CN102506006A - Shaft system structure for marine tidal current generator - Google Patents
Shaft system structure for marine tidal current generator Download PDFInfo
- Publication number
- CN102506006A CN102506006A CN2011103701739A CN201110370173A CN102506006A CN 102506006 A CN102506006 A CN 102506006A CN 2011103701739 A CN2011103701739 A CN 2011103701739A CN 201110370173 A CN201110370173 A CN 201110370173A CN 102506006 A CN102506006 A CN 102506006A
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- bearing
- current generator
- coupling
- speed increaser
- torque limiter
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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
-
- 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
- Y02E10/30—Energy from the sea, e.g. using wave energy or salinity gradient
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- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The invention relates to a shaft system structure for a marine tidal current generator, wherein a combined thrust bearing is a fixed end of a main shaft, double rows of tapered roller bearings are used for mainly bearing all of axial hydraulic thrust and a part of radial force, a radial bearing is a floating end on the side of a wheel hub, the combined thrust bearing is the fixed end at a far end of the wheel hub, the radial bearing is mainly used for bearing the radial force, an input end of the main shaft is provided with a coupler, the coupler is an elastic coupler, the other end of the coupler is connected with a speed increaser, a torque limiter is of a brake disc structure, the speed increaser is connected with the torque limiter through a tensioning sleeve, and the torque limiter is fixedly arranged on a power output shaft of a permanent-magnet generator. According to the shaft system structure for the marine tidal current generator, disclosed by the invention, tidal current when tide floods and falls can be transformed into electric energy.
Description
Technical field: the present invention relates to a kind of shafting structure that is used for the oceanic tide current generator.
Background technique: along with occurring in nature can not improve constantly environment requirement the continuous depletion and the people that give birth to the energy; People press for a kind of renewable and clean energy resource; Trend energy when people recognize flux and reflux is very big; Therefore pressing for a kind of underwater windmill of research and development is that trend can generator
Summary of the invention: the objective of the invention is to disclose a kind of trend ability generator shaft architecture simple in structure, reliable, technological scheme of the present invention is: a kind of shafting structure that is used for the oceanic tide current generator, and the combination thrust-bearing is the fixed end of main shaft; Adopt double-row conical bearing mainly to bear whole axial hydraulic thrusts and part radial force; Radial bearing is that floating end is positioned at hub side, and the combination thrust-bearing is that fixed end is positioned at the wheel hub far-end, and radial bearing is mainly used in bearing radial force; Main shaft input end is installed coupling; Coupling is an elastic coupling flexible coupling, and the coupling the other end is connected with speed increaser, and torque limiter is a strap brake dish structure; Speed increaser is connected through the tensioner cover with torque limiter, and torque limiter is fixed on the pto of permanent magnet generator.
Axial rising tide and the two-way hydraulic thrust of ebb tide that the combination thrust-bearing bears water turbine are set on the main shaft of the present invention, are fixed end, hub side is the weight that radial bearing mainly bears water turbine; Main shaft is used for transmitting torque and axial force, and coupling is used for connecting speed increaser and main shaft, passes to speed increaser through the coupling moment of torsion by axle; Speed increaser is the driving of parallel axes of secondary transmission one-level Gear Planet Transmission one-level, and planet axis is a hollow structure, and main shaft also is a hollow structure; Axis hole can be drawn water turbine with cable, the terminal collector ring that connects of planet axis, and the axis hole outgoing cable is received on the collector ring; The speed increaser parallel axes connects motor through torque limiter, when any moment of torsion surpasses setting value, promptly skids; Protection opposite side equipment is provided with brake disc simultaneously, to reduce the space on limiter; The end of torque limiter connects generator, and motor is a magneto
Coupling is that elastic coupling flexible coupling can adapt to desaxe band to a certain degree, a speed increaser transmitting torque; The moment of torsion that one side is arranged when the torque limiter both sides is when setting torque value; Slide relative promptly takes place, protection opposite side equipment, generator is a permanent magnet generator; Through the present invention, the trend in the time of can be with flux and reflux can change into electric energy.
Description of drawings
Fig. 1 is a structural representation of the present invention
Embodiment
Like Fig. 1, a kind of shafting structure that is used for the oceanic tide current generator, combination thrust-bearing 2 is the fixed end of main shaft; Adopt double-row conical bearing mainly to bear whole axial hydraulic thrusts and part radial force, radial bearing 3 is positioned at wheel hub 8 sides for floating end, and combination thrust-bearing 2 is positioned at wheel hub 8 far-ends for fixed end; Radial bearing 3 is mainly used in bearing radial force, and main shaft 1 input end is installed coupling 4, and coupling 4 is an elastic coupling flexible coupling; Coupling 4 the other ends are connected with speed increaser 5; Torque limiter 6 is a strap brake dish structure, and speed increaser 5 is connected through the tensioner cover with torque limiter 6, and torque limiter 6 is fixed on the pto of permanent magnet generator 7.Coupling 4 one sides are flanged hole structure, the locking aperture of hole during as unit maintenance.
Described, radial bearing 3 can adopt selfaligning bearing.
Described, but radial bearing 3 can also adopt the single row roller bearing of Internal and external cycle slide relative.
The ocean trend can generator shaft system of unit structure be that axle is 2 supports by combination thrust-bearing 2, and the fixed end inner ring is located on axle through the shaft shoulder and locking nut, and the outer ring is fixed in the bearing bracket through bearing cap; Radial bearing 3 is a floating end; Inner ring is fixed on the axle through the shaft shoulder and locking nut or tensioner cover, and the outer ring places bearing bracket, and Internal and external cycle can slide relative; Speed increaser is connected through elastic coupling flexible coupling with main shaft; Speed increaser is fixed on the trend ability generator casing flange bracket through the base of self, and speed increaser is connected through torque limiter with generator, and motor is fixed on the trend ability generator casing flange bracket through the base of self.
The present invention is used for the ocean trend can generator, and flood tide in the ocean and all can generate electricity during ebb tide.
It is matured product for speed increaser and torque limited, can directly purchase.
Claims (5)
1. shafting structure that is used for the oceanic tide current generator; It is characterized in that: combination thrust-bearing (2) is the fixed end of main shaft, adopts double-row conical bearing mainly to bear whole axial hydraulic thrusts and part radial force, and radial bearing (3) is positioned at wheel hub (8) side for floating end; Combination thrust-bearing (2) is positioned at wheel hub (8) far-end for fixed end; Radial bearing (3) is mainly used in bearing radial force, and main shaft (1) input end is installed coupling (4), and coupling (4) is an elastic coupling flexible coupling; Coupling (4) the other end is connected with speed increaser (5); Torque limiter (6) is a strap brake dish structure, and speed increaser (5) is connected through the tensioner cover with torque limiter (6), and torque limiter (6) is fixed on the pto of permanent magnet generator (7).
2. a kind of shafting structure that is used for the oceanic tide current generator according to claim 1 is characterized in that: coupling (4) one sides are flanged hole structure, the locking aperture of hole during as unit maintenance.
3. a kind of shafting structure that is used for the oceanic tide current generator according to claim 1; It is characterized in that: speed increaser (5) is secondary driving of parallel axes structure; Speed increaser is the driving of parallel axes of secondary transmission one-level Gear Planet Transmission one-level, and planet axis is a hollow structure, and main shaft also is a hollow structure.
4. a kind of shafting structure that is used for the oceanic tide current generator according to claim 1 is characterized in that: described, radial bearing (3) is a selfaligning bearing.
5. a kind of shafting structure that is used for the oceanic tide current generator according to claim 1 is characterized in that: described, radial bearing (3) but be the single row roller bearing of Internal and external cycle slide relative.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103701739A CN102506006A (en) | 2011-11-21 | 2011-11-21 | Shaft system structure for marine tidal current generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103701739A CN102506006A (en) | 2011-11-21 | 2011-11-21 | Shaft system structure for marine tidal current generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102506006A true CN102506006A (en) | 2012-06-20 |
Family
ID=46218132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103701739A Pending CN102506006A (en) | 2011-11-21 | 2011-11-21 | Shaft system structure for marine tidal current generator |
Country Status (1)
| Country | Link |
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| CN (1) | CN102506006A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104329202A (en) * | 2014-10-24 | 2015-02-04 | 上海福思特流体机械有限公司 | Bulb through-flow turbine |
| WO2015152807A1 (en) * | 2014-04-04 | 2015-10-08 | Aktiebolaget Skf | Submerged system for converting a tidal water flow to electrical energy |
| CN105043627A (en) * | 2015-08-17 | 2015-11-11 | 国家海洋技术中心 | Measurement control device of blade driving torque and rotation speed for tidal current energy generation |
| CN110345231A (en) * | 2019-07-09 | 2019-10-18 | 中国航发哈尔滨东安发动机有限公司 | A kind of thrust disc structure |
| CN114483303A (en) * | 2021-12-30 | 2022-05-13 | 中车永济电机有限公司 | High-speed permanent magnet motor applied to micro gas turbine |
| CN114530965A (en) * | 2021-12-13 | 2022-05-24 | 日照东方电机有限公司 | Vertical high-voltage permanent magnet motor stabilizing device for water conservancy |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57177423A (en) * | 1981-04-22 | 1982-11-01 | Hitachi Ltd | Bearing device |
| CN101705904A (en) * | 2009-11-11 | 2010-05-12 | 哈尔滨工程大学 | High-power vertical shaft tidal generating set |
| CN201714595U (en) * | 2010-04-16 | 2011-01-19 | 辽宁中科天道新能源装备工业有限公司 | Main shafting structure of megawatt doubly-fed type asynchronous variable speed wind-driven generator |
| CN101988463A (en) * | 2010-11-24 | 2011-03-23 | 哈尔滨工程大学 | Vertical shaft tidal current generating set |
-
2011
- 2011-11-21 CN CN2011103701739A patent/CN102506006A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57177423A (en) * | 1981-04-22 | 1982-11-01 | Hitachi Ltd | Bearing device |
| CN101705904A (en) * | 2009-11-11 | 2010-05-12 | 哈尔滨工程大学 | High-power vertical shaft tidal generating set |
| CN201714595U (en) * | 2010-04-16 | 2011-01-19 | 辽宁中科天道新能源装备工业有限公司 | Main shafting structure of megawatt doubly-fed type asynchronous variable speed wind-driven generator |
| CN101988463A (en) * | 2010-11-24 | 2011-03-23 | 哈尔滨工程大学 | Vertical shaft tidal current generating set |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015152807A1 (en) * | 2014-04-04 | 2015-10-08 | Aktiebolaget Skf | Submerged system for converting a tidal water flow to electrical energy |
| CN104329202A (en) * | 2014-10-24 | 2015-02-04 | 上海福思特流体机械有限公司 | Bulb through-flow turbine |
| CN105043627A (en) * | 2015-08-17 | 2015-11-11 | 国家海洋技术中心 | Measurement control device of blade driving torque and rotation speed for tidal current energy generation |
| CN110345231A (en) * | 2019-07-09 | 2019-10-18 | 中国航发哈尔滨东安发动机有限公司 | A kind of thrust disc structure |
| CN114530965A (en) * | 2021-12-13 | 2022-05-24 | 日照东方电机有限公司 | Vertical high-voltage permanent magnet motor stabilizing device for water conservancy |
| CN114530965B (en) * | 2021-12-13 | 2024-02-27 | 日照东方电机有限公司 | Vertical high-voltage permanent magnet motor stabilizing device for water conservancy |
| CN114483303A (en) * | 2021-12-30 | 2022-05-13 | 中车永济电机有限公司 | High-speed permanent magnet motor applied to micro gas turbine |
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| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120620 |