WO2017042969A1 - Compresseur à volutes - Google Patents

Compresseur à volutes Download PDF

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Publication number
WO2017042969A1
WO2017042969A1 PCT/JP2015/075873 JP2015075873W WO2017042969A1 WO 2017042969 A1 WO2017042969 A1 WO 2017042969A1 JP 2015075873 W JP2015075873 W JP 2015075873W WO 2017042969 A1 WO2017042969 A1 WO 2017042969A1
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WO
WIPO (PCT)
Prior art keywords
suction pipe
buffer plate
scroll compressor
scroll
diameter
Prior art date
Application number
PCT/JP2015/075873
Other languages
English (en)
Japanese (ja)
Inventor
克哉 大橋
泰成 飯塚
直巳 萩田
Original Assignee
ジョンソンコントロールズ ヒタチ エア コンディショニング テクノロジー（ホンコン）リミテッド
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.)
Filing date
Publication date
Application filed by ジョンソンコントロールズ ヒタチ エア コンディショニング テクノロジー（ホンコン）リミテッド filed Critical ジョンソンコントロールズ ヒタチ エア コンディショニング テクノロジー（ホンコン）リミテッド
Priority to PCT/JP2015/075873 priority Critical patent/WO2017042969A1/fr
Priority to JP2017538826A priority patent/JP6503076B2/ja
Publication of WO2017042969A1 publication Critical patent/WO2017042969A1/fr

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Classifications

    • 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
    • F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
    • 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
    • F04C29/12—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet

Definitions

  • the present invention relates to a scroll compressor that compresses a compressible gas such as refrigerant or air, and particularly relates to a scroll compressor that includes a check valve that closes a suction flow path.
  • Patent Document 1 JP-A-2-264177
  • the check valve partitions the low pressure region on the suction pipe side and the high pressure region on the discharge port side so that the high pressure gas is introduced to the suction pipe side. Prevents leakage.
  • the suction pipe connected to the suction port side of the fixed scroll is fixed to the upper cap by welding, and the fixed scroll is inserted into the fixed scroll via a stopper and an O-ring. Connected to the inlet side. Further, a check valve is provided at the suction port provided in the fixed scroll, and a buffer plate is provided between the stopper and the check valve so as to keep the check valve airtight. .
  • An object of the present invention is to obtain a scroll compressor that can be manufactured at low cost while maintaining the airtightness of the check valve.
  • the present invention comprises a compression mechanism having a fixed scroll and an orbiting scroll and a drive part thereof housed in a sealed container, and the sealed container passes through the suction port of the fixed scroll.
  • a scroll compressor having a suction pipe connected thereto and provided with a check valve at the suction port, the suction pipe insertion part being provided in the fixed scroll for inserting the suction pipe, and the suction pipe insertion part,
  • a sealing material for sealing between the suction pipe and a buffer plate provided in the suction pipe insertion portion between the lower end portion of the suction pipe and the check valve is provided.
  • the principal part expanded sectional view which shows Example 1 of the scroll compressor of this invention The principal part expanded sectional view which shows Example 2 of the scroll compressor of this invention.
  • the figure explaining an example of the buffer plate shown in FIG. The figure explaining the other example of the buffer plate shown in FIG.
  • the figure explaining the further another example of the buffer board shown in FIG. The longitudinal cross-sectional view which shows the whole structure of a general scroll compressor.
  • FIG. 6 is a longitudinal sectional view showing the overall configuration of a general scroll compressor
  • FIG. 7 is an enlarged sectional view of a main part in the vicinity of the check valve shown in FIG.
  • the scroll compressor 1 is configured by storing a compression mechanism section 2 and its driving section 3 in a sealed container 70.
  • the compression mechanism unit 2 includes a fixed scroll 100, a turning scroll 200, and a frame 400 as basic elements.
  • the fixed scroll 100 includes a base plate 101, a spiral wrap 102, a suction port 103, and a discharge port 104 as basic components, and is fixed to the frame 400 with bolts (not shown).
  • the wrap 102 is erected vertically on one surface of the base plate 101.
  • the orbiting scroll 200 includes a base plate 201, a spiral wrap 202, a boss portion 203, and a back pressure hole (not shown) as basic components.
  • the wrap 202 is erected vertically on one surface of the base plate 201. Further, the boss portion 203 is formed so as to protrude to the opposite side of the base plate 201.
  • the frame 400 is fixed in the hermetic container 70 and constitutes a member on which a rolling bearing (main bearing) 510 is disposed.
  • the compression chamber 130 is reduced in volume while moving to the central portion to compress the gas, and the compressed gas is discharged from the discharge port 104 to the discharge chamber 70a.
  • the gas discharged into the discharge chamber 70a circulates around the compression mechanism section 3 and the electric motor section 600, and then is sent out of the compressor from the discharge pipe 701.
  • the sealed container 70 has an upper cap 71 and a lower cap 72. Legs 73 are attached to the bottom surface of the sealed container 70. A hermetic terminal 702 and a terminal cover 703 are provided on the side surface of the sealed container 70 so that electric power can be supplied to the electric motor unit 600.
  • the drive unit 3 for driving the orbiting scroll 200 to rotate is the motor unit 600 including the stator 601 and the rotor 602, the rotating shaft 300, and the Oldham ring 500 which is a main component of the rotation preventing mechanism of the orbiting scroll 200.
  • the bearing (sub bearing) 803 and the orbiting bearing 210 provided in the boss portion 203 of the orbiting scroll 200 are configured as basic elements.
  • the rotating shaft 300 is configured by integrally including the main shaft portion 302 and the crank pin 301 provided on the upper end side of the main shaft portion 302.
  • the rolling bearing 510 and the rolling bearing 803 constitute a main shaft support portion that rotatably supports the main shaft portion 302 of the rotating shaft 300.
  • the orbiting bearing 210 is provided on the boss portion 203 of the orbiting scroll 200 so that the crank pin 301 of the rotating shaft 300 can move in the thrust direction, which is the rotating shaft direction, and can rotate freely.
  • the rolling bearing 510 which is the upper spindle support portion, is disposed on the upper side of the electric motor portion 600.
  • the rolling bearing 803 serving as a lower main shaft support portion constitutes a main portion of the auxiliary bearing portion 800 and is disposed below the electric motor portion 600.
  • the housing 802 is fixed to the lower frame 801 fixed to the lower part in the sealed container 70 through bolts 805.
  • the rolling bearing 803 is inserted into the housing 802 from above, and a housing cover 804 is further attached from above.
  • a pump unit 900 is attached to the lower end of the housing 802 via a bolt 910.
  • the pump unit 900 is driven via a pump joint 310 provided at the lower end of the rotary shaft 300.
  • the Oldham ring 500 is disposed on the back surface of the base plate 201 of the orbiting scroll 200.
  • One set of two orthogonal key portions formed on the Oldham ring 500 slides in a key groove which is a receiving portion of the Oldham ring 500 formed on the frame 400, and the other set is the swivel
  • the key groove formed on the back side of the scroll wrap 202 is slid.
  • the orbiting scroll 200 orbits in a plane perpendicular to the axial direction, which is the direction in which the wrap 202 is erected, without rotating with respect to the fixed scroll 100.
  • the base plate 201 of the orbiting scroll 200 is provided with the back pressure hole (not shown) for communicating the compression chamber 130 and the back pressure chamber 411 formed on the back of the orbiting scroll.
  • the pressure in the back pressure chamber 411 is maintained at an intermediate pressure (intermediate pressure) between the suction pressure and the discharge pressure.
  • the back pressure chamber 411 configured on the back side of the orbiting scroll 200 is a space formed by being surrounded by the orbiting scroll 200, the frame 400, and the fixed scroll 100. Therefore, the frame 400 also serves as a member that forms the back pressure chamber 411.
  • the seal ring 410 provided in the seal ring groove 409 of the frame 400 prevents discharge gas from flowing into the back pressure chamber 411.
  • the orbiting scroll 200 is pressed against the fixed scroll 100 by the resultant force of the intermediate pressure of the back pressure chamber 411 and the discharge pressure acting on the inside of the seal ring 410.
  • reference numeral 403 denotes a frame seal that seals the lower side of the rolling bearing 510, and this frame seal is fixed to the lower end of the frame 400 by a bolt 406.
  • Reference numeral 404 denotes a balance weight cover.
  • the balance weight cover 404 is fixed to the frame 400 by the bolts 406 together with the frame seal 403.
  • a balance weight 407 fixed to the rotary shaft 300 is provided in the balance weight cover 404.
  • a thrust bearing 520 is provided on the frame seal 403, and supports a thrust force acting on the rotating shaft 300 by supporting a lower end portion of the inner ring of the rolling bearing 510.
  • the oil in the oil reservoir 70b formed in the lower part in the sealed container 70 is caused by the pump unit 900 to be formed in the axial direction in the rotary shaft 300.
  • Part of the oil sent to the oil passage 311 flows through the lateral hole 312 to the rolling bearing (sub bearing) 803 and then returns to the oil reservoir 70b.
  • the oil that has reached the upper portion of the crank pin 301 through the oil passage 311 flows through the slewing bearing 210 and further to the rolling bearing (main bearing) 510.
  • the oil that has lubricated the rolling bearing 510 then passes through the oil drain pipe 408 and returns to the oil reservoir 70b.
  • an oil supply pocket 205 is provided on an end surface of the boss portion 203 of the orbiting scroll 200, and the oil supply pocket 205 is arranged on the outer side and the inner side of the seal ring 410 by the orbiting movement of the orbiting scroll 200.
  • a part of the oil between the swivel bearing 210 and the rolling bearing 510 is conveyed to the back pressure chamber 411.
  • the oil conveyed to the back pressure chamber 411 is lubricated to the Oldham ring 500 and the like, and then supplied to the end plate sliding surface between the end plate surface 105 of the fixed scroll and the base plate 201 of the orbiting scroll 200.
  • the oil conveyed to the back pressure chamber 411 flows into the compression chamber 130 through the back pressure hole (not shown) or through a minute gap on the end plate sliding surface.
  • the oil flowing into the compression chamber 130 is discharged from the discharge port 104 together with the compressed refrigerant gas, is separated from the refrigerant gas in the sealed container 70, and returns to the oil reservoir 70b.
  • the fixed scroll 100 will be described more specifically.
  • the fixed scroll 100 has the end plate surface 105 that contacts the base plate 201 of the orbiting scroll 200 on the outer peripheral side of the compression chamber 130.
  • the end plate surface 105 is formed on the outer peripheral side including a lap that forms the outermost periphery of the compression chamber 130.
  • suction pipe 711 is provided so as to be connected to the suction port 103 side of the fixed scroll 100, and the check valve 10 is further provided in the suction port 103.
  • the suction pipe 711 passes through the upper cap 71 of the sealed container 70 and is fixed by welding.
  • the suction pipe 711 connected to the suction port 103 side of the fixed scroll 100 is connected to the fixed scroll 100 through a stopper 20 and an O-ring (seal material) 21 that are press-fitted into the fixed scroll 100. Further, a buffer plate 30 is provided between the check valve 10 and the stopper 20 provided in the suction port 103 of the fixed scroll 100, and the airtightness of the check valve 10, that is, The confidentiality between the check valve 10 and the stopper 20 is maintained.
  • the check valve 10 partitions the low pressure region on the suction pipe 711 side from the high pressure region on the discharge port 104 side to prevent high pressure gas from leaking to the suction pipe 711 side. Like to do.
  • the check valve 10 when the operation of the compressor is stopped, the check valve 10 is caused by the difference between the action of the spring 11 and the pressure acting on the upstream surface and the downstream surface of the check valve 10. Pushed back.
  • the check valve 10 When the check valve 10 is pushed back, the check valve 10 is pressed against a buffer plate 30 provided between the check valve 10 and the stopper 20, and the upstream side of the check valve 10 (low pressure) ) And the downstream side (high pressure) are sealed. That is, the airtightness between the low pressure region on the suction pipe 711 side and the high pressure region on the discharge port 104 side is maintained.
  • the suction pipe 711 is fixed to the upper cap 71 by welding, inserted into the stopper 20 press-fitted into the fixed scroll 100, and via the sealing material (for example, O-ring) 21 provided on the stopper 20.
  • the airtightness between the low pressure region on the suction pipe 711 side and the high pressure region on the discharge port 104 side is maintained.
  • the stopper 20 is necessary as described above, and it takes time to press-fit the stopper 20 into the fixed scroll 100, which increases the cost of the scroll compressor. In addition, it is necessary to press-fit the stopper 20 into the fixed scroll 100, and there is a problem that distortion occurs in the fixed scroll and the airtightness of the check valve 10 is lowered.
  • FIG. 1 is an enlarged cross-sectional view showing a main part of a scroll compressor according to a first embodiment of the present invention, showing a structure in the vicinity of a check valve.
  • FIG. 1 the portions denoted by the same reference numerals as those in FIGS. 6 and 7 described above are the same or corresponding portions, and the description will focus on portions different from those in FIGS. 6 and 7.
  • the overall configuration of the scroll compressor 1 in the present embodiment is basically the same as that described in FIG. 6 except for the structure in the vicinity of the check valve.
  • reference numeral 711 denotes a suction pipe
  • the suction pipe 711 is directly connected to the portion of the suction port 103 of the fixed scroll 100. That is, the suction pipe 711 is inserted into the suction pipe insertion portion 106 of the fixed scroll 100, and the fixed scroll 100 and the suction pipe 711 are sealed with a sealing material 21 such as an O-ring.
  • a check valve 10 and a spring 11 for urging the check valve 10 toward the suction pipe 711 are provided at the suction port 103 of the fixed scroll 100.
  • the outer diameter of the suction pipe 711 and the inner diameter of the suction port 10 provided with the check valve 10 are substantially the same, and the diameter L1 of the suction pipe insertion portion 106 is the outer diameter of the suction pipe 711.
  • the suction pipe 711 is configured to be slightly larger than the diameter so that the suction pipe 711 can be easily inserted into the suction pipe insertion portion 106.
  • a buffer plate 31 made of a resin plate or the like is inserted into the suction tube insertion portion 106 between the lower end portion of the suction tube 711 and the check valve 10.
  • the buffer plate 31 has an outer diameter that is the same as or slightly larger than that of the suction pipe insertion portion 106 and is elastically deformed, and is attached to the suction pipe insertion portion 106.
  • the inner diameter of the buffer plate 31 is the same as or slightly smaller than the inner diameter of the suction pipe 711.
  • the buffer plate 31 is configured to be prevented from moving upward at the lower end portion of the suction pipe 711 and to be prevented from moving downward at the lower end portion of the suction pipe insertion portion 106. .
  • the buffer plate 31 is located between the lower end portion of the suction pipe 711 and the lower end portion of the suction pipe insertion portion 106. Held in between.
  • Other configurations are the same as those of the scroll compressor described with reference to FIGS.
  • the compression chamber 130 is moved to the central portion, the volume is reduced and the sucked gas is compressed, and the compressed gas is discharged from the discharge port 104 to the discharge chamber 70a.
  • the stopper 20 shown in FIG. 7 is not necessary. For this reason, the operation of press-fitting the stopper into the fixed scroll 100 becomes unnecessary, and the scroll compressor can be assembled efficiently, so that the manufacturing cost (part cost, work cost) of the scroll compressor can be reduced. Moreover, since it is not necessary to press-fit the stopper into the fixed scroll 100, the occurrence of distortion of the fixed scroll can be prevented, so that the airtightness of the check valve 10 can be improved. Further, since the stopper is not required, the diameter of the suction pipe 711 can be increased, and an effect of reducing pressure loss can be obtained.
  • the buffer plate 31 can move in the vertical direction between the lower end portion of the suction pipe 711 and the lower end portion of the suction pipe insertion portion 106. A margin can be given to the amount of insertion into the suction pipe insertion portion 106. Accordingly, the height dimension of the suction pipe 711 protruding upward from the upper cap 71 of the sealed container 70 can be adjusted.
  • the buffer plate 31 when the buffer plate 31 is pushed up by the check valve 10, even if the suction pipe 711 is slightly inclined due to an attachment error, the buffer plate 10 is placed at the lower end of the suction pipe 711. It is also possible to make it tightly contact with each other, and the sealing performance can be improved.
  • FIGS. 2 is an enlarged cross-sectional view showing a main part of a scroll compressor according to a second embodiment of the present invention
  • FIG. 3 is a diagram illustrating an example of the buffer plate shown in FIG. 2
  • FIG. 4 is another example of the buffer plate shown in FIG.
  • FIG. 5 is a diagram for explaining still another example of the buffer plate shown in FIG.
  • the parts denoted by the same reference numerals as those in FIGS. 1, 6, and 7 described above are the same or corresponding parts, and the description will focus on parts that are different from those in FIGS.
  • the overall configuration of the scroll compressor 1 in the second embodiment is basically the same as that described in FIG. 6 except for the structure in the vicinity of the check valve.
  • reference numeral 711 denotes a suction pipe. Also in the second embodiment, the suction pipe 711 is directly connected to the suction port 103 of the fixed scroll 100. That is, the suction pipe 711 is inserted into the suction pipe insertion portion 106 of the fixed scroll 100, and the fixed scroll 100 and the suction pipe 711 are sealed with a sealing material 21 such as an O-ring. Further, a check valve 10 and a spring 11 are provided at the suction port 103 of the fixed scroll 100.
  • the outer diameter of the suction pipe 711 and the inner diameter of the suction port 10 provided with the check valve 10 are substantially the same, and the diameter L2 (corresponding to L1 in FIG. 1) of the suction pipe insertion portion 106 is
  • the suction pipe 711 is configured to be slightly larger than the outer diameter.
  • the suction pipe insertion portion 106 between the lower end portion of the suction pipe 711 and the check valve 10 is provided with a buffer plate made of a resin plate or the like as in the first embodiment. It is the same.
  • the buffer plate 32 according to the second embodiment has an outer diameter D1 (see FIG. 3) larger than that of the suction pipe insertion portion 106.
  • a buffer plate receiving groove 107 for providing the buffer plate 32 is formed on the lower side of the suction pipe inserting portion 106, and the diameter L3 of the buffer plate receiving groove 107 is the diameter L2 of the suction tube inserting portion. It is formed larger than.
  • the buffer plate 32 is disposed in the buffer plate insertion groove 107.
  • FIG. 3 shows the shape of the buffer plate 32 shown in FIG.
  • L4 is the axial length (thickness) of the buffer plate 32
  • D1 is the outer diameter of the buffer plate 32
  • D2 is the inner diameter of the buffer plate 32.
  • the outer diameter D1 of the buffer plate 32 is the same as or slightly larger than the diameter L3 of the buffer plate insertion groove 107 shown in FIG.
  • the buffer plate 32 has an inner diameter D2 that is the same as or slightly smaller than the inner diameter of the suction pipe 711.
  • the buffer plate 32 Since the buffer plate 32 is disposed in the buffer plate insertion groove 107, the buffer plate 32 is prevented from moving upward and downward within the range of the buffer plate insertion groove 107. Therefore, even if the check valve 10 moves below the suction port 103 during operation of the compressor, the buffer plate 32 is held in the buffer plate insertion groove 107.
  • the buffer plate 32 is disposed in the buffer plate insertion groove 107 and is held in the buffer plate insertion groove 107, so that the suction pipe 711 is temporarily connected to the upper cap 71 of the sealed container 70.
  • the buffer plate 32 may be tilted along the inclination of the suction pipe 711, even if it is attached to be inclined.
  • the check valve 10 also follows the buffer plate 32 and tilts so as to be in close contact with the buffer plate 32 and improve the sealing performance.
  • the buffer plate 33 shown in FIG. 4 is the same as the buffer plate 32 shown in FIG. 3 in that it has an outer diameter D1, an inner diameter D2, and an axial length (thickness) L4.
  • the buffer plate 33 is different from the buffer plate 32 of FIG. 3 in that the buffer plate 33 has a first disk portion 33a having an outer diameter D1 larger than the diameter of the suction pipe insertion portion 106, and a D3 smaller outer diameter than the D1.
  • the point is that it is formed in a stepped disk shape composed of a second disk portion 33b smaller than the diameter of the suction pipe insertion portion 106.
  • the thickness (axial length) of the first disc portion 33a having an outer diameter D1 is L5, and the thickness of the second disc portion 33b having an outer diameter D3 is “L4-L5”. It is.
  • the outer diameter D1 of the first disc portion 33a is the same as or slightly larger than the diameter L3 of the buffer plate insertion groove 107, and is elastically deformed and disposed in the buffer plate insertion groove 107.
  • the outer diameter D3 of the second disc portion 33b is the same as or slightly smaller than the diameter L2 of the suction pipe insertion portion 106 (however, preferably larger than the outer diameter of the suction pipe 711).
  • the buffer plate 34 shown in FIG. 5 is the same as the buffer plate 32 shown in FIG. 3 in that the buffer plate 34 has an outer diameter D1, an inner diameter D2, and an axial length (thickness) L4.
  • the buffer plate is configured in the shape of a stepped disk formed of a first disk portion 34a having an outer diameter D1 and a second disk portion 34b having an outer diameter D3.
  • the buffer plate 34 shown in FIG. 5 is different from the buffer plate 32 shown in FIGS. 3 and 4 in that the outer peripheral portion of the first disc portion 34a having an outer diameter D1 has a concave and convex shape in the circumferential direction. is there.
  • the buffer plate 34 can be further easily deformed, and the mountability when inserted into the buffer plate insertion groove 107 can be further improved.
  • an axial groove is formed in the suction pipe insertion portion 106 in accordance with the uneven shape of the outer peripheral portion of the buffer plate 34, so that the buffer plate 34 is connected to the suction pipe insertion portion 106. It can be easily inserted into the buffer plate insertion groove 107 from the upper end side. Therefore, by using the buffer plate 34 of this example, it is possible to manufacture the buffer plate 34 using a material having high strength that is difficult to be deformed.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)

Abstract

L'invention concerne un compresseur à volutes, lequel compresseur est conçu de manière à renfermer à l'intérieur d'un récipient fermé : un mécanisme de compression comportant une volute fixe et une volute orbitale ; et une section d'entraînement pour le mécanisme de compression. Un tuyau d'aspiration s'étend à travers le récipient fermé et est relié à l'ouverture d'aspiration de la volute fixe, et un clapet de non retour est disposé au niveau de l'ouverture d'aspiration. Le compresseur à volutes comporte : une section d'insertion de tuyau d'aspiration qui est disposée au niveau de la volute fixe et dans laquelle est inséré le tuyau d'aspiration ; un matériau d'étanchéité pour assurer une étanchéité entre la section d'insertion de tuyau d'aspiration et le tuyau d'aspiration ; et une plaque d'amortissement disposée au niveau de la section d'insertion de tuyau d'aspiration, qui est disposée entre l'extrémité inférieure du tuyau d'aspiration et le clapet de non retour. Le compresseur à volutes peut être fabriqué à faible coût, tandis que l'étanchéité vis-à-vis des gaz du clapet de non retour est maintenue.
PCT/JP2015/075873 2015-09-11 2015-09-11 Compresseur à volutes WO2017042969A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/JP2015/075873 WO2017042969A1 (fr) 2015-09-11 2015-09-11 Compresseur à volutes
JP2017538826A JP6503076B2 (ja) 2015-09-11 2015-09-11 スクロール圧縮機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2015/075873 WO2017042969A1 (fr) 2015-09-11 2015-09-11 Compresseur à volutes

Publications (1)

Publication Number Publication Date
WO2017042969A1 true WO2017042969A1 (fr) 2017-03-16

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PCT/JP2015/075873 WO2017042969A1 (fr) 2015-09-11 2015-09-11 Compresseur à volutes

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JP (1) JP6503076B2 (fr)
WO (1) WO2017042969A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022023798A1 (fr) 2020-07-31 2022-02-03 Siam Compressor Industry Co., Ltd. Compresseur

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02264177A (ja) * 1989-04-05 1990-10-26 Hitachi Ltd スクロール圧縮機の吸入逆止弁
JPH0913712A (ja) * 1995-07-04 1997-01-14 Inax Corp 防水パン及び防水パンへの座板装着方法
JPH1122663A (ja) * 1997-07-01 1999-01-26 Daikin Ind Ltd スクロール圧縮機
JP2005105990A (ja) * 2003-10-01 2005-04-21 Fujitsu General Ltd スクロール圧縮機
JP2015036514A (ja) * 2013-08-10 2015-02-23 ダイキン工業株式会社 圧縮機
JP2015148198A (ja) * 2014-02-07 2015-08-20 三菱電機株式会社 圧縮機、及び、冷凍サイクル装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02264177A (ja) * 1989-04-05 1990-10-26 Hitachi Ltd スクロール圧縮機の吸入逆止弁
JPH0913712A (ja) * 1995-07-04 1997-01-14 Inax Corp 防水パン及び防水パンへの座板装着方法
JPH1122663A (ja) * 1997-07-01 1999-01-26 Daikin Ind Ltd スクロール圧縮機
JP2005105990A (ja) * 2003-10-01 2005-04-21 Fujitsu General Ltd スクロール圧縮機
JP2015036514A (ja) * 2013-08-10 2015-02-23 ダイキン工業株式会社 圧縮機
JP2015148198A (ja) * 2014-02-07 2015-08-20 三菱電機株式会社 圧縮機、及び、冷凍サイクル装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022023798A1 (fr) 2020-07-31 2022-02-03 Siam Compressor Industry Co., Ltd. Compresseur

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JPWO2017042969A1 (ja) 2018-03-15
JP6503076B2 (ja) 2019-04-17

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