Self-generating buoy capable of comprehensively utilizing ocean current energy

Abstract

The invention discloses a self-generating buoy capable of comprehensively utilizing ocean current energy, which relates to the technical field of ocean monitoring and comprises a buoy main body, a solar power generation component, a wave energy power generation component and an energy storage component, the buoy main body floats on the water surface; the solar power generation assembly is arranged on the upper side of the buoy body. The wave power generation assembly is arranged on the lower side of the buoy body. The wave energy power generation assembly can rotate around the vertical axis relative to the buoy body and can move relative to the buoy body in the vertical direction. The wave energy power generation assembly can be vertically driven by the wave energy power generation assembly to enable the floating assembly to move in the vertical direction so as to drive the first power generation component to move for power generation. The energy storage component can store electric energy. According to the self-power-generation buoy comprehensively utilizing the ocean current energy, comprehensive application of solar energy, tidal current energy and wave energy can be achieved, the self-power-generation efficiency is improved, and the self-power-generation buoy can adapt to tidal current changes in multiple directions.

Description

Technical Field

[0001] The invention relates to the technical field of ocean monitoring, and in particular to a self-generating buoy which comprehensively utilizes ocean current energy. Background Art

[0002] Ocean energy technology is developing in the direction of high efficiency, reliability, low cost, modularization and environmental friendliness. The trend of large-scale and commercialized utilization of ocean energy is becoming more and more obvious. We will focus on promoting the engineering application of ocean energy, consolidating the foundation for the development of ocean energy, and realizing the transformation of ocean energy equipment from "power generation" to "stable and continuous power generation"; combined with the energy needs of marine activities such as ocean observation and monitoring, we will carry out the design and manufacture of miniaturized and modular ocean energy supply systems, and develop ocean energy equipment suitable for long-term stable operation in deep sea environments, which can provide a stable energy supply for marine instruments.

[0003] Existing multifunctional integrated power generation buoys, floating objects in the water, in addition to utilizing traditional wind energy and solar energy, mostly only utilize horizontal tidal current energy or vertical wave energy as water flow energy. It is difficult to utilize dual vertical energy at the same time, and the utilization rate of ocean energy is low. Summary of the invention

[0004] The purpose of the present invention is to provide a self-generating buoy that comprehensively utilizes ocean current energy to solve the problems existing in the above-mentioned prior art, and can realize the comprehensive utilization of solar energy, tidal energy and wave energy to improve the efficiency of self-generating electricity.

[0005] To achieve the above object, the present invention provides the following solutions:

[0006] The present invention provides a self-generating buoy for comprehensively utilizing ocean current energy, comprising a buoy body, a solar power generation component, a wave power generation component, a wave power generation component and an energy storage component; the buoy body has a cavity for floating on the water surface; the solar power generation component is arranged on the upper side of the buoy body for solar power generation; the wave power generation component is arranged on the lower side of the buoy body for tidal power generation; the wave power generation component can rotate around a vertical axis relative to the buoy body and can move vertically relative to the buoy body; the wave power generation component comprises a floating component and a first power generation component, the first power generation component is fixed relative to the buoy body, the floating component is movably arranged in the buoy body and can move vertically relative to the buoy body, the floating component is rotatably connected to the wave power generation component and can move synchronously vertically, the floating component is connected to the first power generation component, the floating component can move vertically and can drive the first power generation component to generate electricity; the energy storage component is arranged in the cavity and is electrically connected to the solar power generation component, the wave power generation component and the first power generation component to store electric energy.

[0007] Preferably, the wave energy power generation assembly comprises a connecting rod, a flow deflector and a second power generation component, the second power generation component is arranged in a flow channel inside the flow deflector, one end of the connecting rod is fixedly connected to the flow deflector, and the other end passes through the buoy body and is rotatably connected to the floating assembly, and the connecting rod and the floating assembly are fixed in vertical relative positions; one side of the flow channel is trumpet-shaped so that the flow deflector can rotate relative to the buoy body under the action of water flow, and the flow channel is used to allow water flow to pass through to drive the second power generation component to generate electricity, and the second power generation component is electrically connected to the energy storage component.

[0008] Preferably, the floating assembly includes a floating platform and a power generation rack, the floating platform is vertically movably arranged in the buoy body, the first power generation component is arranged as a power generation motor, the power generation rack is meshingly connected with the first power generation component, the floating platform is dynamically connected to the wave energy power generation assembly and can move synchronously vertically; the wave energy power generation assembly can move vertically, and the power generation rack is driven vertically by the floating platform to drive the first power generation component to generate electricity.

[0009] Preferably, the floating assembly comprises a first buffer assembly, which is connected to the floating platform and the power generation rack to buffer the vertical relative movement between the power generation rack and the floating platform.

[0010] Preferably, the first buffer assembly includes a plurality of buffer frames distributed circumferentially, one end of the buffer frame is horizontally slidably connected to the floating platform, and the other end is rotationally connected to the lower end of the power generation rack via a rotating shaft, and a first elastic member is provided on the rotating shaft, and the power generation rack moves vertically to drive the buffer frame to slide and enable the first elastic member to undergo elastic deformation.

[0011] Preferably, the wave energy power generation component further comprises a second buffer component, the second buffer component is fixedly disposed in the cavity, the floating component is vertically slidably connected to the second buffer component, and the second buffer component is used for buffering and limiting the vertical movement of the floating component.

[0012] Preferably, the second buffer component includes an upper platform, a lower platform, a support rod and a plurality of second elastic members, the upper platform and the lower platform are respectively fixedly arranged at the upper end and the lower end of the cavity, the support rod is vertically fixedly supported between the upper platform and the lower platform, the floating component is slidably connected to the support rod, and the second elastic members are sleeved on the outer sides of the support rod on the upper and lower sides of the floating component, one end of each second elastic member is connected to the floating component, and the other end is connected to the upper platform or the lower platform; the floating component moves vertically relative to the support rod, and can cause the second elastic member on the upper or lower side of the floating component to undergo elastic deformation.

[0013] Preferably, the solar power generation assembly includes a support frame and a plurality of photovoltaic panels, the support frame is fixedly connected to the upper side of the buoy body, and the plurality of photovoltaic panels are fixedly distributed on the outer surface of the support frame; the photovoltaic panels are electrically connected to the energy storage component.

[0014] Preferably, it also includes a signal interaction component and a monitoring component, the signal interaction component is arranged above the buoy body, the monitoring component is arranged above the buoy body, the monitoring component is used to monitor underwater information, the signal interaction component is communicatively connected with the monitoring component and an external device, and the signal interaction component can receive underwater information and send it to the external device; the energy storage component can be electrically connected to both the signal interaction component and the monitoring component and provide the required electrical energy.

[0015] Preferably, the outer periphery of the buoy body smoothly transitions from bottom to top, and the cross-sectional size gradually increases from the lower end to the upper end.

[0016] Compared with the prior art, the present invention has achieved the following technical effects:

[0017] The self-generating buoy for comprehensively utilizing ocean current energy provided by the present invention has a cavity in the buoy body, so that the whole can float on the water surface, and the arrangement of the cavity facilitates the arrangement of the floating assembly and the energy storage component, thereby reducing the overall volume; wherein the solar power generation assembly is arranged on the upper side of the buoy body, and can fully utilize solar energy to generate electricity and store electricity through the energy storage component; wherein the wave energy power generation assembly is rotatably arranged on the lower side of the buoy body, and can freely rotate around the vertical axis, and can adapt to the incoming flow state in all horizontal directions and generate electricity, and store electricity through the energy storage component; in addition, the floating assembly of the wave energy power generation assembly is movably arranged in the buoy body, and the floating assembly The component is also fixed in a vertical relative position to the wave energy power generation component. When the wave energy power generation component rotates relative to the floating component under the impact of horizontal tidal energy, the wave energy power generation component, under the impact of vertical wave energy, utilizes the buoyancy difference between the wave energy power generation component and the buoy component. With the rise and fall of waves, it will present delayed vibration volatility, so that the wave energy power generation component and the floating component move vertically relative to the buoy body to drive the first power generation component to generate electricity and store electricity through the energy storage component. In this way, vertical wave energy can be used to generate electricity, and the energy of mutually perpendicular ocean currents can be well utilized at the same time. It is also applicable to oblique water currents in complex sea conditions. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 A schematic diagram of the structure of a self-generating buoy that comprehensively utilizes ocean current energy provided in Example 1;

[0020] Figure 2 A cross-sectional schematic diagram of a self-generating buoy that comprehensively utilizes ocean current energy provided in Example 1;

[0021] Figure 3 A schematic diagram of the coordination of the wave energy power generation assembly and the wave energy power generation assembly provided in the first embodiment;

[0022] Figure 4 A schematic diagram of the structure of a first buffer assembly provided in Example 1;

[0023] Figure 5 This is a schematic diagram of the matching of the upper end of the connecting rod provided in Example 1.

[0024] In the figure: 1-buoy body; 11-cavity; 2-solar power generation component; 21-support frame; 22-photovoltaic panel; 3-wave power generation component; 31-connecting rod; 32-deflector cover; 33-second power generation component; 34-flow channel; 35-ball bearing; 4-wave power generation component; 41-floating component; 411-floating platform; 412-power generation rack; 413-first buffer component; 414-buffer frame; 415-rotating shaft; 416-first elastic member; 42-first power generation component; 43-second buffer component; 431-upper platform; 433-support rod; 432-second elastic member; 5-energy storage component; 6-signal interaction component; 61-signal station. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0026] The purpose of the present invention is to provide a self-generating buoy that comprehensively utilizes ocean current energy to solve the problems existing in the above-mentioned prior art, and can realize the comprehensive utilization of solar energy, tidal energy and wave energy to improve the efficiency of self-generating electricity.

[0027] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0028] Embodiment 1

[0029] This embodiment provides a self-generating buoy that comprehensively utilizes ocean current energy. Figure 1 and Figure 2, including a buoy body 1, a solar power generation component 2, a wave power generation component 3, a wave power generation component 4 and an energy storage component 5; the buoy body 1 has a cavity 11 for floating on the water surface; the solar power generation component 2 is arranged on the upper side of the buoy body 1 for solar power generation; the wave power generation component 3 is arranged on the lower side of the buoy body 1 for tidal power generation; the wave power generation component 3 can rotate around a vertical axis relative to the buoy body 1 and can move vertically relative to the buoy body 1; the wave power generation component 4 includes a floating component 41 and a first power generation component 42 The first power generation component 42 is fixed in relative position to the buoy body 1, the floating component 41 is movably arranged in the buoy body 1 and can move vertically relative to the buoy body 1, the floating component 41 is rotationally connected to the wave energy power generation component 3 and can move synchronously vertically, the floating component 41 is connected to the first power generation component 42, the floating component 41 can move vertically and can drive the first power generation component 42 to generate electricity; the energy storage component 5 is arranged in the cavity 11, and is electrically connected to the solar power generation component 2, the wave energy power generation component 3 and the first power generation component 42, so as to be able to store electrical energy.

[0030] The buoy body 1 has a cavity 11 inside, so that the whole can float on the water surface, and the arrangement of the cavity 11 facilitates the arrangement of the floating component 41 and the energy storage component 5, reducing the overall volume; wherein the solar power generation component 2 is arranged on the upper side of the buoy body 1, and can make full use of solar energy to generate electricity and store electricity through the energy storage component 5; wherein the wave energy power generation component 3 is rotatably arranged on the lower side of the buoy body 1, and can rotate freely around the vertical axis, can adapt to the incoming flow state in all horizontal directions and generate electricity, and store electricity through the energy storage component 5; in addition, the floating component 41 of the wave energy power generation component 4 is movably arranged in the buoy body 1, and the floating component 41 is also connected to the wave energy The relative position of the power generation component 3 in the vertical direction is fixed. When the wave energy power generation component 3 rotates relative to the floating component 41 under the impact of the horizontal tidal energy, the buoyancy difference between the wave energy power generation component 3 and the buoy component 41 is utilized under the impact of the vertical wave energy. With the rise and fall of the waves, it will show delayed vibration fluctuations, so that the wave energy power generation component 3 and the floating component 41 move vertically relative to the buoy body 1 to drive the first power generation component 42 to generate electricity and store electricity through the energy storage component 5. In this way, vertical wave energy can be used to generate electricity, and the energy of mutually perpendicular ocean currents can be well utilized at the same time. It is also applicable to oblique water currents in complex sea conditions.

[0031] Among the optional solutions of this embodiment, it is more preferred to refer to Figure 3 and Figure 5The wave energy power generation assembly 3 includes a connecting rod 31, a flow deflector 32 and a second power generation component 33. The first power generation component 42 is arranged in a flow passage 34 in the flow deflector 32. One end of the connecting rod 31 is fixedly connected to the flow deflector 32, and the other end is movably passed through the buoy body 1 and is rotatably connected to the floating assembly 41, and the connecting rod 31 and the floating assembly 41 are fixed in vertical relative positions; one side of the flow passage 34 is horn-shaped, and the horn-shaped flow deflector 32 is used for adaptive real-time steering. The large end of the flow deflector 32 is located at the rear side along the water flow direction, which can make more full use of the tidal energy. , can play a steering role, can play a flow rate amplification and energy gathering effect and pressure diffusion effect, can adapt to the incoming flow state in all directions, and can realize power generation in a weak flow field; the flow channel 34 is used to allow water to pass through to drive the second power generation component 33 to generate electricity, and the second power generation component 33 is electrically connected to the energy storage component 5; the lower end of the connecting rod 31 can be welded and fixed to the guide cover 32, and the upper end of the connecting rod 31 is rotatably connected to a fixed shell through a ball bearing 34, and the fixed shell can be fixedly connected to the floating component 41; the second power generation component 33 can be set as an existing turbine power generation.

[0032] In the optional scheme of this embodiment, more preferably, the floating component 41 includes a floating platform 411 and a power generation rack 412, the floating platform 411 is vertically movably arranged in the buoy body 1, the first power generation component 42 is arranged as a generator, the power generation rack 412 is meshed and connected with the first power generation component 42, the power generation rack 412 is meshed and connected with the input end of the generator, and the vertical movement of the power generation rack 412 is converted into a rotational movement inside the generator to generate electricity; the floating platform 411 is dynamically connected to the wave energy power generation component 3 and can move synchronously vertically, that is, the lower center of the floating platform 411 is connected to the fixed shell where the upper end of the connecting rod 31 is located; the wave energy power generation component 3 can move vertically, and the floating platform 411 drives the power generation rack 412 to move vertically to drive the first power generation component 42 to generate electricity.

[0033] In the optional scheme of this embodiment, more preferably, the floating component 41 also includes a first buffer component 413, the first buffer component 413 is connected to the floating platform 411 and the power generation rack 412, and the first buffer component 413 is used to buffer the vertical relative movement between the power generation rack 412 and the floating platform 411; by setting the first buffer component 413, the vibration between the power generation rack 412 and the floating platform 411 is buffered and limited.

[0034] Further preferably, see Figure 4The first buffer assembly 413 includes a plurality of buffer racks 414 distributed circumferentially, one end of the buffer rack 414 is horizontally slidably connected to the floating platform 411, and the other end is rotatably connected to the lower end of the power generation rack 412 through a rotating shaft 415, and a first elastic member 416 is provided on the rotating shaft 415. The power generation rack 412 moves vertically to drive the buffer rack 414 to slide and can cause the first elastic member 416 to elastically deform, and limit the power generation rack 412 while buffering to avoid disengagement from the motor; wherein the buffer rack 414 is symmetrically arranged There are two buffer frames 414, one opposite end of which is rotatably connected to a rotating shaft 415, and the other ends of the two buffer frames 414 are rotatably connected to a slider to slide with the slide rail on the floating platform 411. The lower end of the power generation rack 412 is fixedly connected to the rotating shaft 415. The up and down movement of the power generation rack 412 can drive the rotating shaft 415 to move up and down, thereby driving the two buffer frames 414 to rotate relative to the rotating shaft 415 and causing the first elastic member 416 to undergo elastic deformation for buffering. The first elastic member 416 can be set as a torsion spring.

[0035] In the optional scheme of this embodiment, more preferably, the wave energy power generation component 4 also includes a second buffer component 43, the second buffer component 43 is fixedly arranged in the cavity 11, the floating component 41 is vertically slidably connected to the second buffer component 43, and the second buffer component 43 is used to buffer the vertical movement of the floating component 41. The second buffer component 43 is provided to prevent the floating component 41 from colliding with the inside of the buoy body 1 and causing damage.

[0036] Among the optional solutions of this embodiment, it is more preferred to refer to Figure 3 The second buffer component 43 includes an upper platform 431, a lower platform, a support rod 433 and a plurality of second elastic members 432. The upper platform 431 and the lower platform are respectively fixedly arranged at the upper end and the lower end of the cavity 11. The support rod 433 is vertically fixedly supported between the upper platform 431 and the lower platform. The floating component 41 is slidably connected to the support rod 433, and the second elastic member 432 is sleeved on the upper and lower sides of the support rod 433. One end of each second elastic member 432 is connected to the floating component 41, and the other end is connected to the upper platform 431 or the lower platform. Specifically, the floating component 41 can move vertically relative to the support rod 433, and can make the second elastic member 432 on the upper side or the lower side of the floating component 41 elastically deform, and the second elastic member 432 is used for buffering to prevent the buoy body 1 from being damaged by excessive wind and waves.

[0037] Specifically, a plurality of support rods 433 are provided to improve stability, and a plurality of sliding parts such as sliding bearings cooperating with the plurality of support rods 433 are circumferentially provided on the floating platform 411, which are not shown in the figure of the lower platform, and the second elastic member 432 is provided as a return spring.

[0038] In the optional scheme of this embodiment, it is more preferred that the solar power generation component 2 includes a support frame 21 and a plurality of photovoltaic panels 22, the support frame 21 is fixedly connected to the upper side of the buoy body 1, and the plurality of photovoltaic panels 22 are fixedly distributed on the outer surface of the support frame 21; the photovoltaic panels 22 are electrically connected to the energy storage component 5; the bottom end of the support frame 21 is fixedly connected to the buoy body 1 such as by welding, and the plurality of photovoltaic panels 22 are distributed on the circumferential surface, thereby increasing the photovoltaic area and thus improving the power generation rate.

[0039] Among the optional schemes of this embodiment, it is more preferred that the self-generating buoy for comprehensively utilizing ocean current energy provided by this embodiment also includes a signal interaction component 6 and a monitoring component. The signal interaction component 6 is arranged above the buoy body 1, and the monitoring component is arranged above the buoy body 1. The monitoring component is used to monitor underwater information. The signal interaction component 6 is communicatively connected with the monitoring component and external equipment. The signal interaction component 6 can receive underwater information and send it to the external equipment; the energy storage component 5 can be electrically connected to the signal interaction component 6 and the monitoring component, and provide the required electrical energy; the monitoring component is not shown in the figure, and can be arranged at the lower end of the whole, and a connector is preset on the lower side of the guide cover 32 at the lower end to facilitate the connection of various monitoring equipment; the signal interaction component 6 may include a signal station 61 arranged at the top of the support frame 21 and a numerical control board arranged inside the support frame 21, and the data of the monitoring component can be transmitted to the numerical control board and communicate with the external equipment through the signal station 61; the numerical control board is set as a conventional data acquisition control circuit board, and the solar power generation component 2 can directly power the numerical control board, or use the energy storage component 5 for overall power supply.

[0040] Specifically, the energy storage component 5 is configured as an existing rechargeable and dischargeable storage battery, which can store the electric energy of each power generation component and meet the overall power demand.

[0041] Among the optional schemes of this embodiment, it is more preferred that the outer periphery of the buoy body 1 has a smooth transition from bottom to top, and the cross-sectional size gradually increases from the lower end to the upper end, and the contact area between the upper side and the water surface is large, thereby improving the overall stability, being able to float on the sea surface with a stable structure and being able to withstand certain impacts of waves and tides to avoid tipping over.

[0042] The present invention uses specific examples to illustrate the principles and implementation methods of the present invention. The above examples are only used to help understand the method and core ideas of the present invention. At the same time, for those skilled in the art, according to the ideas of the present invention, there will be changes in the specific implementation methods and application scope. In summary, the content of this specification should not be understood as limiting the present invention.

Claims

1. A self-generating buoy that comprehensively utilizes ocean current energy, characterized in that: include: A buoy body (1) having a cavity (11) for floating on the water surface; A solar power generation component (2) is arranged on the upper side of the buoy body (1) and is used for solar power generation; A wave energy power generation component (3) is arranged on the lower side of the buoy body (1) and is used to generate tidal energy; the wave energy power generation component (3) can rotate around a vertical axis relative to the buoy body (1) and can move vertically relative to the buoy body (1); A wave energy power generation assembly (4), comprising a floating assembly (41) and a first power generation assembly (42), wherein the first power generation assembly (42) is fixed relative to the buoy body (1), the floating assembly (41) is movably arranged in the buoy body (1) and can move vertically relative to the buoy body (1), the floating assembly (41) is rotationally connected to the wave energy power generation assembly (3) and can move vertically synchronously, the floating assembly (41) is connected to the first power generation assembly (42), the floating assembly (41) can move vertically and can drive the first power generation assembly (42) to generate electricity; and An energy storage component (5) is arranged in the cavity (11) and is electrically connected to the solar power generation component (2), the wave power generation component (3) and the first power generation component (42) so as to be able to store electrical energy.

2. The self-generating buoy for comprehensive utilization of ocean current energy according to claim 1 is characterized in that: The wave energy power generation assembly (3) comprises a connecting rod (31), a flow deflector (32) and a second power generation component (33); the first power generation component (42) is arranged in a flow passage (34) in the flow deflector (32); one end of the connecting rod (31) is fixedly connected to the flow deflector (32), and the other end is movably passed through the buoy body (1) and is rotatably connected to the floating assembly (41); and the connecting rod (31) and the floating assembly (41) are fixed in relative vertical position; one side of the flow passage (34) is horn-shaped so that the flow deflector (32) can rotate relative to the buoy body (1) under the action of water flow; the flow passage (34) is used to allow water flow to pass through to drive the second power generation component (33) to generate electricity, and the second power generation component (33) is electrically connected to the energy storage component (5).

3. The self-generating buoy for comprehensive utilization of ocean current energy according to claim 1 is characterized in that: The floating assembly (41) comprises a floating platform (411) and a power generation rack (412); the floating platform (411) is vertically movably arranged in the buoy body (1); the first power generation component (42) is arranged as a power generation motor; the power generation rack (412) is meshingly connected with the first power generation component (42); the floating platform (411) is movably connected with the wave energy power generation assembly (3) and can move synchronously in the vertical direction; the wave energy power generation assembly (3) can move vertically, and the power generation rack (412) is driven vertically by the floating platform (411) to drive the first power generation component (42) to generate electricity.

4. The self-generating buoy for comprehensive utilization of ocean current energy according to claim 3 is characterized by: The floating component (41) further comprises a first buffer component (413), wherein the first buffer component (413) is connected to the floating platform (411) and the power generation rack (412), and the first buffer component (413) is used to buffer and limit the vertical relative movement between the power generation rack (412) and the floating platform (411).

5. The self-generating buoy for comprehensive utilization of ocean current energy according to claim 4 is characterized in that: The first buffer assembly (413) includes a plurality of buffer frames (414) distributed circumferentially, one end of the buffer frame (414) is horizontally slidably connected to the floating platform (411), and the other end is rotatably connected to the lower end of the power generation rack (412) via a rotating shaft (415), and a first elastic member (416) is provided on the rotating shaft (415), and the power generation rack (412) moves vertically to drive the buffer frame (414) to slide and can cause the first elastic member (416) to undergo elastic deformation.

6. The self-generating buoy for comprehensive utilization of ocean current energy according to claim 1 is characterized in that: The wave energy power generation component (4) further comprises a second buffer component (43), wherein the second buffer component (43) is fixedly arranged in the cavity (11), the floating component (41) is vertically slidably connected to the second buffer component (43), and the second buffer component (43) is used to buffer the vertical movement of the floating component (41).

7. The self-generating buoy for comprehensive utilization of ocean current energy according to claim 6 is characterized by: The second buffer component (43) comprises an upper platform (431), a lower platform, a support rod (433) and a plurality of second elastic members (432); the upper platform (431) and the lower platform are fixedly arranged at the upper end and the lower end of the cavity (11), respectively; the support rod (433) is vertically fixedly supported between the upper platform (431) and the lower platform; the floating component (41) is slidably connected to the support rod (433); and the second elastic member (432) is sleeved on the outer portion of the support rod (433) on the upper side and the lower side of the floating component (41); one end of each second elastic member (432) is connected to the floating component (41), and the other end is connected to the upper platform (431) or the lower platform; The floating component (41) moves vertically relative to the support rod (433) and is capable of causing the second elastic member (432) on the upper side or the lower side of the floating component (41) to undergo elastic deformation.

8. The self-generating buoy for comprehensive utilization of ocean current energy according to claim 1 is characterized in that: The solar power generation component (2) comprises a support frame (21) and a plurality of photovoltaic panels (22); the support frame (21) is fixedly connected to the upper side of the buoy body (1); the plurality of photovoltaic panels (22) are fixedly distributed on the outer surface of the support frame (21); the photovoltaic panels (22) are electrically connected to the energy storage component (5).

9. The self-generating buoy for comprehensive utilization of ocean current energy according to claim 1 is characterized in that: It also includes a signal interaction component (6) and a monitoring component, wherein the signal interaction component (6) is arranged above the buoy body (1), the monitoring component is arranged above the buoy body (1), the monitoring component is used to monitor underwater information, the signal interaction component (6) is communicatively connected with the monitoring component and an external device, and the signal interaction component (6) can receive underwater information and send it to the external device; the energy storage component (5) can be electrically connected to the signal interaction component (6) and the monitoring component, and provide the required electrical energy.

10. The self-generating buoy for comprehensive utilization of ocean current energy according to claim 1, characterized in that: The outer periphery of the buoy body (1) smoothly transitions from bottom to top, and the cross-sectional size gradually increases from the lower end to the upper end.

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