We all know that the installation of ventilation duct can achieve the effects of ventilation and dust removal. Among them, the ventilation is mainly completed by spiral ventilation duct, and its ventilation effect is obvious. Of course, in corrosive and particularly humid fields, we should choose stainless steel spiral ventilation pipes.

1.依據(jù)所需裝置通風管道的場所構(gòu)造及環(huán)境，停止通風管道設(shè)計，確保通風管道的適用性。

1. Stop the design of ventilation duct according to the site structure and environment of ventilation duct required to ensure the applicability of ventilation duct.

2.普通送排風系統(tǒng)和空調(diào)系統(tǒng)的通風管道裝置,需在建筑物的屋面做完,裝置部位的障礙物已涪理潔凈的條件下停止。

2. The ventilation duct installation of ordinary air supply and exhaust system and air conditioning system shall be completed on the roof of the building and stopped when the obstacles at the installation part have been cleaned.

3.普通陳塵系統(tǒng)通風管道裝置,需在廠房內(nèi)與風管有關(guān)的工藝設(shè)備裝置終了,設(shè)備的接收或吸、排塵罩位置已定的條件下停止。

3. The ventilation duct device of ordinary dust system shall be stopped when the process equipment related to the air duct in the plant is completed and the position of equipment receiving or dust suction and exhaust hood has been determined.

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4.施工準備工作已做好,如施工工具、吊裝機械設(shè)備、必要的腳手架或升降裝置平臺已完備施工用科已能滿足請求。

4. Construction preparations have been made, such as construction tools, hoisting machinery and equipment, necessary scaffolds or lifting device platforms have been completed, and the construction department has been able to meet the requirements.

5.與土建施工親密配合.應預圖的裝置孔洞,預埋的支架構(gòu)件均已完好,并經(jīng)檢查契合設(shè)計請求。

5. Cooperate closely with civil construction The device holes and embedded support components in the pre drawing have been intact and checked to meet the design requirements.

6.通風及空調(diào)系統(tǒng)管路組成的各種通風管道、部件、配件均已加工終了,并經(jīng)質(zhì)量檢查合格。

6. Various ventilation pipes, components and accessories composed of ventilation and air conditioning system pipelines have been processed and passed the quality inspection.

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