Temperature control system and oxygen pressure leaching device

By setting up heat exchangers with parallel cooling and heating medium flow paths inside the oxygen pressure vessel, the problems of high temperature control cost and manufacturing difficulty during the oxygen pressure vessel leaching process are solved, achieving efficient temperature control and material saving.

CN224285527UActive Publication Date: 2026-05-26MORIMATSU (JIANGSU) HEAVY IND CO LTD
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Patent Information

Application Number
CN202521132297.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-06-04
Publication Date
2026-05-26
Estimated Expiration
2035-06-04

AI Technical Summary

Technical Problem

In the existing oxygen pressure vessel leaching process, the temperature control method is costly and difficult to manufacture. Existing technologies require the installation of a jacket for temperature control.

Method used

The heat exchanger is placed inside the reactor, and the temperature is controlled by the parallel flow paths of the cooling and heating media. Heating and cooling are achieved using the same heat exchanger, eliminating the need for a sandwich structure and simplifying manufacturing.

Benefits of technology

It reduces material costs, simplifies manufacturing, and improves heat exchange efficiency, enabling efficient cooling or heating of substances inside the reactor.

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Abstract

The utility model provides a temperature control system and an oxygen pressure leaching device, and relates to the field of hydrometallurgy. The temperature control system comprises a heat exchange piece, a first pipeline assembly and a second pipeline assembly. The heat exchange piece is arranged in the reaction kettle, the heat exchange piece is provided with a heat exchange cavity, and the first pipeline assembly and the second pipeline assembly are both communicated with the heat exchange cavity; the first pipeline assembly comprises a first pipeline and a second pipeline which are connected in parallel, the first pipeline is used for bearing a cooling medium, and the second pipeline is used for bearing a heating medium; the first pipeline, the heat exchange chamber and the second pipeline assembly form a first flowing path; the second pipeline, the heat exchange cavity and the second pipeline assembly form a second flowing path. The temperature control system provided by the utility model solves the technical problems of high cost and high manufacturing difficulty of a reaction kettle temperature control method in the prior art.
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