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CN-121976500-A - Ocean platform spud leg protection mechanism

CN121976500ACN 121976500 ACN121976500 ACN 121976500ACN-121976500-A

Abstract

The invention discloses an ocean platform spud leg protection mechanism, which belongs to the technical field of ocean platform spud leg protection and comprises a spud leg body, wherein a mounting plate is arranged on the outer side of the spud leg body through bolts, a movable plate is slidably arranged on the inner side of a sliding groove, an anti-collision plate is fixed on the side face of a fixing plate, a hole structure is arranged on the surface of the anti-collision plate, the anti-collision plate is made of flexible EVA (ethylene-vinyl acetate) materials and glass fiber reinforced composite materials and is combined into a basic material of a product, the rigidity limitation of a traditional steel or concrete anti-collision facility is broken through, energy grading absorption is achieved, and an anti-collision buffer mechanism is arranged between the fixing plate and the movable plate and used for dispersing impact force received by the anti-collision buffer mechanism in multiple stages to reduce the impact force and is matched with the buffer mechanism through the anti-collision plate made of composite materials, so that energy is consumed step by step, multi-stage absorption and self-adaptive protection are achieved. The ocean platform pile leg protection mechanism has the advantage that the anti-collision plate exceeds the traditional steel and concrete facilities.

Inventors

  • ZHU YANGXUAN
  • LIN JINBAO
  • CHANG CHAO

Assignees

  • 太原科技大学

Dates

Publication Date
20260505
Application Date
20260204

Claims (8)

  1. 1. The utility model provides an ocean platform spud leg protection machanism, includes spud leg body (1), mounting panel (2) are installed through the bolt in the outside of spud leg body (1), and one side that spud leg body (1) was kept away from to mounting panel (2) is provided with spout (4), spout (4) inboard slidable mounting has fly leaf (5), and the avris of fly leaf (5) is provided with fixed plate (7); Characterized by further comprising: The anti-collision plate (8) is fixed on the side face of the fixed plate (7), a hole structure is arranged on the surface of the anti-collision plate (8), the anti-collision plate (8) is made of a basic material of a product by combining a flexible EVA material with a glass fiber reinforced composite material, the rigidity limitation of the traditional steel or concrete anti-collision facility is broken through, and the energy graded absorption is realized; the anti-collision buffer mechanism is arranged between the fixed plate (7) and the movable plate (5), the anti-collision buffer mechanism disperses the impact force received by the anti-collision buffer mechanism into multiple stages, reduces the impact force, and mutually cooperates with the buffer mechanism through the anti-collision plate (8) made of composite materials, so that the energy is consumed step by step, and the anti-collision buffer mechanism absorbs multiple stages and is self-adaptively protected.
  2. 2. The ocean platform spud leg protection mechanism of claim 1, wherein the side, close to the spud leg body (1), of the mounting plate (2) is provided with a connecting plate (3), the side, close to each other, of the mounting plate (2) and the connecting plate (3) is of an arc surface structure, the mounting plate (2) and the connecting plate (3) are identical, meanwhile, the mounting plate (2) and the connecting plate (3) are connected through bolts, the arc surface of the mounting plate (2) is of a concave structure, and the arc surface of the connecting plate (3) is of a convex structure.
  3. 3. The ocean platform spud leg protection mechanism of claim 1, wherein the movable plate (5) forms a sliding structure through the sliding groove (4) and the mounting plate (2), a floating plate (6) is fixed between the movable plate (5) and the fixed plate (7), the floating plate (6) is in a corrugated shape, meanwhile, the floating plate (6) and the anti-collision plate (8) are made of the same material, the floating plate (6) floats on the water surface, and the floating plate (6) is positioned in the middle of the anti-collision plate (8) and is positioned below.
  4. 4. The ocean platform spud leg protection mechanism of claim 1, wherein the anti-collision buffer mechanism comprises a fixed block (9) fixed on a fixed plate (7), one side of the fixed block (9) close to a movable plate (5) is of an inclined surface structure, and the anti-collision buffer mechanism and the spud leg body (1) form a relative lifting structure.
  5. 5. The ocean platform spud leg protection mechanism of claim 4, wherein the height of the fixed block (9) is the same as that of the guide roller (10), the guide roller (10) is rotatably arranged on the side face of the movable plate (5), the fixed block (9) and the guide roller (10) are distributed at equal angles, and the fixed block (9) and the guide roller (10) are above the water surface.
  6. 6. The ocean platform spud leg protection mechanism of claim 1, further comprising a fixing rod (11) fixed on the fixing plate (7), wherein one end of the fixing rod (11) far away from the fixing plate (7) is connected with a piston plate (12), and the piston plate (12) is initially positioned in the middle of the fixing barrel (13).
  7. 7. The ocean platform spud leg protection mechanism of claim 6, wherein the edge of the piston plate (12) and the inner wall of the fixed cylinder (13) are in fit sliding, the fixed rod (11) and the fixed cylinder (13) are in elastic sliding connection, and the fixed cylinder (13) is fixed on the side face of the movable plate (5).
  8. 8. The ocean platform spud leg protection mechanism of claim 7, wherein the adjacent fixed cylinders (13) are communicated with each other through air hoses (14), the moving directions of the movable plates (5) and the anti-collision plates (8) which are distributed oppositely are the same, the anti-collision plates (8), the fixed rods (11) and the fixed cylinders (13) are all arranged at equal angles, and the edges of the adjacent anti-collision plates (8) are in fit contact.

Description

Ocean platform spud leg protection mechanism Technical Field The invention relates to the technical field of ocean platform spud leg protection, in particular to an ocean platform spud leg protection mechanism. Background Along with the development of bridge and water transportation, the tonnage and navigation density of ships are increased, the impact risk of spud legs is obviously increased, the problems of easy corrosion, high maintenance cost and the like exist in the traditional steel anti-collision device, the current spud leg protection mechanism can absorb the impact energy of ships through materials or structural designs (such as floating bodies, steel pipe piers, energy dissipation elements and the like), the impact time is prolonged, the damage risk of spud legs is reduced, for example, a marine platform spud leg protection structure with the bulletin number of CN115324014B comprises a walking sleeve, a plurality of arc-shaped anti-collision plates, a plurality of groups of rollers and a plurality of groups of forced water spraying components, each arc-shaped anti-collision plate is connected with the walking sleeve through a plurality of groups of elastic connecting pieces, fan blades are arranged above each roller, each group of forced water spraying component comprises a fixed pipe and a piston, a pumping pipe is connected with the upper part of the fixed pipe, the piston in the forced water spraying component is driven to displace through the movement of the arc-shaped plates when the floating heavy objects are impacted, the seawater in the fixed pipe is extruded by the piston in the floating heavy objects, and the seawater in the split-collision protection structure is ejected from the split water spraying pipe, and the floating water is deflected to the two floating heavy objects by the rotating direction of the floating heavy objects when the floating heavy objects are driven by the floating heavy objects to be deflected to the two floating objects in the same direction by the rotation direction; For example, the ocean platform protection and vibration reduction device with the publication number of CN103147428A belongs to the technical field of ocean structures. The device comprises a scissor-type displacement amplifying device, a laminated rubber support, an upper supporting platform, a middle supporting platform, a lower supporting platform, a limiting device, an ice breaking conical surface body, a groove-type connecting plate and bolts, wherein the middle supporting platform is axisymmetric and the pile legs are axisymmetric. The device can reduce the horizontal rigidity of the cone less, has better restoring force and energy consumption vibration reduction performance, can effectively reduce the impact of ice and wave excitation on the extrusion, friction and vibration of the structure, reduces the response of the platform, and fundamentally solves the problem of ice excitation vibration of the ocean platform. However, the protection mechanism still has the following defects in the actual use process: 1. when the traditional pile leg protection mechanism is used, most of the traditional pile leg protection mechanism directly receives the impact force of a ship, so that the anti-collision device is easy to break and damage, the structure for absorbing and consuming the impact force is lacking, the damage to the ship body is increased, and the anti-collision device is frequently replaced; 2. Most of the pile legs are rectangular or circular, and most of the same type of anti-collision devices can only adapt to pile legs with the same structure, so that the adaptability is poor, and different types of anti-collision devices need to be produced. Aiming at the problems, innovative design is urgently needed on the basis of the original pile leg protection mechanism. Disclosure of Invention The invention aims to provide a pile leg protection mechanism for an ocean platform, which aims to solve the problem that the prior art provides a traditional pile leg protection mechanism which lacks a structure for absorbing and consuming impact force when in use. The marine platform spud leg protection mechanism comprises a spud leg body, wherein the outer side of the spud leg body is provided with a mounting plate through bolts, one side of the mounting plate, which is far away from the spud leg body, is provided with a sliding groove, the inner side of the sliding groove is provided with a movable plate in a sliding manner, and the side of the movable plate is provided with a fixed plate; The anti-collision plate is fixed on the side face of the fixed plate, a hole structure is arranged on the surface of the anti-collision plate, the anti-collision plate is made of flexible EVA material and glass fiber reinforced composite material and is combined into a basic material of a product, the rigidity limitation of the traditional steel or concrete anti-collision facility is broken through, and the energy