一、概述: 大型油扩散增压泵(简称油增压泵),是抽空大容器或抽空处理放气量大的材料的容器的重要设备。它已被广泛地应用到冶金、化工、电器以及其它工业中。特别是,它已成为冶金工业不可缺少的设备。 随着我国国民经济的飞速发展,迫切要求提高这种泵的性能和增加其产量。目前, First, an overview: Large oil diffusion booster pump (referred to as oil booster pump), is to evacuate large container or evacuated to deal with a large amount of deflated container of material important equipment. It has been widely used in metallurgy, chemical, electrical and other industries. In particular, it has become an indispensable device in the metallurgical industry. With the rapid development of our national economy, there is an urgent need to improve the performance of this pump and to increase its output. Currently,