Well washing apparatus

Abstract

The invention relates to a well cleanup device, wherein, an upper joint is connected with a lower joint; a spring is arranged on the upper joint; a ball is arranged on the lower end of the spring and inside a ball seat; a gasket is arranged on the lower end of the ball seat; a plug is arranged on the lower end of the gasket and connected with a screen cap. The invention is a well cleanup device which is difficult to clog.

Description

Technical field: [0001] The invention relates to a well flushing device used in an oil field. Background technique: [0002] At present, most of the well flushing devices need to be equipped with separators, and water enters through the gaps of the separators for operation, and the gaps will be blocked after long-term use. Invention content: [0003] In order to solve the above existing problems, the present invention provides a well flushing device that is not easily blocked. [0004] The specific technical solution is as follows: A well washing device, characterized in that: the upper joint is connected to the lower joint, a spring is provided on the upper joint, a ball is provided at the lower end of the spring, the ball is arranged in a ball seat, and a seal is provided at the lower end of the ball seat Gasket, the lower end of the sealing gasket is provided with a plug, and the plug is connected with the blocking cap. [0005] Compared with the prior art, the presen...

AI Technical Summary

Problems solved by technology

[0002] At present, most of the well flushing devices need to be equipped with a divider, and the water enters through the gap of the divider for operation, and the gap will be blocked after long-term use

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