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Title:
SLEEVE-TYPE HEAT PUMP CAPABLE OF CHANGING DIRECTION OF WORKING MEDIUM
Document Type and Number:
WIPO Patent Application WO/2019/076144
Kind Code:
A1
Abstract:
Provided is a sleeve-type heat pump capable of changing the direction of working medium. The heat pump comprises a refrigerant circulation loop, the refrigerant circulation loop being formed of a compressor (1), a heat pump reversing valve, a shell pass (54) of a heat exchange sleeve (5) of a self-circulation sleeve-type heat exchanger, an expansion valve (3), an evaporator (2) and a water storage tank (6), which are connected in sequence, wherein the self-circulation sleeve-type heat exchanger comprises N heat exchange sleeves (5) arranged in parallel, each of the heat exchange sleeve comprising a pipe pass (55) and a shell pass (54); the pipe passes (55) are serially connected by means of a pipe pass three-way pipe (56) which is in communication with the water storage tank (6); a water inlet (512) of each of the heat exchange sleeves (5) is in communication with a water source pipe (71) and the water storage tank (6); and the shell passes (54) are serially connected by means of shell pass connection pipes (57).

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Inventors:
WEI CHUNDONG (CN)
Application Number:
PCT/CN2018/103185
Publication Date:
April 25, 2019
Filing Date:
August 30, 2018
Export Citation:
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Assignee:
WEI CHUNDONG (CN)
International Classes:
F25B30/02; F24H4/02; F25B41/20; F25B41/24; F25B41/31; F25B41/37; F28D7/10
Foreign References:
CN107687723A2018-02-13
CN207688457U2018-08-03
CN105890168A2016-08-24
JP2002122390A2002-04-26
Attorney, Agent or Firm:
KANGXIN PARTNERS, P.C. (CN)
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