Heater of household appliance and household appliance

A heater of a household appliance includes: a heating tube having a heating flow channel therein; the central pipe is at least partially arranged in the heating pipe, the central pipe and the heating pipe jointly define an at least partial heating flow channel, a preheating flow channel adjacent to...

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Bibliographic Details
Main Author WANG XINGFEI
Format Patent
LanguageChinese
English
Published 20.06.2023
Subjects
BLASTING
FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEATGENERATING MEANS, IN GENERAL
HEATING
LIGHTING
MECHANICAL ENGINEERING
RANGES
VENTILATING
WEAPONS
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Summary:A heater of a household appliance includes: a heating tube having a heating flow channel therein; the central pipe is at least partially arranged in the heating pipe, the central pipe and the heating pipe jointly define an at least partial heating flow channel, a preheating flow channel adjacent to the heating flow channel is arranged in the central pipe, and the liquid outlet end of the preheating flow channel is in fluid communication with the liquid inlet end of the heating flow channel; the heating film is arranged on the outer surface of the heating pipe and is used for heating the liquid in the heating runner; the housing is arranged outside the heating pipe in a covering manner, and a second cavity is formed between the housing and the heating pipe; and the preheating cavity is arranged outside the housing and is adjacent to the heating film or the heating pipe, the preheating cavity is provided with a liquid inlet and a liquid outlet, and the liquid outlet of the preheating cavity is in fluid communic
Bibliography:Application Number: CN202320177355U