Crankshaft of diaphram pump

隔膜泵的曲轴

Abstract

The crankshaft of diaphragm pump relates to an improvement to the crankshaft structure of the diaphragm pump. The utility model provides a diaphragm pump crankshaft which has a simple structure and a good supporting performance. The utility model includes a left single crutch shaft, a right single crutch shaft and a mid single crutch shaft, the structural points of which are: the left and right ends of the left single crutch shaft are respectively dynamic input shaft end, supporting bearing, connection bearing and coupling spline; the left and right ends of the right single crutch shaft are respectively coupling spline, connection bearing and supporting bearing; two ends of the mid single crutch shaft are respectively connection bearing and coupling spline; the coupling splines, between the left single crutch shaft and the mid single crutch shaft, and between the mid single crutch shaft and the right single crutch shaft, are respectively meshed into an integral part by the drum gear coupling.
隔膜泵的曲轴是涉及隔膜泵的曲轴结构的改进。本实用新型就是提供一种结构简单、支撑性能好的隔膜泵的曲轴。本实用新型包括左单拐轴、右单拐轴、中间单拐轴,其结构要点左单拐轴的左端、右端分别为动力输入轴端、支撑轴承、连接轴承及联接花键,右单拐轴的左端、右端分别为联接花键、连接轴承及支撑轴承,中间单拐轴的两端分别为连接轴承、联接花键;左单拐轴与中间单拐轴之间、中间单拐轴与右单拐轴之间分别通过鼓形齿联轴器将联接花键相啮合成一体。

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    Publication numberPublication dateAssigneeTitle
    CN-104747583-AJuly 01, 2015沙卫华曲轴总成