KR20040040205A - Oil supply apparatus for horizontal compressor - Google Patents
Oil supply apparatus for horizontal compressor Download PDFInfo
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- KR20040040205A KR20040040205A KR1020020068552A KR20020068552A KR20040040205A KR 20040040205 A KR20040040205 A KR 20040040205A KR 1020020068552 A KR1020020068552 A KR 1020020068552A KR 20020068552 A KR20020068552 A KR 20020068552A KR 20040040205 A KR20040040205 A KR 20040040205A
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- South Korea
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- oil
- roller
- hole
- oil supply
- pump
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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
- 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
- F04B39/02—Lubrication
- F04B39/0223—Lubrication characterised by the compressor type
- F04B39/023—Hermetic compressors
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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
- 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
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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
- F04B39/02—Lubrication
- F04B39/0284—Constructional details, e.g. reservoirs in the casing
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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
- F04B39/14—Provisions for readily assembling or disassembling
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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
- F04C18/32—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 both the movement defined in group F04C18/02 and relative reciprocation between the co-operating members
- F04C18/322—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 both the movement defined in group F04C18/02 and relative reciprocation between the co-operating members with vanes hinged to the outer member and 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
- 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
- F04C29/0021—Systems for the equilibration of forces acting on the pump
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
Description
본 발명은, 횡형 압축기의 오일공급장치에 관한 것으로서, 보다 상세하게는, 구조를 단순화하여 부품수를 줄일 수 있고 제조비용을 저감시킬 수 있도록 한 횡형 압축기의 오일공급장치에 관한 것이다.The present invention relates to an oil supply device for a horizontal compressor, and more particularly, to an oil supply device for a horizontal compressor that can simplify the structure to reduce the number of parts and reduce the manufacturing cost.
압축기는, 내부에 밀폐된 수용공간을 형성하는 케이싱과, 케이싱의 내부 일측에 배치되어 냉매를 압축하는 압축부와, 압축부에 구동력을 제공하는 전동모터부를 구비한다.The compressor includes a casing forming an enclosed receiving space therein, a compression part disposed at one side of the casing to compress the refrigerant, and an electric motor part providing a driving force to the compression part.
전동모터부는 케이싱의 내부에 고정배치되는 고정자와, 고정자의 내부에 회전가능하게 배치되는 회전자와, 회전자의 축심에 일체로 회전가능하게 결합되는 회전축으로 구성되며, 회전축에는 편심부가 형성되어 있다.The electric motor part is composed of a stator disposed fixedly in the casing, a rotor rotatably disposed in the stator, and a rotating shaft rotatably coupled to the shaft center of the rotor, and an eccentric portion is formed on the rotating shaft. .
압축부는, 내부에 냉매의 압축공간을 형성하는 실린더와, 편심부에 일체로편심운동 가능하게 결합되어 실린더의 내경면을 따라 선회하면서 냉매를 압축하는 롤러와, 실린더의 양측을 차단하도록 결합되어 회전축을 회전지지하는 한 쌍의 베어링부재를 구비한다.The compression unit includes a cylinder that forms a compression space of the refrigerant therein, a roller that compresses the refrigerant while pivoting along the inner diameter surface of the cylinder to be integrally eccentrically coupled to the eccentric unit, and is coupled to block both sides of the cylinder, and a rotating shaft It is provided with a pair of bearing members for supporting the rotation.
한편, 회전축의 축심에는 각 베어링면에 오일을 공급할 수 있도록 오일공급로가 형성되어 있으며, 회전축의 끝단에는 오일공급로로 오일이 공급될 수 있도록 오일펌프를 구비하도록 구성되어 있다.On the other hand, the shaft of the rotating shaft is formed with an oil supply path to supply oil to each bearing surface, the end of the rotating shaft is configured to have an oil pump so that the oil can be supplied to the oil supply path.
통상 압축기는 전동모터부의 회전축의 배치방향에 따라 수직방향으로 배치되는 종형(Vertical) 타입과, 수평방향을 따라 배치되는 횡형(Horizontal) 타입으로 구분된다.Generally, compressors are classified into a vertical type disposed in a vertical direction according to an arrangement direction of a rotating shaft of an electric motor unit, and a horizontal type disposed in a horizontal direction.
그런데, 이러한 종래의 횡형 압축기의 오일공급장치에 있어서는, 그 구조가 복잡하고 부품수가 많아 제조 비용이 상승된다고 하는 문제점이 있다.By the way, in the oil supply apparatus of such a conventional horizontal compressor, there is a problem that the manufacturing cost increases because the structure is complicated and the number of parts is large.
따라서, 본 발명의 목적은, 구조를 단순화하여 부품수를 줄일 수 있고 제조비용을 저감시킬 수 있는 횡형 압축기의 오일공급장치를 제공하는 것이다.Accordingly, it is an object of the present invention to provide an oil supply apparatus for a horizontal compressor that can simplify the structure, reduce the number of parts, and reduce the manufacturing cost.
도 1은 본 발명에 따른 횡형 압축기의 오일공급장치의 사용상태를 도시한 도면,1 is a view showing a state of use of the oil supply device of the horizontal compressor according to the present invention,
도 2는 도 1의 회전축의 요부확대도,2 is an enlarged view illustrating main parts of the rotation shaft of FIG. 1;
도 3은 도 1의 제1베어링부재의 확대도,3 is an enlarged view of the first bearing member of FIG. 1;
도 4는 도 3의 측면도,4 is a side view of FIG. 3;
도 5는 도 1의 펌프롤러의 정면도,5 is a front view of the pump roller of FIG.
도 6은 도 1의 펌프플레이트의 정면도,6 is a front view of the pump plate of FIG.
도 7은 도 1의 펌프커버의 정면도,7 is a front view of the pump cover of FIG.
도 8은 도 7의 Ⅷ-Ⅷ선에 따른 단면도,8 is a cross-sectional view taken along the line VII-VII of FIG. 7;
도 9는 도 1의 펌프롤러의 작용을 설명하기 위한 도면이다.9 is a view for explaining the operation of the pump roller of FIG.
* 도면의 주요 부분에 대한 부호의 설명 *Explanation of symbols on the main parts of the drawings
11 : 케이싱17 : 오일11: casing 17: oil
25 : 회전축26b : 제2편심부25: rotating shaft 26b: second eccentric portion
28a : 제1오일토출공28b : 제2오일토출공28a: 1st oil discharge hole 28b: 2nd oil discharge hole
41 : 제2베어링부재47 : 롤러수용부41: second bearing member 47: roller receiving portion
49 : 베인수용부50 : 흡입포트49: vane receiving portion 50: suction port
52 : 토출포트55 : 펌프롤러52: discharge port 55: pump roller
56 : 베인부61 : 펌프플레이트56: vane 61: pump plate
62 : 오일홀64 : 흡입홀62: oil hole 64: suction hole
66 : 토출홀71 : 펌프커버66: discharge hole 71: pump cover
74 : 유입부76 : 연통부74: inlet portion 76: communication portion
77 : 급유관77: oil supply pipe
상기 목적은, 본 발명에 따라, 케이싱의 내부에 수평방향을 따라 배치된 회전축을 구비한 전동모터부와, 상기 회전축의 축선방향을 따라 상기 전동모터부의 일측에 배치되고 상기 회전축의 제1편심부에 편심운동가능하게 결합되는 롤러와 상기 롤러가 수용되는 실린더와 상기 실린더의 양측을 차단하도록 결합되어 상기 회전축을 지지하는 제1 및 제2베어링부재를 구비한 압축부로 이루어진 횡형 압축기의상기 제1 및 제2베어링부재의 각 베어링면에 오일을 공급하는 횡형 압축기의 오일공급장치에 있어서, 상기 회전축의 상기 제2베어링부재측 끝단에 형성되는 제2편심부와; 상기 제2편심부에 상대운동 가능하게 결합되고 일측에 반경방향을 따라 돌출된 베인부가 형성된 펌프롤러와; 상기 펌프롤러가 편심운동할 수 있게 상기 제2베어링부재에 함몰형성되는 롤러수용부와; 상기 베인부가 상대운동 가능하게 수용될 수 있게 상기 롤러수용부의 일측에 반경방향을 따라 함몰되게 형성된 베인수용부와: 상기 롤러수용부의 원주방향을 따라 상기 베인수용부의 양 측에 각각 오일이 흡입 및 토출될 수 있도록 형성되는 흡입포트 및 토출포트와; 중앙에 상기 회전축의 축심에 형성된 오일공급로와 연통되는 오일홀과, 상기 흡입포트 및 토출포트와 상호 연통되게 형성된 흡입홀 및 토출홀을 구비하여 상기 제2베어링부재에 결합되는 펌프플레이트와; 상기 토출홀 및 상기 오일홀을 연통시키는 연통부와; 일단은 상기 케이싱의 저부에 수용된 오일에 잠기도록 배치되고 타단은 상기 흡입홀과 상호 연통되게 배치되는 급유관으로 구성됨을 특징으로 하는 횡형 압축기의 오일공급장치에 의해 달성된다.The object is, according to the present invention, an electric motor portion having a rotating shaft disposed in a casing in a horizontal direction and disposed on one side of the electric motor portion along an axial direction of the rotating shaft and having a first eccentric portion of the rotating shaft. The first and second rollers of the lateral compressor including a roller which is eccentrically coupled to the cylinder, the cylinder in which the roller is accommodated, and a compression unit coupled to block both sides of the cylinder, the first and second bearing members supporting the rotating shaft. An oil supply apparatus for a horizontal compressor for supplying oil to each bearing surface of a second bearing member, comprising: a second eccentric portion formed at an end of the second bearing member side of the rotating shaft; A pump roller coupled to the second eccentric part so as to be relatively movable, and having a vane part protruding in a radial direction on one side thereof; A roller accommodation portion recessed in the second bearing member to allow the pump roller to eccentrically move; A vane accommodating portion recessed in a radial direction on one side of the roller accommodating portion so that the vane portion may be accommodated in a relative movement: oil is sucked and discharged on both sides of the vane accommodating portion along the circumferential direction of the roller accommodating portion, respectively A suction port and a discharge port formed to be formed; A pump plate having an oil hole communicating with an oil supply path formed at an axis of the rotary shaft at a center thereof, and a suction hole and a discharge hole formed in communication with the suction port and the discharge port, the pump plate being coupled to the second bearing member; A communication unit communicating the discharge hole and the oil hole; One end is arranged to be submerged in the oil contained in the bottom of the casing and the other end is achieved by the oil supply device of the horizontal compressor, characterized in that consisting of the oil supply pipe arranged to be in communication with the suction hole.
여기서, 오일이 유입될 수 있도록 상기 흡입홀과 연통되는 유입부와, 상기 토출홀 및 상기 오일홀이 상호 연통될 수 있도록 반경방향을 따라 함몰되게 형성된 연통부를 구비하여 상기 펌프플레이트의 일측에 결합되는 펌프커버를 더 포함하며, 상기 급유관은 상기 유입부에 삽입결합되는 것이 바람직하다.Here, it is coupled to one side of the pump plate having an inlet portion communicating with the suction hole so that oil can be introduced, and a communication portion recessed along the radial direction so that the discharge hole and the oil hole can communicate with each other. Further comprising a pump cover, the oil supply pipe is preferably inserted into the inlet.
상기 연통부는 일단은 상기 토출홀에 연통되게 결합되고 타단은 상기 오일홀과 상호 연통되는 연통관으로 구성하는 것이 효과적이다.One end of the communication part is coupled to the discharge hole in communication with the other end of the communication pipe and the mutually effective communication pipe is effective.
이하에서는 첨부된 도면을 참조하여 본 발명에 대해 상세히 설명한다.Hereinafter, with reference to the accompanying drawings will be described in detail with respect to the present invention.
도 1은 본 발명에 따른 횡형 압축기의 오일공급장치의 사용상태를 도시한 도면이고, 도 2는 도 1의 회전축의 요부확대도이며, 도 3은 도 1의 제1베어링부재의 확대도이고, 도 4는 도 3의 측면도이며, 도 5는 도 1의 펌프롤러의 정면도이며, 도 6은 도 1의 펌프플레이트의 정면도이고, 도 7은 도 1의 펌프커버의 정면도이며, 도 8은 도 7의 Ⅷ-Ⅷ선에 따른 단면도이고, 도 9는 도 1의 펌프롤러의 작용을 설명하기 위한 도면이다. 이들 도면에 도시된 바와 같이, 횡형 압축기는, 내부에 밀폐공간을 형성하는 케이싱(11)과, 케이싱(11)의 내부에 배치되는 냉매를 압축하는 압축부(31)와, 압축부(31)에 구동력을 제공하는 전동모터부(21)를 구비하고 있다.1 is a view showing a state of use of the oil supply device of the horizontal compressor according to the present invention, Figure 2 is an enlarged view of the main portion of the rotating shaft of Figure 1, Figure 3 is an enlarged view of the first bearing member of Figure 1, Figure 4 is a side view of Figure 3, Figure 5 is a front view of the pump roller of Figure 1, Figure 6 is a front view of the pump plate of Figure 1, Figure 7 is a front view of the pump cover of Figure 1, Figure 8 is Figure 7 9 is a cross-sectional view taken along the line VII-VII of FIG. As shown in these figures, the horizontal compressor includes a casing 11 for forming a closed space therein, a compression unit 31 for compressing a refrigerant disposed in the casing 11, and a compression unit 31. The electric motor part 21 which provides a driving force to the motor is provided.
전동모터부(21)는, 케이싱(11)의 내부에 고정배치되는 고정자(22)와, 고정자(22)의 내부에 회전가능하게 배치되는 회전자(23)와, 회전자(23)의 축심에 수평방향을 따라 일체로 회전가능하게 결합되며 일측에 제1편심부(26a)가 형성되어 있는 회전축(25)을 포함하여 구성되어 있다.The electric motor part 21 includes a stator 22 fixedly disposed inside the casing 11, a rotor 23 rotatably disposed inside the stator 22, and an axis of the rotor 23. The rotating shaft 25 is integrally rotatably coupled along the horizontal direction and includes a rotating shaft 25 having a first eccentric portion 26a formed at one side thereof.
압축부(31)는, 내부에 냉매의 압축공간을 형성하는 실린더(33)와, 회전축(25)의 제1편심부(26a)에 일체로 편심운동 가능하게 결합되고 실린더(33)의 내부에 배치되어 실린더(33)의 내경면을 따라 선회하면서 냉매를 압축하는 롤러(34)와, 회전축(25)을 각각 회전가능하게 지지할 수 있도록 베어링면(36,42)을 구비하여 회전축(25)의 축선방향을 따라 실린더(33)의 양측을 차단하도록 각각 결합되는 제1베어링부재(35) 및 제2베어링부재(41)로 구성되어 있다.The compression unit 31 is integrally coupled to the cylinder 33 forming a compression space of the refrigerant therein and the first eccentric portion 26a of the rotating shaft 25 so as to be capable of eccentric movement, and inside the cylinder 33. The rotating shaft 25 is provided with a roller 34 for compressing the refrigerant while being rotated along the inner diameter surface of the cylinder 33 and bearing surfaces 36 and 42 so as to rotatably support the rotating shaft 25, respectively. The first bearing member 35 and the second bearing member 41 are respectively coupled to block both sides of the cylinder 33 along the axial direction of the.
한편, 케이싱(11)의 일측에는 냉매를 흡입할 수 있도록 흡입부(13)가 형성되어 있으며, 길이방향을 따라 일측 단부영역에는 압축된 냉매가 토출될 수 있도록 토출관(15)이 결합되어 있다. 케이싱(11)의 내측 저부영역에는 각 마찰면으로 공급되는 오일(17)이 저장되어 있으며, 회전축(25)의 일측에는 축심을 따라 형성된 오일공급로를 통해 오일(17)을 마찰면으로 공급할 수 있도록 본 발명의 일 실시예에 따른 횡형 압축기의 오일공급장치가 구비되어 있다.Meanwhile, a suction part 13 is formed at one side of the casing 11 to suck the coolant, and a discharge pipe 15 is coupled to one end area along the longitudinal direction to discharge the compressed coolant. . The oil 17 supplied to each friction surface is stored in the inner bottom region of the casing 11, and one side of the rotating shaft 25 can supply the oil 17 to the friction surface through an oil supply path formed along an axis. So that the oil supply device of the horizontal compressor according to an embodiment of the present invention is provided.
본 횡형 압축기의 오일공급장치는, 회전축(25)의 끝단에 형성되는 제2편심부(26b)와, 제2편심부(26b)에 상대 운동 가능하게 결합되고 일측에 반경방향을 따라 돌출된 베인부(56)를 구비한 펌프롤러(55)와, 펌프롤러(55)가 수용되어 선회하면서 오일(17)을 압축할 수 있도록 제2베어링부재(41)에 회전축(25)선방향을 따라 함몰되게 형성되는 롤러수용부(47)와, 롤러수용부(47)의 일측에 반경방향을 따라 함몰형성되어 베인부(56)가 상대운동 가능하게 수용되는 베인수용부(49)와, 롤러수용부(47)의 원주방향을 따라 베인수용부(49)의 양측에 각각 형성되는 흡입포트(50) 및 토출포트(52)와, 롤러수용부(47)의 개방측을 차단하도록 결합되는 펌프플레이트(61)와, 펌프플레이트(61)의 일측에 결합되는 펌프커버(71)를 포함하여 구성되어 있다.The oil supply device of the horizontal compressor includes a second eccentric portion 26b formed at the end of the rotating shaft 25 and a vane which is coupled to the second eccentric portion 26b so as to be relatively movable and protrudes along one side in a radial direction. A pump roller 55 having a portion 56 and a pump roller 55 are accommodated in the second bearing member 41 along the rotational axis 25 in a linear direction so that the oil can be compressed while turning. The roller accommodating part 47 and the vane accommodating part 49 which are formed in the radial direction on one side of the roller accommodating part 47 so that the vane part 56 is accommodated so that relative movement is possible, and the roller accommodating part Suction ports 50 and discharge ports 52 formed on both sides of the vane accommodation portion 49 along the circumferential direction of the 47 and pump plates coupled to block the open side of the roller accommodation portion 47 ( 61 and a pump cover 71 coupled to one side of the pump plate 61 is configured.
회전축(25)의 길이방향을 따라 일측에는 롤러(34)가 결합될 수 있도록 제1편심부(26a)가 형성되어 있으며, 끝단부에는 제2편심부(26b)가 형성되어 있다. 회전축(25)의 길이방향을 따라 제2편심부(26b)로부터 소정 길이 구간에 걸쳐 축심에는 오일(17)이 유동할 수 있도록 오일공급로(27)가 형성되어 있으며, 제1편심부(26a)의 양측에는 제1베어링부재(35) 및 제2베어링부재(41)의 각 베어링면으로 오일(17)이 토출될 수 있도록 제1오일토출공(28a) 및 제2오일토출공(28b)이 각각 형성되어 있다.A first eccentric portion 26a is formed at one side along the longitudinal direction of the rotating shaft 25 to allow the roller 34 to be coupled thereto, and a second eccentric portion 26b is formed at the end thereof. An oil supply path 27 is formed in the axial center from the second eccentric portion 26b along the longitudinal direction of the rotating shaft 25 to allow the oil 17 to flow through the first eccentric portion 26a. ) Both the first oil discharge hole 28a and the second oil discharge hole 28b to discharge the oil 17 to each bearing surface of the first bearing member 35 and the second bearing member 41 on both sides. These are formed, respectively.
제2베어링부재(41)는, 실린더(33)에 접촉되게 결합되는 대구경부(43a)와, 대구경부(43a)의 일측에 축소된 외경을 가지는 소구경부(43b)를 구비하도록 형성되어 있다. 대구경부(43a)에는 실린더(33)와 볼트(44)로 결합될 수 있도록 복수의 볼트공(46)이 형성되어 있으며, 제2베어링부재(41)의 중앙영역에는 회전축(25)을 수용하여 회전가능하게 지지할 수 있도록 베어링면(42)이 형성되어 있다. 소구경부(43b)의 판면에는 펌프롤러(55)가 선회운동 가능하게 수용될 수 있도록 롤러수용부(47)가 회전축(25)의 축선방향을 따라 함몰형성되어 있으며, 롤러수용부(47)의 둘레에는 펌프플레이트(61) 및 펌프커버(71)가 고정볼트(53)에 의해 일체로 결합될 수 있도록 복수의 볼트공(45)이 형성되어 있다. 롤러수용부(47)의 원주방향을 따라 일측에는 펌프롤러(55)의 베인부(56)가 상대운동 가능하게 수용될 수 있도록 베인수용부(49)가 반경방향을 따라 함몰되게 형성되어 있으며, 롤러수용부(47)의 원주방향을 따라 베인수용부(49)의 양 측에는 롤러수용부(47)의 내부로 오일(17)이 흡입되고 압축되어 토출될 수 있도록 흡입포트(50) 및 토출포트(52)가 각각 형성되어 있다.The second bearing member 41 is formed to have a large diameter portion 43a coupled to be in contact with the cylinder 33 and a small diameter portion 43b having a reduced outer diameter on one side of the large diameter portion 43a. A plurality of bolt holes 46 are formed in the large diameter portion 43a so as to be coupled to the cylinder 33 and the bolt 44, and the rotary shaft 25 is accommodated in the central region of the second bearing member 41. A bearing surface 42 is formed to be rotatably supported. On the plate surface of the small diameter portion 43b, the roller accommodating portion 47 is recessed along the axial direction of the rotation shaft 25 so that the pump roller 55 can be accommodated in a pivotal motion, and the roller accommodating portion 47 A plurality of bolt holes 45 are formed at the circumference so that the pump plate 61 and the pump cover 71 may be integrally coupled by the fixing bolt 53. One side of the roller accommodating portion 47 along the circumferential direction, the vane accommodating portion 49 is formed to be recessed along the radial direction so that the vane 56 of the pump roller 55 can be accommodated in a relative movement. The suction port 50 and the discharge port on both sides of the vane accommodation portion 49 along the circumferential direction of the roller accommodation portion 47 so that the oil 17 is sucked into the roller accommodation portion 47 and compressed and discharged. 52 are formed, respectively.
펌프롤러(55)는 회전축(25)의 제2편심부(26b)가 상대운동 가능하게 수용될 수 있도록 제2편심부(26b)의 외경에 비해 소정의 클리어런스를 가지도록 확장된 내경을 가지는 원형 고리형상을 가지도록 형성되어 있으며, 일측에는 반경방향을 따라 돌출된 베인부(56)가 형성되어 있다.Pump roller 55 is a circular shape having an inner diameter extended to have a predetermined clearance compared to the outer diameter of the second eccentric portion 26b so that the second eccentric portion 26b of the rotary shaft 25 can be accommodated relative movement It is formed to have an annular shape, and one side is formed with a vane portion 56 protruding along the radial direction.
펌프플레이트(61)는 제2베어링부재(41)의 소구경부(43b)에 면접촉되게 결합되는 원판형상을 가지며, 중앙에는 회전축(25)의 오일공급로(27)와 연통되게 오일홀(62)이 형성되어 있다. 오일홀(62)의 둘레에는 흡입포트(50) 및 토출포트(52)와 각각 연통되게 흡입홀(64) 및 토출홀(66)이 각각 관통형성되어 있으며, 반경방향을 따라 이들의 외측에는 제2베어링부재(41)에 체결되는 고정볼트(53)가 각각 통과할 수 있도록 볼트공(68)이 각각 관통형성되어 있다.The pump plate 61 has a disk shape which is coupled to the small diameter portion 43b of the second bearing member 41 in surface contact, and has an oil hole 62 in communication with the oil supply passage 27 of the rotating shaft 25 at the center thereof. ) Is formed. The suction hole 64 and the discharge hole 66 are formed through the oil hole 62 so as to communicate with the suction port 50 and the discharge port 52, respectively. Bolt holes 68 are respectively formed so as to pass through the fixing bolts 53 fastened to the two bearing members 41.
펌프커버(71)는 소정 두께 폭을 가지는 원반형상을 가지도록 형성되며, 가장자리 영역에는 고정볼트(53)가 통과할 수 있도록 복수의 볼트공(72)이 관통형성되어 있다. 펌프플레이트(61)와 접촉되는 면에는 결합시 펌프플레이트(61)의 토출홀(66)로 토출된 오일(17)이 오일홀(62)로 이동할 수 있도록 토출홀(66) 및 오일홀(62)을 상호 연통시키는 연통부(76)가 형성되어 있다. 연통부(76)의 일측에는 흡입홀(64)과 상호 연통될 수 있도록 관통된 유입부(74)가 형성되어 있으며, 유입부(74)에는 일측이 케이싱(11)의 저부에 수용된 오일(17)에 잠기도록 배치된 급유관(77)의 타단이 상호 연통되게 결합되어 있다.The pump cover 71 is formed to have a disk shape having a predetermined thickness and width, and a plurality of bolt holes 72 are formed in the edge area so that the fixing bolt 53 can pass therethrough. On the surface in contact with the pump plate 61, the discharge hole 66 and the oil hole 62 so that the oil 17 discharged to the discharge hole 66 of the pump plate 61 can move to the oil hole 62 at the time of coupling The communication part 76 which mutually communicates () is formed. One side of the communication unit 76 is formed with an inlet 74 penetrated so as to be in communication with the suction hole 64, the inlet (74), one side of the oil (17) housed in the bottom of the casing (11) The other end of the oil supply pipe (77) disposed to be immersed in) is coupled to communicate with each other.
이러한 구성에 의하여, 전동모터부(21)에 전원이 인가되어 회전축(25)이 회전을 개시하면 롤러(34)는 실린더(33)의 내경면에 접촉되어 선회하면서 흡입부(13)를 통해 실린더(33)의 내부로 흡입된 냉매를 압축한다. 압축된 냉매는 제1베어링부재(35)를 통과하여 토출관(15)을 통해 외부로 배출된다.By this configuration, when power is applied to the electric motor unit 21 and the rotating shaft 25 starts to rotate, the roller 34 contacts the inner diameter surface of the cylinder 33 and pivots while the cylinder is rotated through the suction unit 13. The refrigerant sucked into the inside of 33 is compressed. The compressed refrigerant passes through the first bearing member 35 and is discharged to the outside through the discharge pipe 15.
한편, 제2편심부(26b)에 결합된 펌프롤러(55)는, 도 9에 도시된 바와 같이, 롤러수용부(47)의 내경면에 접촉되면서 선회하고, 이에 의해 롤러수용부(47)와 펌프롤러(55) 및 베인부(56)에 의해 구획된 내부 공간의 용적이 변하게 된다. 이에 따라, 케이싱(11)의 저부의 오일(17)은 급유관(77)을 따라 유동하여 유입부(74), 흡입홀(64) 및 흡입포트(50)를 통해 롤러수용부(47)의 내부로 흡입되고, 흡입된 오일(17)은 압축된 후 토출포트(52), 토출홀(66)을 통해 토출되고 연통부(76)를 따라 유동하여 오일홀(62)을 통과해 오일공급로(27)로 유동하게 된다. 오일공급로(27)로 유동된 오일(17)중 일부는 제2오일토출공(28b)을 통해 제2베어링부재(41)의 베어링면(42)으로 공급되고, 나머지는 오일공급로(27)를 따라 유동하여 제1오일토출공(28a)을 통해 제1베어링부재(35)의 베어링면(36)으로 공급된다.Meanwhile, the pump roller 55 coupled to the second eccentric portion 26b pivots while being in contact with the inner diameter surface of the roller accommodation portion 47, as shown in FIG. 9, whereby the roller accommodation portion 47. And the volume of the internal space partitioned by the pump roller 55 and the vane portion 56 is changed. Accordingly, the oil 17 at the bottom of the casing 11 flows along the oil supply pipe 77 so that the roller accommodating portion 47 of the roller accommodating portion 47 is provided through the inlet 74, the suction hole 64, and the suction port 50. After being sucked into the inside, the sucked oil 17 is compressed and discharged through the discharge port 52 and the discharge hole 66 and flows along the communication portion 76 to pass through the oil hole 62 to supply the oil. Flow to (27). Some of the oil 17 flowing into the oil supply passage 27 is supplied to the bearing surface 42 of the second bearing member 41 through the second oil discharge hole 28b, and the rest of the oil 17 flows into the oil supply passage 27. It flows along) and is supplied to the bearing surface 36 of the first bearing member 35 through the first oil discharge hole 28a.
전술 및 도시한 실시 예에서는, 토출홀 및 오일홀을 상호 연통시킬 수 있도록 연통부가 형성된 펌프커버를 포함하여 구성된 경우를 예를 들어 설명하고 있지만, 토출홀 및 오일홀은 연통관으로 상호 연통되게 연결하고, 급유관을 흡입홀에 연통되게 구성할 수도 있다.In the above-described and illustrated embodiments, a case in which the pump cover is formed to include a communication part for communicating the discharge hole and the oil hole is described as an example. However, the discharge hole and the oil hole are connected to each other in a communication pipe. In addition, the oil supply pipe may be configured to communicate with the suction hole.
이상 설명한 바와 같이, 본 발명에 따르면, 전동모터부의 회전축의 끝단에 형성되는 제2편심부와, 제2편심부에 상대운동 가능하게 결합되고 일측에 반경방향을 따라 돌출된 베인부를 구비한 펌프롤러와, 펌프롤러가 편심운동할 수 있도록 제2베어링부재에 함몰형성되는 롤러수용부와, 롤러수용부의 일측에 형성되는 베인수용부와, 베인수용부의 양측에 각각 형성되는 흡입포트 및 토출포트와, 회전축의 축심에 형성된 오일공급로와 연통되는 오일홀과 흡입포트 및 토출포트와 연통되는 흡입홀 및 토출홀을 구비하여 롤러수용부를 차단하도록 결합되는 펌프플레이트와,토출홀 및 오일홀을 연통시키는 연통부와, 외부로부터 오일이 유입되는 유입부를 구비하여 펌프플레이트의 일측에 결합되는 펌프커버와, 일단은 오일에 잠기도록 배치되고 타단은 유입부와 연통되게 결합되는 급유관을 마련함으로써 구조를 단순화하여 부품수를 줄일 수 있고 제조비용을 저감시킬 수 있는 횡형 압축기의 오일공급장치가 제공된다.As described above, according to the present invention, a pump roller having a second eccentric portion formed at the end of the rotating shaft of the electric motor unit, and a vane portion coupled to the second eccentric portion so as to be relatively movable and protruding in one radial direction. And a roller receiving portion recessed in the second bearing member to allow the pump roller to eccentrically move, a vane receiving portion formed on one side of the roller receiving portion, suction ports and discharge ports respectively formed on both sides of the vane receiving portion, A pump plate coupled to block the roller receiving part having an oil hole communicating with an oil supply path formed at the shaft center of the rotating shaft, and a suction hole and a discharge hole communicating with the suction port and the discharge port, and a communication for communicating the discharge hole and the oil hole. And a pump cover coupled to one side of the pump plate with an inflow portion through which oil is introduced from the outside, and one end is disposed to be immersed in oil, and the other end is The oil supply apparatus of a horizontal compressor which simplifies the structure by providing the relevant class to be coupled in communication with the unit to reduce the number of parts it is possible to reduce the manufacturing cost is provided.
Claims (3)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2002-0068552A KR100498370B1 (en) | 2002-11-06 | 2002-11-06 | Oil supply apparatus for horizontal compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2002-0068552A KR100498370B1 (en) | 2002-11-06 | 2002-11-06 | Oil supply apparatus for horizontal compressor |
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| Publication Number | Publication Date |
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| KR20040040205A true KR20040040205A (en) | 2004-05-12 |
| KR100498370B1 KR100498370B1 (en) | 2005-07-01 |
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| KR10-2002-0068552A KR100498370B1 (en) | 2002-11-06 | 2002-11-06 | Oil supply apparatus for horizontal compressor |
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Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63272992A (en) * | 1987-04-30 | 1988-11-10 | Toshiba Corp | Horizontal type rotary compressor |
| JPH07279874A (en) * | 1994-04-14 | 1995-10-27 | Mitsubishi Heavy Ind Ltd | Horizontal type closed compressor |
| KR100186429B1 (en) * | 1996-12-30 | 1999-05-01 | 구자홍 | Oil pump of compressor |
| KR100186430B1 (en) * | 1996-12-30 | 1999-05-01 | 구자홍 | Oil pump of compressor |
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