A condenser for a drying apparatus, the condenser comprising a body and a cooling water pipe, and a water outflow end of the cooling water pipe being in communication with a hollow chamber formed inside the body, wherein an upper part of the body is provided with an air outlet and a lower part of the body is provided with an air inlet, and wherein a top of the hollow chamber communicates with the air outlet, a bottom of the hollow chamber communicates with the air inlet, wherein a front side wall of the hollow chamber is provided with a first arc-shaped structure, a second arc-shaped structure and a flow splitting structure located between the first arc-shaped structure and the second arc-shaped structure; the air inlet is provided on a rear side wall of the hollow chamber, characterized in that the flow splitting structure is opposite to the air inlet; both a left side wall and a right side wall of the hollow chamber are configured to be arc-shaped, two ends of the left side wall are smoothly connected with the first arc-shaped structure and the rear side wall respectively, and two ends of the right side wall are smoothly connected with the second arc-shaped structure and the rear side wall respectively; the flow splitting structure is arranged to be capable of splitting a gas entering from the gas inlet into a first gas flow and a second gas flow, and is arranged to enable the first gas flow and the second gas flow to enter the first arc-shaped structure and the second arc-shaped structure substantially in a tangential direction of the first arc-shaped structure and a tangential direction of the second arc-shaped structure respectively, thereby enabling the first gas flow to rise centrifugally and rotationally along the first arc-shaped structure, the left side wall and a left part of the rear side wall, and enabling the second gas flow to rise centrifugally and rotationally along the second arc-shaped structure, the right side wall and a right part of the rear side wall. wherein an upper part of the body is provided with an air outlet and a lower part of the body is provided with an air inlet, and wherein a top of the hollow chamber communicates with the air outlet, a bottom of the hollow chamber communicates with the air inlet, wherein a front side wall of the hollow chamber is provided with a first arc-shaped structure, a second arc-shaped structure and a flow splitting structure located between the first arc-shaped structure and the second arc-shaped structure; the air inlet is provided on a rear side wall of the hollow chamber, characterized in that the flow splitting structure is opposite to the air inlet; both a left side wall and a right side wall of the hollow chamber are configured to be arc-shaped, two ends of the left side wall are smoothly connected with the first arc-shaped structure and the rear side wall respectively, and two ends of the right side wall are smoothly connected with the second arc-shaped structure and the rear side wall respectively; the flow splitting structure is arranged to be capable of splitting a gas entering from the gas inlet into a first gas flow and a second gas flow, and is arranged to enable the first gas flow and the second gas flow to enter the first arc-shaped structure and the second arc-shaped structure substantially in a tangential direction of the first arc-shaped structure and a tangential direction of the second arc-shaped structure respectively, thereby enabling the first gas flow to rise centrifugally and rotationally along the first arc-shaped structure, the left side wall and a left part of the rear side wall, and enabling the second gas flow to rise centrifugally and rotationally along the second arc-shaped structure, the right side wall and a right part of the rear side wall.