CN104681191A - Rubber jacketed flexible cable with low smoke, no halogen, low toxicity and environment friendliness for coal mine - Google Patents
Rubber jacketed flexible cable with low smoke, no halogen, low toxicity and environment friendliness for coal mine Download PDFInfo
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- CN104681191A CN104681191A CN201310628124.XA CN201310628124A CN104681191A CN 104681191 A CN104681191 A CN 104681191A CN 201310628124 A CN201310628124 A CN 201310628124A CN 104681191 A CN104681191 A CN 104681191A
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Abstract
The invention discloses a rubber jacketed flexible cable with low smoke, no halogen, low toxicity and environment friendliness for a coal mine. The rubber jacketed flexible cable comprises three power wire core conductors, wherein an ethylene propylene rubber insulating layer coats the outer surface of each power wire core conductor; an inner protective jacket layer coats the outer surfaces of the three power wire core conductors; an outer protective jacket layer coats the outer surfaces of the inner protective jacket layer; each of the protective jacket layer and the outer protective jacket layer consists of the following components in parts by weight: 80-100 parts of ethylene vinyl acetate copolymer, 5-20 parts of ethylene-propylene diene copolymer, 130-170 parts of aluminium hydroxide, 0.5-1.5 parts of stearic acid, 1.5-2 parts of release agent, 2-3 parts of high abrasion furnace black, 1-2 parts of coupling agent, 3-4 parts of dicumyl peroxide, 2.5-3.5 parts of accelerator, 7-9 parts of dioctyl adipate, 0.3-1.4 parts of triallyl cyanurate and 5-10 parts of composite flame retardant. According to the rubber jacketed flexible cable disclosed by the invention, service performances can be kept stable under the severe environment conditions, the service life is prolonged and the reliability is improved; while the flame retardant performance is improved, the rubber jacketed flexible cable has the advantages of excellent acid resistance, low smoke, no halogen, low toxicity, oil resistance and other medium corrosion resistances.
Description
Technical field
The present invention relates to colliery low-smoke zero-halogen low-toxicity environmental protection rubber sleeve flexible cable, belong to rubber sleeve flexible cable field, colliery.
Background technology
3.1 products are that ore deposit underground moving lays; usually can use in harsh environments; as: be subject to overbending, the severe environment for use such as combined stress effect that stretching, torsion, mechanical external force impact, hydraulic performance decline is than very fast, and useful life is shorter cable long term frequent.
3.2 down-hole coal excavation places are at very rugged environment mostly, usual gas, concentration of methane gas are higher, inflammablely require that cable must have good fire resistance (can stop propagation of flame when cable and surrounding environment are caught fire with in the environment of corrosivity (directly contacting strong acid, mineral wet goods chemical substance), ensure that cable continues energising), and there is excellent acidproof, resistance to wet goods medium corrosion resistance, also should have the characteristic of low cigarette, Halogen, low toxicity, environmental protection, to human body and " secondary " injury of equipment and the pollution to environment when preventing environment breaking out of fire.
Summary of the invention
First object of the present invention is to provide a kind of colliery low-smoke zero-halogen low-toxicity environmental protection rubber sleeve flexible cable, it uses in harsh environments, performance still can keep stable, improve useful life and reliability, and improve fire resistance simultaneously, and there is excellent acidproof, low cigarette, Halogen, low toxicity, resistance to wet goods medium corrosion resistance, to human body and " secondary " injury of equipment and the pollution to environment when preventing environment breaking out of fire;
Second object of the present invention is to provide the manufacturing process of above-mentioned colliery low-smoke zero-halogen low-toxicity environmental protection rubber sleeve flexible cable.
For achieving the above object, the technical solution used in the present invention is: a kind of colliery low-smoke zero-halogen low-toxicity environmental protection rubber sleeve flexible cable, described environmental protection rubber sleeve flexible cable comprises 3 power wire core conductors, described power wire core conductor outside surfaces is coated with ethylene propylene rubber insulated layer, this ethylene propylene rubber insulated layer outer surface is coated with semi-conductive rubber layer, and this semi-conductive rubber layer outer surface is coated with by the ground shield layer of some proof copper-wire braideds; Coated described 3 the power wire core conductor outside surfaces of one inner restrictive coating, this inner restrictive coating outer surface is coated with an external sheath layer, is provided with reinforced layer between described inner restrictive coating and external sheath layer;
Described inner restrictive coating and external sheath layer form by following parts by weight of component:
Ethylene vinyl acetate copolymer EVM 500HV 80 ~ 100 parts,
Ethylene-propylene diene copolymer EPDM3722 5 ~ 20 parts,
130 ~ 170 parts, aluminium hydroxide,
Stearic acid 0.5 ~ 1.5 part,
Release agent A-16 1.5 ~ 2.0 parts,
High wear-resistant carbon black 2.0 ~ 3.0 parts,
Coupling agent KH-560 1.0 ~ 2.0 parts,
Cumyl peroxide 3.0 ~ 4.0 parts,
Promoter TA2C 2.5 ~ 3.5 parts,
Dioctyl adipate 7 ~ 9 parts,
Triallyl cyanurate 0.3 ~ 1.4 part,
Composite flame-retardant agent 5 ~ 10 parts;
The mixture that described composite flame-retardant agent is made up of magnesium hydroxide, hydrotalcite.
In technique scheme, further improvement project is as follows:
In such scheme, described inner restrictive coating and external sheath layer form by following parts by weight of component:
Ethylene vinyl acetate copolymer EVM 500HV 85 ~ 95 parts,
Ethylene-propylene diene copolymer EPDM3722 8 ~ 12 parts,
140 ~ 160 parts, aluminium hydroxide,
Stearic acid 0.8 ~ 1 part,
Release agent A-16 1.6 ~ 1.8 parts,
High wear-resistant carbon black 2.4 ~ 2.8 parts,
Coupling agent KH-560 1.2 ~ 1.6 parts,
Cumyl peroxide 3.2 ~ 3.6 parts,
Promoter TA2C 2.8 ~ 3.2 parts,
Dioctyl adipate 8 parts,
Triallyl cyanurate 0.8 ~ 1.2 part,
Composite flame-retardant agent 6 ~ 8 parts.
Above-mentioned colliery low-smoke zero-halogen low-toxicity environmental protection rubber sleeve flexible cable, the preparation technology of its inner restrictive coating and external sheath layer, comprises the following steps:
Described inner restrictive coating and external sheath layer are obtained by following preparation technology:
Step one. by described ethylene vinyl acetate copolymer 80 ~ 100 parts, ethylene-propylene diene copolymer 5 ~ 20 parts mixing 5min ~ 6min in 100 DEG C ~ 120 DEG C banburies, evenly mixing;
Step 2. in described banbury, add described aluminium hydroxide fire retardant 130 ~ 170 parts again, stearic acid divide 0.5 ~ 1.5 part, release agent 1.5 ~ 2.0 parts, high wear-resistant carbon black 2.0 ~ 3.0 parts, coupling agent 1.0 ~ 2.0 parts, promoter 2.5 ~ 3.5 parts, dioctyl adipate 7 ~ 9 parts, composite flame-retardant agent 5 ~ 10 parts, mixing 3min ~ 5min;
Step 3. in described banbury, finally add described cumyl peroxide 3.0 ~ 4.0 parts, triallyl cyanurate 0.3 ~ 1.4 part, mixing 0.5min ~ 1.5min, then discharges glue stuff compounding;
Step 4. by described glue stuff compounding thin-pass 1 ~ 2 time on a mill until, put glue 2 ~ 3 times, then on tri-roll press machine, open bar slice, the rubber page of output cools through chill roll simultaneously, after crossing talcum powder case, i.e. obtained inner restrictive coating and external sheath layer.
Due to the utilization of technique scheme, the present invention compared with prior art has following advantages:
Low-smoke zero-halogen low-toxicity environmental protection rubber sleeve flexible cable in colliery of the present invention, it uses in harsh environments, as long term frequent be subject to overbending, stretching, torsion, mechanical external force impact combined stress effect, performance still can keep stable, improve useful life and reliability, and improve fire resistance simultaneously, and there is excellent acidproof, low cigarette, Halogen, low toxicity, resistance to wet goods medium corrosion resistance, to human body and " secondary " injury of equipment and the pollution to environment when preventing environment breaking out of fire.
Accompanying drawing explanation
Accompanying drawing 1 is colliery low-smoke zero-halogen low-toxicity environmental protection rubber sleeve flexible cable structural representation of the present invention.
In above accompanying drawing: 1, power wire core conductor; 2, ethylene propylene rubber insulated layer; 3, semi-conductive rubber layer; 4, ground shield layer; 41, copper wire; 5, inner restrictive coating; 6, external sheath layer; 7, reinforced layer.
Embodiment
Embodiment 1 ~ 5: a kind of colliery low-smoke zero-halogen low-toxicity environmental protection rubber sleeve flexible cable, described environmental protection rubber sleeve flexible cable comprises 3 power wire core conductors 1, described power wire core conductor 1 outer surface is coated with ethylene propylene rubber insulated layer 2, this ethylene propylene rubber insulated layer 2 outer surface is coated with semi-conductive rubber layer 3, and this semi-conductive rubber layer 3 outer surface is coated with the ground shield layer 4 woven by some copper wires 41; Coated described 3 power wire core conductor 1 outer surfaces of one inner restrictive coating 5, this inner restrictive coating 5 outer surface is coated with an external sheath layer 6, is provided with reinforced layer 7 between described inner restrictive coating 5 and external sheath layer 6;
Described inner restrictive coating 5 and external sheath layer 6 form by following parts by weight of component:
Ethylene vinyl acetate copolymer EVM 500HV 80 ~ 100 parts,
Ethylene-propylene diene copolymer EPDM3722 5 ~ 20 parts,
130 ~ 170 parts, aluminium hydroxide,
Stearic acid 0.5 ~ 1.5 part,
Release agent A-16 1.5 ~ 2.0 parts,
High wear-resistant carbon black 2.0 ~ 3.0 parts,
Coupling agent KH-560 1.0 ~ 2.0 parts,
Cumyl peroxide 3.0 ~ 4.0 parts,
Promoter TA2C 2.5 ~ 3.5 parts,
Dioctyl adipate 7 ~ 9 parts,
Triallyl cyanurate 0.3 ~ 1.4 part,
Composite flame-retardant agent 5 ~ 10 parts;
The mixture that described composite flame-retardant agent is made up of magnesium hydroxide, hydrotalcite.
The manufacturing process of above-mentioned colliery low-smoke zero-halogen low-toxicity environmental protection rubber sleeve flexible cable, described inner restrictive coating 41 and external sheath layer 42 are obtained by following preparation technology:
Step one. by described ethylene vinyl acetate copolymer 80 ~ 100 parts, ethylene-propylene diene copolymer 5 ~ 20 parts mixing 5min ~ 6min in 100 DEG C ~ 120 DEG C banburies, evenly mixing;
Step 2. in described banbury, add described aluminium hydroxide fire retardant 130 ~ 170 parts again, stearic acid divide 0.5 ~ 1.5 part, release agent 1.5 ~ 2.0 parts, high wear-resistant carbon black 2.0 ~ 3.0 parts, coupling agent 1.0 ~ 2.0 parts, promoter 2.5 ~ 3.5 parts, dioctyl adipate 7 ~ 9 parts, composite flame-retardant agent 5 ~ 10 parts, mixing 3min ~ 5min;
Step 3. in described banbury, finally add described cumyl peroxide 3.0 ~ 4.0 parts, triallyl cyanurate 0.3 ~ 1.4 part, mixing 0.5min ~ 1.5min, then discharges glue stuff compounding;
Step 4. by described glue stuff compounding thin-pass 1 ~ 2 time on a mill until, put glue 2 ~ 3 times, then on tri-roll press machine, open bar slice, the rubber page of output cools through chill roll simultaneously, after crossing talcum powder case, i.e. obtained inner restrictive coating 41 and external sheath layer 42.
Table 1
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | |
| Ethylene vinyl acetate copolymer EVM 500HV | 82 parts | 85% | 96 parts | 90 parts | 90 parts |
| Ethylene-propylene diene copolymer EPDM3722 | 9 parts | 6 parts | 12 parts | 18 parts | 10 parts |
| Aluminium hydroxide | 145 parts | 150 parts | 136 parts | 165 parts | 150 parts |
| Stearic acid | 0.9 part | 0.8 part | 1.2 part | 1.4 part | 0.9 part |
| Release agent A-16 | 1.6 part | 1.7 part | 2 parts | 1.8 part | 1.7 part |
| High wear-resistant carbon black | 2.0 part | 2.2 part | 2.55 part | 2.8 part | 2.5 part |
| Coupling agent KH-560 | 1.8 part | 1.2 part | 1 part | 1.5 part | 1.5 part |
| Cumyl peroxide | 3 parts | 3.8 part | 3.2 part | 3.5 part | 3.4 part |
| Promoter | 2.6 part | 2.8 part | 3 parts | 3.2 part | 3 parts |
| Dioctyl adipate | 9 parts | 8 parts | 8.5 part | 7.5 part | 7 parts |
| Triallyl cyanurate | 0.5 part | 0.8 part | 1 part | 1.2 part | 1 part |
| Composite flame-retardant agent | 8 parts | 6 parts | 7 parts | 9 parts | 7 parts |
Low-smoke zero-halogen low-toxicity environmental protection rubber sleeve flexible cable in colliery prepared by this example, the detection data of performance are as shown in table 2:
Table 2 is environmental protection rubber sleeve flexible cable performance index
To sum up, low-smoke zero-halogen low-toxicity environmental protection rubber sleeve flexible cable in colliery of the present invention, it uses in harsh environments, as long term frequent be subject to overbending, stretching, torsion, mechanical external force impact combined stress effect, performance still can keep stable, improve useful life and reliability, and improve fire resistance simultaneously, and there is excellent acidproof, low cigarette, Halogen, low toxicity, resistance to wet goods medium corrosion resistance, to human body and " secondary " injury of equipment and the pollution to environment when preventing environment breaking out of fire.
Above-described embodiment, only for technical conceive of the present invention and feature are described, its object is to person skilled in the art can be understood content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences done according to Spirit Essence of the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (3)
1. a colliery low-smoke zero-halogen low-toxicity environmental protection rubber sleeve flexible cable, it is characterized in that: described environmental protection rubber sleeve flexible cable comprises 3 power wire core conductors (1), described power wire core conductor (1) outer surface is coated with ethylene propylene rubber insulated layer (2), this ethylene propylene rubber insulated layer (2) outer surface is coated with semi-conductive rubber layer (3), and this semi-conductive rubber layer (3) outer surface is coated with the ground shield layer (4) woven by some copper wires (41); Coated described 3 power wire core conductor (1) outer surfaces of one inner restrictive coating (5), this inner restrictive coating (5) outer surface is coated with an external sheath layer (6), is provided with reinforced layer (7) between described inner restrictive coating (5) and external sheath layer (6);
Described inner restrictive coating (5) and external sheath layer (6) form by following parts by weight of component:
Ethylene vinyl acetate copolymer EVM 500HV 80 ~ 100 parts,
Ethylene-propylene diene copolymer EPDM3722 5 ~ 20 parts,
130 ~ 170 parts, aluminium hydroxide,
Stearic acid 0.5 ~ 1.5 part,
Release agent A-16 1.5 ~ 2.0 parts,
High wear-resistant carbon black 2.0 ~ 3.0 parts,
Coupling agent KH-560 1.0 ~ 2.0 parts,
Cumyl peroxide 3.0 ~ 4.0 parts,
Promoter TA2C 2.5 ~ 3.5 parts,
Dioctyl adipate 7 ~ 9 parts,
Triallyl cyanurate 0.3 ~ 1.4 part,
Composite flame-retardant agent 5 ~ 10 parts;
The mixture that described composite flame-retardant agent is made up of magnesium hydroxide, hydrotalcite.
2. low-smoke zero-halogen low-toxicity environmental protection rubber sleeve flexible cable in colliery according to claim 1, is characterized in that: described inner restrictive coating (5) and external sheath layer (6) form by following parts by weight of component:
Ethylene vinyl acetate copolymer EVM 500HV 85 ~ 95 parts,
Ethylene-propylene diene copolymer EPDM3722 8 ~ 12 parts,
140 ~ 160 parts, aluminium hydroxide,
Stearic acid 0.8 ~ 1 part,
Release agent A-16 1.6 ~ 1.8 parts,
High wear-resistant carbon black 2.4 ~ 2.8 parts,
Coupling agent KH-560 1.2 ~ 1.6 parts,
Cumyl peroxide 3.2 ~ 3.6 parts,
Promoter TA2C 2.8 ~ 3.2 parts,
Dioctyl adipate 8 parts,
Triallyl cyanurate 0.8 ~ 1.2 part,
Composite flame-retardant agent 6 ~ 8 parts.
3. for a manufacturing process for low-smoke zero-halogen low-toxicity environmental protection rubber sleeve flexible cable in colliery according to claim 1, it is characterized in that: described inner restrictive coating (41) and external sheath layer (42) are obtained by following preparation technology:
Step one. by described ethylene vinyl acetate copolymer 80 ~ 100 parts, ethylene-propylene diene copolymer 5 ~ 20 parts mixing 5min ~ 6min in 100 DEG C ~ 120 DEG C banburies, evenly mixing;
Step 2. in described banbury, add described aluminium hydroxide fire retardant 130 ~ 170 parts again, stearic acid divide 0.5 ~ 1.5 part, release agent 1.5 ~ 2.0 parts, high wear-resistant carbon black 2.0 ~ 3.0 parts, coupling agent 1.0 ~ 2.0 parts, promoter 2.5 ~ 3.5 parts, dioctyl adipate 7 ~ 9 parts, composite flame-retardant agent 5 ~ 10 parts, mixing 3min ~ 5min;
Step 3. in described banbury, finally add described cumyl peroxide 3.0 ~ 4.0 parts, triallyl cyanurate 0.3 ~ 1.4 part, mixing 0.5min ~ 1.5min, then discharges glue stuff compounding;
Step 4. by described glue stuff compounding thin-pass 1 ~ 2 time on a mill until, put glue 2 ~ 3 times, then on tri-roll press machine, open bar slice, the rubber page of output cools through chill roll simultaneously, after crossing talcum powder case, i.e. obtained inner restrictive coating (41) and external sheath layer (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310628124.XA CN104681191A (en) | 2013-11-29 | 2013-11-29 | Rubber jacketed flexible cable with low smoke, no halogen, low toxicity and environment friendliness for coal mine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310628124.XA CN104681191A (en) | 2013-11-29 | 2013-11-29 | Rubber jacketed flexible cable with low smoke, no halogen, low toxicity and environment friendliness for coal mine |
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| CN104681191A true CN104681191A (en) | 2015-06-03 |
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| CN201310628124.XA Pending CN104681191A (en) | 2013-11-29 | 2013-11-29 | Rubber jacketed flexible cable with low smoke, no halogen, low toxicity and environment friendliness for coal mine |
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Cited By (3)
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| CN105086169A (en) * | 2015-08-31 | 2015-11-25 | 无锡华虹信息科技有限公司 | Low-smoke low-halogen fire resistant cable for mine |
| CN105218893A (en) * | 2015-09-22 | 2016-01-06 | 晋源电气集团股份有限公司 | A kind of mine cable |
| CN105254995A (en) * | 2015-11-18 | 2016-01-20 | 常州船用电缆有限责任公司 | Mud-resistant cable sheath rubber material and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105086169A (en) * | 2015-08-31 | 2015-11-25 | 无锡华虹信息科技有限公司 | Low-smoke low-halogen fire resistant cable for mine |
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| CN105254995A (en) * | 2015-11-18 | 2016-01-20 | 常州船用电缆有限责任公司 | Mud-resistant cable sheath rubber material and preparation method thereof |
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Application publication date: 20150603 |