CN113715960A

CN113715960A - Ship superstructure

Info

Publication number: CN113715960A
Application number: CN202111109810.7A
Authority: CN
Inventors: 郑雷; 彭仕琪; 艾乐; 米洁; 付泽坤
Original assignee: Jiangnan Shipyard Group Co Ltd
Current assignee: Jiangnan Shipyard Group Co Ltd
Priority date: 2021-09-18
Filing date: 2021-09-18
Publication date: 2021-11-30

Abstract

The invention provides a ship superstructure which comprises a compass deck, a driving deck, a plurality of layers of upper building decks positioned below the driving deck, a first surrounding wall arranged between the compass deck and the driving deck, a second surrounding wall arranged between the driving deck and the uppermost layer of upper building decks, a third surrounding wall arranged between the two adjacent layers of upper building decks, and a fourth surrounding wall arranged between the lowermost layer of upper building decks and the main deck; the lowermost upper building deck, the main deck and the fourth surrounding wall jointly enclose to form an isolated empty cabin; according to the invention, through the isolated empty cabin, the vibration response transmitted to each cabin above the isolated empty cabin when the main engine and the propeller operate is effectively attenuated, and the comfort of personnel in the superstructure and the service life of equipment in the superstructure are improved; meanwhile, the height of the cockpit is increased, and the visual field of a driver is enlarged; in addition, the top of the isolation empty cabin can be used as the bottom of the equipment cabin, so that equipment is installed in advance before hoisting of an upper-layer building, dock occupation is reduced, and the ship construction period is shortened.

Description

Ship superstructure

Technical Field

The invention belongs to the technical field of ships, and particularly relates to a ship superstructure.

Background

At present, more and more superstructure is arranged at the stern of a ship to be used as a stern building; however, after the stern building arrangement mode is adopted, the superstructure can bear larger exciting force by abutting against two vibration sources of the ship, namely the propeller and the main engine, so that the superstructure generates vibration response, and the living comfort of personnel in the superstructure and the service life of the superstructure equipment are influenced.

In addition, before the existing superstructure is hoisted, the cabin (equipment cabin) of the lowest deck cabin of the existing superstructure is of a bottom large-opening structure, so that equipment cannot be placed in the lowest deck cabin, and after the superstructure is hoisted, the equipment in the lowest deck cabin can only be hoisted, so that the one-time hoisting of the superstructure and the superstructure equipment cannot be realized, and the hoisting efficiency is influenced.

Disclosure of Invention

In view of the above-mentioned drawbacks of the prior art, an object of the present invention is to provide a ship superstructure, in which an isolation cabin is additionally provided below an original lowest cabin, so that an excitation force transmitted to each cabin above the isolation cabin when power mechanisms such as a main engine and a propeller are operated can be effectively attenuated, a vibration response borne by each cabin above the isolation cabin can be reduced, the comfort of personnel in the superstructure and the service life of equipment in the superstructure can be improved, the height of a cockpit can be increased, and the field of vision of a driver can be expanded.

In order to achieve the above and other related objects, the present invention provides a ship superstructure disposed at a stern portion of a main deck, the superstructure including a compass deck, a driving deck located below the compass deck, a multi-layer superstructure deck located below the driving deck, and a first trunk wall disposed between the compass deck and the driving deck, a second trunk wall disposed between the driving deck and the uppermost superstructure deck, a third trunk wall disposed between two adjacent layers of superstructure decks, and a fourth trunk wall disposed between the lowermost superstructure deck and the main deck; the lowermost upper building deck, the main deck and the fourth surrounding wall jointly enclose to form an isolated empty cabin; according to the invention, the isolation empty cabin is arranged in the superstructure, so that on one hand, the excitation force transmitted to each cabin above the isolation empty cabin when power mechanisms such as a host machine and a propeller run can be effectively attenuated, so that the vibration response borne by each cabin above the isolation empty cabin is reduced, the comfort of personnel in the superstructure is improved, and the service life of equipment in the superstructure is prolonged; on the other hand, the height of the cockpit is increased, and the visual field of a driver is enlarged; meanwhile, the cabin top of the isolation empty cabin can be used as the cabin bottom of the equipment cabin, so that the equipment cabin becomes a closed space for placing superstructure equipment before hoisting, the superstructure and the superstructure equipment are hoisted at one time, and the ship building period is effectively shortened.

Preferably, a transverse partition plate and a longitudinal partition plate are arranged in the isolation empty cabin, so that the strength of the isolation empty cabin is improved, and stress concentration and buckling failure are avoided.

Preferably, a plurality of first lightening holes are formed in the transverse partition plate in the isolation empty chamber, and a plurality of second lightening holes are formed in the longitudinal partition plate in the isolation empty chamber, so that the weight of the isolation empty chamber is lightened, and the weight of the whole superstructure is further reduced.

Preferably, a transverse partition plate in the isolation empty chamber is provided with a first vertical strengthening material, a longitudinal partition plate in the isolation empty chamber is provided with a second vertical strengthening material, the first vertical strengthening material is located between two adjacent first lightening holes, and the second vertical strengthening material is located between two adjacent second lightening holes so as to ensure the strength of the transverse partition plate and the longitudinal partition plate and further avoid the isolation empty chamber from deforming.

Preferably, the bottom surface of the lowermost upper deck is provided with transverse reinforcing ribs and longitudinal reinforcing ribs in a crossed manner, the transverse partition plate in the isolation cabin is provided with first through holes for the transverse reinforcing ribs to pass through, and the longitudinal partition plate in the isolation cabin is provided with second through holes for the longitudinal reinforcing ribs to pass through, so that the strength of the lowermost upper deck (namely the top of the isolation cabin) is ensured.

Preferably, the vertical distance between the first through hole and the first lightening hole is not less than 200 mm; and the vertical distance between the second through hole and the second lightening hole is not less than 200mm so as to avoid shearing deformation of the lightening hole and the through hole.

Preferably, the opening height of the first lightening hole does not exceed 1/2 of the height of the isolation empty chamber; the opening height of the second lightening hole does not exceed 1/2 of the height of the isolation empty cabin so as to meet the classification society specification.

Preferably, the height of the isolation empty cabin is 1-1.5 rib intervals, so that the requirement of damping vibration response is met, and the influence on ship stability caused by overhigh center of gravity of the ship is avoided.

Preferably, all be equipped with the bulkhead in first leg, second leg, the third leg, all be equipped with the perpendicular stiffening material of third on first leg, second leg, third leg, the fourth leg and the bulkhead to guarantee whole superstructure's intensity.

Preferably, the multi-layer upper building deck comprises an A deck, a B deck, a C deck, a D deck and an E deck which are arranged from bottom to top in sequence.

As described above, the ship superstructure of the present invention has the following beneficial effects:

according to the invention, the isolation empty cabin is arranged in the superstructure, so that on one hand, the excitation force transmitted to each cabin above the isolation empty cabin when power mechanisms such as a host machine and a propeller run can be effectively attenuated, so that the vibration response borne by each cabin above the isolation empty cabin is reduced, the comfort of personnel in the superstructure is improved, and the service life of equipment in the superstructure is prolonged; on the other hand, the height of the cockpit is increased, and the visual field of a driver is enlarged; meanwhile, the cabin top of the isolation empty cabin can be used as the cabin bottom of the equipment cabin, so that the equipment cabin becomes a closed space for placing superstructure equipment before hoisting, the superstructure and the superstructure equipment are hoisted at one time, and the ship building period is effectively shortened.

Drawings

Figure 1 is a side view of a superstructure according to the invention arranged on a main deck.

Fig. 2 is a cross-sectional view of the superstructure.

Fig. 3 is a longitudinal section of the superstructure.

Fig. 4 is a bottom view of the roof of the isolation capsule.

Description of the reference numerals

The ship body 1, a main deck 11, a superstructure 2, a compass deck 21, a driving deck 22, an E deck 23, a D deck 24, a C deck 25, a B deck 26, an A deck 27, a transverse reinforcing rib 271, a longitudinal reinforcing rib 272, an isolation empty cabin 3, a transverse clapboard 31, a first lightening hole 311, a first vertical strengthening material 312, a first through hole 313, a longitudinal clapboard 32, a second lightening hole 321, a second vertical strengthening material 322, a second through hole 323 and a third vertical strengthening material 4.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.

Please refer to fig. 1 to 4. It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.

As shown in fig. 1, a ship superstructure of the present invention is provided on a main deck 11 of a hull 1 and is located at a stern portion of the main deck 11; the superstructure 2 comprises a compass deck 21, a driving deck 22 positioned below the compass deck 21, a multi-layer upper building deck positioned below the driving deck 22, a first surrounding wall arranged between the compass deck 21 and the driving deck 22, a second surrounding wall arranged between the driving deck 22 and the uppermost upper building deck, a third surrounding wall arranged between two adjacent upper building decks, and a fourth surrounding wall arranged between the lowermost upper building deck and the main deck 11; a closed space formed by the compass deck 21, the driving deck 22 and the first enclosure wall is a driving cabin; the lowermost upper building deck, the next lower upper building deck adjacent to the lowermost upper building deck and the third surrounding wall enclose to form a closed equipment compartment; the lowest upper building deck, the main deck 11 and the fourth surrounding wall jointly enclose to form an isolated empty cabin 3.

The isolation empty cabin 3 is positioned between the lowest upper building deck and the main deck 11, so that the height of the cockpit 22 is increased, the height of the cockpit is increased, the visual field of a driver is enlarged, and the visual field blind area is reduced; moreover, the vibration response of each cabin above the lowest-layer upper building deck is effectively relieved, and the comfort of personnel in the upper building 2 and the service life of equipment in the upper building 2 are improved; in addition, the cabin top of the isolation empty cabin 3, the lowest upper building deck, the next lower upper building deck adjacent to the lowest upper building deck and the third surrounding wall are enclosed to form a closed equipment cabin, so that the upper building equipment can be conveniently installed to the upper building construction stage in advance, the upper building equipment is prevented from being installed after the upper building is hoisted, the occupation of a dock is reduced, and the ship construction period is shortened.

It is understood that the height of the isolation chamber 3 is 1-1.5 rib intervals, and the present embodiment is preferably set to 1.5 rib intervals.

As shown in fig. 1 to 3, the multi-layer superstructure deck includes an a deck 27, a B deck 26, a C deck 25, a D deck 24 and an E deck 23, which are sequentially disposed from bottom to top.

It is understood that the number of the upper deck layers can also be determined according to actual needs, and is not limited thereto.

As shown in fig. 2 and 3, the transverse partition plate 31 and the longitudinal partition plate 32 are provided in the isolated empty compartment 3 to prevent the isolated empty compartment 3 from being deformed, thereby improving the strength of the superstructure 2.

In order to reduce the weight of the entire ship, as shown in fig. 2 and 3, a plurality of first lightening holes 311 are provided in the bulkhead 31 in the isolation chamber 3, and a plurality of second lightening holes 321 are provided in the vertical bulkhead 32 in the isolation chamber 3.

It is understood that, in order to satisfy classification society regulations, the opening height of the first lightening hole 311 does not exceed 1/2 of the height of the isolation empty chamber 3; the opening height of the second lightening holes 321 does not exceed 1/2 of the height of the isolation chamber 3.

Further, in order to ensure the strength of the diaphragm 31 and the longitudinal diaphragm 32, as shown in fig. 2 and 3, a first vertical stiffening material 312 is disposed on the diaphragm 31 in the isolated cavity 3, and a second vertical stiffening material 322 is disposed on the longitudinal diaphragm 32 in the isolated cavity 3; the first vertical stiffener 312 is located between two adjacent first lightening holes 311, and the second vertical stiffener 322 is located between two adjacent second lightening holes 321.

As shown in fig. 2 to 4, the bottom surface of the lowest upper deck is provided with a transverse reinforcing rib 271 and a longitudinal reinforcing rib 272 in a crossed manner, so as to increase the strength of the lowest upper deck; the diaphragm plate 31 in the isolated empty chamber 3 is provided with a first through hole 313 for the transverse reinforcing rib 271 to pass through, and the vertical diaphragm plate 32 in the isolated empty chamber 3 is provided with a second through hole 323 for the vertical reinforcing rib 272 to pass through.

It is understood that, in order to avoid shearing deformation of the diaphragms 31 and the longitudinal diaphragms 32 at the opening holes, the vertical distance between the first through-holes 313 and the first lightening holes 311 is not less than 200 mm; the vertical distance between the second through hole 323 and the second lightening hole 321 is not less than 200 mm; the present embodiment preferably sets the vertical distance between the first pipe penetration hole 313 and the first lightening hole 311 to 400mm, and preferably sets the vertical distance between the second penetration hole 323 and the second lightening hole 321 to 400mm, in order to satisfy structural strength and construction convenience.

As shown in fig. 2 and 3, bulkheads are arranged in the first surrounding wall, the second surrounding wall and the third surrounding wall, and third vertical strengthening materials 4 are arranged on the first surrounding wall, the second surrounding wall, the third surrounding wall, the fourth surrounding wall and the bulkheads, so as to ensure the strength of the superstructure.

In conclusion, the isolation empty cabin 3 is arranged between the lowest upper building deck and the main deck 11, so that the height of the driving deck 22 is increased, the height of the driving cabin is increased, the visual field of drivers is enlarged, and the visual field blind area is reduced; moreover, the vibration response of each cabin above the lowest-layer upper building deck is effectively relieved, and the comfort of personnel in the upper building 2 and the service life of equipment in the upper building 2 are improved; in addition, the cabin top of the isolation empty cabin 3, the lowest upper building deck, the next lower upper building deck adjacent to the lowest upper building deck and the third surrounding wall are enclosed to form a closed equipment cabin, so that the upper building equipment can be conveniently installed to the upper building construction stage in advance, the upper building equipment is prevented from being installed after the upper building is hoisted, the occupation of a dock is reduced, and the ship construction period is shortened.

In conclusion, the present invention effectively overcomes various disadvantages of the prior art and has high industrial utilization value.

The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. A ship superstructure is arranged at the stern part of a main deck (11), and is characterized by comprising a compass deck (21), a driving deck (22) positioned below the compass deck (21), a plurality of layers of superstructure decks positioned below the driving deck (22), a first trunk wall arranged between the compass deck (21) and the driving deck (22), a second trunk wall arranged between the driving deck (22) and the uppermost superstructure deck, a third trunk wall arranged between two adjacent layers of superstructure decks, and a fourth trunk wall arranged between the lowest superstructure deck and the main deck (11); the lowermost upper building deck, the main deck (11) and the fourth surrounding wall jointly enclose to form an isolated empty cabin (3).

2. A ship superstructure according to claim 1, characterized in that in said insulated cabins (3) are placed diaphragms (31) and bulkheads (32).

3. A ship superstructure according to claim 2, characterized in that a plurality of first lightening holes (311) are provided in the transversal partition (31) in the insulating empty compartment (3) and a plurality of second lightening holes (321) are provided in the longitudinal partition (32) in the insulating empty compartment (3).

4. The ship superstructure according to claim 3, characterized in that a first vertical stiffener (312) is arranged on the diaphragm (31) in the isolated empty compartment (3), a second vertical stiffener (322) is arranged on the longitudinal diaphragm (32) in the isolated empty compartment (3), the first vertical stiffener (312) is located between two adjacent first lightening holes (311), and the second vertical stiffener (322) is located between two adjacent second lightening holes (321).

5. The ship superstructure according to claim 3, characterized in that the bottom surface of the lowest upper deck is provided with transverse reinforcing ribs (271) and longitudinal reinforcing ribs (272) in a crossed manner, the transverse partition plate (31) in the isolation empty chamber (3) is provided with first through holes (313) for the transverse reinforcing ribs (271) to pass through, and the longitudinal partition plate (32) in the isolation empty chamber (3) is provided with second through holes (323) for the longitudinal reinforcing ribs (272) to pass through.

6. Marine superstructure according to claim 5, characterized in that the vertical distance between said first through going hole (313) and said first lightening hole (311) is not less than 200 mm; the vertical distance between the second through hole (323) and the second lightening hole (321) is not less than 200 mm.

7. A vessel superstructure according to claim 3, characterized in that the opening height of said first lightening holes (311) does not exceed 1/2 for the height of the isolation empty compartment (3); the opening height of the second lightening hole (321) does not exceed 1/2 of the height of the isolation empty chamber (3).

8. A vessel superstructure according to claim 1, characterized in that the height of said insulated cabins (3) is between 1 and 1.5 rib spacings.

9. A ship superstructure according to claim 1, characterized in that bulkheads are arranged in the first, second and third walls, and third vertical stiffeners (4) are arranged on the first, second, third, fourth and bulkheads.

10. Marine superstructure according to claim 1, characterized in that said multi-storey superstructure deck comprises, in sequence from bottom to top, an A deck (27), a B deck (26), a C deck (25), a D deck (24) and an E deck (23).