CN114194357A - Transportation method for container ship chimney segment - Google Patents
Transportation method for container ship chimney segment Download PDFInfo
- Publication number
- CN114194357A CN114194357A CN202111553431.7A CN202111553431A CN114194357A CN 114194357 A CN114194357 A CN 114194357A CN 202111553431 A CN202111553431 A CN 202111553431A CN 114194357 A CN114194357 A CN 114194357A
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- CN
- China
- Prior art keywords
- bracket
- transportation
- chimney
- cross beams
- section
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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
Abstract
The invention relates to a transportation method for a container ship chimney segment, which comprises the following steps: step 1, placing a transportation bracket on a transfer platform; the transportation bracket comprises bracket cross beams arranged in parallel, connecting cross beams vertically connected between the bracket cross beams, and support columns supported at the lower ends of the bracket cross beams and the connecting cross beams, wherein the length of the bracket cross beams is greater than that of the connecting cross beams; an anti-falling supporting surface is laid between the bracket cross beam and the connecting cross beam; step 2, placing a skid on a bracket beam of the transportation bracket; step 3, normally placing the chimney on the skid in sections; and 4, connecting and fixing the chimney sections with the brackets, and conveying the chimney sections to a general section carrying site through the conveying platform. The normal transportation of the chimney sections by the transportation bracket reduces deformation caused by concentrated stress in the transportation process and deformation caused by shaking of the gantry in the transportation process compared with the conventional upside-down transportation of the gantry.
Description
Technical Field
The invention relates to the field of ship construction, in particular to a transportation method for thin plate sections.
Background
The chimney section of the large container ship is generally wider, generally larger than 30m, the plate thickness is thinner, the plate thickness is generally 8-9mm, the conventional construction mode is that sand washing and coating are carried out in a side state, then the chimney section is transported to the total assembly site to be folded and carried, the section is placed on a portal frame in the transportation process, the gravity center of the chimney section is high, the section is easy to topple in the normal transportation process, side transportation is generally adopted, the side transportation side wall is easy to deform, and the subsequent section folding construction is influenced.
Disclosure of Invention
In order to solve the technical problems, the invention provides a transportation method for container ship chimney sections, which is used for normally transporting, so that the container ship chimney sections can be prevented from toppling over in the transportation process, and the risk of section deformation in the transportation process is reduced.
The technical purpose of the invention is realized by the following technical scheme:
a method of transportation for a container ship chimney section, the method comprising the steps of:
step 1, placing a transportation bracket on a transfer platform; the transportation bracket comprises bracket cross beams arranged in parallel, connecting cross beams vertically connected between the bracket cross beams, and support columns supported at the lower ends of the bracket cross beams and the connecting cross beams, wherein the length of the bracket cross beams is greater than that of the connecting cross beams; an anti-falling supporting surface is laid between the bracket cross beam and the connecting cross beam;
step 3, lifting the chimney sections from the jig frame, turning over the chimney sections, and normally placing the chimney sections on a skid;
and 4, connecting and fixing the chimney sections with the brackets, and conveying the chimney sections to a general section carrying site through the conveying platform.
Further, at least two transport carriages are placed on the transfer platform.
Furthermore, the transportation bracket includes three, one the transportation bracket is placed in the bottom middle section of chimney section, and two other transportation brackets symmetry are placed in the both sides of the transportation bracket in chimney section bottom middle section.
Furthermore, the skid is a strip-shaped skid, and the length direction of the skid is consistent with that of the bracket cross beam.
Furthermore, the anti-falling supporting surface is a steel mesh.
Further, in step 4, a column is welded on the wall of the chimney section to connect the transportation bracket, one end of the column is connected with the upper end surface of the bracket beam, and the other end of the column is connected with the structural surface of the chimney section.
Further, the transfer platform is a transport plate vehicle, and in the process of transporting uphill, the transport direction moves linearly along the slope direction.
Furthermore, the stand is the channel-section steel of two ties.
Further, the length of the upright post is not less than 700 mm.
Compared with the prior art, the chimney normal transportation bracket has the advantages that the chimney is normally transported by the transportation bracket, and compared with the traditional gantry upside dynamic transportation, the chimney normal transportation bracket reduces deformation caused by concentrated stress in the transportation process and deformation caused by gantry shaking in the transportation process; in addition, normal transportation is carried out through the arrangement of the transportation bracket, normal sand washing can be carried out before transportation, sand washing accumulation cannot be generated, and deformation caused by sand washing is avoided; the stability in the transportation process is ensured through the transportation support, and the overturning caused by the fact that the gravity center of the chimney is higher in subsection normal transportation is avoided.
Drawings
FIG. 1 is a top plan view of the placement of the transport carrier of the present invention.
Figure 2 is a side cross-sectional view of the placement of the transport carriage of the present invention.
Fig. 3 is a front view of a transport carriage of the present invention.
Fig. 4 is a top view of the transport carriage of the present invention.
Fig. 5 is a schematic view of the arrangement of the skid in the present invention.
Fig. 6 is a schematic view of the installation of the stud in the present invention.
Fig. 7 is a schematic view of the chimney segment transportation uphill in the invention.
Fig. 8 is an enlarged view of a part of the installation of the column in the present invention.
In the figure, 1, a chimney is segmented; 2. a transport carriage; 3. wood padding; 4. a column; 5. a bracket beam; 6. a lower opening of the angle steel; 7. a surrounding wall; 8. a transfer platform; 9. a slope surface; 10. connecting the cross beam; 11. an anti-falling support surface; 12. a support pillar; 13. a non-structural surface; 14. structural surface.
Detailed Description
The technical solution of the present invention is further described below with reference to specific embodiments:
a method of transportation for a container ship chimney section, the method comprising the steps of:
step 1, placing a transport bracket on a transfer platform 8; at least two transport brackets 2 are placed on the transfer platform 8, in this embodiment, three transport brackets are selected, one transport bracket is placed at the bottom middle section of the chimney section, and the other two transport brackets are symmetrically placed at two sides of the transport bracket at the bottom middle section of the chimney section, as shown in fig. 1 and fig. 2.
As shown in fig. 3 and 4, the transportation bracket 2 comprises bracket beams 5 arranged in parallel, connecting beams 10 vertically connected between the bracket beams 5, and supporting columns 12 supported at the lower ends of the bracket beams 5 and the connecting beams 10, wherein the length of the bracket beams 5 is greater than that of the connecting beams 10, and the bracket beams 5, the connecting beams 10 and the supporting columns 12 are all steel structures; the anti-falling supporting surface 11 is laid between the bracket beam 5 and the connecting beam 10, the anti-falling supporting surface 11 can be a steel plate structure, a steel mesh is selected as the anti-falling supporting surface in the embodiment, the anti-falling supporting surface can prevent a person from falling when the person works on the transportation bracket 2, and the operation such as the arrangement of the skid is convenient to carry out.
And 2, placing a skid 3 on a bracket cross beam 5 of the transportation bracket 2, wherein the skid 3 is a strip-shaped skid as shown in fig. 5, and the length direction of the skid 3 is consistent with that of the bracket cross beam 5.
Step 3, lifting the chimney section 1 off the jig frame, turning over and normally placing the chimney section on a skid 3, wherein the skid can increase friction and prevent the chimney section 1 from displacing relative to the transportation bracket 2; in the lifting process, the front, rear, left and right positions of the chimney section 1 are adjusted, and the lower opening 6 of the angle steel of the chimney section 1 is ensured to fall on the center of the skid 3.
And 4, connecting and fixing the chimney section 1 and the transportation bracket 2, as shown in fig. 6 and 8, welding a stand column 4 on a surrounding wall 7 of the chimney section 1 to connect the transportation bracket 2, wherein one end of the stand column 4 is connected with the upper end surface of the bracket beam 5, and the other end of the stand column 4 is connected with a structural surface 14 of the chimney section 1 because the peripheral non-structural surface 13 of the chimney section 1 is reinforced by a circle of I-shaped steel. In the embodiment, the stand column 4 is a double-binding channel steel, the so-called double-binding channel steel is formed by combining two channel steels into a square steel structure, the length of the stand column 4 is not less than 700mm, and the effective welding length is ensured.
After the chimney is fixed, the chimney segment 1 is conveyed to a total segment carrying site through the conveying platform 8, the conveying platform is a transport plate vehicle, and when the conveying process meets the slope surface 9, the conveying direction moves linearly along the slope direction, and the shaking is reduced as shown in fig. 7.
The present invention is further explained and not limited by the embodiments, and those skilled in the art can make various modifications as necessary after reading the present specification, but all the embodiments are protected by the patent law within the scope of the claims.
Claims (9)
1. A method for transportation of a container ship chimney section, characterized in that the method comprises the steps of:
step 1, placing a transportation bracket on a transfer platform; the transportation bracket comprises bracket cross beams arranged in parallel, connecting cross beams vertically connected between the bracket cross beams, and support columns supported at the lower ends of the bracket cross beams and the connecting cross beams, wherein the length of the bracket cross beams is greater than that of the connecting cross beams; an anti-falling supporting surface is laid between the bracket cross beam and the connecting cross beam;
step 2, placing a skid on a bracket beam of the transportation bracket;
step 3, lifting the chimney sections from the jig frame, turning over the chimney sections, and normally placing the chimney sections on a skid;
and 4, connecting and fixing the chimney sections with the brackets, and conveying the chimney sections to a general section carrying site through the conveying platform.
2. A method of transportation for a container ship chimney section according to claim 1, characterised in that at least two transport carriages are placed on the transfer platform.
3. The method of claim 2, wherein the number of the transport brackets is three, one of the transport brackets is placed at the bottom middle section of the chimney section, and the other two transport brackets are symmetrically placed at both sides of the transport bracket at the bottom middle section of the chimney section.
4. The transportation method for the container ship chimney section according to claim 1, wherein the skid is a strip-shaped skid, and the length direction of the skid is consistent with the length direction of the bracket beam.
5. The method of claim 1, wherein the fall arrest support surface is a steel mesh.
6. The transportation method for the chimney section of the container ship according to claim 1, wherein in the step 4, the transportation bracket is welded on the wall of the chimney section by the welding of the upright post, one end of the upright post is connected with the upper end surface of the beam of the bracket, and the other end of the upright post is connected with the structural surface of the chimney section.
7. The transportation method for the container ship chimney section according to claim 1, wherein the transfer platform is a transportation plate car, and the transportation direction moves linearly along the slope direction during the transportation uphill.
8. The method of claim 6, wherein the columns are double-bonded channel steel.
9. The method of claim 6, wherein the length of the column is not less than 700 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111553431.7A CN114194357A (en) | 2021-12-17 | 2021-12-17 | Transportation method for container ship chimney segment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111553431.7A CN114194357A (en) | 2021-12-17 | 2021-12-17 | Transportation method for container ship chimney segment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114194357A true CN114194357A (en) | 2022-03-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111553431.7A Pending CN114194357A (en) | 2021-12-17 | 2021-12-17 | Transportation method for container ship chimney segment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114194357A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114932989A (en) * | 2022-06-22 | 2022-08-23 | 广船国际有限公司 | Building method of decorative fence on top of ship chimney and ship |
-
2021
- 2021-12-17 CN CN202111553431.7A patent/CN114194357A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114932989A (en) * | 2022-06-22 | 2022-08-23 | 广船国际有限公司 | Building method of decorative fence on top of ship chimney and ship |
| CN114932989B (en) * | 2022-06-22 | 2023-06-16 | 广船国际有限公司 | Construction method of ship chimney top decorative fence and ship |
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