Immersion electric shock prevention arc extinguishing protector

The arc extinguishing protector comprises a protector base, the inner side of the protector base is provided with a sealing groove, the inner side of the sealing groove is detachably provided with a sealing mechanism, the sealing mechanism comprises a composite sealing plate, and the bottom surface of the composite sealing plate is fixedly connected with a rubber bottom plate. The width of the rubber bottom plate is larger than that of the composite sealing plate, a wiring hole is formed in one side of the sealing groove, and a threading hole is formed in one side of the composite sealing plate; according to the scheme, the inner side of the sealing groove is sealed through the effect of the sealing mechanism, mutual cooperation of the rubber bottom plate and the composite sealing plate and the elastic effect of rubber, so that the whole protector can be sealed when the rubber bottom plate and the composite sealing plate are located on the inner side of the sealing groove; due to the annular design of the rub