CN202905221U - Halogen-free slurry-resistant interference-resistant instrument cable for offshore platform - Google Patents
Halogen-free slurry-resistant interference-resistant instrument cable for offshore platform Download PDFInfo
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- CN202905221U CN202905221U CN 201220651693 CN201220651693U CN202905221U CN 202905221 U CN202905221 U CN 202905221U CN 201220651693 CN201220651693 CN 201220651693 CN 201220651693 U CN201220651693 U CN 201220651693U CN 202905221 U CN202905221 U CN 202905221U
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Abstract
The utility model discloses a halogen-free slurry-resistant interference-resistant instrument cable for an offshore platform. An insulation core is formed by a plurality of strands of tin-coated copper conductors and insulation layers extruded on the conductors. The insulation core is twisted to form a wire set in a pair or star manner. An inner polyester tape and an aluminum-plastic composite tape are wrapped outside of the wire set in an overlapping manner to form a shielding wire set. A branch shielding drainage wire is arranged. A plurality of shielding wire sets are twisted to form a cable core, halogen-free flame-retardation glass fiber is filled in a gap between cable cores, and an outer polyester tape and a copper-plastic composite tape total shielding layer are wrapped outside of the cable core in the overlapping manner. A total shielding drainage wire is arranged. A halogen-free flame-retardation glass fiber tape is wrapped outside of the total shielding layer in the overlapping manner and an inner sheath is extruded on the glass fiber tape. A tin-plated copper-wire armor layer is braided outside of the inner sheath and an oversheath is extruded on the tin-plated copper-wire armor layer. The slurry-resistant interference-resistant instrument cable has the characteristics of excellent halogen-free property, low smoke property, flame-retardant property, oil resistant property, slurry-resistant property, low toxicity property, anti-interference property, asbestos-free property and alkali-free property.
Description
Technical field:
The utility model relates to a kind of offshore platform with the anti-interference instrument cable of the anti-mud of Halogen, belongs to technical field of electric wires and cables.
Background technology:
Along with the high speed development of Chinese offshore oil platform drilling technology, the nervous system that the offshore platform instrument cable transmits as the signal of offshore platform, platform manufacturing at sea and in service play a part very important.The offshore platform instrument cable is the signal transmssion line of whole offshore platform system, plays crucial effect for the transmission of various instrument signals.Because the particularity of offshore platform instrument cable, current many oil platform manufactory requires very strict for the signal system connecting line, must guarantee accuracy and the sensitivity that signal transmits, and has very high anti-interference shielding properties, because it is very large that the interference of outer signals causes the inaccurate harm of transmission of instrument signal, so, be that requirement is high for the noiseproof feature of instrument cable.
The offshore platform of China also is in the budding stage with the manufacturing of instrument cable at present, the technical merit, production equipment and the level of processing that add domestic each offshore platform cable producer are uneven, and International Maritime Organization has higher requirement to offshore platform cable, has caused certain production difficulty to domestic manufacturer.This just requires the producer must the breaks through foreign technology barriers, develop the anti-interference offshore platform instrument cable product with independent intellectual property rights, like this, the development of enterprise and China sea upper mounting plate mud oil technology will be driven, good society and economic benefit will be produced.
Summary of the invention:
For overcoming the defective of prior art, the purpose of this utility model is to provide a kind of offshore platform anti-interference instrument cable of the anti-mud of Halogen, have excellent Halogen, low cigarette, fire-retardant, low toxicity, anti-mud, oil resistant, anti-interference, without characteristics such as asbestos, alkali-frees, can be widely used in the place instrument signal systems such as oil platform, warship, boats and ships, excellent product performance, and can produce good society and economic benefit.
The utility model technical solution problem adopts following technical scheme:
The offshore platform anti-interference instrument cable of the anti-mud of Halogen, consist of insulated wire cores by multiply tinned copper conductor and the insulating barrier that extrudes on described conductor, insulated wire cores pair twist or star quad stranding are the line group, the overlapping interior polyester belt, compound copper-plastics band sub-shield of being surrounded with forms the shielding conductor group successively outside described line group, and is provided with the separated-shielding drainage thread between described interior polyester belt and described sub-shield;
Be twisted into cable core by a plurality of described shielding conductor groups, the packed layer that the cable core gap-fill is made of halogen-free flameproof glass fiber; Overlapping outer polyester belt, the total screen of compound copper-plastics band of being surrounded with successively outside described cable core, and between described outer polyester belt and described total screen, be provided with total shielding drainage thread;
Overlappingly successively outside described total screen be surrounded with halogen-free flameproof glass fabric strip, be extruded with thermosetting low smoke, zero halogen polyolefin inner sheath, described inner sheath is woven with tinned copper wire shield layer outward, is extruded with the thermosetting LSOH anti-flaming polyolefin of anti-mud oversheath.
Compared with the prior art, the beneficial effects of the utility model are embodied in:
1, the utility model conductor adopts 7 bursts of stranded tinned copper conductor structures, has greatly improved soft bending property and the Corrosion Protection of instrument cable, guarantees that simultaneously cable keeps excellent electric property in running.
2,125 ℃ of IXPE insulating barriers are after electron accelerator irradiation is crosslinked in the utility model, and mechanical performance improves greatly, guarantee that cable has excellent mechanical performance.Serviceability temperature reaches 125 ℃ simultaneously, compares with the general instrument cable, and rise appreciably useful life.
3, insulated wire cores pair twist pitch is controlled at below the 50mm in the utility model, and adjacent lines group pitch is different, has guaranteed the low inductance of cable, low capacitance characteristic, has guaranteed the reliability that signal transmits.
4, sub-shield and total screen all adopt compound copper-plastics band wrapped in the utility model, its inboard adds zinc-plated drainage thread, can effectively stop the signal between the line group to disturb and outside signal interference, play good shield effectiveness, drainage thread can effective grounding simultaneously.
5, the utility model adopts the braiding tinned copper wire as the shield layer; not only play the effect of dual shield; greatly improved the anti-interference shielding properties of cable; and bending and the mechanical performance of cable have greatly been improved; effectively protect simultaneously the damage of inner sheath, improved the useful life of cable.
6, extruding the thermosetting LSOH anti-flaming polyolefin of anti-mud oversheath in the utility model is a kind of novel environment friendly fire proofing, have excellent low cigarette, Halogen, fire-retardant, oil resistant, anti-mud, unleaded, floride-free, alkali-free, without the asbestos characteristic, satisfy the instructions for use of offshore oil platform instrument cable fully.
Description of drawings:
Fig. 1 is structural representation of the present utility model.
Number in the figure: 1 conductor, 2 insulating barriers, 3 interior polyester belts, 4 sub-shields, 5 separated-shielding drainage threads, 6 packed layers, 7 outer polyester belts, 8 total screens, 9 total shielding drainage threads, 10 glass fiber tapes, 11 inner sheaths, 12 armours, 13 oversheaths.
Below pass through embodiment, and the utility model is described in further detail by reference to the accompanying drawings.
Embodiment:
Embodiment: referring to Fig. 1, the offshore platform of this enforcement anti-interference instrument cable of the anti-mud of Halogen, consist of insulated wire cores by 7 strands of stranded tinned copper conductors 1 with the IXPE insulating barrier 2 that extrudes on conductor, carry out crosslinked through electron irradiation after insulating barrier 2 extrudes; As requested, insulated wire cores pair twist or star quad stranding are the line group, polyester belt 3 in the outer overlapping wrapped high insulation of line group, then its outer overlapping wrapped compound copper-plastics band adds one 16/0.20mm tinned copper wire as separated-shielding drainage thread 5 as sub-shield 4 between interior polyester belt and compound copper-plastics band sub-shield; Each shielding conductor group is twisted into cable core, the packed layer 6 that the cable core gap-fill is made of high-temperature glass fibre, the outer polyester belt 7 of the outer overlapping wrapped high insulation of cable core, its outer overlapping wrapped compound copper-plastics band adds one 16/0.20mm tinned copper wire as total shielding drainage thread 9 as total screen 8 between the total screen of outer polyester belt and compound copper-plastics band; The outer overlapping wrapped halogen-free flameproof glass fabric strip 10 of total screen extrudes thermosetting low smoke, zero halogen polyolefin inner sheath 11, and inner sheath weaves tinned copper wire outward as shield layer 12, extrudes the thermosetting LSOH anti-flaming polyolefin of anti-mud oversheath 13.
In the implementation, corresponding structure setting and material are selected to be respectively:
Insulating barrier 2 is to be extruded in the conductor that forms on the conductor by IXPE to extrude layer, and adopts electron irradiation crosslinked;
The line group adopts high insulation polyester belt overlapping wrapped outward;
Sub-shield 4 adopts compound copper-plastics band overlapping wrapped;
Separated-shielding drainage thread 5 adopts the tinned copper wire of 16/0.20mm;
Packed layer 6 adopts the high-temperature glass fibre rope, fills closely knit, rounding;
Cable core adopts high insulation polyester belt overlapping wrapped outward;
Total shielding drainage thread 9 adopts the tinned copper wire of 16/0.20mm;
Total shielding lapping layer adopts halogen-free flameproof glass fabric strip 10 overlapping wrapped in total screen outside;
Oversheath 13 adopts and extrudes thermosetting halogen-free and low-smoke flame-retardant polyolefin, electron beam to irradiate crosslinked technique.
Claims (1)
1. offshore platform is with the anti-mud of Halogen anti-interference instrument cable, consist of insulated wire cores by multiply tinned copper conductor (1) and the insulating barrier (2) that extrudes on described conductor (1), insulated wire cores pair twist or star quad stranding are the line group, it is characterized in that, the overlapping interior polyester belt (3), compound copper-plastics band sub-shield (4) of being surrounded with forms the shielding conductor group successively outside described line group, and is provided with separated-shielding drainage thread (5) between described interior polyester belt (3) and described sub-shield (4);
Be twisted into cable core by a plurality of described shielding conductor groups, the packed layer (6) that the cable core gap-fill is made of halogen-free flameproof glass fiber; Overlapping outer polyester belt (7), the total screen of compound copper-plastics band (8) of being surrounded with successively outside described cable core, and between described outer polyester belt (7) and described total screen (8), be provided with total shielding drainage thread (9);
Overlappingly successively outside described total screen (8) be surrounded with halogen-free flameproof glass fabric strip (10), be extruded with thermosetting low smoke, zero halogen polyolefin inner sheath (11), described inner sheath (11) is outer to be woven with tinned copper wire shield layer (12), be extruded with the thermosetting LSOH anti-flaming polyolefin of anti-mud oversheath (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220651693 CN202905221U (en) | 2012-11-29 | 2012-11-29 | Halogen-free slurry-resistant interference-resistant instrument cable for offshore platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220651693 CN202905221U (en) | 2012-11-29 | 2012-11-29 | Halogen-free slurry-resistant interference-resistant instrument cable for offshore platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202905221U true CN202905221U (en) | 2013-04-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220651693 Expired - Fee Related CN202905221U (en) | 2012-11-29 | 2012-11-29 | Halogen-free slurry-resistant interference-resistant instrument cable for offshore platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202905221U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103943202A (en) * | 2014-02-28 | 2014-07-23 | 安徽幸福电器电缆有限公司 | Antistatic and ultrahigh-voltage silicone rubber cable |
| CN106128595A (en) * | 2016-08-26 | 2016-11-16 | 无锡江南电缆有限公司 | A kind of copper core crosslinked polyethylene halogen-free flameproof anti-ultraviolet controls power cable |
| CN107170517A (en) * | 2017-06-30 | 2017-09-15 | 重庆渝丰鑫新线缆科技有限公司 | It is a kind of for flat cable of outdoor pre-buried installation and preparation method thereof |
| CN107346676A (en) * | 2017-08-15 | 2017-11-14 | 上海起帆电缆股份有限公司 | A kind of marine exploration system special cable |
-
2012
- 2012-11-29 CN CN 201220651693 patent/CN202905221U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103943202A (en) * | 2014-02-28 | 2014-07-23 | 安徽幸福电器电缆有限公司 | Antistatic and ultrahigh-voltage silicone rubber cable |
| CN106128595A (en) * | 2016-08-26 | 2016-11-16 | 无锡江南电缆有限公司 | A kind of copper core crosslinked polyethylene halogen-free flameproof anti-ultraviolet controls power cable |
| CN107170517A (en) * | 2017-06-30 | 2017-09-15 | 重庆渝丰鑫新线缆科技有限公司 | It is a kind of for flat cable of outdoor pre-buried installation and preparation method thereof |
| CN107170517B (en) * | 2017-06-30 | 2023-08-04 | 渝丰科技股份有限公司 | Flat cable for outdoor embedded installation and preparation method thereof |
| CN107346676A (en) * | 2017-08-15 | 2017-11-14 | 上海起帆电缆股份有限公司 | A kind of marine exploration system special 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: 20130424 Termination date: 20171129 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |