JPH0681979A - Method for placing pipe on slope - Google Patents

Abstract

PURPOSE:To improve the installation precision of a pipe and improve the installation workability by moving, in order, a plurality of pipes over the upper part of a slope along a guide rail installed along the slope by means of a winch installed at the upper part of the slope, and mutually connecting the adjoining pipes. CONSTITUTION:In installation of a plurality of pipes 2 on the slope of a natural ground in a state to mutually connect the pipes, a winch 1 is previously installed to the upper part of the slope and a guide rail 10 is installed on the slope. A truck 20 is first placed on the guide rail 10 and the pipe 2 is placed on the truck 20 in a state that an expansion part 4 is brought into an up state. The truck 20 is then moved to the upper part of the slop along the guide rail 10 with the aid of the winch 1, the expansion part 4 of the pipe 2 is locked to a steel material 5, and a fixing band 6 wound around the periphery of the pipe 2 is fixed to the upper part of the slope. Consecutively, a different pipe 2 placed on the same truck 20 is moved along the guide rail 10 with the aid of the winch 1 and both pipes 2 are mutually connected.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for installing pipes on a slope where a plurality of pipes are connected to each other on the slope and the pipes are installed on the slope.

[0002]

2. Description of the Related Art Conventionally, when installing a pipe on a slope such as a natural ground, lifting equipment such as a crane has been used. A pipe is lifted by this lifting equipment, this pipe is hung on the lower part of the slope, and a pipe is installed on the lower part of this slope. After that, another pipe is hung on the upper part of this pipe by the lifting equipment, these pipes are connected, and these pipes are installed on the lower part of the slope. In the same way, suspend other pipes in the center of the slope with lifting equipment, and install these pipes along the slope.
After that, another pipe is hung on the upper part of the slope and these pipes are connected to each other to install the pipe on the slope of the natural ground.

[0003]

However, since the pipe is moved by the hoisting equipment, the hoisting equipment requires a great deal of cost, and the cost of installing the pipe on the slope becomes great. On the other hand, since the pipe is hoisted and moved by the lifting equipment, there is a risk that the pipe will shake, and the installation accuracy of this pipe was low. In addition, since a pipe is installed on the lower part of the slope and this pipe is hung on top of this pipe and another pipe is hung by the lifting equipment, it is necessary to move the other pipe horizontally or vertically. The moving work of the pipe was complicated.

The present invention effectively solves the above problems, and an object of the present invention is to provide a pipe installation method on a slope, which improves pipe installation accuracy and improves pipe installation workability.

[0005]

A pipe installation method on a slope according to claim 1 is a method of connecting a plurality of pipes on a slope such as a ground, and installing these pipes on the slope in advance. A winch is provided on the upper part of the slope of the target, and a guide rail is laid on the slope of the pipe installation target, the pipe is placed on the guide rail, and the pipe is moved to the upper part of the slope along the guide rail with the winch. It is characterized in that a pipe is installed on the upper part of the slope, and another pipe is moved to the lower part of the pipe by a winch along a guide rail to connect these pipes.

The pipe installation method on the slope according to claim 2 is the pipe installation method on the slope according to claim 1, wherein a winch is provided in advance on the slope on which the pipe is to be installed and a guide rail is provided on the slope on which the pipe is installed. Laying the trolley on the guide rail, placing the pipe on the trolley with the expanded diameter portion formed at the end of the pipe facing upward, and using the winch to mount the trolley on the guide rail. Along the top of the slope, at the top of the slope,
While locking the expanded part of the pipe to the steel material, by winding a fixing band around the pipe and fixing the fixing band to the upper part of the slope, the pipe is installed on the upper part of the slope,
It is characterized in that another pipe, which is placed on the truck by a winch, is moved to a lower portion of the pipe along a guide rail to connect these pipes.

[0007]

In the pipe installation method on the slope according to claim 1, a winch is provided in advance on the slope where the pipe is to be installed, a guide rail is laid on the slope where the pipe is to be installed, and the pipe is placed on the guide rail. Since the pipe is moved to the upper part of the slope along the guide rail with the winch and the pipe is installed on the upper part of the slope, the pipe is prevented from swaying when the pipe is moved.
Since another pipe is moved along the guide rail with the winch to the lower part of this pipe to connect these pipes, these pipes are installed from the upper part of the slope to the lower part.

In the pipe installation method on the slope according to claim 2, in addition to having the function of claim 1, a winch is provided in advance on the slope on which the pipe is installed, and a guide rail is laid on the slope on which the pipe is installed.
A trolley is placed on the guide rail, and the pipe is placed on the trolley with the expanded diameter portion formed at the end of the pipe facing upward, and the trolley is winched by the trolley along the guide rail. The pipe is moved as the dolly moves. At the upper part of the slope, the expanded part of the pipe is locked to the steel material, and a fixing band is wound around the pipe, and the fixing band is fixed to the upper part of the slope, whereby the pipe is installed on the upper part of the slope. Therefore, the movement of the pipe is blocked. Since another pipe mounted on the trolley by a winch is moved to the lower part of this pipe along the guide rail to connect these pipes, these pipes are installed from the upper part of the slope to the lower part.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a pipe installation method on a slope according to the present invention will be described below with reference to FIGS. As shown in FIG. 1, reference numeral 1 is an electric winch installed on an upper slope of a natural ground, and 2 is a pipe such as a siphon installed on the slope. Concrete C is placed on the slope of the natural ground or the like to be installed with the pipe 2, the winch 1 is installed on the upper part of the concrete C, and the embankment 3 for preventing the escape of the pipe 2 is provided under the concrete C. Is installed.

The pipe 2 is formed at one end with an enlarged diameter portion 4 having an enlarged outer diameter and inner diameter. With the enlarged diameter portion 4 facing upward, the enlarged diameter portion 4 is formed. Are locked to a locking steel material 5 such as H steel. Below this locking steel material 5, a plurality of mounting steel materials 8 on which the pipes 2 are mounted are provided in parallel with the concrete C. The locking steel material 5 and the mounting steel material 8 extend in a direction perpendicular to the extending direction of the slope. As shown in FIG. 2, a fixing band 6 for fixing the pipe 2 to the slope is provided near the mounting steel material 8. In this fixing band 6, both ends are connected to anchor bolts 7 fixed to the sloped concrete C, and the central portion is wound around the outer circumference of the pipe 2.

On the slope, as shown in FIG. 3, a guide rail 10 is laid for the pipe 2 to be installed. The two guide rails 10 extend in parallel along the slope and are laid on the slope with a sleeper 11 interposed. A plurality of the sleepers 11 are juxtaposed on the concrete C on the slope. The locking steel material 5, the fixing band 6 and the anchor bolt 7 are provided between the sleepers 11.

A carriage 20 is movably mounted on the guide rail 10. As shown in FIG. 4, the trolley | bogie 20 is comprised from the trolley | bogie main body 21 which supports the pipe 2, and the roller part 22 which moves on each guide rail 10. As shown in FIG. The carriage body 21 is a mounting table 23 on which the pipe 2 is mounted.
And a support portion 24 that abuts on the lower portion of the pipe 2. The support portion 24 is arranged at a position where the inner peripheral surface of the pipe 2 is divided into four, and a movement preventing plate 25 along the axial direction of the pipe 2 and a connecting portion 28 connected to the winch 1 are provided.
And are provided. On the mounting table 23, a rotation blocking block 26 for blocking the rolling of the pipe 2 is provided at a position to sandwich the outer peripheral surface of the pipe 2.

As shown in FIGS. 1 and 3, the winch 1 is connected to the connecting portion 28 of the carriage 20 via a wire 30. The wire 30 is wound around the winch 1 and installed on the upper part of the slope.
1 is passed through the pipe 2 installed on the upper part of the slope and is connected to the carriage 20.

A method of installing a pipe on such a slope will be described. Concrete C is placed in advance along with the anchor bolt 7 on the slope where the pipe 2 is to be installed, and the winch 1 is provided on the upper part of the slope. On the other hand, a plurality of sleepers 11 are arranged along the slope, a guide rail 10 is laid on the sleepers 11, and a carriage 20 is placed on the guide rails 10. The lower part of the pipe 2 is placed on this dolly 20. Here, the enlarged diameter portion 4 of the pipe 2 is directed upward, and the enlarged diameter portion 4
The leading plate 35 is attached to. This leading plate 3
As shown in FIG. 5, the reference numeral 5 is attached to the lower outer peripheral surface of the expanded diameter portion 4 and is interposed between the expanded diameter portion 4 and the guide rail 10.

After that, the wire 30 of the winch 1 is unwound, the wire 30 is penetrated into the pipe 2, and the wire 30 is connected to the connecting portion 28 of the carriage 20. By winding this wire 30 with the winch 1, the carriage 2
0 is moved to the upper part of the slope along the guide rail 10.
At the upper part of the slope, as shown in FIG. 6, a jack 40 is provided below the pipe 2, and the jack 40 is extended to
The jack 2 is supported by the jack 40. The locking steel material 5 is provided below the expanded diameter portion 4 of the pipe 2, and the mounting steel material 8 is provided below the pipe 2 to contract the jack 40 and the expanded diameter portion of the locking steel material 5 is provided. Lock 4 Then, the pipe 2 is taken out from the carriage 20, the mounting steel material 8 is placed on the pipe 2, and the carriage 20 is moved to the lower part of the slope. On the other hand, the fixing band 6 is wound around the pipe 2, and the fixing band 6 is connected to the anchor bolt 7, whereby the pipe 2 is installed on the upper portion of the slope.

After that, another pipe 2 is mounted on the trolley 2 at the bottom of the slope.
0 and place the trolley 20 with the winch 1 on the guide rail 1
By moving along 0, another pipe 2 is moved to the upper part of the slope. Another pipe 2 is moved to the lower part of the pipe 2 installed on the upper part of the slope. This another pipe 2
The above-mentioned jack 40 is provided below, and by extending this jack 40, the axes of the pipes 2 are aligned and the pipes 2 are connected. Similarly, a plurality of pipes 2 are connected to each other on the slopes, and concrete is placed around the pipes 2 to fix the pipes 2 to the slopes.

According to the pipe installation method on such a slope, the winch 1 is provided in advance on the slope on which the pipe is to be installed, the guide rail 10 is laid on the slope on which the pipe is to be installed, and the carriage 20 is mounted on the guide rail 10. The pipe 2 is mounted on the carriage 20 with the expanded diameter portion 4 of the pipe 2 facing upward, and the carriage 20 is moved by the winch 1 along the guide rail 10 to the upper part of the slope. Can be transported without the need for lifting equipment,
It is possible to prevent the pipe 2 from swinging when the pipe 2 is moved. Therefore, the cost required for the lifting equipment can be eliminated, the installation cost of the pipe 2 can be reduced, the safety in the moving work of the pipe 2 can be improved, and the installation accuracy of the pipe 2 can be improved. ,
The time required to move the pipe 2 can be shortened.

After that, at the upper part of the slope, the expanded diameter part 4 of the pipe 2 is locked to the locking steel material 5, and a fixing band 6 is wound around the pipe 2 to fix the fixing band 6 to the upper part of the slope. By doing so, since the pipe 2 is installed above the slope, the movement of the pipe can be prevented. Therefore, the pipe 2 can be prevented from slipping off, and the safety of the installation work of the pipe 2 can be maintained. Then, another pipe 2 is moved to the lower part of the pipe 2 by the dolly 20 along the guide rail 10 to connect these pipes 2, so that these pipes 2 can be moved by the dolly 20 from the upper part of the slope to the lower part. . For this reason, another pipe 2 is moved laterally,
Alternatively, it is possible to eliminate the work of moving vertically and improve the workability of moving the pipe 2, so that the workability of installing the pipe 2 can be improved.

In the above embodiment, the expanded diameter portion 4 of the pipe 2 is directly locked to the locking steel material 5. However, the present invention is not limited to this, and the expanded diameter portion 4 of the pipe 2 and the sloped surface When the distance between and is long, as shown in FIG. 7, locking steel materials 5 having different widths may be stacked in a plurality of stages (two stages in the figure).

[0020]

As described above, according to the pipe installation method on the slope of the present invention, the following effects can be obtained. According to the method for installing a pipe on a slope of claim 1, a winch is provided in advance on the slope where the pipe is to be installed, and a guide rail is laid on the slope where the pipe is to be installed, and the pipe is placed on the guide rail. Since the pipe is moved to the upper part of the slope along the guide rail with the winch, and the pipe is installed on the upper part of the slope, it is possible to eliminate the need for providing lifting equipment, and when moving the pipe, This pipe can be prevented from shaking. Therefore, the cost required for the lifting equipment can be eliminated, the installation cost of the pipe can be reduced, the safety in the moving work of the pipe can be improved, and the installation accuracy of the pipe can be improved.

After that, another pipe is moved to the lower part of the pipe by a winch so as to connect these pipes, so that these pipes are installed from the upper part of the slope to the lower part. Therefore, it is possible to eliminate the work of moving another pipe laterally or vertically and improve the workability of moving the pipe, so that the workability of installing the pipe can be improved.

According to the pipe installation method on the slope of claim 2, the effect of claim 1 can be obtained, and a winch is provided in advance on the slope of the pipe to be installed and a guide is provided on the slope of the pipe to be installed. Lay the rails, put the cart on the guide rails,
The pipe is placed on the truck with the expanded diameter portion formed at the end of the pipe facing upward, and the truck is moved by the winch to the upper part of the slope along the guide rail. You can move the pipe. Therefore, the time required to move the pipe can be shortened.

After that, at the upper part of the slope, the expanded diameter part of the pipe is locked to the steel material, and a fixing band is wound around the pipe, and the fixing band is fixed to the upper part of the slope, whereby the pipe is fixed to the upper part of the slope. Since it is configured to be installed in, it is possible to prevent the movement of the pipe. Therefore, it is possible to prevent the pipe from slipping off, and it is possible to maintain the safety of the pipe installation work. Further, since another pipe mounted on the truck with a winch is moved to the lower portion of the pipe along the guide rail to connect these pipes, these pipes can be moved by the truck from the upper part of the slope to the lower part. . Therefore, the workability of moving the pipe can be further improved.

[Brief description of drawings]

FIG. 1 is a side view showing a pipe installation method on a slope of the present invention.

2 is a rear view of the pipe of FIG. 1. FIG.

3 is a side view showing the movement of the pipe of FIG. 1. FIG.

FIG. 4 is a front view showing the cart of FIG.

5 is a front view showing the expanded diameter portion of the pipe of FIG. 3. FIG.

FIG. 6 is a front view showing a pipe installation operation.

7 is a partial cross-sectional side view showing a modification of FIG.

[Explanation of symbols]

 1 Winch 2 Pipe 4 Expanded part 5 Steel 6 Fixing band 10 Guide rail 20 Truck

 ─────────────────────────────────────────────────── ─── Continuation of front page (72) Inventor Toshiaki Mori 1-3-2 Shibaura, Minato-ku, Tokyo Shimizu Construction Co., Ltd. (72) Inventor Isao Wakabayashi 5-20-10 Shibaura, Minato-ku, Tokyo Inside the ESSEE Reese Machinery

Claims (2)

[Claims] 1. A plurality of pipes are connected on a slope such as a natural ground,
A method of installing these pipes on the slope, wherein a winch is provided in advance on the slope where the pipe is to be installed, a guide rail is laid on the slope where the pipe is to be installed, and the pipe is placed on the guide rail. Is moved to the upper part of the slope along the guide rail with a winch, a pipe is installed on the upper part of the slope, and another pipe is moved along the guide rail with the winch below the pipe,
A method for installing pipes on a slope characterized by connecting these pipes. 2. The method for installing a pipe on a slope according to claim 1, wherein a winch is provided in advance on the slope where the pipe is to be installed, and a guide rail is laid on the slope where the pipe is to be installed, and a trolley is provided on the guide rail. The pipe is placed on the carriage with the expanded diameter portion formed at the end of the pipe facing upward, and the truck is moved to the upper part of the slope along the guide rail with the winch, At the upper part, while locking the expanded part of the pipe to the steel material,
By wrapping a fixing band around the pipe and fixing the fixing band to the upper part of the slope, the pipe is installed on the upper part of the slope, and another pipe mounted on the trolley with a winch is installed on the lower part of the pipe as a guide rail. A method of installing pipes on a slope, characterized by moving these pipes and connecting these pipes.