CN112664381B

CN112664381B - Combined type ocean power generation equipment

Info

Publication number: CN112664381B
Application number: CN202011488739.3A
Authority: CN
Inventors: 张迈; 高华喜
Original assignee: Zhejiang Ocean University ZJOU
Current assignee: Zhejiang Ocean University ZJOU
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2023-03-24
Anticipated expiration: 2040-12-16
Also published as: CN112664381A

Abstract

The invention relates to combined ocean power generation equipment and a using method thereof. The invention can solve the problems that the existing equipment has poor use effect, complex installation and low stability when generating electricity for ocean energy, the equipment is easy to shake or even damage due to the interference of external environment, the service life of the equipment is influenced, and the existing equipment can only generate electricity for one ocean energy when generating electricity for ocean energy, so that the utilization rate of the ocean energy is low, the power generation effect is poor, the use effect of the equipment is influenced, and the like.

Description

Combined ocean energy power generation equipment

Technical Field

The invention relates to the technical field of ocean power generation, in particular to combined ocean power generation equipment and a using method thereof.

Background

Ocean energy refers to renewable energy that is attached to the sea, which receives, stores, and dissipates energy through various physical processes, and such energy exists in the ocean in the form of tidal energy, wave energy, temperature difference energy, salt difference energy, ocean current energy, and the like. The utilization of ocean energy refers to the conversion of various ocean energies into electric energy or energies in other available forms by using a certain method and equipment. The ocean energy has the advantages of being renewable, free of environmental pollution and the like, so that the ocean energy is a new energy which needs to be developed urgently and has strategic significance.

At present, the existing ocean power generation equipment generally has the following defects when in use: 1. when the existing equipment is used for generating electricity for ocean energy, the using effect is poor, the installation is complex, the stability is low, the equipment is easy to shake or even damage due to the interference of the external environment, and the service life of the equipment is influenced; 2. when the existing equipment generates electricity for ocean energy, only one type of ocean energy can be used for generating electricity, so that the utilization rate of the ocean energy is low, the electricity generation effect is poor, and the use effect of the equipment is influenced.

Disclosure of Invention

Technical problem to be solved

The invention can solve the problems that the existing equipment has poor use effect, complex installation and low stability when generating electricity for ocean energy, the equipment is easy to shake or even damage due to the interference of external environment, the service life of the equipment is influenced, and the existing equipment can only generate electricity for one ocean energy when generating electricity for ocean energy, so that the utilization rate of the ocean energy is low, the power generation effect is poor, the use effect of the equipment is influenced, and the like.

(II) technical scheme

In order to achieve the purpose, the invention adopts the following technical scheme that the combined type ocean power generation equipment comprises a bottom plate, a fixing device and a power generation device, wherein the bottom plate is of a rectangular structure, the fixing device is symmetrically arranged at the lower end of the bottom plate, and the power generation device is uniformly arranged at the upper end of the lower end of the bottom plate.

Fixing device include fixing base, fixed column and fixed establishment, the bottom plate lower extreme evenly install the fixing base, fixing base lower extreme fixed mounting has the fixed column, the fixed column is the toper structure, the inside cavity that is provided with of fixed column, cavity internally mounted has fixed establishment, during specific work, the fixed column can insert seabed ground inside, fixed establishment can effectually guarantee the fastness of being connected between fixed column and the seabed ground, prevents to take place to rock.

The power generation device comprises a power generation box, a connecting rod, a supporting frame, a rotating mechanism and a floater mechanism, the power generation box is uniformly installed at the upper end of the bottom plate, the power generation box is of a rectangular structure, a circular empty groove is formed in the middle of the power generation box, the connecting rod is installed inside the circular empty groove, the supporting frame is installed on the outer side of the lower end of the connecting rod, the lower end of the supporting frame is installed on the power generation box, the rotating mechanism is installed at the upper end of the connecting rod, during specific work, the rotating mechanism can utilize ocean current energy according to the characteristics of ocean current, when ocean generates large waves, the floater mechanism sinks into the ocean surface under the action of the waves, the floater mechanism drives the power generation box to perform power generation work through the connecting rod, and then ocean wave energy can be utilized, when ocean beats the floater mechanism, the stress of the floater mechanism generates deformation to realize the function of self power generation, and then the function of simultaneous utilization of multiple ocean energies can be played, and the utilization rate of the ocean energy is improved.

The power generation box comprises a box body, a sliding rod, a connecting spring, a rotating gear, a rack plate, an adjusting gear and a power generator, wherein the box body is installed on a bottom plate, the sliding rod is arranged in the middle of the inside of the box body and is of a T-shaped structure, the upper end of the sliding rod is in sliding connection with a sliding groove in the lower end of a connecting rod, the connecting spring is installed between the upper end of the sliding rod and the sliding groove, grooves are symmetrically formed in the box body and are communicated with a circular empty groove, the rotating gear is installed in the grooves through a bearing, the adjusting gear is meshed in the inner side of the rotating gear and is installed on an input shaft of the power generator, the power generator is installed in the grooves, the rack plate is meshed in the outer side of the connecting rod, and during specific work, when ocean generates large waves, the wave flapping float mechanism drives the connecting rod to move up and down, the connecting rod drives the power generator to generate power through the rotating gear, and further can realize the function of utilizing the wave energy.

Slewing mechanism including rotating motor, lead screw, screw seat, gag lever post, spacing groove, rotating turret and turbo generator, connecting rod middle part inboard be provided with the spread groove, the rotation motor is installed through the motor cabinet to the inside upper end of spread groove, install the lead screw on the output shaft of rotation motor, the lead screw lower extreme is connected with the connecting rod through the round pin axle, evenly be provided with the screw seat on the lead screw, the gag lever post is installed to screw seat outside symmetry, the connecting rod middle part outside is connected with the rotating turret through sliding fit's mode, the rotating turret inboard evenly is provided with the spacing groove, turbo generator is installed in the rotating turret outside, when concrete during operation, according to the characteristic of the regional ocean current of installing, drive the lead screw through rotating the motor and rotate, the lead screw passes through the gag lever post and adjusts turbo generator's steering position, make turbo generator unanimous with ocean current direction, ocean current and then can drive turbo generator continuation power generation work.

As a preferred technical scheme of the invention, the float mechanism comprises a floating plate, a connecting plate, a reset spring, a power generation rod and an elastic cushion, wherein the floating plate is arranged at the upper end of the connecting rod, the cross section of the floating plate is of a U-shaped structure, the connecting plate is arranged at the left end inside the floating plate through a pin shaft, the power generation rod is arranged between the right end of the connecting plate and the middle part of the floating plate through a pin shaft, the reset spring is symmetrically arranged outside the power generation rod, the elastic cushion is arranged at the right side inside the floating plate, when the connecting plate is flapped by waves, the connecting plate rotates inwards through the pin shaft, the connecting plate drives the power generation rod to contract to move, the power generation rod can generate power, the reset spring plays a role in resetting, and the elastic cushion can prevent the power generation rod from being collided to cause damage.

As a preferred technical scheme of the invention, the power generation rod comprises a connecting frame, a partition plate, a driving gear, a sliding plate and a micro generator, wherein the section of the connecting frame is of a rectangular hollow structure, the partition plate is arranged in the connecting frame, the micro generator is uniformly arranged at the upper end of the partition plate, the driving gear is uniformly arranged at the lower end of the partition plate through a pin shaft and is connected with an input shaft of the micro generator, the sliding plate is connected to the middle of the lower end of the partition plate in a sliding fit mode, the outer side of the sliding plate is uniformly provided with a latch, the latch is meshed with the driving gear, and when the power generation rod is in contraction motion in specific work, the latch on the outer side of the sliding plate drives the micro generator to generate power through the driving gear.

As a preferred technical scheme of the invention, the support frame comprises a support rod, a fixing ring and a rotating ring, the fixing ring is arranged on the lower side of the connecting rod, the lower end of the fixing ring is mounted at the upper end of the power generation box through the support rod, the rotating ring is mounted in the fixing ring, and balls are uniformly mounted in the rotating ring.

As a preferred technical scheme of the invention, the fixing mechanism comprises a fixing rod, a rotating seat, a supporting rod and a connecting spring, the fixing rod is arranged in the cavity, the rotating seat is uniformly arranged on the outer side of the fixing rod, the supporting rod is arranged in the rotating seat through a pin shaft, and the connecting spring is arranged between the upper end of the supporting rod and the fixing rod.

As a preferred technical scheme of the invention, the limiting groove is obliquely arranged downwards along the inner side wall of the rotating frame, the inner part of the limiting groove is connected with the outer end of the limiting rod in a sliding fit mode, and the outer side of the limiting rod is of an arc-shaped structure.

In addition, the invention also provides a using method of the combined type ocean power generation equipment, which comprises the following steps:

s1, manually installing the marine floating platform on a sea bottom surface, and inserting a fixing device into the sea bottom surface, so that the firmness of the marine floating platform is ensured, and the phenomenon of shaking is avoided;

s2, according to the characteristics of ocean currents in an installed area, the screw rod is driven to rotate by the rotating motor, the screw rod adjusts the steering position of the turbine generator through the limiting rod, the direction of the turbine generator is consistent with the direction of the ocean currents, and the ocean currents can further drive the turbine generator to continuously generate electricity;

s3, when the ocean generates larger waves, the floater mechanism sinks into the sea surface under the action of the waves, and the floater mechanism drives the power generation box to generate power through the connecting rod, so that the ocean wave energy can be utilized;

s4, when the sea beats the float mechanism, the float mechanism deforms under stress to realize the function of self-generation, and then the effect of high-efficiency utilization of the sea energy can be achieved.

(III) advantageous effects

1. The combined ocean energy power generation equipment and the use method thereof adopt a combined power generation mode, can simultaneously utilize a plurality of ocean energies such as wave energy, ocean current energy and the like, have good utilization effect and high power generation efficiency, and are beneficial to long-term power generation of the equipment;

2. according to the combined type ocean power generation equipment and the using method thereof, the fixing device can be fixedly inserted with the seabed ground, the using effect is good, the installation is simple, the stability is high, the equipment is not easily interfered by the external environment, the phenomenon of shaking and even damage is avoided, and the service life of the equipment is ensured.

3. According to the combined ocean energy power generation equipment and the using method thereof, the floater mechanism not only can utilize ocean wave energy, but also can generate power automatically according to kinetic energy generated by the wave energy, so that the utilization rate of ocean energy can be effectively improved.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic plan view of the present invention;

FIG. 3 is a schematic view of the structure between the base plate and the fixing device of the present invention;

FIG. 4 is a schematic cross-sectional view of the bottom plate, the power generation box, the connecting rod and the support frame of the present invention;

FIG. 5 is a schematic cross-sectional view of the connecting rod and the rotating mechanism of the present invention;

FIG. 6 is a schematic cross-sectional view of the rotating frame and the limiting groove of the present invention;

FIG. 7 is a first cross-sectional view of the power pole of the present invention;

fig. 8 is a schematic diagram of a second cross-sectional structure of the power pole of the present invention.

Detailed Description

The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.

As shown in fig. 1 to 8, a combined ocean power generation device comprises a bottom plate 1, fixing devices 2 and power generation devices 3, wherein the bottom plate 1 is of a rectangular structure, the fixing devices 2 are symmetrically arranged at the lower end of the bottom plate 1, and the power generation devices 3 are uniformly arranged at the upper end of the lower end of the bottom plate 1.

Fixing device 2 include fixing base 21, fixed column 22 and fixed establishment 23, 1 lower extreme of bottom plate evenly install fixing base 21, fixing base 21 lower extreme fixed mounting has fixed column 22, fixed column 22 is the toper structure, the inside cavity that is provided with of fixed column 22, cavity internally mounted has fixed establishment 23, during concrete work, fixed column 22 can insert seabed ground inside, fixed establishment 23 can effectually guarantee the fastness of being connected between fixed column 22 and the seabed ground, prevents to take place to rock.

Fixing mechanism 23 include dead lever 231, rotate seat 232, branch 233 and coupling spring 234, dead lever 231 install inside the cavity, the dead lever 231 outside evenly installs and rotates seat 232, rotate seat 232 inside and install branch 233 through the round pin axle, install coupling spring 234 between branch 233 upper end and the dead lever 231, during specific work, branch 233 can increase and the area of contact between the seabed ground, strengthen the fastness between fixed column 22 and the seabed ground, avoid taking place to rock.

The power generation device 3 comprises a power generation box 31, a connecting rod 32, a supporting frame 33, a rotating mechanism 34 and a floater mechanism 35, the power generation box 31 is uniformly installed at the upper end of the bottom plate 1, the power generation box 31 is of a rectangular structure, a circular empty groove is formed in the middle of the power generation box 31, the connecting rod 32 is installed inside the circular empty groove, the supporting frame 33 is installed outside the lower end of the connecting rod 32, the lower end of the supporting frame 33 is installed on the power generation box 31, the rotating mechanism 34 is installed in the middle of the connecting rod 32, the floater mechanism 35 is installed at the upper end of the connecting rod 32, during specific work, the rotating mechanism 34 can utilize ocean current energy according to the characteristics of ocean currents, when ocean generates large waves, the floater mechanism 35 sinks into the ocean surface under the action of the waves, the floater mechanism 35 drives the power generation box 31 through the connecting rod 32 to perform power generation work, further ocean wave energy utilization can be realized, when ocean beats the floater mechanism 35, the floater mechanism 35 is stressed to deform, the self-generating function can be realized, further, the effect of simultaneous utilization of multiple ocean energies can be realized, and the utilization rate of the ocean energy is improved.

The power generation box 31 comprises a box body 311, a sliding rod 312, a connecting spring 313, a rotating gear 314, a rack plate 315, an adjusting gear 316 and a power generator 317, wherein the box body 311 is installed on the bottom plate 1, the sliding rod 312 is arranged in the middle inside the box body 311 and is of a T-shaped structure, the upper end of the sliding rod 312 is in sliding connection with a sliding groove in the lower end of the connecting rod 32, the connecting spring 313 is installed between the upper end of the sliding rod 312 and the sliding groove, grooves are symmetrically formed in the box body 311 and are communicated with a circular empty groove, the rotating gear 314 is installed in the grooves through bearings, the adjusting gear 316 is meshed on the inner side of the rotating gear 314 and is installed on an input shaft of the power generator 317, the power generator 317 is installed in the grooves, the rack plate 315 is meshed on the outer side of the rotating gear 314, the rack plate 315 is installed on the outer side of the connecting rod 32, in specific work, when large waves are generated in ocean, the float mechanism 35 is flapped by waves, the connecting rod 32 drives the connecting rod 32 to move up and down through the rotating gear 314 to drive the power generator 317 to generate electricity, and further realize the function of utilizing the waves.

Support frame 33 include bracing piece 331, solid fixed ring 332 and swivel becket 333, connecting rod 32 downside be provided with solid fixed ring 332, gu the fixed ring 332 lower extreme passes through bracing piece 331 to be installed in generator box 31 upper end, gu fixed ring 332 internally mounted has swivel becket 333, the inside evenly mounted of swivel becket 333 has the ball, specific during operation, gu fixed ring 332 can play and support spacing effect to connecting rod 32, the ball in the swivel becket 333 can reduce friction, does benefit to connecting rod 32 up-and-down motion.

The rotating mechanism 34 comprises a rotating motor 341, a screw rod 342, a threaded seat 343, a limiting rod 344, a limiting groove 345, a rotating frame 346 and a turbine generator 347, wherein a connecting groove is formed in the inner side of the middle of the connecting rod 32, the rotating motor 341 is installed at the upper end inside the connecting groove through the motor seat, the screw rod 342 is installed on an output shaft of the rotating motor 341, the lower end of the screw rod 342 is connected with the connecting rod 32 through a pin shaft, the threaded seat 343 is uniformly arranged on the screw rod 342, the limiting rods 344 are symmetrically installed on the outer side of the threaded seat 343, the rotating frame 346 is connected to the outer side of the middle of the connecting rod 32 in a sliding fit manner, the limiting groove 345 is uniformly arranged on the inner side of the rotating frame 346, the turbine generator 347 is installed on the outer side of the rotating frame 346, the limiting groove 345 is obliquely arranged downwards along the inner side wall of the rotating frame 346, the inner portion of the limiting groove 345 is connected with the outer end of the limiting rod 344 in a sliding fit manner, the outer side of the limiting rod 344 is of an arc-shaped structure, during specific work, according to the characteristics of ocean currents in an installed region, the ocean current, the rotating motor 341 drives the screw rod 342 to rotate the screw rod 344, the rotating position of the turbine generator 347 to adjust the turbine generator 347, so that the direction of the turbine generator 347 is consistent with the ocean current, and the direction of the turbine generator 347, and the turbine generator 347 can drive the turbine generator 347 to continuously generate electricity.

Float mechanism 35 include floating plate 351, connecting plate 352, reset spring 353, electricity generation pole 354 and cushion, floating plate 351 install in connecting rod 32 upper end, floating plate 351 cross-section is U type structure, floating plate 351 inside left end installs connecting plate 352 through the round pin axle, install electricity generation pole 354 through the round pin axle between connecting plate 352 right-hand member and the floating plate 351 middle part, electricity generation pole 354 outside symmetry is provided with reset spring 353, the cushion is installed on the inside right side of floating plate 351, when concrete during operation, when the wave patted connecting plate 352, connecting plate 352 is through the inside rotation of round pin axle, connecting plate 352 drives electricity generation pole 354 and carries out the shrinkage movement, electricity generation pole 354 further can generate electricity, reset spring 353 plays the effect that resets, the cushion can prevent that electricity generation pole 354 from colliding and causing the damage.

The power generation rod 354 comprises a connecting frame 3541, a partition 3542, a driving gear 3543, a sliding plate 3544 and a micro generator 3545, the section of the connecting frame 3541 is of a rectangular hollow structure, the partition 3542 is installed inside the connecting frame 3541, the micro generator 3545 is evenly installed at the upper end of the partition 3542, the driving gear 3543 is evenly installed at the lower end of the partition 3542 through a pin shaft, the driving gear 3543 is connected with an input shaft of the micro generator 3545, the middle of the lower end of the partition 3542 is connected with the sliding plate 3544 in a sliding fit mode, clamping teeth are evenly arranged on the outer side of the sliding plate 3544 and meshed with the driving gear 3543, and during specific work, when the power generation rod 354 contracts, the clamping teeth on the outer side of the sliding plate 3544 drive the micro generator 3545 to generate power through the driving gear 3543.

s1, manually installing the marine floating platform on a sea bottom surface, and inserting a fixing device 2 into the sea bottom surface, so that the firmness of the marine floating platform is guaranteed, and the phenomenon of shaking is avoided;

s2, according to the characteristics of ocean currents in an installation area, the screw rod 342 is driven to rotate through the rotating motor 341, the screw rod 342 adjusts the steering position of the turbine generator 347 through the limiting rod 344, the direction of the turbine generator 347 is enabled to be consistent with the direction of the ocean currents, and the ocean currents can further drive the turbine generator 347 to continuously generate electricity;

s3, when the ocean generates larger waves, the floater mechanism 35 sinks into the sea water surface under the action of the waves, and the floater mechanism 35 drives the power generation box 31 to generate power through the connecting rod 32, so that the ocean wave energy can be utilized;

s4, when the ocean is patted float mechanism 35, connecting plate 352 in the float mechanism 35 is through round pin axial internal rotation, and connecting plate 352 drives power generation pole 354 and carries out the shrink motion, and power generation pole 354 and then can generate electricity, and reset spring 353 plays the effect that resets, and the cushion can prevent that power generation pole 354 from bumping and causing the damage, and then can play the effect to the high-efficient utilization of ocean energy.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a modular ocean power generation equipment, includes bottom plate (1), fixing device (2) and power generation facility (3), its characterized in that: the bottom plate (1) is of a rectangular structure, the lower end of the bottom plate (1) is symmetrically provided with the fixing devices (2), and the upper end of the bottom plate (1) is uniformly provided with the power generation devices (3); wherein:

the fixing device (2) comprises a fixing seat (21), a fixing column (22) and a fixing mechanism (23), the fixing seat (21) is uniformly installed at the lower end of the bottom plate (1), the fixing column (22) is fixedly installed at the lower end of the fixing seat (21), the fixing column (22) is of a conical structure, a cavity is formed in the fixing column (22), and the fixing mechanism (23) is installed in the cavity;

the power generation device (3) comprises power generation boxes (31), connecting rods (32), supporting frames (33), rotating mechanisms (34) and floater mechanisms (35), the power generation boxes (31) are uniformly installed at the upper end of the bottom plate (1), the power generation boxes (31) are of a rectangular structure, a circular empty groove is formed in the middle of each power generation box (31), each connecting rod (32) is installed in the corresponding circular empty groove, the supporting frames (33) are installed on the outer sides of the lower ends of the connecting rods (32), the lower ends of the supporting frames (33) are installed on the power generation boxes (31), the rotating mechanisms (34) are installed in the middle of the connecting rods (32), and the floater mechanisms (35) are installed at the upper ends of the connecting rods (32);

the power generation box (31) comprises a box body (311), a sliding rod (312), a connecting spring (313), a rotating gear (314), a rack plate (315), an adjusting gear (316) and a power generator (317), wherein the box body (311) is installed on the bottom plate (1), the sliding rod (312) is arranged in the middle of the interior of the box body (311), the sliding rod (312) is of a T-shaped structure, the upper end of the sliding rod (312) is in sliding connection with a sliding groove in the lower end of the connecting rod (32), the connecting spring (313) is installed between the upper end of the sliding rod (312) and the sliding groove, grooves are symmetrically arranged in the box body (311), the grooves are communicated with circular empty grooves, the rotating gear (314) is installed in the grooves through a bearing, the adjusting gear (316) is meshed in the inner side of the rotating gear (314), the adjusting gear (316) is installed on an input shaft of the power generator (317), the power generator (317) is installed in the grooves, the outer side of the rotating gear (314) is meshed with the rack plate (315), and the rack plate (315) is installed in the outer side of the connecting rod (32);

the rotating mechanism (34) comprises a rotating motor (341), a screw rod (342), a threaded seat (343), a limiting rod (344), a limiting groove (345), a rotating frame (346) and a turbine generator (347), wherein a connecting groove is formed in the inner side of the middle of the connecting rod (32), the rotating motor (341) is installed at the upper end inside the connecting groove through the motor seat, the screw rod (342) is installed on an output shaft of the rotating motor (341), the lower end of the screw rod (342) is connected with the connecting rod (32) through a pin shaft, the threaded seat (343) is uniformly arranged on the screw rod (342), the limiting rod (344) is symmetrically installed on the outer side of the threaded seat (343), the rotating frame (346) is connected to the outer side of the middle of the connecting rod (32) in a sliding fit mode, the limiting groove (345) is uniformly arranged on the inner side of the rotating frame (346), and the turbine generator (347) is installed on the outer side of the rotating frame (346).

2. A modular ocean power plant according to claim 1 wherein: float mechanism (35) including floating board (351), connecting plate (352), reset spring (353), electricity generation pole (354) and cushion, floating board (351) install in connecting rod (32) upper end, floating board (351) cross-section is U type structure, floating board (351) inside left end installs connecting plate (352) through the round pin axle, install electricity generation pole (354) through the round pin axle between connecting plate (352) right-hand member and floating board (351) middle part, electricity generation pole (354) outside symmetry is provided with reset spring (353), the cushion is installed on the inside right side of floating board (351).

3. A modular marine power plant according to claim 2, wherein: the power generation rod (354) include link (3541), baffle (3542), driving gear (3543), sliding plate (3544) and microgenerator (3545), link (3541) cross-section be rectangle hollow structure, link (3541) internally mounted has baffle (3542), microgenerator (3545) are evenly installed to baffle (3542) upper end, driving gear (3543) are evenly installed through the round pin axle to baffle (3542) lower extreme, driving gear (3543) are connected with the input shaft of microgenerator (3545), baffle (3542) lower extreme middle part is connected with sliding plate (3544) through sliding fit's mode, sliding plate (3544) outside evenly is provided with the latch, the latch meshes with driving gear (3543) mutually.

4. A modular ocean power plant according to claim 1 wherein: support frame (33) including bracing piece (331), solid fixed ring (332) and rotating ring (333), connecting rod (32) downside be provided with solid fixed ring (332), gu fixed ring (332) lower extreme passes through bracing piece (331) to be installed in power generation box (31) upper end, gu fixed ring (332) internally mounted has rotating ring (333), the inside evenly mounted ball of rotating ring (333).

5. A modular marine power plant according to claim 1, wherein: fixed establishment (23) including dead lever (231), rotate seat (232), branch (233) and coupling spring (234), dead lever (231) install inside the cavity, dead lever (231) outside evenly installs and rotates seat (232), rotate seat (232) inside and install branch (233) through the round pin axle, install coupling spring (234) between branch (233) upper end and dead lever (231).

6. A modular ocean power plant according to claim 1 wherein: the limiting groove (345) is obliquely and downwards arranged along the inner side wall of the rotating frame (346), the inside of the limiting groove (345) is connected with the outer end of the limiting rod (344) in a sliding fit mode, and the outer side of the limiting rod (344) is of an arc-shaped structure.