Underbalanced Drilling Vibrating Screen Integrated With Automatic Drainage And Vacuum Chucks

Abstract

Disclosed is an underbalanced drilling vibrating screen integrated with automatic drainage and vacuum chucks, and belongs to the technical field of solid-phase control of petroleum drilling. The underbalanced drilling vibrating screen comprises a base, a screening device and a negative pressure generating device, wherein the screening device and the negative pressure generating device are arranged on the base; the screening device comprises a shell, an exciting motor arranged on the shell, a plurality of screens arranged in the shell, and at least one drainage component; and the drainage component communicates with at least one screen through the vacuum chuck, the negative pressure generating device communicates with the vacuum chuck, and the drainage component is integrally formed with the vacuum chuck.

Dependencies are inferred from the claim text.