CN211207998U - Conductor and cable using same - Google Patents

Abstract

The utility model discloses a cable of conductor and application this conductor relates to the wire and cable field, aims at solving traditional transposition cable and middle clearance that exists, influences the problem of electric conductivity, and its technical scheme main points are: including a plurality of electrically conductive single lines that have electric conductivity, it is a plurality of electrically conductive single line is the heliciform transposition, and the transposition is filled in the clearance between the adjacent electrically conductive single line and is filled the packing wire, a plurality of spouts have been seted up along axial interval to electrically conductive single line lateral wall, electrically conductive single line lateral wall is provided with a plurality of sliders along axial interval, and the slider of a certain electrically conductive single line slides and wears to establish in the spout of adjacent electrically conductive single line lateral wall, spout length is greater than slider length. The utility model discloses a transposition filling conductor in the clearance between electrically conductive single line for under the total external diameter prerequisite of conductor not changing, make the cross-sectional area maximize, promoted the electric conductivity of conductor, and the transposition is firm, stable in structure.

Description

Conductor and cable using same

Technical Field

The utility model belongs to the technical field of power cable's technique and specifically relates to a cable of conductor and application this conductor is related to.

Background

At present, with the rapid development of national economy and the continuous improvement of the living standard of people in China, the demand of each industry on electric power is increasingly greater, so that the demand on cables is also continuously improved, and higher requirements on the quality of the cables are provided.

As shown in fig. 1, a conventional cable is generally formed by spirally twisting a plurality of conductive single wires 1 together to form a conductor, and an insulating layer 8 is coated outside the conductor, in order to improve the current carrying capacity of the cable, people generally adopt a method of increasing the sectional area of the cable conductor, and mainly adopt a plurality of single wires for twisting, however, since gaps are formed between conductor layers and between the single wires of the twisted conductor, the outer diameter of the conductor is larger, and the cost is increased; people generally adopt a layered compression mode in order to reduce the gap area, reduce the outer diameter of the conductor and save the materials of the insulating layer and the outer coating layer, however, for compressing the conductor, the compression amount is limited by the metal processing molded line, the compression amount cannot be too large, if the compression is too large, the broken wire is easy to occur, once the broken wire occurs, the welding is needed, the problems of low efficiency and poor appearance are caused, and therefore, the filling coefficient is generally below 0.9; secondly, the compressing process of the conductor is a metal processing hardening process, and after the conductor is compressed, the conductor material is hardened, so that the strength of the conductor is increased, the performance of the lead is reduced, and the bending performance is poor.

Therefore, on the premise of not changing the conductive characteristics of the conductor, the gaps among the conductor single lines are reduced, the bending performance of the cable is improved, and a place worthy of improvement is still left on the structure of the cable.

SUMMERY OF THE UTILITY MODEL

To the deficiencies of the prior art, an object of the present invention is to provide a conductor having the advantage of reducing the gap between conductor single lines.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a conductor, includes a plurality of electrically conductive single lines that have electric conductivity, and is a plurality of electrically conductive single line is the heliciform transposition, and the transposition is filled in the clearance between the adjacent electrically conductive single line has the packing wire, a plurality of spouts have been seted up along the axial interval to electrically conductive single line lateral wall, electrically conductive single line lateral wall is provided with a plurality of sliders along the axial interval, and the slider of a certain electrically conductive single line slides and wears to establish in the spout of adjacent electrically conductive single line lateral wall, spout length is greater than slider length.

By adopting the technical scheme, the filling wires are filled in the gaps among the conductive single wires, so that the cross-sectional area of the conductor is increased on the premise of not changing the outer diameter of the conductor, the conductivity is enhanced, and the structural stability of the conductor can be improved simultaneously due to the compact internal structure of the conductor; when twisting a plurality of electrically conductive single lines, because mutual butt between the electrically conductive single line, the slider of adjacent electrically conductive single line lateral wall slides and wears to establish in the spout, like this when the conductor takes place to buckle, adjacent electrically conductive single line takes place relative movement in the axial, and the slider slides along the spout this moment to the spout plays limiting displacement to the slider, avoids taking place horizontal relative movement between the adjacent electrically conductive single line.

The utility model discloses further set up to: the side wall of the filling wire is provided with a plurality of guide blocks, and the guide blocks are slidably arranged in the sliding grooves of the side walls of the adjacent conductive single wires.

Through adopting above-mentioned technical scheme to when guaranteeing that the conductor is crooked, the guide block realizes sliding along the spout, thereby makes to realize the ascending relative slip of axial between filling wire and the electrically conductive single line.

The utility model discloses further set up to: the cross-sectional shape of the filling conductor is the same as the cross-sectional shape of a gap formed between adjacent conductive single lines.

By adopting the technical scheme, gaps between the adjacent conductive single lines are completely filled through the filling wires, so that the cross sectional area of the conductor is increased, and the conductivity is further enhanced.

The utility model discloses further set up to: the filling conductor comprises a plurality of filling single wires, and the cross sections of the filling single wires are mutually spliced polygons.

By adopting the technical scheme, after the filling single lines are spliced, gaps are not formed between the adjacent filling single lines, and the gaps between the conductive single lines can be completely filled as much as possible through the filling single lines through the irregularity of the shapes of the filling single lines, so that the cross section area is increased to the maximum extent.

The utility model discloses further set up to: the conductive single lines and the filling single lines are integrally coated with tightening layers, and the tightening layers are made of glass fiber cloth.

Through adopting above-mentioned technical scheme, tighten up the layer through setting up, can wrap up electrically conductive single line and packing single line and tighten up on the one hand, prevent the dispersion to exert towards the central tightening force to electrically conductive single line and packing single line.

The utility model discloses further set up to: the inner edge of the tightening layer is annularly surrounded by nylon wires, and the inner edge of the tightening layer is axially penetrated by conductive wires.

Through adopting above-mentioned technical scheme, through the circumference intensity that the layer was tightened up in the nylon wire reinforcing that encircles the setting, the electric conductivity of tightening up the layer can be strengthened through the conducting wire.

The utility model discloses provide a cable simultaneously, have the advantage that electric conductivity is strong.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a cable is provided with an insulating layer covering the exterior of a conductor.

By adopting the technical scheme, the insulating layer can be made of plastic, rubber or resin materials or composite materials thereof, so that the insulating and protecting effects on the conductor are achieved.

The utility model discloses further set up to: the inner wall of the insulating layer is filled with a ceramic silicon rubber layer.

By adopting the technical scheme, the ceramic silicon rubber is one of the silicon-oxygen resins, has good operability, good tensile strength, low probability of deformation, high temperature resistance, long service life and strong acid and alkali resistance, can be used as a protective layer of a conductor, and prolongs the service life of a cable.

To sum up, the utility model discloses a beneficial technological effect does:

the filling wires are filled in the gaps among the conductive single wires, so that the cross section area of the conductor is increased on the premise of not changing the outer diameter of the conductor, the conductivity is enhanced, and the structural stability of the conductor can be improved simultaneously due to the compact internal structure of the conductor; when a plurality of conductive single lines are twisted, the conductive single lines are mutually abutted, and the sliding blocks on the side walls of the adjacent conductive single lines are slidably arranged in the sliding grooves in a penetrating manner, so that when the conductor is bent, the adjacent conductive single lines are relatively moved in the axial direction, the sliding blocks slide along the sliding grooves, and the sliding grooves play a limiting role in the sliding blocks, so that the adjacent conductive single lines are prevented from being transversely relatively moved;

after the filling single lines are spliced, gaps cannot exist between the adjacent filling single lines, and the gaps between the conductive single lines can be completely filled as much as possible through the filling single lines through the irregularity of the shapes of the filling single lines, so that the cross section area is increased to the maximum extent.

Drawings

Fig. 1 is a schematic diagram of a prior art structure of the present invention.

Fig. 2 is a schematic overall structure diagram of the first embodiment.

Fig. 3 is a sectional view of the second embodiment.

Fig. 4 is a schematic partial structure diagram of the second embodiment.

Fig. 5 is an exploded view of the conductive single line of the present invention.

In the figure, 1, a conductive single line; 2. filling a conducting wire; 3. a chute; 4. a slider; 6. filling the single line; 7. a tightening layer; 8. an insulating layer; 9. a ceramic silicone rubber layer; 10. nylon wire; 11. and (4) conductive wires.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The first embodiment is as follows:

referring to fig. 2 and 5, for the utility model discloses a conductor, including a plurality of electrically conductive single lines 1 that have electric conductivity, and electrically conductive single line 1 of this department can be the copper line, a plurality of electrically conductive single lines 1 are the heliciform transposition and are the one, the transposition packing has filling wire 2 in the clearance between the adjacent electrically conductive single line 1, the diameter of the wire 2 of here packing is expected to be less than the diameter of electrically conductive single line 1, filling wire 2 can be electrically conductive wire, a plurality of spouts 3 have been seted up along its axial interval at electrically conductive single line 1 lateral wall, electrically conductive single line 1 lateral wall is provided with a plurality of sliders 4 along the axial interval, slider 4 of a certain electrically conductive single line 1 slides and wears to establish in spout 3 of adjacent electrically conductive single line 1 lateral wall, wherein the length of. The filling wires 2 are filled in the gaps among the conductive single wires 1, so that the cross section area of the conductor is increased on the premise of not changing the outer diameter of the conductor, the conductivity is enhanced, and the structural stability of the conductor can be improved simultaneously due to the compact internal structure of the conductor; when twisting a plurality of electrically conductive single lines 1, because mutual butt between the electrically conductive single line 1, slider 4 of 1 lateral wall of adjacent electrically conductive single line slides and wears to establish in spout 3, like this when the conductor takes place to buckle, relative movement takes place for adjacent electrically conductive single line 1 in the axial, and slider 4 slides along spout 3 this moment to spout 3 plays limiting displacement to slider 4, avoids taking place horizontal relative movement between the adjacent electrically conductive single line 1. Be provided with a plurality of guide block at the lateral wall of filling wire 2, the guide block slides and wears to establish in the spout 3 of adjacent electrically conductive single line 1 lateral wall to when guaranteeing that the conductor is crooked, the guide block realizes sliding along spout 3, thereby makes to realize the ascending relative slip of axial between filling wire 2 and the electrically conductive single line 1.

The cross-sectional shape of the filling conductor 2 is the same as the cross-sectional shape of the gap formed between the adjacent conductive single lines 1; therefore, gaps between the adjacent conductive single lines 1 are completely filled through the filling wires 2, so that the cross section area of the conductor is increased, and the conductivity is enhanced.

As shown in fig. 2, the filling conductor 2 comprises a plurality of filling single lines 6, and the cross-sectional shapes of the filling single lines 6 are polygons spliced with each other; thus, after the filling element wires 6 are spliced, gaps are not formed between the adjacent filling element wires 6, and the gaps between the conductive element wires 1 can be completely filled as much as possible by the filling element wires 6 through the irregularities of the shapes of the filling element wires 6, so that the cross-sectional area is increased to the maximum extent.

As shown in fig. 2, the conductive single wire 1 and the filling single wire 6 are integrally coated with a tightening layer 7, the cross section of the tightening layer 7 is circular, and the tightening layer 7 is made of glass fiber cloth; by providing the tightening layer 7, the conductive element wire 1 and the filler element wire 6 can be wrapped and tightened to prevent dispersion, and a tightening force toward the center is applied to the conductive element wire 1 and the filler element wire 6.

As shown in fig. 4, a nylon wire 10 is annularly wound around the inner edge of the tightening layer 7 along the side wall, and a conductive wire 11 is axially inserted into the tightening layer 7; the circumferential strength of the tightening layer 7 is enhanced by the nylon wire 10 arranged around the tightening layer, and the conductivity of the tightening layer 7 can be enhanced by the conductive wire 11.

Example two:

referring to fig. 3, for the cable disclosed in the present invention, including the conductor in the first embodiment, the outside of the conductor is coated with an insulating layer 8, where the insulating layer 8 may be made of plastic, rubber or resin material or its composite material. The inner wall of the insulating layer 8 is further filled with a ceramic silicone rubber layer 9, the ceramic silicone rubber is silicone resin, the ceramic silicone rubber has good operability, is good in tensile strength, not prone to deformation, high temperature resistant, long in service life and strong in acid and alkali aging resistance, and can serve as a protective layer of a conductor, so that the service life of the cable is prolonged.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. A conductor, characterized by: including a plurality of electrically conductive single line (1) that have electric conductivity, it is a plurality of electrically conductive single line (1) is the heliciform transposition, and the transposition is filled in the clearance between adjacent electrically conductive single line (1) and is filled packing wire (2), a plurality of spout (3) have been seted up along axial interval to electrically conductive single line (1) lateral wall, electrically conductive single line (1) lateral wall is provided with a plurality of sliders (4) along axial interval, and slider (4) of a certain electrically conductive single line (1) slide and wear to establish in spout (3) of adjacent electrically conductive single line (1) lateral wall, spout (3) length is greater than slider (4) length.

2. A conductor according to claim 1, wherein: the side wall of the filling wire (2) is provided with a plurality of guide blocks, and the guide blocks are slidably arranged in the sliding grooves (3) of the side walls of the adjacent conductive single wires (1).

3. A conductor according to claim 1, wherein: the cross section shape of the filling conductor (2) is the same as the cross section shape of a gap formed between the adjacent conductive single lines (1).

4. A conductor according to claim 1, wherein: the filling conductor (2) comprises a plurality of filling single lines (6), and the cross section of each filling single line (6) is in a polygonal shape which is spliced with each other.

5. A conductor according to claim 4, wherein: the conductive single wire (1) and the filling single wire (6) are integrally coated with a tightening layer (7) in the outside, and the tightening layer (7) is made of glass fiber cloth.

6. A conductor according to claim 5, wherein: the inner edge of the tightening layer (7) is annularly surrounded by nylon wires (10), and the inner edge of the tightening layer (7) is axially provided with conductive wires (11) in a penetrating manner.

7. A cable, characterized by: comprising a conductor according to any of claims 1-6, which is coated with an insulating layer (8) on the outside.

8. A cable according to claim 7, wherein: the inner wall of the insulating layer (8) is filled with a ceramic silicon rubber layer (9).

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