CN101934465A - Installing process for fin stabilizer - Google Patents
Installing process for fin stabilizer Download PDFInfo
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- CN101934465A CN101934465A CN2009100325426A CN200910032542A CN101934465A CN 101934465 A CN101934465 A CN 101934465A CN 2009100325426 A CN2009100325426 A CN 2009100325426A CN 200910032542 A CN200910032542 A CN 200910032542A CN 101934465 A CN101934465 A CN 101934465A
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- stabilizer
- welding
- outside plate
- steps
- mounting process
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- Butt Welding And Welding Of Specific Article (AREA)
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Abstract
The invention provides an installing process for a fin stabilizer. The process comprises the following steps of: a, preparing and inspecting before installing; b, determining a hanging clamp; c, installing the fin stabilizer; and d, welding and fixing. The fin stabilizer of the invention is installed in such a manner that the installation time of the fin stabilizer is shortened, the installation efficiency of the fin stabilizer is improved and installation cost is lowered.
Description
Technical field
The present invention relates to a kind of boats and ships mounting process, particularly a kind of stabilizer mounting process.
Background technology
When the naval vessel travels in proud sea, played pendulum by wind wave action, the top is floating up and down, and this is wherein severe with rolling.Because wave, make the goods in the cargo hold be easy to wave, influence the operate as normal of equipment and instrument, increase crewman's workload.So in the Ship Design process, can take the form of shaking that subtracts that adapts at different ship types, and fin stabilizer to be the countries in the world roll-on-roll-off ship use maximum a kind of stabilizers.
Currently used stabilizer is installed owing to there is not the mounting process of system, so construction period is long, inefficiency and cost are also very high, and the one-tenth product of shipbuilding unit is caused great adverse effect.
Summary of the invention
Goal of the invention provides a kind of time short, the efficient height, and the stabilizer mounting process that cost is low the invention provides a kind of stabilizer mounting process:
A kind of stabilizer mounting process comprises the steps:
A. prepare and check before installing, may further comprise the steps:
1) is familiar with stabilizer cabin layout drawing;
2) be familiar with piecewise graph;
3) check whether stabilizer equipment is complete;
4) the external frame size of inspection stabilizer equipment;
5) check whether floor and the outside plate that need cut off in the segmentation unload when stabilizer is installed.
B. hang sign indicating number and determine, may further comprise the steps:
1) on original stabilizer unit basis, increases by 2 again and hang sign indicating number;
2) on Ship Structure, respectively increase by 4 and hang sign indicating number;
3) in the hull distance, respectively increase by 2 on longitudinal wall and the larboard deck and hang sign indicating number.
C. stabilizer is installed, and may further comprise the steps:
1) when mounted, at first want setting-out, after having determined the direction of unit, make the center line and the corresponding position line of hull of stabilizer unit, make the outside plate center mark and the theoretical level on hull of stabilizer unit consistent, and guarantee that the mating surface of Ship Structure and stabilizer unit has 15 gradients of spending;
2) the lifting stabilizer arrives the relevant position, and positions, and will add interim support and fixing in the unit on every side after having good positioning;
3) hull floor and the outside plate that will cut off in advance are in place, guarantee simultaneously the floor of stabilizer unit and reinforcement will with Ship Structure to muscle;
4) prepackage define no problem after finishing and deliver for a check qualified.
D. welding is fixing, may further comprise the steps:
1) abutment joint of weldering stabilizer and outside plate;
2) abutment joint of weldering stabilizer and segmental structure;
3) corner connection of welding structure and outside plate, structure and structure seam;
4) the butt weld postwelding is checked:
Check that face of weld has flawless, pore, undercut, weld defects such as overlap. weld seam is full smooth;
5) 100% ultrasonic examination is carried out in butt welded seam inside, as finding defective, need reprocess immediately.
Described steps d welding material optional basic electrode by hand E5015 or CO
2Gas shielded arc welding.
The welding sequence of described corner connection seam is welded to both sides from middle structure.
Described stabilizer butted part, outside plate, wallboard all require bevel and through welding.
Will clean groove before the described welding, foreign material such as oil, water, rust dirt can not be arranged in the 50mm scope of groove both sides, the blemish of groove must repair and handle appropriate.
Described butt welding seam adopts multi-pass welding, after every layer of welding bead scarfing cinder, uses hand hammer to knock weld seam to discharge welding stress, prevents the generation of crackle.Also to carry out repair process as defectiveness in time with emery wheel or reamer polishing.
A kind of stabilizer mounting process of the present invention has shortened the time that stabilizer is installed, and has improved the efficient that stabilizer is installed, and has reduced installation cost.
The specific embodiment
Below in conjunction with embodiment invention is described in detail.
Focus on the location and the welding of stabilizer unit and main hull structure in the process of installation stabilizer.
A kind of stabilizer mounting process comprises the steps:
A. prepare and check before installing, may further comprise the steps:
Closing up order and cycle selection general employing plug-in type or hanging formula according to boats and ships.This roll-on-roll-off ship ship has been finished greatly when stabilizer is installed and has been closed up, so we have just selected plug-in type.
1) is familiar with stabilizer cabin layout drawing;
2) be familiar with piecewise graph;
3) check whether stabilizer equipment is complete;
4) the external frame size of inspection stabilizer equipment;
5) check whether floor and the outside plate that need cut off in the segmentation unload when stabilizer is installed.
B. hang sign indicating number and determine, may further comprise the steps:
Because each stabilizer unit that producer only provides only is made up of four hoisting pads, but only depend on these four hoisting pads to be difficult to finish the plug-type installation of stabilizer, so hang sign indicating number in the installation of following relevant position, be convenient to hang when the stabilizer unit enters hull and draw and adjust the location.
1) on original stabilizer unit basis, increases by 2 again and hang sign indicating number;
2) on Ship Structure, respectively increase by 4 and hang sign indicating number;
3) in the hull distance, respectively increase by 2 on longitudinal wall and the larboard deck and hang sign indicating number.
C. stabilizer is installed, and may further comprise the steps:
1) when mounted, at first want setting-out, determined the direction of stabilizer unit after, make the corresponding position line of its center line and hull, make the outside plate center mark and the theoretical level on hull of stabilizer unit consistent, and guarantee that the mating surface of Ship Structure and stabilizer unit has 15 gradients of spending;
2) the lifting stabilizer arrives the relevant position, and positions, and will add interim support and fixing in the unit on every side after having good positioning;
In the handling process, note not running into top equipment and piping.
3) hull floor and the outside plate that will cut off in advance are in place, guarantee simultaneously the floor of stabilizer unit and reinforcement will with Ship Structure to muscle;
4) prepackage define no problem after finishing and deliver for a check qualified.
D. welding is fixing, may further comprise the steps:
1) abutment joint of weldering stabilizer and outside plate;
2) abutment joint of weldering stabilizer and segmental structure;
3) corner connection of welding structure and outside plate, structure and structure seam;
4) the butt weld postwelding is checked:
Check that face of weld has flawless, pore, undercut, weld defects such as overlap. weld seam is full smooth;
5) 100% ultrasonic examination is carried out in butt welded seam inside, as finding defective, need reprocess immediately.
Described steps d welding material optional basic electrode by hand E5015 or CO
2Gas shielded arc welding.
The welding sequence of described stabilizer and outside plate abutment joint is welded to both sides from middle structure.
Described stabilizer butted part, outside plate, wallboard all require bevel and through welding.
Will clean groove before the described welding, foreign material such as oil, water, rust dirt can not be arranged in the 50mm scope of groove both sides, the blemish of groove must repair and handle appropriate.
Described butt welding seam adopts multi-pass welding, after every layer of welding bead scarfing cinder, uses hand hammer to knock weld seam to discharge welding stress, prevents the generation of crackle.Also to carry out repair process as defectiveness in time with emery wheel or reamer polishing.
Owing to the welding requirement is very high, described welding welder must hold the certificates for technical proficiency (with the corresponding qualification certificates of job specification) that effective special work post operation is demonstrate,proved and classification society issues could be on duty.
A kind of stabilizer mounting process of the present invention has shortened the time that stabilizer is installed, and has improved the efficient that stabilizer is installed, and has reduced installation cost.
Claims (6)
1. a stabilizer mounting process is characterized in that, comprises the steps:
A. prepare and check before installing, may further comprise the steps:
1) is familiar with stabilizer cabin layout drawing;
2) be familiar with piecewise graph;
3) check whether stabilizer equipment is complete;
4) the external frame size of inspection stabilizer equipment;
5) check whether floor and the outside plate that need cut off in the segmentation unload when stabilizer is installed;
B. hang sign indicating number and determine, may further comprise the steps:
1) on original stabilizer unit basis, increases by 2 again and hang sign indicating number;
2) on Ship Structure, respectively increase by 4 and hang sign indicating number;
3) in the hull distance, respectively increase by 2 on longitudinal wall and the larboard deck and hang sign indicating number;
C. stabilizer is installed, and may further comprise the steps:
1) when mounted, at first want setting-out, determined the direction of stabilizer unit after, make the corresponding position line of its center line and hull, make the outside plate center mark and the theoretical level on hull of stabilizer unit consistent, and guarantee that the mating surface of Ship Structure and stabilizer unit has 15 gradients of spending;
2) the lifting stabilizer arrives the relevant position, and positions, and will add interim support and fixing in the unit on every side after having good positioning;
3) hull floor and the outside plate that will cut off in advance are in place, guarantee simultaneously the floor of stabilizer unit and reinforcement will with Ship Structure to muscle;
4) prepackage define no problem after finishing and deliver for a check qualified;
D. welding is fixing, may further comprise the steps:
1) abutment joint of weldering stabilizer and outside plate;
2) abutment joint of weldering stabilizer and segmental structure;
3) corner connection of welding structure and outside plate, structure and structure seam;
4) the butt weld postwelding is checked:
Check that face of weld has flawless, pore, undercut, weld defects such as overlap. weld seam is full smooth;
5) 100% ultrasonic examination is carried out in butt welded seam inside, as finding defective, need reprocess immediately.
2. a kind of stabilizer mounting process according to claim 1 is characterized in that: described steps d welding material optional basic electrode by hand E5015 or CO
2Gas shielded arc welding.
3. a kind of stabilizer mounting process according to claim 1 is characterized in that: the welding sequence of described corner connection seam is welded to both sides from middle structure.
4. a kind of stabilizer mounting process according to claim 1 is characterized in that: described stabilizer butted part, outside plate, wallboard all require bevel and through welding.
5. a kind of stabilizer mounting process according to claim 1 is characterized in that: will clean groove before the described welding, foreign material such as oil, water, rust dirt can not be arranged in the 50mm scope of groove both sides, the blemish of groove must repair and handle appropriate.
6. a kind of stabilizer mounting process according to claim 1, it is characterized in that: described butt welding seam adopts multi-pass welding, after every layer of welding bead scarfing cinder, use hand hammer to knock weld seam to discharge welding stress, prevent the generation of crackle, also to carry out repair process as defectiveness in time with emery wheel or reamer polishing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100325426A CN101934465B (en) | 2009-07-01 | 2009-07-01 | Installing process for fin stabilizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100325426A CN101934465B (en) | 2009-07-01 | 2009-07-01 | Installing process for fin stabilizer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101934465A true CN101934465A (en) | 2011-01-05 |
| CN101934465B CN101934465B (en) | 2012-01-11 |
Family
ID=43388165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100325426A Expired - Fee Related CN101934465B (en) | 2009-07-01 | 2009-07-01 | Installing process for fin stabilizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101934465B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111843259A (en) * | 2020-06-02 | 2020-10-30 | 中煤北京煤矿机械有限责任公司 | Welding method for post-welding stress-relief-free annealing of Q550-grade thick plate |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4202745C2 (en) * | 1991-09-04 | 1995-04-13 | Blohm Voss Ag | Wing, in particular stabilizer fin for ships |
| JP3616778B2 (en) * | 2003-02-12 | 2005-02-02 | 紀孝 松村 | Control method of ship sway reduction device |
| CN101386338B (en) * | 2007-09-14 | 2012-05-02 | 中国船舶重工集团公司第七○四研究所 | Modularized front foldable stabilizing fin executing mechanism |
-
2009
- 2009-07-01 CN CN2009100325426A patent/CN101934465B/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111843259A (en) * | 2020-06-02 | 2020-10-30 | 中煤北京煤矿机械有限责任公司 | Welding method for post-welding stress-relief-free annealing of Q550-grade thick plate |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101934465B (en) | 2012-01-11 |
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