CSSC Tianhe Obtains Patent for Magnetic Levitation Air Conditioning Refrigeration Unit, Achieving Non-Contact Rotor Operation

This article is reposted from Juncai Magnetic Applications, and the copyright belongs to the original author; the original link can be found in the "Sources" section at the end of the article.

According to information from the China National Intellectual Property Administration, CSSC Tianhe Marine Equipment Jiangsu Co., Ltd. has obtained a patent named "Magnetic Levitation Air Conditioning Refrigeration Unit," with the authorization announcement number CN224872600U. The application date was November 2025.

The patent abstract indicates that the utility model provides a magnetic levitation air conditioning refrigeration unit, which pertains to the technical field of air conditioning refrigeration. It includes an evaporator, with a frequency conversion controller box installed on one side of the evaporator. A bracket is installed on the top of the frequency conversion controller box via screws, and an automatic control box for the air conditioning chilled water device is installed inside the bracket. The main body of the compressor is installed on the top of the evaporator. The main body of the compressor adopts magnetic bearings to achieve non-contact rotor operation, significantly reducing mechanical friction losses and improving energy efficiency and equipment lifespan. It is equipped with a primary vibration isolator and a secondary vibration isolator to reduce the vibration transmission of the frequency conversion controller box. A primary vibration avoidance hose and a secondary vibration avoidance hose are configured to buffer the vibration between the evaporator and the frequency conversion controller box. The first compressor exhaust hose, the second compressor exhaust hose, the compressor suction right-angle hose, the primary vibration avoidance hose, and the secondary vibration avoidance hose all feature flexible connection and vibration reduction functions, comprehensively improving the operational stability of the unit and enhancing its practicality.

According to data from Tianyancha, CSSC Tianhe Marine Equipment Jiangsu Co., Ltd. was established in 2012 and is located in Taizhou City. It is an enterprise primarily engaged in the manufacturing of special equipment. The registered capital of the enterprise is 50 million RMB. Through big data analysis by Tianyancha, CSSC Tianhe Marine Equipment Jiangsu Co., Ltd. has participated in 46 bidding projects. In terms of property clues, there are 3 trademark entries and 70 patent entries. In addition, the enterprise also holds 9 administrative licenses.

Sources

• 163.com › web (October 21, 2026)
• Original link: CSSC Tianhe Obtains Patent for Magnetic Levitation Air Conditioning Refrigeration Unit, Achieving Non-Contact Rotor Operation
• https://www.163.com/dy/article/L9PJJEBC0519QIKK.html