| 摘要 |
A method of improvement of sound insulation of buses, according to which a sound insulation element is located into a bus frame rigidly connected into a spatial structure by frames of left and right sides, front and rear parts, floor and roof. The sound insulation element is placed in the cavity of the body structure between sheathing panels and inner sheathing, the interior and exterior surfaces of sheathing are covered with a continuous layer of water-soluble wax, panels of the front part are covered with penofol, while the slots between the panels are sealed with a joint compound, and the floor sound insulation elements are glued to the frame with polyurethane adhesive. |
