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通风风管安装时应注意的问题是

网址:www.tongfengguan.net.cn  2021-02-05  作者:admin    阅读:

通风风管安装时应注意的问题是:
During the installation of ventilation duct, attention shall be paid to the following problems:
1,通风风管安装在支架上,应设托座。
1. The ventilation air duct shall be installed on the bracket, and the bracket shall be set.
2,通风风管如有穿出屋面外部分,应设置防雨罩。
2. If the ventilation duct passes through the outer part of the roof, a rainproof cover shall be provided.
3,通风风管采用无法兰连时,接口处应严密牢固。通风风管连接两平面应平直,不得错位及扭曲。
3. When the ventilation air pipe cannot be connected in LAN, the interface shall be tight and firm. The two connecting planes of the ventilation duct shall be straight, without dislocation and distortion.
4,输送易产生冷凝水的通风风管,安装应设计坡度。通风风管底部不能有纵向的接缝,  如必须有接缝,则应采用密封方式。
4. The installation of ventilation air duct that is easy to produce condensate shall be designed with gradient. There shall be no longitudinal joint at the bottom of the ventilation duct. If there must be a joint, it shall be sealed.
通风管道安装完毕后,应进行严密性试验。通风管道的制作、安装、检验和试验,是一个连贯的工程,做到安全适用,经济合理,方便施工,确保通风管道的工程质量。
After the installation of ventilation pipes, tightness test shall be carried out. The manufacture, installation, inspection and test of ventilation pipes are a continuous project, which is safe and applicable, economical and reasonable, convenient for construction and ensures the engineering quality of ventilation pipes.

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