JP6829454B2 - Horizontal sheet pile arrangement space forming device - Google Patents

Description

The present application relates to a horizontal sheet pile arrangement space forming device, and more particularly to a device used for a horizontal sheet pile construction method implemented on the ground.

The conventional horizontal sheet pile arrangement space forming apparatus will be described with reference to the groove forming member 3 shown in FIG. As shown in FIGS. 22 (a) and 22 (b), the groove forming member 3 is attached to one side surface of each of the grooves 14 and 14 on both sides of the H-shaped steel 1 with an adhesive. At this time, it is attached to the range of dimension D corresponding to the depth of digging while retaining the earth, that is, the range from the upper end of the H-section steel to the depth at which the horizontal sheet pile is installed. Since the groove forming member 3 is formed to have an appropriate length that is easy to carry, it is usually attached so as to have a dimension D by adding it, but when adding it, the seam is closed with sealing tape or the like. It should be noted that the workability is further improved by preparing a joint that fits into the jointed end portion of the groove forming member 3. In addition, the openings at the lower end and the upper end are closed with an appropriate plate or a cap prepared in advance. This is to prevent soil and soil cement from getting inside.

As shown in FIG. 22 (c), pile holes 21 are excavated at predetermined intervals, H-shaped steel 1 is inserted into each pile hole, and soil cement 22 is injected to form a main pile 20 to form a main pile 20. In the parent pile horizontal sheet pile method in which horizontal sheet piles are sequentially installed so as to straddle between the grooves of both H-shaped steels facing each other while digging one side of the row and retaining the soil on the other side, before inserting into the pile hole. A step of attaching a groove forming member 3 capable of forming a groove for supporting a horizontal sheet pile to an H-shaped steel after forming a main pile, a step of forming a main pile using an H-shaped steel with a groove forming member, and a groove forming It includes a step of forming a groove 30 with a member and supporting an end portion in the groove to install a horizontal sheet pile. The means for attaching the groove forming member to the H-section steel is an adhesive or a clip. The groove forming member is composed of a main body portion formed into a groove-shaped cross-sectional shape having a groove having a width corresponding to the thickness dimension of the horizontal sheet pile and having a predetermined length, and a lid portion 3b that closes the opening side of the groove. A groove can be formed by removing the portion (see Patent Document 1).

Japanese Unexamined Patent Publication No. 2000-17655

The groove forming member 3 described above has the following points to be improved. The groove forming member 3 is formed by inserting the H-shaped steel 1 into the excavated pile hole and injecting the soil cement 22 to form the main pile 20, digging one side of the row of the main pile and facing each other. It is used in the main pile horizontal sheet pile method in which horizontal sheet piles are sequentially installed so as to straddle between the grooves and the other side is retained with soil. Therefore, the lid portion 3b is provided so that soil or the like does not enter the inside of the groove forming member 3. Therefore, the groove forming member 3 cannot be reused, and as a result, the cost of the main pile horizontal sheet pile method is high, and there is a point that the head circumference should be improved. In particular, in the horizontal sheet pile method carried out on the ground, soil and the like do not enter the inside of the groove forming member 3, so that if the horizontal sheet pile method carried out on the ground is used, the groove forming member 3 is extra. There is a point to be improved that it costs a lot.

Therefore, an object of the present application is to provide a horizontal sheet pile arrangement space forming device used for the horizontal sheet pile construction method implemented on the ground.

The means for solving the problems in the present invention and the effects of the invention are shown below.

The horizontal sheet pile arrangement space forming apparatus according to the present application is a parent pile used in the horizontal sheet pile method having recesses formed by the first surface, the second surface, and the third surface, and has the first surface. The first surface forming portion, the second surface forming portion having the second surface, the second surface forming portion located opposite to the first surface forming portion, and the third surface, the first surface forming portion and the first surface forming portion. A horizontal sheet pile arrangement space forming device having a third surface forming portion connecting the two surface forming portions, which is arranged in the recess, and is a horizontal sheet pile arrangement space in which the horizontal sheet pile is arranged, and is a first horizontal sheet pile. The horizontal sheet pile arrangement space forming portion formed by the arrangement space forming surface, the second horizontal sheet pile arrangement space forming surface, and the third horizontal sheet pile arrangement space forming surface, and forming what is arranged in the recess of the parent pile, said. A parent pile arrangement space in which the first surface forming portion is arranged, which is formed by the first parent pile arrangement space forming surface, the second parent pile arrangement space forming surface, and the third parent pile arrangement space forming surface. The first horizontal sheet pile arrangement space forming portion has a parent pile arrangement space forming portion, and the horizontal sheet pile arrangement space forming portion is located so as to face the first horizontal sheet pile arrangement space forming surface and the first horizontal sheet pile arrangement space forming surface. A first horizontal sheet pile arrangement space forming portion having three parent pile arrangement space forming surfaces, and a second horizontal sheet pile arrangement having the second horizontal sheet pile arrangement space forming surface and located opposite to the first horizontal sheet pile arrangement space forming part. A space forming portion, a third horizontal sheet pile arrangement space forming portion having the third horizontal sheet pile arrangement space forming surface and connecting the first horizontal sheet pile arrangement space forming portion and the second horizontal sheet pile arrangement space forming portion. The first parent pile arrangement space forming portion having the first parent pile arrangement space forming surface, and the first parent pile arrangement space forming portion located opposite to the third parent pile arrangement space forming surface, said. It is characterized by having a second parent pile arrangement space forming surface and having a second parent pile arrangement space forming portion connecting the first parent pile arrangement space forming portion and the first horizontal sheet pile arrangement space forming portion. And.

As described above, since the horizontal sheet pile arrangement space forming device has the main pile arrangement space together with the horizontal sheet pile arrangement space, it can be attached to and detached from the main pile. That is, since the sheet pile arrangement space forming device can be used repeatedly, the implementation cost of the horizontal sheet pile method implemented on the ground can be reduced.

The horizontal sheet pile arrangement space forming apparatus according to the present invention is characterized in that the parent pile arrangement space forming portion has the second parent pile arrangement space forming surface parallel to the third horizontal sheet pile arrangement space forming surface. Horizontal sheet pile arrangement space forming device.

As a result, the parent pile can be arranged and fixed in the parent pile arrangement space with a simple configuration.

In the horizontal sheet pile arrangement space forming apparatus according to the present invention, the second horizontal sheet pile arrangement space forming portion is inclined toward the first horizontal sheet pile arrangement space forming portion side with respect to the third horizontal sheet pile arrangement space forming portion. It is characterized by being connected so as to.

As a result, it is possible to prevent the second horizontal sheet pile arrangement space forming portion from opening with respect to the third horizontal sheet pile arrangement space forming portion by use.

In the horizontal sheet pile arrangement space forming apparatus according to the present invention, the parent pile arrangement space forming portion is a fixing means for pressing the first surface forming portion of the parent pile toward the first horizontal sheet pile arrangement space forming portion. It is characterized by having.

Thereby, when necessary, the horizontal sheet pile arrangement space forming device can be attached to the main pile, and the horizontal sheet pile arrangement space forming device can be removed from the main pile.

The horizontal sheet pile arrangement space forming apparatus according to the present invention is characterized in that the fixing means is a bolt.

As a result, the horizontal sheet pile arrangement space forming device can be attached to the main pile with a simple configuration, and the horizontal sheet pile arrangement space forming device can be removed from the main pile.

It is a perspective view which shows the horizontal sheet pile arrangement space forming apparatus 100 which is one Example of the horizontal sheet pile arrangement space forming apparatus which concerns on this application. It is a front view of the horizontal sheet pile arrangement space forming apparatus 100. It is a rear view of the horizontal sheet pile arrangement space forming apparatus 100. It is a left side view of the horizontal sheet pile arrangement space forming apparatus 100. It is a right side view of the horizontal sheet pile arrangement space forming apparatus 100. It is a top view of the horizontal sheet pile arrangement space forming apparatus 100. It is a bottom view of the horizontal sheet pile arrangement space forming apparatus 100. It is a figure which shows the XX cross section of FIG. It is a figure for demonstrating H-section steel S1. It is a figure which shows the usage method of the horizontal sheet pile arrangement space forming apparatus 100. It is a figure which shows the usage method of the horizontal sheet pile arrangement space forming apparatus 100. It is a figure which shows the usage method of the horizontal sheet pile arrangement space forming apparatus 100. It is a figure which shows the usage method of the horizontal sheet pile arrangement space forming apparatus 100. It is a left side view of the horizontal sheet pile arrangement space forming apparatus 200 which is another embodiment of the horizontal sheet pile arrangement space forming apparatus which concerns on this application. It is a right side view of the horizontal sheet pile arrangement space forming apparatus 300 which is another embodiment of the horizontal sheet pile arrangement space forming apparatus which concerns on this application. It is a front view of the horizontal sheet pile arrangement space forming apparatus 300. It is a rear view of the horizontal sheet pile arrangement space forming apparatus 300. It is a left side view of the horizontal sheet pile arrangement space forming apparatus 300. It is a right side view of the horizontal sheet pile arrangement space forming apparatus 300. It is a top view of the horizontal sheet pile arrangement space forming apparatus 300. It is a bottom view of the horizontal sheet pile arrangement space forming apparatus 300. It is a figure explaining the conventional horizontal sheet pile arrangement space forming apparatus.

Examples of the present application will be described in detail with reference to the drawings. In the following, as an example of the horizontal sheet pile arrangement space forming device according to the present application, the horizontal sheet pile arrangement space forming device 100 will be described.

Configuration of First Horizontal Sheet Sheet Arrangement Space Forming Device 100 The configuration of the horizontal sheet pile arrangement space forming device 100 will be described with reference to FIG. The horizontal sheet pile arrangement space forming device 100 is used when arranging the horizontal sheet piles between the H-shaped steels S1 located adjacent to each other among the plurality of H-shaped steels S1 arranged as the main pile, and the horizontal sheet piles can be easily arranged. It is to be placed. In FIG. 1, a state in which the upper end of the H-shaped steel S1 and the upper end of the horizontal sheet pile arrangement space forming device 100 are attached to each of the recesses D1 located opposite to each other on the left and right sides of the H-shaped steel S1 Shown. In FIG. 1, only the upper end portion of the horizontal sheet pile arrangement space forming device 100 attached to the H-shaped steel S1 is shown.

The horizontal sheet pile arrangement space forming device 100 has a horizontal sheet pile arrangement space forming portion 101, a parent pile arrangement space forming portion 103, and a fixing bolt 105. The horizontal sheet pile arrangement space forming unit 101 includes a first horizontal sheet pile arrangement space forming part 101a, a second horizontal sheet pile arrangement space forming part 101b, and a third horizontal sheet pile arrangement space forming part 101c.

The first horizontal sheet pile arrangement space forming portion 101a, the second horizontal sheet pile arrangement space forming portion 101b, and the third horizontal sheet pile arrangement space forming portion 101c each have a rectangular cross section and a flat plate shape having a predetermined length. ..

The first horizontal sheet pile arrangement space forming portion 101a is connected to one end of the third horizontal sheet pile arrangement space forming portion 101c. Further, the second horizontal sheet pile arrangement space forming portion 101b is connected to one end different from the one end to which the first horizontal sheet pile arrangement space forming portion 101a of the third horizontal sheet pile arrangement space forming portion 101c is connected. Here, the second horizontal sheet pile arrangement space forming portion 101b is connected to the third horizontal sheet pile arrangement space forming portion 101c so as to be inclined toward the first horizontal sheet pile arrangement space forming portion 101a side. As a result, it is possible to prevent the second horizontal sheet pile arrangement space forming portion 101b from opening with respect to the third horizontal sheet pile arrangement space forming portion 101c by use.

One side is opened by the first horizontal sheet pile arrangement space forming portion 101a, the second horizontal sheet pile arrangement space forming part 101b, and the third horizontal sheet pile arrangement space forming part 101c, and one side is closed toward the opened one side. A horizontal sheet pile arrangement space forming portion 101 having a U-shaped cross section is formed. The distance between the first horizontal sheet pile arrangement space forming portion 101a and the second horizontal sheet pile arrangement space forming portion 101b in the third horizontal sheet pile arrangement space forming portion 101c is larger than the thickness of the horizontal sheet piles to be arranged (see FIG. 11A). ..

The parent pile arrangement space forming unit 103 has a first parent pile arrangement space forming unit 103a and a second parent pile arrangement space forming unit 103b. The first parent pile arrangement space forming portion 103a and the second parent pile arrangement space forming portion 103b have a predetermined flat plate shape.

The first main pile arrangement space forming portion 103a is located so as to face the first horizontal sheet pile arrangement space forming portion 101a in the direction opposite to the second horizontal sheet pile arrangement space forming portion 101b. The first parent pile arrangement space forming portion 103a is formed in parallel with the first horizontal sheet pile arrangement space forming portion 101a. The first main pile arrangement space forming portion 103a is located at a distance slightly away from the first horizontal sheet pile arrangement space forming portion 101a from the thickness of the first flange SF1 (described later) of the H-shaped steel S1.

The first parent pile arrangement space forming portion 103a is connected to one end of the second parent pile arrangement space forming portion 103b. Further, the first horizontal sheet pile arrangement space forming portion 101a is connected to one end different from the one end to which the one parent pile arrangement space forming portion 103a of the second parent pile arrangement space forming portion 103b is connected. As a result, the parent pile arrangement space forming portion 103 having an L-shaped cross section is formed.

In the horizontal sheet pile arrangement space forming device 100, the first horizontal sheet pile arrangement space forming portion 101a forming the horizontal sheet pile arrangement space forming portion 101, the second horizontal sheet pile arrangement space forming portion 101b, and the third horizontal sheet pile arrangement space forming portion 101b are formed. The thickness of the first parent pile arrangement space forming portion 103a forming the parent pile arrangement space forming portion 103 and the thickness of the second parent pile arrangement space forming portion 103b are made thicker than the thickness of the portion 101c.

The front view of the horizontal sheet pile arrangement space forming device 100 is shown in FIG. 2, the right side view is shown in FIG. 3, the left side view is shown in FIG. 4, the rear view is shown in FIG. 5, the plan view is shown in FIG. 6, and the bottom view is shown in FIG. 7 shows each.

As shown in FIG. 2, the horizontal sheet pile arrangement space forming device 100 has an appropriate length L. The length L of the horizontal sheet pile arrangement space forming device 100 is one or a plurality of horizontal sheet pile arrangement space forming devices by dividing the length of the standardized H-shaped steel S1 by an integral multiple. 100 can be used to match the length of the H-section steel S1 used. In FIG. 2, the intermediate portion is omitted. The horizontal sheet pile arrangement space forming device 100 has a length of 1.5 m. As the horizontal sheet pile arrangement space forming device, a length that is multiple times the predetermined reference length is prepared. For example, the horizontal sheet pile arrangement space forming device can be used at many sites by preparing 1 m, 1.5 m, and 2 m with 50 cm as a reference.

The XX cross section of FIG. 2 is shown in FIG. As shown in FIG. 8, the surface of the first horizontal sheet pile arrangement space forming portion 101a on the side of the second horizontal sheet pile arrangement space forming portion 101b functions as the first horizontal sheet pile arrangement space forming surface P101a.

The surface of the second horizontal sheet pile arrangement space forming portion 101b on the side of the first horizontal sheet pile arrangement space forming portion 101a functions as the second horizontal sheet pile arrangement space forming surface P101b. Further, the surface of the third horizontal sheet pile arrangement space forming portion 101c on the side to which the first horizontal sheet pile arrangement space forming portion 101a and the second horizontal sheet pile arrangement space forming portion 101b are connected is the third horizontal sheet pile arrangement space forming surface P101c. Functions as. The horizontal sheet pile arrangement space G101 is formed by the first horizontal sheet pile arrangement space forming surface P101a, the second horizontal sheet pile arrangement space forming surface P101b, and the third horizontal sheet pile arrangement space forming surface P101c.

The surface of the first parent pile arrangement space forming portion 103a on the side of the first horizontal sheet pile arrangement space forming portion 101a functions as the first parent pile arrangement space forming surface P103a. Further, the surface of the first horizontal sheet pile arrangement space forming portion 101a on the side of the first parent pile arrangement space forming portion 103a functions as the third parent pile arrangement space forming surface P103c. Further, the surface of the second parent pile arrangement space forming portion 103b on the side to which the first parent pile arrangement space forming portion 103a is connected functions as the second parent pile arrangement space forming surface P103b. The parent pile arrangement space G103 is formed by the first parent pile arrangement space forming surface P103a, the second parent pile arrangement space forming surface P103b, and the third parent pile arrangement space forming surface P103c. The third parent pile arrangement space forming surface P103c and the first parent pile arrangement space forming surface P103a are parallel to each other.

The fixing bolt 105 is screwed into the fixing hole A103a formed in the first main pile arrangement space forming portion 103a, so that the first flange SF1 of the H-shaped steel S1 arranged in the main pile arrangement space G103 (FIG. 9). (See) is pressed toward the first horizontal sheet pile arrangement space forming portion 101a to fix both.

How to Use the Second Horizontal Sheet Sheet Arrangement Space Forming Device 100 The method of using the horizontal sheet pile arrangement space forming device 100 will be described with reference to FIGS. 9 to 13. In addition, in FIGS. 11 to 13, A shows a view seen from the front, and B shows a view seen from above. The horizontal sheet pile arrangement space forming device 100 is used in the horizontal sheet pile construction method implemented on the ground. As a horizontal sheet pile method implemented on the ground, for example, on a road adjacent to a slope, there is a method implemented at the boundary between the road and the slope in order to prevent a landslide.

Here, the H-shaped steel S1 in which the horizontal sheet pile arrangement space forming device 100 is arranged will be described with reference to FIG. The H-section steel S1 has a web SW1 which is a first surface forming portion, a first flange SF1 which is a second surface forming portion, and a second flange SF2 which is a third surface forming portion. It has a web SW1 arranged in the center of the web SW1, a first flange SF1 and a second flange SF2 arranged vertically at both ends of the web SW1. The first flange SF1 and the second flange SF2 have the same shape. Further, the H-section steel S1 has a recess D1 located opposite to each other via the web SW1.

The surface of the first flange SF1 on the side to which the web SW1 is connected functions as the first surface PSF1. Further, the surface of the second flange SF2 on the side to which the web SW1 is connected functions as the second surface PSF2. The surface of the web SW1 functions as the third surface PSW1. The first surface PSF1, the second surface PSF2, and. The recess D1 is formed by the third surface PSW1.

As shown in FIG. 10, before the H-shaped steel S1 is erected on the ground, the first flange SF1 of the H-shaped steel S1 is located in the parent pile arrangement space G103 of the horizontal sheet pile arrangement space forming device 100, and at the same time, The horizontal sheet pile arrangement space forming device 100 is arranged in the H-shaped steel S1 so that the horizontal sheet pile arrangement space forming portion 101 of the horizontal sheet pile arrangement space forming device 100 is located in the recess D1 of the H-shaped steel S1. Then, the fixing cylinder 105 is tightened, and the horizontal sheet pile arrangement space forming device 100 is firmly attached to the H-shaped steel S1. If necessary, the horizontal sheet pile arrangement space forming device 100 is attached to the H-shaped steel S1 in each of the two recesses D1 of the H-shaped steel S1.

Then, as shown in FIG. 11A, after forming a predetermined excavation hole at a predetermined position at the site, the H-shaped steel S1 to which the horizontal sheet pile arrangement space forming device 100 is attached is arranged in the formed excavation hole. The position of forming the excavation hole is appropriately determined based on the length of the horizontal sheet pile HS (see FIG. 12B). The H-section steel S1 arranged in the excavation hole functions as a parent pile.

In FIG. 11A, the horizontal sheet pile arrangement space forming devices 100 arranged on the left side and the center of the horizontal sheet pile arrangement space G101 are arranged so as to face each other. On the other hand, the horizontal sheet pile arrangement space forming devices 100 arranged on the right side and in the center are not arranged so that the horizontal sheet pile arrangement spaces G101 face each other. In this way, in the adjacent horizontal sheet pile arrangement space forming device 100, even if the horizontal sheet pile arrangement space G101 does not face each other and is arranged in a staggered manner, the first horizontal sheet pile arrangement space is formed in advance in the third horizontal sheet pile arrangement space forming portion 101c. Since the distance between the portion 101a and the second horizontal sheet pile arrangement space forming portion 101b is made larger than the thickness of the horizontal sheet pile HS to be arranged, the horizontal sheet pile HS can be appropriately arranged.

Next, as shown in FIG. 12A, the horizontal sheet pile HS is attached to the arranged horizontal sheet pile arrangement space forming device 100 . When the horizontal sheet pile HS is attached to the horizontal sheet pile arrangement space forming device 100 , as shown in FIG. 12B, the end portion of the horizontal sheet pile HS is the horizontal sheet pile provided by the horizontal sheet pile arrangement space forming device 100 attached to the H-shaped steel S1. It is inserted from the upper part of the H-shaped steel S1 so as to be along the arrangement space G101. As shown in FIG. 13A, the horizontal sheet pile HS is repeatedly inserted until it reaches a predetermined height. As a result, a barrier plate using the horizontal sheet pile method is formed.

When the shielding plate is no longer needed, the horizontal sheet pile, the H-shaped steel S1, and the horizontal sheet pile arrangement space forming device 100 are removed in the reverse procedure of forming the shielding plate.

As described above, the horizontal sheet pile arrangement space forming device 100 can be attached to and detached from the H-shaped steel S1 serving as the main pile. That is, the horizontal sheet pile arrangement space forming device 100 can be used repeatedly. Further, since the horizontal sheet pile arrangement space forming device 100 is not permanently attached to the H-shaped steel S1 serving as the main pile, the H-shaped steel S1 can also be used repeatedly. Therefore, it is possible to reduce the implementation cost of the horizontal sheet pile method implemented on the ground.

[Other Embodiments]
(1) H-shaped steel S1: In the above-mentioned Example 1, the H-shaped steel S1 is shown as the main pile, but it is not limited to the example as long as it has a recess and can be used as the main pile. For example, it may be an I-shaped steel, a groove-shaped steel material having a U-shaped cross section or a U-shaped cross section.

(2) Thickness of member: In the above-described first embodiment, the first horizontal sheet pile arrangement space forming portion 101a forming the horizontal sheet pile arrangement space forming portion 101, the second horizontal sheet pile arrangement space forming portion 101b, and the third horizontal sheet pile arrangement space forming portion 101b. The thickness of the first parent pile arrangement space forming portion 103a forming the parent pile arrangement space forming portion 103 and the thickness of the second parent pile arrangement space forming portion 103b were made thicker than the thickness of the horizontal sheet pile arrangement space forming portion 101c. However, as in the horizontal sheet pile arrangement space forming device 200 shown in FIGS. 14 and 15, all the members may have the same thickness. 14 is a right side view of the horizontal sheet pile arrangement space forming device 200, and FIG. 15 is a left side view of the horizontal sheet pile arrangement space forming device 200. The front view, rear view, plan view, and bottom view of the horizontal sheet pile arrangement space forming device 200 are the same as those of the horizontal sheet pile arrangement space forming device 100 of the first embodiment.

(3) Connection of the Second Horizontal Sheet Sheet Arrangement Space Forming Unit 101b to the Third Horizontal Sheet Sheet Arrangement Space Forming Unit 101c: In the above-described first embodiment, the second horizontal sheet pile arrangement space forming unit 101b is the third horizontal sheet pile arrangement space. It was connected to the forming portion 101c so as to be inclined toward the first horizontal sheet pile arrangement space forming portion 101a side. On the other hand, as in the horizontal sheet pile arrangement space forming device 300 shown in FIGS. 16 to 21, the second horizontal sheet pile arrangement space forming portion may be connected at a right angle to the third horizontal sheet pile arrangement space forming portion. Good. The horizontal sheet pile arrangement space forming device 200 can be easily manufactured. The front view of the horizontal sheet pile arrangement space forming device 200 is shown in FIG. 16, the right side view is shown in FIG. 17, the left side view is shown in FIG. 18, the rear view is shown in FIG. 19, and the plan view is shown in FIG. 20. 21 is shown in FIG.

(4) Fixing bolt 105: In the above-described first embodiment, the fixing bolt 105 is used as the fixing means, but the first flange SF1 of the H-shaped steel S1 is fixed to the first horizontal sheet pile arrangement space forming portion 101a. If possible, it is not limited to the examples. For example, by using a clip, the distance between the first master pile arrangement space forming portion 103a and the first horizontal sheet pile arrangement space forming portion 101a is made slightly shorter than the thickness of the first flange SF1 of the H-shaped steel S1, and the first parent pile is formed. Even if the first flange SF1 of the shaped steel S1 is fixed to the first horizontal sheet pile arrangement space forming portion 101a by the frictional force generated between the arrangement space forming portion 103a and the first horizontal sheet pile arrangement space forming part 101a. Good.

100 Horizontal sheet pile arrangement space forming device 101 Horizontal sheet pile arrangement space forming part 101a First horizontal sheet pile arrangement space forming part 101b Second horizontal sheet pile arrangement space forming part 101c Third horizontal sheet pile arrangement space forming part 103 Main pile arrangement space forming part 103a First 1 parent pile arrangement space forming part 103b 2nd parent pile arrangement space forming part 105 fixing bolt P101a 1st horizontal sheet pile arrangement space forming surface P101b 2nd horizontal sheet pile arrangement space forming surface P101c 3rd horizontal sheet pile arrangement space forming surface G101 horizontal sheet pile arrangement Space P103a First parent pile arrangement space forming surface P103b Second parent pile arrangement space forming surface P103c Third parent pile arrangement space forming surface G103 Parent pile arrangement space A103a Fixed hole 200 Horizontal sheet pile arrangement space forming device 300 Horizontal sheet pile arrangement space forming device 300

S1 H-section steel D1 Recess SF1 1st flange SF2 2nd flange SW1 Web PSF1 1st surface PSF2 2nd surface PSW1 3rd surface HS Horizontal sheet pile S1 Shaped steel

Claims (5)

A parent pile used in the horizontal sheet pile method having recesses formed by the first surface, the second surface, and the third surface, and having the first surface forming portion having the first surface and the second surface. A third surface having a second surface forming portion located opposite to the first surface forming portion and the third surface, and connecting the first surface forming portion and the second surface forming portion. A horizontal sheet pile arrangement space forming device that has a forming portion but is arranged in the recess.
A horizontal sheet pile arrangement space in which the horizontal sheet piles are arranged, which is formed by a first horizontal sheet pile arrangement space forming surface, a second horizontal sheet pile arrangement space forming surface, and a third horizontal sheet pile arrangement space forming surface, and is formed by the parent pile. A horizontal sheet pile arrangement space forming portion that forms what is arranged in the recess,
A parent pile arrangement space in which the first surface forming portion is arranged, which is formed by a first parent pile arrangement space forming surface, a second parent pile arrangement space forming surface, and a third parent pile arrangement space forming surface. Parent pile arrangement space forming part, which has
Have,
The horizontal sheet pile arrangement space forming portion is
A first horizontal sheet pile arrangement space forming portion having the first horizontal sheet pile arrangement space forming surface and the third parent pile arrangement space forming surface located opposite to the first horizontal sheet pile arrangement space forming surface.
A second horizontal sheet pile arrangement space forming portion having the second horizontal sheet pile arrangement space forming surface and located facing the first horizontal sheet pile arrangement space forming portion,
A third horizontal sheet pile arrangement space forming portion having the third horizontal sheet pile arrangement space forming surface and connecting the first horizontal sheet pile arrangement space forming portion and the second horizontal sheet pile arrangement space forming portion.
Have,
The parent pile arrangement space forming portion is
A first parent pile arrangement space forming portion having the first parent pile arrangement space forming surface and located facing the third parent pile arrangement space forming surface.
A second parent pile arrangement space forming portion having the second parent pile arrangement space forming surface and connecting the first parent pile arrangement space forming portion and the first horizontal sheet pile arrangement space forming portion.
To have
A horizontal sheet pile arrangement space forming device characterized by. In the horizontal sheet pile arrangement space forming apparatus according to claim 1.
The parent pile arrangement space forming portion is
Having the first parent pile arrangement space forming surface parallel to the third parent pile arrangement space forming surface .
A horizontal sheet pile arrangement space forming device characterized by. In the horizontal sheet pile arrangement space forming apparatus according to claim 1 or 2.
The second horizontal sheet pile arrangement space forming portion is
To be connected to the third horizontal sheet pile arrangement space forming portion so as to be inclined toward the first horizontal sheet pile arrangement space forming portion side.
A horizontal sheet pile arrangement space forming device characterized by. In the horizontal sheet pile arrangement space forming apparatus according to any one of claims 1 to 3.
The parent pile arrangement space forming portion is
A fixing means for pressing the first surface forming portion of the parent pile toward the first horizontal sheet pile arrangement space forming portion.
To have
A horizontal sheet pile arrangement space forming device characterized by. In the horizontal sheet pile arrangement space forming apparatus according to claim 4.
The fixing means
Being a bolt,
A horizontal sheet pile arrangement space forming device characterized by.

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