发明申请
- 专利标题: REFRIGERATING AIR-CONDITIONING APPARATUS
- 专利标题(中): 制冷空调设备
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申请号: US13219315申请日: 2011-08-26
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公开(公告)号: US20110308272A1公开(公告)日: 2011-12-22
- 发明人: Masaki TOYOSHIMA , Susumu Yoshimura , Shinichi Wakamoto , Osamu Morimoto
- 申请人: Masaki TOYOSHIMA , Susumu Yoshimura , Shinichi Wakamoto , Osamu Morimoto
- 申请人地址: JP Tokyo
- 专利权人: MITSUBISHI ELECTRIC CORPORATION
- 当前专利权人: MITSUBISHI ELECTRIC CORPORATION
- 当前专利权人地址: JP Tokyo
- 优先权: JP2005-293643 20051006
- 主分类号: F25B43/00
- IPC分类号: F25B43/00
摘要:
A refrigerating air-conditioning apparatus, at least provided with no possibility that a foreign material returns to a compressor from an accumulator at a time of the pipeline-cleaning operation firstly, and provided with a possibility to perform a collecting operation for the foreign material in a short time secondary, is provided.The heat-source side unit includes an accumulator provided with a function to separate and collect the foreign material in an existing pipeline, a collecting container for collecting the foreign material separated by the accumulator, and an oil return pipeline for returning refrigerating machine oil to the compressor via a flow amount adjusting device, installed at a lower portion of the accumulator, and at a time of ordinary cooling or heating operation, the refrigerating machine oil is caused to flow into the oil return pipeline, and at a time of pipeline cleaning and foreign material-collecting operations, the flow amount adjusting device is fully closed.
公开/授权文献
- US08783059B2 Refrigerating air-conditioning apparatus 公开/授权日:2014-07-22
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