It is classified as a vacuum cleaner. This is commonly used for floor washing, as well as certain surfaces. The vacuum consists of a cyclone or a bag of dust and is used to absorb the latter accumulated soil. this website has some nice tips on this. Such vacuum cleaning machines are used in both domestic and commercial applications and are available in a range of types and sizes, including domestic central vacuum cleaners, compact battery-operated handheld units, big stationary industrial equipment capable of managing liters of dust until emptying and vacuum tracks that are self-propelled and used for disposal.
Vacuum cleaners are required for both industrial and domestic cleaning jobs in a broad range of setups, sizes, and innovations. Shop vac or drum versions are primarily heavy-duty commercial cleaning machinery and is a cylinder in form which consisting of canisters with large vertically mounted drums and are either stationary or on wheels. The smaller models of these cleaners are used in small factories and garages and are electrically driven. Larger versions of these cleaners are capable of holding 53 US gallons or 200 liters of compressed air, and partial vacuum is created utilizing the Venturi effect in these cleaners. Many factories often use already built-in dust collection systems.
The Commercial Vacuum Cleaners used in various assembly plants as well as in chemical plants. These cleaners attach to compressed air and are a different form of dry or wet ones. It may include soil-age, both dry and warm.
The Portable Vacuum Cleaners follow the concept of cyclonic isolation. This theory is based on the dirt isolation method which is employed for the central vacuum systems. Cyclonic cleaners should not use the filtration tubes. Some cleaners use a detachable cylindrical container or tank to extract the water. The storage vessel draws dust and air to the tangential side of the vessel wall at a tremendous pace which produces a fast rotating vortex. The centrifugal motion forces the rubble and particles toward the surface of the bow, where they collapse due to gravity.
The central vacuum cleaners which have fixed installation do not need extra filtration and the filtered air is drained externally directly. Once the vessel is fully complete for processing, the well built cyclonic filtration device loses the suction capacity. In comparison, the filter bags lack suction capacity as the pores on the container are clogged due to the dust and debris gathered.
Water & Dry Vacuum Cleaners are specialized drum or cylinder versions used for liquid or water spill washing. Such cleaners are designed for use both indoors and outdoors, and are capable of handling both dry and wet soil level. Such cleaners are fitted with exhaust port or switch to reverse the airflow and is often used in anything from blowing dust to washing the clogged hose.