Anti-freezing device for sewer pipe of building in winter

• Main Authors: CHI JIA, LIANG QIUYAN, WEI LAI, QIU ZHIFENG, HE HOUJIN, XIN WENHAO, CONG CHUANG, ZHANG XIAOLING, YU XUELIANG, MA YIWEI
• Format: Patent
• Language: Chinese; English
• Published: 28.01.2022
• 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 utility model discloses a winter building sewer pipe anti-freezing device which comprises a water storage tank, a sewer pipe is arranged at the bottom of the water storage tank, a heat tracing band anti-freezing mechanism is arranged on the outer side of the sewer pipe, and the heat tracing band anti-freezing mechanism comprises a power supply junction box, a valve, an electric heating band, a binding band, a heat preservation layer, a glass adhesive tape and a fixing block. The ribbon heater is fixed to the outer side of the sewer pipe by winding the ribbon on the outer side of the sewer pipe, when the temperature is too low, the ribbon heater is powered on by switching on the power junction box, so that the ribbon heater is heated, the sewer pipe is heated through heating of the ribbon heater, and the sewer pipe is prevented from frost cracking when the temperature is too low; the heat preservation layer is fixed to the outer side of the sewer pipe through the glass adhesive tape to conduct heat preserv