CN201215917Y - Shaft extending through-flow type hydraulic turbogenerator - Google Patents
Shaft extending through-flow type hydraulic turbogenerator Download PDFInfo
- Publication number
- CN201215917Y CN201215917Y CNU2008200507143U CN200820050714U CN201215917Y CN 201215917 Y CN201215917 Y CN 201215917Y CN U2008200507143 U CNU2008200507143 U CN U2008200507143U CN 200820050714 U CN200820050714 U CN 200820050714U CN 201215917 Y CN201215917 Y CN 201215917Y
- Authority
- CN
- China
- Prior art keywords
- stator
- fan housing
- rotor
- right sides
- aerial cooler
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2380/00—Electrical apparatus
- F16C2380/26—Dynamo-electric machines or combinations therewith, e.g. electro-motors and generators
Abstract
The utility model discloses a hydraulic generator, which relates to a shaft extension through-flow hydraulic generator, which comprises a rotor, a stator, a left fan shield, a right fan field, an air cooler, a stock bear, a base and upper fan shields, wherein the air cooler is arranged on the top of the stator, the left fan shield and the right fan shield are positioned on both sides of the stator, and the upper fan shields are positioned on the upper portions of the stator, the left fan shield and the right fan shield. Air is in a closed space under the sealing of the upper fan shield, the left fan shield, the right fan shield, the stator and the rotor, and under the function of the rotation of a rotor fan, the circulating line of the air is that rotor-stator-air cooler-upper fan shields-left fan shield-right fan shield-rotor. The utility model has the advantages that the structure is compact, and the air cooler is utilized to carry out the heat exchange, thereby the cooling wind is stable, the temperature is low, the cooling effect is good, the air cleaning is dry, no pollution exists, the noise of the generator is low, the installation and the maintenance of the air cooler are convenient and simple, and the generator is not limited by space, the amount of excavation of the foundation of factory buildings is small, and the manufacturing cost is low.
Description
Technical field
The utility model relates to a kind of hydraulic generator, relates in particular to a kind of axle extend through flow type hydraulic generator.
Background technology
At present, utilizing air as coolant stator and rotor winding and surface unshakable in one's determination to be cooled off, is the main type of cooling of hydraulic generator.The hydraulic generator of traditional sealing and circulating ventilation cooling structure form is that aerial cooler is positioned at the stator bottom.Sealing and circulating space of the common formation of rotor, stator, left and right sides fan housing, aerial cooler, lower air conduit and basic melt pit, the circulation route of air is: rotor → stator → lower air conduit → aerial cooler → basic melt pit → left and right sides fan housing → rotor.The shortcoming of this structure is as follows:
1. foundation excavation amount in power station is big, the foundation cost height.
2. the circulation route of wind is easily brought the dust in the melt pit, moisture into hydraulic generator inside, the contaminant water turbine generator by basic melt pit.
3. staff's installation, maintenance aerial cooler inconvenience in narrow and small basic melt pit, operation easier is big.
4. the axle extend through flow type unit is because of the water flow passage hydraulic generator motor spindle of need flowing through, and the hydraulic generator of conventional sealing and circulating ventilation cooling structure form can not be selected by designing institute, can only select the hydraulic generator of pipe ventilated cooling structure form.
Summary of the invention
The purpose of this utility model is the shortcoming that overcomes the axle extend through flow type hydraulic generator of traditional sealing and circulating cooling structure form, and a kind of axle extend through flow type hydraulic generator of new sealing and circulating ventilation cooling structure form is provided.
The technical solution of the utility model is as follows:
A kind of axle extend through flow type hydraulic generator, it comprises rotor, stator, left and right sides fan housing, aerial cooler, pedestal bearing and base, also comprises fan housing.Described upward fan housing is positioned at the top of left and right sides fan housing and stator, windward is covered with guide plate, described aerial cooler is positioned at stator top, last fan housing bottom, aerial cooler is provided with Inlet and outlet water, described left and right sides fan housing is positioned at the stator both sides, described rotor, stator, aerial cooler is in the wind under the cover and the sealing of left and right sides fan housing, be in the airtight space, the two ends of described rotor respectively are provided with one group of fan, described stator two ends and left and right sides fan housing are connected with potted component, described fan housing and the stator gone up, left and right sides fan housing is connected with potted component, described left and right sides fan housing and rotor are provided with potted component, described aerial cooler and windward are covered with potted component, described pedestal bearing, stator be positioned at base above, described stator is provided with air duct, and the stator top is an open design, described stator, left and right sides fan housing, aerial cooler, pedestal bearing, bolt is adopted in base and the connection of going up between the fan housing.
Described aerial cooler is made by Cu-Al fins sheet pipe.
The air duct of described stator adopts I-steel to make.
Described pedestal bearing adopts inner circulation structure.
Described potted component is made by felt.
The utility model has following advantage compared with prior art:
1. hydraulic generator compact conformation, the factory building foundation excavated volume is little, and the factory building foundation cost is low.
2. hydraulic generator moves in self airtight space, and with external spatial separation, the noise that the power station machine room is produced is little.
3. cooling air cleaning, drying, electrical machine insulation is not contaminated, and insulation life is long;
4. staff's installation, maintenance aerial cooler is simple, convenient.
5. hydraulic generator motor spindle cutting depth is shallow, and can flow through generator bottom of water flow passage is for the axle extend through flow type hydraulic generator provides new structure.
6. hot-air density is littler than cold air, the circulation route science, and good cooling results is beneficial to the raising motor windings and insulate useful life.
7. bearing adopts inner circulation structure, the manufacturing process complexity, and good cooling results, the Control of Power Plant oil circuit is simple.
Description of drawings
Fig. 1 is an outline drawing of the present utility model;
Fig. 2 is a cutaway view of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
Fig. 1 is an outline drawing of the present utility model.The utility model is made up of pedestal bearing 1, left and right sides fan housing 2, last fan housing 3, aerial cooler 4, stator 5, rotor 6 and base 7, is installed on the basis 8.Left and right sides fan housing 2 is positioned at stator 5 both sides; Last fan housing 3 is positioned at the top of left and right sides fan housing 2, stator 5; Aerial cooler 4 is positioned at stator 5 tops, goes up fan housing 3 bottoms; Aerial cooler 4 is provided with water inlet pipe 12, outlet pipe 13, and the inflow and the outflow of cooling water are provided, and keeps aerial cooler 4 to work under lower temperature; Rotor 6, stator 5, aerial cooler 4 are in the wind under the cover 3 and the sealing of left and right sides fan housing 2, are in the airtight space; Stator 5 two ends and left and right sides fan housing 2 usefulness felts seal; Last fan housing 3 seals with stator 5, left and right sides fan housing 2 usefulness felts; Left and right sides fan housing 2 seals with rotor 6 usefulness felts; Aerial cooler 4 seals with last fan housing 3 usefulness felts; Bolt, conveniently assemble and disassemble are adopted in stator 5, left and right sides fan housing 2, aerial cooler 4, pedestal bearing 1, base 7 and the connection of going up between the fan housing 3; Whole base 7 is installed on the basis 8.
Fig. 2 is a cutaway view of the present utility model, and last fan housing 3 is welded with arc-shaped guide plate 9, and the air windage of flowing through when going up fan housing 3 is little, and runner is unobstructed, can not form the dead angle; The two ends of rotor 6 respectively are provided with one group of fan 10, and the rotation of fan 10 makes the air circulation circulation in the airtight space; Stator 5 tops are open design, and stator is provided with air duct 11, do with the I-shaped steel.
In conjunction with Fig. 1 and Fig. 2, the circulation route of the utility model air is: rotor 6 → stator 5 → aerial cooler 4 → last fan housing 3 → left and right sides fan housing 2 → rotor 6.Drive the rotation of the rotor 6 of generator by the hydraulic turbine, make the rotation of rotor fan 10 produce pressure differential, space pressure height between two fans 10, the hot-air of stator 5, rotor 6 is passed through aerial cooler 4 coolings on stator 5 tops, the other end of fan 10 produces negative pressure, cold air flows to fan 7 by last fan housing 3, left and right sides fan housing 2, rotation by fan 7 is brought cold air in stator 5, the rotor 6 into, the coil and the iron core of cooling stator 5, rotor 6, go round and begin again, the generator insulating winding moves under the temperature of its permission.On the other hand, ventilation noise that the utility model produces and electromagnetic noise are enclosed in an airtight space by left and right sides fan housing 2, stator 5, last fan housing 3 and rotor 6, isolate with factory building, greatly reduce the noise of machine room; Generator moves in self airtight space, is not subjected to external environmental, air cleaner, drying.
Claims (5)
1. axle extend through flow type hydraulic generator, it comprises rotor, stator, left and right sides fan housing, aerial cooler, pedestal bearing and base, it is characterized in that, also is provided with fan housing on the top of left and right sides fan housing and stator, last fan housing is provided with guide plate; Described aerial cooler is positioned at stator top, goes up the fan housing bottom, and aerial cooler is provided with inlet tube and outlet tube; Described left and right sides fan housing is positioned at the stator both sides; Described rotor, stator, aerial cooler are in the wind under the cover and the sealing of left and right sides fan housing, are in the space of a sealing; Described two ends of rotor is provided with fan; Described stator both sides and left and right sides fan housing are connected with potted component; Described upward fan housing and stator, left and right sides fan housing are connected with potted component; Described left and right sides fan housing and rotor are provided with potted component; Described aerial cooler and windward are covered with potted component; Described pedestal bearing, stator be positioned at base above; Described stator top is an open design, and stator is provided with air duct, and bolt is adopted in described stator, left and right sides fan housing, aerial cooler, pedestal bearing, base and the connection of going up between the fan housing.
2. axle extend through flow type hydraulic generator according to claim 1 is characterized in that, described aerial cooler is made by Cu-Al fins sheet pipe.
3. axle extend through flow type hydraulic generator according to claim 1 is characterized in that, the air duct of described stator adopts I-steel to make.
4. axle extend through flow type hydraulic generator according to claim 1 is characterized in that, described pedestal bearing adopts inner circulation structure.
5. axle extend through flow type hydraulic generator according to claim 1 is characterized in that described potted component is made by felt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200507143U CN201215917Y (en) | 2008-07-11 | 2008-07-11 | Shaft extending through-flow type hydraulic turbogenerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200507143U CN201215917Y (en) | 2008-07-11 | 2008-07-11 | Shaft extending through-flow type hydraulic turbogenerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201215917Y true CN201215917Y (en) | 2009-04-01 |
Family
ID=40521122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200507143U Expired - Lifetime CN201215917Y (en) | 2008-07-11 | 2008-07-11 | Shaft extending through-flow type hydraulic turbogenerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201215917Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102840085A (en) * | 2012-09-07 | 2012-12-26 | 潮州市汇能电机有限公司 | Shaft extension tubular hydrogenerator |
-
2008
- 2008-07-11 CN CNU2008200507143U patent/CN201215917Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102840085A (en) * | 2012-09-07 | 2012-12-26 | 潮州市汇能电机有限公司 | Shaft extension tubular hydrogenerator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090401 |