US20140064995A1 - Scroll compression device and method for magnetizing scroll compression device - Google Patents

Scroll compression device and method for magnetizing scroll compression device Download PDF

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Publication number
US20140064995A1
US20140064995A1 US14/007,171 US201114007171A US2014064995A1 US 20140064995 A1 US20140064995 A1 US 20140064995A1 US 201114007171 A US201114007171 A US 201114007171A US 2014064995 A1 US2014064995 A1 US 2014064995A1
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United States
Prior art keywords
driving shaft
rotating
scroll compression
rotor
compression device
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
US14/007,171
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English (en)
Inventor
Satoshi Iitsuka
Tsutomu Kon
Akihiro Hayashi
Katsuki Akuzawa
Kenji Aida
Yoshiaki Nagasawa
Kazuyoshi Sugimoto
Yasunori Kiyokawa
Yoshihiko Nagase
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Intellectual Property Management Co Ltd
Original Assignee
Sanyo Electric Co Ltd
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
Priority claimed from JP2011065607A external-priority patent/JP2012202252A/ja
Priority claimed from JP2011066920A external-priority patent/JP2012202277A/ja
Priority claimed from JP2011067051A external-priority patent/JP5824668B2/ja
Priority claimed from JP2011066921A external-priority patent/JP2012202278A/ja
Application filed by Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Assigned to SANYO ELECTRIC CO., LTD reassignment SANYO ELECTRIC CO., LTD ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: AIDA, KENJI, NAGASAWA, YOSHIAKI, SUGIMOTO, KAZUYOSHI, Akuzawa, Katsuki, HAYASHI, AKIHIRO, IITSUKA, SATOSHI, KIYOKAWA, YASUNORI, KON, TSUTOMU, NAGASE, Yoshihiko
Publication of US20140064995A1 publication Critical patent/US20140064995A1/en
Assigned to PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD. reassignment PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: SANYO ELECTRIC CO., LTD.
Abandoned legal-status Critical Current

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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
    • 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
    • F04C23/02—Pumps characterised by combination with or adaptation to specific driving engines or motors
    • 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
    • F04C18/0207—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 both members having co-operating elements in spiral form
    • 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
    • F04C18/0207—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 both members having co-operating elements in spiral form
    • F04C18/0215—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 both members having co-operating elements in spiral form where only one member is moving
    • 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
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/0042—Driving elements, brakes, couplings, transmissions specially adapted for pumps
    • F04C29/0078—Fixing rotors on shafts, e.g. by clamping together hub and shaft
    • 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
    • F04C29/02—Lubrication; Lubricant separation
    • F04C29/026—Lubricant separation
    • 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
    • F04C29/02—Lubrication; Lubricant separation
    • F04C29/028—Means for improving or restricting lubricant flow
    • 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
    • F04C29/0042—Driving elements, brakes, couplings, transmissions specially adapted for pumps
    • F04C29/0085—Prime movers

Definitions

  • a scroll compression device is characterized in that a scroll compression mechanism for compressing refrigerant and a driving shaft that is connected to the scroll compression mechanism through a driving shaft and drives the scroll compression mechanism are accommodated in a casing; the scroll compression mechanism is supported in the casing by a main frame; a rotor of the driving motor is connected to the driving shaft; the driving shaft is supported in the casing by a bearing plate; a pickup is connected to an oil supply path extending in an up-and-down direction in the driving shaft; and a holder extending in a radial direction is provided in the oil supply path at the back side of the pickup.
  • the holder may be a pin member penetrating through the oil supply path.
  • a lower balancer may be provided to a lower portion of the rotor of the driving motor
  • a regulation plate for regulating rotation of the rotor may be provided to the lower surface of the lower balancer
  • a plurality of lock groove portions may be provided on the outer periphery of the regulation plate.
  • the bearing plate may have a plurality of opening portions through which spaces above and below the bearing plate intercommunicate with each other, and the inner dimension of the plurality of lock groove portions of the regulation plate may be set to be larger than the inner dimension of the plurality of opening portions.
  • the driving motor may be a DC driving motor driven by an inverter.
  • a magnetizing method for the scroll compression device described above is characterized by comprising: detaching the pickup; inserting a rotating jig into the oil supply path; and repeating an operation of locking the tip of the rotating jig to the holder, rotating the driving shaft by a predetermined angle and then stopping the driving shaft through operation of the rotating jig, applying a voltage to windings of the driving motor, rotating the driving shaft by a predetermined angle and stopping the driving shaft again, and applying the voltage to thereby magnetize the rotor.
  • a rotating jig may be inserted into the oil supply path, the tip of the rotating jig may be locked to the holder, and an operation of locking the tip of the rotating jig to the holder, rotating the driving shaft by a predetermined angle and then stopping the driving shaft through operation of the rotating jig, applying a voltage to windings of the driving motor, rotating the driving shaft by a predetermined angle and stopping the driving shaft again, and applying the voltage may be repeated to thereby magnetize the rotor, and a rotation regulation jig may be locked to the plurality of lock groove portions provided on the outer periphery of the regulation plate so that rotation of the rotor under the magnetization is regulated by the rotation regulating jig.
  • FIG. 1 is a cross-sectional view showing a scroll compression device according to an embodiment of the present invention.
  • reference numeral 1 represents a scroll compression device whose internal pressure is high.
  • the compression device 1 is connected to a refrigerant circuit (not shown) in which refrigerant is circulated to perform a refrigeration cycle operation, and compresses the refrigerant.
  • the compressor 1 has a hermetically-sealed doom type casing 3 having a vertically elongated cylindrical shape.
  • a scroll compression mechanism 11 for compressing refrigerant In the casing 3 are accommodated a scroll compression mechanism 11 for compressing refrigerant and a driving motor 13 disposed below the scroll compression mechanism 11 .
  • the scroll compression mechanism 11 and the driving motor 13 are joined to each other through a driving shaft 15 which is disposed so as to extend in the up-and-down direction in the casing 3 .
  • a gap space 17 is formed between the scroll compression mechanism 11 and the driving motor 13 .
  • the scroll compression mechanism 11 comprises a fixed scroll 23 and a swing scroll 25 .
  • the fixed scroll 23 is disposed in close contact with the upper surface of the main frame 21 .
  • the main frame 21 is secured to the inner surface of the casing main body 5 , and the fixed scroll 23 is fastened and fixed to the main frame 21 by a screw 34 .
  • the swing scroll 25 is engaged with the fixed scroll 23 , and disposed in a swing space 12 formed between the fixed scroll 23 and the main frame 21 .
  • the inside of the casing 3 is partitioned into a high-pressure space 27 below the main frame 21 and a discharge space 29 above the main frame 21 .
  • the respective spaces 27 and 29 intercommunicate with each other through vertical grooves 71 which are formed on the outer peripheries of the main frame 21 and the fixed scroll 23 so as to extend vertically.
  • the intake pipe 31 extends in the up-and-down direction in the discharge space 29 , and the inner end portion thereof penetrates through the fixed scroll 23 of the scroll compression mechanism 11 and intercommunicates with the compression chamber 35 , whereby the refrigerant is sucked into the compression chamber 35 through the intake pipe 31 .
  • the driving motor (DC driving motor) 13 is a DC (Direct Current) motor which is actuated upon an input from a DC power source, and has an annular stator 37 and a rotor 39 which is freely rotatably configured in the stator 37 .
  • the driving motor 13 is operated while the rotation torque thereof is controlled by a PWM (Pulse Width Modulation) inverter which receives a constant input voltage and controls the duty ratio of pulse waves, that is, an output period of the pulse waves and the pulse width of the output pulse waves.
  • PWM Pulse Width Modulation
  • the swing scroll 25 of the scroll compression mechanism 11 is operationally connected to the rotor 39 through the driving shaft 15 .
  • the stator 37 comprises a stator core 37 A and a stator coil 18 .
  • the stator core 37 A is formed by laminating thin iron plates and has plural grooves (not shown) therein.
  • the stator coil 18 is formed by winding stator windings of plural phases, and provided to be fitted in the grooves formed in the stator core 37 A at the upper and lower sides of the stator core 37 A. the stator coil 18 is accommodated in an insulator 19 .
  • the stator 18 is connected to the power supply terminal 53 through a conductive wire (not shown).
  • the rotor 39 is magnetized by ferrite magnet or neodymium.
  • a method of magnetizing the rotor 39 is known a winding magnetizing method of inserting the rotor 39 in the stator 37 and then passing current through stator windings forming the stator coil 18 of the stator 37 to magnetize the rotor 39 , or an externally magnetizing method of magnetizing the rotor 39 by using an external magnetizing device and then inserting the rotor 39 in the stator 37 .
  • a holder (pin holder) 58 described later in detail is press-fitted into the driving shaft 15 , and used to position the rotor 39 when the winding magnetization of the rotor 39 is performed.
  • the stator 37 is supported on the inner wall of the casing 3 by an annular spacer ring 38 .
  • the spacer ring 38 is fixed to the inner wall surface of the casing 3 by shrinkage fitting, and the stator 37 is fixed to the inner wall surface of the spacer ring 38 by shrinkage fitting.
  • the upper end surface of the spacer ring 38 is provided at a lower position than the upper end surface of the stator 37 .
  • a bearing plate 8 in which the lower end portion of the driving shaft 15 is rotatably fitted and supported is provided below the driving motor 13 .
  • the bearing plate 8 has a boss portion 8 A into which the cylindrical driving shaft 15 is fitted, and arm portions 8 B which are provided at substantially equal intervals on the periphery of the boss portion 8 A so as to extend in the four directions and fixed to the casing main body 5 . That is, the driving shaft 15 is supported in the casing 3 by the bearing plate 8 .
  • the bearing plate 8 has opening portions BE which are formed between the respective arm portions 8 B and through which upper and lower spaces of the bearing plate 8 intercommunicate with each other.
  • the lower space (oil pool) 40 below the bearing plate 8 is kept at high pressure, and oil is pooled at the inner bottom portion of the lower cap 9 corresponding to the lower end portion of the lower space 40 .
  • An annular plate 59 is provided between the bearing plate 8 and the oil pool 40 so as to be fixed to the bearing plate 8 .
  • a baffle plate 14 is provided above the annular plate 59 so as to be supported by the annular plate 59 .
  • the baffle plate 14 is formed of thin plate type punching metal having many fine pores, for example.
  • a oil supply path 41 as a part of high-pressure oil supplying means is formed in the driving shaft 15 , and the oil supply path 41 extends vertically in the driving shaft 15 and intercommunicates with an oil chamber 43 at the back side of the swing scroll 25 .
  • the oil supply path 41 is connected to an oil pickup 45 provided to the lower end of the driving shaft 15 .
  • a lateral hole 57 is provided at the back side of the oil pickup 45 so as to extend in the radial direction of the driving shaft 15 and penetrates through the oil supply path 41 .
  • the holder 58 described above is press-fitted into the lateral hole 57 .
  • the oil pickup 45 is press-fitted into the driving shaft 15 after the rotor 39 is magnetized.
  • the oil pickup 45 has a suction port 42 provided to the lower end thereof, and a paddle 44 formed above the suction port 42 .
  • the lower end of the oil pickup 45 is immersed in lubrication oil pooled in the oil pool 40 , and the suction port 42 of the oil supply path 41 is opened in the lubrication oil.
  • the driving shaft 15 rotates, the lubrication oil pooled in the oil pool 40 enters the oil supply path 41 from the suction port 42 of the oil pickup 45 , and is pumped up along the paddle 44 of the oil supply path 41 .
  • the thus-pumped lubrication oil is passed through the oil supply path 41 , and supplied to the respective sliding portions of the scroll compression mechanism 11 such as the radial bearing portion 28 , the slewing bearing 24 , etc. Furthermore, the lubrication oil is supplied through the oil supply path 41 to the oil chamber 43 at the back side of the swing scroll 25 , and supplied from the oil chamber 43 through an intercommunication path 51 provided to the swing scroll 25 to the compression chamber 35 .
  • the main frame 21 penetrates radially from the boss mount portion 26 through the main frame 21 to form a return oil path 47 opened to the vertical groove 71 .
  • Excessive lubrication oil out of the lubrication oil supplied through the oil supply path 41 to the respective sliding portions of the scroll compression mechanism 11 and the compression chamber 35 is passed through the return oil path 47 and returned to the oil pool 40 .
  • An oil collector 46 is provided below the return oil path 47 , and the oil collector 46 extends to the neighborhood of the upper end of the spacer ring 38 .
  • Plural notches 54 are formed on the outer peripheral surface of the stator 37 so as to extend between the upper and lower sides of the stator 37 .
  • the lubrication oil returned from the oil supply path 41 through the return oil path 47 and the oil collector 46 is passed through the gap between the notches 54 and the gap between the respective arm portions 8 B and returned to the oil pool 40 .
  • the discharge pipe 33 is represented by broken lines for the purpose of simplification of description, but the discharge pipe 33 is disposed to be displaced in phase from the oil collector 46 .
  • the fixed scroll 23 comprises an end plate 23 A and a spiral (involute type) lap 23 B formed on the lower surface of the end plate 23 A.
  • the swing scroll 25 comprises an end plate 25 A and a spiral (involute type) lap 23 B formed on the upper surface of the end plate 25 A.
  • the lap 23 B of the fixed scroll 23 and the lap 25 B of the swing scroll 25 are engaged with each other, whereby plural compression chambers 35 are formed between the fixed scroll 23 and the swing scroll 25 by both the laps 23 B, 25 B.
  • a cup 48 is fixed to the lower side of the main frame 21 by a bolt 49 so as to surround the periphery of the counterweight portion 63 .
  • the cup 48 prevents the lubrication oil leaking from the clearance between the main frame 21 and the driving shaft 15 from scattering to the discharge pipe side due to rotation of the counterweight portion 63 .
  • a discharge hole 73 is provided to the center portion of the fixed scroll 23 , and gas refrigerant discharging from the discharge hole 73 passes through a discharge valve 75 , discharges to the discharge space 29 , and then flows out through the vertical grooves 71 provided on the outer peripheries of the main frame 21 and the fixed scroll 23 to the high-pressure space 27 below the main frame 21 .
  • This high-pressure refrigerant is discharged to the outside of the casing 3 through the discharge pipe 33 provided to the casing main body 5 .
  • the flow of the lubrication oil will be described.
  • the lubrication oil pooled at the inner bottom portion of the lower cap 9 in the casing 3 is sucked up by the oil pickup 45 , passed through the oil supply path 41 and supplied to the respective sliding portions of the scroll compression mechanism 11 and the compression chamber 35 .
  • the excessive lubrication oil in the respective sliding portions of the scroll compression mechanism 11 and the compression chamber 35 is collected from the return oil path 47 to the oil collector 46 , passed through the notches 54 provided on the outer periphery of the stator 37 , and then returned to the lower side of the driving motor 13 .
  • the driving shaft 15 is rotated by a predetermined angle through the rotating jig 10 .
  • the rotating jig 10 is locked to the holder 58 formed in the oil supply path 41 , whereby the rotor 39 can be rotated.
  • a flux check is executed in such a manner that variation of magnetic flux of the rotor 39 is measured by a flux meter (not shown) while the rotor 39 is rotated by the rotating jig 10 and the magnetization state of the rotor 39 is checked from a waveform representing the variation of the magnetic flux measured by the flux meter.
  • the annular plate 59 provided with the baffle plate 14 is fixed to the bearing plate 8 to cover the opening portions 8 E.
  • the oil pickup 45 is press-fitted into the driving shaft 15 to be joined to the oil supply path 41 , the lower cap 9 is secured, and the casing main body 5 in which the scroll compression mechanism 11 and the driving motor 13 are supported is returned to a normal position.
  • the upper cap 7 may be configured to cover the upper opening of the casing main body 5 afterwards.
  • the scroll compression mechanism 11 for compressing refrigerant and the driving motor 13 which is connected to the scroll compression mechanism 11 through the driving shaft 15 to drive the scroll compression mechanism 11 are accommodated in the casing 3 , the scroll compression mechanism 11 is supported in the casing 3 by the main frame 21 , the rotor 39 of the driving motor 13 is connected to the driving shaft 15 , the driving shaft 15 is supported in the casing 3 by the bearing plate 8 , the pickup 45 is connected to the oil supply path 41 extending in the up-and-down direction in the driving shaft 15 , and the holder 58 extending in the radial direction is provided in the oil supply path 41 at the back side of the pickup 45 .
  • the driving shaft 15 can be rotated by using the holder 58 extending in the radial direction in the oil supply path 41 . Accordingly, with respect to even the scroll compressor in which the bearing plate 8 for supporting the driving shaft 15 in the casing 3 and the main frame 21 are provided at the upper and lower sides of the driving motor 13 , the driving shaft 15 and the rotor 39 connected to the driving shaft 15 can be easily rotated by merely locking the rotating jig 10 to the holder 58 and rotating the rotating jig 10 , so that the positioning of the rotor 39 under the magnetization and the check after the magnetization can be easily performed. Therefore, the working efficiency of the magnetization of the windings can be improved.
  • the holder 58 is a pin member penetrating through the oil supply path 41 . Therefore, the lateral hole 57 is formed in the driving shaft 15 , and the holder 58 can be easily secured by press-fitting the holder 58 from this lateral hole 57 . Furthermore, the holder 58 is configured to remain in the oil supply path 41 of a product. However, the holder 58 does not hinder flow of lubrication oil which is passed through the oil supply path 41 and pumped up.
  • the rotation regulating jig 76 is locked to the lock groove portions 55 A provided to the regulating plate 55 which is provided to the lower surface of the lower balancer 77 , and the rotor can be prevented from being rotated by the reaction force to the magnetic force, so that the working efficiency of the magnetization of windings can be enhanced.
  • the bearing plate 8 has the plural opening portions 8 E through which the upper and lower spaces intercommunicate with each other, and the inner dimension S 1 of the plural lock groove portions 55 A of the regulation plate 55 is set to be larger than the inner dimension S 2 of the plural opening portions 8 E. Therefore, the rotation regulating jig 76 can be locked to the lock groove portions 55 A by inserting the rotation regulating jig 76 into the casing 3 through the opening portions 8 E, and the rotation of the rotor 39 under magnetization can be easily rotated. Accordingly, the working efficiency of the magnetization of windings can be enhanced.
  • the driving motor 13 is the DC driving motor which is driven to be controlled in rotation torque by the PWM inverter. Therefore, the driving motor 13 can be miniaturized by using a DC motor having a high output efficiency. Furthermore, occurrence of needless heat caused by increase/decrease of the voltage of the driving motor 13 can be prevented by driving the driving motor 13 with the inverter, whereby the operation efficiency can be enhanced.
  • the pickup 4 is detached, the rotating jig 10 is inserted in the oil supply path 41 , and the operation of rotating the driving shaft 15 by a predetermined angle and then stopping through the operation of the rotating jig 10 , applying the voltage to the windings of the driving shaft 13 , rotating the driving shaft 15 by a predetermined angle and then stopping the driving shaft 15 again, and applying the voltage is repeated to magnetize the rotor.
  • the driving shaft 15 and the rotor 39 connected to the driving shaft 15 can be easily rotated by merely locking the rotating jig 10 to the holder 58 and rotating the rotating jig 10 , so that the positioning under the magnetization of the rotor 39 and the check after the magnetization can be easily performed. Furthermore, the magnetization of forming plural poles on the rotor 39 can be easily performed.
  • the rotating jig 10 is inserted in the oil supply path 41 , the tip 10 A of the rotating jig 10 is locked to the holder 58 , and the operation of rotating the driving shaft 15 by a predetermined angle and then stopping the driving shaft 15 through the operation of the rotating jig 10 , applying the voltage to the windings of the driving motor 13 , rotating the driving shaft 15 by a predetermined angle and then stopping the driving shaft again, and applying the voltage is repeated to magnetize the rotor 39 before the pickup 45 is secured.
  • the rotation regulating jig 76 is locked to the plural lock groove portions 55 A provided on the outer periphery of the regulation plate 55 , and the rotation of the rotor 39 under the magnetization is regulated by the rotation regulating jig 76 . Therefore, the rotation regulating jig 76 is locked to the lock groove portions 55 A provided to the regulation plate 55 , whereby the rotor can be prevented from being rotated with the reaction force to the magnetic force under the magnetization of the rotor 39 , and the working efficiency of the magnetization of the windings can be enhanced.
US14/007,171 2011-03-24 2011-12-20 Scroll compression device and method for magnetizing scroll compression device Abandoned US20140064995A1 (en)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
JP2011065607A JP2012202252A (ja) 2011-03-24 2011-03-24 スクロール圧縮装置
JP2011-065607 2011-03-24
JP2011-066921 2011-03-25
JP2011066920A JP2012202277A (ja) 2011-03-25 2011-03-25 スクロール圧縮装置
JP2011067051A JP5824668B2 (ja) 2011-03-25 2011-03-25 リング体把持治具及びスクロール圧縮装置
JP2011-066920 2011-03-25
JP2011-067051 2011-03-25
JP2011066921A JP2012202278A (ja) 2011-03-25 2011-03-25 スクロール圧縮装置、及び、スクロール圧縮装置の着磁方法
PCT/JP2011/079465 WO2012127751A1 (ja) 2011-03-24 2011-12-20 スクロール圧縮装置、及び、スクロール圧縮装置の着磁方法

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US20140064995A1 true US20140064995A1 (en) 2014-03-06

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US14/007,171 Abandoned US20140064995A1 (en) 2011-03-24 2011-12-20 Scroll compression device and method for magnetizing scroll compression device
US14/007,157 Expired - Fee Related US9581160B2 (en) 2011-03-24 2011-12-20 Scroll compression device

Family Applications After (1)

Application Number Title Priority Date Filing Date
US14/007,157 Expired - Fee Related US9581160B2 (en) 2011-03-24 2011-12-20 Scroll compression device

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US (2) US20140064995A1 (ja)
CN (3) CN103443463B (ja)
WO (3) WO2012127751A1 (ja)

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CN104343689A (zh) * 2013-08-06 2015-02-11 珠海格力节能环保制冷技术研究中心有限公司 涡旋压缩机的压缩总成及涡旋压缩机
CN105443393A (zh) * 2014-05-29 2016-03-30 丹佛斯（天津）有限公司 压缩机的回油装置及压缩机
CN104209775A (zh) * 2014-08-08 2014-12-17 安徽昱工耐磨材料科技有限公司 外斜面辊皮环装夹装置
KR102243681B1 (ko) * 2014-08-13 2021-04-23 엘지전자 주식회사 스크롤 압축기
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JP6927164B2 (ja) 2018-06-29 2021-08-25 株式会社デンソー 横置きスクロールコンプレッサ
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CN103429900A (zh) 2013-12-04
WO2012127750A1 (ja) 2012-09-27
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WO2012127752A1 (ja) 2012-09-27
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