KR100851250B1 - Power line grounding equipment - Google Patents

Power line grounding equipment Download PDF

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Publication number
KR100851250B1
KR100851250B1 KR1020080051986A KR20080051986A KR100851250B1 KR 100851250 B1 KR100851250 B1 KR 100851250B1 KR 1020080051986 A KR1020080051986 A KR 1020080051986A KR 20080051986 A KR20080051986 A KR 20080051986A KR 100851250 B1 KR100851250 B1 KR 100851250B1
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South Korea
Prior art keywords
hole
concrete connection
ground
semicircular
ground wire
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KR1020080051986A
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Korean (ko)
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노현상
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상지이앤씨(주)
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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
    • H02G13/00—Installations of lightning conductors; Fastening thereof to supporting structure
    • H02G13/40—Connection to earth
    • 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
    • E04H12/22—Sockets or holders for poles or posts

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

Abstract

A power line grounding device is provided to stabilize an electric pole construction state by providing a support force for uniformly supporting a lower side of the electric pole buried underground. Concrete connection supports(10,10a) fixedly support a lower end portion of an electric pole from a ground surface, and include an electric pole hole for covering the lower end portion of the electric pole. Left/right end connection members(20,20a) fixedly connect the concrete connection supports, and include a coupling recess for covering corners of the concrete connection supports. Ground bars(30,30c) are conductively connected with a ground line and grounded at the ground surface, and include a screw recess threaded with an outer screw of a fixing member of the concrete connection supports. Semicircular covers(40,40a,40b,40c) prevent rainwater from being introduced into the ground bars, and have one end insertedly fixed to a semicircular recess of the concrete connection supports.

Description

배전선 접지장치{power line grounding equipment}Power line grounding equipment

본 발명은 배전선 접지장치에 관한 것으로서, 보다 상세하게는 배전선의 접지구조가 전주가 아닌 전주 주변으로 매설되는 별도의 접지장치에 의해 접지될 수 있도록 개선하여 기존보다 확장된 접지면적과 과전압을 순간적으로 흘려 보낼 수 있는 여유공간을 확보하여 정해진 접지저항치를 얻을 수 있고, 지하에 매립되는 전주의 하부측을 균일하게 지지하는 지지력을 제공하여 자립되는 전주 시공상태를 안정화시킬 수 있는 배전선 접지장치에 관한 것이다. The present invention relates to a distribution line grounding device, and more particularly, to improve the grounding structure of a distribution line to be grounded by a separate grounding device buried around the pole rather than the pole, thereby expanding the ground area and overvoltage extended than before. The present invention relates to a distribution line grounding device that can secure a free space to be flown to obtain a predetermined ground resistance value, and to provide support for uniformly supporting a lower side of a pole that is buried underground to stabilize a construction state of self-standing poles. .

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

이때, 전주에 설치되는 배전선로에는 뇌(雷) , 써지(surge) 등 이상전압에 의한 기기보호와 누전으로 인한 각종 전기재해방지를 위하여 배전선에서의 물질확보 및 양호한 접지를 필요로 한다.At this time, the distribution lines installed in Jeonju need material securing and good grounding in the distribution lines in order to protect the equipment by abnormal voltage such as thunder and surge, and to prevent various electrical disasters due to short circuit.

상기한 접지는 전력이나 낙뢰로부터 인간 및 전력설비 보호 기능을 갖는다.The above-mentioned ground has a function of protecting human and power equipment from electric power or lightning.

실용신안등록 제0267212호는 전주의 길이에 해당하는 지름에 따라 임의로 가 변이 가능하도록 된 절연판과 접지동판을 구비하여 상기 절연판과 접지동판이 서로 밀착되도록 클립으로 고정시키는 접지구조를 갖는 전주용 접지장치가 제안되었다.Utility model registration No. 0267212 has a grounding device for electric poles having a grounding structure for fixing the insulation plate and the ground copper plate with a clip so that the insulating plate and the ground copper plate is in close contact with each other according to the diameter corresponding to the length of the pole Was proposed.

상기한 종래 구성은 전주의 지름에 상관없이 접지장치를 설치할 수 있어 전주와 접지장치 설치 작업에 편의성을 제공하는 이점이 있는 반면에 다양한 길이(10m, 12m, 14m, 16m)로 형성되는 전주의 직경은 상대적으로 작게 형성되고 있어 작은 직경의 전주에 조립되는 접지장치를 이용하게 되므로 접지면적이 작고, 과전압을 순간적으로 흘려 보내기 위한 여유 공간을 확보할 수 없어 정해진 안정적인 접지저항치를 기대할 수 없게 되는 문제점이 있었다. The above-described conventional configuration has the advantage of providing convenience to the pole and the grounding device installation work regardless of the diameter of the pole, while the pole length formed of various lengths (10m, 12m, 14m, 16m) Is formed relatively small, so that the grounding device assembled to a small diameter pole is used, and the ground area is small, and there is no free space for instantaneous flow of overvoltage. there was.

그로 인한 과전류는 가정에까지 유입되어 가전기구를 파손시키는 문제점이 종종 발생되기도 하였다.As a result, the overcurrent flows into the home and often causes a problem of damage to home appliances.

본 발명은 상기와 같은 문제점을 해결하기 위한 것으로서, 배전선의 접지구조가 전주가 아닌 전주 주변으로 매설되는 별도의 접지장치에 의해 접지될 수 있도록 개선하여 기존보다 확장된 접지면적과 과전압을 순간적으로 흘려 보낼 수 있는 여유공간을 확보하여 정해진 접지저항치를 얻을 수 있고, 지하에 매립되는 전주의 하부측을 균일하게 지지하는 지지력을 제공하여 자립되는 전주 시공상태를 안정화시킬 수 있는 배전선 접지장치를 제공함에 그 목적이 있다.The present invention is to solve the problems as described above, by improving the grounding structure of the distribution line to be grounded by a separate grounding device buried around the pole rather than the pole, to extend the ground area and overvoltage momentarily extended than conventional It provides a distribution grounding device that can secure the free space to send and obtain a fixed ground resistance value, and provides the support capacity to support the lower side of the pole that is buried underground evenly, thereby stabilizing the construction state of self-supporting pole. There is a purpose.

이와 같은 목적을 달성하기 위하여, 본 발명은 좌우측으로 양분되어 지중에서 전주 하단부를 감싸는 전주공을 갖는 사각판체로, 상기 전주공의 사면중심측 내주연에는 상측으로 접지선이 수직삽입되는 접지선삽입홈이 각각 형성되고, 접지선삽입홈 중심에는 하부로 접지선 심재가 삽입되는 심재삽입홈이 형성되며, 사방측면 중심에는 심재삽입홈과 관통되는 작동공이 형성되되 반원형상으로 상기 심재를 감싸는 도체인 반원관을 갖고 반원관 중심측에서 작동공으로 돌출되어 스프링이 감겨지는 스프링지지바를 갖는 통전대가 형성되고, 고정판에 의해 사방측면 중심에 고정되되 상기 작동공 연장선상에 스프링이 탄발되는 스프링작동관이 돌출되고 스프링작동관 외주연에는 외측나사부가 형성되는 도체인 고정구가 형성되며, 사방측면의 작동공 좌우측 상부에는 반원홈이 형성되고, 사방사면 중심 선단부에는 하부로 상기 반원홈 중심과 관통되는 볼트공이 형성되며, 좌우측 상면 선단부에는 하부로 결합공이 각각 형성되는 콘크리트연결받침대와;In order to achieve the above object, the present invention is divided into the left and right sides, the rectangular plate body having a pole hole surrounding the lower end of the pole in the ground, the ground wire insertion groove in which the ground wire is vertically inserted into the inner side of the perimeter center side of the pole hole Each is formed, the center of the ground wire insertion groove is formed in the center of the core insertion groove into which the ground wire core is inserted, the center of the four sides is formed with a semi-circular tube is a semicircular conductor to the operating hole is formed through the core hole is formed through An energizing band having a spring support bar is formed to protrude from the center of the semi-circular tube to the operating hole, and the spring is wound. The spring operating tube is fixed to the center of the four sides by a fixing plate, and the spring actuating tube protrudes from the extension of the operating hole. On the outer circumference, a fastener, which is a conductor on which the outer thread is formed, is formed. Upper side has a semicircular groove is formed in the lower part all around the front end surface is formed in the center through-hole and the bolt to be semicircular groove center, left and right leading end upper surface is concrete connection is coupled to the lower holes formed at the base;

합성수지 재질로 좌우측으로 양분된 상기 콘크리트연결받침대의 모서리를 각각 감싸는 결합요부를 갖는 평면이 삼각형상이고 측면이 사각형상인 판체로 하부로는 개방부가 형성되며, 상면 저부에는 상기 결합공에 각각 삽입되는 한 쌍의 결합봉이 하부로 돌출형성되고, 측면에 체결볼트에 의해 상기 콘크리트연결받침대 측면에 체결고정되는 체결공을 갖는 좌우측선단연결구와;A pair of planes having triangular-shaped and rectangular-sided flat plates each having edges of the concrete connection base divided into left and right sides of a synthetic resin material are formed with an opening in a lower portion thereof, and a pair of upper and lower portions respectively inserted into the coupling holes. A left and right end connector having a coupling hole protruding downward from the coupling rod and fastened to a side of the concrete connection base by a fastening bolt at a side thereof;

일측단에 상기 콘크리트연결받침대 고정구의 외측나사부에 대응되어 나사결합되는 나사홈을 갖고 수평연장되는 도체인 접지봉과;A grounding rod having a horizontally extending conductor having a screw groove screwed to correspond to an outer threaded portion of the concrete connection support fixture at one end thereof;

일측단이 상기 콘크리트연결받침대의 반원홈에 삽입고정되는 절연체인 반원형 관체로 상기 볼트공 연장선상에는 관통공이 형성되고, 일측선단부 상면에는 상부로 기립설치되는 고정대가 형성되며, 고정대 상하측에는 조절공이 각각 형성되어 조절공에 나사결합된 조절나사를 전후방측으로 이동시키면서 선단에 회동가능하게 축고정된 반원링으로 상기 접지선을 고정지지하는 접지선고정구가 형성되는 반원덮개를 구비하는 특징이 있다.A semicircular tube is an insulator in which one end is inserted into a semicircular groove of the concrete connection butt, and a through hole is formed on the bolt hole extension line, and a fixing stand is formed on the upper surface of the one end part, and a fixing hole is installed upright. And a semicircle cover which is formed with a ground wire fixing tool for supporting the ground wire by a semi-circular ring rotatably fixed to the tip while moving the adjusting screw screwed to the adjusting hole in the front and rear sides.

이와 같이, 본 발명은 배전선의 접지구조가 전주가 아닌 전주 주변으로 매설되는 별도의 접지장치에 의해 접지될 수 있도록 개선하여 기존보다 확장된 접지면적과 과전압을 순간적으로 흘려 보낼 수 있는 여유공간을 확보하여 정해진 접지저항치를 얻을 수 있고, 지하에 매립되는 전주의 하부측을 균일하게 지지하는 지지력을 제공하여 자립되는 전주 시공상태를 안정화시킬 수 있는 효과가 있다.As described above, the present invention is improved so that the grounding structure of the distribution line can be grounded by a separate grounding device buried around the pole rather than the pole, thereby securing a free space for instantaneously flowing an extended ground area and overvoltage. It is possible to obtain a predetermined ground resistance value, and to provide a supporting force for uniformly supporting the lower side of the pole which is embedded in the basement, thereby having an effect of stabilizing the construction state of the self-standing pole.

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.

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 배전선 접지장치의 시공모습을 보인 사시도이고, 도 2는 본 발명 실시 예인 배전선 접지장치의 체결모습을 보인 분리 사시도이며, 도 3은 본 발명 실시 예인 배전선 접지장치의 시공모습을 보인 요부확대 측단면도이고, 도 4는 본 발명 실시 예인 배전선 접지장치의 시공모습을 보인 측면도이다.1 is a perspective view showing the construction of the distribution line grounding device according to an embodiment of the present invention, Figure 2 is an exploded perspective view showing the fastening of the distribution line grounding device according to the embodiment of the present invention, Figure 3 is a construction of a distribution line grounding device according to an embodiment of the present invention An enlarged side cross-sectional view showing the main portion, Figure 4 is a side view showing the construction of the distribution line grounding device according to an embodiment of the present invention.

참고로 본 발명을 설명함에 있어 관련된 공지 기능 또는 구성에 대한 구체적인 설명이 본 발명의 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 a related known function or configuration may unnecessarily obscure the gist of the present invention, the detailed description thereof is omitted.

또한, 후술되는 용어들은 본 발명에서의 기능을 고려하여 정의된 용어들로서 이는 사용자, 운영자의 의도 또는 관례 등에 따라 달라질 수 있다.In addition, terms to be described below are terms defined in consideration of functions in the present invention, which may vary according to the intention or convention 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 배전선 접지장치는, 전주(60) 하단부를 지면에서 고정지지하는 콘크리트연결받침대(10,10a)와, 콘크리트연결받침대(10,10a)를 고정연결시키는 좌우측선단연결구(20,20a)와, 접지선(50)과 통전연결되어 지면에서 접지되는 접지 봉(30,30a,30b,30c)과, 접지봉(30,30a,30b,30c)으로의 빗물유입을 방지하는 반원덮개(40,40a,40b,40c)로 구성된다.The distribution line grounding device of the present invention, the concrete connection support (10, 10a) for supporting the lower end of the pole 60 from the ground, and the left and right front end connector (20, 20a) for fixedly connecting the concrete connection support (10, 10a) and Ground rods (30, 30a, 30b, 30c) that are electrically connected to the ground wire (50) and grounded at the ground, and semicircle covers (40, 40a, which prevent rainwater inflow into the ground rods (30, 30a, 30b, 30c)). 40b, 40c).

상기 콘크리트연결받침대(10,10a)는 좌우측으로 양분되어 지중에서 전주 (60) 하단부를 감싸는 전주공(11)을 갖는 콘크리트 재질의 사각판체로, 상기 전주공(11)의 사면중심측 내주연에는 상측으로 접지선(50)이 각각 수직삽입되는 접지선삽입홈(12,12a,12b,12c)이 각각 형성되고, 접지선삽입홈((12,12a,12b,12c) 중심에는 하부로 접지선(50) 심재(51)가 삽입되는 심재삽입홈(13)이 각각 형성되며, 사방측면 중심에는 심재삽입홈(13)과 관통되는 작동공(14)이 수평형성되되 반원형상으로 상기 심재(51)를 감싸는 도체인 반원관(15a)을 갖고 반원관(15a) 중심측에서 작동공(14)으로 돌출되어 스프링(15c)이 감겨지는 스프링지지바(15b)를 갖는 통전대(15)가 형성되고, 고정판(16)에 의해 사방측면 중심에 고정되되 상기 작동공(14) 연장선상에 스프링(15c)이 내측에 위치되어 탄발되는 스프링작동관(16a)이 돌출되고 스프링작동관(16a) 외주연에는 외측나사부(16b)가 형성되는 도체인 고정구(16)가 형성되며, 사방측면의 작동공(14) 좌우측 상부에는 반원홈(17)이 형성되고, 사방사면 중심 선단부에는 하부로 상기 반원홈(17) 중심과 관통되는 볼트공(18)이 형성되며, 좌우측 상면 선단부에는 하부로 결합공(19,19a)이 각각 형성된다. The concrete connection base (10, 10a) is divided into the left and right sides in a square plate body of a concrete material having a pole hole 11 surrounding the lower end of the pole 60 in the ground, the inner periphery of the four sides of the pole hole 11 Ground wire insertion grooves 12, 12a, 12b, and 12c into which the ground wire 50 is vertically inserted, respectively, are formed on the upper side, and the ground wire insertion grooves (12, 12a, 12b, and 12c) are centered at the bottom of the ground wire 50. The core inserting grooves 13 into which the 51 is inserted are formed, respectively, and the core inserting grooves 13 and the operating holes 14 penetrated horizontally are formed at the centers of the four sides, and the conductors surround the cores 51 in a semicircular shape. An energizing stand 15 having a semi-circular tube 15a and a spring support bar 15b to which the spring 15c is wound by protruding from the center side of the semi-circular tube 15a to the operating hole 14 is formed, 16) is fixed to the center of the four sides, the spring (15c) is located on the extension of the operating hole (14) in the inner side Ring operating tube (16a) is protruding, and the outer peripheral portion of the spring operating tube (16a) is formed with a fastener (16), which is a conductor to form the outer threaded portion (16b), the semicircular groove (upper left and right) 17) is formed, and the bolt hole 18 penetrating the center of the semi-circular groove 17 to the bottom of the four-sided central end portion, the coupling holes (19, 19a) are formed at the lower left and right upper ends, respectively.

상기 좌우측선단연결구(20,20a)는 합성수지 재질로 좌우측으로 양분된 상기 콘크리트연결받침대(10,10a)의 모서리를 각각 감싸는 결합요부(21)를 갖는 평면이 삼각형상이고 측면이 사각형상인 판체로, 하부로는 개방부(22)가 형성되며, 상면 저부에는 상기 결합공(19,19a)에 각각 삽입되는 한 쌍의 결합봉(23,23a)이 하부로 돌출형성되고, 측면에 체결볼트(24a)에 의해 상기 콘크리트연결받침대(10,10a) 측면에 체결고정되는 체결공(24)이 형성된다. The left and right front end connector (20, 20a) is a flat plate having a triangular shape and a rectangular side surface having a coupling recess (21) respectively surrounding the corners of the concrete connection base (10, 10a) divided into left and right by a synthetic resin material, the bottom The furnace has an opening portion 22 formed thereon, and a pair of coupling rods 23 and 23a inserted into the coupling holes 19 and 19a respectively protrude downward from the bottom of the upper surface thereof, and fastening bolts 24a on the side surfaces thereof. By the fastening hole 24 is fastened and fixed to the side of the concrete connection base (10, 10a) is formed.

상기 접지봉(30,30a,30b,30c)은 일측단에 상기 콘크리트연결받침대(10,10a)의 고정구(16) 외측나사부(16b)에 대응되어 나사결합되는 나사홈(31)을 갖고 수평연장되어 지중에 접지선(50) 심재(51)의 접지가 이루어지는 도체이다. The ground rods 30, 30a, 30b, and 30c are horizontally extended with screw grooves 31 screwed in correspondence to the fasteners 16 and the outer threaded portions 16b of the concrete connection support 10 and 10a at one end thereof. It is a conductor in which the ground wire 50 and the core 51 are grounded underground.

상기 반원덮개(40,40a,40b,40c)는 일측단이 상기 콘크리트연결받침대(10,10a)의 반원홈(17)에 삽입고정되는 절연체인 반원형 관체로, 상기 볼트공(18) 연장선상에는 관통공(41)이 형성되고, 일측선단부 상면에는 상부로 기립설치되는 고정대(43)가 형성되며, 고정대(43) 상하측에는 조절공(43a)이 각각 형성되어 조절공(43a)에 나사결합된 조절나사(44)를 전후방측으로 이동시키면서 선단에 회동가능하게 축고정된 반원링(44a)으로 상기 접지선(50)을 고정지지하는 접지선고정구(42)가 형성된다. The semi-circular cover (40, 40a, 40b, 40c) is a semi-circular tube that is an insulator that one end is inserted into the semi-circular groove (17) of the concrete connection base (10, 10a), penetrating on the extension line of the bolt hole (18) Ball 41 is formed, the fixing rod 43 is formed on the upper surface of the one front end portion is formed, the adjustment hole 43a is formed on the upper and lower sides of the fixing stand 43, respectively, the adjustment screwed to the adjustment hole (43a) The ground wire fixing tool 42 which supports the ground wire 50 is formed by the semi-circular ring 44a which is pivotally fixed to the tip while moving the screw 44 forward and backward.

이와 같은 본 발명은, 전주(60)의 하단 외주연에 접지선(50)이 접지선고정구(42)에 의해 고정지지된 상태에서 심재(51)가 통전대(15)와 고정구(16)를 거쳐 접지봉(30,30a,30b,30c)과 통전연결됨에 따라 지면에서 원활한 접지가 이루어진다. In the present invention as described above, in the state that the ground wire 50 is fixed to the outer periphery of the lower end of the electric pole 60 by the ground wire fixing tool 42, the core material 51 is the ground rod through the conducting band 15 and the fixture 16 (30, 30a, 30b, 30c) is energized and connected to the ground is a smooth ground.

이때, 반원덮개(40,40a,40b,40c)는 접지봉(30,30a,30b,30c) 상부에 위치되어 지면에서의 빗물이 접지봉(30,30a,30b,30c)으로 유입되는 것을 최대한 방지하게 된다.At this time, the semi-circular cover (40, 40a, 40b, 40c) is located above the ground rods (30, 30a, 30b, 30c) to prevent rain water from the ground to enter the ground rods (30, 30a, 30b, 30c) as much as possible do.

도 1은 본 발명 실시 예인 배전선 접지장치의 시공모습을 보인 사시도, 1 is a perspective view showing the construction of the distribution line grounding device according to an embodiment of the present invention,

도 2는 본 발명 실시 예인 배전선 접지장치의 체결모습을 보인 분리 사시도, Figure 2 is an exploded perspective view showing the fastening of the distribution line grounding device according to an embodiment of the present invention,

도 3은 본 발명 실시 예인 배전선 접지장치의 시공모습을 보인 요부확대 측단면도, Figure 3 is an enlarged side cross-sectional view showing the main portion of the construction of the distribution line grounding apparatus according to the present invention;

도 4는 본 발명 실시 예인 배전선 접지장치의 시공모습을 보인 측면도.Figure 4 is a side view showing the construction of the distribution line grounding device according to an embodiment of the present invention.

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

10,10a : 콘크리트연결받침대 11 : 전주공10,10a: Concrete connecting base 11: Jeonju gong

12,12a,12b,12c : 접지선삽입홈 13 : 심재삽입홈12,12a, 12b, 12c: Ground wire insertion groove 13: Core insert groove

14 : 작동공 15 : 통전대14: operator 15: energizer

15a : 반원관 15b : 스프링지지바15a: Semi-circular tube 15b: Spring support bar

15c : 스프링 16 : 고정구15c: Spring 16: Fixture

16a: 스프링작동관 16b : 외측나사부16a: spring operating tube 16b: outer thread

16c : 고정판 17 : 반원홈16c: fixed plate 17: semicircle groove

18 : 볼트공 19,19a : 결합공18: bolt hole 19, 19a: coupling hole

20,20a : 좌우측선단연결구 21 : 결합요부20,20a: left and right end connector 21: coupling recess

22 : 개방부 23,23a : 결합봉22: opening 23,23a: coupling rod

24 : 체결공 24a : 체결볼트24: fastening hole 24a: fastening bolt

30,30a,30b,30c : 접지봉 31 : 나사홈30,30a, 30b, 30c: Ground rod 31: Screw groove

40,40a,40b,40c : 반원덮개 41 : 관통공40, 40a, 40b, 40c: semicircle cover 41: through hole

42 : 접지선고정구 43 : 고정대42: ground wire fixing tool 43: holder

43a : 조절공 44 : 조절나사43a: adjusting hole 44: adjusting screw

44a : 반원링44a: semi-circle ring

50 : 접지선 51 : 심재50: ground wire 51: core material

60 : 전주60: Jeonju

Claims (1)

좌우측으로 양분되어 지중에서 전주 하단부를 감싸는 전주공을 갖는 사각판체로, 상기 전주공의 사면중심측 내주연에는 상측으로 접지선이 수직삽입되는 접지선삽입홈이 각각 형성되고, 접지선삽입홈 중심에는 하부로 접지선 심재가 삽입되는 심재삽입홈이 형성되며, 사방측면 중심에는 심재삽입홈과 관통되는 작동공이 형성되되 반원형상으로 상기 심재를 감싸는 도체인 반원관을 갖고 반원관 중심측에서 작동공으로 돌출되어 스프링이 감겨지는 스프링지지바를 갖는 통전대가 형성되고, 고정판에 의해 사방측면 중심에 고정되되 상기 작동공 연장선상에 스프링이 탄발되는 스프링작동관이 돌출되고 스프링작동관 외주연에는 외측나사부가 형성되는 도체인 고정구가 형성되며, 사방측면의 작동공 좌우측 상부에는 반원홈이 형성되고, 사방사면 중심 선단부에는 하부로 상기 반원홈 중심과 관통되는 볼트공이 형성되며, 좌우측 상면 선단부에는 하부로 결합공이 각각 형성되는 콘크리트연결받침대와;A rectangular plate body having a pole hole that is divided into left and right sides and wraps the lower end portion of the pole in the ground.At the inner circumferential edge of the pole hole, a ground wire insertion groove is formed in which the ground wire is vertically inserted upward, and the bottom of the ground wire insertion groove is located downward. The core wire insertion groove into which the ground wire core material is inserted is formed, and at the center of the four sides, a core hole is formed and a working hole penetrated therethrough. The semicircle has a semi-circular tube, which is a conductor surrounding the core material, and protrudes from the center of the semi-circular tube to the operating hole. A conduction band having a spring support bar wound thereon is formed, the fixing plate being fixed to the center of the four sides by a fixing plate, the spring actuating tube protruding from the spring of the actuation extension line is protruded, and the outer thread is formed on the outer periphery of the spring actuating tube. Is formed, semicircular grooves are formed at the upper left and right sides of the operation hole of the four sides, and the four sides A core connection bolt is formed at the bottom of the core and penetrates the center of the semicircular groove downwardly, and a concrete connection support having a coupling hole formed at the lower left and right upper ends thereof, respectively; 합성수지 재질로 좌우측으로 양분된 상기 콘크리트연결받침대의 모서리를 각각 감싸는 결합요부를 갖는 평면이 삼각형상이고 측면이 사각형상인 판체로 하부로는 개방부가 형성되며, 상면 저부에는 상기 결합공에 각각 삽입되는 한 쌍의 결합봉이 하부로 돌출형성되고, 측면에 체결볼트에 의해 상기 콘크리트연결받침대 측면에 체결고정되는 체결공을 갖는 좌우측선단연결구와;A pair of planes having triangular-shaped and rectangular-sided flat plates each having edges of the concrete connection base divided into left and right sides of a synthetic resin material are formed with an opening in a lower portion thereof, and a pair of upper and lower portions respectively inserted into the coupling holes. A left and right end connector having a coupling hole protruding downward from the coupling rod and fastened to a side of the concrete connection base by a fastening bolt at a side thereof; 일측단에 상기 콘크리트연결받침대 고정구의 외측나사부에 대응되어 나사결합되는 나사홈을 갖고 수평연장되는 도체인 접지봉과;A grounding rod having a horizontally extending conductor having a screw groove screwed to correspond to an outer threaded portion of the concrete connection support fixture at one end thereof; 일측단이 상기 콘크리트연결받침대의 반원홈에 삽입고정되는 절연체인 반원형 관체로 상기 볼트공 연장선상에는 관통공이 형성되고, 일측선단부 상면에는 상부로 기립설치되는 고정대가 형성되며, 고정대 상하측에는 조절공이 각각 형성되어 조절공에 나사결합된 조절나사를 전후방측으로 이동시키면서 선단에 회동가능하게 축고정된 반원링으로 상기 접지선을 고정지지하는 접지선고정구가 형성되는 반원덮개를 구비하는 배전선 접지장치.A semicircular tube is an insulator in which one end is inserted into a semicircular groove of the concrete connection butt, and a through hole is formed on the bolt hole extension line, and a fixing stand is formed on the upper surface of the one end part, and a fixing hole is installed upright. And a semicircle cover having a semicircular cover for fixing the ground wire by a semicircular ring rotatably axially fixed to a distal end while moving the adjusting screw screwed to the adjusting hole in the front-rear direction.
KR1020080051986A 2008-06-03 2008-06-03 Power line grounding equipment KR100851250B1 (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100869084B1 (en) 2008-08-19 2008-11-24 (주)첨단엔지니어링 Grounding apparatus of power line
KR100882568B1 (en) 2008-10-21 2009-02-12 주식회사 동북아기술 Earth plate of electric supply poles
KR100952126B1 (en) 2009-11-24 2010-04-08 (주)고려에스앤디 Ground apparatus for electric wire
KR101900865B1 (en) * 2018-03-06 2018-09-21 은세기술 주식회사 Thunderbolt prevention apparatus of power transmission steel tower

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR980012716A (en) * 1998-02-11 1998-04-30 정일모 Grounding system
KR200230702Y1 (en) 2001-02-06 2001-07-19 한국엑스아이티주식회사 Grounding apparatus for reduction of grounding resistance and impedance
KR100413112B1 (en) 2001-11-30 2004-01-03 한국전기철도기술 주식회사 Method of construction for grounding a distribution line

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR980012716A (en) * 1998-02-11 1998-04-30 정일모 Grounding system
KR200230702Y1 (en) 2001-02-06 2001-07-19 한국엑스아이티주식회사 Grounding apparatus for reduction of grounding resistance and impedance
KR100413112B1 (en) 2001-11-30 2004-01-03 한국전기철도기술 주식회사 Method of construction for grounding a distribution line

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100869084B1 (en) 2008-08-19 2008-11-24 (주)첨단엔지니어링 Grounding apparatus of power line
KR100882568B1 (en) 2008-10-21 2009-02-12 주식회사 동북아기술 Earth plate of electric supply poles
KR100952126B1 (en) 2009-11-24 2010-04-08 (주)고려에스앤디 Ground apparatus for electric wire
KR101900865B1 (en) * 2018-03-06 2018-09-21 은세기술 주식회사 Thunderbolt prevention apparatus of power transmission steel tower

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