CN114148481B - Stay wire positioning method - Google Patents
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- CN114148481B CN114148481B CN202111656543.5A CN202111656543A CN114148481B CN 114148481 B CN114148481 B CN 114148481B CN 202111656543 A CN202111656543 A CN 202111656543A CN 114148481 B CN114148481 B CN 114148481B
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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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- 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
- B63B73/60—Building or assembling vessels or marine structures, e.g. hulls or offshore platforms characterised by the use of specific tools or equipment; characterised by automation, e.g. use of robots
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- Conveying And Assembling Of Building Elements In Situ (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention provides a positioning mechanism and a stay wire positioning method, which are applied to the installation of a ship transmission device. The positioning mechanism includes: the bearing shell comprises a body, wherein a circular boss fixed with the bearing shell on the ship body is arranged in the middle of the body, and the diameter of the circular boss is the same as the inner diameter of the bearing shell on the ship body; the center of the circular boss is provided with a central hole; the body is provided with a plurality of bolt holes, the bolt holes are arranged at intervals around a central shaft of the central hole, and the bolt holes are matched with threaded holes in the bearing shell. The invention provides a stay wire positioning method, which solves the technical problems of large installation workload and large construction difficulty of a ship transmission device in the prior art, avoids a large amount of measurement and hoisting work, reduces reworking, and effectively improves the installation efficiency and the installation accuracy of the transmission device.
Description
Technical Field
The invention relates to the technical field of ship positioning and installation, in particular to a stay wire positioning method.
Background
In the installation process of large transmission mechanisms such as a rudder transmission device, an emergency propulsion device, a large-opening transmission device and the like of a ship, the problems of difficult installation caused by large weight and size of components and a base, narrow installation position space and high requirements on position precision and component centering precision of the transmission device exist.
For example, in the installation of the transmission device of the existing ship product, particularly in the positioning installation of the base, the axis of the general device has a certain included angle with the ship body, so that the measurement work of a large number of angles and directions needs to be related to the positioning of the base, the accumulated error is large, the rework of base welding is often caused, and the construction difficulty is large. Therefore, how to solve the above problems becomes a technical problem to be solved.
Disclosure of Invention
The invention provides a stay wire positioning method, which solves the technical problems of large installation workload and large construction difficulty of a ship transmission device in the prior art, and effectively improves the installation efficiency and the installation accuracy of the transmission device.
One aspect of the present invention provides a positioning mechanism for mounting a transmission device of a ship, comprising:
the bearing shell comprises a body, wherein a circular boss fixed with the bearing shell on the ship body is arranged in the middle of the body, and the diameter of the circular boss is the same as the inner diameter of the bearing shell on the ship body;
the center of the circular boss is provided with a center hole.
Furthermore, a plurality of bolt holes are formed in the body, the bolt holes are arranged around the central shaft of the central hole at intervals, and the bolt holes are matched with threaded holes in the bearing shell.
The invention also provides a positioning installation method, which is applied to the installation of a ship transmission device and comprises the following steps:
pressing the circular boss of the positioning mechanism into a bearing hole in a bearing shell, and fixing the circular boss on the bearing shell through a bolt;
after the steel wire is led into the central hole, positioning the steel wire;
positioning, setting and installing the base according to the position of the steel wire;
and installing the transmission equipment according to the installation position of the base.
Further, the positioning of the wire after the wire is introduced into the central bore comprises:
leading the steel wire into the central hole, arranging a first wire drawing frame from the stern to the rear side of the first equipment, and arranging a second wire drawing frame from the bow to the front side of the second equipment;
adjusting the steel wire through the second wire drawing frame, so that the distance from the steel wire to the inner wall of the bearing hole is R1= R2= R3= R4, wherein the distance from the steel wire to the left side of the inner wall of the bearing hole is R1, the distance from the steel wire to the right side of the inner wall of the bearing hole is R2, the distance from the steel wire to the upper end of the inner wall of the bearing hole is R3, and the distance from the steel wire to the lower end of the inner wall of the bearing hole is R4;
arranging a gravity block at the tail end of the steel wire at the second wire drawing frame end to straighten the steel wire;
and removing the positioning mechanism, and adjusting the steel wire through the first wire drawing frame to enable the distance between the steel wire and the inner wall of the bearing hole to be R1= R2, R3= R1+ delta 1, R4= R1-delta 1, delta 1= 1000Q L1 (L-L1)/(2T), wherein delta 1 is the sagging amount of the steel wire at the position of the bow of the bearing shell, Q is the gravity of the steel wire per meter length, T is the weight of the steel wire, L is the distance between the first wire drawing frame and the second wire drawing frame, and L1 is the distance between the bow of the bearing shell and the second wire drawing frame.
Further, according to the wire line position to the base carry out location setting and installation and include:
mounting surface processing is carried out on the first base and the second base;
after the first base is hung to the installation position, welding and fixing the first base;
and after the second base is hung to the installation position, welding and fixing the second base.
Further, when the first base is hung to the installation position, the distance between the first base installation surface and the steel wire line satisfies H1= D1+ D + δ 2 and H2= D1+ D + δ 3, where H1 is the distance between the first base ship stern end installation surface and the steel wire line, H2 is the distance between the first base ship bow end installation surface and the steel wire line, D1 is the distance between the axis of the first equipment and the first equipment installation surface, D is the thickness of the adjusting cushion plate, δ 2 is the sagging amount of the steel wire line at the first base ship stern end position, and δ 3 is the sagging amount of the steel wire line at the first base ship bow end position.
Further, δ 2=1000 × q × L2 × (L-L2)/(2 × t), wherein L2 is a distance between the stern end of the first foundation and the first wire frame;
Further, when the second base is hung to the installation position, the distance between the second base installation surface and the steel wire line satisfies H3= D2+ D + δ 4, and H4= D2+ D + δ 5, where H3 is the distance between the second base ship stern end installation surface and the steel wire line, H4 is the distance between the second base ship bow end installation surface and the steel wire line, D2 is the distance between the second equipment axis and the second equipment installation surface, D is the thickness of the adjusting pad plate, δ 5 is the sagging amount of the steel wire line at the second base ship stern end position, and δ 5 is the sagging amount of the steel wire line at the second base ship bow end position.
Further, δ 4=1000 × q × L4 × (L-L4)/(2 × t), wherein L4 is a distance between the stern end of the second foundation ship and the second wire pulling frame;
Further, mounting the transmission apparatus according to the base mounting position includes:
connecting the first equipment with the first base, and connecting the second equipment with the second base, and temporarily fixing the second equipment with an adjusting code;
adjusting the first equipment and the second equipment to an installation position, so that the first equipment and the second equipment can flexibly operate;
after the adjusting base plate is arranged between the first equipment and the first base, the first equipment is fixedly connected with the first base;
and after the adjusting base plate is arranged between the second equipment and the second base, the second equipment is fixedly connected with the second base.
One or more technical solutions provided in the embodiments of the present invention have at least the following technical effects or advantages:
the embodiment of the application determines the positioning and installation of the base by adopting the wire pulling mode of the positioning mechanism, has the advantages of simple method, convenient construction and low requirement on the quality of constructors, avoids a large amount of measurement and hoisting work, reduces reworking, and effectively solves the problems of quick and efficient positioning and installation of large transmission devices such as ships and the like and the base.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a positioning mechanism according to an embodiment of the present invention;
FIG. 2 is a schematic view of the positioning of the first and second base pull wires according to a second embodiment of the present invention;
FIG. 3 is a schematic view of part I of FIG. 2;
FIG. 4 is a schematic view showing the sagging of the steel wire according to the second embodiment of the present invention;
fig. 5 is a schematic view illustrating positioning and installation of the first device and the second device according to the second embodiment of the present invention.
Detailed Description
The embodiment of the invention provides a stay wire positioning method, which is simple and practical, simple and convenient to construct, small in error accumulation and low in requirement on quality of constructors, and can well guide the installation and positioning of a base and equipment of a ship transmission device.
In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.
Example one
As shown in fig. 1, an embodiment of the present application provides a positioning mechanism, including: the ship body comprises a body 1, wherein the body 1 is circular, a circular boss 2 is arranged in the middle of the body 1, and the diameter of the circular boss 2 is the same as the inner diameter of a bearing shell on a ship body; the center of the circular boss 2 is provided with a central hole 3; the bearing shell is characterized in that a plurality of bolt holes 4 are formed in the body 1, the bolt holes 4 are arranged at intervals around a central shaft of a central hole, and the bolt holes 4 are matched with threaded holes in the bearing shell.
This application positioning mechanism makes circular arch and benchmark hole clearance fit through designing circular bellying 2, makes positioning mechanism and benchmark hole concentric, has guaranteed the axiality between positioning mechanism and the axle, and the centraxonial hole and the axiality of circular bellying 2 are fixed a position the mechanism installation back, can guarantee positioning mechanism's centraxonial hole and benchmark shaft hole axiality precision. According to the positioning accuracy of the positioning mechanism, the specific matching is determined, the gap between the general circular boss 2 and the shaft hole is kept between 0.05mm and 0.15mm, and the requirements of mounting accuracy and quick assembly and disassembly can be met.
Example two
The stay wire positioning method provided by the embodiment of the application is applied to installation of a ship transmission device and comprises the following steps:
step S1: pressing the circular boss of the positioning mechanism into a bearing hole in a bearing shell, and fixing the circular boss on the bearing shell through a bolt;
step S2: after the steel wire is led into the central hole, positioning the steel wire;
and step S3: positioning, setting and installing the base according to the position of the steel wire;
and step S4: and installing the transmission equipment according to the installation position of the base.
Wherein, after the step S2 of leading the steel wire into the central hole, the positioning and setting of the steel wire comprises the following steps:
step S21: leading the steel wire into the central hole, arranging a first wire drawing frame from the stern to the rear side of the first equipment, and arranging a second wire drawing frame from the bow to the front side of the second equipment;
step S22: adjusting the steel wire through the second wire drawing frame, so that the distance from the steel wire to the inner wall of the bearing hole is R1= R2= R3= R4, wherein the distance from the steel wire to the left side of the inner wall of the bearing hole is R1, the distance from the steel wire to the right side of the inner wall of the bearing hole is R2, the distance from the steel wire to the upper end of the inner wall of the bearing hole is R3, and the distance from the steel wire to the lower end of the inner wall of the bearing hole is R4;
step S23: arranging a gravity block at the tail end of the steel wire at the second wire drawing frame end to straighten the steel wire;
step S24: and removing the positioning mechanism, and adjusting the steel wire through the first wire drawing frame to enable the distance between the steel wire and the inner wall of the bearing hole to be R1= R2, R3= R1+ delta 1, R4= R1-delta 1, delta 1= 1000Q L1 (L-L1)/(2T), wherein delta 1 is the sagging amount of the steel wire at the position of the bow of the bearing shell, Q is the gravity of the steel wire per meter length, T is the weight of the steel wire, L is the distance between the first wire drawing frame and the second wire drawing frame, and L1 is the distance between the bow of the bearing shell and the second wire drawing frame.
Step S3 according to the steel wire position to the base carry out the location setting and the installation and include:
step S31: mounting surface processing is carried out on the first base and the second base;
step S32: after the first base is hung to an installation position, welding and fixing the first base; when the first base is lifted to the installation position, the distance between the first base installation surface and the steel wire line meets H1= D1+ D + delta 2 and H2= D1+ D + delta 3, wherein H1 is the distance between the first base ship stern end installation surface and the steel wire line, H2 is the distance between the first base ship bow end installation surface and the steel wire line, D1 is the distance between the axis of first equipment and the first equipment installation surface, D is the thickness of the adjusting cushion plate 14, delta 2 is the sagging amount of the steel wire line at the first base ship stern end position, and delta 3 is the sagging amount of the steel wire line at the first base ship bow end position.
Step S33: and after the second base is hung to the installation position, welding and fixing the second base. When the second base is hung to the installation position, the distance between the installation surface of the second base and the steel wire line meets H3= D2+ D + delta 4, and H4= D2+ D + delta 5, wherein H3 is the distance between the installation surface of the stern end of the second base ship and the steel wire line, H4 is the distance between the installation surface of the bow end of the second base ship and the steel wire line, D2 is the distance between the axis of the second device and the installation surface of the second device, D is the thickness of the adjusting base plate 14, delta 5 is the sagging amount of the steel wire line at the stern end position of the second base ship, and delta 5 is the sagging amount of the steel wire line at the bow end position of the second base.
And step S4: installing the transmission device according to the base installation position comprises:
step S41: connecting the first equipment with the first base, and connecting the second equipment with the second base and temporarily fixing the second equipment with an adjusting code;
step S42: adjusting the first equipment and the second equipment to an installation position, so that the first equipment and the second equipment can flexibly operate;
step S43: after the adjusting base plate 14 is arranged between the first equipment and the first base, the first equipment is fixedly connected with the first base;
step S44: after the adjusting shim plate 14 is arranged between the second device and the second base, the second device and the second base are fixedly connected.
The specific application is as follows:
step A1: when the positioning mechanism provided by the embodiment of the application is used for working, as shown in fig. 1: manufacturing a positioning mechanism with a central hole by taking a bearing hole (fixed on a hull structure) through which transmission setting passes as a reference, wherein the positioning mechanism is a circular plate with a circular boss, and the central hole requires higher coaxiality; the fit tolerance of the cylindrical surface of the positioning mechanism and the reference bearing hole meets the requirement of the actual stay wire positioning precision so as to ensure that the coaxiality of the central hole and the shaft hole meets the requirement after the positioning mechanism is installed on the reference shaft hole. In this embodiment, the diameter of the positioning mechanism body is 150mm, the height of the circular boss is 15mm, the diameter of the circular boss is 120mm, the diameter of the central hole is 1mm, and the diameter of the central hole is about 1mm larger than that of the steel wire rope.
Step A2: the positioning mechanism is provided with two to three bolt holes which are matched with the threaded holes of the bearing shell on the ship body, and the positioning mechanism is fixed with the shaft shell by bolts after being pressed into the shaft holes.
Step A3: when the stay wire positioning method provided by the embodiment of the application is used for working, as shown in fig. 2 and 3: pressing a positioning mechanism Y into a bearing shell 5, connecting and fixing by using bolts, leading out a steel wire 6 through the positioning mechanism Y, arranging a first wire-pulling frame 7 at a certain distance from the stern to the rear of a first equipment position, arranging a second wire-pulling frame 8 at a certain distance from the bow to the front of a second equipment position, wherein the steel wire 6 is approximately concentric with a bearing hole;
step A4: the steel wire 6 is adjusted through a second wire pulling frame 8, and the distances R1= R2= R3= R4 from the steel wire 6 to the upper, lower, left and right parts of the inner hole wall of the bearing shell 5 are measured and adjusted, so that the steel wire 6 and the inner hole of the stuffing box shell are concentric, and the deviation meets the requirement;
step A5: a steel wire pull wire hanging gravity block 9 is arranged at the position of the second wire pulling frame 8 to ensure that the steel wire is straightened;
step A6: as shown in fig. 4, the distance L between the two wire holders is measured, the distance from the first wire holder 7 to the head of the bearing hole is measured, and the wire sagging amount δ 1 at the position is calculated according to the formula δ 1 of sagging of the wire 6, wherein δ 1 is 1000 × q × L1 (L-L1)/(2 × t), and δ 1 is 15.6 × 10 -3 X 6.5 × (12-6.5)/(2 × 196) =1.42mm, where L =12m, L1=6.5m, q =15.6 × 10 -3 N/m, weight mass T of 20kg, namely 196N. (the sagging of the wire 6 can be ignored when L is short, δ = 0)
Step A7: taking down a positioning mechanism, adjusting a first wire pulling frame 7 to adjust a steel wire 6, adjusting the left and right distances R1= R2=140mm of the inner hole wall of the bearing shell, the upper distance R3= R1+ delta 1=140+1.42=141.42mm, and the lower distance R4= R1-delta 1=140-1.42=138.58mm; at the moment, the straight line passing through the fore-and-aft stay wire frame is coaxial with the shaft hole.
Step A8: as shown in fig. 5, the installation surfaces of the first base 10 and the second base 11 are machined in an internal field, and the theoretical projection center line of the transmission shaft 12 is carved on the panels of the first base 10 and the second base 11;
step A9: lifting the first base 10 to the installation position;
step A10: left-right direction: the scribed lines on the panel of the first base 10 are aligned with the steel wire 6, and the deviation meets the relevant requirements; up-down direction: according to the requirements of relevant drawings, measuring the distance D1=130mm between the axis of the device and the installation surface of the guide device of the first device 13, estimating the thickness D =12mm of the adjusting base plate 14, and calculating the sagging quantity delta 2=1000 x 15.6 x 10 of the steel wire 6 at the stern end of the first base 10 according to a sagging formula -3 X 2.2 × (12-2.2)/(2 × 196) =0.86mm wherein L2=2.2m, sagging amount δ 3 of the ship bow of the first base 10 =1000 × 15.6 × 10 -3 X 3 x (12-3)/(2 x 196) =1.07mm, wherein L3=3m, the height distance from the ship stern end mounting surface of the first pedestal 10 to the steel wire 6 is adjusted to be H1= D1+ D + δ 2= H1=130+12+0.86=142.86mm, and the height distance from the ship bow end mounting surface of the first pedestal 10 to the steel wire 6 is H2= D1+ D + δ 3=130+12+1.07=143.07mm.
Step A11: and spot-welding and fixing the positioned first base 10, and after confirming that the first base 10 is positioned correctly by equipment installation constructors, carrying out assembly welding according to drawings and related welding construction processes.
Step A12: connecting the structures of the first equipment 13 according to the drawing and the process requirements, and temporarily fixing the structures by using an adjusting code;
step A13: the first equipment 13 is adjusted to the right position according to relevant requirements, and the first equipment 13 is rotated to flexibly operate;
step A14: an adjusting shim plate 14 between the first device 13 and the first base 10 is arranged, a connecting screw hole and a hinged bolt hole are processed according to the screw hole of the first device 13, and a hinged bolt hole is arranged.
Step A15: according to the positioning method of the first base 10, the distance H3= D2+ D + δ 4=190+12+1.26=203 between the stern end mounting surface of the second base 11 and the steel wire line 6 is calculated in the same manner.26mm, wherein L4=3.9m, δ 4=1000 × 15.6 × 10 -3 X 3.9 × (12-3.9)/(2 × 196) =1.26mm, d2=190mm, d =12mm. The distance between the bow end mounting surface of the second base 11 and the steel wire 6 is H4= D2+ D + delta 5=190+12+1.03=203.03mm, wherein L5=2.8m and delta 5=1000 + 15.6 × 10 -3 X 2.8 × (12-2.8)/(2 × 196) =1.03mm, d2=190mm, d =12mm. Then, the second base 11 is positioned and attached, and then the second device 15 steering mechanism is attached.
One or more technical solutions provided in the embodiments of the present invention have at least the following technical effects or advantages:
1. the positioning mechanism is matched with the steel wire and the wire pulling frame to lead out the central steel wire of the transmission shaft hole, so that the problem of a reference line of the transmission mechanism is solved; the positioning of each equipment base of the transmission mechanism can be easily determined by taking the steel wire as a reference line.
2. The problem of positioning center line error caused by long-distance steel wire sagging can be well solved by the simplified calculation method of the steel wire sagging.
3. The embodiment of the application has the advantages that the base is determined to be positioned simply in a bracing wire mode, the construction is convenient, and the requirement on the quality of constructors is low.
Finally, it should be noted that the above detailed description is only intended to illustrate the technical solutions of the present invention and not to limit the same, and that, although preferred embodiments of the present invention have been described, further variations and modifications of these embodiments are possible to those skilled in the art once they learn of the basic inventive concept. Therefore, it is intended that the appended claims be interpreted as including the preferred embodiment and all changes and modifications that fall within the scope of the invention.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (7)
1. A stay wire positioning method is applied to installation of a ship transmission device and is characterized by comprising the following steps:
pressing a circular boss of a positioning mechanism into a bearing hole in a bearing shell and fixing the circular boss on the bearing shell through a bolt, wherein the diameter of the circular boss is the same as the inner diameter of the bearing shell on a ship body, a central hole is formed in the center of the circular boss, a plurality of bolt holes are formed in the positioning mechanism and are arranged at intervals around the central shaft of the central hole, and the bolt holes are matched with threaded holes in the bearing shell;
after the steel wire is led into the central hole, positioning the steel wire;
positioning, setting and installing the base according to the position of the steel wire;
installing the transmission equipment according to the installation position of the base;
wherein, after the steel wire is led into the central hole, the steel wire is positioned and arranged, and the method comprises the following steps:
leading the steel wire into the central hole, arranging a first wire pulling frame at a position from the stern to the rear side of the first equipment, and arranging a second wire pulling frame at a position from the bow to the front side of the second equipment;
adjusting the steel wire through the second wire drawing frame, so that the distance from the steel wire to the inner wall of the bearing hole is R1= R2= R3= R4, wherein the distance from the steel wire to the left side of the inner wall of the bearing hole is R1, the distance from the steel wire to the right side of the inner wall of the bearing hole is R2, the distance from the steel wire to the upper end of the inner wall of the bearing hole is R3, and the distance from the steel wire to the lower end of the inner wall of the bearing hole is R4;
arranging a gravity block at the tail end of the steel wire at the second wire drawing frame end to straighten the steel wire;
and removing the positioning mechanism, and adjusting the steel wire through the first wire pulling frame to enable the distance R1= R2, R3= R1+ delta 1, R4= R1-delta 1, delta 1=1000 x Q x L1 (L-L1)/(2 x T) between the steel wire and the inner wall of the bearing hole, wherein delta 1 is the sagging amount of the steel wire at the bow end position of the bearing shell, Q is the gravity of each meter of the steel wire, T is the weight of the steel wire hanging, L is the distance between the first wire pulling frame and the second wire pulling frame, and L1 is the distance between the bow end of the bearing shell and the second wire pulling frame.
2. The method for positioning a wire as recited in claim 1, wherein positioning and installing a base according to the position of the wire comprises:
mounting surface processing is carried out on the first base and the second base;
after the first base is hung to an installation position, welding and fixing the first base;
and after the second base is hung to the installation position, welding and fixing the second base.
3. The method of claim 2, wherein:
when the first base is hung to the installation position, the distance between the installation surface of the first base and the steel wire line meets H1= D1+ D + delta 2, and H2= D1+ D + delta 3, wherein H1 is the distance between the installation surface of the stern end of the first base ship and the steel wire line, H2 is the distance between the installation surface of the bow end of the first base ship and the steel wire line, D1 is the distance between the axis of first equipment and the installation surface of the first equipment, D is the thickness of the adjusting cushion plate, delta 2 is the sagging amount of the steel wire line at the stern end position of the first base ship, and delta 3 is the sagging amount of the steel wire line at the bow end position of the first base.
4. The method of claim 3, wherein:
δ 2=1000 × q × L2 × (L-L2)/(2 × t), wherein L2 is the distance between the stern end of the first foundation ship and the first wire frame;
δ 3=1000 × q × L3 × (L-L3)/(2 × t), wherein L3 is the distance between the first foundation boat bow and the first wire frame.
5. The method of claim 2, wherein:
when the second base is lifted to the installation position, the distance between the second base installation surface and the steel wire line meets H3= D2+ D + delta 4 and H4= D2+ D + delta 5, wherein H3 is the distance between the second base ship stern end installation surface and the steel wire line, H4 is the distance between the second base ship bow end installation surface and the steel wire line, D2 is the distance between the second equipment axis and the second equipment installation surface, D is the thickness of the adjusting cushion plate, delta 5 is the sagging amount of the steel wire line at the second base ship stern end position, and delta 5 is the sagging amount of the steel wire line at the second base ship bow end position.
6. The method of claim 5, wherein:
δ 4=1000 × q × L4 (L-L4)/(2 × t), wherein L4 is a distance between the stern end of the second foundation ship and the second wire frame;
δ 5=1000 × q × L5: (L-L5)/(2 × t), wherein L5 is the distance between the bow end of the second foundation boat and the second wire frame.
7. The wire positioning method according to any one of claims 3 to 6, wherein the mounting of the transmission device according to the base mounting position includes:
connecting the first equipment with the first base, and connecting the second equipment with the second base and temporarily fixing the second equipment with an adjusting code;
adjusting the first equipment and the second equipment to an installation position, so that the first equipment and the second equipment can flexibly operate;
after the adjusting base plate is arranged between the first equipment and the first base, the first equipment is fixedly connected with the first base;
and after the adjusting base plate is arranged between the second equipment and the second base, the second equipment is fixedly connected with the second base.
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| CN202111656543.5A CN114148481B (en) | 2021-12-30 | 2021-12-30 | Stay wire positioning method |
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| CN202111656543.5A CN114148481B (en) | 2021-12-30 | 2021-12-30 | Stay wire positioning method |
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| CN114148481B true CN114148481B (en) | 2023-04-07 |
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| DE102008042599A1 (en) * | 2008-10-02 | 2010-04-08 | Zf Friedrichshafen Ag | Control device for a ship propulsion |
| CN102419143A (en) * | 2011-09-06 | 2012-04-18 | 沪东中华造船(集团)有限公司 | Device for positioning center of hole and application method of device in complete cross section carrying in dock area |
| CN103017743B (en) * | 2012-11-30 | 2015-01-21 | 中交第三航务工程局有限公司上海分公司 | Pull wire positioning instrument and measurement method thereof |
| CN108100156B (en) * | 2017-11-10 | 2019-10-22 | 武汉船用机械有限责任公司 | A kind of shafting alignment tooling |
| 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 |
| 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 |
| CN111422327B (en) * | 2020-04-03 | 2021-02-23 | 青岛北海船舶重工有限责任公司 | Positioning and arranging method for horizontal and longitudinal pull wires of ship docking block |
| CN112648899A (en) * | 2020-12-18 | 2021-04-13 | 武昌船舶重工集团有限公司 | Positioning and measuring tool and positioning and measuring method for ship equipment base |
| CN113587784A (en) * | 2021-07-27 | 2021-11-02 | 中船澄西扬州船舶有限公司 | Novel steering engine alignment positioning device and using method thereof |
| CN113562138B (en) * | 2021-08-27 | 2022-11-25 | 芜湖造船厂有限公司 | Method for pulling inclined long shaft of ship |
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2021
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