CN209461200U - A kind of novel architecture long-life electric wire - Google Patents

Abstract

The utility model discloses a kind of novel architecture long-life electric wires, including the conductor as made of graphene plated film soft copper silk bundle strand, in conductor outer cladding engineering plastics polycarbonate inner insulating layer, high-temperature insulation paint layer is coated in the outer surface of engineering plastics polycarbonate inner insulating layer, the wrapped polyimide composite film twining package tape outside high-temperature insulation paint layer, enhancement layer is woven outside polyimide composite film twining package tape, the wrapped elastic cord breaker outside enhancement layer, polyether-ether-ketone external insulation layer is extruded outside elastic cord breaker, it is wrapped up outside polyether-ether-ketone external insulation layer outer by plastic layer.The utility model has the performances such as fire-retardant, environmentally friendly, high-low temperature resistant, endurance, wear-resisting, corrosion-resistant, good insulation preformance.

Description

A kind of novel architecture long-life electric wire

Technical field

The utility model relates to wire and cable fields, and in particular to a kind of novel architecture long-life electric wire.

Background technique

From 1992, the shiploads of merchandise room that China is built started wire laying mode to be changed to concealed wire from open-wire line, domestic at that time Electric wire only has 25 years due to the factors such as technology, technique, material, national standard product service life.And building life and house produce Power is all 70 years, and seriously asynchronous with 25 year service life of wire and cable, hidden danger is quite deep.

Since cable operating temperature is 70 DEG C, short-circuit temperature is 160 DEG C, insulating layer is easy aging drop in normal operation Solution, if the use of the time being more than the prescribed number of years, it would be possible to cause electric leakage, the safety accidents such as fire, when burning can also generate toxic Pernicious gas causes very big threat to personal safety and property, and wear-resisting property is poor, and when laying is easy to breakage.But due to Cable price is higher, is save the cost, and the power cable under many houses and road is all overused, nowadays because cable is " super Fire incident caused by phase military service " or cable inferior is not within minority.Meanwhile under the driving of interests, some enterprises are in order to save Cost-saving starts ignorance raw material and checks on into factory, and some is even intentional to use inferior raw material, and the inferior electric wire cable sheath service life is only It is the 1/10 of qualified product！The product of inferior quality service life is short, problem is more, usually enters the accident high-incidence season putting into operation 3 years or so, has It is directly becoming the fuse cord of fire incident a bit, it is hardly imaginable to encounter emergency event consequence；And it protects and is easy to outside existing electric wire It is destroyed, regular conductor is exposed outside, is easy initiation accident；Due to dragged, existing cable continuous in construction It is easy to be worn, influences the service life of electric wire.

Utility model content

In order to overcome the deficiencies in the prior art, provide a kind of fire-retardant, environmentally friendly, high-low temperature resistant, endurance, it is wear-resisting, Corrosion-resistant, good insulation preformance long-life electric wire for building.

To achieve the above object, the utility model provides a kind of novel architecture long-life electric wire, including is plated by graphene Conductor made of film soft copper silk bundle strand, in conductor outer cladding engineering plastics polycarbonate inner insulating layer, in the poly- carbonic acid of engineering plastics The outer surface of ester inner insulating layer coats high-temperature insulation paint layer, outside high-temperature insulation paint layer wrapped polyimide composite film around Band weaves enhancement layer outside polyimide composite film twining package tape, the wrapped elastic cord breaker outside enhancement layer, in elastic buffer Layer is outer to extrude polyether-ether-ketone external insulation layer, wraps up outside polyether-ether-ketone external insulation layer outer by plastic layer.

Preferably, the diameter of the graphene plated film soft copper silk is 0.15~0.25mm.

Preferably, the engineering plastics polycarbonate inner insulating layer with a thickness of 0.7~1.2mm.

Preferably, the polyimide composite film twining package tape is put up using overlapping lapping structure with a thickness of 0.04mm Rate is not less than 15%.

Preferably, the enhancement layer use diameter for the ultra high molecular weight polyethylene fiber of 0.12mm ~ 0.2mm dredge around and At count is not less than 50%.

Preferably, the elastic cord breaker includes pad and flexible outer pad in flexible, it is described it is flexible in pad and flexible outer pad Between be provided with several air bags, can effectively buffer from extraneous pressure, protect each layer of cable not by outer well The extruding on boundary protects cable to be unlikely to deform, also ensures the rounding property of cable well.

Preferably, the polyether-ether-ketone external insulation layer with a thickness of 0.8mm ~ 1.5mm.

Preferably, the high-temperature insulation paint layer is coated by polyimide insulative paint, with a thickness of 0.1~0.5mm.

Compared with prior art, the utility model has the beneficial effects that:

The electric wire graphene plated film copper wire more excellent than common plated film copper wire using electric conductivity and mechanical strength, is passing In the case of defeated identical conduction capacity load, cross-sectional area of conductor can reduce, so that the utility model is in the feelings for increasing by a layer insulating Under condition, wire cross-sectional will not be made to increase too many；Electric wire uses inside and outside the polycarbonate and polyether-ether-ketone work of excellent insulating property In addition insulating layer is coated with a strata acid imide insulated paint, considerably increase the insulation performance of electric wire and bear short-circuit cable energy Power, to improve the service life of electric wire；Electric wire increases by one layer of ultra high molecular weight polyethylene fiber and weaves enhancement layer, which has Extension at break is low, impact resistance and anti-cut outstanding, and with the very strong ability for absorbing energy, intensity is same cross-section More than ten times of steel wire, substantially increase the flex life of electric wire；Electric wire external insulation layer, twining package tape and insulated paint, are all made of resistance to High temperature flame-proof environment-friendly materials, substantially increase the fire-retardant and temperature resistant grade of electric wire, and comprehensive temperature resistant grade is being sent out up to A grades Toxic and other penetrating odors will not be generated when calamity of lighting a fire, and be conducive to personal safety；

Electric wire integrally also carries out reinforcement processing, is not easily broken, and has carried out some processing for severe environmental conditions It improves, has greatly reinforced weatherability, corrosion resistance, wearability of cable etc., so that the service life of electric wire was increased by 25 years before By 70 years.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the structural schematic diagram of the utility model elastic cord breaker.

Specific embodiment

In the following with reference to the drawings and specific embodiments, the utility model is furtherd elucidate, it should be understood that these embodiments are only used for Illustrate the utility model rather than limitation the scope of the utility model, after having read the utility model, art technology Personnel fall within the application range as defined in the appended claims to the modification of the various equivalent forms of the utility model.

As shown in Figure 1, the utility model provides a kind of novel architecture long-life electric wire, including by graphene plated film soft copper The diameter of conductor 1 made of tow twists, the graphene plated film soft copper silk is 0.15~0.25mm, and electric conductivity and mechanical strength are equal The graphene plated film copper wire more excellent than common plated film copper wire can reduce and lead when transmitting identical conduction capacity load Body section, and mitigate conductor weight, so that the utility model will not make electric wire weight in the case where increasing by a layer insulating Increase excessive；In conductor outer cladding with a thickness of the engineering plastics polycarbonate inner insulating layer 2 of 0.7~1.2mm, can it is moist, Also electric performance stablity is able to maintain under hot environment, also have excellent anti-flammability, solvent resistance, resistance to ag(e)ing, fatigue durability with And creep resistance；High-temperature insulation paint layer 3 is coated in the outer surface of engineering plastics polycarbonate inner insulating layer, in high temperature resistant It is overlapped wrapped polyimide composite film twining package tape 4 outside insulating lacquer layer, with a thickness of 0.04mm, overlap rate is not less than 15%, specially Have reachable -200~300 DEG C of polyimide high temperature-resistant insulated paint of high insulating property, long-term use temperature range and substrate phase Same polyimide composite film twining package tape considerably increases the insulation performance of electric wire and bears short-circuit cable ability, thus from The service life for fundamentally improving electric wire was increased to 70 years by 25 years before；Outside polyimide composite film twining package tape Braiding uses diameter to dredge enhancement layer 5 made of for the ultra high molecular weight polyethylene fiber of 0.12mm ~ 0.2mm, and count is not Less than 50%, has density and extension at break is low and impact resistance outstanding and anti-cut, and there is very strong absorption energy The ability of amount, intensity are more than ten times of same section steel wire, substantially increase flex life and the tensile strength of electric wire；Adding Wrapped elastic cord breaker 6 outside strong layer, extrudes polyether-ether-ketone external insulation layer 7 outside elastic cord breaker, so that electric wire has machinery strong Height, high temperature resistant, impact resistance, fire-retardant, acid and alkali-resistance, hydrolysis, wear-resisting, endurance, radiation resistance are spent, load heat distortion temperature is up to 316 DEG C, instantaneously using temperature up to 300 DEG C, and there is the material self-extinguishment can reach UL even if any fire retardant is not added The 94V-0 grade of standard；Finally, can be pvc plastic construction, energy by plastic layer 8 outside wrapping up outside polyether-ether-ketone external insulation layer Enough waterproof abrasionproofs, protect inner lead core.

Furthermore as shown in Fig. 2, the elastic cord breaker 6 includes pad 61 and flexible outer pad 62 in flexibility, it is described it is flexible in Several air bags 63 are provided between pad and flexible outer pad, can effectively buffer from extraneous pressure, protect well Each layer of cable by extraneous extruding, does not protect cable to be unlikely to deform, also ensures the rounding property of cable well.

The above is improved so that electric wire has very excellent fire-retardant, environmentally friendly, high-low temperature resistant, endurance, wear-resisting, corrosion resistant Erosion, good insulation preformance, service life are long, and can satisfy the electric wire can be used in any Architecture Field.

The above is only the preferred embodiment of the utility model, it is noted that for the ordinary skill people of this field For member, without departing from the principle of this utility model, several variations and modifications can also be made, these also should be regarded as belonging to In the protection scope of the utility model.

Claims (8)

1. a kind of novel architecture long-life electric wire, which is characterized in that including being led as made of graphene plated film soft copper silk bundle strand Body is applied in conductor outer cladding engineering plastics polycarbonate inner insulating layer in the outer surface of engineering plastics polycarbonate inner insulating layer High-temperature insulation paint layer is covered, wrapped polyimide composite film twining package tape, compound in polyimides outside high-temperature insulation paint layer Enhancement layer is woven outside Transposed wind band, wrapped elastic cord breaker, extrudes outside polyether-ether-ketone outside elastic cord breaker outside enhancement layer Insulating layer wraps up outer by plastic layer outside polyether-ether-ketone external insulation layer.

2. novel architecture long-life electric wire according to claim 1, it is characterised in that: the graphene plated film soft copper The diameter of silk is 0.15~0.25mm.

3. novel architecture long-life electric wire according to claim 2, it is characterised in that: the poly- carbonic acid of the engineering plastics Ester inner insulating layer with a thickness of 0.7~1.2mm.

4. novel architecture long-life electric wire according to claim 1, it is characterised in that: the polyimides THIN COMPOSITE Film twining package tape is using overlapping lapping structure, and with a thickness of 0.04mm, overlap rate is not less than 15%.

5. novel architecture long-life electric wire according to claim 1, it is characterised in that: the enhancement layer use diameter for The ultra high molecular weight polyethylene fiber of 0.12mm ~ 0.2mm is dredged around forming, and count is not less than 50%.

6. novel architecture long-life electric wire according to claim 1, it is characterised in that: the elastic cord breaker includes Pad and flexible outer pad, are provided with several air bags between the flexible interior pad and flexible outer pad in flexible.

7. novel architecture long-life electric wire according to claim 1, it is characterised in that: the polyether-ether-ketone external insulation Layer with a thickness of 0.8mm ~ 1.5mm.

8. novel architecture long-life electric wire according to claim 1, it is characterised in that: the high-temperature insulation paint layer It is coated by polyimide insulative paint, with a thickness of 0.1~0.5mm.