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WO2018166520A1 - 一种用于水中基础的施工船及其施工法 - Google Patents

一种用于水中基础的施工船及其施工法 Download PDF

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Publication number
WO2018166520A1
WO2018166520A1 PCT/CN2018/079254 CN2018079254W WO2018166520A1 WO 2018166520 A1 WO2018166520 A1 WO 2018166520A1 CN 2018079254 W CN2018079254 W CN 2018079254W WO 2018166520 A1 WO2018166520 A1 WO 2018166520A1
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Prior art keywords
foundation
construction
hull
vessel
underwater
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PCT/CN2018/079254
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English (en)
French (fr)
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王燏斌
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    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D27/00—Foundations as substructures
    • E02D27/10—Deep foundations
    • E02D27/18—Foundations formed by making use of caissons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D23/00—Caissons; Construction or placing of caissons
    • E02D23/08—Lowering or sinking caissons
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D27/00—Foundations as substructures
    • E02D27/32—Foundations for special purposes
    • E02D27/52—Submerged foundations, i.e. submerged in open water

Definitions

  • the invention relates to a construction ship for underwater foundation and a construction method thereof, and belongs to the technical field of civil engineering foundation construction.
  • the existing pier foundations in the water generally adopt the cofferdam method to create the construction conditions, and then the construction of the bored piles or the precast piles is carried out in the same way as the bridge piers on the land.
  • the existing dam foundation generally adopts diversion construction and cofferdam construction to create dry construction conditions, and the amount of excavation is large, and the amount of engineering is huge. After the dam is built, the cofferdam needs to be demolished, the construction period is long, and the cost is expensive. Summary of the invention
  • the invention provides a construction ship for underwater foundation and a construction method thereof, the purpose of which is to overcome the defects existing in the prior art, and the main advantages thereof: the hydraulic structure is manufactured in the factory segment or overall, in the construction ship After on-site assembly, the basic construction equipment is installed in sections or overall down, the construction is simple, the quality is good, the construction period is short, the cost is low, and it is suitable for various areas.
  • the construction vessel 2 for the underwater foundation 1 comprises a hull 3, a lifting device 4 and a foundation construction device 5, and the underwater foundation is divided into two structures A and B:
  • the hull 3 is provided with a supporting device 3-1 which is supported on the bottom of the water and bears the weight of all or part of the construction vessel 2.
  • the construction vessel 2 is composed of a plurality of hulls 3. After the foundation 1 of the water is completed, a plurality of hulls 3 are separated and operated.
  • the outside of the hull 3 is open or movable. After the foundation construction in the water is completed, the open outer side or the open outer side does not affect the operation of the hull.
  • the lifting device 4 lifts the foundation construction device 5 to another place after the completion of the underwater foundation 1 construction, and does not affect the operation of the hull.
  • the invention has the advantages that the hydraulic structure is manufactured in sections at the factory, and after the assembly on the construction ship site, the basic construction device is lowered overall, the construction is simple, the quality is good, the construction period is short, the cost is low, and the various areas are adapted.
  • FIG. 1 is a schematic structural view of a foundation 1A in which the underwater foundation 1 is a segmented prefabrication, and is also a structural schematic view of a construction vessel 2A composed of a hull 3, a lifting device 4 and a foundation construction device 5A, and is also provided with a support device 3-1 for the hull 3
  • the supporting device 3-1 is supported on the bottom of the water and bears a structural diagram of the weight of all or part of the construction vessel 2;
  • Figure 2 is a view in the direction of arrow A of Figure 1, and is a schematic view showing the structure of the hull 3 on the outer side of the position of the foundation construction device 5A;
  • Fig. 3 is a structural schematic view showing the operation of the construction ship 2A after the separation of the plurality of hulls 3 after the completion of the foundation 1A, and the lifting device 4 is hoisted by the combination device 5A-2 of the device 5A after the completion of the foundation 1A in the water.
  • the structure diagram of moving to another place does not affect the walking of the construction vessel 2A, and is also a structural schematic diagram after the outer movable baffle of the hull 3 is opened;
  • Figure 4 is a B-direction view of Figure 1, and is also a schematic view of the lifting device 4 is a driving structure;
  • Figure 5 is a schematic view showing the structure of the foundation construction device 5A of the foundation 1A composed of the fixed guide 5A-1 and the combination device 5A-2, and is also composed of the rotation device 5A-2-1 and the descending speed control device 5A-2-2.
  • the structural schematic diagram of the combination device 5A-2 is also a schematic structural view of the excavating blade 1A-3 at the bottom of the foundation 1A and the spiral blade 1A-4 conveying the geotechnical;
  • FIG. 6 is a schematic structural view of a foundation 1B in which the underwater foundation 1 is a segmented prefabrication, and is also a schematic structural view of a construction vessel 2B composed of a hull 3, a lifting device 4, and a foundation construction device 5B;
  • Figure 7 is a view in the direction of arrow A of Figure 6, and also a schematic view showing the structure of the hull 3 on the outer side of the position of the foundation construction device 5B;
  • Fig. 8 is a structural schematic view showing the operation of the construction ship 2B after the separation of the plurality of hulls 3 after the completion of the foundation 1B, and the lifting device 4 is lifted and moved to the hull after the completion of the foundation 1B in the water. 3, a structural diagram that does not affect the walking of the construction vessel 2B, and is also a structural schematic diagram after the outer movable baffle of the hull 3 is opened;
  • Figure 9 is a B-direction view of Figure 6, and is also a schematic view of the lifting device 4 is a driving structure;
  • Figure 10 is a schematic view showing the structure of the foundation construction device 5B of the foundation 1B composed of the fixed guide 5B-1 and the combination device 5B-2, and also by the chain cutter power transmission device 5B-2-1 and the spoil treatment device 5B-2- 2 is a schematic structural view of a combined device 5B-2 composed of a frame 5B-2-3, and is also a schematic structural view of a chain excavating device 8 composed of a device 5B-2-1 and a base 1B and a chain cutter 7;
  • Figure 11 is a view in the direction of arrow A of Figure 10, also showing the structure of the fixed guide 5B-1 consisting of the fixed frame 5B-1-1 and the guiding device 5B-1-2, and also the side of the base 4 with the bottom edged angle.
  • Figure 12 is a B-B view of Figure 10, also a cross-sectional view of the frame 5B-2-3 of the combination device 5B-2, and also a schematic view of the mud line 9-1 of the mud line device 9;
  • Figure 13 is a C-C view of Figure 10, and is also a schematic structural view of the mud nozzle 6-2 on the bottom of the base 1B;
  • Figure 14 is a schematic view showing the structure of the chain cutter 7, which is also a structural diagram of the chain 7-1 and the cutter 7-2, and is also a chain 7- consisting of A ten-byte 7-1-1 and B ten-byte 7-1-2.
  • a schematic diagram of the ten-byte structure of 1 is also a schematic diagram of the structure of the chain 7-1 to achieve space bending;
  • Figure 15 is a structural schematic view showing the position where the construction vessel 2B is operated to the site setting, and the hull support device 3-1 is supported at the bottom of the water;
  • Figure 16 is a schematic view showing the structure of lifting the fixed guiding device 5B-1 on the construction vessel 2B to the construction position by the lifting device 4;
  • Figure 17 is a schematic view showing the structure in which the first stage foundation 1B-1 is loaded into the fixed guiding device 5B-1 by the lifting device 4, and the assembling assembly device 5B-2 is formed into a chain type excavating device;
  • 18 is a schematic structural view of the combination device 5B-2 sinking the first segment base 1B-1 to a set depth;
  • Figure 19 is a schematic view showing the structure of the combination device 5B-2 separated from the first segment base 1B-1 by the lifting device 4;
  • Figure 20 is a structural schematic view showing the second stage foundation 1B-2 being loaded into the fixed guiding device 5B-1 by the lifting device 4, and the assembling assembly device 5B-2 is composed of a chain type excavating device;
  • 21 is a schematic structural view of the combination device 5B-2, the first segment base 1B-1 and the second segment base 1B-2 being synchronously lowered to a set position;
  • Fig. 22 is a structural schematic view showing the construction vessel 2B moving away to the next station after the movable panel on the outer side of the hull 3 is opened.
  • 1 in the figure is the foundation of the water, divided into 1A and 1B structures;
  • 1A is the spiral cylindrical foundation with the excavating knife at the bottom during construction;
  • 1A-1 is the first cylindrical section of the first section (ie the bottom section);
  • 1A -2 is the second section of the spiral cylindrical foundation;
  • 1A-3 is the bottom excavation knives of the first section (ie the bottom section) of the spiral cylindrical foundation;
  • 1A-4 is the spiral blade conveying the geotechnical soil;
  • 1B is the bottom of the construction with the bottom The foundation of the chain cutter;
  • 1B-1 is the first section (ie the bottom section) foundation;
  • 1B-2 is the second section foundation;
  • 2 is the construction vessel, divided into 2A and 2B structures;
  • 2A is the hull 3, the lifting device 4 and a construction vessel composed of a foundation construction device 5A;
  • 2B is a construction vessel composed of a hull 3, a lifting device 4 and a foundation construction device 5B;
  • 3 is a
  • 8 is a chain excavating device consisting of the device 5B-2-1 and the base 1B and the chain knife 7; 9 is a mud pipeline device; 9-1 is a mud pipeline on the frame 5B-2-3 in the device 5B. ; 9-2 is the mud nozzle on the bottom of the foundation 1B.
  • the construction vessel 2 for the underwater foundation 1 comprises a hull 3, a lifting device 4 and a foundation construction device 5, and the water foundation has a structure of 1 minute A and B:
  • the hull 3 is provided with a supporting device 3-1 which is supported on the bottom of the water and bears the weight of all or part of the construction vessel 2.
  • the construction vessel 2 is composed of a plurality of hulls 3. After the foundation 1 of the water is completed, a plurality of hulls 3 are separated and operated.
  • the foundation construction device 5 is an integral part of the hull 3.
  • the hull 3 is open or movable outside the position where the foundation construction device 5 is placed. After the foundation construction in the water is completed, the open outer side or the open outer side does not affect the operation of the hull.
  • the lifting device 4 lifts the foundation construction device 5 to another place after the foundation 1 of the water is completed, and does not affect the operation of the hull.
  • the lifting device 4 is a driving structure, that is, a track on which the lifting device 4 is operated above the hull, and the lifting device 4 operates in the X direction or in both X and Y directions.
  • the bottom is provided with a foundation construction device 5A of a spiral cylindrical foundation 1A of a digging knife.
  • the foundation construction device 5B of the foundation 1B of the chain cutter is provided at the bottom of the construction.
  • the underwater foundation is the bridge foundation or the dam foundation.
  • the underwater foundation 1 is a foundation 1B prefabricated or integrally prefabricated at the factory, and the construction method comprises the following steps:
  • the combination device 5B-2 sinks the first segment foundation 1B-1 to a set depth;
  • the foundation 1 for the water is a spiral cylindrical foundation 1A with an excavation knife at the bottom, and the construction vessel 2A of the foundation 1A includes a hull 3, a lifting device 4 and a foundation construction device 5A;
  • the hull 3 is provided with a supporting device 3-1 which is supported on the bottom of the water and bears the weight of all or part of the construction vessel 2A;
  • the foundation construction device 5A comprises a fixed guiding device 5A-1 and a combined device 5A-2, the combined device 5A -2 includes a rotating device 5A-2-1 and a descending speed control device 5A-2-2.
  • the foundation construction device 5A is located at the edge of the hull 3.
  • the outer side of the hull 3 is open. Or active, after the completion of the foundation 1A in the water, the open outer side or the open outer side avoidance foundation 1A does not affect the operation of the hull; the lifting device 4 hangs the combination device 5A-2 of the device 5A after the completion of the underwater foundation 1A construction Lifting to another position does not affect the operation of the hull 3; the lifting device 4 is a driving structure, that is, a track on which the lifting device 4 is operated above the hull, and the lifting device 4 operates in the X direction or in both X and Y directions.
  • the falling speed of the cylinder base 1A is controlled by the descending speed control device 5A-2-2, so that the cutter 1A-3 at the bottom of the base 1A cuts the annular rock at the bottom of the base 1A, and under the action of the bottom tapered surface,
  • the cut rock is introduced into the spiral blade 1A-4 of the foundation 1A, and the spiral blade 1A-4 transports the cut rock at the bottom to the upper portion and gradually descends to the set position.
  • the foundation 1 for the water is the foundation 1B with a chain cutter at the bottom of the construction
  • the construction vessel 2B of the foundation 1B includes the hull 3, the lifting device 4 and the foundation construction device 5B;
  • the hull 3 is provided
  • the supporting device 3-1, the supporting device 3-1 is supported on the bottom of the water, and bears the weight of all or part of the construction vessel 2B
  • the foundation construction device 5B includes the fixed guiding device 5B-1 and the combined device 5B-2
  • the combined device 5B-2 includes the chain Knife power transmission 5B-2-1, spoil treatment device 5B-2-2 and frame 5B-2-3
  • device 5B-2-1 drives the chain cutter to run along the track on the foundation 1B, the chain knife mining foundation
  • the rock at the bottom of 1B, and the excavated rock and soil is brought to the top, the device 5B-2-2 separates the rock and soil from the bottom of the base 1B with the chain knife, and the device 5B-2 is synchronized with the base 1B.
  • the foundation construction device 5B is located at the edge of the hull 3.
  • the outer side of the fixed guiding device 5B-1 of the foundation construction device 5B is open or movable, after the foundation 1B construction in the water is completed.
  • the open outer side or the open outer side avoidance foundation 1B does not affect the operation of the hull;
  • the lifting device 4 After the completion of the foundation 1B in the water, the combination device 5B-2 of the device 5B is lifted and moved to another place, and does not affect the operation of the hull 3;
  • the lifting device 4 is a driving structure, that is, a track on which the lifting device 4 is operated above the hull, The lifting device 4 operates in the X direction or in both X and Y directions.
  • the underwater foundation 1 is a foundation 1B prefabricated or integrally prefabricated at the factory, and the construction method includes the following steps:
  • the combination device 5B-2 sinks the first segment foundation 1B-1 to a set depth;

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  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
  • Earth Drilling (AREA)

Abstract

一种用于水中基础的施工船，包括船体(3)、起重装置(4)和基础施工装置(5)，水中基础(1)分A和B两种结构：A、施工时是底部带有挖掘刀的螺旋筒形基础(1A)；B、施工时底部带有链刀(7)的基础(1B)。

Description

一种用于水中基础的施工船及其施工法 技术领域
本发明涉及的是一种用于水中基础的施工船及其施工法，属于土木工程基础施工技术领域。
背景技术
现有水中桥墩基础一般采用围堰法，来创造地施工条件，然后和陆地上打桥墩的方法一样进行钻孔灌注桩或打入预制桩的施工。
现有大坝基础一般采用导流建筑、围堰建筑来创造干地施工条件，开挖土方量大，工程量浩大。大坝修建好后，围堰需拆除，施工周期长，造价昂贵。发明内容
本发明提出的是一种用于水中基础的施工船及其施工法，其目的旨在克服现有技术存在的缺陷，其主要优点：水工建筑物在工厂分段或整体制造，在施工船现场组装后，装上基础施工装置分段或整体下降，施工简单，质量好，施工周期短，成本低，适应各种区域。
本发明的技术解决方案：用于水中基础1的施工船2包括船体3、起重装置4和基础施工装置5，水中基础1分A和B两种结构：
A、施工时是底部带有挖掘刀的螺旋筒形基础1A；
B、施工时底部带有链刀的基础1B。
船体3设有支撑装置3-1，支撑装置3-1支撑于水底，承担全部或部分施工船2的重量。
施工船2是由多艘船体3组合而成的，水中基础1施工完成后，多艘船体3分离后运行。
船体3的外侧是敞开或活动的，在水中基础施工完成后，敞开的外侧或打开活动的外侧不影响船体的运行。
起重装置4在水中基础1施工完成后将基础施工装置5吊起移至另处，不影响船体的运行。
本发明的优点：水工建筑物在工厂分段制造，在施工船现场组装后，装上基础施工装置整体下降，施工简单，质量好，施工周期短，成本低，适应各种区域。
附图说明
图1是水中基础1为分段预制的基础1A的结构示意图，也是由船体3、起重装置4和基础施工装置5A组成的施工船2A的结构示意图,也是船体3设有支撑装置3-1，支撑装置3-1支撑于水底，承担全部或部分施工船2的重量的结构示意图；
图2是图1的A向视图，也是船体3在基础施工装置5A位置的外侧是活动式的结构示意图；
图3是基础1A施工结束后，多艘船体3组合而成的施工船2A分离后运行前进的结构示意图，也是起重装置4在水中基础1A施工完成后将装置5A的组合装置5A-2吊起移至另处，不影响施工船2A的行走的结构示意图，也是船体3的外侧活动挡板打开后的结构示意图；
图4是图1的B向视图，也是起重装置4是行车结构的示意图；
图5是由固定导向装置5A-1和组合装置5A-2组成的基础1A的基础施工装置5A的结构示意图，也是由旋转装置5A-2-1和下降速度控制装置5A-2-2组成的组合装置5A-2的结构示意图，也是基础1A底部的挖掘刀1A-3和输送岩土的螺旋叶片1A-4的结构示意图；
图6是水中基础1为分段预制的基础1B的结构示意图，也是由船体3、起重装置4和基础施工装置5B组成的施工船2B的结构示意图；
图7是图6的A向视图，也是也是船体3在基础施工装置5B位置的外侧是活动式的结构示意图；
图8是基础1B施工结束后，多艘船体3组合而成的施工船2B分离后运行前进的结构示意图，也是起重装置4在水中基础1B施工完成后将基础施工装置5B吊起移至船体3上，不影响施工船2B的行走的结构示意图,也是船体3的外侧活动挡板打开后的结构示意图；
图9是图6的B向视图，也是起重装置4是行车结构的示意图；
图10是由固定导向装置5B-1和组合装置5B-2组成的基础1B的基础施工装置5B的结构示意图，也是由链刀动力传动装置5B-2-1、弃土处理装置5B-2-2和机架5B-2-3组成的组合装置5B-2的结构示意图，也是由装置5B-2-1和基础1B及链刀7组成的链式挖掘装置8的结构示意图；
图11是图10的A向视图，也是由固定机架5B-1-1和导向装置5B-1-2组成的固定导向装置5B-1的结构示意图，也是底部带刃角的基础4的侧面罩6与链刀7组成的链式输送机的结构示意图；
图12是图10的B-B视图，也是组合装置5B-2的机架5B-2-3的截面视图，也是泥浆管路装置9的泥浆管路9-1的结构示意图；
图13是图10的C-C视图,也是基础1B底部上的泥浆喷嘴6-2的结构示意图；
图14是链刀7的结构示意图，也是链条7-1和刀具7-2的结构示意图，也是由A十字节7-1-1和B十字节7-1-2组成的链条7-1的十字节的结构示意图，也是链条7-1实现空间弯曲的结构示意图；
图15是施工船2B运行至现场设定的位置,船体支撑装置3-1支撑于水底的结构示意图；
图16是用起重装置4将施工船2B上的固定导向装置5B-1吊运至施工位置的结构示意图；
图17是用起重装置4将第一段基础1B-1装入固定导向装置5B-1内，安装组合装置5B-2组成链式挖掘装置的结构示意图；
图18是组合装置5B-2将第一段基础1B-1下沉至设定深度的结构示意图；
图19是用起重装置4将组合装置5B-2与第一段基础1B-1分离移走后的结构示意图；
图20是用起重装置4将第二段基础1B-2装入固定导向装置5B-1内,安装组合装置5B-2组成链式挖掘装置的结构示意图；
图21是组合装置5B-2、第一段基础1B-1和第二段基础1B-2一起同步下降至设定位置的结构示意图；
图22是船体3外侧的活动板打开后，施工船2B驶离至下个工位的结构示意图。
图中的1是水中基础，分1A和1B两种结构；1A是施工时是底部带有挖掘刀的螺旋筒形基础；1A-1是第一段(即底段)螺旋筒形基础；1A-2是第二段螺旋筒形基础；1A-3是第一段(即底段)螺旋筒形基础的底部挖掘刀；1A-4是输送岩土的螺旋叶片；1B是施工时底部带有链刀的基础；1B-1是第一段(即底段)基础；1B-2是第二段基础；2是施工船，分2A和2B两种结构；2A是由 船体3、起重装置4和基础施工装置5A组成的施工船；2B是由船体3、起重装置4和基础施工装置5B组成的施工船；3是施工船2的船体；4是组成施工船2的起重装置；5是组成施工船2的基础施工装置，分5A和5B两种结构；5A是底部带有挖掘刀的螺旋筒形基础1A的基础施工装置，包括固定导向装置5A-1和组合装置5A-2；5A-1是固定导向装置；5A-2是组合装置，包括旋转装置5A-2-1和下降速度控制装置5A-2-2；5A-2-1是旋转装置；5A-2-2是下降速度控制装置；5B是施工时底部带有链刀的基础1B的基础施工装置，包括固定导向装置5B-1和组合装置5B-2；5B-1是组成基础施工装置5B的固定导向装置；5B-1-1是固定导向装置5B-1的固定机架；5B-1-2是固定导向装置5B-1的导向装置；5B-2是组成基础施工装置5B的组合装置，包括链刀动力传动装置5B-2-1、弃土处理装置5B-2-2和机架5B-2-3；5B-2-1是链刀动力传动装置；5B-2-2是弃土处理装置；5B-2-3是机架；6是底部带刃角的基础1的侧面罩；7是挖掘岩土的链刀，由链条7-1和固定于链条7-1上的刀具7-2组成；7-1是组成链刀7的链条；7-1-1是组成链条十字节的A十字节；7-1-2是组成链条十字节的B十字节；7-2是组成链刀7的刀具。8是链式挖掘装置，由装置5B-2-1和基础1B及链刀7组成；9是泥浆管路装置；9-1是装置5B中的机架5B-2-3上的泥浆管路；9-2是基础1B底部上的泥浆喷嘴。
具体实施方式
用于水中基础1的施工船2包括船体3、起重装置4和基础施工装置5，水中基础1分A和B两种结构：
A、施工时是底部带有挖掘刀的螺旋筒形基础1A；
B、施工时底部带有链刀的基础1B。
所述的船体3设有支撑装置3-1，支撑装置3-1支撑于水底，承担全部或部分施工船2的重量。
所述的施工船2是由多艘船体3组合而成的，水中基础1施工完成后，多艘船体3分离后运行。
所述的基础施工装置5是船体3的组成部分。
所述的船体3在安放基础施工装置5位置的外侧是敞开或活动的，在水中基础施工完成后，敞开的外侧或打开活动的外侧不影响船体的运行。
所述的起重装置4在水中基础1施工完成后将基础施工装置5吊起移至另处，不影响船体的运行。
所述的起重装置4是行车结构，即船体上方设有起重装置4运行的轨道，起重装置4在X方向运行或在X和Y两方向运行。
所述的底部带有挖掘刀的螺旋筒形基础1A的基础施工装置5A。
所述的施工时底部带有链刀的基础1B的基础施工装置5B。
所述的水中基础是桥梁基础或大坝基础。
所述的水中基础1是在工厂分段预制或整体预制的基础1B，其施工法包括如下步骤：
1)将施工船2B运行至现场设定的位置；
2)将船体支撑装置3-1支撑于水底，将船体3抬至设定的高度；
3)用起重装置4将施工船2上的基础施工装置5B的固定导向装置5B-1吊运至施工位置；
4)用起重装置4将第一段基础1B-1运至现场，装入固定导向装置5B-1内，安装链刀；
5)安装组合装置5B-2,将组合装置5B-2的链刀与第一段基础1B-1顶部的链刀相连组成链式挖掘装置；
6)启动链刀动力传动装置5B-2-1，组合装置5B-2将第一段基础1B-1下沉至设定深度；
7)将组合装置5B-2与第一段基础1B-1分离移走；
8)将第二段基础1B-2装入固定导向装置5B-1内；
9)组合装置5B-2、第一段基础1B-1和第二段基础1B-2一起同步下降至设定位置；
10)重复8)和9)作业，完成第一根基础1B的施工；
11)船体3外侧的活动板打开后，施工船2B驶离至下个工位。
下面结合附图进一步描述本发明：
如图1～图5所示，用于水中基础1为施工时是底部带有挖掘刀的螺旋筒形基础1A，基础1A的施工船2A包括船体3、起重装置4和基础施工装置5A；船体3设有支撑装置3-1，支撑装置3-1支撑于水底，承担全部或部分施工船2A 的重量；基础施工装置5A包括固定导向装置5A-1和组合装置5A-2，组合装置5A-2包括旋转装置5A-2-1和下降速度控制装置5A-2-2，基础施工装置5A位于船体3的边缘，当水中基础1A施工完成高于船体3底部时，船体3的外侧是敞开或活动的，在水中基础1A施工完成后，敞开的外侧或打开活动的外侧避让基础1A不影响船体的运行；起重装置4在水中基础1A施工完成后将装置5A的组合装置5A-2吊起移至另处，不影响船体3的运行；起重装置4是行车结构，即船体上方设有起重装置4运行的轨道，起重装置4在X方向运行或在X和Y两方向运行；施工时，驱动旋转装置5A-2-1使基础1A旋转，通过下降速度控制装置5A-2-2控制筒体基础1A的下降速度，使基础1A底部的刀具1A-3切削基础1A底部的环状岩土，在底部锥面的作用下，将已切削的岩土导入基础1A的螺旋叶片1A-4内，螺旋叶片1A-4将底部已切削的岩土输送至上方，并逐渐下降至设定位置。
如图6～图14所示，用于水中基础1为施工时底部带有链刀的基础1B，基础1B的施工船2B包括船体3、起重装置4和基础施工装置5B；船体3设有支撑装置3-1，支撑装置3-1支撑于水底，承担全部或部分施工船2B的重量；基础施工装置5B包括固定导向装置5B-1和组合装置5B-2，组合装置5B-2包括链刀动力传动装置5B-2-1、弃土处理装置5B-2-2和机架5B-2-3，装置5B-2-1驱动链刀沿着基础1B上的轨道运行，链刀挖掘基础1B底部的岩土，并将已挖掘的岩土带至上方，装置5B-2-2将链刀从基础1B底部带上来的岩土与链刀分离，装置5B-2随着基础1B一起同步下降；基础施工装置5B位于船体3的边缘，当水中基础1B施工完成高于船体底部时，基础施工装置5B的固定导向装置5B-1的外侧是敞开或活动的，在水中基础1B施工完成后，敞开的外侧或打开活动的外侧避让基础1B不影响船体的运行；起重装置4在水中基础1B施工完成后将装置5B的组合装置5B-2吊起移至另处，不影响船体3的运行；起重装置4是行车结构，即船体上方设有起重装置4运行的轨道，起重装置4在X方向运行或在X和Y两方向运行。
如图15～图22所示，水中基础1是在工厂分段预制或整体预制的基础1B，其施工法包括如下步骤：
1)将施工船2B运行至现场设定的位置；
2)将船体支撑装置3-1支撑于水底，将船体3抬至设定的高度；
3)用起重装置4将施工船2上的基础施工装置5B的固定导向装置5B-1吊运至施工位置；
4)用起重装置4将第一段基础1B-1运至现场，装入固定导向装置5B-1内，安装链刀；
5)安装组合装置5B-2,将组合装置5B-2的链刀与第一段基础1B-1顶部的链刀相连组成链式挖掘装置；
6)启动链刀动力传动装置5B-2-1，组合装置5B-2将第一段基础1B-1下沉至设定深度；
7)将组合装置5B-2与第一段基础1B-1分离移走；
8)将第二段基础1B-2装入固定导向装置5B-1内；
9)组合装置5B-2、第一段基础1B-1和第二段基础1B-2一起同步下降至设定位置；
10)重复8)和9)作业，完成第一根基础1B的施工；
11)船体3外侧的活动板打开后，施工船2B驶离至下个工位。

Claims (11)

  1. 一种用于水中基础的施工船，其特征是用于水中基础(1)的施工船(2)包括船体(3)、起重装置(4)和基础施工装置(5)，水中基础(1)分A和B两种结构：
    A、施工时是底部带有挖掘刀的螺旋筒形基础(1A)；
    B、施工时底部带有链刀的基础(1B)。
  2. 根据权利要求1所述的一种用于水中基础的施工船，其特征是所述的船体(3)设有支撑装置(3-1)，支撑装置(3-1)支撑于水底，承担全部或部分施工船(2)的重量。
  3. 根据权利要求1所述的一种用于水中基础的施工船，其特征是所述的施工船(2)是由多艘船体(3)组合而成的，水中基础(1)施工完成后，多艘船体(3)分离后运行。
  4. 根据权利要求1所述的一种用于水中基础的施工船，其特征是所述的基础施工装置(5)是船体(3)的组成部分。
  5. 根据权利要求4所述的一种用于水中基础的施工船，其特征是所述的船体(3)在安放基础施工装置(5)位置的外侧是敞开或活动的，在水中基础施工完成后，敞开的外侧或打开活动的外侧不影响船体的运行。
  6. 根据权利要求1所述的一种用于水中基础的施工船，其特征是所述的起重装置(4)在水中基础(1)施工完成后将基础施工装置(5)吊起移至另处，不影响船体的运行。
  7. 根据权利要求1所述的一种用于水中基础的施工船，其特征是所述的起重装置(4)是行车结构，即船体上方设有起重装置(4)运行的轨道，起重装置(4)在X方向运行或在X和Y两方向运行。
  8. 根据权利要求1所述的一种用于水中基础的施工船，其特征是所述的底部带有挖掘刀的螺旋筒形基础(1A)的基础施工装置(5A)包括固定导向装置(5A-1)和组合装置(5A-2)，组合装置(5A-2)包括旋转装置(5A-2-1)和下降速度控制装置(5A-2-2)。
  9. 根据权利要求1所述的一种用于水中基础的施工船，其特征是所述的施工时底部带有链刀的基础(1B)的基础施工装置(5B)包括固定导向装置(5B-1)和组合装置(5B-2)，组合装置(5B-2)包括链刀动力传动装置(5B-2-1)、弃土 处理装置(5B-2-2)和机架(5B-2-3)。
  10. 根据权利要求1所述的一种用于水中基础的施工船，其特征是所述的水中基础是桥梁基础或大坝基础。
  11. 根据权利要求1所述的一种用于水中基础的施工船，其特征是所述的水中基础(1)是在工厂分段预制或整体预制的基础(1B)，其施工法包括如下步骤：
    1)将施工船(2B)运行至现场设定的位置；
    2)将船体支撑装置(3-1)支撑于水底，将船体(3)抬至设定的高度；
    3)用起重装置(4)将施工船(2)上的基础施工装置(5B)的固定导向装置(5B-1)吊运至施工位置；
    4)用起重装置(4)将第一段基础(1B-1)运至现场，装入固定导向装置(5B-1)内，安装链刀；
    5)将组合装置(5B-2)的链刀与第一段基础(1B-1)顶部的链刀相连组成链式挖掘装置；
    6)启动链刀动力传动装置(5B-2-1)，组合装置(5B-2)将第一段基础(1B-1)下沉至设定深度；
    7)将组合装置(5B-2)与第一段基础(1B-1)分离移走；
    8)将第二段基础(1B-2)装入固定导向装置(5B-1)内；
    9)组合装置(5B-2)、第一段基础(1B-1)和第二段基础(1B-2)一起同步下降至设定位置；
    10)重复8)和9)作业，完成第一根基础(1B)的施工；
    11)船体(3)外侧的活动板打开后，施工船(2B)驶离至下个工位。
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