Flange plate

The utility model discloses a flange, which relates to the technical field of flange, and comprises a pipeline and a second protective cover, the pipeline is fixedly provided with a first protective cover, the first protective cover and the second protective cover have the same structure, one side,...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	LU GANGQIANG
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 PIPE-LINE SYSTEMS PIPE-LINES PIPES STORING OF DISTRIBUTING GASES OR LIQUIDS SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	The utility model discloses a flange, which relates to the technical field of flange, and comprises a pipeline and a second protective cover, the pipeline is fixedly provided with a first protective cover, the first protective cover and the second protective cover have the same structure, one side, close to the second protective cover, of the first protective cover is fixedly provided with a sealing block, and the second protective cover is fixedly provided with a sealing ring. A sealing groove is formed in the side, close to the first protective cover, of the second protective cover, the sealing block is slidably connected in the sealing groove, a sliding rod is slidably connected in the first protective cover, and a water floater is fixedly installed at the end, extending into the first protective cover, of the sliding rod. According to the flange plate, when the knock rod knocks the gong, the gong can make a sound, and then the device can give an alarm automatically, so that an operator on duty can know th