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Adjustable fixed feet slip of fixed turbulence model harrow head at the end of adjust cover is used to set the interval between adjust cover and seabed or between adjust cover and support frame,there is fixed adjustable device used to set the interval between adjust cover and seabed,convenient for the support of dredge water when harrow head working,there is adjustable water inlet on adjust cover,in order to provide more dredge water when dredging soft soil.
Harrow head of this type can dredge high concentrations of mud of various soil types,its characteristic is main body weight relatively light and drag force is small. |
