Fabrication and installation method of ventilation duct:

1、管道安装准备工作,管道在安装前应对其除尘,保证管道内外表面整洁,管道在安装前应检查其平整和水平度,经监理或甲方认可并填写有关验收资料后方可安装。管道吊装前先要核对现场结构预留孔洞的位置、尺寸、标高,并将风管内外擦拭干净,严防施工中的垃圾 管道中,安装部位的障碍物要清理。

1. For the preparation of pipeline installation, the dust shall be removed before the installation of the pipeline to ensure that the internal and external surfaces of the pipeline are clean. The flatness and levelness of the pipeline shall be checked before installation. The pipeline can be installed only after it is approved by the supervisor or Party A and relevant acceptance data are filled in. Before pipe hoisting, the position, size and elevation of the reserved holes in the site structure shall be checked, and the inside and outside of the air duct shall be wiped clean to prevent the obstacles in the garbage pipeline and the installation part from being cleaned.

2、通风管道及部件的安装方法及要求

2. Installation methods and requirements of ventilation pipes and components

管道和配件可拆卸的接口,不得装设在墙和走道楼板内。支、吊、托架的预埋件或膨胀螺栓,位置应准确、牢固可靠,埋入部分不得油漆,并应支除油污。不保温支、吊、托架间距无设计要求应遵照下列执行。水平安装:风管直径或大边长小于40mm,间距<=4m;大于或等于400mm,则间距≤3m。垂直安装:间距<=4m但每根立管的固定件应大于等于2个。保温管应符合设计要求。支、吊、托架不得设置在风口、阀门、检视门外。吊架不得直接吊在法兰上,并在适当处设防止摆动的固定点。防火阀、电动风阀等部件安装处单独设吊支架。

Removable interfaces of pipes and fittings shall not be installed in walls and walkway floors. The position of embedded parts or expansion bolts of supports, hangers and brackets shall be accurate, firm and reliable. The embedded parts shall not be painted, and the oil stain shall be removed. There are no design requirements for the spacing of non insulated supports, hangers and brackets, and the following shall be followed. Horizontal installation: the diameter or large side length of air duct is less than 40mm, and the spacing is < = 4m; If it is greater than or equal to 400mm, the spacing is ≤ 3M. Vertical installation: the spacing is < = 4m, but the fixed parts of each riser shall be greater than or equal to 2. The insulation pipe shall meet the design requirements. The support, hanger and bracket shall not be set outside the air outlet, valve and inspection door. The hanger shall not be directly hung on the flange, and fixed points to prevent swing shall be set at appropriate places. The installation of fire damper, electric air valve and other components shall be separately provided with lifting support.

法兰的垫料厚度为3—5mm,塑料不得凸入管内。连接法兰的螺栓。其螺母应在同一侧,材质按设计要求进行。风管水平安装,水平度应<=3/1000,总偏差应<=20mm。风管垂直安装,垂直度应<=2/1000,总偏差应<=20mm。人防出墙风管按人防要求作坡度。风管的阀类调节部门应安装在便于操作的部位,阀板应顺气流方向插入,防火阀安装位置应正确,易熔件应在系统安装后装入。各类风口安装应平整,位置准确。转运部分应灵活,与风管连接应牢固。柔性短管安装松紧适当,不得扭曲。

The thickness of flange gasket is 3-5mm, and the plastic shall not protrude into the pipe. Bolts connecting flanges. The nut shall be on the same side and the material shall be in accordance with the design requirements. The air duct shall be installed horizontally, the levelness shall be < = 3 / 1000, and the total deviation shall be < = 20mm. The air duct shall be installed vertically, the perpendicularity shall be < = 2 / 1000, and the total deviation shall be < = 20mm. The air duct out of the wall of civil air defense shall be sloped according to the requirements of civil air defense. The valve regulating Department of the air duct shall be installed at the position convenient for operation, the valve plate shall be inserted along the air flow direction, the installation position of the fire damper shall be correct, and the fusible parts shall be installed after the installation of the system. The installation of various air outlets shall be flat and accurate. The transfer part shall be flexible and firmly connected with the air duct. The flexible short pipe shall be installed with proper tightness and shall not be twisted.

通过上文的介绍,相信大家对于通风管道安装有了一定的了解决,重庆科新通风设备有限公司,在选购时注意选择正规公司即可,另外,在安装时,一定要了解要求,及安装方法,这样才能更好的操作,这样才能保证工程的质量度。

Through the above introduction, I believe you have some solutions for the installation of ventilation pipes. Chongqing Kexin ventilation equipment Co., Ltd. should pay attention to selecting a regular company when purchasing. In addition, during installation, we must understand the requirements and installation methods, so as to better operate and ensure the quality of the project.

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The above is Jinan ventilation duct http://www.jntfgd.co./Thank you for checking the information of our company in your busy schedule. If you want to know more, you are welcome to call for consultation!