KR101204035B1 - Muffler for ship engine - Google Patents

Muffler for ship engine Download PDF

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Publication number
KR101204035B1
KR101204035B1 KR1020110068485A KR20110068485A KR101204035B1 KR 101204035 B1 KR101204035 B1 KR 101204035B1 KR 1020110068485 A KR1020110068485 A KR 1020110068485A KR 20110068485 A KR20110068485 A KR 20110068485A KR 101204035 B1 KR101204035 B1 KR 101204035B1
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KR
South Korea
Prior art keywords
cylindrical
exhaust pipe
exhaust
engine
pieces
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KR1020110068485A
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Korean (ko)
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임준병
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주식회사 준비엘
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Priority to KR1020110068485A priority Critical patent/KR101204035B1/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N1/00—Silencing apparatus characterised by method of silencing
    • F01N1/08—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling
    • F01N1/12—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling using spirally or helically shaped channels
    • F01N1/125—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling using spirally or helically shaped channels in combination with sound-absorbing materials
    • 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
    • B63H21/32—Arrangements of propulsion power-unit exhaust uptakes; Funnels peculiar to vessels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N1/00—Silencing apparatus characterised by method of silencing
    • F01N1/24—Silencing apparatus characterised by method of silencing by using sound-absorbing materials
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/08—Other arrangements or adaptations of exhaust conduits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/18—Construction facilitating manufacture, assembly, or disassembly
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2310/00—Selection of sound absorbing or insulating material
    • F01N2310/14—Wire mesh fabric, woven glass cloth or the like
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2340/00—Dimensional characteristics of the exhaust system, e.g. length, diameter or volume of the apparatus; Spatial arrangements of exhaust apparatuses
    • F01N2340/04—Dimensional characteristics of the exhaust system, e.g. length, diameter or volume of the apparatus; Spatial arrangements of exhaust apparatuses characterised by the arrangement of an exhaust pipe, manifold or apparatus in relation to vehicle frame or particular vehicle parts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2590/00—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines
    • F01N2590/02—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines for marine vessels or naval applications

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Ocean & Marine Engineering (AREA)
  • Exhaust Silencers (AREA)

Abstract

PURPOSE: A muffler for a ship engine is provided to improve engine output, and control the discharge speed of exhaust gas while the exhaust gas passes through vortex blade pieces. CONSTITUTION: A muffler(10) for a ship engine comprises vortex blade pieces(11), a cylindrical liner(12), a cylindrical exhaust pipe(13), a cylindrical casing, and a sound absorbing material. The vortex blade pieces comprise triangle-shaped vertical pieces(11a) and triangle horizontal pieces(11b). The triangle-shaped vertical pieces are formed at the front, and the triangle horizontal pieces are fixed to both sides of the vertical piece. The cylindrical liner covers the outside of the vortex blade piece, and first through holes(12a) are spirally bored. The cylindrical exhaust pipe penetrates the cylindrical casing, and is fixed. Second through holes(13a) are formed on both ends of the cylindrical exhaust pipe. The sound absorbing material is filled in a space between the cylindrical exhaust pipe and the cylindrical casing. A flange(13) is formed on one side of the cylindrical exhaust pipe, and connected to the exhaust pipe of the engine. An exhaust port(17) is connected to the other end of the cylindrical exhaust pipe.

Description

선박 엔진용 소음기{Muffler for ship engine}Muffler for ship engine

본 발명은 선박 엔진용 소음기에 관한 것으로서, 더욱 구체적으로는 배기장치를 통해 배출되는 배기가스의 불규칙한 배기압력을 보정하여 선박 엔진의 출력을 상승시키는 한편, 피스톤들이 작동할 때 발생되는 정압과 부압의 차이로 인한 배기압력의 변화를 미세하게 조정하여 선박 엔진의 성능을 높이고 연료를 절감시켜 줄 수 있도록 한 선박 엔진용 소음기에 관한 것이다.
The present invention relates to a silencer for a ship engine, and more specifically, to correct the irregular exhaust pressure of the exhaust gas discharged through the exhaust device to increase the output of the ship engine, while the positive pressure and the negative pressure generated when the pistons are operated. The present invention relates to a silencer for a ship engine that can finely adjust the change of exhaust pressure due to the difference to improve the ship engine's performance and save fuel.

일반적으로 배기장치는 선박 엔진에 접속된 복수의 분기관들이 하나로 합쳐지는 배기다기관(manifold); 백금, 팔라듐, 로듐 등으로 이루어진 금속망이 내장되어 일산화탄소(CO), 탄화수소(HC), 질소산화물(NOX) 등을 산화 및 환원시켜 제거하는 촉매 컨버터, 소음을 감소시키고 매연을 정화하는 서브머플러 및 메인머플러가 관으로 연결된 구성으로 되어 있다.In general, an exhaust system includes an exhaust manifold in which a plurality of branch pipes connected to a marine engine are merged into one; Catalytic converters for oxidizing and reducing carbon monoxide (CO), hydrocarbons (HC), and nitrogen oxides (NOX) by embedding metal networks made of platinum, palladium, rhodium, etc., sub-mufflers for reducing noise and purifying soot, and Main muffler is connected by pipe.

그러나, 전술한 배기장치는 배기다기관을 통해 배출되는 배기가스가 촉매 컨버터를 거치면서 촉매작용이 진행되면 1차 배기압력이 약화되는 등의 문제점이 있었을 뿐 아니라 배기가스가 머플러들을 통과하면 소음(消音)을 감소시키기 위한 구조에 의하여 배기의 흐름에 대한 저항이 증가되는 것이므로 결국 배기압력이 더욱 약화되어 선박 엔진의 출력이 현저하게 저하되는 등의 폐단이 발생되었다.However, the above-described exhaust system has a problem that the exhaust gas discharged through the exhaust manifold passes through the catalytic converter and the catalytic action is weakened, such that the primary exhaust pressure is weakened. Since the resistance to the flow of the exhaust gas is increased by the structure to reduce), eventually, the exhaust pressure is further weakened, resulting in a significant drop in output of the ship engine.

또한, 실린더의 내부 피스톤들이 작동되면 많은 수의 흡기 및 배기 밸브들이 여닫힐 때 정압과 부압의 차이로 인하여 배기압력의 변화가 발생되고, 이러한 배기압력의 변화는 선박 엔진의 출력을 저하시키는 주요 원인이 되었을 뿐 아니라 선박 엔진의 출력을 감안한 배출장치의 배기압력을 설정할 때 설계의 균형을 맞추기가 어려웠다.In addition, when the internal pistons of the cylinder are operated, a change in the exhaust pressure occurs due to a difference between the positive pressure and the negative pressure when a large number of intake and exhaust valves are opened and closed, and the change of the exhaust pressure is a major cause of lowering the output of the ship engine. In addition to this, it was difficult to balance the design when setting the exhaust pressure of the discharge device in consideration of the output of the ship engine.

이와 같이 배기압력이 불규칙하여 선박 엔진의 출력이 저하되는 경우에는 선박 엔진의 가속장치인 액셀러레이터(accelerator)를 눌러주어 분사 노즐로부터 연료를 분사하여 선박 엔진의 회전을 급히 증가시켜야하므로 결국 연료의 사용량이 급격하게 상승되는 등의 폐단이 발생되었다.
In this case, when the output of the ship engine is reduced due to the irregular exhaust pressure, it is necessary to press the accelerator, which is the accelerator of the ship engine, to inject fuel from the injection nozzle to rapidly increase the rotation of the ship engine. Closures such as a sharp rise were generated.

본 발명은 상기한 문제점을 감안하여 창안한 것으로서, 그 목적은 배기장치를 통해 배출되는 배기가스의 불규칙한 배기압력을 보정하여 선박 엔진의 출력을 상승시키는 한편, 피스톤들이 작동할 때 발생되는 정압과 부압의 차이로 인한 배기압력의 변화를 조정하여 선박 엔진의 성능을 높이고 연료를 절감시켜 줄 수 있는 선박 엔진용 소음기를 제공함에 있는 것이다.
The present invention has been made in view of the above problems, and its purpose is to correct the irregular exhaust pressure of the exhaust gas discharged through the exhaust system to increase the output of the ship engine, while the positive pressure and the negative pressure generated when the pistons are operated. The purpose of the present invention is to provide a silencer for ship engine that can improve the ship engine performance and save fuel by adjusting the change of exhaust pressure due to the difference of.

상기한 목적을 달성하기 위한 본 발명의 특징은, 선박 엔진(1)으로부터 배출되는 배기가스를 안내함과 동시에 소음을 감소시키도록 구성된 소음기(10)에 있어서, 상기 소음기(10)는 금속판을 나선으로 성형되며 전방과 후방에는 삼각형 수직편(11a)들이 각각 형성되고 수직편(11a)의 양측에는 삼각형 수평편(11b)들이 고정된 와류용 익편(11)과, 와류용 익편(11)의 외부에 씌워지며 제1통공(12a)들이 줄을 이루어 나선으로 뚫려진 원통형 라이너(12)와, 와류용 익편(11)이 내입된 원통형 라이너(12) 4개를 조합하여 그 외부에는 원통형 배기관(13)이 씌워져 구성되며 그 전후방이 코킹되어 내장된 부품들이 고정되고, 원통형 배기관(13)은 원통형 케이싱(15)을 관통하여 고정되며, 원통형 케이싱(15)의 내부에 위치한 원통형 배기관(13)의 양단에는 제2통공(13a)이 형성되고, 원통형 배기관(13)과 원통형 케이싱(15)의 사이의 공간에는 흡음재(16)가 충진되며, 원통형 배기관(13)의 일측은 엔진의 배기관(20)과 연결하기 위한 플랜지(14)가 형성되고, 그 타측에는 배기구(17)가 결합되어 구성됨을 특징으로 하는 선박 엔진용 소음기에 의하여 달성될 수 있는 것이다.
A feature of the present invention for achieving the above object is that in the silencer 10 configured to guide the exhaust gas discharged from the ship engine 1 and at the same time reduce the noise, the silencer 10 spirals a metal plate. The front and rear triangular vertical pieces (11a) are formed respectively, and on both sides of the vertical piece (11a) the vortex blade (11) and the outer side of the vortex blade (11), the triangular horizontal piece (11b) is fixed The cylindrical liner 12 having the first through-holes 12a formed in a line and pierced in a spiral, and four cylindrical liners 12 into which the vortex blades 11 are embedded are combined, and the outside of the cylindrical exhaust pipe 13 ), And the front and rear sides thereof are cocked to fix the built-in parts, and the cylindrical exhaust pipe 13 is fixed through the cylindrical casing 15, and both ends of the cylindrical exhaust pipe 13 located inside the cylindrical casing 15 are fixed. The second through hole (13a) is formed, Sound absorbing material 16 is filled in the space between the cylindrical exhaust pipe 13 and the cylindrical casing 15, one side of the cylindrical exhaust pipe 13 is formed with a flange 14 for connecting with the engine exhaust pipe 20, The other side can be achieved by the silencer for ship engines, characterized in that the exhaust port 17 is configured to be coupled.

이상에서 상술한 바와 같은 본 발명은, 선박 엔진(1)에서 배출되는 배기가스가 4개로 구성된 와류용 익편(11)으로 유입되면 배기가스가 와류용 익편(11)들 사이를 통과하면서 와류가 발생되어 배기가스의 배출속도가 적절하게 조절되는 것이므로 엔진의 출력을 높여줄 수 있을 뿐 아니라 배기가스가 와류를 일으키는 과정에서 배기가스에서 발생되는 불규칙한 배기압력 및 선박 엔진 내의 정압과 부압의 차이로 인하여 발생되는 불규칙한 배기압력을 미세하게 조정하여 선박 엔진이 최적의 상태에서 가동되도록 하는 것이므로 선박 엔진의 성능을 최대한 높이고 연료를 절감시켜 줄 수 있는 등의 이점이 있는 것이다.
According to the present invention as described above, when the exhaust gas discharged from the ship engine 1 flows into the vortex blade piece 11 composed of four, the vortex is generated while the exhaust gas passes between the vortex blade pieces 11. As the exhaust velocity of exhaust gas is properly adjusted, it can not only increase the output of the engine but also due to the irregular exhaust pressure generated from the exhaust gas and the difference between the static pressure and the negative pressure in the ship engine in the process of the exhaust gas vortexing. By finely adjusting the irregular exhaust pressure is to enable the ship engine to operate in the optimal state, there is an advantage such as to increase the performance of the ship engine as much as possible and save fuel.

도 1은 본 발명의 일실시예를 예시한 분리 사시도
도 2는 본 발명의 일실시예를 예시한 단면도
도 3은 본 발명의 일실시예를 예시한 사용상태도1 is an exploded perspective view illustrating an embodiment of the present invention
2 is a cross-sectional view illustrating an embodiment of the present invention.
Figure 3 is a use state diagram illustrating an embodiment of the present invention

이하, 상기한 목적을 달성하기 위한 바람직한 실시예를 첨부된 도면에 의하여 상세히 설명하면 다음과 같다.Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

도 1 내지는 도 3에서 도시한 바와 같이, 본 발명에 의한 소음기(10)는 선박 엔진(1)으로부터 배출되는 배기가스를 안내함과 동시에 소음을 감소시키도록 세워져 구성되어 있다.1 to 3, the silencer 10 according to the present invention is configured to guide the exhaust gas discharged from the ship engine 1 and to reduce the noise at the same time.

물론, 전술한 구성으로 이루어진 소음기(10)는 이미 알려진 공지의 기술사상이다. 그러나, 본 발명에 있어서 가장 중요한 특징은 배기가스의 불규칙한 배기압력 및 엔진 내의 불규칙한 배기압력을 조정하여 선박의 항해성능을 높이고 연료를 절감시켜 줄 수 있도록 한 것에 있다.Of course, the silencer 10 made of the above-described configuration is a known technical idea. However, the most important feature of the present invention is to adjust the irregular exhaust pressure of the exhaust gas and the irregular exhaust pressure in the engine to improve the navigation performance of the ship and to save fuel.

즉, 본 발명에 의한 소음기(10)는 와류용 익편(11), 원통형 라이너(12), 원통형 배기관(13), 원통형 케이싱(15)으로 구성되어 있다.That is, the silencer 10 according to the present invention is composed of the vortex blade 11, the cylindrical liner 12, the cylindrical exhaust pipe 13, and the cylindrical casing 15.

상기 와류용 익편(11)은 금속판을 트위스트로 꼬아 나선형으로 성형한 것으로서 와류용 익편(11)의 전방과 후방에는 삼각형 수직편(11a)들이 각각 형성되어 있고, 수직편(11a)의 양측에는 삼각형 수평편(11b)들이 고정되어 있다.The vortex blade 11 is formed by twisting a metal plate in a spiral shape, and triangular vertical pieces 11a are formed at the front and the rear of the vortex blade 11, respectively, and on both sides of the vertical piece 11a, a triangle is formed. The horizontal pieces 11b are fixed.

상기 수직편(11a)과 수평편(11b)에 의하여 배기가스가 분산되어 와류용 익편(11)으로 유입되고, 특히 수평편(11b)은 배기가스의 유입을 적절하게 제어하여 저속 운행시에 적절한 부압을 발생시켜 연료를 절감시킬 수 있도록 구성되어 있다.Exhaust gas is dispersed by the vertical piece 11a and the horizontal piece 11b and flows into the vortex blade 11, in particular, the horizontal piece 11b appropriately controls the inflow of the exhaust gas at a low speed. It is designed to save fuel by generating negative pressure.

상기 와류용 익편(11)의 외부에는 원통형 라이너(12)가 씌워져 있고, 원통형 라이너(12)에는 제1통공(12a)들이 줄을 이루어 나선으로 뚫려져 있다.The outside of the vortex blade 11 is covered with a cylindrical liner 12, the cylindrical liner 12 is a first through-hole 12a is formed in a spiral line.

상기 원통형 라이너(12)는 4개를 한 조로 구성하여 그 외부에는 원통형 배기관(13)이 씌워져 있고, 그 전후방은 코킹되어 내장된 와류용 익편(11)과 원통형 라이너(12)들이 고정된다.The cylindrical liner 12 is composed of a set of four, the outer side is covered with a cylindrical exhaust pipe 13, the front and rear of the cocked vortex blades 11 and the cylindrical liner 12 is embedded is fixed.

상기 원통형 배기관(13)은 원통형 케이싱(15)을 관통하여 용접 등으로 고정된다.The cylindrical exhaust pipe 13 is fixed through welding through the cylindrical casing 15.

상기 원통형 케이싱(15)의 내부에 위치한 원통형 배기관(13)의 양단에는 무수한 제2통공(13a)들이 형성된다.Innumerable second through holes 13a are formed at both ends of the cylindrical exhaust pipe 13 located inside the cylindrical casing 15.

상기 원통형 배기관(13)과 원통형 케이싱(10)의 사이의 공간에는 흡음재(16)를 충진하여 구성한다.The space between the cylindrical exhaust pipe 13 and the cylindrical casing 10 is configured by filling the sound absorbing material 16.

상기 흡음재(16)로는 유리섬유(fiberglass)를 사용하는 것이 바람직하지만 유리섬유에 국한되는 것은 아니다.The sound absorbing material 16 is preferably glass fiber (fiberglass), but is not limited to glass fiber.

상기 원통형 배기관(13)의 일측은 엔진(1)의 배기관(20)과 연결하기 위한 플랜지(14)를 형성하고, 그 타측에는 배기구(17)를 결합하여 구성한다.One side of the cylindrical exhaust pipe 13 forms a flange 14 for connecting with the exhaust pipe 20 of the engine 1, the other side is configured by combining the exhaust port (17).

또한 상기 원통형 배기관(13)에 형성된 무수한 제2통공(13a) 부위는 메탈메시(18)를 감싸지도록 설치하여 용접 등에 의해 고정시켜 구성할 수도 있다.In addition, the myriad second through holes 13a formed in the cylindrical exhaust pipe 13 may be installed to surround the metal mesh 18 and fixed by welding or the like.

전술한 구성으로 이루어진 본 발명은, 엔진(1)의 배기가스가 배기관(20)을 통하여 원통형 배기관(13)으로 유입되면 4개의 원통형 라이너(12)의 와류용 익편(11)으로 유입되고, 각 와류용 익편(11)의 삼각형 수직편(11a)과 수평편(11b)을 통해 배기가스가 와류용 익편(11)들 사이와 나선형 통공(12a)이 뚫려진 원통형 라이너(12)들을 통과하면서 와류가 발생되어 배기가스의 배출속도가 적절하게 조절되는 것이므로 선박 엔진(1)의 출력을 높여줄 수 있을 뿐 아니라 배기가스가 와류를 일으키는 과정에서 배기가스에서 발생되는 불규칙한 배기압력 및 선박 엔진(1) 내의 정압과 부압의 차이로 인하여 발생되는 불규칙한 배기압력을 미세하게 조정하여 선박 엔진(1)이 최적의 상태에서 가동되도록 하는 것이므로 선박 엔진(1)의 성능을 최대한 높이고 연료를 절감시켜 줄 수 있는 등의 이점이 있는 것으로서 선박 엔진용 소음기의 대외 경쟁력을 최대한 높여줄 수 있는 것이다.According to the present invention having the above-described configuration, when the exhaust gas of the engine 1 flows into the cylindrical exhaust pipe 13 through the exhaust pipe 20, the vortex blades 11 of the four cylindrical liners 12 are introduced into each other. The vortex flows through the cylindrical liner 12 through which the exhaust gas passes between the vortex blades 11 and the helical through hole 12a through the triangular vertical pieces 11a and the horizontal piece 11b of the vortex blade 11. Is generated so that the exhaust velocity of the exhaust gas is properly adjusted, so that the output of the vessel engine 1 can be increased, and the irregular exhaust pressure and the vessel engine 1 generated in the exhaust gas in the process of causing the exhaust gas to vortex. By finely adjusting the irregular exhaust pressure generated by the difference between the positive pressure and the negative pressure in the vessel, the vessel engine 1 is operated in an optimal state, thus enhancing the performance of the vessel engine 1 and saving fuel. It is possible to increase the external competitiveness of the silencer for ship engines as it can be.

또한 위와 같이 배기가스를 배기 중에 발생되는 소음은 원통형 라이너(12)의 제1통공(12a)과 원통형 배기관(13)의 제2통공(13a)을 통하여 원통형 배기관(13)과 원통형 케이싱(15) 사이의 흡음재(16)가 흡수하여 소음도 줄려주는 효과가 있는 것이다.In addition, the noise generated during exhaust of the exhaust gas as described above, the cylindrical exhaust pipe 13 and the cylindrical casing 15 through the first through hole 12a of the cylindrical liner 12 and the second through hole 13a of the cylindrical exhaust pipe 13. The sound absorbing material 16 between the absorbing effect is to reduce the noise.

이상에서는 본 발명의 바람직한 실시예에 대하여 도시하고 또한 설명하였으나, 본 발명은 상기한 실시예에 한정되지 아니하며, 청구범위에서 청구하는 본 발명의 요지를 벗어남이 없이 당해 본 발명이 속하는 분야에서 통상의 지식을 가진 자라면 누구든지 다양한 변형 실시가 가능한 것은 물론이고, 그와 같은 변경은 기재된 청구범위 내에 있게 된다.
While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but many variations and modifications may be made without departing from the scope of the invention. It will be understood by those skilled in the art that various changes may be made and equivalents may be resorted to without departing from the scope of the appended claims.

1 : 선박 엔진
10 : 소음기
11 : 와류용 익편
11a : 수직편
11b : 수평편
12 : 원통형 라이너
12a : 제1통공
13 : 원통형 배기관
13a : 제2통공
14 : 플랜지
15 : 원통형 케이싱
16 : 흡음재
17 : 배기구
18 : 메탈메시
20 : 배기관1: ship engine
10: silencer
11: vortex wing
11a: vertical piece
11b: horizontal piece
12: cylindrical liner
12a: first through
13: cylindrical exhaust pipe
13a: second through
14: flange
15: cylindrical casing
16: sound absorbing material
17: exhaust port
18: metal mesh
20: exhaust pipe

Claims (2)

선박 엔진(1)으로부터 배출되는 배기가스를 안내함과 동시에 소음을 감소시키도록 구성된 소음기(10)에 있어서,
상기 소음기(10)는 금속판을 나선으로 성형되며 전방과 후방에는 삼각형 수직편(11a)들이 각각 형성되고 수직편(11a)의 양측에는 삼각형 수평편(11b)들이 고정된 와류용 익편(11)과, 와류용 익편(11)의 외부에 씌워지며 제1통공(12a)들이 줄을 이루어 나선으로 뚫려진 원통형 라이너(12)와, 와류용 익편(11)이 내입된 원통형 라이너(12) 4개를 조합하여 그 외부에는 원통형 배기관(13)이 씌워져 구성되며 그 전후방이 코킹되어 내장된 부품들이 고정되고, 원통형 배기관(13)은 원통형 케이싱(15)을 관통하여 고정되며, 원통형 케이싱(15)의 내부에 위치한 원통형 배기관(13)의 양단에는 제2통공(13a)이 형성되고, 원통형 배기관(13)과 원통형 케이싱(15)의 사이의 공간에는 흡음재(16)가 충진되며, 원통형 배기관(13)의 일측은 엔진의 배기관(20)과 연결하기 위한 플랜지(14)가 형성되고, 그 타측에는 배기구(17)가 결합되어 구성됨을 특징으로 하는 선박 엔진용 소음기.
In the silencer 10, configured to guide the exhaust gas discharged from the ship engine 1 and reduce noise at the same time,
The silencer 10 is formed by spirally forming a metal plate, and the front and rear triangular vertical pieces 11a are formed respectively, and on both sides of the vertical piece 11a, the vortex blade 11 for which the triangular horizontal pieces 11b are fixed; , The cylindrical liner 12, which is covered on the outside of the vortex blade 11 and the first through holes 12a are formed in a line and spirally opened, and four cylindrical liners 12 into which the vortex blade 11 is embedded. In combination, the outside of the cylindrical exhaust pipe 13 is covered with the front and rear of the caulking and the internal parts are fixed, the cylindrical exhaust pipe 13 is fixed through the cylindrical casing 15, the inside of the cylindrical casing 15 The second through hole (13a) is formed at both ends of the cylindrical exhaust pipe (13) located in the space between the cylindrical exhaust pipe (13) and the cylindrical casing (15) is filled with a sound absorbing material (16), of the cylindrical exhaust pipe (13) One side is formed with a flange 14 for connecting with the engine exhaust pipe 20 The other side, the exhaust port 17 is coupled to the ship engine silencer, characterized in that configured.
제 1항에 있어서,
상기 원통형 배기관(13)에 형성된 무수한 제2통공(13a) 부위는 메탈메시(18)를 감싸지도록 설치하여 용접 등에 의해 고정시켜 구성됨을 특징으로 하는 선박 엔진용 소음기.The method of claim 1,
A myriad of second through holes (13a) formed in the cylindrical exhaust pipe 13 is installed so as to surround the metal mesh (18) and fixed by welding or the like, characterized in that the marine engine silencer.
KR1020110068485A 2011-07-11 2011-07-11 Muffler for ship engine KR101204035B1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20200127693A (en) 2019-05-03 2020-11-11 삼성중공업 주식회사 Silencer

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102009004B1 (en) 2014-10-14 2019-08-08 사우디 아라비안 오일 컴퍼니 Synthesis of ordered microporous carbons by chemical vapor deposition
KR102010005B1 (en) 2018-06-26 2019-08-12 주식회사 오션앤테크 Apparatus for forming sea forest

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102009004B1 (en) 2014-10-14 2019-08-08 사우디 아라비안 오일 컴퍼니 Synthesis of ordered microporous carbons by chemical vapor deposition
KR102010005B1 (en) 2018-06-26 2019-08-12 주식회사 오션앤테크 Apparatus for forming sea forest

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20200127693A (en) 2019-05-03 2020-11-11 삼성중공업 주식회사 Silencer

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