Protective cover for coupling of process pump

The protective cover comprises a lower cover body supported by a support and an upper cover body which is arranged above the lower cover body and can be opened and closed in an overturning mode, the overturning axis of the upper cover body serves as the first direction, and channels are correspondingly formed in the side walls of the two ends of the lower cover body in the first direction in a penetrating mode. An arc-shaped groove corresponding to the channel is formed in the upper cover body, the upper cover body and the lower cover body which are closed are locked through the lock catch, and the upper cover body and the lower cover body are both made of aluminum plates. 本实用新型公开了一种流程泵联轴器用防护罩，包括由支架进行支撑的下罩体，设于下罩体上方可翻转开合的上罩体，以上罩体的翻转轴线为第一方向，下罩体上在第一方向的两端侧壁对应贯通开设有通道，上罩体上与通道对应开设有弧形槽，还包括用于将闭合后的上罩体与下罩体进行锁合的锁扣，上罩体和下罩体均为铝板制作。