CN201587530U

CN201587530U - Small water plane catamaran provided with center opened watertight doors

Info

Publication number: CN201587530U
Application number: CN2009202830849U
Authority: CN
Inventors: 宋国华; 侯小军
Original assignee: 702th Research Institute of CSIC
Current assignee: 702th Research Institute of CSIC
Priority date: 2009-12-16
Filing date: 2009-12-16
Publication date: 2010-09-22
Anticipated expiration: 2019-12-16

Abstract

The utility model relates to a small water plane catamaran provided with center opened watertight doors, comprising a longitudinal bulkhead and a transverse bulkhead which are located inside a catamaran body. The longitudinal bulkhead and the transverse bulkhead below a main deck are provided with the center opened watertight doors, and setting height of the center opened watertight doors is above catamaran damage balancing waterline. The small water plane catamaran breaks through traditional rules of design standards of a ship, utilizes the simple and light center opened watertight doors to replace complex and heavy hydraulic movable watertight doors, is based on accurate damage stability calculation, can meet requirements of the standards to damage stability, not only lightens weight of the catamaran body and enlarges deck utilization, but also can flexibly set the center opened watertight doors, thereby greatly increasing safety of the integral catamaran, and being approved by the China Classification Society.

Description

The small waterplane area twin hull ship (SWATH) of watertight door is opened at the center that is provided with

Technical field

The utility model relates to a kind of ship structure, specifically is the hull structure of small waterplane area twin hull ship (SWATH).

Background technology

Small waterplane area twin hull ship (SWATH) has been because the less and couple structure of hull sectional area that contacts with waterline has determined its rough water quality to be better than all kinds of boats and ships of conventional displacement, and the rate of sailing height, seasick rate are low; Rapidity is good, on the wave stall little; But manoeuvrable cast, easily by the watchman's wooden clapper operation; Deck spaciousness, cabin are easy to arrange, and working space is big; Viability is strong, and margin of safety is big; Underwater radiation noise little and be easy to control.These advantages make small waterplane area twin hull ship (SWATH) not only monitor instrumentation ship, extraordinary naval vessel at the underwater sound, the ASW sonar monitoring ship, military domain such as ship are maked an inspection tour in the seashore guard, and traffic at sea and special purpose ship, the marine oil accommodation ship, leisure passenger ferry, civil areas such as navigator's pilot boat have obtained using widely.

Monomer boats and ships for routine, safety in order to ensure the back watertight compartment that leaks at hull, the watertight bulkhead of China Classification Society regulation and stipulation below freeboard deck can only be provided with the movable hydraulic roof watertight door, though being higher than the center, this movable hydraulic roof watertight door safety factor opens watertight door, but open watertight door than the center, its complex structure, heaviness, complex operation.For small waterplane area twin hull ship (SWATH), then need complicated, the heavy movable hydraulic roof watertight door of two covers be set respectively at left and right sides hull; Not only increased the weight of hull greatly, and because bulky, be subjected to limited space during actual arrangement, only can be in the cabin and the location arrangements of some space permissions, and the less cabin of some areas can only be arranged on water tight hatch cover and stair passage that above-below direction connects the deck, the internal staff is current inconvenient, and deck upper channel mouth is many, and the floor space degree of utilization is low.

The utility model content

The applicant is provided with the movable hydraulic roof watertight door and takes up room greatly at above-mentioned having now on small waterplane area twin hull ship (SWATH), increase hull weight, be subjected to limited space can not flexible arrangement etc. shortcoming, a kind of small waterplane area twin hull ship (SWATH) that watertight door is opened at the center that is provided with is provided.

The technical scheme that the utility model adopted is as follows:

A kind of small waterplane area twin hull ship (SWATH) that unlatching watertight door in center is set, the longitudinal bulkhead and the transverse bulkhead that comprise hull interior, longitudinal bulkhead below the main deck and transverse bulkhead are provided with the center and open watertight door, and the center is opened being provided with of watertight door and highly is higher than hull damage balance waterline.

The utility model has been broken through the regulation of traditional ship design standard, open watertight door with simple, light and handy center and substituted complicated, heavy movable hydraulic roof watertight door, be calculated as the basis with damage stability accurately, can satisfy the requirement of standard to damage stability, not only reduced hull weight, increase the deck degree of utilization, and can open watertight door to the center and rationally be provided with flexibly, improved the safety of whole ship greatly; And obtained the approval of China Classification Society.

Description of drawings

Fig. 1 is a viewgraph of cross-section of the present utility model, is A-A cross sectional view among Fig. 2;

Fig. 2 is a birds-eye view of the present utility model.

The specific embodiment

Below in conjunction with accompanying drawing, the specific embodiment of the present utility model is described.

As shown in Figure 1 and Figure 2, the hull structure of small waterplane area twin hull ship (SWATH) is: the Body of pillar 5 of both sides, bottom and submerged body 6 is connected in side of a ship platform 4 positions with the center axle portion 7 that is made of upper deck 1, main deck 3, wet deck 8, is provided with longitudinal bulkhead 2 in hull interior, transverse bulkhead 16 carries out structure and strengthens.Longitudinal bulkhead 2 below the main deck 3 is provided with a plurality of centers with transverse bulkhead 16 and opens watertight door, and the center is opened being provided with of watertight door and highly is higher than hull damage balance waterline 10.Specifically, as shown in Figure 2, the transverse watertight bulkhead 16 at the utility model upper mounting plate place in the lamellar body of the left and right sides is provided with the center and opens watertight door 11, and part watertight compartment section is connected; In the cabin 15, the direction waterproof bulkhead 2 of promoting mainly motor room 14 inboards is provided with the center and opens watertight door 12, with cabin, the left and right sides 15, about promote mainly motor room 14 and separate.It is known technology that watertight door is opened at the center, widespread usage in boats and ships.

The technical solution adopted in the utility model does not have to reduce the safety of whole ship, and the safety that watertight door has improved whole ship is greatly opened at the center that rationally is provided with flexibly.This is the hull structure uniqueness because of small waterplane area twin hull ship (SWATH), and completely different with the monomer boats and ships of routine, main deck 3 is equivalent to the freeboard deck of conventional boats and ships, is positioned at the higher position of hull; The reserve buoyance of whole ship is bigger, and as shown in Figure 1, waterline 9 is positioned at the middle part of Body of pillar 5 during cruising; Even under the situation of hull generation inclination behind the hull generation damage and water inflow, its hull damage balance waterline 10 can not surpass the height of main deck 3 as shown in Figure 1.The center is opened being provided with of watertight door and highly is higher than hull damage balance waterline 10, when damaged inclination takes place in hull, the water surface can not surpass the height that watertight door is opened at the center, even without the movable hydraulic roof watertight door is set herein, is safe for whole ship therefore yet.

The utility model adopts simple, light and handy center to open watertight door, has improved the alerting ability that is provided with greatly, can set up watertight door easily in the place of needs.The center is opened watertight door and is combined with the water tight hatch cover 13 that is arranged on upper mounting plate, main deck, inner cabin body can be divided into a plurality of sealed modules, strengthens the survivability of whole ship, promptly cannot turn over heavyly after the breakage.The transverse watertight bulkhead 16 at upper mounting plate place is provided with the center and opens watertight door 11 in the lamellar body of the left and right sides, part watertight compartment section can be connected, not only make things convenient for personnel's passing through between inner each cabin, and reduced each cabin the necessity that goes up lower channel separately has been set, reduced the porthole, many places on the deck, can carry out more efficient use floor space.In the cabin 15, the direction waterproof bulkhead of promoting mainly motor room 14 inboards is provided with the center and opens watertight door 12, with cabin, the left and right sides 15, about promote mainly motor room 14 and separate, prevent to connect about two cabin sections of these two space maximums, flooding quantity is too much when damaged, the convenience that personnel pass through when also having guaranteed daily attention simultaneously.

More than describing is to explanation of the present utility model, is not the qualification to utility model, and the utility model institute restricted portion is referring to claim, and under the situation of spirit of the present utility model, the utility model can be done any type of modification.

Claims

1. one kind is provided with the small waterplane area twin hull ship (SWATH) that watertight door is opened at the center, the longitudinal bulkhead and the transverse bulkhead that comprise hull interior, it is characterized in that: longitudinal bulkhead below the main deck and transverse bulkhead are provided with the center and open watertight door, and the center is opened being provided with of watertight door and highly is higher than hull damage balance waterline.