The application relates to an electromagnetic type automobile body pressure relief valve and an automobile, and belongs to the technical field of automobile accessories. The electromagnetic type automobile body pressure relief valve comprises a pressure relief valve body and an electromagnetic control unit, wherein the pressure relief valve body comprises a valve body of a pressure relief valve and a valve plate of the pressure relief valve, the valve body of the pressure relief valve is provided with a pressure relief channel, the valve plate of the pressure relief valve is arranged on the valve body of the pressure relief valve, and the valve plate of the pressure relief valve is used for sealing the pressure relief channel; and the electromagnetic control unit comprises an electromagnetand a permanent magnet, the electromagnet and the permanent magnet are respectively and fixedly connected with the valve body of the pressure relief valve and the valve plate of the pressure relief valve, and the electromagnet and the permanent magnet are used for controlling the valve plate of the pressure relief valve to open and close the pressure relief channel. The electromagnet and the permanent magnet of the electromagnetic type automobile body pressure relief valve can control the valve plate of the pressure relief valve to be closed according to the high-speed running working condition and other running working conditions of the automobile, so that the noise of tires and the exhaust noise in the automobile are effectively reduced. The valve plate of the pressure relief valve canbe opened by the electromagnet and the permanent magnet before a vehicle door is opened and closed and during the air conditioner external circulation, the ear pressure problem during the door openingand closing is solved, and the noise comfort level and the cold and hot comfort level of passenger seats are improved.
本申请涉及一种电磁式汽车车身泄压阀及汽车,属于汽车附件技术领域,包括:泄压阀本体,其包括泄压阀阀体和泄压阀阀片,泄压阀阀体上开设有泄压通道,泄压阀阀片盖设在泄压阀阀体上,泄压阀阀片用于封盖所述泄压通道;电磁控制单元,其包括电磁铁和永磁体,电磁铁和永磁体分别固定连接在泄压阀阀体和泄压阀阀片上,电磁铁和永磁体用于控制泄压阀阀片开启和关闭泄压通道。本电磁式汽车车身泄压阀的电磁铁和永磁体能够根据汽车高速行驶工况及其他行驶工况控制泄压阀阀片常闭有效减小了车内轮胎噪声与排气噪声;在开关车门之前和空调外循环时电磁铁和永磁体能够开启泄压阀阀片,解决了开关门时的耳压问题,提高了乘员乘座的噪声舒适度和冷热舒适度。
Electromagnetic type automobile body pressure relief valve and automobile
一种电磁式汽车车身泄压阀及汽车
2020-08-14
Patent
Electronic Resource
Chinese
IPC: | F16K VALVES , Ventile / 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 |