KR100408247B1 - Structure of base for hermetic rotary compressor - Google Patents
Structure of base for hermetic rotary compressor Download PDFInfo
- Publication number
- KR100408247B1 KR100408247B1 KR10-2001-0071498A KR20010071498A KR100408247B1 KR 100408247 B1 KR100408247 B1 KR 100408247B1 KR 20010071498 A KR20010071498 A KR 20010071498A KR 100408247 B1 KR100408247 B1 KR 100408247B1
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- rotary compressor
- lower cover
- cover portion
- hermetic rotary
- compressor
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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
- F04B39/0027—Pulsation and noise damping means
- F04B39/0044—Pulsation and noise damping means with vibration damping supports
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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
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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
- F04C2230/00—Manufacture
- F04C2230/20—Manufacture essentially without removing material
- F04C2230/23—Manufacture essentially without removing material by permanently joining parts together
- F04C2230/231—Manufacture essentially without removing material by permanently joining parts together by welding
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
본 발명은, 밀폐식 회전형 압축기에 관한 것으로서, 밀폐형 회전식 압축기용 밀폐용기의 중공형 본체부와 그 일측 개방단을 밀봉하기 위한 하부덮개부와 그 저부에 압축기를 지지하여 체결 고정하기 위한 받침부가 결합된 밀폐형 회전식 압축기의 베이스 구조에 있어서, 상기 하부덮개부와 그 저부에 받침부를 일체로 형성한 하부덮개받침으로 구성하여 두 부품간의 사이 뜸에 의한 금속마찰음의 발생을 방지하고, 두 부품 사이의 용접 공정이 줄어들어 공정 단축은 물론 품질 또한 개설이 가능하다. 또한, 하부 용접토치의 접근이 용이하도록 함과 아울러 밀폐용기의 본체부에 상부덮개부와 하부덮개부를 동시에 용접함으로서 조립공정을 대폭 단순화시킬 수 있고, 생산라인의 길이를 최소화 할 수 있는 밀폐형 회전식 압축기의 베이스 구조를 제공한다.The present invention relates to a hermetic rotary compressor, which includes a hollow main body portion of a hermetically sealed rotary compressor, a lower cover portion for sealing one open end thereof, and a support portion for supporting and fastening the compressor to the bottom thereof. In the base structure of the combined hermetic rotary compressor, the lower cover portion and the lower cover portion formed integrally with the support portion at the bottom thereof to prevent the occurrence of metal friction by the friction between the two components, As the welding process is reduced, the process can be shortened and quality can be opened. In addition, it is possible to easily access the lower welding torch and weld the upper cover portion and the lower cover portion at the same time to the main body of the sealed container, greatly simplifying the assembly process, and can be minimized the length of the production line sealed rotary compressor To provide a base structure.
Description
본 발명은 밀폐형 회전식 압축기에 관한 것으로서, 보다 상세하게는 하부덮개와 삼각받침대를 일체화함으로서 두 구조물 사이에서 발생하는 소음 및 진동을 저감하기 위한 밀폐식 회전형 압축기의 베이스구조에 관한 것이다.The present invention relates to a hermetic rotary compressor, and more particularly, to a base structure of a hermetic rotary compressor for reducing noise and vibration generated between two structures by integrating a lower cover and a triangular stand.
일반적으로 종래의 밀폐형 회전식 압축기는 도 1에서 도시한 바와 같이 전원을 인가하면 회전력을 발생시키는 전동기구부와 전동기구부로 부터 회전력을 전달받아 냉매 가스를 흡입, 압축 및 토출하는 압축기구부와, 상기 압축기구부를 소정의 형상의 밀폐된 공간내에 고정하기 위한 밀폐용기(110)로 구성된다.In general, the conventional hermetic rotary compressor is a compressor mechanism for sucking, compressing, and discharging refrigerant gas by receiving a rotational force from an electric mechanism unit and an electric mechanism unit that generate rotational force when power is applied, as shown in FIG. It is composed of a sealed container 110 for fixing in a closed space of a predetermined shape.
상기 전동기구부는 전원이 인가되면 자력을 발생하는 고정자(121)와, 그 고정자(121)의 자력에 의하여 회전하는 회전자(122)와, 그 회전자(122)의 내경에 압입되는 회전축(123)으로 구성된다.The power mechanism part includes a stator 121 that generates magnetic force when a power is applied, a rotor 122 that rotates by the magnetic force of the stator 121, and a rotation shaft 123 that is pressed into the inner diameter of the rotor 122. It is composed of
상기 압축기구부는 전동기구부의 하부에 위치하며, 냉매 가스를 흡입, 압축 및 토출하도록 구비된 실린더(131)와, 상기 실린더(131)의 상, 하부에 조립되어 상기 회전축(123)을 관통시켜 지지하는 상부베어링(134) 및 하부베어링(135)과, 상기 회전축(123)에 편심부(132)가 삽입되어 그 회전축(123)의 회전에 따라 상기 실린더(131) 내부 공간에서 공전하는 롤링피스톤(133)과, 상기 롤링피스톤(133)의 외주면과 선 접촉되어 실린더(131)의 내부공간 내주면과 롤링피스톤(133)의 외주면에 의해 형성되는 공간부를 흡입영역과 압축영역으로 분리시키는 베인(미도시)으로구성된다.The compressor mechanism is located in the lower portion of the transmission mechanism, the cylinder 131 is provided to suck, compress and discharge the refrigerant gas, and the upper and lower parts of the cylinder 131 is assembled to support the rotating shaft 123 through The upper bearing 134 and the lower bearing 135 and the eccentric portion 132 is inserted into the rotating shaft 123 and the rolling piston revolving in the inner space of the cylinder 131 according to the rotation of the rotating shaft 123 ( 133 and a vane for linearly contacting the outer circumferential surface of the rolling piston 133 to separate the space formed by the inner circumferential surface of the inner space of the cylinder 131 and the outer circumferential surface of the rolling piston 133 into a suction region and a compressed region. It consists of).
도 2에서 도시한 바와 같이, 상기 밀폐용기(110)는 일정한 두께를 갖는 중공형 원통의 본체부(111)와 그 상측 개방단을 밀봉 결합하는 상부덮개부(112)와, 상기 본체의 하측 개방단을 밀봉 결합하는 하부덮개부(113)로 구성된다.As shown in FIG. 2, the hermetic container 110 has an upper cover portion 112 for sealingly coupling the body portion 111 of the hollow cylindrical body having a predetermined thickness and the upper open end thereof, and the lower opening of the body. It consists of a lower cover portion 113 for sealingly coupling the ends.
상기 밀폐용기(110)의 하부덮개부(113) 저면에 받침대가 용접 결합되어 밀폐형 회전식 압축기를 지지하고, 상기 받침대는 꼭지부에는 밀폐형 회전식 압축기를 에어콘 내지 냉동기에 체결하도록 체결구(117)가 각각 형성된 삼각받침대(114)이다.A pedestal is welded to the bottom surface of the lower cover portion 113 of the airtight container 110 to support a hermetic rotary compressor, and the pedestal has fasteners 117 to fasten the hermetic rotary compressor to the air conditioner or the freezer, respectively. The triangular pedestal 114 is formed.
상기 하부덮개부(113)와 삼각받침대(114)가 별도의 부품으로 용접하여 결합할 때 하부덮개부(113)와 삼각받침대(114) 사이에 용접비드면(116) 사이의 사이뜸(115)이 발생되고, 이로 인하여 두 부품간의 진동과 함께 금속 마찰음이 발생하는 문제점이 있었다.When the lower cover portion 113 and the triangular stand 114 are welded to each other as a separate component, the space between the weld bead surface 116 between the lower cover portion 113 and the triangular stand 114 is 115. There is a problem, which caused a metal friction sound with vibration between the two parts.
또, 밀폐용기(110)의 하측 개방단에 하부덮개부(113)와 삼각받침대(114)를 용접하여 결합함으로서 부품을 용접결합하기 위한 반전이 많아 생산성을 저해시킴과 아울러 생산라인의 길이가 길어지고, 이로 인한 공간확보와 용점결합의 품질 저하로 인한 완성품의 재 작업 및 공기와 비용이 증가한다는 문제점이 있었다.In addition, by welding the lower cover portion 113 and the triangular stand 114 to the lower open end of the sealed container 110, there is a lot of inversion for welding joining the parts to inhibit productivity and the length of the production line is long There is a problem that the rework of the finished product and the air and the cost increase due to the reduction of the space and the quality of the melting point.
상기한 바와 같은 문제점을 해결하기 위하여 안출된 본 발명은 밀페형 회전식 압축기의 밀폐용기를 저부를 구성하는 하부덮개부와 삼각받침대의 구조물 사이에서 발생하는 소음 및 진동을 저감하는 하부덮개부와 삼각받침대의 용접공정을 삭제함과 동시에 본체부에 상부덮개부와 하부덮개부를 동시에 원주 용접이 가능하게하기 위한 밀폐형 회전식 압축기의 베이스 구조를 제공한다.The present invention devised to solve the problems as described above is a lower lid portion and a triangular stand to reduce the noise and vibration generated between the structure of the lower lid portion and the triangular stand constituting the bottom of the sealed container of the hermetic rotary compressor It provides a base structure of the hermetic rotary compressor to enable the circumferential welding of the upper cover portion and the lower cover portion at the same time while eliminating the welding process of.
제 1도는 종래의 밀폐형 회전식 압축기의 종단면도,1 is a longitudinal sectional view of a conventional hermetic rotary compressor,
제 2도는 종래의 밀폐형 회전식 압축기의 베이스 조립사시도,2 is a perspective view of a base assembly of a conventional hermetic rotary compressor,
제 3도는 본 발명의 밀폐형 회전식 압축기의 종단면도,3 is a longitudinal sectional view of the hermetic rotary compressor of the present invention,
제 4도는 본 발명의 밀폐형 회전식 압축기의 베이스 조립사시도.4 is a perspective view of the base assembly of the hermetic rotary compressor of the present invention.
** 도면의 주요부분에 대한 설명 **** Description of the main parts of the drawing **
10: 밀폐용기 11: 본체부10: airtight container 11: main body
12: 상부덮개부 13: 하부덮개받침12: upper cover portion 13: lower cover support
14, 116: 하부덮개부 15: 받침부14, 116: lower cover 15: base
16: 원형돌기부 17: 체결구16: circular protrusion 17: fastener
21: 고정자 22: 회전자21: stator 22: rotor
23: 회전축 31: 실린더23: axis of rotation 31: cylinder
32: 편심부 33: 롤링피스톤32: eccentric 33: rolling piston
34: 상부베어링 35: 하부베어링34: upper bearing 35: lower bearing
상기한 목적을 달성하기 위하여 본 발명에 따라, 밀폐형 회전식 압축기용 밀폐용기의 중공형 본체부와 그 일측 개방단을 밀봉하기 위한 하부덮개부와 그 저부에 압축기를 지지하여 체결 고정하기 위한 받침부가 결합된 밀폐형 회전식 압축기의 베이스 구조에 있어서, 상기 하부덮개부와 그 저부에 받침부를 일체로 형성한 하부덮개받침으로 구성하는 것을 특징으로 하는 밀폐형 회전식 압축기의 베이스 구조를 제공한다.In order to achieve the above object, according to the present invention, the hollow body portion of the hermetic rotary compressor and the lower cover portion for sealing one open end thereof and the support portion for supporting and fastening and fixing the compressor on the bottom thereof are combined. In the base structure of the sealed rotary compressor, it provides a base structure of the hermetic rotary compressor comprising a lower lid support formed integrally with the lower lid portion and a support portion on the bottom thereof.
이하, 본 발명의 밀폐형 스크롤 압축기를 도시한 도면에 따라 상세히 설명하면 다음과 같다.Hereinafter, a detailed description of the hermetic scroll compressor according to the present invention is as follows.
도 3은 본 발명의 밀폐형 회전식 압축기의 베이스 구조를 도시한 종단면도 이고, 도 4는 본 발명의 밀폐형 회전식 압축기의 베이스 구조를 도시한 사시도이다.Figure 3 is a longitudinal sectional view showing the base structure of the hermetic rotary compressor of the present invention, Figure 4 is a perspective view showing the base structure of the hermetic rotary compressor of the present invention.
도 3에서 도시한 바와 같이, 본 발명의 밀폐형 회전식 압축기는 전원을 인가하면 회전력을 발생시키는 전동기구부와 전동기구부로부터 회전력을 전달받아 냉매 가스를 흡입, 압축 및 토출하는 압축기구부와, 상기 압축기구부를 소정의 형상의 밀폐된 공간내에 고정하기 위한 밀폐용기(10)로 구성된다.As shown in FIG. 3, the hermetic rotary compressor of the present invention receives a rotational force from an electric mechanism unit that generates rotational force when the power is applied, and a compression mechanism unit that sucks, compresses and discharges refrigerant gas, and the compressor mechanism unit. It consists of a sealed container 10 for fixing in a sealed space of a predetermined shape.
상기 전동기구부는 전원이 인가되면 자력을 발생하는 고정자(21)와, 그 고정자(21)의 자력에 의하여 회전하는 회전자(22)와, 그 회전자(22)의 내경에 압입되는회전축(23)으로 구성된다.The power mechanism part includes a stator 21 that generates magnetic force when power is applied, a rotor 22 that rotates by the magnetic force of the stator 21, and a rotation shaft 23 that is pressed into the inner diameter of the rotor 22. It is composed of
상기 압축기구부는 전동기구부의 하부에 위치하며, 냉매 가스를 흡입, 압축 및 토출하도록 구비된 실린더(31)와, 상기 실린더(31)의 상, 하부에 조립되어 상기 회전축(23)을 관통시켜 지지하는 상부베어링(34) 및 하부베어링(35)과, 상기 회전축(23)에 편심부(32)가 삽입되어 그 회전축(23)의 회전에 따라 상기 실린더(31) 내부 공간에서 공전하는 롤링피스톤(33)과, 상기 롤링피스톤(33)의 외주면과 선 접촉되어 실린더(31)의 내부공간 내주면과 롤링피스톤(33)의 외주면에 의해 형성되는 공간부를 흡입영역과 압축영역으로 분리시키는 베인(미도시)으로 구성된다.The compressor mechanism is located in the lower portion of the power transmission mechanism, the cylinder 31 is provided to suck, compress and discharge the refrigerant gas, and the upper and lower parts of the cylinder 31 are assembled to support the rotating shaft 23 through The upper bearing 34 and the lower bearing 35 and the eccentric portion 32 is inserted into the rotating shaft 23 and rolling pistons revolving in the inner space of the cylinder 31 in accordance with the rotation of the rotating shaft 23 ( 33) and a vane for separating the space portion formed by the inner circumferential surface of the inner space of the cylinder 31 and the outer circumferential surface of the rolling piston 33 into a suction zone and a compression zone in line contact with the outer circumferential surface of the rolling piston 33. It is composed of
상기 밀폐용기(10)는 일정한 두께를 갖는 중공 원통형의 본체부(11)와 그 상측 개방단을 밀봉 결합하는 상부덮개부(12)와, 상기 본체의 하측 개방단을 밀봉 결합함과 아울러 압축기를 지지하여 포장재 또는 공조기기 내지 냉동기에 결합하기 위한 하부덮개받침(13)로 구성된다.The hermetic container 10 is a hollow cylindrical body portion 11 having a constant thickness and the upper cover portion 12 for sealingly coupling the upper open end thereof, the lower open end of the main body and sealingly coupled to the compressor It consists of a lower cover support 13 for supporting and coupling to the packaging material or air conditioner to the freezer.
도 4에서 도시한 바와 같이, 상기 하부덮개받침(13)은 종래의 하부덮개부(113)와 삼각받침대(114)를 일체로 형성한 것으로서, 하나의 금형에서 소성변형을 통하여 하부덮개부(14)와 받침부(15)를 일체로 형성한 것이다.As shown in FIG. 4, the lower lid support 13 is formed by integrally forming a conventional lower lid portion 113 and a triangular stand 114, and has a lower lid portion 14 through plastic deformation in one mold. ) And the base 15 is integrally formed.
상기 하부덮개받침(13)은 받침부(15)의 외주면에 접하여 상측으로 원형돌기부(16)를 형성하고, 그 상측으로 상기 본체부(11)의 하측 저부로 삽입 결합됨과 아울러 본체부(11)의 내부에서 비산 된 후 흘러내리는 오일을 담기 위해 원형 중심부가 오목하게 홈이 구비된 하부덮개부(14)가 단이지게 형성된다.The lower cover support 13 is in contact with the outer circumferential surface of the support portion 15 to form a circular protrusion 16 to the upper side, and inserted into the bottom of the lower portion of the main body portion 11 to the upper side and the main body portion 11 In order to contain the oil flowing down after being scattered from the inside of the lower cover portion 14 is provided with a concave groove is provided with a recessed circular center.
또한, 상기 하부덮개부(14)와 원형돌기부(16)의 사이에 단이지게 형성된 측면을 상기 본체부(11)의 하측 개방단에 삽입하여 용접 결합 시 용접토치의 접근이 용이하고, 상기 본체의 외곽과 동심형태로 이루어져 지지강성을 높이며, 상기 받침부의 각 꼭지부에는 포장재 또는 공조기기 내지 냉동기에 체결하기 위한 체결구(17)가 형성된다.In addition, by inserting the side surface formed between the lower cover portion 14 and the circular protrusion 16 to the lower open end of the main body portion 11 to facilitate the access of the welding torch when welding the joint, Consists of an outer and concentric shape to increase the support rigidity, and each of the corners of the support portion is formed with a fastener 17 for fastening to the packaging material or air conditioner to the freezer.
이상 설명한 바와 같이, 본 발명에 따르면, 종래의 하부덮개부와 삼각받침를 일체화하여 하나의 금형으로 제작이 가능하도록 하여 두 부품간의 접합에 따르는 사이뜸으로 인한 금속마찰음의 발생을 방지하고 , 두 부품 사이의 용접 공정이 줄어들어 공정 단축은 물론 품질 또한 개설이 가능하다.As described above, according to the present invention, by integrating the conventional lower cover portion and the triangular stand to be produced in a single mold to prevent the occurrence of metal friction due to the moxibustion caused by the joining between the two parts, between the two parts This reduces the welding process, making it possible to shorten the process and open up the quality.
또한, 하부 용접토치의 접근이 용이하도록 이단 구조로 되어 있어, 밀폐용기의 본체부에 상부덮개와 하부덮개를 동시에 용접함으로서 조립공정을 대폭 단순화시킬 수 있고, 생산라인의 길이를 최소화 할 수 있다.In addition, it has a two-stage structure to facilitate access to the lower welding torch, by simultaneously welding the upper cover and the lower cover to the body portion of the sealed container can greatly simplify the assembly process, it is possible to minimize the length of the production line.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2001-0071498A KR100408247B1 (en) | 2001-11-16 | 2001-11-16 | Structure of base for hermetic rotary compressor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2001-0071498A KR100408247B1 (en) | 2001-11-16 | 2001-11-16 | Structure of base for hermetic rotary compressor |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100504909B1 (en) * | 2002-09-11 | 2005-07-29 | 엘지전자 주식회사 | Structure for reducing noise of hermetic compressor |
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| KR101037210B1 (en) * | 2008-03-20 | 2011-05-26 | 구일건설(주) | A bridge lifting apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100504909B1 (en) * | 2002-09-11 | 2005-07-29 | 엘지전자 주식회사 | Structure for reducing noise of hermetic compressor |
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