CN111891314A - Construction method for adjusting layer height of garage of ro-ro passenger ship - Google Patents
Construction method for adjusting layer height of garage of ro-ro passenger ship Download PDFInfo
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- CN111891314A CN111891314A CN202010729904.3A CN202010729904A CN111891314A CN 111891314 A CN111891314 A CN 111891314A CN 202010729904 A CN202010729904 A CN 202010729904A CN 111891314 A CN111891314 A CN 111891314A
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- garage
- supporting piece
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- adjusting
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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
- B63B25/00—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby
- B63B25/002—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for goods other than bulk goods
- B63B25/008—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for goods other than bulk goods for wheeled cargo
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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
- B63B73/30—Moving or transporting modules or hull blocks to assembly sites, e.g. by rolling, lifting or floating
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Transportation (AREA)
- Ship Loading And Unloading (AREA)
Abstract
The invention relates to the technical field of ships, in particular to a construction method for adjusting the layer height of a garage of a passenger rolling ship, which comprises the following steps: determining the number and the installation positions of the jacking machines; selecting a high-position supporting piece, a round pier supporting piece and an inclined supporting piece; the high-position supporting piece, the round pier supporting piece and the inclined supporting piece form a welding assembly; transporting the welded assembly to a mounting location; welding one end of the inclined support piece far away from the high-position support piece and one end of the round pier support piece far away from the high-position support piece with an upper deck of the garage; transporting the jack to an installation location; the output end of the jacking machine is abutted against the lower end of the high-position support piece, and a support beam for supporting the upper deck of the garage is disconnected; welding the disconnected position of the support beam; and the output end of the jacking machine gradually retracts until the output end is separated from the contact with the high-position supporting piece, and the adjustment construction of the garage floor height is completed. The invention can adjust the layer height of the garage at the wharf stage, does not need to use a hoist, and has simpler construction process.
Description
Technical Field
The invention relates to the technical field of ships, in particular to a construction method for adjusting the layer height of a garage of a ro-ro passenger ship.
Background
The garage layer height of the ro-ro passenger ship refers to the clear height between an upper deck and a lower deck in a garage area, key areas such as a garage in the ro-passenger ship building process are strictly controlled on the layer height data, and partial vehicles can be influenced to enter the garage under the condition that the layer height data deviation is large.
Usually, the garage area is convenient for the vehicle to get into, the design structure is spacious, rarely has the bearing structure of similar stand, the left and right span generally reaches 30m, in the construction process of the ro-ro passenger ship, because the influence of heat input effect such as a large amount of welding, firer, etc. produces great stress action on the deck, in addition stack, transportation etc. of a large amount of goods on the garage deck, lead to the garage deck the condition that generally all can appear collapsing, in the depressed place or the berth stage, can adopt the mode of crane lift to carry to adjust, but reached the pier stage, the boats and ships are no longer static, but along with the tide rise the tide and fall and rise, adopt the mode danger coefficient that the crane lifted under this operating condition to put forward high, adopt in the pier stage generally in the garage to increase the vertical pipe and reuse three-dimensional hydraulic press with the deck mode of jacking to adjust the floor height. Before the operation is adjusted to the floor height, need vertically install the pipe device at the assigned position, but implement comparatively difficultly in the garage, can only adopt the calabash cooperation to pull gradually in place, also need the calabash to cooperate when the pipe device is demolishd equally, the process is more loaded down with trivial details.
Therefore, a construction method for adjusting the height of the garage layer of the ro-ro passenger ship is needed to solve the technical problems.
Disclosure of Invention
The invention aims to provide a construction method for adjusting the layer height of a garage of a passenger roller ship, which can adjust the layer height of the garage at a wharf stage, does not need to use a hoist and has a simpler construction process.
In order to achieve the purpose, the invention adopts the following technical scheme:
a construction method for adjusting the layer height of a garage of a passenger rolling ship comprises the following steps:
s1, determining the number and the installation positions of the lifters;
s2, selecting a high-position support piece, a round pier support piece and a diagonal support piece according to the design height of the garage;
s3, welding the circular pier supporting piece at one end of the high-position supporting piece, welding one end of the inclined supporting piece and the high-position supporting piece at an included angle, aligning the other end of the inclined supporting piece and one end of the circular pier supporting piece far away from the high-position supporting piece, and forming a welding assembly by the high-position supporting piece, the circular pier supporting piece and the inclined supporting piece;
s4, conveying the welding assembly to the installation position;
s5, welding one end of the inclined support piece, which is far away from the high-position support piece, and one end of the circular pier support piece, which is far away from the high-position support piece, with an upper deck of the garage, wherein the high-position support piece is vertically arranged;
s7, conveying the jacking machine to the installation position;
s8, the output end of the jacking machine is abutted against the lower end of the high-position support piece, a support beam for supporting an upper deck of the garage is disconnected, and the output end of the jacking machine continues to jack the high-position support piece, so that the garage exceeds the design height;
s9, welding the disconnected position of the support beam;
and S10, gradually retracting the output end of the jacking machine until the output end is separated from the contact with the high-position support piece, and completing the adjustment construction of the garage layer height.
Optionally, in step S1, the number and the installation position of the jacking machines are determined according to the measured sinking amount of the upper deck of the garage.
Optionally, the mounting location of the jacking machine is located at a strong structural location of a lower deck of the garage adjacent to the upper deck of the garage.
Optionally, the installation location is marked on a strong structure of the lower deck of the garage.
Optionally, in step S10, after the construction is completed, the lifting machine is transported from the garage to a designated storage location.
Optionally, in step S10, after the construction is completed, the welding assembly is removed from the upper deck of the garage.
Optionally, the disassembled welding assembly is transported to a warehouse.
Optionally, the step S9 further includes measuring the levelness of the upper deck of the garage after the welding construction.
Optionally, in step S8, it is necessary to monitor the stress condition of the jacking machine and the deformation condition of the upper deck of the garage.
Optionally, the jack is a three-dimensional hydraulic press.
The invention has the beneficial effects that:
the construction method for adjusting the garage layer height of the passenger roller ship comprises the steps of welding the high-position supporting piece, the round pier supporting piece and the inclined supporting piece to form a welding assembly, welding the welding assembly to an upper deck of the garage, jacking the high-position supporting piece by using a jacking machine, jacking the upper deck of the garage, slightly exceeding the designed height of the garage, welding the position where the supporting beam is disconnected, and enabling the supporting beam to support the upper deck of the garage. By the aid of the mode, the layer height of the garage can be adjusted in the wharf stage, a hoist is not needed, and the construction process is simple.
Drawings
Fig. 1 is a schematic diagram of the construction for adjusting the garage layer height of the ro-ro passenger ship according to the invention.
In the figure:
1. an upper deck of the garage; 2. a jacking machine; 3. welding the assembly; 31. a high-position support member; 32. a circular pier supporting member; 33. a diagonal stay member; 4. the lower deck of the garage.
Detailed Description
The technical scheme of the invention is further explained by combining the attached drawings and the embodiment. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the elements associated with the present invention are shown in the drawings.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In order to adjust the layer height of the garage at the wharf stage, avoid using a hoist and reduce the complexity of the construction process, as shown in fig. 1, the invention provides a construction method for adjusting the layer height of the garage of a passenger roller ship, which comprises the following steps:
s1, determining the number and the installation positions of the lifters 2;
s2, selecting the high-position support piece 31, the round pier support piece 32 and the diagonal support piece 33 according to the design height of the garage;
s3, welding the circular pier supporting piece 32 at one end of the high-position supporting piece 31, welding one end of the inclined supporting piece 33 and the high-position supporting piece 31 at an included angle, leveling the other end of the inclined supporting piece 33 and one end of the circular pier supporting piece 32 far away from the high-position supporting piece 31, and enabling the high-position supporting piece 31, the circular pier supporting piece 32 and the inclined supporting piece 33 to form a welding assembly 3;
s4, conveying the welding assembly 3 to an installation position;
s5, welding one end of the inclined strut member 33, which is far away from the high-position strut member 31, and one end of the circular pier strut member 32, which is far away from the high-position strut member 31, with the upper deck 1 of the garage, wherein the high-position strut member 31 is vertically arranged;
s7, transporting the jack 2 to the mounting position;
s8, the output end of the jacking machine 2 abuts against the lower end of the high-position support 31, a support beam for supporting the upper deck 1 of the garage is disconnected, and the output end of the jacking machine 2 continues to jack the high-position support 31, so that the garage exceeds the design height;
s9, welding the disconnected position of the support beam;
and S10, gradually retracting the output end of the jacking machine 2 until the output end is separated from the contact with the high-position support piece 31, and completing the adjustment construction of the garage floor height.
Constitute welded assembly 3 through welding high-order support piece 31, circular pier support piece 32 and diagonal bracing piece 33 to weld welded assembly 3 to garage upper deck 1 on, utilize jacking machine 2 with high-order support piece 31 jack-up, make garage upper deck 1 by the jacking, the garage slightly exceeds design height, welds the position of a supporting beam disconnection, makes a supporting beam can support garage upper deck 1. By the aid of the mode, the layer height of the garage can be adjusted in the wharf stage, a hoist is not needed, and the construction process is simple.
The high-position support 31 is a common ship branch/total section positioning support, has high structural strength and convenient carry-scraper, and is generally designed to have the maximum bearing capacity of 150T; the round pier supporting piece 32 is a common lower foot support of the ship branch/total section, the height is generally designed to be 300-500mm, the maximum bearing capacity is 150T, and the lower end is connected to the high-position supporting piece 31 in a welding mode; the upper end of the bridge is connected to the upper deck 1 of the garage of the ship body in a welding mode; the two ends of the diagonal support member 33 are respectively connected to the garage upper deck 1 and the high-position support member 31 in a welding manner, so that the bending strength of the circular pier support member 32 is enhanced.
Further, in this embodiment, the number of the jack-up machines 2 used and the installation positions are determined according to the measured sinking amount of the upper deck 1 of the garage, so that the number of the jack-up machines 2 used and the installation positions can be determined according to actual conditions, and smooth construction is ensured.
Further, the mounting position of the jack-up 2 is located at a strong structural position of the lower deck 4 of the garage adjacent to the upper deck 1 of the garage. Through the arrangement, the deformation of the lower deck 4 of the garage caused by jacking the upper deck 1 of the garage can be prevented.
Further, in order to facilitate quick positioning of the jacking machine 2, in particular, the installation position is marked on the strong structure of the lower deck 4 of the garage. In the embodiment, the position of the jacking machine 2 can be marked by using the water-based paint, so that the jacking machine 2 can be directly conveyed in place in the construction process, the installation position of the jacking machine 2 does not need to be determined on site, and the construction efficiency is improved.
Further, in step S10, after the construction is completed, the lifting machine 2 is transported from the garage to a designated storage location for the next use.
Further, in step S10, after the construction is completed, the welding assembly 3 is removed from the upper deck 1 of the garage. Prevent that welding assembly 3 from occupying the space in garage to lead to the unable parking of car. Specifically, the welding assembly 3 after being dismantled is conveyed to a warehouse, and can be continuously used subsequently, so that the construction cost is reduced.
Further, step S9 includes measuring the levelness of the upper deck 1 of the garage after welding construction, gradually retracting the lifting machine 2 if the levelness meets the requirement, and disconnecting the support beam again if the levelness does not meet the requirement, and re-welding until the levelness meets the requirement.
Further, in step S8, the output end of the lifting machine 2 continues to lift the high-position supporting member 31, so that when the garage exceeds the design height, the stress condition of the lifting machine 2 and the deformation condition of the upper deck 1 of the garage need to be monitored in real time to prevent accidents. Through jacking the garage to slightly surpassing design height, can prevent to construct the back, garage upper deck 1 takes place the secondary and sinks.
Furthermore, the jacking machine 2 is a three-dimensional hydraulic machine, is convenient to transport and can well meet the construction requirements. In other embodiments, other jacking devices may be used, and are not limited herein.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A construction method for adjusting the layer height of a garage of a passenger roller boat is characterized by comprising the following steps:
s1, determining the number and the installation positions of the lifters (2);
s2, selecting a high-position support piece (31), a round pier support piece (32) and a diagonal support piece (33) according to the design height of the garage;
s3, welding the circular pier supporting piece (32) at one end of the high-position supporting piece (31), welding one end of the inclined supporting piece (33) and the high-position supporting piece (31) at an included angle, aligning the other end of the inclined supporting piece (33) and one end, far away from the high-position supporting piece (31), of the circular pier supporting piece (32), and enabling the high-position supporting piece (31), the circular pier supporting piece (32) and the inclined supporting piece (33) to form a welding assembly (3);
s4, conveying the welding assembly (3) to the installation position;
s5, welding one end of the diagonal support piece (33) far away from the high-position support piece (31) and one end of the circular pier support piece (32) far away from the high-position support piece (31) with an upper deck (1) of the garage, wherein the high-position support piece (31) is vertically arranged;
s7, conveying the jacking machine (2) to the installation position;
s8, the output end of the jacking machine (2) is abutted against the lower end of the high-position support (31), a support beam for supporting the upper deck (1) of the garage is disconnected, and the output end of the jacking machine (2) continues to jack the high-position support (31) to enable the garage to exceed the design height;
s9, welding the disconnected position of the support beam;
and S10, gradually retracting the output end of the jacking machine (2) until the output end is separated from the contact with the high-position support piece (31), and completing adjustment construction of the garage floor height.
2. The method for adjusting the garage floor height of a ro-ro passenger ship according to claim 1, wherein the number and installation positions of the lifters (2) are determined according to the measured sinking amount of the upper deck (1) of the garage in step S1.
3. Construction method for adjusting the garage floor height of a ro-ro passenger ship according to claim 1, characterized in that the installation position of the jacking machine (2) is located at a strong structural position of the lower deck (4) of the garage adjacent to the upper deck (1) of the garage.
4. A construction method for adjusting the garage floor height of a ro-ro passenger ship according to claim 3, characterized in that the installation location is marked on the strong structure of the lower deck (4) of the garage.
5. The method for adjusting the garage floor height of a ro-ro passenger ship according to claim 1, wherein in step S10, after the construction is completed, the lift crane (2) is transported from the garage to a designated storage position.
6. The construction method for adjusting the garage floor height of the ro-ro passenger ship according to claim 1, wherein in step S10, the welding assembly (3) is removed from the upper deck (1) of the garage after the construction is completed.
7. The construction method for adjusting the garage floor height of a ro-ro passenger ship according to claim 6, wherein the disassembled welding assembly (3) is transported to a warehouse.
8. The construction method for adjusting the garage floor height of the ro-ro passenger ship according to claim 1, wherein the step S9 further comprises measuring the levelness of the upper deck (1) of the garage after welding construction.
9. The construction method for adjusting the garage floor height of a ro-ro passenger ship according to claim 1, wherein in step S8, the stress condition of the jacking machine (2) and the deformation condition of the upper deck (1) of the garage need to be monitored.
10. The construction method for adjusting the garage floor height of the ro-ro passenger ship according to claim 1, wherein the jacking machine (2) is a three-dimensional hydraulic machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010729904.3A CN111891314B (en) | 2020-07-27 | 2020-07-27 | Construction method for adjusting layer height of garage of ro-ro passenger ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010729904.3A CN111891314B (en) | 2020-07-27 | 2020-07-27 | Construction method for adjusting layer height of garage of ro-ro passenger ship |
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| CN111891314A true CN111891314A (en) | 2020-11-06 |
| CN111891314B CN111891314B (en) | 2022-05-10 |
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| CN202010729904.3A Active CN111891314B (en) | 2020-07-27 | 2020-07-27 | Construction method for adjusting layer height of garage of ro-ro passenger ship |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113998051A (en) * | 2021-10-21 | 2022-02-01 | 广船国际有限公司 | Marine door-shaped pillar and preparation method thereof |
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| CN103057663A (en) * | 2011-10-21 | 2013-04-24 | 中国长江航运集团南京金陵船厂 | Underwater installation process of removable deck of million-ton roll-on-roll-off ship |
| KR20140096804A (en) * | 2013-01-29 | 2014-08-06 | 인하대학교 산학협력단 | Assembly Supporter for Shipbuilding |
| KR20180092162A (en) * | 2017-02-08 | 2018-08-17 | 삼성중공업 주식회사 | Moving support |
| CN110104121A (en) * | 2019-05-20 | 2019-08-09 | 浙江国际海运职业技术学院 | The installation method of removable deck |
| CN110171530A (en) * | 2019-05-29 | 2019-08-27 | 广船国际有限公司 | The manufacturing method and installation method of segmental structure |
-
2020
- 2020-07-27 CN CN202010729904.3A patent/CN111891314B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103057663A (en) * | 2011-10-21 | 2013-04-24 | 中国长江航运集团南京金陵船厂 | Underwater installation process of removable deck of million-ton roll-on-roll-off ship |
| KR20140096804A (en) * | 2013-01-29 | 2014-08-06 | 인하대학교 산학협력단 | Assembly Supporter for Shipbuilding |
| KR20180092162A (en) * | 2017-02-08 | 2018-08-17 | 삼성중공업 주식회사 | Moving support |
| CN110104121A (en) * | 2019-05-20 | 2019-08-09 | 浙江国际海运职业技术学院 | The installation method of removable deck |
| CN110171530A (en) * | 2019-05-29 | 2019-08-27 | 广船国际有限公司 | The manufacturing method and installation method of segmental structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113998051A (en) * | 2021-10-21 | 2022-02-01 | 广船国际有限公司 | Marine door-shaped pillar and preparation method thereof |
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| CN111891314B (en) | 2022-05-10 |
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