CN112173007A

CN112173007A - Integral superstructure arrangement scheme of roll-on-roll-off ship suitable for ship lift

Info

Publication number: CN112173007A
Application number: CN202011083539.XA
Authority: CN
Inventors: 俞赟; 吴彬; 李福军; 胡始弘
Original assignee: 708th Research Institute of CSIC
Current assignee: 708th Research Institute of CSIC
Priority date: 2020-10-12
Filing date: 2020-10-12
Publication date: 2021-01-05
Anticipated expiration: 2040-10-12
Also published as: CN112173007B

Abstract

The invention discloses an integral superstructure arrangement scheme of a roll-on-roll-off ship suitable for a ship lift, which is characterized in that: including establishing integral superstructure on boats and ships and establishing the hidden anchor eye in boats and ships, establish at boats and ships prelude integral superstructure is convex line type, establishes at the boats and ships afterbody integral superstructure is full width line type more than the waterline, establishes at boats and ships middle part integral superstructure is full width line type, integral superstructure and boats and ships appearance fuse and form integral outward appearance more than the waterline. The invention is not only suitable for reducing the risk of ship body collision of inland river roll-on ships of ship lifts, but also suitable for reducing the risk of ship body collision of other ships sailing in narrow channels, is also suitable for reducing the risk of ship body collision when the ships are berthed at wharfs and ship locks, and is a key technology for ensuring the economy and collision prevention safety of the ship.

Description

Integral superstructure arrangement scheme of roll-on-roll-off ship suitable for ship lift

Technical Field

The invention relates to an integral superstructure arrangement scheme of a roll-on-roll-off ship suitable for a ship lift, in particular to an integral superstructure arrangement scheme of a ship and a roll-on-roll-off ship suitable for the requirements of the dimension of a Yangtze river three gorges ship lift, and belongs to the field of ship manufacturing.

Background

The three gorges ship lift is a sharp device for shortening the passing time of the dam. The ship lift's ship reception compartment and the passage way into the ship lift are very narrow. In view of the safety of the navigation work, the ship lift imposes dimensional restrictions on the ship, including the ship length, the ship width, the draft, the displacement, the height, and the like. However, to maximize the economic benefit of a vessel, the vessel design dimensions are all close to the upper limit of the constraint dimensions. This poses challenges to the operation of ships and to safety against collision.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: the problem of contradiction exists between ship loading space and ship collision avoidance safety.

In order to solve the problems, the technical scheme of the invention is to provide an integral superstructure arrangement scheme of a ro-ro vessel for reducing collision risk, which is characterized in that: including establishing integral superstructure on boats and ships and establishing the hidden anchor eye in boats and ships, establish at boats and ships prelude integral superstructure is convex line type, establishes at the boats and ships afterbody linear above integral superstructure's the draft line is full width line type, establish at the boats and ships middle part integral superstructure is full width line type, integral superstructure and boats and ships appearance fuse and form integral outward appearance.

Preferably, the integrated superstructure comprises a superstructure living building provided in a vessel bow area.

Preferably, the upper building living building is provided with a cab, and the cab is arranged in the head area of the ship.

Preferably, the top circular arc profiles of the two wings of the cab transition to the full width.

Preferably, the rear area of the upper building living building is a vehicle cabin or a cargo cabin.

Preferably, horizontal arc transition is formed at the corner of the left and right sides of the stern end of the ship.

Preferably the full width of the line below the main deck of the vessel stern to above the draft line is maintained.

Preferably, the integral superstructure of the vessel bow is linearly inwardly inclined in the stern direction at the foremost end.

Preferably, the line of the rearmost end of the integral superstructure at the stern of the vessel is inwardly inclined in the direction of the bow.

Preferably, the hidden anchor recess is flush with the outside of the stowed anchor.

The basic principle of the invention is as follows: the positions of the ship superstructure are reasonably arranged, the superstructure and the ship body are deeply integrated to form an integral appearance, the rigidity of the ship head frame is improved, the integral structure is adopted, the protruding structure is reduced, and the vehicle carrying or loading space in the ship is maximized. The fender is designed by adopting a fender arrangement with a protruding outline limit position, and comprises a rubber fender, a steel fender, a node transition form at a special position and the like.

Compared with the prior art, the invention has the beneficial effects that:

the integral superstructure at the head part is arranged, on one hand, the superstructure and the hull form an integral shape perfectly, and the rigidity of the hull outer frame is increased; on the other hand, the superstructure is located the prelude, and the living area has utilized the space of prelude irregularity area, has increased the area that the hull can effectively be loaded with cars or goods.

The arc-shaped superstructure line above the waterline avoids the frontal collision of the vertical stress surface but generates certain friction, thereby reducing the contact area of the ship body when the ship body is collided; on the other hand, the observation of the space of the left corner and the right corner of the head part at the cab is facilitated, and the safety of the positioning operation of the ship in the ship receiving chamber of the ship lift is guaranteed. The arc transition of the shape of the two wings of the cab ensures the view of the ship when the ship is berthed in the ship receiving chamber of the ship lift and the wharf, ensures the operation safety and reduces the safety risk. The head and tail contours are inwards inclined, so that the possibility of collision with a gate and the like in the longitudinal inclination at extreme positions such as the head and tail tops of a ship in a lock chamber is reduced.

The hidden anchor cave, when the anchor is collected in the hull, does not protrude out of the hull, so that the anchoring is more stable, and the integral appearance structure also looks more beautiful.

The transition from the lower part of the main deck above the tail waterline to the full width limits the transverse movement of the ship in the channel.

Such a configuration ensures safe operation of the hull in the course of entering a narrow channel such as a ship lift and in the docking station in the ship reception chamber.

The invention provides an integral superstructure arrangement scheme suitable for inland ships of a ship lift and capable of reducing the collision risk of a narrow channel, which is not only suitable for reducing the collision risk of a ship body of an inland roll-on ship operating on the ship lift, but also suitable for reducing the collision risk of the ship body of other ships running on the narrow channel, is also suitable for reducing the collision risk of the ship body when the ship is berthed at a wharf and a lock, and is a key technology for ensuring the economy and collision safety of the ship.

Drawings

FIG. 1 is an illustration of a restricted channel;

FIG. 2 is a schematic illustration of a vessel in a ship lift reception or lock chamber;

FIG. 3 is a basic appearance schematic of a ship body of the embodiment of the invention;

FIG. 4 is a schematic illustration of a portion of a high-rise building location life building in accordance with an embodiment of the invention;

FIG. 5 is a schematic top-level building header line-type side view of an embodiment of the invention;

FIG. 6 is a schematic top view profile of a superstructure header profile according to an embodiment of the invention;

FIG. 7 is a schematic side view of a superstructure tail profile according to an embodiment of the invention;

FIG. 8 is a schematic top line profile view of an embodiment of the invention of a superstructure tail;

FIG. 9 is a schematic illustration of a hidden anchor recess arrangement;

FIG. 10 is an anchor stow position illustration of the recessed anchor recess;

the reference numerals are explained below:

101: quay wall

102\ 103: left/right of transverse outermost end of ship head

104\ 105: left/right of transverse outermost end of ship tail

106: horizontal profile of a ship

201: ship reception chamber/dam lock chamber of ship lift

202: ship reception chamber gate/lock chamber gate

203: the topmost end of the bow

204: the topmost end of the stern

301: outline, area shown by bold and solid lines

302: cargo compartment part, area indicated by dotted line

303: upper storied building living building, area shown by dashed-short line

501: outmost protruded contour line of superstructure

502: superstructure top outline

503: head inclination angle

504: full broadside flat line of head

701: tail inward-inclining profile

702: inclination angle of tail

703: full-width flat side line at bottom of tail part

801: horizontal arc transition profile of tail corner

901: hidden anchor recess.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described implementations are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention discloses an integral superstructure arrangement scheme of a roll-on-roll-off ship for reducing collision risks, and provides an arc-shaped integral superstructure line type above a waterline.

The integrated superstructure comprises a superstructure residential building 303, a vehicle or cargo hold 302. The upper building 303 is disposed in the ship-head region, and the cab on the upper building 303 is also disposed in the ship-head region. In order to increase the sight space of the two wings of the cab, the top arc profiles of the two wings of the cab are transited to the full width. A vehicle or cargo compartment 302 is located in the rear area of the superstructure residential building 303.

According to the principle of reducing vertical collision of the ship body, the waterline view of the ship head contour is in an arc shape.

According to the principle of reducing vertical collision of the ship body, the corners of the left and right sides of the stern of the ship are in horizontal arc transition. In order to ensure that the ship sails forwards in a straight line along the shore wall basically in the channel, the line form from the position below the tail main deck of the ship to the position above the draft line basically keeps the full width.

The side view direction of the ship bow superstructure is inwards inclined towards the stern direction, so that the cab is prevented from colliding firstly when the ship collides, and the visual field of the cab is also ensured.

The side view direction of the superstructure at the tail part of the ship inclines inwards towards the bow direction, so that the uppermost layer of the tail part of the ship is prevented from colliding firstly when the ship pitches.

The ship is provided with a hidden type anchor recess 1001, the storage position of the anchor is arranged in the hidden type anchor recess 1001, the anchor can be stored in the hidden type anchor recess 1001, and the outside of the stored anchor is flush with the hidden type anchor recess 1001.

Embodiments of the present invention will be described more fully with reference to the accompanying drawings, 1-10, which are, however, to be considered illustrative and explanatory only and are not restrictive of the scope of the invention.

According to project instance analysis:

as shown in fig. 1, which is an illustration of a vessel according to various exemplary embodiments traveling within a restricted channel, the laterally outermost front-to-

tail positions

102, 103, 104, 105 of the vessel are most likely to rub against a quay wall 101.

As shown in fig. 2, a ship according to various exemplary embodiments docks at a ship reception chamber or dam lock 201, with longitudinal head and tail ends 203 and 204 being the most likely locations to rub against a ship reception chamber gate/lock chamber gate 202.

As shown in FIG. 4, the upper building 303 is located at the bow of the ship, the appearance line of the ship is shown in FIGS. 5-8, and the contour waterline view of the bow is arc-shaped according to the principle of reducing vertical collision of the ship body, as shown by the horizontal line 501 in FIG. 6. Similarly, the corners of the left and right sides of the rearmost end of the tail part are in horizontal arc transition. As shown in fig. 8.

To increase the viewing space of the cab wings, the top arc profiles of the cab wings transition to full width, as shown by the 502 horizontal line in fig. 6.

As shown in fig. 5, the heading superstructure is tilted inward in the stern direction in the side view direction, so that the cab is prevented from colliding first when a ship collides, and the view of the cab is also secured.

As shown in fig. 7, the side view of the superstructure at the tail part is inclined inward toward the bow direction to prevent the ship from pitching, and the top of the tail part is the uppermost layer.

As shown in fig. 7, to limit the vessel to straight forward travel in the channel substantially along the quay wall 101, the line below the aft main deck up to the waterline still maintains substantially full width, shown by full width flat line 703.

As shown in fig. 3, a side view of a basic appearance of a monolithic superstructure according to various exemplary embodiments.

The collision possibility of the anchors of the protruding anchor platform is avoided when the ship collides. Alternatively, as shown in fig. 9, a hidden anchor recess 901 arrangement is employed. As shown in FIG. 10, the stowed position of the anchor is within the recessed anchor recess 901, and the anchor can be stowed within the recessed anchor recess 901, and the exterior of the stowed anchor is flush with the recessed anchor recess 901.

The embodiments of the present invention have been described in detail, but the embodiments are merely examples, and the present invention is not limited to the embodiments described above. Any equivalent modifications and substitutions to those skilled in the art are also within the scope of the present invention. Accordingly, equivalent changes and modifications made without departing from the spirit and scope of the present invention should be covered by the present invention.

Claims

1. An integral superstructure deployment plan for a ro-ro vessel of a ship lift, characterized in that: the integral superstructure is arranged at the head of the ship and is of a circular arc line type, the line above the draft line of the integral superstructure is of a full-width line type, the integral superstructure is arranged at the middle of the ship and is of a full-width line type, and the integral superstructure and the ship are integrated to form an integral appearance.

2. A one-piece superstructure layout for a ro-ro vessel adapted for use with a ship lift according to claim 1, wherein: the integrated superstructure comprises a superstructure living building (303) arranged in the head area of the ship.

3. A one-piece superstructure layout for a ro-ro vessel adapted for use with a ship lift, according to claim 2, wherein: the upper-layer building life building (303) is provided with a cab, and the cab is arranged in the head area of the ship.

4. A one-piece superstructure layout for a ro-ro vessel adapted for use with a ship lift according to claim 3, wherein: the top circular arc profiles of the two wings of the cab are transited to the full width.

5. A one-piece superstructure layout for a ro-ro vessel adapted for use with a ship lift, according to claim 2, wherein: the rear area of the upper building life building (303) is a vehicle cabin or a cargo cabin (302).

6. A one-piece superstructure layout for a ro-ro vessel adapted for use with a ship lift according to claim 1, wherein: and the corners of the left and right side boards at the extreme tail end of the ship tail are in horizontal arc transition.

7. A one-piece superstructure layout for a ro-ro vessel adapted for use with a ship lift according to claim 1, wherein: the full width is maintained from the line below the main deck of the ship tail to above the draft line.

8. A one-piece superstructure layout for a ro-ro vessel adapted for use with a ship lift according to claim 1, wherein: the line type of the foremost end of the integral superstructure of the ship head part inclines inwards towards the stern direction.

9. A one-piece superstructure layout for a ro-ro vessel adapted for use with a ship lift according to claim 1, wherein: the line type of the rearmost end of the integral superstructure at the tail part of the ship inclines inwards towards the direction of the bow.

10. A one-piece superstructure layout for a ro-ro vessel adapted for use with a ship lift according to claim 1, wherein: the outside of the hidden anchor recess (901) is flush with the hidden anchor recess (901) after the hidden anchor is stored.