CN203520984U - Polytetrafluoroethylene insulated fireproof flexible cable - Google Patents
Polytetrafluoroethylene insulated fireproof flexible cable Download PDFInfo
- Publication number
- CN203520984U CN203520984U CN201320568386.7U CN201320568386U CN203520984U CN 203520984 U CN203520984 U CN 203520984U CN 201320568386 U CN201320568386 U CN 201320568386U CN 203520984 U CN203520984 U CN 203520984U
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- Prior art keywords
- copper
- layer
- wrapped
- flexible cable
- cable
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- Expired - Fee Related
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Abstract
The utility model discloses a polytetrafluoroethylene insulated fireproof flexible cable which is composed of copper cable cores, a copper strip belting layer, a tinned copper wire shielding layer, a galvanized steel wire braiding armor layer, a polytetrafluoroethylene insulating layer and a sheath. Seven copper cable cores are wrapped with the copper strip belting layer in an extruding manner, the copper strip belting layer is wrapped with the tinned copper wire shielding layer, the tinned copper wire shielding layer is wrapped with the galvanized steel wire braiding armor layer, and the galvanized steel wire braiding armor layer is wrapped with the polytetrafluoroethylene insulating layer. The polytetrafluoroethylene insulated fireproof flexible cable is widely used in the fields such as power generation, metallurgy and chemical petroleum and the like, is provided with excellent shielding insulating performance and excellent high-temperature resistant fireproof performance, and is also advantaged by aging resistance, acid and alkali resistance, corrosion resistance and oil resistance.
Description
Technical field
The utility model belongs to field of cables, relates in particular to a kind of teflon insulation fireproof flexible cable.
Background technology
At present, along with socioeconomic development, electric wire consumption increases rapidly, the quality requirement of cable is also constantly improved, such as the cable using in the fields such as generating, metallurgy, chemical petroleum, fire resistant to cable, acid and alkali-resistance, corrosion-resistant, the requirement of oil resistant aspect is all high especially, only meet the requirements, could improve in these fields the fail safe while manufacturing.
Utility model content
In order to overcome the defect of above-mentioned prior art, it is strong that the purpose of this utility model is to provide a kind of fire resistant, the teflon insulation fireproof flexible cable that shielding insulation performance is excellent.
The utility model takes following technical scheme to realize: a kind of teflon insulation fireproof flexible cable, it is by copper cable core, copper strips belting layer, tinned copper wire screen, zinc-coated wire braiding armour, teflon insulation layer and sheath form, it is characterized in that: in described copper strips belting layer, be extruded with seven copper cable cores, described copper strips belting layer is wrapped with one deck tinned copper wire screen, described tinned copper wire screen is wrapped with one deck zinc-coated wire braiding armour, described zinc-coated wire braiding armour is wrapped with one deck teflon insulation layer.
Described copper cable core is all comprised of copper conductor, packed layer and the perfluoroethylene-propylene insulating barrier that is wrapped in outside packed layer, and described copper conductor is zinc-plated annealed copper conductor.
The utlity model has in sum following beneficial effect: the utility model is widely used in the fields such as generating, metallurgy, chemical petroleum, there is good shielding insulation performance and good fire resistant performance, also have simultaneously ageing-resistant, acid and alkali-resistance, corrosion-resistant, the advantage of oil resistant.
Accompanying drawing explanation
Fig. 1 is the utility model cross-sectional structure schematic diagram;
Wherein: 1, copper cable core; 2, copper strips belting layer; 3, tinned copper wire screen; 4, zinc-coated wire braiding armour; 5, teflon insulation layer; 6, sheath.
Embodiment
As shown in Figure 1, a kind of teflon insulation fireproof flexible cable, it is comprised of copper cable core 1, copper strips belting layer 2, tinned copper wire screen 3, zinc-coated wire braiding armour 4, teflon insulation layer 5 and sheath 6, in described copper strips belting layer 2, be extruded with seven copper cable cores 1, described copper strips belting layer 2 is wrapped with one deck tinned copper wire screen 3, described tinned copper wire screen 3 is wrapped with one deck zinc-coated wire braiding armour 4, and described zinc-coated wire braiding armour 4 is wrapped with one deck teflon insulation layer 5.
Described copper cable core 1 is all comprised of copper conductor, packed layer and the perfluoroethylene-propylene insulating barrier that is wrapped in outside packed layer.
Embodiment: copper conductor is zinc-plated annealed copper conductor.
The permission bending radius of this cable is the outside diameter of cable 10 times; Cable permission work maximum temperature is 75 ℃; The shielding rejection coefficient of this cable is less than 0.7; Can stand to exchange 50HZ, 3.5Kv/5min voltage and not breakdown.
The above is embodiment of the present utility model, and the equivalence of doing according to structure, feature and principle described in the utility model application range therefore all changes or modifies, and is included in the utility model patent claim.
Claims (2)
1. a teflon insulation fireproof flexible cable, it is comprised of copper cable core, copper strips belting layer, tinned copper wire screen, zinc-coated wire braiding armour, teflon insulation layer and sheath, it is characterized in that: in described copper strips belting layer, be extruded with seven copper cable cores, described copper strips belting layer is wrapped with one deck tinned copper wire screen, described tinned copper wire screen is wrapped with one deck zinc-coated wire braiding armour, and described zinc-coated wire braiding armour is wrapped with one deck teflon insulation layer.
2. teflon insulation fireproof flexible cable according to claim 1, it is characterized in that: described copper cable core is all comprised of copper conductor, packed layer and the perfluoroethylene-propylene insulating barrier that is wrapped in outside packed layer, and described copper conductor is zinc-plated annealed copper conductor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320568386.7U CN203520984U (en) | 2013-09-13 | 2013-09-13 | Polytetrafluoroethylene insulated fireproof flexible cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320568386.7U CN203520984U (en) | 2013-09-13 | 2013-09-13 | Polytetrafluoroethylene insulated fireproof flexible cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203520984U true CN203520984U (en) | 2014-04-02 |
Family
ID=50379876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320568386.7U Expired - Fee Related CN203520984U (en) | 2013-09-13 | 2013-09-13 | Polytetrafluoroethylene insulated fireproof flexible cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203520984U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112712920A (en) * | 2020-12-22 | 2021-04-27 | 欧耐特线缆集团有限公司 | Fireproof cable of ageing resistance |
-
2013
- 2013-09-13 CN CN201320568386.7U patent/CN203520984U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112712920A (en) * | 2020-12-22 | 2021-04-27 | 欧耐特线缆集团有限公司 | Fireproof cable of ageing resistance |
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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 |
Granted publication date: 20140402 Termination date: 20140913 |
|
| EXPY | Termination of patent right or utility model |