Water tightness testing device and water tightness testing method

• Main Authors: ZHANG XIAOQIANG, NI WENJIE, TANG YONGJIE, DAI WENWEN
• Format: Patent
• Language: Chinese; English
• Published: 06.09.2022
• Subjects: MEASURING; PHYSICS; TESTING; TESTING STATIC OR DYNAMIC BALANCE OF MACHINES ORSTRUCTURES; TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR

The invention belongs to the technical field of water tightness testing, and discloses a water tightness testing device and a water tightness testing method.The water tightness testing device comprises a carrying table and a pressing plate, the carrying table is provided with a sealing piece, the sealing piece is provided with a protruding part, and when a workpiece is carried on the carrying table, the protruding part is attached to the periphery of a to-be-detected position of the workpiece; a detection cavity is formed between the workpiece and the sealing element, a first passage and a second passage are arranged on the carrying table and are both communicated between the detection cavity and the outside, the first passage is communicated with a water source and an air source, the water source injects water into the first passage, the air source inflates the first passage, and a valve is arranged on the second passage. The valve is configured to communicate or close the second channel, the pressing plate