通風(fēng)管道與附件的裝置的特點

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1、 在一道密閉閥門工程口部的管道與配件,應(yīng)選用厚2~3mm的鋼板焊接制造.其焊縫應(yīng)飽滿、均勻、緊密.

1, in the first closed valve to the Engineering Department of the pipe and fittings, should be used thick 2~3mm steel plate welding, welding seam should be full, uniform, tight

2、染毒區(qū)的通風(fēng)管道應(yīng)選用焊接銜接.通風(fēng)管道與密閉閥門應(yīng)選用帶密封槽的法蘭銜接,其觸摸應(yīng)平坦;法蘭墊圈應(yīng)選用整圈無接口橡膠密封圈.

2. The ventilation duct in the contaminated area shall be welded and connected. The ventilation pipe and the sealed valve shall be connected with flanges with sealing grooves. The touch shall be flat. The flange gasket shall be made of a whole circle without interface rubber sealing ring

3、 主體工程內(nèi)通風(fēng)管與配件的鋼板厚度應(yīng)契合規(guī)劃請求.

3. The thickness of the steel plate of the ventilation pipe and fittings in the main project shall be consistent with the plan request

當(dāng)規(guī)劃無具體請求時.鋼板厚度應(yīng)大于0.75mm.

When planning has no specific request, the steel plate thickness should be greater than 0.75mm.

4、 工程測壓管在防護(hù)密閉門外的一端應(yīng)設(shè)有向下的彎頭;

4. The engineering pressure measuring pipe shall be provided with a downward elbow at one end of the protective airtight door;

另一端宜設(shè)在通風(fēng)機(jī)房或控制室.并應(yīng)裝置球閥.經(jīng)過防毒通道的測壓管,其接口應(yīng)選用焊接.

The other end shall be located in the ventilation room or the control room, and the ball valve shall be installed

5、 通風(fēng)管的測定孔、洗消取樣管應(yīng)與管一起制造.測定孔和洗消取樣管應(yīng)封堵.

5. The measuring hole of the vent pipe and the decontamination sampling tube shall be fabricated together with the tube. The measuring hole and the decontamination sampling tube shall be sealed

6、 通風(fēng)管內(nèi)氣流方向、閥門啟閉方向及開啟度,應(yīng)標(biāo)明明晰、精確.

6, ventilation pipe airflow direction, valve opening and closing direction and opening degree should be marked clear and accurate

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