CN210576592U - Overhead line grounding wire extension connecting device - Google Patents

Abstract

The utility model provides an overhead line earth connection extension connecting device, including wiring main part and a plurality of bayonet joint that are used for wearing to establish earth connection and extension line, a plurality of first spliced eyes that extend to the second end of wiring main part are seted up to the first end of wiring main part, a plurality of bayonet joints can set up in first spliced eye with inserting and first spliced eye relatively fixed, the second end of wiring main part is seted up the second spliced eye that extends to first end, a plurality of first spliced eyes and second spliced eye communicate each other, a bayonet joint can set up in the second spliced eye with inserting and second spliced eye relatively fixed. The connecting device can ensure that the grounding wire and the extension wire are firmly connected without consuming adhesive tapes, and is favorable for saving cost.

Description

Overhead line grounding wire extension connecting device

Technical Field

The utility model relates to an earth connection technical field particularly, relates to an overhead line earth connection extension connecting device.

Background

Work on power equipment or circuit, according to the requirement of safety in production work regulation, need install in the workplace and satisfy sealed ground connection to the personnel that can cause that prevent any direction to have sudden incoming telegram electrocute the injury, consequently, the earth connection extensively uses in overhead line's maintenance work.

In the related art, when a power transmission line is grounded, the bottom ends of ground wires corresponding to a plurality of electric wires are often connected together and grounded through a grounding extension wire.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an overhead line earth connection extension connecting device to solve foretell technical problem.

The embodiment of the utility model is realized like this: an extension connecting device for an overhead line grounding wire comprises a wiring main body and a plurality of plug-in connectors for penetrating a grounding wire and an extension wire, wherein a first end of the wiring main body is provided with a plurality of first plug-in holes extending towards a second end of the wiring main body, the plug-in connectors are arranged in the first plug-in holes in a pluggable manner and fixed relative to the first plug-in holes, the second end of the wiring main body is provided with a second plug-in hole extending towards the first end, the first plug-in holes and the second plug-in holes are mutually communicated, and one plug-in connector is arranged in the second plug-in hole in a pluggable manner and fixed relative to the second plug-in hole;

the overhead line ground wire extension connection device has a conductive state in which ground wires in the plurality of plugs at the first end are conducted with extension wires in the plugs at the second end, and a non-conductive state in which the ground wires in the first end are pulled out of the plugs and the extension wires in the second end are pulled out of the plugs.

The embodiment of the utility model provides a beneficial effect is: because earth connection and extension line can wear to establish respectively in the bayonet joint, peg graft at first spliced eye through the bayonet joint that will wear to be equipped with the earth connection, the bayonet joint that wears to be equipped with the extension line is pegged graft at the second spliced eye, and make earth connection and extension line switch on, just can carry out ground connection to transmission line, and wear to establish earth connection and extension line and can make earth connection and extension line switch on fast in first spliced eye and the second spliced eye, the efficiency of transmission line ground connection has been improved, and simultaneously, because the bayonet joint can be fixed to the wiring main part relatively, make the firm in connection of earth connection and extension line, difficult pine takes off, because this connecting device can used repeatedly, need not to consume a large amount of sticky tapes, be favorable to practicing thrift.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of an overhead line ground wire extension connection device according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of another state of FIG. 1, wherein the securing members are not shown;

FIG. 3 is a schematic view of the structure of FIG. 2 from another perspective;

fig. 4 is a schematic partial exploded view of an overhead line ground wire extension connection device according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of the fixing member, the plug and the wire connecting ring.

Icon: 100-a wiring body; 101-a first plug hole; 110-a plug-in connector; 111-a housing; 112-a first thread segment; 113-a first nut; 121-a second nut; 122-a second thread segment; 130-a wire-connecting ring; 1011-step part.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 5, an embodiment of the present invention provides an overhead line ground wire extension connecting device, which includes a connecting main body 100 and a plurality of plugs 110 for passing a ground wire and an extension wire, wherein the connecting main body 100 may be a block structure, which may be made of an insulating material, a first end of the connecting main body 100 is formed with a plurality of first plug holes 101 extending toward a second end of the connecting main body 100, wherein the first end is opposite to the second end, in other words, the first end and the second end are both ends of the connecting main body 100 in a length direction, the plurality of plugs 110 are disposed in the first plug holes 101 in a pluggable manner and fixed with respect to the first plug holes 101, the second end of the connecting main body 100 is formed with a second plug hole extending toward the first end, the plurality of first plug holes 101 and the second plug holes are communicated with each other, one plug 110 is disposed in the second plug hole in a pluggable manner and fixed with respect to the second plug hole, the second jack (not shown) has the same structure as the first jack 101, and the overhead line ground wire extension connector has a conductive state in which the ground wires in the plurality of jacks 110 at the first end are conductive with the extension wires in the jacks 110 at the second end, and a non-conductive state in which the ground wires in the first end are pulled out of the jacks 110 and the extension wires in the second end are pulled out of the jacks 110.

Based on this, because earth connection and extension line can wear to establish respectively in bayonet joint 110, peg graft at first spliced eye 101 through the bayonet joint 110 that will wear to be equipped with the earth connection, peg graft at the second spliced eye of the bayonet joint 110 that wears to be equipped with the extension line, and make earth connection and extension line switch on, just can carry out ground connection to transmission line, and, wear to establish earth connection and extension line and can make earth connection and extension line switch on fast in first spliced eye 101 and the second spliced eye, transmission line grounded's efficiency has been improved, and simultaneously, because bayonet joint 110 can be fixed with respect to wiring main part 100, make the firm in connection of earth connection and extension line, be difficult for the pine to take off, because this connecting device can used repeatedly, need not to consume a large amount of sticky tapes, be favorable to.

Referring to fig. 4 and 5, in the present embodiment, the plug 110 includes two housings 111 and two first nuts 113, the two housings 111 have the same structure, and one side of each housing 111 is formed with a mounting groove with two open ends, so that when the two housings 111 are butted, the two housings 111 can form a hollow cylindrical structure, in other words, the axial direction of the integral structure formed by the two housings 111 is through, so that a ground wire or an extension wire can be inserted into the integral structure formed by the two housings 111, the two ends of the two housings 111 are formed with first threaded sections 112 extending along the axial direction thereof, the two first nuts 113 are correspondingly sleeved at the two ends of the two housings 111, and since the plug 110 is constructed in a split structure, after the two first nuts 113 are detached from the two ends of the two housings 111, the two housings 111 can be separated, so that the ground wire or the extension wire can be conveniently placed inside one housing 111, then, the two shells 111 are butted, and the first nuts 113 are sleeved on the two ends of the two shells 111, so that the grounding wire and the extension wire can be installed in the plug 110, and because the plug 110 is in a split structure, the grounding wire or the extension wire in the two shells 111 can be clamped through the butt joint of the two shells 111, the connection strength of the grounding wire and the extension wire can be improved, and the grounding wire and the extension wire can be prevented from being separated from the wiring main body 100.

In this embodiment, the extended connection device for the ground wire of the overhead line further includes a fixing member, the plug 110 is fixed in the first inserting hole 101 and the second inserting hole by the fixing member, and the plug 110 can be firmly fixed in the connection main body 100 by the fixing member, so as to prevent the ground wire and the extension wire from loosening from the connection main body 100.

Referring to fig. 3 and 4, specifically, the inner wall of the first inserting hole 101 is formed with a step 1011 extending along the radial direction thereof, the first inserting hole 101 may be substantially rectangular, and includes a first side wall, a second side wall, a third side wall and a fourth side wall which are connected in sequence, the step 1011 is disposed on the first side wall, the second side wall, the third side wall and the fourth side wall, the fixing member includes a second nut 121 and a second thread segment 122 which are coaxially connected, the fixing member is axially through, in other words, the second thread segment 122 is a hollow structure, an internal thread adapted to the second thread segment 122 is disposed in the first inserting hole 101, the internal thread may be disposed on the second side wall and the fourth side wall or on the first side wall and the third side wall, the second thread segment 122 is screwed in the first inserting hole 101 and respectively abuts against the two housings 111 and the step 1011, that is, the end of the second thread segment 122 abuts against the two housings 111, when the plug connector is connected with the first plug hole 101, the upper end surfaces of the two shells 111 are flush with the step portion 1011, and the second thread section 122 of the fixing member can prevent the plug connector 110 from moving towards the outside of the connection main body 100, so that the plug connector 110 can be stably kept in the first plug hole 101. The second nut 121 is provided to facilitate screwing the second thread segment 122 into or out of the first and second mating holes 101, 121.

Referring to fig. 5, in this embodiment, the ground wire extension connecting device for the overhead line further includes a wiring ring 130 for connecting the ground wire and the extension wire, the number of the wiring rings 130 corresponds to the number of the plugs 110 one by one, the wiring ring 130 is sleeved on one end of one of the first threaded sections 112 of the plugs 110, and the connection strength between the ground wire and the extension wire and the wiring main body 100 can be further improved by the wiring ring 130, so as to prevent the ground wire and the extension wire from loosening relative to the wiring main body 100.

Referring to fig. 5, specifically, the connection ring 130 includes a ring body and a connection portion, the ring body may be made of an elastic material, two ends of the connection portion are respectively connected to the inner side of the ring body and extend along the diameter direction of the ring body from the end where the ring body is sleeved on one of the first thread sections 112 of the plug 110, the connection portion is used for winding a ground wire and an extension wire, specifically, the connection ring 130 in the first plug hole 101 is located at the lower end of the corresponding plug 110, and the connection ring 130 in the second plug hole is located at the upper end of the corresponding plug 110.

In this embodiment, the extended connection device for the ground wire of the overhead line further includes a plate-shaped conductive body, the conductive body may be made of copper, the conductive body is disposed in the main connection body 100 and extends along the width direction of the main connection body 100, specifically, a through groove extending along the width direction of the main connection body 100 may be formed in the main connection body 100, one end of the through groove is an open section, that is, the through groove may extend from the side wall of the main connection body 100 to the opposite side wall, so that the conductive body having a plate-shaped structure is mounted in the through groove, and in a conduction state, the ground wire and the extension wire are respectively connected to the conductive body, where the connection may be a butt joint, that.

Referring to fig. 2 and 3, in the present embodiment, the number of the first insertion holes 101 is four, four first insertion holes 101 are spaced apart in the width direction of the connection main body 100, and the number of the insertion connectors 110 is five, in other words, the connection device can simultaneously connect four ground wires, so that the connection device can be applied to a door-shaped or triple-link electric pole, thereby increasing the application range thereof.

In this embodiment, the outer contour of the main connection body 100 is Y-shaped.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The extension connecting device for the grounding wire of the overhead line is characterized by comprising a wiring main body (100) and a plurality of plug connectors (110) for penetrating through the grounding wire and an extension wire, wherein a first end of the wiring main body (100) is provided with a plurality of first plug holes (101) extending towards a second end of the wiring main body (100), the plug connectors (110) are arranged in the first plug holes (101) in a pluggable manner and are fixed relative to the first plug holes (101), a second plug hole extending towards the first end is arranged at the second end of the wiring main body (100), the first plug holes (101) and the second plug holes are communicated with each other, and one plug connector (110) is arranged in the second plug hole in a pluggable manner and is fixed relative to the second plug hole;

the overhead line ground wire extension connection device has a conducting state in which ground wires in the plurality of plugs (110) at the first end are conducted with extension wires in the plugs (110) at the second end, and a non-conducting state in which the ground wires in the first end are pulled out of the plugs (110) and the extension wires in the second end are pulled out of the plugs (110).

2. The aerial circuit ground wire extension connecting device of claim 1, wherein the plug (110) comprises two housings (111) and two first nuts (113), the two housings (111) are butted to form a hollow cylindrical structure, the two ends of the two housings (111) are formed with first threaded sections (112) extending along the axial direction of the two housings, and the two first nuts (113) are correspondingly sleeved at the two ends of the two housings (111).

3. The overhead line ground wire extension connection device of claim 2, further comprising a fixing member, wherein the plug (110) is fixed in the first plug hole (101) and the second plug hole by the fixing member.

4. The overhead line ground wire extension connecting device of claim 3, wherein a step portion (1011) extending along a radial direction of the first inserting hole (101) is formed on an inner wall of the first inserting hole, the fixing member comprises a second nut (121) and a second thread section (122) which are coaxially connected, and an internal thread adapted to the second thread section (122) is arranged in the first inserting hole (101), so that the second thread section (122) is screwed in the first inserting hole (101) and is respectively abutted against the two shells (111) and the step portion (1011).

5. The overhead line ground wire extension connection device of claim 2, further comprising a wiring ring (130) for connecting a ground wire and an extension wire, wherein the number of the wiring rings (130) corresponds to the number of the plug connectors (110), and the wiring ring (130) is sleeved on one end of one of the first threaded sections (112) of the plug connectors (110).

6. The overhead line ground wire extension connection device of claim 5, wherein the ground wire ring (130) comprises a ring body and a connection portion, the ring body is sleeved on one end of one of the first thread sections (112) of the plug (110), two ends of the connection portion are respectively connected to the inner side of the ring body and extend along the diameter direction of the ring body, and the connection portion is used for winding the ground wire and the extension wire.

7. The overhead line ground wire extension connection device according to claim 1, further comprising a plate-shaped conductor provided in the terminal body (100) and extending in a width direction of the terminal body (100), wherein the ground wire and the extension wire are connected to the conductor in the on state.

8. The overhead line ground wire extension connection device of claim 1, wherein the number of the first insertion holes (101) is four, the four first insertion holes (101) are spaced apart in a width direction of the connection main body (100), and the number of the insertion heads (110) is five.

9. Overhead line ground extension connection according to claim 1, characterized in that the connection body (100) is made of an insulating material.

10. Overhead line ground extension connection according to claim 1, characterized in that the connection body (100) is Y-shaped.

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