On-site crosslinked polyethylene cable joint welding technique

On-site crosslinked polyethylene cable joint welding technique

  • CN 100,424,948 C
  • Filed: 02/18/2005
  • Issued: 10/08/2008
  • Est. Priority Date: 02/18/2005
  • Status: Active Grant
First Claim
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1. on-site crosslinked polyethylene cable joint welding technique, it comprises oversheath (1), aluminium sheath (2), outer semiconducting layer (3), insulating body (4), cable conductor (5), tubulose former (6), interior semi-conductive layer (7), dose insulating body (8), dead ring (9), fastening bolt (10), pin (11), screw connector (12), T type half module (13), extruder (14), squeeze note machine (15), it is characterized in that:

  • be to adopt with cable insulation body (4) but the polythene material of identical heat cross-linking, be heated the molten condition more than the softening temperature, enter in the tubulose former (6) from tubulose former (6) side, be evenly distributed on and be fixed, the outer interior semi-conductive layer (7) of two cable conductors (5) of having connected on every side;

    Be welded together with the insulating body (4) of twisted polyethylene cable end, then under crosslinked temperature and pressure, carry out crosslinkedly, make cable joint.

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