Anti-slag cap for shallow water underwater wellhead and Christmas tree
An underwater wellhead and Christmas tree technology, applied in wellbore/well valve device, earthwork drilling, wellbore/well components, etc. problems, to achieve the effect of preventing seawater corrosion and scaling, convenient locking and unlocking, and small operating torque
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[0033] Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so as to better understand the purpose, features and advantages of the present invention. It should be understood that the embodiments shown in the drawings are not intended to limit the scope of the present invention, but only to illustrate the essence of the technical solutions of the present invention.
[0034] The invention provides an anti-slag cap for shallow water underwater wellheads and Christmas trees, comprising: an anti-slag cap body, which is a cylindrical shell structure with a closed upper part and an open lower part, and the anti-slag cap body is used to cover oil recovery The tree body; the locking device is used to lock and unlock the anti-slag cap body and the oil tree body; the locking device includes a support plate, a locking shaft body and an operation panel; the support plate is horizontally arranged on the One side of the...
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