WO2007069564A1 - 圧縮機 - Google Patents
圧縮機 Download PDFInfo
- Publication number
- WO2007069564A1 WO2007069564A1 PCT/JP2006/324669 JP2006324669W WO2007069564A1 WO 2007069564 A1 WO2007069564 A1 WO 2007069564A1 JP 2006324669 W JP2006324669 W JP 2006324669W WO 2007069564 A1 WO2007069564 A1 WO 2007069564A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- welding points
- sealed container
- compressor
- suction pipe
- compression element
- 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.)
- Ceased
Links
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
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/06—Silencing
- F04C29/065—Noise dampening volumes, e.g. muffler chambers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
- F04B35/04—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being electric
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
- F04C18/32—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having both the movement defined in group F04C18/02 and relative reciprocation between the co-operating members
- F04C18/322—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having both the movement defined in group F04C18/02 and relative reciprocation between the co-operating members with vanes hinged to the outer member and reciprocating with respect to the outer member
-
- 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
- F04C21/00—Oscillating-piston pumps specially adapted for elastic fluids
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/06—Silencing
- F04C29/068—Silencing the silencing means being arranged inside the pump housing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2230/00—Manufacture
- F04C2230/20—Manufacture essentially without removing material
- F04C2230/23—Manufacture essentially without removing material by permanently joining parts together
- F04C2230/231—Manufacture essentially without removing material by permanently joining parts together by welding
-
- 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
- F04C2240/30—Casings or housings
-
- 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
- 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
Definitions
- the present invention relates to a compressor used in, for example, an air conditioner or a refrigerator.
- a compressor includes a hermetic container, a compression element disposed in the hermetic container, and a motor that is disposed in the hermetic container and drives the compression element via a shaft. It was.
- the sealed container and the compression element were welded at a plurality of welding points (see Japanese Patent Application Laid-Open No. 2-275071).
- an object of the present invention is to provide a compressor that can reduce vibrations of a suction pipe and an accumulator even when a motor vibrates.
- a compressor according to the present invention includes a sealed container, and a sealed container.
- a compression element disposed, and a motor disposed in the sealed container and driving the compression element via a shaft,
- the sealed container and the compression element are welded at three or more welding points, and a suction pipe for sucking refrigerant gas is attached to the suction port of the sealed container, and is orthogonal to the central axis of the sealed container.
- a first direction that is a direction of a central axis of a portion of the suction pipe in the vicinity of the suction port in a plane that passes through the center of the suction pipe in the vicinity of the suction port, and the first direction. It is characterized in that the direction connecting any two of the above-mentioned weld contacts does not coincide with the second direction perpendicular to the direction.
- the first direction and the second direction do not coincide with a direction connecting any two of the welding points.
- the direction connecting any two points is deviated from the first direction and the second direction, which are the natural vibration modes of the suction pipe. Therefore, even if the vibration of the motor propagates to the compression element, the vibration of the suction pipe can be reduced by the arrangement of the welding points. Moreover, since there are three or more welding points, the support rigidity of the compression element can be improved.
- an accumulator is connected to the suction pipe.
- the vibration of the suction pipe can be reduced even when the motor vibrates, the vibration of the accumulator can be reduced.
- At least one of the center angles between the adjacent welding points is different from the other center angles.
- the vibration of the motor is applied to the sealed container.
- the propagation direction can be dispersed, and the vibration of the sealed container can be reduced.
- the number of the welding points is an even number
- all the welding contacts are divided into a plurality of groups each including the same number of the welding points.
- the distribution of the central angle between adjacent welding points in the group is the same in all the groups.
- the motor includes a rotor and a stator disposed on the radially outer side of the rotor, and the stator protrudes radially inward and circumferentially.
- a stator main body including a plurality of teeth, and a coil wound around each of the teeth and wound over the plurality of teeth.
- the coil of the stator is so-called concentrated winding, the coil can be easily installed on the tooth.
- the motor has an attachment portion attached to the sealed container, and the number of attachment portions is equal to or more than the number of the welding points.
- the above-mentioned welding point overlaps with the force in the direction of the central axis of the closed container.
- the number of the attachment portions is equal to or greater than the number of the welding points, and the attachment portions overlap the welding points when viewed from the central axis direction of the sealed container.
- the rigidity of the closed container can be improved.
- the first direction and the second direction which are the natural vibration modes of the suction pipe, and the direction connecting any two of the welding points are: Since they do not coincide, the vibration of the suction pipe can be reduced even if the motor vibrates.
- FIG. 1 is a longitudinal sectional view showing an embodiment of a compressor according to the present invention.
- FIG. 2 is a plan view of the main part of the compressor.
- FIG. 3 is a cross-sectional view of the vicinity of the compression element of the compressor.
- FIG. 4 is a cross-sectional view of the vicinity of the compressor motor.
- FIG. 1 is a longitudinal sectional view showing an embodiment of a compressor according to the present invention.
- the compressor includes a hermetic container 1, a compression element 2 disposed in the hermetic container 1, and a motor 3 disposed in the hermetic container 1 and driving the compression element 2 via a shaft 12. ing.
- This compressor is a so-called high pressure dome type rotary compressor, in which the compression element 2 is disposed below and the motor 3 is disposed above in the hermetic container 1. The compression element 2 is driven through the shaft 12 by the motor 6 of the motor 3.
- a suction pipe 11 for sucking refrigerant gas is attached to the suction port lb of the sealed container 1, and an accumulator 10 is connected to the suction pipe 11. That is, the compression element 2 sucks the refrigerant gas from the accumulator 10 through the suction pipe 11.
- the refrigerant gas is obtained by controlling a condenser, an expansion mechanism, and an evaporator (not shown) that constitute an air conditioner as an example of a refrigeration system together with the compressor.
- the compressor discharges the compressed high-temperature and high-pressure discharge gas from the compression element 2 to fill the inside of the sealed container 1 and the gap between the stator 5 and the rotor 6 of the motor 3. Through the interval, the motor 3 is cooled and then discharged from the discharge pipe 13 to the outside. Lubricating oil 9 is stored in the lower part of the high-pressure region in the sealed container 1.
- the compression element 2 includes an upper end plate member 50, a first cylinder 121, an intermediate end plate member 70, and a second end plate in order from top to bottom along the rotation axis of the shaft 12. It has a cylinder 221 and a lower end plate member 60.
- the upper end plate member 50 and the intermediate end plate member 70 are attached to the upper and lower open ends of the first cylinder 121, respectively.
- the intermediate end plate member 70 and the lower end plate member 60 are attached to the upper and lower open ends of the second cylinder 221, respectively.
- the first cylinder 121, the upper end plate member 50, and the intermediate end plate member 70 form a first cylinder chamber 122.
- the second cylinder chamber 222 is formed by the second cylinder 221, the lower end plate member 60, and the intermediate end plate member 70.
- the upper end plate member 50 has a disk-shaped main body 51 and a boss 52 provided upward in the center of the main body 51.
- the main body 51 and the boss 52 are inserted through the shaft 12.
- the main body 51 is provided with a discharge port 51 a that communicates with the first cylinder chamber 122.
- the book so that the main body 51 is located on the opposite side of the first cylinder 121.
- a discharge valve 131 is attached to the body 51.
- the discharge valve 131 is, for example, a reed valve, and opens and closes the discharge port 5 la.
- a cup-shaped first muffler cover 140 is attached to the main body 51 so as to cover the discharge valve 131 on the side opposite to the first cylinder 121.
- the first muffler cover 140 is fixed to the main body 51 by a fixing member (such as a bolt).
- the first muffler cover 140 is passed through the boss portion 52.
- the first muffler cover 140 and the upper end plate member 50 form a first muffler chamber 142.
- the first muffler chamber 142 and the first cylinder chamber 122 are communicated with each other via the outlet 51a.
- the lower end plate member 60 includes a disk-shaped main body 61 and a boss 62 provided downward in the center of the main body 61.
- the body portion 61 and the boss portion 62 are inserted through the shaft 12.
- the main body 61 is provided with a discharge port (not shown!) Communicating with the second cylinder chamber 222! /
- a discharge valve (not shown) is attached to the main body 61 so as to be located on the opposite side of the main body 61 from the second cylinder 221.
- the discharge valve opens and closes the discharge port.
- a linear flat second muffler cover 240 is attached so as to cover the discharge valve.
- the second muffler cover 240 is fixed to the main body 61 by a fixing member (such as a bolt).
- the second muffler cover 240 is passed through the boss portion 62! /.
- the second muffler cover 240 and the lower end plate member 60 form a second muffler chamber 242.
- the second muffler chamber 242 and the second cylinder chamber 222 communicate with each other via the discharge port.
- a cup-shaped third muffler cover 340 is attached to the first muffler cover 140 on the side opposite to the upper end plate member 50 so as to cover it.
- the first muffler cover 140 and the third muffler cover 340 form a third muffler chamber 342.
- the first muffler chamber 142 and the third muffler chamber 342 are passed through a hole (not shown) formed in the first muffler cover 140.
- the second muffler chamber 242 and the third muffler chamber 342 include the lower end plate member 60, the second cylinder 221, the intermediate end plate member 70, and the first cylinder. 121 and the upper end plate member 50 (not shown) are inserted through holes (not shown).
- the third muffler chamber 342 and the outer side of the third muffler cover 340 are communicated with each other through a hole (not shown) formed in the third muffler cover 340.
- end plate members 50, 60, 70, the cylinders 121, 221, and the muffler covers 140, 240, 340 are integrally fixed by a fixing member such as a bolt.
- One end of the shaft 12 is supported by the upper end plate member 50 and the lower end plate member 60. That is, the shaft 12 is cantilevered. One end portion (support end side) of the shaft 12 enters the inside of the first cylinder chamber 122 and the second cylinder chamber 222.
- the shaft 12 is provided with a first eccentric pin 126 so as to be positioned in the first cylinder chamber 122.
- the first eccentric pin 126 is fitted to the first roller 127.
- the first roller 127 is disposed so as to be able to revolve in the first cylinder chamber 122, and performs a compression action by the revolving motion of the first roller 127.
- the shaft 12 is provided with a second eccentric pin 226 so as to be positioned in the second cylinder chamber 222.
- the second eccentric pin 226 is fitted to the second roller 227.
- the second roller 227 is disposed so as to be able to revolve in the second cylinder chamber 222, and performs a compression action by the revolving motion of the second roller 227.
- the first eccentric pin 126 and the second eccentric pin 226 are at a position shifted by 180 ° with respect to the rotation axis of the shaft 12.
- the inside of the first cylinder chamber 122 is partitioned by a blade 128 provided integrally with the first roller 127. That is, in the chamber on the right side of the blade 128, the one suction pipe 11 opens on the inner surface of the first cylinder chamber 122 to form a suction chamber (low pressure chamber) 122a. On the other hand, in the chamber on the left side of the blade 128, the discharge port 51a (shown in FIG. 1) opens on the inner surface of the first cylinder chamber 122 to form a discharge chamber (high pressure chamber) 122b.
- Semi-cylindrical bushes 125, 125 are adhered to both surfaces of the blade 128 for sealing. Lubrication is performed between the blade 128 and the bushes 125, 125 with the lubricating oil 9.
- the first eccentric pin 126 rotates eccentrically with the shaft 12, and the first roller 127 fitted to the first eccentric pin 126 includes the first roller 127.
- the outer peripheral surface makes contact with the inner peripheral surface of the first cylinder chamber 122 and revolves.
- the blade 128 advances and retreats while both side surfaces of the blade 128 are held by the bushes 125, 125. To do. Then, a low-pressure refrigerant gas is sucked into the suction chamber 122a from the suction pipe 11 and compressed to a high pressure in the discharge chamber 122b, and then the high-pressure refrigerant gas is discharged from the discharge port 51a (shown in FIG. 1). Is discharged.
- the refrigerant gas discharged from the discharge port 51a passes through the first muffler chamber 142 and the third muffler chamber 342, and then the third muffler cover. It is discharged outside 34 0.
- the compression action of the second cylinder chamber 222 is the same as the compression action of the first cylinder chamber 122. That is, low-pressure refrigerant gas is sucked into the second cylinder chamber 222 from the other suction pipe 11, and the refrigerant gas is compressed in the second cylinder chamber 222 by the revolving motion of the second roller 227. Then, the high-pressure refrigerant gas is discharged to the outside of the third muffler cover 340 through the second muffler chamber 242 and the third muffler chamber 342.
- the sealed container 1 and the compression element 2 are welded. Specifically, the upper end plate member 50 of the compression element 2 is attached to the sealed container 1 at six welding points 8.
- the first direction D and the second direction D are the natural vibration modes of the suction pipe 11.
- At least one of the central angles between the adjacent weld points 8, 8 is different from the other central angles. That is, all the welding points 8 have unequal pitches.
- the three central angles of one set are the same, and the three central angles of the other ⁇ a are the same.
- All the welding points 8 are divided into two groups A and B each including the same number of the welding points 8. That is, the one group A includes three welding points 8a, and the other group B includes three welding points 8b.
- the distribution of the central angles of the adjacent weld points 8 in the groups A and B is the same in all the groups A and B. That is, the three welding points 8a and the three welding points 8b are arranged at a central angle of 120 °.
- the three welding points 8a of the one group A are simultaneously formed by a welding apparatus (not shown). Thereafter, the sealed container 1 and the welding apparatus are rotated relatively by a predetermined angle around the central axis la of the sealed container 1, and the three welding points 8b of the other group B are rotated by the welding apparatus. Are formed at the same time.
- the motor 3 includes the rotor 6 and the stator 5 disposed on the radially outer side of the rotor 6 via an air gap.
- the rotor 6 includes a rotor body 610 and a magnet 620 embedded in the rotor body 610.
- the rotor body 610 has a cylindrical shape, and is made of laminated electromagnetic steel plates, for example.
- the shaft 12 is attached to the central hole of the rotor body 610.
- the magnet 620 is a linear flat permanent magnet.
- the six magnets 620 are arranged at center angles at equal intervals in the circumferential direction of the rotor body 610.
- the stator 5 includes a stator body 510 and a coil 520 wound around the stator body 510. In FIG. 4, a part of the coil 520 is omitted.
- the stator body 510 also has, for example, iron power.
- the stator body 510 includes an annular portion 51. 1 and nine teeth 512 that protrude inward in the radial direction of the inner peripheral surface of the annular portion 511 and are arranged at equal intervals in the circumferential direction.
- the coil 520 is wound around each of the teeth 512 and wound around the plurality of teeth 512! / ⁇ , V, and so on.
- the motor 3 is a so-called 6-pole 9-slot.
- the rotor 6 is rotated together with the shaft 12 by an electromagnetic force generated in the stator 5 by passing a current through the coil 520.
- the motor 3 has an attachment portion 30 that is attached to the sealed container 1.
- the stator 5 is fitted into the sealed container 1 by shrink fitting or the like.
- the outer peripheral surface force of the annular portion 511 between the adjacent teeth 512 is fixed to the sealed container 1. That is, the outer peripheral surface of the annular portion 511 is the mounting portion 30.
- the number of the attachment portions 30 is nine, which is equal to or greater than the number of the welding points 8.
- the attachment portion 30 overlaps the welding point 8 with reference to the force in the central axis la direction of the closed container 1.
- the first direction D and the second direction D which are natural vibration modes of the suction pipe 11, are connected to any two of the welding points 8.
- the vibration of the suction pipe 11 and the accumulator 10 can be reduced by the arrangement of the welding point 8. Further, since there are three or more welding points 8, the support rigidity of the compression element 2 can be improved. Therefore, both the supporting rigidity of the compression element 2 and the vibration of the suction pipe 11 and the accumulator 10 can be reduced.
- the distance between the port 6 and the welding point 8 can be reduced, and the vibration of the rotor 6 can be reduced. Can be reduced.
- each group A, B Form the welding point 8 above. By doing so, all the above-mentioned welding points 8 can be easily formed.
- the coil 520 of the stator 5 is so-called concentrated winding, the coil 520 can be easily installed on the tooth 512.
- the coil 520 is concentratedly wound so that the electromagnetic force per each of the teeth 512 increases and the vibration of the rotor 6 increases.
- the vibration of the suction pipe 11 depends on the arrangement of the welding points 8. Can be reliably reduced.
- the motor 3 has so-called 6 poles and 9 slots, the number of slots, that is, the number of teeth 512 is increased to disperse the direction of electromagnetic force applied to the rotor 6, whereby The vibration of the rotor 6 can be reduced.
- the number of the mounting portions 30 is equal to or greater than the number of the welding points 8, and the mounting portions 30 overlap the welding points 8 as viewed from the central axis la direction of the sealed container 1. So the above sealed container
- the rigidity of 1 can be improved.
- the compression element 2 may be a rotary type in which a roller and a blade are separate bodies.
- a scroll type or a reciprocating type may be used.
- the compression element 2 may be a single cylinder type having one cylinder chamber.
- the coil 520 may be a so-called distributed winding in which the plurality of teeth 512 are wound around. The number of teeth 512 and magnet 620 can be increased or decreased.
- the welding point 8 may be three or more.
- the welding point 8 may be divided into three or more groups by an equal number.
- the central angle between the adjacent welding points 8 and 8 may be the same at all the welding points 8, that is, all the welding points 8 may have an equal pitch.
- a structural part of an outdoor unit may be directly connected to the suction pipe 11.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Compressor (AREA)
Abstract
Description
Claims
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP06834424.1A EP1961959B1 (en) | 2005-12-16 | 2006-12-11 | Compressor |
| CN2006800461730A CN101326368B (zh) | 2005-12-16 | 2006-12-11 | 压缩机 |
| AU2006324579A AU2006324579B2 (en) | 2005-12-16 | 2006-12-11 | Compressor |
| ES06834424.1T ES2567593T3 (es) | 2005-12-16 | 2006-12-11 | Compresor |
| EP15002031.1A EP2949935B1 (en) | 2005-12-16 | 2006-12-11 | Compressor |
| US12/097,372 US8147220B2 (en) | 2005-12-16 | 2006-12-11 | Compressor having compression element welded to closed container at three or more welding points and suction tube neither parallel nor perpendicular to a straight line connecting any two of the welding points |
| US13/400,882 US8926295B2 (en) | 2005-12-16 | 2012-02-21 | Compressor |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005-362837 | 2005-12-16 | ||
| JP2005362837A JP3960347B2 (ja) | 2005-12-16 | 2005-12-16 | 圧縮機 |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US12/097,372 A-371-Of-International US8147220B2 (en) | 2005-12-16 | 2006-12-11 | Compressor having compression element welded to closed container at three or more welding points and suction tube neither parallel nor perpendicular to a straight line connecting any two of the welding points |
| US13/400,882 Continuation US8926295B2 (en) | 2005-12-16 | 2012-02-21 | Compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2007069564A1 true WO2007069564A1 (ja) | 2007-06-21 |
Family
ID=38162872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2006/324669 Ceased WO2007069564A1 (ja) | 2005-12-16 | 2006-12-11 | 圧縮機 |
Country Status (8)
| Country | Link |
|---|---|
| US (2) | US8147220B2 (ja) |
| EP (2) | EP1961959B1 (ja) |
| JP (1) | JP3960347B2 (ja) |
| KR (1) | KR100938053B1 (ja) |
| CN (2) | CN101858348B (ja) |
| AU (1) | AU2006324579B2 (ja) |
| ES (2) | ES2823801T3 (ja) |
| WO (1) | WO2007069564A1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009069446A1 (ja) * | 2007-11-28 | 2009-06-04 | Daikin Industries, Ltd. | シール構造及び圧縮機 |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010190182A (ja) * | 2009-02-20 | 2010-09-02 | Sanyo Electric Co Ltd | 密閉型回転圧縮機 |
| TWM472176U (zh) * | 2013-11-07 | 2014-02-11 | Jia Huei Microsystem Refrigeration Co Ltd | 迴轉式壓縮機改良 |
| JP2015197045A (ja) * | 2014-03-31 | 2015-11-09 | ダイキン工業株式会社 | 圧縮機の溶接方法および圧縮機 |
| JP6314610B2 (ja) * | 2014-03-31 | 2018-04-25 | ダイキン工業株式会社 | 圧縮機の溶接方法 |
| KR102238358B1 (ko) * | 2017-03-15 | 2021-04-12 | 엘지전자 주식회사 | 로터리 압축기 |
| US11022355B2 (en) | 2017-03-24 | 2021-06-01 | Johnson Controls Technology Company | Converging suction line for compressor |
| JP7260804B2 (ja) * | 2021-03-26 | 2023-04-19 | ダイキン工業株式会社 | 冷媒導入管を有する圧縮機 |
| JP7339572B2 (ja) * | 2021-06-03 | 2023-09-06 | ダイキン工業株式会社 | 圧縮機 |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6441692A (en) * | 1987-07-21 | 1989-02-13 | Carrier Corp | Method and structure of mounting cylinder with blade groove to shell |
| JPH02275071A (ja) | 1989-04-14 | 1990-11-09 | Hitachi Ltd | 圧縮機 |
| JPH0599177A (ja) | 1991-10-09 | 1993-04-20 | Daikin Ind Ltd | 縦形回転圧縮機 |
| JP2000291577A (ja) * | 1999-04-07 | 2000-10-17 | Daikin Ind Ltd | 圧縮機 |
| JP2003239883A (ja) | 2002-02-20 | 2003-08-27 | Matsushita Electric Ind Co Ltd | 密閉型圧縮機の製造方法 |
| JP2005076527A (ja) * | 2003-08-29 | 2005-03-24 | Sanyo Electric Co Ltd | 回転式圧縮機 |
| JP2005245148A (ja) * | 2004-02-27 | 2005-09-08 | Mitsubishi Electric Corp | 永久磁石型モータ及び密閉型圧縮機及びファンモータ |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5910791A (ja) * | 1982-07-08 | 1984-01-20 | Toshiba Corp | 密閉形圧縮機の製造方法 |
| US4601644A (en) * | 1984-11-13 | 1986-07-22 | Tecumseh Products Company | Main bearing for a rotary compressor |
| JPS6441692U (ja) * | 1987-09-04 | 1989-03-13 | ||
| US4958990A (en) * | 1989-09-29 | 1990-09-25 | General Electric Company | Motor-compressor with means to reduce noise |
| JP2001227469A (ja) * | 2000-02-18 | 2001-08-24 | Matsushita Electric Ind Co Ltd | 接合方法と装置、圧縮機構、圧縮機、およびアキュームレータ |
| JP4592143B2 (ja) * | 2000-04-06 | 2010-12-01 | パナソニック株式会社 | 圧縮機および電動機 |
| US6558137B2 (en) * | 2000-12-01 | 2003-05-06 | Tecumseh Products Company | Reciprocating piston compressor having improved noise attenuation |
| JP2003239863A (ja) | 2002-02-15 | 2003-08-27 | Hitachi Koki Co Ltd | エンジン駆動式空気圧縮機 |
| JP2003262192A (ja) * | 2002-03-07 | 2003-09-19 | Daikin Ind Ltd | 密閉型圧縮機 |
| CN100414110C (zh) * | 2003-05-01 | 2008-08-27 | 乐金电子(天津)电器有限公司 | 旋转式压缩机减振装置 |
| EP1724135A3 (en) * | 2003-10-03 | 2007-05-23 | Sanyo Electric Co., Ltd | Compressor and method of manufacturing the same |
-
2005
- 2005-12-16 JP JP2005362837A patent/JP3960347B2/ja not_active Expired - Lifetime
-
2006
- 2006-12-11 US US12/097,372 patent/US8147220B2/en active Active
- 2006-12-11 ES ES15002031T patent/ES2823801T3/es active Active
- 2006-12-11 ES ES06834424.1T patent/ES2567593T3/es active Active
- 2006-12-11 EP EP06834424.1A patent/EP1961959B1/en active Active
- 2006-12-11 WO PCT/JP2006/324669 patent/WO2007069564A1/ja not_active Ceased
- 2006-12-11 AU AU2006324579A patent/AU2006324579B2/en not_active Ceased
- 2006-12-11 CN CN2010101635507A patent/CN101858348B/zh active Active
- 2006-12-11 EP EP15002031.1A patent/EP2949935B1/en active Active
- 2006-12-11 CN CN2006800461730A patent/CN101326368B/zh active Active
- 2006-12-11 KR KR1020087014605A patent/KR100938053B1/ko not_active Expired - Fee Related
-
2012
- 2012-02-21 US US13/400,882 patent/US8926295B2/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6441692A (en) * | 1987-07-21 | 1989-02-13 | Carrier Corp | Method and structure of mounting cylinder with blade groove to shell |
| JPH02275071A (ja) | 1989-04-14 | 1990-11-09 | Hitachi Ltd | 圧縮機 |
| JPH0599177A (ja) | 1991-10-09 | 1993-04-20 | Daikin Ind Ltd | 縦形回転圧縮機 |
| JP2000291577A (ja) * | 1999-04-07 | 2000-10-17 | Daikin Ind Ltd | 圧縮機 |
| JP2003239883A (ja) | 2002-02-20 | 2003-08-27 | Matsushita Electric Ind Co Ltd | 密閉型圧縮機の製造方法 |
| JP2005076527A (ja) * | 2003-08-29 | 2005-03-24 | Sanyo Electric Co Ltd | 回転式圧縮機 |
| JP2005245148A (ja) * | 2004-02-27 | 2005-09-08 | Mitsubishi Electric Corp | 永久磁石型モータ及び密閉型圧縮機及びファンモータ |
Non-Patent Citations (1)
| Title |
|---|
| See also references of EP1961959A4 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009069446A1 (ja) * | 2007-11-28 | 2009-06-04 | Daikin Industries, Ltd. | シール構造及び圧縮機 |
| CN101878368B (zh) * | 2007-11-28 | 2013-06-05 | 大金工业株式会社 | 密封结构和压缩机 |
| US8596995B2 (en) | 2007-11-28 | 2013-12-03 | Daikin Industries, Ltd. | Sealing structure and compressor |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2949935B1 (en) | 2020-07-22 |
| EP2949935A1 (en) | 2015-12-02 |
| US8147220B2 (en) | 2012-04-03 |
| US8926295B2 (en) | 2015-01-06 |
| AU2006324579B2 (en) | 2010-05-27 |
| EP1961959B1 (en) | 2016-04-06 |
| ES2567593T3 (es) | 2016-04-25 |
| CN101858348A (zh) | 2010-10-13 |
| AU2006324579A1 (en) | 2007-06-21 |
| ES2823801T3 (es) | 2021-05-10 |
| CN101858348B (zh) | 2011-12-21 |
| KR20080065001A (ko) | 2008-07-10 |
| KR100938053B1 (ko) | 2010-01-21 |
| JP3960347B2 (ja) | 2007-08-15 |
| EP1961959A4 (en) | 2013-10-09 |
| CN101326368B (zh) | 2010-09-08 |
| US20090232679A1 (en) | 2009-09-17 |
| EP1961959A1 (en) | 2008-08-27 |
| US20120156067A1 (en) | 2012-06-21 |
| JP2007162641A (ja) | 2007-06-28 |
| CN101326368A (zh) | 2008-12-17 |
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