Title:
AIR RETURN DUCT HEATING CONTROL DEVICE AND HEATING CONTROL METHOD
Document Type and Number:
WIPO Patent Application WO/2022/142351
Kind Code:
A1
Abstract:
The present invention relates to an air return duct heating control device, comprising: an air return pipe, a pipe wall thereof being attached to an upper surface of a refrigerating chamber, one end thereof being in communication with an air return port of the refrigerating chamber, and the other end thereof being in communication with an evaporator compartment; a heating module for heating the air return pipe; a temperature sensor mounted outside of an air-cooled refrigerator; and a control module electrically connected to the heating module, the temperature sensor, and a control assembly of a refrigeration air door.
Inventors:
TU MENGKANG (CN)
LI PING (CN)
XIA JUNWEI (CN)
TIAN XIANGYANG (CN)
LI PING (CN)
XIA JUNWEI (CN)
TIAN XIANGYANG (CN)
Application Number:
PCT/CN2021/111409
Publication Date:
July 07, 2022
Filing Date:
August 09, 2021
Export Citation:
Assignee:
TCL HOME APPLIANCES HEFEI CO LTD (CN)
International Classes:
F25D11/02
Foreign References:
| CN112762646A | 2021-05-07 | |||
| CN210051046U | 2020-02-11 | |||
| CN110736292A | 2020-01-31 | |||
| CN105091457A | 2015-11-25 | |||
| CN207180143U | 2018-04-03 | |||
| US20100257876A1 | 2010-10-14 | |||
| US20180156518A1 | 2018-06-07 |
Attorney, Agent or Firm:
PURPLEVINE INTELLECTUAL PROPERTY (SHENZHEN) CO., LTD. (CN)
Download PDF: