Magnetic breathable anti-explosion valve device

The utility model relates to a magnetic force type breathable anti-explosion valve device which comprises an anti-explosion valve body which is fixed on a battery pack and is hollow inside. The lower magnet ring is fixed in the explosion-proof valve body; the movable gas cover covers the explosion-proof valve body and comprises an upper magnet ring capable of forming magnetic force with the lower magnet ring, a push rod connected with the upper magnet ring, and a waterproof gas-permeable membrane which covers a hole channel of the movable gas cover and allows gas in a battery pack to pass through; the movable air cover tightly presses the anti-explosion valve body through the magnetic force of the upper magnet ring and the lower magnet, and the sealing effect is achieved. Compared with the prior art, the utility model has the advantages of safety, reliability, good stability, diversified functions of ventilation, dust prevention, water prevention, pollution prevention and the like, and the like. 本实用新型涉及一种磁力式透