Southwest Petroleum University

Jie Yue

Xing Liu

Huohai Yang

Xuanyu Liu

Binghong Xie

Jingxin Ruan

The present invention discloses a novel double-valve continuous circulating valve with a clamping device, comprising a main through valve (), a pup joint body (), a middle connector () and a bypass valve (); the main through valve seat (), the main through valve () and the main through valve spring () are press-fitted in the pup joint body () through a main through valve limiting device (); a bypass valve seat () is arranged at the lower side of the pup joint body (), and the bypass valve () is mounted and fixed to the bypass valve seat () through a bypass valve limiting device (); the middle connector () is press-fitted on the pup joint body () through a clamping device. The present invention solves the technical problems of dangerous incidents caused by the suspension of circulating medium.

Growing community of inventors

Chengdu, China

Jie Yue