CN111942541A - Container column mounting method - Google Patents
Container column mounting method Download PDFInfo
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- CN111942541A CN111942541A CN202010685432.6A CN202010685432A CN111942541A CN 111942541 A CN111942541 A CN 111942541A CN 202010685432 A CN202010685432 A CN 202010685432A CN 111942541 A CN111942541 A CN 111942541A
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- main deck
- line
- box column
- height
- midship
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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
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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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- Architecture (AREA)
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a container column mounting method, which specifically comprises the following steps: manufacturing a main deck; installing longitudinal bones and ribs on a main deck; turning over a main deck provided with longitudinal bones and ribs, placing the main deck on a jig frame, and detecting the fitting degree between the main deck and the jig frame; determining the installation positions of the hatch coamings and the box columns on the main deck, and sequentially installing the hatch coamings and the box columns on the main deck according to the determined installation positions; and detecting the installation accuracy of the hatch coaming and the box column. The invention can advance the construction process of installing the box columns to the sectional construction stage, and effectively solves the problems of poor positioning and installation precision, time-consuming positioning and installation and ship construction period extension when the box columns are hoisted one by one in the dock main deck sectional closure stage in the prior art.
Description
Technical Field
The invention relates to the technical field of ship construction, in particular to a container column installation method.
Background
At present, the box columns of the container ship are installed in a dock in a main deck section folding stage, and the box columns are hoisted and positioned one by one through a gantry crane. Because the position and the height of box post installation need be adjusted according to the whole precision condition of body boats and ships, therefore the box post location is very consuming time, and the installation work of box post just can be accomplished to precision fit operation simultaneously, and box post location also can receive the influence of uncontrollable factors such as weather and lead to the longer that construction cycle postpones.
Disclosure of Invention
In view of the above, the present invention provides a method for installing a container column, so as to solve the above problems in the prior art.
A container column mounting method specifically comprises the following steps:
s1, manufacturing a main deck;
s2, installing a longitudinal bone and ribs on the main deck;
s3, turning over the main deck provided with the longitudinal bones and the ribs, placing the main deck on a jig frame, and detecting the fitting degree between the main deck and the jig frame;
s4, determining the installation positions of the hatch coaming and the box column on the main deck, and sequentially installing the hatch coaming and the box column on the main deck according to the determined installation positions;
and S5, detecting the installation accuracy of the hatch coaming and the box column.
Preferably, the specific steps of manufacturing the main deck in step S1 are as follows:
splicing a plurality of jointed boards into a main deck;
detecting the size of the main deck and the straightness of the edge of the main deck;
and drawing a longitudinal frame mounting line by taking a straight line where the upper opening of the main deck is positioned as a reference line, and drawing a rib mounting line by taking a stem edge line of the main deck as a reference line.
Preferably, the deviation of the size of the main deck from the design value should be kept within ± 5mm, and the deviation of the straightness of the main deck edge should be kept within ± 3 mm.
Preferably, when the fitting degree between the main deck and the tire frame is detected in the step S3,
firstly, marking out a side facial line of a midship on a jig frame according to a design drawing;
then, by taking the side end facial line of the midship as a horizontal datum line, respectively measuring the height difference between the side edge line of the main deck and the side end facial line of the midship and the height difference between the side edge line of the midship and the side end facial line of the midship by using a level gauge,
and judging whether the difference between the height difference between the side line of the side and the side facial line of the midship is within +/-5 mm and whether the difference between the height difference between the side line of the midship and the side facial line of the midship and the design value is within +/-5 mm, if so, the fitting degree between the main deck and the jig frame meets the design requirement.
Preferably, the step S5 of detecting the installation accuracy of the hatch coaming and the trunk column includes the specific steps of:
measuring the height H of a web plate of the hatch coaming, the height H of the box column and the half-width verticality Y2 of the top of the box column by using a total station, calculating whether the height difference H1 between the height H of the web plate of the hatch coaming and the height H of the box column is within an allowable error range, and whether the difference between the half-width verticality Y2 of the top of the box column and a design value is within an allowable error range,
meanwhile, the verticality of the box column in the head-to-tail direction is measured, whether the difference value between the verticality of the box column in the head-to-tail direction and the design value is within an allowable error range or not is calculated,
if the height difference H1 between the height H of the web plate of the hatch coaming and the height H of the box column, the difference between the half-width verticality Y2 at the top of the box column and the design value, and the difference between the verticality of the box column in the head-tail direction and the design value are within the allowable error range, the installation accuracy of the hatch coaming and the box column meets the requirement.
The invention has the beneficial effects that:
1. the invention can advance the construction process of installing the box column to the sectional construction stage, not only effectively solves the problems of poor positioning and installation precision, time-consuming positioning and installation and ship construction period extension of the box column when the box columns are hoisted one by one in the dock main deck sectional folding stage in the prior art, but also can find the precision problem of the sectional construction or the box column installation in advance in the sectional construction stage in time, can optimize adjustment and close the loop in time, and avoids the problem that the precision errors of all the construction links are accumulated to the dock carrying stage, thereby generating systematic problem.
2. The invention saves a large amount of working hours and the lifting, transferring and transporting cost, moves the installation of the box column to the subsection construction stage for installation, completes the installation of the box column and the subsection construction simultaneously, saves a large amount of dock period, obviously improves the efficiency, greatly reduces the use times of the gantry crane and effectively shortens the ship construction period.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a flow chart of the method of the present invention.
Fig. 2 is a top view structural view of the jig frame.
Figure 3 is a side view of the main deck when placed on the bed-jig.
Fig. 4 is a view showing the installation positions of the hatch coaming and the trunk post.
Fig. 5 is a view for measuring the installation accuracy of the hatch coaming and the trunk pole.
The reference numerals in the figures have the meaning:
the side line of the midship is 1, 2 is a side surface line of the midship, 3 is a side edge line of the main deck, 4 is a side edge line of the midship of the main deck, 5 is a hatch coaming mounting line, 6 is a box column mounting line, 7 is a hatch coaming web plate, and 8 is a box column.
Detailed Description
For better understanding of the technical solutions of the present invention, the following detailed descriptions of the embodiments of the present invention are provided with reference to the accompanying drawings.
It should be understood that the described embodiments are only some embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The present application is described in further detail below with reference to specific embodiments and with reference to the attached drawings.
The invention provides a container column mounting method, which can advance the construction process of mounting a column to a sectional construction stage, effectively solves the problems of poor positioning and mounting precision, time-consuming positioning and mounting and ship construction period extension when hoisting columns one by one in the main deck sectional closure stage in a dock in the prior art, can also find the precision problem of sectional construction or column mounting in advance in the sectional construction stage in time, can carry out optimization adjustment and closed loop in time, and avoids the problem that the precision errors of all construction links are accumulated to the dock carrying stage, thereby generating systematic problem.
The invention relates to a container column mounting method, which comprises the following steps:
and S1, manufacturing the main deck.
Specifically, firstly, a plurality of jointed boards are spliced into a main deck; then, detecting the size of the main deck and the straightness of the edge of the main deck according to the size precision mark on the design drawing, wherein the deviation of the size of the main deck and the design value is kept within +/-5 mm, and the deviation of the straightness of the edge of the main deck is kept within +/-3 mm; and finally, marking out a longitudinal bone installation line by taking a straight line where the upper opening of the main deck is positioned as a datum line, and marking out a rib installation line by taking a stem edge line of the main deck as a datum line.
And S2, installing the longitudinal bone and the rib on the main deck.
And S3, turning over the main deck provided with the longitudinal bones and the ribs, placing the main deck on a jig frame, and detecting the fitting degree between the main deck and the jig frame.
When the fitting degree between the main deck and the jig frame is detected, firstly, marking a midship side end facial line 2 (a straight line in which +/-0 is positioned in fig. 4) on the jig frame 1 according to a design drawing;
then, by taking the midship side end facial line 2 as a horizontal reference line, the height difference between the broadside line 3 (the straight line where Z is located in figure 4) of the main deck and the midship side end facial line 2 and the height difference between the midship side edge line 4 (the straight line where Z1 is located in figure 4) and the midship side end facial line 2 are respectively measured by a level gauge,
and judging whether the difference between the height difference between the side line 3 of the side and the side surface line 2 of the midship is within +/-5 mm or not and whether the difference between the height difference between the side line 4 of the midship and the side surface line 2 of the midship is within +/-5 mm or not, and if so, the fitting degree between the main deck and the jig frame meets the design requirement.
And S4, determining the installation positions of the hatch coaming and the box column on the main deck, and sequentially installing the hatch coaming and the box column on the main deck according to the determined installation positions.
Specifically, a hatch coaming installation line 5 and a box column installation line 6 are found out on a main deck according to the size marked in a design drawing by taking a side end upper line 2 of a midship as a horizontal datum line; and then sequentially installing the hatch coamings and the box columns on the main deck according to the determined hatch coamings installation lines 5 and box column installation lines 6.
And S5, detecting the installation accuracy of the hatch coaming and the box column.
Specifically, the total station is used for measuring the height H of the hatch coaming web 7, the height H of the box column 8 and the half-width verticality Y2 of the top of the box column, calculating whether the height difference H1 between the height H of the hatch coaming web 7 and the height H of the box column 8 is within an allowable error range, whether the difference between the half-width verticality Y2 of the top of the box column 8 and a design value is within an allowable error range,
meanwhile, the verticality of the box column 8 in the head-to-tail direction is measured, whether the difference value between the verticality of the box column 8 in the head-to-tail direction and the design value is within an allowable error range or not is calculated,
if the height difference H1 between the height H of the hatch coaming web 7 and the height H of the box column 8, the difference between the half-width verticality Y2 at the top of the box column 8 and the design value, and the difference between the verticality of the box column 8 in the head-tail direction and the design value are within the allowable error range, the installation accuracy of the hatch coaming and the box column meets the requirement.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (5)
1. A container column mounting method is characterized by comprising the following steps:
s1, manufacturing a main deck;
s2, installing a longitudinal bone and ribs on the main deck;
s3, turning over the main deck provided with the longitudinal bones and the ribs, placing the main deck on a jig frame, and detecting the fitting degree between the main deck and the jig frame;
s4, determining the installation positions of the hatch coaming and the box column on the main deck, and sequentially installing the hatch coaming and the box column on the main deck according to the determined installation positions;
and S5, detecting the installation accuracy of the hatch coaming and the box column.
2. The method for installing container columns according to claim 1, wherein the step S1 of manufacturing the main deck comprises the following steps:
splicing a plurality of jointed boards into a main deck;
detecting the size of the main deck and the straightness of the edge of the main deck;
and drawing a longitudinal frame mounting line by taking a straight line where the upper opening of the main deck is positioned as a reference line, and drawing a rib mounting line by taking a stem edge line of the main deck as a reference line.
3. A method of installing a container post according to claim 2, wherein the deviation of the size of the main deck from a design value is maintained within ± 5mm, and the deviation of the straightness of the main deck edge is maintained within ± 3 mm.
4. The method of claim 1, wherein when the fitting degree between the main deck and the jig frame is detected in the step S3,
firstly, marking out a side facial line of a midship on a jig frame according to a design drawing;
then, by taking the side end facial line of the midship as a horizontal datum line, respectively measuring the height difference between the side edge line of the main deck and the side end facial line of the midship and the height difference between the side edge line of the midship and the side end facial line of the midship by using a level gauge,
and judging whether the difference between the height difference between the side line of the side and the side facial line of the midship is within +/-5 mm and whether the difference between the height difference between the side line of the midship and the side facial line of the midship and the design value is within +/-5 mm, if so, the fitting degree between the main deck and the jig frame meets the design requirement.
5. The method for installing the container post as claimed in claim 1, wherein the step S5 of detecting the installation accuracy of the hatch coaming and the container post comprises the following specific steps:
measuring the height H of a web plate of the hatch coaming, the height H of the box column and the half-width verticality Y2 of the top of the box column by using a total station, calculating whether the height difference H1 between the height H of the web plate of the hatch coaming and the height H of the box column is within an allowable error range, and whether the difference between the half-width verticality Y2 of the top of the box column and a design value is within an allowable error range,
meanwhile, the verticality of the box column in the head-to-tail direction is measured, whether the difference value between the verticality of the box column in the head-to-tail direction and the design value is within an allowable error range or not is calculated,
if the height difference H1 between the height H of the web plate of the hatch coaming and the height H of the box column, the difference between the half-width verticality Y2 at the top of the box column and the design value, and the difference between the verticality of the box column in the head-tail direction and the design value are within the allowable error range, the installation accuracy of the hatch coaming and the box column meets the requirement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010685432.6A CN111942541B (en) | 2020-07-16 | 2020-07-16 | Container column mounting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010685432.6A CN111942541B (en) | 2020-07-16 | 2020-07-16 | Container column mounting method |
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| CN111942541A true CN111942541A (en) | 2020-11-17 |
| CN111942541B CN111942541B (en) | 2021-12-21 |
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| CN202010685432.6A Active CN111942541B (en) | 2020-07-16 | 2020-07-16 | Container column mounting method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113932780A (en) * | 2021-09-01 | 2022-01-14 | 渤海造船厂集团有限公司 | Method for cone segmentation measurement and center line correction of four centers by using total station |
| CN114179998A (en) * | 2021-11-08 | 2022-03-15 | 上海江南长兴造船有限责任公司 | Manufacturing method of stem on large container ship and integral stem segment |
| CN114179999A (en) * | 2021-11-08 | 2022-03-15 | 上海江南长兴造船有限责任公司 | Quick positioning and mounting method for double I-beams on cabin sections of container ship |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113932780A (en) * | 2021-09-01 | 2022-01-14 | 渤海造船厂集团有限公司 | Method for cone segmentation measurement and center line correction of four centers by using total station |
| CN114179998A (en) * | 2021-11-08 | 2022-03-15 | 上海江南长兴造船有限责任公司 | Manufacturing method of stem on large container ship and integral stem segment |
| CN114179999A (en) * | 2021-11-08 | 2022-03-15 | 上海江南长兴造船有限责任公司 | Quick positioning and mounting method for double I-beams on cabin sections of container ship |
| CN114179998B (en) * | 2021-11-08 | 2023-11-17 | 上海江南长兴造船有限责任公司 | Manufacturing method of stem on large container ship and integral stem segmentation |
| CN114179999B (en) * | 2021-11-08 | 2023-11-17 | 上海江南长兴造船有限责任公司 | Quick positioning and mounting method for double-I-beam on cabin section of container ship |
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| Publication number | Publication date |
|---|---|
| CN111942541B (en) | 2021-12-21 |
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