JPH06104553B2 - Wave-dissipating block relocation device - Google Patents

Description

Description: [Field of Industrial Application] The present invention relates to a wave-dissipating block transfer device used for pulling up a wave-dissipating block installed in water.

[Prior Art] The conventional wave breaking block is to be relocated as an actual Kaihei 1-14
In Japanese Patent No. 3785, a wave-dissipating structure in which a connecting rope wound around each of the three legs is connected to three sides of a base arranged between common roots of the three legs and a lifting rope is connected to the base. Block hangings have been proposed. See also Kaihei 1-16
Japanese Patent No. 2484 proposes a wave-dissipating block suspender in which an L-shaped hook is provided at an angle of a plane triangular frame, and a pressurizing member that abuts against the leg end surface of the wave-dissipating block is provided in the hook. There is.

[Problems to be Solved by the Invention] In the prior art, when attaching a suspender to a wave-dissipating block, the suspending work is performed on the ground such that the suspender is set after being aligned in a correct position. When trying to use the existing wave-dissipating block in the water such as the sea or river, the work efficiency is low because the diver must lift it while visually checking the set state, and the diver is caught in the wave-dissipating block. There was a risk that it would end up.

SUMMARY OF THE INVENTION It is an object of the present invention to solve the above problems and provide a wave-dissipating block transfer device capable of transferring an existing wave-dissipating block without diving work.

[Means for Solving the Problem] The invention of claim 1 is a wave-dissipating block transfer device in which a plurality of wave-dissipating block hanging bodies made of flexible members are suspended on a support connected to the lower end of a suspending member. In the above, the wave-dissipating block hook is U-shaped, one end of which is connected to the outside of the support, and the other end of which is provided at the center of the support so as to be lifted and lowered.

According to the invention of claim 2, a rotating device for the support is connected to the suspending member.

Further, according to the invention of claim 3, a moving device for moving one end side of the wave-dissipating block hanging body to the center side of the support body is provided on the support body.

[Operation] In the structure of the above-mentioned claim 1, the other end of the wave-dissipating block hanging body is moved up and down to adjust the length of the wave-dissipating block hanging body hung below the support to lock the wave-dissipating block. The wave-dissipating block can be relocated by suspending it with a suspending member.

Further, in the configuration of the above-mentioned claim 2, the wave-dissipating block hook can be held by being squeezed after being caught in the wave-cut block by rotation of the wave-cut block hook.

Further, in the configuration of the above-mentioned claim 3, one end side of the wave-dissipating block hook may be moved to the center side of the support so that the wave-dissipating block hook may be squeezed and held by the wave-cutting block. it can.

[Embodiment] Next, an embodiment of the present invention will be described with reference to the accompanying drawings.

FIG. 1 and FIG. 2 show the first embodiment, in which 1 is a pontoon equipped with a crane 2 and is provided with a winding device 3, 3A such as a winch. And this winding device 3,3A
One end of a suspension member 4, 4A such as a wire rope is connected to the other end of the suspension member 4, and the other end of the suspension member 4 is connected to the support member 6 on three sides via an electric or hydraulic motor 5. Are connected. The support body 6 has a plurality of support rods 9 radially provided inside a circular annular frame 8, and a short tube portion 9A is provided at the center of the support rods 9. Reference numeral 10 denotes a wave-dissipating block hanging body (hereinafter referred to as a "hanging body") provided on the support body 6. The hanging body 10 is a chain,
It is flexible such as a wire rope, and has one end 11 connected to three sides of the annular frame 8 and the other end 11A inserted into the short tubular portion 9A so as to have a U-shape. The other end 11A is connected to the suspension member 4A.

Next, the operation of the above configuration will be described.

The suspension members 4, 4A are respectively unwound by the winding devices 3, 3A to lower the support 6 almost directly above the existing wave-eliminating block A, and the hanging body 10 is arranged around the wave-eliminating block A.
Then, the motor 5 is operated to rotate the support 6, and thus the end 11 side of the hanging body 10, so that the hanging body 10 is entangled with the legs of the wave-eliminating block A and the winding device 3A.
Thus, when the suspension member 4A is retracted, the hanging body 10 is gradually wound around the wave-dissipating block A so that the wave-dissipating block A is held. After this, when the suspending member 4A is further retracted by the winding device 3A, the wave-dissipating block A is lifted up to the surface of the water, and then transferred by the crane 2 onto the ship 1. At this time, the suspension member 4 is taken up by the winding device 3.

As described above, by providing the support 6 at the lower end of the suspension member 4 and the flexible hanging body 10 provided on the supporting body 6, the hanging body 10 is mounted on the wave-dissipating block A in water.
Since it can be pulled up after being entangled, it is not necessary to check the set state by a diver, and the work efficiency can be improved and the work can be performed safely.

Further, since the hanging body 10 is U-shaped and has one end located outside and the other end located at the center, the hanging body is suspended from the supporting body 6.
10 easily sticks to the legs of the wave-dissipating block A, so that the retaining force of the wave-dissipating block A is secured and the transfer can be reliably performed.

Moreover, since the supporting body 6 is provided with the motor 5 as a rotating device, the hanging body 10 can be forcibly rotated around the wave-eliminating block A. Therefore, the hanging body 10 can be relatively easily
Can be entangled with the wave-dissipating block A and can be tightened and held, so that the work can be performed reliably in a short time.

FIG. 3, FIG. 4 and FIG. 5 show the second embodiment and the third embodiment. The same parts as those of the first embodiment are designated by the same reference numerals and their detailed description will be omitted.

In the second embodiment, one end 11 of the hanging body 10 is connected to the inner end of the supporting rod 9, and the hanging body 10 is locked to a hook 12 which is a moving device provided rotatably on the outer end of the supporting rod 9. Sir,
An operation wire 13 is connected to the hook 12. Therefore, the hanging body 10 is arranged around the wave-dissipating block A, and the operating wire 13 is operated from a barge (not shown) to make the hanging body 10
To remove the hook from the hook 12
It is designed to be entangled with the base side of the leg and then the suspension member 4A is retracted so that the wave-dissipating block A can be held and relocated.

By making the one end 11 side of the hanging body 10 movable to the center side of the support body 6 in this way, the hanging body 10 can be securely hooked to the wave-eliminating block A.

In the third embodiment, the supporting body 6 is composed of an underframe having legs 6A on all sides, and an annular frame 8 rotated by the motor 5 is integrally provided on the supporting body 6. The one end 11 side of the hanging body 10 can be moved by the hook 12 as in the second embodiment.

Therefore, the support member 6 is previously installed on the wave-dissipating block A by the suspending member 4, the legs 6A are grounded to a stable state, the suspending member is then extended, and the annular frame 8 is rotated by the motor 5. The hanging body 10 around the legs of the wave-dissipating block A, the hooks 12 are removed, the hanging body 10 is entangled in the wave-dissipating block A, and then the hanging member 4A is pulled up. Reference numeral 10 is a member which is squeezed into the leg to hold the wave-dissipating block A and to be transferred in this state.

By thus forming the support body 6 with the legs 6A in the form of an underframe, the hanging body 10 can be hooked on the wave-dissipating block A in a stable state.

The present invention is not limited to the above-described embodiment, and various modifications are possible, for example, the support may be a disk-shaped one, or the suspension member may be suspended by a crane installed on the shore or the like. Is.

[Effect of the invention] The invention of claim 1 is a wave-dissipating block transfer device in which a plurality of wave-dissipating block hooks made of flexible members are suspended on a support connected to the lower end of a suspending member. The wave block hanging body is U-shaped, one end of which is connected to the outside of the supporting body and the other end of which is provided in the central portion of the supporting body so as to be able to move up and down, without checking the set state. Since the wave-dissipating block can be relocated, the work efficiency can be improved and the work can be performed safely. Furthermore, the hanging body is U-shaped, and one end is hung outside and the other end is hung in the center. The wave breaking block can be easily attached to the wave breaking block and its holding force can be improved, and the existing wave breaking block can be reliably transferred without diving work.

Further, according to the invention of claim 2, by connecting the rotating device of the support to the suspension member, the hanging body can be forcibly rotated around the wave breaking block and the hanging body is surely wound around the wave breaking block. You can

Further, according to the invention of claim 3, a moving device for moving one end side of the wave-dissipating block hanging body to the center side of the supporting body is provided on the supporting body, so that the hanging body can be securely attached to the leg of the wave-dissipating block. Can be wrapped around the root side.

[Brief description of drawings]

The drawings show an embodiment of the present invention. Fig. 1 is a perspective view showing the first embodiment, Fig. 2 is a perspective view showing the same use state, and Fig. 3 is a perspective view showing the second embodiment. FIG. 4 is a perspective view of the third embodiment, and FIG. 5 is a perspective view of the same usage state. 4, 7 ... Suspension member 5 ... Motor (rotating device) 6 ... Support 10 ... Wave-dissipating block hook 11 ... One end 11A ... Other end 12 ... Hook (moving device) A ... Wave-dissipating block

Claims (3)

[Claims] 1. A wave-dissipation block transfer device in which a plurality of wave-dissipation block hangers each made of a flexible member are hung on a support connected to the lower end of a suspending member. The wave-dissipating block transfer device, wherein one end thereof is connected to the outside of the support and the other end is provided at the center of the support so as to be able to move up and down. 2. The wave-dissipating block transfer device according to claim 1, wherein a rotating device for the support is connected to the suspending member. 3. The wave-dissipating block transfer device according to claim 1, wherein a moving device that moves one end side of the wave-dissipating block hook to the center side of the support is provided on the support. .