The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 26, 2022
Filed:
May. 01, 2018
Carrier Corporation, Palm Beach Gardens, FL (US);
Guangyu Shen, Shanghai, CN;
Jingkai Weng, Shanghai, CN;
CARRIER CORPORATION, Palm Beach Gardens, FL (US);
Abstract
The present invention provides a heat pump system which comprises a compressor (), a mode switch valve assembly (), a mode switch flow path, and a first heat exchanger, a second heat exchanger and a heat recovery heat exchanger respectively connected between the mode switch valve assembly and the mode switch flow path, wherein the mode switch flow path is provided with a first flow path (), a second flow path () and a third flow path () which converge at an intersection point, and at least the first flow path and the second flow path are respectively provided with a throttling section (), and the first flow path, the second flow path and the third flow path are controllably switched on/off to realize different function modes. Therefore, a heat pump unit having a heat recovery function is provided, which has advantages of simple structure and high operational reliability, etc.