CN113562122A - Stern standard-climbing platform structure for ship - Google Patents
Stern standard-climbing platform structure for ship Download PDFInfo
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- CN113562122A CN113562122A CN202110903449.9A CN202110903449A CN113562122A CN 113562122 A CN113562122 A CN 113562122A CN 202110903449 A CN202110903449 A CN 202110903449A CN 113562122 A CN113562122 A CN 113562122A
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- stern
- buoy
- top plate
- platform structure
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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
- B63B27/00—Arrangement of ship-based loading or unloading equipment for cargo or passengers
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- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
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Abstract
The invention relates to a stern marking platform structure for a ship, which is arranged on the outer side of a stern sealing plate of the ship, wherein 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 part of the tail end of the stern marking platform structure is of 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 from top to bottom; 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 molded line of the bottom of the main hull; the end wall structure includes an end wall and an end wall reinforcement structure. The buoy disclosed by the invention is used as a buoy registering channel during buoy operation, so that the functions of regular maintenance of the buoy and quick buoy registering during emergency repair are realized, and the buoy can be prevented from directly colliding with a main ship body during operation; the platform structure is in a circular arc structure in the middle of the tail end, and the radius of the platform structure is consistent with that of the buoy, so that the buoy can be leaned on the buoy, and the fast sign climbing is realized.
Description
Technical Field
The invention belongs to the technical field of ocean engineering workboat design, and particularly relates to a stern boarding platform structure for a ship.
Background
The buoy working ship usually needs to establish a boarding passage between a main deck and the water surface, so that personnel can conveniently get off the ship and quickly board the buoy, and the buoy on the sea can be subjected to regular maintenance, emergency repair and other work. If the working boat is transferred from the mother ship to be used for marking, the working procedures are more, the time is long, and the requirements are difficult to meet. Meanwhile, when the large buoy is lifted, the main hull is impacted by the main hull when the large buoy is close to the hull and the water is discharged instantly, and protective measures need to be taken.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a stern marking platform structure for a ship, which can be used as a buoy operation channel, realize the quick marking function during the regular maintenance and emergency repair of a buoy, and simultaneously avoid the buoy from directly colliding with a main ship body during the operation.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a stern marking platform structure for a ship is arranged on the outer side of a stern sealing plate of the 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 part of the tail end of the stern marking platform structure is of an arc structure so as to be convenient for marking; the structure type of the stern boarding 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 from top to bottom; 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 molded line of the bottom of the main hull; the end wall structure includes an end wall and an end wall reinforcement structure.
In the scheme, the height of the stern marking platform structure is set according to the buoy freeboard, and the height above the waterline of the stern marking platform structure is consistent with the freeboard of the buoy, so that the marking platform is ensured to be flush with the buoy surface when a ship leans against the buoy.
In the scheme, the width of the stern marking platform structure is equal to the width of a ship, so that the platform structure can be used as a channel for buoy operation; the length of the stern marking platform structure is determined by enough contact surface between the arc structure gap and the buoy, and the arc angle of the contact surface is not less than 100 degrees.
In the scheme, the radius of the arc structure in the middle of the tail end of the stern marking platform structure is equal to the radius of the buoy.
In the scheme, the top plate reinforcing structure comprises longitudinal girders, top plate longitudinal ribs and longitudinal wall plates which are arranged along the width direction of a top plate, and a top plate strong cross beam and a top plate reinforcing material which are arranged along the length direction of the top plate; the longitudinal girders are arranged close to the side, the top plate longitudinal bones are arranged on two sides of each longitudinal girder, and the longitudinal girders and the top plate longitudinal bones are transversely connected and reinforced through the top plate reinforcing materials; the top plate stringer is arranged close to the circular arc marking area; the arc marking area is provided with a plurality of longitudinal wall plates; the roof plate strong cross beam extends from the side to a first longitudinal wall plate of the circular arc marking area.
In the scheme, the bottom plate reinforcing structure comprises longitudinal girders and bottom plate internal keels which are arranged along the width direction of the bottom plate, and bottom rib plates which are arranged along the length direction of the bottom plate; the bottom rib plate is arranged close to the circular arc boarding area, and the plurality of longitudinal wall plates are arranged in the circular arc boarding area; in order to ensure the effective transmission of force, the structural positions of the bottom plate area correspond to the structural positions of the top plate, so that the stern standard platform structure forms a frame type structure transversely and longitudinally.
In the scheme, the longitudinal truss between the top plate and the bottom plate is welded by adopting a whole plate at a narrow height space, and then is opened and added with a structural form of fence flat steel; the position with larger height space adopts a structure that the whole plate is provided with a hole in the middle and a panel is added.
In the scheme, the longitudinal wall plate between the top plate and the bottom plate is directly welded with the top plate, the bottom plate, the end wall plate and the tail sealing plate.
In the above scheme, the end wall reinforcing structure comprises a plurality of end wall vertical girders arranged along the width direction, toggle plates are arranged at the upper end and the lower end of the end wall vertical girders, and the top plate vertical girders and the bottom plate internal keel are respectively and effectively connected with the top plate and the bottom plate.
Correspondingly, the invention further provides a buoy working ship which comprises a main ship body, wherein the ship stern boarding platform structure is arranged on the outer side of a stern sealing plate of the main ship body.
The invention has the beneficial effects that:
1. the marine stern marking platform structure is arranged on the outer side of the marine stern sealing plate and serves as a marking channel during buoy operation, so that the functions of regular maintenance and quick marking during emergency repair of a buoy are realized, and the main hull and the buoy are isolated by the platform structure, so that the buoy can be prevented from directly colliding with the main hull during operation. The platform structure extends at the bottom along the line of the bottom of the main hull to the gunwale in width, and the pattern does not have adverse effect on the water flow field in the stern area. The platform structure is in a circular arc structure in the middle of the tail end, and the radius of the platform structure is consistent with that of the buoy, so that the buoy can be leaned on the buoy, and the fast sign climbing is realized.
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 from top to bottom. In order to ensure the structural strength of the boarding platform and the stress requirement of deck surface equipment, the invention adopts a transverse and longitudinal frame type structure, and not only can effectively transfer force to ensure the structural strength, but also can effectively reduce the structural weight and is convenient to maintain through the iteration of component arrangement and size and optimized design.
Drawings
The invention will be further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a top plan view of a marine stern dock platform configuration of the present invention;
FIG. 2 is a bottom plate plan view of the marine stern dock leveler structure of the present invention;
FIG. 3 is a partial sectional view taken in the direction A-A;
FIG. 4 is a partial sectional view taken in the direction B-B;
FIG. 5 is a partial sectional view in the direction C-C;
FIG. 6 is a partial sectional view taken in the direction D-D;
fig. 7 is a partial sectional view in the direction E-E.
In the figure: 1. a top plate; 2. a base plate; 3. end wall panels; 4. a stringer; 5. a roof stringer; 6. a roof stringer; 7. a roof strong beam; 8. a roof reinforcement; 9. a toggle plate; 10. a bottom rib plate; 11. a bottom plate inner keel; 12. an end wall stringer; 13. a longitudinal wall panel; 14. and (4) vertical girders.
Detailed Description
For a more clear understanding of the technical features, objects and effects of the present invention, embodiments of the present invention will now be described in detail with reference to the accompanying drawings.
As shown in fig. 1 to 7, in the stern dock leveler platform structure for a ship according to the embodiment of the present invention, the stern dock leveler platform structure is disposed outside a stern sealing plate of the ship, and the bottom of the stern dock leveler platform extends along the bottom line of the main hull and the width of the stern dock leveler extends to the gunwale, so that the stern dock leveler platform structure does not adversely affect the flow field in the stern area. The top is a platform, the height is set according to the freeboard of the buoy, and the height above the waterline of the marking platform is required to be consistent with the freeboard of the buoy so as to ensure that the marking platform is flush with the surface of the buoy when the ship leans against the buoy. The width is equal to the width of the ship, the length is determined by enough contact surfaces between the structural arc notch and the buoy, and the arc angle of the contact surfaces is not less than 100 degrees (the arc is not less than 50 degrees in figure 1, and the contact surfaces are symmetrical left and right) so as to ensure that the platform structure can be used as a channel for buoy operation. The middle part of the tail end of the stern marking platform structure is of an arc structure, and the radius R of the stern marking platform structure is consistent with that of the buoy, so that the stern marking platform structure can be used for marking conveniently and realizing rapid marking. The stern marking platform structure is a channel formed by a gunwale platform area and a middle circular arc marking area.
The structure type of the stern boarding 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 connected with the top plate structure and the bottom plate structure from top to bottom. 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 molded line of the bottom of the main hull; the end wall structure comprises an end wall 3 and an end wall reinforcing structure.
Referring to fig. 1 and 3 to 7, the roof reinforcing structure includes stringers 4, roof stringers 5, and roof stringers 6 provided along the width direction of the roof panel 1, and roof reinforcing beams 7 and roof reinforcing members 8 provided along the length direction of the roof panel 1. Wherein, set up a plurality of vertical girders 4 near the topside according to deck face equipment atress condition to set up roof longitudinal frame 5 according to deck face equipment cross-section type in vertical girders 4 both sides, vertical girders 4 transversely are connected the reinforcement through roof reinforcement 8 with roof longitudinal frame 6, and this kind of reinforcement type makes the structure all form frame construction transversely and vertically, can make the effective transmission of load. For reducing 7 spans of strong crossbeams of the top plate, the top plate longitudinal girders 5 are arranged in the region close to the circular arc marking region, so that the sizes of the deck plate grids and the end wall plate grids can be effectively reduced, and the structural strength requirement is met. Because of the vertical space in circular arc region is narrow and small, the welding difficulty, nevertheless striking when this region can often receive the buoy operation, consequently set up vertical wall board 13 in the circular arc region of registering, vertical wall board 13 is direct to be welded with roof 1, bottom plate 2, end wall board 3 and tail shrouding, can effectively guarantee structural strength, and can reduce the construction difficulty with vertical wall board 13 sets up the mode of welding pattern to guarantee this regional welding seam quality.
In the embodiment, 2 longitudinal girders 4 are arranged close to the side, top plate longitudinal ribs 6 are respectively arranged on two sides of each longitudinal girder 4, and the longitudinal girders 4 and the top plate longitudinal ribs 6 are transversely connected and reinforced through top plate reinforcing materials 8; arranging 1 roof stringer 5 close to the circular arc labeling area; the circular arc marking area is provided with 6 longitudinal wall plates 13. The 2 roof beam 7 extends from the side to the first vertical wall plate 13 of the circular arc marking area.
Referring to fig. 2 and 3 to 7, the floor reinforcing structure includes longitudinal girders 4 and floor inner joists 11 arranged in the width direction of the floor 2, and floor ribs 10 arranged in the length direction of the floor 2. Wherein, a plurality of longitudinal girders 4 are arranged near the side, a bottom rib plate 10 is arranged near the circular arc marking area, and a plurality of longitudinal wall plates 13 are arranged in the circular arc marking area; in order to ensure the effective transmission of force, the structural positions of the bottom plate area correspond to the structural positions of the top plate, so that the stern standard platform structure forms a frame type structure transversely and longitudinally.
In the embodiment, 2 longitudinal girders 4 are arranged near the side, and 2 bottom plate internal keels 11 are arranged near the circular arc boarding area; the arc marking area is provided with a longitudinal wall plate 13. The 2 bottom ribs 10 extend from the broadside to a first longitudinal wall 13 of the circular arc marking 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 5-6, the end wall reinforcing structure includes a plurality of end wall vertical girders 12 arranged along the width direction, and toggle plates 9 are arranged at the upper and lower ends of the end wall vertical girders 12 and are respectively and effectively connected with the top plate 1 and the bottom plate 2 through a top plate longitudinal girder 5 and a bottom plate internal keel 11.
In order to ensure the structural strength of the boarding platform and the stress requirement of deck surface equipment, the invention adopts a transverse and longitudinal frame structure, and not only can effectively transfer force to ensure the structural strength, but also can effectively reduce the structural weight and is convenient to maintain through the iterative and optimized design of component arrangement and size. The method comprises the following specific steps:
a: the positions of the top plate stringers (see A-A and B-B) and the cross beams are determined according to the position and stress requirements of deck surface equipment, and the positions of the components of the end wall plates and the bottom plates are determined according to the positions. As can be seen from the figure, the vertical girder at the position of A-A has narrow height space, and in order to ensure strength and facilitate construction and maintenance, the vertical girder 4 adopts a structural form that an integral plate is welded, then an opening is formed, and fence flat steel is added; and the height space of B-B is larger, the longitudinal girder 4 adopts a mode that a whole plate is provided with a hole in the middle and a panel is added, wherein the arc treatment at the corner part not only meets the strength requirement, but also can reduce the stress concentration and improve the fatigue strength.
b: in order to reduce the span of the strong crossbeam, the top plate longitudinal girders 5 (see D-D) are arranged at the positions close to the circular arcs, the height space is large, and the pressure of deck surface equipment is not required to be borne, so that the end parts of the top plate longitudinal girders 5 and the bottom plate inner keel 11 are connected by adopting the special-shaped brackets 9, and the structural space can be reduced. As can be seen, the space at the position is large, and construction, welding and future maintenance are convenient.
c: the circular arc area of the marking platform is often impacted by buoy operation, and aiming at the characteristics of narrow longitudinal space and difficult construction in the area, the invention adopts the structural form of uniformly distributing the longitudinal wall plates 13, thereby not only meeting the strength requirements of marking operation and impact, but also being convenient for construction.
The stern marking platform structure provided by the invention can be used as a marking channel during buoy operation, realizes the rapid marking function during regular maintenance and emergency repair of the buoy, and can simultaneously avoid the buoy from directly colliding with the main ship body during operation.
Correspondingly, the invention also provides a buoy working ship, and the stern transom platform structure for the ship is arranged outside the stern transom plate of the main ship body of the ship.
While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (10)
1. A stern boarding platform structure for a ship is characterized in that the stern boarding platform structure is arranged on the outer side of a stern sealing plate of the ship, the bottom of the stern boarding platform structure is linear along the bottom of a main ship body, the top of the stern boarding platform structure is a platform, the width of the stern boarding platform structure extends to a gunwale, and the middle part of the tail end of the stern boarding platform structure is of an arc structure so as to be convenient for a mark to lean;
the structure type of the stern boarding 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 from top to bottom; 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 molded line of the bottom of the main hull; the end wall structure includes an end wall and an end wall reinforcement structure.
2. The marine stern dock leveler platform structure of claim 1, wherein the height of the stern dock leveler platform structure is set according to a buoy freeboard, and the height above a waterline of the stern dock leveler platform structure is consistent with the freeboard of the buoy, so that the dock leveler is flush with a surface of the buoy when the boat leans against the buoy.
3. The marine stern transom platform structure of claim 1, wherein the stern transom platform structure has a width equal to the width of the vessel to ensure that the platform structure can be used as a passage for buoy operation; the length of the stern marking platform structure is determined by enough contact surface between the arc structure gap and the buoy, and the arc angle of the contact surface is not less than 100 degrees.
4. The marine stern transom platform structure of claim 1, wherein a radius of the circular arc structure in a middle of the aft end of the stern transom platform structure is equal to a buoy radius.
5. The marine stern transom platform structure of claim 1, wherein the roof reinforcement structure includes stringers, roof stringers, and longitudinal wall panels arranged in a roof width direction, and roof reinforcement bars arranged in a roof length direction; the longitudinal girders are arranged close to the side, the top plate longitudinal bones are arranged on two sides of each longitudinal girder, and the longitudinal girders and the top plate longitudinal bones are transversely connected and reinforced through the top plate reinforcing materials; the top plate stringer is arranged close to the circular arc marking area; the arc marking area is provided with a plurality of longitudinal wall plates; the roof plate strong cross beam extends from the side to a first longitudinal wall plate of the circular arc marking area.
6. The marine stern transom platform structure of claim 5, wherein the floor reinforcing structure includes stringers and floor inner keels provided along a width direction of the floor, and floor ribs provided along a length direction of the floor; the bottom rib plate is arranged close to the circular arc boarding area, and the plurality of longitudinal wall plates are arranged in the circular arc boarding area; in order to ensure the effective transmission of force, the structural positions of the bottom plate area correspond to the structural positions of the top plate, so that the stern standard platform structure forms a frame type structure transversely and longitudinally.
7. The marine stern boarding platform structure of claim 6, wherein the longitudinal girders between the top plate and the bottom plate are welded by using an integral plate at a narrow height space, and then are opened and added with a structural form of fence flat steel; the position with larger height space adopts a structure that the whole plate is provided with a hole in the middle and a panel is added.
8. The marine stern transom platform structure of claim 6, wherein the vertical wall plates between the top and bottom plates are welded directly to the top, bottom, end wall and transom plates.
9. The marine stern transom platform structure of claim 1, wherein the end wall reinforcing structure includes a plurality of end wall vertical girders arranged in a width direction, and toggle plates are provided at upper and lower ends of the end wall vertical girders, and are operatively connected to the top plate and the bottom plate through top plate stringers and bottom plate inner keels, respectively.
10. A buoy tender comprising a main hull, wherein the outboard side of a stern transom of the main hull is provided with a stern dock structure for a ship as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202110903449.9A CN113562122B (en) | 2021-08-06 | 2021-08-06 | Marine stern is stepped on mark platform structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110903449.9A CN113562122B (en) | 2021-08-06 | 2021-08-06 | Marine stern is stepped on mark platform structure |
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| CN113562122B (en) | 2024-05-14 |
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