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Fabrication and installation method of ventilation duct:

1、管道安裝準(zhǔn)備工作,管道在安裝前應(yīng)對(duì)其除塵,保證管道內(nèi)外表面整潔,管道在安裝前應(yīng)檢查其平整和水平度,經(jīng)監(jiān)理或甲方認(rèn)可并填寫有關(guān)驗(yàn)收資料后方可安裝。管道吊裝前先要核對(duì)現(xiàn)場(chǎng)結(jié)構(gòu)預(yù)留孔洞的位置、尺寸、標(biāo)高,并將風(fēng)管內(nèi)外擦拭干凈,嚴(yán)防施工中的垃圾 管道中,安裝部位的障礙物要清理。

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、通風(fēng)管道及部件的安裝方法及要求

2. Installation methods and requirements of ventilation pipes and components

管道和配件可拆卸的接口,不得裝設(shè)在墻和走道樓板內(nèi)。支、吊、托架的預(yù)埋件或膨脹螺栓,位置應(yīng)準(zhǔn)確、牢固可靠,埋入部分不得油漆,并應(yīng)支除油污。不保溫支、吊、托架間距無(wú)設(shè)計(jì)要求應(yīng)遵照下列執(zhí)行。水平安裝:風(fēng)管直徑或大邊長(zhǎng)小于40mm,間距<=4m;大于或等于400mm,則間距≤3m。垂直安裝:間距<=4m但每根立管的固定件應(yīng)大于等于2個(gè)。保溫管應(yīng)符合設(shè)計(jì)要求。支、吊、托架不得設(shè)置在風(fēng)口、閥門、檢視門外。吊架不得直接吊在法蘭上,并在適當(dāng)處設(shè)防止擺動(dòng)的固定點(diǎn)。防火閥、電動(dòng)風(fēng)閥等部件安裝處單獨(dú)設(shè)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.

法蘭的墊料厚度為3—5mm,塑料不得凸入管內(nèi)。連接法蘭的螺栓。其螺母應(yīng)在同一側(cè),材質(zhì)按設(shè)計(jì)要求進(jìn)行。風(fēng)管水平安裝,水平度應(yīng)<=3/1000,總偏差應(yīng)<=20mm。風(fēng)管垂直安裝,垂直度應(yīng)<=2/1000,總偏差應(yīng)<=20mm。人防出墻風(fēng)管按人防要求作坡度。風(fēng)管的閥類調(diào)節(jié)部門應(yīng)安裝在便于操作的部位,閥板應(yīng)順氣流方向插入,防火閥安裝位置應(yīng)正確,易熔件應(yīng)在系統(tǒng)安裝后裝入。各類風(fēng)口安裝應(yīng)平整,位置準(zhǔn)確。轉(zhuǎn)運(yùn)部分應(yīng)靈活,與風(fēng)管連接應(yīng)牢固。柔性短管安裝松緊適當(dāng),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.

通過(guò)上文的介紹,相信大家對(duì)于通風(fēng)管道安裝有了一定的了解決,重慶科新通風(fēng)設(shè)備有限公司,在選購(gòu)時(shí)注意選擇正規(guī)公司即可,另外,在安裝時(shí),一定要了解要求,及安裝方法,這樣才能更好的操作,這樣才能保證工程的質(zhì)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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