CN205680473U - A kind of car aluminum conductor shielding cable - Google Patents

Abstract

The utility model discloses a kind of car aluminum conductor shielding cable, including conductor, insulating barrier, screen layer and oversheath that from-inner-to-outer is arranged, conductor uses the 5th eka-aluminum core flexible conductor, and insulating barrier extrudes on conductor, and screen layer is knitted on insulating barrier；Conductor uses bundle to tangle structure, diameter 1mm²In lower conductor, monofilament maximum gauge is as 0.21mm, 1.5 2.5mm²In conductor, monofilament maximum gauge is 0.26mm, 4 6mm²In conductor, monofilament maximum gauge is 0.31mm；10mm²And using tangle again structure and monofilament maximum gauge of bundle strand as 0.41mm with upper conductor, bundle strand pitch, less than 20 times of conductor diameter, twists 14 times less than conductor diameter of outermost layer pitch again.The utility model is a kind of anti-electromagnetic interference, oil resistant, waterproof, the car aluminum conductor shielding cable of acid and alkali-resistance, softness and environmental-protecting performance.

Description

A kind of car aluminum conductor shielding cable

Technical field:

The utility model relates to a kind of car aluminum conductor shielding cable, and particularly one has high temperature resistant, and anti-electromagnetism is done Disturb, oil resistant, waterproof, the car aluminum conductor shielding cable of acid and alkali-resistance, softness and environmental-protecting performance.

Background technology:

In recent years the support of national policy, guides and the research and development helping new-energy automobile energetically, existing many new energy Source automobile is come out one after another, it is believed that new-energy automobile will welcome quick period of expansion.In terms of cable technology, answering by vehicle With the progress of promotion automobile cable technology.With the increased pressure that national currency in recent years expands, on the price of copper material also has Rise trend, and copper material cost shared in the cable reaches 75%, even up to 90% having, thus causes cable price significantly Improving, user's input cost is significantly increased, and existing many users start to select low-cost aluminum conductor cable.In nature The content of aluminium is very high, and the price of current aluminium is equivalent to about 1/3rd of copper material, not only has superiority in price, identical electricity Under gas performance, aluminium weight is only the 1/2 of copper material, and therefore aluminum conductor cable also has at design library part editor and reuse and reduction transport fund aspect Certain superiority.

Content of the invention:

For overcoming the defect of prior art, the purpose of this utility model is to provide a kind of car aluminum conductor shielding electricity Cable, is a kind of anti-electromagnetic interference, oil resistant, waterproof, the car aluminum conductor shielding cable of acid and alkali-resistance, softness and environmental-protecting performance.

The utility model solves technical problem and adopts the following technical scheme that

A kind of car aluminum conductor shielding cable, including from-inner-to-outer arrange conductor, insulating barrier, screen layer and outer Sheath, conductor uses the 5th eka-aluminum core flexible conductor, and insulating barrier extrudes on conductor, and screen layer is knitted on insulating barrier；

Conductor uses bundle to tangle structure, diameter 1mm²In lower conductor, monofilament maximum gauge is as 0.21mm, 1.5-2.5mm²Conductor Middle monofilament maximum gauge is 0.26mm, 4-6mm²In conductor, monofilament maximum gauge is 0.31mm；

10mm²And using tangle again structure and monofilament maximum gauge of bundle strand as 0.41mm with upper conductor, bundle strand pitch does not surpasses Cross conductor diameter 20 times, twist 14 times less than conductor diameter of outermost layer pitch again.

Described insulating barrier uses the elastic body insulated material of LSOH anti-flaming to extrude on conductor.

Described screen layer uses 0.15mm tinned copper wire braid shielded, and count is not less than 90%, and braided wires uses seven Root 0.15mm tinned copper wire.

Described oversheath uses 105 DEG C of low-smoke non-halogen flame-retardant TPE sheath materials.

Compared with the prior art, the beneficial effects of the utility model are embodied in:

(1) there is excellent electrical property, there is good elasticity and compression resistant morphotropism；(2) temperature limit is wide, can 40 DEG C of environment use for a long time, high temperature resistant can reach 105 DEG C, it is ensured that the high and low temperature resistance of cable；(3) environmental protection, Insulating layer material does not contains halogen, does not contains heavy metal, free from environmental pollution；(4) easy to process, can be at ordinary thermoplastics's extruder Upper processing, simple, it is not necessary to increase equipment, mobility is high, shrinkage factor is little；(5) extremely excellent resistance to ozone and weather resisteant.Sheath material Material uses LSOH anti-flaming TPE sheath material, and this material has the following characteristics that (1) has excellent high and low temperature resistance, energy In-70 DEG C～+125 DEG C normal uses of environment temperature；(2) it is resistant to various greasy dirt such as mineral oil, gasoline, diesel oil etc., it is adaptable to each Plant greasy dirt adverse circumstances；(3) not only having superior water resistance, the solvent for various acid-base class has well opposing Power.Can use for a long time in the environment such as humidity, soda acid；(4) satisfactory mechanical property, tensile strength and percentage elongation are all in same type of material On；(5) environmental protection, meets ROHS standard, and during burning, evolved gas aqueous ph value is 5.6, and electrical conductivity is 0.4 μ s/mm, During cable fire, light transmittance reaches 80%.This material is recyclable, recycles its mechanical performance almost without change.(6) process Convenient, show caoutchouc elasticity at normal temperatures, under high temperature again can the macromolecular material of plasticizing forming, there is the mechanical property of rubber like Energy and serviceability, can be processed by thermoplastic again；(7) extremely excellent ageing-resistant performance.The utility model product insulate All use thermoplasticity special urethane elastomer TPE material with sheath, its cable-flame retardant performance can reach GB/T18380.35 rule Fixed bunchy A class combustion test, it is ensured that the security that cable uses in the presence of imflammable gas.The screen layer of cable uses Tinned copper wire braid shielded form, it is ensured that cable remains to keep stablizing of signal transmission in the higher occasion of electromagnetic interference.In a word, It is high temperature resistant that this utility model product is that one has, and anti-electromagnetic interference, oil resistant are waterproof, the vapour of acid and alkali-resistance, softness and environmental-protecting performance Automobile-used aluminium conductor shielded cable, has boundless market prospects.

Brief description:

Fig. 1 is the structural representation of the utility model cable.

Label in figure: 1 conductor, 2 insulating barriers, 3 screen layers, 4 oversheaths.

Below by way of detailed description of the invention, and the utility model is described in further detail to combine accompanying drawing.

Detailed description of the invention:

In order to make the purpose of this utility model, technical scheme and advantage are clearer, below in conjunction with accompanying drawing and enforcement Example, is further elaborated to the utility model.It should be appreciated that specific embodiment described herein only in order to explain The utility model, is not used to limit the utility model.

Embodiment: the car aluminum conductor shielding cable of the present embodiment, including conductor the 1st, the insulating barrier that from-inner-to-outer is arranged 2nd, screen layer 3 and oversheath 4.

Conductor 1 uses the 5th eka-aluminum core flexible conductor, and insulating barrier 2 extrudes on conductor 1, and screen layer 3 is knitted to insulating barrier 2 On；Conductor 1 uses the aluminium core flexible conductor of the 5th class formation, and conductor produces through following step: wire drawing-annealing-synnema (-multiple strand), conductor uses the form of bundle strand, wherein diameter 1mm²In lower conductor, monofilament maximum gauge is as 0.21mm, 1.5- 2.5mm²In conductor, monofilament maximum gauge is 0.26mm, 4-6mm²In conductor, monofilament maximum gauge is 0.31mm, 10mm²More than and Conductor carries out multiple strand after bundle strand, and monofilament maximum gauge is 0.41mm, and bundle strand pitch should exceed 20 times of conductor diameter, and multiple strand is Outer layer pitch is less than 14 times of conductor diameter.

Insulating barrier 2 uses LSOH anti-flaming TPE Insulation Material, according to the size of conductor diameter, and can be at SJ65, SJ90 plastics Producing on extruding machine and completing, screw diameter is respectively adopted 65mm and 90mm and plsitive mold is extruded, SJ65 screw rod revolution 85r/min, SJ90 screw rod revolution 60r/min, its extrusion temperature is different according to the difference of warm area, can be according to extrusion equipment Carry out suitable adjustment with the difference of material.The extrusion temperature of this product is: feeding section: 145 DEG C, melt zone: 155 DEG C, 160 ℃；Homogenizing zone: 167 DEG C, 143 DEG C；Machine neck section: 152 DEG C；Head: 150 DEG C；Die orifice 150 DEG C；Screen layer 3 uses 0.15mm tin plating Proof copper-wire braided shields, and its count is not less than 90%, can complete on GSB-16, GSB-24 ingot high-speed knitter.Braided wires Use 7 0.15mm.Oversheath 4 uses LSOH anti-flaming TPE sheath material, produces and complete on SJ90 plastics extruding machine, Screw diameter uses 90mm and plsitive mold to extrude, and SJ90 screw rod revolution 60r/min, its extrusion temperature is according to warm area Different and different, the extrusion temperature of this product is: feeding section: 150 DEG C, melt zone: 160 DEG C, 165 DEG C；Homogenizing zone: 169 ℃,149℃；Machine neck section: 155 DEG C；Head: 145 DEG C；Die orifice 150 DEG C.

Claims (4)

1. a car aluminum conductor shielding cable, including from-inner-to-outer arrange conductor (1), insulating barrier (2), screen layer (3), And oversheath (4), it is characterised in that:

Described conductor (1) uses the 5th eka-aluminum core flexible conductor, and insulating barrier (2) extrudes on conductor (1), and screen layer (3) is knitted to On insulating barrier (2)；

Conductor (1) uses bundle to tangle structure, diameter 1mm²In lower conductor, monofilament maximum gauge is as 0.21mm, 1.5-2.5mm²Conductor Middle monofilament maximum gauge is 0.26mm, 4-6mm²In conductor, monofilament maximum gauge is 0.31mm；

10mm²And using tangle again structure and monofilament maximum gauge of bundle strand as 0.41mm with upper conductor, bundle strand pitch is less than conductor 20 times of diameter, twist 14 times less than conductor diameter of outermost layer pitch again.

2. a kind of car aluminum conductor shielding cable according to claim 1, it is characterised in that described insulating barrier (2) is adopted Extrude on conductor (1) with the elastic body insulated material of LSOH anti-flaming.

3. a kind of car aluminum conductor shielding cable according to claim 1, it is characterised in that described screen layer (3) is adopted With 0.15mm tinned copper wire braid shielded, count is not less than 90%, and braided wires uses seven 0.15mm tinned copper wires.

4. a kind of car aluminum conductor shielding cable according to claim 1, it is characterised in that described oversheath (4) is adopted With 105 DEG C of low-smoke non-halogen flame-retardant TPE sheath materials.