JP2021031890A - Support member to support treadboard member, catwalk, stair landing, catwalk installation method, and stair landing installation method - Google Patents

Abstract

To provide a support member to support a treadboard that enhances workability of installation work of a catwalk or stair landing.SOLUTION: A catwalk includes a treadboard member, and a support member 1 to support the treadboard member. The support member 1 comprises a first support member 10. The first support member 10 has a first support part 11 extending in a first direction Y, and two second support parts 12 formed integrally with the first support part 11 and extending in a direction X crossing the first direction. The first support part 11 is provided with at least one recess 13 on the side of a support face 10a supporting the treadboard member, and also provided with at least one recess 14 on the side of a face opposite to the face 10a supporting the treadboard member 2.SELECTED DRAWING: Figure 5

Description

The present invention relates to a support member for supporting the tread plate member, a passage, a landing, a method of installing the passage, and a method of installing the landing.

On the slopes of highways, stairs and passages for inspection or emergency may be installed, or passages may be installed for construction of equipment and patrols in mountainous areas. In addition, a landing may be provided in the middle of stairs and passages.

Conventionally, there is known a slope installation staircase including a plurality of steps having a tread portion, a support member connecting each step, and a bar member for fixing each step to a slope (Patent Document 1).

JP-A-2002-2014

By the way, when a passage or a landing is installed on a slope or a slope, the length and width are not uniform, and it is required to improve the installation workability.

The present invention has been made in view of the above problems, and an object of the present invention is to improve the workability of installing a passage or a landing.

In order to solve the above problems, the support member that supports the tread plate according to the present invention is
A support member that supports the tread plate member
Including the first support member
The first support member is
A first support extending in the first direction and
The configuration is such that it is provided integrally with the first support portion and has a second support portion extending in a direction intersecting the first direction.

According to the present invention, it is possible to improve the workability of installing a passage or a landing.

It is a side explanatory view of the passage which concerns on 1st Embodiment of this invention. It is also a plan explanatory view. It is also a front explanatory view. It is explanatory drawing of the 1st support member in the same embodiment. Similarly, it is a perspective explanatory view of a state in which two first support members are connected. It is a side explanatory view of the passage which concerns on 2nd Embodiment of this invention. It is also a plan explanatory view. It is also a front explanatory view. It is explanatory drawing of the 2nd support member in the same embodiment. It is a plane explanatory view of the passage which concerns on 3rd Embodiment of this invention. It is explanatory drawing of the 3rd support member in the same embodiment. It is a side explanatory view of the passage which concerns on 4th Embodiment of this invention. It is also a plan explanatory view. It is also a front explanatory view. It is a front explanatory view which provides the explanation of the holding means of the support | column in the same embodiment. Similarly, it is a plan explanatory view of the 1st holding means part. Similarly, it is a plan explanatory view of the 2nd holding means part. It is a plane explanatory view of the passage which concerns on 5th Embodiment of this invention. It is a plane explanatory view of the passage which concerns on 6th Embodiment of this invention. It is a plane explanatory view of the passage which concerns on 7th Embodiment of this invention. It is a side explanatory view provided for the explanation of the installation method of the passage which concerns on this invention. It is also a plan explanatory view.

Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings. The first embodiment of the present invention will be described with reference to FIGS. 1 to 5. FIG. 1 is a side explanatory view of the passage according to the same embodiment, FIG. 2 is a plan explanatory view, and FIG. 3 is a front explanatory view. 4A and 4B are explanatory views of the first support member in the same embodiment, FIG. 4A is a plan explanatory view, FIG. 4B is a front explanatory view, and FIG. 4C is a side explanatory view. FIG. 5 is a perspective explanatory view of a state in which two first support members are also connected. In addition, in FIG. 1 and FIG. 2, two support members are shown in a connected state. Further, in FIG. 2, the tread plate member 2 is shown in a transparent state.

The passage 100 includes a tread plate member 2 and a support member 1 that supports the tread plate member.

The support member 1 is composed of the first support member 10.

The first support member 10 is provided integrally with the first support portion 11 extending in the first direction Y and the first support portion 11, and extends in the direction X intersecting the first direction (orthogonal in the present embodiment) 2 It has two second support portions 12, 12. The number of the second support portions 12 of the first support member 10 may be one or three or more.

The first support portion 11 is provided with at least one recess 13 on the support surface 10a side that supports the tread plate member 2, and four recesses 13 in the present embodiment. Further, the first support portion 11 has at least one on the surface 10b side opposite to the surface 10a that supports the tread plate member 2 (it becomes a support surface when the top and bottom are turned upside down), and in the present embodiment, 4 Two recesses 14 are provided.

The first support member 10 can be interconnected with another first support member 10 in the first direction Y. In the present embodiment, the two first support members 10 and 10 are connected by, for example, fixing the connecting plate 15 with a fastening member 16 such as a screw or a bolt or nut.

With this configuration, the first support member 10 as the support member 1 is installed on the passage installation surface. At this time, by connecting the first support member 10 as the support member 1 to each other in the first direction Y, the passage 100 having a required length can be obtained (installed).

Then, a required number of tread plate members 2 are placed on the first support member 10, and the tread plate members 2 are fixedly attached to the first support member 10 by using a fastening member 17 such as a course thread, and the passage 100 is installed. .. The tread plate member 2 is divided into two in the second direction X to form two members, but the number of tread plate members 2 may be one or three or more.

The order of connecting the first support member 10 to the first direction Y and attaching the first support member 10 and the tread plate member 2 is not limited. For example, the first support member 10 is connected in the first direction Y while the tread plate member 2 is attached to the first support member 10, or the first support member 10 is first connected in the first direction Y, and then the tread plate member 2 is connected. It can be attached.

As a result, by increasing the number of connections of the support member 1 (first support member 10), the length (distance) of the passage 2 can be easily increased, and the passage installation work can be easily performed. It can be done and the installation workability is improved.

Next, the second embodiment of the present invention will be described with reference to FIGS. 6 to 9. FIG. 6 is a side explanatory view of the passage according to the same embodiment, FIG. 7 is a plan explanatory view, and FIG. 8 is a front explanatory view. 9A and 9B are explanatory views of the second support member in the same embodiment, FIG. 9A is a plan explanatory view, FIG. 9B is a front explanatory view, and FIG. 9C is a side explanatory view. In addition, in FIG. 6 and FIG. 7, two support members are shown in a connected state. Further, in FIG. 7, the tread plate member 2 is shown in a transparent state.

In the present embodiment, the support member 1 has a first support member 10 and a second support member 20.

The first support member 10 is the same as that of the first embodiment.

The second support member 20 is provided integrally with the first support portion 21 extending in the first direction Y and the first support portion 21, and projects in the direction X intersecting the first direction (orthogonal in the present embodiment). It has a connecting portion 22a and a connecting portion 22b protruding to the opposite side of the connecting portion 22a. Two connecting portions 22a and 22b are provided in the first direction Y, respectively. The number of connecting portions 22a and 22b of the second support member 20 may be one or three or more in the first direction Y.

Further, the second support member 20 is provided with at least one recess 23 on the support surface 20a side that supports the tread plate member 2, and four recesses 23 in the present embodiment. Further, the first support portion 21 has at least one recess 24 on the surface 20b side opposite to the surface 20a supporting the tread plate member 2 (which serves as a support surface upside down), and four recesses 24 in the present embodiment. Is provided.

The first support member 10 and the second support member 20 are connected to the end of the second support portion 12 of the first support member 10 and the connecting portion 22a of the second support member 20. The end of the second support portion 12 of the first support member 10 and the connecting portion 22a of the second support member 20 are fixedly connected by, for example, a screw or a fastening member 25 such as a bolt or nut.

With this configuration, the support member 1 that connects the first support member 10 and the second support member 20 is installed on the passage installation surface.

Then, a required number of tread plate members 2 are placed on the support surface 10a of the first support member 10 of the support member 1 and the support surface 20a of the second support member 20, and the tread plate members 2 are supported by the first support member 10 and the second support member 10. It is fixedly attached to the member 20 by using a fastening member 17 such as a course thread.

The order of connecting the support member 1 which is a frame (unit) connected to the first support member 10 and the second support member 20 in the first direction Y and attaching the tread plate member 2 is not limited.

Thereby, by increasing the number of connections of the support member 1 (the unit of the first support member 10 and the second support member 20), the length (distance) of the passage 2 can be easily lengthened, and the length (distance) of the passage 2 can be easily increased. Installation work can be performed easily, and installation workability is improved. Further, since the frame body is composed of the first support member 10 and the second support member 20, the strength is higher than that of the first embodiment.

Next, the third embodiment of the present invention will be described with reference to FIGS. 10 and 11. 10 is a plan explanatory view of the passage according to the same embodiment, FIG. 11 is an explanatory view of the third support member in the same embodiment, (a) is a plan explanatory view, (b) is a front explanatory view, and (c). Is a side view.

In the present embodiment, the support member 1 has two first support members 10, a second support member 20, and a third support member 10.

The first support member 10 is the same as that of the first embodiment. The second support member 20 is the same as that of the second embodiment.

The third support member 10 is provided integrally with the first support portion 31 extending in the first direction Y and the first support portion 31, and extends in the direction X intersecting the first direction Y (orthogonal in the present embodiment). It has a second support portion 32 and a connecting portion 33 that projects in a direction opposite to that of the second support portion 32. Two second support portions 32 and two connecting portions 33 are provided in the first direction Y. The number of the second support portion 32 and the number of the connecting portion 33 may be one or three or more in the first direction Y.

Further, the third support member 10 is provided with at least one recess 34 on the support surface 30a side supporting the tread plate member 2, and four recesses 34 in the present embodiment. Further, the first support portion 31 has at least one recess on the surface 30b side opposite to the support surface 30a that supports the tread plate member 2 (which serves as a support surface upside down), and four recesses in the present embodiment. 35 is provided.

Then, one of the first support member 10 and the second support member 20 is connected to the end portion of the second support portion 12 of the first support member 10 and the connecting portion 22a of the second support member 20. The end of the second support portion 12 of the second support member 20 and the connecting portion 22a of the second support member 20 are fixedly connected by, for example, a fastening member 25 such as a screw or a bolt / nut.

Further, the second support member 20 and the third support member 10 are connected to the connecting portion 22b of the second support member 20 and the end portion of the second support portion 32 of the third support member 10. The end of the second support portion 32 of the third support member 10 and the connecting portion 22b of the second support member 20 are fixedly connected by, for example, a fastening member 35 such as a screw or a bolt / nut.

Further, the third support member 10 and the other first support member 10 are connected to the end portion of the second support portion 12 of the first support member 10 and the connecting portion 33 of the third support member 10. The end of the second support portion 12 of the first support member 10 and the connecting portion 33 of the third support member 10 are fixedly connected by, for example, a fastening member 36 such as a screw or a bolt or nut.

In the present embodiment, the first support members 10 and 10 are arranged on both sides in the second direction X, but the first support member 10, the second support member 20, and the third support member 10 are connected in this order. Then, one may be configured to arrange the first support member 10 and the other to arrange the third support member 10.

With this configuration, the support member 1 to which the first support member 10, the second support member 20, and the third support member 10 are connected is installed on the passage installation surface.

Then, a required number of tread plate members 2 are placed on the support surface 10a of the first support member 10 of the support member 1, the support surface 20a of the second support member 20, and the support surface 30a of the third support member 10, and the tread plate member 2 is placed. Is fixed to the first support member 10, the second support member 20, and the third support member 10 by using a fastening member 17 such as a course thread.

The order of connecting the support member 1 which is the frame (unit) of the first support member 10, the second support member 20, and the third support member 10 in the first direction Y and attaching the tread plate member 2 is limited. is not it.

As a result, the length (distance) of the passage 2 is easily increased by increasing the number of connections of the support member 1 (the unit of the first support member 10, the second support member 20, and the third support member 10). Therefore, the installation work of the passage can be easily performed, and the installation workability is improved. Further, since the frame body is composed of the first support member 10, the second support member 20, and the third support member 10, the strength is higher than that of the first embodiment. Further, by having the third support member 10, the width of the second direction X of the passage 100 can be easily widened by connecting the third support member 10 in the second direction X.

Next, a fourth embodiment of the present invention will be described with reference to FIGS. 12 to 17. FIG. 12 is a side explanatory view of the passage according to the same embodiment, FIG. 13 is a plan explanatory view, and FIG. 14 is a front explanatory view. FIG. 15 is a front explanatory view for explaining the holding means of the support column in the same embodiment, FIG. 16 is a plan explanatory view of the first holding means portion, and FIG. 17 is a plan explanatory view of the second holding means portion.

In the present embodiment, in the passage 100 of the second embodiment, the handrail 5 is provided along the first support portion 11 of the first support member 10.

The handrail 5 includes a handrail beam 51 and two columns 52, 52 that hold both ends of the handrail beam 51.

The support column 52 is fixedly held to the tread plate member 2 by the first holding means 61, and is fixedly held to the outer surface of the first support portion 11 of the first support member 10 by the second holding means 62.

Here, as shown in FIGS. 15 and 16, the first holding means 61 has a substantially semicircular shape for sandwiching the plate-shaped holding member 62a for fixing one end to the tread plate member 2 and the support column 52. Includes band metal fittings 61b and 61c.

The holding member 62a is arranged between the recess 13 provided in the first support portion 11 of the first support member 10 and the tread plate member 2, and one end thereof is on the bottom surface side (lower surface side) of the tread plate member 2, such as bolts and nuts. It is fixed by the fastening member 65 of.

The band metal fitting 61b is integrally provided at the other end of the holding member 62a. The holding member for holding the lower end portion of the support column 52 such as the band metal fitting 61b may be a separate body from the fixing member 61b and may be connected to the fixing member 61b by a fastening member or the like.

Then, by sandwiching the support column 52 between the band metal fittings 61b and the band metal fittings 61c and tightening the band metal fittings 61b and 61c with fastening members 66 such as bolts and nuts, the lower end portion of the support column 52 becomes the holding member of the first holding means 61. It is fixed to the tread plate member 2 via 61a.

As shown in FIGS. 15 and 17, the second holding means 62 includes a holding member 62a fixed to the first support portion 11 of the first support member 10 with fastening members 67 such as bolts and nuts, and the lower end of the support column 52. It is provided with a bracket 62b fixed to the portion.

Then, by fastening the holding member 62a and the bracket 62b with fastening members 68 such as bolts and nuts, the lower end portion of the support column 52 is the side surface of the first supporting portion 11 of the first supporting member 10 in the second holding means 62. It is fixed and held in.

As described above, in the present embodiment, the recess 13 provided in the first support member 10 forms a space between the tread plate member 2 and the holding member 61a for fixing the support column 52 of the handrail 5 to the tread plate member 2. doing.

As a result, the support column 52 of the handrail 5 can be easily fixed and held on the tread plate member 2.

The second holding means 62 may be a means for fixing the lower end portion of the support column 52 to the side surface of the first support portion 11 with a fastening member such as a bolt or nut.

Next, a fifth embodiment of the present invention will be described with reference to FIG. FIG. 18 is a plan explanatory view of the passage according to the same embodiment.

In the present embodiment, the support member 1 is configured by connecting two first support members 10 and one second support member 20.

That is, one connecting portion 22a of the second support member 20 and the second support portion 12 of the one first support member 10 are fastened and connected by a fastening member 25 such as a bolt or nut to connect the second support member 20. The other connecting portion 22b and the second supporting portion 12 of the other first supporting member 10 are fastened and connected by a fastening member 25 such as a bolt or nut.

Handrails 5 and 5 are provided on the outside of the first support portion 11 of the first support members 10 and 10 on both sides. The holding of the support column 52 of the handrail 5 on the tread plate member 2 and the holding of the first support member 10 on the side surface of the first support portion 11 are the same as those in the fourth embodiment.

The passage 100 of the present embodiment may be configured not to include the handrail 5.

Next, the sixth embodiment of the present invention will be described with reference to FIG. FIG. 19 is a plan explanatory view of the passage according to the same embodiment.

In the present embodiment, in the configuration of the passage 100 of the third embodiment, the handrails 5 and 5 are provided on the outside of the first support portion 11 of the first support members 10 and 10 on both sides. The holding of the support column 52 of the handrail 5 on the tread plate member 2 and the holding of the first support member 10 on the side surface of the first support portion 11 are the same as those in the fourth embodiment.

Next, a seventh embodiment of the present invention will be described with reference to FIG. FIG. 20 is a plan explanatory view of the passage according to the same embodiment.

In the present embodiment, the support member 1 has two first support members 10, a second support member 20, and two third support members 10.

The first support member 10 is the same as that of the first embodiment. The second support member 20 is the same as that of the second embodiment. The third support member 10 is the same as that of the third embodiment.

Then, one of the first support member 10 and the second support member 20 is connected to the end portion of the second support portion 12 of the first support member 10 and the connecting portion 22a of the second support member 20. The end of the second support portion 12 of the second support member 20 and the connecting portion 22a of the second support member 20 are fixedly connected by, for example, a fastening member 25 such as a screw or a bolt / nut.

Further, the second support member 20 and one of the third support members 10 are connected to the connecting portion 22b of the second support member 20 and the end portion of the second support portion 32 of the third support member 10. The end of the second support portion 32 of the third support member 10 and the connecting portion 22b of the second support member 20 are fixedly connected by, for example, a fastening member 36 such as a screw or a bolt or nut.

Further, one third support member 10 and the other third support member 10 have a connecting portion 33 of one third support member 10 and an end portion of a second support portion 32 of the other third support member 10. It is connected. The end of the second support portion 32 of the other third support member 10 and the connecting portion 33 of the one third support member 10 are fixedly connected by, for example, fastening members 36 such as screws, bolts and nuts. There is.

Further, the other third support member 10 and the other first support member 10 are connected to the end portion of the second support portion 12 of the first support member 10 and the connecting portion 33 of the third support member 10. .. The end of the second support portion 12 of the first support member 10 and the connecting portion 33 of the third support member 10 are fixedly connected by, for example, a fastening member 36 such as a screw or a bolt or nut.

Handrails 5 and 5 are provided on the outside of the first support portion 11 of the first support members 10 and 10 on both sides. The holding of the support column 52 of the handrail 5 on the tread plate member 2 and the holding of the first support member 10 on the side surface of the first support portion 11 are the same as those in the fourth embodiment.

The passage 100 of the present embodiment may be configured not to include the handrail 5.
The handrail members 50, 50 are provided on the outside of the first support members 10, 10 on both sides. The attachment of the handrail member 50 to the tread plate member 2 and the attachment to the first support member 10 of the support column 52 is the same as in the fourth embodiment.

In this way, by combining the first support member 10, the second support member 20, and the third support member 10, the length and width can be easily changed for installation, and the workability of the passage installation work can be improved. improves.

Next, the method of installing the passage according to the present invention will be described with reference to FIGS. 21 and 22. FIG. 21 is a side explanatory view for the same explanation, and FIG. 22 is a plan explanatory view.

Here, an example of installing the passage 100 of the second embodiment will be described.

A step of installing the support member 1 for supporting the tread plate member on the ground, a step of connecting the support member 1 for supporting the tread plate member in the first direction X, and a step plate member on the support member 1 for supporting the installed tread plate member. Perform the process of attaching 2.

Here, when the support member 1 is installed on the ground, for example, the pile 70 is driven into the ground 90, and the upper end portion of the pile 70 is set on the first support portion 11 and 21 of the first support member 10 and the second support member 20. It is fixed to the side surface with a fastening member 71 such as a bolt or nut. As the pile 70, for example, a square pile, a round pile, a reinforcing bar pile, or the like can be used depending on the ground. When a reinforcing bar pile is used, a band-shaped tightening member or the like can be used as the fastening member 71.

On the other hand, one end side of the holding member 61a of the first holding means 61 described above is fixed to the tread plate member 2 by the fastening member 65.

Then, the holding member 61 of the first holding means 61 is placed on the support member 1 with the tread plate member 2 corresponding to the recess 13 of the support member 1, and the tread plate member 2 is fixed to the support member 1 with a fastening member 17 or the like. Install.

Further, the lower end portion of the support column 52 of the handrail 5 is sandwiched between the band metal fitting 61b and the band metal fitting 61c on the other end side of the holding member 61a, and the support column 52 is fixed to the tread plate member 2.

Further, the holding member 62a of the first support portion 11 of the first support member 10 of the support member 1 and the bracket 62b of the support column 52 are fastened with the fastening member 67 to fix the support column 52 to the first support portion 11.

In this way, the passage 100 can be installed on the ground 90, the length of the passage 100 can be easily changed by increasing the number of connected support members 1, and the installation work of the passage 100 can be easily performed. It can be carried out.

In each of the above embodiments, recycled plastic is used as the tread plate member 2, the first support member 10, the second support member 20, and the third support member 30. In the case of recycled plastic, the outer shell has sufficient strength and rigidity, but the inside has lower strength and rigidity than the outer shell. Therefore, when the holding member for holding the support of the handrail is fixed to the tread plate member, the recess is cut later by providing the recesses in the first support member 10, the second support member 20, and the third support member 30 in advance. There is no possibility that the strength and rigidity will decrease as compared to the case where

In each of the above embodiments, an example in which the support member 1 supports the tread plate member 2 constituting the passage 100 and a method of installing the passage 100 have been described, but instead of the passage 100, a staircase or a landing of the passage is configured. The same can be applied to the case of

That is, the support member 1 can be a support member that supports the tread plate member of the landing. Further, the landing can be formed by connecting the first support member 10, the second support member 20, and the third support member 10 that form the support member 1. Further, the method of installing the passage can be implemented as it is as the method of installing the landing.

Further, in each of the above embodiments, a recess is provided on the surface side of the first support member, the second support member, and the tread plate member of the third support member, but the recess is not provided. You can also do it.

1 Support member 2 Tread plate member 5 Handrail 10 1st support member 11 1st support part 12 2nd support part 20 2nd support member 21 1st support part 22a, 22b Connecting part 30 3rd support member 31 1st support part 32nd 2 Support part 33 Connecting part 52 Support column 61 First holding means 62 Second holding means 100 Passage

Claims (8)

A support member that supports the tread plate member
Including the first support member
The first support member is
A first support extending in the first direction and
A support member for supporting a tread plate member, which is provided integrally with the first support portion and has a second support portion extending in a direction intersecting the first direction. A support member that supports the tread plate member
Including the first support member and the second support member
The first support member is
A first support extending in the first direction and
It has a second support portion that is provided integrally with the first support portion and extends in a direction intersecting the first direction.
The second support member is
The first support portion extending in the first direction and the first support portion
It has a connecting portion that is provided integrally with the first support portion and projects in a direction intersecting the first direction.
A support member that supports a tread plate member, characterized in that an end portion of the second support portion of the first support member and the connecting portion of the second support member are connected. A support member that supports the tread plate member
Includes first support member, second support member and third support member
Including the first support member and the second support member
The first support member is
A first support extending in the first direction and
It has a second support portion that is provided integrally with the first support portion and extends in a direction intersecting the first direction.
The second support member is
The first support portion extending in the first direction and the first support portion
It has two connecting portions that are provided integrally with the first support portion and project in directions intersecting with the first direction.
The third support member is
The first support portion extending in the first direction and the first support portion
A second support portion provided integrally with the first support portion and extending in a direction intersecting the first direction, and a second support portion.
It has a connecting portion that is provided integrally with the first support portion and projects in a direction opposite to the second support portion in a direction intersecting the first direction.
The end of the second support portion of the first support member and one of the connecting portions of the second support member are connected to each other.
The other connecting portion of the two support members and the end portion of the first support portion of the third support member are connected. The second support member and the third support member are arranged between the two first support members.
A claim, wherein one of the first support members is connected to the connecting portion of the second support member, and the other first support member is connected to the connecting portion of the third support member. A support member that supports the tread plate member according to 3. A support member that supports the plurality of tread plate members according to any one of claims 1 to 4 is connected and installed in the first direction.
A passage characterized in that the tread plate member is supported by the support member that supports the tread plate member that has been installed. A support member that supports the plurality of tread plate members according to any one of claims 1 to 4 is connected and installed in the first direction.
A landing characterized in that the tread plate member is supported by the support member that supports the tread plate member that has been installed. A step of installing a support member for supporting the tread plate member according to any one of claims 1 to 4 on the ground, and
A step of connecting the support member that supports the tread plate member in the first direction, and
A method for installing a passage, which comprises a step of attaching the tread plate member onto a support member that supports the installed tread plate member. A step of installing a support member for supporting the tread plate member according to any one of claims 1 to 4 on the ground, and
A step of connecting the support member that supports the tread plate member in the first direction, and
A method for installing a landing, which comprises a step of attaching the tread plate member on a support member that supports the installed tread plate member, and a step of attaching the tread plate member.

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