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Patent Searching and Data


Title:
INDOOR UNIT OF AIR CONDITIONER
Document Type and Number:
WIPO Patent Application WO/2019/174217
Kind Code:
A1
Abstract:
Disclosed is an indoor unit of an air conditioner, the indoor unit comprising a housing, an air return port (9), an air outlet (63), and a dual-flow-type fresh air purification device (5), wherein the purification device (5) comprises a bidirectional air inlet and outlet pipe (2), an air inlet system, and an air exhaust system; the bidirectional air inlet and outlet pipe (2) comprises an outer pipe (21), and a first inner pipe (22) and a second inner pipe (23), which are arranged in the outer pipe (21), a heat exchange core (1) being arranged in the outer pipe (21); the heat exchange core (1) divides the outer pipe (21) into a first part and a second part, the first inner pipe (22) and the second inner pipe (23) being located at the first part and the second part respectively; and the air inlet system comprises the second part of the outer pipe (21), the heat exchange core (1), an induced draft fan (531) and the first inner pipe (22), and the air exhaust system comprises the first part of the outer pipe, the heat exchange core (1), an exhaust fan (541), and the second inner pipe (23).

Inventors:
LIU, Guangpeng (Haier Industrial Park, No.1 Haier Road Laoshan Distric, Qingdao Shandong 1, 266101, CN)
Application Number:
CN2018/107306
Publication Date:
September 19, 2019
Filing Date:
September 25, 2018
Export Citation:
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Assignee:
QINGDAO HAIER AIR CONDITIONER GENERAL CORP., LTD. (Haier Industrial Park, No.1 Haier Road Laoshan Distric, Qingdao Shandong 1, 266101, CN)
International Classes:
F24F1/00
Foreign References:
CN101118072A2008-02-06
CN101118072A2008-02-06
CN204176793U2015-02-25
CN106642332A2017-05-10
CN105240943A2016-01-13
JP6106503B22017-04-05
JP2002081680A2002-03-22
DE19852640A11999-11-11
CN108426303A2018-08-21
Attorney, Agent or Firm:
HANRAY LAW FIRM (712A, Century Square99 Wangfujing Street, Dongcheng District, Beijing 6, 100006, CN)
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