Novel sealed cabin

The novel sealed cabin is simple in structure and low in production cost, improves sealing performance, increases sealing reliability and reduces potential safety hazards and comprises a cabin body, an air cylinder is fixedly arranged on the outer end face of the cabin body, a through hole is formed in the cabin body, a driving shaft of the air cylinder can penetrate through the through hole, the driving shaft is sleeved with a plurality of packing, and the packing is arranged in the through hole. And an extrusion device for extruding the packing towards the cabin body is arranged on the cabin body. 本实用新型提出一种结构简单、生产成本低，提高密封性能、增加密封可靠性、减少安全隐患的一种新型密封舱，包括舱体，所述舱体的外端面固定设置有气缸，所述舱体上开设有可供气缸的驱动轴穿过的通孔，所述驱动轴上套设有若干盘根，所述舱体上设置有用于将盘根向着舱体挤压的挤压装置。