CN113562122B - Marine stern is stepped on mark platform structure - Google Patents
Marine stern is stepped on mark platform structure Download PDFInfo
- Publication number
- CN113562122B CN113562122B CN202110903449.9A CN202110903449A CN113562122B CN 113562122 B CN113562122 B CN 113562122B CN 202110903449 A CN202110903449 A CN 202110903449A CN 113562122 B CN113562122 B CN 113562122B
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- stern
- top plate
- plate
- marking
- longitudinal
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- 230000003014 reinforcing effect Effects 0.000 claims abstract description 17
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 239000012779 reinforcing material Substances 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims 2
- 238000012423 maintenance Methods 0.000 abstract description 9
- 230000002787 reinforcement Effects 0.000 description 9
- 238000010276 construction Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 230000002411 adverse Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B27/00—Arrangement of ship-based loading or unloading equipment for cargo or passengers
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Abstract
The invention relates to a marine stern marking platform structure which is arranged on the outer side of a ship stern sealing plate, wherein the bottom of the marine stern marking platform structure is linear along the bottom of a main ship body, the top of the marine stern marking platform structure is a platform, the width of the marine stern marking platform structure extends to a gunwale, and the middle of the tail end of the marine stern marking platform structure is an arc structure so as to be convenient for marking; the structure type comprises a top plate structure, a bottom plate structure and an end wall structure, wherein the end wall structure is arranged at the tail end and is respectively connected with the top plate structure and the bottom plate structure up and down; the top plate structure comprises a top plate and a top plate reinforcing structure arranged on the lower surface of the top plate; the bottom plate structure comprises a bottom plate and a bottom plate reinforcing structure arranged on the upper surface of the bottom plate, wherein the bottom plate extends along the bottom molded line of the main hull; the end wall structure includes an end wall and an end wall reinforcing structure. The buoy is used as a buoy registering channel in buoy operation, so that the function of periodical maintenance and quick buoy registering in emergency repair of the buoy is realized, and meanwhile, the buoy can be prevented from directly colliding with a main hull in operation; the middle part of the tail end of the platform structure is provided with an arc structure, and the radius of the arc structure is consistent with that of the buoy so as to be convenient for marking, thereby realizing quick marking.
Description
Technical Field
The invention belongs to the technical field of marine engineering operation ship design, and particularly relates to a marine stern boarding platform structure.
Background
The buoy operation ship generally needs to establish a buoy boarding passage between the main deck and the water surface, so that personnel can conveniently and quickly board a buoy on the sea, and the buoy operation ship can perform periodic maintenance, emergency repair and other works. If the working boat is put down from the mother ship to sign, the working procedures are more, the time is long, and the requirements are difficult to meet. Meanwhile, when the large buoy is lifted, collision risks to the main hull exist near the hull and at the moment of water outflow, and protective measures are needed.
Disclosure of Invention
The technical problem to be solved by the invention is to provide the marine stern boarding platform structure which can be used as a buoy operation channel to realize the periodical maintenance of the buoy and the rapid boarding function during emergency repair and simultaneously avoid the buoy from directly colliding with a main hull during operation.
The technical scheme adopted by the invention for solving the technical problems is as follows:
The stern marking platform structure is arranged on the outer side of a stern sealing plate of a ship, the bottom of the stern marking platform structure is linear along the bottom of a main ship body, the top of the stern marking platform structure is a platform, the width of the stern marking platform structure extends to a gunwale, and the middle of the tail end of the stern marking platform structure is of an arc structure so as to be convenient for marking; the structural style of the stern marking platform structure comprises a top plate structure, a bottom plate structure and an end wall structure, wherein the end wall structure is arranged at the tail end and is respectively connected with the top plate structure and the bottom plate structure up and down; the top plate structure comprises a top plate and a top plate reinforcing structure arranged on the lower surface of the top plate; the bottom plate structure comprises a bottom plate and a bottom plate reinforcing structure arranged on the upper surface of the bottom plate, wherein the bottom plate extends along the bottom molded line of the main hull; the end wall structure includes an end wall and an end wall reinforcing structure.
In the scheme, the height of the stern boarding platform structure is set according to the topside of the buoy, and the height above the waterline of the stern boarding platform structure is consistent with the topside of the buoy, so that the boarding platform is flush with the surface of the buoy when the ship leans against the buoy.
In the scheme, the width of the stern boarding platform structure is equal to the width of the ship so as to ensure that the platform structure can be used as a channel for buoy operation; the length of the stern marking platform structure is determined according to the enough contact surface between the arc structure notch and the buoy, so that the arc angle of the contact surface is not smaller than 100 degrees.
In the scheme, the radius of the arc structure at the middle part of the tail end of the stern marking platform structure is equal to the radius of the buoy.
In the above scheme, the roof reinforcement structure comprises a stringer, a roof stringer and a longitudinal wall plate which are arranged along the width direction of the roof, and a roof reinforcement beam and a roof reinforcement which are arranged along the length direction of the roof; the side of the side frame is provided with a plurality of longitudinal girders, the two sides of each longitudinal girder are respectively provided with a top plate longitudinal rib, and the longitudinal girders and the top plate longitudinal ribs are transversely connected and reinforced through the top plate reinforcing materials; the top plate stringers are arranged close to the circular arc marking area; the arc marking area is provided with a plurality of longitudinal wall plates; the roof stiffener extends from the side to a first longitudinal wall of the circular arc marking area.
In the scheme, the bottom plate reinforcing structure comprises stringers and bottom plate inner keels arranged along the width direction of the bottom plate and bottom rib plates arranged along the length direction of the bottom plate; the longitudinal girders are arranged close to the broadside, the bottom rib plates are arranged close to the circular arc marking area, and the longitudinal wallboards are arranged in the circular arc marking area; in order to ensure effective transmission of force, the structural position of the bottom plate area corresponds to the position of the top plate structure, so that the stern marking platform structure transversely and longitudinally forms a frame structure.
In the scheme, the longitudinal girders between the top plate and the bottom plate are welded by adopting a whole plate at a narrow height space, and then are opened and added with the structural style of fence flat steel; the whole plate is used for forming holes in the middle at the position with larger height space, and the structural style of the panel is added.
In the scheme, the longitudinal wall plates between the top plate and the bottom plate are directly welded with the top plate, the bottom plate, the end wall plates and the tail sealing plates.
In the above-mentioned scheme, the end wall additional strengthening includes a plurality of end wall vertical trusses that set up along width direction, and the upper and lower both ends of end wall vertical trusses are equipped with the toggle plate, through the longitudinal trusses of roof, the bottom plate inner joist respectively with roof, bottom plate effective connection.
Correspondingly, the invention also provides a buoy operation ship, which comprises a main ship body, wherein the stern transom plate outside the main ship body is provided with the marine stern boarding platform structure.
The invention has the beneficial effects that:
1. the marine stern marking platform structure is arranged on the outer side of the stern sealing plate of the ship and used as a marking channel when the buoy works, so that the periodic maintenance of the buoy and the rapid marking function when the buoy is in emergency repair are realized, and meanwhile, the main hull and the buoy are isolated through the platform structure, so that the buoy can be prevented from directly colliding with the main hull when in operation. The platform structure extends at the bottom along the main hull bottom line, with a width extending to the gunwales, which pattern does not adversely affect the stern area water flow field. The middle part of the tail end of the platform structure is provided with an arc structure, and the radius of the arc structure is consistent with that of the buoy so as to be convenient for marking, thereby realizing quick marking.
2. The structure type of the invention comprises a top plate structure, a bottom plate structure and an end wall structure, wherein the end wall structure is arranged at the tail end and is respectively connected with the top plate structure and the bottom plate structure up and down. In order to ensure the structural strength of the marking platform and the stress requirement of deck equipment, the invention adopts a transverse and longitudinal frame type structure, and through iterative and optimal design of component arrangement and size, the invention not only can effectively transmit force so as to ensure the structural strength, but also can effectively lighten the structural weight and is convenient for maintenance.
Drawings
The invention will be further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a top plate plan view of the marine stern boarding platform structure of the present invention;
FIG. 2 is a plan view of the bottom plate of the marine stern landing platform structure of the present invention;
FIG. 3 is a partial cross-sectional view in the direction A-A;
FIG. 4 is a partial cross-sectional view in the B-B direction;
FIG. 5 is a partial cross-sectional view in the direction C-C;
FIG. 6 is a partial cross-sectional view in the direction D-D;
fig. 7 is a partial cross-sectional view in the direction E-E.
In the figure: 1. a top plate; 2. a bottom plate; 3. end wall plates; 4. a stringer; 5. roof stringers; 6. a top plate longitudinal frame; 7. a roof strong beam; 8. a top plate reinforcing material; 9. a toggle plate; 10. a bottom rib plate; 11. a bottom plate inner keel; 12. end wall vertical girders; 13. a longitudinal wall plate; 14. and (5) erecting a truss.
Detailed Description
For a clearer understanding of technical features, objects and effects of the present invention, a detailed description of embodiments of the present invention will be made with reference to the accompanying drawings.
As shown in fig. 1-7, in the marine stern marking platform structure provided by the embodiment of the invention, the stern marking platform structure is arranged on the outer side of a stern sealing plate of a ship, the bottom of the stern marking platform structure is linear along the bottom of a main ship body, and the width of the stern marking platform structure extends to a gunwale, so that the stern marking platform structure does not adversely affect a water flow field in a stern area. The top is the platform, and the height is according to buoy topside setting, and the height that the requirement was stepped on to mark the platform waterline above is unanimous with the topside of buoy to guarantee to step on the platform and flush with the buoy face when the ship leans on the buoy. The width is equal to the width of the ship, the length is determined according to the enough contact surface between the arc notch of the structure and the buoy, and the arc angle of the contact surface is not less than 100 degrees (the arc is not less than 50 degrees in the figure 1 and is bilaterally symmetrical), so that the platform structure can be used as a channel for buoy operation. The stern marking platform structure is an arc structure in the middle of the tail end, and the radius R of the stern marking platform structure is consistent with the radius of the buoy so as to achieve quick marking by leaning on the mark. The stern marking platform structure comprises a channel formed by a gunwale platform area and a middle arc marking area.
The structural style of the stern marking platform structure comprises a top plate structure, a bottom plate structure and an end wall structure, wherein the end wall structure is arranged at the tail end and is respectively connected with the top plate structure and the bottom plate structure up and down. The top plate structure comprises a top plate 1 and a top plate reinforcing structure arranged on the lower surface of the top plate 1; the bottom plate structure comprises a bottom plate 2 and a bottom plate reinforcing structure arranged on the upper surface of the bottom plate 2, wherein the bottom plate 2 extends along the bottom molded line of the main hull; the end wall structure comprises an end wall panel 3 and an end wall reinforcing structure.
Referring to fig. 1 and 3 to 7, the roof reinforcement structure includes stringers 4, roof stringers 5, and roof stringers 6 provided along the width direction of the roof 1, and roof reinforcement 8 and roof reinforcement 7 provided along the length direction of the roof 1. Wherein, set up a plurality of longitudinal trusses 4 near the broadside according to deck face equipment atress condition to set up roof longitudinal rib 6 in longitudinal trusses 4 both sides according to deck face equipment cross section type, the longitudinal trusses 4 is connected with roof longitudinal rib 6 transversely through roof reinforcement 8 and consolidates, and this kind of reinforcement type makes the structure form frame construction in horizontal and longitudinal, can make the load transfer effectively. In order to reduce the span of the top plate strong beam 7, the top plate longitudinal girders 5 are arranged near the circular arc marking area, so that the sizes of the deck plate and the end plate can be effectively reduced, and the structural strength requirement is met. Because the longitudinal space of the arc area is narrow and the welding is difficult, but the area is frequently impacted during buoy operation, the longitudinal wall plate 13 is arranged in the arc marking area, the longitudinal wall plate 13 is directly welded with the top plate 1, the bottom plate 2, the end wall plate 3 and the tail sealing plate, the structural strength can be effectively ensured, the construction difficulty can be reduced by arranging the longitudinal wall plate 13 in a welding mode, and the welding seam quality of the area is ensured.
In the embodiment, 2 stringers 4 are arranged near the side, the top plate stringers 6 are respectively arranged on two sides of the stringers 4, and the stringers 4 and the top plate stringers 6 are transversely connected and reinforced through top plate reinforcing materials 8; 1 top plate stringers 5 are arranged close to the arc marking area; the arc registration area is provided with 6 longitudinal wall plates 13. The 2 roof girders 7 extend from the sides to the first longitudinal wall plate 13 of the circular arc registration area.
Referring to fig. 2 and 3-7, the floor reinforcement includes stringers 4 and floor inner runners 11 running in the width direction of the floor panel 2 and floor panels 10 running in the length direction of the floor panel 2. Wherein, a plurality of stringers 4 are arranged near the broadside, a bottom rib plate 10 is arranged near the arc marking area, and a plurality of longitudinal wall plates 13 are arranged in the arc marking area; in order to ensure effective transmission of force, the structural position of the bottom plate area corresponds to the position of the top plate structure, so that the stern marking platform structure transversely and longitudinally forms a frame structure.
In the embodiment, 2 longitudinal trusses 4 are arranged near the side of the ship, and 2 bottom plate inner keels 11 are arranged near the circular arc marking area; the arc registration area is provided with a longitudinal wall plate 13. The 2 bottom ribs 10 extend from the side to the first longitudinal wall plate 13 of the circular arc registration area. Vertical girders 14 are arranged on the longitudinal wall plates 13 at positions corresponding to the top plate strong cross beams 7 and the bottom rib plates 10.
Referring to fig. 1-2 and fig. 5-6, the end wall reinforcing structure comprises a plurality of end wall vertical trusses 12 arranged along the width direction, toggle plates 9 are arranged at the upper end and the lower end of the end wall vertical trusses 12, and the end wall vertical trusses are respectively and effectively connected with a top plate 1 and a bottom plate 2 through a top plate longitudinal truss 5 and a bottom plate inner keel 11.
In order to ensure the structural strength of the marking platform and the stress requirement of deck equipment, the invention adopts a transverse and longitudinal frame type structure, and through iterative and optimal design of component arrangement and size, the force can be effectively transmitted to ensure the structural strength, the structural weight can be effectively lightened, and the maintenance is convenient. The method comprises the following steps:
a: the positions of the top plate stringers 5 (see A-A, B-B) and the cross members are determined by the position and stress requirements of the deck equipment, and the positions of the end wall plates and the bottom plate members are determined by the positions. As can be seen from the figure, the height space of the longitudinal girder at the position A-A is narrow, and in order to ensure the strength and facilitate the construction and the maintenance, the longitudinal girder 4 is in a structural mode that an integral plate is welded and then is opened and fence flat steel is added; the B-B height space is larger, the longitudinal girder 4 adopts a mode that a whole wallboard is perforated in the middle and a panel is added, wherein the corner is processed in an arc manner, so that the strength requirement is met, the stress concentration can be reduced, and the fatigue strength is improved.
B: in order to reduce the span of the strong beam, a top plate longitudinal girder 5 (see D-D) is arranged near the arc, the height space is larger, and the pressure of deck equipment is not needed to bear, so that the ends of the top plate longitudinal girder 5 and the bottom plate inner keel 11 are connected by adopting a special-shaped toggle plate 9, and the structural duty can be reduced. As can be seen, the space is larger, and the construction, welding and later maintenance are convenient.
C: the arc area of the marking platform is frequently impacted by buoy operation, and the marking platform is provided with the structure type with uniformly distributed longitudinal wall plates 13 according to the characteristics of narrow longitudinal space and difficult construction of the area, so that the marking operation and the collision strength requirements can be met, and the construction is convenient.
The stern marking platform structure provided by the invention can be used as a marking channel for buoy operation, realizes the function of quick marking during periodical maintenance and emergency repair of the buoy, and can avoid the buoy from directly colliding with a main hull during operation.
Correspondingly, the invention also provides a buoy operation ship, and the stern boarding platform structure for the ship is arranged on the outer side of a stern sealing plate of a main hull of the ship.
The embodiments of the present invention have been described above with reference to the accompanying drawings, but the present invention is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present invention and the scope of the claims, which are to be protected by the present invention.
Claims (7)
1. The stern marking platform structure is characterized in that the stern marking platform structure is arranged on the outer side of a stern sealing plate of a ship, the bottom of the stern marking platform structure is linear along the bottom of a main ship body, the top of the stern marking platform structure is a platform, the width of the stern marking platform structure extends to a broadside, and the middle of the tail end of the stern marking platform structure is of an arc structure so as to be convenient for marking;
The structural style of the stern marking platform structure comprises a top plate structure, a bottom plate structure and an end wall structure, wherein the end wall structure is arranged at the tail end and is respectively connected with the top plate structure and the bottom plate structure up and down; the top plate structure comprises a top plate and a top plate reinforcing structure arranged on the lower surface of the top plate; the bottom plate structure comprises a bottom plate and a bottom plate reinforcing structure arranged on the upper surface of the bottom plate, wherein the bottom plate extends along the bottom molded line of the main hull; the end wall structure includes an end wall and an end wall reinforcing structure;
The top plate reinforcing structure comprises a longitudinal truss material, a top plate longitudinal truss, a top plate longitudinal rib, a longitudinal wall plate, a top plate strong beam and a top plate reinforcing material, wherein the longitudinal truss material, the top plate longitudinal truss, the top plate longitudinal rib and the longitudinal wall plate are arranged along the width direction of the top plate; the longitudinal girder is arranged close to the broadside, the top plate longitudinal ribs are respectively arranged on two sides of the longitudinal girder, and the longitudinal girder and the top plate longitudinal ribs are transversely connected and reinforced through the top plate reinforcing material; the top plate stringers are arranged close to the circular arc marking area; the arc marking area is provided with the longitudinal wall plate; the roof strong beam extends from the side to a first longitudinal wall plate of the circular arc marking area;
The bottom plate reinforcing structure comprises a longitudinal girder and a bottom plate inner keel which are arranged along the width direction of the bottom plate, and a bottom rib plate arranged along the length direction of the bottom plate; the longitudinal truss is arranged close to the broadside, the bottom rib plate is arranged close to the circular arc marking area, and the longitudinal wall plate is arranged in the circular arc marking area; in order to ensure effective transmission of force, the structural position of the bottom plate area corresponds to the structural position of the top plate, so that the stern marking platform structure transversely and longitudinally forms a frame structure;
The end wall reinforcing structure comprises an end wall vertical truss arranged along the width direction, toggle plates are arranged at the upper end and the lower end of the end wall vertical truss, and the end wall vertical truss and the bottom plate inner keel are respectively and effectively connected with a top plate and a bottom plate.
2. The marine stern boarding platform structure of claim 1, wherein the height of the stern boarding platform structure is set according to a buoy topside, and the height above a waterline of the stern boarding platform structure is consistent with the buoy topside, so that the boarding platform is flush with a buoy surface when the ship leans against the buoy.
3. The marine stern boarding platform structure of claim 1, wherein the width of the stern boarding platform structure is equal to the width of the ship so as to ensure that the platform structure can be used as a channel for buoy operation; the length of the stern marking platform structure is determined according to the enough contact surface between the arc structure notch and the buoy, so that the arc angle of the contact surface is not smaller than 100 degrees.
4. The marine stern marking platform structure according to claim 1, wherein the radius of the arc structure in the middle of the stern marking platform structure tail end is equal to the radius of the buoy.
5. The marine stern boarding platform structure of claim 1, wherein two stringers are provided between the top plate and the bottom plate, wherein one of the stringers closer to the side is a structural style of a monolithic plate welded, then opened and added with rail flat steel; the other adopts a structure type that a whole plate is provided with a hole in the middle and a panel is added.
6. The marine stern marking platform structure according to claim 1, wherein the longitudinal wall plates between the top and bottom plates are welded directly to the top, bottom, end and tail seal plates.
7. A buoy operation vessel comprising a main hull, characterized in that the outside of the stern transom of the main hull is provided with a marine stern marking platform structure according to any one of claims 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110903449.9A CN113562122B (en) | 2021-08-06 | 2021-08-06 | Marine stern is stepped on mark platform structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110903449.9A CN113562122B (en) | 2021-08-06 | 2021-08-06 | Marine stern is stepped on mark platform structure |
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| Publication Number | Publication Date |
|---|---|
| CN113562122A CN113562122A (en) | 2021-10-29 |
| CN113562122B true CN113562122B (en) | 2024-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110903449.9A Active CN113562122B (en) | 2021-08-06 | 2021-08-06 | Marine stern is stepped on mark platform structure |
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| CN (1) | CN113562122B (en) |
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| CN113562122A (en) | 2021-10-29 |
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