Shenyang ventilation pipeline After installation, cleaning and maintenance shall be carried out after operation. When selecting air ducts, whether it is convenient for cleaning and maintenance is also one of the indicators of air duct selection. Proper maintenance can ensure the normal operation of the air duct and increase the service life of the air duct. Then, how should the vent pipe be cleaned? Overhaul the equipment, clean the air ducts and air inlets and outlets, and check Ventilation duct Whether the connection is reliable; Whether the valve leaks, etc. Clean the ventilation ducts, fans and air inlets and outlets in sections.

In the process of cleaning the air duct, operators are strictly prohibited from entering the air duct for sorting operation. Professional cleaning equipment should be used to effectively transport visible pollutants inside the duct to the designated device. The air with incineration and explosion risk dust discharged from the ventilation duct shall be purified before entering the exhaust fan.

Dust collectors that do not produce sparks shall be selected for dust containing aluminum, magnesium and other dust from simple blasting in the air; If dust and water touch can form explosive mixture, wet dust collector should not be selected. Exhaust fans and dust collectors with blasting risk dust should be arranged in groups, and should be set separately from other general fan dust collectors. When the height of horizontal air duct is more than 2m, the installation personnel shall wear safety belt.

The springboard on the scaffold or mobile support shall be fixed well, and the width of the springboard shall comply with the safety specifications. The installation personnel on the scaffold shall carry a tool bag to prevent the falling of tools or electric drills from hurting people. The adhesive used for the aluminum foil composite insulation air duct must be the special adhesive recognized by the panel manufacturer. If the brand adhesive is purchased separately, the connection effect comparison test needs to be done, and it can be used only after being checked and approved by the supervisor and the panel manufacturer.

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