The outdoor heat exchange device for the heat pump air conditioner of the electric automobile comprises a heat exchanger mechanism and a liquid storage mechanism, and the heat exchanger mechanism comprises an outdoor heat exchanger, an upper-layer flow channel, a lower-layer flow channel, a refrigerant inlet, a refrigerant outlet, a refrigerant separation outlet and a refrigerant separation inlet; the liquid storage mechanism comprises a liquid storage device, an electromagnetic three-way valve, a liquid storage device inlet and a liquid storage device outlet, the liquid storage device inlet and the liquid storage device outlet are formed in the liquid storage device, the liquid storage device inlet is in through connection with the refrigerant separation inlet, the liquid storage device outlet is in through connection with the refrigerant separation outlet, and an upper valve port and a lower valve port of the electromagnetic three-way valve are arranged upwards and downwards respectively. And a side valve port of the electromagnetic three-way valve is arranged at an outlet of the reservoir. The liquid storage device is additionally arranged, the electromagnetic three-way valve is arranged in the liquid storage device, gas-liquid separation of the two-phase refrigerant is achieved, the outdoor heat exchanger serves as a supercooling condenser during refrigeration and serves as a superheating evaporator during heating, the air conditioner performance can be improved during refrigeration and heating, the air conditioner system is simplified during refrigeration and heating, and the cost of the air conditioner system is effectively saved.
本申请涉及一种电动汽车热泵空调用室外换热装置,包括换热器机构和储液机构,换热器机构包括室外换热器、上层流道和下层流道、冷媒入口、冷媒出口、冷媒分离出口和冷媒分离入口;储液机构包括储液器、电磁三通阀以及开设于储液器上的储液器入口和储液器出口,储液器入口与冷媒分离入口贯通连接,储液器出口与冷媒分离出口贯通连接,电磁三通阀的上阀口和下阀口分别朝上朝下设置,电磁三通阀的侧阀口设于储液器出口处。本申请通过增加储液器并在储液器内设置电磁三通阀实现两相冷媒的气液分离,实现室外换热器制冷时为过冷式冷凝器,制热时为过热蒸发器,制冷和制热时均能够提高空调性能并简化空调系统,有效节约空调系统的成本。
Outdoor heat exchange device for heat pump air conditioner of electric automobile
电动汽车热泵空调用室外换热装置
2022-11-22
Patent
Electronic Resource
Chinese
IPC: | 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 / F25B Kältemaschinen, Kälteanlagen oder Kälteverfahren , REFRIGERATION MACHINES, PLANTS, OR SYSTEMS |
European Patent Office | 2024
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