CN104234922B - Oscillation float type wave energy collection device - Google Patents
Oscillation float type wave energy collection device Download PDFInfo
- Publication number
- CN104234922B CN104234922B CN201410464440.2A CN201410464440A CN104234922B CN 104234922 B CN104234922 B CN 104234922B CN 201410464440 A CN201410464440 A CN 201410464440A CN 104234922 B CN104234922 B CN 104234922B
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- China
- Prior art keywords
- cylinder
- float
- frame
- hydraulic cylinder
- support
- Prior art date
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- Expired - Fee Related
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- 230000010355 oscillation Effects 0.000 title abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 28
- 238000007667 floating Methods 0.000 claims description 8
- 230000003044 adaptive effect Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 2
- 239000013535 sea water Substances 0.000 abstract description 29
- 239000003643 water by type Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 241000239290 Araneae Species 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000000834 fixative Substances 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000009182 swimming Effects 0.000 description 1
Classifications
-
- 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
Landscapes
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The invention discloses an oscillation float type wave energy collection device, which comprises rails and a machine frame, wherein the rails are paved on a bank base, the machine frame slides along the rails, the interior of the machine frame is fixedly provided with a cylinder, the bottom part of the cylinder is sealed and is immersed in water, the wall surface of the cylinder is provided with a water inlet facing the wave, the interior of the cylinder is provided with a float which floats along with the water surface, the interior of the machine frame is also provided with a first hydraulic cylinder, the bottom of a piston rod of the first hydraulic cylinder is connected with the float, a cylinder body of the first hydraulic cylinder is connected with a water suction pipe and a water outlet pipe, the water suction pipe is provided with check valves, the water outlet pipe is connected with hydraulic control valves, a buoy is arranged under the machine frame, and a height adapting device is arranged on the machine frame and the rails, and is used for adjusting the position of the machine frame. The wave energy collection device has the advantages that the device can adapt to the change of the sea level height, and adjust the self height according to the change of tide level, and the limitation of wave peak size can be solved by the size of the float; the device works when the buoyancy of the float is maximum, and the stable pressure output of seawater is maintained by the hydraulic control valves.
Description
Technical field
The invention belongs to Wave energy collecting device, more particularly to a kind of oscillating float type Wave energy collecting device.
Background technology
The energy contained by wave is primarily referred to as kinetic energy and the potential energy that ocean surface wave has.It is huge caused by typhoon
Wave, its power density is up to the thousands of kW of every meter of wave slope, and the abundant European Beihai Region of wave energy, its annual wave power
It is also only 20~40kW/m2, the most annual wave power density of Chinese coastline is 2~7kW/m2。
The theoretical assessment of whole world wave energy is also 109kW magnitudes.Estimated using coastal area of china oceanographic observation station data
Obtain, coastal area of china theory wave annual power is about 1.3X107kW.But at the observation place of many ocean observation stations
In inner bay or the less position of stormy waves, therefore the coastal wave power of reality is greater than this value.Wherein Zhejiang, Fujian, Guangdong and Taiwan
The coastal area enriched for wave energy.
Wave energy is so huge, and what is existed is such extensive, attracts coastal skillful craftsman from ancient times, thinks various to the greatest extent doing
Method, it is used that wave behaviour is controlled in attempt.Get up wave-energy collection and be converted into the wave power device of electric energy or other forms energy
Have and arrange on the coast and swimming in the sea two kinds.For example:
Patent publication No. discloses a kind of Wave energy collecting device for the patent application of CN101832217A, comprising support group
Part, buoyancy aid, energy-storage units and guiding subassembly, wave promote the buoyancy aid to carry out reciprocal pivot pendular motion, and wave is concentrated by guiding subassembly
Be directed to the position of the buoyancy aid, so can be more efficiently the energy produced by wave is converted to the energy for being available for utilizing, storage
Energy unit is to coordinate the buoyancy aid to carry out energy storage action;
And, patent publication No. provides a kind of wave energy generator for the patent application of 102953918 A of CN, including
Cylinder, cylinder have the inner chamber of closing, are provided with mover, stator, connecting rod, the first elastic plate and second elastic in the inner chamber of cylinder
Plate, the first elastic plate and the second elastic plate are both connected on cylinder, and are arranged in the side of mover, stator, the connecting rod
Shaft and the first elastic plate and the second elastic plate load, the lower end of the connecting rod is connected with mover, the stator and cylinder
Mutually fix, at least one side of stator is mutually close with the side of mover.
Ocean wave energy is a kind of regenerative resource of cleaning, can be used to generate electricity, freezes, desalinizes seawater.General shakes
Swing float-type float to be fluctuated with wave up and down, the pulling force that float can be provided is less.The characteristics of Nearshore Wave is the narrow ripple of wide trough
Peak, float diameter, barrel diameter are limited by wave peak width, thus difficult to realize high-power.
The content of the invention
To solve the technical problem that the absorption middle oscillating floater of point is present, the invention provides a kind of sea level height that adapts to becomes
The Wave energy collecting device of change, its float size can break through crest size limitation, and device works when float buoyancy is maximum, defeated
The seawater pressure for going out is constant.
A kind of oscillating float type Wave energy collecting device, including the track being laid in bank base, along the frame of slide,
Cylinder is fixed with the frame, the cylinder body bottom is closed and submerged in water, and the water inlet of wave is provided with wall, interior
Portion is provided with the float with water surface floating;The machine frame inside is also equipped with first hydraulic cylinder, the piston rod bottom of first hydraulic cylinder
It is connected with the float, accessing on the cylinder body of first hydraulic cylinder has suction hose and outlet pipe, is provided with non-return on the suction hose
Valve, the outlet pipe are connected with hydraulic control valve;Floating drum is provided with below the frame, frame is provided with regulation frame with track
The height adaptive device of position.
In the present invention, wave Jing water inlets are poured in cylinder, are raised the water surface in cylinder and are driven float to rise, promote first
The piston rod of hydraulic cylinder, wave are poured into when covering float in cylinder, and float stress reaches setting value, and hydraulic control valve is opened, and is floated
By promoting hydraulic stem when son is moved upwards, hydraulic cylinder is made to export high pressure sea water.
Used as improvement, the water inlet is fixed with support, and switching on support has the gear for opening or closing the water inlet
The pin that keep flapper closure is hinged with plate, and support also.The support be provided with drive pin rotation second hydraulic cylinder, second
The cylinder body of hydraulic cylinder is connected with the cylinder body of first hydraulic cylinder by hydraulic tube.
Wind spring is installed in the rotating shaft of baffle plate, when sea water cannot against the force of the spring pour in cylinder when, baffle plate is in cylinder
The bottom under seawater eroding, as sea water is poured in cylinder, float rises, the pressure increase in first hydraulic cylinder so that the second liquid
Cylinder pressure drive pin is rotated, and pin end is protruded on the inside of support, pin is propped up during the baffle plate bottom, close water inlet, maintain in cylinder
Sea height is constant, and float is moved in the case of maximum buoyancy upwards, and during float movement highest point, second hydraulic cylinder drive pin is received
In support, baffle plate is outer under the effect of cylinder maritime interior waters to be put, and water inlet is opened, and cylinder maritime interior waters flows out, and float declines.
Used as improvement, the frame is provided with the spacing pillar stretched in cylinder, and float is provided with and passes through for spacing pillar
Spacing hole.Spacing pillar is made float only produce and is fluctuated, to act on first hydraulic cylinder through the spacing hole of float
Piston rod.
Used as improvement, the hydraulic control valve includes the valve body of the cylinder body for connecting outlet pipe and first hydraulic cylinder, in valve body
With the valve element that control outlet pipe is closed or opened, the stage clip for keeping valve element to close outlet pipe between valve element and valve body, is provided with, it is described
Valve element outer wall is provided with stopper slot, and valve body side carries installation cavity, installs intracavity and is placed with support stage clip, one end of the support stage clip
Prop up the spacing ball coordinated with stopper slot.
When the hydraulic pressure of first hydraulic cylinder is more than the pressure for supporting stage clip to set to valve element by spacing ball, hydraulic drive valve
Core exports the sea water of steady pressure to open outlet pipe, and after hydraulic pressure is gradually reduced, stage clip promotes valve core reset and cuts out water outlet
Pipe, slips in the stopper slot of valve element outer wall by the spacing ball for supporting stage clip to promote, position of the fixed spool in valve body.
Used as improvement, the frame is provided with the pulley slided along track interior, when frame changes with tide level, pulley
The resistance of housing slide can be reduced, is easy to the altitude mixture control of frame.
Used as improvement, the height adaptive device includes fixing fixed support in orbit, switching in the fixed support
There is Deflector block, also include the buoy along one Slideslip of fixed support, the frame is provided with the boss for blocking the Deflector block;Institute
Stating buoy and guide plate being provided with towards support bracket fastened side, gathering sill is offered on the guide plate, fixed support is provided with and leads
To the guiding raised line that groove coordinates;The rectangular triangle of the Deflector block, its right angle are transferred in fixed support, and a right-angle side is used for
The boss of support fixed support side, another right-angle side are used for the side for propping up buoy.
When tidal level rises, floating drum drives frame to raise, and Deflector block is in initial position, and right-angle side is without against buoy side
Face, buoy rise along raised line is oriented to, and after frame is adapted with tide level, wave is poured in cylinder, and the load-bearing of frame increases,
Frame is pushed, and boss is supported on the level right angle side of Deflector block, and overturns Deflector block, and its vertical right-angle side props up buoy side
Face, realizes that the height of frame is fixed;After tidal level declines, after cylinder maritime interior waters flows out, the load-bearing of frame is reduced, and frame relies on buoyancy
Support, boss is separated with Deflector block, and buoy can be floated along tidal level downwards, sea water pours in bracket height also while declining, and works as frame
After being adapted with tide level, two right-angle sides of the Deflector block of another location are respectively held against boss and buoy side, complete frame
With the position adjustment of buoy.
To accelerate pouring in for sea water, the both sides of the water inlet are provided with the collection wave plate stretched out in bell mouth shape, are
The wave of motion provides guiding, wave is assembled towards water inlet, and the wave for improving herein is high, accelerates sea water and fills cylinder.Collection wave
Plate section is trapezoidal, and one end of its long parallel edges is hinged in frame.
The Wave energy collecting device of the present invention, adapts to sea level height change, adjusts oneself height according to tidal level change, its
Float size can break through crest size limitation, and device works when float buoyancy is maximum, maintains sea water by hydraulic control valve
Stable pressure output.
Description of the drawings
Front views of the Fig. 1 for invention device;
Side views of the Fig. 2 for invention device;
Fig. 3 is invention track and sea level height adaptive device schematic diagram;
Fig. 4 is invention hydraulic schematic.
Specific embodiment
As depicted in figs. 1 and 2, the Wave energy collecting device of the present embodiment includes the track in bank base 8, along track
The upper spider 13 and lower bearing bracket 14 of slip, cylinder 17, pillar 3 inside lower bearing bracket 14, float 4, the floating drum 1 of lower section, side
The floating drum 2 in face;Collection wave plate 5, baffle plate 15 at seawater inlet, is hinged hydraulic push rod 6 above float.13 inside fixative of upper spider
Cylinder pressure 7,7 top of hydraulic cylinder connect four-way 11, and four-way 11 connects hydraulic control valve 10, check-valves 18, hydraulic tube 12;Track and thereon
Bracket height adaptive device 16;Seawater inlet baffle controls pin 19, hydraulic cylinder 20.
The connection of check-valves 18 is passed through the suction hose 9 of sea water, the connection outlet pipe of hydraulic control valve 10, for controlling the defeated of sea water
Go out pressure.When float 4 declines, sea water Jing suction hoses 9 enter hydraulic cylinder 7;After sea water pours in cylinder 17, in hydraulic cylinder 7, pressure increases
Plus, when sea water covers float 4,4 buoyancy of float reaches maximum, threshold values of the pressure more than hydraulic control valve 10, liquid in hydraulic cylinder 7
Pressure control valve 10 is opened, and exports the sea water of constant pressure.
As shown in figure 3, in the Wave energy collecting device of the present embodiment, bracket height adaptive device 16 include track 161,
Fixed support 162, Deflector block 163, spring 164 and buoy 165.The wheel 141 installed on lower bearing bracket can prolong track 161 to be slided
Dynamic, the gathering sill on buoy 165 merges with the guiding raised line matching of fixed support 162 and can prolong which and slide, the baffle plate on buoy 165
Can and be only capable of blocking a Deflector block 163.The boss for stirring Deflector block 163, Deflector block rectangular three are additionally provided with lower bearing bracket
Angular, right-angle side is transferred on fixed support 162, and the spring kept for position is provided between Deflector block and fixed support
164.When sea level fluctuationses are raised, when the outflow of 17 maritime interior waters of cylinder is consistent with sea water level, the increase of 2 buoyancy of floating drum is moved in frame,
Boss 142 is moved up, and unclamps the Deflector block 163 of its underpart, and the increase of 165 buoyancy of buoy is moved up, while so that its top
Deflector block 163 rotates and moves to above which, and when pouring in sea water in cylinder 17, the deflected block 163 of skeleton and buoy 165 are blocked.Sea
During water water level decreasing, buoy 165 is moved downward, and Deflector block 163 rotates, and boss 142 is moved downwardly on the Deflector block 163 of lower section
And deflected block 163 and buoy 165 are blocked.
As shown in figure 4, hydraulic system described in the Wave energy collecting device of the present embodiment, hydraulic control valve 10 includes spring
101st, bolt 102, steel ball 103, bolt 104, valve body 105, spring 106, valve element 107;Piston 21 is installed on 6 top of hydraulic push rod,
11 connection liquid cylinder pressure 7 of four-way, hydraulic control valve 10, hydraulic tube 12, check-valves 18;Hydraulic tube 12 connects hydraulic cylinder 20;Check-valves 18
Water inlet connects suction hose 9.
When sea water pours in cylinder, to 17 interior deflector of cylinder, 4 buoyancy of float increases so that 12 maritime interior waters of hydraulic tube for baffle plate 15
When pressure increases to 3MPa, 20 pushing pin 19 of hydraulic cylinder is rotated, and when sea water can not pour into cylinder 17, baffle plate 15 is in inner barrel sea
It is deflected outward by pin 19 stopping under water effect;When sea water covers float 4 completely, float buoyancy reaches maximum, in hydraulic cylinder 7
Seawater pressure reaches maximum 6MPa, and hydraulic control valve steel ball 103 is squeezed out groove, and valve element 107 is moved upwards, hydraulic control
Valve is opened, and high pressure sea water is gushed out.When float 4 moves to the top, when in hydraulic cylinder 7, pressure is decreased to below 3MPa, baffle plate 15
It is deflected outward by under the water pressure of cylinder inland sea;Float 4 is moved downward, and valve element 107 is moved downward under the effect of spring 106, steel ball
In 103 grooves for snapping in valve element 107 in the case where spring 101 is acted on;Sea water enters hydraulic cylinder 7 from suction hose 9, check-valves 18;Sea water
Whole outflow tube 17, baffle plate recover vertical state under self gravitation effect,.
Claims (4)
1. a kind of oscillating float type Wave energy collecting device, including the track being laid in bank base, along the frame of slide, its
It is characterised by, in the frame, is fixed with cylinder, the cylinder body bottom is closed and submerged in water, and wave is provided with wall
Water inlet, inside are provided with the float with water surface floating;
The machine frame inside is also equipped with first hydraulic cylinder, and the piston rod bottom of first hydraulic cylinder is connected with the float, and first
Accessing on the cylinder body of hydraulic cylinder has suction hose and outlet pipe, and check-valves are provided with the suction hose, and the outlet pipe is connected with
Hydraulic control valve;
Floating drum is provided with below the frame, frame is provided with the height adaptive device for adjusting shelf position with track;
The frame is provided with the pulley slided along track interior;The height adaptive device includes fixing fixation in orbit
Switching in frame, the fixed support has Deflector block, also includes the buoy along one Slideslip of fixed support, and the frame is provided with to be blocked
The boss of the Deflector block;The buoy is provided with guide plate towards support bracket fastened side, offers gathering sill on the guide plate,
Fixed support is provided with the guiding raised line coordinated with gathering sill;The rectangular triangle of the Deflector block, its right angle switching are being fixed
Support, a right-angle side are used for the boss for supporting fixed support side, and another right-angle side is used for the side for propping up buoy;
The water inlet is fixed with support, and switching on support has the baffle plate for opening or closing the water inlet, and goes back on support
The pin for keeping flapper closure is hinged with, the both sides of the water inlet are hinged with the collection wave plate stretched out in bell mouth shape.
2. oscillating float type Wave energy collecting device as claimed in claim 1, it is characterised in that the support is provided with driving
The second hydraulic cylinder that pin is rotated, the cylinder body of second hydraulic cylinder are connected with the cylinder body of first hydraulic cylinder by hydraulic tube.
3. oscillating float type Wave energy collecting device as claimed in claim 1, it is characterised in that the frame is provided with and stretches into
Spacing pillar in cylinder, float are provided with the spacing hole passed through for spacing pillar.
4. oscillating float type Wave energy collecting device as claimed in claim 1, it is characterised in that the hydraulic control valve includes
The valve element that there is in the valve body of the cylinder body of connection outlet pipe and first hydraulic cylinder, valve body control outlet pipe to close or open, valve element
The stage clip for keeping valve element to close outlet pipe is provided with and between valve body, the valve element outer wall is provided with stopper slot, and valve body side is with installation
Chamber, installs intracavity and is placed with support stage clip, and one end of the support stage clip props up the spacing ball coordinated with stopper slot.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201410464440.2A CN104234922B (en) | 2014-09-12 | 2014-09-12 | Oscillation float type wave energy collection device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201410464440.2A CN104234922B (en) | 2014-09-12 | 2014-09-12 | Oscillation float type wave energy collection device |
Publications (2)
Publication Number | Publication Date |
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CN104234922A CN104234922A (en) | 2014-12-24 |
CN104234922B true CN104234922B (en) | 2017-04-12 |
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CN201410464440.2A Expired - Fee Related CN104234922B (en) | 2014-09-12 | 2014-09-12 | Oscillation float type wave energy collection device |
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CN (1) | CN104234922B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105298731B (en) * | 2015-10-26 | 2017-10-31 | 清华大学 | A kind of float-type Wave energy converting device |
CN112431710B (en) * | 2020-11-24 | 2023-05-12 | 国网重庆市电力公司市南供电分公司 | Central float type wave energy power generation device |
CN113818987A (en) * | 2021-10-12 | 2021-12-21 | 深圳市鑫神科技开发有限公司 | Method and device for constructing air chamber-free oscillating water column power generation device |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101644225A (en) * | 2008-08-06 | 2010-02-10 | 北京三维正基科技有限公司 | Floating swing type wave energy conversion device |
CN202531345U (en) * | 2012-05-22 | 2012-11-14 | 厦门锐思达机电科技有限公司 | Novel oscillation float type ocean wave energy generation device |
CN204113527U (en) * | 2014-09-12 | 2015-01-21 | 浙江大学 | A kind of oscillating float type Wave energy collecting device |
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- 2014-09-12 CN CN201410464440.2A patent/CN104234922B/en not_active Expired - Fee Related
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Inventor after: Wan Zhanhong Inventor after: Zheng Honghao Inventor after: Zhang Haizhong Inventor before: Wan Zhanhong Inventor before: Zheng Honghao |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170412 |