Air-tight door with good air-tight effect

The utility model discloses an air-tight door with a good air-tight effect, which comprises a door, a door frame and a sealing piece, and is characterized in that guide grooves are arranged above and below the door frame, and guide mechanisms are arranged on the top surface and the bottom surface of the door and are connected with the corresponding guide grooves in a sliding manner; the middle of each guide groove is of an inclined structure, and the door slides in the guide grooves through the guide mechanisms. The sealing piece is installed on the periphery of the face, facing the interior of a room, of the door, and a protective sleeve pressed by the sealing piece in a contact mode when the door is closed is further pasted on the periphery of the door frame. The sealing structure is simple in structure and good in sealing effect. 本实用新型公开了一种气密效果好的气密门，包括门、门框和密封件，其特征在于：所述门框上下方均设有导向槽，所述门的顶面和底面均安装有导向机构与相应导向槽滑动连接；所述每一导向槽中部为倾斜结构，所述门通过导向机构在导向槽内滑动；所述密封件安装在门朝向室内一面的四周，门框四周还粘贴有在门闭合时被密封件接触压住的防护套。本实用新型结构简单、气密效果好。