CN201465652U - Signal-shielding weatherproof light cable - Google Patents
Signal-shielding weatherproof light cable Download PDFInfo
- Publication number
- CN201465652U CN201465652U CN2009201098590U CN200920109859U CN201465652U CN 201465652 U CN201465652 U CN 201465652U CN 2009201098590 U CN2009201098590 U CN 2009201098590U CN 200920109859 U CN200920109859 U CN 200920109859U CN 201465652 U CN201465652 U CN 201465652U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
Abstract
The utility model belongs to the field of communication cables and relates to a signal-shielding weatherproof light cable. Two to six conductive wires are twisted to a wire core, and the wire core is wrapped by an individual band-enwrapping layer, an individual shielding layer and an individual sheath layer; two to seven wrapped wire core bundles form a cable core, and the cable core is wrapped by a total band-enwrapping layer, a total shielding layer and a sheath layer outside a cable; a conductive line insulation layer adopts crosslinked polyethylene insulation material, the sheath layer adopts modified polyurethane sheath material, a conductor is formed by twisting thin copper wires, the total shielding layer adopts a double-sided copper foil or a double-sided aluminum foil with higher electrical conductivity to heighten a cobalt alloy band with magnetic inductive capacity for composite shielding, an earthing copper wire and cobalt alloys are arranged, each group of wire cores adopts a individually-shielded structure, the individually-shielded layer of the wire core adopt a double-sided copper foil combined with a copper wire braiding layer, and the weatherproof performance, the softness and the anti-electromagnetic interference ability of the cable are improved. The signal-shielding weatherproof light cable can be used in severe environments of engineering projects for wind power generation, and solves the problems of the present cable, such as short service life and distorted transmission signals.
Description
Technical field
The utility model belongs to field of telecommunications cables, particularly a kind of light weather-proof signal shielding cable.
Background technology
The wind power generation project belongs to high-new, the major project of country.Yet more abominable because of the general residing natural environment of wind power generation, circumstance of temperature difference is bigger, and electromagnetic interference is bigger simultaneously.At present, most of wind power generation signal cables, because of weather resistance, anti-interference shielding property deficiency and flexibility poor.Often cause the low and transmission signals distortion of cable life.
Therefore, be badly in need of improving weather resistance, anti-electromagnetic interference performance and the cable flexibility of wind power generation signal cable at present,, reduce maintenance cost, enhance productivity to improve the stability of wind power generation project.
The utility model content
The purpose of this utility model is in order to solve the weather resistance of wind power generation signal cable, anti-electromagnetic interference performance and cable flexibility, improve the stability of wind power generation project, a kind of light weather-proof signal shielding cable is provided, it is characterized in that, conductor 1 surperficial coated wire insulating barrier 2 constitutes lead, article 1～5, lead is twisted into core, core is outward from inside to outside successively with dividing belting layer 4, sub-shield and branch restrictive coating 7 coat, wherein sub-shield is made up of two-sided foil shielding layer 5 and silk woven shield 6, two-sided foil shielding layer 5 is coated on the branch belting layer 4, woven shield 6 is woven in two-sided foil shielding layer 5 peripheries, gap between the lead of core is filled filler 3 or is not filled, 1～7 group of core boundling through coating constitutes cable conductor together, the cable conductor periphery is used overall budget belt 8 from inside to outside successively, total screen and cable jacket layer 14 coat, and the gap between the core through coating is filled filler 3 or do not filled.
Described conductor 1 is by 7～32 0.1～0.2 millimeter stranded the forming of thin copper wire.
Metal wire in the described woven shield 6 is copper wire or copper-clad aluminium wire.
Described total screen is made up of the cobalt alloy band screen 13 of ground connection copper cash 9, the total screen 10 of double-sided metal paper tinsel, isolation belt 11, cobalt alloy line 12 and high permeability, total screen 10 overlapping being coated on outside the overall budget belt 8 of double-sided metal paper tinsel, vertically place a ground connection copper cash 9 between the two, it is overlapping wrapped outside the total screen 10 of double-sided metal paper tinsel to isolate belt 11, cobalt alloy band screen 13 is coated on isolates outside the belt 11, vertically places a cobalt alloy line 12 between the two.
The material of the total screen 10 of described double-sided metal paper tinsel is two-sided aluminium foil or two-sided Copper Foil.
Described filler 3 is filled rope for polypropylene.
The material of described minute restrictive coating 7 and cable jacket layer 14 is modified polyurethane (TPU) protective cover material.
The material of described wire insulation 2 is a cross-linked polyethylene insulating material.
The material of described minute belting layer 4, overall budget belt 8 and isolation belt 11 is a polyester belt.
The beneficial effects of the utility model are, wire insulation adopts cross-linked polyethylene insulating material, divide restrictive coating and cable jacket layer to adopt modified polyurethane (TPU) protective cover material, because of these two kinds of materials have environmental performance and softness preferably, therefore having improved the weather resistance and the flexibility of cable. conductor forms by thin copper wire is stranded, further having improved the softness of cable. total screen adopts the Copper Foil of high conductivity or the cobalt alloy band that aluminium foil adds high permeability to carry out composite shielding, and be provided with ground connection copper cash and cobalt alloy line, having improved the reliability of the anti-electromagnetic interference capability and the electromagnetic shielding of cable. each is organized core and adopts branch shielding type structure, the core screen is that two-sided aluminium foil adds the copper wire woven shield, eliminate the phase mutual interference between cable core, further improved the anti-external interference performance of cable. making light weather-proof signal shielding cable by the utility model can use in the adverse circumstances of wind power engineering project. solved the problem of low and transmission signals distortion of existing cable life-span.
Description of drawings
Fig. 1 is the cross section structure schematic diagram of light weather-proof signal shielding cable embodiment.
Fig. 2 is the core cross section structure schematic diagram through coating of embodiment.
Among the figure, 1 is conductor, and 2 is wire insulation, 3 is filler, and 4 for dividing belting layer, and 5 is two-sided foil shielding layer, 6 is woven shield, and 7 for dividing restrictive coating, and 8 are the overall budget belt, 9 is the ground connection copper cash, 10 is the total screen of double-sided metal paper tinsel, and 11 for isolating belt, and 12 is the cobalt alloy line, 13 is cobalt alloy band screen, and 14 is the cable jacket layer.
Embodiment
Fig. 1 and Fig. 2 are the cross section structure schematic diagram and the core cross section structure schematic diagram through coating of an embodiment light weather-proof signal shielding cable of the present utility model.The conductor 1 outer wire insulation 2 that coats is formed lead, and wherein conductor 1 forms by the thin copper wire of 16 0.15mm is stranded.The material of wire insulation 2 adopts crosslinked polyethylene.Being twisted into one group of core by two or three leads, is to guarantee the core roundness, has polypropylene to fill rope in the conductor spacing and fills for filler 3.The branch belting layer 4 of wrapped polyester belt outside core, divide belting layer the 4 outer two-sided foil shielding layers 5 of overlapping coating, coat the woven shield 6 of copper wire outside two-sided foil shielding layer 5, woven shield 6 outer coatings are divided restrictive coating 7, and dividing the material of restrictive coating 7 is modified polyurethane (TPU) protective cover material.Be twisted into cable conductor by three groups of cores, the filler 3 in the core gap through coating is filled rope for polypropylene.The overall budget belt 8 of wrapped polyester belt outside cable conductor, the double-sided metal paper tinsel screen 10 of overlapping wrapped aluminium matter outside overall budget belt 8, a ground connection copper cash 9 of vertically placing between the two; Overlapping wrapped one deck polyester is isolated belt 11 outside the double-sided metal paper tinsel screen 10 of aluminium matter, outside isolating belt 11, and overlapping wrapped cobalt alloy band screen 13, cobalt alloy band screen 13 and the cobalt alloy line 12 of isolating vertical placement between the belt 11.Outside cobalt alloy screen 13, extrude modified polyurethane cable jacket layer 14, perhaps after adding one deck polyester belt twining package tape, cobalt alloy screen 13 extrudes modified polyurethane cable jacket layer 14 again.
In the utility model, conductor forms by thin copper wire is stranded, and wire insulation adopts cross-linked polyethylene insulating material, and restrictive coating adopts modified polyurethane (TPU) protective cover material, and cable has good weather resistance and flexibility.In the shielding construction, total screen adopts the two-sided Copper Foil of high conductivity or the cobalt alloy band that two-sided aluminium foil adds high permeability to carry out composite shielding, has improved the anti-electromagnetic interference capability of cable.A ground connection copper cash of vertically placing in two-sided Copper Foil or two-sided aluminium foil is vertically placed the cobalt alloy line in cobalt alloy band screen, strengthened the reliability of electromagnetic shielding; The shielding of each core is adopted and is divided the shielding type structure, has eliminated the phase mutual interference between cable core, further improves the anti-external interference of cable simultaneously.
The utility model is used for the signal transmission of wind power engineering project.
Claims (9)
1. light weather-proof signal shielding cable, it is characterized in that, the surperficial coated wire insulating barrier of conductor (1) (2) constitutes lead, article 2～6, lead is twisted into core, core is outward from inside to outside successively with dividing belting layer (4), sub-shield and branch restrictive coating (7) coat, wherein sub-shield is made up of two-sided foil shielding layer (5) and woven shield (6), two-sided foil shielding layer (5) is coated on the branch belting layer (4), woven shield (6) is woven in two-sided foil shielding layer (5) periphery, gap between the lead of core is filled filler (3) or is not filled, 2～7 groups of core boundlings through coating constitute cable conductor together, and the cable conductor periphery is used overall budget belt (8) from inside to outside successively, total screen and cable jacket layer (14) coat.
2. a kind of light weather-proof signal shielding cable according to claim 1, its feature are that also described conductor (1) forms by the thin copper wire of 7～32 0.1～0.2mm is stranded.
3. a kind of light weather-proof signal shielding cable according to claim 1, its feature are that also the metal wire in the described woven shield (6) is copper wire or copper-clad aluminium wire.
4. a kind of light weather-proof signal shielding cable according to claim 1, its feature also is, described total screen is by ground connection copper cash (9), the total screen of double-sided metal paper tinsel (10), isolate belt (11), cobalt alloy line (12) and cobalt alloy band screen (13) are formed, the total screen of double-sided metal paper tinsel (10) is overlapping to be coated on outside the overall budget belt (8), vertically place a ground connection copper cash (9) between the two, it is overlapping wrapped outside the total screen of double-sided metal paper tinsel (10) to isolate belt (11), cobalt alloy band screen (13) is coated on outside the separator (11), vertically places a cobalt alloy line (12) between the two.
5. a kind of light weather-proof signal shielding cable according to claim 4, its feature are that also the material of the total screen of described double-sided metal paper tinsel (10) is two-sided aluminium foil or two-sided Copper Foil.
6. a kind of light weather-proof signal shielding cable according to claim 1, its feature are that also described filler (3) is filled rope for polypropylene.
7. a kind of light weather-proof signal shielding cable according to claim 1, its feature also be, the material of described minute restrictive coating (7) and cable jacket layer (14) is the modified polyurethane protective cover material.
8. a kind of light weather-proof signal shielding cable according to claim 1, its feature are that also the material of described wire insulation (2) is a cross-linked polyethylene insulating material.
9. a kind of light weather-proof signal shielding cable according to claim 1, its feature are that also the material of described minute belting layer (4), overall budget belt (8) and isolation belt (11) is a polyester belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201098590U CN201465652U (en) | 2009-07-20 | 2009-07-20 | Signal-shielding weatherproof light cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201098590U CN201465652U (en) | 2009-07-20 | 2009-07-20 | Signal-shielding weatherproof light cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201465652U true CN201465652U (en) | 2010-05-12 |
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ID=42393000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201098590U Expired - Fee Related CN201465652U (en) | 2009-07-20 | 2009-07-20 | Signal-shielding weatherproof light cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201465652U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102231297A (en) * | 2011-04-21 | 2011-11-02 | 大连沈特电缆有限公司 | Shielding cable used in copper-cladding-aluminum-core low-smoke zero-halogen electronic computer apparatus |
| CN103440911A (en) * | 2013-07-31 | 2013-12-11 | 江苏河阳线缆有限公司 | Flexible cable for controlling electronic signals |
| CN103440910A (en) * | 2013-07-30 | 2013-12-11 | 江苏河阳线缆有限公司 | Cable for signal transmission |
-
2009
- 2009-07-20 CN CN2009201098590U patent/CN201465652U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102231297A (en) * | 2011-04-21 | 2011-11-02 | 大连沈特电缆有限公司 | Shielding cable used in copper-cladding-aluminum-core low-smoke zero-halogen electronic computer apparatus |
| CN103440910A (en) * | 2013-07-30 | 2013-12-11 | 江苏河阳线缆有限公司 | Cable for signal transmission |
| CN103440911A (en) * | 2013-07-31 | 2013-12-11 | 江苏河阳线缆有限公司 | Flexible cable for controlling electronic signals |
| CN103440911B (en) * | 2013-07-31 | 2016-03-30 | 江苏河阳线缆有限公司 | Electronic signal control flexible cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100512 Termination date: 20150720 |
|
| EXPY | Termination of patent right or utility model |