Well washing apparatus
A technology of well flushing and joint connection, which is applied to wellbore/well valve devices, wellbore/well components, cleaning tools, etc., which can solve problems such as clogging and achieve the effect of not being easily clogged
Inactive Publication Date: 2008-06-25
沈阳华威石油机械制造有限公司
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Problems solved by technology
[0002] At present, most of the well flushing devices need to be equipped with a divider, and the wate
Method used
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[0008] As shown in Figure 1, a well-washing device, the upper joint 1 is connected with the lower joint 9, a spring 2 is provided on the upper joint 1, a ball 3 is provided at the lower end of the spring 2, and the ball 3 is set in the ball seat 4. A sealing ring 5 is provided between the seat 4 and the upper joint 1, a sealing gasket 6 is provided at the lower end of the ball seat 4, a plug 7 is provided at the lower end of the sealing gasket 6, and the plug 7 is connected with the blocking cap 8.
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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...
Claims
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IPC IPC(8): E21B37/00E21B34/06
Inventor 廉军
Owner 沈阳华威石油机械制造有限公司
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