Anti-freezing fire hydrant

Anti-freezing fire hydrant

The utility model provides an anti-freezing fire hydrant which comprises a fire-fighting shell, a drain pipe with a switch valve is arranged on the lower side of the right end of the fire-fighting shell and communicated with the fire-fighting shell, a top cover is arranged at the upper end of the fi...

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Hauptverfasser: HAN CHENGJIAN, HUANG KELIANG, ZHANG BICHUAN
Format: Patent
Sprache:chi ; eng
Schlagworte:
FIXED CONSTRUCTIONS
INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, ORDISTRIBUTING WATER
SEWERAGE
WATER SUPPLY
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creator HAN CHENGJIAN
HUANG KELIANG
ZHANG BICHUAN
description The utility model provides an anti-freezing fire hydrant which comprises a fire-fighting shell, a drain pipe with a switch valve is arranged on the lower side of the right end of the fire-fighting shell and communicated with the fire-fighting shell, a top cover is arranged at the upper end of the fire-fighting shell, an electric push rod is arranged at the upper end of the top cover, and the movable end of the electric push rod penetrates through the upper end of the top cover. The movable end of the electric push rod extends into an inner cavity of the fire-fighting shell and is connected with the upper end of a pressing plate, the pressing plate is arranged in the inner cavity of the fire-fighting shell, the outer end of the pressing plate is attached to the inner cavity of the fire-fighting shell, the outer surface of the pressing plate is sunken inwards to form a groove, a sealing piece is arranged in the groove, and the sealing piece is attached to the inner cavity of the fire-fighting shell. According t
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language chi ; eng
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subjects FIXED CONSTRUCTIONS
INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, ORDISTRIBUTING WATER
SEWERAGE
WATER SUPPLY
title Anti-freezing fire hydrant
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