KR101000950B1 - Electric power distribution line of insulator - Google Patents

Electric power distribution line of insulator Download PDF

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Publication number
KR101000950B1
KR101000950B1 KR1020100085914A KR20100085914A KR101000950B1 KR 101000950 B1 KR101000950 B1 KR 101000950B1 KR 1020100085914 A KR1020100085914 A KR 1020100085914A KR 20100085914 A KR20100085914 A KR 20100085914A KR 101000950 B1 KR101000950 B1 KR 101000950B1
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South Korea
Prior art keywords
distribution line
insulator
insulator body
auxiliary tank
insulating oil
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KR1020100085914A
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Korean (ko)
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정순자
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(주) 나우엔지니어링
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B17/00—Insulators or insulating bodies characterised by their form
    • H01B17/02—Suspension insulators; Strain insulators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B17/00—Insulators or insulating bodies characterised by their form
    • H01B17/02—Suspension insulators; Strain insulators
    • H01B17/04—Chains; Multiple chains
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B17/00—Insulators or insulating bodies characterised by their form
    • H01B17/02—Suspension insulators; Strain insulators
    • H01B17/06—Fastening of insulator to support, to conductor, or to adjoining insulator
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
    • H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G7/00—Overhead installations of electric lines or cables
    • H02G7/05—Suspension arrangements or devices for electric cables or lines
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G7/00—Overhead installations of electric lines or cables
    • H02G7/14—Arrangements or devices for damping mechanical oscillations of lines, e.g. for reducing production of sound

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Abstract

PURPOSE: An insulator of a distribution line is provided to absorb the vibration of the distribution line due to wind by filing insulating oil in an insulator body. CONSTITUTION: Both ends of an insulator body(10) are connected to a pylon and a distribution line by a distribution line guiding member and a fixing bolt. An insulator body has a first receiver and a first passage. Inner and outer support rings(20a,20b) support the insulator body. A sub tank(30) is connected to the first passage of the insulator body. A control valve(40) is arranged between the insulator body and the sub tank to control the flux of the flow rate. Insulating oil(50) is injected into the insulator body and the sub tank to absorb the external impact.

Description

특고압 전기 배전선 절연애자{Electric Power Distribution Line Of Insulator}Electric Power Distribution Line Of Insulator

본 발명은 바람 등에 의해 배전선이 요동치는 것을 감쇄시키고 충격을 흡수할 수 있도록 된 새로운 구조의 특고압 전기 배전선 절연애자에 관한 것이다.
The present invention relates to a new high-voltage electrical distribution line insulator of a new structure that can reduce the fluctuation of the distribution line by the wind or the like and absorb the impact.

일반적으로, 특고압의 전기를 공급하는 특고압 전기 배전선은 도 1에 도시한 바와 같이, 절연애자(A)에 의해 철탑(2)에 연결되어 지면으로부터 높은 위치를 통과하도록 지지된다.In general, an extra-high voltage electric distribution line for supplying electricity of extra-high pressure is connected to the pylon 2 by an insulator A, and is supported to pass through a high position from the ground as shown in FIG. 1.

한편, 이러한 배전선(1)은 산과 같이, 사람이 살지 않는 지역을 통과하도록 설치하게 되어, 바람에 의해 배전선(1)이 요동치는 경우가 자주 발생되었다.On the other hand, such a distribution line (1) is installed so as to pass through the area where people do not live, such as mountains, and the distribution line (1) is often caused by the wind.

그런데, 이러한 배전선(1)을 철탑(2)에 연결하는 절연애자(A)는 탄성이 없는 도기재질로 구성되어 배전선(1)이 요동쳐 발생하는 진동을 흡수할 수 없는 문제가 있는데, 이로 인해, 진동이나 충격에 발생할 경우 절연애자(A) 자체가 손상되거나 절연애자(A)와 배전선(1)의 연결부가 손상되는 문제가 빈번히 발생하였다.By the way, the insulator insulator (A) connecting the power distribution line (1) to the steel tower (2) is composed of a non-elastic ceramic material, there is a problem that can not absorb the vibration generated by the distribution line (1) swing, due to this When the vibration or shock occurs, the insulation insulator (A) itself is damaged or the connection between the insulation insulator (A) and the distribution line (1) frequently occurs.

특히, 배전선(1)의 요동을 감쇄시키지 못함에 따라 배전선(1)이 공진하게 되고, 이에 따라 진동 및 충격이 점차 증가되어 절연애자(A)나 배전선(1), 심하게는 철탑(2) 자체가 손상되는 문제가 발생하는 바, 이러한 문제를 해소하기 위한 연구가 활발히 진행 중이였다.
In particular, as the fluctuation of the distribution line 1 is not attenuated, the distribution line 1 resonates, and vibration and shock are gradually increased, thereby increasing the insulation insulator A, the distribution line 1, and the steel tower 2 itself. There is a problem that is damaged, and research to solve this problem was actively in progress.

본 발명은 상기의 문제점을 해결하기 위한 것으로서, 바람 등에 의해 배전선이 요동치는 것을 감쇄시키고 충격을 흡수할 수 있도록 된 새로운 구조의 특고압 전기 배전선 절연애자를 제공함에 그 목적이 있다.
SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and an object of the present invention is to provide a new high-voltage electrical distribution line insulator having a new structure that can attenuate the fluctuation of the distribution line by the wind or the like and absorb the impact.

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

내부에 마련되는 제1수용부와, 일단이 제1수용부와 연통되고 타단이 외향으로 개구되는 제1유로를 갖추고서, 양측 단부가 각각 고정볼트와 배전선안내부재를 매개로 철탑과 배전선에 연결되어 배전선의 요동에 의한 충격을 수용할 수 있도록 길이방향으로 신축되며, 둘레가 다수의 주름으로 이루어진 원통형상의 고무재질을 갖는 애자본체와;It has a first accommodating part provided inside, and a first flow path having one end communicating with the first accommodating part and the other end opening outward, and both ends thereof are connected to the steel tower and the distribution line through the fixing bolt and the distribution line guide member, respectively. An agile body having a cylindrical rubber material that is stretched in the longitudinal direction to accommodate impacts caused by fluctuations of the distribution line, and has a pleat in the circumference thereof;

애자본체의 내주면과 외주면의 주름에 각각 고정되어 애자본체를 지지하는 내부지지링체 및 외부지지링체와;An inner support ring body and an outer support ring body fixed to the pleats of the inner circumferential surface and the outer circumferential surface of the insulator body to support the insulator body;

내부에 외부와 연통되는 제2수용부를 갖추고서, 애자본체의 상부에 배치되어 유체가 상호 소통할 수 있도록 제1유로와 연결되는 고무재질의 보조탱크와;An auxiliary tank made of a rubber material having a second accommodating portion communicating with the outside therein and disposed at an upper portion of the insulator body and connected to the first flow path to allow fluids to communicate with each other;

애자본체와 보조탱크 사이에 배치되어 유량 및 유속을 조절하는 조절밸브와;A control valve disposed between the insulator body and the auxiliary tank to adjust a flow rate and a flow rate;

애자본체와 보조탱크의 내부에 주입되어 외부충격을 흡수하는 절연오일을 포함하는 것을 특징으로 한다.
It is characterized in that it comprises an insulating oil injected into the insulator body and the auxiliary tank to absorb the external shock.

본 발명에 따르면, 탄성이 있는 절연체인 고무재질로 구성된 애자본체의 내부에 절연오일이 충진되어, 견고하게 배전선을 지지할 수 있으며, 바람 등에 의해 배전선이 요동칠 경우, 애자본체가 변형되어 공간부의 체적이 변형되며, 이에 따라 절연오일이 제1유로를 통해 애자본체와 보조탱크의 사이를 왕복하면서 진동을 흡수한다. 따라서, 배전선이 요동칠 때 발생하는 진동이나 충격에 의해 애자본체 또는 애자본체와 배전선의 연결부위가 손상되거나, 철탑이 손상되는 것을 방지할 수 있다.
According to the present invention, the insulating oil is filled inside the insulator body made of a rubber material, which is an elastic insulator, so that the distribution line can be firmly supported. When the distribution line is shaken by wind or the like, the insulator body is deformed and The volume is deformed, so that the insulating oil absorbs vibration while reciprocating between the insulator body and the auxiliary tank through the first passage. Therefore, it is possible to prevent the insulator body, the insulator body and the connection portion between the insulator body and the distribution line from being damaged or the steel tower by the vibration or shock generated when the distribution line swings.

도 1은 종래의 배전선 연결구조를 도시한 참고도.
도 2는 본 발명에 따른 특고압 전선 배전선 절연애자를 도시한 측면도.
도 3은 본 발명에 따른 특고압 전선 배전선 절연애자를 도시한 측단면도.1 is a reference diagram showing a conventional distribution line connection structure.
Figure 2 is a side view showing the insulated insulated wire voltage of the high voltage wire according to the present invention.
Figure 3 is a side cross-sectional view showing a high voltage wire distribution line insulator in accordance with the present invention.

이하, 바람직한 실시 예가 도시된 도면에 의거하여 본 발명을 상세히 설명한다.Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

도 2 및 도 3은 본 발명에 따른 특고압 전선 배전 절연애자를 도시한 것으로, 양단이 철탑(2)과 배전선(1)에 각각 연결되어, 배전선(1)이 철탑(2)에 의해 지지되도록 하는 것은 종래와 동일하다.
2 and 3 illustrate the extra-high voltage wire distribution insulator according to the present invention, both ends of which are respectively connected to the pylon 2 and the distribution line 1 so that the distribution line 1 is supported by the pylon 2. It is the same as before.

본 발명에 따르면, 상기 절연애자는, 애자본체(10)와, 내·외부지지링체(20a,20b) 및 보조탱크(30), 조절밸브(40), 절연오일(50)로 구성된다.
According to the present invention, the insulator is composed of the insulator body 10, the inner and outer support ring bodies 20a and 20b, the auxiliary tank 30, the control valve 40 and the insulating oil 50.

상기 애자본체(10)는, 내부에 마련되는 제1수용부(11)와, 일단이 수용부(11)와 연통되고 타단이 외향으로 개구되는 제1유로(12)를 갖추고서, 양측 단부가 각각 고정볼트(B)와 배전선안내부재(G)를 매개로 철탑(2)과 배전선(1)에 연결되어 배전선(1)의 요동에 의한 충격을 수용할 수 있도록 길이방향으로 신축되며, 둘레가 다수의 주름(13)으로 이루어진 원통형상의 고무재질로 구성된다. The insulator body 10 has a first accommodating portion 11 provided therein and a first flow passage 12 having one end communicating with the accommodating portion 11 and the other end opened outward, It is connected to the steel tower (2) and the distribution line (1) via the fixing bolt (B) and the distribution line guide member (G), respectively, and stretched in the longitudinal direction to accommodate the impact caused by the fluctuation of the distribution line (1), It is composed of a cylindrical rubber material consisting of a plurality of pleats (13).

이를 자세히 설명하면, 상기 애자본체(10)는, 절연체이면서 탄성이 있는 고무를 일측으로 길고 내부에 공간부가 형성된 원통형상으로 성형하여 제작된 것으로, 둘레면 즉, 둘레부의 내외주면에는 자바라 형태의 주름(13)이 원주방향으로 형성되어 길이방향으로 신축되거나 상하좌우방향으로 휘도록 변형될 수 있도록 구성된다. In detail, the insulator body 10 is an insulator and is manufactured by molding a rubber having elasticity to one side and having a cylindrical shape with a space portion formed therein. (13) is formed to be circumferentially configured to be deformed to stretch in the longitudinal direction or to bend in the up, down, left and right directions.

이때, 상기 애자본체(10)를 구성하는 고무는, 일측에 배전선안내부재(G)를 매개로 연결되는 배전선(1)의 무게와 배전선(1)이 요동칠 때 발생되는 충격을 견딜 수 있도록 충분히 높은 강도를 갖도록 만드는 것이 바람직하다.At this time, the rubber constituting the insulator body 10 is enough to withstand the weight of the distribution line (1) connected to the distribution line guide member (G) on one side and the impact generated when the distribution line (1) swings. It is desirable to make it have high strength.

또한, 상기 애자본체(10)의 기단부에는 철탑(2)의 지지프레임(2a)에 관통결합되는 고정볼트(B)가 구비되고, 선단부에는 배전선(1)이 결합되는 배전선안내부재(B)가 연결된다. In addition, the proximal end of the insulator body 10 is provided with a fixing bolt (B) to be penetrated through the support frame (2a) of the steel tower (2), the distribution line guide member (B) to which the distribution line (1) is coupled Connected.

그리고, 애자본체(10)의 기단부 일측에는 내부의 공간부와 연통되는 제1유로(14)가 형성된다.
In addition, a first flow path 14 communicating with an internal space part is formed at one side of the proximal end of the insulator body 10.

상기 내·외부지지링체(20a,20b)는, 강도가 높으면서 부도체인 엔지니어링 플라스틱을 링 형상으로 제작하여 구성된 것으로, 애자본체(10)의 내주면과 외주면의 주름(13) 부분에 고정되어, 애자본체(10)에 외력이 가해질 때 고무재질로 구성된 애자본체(10)가 찌그러지지 않고 형태를 유지한 상태에서 탄성적으로 적절히 변형되도록 지지한다.
The inner and outer support ring bodies 20a and 20b are made by manufacturing a high-strength non-conductive engineering plastic in a ring shape, and are fixed to the inner circumferential surface and the pleats 13 of the outer circumferential surface of the insulator body 10, and the insulator body When the external force is applied to (10), the insulator body 10 made of rubber material is supported so that it is appropriately elastically deformed in the state of being maintained without being crushed.

상기 보조탱크(30)는, 제1유로(14)에 연결되어 애자본체(10)가 변형될 때 제1유로(14)을 통해 애자본체(10)의 외부로 배출되는 절연오일(50)을 제2수용부(31)에 저장하거나 또는 제2수용부(31)에 저장된 절연오일(50)을 애자본체(10)의 제1수용부(11)에 공급하는 리저브탱크의 기능을 하는 것으로, 상기 애자본체(10)와 같은 고무재질로 구성되며 둘레면에는 다수개의 주름(32)이 형성된 자바라 형상으로 구성되어, 내부에 저장되는 절연오일(50)의 양에 따라 적절히 팽창 및 수축될 수 있도록 구성된다.
The auxiliary tank 30 is connected to the first flow passage 14 and the insulating oil 50 discharged to the outside of the insulator body 10 through the first flow passage 14 when the insulator body 10 is deformed. By functioning as a reserve tank stored in the second accommodating part 31 or supplying the insulating oil 50 stored in the second accommodating part 31 to the first accommodating part 11 of the insulator body 10, It is composed of a rubber material such as the agile body 10 and has a bellows shape formed on the circumferential surface of the plurality of wrinkles 32 so that it can be properly expanded and contracted according to the amount of the insulating oil 50 stored therein. It is composed.

상기 조절밸브(40)는, 보조탱크(30)와 애자본체(10)를 연결하는 제1유로(12)의 중간부에 설치되는 것으로, 작업자가 조절나사(42)를 잠그거나 풀어서 통공(41)를 개방하거나 폐쇄하므로서, 통공(41)를 따라 흐르는 절연오일(50)의 흐름이나 유속을 제어할 수 있도록 구성된다.
The control valve 40 is to be installed in the middle of the first passage 12 connecting the auxiliary tank 30 and the insulator body 10, the operator locks or loosens the adjustment screw 42 through the hole 41 By opening or closing), it is configured to control the flow or flow rate of the insulating oil 50 flowing along the through-hole 41.

상기 절연오일(50)은, 보조탱크(30)와 애자본체(10)의 내부에 공기가 남아있지 않도록 완전히 충전되어, 공기에 의해 절연파괴가 발생하지 않도록 한다. 여기서, 절연오일(50)은, 외부충격시 이를 흡수하는 역할을 한다.
The insulating oil 50 is completely filled so that air does not remain inside the auxiliary tank 30 and the insulator body 10, so that insulation breakdown does not occur by air. Here, the insulating oil 50 serves to absorb it when the external shock.

이와 같이 구성된 본 발명에 따른 특고압 전기 배전선 절연애자, 바람 등에 의해 배전선(1)이 요동칠 경우, 고무재질로 구성된 애자본체(10)가 변형되어 애자본체(10)의 내부에 마련된 제1수용부(11)의 체적이 변화되며, 이에 따라, 절연오일(50)이 내경이 좁은 제1유로(14)을 통해 애자본체(10)의 내부 또는 보조탱크(30)로 이동되면서 완충기능을 하기 때문에, 배전선(1)이 요동칠 때 발생하는 충격이나 진동을 흡수함은 물론 나아가, 배전선(1)이 공진을 일으키는 것을 방지할 수 있어, 공진에 의한 배전선(1)의 늘어짐(처짐)을 차단할 수 있다. 이때, 작업자는 조절밸브(40)의 조절나사(42)를 조작하여, 제1유로(14)을 통해 흐르는 절연오일(50)의 흐름을 제어하므로써, 절연애자의 감쇄력을 조절할 수 있다.
When the distribution line 1 swings due to the special high voltage electric distribution line insulator, the wind, etc. according to the present invention configured as described above, the insulator body 10 made of rubber material is deformed to accommodate the first accommodating body provided in the insulator body 10. The volume of the part 11 is changed, and thus, the insulating oil 50 is moved to the inside of the insulator body 10 or the auxiliary tank 30 through the first passage 14 having a narrow inner diameter, thereby providing a buffer function. Therefore, not only the shock and vibration generated when the distribution line 1 swings can be absorbed, but also the distribution line 1 can be prevented from generating resonance, and the sag (sag) of the distribution line 1 due to resonance can be prevented. Can be. At this time, the operator can control the damping force of the insulator by controlling the flow of the insulating oil 50 flowing through the first passage 14 by operating the adjusting screw 42 of the control valve 40.

상기와 같이 구성된 특고압 전기 배전선 절연애자는, 절연체인 고무재질로 구성되어 있기 때문에, 자기로 구성된 종래의 애자에 비해 절연효과가 뛰어나다.
Since the extra-high voltage electrical distribution line insulator comprised as mentioned above is comprised from the rubber material which is an insulator, it is excellent in the insulation effect compared with the conventional insulator comprised with porcelain.

또한, 상기 내·외부지지링체(20a,20b)에 의해 애자본체(10)의 각 부분이 지지되므로, 외력에 의해 애자본체(10)가 찌그러지지 않고 적절히 변형되도록 할 수 있으며, 내·외부지지링체(20a,20b)에 의해 보강된 애자본체(10)의 내부에 절연오일(50)이 충진되므로, 애자본체(10) 전체가 견고한 구조물 형태로 보강되어 배전선(1)의 무게와 배전선(1)이 요동치면서 발생하는 충격과 진동을 견딜 수 있는 특징이 있다.
In addition, since the respective parts of the insulator body 10 are supported by the inner and outer support ring bodies 20a and 20b, the insulator body 10 can be properly deformed without being crushed by an external force, and the inner and outer support members are supported. Since the insulating oil 50 is filled in the insulator body 10 reinforced by the ring bodies 20a and 20b, the entire insulator body 10 is reinforced in the form of a rigid structure so that the weight of the distribution line 1 and the distribution line 1 ) Is able to withstand the shock and vibration caused by swinging.

또한, 상기 애자본체(10)의 일측에는 제1유로(14)가 형성되고, 제1유로(14)에는 보조탱크(30)가 연결되어 애자본체(10)에 외력이 가해질 때 절연오일(50)이 제1유로(14)을 통과하면서 저항력을 발생시키고, 이에 따라 애자본체(10)가 자동차의 쇽압쇼버와 같은 완충기능을 할 수 있게 된다. 따라서, 배전선(1)이 요동칠 때 애자본체(10)가 적절히 변형되면서 진동과 충격을 흡수하고, 배전선(1)이 공진되어 진동과 충격이 증가되는 것을 방지할 수 있다.
In addition, a first flow passage 14 is formed at one side of the insulator body 10, and an auxiliary tank 30 is connected to the first flow passage 14 to insulate the oil 50 when an external force is applied to the insulator body 10. ) Passes through the first passage 14 to generate a resistance force, and thus the agile body 10 can function as a shock absorber of a vehicle. Therefore, when the distribution line 1 swings, the insulator body 10 is properly deformed to absorb vibration and shock, and the distribution line 1 is resonated to prevent the vibration and shock from increasing.

또한, 상기 애자본체(10)와 보조탱크(30)의 사이에는 조절밸브(40)가 구비되어, 제1유로(14)를 통해 흐르는 절연오일(50)의 흐름을 제어할 수 있어, 절연애자의 감쇄력을 조절할 수 있다.
In addition, between the insulator body 10 and the auxiliary tank 30 is provided with a control valve 40, it is possible to control the flow of the insulating oil 50 flowing through the first passage 14, insulated insulator The damping power of can be adjusted.

본 발명은 기재된 구체적인 실시 예에 대해서만 상세하게 설명되어 있지만, 본 발명의 기술사상범위 내에서 다양하게 변형 및 수정할 수 있음은 당업자에게 있어서 당연한 것이며, 이러한 변형 및 수정은 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 apparent 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. It is natural.

1: 배전선 10: 애자본체 20a: 내부지지링체
20b: 외부지지링체 30: 보조탱크 40: 조절밸브
50: 절연오일1: distribution line 10: insulator body 20a: inner support ring
20b: external support ring 30: auxiliary tank 40: control valve
50: insulating oil

Claims (1)

내부에 마련되는 제1수용부(11)와, 일단이 제1수용부(11)와 연통되고 타단이 외향으로 개구되는 제1유로(12)를 갖추고서, 양측 단부가 각각 고정볼트(B)와 배전선안내부재(G)를 매개로 철탑(2)과 배전선(1)에 연결되어 배전선(1)의 요동에 의한 충격을 수용할 수 있도록 길이방향으로 신축되며, 둘레가 다수의 주름(13)으로 이루어진 원통형상의 고무재질을 갖는 애자본체(10)와;
애자본체(10)의 내주면과 외주면의 주름(13)에 각각 고정되어 애자본체(10)를 지지하는 내부지지링체(20a) 및 외부지지링체(20b)와;
내부에 외부와 연통되는 제2수용부(31)를 갖추고서, 애자본체(10)의 상부에 배치되어 유체가 상호 소통할 수 있도록 제1유로(12)와 연결되는 고무재질의 보조탱크(30)와;
애자본체(10)와 보조탱크(30) 사이에 배치되어 유량 및 유속을 조절하는 조절밸브(40)와;
애자본체(10)와 보조탱크(30)의 내부에 주입되어 외부충격을 흡수하는 절연오일(50)을 포함하는 것을 특징으로 하는 특고압 전기 배전선 절연애자.


A first receiving portion 11 provided therein and a first flow passage 12 having one end communicating with the first receiving portion 11 and the other end opening outwardly, and both ends thereof are fixed with bolts B, respectively. And connected to the steel tower (2) and the distribution line (1) via the distribution line guide member (G) is stretched in the longitudinal direction to accommodate the shock caused by the fluctuation of the distribution line (1), the circumference of the plurality of wrinkles (13) An agile body 10 having a cylindrical rubber material made of;
An inner support ring body 20a and an outer support ring body 20b fixed to the pleats 13 of the inner circumferential surface and the outer circumferential surface of the insulator body 10 to support the insulator body 10;
With a second receiving portion 31 in communication with the outside therein, disposed in the upper portion of the insulator body 10, the rubber auxiliary tank 30 is connected to the first passage 12 so that fluids can communicate with each other )Wow;
A control valve 40 disposed between the insulator body 10 and the auxiliary tank 30 to adjust a flow rate and a flow rate;
The insulated body (10) and extra high voltage electrical insulated wire insulator, characterized in that it comprises an insulating oil (50) injected into the auxiliary tank (30) to absorb external shocks.


KR1020100085914A 2010-09-02 2010-09-02 Electric power distribution line of insulator KR101000950B1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101200472B1 (en) 2012-05-21 2012-11-12 주식회사 나로이엔씨 Electric power distribution line of insulator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101200472B1 (en) 2012-05-21 2012-11-12 주식회사 나로이엔씨 Electric power distribution line of insulator

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