CN2824244Y - Measuring controlling cable for oil and gas pipeline explosion-proof - Google Patents
Measuring controlling cable for oil and gas pipeline explosion-proof Download PDFInfo
- Publication number
- CN2824244Y CN2824244Y CN 200520075326 CN200520075326U CN2824244Y CN 2824244 Y CN2824244 Y CN 2824244Y CN 200520075326 CN200520075326 CN 200520075326 CN 200520075326 U CN200520075326 U CN 200520075326U CN 2824244 Y CN2824244 Y CN 2824244Y
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- CN
- China
- Prior art keywords
- oil
- cable
- layers
- flame retardant
- explosion
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- Expired - Fee Related
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Abstract
The utility model relates to a measuring controlling cable for explosion prevention for an oil and gas pipeline, which belongs to the technical field of a cable. The utility model is provided with a plurality of cable cores cabled by wire groups pair-twisted by two insulated cores, compound shielding layers are arranged on the wire groups, cabling lapping layers with high-flame retardant glass-fabric tapes are arranged on the cable cores, and fillers are arranged in voids of the cable cores. Total shielding layers with metal plastic tapes are lapped on the cabling lapping layers with high-flame retardant glass-fabric tapes, diversion wires are arranged among the cabling lapping layers with high-flame retardant glass-fabric tapes and the total shielding layers with metal plastic tapes, and lapping layers with high-fire retardant glass-fabric tapes are lapped on the total shielding layers with metal plastic tapes. Inner protecting layers of high-fire retardant polymer are extruded on the lapping layers with high-fire retardant glass-fabric tapes, steel-tape armours are arranged on the inner protecting layers of high-fire retardant polymer, and outer protecting layers of high-fire retardant nitrile composite are extruded on the steel-tape armours. The utility model has the advantages of reasonable structure, simplicity, compactness, easy production manufacture and low cost. The utility model has the characteristics of high-low temperature resistance, oil resistance, acid base resistance, strong electromagnetic interference and strong electrostatic interference prevention, low capacity, low inductance and high flame retardancy. The utility model satisfies the requirements of a cable for the oil and gas pipeline.
Description
Technical field
The utility model relates to the explosion-proof measurement and control cable structure of using of a kind of oil-gas pipeline, belongs to the cable technology field.
Background technology
Quickening along with the modernization construction paces, demand to oil, natural gas is increasing, thereby the exploitation dynamics of oil, natural gas progressively strengthened, in order to adapt to oil, the remote delivery safety monitoring of natural gas, the requirement of networking ancillary engineering facility, the explosion-proof measurement and control cable of using of oil-gas pipeline that all needs a large amount of excellent performances just can be guaranteed the anti-explosion safety of oil, natural gas transport instrument.The common cable that constitutes as insulated wire cores, screen, steel-tape armouring layer and the outer jacket that uses by tape insulation layer on the conductor can not satisfy that oil-gas pipeline ambient temperature drop is big, oil resistant, acid and alkali-resistance, anti-strong electromagnetic and strong electrostatic interference requirement, do not possess low electric capacity, low inductance, thereby can not guarantee the security of operation of instrumentation under inflammable, the explosive place.So, research and develop the excellent explosion-proof measurement and control cable of using of oil-gas pipeline, satisfy the market demand of oil-gas pipeline, be a urgent task of cable manufacturing enterprise.
The utility model content
The purpose of this utility model is exactly for adapting to the demand in market, by improvement to existing cable, a kind of have high-low temperature resistant, oil resistant, acid and alkali-resistance, anti-strong electromagnetic and strong electrostatic interference are provided, have the explosion-proof measurement and control cable of using of oil-gas pipeline of low electric capacity, low inductance, high flame retardant.
The purpose of this utility model is to realize like this, the explosion-proof measurement and control cable of using of oil-gas pipeline, the insulated wire cores that comprises tape insulation layer on the conductor, screen, steel-tape armouring layer and outer jacket, it is characterized in that cable is provided with the cable core that a plurality of two lines that thoroughly do away with edge core pair twist are formed cable, the line group is provided with composite shielding layer, cable core is provided with high flame retardant glass fibre belt stranding lapping layer, be provided with inserts in the space between the line group of stranding lapping layer and cable core, wrapped metal is moulded and is with total screen on the stranding lapping layer, between stranding lapping layer and total screen, be provided with channelizing line, wrapped high flame retardant glass fibre belt lapping layer on total screen, on high flame retardant glass fibre belt lapping layer, extrude high flame retardant polymer sheath, sheath is provided with the steel-tape armouring layer, extrudes the fine compound outer jacket of high flame retardant fourth on the steel-tape armouring layer.
Described insulated wire cores is that multiply tinned copper wire conductive surface is extruded with poly-full second propylene insulating barrier.Composite shielding layer is that metal is moulded band lapped shielding layer and copper material woven shield, and the copper material woven shield is arranged on metal and moulds on the band lapped shielding layer.Metal mould the band comprise copper mould the band and the plastic-aluminum band.The copper material woven shield comprises copper wire woven shield and tin-coated copper core woven shield.Described inserts is a high flame retardant glass rope.Channelizing line is cross section 0.5mm
2Stranded copper wire bundle strand.
The utility model is rational in infrastructure, simple, compact, manufactures easily, and cost is low, and serviceability is good.Cable core adopts a plurality of line groups by the insulated wire cores pair twist, and adopt composite shielding on online group, adopt the structures such as sheath of wrapped, wrapped total shielding of high flame retardant glass fibre belt and steel-tape armouring, high flame retardant material on the cable core again, guarantee that cable has high-low temperature resistant, oil resistant, acid and alkali-resistance, anti-strong electromagnetic and strong electrostatic interference, performance with low electric capacity, low inductance, high flame retardant, can satisfy the performance requirement of explosion-proof instrument usefulness cable under the specific adverse circumstances of oil-gas pipeline fully, excellent popularization using value and society, economic benefit are arranged.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Among the figure: 1 conductor, 2 insulating barriers, 3 lapped shielding layers, 4 woven shields, 5 inserts, 6 stranding lapping layers, 7 total screens, 8 channelizing lines, 9 high flame retardant glass fibre belt lapping layers, 10 sheaths, 11 armours, 12 outer jackets.
Embodiment
Be extruded with poly-full second propylene insulating barrier 2 on multiply tinned copper wire conductor 1 surface and constitute insulated wire cores.Per two thoroughly do away with the edge cores to being twisted into the line group, and wrapped copper is moulded band (perhaps plastic-aluminum band) lapped shielding layer 3 on online group, and copper wire braiding (perhaps the tin-coated copper core weaves) screen 4 is set on lapped shielding layer 3.With four stranded strandings of line group that are provided with lapped shielding layer 3 and woven shield 4.In the gap that in stranding, high flame retardant glass rope inserts 5 is placed between the line group, and wrapped high flame retardant glass fibre belt stranding lapping layer 6.It is 0.5mm that the cross section is set on stranding lapping layer 6
2Stranded copper wire bundle channelizing line 8, wrapped thereon again copper is moulded the total screen 7 of band (perhaps plastic-aluminum band).On total screen 7 wrapped successively high flame retardant glass fibre belt lapping layer 9, extrude high flame retardant polymer sheath 10, steel-tape armouring layer 11 is installed and extrudes the fine compound outer jacket 12 of high flame retardant fourth.
Claims (7)
1, the explosion-proof measurement and control cable of using of a kind of oil-gas pipeline, the insulated wire cores that comprises tape insulation layer on the conductor, screen, steel-tape armouring layer and outer jacket, it is characterized in that cable is provided with the cable core that a plurality of two lines that thoroughly do away with edge core pair twist are formed cable, the line group is provided with composite shielding layer, cable core is provided with high flame retardant glass fibre belt stranding lapping layer, be provided with inserts in the space between the line group of stranding lapping layer and cable core, wrapped metal is moulded and is with total screen on the stranding lapping layer, between stranding lapping layer and total screen, be provided with channelizing line, wrapped high flame retardant glass fibre belt lapping layer on total screen, on high flame retardant glass fibre belt lapping layer, extrude high flame retardant polymer sheath, sheath is provided with the steel-tape armouring layer, extrudes the fine compound outer jacket of high flame retardant fourth on the steel-tape armouring layer.
2, the explosion-proof measurement and control cable of using of oil-gas pipeline according to claim 1 is characterized in that described insulated wire cores is that multiply tinned copper wire conductive surface is extruded with poly-full second propylene insulating barrier.
3, the explosion-proof measurement and control cable of using of oil-gas pipeline according to claim 1 is characterized in that described composite shielding layer is that metal is moulded band lapped shielding layer and copper material woven shield, and the copper material woven shield is arranged on metal and moulds on the band lapped shielding layer.
4, according to claim 1, the explosion-proof measurement and control cable of using of 3 described oil-gas pipelines, it is characterized in that described metal mould the band comprise copper mould the band and the plastic-aluminum band.
5,, it is characterized in that described copper material woven shield comprises copper wire woven shield and tin-coated copper core woven shield according to claim 1, the explosion-proof measurement and control cable of using of 3 described oil-gas pipelines.
6, the explosion-proof measurement and control cable of using of oil-gas pipeline according to claim 1 is characterized in that described inserts is a high flame retardant glass rope.
7, the explosion-proof measurement and control cable of using of oil-gas pipeline according to claim 1 is characterized in that described channelizing line is cross section 0.5mm
2The stranded copper wire bundle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520075326 CN2824244Y (en) | 2005-09-06 | 2005-09-06 | Measuring controlling cable for oil and gas pipeline explosion-proof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520075326 CN2824244Y (en) | 2005-09-06 | 2005-09-06 | Measuring controlling cable for oil and gas pipeline explosion-proof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2824244Y true CN2824244Y (en) | 2006-10-04 |
Family
ID=37033363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520075326 Expired - Fee Related CN2824244Y (en) | 2005-09-06 | 2005-09-06 | Measuring controlling cable for oil and gas pipeline explosion-proof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2824244Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101901642A (en) * | 2010-07-16 | 2010-12-01 | 江苏省电力公司徐州供电公司 | Intrinsic safety system instrument cable |
| US9683439B2 (en) | 2013-10-29 | 2017-06-20 | Halliburton Energy Services, Inc. | Safety cable for downhole communications |
-
2005
- 2005-09-06 CN CN 200520075326 patent/CN2824244Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101901642A (en) * | 2010-07-16 | 2010-12-01 | 江苏省电力公司徐州供电公司 | Intrinsic safety system instrument cable |
| US9683439B2 (en) | 2013-10-29 | 2017-06-20 | Halliburton Energy Services, Inc. | Safety cable for downhole communications |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |