KR100670680B1 - Light weight buffer metal of electric pole for supply of electric power - Google Patents

Light weight buffer metal of electric pole for supply of electric power Download PDF

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Publication number
KR100670680B1
KR100670680B1 KR1020060089386A KR20060089386A KR100670680B1 KR 100670680 B1 KR100670680 B1 KR 100670680B1 KR 1020060089386 A KR1020060089386 A KR 1020060089386A KR 20060089386 A KR20060089386 A KR 20060089386A KR 100670680 B1 KR100670680 B1 KR 100670680B1
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KR
South Korea
Prior art keywords
pole
support
fixed
center
groove
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KR1020060089386A
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Korean (ko)
Inventor
박기영
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동산엔지니어링 주식회사
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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G7/00—Overhead installations of electric lines or cables
    • H02G7/20—Spatial arrangements or dispositions of lines or cables on poles, posts or towers
    • H02G7/205—Installation of electric cables, extending along a pole
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
    • E04H12/24—Cross arms
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B17/00—Insulators or insulating bodies characterised by their form
    • H01B17/02—Suspension insulators; Strain insulators
    • H01B17/06—Fastening of insulator to support, to conductor, or to adjoining insulator
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
    • H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G7/00—Overhead installations of electric lines or cables
    • H02G7/02—Devices for adjusting or maintaining mechanical tension, e.g. take-up device
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G7/00—Overhead installations of electric lines or cables
    • H02G7/05—Suspension arrangements or devices for electric cables or lines

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Suspension Of Electric Lines Or Cables (AREA)

Abstract

An electric pole top supporting part for an electric power supply is provided to improve workability by enabling a worker to perform construction work on an electric pole alone. In a top supporting part(1) for wiring a high voltage cable on an electric pole(40), a supporting body(10,10a) is filled with an insulation material between the electric pole and a body, and has a rotation nut and an anchor bolt, and has a supporting protrusion part having an X groove, and a connection anchor is formed in the center of the X groove. A pair of support fixing holes are formed to surround the electric pole, and has a bolt hole in the center, and a fixing bolt is inserted into the bolt hole. An X cross arm(30) is inserted into the X groove of the support protrusion part of the supporting body, and is fixed by a connection nut by forming a connection hole in the center. The connection anchor is inserted into the connection hole. A main line of the X cross arm is fixed by a line post and a dead end cover.

Description

배전용 전주 상부지지대{Light weight buffer metal of electric pole for supply of electric power}Light weight buffer metal of electric pole for supply of electric power}

도 1은 본 발명 실시 예인 배전용 전주 상부지지대의 시공모습을 보인 사시도, 1 is a perspective view showing the construction of the upper support for the distribution pole in the embodiment of the present invention,

도 2는 본 발명 실시 예인 배전용 전주 상부지지대의 체결모습을 보인 분리사시도, Figure 2 is an exploded perspective view showing a fastening pattern of the upper support of the distribution pole in the embodiment of the present invention,

도 3은 본 발명 실시 예인 배전용 전주 상부지지대의 시고모습을 보인 정면도, Figure 3 is a front view showing the appearance of the upper support of the distribution pole in the embodiment of the present invention,

도 4는 본 발명 실시 예인 배전용 전주 상부지지대의 시공모습을 보인 측면도.Figure 4 is a side view showing the construction of the upper support for the distribution pole in the embodiment of the present invention.

*도면의 주요 부분에 대한 부호의 설명** Description of the symbols for the main parts of the drawings *

1 : 상부지지대 10,10a : 지지몸체1: upper support 10,10a: support body

11 : 절연재 12 : 회동너트11: Insulation material 12: Rotating nut

12a : 볼트삽입공 13 : 앵커볼트12a: bolt insertion hole 13: anchor bolt

14 : 지지돌부 15 : X홈14: support protrusion 15: X groove

16 : 체결앵커 17 : 장공16: tightening anchor 17: long hole

20,20a : 버팀고정구 21 : 반원림20,20a: Bracing Fixture 21: Semicircle Forest

22 : 볼트공 23 : 고정볼트22: bolt hole 23: fixing bolt

24 : 지지바 30 : X자경완금24: support bar 30: X-axis complete

31 : 체결공 32 : 체결너트31: Fastening hole 32: Fastening nut

33 : 애자 34 : 데드앤드커버33: Agile 34: Dead and Covered

35 : 주선 40 : 전주35: arrange 40: telephone pole

본 발명은 배전용 전주 상부지지대에 관한 것으로서, 보다 상세하게는 고압선 케이블을 전주에 배선하기 위한 상부지지대의 구조가 간단하여 전주에 시공하는 작업을 작업자 단독으로 간편하고 보다 용이하게 수행할 수 있어 작업성이 크게 향상되며, 경완금을 X자형상으로 고정시켜 경완금 간의 간격을 최소한으로 좁게 형성하여 시공함으로써 경완금의 설치공간을 최소화할 수 있는 배전용 전주 상부지지대에 관한 것이다.The present invention relates to a distribution pole upper support, more specifically, the structure of the upper support for wiring the high-voltage cable to the pole is simple, the construction work on the pole can be easily and easily performed by the operator alone. The performance is greatly improved, and fixed to the X-shaped shape of the braided to minimize the installation space of the braided by forming a narrow gap between the braided to the minimum support for the distribution pole upper support.

일반적으로 전력은 발전소로부터 변전소로 전송되어 여러 단계의 변압과정을 거친 후 콘크리트 전주와 같은 배전로를 따라 전주의 주상변압기를 통해 수용가로 전달된다.In general, electric power is transferred from the power plant to the substation, after several stages of transformation, and then to the customer through the pole transformer of the pole of the pole along the distribution line such as concrete pole.

그리고, 수용가측 각 전주의 전선케이블은 전주 상단에서 수평방향으로 횡설되는 상부지지대(완금)에 팽팽한 긴장력을 갖도록 배선되고, 상부지지대에 고정된 라인포스트 애자(Line post:핀애자)를 통해 점퍼선과 상향 또는 하향으로 연결하게 된다.In addition, the electric wire cable of each pole of the customer side is wired to have a tight tension on the upper support (complete) which is laid horizontally from the top of the pole, and the jumper wire and the line post insulator (Line post: pin insulator) fixed to the upper support. It connects upward or downward.

그러나, 종래에는 상부지지대의 완금이 "U"자형 결속구에 의해 전주에 직접 고정시켜야 하므로, 일정한 높이의 전주에서 작업자가 "U"자형 결속구에 경완금을 조립하고 너트를 체결하는 작업을 작업자 1인이 수행하기에는 시공상 많은 불편과 어려움이 있었다.However, in the prior art, the completion of the upper support should be fixed directly to the pole by the "U" -shaped fasteners, so that the worker has to assemble the light arm to the "U" -shaped fastener and fasten the nut at the fixed pole. There were many inconveniences and difficulties in construction for one person to perform.

또한, 수평으로 시공된 경완금 간의 간격이 넓어 한정된 공간 내에서 많은 공간을 차지하는 문제점이 있었다. In addition, there is a problem that takes a lot of space in a limited space because the spacing between the light beams horizontally constructed wide.

본 발명은 상기와 같은 문제점을 해결하기 위한 것으로서, 고압선 케이블을 전주에 배선하기 위한 상부지지대의 구조가 간단하여 전주에 시공하는 작업을 작업자 단독으로 간편하고 보다 용이하게 수행할 수 있어 작업성이 크게 향상되며, 경완금을 X자형상으로 고정시켜 경완금 간의 간격을 최소한으로 좁게 형성하여 시공함으로써 경완금의 설치공간을 최소화할 수 있는 배전용 전주 상부지지대를 제공함에 그 목적이 있다.The present invention is to solve the above problems, the structure of the upper support for wiring the high-voltage cable to the pole is simple, the construction work on the pole can be easily and easily performed by the operator alone and greatly workability The purpose of the present invention is to provide an upper pole support for distribution poles that can minimize the installation space of the light arm by constructing the beam by fixing the light arm in a X-shape to form a narrow gap between the light arm.

이와 같은 목적을 달성하기 위하여, 본 발명은 전주에 고압케이블을 배선하기 위한 상부지지대를 설치하는 것에 있어서;In order to achieve the above object, the present invention is to provide an upper support for wiring a high-voltage cable to the pole;

하단이 개방되어 전주 상단에 고정되는 좌우측 한 쌍의 사각함체로, 내측에는 전주와 몸체사이에 절연재가 충전되고, 좌우측단과 상단의 선단에는 볼트삽입공을 갖고 회동되는 회동너트와 이에 대응되게 고정된 앵커볼트가 각각 형성되며, 일 측면에는 외측으로 돌출되어 X홈을 갖는 지지돌부가 형성되고, X홈 중심에는 체결앵커가 형성되며, 하단 좌우측에는 내측상부로 장공이 형성된 지지몸체와;A pair of left and right quadrangular enclosures fixed at the top of the pole by opening the bottom, and filled with insulating material between the pole and the body at the inside, and rotating nuts with bolt insertion holes at the left and right ends and the top of the top, respectively, Anchor bolts are formed, respectively, one side protrudes outward to form a support protrusion having an X groove, the center of the X groove is formed with a fastening anchor, the support body formed with a long hole in the upper left and right sides;

전주 상단부에 위치되어 전주를 감싸는 반원림이 형성되되, 반원림 중심에는 볼트공이 형성되고, 볼트공에는 고정볼트가 삽입되어 전주에 삽입고정되며, 양단에는 상측으로 기립고정되어 상기 한 쌍인 지지몸체의 좌우측 장공에 삽입고정되는 지지바가 형성된 전후 한 쌍의 버팀고정구와;The semi-circle is formed at the upper end of the pole and surrounds the pole. A bolt hole is formed at the center of the semi-round forest, and a bolt is inserted into the bolt hole to be inserted and fixed in the pole, and both ends of the support body are fixed upright. A pair of front and rear support fasteners formed with support bars inserted into and fixed to the left and right holes;

X자형상으로 체결고정되어 상기 지지몸체 지지돌부의 X홈에 삽입지지되되, 중심에는 체결앵커가 삽입되는 체결공이 형성되어 체결너트에 의해 체결고정되고, 양측선단부에는 애자와 데드앤드커버에 의해 주선이 고정되는 X자경완금을 구비하는 특징이 있다.It is fastened to the X shape and inserted into the X groove of the support body supporting protrusion, and a fastening hole is formed at the center to be fastened by the fastening nut, and fastened and fastened by fastening nuts, and arranged at both ends by insulators and dead end covers. It is characterized by having a fixed X-axis radius.

이하, 본 발명을 첨부된 도면에 의해 보다 상세하게 설명하면 다음과 같다.Hereinafter, the present invention will be described in more detail with reference to the accompanying drawings.

도 1은 본 발명 실시 예인 배전용 전주 상부지지대의 시공모습을 보인 사시도이고, 도 2는 본 발명 실시 예인 배전용 전주 상부지지대의 체결모습을 보인 분리사시도이며, 도 3은 본 발명 실시 예인 배전용 전주 상부지지대의 시고모습을 보인 정면도이고, 도 4는 본 발명 실시 예인 배전용 전주 상부지지대의 시공모습을 보인 측면도이다.1 is a perspective view showing the construction of the upper pole of the distribution pole in the embodiment of the present invention, Figure 2 is an exploded perspective view showing a fastening of the upper pole of the distribution pole in the embodiment of the present invention, Figure 3 is an embodiment of the distribution of the present invention Figure 4 is a front view showing the appearance of the upper pole of the pole, Figure 4 is a side view showing the construction of the pole top support for distribution in the embodiment of the present invention.

참고로 본 고안을 설명함에 있어 관련된 공지 기능 또는 구성에 대한 구체적인 설명이 본 고안의 요지를 불필요하게 흐릴 수 있다고 판단될 경우에는 그 상세한 설명을 생략하였다.For reference, in describing the present invention, when it is determined that a detailed description of related known functions or configurations may unnecessarily obscure the subject matter of the present invention, the detailed description thereof is omitted.

또한, 후술되는 용어들은 본 고안에서의 기능을 고려하여 정의된 용어들로서 이는 사용자, 운영자의 의도 또는 관례 등에 따라 달라질 수 있다.In addition, terms to be described later are terms defined in consideration of functions in the present invention, which may vary according to the intention or custom of a user or an operator.

그러므로, 그 정의는 본 명세서 전반에 걸친 내용을 토대로 내려져야 할 것임은 물론이다.Therefore, the definition should be made based on the contents throughout the specification.

본 발명의 배전용 전주 상부지지대(1)는, 전주(40)에 고압케이블인 주선(35)을 배선하기 위한 것으로, 전주(40) 상단에 안착되는 좌우 한 쌍의 지지몸체(10,10a)와, 전주(40)에 지지몸체(10,10a)를 하부에서 고정지지하는 버팀고정구(20,20a)와, 지지몸체(10,10a)의 좌우측 선단면에 체결고정되어 주선(35)을 일전간격으로 배선하는 X자경완금(30)으로 구성된다.The upper pole support 1 for distribution of the present invention is for wiring the main line 35, which is a high-voltage cable, to the pole 40, and a pair of left and right support bodies 10 and 10a seated on the top of the pole 40. And the support fixtures 20 and 20a for supporting the support bodies 10 and 10a at the lower part of the pole 40 and fastened to the left and right end surfaces of the support bodies 10 and 10a. It consists of X-axis diameter 30 which wires at the space | interval.

상기 지지몸체(10,10a)는 하단이 개방되어 전주(40) 상단에 고정되는 좌우측 한 쌍의 사각함체로, 내측에는 전주(40)와 몸체사이에 절연재(11)가 충전되고, 좌우측단과 상단의 선단에는 볼트삽입공(12a)을 갖고 회동되는 회동너트(12)와 이에 대응되게 고정된 앵커볼트(13)가 각각 형성되며, 일측면에는 외측으로 돌출되어 X홈(15)을 갖는 지지돌부(14)가 형성되고, X홈(15) 중심에는 체결앵커(16)가 형성되며, 하단 좌우측에는 내측상부로 장공(17)이 형성된다. The support body (10, 10a) is a pair of left and right rectangular box that is fixed to the upper end of the pole 40 is opened, the inner side is filled with the insulating material 11 between the pole and the body 40, the left and right ends and the top Rotating nut 12 rotated with a bolt insertion hole 12a and anchor bolts 13 fixed thereto are formed at the front end thereof, and support protrusions having X grooves 15 protrude outwardly on one side thereof. 14 is formed, the fastening anchor 16 is formed in the center of the X groove 15, the long hole 17 is formed on the inner upper portion on the lower left and right sides.

상기 버팀고정구(20,20a)는 전후 한 쌍의 림체로, 전주(40) 상단부에 위치되어 전주(40)를 감싸는 반원림(21)이 형성되되, 반원림(21) 중심에는 볼트공(22)이 형성되고, 볼트공(22)에는 고정볼트(23)가 삽입되어 전주(40)에 삽입고정되며, 양단에는 상측으로 기립고정되어 상기 한 쌍인 지지몸체(10,10a)의 좌우측 장공(17)에 삽입고정되는 지지바(24)가 형성된다. The bracing fixtures (20, 20a) is a pair of rim body before and after, located in the upper end of the pole (40) is formed a semi-circle (21) surrounding the pole (40), the center of the semi-circle (21) bolt hole 22 ) Is formed, the fixing bolt 23 is inserted into the bolt hole 22 is fixed to the electric pole 40, and is fixed to the upper end at both ends, the left and right side holes 17 of the pair of support bodies (10, 10a) The support bar 24 is inserted into the fixed) is formed.

상기 X자경완금(30)은 X자형상으로 체결고정된 사각봉체로, 상기 지지몸 체(10,10a) 지지돌부(14)의 X홈(15)에 삽입지지되되, 중심에는 체결앵커(16)가 삽입되는 체결공(31)이 형성되어 체결너트(32)에 의해 체결고정되고, 양측선단부에는 애자(33)와 데드앤드커버(34)에 의해 고압 전력선인 주선(35)이 배열 고정된다. The X-beam complete 30 is a rectangular rod body fastened in an X shape, and is supported by being inserted into the X groove 15 of the support protrusion 14 of the support body 10, 10 a, with a fastening anchor at the center thereof. The fastening hole 31 into which the 16 is inserted is formed and fastened and fastened by the fastening nut 32, and the main line 35, which is a high-voltage power line, is fixed to the both ends by the insulator 33 and the dead end cover 34. do.

이와 같은 본 발명은, 지지몸체(10,10a)를 전주(40) 상단에서 고정시키되, 일측선단의 앵커볼트(13)를 타측선단의 볼트삽입공(12a)에 넣어 회동너트(12)를 회동시킴으로써 상단과 전후방측에서 체결고정시킨다.In the present invention, the support bodies 10 and 10a are fixed at the upper end of the pole 40, but the anchor bolt 13 at one end is inserted into the bolt insertion hole 12a at the other end, thereby rotating the nut 12. Tighten and fasten at the top and front and rear sides by rotating.

이 상태에서 버팀고정구(20,20a)를 전후방측에 각각 위치시킨 상태에서 양측단 지지바(24)를 좌우측 지지봄체(10,10a) 하단에서 장공(17)에 각각 삽입시킨 다음, 고정볼트(23)를 반원림(21) 중심측의 볼트공(22)을 통해 전주(40)에 상단에 삽입고정시킨다.In this state, the support bars 24 at both ends are inserted into the long holes 17 at the lower ends of the left and right support springs 10 and 10a, respectively. 23 is inserted and fixed at the upper end to the electric pole 40 through the bolt hole 22 of the center of the semi-rim (21).

그 다음, X자경완금(30)의 체결공(31)을 지지몸체(10,10a)의 X홈(15) 중심의 체결앵커(16)에 삽입시키고, 체결너트(32)로 체결고정시키면 된다. Then, inserting the fastening hole 31 of the X-axis completion 30 into the fastening anchor 16 of the center of the X groove 15 of the support body (10, 10a), and fastening and fastening with the fastening nut 32 do.

이렇게 이루어진 본 발명의 상부지지대(1)는 X자경완금(30)의 폭이 종래의 폭보다 현격하게 좁아져 복잡하고 한정된 공간내에서 고압 전력선인 주선(35)의 배열을 보다 손쉽게 이룰 수 있으면서도 경완금의 설치를 견고히 이룰 수 있게 된다.The upper support 1 of the present invention made in this way is a width narrower than the conventional width of the X-magnitude stiffening 30 is able to achieve the arrangement of the main line 35, which is a high-voltage power line in a complex and limited space more easily It is possible to achieve firm installation of the light arm.

또한, 이러한 시공작업을 혼자서도 손쉽게 보다 효율적으로 시공할 수 있게 된다.In addition, it is possible to easily and efficiently construct such construction work alone.

이와 같이, 본 발명은 고압선 케이블을 전주에 배선하기 위한 상부지지대의 구조가 간단하여 전주에 시공하는 작업을 작업자 단독으로 간편하고 보다 용이하게 수행할 수 있어 작업성이 크게 향상되며, 경완금을 X자형상으로 고정시켜 경완금 간의 간격을 최소한으로 좁게 형성하여 시공함으로써 경완금의 설치공간을 최소화할 수 있으면서도 견고한 설치를 가능하게 하는 효과가 있다.As described above, the present invention has a simple structure of the upper support for wiring the high-voltage cable to the pole, so that the construction work on the pole can be easily and easily performed by the operator alone, greatly improving the workability, X By fixing in a shape to form a narrow gap between the light braking to a minimum, there is an effect to enable a solid installation while minimizing the installation space of the light braking.

본 발명은 상술한 특정의 바람직한 실시 예에 한정되지 아니하며, 청구범위에서 청구하는 본 발명의 요지를 벗어남이 없이 당해 발명이 속하는 기술분야에서 통상의 지식을 가진 자라면 누구든지 다양한 변형 실시가 가능한 것은 물론이고, 그와 같은 변경은 청구범위 기재의 범위 내에 있게 된다.The present invention is not limited to the above-described specific preferred embodiments, and various modifications can be made by those skilled in the art without departing from the gist of the present invention as claimed in the claims. Of course, such changes will fall within the scope of the claims.

Claims (1)

전주에 고압케이블을 배선하기 위한 상부지지대를 설치하는 것에 있어서;Providing an upper support for wiring a high voltage cable to a pole; 하단이 개방되어 전주 상단에 고정되는 좌우측 한 쌍의 사각함체로, 내측에는 전주와 몸체사이에 절연재가 충전되고, 좌우측단과 상단의 선단에는 볼트삽입공을 갖고 회동되는 회동너트와 이에 대응되게 고정된 앵커볼트가 각각 형성되며, 일측면에는 외측으로 돌출되어 X홈을 갖는 지지돌부가 형성되고, X홈 중심에는 체결앵커가 형성되며, 하단 좌우측에는 내측상부로 장공이 형성된 지지몸체와;A pair of left and right quadrangular enclosures fixed at the top of the pole by opening the bottom, and filled with insulating material between the pole and the body at the inside, and rotating nuts with bolt insertion holes at the left and right ends and the top of the top, respectively, Anchor bolts are formed, respectively, one side of which protrudes outwards to form a supporting protrusion having an X groove, a center of the X groove is formed with a fastening anchor, and a support body having a long hole formed on the inner side of the lower left and right sides; 전주 상단부에 위치되어 전주를 감싸는 반원림이 형성되되, 반원림 중심에는 볼트공이 형성되고, 볼트공에는 고정볼트가 삽입되어 전주에 삽입고정되며, 양단에는 상측으로 기립고정되어 상기 한 쌍인 지지몸체의 좌우측 장공에 삽입고정되는 지지바가 형성된 전후 한 쌍의 버팀고정구와;The semi-circle is formed at the upper end of the pole and surrounds the pole. A bolt hole is formed at the center of the semi-round forest, and a bolt is inserted into the bolt hole to be inserted and fixed in the pole, and both ends of the support body are fixed upright. A pair of front and rear support fasteners formed with support bars inserted into and fixed to the left and right holes; X자형상으로 체결고정되어 상기 지지몸체 지지돌부의 X홈에 삽입지지되되, 중심에는 체결앵커가 삽입되는 체결공이 형성되어 체결너트에 의해 체결고정되고, 양측선단부에는 애자와 데드앤드커버에 의해 주선이 고정되는 X자경완금을 구비하는 배전용 전주 상부지지대.It is fastened to the X shape and inserted into the X groove of the support body supporting protrusion, and a fastening hole is formed at the center to be fastened by the fastening nut, and fastened and fastened by fastening nuts, and arranged at both ends by insulators and dead end covers. Electric pole upper support for power distribution having a fixed X-axis completion.
KR1020060089386A 2006-09-15 2006-09-15 Light weight buffer metal of electric pole for supply of electric power KR100670680B1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100815167B1 (en) 2008-01-14 2008-03-19 주식회사 동성기술단 Connection apparatus of light weight buffer metal for high-tension wire

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100815167B1 (en) 2008-01-14 2008-03-19 주식회사 동성기술단 Connection apparatus of light weight buffer metal for high-tension wire

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