A high-temperature and high-pressure optical, electrical and hydraulic composite quick coupling joint special for downhole intelligent tools
Through the coordinated design of the downhole protection system and the high-pressure gas circuit system, the problem of optical, electrical and hydraulic composite signal transmission of downhole intelligent tools in high temperature, high pressure and strong vibration environment has been solved. It has realized the synchronous and reliable connection of multiple signal and medium channels, improved the reliability and sealing of the connection, and adapted to the operation requirements of complex downhole conditions.
CN122407093APending Publication Date: 2026-07-17HARBIN INST OF TECH
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Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- HARBIN INST OF TECH
- Filing Date
- 2026-06-15
- Publication Date
- 2026-07-17
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Figure CN122407093A_ABST
Abstract
本发明涉及油田领域，更具体的说是一种井下智能工具专用高温高压光、电、液复合快拔接头，一种井下智能工具专用高温高压光、电、液复合快拔接头包括井下保护系统、井下连接系统和高压气路系统，能够将光、电、液三种信号与介质的同步连接，通过七个通电孔、一个光纤孔及铜接头流道，在井下狭小空间内一体化对接电缆、光纤与高压流体，解决传统单一功能接头的复合信号传输难题；同时采用钢珠、滑套、弹簧联动锁紧机构，利用快速插头的斜坡与梯形槽，实现插入自动锁紧、按压滑套即可解锁，在强振动环境下保持可靠互锁，显著提升了作业效率与安全性。
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