JPH11180390A - Floating body unit carrier - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a floating body unit carrier which permits a floating body unit housing part to have enough room in such a way that somewhat change in size for the floating body unit can be absorbed, and prevents resistance due to the floating body units at the time of sailing as much as possible from increasing. SOLUTION: In the hull 3, a recessed entrance part 3c is formed by an inner circumferential wall 3 in a U-shape in such a way that a rectangular shaped floating body unit 1 can be loosely fitted in, and an opening 3d is provided to have the floating body unit introduced in over the sea for the rear end of the recessed entrance part 3c. The floating body unit 1 firmly bound by a locking wire 2 permits its draft and trim to be conformed with the draft and trim of the hull by the adjustment of ballast in the ballast tank 9 of the hull 3.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a ship for carrying a floating unit as a component of a large floating body.

[0002]

2. Description of the Related Art A floating unit constituting a large-scale floating body includes:
In many cases, it is planned to have a length of about 300 m, a width of about 60 m, and a depth of about 5 to 10 m. As a means for transporting such a huge floating unit, a plurality of tugboats T as shown in FIG. It is considered that the floating unit 1 is towed by using the floating unit 1.
Is formed in the shape of a rectangular parallelepiped, so that the resistance is increased and the towing speed is slowed down, and there is a problem that it is easily affected by wind and waves.

Therefore, it is conceivable to use a vessel having a U-shaped container introduction part developed as a conventional container transport system (see Japanese Patent Application Laid-Open No. 62-12525) as a floating unit transport vessel. In the means of fixing the sized hull to the hull, if it is used to transport a floating unit that changes slightly in form, the size will not match or the bottom of the floating unit will be lower than the bottom of the carrier It may protrude and increase resistance during navigation.

[0004]

SUMMARY OF THE INVENTION In order to solve the above-mentioned drawbacks of the prior art floating unit transporting means, the present invention is directed to a floating unit accommodating portion which can absorb a slight change in the size of the floating unit. It is an object of the present invention to provide a floating unit carrier that allows sufficient space for the floating unit and prevents the floating unit from increasing in resistance during navigation.

[0005]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, a floating unit carrier of the present invention has a U-shaped inner peripheral wall for loosely fitting a rectangular parallelepiped floating unit and has an opening at a rear end. A ballast tank for aligning at least the draft with the floating unit introduced and locked through the opening in the recessed portion along the inner peripheral wall of the recessed portion. It is characterized by.

In the above-mentioned floating unit carrier of the present invention,
The recessed portion having the U-shaped inner peripheral wall and having an opening formed at the rear end is provided with a margin so that a rectangular parallelepiped floating unit introduced through the opening can be loosely fitted. Some size changes are absorbed.

[0007] The floating unit introduced and locked into the recess is adjusted at least in draft with the hull by ballast adjustment of a ballast tank along a U-shaped inner peripheral wall forming the recess, and trimmed as required. Therefore, there is no step between the bottom surface of the hull and the bottom surface of the floating body unit, thereby avoiding an increase in resistance during navigation.

The floating unit carrier of the present invention has a U-shaped inner peripheral wall and an opening formed at a rear end thereof for loosely fitting a rectangular parallelepiped floating unit. A rectifying plate is provided, which is provided so as to protrude from the bottom of the boat toward the lower edge of the front end portion of the floating body unit introduced and locked through the opening.

In the above-described floating unit carrier of the present invention as well, a rectangular parallelepiped floating unit having a U-shaped inner peripheral wall and an opening formed in the rear end is loosely fitted through the opening. So you can afford it,
A slight change in size of the floating unit is absorbed.

[0010] The floating unit introduced into the recessed portion and locked therein is rectified by a rectifying plate projecting from the bottom of the ship toward the lower edge of the front end thereof to rectify the flow of water toward the lower surface of the floating unit. Therefore, even if a step is formed between the front end of the floating body unit and the ship bottom, the step is covered with the rectifying plate, so that an increase in resistance during navigation is avoided.

[0011] Further, the floating unit carrier of the present invention comprises:
The floating unit has a U-shaped inner peripheral wall and an opening formed at a rear end thereof for loosely fitting a rectangular parallelepiped floating unit. The floating unit is inserted into the recess through the opening and locked. A ship bottom member coupled to a lower edge of the inner peripheral wall of the recess is provided so as to cover the bottom surface.

In the floating unit carrier of the present invention described above,
The recessed portion having the U-shaped inner peripheral wall and having an opening formed at the rear end is provided with a margin so that a rectangular parallelepiped floating unit introduced through the opening can be loosely fitted. Some size changes are absorbed.

The bottom surface of the floating unit accommodated in the recess is always covered by a bottom member connected to the lower edge of the inner peripheral wall of the concave portion. Does not occur at all.

[0014]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a plan view showing a floating unit carrier according to a first embodiment of the present invention; FIG. FIG. 3 is a side view as viewed in the direction of arrows BB in FIG. 1, FIG. 4 is a plan view showing a floating unit carrier as a second embodiment of the present invention, and FIG. 5 is CC in FIG. FIG. 6 is a side sectional view taken along the line DD of FIG. 4, and FIGS.
(c) is an enlarged view showing a modification of a main part in the side view of FIG. 6, FIG. 8 is a plan view showing a floating unit carrier as a third embodiment of the present invention, and FIG. 9 is a plan view of FIG. EE
FIG. 10 is a side view taken along the arrow FF in FIG. 8.

First, a floating unit carrier as a first embodiment of the present invention will be described. As shown in FIGS. 1 to 3, a rectangular parallelepiped floating unit 1 is loosely fitted and transported. A concave portion 3c having an inner peripheral wall 3a and having an opening 3d at the rear end is provided.

In order to align the draft and trim with the floating unit 1 which is introduced into the recess 3c at the sea through the opening 3d and secured to the hull 3 by the locking wire 2, the hull 3
Is a ballast tank 9 that can be poured and drained along the inner peripheral wall 3a.
Is provided.

A winch 6 used when the floating unit 1 is drawn into the recess 3c while floating on the sea is provided on both sides of the hull 3 in front of the recess 3c. A rudder 7 and a propulsion device 8 are disposed at the stern end of each of the hull portions divided into right and left along with the formation of the hull. Further, the recess 3c is provided with a fender 5 inserted into a gap between the inner peripheral wall 3a and the floating unit 1.

In the floating unit carrier of the first embodiment, the floating unit 1 having the U-shaped inner peripheral wall 3a and having the opening 3d formed at the rear end thereof is introduced through the opening 3d. Since there is a margin so that the floating unit 1 can be loosely fitted, a slight change in size of the floating unit 1 is absorbed.

The floating unit 1 introduced into the concave portion 3c and locked to the hull 3 by the wire 2 adjusts the ballast of the ballast tank 9 along the U-shaped inner peripheral wall 3a forming the concave portion 3c, and the draft of the floating body unit 1 Since the trim and the trim are aligned, there is no step between the bottom surface of the hull 3 and the bottom surface of the floating unit 1, so that an increase in resistance during navigation can be avoided.

In this manner, in the present embodiment, the transport speed can be significantly increased as compared with the conventional method of transporting the floating unit by a tugboat, and it is possible to cope with severe winds and waves.

Next, a floating unit carrier as a second embodiment of the present invention will be described. As shown in FIGS. 4 to 6, also in the second embodiment, the rectangular parallelepiped floating unit 1 is loosely fitted. For transport, the hull 3 has a U-shaped inner peripheral wall 3a and a recessed portion 3c having an opening 3d at the rear end.
Is provided.

In the second embodiment, in particular, a step between the bottom front end of the floating unit 1 and the bottom of the hull 3 which is introduced into the recess 3c through the opening 3d and secured by the locking wire 2 at sea. A rectifying plate 4 is provided so as to protrude from the bottom of the ship toward the lower edge 1a of the front end of the floating body unit 1 in order to cover the floating body 1. The current plate 4 may be fixed to the bottom of the ship, but as shown in FIG. 7 (a), along with a guide 4a obliquely fixed to the bottom of the ship, a screw-type or hydraulic telescopic mechanism 4b is used. It can also be provided so as to be able to protrude and retract.

As shown in FIGS. 7 (b) and 7 (c), the base end of the current plate 4 is rotatably attached to the bottom of the ship by a hinge 4c, and the hydraulic jack 4d or the screw jack 4 is mounted.
The inclination angle of the current plate 4 may be changed by e. Note that reference numeral 4f in FIGS. 7B and 7C indicates a hinge.

As described above, according to the current plate 4 shown in FIGS. 7A, 7B, and 7C, the current difference between the bottom surface of the hull 3 and the bottom surface of the floating unit 1 depends on the size of the step. Can be properly covered.

The floating unit carrier of the second embodiment also has a U-shaped inner peripheral wall 3a and an opening 3d at the rear end.
Is formed so that the rectangular parallelepiped floating unit 1 introduced through the opening 3d can be loosely fitted, so that a slight change in size of the floating unit 1 is absorbed.

The floating unit 1 introduced into the recess 3c and fixed to the hull 3 by the wire 2 has a rectifying plate 4 protruding from the bottom of the boat toward the lower edge of the front end thereof. The flow of water heading towards is rectified. In this way, even if a step is formed between the front end of the floating unit 1 and the bottom of the ship, the step is covered with the rectifying plate 4 so that an increase in resistance during navigation is avoided.

Next, also in a third embodiment of the present invention shown in FIGS. 8 to 10, the hull 3 has a U-shaped inner peripheral wall 3a for loosely fitting and transporting the rectangular parallelepiped floating body unit 1. A concave portion 3c having an opening 3d at the rear end is provided.

In the third embodiment, in particular, the recessed portion is introduced into the recessed portion 3c at the sea through the opening 3d so as to cover the bottom surface of the floating unit 1 secured to the hull 3 by the locking wire 2. A ship bottom member 3b is provided which is coupled to a lower end edge of the inner peripheral wall 3a of 3c.

The floating unit carrier of the third embodiment also has a U-shaped inner peripheral wall 3a and an opening 3d at the rear end.
Is formed so that the rectangular parallelepiped floating unit 1 introduced through the opening 3d can be loosely fitted, so that a slight change in size of the floating unit 1 is absorbed.

Since the bottom surface of the floating unit 1 housed in the recess 3c is always covered with a bottom member 3b connected to the lower edge of the inner peripheral wall of the recess 3c, the floating unit 1 There is no increase in the resistance associated with the accommodation of the vehicle.

As described above, in the second embodiment and the third embodiment of the present invention, similarly to the first embodiment, the transport speed is remarkably increased as compared with the conventional method of transporting a floating unit by a tugboat. To deal with harsh winds and waves.

[0032]

As described above, according to the floating unit carrier of the present invention, the following effects can be obtained. (1) In the carrier, a concave portion having a U-shaped inner peripheral wall and an opening formed at the rear end is provided with a margin so that a rectangular parallelepiped floating unit introduced through the opening can be loosely fitted. Therefore, a slight change in the size of the floating unit is absorbed. Then, the floating unit introduced and locked into the concave portion is aligned with at least the draft with the hull by ballast adjustment of the ballast tank along the U-shaped inner peripheral wall forming the concave portion. A step is not generated between the floating unit and the bottom surface of the floating unit, thereby avoiding an increase in hull resistance when the floating unit is carried. (2) The floating unit introduced and locked into the concave part of the carrier is rectified by a rectifying plate projecting from the bottom of the ship toward the lower edge of its front end to rectify the flow of water toward the lower surface of the floating unit. In this case, even if a step is formed between the front end of the floating body unit and the ship bottom, the step is covered with the rectifying plate, thereby preventing an increase in resistance during navigation. (3) If the bottom surface of the floating unit accommodated in the concave portion of the carrier is always covered with the bottom member coupled to the lower edge of the inner peripheral wall of the concave portion, the floating unit may be accommodated during navigation. No increase in resistance will occur. (4) According to the above items (1) to (3), in the floating unit carrier of the present invention, the transport speed can be remarkably increased as compared with the conventional method of transporting the floating unit by a tugboat, so that it can be subjected to severe winds and waves. Will also be able to deal with it.

[Brief description of the drawings]

FIG. 1 is a plan view showing a floating unit carrier as a first embodiment of the present invention.

FIG. 2 is a cross-sectional view taken along the line AA of FIG.

FIG. 3 is a side view taken along the line BB in FIG. 1;

FIG. 4 is a plan view showing a floating unit carrier as a second embodiment of the present invention.

FIG. 5 is a cross-sectional view taken along the line CC of FIG. 4;

FIG. 6 is a side view taken along the line DD of FIG. 4;

7 (a), (b), and (c) are enlarged views each showing a modification of a main part in the side view of FIG.

FIG. 8 is a plan view showing a floating unit carrier as a third embodiment of the present invention.

FIG. 9 is a transverse sectional view taken along the line EE of FIG. 8;

FIG. 10 is a side view taken along the line FF in FIG. 8;

FIG. 11 is a plan view showing a conventional floating unit transporting means.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 Floating unit 1a Lower edge of front end of floating unit 2 Wire 3 Hull 3a Inner peripheral wall 3b Bottom member 3c Recess 3d Opening 4 Rectifier plate 4a Guide 4b Telescopic mechanism 4c Hinge 4d Hydraulic jack 4e Screw jack 4f Hinge 5 Fender hinge 8 Propulsion device 9 Ballast tank T Tugboat

Claims (3)

[Claims] 1. A recess having a U-shaped inner peripheral wall and an opening formed at a rear end thereof for loosely fitting a rectangular parallelepiped floating body unit, and introduced into the recess so as to be engaged therewith. A floating unit carrier, wherein a ballast tank for aligning at least the draft with the floating unit is arranged along an inner peripheral wall of the recess. 2. A recess having a U-shaped inner peripheral wall and an opening formed at a rear end thereof for loosely fitting a rectangular parallelepiped floating body unit, and introduced into the recess through the opening and locked. A floating unit carrier, comprising: a rectifying plate provided so as to protrude from the bottom of the boat toward a lower edge of a front end of the floating unit. 3. A concave portion having a U-shaped inner peripheral wall and having an opening formed at a rear end thereof for loosely fitting a rectangular parallelepiped floating body unit, and is introduced into the concave portion through the opening and locked. A floating unit carrier, wherein a bottom member coupled to a lower end edge of an inner peripheral wall of the recess is provided so as to cover a bottom surface of the floating unit.