CN203130352U - Mechanical combined type oscillation floater wave energy generation device - Google Patents
Mechanical combined type oscillation floater wave energy generation device Download PDFInfo
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- CN203130352U CN203130352U CN2013200536359U CN201320053635U CN203130352U CN 203130352 U CN203130352 U CN 203130352U CN 2013200536359 U CN2013200536359 U CN 2013200536359U CN 201320053635 U CN201320053635 U CN 201320053635U CN 203130352 U CN203130352 U CN 203130352U
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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
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Abstract
The utility model relates to a mechanical combined type oscillation floater wave energy generation device which comprises a generation system and a fixing system. The fixing system comprises a floating box and a fixing frame. The fixing frame is in a cube structure and is fixedly connected at the top of the floating box. Four corners of one side face of the fixing frame are respectively provided with an upright column. The generation system is composed of four groups of generation mechanisms which are the same and are respectively arranged on the upright columns of the fixing frame. Each generation mechanism comprises a floater, an energy conversion device and an energy output device. The floaters are sleeved on the upright columns through holes which penetrate from top to bottom and are formed in the floaters. Each energy conversion device comprises two racks and two one-way gears. Each energy output device comprises two generators fixed at tops of floaters. Each one-way gear is sleeved at the top end of an input shaft of the generator on the same side and is connected with the input shaft of the generator through keys. Each rack is respectively meshed with the one-way gear on the same side. The mechanical combined type oscillation floater wave energy generation device is contacted with waves directly, is high in energy conversion efficiency, low in device construction cost, stable in output electricity energy, and wide in utilization.
Description
Technical field
The utility model belongs to the wave energy generating set technical field, particularly the combined oscillating floater Wave energy electric generator of a kind of mechanical type.
Background technique
Wave energy electric generator comprises two conversion process of energy usually when carrying out the wave energy generating: at first be that wave energy is converted to the mechanical energy form that can supply generator to utilize, i.e. energy transfer process; Next is by generator mechanical energy to be converted to electric energy to export, i.e. the secondary transfer process of energy.The key problem of Wave energy converter is a transfer process of energy.The form of the mechanical energy that wave energy produced in the transfer process in the first time has and utilizes wave to move up and down to be directly changed into mechanical motion; Have and utilize wave to move up and down to produce air-flow or current to go to drive turbine generation; The swing that utilizes the wave device is also arranged or rotate and produce air-flow or current remove to drive turbine generation; Or the big wave of low pressure become the small volume high pressure water, introduce head-tank then and produce head and drive turbine generation.
Wave energy electric generator commonly used at present mainly contains following two kinds:
Oscillaton water column type Wave energy electric generator safety reliability height but the wave energy conversion ratio is lower, existing oscillaton water column type Wave energy electric generator mostly is miniature power equipment power supplies such as navigation mark light, and output power is less; Offshore oscillaton water column type Wave energy electric generator is had relatively high expectations to coastal landform.
More unrestrained formula Wave energy electric generator simple in structure, the wave energy conversion ratio is higher,, and very easily destroys disablement, maintenance and protect cost higher under wave action but because higher to material requirements.
Big with American-European countries coastal marine site wave height, energy flux density is high compares, China's coastal marine site wave energy cycle is short, wave height is little, availability is lower, is not suitable for above dual mode.
The model utility content
For solving the problems of the technologies described above, it is higher to the utility model proposes a kind of energy conversion efficiency, can work under different depth conditions, and the construction cost of device is low relatively, the output electric energy is relatively stable, the combined oscillating floater Wave energy electric generator of widely used mechanical type.
The technical solution of the utility model is: the combined oscillating floater Wave energy electric generator of a kind of mechanical type, it comprises power generation system and fixed system.Wherein, fixed system comprises buoyancy tank and fixing frame, and fixing frame is cube structure, and it is fixedly connected on the buoyancy tank top, and the fixing frame side arranges column respectively for four jiaos, and column is the quadrangular structure.Described power generation system is made up of four groups of power facilities identical, that be arranged on the fixing frame column respectively, and every group of power facility comprises float, energy conversion device and energy output device.Described float central authorities are provided with the hole of up/down perforation, and float is loaded on the column by borehole jack, moves up and down along column.Described energy conversion device comprises the ratchet that is arranged at the tooth bar on the relative bi-side of column respectively and is arranged at the column both sides respectively.Described energy output device comprises two generators that are fixed in the float top and lay respectively at the column both sides.Two ratchets are set with the input shaft top in the homonymy generator, are connected with the generator input shaft by key.Two toothed rack respectively with the engagement of the ratchet of homonymy.
The float top is provided with the power generation system support, and support is fixed on the float, and generator is positioned at internal stent.
Float top and bottom be respectively equipped with four identical in order to limit the guiding device of float horizontal motion.The guiding device at float top is fixed in power generation system and props up top of the trellis, and the guiding device of float bottom is directly fixed on the float.Guiding device comprises upper saw pulley and supporting frame.The wheel shaft of upper saw pulley is fixed on the supporting frame, the column contacts side surfaces of upper saw pulley and described fixing frame.Guiding device can be eliminated the influence that wave topples and vibrates the float level, is conducive to collection and the conversion of wave energy.
Described buoyancy tank is hollow-core construction, an amount of seawater can be poured into or sand carries out counterweight according to sea situation in its inside, reach and make the whole generating device sink down into the following certain depth of the water surface, float carries out the purpose of oscillatory movement up and down at correct position, can guarantee the stability of electricity generating device integral body when running simultaneously.Fixed system is simple in structure, and counterweight flexibly, has improved stability and the reliability of whole generating device, is convenient to processing and implements better economy.
Described float is the hollow cylinder that the bottom is inverted cone.This structure is conducive to collect more wave energy, and its boring can be loaded counterweight according to sea situation.The float top layer is coated with corrosion resistant coating, to prevent by seawater corrosion.
The beneficial effects of the utility model are:
1, belong to the floating type Wave energy electric generator, wave energy utilization ratio height is applicable to different sea situations, not influenced by tidal range, is subjected to the restriction of depth condition little simultaneously, particularly also can proper functioning in the deep that surpasses 40m.
2, directly contact with wave, the transformation of energy number of times is few, has improved energy conversion rate.
3, single float is made up, further improved the reliability of wave energy utilization ratio and device.
4, simple in structure, movable part is less, the global stability height, and reliability is good, can take into account reliability of structure and wave energy conversion ratio.
5, occupation area is little, and is little to the influence of wave field, minimum to the influence of ocean water dynamic environment.
6, construction cost is lower, and the output electric energy is stable, can be used for protection to device require not too high, the zone that wave energy density is low.
Description of drawings
Fig. 1 is overall structure schematic representation of the present utility model;
Fig. 2 is the structural representation of power generation system in the utility model;
Fig. 3 is one of partial structurtes schematic representation of power generation system in the utility model;
Fig. 4 is the enlarged view at A position among the utility model Fig. 3;
Fig. 5 be power generation system in the utility model the partial structurtes schematic representation two;
Fig. 6 is the enlarged view at B position among the utility model Fig. 5;
Fig. 7 is the distribution schematic diagram of float top guide device in the utility model;
Fig. 8 is the distribution schematic diagram of float bottom guiding device in the utility model;
Fig. 9 is the structural representation of float in the utility model;
Figure 10 is the structural representation of guiding device in the utility model;
Figure 11 is the schematic representation that ratchet is connected with the generator input shaft in the utility model.
Among the figure: I, fixed system, II, power generation system, 101, fixing frame, 102, column, 103, buoyancy tank, 201, float, 202, tooth bar, 203, the power generation system support, 204, guiding device, 205, generator, 206, ratchet, 207, wheel shaft, 208, upper saw pulley, 209, supporting frame, 210, the hole, 211, generator input shaft, 212, unilateral bearing.
Embodiment
Specify the utility model below in conjunction with drawings and Examples.
Embodiment 1
As Fig. 1-shown in Figure 11, the utility model comprises power generation system II and fixed system I.Wherein, the fixed system I comprises buoyancy tank 103 and fixing frame 101, and fixing frame 101 is cube structure, and it is fixedly connected on buoyancy tank 103 tops, and fixing frame 101 sides arrange column 102 respectively for four jiaos, and column 102 is the quadrangular structure.The power generation system II is made up of four groups of power facilities identical, that be arranged on fixing frame 101 columns 102 respectively, and every group of power facility comprises float 201, energy conversion device and energy output device.Float 201 central authorities are provided with the hole 210 of up/down perforation, and float 201 is set on the column 102 by hole 210, moves up and down along column 102.Energy conversion device comprises the ratchet 206 that is arranged at the tooth bar 202 on the relative bi-side of column 102 respectively and is arranged at column 102 both sides respectively.Energy output device comprises two generators 205 that are fixed in float 201 tops and lay respectively at column 102 both sides.Two ratchets 206 are set with in homonymy generator input shaft 211 tops, are connected with generator input shaft 211 by key.Two toothed rack 202 respectively with ratchet 206 engagement of homonymy.
The sense of rotation of supposing ratchet 206 is set to: as shown in Figure 4, when ratchet 206 clockwise directions rotate, unilateral bearing 212 can freely rotate, ratchet 206 idle running, when counterclockwise rotating, unilateral bearing 212 is locked, and ratchet 206 drives generator input shaft 211 and rotates.It is identical that two ratchets 206 turn to, but be distributed in the both sides of column 102 respectively.When float 201 moves up or down, always there is a ratchet 206 to drive generator input shaft 211 and rotates.
Its working procedure is as follows: the wave of different direction, frequency is patted float 201, and float 201 absorbs wave energies, and when float 201 was subjected to power that wave makes progress, float 201 rose, and wave energy is converted to the mechanical energy of float 201.Float 201 drives ratchet 206 and moves upward along the tooth bar 202 that arranges on the column 102.As shown in Figure 4, the ratchet 206 on right side drives generator input shaft 211 and rotates, thus generating; Ratchet 206 idle running in left side.Float 201 moves to the gravity of back dependence topmost and moves downward, and the ratchet 206 in left side drives generator input shafts 211 and rotates, thus generating; Ratchet 206 idle running on right side.This process converts the mechanical energy of float 201 to the electric energy of generator 205.Whole process has realized the conversion of wave energy to electric energy.
The key technical indexes: the 201 formula Wave energy electric generator electric motor powers of combination oscillating floater are 10kW, and reach generating capacity 5kW level, and the wave energy conversion ratio is higher than 15%, moves 10 hours continuously, and gross generation reaches 200kWh.
Embodiment 2
Outside distinguishing down, other are with embodiment 1.
Embodiment 3
Outside distinguishing down, other are with embodiment 1.
As shown in Figure 9, float 201 is the hollow cylinder of inverted cone for the bottom.These float 201 structures are conducive to collect more wave energy, and its boring can be loaded counterweight according to sea situation.Float 201 top layers are coated with corrosion resistant coating, to prevent by seawater corrosion.
Claims (4)
1. the combined oscillating floater Wave energy electric generator of mechanical type comprises power generation system and fixed system, it is characterized in that,
Described fixed system comprises buoyancy tank and fixing frame, and fixing frame is cube structure, and it is fixedly connected on the buoyancy tank top, and the fixing frame side arranges column respectively for four jiaos, and column is the quadrangular structure;
Described power generation system is made up of four groups of power facilities identical, that be arranged on the fixing frame column respectively, and every group of power facility comprises float, energy conversion device and energy output device; Described float central authorities are provided with the hole of up/down perforation, and float is loaded on the column by borehole jack, moves up and down along column; Described energy conversion device comprises the ratchet that is arranged at the tooth bar on the relative bi-side of column respectively and is arranged at the column both sides respectively; Described energy output device comprises two generators that are fixed in the float top and lay respectively at the column both sides; Two ratchets are set with the input shaft top in the homonymy generator, are connected with the generator input shaft by key; Two toothed rack respectively with the engagement of the ratchet of homonymy; Described float top is provided with the power generation system support, and the power generation system support is fixed on the float, and described generator is positioned at the power generation system internal stent.
2. Wave energy electric generator according to claim 1 is characterized in that, described float top and bottom be respectively equipped with four identical in order to limit the guiding device of float horizontal motion; The guiding device at float top is fixed in power generation system and props up top of the trellis, and the guiding device of float bottom is directly fixed on the float; Described guiding device comprises upper saw pulley and supporting frame, and the wheel shaft of upper saw pulley is fixed on the supporting frame, the column contacts side surfaces of upper saw pulley and described fixing frame.
3. Wave energy electric generator according to claim 1 is characterized in that, described buoyancy tank is hollow-core construction.
4. Wave energy electric generator according to claim 1 and 2 is characterized in that, described float is the hollow cylinder that the bottom is inverted cone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200536359U CN203130352U (en) | 2013-01-31 | 2013-01-31 | Mechanical combined type oscillation floater wave energy generation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200536359U CN203130352U (en) | 2013-01-31 | 2013-01-31 | Mechanical combined type oscillation floater wave energy generation device |
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| Publication Number | Publication Date |
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| CN203130352U true CN203130352U (en) | 2013-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013200536359U Expired - Fee Related CN203130352U (en) | 2013-01-31 | 2013-01-31 | Mechanical combined type oscillation floater wave energy generation device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103114958A (en) * | 2013-01-31 | 2013-05-22 | 中国海洋大学 | Mechanical combination type oscillating floater wave energy power generation device |
| CN104033324A (en) * | 2014-06-26 | 2014-09-10 | 大连理工大学 | Heaving pontoon type deep-sea wave power generation device |
| CN107524749A (en) * | 2017-08-01 | 2017-12-29 | 湖南大学 | A kind of wave energy absorption shock absorber and its floating platform |
-
2013
- 2013-01-31 CN CN2013200536359U patent/CN203130352U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103114958A (en) * | 2013-01-31 | 2013-05-22 | 中国海洋大学 | Mechanical combination type oscillating floater wave energy power generation device |
| CN104033324A (en) * | 2014-06-26 | 2014-09-10 | 大连理工大学 | Heaving pontoon type deep-sea wave power generation device |
| CN107524749A (en) * | 2017-08-01 | 2017-12-29 | 湖南大学 | A kind of wave energy absorption shock absorber and its floating platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20130814 Termination date: 20160131 |
|
| EXPY | Termination of patent right or utility model |