Title:
CRANKSHAFT, COMPRESSOR, AND REFRIGERATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/098424
Kind Code:
A1
Abstract:
A crankshaft (100), comprising a first shaft (110), a second shaft (130), and a first crank arm (120). A first oil passage (111) is formed in the first shaft (110) along an axis direction thereof; a second oil passage (131) is formed in the second shaft (130) along an axis direction thereof; the first crank arm (120) is configured to be connected between the first shaft (110) and the second shaft (130), the first crank arm (120) is provided with a third oil passage (121), and the third oil passage (121) is configured communicate the first oil passage (111) and the second oil passage (131); the second shaft (130) is eccentrically provided relative to the axis of the first shaft (110). According to actual displacement requirements of a compressor, the relative position of the second shaft (130) and the first shaft (110) can be adjusted to adjust the eccentricity, so that the crankshaft can adapt to displacement requirements of different compressors, and the crankshaft is easy to process and manufacture. Also disclosed are the compressor comprising the crankshaft, and a refrigeration device comprising the compressor.
More Like This:
| WO/2008/082410 | COMPRESSOR |
Inventors:
WANG CHENGCHENG (CN)
Application Number:
PCT/CN2020/121599
Publication Date:
May 27, 2021
Filing Date:
October 16, 2020
Export Citation:
Assignee:
ANHUI MEIZHI COMPRESSOR CO LTD (CN)
International Classes:
F04B39/00; F04B35/04; F16C3/14
Domestic Patent References:
| WO2016119869A1 | 2016-08-04 |
Foreign References:
| CN107288845A | 2017-10-24 | |||
| CN107288845A | 2017-10-24 | |||
| CN206221259U | 2017-06-06 | |||
| CN102272453A | 2011-12-07 | |||
| CN206054225U | 2017-03-29 | |||
| CN104895764A | 2015-09-09 | |||
| CN106337872A | 2017-01-18 | |||
| CN2931908Y | 2007-08-08 | |||
| JPH0211872A | 1990-01-16 | |||
| JP2005180369A | 2005-07-07 | |||
| CN201911158468A | 2019-11-22 |
Other References:
See also references of EP 4001649A4
Attorney, Agent or Firm:
YOULINK INTELLECTUAL PROPERTY LAW FIRM (CN)
Download PDF: