CN201972832U - Combined operation structure for axial flow type water turbine - Google Patents
Combined operation structure for axial flow type water turbine Download PDFInfo
- Publication number
- CN201972832U CN201972832U CN2011200256378U CN201120025637U CN201972832U CN 201972832 U CN201972832 U CN 201972832U CN 2011200256378 U CN2011200256378 U CN 2011200256378U CN 201120025637 U CN201120025637 U CN 201120025637U CN 201972832 U CN201972832 U CN 201972832U
- Authority
- CN
- China
- Prior art keywords
- worm
- main shaft
- hydraulic turbine
- combined operation
- axial flow
- 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 - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Abstract
The utility model provides a combined operation structure for an axial flow type water turbine, which comprises a water turbine main shaft and a generator main shaft, wherein the water turbine main shaft and the generator main shaft are mutually connected, the connecting end of the water turbine main shaft is provided with an upper transition flange, the connecting end of the generator main shaft is provided with a lower transition flange, an inner cavity is formed after the upper transition flange and the lower transition flange are in butt joint, a worm wheel and worm rod paddle regulation structure is arranged in the inner cavity and comprises a worm wheel and a worm rod which are mutually engaged, the worm wheel is sheathed on an operation rod connected with a rotating wheel paddle blade, and the worm rod is then connected with an operation handle. The combined operation structure has the advantages that the worm wheel and worm rod paddle regulation structure built in the two transition flanges is adopted, and the length of the water turbine main shaft and the length of the generator main shaft are effectively reduced, so the processing, the dismounting and the mounting are simple, and the implementation is easy.
Description
[technical field]
The utility model relates to a kind of hydro-electric power generating equipment, particularly a kind of axial flow hydraulic turbine combined operation structure.
[background technique]
Fixed-blade propeller turbine can not be looked after dry season and wet season simultaneously, and efficient is low, can not make full use of existing water-energy generating electricity, influences the economic benefit in power station.In order to make low head water turbine guarantee can move under the high moisture head and small flow in dry season under the greater efficiency, also can under the big flow of wet season low water head, move, runner blade can be adjusted accordingly according to the variation of head and flow.Transfer not only available hydraulic mode of operation of paddle structure at present, also have armstrong's patent to transfer the oar mode.And hydraulic operation mode complex structure, the machining accuracy height, and little unit should not realize that and often adopt at water turbine and generator shaft connection place at present the worm and gear mode is set, but axle is oversize, processing, dismounting are had any problem.
[model utility content]
The technical problems to be solved in the utility model, be to provide a kind of axial flow hydraulic turbine combined operation structure, the worm and gear that employing is built within two counter flanges is transferred paddle structure, to effectively reduce the length of hydraulic turbine main shaft and generator shaft, makes processing and dismounting simple.
The technical problems to be solved in the utility model is achieved in that a kind of axial flow hydraulic turbine combined operation structure, comprise interconnective hydraulic turbine main shaft and generator shaft, wherein: the connecting end of described hydraulic turbine main shaft is provided with counter flange on, the connecting end of generator shaft is provided with counter flange, described counter flange and following counter flange butt joint back formation one inner chamber gone up, be provided with a worm and gear in the described inner chamber and transfer paddle structure, this worm and gear transfers paddle structure to comprise be meshing with each other a worm gear and a worm screw, described worm gear set is located at one and connects on the operating stem of runner blade, and described worm screw connects an operating grip again.
Described worm and gear transfers paddle structure also to comprise two clutch shaft bearings, and the two ends of described worm gear are respectively equipped with a circular groove, and described two clutch shaft bearings are located at respectively in these two circular grooves; The two ends of described worm screw are respectively equipped with an end cap, are respectively equipped with second bearing that is used for the socket worm screw in the two end cap.
Described worm gear and described operating stem are to be connected with a joggle by T type tooth.
Also connect a feedback means that is used to measure the concrete angle of blade on the described operating stem, this feedback means is one to have the measuring staff of scale mark, the rotation angle of the corresponding described operating grip of this scale mark.
Advantage of the present utility model is: the utility model structure is to establish a pair of flange between hydraulic turbine main shaft and generator shaft, transfer worm and gear paddle structure to be placed in one, to effectively reduce the length of hydraulic turbine main shaft and generator shaft, make processing, dismounting, maintenance all very convenient.Cooperate the waterpower situation in power station, the feedback means that is equipped with the measuring staff type with scale mark is adjusted the corner of blade, makes it most effective, improves the economic benefit in power station; The utility model structure also can be carried out the seriation design, realizes standard interface, and compatibility is effectively improved.
[description of drawings]
In conjunction with the embodiments the utility model is further described with reference to the accompanying drawings.
Fig. 1 is the axial sectional structure schematic representation of the utility model axial flow hydraulic turbine combined operation structure.
Fig. 2 is the sectional drawing along the A-A line of Fig. 1.
Fig. 3 is the sectional drawing along the B-B line of Fig. 1.
[embodiment]
See also Fig. 1 to shown in Figure 3, one specific embodiment of axial flow hydraulic turbine combined operation structure of the present utility model, this embodiment comprises interconnective hydraulic turbine main shaft 1 and generator shaft 2, the connecting end of described hydraulic turbine main shaft 1 is provided with counter flange 11 on, the connecting end of generator shaft is provided with counter flange 12, described counter flange 11 and following counter flange 12 butt joint back formation one inner chamber 13 gone up, be provided with a worm and gear in the described inner chamber 13 and transfer paddle structure 3, this worm and gear transfers paddle structure 3 to comprise the worm gear 31 that is meshing with each other, one worm screw 32, two clutch shaft bearings 33 and one second bearing 34.
Described worm gear 31 is set on the operating stem 4, all be provided with T type tooth (not shown) on worm gear 31 and the operating stem 4, worm gear 31 can be connected with a joggle by T type tooth with operating stem 4, this operating stem 4 connects runner blade (not shown) again, can drive runner blade by operating stem 4 and move up and down when worm gear 31 rotates; For anti-rotation and guiding, on operating stem 4, be provided with feather key 42.In order to locate with laborsaving, if the described clutch shaft bearing 33 and second bearing 34 of two pairs of different functions, clutch shaft bearing 33 directly is contained in worm gear 31 two ends of counter flange 11 (12) inner chambers 13 up and down, the two ends of described worm gear 31 are respectively equipped with a circular groove 312, described two clutch shaft bearings 33 are located at respectively in these two circular grooves 312, main positive worm gear 31; The two ends of described worm screw 32 are respectively equipped with an end cap 322, the second bearings 34 and are contained in worm screw 32 two end cap 322, main positive worm screw 32.The end of described worm screw 32 connects an operating grip (not shown) again, can control worm screw 32 rotations by operating grip, and worm screw 32 drives worm gear 31 rotations again.Also connect a feedback means 5 that is used to measure the concrete angle of blade on the described operating stem 4, this feedback means 5 is one to have the measuring staff of scale mark, the rotation angle of the corresponding described operating grip of this scale mark.
Specific operation of the present utility model are: when compressor emergency shutdown; look into the corresponding angle of runner blade according at that time head, flow; with operating grip rotary worm 32; thereby driving worm gear 31 rotates; worm gear 31 moves up and down operating stem 4; thereby make the runner blade angle become big or diminish, can estimate the angle that the concrete angle of blade determines that operating grip rotates in the feedback means 5 of the measuring staff type by having scale mark, fast and conveniently.
Advantage of the present utility model is: the utility model structure is to establish a pair of flange between hydraulic turbine main shaft and generator shaft, transfer worm and gear paddle structure to be placed in one, to effectively reduce the length of hydraulic turbine main shaft and generator shaft, make processing, dismounting, maintenance all very convenient.Cooperate the waterpower situation in power station, the feedback means that is equipped with the measuring staff type with scale mark is adjusted the corner of blade, makes it most effective, improves the economic benefit in power station; The utility model structure also can be carried out the seriation design, realizes standard interface, and compatibility is effectively improved.
Claims (4)
1. axial flow hydraulic turbine combined operation structure, comprise interconnective hydraulic turbine main shaft and generator shaft, it is characterized in that: the connecting end of hydraulic turbine main shaft is provided with counter flange on, the connecting end of generator shaft is provided with counter flange, described counter flange and following counter flange butt joint back formation one inner chamber gone up, be provided with a worm and gear in the described inner chamber and transfer paddle structure, this worm and gear transfers paddle structure to comprise be meshing with each other a worm gear and a worm screw, described worm gear set is located at one and connects on the operating stem of runner blade, and described worm screw connects an operating grip again.
2. axial flow hydraulic turbine combined operation structure according to claim 1, it is characterized in that: described worm and gear transfers paddle structure also to comprise two clutch shaft bearings, the two ends of described worm gear are respectively equipped with a circular groove, and described two clutch shaft bearings are located at respectively in these two circular grooves; The two ends of described worm screw are respectively equipped with an end cap, are respectively equipped with second bearing that is used for the socket worm screw in the two end cap.
3. axial flow hydraulic turbine combined operation structure according to claim 2 is characterized in that: described worm gear and described operating stem are to be connected with a joggle by T type tooth.
4. according to claim 1 or 3 described axial flow hydraulic turbine combined operation structures, it is characterized in that: also connect a feedback means that is used to measure the concrete angle of blade on the described operating stem, this feedback means is one to have the measuring staff of scale mark, the rotation angle of the corresponding described operating grip of this scale mark.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200256378U CN201972832U (en) | 2011-01-26 | 2011-01-26 | Combined operation structure for axial flow type water turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200256378U CN201972832U (en) | 2011-01-26 | 2011-01-26 | Combined operation structure for axial flow type water turbine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201972832U true CN201972832U (en) | 2011-09-14 |
Family
ID=44577938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200256378U Expired - Fee Related CN201972832U (en) | 2011-01-26 | 2011-01-26 | Combined operation structure for axial flow type water turbine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201972832U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103437935A (en) * | 2013-08-22 | 2013-12-11 | 广西平班水电开发有限公司 | Anti-reversing method of wheel blade feedback rod of movable propeller turbine and device adopted for same |
-
2011
- 2011-01-26 CN CN2011200256378U patent/CN201972832U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103437935A (en) * | 2013-08-22 | 2013-12-11 | 广西平班水电开发有限公司 | Anti-reversing method of wheel blade feedback rod of movable propeller turbine and device adopted for same |
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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: 20110914 Termination date: 20140126 |