KR200442100Y1 - Clamp-type connection device for separating low voltage cable of ground transformer - Google Patents

Clamp-type connection device for separating low voltage cable of ground transformer Download PDF

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KR200442100Y1
KR200442100Y1 KR2020080009653U KR20080009653U KR200442100Y1 KR 200442100 Y1 KR200442100 Y1 KR 200442100Y1 KR 2020080009653 U KR2020080009653 U KR 2020080009653U KR 20080009653 U KR20080009653 U KR 20080009653U KR 200442100 Y1 KR200442100 Y1 KR 200442100Y1
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voltage cable
low voltage
screw
bars
shaft
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Korean (ko)
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서송길
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건원이앤씨 주식회사
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B2/00—Friction-grip releasable fastenings
    • F16B2/02—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening
    • F16B2/06—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action
    • F16B2/10—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action using pivoting jaws
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F29/00—Variable transformers or inductances not covered by group H01F21/00
    • H01F29/02—Variable transformers or inductances not covered by group H01F21/00 with tappings on coil or winding; with provision for rearrangement or interconnection of windings
    • H01F29/04—Variable transformers or inductances not covered by group H01F21/00 with tappings on coil or winding; with provision for rearrangement or interconnection of windings having provision for tap-changing without interrupting the load current
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R31/00—Coupling parts supported only by co-operation with counterpart
    • H01R31/02—Intermediate parts for distributing energy to two or more circuits in parallel, e.g. splitter
    • 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

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electric Cable Installation (AREA)

Abstract

본 고안은 지상변압기의 교체를 위해 2차측 저압케이블의 연결단자를 부싱에서 접속 상태로 분리하는 지상변압기의 저압케이블 분리용 접속장치에 있어서; 상기 2차측 저압케이블 연결단자의 좌우측에 각각 위치된 호형상의 바로 상기 2차측 저압케이블 연결단자와 면접되는 내측면에는 고무재질의 탄성판이 억지끼움되는 끼움바가 삽입되는 끼움공이 형성되고, 상단 중심에는 전후방측으로 전후방축바가 각각 돌출되며, 상단 외주연은 상기 전후방축바를 축으로 원형을 이루되 외측기어부가 형성되는 좌우측집게바와; 전후방으로 양분되어 상기 좌우측집게바를 좌우측에 각각 축결합시키는 판체로 상단부 내측면 상하부에는 상하면을 감싸는 상하부절연재 중심측의 내측걸림돌부가 각각 삽입되어 걸림고정되는 상하부걸림장홈을 갖는 체결돌부가 각각 형성되되 좌우측단에 체결볼트가 각각 체결고정되는 볼트공이 각각 형성되며, 상기 체결돌부 하부 전후방에는 좌우측으로 관통장공이 각각 형성되고, 상기 관통장공 하부 전후방에는 좌우측으로 수평을 이루는 조절장공이 각각 형성되며, 상기 조절장공 하부 전후방 좌우측에는 상기 좌우측집게바의 전후방축바가 각각 축결합되는 축공이 각각 형성되고, 상기 조절장공의 후방 내측면 우측에는 조절장공 측으로 스프링에 의해 탄성되고 조절나사와 나사공을 갖는 커버에 의해 이동되는 고정쐐기를 갖는 조절박스가 형성되며, 상기 조절장공 중심측 하부에는 상면에 축받이공을 갖는 축받이가 형성되고, 축받이 상측에는 축지지돌부가 돌출되는 전후방지지편과; 머리부와 볼트부를 갖는 볼트형상으로 상기 머리부는 상기 조절장 공을 통해 외부로 돌출되되 외주연에는 상기 고정쐐기에 의해 걸림고정되는 걸림홈이 형성되고, 상기 볼트부 중심에는 상기 축지지돌부에 의해 감싸여 회동지지되는 지지부가 형성되되 지지부 상하부로는 상하측나사부가 서로 반대방향으로 각각 형성되며, 볼트부 하단 중심에는 상기 축받이공에 삽입되어 축지지되는 축돌기가 형성되는 집게바작동나사와; 상기 전후방지지편 내부 좌우측에 각각 축결합되는 기어체로, 상기 좌우측집게바의 외측기어부와 상기 집게바작동나사 볼트부의 상하측나사부와 각각 좌우측에서 기어결합되어 상기 집게바작동나사의 회동시 이에 연동되어 상기 좌우측집게바의 탄성판으로 2차측 저압케이블 연결단자를 고정지지하고, 상기 집게바작동나사의 역회동시 이에 연동되어 상기 좌우측집게바를 2차측 저압케이블 연결단자에서 분리시키는 지상변압기의 저압케이블 분리용 집게형 접속장치에 관한 것이다.The present invention provides a connection device for low voltage cable separation of a ground transformer for separating the connection terminal of the secondary low voltage cable in the bushing state for replacement of the ground transformer; The inner side of the secondary low-voltage cable connecting terminal located on the left and right sides of the secondary low-voltage cable connecting terminal, the inner side of the interview is formed with a fitting hole for inserting the fitting bar is inserted into the elastic plate of the rubber material, the upper center Front and rear shaft bars are protruded toward the front and rear sides, respectively, and the upper and outer circumferences have a circular shape around the front and rear shaft bars, and the left and right side tongs bars formed with outer gears; It is divided into the front and rear, and the plate body for axially coupling the left and right tongs to the left and right sides, respectively, fastening protrusions having upper and lower catching grooves each of which is fastened and secured to the upper and lower portions of the upper and lower inner insulation centers surrounding the upper and lower surfaces are respectively formed on the upper and lower sides of the upper and lower sides. End bolts are fastened to each of the fastening bolts are fastened to each other, and the through holes are formed in the front and rear of the bottom of the fastening protrusion, respectively, and the front and rear of the through holes are formed horizontally in the left and right, respectively, the adjustment holes are formed horizontally, the adjustment On the left and right sides of the lower hole front and rear shaft bars of the left and right tongs, respectively, the shaft holes are formed are respectively coupled, the rear inner surface of the adjustment hole is the elastic side by the spring to the adjustment hole side by a cover having an adjustment screw and a screw hole The control box having a fixed wedge moved And a bearing having a bearing hole on an upper surface of the lower side of the center of the adjusting hole, and a front and rear prevention piece having a shaft supporting protrusion protruding from the bearing. The head portion has a bolt shape with a bolt portion, the head portion is projected to the outside through the adjustment ball, the outer periphery is formed with a locking groove which is fixed by the fixing wedge, the center of the bolt portion by the shaft support protrusion A support part which is wrapped and supported by rotation and is formed, and upper and lower screw parts are formed in opposite directions to upper and lower support parts, respectively, and a tong bar operating screw having a shaft protrusion inserted into the bearing hole at the bottom center of the bolt part to support the shaft; The gear body is axially coupled to each of the left and right inside the front and rear prevention pieces, the gears of the outer gear of the left and right side tongs bar and the upper and lower screw portions of the tongs bar operation screw bolt, respectively, is geared to the left and right sides, and interlocked to the forceps bar operation screw when rotating. The low voltage cable of the ground transformer to secure the secondary low voltage cable connecting terminal by the elastic plate of the left and right side clamp bars, and to separate the left and right side clamp bars from the secondary low voltage cable connecting terminal when the tong bar operation screw is reversed. The present invention relates to a separating forceps type connecting device.

이러한 본 고안은 무정전 상태로 변압기 교체시 2차측 저압케이블을 접속 상태로 분리하되, 상기 저압케이블이 연결된 연결단자가 2차측 부싱과 분리형으로 연결되어 저압 케이블의 연결단자를 접속 및 클램핑한 상태에서 간단한 구조로 보다 효과적으로 분리함으로서 안전성 및 작업성을 극대화시킬 수 있는 효과가 있다.The present invention, when the transformer is replaced in an uninterrupted state, the secondary low voltage cable is disconnected in a connected state, but the low voltage cable is connected to the secondary side bushing and the detachable type is connected to the clamping terminal of the low voltage cable in a simple state By separating the structure more effectively, there is an effect that can maximize the safety and workability.

좌우측집게바, 전후방지지편, 집게바작동나사, 좌우측연동기어 Left and right tong bar, front and rear prevention piece, tong bar operation screw, left and right interlocking gear

Description

지상변압기의 저압케이블 분리용 집게형 접속장치{Nipper type access device for separation low-voltage cable of transformer}Nipper type access device for separation low-voltage cable of transformer

본 고안은 지상변압기의 저압케이블 분리용 집게형 접속장치에 관한 것으로서, 보다 상세하게는 무정전 상태로 변압기 교체시 2차측 저압케이블을 접속 상태로 분리하되, 상기 저압케이블이 연결된 연결단자가 2차측 부싱과 분리형으로 연결되어 저압 케이블의 연결단자를 접속 및 클램핑한 상태에서 간단한 구조로 보다 효과적으로 분리함으로서 안전성 및 작업성을 극대화시킬 수 있는 지상변압기의 저압케이블 분리용 집게형 접속장치에 관한 것이다. The present invention relates to a clamp-type connection device for separating a low voltage cable of a ground transformer, and more specifically, when replacing a transformer in an uninterrupted state, the secondary low voltage cable is disconnected in a connected state, but the connection terminal to which the low voltage cable is connected is a secondary bushing. The present invention relates to a clamp-type connection device for low voltage cable separation of a ground transformer that can maximize safety and workability by effectively separating a simple structure in a state in which a low voltage cable connection terminal is connected to and clamped in a simple structure.

일반적으로 지중 배전선로에는 가정이나 산업용 각종 설비 등에 전력 공급시에 발전소로부터 송전선을 통해 공급되는 22.9 KV의 특고압을 가정이나 산업용 각종 설비에 적합한 220/380 V의 저전압으로 공급하기 위하여 전압을 강하하는 수단으로 지상 변압기가 사용되고 있다.In general, underground distribution lines have a voltage drop in order to supply 22.9 KV of extra high voltage supplied from power plants through power transmission lines at homes or industrial facilities at low voltages of 220/380 V suitable for various home and industrial facilities. Ground transformers are used as a means.

이러한 지상변압기는 특고압이 공급되는 1차측에는 특고압케이블의 단부에 연결된 엘보가 1차측 부싱에 연결되고, 저압이 공급되는 2차측 저압케이블의 단부에 연결된 연결단자는 2차측 부싱에 연결되는 구조로 이루어진다.The ground transformer has a structure in which an elbow connected to the end of the extra high voltage cable is connected to the primary side bushing on the primary side to which the extra high pressure is supplied, and a connecting terminal connected to the end of the secondary low voltage cable to supply the low pressure is connected to the secondary side bushing. Is made of.

이러한 변압기는 노후화나 과부하에 의하여 변압기에 이상(고장)이 발생하면 정상적으로 동작하는 변압기로 교체하여야 하는데, 이때 상기 1,2차측 부싱에서 특고압케이블과 저압케이블을 각각 분리한 형태로 변압기를 교체하게 된다.These transformers should be replaced with transformers that normally operate when a fault occurs in the transformer due to aging or overload. In this case, the transformer should be replaced by separating the high voltage cable and the low voltage cable from the primary and secondary bushings. do.

특히 상기 변압기의 분리시에는 변압기의 전원을 차단하는 일시 정전 상태로 변압기를 교체하거나 상기 변압기의 전원을 활선 상태로 계속 접속 연결하여 수용가로 전원을 계속 공급하면서 변압기를 교체하게 된다.In particular, when the transformer is separated, the transformer is replaced with a temporary power failure state that cuts off the power of the transformer, or the power is continuously connected and connected to the transformer in a live state to continuously supply power to the customer, thereby replacing the transformer.

상기 무정전 상태로 변압기를 교체하는 경우에 2차측 저압케이블은 수용가와 계속적으로 접속된 상태로 분리하게 된다.When the transformer is replaced with the uninterrupted state, the secondary low voltage cable is disconnected while being continuously connected to the customer.

이때, 상기 저압케이블이 연결되는 2차측 연결단자는 부싱과 일체로 결합된 형태의 일체형과, 부싱에 나사식으로 결합되는 분리형으로 구분되는데, 이러한 2차측 저압케이블을 종래에는 효과적으로 접속한 상태로 안전하게 분리하기 위한 별도의 장치가 마련되어 있지 않아 안전성은 물론 작업성이 저하되는 문제점이 있었다.At this time, the secondary connection terminal to which the low voltage cable is connected is divided into an integral type of integrally coupled with the bushing, and a detachable type screwed to the bushing. Since no separate device is provided for separation, there is a problem that safety and workability are deteriorated.

본 고안은 상기와 같은 문제점을 해결하기 위한 것으로서, 무정전 상태로 변압기 교체시 2차측 저압케이블을 접속 상태로 분리하되, 상기 저압케이블이 연결된 연결단자가 2차측 부싱과 분리형으로 연결되어 저압 케이블의 연결단자를 접속 및 클램핑한 상태에서 간단한 구조로 보다 효과적으로 분리함으로서 안전성 및 작업성을 극대화시킬 수 있는 지상변압기의 저압케이블 분리용 집게형 접속장치를 제공함에 그 목적이 있다.The present invention is to solve the above problems, when replacing the transformer in the uninterrupted state, the secondary side low-voltage cable is disconnected in the connected state, the low-voltage cable is connected to the secondary side bushing and the detachable type is connected to the low-voltage cable connection It is an object of the present invention to provide a clamp-type connecting device for separating a low voltage cable of a ground transformer that can maximize safety and workability by separating the terminal more effectively with a simple structure in a connected and clamped state.

이와 같은 목적을 달성하기 위하여, 본 고안은 지상변압기의 교체를 위해 2차측 저압케이블의 연결단자를 부싱에서 접속 상태로 분리하는 지상변압기의 저압케이블 분리용 접속장치에 있어서;In order to achieve the above object, the present invention is to provide a connection device for low voltage cable separation of the ground transformer for separating the connection terminal of the secondary low voltage cable in the bushing state for replacement of the ground transformer;

상기 2차측 저압케이블 연결단자의 좌우측에 각각 위치된 호형상의 바로 상기 2차측 저압케이블 연결단자와 면접되는 내측면에는 고무재질의 탄성판이 억지끼움되는 끼움바가 삽입되는 끼움공이 형성되고, 상단 중심에는 전후방측으로 전후방축바가 각각 돌출되며, 상단 외주연은 상기 전후방축바를 축으로 원형을 이루되 외측기어부가 형성되는 좌우측집게바와;The inner side of the secondary low-voltage cable connecting terminal located on the left and right sides of the secondary low-voltage cable connecting terminal, the inner side of the interview is formed with a fitting hole for inserting the fitting bar is inserted into the elastic plate of the rubber material, the upper center Front and rear shaft bars are protruded toward the front and rear sides, respectively, and the upper and outer circumferences have a circular shape around the front and rear shaft bars, and the left and right side tongs bars formed with outer gears;

전후방으로 양분되어 상기 좌우측집게바를 좌우측에 각각 축결합시키는 판체로 상단부 내측면 상하부에는 상하면을 감싸는 상하부절연재 중심측의 내측걸림돌부가 각각 삽입되어 걸림고정되는 상하부걸림장홈을 갖는 체결돌부가 각각 형성되 되 좌우측단에 체결볼트가 각각 체결고정되는 볼트공이 각각 형성되며, 상기 체결돌부 하부 전후방에는 좌우측으로 관통장공이 각각 형성되고, 상기 관통장공 하부 전후방에는 좌우측으로 수평을 이루는 조절장공이 각각 형성되며, 상기 조절장공 하부 전후방 좌우측에는 상기 좌우측집게바의 전후방축바가 각각 축결합되는 축공이 각각 형성되고, 상기 조절장공의 후방 내측면 우측에는 조절장공 측으로 스프링에 의해 탄성되고 조절나사와 나사공을 갖는 커버에 의해 이동되는 고정쐐기를 갖는 조절박스가 형성되며, 상기 조절장공 중심측 하부에는 상면에 축받이공을 갖는 축받이가 형성되고, 축받이 상측에는 축지지돌부가 돌출되는 전후방지지편과;It is divided into the front and rear, and the plate body for axially coupling the left and right tongs to the left and right sides, respectively, fastening protrusions having upper and lower catching grooves each of which is fastened and locked are respectively inserted into upper and lower inner upper and lower portions of the upper and lower insulators surrounding the upper and lower sides. End bolts are fastened to each of the fastening bolts are fastened to each other, and the through holes are formed in the front and rear of the bottom of the fastening protrusion, respectively, and the front and rear of the through holes are formed horizontally in the left and right, respectively, the adjustment holes are formed horizontally, the adjustment On the left and right sides of the lower hole front and rear shaft bars of the left and right tongs, respectively, the shaft holes are formed are respectively coupled, the rear inner surface of the adjustment hole is the elastic side by the spring to the adjustment hole side by a cover having an adjustment screw and a screw hole The control box having a fixed wedge moved And a bearing having a bearing hole on an upper surface of the lower side of the center of the adjusting hole, and a front and rear prevention piece having a shaft supporting protrusion protruding from the bearing.

머리부와 볼트부를 갖는 볼트형상으로 상기 머리부는 상기 조절장공을 통해 외부로 돌출되되 외주연에는 상기 고정쐐기에 의해 걸림고정되는 걸림홈이 형성되고, 상기 볼트부 중심에는 상기 축지지돌부에 의해 감싸여 회동지지되는 지지부가 형성되되 지지부 상하부로는 상하측나사부가 서로 반대방향으로 각각 형성되며, 볼트부 하단 중심에는 상기 축받이공에 삽입되어 축지지되는 축돌기가 형성되는 집게바작동나사와;The head part has a bolt shape with a bolt portion protruding to the outside through the adjustment hole, the outer periphery is formed with a locking groove is fixed by the fixing wedge, the center of the bolt portion is wrapped by the shaft support protrusion A support part which is rotated and supported by the support part, and the upper and lower parts of the support part are formed in opposite directions, respectively, and a tong bar operating screw having a shaft protrusion inserted into the bearing hole at the center of the bolt part to be axially supported;

상기 전후방지지편 내부 좌우측에 각각 축결합되는 기어체로, 상기 좌우측집게바의 외측기어부와 상기 집게바작동나사 볼트부의 상하측나사부와 각각 좌우측에서 기어결합되어 상기 집게바작동나사의 회동시 이에 연동되어 상기 좌우측집게바의 탄성판으로 2차측 저압케이블 연결단자를 고정지지하고, 상기 집게바작동나사의 역회동시 이에 연동되어 상기 좌우측집게바를 2차측 저압케이블 연결단자에서 분리시키는 좌우측연동기어를 구비하는 특징이 있다.The gear body is axially coupled to each of the left and right inside the front and rear prevention pieces, the gears of the outer gear of the left and right side tongs bar and the upper and lower screw portions of the tongs bar operation screw bolt, respectively, is geared to the left and right sides, and interlocked to the forceps bar operation screw when rotating. It is provided with a left and right interlocking gear to hold the secondary low-voltage cable connecting terminal fixed to the elastic plate of the left and right side clamping bar, and to interlock with the tong bar operation screw to separate the left and right side clamping bar from the secondary low-voltage cable connecting terminal. There is a characteristic.

이와 같이, 본 고안은 무정전 상태로 변압기 교체시 2차측 저압케이블을 접속 상태로 분리하되, 상기 저압케이블이 연결된 연결단자가 2차측 부싱과 분리형으로 연결되어 저압 케이블의 연결단자를 접속 및 클램핑한 상태에서 간단한 구조로 보다 효과적으로 분리함으로서 안전성 및 작업성을 극대화시킬 수 있는 효과가 있다.As described above, the present invention is to disconnect the secondary low voltage cable in the uninterrupted state when the transformer is replaced, but the low voltage cable is connected to the secondary side bushing and the detachable type connected to the low voltage cable connected and clamped state By separating more effectively into a simple structure in the effect is to maximize the safety and workability.

본 고안은 상술한 특정의 바람직한 실시 예에 한정되지 아니하며, 청구범위에서 청구하는 본 고안의 요지를 벗어남이 없이 당해 고안이 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 any person having ordinary skill in the art to which the present invention pertains may make various modifications without departing from the gist of the present invention claimed in the claims. Of course, such changes will fall within the scope of the claims.

이하, 본 고안을 첨부된 도면에 의해 보다 상세하게 설명하면 다음과 같다.Hereinafter, the present invention in more detail by the accompanying drawings as follows.

도 1은 본 고안 일 실시 예인 지상변압기의 저압케이블 분리용 집게형 접속장치의 모습을 보인 사시도이고, 도 2는 본 고안 일 실시 예인 지상변압기의 저압케이블 분리용 집게형 접속장치의 체결모습을 보인 분리 사시도이며, 도 3은 본 고안 일 실시 예인 지상변압기의 저압케이블 분리용 집게형 접속장치의 모습을 보인 정단면도이고, 도 4는 본 고안 일 실시 예인 지상변압기의 저압케이블 분리용 집게형 접속장치의 작동상태를 보인 사용상태 정단면도이다.1 is a perspective view showing a state of a low voltage cable tongs type connecting device of the ground transformer according to an embodiment of the present invention, Figure 2 is a fastening of the low voltage cable tongs type connection device of the ground transformer according to an embodiment of the present invention 3 is an exploded perspective view, and FIG. 3 is a front sectional view showing a state of a low voltage cable separating forceps of the ground transformer according to an embodiment of the present invention, and FIG. 4 is a low force cable separating forceps of the ground transformer according to an embodiment of the present invention. This is a sectional view showing the operating condition of the used state.

참고로 본 고안을 설명함에 있어 관련된 공지 기능 또는 구성에 대한 구체적인 설명이 본 고안의 요지를 불필요하게 흐릴 수 있다고 판단될 경우에는 그 상세 한 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 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 고안의 지상변압기의 저압케이블 분리용 집게형 접속장치는, 지상변압기(도시않음)의 교체를 위해 2차측 저압케이블(도시않음)의 연결단자(50)를 부싱에서 접속 상태로 분리하는 지상변압기의 저압케이블 분리용 접속장치로, 집게바작동나사(30)의 회동에 의해 2차측 저압케이블의 연결단자(50)에 고정지지되는 좌우측집게바(10,10a)와, 좌우측집게바(10,10a)와 집게바작동나사(30)를 축지지하는 전후방지지편(20,20a)과, 좌우측집게바(10,10a)를 작동시키는 집게바작동나사(30)와, 집게바작동나사(30)와 좌우측집게바(10,10a)를 연동되게 기어결합시키는 좌우측연동기어(40,40a)로 구성된다.Clamp-type connecting device for low voltage cable separation of the ground transformer of the present invention, the ground transformer for separating the connection terminal 50 of the secondary low voltage cable (not shown) in the bushing state for replacement of the ground transformer (not shown) Connection device for disconnecting the low pressure cable of the left and right clamp pins (10, 10a) and the left and right clamp pins (10, 10) which are fixed to the connecting terminal (50) of the secondary low voltage cable by the rotation of the forceps operating screw (30). 10a) and the front and rear prevention pieces 20, 20a for axially supporting the forceps bar operating screw 30, the forceps bar operating screw 30 for operating the left and right side tongs bars 10, 10a, and the forceps bar operating screw 30 ) And the left and right interlocking gears (40, 40a) for gear coupling to the left and right side clamp bar (10, 10a).

상기 좌우측집게바(10,10a)는 상기 2차측 저압케이블 연결단자(50)의 좌우측에 각각 위치된 호형상의 바로 상기 2차측 저압케이블 연결단자(50)와 면접되는 내측면에는 고무재질의 탄성판(11)이 억지끼움되는 끼움바(11a)가 삽입되는 끼움공(11b)이 형성되고, 상단 중심에는 전후방측으로 전후방축바(12,12a)가 각각 돌출되며, 상단 외주연은 상기 전후방축바(12,12a)를 축으로 원형을 이루되 외측기어부(13)가 형성된다. The left and right side clamp bars (10, 10a) is an elastic material of the rubber material on the inner surface of the secondary side low pressure cable connecting terminal 50, which is immediately arc-shaped, respectively located on the left and right sides of the secondary low-voltage cable connecting terminal 50 A fitting hole 11b into which the fitting bar 11a into which the plate 11 is inserted is inserted is formed, and front and rear axle bars 12 and 12a protrude from the front and rear sides, respectively, and the upper outer circumference is the front and rear axle bars ( 12, 12a is formed in an axis with an outer gear portion 13 is formed.

상기 전후방지지편(20,20a)은 전후방으로 양분되어 상기 좌우측집게 바(10,10a)를 좌우측에 각각 축결합시키는 판체로 상단부 내측면 상하부에는 상하면을 감싸는 상하부절연재(23,23a) 중심측의 내측걸림돌부(23b,23c)가 각각 삽입되어 걸림고정되는 상하부걸림장홈(22,22a)을 갖는 체결돌부(21)가 각각 형성되되 좌우측단에 체결볼트(24a)가 각각 체결고정되는 볼트공(24)이 각각 형성되며, 상기 체결돌부(21) 하부 전후방에는 좌우측으로 관통장공(25)이 각각 형성되고, 상기 관통장공(25) 하부 전후방에는 좌우측으로 수평을 이루는 조절장공(26)이 각각 형성되며, 상기 조절장공(26) 하부 전후방 좌우측에는 상기 좌우측집게바(10,10a)의 전후방축바(12,12a)가 각각 축결합되는 축공(27,27a)이 각각 형성되고, 상기 조절장공(26)의 후방 내측면 우측에는 조절장공(26) 측으로 스프링(28c)에 의해 탄성되고 조절나사(28b)와 나사공(28e)을 갖는 커버(28d)에 의해 이동되는 고정쐐기(28a)를 갖는 조절박스(28)가 형성되며, 상기 조절장공(26) 중심측 하부에는 상면에 축받이공(29a)을 갖는 축받이(29)가 형성되고, 축받이(29) 상측에는 축지지돌부(29b)가 돌출된다. The front and rear prevention pieces (20, 20a) is divided into the front and rear, the plate body for axially coupling the left and right side clamp bar (10, 10a) to the left and right, respectively, on the upper and lower side upper and lower portions of the upper and lower insulating material (23, 23a) of the center side Bolting holes (21) having fastening protrusions (21) having upper and lower catching grooves (22, 22a) to which the inner catching protrusions (23b, 23c) are inserted and fixed, respectively, are fastened and fastened to the right and left ends of the fastening bolts (24a). 24 are formed, respectively, the through holes 25 are formed in the left and right sides before and after the lower fastening protrusions 21, respectively, and the adjusting holes 26 are formed in the left and right sides of the through holes 25 and horizontally, respectively. The rear and rear left and right sides of the adjustment hole 26, the shaft hole (27, 27a) is formed, respectively, the front and rear shaft bars (12, 12a) of the left and right tongs (10, 10a) are coupled, respectively, the control hole (26) On the rear medial right side of the An adjustment box 28 is formed having a fixed wedge 28a which is elastic by the spring 28c and moved by a cover 28d having an adjustment screw 28b and a screw hole 28e. ) The bearing 29 having a bearing hole 29a is formed on the upper side of the center side, and the shaft supporting protrusion 29b protrudes above the bearing 29.

상기 집게바작동나사(30)는 머리부(31)와 볼트부(32)를 갖는 볼트형상으로 상기 머리부(31)는 상기 조절장공(26)을 통해 외부로 돌출되되 외주연에는 상기 고정쐐기(28a)에 의해 걸림고정되는 걸림홈(31a)이 형성되고, 상기 볼트부(32) 중심에는 상기 축지지돌부(29b)에 의해 감싸여 회동지지되는 지지부(32a)가 형성되되 지지부(32a) 상하부로는 상하측나사부(33,33a)가 서로 반대방향으로 각각 형성되며, 볼트부(32) 하단 중심에는 상기 축받이공(29a)에 삽입되어 축지지되는 축돌기(34)가 형성된다. The forceps bar operation screw 30 is a bolt shape having a head 31 and a bolt 32, the head 31 is protruded to the outside through the adjustment hole 26, the fixed wedge A locking groove 31a which is locked by the 28a is formed, and a support part 32a which is wrapped by the shaft support protrusion 29b and is pivotally supported is formed at the center of the bolt part 32, and is supported by the support part 32a. The upper and lower parts of the upper and lower screw parts 33 and 33a are formed in opposite directions, respectively, and a shaft protrusion 34 is inserted into the bearing hole 29a and supported by the lower end of the bolt part 32.

상기 좌우측연동기어(40,40a)는 상기 전후방지지편(20,20a) 내부 좌우측에 각각 축결합되는 기어체로, 상기 좌우측집게바(10,10a)의 외측기어부(13)와 상기 집게바작동나사(30) 볼트부(32)의 상하측나사부(33,33a)와 각각 좌우측에서 기어결합되어 상기 집게바작동나사(30)의 회동시 이에 연동되어 상기 좌우측집게바(10,10a)의 탄성판(11)으로 2차측 저압케이블 연결단자(50)를 고정지지하고, 상기 집게바작동나사(30)의 역회동시 이에 연동되어 상기 좌우측집게바(10,10a)를 2차측 저압케이블 연결단자(50)에서 분리시킨다. The left and right interlocking gears 40 and 40a are gear bodies that are axially coupled to the left and right sides of the front and rear prevention pieces 20 and 20a, respectively, and the outer gear 13 and the tong bar operation of the left and right tongs 10 and 10a are operated. The screw 30 is coupled to the upper and lower screw portions 33 and 33a of the bolt portion 32 at the left and right sides, respectively, so that the elastic force of the left and right side clamp bars 10 and 10a is interlocked with each other when the forceps bar operation screw 30 is rotated. The secondary side low pressure cable connecting terminal 50 is fixedly supported by a plate 11 and interlocked with the left and right side forceps bars 10 and 10a when the reverse force of the forceps operating screw 30 is reversed. Separate at 50.

이와 같은 본 고안은, 조절나사(28b)를 돌려 집게바작동나사(30)의 회동을 가능하게 한 상태에서 전후방지지편(20,20a)의 조절장공(16)을 통해 외부로 돌출된 집게바작동나사(30)의 머리부(31) 걸림홈(31a)으로 돌려 회동시키면 좌우측연골기어(40,40a)에 의해 좌우측집게바(10,10a)는 전후방축바(12,12a)를 축으로 회동되어 2차측 저압케이블 연결단자(50) 외주연에 분리된다.The present invention as described above, the tong bar protruding to the outside through the adjusting long hole 16 of the front and rear prevention pieces (20, 20a) in the state enabling the rotation of the forceps bar operating screw (30) by turning the adjustment screw (28b). When rotating by turning to the locking groove 31a of the head 31 of the operating screw 30, the left and right tong bar 10, 10a is rotated about the front and rear shaft bars 12, 12a by the left and right cartilage gears 40, 40a. And is separated on the outer circumference of the secondary low voltage cable connection terminal 50.

이와는 반대방향으로 집게바작동나사(30)를 역회동시켜 좌우측집게바(10,10a)로 2차측 저압케이블 연결단자(50) 외주연에 완강히 고정시킨 상태에서 조절나사(28b)를 돌려 고정쐐기(28a)로 집게바작동나사(30)를 완강히 고정시켜 풀림을 방지한 상태에서 전후방지지편(20,20a)의 상하부절연재(23,23a)를 잡고서 전후방지지편(20,20a)을 회동시킴으로써 2차측 저압케이블 연결단자(50)를 집게형 접속구에 의해 완강히 클램핑한 상태로 효과적으로 분리함으로써 안정성 및 작업성을 극대화시킨다.Reversely rotate the tong bar operation screw 30 in the opposite direction, and fix the wedge by adjusting the adjustment screw 28b with the left and right side clamp bars 10 and 10a firmly fixed to the outer circumference of the secondary low-voltage cable connecting terminal 50. (28a) by holding the upper and lower insulating members (23, 23a) of the front and rear prevention pieces (20, 20a) while rotating the forceps bar operating screw (30) firmly to prevent loosening by rotating the front and rear pieces (20, 20a) The secondary low-voltage cable connecting terminal 50 is effectively separated in the clamped state by a clamp-type connection port to maximize stability and workability.

도 1은 본 고안 일 실시 예인 지상변압기의 저압케이블 분리용 집게형 접속장치의 모습을 보인 사시도, 1 is a perspective view showing a state of a clamp-type connecting device for low voltage cable separation of the ground transformer according to an embodiment of the present invention;

도 2는 본 고안 일 실시 예인 지상변압기의 저압케이블 분리용 집게형 접속장치의 체결모습을 보인 분리 사시도, Figure 2 is an exploded perspective view showing the fastening of the clamp-type connecting device for separating the low voltage cable of the ground transformer according to an embodiment of the present invention,

도 3은 본 고안 일 실시 예인 지상변압기의 저압케이블 분리용 집게형 접속장치의 모습을 보인 정단면도, Figure 3 is a front sectional view showing a state of the forceps-type connecting device for separating the low voltage cable of the ground transformer is an embodiment of the present invention,

도 4는 본 고안 일 실시 예인 지상변압기의 저압케이블 분리용 집게형 접속장치의 작동상태를 보인 사용상태 정단면도.Figure 4 is a front cross-sectional view showing the operating state of the tongs type connection device for separating the low voltage cable of the ground transformer of 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 : 좌우측집게바 11 : 탄성판10,10a: left and right tong bar 11: elastic plate

11a : 끼움바 11b : 끼움공11a: fitted bar 11b: fitted ball

12,12a : 전후방축바 13 : 외측기어부12,12a: Front and rear axle bar 13: Outer gear part

20,20a : 전후방지지편 21 : 체결돌부20,20a: before and after prevention piece 21: fastening protrusion

22,22a : 상하부걸림장홈 23,23a : 상하부절연재22,22a: upper and lower catching grooves 23,23a: upper and lower insulating materials

23b,23c : 내측걸림돌부 24 : 볼트공23b, 23c: inner locking protrusion 24: bolt hole

24a : 체결볼트 25 : 관통장공24a: Tightening bolt 25: Through hole

26 : 조절장공 27,27a : 축공26: adjustment hole 27,27a: shaft hole

28 : 조절박스 28a : 고정쐐기28: control box 28a: fixed wedge

28b : 조절나사 28c : 스프링28b: Adjustment screw 28c: Spring

28d : 커버 28e : 나사공28d: cover 28e: screw hole

29 : 축받이 29a : 축받이공29: bearing bearing 29a: bearing bearing

29b : 축지지돌부29b: shaft support protrusion

30 : 집게바작동나사 31 : 머리부30: tong bar operating screw 31: head

31a : 걸림홈 32 : 볼트부31a: locking groove 32: bolt portion

32a : 지지부 33,33a : 상하측나사부32a: Support part 33,33a: Upper and lower thread part

34 : 축돌기34: spinneret

40,40a : 좌우측연동기어40,40a: Left and right interlocking gear

50 : 2차측 저압케이블 연결단자50: Secondary low voltage cable connection terminal

Claims (1)

지상변압기의 교체를 위해 2차측 저압케이블의 연결단자(50)를 부싱에서 접속 상태로 분리하는 지상변압기의 저압케이블 분리용 접속장치에 있어서;In the connection device for low voltage cable disconnection of the ground transformer for separating the connection terminal 50 of the secondary low voltage cable in the bushing state for replacement of the ground transformer; 상기 2차측 저압케이블 연결단자(50)의 좌우측에 각각 위치된 호형상의 바로 상기 2차측 저압케이블 연결단자(50)와 면접되는 내측면에는 고무재질의 탄성판(11)이 억지끼움되는 끼움바(11a)가 삽입되는 끼움공(11b)이 형성되고, 상단 중심에는 전후방측으로 전후방축바(12,12a)가 각각 돌출되며, 상단 외주연은 상기 전후방축바(12,12a)를 축으로 원형을 이루되 외측기어부(13)가 형성되는 좌우측집게바(10,10a)와;An inner side of the secondary low voltage cable connecting terminal 50, the inner side of the arc-shaped right side of the low-voltage cable connecting terminal 50, which is positioned on the left and right sides of the fitting bar is fitted with a rubber material 11 An insertion hole 11b into which the 11a is inserted is formed, and the front and rear shaft bars 12 and 12a protrude from the front and rear sides at the top center, respectively, and the upper outer circumference forms a circle around the front and rear shaft bars 12 and 12a. The left and right side tongs bars 10 and 10a having outer gear parts 13 formed thereon; 전후방으로 양분되어 상기 좌우측집게바(10,10a)를 좌우측에 각각 축결합시키는 판체로 상단부 내측면 상하부에는 상하면을 감싸는 상하부절연재(23,23a) 중심측의 내측걸림돌부(23b,23c)가 각각 삽입되어 걸림고정되는 상하부걸림장홈(22,22a)을 갖는 체결돌부(21)가 각각 형성되되 좌우측단에 체결볼트(24a)가 각각 체결고정되는 볼트공(24)이 각각 형성되며, 상기 체결돌부(21) 하부 전후방에는 좌우측으로 관통장공(25)이 각각 형성되고, 상기 관통장공(25) 하부 전후방에는 좌우측으로 수평을 이루는 조절장공(26)이 각각 형성되며, 상기 조절장공(26) 하부 전후방 좌우측에는 상기 좌우측집게바(10,10a)의 전후방축바(12,12a)가 각각 축결합되는 축공(27,27a)이 각각 형성되고, 상기 조절장공(26)의 후방 내측면 우측에는 조절장공(26) 측으로 스프링(28c)에 의해 탄성되고 조절나사(28b)와 나사공(28e)을 갖는 커버(28d)에 의해 이동되는 고정쐐기(28a)를 갖는 조절박스(28)가 형성되며, 상기 조절장공(26) 중심측 하부에는 상면에 축받이공(29a)을 갖는 축받이(29)가 형성되고, 축받이(29) 상측에는 축지지돌부(29b)가 돌출되는 전후방지지편(20,20a)과;The inner locking protrusions 23b and 23c on the center of the upper and lower insulating members 23 and 23a surrounding the upper and lower surfaces are respectively formed on the upper and lower portions of the upper and lower sides of the plate body which are divided into the front and rear and axially couple the left and right side tongs bars 10 and 10a to the left and right sides, respectively. Fastening protrusions 21 having upper and lower catching grooves 22 and 22a which are inserted and locked are formed, respectively, and bolt holes 24 which are fastened and fastened to each of the fastening bolts 24a are formed at left and right ends, respectively. (21) the front and rear holes 25 are formed in the left and right sides, respectively, and the rear and the rear of the through holes 25, the adjustment holes 26 are formed horizontally in the left and right sides, respectively, and the front and rear bottom of the control holes 26, respectively. Shaft holes 27 and 27a are formed on the left and right sides of the front and rear shaft bars 12 and 12a of the left and right side tongs bars 10 and 10a, respectively. 26 is elasticized by a spring 28c to the side An adjustment box 28 having a fixed wedge 28a moved by a cover 28d having a cutting screw 28b and a screw hole 28e is formed, and a lower portion of the center of the adjustment slot 26 is supported on the upper surface. Bearings 29 having a ball 29a are formed, and the bearing members 20 and 20a on which bearing members 29b protrude above the bearing 29; 머리부(31)와 볼트부(32)를 갖는 볼트형상으로 상기 머리부(31)는 상기 조절장공(26)을 통해 외부로 돌출되되 외주연에는 상기 고정쐐기(28a)에 의해 걸림고정되는 걸림홈(31a)이 형성되고, 상기 볼트부(32) 중심에는 상기 축지지돌부(29b)에 의해 감싸여 회동지지되는 지지부(32a)가 형성되되 지지부(32a) 상하부로는 상하측나사부(33,33a)가 서로 반대방향으로 각각 형성되며, 볼트부(32) 하단 중심에는 상기 축받이공(29a)에 삽입되어 축지지되는 축돌기(34)가 형성되는 집게바작동나사(30)와;The head portion 31 is a bolt shape having a head portion 31 and the bolt portion 32 is projected to the outside through the adjustment hole 26, the outer peripheral edge of the locking is fixed by the fixing wedge (28a) A groove 31a is formed, and a support part 32a is formed at the center of the bolt part 32 by being wrapped by the axial support protrusion 29b to be pivotally supported, and the upper and lower screw parts 33 are formed as upper and lower parts of the support part 32a. 33a) are respectively formed in opposite directions to each other, the tong bar operating screw 30 is formed in the center of the lower end of the bolt portion 32 is formed with a shaft projection (34) is inserted into the bearing hole (29a) shaft support; 상기 전후방지지편(20,20a) 내부 좌우측에 각각 축결합되는 기어체로, 상기 좌우측집게바(10,10a)의 외측기어부(13)와 상기 집게바작동나사(30) 볼트부(32)의 상하측나사부(33,33a)와 각각 좌우측에서 기어결합되어 상기 집게바작동나사(30)의 회동시 이에 연동되어 상기 좌우측집게바(10,10a)의 탄성판(11)으로 2차측 저압케이블 연결단자(50)를 고정지지하고, 상기 집게바작동나사(30)의 역회동시 이에 연동되어 상기 좌우측집게바(10,10a)를 2차측 저압케이블 연결단자(50)에서 분리시키는 좌우측연동기어(40,40a)를 구비하는 지상변압기의 저압케이블 분리용 집게형 접속장치.The gear body is axially coupled to the left and right sides inside the front and rear prevention pieces (20, 20a), respectively, the outer gear 13 of the left and right tongs (10, 10a) and the bolt portion (32) of the forceps bar operation screw (30) Gears are coupled to the upper and lower screw parts 33 and 33a at the left and right sides, respectively, and are connected to the forceps when the tong bar operation screw 30 is rotated, and the secondary low voltage cable is connected to the elastic plates 11 of the left and right tong bars 10 and 10a. The left and right interlocking gears which hold the terminal 50 and interlock with each other when the forceps bar operating screw 30 is reversely rotated to separate the left and right side tongs bars 10 and 10a from the secondary low voltage cable connecting terminal 50. Clamp type connecting device for separating the low voltage cable of the ground transformer having a 40, 40a).
KR2020080009653U 2008-07-21 2008-07-21 Clamp-type connection device for separating low voltage cable of ground transformer Expired - Fee Related KR200442100Y1 (en)

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KR2020080009653U KR200442100Y1 (en) 2008-07-21 2008-07-21 Clamp-type connection device for separating low voltage cable of ground transformer

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Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100882790B1 (en) 2008-11-10 2009-02-09 대한전기감리(주) Clamp-type connection device for separating low voltage cable of ground transformer
KR200445376Y1 (en) 2009-04-23 2009-07-30 (유)전일기술단 Clamp type connector for separating low voltage cable of transformer
KR101147027B1 (en) 2012-02-08 2012-05-17 (주)혜광전기감리 Connector of special high voltage transformer for transmitting with long term
WO2012003401A3 (en) * 2010-06-30 2012-05-24 Reconrobotics, Inc. Combat surveillance system
KR101266760B1 (en) 2012-02-10 2013-05-28 주식회사 니프코코리아 A multi clip for wires
KR101334078B1 (en) * 2013-01-08 2013-11-28 (주)호명기술단 Nipper device for separation low-voltage cable of transformer
CN105703097A (en) * 2016-01-27 2016-06-22 国网浙江宁波市鄞州区供电公司 A ground wire assembly
KR101820911B1 (en) 2016-06-24 2018-01-22 한전케이디엔주식회사 Voltage terminal of probe for ground mounted distribution transformer
KR101875201B1 (en) 2016-11-25 2018-07-05 주식회사 대유홀딩스 Fixing apparatus for automotive headrest
KR102158588B1 (en) * 2020-04-28 2020-09-22 (주)명광엔지니어링건축사사무소 Fix device for commnication cable of building
CN114465157A (en) * 2022-03-15 2022-05-10 刘奕君 Clip and installation tool for preventing foreign objects from sliding along power lines
KR20230111832A (en) * 2022-01-19 2023-07-26 한국전력공사 A portable error tester for voltage cable connector

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100882790B1 (en) 2008-11-10 2009-02-09 대한전기감리(주) Clamp-type connection device for separating low voltage cable of ground transformer
KR200445376Y1 (en) 2009-04-23 2009-07-30 (유)전일기술단 Clamp type connector for separating low voltage cable of transformer
WO2012003401A3 (en) * 2010-06-30 2012-05-24 Reconrobotics, Inc. Combat surveillance system
US8505230B2 (en) 2010-06-30 2013-08-13 Reconrobotics, Inc. Robot mounting device
KR101147027B1 (en) 2012-02-08 2012-05-17 (주)혜광전기감리 Connector of special high voltage transformer for transmitting with long term
KR101266760B1 (en) 2012-02-10 2013-05-28 주식회사 니프코코리아 A multi clip for wires
KR101334078B1 (en) * 2013-01-08 2013-11-28 (주)호명기술단 Nipper device for separation low-voltage cable of transformer
CN105703097A (en) * 2016-01-27 2016-06-22 国网浙江宁波市鄞州区供电公司 A ground wire assembly
KR101820911B1 (en) 2016-06-24 2018-01-22 한전케이디엔주식회사 Voltage terminal of probe for ground mounted distribution transformer
KR101875201B1 (en) 2016-11-25 2018-07-05 주식회사 대유홀딩스 Fixing apparatus for automotive headrest
KR102158588B1 (en) * 2020-04-28 2020-09-22 (주)명광엔지니어링건축사사무소 Fix device for commnication cable of building
KR20230111832A (en) * 2022-01-19 2023-07-26 한국전력공사 A portable error tester for voltage cable connector
KR102624122B1 (en) 2022-01-19 2024-01-12 한국전력공사 A portable error tester for voltage cable connector
CN114465157A (en) * 2022-03-15 2022-05-10 刘奕君 Clip and installation tool for preventing foreign objects from sliding along power lines

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