CN203835599U - Straight blade type vertical shaft water turbine - Google Patents
Straight blade type vertical shaft water turbine Download PDFInfo
- Publication number
- CN203835599U CN203835599U CN201420125170.8U CN201420125170U CN203835599U CN 203835599 U CN203835599 U CN 203835599U CN 201420125170 U CN201420125170 U CN 201420125170U CN 203835599 U CN203835599 U CN 203835599U
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- gear
- blade
- shaft
- main shaft
- rotary disc
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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
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- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
- Hydraulic Turbines (AREA)
Abstract
The utility model aims to provide a straight blade type vertical shaft water turbine. A main shaft is a hollow shaft and is installed on a machine body and fixedly connected with a high-speed level pinion, an output gear and a rotating plate box. The output gear is matched with a power generator gear to transmit torque to a power generator. The high-speed level pinion is matched with a gear in a gearbox body of two-level speed change. A reversing turbine is fixedly connected with the gearbox body. A worm is controlled by a servo motor. An output shaft of the gearbox body is a middle shaft, and the middle shaft penetrates through the main shaft to be fixedly connected with a transmission gear. The transmission gear in the rotating plate box is matched with a plurality of blade gears distributed uniformly, a blade shaft penetrates through the rotating plate box to be fixedly connected with the blade gears and blades, a blade supporting frame is fixedly connected with the rotating plate box to achieve the supporting effect, and the blades rotate around the blade shaft by one half circle when the rotating plate box rotates by one circle. The straight blade type vertical shaft water turbine can work at a low flow speed, so that the energy utilization rate is increased. Meanwhile, the internal reversing turbine is adopted for changing the incident flow direction, and the water turbine can work normally when the water flow direction changes.
Description
Technical field
The utility model relates to a kind of electricity generating device, specifically hydroelectric installation.
Background technique
At present, tidal energy water turbine is mainly divided into pivotal axis water turbine and horizontal axis water turbine.Pivotal axis water turbine can be divided into prismatic blade formula, helical blade type and additional water conservancy diversion bell-type by its blade shape, can be divided into again lift-type water turbine and resistance type water turbine by driving force source, can be divided into fixing angle of attack formula and variable angle of attack formula by the adjustability of attack angle of blade, fixing angle of attack formula hydraulic turbine structure is simply easily manufactured, but capacity usage ratio is not high, variable angle of attack formula water turbine capacity usage ratio is relatively high.Traditional pivotal axis water turbine mainly provides driving force by lift, therefore capacity utilization ratio is very low, and the flow velocity requirement that runs up is also high, horizontal axis water turbine there are certain requirements again the flow velocity of water and needs complicated reversing arrangement to change the flow path direction of meeting of whole water turbine.
" Kobold " straight leaf formula vertical pivot water turbine that gondola Ponte di ArchimedeS.P.A (PDA) company manufactures has built up float type power station in 2005 in Mexico, and successfully access electrical network, but because of the immutable angle of attack of turbine blade, and only utilized lift that power is provided, therefore efficiency is lower only has 0.23 left and right.
Summary of the invention
The purpose of this utility model is to provide the straight leaf formula vertical pivot water turbine that can improve to a certain extent conversion efficiency.
The purpose of this utility model is achieved in that
The straight leaf formula of the utility model vertical pivot water turbine, it is characterized in that: comprise body, rotary disc box, gearbox casing, jack shaft, blade, worm-and-wheel gear, blade pass is crossed sharf and is arranged on blade supporting frame, blade supporting frame is connected with rotary disc box and is connected by clutch shaft bearing with body, driving gear is set in rotary disc box, blade gear, driving gear is meshed with blade gear, blade gear is arranged on sharf, sharf is connected by the second bearing with rotary disc box, main shaft is installed on rotary disc box, the end of main shaft stretches to gearbox casing, jack shaft is set in main shaft, driving gear is installed in jack shaft one end, the jack shaft the other end is connected with gearbox casing by the 3rd bearing, slow speed turbine stage gearwheel is installed in gearbox casing, slow speed turbine stage small gear, level gearwheel at a high speed, level small gear at a high speed, slow speed turbine stage small gear is installed on reducing gear wheel shaft with a high speed level gearwheel, the two ends of reducing gear wheel shaft are connected by four-, five bearings respectively with gearbox casing, slow speed turbine stage gearwheel is arranged on jack shaft, level small gear is arranged on main shaft at a high speed, slow speed turbine stage gearwheel is meshed with slow speed turbine stage small gear, level gearwheel is meshed with a high speed level small gear at a high speed, output gear is installed on main shaft, output gear is meshed with generator gear, generator gear connects generator by generator shaft, worm-and-wheel gear comprises commutation worm gear and worm screw, worm screw and commutation worm wheel, commutation worm gear is arranged in gearbox axon, gearbox axon is connected with gearbox casing, thereby drive worm screw that gearbox casing is rotated, jack shaft produces different corners from main shaft, and then the angle of attack of change blade.
The utility model can also comprise:
1, described blade and the blade gear that matches with blade at least all have four, are evenly arranged along rotary disc box.
2, leaf cross-section is rhombus, rectangular and/or ellipse.
Advantage of the present utility model is: the utility model provides a kind of new change angle of attack mode, make lift and resistance simultaneously as driving force, the in the situation that of low flow velocity, also can work, improve capacity usage ratio, adopt inner commutation turbine to change simultaneously and meet flow path direction, in the time that water (flow) direction changes, water turbine also can normally be worked.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is rotary disc box internal structure schematic diagram of the present utility model;
Fig. 3 is leaf cross-section shape schematic diagram of the present utility model.
Embodiment
For example the utility model is described in more detail below in conjunction with accompanying drawing:
In conjunction with Fig. 1～3, the utility model comprises commutation turbine 14, gearbox casing 16, main shaft 7, jack shaft 21, output gear 8, generator gear 19, driving gear 6, rotary disc box 22, blade gear 5, sharf 4, blade 3, body 1 and generator 17 etc.Sharf 4 and blade 3, blade gear 5 is connected, main shaft 7 is hollow shaft, main shaft 7 and rotary disc box 22, jack shaft 21, level small gear 20 is connected at a high speed, jack shaft 21 is through main shaft 7 and driving gear 6, slow speed turbine stage gearwheel 12 is connected, gearbox casing 16 is connected with commutation turbine 14, driving gear 6 and blade gear 5 coordinate rotary disc box 22 is interior, commutation turbine 14, gearbox casing 16, output gear 8, generator gear 19 grades are at internal body, blade 3 can rotate around sharf 4, main shaft 7 use bearings are fixed on body 1, jack shaft 21 can rotate in the middle of main shaft 7, gearbox casing 16 can rotate around commutation turbine shaft 15, variable speed turbine axle 15, main shaft 7, jack shaft 21 conllinear, output gear 8 coordinates with generator gear 19, worm screw 13 actuating motor control, blade 3 is prismatic blade, symmetric form centered by blade 3 cross sections, as rhombus, rectangle, oval.
Blade 3 can also can rotate around sharf 4 around main shaft 7 rotations simultaneously, in the time that main shaft 7 rotates a circle, blade 3 rotates half cycle around sharf 4, blade 3 sense of rotation are identical with main shaft 7 sense of rotation, when blade 3 following current, mainly provide power by resistance, when blade crossing current, mainly provide power by lift, commutation turbine 14 can change the flow path direction of meeting of blade integral, and the output gear 8 on main shaft 7 coordinates with generator gear 19 and moment of torsion is passed to generator 17 generates electricity.
Straight leaf formula vertical pivot water turbine comprises body 1, blade supporting frame 2, blade 3, sharf 4, blade gear 5, driving gear 6, main shaft 7, output gear 8, high speed level gearwheel 9, slow speed turbine stage small gear 10, reducing gear wheel shaft 11, slow speed turbine stage gearwheel 12, worm screw 13, commutation turbine 14, gearbox axon 15, gearbox casing 16, generator 17, generator shaft 18, generator gear 19, high speed level small gear 20, jack shaft 21, rotary disc box 22.Body is divided into two parts, and top is divided into casing shape, and bottom is divided into support shape, and internal body is installed commutation turbine 14, gearbox casing 16, main shaft 7, jack shaft 21, output gear 8, generator gear 19 etc.Engine body exterior has blade 3, rotary disc box 22, blade supporting frame 2 etc.
In the time that blade 3 is subject to the impact of current, rotary disc box 22 rotates, the main shaft 7 being connected with rotary disc box 22 generates electricity transmission of power to generator 17, main shaft 7 is rotated by the variable velocity zone nutating gear 8 of gearbox casing 16 simultaneously, the blade gear 5 coordinating with driving gear 8 changes attack angle of blade accordingly, changed cleverly the angle of attack of blade by mechanical mode, make resistance and lift that blade is subject to all become driving force, promoted the efficiency of water turbine.
Main shaft 7 is hollow shaft, jack shaft 21 is through main shaft 7, main shaft 7 gos deep into the interior the other end of gearbox casing 16 with jack shaft 21 one end and extends to body 1 outside, rotary disc box 22 is connected with main shaft 7, inner blade gear 5, sharf 4, driving gear 6, the jack shaft 21 installed of rotary disc box 22, sharf 4 stretches out rotary disc box 22 and is connected with blade 3, and blade supporting frame 2 is connected with blade 3 and body 1 bearing and rotary disc box 22 is connected, blade 3 is in body 1 outside, and current can flow to blade 3 from any direction.
Commutation turbine 14 is connected and is connected with body 1 bearing with gearbox casing 16, under the drive of commutation turbine 14, gearbox casing 16 can rotate around gearbox axon 15, main shaft 7 is connected with gearbox casing bearing in going deep into gearbox casing 16 with jack shaft 21, and gearbox casing 16 is coaxial-type dual-range transmission.
Output gear 8 is between gearbox casing 16 and rotary disc box 22, and inner and be connected with main shaft 7 at body 1, thereby output gear 8 coordinates with generator gear 19 and moment of torsion is passed to generator 17 generates electricity.
Generator 17 is connected on body 1, and generator shaft 18 is connected with generator gear 19, in a step bearing connection and body 1 of generator shaft 18.
Rotary disc box 22 is connected with main shaft 7, jack shaft 21 is connected with bearing with rotary disc box 22 inside through main shaft 7, driving gear 6 is connected and coordinates with uniform multiple more than 3 blade gears 5 with jack shaft 21, sharf 4 is connected with rotary disc box 22 bearings, blade 3 can rotate around sharf 4, and rotary disc box 22 can rotate around main shaft 7.
Gearbox axon 15, jack shaft 21, main shaft 7 and rotary disc box 22 are all coaxial and be placed in body 1 central authorities, and all blades 3 are all in an annulus and be equidistantly evenly arranged.
Novel direct leaf formula vertical pivot water turbine, comprises body 1, blade supporting frame 2, blade 3, sharf 4, blade gear 5, driving gear 6, main shaft 7, output gear 8, level gearwheel 9 at a high speed, slow speed turbine stage small gear 10, reducing gear wheel shaft 11, slow speed turbine stage gearwheel 12, worm screw 13, commutation turbine 14, gearbox axon 15, gearbox casing 16, generator 17, generator shaft 18, generator gear 19, level small gear 20 at a high speed, jack shaft 21, rotary disc box 22, main shaft 7 is hollow shaft, main shaft is arranged on body 1, affixed high speed level small gear 20 on main shaft, output gear 8 and rotary disc box 22, output gear 8 coordinates torque is passed to generator with generator gear 19, level small gear 20 coordinates with the gear in gearbox casing at a high speed, gearbox casing is two stage speed change, commutation turbine 14 is affixed with gearbox casing 16, worm screw 13 is by actuating motor control, gearbox casing output shaft is jack shaft 21, jack shaft is affixed through main shaft 7 and driving gear 6, driving gear 6 in rotary disc box coordinates with multiple uniform blade gears 5, it is affixed that sharf 4 passes rotary disc box and blade gear 5 and blade 3, blade supporting frame 2 plays a supportive role with rotary disc box 22 is affixed, the rotary disc box blade that rotates a circle rotates half cycle around sharf, and rotating disk is identical with blade rotary direction.
Sharf 4 and blade gear 5, blade 3 are affixed, and blade 3 can rotate around sharf 4.
The blade 3 cross sections shape that is centrosymmetric, as rhombus, rectangular, ellipse etc.
Jack shaft 21 is affixed through main shaft 7 and driving gear 6, and driving gear 6 coordinates transmission with four above uniform blade gears 5.
Driving gear 6 is with blade gear 5 in rotary disc box 22, and rotary disc box 22 is affixed with main shaft 7.
Gearbox casing 16 is affixed with commutation turbine 14, and the input shaft of gearbox casing 16 is main shaft 7, and output shaft is jack shaft 21.
Commutation turbine 14 can change blade 3 and meet flow path direction, the long-pending maximum resistance maximum of blade fluoran stream surface in the time of blade following current, the long-pending minimum drag minimum of fluoran stream surface in the time of blade adverse current.
Affixed output gear 8 on main shaft 7, output gear 8 coordinates generating with generator gear 19.
Generator 17 is fixed on body 1, generator shaft 18 and the affixed interlock of generator gear 19.
Claims (3)
1. straight leaf formula vertical pivot water turbine, it is characterized in that: comprise body, rotary disc box, gearbox casing, jack shaft, blade, worm-and-wheel gear, blade pass is crossed sharf and is arranged on blade supporting frame, blade supporting frame is connected with rotary disc box and is connected by clutch shaft bearing with body, driving gear is set in rotary disc box, blade gear, driving gear is meshed with blade gear, blade gear is arranged on sharf, sharf is connected by the second bearing with rotary disc box, main shaft is installed on rotary disc box, the end of main shaft stretches to gearbox casing, jack shaft is set in main shaft, driving gear is installed in jack shaft one end, the jack shaft the other end is connected with gearbox casing by the 3rd bearing, slow speed turbine stage gearwheel is installed in gearbox casing, slow speed turbine stage small gear, level gearwheel at a high speed, level small gear at a high speed, slow speed turbine stage small gear is installed on reducing gear wheel shaft with a high speed level gearwheel, the two ends of reducing gear wheel shaft are connected by four-, five bearings respectively with gearbox casing, slow speed turbine stage gearwheel is arranged on jack shaft, level small gear is arranged on main shaft at a high speed, slow speed turbine stage gearwheel is meshed with slow speed turbine stage small gear, level gearwheel is meshed with a high speed level small gear at a high speed, output gear is installed on main shaft, output gear is meshed with generator gear, generator gear connects generator by generator shaft, worm-and-wheel gear comprises commutation worm gear and worm screw, worm screw and commutation worm wheel, commutation worm gear is arranged in gearbox axon, gearbox axon is connected with gearbox casing, thereby drive worm screw that gearbox casing is rotated, jack shaft produces different corners from main shaft, and then the angle of attack of change blade.
2. straight leaf formula vertical pivot water turbine according to claim 1, is characterized in that: described blade and the blade gear matching with blade at least all have four, are evenly arranged along rotary disc box.
3. straight leaf formula vertical pivot water turbine according to claim 1 and 2, is characterized in that: leaf cross-section is rhombus, rectangular or ellipse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420125170.8U CN203835599U (en) | 2014-03-19 | 2014-03-19 | Straight blade type vertical shaft water turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420125170.8U CN203835599U (en) | 2014-03-19 | 2014-03-19 | Straight blade type vertical shaft water turbine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203835599U true CN203835599U (en) | 2014-09-17 |
Family
ID=51513448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420125170.8U Withdrawn - After Issue CN203835599U (en) | 2014-03-19 | 2014-03-19 | Straight blade type vertical shaft water turbine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203835599U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103925140A (en) * | 2014-03-19 | 2014-07-16 | 哈尔滨工程大学 | Straight-blade vertical axis water turbine |
| CN107235112A (en) * | 2017-05-22 | 2017-10-10 | 哈尔滨工程大学 | Energy recycle device after a kind of oar |
| CN110925128A (en) * | 2019-12-11 | 2020-03-27 | 艾晓寒 | Ocean buoy surge clockwork spring power supply device |
-
2014
- 2014-03-19 CN CN201420125170.8U patent/CN203835599U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103925140A (en) * | 2014-03-19 | 2014-07-16 | 哈尔滨工程大学 | Straight-blade vertical axis water turbine |
| CN103925140B (en) * | 2014-03-19 | 2016-09-14 | 哈尔滨工程大学 | The straight leaf formula vertical pivot hydraulic turbine |
| CN107235112A (en) * | 2017-05-22 | 2017-10-10 | 哈尔滨工程大学 | Energy recycle device after a kind of oar |
| CN107235112B (en) * | 2017-05-22 | 2019-07-16 | 哈尔滨工程大学 | Energy recycle device after a kind of paddle |
| CN110925128A (en) * | 2019-12-11 | 2020-03-27 | 艾晓寒 | Ocean buoy surge clockwork spring power supply device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140917 Effective date of abandoning: 20160914 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |