Exhaust structure of vortex vacuum pump

The utility model discloses an exhaust structure of a vortex vacuum pump. The exhaust structure comprises an air outlet box, the bottom of the air outlet box communicates with a vacuum pump inner cavity through an air outlet pipe. The top end of the air outlet pipe communicates with a first exhaust pipe. The air outlet pipe is fixedly sleeved with a fixing frame. The air outlet box is filled with a sound insulation felt; the top end of the first exhaust pipe communicates with an air outlet pipe. A second exhaust pipe is arranged in the air outlet pipe; an exhaust port is formed in the top end of the second exhaust pipe; the bottom end of the second exhaust pipe is communicated with the first exhaust pipe; and a sealer is arranged in the first exhaust pipe. The reset valve is good in reset effect and high in sealing performance. 本实用新型公开了一种涡旋真空泵的排气结构，包括出气箱；所述出气箱底部通过出气管连通真空泵内腔；所述出气管的顶端连通一号排气管；所述出气管上固定套接有固定架；所述出气箱内部填充有隔音毡；所述一号排气管的顶端连通出气管；所述出气管内部设有二号排气管；所述二号排气管的顶端设有排气口；所述二号排气管的底端连通一号排气管；所述一号排气管内部设有密封器。本实用新型复位效果好，密