Title:
SCROLL COMPRESSOR AND SLEEVE FOR SCROLL COMPRESSOR
Document Type and Number:
WIPO Patent Application WO/2023/125782
Kind Code:
A1
Abstract:
A sleeve (9) for a scroll compressor (100) and the scroll compressor (100). The scroll compressor (100) comprises a first scroll plate (11), a second scroll plate (12), a support (4), a motor (5), a driving member (3), and a sleeve (9). The driving member (3) is rotatably mounted on the support (4). The motor (5) drives the first scroll plate (11) by means of the driving member (3) to rotate, and the first scroll plate (11) drives the second scroll plate (12) to rotate. The driving member (3) comprises a hub portion (31) having an inner hole (30), and the hub portion (31) comprises a first end portion (311), a second end portion (312), and a flange portion (32) extending radially outwards from the first end portion (311) of the hub portion (31) of the driving member (3). The inner hole (30) of the hub portion (31) has an inner hole portion (504) located at the first end portion (311), and the hub portion (31) has a first fixing portion provided on a hole wall (304) of the inner hole portion (504). The sleeve (9) is provided in the inner hole portion (504) of the hub portion (31), and the sleeve (9) comprises: a cylindrical body (94) and a second fixing portion which is provided on the cylindrical body (94). The second fixing portion of the sleeve (9) cooperates with the first fixing portion of the hub portion (31). The scroll compressor has a compact structure and a small volume, and is lightweight.
Inventors:
SUN YUSONG (CN)
Application Number:
PCT/CN2022/143314
Publication Date:
July 06, 2023
Filing Date:
December 29, 2022
Export Citation:
Assignee:
DANFOSS TIANJIN LTD (CN)
International Classes:
F04C18/02; F04C23/02; F16C33/04
Foreign References:
| CN217898551U | 2022-11-25 | |||
| CN110469504A | 2019-11-19 | |||
| CN111684159A | 2020-09-18 | |||
| CN204041461U | 2014-12-24 | |||
| CN213981182U | 2021-08-17 | |||
| CN110360101A | 2019-10-22 | |||
| US5609478A | 1997-03-11 | |||
| US20200063735A1 | 2020-02-27 |
Attorney, Agent or Firm:
CHINA SCIENCE PATENT & TRADEMARK AGENT LTD. (CN)
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