JPH0297195U

JPH0297195U -

Info

Publication number: JPH0297195U
Application number: JP466689U
Authority: JP
Priority date: 1989-01-19
Filing date: 1989-01-19
Publication date: 1990-08-02

Description

[Brief explanation of drawings]

第１図は本考案の一実施例を示す船首部側面図
、第２図は第１図の底面図、第３図は第１図の気
泡誘導凹所を開いた状態を示す部分拡大図、第４
図は第２図の―に沿つた気泡誘導Ｕ字状溝を
開いた状態を示す部分横断面図、第５図は第３図
及び第４図の状態における船底の気泡の流れを示
す船首部底面図である。第６図は公知の水中音響
機器装備船を示す船首部底面図である。１……気泡誘導凹所、２……凹所開閉蓋、３…
…水平ピン、３ａ……船体、３ｂ……開閉機構、
４……気泡誘導溝、５……溝開閉蓋、６……開閉
機構、６ａ……気泡流線、０７……水中音響機器
、０８……船首船底。 FIG. 1 is a side view of the bow section showing an embodiment of the present invention, FIG. 2 is a bottom view of FIG. 1, and FIG. 3 is a partially enlarged view showing the bubble induction recess in FIG. Fourth
The figure is a partial cross-sectional view along line - in Figure 2 showing the state where the bubble-inducing U-shaped groove is open, and Figure 5 is the bow section showing the flow of air bubbles on the bottom of the ship in the condition shown in Figures 3 and 4. It is a bottom view. FIG. 6 is a bottom view of the bow section of a known underwater acoustic equipment-equipped ship. 1... Air bubble induction recess, 2... Recess opening/closing lid, 3...
...Horizontal pin, 3a...hull, 3b...opening/closing mechanism,
4...Bubble guiding groove, 5...Groove opening/closing lid, 6...Opening/closing mechanism, 6a...Bubble streamline, 07...Underwater acoustic equipment, 08...Bottom bow.

Claims

[Scope of utility model registration request]

In a ship equipped with underwater acoustic equipment installed on the bottom of the ship, there is a bubble-inducing recess with an opening/closing lid that is recessed in the bottom of the ship in front of the underwater audio equipment and has an appropriate width and increases in depth toward the stern, and a recess in the bottom of the ship. A pair of left and right air bubble guiding grooves with opening/closing lids are provided, the front part of which is connected to the rear end of the bubble guiding recess, and the central part of which extends rearward along both sides of the underwater acoustic device. A ship equipped with underwater audio equipment.