Water level sensor convenient to stably install for automobile water tank

• Main Authors: LUO ZENGLIANG, LIN BITING
• Format: Patent
• Language: Chinese; English
• Published: 25.05.2021
• Subjects: MEASURING; MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUIDLEVEL; METERING BY VOLUME; PHYSICS; TESTING

The invention discloses a water level sensor convenient to stably install for an automobile water tank in the technical field of water level sensors, the water level sensor comprises a mounting plate and a pressure sensor, a middle rod is arranged on the lower surface of the mounting plate, and a floating ring is movably connected to the ring surface of the middle rod; a clamping groove perpendicular to the mounting plate is formed in the mounting plate, a clamping column capable of axially rotating and horizontally moving is inserted into the clamping groove and comprises a cylindrical column body and a plurality of balls, a plurality of ball grooves are annularly formed in the outer portion of the column body, the balls are connected into the ball grooves in a rolling mode, and the opening size of the ball grooves is smaller than that of the balls. An elastic piece attached to the ball in shape is arranged between the ball groove and the ball. The clamping columns can axially rotate and horizontally move in