Preparation and on-board installation process of crane span of cutter suction dredger

A cutter suction dredger and installation process technology, which is applied to ship components, ship construction, transportation and packaging, etc., can solve the problems of difficulty, long installation process period, and long bridge length of cutter suction dredger, etc. To achieve convenient construction, shorten the overall cycle, and good construction effect

Inactive Publication Date: 2010-08-25
南通港闸船舶制造有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] 4500m 3 The length of bridge frame of cutter suction dredger is long, total length of bridge frame: 45.755m, height: 9.052m, width: 6.60m, its production and on-board installation process are long and difficult

Method used

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  • Preparation and on-board installation process of crane span of cutter suction dredger
  • Preparation and on-board installation process of crane span of cutter suction dredger
  • Preparation and on-board installation process of crane span of cutter suction dredger

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Embodiment Construction

[0058] A bridge frame manufacturing and on-board installation process of a cutter suction dredger, comprising the following steps:

[0059] (1) Fabrication of the bridge tire frame: according to the line shape of the bottom of the bridge frame, it is manufactured with the body tire frame, and the tire frame type value is provided by the numerical control stakeout to provide the accurate type value table or the raised data value; the section with a large change in the shape line is provided by the stakeout Tire mold, submitted for construction after CNC cutting;

[0060] The tire frame is marked by laser theodolite to draw the bridge center line, bridge width line, large seam line, middle rib position line and horizontal inspection line, and make a hard mark;

[0061] After the tire frame is completed and submitted to the quality inspection department for acceptance, the segmental planking and structural marking can be carried out, and the precision of the tire frame production...

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Abstract

The invention discloses a preparation and on-board installation process of crane span of cutter suction dredger. The process comprises the following steps: preparing the jig of a crane span, performing sectionalized assembly of the crane span, performing wire-drawing to the trunnion of the crane span, performing wire-drawing to the trunnion of a hull, closing shipways, fixing the crane span, installing bolts, etc. The process of the invention has the advantages of convenient construction and good construction effect; and the installation time of the crane span is fully reduced, and the total cycle time for the preparation of ships is shortened.

Description

Technical field: [0001] The invention relates to a bridge frame manufacturing and onboard installation process of a cutter suction dredger. Background technique: [0002] 4500m 3 The length of the bridge of the cutter suction dredger is long, the total length of the bridge is 45.755m, the height is 9.052m, and the width is 6.60m. Invention content: [0003] The purpose of the present invention is to provide a bridge frame manufacturing and on-board installation process of a cutter suction dredger with convenient construction and good construction effect. [0004] Technical solution of the present invention is: [0005] A cutter suction dredger bridge manufacturing and onboard installation process is characterized in that it includes the following steps: [0006] (1) Fabrication of the bridge tire frame: according to the line shape of the bottom of the bridge frame, it is manufactured with the body tire frame, and the tire frame type value is provided by the numerical co...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B63B9/00
Inventor 刘鹏鑫刘华姚祥
Owner 南通港闸船舶制造有限公司
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