Urban underground drainage pump with regulation and storage facility

• Main Authors: NI HUALONG, ZHANG LILI, ZHU JIAXUAN, YU LING
• Format: Patent
• Language: Chinese; English
• Published: 26.11.2021
• Subjects: BLASTING; HEATING; LIGHTING; MECHANICAL ENGINEERING; NON-POSITIVE DISPLACEMENT PUMPS; POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS; WEAPONS

The invention relates to an urban underground drainage pump with a regulation and storage facility. The urban underground drainage pump comprises a pump body. A water inlet is formed in the outer surface of the left side of the pump body, a water inlet pipe is fixedly connected to the outer surface of the left side of the water inlet, and a scraping mechanism is arranged inside the water inlet pipe. A water outlet is formed in the outer surface of the upper end of the pump body, and a water outlet pipe is fixedly connected to the outer surface of the upper end of the water outlet. The scraping mechanism comprises a circular plate, a scraping ring plate, first sliding blocks, a winding spring, a rotating piece and a first spring. The first sliding blocks are fixedly connected to the outer surface of the upper end and the outer surface of the lower end of the circular plate. According to the urban underground drainage pump, the inner walls of the water inlet pipe and the water outlet pipe can be cleaned, and th