CN206432050U - One kind energy-conservation high conductivity steel reinforced soft aluminum strand - Google Patents

Abstract

The utility model is related to a kind of energy-conservation high conductivity steel reinforced soft aluminum strand, including the stranded aluminum conductor wire core of Extra High Strength carrying steel core, aluminium single line, and aluminum conductor wire core is coated on outside carrying steel core and is coaxially distributed with carrying steel core.Elastomeric isolation layer is set between carrying steel core, aluminum conductor wire core contact surface, elastomeric isolation layer cross section is hollow cylinder tubulose structure, it is coated on outside carrying steel core and is coaxially distributed with carrying steel core, the uniform some locating slots in elastomeric isolation layer outer surface, and each locating slot is distributed in the shape of a spiral around elastomeric isolation layer axis, aluminum single line includes mutually stranded at least between more than two, and each single line and is embedded in respectively in separate locating slot.This new one side construction of cable is compact, and constitute and be respectively provided with good positioning and bearing capacity between each plain conductor and bearing metal silk of cable, conductive line surfaces are round and smooth smooth, twisted wire gap is minimum, with high conductivity, energy-saving characteristic and significant increase-volume characteristic, on the other hand the structural strength and bearing capacity of cable can be effectively improved, improves the external force defensive ability/resistance ability and the sagging ability of anti-deadweight of cable.

Description

One kind energy-conservation high conductivity steel reinforced soft aluminum strand

Technical field

The utility model is related to a kind of construction of cable, is exactly a kind of energy-conservation high conductivity steel reinforced soft aluminum strand.

Background technology

Current aluminum stranded conductor is a kind of usage amount very huge conventional construction of cable in current cable, and such cable is often adopted With directly there is many aluminum wire strandings to be prepared from, or using many aluminum wires with carry with it is metal-cored it is stranded form, though The need for so effectively can meeting use, but find in actual use, current aluminum stranded conductor operationally, must due to lacking The protection wanted, therefore on the one hand cause when electric current is being conveyed by aluminum stranded conductor, easily inside aluminum stranded conductor and inside aluminum stranded conductor Metal-cored middle generation induced-current and high-frequency vortex phenomenon, so as to cause larger electric energy loss and cable operating temperature rise Seriously, so as to have a strong impact on cable electrical energy transportation efficiency and operation safety, on the other hand current aluminum stranded conductor is due to the biography of use Unite structure, therefore it is in installation and normal course of operation, easily because self gravitation phenomenon occur it is sagging, because expanding with heat and contract with cold Orientation distance changes between phenomenon causes in cable a plain conductor, so as to easily cause connecing between a plain conductor in cable Contacting surface structure and area change, and the water conservancy diversion rate of cable and the external force resistance interference performance of cable are had a strong impact on, so that further Aluminum stranded conductor electrical energy transportation efficiency and aluminum stranded conductor safety in utilization and stability are have impact on, for this present situation, in the urgent need to exploitation A kind of novel aluminum stranded wire structure, the need for meeting actual work.

The content of the invention

In view of the shortcomings of the prior art, the utility model provides a kind of energy-conservation high conductivity steel reinforced soft aluminum strand, The new composition is simple in construction, easy to use, and the one side construction of cable is compact, and constitutes each plain conductor and carrying gold of cable Good positioning and bearing capacity are respectively provided between category silk, conductive line surfaces are round and smooth smooth, and twisted wire gap is minimum, with being led with height Electrically, energy-saving characteristic and significant increase-volume characteristic, can effectively prevent cable metal silk between because relaxation etc. caused by contact surface The phenomenon such as gap is excessive, improving cable operation stability simultaneously reduces the electric energy loss consumption during electrical energy transportation, on the other hand may be used The effective structural strength and bearing capacity for improving cable, improves the external force defensive ability/resistance ability and the sagging ability of anti-deadweight of cable, from And improve the installation of cable and run the stability of mounting structure.

To achieve these goals, the utility model is to realize by the following technical solutions：

One kind energy-conservation high conductivity steel reinforced soft aluminum strand, including carrying steel core, aluminum conductor wire core, aluminum conductor wire core bag Overlay on outside carrying steel core and be coaxially distributed with carrying steel core, elastomeric isolation layer is set between carrying steel core, aluminum conductor wire core contact surface, Elastomeric isolation layer cross section is hollow cylinder tubulose structure, is coated on outside carrying steel core and is coaxially distributed with carrying steel core, bullet The uniform some locating slots in sexual isolation layer outer surface, and each locating slot is distributed in the shape of a spiral around elastomeric isolation layer axis, aluminum Conductor wire includes at least two wires, and mutually stranded between each wire and be embedded in respectively in separate locating slot, and wire is embedding It is divided into 1/4-the 1/2 of wire volume inside locating slot.

Further, the steel wire of a diameter of 0.1-1 millimeter described of carrying steel core bag at least one, and when steel wire is two Bar or at more than two, then it is mutually stranded between each steel wire, and the direction of lay of the steel wire of carrying steel core twists with aluminum conductor wire core Close in opposite direction.

Further, described steel wire outer surface is set up defences rotten overcoat.

Further, when described aluminum conductor wire core includes multiple conducting wires, then each wire is divided at least two layers, and individual layer Between wire stranding direction it is identical, wherein positioned at outside a layer conductor line footpath be inner conductor line footpath adjacent thereto 1-3 Times, and coaxial distribution between each layer conductor.

Further, copper facing overcoat and protection plating are set outside the wire of described aluminum conductor wire core successively from inside to outside Layer, wherein described copper facing overcoat is coated on outside wire, described protective coating is coated on outside copper facing overcoat, and described leads Line, copper facing overcoat and protective coating are coaxially distributed.

Further, described anti-corrosion overcoat and protective coating are cadmium plating overcoat, plating zinc protective layer and nylon figure layer In any one.

Further, the uniform some projections of described elastomeric isolation layer inner surface, and pass through projection and carrying steel core appearance Face is offseted, and individual projection is distributed in the shape of a spiral around carrying steel core, and reinforcing rope, described reinforcing are set in described elastomeric isolation layer Rope is coaxially distributed in network structure distribution, and with carrying steel core, and reinforcing netting hole and carrying steel core axis vertical distribution.

Further, the cross section of aluminum conductor wire core is in isosceles body structure, " T " font and " Z " font structure Any one.

This new composition is simple in construction, and easy to use, the one side construction of cable is compact, and constitutes each plain conductor of cable And good positioning and bearing capacity are respectively provided between bearing metal silk, conductive line surfaces are round and smooth smooth, and twisted wire gap is minimum, has With high conductivity, energy-saving characteristic and significant increase-volume characteristic, can effectively prevent cable metal silk between because relaxation etc. caused by The phenomenon such as contact surface gap is excessive, improving cable operation stability simultaneously reduces the electric energy loss consumption during electrical energy transportation, separately On the one hand the structural strength and bearing capacity of cable can be effectively improved, external force defensive ability/resistance ability and the anti-deadweight for improving cable are sagging Ability, so as to improve the installation of cable and run the stability of mounting structure.

Brief description of the drawings

Describe the utility model in detail with reference to the accompanying drawings and detailed description；

Fig. 1 is this new structure schematic diagram；

Fig. 2 is structure of steel wire schematic diagram；

Fig. 3 is conductor structure schematic diagram.

Embodiment

To be easy to understand technological means, creation characteristic, reached purpose and effect of the utility model realization, below With reference to embodiment, the utility model is expanded on further.

A kind of energy-conservation high conductivity steel reinforced soft aluminum strand as described in Fig. 1,2 and 3, including carrying steel core 1, aluminum conductor wire Core 2, aluminum conductor wire core 2 is coated on outside carrying steel core 1 and with carrying the coaxial distribution of steel core 1, carrying steel core 1, aluminum conductor wire Elastomeric isolation layer 3 is set between the contact surface of core 2,3 cross section of elastomeric isolation layer are hollow cylinder tubulose structure, are coated on carrying steel core Outside 1 and with carrying the coaxial distribution of steel core 1, the uniform some locating slots 4 in 3 outer surface of elastomeric isolation layer, and each locating slot 4 is around bullet Sexual isolation 3 axis of layer are distributed in the shape of a spiral, and aluminum conductor wire 2 includes at least two wires 21, and mutually stranded between each wire 21 And be embedded in respectively in separate locating slot 4, wire 21, which is embedded in, is divided into 1/4-the 1/2 of the volume of wire 21 inside locating slot.

In the present embodiment, the steel wire 11 of described a diameter of 0.1-1 millimeter of the bag of carrying steel core 1 at least one, and work as steel wire 11 be two or more when, then between each steel wire 11 mutually it is stranded, and carrying steel core 1 steel wire 11 direction of lay and aluminum The direction of lay of conductor wire core 2 is opposite.

In the present embodiment, the described outer surface of steel wire 11 is set up defences rotten overcoat 12.

In the present embodiment, when described aluminum conductor wire core 2 includes multiple conducting wires 21, then each 21 points of wire is at least two Layer, and the individual direction of lay of interlayer wire 21 is identical, wherein the line footpath of a layer conductor 21 positioned at outside is led for internal layer adjacent thereto 1-3 times of the line footpath of line 21, and coaxial distribution between each layer conductor 21.

In the present embodiment, the wire 21 of described aluminum conductor wire core 2 is outer set successively from inside to outside copper facing overcoat 22 and Protective coating 23, wherein described copper facing overcoat 22 is coated on outside wire 21, described protective coating 23, which is coated on copper facing, to be prevented Outside sheath 22, the coaxial distribution of described wire 21, copper facing overcoat 22 and protective coating 23.

In the present embodiment, described anti-corrosion overcoat 12 and protective coating 23 are cadmium plating overcoat, plating zinc protective layer and Buddhist nun Dragon picture layer in any one.

In the present embodiment, the described uniform some projections 5 of elastomeric isolation 3 inner surface of layer, and pass through projection 5 and carrying steel core 1 outer surface is offseted, and individual projection 5 is distributed in the shape of a spiral around carrying steel core 1, and reinforcing rope 6 is set in described elastomeric isolation layer 3, Described reinforcing rope 6 is distributed in network structure, and with carrying the coaxial distribution of steel core 1, and reinforcing 6 mesh of rope and the carrying axle of steel core 1 Line vertical distribution.

In the present embodiment, the cross section of aluminum conductor wire core 2 is in isosceles body structure, " T " font and " Z " font structure Any one.

This is new in the specific implementation, on the one hand by carrying structural strength, toughness and bending property of the steel core to cable It is adjusted, the need for meeting actual use, on the other hand carrying steel core and aluminum can be led simultaneously by elastomeric isolation layer Wire core plays progress positioning buffer action, it is to avoid because electric current is carrying steel core internal cause electricity when being conveyed by aluminum conductor wire core Magnetic induction phenomenon produces induced-current and high-frequency vortex phenomenon, so as to reach reduction electrical energy transportation energy loss and reduction cable fortune The purpose of trip temperature, in addition, elastomeric isolation layer separately can effectively strengthen the tensile capacity of cable and improve cable completeness Can, it is to avoid stress concentration phenomenon is produced in cable bend.

In addition, aluminum conductor wire core uses sandwich construction, and interlayer wire diameter is adjusted, so as to reach reduction Or avoid producing kelvin effect inside cable in electrical energy transportation operation, so as to further improve electrical energy transportation quality and reduction electricity Can operation energy consumption.

This new composition is simple in construction, and easy to use, the one side construction of cable is compact, and constitutes each plain conductor of cable And good positioning and bearing capacity are respectively provided between bearing metal silk, conductive line surfaces are round and smooth smooth, and twisted wire gap is minimum, has With high conductivity, energy-saving characteristic and significant increase-volume characteristic, can effectively prevent cable metal silk between because relaxation etc. caused by The phenomenon such as contact surface gap is excessive, improving cable operation stability simultaneously reduces the electric energy loss consumption during electrical energy transportation, separately On the one hand the structural strength and bearing capacity of cable can be effectively improved, external force defensive ability/resistance ability and the anti-deadweight for improving cable are sagging Ability, so as to improve the installation of cable and run the stability of mounting structure.

It should be understood by those skilled in the art that, the utility model is not restricted to the described embodiments, above-described embodiment and Simply illustrate principle of the present utility model described in specification, on the premise of the utility model spirit and scope are not departed from, The utility model also has various changes and modifications, and these changes and improvements both fall within claimed the utility model scope It is interior.Scope is claimed by appended claims and its equivalent thereof in the utility model.

Claims (8)

1. one kind energy-conservation high conductivity steel reinforced soft aluminum strand, it is characterised in that：The energy-conservation high conductivity steel reinforced soft aluminum strand bag Carrying steel core, aluminum conductor wire core are included, described aluminum conductor wire core is coated on outside carrying steel core and coaxially divided with carrying steel core Cloth, sets elastomeric isolation layer, described elastomeric isolation layer cross section is sky between described carrying steel core, aluminum conductor wire core contact surface Heart cylindrical tubular structure, is coated on outside carrying steel core and is coaxially distributed with carrying steel core, described elastomeric isolation layer outer surface Uniform some locating slots, and each locating slot is distributed in the shape of a spiral around elastomeric isolation layer axis, described aluminum conductor wire bag Include at least two wires, and it is mutually stranded between each wire and be embedded in respectively in separate locating slot, described wire is embedded in It is divided into 1/4-the 1/2 of wire volume inside locating slot.

2. a kind of energy-conservation high conductivity steel reinforced soft aluminum strand according to claim 1, it is characterised in that described carrying steel The steel wire of a diameter of 0.1-1 millimeter of core bag at least one, and when steel wire is two or more, then between each steel wire mutually It is stranded, and the direction of lay of the steel wire of carrying steel core is opposite with aluminum conductor wire core direction of lay.

3. a kind of energy-conservation high conductivity steel reinforced soft aluminum strand according to claim 2, it is characterised in that outside described steel wire Surface is set up defences rotten overcoat.

4. a kind of energy-conservation high conductivity steel reinforced soft aluminum strand according to claim 1, it is characterised in that described aluminum is led When wire core includes multiple conducting wires, then each wire is divided at least two layers, and each interlayer wire stranding direction is identical, wherein being located at The one layer conductor line footpath in outside is 1-3 times of inner conductor line footpath adjacent thereto, and coaxial distribution between each layer conductor.

5. a kind of energy-conservation high conductivity steel reinforced soft aluminum strand according to claim 1, it is characterised in that described aluminum is led Copper facing overcoat and protective coating are set outside the wire of wire core successively from inside to outside, wherein described copper facing overcoat is coated on and led Outside line, described protective coating is coated on outside copper facing overcoat, and described wire, copper facing overcoat and protective coating coaxially divides Cloth.

6. a kind of energy-conservation high conductivity steel reinforced soft aluminum strand according to claim 3 or 5, it is characterised in that described is anti- Rotten overcoat and protective coating are any one in cadmium plating overcoat, plating zinc protective layer and nylon figure layer.

7. a kind of energy-conservation high conductivity steel reinforced soft aluminum strand according to claim 1, it is characterised in that described elasticity every The uniform some projections of absciss layer inner surface, and offseted by projection with carrying steel core outer surface, and individual projection is in around carrying steel core Reinforcing rope is set in spiral distribution, described elastomeric isolation layer, described reinforcing rope is distributed in network structure, and with carrying steel core Coaxial distribution, and reinforcing netting hole and carrying steel core axis vertical distribution.

8. a kind of energy-conservation high conductivity steel reinforced soft aluminum strand according to claim 1, it is characterised in that described aluminum is led The cross section of wire core is any one in isosceles body structure, " T " font and " Z " font structure.