Device for simultaneously measuring prestage flow and pressure of servo valve

• Main Authors: DONG YIFENG, DU ZHI, ZHU JIZHEN, AN LONG, TIAN TAO, ZHAO JUN, ZHAO YIZHAO
• Format: Patent
• Language: Chinese; English
• Published: 15.03.2022
• Subjects: BLASTING; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR; FLUID-PRESSURE ACTUATORS; FLUID-PRESSURE ACTUATORS, e.g. SERVO-MOTORS; HEATING; HYDRAULICS OR PNEUMATICS IN GENERAL; LIGHTING; MECHANICAL ENGINEERING; SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; WEAPONS

The utility model discloses a device for simultaneously measuring prestage flow and pressure of a servo valve. The device comprises a left end clamping device and a right end clamping device, the left end clamping device comprises a valve element left fixing device, the valve element left fixing device is connected to the left end of the valve body, the valve element left fixing device is sleeved with a first sealing ring, and a first pressure sensor and a first flow meter are installed on the first sealing ring. A left push rod penetrates through an inner hole of the valve element left fixing device and is connected with the left end face of the valve element in the valve body. The right end clamping device comprises a valve element right fixing device, the right end of the right end clamping device is sleeved with a sleeve, and the front end of a right push rod extends into the valve body to be connected with the right end of the valve element. The right push rod can move in the axial direction. The device