Wall penetration waterproof bushing component of ground source heat pump underground system

• Main Authors: BU YAYA, HUANG HONGJUN, XIA JINGTAO
• Format: Patent
• Language: Chinese; English
• Published: 05.09.2012
• Subjects: BLASTING; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; JOINTS OR FITTINGS FOR PIPES; LIGHTING; MEANS FOR THERMAL INSULATION IN GENERAL; MECHANICAL ENGINEERING; PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model belongs to the technical field of waterproof bushings for building construction, and particularly relates to a wall penetration waterproof bushing component of a ground source heat pump underground system. The problems of short service life, poor water stopping effect, short waterproof time period and the like in the prior art are solved. The bushing component is arranged on the outer side of a wall penetration pipeline and comprises a bushing, wherein a positioning pipe of which the inner end is positioned between the wall penetration pipeline and the bushing is arranged at the rear end of the bushing; a flange disk is arranged at the outer end of the positioning pipe; a wing ring and a wing plate are respectively arranged at the front end and the rear end of the periphery of the bushing; the water stopping wing ring is arranged in the middle of the periphery of the bushing; a first check ring and a second check ring are respectively arranged on the inner wall of the bushing; a sealing stru