To prevent and restrain riots, routs, noises, disturbances or disorderly assemblies, in any street, house or place in the city; to regulate, prevent and punish the discharge of firearms, rockets, powder, fireworks, or any other dangerous, combustible material, in the streets, lots, grounds, alleys, or in the vicinity of any buildings; to prevent and punish the carrying of concealed deadly weapons.
53 P.S. § 23131