CN202991334U - Ocean current generating device - Google Patents

Ocean current generating device Download PDF

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Publication number
CN202991334U
CN202991334U CN2012206322838U CN201220632283U CN202991334U CN 202991334 U CN202991334 U CN 202991334U CN 2012206322838 U CN2012206322838 U CN 2012206322838U CN 201220632283 U CN201220632283 U CN 201220632283U CN 202991334 U CN202991334 U CN 202991334U
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CN
China
Prior art keywords
impeller
buoyancy aid
upper float
small gear
floating body
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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
Application number
CN2012206322838U
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Chinese (zh)
Inventor
李光霞
成阳
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Shanghai Maritime University
Shanghai Ocean University
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Shanghai Maritime University
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Priority to CN2012206322838U priority Critical patent/CN202991334U/en
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Publication of CN202991334U publication Critical patent/CN202991334U/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/30Energy 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 utility model relates to an ocean current generating device and belongs to the field of underwater ocean energy research. The ocean current generating device comprises an upper floating body, a lower floating body, an upper impeller, a lower impeller, a rack, a small gear, a center shaft, a support and a generator. The lower floating body is arranged on the center shaft, the upper end of the center shaft extends out of the lower floating body to be connected with the support, the support is arranged in the upper floating body and moves relative to the lower floating body, the small gear is arranged on the support and meshed with the rack, the rack is fixed in the upper floating body, the upper impeller and the lower impeller are respectively fixed on the upper floating body and the lower floating body, each blade of the upper impeller and each blade of the lower impeller are mounted in opposite mode, and the small gear is connected with a motor shaft. Under the action of ocean current, the ocean current generating device enables the upper impeller and the lower impeller to generate relative rotation and accordingly drives the generator fixedly connected with the small gear to generate power through meshing of the rack and the small gear. The ocean current generating device is simple and practical in structure, can accept 360-degree direction ocean current, achieves the power generation function in omnibearing mode, and is high in generation efficiency.

Description

Power station using ocean currents
Technical field
The utility model relates to a kind of power station using ocean currents, belongs to ocean energy research field under water.
Background technique
Ocean current claims again ocean current, and in the ocean, except the tidal motion that is caused by tide-generating force, seawater is called ocean current along extensive the flowing of certain approach.The factor that causes Current Movement can be wind, can be also the nonuniformity that the density of sea water that causes of hot salt effect distributes.The former shows as the wind stress that acts on the sea, and the latter shows as the horizontal pressure gradient force in seawater.Add the effect of geostrophic deviating force, just cause the existing bottom horizontal flow sheet of seawater, perpendicular flow is arranged again.
Ocean current power generation refer to ocean current with the hydrodynamic(al) amount be converted into mechanical relative movement, and then drive the generator generating, wherein how as far as possible effectively being converted into relative movement is the crux problem.At present, existing current power generation station is usually floating to be fixed by cable wire and anchor across the sea, mainly contains two kinds, garland formula current power generation station and barge formula current power generation station.The former generating capacity is less, generally can only provide electric power for beacon and light boat, moreover be the charge in batteries on submarine.The latter is actual is a generating ship, and ship side both sides are filling huge water wheels, constantly rotates under ocean current promotes, and then drives the generator generating, and the generating capacity of this generating ship is about 50,000 kilowatts, and the electric power that sends is delivered on the bank by submarine cable.Be this generation mode complex structure, equipment cost is high.
Summary of the invention
Technical problem to be solved in the utility model is to overcome in above-mentioned prior art power station using ocean currents the defectives such as the poor or equipment cost of generating efficiency that two kinds of structures exist is high, and a kind of power station using ocean currents is provided, this power station using ocean currents is simple and practical and generating efficiency is high.
for solving the problems of the technologies described above, the technical solution of the utility model is achieved in that power station using ocean currents, comprise upper float, lower buoyancy aid, upper impeller, lower impeller, tooth bar, small gear, central shaft, support and generator, described lower buoyancy aid is installed on central shaft, the upper end of described central shaft is connected with support after stretching out lower buoyancy aid, described is set up in upper float, and with upper float, relative movement is arranged, described small gear is installed on support, and be meshed with tooth bar, described tooth bar is fixed in upper float, described upper impeller, lower impeller is separately fixed on upper float and lower buoyancy aid, and the anti-phase installation of each blade of upper impeller and lower impeller, described small gear is connected with motor shaft.
Be provided with the upper float lid above described upper float.
Lower buoyancy aid is stretched out in the lower end of described central shaft, and is provided with the anchor chain annular distance at the central shaft lower end.
The blade of described upper impeller is distributed on the outer side surface of upper float.
The blade of described lower impeller is distributed on the outer side surface of lower buoyancy aid.
The central axis of described upper float lower end is installed on bearing, and is connected with upper float with friction top by seal ring successively.
The central axis of described lower buoyancy aid lower end is installed on bearing, and is connected with lower buoyancy aid with friction top by seal ring successively.
Be provided with energy storage device on support.
The beneficial effects of the utility model: the utility model is under the effect of ocean current, two impellers in up and down are produced relative rotation, upper float by being connected with upper impeller again, the tooth bar that drive is connected with upper float rotates, lower impeller drives the lower buoyancy aid that is attached thereto, and central shaft, support, and small gear is rotated, by the engagement of tooth bar and small gear, thereby drive the generator generating that connects firmly with small gear.Simple and practical, this electricity generating device can be accepted the ocean current of 360 ° of directions, the comprehensive electricity generate function of realizing, and generating efficiency is high.
Above-mentioned explanation is only the general introduction of technical solutions of the utility model, for can clearer understanding technological means of the present utility model, and can be implemented according to the content of specification, and for above-mentioned purpose of the present utility model, feature and advantage can be become apparent, below especially exemplified by preferred embodiment, and the cooperation accompanying drawing, be described in detail as follows.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the utility model assembly structure schematic diagram.
Attached number in the figure explanation:
1-upper float lid, 2-upper float, 3-tooth bar, 4-small gear, 5-support, 6-generator, the upper impeller of 7-, impeller under 8-, buoyancy aid under 9-, 10-friction top, 11-central shaft, 12-seal ring, the 13-bearing, 14-friction top, 15-seal ring, 16-bearing, 17-energy storage device, 18-anchor chain annular distance.
Embodiment
Be to reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the utility model, below in conjunction with accompanying drawing and preferred embodiment, embodiment, structure, feature and effect thereof to according to the power station using ocean currents that the utility model proposes are described in detail as follows.
As shown in Figure 1, the utility model power station using ocean currents is comprised of upper float lid 1, upper float 2, lower buoyancy aid 9, upper impeller 7, lower impeller 8, tooth bar 3, small gear 4, central shaft 11, support 5, generator 6, anchor chain annular distance 18.
Described central shaft 11 passes the center of lower buoyancy aid 9, and central shaft 11 is rotatingshafts of lower buoyancy aid 9, can drive lower buoyancy aid and rotate, and lower buoyancy aid 9 can be cylindrical structural, is connected with support 5 in the upper end of central shaft 11, rotates together with lower buoyancy aid 9.The lower end of described central shaft is provided with anchor chain annular distance 18, can be so that whole device fixing.
Described support 5 is placed in upper float 2, and both can produce relative movement.Be evenly equipped with the blade of impeller 7 at the outer side surface of upper float 2, be evenly equipped with the blade of lower impeller 8 at the outside of lower buoyancy aid 9 cloth, and the blade of upper impeller 7 and the anti-phase installation of blade of lower impeller 8.Can guarantee that like this upper float 2 and 9 generations of lower buoyancy aid relatively rotate efficiently.Be provided with energy storage device 17 on support 5.
Described tooth bar 3 is fixed on the inside of upper float 2, and forms a circle, and described small gear 4 is arranged on support 5, and is connected with generator 6 axles.Tooth bar 3 and small gear 4 are intermeshing, and the tooth bar 3 of upper float 2 inside is equivalent to a large-scale internal gear, and with small gear 4 engagements, velocity ratio is very large, so both only need very little relative movement just can make small gear drive generator to generate electricity.
Described upper float lid 1 be arranged on upper float 2 above.Central shaft 11 places in upper float 2 lower ends are installed on bearing 13, and are connected with upper float 2 with friction top 10 by seal ring 12 successively.
Central axis in lower buoyancy aid 9 lower ends is installed on bearing 16, and is connected with lower buoyancy aid 9 with friction top 14 by seal ring 15 successively.
The utility model is placed on when using in the ocean, when ocean current flows to the utility model electricity generating device, upper impeller 7 and lower impeller 8 rotate towards opposite direction respectively, drive upper float 2 and lower buoyancy aid 9 also towards opposite direction motion, because tooth bar 3 is arranged on upper float 2, small gear 4 is connected in again on lower buoyancy aid 9, therefore by support 5, tooth bar 3 and small gear 4 rotate towards opposite direction simultaneously, produce efficient relative movement.At this moment, small gear 4 drives the synchronized rotation of axle of generators 6, begins generating, and with electrical power storage in energy storage device 17.The utility model electricity generating device can be accepted the ocean current of 360 ° of directions, the comprehensive electricity generate function of realizing.
Every technical solutions of the utility model content that do not break away from, all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment does according to technical spirit of the present utility model.

Claims (8)

1. power station using ocean currents, it is characterized in that: comprise upper float, lower buoyancy aid, upper impeller, lower impeller, tooth bar, small gear, central shaft, support and generator, described lower buoyancy aid is installed on central shaft, the upper end of described central shaft is connected with support after stretching out lower buoyancy aid, described is set up in upper float, and with upper float, relative movement is arranged, described small gear is installed on support, and be meshed with tooth bar, described tooth bar is fixed in upper float, described upper impeller, lower impeller is separately fixed on upper float and lower buoyancy aid, and the anti-phase installation of each blade of upper impeller and lower impeller, described small gear is connected with motor shaft.
2. power station using ocean currents according to claim 1, is characterized in that: be provided with the upper float lid above described upper float.
3. power station using ocean currents according to claim 1, it is characterized in that: lower buoyancy aid is stretched out in the lower end of described central shaft, and is provided with the anchor chain annular distance at the central shaft lower end.
4. power station using ocean currents according to claim 1, it is characterized in that: the blade of described upper impeller is distributed on the outer side surface of upper float.
5. according to claim 1 or 4 described power station using ocean currents, it is characterized in that: the blade of described lower impeller is distributed on the outer side surface of lower buoyancy aid.
6. power station using ocean currents according to claim 1 is characterized in that: the central axis of described upper float lower end is installed on bearing, and is connected with upper float with friction top by seal ring successively.
7. according to claim 1 or 6 described power station using ocean currents is characterized in that: the central axis of described lower buoyancy aid lower end is installed on bearing, and is connected with lower buoyancy aid with friction top by seal ring successively.
8. power station using ocean currents according to claim 1, is characterized in that: be provided with energy storage device on support.
CN2012206322838U 2013-04-11 2013-04-11 Ocean current generating device Expired - Fee Related CN202991334U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012206322838U CN202991334U (en) 2013-04-11 2013-04-11 Ocean current generating device

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Application Number Priority Date Filing Date Title
CN2012206322838U CN202991334U (en) 2013-04-11 2013-04-11 Ocean current generating device

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CN202991334U true CN202991334U (en) 2013-06-12

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105422374A (en) * 2015-12-07 2016-03-23 陈俞任 Self-floating stormy wave power generation device
CN105781862A (en) * 2016-05-12 2016-07-20 句容市万福达工艺品厂 Axial-flow impeller type wave power generation device
CN105863934A (en) * 2016-06-08 2016-08-17 国网山东省电力公司经济技术研究院 Offshore hydroelectric power generation equipment
CN107420250A (en) * 2017-04-11 2017-12-01 安徽军迪信息技术有限公司 A kind of device to be generated electricity using ocean current
CN108260556A (en) * 2015-02-11 2018-07-10 浙江富地机械有限公司 A kind of aerator of stacked floating vane
WO2019101102A1 (en) * 2017-11-24 2019-05-31 李亦博 Hydroelectric generator in low flow rate conditions

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108260556A (en) * 2015-02-11 2018-07-10 浙江富地机械有限公司 A kind of aerator of stacked floating vane
CN108260556B (en) * 2015-02-11 2020-05-05 浙江富地机械有限公司 Oxygen-increasing machine of closed assembly formula body impeller
CN105422374A (en) * 2015-12-07 2016-03-23 陈俞任 Self-floating stormy wave power generation device
CN105781862A (en) * 2016-05-12 2016-07-20 句容市万福达工艺品厂 Axial-flow impeller type wave power generation device
CN105863934A (en) * 2016-06-08 2016-08-17 国网山东省电力公司经济技术研究院 Offshore hydroelectric power generation equipment
CN105863934B (en) * 2016-06-08 2018-02-06 国网山东省电力公司经济技术研究院 A kind of offshore type water generating equipment
CN107420250A (en) * 2017-04-11 2017-12-01 安徽军迪信息技术有限公司 A kind of device to be generated electricity using ocean current
WO2019101102A1 (en) * 2017-11-24 2019-05-31 李亦博 Hydroelectric generator in low flow rate conditions
CN111727315A (en) * 2017-11-24 2020-09-29 李亦博 Low-flow-speed hydroelectric generator

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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130612

Termination date: 20150411

EXPY Termination of patent right or utility model