CN103928104A - Radio frequency cable for ship - Google Patents

Abstract

The invention discloses a radio frequency cable for a ship. The radio frequency cable for the ship comprises a cable core, the cable core comprises a V-shaped rubber framework, a control wire core is arranged above the V-shaped rubber framework, the control wire core comprises a control conductor which is wrapped by a silicon rubber insulation layer, a fireproof layer and a shielding layer from inside to outside in sequence, two power wire cores are arranged below the V-shaped rubber framework, each power wire core comprises three power conductors wrapped by polyethylene insulation layers, the corresponding three power conductors are twisted and then are wrapped by an aluminum plastic composite belt wrapping layer and a glass fiber fireproof layer, and the cable core is wrapped by an inner polythene protecting bush, a glass fiber fireproof layer and an outer protecting bush in sequence. According to the radio frequency cable for the ship, through the adoption of the V-shaped rubber framework, the firmness of the cable is ensured, and the control conductor can be separated from other conductors; the radio frequency cable for the ship further has the advantages of being waterproof, fireproof, resistant to high temperature, resistant to signal interference, environmentally friendly and the like; the radio frequency cable for the ship is a comprehensive cable and is wide in application range.

Description

Boats and ships radio frequency cable

Technical field

The present invention relates generally to field of cables, relates in particular to a kind of boats and ships radio frequency cable.

Background technology

Its inner wire of traditional shipboard radio frequency cable is copper conductor, sheath is individual layer pvc sheath, now boats and ships and ocean engineering cable all require that cable has low cigarette, Halogen, environmental protection, corrosion-resistant, pest-resistantly stings, water resistance characteristic absolutely mostly, and obvious traditional shipboard radio frequency cable can not meet the requirement of modern ships.

Traditional cable jacket material flexibility is bad, hot strength and shock strength, corrosion resistance, creep resistance, resistance to wear Shortcomings situation.

Summary of the invention

The object of the invention is exactly the defect in order to make up prior art, and a kind of boats and ships radio frequency cable is provided.Cable jacket material flexibility of the present invention is good, hot strength and shock strength, corrosion resistance, and creep resistance, resistance to wear are high.

The present invention is achieved by the following technical solutions:

A kind of boats and ships radio frequency cable, include cable core, it is characterized in that: cable core includes V-arrangement rubber skeleton, the top of described V-arrangement rubber skeleton is equipped with one and controls core, control core includes one and is enclosed with successively from inside to outside silicone rubber insulation layer, flame retardant coating, the control conductor of screen, the below of V-arrangement rubber skeleton is equipped with two power cores, power core includes three power conductors that are enclosed with polyethylene layer, three power conductors carry out after stranded being coated with aluminum plastic composite belt longitudinal covering, glass fibre flame retardant coating, cable core is enclosed with polyethylene inner sheath outward successively, glass fibre flame retardant coating, oversheath.

Jacket material is made up of the raw material of following weight portion: Corvic 60-80, polypropylene 15-25, polydicyclopentadiene 8-16, dioctyl phthalate 10-15, n-butyl sebacate 6-12, acetylene carbon black 15-20, five (isooctyl thioglycolate) antimony 2-3, zinc naphthenate 1-2, anilinomethyl triethoxysilane 1.5-2.5, APP 10-15, butyl stearate 3-5, OPE 2-4, lithopone 4-8, modified mineral filler 14-22, antioxidant 300 1-2,

The preparation method of described modified mineral filler is as follows: a, take wollastonite, kaolin, pyrophillite, bauxite mix by weight 5-10:3-6:2-4:1, pulverize, cross 200-300 mesh sieve, 650-750 DEG C of calcining 20-30min, naturally cools to room temperature, b, the complex mineral filler of above-mentioned calcination processing is added water to pull an oar and make the suspension that concentration is 35-45%, the hydrochloric acid solution that is 15-20% by concentration regulates PH to 4-5, heating water bath is to 70-80 DEG C, 1500-2000rpm speed lapping 10-15min, then be neutralized to neutrality with the sodium hydroxide solution that concentration is 10-15%, leave standstill 20-30min, filter, distilled water washing 2-3 time for filter residue, after oven dry, add in mixer, under 500-1000rpm high-speed stirred, get the methoxy poly (ethylene glycol) monomethacrylates that is equivalent to complex mineral filler weight 3-5%, the Di(dioctylpyrophosphato) ethylene titanate of 0.5-1%, after mixing, the poly of 2-4% slowly adds in complex mineral filler with vaporific or droplet form, at 40-60 DEG C of temperature, stir 10-20min, dry, after the complex mineral filler that the schmigel of the borax of c, the polytrifluorochloroethylene of getting the LLDPE, the 20-30% that are equivalent to complex mineral filler weight 35-45%, 3-6%, the antioxidant 1010 of 1-2%, 2-4%, the tetraoctyl pyromellitate of 5-10% are processed with step b mixes, together drop into double screw extruder and carry out melt blending, then extruding pelletization, naturally cool to room temperature, be modification complex mineral filler.

The preparation method of jacket material of the present invention, comprises the following steps:

(1) Corvic, polypropylene, polydicyclopentadiene are dropped in kneader and mixed, then add dioctyl phthalate, n-butyl sebacate to stir a moment, after plasticizer is by basic absorption, add five (isooctyl thioglycolate) antimony, zinc naphthenate, make material temperature be raised to 65-75 DEG C by frictional heat, then add remaining raw material, when material temperature rises to 90-100 DEG C, material is discharged in cooling mixing machine and is lowered the temperature, discharging to below 45-50 DEG C time;

(2) above-mentioned kneaded raw material is dropped into extruding pelletization in double screw extruder, screw speed 30-50r/min, processing temperature is 130-160 DEG C;

(3) pack after metering.

Advantage of the present invention is:

The present invention adopts V-arrangement rubber skeleton both to ensure the fastness of cable, can distinguish by controlling conductor and other conductors again the functions such as the present invention blocks water in addition, fire-resistant, high temperature resistant, anti-signal interference, environmental protection; The present invention is composite cable, applied range.Cable jacket material flexibility of the present invention is good, hot strength and shock strength, corrosion resistance, and creep resistance, resistance to wear are high.

Brief description of the drawings

Fig. 1 is structural representation of the present invention.

Embodiment

As shown in Figure 1, a kind of boats and ships radio frequency cable, include cable core, cable core includes V-arrangement rubber skeleton 1, the top of V-arrangement rubber skeleton 1 is equipped with one and controls core, control core includes one and is enclosed with successively from inside to outside silicone rubber insulation layer 3, flame retardant coating 4, the control conductor 2 of screen 5, the below of V-arrangement rubber skeleton 1 is equipped with two power cores, power core includes three power conductors 6 that are enclosed with polyethylene layer 7, three power conductors 6 carry out after stranded being coated with aluminum plastic composite belt longitudinal covering 8, glass fibre flame retardant coating 9, cable core is enclosed with polyethylene inner sheath 10 outward successively, glass fibre flame retardant coating 11, oversheath 12.

Oversheath 12 materials are made up of the raw material of following weight (kg): Corvic 70, polypropylene 20, polydicyclopentadiene 12, dioctyl phthalate 10, n-butyl sebacate 8, acetylene carbon black 16, five (isooctyl thioglycolate) antimony 2, zinc naphthenate 1, anilinomethyl triethoxysilane 2, APP 10, butyl stearate 4, OPE 3, lithopone 6, modified mineral filler 18, antioxidant 300 1.5;

The preparation method of described modified mineral filler is as follows: a, take wollastonite, kaolin, pyrophillite, bauxite mix by weight 6:3:2:1, pulverize, cross 300 mesh sieves, 750 DEG C of calcining 20min, naturally cool to room temperature, b, the complex mineral filler of above-mentioned calcination processing is added water, and to make concentration be 35% suspension in making beating, the hydrochloric acid solution that is 20% by concentration regulates PH to 4, heating water bath to 80 DEG C, 1500rpm speed lapping 10min, then be neutralized to neutrality with the sodium hydroxide solution that concentration is 15%, leave standstill 30min, filter, distilled water washing 3 times for filter residue, after oven dry, add in mixer, under 500rpm high-speed stirred, get the methoxy poly (ethylene glycol) monomethacrylates that is equivalent to complex mineral filler weight 3%, 0.5% Di(dioctylpyrophosphato) ethylene titanate, after mixing, 2% poly slowly adds in complex mineral filler with vaporific or droplet form, at 60 DEG C of temperature, stir 10min, dry, c, get be equivalent to LLDPE, 25% polytrifluorochloroethylene, 4% borax, 1.5% antioxidant 1010,3% the schmigel of complex mineral filler weight 40%, complex mineral filler that 8% tetraoctyl pyromellitate is processed with step b together drops into double screw extruder after mixing and carries out melt blending, then extruding pelletization, naturally cool to room temperature, be modification complex mineral filler.

The preparation method of oversheath 12 materials, comprises the following steps:

(1) Corvic, polypropylene, polydicyclopentadiene are dropped in kneader and mixed, then add dioctyl phthalate, n-butyl sebacate to stir a moment, after plasticizer is by basic absorption, add five (isooctyl thioglycolate) antimony, zinc naphthenate, make material temperature be raised to 65-75 DEG C by frictional heat, then add remaining raw material, when material temperature rises to 90-100 DEG C, material is discharged in cooling mixing machine and is lowered the temperature, discharging to below 45-50 DEG C time;

(2) above-mentioned kneaded raw material is dropped into extruding pelletization in double screw extruder, screw speed 30-50r/min, processing temperature is 130-160 DEG C;

(3) pack after metering.

The results of property of oversheath 12 materials that make after testing, is as following table:

Claims (3)

1. a boats and ships radio frequency cable, include cable core, it is characterized in that: cable core includes V-arrangement rubber skeleton, the top of described V-arrangement rubber skeleton is equipped with one and controls core, control core includes one and is enclosed with successively from inside to outside silicone rubber insulation layer, flame retardant coating, the control conductor of screen, the below of V-arrangement rubber skeleton is equipped with two power cores, power core includes three power conductors that are enclosed with polyethylene layer, three power conductors carry out after stranded being coated with aluminum plastic composite belt longitudinal covering, glass fibre flame retardant coating, cable core is enclosed with polyethylene inner sheath outward successively, glass fibre flame retardant coating, oversheath.

2. boats and ships radio frequency cable according to claim 1, jacket material described in it is characterized in that is made up of the raw material of following weight portion: Corvic 60-80, polypropylene 15-25, polydicyclopentadiene 8-16, dioctyl phthalate 10-15, n-butyl sebacate 6-12, acetylene carbon black 15-20, five (isooctyl thioglycolate) antimony 2-3, zinc naphthenate 1-2, anilinomethyl triethoxysilane 1.5-2.5, APP 10-15, butyl stearate 3-5, OPE 2-4, lithopone 4-8, modified mineral filler 14-22, antioxidant 300 1-2,

The preparation method of described modified mineral filler is as follows: a, take wollastonite, kaolin, pyrophillite, bauxite mix by weight 5-10:3-6:2-4:1, pulverize, cross 200-300 mesh sieve, 650-750 DEG C of calcining 20-30min, naturally cools to room temperature, b, the complex mineral filler of above-mentioned calcination processing is added water to pull an oar and make the suspension that concentration is 35-45%, the hydrochloric acid solution that is 15-20% by concentration regulates PH to 4-5, heating water bath is to 70-80 DEG C, 1500-2000rpm speed lapping 10-15min, then be neutralized to neutrality with the sodium hydroxide solution that concentration is 10-15%, leave standstill 20-30min, filter, distilled water washing 2-3 time for filter residue, after oven dry, add in mixer, under 500-1000rpm high-speed stirred, get the methoxy poly (ethylene glycol) monomethacrylates that is equivalent to complex mineral filler weight 3-5%, the Di(dioctylpyrophosphato) ethylene titanate of 0.5-1%, after mixing, the poly of 2-4% slowly adds in complex mineral filler with vaporific or droplet form, at 40-60 DEG C of temperature, stir 10-20min, dry, after the complex mineral filler that the schmigel of the borax of c, the polytrifluorochloroethylene of getting the LLDPE, the 20-30% that are equivalent to complex mineral filler weight 35-45%, 3-6%, the antioxidant 1010 of 1-2%, 2-4%, the tetraoctyl pyromellitate of 5-10% are processed with step b mixes, together drop into double screw extruder and carry out melt blending, then extruding pelletization, naturally cool to room temperature, be modification complex mineral filler.

3. boats and ships radio frequency cable according to claim 2, the preparation method of the jacket material described in it is characterized in that, comprises the following steps:

(1) Corvic, polypropylene, polydicyclopentadiene are dropped in kneader and mixed, then add dioctyl phthalate, n-butyl sebacate to stir a moment, after plasticizer is by basic absorption, add five (isooctyl thioglycolate) antimony, zinc naphthenate, make material temperature be raised to 65-75 DEG C by frictional heat, then add remaining raw material, when material temperature rises to 90-100 DEG C, material is discharged in cooling mixing machine and is lowered the temperature, discharging to below 45-50 DEG C time;

(2) above-mentioned kneaded raw material is dropped into extruding pelletization in double screw extruder, screw speed 30-50r/min, processing temperature is 130-160 DEG C;

(3) pack after metering.