JPS6381797U

JPS6381797U -

Info

Publication number: JPS6381797U
Application number: JP17686886U
Authority: JP
Priority date: 1986-11-18
Filing date: 1986-11-18
Publication date: 1988-05-30

Description

[Brief explanation of drawings]

第１〜３図は本考案の一実施例としての二重反
転プロペラ軸系の非常駆動連結装置を示すもので
、第１図はその縦断面図、第２図は第１図の部
の拡大図、第３図は第２図に対応させてその作用
状態を示す拡大図であり、第４〜６図は従来の舶
用二重反転プロペラ軸系を示すもので、第４図は
その縦断面図、第５図は第４図の―矢視図、
第６図は第４図の―矢視図である。１……デイーゼル主機関、２……スラスト軸受
、３……中間内軸、４……プロペラ内軸、５……
後方プロペラ、６……前方プロペラ、７……プロ
ペラ外軸、８……二つ割れ中空軸、９……反転装
置、９―１……入力軸、９―２……出力軸、１０
……弾性継手、１１……組立フランジ、１２……
内軸軸受、１３……外軸軸受、１４……キー、１
５……キー溝、１６……押し棒、１７……ナツト
、１８……デイーゼル主機関の出力軸。 Figures 1 to 3 show an emergency drive coupling device for a counter-rotating propeller shaft system as an embodiment of the present invention. Figures 3 and 3 are enlarged views corresponding to Figure 2 and showing their working conditions, Figures 4 to 6 show a conventional marine contra-rotating propeller shaft system, and Figure 4 is a longitudinal cross-section of the shaft system. Figure 5 is a -arrow view of Figure 4,
FIG. 6 is a view taken along the - arrow in FIG. 1... Diesel main engine, 2... Thrust bearing, 3... Intermediate inner shaft, 4... Propeller inner shaft, 5...
Rear propeller, 6... Front propeller, 7... Propeller outer shaft, 8... Hollow shaft split in two, 9... Reversing device, 9-1... Input shaft, 9-2... Output shaft, 10
...Elastic joint, 11... Assembly flange, 12...
Inner shaft bearing, 13... Outer shaft bearing, 14... Key, 1
5...Keyway, 16...Push rod, 17...Nut, 18...Output shaft of the diesel main engine.

Claims

[Scope of utility model registration request]

A rear propeller and a front propeller are attached to and driven by the rear ends of the inner shaft and the outer shaft, respectively;
A reversing device interposed between the inner shaft and the outer shaft, and a reversing device installed between the outer circumferential surface of the inner shaft and the inner circumferential surface of the outer shaft behind the reversing device. An inner shaft bearing is provided, and a movable key mechanism is provided between the output end of the reversing device and the inner shaft bearing to connect the inner shaft and the outer shaft so as to be integrally rotatable. Emergency drive coupling device for counter-rotating propeller shaft system.