CN205376176U

CN205376176U - Intensity aluminium alloy stranded conductor in energy -conservation

Info

Publication number: CN205376176U
Application number: CN201620157395.0U
Authority: CN
Inventors: 何啸
Original assignee: CHENGDU HUANGSHISHUANGFENG CABLE Co Ltd
Current assignee: CHENGDU HUANGSHISHUANGFENG CABLE Co Ltd
Priority date: 2016-03-02
Filing date: 2016-03-02
Publication date: 2016-07-06
Anticipated expiration: 2026-03-02

Abstract

The utility model discloses an intensity aluminium alloy stranded conductor in energy -conservation, including strengthen core, coating, inner core, aluminiumalloy wire inlayer, aluminiumalloy wire skin, duralumin on -line layer, duralumin line skin, tighten ring, insulating layer and shielding layer, the inner core constitutes by strengthening core and coating, strengthen the core outside surface fixed connection coating, the coating comprises intensity aluminum alloy core in a plurality of root. The utility model discloses a through intensity aluminiumalloy wire in setting up as the sinle silk, make the stranded conductor direct current resistance little, the peripheral duralumin of adoption line carries out the successive layer transposition and constitutes duralumin line layer, tensile strength and elongation have been ensured, make its dead weight bear the weight of the reinforce, owing to replaced traditional steel core with well intensity aluminiumalloy wire, electric conductive property obtains improving, and simultaneously, well intensity aluminum alloy pearl has been filled between duralumin zygonema inlayer and the duralumin line skin, the inside unnecessary space of stranded conductor has been reduced, when having reduced the current transmission, in the inside air resistance power that meets of stranded conductor, the current transmission rate has been improved.

Description

A kind of energy-conservation middle strength aluminium alloy twisted wire

[technical field]

This utility model relates to a kind of cable, particularly to a kind of energy-conservation middle strength aluminium alloy twisted wire.

[background technology]

At present, cable is widely used in transmission line of electricity, especially aerial high-voltage power transmission line, for the cable for aerial high-voltage power transmission line, not only requires there is good electric conductivity, also to saves energy, safety has higher requirement.For this, it is proposed that a kind of energy-conservation middle strength aluminium alloy twisted wire.

[utility model content]

Main purpose of the present utility model is in that to provide a kind of energy-conservation middle strength aluminium alloy twisted wire, by middle strength aluminium alloy line as core, make twisted wire D.C. resistance little, peripheral employing hard-drawn aluminium wire carries out successively stranded composition hard-drawn aluminium wire layer, tensile strength and elongation are ensured, make its bearing capacity of conducting oneself with dignity strong, owing to instead of traditional steel core with middle strength aluminium alloy line, electric conductivity is improved, middle strength aluminium alloy pearl it is filled with between duralumin zygonema internal layer and hard-drawn aluminium wire outer layer, decrease the internal redundant space of twisted wire, when reducing electric current transmission, the air resistivity run into inside twisted wire, improve electric current transfer rate.

For achieving the above object, the technical scheme that this utility model is taked is:

nullA kind of energy-conservation middle strength aluminium alloy twisted wire，Including strengthening core、Clad、Inner core、Aluminium alloy wire internal layer、Aluminium alloy wire outer layer、Hard-drawn aluminium wire internal layer、Hard-drawn aluminium wire outer layer、Tight ring、Insulating barrier and screen layer，Described inner core is made up of strengthening core and clad，Described strengthening core outer surface is fixing connects clad，Described clad is made up of some middle strength aluminium alloy cores，Described middle strength aluminium alloy core specific number is 6 groups，Described interior core outer surface is fixing connects aluminium alloy wire internal layer，Described aluminium alloy wire inner layer outer surface is fixing connects aluminium alloy wire outer layer，Described aluminium alloy wire outer layer is fixing connects hard-drawn aluminium wire internal layer，Described hard-drawn aluminium wire inner layer outer surface is fixing connects hard-drawn aluminium wire outer layer，Described hard-drawn aluminium wire outer layer outer surface is fixing connects tight ring，Described tight ring is made up of insulating barrier and screen layer，Described insulating barrier is fixing connects hard-drawn aluminium wire outer layer.

Further, between described hard-drawn aluminium wire internal layer and hard-drawn aluminium wire outer layer, middle strength aluminium alloy pearl between hard-drawn aluminium wire outer layer and tight ring, it is equipped with.

Further, described aluminium alloy wire internal layer includes 9 middle strength aluminium alloy lines, and described aluminium alloy wire outer layer includes 12 middle strength aluminium alloy lines.

Further, described hard-drawn aluminium wire internal layer includes 15 hard-drawn aluminium wires, and described hard-drawn aluminium wire outer layer includes 17 hard-drawn aluminium wires.

Compared with prior art, this utility model has the advantages that hard-drawn aluminium wire layer improves tensile strength and elongation, decreases the internal redundant space of twisted wire, reduces air resistivity, saves energy.

[accompanying drawing explanation]

Fig. 1 is the overall structure schematic diagram of a kind of energy-conservation middle strength aluminium alloy twisted wire of this utility model.

Fig. 2 is a kind of energy-conservation middle strength aluminium alloy twisted wire Structure of cross section schematic diagram of this utility model.

In figure: 1, strengthening core；2, clad；3, inner core；4, middle strength aluminium alloy core；5, aluminium alloy wire internal layer；6, aluminium alloy wire outer layer；7, middle strength aluminium alloy line；8, hard-drawn aluminium wire internal layer；9, hard-drawn aluminium wire outer layer；10, hard-drawn aluminium wire；11, tight ring；12, insulating barrier；13, screen layer；14, middle strength aluminium alloy pearl.

[detailed description of the invention]

For the technological means making this utility model realize, creation characteristic, reach purpose and effect and be easy to understand, below in conjunction with detailed description of the invention, this utility model is expanded on further.

nullAs shown in Figure 1-2，A kind of energy-conservation middle strength aluminium alloy twisted wire，Including strengthening core 1、Clad 2、Inner core 3、Aluminium alloy wire internal layer 5、Aluminium alloy wire outer layer 6、Hard-drawn aluminium wire internal layer 8、Hard-drawn aluminium wire outer layer 9、Tight ring 11、Insulating barrier 12 and screen layer 13，Described inner core 3 is made up of strengthening core 1 and clad 2，Described strengthening core 1 outer surface is fixing connects clad 2，Described clad 2 is made up of some middle strength aluminium alloy cores 4，Described middle strength aluminium alloy core 4 specific number is 6 groups，Described inner core 3 outer surface is fixing connects aluminium alloy wire internal layer 5，Described aluminium alloy wire internal layer 5 outer surface is fixing connects aluminium alloy wire outer layer 6，Described aluminium alloy wire outer layer 6 is fixing connects hard-drawn aluminium wire internal layer 8，Described hard-drawn aluminium wire internal layer 8 outer surface is fixing connects hard-drawn aluminium wire outer layer 9，Described hard-drawn aluminium wire outer layer 9 outer surface is fixing connects tight ring 11，Described tight ring 11 is made up of insulating barrier 12 and screen layer 13，Described insulating barrier 12 is fixing connects hard-drawn aluminium wire outer layer 9，Between described hard-drawn aluminium wire internal layer 8 and hard-drawn aluminium wire outer layer 9、Middle strength aluminium alloy pearl 14 it is equipped with between hard-drawn aluminium wire outer layer 9 and tight ring 11，Described aluminium alloy wire internal layer 5 includes 9 middle strength aluminium alloy lines 7，Described aluminium alloy wire outer layer 6 includes 12 middle strength aluminium alloy lines 7，Described hard-drawn aluminium wire internal layer 8 includes 15 hard-drawn aluminium wires 10，Described hard-drawn aluminium wire outer layer 9 includes 17 hard-drawn aluminium wires 10.

A kind of energy-conservation middle strength aluminium alloy twisted wire of this utility model, by arranging middle strength aluminium alloy line 7 as core, make twisted wire D.C. resistance little, simultaneously, peripheral employing hard-drawn aluminium wire 10 carries out successively stranded composition hard-drawn aluminium wire layer, tensile strength and elongation are ensured, make its bearing capacity of conducting oneself with dignity strong, owing to instead of traditional steel core with middle strength aluminium alloy line 7, electric conductivity is improved, simultaneously, middle strength aluminium alloy pearl 14 it is filled with between duralumin zygonema internal layer 8 and hard-drawn aluminium wire outer layer 9, decrease the internal redundant space of twisted wire, when reducing electric current transmission, the air resistivity run into inside twisted wire, improve electric current transfer rate.

Wherein, it is equipped with middle strength aluminium alloy pearl 14 between described hard-drawn aluminium wire internal layer 8 and hard-drawn aluminium wire outer layer 9, between hard-drawn aluminium wire outer layer 9 and tight ring 11, decreases the internal redundant space of twisted wire, when reducing electric current transmission, the air resistivity run into inside twisted wire, improves electric current transfer rate.

Wherein, described aluminium alloy wire internal layer 5 includes 9 middle strength aluminium alloy lines 7, and described aluminium alloy wire outer layer 6 includes 12 middle strength aluminium alloy lines 7, can reduce product D.C. resistance by middle strength aluminium alloy line 7.

Wherein, described hard-drawn aluminium wire internal layer 8 includes 15 hard-drawn aluminium wires 10, and described hard-drawn aluminium wire outer layer 9 includes 17 hard-drawn aluminium wires 10, can reduce product D.C. resistance by hard-drawn aluminium wire 10.

Of the present utility model ultimate principle and principal character and of the present utility model advantage have more than been shown and described.Skilled person will appreciate that of the industry; this utility model is not restricted to the described embodiments; described in above-described embodiment and description is that principle of the present utility model is described; under the premise without departing from this utility model spirit and scope; this utility model also has various changes and modifications, and these changes and improvements both fall within the scope of claimed this utility model.This utility model claims scope and is defined by appending claims and equivalent thereof.

Claims

null1. an energy-conservation middle strength aluminium alloy twisted wire，Including strengthening core (1)、Clad (2)、Inner core (3)、Aluminium alloy wire internal layer (5)、Aluminium alloy wire outer layer (6)、Hard-drawn aluminium wire internal layer (8)、Hard-drawn aluminium wire outer layer (9)、Tight ring (11)、Insulating barrier (12) and screen layer (13)，It is characterized in that: described inner core (3) is made up of strengthening core (1) and clad (2)，Described strengthening core (1) outer surface is fixing connects clad (2)，Described clad (2) is made up of some middle strength aluminium alloy cores (4)，Described middle strength aluminium alloy core (4) specific number is 6 groups，Described inner core (3) outer surface is fixing connects aluminium alloy wire internal layer (5)，Described aluminium alloy wire internal layer (5) outer surface is fixing connects aluminium alloy wire outer layer (6)，Described aluminium alloy wire outer layer (6) is fixing connects hard-drawn aluminium wire internal layer (8)，Described hard-drawn aluminium wire internal layer (8) outer surface is fixing connects hard-drawn aluminium wire outer layer (9)，Described hard-drawn aluminium wire outer layer (9) outer surface is fixing connects tight ring (11)，Described tight ring (11) is made up of insulating barrier (12) and screen layer (13)，Described insulating barrier (12) is fixing connects hard-drawn aluminium wire outer layer (9).
2. the energy-conservation middle strength aluminium alloy twisted wire of one according to claim 1, it is characterised in that: it is equipped with middle strength aluminium alloy pearl (14) between described hard-drawn aluminium wire internal layer (8) and hard-drawn aluminium wire outer layer (9), between hard-drawn aluminium wire outer layer (9) and tight ring (11).
3. the energy-conservation middle strength aluminium alloy twisted wire of one according to claim 1, it is characterized in that: described aluminium alloy wire internal layer (5) includes 9 middle strength aluminium alloy lines (7), described aluminium alloy wire outer layer (6) includes 12 middle strength aluminium alloy lines (7).
4. the energy-conservation middle strength aluminium alloy twisted wire of one according to claim 1, it is characterized in that: described hard-drawn aluminium wire internal layer (8) includes 15 hard-drawn aluminium wires (10), and described hard-drawn aluminium wire outer layer (9) includes 17 hard-drawn aluminium wires (10).