| 摘要 |
Utility model concerns hydrodynamic devices for cleaning of hulls of the ship. Cavitation nozzle contains the housing with central flowing channel formed by inlet converging nozzle section, expanding chamber and outlet diffuser. Cavitation nozzle is equipped with additional housing, which from outside covers the housing of nozzle with formation of additional chamber between external wall of housing and internal wall of additional housing, additional chamber is coaxial with central flowing channel, it is connected with the source of working fluid under the pressure, the spray holes are executed in the body of housing of the nozzle, said holes connect additional chamber with outlet diffuser of central flowing channel. Utility model allows to increase the effectiveness of cleaning of surfaces of hulls.
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