CN212990739U

CN212990739U - Novel reinforced overhead insulated conductor

Info

Publication number: CN212990739U
Application number: CN202022566302.9U
Authority: CN
Inventors: 尤晓
Original assignee: Ningguang Cable Co ltd
Current assignee: Ningguang Cable Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-04-16
Anticipated expiration: 2030-11-09

Abstract

The utility model relates to the field of insulated conductors, in particular to a novel reinforced overhead insulated conductor, which comprises a copper core, the copper cores are a plurality of copper cores, the peripheries of the copper cores are wrapped with alloy layers, the peripheries of the alloy layers are sleeved with stranded aluminum cores, the periphery of the twisted aluminum core is sleeved with a shielding layer, the outer surface of the shielding layer is sleeved with an inner insulating layer, an outer insulating layer is sleeved on the outer surface of the inner insulating layer, a nylon reinforcing structure is arranged between the outer insulating layer and the inner insulating layer, nylon additional strengthening includes that a plurality of presss from both sides a plurality of nylon circle between outer insulation layer and inner insulation layer, connects between adjacent nylon circle and along a plurality of nylon splicing tape that the fore-and-aft direction extends, and is two adjacent be connected with the reinforcement silk structure between the nylon splicing tape between the nylon circle, the utility model discloses under the prerequisite of ensureing that the wire normally works, showing the intensity that has promoted the wire.

Description

Novel reinforced overhead insulated conductor

Technical Field

The utility model relates to an insulated wire field especially relates to a novel strenghthened type overhead insulated wire.

Background

The overhead insulated conductor is a conductor arranged at a high altitude, the existing conductor frame is arranged at the high altitude, the sagging phenomenon easily occurs at the middle position, the pulling effect on the cable is serious, and the surface fracture is easily caused, so that the strength of the cable is increased by a reinforcing structure, and therefore, a novel reinforced overhead insulated conductor is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the background art and providing a novel reinforced overhead insulated conductor.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a novel strenghthened type overhead insulated conductor, includes the copper core, the copper core has the alloy-layer for a plurality of roots and peripheral parcel, the peripheral cover of alloy-layer is equipped with transposition aluminium core, the peripheral cover of transposition aluminium core is equipped with the shielding layer, the surface cover of shielding layer is equipped with the internal insulation layer, the surface cover of internal insulation layer is equipped with the external insulation layer, be provided with nylon additional strengthening between external insulation layer and the internal insulation layer, nylon additional strengthening includes that a plurality of pressed from both sides between external insulation layer and internal insulation layer encloses, connects and just follows a plurality of nylon takeover that the fore-and-aft direction extends between the adjacent nylon circle, and is two adjacent be connected with the enhancement silk structure between the nylon takeover between.

Preferably, the reinforcing wire structure comprises a plurality of groups of interwoven nylon wires, the interwoven nylon wires are arranged at equal intervals in the front-back direction, two ends of the interwoven nylon wires are respectively and fixedly connected to the edges of the nylon connecting belts, and the two interwoven nylon wires are in a group and are arranged in a staggered mode.

Preferably, reinforcing wires are connected among the groups of interwoven nylon wires, and the front ends and the rear ends of the reinforcing wires are respectively and fixedly connected to the edges of the nylon rings.

Preferably, the number of nylon splicing tapes is set to two, and the nylon splicing tapes are arranged in an up-and-down symmetrical manner.

Preferably, the alloy layer is made of an aluminum alloy, and the stranded aluminum core comprises a plurality of aluminum cores spirally extending on the periphery of the alloy layer.

Preferably, the inner insulating layer and the outer insulating layer are both made of rubber, and the shielding layer is made of a tinned copper mesh.

Compared with the prior art, the utility model discloses following beneficial effect has:

through the nylon additional strengthening that sets up, can effectively increase the intensity between the internal insulation layer and the external insulation layer of wire dragging in-process nylon circle and the nylon takeover of connection between, difficult breaking phenomenon takes place, nylon yarn and the setting of reinforcing wire interweave have further increased nylon additional strengthening's tensile strength of dragging, and because there is the interval in the nylon takeover between two adjacent nylon circles, can not cover the surface of internal insulation layer completely, consequently can not lead to the phenomenon that inboard heat is difficult to the effluvium to take place, consequently under the prerequisite of ensureing the normal work of wire, the intensity that has showing the promotion wire.

Drawings

Fig. 1 is a schematic structural view of a novel reinforced overhead insulated conductor of the present invention;

FIG. 2 is a schematic view of the novel reinforced overhead insulated conductor of the present invention with a partially cut-away outer insulation layer;

fig. 3 is the utility model relates to a novel nylon additional strengthening of strenghthened type insulated wire sketch map.

In the figure: 1. a copper core; 2. an alloy layer; 3. stranding an aluminum core; 4. a shielding layer; 5. an inner insulating layer; 6. an outer insulating layer; 7. nylon rings; 8. nylon splicing tape; 9. interweaving nylon yarns; 10. and (4) reinforcing wires.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in fig. 1-fig. 3 a novel strenghthened type overhead insulated conductor, including copper core 1, copper core 1 has alloy-layer 2 for a plurality of and peripheral parcel, the peripheral cover of alloy-layer 2 is equipped with transposition aluminium core 3, the peripheral cover of transposition aluminium core 3 is equipped with shielding layer 4, the surface cover of shielding layer 4 is equipped with internal insulation 5, the surface cover of internal insulation 5 is equipped with external insulation 6, be provided with nylon additional strengthening between external insulation 6 and the internal insulation 5, nylon additional strengthening includes a plurality of nylon circle 7 of a plurality of clamp between external insulation 6 and internal insulation 5, connect between adjacent nylon circle 7 and along a plurality of nylon splicing tape 8 of fore-and-aft direction extension, be connected with the reinforcement silk structure between the nylon splicing tape 8 between two adjacent nylon circles 7.

The reinforcement silk structure includes that a plurality of groups interweave nylon yarn 9, and a plurality of groups interweave and are the equidistance along the fore-and-aft direction between nylon yarn 9 and arrange, and fixed connection is on the border of nylon splicing tape 8 respectively at the both ends of nylon yarn 9 that interweaves, and nylon yarn 9 that interweaves uses two to be crisscross setting between a set of and two, increases the firm in connection degree between nylon yarn 9 that interweaves.

The reinforcing wires 10 are connected between the groups of interwoven nylon wires 9, the front ends and the rear ends of the reinforcing wires 10 are respectively fixedly connected to the edge of the nylon ring 7, and the reinforcing wires 10 reinforce the strength between the two adjacent groups of interwoven nylon wires 9.

The quantity of nylon splicing tape 8 sets up to two, and nylon splicing tape 8 is the symmetry setting from top to bottom, sets up two and can ensure the inboard better heat dissipation of wire.

The alloy layer 2 is made of aluminum alloy, and the stranded aluminum core 3 comprises a plurality of aluminum cores which spirally extend on the periphery of the alloy layer 2 and is made of common materials of overhead conductors. The inner insulating layer 5 and the outer insulating layer 6 are both made of rubber, and the shielding layer 4 is made of a tinned copper mesh, so that the phenomenon of electric field concentration caused by unsmooth surface of the stranded aluminum core 3 is avoided.

This air wire is dragging intensity between in-process nylon circle 7 and the nylon takeover 8 of connecting between can effectively increase the inner insulation layer 5 and the outer insulation layer 6 of wire, difficult cracked phenomenon takes place, nylon 9 that interweaves has further increased nylon additional strengthening's tensile strength with setting up of reinforcing wire 10, and because there is the interval in nylon takeover 8 between two adjacent nylon circles 7, can not cover the surface of inner insulation layer 5 completely, consequently, can not lead to the phenomenon that inboard heat is difficult to the effluvium to take place, consequently under the prerequisite of ensureing the normal work of wire, the intensity that has showing the promotion wire.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a novel strenghthened type overhead insulated conductor, includes copper core (1), its characterized in that: copper core (1) has alloy-layer (2) for a plurality of roots and peripheral parcel, the peripheral cover of alloy-layer (2) is equipped with transposition aluminium core (3), the peripheral cover of transposition aluminium core (3) is equipped with shielding layer (4), the surface cover of shielding layer (4) is equipped with internal insulation layer (5), the surface cover of internal insulation layer (5) is equipped with external insulation layer (6), be provided with nylon additional strengthening between external insulation layer (6) and internal insulation layer (5), nylon additional strengthening includes a plurality of nylon circle (7) that a plurality of pressed from both sides between external insulation layer (6) and internal insulation layer (5), connects between adjacent nylon circle (7) and along a plurality of nylon takeover (8) that the fore-and-aft direction extends, and two are adjacent be connected with the reinforcing wire structure between nylon takeover (8) between nylon circle (7).

2. The novel reinforced overhead insulated conductor of claim 1, wherein: the reinforced silk structure comprises a plurality of groups of interwoven nylon yarns (9), the interwoven nylon yarns (9) are arranged at equal intervals along the front-back direction, two ends of the interwoven nylon yarns (9) are respectively and fixedly connected to the edge of the nylon connecting belt (8), and the interwoven nylon yarns (9) are arranged in a staggered mode by taking two interwoven nylon yarns as a group.

3. The novel reinforced overhead insulated conductor of claim 2, wherein: reinforcing wires (10) are connected among the groups of interwoven nylon wires (9), and the front ends and the rear ends of the reinforcing wires (10) are respectively fixedly connected to the edges of the nylon rings (7).

4. The novel reinforced overhead insulated conductor of claim 1, wherein: the number of the nylon connecting belts (8) is two, and the nylon connecting belts (8) are symmetrically arranged up and down.

5. The novel reinforced overhead insulated conductor of claim 1, wherein: the alloy layer (2) is made of aluminum alloy, and the stranded aluminum core (3) comprises a plurality of aluminum cores which spirally extend on the periphery of the alloy layer (2).

6. The novel reinforced overhead insulated conductor of claim 1, wherein: the inner insulating layer (5) and the outer insulating layer (6) are both made of rubber materials, and the shielding layer (4) is made of a tinned copper net material.