CN-122009418-A - Connection supporting structure based on offshore wind power floating platform

CN122009418ACN 122009418 ACN122009418 ACN 122009418ACN-122009418-A

Abstract

The invention provides a connection supporting structure based on an offshore wind power floating platform, and belongs to the technical field of offshore wind power. Including floating platform, the flotation pontoon, support column and wind power generation mechanism, the three bracing piece is all installed to one side that the three flotation pontoon is close to the support column, all be provided with between three bracing piece and the support column and support buffer assembly, the mounting panel is installed on the cavity top of seting up inside the support column, the changeing inslot rotation that the mounting panel bottom was seted up is connected with the connecting ball, the connecting ball bottom is installed through the connecting rod and is hung down the piece, be provided with adjusting part between hanging down piece and the fixed subassembly, lock plectane second under initial condition through supporting buffer assembly's oblique piece, provide static rigidity for the platform, slide through oblique piece when the unrestrained impact and release the clearance, and cooperate spring one to cushion the shock attenuation, hang down the piece through adjusting part and round platform shape, release plectane second corresponding buffering stroke according to support column inclination, the buffering shock-absorbing capacity under different unrestrained operating modes has been promoted.

Inventors

LI SHIWEI
NING QIAOZHEN
Qin Peiming
SHAN PENGCHENG
MA XIAOSHUANG
LI CHENGXIANG
ZHANG PENG
LI FANGHAI
MA HUI

Assignees

中呈电气设备(山东)有限公司

Dates

Publication Date: 20260512
Application Date: 20260402

Claims (7)

1. The utility model provides a connection bearing structure based on marine wind-powered electricity generation floating platform, includes floating platform (1), its characterized in that, floating platform (1) center department installs support column (3), wind power generation mechanism (4) are installed on support column (3) top, equal fixedly connected with link (5) in both sides about support column (3), two link (5) three closed angle department all is fixed with flotation pontoon (2), and is three flotation pontoon (2) upper end is connected with floating platform (1) bottom, support column (3) outside equiangle is provided with three support buffer assembly (7), and every support buffer assembly (7) are connected with flotation pontoon (2) through three bracing piece (6), support buffer assembly (7) are used for the buffering between bracing piece (6) and the support column (3), mounting panel (8) are installed on the cavity top that sets up in support column (3), swing joint has connecting ball (9) in the mounting panel (8) change the groove, connecting ball (9) bottom is installed through connecting rod perpendicular to hang down and is blocked (10), support buffer assembly (7) are used for adjusting to adjust between (11).
2. The connection support structure based on the offshore wind power floating platform according to claim 1, wherein the support buffer assembly (7) comprises a mounting frame (71), the mounting frame (71) is mounted on the outer side of the support column (3), three movable grooves (72) are formed in the mounting frame (71) at equal angles, a circular plate I (73) is mounted at the inner bottom of each movable groove (72), the circular plate I (73) is fixedly connected with a circular plate II (75) through a spring I (74), the circular plate II (75) is in limiting sliding connection with the inner side of the movable groove (72), two inclined blocks (76) are symmetrically and slidably abutted on two sides of one end of the circular plate II (75), the two inclined blocks (76) are slidably and fixedly connected with the support rod (6) in penetrating holes on two sides of the movable groove (72), and the support rod (6) slidably penetrates through the movable groove (72).
3. The connection support structure based on the offshore wind power floating platform according to claim 1, wherein the floating platform (1) is designed in an equilateral triangle structure as a whole, and three pontoons (2) are respectively and fixedly arranged at three vertexes of the equilateral triangle.
4. The connection supporting structure based on the offshore wind power floating platform according to claim 2, wherein the inclined surface of the inclined block (76) is designed to be in a ladder shape, and the ladder-shaped inclined surface is abutted with the end surface of the second circular plate (75) for increasing the friction resistance of a contact interface and preventing the second circular plate (75) from unexpected sliding in the movable groove (72).
5. The connection supporting structure based on the offshore wind power floating platform according to claim 2, wherein the adjusting component (11) comprises three oil cylinders one (111), the three oil cylinders one (111) are all circumferentially and equidistantly arranged on the inner wall of the cavity of the supporting column (3), the three oil cylinders one (111) are internally and hermetically connected with a push plate (112), one end of the push plate (112) is fixedly connected with a collision block (113), the inner cavity of the oil cylinder one (111) is connected with two oil cylinders two (114) through two hoses, the two oil cylinders two (114) are symmetrically arranged in grooves formed in the upper end and the lower end of the mounting frame (71), the two oil cylinders two (114) are internally and symmetrically and slidingly connected with two push rods (115) through springs two (1141), the outer ends of the two push rods (115) are fixedly connected with connecting blocks (116), the inner ends of the two connecting blocks (116) are fixedly connected with connecting plates (117), and the inner sides of the two connecting plates (117) are fixedly connected with the inclined blocks (76).
6. The connection supporting structure based on the offshore wind power floating platform according to claim 5, wherein three supporting rods (6) are arranged at equal angles along the axial direction of the supporting column (3), the connecting plate (117) is designed into an arc-shaped structure, and the circle center of the arc section of the connecting plate (117) corresponds to the circle center of the circumference formed by the three supporting rods (6).
7. The connection supporting structure based on the offshore wind power floating platform according to claim 5, wherein the vertical block (10) is designed into a truncated cone-shaped structure with a narrow upper part and a wide lower part, the axis of the vertical block (10) corresponds to the axis of the supporting column (3), three abutting blocks (113) are designed into an arc shape, and the three abutting blocks (113) jointly enclose to form a complete circular contact surface and are used for abutting against the outer side of the vertical block (10) when the supporting column (3) inclines.

Description

Connection supporting structure based on offshore wind power floating platform Technical Field The invention relates to the technical field of offshore wind power, in particular to a connecting support structure based on an offshore wind power floating platform. Background Offshore wind power refers to a renewable energy technology for constructing wind generating sets in offshore or deep sea areas and utilizing abundant and stable offshore wind energy resources to perform clean power production. Compared with onshore wind power, offshore wind power development does not occupy precious land resources. In deep sea areas, floating wind power platforms are becoming the dominant technological path, with such platforms anchored to the sea bed by mooring systems. In order to ensure safe and efficient operation of the wind generating set in a dynamic marine environment, the supporting structure of the floating platform, in particular the key force transmission path of the connecting frame connecting the peripheral pontoon and the center of the platform main body, needs to have excellent mechanical adaptability and reliability. At present, most traditional floating platforms are directly and fixedly connected with a central support column through a connecting structure to form an integral rigid frame in a mode of bolt connection, welding or flange rigid fixation and the like, however, on the sea surface, the continuous action of wind waves can lead to continuous shaking of the platform, high-frequency and high-amplitude alternating stress can be generated at the connecting position of rigid nodes, fatigue cracks are easy to induce, and once the cracks are initiated and expanded, local failure is easy to cause, on the other hand, under the condition of strong wind or strong waves, larger buffer capacity is often needed to absorb larger impact energy, so that the sensing and response capacity to actual sea conditions are needed to meet the buffer performance requirements under different sea conditions. Therefore, the application provides a connection support structure based on the offshore wind power floating platform to meet the requirements. Disclosure of Invention The invention aims to solve the technical problem of providing a connecting support structure based on an offshore wind power floating platform, so as to solve the problems that the traditional rigid connection is easy to cause fatigue damage of a force transmission node due to alternating stress and is not easy to consider the buffer performance requirements under different sea conditions. In order to solve the technical problems, the invention provides the following technical scheme: The utility model provides a connection bearing structure based on marine wind-powered electricity generation floats platform, includes the showy formula platform, showy formula platform center department installs the support column, wind power generation mechanism is installed on the support column top, both sides all fixedly connected with link about the support column, two three closed angle departments of link all are fixed with the flotation pontoon, three the flotation pontoon upper end is connected with showy formula platform bottom, support column outside equiangle is provided with three support buffer assembly, every support buffer assembly is connected with the flotation pontoon through three bracing piece, support buffer assembly is used for the buffering between bracing piece and the support column, the mounting panel is installed on the cavity top of seting up inside the support column, swing joint has the connecting ball in the mounting panel change groove, the perpendicular piece is installed through the connecting rod to the connecting ball bottom, be provided with adjusting part between perpendicular piece and the support buffer assembly, adjusting part is used for supporting buffer assembly's state adjustment. Optionally, the support buffer assembly includes the mounting bracket, the mounting bracket is installed in the support column outside, three movable grooves have been seted up to the inside equiangular degree of mounting bracket, and is three movable groove inboard bottom all installs plectane one, plectane one is through the second fixedly connected with plectane of spring, the spacing sliding connection of plectane two ends both sides symmetrical sliding conflict of plectane has two sloping blocks, two sloping blocks slide in the through-hole of movable groove both sides, the second other end of plectane and bracing piece fixed connection, the bracing piece slides and runs through the movable groove. Optionally, the floating platform is integrally designed in an equilateral triangle structure, and the three pontoons are respectively and fixedly arranged at three vertexes of the equilateral triangle. Optionally, the inclined plane of sloping block designs to echelonment, echelonment inclined plane and the terminal surface butt of plectane two for