Single-basket carbon dioxide stunning machine

The invention relates to a single-basket carbon dioxide stunning machine which comprises a frame (1) arranged on a carbon dioxide foundation pit and a single pig basket (2) arranged on the frame (1), the pig basket (2) is connected with a chain (3) used for driving the pig basket (2) to move up and down in a reciprocating mode, one end of the chain (3) is connected with the pig basket (2), and the other end of the chain (3) is connected with a balance weight (4). Compared with the prior art, the device has the advantages of being high in stunning efficiency, stable in carbon dioxide concentration, flexible in capacity expansion, high in automation degree, small in pig slaughtering stress and the like. 本发明涉及一种单篮二氧化碳致昏机，包括设置在二氧化碳基坑上的框架(1)和设置在框架(1)上的单个猪篮(2)，猪篮(2)连接有用于驱动其上下往复运动的链条(3)，链条(3)一端连接猪篮(2)，另一端连接配重(4)。与现有技术相比，本发明具有致昏效率高、二氧化碳浓度稳定、产能扩展灵活、自动化程度高、生猪屠宰应激小等优点。