CN104595089B - Pressure self-adaptive water turbine paddle for hydraulic electrogenerating - Google Patents
Pressure self-adaptive water turbine paddle for hydraulic electrogenerating Download PDFInfo
- Publication number
- CN104595089B CN104595089B CN201510017920.9A CN201510017920A CN104595089B CN 104595089 B CN104595089 B CN 104595089B CN 201510017920 A CN201510017920 A CN 201510017920A CN 104595089 B CN104595089 B CN 104595089B
- Authority
- CN
- China
- Prior art keywords
- positioning sleeve
- shaft
- positioning
- drive mechanism
- hydraulic cylinder
- 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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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
- F03B3/12—Blades; Blade-carrying rotors
- F03B3/14—Rotors having adjustable blades
- F03B3/145—Mechanisms for adjusting the blades
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2240/00—Components
- F05B2240/20—Rotors
- F05B2240/24—Rotors for turbines
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Hydraulic Turbines (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The invention relates to a pressure self-adaptive water turbine paddle for hydraulic electrogenerating, which comprises a positioning shaft, a positioning sleeve, a hydraulic cylinder, a driving mechanism, a driving shaft and a paddle, wherein the positioning shaft is of a hollow structure; the front end of the positioning shaft is connected with a generator; the tail end of the positioning shaft is connected with the positioning sleeve; the paddle is located on the exterior of the positioning sleeve; the tail end of the paddle is connected with the positioning sleeve through a rotating shaft; the hydraulic cylinder is located in the positioning shaft; the driving mechanism is located in the positioning sleeve; the hydraulic cylinder and the driving mechanism are respectively in sliding connection with the positioning shaft and the inner wall of the positioning sleeve through a positioning device; the driving shaft is located in the positioning sleeve; one end of the driving shaft is connected with the driving mechanism while the other end is connected with the tail end of the paddle; the hydraulic cylinder is connected with the driving mechanism. The pressure self-adaptive water turbine paddle for hydraulic electrogenerating is simple in structure, stable and reliable in running and low in use and maintenance cost; water flow pressure suffered by the water turbine paddle for hydraulic electrogenerating can be accurately detected; an included angle between the paddle and water flow can be flexibly adjusted, so that stable power input is supplied to the generator and the effective use scope of the hydroelectric generator is further widened.
Description
Technical field
The present invention relates to a kind of hydroelectric generation pressure adaptive hydraulic turbine blades, belong to turbine equipment technical field.
Background technology
At present, in hydroelectric generation, the hydraulic turbine is the capital equipment that the energy containing in current is converted into electric energy, currently
Its blade wheel structure of the hydraulic turbine being used mostly be fixed it is impossible to carry out angle adjustment, therefore in order to ensure in impeller surface
Water flow pressure stable, the method commonly used at present is to build the equipment of such as controlling valve class outside the hydraulic turbine, and current are carried out
Adjust, this kind equipment often be responsible for by structure, run and use cost is high, and to flow action in impeller surface pressure controlling precision
Not high, therefore lead to the hydraulic turbine when using, fluctuation of service and its, range of application receipts limited to current adaptability easily occur
Limit to great, in order to overcome this problem, also have some turbine impellers to possess adjustment capability at present, but this kind equipment
It mostly is and rely on electronic circuit and motor to carry out, relatively costly, and need the hydraulic turbine just can be adjusted after shutting down, therefore right
Water flow pressure adaptability extreme difference, and be highly prone to external interference and lost efficacy, stable to poor.It is thus desirable to exploitation is a kind of
The turbine impeller system of invention.
Content of the invention
For a kind of not enough present on prior art, present invention offer hydroelectric generation pressure adaptive hydraulic turbine oar
Leaf, this inventive structure is simple, strong antijamming capability, stable and reliable operation and using and maintenance cost cheap, can accurately detect
Water flow pressure suffered by hydroelectric generation turbine blade, and blade and current angle can be adjusted flexibly it is ensured that impeller surface pressure
Stable, thus on the one hand providing stable power input for electromotor, on the other hand avoid impeller because water flow pressure is excessive
Impaired, and the drawbacks of cannot run because current are not enough, thus having widened effective range of hydroelectric generator further.
To achieve these goals, the present invention is to realize by the following technical solutions：
A kind of hydroelectric generation with pressure adaptive hydraulic turbine blades it is characterised in that：Described hydroelectric generation pressure is certainly
Adapt to hydraulic turbine blades and include locating shaft, positioning sleeve, hydraulic cylinder, drive mechanism, drive shaft and blade, wherein said locating shaft is
Hollow structure, the front end of described locating shaft is connected with electromotor, and described positioning the tip of the axis is connected with positioning sleeve, described locating shaft
Coaxial with positioning sleeve, described blade is located at outside positioning sleeve, and the end of described blade is connected with positioning sleeve by rotary shaft, described liquid
Cylinder pressure is located in locating shaft, and drive mechanism is located in positioning sleeve, and described drive mechanism is coaxial with locating shaft, described hydraulic cylinder and biography
Motivation structure is all slidably connected with locating shaft, positioning sleeve inwall respectively by positioner, and described drive shaft is located in positioning sleeve, institute
The one end stating drive shaft is connected with drive mechanism, and the other end of described drive shaft is connected with blade tip, described hydraulic cylinder and biography
Motivation structure connects, and sets pressure transducer between hydraulic cylinder and drive mechanism, and described drive shaft and blade tip junction separately set pressure
Power torque sensor.
Further, described positioner is any one or two kinds of combinations of bearing and locating rack.
Further, described locating rack includes support body, locating rod and pulley, and wherein hydraulic cylinder, drive mechanism is respectively mounted
On support body, described locating rod at least three and be distributed on support body side surface, the end of described locating rod is connected with support body, described
The front end of locating rod is connected with pulley, and pulley is separately slidably connected with locating shaft and positioning sleeve inwall.
Present configuration is simple, strong antijamming capability, stable and reliable operation and using and maintenance cost cheap, can accurately examine
Measure the water flow pressure suffered by hydroelectric generation turbine blade, and blade and current angle can be adjusted flexibly, so that it is guaranteed that impeller
Surface pressing is stable, thus on the one hand providing stable power input for electromotor, on the other hand avoids impeller because of current pressure
Power is excessive and impaired, and the drawbacks of cannot run because current are not enough, thus having widened the effective of hydroelectric generator further
Range.
Brief description
To describe the present invention with reference to the accompanying drawings and detailed description in detail；
Fig. 1 is present configuration schematic diagram.
Specific embodiment
Technological means, creation characteristic, reached purpose and effect for making the present invention realize are easy to understand, with reference to
Specific embodiment, is expanded on further the present invention.
A kind of hydroelectric generation pressure adaptive hydraulic turbine blades as described in Figure 1, including locating shaft 1, positioning sleeve 2, liquid
Cylinder pressure 3, drive mechanism 4, drive shaft 5 and blade 6, wherein locating shaft 1 are hollow structure, and its front end is connected with electromotor, end
It is connected with positioning sleeve 2, and coaxial with positioning sleeve 2.
In the present embodiment, described blade 6 is located at outside positioning sleeve 2, and its end is connected with positioning sleeve 2 by rotary shaft, hydraulic pressure
Cylinder 3 is located in positioning 1 axle, and drive mechanism 4 is located in positioning sleeve 2, and coaxial with locating shaft 1, and hydraulic cylinder 3 is equal with drive mechanism 4
It is slidably connected with locating shaft 1, positioning sleeve 2 inwall respectively by positioner, drive shaft 5 is located in positioning sleeve 2, its one end and drive
Motivation structure 4 connects, and the other end is connected with blade 6 end, and hydraulic cylinder 3 is connected with drive mechanism 4, and hydraulic cylinder 3 and drive mechanism 4
Between set pressure transducer 7, drive shaft 5 and blade 6 end junction separately set pressure torque sensor 8.
In the present embodiment, described positioner is any one or two kinds of combinations of bearing 9 and locating rack, wherein positions
Frame includes support body 10, locating rod 11 and pulley 12, and wherein hydraulic cylinder 3, drive mechanism 4 is installed on support body 10, locating rod 11
At least three and be distributed on support body 10 side surface, its end is connected with support body 10, and front end is connected with pulley 12, and pulley 12 another with
Locating shaft 1 and positioning sleeve 2 inwall are slidably connected.
Simple, the strong antijamming capability that there is structure compared with type that this is new, stable and reliable operation and using and maintenance cost cheap
Specific, and can accurately detect the water flow pressure suffered by hydroelectric generation turbine blade, and blade and current folder can be adjusted flexibly
Angle, it is ensured that impeller surface pressure stability, thus on the one hand providing stable power input for electromotor, on the other hand avoids leaf
Wheel is excessive and impaired because of water flow pressure, and the drawbacks of cannot run because current are not enough, thus widened waterpower further sending out
Effective range of motor.
Ultimate principle and principal character and the advantages of the present invention of the present invention have been shown and described above.The technology of the industry
, it should be appreciated that the present invention is not restricted to the described embodiments, the simply explanation described in above-described embodiment and description is originally for personnel
The principle of invention, without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, these changes
Change and improvement both falls within scope of the claimed invention.Claimed scope by appending claims and its
Equivalent thereof.
Claims (3)
1. a kind of hydroelectric generation with pressure adaptive hydraulic turbine blades it is characterised in that：Described hydroelectric generation is adaptive with pressure
Hydraulic turbine blades are answered to include locating shaft, positioning sleeve, hydraulic cylinder, drive mechanism, drive shaft and blade, during wherein said locating shaft is
Hollow structure, the front end of described locating shaft is connected with electromotor, described positioning the tip of the axis be connected with positioning sleeve, described locating shaft and
Positioning sleeve is coaxial, and described blade is located at outside positioning sleeve, and the end of described blade is connected with positioning sleeve by drive shaft, described hydraulic pressure
Cylinder is located in locating shaft, and drive mechanism is located in positioning sleeve, and drive mechanism is coaxial with locating shaft, described hydraulic cylinder and drive mechanism
All it is slidably connected with locating shaft, positioning sleeve inwall respectively by positioner, described drive shaft is located in positioning sleeve, described driving
One end of axle is connected with drive mechanism, and the other end of described drive shaft is connected with blade tip, described hydraulic cylinder and drive mechanism
Connect, and set pressure transducer between hydraulic cylinder and drive mechanism, described drive shaft and blade tip junction separately set pressure torque
Sensor.
2. a kind of hydroelectric generation according to claim 1 with pressure adaptive hydraulic turbine blades it is characterised in that described
Positioner is any one or two kinds of combinations of bearing and locating rack.
3. a kind of hydroelectric generation according to claim 2 with pressure adaptive hydraulic turbine blades it is characterised in that described
Locating rack includes support body, locating rod and pulley, and wherein hydraulic cylinder, drive mechanism is installed on support body, and described locating rod is at least
Three and be distributed on support body side surface, the end of described locating rod is connected with support body, and the front end of described locating rod is connected with pulley,
And pulley is separately slidably connected with locating shaft and positioning sleeve inwall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510017920.9A CN104595089B (en) | 2015-01-14 | 2015-01-14 | Pressure self-adaptive water turbine paddle for hydraulic electrogenerating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510017920.9A CN104595089B (en) | 2015-01-14 | 2015-01-14 | Pressure self-adaptive water turbine paddle for hydraulic electrogenerating |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104595089A CN104595089A (en) | 2015-05-06 |
| CN104595089B true CN104595089B (en) | 2017-02-08 |
Family
ID=53121073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510017920.9A Expired - Fee Related CN104595089B (en) | 2015-01-14 | 2015-01-14 | Pressure self-adaptive water turbine paddle for hydraulic electrogenerating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104595089B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6396528B1 (en) * | 2017-03-24 | 2018-09-26 | 株式会社東芝 | Hydraulic blade movable blade operation system |
| CN113614358B (en) * | 2019-03-13 | 2023-11-17 | Ntn株式会社 | Water collecting device for hydroelectric power generation device and hydroelectric power generation device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH410822A (en) * | 1963-04-29 | 1966-03-31 | Karlstad Mekaniska Ab | Adjustment device on turbines, pumps or propellers |
| DE3607004A1 (en) * | 1986-03-04 | 1987-12-23 | Winfried Dipl Ing Schaefer | Adjusting device for Kaplan propeller |
| GB2433554A (en) * | 2005-12-24 | 2007-06-27 | Garnet Kenneth Hazell | Transverse axis wind or water turbine |
| CN201326505Y (en) * | 2008-11-28 | 2009-10-14 | 于传祖 | Water stream power generating device |
| DE102011115806A1 (en) * | 2011-10-12 | 2013-04-18 | Robert Bosch Gmbh | Arrangement and method for predicting a stall on a buoyancy profile of a wave power plant and shaft power plant operation method |
| DE102011085950A1 (en) * | 2011-11-08 | 2013-05-08 | Wobben Properties Gmbh | Turbine for a hydroelectric power plant and hydropower plant |
| CN204386789U (en) * | 2015-01-14 | 2015-06-10 | 黄河科技学院 | A kind of hydroelectric power pressure adaptive hydraulic turbine blades |
-
2015
- 2015-01-14 CN CN201510017920.9A patent/CN104595089B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN104595089A (en) | 2015-05-06 |
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Granted publication date: 20170208 Termination date: 20180114 |
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