CN103928095B - A kind of silicone rubber insulated cable with Y shape polyamide skeleton - Google Patents
A kind of silicone rubber insulated cable with Y shape polyamide skeleton Download PDFInfo
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- CN103928095B CN103928095B CN201410172697.0A CN201410172697A CN103928095B CN 103928095 B CN103928095 B CN 103928095B CN 201410172697 A CN201410172697 A CN 201410172697A CN 103928095 B CN103928095 B CN 103928095B
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Abstract
The present invention discloses a kind of silicone rubber insulated cable with Y shape polyamide skeleton, cable core includes Y shape polyamide skeleton, the center of Y shape polyamide skeleton is provided with surveys temperature core, wherein two spaces of Y shape polyamide skeleton are respectively equipped with a control conductor, another space of Y shape polyamide skeleton is provided with a wire core, wire core includes sector shaped conductor, sector shaped conductor is wrapped with silicon rubber insulation layer, control conductor includes two circular conductors, the silicon rubber insulation layer being wrapped in outside circular conductor, two circular conductors and two tension ropes carry out stranded rear outsourcing mica layer, copper wire weaves individually shielded layer, cable core outside is enclosed with lapping layer, copper strips braiding screen layer, oversheath successively. together with survey temperature conductor is combined in by Y shape polyamide skeleton with control cables by the present invention, makes cable standby monitoring cable temperature variation in use, thus reach warning function, close in advance or avoid occurring and ensure that the stability of cable of fire.
Description
Technical field
The present invention relates generally to technical field, particularly relates to a kind of silicone rubber insulated cable with Y shape polyamide skeleton.
Background technology
Fire causes personnel to injure one of great disaster with property damage, and along with building is to high level development, the widespread use of automatic technology, the increase of various electric installation, further increases the danger of presence of fire. To this, various places, various countries have formulated increasingly strict fire codes all in succession. When current naval vessel, production vessel, petroleum chemical enterprise, power plant power station, automatic control center building, hotel, Highrise buildings, tunnel underground etc. all need the automatic warning device of fire hazard monitoring, it is beneficial to fire extinguishing, warning, illumination, communication etc. The fire safety of the aspects such as buildings and fire-extinguishing and lifesaving are also quite paid attention to by China, along with fire-protection rules come disconnected perfect, fire can only warning also be widely used, and as matching used essential cable, also should possess monitoring cable temperature variation in use, thus reach warning function, to send guard signal in time, loss is dropped to minimum.
Traditional cable outer sheath material also exists the shortcoming of environmental stress crack resistance difference, and environmental stress is very responsive, easily ftractures, and affects the work-ing life of cable.
Summary of the invention
The object of the invention is exactly the defect in order to make up prior art, a kind of silicone rubber insulated cable with Y shape polyamide skeleton is provided, together with survey temperature conductor is combined in control conductor, wire core, make cable for control cables temperature variation in use, thus reach warning function, close or avoid the generation of fire in advance. The present invention improves the environmental stress crack resistance of cable outer sheath material, extends the work-ing life of cable.
The present invention is achieved by the following technical solutions:
A kind of silicone rubber insulated cable with Y shape polyamide skeleton, include cable core, it is characterized in that: cable core includes Y shape polyamide skeleton, the center of Y shape polyamide skeleton is provided with surveys temperature core, survey temperature core and include two survey temperature core conductors, it is twisted into bundle after being wrapped with temperature-sensitive insulation layer respectively outside two survey temperature core conductors and forms outer wrap covering, wherein two spaces of Y shape polyamide skeleton are respectively equipped with a control conductor, another space of Y shape polyamide skeleton is provided with a wire core, wire core includes the sector shaped conductor being carried out stranded extruding and being formed by more than seven zinc-plated copper wires, sector shaped conductor is wrapped with silicon rubber insulation layer, control conductor includes two circular conductors, the silicon rubber insulation layer being wrapped in outside circular conductor, two circular conductors and two tension ropes carry out stranded rear outsourcing mica layer, copper wire weaves individually shielded layer, cable core outside is enclosed with lapping layer, copper strips braiding screen layer, oversheath successively.
Jacket material is made up of the raw material of following weight part: high density polyethylene(HDPE) 55-65, polypropylene 30-40, acrylonitrile-acrylate-styrene terpolymer 15-25, Tristearoylglycerol 2.5-4.5, Dythal 2-3, Zinic stearas 1-2, Octadecanoyl tributyl citrate 10-15, ammonium molybdate 5-10, two (diphenyl phosphoester) 7-14 of Resorcinol, trimeric cyanamide coated ammonium polyphosphate 10-15, calcined loess 15-20, oxidation inhibitor 10351-2, UV light absorber UV-91-2, modified mineral filler 10-15,
The preparation method of described modified mineral filler is as follows: a, take wollastonite by weight 5-10:3-6:2-4:1, kaolin, agalmatolite, bauxitic clay mix, pulverize, cross 200-300 order sieve, 650-750 DEG C of calcining 20-30min, naturally cools to room temperature, b, the suspension that concentration is 35-45% is made in the making beating that added water by the composite minerals filler of above-mentioned calcination processing, the hydrochloric acid soln being 15-20% by concentration regulates PH to 4-5, heating in water bath is to 70-80 DEG C, 1500-2000rpm grinds 10-15min at a high speed, then the sodium hydroxide solution being 10-15% by concentration is neutralized to neutrality, leave standstill 20-30min, filter, filter residue distilled water wash 2-3 time, add after oven dry in mixing machine, under 500-1000rpm high-speed stirring, get the methoxy poly (ethylene glycol) monomethacrylates being equivalent to composite minerals filler weight 3-5%, the Di(dioctylpyrophosphato) ethylene titanate of 0.5-1%, the polymaleic acid of 2-4% slowly adds in composite minerals filler with vaporific or droplet form after mixing, 10-20min is stirred at 40-60 DEG C of temperature, dry, c, get be equivalent to composite minerals filler weight 40-50% chlorinatedpolyethylene, the nylon66 fiber of 10-20%, the poly 1-butene of 5-10%, the N of 3-6%, the composite minerals filler that the flyash of N'-ethylenebisstearamide, 4-8% processes with step b together drops into twin screw extruder after mixing and carries out melt blending, then extruding pelletization, naturally cool to room temperature, it is modification composite minerals filler.
The preparation method of jacket material of the present invention, comprises the following steps:
(1) linear low density polyethylene, polyvinyl chloride, ethylene-tetrafluoroethylene copolymer are dropped in kneader and mix, then Octadecanoyl tributyl citrate, Resorcinol two (diphenyl phosphoester) stirring is added for a moment, after softening agent is by basic absorption, add Tristearoylglycerol, Dythal, Zinic stearas, material temperature is made to be raised to 75-85 DEG C by heat of friction, add remaining raw material again, when material temperature rises to 100-120 DEG C, material is discharged in cooling mixing machine and lowers the temperature, to discharging when less than 45-55 DEG C;
(2) above-mentioned kneaded raw material being dropped into extruding pelletization in twin screw extruder, screw speed 80-120r/min, processing temperature is 150-180 DEG C;
(3) pack after metering.
It is an advantage of the invention that:
Together with survey temperature conductor is combined in by Y shape polyamide skeleton with control cables by the present invention, makes cable standby monitoring cable temperature variation in use, thus reach warning function, close in advance or avoid occurring and ensure that the stability of cable of fire. Cable outer sheath material environmental stress cracking resistance of the present invention is excellent, and there is the features such as good weathering resistance, resistant of high or low temperature, erosion resistance, chemical stability, mechanical property, it is possible in the severe environment such as sweltering heat, cold, salt fog, dark and damp, acid rain, long-term normal operation does not ftracture.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Embodiment
As shown in Figure 1, a kind of silicone rubber insulated cable with Y shape polyamide skeleton, include cable core, cable core includes Y shape polyamide skeleton 1, the center of Y shape polyamide skeleton 1 is provided with surveys temperature core, survey temperature core and include two survey temperature core conductors 2, it is twisted into bundle after being wrapped with temperature-sensitive insulation layer 3 respectively outside two survey temperature core conductors 2 and forms outer wrap covering 4, wherein two spaces of Y shape polyamide skeleton 1 are respectively equipped with a control conductor, another space of Y shape polyamide skeleton 1 is provided with a wire core, wire core includes the sector shaped conductor 5 being carried out stranded extruding and being formed by more than seven zinc-plated copper wires, sector shaped conductor 5 is wrapped with silicon rubber insulation layer 6, control conductor includes two circular conductors 7, it is wrapped in the silicon rubber insulation layer 8 of circular conductor outer 7, two circular conductors 7 and two tension ropes 9 carry out stranded rear outsourcing mica layer 10, copper wire weaves individually shielded layer 11, cable core outside is enclosed with lapping layer 12, copper strips braiding screen layer 13, oversheath 14 successively.
Oversheath 14 material is made up of the raw material of following weight part: high density polyethylene(HDPE) 60, polypropylene 35, acrylonitrile-acrylate-styrene terpolymer 20, Tristearoylglycerol 3.5, Dythal 2.5, Zinic stearas 1.5, Octadecanoyl tributyl citrate 12, ammonium molybdate 8, two (diphenyl phosphoester) 9 of Resorcinol, trimeric cyanamide coated ammonium polyphosphate 12, calcined loess 18, oxidation inhibitor 10351.5, UV light absorber UV-91.5, modified mineral filler 15,
The preparation method of described modified mineral filler is as follows: a, take wollastonite by weight 7:5:3:1, kaolin, agalmatolite, bauxitic clay mix, pulverize, cross 250 orders sieves, 700 DEG C of calcining 25min, naturally cool to room temperature, b, the suspension that concentration is 40% is made in the making beating that added water by the composite minerals filler of above-mentioned calcination processing, the hydrochloric acid soln being 18% by concentration regulates PH to 4.5, heating in water bath to 75 DEG C, 2000rpm grinds 10min at a high speed, then the sodium hydroxide solution being 10-15% by concentration is neutralized to neutrality, leave standstill 20min, filter, filter residue distilled water wash 2 times, add after oven dry in mixing machine, under 800rpm high-speed stirring, get the methoxy poly (ethylene glycol) monomethacrylates being equivalent to composite minerals filler weight 4%, the Di(dioctylpyrophosphato) ethylene titanate of 0.6%, the polymaleic acid of 3% slowly adds in composite minerals filler with vaporific or droplet form after mixing, 15min is stirred at 50 DEG C of temperature, dry, c, get be equivalent to composite minerals filler weight 45% chlorinatedpolyethylene, 15% nylon66 fiber, the poly 1-butene of 5%, the N of 4%, N'-ethylenebisstearamide, 6% the composite minerals filler that processes with step b of flyash mix after together drop into twin screw extruder and carry out melt blending, then extruding pelletization, naturally cool to room temperature, it is modification composite minerals filler. the preparation method of oversheath 14 material, comprises the following steps:
(1) linear low density polyethylene, polyvinyl chloride, ethylene-tetrafluoroethylene copolymer are dropped in kneader and mix, then Octadecanoyl tributyl citrate, Resorcinol two (diphenyl phosphoester) stirring is added for a moment, after softening agent is by basic absorption, add Tristearoylglycerol, Dythal, Zinic stearas, material temperature is made to be raised to 75-85 DEG C by heat of friction, add remaining raw material again, when material temperature rises to 100-120 DEG C, material is discharged in cooling mixing machine and lowers the temperature, to discharging when less than 45-55 DEG C;
(2) above-mentioned kneaded raw material being dropped into extruding pelletization in twin screw extruder, screw speed 80-120r/min, processing temperature is 150-180 DEG C;
(3) pack after metering.
After testing, the results of property of obtained oversheath 14 material is such as following table:
Claims (1)
1. the silicone rubber insulated cable with Y shape polyamide skeleton, include cable core, it is characterized in that: cable core includes Y shape polyamide skeleton, the center of Y shape polyamide skeleton is provided with surveys temperature core, survey temperature core and include two survey temperature core conductors, it is twisted into bundle after being wrapped with temperature-sensitive insulation layer respectively outside two survey temperature core conductors and forms outer wrap covering, wherein two spaces of Y shape polyamide skeleton are respectively equipped with a control conductor, another space of Y shape polyamide skeleton is provided with a wire core, wire core includes the sector shaped conductor being carried out stranded extruding and being formed by more than seven zinc-plated copper wires, sector shaped conductor is wrapped with silicon rubber insulation layer, control conductor includes two circular conductors, the silicon rubber insulation layer being wrapped in outside circular conductor, two circular conductors and two tension ropes carry out stranded rear outsourcing mica layer, copper wire weaves individually shielded layer, cable core outside is enclosed with lapping layer, copper strips braiding screen layer, oversheath successively,
Described jacket material is made up of the raw material of following weight part: high density polyethylene(HDPE) 55-65, polypropylene 30-40, acrylonitrile-acrylate-styrene terpolymer 15-25, Tristearoylglycerol 2.5-4.5, Dythal 2-3, Zinic stearas 1-2, Octadecanoyl tributyl citrate 10-15, ammonium molybdate 5-10, two (diphenyl phosphoester) 7-14 of Resorcinol, trimeric cyanamide coated ammonium polyphosphate 10-15, calcined loess 15-20, oxidation inhibitor 10351-2, UV light absorber UV-91-2, modified mineral filler 10-15, the preparation method of described modified mineral filler is as follows:
A, take wollastonite by weight 5-10:3-6:2-4:1, kaolin, agalmatolite, bauxitic clay mix, pulverize, cross 200-300 order sieve, 650-750 DEG C of calcining 20-30min, naturally cools to room temperature;
B, the suspension that concentration is 35-45% is made in the making beating that added water by the composite minerals filler of above-mentioned calcination processing, the hydrochloric acid soln being 15-20% by concentration regulates pH to 4-5, heating in water bath is to 70-80 DEG C, 1500-2000rpm grinds 10-15min at a high speed, then the sodium hydroxide solution being 10-15% by concentration is neutralized to neutrality, leave standstill 20-30min, filter, filter residue distilled water wash 2-3 time, add after oven dry in mixing machine, under 500-1000rpm high-speed stirring, get the methoxy poly (ethylene glycol) monomethacrylates being equivalent to composite minerals filler weight 3-5%, the Di(dioctylpyrophosphato) ethylene titanate of 0.5-1%, the polymaleic acid of 2-4% slowly adds in composite minerals filler with vaporific or droplet form after mixing, 10-20min is stirred at 40-60 DEG C of temperature, dry,
C, get be equivalent to composite minerals filler weight 40-50% chlorinatedpolyethylene, the nylon66 fiber of 10-20%, the poly 1-butene of 5-10%, the N of 3-6%, the composite minerals filler that the flyash of N'-ethylenebisstearamide, 4-8% processes with step b together drops into twin screw extruder after mixing and carries out melt blending, then extruding pelletization, naturally cool to room temperature, it is modification composite minerals filler.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410172697.0A CN103928095B (en) | 2014-04-26 | 2014-04-26 | A kind of silicone rubber insulated cable with Y shape polyamide skeleton |
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| CN201410172697.0A CN103928095B (en) | 2014-04-26 | 2014-04-26 | A kind of silicone rubber insulated cable with Y shape polyamide skeleton |
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| CN103928095A CN103928095A (en) | 2014-07-16 |
| CN103928095B true CN103928095B (en) | 2016-06-01 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105188170A (en) * | 2015-09-25 | 2015-12-23 | 河南机电高等专科学校 | Heating cable capable of measuring temperature and alarming |
| CN106683798A (en) * | 2017-01-12 | 2017-05-17 | 芜湖航天特种电缆厂股份有限公司 | Kaolin modification-based nylon cable protection sleeve and fabrication method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0890961A2 (en) * | 1997-07-10 | 1999-01-13 | Alcatel | Electric cable |
| CN201477927U (en) * | 2009-09-08 | 2010-05-19 | 四川明星电缆股份有限公司 | Fireproof variable frequency cable with silicone rubber insulating and sheathing layers |
| CN202711777U (en) * | 2012-06-05 | 2013-01-30 | 安徽华联电缆集团有限公司 | General rubber sheathed cable |
| CN202839087U (en) * | 2012-08-25 | 2013-03-27 | 安徽海纳电缆集团有限公司 | Inflaming retarding fluoroplastic insulation and sheath cable |
| CN202839090U (en) * | 2012-08-25 | 2013-03-27 | 安徽海纳电缆集团有限公司 | High strength temperature sensitive power cable |
-
2014
- 2014-04-26 CN CN201410172697.0A patent/CN103928095B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0890961A2 (en) * | 1997-07-10 | 1999-01-13 | Alcatel | Electric cable |
| CN201477927U (en) * | 2009-09-08 | 2010-05-19 | 四川明星电缆股份有限公司 | Fireproof variable frequency cable with silicone rubber insulating and sheathing layers |
| CN202711777U (en) * | 2012-06-05 | 2013-01-30 | 安徽华联电缆集团有限公司 | General rubber sheathed cable |
| CN202839087U (en) * | 2012-08-25 | 2013-03-27 | 安徽海纳电缆集团有限公司 | Inflaming retarding fluoroplastic insulation and sheath cable |
| CN202839090U (en) * | 2012-08-25 | 2013-03-27 | 安徽海纳电缆集团有限公司 | High strength temperature sensitive power cable |
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