External heat exchange type multi-point pulse water distribution device

The utility model relates to the technical field of wastewater hydrolytic acidification and anaerobic biochemical treatment, in particular to an external heat exchange type multipoint pulse water distribution device. Which comprises a water distribution tank on which the external heat exchange type multi-point pulse water distribution device is positioned, and is characterized by further comprising a pulse water distribution pipe, a siphon, an annular siphon auxiliary pipe, a water distribution tank, an adjusting valve, a steam spiral coil and a water distribution pipe bracket, a pulse water distribution pipe is arranged on the water distribution pipe support, a siphon pipe is arranged in the sewage pipe below the pulse water distribution pipe, the siphon pipe is communicated with the pulse water distribution pipe through an annular siphon auxiliary pipe, and a steam spiral coil pipe is arranged on the pulse water distribution pipe. According to the utility model, a heating device and a pulse water distributi