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ju an zuo ye ti xiang jiao zai dian lan xiu bu zhong de ying yong kuang yong ruan dian lan de jing xia leng bu xin gong yi
Author(s): 
Pages: 41-42
Year: Issue:  12
Journal: Safety in Coal Mines

Keyword:  液体橡胶软电缆电缆护套层氯丁橡胶新工艺聚氯乙烯电缆外护套多元醇氯磺化聚乙烯氯化聚乙烯;
Abstract: <正> 矿用软电缆的外护套层一般系采用氯丁橡胶、氯磺化聚乙烯、丁腈/聚氯乙烯、氯化聚乙烯等弹性材料制成。矿用软电缆,尤其是移动电缆和采煤机电缆,在井下因剐、冲击、挤压、炮崩,及经常不断的往复弯曲,电缆的外护套层很易受到损坏。当前常用的修补方法系硫化热补。矿用软电缆的硫化热补需要升井作业。一根中大型电缆的拆卸和更换需用大量工时,影响工作面停产时间较长;修补用的生胶带的有效贮存期又比较短,因此亟需发展电缆井下冷补的新工艺。
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