Low-temperature refrigerating device
By introducing a circulating fluid circuit system into the dilution refrigerator, the problem of insufficient cooling capacity of the dilution refrigerator is solved, and rapid and efficient cooling of large-area samples or cables is achieved, reducing thermal resistance and vibration, and improving cooling efficiency.
CN223283304UActive Publication Date: 2025-08-29LAIR LIQUIDE SA POUR LETUDE & LEXPLOITATION DES PROCEDES GEORGES CLAUDE
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Patent Information
- Application Number
- CN202422299076.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Priority Date
- 2023-09-22
- Filing Date
- 2024-09-20
- Publication Date
- 2025-08-29
- Estimated Expiration
- 2034-09-20
AI Technical Summary
Technical Problem
The cooling capacity of existing dilution refrigerators is limited, and they cannot quickly and effectively cool large areas of samples or cables, and there are thermal resistance and vibration problems, resulting in low cooling efficiency.
Method used
The circulating fluid circuit system is used to distribute the cooling power of the cryogenic cooler to multiple heat exchangers through manifolds and transfer pipes, and the circulating fluid flows in parallel within the enclosure to achieve efficient cooling.
Benefits of technology
It realizes rapid and uniform cooling of large-area samples or cables at low temperatures, reducing thermal resistance and vibration, and improving cooling efficiency.
✦ Generated by Eureka AI based on patent content.
Abstract
The utility model relates to a low-temperature refrigerating device which comprises a sealing shell, the sealing shell defines a fluid-tight vacuum volume sealed by a cover cap, the device comprises at least one low-temperature cooler which penetrates through the cover cap and is of the type using a low-temperature circulating fluid cold source such as helium, and the device comprises at least one heat conduction plate. The heat transfer plate is used for receiving and cooling a component and is cooled by a circulating fluid flow through a circulating fluid loop, the circulating fluid loop supplies fluid to a group of heat exchangers, the circulating fluid loop is provided with a pipeline, the pipeline firstly conveys the circulating fluid to a manifold mounted on the plate, and the circulating fluid loop is provided with at least one transfer pipeline which transfers the circulating fluid to the manifold. And a circulating fluid circuit having a transfer conduit configured to transfer the circulating fluid from the manifold to at least one heat exchanger mounted on the same plate, the circulating fluid circuit having at least one first return conduit configured to return the fluid having circulated through the at least one heat exchanger to the manifold.
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