Slurry discharge valve device, stirring cup device and food processor

The invention discloses a slurry discharge valve device, a stirring cup device and a food processor, and the slurry discharge valve device comprises a support assembly, a driving assembly, a discharge pipe and a valve core. The driving assembly is installed on the support assembly. The discharging pipe is installed on the support assembly, the discharging pipe is provided with a feeding port, a discharging port and a discharging channel communicating with the feeding port and the discharging port, the feeding port is used for being in butt joint with a discharging port in external equipment, the discharging pipe is further provided with an installation port communicating with the discharging channel, and the valve element is installed on the installation port and is in transmission connection with the driving assembly; the valve element is driven by the driving assembly to be switched between an expansion state and a contraction state, in the expansion state, the valve element makes contact with the inner wal