带开关反馈双密封型无滞留罐底阀

By designing a double-sealed, non-retention-free tank bottom valve with switch feedback, the problems of existing tank bottom valves lacking manual function, signal feedback, and sealing performance are solved. It realizes pneumatic automatic control and manual emergency adjustment, ensuring a tight seal without retention, improving automation and safety, and is suitable for sanitary conditions such as food and pharmaceutical industries.

CN122407797APending Publication Date: 2026-07-17ZHEJIANG SUQI TECH CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
ZHEJIANG SUQI TECH CO LTD
Filing Date
2026-06-18
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing tank bottom valves lack manual emergency functions, have no signal feedback, and have insufficient sealing performance, making it difficult to meet automation and emergency needs, resulting in material retention, cleaning interruptions, and production stoppages.

Method used

It adopts a double-sealed, non-retention tank bottom valve with switch feedback, combined with a cylinder body, piston rod, handwheel, transmission screw, inductive proximity switch and double-sealed structure to realize pneumatic automatic control and manual emergency adjustment, and has switch position feedback and double-sealing functions.

Benefits of technology

It achieves dual-mode operation of pneumatic automatic control and manual emergency operation, ensuring full opening and closing valve signal feedback, tight sealing without retention, improving automation and safety, and enhancing adaptability, making it suitable for sanitary conditions such as food and pharmaceutical industries.

✦ Generated by Eureka AI based on patent content.

Smart Images

  • Figure CN122407797A_ABST
    Figure CN122407797A_ABST
Patent Text Reader

Abstract

本发明属于无滞留罐底阀技术领域,尤其是带开关反馈双密封型无滞留罐底阀,包括气缸主体,所述气缸主体底部外壁通过螺钉固定连接有套管,且气缸主体顶部外壁设置有支管,所述支管顶部外壁焊接有阀壳主体,且阀壳主体顶部外壁设置有罐底阀法兰,所述支管和阀杆主体的内部贯穿设置有阀杆主体,且阀杆主体顶部外壁焊接有阀板主体。本发明通过气缸主体、活塞杆、手轮、传动螺杆、电感式接近开关一、电感式接近开关二与双密封结构协同配合,实现气动自动控制以及手动应急调节的双模式运行,同时具备开关位置反馈与双密封无滞留功能,有效解决传统罐底阀无手动功能、无信号反馈、密封与清洁效果差的问题,运行更安全、适配性更强。
Need to check novelty before this filing date? Find Prior Art