CN103928089A - Controlling cable for monitoring alarm system - Google Patents
Controlling cable for monitoring alarm system Download PDFInfo
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- CN103928089A CN103928089A CN201410172659.5A CN201410172659A CN103928089A CN 103928089 A CN103928089 A CN 103928089A CN 201410172659 A CN201410172659 A CN 201410172659A CN 103928089 A CN103928089 A CN 103928089A
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Abstract
The invention discloses a controlling cable for a monitoring alarm system. A cable core comprises a Y-shaped rubber framework, wherein a temperature measurement wire core is arranged at the center of the Y-shaped rubber framework and includes two temperature measurement wire core conductors wrapped by thermosensitive insulation layers respectively, ground wire cores are respectively arranged in two of gaps of the Y-shaped rubber framework, a control wire core is arranged in another gap of the Y-shaped rubber framework, each ground wire core comprises a fan-shaped conductor wrapped by a silicone rubber insulation layer, the control wire core comprises three round conductors and fluoroplastic insulation layers wrapped on the round conductors, and after being stranded, the three round conductors are wrapped by a mica layer and then stranded with two tensile ropes. A taped covering, a steel-plastic belt longitudinal wrapping armor layer and a sheath layer are wrapped on the cable core in sequence. The temperature measurement conductors and the control cable are combined, therefore, temperature changes of the cable in use of the cable can be monitored, the alarm function can be achieved, electric appliances can be switched off in advance, or fire disasters can be avoided.
Description
Technical field
The present invention relates generally to field of cables, relates in particular to a kind of monitoring and alarming system control cables.
Background technology
Fire is that the personnel that cause injure one of disaster with property loss, along with building is to high level development, and the extensive use of automatic technology, the increase of various electric equipments, has more increased the danger of breaking out of fire.To this, various places, various countries have all been formulated increasingly strict fire codes in succession.When current naval vessel, production platform, petroleum chemical enterprise, power plant power station, automatic control Center Building, hotel, skyscraper, tunnel underground etc. all need fire hazard monitoring autoalarm, be beneficial to fire extinguishing, warning, illumination, communication etc.Fire safety and the fire-extinguishing and lifesaving of China to aspects such as buildings also quite paid attention to, along with breaking of fire protection rule is perfect, fire can only warning system also be widely used, and as matching used requisite cable, also should possess monitoring cable variations in temperature in use, thereby reach warning function, to send in time alarm signal, loss is dropped to minimum.It is poor that traditional cable jacket material exists anti-uv, the shortcoming that non-oxidizability is poor, and long term exposure easily causes insulating barrier premature aging, cracking in natural environment, can not reach protection, insulating requirements.
Summary of the invention
The object of the invention is exactly the defect in order to make up prior art, a kind of monitoring and alarming system control cables is provided, thermometric conductor and control cables are combined, make cable for monitoring cable variations in temperature in use, thereby reach warning function, close in advance or avoid the generation of fire.The non-oxidizability of cable jacket material of the present invention and anti-uv are good, extend the useful life of cable.
The present invention is achieved by the following technical solutions:
A kind of monitoring and alarming system control cables, include cable core, it is characterized in that: cable core includes Y shape rubber skeleton, the center of Y shape rubber skeleton is provided with thermometric core, thermometric core includes two thermometric core conductors, after two thermometric core conductors are wrapped with respectively temperature-sensitive insulating barrier outward, stranded bunchy forms outsourcing lapping layer, in wherein two spaces of Y shape rubber skeleton, be respectively equipped with a ground core, in another space of Y shape rubber skeleton, be provided with one and control core, ground core includes by more than seven tinned copper wire and carries out the sector conductor that stranded extruding forms, sector conductor is wrapped with silicone rubber insulation layer, control core and include three round conductors, be wrapped in the fluoroplastic insulation layer outside round conductor, three stranded rear outsourcing mica layers of round conductor carry out stranded with two tension ropes again, cable core outside is enclosed with lapping layer, the vertical bag of steel plastic band armour, restrictive coating successively.
Restrictive coating material is made up of the raw material of following weight portion: LLDPE 70-90, polyvinyl chloride 10-15, ethylene-tetrafluoroethylene copolymer 10-15, calcium stearate 1-2, barium stearate 1-2, lead sulfate tribasic 2-3, lithopone 4-6, OPE 3-5, methacryloxypropyl trimethoxy silane 1-2, ammonium dihydrogen phosphate 5-10, neatly stone flour 10-15, calcium sulfate crystal whiskers 8-12, modified mineral filler 16-22, sodium tungstate 3-6, tributyl citrate 15-20, irgasfos 168 1-2, ultraviolet absorbent UV-531 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 anti-oxidant DLTP of the SMA of c, the poly(4-methyl-1-pentene) of getting the high density polyethylene (HDPE), the 20-30% that are equivalent to complex mineral filler weight 30-40%, 10-15%, the tetraoctyl 1,2,4,5-benzenetetra-carboxylate of 4-8%, 2-3%, the ultra-violet absorber UV-327 of 1-2% process 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 restrictive coating material of the present invention, comprises the following steps:
(1) LLDPE, polyvinyl chloride, ethylene-tetrafluoroethylene copolymer are dropped in kneader and mixed, then add tributyl citrate to stir a moment, after plasticizer is by basic absorption, add calcium stearate, barium stearate, lead sulfate tribasic, OPE, make material temperature be raised to 70-80 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 40-50 DEG C time;
(2) above-mentioned kneaded raw material is dropped into extruding pelletization in double screw extruder, screw speed 50-80r/min, processing temperature is 130-160 DEG C;
(3) pack after metering.
Advantage of the present invention is:
The present invention combines thermometric conductor and control cables, makes cable for monitoring cable variations in temperature in use, thereby reaches warning function, closes in advance or avoid the generation of fire.Protective cover material of the present invention has better non-oxidizability and anti-uv, and long term exposure is difficult for aging, not easy to crack under the sun, and has good physical and mechanical properties, fire resistance and dielectric property.
Brief description of the drawings
Fig. 1 is structural representation of the present invention.
Embodiment
As shown in Figure 1, a kind of monitoring and alarming system control cables, include cable core, cable core includes Y shape rubber skeleton 1, the center of Y shape rubber skeleton 1 is provided with thermometric core, thermometric core includes two thermometric core conductors 2, two outer rear stranded bunchys of temperature-sensitive insulating barrier 3 that are wrapped with respectively of thermometric core conductor 2 form outsourcing lapping layer 4, in wherein two spaces of Y shape rubber skeleton 1, be respectively equipped with a ground core, in another space of Y shape rubber skeleton 1, be provided with one and control core, ground core includes by more than seven tinned copper wire and carries out the sector conductor 5 that stranded extruding forms, sector conductor 5 is wrapped with silicone rubber insulation layer 6, control core and include three round conductors 7, be wrapped in the fluoroplastic insulation layer 8 outside round conductor 7, three stranded rear outsourcing mica layers 13 of round conductor 7 carry out stranded with two tension ropes 9 again, cable core outside is enclosed with lapping layer 10, the vertical bag of steel plastic band armour 11, restrictive coating 12 successively.
Restrictive coating 12 materials are made up of the raw material of following weight portion: LLDPE 80, polyvinyl chloride 10, ethylene-tetrafluoroethylene copolymer 10, calcium stearate 1.5, barium stearate 1, lead sulfate tribasic 2, lithopone 5, OPE 4, methacryloxypropyl trimethoxy silane 1, ammonium dihydrogen phosphate 7, neatly stone flour 12, calcium sulfate crystal whiskers 10, modified mineral filler 18, sodium tungstate 4, tributyl citrate 18, irgasfos 168 1.5, ultraviolet absorbent UV-531 1.5,
The preparation method of described modified mineral filler is as follows: a, take wollastonite, kaolin, pyrophillite, bauxite mix by weight 8:4:2:1, pulverize, cross 200 mesh sieves, 720 DEG C of calcining 25min, 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 15% by concentration regulates PH to 5, heating water bath to 70 DEG C, 1500rpm speed lapping 10min, then be neutralized to neutrality with the sodium hydroxide solution that concentration is 15%, leave standstill 20min, filter, distilled water washing 2 times for filter residue, after oven dry, add in mixer, under 1000rpm 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 40-60 DEG C of temperature, stir 10-20min, dry, c, get be equivalent to high density polyethylene (HDPE), 25% poly(4-methyl-1-pentene), 10% SMA, 5% tetraoctyl 1,2,4,5-benzenetetra-carboxylate, 2% the anti-oxidant DLTP of complex mineral filler weight 35%, complex mineral filler that 1.5% ultra-violet absorber UV-327 processes 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 restrictive coating 12 materials, comprises the following steps:
(1) LLDPE, polyvinyl chloride, ethylene-tetrafluoroethylene copolymer are dropped in kneader and mixed, then add tributyl citrate to stir a moment, after plasticizer is by basic absorption, add calcium stearate, barium stearate, lead sulfate tribasic, OPE, make material temperature be raised to 70-80 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 40-50 DEG C time;
(2) above-mentioned kneaded raw material is dropped into extruding pelletization in double screw extruder, screw speed 50-80r/min, processing temperature is 130-160 DEG C;
(3) pack after metering.
The results of property of restrictive coating 12 materials that make after testing, is as following table:
Claims (3)
1. a monitoring and alarming system control cables, include cable core, it is characterized in that: cable core includes Y shape rubber skeleton, the center of Y shape rubber skeleton is provided with thermometric core, thermometric core includes two thermometric core conductors, after two thermometric core conductors are wrapped with respectively temperature-sensitive insulating barrier outward, stranded bunchy forms outsourcing lapping layer, in wherein two spaces of Y shape rubber skeleton, be respectively equipped with a ground core, in another space of Y shape rubber skeleton, be provided with one and control core, ground core includes by more than seven tinned copper wire and carries out the sector conductor that stranded extruding forms, sector conductor is wrapped with silicone rubber insulation layer, control core and include three round conductors, be wrapped in the fluoroplastic insulation layer outside round conductor, three stranded rear outsourcing mica layers of round conductor carry out stranded with two tension ropes again, cable core outside is enclosed with lapping layer, the vertical bag of steel plastic band armour, restrictive coating successively.
2. monitoring and alarming system control cables according to claim 1, restrictive coating material described in it is characterized in that is made up of the raw material of following weight portion: LLDPE 70-90, polyvinyl chloride 10-15, ethylene-tetrafluoroethylene copolymer 10-15, calcium stearate 1-2, barium stearate 1-2, lead sulfate tribasic 2-3, lithopone 4-6, OPE 3-5, methacryloxypropyl trimethoxy silane 1-2, ammonium dihydrogen phosphate 5-10, neatly stone flour 10-15, calcium sulfate crystal whiskers 8-12, modified mineral filler 16-22, sodium tungstate 3-6, tributyl citrate 15-20, irgasfos 168 1-2, ultraviolet absorbent UV-531 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 anti-oxidant DLTP of the SMA of c, the poly(4-methyl-1-pentene) of getting the high density polyethylene (HDPE), the 20-30% that are equivalent to complex mineral filler weight 30-40%, 10-15%, the tetraoctyl 1,2,4,5-benzenetetra-carboxylate of 4-8%, 2-3%, the ultra-violet absorber UV-327 of 1-2% process 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. monitoring and alarming system control cables according to claim 1, the preparation method of the restrictive coating material described in it is characterized in that, comprises the following steps:
(1) LLDPE, polyvinyl chloride, ethylene-tetrafluoroethylene copolymer are dropped in kneader and mixed, then add tributyl citrate to stir a moment, after plasticizer is by basic absorption, add calcium stearate, barium stearate, lead sulfate tribasic, OPE, make material temperature be raised to 70-80 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 40-50 DEG C time;
(2) above-mentioned kneaded raw material is dropped into extruding pelletization in double screw extruder, screw speed 50-80r/min, processing temperature is 130-160 DEG C;
(3) pack after metering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410172659.5A CN103928089A (en) | 2014-04-26 | 2014-04-26 | Controlling cable for monitoring alarm system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410172659.5A CN103928089A (en) | 2014-04-26 | 2014-04-26 | Controlling cable for monitoring alarm system |
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| Publication Number | Publication Date |
|---|---|
| CN103928089A true CN103928089A (en) | 2014-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410172659.5A Pending CN103928089A (en) | 2014-04-26 | 2014-04-26 | Controlling cable for monitoring alarm system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105101496A (en) * | 2015-08-12 | 2015-11-25 | 安邦电气集团有限公司 | Electric tracing band for self-limited temperature oil well |
| CN106057351A (en) * | 2016-08-01 | 2016-10-26 | 江苏远方电缆厂有限公司 | Temperature measurement soft fire resistant transmission signal cable |
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| JP2004095256A (en) * | 2002-08-30 | 2004-03-25 | Yazaki Corp | Composite cable and method for mounting connector to it |
| CN101230210A (en) * | 2007-12-28 | 2008-07-30 | 河北工业大学 | Method for preparing organic modified silicate mineral clay |
| CN101525457A (en) * | 2009-03-05 | 2009-09-09 | 安徽新科电缆集团股份有限公司 | Environment-friendly cold and corrosion resistant silane cross-linked flexible polyvinyl chloride cable material |
| CN202584898U (en) * | 2012-03-30 | 2012-12-05 | 安徽蒙特尔电缆集团有限公司 | Pressure-resisting power cable for inverter |
| CN202711823U (en) * | 2012-06-04 | 2013-01-30 | 安徽华联电缆集团有限公司 | Temperature sensing type power cable |
| CN203165523U (en) * | 2013-02-26 | 2013-08-28 | 安徽四惠电缆有限公司 | Flexible cable with characteristics of polyvinyl chloride insulation and flame-retardant polyurethane elastomer sheath |
| CN203480891U (en) * | 2013-09-13 | 2014-03-12 | 董松节 | Resistance-stable salt lake cable |
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2014
- 2014-04-26 CN CN201410172659.5A patent/CN103928089A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004095256A (en) * | 2002-08-30 | 2004-03-25 | Yazaki Corp | Composite cable and method for mounting connector to it |
| CN101230210A (en) * | 2007-12-28 | 2008-07-30 | 河北工业大学 | Method for preparing organic modified silicate mineral clay |
| CN101525457A (en) * | 2009-03-05 | 2009-09-09 | 安徽新科电缆集团股份有限公司 | Environment-friendly cold and corrosion resistant silane cross-linked flexible polyvinyl chloride cable material |
| CN202584898U (en) * | 2012-03-30 | 2012-12-05 | 安徽蒙特尔电缆集团有限公司 | Pressure-resisting power cable for inverter |
| CN202711823U (en) * | 2012-06-04 | 2013-01-30 | 安徽华联电缆集团有限公司 | Temperature sensing type power cable |
| CN203165523U (en) * | 2013-02-26 | 2013-08-28 | 安徽四惠电缆有限公司 | Flexible cable with characteristics of polyvinyl chloride insulation and flame-retardant polyurethane elastomer sheath |
| CN203480891U (en) * | 2013-09-13 | 2014-03-12 | 董松节 | Resistance-stable salt lake cable |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105101496A (en) * | 2015-08-12 | 2015-11-25 | 安邦电气集团有限公司 | Electric tracing band for self-limited temperature oil well |
| CN106057351A (en) * | 2016-08-01 | 2016-10-26 | 江苏远方电缆厂有限公司 | Temperature measurement soft fire resistant transmission signal cable |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20140716 |