JPS60155698U - sound reduction device - Google Patents

sound reduction device

Info

Publication number
JPS60155698U
JPS60155698U JP1984043726U JP4372684U JPS60155698U JP S60155698 U JPS60155698 U JP S60155698U JP 1984043726 U JP1984043726 U JP 1984043726U JP 4372684 U JP4372684 U JP 4372684U JP S60155698 U JPS60155698 U JP S60155698U
Authority
JP
Japan
Prior art keywords
air
reduction device
sound reduction
water
spout
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP1984043726U
Other languages
Japanese (ja)
Other versions
JPH0357598Y2 (en
Inventor
肇 湯浅
Original Assignee
三井造船株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 三井造船株式会社 filed Critical 三井造船株式会社
Priority to JP1984043726U priority Critical patent/JPS60155698U/en
Publication of JPS60155698U publication Critical patent/JPS60155698U/en
Application granted granted Critical
Publication of JPH0357598Y2 publication Critical patent/JPH0357598Y2/ja
Granted legal-status Critical Current

Links

Classifications

    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T70/00—Maritime or waterways transport
    • Y02T70/10—Measures concerning design or construction of watercraft hulls

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

【図面の簡単な説明】[Brief explanation of drawings]

′　第１図は本考案に係る減音装置の第１実施例を示す
斜視図、第２図は前記実施例に用いられる気水混合器の
概略構成を示す経路図、第３図は第２実施例の全体構成
を示す斜視図、第４図は前記以外の気水混合器の概略構
成を示す断面図である。 １・・・船体、２・・・気水排出管、３・・・噴出口、
４・・・配管、５・・・気水混合器、１１・・・圧力槽
、１２・・・液体ポンプ、１４・・・空気ポンプ、１６
・・・空気吸収液、２３・・・ノズル管、２５・・・気
水混合器、２６・・・気水混合室、２７・・・空気噴出
口、３０・・・水噴出口。' Fig. 1 is a perspective view showing a first embodiment of a sound reduction device according to the present invention, Fig. 2 is a route diagram showing a schematic configuration of a steam/water mixer used in the above embodiment, and Fig. 3 is a perspective view showing a first embodiment of a sound reduction device according to the present invention. FIG. 4 is a perspective view showing the overall structure of the embodiment, and FIG. 4 is a sectional view showing the schematic structure of a steam/water mixer other than the above. 1... Hull, 2... Air/water discharge pipe, 3... Spout,
4... Piping, 5... Air-water mixer, 11... Pressure tank, 12... Liquid pump, 14... Air pump, 16
... Air absorption liquid, 23... Nozzle pipe, 25... Air-water mixer, 26... Air-water mixing chamber, 27... Air spout, 30... Water spout.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 気水混相流を船体の進行方向とは逆方向に向って噴出す
る噴出口が船体の水中部分に配置され、前記噴出口には
水と空気とを予め混合する気水混合器が接続されている
ことを特徴とする減音装置。A spout that spouts out an air-water multiphase flow in a direction opposite to the direction in which the hull is traveling is arranged in an underwater part of the hull, and an air-water mixer that mixes water and air in advance is connected to the spout. A sound reduction device characterized by:
JP1984043726U 1984-03-26 1984-03-26 sound reduction device Granted JPS60155698U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1984043726U JPS60155698U (en) 1984-03-26 1984-03-26 sound reduction device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1984043726U JPS60155698U (en) 1984-03-26 1984-03-26 sound reduction device

Publications (2)

Publication Number Publication Date
JPS60155698U true JPS60155698U (en) 1985-10-17
JPH0357598Y2 JPH0357598Y2 (en) 1991-12-27

Family

ID=30555655

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1984043726U Granted JPS60155698U (en) 1984-03-26 1984-03-26 sound reduction device

Country Status (1)

Country Link
JP (1) JPS60155698U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006232050A (en) * 2005-02-24 2006-09-07 Mitsui Eng & Shipbuild Co Ltd Method of shielding discharge water noise of ship, and device for shielding discharge water noise of ship
JP2013010502A (en) * 2012-07-31 2013-01-17 Mitsubishi Heavy Ind Ltd Ship with reduced frictional resistance

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53136289A (en) * 1977-04-30 1978-11-28 Takumi Yoshii Method of decreasing resistance between solid and liquid utilizing air bubble
JPS5847690A (en) * 1981-09-17 1983-03-19 Kazu Tanabe Method of reducing frictional resistance of ship and its device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53136289A (en) * 1977-04-30 1978-11-28 Takumi Yoshii Method of decreasing resistance between solid and liquid utilizing air bubble
JPS5847690A (en) * 1981-09-17 1983-03-19 Kazu Tanabe Method of reducing frictional resistance of ship and its device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006232050A (en) * 2005-02-24 2006-09-07 Mitsui Eng & Shipbuild Co Ltd Method of shielding discharge water noise of ship, and device for shielding discharge water noise of ship
JP4523450B2 (en) * 2005-02-24 2010-08-11 三井造船株式会社 A method of shielding water discharge noise from ships.
JP2013010502A (en) * 2012-07-31 2013-01-17 Mitsubishi Heavy Ind Ltd Ship with reduced frictional resistance

Also Published As

Publication number Publication date
JPH0357598Y2 (en) 1991-12-27

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