CN207009138U - A kind of mining halogen-free low-smoke flame-retardant fire resisting layer stranded optical/electrical composite cable - Google Patents
A kind of mining halogen-free low-smoke flame-retardant fire resisting layer stranded optical/electrical composite cable Download PDFInfo
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- CN207009138U CN207009138U CN201720578155.2U CN201720578155U CN207009138U CN 207009138 U CN207009138 U CN 207009138U CN 201720578155 U CN201720578155 U CN 201720578155U CN 207009138 U CN207009138 U CN 207009138U
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- 239000003063 flame retardant Substances 0.000 title claims abstract description 46
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims abstract description 40
- 239000002131 composite material Substances 0.000 title claims abstract description 29
- 239000000779 smoke Substances 0.000 title claims abstract description 29
- 230000003287 optical effect Effects 0.000 title claims abstract description 28
- 238000005065 mining Methods 0.000 title claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 74
- 239000004020 conductor Substances 0.000 claims abstract description 36
- 230000004888 barrier function Effects 0.000 claims abstract description 26
- 230000000903 blocking effect Effects 0.000 claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 239000011248 coating agent Substances 0.000 claims abstract description 16
- 238000000576 coating method Methods 0.000 claims abstract description 16
- 229910052751 metal Inorganic materials 0.000 claims abstract description 15
- 239000002184 metal Substances 0.000 claims abstract description 15
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 14
- 150000001875 compounds Chemical class 0.000 claims abstract description 14
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 14
- 239000001301 oxygen Substances 0.000 claims abstract description 14
- 238000000926 separation method Methods 0.000 claims abstract description 13
- 239000013307 optical fiber Substances 0.000 claims description 18
- 239000011521 glass Substances 0.000 claims description 14
- 239000000919 ceramic Substances 0.000 claims description 10
- 239000006071 cream Substances 0.000 claims description 10
- 229920001707 polybutylene terephthalate Polymers 0.000 claims description 10
- 229920000098 polyolefin Polymers 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 8
- 229920002379 silicone rubber Polymers 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- RJDOZRNNYVAULJ-UHFFFAOYSA-L [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[F-].[F-].[Mg++].[Mg++].[Mg++].[Al+3].[Si+4].[Si+4].[Si+4].[K+] Chemical compound [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[F-].[F-].[Mg++].[Mg++].[Mg++].[Al+3].[Si+4].[Si+4].[Si+4].[K+] RJDOZRNNYVAULJ-UHFFFAOYSA-L 0.000 claims description 6
- 229920001971 elastomer Polymers 0.000 claims description 6
- 239000005060 rubber Substances 0.000 claims description 6
- 230000037303 wrinkles Effects 0.000 claims description 6
- 239000004703 cross-linked polyethylene Substances 0.000 claims description 5
- 229920003020 cross-linked polyethylene Polymers 0.000 claims description 5
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 239000011810 insulating material Substances 0.000 claims description 4
- -1 polybutylene terephthalate Polymers 0.000 claims description 4
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 2
- 239000005977 Ethylene Substances 0.000 claims description 2
- 238000005253 cladding Methods 0.000 claims 1
- 229910052736 halogen Inorganic materials 0.000 abstract description 5
- 150000002367 halogens Chemical class 0.000 abstract description 5
- 238000013461 design Methods 0.000 abstract description 2
- 235000019504 cigarettes Nutrition 0.000 abstract 1
- 230000006835 compression Effects 0.000 abstract 1
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- 230000035939 shock Effects 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 64
- 239000007789 gas Substances 0.000 description 4
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- 239000004033 plastic Substances 0.000 description 4
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- 230000005540 biological transmission Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical group O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
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- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 229910003978 SiClx Inorganic materials 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
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- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
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- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
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- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
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- 239000011241 protective layer Substances 0.000 description 1
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Abstract
The utility model discloses a kind of mining halogen-free low-smoke flame-retardant fire resisting layer stranded optical/electrical composite cable, including the compound cable core positioned at center, compound cable core is twisted by layer-stranding cable, low-voltage-powered insulated wire cores and filling and formed, and coats lapping layer, separation layer, metal armor layers, oxygen barrier layer and oversheath outside compound cable core successively；Layer-stranding cable includes light unit, reinforcer, water blocking layer, flame retardant coating, vertical covering and sheath；Low-voltage-powered insulated wire cores include conductor, conductor sheath and insulating barrier.Mining halogen-free low-smoke flame-retardant fire resisting layer stranded optical/electrical composite cable of the present utility model, pass through rational structure design, transmitted while realizing optical signal and low-voltage-powered signal, rational structure and material is selected, make the features such as being low cable cost, resistance to compression, shock resistance, while also there is low cigarette, Halogen, fire-retardant, fire resisting characteristic.
Description
Technical field
A kind of mining halogen-free low-smoke flame-retardant fire resisting layer stranded optical/electrical composite cable is the utility model is related to, belongs to optical cable, electricity
Cable technical field.
Background technology
With the development of the society, the economic development with science and technology, right while people require to improve colliery space availability ratio
The security and environmental consciousness of cable have also strengthened.Existing cable, function is relatively simple, and laying difficulty is big, the space occupied
Also big, various costs are such as：Manufacture, transport, installation and cost of labor etc. are all at a relatively high；Current cable material is big in addition
Use PVC more, not only bad for environmental protection, do not have fire-retardant and resistance to fire action more.It is therefore desirable to both transmitted in same circuit dynamic
While power, and can transmits substantial amounts of optical signal, can so save various costs, improves the utilization rate of space and circuit, together
When, ensure when fire occurs, reduce smog and endanger the generation of gas, substantially reduce country and personal property loss.Therefore,
On the premise of cable service life is ensured, the construction of cable and material aspect are improved, make cable that there is transmission not share the same light,
The complex function of electric signal, further require that cable possesses in light weight, environmentally friendly, fire-retardant and fire resisting characteristic.
Utility model content
Purpose：In order to overcome the deficiencies in the prior art, the utility model provides a kind of colliery and hindered with low smoke, zero halogen
Fire fire resisting layer stranded optical/electrical composite cable.
Technical scheme：In order to solve the above technical problems, the technical solution adopted in the utility model is：
A kind of mining halogen-free low-smoke flame-retardant fire resisting layer stranded optical/electrical composite cable, including：Composite rope positioned at center
Core, the compound cable core extrude separation layer, metal are coated outside the separation layer outside around covering is wrapped outside the lapping layer
Armor, oxygen barrier layer is extruded outside the metal armor layers, oversheath is extruded outside the oxygen barrier layer；
The compound cable core includes：Layer-stranding cable, low-voltage-powered insulated wire cores and filling, it is described to be filled in layer strand
Space between formula optical cable and low-voltage-powered insulated wire cores, the layer-stranding cable, low-voltage-powered insulated wire cores and filling are twisted
Form the compound cable core.
Further, the layer-stranding cable includes light unit, reinforcer, water blocking layer, flame retardant coating, vertical covering and sheath；
The light unit and reinforcer twist mode using layer and twisted together, outside wrapped water blocking layer after being twisted, outside the water blocking layer
Wrapped flame retardant coating, the vertical bag in flame retardant coating outside indulge covering, sheath are extruded outside the vertical covering；Reinforcer position high intensity
Single circle phosphating steel wire, the material of the water blocking layer are water blocking yarn, and the fire resisting layer material is fireproof glass silk ribbon, the vertical covering
Material be wrinkle composite steel-plastic belt, the material of the sheath is halogen-free and low-smoke flame-retardant polyolefin sheathed；The number of the light unit
Measure as 2~48.
Further, the light unit includes optical fiber, fine cream and Loose tube, the fine cream be filled in optical fiber and Loose tube it
Between gap in；The quantity of the optical fiber is 1~12, and the material of the Loose tube is polybutylene terephthalate (PBT).
Further, the low-voltage-powered insulated wire cores include conductor, conductor sheath and insulating barrier, the conductor outside around
Bag conductor sheath, the insulating barrier are coated on the surrounding of conductor sheath；The quantity of the conductor is one or more, the conductor
Area of section is 4~300mm2, the quantity of the low-voltage-powered insulated wire cores is 3~4.
Further, the material of the conductor is copper, and the material of the conductor sheath is synthetic mica tape, the insulating barrier
Material be XLPE insulating materials or ethylene rubber.
Further, the material of the filling is fireproof glass cord.
Further, the material of the lapping layer is fireproof glass silk ribbon, and the material of the separation layer is ceramic SiClx rubber
Plastic boot material.
Further, the material of the metal armor layers is aluminum alloy strip, and metallic sheath is formed using lock armo mode.
Further, the material of the oxygen barrier layer is low-smoke bittern-free highly fire-proof polyolefin jacket material.
Further, the material of the oversheath is Ceramic silicon rubber protective cover material.
Beneficial effect：Mining halogen-free low-smoke flame-retardant fire resisting layer stranded optical/electrical composite cable provided by the utility model, wherein
The wrinkle steel composite band of layer-stranding cable has metallic shield effect, will not be interfered between low-voltage-powered insulated wire cores,
Optical signal and the electric power signal simultaneous transmission in a cable so can be achieved, solve colliery illumination, power transmission, equipment power supply
The problems such as, while communicated by optical signal transmission, the signal transmission such as data picture and text, reach measurement and monitoring mine medium temperature
Degree, humidity, the purpose of gas density.Protective cover of conductor in kinetic insulation core uses synthetic mica tape, synthetic mica tape
Refractory temperature is higher than the refractory temperature of other mica tapes, has stronger fire resistance, and insulating materials XLPE or EP rubbers are
Almost pure hydrocarbon, even if burning, combustion product is carbon dioxide and vapor, can be escaped naturally, will not be to cloud
Master tape causes to damage.Wrinkle steel composite band in layer-stranding cable has fire insulation effect, fireproof glass silk and LSOH anti-flaming
Polyolefin jacket, it may have flame-retardant acts on, and can further protect optical fiber；As the Ceramic silicon rubber material of oversheath,
There is good flexibility and elasticity under normal temperature condition, it is quick to turn when flame temperature exceedes the fire endurance temperature of rubber
It is melted into as hard ceramic protective layer, the high temperature of thousands of degree can be resistant to, plays a part of heat-insulated, fire prevention, insulation, avoid cable
Core is damaged, and used material is free of halogen；The metallic sheath of metal armor layers, except having, protection cable core is not compact
Outside, it may have the effect of flame-retardant.
A kind of mining halogen-free low-smoke flame-retardant fire resisting layer stranded optical/electrical composite cable provided by the utility model, the structure of cable
Design and material selection, make cable while with transmitting electric power and transmitting optical signal, also with fire-retardant, fire resisting, fire prevention and
The characteristic of environmental protection, when fire occurs, rate of propagation is slow, and smoke density is low, it is seen that degree is high, and pernicious gas burst size is small, is easy to people
Member withdraws, and the corrosivity of burning gases is small, it also avoid the infringement to instrument and equipment, and the cable is adapted to, people low in atmospheric density
The colliery that member relatively concentrates uses, and can make somebody a mere figurehead, vertical or pipe laying.
Brief description of the drawings
Fig. 1 is cross-sectional view of the present utility model.
Embodiment
The utility model is further described below in conjunction with the accompanying drawings.
As shown in figure 1, a kind of mining halogen-free low-smoke flame-retardant fire resisting layer stranded optical/electrical composite cable, including positioned at center
Compound cable core, the compound cable core extrudes separation layer 5, the separation layer 5 outside the lapping layer 4 outside around wrapping covering 4
Outside coats metal armor layers 6, extrudes oxygen barrier layer 7 outside the metal armor layers 6, oversheath is extruded outside the oxygen barrier layer 7
8；The material of the lapping layer 4 is fireproof glass silk ribbon, and the material of the separation layer 5 is Ceramic silicon rubber protective cover material, described
Metal armor layers 6 are aluminum alloy strip, form metallic sheath using lock armo mode, the material of the oxygen barrier layer 7 is low smoke and zero halogen
High fire-retardance polyolefin jacket material, the material of the oversheath 8 is Ceramic silicon rubber protective cover material.
The compound cable core is twisted by layer-stranding cable 1, low-voltage-powered insulated wire cores 2 and filling 3 and formed, the filling 3
It is filled in the space between layer-stranding cable 1 and low-voltage-powered insulated wire cores 2, the material of the filling 3 is fireproof glass silk
Rope.
The layer-stranding cable 1 includes light unit 20, reinforcer 21, water blocking layer 22, flame retardant coating 23, vertical covering 24 and shield
Layer 25；The light unit 20 and reinforcer 21 are twisted after mode is twisted in outside wrapped water blocking layer 22, the water blocking layer 22 using layer
Outside wrapped flame retardant coating 23, the vertical bag in the outside of flame retardant coating 23 indulge covering 24, sheath 25 are extruded outside vertical covering 24；The reinforcement
Part 21 is that high intensity list justifies phosphating steel wire, and the material of the water blocking layer 22 is water blocking yarn, and the material of the flame retardant coating 23 is fire-retardant
Glass tape, the material of the vertical covering 24 is wrinkle composite steel-plastic belt, and the material of the sheath 25 gathers for LSOH anti-flaming
Alkene sheath material.The light unit 20 includes optical fiber, fine cream and Loose tube, and optical fiber and fine cream are coated in Loose tube, fine cream
It is filled in the gap between optical fiber and Loose tube；The quantity of optical fiber is 1~12, the color of optical fiber for it is blue, orange, green, brown,
Grey, white, red, black, yellow, purple, pink, dark green, the material of Loose tube is polybutylene terephthalate (PBT) (PBT), Loose tube
Color is blue, orange, green, brown, grey, white, red, black, yellow, purple, pink, dark green；The quantity of the light unit 20 is 2~48.
The low-voltage-powered insulated wire cores 2 include conductor 31, conductor sheath 32 and insulating barrier 33, the conductor 31 outside around
Bag conductor sheath 32, the insulating barrier 33 is coated on the surrounding of conductor sheath 32；The material of the conductor 31 is copper, area of section
For 4~300mm2, quantity is one or more；The material of the conductor sheath 32 is synthetic mica tape, the insulating barrier 33
Material is XLPE insulating materials or EP rubbers；The quantity of the low-voltage-powered insulated wire cores 2 is 3~4.
Embodiment
Mining halogen-free low-smoke flame-retardant fire resisting layer stranded optical/electrical composite cable, including：Layer-stranding cable 1, low-voltage-powered insulation
Core 2, filling 3, lapping layer 4, separation layer 5, metal armor layers 6, oxygen barrier layer 7 and oversheath 8；Wherein layer-stranding cable 1 includes
Light unit 20, reinforcer 21, water blocking layer 22, flame retardant coating 23, vertical covering 24 and sheath 25；Light unit 20 include optical fiber, fine cream and
Loose tube, each light unit include a Loose tube and multiple optical fiber, and optical fiber and fine cream are coated in Loose tube, and optical fiber and pine cover
It is filled with fine cream in gap between pipe, wherein the quantity of optical fiber is 12, using single mode (B1) type optical fiber, color is blue, orange,
Green, brown, grey, white, red, black, yellow, purple, pink, dark green, the material of Loose tube uses polybutylene terephthalate (PBT) (PBT),
Quantity is 8, and color is blue, orange, green, brown, grey, white, red, black.After light unit 20 and reinforcer 21 are twisted using layer strand mode
In outside wrapped water blocking layer 22, the wrapped flame retardant coating 23 in the outside of water blocking layer 22, the vertical covering 24 of the vertical bag in the outside of flame retardant coating 23, covering 24 is indulged
Outside extrudes sheath 25；Reinforcer 21 is that single high intensity list justifies phosphating steel wire, and the material of water blocking layer 22 is water blocking yarn, flame retardant coating
23 materials are fireproof glass silk ribbon, and the material of vertical covering 24 is wrinkle composite steel-plastic belt, and the material of sheath 25 hinders for low smoke, zero halogen
Fire polyolefin jacket material.Low-voltage-powered insulated wire cores 2 include conductor 31, conductor sheath 32 and insulating barrier 33, outside conductor 31
Wrapped conductor sheath 32, the material of conductor sheath 32 is synthetic mica tape, and insulating barrier 33 is coated on the surrounding of conductor sheath 32, absolutely
The material of edge layer 33 is XLPE Insulation Materials, and conductor 31 is twisted using more copper conductors, area of section 150mm2, it is described low
The quantity of pressure power insulated wire cores 2 is four；Layer-stranding cable 1, low-voltage-powered insulated wire cores 2 and filling 3 are twisted as composite rope
Core, filling 3 are filled in the space between layer-stranding cable 1 and low-voltage-powered insulated wire cores 2, and the material for filling 3 is fire-retardant glass
Glass cord, compound cable core outside around wrapping covering 4, the material of lapping layer 4 is fireproof glass silk ribbon, extruded outside lapping layer 4 every
Absciss layer 5, the material of separation layer 5 is Ceramic silicon rubber protective cover material, and the outside of separation layer 5 coats metal armor layers 6, metal armor layers
6 material is aluminum alloy strip, forms metallic sheath using lock armo mode, oxygen barrier layer 7, oxygen barrier are extruded outside metal armor layers 6
The material of layer 7 is low-smoke bittern-free highly fire-proof polyolefin jacket material, extrudes oversheath 8 outside oxygen barrier layer 7, the material of oversheath 8 is
Ceramic silicon rubber protective cover material.
Described above is only preferred embodiment of the present utility model, it should be pointed out that：For the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (10)
- A kind of 1. mining halogen-free low-smoke flame-retardant fire resisting layer stranded optical/electrical composite cable, it is characterised in that：Including：Positioned at center Compound cable core, the compound cable core extrudes separation layer (5) outside around wrapping covering (4) outside the lapping layer (4), described Cladding metal armor layers (6) outside separation layer (5), the metal armor layers (6) are outside to extrude oxygen barrier layer (7), the oxygen barrier layer (7) it is outside to extrude oversheath (8)；The compound cable core includes：Layer-stranding cable (1), low-voltage-powered insulated wire cores (2) and filling (3), the filling (3) are filled out The space filled between layer-stranding cable (1) and low-voltage-powered insulated wire cores (2), the layer-stranding cable (1), it is low-voltage-powered absolutely Edge core (2) and filling (3), which are twisted, forms the compound cable core.
- 2. mining halogen-free low-smoke flame-retardant fire resisting layer stranded optical/electrical composite cable according to claim 1, it is characterised in that：Institute Stating layer-stranding cable (1) includes light unit (20), reinforcer (21), water blocking layer (22), flame retardant coating (23), vertical covering (24) and shield Layer (25)；The light unit (20) and reinforcer (21) twist mode using layer and twisted together, outside wrapped water blocking layer after being twisted (22), the outside wrapped flame retardant coating (23) of the water blocking layer (22), the outside vertical vertical covering (24) of bag of the flame retardant coating (23) are described vertical Sheath (25) is extruded outside covering (24)；Reinforcer (21) position high intensity list circle phosphating steel wire, the water blocking layer (22) Material is water blocking yarn, and flame retardant coating (23) material is fireproof glass silk ribbon, and the material of the vertical covering (24) is moulded for wrinkle steel Composite band, the material of the sheath (25) is halogen-free and low-smoke flame-retardant polyolefin sheathed；The quantity of the light unit (20) is 2~48 Root.
- 3. mining halogen-free low-smoke flame-retardant fire resisting layer stranded optical/electrical composite cable according to claim 2, it is characterised in that：Institute Stating light unit (20) includes optical fiber, fine cream and Loose tube, and the fine cream is filled in the gap between optical fiber and Loose tube；It is described The quantity of optical fiber is 1~12, and the material of the Loose tube is polybutylene terephthalate (PBT).
- 4. mining halogen-free low-smoke flame-retardant fire resisting layer stranded optical/electrical composite cable according to claim 1, it is characterised in that：Institute Stating low-voltage-powered insulated wire cores (2) includes conductor (31), conductor sheath (32) and insulating barrier (33), the conductor (31) outside around Bag conductor sheath (32), the insulating barrier (33) are coated on the surrounding of conductor sheath (32)；The quantity of the conductor (31) is one Root or more, conductor (31) area of section is 4~300mm2, the quantity of the low-voltage-powered insulated wire cores (2) is 3~4 Root.
- 5. mining halogen-free low-smoke flame-retardant fire resisting layer stranded optical/electrical composite cable according to claim 4, it is characterised in that：Institute The material for stating conductor (31) is copper, and the material of the conductor sheath (32) is synthetic mica tape, the material of the insulating barrier (33) For XLPE insulating materials or ethylene rubber.
- 6. mining halogen-free low-smoke flame-retardant fire resisting layer stranded optical/electrical composite cable according to claim 1, it is characterised in that：Institute The material for stating filling (3) is fireproof glass cord.
- 7. mining halogen-free low-smoke flame-retardant fire resisting layer stranded optical/electrical composite cable according to claim 1, it is characterised in that：Institute The material for stating lapping layer (4) is fireproof glass silk ribbon, and the material of the separation layer (5) is Ceramic silicon rubber protective cover material.
- 8. mining halogen-free low-smoke flame-retardant fire resisting layer stranded optical/electrical composite cable according to claim 1, it is characterised in that：Institute The material for stating metal armor layers (6) is aluminum alloy strip, and metallic sheath is formed using lock armo mode.
- 9. mining halogen-free low-smoke flame-retardant fire resisting layer stranded optical/electrical composite cable according to claim 1, it is characterised in that：Institute The material for stating oxygen barrier layer (7) is low-smoke bittern-free highly fire-proof polyolefin jacket material.
- 10. mining halogen-free low-smoke flame-retardant fire resisting layer stranded optical/electrical composite cable according to claim 1, it is characterised in that： The material of the oversheath (8) is Ceramic silicon rubber protective cover material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720578155.2U CN207009138U (en) | 2017-05-23 | 2017-05-23 | A kind of mining halogen-free low-smoke flame-retardant fire resisting layer stranded optical/electrical composite cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720578155.2U CN207009138U (en) | 2017-05-23 | 2017-05-23 | A kind of mining halogen-free low-smoke flame-retardant fire resisting layer stranded optical/electrical composite cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207009138U true CN207009138U (en) | 2018-02-13 |
Family
ID=61444915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720578155.2U Active CN207009138U (en) | 2017-05-23 | 2017-05-23 | A kind of mining halogen-free low-smoke flame-retardant fire resisting layer stranded optical/electrical composite cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207009138U (en) |
-
2017
- 2017-05-23 CN CN201720578155.2U patent/CN207009138U/en active Active
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