KR20110092668A - Propelling apparatus for ship - Google Patents

Propelling apparatus for ship Download PDF

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Publication number
KR20110092668A
KR20110092668A KR1020100012218A KR20100012218A KR20110092668A KR 20110092668 A KR20110092668 A KR 20110092668A KR 1020100012218 A KR1020100012218 A KR 1020100012218A KR 20100012218 A KR20100012218 A KR 20100012218A KR 20110092668 A KR20110092668 A KR 20110092668A
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South Korea
Prior art keywords
power line
propeller
hull
ship
fixed
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KR1020100012218A
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Korean (ko)
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KR101208645B1 (en
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서영수
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서영수
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H21/00—Use of propulsion power plant or units on vessels
    • B63H21/12—Use of propulsion power plant or units on vessels the vessels being motor-driven
    • B63H21/17—Use of propulsion power plant or units on vessels the vessels being motor-driven by electric motor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H23/00—Transmitting power from propulsion power plant to propulsive elements
    • B63H23/22—Transmitting power from propulsion power plant to propulsive elements with non-mechanical gearing
    • B63H23/24—Transmitting power from propulsion power plant to propulsive elements with non-mechanical gearing electric

Abstract

PURPOSE: The propulsion drive structure of the ship is simple. The rotating efficiency can be maximized. A durability and waterproof function can be improved. CONSTITUTION: A propelling apparatus for ship comprises a hull fixing arm(10), a fixing shaft(20), and a propeller(30). In the hull fixing arm, a power line supply hole(11) supplying a power line(40) is included in the hull inner side of the ship. The backup shaft is fixed to the bottom side of the hull fixing arm. A power line connector hole(21) connected to the power line supply hole is included in the inner side. The propeller is installed in order to be rotated around the backup shaft. In the backup shaft, a stator(25) in which the power source is provided through the power line is attached.

Description

선박추진장치{PROPELLING APPARATUS FOR SHIP}Ship propulsion device {PROPELLING APPARATUS FOR SHIP}

본 발명은 선박추진장치에 관한 것으로, 더욱 상세하게는 수중에 잠기도록 선박의 하부측에 설치되면서 선박을 추진하는 모터와 프로펠러를 일체화시킨 선박추진장치에 관한 것이다. The present invention relates to a ship propulsion device, and more particularly, to a ship propulsion device integrated with a propeller and a motor for propelling a ship while being installed in the lower side of the ship to be submerged in water.

일반적으로, 선박추진장치는 선체내에 설치된 모터와, 모터에 의해 구동되면서 방수상태에서 선체밖으로 돌출되는 구동샤프트와, 구동샤프트의 외측단부에 결합되는 프로펠러로 구성되면서, 모터에 의해 프로펠러가 회전되면 선박 주위의 물이 움직여서 선박을 전방으로 밀어내는 추진력이 발생된다.In general, the ship propulsion device is composed of a motor installed in the hull, a drive shaft which is driven by the motor and protrudes out of the hull in a waterproof state, and a propeller coupled to the outer end of the drive shaft, when the propeller is rotated by the motor The surrounding water moves to generate a thrust that pushes the ship forward.

종래의 선박추진장치는 도1에 도시한 바와 같이 선체(1)에 부착된 어태치먼트(2)와, 어태치먼트의 끝단측에 방수가 이루어지도록 결합되는 모터케이싱(5)과, 이 모터케이싱에 내장되면서 구동샤프트(3)을 구동하는 모터(6)와, 모터케이싱로부터 연장된 상기 구동샤프트의 일단에 결합되어 선박을 추진하는 프로펠러(4)로 구성되어 있다.The conventional ship propulsion device is an attachment (2) attached to the hull (1), as shown in Figure 1, a motor casing (5) coupled to be made waterproof to the end side of the attachment, and embedded in the motor casing It consists of a motor 6 for driving the drive shaft 3 and a propeller 4 coupled to one end of the drive shaft extending from the motor casing to propel the ship.

이처럼, 종래의 선박추진장치는 모터(6)와 프로펠러(4)가 구동샤프트(3)에 의해 병렬 연결되면서 구동되도록 구성되면서 그 구조가 복잡하고, 구동샤프트를 통한 간접구동방식에 의해 프로펠러가 구동되기 때문에 그 회전효율이 떨어지며, 모터케이싱(5)내의 방수유지가 곤란하면서 완벽하지 않다는 등의 문제가 있다.As such, the conventional ship propulsion device is configured to be driven while the motor 6 and the propeller 4 are connected in parallel by the drive shaft 3, and the structure thereof is complicated, and the propeller is driven by the indirect driving method through the drive shaft. Therefore, the rotational efficiency is lowered, and there is a problem that it is difficult to maintain the waterproofing in the motor casing 5 and is not perfect.

본 발명은 상기한 종래기술의 문제를 개선하기 위하여 안출된 것으로, 프로펠러의 중심축상에 고정자와 영구자석으로 구성된 모터유니트를 내장하도록 구성함으로써 고정샤프트를 중심으로 프로펠러의 회전이 가능하게 되고, 이에 따라 전체 추진장치의 구조가 매우 단순화될 뿐만 아니라 회전효율과 방수효율이 극대화되는 선박추진장치를 제공함에 그 목적이 있다.The present invention has been made in order to improve the above problems of the prior art, it is possible to rotate the propeller around the fixed shaft by configuring a motor unit consisting of a stator and a permanent magnet on the central axis of the propeller, thereby The purpose of the present invention is to provide a ship propulsion system that not only simplifies the structure of the entire propulsion system but also maximizes rotational efficiency and waterproofing efficiency.

상기한 목적을 달성하기 위하여 본 발명은 선박의 선체에 고정되는 그 내측에 전원선을 공급하는 전원선공급구가 구비되는 선체고정암과; 상기 선체고정암의 하부측에 고정되면서 그 내측에 상기 전원선공급구와 연결된 전원선연결구가 구비되는 고정샤프트와; 상기 고정샤프트를 중심으로 회전되도록 설치되는 프로펠러;로 구성되되, 전원선을 통해 전원이 공급되는 고정자가 고정샤프트에 부착되고, 프로펠러의 내주면에 영구자석이 상기 고정자와 대응되도록 설치되어 상기 고정자와 영구자석의 통상적인 상호작용에 의해 상기 프로펠러가 고정샤프트를 중심으로 회전되도록 구성되는 것을 특징으로 하는 선박추진장치를 제공하게 된다.In order to achieve the above object, the present invention includes a hull fixed arm provided with a power line supply port for supplying a power line inside the fixed to the hull of the ship; A fixed shaft having a power line connector connected to the power line supply hole while being fixed to the lower side of the hull fixed arm; A propeller installed to rotate about the fixed shaft; wherein the stator supplied with power through the power line is attached to the fixed shaft, and a permanent magnet is installed on the inner circumferential surface of the propeller so as to correspond to the stator. Providing a ship propulsion device characterized in that the propeller is configured to rotate around the fixed shaft by the normal interaction of the magnet.

이상과 같이 구성되는 본 발명은 선박의 추진구동구조가 간단하고, 그 회전효율을 극대화할 수 있으며, 그 내구성과 방수기능을 현저히 향상시킬 수 있는 등의 효과를 제공하게 된다.The present invention configured as described above is to provide the effect of the propulsion drive structure of the vessel is simple, the rotational efficiency can be maximized, the durability and waterproof function can be significantly improved.

도1은 종래 선박추진장치를 예시하는 요부단면도,
도2는 본 발명에 따른 선박추진장치를 나타내는 단면도이다.Figure 1 is a sectional view of the main portion illustrating a conventional ship propulsion device,
2 is a cross-sectional view showing a ship propulsion device according to the present invention.

이하에서는 첨부된 도면을 참조하여 본 밟명의 바람직한 실시예를 구체적으로 설명하기로 한다.Hereinafter, exemplary embodiments of the present disclosure will be described in detail with reference to the accompanying drawings.

도2는 본 발명에 따른 선박추진장치를 나타내는 단면도이다.2 is a cross-sectional view showing a ship propulsion device according to the present invention.

본 발명은 그 일 실예에 따르면, 도2에 도시한 바와 같이 선박의 선체에 고정되는 선체고정암(10)과, 선체고정암의 하부측에 방수가 되도록 고정되는 고정샤프트(20)와, 암수형태로 선체고정암(10)의 하부측과 결합되면서 고정샤프트를 중심으로 회전되도록 설치되는 프로펠러(30)와, 구동쳄버(31)에 구비되면서 고정자(25)와 영구자석(35)의 상호작용에 의해 프로펠러를 회전시키는 모터유니트로 구성되어 있다. According to one embodiment of the present invention, as shown in Figure 2, the hull fixed arm 10 is fixed to the hull of the ship, a fixed shaft 20 fixed to be waterproof to the lower side of the hull fixed arm and male and female Combination with the lower side of the hull fixed arm 10 in the form of the propeller 30 is installed so as to rotate around the fixed shaft, the interaction between the stator 25 and the permanent magnet 35 is provided in the drive chamber 31 It consists of a motor unit which rotates a propeller.

이때, 선체고정암(10)은 그 상단이 선박의 선체에 고정 결합되면서 그 내부에 전원선공급구(11)가 구비되어 있고, 선체로부터 공급되는 전원선(40)이 전원선공급구를 통해 배설되도록 구성되어 있다.At this time, the hull fixed arm 10 is fixedly coupled to the hull of the ship is provided with a power line supply port 11 therein, so that the power line 40 supplied from the hull is disposed through the power line supply port. Consists of.

여기서, 고정샤프트(20)는 그 좌측단부가 선체고정암(10)의 하단부에 관통 결합되면서 샤프트고정볼트(16)에 의해 고정되어 고정상태를 유지하게 되고, 그 중심축을 따라 전원선연결구(21)가 구비되면서 전원선공급구(11)를 통해 공급되는 전원선(40)을 고정자(25)에 연결하여 전원을 공급하게 된다.Here, the fixed shaft 20 is coupled to the lower end of the hull fixing arm 10 while the left end thereof is fixed by the shaft fixing bolt 16 to maintain a fixed state, the power line connector 21 along the central axis ) Is provided to connect the power line 40 supplied through the power line supply port 11 to the stator 25 to supply power.

그리고, 프로펠러(30)는 그 좌측단부가 선체고정암(10)의 하부우측부와 암수형태로 결합되는데, 그 암수형태는 서로의 요철곡면이 결합되는 통상적인 구조로써 프로펠러의 회전에 전혀 방해되지 않도록 구성되어 있다.In addition, the propeller 30 has its left end coupled to the lower right portion of the hull fixed arm 10 in the form of a male and female, the female and female form of which is a conventional structure in which the uneven curved surface of each other is not disturbed at all in the rotation of the propeller. It is configured not to.

이때, 프로펠러(30)는 고정샤프트(20)를 중심으로 회전 가능하도록 베어링(45)에 의해 지지되고, 그 내측면과 고정샤프트의 외주면 사이에 구동쳄버(31)를 구비하게 된다.At this time, the propeller 30 is supported by the bearing 45 so as to be rotatable about the fixed shaft 20, and has a drive chamber 31 between the inner surface and the outer peripheral surface of the fixed shaft.

여기서, 프로펠러(30)의 우측부에 부착되는 방수회전캡(50)에 의해 방수가 이루어지는 구동쳄버(31)는 고정자(25)와 영구자석(35)으로 이루어지는 모터유니트가 구비되어 있다.Here, the driving chamber 31 which is waterproofed by the waterproof rotating cap 50 attached to the right side of the propeller 30 is provided with a motor unit consisting of a stator 25 and a permanent magnet 35.

또한, 고정자(25)에는 전원선연결구(21)를 통해 전원선(40)이 연결되면서 전자기력을 발생시키게 되고, 이에 따라 영구자석(35)과의 상호작용을 통해 프로펠러(30)를 회전자처럼 회전시키어 선박의 추진력을 발생시키게 된다.In addition, the stator 25 generates an electromagnetic force while the power line 40 is connected through the power line connector 21, and thus the propeller 30 is rotated like a rotor through interaction with the permanent magnet 35. Rotation will generate the propulsion of the ship.

한편, 부호 15는 방수고정캡이고, 부호 46는 메카니컬시일이다.On the other hand, reference numeral 15 denotes a waterproof fixing cap, and reference numeral 46 denotes a mechanical seal.

요컨대, 본 발명에 선박추진장치는 프로펠러(30)의 중심축상에 모터유니트를 내장하도록 구성함으로써 고정샤프트(20)를 중심으로 프로펠러의 회전이 가능하게 되고, 이에 따라 전체 추진장치의 구조가 매우 단순화될 뿐만 아니라 회전효율과 방수효율이 극대화되는 등에 그 기술적 특징이 있다 할 것이다.In short, the ship propulsion device according to the present invention is configured to incorporate a motor unit on the central axis of the propeller 30, so that the propeller can be rotated about the fixed shaft 20, thereby simplifying the structure of the entire propulsion device. Not only that, but its technical characteristics such as rotational efficiency and waterproofing efficiency are maximized.

이와 같이, 본 발명의 상세한 설명에서는 구체적인 실시예에 관해 설명하였으나, 이는 본 고안의 범주에서 벗어나지 않는 한도내에서 여러가지 변형이 가능함은 물론이다.As such, in the detailed description of the present invention, specific embodiments have been described. However, various modifications may be made without departing from the scope of the present invention.

그러므로, 본 발명의 범위는 상술된 실시예에 의해 한정되어져서는 안되며, 후술하는 청구범위 뿐만 아니라 청구범위와 균등한 구성에 의해 정해져야 함은 당연하다.Therefore, it should be understood that the scope of the present invention should not be limited by the above-described embodiments, but should be defined not only by the claims below but also by the structures equivalent to the claims.

10: 선체고정암 20: 고정샤프트 30: 프로펠러 40: 전원선 50: 방수회전캡 10: hull fixed arm 20: fixed shaft 30: propeller 40: power line 50: waterproof rotating cap

Claims (1)

선박의 선체에 고정되는 그 내측에 전원선(40)을 공급하는 전원선공급구(11)가 구비되는 선체고정암(10)과;
상기 선체고정암(10)의 하부측에 고정되면서 그 내측에 상기 전원선공급구(11)와 연결된 전원선연결구(21)가 구비되는 고정샤프트(20)와;
상기 고정샤프트(20)를 중심으로 회전되도록 설치되는 프로펠러(30);로 구성되되,
전원선(40)을 통해 전원이 공급되는 고정자(25)가 고정샤프트(20)에 부착되고, 프로펠러(30)의 내주면에 영구자석(35)이 상기 고정자(25)와 대응되도록 설치되어 상기 고정자(25)와 영구자석(35)의 통상적인 상호작용에 의해 상기 프로펠러(30)가 고정샤프트(20)를 중심으로 회전되도록 구성되는 것을 특징으로 하는 선박추진장치.A hull fixed arm (10) provided with a power line supply hole (11) for supplying a power line (40) to an inner side of which is fixed to a ship's hull;
A fixed shaft 20 fixed to the lower side of the hull fixed arm 10 and having a power line connector 21 connected to the power line supply port 11 therein;
Consisting of the propeller 30 is installed to rotate around the fixed shaft 20,
The stator 25 supplied with power through the power line 40 is attached to the fixed shaft 20, and the permanent magnet 35 is installed on the inner circumferential surface of the propeller 30 so as to correspond to the stator 25. Ship propulsion device, characterized in that the propeller 30 is configured to rotate around the fixed shaft 20 by the normal interaction of the 25 and the permanent magnet (35).
KR1020100012218A 2010-02-10 2010-02-10 Propelling apparatus for ship KR101208645B1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20160115444A (en) * 2015-03-27 2016-10-06 재단법인 중소조선연구원 Marine propulsion device

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FI115041B (en) * 2000-01-28 2005-02-28 Abb Oy Ship engine unit
DE20311534U1 (en) 2003-07-26 2003-10-09 Roland Man Druckmasch Device for inking unit extraction

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20160115444A (en) * 2015-03-27 2016-10-06 재단법인 중소조선연구원 Marine propulsion device

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