CN111192711A - Shielding type corrosion-resistant communication cable - Google Patents
Shielding type corrosion-resistant communication cable Download PDFInfo
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- CN111192711A CN111192711A CN201911389850.4A CN201911389850A CN111192711A CN 111192711 A CN111192711 A CN 111192711A CN 201911389850 A CN201911389850 A CN 201911389850A CN 111192711 A CN111192711 A CN 111192711A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B11/00—Communication cables or conductors
- H01B11/02—Cables with twisted pairs or quads
- H01B11/06—Cables with twisted pairs or quads with means for reducing effects of electromagnetic or electrostatic disturbances, e.g. screens
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/02—Disposition of insulation
- H01B7/0208—Cables with several layers of insulating material
- H01B7/0216—Two layers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/22—Metal wires or tapes, e.g. made of steel
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/2806—Protection against damage caused by corrosion
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Insulated Conductors (AREA)
Abstract
The invention discloses a shielding corrosion-resistant communication cable which comprises a protective outer layer and a shielding layer; an external insulation communication core wire, a copper mesh layer and an internal insulation communication core wire are sequentially arranged in the shielding layer; the protective outer layer is prepared from the following raw materials in parts by weight: 70-80 parts of polyvinyl chloride, nitrile rubber: 10-14 parts of nylon 4T: 20-27 parts of maleic anhydride grafted polyethylene: 5-8 parts of stabilizer, 2-4 parts of lubricant, 3-5 parts of antioxidant and 3-4 parts of lubricant. The shielding type corrosion-resistant communication cable has good electromagnetic shielding effect, and the outer insulating communication core wire and the inner insulating communication core wire have good electromagnetic shielding effect and do not interfere with each other, so that the requirement of use in an environment with serious electromagnetic interference can be met; in addition, the corrosion resistance is good, and the service life is long.
Description
Technical Field
The invention relates to the technical field of cables, in particular to a shielding type corrosion-resistant communication cable.
Background
Cables, typically rope-like cables consisting of several or groups of conductors, twisted from several or groups of conductors (at least two per group), are insulated from each other and often twisted around a center, the entire outer surface of which is covered with a highly insulating covering.
The cable has the characteristics of internal electrification and external insulation, and the cable is of a wide variety, and can be used in different cables according to different application environment requirements. The cable includes power cable, control cable, compensation cable, shielding cable, high-temperature cable, computer cable, signal cable, coaxial cable, fire-resistant cable, marine cable, mining cable, aluminum alloy cable and the like. They are composed of single or multi-strand wires and insulating layers, and are used for connecting circuits, electric appliances and the like.
However, the cables currently used still have the following problems:
1. the electromagnetic shielding effect is poor, and the electromagnetic shielding device cannot be used in an environment with serious electromagnetic interference;
2. the corrosion resistance is poor, and the corrosion damage is easy.
Based on the above situation, the invention provides a shielding type corrosion-resistant communication cable, which can effectively solve the above problems.
Disclosure of Invention
The invention aims to provide a shielding type corrosion-resistant communication cable. The invention relates to a shielding type corrosion-resistant communication cable, which comprises a protective outer layer and a shielding layer; an external insulation communication core wire, a copper mesh layer and an internal insulation communication core wire are sequentially arranged in the shielding layer; the protective outer layer is composed of selected raw materials, the content of each raw material is optimized, and polyvinyl chloride, nitrile rubber, nylon 4T, maleic anhydride grafted polyethylene, a stabilizer, a lubricant, an antioxidant and the like in proper proportion are selected, so that the shielding type corrosion-resistant communication cable disclosed by the invention is ensured to have a good electromagnetic shielding effect, and an outer insulating communication core wire and an inner insulating communication core wire are also good in electromagnetic shielding effect and are not interfered with each other, and the requirements for use in environments with serious electromagnetic interference can be met; in addition, the corrosion resistance is good, and the service life is long.
In order to solve the technical problems, the technical scheme provided by the invention is as follows:
a shielding type corrosion-resistant communication cable comprises a protective outer layer and a shielding layer; an external insulation communication core wire, a copper mesh layer and an internal insulation communication core wire are sequentially arranged in the shielding layer;
the protective outer layer is prepared from the following raw materials in parts by weight:
polyvinyl chloride: 70-80 parts of,
Nitrile rubber: 10 to 14 parts of,
Nylon 4T: 20 to 27 parts of,
Maleic anhydride grafted polyethylene: 5 to 8 parts of,
A stabilizer: 2-4 parts of,
Lubricant: 3 to 5 parts of,
Antioxidant: 3-4 parts.
The invention relates to a shielding type corrosion-resistant communication cable, which comprises a protective outer layer and a shielding layer; an external insulation communication core wire, a copper mesh layer and an internal insulation communication core wire are sequentially arranged in the shielding layer; the protective outer layer is composed of selected raw materials, the content of each raw material is optimized, polyvinyl chloride (main base material), nitrile rubber (corrosion resistance is increased and mechanical strength is provided) with proper proportion, nylon 4T (corrosion resistance is increased and mechanical strength is provided), maleic anhydride grafted polyethylene (homogeneity of each component is increased and processing fluidity is provided), a stabilizer, a lubricant, an antioxidant and the like are selected, so that the shielding type corrosion-resistant communication cable has a good electromagnetic shielding effect, and the outer insulating communication core wire and the inner insulating communication core wire have good electromagnetic shielding effect and are not interfered with each other, and the requirements for use in environments with serious electromagnetic interference can be met; in addition, the corrosion resistance is good, and the service life is long.
Preferably, the protective outer layer is prepared from the following raw materials in parts by weight:
polyvinyl chloride: 75 parts of,
Nitrile rubber: 12 portions of,
Nylon 4T: 23.5 parts of,
Maleic anhydride grafted polyethylene: 6.5 parts of,
A stabilizer: 3 portions of,
Lubricant: 4 portions of,
Antioxidant: 3.5 parts.
Preferably, the number of the outer insulating communication core wires and the number of the inner insulating communication core wires are both positive integers.
Preferably, the number of the outer insulating communication core wires and the number of the inner insulating communication core wires are positive integers which are more than or equal to 3.
Preferably, the shielding layer comprises a steel wire armor layer, and an inner protective layer and an outer protective layer which wrap the steel wire armor layer.
Preferably, the stabilizer is a methyl tin stabilizer.
Preferably, the lubricant is lubricant EBS.
Preferably, the antioxidant is antioxidant 1010.
Compared with the prior art, the invention has the following advantages and beneficial effects:
the invention relates to a shielding type corrosion-resistant communication cable, which comprises a protective outer layer and a shielding layer; an external insulation communication core wire, a copper mesh layer and an internal insulation communication core wire are sequentially arranged in the shielding layer; the protective outer layer is composed of selected raw materials, the content of each raw material is optimized, and polyvinyl chloride, nitrile rubber, nylon 4T, maleic anhydride grafted polyethylene, a stabilizer, a lubricant, an antioxidant and the like in proper proportion are selected, so that the shielding type corrosion-resistant communication cable disclosed by the invention is ensured to have a good electromagnetic shielding effect, and an outer insulating communication core wire and an inner insulating communication core wire are also good in electromagnetic shielding effect and are not interfered with each other, and the requirements for use in environments with serious electromagnetic interference can be met; in addition, the corrosion resistance is good, and the service life is long.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Detailed Description
In order that those skilled in the art will better understand the technical solutions of the present invention, the following description of the preferred embodiments of the present invention is provided in connection with specific examples, which should not be construed as limiting the present patent.
The test methods or test methods described in the following examples are conventional methods unless otherwise specified; the reagents and materials, unless otherwise indicated, are conventionally obtained commercially or prepared by conventional methods.
Example 1:
a shielding type corrosion-resistant communication cable comprises a protective outer layer (3) and a shielding layer (2); an external insulation communication core wire (13), a copper mesh layer (12) and an internal insulation communication core wire (11) are sequentially arranged in the shielding layer (2);
the protective outer layer (3) is prepared from the following raw materials in parts by weight:
polyvinyl chloride: 70-80 parts of,
Nitrile rubber: 10 to 14 parts of,
Nylon 4T: 20 to 27 parts of,
Maleic anhydride grafted polyethylene: 5 to 8 parts of,
A stabilizer: 2-4 parts of,
Lubricant: 3 to 5 parts of,
Antioxidant: 3-4 parts.
Preferably, the protective outer layer (3) is prepared from the following raw materials in parts by weight:
polyvinyl chloride: 75 parts of,
Nitrile rubber: 12 portions of,
Nylon 4T: 23.5 parts of,
Maleic anhydride grafted polyethylene: 6.5 parts of,
A stabilizer: 3 portions of,
Lubricant: 4 portions of,
Antioxidant: 3.5 parts.
Preferably, the number of the outer insulation communication core wires (13) and the number of the inner insulation communication core wires (11) are positive integers.
Preferably, the number of the outer insulation communication core wires (13) and the number of the inner insulation communication core wires (11) are positive integers which are more than or equal to 3.
Preferably, the shielding layer (2) comprises a steel wire armor layer, and an inner protective layer and an outer protective layer which wrap the steel wire armor layer.
Preferably, the stabilizer is a methyl tin stabilizer.
Preferably, the lubricant is lubricant EBS.
Preferably, the antioxidant is antioxidant 1010.
Example 2:
a shielding type corrosion-resistant communication cable comprises a protective outer layer (3) and a shielding layer (2); an external insulation communication core wire (13), a copper mesh layer (12) and an internal insulation communication core wire (11) are sequentially arranged in the shielding layer (2);
the protective outer layer (3) is prepared from the following raw materials in parts by weight:
polyvinyl chloride: 70 portions of,
Nitrile rubber: 10 portions of,
Nylon 4T: 20 portions of,
Maleic anhydride grafted polyethylene: 5 portions of,
A stabilizer: 2 portions of,
Lubricant: 3 portions of,
Antioxidant: and 3 parts.
In the embodiment, the number of the outer insulation communication core wires (13) and the number of the inner insulation communication core wires (11) are positive integers.
In the embodiment, the number of the outer insulation communication core wires (13) and the number of the inner insulation communication core wires (11) are positive integers which are more than or equal to 3.
In the embodiment, the shielding layer (2) comprises a steel wire armor layer, and an inner protective layer and an outer protective layer which wrap the steel wire armor layer.
In this example, the stabilizer is a methyl tin stabilizer.
In this embodiment, the lubricant is lubricant EBS.
In this example, the antioxidant is antioxidant 1010.
Example 3:
a shielding type corrosion-resistant communication cable comprises a protective outer layer (3) and a shielding layer (2); an external insulation communication core wire (13), a copper mesh layer (12) and an internal insulation communication core wire (11) are sequentially arranged in the shielding layer (2);
the protective outer layer (3) is prepared from the following raw materials in parts by weight:
polyvinyl chloride: 80 portions of,
Nitrile rubber: 14 parts of,
Nylon 4T: 27 parts of,
Maleic anhydride grafted polyethylene: 8 portions of,
A stabilizer: 4 portions of,
Lubricant: 5 portions of,
Antioxidant: 4 parts.
In the embodiment, the number of the outer insulation communication core wires (13) and the number of the inner insulation communication core wires (11) are positive integers.
In the embodiment, the number of the outer insulation communication core wires (13) and the number of the inner insulation communication core wires (11) are positive integers which are more than or equal to 3.
In the embodiment, the shielding layer (2) comprises a steel wire armor layer, and an inner protective layer and an outer protective layer which wrap the steel wire armor layer.
In this example, the stabilizer is a methyl tin stabilizer.
In this embodiment, the lubricant is lubricant EBS.
In this example, the antioxidant is antioxidant 1010.
Example 4:
a shielding type corrosion-resistant communication cable comprises a protective outer layer (3) and a shielding layer (2); an external insulation communication core wire (13), a copper mesh layer (12) and an internal insulation communication core wire (11) are sequentially arranged in the shielding layer (2);
the protective outer layer (3) is prepared from the following raw materials in parts by weight:
polyvinyl chloride: 75 parts of,
Nitrile rubber: 12 portions of,
Nylon 4T: 23.5 parts of,
Maleic anhydride grafted polyethylene: 6.5 parts of,
A stabilizer: 3 portions of,
Lubricant: 4 portions of,
Antioxidant: 3.5 parts.
In the embodiment, the number of the outer insulation communication core wires (13) and the number of the inner insulation communication core wires (11) are positive integers.
In the embodiment, the number of the outer insulation communication core wires (13) and the number of the inner insulation communication core wires (11) are positive integers which are more than or equal to 3.
In the embodiment, the shielding layer (2) comprises a steel wire armor layer, and an inner protective layer and an outer protective layer which wrap the steel wire armor layer.
In this example, the stabilizer is a methyl tin stabilizer.
In this embodiment, the lubricant is lubricant EBS.
In this example, the antioxidant is antioxidant 1010.
The above is only a preferred embodiment of the present invention, and it should be noted that the above preferred embodiment should not be considered as limiting the present invention, and the protection scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the spirit and scope of the invention, and these modifications and adaptations should be considered within the scope of the invention.
Claims (8)
1. A shielding type corrosion-resistant communication cable is characterized by comprising a protective outer layer (3) and a shielding layer (2); an external insulation communication core wire (13), a copper mesh layer (12) and an internal insulation communication core wire (11) are sequentially arranged in the shielding layer (2);
the protective outer layer (3) is prepared from the following raw materials in parts by weight:
polyvinyl chloride: 70-80 parts of,
Nitrile rubber: 10 to 14 parts of,
Nylon 4T: 20 to 27 parts of,
Maleic anhydride grafted polyethylene: 5 to 8 parts of,
A stabilizer: 2-4 parts of,
Lubricant: 3 to 5 parts of,
Antioxidant: 3-4 parts.
2. The shielded corrosion-resistant communication cable according to claim 1, wherein the protective outer layer (3) is made of raw materials comprising, by weight:
polyvinyl chloride: 75 parts of,
Nitrile rubber: 12 portions of,
Nylon 4T: 23.5 parts of,
Maleic anhydride grafted polyethylene: 6.5 parts of,
A stabilizer: 3 portions of,
Lubricant: 4 portions of,
Antioxidant: 3.5 parts.
3. The shielded, corrosion-resistant communications cable according to claim 1, wherein the number of the outer and inner insulated communications cores (13, 11) is a positive integer.
4. The shielded corrosion-resistant communication cable according to claim 1, wherein the number of the outer insulating communication cores (13) and the number of the inner insulating communication cores (11) are each a positive integer of 3 or more.
5. The shielded, corrosion-resistant communication cable according to claim 1, wherein the shielding layer (2) comprises a steel wire armor layer, and an inner protective layer and an outer protective layer covering the steel wire armor layer.
6. The shielded, corrosion-resistant communications cable of claim 1 wherein the stabilizer is a methyl tin stabilizer.
7. The shielded, corrosion resistant communications cable of claim 1 wherein the lubricant is lubricant EBS.
8. The shielded, corrosion-resistant communications cable of claim 1, wherein the antioxidant is antioxidant 1010.
Priority Applications (1)
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CN201911389850.4A CN111192711A (en) | 2019-12-30 | 2019-12-30 | Shielding type corrosion-resistant communication cable |
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CN201911389850.4A CN111192711A (en) | 2019-12-30 | 2019-12-30 | Shielding type corrosion-resistant communication cable |
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101162624A (en) * | 2007-11-19 | 2008-04-16 | 李明斌 | Weatherability shielding electrical cable |
CN103059466A (en) * | 2012-12-25 | 2013-04-24 | 东莞市祺龙电业有限公司 | Ultraviolet-proof environmental-friendly polyvinyl chloride (PVC) modified material and preparation method thereof |
CN203503382U (en) * | 2013-09-27 | 2014-03-26 | 广东中德电缆有限公司 | Cable for electrical equipment |
CN206293179U (en) * | 2017-01-10 | 2017-06-30 | 深圳市远思达成科技有限公司 | A kind of electric transmission quarry tipper electric wire |
CN107033492A (en) * | 2017-04-27 | 2017-08-11 | 东莞市骏豪电线科技有限公司 | A kind of CABLE MATERIALS of high-strength abrasion-proof and preparation method thereof |
CN108690279A (en) * | 2018-04-17 | 2018-10-23 | 安徽伙伴电气有限公司 | A kind of flame retardant type composite cable |
JP2019175781A (en) * | 2018-03-29 | 2019-10-10 | 日立金属株式会社 | Shield cable |
CN209591652U (en) * | 2019-05-31 | 2019-11-05 | 深圳市鑫骄阳通讯科技有限公司 | A kind of Anti-interference cable |
-
2019
- 2019-12-30 CN CN201911389850.4A patent/CN111192711A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101162624A (en) * | 2007-11-19 | 2008-04-16 | 李明斌 | Weatherability shielding electrical cable |
CN103059466A (en) * | 2012-12-25 | 2013-04-24 | 东莞市祺龙电业有限公司 | Ultraviolet-proof environmental-friendly polyvinyl chloride (PVC) modified material and preparation method thereof |
CN203503382U (en) * | 2013-09-27 | 2014-03-26 | 广东中德电缆有限公司 | Cable for electrical equipment |
CN206293179U (en) * | 2017-01-10 | 2017-06-30 | 深圳市远思达成科技有限公司 | A kind of electric transmission quarry tipper electric wire |
CN107033492A (en) * | 2017-04-27 | 2017-08-11 | 东莞市骏豪电线科技有限公司 | A kind of CABLE MATERIALS of high-strength abrasion-proof and preparation method thereof |
JP2019175781A (en) * | 2018-03-29 | 2019-10-10 | 日立金属株式会社 | Shield cable |
CN108690279A (en) * | 2018-04-17 | 2018-10-23 | 安徽伙伴电气有限公司 | A kind of flame retardant type composite cable |
CN209591652U (en) * | 2019-05-31 | 2019-11-05 | 深圳市鑫骄阳通讯科技有限公司 | A kind of Anti-interference cable |
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Application publication date: 20200522 |
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