The invention discloses an in-connection easy-dismounting crank link flap type rudder. The in-connection easy-dismounting crank link flap type rudder comprises a main rudder blade, an auxiliary rudder blade, a rudder stock, an auxiliary rudder shaft, a tubular rudder bearer, a ring-shaped hinged support and a connecting rod. The main rudder blade comprises a rudder blade body, a rudder blade cover, and the lower end of the tubular rudder bearer is deeply inserted in the rudder blade body. Two ends of the connecting rod are respectively hinged to the ring-shaped hinged support and the auxiliary rudder shaft through pins. The rudder stock, an auxiliary rudder shaft and the connecting rod are arranged in an area covered by the rudder blades. According to the in-connection easy-dismounting crank link flap type rudder, the main rudder blade is provided with a window and the rudder blade cover, parts in the main rudder blade such as the auxiliary shaft, the connecting rod, a shaft sleeve, a lining and a bearing can be dismounted and maintained, screws of the tubular rudder bearer and the ring-shaped hinged support are arranged in the main rudder blade, so the screws will not contact with water during navigation, foreign materials in water cannot winds on or bump the screws, the screws will not rust, loosen or deform, the service life of the screws is long, the stability of the rudder can be greatly improved, and the failure rate can be reduced.
In-connection easy-dismounting crank link flap type rudder
2015-10-21
Patent
Electronic Resource
English
IPC: | B63H Schiffsantrieb oder Steuerung der Schiffe , MARINE PROPULSION OR STEERING |