WO2013061957A1 - 多気筒回転式圧縮機及びその圧縮室の仕切板の接合方法 - Google Patents

多気筒回転式圧縮機及びその圧縮室の仕切板の接合方法 Download PDF

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Publication number
WO2013061957A1
WO2013061957A1 PCT/JP2012/077340 JP2012077340W WO2013061957A1 WO 2013061957 A1 WO2013061957 A1 WO 2013061957A1 JP 2012077340 W JP2012077340 W JP 2012077340W WO 2013061957 A1 WO2013061957 A1 WO 2013061957A1
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WO
WIPO (PCT)
Prior art keywords
divided
plates
plate
axis
rotary compressor
Prior art date
Application number
PCT/JP2012/077340
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English (en)
French (fr)
Japanese (ja)
Inventor
國分　忍
尚史 苗村
岩崎　俊明
聡経 新井
白畑　智博
Original Assignee
三菱電機株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to JP2013540783A priority Critical patent/JP5738423B2/ja
Priority to CN201280052712.7A priority patent/CN104024640B/zh
Priority to IN2794CHN2014 priority patent/IN2014CN02794A/en
Priority to KR1020147010950A priority patent/KR101601574B1/ko
Publication of WO2013061957A1 publication Critical patent/WO2013061957A1/ja

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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
    • F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
    • F04C23/001—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids of similar working principle
    • 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
    • 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
    • F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
    • F04C23/008—Hermetic pumps
    • 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
    • F04C2230/60—Assembly methods
    • F04C2230/603—Centering; Aligning
    • 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

Definitions

  • the present invention relates to a multi-cylinder rotary compressor provided with a partition plate divided into two sheets and a method for joining the partition plates of the compression chamber.
  • the divided surfaces of the two divided plates are aligned and temporarily fixed before fixing so as not to be displaced in the longitudinal direction of the divided surfaces.
  • the reason for this is that if the two split plates are slightly shifted from before fixing or are shifted during fixing, they may be fixed as they are when they are fixed with bolts, etc., and the desired assembly accuracy may not be realized. Because there is.
  • the present invention has been made to solve such problems, and an object of the present invention is to provide a multi-cylinder rotary compressor including a split-type partition plate that can be assembled and positioned with high accuracy.
  • a multi-cylinder rotary compressor includes: A plurality of adjacent compression chambers; In a multi-cylinder rotary compressor that is divided into two divided plates, and includes a partition plate that presses and fixes the mating surfaces of the divided plates to each other and partitions adjacent compression chambers, At least one of the divided plates has a cut-out surface parallel to the mating surface at the central portion of the outer peripheral surface.
  • the method of joining the partition plates of the compression chamber of the multi-cylinder rotary compressor is as follows: A plurality of adjacent compression chambers; A partition plate is provided, which is divided into two divided plates, the mating surfaces of the respective divided plates are fixed to each other so that the two divided plates surround the crankshaft, and partition between adjacent compression chambers.
  • Each of the two divided plates has an upper surface, a lower surface, a mating surface, and an outer peripheral surface, Each outer peripheral surface has a symmetrical shape with respect to the cut surface when divided into two equal parts by a plane perpendicular to the longitudinal direction of the mating surface,
  • On the outer peripheral surface of one of the divided plates there is a phase determining surface that determines the phase between the two divided plates parallel to the mating surface, Two sheets so that the center axis of the crankshaft coincides with the origin of the virtual joint reference line (X axis) and the respective mating surfaces overlap the X axis in a state where the mating surfaces of the pair of dividing plates are temporarily aligned.
  • a partition plate temporary step for temporarily setting the divided plates The other divided plate is slidably supported at two positions on the outer peripheral surface of the other divided plate and symmetrical with respect to the Y axis passing through the origin of the X axis and perpendicular to the X axis. While A mating surface positioning step of pressing the outer peripheral surface of one of the divided plates evenly toward the X axis at two points symmetrical to the Y axis; A phase determination surface pressing step for pressing the phase determination surface toward the Y-axis direction and the direction of the other divided plate; A split plate fixing step for fixing the two split plates to each other to form a single split plate.
  • the method of joining the partition plates of the compression chamber of the multi-cylinder rotary compressor is as follows: A plurality of adjacent compression chambers; A partition plate is provided, which is divided into two divided plates, the mating surfaces of the respective divided plates are fixed to each other so that the two divided plates surround the crankshaft, and partition between adjacent compression chambers.
  • Each of the two divided plates has an upper surface, a lower surface, a mating surface, and an outer peripheral surface, Each outer peripheral surface has a symmetrical shape with respect to the cut surface when divided into two equal parts by a plane perpendicular to the longitudinal direction of the mating surface,
  • a set for determining the phase between the two divided plates symmetrically with respect to the cut surface when the divided plate is divided into two equal parts by a plane perpendicular to the longitudinal direction of the mating surface Having a planar phasing surface
  • the center axis of the crankshaft coincides with the origin of the virtual joint reference line (X axis), and the two mating surfaces overlap the X axis.
  • a partition plate temporary step for temporarily setting the dividing plate The other divided plate is slidably supported at two positions on the outer peripheral surface of the other divided plate and symmetrical with respect to the Y axis passing through the origin of the X axis and perpendicular to the X axis. While, in the direction of the Y axis and toward the other divided plate, a phase positioning and merging step that uniformly presses one set of phase determining surfaces of one divided plate; A split plate fixing step for fixing the two split plates to each other to form a single split plate.
  • At least one divided plate of the multi-cylinder rotary compressor according to the present invention has a notch surface (phase determining surface) parallel to the mating surface at the center of the outer peripheral surface
  • the partition plate that partitions the adjacent compression chambers can be assembled accurately so that the longitudinal direction of the mating surface of the dividing plate is exactly the same as the sliding direction of the vane, and the mating surface overlaps the sliding range of the vane, High efficiency can be achieved by forming an oil seal on the mating surfaces.
  • the vane is not affected by being caught by a minute step on the mating surface, a multi-cylinder rotary compressor with few mechanical failures can be provided.
  • FIG. 1 is a longitudinal sectional view of a multi-cylinder rotary compressor according to Embodiment 1 of the present invention.
  • 1 is a cross-sectional view taken along line AA of a multi-cylinder rotary compressor according to Embodiment 1 of the present invention.
  • It is a top view which shows the structure of the partition plate of the multicylinder rotary compressor which concerns on Embodiment 1 of this invention.
  • It is a cross-sectional schematic diagram of the partition plate assembling apparatus of the multi-cylinder rotary compressor according to Embodiment 1 of the present invention and the compression mechanism set therein.
  • It is a flowchart which shows the outline
  • FIG. 6 is a cross-sectional view taken along line AA in FIG. 5. It is a top view which shows the structure of the partition plate of the multicylinder rotary compressor which concerns on Embodiment 2 of this invention. It is a figure which shows the assembly process of the partition plate of the multicylinder rotary compressor which concerns on Embodiment 2 of this invention.
  • FIG. Embodiment 1 is a longitudinal sectional view of a multi-cylinder rotary compressor 100 (hereinafter referred to as a compressor 100).
  • FIG. 2 is a cross-sectional view taken along line AA of the compressor 100 shown in FIG.
  • a two-cylinder rotary compressor for a refrigeration / air conditioner having two compression chambers will be described as an example.
  • the motor 2 installed in the shell 1 is driven by energization from the glass terminal portion 7 to rotate the crankshaft 6 having the first eccentric portion 63a and the second eccentric portion 63b. Then, the refrigerant is sucked into the first compression chamber 21a and the second compression chamber 21b through the suction muffler 8 and the suction pipe 5. The refrigerant compressed along with the rotation of the crankshaft 6 is discharged from the discharge pipe 4 to the outside of the compressor 100.
  • the compressor 100 includes a shell 1 that is an airtight container, a motor 2 that is a drive source installed inside the shell 1, and a compression mechanism unit 3 that is also installed inside the shell 1.
  • the shell 1 includes an upper shell 1a, an intermediate shell 1b, and a lower shell 1c.
  • the upper shell 1a is provided with a discharge pipe 4 for discharging a compressed refrigerant to the outside of the compressor.
  • a motor 2 and a compression mechanism section 3 are fixed to the intermediate shell 1b, and a suction pipe 5 that guides the refrigerant to the compression mechanism section 3 is fixed.
  • the suction pipe 5 is connected to a suction muffler 8, and in the suction muffler 8, gas-liquid separation of the refrigerant and removal of dust in the refrigerant are performed.
  • the motor 2 Power to the motor 2 is supplied from the glass terminal portion 7 provided on the upper shell 1a.
  • the motor 2 has a stator 2 a and a rotor 2 b, and the rotor 2 b is attached to the crankshaft 6.
  • the rotational torque generated by the motor 2 is transmitted to the compression mechanism unit 3 through the crankshaft 6.
  • the compression mechanism unit 3 includes a crankshaft 6, a first frame 31a, a first cylinder block 33a, a first spring 9, a first vane 10, a first roller 32a, a partition plate 35, a second cylinder block 33b, and a second frame. It has a body 31b, a second spring, a second vane, and a second roller 32b. And the short volt
  • bolt 14 are penetrated to the through-hole provided in each of the 1st frame 31a, the 1st cylinder block 33a, the partition plate 35, the 2nd cylinder block 33b, and the 2nd frame 31b. By fastening the bolts, these components constituting the compression mechanism unit 3 are fixed by pressure bonding.
  • the crankshaft 6 has a rotor fitting portion 61, a first bearing insertion portion 62a, a first eccentric portion 63a, an intermediate portion 64, a second eccentric portion 63b, and a second bearing insertion portion 62b.
  • the first eccentric portion 63a and the second eccentric portion 63b are different in the eccentric phase by 180 degrees, and the first roller 32a and the second roller 32b are mounted on the respective outer peripheral surfaces.
  • a space surrounded by the lower surface of the first frame 31a, the inner peripheral surface of the first cylinder block 33a, the upper surface of the partition plate 35, and the outer peripheral surface of the first roller 32a is the first compression chamber 21a.
  • a space surrounded by the lower surface of the partition plate 35, the inner peripheral surface of the second cylinder block 33b, the upper surface of the second frame 31b, and the outer peripheral surface of the second roller 32b is the second compression chamber 21b.
  • the partition plate 35 is disposed between the first cylinder block 33a and the second cylinder block 33b, and plays a role of partitioning the adjacent first compression chamber 21a and second compression chamber 21b.
  • the first cylinder block 33a is provided with a slit from the inner peripheral surface to the radially outer side, and the first vane 10 biased by the first spring 9 is mounted therein.
  • the tip of the first vane 10 abuts on the outer peripheral surface of the first roller 32a mounted around the first eccentric portion 63a, and partitions the first compression chamber 21a into the low pressure portion 23 and the high pressure portion 24.
  • the pressure outside the compression mechanism 3 is higher than the inside of the compression chamber. Therefore, the back surface of the first vane 10 (on the side opposite to the first roller 32a) is connected to the outside of the compression mechanism unit 3 so that the first vane 10 is pressed against the first roller 32a by the differential pressure. Has been released by.
  • the first spring 9 is assembled to the first cylinder block 33 a through the back pressure hole 11. Since the crankshaft 6 rotates while the first vane 10 is pressed against the first roller 32a, the first vane 10 moves back and forth in the slit in the expansion and contraction direction of the first spring 9.
  • the internal structure and operation of the second cylinder block 33b are basically the same.
  • the first eccentric portion 63a and the second eccentric portion 63b have a phase difference of 180 degrees, and the first vane 10 and the second vane are disposed without a phase difference with the partition plate 35 interposed therebetween.
  • the compression chamber 21a and the second compression chamber 21b repeat the compression operation alternately, and the refrigerant compressed in the first compression chamber 21a is compressed from the first discharge port 31c opened in the first frame 31a. 3, the refrigerant compressed in the second compression chamber 21b is discharged to the outside of the compression mechanism unit 3 from a second discharge port (not shown) opened in the second frame 31b. It is different in point.
  • FIG. 3 is a plan view of a partition plate 35 composed of two divided plates 42a and 42b.
  • the dividing plates 42a and 42b have a semicircular shaft notch 45 on the mating surface 43 side, and the dividing plates 42a and 42b sandwich the intermediate portion 64 of the crankshaft 6 from both sides with the shaft notch 45 portions. In this way, the partition plate 35 is formed.
  • the divided plates 42a and 42b are fastened with bolts and nuts 46 for fastening through the holes 44a and 42b.
  • a phase determination notch 48 (phase determination surface) used when assembling the partition plate 35 is provided on the outer peripheral surface of the dividing plate 42b in a planar shape and parallel to the mating surface 43.
  • the circumferential length of the phasing notch 48 in parallel with the mating surface 43 is set larger than the diameter of the crankshaft 6. Details of this reason and how to use the phasing notch 48 will be described later.
  • the split plates 42a and 42b are provided with the flat surfaces for fixing bolts and the holes 44a and 44b in the projections 47 at both ends of the mating surface 43, and the split plates 42a and 42b are connected with bolts or the like. It has a fixed structure. By combining the divided plates 42a and 42b and fixing them with bolts / nuts 46 or the like, the partition plate 35 and the compression mechanism unit 3 can be assembled without a large gap. Thereby, the split plate 42a and the split plate 42b do not shift due to vibration during operation of the compressor 100, and a large gap can be prevented from being generated between the mating surfaces 43.
  • the range of the first vane 10 and the second vane on the edge of the mating surface 43 is such that the mating surfaces 43 of the dividing plates 42a and 42b are parallel to the movement direction of both vanes (FIG. 3, It is necessary to assemble the partition plate 35 in such a positional relationship as to slide in the vane sliding range 49).
  • both vanes are connected from the back pressure hole 11.
  • the refrigerating machine oil supplied to the oil is supplied with the movement of both vanes, and an oil seal can be formed between the mating surfaces 43 of the dividing plates 42a and 42b.
  • a partition plate that is not affected can be configured.
  • FIG. 4 is a schematic cross-sectional view of the compression mechanism assembling apparatus 70 and the compression mechanism portion 3 set in the compression mechanism assembly apparatus 70.
  • FIG. 5 is a flowchart showing the outline of the assembly procedure of the compression mechanism unit 3.
  • the compressor 100 is aligned so that the inner peripheral surface of the first cylinder block 33a and the outer peripheral surface of the first roller 32a do not excessively interfere with each other.
  • the one frame body 31a and the first cylinder block 33a are fastened by the short bolt 13. (STEP2)
  • the compression mechanism portion 3 in the state of STEP 4 is inserted into the positioning pin 71 of the compression mechanism assembling apparatus 70 and the positioning hole 33e opened in the first cylinder block 33a is inserted.
  • the first cylinder block 33a and the second cylinder block 33b are arranged in a state in which the mating surfaces 43 are aligned so that the intermediate portion 64 of the crankshaft 6 is sandwiched between the notches 45 of the dividing plate 42a and the dividing plate 42b from the right. Temporary in the middle.
  • the mating surfaces 43 of the dividing plate 42a and the dividing plate 42b are temporarily installed so as to extend from the near side to the far side in FIG. (Partition plate temporary step)
  • the partition plate 35 is positioned and fixed in the compression mechanism section 3 with the mating surfaces 43 of the divided plates 42a and 42b being parallel to the sliding direction of each vane and overlapping the sliding range.
  • the procedure to do is explained.
  • 6 is a cross-sectional view taken along line AA in FIG.
  • the X axis is a virtual joint reference line for aligning the mating surfaces 43 of the divided plates 42a and 42b.
  • the origin is a point on the central axis of the crankshaft 6.
  • the Y axis is a line passing through the origin and orthogonal to the X axis.
  • the dividing plates 42a and 42b are temporarily installed so that the respective origination surfaces 43 are aligned on the X axis, with the origin being the center.
  • the dividing plate support plate 72a is a member that expands and contracts to the left and right in FIG. 6 and that slidably supports the outer peripheral surface of the dividing plate 42a at two predetermined V-shaped tip portions. The length between the two tip portions of the divided plate support plate 72a is larger than the diameter of the crankshaft 6.
  • the dividing plate support plate 72b integrally has a flat pressing portion 73 between a V-shaped tip and a V-shaped tip.
  • the length between the two tip portions is larger than the diameter of the crankshaft 6, and the lateral width of the tip of the pressing portion 73 is also made larger than the diameter of the crankshaft 6.
  • the front ends of the divided plate support plate 72a and the divided plate support plate 72b are always in a symmetrical position with respect to the Y axis.
  • the tip end that opens in a V-shape is slidably abutted on the outer peripheral surface of the divided plate 42b, but at the same time, the tip of the pressing portion 73 is the phase determination notch 48 of the divided plate 42b.
  • the dividing plate 42b rotates to a predetermined phase following the pressing portion 73, and further the dividing plate 42a rotates to a predetermined phase following the mating surface of the dividing plate 42b.
  • the mating surfaces 43 of the dividing plate 42a and the dividing plate 42b are pressed in an overlapping manner in a state of facing the vertical direction in FIG.
  • the first cylinder block 33 a integrated with the first frame body 31 a is positioned on the compression mechanism assembling apparatus 70 by the positioning pin 71. Further, since the cylinder fixing mechanism 74 is fixed to the compression mechanism assembling apparatus 70 from the vertical direction in FIG. 6, the shaft penetration formed by the center position of the inner peripheral surface of the first cylinder block 33 a and the shaft notch 45.
  • the partition plate 35 can be positioned with respect to the first cylinder block 33a so that the centers of the holes 50 coincide.
  • the dividing plate 42b pushes a phase-determining notch 48 parallel to the mating surface 43 with the pressing portion 73, so that the phase of the partition plate 35 is adjusted so that the longitudinal direction of the mating surface 43 coincides with the sliding direction of the vane. Can be determined.
  • the shaft center is adjusted using the alignment mechanism 75 and the misalignment measuring sensor 76 using the method disclosed in Japanese Patent No. 2858547.
  • the first cylinder block 33 a and the second cylinder block 33 b are fixed with the long bolts 14.
  • the bolts and nuts 46 for fastening the divided plates are passed through the holes 44a and 44b, and the divided plates 42a and 42b are fastened to complete the assembly of the compression mechanism section 3.
  • STEP6 the bolts and nuts 46 for fastening the divided plates are passed through the holes 44a and 44b, and the divided plates 42a and 42b are fastened to complete the assembly of the compression mechanism section 3.
  • the longitudinal direction of the mating surface of the partition plate is exactly the same as the sliding direction of each vane. Since the mating surface 43 is configured to overlap the sliding range of the vane, an oil seal can be formed on the mating surface 43 to exhibit high efficiency. Further, since each vane is not affected by being caught by a minute step on the mating surface 43, a multi-cylinder rotary compressor with few mechanical failures can be provided.
  • the phase-determining notch 48 is a plane. However, the phase-determining notch 48 is not necessarily a plane, and it is sufficient that the phase of the divided plates 42a and 42b can be determined to be a predetermined state when the partition plate 35 is assembled.
  • the divided plates 42a and 42b temporarily provided between the cylinder blocks are combined with high accuracy in the subsequent process. Since they can be joined, the tact time of the assembly process of the multi-cylinder rotary compressor can be shortened.
  • FIG. 7 is a plan view of a partition plate 235 that partitions adjacent compression chambers of the multi-cylinder rotary compressor according to this embodiment.
  • FIG. 8 is a diagram illustrating an assembly process of the partition plate 235. The shape of the dividing plate 242b constituting the partition plate 235 is different from the dividing plate 42b of the first embodiment.
  • the planar phasing notch 248 (phase determining surface) is symmetric with respect to the cut surface when the divided plate 242b is divided into two equal parts by a plane perpendicular to the mating surface 43 thereof. It is provided in two places.
  • the flat angle provided in the first embodiment is obtained by making the outer angle formed by the two phasing notches 248 of the dividing plate 242b coincide with the angle of the V-shaped tip of the dividing plate support plate 272b of the compression mechanism assembling apparatus 70.
  • the pressing part 73 can be omitted. Even in such a configuration, the dividing plate 242b follows the V-shaped tip of the dividing plate support plate 272b, and then the mating surface 43 of the dividing plate 42a follows the mating surface 43 of the dividing plate 242b.
  • the partition plate 235 can be accurately aligned with the virtual joining reference line, and at the same time, the positions of the mating surfaces 43 of the divided plates 42a and 242b can be aligned on the X axis.
  • the phase positioning merging step corresponding to both the mating surface positioning step and the phase determination surface pressing step in the first embodiment is executed at a time.
  • the time required for assembling the multi-cylinder rotary compressor can be shortened.
  • the length between the two tip portions of the divided plate support plate 272 b is larger than the diameter of the crankshaft 6.
  • the length between the farthest ends of the two phasing notches 248 is also set larger than the diameter of the crankshaft 6, if the dividing plate 242b is pressed by the dividing plate support plate 272b, the division is performed.
  • the plate 42a easily rotates following the mating surface of the dividing plate 242b even with a small force.
  • phase determination notches 248 are adjacent to each other.
  • the phase determination notches 248 are provided in the above-described positional relationship, the same effect can be obtained even if they are separated from each other. It is done. Further, a plurality of sets of phase determination notches may be provided as long as they are at least one set.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
PCT/JP2012/077340 2011-10-25 2012-10-23 多気筒回転式圧縮機及びその圧縮室の仕切板の接合方法 WO2013061957A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2013540783A JP5738423B2 (ja) 2011-10-25 2012-10-23 多気筒回転式圧縮機及びその圧縮室の仕切板の接合方法
CN201280052712.7A CN104024640B (zh) 2011-10-25 2012-10-23 多气缸旋转式压缩机及其压缩室的隔板的接合方法
IN2794CHN2014 IN2014CN02794A (zh) 2011-10-25 2012-10-23
KR1020147010950A KR101601574B1 (ko) 2011-10-25 2012-10-23 다기통 회전식 압축기 및 그 압축실의 칸막이판의 접합 방법

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JP2011233469 2011-10-25
JP2011-233469 2011-10-25

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WO2013061957A1 true WO2013061957A1 (ja) 2013-05-02

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JP (1) JP5738423B2 (zh)
KR (1) KR101601574B1 (zh)
CN (2) CN106321437B (zh)
CZ (1) CZ306336B6 (zh)
IN (1) IN2014CN02794A (zh)
WO (1) WO2013061957A1 (zh)

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CN106151036B (zh) * 2015-04-27 2018-10-02 珠海格力电器股份有限公司 压缩机泵体组件及具有其的压缩机
CN105134604B (zh) * 2015-09-17 2017-11-07 广东美芝制冷设备有限公司 压缩机构部的调芯方法
CN106246551B (zh) * 2016-09-18 2018-04-13 珠海格力节能环保制冷技术研究中心有限公司 曲轴、泵体组件和压缩机
CN108061020B (zh) * 2018-01-08 2023-03-10 珠海凌达压缩机有限公司 一种压缩机隔板结构、压缩机和空调器

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JPS611687U (ja) * 1984-06-11 1986-01-08 三菱電機株式会社 多気筒回転式圧縮機
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