Rapid plugging device for oil and gas pipeline
A technology for plugging devices and oil and gas pipelines, which is applied in the direction of pipe components, pipes/pipe joints/fittings, mechanical equipment, etc., and can solve the problems of high requirements for pipeline surface finish and ovality, rapid control of leakage accidents, and high requirements for operators , to achieve the effect of low cost, short plugging time, firm and reliable sealing
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[0029] The embodiments of the present invention are described in detail below in conjunction with the accompanying drawings: this embodiment is implemented on the premise of the technical solution of the invention, and detailed implementation modes are provided, and the protection scope of the present invention is not limited to the following embodiments.
[0030] Such as figure 1 As shown, a quick plugging device for oil and gas pipelines is mainly composed of an upper casing 1 and a lower casing 2. Both the upper casing 1 and the lower casing 2 have a half-section tubular structure, and the inner diameter of the curved surface at the end is the same as that to be plugged. The outer diameters of the pipelines 8 are the same, the upper casing 1 is placed on the upper part of the pipeline 8 to be blocked, the lower casing 2 is placed on the lower part of the pipeline 8 to be blocked, and the upper casing 1 and the lower casing 2 are connected by bolts 9 to form a The complete c...
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