CN105679421A - Ethylene propylene rubber insulating anti-freezing type aluminium alloy cable with fluoroplastic sheath - Google Patents
Ethylene propylene rubber insulating anti-freezing type aluminium alloy cable with fluoroplastic sheath Download PDFInfo
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- CN105679421A CN105679421A CN201510661069.3A CN201510661069A CN105679421A CN 105679421 A CN105679421 A CN 105679421A CN 201510661069 A CN201510661069 A CN 201510661069A CN 105679421 A CN105679421 A CN 105679421A
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Abstract
The invention discloses anethylene propylene rubber insulating anti-freezing type aluminium alloy cable with a fluoroplastic sheath. The cable comprises a steel core and aluminium alloy conductors distributed on the exterior of the steel core in an annular array manner, wherein an environment-friendly insulating protection layer is arranged on the exterior of each aluminium alloy conductor in a sleeving manner separately; the environment-friendly insulating protection layer is prepared from magnesium oxide and polytetrafluoroethylene in a mixing, pressurizing and plastic-spraying manner; an ethylene propylene rubber insulating layer is arranged on the exteriors of the environment-friendly insulating protection layers; an insulating thermal insulation layer is arranged between the ethylene propylene rubber insulating layer and the environment-friendly insulating protection layers; the insulating thermal insulation layer is made from halogen-free flame-retardant gelatinizing glass fiber bands; stranded wires arranged in an annular array manner are arranged on the exterior of the ethylene propylene rubber insulating layer; and thefluoroplastic sheath is arranged on the exteriors of the stranded wires in a sleeving manner. According to the ethylene propylene rubber insulating anti-freezing type aluminium alloy cable with the fluoroplastic sheath, the exterior of the cable is protected by the fluoroplastic sheath and is prevented from being damaged, so that the service life of the cable is effectively prolonged.
Description
Technical field
The present invention relates to the poly-third ethene insulation anti-freeze type aluminium alloy cable of a kind of fluoroplastics sheath.
Background technology
Easily there is freezing weather winter in south, owing to temperature is in about 0 degree all the time so that cable is outside freezing phenomenon easily occurs, seriously affects the normal operation of cable. Meanwhile, owing to existing cable adopts the mode that metal ring layer protects usually so that cable weight increases greatly, also it is unfavorable for installing and transport.
Summary of the invention
It is an object of the invention to provide the poly-third ethene insulation anti-freeze type aluminium alloy cable of a kind of fluoroplastics sheath, by arranging fluoroplastics jacket structure, avoid cable external mix, there is certain flame retardant effect simultaneously, utilize stranded conductor structure, realize when low temperature being heated cable outside, avoid cable to freeze.
The present invention is achieved through the following technical solutions:
The poly-third ethene insulation anti-freeze type aluminium alloy cable of a kind of fluoroplastics sheath, comprise steel core and circular array is arranged in the aluminium alloy conductor of described steel core outside, described aluminium alloy conductor outer cover is equipped with environmental protection insulating protective layer, described environmental protection insulating protective layer is that magnesium oxide mixing tetrafluoroethylene mixing pressurization plastic-blasting is made, described environmental protection insulating protective layer outer setting has poly-third ethene insulation layer, it is provided with heat-insulating layer between third ethene insulation layer and described environmental protection insulating protective layer in described gathering, described heat-insulating layer is that halogen-free flame-retardance gluing glass fibre belt is made, the stranded conductor of circular array is had in described poly-third ethene insulation layer outer setting, in described stranded conductor outer cover, fluoroplastics sheath is housed.
Further, for realizing the present invention better, helically stranded to be wrapped in described steel core outside in defence line for described aluminium alloy conductor.
Further, for realizing the present invention better, it is externally coated with poly-third ethene at described steel core.
Further, for realizing the present invention better, in the space outside described steel core and between described environmental protection insulating protective layer, it is filled with virtue synthetic fibre silk.
Further, for realizing the present invention better, it is outside that described stranded conductor is helically wrapped in described poly-third ethene insulation layer.
Further, for realizing the present invention better, between the stranded conductor described in adjacent, it is provided with bamboo-carbon layer.
Further, for realizing the present invention better, in described heat-insulating layer outer cover, screen layer is housed.
The present invention compared with prior art, has following useful effect:
(1) the present invention is by adopting fluoroplastics sheath, and available protecting cable is not easy to damage, it is to increase the intensity of cable;
(2) the present invention is by adopting stranded conductor structure, it is possible to be energized when low temperature, to cable indirect heating, avoids cable to freeze phenomenon.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, it is briefly described to the accompanying drawing used required in embodiment below, it is to be understood that, the following drawings illustrate only some embodiment of the present invention, therefore should not be counted as is the restriction to scope, for those of ordinary skill in the art, under the prerequisite not paying creative work, it is also possible to obtain other relevant accompanying drawings according to these accompanying drawings.
Fig. 1 is one-piece construction schematic diagram of the present invention.
Wherein: 101. aluminium alloy conductors, 102. environmental protection insulating protective layers, 103. heat-insulating layers, 104. steel cores, 105. poly-third ethene insulation layers, 106. stranded conductors, 107. bamboo-carbon layers, 108. fluoroplastics sheaths.
Embodiment
Below in conjunction with specific embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited to this.
Embodiment 1:
As shown in Figure 1, the poly-third ethene insulation anti-freeze type aluminium alloy cable of a kind of fluoroplastics sheath, comprise steel core 104 and circular array is arranged in the aluminium alloy conductor 101 of described steel core 104 outside, described aluminium alloy conductor 101 outer cover is equipped with environmental protection insulating protective layer 102, described environmental protection insulating protective layer 102 is made for magnesium oxide mixing tetrafluoroethylene mixes pressurization plastic-blasting, described environmental protection insulating protective layer 102 outer setting has poly-third ethene insulation layer 105, it is provided with heat-insulating layer 103 between third ethene insulation layer 105 and described environmental protection insulating protective layer 102 in described gathering, described heat-insulating layer 103 is made for halogen-free flame-retardance gluing glass fibre belt, the stranded conductor 106 of circular array is had in described poly-third ethene insulation layer 105 outer setting, in described stranded conductor 106 outer cover, fluoroplastics sheath 108 is housed.
By arranging fluoroplastics sheath, it is possible to protection cable is inner, it is not easy to damage, simultaneously; owing to being provided with stranded conductor, when cable occurs that low temperature freezes, it is possible to twisted conductor is energized; produce heat under making its switch-on regime, fluoroplastics sheath is heated, ice is melted.
Embodiment 2:
The present embodiment, on the basis of embodiment 1, in order to improve cable intensity, ensures its stretch resistance energy, it may be preferred that helically stranded to be wrapped in described steel core 104 outside in defence line for described aluminium alloy conductor 101.
In order to avoid at aluminium alloy conductor adstante febre, short circuit occurs, in the present embodiment, it may be preferred that be externally coated with poly-third ethene at described steel core 104 when electric leakage occurs in environmental protection insulating protective layer 102.
The insulating property utilizing poly-third ethene good, avoid steel core to become conductor, thus avoid occurring between aluminium alloy conductor short circuit phenomenon.
In order to improve the stretch-resistance energy of cable entirety, in the present embodiment, further preferably, virtue synthetic fibre silk it is filled with in the space outside described steel core 104 and between described environmental protection insulating protective layer 102.
Owing to virtue synthetic fibre silk has high-modulus, stretch resistance energy; it is filled in environmental protection insulating protective layer inner; the effect improving stranded intensity between aluminium alloy conductor can be realized; simultaneously; the frictional force between environmental protection insulating protective layer and steel core can be increased; avoid occurring relative shift between the two, cause the abrasion of environmental protection insulating protective layer even to be lost efficacy, effectively improve the work-ing life of cable.
Further preferably, in order to improve cable intensity, making cable outside have higher compressive property simultaneously, avoid stranded conductor to rupture, in the present embodiment, it is outside that described stranded conductor 106 is helically wrapped in described poly-third ethene insulation layer 105.
Owing to adopting the mode of stranded winding so that after cable is installed, single root stranded conductor can not be excessive and rupture due to external force effect, meanwhile, adopts spiral winding mode, it is possible to improve overall antifreezing effect.
Further preferably, in order to prevent when fluoroplastics sheath is impaired, the inner ponding of cable, in the present embodiment, is provided with bamboo-carbon layer 107 between the stranded conductor 106 described in adjacent.
The moisture entering fluoroplastics sheath inside is absorbed by bamboo-carbon layer, when temperature raises, moisture on bamboo-carbon layer can evaporate, realize recycling of bamboo-carbon layer, simultaneously owing to bamboo-carbon layer is arranged between stranded conductor, when stranded conductor is energized, bamboo-carbon layer is heated, on it, the moisture of attachment also can evaporate under high temperature action, it is to increase landlord's performance of cable.
In order to ensure the transmission quality of cable, in the present embodiment, it may be preferred that in described heat-insulating layer 103 outer cover, screen layer is housed.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations. Within the spirit and principles in the present invention all, any amendment of doing, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. the poly-third ethene insulation anti-freeze type aluminium alloy cable of fluoroplastics sheath, it is characterized in that: comprise steel core (104) and circular array is arranged in the outside aluminium alloy conductor (101) of described steel core (104), described aluminium alloy conductor (101) outer cover is equipped with environmental protection insulating protective layer (102), described environmental protection insulating protective layer (102) is made for magnesium oxide mixing tetrafluoroethylene mixes pressurization plastic-blasting, described environmental protection insulating protective layer (102) outer setting has poly-third ethene insulation layer (105), it is provided with heat-insulating layer (103) between third ethene insulation layer (105) and described environmental protection insulating protective layer (102) in described gathering, described heat-insulating layer (103) is made for halogen-free flame-retardance gluing glass fibre belt, the stranded conductor (106) of circular array is had in described poly-third ethene insulation layer (105) outer setting, in described stranded conductor (106) outer cover, fluoroplastics sheath (108) is housed.
2. the poly-third ethene insulation anti-freeze type aluminium alloy cable of a kind of fluoroplastics sheath according to claim 1, it is characterised in that: helically stranded to be wrapped in described steel core (104) outside in defence line for described aluminium alloy conductor (101).
3. the poly-third ethene insulation anti-freeze type aluminium alloy cable of a kind of fluoroplastics sheath according to claim 1 and 2, it is characterised in that: it is externally coated with poly-third ethene at described steel core (104).
4. the poly-third ethene insulation anti-freeze type aluminium alloy cable of a kind of fluoroplastics sheath according to claim 1 and 2, it is characterised in that: it is filled with virtue synthetic fibre silk in the space between described steel core (104) outside and described environmental protection insulating protective layer (102).
5. the poly-third ethene insulation anti-freeze type aluminium alloy cable of a kind of fluoroplastics sheath according to claim 1 and 2, it is characterised in that: it is outside that described stranded conductor (106) is helically wrapped in described poly-third ethene insulation layer (105).
6. the poly-third ethene insulation anti-freeze type aluminium alloy cable of a kind of fluoroplastics sheath according to claim 5, it is characterised in that: it is provided with bamboo-carbon layer (107) between the stranded conductor (106) described in adjacent.
7. the poly-third ethene insulation anti-freeze type aluminium alloy cable of a kind of fluoroplastics sheath according to claim 1 and 2, it is characterised in that: in described heat-insulating layer (103) outer cover, screen layer is housed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510661069.3A CN105679421A (en) | 2015-10-15 | 2015-10-15 | Ethylene propylene rubber insulating anti-freezing type aluminium alloy cable with fluoroplastic sheath |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510661069.3A CN105679421A (en) | 2015-10-15 | 2015-10-15 | Ethylene propylene rubber insulating anti-freezing type aluminium alloy cable with fluoroplastic sheath |
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| Publication Number | Publication Date |
|---|---|
| CN105679421A true CN105679421A (en) | 2016-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510661069.3A Pending CN105679421A (en) | 2015-10-15 | 2015-10-15 | Ethylene propylene rubber insulating anti-freezing type aluminium alloy cable with fluoroplastic sheath |
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Citations (7)
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| CN202230760U (en) * | 2011-08-03 | 2012-05-23 | 安徽渡江电缆集团有限公司 | Round flexible cable for move of tensile conductors |
| KR20120105842A (en) * | 2011-03-16 | 2012-09-26 | 엘에스전선 주식회사 | Ground power cable with dispensable jacket |
| CN203026230U (en) * | 2012-12-21 | 2013-06-26 | 安徽特种电缆有限公司 | Silicon rubber insulated tensile low-temperature-resistant mobile control cable |
| CN104409145A (en) * | 2014-11-19 | 2015-03-11 | 浙江汉维通信器材有限公司 | Cold-resistant and resist compression cable |
| CN204242630U (en) * | 2014-12-17 | 2015-04-01 | 河南华通电缆有限公司 | Fireproof control cable |
| CN204288899U (en) * | 2014-11-22 | 2015-04-22 | 何杰斌 | Novel heating cable |
| CN204348432U (en) * | 2015-02-09 | 2015-05-20 | 国家电网公司 | A kind of Optical Fiber composite overhead Ground Wire |
-
2015
- 2015-10-15 CN CN201510661069.3A patent/CN105679421A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120105842A (en) * | 2011-03-16 | 2012-09-26 | 엘에스전선 주식회사 | Ground power cable with dispensable jacket |
| CN202230760U (en) * | 2011-08-03 | 2012-05-23 | 安徽渡江电缆集团有限公司 | Round flexible cable for move of tensile conductors |
| CN203026230U (en) * | 2012-12-21 | 2013-06-26 | 安徽特种电缆有限公司 | Silicon rubber insulated tensile low-temperature-resistant mobile control cable |
| CN104409145A (en) * | 2014-11-19 | 2015-03-11 | 浙江汉维通信器材有限公司 | Cold-resistant and resist compression cable |
| CN204288899U (en) * | 2014-11-22 | 2015-04-22 | 何杰斌 | Novel heating cable |
| CN204242630U (en) * | 2014-12-17 | 2015-04-01 | 河南华通电缆有限公司 | Fireproof control cable |
| CN204348432U (en) * | 2015-02-09 | 2015-05-20 | 国家电网公司 | A kind of Optical Fiber composite overhead Ground Wire |
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Application publication date: 20160615 |