WO2016192646A1 - 垂直升船机大型承船厢安装方法及安装定位辅助工装装置 - Google Patents

垂直升船机大型承船厢安装方法及安装定位辅助工装装置 Download PDF

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WO2016192646A1
WO2016192646A1 PCT/CN2016/084438 CN2016084438W WO2016192646A1 WO 2016192646 A1 WO2016192646 A1 WO 2016192646A1 CN 2016084438 W CN2016084438 W CN 2016084438W WO 2016192646 A1 WO2016192646 A1 WO 2016192646A1
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ship
positioning
cabin
vertical
installation
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PCT/CN2016/084438
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English (en)
French (fr)
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卫书满
吴光富
曾从华
蔡春华
雷雄韬
陈宏�
吴凯
马照云
童晨辉
赵东
卫学识
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中国葛洲坝集团机电建设有限公司
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Publication of WO2016192646A1 publication Critical patent/WO2016192646A1/zh

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    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02C—SHIP-LIFTING DEVICES OR MECHANISMS
    • E02C5/00—Mechanisms for lifting ships vertically

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  • the invention relates to the field of vertical ship lifts, in particular to a high-efficiency installation method for a large ship-carrying vertical ship lift and an installation and positioning auxiliary tooling device.
  • the Three Gorges Large Rack and Rack Climb Vertical Ship Lift is currently the largest vertical ship lift in the world. Its frame structure is 132.00 meters long, 23.00 meters wide and 10.00 meters high, with a total weight of 4460 tons. It is the largest and heaviest ship in the world.
  • the on-site installation of the large ship's cabin of the Three Gorges shiplift is the first scientific research project in the field of shiplifts for hydropower projects at home and abroad. There is no experience to be learned in the relevant fields, and it is faced with complicated block structure and on-site installation measurement. Many technical problems such as difficulty in positioning and high installation accuracy are required. Therefore, it is necessary to innovate and develop appropriate installation techniques to overcome various difficulties and achieve smooth construction of the project.
  • the technical problem to be solved by the present invention is to provide an efficient installation method for a large ship cabin of a vertical ship lift and an installation and positioning auxiliary tooling device, which can overcome various technical difficulties and difficulties in the on-site installation and construction of the ship cabin, and complete the vertical with high quality and high efficiency. Installation of large ship lifts for ship lifts.
  • the technical solution adopted by the present invention is: an efficient installation method for a large ship lift of a vertical ship lift, the method comprising the following steps:
  • step 2) the positioning system in the ship's cabin is used to establish a measurement system in the ship lift chamber, and the longitudinal direction of each block obtained in step 1) is marked. a center line and a longitudinal center line, and then, according to each of the block dimensions and the positioning line obtained in step 1), a corresponding tooling group composed of a plurality of mounting and positioning auxiliary tooling devices;
  • the positioning reference line should include at least three longitudinal center lines and five horizontal center lines and elevation reference lines, respectively:
  • the transverse centerline of the ship's cabin is located at the center line of the upstream safety beam on both sides of the transverse centerline of the ship's cabin, the centerline of the upstream drive beam, the centerline of the downstream drive beam and the centerline of the downstream safety beam.
  • the baseline positioning is based on the longitudinal centerline of the ship's cabin provided by the civil engineering and the transverse centerline of the ship's cabin, and the actual installation position deviation, gate head and the actual installation position of the buried section of the embedded metal structure of the ship's cabin are required.
  • the center of the sealing surface in contact with the cabin is deviated from the longitudinal and transverse centerlines of the chamber, so that the deviation of each control point from the reference line is within a reasonable range.
  • step 5 The installation sequence of step 5) is: sequentially positioning from one end of the cabin to the other end,
  • step 6 the wedge-shaped iron on each of the positioning and auxiliary tooling devices in the hammering tooling group is ensured to ensure close contact between the auxiliary tooling device and the carrier block.
  • a vertical ship lift large-capacity high-efficiency installation positioning auxiliary tooling device the device comprises a steel tire frame, a plurality of wedge-shaped iron blocks are arranged on the upper surface of the steel tire frame, and a square Teflon is arranged on the plurality of wedge-shaped iron blocks Slider.
  • the square Teflon slider is placed in the center of the steel tire frame.
  • the utility model provides an efficient installation method for a large ship cabin of a vertical ship lift and an installation and positioning auxiliary tooling device, and scientifically analyzes and determines the block structure of the ship structure installation unit, and accurately installs and positions the ship site through accurate measurement methods, and locates
  • the auxiliary tooling device is used for the installation support pad of the ship's cabin, and guides the on-site installation of the ship's cabin through a reasonable assembly process, and smoothly realizes the high-precision, high-efficiency and high-quality installation of the vertical ship lift large-sized ship cabin;
  • High scientific and technological content, scientific and reasonable construction process, simple structure of special tooling, quick and convenient use, high quality and high efficiency, etc. can effectively solve the difficulties and difficulties of various construction techniques faced by large-scale ship cabins during on-site installation;
  • the installation of large and medium-sized ship cabins of type vertical ship lifts can also provide useful reference for the installation of various large-scale metal structures with similar structural features in other engineering fields.
  • Figure 1 is a block diagram showing the structure of the ship cabin of the present invention
  • FIG. 2 is a schematic view showing the arrangement of a tooling group composed of the high-efficiency installation and positioning auxiliary tooling device of the present invention
  • FIG. 3 is a schematic structural view of an efficient installation positioning auxiliary tooling device of the present invention.
  • Figure 4 is a bottom plan view of the high efficiency mounting and positioning assisting tooling device of the present invention.
  • a vertical ship lift large-capacity efficient installation method comprises the following steps:
  • the main longitudinal beam section of the left side of the seven-cylinder compartment 521, 531, 541, 551, 561, 571, 581;
  • 12345... represents the transverse spatial axis of the water flow, which is convenient for indicating the spatial position.
  • step 2) the positioning system in the ship's cabin is used to establish a measurement system in the ship lift chamber, and the longitudinal direction of each block obtained in step 1) is marked. a center line and a longitudinal center line, and then, according to each of the block dimensions and the positioning line obtained in step 1), a corresponding tooling group composed of a plurality of mounting and positioning auxiliary tooling devices;
  • the deviation of the plane installation position of each auxiliary tooling device is not more than 100mm, and the deviation of the top mounting height of the tooling due to the unevenness of the concrete floor is not to be greater than 3/4 of the thickness of the wedge iron 2.
  • the positioning reference line should include at least three longitudinal center lines and five horizontal center lines and elevation reference lines, respectively:
  • the transverse centerline of the ship's cabin is located at the center line of the upstream safety beam on both sides of the transverse centerline of the ship's cabin, the centerline of the upstream drive beam, the centerline of the downstream drive beam and the centerline of the downstream safety beam.
  • the elevation reference line is an elevation reference line that is plotted on the elevation poles on the elevation markers 361, 362, 363, 364.
  • the baseline positioning is based on the longitudinal centerline of the ship's cabin provided by the civil engineering and the transverse centerline of the ship's cabin, and the actual installation position deviation, gate head and the actual installation position of the buried section of the embedded metal structure of the ship's cabin are required.
  • the center of the sealing surface in contact with the cabin is deviated from the longitudinal and transverse centerlines of the chamber, so that the deviation of each control point from the reference line is within a reasonable range.
  • step 5 The installation sequence of step 5) is: sequentially positioning from one end of the cabin to the other end,
  • the installation process is as follows:
  • the head segment 110 of the starting end is positioned
  • each safety beam segment 390, 391, 392, 397, 398, 399 each block drive beam segment 393, 394, 395, 396; the end segment of the car segment 190;
  • step 6 the wedge-shaped iron block 2 on each of the positioning and auxiliary tooling devices in the hammering tooling group is ensured to ensure close contact between the auxiliary tooling device and the carrier block.
  • a vertical ship lift large-sized ship cabin efficiently installs a positioning auxiliary tooling device, the device includes a steel tire frame 1, and a plurality of wedge-shaped iron blocks 2 are arranged on the upper surface of the steel tire frame 1.
  • a square Teflon slider 3 is disposed on the plurality of wedge-shaped iron blocks 2.
  • the square Teflon slider 3 is arranged at the center position of the steel tire frame 1, and the square Teflon slider 3 mainly serves to reduce the friction force, and is convenient for the precise adjustment displacement of the subsequent ship block.
  • the steel frame 1 When in use, the steel frame 1 is positioned to support the compartment block, the gap between the ship and the steel frame 1 is adjusted by the wedge-shaped iron block 2, and the cabin is reduced by the square Teflon slider 3 disposed on the wedge-shaped iron block 2.
  • the block adjusts the friction between the moving and the auxiliary tooling device, and smoothly realizes the installation and adjustment positioning of the block structure of the ship.
  • the utility model provides an efficient installation method for a large ship cabin of a vertical ship lift and an installation and positioning auxiliary tooling device, and scientifically analyzes and determines the block structure of the ship structure installation unit, and accurately installs and positions the ship site through accurate measurement methods, and locates
  • the auxiliary tooling device is used for the installation support pad of the ship's cabin, and guides the on-site installation of the ship's cabin through a reasonable assembly process, and smoothly realizes the high-precision, high-efficiency and high-quality installation of the vertical ship lift large-sized ship cabin;
  • High scientific and technological content, scientific and reasonable construction process, simple structure of special tooling, quick and convenient use, high quality and high efficiency, etc. can effectively solve the difficulties and difficulties of various construction techniques faced by large-scale ship cabins during on-site installation;
  • the installation of large and medium-sized ship cabins of type vertical ship lifts can also provide useful reference for the installation of various large-scale metal structures with similar structural features in other engineering fields.

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  • Engineering & Computer Science (AREA)
  • Ocean & Marine Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Conveying And Assembling Of Building Elements In Situ (AREA)
  • Ship Loading And Unloading (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)

Abstract

一种垂直升船机大型承船厢安装方法，包括以下步骤：1、承船厢分块；2、承船厢安装定位基准线测放；3、承船厢安装定位辅助工装布置；4、提前进行船厢现场安装时的承船厢分块姿态设置；5、各块承船厢分段的吊装就位；6、使各块承船厢分段与对应的工装组之间紧密接触；完成垂直升船机大型承船厢的安装。还提供了一种垂直升船机大型承船厢安装定位辅助工装装置，包括钢胎架（1），钢胎架（1）的上表面布置有多块楔形铁块（2），多块楔形铁块（2）上布置有方形特氟龙滑块（3）。

Description

[根据细则37.2由ISA制定的发明名称]　垂直升船机大型承船厢安装方法及安装定位辅助工装装置
本发明涉及垂直升船机领域，尤其是一种垂直升船机大型承船厢高效安装方法及安装定位辅助工装装置。
三峡大型齿轮齿条爬升式垂直升船机工程是目前世界上规模最大的垂直升船机，其承船厢结构外型尺寸长132.00米，宽23.00米，高10.00米，总重4460吨,亦是世界上尺寸最大、重量最重的船厢。三峡升船机大型承船厢的现场安装，作为国内外水电工程升船机领域内的首创科研工程，在相关领域内没有任何可以借鉴的经验，面临着船厢结构分块复杂、现场安装测量定位难度大、安装精度要求高等诸多技术难题，所以需创新研发出适宜的安装技术来克服各种难点，实现工程的顺利施工。
 Technical Problem
本发明所要解决的技术问题是提供一种垂直升船机大型承船厢高效安装方法及安装定位辅助工装装置，可以克服承船厢现场安装施工面临的各项技术重难点，优质高效的完成垂直升船机大型承船厢的安装。
Technical Solution
为解决上述技术问题，本发明所采用的技术方案是：一种垂直升船机大型承船厢高效安装方法，该方法包括以下步骤：
1）进行承船厢分块：按照承船厢相关设计参数及现场施工部位结构特点划分，将垂直升船机大型承船厢分成多块承船厢主纵梁分段、多块安全横梁分段、多块驱动横梁分段、多块底铺板分段以及多块厢头分段；
2）进行承船厢安装定位基准线测放；
3）进行承船厢安装定位辅助工装布置：依据步骤2）在承船厢内测放的定位基准线在升船机闸室内建立测量体系，刻划步骤1）所得的每个分块的纵向中心线及纵向中心线，然后根据步骤1）所得的每个分块外形尺寸及定位线布置对应的由多个安装定位辅助工装装置组成的工装组；
4）提前进行船厢现场安装时的承船厢分块姿态设置：根据承船厢受力有限元分析，确认承船厢主纵梁及底铺板拼装时的沿纵横向反变形，提前进行反变形控制；
5）进行各块承船厢分段的吊装就位：将各块承船厢分段吊装至步骤3）布置对应的工装组上，并利用千斤顶配合吊装设备进行各块承船厢分段在对应的工装组上的安装定位辅助工装装置的方形特氟龙滑块上进行滑动调整；
6）使各块承船厢分段与对应的工装组之间紧密接触，从而确保各块承船厢分段与其对应的每组辅助工装均实现顶紧；
即完成垂直升船机大型承船厢的高效安装。
步骤2）中，定位基准线应最少包括三条纵向中心线和五条横向中心线和高程基准线，分别为：
承船厢纵向中心线、位于承船厢纵向中心线两侧的左侧主纵梁纵向中心线及右侧主纵梁纵向中心线；
承船厢横向中心线、分别位于承船厢横向中心线两侧的上游安全横梁中心线、上游驱动横梁中心线、下游驱动横梁中心线和下游安全横梁中心线。
基准线定位以土建提供的承船厢纵向中心线和承船厢横向中心线为基础，且需实测闸室内作为承船厢预埋金属结构的底节埋件的实际安装位置偏差、闸首与船厢相接触的密封面中心与闸室纵横中心线偏差，使各控制点相对基准线偏差均在合理范围之内。
步骤5）的安装顺序为：从船厢一端到另一端顺序依次定位安装，
5-1）将起始端的多块厢头分段定位；
5-2）将各安全横梁分段、驱动横梁分段以及结束端的多块厢头分段定位；
5-3）将各底铺板分段和主纵梁分段定位。
步骤6）中，通过大锤锤击工装组中的各安装定位辅助工装装置上的楔形铁，确保辅助工装装置与承船厢分块间实现紧密接触。
一种垂直升船机大型承船厢高效安装定位辅助工装装置，该装置包括钢胎架，钢胎架的上表面布置有多块楔形铁块，多块楔形铁块上布置有方形特氟龙滑块。
方形特氟龙滑块布置于钢胎架中心位置。
 Advantageous Effects
本发明提供的垂直升船机大型承船厢高效安装方法及安装定位辅助工装装置，通过科学的分析确定船厢结构安装单元分块，通过精确的测量方法进行船厢现场准确安装定位，通过定位辅助工装装置用于承船厢的安装支垫，通过合理的拼装工艺流程指导承船厢现场安装，顺利实现垂直升船机大型承船厢高精度、高效率、高质量的安装；具有安装方法科学技术含量高、施工流程科学合理，专用工装结构简单、使用快捷方便、经济优质高效等突出特点，能够有效解决大型承船厢在现场安装过程中面临的各项施工技术重难点；适用于各类型垂直升船机大、中型承船厢安装工程，亦可为其他工程领域内相类似结构特点的各种大型金属结构的安装提供有益的借鉴。
 Description of Drawings
下面结合附图和实施例对本发明作进一步说明：
图1为本发明承船厢结构分块示意图；
图2为本发明的高效安装定位辅助工装装置组成的工装组的布置示意图；
图3为本发明的高效安装定位辅助工装装置的结构示意图；
图4本发明的高效安装定位辅助工装装置的仰视图。
 Mode for Invention
实施例一
如图1-2所示，一种垂直升船机大型承船厢高效安装方法，该方法包括以下步骤：
1）进行承船厢分块：按照承船厢相关设计参数（尺寸、结构、重量等）及现场施工部位结构特点划分，将垂直升船机大型承船厢分成多块承船厢主纵梁分段、多块安全横梁分段、多块驱动横梁分段、多块底铺板分段以及多块厢头分段，具体如图1所示，分为：
a、七块承船厢左侧主纵梁分段：521、531、541、551、561、571、581；
b、七块承船厢右侧主纵梁分段：522、532、542、552、562、572、582；
c、六块安全横梁分段：390、391、392、397、398、399；
d、四块驱动横梁分段：393、394、395、396；
e、十五块底铺板分段：421、431、441、451、461、471、481；491、4A1、4B1、4C1、4D1、4E1、4F1、4G1；
g、两块厢头分段：110、190；
图中①②③④⑤…代表顺水流横向空间轴线，便于标示空间位置。
2）进行承船厢安装定位基准线测放；
3）进行承船厢安装定位辅助工装布置：依据步骤2）在承船厢内测放的定位基准线在升船机闸室内建立测量体系，刻划步骤1）所得的每个分块的纵向中心线及纵向中心线，然后根据步骤1）所得的每个分块外形尺寸及定位线布置对应的由多个安装定位辅助工装装置组成的工装组；
每个辅助工装装置平面安装位置偏差不大于100mm，同时工装顶部安装高程因混凝土底板不平度造成的偏差应不大于楔形铁块2厚度的3/4。
4）提前进行船厢现场安装时的承船厢分块姿态设置：根据承船厢受力有限元分析，确认承船厢主纵梁及底铺板拼装时的沿纵横向反变形，提前进行反变形控制；
5）进行各块承船厢分段的吊装就位：将各块承船厢分段吊装至步骤3）布置对应的工装组上，并利用千斤顶配合吊装设备进行各块承船厢分段在对应的工装组上的安装定位辅助工装装置的方形特氟龙滑块3上进行滑动调整；
6）使各块承船厢分段与对应的工装组之间紧密接触，从而确保各块承船厢分段与其对应的每组辅助工装均实现顶紧；
即完成垂直升船机大型承船厢的高效安装。
步骤2）中，定位基准线应最少包括三条纵向中心线和五条横向中心线和高程基准线，分别为：
承船厢纵向中心线、位于承船厢纵向中心线两侧的左侧主纵梁纵向中心线及右侧主纵梁纵向中心线；
承船厢横向中心线、分别位于承船厢横向中心线两侧的上游安全横梁中心线、上游驱动横梁中心线、下游驱动横梁中心线和下游安全横梁中心线。
高程基准线为刻画在高程标杆361、362、363、364上的高程标杆上的高程基准线。
基准线定位以土建提供的承船厢纵向中心线和承船厢横向中心线为基础，且需实测闸室内作为承船厢预埋金属结构的底节埋件的实际安装位置偏差、闸首与船厢相接触的密封面中心与闸室纵横中心线偏差，使各控制点相对基准线偏差均在合理范围之内。
步骤5）的安装顺序为：从船厢一端到另一端顺序依次定位安装，
5-1）将起始端的多块厢头分段定位；
5-2）将各安全横梁分段、驱动横梁分段以及结束端的多块厢头分段定位；
5-3）将各底铺板分段和主纵梁分段定位。
安装流程如下：
a、起始端的厢头分段110定位；
b、各块安全横梁分段390、391、392、397、398、399；各块驱动横梁分段393、394、395、396；结束端的厢头分段190定位；
c、底铺板分段421、431定位；
d、主纵梁分段521、522定位；
e、底铺板分段441、451、461定位；
f、主纵梁分段531、532定位；
g、底铺板分段421、491定位；
h、主纵梁分段541、542定位；
i、底铺板分段481、4A1定位；
j、主纵梁分段551、552定位；
k、底铺板分段4B1、4C1定位；
l、主纵梁分段561、562定位；
m、底铺板分段4D1、4E1、4F1定位；
n、主纵梁分段571、572定位；
o、主纵梁分段581、582定位；
p、底铺板分段4G1定位；
q、机房安装。
步骤6）中，通过大锤锤击工装组中的各安装定位辅助工装装置上的楔形铁块2，确保辅助工装装置与承船厢分块间实现紧密接触。
实施例二
如图3和图4所示，一种垂直升船机大型承船厢高效安装定位辅助工装装置，该装置包括钢胎架1，钢胎架1的上表面布置有多块楔形铁块2，多块楔形铁块2上布置有方形特氟龙滑块3。
方形特氟龙滑块3布置于钢胎架1中心位置，方形特氟龙滑块3主要起到减小摩擦力的作用，便于后续船厢分块的精确调整位移。
使用时通过钢胎架1定位支撑船厢分块、通过楔形铁块2调整船厢与钢胎架1间间隙，通过布置在楔形铁块2上的方形特氟龙滑块3减小船厢分块调整移动时与辅助工装装置间的摩擦力，顺利实现船厢分块结构的安装调整定位。
 Industrial Applicability
本发明提供的垂直升船机大型承船厢高效安装方法及安装定位辅助工装装置，通过科学的分析确定船厢结构安装单元分块，通过精确的测量方法进行船厢现场准确安装定位，通过定位辅助工装装置用于承船厢的安装支垫，通过合理的拼装工艺流程指导承船厢现场安装，顺利实现垂直升船机大型承船厢高精度、高效率、高质量的安装；具有安装方法科学技术含量高、施工流程科学合理，专用工装结构简单、使用快捷方便、经济优质高效等突出特点，能够有效解决大型承船厢在现场安装过程中面临的各项施工技术重难点；适用于各类型垂直升船机大、中型承船厢安装工程，亦可为其他工程领域内相类似结构特点的各种大型金属结构的安装提供有益的借鉴。

Claims (7)

  1. 一种垂直升船机大型承船厢高效安装方法，其特征在于该方法包括以下步骤：
    1）进行承船厢分块：按照承船厢相关设计参数及现场施工部位结构特点划分，将垂直升船机大型承船厢分成多块承船厢主纵梁分段、多块安全横梁分段、多块驱动横梁分段、多块底铺板分段以及多块厢头分段；
    2）进行承船厢安装定位基准线测放；
    3）进行承船厢安装定位辅助工装布置：依据步骤2）在承船厢内测放的定位基准线在升船机闸室内建立测量体系，刻划步骤1）所得的每个分块的纵向中心线及纵向中心线，然后根据步骤1）所得的每个分块外形尺寸及定位线布置对应的由多个安装定位辅助工装装置组成的工装组；
    4）提前进行船厢现场安装时的承船厢分块姿态设置：根据承船厢受力有限元分析，确认承船厢主纵梁及底铺板拼装时的沿纵横向反变形，提前进行反变形控制；
    5）进行各块承船厢分段的吊装就位：将各块承船厢分段吊装至步骤3）布置对应的工装组上，并利用千斤顶配合吊装设备进行各块承船厢分段在对应的工装组上的安装定位辅助工装装置的方形特氟龙滑块(3）上进行滑动调整；
    6）使各块承船厢分段与对应的工装组之间紧密接触，从而确保各块承船厢分段与其对应的每组辅助工装均实现顶紧；
    即完成垂直升船机大型承船厢的高效安装。
  2. 根据权利要求1所述的垂直升船机大型承船厢高效安装方法，其特征在于步骤2）中，定位基准线应最少包括三条纵向中心线和五条横向中心线和高程基准线，分别为：
    承船厢纵向中心线（4）、位于承船厢纵向中心线（4）两侧的左侧主纵梁纵向中心线（5）及右侧主纵梁纵向中心线（6）；
    承船厢横向中心线（7）、分别位于承船厢横向中心线（7）两侧的上游安全横梁中心线（8）、上游驱动横梁中心线（9）、下游驱动横梁中心线（10）和下游安全横梁中心线（11）。
  3. 根据权利要求2所述的垂直升船机大型承船厢高效安装方法，其特征在于：基准线定位以土建提供的承船厢纵向中心线（4）和承船厢横向中心线（7）为基础，且需实测闸室内作为承船厢预埋金属结构的底节埋件的实际安装位置偏差、闸首与船厢相接触的密封面中心与闸室纵横中心线偏差，使各控制点相对基准线偏差均在合理范围之内。
  4. 根据权利要求1所述的垂直升船机大型承船厢高效安装方法，其特征在于步骤5）的安装顺序为：从船厢一端到另一端顺序依次定位安装，
    5-1）将起始端的多块厢头分段定位；
    5-2）将各安全横梁分段、驱动横梁分段以及结束端的多块厢头分段定位；
    5-3）将各底铺板分段和主纵梁分段定位。
  5. 根据权利要求1所述的垂直升船机大型承船厢高效安装方法，其特征在于：步骤6）中，通过大锤锤击工装组中的各安装定位辅助工装装置上的楔形铁（2），确保辅助工装装置与承船厢分块间实现紧密接触。
  6. 一种垂直升船机大型承船厢高效安装定位辅助工装装置，其特征在于：该装置包括钢胎架（1），钢胎架（1）的上表面布置有多块楔形铁块（2），多块楔形铁块（2）上布置有方形特氟龙滑块(3）。
  7. 根据权利要求6所述的垂直升船机大型承船厢高效安装定位辅助工装装置，其特征在于：方形特氟龙滑块(3）布置于钢胎架（1）中心位置。
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