Battery liquid injection hole dry ice cleaning device, protection plate and cleaning system

• Main Authors: LI BAODE, DING HAOPENG, YU LIWEI, ZHU PENG, ZHANG ZHIXIAN
• Format: Patent
• Language: Chinese; English
• Published: 22.03.2024
• Subjects: CLEANING; CLEANING IN GENERAL; PERFORMING OPERATIONS; PREVENTION OF FOULING IN GENERAL; TRANSPORTING

The utility model discloses a battery liquid injection hole dry ice cleaning device, a protection plate and a cleaning system. The battery liquid injection hole dry ice cleaning device comprises a dry ice spraying nozzle internally provided with a dry ice spraying channel, a dry ice inlet is formed in the upper end of the dry ice spraying nozzle, a dry ice outlet is formed in the lower end opposite to the dry ice inlet, a protective gas spraying nozzle is coaxially arranged on the outer side of the dry ice spraying nozzle, and the protective gas spraying nozzle is communicated with the dry ice spraying channel. A protective gas spraying channel is formed between the protective gas spraying nozzle and the dry ice spraying nozzle, and the protective gas spraying nozzle is provided with a protective gas inlet. According to the battery liquid injection hole dry ice cleaning device, the protection plate and the cleaning system, dry ice is sprayed to the liquid injection hole at a high speed, electrolyte residues o