CN203796482U - Novel wave energy power generating device - Google Patents
Novel wave energy power generating device Download PDFInfo
- Publication number
- CN203796482U CN203796482U CN201420153169.6U CN201420153169U CN203796482U CN 203796482 U CN203796482 U CN 203796482U CN 201420153169 U CN201420153169 U CN 201420153169U CN 203796482 U CN203796482 U CN 203796482U
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- China
- Prior art keywords
- floating drum
- ratchet
- wave energy
- generating device
- float
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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
- Y02E10/30—Energy from the sea, e.g. using wave energy or salinity gradient
Abstract
The utility model provides a novel wave energy power generating device which comprises a mounting platform, floaters, a converting device and power generators. The converting device and the power generators are mounted on the mounting platform. The floaters float on the sea and are connected with the hydraulic or mechanical converting device. The converting device is connected with the power generators. The floaters rise and fall on the sea along with waves, the rise-fall motions are transmitted to the converting device, the converting device converts the motions into motions (motions for driving the shafts of the power generators to rotate are most common) for driving the power generators to operate so as to generate power. The novel wave energy power generating device is small in size, simple in structure, low in cost, applicable to offshore working platforms and even large ships, high in power generation efficiency and stable in output.
Description
Technical field
The utility model relates to a kind of electricity generating device, more particularly, relates to a kind of new-type wave energy electricity generating device.
Background technique
Along with the development of human society, the energy of land is increasingly exhausted, if this global problem can not get solving, human society will move towards the dead end.21 century is the century of ocean, and the mankind start eye to invest gradually ocean, to sea, ask for the energy, and exploitation ocean has become inexorable trend.And away from exploitation ocean, continent, what we mankind needed most is to have sufficient electric energy and fresh water.Electric energy can change two from various marine energies, and marine energy is mainly to exist with forms such as morning and evening tides, wave, temperature difference, salinity gradient, ocean currents.Wherein ocean wave energy is ubiquitous in ocean, and be subject to time restriction relatively little, the energy flux density of wave energy is maximum simultaneously, the considerable cheap energy can be provided by less device, utilize the appearance of this new technology of ocean wave energy for generating electricity, for deep exploitation ocean, obtain the energy and opened up new way, for mankind's energy has found outlet.
In order to make full use of wave energy, many countries have dropped into a large amount of human and material resources and financial resources have been carried out years of researches to wave energy in the world.At present a lot of countries successively successfully develop some wave-power plants, and come into operation.But the addressing that these power stations need to be fixing, and internal unit be all maximize, powerful equipment, and cost expensive, can not be arranged on the working platform such as offshore drilling platform and use.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of new-type wave energy electricity generating device.This electricity generating device volume is little, simple in structure, with low cost, can be arranged on offshore work platform, the enterprising enforcement use of some large ships even, and generating efficiency is high, stable output.
Above-mentioned technical problem is to solve by following technological means: this new-type wave energy electricity generating device, comprise mountion plate, float, conversion equipment and generator, wherein conversion equipment and generator are all arranged on mountion plate, buoys float is connected across the sea and with conversion equipment, and conversion equipment is connected with generator.Mountion plate can be the independent platform that is fixed on seabed, also can be large ship, such as production vessel, airplane carrier etc.Float, across the sea in company with heaving of the sea, is delivered to phugoid motion on conversion equipment, and conversion equipment is converted to this motion the motion mode (modal is to drive engine shaft rotation) that drives generator work, just can realize generating.
Wherein a kind of preferred form of conversion equipment is hydraulic pressure converting system in the present invention, comprise the oil hydraulic cylinder that its piston is connected with float, one-way valve, fuel tank, pressure gauge, stop valve, accumulator, relief valve, two position two-way valve, two-way quantitative pump and driving gear, oil hydraulic cylinder is connected with fuel tank by oil-feed oil circuit, oil hydraulic cylinder is connected with two-way quantitative pump by fuel-displaced oil circuit simultaneously, oil-feed oil circuit and fuel-displaced oil circuit are in parallel and one-way valve is all installed, on oil line pipe between one-way valve on fuel-displaced oil circuit and two-way quantitative pump, pressure gauge is also installed, accumulator, relief valve and two position two-way valve, the movement output end of two-way quantitative pump is connected with driving gear, driving gear is connected with generator.As the preferred version of hydraulic pressure converting system, oil hydraulic cylinder has two, the corresponding two groups of floats of difference, and the fuel-displaced oil circuit of two oil hydraulic cylinders is in parallel.In this technological scheme, float is done phugoid motion with wave, drive piston back and forth movement in cylinder body of oil hydraulic cylinder, oil in cylinder body is inhaled into and discharges, the oil of discharging arrives two-way quantitative motor through fuel-displaced oil circuit, produce moment of torsion, the rotation of two-way quantitative motor driving driving gear, driving gear drives generator work to generate electricity again.Generator comprises motor gear, coil, the magnetic device for generation of magnetic field, line brush and current transformer, wherein motor gear is meshed with driving gear, motor gear and coil are fixed on same axle, coil extend in the magnetic field of magnetic device generation, line brush electrically contacts with coil, and line brush is connected by wire with current transformer.The rotation of driving gear drive motor gear, motor gear drives generator shaft rotation, thereby drives coaxial coil rotation, cutting magnetic line generation current during coil rotation, line brush imports current transformer by electric current, converts the Ac or the direct current that can charger use to, completes power generation process.
The another kind of preferred form of above-mentioned conversion equipment is mechanical conversion system, comprise and the rigidly connected the two-sided rack of float, driving shaft, transmission shaft, a pair of ratchet, pair of sprocket and driving gear, wherein driving shaft and transmission shaft are arranged in parallel, a sprocket wheel and a ratchet are installed on driving shaft, ratchet is installed on transmission shaft, sprocket wheel and driving gear, wherein, sprocket wheel on transmission shaft matches with the sprocket wheel on driving shaft, ratchet and the ratchet on follower on driving shaft are meshed with the two-sided rack respectively, and the ratchet on driving shaft is contrary with the ratchet installation direction on driven shaft, driving gear is connected with described generator.In this technological scheme, float is done phugoid motion with wave, drive the two-sided rack to do back and forth movement, the two-sided rack drives ratchet rotation again, because the ratchet on driving shaft and transmission shaft is that opposite direction is installed, when so the two-sided rack moves upward and moves downward, can only drive respectively a ratchet to rotate, by the transmission of sprocket wheel, whichever ratchet rotates, transmission shaft all rotates toward same direction all the time, driving gear drives generator work to generate electricity again, driving gear is also to a direction, to rotate all the time, so just can realize uninterruptable power generation.
Routine as wave energy is subject to ripple body, float generally comprises floating drum, directional post and connecting rod, the centre of floating drum inner hollow and floating drum is provided with through hole, directional post interts in the through hole in the middle of floating drum, and form Spielpassung with floating drum, in order to obtain good running effect, the part contacting with directional post at floating drum inner via hole place is provided with roller, the symmetrical installation of roller line centered by the axis of directional post, float is rigidly connected by piston or the tooth bar of connecting rod and described oil hydraulic cylinder.The installation of roller can reduce the frictional force between floating drum and directional post, reduces, because wave motion defence line is uncertain, locked possibility occurs, and has improved the functional reliability of whole electricity generating device.Under normal conditions, floating drum is the long-pending identical cylindric floating drum of upper and lower surface, and the section outer contour shape of floating drum is rectangle.
If but adopt another technological scheme, adopt top surface area to be greater than the inverted round stage shape floating drum of following table area, the section outer contour shape of floating drum is the short inverted trapezoidal in upper length of side base, because the external surface area of the floating drum of this shape is larger, can bear larger buoyancy, so more stable work, the kinetic energy of generation is larger.
Usefulness of the present utility model is: structure is compacter, simple, and construction cost is low with respect to other wave energy generating sets, has good Economy; The technology of using is comparative maturities all also, have improved the reliability of this device safe normal operation under severe sea condition; Owing to having added accumulator in hydraulic control system, make the more reasonable science of utilization of energy, saved resource; Constant by hydraulic fluid pressure in relief valve control system, makes the rotation of motor more steady, does not produce fluctuation in order to avoid meshed gears is produced to pulsatile impact, even damages; Two position two-way valve makes this device stopping, opening switching freely between generating, and operability is better, and one-way valve has also prevented the backflow of fluid.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of hydraulic conversion device;
Fig. 3 is the structural representation of mechanical switching device;
Fig. 4 is the sectional drawing of cylindrical floating drum;
Fig. 5 is the sectional drawing of reverse frustoconic floating drum.
Embodiment
Below in conjunction with specific embodiments and the drawings, the present invention is described further.
New-type wave energy electricity generating device in specific embodiment one as depicted in figs. 1 and 2, comprise mountion plate 1, float 2, conversion equipment 3 and generator 4, wherein conversion equipment 3 and generator 4 are all arranged on mountion plate 1, float 2 is across the sea floating and 3 be connected mutually with conversion equipment, and conversion equipment 3 is connected with generator 4.In this specific embodiment, mountion plate is the independent platform that is fixed on seabed.Conversion equipment 3 is hydraulic pressure converting systems, its concrete structure is, two oil hydraulic cylinders 31 that its piston is connected with float, one-way valve 32, fuel tank 33, pressure gauge 34, stop valve 35, accumulator 36, relief valve 37, two position two-way valve 38, two-way quantitative pump 39 and driving gear 5, oil hydraulic cylinder 31 is connected with fuel tank 33 by oil-feed oil circuit, oil hydraulic cylinder 31 is connected with two-way quantitative pump 39 by fuel-displaced oil circuit simultaneously, oil-feed oil circuit and fuel-displaced oil circuit are in parallel and one-way valve 32 is all installed, two corresponding two groups of floats 2 of oil hydraulic cylinder 31 difference, the fuel-displaced oil circuit of two oil hydraulic cylinders 31 is in parallel.On oil line pipe between one-way valve on fuel-displaced oil circuit and two-way quantitative pump 39, pressure gauge 34, accumulator 36, relief valve 37 and two position two-way valve 38 are also installed, the movement output end that stop valve 35 two-way quantitative pumps 39 are installed on an oil circuit of the fuel-displaced oil circuit of accumulator 36 access is connected with driving gear 5, and driving gear 5 is connected with generator 4.
Float 2 is done phugoid motion with wave, drives piston back and forth movement in cylinder body of oil hydraulic cylinder 31, and the oil in cylinder body is sucked by oil-feed oil circuit from fuel tank 33, then by fuel-displaced oil circuit, discharges again, and the oil of discharge arrives two-way quantitative motor 39 through fuel-displaced oil circuit.The effect of one-way valve 32 is to prevent that fluid from refluxing, the pressure in pressure gauge 34 display pipes, and accumulator 36 absorbs, releases energy, and relief valve 37 is the ducted pressure maintenance of the setup control steady state values by pressure.Two position two-way valve 38 is when left position, and ducted hydraulic oil flows directly into oil cylinder, thereby this kind of state is for stopping generating; When right position, be normal working, thereby drive two-way quantitative pump driven gear to produce rotation.39 band nutating gear 5 rotations of two-way quantitative motor, driving gear 5 drives generator 4 work to generate electricity again.
Generator 4 comprises motor gear 41, coil 42, the magnetic device for generation of magnetic field, line brush 43 and current transformer 45, wherein motor gear 41 is meshed with driving gear 5, motor gear 41 is fixed on same axle with coil 42, coil 42 extend in the magnetic field of magnetic device generation, line brush 43 electrically contacts with coil 42, and line brush 43 is connected by wire with current transformer 45.Driving gear 5 drive motor gear 41 rotations, motor gear 41 drives generator shaft rotation, thereby drive 42 rotations of coaxial coil, cutting magnetic line generation current during coil 42 rotation, line brush 43 imports current transformer 45 by electric current, convert the Ac or the direct current that can charger use to, complete power generation process.
The structure of float 2 as shown in Figure 3, comprise floating drum 21, directional post 22 and connecting rod 23, floating drum 21 is the long-pending identical cylindric floating drum of upper and lower surface, its section outer contour shape is rectangle, the centre of floating drum 21 inner hollow and floating drum 21 is provided with through hole, in the through hole that directional post 22 interts in the middle of floating drum 21, and form Spielpassung with floating drum 21, in order to obtain good running effect, the part contacting with directional post 22 at floating drum 21 inner via hole places is provided with roller 24, the symmetrical installation of roller 24 line centered by the axis of directional post 22, float 2 is rigidly connected by connecting rod 23 and the piston of oil hydraulic cylinder 31.The installation of roller can reduce the frictional force between floating drum and directional post, reduces, because wave motion defence line is uncertain, locked possibility occurs, and has improved the functional reliability of whole electricity generating device.
Specific embodiment two is that with the difference of specific embodiment one its conversion equipment 3 is mechanical conversion system, the structure of this machinery conversion system as shown in Figure 4, comprise and the rigidly connected the two-sided rack 61 of float, driving shaft 62, transmission shaft 63, a pair of ratchet 64, pair of sprocket 65 and driving gear 5, wherein driving shaft 62 and transmission shaft 63 are arranged in parallel, a sprocket wheel 65 and a ratchet 64 are installed on driving shaft 62, ratchet 64 is installed on transmission shaft 63, sprocket wheel 65 and driving gear 5, wherein, sprocket wheel 65 on transmission shaft 63 matches with the sprocket wheel 65 on driving shaft 62, ratchet 64 and the ratchet 64 on driven shaft 63 on driving shaft 62 are meshed with the two-sided rack 61 respectively, and ratchet 64 installation directions on the ratchet on driving shaft 62 64 and follower 63 are contrary, driving gear 5 is connected with the motor gear 41 on generator 4.In this technological scheme; float 2 is done phugoid motion with wave; drive the two-sided rack 61 to do back and forth movement; the two-sided rack 61 drives ratchet 64 rotations again; ratchet on driving shaft 62 and transmission shaft 63 is that opposite direction is installed; when the two-sided rack 61 gets out paper motion; ratchet skid in ratchet on transmission shaft 63; and ratchet work on driving shaft 62; and drive driving shaft 62 to do (setting) direction rotation clockwise, by chain wheel set, drive driven shaft 63 also to rotate clockwise; When the two-sided rack 61 pierces paper direction when motion, the ratchet skid in the ratchet on driving shaft 62, and ratchet work on transmission shaft 63, and drive transmission shaft also to rotate clockwise.Like this, no matter direction when the two-sided rack 61 is reciprocating how, can, by two reverse ratchets and pair of sprocket group, be converted into rotatablely moving of identical sense of rotation by the to-and-fro motion of the two-sided rack 61 dexterously on transmission shaft 63.By driving gear 5 and motor gear 41, rotating speed is increased to the needed rotating speed of generator, and drives generator to send electric power again, realize uninterruptable power generation.
Specific embodiment two has been to adopt top surface area to be greater than the inverted round stage shape floating drum of following table area with another difference of specific embodiment one, as shown in Figure 5, the section outer contour shape of floating drum 21 is the short inverted trapezoidal in upper length of side base, because the external surface area of the floating drum of this shape is larger, can bear larger buoyancy, so more stable work, the kinetic energy of generation is larger.
Above embodiment is for understanding the utility model; not to restriction of the present utility model; the those of ordinary skill in relevant field; on the basis of technological scheme described in claim; can also make multiple variation or modification; for example specific embodiment one and two floating drum can exchange use; be that specific embodiment one also can adopt the floating drum of reverse frustoconic; specific embodiment two also can adopt cylindrical floating drum, and these variations or modification should be understood to still belong to protection domain of the present utility model.
Claims (7)
1. a new-type wave energy electricity generating device, comprises mountion plate, float, conversion equipment and generator, wherein conversion equipment and generator are all arranged on mountion plate, buoys float is connected across the sea and with conversion equipment, conversion equipment is connected with generator, it is characterized in that: described conversion equipment is hydraulic pressure converting system, comprise the oil hydraulic cylinder that its piston is connected with float, one-way valve, fuel tank, pressure gauge, stop valve, accumulator, relief valve, two position two-way valve, two-way quantitative pump and driving gear, described oil hydraulic cylinder is connected with fuel tank by oil-feed oil circuit, oil hydraulic cylinder is connected with two-way quantitative pump by fuel-displaced oil circuit simultaneously, oil-feed oil circuit and fuel-displaced oil circuit are in parallel and one-way valve is all installed, on oil line pipe between one-way valve on fuel-displaced oil circuit and two-way quantitative pump, pressure gauge is also installed, accumulator, relief valve and two position two-way valve, be provided with stop valve on the branch road being connected at accumulator with fuel-displaced oil circuit, and the movement output end of described two-way quantitative pump is connected with described driving gear, and driving gear is connected with generator.
2. new-type wave energy electricity generating device according to claim 1, is characterized in that: described oil hydraulic cylinder has two, the corresponding two groups of floats of difference, and the fuel-displaced oil circuit of two oil hydraulic cylinders is in parallel.
3. new-type wave energy electricity generating device according to claim 1, it is characterized in that: described conversion equipment is mechanical conversion system, comprise and the rigidly connected the two-sided rack of float, driving shaft, transmission shaft, a pair of ratchet, pair of sprocket and driving gear, wherein driving shaft and transmission shaft are arranged in parallel, a sprocket wheel and a ratchet are installed on driving shaft, a ratchet is installed on transmission shaft, sprocket wheel and driving gear, wherein, sprocket wheel on transmission shaft matches with the sprocket wheel on driving shaft, ratchet and the ratchet on follower on driving shaft are meshed with the two-sided rack respectively, and the ratchet on driving shaft is contrary with the ratchet installation direction on follower, driving gear is connected with described generator.
4. according to the new-type wave energy electricity generating device described in claims 1 to 3 any one, it is characterized in that: described float comprises floating drum, directional post and connecting rod, the centre of floating drum inner hollow and floating drum is provided with through hole, directional post interts in the through hole in the middle of floating drum, and form Spielpassung with floating drum, the part that floating drum inner via hole place contacts with directional post is provided with roller, the symmetrical installation of roller line centered by the axis of directional post, float is rigidly connected by piston or the tooth bar of connecting rod and described oil hydraulic cylinder.
5. new-type wave energy electricity generating device according to claim 4, is characterized in that: described floating drum is the long-pending identical cylindric floating drum of upper and lower surface, and the section outer contour shape of floating drum is rectangle.
6. new-type wave energy electricity generating device according to claim 4, is characterized in that: described floating drum is the inverted round stage shape floating drum that top surface area is greater than following table area, and the section outer contour shape of floating drum is the short inverted trapezoidal in upper length of side base.
7. according to the new-type wave energy electricity generating device described in claims 1 to 3 any one, it is characterized in that: described generator comprises motor gear, coil, the magnetic device for generation of magnetic field, line brush and current transformer, wherein motor gear is meshed with described driving gear, motor gear and coil are fixed on same axle, coil extend in the magnetic field of magnetic device generation, line brush electrically contacts with coil, and line brush is connected by wire with current transformer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420153169.6U CN203796482U (en) | 2014-04-01 | 2014-04-01 | Novel wave energy power generating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420153169.6U CN203796482U (en) | 2014-04-01 | 2014-04-01 | Novel wave energy power generating device |
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| CN203796482U true CN203796482U (en) | 2014-08-27 |
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| CN201420153169.6U Expired - Fee Related CN203796482U (en) | 2014-04-01 | 2014-04-01 | Novel wave energy power generating device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103912439A (en) * | 2014-04-01 | 2014-07-09 | 浙江海洋学院 | Floater-based and hydraulic wave power generation assembly |
| CN104872011A (en) * | 2015-04-30 | 2015-09-02 | 浙江海洋学院 | Wave power generation and aquaculture integrated large anti-wave net cage |
| CN111319726A (en) * | 2020-03-06 | 2020-06-23 | 邵聿明 | Small-size semi-submerged platform of multiple power generation mode |
-
2014
- 2014-04-01 CN CN201420153169.6U patent/CN203796482U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103912439A (en) * | 2014-04-01 | 2014-07-09 | 浙江海洋学院 | Floater-based and hydraulic wave power generation assembly |
| CN103912439B (en) * | 2014-04-01 | 2016-06-22 | 浙江海洋学院 | A kind of wave energy generating set based on float Yu hydraulic pressure |
| CN104872011A (en) * | 2015-04-30 | 2015-09-02 | 浙江海洋学院 | Wave power generation and aquaculture integrated large anti-wave net cage |
| CN111319726A (en) * | 2020-03-06 | 2020-06-23 | 邵聿明 | Small-size semi-submerged platform of multiple power generation mode |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140827 Termination date: 20160401 |
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| CF01 | Termination of patent right due to non-payment of annual fee |