Locking structure of butterfly valve handle
By designing a butterfly valve handle locking structure with a rotating mechanism and a locking pin mechanism, the problem of easy misoperation of butterfly valves was solved, achieving precise control and safety protection.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- ALKEN VALVE CO LTD
- Filing Date
- 2025-04-15
- Publication Date
- 2026-06-23
AI Technical Summary
The existing butterfly valve handle is easy to operate, but accidental operation can easily occur due to accidental contact, affecting the normal operation of the pipeline system and even causing safety accidents.
Design a butterfly valve handle locking structure that includes a rotating mechanism and a locking mechanism. Precise control is achieved through precision gear meshing, and accidental rotation is prevented through the locking mechanism.
It enables precise opening control of butterfly valves and prevents misoperation, ensuring stable operation of pipeline systems and avoiding safety accidents.
Smart Images

Figure CN224397282U_ABST