JPH01102097U

JPH01102097U -

Info

Publication number: JPH01102097U
Application number: JP19990487U
Authority: JP
Priority date: 1987-12-28
Filing date: 1987-12-28
Publication date: 1989-07-10

Description

[Brief explanation of the drawing]

第１図は、この考案のバラスト注排水口構造の
一実施態様であつて、こし筒を下げた状態を示す
断面図、第２図は、同実施態様であつて、こし筒
を上げた状態を示す断面図、第３図は、従来のバ
ラスト注排水口構造を示す断面図、第４図は、同
構造におけるローズボツクス部分の断面図、第５
図は、同構造における注排水管の閉鎖状態を示す
断面図である。図面において、１…ホールド、２…隔壁、３…２重底、４…注
排水管、５…ローズボツクス、６…盲板、７…ア
ンカーボルト、８…倉庫、９…こし筒、１０…上
部フランジ、１１…下部フランジ、１２…第１ス
タツドボルト、１３…第２スタツドボルト。 Fig. 1 is a cross-sectional view of one embodiment of the ballast inlet/outlet structure of this invention, showing a state in which the strainer tube is lowered, and Fig. 2 is a cross-sectional view of the same embodiment, showing a state in which the strainer tube is raised. 3 is a sectional view showing a conventional ballast inlet/outlet structure, FIG. 4 is a sectional view of a rose box part in the same structure, and FIG.
The figure is a sectional view showing the closed state of the water supply and drainage pipes in the same structure. In the drawing, 1... Hold, 2... Bulkhead, 3... Double bottom, 4... Filling and draining pipe, 5... Rose box, 6... Blind plate, 7... Anchor bolt, 8... Warehouse, 9... Strain tube, 10... Upper part. flange, 11... lower flange, 12... first stud bolt, 13... second stud bolt.

Claims

[Scope of utility model registration request]

In a ballast inlet/outlet structure comprising a ballast inlet/outlet pipe connected to a recessed part of a double bottom, and a rose box attached to an end of the inlet/outlet pipe,
The rose box includes a strainer tube having a plurality of holes that can be inserted into the filler tube, and an upper portion fixed to the upper end of the strainer tube and having an outer diameter larger than the outer diameter of the filler tube. a flange, and an outer diameter that is smaller than the inner diameter of the drain pipe, which is fixed to the lower end of the strainer tube, has an opening formed in the center, and has a first stud bolt fixed vertically upward and concentrically to the upper surface. the upper flange is fixed to the upper end of the filling and draining pipe via a second stud bolt fixed vertically upward to the upper end of the filling and draining pipe when the strainer tube is lowered. and the lower flange is fixed to the upper end of the filling and draining pipe via the first stud bolt when the strainer tube is raised. .