The invention relates to an electrical heating device (2) having a PTC heating device (18), which comprises at least one PTC element (42) and an electrical conductor track (40) connected to the PTC element (421) in an electrically conductive manner, and a housing (4), which accommodates the PTC heating device (18) and on which an inlet opening (8) and an outlet opening (12) for a fluid to be heated are exposed. An electrical heating device (2) is formed which allows electrical safety to be improved with good efficiency, wherein a spiral tube (22) is arranged in the housing (4) and connects the inlet opening (8) to the outlet opening (12) and the spiral tube (22) is coupled to the PTC heating device (18) in a thermally conductive manner.
本发明涉及一种具有PTC加热装置(18)和壳体(4)的电加热设备(2),该PTC加热装置(18)包括至少一个PTC元件(42)和以导电的方式连接到PTC元件(421)的电导体轨道(40),壳体(4)容纳PTC加热装置(18)并且用于待加热的流体的进入口(8)和排出口(12)暴露在壳体(4)上。形成一种允许以良好的效率提高电气安全性的电加热设备(2),其中螺旋形管(22)被设置在壳体(4)中并将进入口(8)连通到排出口(12)并且螺旋形管(22)以导热的方式联接到PTC加热装置(18)。
Electric heating device
电加热设备
2022-11-22
Patent
Elektronische Ressource
Chinesisch
IPC: | H05B ELECTRIC HEATING , Elektrische Heizung / B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES , Anordnung oder Einbau der Heizung, Kühlung, Lüftung oder anderer Luftbehandlungsvorrichtungen für die Fahrzeugräume für Reisende oder Fracht |
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