保定检查井钢模具厂

Summary of 1. plastic inspection wells for drainage

1.1 排水用塑料检查井的定义

Definition of 1.1 plastic inspection wells for drainage

排水用检查井是城市地下排水排污管道系统中连接管道的井状构筑物，设置在管道交汇处、转弯处、管径或坡度改变处、跌水的地方或直线管段上每隔一定距离处，是管网系统检查和疏通、防止管道堵塞的必要设施，在管网系统不可或缺。

Drainage inspection well is the city underground drainage well shaped pipeline to connect the pipeline system in the building, set in the pipeline interchange, turning diameter, or change, or the local slope straight pipe section on every drop at a certain distance, is a network system to check and prevent blockage of the pipeline dredge and necessary facilities, in an network system.

排水用塑料检查井指采用高分子材料制成，用于排水排污的检查井。它属于预制井，替代传统的砖砌检查井，通常由井盖、井筒、偏置收口、井座以及相关配件组合而成。井座是塑料检查井的核心部件。图1、图2分别是建筑小区排水用塑料检查井和市政排水用塑料检查井示意图。

A plastic inspection well for drainage, which is made of high molecular material and used to drain sewage. It belongs to the prefabricated wells, to replace the traditional brick inspection wells, usually composed of a manhole cover, shaft, shaft offset closing, and related parts assembly. The well is the core part of the plastic inspection well. Figures 1 and 2 are the schematic diagrams of plastic inspection wells for the drainage of buildings and plastic inspection wells for municipal drainage.