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发明名称
一种容积式叶片泵
摘要
本发明涉及一种容积式叶片泵,属于流体输送设施技术领域。该泵包括定子与端盖固定连接形成的泵腔、以及安装在泵腔中的转子,所述转子的径向槽中装有滑动配合的叶片,所述泵腔的轮廓为至少一处极径外凸的光滑曲线,其特征在于:所述叶片外端以及与之配合的泵腔截面形状内大外小渐缩。由于本发明采用了以上技术方案,因此叶片的周边磨损时,可以自然得到补偿,始终保持与泵腔的配合精度,从而提高了密封性,避免了泄漏问题。
申请公布号
CN100398824C
申请公布日期
2008.07.02
申请号
CN200410094833.5
申请日期
2004.11.15
申请人
丁桂秋;丁勇;丁霞
发明人
丁桂秋;丁勇;丁霞
分类号
F04C2/344(2006.01)
主分类号
F04C2/344(2006.01)
代理机构
代理人
主权项
1.一种容积式叶片泵,包括定子与端盖固定连接形成的泵腔、以及安装在泵腔中的转子,所述转子的径向槽中装有滑动配合的叶片,所述泵腔的轮廓为至少一处极径外凸的光滑曲线,其特征在于:所述叶片外端以及与之配合的泵腔截面形状内大外小渐缩。
地址
224200江苏省东台二女桥北锁金城后三号
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