KR19980078418A - Vibration reducing device of the compressor - Google Patents

Vibration reducing device of the compressor Download PDF

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Publication number
KR19980078418A
KR19980078418A KR1019970015942A KR19970015942A KR19980078418A KR 19980078418 A KR19980078418 A KR 19980078418A KR 1019970015942 A KR1019970015942 A KR 1019970015942A KR 19970015942 A KR19970015942 A KR 19970015942A KR 19980078418 A KR19980078418 A KR 19980078418A
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KR
South Korea
Prior art keywords
vibration
support spring
compressor
snubber
vibration reducing
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Application number
KR1019970015942A
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Korean (ko)
Inventor
김규동
Original Assignee
윤종용
삼성전자 주식회사
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Application filed by 윤종용, 삼성전자 주식회사 filed Critical 윤종용
Priority to KR1019970015942A priority Critical patent/KR19980078418A/en
Publication of KR19980078418A publication Critical patent/KR19980078418A/en

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Classifications

    • 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
    • F04B39/0027—Pulsation and noise damping means
    • F04B39/0044—Pulsation and noise damping means with vibration damping supports
    • 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
    • F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
    • F04B35/04—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being electric
    • 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
    • F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
    • F04B39/121—Casings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
    • F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
    • F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F2230/00—Purpose; Design features
    • F16F2230/22—Pumps

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Compressor (AREA)

Abstract

본 발명은 압축기의 진동감소장치에 관한 것으로서, 지지스프링이 흡수, 완충시키지 못한 잔여진동이나 미세진동을 흡수하도록 상기 지지스프링의 일측에 보조진동감소수단이 구비된 것을 특징으로 하며, 압축기 운전시에 발생되는 진동을 지지스프링에 의해 1차적으로 흡수 완충하고, 상기 지지스프링에 의해 완충되지 않은 미세한 진동을 2차적으로 감소시키도록 함으로써, 저진동 저소음 압축기에 적용 할 수 있다.The present invention relates to a vibration reduction device of a compressor, characterized in that the auxiliary vibration reducing means is provided on one side of the support spring to absorb residual or micro vibrations that the support spring has not absorbed and buffered. The vibration generated is absorbed and buffered primarily by the support spring, and the second vibration is reduced by the support spring to be applied to the low vibration low noise compressor.

Description

압축기의 진동감소장치Vibration reducing device of the compressor

본 발명은 공기조화기, 냉장고등에 장착되는 압축기에 관한 것으로서, 특히, 압축기 운전중에 발생되는 진동을 1차 감소시킨 후 발생되는 잔여진동 및 미세진동을 흡수하는 압축기의 진동감소장치에 관한 것이다.The present invention relates to a compressor mounted on an air conditioner, a refrigerator, and the like, and more particularly, to a vibration reduction device of a compressor that absorbs residual vibration and fine vibration generated after first reducing vibration generated during compressor operation.

종래의 압축기는 도1에 도시한 바와 같이 내장물을 보호함과 동시에 밀폐시키는 상·하부쉘(shell)(1, 2)이 있고, 상기 상·하부쉘(1, 2)의 내측에는 외부의 전원을 공급받아 자장을 형성시키는 고정자(3)가 배설되어 있고, 상기 고정자(3)의 내측으로는 상기 고정자(3)에 형성된 자장의 영향으로 회전되는 회전자(5)가 배설되어 있고, 상기 회전자(5)의 내측에는 상기 회전자(5)와 연동하여 회전하는 회전축(9)이 배설되어 있고, 상기 회전축(9)의 일단에는 상기 회전축(9)의 회전운동을 왕복운동으로 전환시키는 커넥팅로드(11)가 배설되어 있고, 상기 커넥팅로드(11)의 단부에는 상기 커넥팅로드(11)의 왕복 운동에 연동되어 왕복 운동하도록 피스톤(13)이 배설되어 있고, 상기 피스톤(13)의 외측에는 상기 피스톤(13)이 왕복 운동하도록 가이드함과 동시에 냉매가 압축되는 공간을 형성하도록 실린더블록(15)이 배설되어 있고, 상기 실린더블록(15)의 상면에는 흡입공(17) 및 토출공(19)이 형성된 밸브플레이트(21)가 배설되어 있고, 상기 밸브플레이트(21)의 일면에는 흡입실(23) 및 토출실(25)이 형성된 실린더헤드(27)가 배설되어 있고, 밸브플레이트(21) 및 실린더헤드(27)의 사이에는 기밀을 유지하도록 가스켓(29)이 삽입 배설되어 있다.Conventional compressors have upper and lower shells 1 and 2 for protecting and sealing the interior as shown in FIG. 1, and inside and outside the upper and lower shells 1 and 2, respectively. A stator 3 is formed to receive a power supply and forms a magnetic field. A rotor 5 rotated under the influence of a magnetic field formed in the stator 3 is disposed inside the stator 3. Inside the rotor 5, a rotating shaft 9 which rotates in association with the rotor 5 is arranged, and one end of the rotating shaft 9 converts the rotational movement of the rotating shaft 9 into a reciprocating motion. A connecting rod 11 is disposed, a piston 13 is disposed at an end of the connecting rod 11 so as to reciprocate in conjunction with a reciprocating motion of the connecting rod 11, and an outer side of the piston 13. The piston 13 is guided to reciprocate and at the same time the refrigerant is compressed The cylinder block 15 is disposed so as to form a space, and the valve plate 21 on which the suction hole 17 and the discharge hole 19 are formed is disposed on the upper surface of the cylinder block 15. One surface of the cylinder 21 is provided with a cylinder head 27 having a suction chamber 23 and a discharge chamber 25, and a gasket 29 to maintain airtightness between the valve plate 21 and the cylinder head 27. ) Is inserted and excreted.

상기 하부쉘(2)의 내측 4개소측에는 스너버(SNUBBER)(31)가 용접되어 있고, 상기 스너버(31)에는 압축기의 운전중에 발생되는 진동을 흡수하도록 지지스프링(33)이 강제 압입되어 있고, 상기 실린더블록(15)의 하단측 4개소측에는 보스(35)가 돌출 형성되어 상기 지지스프링(33)의 내측으로 안착되도록 되어 있다.A snubber 31 is welded to four inner sides of the lower shell 2, and a support spring 33 is forcibly pressed into the snubber 31 to absorb vibration generated during operation of the compressor. The bosses 35 protrude from four lower sides of the cylinder block 15 so as to be seated inside the support spring 33.

미설명부호(37)는 냉매를 실린더블록(15)으로 보내는 흡입머플러를 나타내고, 부호(39)는 상기 흡입머플러(37)의 냉매를 실린더블록(15)으로 보내는 연결관을 나타낸다.Reference numeral 37 denotes a suction muffler for sending the refrigerant to the cylinder block 15, and reference numeral 39 denotes a connection pipe for sending the refrigerant of the suction muffler 37 to the cylinder block 15.

이와 같이 구성된 종래의 왕복동식 압축기는 전원이 인가되면 고정자(3)에 자장이 형성되고 상기 고정자(3)에 형성된 자장에 의해서 회전자(5)가 회전하게 되면, 상기 회전자(5)와 일체로 결착된 회전축(9)이 회전하고, 상기 회전자(5)가 회전됨에 따라 상기 회전자(5)의 일단부에 배설된 커넥팅로드(11)가 직선 왕복 운동하고, 상기 커넥팅로드(11)가 직선 왕복 운동함에 따라 상기 커넥팅로드(11)의 일단 및 실린더블록(15)의 내측에 배설된 피스톤(13)이 왕복 직선 이동되어서 구동되면 상기 흡입머플러(35) 및 연결관(37)을 통해 상기 실린더헤드(27)의 흡입실(23)로 유입된 냉매가 밸브플레이트(21)의 흡입공(17)에 배설된 흡입밸브(31)를 밀어 실린더블록(15)의 내부로 유입되고, 피스톤(13)이 이동함에 따라 압축된 실린더블록(15) 내부의 냉매는 고압이 되어 밸브플레이트(21)의 토출공(19)을 통해 실린더블록(15)의 외측으로 배출된다.In the conventional reciprocating compressor configured as described above, when power is applied, a magnetic field is formed in the stator 3, and when the rotor 5 is rotated by the magnetic field formed in the stator 3, the rotor 5 is integrated with the rotor 5. Rotating shaft (9) is rotated, and as the rotor (5) is rotated, the connecting rod (11) disposed at one end of the rotor (5) linear reciprocating movement, the connecting rod (11) As the linear reciprocating motion of the one end of the connecting rod 11 and the piston 13 disposed inside the cylinder block 15 is moved reciprocally linearly driven through the suction muffler 35 and the connecting pipe 37 The refrigerant flowing into the suction chamber 23 of the cylinder head 27 pushes the suction valve 31 disposed in the suction hole 17 of the valve plate 21 and flows into the cylinder block 15. As the (13) moves, the refrigerant inside the compressed cylinder block (15) becomes a high pressure valve valve. Through the discharge holes 19 of the bit 21 and is discharged to the outside of the cylinder block 15.

한편, 압축기 운전시 발생되는 진동은 스너버(31)위에 장착된 지지스프링(33)이 흡수하여 완충작용을 한다.On the other hand, the vibration generated during the operation of the compressor is absorbed by the support spring 33 mounted on the snubber 31 to act as a buffer.

그러나, 이와 같이 구성된 종래의 압축기는 압축기 운전시에 발생되는 진동을 지지스프링(33)에 의해서만 흡수 완충작용을 할 수 있도록 되어 있어, 상기 지지스프링(33)에 의해 흡수 완충된 후 발생되는 잔여진동 및 미세진동을 완전히 해소할 수 없다는 문제점이 있었다.However, the conventional compressor configured as described above is capable of absorbing and absorbing the vibration generated during the operation of the compressor only by the support spring 33, so that the residual vibration generated after the absorbed and buffered by the support spring 33 is absorbed. And there was a problem that can not completely eliminate the micro-vibration.

따라서, 본 발명은 상술한 종래의 문제점을 해결하기 위하여 안출된 것으로서, 본 발명의 목적은 압축기 운전중에 발생되는 진동에 대해 1차적으로 지지스프링에 의해 흡수 완충시킨 후 생기는 잔여진동 및 미세진동을 해소시켜 저진동으로 인한 저소음 압축기에 적용될 수 있는 압축기의 진동감소장치를 제공하는데 있다.Accordingly, the present invention has been made to solve the above-mentioned conventional problems, and an object of the present invention is to solve the residual vibration and the micro-vibration generated after absorbing and buffering by the support spring primarily against the vibration generated during the operation of the compressor. It is to provide a vibration reducing device of the compressor that can be applied to a low noise compressor due to low vibration.

도1은 종래의 왕복동식 압축기의 구성을 개략적으로 도시한 전체 종단면도,1 is an overall longitudinal cross-sectional view schematically showing the configuration of a conventional reciprocating compressor;

도2는 본 발명의 일실시예에 의한 압축기의 진동감소장치의 구성을 개략적으로 도시한 요부 확대 단면도이다.2 is an enlarged cross-sectional view showing main parts schematically showing a configuration of a vibration reducing device of a compressor according to an embodiment of the present invention.

도면의 주요부분에 대한 부호의 설명Explanation of symbols for main parts of the drawings

2 : 하부쉘 15 : 실린더블록2: lower shell 15: cylinder block

31 : 스너버 33 : 지지스프링31: snubber 33: support spring

35 : 보스 40 : 보조진동감소수단35: boss 40: auxiliary vibration reducing means

41 : 보조스프링41: auxiliary spring

상기 목적을 달성하기 위하여 이루어진 본 발명에 따른 압축기의 진동감소장치는 하부쉘의 내측에 용접된 스너버와, 운전중에 발생되는 진동을 흡수하도록 상기 스너버에 강제 압입된 지지스프링과, 지지스프링의 내측으로 안착되도록 다수개의 보스가 돌출 형성된 실린더블록을 구비한 압축기에 있어서, 상기 지지스프링이 흡수, 완충시키지 못한 잔여진동이나 미세진동을 흡수하도록 상기 지지스프링의 일측에 보조진동감소수단이 구비된 것을 특징으로 한다.Vibration reducing device of the compressor according to the present invention made to achieve the above object is a snubber welded to the inner side of the lower shell, the support spring forced into the snubber to absorb the vibration generated during operation, and the support spring In the compressor having a cylinder block protruding a plurality of bosses to be seated inward, the auxiliary vibration reducing means is provided on one side of the support spring to absorb the residual vibration or the micro vibration that the support spring is not absorbed, buffered It features.

이하, 본 발명의 바람직한 일실시예를 첨부된 도면 도2에 따라서 더욱 상세하게 설명한다.Hereinafter, a preferred embodiment of the present invention will be described in more detail with reference to the accompanying drawings.

도1에 도시한 부분과 동일한 부분에 대해서는 동일부호 및 동일명칭을 부여한다.The same parts as those shown in FIG. 1 are given the same reference numerals and the same names.

도2에 도시한 바와 같이 내장물을 보호함과 동시에 밀폐시키는 쉘(2)이 있고, 상기 쉘(2)의 내측에는 실린더블록(15)이 내장되어 있고, 상기 쉘(2)의 내측 다수개소측에는 스너버(31)가 용접되어 있고, 상기 스너버(31)에는 지지스프링(33)이 강제 압입되어 있고, 상기 실린더블록(15)의 하단 다수개소측에는 상기 지지스프링(33)의 내측으로 안착되도록 보스(35)가 돌출 형성되어 있다.As shown in Fig. 2, there is a shell 2 that protects and seals the interior, and a cylinder block 15 is built in the inside of the shell 2, and a plurality of places inside the shell 2 are provided. A snubber 31 is welded to the side, and a support spring 33 is forcibly press-fitted to the snubber 31, and a plurality of lower ends of the cylinder block 15 are seated inside the support spring 33. The boss 35 is formed to protrude.

상기 지지스프링(33)의 일측에는 상기 지지스프링(33)에 의해 완충되지 못한 자연진동이나 미세진동을 흡수시키도록 보조진동감소수단(40)이 배설되어 있다.One side of the support spring 33 is provided with an auxiliary vibration reducing means 40 to absorb natural or micro vibrations that are not buffered by the support spring 33.

상기 보조진동감소수단(40)은 상기 스너버(31) 및 보스(35)의 사이에 배설된 보조스프링(41)으로 이루어져 있다.The auxiliary vibration reducing means 40 is composed of an auxiliary spring 41 disposed between the snubber 31 and the boss 35.

상기 보조스프링(41)은 지지스프링(33)에 비해 스프링 선경과, 자유장길이가 작고, 하중도 상대적으로 작게 설계되어 저진동 및 미세진동을 흡수할 수 있게 되어 있다.Compared with the support spring 33, the auxiliary spring 41 has a spring wire diameter, a free long length, and a relatively small load to absorb low and fine vibrations.

다음은 본 발명의 일실시예에 의한 압축기의 진동감소장치의 작용에 대해서 설명한다.Next will be described the operation of the vibration reducing device of the compressor according to an embodiment of the present invention.

압축기를 운전시킴에 따라 발생된 진동을 스너버(31)에 압입된 지지스프링(33)에서 1차적으로 진동을 흡수, 완충하고, 상기 지지스프링(33)에 의해 흡수되지 못한 잔여진동이나, 미세진동은 스너버(31) 및 보스(35)에 배설된 보조스프링(41)이 2차적으로 진동을 감소시켜 준다.The vibration generated by operating the compressor is primarily absorbed and buffered by the support spring 33 press-fitted into the snubber 31, and the residual vibration or fineness which is not absorbed by the support spring 33 is reduced. The vibration is secondary to the auxiliary spring 41 disposed in the snubber 31 and the boss 35 to reduce the vibration secondary.

상술한 바와 같이 본 발명에 의한 압축기의 진동감소장치에 의하면, 압축기 운전시에 발생되는 진동을 지지스프링에 의해 1차적으로 흡수 완충하고, 상기 지지스프링에 의해 완충되지 않은 미세한 진동을 2차적으로 감소시키도록 함으로써, 저진동 저소음 압축기에 적용할 수 있다.As described above, according to the vibration reduction device of the compressor according to the present invention, the vibration generated during the operation of the compressor is primarily absorbed and buffered by the support spring, and the second vibration is secondarily reduced by the support spring. It can be applied to a low vibration low noise compressor.

Claims (2)

쉘의 내측에 용접된 스너버와, 운전중에 발생되는 진동을 흡수하도록 상기 스너버에 강제 압입된 지지스프링과, 상기 지지스프링의 내측으로 안착되도록 다수개의 보스부가 돌출 형성된 실린더블록을 구비한 압축기에 있어서, 상기 지지스프링이 흡수, 완충시키지 못한 잔여진동이나 미세진동을 흡수하도록 상기 지지스프링의 일측에 보조진동감소수단이 구비된 것을 특징으로 하는 압축기의 진동감소장치.The compressor includes a snubber welded to the inside of the shell, a support spring forcibly pushed into the snubber to absorb vibrations generated during operation, and a cylinder block having a plurality of boss parts protruding to be seated into the support spring. The vibration reducing device of the compressor, characterized in that the auxiliary vibration reducing means is provided on one side of the support spring so as to absorb the residual vibration or the micro vibration that the support spring has not absorbed and buffered. 제1항에 있어서, 상기 보조진동감소수단은 상기 보스 및 스너버에 고정 배설된 보조스프링으로 이루어진 것을 특징으로 하는 압축기의 진동감소장치.The vibration reducing device of claim 1, wherein the auxiliary vibration reducing means comprises an auxiliary spring fixedly disposed on the boss and snubber.
KR1019970015942A 1997-04-28 1997-04-28 Vibration reducing device of the compressor KR19980078418A (en)

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