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(1) Classification and composition of drainage systems

Drainage systems usually consist of the following components:

1. Sanitary utensils: including wash basin, hand washing medicine water equipment basin, wash basin, wash basin, dish basin, bathtub, mop basin, large food water equipment toilet, urinal basin, floor drain, etc.

2. Drainage pipes: including apparatus drainage pipes, branch pipes, risers, buried main underground pipes, outdoor drainage pipes, ventilation pipes and their connecting parts.

(2) Sewage pumping and treatment equipment

Commonly used pumping equipment is sewage pump, submersible pump, jet pump, hand pump and pneumatic water conveyor.

In cities with sewage treatment plants, domestic or harmful industrial wastewater can be discharged only after partial treatment. There are several ways of treatment as follows:

1. Septic tanks:

2. Reclaimed waterway system: Reclaimed waterway is a technical measure to reduce the investment of water supply and drainage projects in municipal construction, improve environmental hygiene and ease the shortage of water supply in cities. The water reused after the treatment of wastewater can not be used for drinking. It can only be used for flushing toilets, cars or fire fighting. In setting up the reclaimed water system, the reclaimed water facilities, such as purification pool, disinfection pool and water treatment equipment, should be built in accordance with the regulations.

Author: Hangzhou Water Shield Technology Co., Ltd.

Website: http://www.zjhzsd.com/

Key words: pharmaceutical pure water equipment, chemical industry water equipment, food water equipment