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Septic tank drainage pipe is an important part of the septic tank system. It is responsible for discharging the water after the septic tank treatment. Septic tanks are usually composed of several interconnected pools, each of which has its specific functions. The main function of the septic tank is to treat domestic sewage through physical and biological processes, including the removal of solid pollutants and anaerobic digestion. This process includes the sedimentation of sewage, the separation of solids and liquids, and the digestion of sludge.
Function
The septic tank is a device for treating domestic wastewater. Through chemical reactions and biological decomposition, organic matter is converted into harmless substances to achieve the purpose of purifying water quality. The role of the septic tank drainage pipe is mainly reflected in the following aspects:
1. Treatment of domestic wastewater: Septic tanks can initially treat various domestic wastewater from households, including sewage generated by laundry, bathing, kitchen washing, etc. These wastewaters are treated by sedimentation and anaerobic digestion in the septic tank to remove solid impurities and harmful substances and reduce pollution to the environment.
2. Prevent direct discharge of sewage: If untreated domestic wastewater is discharged directly, it will cause serious pollution to the environment and even cause disease transmission. Septic tanks can reduce the direct entry of pollutants into sewers or outdoors by pre-treating wastewater, protect water bodies from pollution, and reduce the burden on the environment.
3. Save water resources: Treated wastewater can be used for agricultural irrigation, plant watering, and other purposes, thereby saving water resources. This not only reduces water costs, but also helps to improve the fertility of the land, and has a certain promoting effect on agricultural production.
Septic tank drainage pipe mainly includes
Inlet pipe: Introduce domestic sewage or seepage water into the septic tank for treatment.
Outlet pipe: Discharge water treated by the septic tank, usually connected to the municipal drainage system or used for irrigation and other purposes.
Inflatable pipe: Used to collect combustible gases generated in the septic tank, usually located at the top of the septic tank.
Installation precautions
The size and location of the inlet and outlet pipes should be determined according to the design and installation guidelines of the septic tank to ensure that the water flow can enter and discharge smoothly.
The outlet pipe should be connected to the municipal drainage system or an appropriate discharge point to avoid pollution to the environment.
The installation of the inflation pipe should ensure safety and prevent gas leakage. At the same time, ventilation should be considered to avoid safety hazards caused by methane accumulation.
Material selection
Septic tank drainage pipe is recommended to use PVC material. PVC pipes are very suitable for septic tank drainage due to their unique advantages, such as good chemical resistance and corrosion resistance, high hardness, light weight, easy installation and maintenance, good environmental performance and good plasticity. These characteristics enable PVC pipes to effectively discharge liquids in septic tanks, while having good durability and long service life, meeting environmental protection requirements, and are ideal for septic tank drainage pipes.
