CN118757308B - Ocean current power generation device - Google Patents
Ocean current power generation device Download PDFInfo
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- CN118757308B CN118757308B CN202410912945.4A CN202410912945A CN118757308B CN 118757308 B CN118757308 B CN 118757308B CN 202410912945 A CN202410912945 A CN 202410912945A CN 118757308 B CN118757308 B CN 118757308B
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- Prior art keywords
- power generation
- wave
- blocking
- water
- ocean current
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Classifications
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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
- F03B13/26—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 tide energy
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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
- F03B11/08—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator for removing foreign matter, e.g. mud
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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)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Oceanography (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The invention discloses a ocean current power generation device which comprises a left mounting box and a right mounting box, wherein a generator is arranged in one or both mounting boxes, a rotating shaft connected with the generator is arranged between the two mounting boxes, a plurality of wave prevention wheels are arranged on the rotating shaft, a plurality of fan-shaped water inlets are circumferentially arranged on the wave prevention wheels, at least one water blocking sheet is rotatably arranged on one side of each water inlet, when seawater enters from one side of each water inlet, the water blocking sheet rotates forward to enable the seawater to push the wave prevention wheels to rotate for power generation, when the seawater enters from the other side of each water inlet, the water blocking sheet rotates reversely to enable the seawater not to push the wave prevention wheels to rotate reversely, and the ocean current power generation device can utilize ocean current for power generation and is simple in structure.
Description
Technical Field
The invention relates to power generation equipment, in particular to a ocean current power generation device
Background
Ocean current power generation is a renewable energy technology for converting ocean current kinetic energy into electric energy, and the working principle of ocean current power generation is to install a turbine device with special design on the ocean floor or under water, rotate a turbine by using the power of water current and drive a generator to generate electric energy.
The periodic motion of sea water under the action of the tide guiding force of celestial bodies (mainly moon and sun) comprises tides and tides, the vertical fluctuation of sea surface is conventionally called tides, the flow of sea water in the horizontal direction is called tides, when power generation is carried out by using tides, a turbine driving a generator to rotate is arranged in the sea, the opposite motion direction of ocean current reciprocating fluctuation can drive the turbine to rotate in the opposite direction, so that the turbine cannot continuously rotate in one direction to generate power, and the power cannot be effectively generated or the power generation efficiency is low, in order to solve the problem, the Chinese patent application publication No. CN102536616A discloses a tide power generation water turbine which comprises: and the two ends of the generator rotor are provided with transmission shafts which extend out, the transmission shafts at the two ends are respectively connected with the first impeller and the second impeller through unidirectional transmission devices, and the blade trends of the first impeller and the second impeller are opposite. The water turbine comprises a sleeve, and the first impeller and the second impeller are arranged in the sleeve. The part of the sleeve which accommodates the first impeller is connected with the first water pipe outwards, and the part of the sleeve which accommodates the second impeller is connected with the second water pipe outwards. The diameters of the first water pipe and the second water pipe are gradually increased from the joint of the first water pipe and the sleeve to the outside to form an involute shape so as to be beneficial to converging and surging in tide. The invention can realize high-efficiency power generation without manual operation or computer control under the condition of reciprocating water flow, simplifies the system, and is beneficial to industrialization of tidal current power generation and development of a small power station and ocean energy independent power system.
The device can adjust the operation mode spontaneously according to the incoming flow condition to adapt to the reciprocating of tide in the horizontal direction to generate electricity, but two impellers with opposite directions are required to be arranged in opposite directions, each impeller is limited by a unidirectional transmission device so that the impeller can only rotate in one direction, and the whole structure of the device is relatively complex.
Disclosure of Invention
The invention aims to provide a ocean current power generation device with a simple structure.
The ocean current power generation device comprises a left mounting box and a right mounting box, wherein a generator is arranged in one or both mounting boxes, a rotating shaft connected with the generator is arranged between the two mounting boxes, a plurality of wave prevention wheels are arranged on the rotating shaft, a plurality of fan-shaped water inlets are circumferentially arranged on the wave prevention wheels, at least one water blocking piece is rotatably arranged on one side of each water inlet, when seawater enters from one side of each water inlet, the water blocking piece rotates forward to enable the seawater to push the wave prevention wheels to rotate for power generation, and when the seawater enters from the other side of the water inlet, the water blocking piece rotates reversely to enable the seawater not to push the wave prevention wheels to rotate reversely.
According to the technical scheme, the axial direction of the impeller is perpendicular to the flowing direction of seawater, when the seawater rushes to the shore, the seawater can drive the water blocking plate to rotate forward to form an axial sealing interface to prevent the seawater from flowing in the impeller, so that the seawater can continuously flow to the shore to push the impeller to rotate so as to drive the rotating shaft of the generator to rotate so as to generate electricity, when the seawater flows in the opposite direction, namely away from the shore, the seawater can drive the water blocking plate to rotate in the opposite direction so as to allow the seawater to flow in the impeller, but not push the impeller to rotate reversely, so that the impeller keeps the original rotating direction, the impeller is not blocked from continuously rotating in a certain direction due to the reciprocating flow of the seawater, the generator can generate electricity normally, and meanwhile, the impact of the seawater on the shore is reduced by utilizing the seawater rushing to the direction of the shore to generate electricity.
Preferably, a shaft sleeve is arranged in the impeller, and the water retaining sheet is arranged between the arc-shaped surface of the impeller and the shaft sleeve.
Preferably, the wave-preventing wheel is provided with blocking blocks for limiting the rotation angle of the wave-preventing wheel on two sides of the water baffle.
Preferably, the blocking blocks comprise wing plates and web plates which are connected in a T shape, the hinged end of the water blocking piece is abutted against one blocking block wing plate and web plate on two sides, and the movable end of the water blocking piece can be abutted against the wing plate of the other blocking block.
Preferably, the blocking blocks comprise short sides and long sides which are connected in an L shape, the hinged ends of the water blocking pieces are in abutting contact with the short sides and the long sides of one blocking block in two sides, and the movable ends can be in abutting contact with the short sides of the other blocking block.
Preferably, a warning device for warning the foreign object to strike the power generation device is also included.
Preferably, the warning device comprises a plurality of warning lamps and a movement mechanism, wherein the movement mechanism comprises a vertical swinging mechanism and a horizontal rotating mechanism, the vertical swinging mechanism is connected to the horizontal rotating mechanism and used for driving the warning lamps to swing in a vertical plane, and the horizontal rotating mechanism is connected to the mounting box and used for driving the warning lamps to rotate in a horizontal plane.
The warning device can utilize the light sensor to start the warning lamp, the vertical swinging mechanism and the horizontal rotating mechanism at night, so that the warning lamp swings in a vertical plane and rotates in the inner circumference of a horizontal plane to warn, the irradiation range of the warning lamp is improved, the phenomenon that the existing ocean current power generation equipment is not easy to perceive at night is avoided, the ship is easy to collide with the ocean current power generation device, the ocean current power generation device is broken and damaged, and the safety and reliability of the device are improved.
Preferably, the top of the mounting box is provided with a light sensor and a controller, the light sensor is electrically connected with the controller, and the controller is electrically connected with the warning lamp, the vertical swing mechanism and the transverse rotating mechanism respectively.
Preferably, a filter screen device is arranged in front of the pulsator.
Preferably, the filter screen device comprises a filter arc plate and a scraping plate, and the scraping plate can be attached to the surface of the filter arc plate to reciprocate.
Above-mentioned filter screen device can utilize to filter the arc board and block the impurity that suspends in the ocean current, avoids the impurity entering wave-proof wheel of suspension, makes wave-proof wheel jam be difficult to get into the ocean current to this normal clear of guaranteeing work, and the scraper blade can laminate and filter the arc board and reciprocate and move the suspended impurity that can block to filter the arc board and dial and move, makes suspended impurity break away from and filters the arc board, avoids suspended impurity shutoff filtration pore, realizes filter screen device's self-cleaning function.
Compared with the prior art, the marine wave-preventing device has the advantages that the marine wave-preventing device can generate electricity by utilizing ocean currents through a single wave-preventing wheel, two opposite impellers are not required to be arranged on the wave-preventing wheel, an independent one-way transmission device is not required to be arranged on each impeller, the structure is simple, and the manufacturing cost is low.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of the present invention;
FIG. 3 is a schematic view of a partial enlarged structure at A in FIG. 2;
FIG. 4 is a schematic diagram of a detachable structure of the warning device;
FIG. 5 is an enlarged partial schematic view of the screen assembly and the carrying case;
FIG. 6 is a schematic view of the structure of the pulsator;
FIG. 7 is a cross-sectional view of the pulsator;
FIG. 8 is a schematic view of a water deflector and a T-shaped blocking piece;
FIG. 9 is a schematic view of the structure of the water blocking plate and the L-shaped blocking block.
Detailed Description
As shown in the figure, the seawater power generation device comprises a left mounting box 1, a right mounting box 1, a power generator 2, a plurality of wave-proof wheels 3, a warning device 4 and a filter screen device 5, wherein at least one of the two mounting boxes 1 is provided with the power generator 2, a rotating shaft connected with the power generator 2 is rotatably connected between the two mounting boxes 1, the rotating shaft is provided with the plurality of wave-proof wheels 3, the power generator 2 is driven to work through the wave-proof wheels 3, the warning device 4 is arranged on the mounting boxes 1, and the filter screen device 5 is connected between the two mounting boxes 1.
The inside of the pulsator 3 is hollow, a plurality of fan-shaped water inlets 3-1 are circumferentially arranged on the pulsator 3, and the water inlets 3-1 can be larger than those in fig. 6 and 7, so that seawater can better enter and exit the pulsator 3, and preferably, the water inlets 3-1 are distributed on the pulsator 3 in an annular equidistant manner.
The middle of the inside of the impeller 3 is provided with a shaft sleeve 3-3, at least one water retaining sheet 3-2 is hinged between an arc surface between adjacent water inlets 3-1 and the shaft sleeve 3-3, when seawater enters from one side of the water inlet 3-1, the water retaining sheet 3-2 positively rotates to prevent the seawater from flowing in the impeller 3, the impeller 4 is driven by the seawater to rotate to generate electricity, when the seawater enters from the other side of the water inlet 3-1, the water retaining sheet 3-2 reversely rotates to allow the seawater to flow in the impeller 3, and the rotation direction of the impeller 3 is kept unchanged.
The two sides of the water retaining sheet 3-2 are provided with blocking blocks 3-4 for limiting the rotation angle of the water retaining sheet 3-2.
Preferably, the blocking blocks 3-4 comprise webs and wing plates which are connected in a T shape, the hinged ends of the water blocking plates 3-2 are abutted against the wing plates and the webs of the adjacent blocking blocks 3-4, namely, the hinged ends of the water blocking plates 3-2 are arranged in a round shape, meanwhile, the wing plates and the web plates can rotate, the water blocking plates 3-2 can only rotate within the range of 90 degrees between the wing plates and the web plates, the movable ends of the water blocking plates 3-2 can be abutted against the wing plates of the other blocking block 3-4 in the adjacent blocking blocks 3-4, preferably, the wing plates of the blocking blocks 3-4 in the same row are located in the same plane, and the web plates are parallel to each other.
When the movable ends of the water retaining plates 3-2 are in abutting contact with the wing plates of the blocking blocks 3-4 far away from the hinged ends, the water retaining plates 3-2 block gaps between two adjacent blocking blocks 3-4, when all the water retaining plates 3-2 block the gaps between the blocking blocks 3-4, a closed interface is formed between each water retaining plate 3-2 and each blocking block 3-4 in the corresponding corrugated wheel 3 to prevent free flow of seawater in the corrugated wheel 3, so that when the seawater continues to flow in the direction of pushing the movable ends of the water retaining plates 3-2 to be in abutting contact with the wing plates of the blocking blocks 3-4, the water retaining plates 3-2 and the blocking blocks 3-4 are pushed to drive the corrugated wheel 3 to rotate, and when the seawater flows in the opposite direction, the movable ends of the water retaining plates 3-2 are pushed away from the wing plates of the blocking blocks 3-4, and at the moment, the gaps between the adjacent blocking blocks 3-4 are opened again, the seawater can flow freely in the corrugated wheel 3, and the corrugated wheel 3 is not driven to rotate in the opposite direction.
Besides the structure, the blocking blocks 3-4 can also be of an L-shaped structure consisting of short sides and long sides, the hinged end of the water blocking sheet 3-2 is abutted against and contacted with the short side and the long side of one of the blocking blocks 3-4 at the same time, the movable end of the water blocking sheet 3-2 can be abutted against and contacted with the short side of the other blocking block 3-4, the water blocking sheet 3-2 can only rotate within the range of 90 degrees between the short side and the long side, and when the movable end of the water blocking sheet 3-2 is abutted against and contacted with the short side of the blocking block 3-4 far from the hinged end, gaps between the adjacent blocking blocks 3-4 are blocked, so that seawater pushes the wave preventing wheel 3 to rotate, and the principle is not repeated.
The seabed is provided with a positioning device for limiting the installation box 1 to move within a certain range, the positioning device can adopt positioning piles and ropes, the positioning piles are fixed on the seabed, two ends of each rope are respectively connected to the positioning piles and the installation box 1, the device can be positioned and suspended on the sea surface through the installation box 1, the installation box 1 is a hollow box body, and the generator 2 is installed in the installation box body.
The warning device 4 comprises a plurality of warning lamps 4-12 and a movement mechanism, wherein the movement mechanism comprises a vertical swinging mechanism and a transverse rotating mechanism, the vertical swinging mechanism is connected to the transverse rotating mechanism and used for driving the warning lamps 4-12 to swing in a vertical plane, and the transverse rotating mechanism is connected to the mounting box 1 and used for driving the warning lamps 4-12 to rotate in a transverse plane.
The vertical swinging mechanism comprises a rotating rod 4-10 and a first driving mechanism, wherein the warning lamp 4-12 is connected to the rotating rod 4-10 through a T-shaped swinging frame 4-11, the swinging frame 4-11 can be a vertical rod or a plurality of cross rods are connected to the top of the vertical rod, the tail end of each cross rod is connected with the warning lamp 4-12, the axis of the rotating rod 4-10 is horizontally arranged, and the first driving mechanism is used for driving the rotating rod 4-10 to rotate.
In one embodiment, the first driving mechanism may be a first motor connected to the rotating rod 4-10, and the motor drives the rotating rod 4-10 to rotate positively and negatively intermittently, so as to drive the warning lamp 4-12 to move in a vertical plane.
In another embodiment, the first driving mechanism comprises a rotating rod 4-4, a first worm 4-2 and a first motor, wherein the rotating rod 4-4 is rotatably connected to the installation box 1, a main bevel gear 4-5 is arranged at the top of the rotating rod 4-4, a first worm wheel 4-3 matched with the first worm 4-2 is arranged at the bottom of the rotating rod, the first worm 4-2 is rotatably connected to the installation box 1, the first motor is connected with the first worm 4-2, and a secondary bevel gear 4-9 meshed with the bevel gear 4-5 is arranged on the rotating rod 4-10.
When the rotary device is used, the first worm 4-2 is driven to rotate by the first motor, the first turbine 4-3 is further driven to drive the rotary rod 4-4 to rotate, the rotary rod 4-4 rotates to drive the main bevel gear 4-5 to rotate, the main bevel gear 4-5 drives the auxiliary bevel gear 4-9 to rotate, the rotary rod 4-10 is driven to rotate, the rotary rod 4-10 drives the swinging frame 4-11 and the warning lamp 4-12 to rotate in a vertical plane, and the first motor is also connected with a bidirectional relay to realize intermittent positive and negative rotation.
The transverse rotating mechanism comprises a bearing device and a second driving mechanism, wherein the bearing device can be a U-shaped frame or a mounting plate and the like, the U-shaped frame is used as an example, a rotating rod 4-10 is connected between two side plates of the U-shaped frame in a rotating mode, if the first driving mechanism only comprises a first motor, the first motor is arranged on a side plate of the U-shaped frame, if the first driving mechanism is of a structure in another embodiment, a rotating rod 4-4 is connected onto a bottom plate of the U-shaped frame in a rotating mode, a supporting seat 4-1 is arranged at the top of the mounting box 1, and the bearing device is connected onto the supporting seat 4-1 in a rotating mode.
When the first driving mechanism is only one first motor, the second driving mechanism can be a second motor linked with the bearing mechanism, the axis of the second motor is vertically arranged, and the bearing mechanism, the rotating rod 4-10, the warning lamp 4-12 and the first motor are driven by the second motor to rotate in the horizontal plane.
When the first driving mechanism is of a structure in another embodiment, the second driving mechanism comprises a hollow support 4-6, a second worm 4-8 and a second motor, the hollow support 4-6 is rotatably connected to the support seat 4-1, the axis of the hollow support 4-6 is vertically arranged, the top of the hollow support 4-6 is connected to the bearing device, the bearing device is provided with a through hole matched with the hollow support 4-6, a rotating rod 4-4 passes through the through hole of the bearing device and is sleeved in the hollow support 4-6, a main bevel gear 4-5 is positioned above the through hole of the bearing device, the second worm 4-8 is rotatably connected to the installation box 1, a second worm wheel 4-7 matched with the second worm 4-8 is arranged at the bottom of the hollow support 4-6, and the first worm wheel 4-3 is arranged below the second worm wheel 4-7, a thrust bearing is arranged between the first worm wheel 4-3 and the second worm wheel 4-7, so that the two worm wheels are not interfered when rotating, and the second motor is connected with the second worm wheel 4-8.
When the device is used, the second worm 4-8 is driven to rotate by the second motor, so that the second turbine 4-7 and the hollow sleeve 4-6 rotate, the whole bearing device, the rotating rod 4-10 and the warning lamp 4-12 are driven to rotate in a horizontal plane, the main bevel gear 4-5 and the auxiliary bevel gear 4-9 keep a meshed state in the rotating process, and the second motor can be connected with a two-way relay to realize intermittent positive and negative rotation.
Through vertical swing mechanism and horizontal slewing mechanism cooperation, can realize that warning light 4-12 swings in vertical plane and rotates in the horizontal plane to increase the irradiation range of warning light 4-12, make it more easily found, avoid the ship to touch this device by mistake at night.
The top of the installation box 1 can be further provided with a light sensor 4-13 and a controller, the light sensor 4-13 is electrically connected with the controller, the controller is electrically connected with the warning lamp 4-12, the vertical swing mechanism and the horizontal rotation mechanism respectively, and the controller controls each connected electric element to work only when the illumination intensity signal transmitted by the light sensor 4-13 is lower than a set threshold value.
The filter screen device 5 comprises a filter arc plate 5-3 matched with the wave-proof wheel 3, a plurality of filter holes 5-4 are formed in the filter arc plate 5-3, the filter arc plate 5-3 is connected between the two mounting boxes 1, the radial section of the filter arc plate 5-3 can be semicircular as shown in figures 1,2 and 5, but the actual radian can be larger to cover the wave-proof wheel set widely.
The filter arc plate 5-3 is connected with a scraper 5-6 in a sliding manner, the scraper 5-6 is attached to the surface of the filter arc plate 5-3, the scraper 5-6 can reciprocate on the surface of the filter arc plate 5-3 to scrape various suspended impurities attached to the surface of the filter arc plate, and a driving mechanism is arranged on the installation box 1 and used for driving the scraper 5-6 to slide.
The driving mechanism comprises a screw rod 5-1 and a ball sliding block 5-5 matched with the screw rod, the scraping plate 5-6 is connected to the ball sliding block 5-5, and a driving device is arranged on the bearing box 1 or the suspension box 2 and used for driving the screw rod 5-1 to rotate.
In one embodiment, the driving device is a first worm 4-2 and a first motor, the second worm 4-2 and the driving screw 5-1 are coaxially connected, and the first motor drives the two to rotate.
In another embodiment, the driving means may be a third motor.
The top of the filtering arc plate 5-3 is provided with a limiting bracket 5-2, and the ball sliding block 5-5 is connected to the limiting bracket 5-2 in a sliding way.
The filter screen device 5 is arranged to filter suspended impurities in seawater, so that suspended impurities are prevented from entering the pulsator 3, and the water inlet 3-1 is blocked, so that the device cannot be used normally.
Claims (8)
1. A ocean current power generation device is characterized by comprising a left mounting box (1) and a right mounting box (1), wherein a generator (2) is arranged in one or two mounting boxes (1), a rotating shaft connected with the generator (2) is arranged between the two mounting boxes (1), a plurality of wave-preventing wheels (3) are arranged on the rotating shaft, a plurality of fan-shaped water inlets (3-1) are circumferentially arranged on the wave-preventing wheels (3), at least one water blocking piece (3-2) is rotatably arranged on one side of each water inlet (3-1), a shaft sleeve (3-3) is arranged in the wave-preventing wheels (3), the water blocking piece (3-2) is arranged between an arc-shaped surface of the wave-preventing wheels (3) and the shaft sleeve (3-3), a blocking piece (3-4) limiting the rotating angle of the wave-preventing wheels is arranged on two sides of the water blocking piece (3-2), the hinged end of each wave-preventing piece (3-2) is in contact with one of the two side blocking pieces (3-4), the movable end of each wave-preventing wheel can be in contact with the other blocking pieces (3-4), when the wave-preventing wheels (3) rotate, the wave-preventing pieces (3) are in the opposite sides and form axial direction to block interfaces against two sides of the wave-preventing wheels (3-2), when the impeller (3) reversely rotates, the movable end of the water retaining sheet (3-2) is separated from the blocking block (3-4) which is abutted against the movable end of the water retaining sheet to allow seawater to flow in a gap between the adjacent blocking blocks (3-4), when the seawater enters from one side of the water inlet (3-1), the water retaining sheet (3-2) positively rotates to enable the seawater to push the impeller (3) to rotate for generating electricity, and when the seawater enters from the other side of the water inlet (3-1), the water retaining sheet (3-2) reversely rotates to enable the seawater not to push the impeller (3) to reversely rotate.
2. A ocean current power generation device according to claim 1 is characterized in that the blocking blocks (3-4) comprise wing plates and web plates which are connected in a T shape, the hinged ends of the water blocking plates (3-2) are in abutting contact with the wing plates and the web plates of one blocking block (3-4) on two sides, and the movable ends can be in abutting contact with the wing plates of the other blocking block (3-4).
3. A ocean current power generation device according to claim 1 is characterized in that the blocking blocks (3-4) comprise short sides and long sides which are connected in an L shape, the hinged end of the water blocking piece (3-2) is abutted against the short side and the long side of one blocking block (3-4) on two sides, and the movable end can be abutted against the short side of the other blocking block (3-4).
4. A ocean current power generation device according to claim 1 further comprising a warning device (4) for warning of a foreign object striking the power generation device.
5. The ocean current power generation device according to claim 4 is characterized in that the warning device (4) comprises a plurality of warning lamps (4-12) and a movement mechanism, the movement mechanism comprises a vertical swing mechanism and a transverse rotation mechanism, the vertical swing mechanism is connected to the transverse rotation mechanism and used for driving the warning lamps (4-12) to swing in a vertical plane, and the transverse rotation mechanism is connected to the mounting box (1) and used for driving the warning lamps (4-12) to rotate in a transverse plane.
6. The ocean current power generation device according to claim 5 is characterized in that a light sensor (4-13) and a controller are arranged at the top of the installation box (1), the light sensor (4-13) is electrically connected with the controller, and the controller is electrically connected with the warning lamp (4-12), the vertical swing mechanism and the horizontal rotation mechanism respectively.
7. A ocean current power generation device according to claim 1 is characterized in that a filter screen device (5) is arranged in front of the pulsator (3).
8. A ocean current power generation device according to claim 7, wherein the filter screen device (5) comprises a filter arc plate (5-3) and a scraper (5-6), and the scraper (5-6) can be attached to the surface of the filter arc plate (5-3) to reciprocate.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410890316 | 2024-07-04 | ||
| CN2024108903166 | 2024-07-04 |
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| CN118757308A CN118757308A (en) | 2024-10-11 |
| CN118757308B true CN118757308B (en) | 2025-03-07 |
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|---|---|---|---|---|
| CN205955903U (en) * | 2016-06-27 | 2017-02-15 | 毛永波 | Wheel-to-flow movable plate limit tension water wheel or wind wheel and power generation system |
| CN118188274A (en) * | 2024-04-08 | 2024-06-14 | 西安交通大学 | Coastal ocean power generation device |
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| CN118757308A (en) | 2024-10-11 |
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