Detachable suspension device of vertical pipe and mounting method of detachable suspension device
CN119465900APending Publication Date: 2025-02-18CHINA NATIONAL OFFSHORE OIL (CHINA) CO LTD +1
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Patent Information
- Application Number
- CN202411818903.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-11
- Publication Date
- 2025-02-18
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Figure CN119465900A_ABST
Abstract
The invention discloses a detachable suspension device of a stand pipe and an installation method of the detachable suspension device, the detachable suspension device comprises a stand pipe butt joint assembly and a pile leg fixing assembly, the stand pipe butt joint assembly comprises a plurality of short pipe butt joint units and a stand pipe unit, the short pipe butt joint unit comprises a short pipe, a plurality of fins are arranged on the outer wall of the short pipe, and the fins are arranged on the outer wall of the short pipe. A plurality of fins are annularly and detachably arranged on the outer walls of the short pipes to form fin rings, every two adjacent vertical pipe units are in butt joint with the upper end and the lower end of the short pipe of one short pipe butt joint unit respectively, and then the vertical pipe units are connected into the whole vertical pipe which is through from top to bottom through the short pipe butt joint units. The pile leg fixing assembly comprises a pile leg, a plurality of holding and clamping devices are fixedly arranged on the pile leg, and each holding and clamping device comprises a fin ring sleeve; and fin rings of a plurality of short pipe butt-joint units of the vertical pipe butt-joint assembly are located in fin ring sleeves of a plurality of clamping devices of a pile leg of the pile leg fixing assembly respectively, so that the whole vertical pipe is hung on the pile leg.
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