JP3881406B2 - Box joining method - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a box joining method.
[0002]
[Prior art]
When welding the box floating in the water and semi-submerged in the opening, the compressed air is sent to each box by sending compressed air as a method of draining the water that has been immersed in the box joint. There is known a method of draining the water that has been immersed in the box by applying the water.
At this time, it is necessary to perform an air leakage prevention operation so that the compressed air does not leak from the joints of the boxes.
Therefore, as shown in FIG. 8, a working scaffold c is temporarily installed in the boxes a and b, a seal plate d is applied to the joint, and the seal plate d is attached to the inner peripheral surfaces of the boxes a and b with gum tape or the like. Therefore, a method for preventing leakage is known.
[0003]
[Problems to be solved by the invention]
Leakage prevention work for the drainage method using pressurized air is highly dangerous because it is a work in which a work scaffold is installed in a flooded box.
In addition, after drawing the boxes together and temporarily fixing them, it takes a construction time to perform the air leakage prevention work for closing the opening of the joint.
The present invention has been made to solve the above-described problems, and an object of the present invention is to provide a method for joining boxes in order to pressurize quickly and safely after the box is temporarily fixed. It is in.
[0004]
[Means for Solving the Problems]
1st invention of this application attaches a sealing material except the bottom part among the internal peripheral surfaces of both opening end parts in the joining method of the box which joins the opening edge part of the opposing box which attracted on the ocean At the same time, a guide member is extended on the inner peripheral surface of one of the opening ends, and the seal member is brought into contact with the opposing seal member while the guide member is fitted in the opposite case. By joining the open end of the body and applying pressure to the box in a state where the joint of the open end excluding the bottom is covered with the seal material, the seal material is tightly closed and closed. This is a box joining method characterized by draining the water in the box from the inside.
In addition, the second invention of the present application is a sealing method for joining the open ends of the opposing boxes attracted on the ocean, except for the bottom of the inner peripheral surface of one open end. And a receiving member for the sealing material is installed on the inner peripheral surface of the other opening end, a guide member is extended on the inner peripheral surface of one of the opening ends, and the guide member faces the casing. And fitting the sealing material to the receiving portion to join the open end of the box, and the joint of the open end excluding the bottom is covered with the sealing material in the box. The box joining method is characterized by draining the water inside the box from the bottom while applying close pressure to close the sealing material and closing it.
According to a third invention of the present application, in the box joining method according to any one of the first to second inventions of the present application, the sealing material is formed of a flexible material. This is a joining method.
The fourth aspect of the present invention is the method of bonding a box body according to any of the first invention to third invention of the present application, a seal member disposed in the seal member, the seal member box body opening The box joining method is characterized by being used by being sandwiched between an end portion and the sealing material.
Further, a fifth invention of the present application is characterized in that, in the box joining method according to any one of the first invention to the fourth invention of the present application, a seal body is disposed at a base end portion of the seal material. This is a box joining method.
[0005]
DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiment 1
Hereinafter, the configuration of the box joint and the sealing material used in the box joining method of the present invention will be described with reference to FIGS.
[0006]
<A> Configuration of Sealing Material The sealing material 1 used in the method for bonding boxes according to the present invention has an opposing sealing component 3 for sealing the bonding portion 22 of the opening end 21 of the opposite box 2; A seal body 4 is arranged between the seal component 3 and the box 2.
[0007]
<B> Seal constituent member As shown in FIG. 1, the seal constituent members 3 a and 3 b are members constituting the seal member 1 that closes the gap between the joint portions 22 of the boxes 2 a and 2 b.
The seal component 3 is continuous over the joining direction of the joint portion 22 so as to leave a gap for discharging the water 5 in the box 2 at the bottom 221 of the joint portion 22 of the joined boxes 2a and 2b. Arrange.
The seal constituent members 3a and 3b are attached to the inner peripheral edge portions of the open end portions 21a and 21b of the opposing boxes 2a and 2b, respectively, and a pair is joined to constitute the seal material 1.
Therefore, the seal constituent member 3a is attached so that the joint end portions 31a and 31b face each other to the sheet constituent member 3b which is a pair from the opening end portion 21a of the box 2a.
[0008]
The seal constituent members 3a and 3b enhance the jointability of the joint portions of the seal constituent members 3a and 3b by using an elastic action by being made of a flexible material such as urethane sponge.
It is also conceivable that a known sealing body (not shown) is disposed in advance at the joining end portions 31a and 31b of the seal constituent members 3a and 3b in order to increase the confidentiality at the time of joining.
By adopting a flexible material, the seal constituent members 3a and 3b are more reliably blocked by being pressed against the joint 12 by the atmospheric pressure when pressure is applied to the joined boxes 2a and 2b. .
It is also conceivable that a seal member (not shown) or a tape member 5 for enhancing confidentiality is disposed at the base end portion of the seal component 3 as necessary.
[0009]
<C> Seal body The seal body 4 is a member attached so as to be positioned in the cover body 4 described above in order to seal and close the joint portion 22 of the boxes 2a and 2b more reliably.
It is conceivable that the seal body 4 is attached in advance to one of the pair of seal constituent members 3a and 3b described above.
The seal body 4 has sufficient dimensions to completely cover the joint portion 22 of the boxes 2a and 2b in the joining direction.
It is conceivable that the seal body 4 is made of a highly flexible material such as a resin, and the joint portion 22 is reliably sealed and closed by the flexibility.
Specifically, the sealing member 4 described above is pressed against the joint portion 22 by the atmospheric pressure when pressure is applied to the joined boxes 2a and 2b, whereby the seal body 4 disposed on the inner side is further attached to the joint portion 22. By closely contacting, the joint portion 22 is reliably closed.
It is also conceivable that the sealing body 4 is not used and the joint 22 of the boxes 2a and 2b is sealed and closed only by the sealing material 1 described above.
[0010]
[Action]
Hereinafter, the box joining method will be described with reference to FIG.
[0011]
<A> Box Joining and Sealing Placement Process As shown in FIG. 2, the open end portions 21 a and 21 b of the pair of boxes 2 a and 2 b floating on the water 6 are brought together.
As shown in (1) in FIG. 3, the guide members 23 provided at the edge portions of the open end portions 21a and 21b determine the joining positions of the boxes 2a and 2b and join them to temporarily fix them.
A sealing material 1 composed of a pair of seal constituent members 3a and 3b is attached to predetermined positions on the inner peripheral surfaces of the open end portions 21a and 21b.
Therefore, as shown in (2) in FIG. 3, the opposing seal constituent members 3 a and 3 b are also joined simultaneously with the pair of boxes 2, and continuous as the seal material 1 over the joining direction of the joint portion 22 of the box 2. Arranged.
At this time, the sealing material 1 covers all the connection portions 22 except for the bottom portion 221 of the joint portion 22 of the box 2 so that the water 61 can be drained from the bottom portion 221 when pressurized.
When the seal body 4 is used in the seal material 1, it is attached in advance to the seal constituent members 3a and 3b so as to be positioned at the connection portion 22 when the boxes 2a and 2b are temporarily fixed.
[0012]
<B> Drainage process After temporary fixing of the boxes 2a and 2b, pressure is applied by sending compressed air 7 into the box 2 by known means.
Since the pressure inside the box 2 is increased, the compressed air 7 tends to escape from the box 2 to the outside. Therefore, the compressed air 7 is moved outward with respect to the peripheral surface of the box 2 and the submerged water 61. Apply a pneumatic pressure of 8 going.
Thereby, the sealing material 1 arrange | positioned at the junction part 22 of box 2a, 2b is pressed in the junction part 22 direction.
As shown in (3) in FIG. 3, the sealing material 1 is made of a flexible material, and thus is deformed by the pressurized air pressure 8 and is brought into close contact with the joint portion 22.
Thereby, the joining part 22 is reliably sealed and closed by the sealing material 1.
At this time, if the sealing body 4 is disposed inside the sealing material 1, the joint portion 22 is double sealed, and the effect is doubled.
As shown in FIG. 4, the air 7 that has lost its escape area due to the sealing material 1 of the joint portion 22 becomes the pressure pressure 8 and compresses the water 61. As a result, the air in the joint portion 22 of the box 2 that has not been provided with the sealing material 1. Water is drained out of the box 2 through the gap of the bottom 221.
After all the water immersion 61 is discharged, the bottom 221 of the joint portion 22 of the boxes 2a and 2b is stopped, and the joint portion 22 is completely joined by welding or the like to complete the joining of the boxes 2a and 2b.
[0013]
Second Embodiment of the Invention
In addition to the description in Embodiment 1 of the invention, a box joining method using a sealing material as described below can be considered.
As shown in FIG. 5, the cross-sectional shape of the tip of the insertion-side seal component 3c is formed in the arrow-shaped end 31c, and the cross-sectional shape of the tip of the accommodating-side seal component 3d is the C-shaped end 31d. It is conceivable to form in
Due to the shape of the tip of each of the seal constituent members 31c and 31d described above, more reliable joining of the seal constituent members 31c and 31d is ensured when the boxes 2c and 2d are joined. Thereby, the sealing material 1a can be reliably arranged at a predetermined position of the joint portion 22 of the boxes 2c and 2d.
It is also conceivable to improve the air leakage by disposing a seal body on the joint surface between the arrow-shaped end portion 31c and the C-shaped end portion 31d of each seal constituent member 3c, 3d.
It is also conceivable to arrange a sealing body (not shown) or a tape body (not shown) for enhancing the confidentiality at the base end portions of the seal constituent members 31c and 31d as necessary.
[0014]
Embodiment 3 of the Invention
In addition to the box joining method described in the first or second embodiment of the invention, as shown in FIG. 6, the housing 31f at the tip of the seal component 3f that forms a pair with the seal component 3e is formed long, It is conceivable to use the sealing material 1b in which the joint portion between the seal constituent members 3e and 3f is set long.
Thereby, it is conceivable to impart high air leakage to the sealing material 1b that closes the joint portion 22 of the boxes 2e and 2f.
It is also conceivable to further improve the air leakage by arranging a sealing body on the joint surface between the seal component 3e and the accommodating portion 31f of the seal component 3f.
It is also conceivable to arrange a sealing material (not shown) or a tape body (not shown) for enhancing confidentiality at the base end portions of the seal constituent members 31e and 31f as necessary.
[0015]
Embodiment 4 of the Invention
A box joining method using a sealing material other than the above-described embodiments will be described.
In the present embodiment, as shown in FIG. 7, a seal component 3g formed with a predetermined shape and extended to one box 2g is attached to the other box 2h, and the seal component 3g and the other box 2h are attached. It is conceivable to form the receiving portion 9 to be joined.
At this time, the seal constituent member 3g formed to extend long is formed to have a shape that surely matches the receiving portion 9 when the boxes 2g and 2h are joined.
It is also conceivable to arrange a sealing material (not shown) or a tape body (not shown) for enhancing confidentiality at the base end of the sealing component 3g as necessary.
[0016]
【The invention's effect】
Since the present invention is as described above, the following effects can be obtained.
<I> It became possible to arrange a sealing material at the joint at the same time as the box was joined.
Therefore, the sealing work in the joined box is unnecessary, and there is no danger to the worker.
<B> In addition, since the seal material can be disposed at the joint at the same time as the box is joined, the construction period can be greatly shortened.
[Brief description of the drawings]
FIG. 1 is a cross-sectional view of a box joint according to the box joining method of the present invention. FIG. 2 is an explanatory view of a box joined on the sea. FIG. 3 is an explanatory view of a box joining process. [FIG. 5] Cross-sectional view of the box joint according to the second embodiment of the present invention. [FIG. 6] Crossing of the box joint according to the third embodiment of the present invention. FIG. 7 is a cross-sectional view of a box joint according to Embodiment 4 of the invention. FIG. 8 is an explanatory diagram of a conventional sealing method.

Claims (5)

In the box joining method, which joins the open ends of the opposite boxes drawn on the ocean,
Of the inner peripheral surfaces of both opening end portions, the seal member is attached except for the bottom portion, and a guide member is extended to the inner peripheral surface of one of the opening end portions,
While fitting the guide member in the opposite case, one of the sealing materials is brought into contact with the opposite sealing material to join the opening end of the case,
The inside of the box is drained from the bottom while the sealing material is tightly closed by applying pressure to the box in a state where the joint of the opening end excluding the bottom is covered with the seal. It is characterized by
Box joining method. In the box joining method, which joins the open ends of the opposite boxes drawn on the ocean,
Of the inner peripheral surface of one open end, except for the bottom, attach the sealing material,
Installing the receiving portion of the sealing material on the inner peripheral surface of the other opening end,
Extending the guide member on the inner peripheral surface of one of the opening ends,
While fitting the guide member in the opposite box, the opening of the box is joined by matching the sealing material with the receiving part,
The inside of the box is drained from the bottom while the sealing material is tightly closed by applying pressure to the box in a state where the joint portion of the opening end excluding the bottom is covered with the sealing material. It is characterized by
Box joining method. The joining method of a box body according to any of claims 1 to 2, characterized in that said sealing member is formed of a flexible material, method of joining a box body. The joining method of a box body according to any one of claims 1 to 3, a seal member disposed in the seal member, the use across the seal body between the open end of the box body and the sealing member A box joining method characterized by the following. The box joining method according to any one of claims 1 to 4 , wherein a seal body is disposed at a base end portion of the sealing material.

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