CN206134332U - High temperature resistant control cable - Google Patents
High temperature resistant control cable Download PDFInfo
- Publication number
- CN206134332U CN206134332U CN201620972669.1U CN201620972669U CN206134332U CN 206134332 U CN206134332 U CN 206134332U CN 201620972669 U CN201620972669 U CN 201620972669U CN 206134332 U CN206134332 U CN 206134332U
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- Prior art keywords
- cable
- armor
- high temperature
- layer
- core
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Abstract
The utility model provides a high temperature resistant control cable, its characterized in that: the sinle silk gathers the second propylene plastic insulation layer of perfluor for cladding the copper conductor outside, and the transposition of a plurality of sinle silks constitutes the cable core, and the cable core is outward for the polytetrafluoroethylene band more than package two -layer or two -layer, and the cladding has sheath in the second propylene plastics of the perfluor of gathering outside the outermost polytetrafluoroethylene band, and interior sheath be the armor outward, and the armor is hot galvanized steel wire concentric stranding structure, and length of lay is not more than 14 times, and the cladding gathers perfluor second of the ten heavenly stems propylene plastics outer jacket outside the armor. The utility model discloses can improve general high temperature resistant control cable's temperature resistance behavior, anticorrosive, ageing -resistant, anti tensile strength, anti mechanical pressure's performance, extension cable life protects electrical equipment and personnel safe in utilization.
Description
Technical field
This utility model belongs to a kind of electrical equipment, more particularly to a kind of cable.
Background technology
In industrial and mining establishment such as metallurgy, oil, chemical industry and power plants, mechanically and electrically equipment is inevitably chronically at height
In the severe production environment such as temperature, acid and alkali corrosion, grunge pollution, mechanical damage, power cable and control that these equipment are used
Cable processed, is affected to cause the insulating of cable, the aging quickening of sheath, electric property to reduce by these adverse circumstances, cable gear
Situations such as tool is damaged, is ruptured.These the occurrence of, can cause normal use of the impact such as electrical short-circuit, power-off equipment to even result in
The generation of producers' security incident.Therefore high temperature-resistant cable is adopted in these special occasions electrical connections.And some are special
Local control cable used must bear higher heat resistance, bigger longitudinal tension drag and mechanical pressure, national existing phase
Pass standard《TICW/03-2009 rated voltages 0.6/1KV and following fluoroplastic insulating sheath control cable》In list
The cable of this type is had no in the high temperature resistance control cable of standard model, it is impossible to meet the use requirement of specific occasion.
It is existing《TICW/03-2009 rated voltages 0.6/1KV and following fluoroplastic insulating sheath control cable》Mark
In standard, fluoroplastic insulating sheath control cable mainly has following technical characterstic：
In terms of the construction of cable：
(1) conductor structure：Cable conductor is adopted《The conductor standard of GB/T3956-2008 cables》Specified in the first or
Second class conductor hard copper conductor.
(2) insulation system：Insulation adopts polyfluorinated ethylene plastic, with good insulation preformance, the strong spy of heat-resisting ability
Point.
(3) stranding lapping structure：The wrapped employing monolayer high-temperature resistant polytetrafluoroethylmelt twining package tape of cable cabling is used as cable
Stranding ties up twining package tape.
(4) sheathed structure：Cable armouring adopts thin zinc-coated wire weaving manner armouring.
(5) outer jacket structure：Cable jacket adopts polyfluorinated ethylene plastic, with high temperature resistant, corrosion-resistant, ageing-resistant
The characteristics of.
But, in above-mentioned TICW/03-2009 standards, the shortcoming of fluoroplastic insulating sheath control cable is：
(1) stranding：Stranding high-temperature resistant polytetrafluoroethylmelt twining package tape only wrapped monolayer in stranding, the highest heatproof of cable
Can only achieve 265 DEG C, it is impossible to meet the requirement of higher ambient operating temperature.
(2) armor：The bending property that armored cable is woven using zinc-coated wire is good, is adapted to make on the mobile apparatus
With, but internal structure damage is easily caused in the case of cable is subject to larger drag force and external mechanical stress, such as core draws
Disconnected, damage in insulation etc..
Utility model content
This utility model provides a kind of high temperature resistance control cable, its objective is to solve the shortcoming that prior art is present, improves
The heat resistance of general high temperature resistance control cable, anticorrosive, ageing-resistant, anti-pull-off force, the performance of resistance to mechanical pressure, extend cable
Service life, protection electrical equipment and librarian use safety.
This utility model solves the technical scheme adopted by its technical problem：
A kind of high temperature resistance control cable, it is characterised in that：Core is exhausted in copper conductor outer cladding polyfluorinated ethylene plastic
Edge layer, some cores stranded composition cable core is wrapped two-layer or politef band more than two-layer outside cable core, outermost layer
Politef band be coated with polyfluorinated ethylene plastic sheath, be armor outside sheath, armor is heat
Zinc-coated wire concentric stranding structure, twisting pitch are not more than 14 times, armor outer cladding polyfluorinated ethylene plastic outer jacket.
The stranded outermost layer core dextrad for constituting cable core of some cores.
It is of the present utility model to be beneficial in that：
This utility model is by the stranded winding armour of finer wire is increased on the basis of standard type high temperature resistance control cable
Dress layer and two-layer or more high temperature resistant twining package tape sealing coat and oversheath, effectively increase anti-pull-off force, the resistance to mechanical pressure of cable
The performance of power, and due to increased high temperature resistant sealing coat and oversheath so that the resistance to elevated temperatures of cable, ageing resistace,
Decay resistance is increased substantially.So as to reach prolongation cable service life, protection electrical equipment and librarian use safety
Purpose.
Description of the drawings
With reference to the accompanying drawings and examples this utility model is further illustrated.
Fig. 1 is this utility model structure chart.
Specific embodiment
In order to be illustrated more clearly that the technical solution of the utility model, accompanying drawing to be used needed for description will be made below
Simply introduce, it should be apparent that, drawings in the following description are only some embodiments of the present utility model, for this area
For those of ordinary skill, on the premise of not paying creative work, can be implemented with obtaining others according to these accompanying drawings
Example.
This utility model belongs to electric power, the connection conveying distribution electric wire of control signal in power system, is adapted to
Under hot conditionss and in adverse circumstances, (such as acid, alkali, oil, cryogenic conditions) monitors as various electrical equipment, instrument, control and fills automatically
Cable for connection is put, the control in environment is required for ac rated voltage 450/750V and following high temperature or acid-alkali-corrosive-resisting, is supervised
Use under the occasion such as control and protection circuit.
The present embodiment is rated voltage 450/750V fluoroplastic insulation LWA light wire armoured fluoroplastics high temperature resistant sheath control electricity
Cable model：KFF3F；Ac rated voltage 450/750V；0.5～6mm2 of cross-sectional area of conductor, 2～19 core of core number.
As shown in figure 1, this utility model is followed successively by from inside to outside：1 outer cladding polyfluorinated ethylene plastic of copper conductor insulate
The cable core 4 of 3,73 stranded compositions of core of core that layer 2 is formed, it is wrapped two-layer or polytetrafluoro more than two-layer that cable core 4 is outer
Ethylene band 5, outermost politef band 5 are coated with polyfluorinated ethylene plastic sheath 6, outside sheath 6
For the stranded armor 7 of hot-dip galvanizing steel wire, armor 7 is coated with polyfluorinated ethylene plastic outer jacket 8.
Each Rotating fields are as follows in detail：
1st, conductor：
Conductor 1 is adopted and is met《GB/T3952-2008 electrician uses copper cash base》The electrician round copper rod Jing that standard is required continuously draws
System is annealed into the copper conductor of respective cross-section.Conductor performance meets《The conductor of GB/T3956-2008 cables》The first in standard
Or second class conductor is required.
2nd, insulating barrier：
Insulating barrier 2 is adopted and is met《HG/T2904-1997 is molded and extrusion molding exhaustive fluorinated ethylene propylene》What standard was required
Polyfluorinated ethylene plastic (FEP) continuous extruded is in conductive surface.Polyfluorinated ethylene plastic (FEP) is with high- and low-temperature resistance
Energy excellent (- 55 DEG C～+265 DEG C), high mechanical strength (tensile strength >=27MPa), specific insulation height (1018 Ω .cm of ﹥) etc.
Feature, is especially suitable for high temperature-resistant cable insulating barrier.The thickness of insulating barrier meets《TICW/03-2009 rated voltages 0.6/1KV and
Following fluoroplastic insulating sheath control cable》The requirement of standard.Conductor 1 and insulating barrier 2 form core 3.
3rd, stranding：
7 cores 3 insulating will be extruded it will be twisted into by outermost layer dextrad after regularly arranged according to sequence number the cable core of cable
4.Simultaneously in the 4 outer heatproof that can strengthen core around politef band 5 (PTFE) of double-baging as high temperature resistant sealing coat of cable core
Property, it is effectively isolated external high temperature and is delivered to conductor wire core, while plays a part of to tighten cable core.Politef band
(PTFE) with high-insulativity, fire-retardant, high-low temperature resistant, ageing-resistant, resist chemical performance characteristics, in high temperature-resistant cable
The fire-retardant of cable, high-low temperature resistant, ageing-resistant, anti-chemistry can be effectively improved using two-layer above lapping structure in isolation lapping layer
The performance of corrosion.
4th, sheath：
One layer of perfluoroethylene of continuous extruded outside the outermost politef band 5 outside the cable core 4 that stranding is good
Acrylic plastic (FEP) sheath 6, the inner cushion layer necessary to as LWA light wire armoured simultaneously further strengthen cable it is fire-retardant,
The ability of high-low temperature resistant, ageing-resistant, resist chemical.Sheath thickness meets《TICW/03-2009 rated voltages 0.6/1KV and
Following fluoroplastic insulating sheath control cable》The requirement of standard.
5th, LWA light wire armoured：
The 6 outer armor 7 stranded for hot-dip galvanizing steel wire of sheath, the armor 7 of finer wire lay configuration is conduct
The key structure of the anti-pull-off force and resistance to mechanical pressure that strengthen cable is played in the cable.Armouring wire is adopted and is met《GB/
T3082-2008 armored cable mild steel wires》The cable armouring hot-dip galvanizing steel wire that standard is required, according to different rule in production
Lattice cable adopts many steel wires with core closing lay outside sheath, and twisting pitch is not more than 14 times.Using the stranded knot of finer wire
The armouring of structure can also strengthen the anti-pull-off force and resistance to mechanical pressure of cable while cable bend performance is not affected, and cable is being received
To can be destroyed with effective protection cable internal structure in the case of external damage power.
6th, outer jacket：
Outside the cable core good by armour is filled, namely outside armor 7 one layer of polyfluorinated ethylene plastic (FEP) of continuous extruded be outward
Sheath 8.8 thickness of outer jacket meets《TICW/03-2009 rated voltages 0.6/1KV and following fluoroplastic insulation fluoroplastic sheath control
Cable processed》The requirement of standard.
In this specification, each embodiment is described by the way of progressive, and what each embodiment was stressed is and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.To the upper of the disclosed embodiments
State bright, professional and technical personnel in the field is realized or is used this utility model.Various modifications to these embodiments are right
Will be apparent for those skilled in the art, generic principles defined herein can be without departing from this reality
In the case of with new spirit or scope, realize in other embodiments.Therefore, this utility model is not intended to be limited to this
These embodiments shown in text, and it is to fit to the most wide scope consistent with principles disclosed herein and features of novelty.
Claims (2)
1. a kind of high temperature resistance control cable, it is characterised in that：Core is to insulate in copper conductor outer cladding polyfluorinated ethylene plastic
Layer, some cores stranded composition cable core is wrapped two-layer or politef band more than two-layer outside cable core, outermost
Politef band is coated with polyfluorinated ethylene plastic sheath, is armor outside sheath, and armor is hot dip
Zinc steel wire concentric stranding structure, twisting pitch are not more than 14 times, armor outer cladding polyfluorinated ethylene plastic outer jacket.
2. high temperature resistance control cable as claimed in claim 1, it is characterised in that：Some cores are stranded to constitute cable core most
Outer layer core dextrad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620972669.1U CN206134332U (en) | 2016-08-29 | 2016-08-29 | High temperature resistant control cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620972669.1U CN206134332U (en) | 2016-08-29 | 2016-08-29 | High temperature resistant control cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206134332U true CN206134332U (en) | 2017-04-26 |
Family
ID=58565357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620972669.1U Expired - Fee Related CN206134332U (en) | 2016-08-29 | 2016-08-29 | High temperature resistant control cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206134332U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107705917A (en) * | 2017-08-30 | 2018-02-16 | 苏州惠华电子科技有限公司 | A kind of low noise cable |
-
2016
- 2016-08-29 CN CN201620972669.1U patent/CN206134332U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107705917A (en) * | 2017-08-30 | 2018-02-16 | 苏州惠华电子科技有限公司 | A kind of low noise cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20170426 Termination date: 20180829 |