KR20200039969A - Cable fuse - Google Patents

Cable fuse Download PDF

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Publication number
KR20200039969A
KR20200039969A KR1020180119614A KR20180119614A KR20200039969A KR 20200039969 A KR20200039969 A KR 20200039969A KR 1020180119614 A KR1020180119614 A KR 1020180119614A KR 20180119614 A KR20180119614 A KR 20180119614A KR 20200039969 A KR20200039969 A KR 20200039969A
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KR
South Korea
Prior art keywords
wire
connection terminal
elastic pressing
nut member
pressing member
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KR1020180119614A
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Korean (ko)
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장희석
이종일
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한국전력공사
이종일
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Priority to KR1020180119614A priority Critical patent/KR20200039969A/en
Publication of KR20200039969A publication Critical patent/KR20200039969A/en

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
    • H01H85/02—Details
    • H01H85/04—Fuses, i.e. expendable parts of the protective device, e.g. cartridges
    • H01H85/041—Fuses, i.e. expendable parts of the protective device, e.g. cartridges characterised by the type
    • 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
    • F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
    • F16B5/02—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of fastening members using screw-thread

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fuses (AREA)

Abstract

Disclosed is a wire fuse which, by fixing a wire in a state in which the wire is inserted into a connection terminal by a wire fixing unit, prevents a contact failure between the wire and the connection terminal to increase assembly, and is capable of easily and quickly replacing a body unit when a conductor is disconnected. The wire fuse comprises: a body unit having a conductor disconnected by an overcurrent provided therein, and connection terminals electrically connected to the conductor protruding on both sides; and a wire fixing unit coupled to the connection terminal to insert the wire into the connection terminal and fixing the wire in a state of inserting the wire into the connection terminal when being coupled to the connection terminal.

Description

전선 퓨즈{CABLE FUSE}Wire fuse {CABLE FUSE}

본 발명은 전선 퓨즈에 관한 것으로서, 더욱 상세하게는 전선고정부에 의해 전선이 접속단자에 삽입된 상태로 고정됨으로써, 전선과 접속단자의 접촉 불량을 방지하여 조립성을 향상시키고, 도체의 단선시 몸체부를 간편하고 신속하게 교체할 수 있는 전선 퓨즈에 관한 것이다.The present invention relates to a wire fuse, and more specifically, by being fixed in a state where the wire is inserted into the connection terminal by the wire fixing, to improve the assembling property by preventing poor contact between the wire and the connection terminal, and when the conductor is disconnected It relates to a wire fuse that can be easily and quickly replaced the body portion.

일반적으로, 널리 사용되고 있는 380/220V 전선 퓨즈는 도체를 내장하고 도체가 보이도록 투명체로 감싸진 몸체와 몸체의 양측에 인입선이 인입되는 접속단자로서 구성된다.In general, a widely used 380 / 220V electric wire fuse is composed of a body with a conductor and a body wrapped with a transparent body so that the conductor is visible, and a connection terminal through which lead wires are drawn on both sides of the body.

이러한 접속단자의 표면에는 각각 압착지점을 표시하는 표식이 형성되어 있어 인입선과 접속단자를 압착 고정시켜 통전되도록 한 후, 그 위에 절연용 커버를 삽입하여 사용하고 있다.Each of the connecting terminals is formed with a mark indicating a crimp point, so that the lead wire and the connecting terminal are compressed and energized, and then an insulating cover is inserted thereon.

그런데, 이와 같이 사용되고 있는 전선 퓨즈는 지장전주와 불량 인입선 정비공사로 인하여 많은 양이 철거되고 있으며, 그 대부분은 퓨즈가 융단되지 않은 것임에도 불구하고 전량이 버려지고 있는 실정이다.However, a large amount of wire fuses used in this way are being removed due to trouble poles and defective incoming line maintenance work, and most of them are discarded even though the fuses are not fused.

불량 인입선 정비에는 막대한 경비가 소요되고 있으며, 그 중에 전선 퓨즈의 자재비가 차지하는 비율이 많기 때문에 경제적 손실이 매우 크며, 특히 이렇게 폐기되는 전선 퓨즈는 그 재질의 특성으로 볼 때 어김없이 환경오염을 유발하고 있다.Maintenance of defective incoming lines is enormously costly, and among them, the material cost of the wire fuses is large, so the economical loss is very high. have.

또한, 종래에는 도체가 단선되어 전선 퓨즈를 교체시 인입선을 절단해야 하므로 길이가 짧아진 인입선 전체를 모두 교체해야 하는 경우 설비 비용이 증가되는 문제점이 있다.In addition, in the related art, since the conductors are disconnected and the lead wires must be cut when replacing the wire fuses, there is a problem in that the equipment cost increases when the entire length of the shortened lead wires needs to be replaced.

따라서, 이를 개선할 필요성이 요청된다.Therefore, there is a need to improve this.

관련 배경기술로는 대한민국 등록실용신안공보 제20-0329881호(2003년10월01일 등록, 명칭: 전선삽입볼트를 구비한 전선휴즈)가 있다.A related background technology is the Republic of Korea Registered Utility Model Publication No. 20-0329881 (registered on October 1, 2003, title: Cable fuse with wire insertion bolt).

본 발명은 상기와 같은 필요성에 의해 창출된 것으로서, 전선고정부에 의해 전선이 접속단자에 삽입된 상태로 고정됨으로써, 전선과 접속단자의 접촉 불량을 방지하여 조립성을 향상시키고, 도체의 단선시 몸체부를 간편하고 신속하게 교체할 수 있는 전선 퓨즈를 제공하는데 그 목적이 있다.The present invention was created by the necessity as described above, and is fixed in a state where the wire is inserted into the connection terminal by the wire fixing unit, thereby preventing poor contact between the wire and the connection terminal, improving assembling, and disconnecting the conductor. The purpose of the present invention is to provide a wire fuse that can be easily and quickly replaced.

상기한 목적을 달성하기 위하여 본 발명의 일 실시예에 따른 전선 퓨즈는 과전류에 의해 단선되는 도체가 내부에 구비되고, 상기 도체와 전기적으로 연결되는 접속단자가 양측에 각각 돌출 형성되는 몸체부 및 상기 접속단자에 전선이 삽입되도록 상기 접속단자에 결합되고, 상기 접속단자에 결합시 상기 전선을 상기 접속단자에 삽입된 상태로 고정시키는 전선고정부를 포함하는 것을 특징으로 한다.In order to achieve the above object, the wire fuse according to an embodiment of the present invention is provided with a conductor that is disconnected by an overcurrent therein, and a body part in which connection terminals electrically connected to the conductor protrude on both sides, respectively. It is characterized in that it is coupled to the connection terminal so that the wire is inserted into the connection terminal, and when fixed to the connection terminal comprises a wire fixing to fix the wire in the state inserted into the connection terminal.

상기 접속단자의 둘레면에는 나사산이 형성되고, 상기 전선고정부는 상기 전선이 통과 가능하게 삽입되도록 상기 나사산에 체결되는 너트부재 및 상기 너트부재가 상기 나사산에 체결시 상기 접속단자에 삽입되어 상기 전선의 둘레면을 탄성 가압하도록 상기 너트부재에 구비되는 탄성가압부재를 포함할 수 있다.A thread is formed on the circumferential surface of the connection terminal, and the wire fixing part is inserted into the connection terminal when the nut member and the nut member are fastened to the thread so that the electric wire is inserted through the thread, so that the wire is inserted into the connection terminal. It may include an elastic pressing member provided on the nut member to elastically press the circumferential surface.

상기 탄성가압부재는 상기 접속단자에 삽입시 복원 가능하게 수축되도록 둘레면에 복수개의 절개홈부를 구비하고, 상기 접속단자에 삽입되는 방향으로 경사지게 형성되어 상기 접속단자에 삽입될수록 상기 전선에 대한 탄성 가압력이 증가되도록 상기 접속단자의 입구에 접촉되는 경사부를 구비할 수 있다.The elastic pressing member is provided with a plurality of incision grooves on the circumferential surface so as to be resiliently contracted upon insertion into the connection terminal, and is formed to be inclined in the direction in which it is inserted into the connection terminal, so as to be inserted into the connection terminal, the elastic pressing force on the electric wire It may be provided with an inclined portion in contact with the inlet of the connection terminal to increase.

상기 탄성가압부재는 착탈부에 의해 상기 너트부재에 분리 가능하게 결합되고, 상기 착탈부는 상기 너트부재에 구비되는 걸림턱부 및 상기 걸림턱부에 걸리도록 상기 탄성가압부재의 둘레면에 함몰 형성되는 걸림홈부를 포함할 수 있다.The elastic pressing member is detachably coupled to the nut member by a detachable portion, and the detachable portion is formed with a locking jaw provided in the nut member and a locking groove recessed in the circumferential surface of the elastic pressing member so as to engage the locking jaw portion It may contain wealth.

본 발명에 따른 전선 퓨즈는 전선고정부에 의해 전선이 접속단자에 삽입된 상태로 압착 고정되는 구조를 가짐에 따라, 전선과 접속단자의 접속 불량으로 인한 발열 현상에 의해 도체가 손상되는 것을 예방할 수 있을 뿐만 아니라, 과전류에 의한 도체의 단선시 전선을 절단하지 않으면서 몸체부의 교체 작업을 간편하고 신속하게 수행할 수 있는 효과를 가진다.As the wire fuse according to the present invention has a structure in which the wire is crimped and fixed in a state in which the wire is inserted into the connection terminal by the wire fixing, it is possible to prevent the conductor from being damaged by the heat generation phenomenon due to the poor connection between the wire and the connection terminal. In addition, when the conductor is disconnected due to overcurrent, it has an effect of easily and quickly performing the replacement of the body part without cutting the electric wire.

도 1은 본 발명의 일 실시예에 따른 전선 퓨즈를 도시한 사시도이다.
도 2는 본 발명의 일 실시예에 따른 전선 퓨즈를 도시한 분해 사시도이다.
도 3은 본 발명의 일 실시예에 따른 전선 퓨즈를 도시한 단면도이다.
도 4는 본 발명의 일 실시예에 따른 전선 퓨즈에서 전선고정부의 작동 상태를 도시한 작동도이다.1 is a perspective view showing a wire fuse according to an embodiment of the present invention.
2 is an exploded perspective view showing a wire fuse according to an embodiment of the present invention.
3 is a cross-sectional view showing a wire fuse according to an embodiment of the present invention.
4 is an operation diagram showing the operating state of the wire fixing in the wire fuse according to an embodiment of the present invention.

이하, 첨부된 도면들을 참조하여 본 발명에 따른 전선 퓨즈의 실시예를 설명한다. 이 과정에서 도면에 도시된 선들의 두께나 구성요소의 크기 등은 설명의 명료성과 편의상 과장되게 도시되어 있을 수 있다. 또한, 후술되는 용어들은 본 발명에서의 기능을 고려하여 정의된 용어들로서 이는 사용자, 운용자의 의도 또는 관례에 따라 달라질 수 있다. 그러므로 이러한 용어들에 대한 정의는 본 명세서 전반에 걸친 내용을 토대로 내려져야 할 것이다.Hereinafter, an embodiment of a wire fuse according to the present invention will be described with reference to the accompanying drawings. In this process, the thickness of the lines or the size of components shown in the drawings may be exaggerated for clarity and convenience. In addition, terms to be described later are terms defined in consideration of functions in the present invention, which may vary according to a user's or operator's intention or practice. Therefore, the definition of these terms should be made based on the contents throughout the present specification.

도 1은 본 발명의 일 실시예에 따른 전선 퓨즈를 도시한 사시도이고, 도 2는 본 발명의 일 실시예에 따른 전선 퓨즈를 도시한 분해 사시도이며, 도 3은 본 발명의 일 실시예에 따른 전선 퓨즈를 도시한 단면도이고, 도 4는 본 발명의 일 실시예에 따른 전선 퓨즈에서 전선고정부의 작동 상태를 도시한 작동도이다.1 is a perspective view showing a wire fuse according to an embodiment of the present invention, Figure 2 is an exploded perspective view showing a wire fuse according to an embodiment of the present invention, Figure 3 is according to an embodiment of the present invention Cross-sectional view showing a wire fuse, Figure 4 is an operation diagram showing the operating state of the wire fixing in the wire fuse according to an embodiment of the present invention.

본 발명의 일 실시예에 따른 전선 퓨즈는 도 1 내지 도 4에서 도시된 바와 같이 몸체부(10) 및 전선고정부(20)를 포함한다.The wire fuse according to an embodiment of the present invention includes a body portion 10 and a wire fixing unit 20 as shown in FIGS. 1 to 4.

몸체부(10)는 과전류에 의해 녹아서 단선되는 도체(11)가 내부에 구비되고, 도체(11)와 전기적으로 연결되는 접속단자(12)가 양측에 각각 구비된다.The body portion 10 is provided with conductors 11 that are melted and disconnected by overcurrent, and connection terminals 12 electrically connected to the conductors 11 are provided on both sides.

이러한 몸체부(10)는 도체(11)의 단선 유무를 외부에서 식별 가능하도록 내부가 투시되는 재질로 이루어진다. 물론, 몸체부(10)는 도면에서 원통 형상으로 도시되었지만, 이에 한정되지 않고 다양한 형상으로 형성될 수 있다.The body portion 10 is made of a material through which the inside is transparent so that the presence or absence of disconnection of the conductor 11 can be identified from the outside. Of course, the body portion 10 is shown in a cylindrical shape in the drawing, but is not limited thereto and may be formed in various shapes.

이때, 접속단자(12)는 전선고정부(20)를 통해 전선(C)과 도체(11)를 전기적으로 연결시키는 역할을 수행하는 것으로서, 전선고정부(20)의 너트부재(21)와 분리 가능하게 체결되도록 외주면에 나사산(12a)을 구비하고, 너트부재(21)와 체결시 전선고정부(20)의 탄성가압부재(22)가 삽입되도록 삽입홈부(12b)가 형성된다.At this time, the connection terminal 12 serves to electrically connect the electric wire C and the conductor 11 through the electric wire fixing portion 20, and is separated from the nut member 21 of the electric wire fixing portion 20 The thread 12a is provided on the outer circumferential surface so as to be fastened as possible, and the insertion groove 12b is formed so that the elastic pressing member 22 of the wire fixing member 20 is inserted when fastening with the nut member 21.

그리고, 전선고정부(20)는 접속단자(12)에 전선(C)이 삽입되도록 접속단자(12)에 결합되고, 접속단자(12)에 결합시 전선(C)을 접속단자(12)에 삽입된 상태로 고정시킨다. Then, the wire fixing unit 20 is coupled to the connection terminal 12 such that the wire C is inserted into the connection terminal 12, and when coupled to the connection terminal 12, the wire C is connected to the connection terminal 12. Fix it in the inserted state.

즉, 전선고정부(20)는 전선(C)의 단부가 삽입홈부(12b)에 접촉되도록 삽입될 경우 접속단자(12)에 결합되어 전선(C)과 접속단자(12)를 상호 통전 가능한 상태로 유지시키고, 도체(11)가 과전류에 의해 녹아서 단선될 경우 접속단자(12)에서 분리시켜 몸체부(10)만 교체 가능하도록 안내하는 역할을 수행한다. That is, the wire fixing unit 20 is coupled to the connection terminal 12 when the end of the wire C is inserted to contact the insertion groove 12b, so that the wire C and the connection terminal 12 can be energized to each other It is maintained as, and when the conductor 11 is melted by overcurrent and disconnected, it separates from the connection terminal 12 and serves to guide only the body portion 10 to be replaceable.

이에 따라, 전선고정부(20)는 접속단자(12)에 결합시 전선(C)과 접속단자(12)의 접촉 불량을 방지하여 조립성을 향상시킬 수 있다. 또한, 전선고정부(20)는 접속단자(12)에서 분리시 전선(C)을 절단하지 않고 재사용이 가능하여 전선(C)의 길이가 짧아지는 현상을 방지할 수 있을 뿐만 아니라, 몸체부(10)의 교체 작업을 간편하고 신속하게 수행할 수 있게 된다.Accordingly, the wire fixing unit 20 can improve assembly by preventing contact failure between the wire C and the connection terminal 12 when coupled to the connection terminal 12. In addition, the wire fixing unit 20 can be reused without cutting the wire C when disconnected from the connection terminal 12, so that the length of the wire C can be shortened, as well as the body portion ( It becomes possible to perform the replacement work of 10) simply and quickly.

이를 위해, 전선고정부(20)는 너트부재(21) 및 탄성가압부재(22)를 포함한다.To this end, the wire fixing unit 20 includes a nut member 21 and an elastic pressing member 22.

구체적으로, 너트부재(21)는 전선(C)이 통과 가능하게 삽입되도록 접속단자(12)에 구비된 나사산(12a)에 분리 가능하게 체결된다. 이러한 너트부재(21)는 탄성가압부재(22)를 수축 가능하게 지지하고, 나사산(12a)에 체결되어 몸체부(10) 측으로 이동되면 탄성가압부재(22)가 접속단자(12)에 구비된 삽입홈부(12b)에 삽입되도록 안내하는 역할을 수행한다. Specifically, the nut member 21 is detachably fastened to the screw thread (12a) provided in the connection terminal 12 so that the electric wire (C) is inserted through. The nut member 21 supports the elastic pressing member 22 to be retractable, and is fastened to the thread 12a and moved to the body portion 10 side, so that the elastic pressing member 22 is provided on the connection terminal 12 It serves to guide to be inserted into the insertion groove (12b).

그리고, 탄성가압부재(22)는 너트부재(21)가 나사산(12a)에 체결시 접속단자(12)에 구비된 삽입홈부(12b)에 삽입되어 전선(C)의 둘레면을 탄성 가압하도록 너트부재(21)에 구비된다. 즉, 탄성가압부재(22)는 너트부재(21)가 나사산(12a)에 체결되면 전선(C)이 접속단자(12)에 접속된 상태를 유지하도록 탄성적으로 수축되어 전선(C)을 위치 고정시키는 역할을 수행한다.Then, the elastic pressing member 22 is inserted into the insertion groove portion 12b provided in the connection terminal 12 when the nut member 21 is fastened to the thread 12a, so as to elastically press the circumferential surface of the wire C It is provided in the member 21. That is, when the nut member 21 is fastened to the thread 12a, the elastic pressing member 22 is elastically contracted so as to maintain the state in which the wire C is connected to the connection terminal 12, thereby positioning the wire C It plays a role of fixing.

이를 위해, 탄성가압부재(22)는 접속단자(12)에 삽입시 복원 가능하게 수축되도록 둘레면에 복수개의 절개홈부(22a)를 구비하고, 접속단자(12)에 삽입되는 방향으로 경사지게 형성되어 접속단자(12)에 삽입될수록 전선(C)에 대한 탄성 가압력이 증가되도록 접속단자(12)의 입구에 접촉되는 경사부(22b)를 구비한다. To this end, the elastic pressing member 22 is provided with a plurality of incision grooves 22a on the circumferential surface so as to be retractably contracted upon insertion into the connection terminal 12, and is inclined in the direction inserted into the connection terminal 12 It is provided with an inclined portion (22b) in contact with the inlet of the connection terminal 12 so that the elastic pressing force to the wire (C) increases as it is inserted into the connection terminal (12).

즉, 너트부재(21)가 나사산(12a)에 체결되어 몸체부(10) 측으로 이동될수록 절개홈부(22a)의 간극은 점차적으로 좁혀지고, 경사부(22b)는 접속단자(12)의 삽입홈부(12b)에 삽입되는 부위가 낮은 위치에서 높은 위치로 점차 이동되면서 전선(C)의 둘레면을 가압한다. 이로써, 전선(C)은 접속단자(12)와 전기적으로 접속된 상태에서 이탈 방지되어 접속 불량으로 인한 발열 현상으로 도체가 손상되는 것을 예방할 수 있게 된다.That is, as the nut member 21 is fastened to the screw thread 12a and moved toward the body portion 10, the gap of the incision groove portion 22a gradually narrows, and the inclined portion 22b is an insertion groove portion of the connection terminal 12 As the part inserted into (12b) gradually moves from a low position to a high position, the circumferential surface of the electric wire C is pressed. As a result, the wire C is prevented from being detached in a state in which the connection terminal 12 is electrically connected, and thus it is possible to prevent the conductor from being damaged due to heat generation due to a connection failure.

한편, 탄성가압부재(22)는 착탈부(30)에 의해 너트부재(21)에 분리 가능하게 결합될 수 있다. 이때, 착탈부(30)는 너트부재(21)에 구비되는 걸림턱부(31) 및 걸림턱부(31)에 걸리도록 탄성가압부재(22)의 둘레면에 함몰 형성되는 걸림홈부(32)를 포함한다. On the other hand, the elastic pressing member 22 may be detachably coupled to the nut member 21 by the detachable portion 30. At this time, the detachable portion 30 includes a locking jaw portion 32 formed in the circumferential surface of the elastic pressing member 22 so as to be caught by the locking jaw portion 31 and the locking jaw portion 31 provided in the nut member 21 do.

즉, 탄성가압부재(22)는 너트부재(21) 측으로 가압하면 걸림턱부(31)에 의해 수축되다가 걸림턱부(31)와 걸림홈부(32)가 일치되는 순간 탄성적으로 복원되어 너트부재(21)에서 이탈 방지된다.That is, when the elastic pressing member 22 is pressed toward the nut member 21, it is contracted by the locking jaw portion 31 and then elastically restored as soon as the locking jaw portion 31 and the locking groove portion 32 coincide, and the nut member 21 ).

이에 따라, 탄성가압부재(22)는 현장에서 전선(C)의 규격에 대응되는 탄성가압부재(22)를 별도의 공구 없이도 너트부재(21)에 간편하고 신속하게 조립할 수 있어 작업 시간이 단축될 수 있을 뿐만 아니라, 시공의 편의성을 제공할 수 있게 된다.Accordingly, the elastic pressing member 22 can quickly and easily assemble the elastic pressing member 22 corresponding to the specification of the electric wire C in the field to the nut member 21 without a separate tool, thereby shortening the working time. In addition, it is possible to provide convenience for construction.

본 발명은 도면에 도시된 실시예를 참고로 하여 설명되었으나, 이는 예시적인 것에 불과하며, 당해 기술이 속하는 분야에서 통상의 지식을 가진 자라면 이로부터 다양한 변형 및 균등한 타 실시예가 가능하다는 점을 이해할 것이다. 따라서 본 발명의 진정한 기술적 보호범위는 아래의 특허청구범위에 의해서 정하여져야 할 것이다.The present invention has been described with reference to the embodiment shown in the drawings, but this is merely exemplary, and those skilled in the art to which the art belongs can various modifications and equivalent other embodiments from this. Will understand. Therefore, the true technical protection scope of the present invention should be defined by the following claims.

10: 몸체부 11: 도체
12: 접속단자 20: 전선고정부
21: 너트부재 22: 탄성가압부재
30: 착탈부 31: 걸림턱부
32: 걸림홈부 C: 전선10: body portion 11: conductor
12: connection terminal 20: wire fixing
21: nut member 22: elastic pressing member
30: detachable portion 31: engaging jaw
32: engaging groove C: electric wire

Claims (4)

과전류에 의해 단선되는 도체가 내부에 구비되고, 상기 도체와 전기적으로 연결되는 접속단자가 양측에 각각 돌출 형성되는 몸체부; 및
상기 접속단자에 전선이 삽입되도록 상기 접속단자에 결합되고, 상기 접속단자에 결합시 상기 전선을 상기 접속단자에 삽입된 상태로 고정시키는 전선고정부;
를 포함하는 것을 특징으로 하는 전선 퓨즈.
A body portion in which conductors disconnected by overcurrent are provided inside, and connection terminals electrically connected to the conductors protrude on both sides; And
A wire fixing unit coupled to the connection terminal so that an electric wire is inserted into the connection terminal, and fixing the wire in the state inserted into the connection terminal when coupled to the connection terminal;
Wire fuse, characterized in that it comprises a.
제1항에 있어서,
상기 접속단자의 둘레면에는 나사산이 형성되고,
상기 전선고정부는,
상기 전선이 통과 가능하게 삽입되도록 상기 나사산에 체결되는 너트부재; 및
상기 너트부재가 상기 나사산에 체결시 상기 접속단자에 삽입되어 상기 전선의 둘레면을 탄성 가압하도록 상기 너트부재에 구비되는 탄성가압부재;
를 포함하는 것을 특징으로 하는 전선 퓨즈.
According to claim 1,
A thread is formed on the circumferential surface of the connection terminal,
The front fixing section,
A nut member fastened to the thread so that the wire is inserted through the wire; And
An elastic pressing member provided on the nut member to elastically press the circumferential surface of the wire by being inserted into the connection terminal when the nut member is fastened to the thread;
Wire fuse, characterized in that it comprises a.
제2항에 있어서,
상기 탄성가압부재는,
상기 접속단자에 삽입시 복원 가능하게 수축되도록 둘레면에 복수개의 절개홈부를 구비하고,
상기 접속단자에 삽입되는 방향으로 경사지게 형성되어 상기 접속단자에 삽입될수록 상기 전선에 대한 탄성 가압력이 증가되도록 상기 접속단자의 입구에 접촉되는 경사부를 구비하는 것을 특징으로 하는 전선 퓨즈.
According to claim 2,
The elastic pressing member,
A plurality of incision grooves are provided on the circumferential surface so as to be retractably contracted upon insertion into the connection terminal,
It is formed inclined in the direction to be inserted into the connection terminal, the wire fuse characterized in that it has an inclined portion that contacts the inlet of the connection terminal so that the elastic pressing force to the wire increases as it is inserted into the connection terminal.
제2항에 있어서,
상기 탄성가압부재는 착탈부에 의해 상기 너트부재에 분리 가능하게 결합되고,
상기 착탈부는,
상기 너트부재에 구비되는 걸림턱부; 및
상기 걸림턱부에 걸리도록 상기 탄성가압부재의 둘레면에 함몰 형성되는 걸림홈부;
를 포함하는 것을 특징으로 하는 전선 퓨즈.According to claim 2,
The elastic pressing member is detachably coupled to the nut member by a detachable portion,
The detachable portion,
A locking jaw part provided in the nut member; And
A locking groove recessed in the circumferential surface of the elastic pressing member so as to be caught in the locking jaw portion;
Wire fuse, characterized in that it comprises a.
KR1020180119614A 2018-10-08 2018-10-08 Cable fuse KR20200039969A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20210151566A (en) * 2020-06-05 2021-12-14 한국전력공사 Electric wire fuse and manufacturing method of the same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20210151566A (en) * 2020-06-05 2021-12-14 한국전력공사 Electric wire fuse and manufacturing method of the same

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