Right-angle baffle with insulated right side

The invention provides a right-angle baffle with an insulated right side, comprising a base baffle and an upright baffle, wherein the left edge of the base baffle is connected with the right edge of the upright baffle; the upright baffle is vertical to the base baffle and is upright upwards; the bottom edge of the base baffle is provided with a gap which extends upwards and is fitted with an arrester; a movable insulating sheet is arranged above the opening area of the gap; the movable insulating sheet can movably cover an area above the opening of the gap or move away from the area; a position close to the left side of the base baffle is fixed on one end of an insulated handle and the other end of the insulated handle is arranged at the outside of the bottom edge of the base baffle; and the base baffle and the upright baffle are made from insulating materials. During the right-angle baffle with an insulated right side carries out insulation measures on the arrester at the right edge,the operations are conven