JP2965796B2 - Water structure - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a water body structure used as a survey tower, a work base, a pile-type breakwater foundation, a bridge foundation or a quay foundation installed in a harbor, an ocean or the like.

[0002]

2. Description of the Related Art Conventionally, as a water body structure, there is Japanese Utility Model No. 60-
As disclosed in Japanese Patent No. 3153, a large number of pillars are connected by connecting beams to form a jacketed steel water body structure body, and the water body structure body is placed on the underwater ground. There is known a structure in which a steel pipe pile is inserted into the pillar and cast on the underwater ground.

[0003]

In the case of the above-mentioned conventional water body structure, the body of the water body structure is placed on the underwater ground,
When the water depth is deep, the height of the body of the water body structure is increased, so that the manufacturing cost of the body of the water body structure is increased, and the body of the water body structure is enlarged, so that the transportability and the handling property are deteriorated.

[0004]

In order to advantageously solve the above-mentioned problems, in the water body structure of the present invention, a steel annular member 1 comprising an annular bottom plate 17 and a peripheral wall plate 18 connected to the outer periphery thereof. The annular bottom slab 17 is fitted to an intermediate portion of the underwater ground driving member 2 and fixed by welding, and the support bracket 16 is fixed to the lower surface of the annular bottom slab 17 and the outer surface of the underwater ground driving member 2 by welding. The suspension frame 19 is fixed to the upper outer surface of the vertical tubular body 4 of the body of water body structure 6, and the suspension frame 19 is attached to the underwater ground driving member 2
And the lower end surface of the vertical cylindrical body 4 and the annular bottom plate 17.
And a gap is also provided between the lower part of the vertical bar 4 and the submerged ground driving member 2 and the peripheral wall plate 18, and the lower end of the vertical tubular body 4 and the submerged ground driving member 2 and the annular member 1 are filled with a time-hardening material 20 such as mortar or concrete to form a leakage prevention device 9.
A time-curable material 7 is filled between the underwater ground driving member 2 and the underwater ground driving member 2. Further, the water body structure body 6 may be configured by connecting a plurality of vertical cylinders 4 in which the water body structure main bodies 6 are arranged at intervals in a horizontal direction by a plurality of connecting members 5. The vertical cylinder 4
A level adjusting spacer 24 for adjusting the level of the vertical cylindrical body 4 may be interposed between the upper horizontal member 23 and the upper end surface of the underwater ground driving member 2 in the suspension frame 19 fixed to the upper part of the vertical frame 4. A level adjusting spacer 24 for adjusting the level of the vertical cylinder 4 is interposed between the horizontal support member 25 fixed to the upper end of the vertical cylinder 4 and the upper end surface of the underwater ground driving member 2. It is good to let. Further, it is preferable to provide a cut-off margin in a lower part of each vertical cylindrical body 4 of the water body structure 6.

[0005]

1 to 3 show a first embodiment of the present invention. As shown in each of the drawings, an underwater ground driving member 2 made of a steel pipe pile is provided at an intermediate portion in the height direction. An annular member 1 made of a steel plate is fitted and fixed by welding, and a number of underwater ground driving members 2 are arranged so as to be arranged two by two at regular intervals in the front-rear direction and also at regular intervals in the left-right direction. In this state, the annular members 1 are placed on the underwater ground 3 and are disposed in the water 10 at substantially the same level.

As shown in each figure, four steel vertical cylinders 4 are arranged at the same interval as the underwater ground driving member 2, and each vertical cylinder 4 is formed of a plurality of steel connecting members. 5, the vertical body 4 of the water body structure body 6 is fitted into the four underwater ground driving members 2 from above and the annular member 1 is connected. And penetrates and is fixed in the time-hardening material 20 inside the inside.

That is, as shown in FIG.
The annular bottom plate 17 of the steel annular member 1 composed of the steel bottom member 7 and the peripheral wall plate 18 connected to the outer periphery thereof
The support bracket 16 is fixed by welding over the lower surface of the annular bottom plate 17 and the outer surface of the underwater ground driving member 2.

A suspension frame 19 is fixed to the upper outer surface of the vertical cylindrical body 4 of the water body structure body 6 by bolts or welding,
The hanging frame 19 is placed on the upper end surface of the submerged ground driving member 2, and a gap is provided between the lower end surface of the vertical cylindrical body 4 and the annular bottom plate 17. A gap is also provided between the driving member 2 and the peripheral wall plate 18, and in this state, as shown in FIG. 2, between the lower end portion of the vertical cylindrical body 4 and the inside of the underwater ground driving member 2 and the annular member 1. Is filled with a time-hardening material 20 such as mortar or concrete to form a leak prevention device 9.

Further, as shown in FIG. 2, the vertical cylinder 4 and the underwater ground driving member 2
The time-curable material 7 is filled in between.

FIGS. 4 to 6 show a second embodiment of the present invention, in which the water body structure body 6 comprises four vertical cylinders 4.
And a horizontal plate-shaped connecting member 5 fixed to each of the vertical cylinders 4 at intervals in the vertical direction. A large number of dowels 21 are fixed, and a space-curable material 22 such as mortar or concrete is filled between the through hole of the connecting member 5 into which the underwater ground driving member 2 is inserted and the underwater ground driving member 2. A cylindrical spacer 8 is fitted to the underwater ground driving member 2 between the flat annular member 1a and the vertical cylindrical body 4. The shape of the dowel is not limited. That is,
The steel rod may be welded in the circumferential direction or in the vertical direction. Further, a steel pipe with an external projection may be used. The shape of the plate-shaped connecting member is not limited to a horizontal shape. That is, it may have an inclined surface or a curved surface. In the case of the second embodiment, since the connecting member 5 is plate-shaped, the water body structure main body 6 can exhibit a wave breaking function.

FIG. 7 shows a third embodiment of the present invention, in which a plurality of water body structure bodies 6 are arranged one above the other in the vertical direction, and the vertical cylinders 4 of each water body structure body 6 are connected in series. And is inserted into the submerged ground driving member 2, but the other configuration is the same as that of the second embodiment.

When the present invention is carried out, as shown in FIG. 8, between the upper horizontal member 23 of the suspension frame 19 fixed to the upper part of the vertical tubular body 4 and the upper end surface of the underwater ground driving member 2. Alternatively, a level adjusting spacer 24 for adjusting the level of the vertical cylinder 4 may be interposed. As shown in FIG. 9, a horizontal support member 25 fixed to the upper end of the vertical cylindrical body 4 is provided.
A level adjusting spacer 24 for adjusting the level of the vertical cylindrical body 4 may be interposed between the upper end surface of the submerged ground driving member 2 and the bottom.

As shown in FIG. 10, a plurality of spacing spacers 26 having guide slopes 27 are fixed to the upper and lower portions inside the vertical cylinder 4 at intervals around the vertical cylinder 4. May be. The guide slope may have a curvature. Note that the shape of the slip stopper is not limited. That is, the underwater ground driving member may be a steel pipe with an external projection. Further, the vertical cylindrical body may be a steel pipe with an inner surface projection.

Further, as shown in FIG. 11, a large number of outer projections 28 for preventing slippage are fixed to the outer peripheral surface of the submerged ground driving member 2 arranged in the vertical cylindrical body 4, and A large number of slip prevention inner surface projections 29 may be fixed to the surface.

When the annular member 1 of the submerged ground driving member 2 mounted on the submerged ground 3 is arranged at the same level, the cylindrical spacer 8 may be omitted. Underwater ground 3
When there is a level difference between the annular members 1 of the underwater ground driving members 2 installed on the ground, the vertical structure 4 of the water body structure body 6 is placed on the annular member 1 so that the vertical cylindrical bodies 4 are placed on the annular members 1. The lower part of the vertical cylinder 4 in the object body 6 may be cut off. Further, as the leakage prevention device 9, any type other than the illustrated type may be used.

[0018]

According to the present invention, the annular bottom plate 17 of the steel annular member 1 comprising the annular bottom plate 17 and the peripheral wall plate 18 connected to the outer periphery thereof is fitted to the intermediate portion of the submerged ground driving member 2. The support bracket 16 is fixed by welding over the lower surface of the annular bottom slab 17 and the outer surface of the underwater ground driving member 2, and is suspended on the upper outer surface of the vertical tubular body 4 of the water body structure body 6. The hanging frame 19 is mounted on the upper end surface of the submerged ground driving member 2, and a gap is provided between the lower end surface of the vertical cylindrical body 4 and the annular bottom plate 17. A gap is also provided between the lower portion and the submerged ground driving member 2 and the peripheral wall plate 18, and the lower end of the vertical cylindrical body 4 is connected to the submerged ground driving member 2 and the annular member 1.
Between the vertical cylindrical body 4 and the submerged ground driving member 2 at the upper part of the temporal hardening material 20 is filled with the temporal hardening material 20 such as mortar or concrete. Is filled with the time-hardening material 7, so that even when the water depth is deep, the water body structure body 6 having a low height can be used. Therefore, the water body structure body 6 can be downsized,
The water body structure main body 6 can be manufactured at low cost, and the transportability and handleability of the water body structure main body 6 can be improved. In particular, the lower end of the vertical cylindrical body 4 enters the temporally hardenable material 7 such as mortar or concrete housed in the annular member 1 of the submerged ground driving member 2 mounted on the submerged ground 3 to prevent the leakage prevention device 9. Is provided, it is possible to reliably prevent the time-curable material 7 filled between the underwater ground driving member 2 and the vertical cylindrical body 4 from leaking.

[Brief description of the drawings]

FIG. 1 is a side view of a water body structure according to a first embodiment of the present invention.

FIG. 2 is a vertical cross-sectional side view showing a part of a state after the time-curable material is filled in the water body structure according to the first embodiment of the present invention.

FIG. 3 is a plan view of the water body structure according to the first embodiment of the present invention.

FIG. 4 is a partially broken side view showing a water body structure according to a second embodiment of the present invention.

FIG. 5 is a plan view illustrating a water body structure according to a second embodiment of the present invention.

FIG. 6 is a partially longitudinal side view showing a part of a water body structure according to a second embodiment of the present invention.

FIG. 7 is a partially cutaway side view showing a water body structure according to a third embodiment of the present invention.

FIG. 8 is a partially longitudinal side view showing the level adjustment support device of the suspension frame fixed to the vertical cylinder.

FIG. 9 is a vertical sectional side view showing a level adjustment support device of a support member fixed to the vertical cylinder.

FIG. 10 is a partially longitudinal side view showing an example in which a spacing spacer is fixed to a vertical cylindrical body.

FIG. 11 is a longitudinal sectional side view showing an example in which an outer projection is fixed to a submerged ground driving member and an inner projection is fixed to a vertical cylinder.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Annular member 2 Submerged ground driving member 3 Submerged ground 4 Vertical cylinder 5 Connecting member 6 Water body structure main body 7 Temporary hardening material 8 Cylindrical spacer 9 Leakage prevention device 11 Lower flange 12 Upper flange 13 Bolt 14 Lower flange 16 Support Bracket 17 Annular bottom plate 18 Perimeter wall plate 19 Suspended frame 20 Temporarily curable material 21 Dowel 22 Temporary curable material 23 Upper horizontal member 24 Level adjustment spacer 25 Supporting member 26 Spacer 27 Spacer 27 Guide slope 28 Outer protrusion 29 Inner protrusion

Continuation of the front page (72) Inventor Koichi Sato 2-6-3 Otemachi, Chiyoda-ku, Tokyo Nippon Steel Corporation Examiner Mitsuru Sunagawa (56) References JP-A-63-97706 (JP, A) JP-A-63-67311 (JP, A) JP 8-23130 (JP, B2) (58) Fields investigated (Int. Cl. ⁶ , DB name) E02B 3/06 E02B 17/00

Claims (5)

(57) [Claims] 1. An annular bottom plate 1 in a steel annular member 1 comprising an annular bottom plate 17 and a peripheral wall plate 18 connected to the outer periphery thereof.
7 is fitted to an intermediate portion of the underwater ground driving member 2 and fixed by welding, and a support bracket 16 is fixed by welding to the lower surface of the annular bottom slab 17 and the outer surface of the underwater ground driving member 2. A suspension frame 19 is fixed to the upper outer surface of the vertical cylinder 4 of the structure body 6, and the suspension frame 19 is mounted on the upper end surface of the underwater ground driving member 2, and the lower end surface of the vertical cylinder 4 and the annular bottom plate 17 And a gap is also provided between the lower part of the vertical tubular body 4 and the underwater ground driving member 2 and the peripheral wall plate 18, and the lower end of the vertical tubular body 4 and the underwater ground driving member 2 and the annular member 1 are filled with a time-hardening material 20 such as mortar or concrete to prevent leakage.
9 is formed, and on the upper part of the temporally curable material 20, between the vertical cylindrical body 4 and the underwater ground driving member 2, the temporally curable material 7 is formed.
A water body structure filled with. 2. The water body structure according to claim 1, wherein the water body structure main body is formed by connecting a plurality of vertical cylinders arranged at intervals in a horizontal direction by a plurality of connection members. 3. An upper horizontal member 23 and a submerged ground driving member 2 in a suspension frame 19 fixed to an upper portion of the vertical cylindrical body 4.
The water body structure according to claim 1 or 2, wherein a level adjusting spacer (24) for adjusting the level of the vertical cylindrical body (4) is interposed between the upper end surface of the vertical cylindrical body (4). 4. The hanging frame 1 is provided at the upper end of the vertical cylindrical body 4.
9. A level adjusting spacer for adjusting the level of the vertical cylinder body is interposed between a horizontal support member fixed in place of the base member 9 and an upper end surface of the submerged ground driving member. The water body structure according to claim 2. 5. The water body structure according to claim 1, wherein a cut-out margin is provided in a lower part of each vertical cylindrical body 4 of the water body structure 6.