KR101750269B1 - Insulating cover-integrated cable connector - Google Patents

Insulating cover-integrated cable connector Download PDF

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Publication number
KR101750269B1
KR101750269B1 KR1020150135334A KR20150135334A KR101750269B1 KR 101750269 B1 KR101750269 B1 KR 101750269B1 KR 1020150135334 A KR1020150135334 A KR 1020150135334A KR 20150135334 A KR20150135334 A KR 20150135334A KR 101750269 B1 KR101750269 B1 KR 101750269B1
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KR
South Korea
Prior art keywords
cable
threaded portion
coupler
connector
tapered threaded
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KR1020150135334A
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Korean (ko)
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KR20170036319A (en
Inventor
박종태
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제룡산업 주식회사
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Priority to KR1020150135334A priority Critical patent/KR101750269B1/en
Publication of KR20170036319A publication Critical patent/KR20170036319A/en
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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

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  • Connector Housings Or Holding Contact Members (AREA)

Abstract

[0001] The present invention relates to a cable connector capable of conveniently performing a wiring operation such as a power or a distribution cable, and more particularly to a cable connector in which a thread 111 is formed on an outer circumferential surface and a plurality of slots 112, And a first insulating body 120 for electrically insulating the tapered threaded portion 110 is integrally fixed to the tapered threaded portion 110. The tapered threaded portion 110 has a cable insertion hole 113, A connector body (100) comprising: A nut part 210 which is screwed with the tapered screw part 110 and a nut part 210 which is integrally fixed with the nut part 210 to electrically insulate the nut part 210, And a coupler 200 having a hollow second insulating body 220 that can be assembled with the coupler 200.

Figure R1020150135334

Description

{Insulating cover-integrated cable connector}

The present invention relates to an insulation cover-integrated cable connector capable of conveniently performing a power or distribution cable connection work.

Generally, a distribution line that supplies electric power to each customer from a power generation site forms a unit section of a constant interval continuously, and power lines in these unit sections are connected and branched to each other. At this time, a power line Connected or branched by a separate connection or branching mechanism.

In general, as shown in Figs. 1 (a) and 1 (b), when connecting the cables 10 and 20 to the distribution line, the parallel clamp 30 or the branch connection sleeve 40 is used Connection to another device or another line is made.

In the cable connection using the parallel clamp 30 and the sleeve 40, the cable is fixed by tightening the screw of the clamp 30 with the insulating glove, or the sleeve 40 is squeezed by using a dedicated sleeve presser Therefore, there is an inconvenience that a separate special tool is required, which makes the work inconvenient and increases the cost, and it is inconvenient that a separate insulation cover construction is required for insulation of the live part after the construction.

Public utility model publication No. 97-59943 (public date: November 10, 1997) Registration Practical Newspaper Bulletin No. 20-0229060 (Publication Date: July 19, 2001)

SUMMARY OF THE INVENTION It is an object of the present invention to provide an insulation cover integrated cable connector which can conveniently perform a power or distribution cable connection work.

In order to achieve the above object, a cable connector according to the present invention comprises: a tapered threaded portion having a hollow cable insertion hole formed with a thread on an outer circumferential surface thereof and having a plurality of slots formed at its tip end in the longitudinal direction; A connector body including a first insulated body for being electrically insulated from the tapered threaded portion;

And a coupler having a hollow second insulating body that is integrally fixed to the nut portion and is electrically insulated from the nut portion and can be assembled with the first insulating body; .

According to another aspect of the present invention, there is provided a cable connector comprising: a connector body including a nut portion and a first insulation body fixed to the nut portion and electrically insulated from the nut portion; A tapered threaded portion having a hollow cable insertion hole formed with threads on an outer circumferential surface thereof so as to be threadedly assembled with the nut portion and having a plurality of slots formed at its tip end in the longitudinal direction; And a coupler including a second insulating body for electrical isolation of the tapered threaded portion.

Preferably, the coupler includes a guide stem formed with a cable guide hole for guiding the introduction of the cable at a rear end where the cable is inserted.

Preferably, the coupler has a wedge-shaped protrusion formed on an inner surface of the cable guide hole.

Advantageously, the coupler further comprises a waterproof finish on the inner surface of the cable guide hole.

Preferably, the first insulative body and the second insulative body are further provided with side-by-side side faces in the assembling direction, and the side faces are in contact with each other.

The cable connector according to the present invention comprises a connector body provided at one side of the cable and a coupler for fixing the remaining cable, so that the connector body and the coupler are screwed together by a tapered screw, There is an effect that can be performed.

1 (a) and 1 (b) are diagrams showing connection mechanisms of a general cable,
2 (a) and 2 (b) are a plan view and a sectional configuration view of the cable connector according to the preferred embodiment of the present invention, respectively,
Fig. 3 is an enlarged view of a portion A in Fig. 2 (b)
4 (a) and 4 (b) are views showing other modifications of the coupler in the cable connector of the present invention,
5 is a cross-sectional view of a cable connector according to another embodiment of the present invention;
6 and 7 illustrate cable connectors according to another embodiment of the present invention.

The specific structure or functional description presented in the embodiment of the present invention is merely illustrative for the purpose of illustrating an embodiment according to the concept of the present invention, and embodiments according to the concept of the present invention can be implemented in various forms. And should not be construed as limited to the embodiments described herein, but should be understood to include all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.

Meanwhile, in the present invention, the terms first and / or second etc. may be used to describe various components, but the components are not limited to the terms. The terms may be referred to as a second element only for the purpose of distinguishing one element from another, for example, to the extent that it does not depart from the scope of the invention in accordance with the concept of the present invention, Similarly, the second component may also be referred to as the first component.

Whenever an element is referred to as being "connected" or "connected" to another element, it may be directly connected or connected to the other element, but it should be understood that other elements may be present in between something to do. On the other hand, when it is mentioned that an element is "directly connected" or "directly contacted" to another element, it should be understood that there are no other elements in between. Other expressions for describing the relationship between components, such as "between" and "between" or "adjacent to" and "directly adjacent to" should also be interpreted.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The singular expressions include plural expressions unless the context clearly dictates otherwise. It will be further understood that the terms " comprises ", or "having ", and the like in the specification are intended to specify the presence of stated features, integers, But do not preclude the presence or addition of steps, operations, elements, parts, or combinations thereof.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

2 (a) and 2 (b) are respectively a plan view and a sectional configuration view of the cable connector according to the present invention.

Referring to FIG. 2, the cable connector according to the present embodiment includes a connector body 100 for electrically connecting the first cable 10 and the second cable 20, And a pair of couplers 200 that are assembled to fix the first cable 10 and the second cable 20 to both ends of the connector body 100.

In this embodiment, the coupler 200 is provided at both the left and right ends of the connector body 100 to fix the cable. In the following description, only one coupler 200 is described without distinguishing the right and left couplers.

The connector body 100 includes a tapered screw part 110 into which the lead wire 11 of the cable can be inserted at one end and a first insulator body 120 fixed integrally with the tapered screw part 110. In the present embodiment, the connector body 100 is symmetrically provided so that the tapered screw portions 110 at both ends are assembled with the left and right couplers 200, respectively.

3, the connector body 100 includes a tapered portion 111 having a hollow cable insertion hole 113 formed with a thread 111 on the outer circumferential surface thereof and a plurality of slots 112 cut in the longitudinal direction at the tip thereof, And a first insulating body 120 for electrically insulating the tapered threaded portion 110 integrally fixed to the tapered threaded portion 110. [

The tapered threaded portion 110 is formed with a tapered surface t whose diameter gradually decreases at the tip.

The tapered screw part 110 is screwed with the nut part 210 in a state where the lead wire 11 (see FIG. 2) of the first cable 10 is inserted into the cable insertion hole 113, The screw part 110 is pressed in the inner diameter direction during the assembly process with the nut part 210 to firmly fix the lead wire 11.

The first insulation body 120 is provided to surround the outer circumferential surface of the tapered screw part 110 and a plurality of first fixing parts 121 and 122 are integrally provided at the tip thereof. In this embodiment, it is shown that the first and second fixed sizes 121 and 122 are composed of two, but the present invention is not limited thereto.

The coupler 200 includes a nut 210 having a tapered screw part 110 and a nut part 210 integrally fixed on a central axis C to electrically insulate the nut part 210 And a second insulation body 220 in which the first insulation body 120 and the second insulation body 220 are fitted together.

The nut 210 has an internal thread 211 formed therein and is threadedly assembled with the tapered thread 110. The nut 210 has an inclined surface 212 at a predetermined angle inside the opening, . Therefore, the tapered screw part 110 may be screwed with the nut part 210, so that the tapered screw part 110 can be compressed in the inner diameter direction in the section of the inclined surface 212.

The second insulating body 220 is provided to surround the outer circumferential surface of the threaded portion 210 and is provided with a plurality of second fastening portions 221 and 222 in the direction of the front end to be assembled with the connector body 100. The connector body 100 and the coupler 200 are assembled by fitting the first and second fastening portions 221 and 222 in correspondence with the first fastening portions 121 and 122, The first and second fastening portions 121 and 122 and the second fastening portions 221 and 222 may be sealed to each other to secure airtightness and be protected from external contaminants or moisture.

The second insulator body 220 may be integrally formed with a guide stem 223 formed with a cable guide hole 223a to guide the cable from the rear end of the cable to the nut 210.

Referring to FIG. 2 again, the cable connector of the present invention having the above-described structure assembles the first cable 10 and the second cable 20 to the tapered threaded portions 110 provided at both ends of the connector body 100, 1 cable 10 and the second cable 20 can be connected.

On the other hand, in this embodiment, the tapered threaded portion and the nut portion are provided by a well-known material excellent in electrical conductivity, and the first insulating body and the second insulating body are provided by an insulating material such as an electrically insulating reinforcing plastic.

4 (a) and 4 (b) are views showing other modifications of the coupler in the cable connector of the present invention.

4A, the coupler 200 may have a predetermined interval wedge-shaped concave and convex portion 224 formed on the inner surface of the opening of the guide stem 223 formed with the cable guide hole 223a . Therefore, the cable inserted along the cable guide hole 223a comes into contact with the wedge-shaped protrusions 224 and is hermetically sealed, so that contaminants or moisture can be prevented from entering the inside.

4B, the coupler 2000 according to another embodiment includes a waterproof finishing material 2241 on the inner surface of the opening of the guide stem 2230 formed with the cable guide hole 2231, May be provided. The waterproof finishing material 2241 may be provided by a known rubber O-ring or absorbent material that can be inserted into the cable guide hole 2231 and tightly fixed to the cable, and the volume of the cable guide hole 2231 It has an inlet waterproof function.

5 is a cross-sectional view of a cable connector according to another embodiment of the present invention.

5, a cable connector according to another embodiment of the present invention includes a connector body 300 for mediating electrical connection between the first cable 10 and the second cable 20, And a pair of couplers 400 provided with a tapered threaded portion 410 to which the connector body 300 is fixed.

In this embodiment, the coupler 400 is provided at both the right and left ends of the connector body 300, and therefore, one coupler 400 will be described without distinguishing the right and left couplers.

The connector body 300 includes a nut portion 310 and a first insulating body 320 that is fixed to the nut portion 310 and electrically insulates the nut portion 310.

The nut portion 310 is formed with a plurality of assembly holes 311 and 312 having a predetermined depth at the tip of the nut portion 310. The assembly holes 311 and 312 have substantially the same size as the outer diameter of the tapered screw portion 410, And a second assembly hole 312 having a diameter smaller than that of the first assembly hole 311 and formed inside the first assembly hole 311 (on the right side of FIG. 5) with a diameter smaller than that of the first assembly hole 311 .

In this embodiment, the first assembly hole 311 and the second assembly hole 312 may be connected in a stepwise and non-communicatively manner, or may be communicated by a predetermined inclined surface. The second assembly hole 312 serves to compress the tip of the tapered threaded portion 410 in the inner diameter direction in the process of assembling the tapered threaded portion 410.

The first insulating body 320 is provided to surround the nut portion 310 and a plurality of first fixing portions 321 and 322 are integrally formed at the tip thereof. In the present embodiment, it is exemplified that there are two first fixed lengths 321 and 322, but the present invention is not limited thereto.

The coupler 400 includes a tapered threaded portion 410 which is screwed with the nut portion 310 and a tapered threaded portion 410 which is integrally fixed on the central axis C to electrically isolate the tapered threaded portion 410 And a second insulation body 420 on which the first insulation body 320 is fitted.

The tapered threaded portion 410 includes a hollow cable insertion hole 413 formed with a thread 411 on the outer circumferential surface thereof and a plurality of slots 412 formed at the tip end thereof in the longitudinal direction, A tapered surface t is formed.

The first cable 10 is threaded through the cable insertion hole 413 and the tapered threaded portion 410 and the nut portion 310 are screwed together while the wire 11 is assembled. The connector body 11 can be electrically connected to the connector body 300 in a state where the connector body 11 is pressed in the inner diameter direction by the tapered screw portion 310 and is firmly fixed.

The second insulation body 420 is provided to enclose the tapered threaded portion 410 and is provided with a plurality of second fixed lengths 421 and 422 in the direction of the leading end where the connector body 300 is assembled. The first and second fixing portions 421 and 422 are assembled to each other in correspondence with the first fixing portions 321 and 322 and the first and second fixing portions 321 and 322 and the second fixing portion 421 422 are in surface contact with each other to ensure airtightness and can be protected from external contaminants or moisture.

The second insulation body 420 may be integrally formed with a guide stem 423 formed with a cable guide hole 423a so as to guide the cable to the tapered threaded portion 410 at a rear end of the cable.

In the cable connector of the present invention having the above-described structure, the tapered threaded portions 110 of the first cable 10 and the second cable 20, to which the wires 11 and 21 are joined, The first cable 10 and the second cable 20 can be connected to each other via the conductive nut portion 310. [

6 and 7 are views showing cable connectors according to another embodiment of the present invention. The present invention can be variously modified according to the branch connection structure.

6, the cable connector of this embodiment includes a tapered screw portion 510 at each end of a 'T' shaped integral body and a first insulator body (not shown) provided to surround the tapered screw portion 510 520 and a nut portion 610 having a tapered screw portion 510 and a nut portion 610. The nut portion 610 is integrally fixed to the first insulating body 520, And a coupler 600 composed of a second insulation body 620 on which the assembly is performed.

In this embodiment, each of the tapered screw part 510 and the nut part 610 may be configured in the same manner as in the above-described embodiment. In this way, one cable includes a pair of tapered screw parts 510 and a nut part 610 ) So that connection to three cables can be made.

7, the cable connector includes a tapered threaded portion 710 provided at each end of the '+' shaped integral body, and a tapered threaded portion 710 provided to surround the tapered threaded portion 510. In addition, A connector body 700 composed of an insulating body 720 and a nut part 810 integrally formed with the tapered screw part 710 and screwed together to be assembled with the first insulating body 720 And may include a second insulation body 820.

The cable connector thus configured can be connected to four cables.

6 and 7, tapered threaded portions 510 and 710 are provided on the connector bodies 500 and 700 and the nut portions 610 and 810 are provided on the couplers 600 and 800, 500) 700 and the couplers 600, 800 are screwed together to connect the cables. However, the present invention is not limited thereto. For example, as illustrated in various embodiments above, the connector body may be provided with a nut portion and the coupler may be provided with a tapered threaded portion to allow cable connection, or a combination of a connector body and a coupler with a nut portion and a tapered screw portion .

The cable connector of the present invention thus constituted can be used for various cable connections, for example, an intermediate connection between the lead wire integral type transformer bushing and the lead wire integral type COS and the cable side on the power source side or the lead wire integrated device.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the inventions. It will be apparent to those of ordinary skill in the art.

10: first cable 20: second cable
100, 300, 500, 700: Connector body
110, 410, 510, 710: tapered threaded portion
120, 320, 520, 720: a first insulating body
220, 420, 620, 820: a second insulating body
210, 310, 610, 810:
200, 400, 500, 700: Coupler

Claims (6)

A tapered threaded portion having a hollow cable insertion hole in which a thread is formed on an outer circumferential surface and a plurality of slots are formed in a lengthwise direction at a tip end thereof and a tapered threaded portion integrally fixed to the tapered threaded portion, 1. A connector comprising: a connector body including an insulating body;
And a coupler having a hollow second insulating body that is integrally fixed to the nut portion and is electrically insulated from the nut portion and can be assembled with the first insulating body; Including,
Wherein the coupler includes a guide stem formed with a cable guide hole for guiding introduction of a cable at a rear end of the cable insertion hole, and a wedge-shaped protrusion is formed on an inner surface of the cable guide hole. A connector body including a nut portion and a first insulating body fixed to the nut portion and electrically insulated from the nut portion;
A tapered threaded portion having a hollow cable insertion hole formed with threads on an outer circumferential surface thereof so as to be threadedly assembled with the nut portion and having a plurality of slots formed at its tip end in the longitudinal direction; And a coupler including a second insulating body for electrical isolation of the tapered threaded portion,
Wherein the coupler includes a guide stem formed with a cable guide hole for guiding introduction of a cable at a rear end of the cable insertion hole, and a wedge-shaped protrusion is formed on an inner surface of the cable guide hole. delete delete The cable connector according to claim 1 or 2, wherein the coupler further comprises a waterproof finishing material on an inner surface of the cable guide hole. 3. The cable connector according to claim 1 or 2, wherein the first insulative body and the second insulative body further comprise a fixing member which is provided in parallel in the assembling direction and is in surface contact with each other.
KR1020150135334A 2015-09-24 2015-09-24 Insulating cover-integrated cable connector KR101750269B1 (en)

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KR101750269B1 true KR101750269B1 (en) 2017-07-11

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CN109361184B (en) * 2018-11-05 2023-10-24 江苏畅源电气设备有限公司 Tension-resistant insulating tension wire clamp and application method thereof

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3055265B2 (en) * 1991-11-20 2000-06-26 ノーリツ鋼機株式会社 Exposure equipment

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3764517B2 (en) 1996-01-26 2006-04-12 株式会社ルネサステクノロジ Communication device
KR200229060Y1 (en) 2000-12-29 2001-07-19 한국전력공사 Junction sleeve for lightning arrester lead

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3055265B2 (en) * 1991-11-20 2000-06-26 ノーリツ鋼機株式会社 Exposure equipment

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