CN205810405U - A kind of high temperature resistant corrosion-proof type aviation flame retardant cable - Google Patents
A kind of high temperature resistant corrosion-proof type aviation flame retardant cable Download PDFInfo
- Publication number
- CN205810405U CN205810405U CN201620599358.5U CN201620599358U CN205810405U CN 205810405 U CN205810405 U CN 205810405U CN 201620599358 U CN201620599358 U CN 201620599358U CN 205810405 U CN205810405 U CN 205810405U
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- CN
- China
- Prior art keywords
- layer
- temperature resistant
- flame retardant
- high temperature
- wrapped
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- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of high temperature resistant corrosion-proof type aviation flame retardant cable, it is characterized in that: the surface configuration composite insulation layer at conductor constitutes insulated wire cores, is with wrapped belting layer as internal layer, to extrude plastic layer as outer layer；Insulated wire cores arranges external sheath layer；Its wrapped belting layer is that overlapping wrapped formation put up by polytetrafluoroethylene PTFE book band, and the tow sides at polytetrafluoroethylene PTFE book band coat organic silica gel and form the bonding between adjacent layer.This utility model possesses high temperature resistant, low temperature resistant, oil resistant, moisture-proof, wear-resisting, the ageing-resistant and premium properties of high fire-retardance, it is possible to adapt to the harsh running environment of aerospace vehicle etc..
Description
Technical field
This utility model relates to aviation flame retardant cable, and a kind of high temperature resistant corrosion-proof type aviation hinders
Combustion cable.
Background technology
Cable for aerospace is one of important accessory in this field electrical equipment, to carrying of the technical merit in this field
High significant.Along with the raising requirement of Aero-Space electrical equipment performance, require the most more to come to the technology of its auxiliary equipment
The highest.Cable is as the connecting line between spacecraft electrical installation and instrument and meter, it is desirable to adapt to all kinds of severe rugged environment,
Volume is little, lightweight, current-carrying capacity is big, should have good mechanical and physical performance, electric property, anti-electromagnetic shielding, fire-retardant, anti-
Fire, oil resistant, heatproof, moisture-proof, corrosion-resistant, its safety guarantee requires higher.In conventional art, insulating barrier uses wrapped agglomerant
Skill, its constant product quality is poor, and scrappage is higher, and production cost is high.
Utility model content
This utility model is for avoiding the weak point existing for above-mentioned prior art, it is provided that a kind of high temperature resistant corrosion-proof type navigates
Sky flame retardant cable, to possessing high temperature resistant, low temperature resistant, oil resistant, moisture-proof, wear-resisting, the ageing-resistant and premium properties of high fire-retardance, from
And adapt to the harsh running environment of aerospace vehicle etc..
This utility model solves technical problem and adopts the following technical scheme that
Being structurally characterized in that of this utility model is high temperature resistant corrosion-proof type aviation flame retardant cable: the surface configuration at conductor is combined
Insulating barrier constitutes insulated wire cores, and described composite insulation layer is with wrapped belting layer as internal layer, to extrude plastic layer as outer layer；Institute
State and external sheath layer is set in insulated wire cores；
Described conductor is to be closed by single or many silver-plated soft copper skein silk to form；
Described wrapped belting layer be use thickness be 0.045～0.075mm, width be 5～10mm politef
Overlapping wrapped formation put up by PTFE book band, and rate of putting up is not less than 15%, and the wrapped number of plies is 4～8 layers；At described politef
The tow sides coating organic silica gel of PTFE book band forms the bonding between adjacent layer；
The described plastic layer that extrudes is flame retardant type polyether-ether-ketone engineering plastics, and thickness is 0.20～0.35mm；
Described external sheath layer is the thin wall type structure extruding formation with fluoroplastics for material.
The construction features of this utility model is high temperature resistant corrosion-proof type aviation flame retardant cable lies also in: described external sheath layer be with
Politef, perfluoroethylene-propylene or cross-linking radiation ethylene-tetrafluoroethylene polymer are that material extrudes and forms, external sheath layer
Thickness is 0.25～0.45mm.
Compared with the prior art, this utility model has the beneficial effect that:
1, this utility model cable possess high temperature resistant, low temperature resistant, oil resistant, moisture-proof, wear-resisting, ageing-resistant and high fire-retardance excellent
Performance, adapts to the harsh running environment of aerospace vehicle etc..
2, this utility model uses the conductor that silver-plated soft copper silk is constituted, and can effectively prevent naked soft copper silk conductor the most oxidized
Cause joint contact resistance excessive and have influence on electric safety.
3, in this utility model, insulating layer material uses wrapped tetrafluoroethene band and extrudes flame retardant type polyether-ether-ketone engineering
Plastics form composite insulation layer, its electric property and good mechanical performance, have good fire resistance, and oxygen index (OI) is high, the highest
In common fire proofing；Not by water and the chemical affect of high-pressure steam, its stable performance, Long-term service temperature is-40～260
℃。
4, especially at the tow sides coating high-temperature resistant silicone glue of polytetrafluoroethylene PTFE book band in this utility model
Form the bonding between adjacent layer, substantially increase the stability of properties of product than sintering process, improve production efficiency, reduce
Manufacturing cost.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation.
Label in figure: 1 conductor, 21 wrapped belting layers, 22 extrude plastic layer, 3 external sheath layers.
Detailed description of the invention
Seeing Fig. 1, in the present embodiment, the version of high temperature resistant corrosion-proof type aviation flame retardant cable is on the surface of conductor 1
Arranging composite insulation layer and constitute insulated wire cores, composite insulation layer is with wrapped belting layer 21 as internal layer, extruding plastic layer 22 is
Outer layer, compound inslation Rotating fields is effectively increased mechanical performance and the sealing effectiveness of insulation；Insulated wire cores arranges oversheath
Layer 3；Wherein, conductor 1 is to be closed by single or many silver-plated soft copper skein silk to form；Wrapped belting layer 21 be use thickness be 0.045
～the polytetrafluoroethylene PTFE book band that 0.075mm, width are 5～10mm puts up overlapping wrapped formation, rate of putting up not less than 15%,
The wrapped number of plies is 4～8 layers；Tow sides at described polytetrafluoroethylene PTFE book band coat organic silica gel and are formed between adjacent layer
Bonding, substantially increase the stability of properties of product than sintering process, improve production efficiency, reduce manufacturing cost；Extrude
Plastic layer 22 is flame retardant type polyether-ether-ketone engineering plastics, and thickness is 0.20～0.35mm；External sheath layer 3 is with fluoroplastics as material
Extrude the thin wall type structure of formation.
In being embodied as, external sheath layer 3 is with politef, perfluoroethylene-propylene or cross-linking radiation ethylene-tetrafluoro second
Alkene polymer is that material extrudes and forms, and the thickness of external sheath layer 3 is 0.25～0.45mm.
Claims (2)
1. a high temperature resistant corrosion-proof type aviation flame retardant cable, is characterized in that: at the surface configuration composite insulation layer structure of conductor (1)
Becoming insulated wire cores, described composite insulation layer is as internal layer with wrapped belting layer (21), to extrude plastic layer (22) as outer layer；Institute
State and external sheath layer (3) is set in insulated wire cores；
Described conductor (1) is to be closed by single or many silver-plated soft copper skein silk to form；
Described wrapped belting layer (21) be use thickness be 0.045～0.075mm, width be 5～10mm politef
Overlapping wrapped formation put up by PTFE book band, and rate of putting up is not less than 15%, and the wrapped number of plies is 4～8 layers；At described politef
The tow sides coating organic silica gel of PTFE book band forms the bonding between adjacent layer；
The described plastic layer (22) that extrudes is flame retardant type polyether-ether-ketone engineering plastics, and thickness is 0.20～0.35mm；
Described external sheath layer (3) is the thin wall type structure extruding formation with fluoroplastics for material.
High temperature resistant corrosion-proof type aviation flame retardant cable the most according to claim 1, is characterized in that described external sheath layer (3) is
Extrude with politef, perfluoroethylene-propylene or cross-linking radiation ethylene-tetrafluoroethylene polymer for material and form, external sheath layer
(3) thickness is 0.25～0.45mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620599358.5U CN205810405U (en) | 2016-06-17 | 2016-06-17 | A kind of high temperature resistant corrosion-proof type aviation flame retardant cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620599358.5U CN205810405U (en) | 2016-06-17 | 2016-06-17 | A kind of high temperature resistant corrosion-proof type aviation flame retardant cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205810405U true CN205810405U (en) | 2016-12-14 |
Family
ID=58143198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620599358.5U Expired - Fee Related CN205810405U (en) | 2016-06-17 | 2016-06-17 | A kind of high temperature resistant corrosion-proof type aviation flame retardant cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205810405U (en) |
-
2016
- 2016-06-17 CN CN201620599358.5U patent/CN205810405U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161214 Termination date: 20190617 |