Siphon device for sewage

• Main Author: ZHANG GUANGJU
• Format: Patent
• Language: Chinese; English
• Published: 30.08.2022
• Subjects: BLASTING; HEATING; LIGHTING; MECHANICAL ENGINEERING; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BYUSING INERTIA OF FLUID TO BE PUMPED; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS; SEPARATION; SIPHONS; TRANSPORTING; WEAPONS

The utility model discloses a sewage siphoning device which comprises a vacuum pump, a first electromagnetic valve, a second electromagnetic valve, a timing switch and a spring, the first electromagnetic valve is arranged on the outer side of the vacuum pump, the second electromagnetic valve is arranged on the outer side of a sewage collecting box, and the timing switch is installed on the first electromagnetic valve. A vacuum pipe is connected to the outer side of the vacuum pump, a connecting frame is arranged on the filter pipe, a filter screen is arranged on the filter pipe, a moving rod is arranged on the water inlet, a limiting rod is connected to the outer side of the moving rod, and a spring is installed in the water inlet. According to the sewage siphoning device, sewage is siphoned to the water storage chamber through the pressure difference between the vacuum generated by the vacuum pump and the atmospheric pressure, the vacuum pump is prevented from making contact with the sewage, and therefore th