JP2001011826A - Fence to be attached to earth retaining panel - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a fence to be attached to an earth retaining panel which can be used for fences having different dimensions in common. SOLUTION: This fence has a plurality of support legs 12 erected at every distance at the upper part of an earth retaining panel 18 disposed on the inside wall face 16a of a recessed ditch 16 formed by excavating a road face 14 and one or more lateral members laid over between the support legs 12. The lateral members 22 are classified to first sub crosspieces 22a fixed to one support leg 12 between at least a pair of adjacent support legs 12 and second sub crosspieces 22b fixed to the other support leg 12 side in the adjacent support legs 12. The first sub crosspiece 22a is slidably inserted into the second sub crosspiece 22b.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fence mounted on a retaining panel disposed on an inner wall surface of a groove formed by excavating a road surface.

[0002]

2. Description of the Related Art When water and sewage pipes, gas pipes, telephone lines, and the like are buried in a groove formed by excavating a road surface, soil is prevented from preventing collapse of soil on inner walls on both sides of the groove. There is an earth retaining method in which a panel for stopping is arranged. This earth retaining method,
While excavating the road surface, first drive the column into the groove along the inner wall surface of the groove, and then install the retaining panel between the columns while fitting both ends of the panel to the column. It is a construction method.
Thereby, the retaining panel is arranged along the inner wall surface of the concave groove, and the collapse of the earth and sand on the inner wall surface can be prevented.
Then, a fence is attached to the upper end of each retaining panel to ensure safety so that a construction worker or the like does not accidentally fall into the concave groove formed on the road surface.

[0003]

However, the dimensions of the conventional retaining panel used in the retaining method are determined to some extent by the standard, but actually vary depending on the construction company or the civil engineering company. . That is, the panel has various lengths and heights. Then, for each fence, attach a fence that covers almost the entire length of the panel,
It is necessary to secure the safety by preventing the gap between the fences from opening as much as possible, and to secure the length protruding from the road surface more than a certain length so that the person does not climb over the fence and fall into the groove. As for fences used for retaining panels, conventionally, fences are individually designed and manufactured according to the length and height of the panels used, so that many types of fences are produced as a result This meant that it was not economical. Further, since a considerable number of fences are required for each type, there is a problem that a large accommodation space is required to accommodate all the fences.

Accordingly, an object of the present invention is to solve the above-mentioned problem, and an object of the present invention is to provide a fence to be mounted on a retaining panel which can be used for fences of different sizes.

[0005]

The present invention has the following arrangement to achieve the above object. That is, the fence attached to the retaining panel according to claim 1 is erected at an interval above the retaining panel disposed on the inner wall surface of the concave groove formed by excavating the road surface. A plurality of support legs, and one or two or more cross members spanned between the plurality of support legs, wherein the cross members are provided between at least one pair of the adjacent support legs and the adjacent support members; A first sub-horizontal member fixed to one support leg side of the legs, and a second sub-horizontal member fixed to the other support leg side of the adjacent support legs, The first sub-horizontal member is slidably inserted into the second sub-horizontal member. In this configuration, since the length of the fence can be changed by changing the insertion amount of the first sub-horizontal member into the second sub-horizontal member, it can be attached to panels having different lengths. it can.

The fence mounted on the retaining panel according to the second aspect of the present invention is characterized in that the fence is provided with an interval above the retaining panel disposed on the inner wall surface of the groove formed by excavating the road surface. A plurality of support legs provided, and two or more cross members spanned between the plurality of support legs, wherein the support legs are adjacent to each other between at least a pair of the adjacent cross members. The first sub-support leg fixed to one of the horizontal members of the horizontal member is separated into a second sub-support leg fixed to the other horizontal member of the adjacent horizontal members. And the first sub-support leg is connected to the second
It is slidably inserted into the sub support leg.
In this configuration, since the height of the fence can be changed by changing the insertion amount of the first sub-support leg to the second sub-support leg, even if the fence is mounted on panels having different heights, the height of the fence from the road surface can be reduced. Can be set to a desired height.

The fence to be attached to the retaining panel according to the third aspect of the present invention is a standing fence with an interval above the retaining panel disposed on the inner wall surface of a concave groove formed by excavating a road surface. A plurality of supporting legs to be provided, and two or more transverse members bridged between the plurality of supporting legs, wherein the lateral members are adjacent to each other between at least a pair of the adjacent supporting legs. A first sub-horizontal member fixed to one support leg side of the support legs, and a second sub-horizontal member fixed to the other support leg side of the adjacent support legs, and The first sub-horizontal member is slidably inserted into the second sub-horizontal member, and the support leg is provided between at least one pair of adjacent horizontal members, and Is separated into a first sub-support leg fixed to one of the horizontal members and a second sub-support leg fixed to the other horizontal member of the adjacent horizontal members. In, wherein the first sub-support leg is slidably inserted in the second sub-support in leg. In this configuration, the length of the fence can be changed according to the length of the panel, and the height of the fence can also be changed according to the height of the panel.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Preferred embodiments of a fence mounted on a retaining panel according to the present invention will be described below in detail with reference to the accompanying drawings. First, the structure of the fence 10 will be described with reference to FIGS. A plurality (three as an example in the present embodiment) of support legs 12 are spaced apart above a retaining panel 18 disposed on an inner wall surface 16a of a concave groove 16 formed by excavating a road surface 14. It is erected. Each panel 18 has a groove 16 as described in the conventional example.
It is mounted between the pillars 20 installed inside. 1 or 2
The above-described (two as an example in the present embodiment) horizontal members 22
Are bridged between the support legs 12. The horizontal member 22 is
The support leg 12 is laid on the upper end and the middle of the support leg 12, respectively.

A first feature of the present invention is that the horizontal member 22 is
At least a pair of adjacent support legs (in the present embodiment, as an example, the left support leg 12 and the middle support leg 1 in FIG. 1 are used).
2), one of the adjacent support legs 12 (FIG. 1)
First sub-horizontal member 2 fixed to the left support leg 12) on the inside
2a and a second sub-horizontal member 22b fixed to the other of the adjacent support legs 12 (the middle support leg 12 and the right support leg 12 in FIG. 1). This allows
The fence 10 is divided into two, that is, a first sub-fence 10a shown in FIG. 2 and a second sub-fence 10b shown in FIG. Then, as shown in FIG.
b is formed using a pipe material, and each first sub-horizontal member 22a having an outer diameter slightly smaller than its inner diameter is slidably inserted into the corresponding second sub-horizontal member 22b. In that the structure is The support leg 1 in the middle in FIG.
2 and the right supporting leg 12 are bridged by the second sub-horizontal member 2
2b.

With this structure, when the first sub-horizontal member 22a is inserted into the second sub-horizontal member 22b, each of the lateral sub-members 22a, 22
b, and thus the first sub-fence 10a and the second sub-fence 1
0b and the length of the fence 10 can be changed by changing the insertion amount of the first sub-horizontal member 22a into the second sub-horizontal member 22b. There is also an effect that it can be mounted according to the length of the panel. Conversely, the first sub-horizontal member 22a is formed using a pipe material, and the second sub-horizontal member 22b having an outer diameter slightly smaller than the inner diameter of the first sub-horizontal member 22b
It is also possible to adopt a structure slidably inserted into the sub-horizontal member 22a.

A second feature is that the support leg 12 is formed of at least a pair of adjacent horizontal members (in the present embodiment, as an example, there are two horizontal members. The first auxiliary support leg 12a fixed to one of the adjacent horizontal members (the upper horizontal member 22 in FIG. 1) between the adjacent horizontal members 22 and the adjacent horizontal member It is separated into the second auxiliary support legs 12b fixed to the other horizontal member (the lower horizontal member 22 in FIG. 1) of the frame member 22. And the second sub-support leg 12
b is formed using a pipe material, and the first sub-support leg 12a formed to have an outer diameter slightly smaller than the inner diameter is slidably inserted into the second sub-support leg 12b. On the point. With this configuration, the first sub support leg 12b is inserted into the second sub support leg 12b.
If the auxiliary support legs 12a are inserted, the support legs 12 can be integrated into one fence 10. Also, the second
The height of the fence 10 can be changed by changing the insertion amount of the first sub support leg 12a into the sub support leg 12b. For this reason, even if it attaches to the panel 18 from which height differs, there exists an effect that the protrusion amount of the fence 10 from the road surface 14 can be set to a desired height. Note that the first sub support leg 12a is formed using a pipe material,
It is also possible to adopt a structure in which the second sub-support leg 12b having an outer diameter slightly smaller than the inner diameter is slidably inserted into the first sub-support leg 12a.

The first sub-horizontal member 22a and the second sub-horizontal member 22b are fitted together, and the first sub-supporting leg 12a and the second
A fixing means 24 is provided at the fitting portion of the sub support leg 12b, and has a structure in which the length and height can be fixed after adjusting the length and height of the fence 10. One specific example of the fixing means 24 will be described with reference to FIG. The case where the first sub-horizontal member 22a is inserted into the second sub-horizontal member 22b will be described as an example. A female screw hole 24a penetrating the wall surface is formed in the second sub-horizontal member 22b. A fastening male screw 24b is screwed into the female screw hole 24a such that the tip of the male screw 24b protrudes from the inner peripheral surface of the second sub-horizontal member 22b. Thereby, the fastening male screw 24b is loosened and the insertion amount of the first sub-horizontal member 22a is changed in a state where the tip does not protrude from the inner peripheral surface of the second sub-horizontal member 22b, thereby reducing the length of the fence 10. Adjustment is made (the state where the fence 10 is shortened from the state of FIG. 1 is shown in FIG. 6). Thereafter, the fastening male screw 24b is tightened, and its tip is projected from the inner peripheral surface of the second sub-horizontal member 22b and pressed against the outer peripheral surface of the first sub-horizontal member 22a. Thus, the first sub-horizontal member 22a and the second sub-horizontal member 22b can be integrated. The fixing means 24 is not limited to this configuration.

Next, the structure of the mounting bracket 26 for mounting each support leg 12 to the upper end of the panel 18 will be described with reference to FIG. The mounting bracket 26 includes a metal body 28 formed by bending a metal plate material into a U-shaped cross section, and a metal body 28.
A tightening screw 30 screwed to one of a pair of bent pieces 28a and 28b facing each other, and a portion (connecting piece) 28c sandwiched between the pair of bent pieces 28a and 28b in the fitting body 28. And a protruding portion 32 provided upright on the outer surface. The interval between the pair of bent pieces 28a and 28b is
0 is set in consideration of the thickness of the panel 18 to be used. Specifically, it is preferable to set an interval at which the panel 18 can be mounted on the thickest panel 18. The cross-sectional shape of the outer peripheral portion of the projection 32 is circular. on the other hand,
The lower end of the lower second sub-support leg 12b of each support leg 12 is formed in a pipe shape, and the inner diameter thereof is
The protrusion 32 is formed to have a slightly larger diameter than the outer diameter of the protrusion 32 so that the protrusion 32 can be inserted. Thereby, the mounting bracket 2
6 is rotatably attached to the support leg 12.

A procedure for attaching the fence 10 having the above structure to the retaining panel 18 will be described. First, the length and height of the fence 10 are determined by adjusting the amount of insertion of the first sub-horizontal member 22a into the second sub-horizontal member 22b by loosening the fastening male screw 24b,
By changing the insertion amount of the first sub-support leg 12a into the second sub-support leg 12b, it is adjusted according to the length and height of the panel 18, and when the adjustment is completed, each of the fastening male screws 24b is tightened and fixed. I do. Next, the mounting bracket 26 is attached to the lower end side of each support leg 12. Next, the fence 10 is fixed to the upper part of the panel 18 using the mounting bracket 26. Thereby, as shown in FIG. 1, the inner wall surface 1 of the concave groove 16 formed by excavating the road surface 14 is formed.
The fence 10 can be attached to the upper part of the retaining panel 18 arranged in 6a.

In the above-described embodiment, the fence 10 has a configuration in which both the length and the height are adjustable.
For example, when it is sufficient that only the length can be adjusted, the horizontal member 22 is provided between at least one pair of adjacent support legs 12 and the first auxiliary member fixed to one of the adjacent support legs 12. The horizontal member 22a is separated into a second sub-horizontal member 22b fixed to the other support leg 12 of the adjacent supporting legs 12, and the first sub-horizontal member 22a and the second sub-horizontal member are separated. It is only necessary that one of the 22b is slidably inserted into the other. If it is sufficient that only the height can be adjusted, the support leg 12 is provided with at least a pair of adjacent horizontal members 22.
In between, the first auxiliary support legs 12a fixed to one of the adjacent horizontal members 22 of the adjacent horizontal members 22, and fixed to the other horizontal member 22 of the adjacent horizontal members 22. The second auxiliary support leg 12b
The first sub-support leg 12a and the second sub-support leg 12a
It is only necessary that one of the b is slidably inserted into the other.

Although various preferred embodiments of the present invention have been described above, the present invention is not limited to the above-described embodiments, and many modifications can be made without departing from the spirit of the invention. Of course.

[0017]

According to the present invention, when the fence mounted on the retaining panel is used, the length and / or height of the fence can be changed according to the specification of the retaining panel to which the fence is to be attached. Therefore, there is no need to separately manufacture a fence for each panel having different specifications as in the related art, which is economical.

[Brief description of the drawings]

FIG. 1 is a front view for explaining a configuration of a fence mounted on a retaining panel according to the present invention (in a state where the fence is mounted on the fence).

FIG. 2 shows a first sub-fence 10 in which the fence of FIG. 1 is separated.
It is a front view for explaining composition of a.

FIG. 3 shows a second sub-fence 10 in which the fence of FIG. 1 is separated.
It is a front view for explaining composition of b.

FIG. 4 is an explanatory diagram illustrating a fitted state of a first sub-fence 10a of FIG. 2 and a second sub-fence 10b of FIG. 3;

FIG. 5 is an explanatory diagram for explaining a configuration of fixing means used for the fence of FIG. 1;

FIG. 6 is a front view of a state in which the fence of FIG. 1 is shortened.

FIG. 7 is an explanatory diagram for explaining a configuration of a mounting bracket used for the fence of FIG. 1;

[Explanation of symbols]

 Reference Signs List 10 fence 12 support leg 14 road surface 16 concave groove 16a inner wall surface 18 retaining panel 22 horizontal member 22a first sub-horizontal member 22b second sub-horizontal member

Claims (3)

[Claims] 1. A plurality of support legs standing at intervals above an earth retaining panel disposed on an inner wall surface of a concave groove formed by excavating a road surface, and between the plurality of support legs. And one or more cross members that are bridged, wherein the cross members are at least between a pair of adjacent support legs,
A first fixed to one of the adjacent support legs
The sub-horizontal member is separated into a second sub-horizontal member fixed to the other support leg side of the adjacent support legs, and the first sub-horizontal member is divided into the second sub-horizontal member. A fence attached to a retaining panel, which is slidably inserted into the inside. 2. A plurality of support legs standing at intervals above an earth retaining panel disposed on an inner wall surface of a concave groove formed by excavating a road surface, and between the plurality of support legs. And two or more cross members to be bridged, and the support leg is fixed to at least one of the adjacent cross members between at least one pair of adjacent cross members. The first sub-support leg is separated into a second sub-support leg fixed to the other horizontal member of the adjacent horizontal members, and the first sub-support leg is connected to the second sub-support leg. A fence attached to a retaining panel, which is slidably inserted into the inside. 3. A plurality of support legs standing upright at intervals above an earth retaining panel disposed on an inner wall surface of a concave groove formed by excavating a road surface, and between the plurality of support legs. And two or more cross members to be bridged, wherein the cross members are at least between a pair of adjacent support legs,
A first fixed to one of the adjacent support legs
The sub-horizontal member is separated into a second sub-horizontal member fixed to the other support leg side of the adjacent support legs, and the first sub-horizontal member is divided into the second sub-horizontal member. The supporting leg is slidably inserted into the first supporting leg, and the first supporting leg is fixed to at least one of the adjacent horizontal members between the pair of adjacent horizontal members. And a second sub-support leg fixed to the other of the adjacent horizontal members, and the first sub-support leg is slidable in the second sub-support leg. A fence attached to a retaining panel, which is inserted into a fence.