CN207458648U - Multicore flame-retardant low-smoke halogen-free controls cable - Google Patents
Multicore flame-retardant low-smoke halogen-free controls cable Download PDFInfo
- Publication number
- CN207458648U CN207458648U CN201721631322.1U CN201721631322U CN207458648U CN 207458648 U CN207458648 U CN 207458648U CN 201721631322 U CN201721631322 U CN 201721631322U CN 207458648 U CN207458648 U CN 207458648U
- Authority
- CN
- China
- Prior art keywords
- retardant
- flame
- layer
- low
- smoke halogen
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000003063 flame retardant Substances 0.000 title claims abstract description 41
- 239000000779 smoke Substances 0.000 title claims abstract description 37
- 239000010410 layer Substances 0.000 claims abstract description 44
- 239000004020 conductor Substances 0.000 claims abstract description 14
- 238000000926 separation method Methods 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims abstract description 8
- 239000011241 protective layer Substances 0.000 claims abstract description 8
- 229920000098 polyolefin Polymers 0.000 claims abstract description 6
- 239000002131 composite material Substances 0.000 claims abstract description 5
- 229910052736 halogen Inorganic materials 0.000 claims abstract description 5
- 239000000919 ceramic Substances 0.000 claims abstract description 4
- 239000003365 glass fiber Substances 0.000 claims abstract description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 239000004952 Polyamide Substances 0.000 claims description 3
- 229920003020 cross-linked polyethylene Polymers 0.000 claims description 3
- 239000004703 cross-linked polyethylene Substances 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 229920002647 polyamide Polymers 0.000 claims description 3
- 150000001412 amines Chemical class 0.000 claims 1
- 235000019504 cigarettes Nutrition 0.000 claims 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical group [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 239000007789 gas Substances 0.000 description 6
- 230000000505 pernicious Effects 0.000 description 3
- 239000004743 Polypropylene Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000011528 polyamide (building material) Substances 0.000 description 2
- -1 polypropylene Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 150000001875 compounds Chemical group 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 230000000977 initiatory Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 231100000167 toxic agent Toxicity 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
Abstract
The utility model discloses a kind of multicore flame-retardant low-smoke halogen-frees to control cable, and including cable conductor, cable conductor is outwards enclosed with insulating layer, filled layer, separation layer, shielded layer, sheath, armor, flame-retardant layer, outer jacket and protective layer successively.Wherein filled layer is flame-retardant low-smoke halogen-free glass fibre gasket for packing；Armor is bimetallic strip；Flame-retardant layer is Flame-retardant ceramic low-smoke zero-halogen fire-resistant composite wrapping tape；The material of outer jacket is low smoke halogen-free flame-retardant polyolefin.The multicore flame-retardant low-smoke halogen-free control cable of the utility model, has the characteristics that high temperature resistant, resistance to dragging, wear-resisting, anticorrosion, rat-and-ant proof.
Description
Technical field
The utility model controls cable more particularly to a kind of multicore flame-retardant low-smoke halogen-free, belongs to field of cables.
Background technology
Control cable be suitable for ac rated voltage 450/750V and it is following automatically control or monitor system, electrical instrumentation company
The occasions transmission line such as connect, with the development of the society, control cable is widely used, due to controlling the application environment electromagnetism of cable
Interference etc. is very high, and the sheath material of general cable is easily ignited, if fire resistance is poor, these materials once burn,
Generate a large amount of dense smoke containing extremely toxic substance, to environment, human body it is very harmful.The key project of nation-building at present is such as high
The engineerings such as iron station, airport, subway light rail, these engineerings can use substantial amounts of control electricity during construction and use
Cable.How to develop has the characteristics that high temperature resistant, resistance to dragging, wear-resisting, anticorrosion, rat-and-ant proof.It is again special suitable for fire-fighting simultaneously
The requirement of occasion.And 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 convenient for
Personnel withdraw.And the corrosivity of burning gases is small, also avoids the environment-friendly cable actually industry to instrument and equipment damage
Urgent problem to be solved.
The information for being disclosed in the background section is merely intended to increase the understanding to the general background of the utility model, and
It is not construed as recognizing or implies that the information structure has been existing well known to persons skilled in the art in any form
Technology.
Utility model content
The purpose of this utility model is to provide a kind of multicore flame-retardant low-smoke halogen-frees to control cable, with high temperature resistant, resistance to
The features such as dragging, wear-resisting, anticorrosion, rat-and-ant proof.
To achieve the above object, the utility model provides a kind of multicore flame-retardant low-smoke halogen-free control cable, including electricity
Cable conductor, cable conductor are outwards enclosed with insulating layer, filled layer, separation layer, shielded layer, sheath, armor, fire-retardant successively
Layer, outer jacket and protective layer.Wherein filled layer is flame-retardant low-smoke halogen-free glass fibre gasket for packing；Armor is bimetallic strip；
Flame-retardant layer is Flame-retardant ceramic low-smoke zero-halogen fire-resistant composite wrapping tape；The material of outer jacket is low smoke halogen-free flame-retardant polyolefin.
Preferably, in above-mentioned technical proposal, cable conductor is metallic conductor.
Preferably, in above-mentioned technical proposal, the material of insulating layer is crosslinked polyethylene.
Preferably, in above-mentioned technical proposal, separation layer is polypropylene band.
Preferably, in above-mentioned technical proposal, shielded layer is compound copper-plastics band or aluminium-plastic tape.
Preferably, in above-mentioned technical proposal, sheath is low smoke halogen-free flame-retardant polyolefin.
Preferably, in above-mentioned technical proposal, protective layer is polyamide.
Compared with prior art, the multicore flame-retardant low-smoke halogen-free control cable of the utility model, has high temperature resistant, resistance to drags
Drag, be wear-resisting, anticorrosion, rat-and-ant proof the features such as.Simultaneously again suitable for the requirement of fire-fighting special occasions.It is climing and when fire occurs
It is slow to prolong speed, smoke density is low, it is seen that degree is high, and pernicious gas burst size is small, is withdrawn convenient for personnel.And the corrosivity of burning gases
It is small, also avoid the advantageous effect to instrument and equipment damage.
Description of the drawings
Fig. 1 is the transverse sectional view of multicore flame-retardant low-smoke halogen-free control cable according to the present utility model.
Main Reference Numerals explanation：
1- cable conductors, 2- insulating layers, 3- filled layers, 4- separation layers, 5- shielded layers, 6- sheaths, 7- armors, 8- resistances
Fire layer, 9- outer jackets, 10- protective layers.
Specific embodiment
Below in conjunction with the accompanying drawings, specific embodiment of the present utility model is described in detail, it is to be understood that this practicality
New protection domain is not restricted by specific implementation.
Unless otherwise explicitly stated, otherwise in entire disclosure and claims, term " comprising " or its change
It changes such as "comprising" or " including " etc. and will be understood to comprise stated element or component, and do not exclude other members
Part or other components.
As shown in Figure 1, Fig. 1 is the schematic cross-section of multicore flame-retardant low-smoke halogen-free control cable according to the present utility model.
Cable is controlled according to the multicore flame-retardant low-smoke halogen-free of specific embodiment of the present invention, including cable conductor 1, cable conductor 1
Outwards insulating layer 2, filled layer 3, separation layer 4, shielded layer 5, sheath 6, armor 7, flame-retardant layer 8, outer jacket 9 are enclosed with successively
With protective layer 10.
In some embodiments, cable conductor 1 is twisted the metallic conductor pressed for multiple conducting wires, and insulating layer 2 is adopted
Composition is extruded with crosslinked polyethylene.Insulating layer 2 is overlapped using synthetic mica tape and is formed around double-baging, and Duplication is not less than 20%.
Filled layer 3 uses flame-retardant low-smoke halogen-free glass fibre gasket for packing.Separation layer 4 is overlapped wrapped composition using polypropylene band.In order to
The interference free performance of cable is improved, shielded layer 5 is formed using copper strip shielding or plastic-aluminum combined shielding, is answered in copper strip shielding or plastic-aluminum
The circular copper wire or tin-plating round copper wire of a placed longitudinally a diameter of 0.52mm (outside separation layer 4) under shielding is closed, to form drainage
Line.
In some embodiments, sheath 6 and outer jacket 9 extruded using low-smoke and halogen-free flame retardant polyolefin jacket material and
Into.
In some embodiments, bite to improve the twisting resistance of cable and rat-and-ant proof, crashworthiness, in sheath 6
It is outer to form armor 7 using bimetallic strip spiral is wrapped.
In some embodiments, trigger to solve conventional power cable due to fire-retardant, fire-proof high-temperature resistant performance is insufficient
Security risk, the wrapped low-smoke non-halogen flame-retardant ceramic fire resisting composite band outside armor 7 form flame-retardant layer 8.
In some embodiments, in order to solve Traditional control cable because wear-resisting, cold-resistant, oil resistant, anticorrosion, rat-and-ant proof are gnawed
The security risk of initiation is stung, is extruded outside outer jacket 9 using polyamide (Transparent color low smoke zero-halogen nylon) and forms protective layer 10.
In conclusion the multicore flame-retardant low-smoke halogen-free control cable of the utility model, compared with prior art with resistance to height
The features such as warm, resistance to dragging, wear-resisting, anticorrosion, rat-and-ant proof.Simultaneously again suitable for the requirement of fire-fighting special occasions.And when fire is sent out
When raw, 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 withdrawn convenient for personnel.And burning gases
Corrosivity it is small, the advantages of also avoiding damaging instrument and equipment.
The description of the foregoing specific exemplary embodiment to the utility model is in order to illustrate and illustration purpose.These
Description is not wishing to for the utility model to be defined to disclosed precise forms, and it will be apparent that according to the above instruction, can carry out
Many change and variations.The purpose of selecting and describing the exemplary embodiment is that explain the certain principles of the utility model
And its practical application, so that those skilled in the art can realize and utilize a variety of examples of the utility model
Property embodiment and various chooses and changes.The scope of the utility model is intended to by claims and its waits similar shapes
Formula is limited.
Claims (7)
1. a kind of multicore flame-retardant low-smoke halogen-free controls cable, which is characterized in that including：
Cable conductor is outwards enclosed with insulating layer, filled layer, separation layer, shielded layer, sheath, armor, fire-retardant successively
Layer, outer jacket and protective layer；
Wherein described filled layer is flame-retardant low-smoke halogen-free glass fibre gasket for packing；The armor is bimetallic strip；It is described fire-retardant
Layer is Flame-retardant ceramic low-smoke zero-halogen fire-resistant composite wrapping tape；The material of the outer jacket is low smoke halogen-free flame-retardant polyolefin.
2. multicore flame-retardant low-smoke halogen-free according to claim 1 controls cable, which is characterized in that the cable conductor is gold
Belong to conductor.
3. multicore flame-retardant low-smoke halogen-free according to claim 1 controls cable, which is characterized in that the material of the insulating layer
For crosslinked polyethylene.
4. multicore flame-retardant low-smoke halogen-free according to claim 1 controls cable, which is characterized in that the separation layer is poly- third
Dilute band.
5. multicore flame-retardant low-smoke halogen-free according to claim 1 controls cable, which is characterized in that the shielded layer is moulded for copper
Composite band or aluminium-plastic tape.
6. multicore flame-retardant low-smoke halogen-free according to claim 1 controls cable, which is characterized in that the sheath is low cigarette
Halogen-free anti-flaming polyolefin.
7. multicore flame-retardant low-smoke halogen-free according to claim 1 controls cable, which is characterized in that the protective layer is polyamides
Amine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721631322.1U CN207458648U (en) | 2017-11-29 | 2017-11-29 | Multicore flame-retardant low-smoke halogen-free controls cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721631322.1U CN207458648U (en) | 2017-11-29 | 2017-11-29 | Multicore flame-retardant low-smoke halogen-free controls cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207458648U true CN207458648U (en) | 2018-06-05 |
Family
ID=62275471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721631322.1U Active CN207458648U (en) | 2017-11-29 | 2017-11-29 | Multicore flame-retardant low-smoke halogen-free controls cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207458648U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111785432A (en) * | 2020-07-16 | 2020-10-16 | 安徽渡江电缆集团有限公司 | Halogen-free flame-retardant control cable |
-
2017
- 2017-11-29 CN CN201721631322.1U patent/CN207458648U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111785432A (en) * | 2020-07-16 | 2020-10-16 | 安徽渡江电缆集团有限公司 | Halogen-free flame-retardant control cable |
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