CN210315471U

CN210315471U - Triangular truss type pile leg

Info

Publication number: CN210315471U
Application number: CN201920977565.3U
Authority: CN
Inventors: 刘正亮; 王华生; 罗志益; 何懋华
Original assignee: CSSC Huangpu Wenchong Shipbuilding Co Ltd
Current assignee: CSSC Huangpu Wenchong Shipbuilding Co Ltd
Priority date: 2019-06-26
Filing date: 2019-06-26
Publication date: 2020-04-14
Anticipated expiration: 2029-06-26

Abstract

The utility model relates to a technical field of from lift-type platform discloses a triangle truss-like spud leg, include the pile shoe and locate the spud leg body on the pile shoe, the platform is in self-navigation or the state of towing, the pile shoe is generally collected in the surrounding well, the spud leg body is including being three main board pipes that equilateral triangle arranged, be equipped with a plurality of supporting component of group between each main board pipe in order to realize connecting and supporting between each main board pipe, be equipped with the bolt hole that a plurality of and hydraulic lifting system match on each main board pipe, generally, be equipped with solid pile frame on the main deck, hydraulic lifting system installs in solid pile frame, hydraulic lifting system passes through each bolt hole match connection on pneumatic cylinder and the main board pipe and promotes and lock the platform main part, improve platform station stake and pile pulling efficiency, high durability and convenient use.

Description

Triangular truss type pile leg

Technical Field

The utility model relates to a technical field of from lift-type platform especially relates to a triangle truss-like spud leg.

Background

After the self-elevating platform is self-propelled or towed to an operation sea area, pile leg pile shoes are firstly descended to the sea bottom, and then the platform main body is lifted through the lifting system, so that the platform main body leaves the sea surface, and a certain safe air gap is formed, so that the impact of sea waves on the bottom of the platform main body is avoided.

The prior pile leg has two types, namely a shell type and a truss type, and the two types have advantages and disadvantages respectively. The shell type pile leg has a simple structure, is convenient to process and manufacture in a shipyard, but has large side projection area, so that environmental factors such as sea conditions, wind speed and water flow have large influence on the pile leg, and the operation sea area is shallow and generally does not exceed 60m water depth; the truss type pile leg is small in side projection area and small in environmental factor, and the depth of water in an operation sea area can reach 120m, so that the truss type pile leg is preferred in a platform in a sea area with severe sea conditions, such as the North sea of the United kingdom.

However, the existing truss type pile leg cannot be matched with an oil cylinder in a hydraulic lifting system, the efficiency of pile pulling and pile standing of the platform is low, and great inconvenience is brought to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a triangle truss-like spud leg can with oil cylinder phase-match in the hydraulic lifting system, improves platform station stake and pulls out stake efficiency, convenient to use.

In order to solve the problems, the utility model provides a triangular truss type spud leg, which comprises a spud shoe and a spud leg body arranged on the spud shoe, wherein the spud leg body comprises three main side pipes which are arranged in an equilateral triangle, a plurality of groups of supporting components are arranged between the main side pipes, and the supporting components are arranged at intervals along the length direction of the main side pipes;

each main side pipe is provided with a plurality of bolt holes matched with a hydraulic lifting system, and the bolt holes are uniformly arranged at intervals along the length direction of the main side pipe.

Further preferably, the pin hole is a through hole provided on the main side pipe.

Further preferably, each support assembly comprises a plurality of inclined supporting pipes and a plurality of horizontal pipes, two mutually crossed inclined supporting pipes are arranged between two adjacent main side pipes, and the horizontal pipes are connected at the crossing positions of the two adjacent inclined supporting pipes.

Further preferably, a vertical ladder channel is arranged inside the pile leg body along the main side pipe.

Further preferably, be equipped with on the spud leg with platform towards stake system complex pump tower tubular system, towards stake system including two towards stake pipes, pump tower tubular system includes immersible pump tower pipe and locates joint spare on the immersible pump tower pipe, joint spare include two respectively with towards stake pipe swing joint's joint tip, each the joint tip be equipped with the fixing base and with the movable block of fixing base activity joint.

Further preferably, the submersible pump tower pipe is arranged on one side of the pile leg and is parallel to the main side pipe.

The utility model provides a triangle truss-like spud leg, include the spud shoe and locate spud leg body on the spud shoe, the platform is at self-propulsion or the state of towing a voyage, the spud shoe is generally collected in the surrounding well, the spud leg body is including being three main topside pipes that equilateral triangle arranged, be equipped with a plurality of supporting component of group between each main topside pipe in order to realize connecting and supporting between each main topside pipe, be equipped with the bolt hole that a plurality of and hydraulic lifting system match on each main topside pipe, generally, be equipped with solid pile frame on the main deck, hydraulic lifting system installs in solid pile frame, hydraulic lifting system passes through each bolt hole match connection on pneumatic cylinder and the main topside pipe and promotes and lock the platform main part, improve platform station stake and pile pulling efficiency, convenient to use.

Drawings

Fig. 1 is a schematic structural view of a triangular truss type pile leg provided with a straight ladder channel in an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a triangular truss type pile leg provided with a submersible pump tower tube in the embodiment of the present invention;

FIG. 3 is a schematic cross-sectional view taken at A-A in FIG. 2;

FIG. 4 is an enlarged schematic view at B in FIG. 2;

fig. 5 is a schematic top view of a triangular truss type leg in an embodiment of the invention;

FIG. 6 is an enlarged schematic view at C in FIG. 5;

fig. 7 is an enlarged schematic view at D in fig. 5.

In the figure, 1, a pile shoe; 2. a leg body; 3. a straight ladder channel; 4. a pile punching system; 5. a pump tower system; 201. a main chord pipe; 202. a pin hole; 203. a diagonal bracing tube; 204. a horizontal tube; 401. punching a pile pipe; 402. a guide rail; 501. a submersible pump tower pipe; 502. a clamping piece; 5021. a fixed seat; 5022. a movable block.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "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 device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

With reference to fig. 1 to 7, a triangular truss type pile leg according to an embodiment of the present invention is schematically shown, including a pile shoe 1 and a pile leg body 2 disposed on the pile shoe 1, the platform is in a self-propelled or towed state, the pile shoe 1 is generally collected in a surrounding well, the pile leg body 2 includes three main side pipes 201 arranged in an equilateral triangle, a plurality of groups of support assemblies are disposed between the main side pipes 201 to realize connection and support between the main side pipes 201, and the support assemblies are disposed at intervals along the length direction of the main side pipes 201;

be equipped with the bolt hole 202 that a plurality of and hydraulic lifting system match on each main side pipe 201, each bolt hole 202 is evenly just interval arrangement so that can match the transmission and then reach the effect of promoting the spud leg platform with hydraulic lifting system along the length direction of main side pipe 201, generally, be equipped with solid pile frame on the main deck, hydraulic lifting system installs in solid pile frame, hydraulic lifting system matches through each bolt hole 202 on pneumatic cylinder and the main side pipe 201 and connects and promote and lock the platform main part, improve platform station stake and pile pulling efficiency, high durability and convenient use, can reduce the platform number of times that rises in the life cycle simultaneously.

The truss-like spud leg dead weight that this embodiment provided is light, and the area that receives the wind is little, has reduced the influence that adverse sea conditions such as rivers, wind speed led to the fact the spud leg, and job stabilization nature is high, and the operating depth of water is deeper, saves the platform volume simultaneously, and preferably, pile shoe 1 and spud leg body 2 to and all adopt welded mode to be connected between main board pipe 201 and the supporting component, can rationally set up the segmentation seam according to the transport capacity that lifts by crane of mill, and the flexibility is strong.

Further, the pin hole 202 is a through hole formed in the main side pipe 201 so that a hydraulic cylinder of the hydraulic lifting system can be better matched with the pin hole 202 to drive the pile leg platform to be lifted.

In this embodiment, each support component includes many bracing pipes 203 and many horizontal pipes 204, preferred bracing pipe 203 and horizontal pipe 204 welded connection, be equipped with two bracing pipes 203 that intersect each other between two adjacent main side pipes 201, strengthen the connection steadiness between the main side pipes 201 through setting up two bracing pipes 203 that intersect, guarantee the structural strength of spud leg, horizontal pipe 204 is connected at the intersection of two adjacent bracing pipes 203, further guarantees the structural strength of spud leg.

Inside along main board pipe 201 of spud leg body is equipped with vertical ladder passageway 3 to satisfy the maintenance of crewman to the obstruction beacon at spud leg top, simultaneously, because the spud leg is built through main board pipe 201, bracing tube 203 and horizontal pipe 204 and forms, will set up vertical ladder passageway 3 and can effectively utilize the inside space of spud leg body inside the spud leg body. Wherein, the straight ladder channel 3 is composed of a plurality of sections of straight ladders, each section of straight ladder is selected according to GB/T3892-1983, and the straight ladder eye plate is welded with the main chord tube of the pile leg through a backing plate.

Furthermore, a pump tower pipe system 5 matched with the platform pile punching system 4 is arranged on the pile leg, the pile punching system 4 comprises two pile punching pipes 401, the pile punching system 4 is mainly used for punching soil on the seabed when the platform pulls out the pile, a layer of high-pressure water film is formed between the pile shoe 1 and the seabed, so that the pile shoe 1 is easier to pull out the pile, the pump tower pipe system 5 comprises a submersible pump tower pipe 501 and a clamping piece 502 arranged on the submersible pump tower pipe 501, guide rails 402 (made of flat iron) are welded on the two pile punching pipes 401, the clamping piece 502 comprises two clamping end parts respectively movably connected with the pile punching pipes 401, each clamping end part is provided with a fixed seat 5021 and a movable block 5022 movably clamped with the fixed seat 5021, the fixed seat 5021 is connected with the submersible pump tower pipe, the movable block 5022 is connected with the fixed seat 5021 through bolts, the two parts form a U shape after being connected, so that the guide rails 402 are clamped in the U-, when the platform is in the station stake and when pulling out stake professional operation position, slide along guide rail 402 on towards stake pipe 401 with immersible pump tower pipe 501 and receive and release, realize the function of immersible pump, immersible pump tower pipe 501 passes through the flange by several sections pipelines and connects into, and every immersible pump tower pipe 501's both sides interval is provided with joint 502 for a distance. In this embodiment, the submersible pump tower tube 501 is disposed on one side of the spud leg and is parallel to the main side tube 201.

To sum up, the utility model provides a triangle truss-like spud leg, include pile shoe 1 and locate pile leg body 2 on the pile shoe 1, the platform is at self-navigation or the state of towing, pile shoe 1 generally collects in the surrounding well, pile leg body 2 is including three main board pipes 201 that are equilateral triangle and arrange, be equipped with a plurality of supporting component of group between each main board pipe 201 in order to realize connecting and supporting between each main board pipe 201, be equipped with the bolt hole 202 that a plurality of and hydraulic lifting system match on each main board pipe 201, generally, be equipped with solid pile frame on the main deck, hydraulic lifting system installs in solid pile frame, hydraulic lifting system matches through each bolt hole 202 on pneumatic cylinder and the main board pipe 201 and connects and promote and lock the platform main part, platform station stake and pile pulling efficiency are improved, and convenient to use.

It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.

Claims

1. A triangular truss type pile leg is characterized by comprising a pile shoe and a pile leg body arranged on the pile shoe, wherein the pile leg body comprises three main side pipes which are arranged in an equilateral triangle, a plurality of groups of supporting assemblies are arranged between the main side pipes, and the supporting assemblies are arranged at intervals along the length direction of the main side pipes;

2. The triangular truss pile leg of claim 1, wherein the pin holes are through holes provided in the main side pipe.

3. The triangular truss pile leg according to claim 1, wherein each of the support assemblies includes a plurality of brace pipes and a plurality of horizontal pipes, two brace pipes crossing each other are disposed between two adjacent main side pipes, and the horizontal pipe is connected to a crossing portion of two adjacent brace pipes.

4. A triangular truss pile leg as defined in any one of claims 1 to 3, wherein a vertical ladder passageway is provided inside the leg body along the main side pipe.

5. The triangular truss type pile leg according to any one of claims 1 to 3, wherein a pump tower pipe system matched with the platform pile system is arranged on the pile leg, the pile system comprises two pile pipes, the pump tower pipe system comprises a submersible pump tower pipe and a clamping member arranged on the submersible pump tower pipe, the clamping member comprises two clamping end portions movably connected with the pile pipes respectively, and each clamping end portion is provided with a fixed seat and a movable block movably clamped with the fixed seat.

6. The triangular truss pile leg of claim 5, wherein the submersible pump tower tube is disposed on one side of the pile leg and parallel to the main side tube.