KR102149084B1 - A Method of Construction for Pulling a Wire between Long Distance Position Without Contacting Means and An Apparatus for the Same - Google Patents

Abstract

The present invention relates to a connectionless wire pulling method and an apparatus therefor, and specifically, to a connectionless wire pulling method and an apparatus therefor allowing wires to be laid or arranged in a connectionless manner between two manholes or similar structures. About. A connectionless wire pulling method and an apparatus therefor include a wire supply module 11 for continuously supplying at least one wire (W_1 to W_K); An induction module 12 for guiding at least one wire W_1 to W_K supplied from the wire supply module 11 in a predetermined direction; It includes at least one pulling module (13_1 to 13_N) for pulling each of the at least one wire (W_1 to W_K) derived from the induction module 12.

Description

A Method of Construction for Pulling a Wire between Long Distance Position Without Contacting Means and An Apparatus for the Same}

The present invention relates to a connectionless wire pulling method and an apparatus therefor, and specifically, to a connectionless wire pulling method and an apparatus therefor allowing wires to be laid or arranged in a connectionless manner between two manholes or similar structures. About.

Various types of electric wires or cables can be laid underground, for example, copper road cables, non-exterior cables, or conduit cable structures. Such a cable may be wired using a manhole, and a connector or a connecting device may be used for laying the cable. Patent Registration No. 10-1607882 discloses an underground transmission line installation device for manholes that can replace curved construction in use to absorb cable heat expansion and contraction with straight construction. In addition, Patent Registration No. 10-0889869 relates to a manhole for wire connection wiring provided with a locking device having a structure that can prevent the risk of electric shock to pedestrians while safely protecting the electric wire inside. Cable or wire laying apparatus disclosed in the prior art or known art uses a connection means for underground installation, but when the connection means is used, various types of connection failure may occur, and installation or maintenance cost may increase. Therefore, it is necessary to develop a laying method in which the connecting means is used to a minimum or the connecting means is not used. However, the prior art does not disclose such a technology.

The present invention has the following objects to solve the problems of the prior art.

Prior Art 1: Patent Registration No. 10-1607882 (Korea Electric Power Corporation, announced on April 1, 2016) Underground transmission line installation device for manhole Prior Art 2: Patent Registration No. 10-0889869 (Daemyung Concrete Industry Co., Ltd., announced on March 25, 2009) Manhole for wire connection and wiring with locking device

An object of the present invention is to provide a connectionless wire pulling method and an apparatus for the same, which enables laying of underground cables without using a connection means by applying a pulling module having a caterpillar structure.

According to a preferred embodiment of the present invention, a connectionless wire pulling method and an apparatus therefor include a wire supply module for continuously supplying at least one wire; An induction module for guiding at least one wire supplied from the wire supply module in a predetermined direction; And at least one pulling module for pulling each of the at least one wire derived from the induction module.

According to another suitable embodiment of the present invention, at least one pulling module is disposed between two different manholes along a path formed underground, and the pulling module includes first and second caterpillar modules facing each other.

According to another suitable embodiment of the present invention, there is provided a method comprising: fixing a supply means for supplying underground wiring to a vehicle; And guiding the underground wiring supplied to the supply means to a pulling means having a caterpillar structure, wherein the pulling means is located separately from each other on a wiring line formed between the two manholes, and is located on a guide roller between the different pulling means. The underground wiring is induced by this.

The connectionless wire pulling device according to the present invention eliminates the need for a connection means or a connection device in the process of laying underground wiring lines such as wires or cables. Accordingly, various types of connection failures or similar power supply accidents due to the use of the connection means are prevented, while at the same time, installation and maintenance costs are reduced.

1 shows an embodiment of a connectionless wire pulling apparatus according to the present invention.
2 shows an embodiment to which a connectionless wire pulling device according to the present invention is applied.
3 shows an embodiment of a pulling module having a caterpillar structure applied to the pulling device according to the present invention.
4 shows an embodiment of a winch module applied to the pulling device according to the present invention.
5 shows an embodiment of an operation process of the pulling device according to the present invention.
6 shows an embodiment of a connectionless wire pulling method according to the present invention.

In the following, the present invention will be described in detail with reference to the embodiments shown in the accompanying drawings, but the embodiments are for a clear understanding of the present invention, and the present invention is not limited thereto. In the following description, components having the same reference numerals in different drawings have similar functions, so if they are not necessary for the understanding of the invention, they will not be described repeatedly, and well-known components will be briefly described or omitted, but the present invention It should not be understood as being excluded from the embodiment of.

1 shows an embodiment of a connectionless wire pulling apparatus according to the present invention.

Referring to FIG. 1, a connectionless wire pulling device includes: a wire supply module 11 for continuously supplying at least one wire W_1 to W_K; An induction module 12 for guiding at least one wire W_1 to W_K supplied from the wire supply module 11 in a predetermined direction; And at least one pulling module 13_1 to 13_L for pulling each of the at least one wire W_1 to W_K derived from the induction module 12.

At least one of the electric wires W_1 to W_K may have various types of cable shapes or similar shapes for power or signal transmission. At least one electric wire (W_1 to W_K) having various types of shapes may be laid underground, and, for example, may be disposed in the laying path P formed in an underground conduit connecting two manholes. The wire supply module 11 may include, for example, a vehicle or an electric wire supply drum disposed in the vehicle. For example, a plurality of wire supply drums may be arranged in parallel in a loading box, and each of the wire supply drums may be fixed at a predetermined position by a fixing frame installed in a loading box of a vehicle. In addition, the electric wire may be wound around the electric wire supply drum, and the electric wire supply drum may be made of a rotatable structure, and may be rotated by, for example, a motor or similar driving means, or may be rotated manually. The wire supplied by the wire supply module 11 can be guided by the induction module 12 and transferred at a predetermined speed, and the induction module 12 includes, for example, a tension detecting means, a tension adjusting means, a wire supply module (11) may include a rotational speed adjustment means or a control module. The wire supply module 11 and the induction module 12 may be made in a single module structure, and may be made in a winch structure. For example, a driving means for rotation control, a tension detection means, a tension control means, and an induction block may be coupled to a winch of a rotating drum structure. The induction block may be, for example, a fixed block in which a through hole guiding each of the electric wires W_1 to W_K is formed. In addition, a stopper is installed in each through hole formed in the fixing block, so that the induction of each of the electric wires W_1 to W_K may be limited. The wire supply module 11 or the induction module 12 may be made in various structures capable of guiding the wires W_1 to W_K in a controlled manner, and is not limited to the presented embodiment.

Each of the wires W_1 to W_K may be pulled and transferred from the wire supply module 11 by the pulling modules 13_1 to 13_L. The pulling modules 13_1 to 13_L may have, for example, a caterpillar structure, and may be disposed in an underground conduit in which each of the electric wires W_1 to W_K is laid. Specifically, one pulling module (for example, 13_1) is disposed under the manhole, separated at regular intervals, and disposed along the underground conduit. And the last pulling module (13_L) may be disposed below the other manhole. In this way, each wire (W_1 to W_K) is transferred along the laying path (P) formed in the underground conduit by the continuously arranged pulling module (13_L) arranged in the underground conduit so that the connection means do not need to be used. do. In addition, each of the electric wires (W_1 to W_K) is stably transported along the installation path (P) so that the installation between one manhole and the other manhole. When each pulling module 13_1 to 13_L is made in a caterpillar structure, the conveying speed can be adjusted, and each pulling module 13_1 to 13_L is operated independently, thereby sagging the wires W_1 to W_K or Tension deviation between different wires or similar laying failure can be prevented. Each of the wires W_1 to W_K guided by the pulling modules 13_1 to 13_L is guided to the wire control module 14 so that the laying state can be finally adjusted. For example, the wire control module 14 may have a pulling unit capable of pulling each of the electric wires W_1 to W_K, or may have a fixing unit capable of fixing to a predetermined position. In addition, the electric wires W_1 to W_K guided by the pulling modules 13_1 to 13_L by the pulling means or fixing means may be fixed, for example, below the other manhole. Thereafter, if necessary, it may be guided to the bottom of another manhole through another laying path P by the same or similar disconnected wire pulling device.

Hereinafter, a process in which each of the wires W_1 to W_K is guided by the pulling device will be described.

2 shows an embodiment to which a connectionless wire pulling device according to the present invention is applied.

Referring to FIG. 2, at least one pulling module 13_1 to 13_N is disposed between two different manholes 23a and 23b along a path formed underground. The vehicle 21 may be positioned at the entrance of the first manhole 23a for pulling from the first manhole 23a of the electric wire W to the second manhole 23b. The vehicle 21 may be stably fixed to a predetermined position by an appropriate fixing means, and at least one electric wire supply means 22 may be disposed on the vehicle 21. The wire supply means 22 may include a rotating drum or a winch, as described above, and may be rigidly fixed to the loading box of the vehicle 21, for example. The first pulling module 13_1 may be disposed under the first manhole 23a, and at least one pulling module 13_1 to 13_N may be disposed in the underground conduit D connected to the second manhole 23b. I can. The wire W is supplied by the wire supply means 22 and may be guided to the first pulling module 13_1, and thereafter, the N-th pulling from the second pulling module 13_2 sequentially from the first pulling module 13_1 It may be transferred to the module 13_N. In this way, when the electric wire W is guided from the electric wire supply means 22 to the Nth pulling module 13_N, the arrangement state of the electric wire W may be adjusted by the adjusting means 24. For example, the tension of the electric wire W may be adjusted by the adjusting means 24. The adjusting means 24 may be disposed outside the second manhole 23b, but is not limited thereto and may be disposed in various positions, and the present invention is not limited by the operating structure or arrangement position of the adjusting means 24 . In this way, the wire (W) is guided from the first manhole (23a) to the second manhole (23b) by the pulling module (13_1 to 13_N), and then by the adjustment means (24) inside the underground conduit (D) When the arrangement state of (W) is adjusted, the pulling modules 13_1 to 13_N may be removed from the underground conduit D. If necessary, a traction means may be formed in each of the pulling modules 13_1 to 13_N. For example, each of the pulling modules 13_1 to 13_N may be formed by a moving means such as a wheel or a traction device installed on the vehicle 21. It may have a towing ring that can be towed. In addition, each of the pulling modules 13_1 to 13_N may have the same or different structure and may have an appropriate structure capable of inducing by pulling the wire W.

3 shows an embodiment of a pulling module having a caterpillar structure applied to the pulling device according to the present invention.

Referring to FIG. 3, the pulling module 13 includes first and second caterpillar modules 30a and 30b facing each other. Further, the first and second caterpillar modules 30a and 30b include rotating belts 31a and 31b and at least one pressing unit 331 for pressing at least one electric wire. The first and second caterpillar modules 30a and 30b may be disposed to face each other, and an electric wire W may be guided between the caterpillar modules 30a and 30b facing each other. Each of the caterpillar modules (30a, 30b) includes a rotating belt (31a, 31b) of an endless rotation orbit structure; Rolling units 321 and 322 for rotating the rotating belts 31a and 31b; And at least one pressing unit 331 that presses the electric wire W so that the electric wire W is guided in a predetermined direction by rotation of the rotating belts 31a and 31b. One rolling unit 321 or 322 disposed to face each other may be rotated at a predetermined speed by a motor or similar driving means 34. At least one pressing unit 331 may be arranged to press the electric wire W in both directions while facing each other with rotation belts 31a and 31b rotated while being engaged with each other. At least one pressing unit 331 may be disposed along the transport direction of the electric wire W, and at least one position of the electric wire W may be pressed. The pressure members 332 may extend upward of each of the pressing units 331, and ends of different pressure members 332 may be connected to each other by an operation member 333. The drive means 34 may be, for example, a rotation drive means such as a motor, and a power transmission means 35 such as a gear may be coupled to the rotation shaft of the drive means 34. The power transmission members 361 and 362 may be coupled to the power transmission means 35 in different directions, and the pressing operation means 37a and 37b may be coupled to the ends of the power transmission members 361 and 362. . Each of the pressing operation means 37a, 37b can be made of a cam structure, for example, and includes an operation shaft 371; A cam unit 372 rotated by the actuating shaft 371; And it may include an operation limiting unit 373 for limiting the vertical movement of the cam unit 372. The operation shaft 371 may be connected to the operation member 333, and the cap unit 372 may be made of an eccentric structure. As the cam unit 372 is moved up and down by driving of the driving means 34, the electric wire W may be periodically pressed. The rolling units 321 and 322 may be rotated by the driving means 34, and rotation of the rolling units 321 and 322 may be interlocked with the operation of the cam unit 372. In addition, the pressing unit 331 may have a block shape, and may be coupled to the pressure member 332 so as to move up and down with respect to the pressure member 332. Specifically, an elastic means 334 such as a spring may be disposed under the pressure member 332, and the pressing unit 331 may be moved up and down in an elastic structure.

A plurality of caterpillar modules 30a_1 to 30b_N may be arranged in parallel with each other, whereby a plurality of electric wires W_1 to W_N may be simultaneously transferred. A plurality of caterpillar modules 30a_1 to 30b_N may be operated simultaneously or independently operated by one driving means 34, and accordingly, a plurality of wires W_1 to W_N may be simultaneously or independently pulled. . The caterpillar modules 30a_1 to 30b_N may be made in various structures and are not limited to the presented embodiments.

4 shows an embodiment of a winch module applied to the pulling device according to the present invention.

Referring to FIG. 4, the rotating belt 31b may be a caterpillar track structure, and the guide rail 41 may be coupled to one side of the rotating belt 31b to a predetermined length, and the guide rail 41 The guide roller 42 in which at least one wire guide path 421 and 422 is formed may be coupled. The electric wire may be guided along the electric wire guiding paths 421 and 422, and the electric wire may be transferred while the guiding roller 42 rotates according to the rotation of the rotating belt 31b. At least one guide roller 42 may be disposed on the guide rail 41, and although not shown in FIG. 4, a rotating belt 31b having an guide rail 41 formed above the guide roller 42 is also coupled. Can be. The caterpillar module 30b may be formed in various structures and is not limited to the presented embodiment.

The induction module 12 includes a reel 44 on which an electric wire is wound; A rotation control module 45 for adjusting the rotation of the reel 44; And it may include a drive induction unit 46 that transmits the power of the drive module 47 to the rotation control module 45. The reel 44 can be made in various sizes, and the rotation control module 45 adjusts the rotation speed of the reel 44, stops the rotation of the reel 44, or starts the rotation of the reel 44. It can have a function to let you know. In addition, the tension detection means and the length detection unit are disposed in the rotation control module 45 to detect the tension of the transferred wire, and the total length of the transferred wire may be measured. The drive module 47 may be, for example, a motor or similar drive means, and the operation of the drive module 47 is transmitted to the rotation control module 45 through a drive induction unit 46 such as a shaft or gear. I can. A fixed frame 48 of a horizontal frame structure is disposed in front of the reel 44 so that the induction module 12 can be stably fixed to, for example, a vehicle or a suitable fixing device. As described above, the guiding module 12 may include a winch or similar means and is not limited to the embodiment presented.

5 shows an embodiment of an operation process of the pulling device according to the present invention.

Referring to FIG. 5, a fixed frame 52 is installed in a loading box of a mobile vehicle 51, and at least one wire supply means 53_1 to 53_N may be disposed in parallel on the fixed frame 52. A mounting frame may be formed on the fixing frame 52, and the wire supply means 53_1 to 53_N of each reel structure may be detachably coupled to the mounting frame. A length adjustment unit 521 may be installed in front of the wire supply means 53_1 to 53_N, and the length adjustment unit 521 may have a function of adjusting the length while inducing the transfer of the supplied wire, and a plurality of It can be made in a block structure with a stopper and a guide hole of four through structures. The supply tension of each electric wire induced by the length adjustment unit 521 is adjusted by the tension adjustment unit 54 and may be guided to the pulling module 13 via the manhole 23. Thereafter, the electric wire may be pulled to the bottom of the other manhole 23 by the pulling module 13. The length setting unit 551 is disposed in the length control unit 521 so that the length of the supplied wire can be set, and the tension of the wire induced through the tension control unit 54 by the tension detection unit 552 is detected. Can be. In addition, the rotational speed of the rotating belt of the pulling module 13 may be detected by the speed detection unit 553. Further, the set value of the length setting unit 551, the tension information detected by the tension detection unit 552, and the speed information detected by the speed detection unit 553 are transferred to the control module 56 via the operation control module 554. Can be sent to. The control module 56 may analyze the pulling process based on the transmitted information to set the entire operation value, and may transmit the setting value to the operation control module 554. And accordingly, the electric wire can be pulled from one manhole to another manhole and guided.

Pooling by the pooling module 13 may be performed in various ways, and is not limited to the presented embodiment.

6 shows an embodiment of a connectionless wire pulling method according to the present invention.

6, the connectionless wire pulling method includes the steps of fixing a supply means for supplying underground wires to a vehicle (P62); And guiding the underground wiring supplied to the supply means to a pulling means having a caterpillar structure (P65), wherein the pulling means is located separately from each other on a wiring line formed between the two manholes, and between different pulling means Underground wiring is guided by guide rollers.

The connectionless wire pulling method according to the present invention may be applied to the installation of wires or cables in an underground wiring line between two manholes, but is not limited thereto. The connectionless pulling method according to the present invention may be applied to various underground wiring operations, and the present invention is not limited by the operation type. For the application of the construction method, an underground wiring line may be set, for example, an underground wiring line may be set between two manholes (P61). When the underground wiring line is set in this way (P61), the wire supply means may be fixed. The electric wire supply means may be, for example, a winch, and may be fixed to a moving means such as a vehicle (P62). A fixing frame for fixing the supply means is installed in the vehicle, and a supply means including a rotating drum in which electric wires are wound around the fixing frame may be detachably coupled to and fixed to the fixing frame. The vehicle can then be fixed to the entrance of one manhole. In addition, the pulling means may be disposed on the underground wiring line (P63), and the pulling means may be made of the caterpillar structure described above. A plurality of pulling means may be arranged in the wiring path, for example pulling means may be disposed respectively below the two two manholes, and at least one pulling means may be disposed between the two pulling means. When the pulling means is arranged between the two manholes in this structure (P63), the electric wire can be guided from the supply means to the pulling means (P64). In addition, the pulling means may be operated independently of each other, and may be operated by a driving means such as a motor (P65). If necessary, a guiding means for guiding an electric wire to be conveyed may be disposed in front of each pulling means, for example, a guiding roller may be disposed in front of each pulling means. The guide roller can have, for example, a guide path having a wide inlet and a narrow outlet, and the outlet of the guide roller can be connected with an inlet of a pulling means of a caterpillar structure. And the guiding means can be operated together with the pulling means. When the pulling means is operated (P65), the wire or cable may be guided and transferred along the underground wiring path, and the transfer state of the wire or cable may be detected. For example, the length of the induced wire or the tension of the wire to be pulled may be detected, and the detection information may be transmitted to the control module. In addition, the control module may control the pooling state based on the transmitted information (P66). The construction method according to the present invention may include various pooling processes and is not limited to the presented embodiments.

The connectionless wire pulling device according to the present invention eliminates the need for a connection means or a connection device in the process of laying the wire or cable underground. Accordingly, various types of connection failures or similar power supply accidents due to the use of the connection means are prevented, while at the same time, installation and maintenance costs are reduced.

The present invention has been described in detail above with reference to the presented embodiments, but those of ordinary skill in this field will be able to make various modifications and modifications without departing from the technical spirit of the present invention with reference to the presented embodiments. . The present invention is not limited by such modifications and variations of the invention, but is limited by the claims appended below.

11: wire supply module 12: induction module
13, 13_1 to 13_N: pulling module 14: wire control module
21: vehicle 22: wire supply means
23, 23a, 23b: manhole 24: adjustment means
30a, 30b, 30a_1 to 30b_N: Caterpillar module
31a, 31b: rotating belt 34: driving means
35: power transmission means 37a, 37b: pressurization operation means
41: guide rail 42: guide roller
44: reel 45: rotation control module
46: drive induction unit 47: drive module
48: fixed frame 51: moving vehicle
52: fixed frame 53_1 to 53_N: wire supply means
54: tension adjustment unit 56: control module
321, 322: rolling unit 331: pressing unit
332: pressure member 333: operation member
334: elastic means 361, 362: power transmission member
371: working shaft 372: cam unit
373: operating limiting unit 421, 422: wire guide path
521: length adjustment unit 551: length setting unit
552: tension detection unit 553: speed detection unit
554: operating control module D: underground conduit
P: installation path W, W_1 to W_K: electric wire

Claims (3)

A wire supply module 11 for continuously supplying at least one wire W_1 to W_K;
An induction module 12 for guiding at least one wire W_1 to W_K supplied from the wire supply module 11 in a predetermined direction;
At least one pulling module (13_1 to 13_N) for pulling each of the at least one wire (W_1 to W_K) induced from the induction module 12,
At least one pulling module 13_1 to 13_N is disposed between two different manholes 23a and 23b along a path formed underground, and the pulling modules 13_1 to 13_N are the first and second caterpillar modules facing each other ( 30a, 30b),
The first and second caterpillar modules 30a and 30b may include rotating belts 31a and 31b having an infinitely rotating orbital structure, respectively; Two rolling units 321 and 322 disposed to face each other to rotate the rotating belts 31a and 31b; And two or more pressing units 331 that press the electric wire W to guide the electric wire W in a predetermined direction by rotation of the rotating belts 31a and 31b, and two or more pressing units 331 Is disposed along the conveying direction of the electric wire (W), the pressure member 332 extends upwards of each pressing unit 331, and the ends of the different pressure members 332 are connected to each other by the operation member 333 It is characterized in that the elastic means 334 is disposed under the pressure member 332 so that the block-shaped pressing unit 331 is coupled to the pressure member 332 so as to move up and down with respect to the pressure member 332 Connectionless wire pulling device. delete delete

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