Simple assembly type arc extinguish chamber

The utility model discloses a simple assembly type arc extinguish chamber, which comprises an integrated flash barrier, a plurality of arc extinguish grid sheets and a gas production cover, the flash barrier comprises side plates and a connecting plate, the front sides of the two side plates form an opening, a space for accommodating the arc extinguish grid sheets is formed between the two side plates, and the gas production cover is arranged on the arc extinguish grid sheets. The inner sides of the two side plates are provided with a plurality of notch grooves arranged along the vertical direction of the side plates, the gas production cover can be inserted into the space between the two side plates from the opening, the gas production cover is provided with an arc extinguishing slit, the left side and the right side of the arc extinguishing slit form insertion parts, the insertion parts are provided with a plurality of guide gaps along the vertical direction, and when the flash barrier is matched with the g