Title:
AIR CONDITIONING UNIT
Document Type and Number:
WIPO Patent Application WO/2022/007343
Kind Code:
A1
Abstract:
The present application provides an air conditioning unit, comprising: a gas-liquid separator, the gas-liquid separator being provided with an oil discharging port; and an oil pumping assembly, the oil pumping assembly being connected to the gas-liquid separator and provided with an oil pumping channel, the oil pumping channel being communicated with the oil discharging port, and the oil pumping assembly providing suction force. According to the air conditioning unit provided by the present application, oil discharging power is increased by means of the oil pumping assembly, so that oil in the gas-liquid separator can be pumped out from the oil discharging port, blockage of the gas-liquid separator is avoided; moreover, the part of oil flows back to a compressor, continuous reduction of the oil amount of the compressor is avoided, and normal work of the whole air conditioning unit is guaranteed.
Inventors:
GU YANTAO (CN)
DAI BIN (CN)
MOU SHANSHAN (CN)
DAI BIN (CN)
MOU SHANSHAN (CN)
Application Number:
PCT/CN2020/138481
Publication Date:
January 13, 2022
Filing Date:
December 23, 2020
Export Citation:
Assignee:
CHONGQING MIDEA GENERAL REFRIGERATION EQUIPMENT CO LTD (CN)
International Classes:
F25B31/00; F25B43/02
Foreign References:
| CN111811173A | 2020-10-23 | |||
| CN206176833U | 2017-05-17 | |||
| CN206695457U | 2017-12-01 | |||
| CN105402963A | 2016-03-16 | |||
| CN201368630Y | 2009-12-23 | |||
| JP2000346502A | 2000-12-15 | |||
| JP2014214913A | 2014-11-17 | |||
| US6418751B1 | 2002-07-16 |
Attorney, Agent or Firm:
YOULINK INTELLECTUAL PROPERTY LAW FIRM (CN)
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