| 摘要 |
An embodiment of the present invention provides a vent stack having a cover for improving a supporting force. The vent stack having a cover includes a stack which is installed on the a gas pipe and forms the discharge flow path of a gas; a discharge cover part which is formed in the upper part of the stack, is combined with a wire, and controls the opening/closing of the stack; a rotation support part which supports the rotation of the discharge cover part; a vertical guide pipe which is supported by a pipe bracket installed in a lengthwise direction at regular intervals, and forms the vertical moving path of the wire; a lower wire roller part which is formed in the lower part of the stack and changes the direction of the wire which is vertically discharged to the outlet of the vertical guide pipe in a horizontal direction; and a cover control part which is formed on a side of the lower wire roller part and controls the opening/closing of the discharge cover part by controlling the winding and releasing of the wire. |
