CN110307111B - Water pump water wheel adjusting device - Google Patents
Water pump water wheel adjusting device Download PDFInfo
- Publication number
- CN110307111B CN110307111B CN201910418774.9A CN201910418774A CN110307111B CN 110307111 B CN110307111 B CN 110307111B CN 201910418774 A CN201910418774 A CN 201910418774A CN 110307111 B CN110307111 B CN 110307111B
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- wall
- rotating
- water pump
- welded
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- 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
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- 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
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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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a water pump and water wheel adjusting device which comprises a volute, wherein a main shaft is arranged in the volute, a circular plate is welded at one end of the main shaft and is positioned in the volute, a plurality of blades which are arranged at equal intervals are connected to the outer wall of the circular plate in an annular rotating mode by taking the circle center of the circular plate as the circle center, a cylinder is sleeved on the outer wall of the main shaft, one side, close to the cylinder, of each blade is connected with a first rotating rod in a rotating mode, and one ends, far away from the blades, of the first rotating rods are connected with one side of the cylinder in a rotating mode. The water pump turbine water turbine rotating device is simple in structure, the rotating handle can drive the screw rod to rotate, the screw rod can drive the second rotating rod to rotate, the second rotating rod can drive the ring and the cylinder to move transversely, and the cylinder can drive the blades to rotate, so that the angles of the blades can be adjusted conveniently, parts do not need to be disassembled, adjusting time is shortened, the utilization rate of the water pump turbine can be improved, and the water pump turbine water turbine rotating device is convenient to use.
Description
Technical Field
The invention relates to the technical field of water pumps and turbines, in particular to a water pump and turbine adjusting device.
Background
The pump turbine is a novel water pumping energy storage unit appearing in the 30 s of the 20 th century, and compared with an energy storage unit formed by connecting a water turbine and a water pump in series, the pump turbine is greatly lightened in weight and reduced in manufacturing cost, so that the pump turbine is widely applied. The pump turbine mainly comprises a mixed flow type, an inclined flow type and a through flow type, and the applicable range of a water head/lift is different. The mixed-flow type and inclined-flow type pump-turbine water turbine is mainly applied to large and medium pumped storage power stations, wherein the mixed-flow type pump-turbine water turbine is most widely used. The through-flow is most used in tidal power plants.
When using the pump turbine, need change the angle of paddle according to the demand of difference, among the prior art, after shutting down usually, unpack the spiral case apart and change the paddle of different angles, this kind of mode is wasted time and energy, and the debugging time is longer, and then can reduce the utilization rate of pump turbine, so we provide a pump water wheel adjusting device for solve above-mentioned problem.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a water wheel adjusting device of a water pump.
In order to achieve the purpose, the invention adopts the following technical scheme:
a water pump and water wheel adjusting device comprises a spiral case, wherein a main shaft is arranged in the spiral case, a circular plate is welded at one end of the main shaft and is positioned in the spiral case, a plurality of blades which are arranged at equal intervals are connected to the outer wall of the circular plate in an annular rotating mode by taking the circle center of the circular plate as the circle center, a cylinder is sleeved on the outer wall of the main shaft, one side, close to the cylinder, of each blade is connected with a first rotating rod in a rotating mode, one end, far away from the blades, of each first rotating rod is connected with one side of the cylinder in a rotating mode, a hollow circular disc is fixedly sleeved on one side of the outer wall of the cylinder, a circular ring is sleeved on the outer wall of the main shaft, a circular groove is formed in the inner wall of the circular ring, the hollow circular disc extends into the circular groove, and two sides of the hollow disc are respectively contacted with the inner walls of two sides of the circular groove;
the spiral case is characterized in that two support columns are symmetrically welded on the inner wall of one side of the spiral case, the two support columns are respectively positioned above and below the main shaft, a rectangular groove is formed in each support column, the inner wall of the top part and the inner wall of the bottom part of the rectangular groove are connected with a same sliding plate in a sliding manner, pull rods and tension springs are respectively welded on two sides of the sliding plate, one ends of the tension springs are welded with the inner wall of one side of the rectangular groove, one ends of the pull rods penetrate through the rectangular groove and extend to one side of the support columns, one ends of the two pull rods are welded with one side of the circular ring, a support plate is connected on the inner wall of one side of the spiral case in a sliding manner and is positioned above the support columns, one side of the support plate is rotatably connected with a second rotating rod, one end, far away from the support plate, of the second rotating rod is rotatably connected with one side of the top part of the circular ring, a through hole is formed in the support plate, and a screw rod is connected with the inner wall of the through hole in a threaded manner, the bottom end of the screw rod penetrates through the through hole and is rotatably connected with the top of the support column, and the top end of the screw rod penetrates through the through hole and the inner wall of the top of the volute respectively and extends to the upper portion of the volute.
Preferably, the outer wall of plectane is used the centre of a circle of plectane to be the annular and is provided with a plurality of rotation grooves as the centre of a circle, rotation groove and paddle one-to-one, the pivot has all been welded to the both sides of paddle, and the one end that two pivots were kept away from each other rotates with the both sides inner wall of rotation groove respectively and is connected.
Preferably, annular wear-resisting ceramic plates are fixedly mounted on two sides of the hollow disc, and one sides, far away from each other, of the two annular wear-resisting ceramic plates are respectively contacted with the inner walls of the two sides of the annular groove.
Preferably, a guide rail is welded on the inner wall of one side of the volute, a sliding block is welded on one side of the supporting plate, and the sliding block is connected with the guide rail in a sliding mode.
Preferably, a handle is welded to the top of the screw rod and is located above the volute.
Preferably, sliding grooves are formed in the inner wall of the top portion and the inner wall of the bottom portion of the rectangular groove, and the top portion and the bottom portion of the sliding plate extend into the two sliding grooves respectively and are connected with the two sliding grooves in a sliding mode respectively.
Preferably, limiting plates are welded on the inner wall of the top and the inner wall of the bottom of the rectangular groove, and the limiting plates are located on one side of the sliding plate.
Compared with the prior art, the invention has the beneficial effects that: the twist grip can drive the screw rod and rotate, the screw rod can drive the backup pad and carry out longitudinal movement, the backup pad can drive the second dwang and rotate, the second dwang can drive the ring and carry out lateral shifting, and the extension spring is pulling sliding plate and pull rod and ring all the time, and then can make the ring support the second dwang all the time, the ring can drive hollow disc and cylinder and carry out lateral shifting in addition, the cylinder can drive a plurality of first dwang and rotate in step, first dwang can drive the paddle and rotate, after the angle of paddle has been adjusted, stop the twist grip, the main shaft is rotatory can drive the plectane and rotate with the paddle, the paddle can drive first dwang and cylinder and rotate, the cylinder can drive the wear-resisting potsherd of annular and rotate in the ring channel.
The water pump turbine water turbine rotating device is simple in structure, the rotating handle can drive the screw rod to rotate, the screw rod can drive the second rotating rod to rotate, the second rotating rod can drive the ring and the cylinder to move transversely, and the cylinder can drive the blades to rotate, so that the angles of the blades can be adjusted conveniently, parts do not need to be disassembled, adjusting time is shortened, the utilization rate of the water pump turbine can be improved, and the water pump turbine water turbine rotating device is convenient to use.
Drawings
Fig. 1 is a schematic structural diagram of a water wheel adjusting device of a water pump according to the present invention;
fig. 2 is a schematic structural diagram of a ring of a water pump and water wheel adjusting device provided by the invention;
fig. 3 is a schematic structural diagram of a support column of the water pump and water wheel adjusting device provided by the invention;
FIG. 4 is a side view of a circular plate of the water wheel adjusting device of the water pump according to the present invention;
fig. 5 is an enlarged view of a portion a of a water wheel adjusting device of a water pump according to the present invention.
In the figure: the device comprises a volute 1, a circular plate 2, a first rotating rod 3, a paddle 4, a circular ring 5, a second rotating rod 6, a supporting plate 7, a handle 8, a screw rod 9, a guide rail 10, a sliding block 11, a supporting column 12, a main shaft 13, a tension spring 14, a pull rod 15, a cylinder 16, an annular wear-resistant ceramic plate 17, an annular groove 18, a hollow circular plate 19, a limiting plate 20, a rectangular groove 21, a sliding plate 22, a rotating groove 23 and a rotating shaft 24.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-5, a water pump and water wheel adjusting device comprises a volute 1, a main shaft 13 is arranged in the volute 1, one end of the main shaft 13 is welded with a circular plate 2, the circular plate 2 is positioned in the volute 1, the outer wall of the circular plate 2 is connected with a plurality of blades 4 which are arranged at equal intervals in an annular rotating mode by taking the circle center of the circular plate 2 as the circle center, a cylinder 16 is sleeved on the outer wall of the main shaft 13, one side, close to the cylinder 16, of each blade 4 is connected with a first rotating rod 3 in a rotating mode, one ends, far away from the blades 4, of the first rotating rods 3 are connected with one side of the cylinder 16 in a rotating mode, a hollow disc 19 is fixedly sleeved on one side of the outer wall of the cylinder 16, a circular ring 5 is sleeved on the outer wall of the main shaft 13, an annular groove 18 is formed in the inner wall of the circular ring 5, the hollow disc 19 extends into the annular groove 18, and two sides of the hollow disc 19 are respectively contacted with the inner walls on two sides of the annular groove 18;
two support columns 12 are symmetrically welded on the inner wall of one side of the volute 1, the two support columns 12 are respectively positioned above and below a main shaft 13, a rectangular groove 21 is arranged on each support column 12, the inner wall of the top part and the inner wall of the bottom part of the rectangular groove 21 are connected with a same sliding plate 22 in a sliding manner, two sides of the sliding plate 22 are respectively welded with a pull rod 15 and a tension spring 14, one end of each tension spring 14 is welded with the inner wall of one side of the rectangular groove 21, one end of each pull rod 15 penetrates through the rectangular groove 21 and extends to one side of each support column 12, one ends of the two pull rods 15 are both welded with one side of the circular ring 5, a support plate 7 is connected on the inner wall of one side of the volute 1 in a sliding manner, the support plate 7 is positioned above the support columns 12, one side of the support plate 7 is rotatably connected with a second rotating rod 6, one end, far away from the support plate 7, is rotatably connected with one side of the top part of the circular ring 5, a through hole is arranged on the support plate 7, the inner wall of the through hole is in threaded connection with a screw rod 9, the bottom end of the screw rod 9 penetrates through the through hole and is rotatably connected with the top of a support column 12, the top end of the screw rod 9 penetrates through the through hole and the inner wall of the top of the volute 1 and extends to the upper part of the volute 1, a rotating handle 8 can drive the screw rod 9 to rotate, the screw rod 9 can drive a support plate 7 to longitudinally move, the support plate 7 can drive a second rotating rod 6 to rotate, the second rotating rod 6 can drive a circular ring 5 to transversely move, a tension spring 14 always pulls a sliding plate 22, a pull rod 15 and the circular ring 5, so that the circular ring 5 always supports against the second rotating rod 6, in addition, the circular ring 5 can drive a hollow circular disc 19 and a cylinder 16 to transversely move, the cylinder 16 can drive a plurality of first rotating rods 3 to synchronously rotate, the first rotating rods 3 can drive paddles 4 to rotate, after the angles of the paddles 4 are adjusted, the water pump water turbine adjusting device is simple in structure, the rotary handle 8 can drive the screw rod 9 to rotate, the screw rod 9 can drive the second rotary rod 6 to rotate, the second rotary rod 6 can drive the circular ring 5 and the cylinder 16 to transversely move, and the cylinder 16 can drive the paddle 4 to rotate, so that the angle of the paddle 4 can be conveniently adjusted, parts do not need to be disassembled, the adjusting time is shortened, the utilization rate of the water pump water turbine can be improved, and the use is convenient.
In the invention, a plurality of rotating grooves 23 are annularly arranged on the outer wall of a circular plate 2 by taking the circle center of the circular plate 2 as the circle center, the rotating grooves 23 correspond to blades 4 one by one, rotating shafts 24 are welded on both sides of each blade 4, the ends, far away from each other, of the two rotating shafts 24 are respectively and rotatably connected with the inner walls of both sides of the rotating grooves 23, annular wear-resistant ceramic plates 17 are fixedly arranged on both sides of a hollow circular plate 19, the sides, far away from each other, of the two annular wear-resistant ceramic plates 17 are respectively contacted with the inner walls of both sides of an annular groove 18, a guide rail 10 is welded on the inner wall of one side of a volute 1, a slide block 11 is welded on one side of a support plate 7, the slide block 11 is in sliding connection with the guide rail 10, a handle 8 is welded on the top of a screw rod 9, the handle 8 is positioned above the volute 1, sliding grooves are respectively arranged on the inner wall of the top and the inner wall of the bottom of the rectangular groove 21, the top and the bottom of the sliding plate 22 respectively extend into the two sliding grooves and are respectively in sliding connection with the two sliding grooves, limiting plates 20 are welded on the inner wall of the top part and the inner wall of the bottom part of the rectangular groove 21, the limiting plates 20 are positioned on one side of a sliding plate 22, a rotating handle 8 can drive a screw rod 9 to rotate, the screw rod 9 can drive a supporting plate 7 to longitudinally move, the supporting plate 7 can drive a second rotating rod 6 to rotate, the second rotating rod 6 can drive a circular ring 5 to transversely move, a tension spring 14 always pulls the sliding plate 22, a pull rod 15 and the circular ring 5, so that the circular ring 5 always abuts against the second rotating rod 6, in addition, the circular ring 5 can drive a hollow disc 19 and a cylinder 16 to transversely move, the cylinder 16 can drive a plurality of first rotating rods 3 to synchronously rotate, the first rotating rods 3 can drive the paddles 4 to rotate, after the angle of the paddles 4 is adjusted, the rotating handle 8 is stopped, and the main shaft 13 can drive the circular plate 2 and the paddles 4 to rotate, the paddle 4 can drive the first rotating rod 3 and the cylinder 16 to rotate, the cylinder 16 can drive the annular wear-resistant ceramic wafer 17 to rotate in the annular groove 18, the water pump water turbine is simple in structure, the rotating handle 8 can drive the screw rod 9 to rotate, the screw rod 9 can drive the second rotating rod 6 to rotate, the second rotating rod 6 can drive the annular ring 5 and the cylinder 16 to move transversely, and the cylinder 16 can drive the paddle 4 to rotate, so that the angle of the paddle 4 can be conveniently adjusted, parts do not need to be disassembled, the adjusting time is shortened, the utilization rate of the water pump water turbine can be further improved, and the water pump water turbine is convenient to use.
The working principle is as follows: when the angle of the paddle 4 needs to be adjusted, the handle 8 is rotated, the handle 8 drives the screw 9 to rotate, the screw 9 drives the support plate 7 to longitudinally move, the support plate 7 drives the slide block 11 to longitudinally slide on the guide rail 10, the support plate 7 drives the second rotating rod 6 to rotate, the second rotating rod 6 drives the circular ring 5 to transversely move, the tension spring 14 always pulls the slide plate 22, the slide plate 22 always pulls the pull rod 15, the pull rod 15 always pulls the circular ring 5, so that the circular ring 5 always abuts against the second rotating rod 6, in addition, the circular ring 5 drives the hollow circular disc 19 to transversely move, the hollow circular disc 19 drives the cylinder 16 to transversely move, the cylinder 16 drives the plurality of first rotating rods 3 to synchronously rotate, the first rotating rods 3 drive the paddle 4 to rotate, the paddle 4 drives the rotating shaft 24 to rotate in the rotating groove 23, after the angle of the paddle 4 is adjusted, stop twist grip 8, when main shaft 13 is rotatory, can drive plectane 2 and paddle 4 and rotate, paddle 4 can drive first rotor rod 3 and cylinder 16 and rotate, cylinder 16 can drive hollow disc 19 and the wear-resisting potsherd 17 of annular and rotate, the wear-resisting potsherd 17 of annular can rotate in ring channel 18, make the angle of adjustment paddle 4 that can be convenient, need not to dismantle the part, shorten adjust time, and then can improve the utilization rate of the water pump turbine, high durability and convenient use.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The utility model provides a water pump water wheel adjusting device, includes spiral case (1), be provided with main shaft (13) in spiral case (1), its characterized in that, the one end welding of main shaft (13) has plectane (2), plectane (2) are located spiral case (1), it is connected with paddle (4) that a plurality of equidistant settings to be annular rotation to use the centre of a circle of plectane (2) as the centre of a circle on the outer wall of plectane (2), the cover is equipped with cylinder (16) on the outer wall of main shaft (13), one side that paddle (4) are close to cylinder (16) is rotated and is connected with first pivot pole (3), and the one end that paddle (4) were kept away from in a plurality of first pivot poles (3) all is rotated with one side of cylinder (16) and is connected, the fixed cover in outer wall one side of cylinder (16) is equipped with hollow disc (19), the cover is equipped with ring (5) on the outer wall of main shaft (13), be provided with ring channel (18) on the inner wall of ring (5), the hollow disc (19) extends into the annular groove (18), and two sides of the hollow disc (19) are respectively contacted with the inner walls of two sides of the annular groove (18);
the spiral case comprises a spiral case body, and is characterized in that two support columns (12) are symmetrically welded on the inner wall of one side of the spiral case body (1), the two support columns (12) are respectively positioned above and below a main shaft (13), a rectangular groove (21) is arranged on each support column (12), the inner wall of the top part and the inner wall of the bottom part of the rectangular groove (21) are connected with a same sliding plate (22) in a sliding mode, pull rods (15) and tension springs (14) are respectively welded on two sides of each sliding plate (22), one end of each tension spring (14) is welded with the inner wall of one side of the rectangular groove (21), one end of each pull rod (15) penetrates through the rectangular groove (21) and extends to one side of each support column (12), one ends of the two pull rods (15) are welded with one side of a circular ring (5), a support plate (7) is connected on the inner wall of one side of the spiral case body (1) in a sliding mode, and the support plate (7) is positioned above the support columns (12), one side of backup pad (7) is rotated and is connected with second dwang (6), the one end that backup pad (7) were kept away from in second dwang (6) is rotated with top one side of ring (5) and is connected, be provided with the through-hole on backup pad (7), threaded connection has screw rod (9) on the inner wall of through-hole, the bottom of screw rod (9) runs through the through-hole and rotates with the top of support column (12) and be connected, the top of screw rod (9) runs through the top inner wall of through-hole and spiral case (1) respectively and extends to the top of spiral case (1).
2. The water pump and water wheel adjusting device of claim 1, wherein the outer wall of the circular plate (2) is annularly provided with a plurality of rotating grooves (23) by taking the circle center of the circular plate (2) as the circle center, the rotating grooves (23) correspond to the blades (4) one by one, the two sides of the blades (4) are welded with rotating shafts (24), and one ends of the two rotating shafts (24) which are far away from each other are respectively connected with the inner walls of the two sides of the rotating grooves (23) in a rotating manner.
3. The water pump water wheel adjusting device of claim 1, wherein two sides of the hollow disc (19) are fixedly provided with annular wear-resistant ceramic plates (17), and one sides of the two annular wear-resistant ceramic plates (17) far away from each other are respectively contacted with the inner walls of the two sides of the annular groove (18).
4. The water pump and water wheel adjusting device of claim 1, wherein a guide rail (10) is welded on the inner wall of one side of the volute (1), a sliding block (11) is welded on one side of the supporting plate (7), and the sliding block (11) is in sliding connection with the guide rail (10).
5. The water pump and water wheel adjusting device of claim 1, wherein a handle (8) is welded on the top of the screw rod (9), and the handle (8) is positioned above the volute (1).
6. The water pump/wheel regulating device of claim 1, wherein the rectangular groove (21) is provided with sliding grooves on the top inner wall and the bottom inner wall, and the top and the bottom of the sliding plate (22) extend into and are respectively connected with the two sliding grooves in a sliding manner.
7. The water pump and water wheel adjusting device of claim 1, wherein limiting plates (20) are welded on the top inner wall and the bottom inner wall of the rectangular groove (21), and the limiting plates (20) are positioned on one side of the sliding plate (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910418774.9A CN110307111B (en) | 2019-05-20 | 2019-05-20 | Water pump water wheel adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910418774.9A CN110307111B (en) | 2019-05-20 | 2019-05-20 | Water pump water wheel adjusting device |
Publications (2)
| Publication Number | Publication Date |
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| CN110307111A CN110307111A (en) | 2019-10-08 |
| CN110307111B true CN110307111B (en) | 2021-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910418774.9A Active CN110307111B (en) | 2019-05-20 | 2019-05-20 | Water pump water wheel adjusting device |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114475115B (en) * | 2021-12-30 | 2024-05-17 | 广州小鹏智慧充电科技有限公司 | Drive system and vehicle |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1436151A (en) * | 1972-10-14 | 1976-05-19 | Klein Schanzlin & Becker Ag | Rotary pump of fluid motor |
| CN1720394A (en) * | 2002-12-05 | 2006-01-11 | 恩斯特·布特勒 | Hydraulic power generating device |
| CN103016259A (en) * | 2012-11-06 | 2013-04-03 | 刘文普 | Wind power generator wind wheel capable of automatically changing pitch angle of fan blade according to wind power |
| CN104005908A (en) * | 2014-04-28 | 2014-08-27 | 周耀瑜 | Impeller with adjustable included angles among blades and central axis |
| AT514994A1 (en) * | 2013-11-07 | 2015-05-15 | Andritz Hydro Gmbh | Adjustment device for the impeller blades of turbines |
| CN108105013A (en) * | 2017-12-28 | 2018-06-01 | 中国船舶重工集团公司第七0研究所 | A kind of mechanical impeller power regulating device applied to ocean current power generation |
-
2019
- 2019-05-20 CN CN201910418774.9A patent/CN110307111B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1436151A (en) * | 1972-10-14 | 1976-05-19 | Klein Schanzlin & Becker Ag | Rotary pump of fluid motor |
| CN1720394A (en) * | 2002-12-05 | 2006-01-11 | 恩斯特·布特勒 | Hydraulic power generating device |
| CN103016259A (en) * | 2012-11-06 | 2013-04-03 | 刘文普 | Wind power generator wind wheel capable of automatically changing pitch angle of fan blade according to wind power |
| AT514994A1 (en) * | 2013-11-07 | 2015-05-15 | Andritz Hydro Gmbh | Adjustment device for the impeller blades of turbines |
| CN104005908A (en) * | 2014-04-28 | 2014-08-27 | 周耀瑜 | Impeller with adjustable included angles among blades and central axis |
| CN108105013A (en) * | 2017-12-28 | 2018-06-01 | 中国船舶重工集团公司第七0研究所 | A kind of mechanical impeller power regulating device applied to ocean current power generation |
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| CN110307111A (en) | 2019-10-08 |
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