WO2019050096A1 - 외부로 노출된 날개가 없는 선박용 아지무스 트러스터 - Google Patents
외부로 노출된 날개가 없는 선박용 아지무스 트러스터 Download PDFInfo
- Publication number
- WO2019050096A1 WO2019050096A1 PCT/KR2017/014246 KR2017014246W WO2019050096A1 WO 2019050096 A1 WO2019050096 A1 WO 2019050096A1 KR 2017014246 W KR2017014246 W KR 2017014246W WO 2019050096 A1 WO2019050096 A1 WO 2019050096A1
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- WO
- WIPO (PCT)
- Prior art keywords
- duct body
- circumferential surface
- water pipe
- water
- outside
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H11/00—Marine propulsion by water jets
- B63H11/02—Marine propulsion by water jets the propulsive medium being ambient water
- B63H11/04—Marine propulsion by water jets the propulsive medium being ambient water by means of pumps
- B63H11/08—Marine propulsion by water jets the propulsive medium being ambient water by means of pumps of rotary type
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H1/00—Propulsive elements directly acting on water
- B63H1/02—Propulsive elements directly acting on water of rotary type
- B63H1/04—Propulsive elements directly acting on water of rotary type with rotation axis substantially at right angles to propulsive direction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H25/00—Steering; Slowing-down otherwise than by use of propulsive elements; Dynamic anchoring, i.e. positioning vessels by means of main or auxiliary propulsive elements
- B63H25/46—Steering or dynamic anchoring by jets or by rudders carrying jets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H5/00—Arrangements on vessels of propulsion elements directly acting on water
- B63H5/07—Arrangements on vessels of propulsion elements directly acting on water of propellers
- B63H5/125—Arrangements on vessels of propulsion elements directly acting on water of propellers movably mounted with respect to hull, e.g. adjustable in direction, e.g. podded azimuthing thrusters
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H11/00—Marine propulsion by water jets
- B63H2011/004—Marine propulsion by water jets using the eductor or injector pump principle, e.g. jets with by-pass fluid paths
Definitions
- the present invention relates to an azimuth trussor for a wingless vessel exposed to the outside, and more particularly, to an azimuth trusser for a ship which is exposed to the outside, which is mounted on a ship or a hull of a floating offshore structure, It relates to Ajmus truster for wingless ship.
- a typical pivoting or ducted propulsion device such as the "auxiliary drive propulsion device of a ship screw" of the Utility Model No. 20-2008-0006103, is used for dynamic positioning for maintaining the position and bow angle of the vessel .
- Duct-type propellers can include propeller-type propellers and ducts because they have a great deal of algae and waviness and also have a larger thrust at low speeds.
- these general revolving or ducted propulsion systems frequently encountered accidents involving sea animals, including turtles and whales, on their propellers, leading to injury or death.
- Such general revolving or duct-type propulsion devices often involve nets or marine litter, which hinders ship operation and navigation.
- the present invention has been made in order to solve the above-mentioned problems, and it is an object of the present invention to provide an eco- To provide a thruster.
- the present invention is to provide an azimuth truster for a ship having no wings exposed to the outside, which can prevent a net or marine waste from being caught by a propeller and hindering the operation of the ship.
- a duct body having a hollow airfoil section extending in a ring shape; And a water pipe communicated with the inner space of the duct body, the water pipe being provided outside the duct body, the water flowing from the outer circumferential surface of the water pipe through the inner space of the duct body and being sprayed through the inner circumferential surface of the duct body,
- the wingless wing for the ship can be provided.
- a motor provided at an upper end of the water pipe and mounted to one side of a ship or a hull of a floating offshore structure, a propeller shaft connected to the motor and extending to a lower end of the water pipe, And the rotor further includes a built-in rotor.
- the rotor interlocks with the rotation of the motor, and water flowing from the outer circumferential surface of the water pipe is discharged to the outside through the inner space of the duct body.
- the inner diameter of one end of the duct body is smaller than the inner diameter of the other end, and the inner circumferential surface of the duct body is gradually widened from one end to the other end of the duct body.
- the duct body further includes a plurality of ring-shaped stepped surfaces formed stepwise along the inner circumferential surface, and a plurality of discharge holes passing through the stepped surface and discharging water from the inner space of the duct body And each of the plurality of stepped surfaces is formed to be perpendicular to the inner circumferential surface.
- the duct may further include a rudder having the water pipe at its front end and extending in a streamlined shape from one end edge of the duct body to the other end edge of the duct body.
- the present invention relates to a duct body having a hollow airfoil section extending in a ring shape; And a water pipe communicated with the inner space of the duct body, the water pipe being provided outside the duct body, the water flowing from the outer circumferential surface of the water pipe through the inner space of the duct body and being sprayed through the inner circumferential surface of the duct body, It is possible to prevent various accidents that can cause injury or death due to the jamming of marine animals and which may hinder the ship operation due to the jamming of nets or various marine litter .
- a motorcycle comprising: a motor provided at an upper end of the water pipe and mounted to one side of a ship or a hull of a floating offshore structure; a propeller shaft connected to the motor and extending to a lower end of the water pipe; Wherein the rotor is connected to the rotation of the motor and the water introduced from the outer circumferential surface of the water pipe is discharged to the outside through the inner space of the duct body, It is possible to prevent the occurrence of all the above-mentioned accidents, malfunctions and troubles in advance, thereby increasing the durability and service life of the entire apparatus.
- the inner diameter of one end of the duct body is smaller than the inner diameter of the other end, and the inner circumferential surface of the duct body is connected to the other end of the duct body from the one end to the other end of the duct body. It becomes possible to increase the thrust force as well as the general pivoting or duct type propulsion device.
- an air conditioner comprising: an upper inflow hole array formed on an upper side of the rotor, the upper air hole being formed in a plurality of rows and columns along an outer circumferential surface of the diverging pipe;
- the duct body according to the present invention includes a plurality of ring-shaped stepped surfaces formed stepwise along the inner circumferential surface, and a plurality of discharge holes (not shown) formed through the stepped surfaces to discharge water from the inner space of the duct body And each of the plurality of stepped surfaces is formed to be perpendicular to the inner circumferential surface so that it is possible to increase the propulsion force due to the inflow and outflow of water together with the upper inflow hole array and the lower inflow hole array described above .
- a rudder having the water pipe in the front end portion and extending in a streamlined shape from one end edge of the duct body to the other end edge, , It can contribute to prevention of vortex shedding and increase of steering ability.
- FIG. 1 is a conceptual diagram schematically illustrating a water flow state of an azimuth mistress for a ship having no wing exposed to the outside according to an embodiment of the present invention
- FIG. 2 is a conceptual view showing the overall structure of an azimuth mistruster for a wingless vessel exposed to the outside according to an embodiment of the present invention.
- Fig. 3 is a conceptual view taken along line III-III in Fig.
- Fig. 4 is a cross-sectional view taken along line IV-IV in Fig.
- FIG. 5 is a conceptual view showing a view from the viewpoint of V in FIG. 2
- FIG. 1 is a conceptual diagram schematically illustrating a water flow state of an azimuth mistress for a ship without a wing exposed to the outside according to an embodiment of the present invention.
- FIG. 2 is a conceptual view showing the overall structure of an azimuth screw tester for a wingless vessel exposed to the outside according to an embodiment of the present invention.
- FIG. 3 is a conceptual view taken along the line III-III in FIG. 1
- FIG. 4 is a conceptual view taken along the line IV-IV in FIG. 2, and FIG.
- a duct body 100 having a hollow airfoil section extending in the shape of a ring and an outer space 101 formed on the outer side of the duct body 100 and having an inner space 101 of the duct body 100, And a water pipe 200 communicating with the water pipe 200.
- the present invention includes a motor 300 installed at an upper end of a water pipe 200 for forcibly generating propulsive force and mounted on a ship or a hull of a floating offshore structure, A propulsion shaft 400 connected to the motor 300 and extending to the lower end of the water pipe 200 and a rotor 500 mounted on the end of the propeller shaft 400 and installed in the water pipe 200.
- the rotor 500 forms a water stream discharged from the outer circumferential surface of the water pipe 200 through the inner space 101 of the duct body 100 in conjunction with the rotation of the motor 300.
- the rotor 500 includes a rotating body 510 having a conical shape or a truncated cone shape that is gradually narrowed toward the inner space 101 of the duct body 100 and a rotating body 510 having a radial shape along the outer surface of the rotating body 510
- An embodiment of a structure including a plurality of blades 520 extending to form a water flow in conjunction with rotation of the rotating body 510 may be applied.
- the inner diameter of one end of the duct body 100 is smaller than the inner diameter of the other end of the duct body 100 and the outer diameter of the duct body 100 is larger than that of the other end of the duct body 100.
- the duct body 100 includes a plurality of ring-shaped stepped surfaces 110, 120 and 130 formed stepwise along the inner circumferential surface thereof and a plurality of stepped surfaces 110, 120 and 130 (111, 121, 131) through which water is discharged from the inner space (101) of the body (100).
- Each of the plurality of stepped surfaces 110, 120 and 130 is formed to be perpendicular to the inner circumferential surface.
- the upper and lower inflow hole arrays 210, and 220 may be further provided with a plurality of outlets 170 for guiding the inflow of water.
- the inner circumferential surface of the inner circumferential surface of each of the plurality of stepped surfaces 110, 120 and 130 is provided with stepped inclined surfaces 140, 150 and 160.
- the present invention further includes an upper inflow hole array 210 formed in an upper portion of the rotor 500 through the upper through holes 211 in a plurality of rows and columns along the outer circumferential surface of the diverter pipe 200 can do.
- the present invention further includes a lower inflow hole array 220 formed through a plurality of rows and columns along the outer circumferential surface of the divert pipe 200 and disposed at a lower side of the rotor 500 You may.
- the pressure p1 of water flowing on the outer circumferential surface of the duct body 100 is higher than the pressure p2 of water passing through the inner circumferential surface of the duct body 100.
- the present invention also provides a vortex shedding device 600 having a rudder 600 embedded in a distal end thereof and extending in a streamlined shape from one end edge of the duct body 100 to the other end edge thereof, And the efficiency of steering and steering will be improved.
- a vortex shedding device 600 having a rudder 600 embedded in a distal end thereof and extending in a streamlined shape from one end edge of the duct body 100 to the other end edge thereof, And the efficiency of steering and steering will be improved.
- the present invention relates to a duct body 100 having a hollow airfoil section extending in a ring shape; And a water pipe 200 provided outside the duct body 100 and communicating with the inner space 101 of the duct body 100.
- the water flows into the duct body 100 from the outer circumferential surface of the water pipe 200, And is sprayed through the inner surface of the duct body 100 through the inner space 101 to generate propulsive force.
- it can cause injuries and deaths due to the marine animals being caught. It is possible to prevent various accidents that may hinder the operation of the ship due to the accident.
- a motor 300 mounted at an upper end of a water pipe 200 and mounted on a ship or a hull of a floating offshore structure is connected to the motor 300 to extend to a lower end of the water pipe 200
- the rotor 500 is connected to the water pipe 200 in conjunction with the rotation of the motor 300, Since the water introduced from the outer circumferential surface of the duct body 100 is discharged to the outside through the inner space 101 of the duct body 100 to prevent the propeller from being exposed to the outside, Thereby increasing the durability and service life of the entire device.
- the inner diameter of one end of the duct body 100 is smaller than the inner diameter of the other end of the duct body 100 and the inner diameter of the duct body 100 is smaller than the outer diameter of the other end of the duct body 100. [ It is possible to increase the thrust force from the one end portion to the other end portion.
- the upper inlet hole array 210 which is disposed on the upper side of the rotor 500, through the upper through holes 211 in a plurality of rows and columns along the outer circumferential surface of the divert pipe 200, And a lower inflow hole array 220 formed on the lower side of the rotor 500 through a plurality of rows and columns along the outer circumferential surface of the divert pipe 200, It will be possible to increase the thrust by providing a path through which the water, which is the source of the water, flows uniformly over a large area.
- the duct body 100 includes a plurality of ring-shaped stepped surfaces 110, 120, and 130 that are stepped along the inner circumferential surface of the duct body 100 and ducts 110, 120, and 130, And a plurality of discharge holes (111, 121, 131) through which water is discharged from the inner space (101) of the body (100), wherein each of the plurality of step surfaces (110, 120, 130) It is possible to increase the propulsion force due to the inflow and outflow of water together with the upper inflow hole array 210 and the lower inflow hole array 220 described above.
- the rudder 600 having the water pipe 200 at its front end and extending in a streamlined shape from one end edge of the duct body 100 to the other end edge is further provided.
- the rudder 600 can contribute to prevention of vortex shedding and increase of steering ability.
- it is possible to prevent a marine animal from being injured or fatal by eliminating the propeller exposed to the outside, and preventing the net or marine waste from being hung up on the propeller, It is understood that the basic technical idea is to provide an azimuth truster for a ship having no wings exposed to the outside. It will be apparent to those skilled in the art that many other modifications and applications are possible within the scope of the basic technical idea of the present invention.
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Catching Or Destruction (AREA)
Abstract
Description
Claims (6)
- 중공인 익형(翼型) 단면이 링 형상으로 연장 형성된 덕트몸체; 및 상기 덕트몸체의 외부에 구비되어 상기 덕트몸체의 내부 공간과 연통되는 도수관을 포함하며, 물이 상기 도수관의 외주면으로부터 유입되어 상기 덕트몸체의 내부 공간을 거쳐 상기 덕트몸체의 내주면을 통하여 분사됨으로써 추진력이 발생되는 것을 특징으로 하는 외부로 노출된 날개가 없는 선박용 아지무스 트러스터.
- 청구항 1에 있어서, 상기 도수관의 상단부에 구비되고, 선박 또는 부유식 해양구조물의 선체 일측에 장착되는 모터와, 상기 모터와 연결되어 상기 도수관의 하단부까지 연장되는 추진축과, 상기 추진축의 단부에 장착되어 상기 도수관에 내장되는 로터를 더 포함하며, 상기 로터는 상기 모터의 회전에 연동하여 상기 도수관의 외주면으로부터 유입된 물이 상기 덕트몸체의 내부 공간을 통하여 외부로 배출되는 수류를 형성하는 것을 특징으로 하는 외부로 노출된 날개가 없는 선박용 아지무스 트러스터.
- 청구항 1에 있어서, 상기 덕트몸체의 일단부 외경과 타단부 외경은 동일하되, 상기 덕트몸체의 일단부 내경은 타단부 내경에 비하여 작으며, 상기 덕트몸체의 내주면은 일단부로부터 타단부로 갈수록 점차 넓어지게 형성되는 것을 특징으로 하는 외부로 노출된 날개가 없는 선박용 아지무스 트러스터.
- 청구항 2에 있어서, 상기 도수관의 외주면을 따라 상부 통공이 복수의 행과 열을 이루어 관통 형성되고, 상기 로터의 상부측에 배치되는 상부 유입홀 어레이와, 상기 도수관의 외주면을 따라 하부 통공이 복수의 행과 열을 이루어 관통 형성되고, 상기 로터의 하부측에 배치되는 하부 유입홀 어레이를 더 포함하는 것을 특징으로 하는 외부로 노출된 날개가 없는 선박용 아지무스 트러스터.
- 청구항 3에 있어서, 상기 덕트몸체는, 상기 내주면을 따라 단차지게 형성되는 링 형상의 복수의 단차면과, 상기 단차면을 따라 관통되어 상기 덕트몸체의 내부 공간으로부터 물이 배출되는 복수의 배출홀을 더 포함하며, 상기 복수의 단차면 각각은 상기 내주면에 수직하게 형성되는 것을 특징으로 하는 외부로 노출된 날개가 없는 선박용 아지무스 트러스터.
- 청구항 1에 있어서, 상기 도수관을 선단부에 내장하고, 상기 덕트몸체의 일단부 가장자리로부터 타단부 가장자리에 걸쳐 유선형 형상으로 연장되는 러더(rudder)를 더 포함하는 것을 특징으로 하는 외부로 노출된 날개가 없는 선박용 아지무스 트러스터.
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KR10-2017-0114243 | 2017-09-07 | ||
KR1020170114243A KR101940048B1 (ko) | 2017-09-07 | 2017-09-07 | 외부로 노출된 날개가 없는 선박용 아지무스 트러스터 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115144005A (zh) * | 2022-09-05 | 2022-10-04 | 山东中治环境工程设备有限公司 | 一种河流治理用室外水环境监测器 |
Families Citing this family (1)
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KR102350695B1 (ko) | 2021-11-26 | 2022-01-14 | 주식회사 옵쇼코리아 | 선박엔진 결합형 고효율 추진 덕트 |
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WO2012035966A1 (ja) * | 2010-09-15 | 2012-03-22 | 三菱重工業株式会社 | アジマス推進器 |
KR20120043871A (ko) * | 2010-10-27 | 2012-05-07 | 대우조선해양 주식회사 | 양력을 이용한 해수 추진장치 |
KR200463687Y1 (ko) * | 2012-06-05 | 2012-11-20 | 신봉규 | 선박용 추진 장치 |
KR20130032006A (ko) * | 2011-09-22 | 2013-04-01 | 삼성중공업 주식회사 | 링형 선박 추진장치 |
KR101444108B1 (ko) * | 2013-05-21 | 2014-09-30 | 삼성중공업 주식회사 | 선박용 방향조절장치 |
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KR20080006103U (ko) | 2007-06-06 | 2008-12-10 | 곽동석 | 선박용 스크류의 보조 구동 추진 장치 |
KR101258935B1 (ko) * | 2010-12-09 | 2013-04-29 | 삼성중공업 주식회사 | 추진 장치와 이를 갖는 선박 |
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2017
- 2017-09-07 KR KR1020170114243A patent/KR101940048B1/ko active IP Right Grant
- 2017-12-06 WO PCT/KR2017/014246 patent/WO2019050096A1/ko active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2012035966A1 (ja) * | 2010-09-15 | 2012-03-22 | 三菱重工業株式会社 | アジマス推進器 |
KR20120043871A (ko) * | 2010-10-27 | 2012-05-07 | 대우조선해양 주식회사 | 양력을 이용한 해수 추진장치 |
KR20130032006A (ko) * | 2011-09-22 | 2013-04-01 | 삼성중공업 주식회사 | 링형 선박 추진장치 |
KR200463687Y1 (ko) * | 2012-06-05 | 2012-11-20 | 신봉규 | 선박용 추진 장치 |
KR101444108B1 (ko) * | 2013-05-21 | 2014-09-30 | 삼성중공업 주식회사 | 선박용 방향조절장치 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115144005A (zh) * | 2022-09-05 | 2022-10-04 | 山东中治环境工程设备有限公司 | 一种河流治理用室外水环境监测器 |
CN115144005B (zh) * | 2022-09-05 | 2022-11-08 | 山东中治环境工程设备有限公司 | 一种河流治理用室外水环境监测器 |
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KR101940048B1 (ko) | 2019-01-18 |
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