Piezoresistive flow velocity meter

• Main Authors: WU QI, LI JIAN, YU ZHOU, MEI YIMIN
• Format: Patent
• Language: Chinese; English
• Published: 12.02.2019
• Subjects: ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVEREDIN A SINGLE OTHER SUBCLASS; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT; MEASURING; MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION,OR SHOCK; MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR; PHYSICS; SIGNALLING; TARIFF METERING APPARATUS; TESTING; TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILARSIGNALS

The invention discloses a piezoresistive flow velocity meter. The flow velocity meter comprises a display, a connecting rod, a sleeve ball joint, a handle, a velocity meter main body, and a cross balanced tail wing; the sleeve ball joint is arranged at the lower end of the connecting rod; the connecting rod is in sliding connection with the velocity meter main body through the sleeve ball joint; atemperature sensor is arranged in the cross balanced tail wing; the temperature sensor is connected with a signal processor; the velocity meter main body comprises a rear water baffle, a front waterbaffle, a stress spring, a pressure conductor, a partition plate, a coil framework, magnetic steel, the signal processor, a power supply, a plastic shell, a supporting plate and a stress disc; a forcerod traverses the partition plate; one end of the force rod is connected with the stress disc, and the other end of the force rod is connected with one side of the stress conductor; the other side ofthe stress conductor is in