Anti-freezing thermal insulation sleeve

The utility model discloses an anti-freezing heat preservation sleeve which comprises an upper sleeve body and a lower sleeve body, the upper sleeve body and the lower sleeve body are both semicircular, two sets of second connecting devices are installed on the outer wall of the upper sleeve body an...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	DING QIMING, FU CHENGKAI, LU JUNHUA
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	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
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Beschreibung
Zusammenfassung:	The utility model discloses an anti-freezing heat preservation sleeve which comprises an upper sleeve body and a lower sleeve body, the upper sleeve body and the lower sleeve body are both semicircular, two sets of second connecting devices are installed on the outer wall of the upper sleeve body and the outer wall of the lower sleeve body, the upper sleeve body and the lower sleeve body are fixedly connected through a plurality of second connecting devices, and a first connecting device is fixed to the top of the lower sleeve body. Sealing sleeves are installed on the front walls and the rear walls of the upper sleeve and the lower sleeve, sealing strips are fixed to the lower wall of the upper sleeve and the upper wall of the lower sleeve, aluminum foil layers are arranged in the upper sleeve and the lower sleeve, heat insulation cotton layers are arranged on the inner sides of the aluminum foil layers, and the aluminum foil layers and the heat insulation cotton layers are continuously arranged. According t