On-line quantitative testing device for gas production of soft package battery

• Main Authors: WANG WEI, LOU YONGGANG, ZHANG QIAOLING, SUN GUANGZHONG
• Format: Patent
• Language: Chinese; English
• Published: 24.03.2023
• Subjects: MEASURING; MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES; MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUIDLEVEL; METERING BY VOLUME; PHYSICS; TESTING

The utility model discloses an on-line quantitative testing device for gas production of a soft package battery. The on-line quantitative testing device comprises a battery cell testing clamp, a gas production output assembly, a guide pipe and a gas production measuring assembly which are connected in sequence, the battery cell test clamp comprises two aluminum plates connected through a fastening bolt, a battery cell is clamped between the two aluminum plates, pre-tightening force applied to the two sides of the battery cell is adjusted through the fastening bolt, and a round hole is formed in the center of one aluminum plate. The produced gas output assembly comprises a sealing cap tightly attached to the surface of the battery cell and a bent pipe connected with the sealing cap, and the other end of the bent pipe penetrates through the round hole of one aluminum plate to be connected with the guide pipe; the gas production measuring assembly comprises a measuring hose connected with the guide pipe and a ga