CN1420277A - Hermetically sealed compressor, mfg. method thereof - Google Patents

Hermetically sealed compressor, mfg. method thereof Download PDF

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Publication number
CN1420277A
CN1420277A CN02131913A CN02131913A CN1420277A CN 1420277 A CN1420277 A CN 1420277A CN 02131913 A CN02131913 A CN 02131913A CN 02131913 A CN02131913 A CN 02131913A CN 1420277 A CN1420277 A CN 1420277A
Authority
CN
China
Prior art keywords
container
aforementioned
embedding part
welding
lower member
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.)
Granted
Application number
CN02131913A
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Chinese (zh)
Other versions
CN1253682C (en
Inventor
关上和夫
深见国男
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.)
Hitachi Johnson Controls Air Conditioning Inc
Original Assignee
Hitachi 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
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Publication of CN1420277A publication Critical patent/CN1420277A/en
Application granted granted Critical
Publication of CN1253682C publication Critical patent/CN1253682C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C18/00Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/30Rotary-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
    • F04C18/34Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
    • F04C18/356Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00Component 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
    • F04B39/12Casings; Cylinders; Cylinder heads; Fluid connections
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2230/00Manufacture
    • F04C2230/20Manufacture essentially without removing material
    • F04C2230/23Manufacture essentially without removing material by permanently joining parts together
    • F04C2230/231Manufacture essentially without removing material by permanently joining parts together by welding
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00Adapting or protecting infrastructure or their operation
    • Y02A30/27Relating to heating, ventilation or air conditioning [HVAC] technologies
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/62Absorption based systems

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

Abstract

To provide a hermetic compressor which reduces cost and improves the reliability. In this hermetic compressor 40 forming a sealed vessel 30 by welding a lower member 3 of the vessel to a cylindrical member 2 of the vessel and storing a compression mechanism part 31 and an electric motor part 32 in the sealed vessel 30, the lower member 3 of the vessel forms a basic part 3a, a fitting part 3b into the cylindrical member 2 of the vessel formed at outer periphery of the basic part 3a, and a leg part 3c formed more outward than the fitting part 3b by one member.

Description

Closed compressor and manufacture method thereof
Technical field
The present invention relates to closed compressor and manufacture method thereof, be specially adapted to be used in the closed compressor and the manufacture method thereof of the refrigerating machine on air conditioner, the cold air application products etc.
Background technique
Have following structure as existing closed compressor: welded vessel lower member and container upper-part form seal container on the container cartridge parts, in this seal container, take in compressor section and motor part, to be welded on the container lower member with the rack unit of container lower member split and form closed compressor, therein, the container lower member has base portion and embedding part, this embedding part erects from this base portion periphery, be entrenched in inboard, container cartridge parts underpart, and in the welding of the underpart of this telescoping part, rack unit when being welded on the central part of base portion with not influencing welding between embedding part and the container cartridge parts, extend to the foreign side of embedding part from the bottom surface of base portion, the container upper-part is at base portion and chimeric from the container cartridge component upper ends portion inboard that this base portion periphery descends, in the welding of the upper end portion of this telescoping part.Enumerated in the special fair 1-34315 communique of Japan as relevant therewith document.
But existing closed compressor; because the rack unit of the container lower member is big and split is welded on the container lower member; when having rolled up the material cost that produces by frame, also need the welding processing expense, and have the problem of the welding reliability that must guarantee frame.
In addition, because rack unit when being welded on the central part of base portion with not influencing welding between embedding part and the container cartridge parts, extend to the foreign side of embedding part from the bottom surface of base portion, the supporting portion of frame is away from weld part, the crooked time that is applied to rack unit, the general container lower member of the height of rack unit supporting portion was low when increasing.Therefore, when the thickness of slab that increases rack unit need be guaranteed intensity, increase, have the problem of the installing space increasing that makes compressor by the height under the situation of antivibrating parts installation.
Have again, since the embedding part of container lower member be from the periphery of base portion erect, be entrenched in the inboard of container cartridge parts underpart, in the welding of the underpart of telescoping part, and the embedding part of container upper-part be from the periphery of its base portion descend, be entrenched in container cartridge component upper ends portion inboard, in the welding of the upper end portion of this telescoping part, welded vessel lower member and container upper-part the other way around on the container cartridge parts must reverse the direction of container cartridge parts in 180 degree when welding and carry out.Therefore, the problem that has the weld job reduction.
The 1st purpose of the present invention is to provide the closed compressor of seeking to reduce cost and improving reliability.
The 2nd purpose of the present invention is to provide seeks the closed compressor that reduces cost, improve reliability and dwindle installing space.
The 3rd purpose of the present invention is to provide the closed compressor of seeking to reduce cost, improve reliability and raising weld job.
In addition, the present invention not only is confined to above purpose, by as described below can clear and definite its more purpose and benefit.
Summary of the invention
For the closed compressor of the present invention that reaches aforementioned the 1st purpose is, on the container cartridge parts, the welding of container lower member is formed seal container, in this seal container, take in the closed compressor of compression mechanical part and motor part, aforementioned container lower member has base portion, be formed at this base portion periphery to the embedding part of aforementioned container cartridge parts and from the frame of the outside square one-tenth of this embedding part, simultaneously these base portions, embedding part and frame are formed by parts.
For the manufacture method of the closed compressor of the present invention that reaches aforementioned the 1st purpose is, after in the container cartridge parts, taking in compression mechanical part and motor part, in the manufacture method with the closed compressor of aforementioned container cartridge parts and container lower member welding, after the embedding part by an integrally formed base portion of parts, this base portion periphery and the frame of this embedding part foreign side make aforementioned container lower member, the underpart of the embedding part of this container lower member and aforementioned container cartridge parts is chimeric, spread all over full end of welding its telescoping part allly.
In addition, can understand for reaching the 1st the purpose closed compressor of the present invention and the manufacture method thereof of purpose in addition by following record.
Description of drawings
Fig. 1 relates to the longitudinal sectional drawing of the closed compressor of one embodiment of the present of invention.
Fig. 2 is the planimetric map of the closed compressor of Fig. 1.
Fig. 3 is the significant points sectional drawing of the jointing state of expression closed compressor.
Fig. 4 is the sectional drawing before this container lower member welding.
Fig. 5 is the significant points sectional drawing of state before this container lower member and container cartridge parts will weld.
Fig. 6 is the manufacturing technology figure of the closed compressor of Fig. 1.
Embodiment
Below by Fig. 1 to Fig. 6 an embodiment of closed compressor of the present invention and manufacture method thereof is described.
Closed compressor 40 is rotary closed shape compressor, by having compressor main body 41 and gas-liquid separator 4 formations.The part of the freeze cycle of the refrigerating machine of these closed compressor 40 formation air conditioners, refrigeration application goods etc.In addition, the present invention is not limited only to rotary, can be equally applicable to turbo type and reciprocating and sealing shape compressor.
Compressor main body 41 is by taking in motor part 32 and compression mechanical part 31 constitutes in seal container 30.Motor part 32 is by having stator 5 and rotor 6 constitutes.Stator 5 is by being fixed in container cartridge parts 2 shrunk fit cooperations etc., and rotor 6 is fixed by being pressed into crankshaft 7 grades.
In addition, compressor section 31 is main bearing 8, crankshaft 7, supplementary bearing 10, cylinder 9, roller 11, and blade 14 partly constitutes as main composition.Constitute pressing chamber by cylinder 9, main bearing 8 and supplementary bearing 10, in this pressing chamber, disposed roller 11.Cylinder 9, main bearing 8 and supplementary bearing 10 are fixed by bolt 15.Crankshaft 7 is by being welded on container cartridge parts 2 first-class being fixed, and crankshaft 7 can be embedded into with rotating freely.At rotatable freely chimeric the roller 11 of the eccentric part of crankshaft 7.Blade 14 can be embedded in the blade groove with being free to slide, and blade 14 is pressed with the power with the balance of shaking force degree that produces at roller 11 back and forth movements owing to spring 12, thereby is low pressure chamber and hyperbaric chamber with the pressing chamber zoning.
Gas-liquid separator 4 belt by being positioned at seal container 30 sides etc. is fixed.Be connected by the low pressure chamber of connecting tube 19 from the refrigerant pipe arrangement 4a of gas-liquid separator 4 with the pressing chamber of cylinder 9.
Seal container 30 has the container lower member 3 of container upper-part 1, container cartridge parts 2 and integrally formed frame 3a and constitutes., formed welding crimping 17 and make inner airtight by chimeric in container cartridge parts 2 upper container upper-parts 1 and container lower member 3 by welding this embedding part.
Container cartridge parts 2 are to form tubular with the iron plate upper and lower opening.These container cartridge parts 2, an iron plate is rolled into cylindric, use welded joint raw material, by the cutting machine cutting chimeric the underpart periphery 21 of container lower member 3, the distortion that produces when eliminating welding.Form at the following vertex angle part of underpart periphery 21 and to avoid the afoul breach 21a with medial root our department of embedding part 3b, this breach 21a can be the straight line plane of inclination, also can be the circular arc plane of inclination.
Container lower member 3 has base portion 3a, embedding part 3b and frame 3c, and this embedding part 3b erects, is entrenched in the outside, underpart of container cartridge parts 2 from the periphery of this base portion 3a, and this frame 3c extends to foreign side from the upper end portion level of embedding part 3b.Upper end portion at the telescoping part of embedding part 3b and container cartridge parts 2 is soldered.This welding, as shown in Figure 3, electric welding is carried out in the bight, upper end that is fed into embedding part 3b from the heart yearn 21 of welding gun 20 electric conductivity of welding machine.Formed welding crimping as shown in Figure 1 with this.
And these base portions 3a, embedding part 3b and frame 3c are by with (for example iron plate) the coil buckling moulding of parts and integrally formed.Owing to form container lower member 3 from the iron plate of general triangular, can improve the yield rate when stamping-out forms container lower member 3 on bulk iron plate.In addition, frame 3c after the coil buckling moulding, forge and press on it facially, the radius R of the chimeric side corner sections of embedding part 3b is formed below the thickness of slab of container lower member 3.
At the protuberance of frame 3c, antivibrating parts mounting hole 3d is by stamping-out moulding such as press machinees.At this antivibrating parts mounting hole 3d not shown antivibrating parts is installed.Closed compressor 40 to be being installed in the state of this antivibrating parts, as the top a little that floats over attachment face like that, brings into play the vibration-isolating effect with respect to attachment face.This state that is installed in antivibrating parts becomes the installing space of closed compressor.
Container upper-part 1 has base portion 1a, embedding part 1b, and this embedding part 1b descends, is entrenched in the inboard, upper end portion of container cartridge parts 2 from the periphery of this base portion 1a.Upper end portion at the telescoping part of embedding part 1b and container cartridge parts 2 is soldered.This welding is identical with the welding of container lower member 3, and electric welding is carried out in the upper end portion that is fed into the telescoping part of embedding part 1b and container cartridge parts 2 from the welding gun electric conductivity heart yearn of welding machine.Therefore form welding crimping as shown in Figure 1.
The elemental motion of this closed compressor 40 is described.
If to container lower member 3 energising, rotor 6 is accepted rotating force and is rotated from stator 5, is fixed in crankshaft 7 rotations of rotor 6.Since the rotation of the eccentric part of crankshaft 7, roller 11 in the working room by in the eccentric rotary, blade 14 back and forth movement in blade groove.Therefore, refrigerant gas is inhaled into low pressure chamber from air pressure separator 4, transfers to the hyperbaric chamber, spues in seal container 30 from the refrigerant gas of the hole high pressure that spues.High pressure refrigerant gas in the seal container 30 is by waiting the discharge pipe 16 that is installed on container upper-part 1 to spue to the external high pressure pipe arrangement with welding.
Next with reference to Fig. 6 the manufacture method of closed compressor 40 is described.
On the container cartridge parts 2 that are formed as described above by fixed stators 5 (step 51) such as shrunk fit cooperations.Each parts (step 52) of portion of assemble compressible mechanism 31, in the crankshaft 7 of this compression mechanical part 31, be pressed into rotor 6 (step 53).Rotor 6 is inserted in the stators 5, and the peripheral part by main bearings 8 such as welding is fixed on the container cartridge parts 2 (step 54).
Next, container lower member 3 that forms like that as mentioned above and container cartridge parts 2 soldered as shown in Figure 3 (step 55).This welding method is that embedding part 3b is entrenched in the outside, underpart of container cartridge parts 2, spreads all over full upper end portion of welding this telescoping part from top, the outside allly.The welding machine heart yearn 21 of container cartridge parts 2 becomes telescoping part, the state that is docked with the lower end of container cartridge parts 2 on the base portion 3a that is positioned at the basic portion of embedding part 3b, the upper end portion of the telescoping part of embedding part 3b and container cartridge parts 2 is soldered as described above with spreading all over full week.
Under the state of container lower member 3 and 2 welding of container cartridge parts, drip less amount of lubrication oil 22 from the top of rotor 6 after, the splicing ear 23 usefulness distributions of stator 5 and container upper-part 1 are connected.Afterwards, container upper-part 1 is temporarily fixed on the container cartridge parts 2, carry out the energizing test (step 56) of compressor main body 41.
Next, container upper-part 1 and the container cartridge parts 2 soldered (step 57) that form as described above.This welding method is that embedding part 3b is entrenched in the outside of the underpart of container cartridge parts 2, spreads all over full upper end portion of welding this telescoping part from top, the outside allly.The welding machine heart yearn 21 of container cartridge parts 2 becomes telescoping part, the state that is docked with the lower end of container cartridge parts 2 on the base portion 3a that is positioned at the basic portion of embedding part 3b, the upper end portion of the telescoping part of embedding part 3b and container cartridge parts 2 is soldered as described above with spreading all over full week.
Next, the refrigerant pipe arrangement 4a of gas-liquid separator 4 is connected with connecting tube 19, and gas-liquid separator 4 is connected with the suction chamber of compression mechanical part 31.
In the present embodiment, because the base portion 3a of container lower member 3, forming by parts that the periphery of this base portion 3a forms to the embedding part 3b of container cartridge parts 2 and from the frame 3c of the outside square one-tenth of this embedding part 3b, being welded on base portion 3a with frame 3c with split compares, can seek to reduce cost by reducing material cost and welding processing expense etc., do not need simultaneously therefore frame 3 and base portion 3a welding can be improved the strength reliability of frame 3c.
Particularly the embedding part 3b of container lower member 3 erects, is entrenched in the outside of the periphery underpart of container cartridge parts 2 from the periphery of base portion 3a, simultaneously in the welding of the upper end portion of telescoping part, because frame 3c extends to foreign side from the upper end portion of this embedding part 3b, frame 3c is near weld part, can increase intensity, and frame 3c increases, and can reduce the setting height(from bottom) by antivibrating parts, can seek dwindling of installing space.
Have again,, can reduce the chimeric side corner sections of embedding part 3b and the gap between the container cartridge parts 2 because the radius of the chimeric side corner sections of the embedding part 3b of container lower member 3 is set at below the thickness of slab of container lower member 3.Therefore, can make in the welding of the chimeric side corner sections of this embedding part 3b stablely, prevent bubble, can carry out the high welding of reliability.
In addition, because the embedding part 3b of container lower member 3 erects from the periphery of base portion, be entrenched in the outside of the underpart of container cartridge parts 2, simultaneously in the welding of the upper end portion of this telescoping part, and the embedding part 1b of container upper-part 1 is the periphery decline from its base portion 1a, is entrenched in inboard, container cartridge parts 2 upper end portion, and in this upper end portion welding, therefore container lower member 3 and container upper-part 1 can weld from same direction at container cartridge parts 2, thereby have extremely improved weld job.
And, because on the base portion 3a of the basic portion of the embedding part 3b that is positioned at container lower member 3, lower end surface with container cartridge parts 2 spreads all over the full state that docks allly, the upper end portion of the embedding part 3b of container lower member 3 and the telescoping part of container cartridge parts 2 is soldered, therefore can prevent to enter seal container 30 inside, thereby can improve reliability from the metallic that the welding place produces.
In addition, container cartridge parts 2 are become tubular from sheet bending, after its free end welding, the underpart periphery of cutting container cartridge parts 2, then owing to embedding part 3b in the chimeric container lower member in the outside of this cutting part, therefore can reduce the cost of container cartridge parts 2, seek the stable of welding quality.
Can understand the closed compressor of can be reduced according to the present invention cost and raising reliability from the above description.
In addition, according to the present invention, the cost that can be reduced, improve reliability and dwindle the closed compressor of installing space.
In addition, according to the present invention, the closed compressor of the cost that can be reduced, raising reliability and raising weld job.

Claims (10)

1. closed compressor, on the container cartridge parts, the welding of container lower member is formed seal container, in this seal container, take in compression mechanical part and motor part, it is characterized in that, aforementioned container lower member has base portion, be formed at this base portion periphery to the embedding part of aforementioned container cartridge parts and from the frame of the outside square one-tenth of this embedding part, simultaneously these base portions, embedding part and frame are formed by parts.
2. closed compressor, on the container cartridge parts, the welding of container lower member is formed seal container, in this seal container, take in compression mechanical part and motor part, it is characterized in that, the frame that aforementioned container lower member has base portion, embedding part and extends to foreign side from the upper end portion of this embedding part, this embedding part erects, is entrenched in the outside, underpart of aforementioned container cartridge parts from the periphery of this base portion, and, simultaneously these base portions, embedding part and frame are formed by parts in the welding of the upper end portion of this telescoping part.
3. a closed compressor is characterized in that, the radius of the chimeric side corner sections of aforementioned embedding part is arranged in below the thickness of slab of aforementioned container lower member.
4. closed compressor, on the container cartridge parts, container lower member and the welding of container upper-part are formed seal container, in this seal container, take in compression mechanical part and motor part, it is characterized in that, the frame that aforementioned container lower member has base portion, embedding part and extends to foreign side from the upper end portion of this embedding part, this embedding part erects, is entrenched in the outside, underpart of aforementioned container cartridge parts from the periphery of this base portion, and, simultaneously these base portions, embedding part and frame are formed by parts in the welding of the upper end portion of this telescoping part; Aforementioned container upper-part has base portion, embedding part, and this embedding part descends, is entrenched in the inboard, upper end portion of aforementioned container cartridge parts from the periphery of this base portion, and in the welding of the upper end portion of this telescoping part.
5. the manufacture method of a closed compressor, after in the container cartridge parts, taking in compression mechanical part and motor part, with aforementioned container cartridge parts and the welding of container lower member, it is characterized in that, after the embedding part by an integrally formed base portion of parts, this base portion periphery and the frame of this embedding part foreign side make aforementioned container lower member, the underpart of the embedding part of this container lower member and aforementioned container cartridge parts is chimeric, spread all over full end of welding its telescoping part allly.
6. the manufacture method of a closed compressor, after in the container cartridge parts, taking in compression mechanical part and motor part, with aforementioned container cartridge parts and the welding of container lower member, it is characterized in that, by parts form base portion, the embedding part that erects from this base portion periphery and from the upper end portion of this embedding part after the frame that foreign side extends makes aforementioned container lower member, the embedding part of this container lower member is entrenched in the outside, underpart of aforementioned container cartridge parts, spreads all over full upper end portion of welding this telescoping part allly from top, the outside.
7. the manufacture method of closed compressor as claimed in claim 6, it is characterized in that, after aforementioned frame coil buckling is shaped, forging and pressing face on it makes the radius of chimeric side corner sections of aforementioned embedding part below the thickness of slab of container lower member, then, this embedding part is entrenched on the aforementioned container cartridge parts.
8. the manufacture method of closed compressor as claimed in claim 6, it is characterized in that, the lower end surface with aforementioned container cartridge parts spread all over complete be docked at as the state above the aforementioned base portion of the basic portion of aforementioned embedding part allly under, with the upper end portion welding of the telescoping part of aforementioned embedding part and aforementioned container cartridge parts.
9. the manufacture method of closed compressor as claimed in claim 6, it is characterized in that, become tubular behind this free end of welding from a sheet bending container cartridge parts, the underpart periphery of cutting aforementioned container cartridge parts, chimeric aforementioned embedding part then in the outside of this cutting part.
10. the manufacture method of a closed compressor, after in the container cartridge parts, taking in compression mechanical part and motor part, with aforementioned container cartridge parts and container lower member and the welding of container upper-part, it is characterized in that, by parts form base portion, the embedding part that erects from this base portion periphery and from the upper end portion of this embedding part after the frame that foreign side extends makes aforementioned container lower member, the embedding part of this container lower member is entrenched in the outside, underpart of aforementioned container cartridge parts, spreads all over full upper end portion of welding this telescoping part allly from top, the outside;
By parts form base portion, after the embedding part that descends from this base portion periphery makes aforementioned container upper-part, the embedding part of this container upper-part is entrenched in the inboard, upper end portion of aforementioned container cartridge parts, spreads all over full upper end portion of welding this telescoping part allly from top, the outside.
CNB021319138A 2001-11-20 2002-09-05 Hermetically sealed compressor, mfg. method thereof Expired - Lifetime CN1253682C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001354013A JP2003155978A (en) 2001-11-20 2001-11-20 Hermetic compressor and manufacturing method therefor
JP354013/2001 2001-11-20

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CN1420277A true CN1420277A (en) 2003-05-28
CN1253682C CN1253682C (en) 2006-04-26

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CN102248373B (en) * 2011-06-21 2014-07-23 浙江百达精工股份有限公司 Method for manufacturing air condition compressor balance block
CN104989628A (en) * 2015-08-10 2015-10-21 东莞市金瑞五金制品有限公司 Compressor shell
JP2018071471A (en) 2016-10-31 2018-05-10 サンデン・オートモーティブコンポーネント株式会社 Compressor

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KR20030041794A (en) 2003-05-27
MY127571A (en) 2006-12-29
KR100557374B1 (en) 2006-03-10
CN1253682C (en) 2006-04-26

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