Title:
HEAT EXCHANGER, ELECTRIC CONTROL BOX AND AIR CONDITIONING SYSTEM
Document Type and Number:
WIPO Patent Application WO/2022/166234
Kind Code:
A1
Abstract:
Disclosed in the present application are a heat exchanger, an electric control box and an air conditioning system. The heat exchanger of the present application comprises: at least two plate bodies and a collecting pipe, wherein the plate bodies are provided with a plurality of microchannels, each plate body comprises a main body portion and a connecting portion, one end of the connecting portion is connected to the main body portion, and the main body portions of the plate bodies are stacked one above the other; a pipe wall of the collecting pipe is provided with at least two insertion holes, and the other ends of the connecting portions of the plate bodies correspond to the insertion holes and are fixed to the collecting pipe via welding; and a first spacing is provided between two adjacent insertion holes, a second spacing is provided between the main body portions of two adjacent plate bodies, and the first spacing is greater than the second spacing. The heat exchanger of the present application has a simple structure and a relatively small size, and can improve the reliability of welding between the plate bodies and the collecting pipe.
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Inventors:
LI ZHAOHUI (CN)
LI FENG (CN)
LI HONGWEI (CN)
WANG GUOCHUN (CN)
LUO YUZHAO (CN)
LI FENG (CN)
LI HONGWEI (CN)
WANG GUOCHUN (CN)
LUO YUZHAO (CN)
Application Number:
PCT/CN2021/122409
Publication Date:
August 11, 2022
Filing Date:
September 30, 2021
Export Citation:
Assignee:
GD MIDEA HEATING & VENTILATING EQUIPMENT CO LTD (CN)
HEFEMIDEA HEATING & VENTILATING EQUIPMENT CO LTD (CN)
HEFEMIDEA HEATING & VENTILATING EQUIPMENT CO LTD (CN)
International Classes:
F25B1/10; F28F3/12; F25B40/00
Domestic Patent References:
| WO2020178536A1 | 2020-09-10 |
Foreign References:
| CN103277942A | 2013-09-04 | |||
| CN103574969A | 2014-02-12 | |||
| CN101240956A | 2008-08-13 | |||
| US6216773B1 | 2001-04-17 | |||
| GB1284667A | 1972-08-09 | |||
| JP2020176751A | 2020-10-29 | |||
| CN202110183054A | 2021-02-08 |
Attorney, Agent or Firm:
CHINA WISPRO INTELLECTUAL PROPERTY LLP. (CN)
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