Electric heat tracing anti-freezing device for tunnel drainage ditch in severe cold area

The utility model discloses an electric heat tracing anti-freezing device for a tunnel drainage ditch in a severe cold area, which comprises a temperature control device and an electric heat tracing assembly arranged in the tunnel drainage ditch, and the electric heat tracing assembly comprises elec...

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Bibliographische Detailangaben
Hauptverfasser:	JIAO JIAN, ZHANG CHEN, QIAO PENGFENG, ZHAO YOUPING, ZHANG LEI, SUN XUELAI, ZHANG YANCAO, ZHAO XIAOLU, DAI GUANGWEI, MA YULONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS MINING SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS
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Beschreibung
Zusammenfassung:	The utility model discloses an electric heat tracing anti-freezing device for a tunnel drainage ditch in a severe cold area, which comprises a temperature control device and an electric heat tracing assembly arranged in the tunnel drainage ditch, and the electric heat tracing assembly comprises electric heat tracing supports installed on the side wall of the tunnel drainage ditch in a mirror symmetry mode and electric heat tracing belts installed on the electric heat tracing supports. The electric heat tracing support comprises a mounting plate fixed in the middle and above the side wall of the tunnel drainage ditch, and electric heat tracing belt placement supporting legs located on the mounting plate and arranged at intervals up and down, and the temperature control device comprises a control box, a temperature sensor and a temperature sensor support installed on the side wall of the tunnel drainage ditch; the temperature sensor is suspended in the middle of the tunnel drainage ditch through the temperature