Novel waterproof breathable explosion-proof valve and battery pack box

• Main Authors: ZHONG YUANHUI, NING KAI
• Format: Patent
• Language: Chinese; English
• Published: 24.05.2024
• Subjects: ACTUATING-FLOATS; BASIC ELECTRIC ELEMENTS; BLASTING; COCKS; DEVICES FOR VENTING OR AERATING; ELECTRICITY; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY; TAPS; THERMAL INSULATION IN GENERAL; VALVES; WEAPONS

The utility model discloses a novel waterproof breathable explosion-proof valve and a battery pack box, and relates to the technical field of safety valves. The novel waterproof breathable explosion-proof valve comprises a valve seat, a gland and an elastic piece, the valve seat comprises a breathable film, a valve piece, a seat body and a piston. A channel is formed in the seat body, the valve part is arranged on one side of the channel and can seal one end of the channel, and the piston is arranged on the side, away from the channel, of the valve part. A through opening is formed in the piston, and the breathable film is arranged at the through opening and can absorb moisture; when pressure difference occurs on the two sides of the valve part, the valve part can be opened to communicate the channel with the through opening; the gland is connected with the seat body; two ends of the elastic piece are respectively connected with the gland and the piston. According to the novel waterproof breathable explosion-