CN114087112B - Floating type wave energy conversion device with auxiliary stable conversion mechanism - Google Patents

Floating type wave energy conversion device with auxiliary stable conversion mechanism Download PDF

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Publication number
CN114087112B
CN114087112B CN202111416050.4A CN202111416050A CN114087112B CN 114087112 B CN114087112 B CN 114087112B CN 202111416050 A CN202111416050 A CN 202111416050A CN 114087112 B CN114087112 B CN 114087112B
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China
Prior art keywords
auxiliary
transmission shaft
gear
shaft
rack
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CN202111416050.4A
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Chinese (zh)
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CN114087112A (en
Inventor
高洪涛
郭文杰
何坤达
丁帅
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Dalian Maritime University
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Dalian Maritime University
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Priority to CN202111416050.4A priority Critical patent/CN114087112B/en
Publication of CN114087112A publication Critical patent/CN114087112A/en
Priority to NL2033453A priority patent/NL2033453B1/en
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Publication of CN114087112B publication Critical patent/CN114087112B/en
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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
    • 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"
    • F03B13/20—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" wherein both members, i.e. wom and rem are movable relative to the sea bed or shore
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2220/00—Application
    • F05B2220/70—Application in combination with
    • F05B2220/706—Application in combination with an electrical generator
    • F05B2220/7062—Application in combination with an electrical generator of the direct current (D.C.) type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2250/00—Geometry
    • F05B2250/40—Movement of component
    • F05B2250/44—Movement of component one element moving inside another one, e.g. wave-operated member (wom) moving inside another member (rem)
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2260/00—Function
    • F05B2260/40—Transmission of power
    • F05B2260/402—Transmission of power through friction drives
    • F05B2260/4021—Transmission of power through friction drives through belt drives
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2260/00—Function
    • F05B2260/40—Transmission of power
    • F05B2260/403—Transmission of power through the shape of the drive components
    • F05B2260/4031—Transmission of power through the shape of the drive components as in toothed gearing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2260/00—Function
    • F05B2260/40—Transmission of power
    • F05B2260/403—Transmission of power through the shape of the drive components
    • F05B2260/4031—Transmission of power through the shape of the drive components as in toothed gearing
    • F05B2260/40312—Ratchet wheels
    • 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 invention relates to a floating wave energy conversion device with an auxiliary stable conversion mechanism, which comprises an anchoring system, an end buoy assembly, a middle buoy assembly and a hinging system; the middle pontoon assemblies are connected through a hinge system; the middle pontoon assembly is connected with the end pontoon assembly through a hinge system; the other end of the end float assembly is provided with a hemispherical end cover, and a pressure cabin body is arranged in the end float assembly; one end of the anchoring system is linked with the hemispherical end cover through an anchor chain. The invention adopts the gear-rack mechanism to convert the bidirectional reciprocating motion of the rack into unidirectional rotation motion of the motor, thereby improving the conversion efficiency of the device; meanwhile, three groups of specifications are adopted to adapt to synchronous driving motors of the swinging ratchet mechanism under different working conditions, so that the neutral position of wave energy conversion caused by transmission gaps existing in the reversing of racks under different working conditions is compensated, and the stability of wave energy conversion is improved.

Description

Floating type wave energy conversion device with auxiliary stable conversion mechanism
Technical Field
The invention relates to the technical field of wave energy conversion, in particular to a floating wave energy conversion device with an auxiliary stable conversion mechanism.
Background
The traditional energy crisis and the excessive emission of greenhouse gases cause environmental pollution and damage, clean renewable energy is gradually valued by people due to the environmental protection property, the sea area of China is wide, the ocean wave energy is widely distributed, the energy density is high, and the energy conversion is gradually becoming a research focus.
Most of the existing wave energy conversion mechanisms are hydraulic conversion mechanisms, due to the fact that sea conditions are complex and change in real time, wave energy capture of the hydraulic conversion mechanisms is unstable, conversion efficiency is low, mechanical wave energy devices are relatively less researched, and compared with the hydraulic energy conversion mechanisms, the mechanical wave energy conversion mechanisms have the advantages of being high in reliability, low in use cost, easy to maintain and the like.
Disclosure of Invention
In view of the above problems, an object of the present invention is to provide a floating wave energy conversion device with an auxiliary stable conversion mechanism, which can adapt to various wave conditions to expand the wave energy collection range, improve the conversion efficiency and conversion stability of wave energy, and facilitate manufacturing, assembly and maintenance.
The technical scheme adopted by the invention is as follows:
the invention provides a floating type wave energy conversion device with an auxiliary stable conversion mechanism, which comprises an anchoring system, an end buoy assembly, a middle buoy assembly and a hinging system, wherein the end buoy assembly is connected with the middle buoy assembly; the middle pontoon assemblies are connected through a hinge system; the middle pontoon assembly is connected with the end pontoon assembly through a hinge system; the other end of the end float assembly is provided with a hemispherical end cover, and a pressure cabin body is arranged in the end float assembly; one end of the anchoring system is connected with the hemispherical end cover through an anchor chain;
The middle pontoon assembly comprises a pontoon body, a conical barrel cover, an angle steel ring, a belt seat fastening ring, a transverse mounting bracket, a vertical mounting bracket, an upper gear conversion mechanism, a lower gear conversion mechanism, a first auxiliary mechanism, a second auxiliary mechanism, a third auxiliary mechanism, a first synchronous belt, a second synchronous belt and a third synchronous belt; the cone-shaped cylinder covers are respectively arranged at two ends of the floating cylinder body; the upper gear conversion mechanism is arranged at the upper part of one side in the pontoon body; the lower gear conversion mechanism is arranged at the lower part of the other side in the pontoon body; the upper gear conversion mechanism is opposite to the output end of the lower gear conversion mechanism; the inner sides of the output ends of the upper gear conversion mechanism and the lower gear conversion mechanism are respectively and transversely provided with a first auxiliary mechanism, a second auxiliary mechanism and a third auxiliary mechanism which are uniformly spaced in sequence; the output ends of the upper gear conversion mechanism and the lower gear conversion mechanism are respectively in transmission connection with three auxiliary mechanisms on the same side through a first synchronous belt, a second synchronous belt and a third synchronous belt;
the angle steel rings are respectively arranged at the outer sides of the circumferences of the upper gear conversion mechanism, the lower gear conversion mechanism and the auxiliary mechanisms and fixedly connected with the pontoon body; the three auxiliary mechanisms on the same side are connected through a transverse mounting bracket in a mode of a fastening ring with a seat and a bearing with a seat; the vertical mounting support is respectively connected with the transverse mounting support and the angle steel ring on the same side.
Further, the upper gear conversion mechanism comprises a motor placement plate, a direct current generator, a coupler, an output shaft gear type ratchet wheel, a third transmission shaft big gear, a third transmission shaft pinion, a second transmission shaft, a small sprocket type ratchet wheel, a chain, a first transmission shaft pinion, a big sprocket, a first rack limiter, a limit roller, a rack bar rack, a rack bar raceway, an outer gear limit ring, a rack bar hinge hole, a limit pin rotating shaft, a second rack limiter, a first transmission shaft big gear, a second transmission shaft pinion type ratchet wheel, a second transmission shaft big gear, an output shaft pulley type ratchet wheel, an output shaft and an inner gear limit ring; the rack rod hinge hole is arranged at the outer end of the rack rod; the rack bar slideway and the rack bar rack are respectively and correspondingly arranged on the upper surface and the lower surface of the middle area of the rack bar; the first transmission shaft, the second transmission shaft and the third transmission shaft are sequentially arranged from top to bottom; the limiting pin rotating shaft penetrates through the limiting roller, and two ends of the limiting pin rotating shaft are respectively connected with the first rack limiter and the second rack limiter; the first rack limiter and the second rack limiter are symmetrical in structure and are composed of a rectangular block which is in the same direction with the rack rod and a bearing arranged at the bottom of the rectangular block; the first transmission shaft pinion is arranged in the middle of the first transmission shaft; the bottoms of the first rack limiter and the second rack limiter are respectively connected with the first transmission shaft through bearings and are symmetrically distributed on two sides of a pinion of the first transmission shaft, and the length of a rectangular block is larger than the diameter of an circumscribed circle of the pinion of the first transmission shaft; the rack bar and the rack are meshed with the first transmission shaft pinion; the rack bar rollaway nest is matched with the limit roller; the outer gear limiting ring and the inner gear limiting ring are respectively arranged at two ends of a rack bar and a rack area; the large chain wheel and the large gear of the first transmission shaft are respectively arranged at two ends of the first transmission shaft; the pinion type ratchet wheel is arranged on one side of the middle part of the second transmission shaft; the second transmission shaft small sprocket ratchet wheel and the second transmission shaft big gear are respectively arranged at two ends of the second transmission shaft; the small sprocket type ratchet wheel is connected with the large sprocket through a chain; the second transmission shaft pinion type ratchet wheel is in meshed connection with the first transmission shaft big gear; the third transmission shaft pinion and the third transmission shaft bull gear are respectively arranged at two ends of the third transmission shaft; the third transmission shaft pinion is in meshed connection with the second transmission shaft bull gear; three output shaft pulley type ratchet wheels are uniformly arranged in the middle of the output shaft at intervals; the output shaft gear type ratchet wheel is arranged on one side of the output shaft and is in meshed connection with the third transmission shaft big gear; one end of the output shaft is connected with the direct-current generator through a coupler; the direct current generator is arranged on the motor placing plate; the three output shaft belt wheel type ratchet wheels are in transmission connection with a first auxiliary mechanism, a second auxiliary mechanism and a third auxiliary mechanism on the same side sequentially through a first synchronous belt, a second synchronous belt and a third synchronous belt; the two ends of each transmission shaft are provided with a bearing with a seat, and the bearings with the seats are fixed through a transverse mounting bracket or a vertical mounting bracket;
The lower gear conversion mechanism has the same structure as the upper gear conversion mechanism, and the difference is that in the lower gear conversion mechanism, the small sprocket ratchet wheel is arranged on one side of the middle part of the second transmission shaft; the second transmission shaft pinion type ratchet and the second transmission shaft large gear are respectively arranged at two ends of the second transmission shaft, the first transmission shaft, the second transmission shaft and the third transmission shaft are sequentially arranged from bottom to top, and correspondingly, the rack bar, the limiting pin rotating shaft, the limiting idler wheel, the first rack limiter and the second rack limiter are arranged in central symmetry with the rack bar, the limiting pin rotating shaft, the limiting idler wheel, the first rack limiter and the second rack limiter of the upper gear conversion mechanism.
Further, the hinge system comprises a first hinge, a second hinge, a hinge shaft and a hinge post; the hinge columns are respectively arranged on the upper side of the conical cylinder cover at one end of the middle pontoon assembly and the lower side of the conical cylinder cover at the other end of the middle pontoon assembly; the first hinge piece and the second hinge piece are respectively connected with the front ends of the two adjacent conical cylinder covers in a threaded manner; the first hinge piece and the second hinge piece are connected through a hinge rotating shaft; the rack bar hinge hole of the upper gear conversion mechanism is hinged with the hinge post adjacent to the upper side of the conical barrel cover of the other middle pontoon assembly, and the rack bar hinge hole adjacent to the lower gear conversion mechanism of the other middle pontoon assembly is hinged with the hinge post adjacent to the lower side of the conical barrel cover.
Further, the first auxiliary mechanism, the second auxiliary mechanism and the third auxiliary mechanism have the same structure and comprise an auxiliary first transmission shaft, an auxiliary second transmission shaft, an auxiliary third transmission shaft, an auxiliary limiter, an auxiliary supporting shaft, an auxiliary first transmission shaft big gear, an auxiliary ratchet wheel, an auxiliary second transmission shaft big gear, an auxiliary second transmission shaft small gear, an auxiliary third transmission shaft big belt wheel, an auxiliary swing hammer, a spring limiting pin, a ratchet rotating shaft, a ratchet and a ratchet spring; the auxiliary first transmission shaft, the auxiliary second transmission shaft and the auxiliary third transmission shaft are sequentially arranged in parallel with the output shaft from top to bottom; the auxiliary first transmission shaft big gear and the auxiliary ratchet wheel are respectively arranged at the front end and the rear end of the auxiliary first transmission shaft; the auxiliary second transmission shaft pinion and the auxiliary second transmission shaft bull gear are respectively arranged at the front end and the rear end of the auxiliary second transmission shaft; the auxiliary third transmission shaft big belt wheel and the auxiliary third transmission shaft pinion are respectively arranged at the front end and the rear end of the auxiliary third transmission shaft; the auxiliary second transmission shaft pinion is in meshed connection with the auxiliary first transmission shaft bull gear; the auxiliary second transmission shaft big gear is meshed with the auxiliary third transmission shaft small gear; the lengths of the auxiliary third transmission shafts in the first auxiliary mechanism, the second auxiliary mechanism and the third auxiliary mechanism are sequentially increased, so that the auxiliary third transmission shaft big belt wheels of the auxiliary third transmission shaft are respectively in one-to-one correspondence with the three output shaft belt wheel type ratchet wheels, and are respectively connected with the auxiliary third transmission shaft big belt wheels and the corresponding output shaft belt wheel type ratchet wheels through the first synchronous belt, the second synchronous belt and the third synchronous belt; the auxiliary supporting shaft is fixedly connected with an auxiliary limiter; the upper part of the auxiliary swinging hammer is provided with a hole and is connected with an auxiliary supporting shaft through a bearing, and the auxiliary supporting shaft is taken as a swinging center; the auxiliary swing hammer is composed of a vertical rectangular shaft, a disc fixedly connected to one side of the upper part of the rectangular shaft and a weight block fixedly connected to the bottom end of the rectangular shaft, the center of the disc is connected with one end of a ratchet through a ratchet rotating shaft, the other end of the ratchet is contacted with an auxiliary ratchet, a ratchet spring is arranged at the joint of the ratchet and the ratchet rotating shaft, and the ratchet is tightly pressed on the auxiliary ratchet through the ratchet spring, so that the ratchet is tightly contacted; the spring limiting pin is arranged on the upper side of the disc and used for fixing the ratchet spring; the two ends of each auxiliary transmission shaft are respectively provided with a bearing with a seat, and the bearings with the seats are fixed through a transverse mounting bracket or a vertical mounting bracket.
Further, the weight at the bottom end of the auxiliary swing hammer is formed by combining a cylinder and a cone; the heights of the cylindrical parts of the weight blocks in the first auxiliary mechanism, the second auxiliary mechanism and the third auxiliary mechanism are sequentially shortened, and the mass of the weight blocks is sequentially decreased.
Further, the gear ratios of the auxiliary second transmission shaft big gears and the auxiliary third transmission shaft small gears in the first auxiliary mechanism, the second auxiliary mechanism and the third auxiliary mechanism are sequentially decreased.
Compared with the prior art, the invention has the following beneficial effects:
1. the reciprocating motion can be equivalently converted into unidirectional rotation, so that the utilization rate of wave energy is increased;
2. three groups of auxiliary stabilizing devices with different specifications can adapt to various wave conditions to compensate reversing gaps of a rack-and-pinion mechanism, so that the wave energy conversion stability is improved and the wave energy conversion efficiency is improved;
3. the three groups of auxiliary stabilizing devices with different specifications can be used as main wave energy conversion mechanisms when the wave energy is small and the gear rack mechanism cannot obtain the required power under the condition of small waves, so that the conversion utilization rate of the small waves is improved, the collection range of the wave energy is enlarged as a whole, and the conversion efficiency is improved;
4. the multi-section pontoon can be assembled according to actual needs, and the disassembly, the assembly and the maintenance are very convenient.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic illustration of the pontoon structure of the invention;
FIG. 3 is a schematic cross-sectional view of the articulating system of the invention;
FIG. 4 is a schematic view of the connection of the upper gear change mechanism to the auxiliary mechanism of the present invention;
FIG. 5 is an enlarged schematic view of the portion A of FIG. 4;
fig. 6 is a partial schematic view of the lower conversion mechanism of the present invention.
Wherein, the reference numerals: 1-mooring system; a 2-end pontoon assembly; a 3-hinge system; 4-an intermediate buoy assembly; 5-hemispherical end caps; 6, pressing the cabin body; 7-floating cylinder; 8-a conical cylinder cover; 9-angle steel ring; 10-a fastening ring with a seat; 11-a transverse mounting bracket; 12-a vertical mounting bracket; 13-an upper gear change mechanism; 14-a lower gear conversion mechanism; 15-a first auxiliary mechanism; 16-a second auxiliary mechanism; 17-a third auxiliary mechanism; 18-a first synchronization belt; 19-a second synchronous belt; 20-a third synchronous belt; 21-a motor placement plate; 22-direct current generator; a 23-coupling; 24-output shaft gear type ratchet; 25-a third drive shaft; 26-a third drive shaft gearwheel; 27-a third drive shaft pinion; 28-a second drive shaft; 29-small sprocket ratchet; 30-a chain; 31-a first drive shaft; 32-a first drive shaft pinion; 33-large sprocket; 34-a first rack limiter; 35-limiting idler wheels; 36-a rack bar; 37-rack bar rack; 38-rack bar raceway; 39-an external gear limiting ring; 40-a rack bar hinge hole; 41-a limiting pin rotating shaft; 42-a second rack limiter; 43-first drive shaft bull gear; 44-a second drive shaft pinion ratchet; 45-a second drive shaft gearwheel; 46-an output shaft pulley type ratchet; 47-output shaft; 48-an inner tooth bar limiting ring; 49-a seated bearing; 50-auxiliary first drive shaft; 51-auxiliary second drive shaft; 52-auxiliary third drive shaft; 53-auxiliary stopper; 54-auxiliary support shaft; 55-assisting the first drive shaft gearwheel; 56-auxiliary ratchet wheel; 57-auxiliary second drive shaft bull gear; 58-auxiliary second drive shaft pinion; 59-assist the third drive shaft pinion; 60-assisting a large belt wheel of the third transmission shaft; 61-auxiliary pendulum bob; 62-spring stop pins; 63-ratchet shaft; 64-ratchet teeth; 65-ratchet spring; 66-a first hinge; 67-a second hinge; 68-hinging a rotating shaft; 69-hinge posts; 70-rectangular slotting; 71-threaded holes.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
It should be noted that, in the description of the present invention, the terms "upper", "lower", "top", "bottom", "one side", "another side", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience in describing the present invention and simplifying the description, and do not mean that the device or element must have a specific orientation, be configured and operated in a specific orientation.
Referring to fig. 1 to 6, a specific structure of an embodiment of a floating type wave energy conversion device with an auxiliary stabilizing conversion mechanism according to the present invention is shown. In this embodiment, the device comprises a mooring system 1, two sections of end buoy assemblies 2, three groups of hinging systems 3 and two sections of middle buoy assemblies 4; if desired, the number of sections of the intermediate buoy assembly 4 can be increased as needed to achieve the desired wave energy conversion effect. The two adjacent middle pontoon assemblies 4 are connected through a hinging system 3; the middle pontoon assembly 4 is connected with the end pontoon assembly 2 through a hinge system 3; the other end of the end pontoon assembly 2 is provided with a hemispherical end cap 5 and a ballast body 6 is arranged inside, and the end pontoon assembly 2 is hinged with the middle pontoon assembly 4 at one end, so that the ballast body 22 is arranged at the outer end of the end pontoon assembly 2 for keeping the gravity center balance of the device; one end of the mooring system 1 is linked to a hemispherical end cap 5 by means of a chain.
In this embodiment, the intermediate buoy assembly 4 includes a buoy body 7, a cone cover 8, an angle steel ring 9, a belt seat fastening ring 10, a transverse mounting bracket 11, a vertical mounting bracket 12, an upper gear conversion mechanism 13, a lower gear conversion mechanism 14, a first auxiliary mechanism 15, a second auxiliary mechanism 16, a third auxiliary mechanism 17, a first timing belt 18, a second timing belt 19, and a third timing belt 20; the conical cylinder covers 8 are respectively connected to the two ends of the pontoon body 7 through threads; the upper gear conversion mechanism 13 is arranged at the upper part of one side in the pontoon body 7; the lower gear conversion mechanism 14 is arranged at the lower part of the other side in the pontoon body 7; the upper gear conversion mechanism 13 is opposite to the output end of the lower gear conversion mechanism 14; a first auxiliary mechanism 15, a second auxiliary mechanism 16 and a third auxiliary mechanism 17 which are uniformly spaced are transversely arranged on the inner side of the output end of the upper gear conversion mechanism 13 in sequence; likewise, the inner side of the output end of the lower gear conversion mechanism 14 is also provided with a first auxiliary mechanism 15, a second auxiliary mechanism 16 and a third auxiliary mechanism 17 which are uniformly spaced in sequence transversely; the output end of the upper gear shifting mechanism 13 is in transmission connection with the input end of the first auxiliary mechanism 15 on the same side through a first synchronous belt 18, with the input end of the second auxiliary mechanism 16 on the same side through a second synchronous belt 19, and with the input end of the third auxiliary mechanism 17 on the same side through a third synchronous belt 20. The output end of the lower gear conversion mechanism 14 is in transmission connection with the input end of the first auxiliary mechanism 15 on the same side through a first synchronous belt 18, in transmission connection with the input end of the second auxiliary mechanism 16 on the same side through a second synchronous belt 19, and in transmission connection with the input end of the third auxiliary mechanism 17 on the same side through a third synchronous belt 20. The outer end of the end float assembly 2 is provided with a hemispherical end cap 5 and the inner end is provided with a conical end cap 8.
Wherein the upper gear conversion mechanism 13 includes a motor placement plate 21, a direct current generator 22, a coupler 23, an output shaft gear type ratchet 24, a third transmission shaft 25, a third transmission shaft large gear 26, a third transmission shaft small gear 27, a second transmission shaft 28, a small sprocket type ratchet 29, a chain 30, a first transmission shaft 31, a first transmission shaft small gear 32, a large sprocket 33, a first rack limiter 34, a limit roller 35, a rack bar 36, a rack bar rack 37, a rack bar raceway 38, an external gear limit ring 39, a rack bar hinge hole 40, a limit pin shaft 41, a second rack limiter 42, a first transmission shaft large gear 43, a second transmission shaft small gear type ratchet 44, a second transmission shaft large gear 45, an output shaft pulley type ratchet 46, an output shaft 47, and an internal gear limit ring 48; the rack bar hinge hole 40 is provided at the outer end of the rack bar 36; the rack bar slideway 38 and the rack bar rack 37 are respectively and correspondingly arranged on the upper surface and the lower surface of the middle area of the rack bar 36; the first transmission shaft 31, the second transmission shaft 28 and the third transmission shaft 25 are sequentially arranged from top to bottom, and the output shaft 47 is arranged on the inner side of the third transmission shaft 25; after the limiting pin rotating shaft 41 passes through the axle center of the limiting roller 35, two ends of the limiting pin rotating shaft are respectively connected with the first rack limiter 34 and the second rack limiter 42; the first rack limiter 34 and the second rack limiter 42 are symmetrical in structure and are composed of a rectangular block which is in the same direction with the rack bar 36 and a bearing fixedly connected to the bottom of the rectangular block; the first transmission shaft pinion 32 is arranged in the middle of the first transmission shaft 31; the bottoms of the first rack limiter 34 and the second rack limiter 42 are respectively connected with the first transmission shaft 31 through bearings and are symmetrically distributed on two sides of the first transmission shaft pinion 32, the upper parts are respectively connected with two ends of the limiting pin rotating shaft 41 through rectangular blocks, and the lengths of the rectangular blocks are larger than the diameter of an circumscribed circle of the first transmission shaft pinion 32; the rack bar rack 37 is meshed with the first transmission shaft pinion 32; the rack bar rollaway nest 38 is matched with the limit roller 35; the outer gear limiting ring 39 and the inner gear limiting ring 48 are respectively arranged at the left end and the right end of the areas of the rack bar raceway 38 and the rack bar rack 37; when the rack bar rack 37 and the first transmission shaft pinion 32 are in meshing motion, the limit roller 35 synchronously rotates on the rack bar raceway 38, so that the rack bar rack 37 and the first transmission shaft pinion 32 are tightly meshed, and when the first transmission shaft pinion 32 moves to the limit position of the rack bar rack 37, rectangular blocks of the first rack limiter 34 and the second rack limiter 42 are preferentially contacted with the external tooth bar limit ring 39 or the internal tooth bar limit ring 48, so that the first transmission shaft pinion 32 and the rack bar rack 37 are protected; the large sprocket 33 and the first transmission shaft large gear 43 are respectively arranged at two ends of the first transmission shaft 31; the second transmission shaft pinion type ratchet 44 is arranged on one side of the middle part of the second transmission shaft 28; the small sprocket ratchet wheel 29 and the second transmission shaft big gear 45 are respectively arranged at two ends of the second transmission shaft 28; the small sprocket wheel ratchet wheel 29 and the large sprocket wheel 33 are connected through a chain 30; the second transmission shaft pinion type ratchet wheel 44 is in meshed connection with the first transmission shaft big gear 43; the third transmission shaft pinion 27 and the third transmission shaft bull gear 26 are respectively arranged at two ends of the third transmission shaft 25; the third transmission shaft pinion 27 is in meshed connection with the second transmission shaft bull gear 45; three output shaft pulley type ratchet wheels 46 are uniformly arranged in the middle of the output shaft 47 at intervals; the output shaft gear type ratchet wheel 24 is arranged on one side of the output shaft 47 and is in meshed connection with the third transmission shaft big gear 26; one end of the output shaft 47 is connected with the direct current generator 22 through the coupler 23; the direct current generator 22 is arranged on the motor placing plate 21, and the motor placing plate 21 is fixed through the transverse mounting bracket 11; the three output shaft belt wheel type ratchet wheels 46 are sequentially connected with the input ends of the first auxiliary mechanism 15, the second auxiliary mechanism 16 and the third auxiliary mechanism 17 on the same side through the first synchronous belt 18, the second synchronous belt 19 and the third synchronous belt 20 in a transmission way; the two ends of each transmission shaft are provided with a bearing 49 with a seat, and the bearing 49 with a seat is fixed through a transverse mounting bracket 11 or a vertical mounting bracket 12;
The lower gear change mechanism 14 has the same structure as the upper gear change mechanism 13, except that: in the lower gear conversion mechanism 14, the small sprocket ratchet 29 is arranged on one side of the middle part of the second transmission shaft 28; the second transmission shaft pinion type ratchet wheel 44 and the second transmission shaft big gear 45 are respectively arranged at two ends of the second transmission shaft 28; the first transmission shaft 31, the second transmission shaft 28 and the third transmission shaft 25 are sequentially arranged from bottom to top, and correspondingly, the positions of the rack bar 36, the limiting pin rotating shaft 41, the limiting roller 35, the first rack limiter 34 and the second rack limiter 42 are symmetrically arranged along with the central symmetry of the first transmission shaft 31 and the rack bar 36, the limiting pin rotating shaft 41, the limiting roller 35, the first rack limiter 34 and the second rack limiter 42 of the upper gear conversion mechanism.
The first auxiliary mechanism 15, the second auxiliary mechanism 16 and the third auxiliary mechanism 17 are identical in structure and uniformly arranged on the same horizontal line, and each of the first auxiliary mechanism 15, the second auxiliary mechanism 16 and the third auxiliary mechanism 17 comprises an auxiliary first transmission shaft 50, an auxiliary second transmission shaft 51, an auxiliary third transmission shaft 52, an auxiliary limiter 53, an auxiliary support shaft 54, an auxiliary first transmission shaft big gear 55, an auxiliary ratchet 56, an auxiliary second transmission shaft big gear 57, an auxiliary second transmission shaft small gear 58, an auxiliary third transmission shaft small gear 59, an auxiliary third transmission shaft big belt wheel 60, an auxiliary swinging hammer 61, a spring limiting pin 62, a ratchet rotating shaft 63, a ratchet 64 and a ratchet spring 65; the auxiliary first transmission shaft 50, the auxiliary second transmission shaft 51 and the auxiliary third transmission shaft 52 are sequentially arranged in parallel with the output shaft 47 from top to bottom; the auxiliary first transmission shaft big gear 55 and the auxiliary ratchet 56 are respectively arranged at the front end and the rear end of the auxiliary first transmission shaft 50; the auxiliary second transmission shaft pinion 58 and the auxiliary second transmission shaft bull gear 57 are respectively arranged at the front and rear ends of the auxiliary second transmission shaft 51; the auxiliary third transmission shaft big belt wheel 60 and the auxiliary third transmission shaft pinion 59 are respectively arranged at the front end and the rear end of the auxiliary third transmission shaft 52; the auxiliary second transmission shaft pinion 58 is in meshed connection with the auxiliary first transmission shaft bull gear 55; the auxiliary second transmission shaft big gear 57 is in meshed connection with an auxiliary third transmission shaft small gear 59; the lengths of the auxiliary third transmission shafts 52 in the first auxiliary mechanism 15, the second auxiliary mechanism 16 and the third auxiliary mechanism 17 are sequentially increased, so that the auxiliary third transmission shaft big belt wheels 60 of each auxiliary mechanism are respectively in one-to-one correspondence with the three output shaft belt wheel type ratchet wheels 46, and the auxiliary third transmission shaft big belt wheels 60 in the first auxiliary mechanism 15, the second auxiliary mechanism 16 and the third auxiliary mechanism 17 are respectively connected with the corresponding output shaft belt wheel type ratchet wheels 46 through the first synchronous belt 18, the second synchronous belt 19 and the third synchronous belt 20; the auxiliary supporting shaft 54 is fixedly connected with an auxiliary limiter 53; the auxiliary support shaft 54 is arranged adjacent to and coaxially with the auxiliary first transmission shaft 50; the top end of the auxiliary swinging hammer 61 is provided with a hole, and is connected with the end part of the auxiliary supporting shaft 54 through a bearing, and the auxiliary supporting shaft 54 is taken as a swinging center; the auxiliary swing hammer 61 is composed of a vertical rectangular shaft, a disc fixedly connected to one side of the upper part of the rectangular shaft and a weight fixedly connected to the bottom end of the rectangular shaft, the center of the disc is connected with the lower end of a ratchet wheel 64 through a ratchet rotating shaft 63, the other end of the ratchet wheel 64 is contacted with the auxiliary ratchet wheel 56, a ratchet spring 65 is arranged at the joint of the ratchet wheel 64 and the ratchet rotating shaft 63, and the ratchet wheel 64 is tightly pressed on the auxiliary ratchet wheel 56 through the ratchet spring 65 so as to tightly contact the ratchet wheel 64; the spring limiting pin 62 is arranged on the upper side of the disc and is used for fixing the ratchet spring 65; both ends of each auxiliary transmission shaft are provided with a seated bearing 49, and the seated bearing 49 is fixed by the transverse mounting bracket 11 or the vertical mounting bracket 12.
The angle steel rings 9 are respectively arranged at the outer sides of the circumferences between the upper gear conversion mechanism, the lower gear conversion mechanism and the auxiliary mechanisms and fixedly connected with the pontoon body 7; the three auxiliary mechanisms on the same side are connected through a transverse mounting bracket 11 by adopting a fastening ring 10 with a seat and a bearing 49 with a seat; the vertical mounting bracket 12 is respectively connected with the transverse mounting bracket 11 and the angle steel ring 9 on the same side.
The auxiliary supporting shafts 54 in the first auxiliary mechanism 15, the second auxiliary mechanism 16 and the third auxiliary mechanism 17 on the same side are supporting shafts and cannot rotate, the three auxiliary supporting shafts 54 are connected through the transverse mounting support 11 and the belt seat fastening ring 10, then the vertical mounting support 12 is adopted to connect the transverse mounting support 11 and the angle steel ring 9, besides, all other shafts are transmission shafts, the two ends of all other shafts are provided with the belt seat bearings 49, if the transmission shafts are arranged in parallel and adjacent at the same horizontal height, the two transverse mounting supports 11 are respectively connected with the belt seat bearings 49 at the same end of the transmission shafts with different horizontal heights, then the transverse mounting supports 11 are respectively connected through the vertical mounting support 12, and the vertical mounting support 12 is fixedly connected with the angle steel ring 9; if the transmission shafts are not parallel on the same horizontal plane and are adjacent to other transmission shafts, the vertical mounting bracket 12 is directly connected with the bearing 49 with the seat, and then the vertical mounting bracket 12 is fixedly connected with the angle steel ring 9.
In this embodiment, the weight at the bottom end of the auxiliary swing weight 61 is formed by combining a cylinder and a cone; the heights of cylindrical parts of the weight blocks in the first auxiliary mechanism 15, the second auxiliary mechanism 16 and the third auxiliary mechanism 17 are sequentially shortened, and the weights are sequentially decreased, namely the weight blocks in the first auxiliary mechanism 15 are large-weight blocks, the weight blocks in the second auxiliary mechanism 16 are medium-weight blocks, and the weight blocks in the third auxiliary mechanism 17 are small-weight blocks; the wave energy required when the auxiliary swing weights 61 in the first auxiliary mechanism 15, the second auxiliary mechanism 16, and the third auxiliary mechanism 17 are driven is decreased.
The gear ratio of the auxiliary second transmission shaft big gear 57 to the auxiliary third transmission shaft small gear 59 in the first auxiliary mechanism 15, the gear ratio of the auxiliary second transmission shaft big gear 57 to the auxiliary third transmission shaft small gear 59 in the second auxiliary mechanism 16 and the gear ratio of the auxiliary second transmission shaft big gear 57 to the auxiliary third transmission shaft small gear 59 in the third auxiliary mechanism 17 are gradually decreased, so that the resistance of the device per se is reduced, the device can adapt to various different wave conditions, wave energy from small to large can be collected, and the collection range of the wave energy and the wave energy utilization rate are improved; in addition, when the upper gear conversion mechanism 13 and the lower gear conversion mechanism 14 work, the three auxiliary mechanisms with different sizes can effectively compensate reversing gaps between the gears and the racks, so that wave energy conversion is more stable.
The hinge system includes a first hinge 66, a second hinge 67, a hinge shaft 68, and a hinge post 69; the hinge columns 69 are respectively connected with the upper side of the conical cylinder cover 8 at one end of the middle pontoon assembly 4 and the lower side of the conical cylinder cover 8 at the other end, and correspondingly, the upper side or the lower side of the conical cylinder cover 8 at the inner end of the end pontoon assembly 2 is also connected with the hinge columns 69 in a threaded manner; rectangular grooves 70 are formed in the side, corresponding to the rack bar 36, of the conical cylinder cover 8, and threaded holes 71 are formed in the front end of the conical cylinder cover 8; the first hinge member 66 and the second hinge member 67 are respectively connected with the front ends of the adjacent two conical cylinder covers 8 in a threaded manner through threaded holes 71; the first hinge member 66 and the second hinge member 67 are connected through a hinge rotating shaft 68; the rack bar hinge hole 40 of the upper gear change mechanism 13 in the one intermediate pontoon assembly 4 is hinged to the hinge post 69 on the upper side of the conical barrel cover 8 of the adjacent other intermediate pontoon assembly 4, and the rack bar hinge hole 40 of the lower gear change mechanism 14 in the adjacent other intermediate pontoon assembly 4 is also hinged to the hinge post 69 on the lower side of the adjacent conical barrel cover 8.
The working process of the device is as follows: firstly, the gear ratios of the second transmission shaft big gear 57 and the third transmission shaft small gear 59 in the first auxiliary mechanism 15, the second auxiliary mechanism 16 and the third auxiliary mechanism 17 are designed according to wave conditions, and meanwhile, the mass of the weight block of the swing hammer 61 in the first auxiliary mechanism 15, the second auxiliary mechanism 16 and the third auxiliary mechanism 17 is designed so that the wave energy collecting range in the first auxiliary mechanism 15, the second auxiliary mechanism 16 and the third auxiliary mechanism 17 covers the wave conditions of the sea area, and the wave energy converting gap caused by the reversing gap of the racks can be made up when the upper gear converting mechanism 13 and the lower gear converting mechanism 14 work, so that the wave energy converting efficiency and the wave energy converting stability of the device are improved.
The device is arranged along the wave propagation direction and tied to the seabed through the mooring system 1, when waves propagate, the intermediate pontoon assembly 4 and the end pontoon assembly 2 are in different wave positions to generate relative upward and downward movements, relative rotation occurs between the intermediate pontoon assembly 4 and the end pontoon assembly 2 or between the intermediate pontoon assembly 4, thereby the rack bar 36 in the upper gear conversion mechanism 13 and the lower gear conversion mechanism 14 is enabled to reciprocate linearly along the axial direction thereof, the limit roller 35 synchronously rotates on the rack bar raceway 38, the rack bar 37 and the first transmission shaft pinion 32 are enabled to be tightly meshed, the rectangular blocks of the first rack limiter 34 and the second rack limiter 42 are always in contact with the external tooth bar limiting ring 39 or the internal tooth bar limiting ring 48 in the limit position, thereby the first transmission shaft pinion 32 and the rack bar 37 are protected, the rack bar 37 drives the first transmission shaft pinion 32 to reciprocate, the large sprocket 33 is enabled to connect the small sprocket wheel type ratchet wheel 29 with the first transmission shaft large sprocket wheel 43 to drive the second transmission shaft 28 to rotate in a unidirectional manner, the limit roller 35 is enabled to rotate synchronously on the rack bar raceway 38, the first transmission shaft pinion 45 is enabled to drive the second transmission shaft 28 to rotate in a unidirectional manner, the large sprocket wheel 45 is enabled to rotate the large sprocket wheel 45 to drive the third transmission shaft 24 through the third transmission shaft 25, and the third transmission shaft 25 is enabled to rotate the large sprocket wheel 45 is enabled to rotate through the third transmission shaft 25 and the third transmission shaft 25 is enabled to drive the large transmission shaft 25 to rotate through the third transmission shaft 25, and the third transmission shaft ratchet wheel 45 is enabled to rotate reciprocally, and the large transmission shaft 25 is connected to rotate by the power to rotate by the positive transmission shaft and the positive transmission shaft is.
Meanwhile, the auxiliary oscillating weight 61 in the first auxiliary mechanism 15 oscillates about the auxiliary supporting shaft 54, the auxiliary limiter 53 can limit the oscillating amplitude of the auxiliary oscillating weight 61, so as to avoid damaging other parts of the collision device, and the ratchet 64 drives the auxiliary ratchet 56 to rotate unidirectionally, the ratchet 64 drives the auxiliary first driving shaft big gear 55 to rotate through the auxiliary first driving shaft 50, the auxiliary first driving shaft big gear 55 is connected with the auxiliary second driving shaft small gear 58, the auxiliary second driving shaft small gear 58 drives the auxiliary second driving shaft big gear 57 to rotate through the auxiliary second driving shaft 51, the auxiliary second driving shaft big gear 57 is connected with the auxiliary third driving shaft small gear 59, the auxiliary third driving shaft small gear 59 drives the auxiliary third driving shaft big gear 60 through the auxiliary third driving shaft 52, and the auxiliary third driving shaft big gear 60 drives one output shaft pulley type ratchet 46 to rotate through the first synchronous belt 18 in the same rotation direction as the output shaft gear type ratchet 24.
The auxiliary oscillating weight 61 in the second auxiliary mechanism 16 oscillates about the auxiliary supporting shaft 54, the auxiliary limiter 53 can limit the oscillating amplitude of the auxiliary oscillating weight 61, so as to avoid damage caused by collision with other parts of the device, and the ratchet 64 drives the auxiliary ratchet 56 to rotate unidirectionally, the ratchet 64 drives the auxiliary first driving shaft big gear 55 to rotate through the auxiliary first driving shaft 50, the auxiliary first driving shaft big gear 55 is connected with the auxiliary second driving shaft small gear 58, the auxiliary second driving shaft small gear 58 drives the auxiliary second driving shaft big gear 57 to rotate through the auxiliary second driving shaft 51, the auxiliary second driving shaft big gear 57 is connected with the auxiliary third driving shaft small gear 59, the auxiliary third driving shaft small gear 59 drives the auxiliary third driving shaft big pulley 60 through the auxiliary third driving shaft 52, and the auxiliary third driving shaft big pulley 60 drives the second output shaft wheeled ratchet 46 to rotate through the second synchronous belt 19 in the same rotation direction as the output shaft gear ratchet 24.
The auxiliary oscillating weight 61 in the third auxiliary mechanism 17 oscillates about the auxiliary supporting shaft 54, the auxiliary limiter 53 can limit the oscillating amplitude of the auxiliary oscillating weight 61, so as to avoid damage caused by collision with other parts of the device, and the ratchet 64 drives the auxiliary ratchet 56 to rotate unidirectionally, the ratchet 64 drives the auxiliary first driving shaft big gear 55 to rotate through the auxiliary first driving shaft 50, the auxiliary first driving shaft big gear 55 is connected with the auxiliary second driving shaft small gear 58, the auxiliary second driving shaft small gear 58 drives the auxiliary second driving shaft big gear 57 to rotate through the auxiliary second driving shaft 51, the auxiliary second driving shaft big gear 57 is connected with the auxiliary third driving shaft small gear 59, the auxiliary third driving shaft small gear 59 drives the auxiliary third driving shaft big pulley 60 through the auxiliary third driving shaft 52, and the auxiliary third driving shaft big pulley 60 drives the third output shaft pulley type ratchet 46 to rotate through the third synchronous belt 20 in the same rotation direction as the output shaft gear type ratchet 24.
In summary, the rotation speeds of the three output shaft belt wheel type ratchet wheels 46 driven by the first auxiliary mechanism 15, the second auxiliary mechanism 16 and the third auxiliary mechanism 17 are different, so that conversion neutral gear caused by reversing gaps of rack motion in the upper gear conversion mechanism 13 and the lower gear conversion mechanism 14 can be made up, and the stability of wave energy conversion of the device is improved.
In addition, when the wave is small, the wave is insufficient to drive the upper gear conversion mechanism 13 and the lower gear conversion mechanism 14 to move, the driving force of the required wave is small, and the driving force of the required wave is sequentially reduced, so that the direct-current generator 22 can be driven to generate electricity through the first auxiliary mechanism 15 or the second auxiliary mechanism 16 or the third auxiliary mechanism 17 when the wave is small, the utilization range of different waves of the device is improved, and the wave energy conversion efficiency is increased.
The above examples are only illustrative of the preferred embodiments of the present invention and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art to the technical solution of the present invention should fall within the scope of protection defined by the claims of the present invention without departing from the spirit of the design of the present invention.

Claims (5)

1. A floating wave energy conversion device with auxiliary stable conversion mechanism, characterized in that: the apparatus includes a mooring system, an end buoy assembly, a middle buoy assembly, and a articulation system; the middle pontoon assemblies are connected through a hinge system; the middle pontoon assembly is connected with the end pontoon assembly through a hinge system; the other end of the end float assembly is provided with a hemispherical end cover, and a pressure cabin body is arranged in the end float assembly; one end of the anchoring system is connected with the hemispherical end cover through an anchor chain;
The middle pontoon assembly comprises a pontoon body, a conical barrel cover, an angle steel ring, a belt seat fastening ring, a transverse mounting bracket, a vertical mounting bracket, an upper gear conversion mechanism, a lower gear conversion mechanism, a first auxiliary mechanism, a second auxiliary mechanism, a third auxiliary mechanism, a first synchronous belt, a second synchronous belt and a third synchronous belt; the cone-shaped cylinder covers are respectively arranged at two ends of the floating cylinder body; the upper gear conversion mechanism is arranged at the upper part of one side in the pontoon body; the lower gear conversion mechanism is arranged at the lower part of the other side in the pontoon body; the upper gear conversion mechanism is opposite to the output end of the lower gear conversion mechanism; the inner sides of the output ends of the upper gear conversion mechanism and the lower gear conversion mechanism are respectively and transversely provided with a first auxiliary mechanism, a second auxiliary mechanism and a third auxiliary mechanism which are uniformly spaced in sequence; the output ends of the upper gear conversion mechanism and the lower gear conversion mechanism are respectively in transmission connection with three auxiliary mechanisms on the same side through a first synchronous belt, a second synchronous belt and a third synchronous belt;
the angle steel rings are respectively arranged at the outer sides of the circumferences of the upper gear conversion mechanism, the lower gear conversion mechanism and the auxiliary mechanisms and fixedly connected with the pontoon body; the three auxiliary mechanisms on the same side are connected through a transverse mounting bracket in a mode of a fastening ring with a seat and a bearing with a seat; the vertical mounting bracket is respectively connected with the transverse mounting bracket and the angle steel ring on the same side;
The upper gear conversion mechanism comprises a motor placing plate, a direct current generator, a coupler, an output shaft gear type ratchet wheel, a third transmission shaft big gear, a third transmission shaft pinion, a second transmission shaft, a small sprocket type ratchet wheel, a chain, a first transmission shaft pinion, a big sprocket, a first rack limiter, a limiting roller, a rack bar rack, a rack bar rollaway nest, an external gear limiting ring, a rack bar hinge hole, a limiting pin rotating shaft, a second rack limiter, a first transmission shaft big gear, a second transmission shaft pinion type ratchet wheel, a second transmission shaft big gear, an output shaft belt wheel type ratchet wheel, an output shaft and an internal gear limiting ring; the rack rod hinge hole is arranged at the outer end of the rack rod; the rack bar rollaway nest and the rack bar racks are respectively and correspondingly arranged on the upper surface and the lower surface of the middle area of the rack bar; the first transmission shaft, the second transmission shaft and the third transmission shaft are sequentially arranged from top to bottom; the limiting pin rotating shaft penetrates through the limiting roller, and two ends of the limiting pin rotating shaft are respectively connected with the first rack limiter and the second rack limiter; the first rack limiter and the second rack limiter are symmetrical in structure and are composed of a rectangular block which is in the same direction with the rack rod and a bearing arranged at the bottom of the rectangular block; the first transmission shaft pinion is arranged in the middle of the first transmission shaft; the bottoms of the first rack limiter and the second rack limiter are respectively connected with the first transmission shaft through bearings and are symmetrically distributed on two sides of a pinion of the first transmission shaft, and the length of a rectangular block is larger than the diameter of an circumscribed circle of the pinion of the first transmission shaft; the rack bar and the rack are meshed with the first transmission shaft pinion; the rack bar rollaway nest is matched with the limit roller; the outer gear limiting ring and the inner gear limiting ring are respectively arranged at two ends of a rack bar and a rack area; the large chain wheel and the large gear of the first transmission shaft are respectively arranged at two ends of the first transmission shaft; the pinion type ratchet wheel is arranged on one side of the middle part of the second transmission shaft; the second transmission shaft small sprocket ratchet wheel and the second transmission shaft big gear are respectively arranged at two ends of the second transmission shaft; the small sprocket type ratchet wheel is connected with the large sprocket through a chain; the second transmission shaft pinion type ratchet wheel is in meshed connection with the first transmission shaft big gear; the third transmission shaft pinion and the third transmission shaft bull gear are respectively arranged at two ends of the third transmission shaft; the third transmission shaft pinion is in meshed connection with the second transmission shaft bull gear; three output shaft pulley type ratchet wheels are uniformly arranged in the middle of the output shaft at intervals; the output shaft gear type ratchet wheel is arranged on one side of the output shaft and is in meshed connection with the third transmission shaft big gear; one end of the output shaft is connected with the direct-current generator through a coupler; the direct current generator is arranged on the motor placing plate; the three output shaft belt wheel type ratchet wheels are in transmission connection with a first auxiliary mechanism, a second auxiliary mechanism and a third auxiliary mechanism on the same side sequentially through a first synchronous belt, a second synchronous belt and a third synchronous belt; the two ends of each transmission shaft are provided with a bearing with a seat, and the bearings with the seats are fixed through a transverse mounting bracket or a vertical mounting bracket;
The lower gear conversion mechanism has the same structure as the upper gear conversion mechanism, and the difference is that in the lower gear conversion mechanism, the small sprocket ratchet wheel is arranged on one side of the middle part of the second transmission shaft; the second transmission shaft pinion type ratchet and the second transmission shaft large gear are respectively arranged at two ends of the second transmission shaft, the first transmission shaft, the second transmission shaft and the third transmission shaft are sequentially arranged from bottom to top, and correspondingly, the rack bar, the limiting pin rotating shaft, the limiting idler wheel, the first rack limiter and the second rack limiter are arranged in central symmetry with the rack bar, the limiting pin rotating shaft, the limiting idler wheel, the first rack limiter and the second rack limiter of the upper gear conversion mechanism.
2. A floating wave energy conversion device with an auxiliary stabilizing conversion mechanism according to claim 1, characterized in that: the hinge system comprises a first hinge piece, a second hinge piece, a hinge rotating shaft and a hinge column; the hinge columns are respectively arranged on the upper side of the conical cylinder cover at one end of the middle pontoon assembly and the lower side of the conical cylinder cover at the other end of the middle pontoon assembly; the first hinge piece and the second hinge piece are respectively connected with the front ends of the two adjacent conical cylinder covers in a threaded manner; the first hinge piece and the second hinge piece are connected through a hinge rotating shaft; the rack bar hinge hole of the upper gear conversion mechanism is hinged with the hinge post adjacent to the upper side of the conical barrel cover of the other middle pontoon assembly, and the rack bar hinge hole adjacent to the lower gear conversion mechanism of the other middle pontoon assembly is hinged with the hinge post adjacent to the lower side of the conical barrel cover.
3. A floating wave energy conversion device with an auxiliary stabilizing conversion mechanism according to claim 2, characterized in that: the first auxiliary mechanism, the second auxiliary mechanism and the third auxiliary mechanism have the same structure and comprise an auxiliary first transmission shaft, an auxiliary second transmission shaft, an auxiliary third transmission shaft, an auxiliary limiter, an auxiliary supporting shaft, an auxiliary first transmission shaft big gear, an auxiliary ratchet wheel, an auxiliary second transmission shaft big gear, an auxiliary second transmission shaft small gear, an auxiliary third transmission shaft big belt wheel, an auxiliary swinging hammer, a spring limiting pin, a ratchet rotating shaft, a ratchet and a ratchet spring; the auxiliary first transmission shaft, the auxiliary second transmission shaft and the auxiliary third transmission shaft are sequentially arranged in parallel with the output shaft from top to bottom; the auxiliary first transmission shaft big gear and the auxiliary ratchet wheel are respectively arranged at the front end and the rear end of the auxiliary first transmission shaft; the auxiliary second transmission shaft pinion and the auxiliary second transmission shaft bull gear are respectively arranged at the front end and the rear end of the auxiliary second transmission shaft; the auxiliary third transmission shaft big belt wheel and the auxiliary third transmission shaft pinion are respectively arranged at the front end and the rear end of the auxiliary third transmission shaft; the auxiliary second transmission shaft pinion is in meshed connection with the auxiliary first transmission shaft bull gear; the auxiliary second transmission shaft big gear is meshed with the auxiliary third transmission shaft small gear; the lengths of the auxiliary third transmission shafts in the first auxiliary mechanism, the second auxiliary mechanism and the third auxiliary mechanism are sequentially increased, so that the auxiliary third transmission shaft big belt wheels of the auxiliary third transmission shaft are respectively in one-to-one correspondence with the three output shaft belt wheel type ratchet wheels, and are respectively connected with the auxiliary third transmission shaft big belt wheels and the corresponding output shaft belt wheel type ratchet wheels through the first synchronous belt, the second synchronous belt and the third synchronous belt; the auxiliary supporting shaft is fixedly connected with an auxiliary limiter; the upper part of the auxiliary swinging hammer is provided with a hole and is connected with an auxiliary supporting shaft through a bearing, and the auxiliary supporting shaft is taken as a swinging center; the auxiliary swing hammer is composed of a vertical rectangular shaft, a disc fixedly connected to one side of the upper part of the rectangular shaft and a weight block fixedly connected to the bottom end of the rectangular shaft, the center of the disc is connected with one end of a ratchet through a ratchet rotating shaft, the other end of the ratchet is contacted with an auxiliary ratchet, a ratchet spring is arranged at the joint of the ratchet and the ratchet rotating shaft, and the ratchet is tightly pressed on the auxiliary ratchet through the ratchet spring, so that the ratchet is tightly contacted; the spring limiting pin is arranged on the upper side of the disc and used for fixing the ratchet spring; the two ends of each auxiliary transmission shaft are respectively provided with a bearing with a seat, and the bearings with the seats are fixed through a transverse mounting bracket or a vertical mounting bracket.
4. A floating wave energy conversion device with auxiliary stability conversion mechanism according to claim 3, characterized in that: the weight at the bottom end of the auxiliary swing hammer is formed by combining a cylinder and a cone; the heights of the cylindrical parts of the weight blocks in the first auxiliary mechanism, the second auxiliary mechanism and the third auxiliary mechanism are sequentially shortened, and the mass of the weight blocks is sequentially decreased.
5. A floating wave energy conversion device with auxiliary stability conversion mechanism according to claim 4, characterized in that: the gear ratios of the auxiliary second transmission shaft big gears and the auxiliary third transmission shaft small gears in the first auxiliary mechanism, the second auxiliary mechanism and the third auxiliary mechanism are sequentially decreased.
CN202111416050.4A 2021-11-25 2021-11-25 Floating type wave energy conversion device with auxiliary stable conversion mechanism Active CN114087112B (en)

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NL2033453A NL2033453B1 (en) 2021-11-25 2022-11-03 A Floating Wave Energy Conversion Device with an Auxiliary Stable Conversion Mechanism

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JPS5644465A (en) * 1979-09-14 1981-04-23 Puransaa:Kk Generator utilizing change of wave form
CN2475844Y (en) * 2001-02-20 2002-02-06 陈建秋 Double floater-ratchet type wave energy electric generator
CN102384013B (en) * 2011-07-28 2012-12-19 董万章 Floating type water wave energy acquisition and conversion system
US9863395B2 (en) * 2012-05-08 2018-01-09 Rohrer Technologies, Inc. Wave energy converter with concurrent multi-directional energy absorption
CN103277282B (en) * 2013-03-28 2015-09-30 清华大学 A kind of wave energy pump
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