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发明名称
双重密封微型水泵
摘要
本实用新型是一种双重密封微型水泵,能克服普通微型离心式水泵出水量小、水封易磨损的缺点,能广泛适用于城乡排灌水。本实用新型由微型离心式水泵、导管、调节阀、固定片、密封套、支撑片组成,其原理是由导管引水注入密封套,使水始终充满缝隙,保持泵内真空。提高出水量,减少水封磨损。
申请公布号
CN2083207U
申请公布日期
1991.08.21
申请号
CN90220772.5
申请日期
1990.09.15
申请人
蔡可海
发明人
蔡可海
分类号
F04D29/10
主分类号
F04D29/10
代理机构
代理人
主权项
1、一种提高出水量,减少水封磨损的装置。该装置有一个带有调节阀2的导管1,底端有一个供导管1插进密封套9的进水管10。
地址
221700江苏省丰县第二中学
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