07-26 | 2014-12-03 | 南昌康富电机技术有限公司 | Special generator for steel rail polishing train |
| CN111817522A (en) * | 2020-06-29 | 2020-10-23 | 山东齐鲁电机制造有限公司 | Three-machine coaxial excitation structure |
-
2013
- 2013-01-31 CN CN 201320075453 patent/CN203104239U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103580420A (en) * | 2013-10-17 | 2014-02-12 | 南昌康富电机技术有限公司 | High-power track welding efficient excitation single-phase generator |
| CN104184251A (en) * | 2014-07-26 | 2014-12-03 | 南昌康富电机技术有限公司 | Special generator for steel rail polishing train |
| CN111817522A (en) * | 2020-06-29 | 2020-10-23 | 山东齐鲁电机制造有限公司 | Three-machine coaxial excitation structure |
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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: 20130731 Termination date: 20140131 |