Liquid injection device for production of self-closed soft package polymer lithium battery

• Main Authors: XUN YU, SHANG YATING, YU CHAOMING
• Format: Patent
• Language: Chinese; English
• Published: 05.05.2023
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

The utility model discloses a liquid injection device for producing a self-closed soft package polymer lithium battery, which comprises an accommodating tank body, a feeding channel, a discharging through hole and a distance measuring sensor, the upper end of the accommodating tank body is provided with the feeding channel in a penetrating manner, and the lower end of the accommodating tank body is provided with a liquid discharging channel; a reserved supporting piece is fixedly connected to the inner end of the containing tank body, a guide groove is formed in the upper end of the reserved supporting piece, and the reserved supporting piece is in butt joint with a reserved floating block through the guide groove. According to the liquid injection device for production of the self-closed type soft package polymer lithium battery, the self-moving movable sealing piece is arranged, and along with continuous increase of the capacity of liquid stored in the device, the reserved floating block making contact with