KR100939433B1 - Installation structure of porous pipes for expropriating cable - Google Patents

Abstract

The present invention relates to an installation structure of a porous tube for cable accommodation, and more particularly to an installation structure of a porous tube for cable accommodation that can prevent the twisting phenomenon.

The installation structure of the porous pipe for accommodating the cable of the present invention is an installation structure of a porous pipe in which a plurality of cable accommodation holes are formed for space division in the communication pipeline in which a plurality of cables are accommodated. In the portion where the pipeline abuts, a rotation means for moving the porous tube along the longitudinal direction of the communication pipeline is provided to prevent a twisting phenomenon that may occur due to the length of the porous tube connected to the tube. Characterized in that it can.

Description

Installation structure of porous pipes for expropriating cable

1 is a cross-sectional view showing a conventional general communication pipeline construction method;

2 is a cross-sectional view showing a conventional porous pipe installed in a communication pipe;

3 is a perspective view showing a state in which a porous pipe and some cables are installed in a communication pipeline according to the present invention;

FIG. 4 is an exploded perspective view illustrating a state in which a plurality of porous tubes are accommodated in the communication pipeline shown in FIG. 3;

5 is a cross-sectional view showing an installation structure of a porous tube for cable accommodation according to the present invention;

6 is a side cross-sectional view of a porous tube according to the present invention;

7 is a side cross-sectional view showing a state in which a plurality of porous pipes are connected and accommodated in a communication pipeline. And,

8 is a perspective view illustrating a state in which a roller mounted on a porous pipe and a rail serving as a guide of the roller are installed.

<Explanation of symbols for the main parts of the drawings>

100: communication pipe 110: small pipe

200: porous tube 210: cable receiving groove

220: outside frame 230: rib

240: connecting protrusion 250: connecting groove

300: rail 400: roller

410: central axis 420: wheels

430: groove

The present invention relates to an installation structure of a porous pipe for accommodating a cable used to install a plurality of cables by dividing an internal space of one communication pipe. More particularly, the present invention relates to an installation structure of a porous pipe for accommodating a cable capable of preventing a torsion phenomenon which may occur due to a length of the porous pipe installed in a plurality of porous pipes installed in a communication pipe.

In general, in order to install a communication line that accommodates a large number of cables, a large communication line is buried underground, and several small pipes are installed in a large communication line for space utilization. This was used.

1 is a cross-sectional view showing a communication pipeline construction method according to the prior art, and as shown above, illustrates a structure in which a plurality of small pipes 110 are installed in a large communication pipeline 100. According to the prior art illustrated in FIG. 1, the large communication pipe line 100 is determined to have a diameter that allows a small pipe 110 to be added later in anticipation of future demand, and thus the small pipe 110 may have a time difference. It is configured to be added.

However, according to the related art as described above, the load on the plurality of small pipes 110 accommodating the cable acts on the small pipes 110 placed on the lower portion thereof for a long time, and together with the small pipes 110 placed on the lower portion. As the cables laid inside are crushed, there is a problem of reducing the transmission characteristics of the cables.

In order to solve the problems of the prior art as described above, a porous tube that can accommodate a cable by dividing an internal space of a large communication pipe 100 has been proposed. The above space utility is a space utility, which forms an inner pipe for space division to accommodate a plurality of sets of cables in a pipeline where internal manpower work is not possible when installing cables, and improves economic efficiency by increasing cable installation density. It is proposed for.

2 is a cross-sectional view showing a state in which a porous tube according to the prior art is installed in a communication pipeline. As shown in FIG. 2, a porous pipe 200 is formed in the communication pipe 100 to form a plurality of spaces in which cables can be accommodated, and through the space formed by the porous pipe 200. Solving the problem that the load is concentrated in one place by inserting each cable.

The porous pipe 200 has a structure in which a plurality of the communication pipes 100 are connected by a predetermined length in the communication pipe 100. At this time, in the connecting structure in which the plurality of porous pipes 200 are bound as described above, as the length of the porous pipe 200 connected between the small gaps formed between the respective porous pipes 200 becomes long, the entire porous pipe 200 becomes longer. There was another problem of twisting the structure. In addition, the torsional phenomenon of the structure of the porous tube 200 as described above has a problem that leads to a decrease in the transmission characteristics of the cable installed in the porous tube 200.

The present invention is to solve the conventional problems as described above, in the configuration in which a plurality of porous pipes are connected, even if the length of the porous pipe for accommodating a cable that can prevent the twisting effect acting on the porous pipe structure The purpose is to provide an installation structure. In addition, in the construction of pushing a plurality of porous pipes in the communication pipeline to minimize the friction force to provide a structure for installing a porous pipe for accommodating the cable to facilitate the installation of a plurality of connected porous pipes with a small force. It is done.

In order to achieve the above object, the present invention is a communication structure in which a plurality of cables are accommodated, the installation structure of a porous pipe formed with a plurality of cable receiving holes for space division in the communication pipe, the porous pipe and the communication pipe is The contact portion is provided with a rotation means for moving the perforated tube along the longitudinal direction of the communication pipe, to prevent the twisting phenomenon that can occur due to the length of the structure in which a plurality of perforated pipes are connected It is characterized by.

Further, the rotation means, a roller is rotatably installed on one side of the porous pipe, and formed along the longitudinal direction of the communication pipe in the inner lower portion of the communication pipe, including a rail that the roller can contact, When the two porous pipes are installed, the frictional force may be reduced due to the rotation of the roller, and thus the construction may be facilitated.

The rollers are each mounted with wheels inside both ends of the central shaft, grooves are formed between the wheels on both sides, and the rails have a shape in which the central portion protrudes.

Furthermore, in the side space in which the cable accommodation hole does not have a perfect shape inside the porous pipe, an outer circumferential frame surrounding the periphery of the porous pipe and a plurality of ribs connecting the cable accommodation hole to each other are formed, The weight can be reduced, and material costs can be reduced.

Furthermore, in the case where a plurality of porous pipes are connected and installed in the communication pipe line, the plurality of porous pipes are preferably installed at predetermined intervals in terms of economics.

Hereinafter, with reference to the accompanying drawings will be described in detail an embodiment of the installation structure of the porous tube for receiving the cable according to the present invention.

3 is a perspective view illustrating a state in which a porous tube and some cables are installed in a communication pipeline according to the present invention, and FIG. 4 is an exploded perspective view illustrating a state in which a plurality of porous tubes are accommodated in the communication pipeline shown in FIG. 3. to be. Here, the communication pipeline 100 represents a large communication pipeline 100 in which a plurality of cables are accommodated therein.

Referring to FIG. 3, a porous pipe 200 is formed in a communication pipe 100 to form a plurality of spaces in which a cable can be accommodated, and a cable accommodation groove 210 formed in the porous pipe 200. The cables are inserted respectively. In addition, a rail 300 is formed along the longitudinal direction of the communication pipeline 100 at an inner lower portion of the communication pipeline 100, and a connection groove 250 is formed at an outer circumferential frame 220 surrounding the perforated tube 200. It is provided.

4, the porous pipe 200 has a structure in which a plurality of porous pipes 200 are connected to correspond to the length of the communication pipe line 100 when installed in the communication pipe line 100. .

At this time, in order to connect the plurality of porous pipes 200, the outer periphery frame 220 surrounding the perforated pipe 200, the connection projection 240 and the connection groove (240) to be coupled with each other porous pipe 200 ( 250 is provided respectively. The connection protrusion 240 and the connection groove 250 are coupled to each other in connection with the connection groove 250 and the connection protrusion 240 of the other porous pipe 200 located in the front or rear portion of the porous pipe 200. It consists of.

5 is a cross-sectional view showing the installation structure of a porous tube for receiving a cable according to the present invention, Figure 6 is a side cross-sectional view of the porous tube according to the present invention. 7 is a side cross-sectional view illustrating a state in which a plurality of porous tubes are connected and accommodated in a communication pipeline.

Referring to FIG. 5, the porous pipe 200 divides a space inside the communication pipe 100 to increase cable installation density while accommodating cables therein, and a plurality of cable receiving holes 210 are formed therein. . When a plurality of cable receiving holes 210 are installed in the porous pipe 200, the space in the porous pipe 200 reaches a saturation state, and thus, in the side space in which the cable receiving hole 210 is hard to have a perfect shape, It has a plurality of ribs 230 that can connect the outer periphery frame 220 and the cable receiving hole 210.

5 to 7, the present invention provides an installation structure of a communication conduit 100 for accommodating a plurality of cables and a porous pipe 200 used for dividing a space in the communication conduit 100. In the, the communication line 100 inside the rail 300 is installed, the roller 400 that can be rotated on the rail 300 comprises a structure mounted to the porous pipe 200.

By a structure in which a plurality of porous pipes 200 having such a fastening structure are connected to each other, it is possible to prevent a torsional phenomenon that may occur due to a longer length and also to install the porous pipes 200 in the communication pipe 100. The roller 400 is rotatably mounted to the lower side in the shape in which the porous pipe 200 is installed to reduce the frictional force and can be easily pushed in. The lower side of the inner diameter of the communication pipe 100 corresponds to the roller 400. The rail 300 is installed to guide the moving direction of the roller 400 in the longitudinal direction of the communication pipeline 100.

8 is a perspective view illustrating a state in which a roller mounted on a porous pipe and a rail serving as a guide of the roller are installed.

As shown in FIG. 8, the roller 400 has a shape in which wheels 420 are mounted on both sides of the central axis 410, respectively, and is formed by recessing a predetermined depth relative to the wheels 420. The rail 300 has a shape in which the central portion protrudes to have a structure that is coupled to the groove portion 430. The rail 300 having a protruding center is supported by the protrusion between the wheels 420 of the roller 400 so that the porous pipe 200 is not twisted left and right, and the direction in which the roller 400 moves. It also serves as a guide.

Here, since the plurality of porous pipes 200 are installed in the communication pipe line 100, the porous pipes 200 equipped with the rollers 400 may be installed at predetermined intervals in terms of economical efficiency.

As described above, according to the installation structure of the porous pipe for accommodating the cable according to the present invention, the following effects are obtained. First, in a structure in which a plurality of porous tubes are connected, there is an effect of preventing the torsion phenomenon that may occur due to the length of the porous tube. Second, when installing a plurality of porous pipes in the communication pipeline with the installation structure using the roller and the rail, the frictional force is reduced due to the rotation of the roller, thereby making the construction easier. Third, in the side space where the cable receiving hole does not have a perfect shape inside the perforated tube, a plurality of ribs are formed to reduce the weight of the perforated tube, and this configuration also has the effect of reducing the material cost.

The present invention is not limited to the described embodiments, and various modifications and changes can be made to those skilled in the art without departing from the spirit and scope of the present invention. Such modifications or modifications may be made to the present invention. It belongs to the claims of the.

Claims (5)

In the communication pipeline in which a plurality of cables are accommodated, as an installation structure of a porous tube in which a plurality of cable accommodation holes are formed for space division in the communication pipeline, In a portion where the porous pipe and the communication pipe contact, a rotating means for moving the porous pipe along a length direction of the communication pipe is provided. In the side space in which the said cable accommodation hole does not have a perfect shape inside the said porous pipe, And an outer circumferential frame surrounding the periphery of the porous tube and a plurality of ribs connecting the cable receiving holes to each other. The method of claim 1, The rotating means, A roller which is rotatably installed at one side of the porous tube; And a rail formed along the longitudinal direction of the communication pipeline at the inner lower portion of the communication pipeline, the roller being in contact with the roller. The method of claim 2, The rollers are each equipped with wheels inside both ends of the central shaft, grooves are formed between the both wheels, Corresponding to the groove portion, the rail has an installation structure of a porous pipe for receiving a cable, characterized in that the central portion has a shape protruding. delete The method according to any one of claims 1 to 3, In the plurality of porous pipes are installed in the communication pipe line, The plurality of porous pipes is installed structure of a porous pipe for receiving a cable, characterized in that installed at a predetermined interval.

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