Oil meter

1、 Construction description and technical requirements 1. All joints are welded and the welding height is the minimum height between adjacent weldments. 2. The stainless steel muffler is installed without affecting the normal production, so the fan outlet reducer, outlet elbow and accessories should be installed in place before disassembly, so as to ensure the normal operation of the dust removal system in the mine trough. 3. The original height of chimney is reduced to 24.8m, and the platform railing and other accessories are removed for restoration and protection. 4. After the installation of air duct and chimney, apply 3mm thick asphalt damping paste inside. Before painting, the oil and rust on the steel plate shall be removed to ensure that the damping material can be firmly adhered to the air duct and chimney. 5. The production method of asphalt damping paste is as follows. The price damping layer of muffler is 3mm epoxy asphalt paint (resistant to 80 ℃) + glass brazing cloth (3 layers), which is fixed with 8 × 10 iron wire. 6. All square pipes and reducing pipes are reinforced with - 100 * 10 flat steel and 600 * 600 mesh. 7. Flange connection is used between equipment, E4303 welding rod is used between pipes, and the welding height is the minimum height between adjacent weldments.