专注通风管道加工·排烟罩

　　What is the main construction scheme of spiral air duct? Do you understand? Let's introduce it to you.

　　1、拆除原有非金属风管，并拆除原有风管支架.并对所拆除管道及吊件进行搬迁及放置。

　　1. Remove the original non-metallic air duct, remove the original air duct support, and remove and place the removed pipes and hangers.

　　2、对拆除现场进行放样。根据设计图纸尺寸进行相关的放样，如图纸有相关的尺寸或者其他缺陷，再与甲方进行相关的沟通。

　　2. Set out the demolition site. Relevant lofting shall be carried out according to the dimensions of the design drawings. If there are relevant dimensions or other defects in the drawings, then relevant communication shall be carried out with Party A.

　　3、支架吊装。支架安装除图纸上除有注明夕卜其余均按《通风工程施工与质量验收标准》相关标准进行安装。

　　3. Support hoisting. The support installation shall be carried out in accordance with the relevant standards of ventilation engineering construction and quality acceptance standard unless otherwise indicated on the drawings.

　　4、螺旋风管安装。螺旋风管安装时将严格按照《通风工程施工与质量验收标准》相关标准进行安装。

　　4. Spiral air duct installation. The spiral air duct shall be installed in strict accordance with the relevant standards of ventilation engineering construction and quality acceptance standard.

　　5、螺旋风管的连接。螺旋风管之闻的连接采用法兰连接.具体的连接方式均按图纸上所设计的要求及《通风工程施工与质量验收标准》相关标准进行安装。

　　5. Connection of spiral duct. Flange connection shall be adopted for the connection of spiral air duct. The specific connection mode shall be installed according to the design requirements on the drawings and relevant standards of ventilation engineering construction and quality acceptance standard.

　　6、风管水平安装及垂直安装时整体水平及垂直度均按照《通风工程施工与质量验收标准》相关标准进行安装。

　　6. During horizontal and vertical installation of air duct, the overall level and perpendicularity shall be installed in accordance with relevant standards of ventilation engineering construction and quality acceptance standard.

　　7、法兰及安装支架或相关的安装辅件将严格设计图纸上相关规格及要求进行制作。图纸如无体现，将严格相关条例进行制作。

　　7. Flange, mounting bracket or relevant installation accessories shall be made in strict accordance with relevant specifications and requirements on the design drawings. If the drawings are not reflected, they will be produced in strict accordance with the relevant national regulations.

　　有关螺旋风管、镀锌风管济南排烟罩等方面的问题请及时联系我们，我们恭候您的光临：http://www.jnqsg.com/

　　Please contact us in time for questions about spiral air duct, galvanized air duct Jinan smoke hood and so on. We are looking forward to your visit: http://www.jnqsg.com/