Why do these bolts on the pump body and pump cover appear asymmetrical?
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Why do these bolts on the pump body and pump cover appear asymmetrical? It is not the same connection arrangement
The one above is used to connect the pump cover to the bearing bracket; there are usually 2 of these. The one below is connected to the pump body, and it consists of a row of studs
The upper and lower bolts are used to fix different components, and they serve different purposes: 1. The upper bolt connects the pump cover to the bearing housing; it is used for removing or installing the pump cover. Generally, there is one bolt on each side, for a total of two bolts； 2. The bolts below are used to fix the pump body and the bearing frame together, with the pump cover held in place between them; the bolts are evenly distributed around
It’s two rows of screws; only one is drawn in each row. Usually, there are four or two in the inner row
It’s normal for bolts to be different in various applications. The bolts on the pump body are all double-headed bolts.