Multi-channel switching mechanism for refrigerant filling valve group

By combining ball valves with pipeline switching mechanisms, the problem of single-function refrigerant filling valve groups is solved, achieving automated switching and sealing of multiple channels, improving filling efficiency and safety, and reducing equipment costs.

CN224592731UActive Publication Date: 2026-08-04QUZHOU JINXING JIAYE CHEM CO LTD
1 Cites 0 Cited by

Patent Information

Application Number
CN202521641141.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-08-04
Publication Date
2026-08-04
Estimated Expiration
2035-08-04

AI Technical Summary

Technical Problem

Existing refrigerant filling valve assemblies have limited functionality and cannot cope with complex operating conditions involving multi-channel switching and multi-process coordination, resulting in poor adaptability.

Method used

The design combines a ball valve with a pipeline switching mechanism, enabling automated and precise switching of multiple channels through rotation. A stepper motor controls the rotation angle of the switching disc, and combined with sealing rings and support structures, it ensures continuous refrigerant delivery and sealing.

Benefits of technology

It enables automated switching of the multi-functional refrigerant filling process, ensuring the continuity and stability of refrigerant delivery, improving filling efficiency and safety, and reducing equipment costs and maintenance difficulty.

✦ Generated by Eureka AI based on patent content.
Patent Text Reader

Abstract

The utility model discloses a kind of multi-channel switching mechanism for refrigerant filling valve group, including ball valve, ball valve one end is connected with the installation of coil pipe, pipeline switching mechanism is rotatably installed in coil pipe, another end of coil pipe is connected with the installation of three groups of branch pipe, ball valve is connected with pipeline switching mechanism, and pipeline switching mechanism can be communicated with each group of branch pipe by rotating respectively. The utility model passes through pipeline switching mechanism, and its selective communication of multiple branch pipes is realized by rotating, functional switching is realized, and the stability of coil pipe and entire pipeline system is guaranteed by the double regulation of length and angle of two support structures, the cooperation of three, which meets the channel switching demand of multiple processes, high-precision in refrigerant filling, and also improves the reliability of equipment under complex working conditions through the optimization of mechanical structure.
Need to check novelty before this filing date? Find Prior Art