Name: A straight hole low speed centrifugal pump impeller Application: .5 Publication Number: cn Publication date: 2008.05.07 Applicant: Shanghai Kai Quan Pump (Group) Co., Ltd. Patent Abstract: The utility model is a The medium is water or other liquid straight hole low speed centrifugal pump impeller. The invention comprises an impeller hub, an impeller suction mouth ring, an impeller disk body and a plurality of straight hole channels. The utility model is characterized in that the impeller is connected with an impeller inlet ring ring through a plurality of straight hole channels and a plurality of straight hole channels in the impeller disk body and an impeller inlet ring ring jointly form a liquid channel; Than the speed Centrifugal pump impeller with reliable operation, easy maintenance, high pump efficiency, cavitation performance, low vibration and noise, the motor without overload advantages, in line with energy saving requirements.