Sampling device for sewage treatment and detection

The utility model relates to the technical field of sewage monitoring and sampling, in particular to a sampling device for sewage treatment and detection, which comprises an extraction device, the extraction device comprises a first water pump, a second water pump and a third water pump, a collection seat is arranged on the extraction device, a base is arranged on the bottom surface of the extraction device, and a first support, a second support and a supporting shaft are arranged on the base. A general control device is arranged on one side of the second support, a motor is arranged at the top end of the general control device, a transmission shaft is arranged at one end of the motor, and a sampling hose is arranged at the top end of the collection base. The utility model provides a sampling device for sewage treatment and detection, which can be used for collecting samples at different depths, is convenient to recycle by a water pumping pipe after collection is finished, and can be used for carrying out sep