Collection device of carbon disulfide storage tank

The utility model provides a collection device of a carbon disulfide storage tank. The top end of a collection storage tank (6) is provided with an upper pipe (2). Sight glass (3) is arranged on the collection storage tank (6). The middle lower portion of the collection storage tank (6) is provided with a floating ball valve I (1). The floating ball valve I (1) is connected with a tap water inlet pipe (8). The bottom of the collection storage tank (6) is provided with a floating ball valve II (4). The floating ball valve II (4) is connected with a check valve (5) through a lower pipe (9). A warehouse return storage tank (7) is arranged behind the check valve (5). By means of the collection device, the harm to bodies of staff is reduced to a certain degree, the defect that materials are wasted is overcome, the device is compact in structure, easy to operate and low in cost, meanwhile airtight operation in the whole process is achieved, and losses of carbon dioxide are reduced to the maximum degree.