Pressure detection device, pressing operation device, touch operation device and motor vehicle

The present disclosure relates to a pressure detection device including a pressure detection area on a printed circuit board; the conductive elastic sheet comprises a fixed part and a tilting part which are connected to the printed circuit board, the tilting part and the pressure detection area are oppositely arranged, and a gap exists between the tilting part and the pressure detection area; and the processing unit is connected with the pressure detection area. The conductive elastic piece and the pressure detection area form a pressure detection capacitor, and the processing unit determines the magnitude of the pressure applied to the conductive elastic piece according to the capacitance value of the pressure detection capacitor. In addition, the invention further relates to a pressing operation device, a touch operation device and a motor vehicle. 本公开涉及一种压力检测装置，其包括压力检测区域，其位于印刷电路板上；导电弹片，包括连接在所述印刷电路板上的固定部分和翘起部分，所述翘起部分与所述压力检测区域相对布置并且与所述压力检测区域之间存在间隙；处理单元，与所述压力检测区域连接。所述导电弹片与所述压力检测区域构成压力检测电容器，所述处理单元根据所述压力检测电容器的电