CN103794279B - A kind of high s/n ratio power cable - Google Patents
A kind of high s/n ratio power cable Download PDFInfo
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- CN103794279B CN103794279B CN201410022227.6A CN201410022227A CN103794279B CN 103794279 B CN103794279 B CN 103794279B CN 201410022227 A CN201410022227 A CN 201410022227A CN 103794279 B CN103794279 B CN 103794279B
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Abstract
The invention discloses a kind of high s/n ratio power cable, three main traverse lines and at least one auxiliary conductor, the axial axis of three main traverse lines is triangularly arranged, auxiliary conductor is at least part of between main traverse line in interstitial space, main traverse line, auxiliary conductor periphery is filled by insulant and is wrapped up and is integrated, insulant periphery is provided with corrugated aluminum sheath, described corrugated aluminum sheath periphery has the armor that two-layer armor wire intertwist is formed, the armor electric wire of two-layer armor is incorgruous winding, the periphery of armor is enclosed with protection overcoat, wherein: main traverse line includes cored wire conductor and the screen layer of parcel cored wire conductor, auxiliary conductor includes many compact arranged cored wire conductors and the screen layer of parcel cored wire conductor, the cored wire conductor diameter of auxiliary conductor is less than main traverse line cored wire conductor, and the diameter of auxiliary conductor is less than main traverse line diameter, wherein a main traverse line is signal transmission circuit. high s/n ratio power cable disclosed in this invention, its simple in construction, capacity of resisting disturbance is strong.
Description
Technical field
The present invention relates to power cable technical field, particularly relate to a kind of high s/n ratio power cable.
Background technology
Power cable is widely used in field of power transmission, and one of which typical case application is to electrical equipment or transmits electric power together, carries out related data transmission simultaneously. Owing to the electromagnetic environment of electrical equipment surrounding enviroment is complicated, and cable is usually designed to bear limit electromagnetic environment condition. Therefore, along with the increase of cable length, how maintaining the signal transmission capacity aspect of power cable, to cable, designer proposes challenge.
Summary of the invention
In order to solve the technical problem existed in background technology, the present invention proposes a kind of high s/n ratio power cable, it is achieved that the high-fidelity of signal transmission in cable, its simple in construction, capacity of resisting disturbance is strong.
A kind of high s/n ratio power cable that the present invention proposes, including: three main traverse lines and at least one auxiliary conductor, the axial axis of three main traverse lines is triangularly arranged, auxiliary conductor is at least part of between main traverse line in interstitial space, main traverse line, auxiliary conductor periphery is filled by insulant and is wrapped up and is integrated, insulant periphery is provided with corrugated aluminum sheath, described corrugated aluminum sheath periphery has the armor that two-layer armor wire intertwist is formed, the armor electric wire of two-layer armor is incorgruous winding, the periphery of armor is enclosed with protection overcoat, wherein: main traverse line includes cored wire conductor and the screen layer of parcel cored wire conductor, auxiliary conductor includes many compact arranged cored wire conductors and the screen layer of parcel cored wire conductor, the cored wire conductor diameter of auxiliary conductor is less than main traverse line cored wire conductor, and the diameter of auxiliary conductor is less than main traverse line diameter, wherein a main traverse line is signal transmission circuit,The component of protection overcoat is by weight: polrvinyl chloride, 70-95 part; White carbon black, 19-23 part; Triphenyl phosphate, 2-3 part; Epoxyoleic acid butyl ester, 8-10 part; Aluminium hydroxide, 23-26 part; Cumyl peroxide, 3-4 part; Triallyl isocyanuric acid fat, 1-3 part; VTES, 1-2 part; Antioxidant 2-2.4 part; Magnesium oxide, 1-2 part; Zinc oxide, 3-4 part; Stearic acid, 1-3 part; Aluminate coupling agent 0.5-1 part.
Preferably, on the longitudinal axis direction of the armor electrical wire cable of armor, spiral extension is wound around.
Preferably, the axial axis of three main traverse lines is that equilateral triangle is arranged.
Preferably, the quantity of auxiliary conductor is three.
Preferably, armor is formed by armor electric wire uniform winding.
Preferably, the armor diameter of wire armor electric wire less than composition outer layer armor of internal layer armor is formed.
In the present invention, power cable has high mechanical stability, high power transmission capacity and high s/n ratio; Owing to the axial axis of three main traverse lines is triangularly arranged, not easily shifted under stress, under this condition, less auxiliary conductor is more difficult to suffer damage, meanwhile, armor and arranging of corrugated aluminum sheath protect its inner lead further, so that cable obtains high mechanical stability; During relatively large electricity needs, electric power transmission is carried out by main traverse line, when relatively small electricity needs, electric power transmission is carried out with auxiliary conductor, simultaneously, auxiliary conductor is split conductor conductor structure, and the electric power transmission refined further under different situations selects so that cable has high power transmission capacity; Adopting main traverse line to carry out data transmission, improve data transmission capacity, meanwhile, the outer layer of main traverse line and auxiliary conductor is all set to screen layer, is greatly improved the capacity of resisting disturbance of cable, and corrugated aluminum sheath also can play the effect of screen layer, thus obtaining high s/n ratio; Arrange protection overcoat cable is protected; in protection overcoat raw material; magnesium oxide, zinc oxide, stearic with the use of; improve the heat stability of protection overcoat; triphenyl phosphate and the composite use of epoxyoleic acid butyl ester, improve protection overcoat anti-flammability, antioxidant, aluminium hydroxide, aluminate coupling agent with the use of; improve the flame retardant effect of protection overcoat, it is possible to play the effect of cooperative flame retardant.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of high s/n ratio power cable that the present invention proposes.
Detailed description of the invention
As it is shown in figure 1, the structural representation of a kind of high s/n ratio power cable that Fig. 1 is the present invention to be proposed.
With reference to Fig. 1, a kind of high s/n ratio power cable that the present invention proposes, including: three main traverse lines 1 and three auxiliary conductors 2, the axial axis of three main traverse lines 1 is that equilateral triangle is arranged, auxiliary conductor 2 part between main traverse line 1 in interstitial space, main traverse line 1, auxiliary conductor 2 periphery is filled by insulant 3 and is wrapped up and is integrated, insulant 3 periphery is provided with corrugated aluminum sheath 4, described corrugated aluminum sheath 4 periphery has the armor that two-layer armor electric wire 5 is formed around spiral extension uniform winding on the longitudinal axis direction of cable, the armor electric wire 5 of two-layer armor is incorgruous winding, the periphery of armor is enclosed with protection overcoat 6, wherein: main traverse line 1 includes cored wire conductor and the screen layer of parcel cored wire conductor, auxiliary conductor 2 includes many compact arranged cored wire conductors and the screen layer of parcel cored wire conductor, the cored wire conductor diameter of auxiliary conductor 2 is less than main traverse line 1 cored wire conductor, and the diameter of auxiliary conductor 2 is less than main traverse line 1 diameter, wherein a main traverse line 1 transmits circuit for signal,Armor electric wire 51 diameter of composition internal layer armor is less than the armor electric wire 52 of composition outer layer armor.
In technique scheme, power cable has high mechanical stability, high power transmission capacity and high s/n ratio; Owing to the axial axis of three main traverse lines 1 is triangularly arranged, not easily shifted under stress, under this condition, less auxiliary conductor 2 is more difficult to suffer damage, simultaneously, armor and arranging of corrugated aluminum sheath 4 protect its inner lead further, so that cable obtains high mechanical stability; During relatively large electricity needs, electric power transmission is carried out by main traverse line 1, when relatively small electricity needs, electric power transmission is carried out with auxiliary conductor 2, simultaneously, auxiliary conductor 2 is split conductor conductor structure, and the electric power transmission refined further under different situations selects so that cable has high power transmission capacity; Adopt main traverse line 1 to carry out data transmission, improve data transmission capacity, simultaneously, the outer layer of main traverse line 1 and auxiliary conductor 2 is all set to screen layer, being greatly improved the capacity of resisting disturbance of cable, corrugated aluminum sheath also can play the effect of screen layer, thus obtaining high s/n ratio.
In the present embodiment, the component of protection overcoat 6 is by weight: polrvinyl chloride, 85 parts; White carbon black, 21 parts; Triphenyl phosphate, 3 parts; Epoxyoleic acid butyl ester, 8 parts; Aluminium hydroxide, 24 parts; Cumyl peroxide, 4 parts; Triallyl isocyanuric acid fat, 2 parts; VTES, 2 parts; 2.2 parts of antioxidant; Magnesium oxide, 1.6 parts; Zinc oxide, 3.2 parts; Stearic acid, 2.3 parts; Aluminate coupling agent 0.7 part.
Protection overcoat 6 is that cable is protected; in protection overcoat 6 raw material; magnesium oxide, zinc oxide, stearic with the use of; improve the heat stability of protection overcoat 6; triphenyl phosphate and the composite use of epoxyoleic acid butyl ester, improve protection overcoat 6 anti-flammability, antioxidant, aluminium hydroxide, aluminate coupling agent with the use of; improve the flame retardant effect of protection overcoat 6, it is possible to play the effect of cooperative flame retardant.
The above; it is only the present invention preferably detailed description of the invention; but protection scope of the present invention is not limited thereto; any those familiar with the art is in the technical scope that the invention discloses; it is equal to replacement according to technical scheme and inventive concept thereof or is changed, all should be encompassed within protection scope of the present invention.
Claims (6)
1. a high s/n ratio power cable, it is characterized in that, including: three main traverse lines (1) and at least one auxiliary conductor (2), the axial axis of three main traverse lines (1) is triangularly arranged, auxiliary conductor (2) is at least part of is arranged in interstitial space between main traverse line (1), main traverse line (1), auxiliary conductor (2) periphery is filled by insulant (3) and is wrapped up and is integrated, insulant (3) periphery is provided with corrugated aluminum sheath (4), described corrugated aluminum sheath (4) periphery has the armor that two-layer armor electric wire (5) is wound, the armor electric wire (5) of two-layer armor is incorgruous winding, the periphery of armor is enclosed with protection overcoat (6), wherein: main traverse line (1) includes cored wire conductor and the screen layer of parcel cored wire conductor, auxiliary conductor (2) includes many compact arranged cored wire conductors and the screen layer of parcel cored wire conductor, the cored wire conductor diameter of auxiliary conductor (2) is less than main traverse line (1) cored wire conductor, and the diameter of auxiliary conductor (2) is less than main traverse line (1) diameter, wherein a main traverse line (1) transmits circuit for signal,
The component of protection overcoat (6) is by weight: polrvinyl chloride, 70-95 part; White carbon black, 19-23 part; Triphenyl phosphate, 2-3 part; Epoxyoleic acid butyl ester, 8-10 part; Aluminium hydroxide, 23-26 part; Cumyl peroxide, 3-4 part; Triallyl isocyanuric acid fat, 1-3 part; VTES, 1-2 part; Antioxidant 2-2.4 part; Magnesium oxide, 1-2 part; Zinc oxide, 3-4 part; Stearic acid, 1-3 part; Aluminate coupling agent 0.5-1 part.
2. high s/n ratio power cable according to claim 1, it is characterised in that the armor electric wire (5) of armor is wound around around spiral extension on the longitudinal axis direction of cable.
3. high s/n ratio power cable according to claim 1, it is characterised in that the axial axis of three main traverse lines (1) is that equilateral triangle is arranged.
4. high s/n ratio power cable according to claim 1, it is characterised in that the quantity of auxiliary conductor (2) is three.
5. high s/n ratio power cable according to claim 1, it is characterised in that armor is formed by armor electric wire (5) uniform winding.
6. high s/n ratio power cable according to claim 1, it is characterised in that armor electric wire (51) diameter of composition internal layer armor is less than the armor electric wire (52) of composition outer layer armor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410022227.6A CN103794279B (en) | 2014-01-16 | 2014-01-16 | A kind of high s/n ratio power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410022227.6A CN103794279B (en) | 2014-01-16 | 2014-01-16 | A kind of high s/n ratio power cable |
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| Publication Number | Publication Date |
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| CN103794279A CN103794279A (en) | 2014-05-14 |
| CN103794279B true CN103794279B (en) | 2016-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410022227.6A Active CN103794279B (en) | 2014-01-16 | 2014-01-16 | A kind of high s/n ratio power cable |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106611630A (en) * | 2016-12-23 | 2017-05-03 | 安徽天元电缆有限公司 | Ship-used power cable |
| CN108986981B (en) * | 2018-07-25 | 2020-04-24 | 鲁能泰山曲阜电缆有限公司 | Flame-retardant power cable |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2745193Y (en) * | 2004-10-11 | 2005-12-07 | 国营扬州市曙光电缆厂 | Flexible electromagnetic pulse resistant cable |
| CN101311762A (en) * | 2007-05-21 | 2008-11-26 | 普拉德研究及开发股份有限公司 | Modular opto-electrical cable unit |
| CN101499330A (en) * | 2008-02-01 | 2009-08-05 | 普拉德研究及开发股份有限公司 | Cable |
| CN101916616A (en) * | 2010-08-19 | 2010-12-15 | 中国海洋石油总公司 | Submarine cable for power grid interlink of offshore oil platform |
| CN203787161U (en) * | 2014-01-16 | 2014-08-20 | 安徽国华电缆集团有限公司 | Power cable with high signal-to-noise ratio |
-
2014
- 2014-01-16 CN CN201410022227.6A patent/CN103794279B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2745193Y (en) * | 2004-10-11 | 2005-12-07 | 国营扬州市曙光电缆厂 | Flexible electromagnetic pulse resistant cable |
| CN101311762A (en) * | 2007-05-21 | 2008-11-26 | 普拉德研究及开发股份有限公司 | Modular opto-electrical cable unit |
| CN101499330A (en) * | 2008-02-01 | 2009-08-05 | 普拉德研究及开发股份有限公司 | Cable |
| CN101916616A (en) * | 2010-08-19 | 2010-12-15 | 中国海洋石油总公司 | Submarine cable for power grid interlink of offshore oil platform |
| CN203787161U (en) * | 2014-01-16 | 2014-08-20 | 安徽国华电缆集团有限公司 | Power cable with high signal-to-noise ratio |
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| CN103794279A (en) | 2014-05-14 |
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Effective date of registration: 20191127 Address after: No. 383, Dongxi team, Xinjian village, jiaoganghu Town, Fengtai County, Huainan City, Anhui Province Patentee after: Dong Qiongqiong Address before: 238339 Anhui city of Wuhu province Wuwei County Gaogou Industrial Park Patentee before: ANHUI GUOHUA CABLE GROUP CO., LTD. |
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Effective date of registration: 20191211 Address after: 239300 Anhui city of Chuzhou province Tianchang Xicheng District Tiankang Avenue Patentee after: ANHUI RUILAIER INSTRUMENT CO., LTD. Address before: No. 383, Dongxi team, Xinjian village, jiaoganghu Town, Fengtai County, Huainan City, Anhui Province Patentee before: Dong Qiongqiong |