CN113562138B - Method for pulling inclined long shaft of ship - Google Patents
Method for pulling inclined long shaft of ship Download PDFInfo
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- CN113562138B CN113562138B CN202110995132.2A CN202110995132A CN113562138B CN 113562138 B CN113562138 B CN 113562138B CN 202110995132 A CN202110995132 A CN 202110995132A CN 113562138 B CN113562138 B CN 113562138B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B73/00—Building or assembling vessels or marine structures, e.g. hulls or offshore platforms
- B63B73/20—Building or assembling prefabricated vessel modules or parts other than hull blocks, e.g. engine rooms, rudders, propellers, superstructures, berths, holds or tanks
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Abstract
The invention provides a ship inclined long shaft bracing method applied to the technical field of ships, which comprises the following steps: selecting a stay wire steel wire; marking a water line I and a marking line II in the central position of the host; arranging a wire pulling frame II and a wire pulling frame I, and placing a marker post II and a marker post I; arranging a wire pulling frame III and a mark post III; the center position of a steel wire rope of the wire pulling frame II is kept still, the height of the wire pulling frame III is adjusted, the pulling wire passes through the marked position of the marker post III, and the pulling wire is the center line of the middle shafting at the moment.
Description
Technical Field
The invention belongs to the technical field of ships, and particularly relates to a ship inclined long shaft wire pulling method.
Background
The shafting installation and positioning of the ship are very important in the ship construction process. If the shafting is not accurately installed and positioned, the propelling efficiency of the ship can be reduced, and the vibration and the noise of the ship can be increased. At present, the ship industry has more stay wire positioning methods for a flat shaft system, but has less research on stay wire methods for an oblique long shaft. And the stay wire of the inclined long shaft is not accurately positioned, so that the integral performance of the ship is influenced.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: aiming at the defects of the prior art, the ship inclined long shaft wire pulling method is simple in step, can conveniently and accurately find out the central line of the middle shaft, avoids the problem that the integral performance of a ship is not influenced by inaccurate installation of the shaft, ensures the transmission efficiency of a ship propulsion system, reduces the difficulty and rework of ship construction, and saves a large amount of installation and positioning time for a shipyard.
To solve the technical problems, the invention adopts the technical scheme that:
the invention relates to a ship inclined long shaft wire pulling method, which comprises the following wire pulling steps:
s1, selecting a stay wire steel wire, wherein the diameter d of the stay wire steel wire is between 0.5mm and 1 mm;
s2, translating a waterline I at the central position of the host downwards from a waterline IV on the front wall of the cabin, and then translating downwards from the waterline I at the central position of the host to line a waterline II;
s3, arranging a wire pulling frame II and a wire pulling frame I, and placing a marker post II and a marker post I;
s4, arranging a wire pulling frame III and a mark post III;
s5, keeping the center position of the steel wire rope of the wire pulling frame II still, adjusting the height of the wire pulling frame III to enable the pulling wire to pass through the marked position of the mark post III, and at the moment, the pulling wire is the center line of the middle shaft system.
IV position downward translation on the front wall waterline of cabin, after marking off waterline I at host computer center, confirm I slope 3 of waterline at host computer center, through FR 26's vertical position, follow waterline I at host computer center downward translation again, mark off waterline III.
Determining an intersection point D of a central line of a middle shafting of the longitudinal section of the ship body and a central line of a main machine shafting, moving from an FR17 position to the bow of the ship on a midship line, and setting a wire drawing frame II at the position D, wherein the height is a distance from a base line;
a point A of the central line of a main machine shafting of the longitudinal section of the hull is determined, and a stay wire frame I is arranged at a position A which is far from the center of the main machine and is downward from a waterline I.
And (3) positioning a central position C of the high-elasticity and short-shaft flange, positioning the central position C on a midship line by using FR20 and a waterline I in the center of the main engine, and placing a marker post II at the position.
And the central line of the positioning host machine is positioned at a position B in FR26, and the position B is positioned on a midship line by using FR26 and a waterline III on the front wall of the cabin, and the mark post I is placed at the position.
And adjusting the heights of the wire pulling frame I and the wire pulling frame II to enable the pulling wires to pass through the marked positions of the mark post I and the mark post II, wherein the pulling wires are the theoretical central line of the main machine shafting.
And a wire pulling frame III is arranged on the rear wall of the rudder propeller cabin and is upward from the waterline IV.
And (3) positioning an intersection point E of the central line of the steering oar and the central line of the intermediate shaft system, measuring the excircle of the protruded flange on the longitudinal central line of the mounting flange of the steering oar by using an angle square tool, positioning a point E upwards perpendicular to the upper surface of the flange surface, and placing a marker post III at the position.
By adopting the technical scheme of the invention, the following beneficial effects can be obtained:
the method for pulling the inclined long shaft of the ship by using the wire has simple steps, can conveniently and accurately find out the central line of the middle shaft system, avoids the problem that the integral performance of the ship is influenced due to inaccurate installation of the shaft system, ensures the transmission efficiency of a ship propulsion system, reduces the difficulty and rework of ship construction, saves a large amount of installation and positioning time for a shipyard, and further effectively improves the integral performance of the ship.
Drawings
The contents of the description and the references in the drawings are briefly described as follows:
FIG. 1 is a schematic drawing of a main machine position stay wire positioning of a ship inclined long shaft stay wire according to the present invention;
FIG. 2 is a schematic view of the position of the rudder propeller stay of the ship inclined long axis stay according to the present invention;
FIG. 3 is a schematic view of the general structure of the marine diagonal long-axis guy wire according to the present invention;
in the drawings, the reference numbers are respectively: 1. a marker post I; 2. a marker post II; 3. a marker post III; 4. a wire pulling frame I; 5. a wire pulling frame II; 6. a wire drawing frame III; 7. a waterline I; 10. a waterline IV.
Detailed Description
The following description of the embodiments of the present invention, with reference to the accompanying drawings, will be made in further detail, such as the shapes and structures of the various components, the mutual positions and connection relationships among the various parts, the functions and operating principles of the various parts, etc., with reference to the following description of the embodiments:
as shown in attached drawings 1-3, the invention relates to a method for pulling a ship inclined long shaft, which comprises the following steps: s1, selecting a stay wire steel wire, wherein the diameter d of the stay wire steel wire is between 0.5mm and 1 mm; s2, translating a waterline I at the central position of the host downwards from a waterline IV on the front wall of the cabin, and then translating the waterline I downwards from the central position of the host to line a waterline II; s3, arranging a wire pulling frame II and a wire pulling frame I, and placing a marker post II and a marker post I; s4, arranging a wire pulling frame III and a mark post III; s5, keeping the center position of the steel wire rope of the wire pulling frame II still, adjusting the height of the wire pulling frame III to enable the pulling wire to pass through the mark position of the mark post III, and at the moment, the pulling wire is the center line of the middle shaft system. The method for pulling the inclined long shaft of the ship by using the wire has simple steps, can conveniently and accurately find out the central line of the middle shaft system, avoids the problem that the integral performance of the ship is influenced due to inaccurate installation of the shaft system, ensures the transmission efficiency of a ship propulsion system, reduces the difficulty and rework of ship construction, saves a large amount of installation and positioning time for a shipyard, and further effectively improves the integral performance of the ship.
IV position downward translation on the front wall waterline of cabin, after marking off waterline I at host computer center, confirm I slope 3 of waterline at host computer center, through FR 26's vertical position, follow waterline I at host computer center downward translation again, mark off waterline III.
Determining an intersection point D of a central line of a middle shafting of the longitudinal section of the ship body and a central line of a main machine shafting, moving from an FR17 position to the bow of the ship on a midship line, and setting a wire drawing frame II at the position D, wherein the height is a distance from a base line;
a point A of the central line of a main machine shafting of the longitudinal section of the hull is determined, and a stay wire frame I is arranged at a position A which is far from the center of the main machine and is downward from a waterline I.
And (3) positioning a central position C of the high-elasticity and short-shaft flanges, positioning the central position C (FR 20, 1920) on a midship line by using FR20 and a waterline I in the center of the main engine, and placing a mark post II at the position.
The central line of the positioning host machine is positioned at a position B in FR26, and a position B (FR 26, 1762.8) is positioned on a midship line at FR26 and a waterline III of the front wall of the cabin, and the mark post I is placed at the position B.
And adjusting the heights of the wire pulling frame I and the wire pulling frame II to enable the pulling wires to pass through the marked positions of the mark post I and the mark post II, wherein the pulling wires are the theoretical central line of the main machine shafting.
And a wire pulling frame III is arranged on the rear wall of the rudder propeller cabin and is upward from the waterline IV.
And (3) positioning an intersection point E of the central line of the steering oar and the central line of the intermediate shaft system, measuring the excircle of the protruded flange on the longitudinal central line of the mounting flange of the steering oar by using an angle square tool, positioning a point E upwards perpendicular to the upper surface of the flange surface, and placing a marker post III at the position.
The method for pulling the inclined long shaft of the ship according to the invention is further described in detail by combining the specific embodiment below, wherein the specific embodiment and the working principle of the method according to the invention are as follows:
1. the stay wire steel wire is a piano wire with d =1mm (theoretical weight W =6.17g/m, common tension P =90 kg); or piano wire with diameter d =0.5mm (theoretical weight W =1.541g/m, usual tension P =20 kg).
Note: the flexibility calculation formula of each point of the stay wire is Y = W (L-X) X/2P
In the formula: y-deflection value mm
W-weight per meter of steel wire g/m
P-steel wire two-end point spacing m
X-distance m from point to end point to be calculated
As shown in FIG. 1, the front wall of the cabin is translated up and down by 1980mm above 3900mm waterline (waterline IV), and the center of the line marking host is 1920mm waterline (waterline I). The vertical position of the central line of the main machine inclined by 3 degrees and passing through the FR26 is determined, the central line of the main machine needs to be translated downwards by 157.2mm from a 1920mm waterline (waterline I), and a 1762.8mm waterline (waterline III) is marked.
As shown in the attached figure 1, the intersection point D of the central line of the middle shafting of the longitudinal section of the ship and the central line of the main machine shafting is determined. And the wire frame II is arranged at a position D on a midship line, moves 72mm from the FR17 position to the bow, has the height distance from the base line of about 1995 mm.
As shown in the attached figure 1, the position A point of the central line of the main shafting of the longitudinal section of the ship at FR28 is determined. A wire pulling frame I is arranged at a position A which is about 210mm below a FR28 water line with a distance of 1920 mm.
As shown in FIG. 1, the center C point (FR 20,1920 mm waterline) of the high-elasticity and short-axis flanges is positioned. A marker post ii was placed at a location C on the midship line with FR20 and 1920mm waterline on the front wall of the cabin.
As shown in FIG. 1, the centerline of the host machine is located at point B (FR26, 1762.8mm water line) at FR 26. And a point B is positioned on the midship line of the ship by FR26 and a waterline of 1762.8mm on the front wall of the cabin, and the mark post I is placed at the position.
As shown in the attached figure 1, the heights of the wire pulling frame I and the wire pulling frame II are adjusted, so that the pulling wire passes through the marked positions of the mark post I and the mark post II, and the pulling wire is the theoretical central line of the main machine shafting.
As shown in the attached figure 2, a wire pulling frame III is arranged on the rear wall of the rudder propeller cabin at a position which is about 1059mm away from 3900mm above the water line.
As shown in fig. 2, the intersection point E of the rudder propeller center line and the center line of the intermediate shafting is located. And measuring the excircle of the protruding flange by 16.8mm on the longitudinal central line of the mounting flange of the rudder propeller by using an angle square tool, positioning a point E by being vertical to the upper surface of the flange and facing upwards by 326mm, and placing a marker post III at the position.
As shown in the attached figure 2, the central position of the steel wire rope of the wire pulling frame II is kept still, the height of the wire pulling frame III is adjusted, the pulling wire passes through the marking position of the mark post III, and the pulling wire is the central line of the middle shafting at the moment.
The method for pulling the inclined long shaft of the ship by using the wire has simple steps, can conveniently and accurately find out the central line of the middle shaft system, avoids the problem that the integral performance of the ship is influenced due to inaccurate installation of the shaft system, ensures the transmission efficiency of a ship propulsion system, reduces the difficulty and rework of ship construction, saves a large amount of installation and positioning time for a shipyard, and further effectively improves the integral performance of the ship.
The present invention has been described in connection with the accompanying drawings, and it is to be understood that the invention is not limited to the specific embodiments disclosed, but is intended to cover various modifications, changes and equivalents of the embodiments of the invention, and its application to other applications without departing from the spirit and scope of the invention.
Claims (4)
1. A method for pulling a ship inclined long shaft is characterized by comprising the following steps: the method for pulling the inclined long shaft of the ship comprises the following steps:
s1, selecting a stay wire steel wire, wherein the diameter d of the stay wire steel wire is between 0.5mm and 1 mm;
s2, translating a waterline I at the central position of the host downwards from a waterline IV on the front wall of the cabin, and then translating downwards from the waterline I at the central position of the host to line a waterline II;
s3, arranging a wire pulling frame II and a wire pulling frame I, and placing a marker post II and a marker post I;
s4, arranging a wire pulling frame III and a mark post III;
s5, keeping the center position of a steel wire rope of the wire pulling frame II still, adjusting the height of the wire pulling frame III to enable a pulling wire to pass through the marked position of the marker post III, wherein the pulling wire is the center line of the middle shafting;
the method comprises the following steps that (1) a waterline I in the center of a main machine is determined to incline by 3 degrees after a waterline I in the center of the main machine is marked, and then the waterline I in the center of the main machine is translated downwards through the vertical position of FR26 to mark a waterline III;
determining an intersection point D of a central line of a middle shafting of the longitudinal section of the ship body and a central line of a main machine shafting, moving from an FR17 position to the bow of the ship on a midship line, and setting a wire drawing frame II at the position D, wherein the height is a distance from a base line;
determining a position A point of a central line of a longitudinal section host shafting of the hull, and arranging a wire drawing frame I at a position A which is downward from a waterline I in the center of the host;
positioning a central position C of the high-elasticity and short-shaft flange, positioning the central position C on a midship line by using FR20 and a waterline I in the center of a host, and placing a marker post II in the central position;
and the central line of the positioning host machine is positioned at a position B in FR26, and the position B is positioned on a midship line by FR26 and a waterline III of the front wall of the cabin, and the sighting rod I is placed at the position B.
2. The method for pulling the inclined long shaft of the ship according to claim 1, wherein: and adjusting the heights of the wire pulling frame I and the wire pulling frame II to enable the pulling wires to pass through the marked positions of the mark post I and the mark post II, wherein the pulling wires are the theoretical central line of the main shaft system.
3. The method for pulling the inclined long shaft of the ship according to claim 2, wherein: and a wire pulling frame III is arranged on the rear wall of the rudder propeller cabin and is upward from the waterline IV.
4. The method for pulling the inclined long shaft of the ship according to claim 3, wherein: and (3) positioning an intersection point E of the central line of the steering oar and the central line of the intermediate shaft system, measuring the excircle of the protruded flange on the longitudinal central line of the mounting flange of the steering oar by using an angle square tool, positioning a point E upwards perpendicular to the upper surface of the flange surface, and placing a marker post III at the position.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110995132.2A CN113562138B (en) | 2021-08-27 | 2021-08-27 | Method for pulling inclined long shaft of ship |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110995132.2A CN113562138B (en) | 2021-08-27 | 2021-08-27 | Method for pulling inclined long shaft of ship |
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| CN113562138B true CN113562138B (en) | 2022-11-25 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114148481B (en) * | 2021-12-30 | 2023-04-07 | 武昌船舶重工集团有限公司 | Stay wire positioning method |
| CN115123490B (en) * | 2022-08-03 | 2023-06-16 | 江南造船(集团)有限责任公司 | Ship steering module positioning and mounting method and auxiliary device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101058334A (en) * | 2007-05-23 | 2007-10-24 | 沪东中华造船(集团)有限公司 | Method of mounting tail fin end support |
| CN101723057A (en) * | 2010-01-21 | 2010-06-09 | 江南造船(集团)有限责任公司 | Installation method of ship single shafting without setting front bearing of stern shaft tube |
| CN102059461A (en) * | 2010-12-15 | 2011-05-18 | 广州中船黄埔造船有限公司 | High precision welding method for rudder horn, propeller shaft bracket and intermediate shaft bracket of long shaft ship |
| AU2015101731A4 (en) * | 2015-11-30 | 2016-01-14 | Cwf Hamilton & Co Ltd | Dynamic control configuration system and method |
| CN108189963A (en) * | 2017-12-31 | 2018-06-22 | 芜湖造船厂有限公司 | A kind of shipping rudder blade mounting tool and shipping rudder blade installation method |
| CN109878634A (en) * | 2019-03-29 | 2019-06-14 | 浙江国际海运职业技术学院 | Marine shafting bracing wire technique |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4624290B2 (en) * | 2006-03-28 | 2011-02-02 | 三井造船株式会社 | How to install the prime mover on the hull |
| CN101516719B (en) * | 2006-10-18 | 2012-05-23 | 日立造船株式会社 | Evaluation method and device for ship shafting calibration |
| CN105691548B (en) * | 2016-01-28 | 2017-11-21 | 青岛昊运船艇制造有限公司 | The locating mounting method of the big axle in ships and light boats bottom |
| CN109080764B (en) * | 2018-05-31 | 2020-06-23 | 沪东中华造船(集团)有限公司 | Method for determining axis center line of anti-rolling fin |
| CN110510058B (en) * | 2019-07-11 | 2022-02-22 | 沪东中华造船(集团)有限公司 | Guy wire positioning method for Berkeley rudder system of inclined berth |
| CN110789682B (en) * | 2019-11-14 | 2021-02-19 | 武昌船舶重工集团有限公司 | Method for positioning central line of propulsion shaft system |
| CN110789686B (en) * | 2019-11-29 | 2020-09-11 | 江南造船(集团)有限责任公司 | Ship shafting installation method |
| CN111204422B (en) * | 2020-02-10 | 2021-03-23 | 江南造船(集团)有限责任公司 | Straight line alignment positioning system of ship shafting equipment |
-
2021
- 2021-08-27 CN CN202110995132.2A patent/CN113562138B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101058334A (en) * | 2007-05-23 | 2007-10-24 | 沪东中华造船(集团)有限公司 | Method of mounting tail fin end support |
| CN101723057A (en) * | 2010-01-21 | 2010-06-09 | 江南造船(集团)有限责任公司 | Installation method of ship single shafting without setting front bearing of stern shaft tube |
| CN102059461A (en) * | 2010-12-15 | 2011-05-18 | 广州中船黄埔造船有限公司 | High precision welding method for rudder horn, propeller shaft bracket and intermediate shaft bracket of long shaft ship |
| AU2015101731A4 (en) * | 2015-11-30 | 2016-01-14 | Cwf Hamilton & Co Ltd | Dynamic control configuration system and method |
| CN108189963A (en) * | 2017-12-31 | 2018-06-22 | 芜湖造船厂有限公司 | A kind of shipping rudder blade mounting tool and shipping rudder blade installation method |
| CN109878634A (en) * | 2019-03-29 | 2019-06-14 | 浙江国际海运职业技术学院 | Marine shafting bracing wire technique |
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