CN114684325B

CN114684325B - Marine buoy with self-leveling function

Info

Publication number: CN114684325B
Application number: CN202210606522.0A
Authority: CN
Inventors: 战君
Original assignee: Nantong Dingcheng Ship Technology Co ltd
Current assignee: Nantong Jingdeying Energy Saving And Environmental Protection Technology Co ltd
Priority date: 2022-05-31
Filing date: 2022-05-31
Publication date: 2022-08-16
Anticipated expiration: 2042-05-31
Also published as: CN114684325A

Abstract

The invention discloses an offshore buoy with a self-leveling function, which belongs to the field of buoys and comprises a buoyancy tank and a balancing weight, wherein the buoyancy tank is in a circular cavity structure, the top of the buoyancy tank is provided with a bracket, the bracket comprises three support rods, the three support rods are assembled into a triangular cone shape, the top of the bracket is provided with an equipment platform, the bottom of the equipment platform is fixed with a ball groove, the top of the balancing weight is fixed with a connecting rod, the top of the connecting rod is fixed with a ball head matched with the ball groove, the middle part of the connecting rod is fixed with a petal-shaped bag, the three petal-shaped bags are arranged at equal angles, a squeezing ring is fixed on the bracket and is in a ring structure, the squeezing ring is sleeved outside the circumferences of the three petal-shaped bags, the bottom end of the support rod is provided with an air cavity, a piston matched with the air cavity is arranged in the air cavity, and the bottom of the piston is rotatably connected with a sliding rod, the offshore buoy has the self-leveling function, the damping performance is strong, can effectively promote equipment life, has market prospect, is fit for promoting.

Description

Offshore buoy with self-leveling function

Technical Field

The invention relates to the field of buoys, in particular to an offshore buoy with a self-leveling function.

Background

The floating buoy can automatically detect the oceanographic weather and the hydrological factors related to the oceanographic weather on the sea, can send back the measured wind direction, wind speed, air temperature, air pressure, humidity, water temperature, salinity, flow direction, flow speed, wave height, period and other data to the oceanographic weather center at regular time, continuously and for a long time every day according to the set requirements, the currently used floating buoy detects and collects the oceanographic weather and the hydrology on the sea by stably floating on the sea, the buoyancy of the buoy is provided by a buoy body, the focus of buoy itself is in the positive center of buoy with steady heart position simultaneously, and the rethread sets up the balancing weight at the middle part of buoy bottom and reduces its focus when increasing its weight, increases its self stability, and the buoy of being convenient for on water part meteorological observation equipment and buoy underwater part hydrological observation equipment carry out the omnidirectional collection to marine information, but present drift buoy has following defect: the buoy floating on the sea surface is subjected to the action of environmental loads such as wind, wave and current, large-amplitude swing response can occur, although the gravity center of the buoy is reduced by the balancing weight, the buoy is difficult to prevent swing, when the buoy swings greatly, the whole buoy can also generate a pendulum clock effect, and swings and vibrates left and right between the two poles like a pendulum, the influence of the swing motion on the buoy is mainly reflected in that the accuracy of observing parameters such as buoy hydrology and meteorology is greatly influenced by the swing motion of the buoy, generally, the smaller the swing angle of the buoy is, and the higher the measurement accuracy of a meteorological detection sensor and a hydrological detector is. To this end, we propose an offshore buoy with a self-leveling function to solve the above problems.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide an offshore buoy with a self-leveling function, which can be matched with an extrusion ring with a petal-shaped bag, a guide pipe and a balance valve through a support rod with a buffer spring, a slide rod, a piston and an air cavity, when in actual use, a floating box is placed in a target sea area, the gravity center generated by the gravity of a balancing weight is lower than the floating center of the floating box, so that a connecting rod on the balancing weight can be kept vertical, when wave fluctuation occurs, the floating box and an equipment platform do fluctuation action taking a ball groove as an anchor point, when the fluctuation of the floating box is overlarge, the floating box drives a support to rotate along the wave impact direction by taking the ball groove as the center, at the moment, the extrusion ring on the support extrudes the corresponding petal-shaped bag, air in the petal-shaped bag enters the support rod far away from the wave impact direction through the guide pipe, and the air pressure in the air cavity is increased, the jacking support rod moves upwards by the piston far away from the slide rod, so that the inclination angle of the support rod when being impacted by sea waves can be balanced, and the purpose of maintaining the stable operation environment of equipment on the equipment platform is achieved.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

The utility model provides a marine buoy with from leveling function, includes flotation tank and balancing weight, the flotation tank is ring form cavity structure, the top of flotation tank is equipped with the support, the support includes three branch, and is three the branch equipment is three prismatic cone, the top of support is equipped with the equipment platform, the bottom of equipment platform is fixed with the ball groove, the top of balancing weight is fixed with the connecting rod, the top of connecting rod is fixed with the bulb with ball groove assorted, the connecting rod middle part is fixed with the lamella form bag, and is three the equal angle of lamella form bag is equallyd divide and is arranged, be fixed with the extrusion ring on the support, the extrusion ring is the loop configuration, the extrusion ring cup joints in three groups the circumference outside of lamella form bag, the bottom of branch is equipped with the air cavity, be equipped with rather than assorted piston in the air cavity, the bottom of piston is rotated and is connected with the slide bar, the slide bar is kept away from the one end of piston and is rotated and is connected with the flotation tank top, the damping device is characterized in that a buffer spring is clamped between the sliding rod and the supporting rod, the petal-shaped bag is symmetrically communicated with two guide pipes, the petal-shaped bag is communicated with two adjacent air cavities through the two guide pipes respectively, a balance valve is arranged at a connecting node of the guide pipes and the air cavities and used for keeping the single connectivity of the guide pipes and the air cavities, a damping ring is arranged inside the floating box and is of an annular cavity structure, damping liquid is filled in the damping ring, and a plurality of damping springs are uniformly fixed between the damping ring and the inner bottom of the floating box at equal angles.

The invention is through the mutual cooperation between the fulcrum bar with buffer spring, slide bar, piston, air cavity and the squeezing ring with petal-shaped bag, guide tube, balance valve, when in actual use, the buoyancy tank is placed in the target sea area, the gravity center generated by the gravity of the counterweight block is lower than the buoyancy center of the buoyancy tank, so that the connecting rod on the counterweight block can keep vertical, when the wave fluctuation occurs, the buoyancy tank and the equipment platform do the fluctuation action taking the ball groove as the anchor point, when the fluctuation of the buoyancy tank is too large, the buoyancy tank drives the support to rotate in the wave impacting direction by taking the ball groove as the center, at the moment, the squeezing ring on the support can squeeze the corresponding petal-shaped bag, the air in the petal-shaped bag enters the fulcrum bar far away from the wave impacting direction through the guide tube, at the moment, the air pressure in the air cavity is increased, the piston lifting fulcrum bar far away from the slide bar moves upwards, so as to balance the inclination angle generated when the fulcrum bar is impacted by the wave, the device has the advantages of simple structure, automatic leveling function, strong shock absorption performance, capability of effectively prolonging the service life of the device, market prospect and suitability for popularization.

Further, the valve pocket of balanced valve is cylindrical structure, the both ends of valve pocket are equipped with a set of output and the input that is linked together respectively, the input is connected with the stand pipe, the output is connected with the air cavity, sliding connection has rather than assorted valve plug in the valve pocket, the both ends of valve plug respectively with the valve pocket the inner wall between the clamp have reset spring.

Furthermore, the length of the valve plug is half of the length of the valve cavity, the two return springs have elastic force for driving the symmetrical axis of the valve plug to coincide with the symmetrical axis of the valve cavity, and the air pressure generated by pressing the valve-shaped bag is larger than the elastic force of the return springs.

Through the design of the balanced valve with the valve plug and the reset spring, the pressure generated after the valve-shaped bag is pressed enters the valve cavity through the input end on one side of the balanced valve, the valve plug in the valve cavity is influenced by the pressure to overcome the elastic force of the reset spring to generate displacement, the input end and the output end on the other side are closed, the air pressure entering the valve cavity can not flow back to other valve-shaped bags through the output end on the other side, the purpose of pressure release prevention is achieved, and the pressure generated after the valve-shaped bag is pressed is utilized to the maximum.

Further, the outer side that petal form bag and extrusion ring contacted is the spherical surface structure, the sphere of petal form bag and the tangent setting of triangular pyramid side that the support formed.

Furthermore, buffer spring is high strength antifatigue spring structure, buffer spring has the elasticity of ordering about branch to keep away from the slide bar of cup jointing in its inside.

Furthermore, the balancing weight is of a shuttle-shaped structure, guide fins are fixed at two ends of the length direction of the shuttle shape of the balancing weight, and the length direction of the shuttle shape of the balancing weight is used for stabilizing and is parallel to the flowing direction of the seawater.

Furthermore, a plurality of wave guide grooves are arranged at the bottom of the buoyancy tank at equal angular intervals, the section of each wave guide groove is of an L-shaped structure, and an upward inclination angle is arranged at one side, opposite to sea waves, of each wave guide groove.

Through the balancing weight that has the direction fin, make the balancing weight in the inside in-process that sinks of sea water, be difficult for receiving the wave to strike and take place undulant, and then the bulb that has effectively promoted the connecting rod is at the stability of spatial position, when taking place the wave and strike, when assaulting when less, the wave groove is shunted and is reduced the impact force to the wave accessible guide, when assaulting when great, partial wave reduces the resistance through leading the wave groove, the raised wave flower can be kept out by the face that has inclination after partial wave strikes, and then reach the purpose that weakens the wave and strike the residual wave.

Further, saturated compressed gas is filled in the air cavity and the petal-shaped bag, and the compressed gas is carbon dioxide gas.

Furthermore, the damping fluid is of a non-Newtonian fluid structure, and the filling amount of the damping fluid is two thirds of the volume of the damping ring.

Furthermore, the damping springs are of high-strength anti-fatigue spring structures, and the damping springs are arranged in an equiangular conical shape.

Through the damping ring that has damping fluid, damping spring, when the flotation tank takes place undulantly, the damping ring utilizes the self inertia of damping fluid, resists the increase of the angle of raising of flotation tank, and then reaches and weakens the flotation tank undulantly, increases the purpose of equipment platform stability.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) the scheme is that a support rod with a buffer spring, a slide rod, a piston and an air cavity is matched with an extrusion ring with a flap-shaped sac, a guide tube and a balance valve, when the device is in actual use, a floating box is placed in a target sea area, the gravity center generated by the gravity of a balancing weight is lower than the floating center of the floating box, so that a connecting rod on the balancing weight can keep vertical, when sea wave fluctuation occurs, the floating box and an equipment platform do fluctuation movement with a ball groove as an anchor point, when the fluctuation of the floating box is overlarge, the floating box drives a support to rotate in the sea wave impact direction with the ball groove as a center, the extrusion ring on the support can extrude the corresponding flap-shaped sac, air in the flap-shaped sac enters the support rod far away from the sea wave impact direction through the guide tube, the air pressure in the air cavity is increased, the piston far away from the slide rod lifts up the support rod to move upwards, and the inclination angle of the support rod when the sea wave impact can be balanced, the device has the advantages of simple structure, automatic leveling function, strong shock absorption performance, capability of effectively prolonging the service life of the device, market prospect and suitability for popularization.

(2) Through the design of the balanced valve with the valve plug and the reset spring, the pressure generated after the valve-shaped bag is pressed enters the valve cavity through the input end on one side of the balanced valve, the valve plug in the valve cavity is influenced by the pressure to overcome the elastic force of the reset spring to generate displacement, the input end and the output end on the other side are closed, the air pressure entering the valve cavity can not flow back to other valve-shaped bags through the output end on the other side, the purpose of pressure release prevention is achieved, and the pressure generated after the valve-shaped bag is pressed is utilized to the maximum.

(3) Through the balancing weight that has the direction fin, make the balancing weight sink the in-process in the sea water is inside, be difficult for receiving the wave and assault and take place undulantly, and then the bulb that has effectively promoted the connecting rod is at the stability of spatial position, when taking place the wave and assault, when assaulting less, the wave accessible is led the unrestrained groove and is shunted and reduce the impact force, when assaulting when great, partial wave reduces the resistance through leading the unrestrained groove, the raised wave flower can be supported by the face that has inclination after partial wave assaults and is kept off, and then reach the purpose that weakens the wave and assault the residual wave.

(4) Through the damping ring that has damping fluid, damping spring, when the flotation tank takes place undulantly, the damping ring utilizes the self inertia of damping fluid, resists the increase of the angle of raising of flotation tank, and then reaches and weakens the flotation tank undulantly, increases the purpose of equipment platform stability.

Drawings

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

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

FIG. 3 is a schematic cross-sectional view of the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 3;

FIG. 5 is a schematic view of a valvular sac according to the present invention;

FIG. 6 is a schematic cross-sectional view of an extrusion ring according to the present invention;

FIG. 7 is a schematic structural view of a balancing valve proposed in the present invention;

FIG. 8 is a schematic structural view of the present invention as it swings with sea waves;

FIG. 9 is a schematic structural view of the present invention illustrating the back swing of the support rod;

FIG. 10 is a schematic structural view of the shock ring proposed in the present invention during damping operation.

The reference numbers in the figures illustrate:

the device comprises a buoyancy tank 1, a wave guide groove 11, a balancing weight 2, a guide fin 21, a support rod 3, a buffer spring 31, a sliding rod 32, a piston 33, an air cavity 34, an equipment platform 4, a ball groove 41, a flap-shaped bag 5, a guide pipe 51, an extrusion ring 6, a connecting rod 7, a ball head 71, a damping ring 8, a damping spring 81, a balance valve 9, a valve plug 91 and a return spring 92.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.

Example 1:

referring to fig. 1-10, an offshore buoy with a self-leveling function comprises a buoyancy tank 1 and a counterweight block 2, the buoyancy tank 1 is of a circular cavity structure, the top of the buoyancy tank 1 is provided with a support, the support comprises three support rods 3, the three support rods 3 are assembled into a triangular pyramid shape, the top of the support is provided with an equipment platform 4, the bottom of the equipment platform 4 is fixed with a spherical groove 41, the top of the counterweight block 2 is fixed with a connecting rod 7, the top of the connecting rod 7 is fixed with a ball head 71 matched with the spherical groove 41, the middle of the connecting rod 7 is fixed with a petal-shaped bag 5, the three petal-shaped bags 5 are equally distributed at equal angles, the support is fixed with a squeezing ring 6, the squeezing ring 6 is of an annular structure, the squeezing ring 6 is sleeved outside the circumference of the three groups of petal-shaped bags 5, the bottom ends of the support rods 3 are provided with air cavities 34, the air cavities 34 and the petal-shaped bags 5 are filled with saturated compressed air, the compressed air is carbon dioxide, a piston 33 matched with the air cavity 34 is arranged in the air cavity 34, the bottom of the piston 33 is rotatably connected with a slide rod 32, one end, far away from the piston 33, of the slide rod 32 is rotatably connected with the top of the buoyancy tank 1, a buffer spring 31 is clamped between the slide rod 32 and the support rod 3, two guide pipes 51 are symmetrically communicated on the petal-shaped bag 5, the petal-shaped bag 5 is respectively communicated with two air cavities 34 adjacent to the petal-shaped bag 5 through the two guide pipes 51, a balance valve 9 is arranged at a connecting node of the guide pipes 51 and the air cavities 34, and the balance valve 9 is used for keeping the single connectivity of the guide pipes 51 and the air cavities 34.

The invention is through the mutual cooperation between the strut 3 with buffer spring 31, slide bar 32, piston 33, air cavity 34 and the squeeze ring 6 with flap-shaped bag 5, guide tube 51, balance valve 9, when in actual use, the buoyancy tank 1 is placed in the target sea area, the gravity center generated by the gravity of the counterweight block 2 is lower than the buoyancy center of the buoyancy tank 1, so that the connecting rod 7 on the counterweight block 2 can keep vertical, when the wave fluctuation occurs, the buoyancy tank 1 and the equipment platform 4 do the fluctuation action taking the ball groove 41 as the anchor point, when the fluctuation of the buoyancy tank 1 is too large, the buoyancy tank 1 drives the support to rotate along the sea wave impact direction by taking the ball groove 41 as the center, at this time, the squeeze ring 6 on the support will squeeze the corresponding flap-shaped bag 5, the air in the flap-shaped bag 5 enters the strut 3 far away from the sea wave impact direction through the guide tube 51, at this time, the air pressure in the air cavity 34 is increased, the lift-up strut 3 moves away from the piston 33 of the slide bar 32, the device has the advantages of simple structure, automatic leveling function, strong damping performance, capability of effectively prolonging the service life of the device, market prospect and suitability for popularization.

The valve chamber of balanced valve 9 is cylindrical structure, the both ends of valve chamber are equipped with a set of output and the input that is linked together respectively, the input is connected with stand pipe 51, the output is connected with air cavity 34, sliding connection has rather than assorted valve plug 91 in the valve chamber, the both ends of valve plug 91 have return spring 92 with the intervallic wall of valve chamber respectively, the length of valve plug 91 is half of valve chamber length, two return spring 92 have the elasticity of ordering about valve plug 91 symmetry axis and the coincidence of valve chamber symmetry axis, the atmospheric pressure that lamelliform bag 5 pressurized production is greater than return spring 92's elasticity.

Through having valve plug 91, reset spring 92's balanced valve 9's design, the pressure that produces after making lamellate bag 5 pressurized gets into the valve chamber through the input of balanced valve 9 one side, valve plug 91 in the valve chamber is influenced by the pressure and is overcome reset spring 92's elasticity and take place the displacement this moment, make the input and the output of opposite side closed, and then make the atmospheric pressure that gets into the valve chamber can not flow back to other lamellate bags 5 in through the output of opposite side, and then reach the purpose that prevents the pressure release, the pressure maximize that produces after making lamellate bag 5 pressurized utilizes.

The outside that lamella form bag 5 and extrusion ring 6 contacted is spherical structure, the spherical surface of lamella form bag 5 is tangent the setting with the triangular pyramid side that the support formed, buffer spring 31 is high strength antifatigue spring structure, buffer spring 31 has the elasticity of ordering about branch 3 to keep away from the slide bar 32 of cup jointing inside it, balancing weight 2 is fusiformis structure, 2 fusiformis length direction's of balancing weight both ends all are fixed with guide fin 21, guide fin 21 is used for stabilizing 2 fusiformis length direction of balancing weight and the sea water flow direction is parallel, the bottom of flotation tank 1 is equant angular distance to be equipped with a plurality of unrestrained grooves 11 of leading, the section of leading unrestrained groove 11 is L type structure, lead unrestrained groove 11 and be equipped with ascending one side relative with the wave inclination.

Through balancing weight 2 with direction fin 21, make balancing weight 2 sink the in-process in the sea water is inside, be difficult for receiving the wave impact and take place undulant, and then effectively promoted the stability of bulb 71 of connecting rod 7 at the spatial position, when taking place the wave and assault, when assaulting less, the wave accessible is led unrestrained groove 11 and is shunted and reduce the impact force, when assaulting when great, some waves reduce the resistance through leading unrestrained groove 11, the wave flower that rises after some waves impact can be supported by the face that has inclination and keep off, and then reach the purpose that weakens the wave and assault the residual wave.

The inside of flotation tank 1 is equipped with shock attenuation ring 8, and shock attenuation ring 8 is the toroidal cavity structure, and the shock attenuation is equipped with damping fluid in the 8 intussuseption of shock attenuation ring, and equal angle is equallyd divide equally between shock attenuation ring 8 and flotation tank 1 inner bottom and is fixed with a plurality of damping spring 81, and damping fluid is non-Newtonian fluid structure, and the packing volume of damping fluid is the volumetric two-thirds of shock attenuation ring 8, and damping spring 81 is high strength antifatigue spring structure, and a plurality of damping spring 81 are equal angle toper and arrange.

Through the damping ring 8 that has damping fluid, damping spring 81, when flotation tank 1 takes place undulantly, damping ring 8 utilizes the self inertia of damping fluid, resists the increase of the angle of raising of flotation tank 1, and then reaches and weakens flotation tank 1 undulantly, increases the purpose of equipment platform 4 stability.

The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. The utility model provides an offshore buoy with self-leveling function, includes flotation tank (1) and balancing weight (2), its characterized in that: buoyancy tank (1) is the ring form cavity structure, the top of buoyancy tank (1) is equipped with the support, the support includes three branch (3), and is three branch (3) equipment is three prismatic taper, the top of support is equipped with equipment platform (4), the bottom of equipment platform (4) is fixed with ball groove (41), the top of balancing weight (2) is fixed with connecting rod (7), the top of connecting rod (7) is fixed with bulb (71) with ball groove (41) assorted, connecting rod (7) middle part is fixed with lamella form bag (5), and is three the equal angle of lamella form bag (5) is equallyd divide and is arranged, be fixed with extrusion ring (6) on the support, extrusion ring (6) are the loop configuration, extrusion ring (6) cup joint in three groups the circumference outside of lamella form bag (5), the bottom of branch (3) is equipped with air cavity (34), a piston (33) matched with the air cavity (34) is arranged in the air cavity (34), a sliding rod (32) is rotatably connected to the bottom of the piston (33), one end, far away from the piston (33), of the sliding rod (32) is rotatably connected with the top of the buoyancy tank (1), a buffer spring (31) is clamped between the sliding rod (32) and the support rod (3), two guide pipes (51) are symmetrically communicated with the petal-shaped bag (5), the petal-shaped bag (5) is respectively communicated with two air cavities (34) adjacent to the petal-shaped bag through the two guide pipes (51), a balance valve (9) is arranged at a connection node of the guide pipes (51) and the air cavities (34), the balance valve (9) is used for keeping single connectivity between the guide pipes (51) and the air cavities (34), a damping ring (8) is arranged in the buoyancy tank (1), the damping ring (8) is of an annular cavity structure, and the damping ring (8) is filled with damping liquid, a plurality of damping springs (81) are equally fixed between the damping ring (8) and the inner bottom of the buoyancy tank (1) at equal angles;

the valve pocket of balanced valve (9) is cylindrical structure, the both ends of valve pocket are equipped with a set of output and the input that is linked together respectively, the input is connected with stand pipe (51), the output is connected with air cavity (34), sliding connection has rather than assorted valve plug (91) in the valve pocket, the both ends of valve plug (91) have set up reset spring (92) with the inner wall of valve pocket within a definite time respectively, the length of valve plug (91) is the half of valve pocket length, and two reset spring (92) have the elasticity of ordering about valve plug (91) symmetry axis and the coincidence of valve pocket symmetry axis, the atmospheric pressure that lamellate bag (5) pressurized production is greater than reset spring's (92) elasticity.

2. An offshore buoy having a self-leveling function as claimed in claim 1, wherein: the outside that petal form bag (5) and extrusion ring (6) contacted is spherical structure, the sphere of petal form bag (5) sets up with the triangular pyramid side that the support formed is tangent.

3. An offshore buoy having a self-leveling function as claimed in claim 1, wherein: buffer spring (31) are high strength anti-fatigue spring structure, buffer spring (31) have drive branch (3) keep away from the elasticity of the slide bar (32) of cup jointing in its inside.

4. An offshore buoy having a self-leveling function as claimed in claim 1, wherein: the balancing weight (2) is of a shuttle-shaped structure, guide fins (21) are fixed at two ends of the balancing weight (2) in the shuttle-shaped length direction, and the guide fins (21) are used for stabilizing the shuttle-shaped length direction of the balancing weight (2) to be parallel to the flow direction of seawater.

5. An offshore buoy having a self-leveling function as claimed in claim 1, wherein: the wave guiding device is characterized in that a plurality of wave guiding grooves (11) are arranged at the bottom of the buoyancy tank (1) at equal angular intervals, the section of each wave guiding groove (11) is of an L-shaped structure, and an upward inclination angle is arranged on one side, opposite to sea waves, of each wave guiding groove (11).

6. An offshore buoy having a self-leveling function as claimed in claim 1, wherein: the air cavity (34) and the petal-shaped bag (5) are filled with saturated compressed gas, and the compressed gas is carbon dioxide gas.

7. An offshore buoy having a self-levelling function as claimed in claim 1, wherein: the damping fluid is of a non-Newtonian fluid structure, and the filling amount of the damping fluid is two thirds of the volume of the damping ring (8).

8. An offshore buoy having a self-leveling function as claimed in claim 1, wherein: damping spring (81) are high strength antifatigue spring structure, a plurality of damping spring (81) are the equal angle toper and arrange.