CN108825427B - Mechanical rectification type sea wave energy-absorbing power generation device - Google Patents
Mechanical rectification type sea wave energy-absorbing power generation device Download PDFInfo
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- CN108825427B CN108825427B CN201810515734.1A CN201810515734A CN108825427B CN 108825427 B CN108825427 B CN 108825427B CN 201810515734 A CN201810515734 A CN 201810515734A CN 108825427 B CN108825427 B CN 108825427B
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- 238000010248 power generation Methods 0.000 title claims abstract description 55
- 230000007246 mechanism Effects 0.000 claims abstract description 80
- 238000006243 chemical reaction Methods 0.000 claims abstract description 26
- 238000004873 anchoring Methods 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 10
- 238000010521 absorption reaction Methods 0.000 claims description 7
- 238000004146 energy storage Methods 0.000 claims description 7
- 230000009471 action Effects 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 5
- 239000013535 sea water Substances 0.000 claims description 5
- 239000003292 glue Substances 0.000 claims description 4
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000006260 foam Substances 0.000 claims description 3
- 239000012205 single-component adhesive Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 230000001788 irregular Effects 0.000 abstract 1
- 230000033001 locomotion Effects 0.000 description 12
- 230000008901 benefit Effects 0.000 description 6
- 238000011161 development Methods 0.000 description 3
- 229920000915 polyvinyl chloride Polymers 0.000 description 3
- 239000004800 polyvinyl chloride Substances 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 241000722921 Tulipa gesneriana Species 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
- F03B13/12—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy
- F03B13/14—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy
- F03B13/16—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem"
- F03B13/18—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem" where the other member, i.e. rem is fixed, at least at one point, with respect to the sea bed or shore
- F03B13/1845—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem" where the other member, i.e. rem is fixed, at least at one point, with respect to the sea bed or shore and the wom slides relative to the rem
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B11/00—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator
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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
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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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The invention relates to a mechanical rectification type sea wave energy-absorbing power generation device which comprises an energy capturing mechanism and an energy conversion mechanism, wherein the energy capturing mechanism is used for capturing sea wave energy and converting the sea wave energy into self kinetic energy, the energy conversion mechanism is used for absorbing the kinetic energy of the energy capturing mechanism and converting the kinetic energy into electric energy, the energy conversion mechanism comprises a mechanical rectification unit and a power generation unit, the mechanical rectification unit can convert the kinetic energy into mechanical energy which is continuously and unidirectionally rotated by an input rotating shaft, and the power generation unit converts the mechanical energy into the electric energy. The invention is based on the electromagnetic vibration energy collecting device and can absorb and convert irregular up-and-down reciprocating vibration energy of sea waves into unidirectional rotation of the rotating shaft of the generator by mechanically rectifying the energy conduction process, has high energy conversion efficiency and reliability, can provide stable and efficient power supply for offshore infrastructures such as small lighthouses or ocean-going ships and the like, and improves the working duration or the cruising ability of the generators.
Description
Technical Field
The invention belongs to the field of sea wave power generation, and particularly relates to a mechanical rectification type sea wave energy-absorbing power generation device.
Background
This section provides background information related to the present disclosure only and is not necessarily prior art.
The 21 st century is a marine century, the vigorous development and utilization of marine resources becomes important force for promoting the development of economic society, the problem of continuous power utilization of offshore facilities, particularly offshore infrastructures, becomes an important factor for restricting the development and utilization activities of oceans, solar power generation is common in the prior art, and has the advantages of cleanness, environmental protection and the like, but is seriously limited by meteorological conditions, particularly is greatly influenced by temperature difference between day and night and illumination, and does not have 24-hour power generation capacity.
According to survey of the world energy committee, the globally available wave energy reaches 20 hundred million kilowatts, which is equivalent to 2 times of the current world power generation energy, China has wide ocean resources, the theoretical storage capacity of the wave energy is about 7000 ten thousand kilowatts, the energy flow density of coastal wave energy is about 2-7kW/m, and a small part of the wave energy can be collected and utilized to effectively meet the energy gap of tension. At present, power generation devices used for low-power offshore equipment such as lighthouses, fishing boats and the like are mainly power acquisition systems such as pneumatic turbines, hydroelectric motors, direct-current electromagnetic generators and the like, the traditional sea wave power generation devices are usually heavy in size, complex in structure, difficult to carry and poor in maneuverability, and have the defects of inconvenience in operation, low flexibility in practical application, low energy conversion efficiency, poor applicability and the like.
Disclosure of Invention
The invention provides a mechanical rectification type sea wave energy-absorbing power generation device, which at least solves one of the problems in the prior art and is realized by the following technical scheme:
a mechanical rectification type sea wave energy-absorbing power generation device comprises an energy capturing mechanism and an energy conversion mechanism, wherein the energy capturing mechanism is used for capturing sea wave energy and converting the sea wave energy into kinetic energy of the sea wave energy, the energy conversion mechanism is used for absorbing the kinetic energy of the energy capturing mechanism and converting the kinetic energy into electric energy, the energy conversion mechanism comprises a mechanical rectification unit and a power generation unit, the mechanical rectification unit comprises an output rotating shaft, the power generation unit comprises an input rotating shaft which can be in transmission connection with the output rotating shaft, the mechanical rectification unit is used for converting the kinetic energy of the energy capturing mechanism into mechanical energy of the input rotating shaft, and the power generation unit is used for converting the mechanical energy into the electric energy.
Furthermore, the mechanical rectification unit comprises a first guide rail and a second guide rail which are oppositely arranged along the vertical direction, a first rack which can move up and down in the first guide rail, a second rack which can move up and down in the second guide rail and is arranged in parallel with the first rack, a first gear which can rotate under the action of the first rack, a second gear which can rotate under the action of the second rack, a first one-way bearing installed in the first gear, a second one-way bearing installed in the second gear, a first disk and a second disk which are used for connecting the first rack and the second rack together, a first belt seat bearing and a second belt seat bearing which are respectively positioned on the outer side of the first gear and the outer side of the second gear, a quincuncial coupling installed between the first belt seat bearing and the power generation unit and the output rotating shaft, the output rotating shaft sequentially penetrates through the second bearing with a seat, the second one-way bearing, the first one-way bearing and the first bearing with a seat, the input rotating shaft of the power generation unit is connected in the plum blossom coupling, the mechanical rectification unit further comprises a bottom plate, the power generation unit is provided with the first guide rail, the second guide rail is provided with the first bearing with a seat, and the second bearing with a seat is installed on the bottom plate.
Furthermore, the mechanical rectification type sea wave energy-absorbing power generation device further comprises an anchoring mechanism, the anchoring mechanism is located below the energy capturing mechanism and fixedly connected with the energy capturing mechanism, the anchoring mechanism comprises a guide cylinder, a fixed shaft and a waterproof piston mechanism, the upper end of the guide cylinder is in interference fit with a central hole of a plate body of the energy capturing mechanism to achieve fixed connection, the lower end of the guide cylinder is fixedly connected with the waterproof piston mechanism, the fixed shaft is located in the guide cylinder, the upper end of the fixed shaft is fixedly connected with the second disc, and the lower end of the fixed shaft is fixedly connected with the waterproof piston mechanism.
Further, the waterproof piston mechanism comprises a piston shell, two UN-shaped sealing rings and a linear bearing, wherein the two UN-shaped sealing rings and the linear bearing are located in the piston shell, the two UN-shaped sealing rings are located above the linear bearing and fixed on the fixed shaft through grooves, and the linear bearing is installed on the fixed shaft.
Furthermore, a waterproof cover is arranged outside the energy conversion mechanism and used for preventing seawater from invading the energy absorption mechanism, the waterproof cover comprises a shell and a protective cover, the shell is hermetically connected with the protective cover, and the lower part of the shell is fixedly connected with the bottom plate and the energy capture mechanism respectively.
Further, the energy capture mechanism is a buoy which is a cylindrical foam plate and is made of an EPS plate with the density of 15 g/L.
Further, the power generation unit is a speed-up generator.
Furthermore, the mechanical rectification type sea wave energy-absorbing power generation device further comprises an energy storage unit, the energy storage unit is used for storing electric energy generated by the power generation unit, and the energy storage unit is arranged on the other side, opposite to the power generation unit, of the bottom plate.
Furthermore, the waterproof cover is of an assembling structure and is assembled and connected through single-component adhesive PE glue.
Further, the waterproof cover is fixedly connected with the bottom plate through 4 bolts, and the cover body of the waterproof cover is made of aluminum alloy 7075.
Compared with the prior art, the technical scheme of the invention has the advantages that:
1. in the field of sea wave power generation, the invention adopts a double-gear rack motion conversion mechanism with a built-in one-way bearing for the first time, can realize the rectification of environmental vibration at a mechanical transmission end, converts the vibration input of bidirectional reciprocation into the continuous one-way rotation output of an output rotating shaft, can realize continuous direct current electric energy output after being connected with a power generation mechanism, and obviously improves the energy utilization rate;
2. the invention can provide electric power for various low-power offshore equipment, is not influenced by temperature difference between day and night and illumination and has the potential of generating power for 24 hours;
3. the invention has the advantages of small total part number, convenient disassembly and assembly, convenient carrying and transportation, strong maneuverability, small occupied space, convenient operation and wide applicability;
4. according to the invention, the up-and-down movement of waves can be converted into the rotary movement of the motor by using the mechanical rectification unit, so that the energy conversion efficiency is fully improved while the reliability and the sealing property are ensured;
5. the power generation device provided by the invention has the advantages of high rigidity, stable structure, strong bearing capacity and small movement inertia.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
FIG. 1 is a front view of a mechanically commutated ocean wave energy-absorbing power plant of the present invention;
FIG. 2 is an isometric view of an energy conversion device of the present invention;
fig. 3 is a schematic structural view of the waterproof piston mechanism of the present invention.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the present application will be described in detail with reference to the accompanying drawings and specific embodiments. It is to be noted, however, that the appended drawings illustrate only exemplary embodiments of this disclosure and are therefore to be understood that the disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
According to an embodiment of the invention, a mechanical rectification type sea wave energy-absorbing power generation device is provided, and referring to fig. 1, the mechanical rectification type sea wave energy-absorbing power generation device comprises an energy capture mechanism 100 and an energy conversion mechanism 200, wherein the energy capture mechanism 100 is used for capturing sea wave energy and converting the sea wave energy into kinetic energy of the sea wave energy, preferably a buoy, the buoy is preferably a cylindrical foam board and is made of an EPS board with the density of 15 g/L; the energy conversion mechanism 200 is used for absorbing the kinetic energy of the energy capture mechanism 100 and converting the kinetic energy into electric energy, wherein the energy conversion mechanism 200 comprises a mechanical rectification unit 210 and a power generation unit 220, wherein the power generation unit 220 is preferably a speed-increasing generator, and specifically, the power generation unit 220 can be composed of a small-sized direct-current speed-reducing generator and a generator fixing seat; the mechanically commutated wave energy-absorbing power generation device further comprises an energy storage unit (such as a storage battery) 230 for storing electric energy generated by the power generation unit 220, and the energy storage unit 230 is mounted on the other side of the bottom plate 219 relative to the power generation unit and is used for balancing the center of gravity of the buoy.
Referring to fig. 2, the mechanical rectification unit 210 in the present invention includes a first guide rail 211A and a second guide rail 211B disposed opposite to each other in a vertical direction, a first rack 212A movable up and down in the first guide rail, a second rack 212B movable up and down in the second guide rail and disposed parallel to the first rack 212A, a first gear 213A for driving the first rack 212A to move, a second gear 213B for driving the second rack 212B to move, a first one-way bearing (not shown) installed in the first gear 213A, a second one-way bearing (not shown) installed in the second gear 213B, a first disc 214A and a second disc 214B for connecting the first rack 212A and the second rack 212B together, a first seated bearing 215A and a second seated bearing 215B respectively located outside the first gear 213A and outside the second gear 213B, and a, A tulip coupling 216 and an output shaft (not shown) installed between the first belt bearing 215A and the power generating unit 220, the output rotating shaft sequentially passes through the second bearing with a seat 212B, the second one-way bearing 212B, the first one-way bearing 212A and the first bearing with a seat 215A and keeps interference fit with the components, the shaft system is axially positioned by a shaft sleeve and a thrust bearing, the output rotating shaft is connected with the input rotating shaft of the power generation unit 220 in a quincuncial coupling 216, in addition, the mechanical rectification unit 210 in the invention also comprises a bottom plate 217, the power generation unit 220, the first guide rail 211A, the second guide rail 211B, the first belt seat bearing 215A and the second belt seat bearing 215B are fixedly arranged on the bottom plate 217, the first bearing with seat 215A and the second bearing with seat 215B are fixed on the bottom plate 217 through bolts, so as to ensure that the first gear, the second gear and the output rotating shaft are coaxially mounted; the first rack and the second rack are connected together through the first disc and the second disc, so that the two racks can synchronously move up and down in parallel when driven by a driving force; the first one-way bearing and the second one-way bearing are respectively embedded in the first gear 213A and the second gear 213B in an interference manner, and the two gears can respectively convert upward and downward movements into unidirectional rotary movements through the unidirectional transmission action of the two one-way bearings, so that mechanical rectification is realized.
The mechanical rectification unit 210 can be used to convert the kinetic energy of the energy capture mechanism 100 in both directions into mechanical energy of continuous unidirectional rotation of the output shaft, and the power generation unit 220 further converts the mechanical energy into electrical energy.
With continued reference to fig. 1, in order to facilitate the first rack and the second rack to generate relative motion with the first gear and the second gear, respectively, the mechanically commutated ocean wave energy-absorbing power generating apparatus further includes an anchoring mechanism 300, the anchoring mechanism 300 is located below and fixedly connected to the energy capturing mechanism 100, the first rack and the second rack in the energy conversion mechanism are fixed by the anchoring mechanism 300, a bottom end of the anchoring mechanism 300 can be anchored on a seabed fixing end, an offshore platform or other fixing component, so that the energy capturing mechanism drives the bottom plate to move up and down, and at the same time, the first rack and the second rack are respectively subjected to the fixing action of the anchoring mechanism 300 to generate relative motion with the first gear and the second gear on the bottom plate. Specifically, referring to fig. 1 and 3, the anchoring mechanism 300 includes a guide cylinder 301, a fixed shaft 302 and a waterproof piston mechanism 303, the upper end of the guide cylinder 301 is in interference fit with the central hole of the plate body of the energy capture mechanism 100 to realize fixed connection, the lower end of the guide cylinder 301 is fixedly connected with the waterproof piston mechanism 303, the fixed shaft 302 is located in the guide cylinder 301, the upper end of the fixed shaft 302 is fixedly connected with the second disk 214B, optionally, the upper end of the fixed shaft 302 is fixedly connected with the small hole in the center of the second disk 215B through interference fit, and the lower end of the fixed shaft 302 is fixedly connected with the waterproof piston mechanism; referring to fig. 3, the waterproof piston mechanism 303 includes a piston housing 3031, two UN-type sealing rings 3032 and a linear bearing 3033, the two UN-type sealing rings 3032 and the linear bearing 3033 are positioned in the piston housing 3031, the two UN-type sealing rings 3032 are positioned above the linear bearing 3033 and are fixed on the fixed shaft 302 through a groove, the linear bearing 3033 is mounted on the fixed shaft 302, and the waterproof piston mechanism 303 can effectively prevent seawater from entering the interior.
In addition, in order to prevent seawater from invading the energy absorption mechanism 200, that is, to achieve top water proofing, referring to fig. 1, a waterproof cover 400 is arranged outside the energy conversion mechanism 200, the waterproof cover 400 is of an assembly structure and is assembled and connected through a single-component adhesive PE glue, the waterproof cover 400 comprises a shell and a protective cover, the two parts are hermetically connected through waterproof glue, so that the energy absorption device is prevented from being eroded and impacted by seawater, the lower part of the shell is fixedly connected with the bottom plate 217 and the upper surface of the energy capture mechanism 100 respectively, the waterproof cover 400 is fixedly connected with the bottom plate 217 through 4M 4 bolts, and the cover body material of the waterproof cover 400 is preferably aluminum alloy 7075.
In order to better observe the working state of the energy conversion device in the actual sea wave test process, the top of the energy conversion device is also provided with an observation window to facilitate maintenance and inspection, and in view of the characteristics of outstanding waterproof performance, wind resistance, shock resistance and the like of a PVC plate, the transparent window is made of a transparent PVC plate (polyvinyl chloride plate).
The invention provides a mechanical rectification type sea wave energy-absorbing power generation device, which adopts energy capture devices such as a float and the like to capture the energy of the up-and-down vibration of sea waves, converts the sea wave energy into the kinetic energy of the energy capture devices, drives a bottom plate in an energy conversion device to move up and down, simultaneously the lower end of a fixed shaft in an anchoring mechanism is fixedly connected with the sea bottom, the upper end of the fixed shaft is connected with a second chassis in the energy conversion mechanism, thereby limiting the movement of a rack, the rack and the bottom plate generate relative movement to drive gears to rotate, and because one-way bearings are arranged in two gears, the up-and-down movement of the energy capture mechanism is converted into one-way rotation movement of an input rotating shaft in the energy conversion mechanism to drive a power generation unit to generate power, and the electric energy generated by the power generation unit is.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any modifications, equivalents and improvements that can be easily conceived by those skilled in the art within the technical scope of the present invention are intended to be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (7)
1. A mechanical rectification type sea wave energy absorption power generation device is characterized by comprising an energy capturing mechanism and an energy conversion mechanism, wherein the energy capturing mechanism is used for capturing sea wave energy and converting the sea wave energy into kinetic energy of the sea wave energy, the energy conversion mechanism is used for absorbing the kinetic energy of the energy capturing mechanism and converting the kinetic energy into electric energy, the energy conversion mechanism comprises a mechanical rectification unit and a power generation unit, the mechanical rectification unit comprises an output rotating shaft, the power generation unit comprises an input rotating shaft which can be in transmission connection with the output rotating shaft, the mechanical rectification unit is used for converting the kinetic energy of the energy capturing mechanism into mechanical energy continuously rotating in a single direction of the input rotating shaft, and the power generation unit is used for converting the mechanical energy into electric energy;
the mechanical rectification unit comprises a first guide rail and a second guide rail which are oppositely arranged along the vertical direction, a first rack which can move up and down in the first guide rail, a second rack which can move up and down in the second guide rail and is arranged in parallel with the first rack, a first gear which can rotate under the action of the first rack, a second gear which can rotate under the action of the second rack, a first one-way bearing which is arranged in the first gear, a second one-way bearing which is arranged in the second gear, a first disc and a second disc which are used for connecting the first rack and the second rack together, a first belt seat bearing and a second belt seat bearing which are respectively arranged at the outer side of the first gear and the outer side of the second gear, a quincuncial coupling which is arranged between the first belt seat bearing and the power generation unit, and the output rotating shaft, the output rotating shaft sequentially penetrates through the second bearing with a seat, the second one-way bearing, the first one-way bearing and the first bearing with a seat and then is connected with the input rotating shaft of the power generation unit in the quincuncial coupler, the mechanical rectification unit further comprises a bottom plate, and the power generation unit, the first guide rail, the second guide rail, the first bearing with a seat and the second bearing with a seat are installed on the bottom plate;
the mechanical rectification type sea wave energy-absorbing power generation device further comprises an anchoring mechanism, the anchoring mechanism is located below the energy capturing mechanism and fixedly connected with the energy capturing mechanism, the anchoring mechanism comprises a guide cylinder, a fixed shaft and a waterproof piston mechanism, the upper end of the guide cylinder is in interference fit with a central hole of a plate body of the energy capturing mechanism to achieve fixed connection, the lower end of the guide cylinder is fixedly connected with the waterproof piston mechanism, the fixed shaft is located in the guide cylinder, the upper end of the fixed shaft is fixedly connected with the second disc, and the lower end of the fixed shaft is fixedly connected with the waterproof piston mechanism;
the waterproof piston mechanism comprises a piston shell, two UN-shaped sealing rings and a linear bearing, wherein the two UN-shaped sealing rings and the linear bearing are located in the piston shell, the two UN-shaped sealing rings are located above the linear bearing and fixed on the fixed shaft through grooves, and the linear bearing is installed on the fixed shaft.
2. A mechanically commutated ocean wave energy-absorbing power plant as defined in claim 1, wherein a waterproof cover is provided outside the energy conversion mechanism for preventing seawater from invading the energy absorption mechanism, the waterproof cover comprises a housing and a protective cover, the housing and the protective cover are hermetically connected, and the lower part of the housing is fixedly connected with the base plate and the energy capture mechanism respectively.
3. A mechanically commutated ocean wave energy-absorbing power plant according to claim 1, wherein the energy capturing mechanism is a buoy which is a cylindrical foam board and is made of EPS boards with a density of 15 g/L.
4. A mechanically commutated ocean wave energy absorption power plant according to claim 1, wherein the power generating unit is a step-up generator.
5. The mechanically commutated ocean wave energy absorption power generation device according to claim 1, further comprising an energy storage unit for storing electric energy generated by the power generation unit, wherein the energy storage unit is mounted on the other side of the base plate opposite to the power generation unit.
6. A mechanically commutated sea wave energy-absorbing power generation device according to claim 2, wherein the waterproof cover is of an assembled structure and is assembled and connected through a single-component adhesive PE glue.
7. A mechanically commutated wave energy-absorbing power generation device according to claim 6, wherein the waterproof cover is fixedly connected with the base plate through 4 bolts, and the cover body of the waterproof cover is made of aluminum alloy 7075.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810515734.1A CN108825427B (en) | 2018-05-25 | 2018-05-25 | Mechanical rectification type sea wave energy-absorbing power generation device |
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| CN201810515734.1A CN108825427B (en) | 2018-05-25 | 2018-05-25 | Mechanical rectification type sea wave energy-absorbing power generation device |
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| CN108825427A CN108825427A (en) | 2018-11-16 |
| CN108825427B true CN108825427B (en) | 2020-05-12 |
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| CN110364982A (en) * | 2019-07-22 | 2019-10-22 | 山东厚俞实业有限公司 | A kind of stockbridge damper with bird dispelling function |
| CN110601587A (en) * | 2019-09-12 | 2019-12-20 | 长春工业大学 | Energy storage type friction nano generator capable of efficiently capturing intermittent motion energy |
| CN110848073B (en) * | 2019-10-10 | 2020-10-16 | 北京航空航天大学 | Multistable electromagnetic type sea wave energy absorption unit and parallel type sea wave energy absorber |
| CN110714874A (en) * | 2019-11-04 | 2020-01-21 | 浙江工业大学 | Lifting type wave energy power generation device |
| CN111946540A (en) * | 2020-08-05 | 2020-11-17 | 青岛理工大学 | Sea wave energy collecting device |
| CN112290738A (en) * | 2020-12-05 | 2021-01-29 | 江苏枂硕电子科技有限公司 | Industrial mechanical energy storage device and energy storage method |
| CN112628059B (en) * | 2020-12-14 | 2023-05-26 | 湖南工程学院 | Wave energy collection device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1080692A (en) * | 1992-07-01 | 1994-01-12 | 邢去非 | New wave generating set |
| GB0608128D0 (en) * | 2006-04-25 | 2006-06-07 | Mccague James | Movement and power generation apparatus |
| CN201521394U (en) * | 2009-07-14 | 2010-07-07 | 张正泉 | Sea wave electricity generating device |
| DE102009039214A1 (en) * | 2009-08-28 | 2011-03-03 | Jebens, Klaus | Wave energy generator for use in sea area for generating pulsating direct current, has transmission device, where direct current is collected by transmission device and converted into alternating current by inverter |
| CN103423072A (en) * | 2012-05-22 | 2013-12-04 | 厦门锐思达机电科技有限公司 | Novel shock float-type ocean wave energy power generation device |
| CN102878008A (en) * | 2012-10-15 | 2013-01-16 | 河海大学 | Dual-purpose wave-activated generator implemented by using inertia difference |
| CN103337986B (en) * | 2013-05-28 | 2015-06-10 | 大连理工大学 | Rotary wave energy piezoelectric power generation apparatus |
-
2018
- 2018-05-25 CN CN201810515734.1A patent/CN108825427B/en not_active Expired - Fee Related
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