Refrigerant recovery and purification equipment

By designing a refrigerant recovery and purification device that includes a recovery module, a gas-liquid separator, and an oil removal module, the problems of low recovery efficiency and complex equipment in existing technologies have been solved, realizing an efficient and simplified refrigerant recovery process and improving refrigerant quality and speed.

CN224262001UActive Publication Date: 2026-05-19SHANGHAI ENTROPY ENERGY FLOW NEW MATERIALS CO LTD
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Patent Information

Application Number
CN202521350096.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-06-27
Publication Date
2026-05-19
Estimated Expiration
2035-06-27

AI Technical Summary

Technical Problem

Existing refrigerant recovery technologies suffer from low recovery efficiency, complex equipment, and an inability to simultaneously remove water and oil, resulting in substandard quality of recovered refrigerant and an inability to achieve closed-loop utilization.

Method used

Design a refrigerant recovery and purification device, including a recovery module, a gas-liquid separator, an oil removal module, and a water removal module. The flow direction is controlled by a one-way shut-off valve, and the flow rate and direction are optimized by a control system to achieve efficient recovery.

Benefits of technology

It improves refrigerant recovery efficiency, simplifies the device structure, reduces equipment costs, solves the pollution problem of refrigerant recovery, and enhances recovery speed and quality.

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Abstract

The utility model provides refrigerant recycling and purifying equipment which is characterized by comprising a recycling module, a one-way stop valve and a gas-liquid separator, at least one of an oil removal module and a water removal module; the water removal module is connected with the oil removal module through a pipeline, and the oil removal module is connected with the recovery module through a pipeline; the one-way stop valve is installed between the gas-liquid separator and the water removal module, and the gas-liquid separator is connected into the oil removal module and the recovery module. The water removal module and the oil removal module are introduced into the recovery equipment, so that the problem that pollution exists when refrigerants are recovered from the device is solved, multi-phase recovery is introduced, the flow direction is jointly regulated and controlled through the valve assembly, unexpected flow is avoided, and the recovery efficiency is improved; refrigerants with different qualities are recovered according to local conditions, so that the problem of recovery investment is solved, and the recovery speed is greatly increased; the overall arrangement of the device is integrally simplified, production and installation are convenient, and the total cost of equipment is reduced.
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