Title:
COMPRESSOR, REFRIGERATION CYCLE DEVICE, AND METHOD FOR MANUFACTURING COMPRESSOR
Document Type and Number:
WIPO Patent Application WO/2024/057438
Kind Code:
A1
Abstract:
This compressor comprises: a compression mechanism for compressing a refrigerant; an electric motor for driving the compression mechanism; a rotary shaft connecting the compression mechanism and the electric motor, and transmitting the rotational force of the electric motor to the compression mechanism; a sealed container that accommodates the compression mechanism, the electric motor, and the rotary shaft, and that has in a lower portion thereof an oil reservoir section in which refrigerator oil is stored; and a bottom-raising structure for raising the bottom of the oil reservoir section. The sealed container has a bottomed cylindrical bottom section forming the bottom surface of the oil reservoir section and positioned under the rotary shaft. The bottom-raising structure has: a plate-shaped partition member that partitions the interior of the bottom section into two spaces in the axial direction of the rotary shaft, and raises the bottom of the oil reservoir section; and a positioning member that is provided protruding from the inner circumferential surface of the bottom section, and that positions the partition member. The partition member is secured to the bottom section in a state of being positioned by the positioning member.
Inventors:
SAKAMOTO KAI (JP)
GOMAE NAOHISA (JP)
IZUMI AKIKAZU (JP)
GOMAE NAOHISA (JP)
IZUMI AKIKAZU (JP)
Application Number:
PCT/JP2022/034379
Publication Date:
March 21, 2024
Filing Date:
September 14, 2022
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
F04C29/00; F04C29/02; F25B1/04; F25B31/02
Foreign References:
| EP3421804A1 | 2019-01-02 | |||
| US20060171831A1 | 2006-08-03 | |||
| JP2010048241A | 2010-03-04 | |||
| JP2011149393A | 2011-08-04 | |||
| JP2003176797A | 2003-06-27 | |||
| JPS5971982U | 1984-05-16 |
Attorney, Agent or Firm:
KISA PATENT & TRADEMARK FIRM (JP)
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