Two-core three-layer heat tracing cable manufacturing device

Two-core three-layer heat tracing cable manufacturing device

  • CN 105,845,280 A
  • Filed: 06/01/2016
  • Published: 08/10/2016
  • Est. Priority Date: 06/01/2016
  • Status: Active Application
First Claim
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1. three layers of accompanying-heat cable of two cores manufacture a device, including head, actively paying out machine, leadBody draw drum, dancing wheel, heater, thermostatic water bath, traction apparatus and take-up reel, its featureBeing, described head is a kind of three layers of self-centering co-extruding machine head of two cores, props up including housing, core rodSupport set, twin-core mould and gland, equipped with core rod support set in housing, have in core rod support setTapered duct, inlet wire location mould, inner conductor layer mould, PTC layer mould and four pieces of moulds of insulating barrier mouldBeing contained in successively in tapered duct, core rod support set two ends position solid with front gland and rear pressing cover respectivelyFixed, the feeding-passage on housing communicates with the coupling sleeve being arranged on housing, it is characterised in thatIt is provided with the first feeding-passage between described inlet wire location mould and described inner conductor layer mould, described theOne feeding-passage includes the first branch road and the first bypass, enters described in described first branch road vertical connectionThe first melt space formed between line location mould and described inner conductor layer mould.

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