Pipe plug arrangement and method for activating such pipe plug arrangement

• Main Author: MELIN, SIGURD
• Format: Patent
• Language: Chinese; English
• Published: 16.02.2022
• 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 invention relates to a pipe plug arrangement (1) for temporary blocking a duct (2) extending between a first location (3) and a second location (4), the pipe plug arrangement (1) comprising a bladder (5) configured to be activated from an inactive state wherein the duct (2) is unblocked to an active state wherein the bladder (5) is filled and the duct (2) is blocked. The pipe plug arrangement is characterized in that the pipe plug arrangement (1) further comprises a filler device (6) that is connected to the bladder (5) and has an opening (7), the opening (7) during the activation of the bladder (5) being arranged at an elevated height in relation to the bladder (5) and being configured to receive liquid, wherein the filler device (6) is configured to fill the bladder (5) with liquid by means of gravity. The invention also relates to a method for activating such a pipe plug arrangement.