CN101936536B - Method for constructing ship chimney section - Google Patents
Method for constructing ship chimney section Download PDFInfo
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- CN101936536B CN101936536B CN 201010298398 CN201010298398A CN101936536B CN 101936536 B CN101936536 B CN 101936536B CN 201010298398 CN201010298398 CN 201010298398 CN 201010298398 A CN201010298398 A CN 201010298398A CN 101936536 B CN101936536 B CN 101936536B
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Abstract
The invention relates to a method for constructing a ship chimney section. The ship chimney section comprises a chimney unit and a section structure. The method adopts a parallel construction mode to construct the chimney unit and the section structure at the same time, wherein the chimney unit is constructed vertically, and the section structure is constructed horizontally; and the constructed section structure is sleeved on the chimney unit from top to bottom after being turned over and hoisted, and then a bend pipe end extending out of a chimney is arranged on the chimney unit to form a complete ship chimney section. In the method for constructing the ship chimney section, the section structure and the chimney unit are constructed at the same time, and the original series-connected type construction is changed into parallel type construction, thereby saving a lot of time.
Description
Technical field
The present invention relates to ship building, specially refer to a kind of method of construction of boats and ships chimney.
Background technology
At present, in ship building, the chimney sectional construction mainly utilizes following method to carry out: the segmentation of boats and ships chimney includes chimney unit and segmental structure; Whole chimney segmentation is to accomplish to big group of upright the construction from group is upright; Apply for checking and examination after the end, begin to install the inside panel support, the welded pipe support; Permeability cell is installed, at last filling in from one one of chimney bottom near 10 meters long freeing pipes.
The tandem method of construction of this boats and ships chimney segmentation has following deficiency in the prior art:
The first, the chimney segmentation has the pipe of full ship maximum gauge, and the inner structure ten minutes is compact, if after segmentation is accomplished, operate with regard to the ten minutes difficulty at fittingss such as iron Xi spare, freeing pipe and permeability cell are installed.
The second, in the works, the boats and ships chimney segmentation prepackage cycle has all reached 42 days, becomes the longest segmentation of construction time in all segmentations of full ship in the production of boats and ships.
Just be based on above several reasons,, attempting reducing chimney segmentation manufacture difficulty, and then shorten the boats and ships chimney sectional making cycle, also shortening the production cycle of whole boats and ships with new mode of operation so carried out the modular research of chimney.
Summary of the invention
The objective of the invention is to improve the deficiency that above-mentioned existing process exists, a kind of method of construction of new boats and ships chimney segmentation is provided.The method of construction that utilizes boats and ships chimney of the present invention segmentation to be shortening the boats and ships chimney sectional making cycle greatly, and reduces boats and ships chimney sectional making difficulty.
In order to reach the foregoing invention purpose, technical scheme of the present invention is following:
The method of construction of a kind of boats and ships chimney segmentation is characterized in that, the segmentation of described boats and ships chimney includes chimney unit and segmental structure; This method adopts parallel mode of building, and goes into operation simultaneously and builds chimney unit and segmental structure, and described chimney unit is vertically built; The horizontal construction of segmental structure; Be enclosed within from top to bottom on the chimney unit after building the segmental structure turnover hoisting of accomplishing, the bend pipe end that stretches out chimney is installed then, form complete boats and ships chimney segmentation.
Above-mentioned method of construction comprises the steps:
The first step, the stage is stood by segmentation group, and this stage comprises that the inside gusset assembling and the spot welding of segmental structure is tentatively fixing, the pipe bracket of assembly floor support on the chimney unit, and assembling simultaneously, steel grating, reinforcement channel-section steel and unit supports steel pipe;
Second step; The upright stage of group in the segmentation; This stage comprises that the outside plate to segmental structure carries out assembly unit, and segmentation is installed strengthens the bulk strength that channel-section steel guarantees segmental structure, and the horse that hangs that supplies upset and lifting usefulness is installed; The chimney platforms is set up into 3 layers of platform of vertical state through the unit supports steel pipe, and above-mentioned unit supports steel pipe has been formed several columns to set up platform;
In the 3rd step, in big group of upright stage of segmentation, this stage comprises that the inside gusset of segmental structure is accomplished welding to be fixed, and unfairness place is repaired to outside plate, and segmental structure applies for checking and examination, simultaneously chimney unit lifting freeing pipe and permeability cell and welded pipe support;
In the 4th step, segmental structure stood up from the attitude that crouches becomes vertical state, corresponding with the chimney unit, and on the chimney unit iron Xi spare of pre-buried vertical ladder;
The 5th step, utilize and hang horse lifting segmental structure, it is nested on the chimney unit from the top down, and lap-joint's welding is fixing in the inside of chimney unit and segmental structure;
The 6th step, the chimney unit is stretched out the freeing pipe and the permeability cell bend loss of segmentation and install, on segmental structure, install louver then, accomplish the construction work of boats and ships chimney segmentation.
With respect to the tandem build process of boats and ships chimney segmentation in the prior art, the present invention is the vertical modular method of construction of a kind of boats and ships chimney segmentation, and it has following advantage:
1. build segmental structure and chimney unit simultaneously in the process of the present invention, build tandem of the prior art and change parallel construction into, can save a large amount of production like this and build the time.
2. adopt method modular of the present invention to build the installation difficulty of stovepipe system is reduced greatly.
3. adopt method of the present invention only need once stand up the segmental structure of chimney and can accomplish; And vertical type construction in chimney unit need not to stand up again; The process of once standing up when this has just saved the chimney segment carrying; Both reduce work difficulty, can practice thrift work-hours again, can also lower the danger that occurs when standing up simultaneously.
Description of drawings
Fig. 1 is the scheme drawing of the segmental structure in the segmentation of boats and ships chimney among the present invention.
Fig. 2 is the scheme drawing of the chimney unit in the segmentation of boats and ships chimney among the present invention.
Fig. 3 is the view of chimney segmental structure and chimney unit splicing among the present invention.
Fig. 4 is the schematic flow sheet of boats and ships chimney sectional construction of the present invention.
The specific embodiment
Come the vertical modular method of construction of a kind of boats and ships chimney of the present invention segmentation is done further detailed description below in conjunction with accompanying drawing, in the hope of understanding the application process of the inventive method more clearly, but can not limit protection scope of the present invention with this.
Manufacture process in boats and ships chimney of the present invention segmentation gathers, and vertical modular construction is adopted in segmentation to the boats and ships chimney, and various structure is adopted parallel the construction.
In the method for the invention; The segmentation of boats and ships chimney includes chimney unit and segmental structure, and wherein, the chimney segmentation includes chimney freeing pipe, permeability cell, gridded platform and unit supports steel pipe; Segmental structure then is the outside face of boats and ships chimney segmentation; It is the hollow cube of a no lower surface, is made up of outside plate all around, and the outside plate disposed outside has the parallel segmentation of multiple tracks to strengthen channel-section steel.
In the method for the invention, chimney unit and segmental structure 1 are to go into operation simultaneously to build.
As shown in Figure 2; The chimney unit is by chimney freeing pipe 5 and component set-ups such as permeability cell 4, gridded platform 6, unit supports steel pipe 7; Many chimney freeing pipes 5 through gridded platform 6 will laterally arrange are fixing with permeability cell 4; And utilize chimney unit supports steel pipe 7 to support, it is placed in the fabricating yard securely.Because from the beginning above-mentioned parts are all vertically built, and have finally formed a vertical chimney unit.
As shown in Figure 1; Chimney segmental structure 1 is the hollow cube structure of a no lower surface, is equivalent to produce specially a housing, and this housing is the set inside support component during fabrication; Make to accomplish later on and again internal support member is removed, thereby formed a hollow shell structure.Arrange multiple tracks segmentation reinforcement channel-section steel 2 at the outside face of chimney segmental structure 1; And be provided with the chimney segmentation that a plurality of confession turnover hoistings use in a superposed side and hang horse 3; The setting that horse 3 is hung in the chimney segmentation is to draw this chimney segmental structure to realize standing up in order when assembling, can successfully to hang with weight-lifting equipment; Make the chimney segmental structure to become vertical state, and then realize that follow-up hanging pull on liter from the attitude that crouches.
General thought of the present invention be chimney unit and segmental structure 1 build separately respectively complete after; Segmental structure 1 is enclosed within on the chimney unit from top to bottom; Installation is stretched out and is in the exterior chimney bend loss 8 of segmental structure more at last, thereby forms complete chimney segmentation, and its state is as shown in Figure 3.
As shown in Figure 4, with reference to the vertical modular method of construction schematic flow sheet of boats and ships chimney segmentation, method of the present invention mainly includes following detailed step:
The first step, the stage is stood by segmentation group, and this stage comprises that the inside gusset assembling and the spot welding of segmental structure is tentatively fixing, the pipe bracket of assembly floor support on the chimney unit, and assembling simultaneously, steel grating, reinforcement channel-section steel and unit supports steel pipe;
Second step; In the upright stage of group in the segmentation, this stage comprises that the outside plate to segmental structure carries out assembly unit, and segmentation is installed strengthens the bulk strength that channel-section steel guarantees segmental structure; And installation supplies the horse that hangs of upset and lifting usefulness; The chimney platforms being set up into 3 layers of platform of vertical state through the unit supports steel pipe, carry out the stability of corresponding reinforcement guarantee of work platform framework then, mainly is to arrange that at the outside face of segmental structure the multiple tracks segmentation strengthens channel-section steel;
In the 3rd step, in big group of upright stage of segmentation, this stage comprises that the inside gusset of segmental structure is accomplished welding to be fixed, and unfairness place is repaired to outside plate, and segmental structure applies for checking and examination, simultaneously chimney unit lifting freeing pipe and permeability cell and welded pipe support;
The scaffold of segmental structure is supported in the 4th step, dismounting; Utilize wherein equipment to hang the chimney segmentation of drawing on the segmental structure and hang horse; Because the end that horse is positioned at segmental structure is hung in this chimney segmentation, is vertical state thereby can segmental structure be stood up from the attitude for sleeping in of initial construction, makes it corresponding with vertical chimney unit; And then the parts such as scaffold that dismounting meeting on the chimney unit and segmental structure are collided, and the iron Xi spare of pre-buried vertical ladder;
The 5th step, utilize and hang horse lifting segmental structure, it is nested on the chimney unit from the top down, and lap-joint's welding is fixing in the inside of chimney unit and segmental structure;
The 6th step, the chimney unit is stretched out the freeing pipe and the permeability cell bend loss of segmentation and install, on segmental structure, install louver then, accomplish the construction work of boats and ships chimney segmentation.
Method of the present invention is the vertical modular method of construction of a kind of boats and ships chimney segmentation; It adopts parallel the construction; The construction that goes into operation simultaneously of chimney unit and segmental structure; The chimney unit is made up of all kinds of freeing pipes and permeability cell, pipe bracket, gridded platform, tension member etc., vertically builds, and forms a vertical chimney unit.Segmental structure is the hollow cube of no lower surface.After chimney unit and segmental structure are complete respectively, segmental structure is enclosed within on the chimney unit from top to bottom, form complete chimney segmentation.Utilize method of the present invention will shorten the boats and ships chimney sectional making cycle greatly, reduce boats and ships chimney sectional making difficulty.
Claims (1)
1. the method for construction of boats and ships chimney segmentation is characterized in that, the segmentation of described boats and ships chimney includes chimney unit and segmental structure; This method adopts parallel mode of building, and goes into operation simultaneously and builds chimney unit and segmental structure, and described chimney unit is vertically built; The horizontal construction of segmental structure; Be enclosed within from top to bottom on the chimney unit after building the segmental structure turnover hoisting of accomplishing, the bend pipe end that stretches out chimney is installed then, form complete boats and ships chimney segmental structure; This method of construction comprises the steps:
The first step, the stage is stood by segmentation group, and this stage comprises that the inside gusset assembling and the spot welding of segmental structure is tentatively fixing, and channel-section steel and unit supports steel pipe are strengthened in the pipe bracket of assembly floor support on the chimney unit, and assembling simultaneously, steel grating, segmentation;
Second step; The upright stage of group in the segmentation; This stage comprises that the outside plate to segmental structure carries out assembly unit, and segmentation is installed strengthens the bulk strength that channel-section steel guarantees segmental structure, and the horse that hangs that supplies upset and lifting usefulness is installed; The chimney platforms is set up into 3 layers of platform of vertical state through column, and above-mentioned column is made up of the unit supports steel pipe;
In the 3rd step, in big group of upright stage of segmentation, this stage comprises that the inside gusset of segmental structure is accomplished welding to be fixed, and unfairness place is repaired to outside plate, and segmental structure applies for checking and examination, simultaneously chimney unit lifting freeing pipe and permeability cell and welded pipe support;
In the 4th step, segmental structure stood up from the attitude that crouches becomes vertical state, corresponding with the chimney unit, and on the chimney unit iron Xi spare of pre-buried vertical ladder;
The 5th step, utilize and hang horse lifting segmental structure, it is nested on the chimney unit from the top down, and lap-joint's welding is fixing in the inside of chimney unit and segmental structure;
The 6th step, the chimney unit is stretched out the freeing pipe and the permeability cell bend loss of segmentation and install, on segmental structure, install louver then, accomplish the construction work of boats and ships chimney segmentation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010298398 CN101936536B (en) | 2010-09-30 | 2010-09-30 | Method for constructing ship chimney section |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010298398 CN101936536B (en) | 2010-09-30 | 2010-09-30 | Method for constructing ship chimney section |
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| CN101936536A CN101936536A (en) | 2011-01-05 |
| CN101936536B true CN101936536B (en) | 2012-12-05 |
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Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105151224A (en) * | 2015-06-24 | 2015-12-16 | 李洁梅 | Technological method for lifting chimney unit |
| CN109676326B (en) * | 2019-01-14 | 2020-02-18 | 蓝箭航天空间科技股份有限公司 | Forming method of jet pipe part of aerospace engine |
| CN111470021A (en) * | 2020-04-28 | 2020-07-31 | 广船国际有限公司 | Chimney and ship |
| CN111661295A (en) * | 2020-06-09 | 2020-09-15 | 大连中远海运川崎船舶工程有限公司 | Installation method of novel exhaust device of main engine of ship chimney |
| CN111889963B (en) * | 2020-06-28 | 2021-06-18 | 中船澄西船舶修造有限公司 | Chimney manufacturing method for ship closed type desulfurization device |
| CN112339931A (en) * | 2020-09-27 | 2021-02-09 | 沪东中华造船(集团)有限公司 | Sectional division and installation method for washing tower of container ship |
| CN112339932A (en) * | 2020-09-27 | 2021-02-09 | 沪东中华造船(集团)有限公司 | Construction method of large chimney section of container ship |
| CN112550625B (en) * | 2020-12-07 | 2021-11-02 | 沪东中华造船(集团)有限公司 | Building method of double-chimney block of ship |
| CN113309899A (en) * | 2021-05-10 | 2021-08-27 | 厦门船舶重工股份有限公司 | Installation method of large-caliber air pipe in limited space |
| CN113697655B (en) * | 2021-09-06 | 2024-01-19 | 上海外高桥造船有限公司 | Assembling and hoisting method and ship |
| CN113788127A (en) * | 2021-10-28 | 2021-12-14 | 江南造船(集团)有限责任公司 | Method for segmental construction and outfitting of large chimney of container ship |
| CN114954834B (en) * | 2022-04-12 | 2023-10-31 | 江苏扬子三井造船有限公司 | Seaweed roll-type construction method of oval chimney |
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| GB1162856A (en) * | 1967-02-02 | 1969-08-27 | Richard Edward Lawrence | Improvements in Smokestacks and/or Breechings |
| CN1103746A (en) * | 1993-03-11 | 1995-06-14 | 达雅·兰吉特·森那纳雅基 | Chimney |
| CN101333885A (en) * | 2007-06-27 | 2008-12-31 | 江南造船(集团)有限责任公司 | Chimney unit preassembling and integral hoisting technological process |
| CN201261959Y (en) * | 2008-09-22 | 2009-06-24 | 浙江天地环保工程有限公司 | Integrally detachable desulfuration chimney |
| CN101619630A (en) * | 2009-06-30 | 2010-01-06 | 武汉京冶地基基础工程有限责任公司 | Mounting method of steel chimney and implementary jacking device |
| CN101713260B (en) * | 2009-10-30 | 2011-06-08 | 中国一冶集团有限公司 | Mounting method of steel chimney cylinder |
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2010
- 2010-09-30 CN CN 201010298398 patent/CN101936536B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1162856A (en) * | 1967-02-02 | 1969-08-27 | Richard Edward Lawrence | Improvements in Smokestacks and/or Breechings |
| CN1103746A (en) * | 1993-03-11 | 1995-06-14 | 达雅·兰吉特·森那纳雅基 | Chimney |
| CN101333885A (en) * | 2007-06-27 | 2008-12-31 | 江南造船(集团)有限责任公司 | Chimney unit preassembling and integral hoisting technological process |
| CN201261959Y (en) * | 2008-09-22 | 2009-06-24 | 浙江天地环保工程有限公司 | Integrally detachable desulfuration chimney |
| CN101619630A (en) * | 2009-06-30 | 2010-01-06 | 武汉京冶地基基础工程有限责任公司 | Mounting method of steel chimney and implementary jacking device |
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| CN101936536A (en) | 2011-01-05 |
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