KR20000075073A - Structure for reducing noise or rotary compressor - Google Patents
Structure for reducing noise or rotary compressor Download PDFInfo
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- KR20000075073A KR20000075073A KR1019990019433A KR19990019433A KR20000075073A KR 20000075073 A KR20000075073 A KR 20000075073A KR 1019990019433 A KR1019990019433 A KR 1019990019433A KR 19990019433 A KR19990019433 A KR 19990019433A KR 20000075073 A KR20000075073 A KR 20000075073A
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- Prior art keywords
- accumulator
- rotary compressor
- compressor
- suction
- suction pipe
- Prior art date
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
- F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
- F04C18/356—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/16—Filtration; Moisture separation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/0092—Removing solid or liquid contaminants from the gas under pumping, e.g. by filtering or deposition; Purging; Scrubbing; Cleaning
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/06—Silencing
- F04C29/061—Silencers using overlapping frequencies, e.g. Helmholtz resonators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/80—Other components
- F04C2240/806—Pipes for fluids; Fittings therefor
Abstract
Description
본 발명은 밀폐형 회전식 압축기의 소음저감구조에 관한 것으로, 특히 어큐뮬레이터로 유입된 냉매가스를 밀폐용기내부에 설치되는 실린더의 압축공간내부로 흡입되도록 안내하는 흡입관의 고유진동수를 높여 냉매가스의 흡입시 발생되는 진동을 감소시킬 수 있도록 한 밀폐형 회전식 압축기의 소음저감구조에 관한 것이다.The present invention relates to a noise reduction structure of a hermetic rotary compressor, and in particular, increases the natural frequency of a suction pipe that guides the refrigerant gas introduced into the accumulator to be sucked into the compression space of a cylinder installed inside the sealed container. It relates to a noise reduction structure of the hermetic rotary compressor to reduce the vibration.
일반적으로 밀폐형 회전식 압축기는, 도 1에 도시한 바와 같이, 소정의 내부체적을 갖는 밀폐용기(1)와, 상기 밀폐용기(1) 내부에 설치되어 구동력을 발생시키는 전동기구부와, 상기 전동기구부의 구동력을 전달받아 냉매가스를 압축하는 압축기구부로 구성된다.In general, the hermetic rotary compressor includes a hermetically sealed container 1 having a predetermined internal volume, an electric machinery part installed inside the hermetically sealed container 1 to generate a driving force, and an electric machinery part. Compressor section for compressing the refrigerant gas receives the driving force.
상기 전동기구부는 밀폐용기(1)내에 고정 결합되는 고정자(2)와, 상기 고정자(2)의 내부에 삽입되어 회전하는 회전자(3)를 포함하여 구성된다.The electric machine part includes a stator 2 fixedly coupled to the sealed container 1 and a rotor 3 inserted into the stator 2 to rotate.
상기 압축기구부는 상기 회전자(3)의 내경에 압입되고 하부에 편심부(4a)가 형성된 회전축(4)과, 내부에 가스가 흡입되고 압축되는 압축공간(P)이 구비되어 밀폐용기(1)의 내부에 설치됨과 아울러 그 압축공간(P)에 상기 회전축의 편심부(4a)가 삽입되는 실린더(5)와, 상기 회전축(4)에 삽입됨과 아울러 실린더(5)의 상,하부에 볼트(6)의 체결에 의해 각각 결합되어 회전축(4)을 지지하는 상,하부베어링(7)(8)과, 상기 실린더(5)의 압축공간(P) 내주면에 선접촉되도록 회전축의 편심부(4a)에 삽입되어 회전축(4)의 회전에 따라 자전 및 공전하는 롤링피스톤(9)과, 상기 실린더(5)의 일측에 직선운동 가능하도록 삽입되어 그 단부가 상기 롤링피스톤(9)의 외주면과 슬라이딩 접촉되면서 실린더 압축 공간(P)을 흡입실과 압축실로 구획하는 베인(미도시)을 포함하여 구성된다.The compressor mechanism is provided with a rotary shaft 4 press-fitted into the inner diameter of the rotor 3 and an eccentric portion 4a formed at the bottom thereof, and a compression space P through which gas is sucked and compressed. ) Is installed inside the cylinder 5 and the eccentric portion 4a of the rotating shaft is inserted into the compression space P, and is inserted into the rotating shaft 4 and bolted to the upper and lower portions of the cylinder 5. (6), the upper and lower bearings (7) (8), which are coupled to each other by the fastening of the rotating shaft (4), and the eccentric portion of the rotating shaft so as to be in linear contact with the inner peripheral surface of the compression space (P) of the cylinder (5) ( The rolling piston 9 is inserted into 4a) and rotates and rotates in accordance with the rotation of the rotation shaft 4, and is inserted to enable linear movement on one side of the cylinder 5, and an end thereof is connected to the outer circumferential surface of the rolling piston 9; It comprises a vane (not shown) for partitioning the cylinder compression space (P) into the suction chamber and the compression chamber while sliding contact. .
그리고, 상기 실린더(5)의 일측에 압축된 냉매가스를 토출시키는 토출포트(5a)가 형성되고 상기 상부베어링(7)의 일측에 상기 토출포트(5a)와 연통되도록 토출공(7a)이 형성되며 상기 밀폐용기(1)의 일측에 압축된 가스가 외부로 토출되는 토출관(10)이 결합되어 있다.A discharge port 5a is formed on one side of the cylinder 5 to discharge the compressed refrigerant gas, and a discharge hole 7a is formed on one side of the upper bearing 7 so as to communicate with the discharge port 5a. And the discharge tube 10 for discharging the compressed gas to the outside is coupled to one side of the sealed container (1).
상기 실린더(5)의 일측에 냉매가스가 압축공간(P)으로 유입되는 흡입구(5b)가 형성되고, 상기 흡입구(5b)에 밀폐용기(1)의 측부에 설치되는 어큐뮬레이터(20)와 연결되는 흡입관(12)이 결합되어 있다. 그리고 상기 밀폐용기(1)의 저면에는 슬라이딩이 일어나는 부품에 공급되는 오일이 채워져 있다.An inlet 5b is formed at one side of the cylinder 5 to introduce refrigerant gas into the compression space P, and is connected to the accumulator 20 installed at the side of the sealed container 1 at the inlet 5b. Suction tube 12 is coupled. The bottom surface of the sealed container 1 is filled with oil supplied to a component in which sliding occurs.
미설명 부호 13은 토출밸브이며, 14는 리테이너이고, 15는 소음기이다.Reference numeral 13 is a discharge valve, 14 is a retainer, and 15 is a silencer.
상기한 바와 같은 압축기는 인가되는 전류에 의해 회전자(3)가 회전하면서 회전축(4)을 회전시키게 되면 상기 회전축(4)의 회전에 의해 회전축의 편심부(4a)에 결합된 롤링피스톤(9)이 베인과 접촉된 상태에서 실린더 압축공간(P)에서 편심 회전하게 된다. 상기 롤링피스톤(9)의 편심 회전에 의한 실린더 압축공간(P)의 체적변화로 저온저압의 냉매가스가 흡입관(12)과 흡입구(5b)를 통해 실린더 압축공간(P)으로 흡입되어 고온고압의 상태로 압축되며 그 압축된 고온고압의 냉매가스는 토출포트(5a) 및 토출공(7a)을 통해 밀폐용기(1)내부로 토출된다. 상기 토출된 냉매가스는 밀폐용기(1)의 상부에 설치된 토출관(10)을 통해 밀폐용기(1)외부로 토출된다.As described above, when the rotor 3 rotates while the rotor 3 rotates by an applied current, the compressor rotates to the eccentric portion 4a of the rotating shaft 4 by the rotation of the rotating shaft 4. ) Rotates eccentrically in the cylinder compression space (P) in contact with the vanes. The low temperature low pressure refrigerant gas is sucked into the cylinder compression space P through the suction pipe 12 and the suction port 5b by the volume change of the cylinder compression space P due to the eccentric rotation of the rolling piston 9, The compressed high-temperature, high-pressure refrigerant gas is discharged into the sealed container 1 through the discharge port 5a and the discharge hole 7a. The discharged refrigerant gas is discharged to the outside of the sealed container 1 through the discharge tube 10 installed on the top of the sealed container (1).
상기 밀폐용기(1)의 측부에 설치되는 어큐뮬레이터(20)는 사이클을 구성하는 증발기를 거친 냉매가 압축기를 구성하는 밀폐용기(1)내로 유입되기 전 냉매의 액체 상태와 기체 상태를 분리하여 기체 상태의 냉매만이 밀폐용기(1)내로 유입되도록 할 뿐만 아니라 냉매에 혼합된 오일을 분리하게 된다.The accumulator 20 installed on the side of the sealed container 1 separates the liquid state and the gas state of the refrigerant before the refrigerant passing through the evaporator constituting the cycle enters the sealed container 1 constituting the compressor. Only the refrigerant of not only to be introduced into the sealed container (1) but also to separate the oil mixed in the refrigerant.
상기 어큐뮬레이터(20)의 종래 구조는, 도 2에 도시한 바와 같이, 상측에 증발기와 연통되는 연결관(21)이 결합된 원통형의 몸체(22)와, 상기 몸체(22)내부에 설치되어 연결관(21)으로 유입되는 냉매를 여과하는 필터(23)와, 상기 실린더(5)의 압축공간(P)과 몸체(22)를 연통시키도록 몸체(22)의 하부에 삽입되는 흡입관(12)을 포함하여 구성되어 있다. 상기 흡입관(12)은 몸체(22)의 하부를 관통하여 소정의 높이를 갖도록 몸체(22) 내부에 삽입되어 있으며 그 흡입관(12)의 타측은 밀폐용기(1)에 결합된 흡입관조립체(16)에 삽입됨과 아울러 실린더 압축공간(P)과 연통되도록 결합되어 있다. 상기 몸체(22)에 삽입된 흡입관(12)은 몸체(22)의 저면에 고정 결합되며 상기 흡입관(12)은 보통 동파이프 또는 철제파이프로 형성되어 있다.Conventional structure of the accumulator 20 is, as shown in Figure 2, the cylindrical body 22 is coupled to the connecting tube 21 in communication with the evaporator on the upper side, is installed and connected inside the body 22 A filter 23 for filtering the refrigerant flowing into the pipe 21 and the suction pipe 12 inserted into the lower portion of the body 22 to communicate the compression space P of the cylinder 5 and the body 22. It is configured to include. The suction pipe 12 is inserted into the body 22 to penetrate the lower portion of the body 22 to have a predetermined height, and the other side of the suction pipe 12 is the suction pipe assembly 16 coupled to the hermetic container 1. It is inserted into and coupled to communicate with the cylinder compression space (P). The suction pipe 12 inserted into the body 22 is fixedly coupled to the bottom of the body 22, and the suction pipe 12 is usually formed of copper pipe or steel pipe.
상기 어큐뮬레이터(20)는 연결관(21)을 통해 몸체(22) 내부로 유입되는 냉매는 필터(23)를 통과하면서 오일이 여과됨과 아울러 액냉매가 몸체(22)의 저면에 채워지고 기체 상태의 냉매는 흡입관(12)을 통해 실린더의 압축공간(P)내부로 흡입되며 몸체(22)의 저면에 채워진 액냉매는 기체 상태로 변화되면서 흡입관(12)을 통해 실린더(5)의 압축공간(P)내부로 흡입된다.The accumulator 20 is the refrigerant flowing into the body 22 through the connecting pipe 21 is passed through the filter 23, the oil is filtered and the liquid refrigerant is filled in the bottom of the body 22 and the gaseous state The refrigerant is sucked into the compression space P of the cylinder through the suction pipe 12 and the liquid refrigerant filled in the bottom surface of the body 22 is changed into a gas state while the compression space P of the cylinder 5 through the suction pipe 12. Suction inside.
그러나 상기한 바와 같은 구조는 압축기구부를 구성하는 실린더(5)의 압축공간(P)에서 발생되는 흡입력에 의해 냉매가스가 어큐뮬레이터(20)의 몸체(22)와 흡입관(12)을 통해 실린더(5)내부로 반복적이고 지속적으로 흡입되는 과정에서 흡입관(12)에서 진동이 발생되어 소음을 유발시키게 되는 문제점이 있었다.However, in the structure as described above, the refrigerant gas is sucked by the suction force generated in the compression space P of the cylinder 5 constituting the compression mechanism part, through the body 22 and the suction pipe 12 of the accumulator 20. There was a problem that the vibration is generated in the suction pipe 12 in the process of repeatedly and continuously sucked inside to cause noise.
상기한 바와 같은 문제점을 감안하여 안출한 본 발명의 목적은 어큐뮬레이터로 유입된 냉매가스를 밀폐용기내부에 설치되는 실린더의 압축공간내부로 흡입되도록 안내하는 흡입관의 고유진동수를 높여 냉매가스의 흡입시 발생되는 진동을 감소시킬 수 있도록 한 밀폐형 회전식 압축기의 소음저감구조를 제공함에 있다.The object of the present invention devised in view of the above problems is to raise the natural frequency of the suction pipe to guide the refrigerant gas introduced into the accumulator into the compression space of the cylinder installed inside the sealed container to increase the natural frequency of the refrigerant gas It is to provide a noise reduction structure of the hermetic rotary compressor to reduce the vibration.
도 1은 일반적인 밀폐형 회전식 압축기를 도시한 단면도,1 is a cross-sectional view showing a general hermetic rotary compressor,
도 2는 종래 밀폐형 회전식 압축기의 어큐뮬레이터를 도시한 단면도,2 is a cross-sectional view showing an accumulator of a conventional hermetic rotary compressor;
도 3은 본 발명의 소음저감구조가 구비된 밀폐형 회전식 압축기를 부분 단면하여 도시한 정면도,Figure 3 is a front view showing a partial cross-sectional view of the hermetic rotary compressor with a noise reduction structure of the present invention,
(도면의 주요부분에 대한 부호의 설명)(Explanation of symbols for the main parts of the drawing)
1 ; 밀폐용기 20 ; 어큐뮬레이터One ; Hermetically sealed container 20; Accumulator
30 ; 흡입관 W ; 연결부30; Suction tube W; Connection
상기한 바와 같은 본 발명의 목적을 달성하기 위하여 내부에 전동기구부 및 압축기구부가 구비된 밀폐용기와 상기 밀폐용기의 측부에 설치되는 어큐뮬레이터와 상기 어큐뮬레이터와 압축기구부를 연결하여 어큐뮬레이터를 통한 냉매가스가 압축기구부로 흡입되도록 안내하는 흡입관을 포함하여 구성되는 밀폐형 회전식 압축기에 있어서, 상기 흡입관의 고유진동수가 고주파 대역을 갖도록 흡입관이 재질이 다른 두 개 이상의 관이 연결되어 이루어짐을 특징으로 하는 밀폐형 회전식 압축기의 소음저감구조가 제공된다.In order to achieve the object of the present invention as described above, by connecting the accumulator and the compressor and the accumulator and the accumulator installed on the side of the sealed container and the airtight mechanism and the compression mechanism is provided therein the refrigerant gas through the accumulator is compressed In the hermetic rotary compressor comprising a suction tube for guiding suction to the mechanism part, the noise of the hermetic rotary compressor characterized in that the suction tube is formed by connecting two or more tubes of different materials so that the natural frequency of the suction tube has a high frequency band. An abatement structure is provided.
이하, 본 발명의 밀폐형 회전식 압축기의 소음저감구조를 첨부도면에 도시한 실시예에 따라 설명하면 다음과 같다.Hereinafter, the noise reduction structure of the hermetic rotary compressor of the present invention will be described according to the embodiment shown in the accompanying drawings.
도 3은 본 발명의 밀폐형 회전식 압축기의 소음저감구조의 일예를 도시한 것으로, 이에 도시한 바와 같이, 먼저 밀폐용기(1)내부에 구동력을 발생시키는 전동기구부와 상기 전동기구부의 구동력을 전달받아 냉매가스를 흡입,압축하는 압축기구부가 설치된다. 그리고 상기 밀폐용기(1)의 측부에 증발기를 거친 냉매가스가 밀폐용기(1)내부에 설치된 압축기구부로 흡입되기 전 액냉매 및 오일을 분리하는 어큐뮬레이터(20)가 설치되며 상기 어큐뮬레이터(20)를 거친 기체 상태의 냉매가 압축기구부로 흡입되도록 안내하는 흡입관(30)이 어큐뮬레이터(20)와 압축기구부를 연통시키도록 설치된다. 상기 흡입관(30)은 고유진동수가 고주파 대역을 갖도록 재질이 다른 두 개 이상의 관이 연결되어 이루어진다. 상기 흡입관(30)은 재질이 다른 두 개의 관(31)(32)이 연결됨이 바람직하다.Figure 3 shows an example of the noise reduction structure of the hermetic rotary compressor of the present invention, as shown in the first, the electric power unit for generating a driving force in the hermetic container (1) and receiving the driving force of the electric mechanism part is a refrigerant Compressor mechanism for sucking and compressing gas is provided. An accumulator 20 for separating liquid refrigerant and oil is installed on the side of the sealed container 1 before the refrigerant gas passing through the evaporator is sucked into the compression mechanism installed in the sealed container 1. A suction pipe 30 for guiding the refrigerant in the rough gas state to be sucked into the compression mechanism unit is installed to communicate the accumulator 20 with the compression mechanism unit. The suction pipe 30 is formed by connecting two or more tubes of different materials so that the natural frequency has a high frequency band. The suction pipe 30 is preferably connected to two tubes 31, 32 of different materials.
상기 재질이 다른 관이 연결되는 연결부(W)가 어큐뮬레이터(20)의 내부에 위치하도록 함이 바람직하다. 상기 어큐뮬레이터(20)는 상측에 증발기와 연통되는 연결관(21)이 결합된 원통형의 몸체(22)내부에 상기 연결관(21)으로 유입되는 냉매를 여과하는 필터(23)가 설치되고 상기 흡입관(30)의 일측이 몸체(22)내부에 관통 삽입되어 이루어진다. 상기 몸체(22)의 내부에 위치하는 흡입관(30)은 소정의 길이를 가지며 상기 몸체(22)의 내부에 위치하는 흡입관(30)에 재질이 다른 두 개의 관(31)(32)이 연결되는 연결부(W)가 형성된다. 즉 상기 어큐뮬레이터(20)의 몸체(22)내부에 위치하는 흡입관(30)의 재질과 몸체(22) 외부에 위치하는 흡입관(30)의 재질이 다르게 형성된다.It is preferable that the connection portion (W) to which the pipes of different materials are connected is positioned inside the accumulator 20. The accumulator 20 has a filter 23 for filtering the refrigerant flowing into the connecting tube 21 is installed in the cylindrical body 22 coupled to the connecting tube 21 in communication with the evaporator, the suction tube One side of the 30 is inserted through the body 22 is made. The suction pipe 30 positioned inside the body 22 has a predetermined length, and two tubes 31 and 32 having different materials are connected to the suction pipe 30 positioned inside the body 22. The connecting portion W is formed. That is, the material of the suction pipe 30 positioned inside the body 22 of the accumulator 20 and the material of the suction pipe 30 positioned outside the body 22 are formed differently.
이하, 본 발명의 밀페형 회전식 압축기 소음저감구조의 작용효과를 설명하면 다음과 같다.Hereinafter, the operational effects of the hermetic rotary compressor noise reduction structure of the present invention will be described.
상기 밀폐형 회전식 압축기는 밀폐용기(1)내부에 설치된 전동기구부에 전류가 인가되어 회전력을 발생시키면 그 회전력을 전달받아 압축기구부가 작동하여 흡입, 압축, 토출 행정을 반복하면서 냉매가스를 흡입하고 압축하여 토출시키게 된다. 이때, 압축기구부로 흡입되는 냉매가스는 어큐뮬레이터(20)를 거쳐 흡입관(30)을 통해 압축기구부를 구성하는 실린더(5)의 압축공간(P)내부로 반복적이고 지속적으로 흡입되며 이과정에서 흡입관(30)에 진동이 발생하게 된다. 본 발명은 상기 흡입관(30)의 고유진동수가 고주파 대역을 지니게 되므로 냉매가스의 흡입시 발생되는 진동에 의한 소음을 저감시키게 된다.The hermetic rotary compressor is a current applied to the electric mechanism installed in the hermetic container (1) generates a rotational force to receive the rotational force and the compressor mechanism is operated by the suction, compression, discharge stroke repeating the suction and compression of the refrigerant gas Discharged. At this time, the refrigerant gas sucked into the compression mechanism part is repeatedly and continuously sucked into the compression space P of the cylinder 5 constituting the compression mechanism part through the suction pipe 30 through the accumulator 20 and in this process the suction pipe ( Vibration is generated in 30). According to the present invention, since the natural frequency of the suction pipe 30 has a high frequency band, noise caused by vibration generated when suction of the refrigerant gas is reduced.
이상에서 설명한 바와 같이, 본 발명에 의한 밀폐형 회전식 압축기의 소음저감구조는 어큐뮬레이터를 거친 냉매를 밀페용기내부에 설치되는 압축기구부로 안내하는 흡입관의 고유진동수가 고주파 대역을 갖게 되므로 압축기구부의 흡입력에 의해 반복적이고 지속적으로 흡입되는 냉매에 의해 흡입관에서 발생되는 진동 소음을 저감시키게 됨으로써 압축기의 신뢰성을 높일 수 있는 효과가 있다.As described above, the noise reduction structure of the hermetic rotary compressor according to the present invention has a high frequency band of the suction tube for guiding the refrigerant passed through the accumulator to the compression mechanism installed in the hermetic container. By reducing the vibration noise generated in the suction pipe by the repetitive and continuously sucked refrigerant there is an effect that can increase the reliability of the compressor.
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019990019433A KR20000075073A (en) | 1999-05-28 | 1999-05-28 | Structure for reducing noise or rotary compressor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019990019433A KR20000075073A (en) | 1999-05-28 | 1999-05-28 | Structure for reducing noise or rotary compressor |
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| Publication Number | Publication Date |
|---|---|
| KR20000075073A true KR20000075073A (en) | 2000-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019990019433A KR20000075073A (en) | 1999-05-28 | 1999-05-28 | Structure for reducing noise or rotary compressor |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5898677A (en) * | 1981-12-09 | 1983-06-11 | Matsushita Electric Ind Co Ltd | Noise attenuating device for enclosed type rotary compressor |
| JPS60111070A (en) * | 1983-11-18 | 1985-06-17 | Matsushita Electric Ind Co Ltd | Noise attenuator for closed motor-driven compressor |
| JPS61187588A (en) * | 1985-02-14 | 1986-08-21 | Matsushita Electric Ind Co Ltd | Noise damper of enclosed rotary compressor |
| JPH0227171A (en) * | 1988-07-15 | 1990-01-29 | Sanyo Electric Co Ltd | Closed type compressor |
| JPH0482383U (en) * | 1990-11-29 | 1992-07-17 |
-
1999
- 1999-05-28 KR KR1019990019433A patent/KR20000075073A/en not_active Application Discontinuation
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5898677A (en) * | 1981-12-09 | 1983-06-11 | Matsushita Electric Ind Co Ltd | Noise attenuating device for enclosed type rotary compressor |
| JPS60111070A (en) * | 1983-11-18 | 1985-06-17 | Matsushita Electric Ind Co Ltd | Noise attenuator for closed motor-driven compressor |
| JPS61187588A (en) * | 1985-02-14 | 1986-08-21 | Matsushita Electric Ind Co Ltd | Noise damper of enclosed rotary compressor |
| JPH0227171A (en) * | 1988-07-15 | 1990-01-29 | Sanyo Electric Co Ltd | Closed type compressor |
| JPH0482383U (en) * | 1990-11-29 | 1992-07-17 |
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