KR100909098B1 - Short circuit for underground distribution line conductive - Google Patents

Short circuit for underground distribution line conductive Download PDF

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Publication number
KR100909098B1
KR100909098B1 KR1020090028279A KR20090028279A KR100909098B1 KR 100909098 B1 KR100909098 B1 KR 100909098B1 KR 1020090028279 A KR1020090028279 A KR 1020090028279A KR 20090028279 A KR20090028279 A KR 20090028279A KR 100909098 B1 KR100909098 B1 KR 100909098B1
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South Korea
Prior art keywords
underground
wires
main body
distribution line
short circuit
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KR1020090028279A
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Korean (ko)
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노재호
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노재호
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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
    • H02G15/00—Cable fittings
    • H02G15/08—Cable junctions
    • H02G15/10—Cable junctions protected by boxes, e.g. by distribution, connection or junction boxes
    • H02G15/103—Cable junctions protected by boxes, e.g. by distribution, connection or junction boxes with devices for relieving electrical stress
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
    • H01B7/282—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26—Casings; Parts thereof or accessories therefor
    • H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
    • 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
    • H02G9/00—Installations of electric cables or lines in or on the ground or water
    • H02G9/02—Installations of electric cables or lines in or on the ground or water laid directly in or on the ground, river-bed or sea-bottom; Coverings therefor, e.g. tile
    • H02G9/025—Coverings therefor, e.g. tile
    • 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
    • H02G9/00—Installations of electric cables or lines in or on the ground or water
    • H02G9/10—Installations of electric cables or lines in or on the ground or water in cable chambers, e.g. in manhole or in handhole

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Laying Of Electric Cables Or Lines Outside (AREA)

Abstract

A wire linker for underground distribution lines is provided to prevent electrical safety accidents by manufacturing a guide groove and a guide member in a wide upper/shallow lower shape. A fixing plate(10) comprises a plurality of guide grooves(11) and is fixed to the top of a seating unit(4) built inside a manhole(1) by the medium of bolts. A guide member is installed in the guide groove to be horizontally movable. A main body made of insulating materials has a fastening unit(21-2) inside and a underground distribution line is inserted into the main body. A connecting fitting(22) made of conductive materials is built in the main body. A connecting unit(20) includes a fastening fitting(23) consisting of joining bodies(23-2).

Description

합선방지를 위한 지중배전선 접속체{Short Circuit For Underground Distribution Line Conductive}Short Circuit For Underground Distribution Line Conductive

본 발명은, 지중에 매립되어 맨홀의 내부에서 상호 연결되는 지중전선을 외부 간섭으로부터 보호하고, 지중전선 간에 합선방지를 할 수 있도록 된 합선방지를 위한 지중배전선 접속체에 관한 것이다. The present invention relates to an underground distribution line member for short circuit prevention, which is capable of protecting underground wires embedded in the ground and interconnected inside the manhole from external interference and preventing short circuits between the underground wires.

일반적으로 전력을 공급하기 위하여 전신주에 전력선을 설치하거나 또는 지중에 매설하게 되는데, 지상 및 공중가설 방식은 시공성이나 소요되는 공사비 및 공사기간 등을 고려하여 볼 때 지중에 매설하는 방식보다는 훨씬 경제적이면서도 공사를 간편하게 할 수 있는 장점은 있으나, 도심지와 같이 건물이 매우 인접하게 밀집된 곳에서는 그 설치가 상당히 곤란한 단점이 있어 도심지나 고압의 전류를 요구하는 경우에는 지중에 매설하는 방식으로 설치하게 된다. In general, power lines are installed in the telephone poles or buried in the ground to supply electricity. The ground and aerial construction method is more economical than construction in the ground considering the constructability, required construction cost, and construction period. There is an advantage that can be simplified, but the building is very close to the dense place, such as downtown, the installation is quite difficult disadvantages, when installed in the underground or in the case of demanding high current in the city.

상기 지중에 매설하는 방식의 경우, 전선과 전선을 연결시켜 줄 때에 전선의 피복선을 탈피시킨 후에 상호 꼬아서 연결하고, 연결된 부분의 외면에는 절연테이프를 감아 보호하게 되는데, 이러한 작업방식은 전선의 굵기가 작은 경우에는 가능 하지만 전선의 굵기가 굵은 경우에는 설치가 힘든 문제가 있다.In the case of the method of embedding in the underground, when connecting the wires and wires, the sheaths of the wires are peeled off and then twisted together, and the outer surface of the connected part is wound with an insulating tape to protect them. Is small, but it is difficult to install if the thickness of the wire is thick.

또한, 지진 발생시 맨홀 내부에 배선된 지중전선은 횡파에 의해 좌우로 심하게 흔들림과 동시에 지중전선 상호 간에 강한 인장력이 발생되어 지중전선의 이음부가 단락되는 문제가 있어 지진발생에 대한 해소방안의 연구가 활발히 진행되고 있다.In addition, there is a problem that underground cables wired inside the manhole are severely shaken from side to side due to transverse waves and strong tensile force is generated between the underground cables, which short-circuits the joints of underground cables. It's going on.

이에 본 발명은 상기와 같은 문제를 해소하기 위하여 안출된 것으로서, 횡 방향으로의 지진발생시 지중전선의 위치변화 및 길이변화를 자유롭게 하여 지중전선 상호 간의 이음부를 보호할 수 있도록 내진기능이 강화된 합선방지를 위한 지중배전선 접속체를 제공하려는데 그 목적이 있다.Accordingly, the present invention has been made to solve the above problems, the short-circuit prevention to strengthen the seismic function so as to protect the joints between the underground cables by freeing the position change and the length change of the underground cables during the earthquake in the transverse direction Its purpose is to provide underground line interconnection for the purpose.

상기와 같은 목적을 달성하기 위한 본 발명은,The present invention for achieving the above object,

상면에 길이방향을 따라 형성된 다수개의 가이드홈을 갖추고서, 맨홀 내부에 입설된 좌대의 상면에 볼트를 매개로 고정설치되는 고정플레이트와; A fixing plate having a plurality of guide grooves formed in a longitudinal direction on an upper surface thereof and fixed to the upper surface of a seat mounted in a manhole by means of bolts;

길이방향을 따라 외향으로 돌출되어 가이드홈에 수평이동가능하게 설치되는 가이드부재와, 길이방향의 좌·우측에 각각 형성되고, 외주면에 나사탭이 형성되며, 내부가 관통된 체결부를 갖추고서, 지중전선이 내부로 삽입되는 절연재질의 본체부와; 본체부에 내설되어 지중전선의 도선을 전기적으로 연결하는 전도체재질의 접속금구와, 지중전선의 외면을 감싸면서 지중전선을 압착고정하는 고정체와, 고정체의 둘레면을 감싸면서 고정체에 회동가능하게 끼워지고, 체결부에 나사결합되어 고정체를 체결부에 고정하는 결합체로 이루어진 체결금구를 갖춘 연결구를 포함하는 것을 특징으로 한다.The guide member protrudes outwardly along the longitudinal direction and is horizontally movable in the guide groove, and is formed on the left and right sides in the longitudinal direction, and a screw tab is formed on the outer circumferential surface thereof, A main body portion of an insulating material into which the electric wire is inserted; Connection bracket of conductor material installed in the main body to electrically connect the conductors of underground wire, the fixture to crimp and fix the underground wire while wrapping the outer surface of the underground wire, and the circumference of the fixture to be rotated to the fixture. It is characterized in that it comprises a connector having a fastening bracket made of a combination that is possibly fitted, screwed to the fastening portion to secure the fastener to the fastening portion.

상기와 같은 구성으로 이루어진 본 발명은, 지중전선의 외면에 설치된 체결금구를 통해 연결구에 용이하게 설치고정할 수 있고, 횡 방향으로의 지진발생시 지중전선의 위치변화 및 길이변화를 통한 내진기능의 강화로 지중전선 상호 간의 이음부를 효과적으로 보호할 수 있으며, 가이드홈과 가이드부재의 연결부분을 상협하광형태로 제작하여 가이드홈을 따라 이동하는 가이드부재의 상하진동을 방지함으로서, 흔들림에 의한 지중전선 상호 간에 접촉을 방지하여 전기안전사고를 미연에 차단할 수 있다.The present invention having the configuration described above, can be easily installed and fixed to the connector through the fastening brackets installed on the outer surface of the underground wire, reinforcement of the seismic function through the change in position and length of the underground cable during the earthquake in the transverse direction It can effectively protect joints between underground cables, and by making the connecting part of guide groove and guide member in the form of upper and lower beams to prevent vertical vibration of guide member moving along guide groove, Prevents contact and can prevent electrical safety accidents.

이하, 본 발명을 첨부된 예시도면에 의거하여 상세히 설명한다.Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

도 1은 본 발명에 따른 합선방지를 위한 지중배전선 접속체의 설치상태도이고, 도 2a 내지 도 2b는 본 발명에 따른 합선방지를 위한 지중배전선 접속체의 요부를 따로 발췌하여 보인 결합사시도 및 분해사시도이다.1 is an installation state diagram of the underground distribution line connection for preventing short circuit according to the present invention, Figures 2a to 2b is an exploded perspective view and exploded perspective view showing the main portion of the underground distribution line connection for preventing short circuit according to the present invention separately to be.

상기 본 발명에 따른 합선방지를 위한 지중배전선 접속체는, 상면에 길이방향을 따라 형성된 다수개의 가이드홈(11)을 갖추고서, 맨홀(1) 내부에 입설된 좌대(4)의 상면에 볼트(B)를 매개로 고정설치되는 고정플레이트(10)와; 길이방향을 따라 외향으로 돌출되어 가이드홈(11)에 수평이동가능하게 설치되는 가이드부재(21-1)와, 길이방향의 좌·우측에 각각 형성되고, 외주면에 나사탭이 형성되며, 내부가 관통된 체결부(21-2)를 갖추고서, 지중전선(L1,L2)이 내부로 삽입되는 절연 재질의 본체부(21)와; 본체부(21)에 내설되어 지중전선(L1,L2)의 도선을 전기적으로 연결하는 전도체재질의 접속금구(22)와, 지중전선(L1,L2)의 외면을 감싸면서 지중전선(L1,L2)을 압착고정하는 고정체(23-1)와, 고정체(23-1)의 둘레면을 감싸면서 고정체(23-1)에 회동가능하게 끼워지고, 체결부(21-2)에 나사결합되어 고정체(23-1)를 체결부(21-2)에 고정하는 결합체(23-2)로 이루어진 체결금구(23)를 갖춘 연결구(20)로 구성되며, 이를 도 1 내지 도 2b와 같이 도시하였다.The underground distribution line connecting body for short circuit prevention according to the present invention has a plurality of guide grooves 11 formed along a longitudinal direction on an upper surface thereof, and bolts on an upper surface of a seat 4 placed inside the manhole 1. A fixing plate 10 fixedly installed through B); The guide member 21-1 which protrudes outward along the longitudinal direction and is horizontally movable in the guide groove 11, and is formed on the left and right sides of the longitudinal direction, respectively, and a thread tab is formed on the outer circumferential surface thereof. A main body portion 21 made of an insulating material having a fastening portion 21-2 penetrated therein through which underground wires L1 and L2 are inserted; The underground wires L1 and L2 are enclosed in the main body 21 and surround the outer surface of the underground wires L1 and L2 and the connection brackets 22 of a conductor material electrically connecting the conductor wires of the underground wires L1 and L2. ) Is rotatably fitted to the fixing body 23-1 and the fixing body 23-1 while surrounding the circumferential surface of the fixing body 23-1. It is composed of a connector (20) having a fastening bracket (23) made of a coupling member (23-2) coupled to secure the fixing body (23-1) to the fastening portion (21-2), and Shown together.

상기 지중에 매립되는 맨홀(1)은, 콘크리트재질에 상부가 개구되고, 개구된 상측으로 맨홀커버(2)가 개폐가능하게 설치되며, 측벽(즉, 둘레면)에는 내부로 진입되는 지중전선(L1,L2)의 피복을 보호함과 동시에 배선할 수 있도록 매설된 배선관(3)이 설치되고, 맨홀(1)의 내부 바닥에는 좌대(4)가 설치된다.The manhole (1) embedded in the ground, the upper part is opened in the concrete material, the manhole cover (2) is installed to be opened and closed to the upper side is opened, the underground wire (enter the inner surface) to enter the inner side ( A wiring conduit 3 is provided so as to protect the covering of L1 and L2 and to wire at the same time, and a pedestal 4 is provided on the inner bottom of the manhole 1.

본 실시 예의 경우 상기 고정플레이트(10)는, 전체적인 형상을 직사면체로 형성하되, 정면과 배면의 하부에는 외향으로 돌출되고 내측에 소정의 간격으로 장착공(12-1)이 마련된 날개편(12)이 일체로 형성된다.In the present embodiment, the fixing plate 10, the overall shape of the rectangular parallelepiped, but protruding outwardly in the lower portion of the front and rear and the wing piece 12 is provided with a mounting hole 12-1 at predetermined intervals inside ) Is integrally formed.

따라서, 상기 고정플레이트(10)를 좌대(4)에 고정시켜 주고자 하는 경우에는 고정플레이트(10)의 저면을 좌대(4)의 상면에 안착시켜 준 상태에서 날개편(12)의 장착공(12-1)으로 볼트(B)를 관통시켜 좌대(4)에 설치시켜 고정한다.Therefore, in the case where the fixing plate 10 is to be fixed to the pedestal 4, the mounting hole of the wing piece 12 in a state where the bottom surface of the fixing plate 10 is seated on the upper surface of the pedestal 4 12-1) through the bolt (B) to be installed and fixed to the seat (4).

또한, 상기 가이드홈(11)은 상면과 좌우측면이 길이방향으로 연통되되, 측면에서 본 형상은 사다리꼴 모양으로, 이는 이후에 설명할 연결구(20)의 가이드부재(21-1)와 대응되며, 상기 가이드홈(11)과 이에 대응되는 가이드부재(21-1)의 형상은 사다리꼴모양에 한정되는 것은 아니며, 필요에 따라 다양한 형상으로 제작될 수 있다.In addition, the guide groove 11 is in communication with the upper and left and right sides in the longitudinal direction, the shape seen from the side is trapezoidal shape, which corresponds to the guide member 21-1 of the connector 20 to be described later, The shape of the guide groove 11 and the guide member 21-1 corresponding thereto is not limited to a trapezoidal shape, and may be manufactured in various shapes as necessary.

상기 가이드홈(11)에 왕복이동가능하게 설치되는 연결구(20)는, 길이방향을 따라 외향으로 돌출되어 가이드홈(11)에 수평이동가능하게 설치되는 가이드부재(21-1)와, 길이방향의 좌·우측에 각각 형성되고, 외주면에 나사탭이 형성되며, 내부가 관통된 체결부(21-2)를 갖추고서, 지중전선(L1,L2)이 내부로 삽입되는 절연재질의 본체부(21)와; 본체부(21)에 내설되어 지중전선(L1,L2)의 도선을 전기적으로 연결하는 전도체재질의 접속금구(22)와, 지중전선(L1,L2)의 외면을 감싸면서 지중전선(L1,L2)을 압착고정하는 고정체(23-1)와, 고정체(23-1)의 둘레면을 감싸면서 고정체(23-1)에 회동가능하게 끼워지고, 체결부(21-2)에 나사결합되어 고정체(23-1)를 체결부(21-2)에 고정하는 결합체(23-2)로 이루어진 체결금구(23)로 이루어지며, 이를 도 2a 내지 도 2b와 같이 도시하였다.The connector 20 which is reciprocally installed in the guide groove 11 is a guide member 21-1 protruding outward along the longitudinal direction and installed horizontally in the guide groove 11, and the longitudinal direction. It is formed on the left and right sides of the, respectively, the screw tab is formed on the outer circumferential surface, and has a fastening portion 21-2 through which the inside is connected, the main body portion of the insulating material is inserted into the ground wire (L1, L2) ( 21); The underground wires L1 and L2 are enclosed in the main body 21 and surround the outer surface of the underground wires L1 and L2 and the connection brackets 22 of a conductor material electrically connecting the conductor wires of the underground wires L1 and L2. ) Is rotatably fitted to the fixing body 23-1 and the fixing body 23-1 while surrounding the circumferential surface of the fixing body 23-1. Combination is made of a fastening tool 23 made of a coupling body 23-2 for fixing the fixing body 23-1 to the fastening portion 21-2, as shown in Figures 2a to 2b.

상기 연결구(20)는, 전체적인 형상이 직육면체에 재질은 절연재로 내부는 길이방향으로 연통되고, 내부 중앙에는 내측으로 인입된 지중전선(L1,L2)의 도선을 전기적으로 상호 연결시켜 주는 접속금구(22)가 삽입되되, 상기 접속금구(22)는 전기 전도율이 우수한 구리, 알루미늄 등의 금속재질이고, 인서트(Insert) 성형을 통해 내부에 설치시켜 주었다.The connector 20, the overall shape of the rectangular parallelepiping material is insulated in the longitudinal direction, the inside is connected to the inner wire in the inner center of the underground wire (L1, L2) connected electrically connected to each other ( 22) is inserted, the connector 22 is made of a metal material such as copper, aluminum with excellent electrical conductivity, it was installed inside through the insert (Insert) molding.

또한, 상기 연결구(20)의 본체부(21) 저면에는 앞서 언급한 가이드홈(11)에 대응되는 가이드부재(21-1)가 일체로 형성된다.In addition, a guide member 21-1 corresponding to the aforementioned guide groove 11 is integrally formed on the bottom surface of the main body 21 of the connector 20.

상기 일측 내주면이 지중전선(L1,L2)의 외면에 고정되고, 타측 외주면이 본체부(21)의 체결부(21-2)에 체결고정되는 체결금구(23)는, 지중전선(L1,L2)의 외면 을 감싸면서 지중전선(L1,L2)을 압착고정하는 고정체(23-1)와, 고정체(23-1)의 둘레면을 감싸면서 고정체(23-1)에 회동가능하게 끼워지고, 체결부(21-2)에 나사결합되어 고정체(23-1)를 체결부(21-2)에 고정하는 결합체(23-2)로 이루어지며, 이를 도 2a내지 도 2b와 같이 도시하였다.The fastening bracket 23 in which the one inner peripheral surface is fixed to the outer surfaces of the underground wires L1 and L2 and the other outer peripheral surface is fastened and fastened to the fastening portion 21-2 of the main body portion 21 is a ground wire L1 and L2. The outer surface of the cover) and the fixing body (23-1) for crimping and fixing the underground wire (L1, L2), and surrounding the circumferential surface of the fixing body (23-1) so as to be rotatable to the fixing body (23-1) It is made of a combination 23-2 for screwing the fastening portion 21-2 to the fastening portion 21-2 by being screwed to the fastening portion 21-2, as shown in Figs. 2a to 2b. Shown.

본 실시 예의 경우 지중전선(L1,L2)의 외면으로 고정체(23-1)를 삽입한 상태에서 고정체(23-1)의 외면을 도구를 이용하여 강하게 물어 지중전선(L1,L2)에 고정시켜 주고, 고정체(23-1)의 일측에 회동가능하게 설치된 결합체(23-2)를 본체부(21)의 체결부(21-2)에 체결하여 결합시켜 줌으로서, 지중전선(L1,L2)을 상호 연결시 용이하게 결속될 수 있도록 하였다.In the present embodiment, with the tool 23-1 inserted into the outer surfaces of the underground wires L1 and L2, the outer surface of the fixture 23-1 is strongly applied with a tool to the underground wires L1 and L2. It is fixed to the ground wire (L1) by fastening and coupling the coupling body 23-2 installed on one side of the fixing body 23-1 to the fastening portion 21-2 of the main body portion 21, , L2) can be easily connected when interconnected.

위와 같은 구성으로 이루어진 본 발명의 작동관계를 설명하면 다음과 같다.Referring to the operational relationship of the present invention made of the above configuration as follows.

도 3은 본 발명에 따른 합선방지를 위한 지중배전선 접속체의 작동관계도이다.3 is an operation relationship diagram of the underground distribution line connection for preventing short circuit according to the present invention.

상기 지중전선(L1,L2)의 설치과정을 살펴보면, 연결구(20)의 내측으로 지중전선(L1,L2)을 인입시켜 주되, 연결구(20)의 내부에 실장된 접속구(22)로 지중전선(L1,L2)의 도선부분이 삽입되도록 하여 전기적으로 연결시켜 준 상태에서 지중전선(L1,L2)의 외면에 고정된 체결금구(23)의 결합체(23-2)를 본체부(21)의 좌·우측에 형성된 체결부(21-2)에 결합하여 반 시계방향으로 회전시켜 상호 체결시켜 준다.Looking at the installation process of the underground wires (L1, L2), the underground wires (L1, L2) are introduced into the inside of the connector 20, but the underground wires as the connection port 22 mounted inside the connector (20) In the state in which the conductor parts of L1 and L2 are inserted and electrically connected, the assembly 23-2 of the fastening tool 23 fixed to the outer surface of the underground wires L1 and L2 is left of the main body part 21. It is coupled to the fastening portion 21-2 formed on the right side and rotated counterclockwise to mutually fasten.

본 발명에 따른 합선방지를 위한 지중배전선 접속체의 작동관계를 살펴보면, 평상시에는 지중전선(L1,L2)이 상호 이음된 연결구(20)가 고정플레이트(10)의 상면 중앙에 위치하게 된다.Looking at the operation relationship of the underground distribution line connecting body for preventing a short circuit according to the present invention, the connector 20 is usually connected to the ground wire (L1, L2) is located in the center of the upper surface of the fixed plate (10).

하지만, 횡 방향으로의 지진이 발생하게 되면, 연결구(20)의 내부에 상호 배선된 지중전선(L1,L2)은 좌우진동에 의해 어느 일방향으로 힘이 작용하게 되며, 이때 고정플레이트(10)의 가이드홈(11)에 삽입된 본체부(21)의 가이드부재(21-1)는 좌우로 진동하는 지중전선(L1,L2)과 함께 고정플레이트(10)의 상면을 이동하면서 지중전선(L1,L2)의 상호 이음된 부분이 단락되지 않도록 해주게 된다.However, when an earthquake occurs in the transverse direction, the underground wires L1 and L2 interconnected to the inside of the connector 20 may have a force acting in one direction by left and right vibrations, and at this time, The guide member 21-1 of the main body portion 21 inserted into the guide groove 11 moves the upper surface of the fixed plate 10 together with the underground wires L1 and L2 oscillating from side to side. The joints of L2) will not be shorted.

이와 같이, 횡 방향으로의 지진발생시 고정플레이트(10)의 상면을 지중전선(L1,L2)이 배선 연결된 연결구(20)를 통해 위치변화 및 길이변화가 자유롭게 되도록 하여 내진기능을 강화함은 물론, 지중전선(L1,L2) 상호 간의 이음부를 효과적으로 보호할 수 있게 되는 것이다.As such, when the earthquake occurs in the transverse direction, the earthquake wires L1 and L2 are freely positioned and length-changed through the connector 20 to which the underground wires L1 and L2 are connected. It is possible to effectively protect the joints between the wires (L1, L2).

뿐만 아니라, 가이드홈(11)과 가이드부재(21-1)의 연결부분을 상협하광형태로 제작하여 가이드홈(11)을 따라 이동하는 가이드부재(21-1)의 상하진동을 방지함으로서, 다른 지중전선과의 흔들림에 의해 접촉되는 것을 방지할 수 있게 되는 것이다.In addition, by making the connecting portion of the guide groove 11 and the guide member 21-1 in the form of upper and lower beams to prevent the vertical vibration of the guide member 21-1 moving along the guide groove 11, It is possible to prevent contact by shaking with underground cables.

본 발명은 기재된 구체적인 실시 예에 대해서만 상세히 설명되었지만 본 발명의 기술사상범위 내에서 다양하게 변형 및 수정할 수 있음은 당업자에 있어서 당연한 것이며, 이러한 변형 및 수정이 첨부된 특허청구범위에 속함은 당연한 것이다. Although the present invention has been described in detail only with respect to the specific embodiments described, it will be obvious to those skilled in the art that various modifications and changes can be made within the technical scope of the present invention, and such modifications and modifications belong to the appended claims.

도 1은 본 발명에 따른 합선방지를 위한 지중배전선 접속체의 설치상태도.1 is an installation state of the underground distribution line connection for preventing short circuit according to the present invention.

도 2a 내지 도 2b는 본 발명에 따른 합선방지를 위한 지중배전선 접속체의 요부를 따로 발췌하여 보인 결합사시도 및 분해사시도.Figures 2a to 2b is an exploded perspective view and exploded perspective view showing the main portion of the underground line connection for preventing short circuit according to the present invention separately.

도 3은 본 발명에 따른 합선방지를 위한 지중배전선 접속체의 작동관계도.Figure 3 is an operation relationship diagram of the underground line connection for preventing short circuit according to the present invention.

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

1: 맨홀 2: 커버 3: 배선관1: manhole 2: cover 3: wiring conduit

4: 좌대 10: 고정플레이트 11: 가이드홈4: base 10: fixed plate 11: guide groove

12: 날개편 20: 연결구 21: 본체부12: wing 20: connector 21: main body

21: 체결부 22: 접속금구 23: 체결금구21: fastening portion 22: connection bracket 23: fastening bracket

L1.L2: 지중전선L1.L2: underground cable

Claims (1)

상면에 길이방향을 따라 형성된 다수개의 가이드홈(11)을 갖추고서, 맨홀(1) 내부에 입설된 좌대(4)의 상면에 볼트(B)를 매개로 고정설치되는 고정플레이트(10)와; A fixing plate 10 having a plurality of guide grooves 11 formed on the upper surface in the longitudinal direction, and fixed to the upper surface of the seat 4 placed in the manhole 1 via bolts B; 길이방향을 따라 외향으로 돌출되어 가이드홈(11)에 수평이동가능하게 설치되는 가이드부재(21-1)와, 길이방향의 좌·우측에 각각 형성되고, 외주면에 나사탭이 형성되며, 내부가 관통된 체결부(21-2)를 갖추고서, 지중전선(L1,L2)이 내부로 삽입되는 절연재질의 본체부(21)와; 본체부(21)에 내설되어 지중전선(L1,L2)의 도선을 전기적으로 연결하는 전도체재질의 접속금구(22)와, 지중전선(L1,L2)의 외면을 감싸면서 지중전선(L1,L2)을 압착고정하는 고정체(23-1)와, 고정체(23-1)의 둘레면을 감싸면서 고정체(23-1)에 회동가능하게 끼워지고, 체결부(21-2)에 나사결합되어 고정체(23-1)를 체결부(21-2)에 고정하는 결합체(23-2)로 이루어진 체결금구(23)를 갖춘 연결구(20)를 포함하는 것을 특징으로 하는 합선방지를 위한 지중배전선 접속체.The guide member 21-1 which protrudes outward along the longitudinal direction and is horizontally movable in the guide groove 11, and is formed on the left and right sides of the longitudinal direction, respectively, and a thread tab is formed on the outer circumferential surface thereof. A main body portion 21 made of an insulating material having a fastening portion 21-2 penetrated therein through which underground wires L1 and L2 are inserted; The underground wires L1 and L2 are enclosed in the main body 21 and surround the outer surface of the underground wires L1 and L2 and the connection brackets 22 of a conductor material electrically connecting the conductor wires of the underground wires L1 and L2. ) Is rotatably fitted to the fixing body 23-1 and the fixing body 23-1 while surrounding the circumferential surface of the fixing body 23-1. For preventing the short circuit, characterized in that it comprises a connector 20 having a fastening bracket 23 made of a coupling member 23-2 coupled to fix the fixing body 23-1 to the fastening portion 21-2. Underground distribution line connector.
KR1020090028279A 2009-04-01 2009-04-01 Short circuit for underground distribution line conductive KR100909098B1 (en)

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KR100967198B1 (en) 2010-03-02 2010-07-05 성지파워 주식회사 Position fixed type of access device for supplying of electric power
KR100985559B1 (en) * 2010-03-02 2010-10-05 성지파워 주식회사 Short circuit for distribution line connector
KR101017132B1 (en) 2010-09-15 2011-02-25 (주)서전종합전기 An underground transmission line is case
KR101083424B1 (en) 2011-09-30 2011-11-14 주식회사 전우이피씨 Insulation structrue for distribution line
KR101085588B1 (en) 2011-09-28 2011-11-25 (주)주원이엔지 Distribution wire insulation structrue for electric leakage prevention
KR101924585B1 (en) 2018-08-29 2018-12-03 이수기술(주) Underground Line Connecting Equipment
KR102098382B1 (en) * 2019-09-26 2020-04-07 주식회사 훈민종합엔지니어링 Insulation connector of underground power line
KR20230016416A (en) * 2021-07-26 2023-02-02 우성정보 주식회사 Cable Connector Fixing

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KR100816866B1 (en) 2008-01-16 2008-03-27 (합)동양엔지니어링 Prevention of underwater and insulated type of underground cable distribution box
KR100880950B1 (en) 2008-11-03 2009-02-04 주식회사 이린 Distribution box of an apartment house

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KR20060115221A (en) * 2005-05-04 2006-11-08 (주)제일피앤피 A switch board box for a switch board of a electric power apparatus
KR100816866B1 (en) 2008-01-16 2008-03-27 (합)동양엔지니어링 Prevention of underwater and insulated type of underground cable distribution box
KR100880950B1 (en) 2008-11-03 2009-02-04 주식회사 이린 Distribution box of an apartment house

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100967198B1 (en) 2010-03-02 2010-07-05 성지파워 주식회사 Position fixed type of access device for supplying of electric power
KR100985559B1 (en) * 2010-03-02 2010-10-05 성지파워 주식회사 Short circuit for distribution line connector
KR101017132B1 (en) 2010-09-15 2011-02-25 (주)서전종합전기 An underground transmission line is case
KR101085588B1 (en) 2011-09-28 2011-11-25 (주)주원이엔지 Distribution wire insulation structrue for electric leakage prevention
KR101083424B1 (en) 2011-09-30 2011-11-14 주식회사 전우이피씨 Insulation structrue for distribution line
KR101924585B1 (en) 2018-08-29 2018-12-03 이수기술(주) Underground Line Connecting Equipment
KR102098382B1 (en) * 2019-09-26 2020-04-07 주식회사 훈민종합엔지니어링 Insulation connector of underground power line
KR20230016416A (en) * 2021-07-26 2023-02-02 우성정보 주식회사 Cable Connector Fixing
KR102554252B1 (en) * 2021-07-26 2023-07-11 우성정보 주식회사 Cable Connector Fixing

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