JPH0722988Y2 - Wireway structure - Google Patents

Description

[Detailed description of the device] [Industrial applications]

The present invention relates to a wiring path structure for accommodating and protecting various wirings such as signal cables and communication cables stretched along railways and highways.

[Prior art]

Conventionally, there is a structure of a wiring path in which the top opening of the wiring path body, which was formed by directly laying a reinforced concrete trough directly on the ground adjacent to the roadbed of a railway, etc., is also opened and closed with a lid plate made of reinforced concrete. Is generally known.

[Problems to be solved by the device]

And the above wiring path structure is a wiring path main body in which a large number of troughs are laid in series by sequentially joining the longitudinal end surfaces thereof on the ground, and after the signal cables etc. are stored in the main body, the upper surface opening is formed. It is configured so that it is simply closed with a lid plate. However, it is not always easy to accurately align and connect the end faces of the troughs to be connected on the ground, and the wiring path body after laying is There is a problem that the joint portion of the trough is separated and opened, and as a result, the wiring path itself is meandered. Further, when the ground is uneven, the wiring path cannot be installed horizontally, and the ground is excavated to make it horizontal, which is a very troublesome work. According to the present invention, by fitting and supporting a plurality of troughs to be connected to the trough pedestal that supports the ground, the wiring path itself can be laid horizontally even if the ground is not horizontal. It is an object of the present invention to provide a wiring path structure which can eliminate the inconvenience and can be easily and surely installed.

[Means for Solving the Problems]

The wiring path structure according to the present invention is constructed as follows. That is, standing walls 11 that stand vertically from both sides of a rectangular bottom plate 10 are provided, and a receiving frame piece 7 in which a circular engagement hole 9 is formed in a substantially central portion, and the receiving frame piece 7 are provided. A small-diameter mounting portion 12 fitted into the engagement hole 9, a step holding portion 22 that comes into contact with the back surface of the bottom plate 10 and holds the receiving frame piece 7, and the step holding portion.
A steady rest 23 extending from 22 and having a required length buried in the ground to prevent the steady rest, and a tip formed as a pointed portion 23.
A trough pedestal 6 having a steadying rod 8 and a bottom plate 2 having a width that allows loose fitting between the standing walls 11 of the trough pedestal 6, and left and right side walls rising from both sides of the bottom plate 2. Three and four
At the upper end of the trough, stepped portions 20, 20 are provided from the outside to the inside, respectively, and the trough 1 is formed in a long shape with a substantially concave cross section, and the left and right side walls 3, 4 are upper ends. Stepped portion 20 formed on the portion,
And a rectangular trough cover plate 5 provided with stair-like stepped portions 21, 21 that fit into 20. The plurality of trough receiving bases 6 ... , The receiving frame pieces 7 are installed horizontally, and in the installed trough receiving stand 6, the ends of the troughs 1 and 1 to be connected are closely joined to each other so that the wiring body a is The wiring group 15 is housed in the wiring path body a, and the stepped portions 21, 21 of the trough cover plate 5 are fitted to the stepped portions 22, 22 of the trough left and right side walls 3, 4. The cover plate 5 is attached and configured.

[Action]

Since the respective troughs 1 ... Are joined by joining their ends in the trough cradle 6, they are not easily displaced by vibration or the like. In other words, the trough pedestal 6 is prevented from laterally swaying to the ground 14 by the steady rest rod 8 that is attached by inserting the mounting small diameter portion 12 into the engaging hole 9 of the receiving frame piece 7, and Each trough 1 is installed horizontally and its trough cradle 6
... is firmly supported and restrained. Further, the trough cover plate 5 is fitted and attached to both side walls 3 and 4 of the receiving frame piece 7, and is not easily removed.

【Example】

The present invention will be described below based on the embodiments shown in the drawings. In the drawings, reference numeral 1 indicates a trough which is a concave groove body made of reinforced concrete. The trough 1 is integrally formed by a bottom plate 2 and left and right side walls 3, 4 rising from both sides of the bottom plate 2. Then, stepped portions 20, 20 are provided at the upper ends of the left and right side walls 3, 4 so as to step down from the outside toward the inside. Reference numeral 5 also designates a cover plate made of reinforced concrete, and the left and right side edges of the cover plate 5 have stepped portions 20 of the left and right side walls 3 and 4,
Stepped portions 21 and 21 are formed on the stairs, which are fitted in the male and female state 20. Next, reference numeral 6 indicates a trough pedestal including a receiving frame piece 7 and a steady rest 8. Here, the receiving frame piece 7 is integrally configured by a reinforced concrete body from a bottom plate 10 having a rectangular shape and standing walls 11 and 11 standing upright from both sides of the bottom plate 10, respectively. The bottom plate 10 has a circular locking hole 9 formed substantially in the center thereof. The steady rod 8 is composed of a small-diameter mounting portion 12, a step holding portion 22, and a steady portion 8, and is generally made of glass fiber reinforced plastic or the like. Here, the mounting small diameter portion 12 is, as can be understood from the drawings,
The receiving frame piece 7 formed on the upper end of the steady rest rod 8 and described above
It is formed as a cylindrical small-diameter portion so as to be engaged with the circular locking hole 9 of the bottom plate 10 at. The step holding portion 22 is formed so as to project outward from the lower end of the cylindrical mounting small-diameter portion 12, and when the mounting small-diameter portion 12 is inserted into the locking hole 9, the step holding portion 22 is inserted into the step holding portion 22. The back surface of the bottom plate 10 near the hole 9 is brought into contact with the receiving frame piece 7 itself. Further, reference numeral 23 indicates a steady rest, the tip of which is the tip.
It is formed as 13 and is buried in the ground for the required length, and the receiving frame piece 7
It is supposed to prevent and keep swinging. The space between the upstanding walls 11, 11 of the front receiving frame piece 7 is substantially the same as the side of the trough 1 installed therein. Here, the laying of the wiring path main body a by the trough 1 and the trough cradle 6 having the above-described configuration is performed as follows. First, a small diameter portion for mounting the steady rod 8 in the locking hole 9 of the receiving frame piece 7
12 is engaged and a plurality of trough cradle 6 is assembled. Next, the plurality of trough receiving pedestals 6 ... Are set at predetermined intervals on the predetermined ground 14, for example, at positions corresponding to both ends and the center of one trough 1 to be connected. Then, both ends and the central portion of the trough 1 are arranged while being fitted into the receiving frame piece 7 of the trough receiving stand 6. At this time, the space between the standing walls 11, 11 of the receiving frame piece 7 is substantially the same as the width of the bottom plate 2 of the trough 1.
The left and right side walls 3 and 4 of the trough 1 are restricted to the inside by 11 and 11, so that the side walls 3 and 4 of the trough 1 can be prevented from expanding in the left and right width direction due to long-term use. In particular, the cover plate 5 of the trough 1 is fitted and mounted between the side walls 3 and 4 of the trough 1, and the side walls 3 and 4 of the trough 1 are directed to the left and right outside unless they are restricted to the inside by the standing walls 11 and 11. Will be expanded. Then, the ends of the respective troughs 1 ... In addition, when installing a plurality of trough cradle 6 ... on the ground 14,
Even if the ground 14 has irregularities, if the length of the steady rest 23 embedded in the ground is adjusted, it will be at the same height as a whole, that is, a plurality of truss cradle 7 ... Can be installed in Here, the wiring group 15 such as a target signal cable is housed in the wiring path main body a thus laid and formed, and the lid plate 5 is covered and the lid is closed. At this time, the stepped portions 21, 21 of the lid plate 5 are fitted to the stepped portions 20, 20 formed on the upper ends of the left and right side walls 3, 4 of the trough 5, so that the lid can be securely and firmly closed by a simple operation. You can If the troughs 5 are placed on the trough cradle 7 not only at the connecting and joining portions of the troughs 5 but also at the central portion of the troughs 5 as shown in the drawing, the wiring path body a Will be further improved in stability.

[Effect of device]

The present invention has the above configuration. With the wiring path structure according to the present invention, a plurality of troughs can be horizontally connected and installed by a simple operation, and the plurality of connected troughs and installed troughs will not be easily displaced due to vibration or the like to open. Further, the trough cradle according to the present invention can be easily assembled and used at a construction site, and its installation work is simple, so that each trough can be securely installed and restrained. Further, the lid plate can also be fitted to the upper part of the trough by simply pressing it from above, so that the lid can be closed easily and surely.

[Brief description of drawings]

FIG. 1 shows an embodiment of the present invention. FIG. 1 is a perspective view of a wiring path, FIG. 2 is a sectional view of the same, and FIG. 3 is a trough pedestal showing a receiving frame piece and a swing rod separately. FIG. 1 …… Trough 2 …… Trough bottom plate 3,4 …… Trough side wall 5 …… Trough cover plate 6 …… Trough pedestal 7 …… Receiving frame 8 …… Stabilizing rod 9 …… Entrance hole 10… … Bottom plate of receiving frame 11 …… Standing wall, 12 …… Small diameter part for installation, 13 …… Spiked part 14 …… Ground 15 …… Wiring group 20 …… Step part of side wall 21 …… Step part of lid plate 22 …… Step holding part 23 …… Precession prevention part

Claims (1)

[Scope of utility model registration request] 1. A receiving frame in which standing walls (11, 11) standing upright vertically from both ends of a rectangular bottom plate (10) are provided, and a circular insertion hole (9) is formed substantially in the center. The piece (7), the mounting small-diameter portion (12) fitted in the engagement hole (9) of the receiving frame piece (7), and the back surface of the bottom plate (10) are brought into contact with each other to hold the receiving frame piece (7). A step holding portion (22) and a portion extending from the step holding portion (22) and having a required length buried in the ground to prevent steady rest;
A steady rest (23) whose tip is formed as a tip (13)
A trough pedestal (6) provided with a steady rest rod (8) and a bottom plate (2), and the standing wall (11, 1) of the trough pedestal (6).
1) The left and right side walls (3, 4), which have a width that fits loosely between them and rise from both sides of the bottom plate (2), have stepped steps (20, 20) stepwise from the outside to the inside. ), And a long trough (1) having a substantially concave cross section
And a rectangular trough cover plate provided with stepped portions (21, 21) on the stairs that are tightly integrated with the stepped portions (20, 20) formed at the upper ends of the left and right side walls (3, 4). (5) and, with the plurality of trough receiving bases (6 ...) Having predetermined intervals on the ground (14), the respective receiving frame pieces (7 ...) Are horizontal. In the installed trough cradle (6), the ends of the troughs (1, 1) to be connected are closely joined to form the wireway body (a), and the wireway body (a) is formed. ), The wiring group (15) is housed, and the stepped portions (21, 21) of the trough cover plate (5) are fitted into the stepped portions (20, 20) of the trough left and right side walls (3, 4). A wiring path structure, characterized in that the cover plate (5) is attached thereto.