Low-voltage fireproof wire

The utility model provides a low-voltage fireproof electric wire which comprises a supporting shaft, the supporting shaft is a rubber shaft, at least two wire cores are arranged around the supporting shaft, each wire core is wrapped by a first protective skin, and the first protective skins are conn...

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Bibliographic Details
Main Authors ZHAO XIZE, DUAN WEI
Format Patent
LanguageChinese
English
Published 28.06.2022
Subjects
BASIC ELECTRIC ELEMENTS
CABLES
CONDUCTORS
ELECTRICITY
INSULATORS
SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING ORDIELECTRIC PROPERTIES
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Summary:The utility model provides a low-voltage fireproof electric wire which comprises a supporting shaft, the supporting shaft is a rubber shaft, at least two wire cores are arranged around the supporting shaft, each wire core is wrapped by a first protective skin, and the first protective skins are connected with the supporting shaft to form an integrated structure; the first protection skin and the supporting shaft are both wrapped in the first supporting layer, a heat insulation layer is arranged outside the first supporting layer, a third protection skin is arranged outside the heat insulation layer, a second protection skin is arranged outside the third protection skin, a reinforcing layer is arranged between the second protection skin and the third protection skin, and the reinforcing layer comprises rubber wrapping strips. At least three reinforcing metal wires are embedded in the rubber wrapping strip, the reinforcing metal wires have elasticity and are arranged in parallel, the rubber wrapping strip spira
Bibliography:Application Number: CN202123236660U