JPS5887696U

JPS5887696U - head box

Info

Publication number: JPS5887696U
Application number: JP18426781U
Authority: JP
Inventors: 茂樹西山; 岡村　尚昭
Original assignee: 石川島播磨重工業株式会社
Priority date: 1981-12-10
Filing date: 1981-12-10
Publication date: 1983-06-14

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例を含む船尾プロペラ周辺概念
図、第２図ａは第１図の実施例を２軸船に適用した場合
の正面図、同じくｂはａのＡ−Ａ矢視図、第３図ａは本
考案の別の実施例を１軸船に適用した場合の正面図、同
じくｂはａのＢ−Ｂ矢視図、第４図ａは第２図ａの０部
のノズル前縁部近傍のヘッドボックス断面図、同じくｂ
はＣ−０部の断面図で第４図ａ、　ｂ中のａ−ａ、ｂ−
ｂ及びＣ−Ｃは第２図、第３図中のヘッドボックス１の
相当記号部の拡大断面図、第５図ａは従来のヘッドボッ
クス型の１例の概略図、同じくｂはａのＤ−Ｄ矢視図、
同じくｃはストラット型の１例の概略図、同じくｄはＣ
のＥ−Ｅ矢視図、同じくｅは別のストラット型の１例の
概略図、同じ（ｆは直接取付型の１例の概略図である。図において、１・・・・・・本考案のヘッドボックス１
ａ・・・・・・ヘッドボックス前端部、２・・・・・・
ノズルプロペラ、２ａ・・・・・・ノズル前縁部、２１
）・・・・・・ノズル断面、３・・・・・・プロペラ、
４・・・・・・船尾部、５・・・・・・プロペラ軸固定
装置。Figure 1 is a conceptual diagram of the stern propeller surroundings including an embodiment of the present invention, Figure 2a is a front view when the embodiment of Figure 1 is applied to a two-shaft ship, and b is the A-A arrow in a. Fig. 3a is a front view of another embodiment of the present invention applied to a single-shaft ship; A cross-sectional view of the head box near the front edge of the nozzle in section b.
is a sectional view of the C-0 section, and a-a and b- in Fig. 4 a and b.
b and C-C are enlarged cross-sectional views of corresponding symbols of the head box 1 in FIGS. 2 and 3, FIG. - D arrow view,
Similarly, c is a schematic diagram of an example of a strut type, and similarly, d is C
E-E arrow view of , similarly e is a schematic diagram of another strut type example, and the same (f is a schematic diagram of an example of a direct attachment type. In the figure, 1... the present invention head box 1
a...Front end of head box, 2...
Nozzle propeller, 2a...Nozzle front edge, 21
)...Nozzle cross section, 3...Propeller,
4...Stern part, 5...Propeller shaft fixing device.

Claims

[Scope of utility model registration request]

In a head box in which a marine nozzle propeller is attached to the stern, the front end of the head box and the front edge of the nozzle are located on almost the same vertical plane, and the curvature of the curved surface of the front end and side surface of the head box including the front edge of the nozzle. radius r
Let r be the propeller diameter, then r≦0. A head box configured to be an IDP.