CN109416057A - Motor compressor - Google Patents

Motor compressor Download PDF

Info

Publication number
CN109416057A
CN109416057A CN201780040057.6A CN201780040057A CN109416057A CN 109416057 A CN109416057 A CN 109416057A CN 201780040057 A CN201780040057 A CN 201780040057A CN 109416057 A CN109416057 A CN 109416057A
Authority
CN
China
Prior art keywords
shell
flow path
motor
refrigerant flow
cooling fin
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.)
Pending
Application number
CN201780040057.6A
Other languages
Chinese (zh)
Inventor
饭塚国彰
吉田隆
佐佐木裕司
猪俣达身
小篠拓也
汤本良介
森孝志
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.)
IHI Corp
Original Assignee
IHI Corp
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 IHI Corp filed Critical IHI Corp
Publication of CN109416057A publication Critical patent/CN109416057A/en
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/58—Cooling; Heating; Diminishing heat transfer
    • F04D29/5813—Cooling the control unit
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/58—Cooling; Heating; Diminishing heat transfer
    • F04D29/582—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
    • 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
    • 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
    • F04B39/06—Cooling; Heating; Prevention of freezing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
    • F04D25/068—Mechanical details of the pump control unit
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/58—Cooling; Heating; Diminishing heat transfer
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/58—Cooling; Heating; Diminishing heat transfer
    • F04D29/5806—Cooling the drive system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/58—Cooling; Heating; Diminishing heat transfer
    • F04D29/582—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
    • F04D29/584—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps cooling or heating the machine
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/58—Cooling; Heating; Diminishing heat transfer
    • F04D29/582—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
    • F04D29/5853—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps heat insulation or conduction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B31/00—Compressor arrangements
    • F25B31/006—Cooling of compressor or motor
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/30—Structural association with control circuits or drive circuits
    • H02K11/33—Drive circuits, e.g. power electronics
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/18—Casings or enclosures characterised by the shape, form or construction thereof with ribs or fins for improving heat transfer
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
    • H02K5/203—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium specially adapted for liquids, e.g. cooling jackets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B31/00—Compressor arrangements
    • F25B31/02—Compressor arrangements of motor-compressor units
    • F25B31/026—Compressor arrangements of motor-compressor units with compressor of rotary type

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Compressor (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Motor Or Generator Cooling System (AREA)

Abstract

Motor compressor of the invention, has: motor (5), rotates the rotary shaft (12) of compressor impeller (8)；Shell (2) accommodates motor (5)；Module board (31) is installed on the frequency converter shell (4) of shell (2), and equipped with the module (32) for being used for drive control motor (5)；Refrigerant flow path (60), it is arranged between frequency converter shell (4) and module board (31), and at least part of refrigerant flow path (60) is formed by cooling fin 64A, the 64B for being set at least one party of frequency converter shell (4) and module board (31).

Description

Motor compressor
Technical field
The present invention relates to motor compressors.
Background technique
There is known the motor compressors of compression unit and motor integrated.For example, Patent Document 1 discloses refrigerant pressures Contracting electrodynamic type compressor, has: the control circuits such as shell and motor drive circuit for accommodating motor.Control circuit It is equipped on substrate plate portion, the outer surface of the wall of shell is fixed in substrate plate portion.On the other hand, exist in shell as refrigeration The sucking path of the refrigerant gas of agent flow path is provided in the wall of shell towards inside cooling fin outstanding.Pass through heat dissipation Piece can obtain the surface area for cooling down shell.
Patent document 1: Japanese Unexamined Patent Publication 2002-174178 bulletin
Although however, advantageous to the cooling of shell in the prior art, in via shell and indirectly cooled control The cooling aspect of circuit processed has left project.
Summary of the invention
The present invention efficiently and effectively carries out shell and control circuit both sides to by common refrigerant flow path Cooling motor compressor is illustrated.
The motor compressor of one embodiment of the present invention, has: motor, rotates the rotary shaft of impeller；Shell is received Hold motor；Plate is installed on shell, and equipped with the control circuit for drive control motor；And refrigerant flow path, It is arranged between shell and plate, at least part of refrigerant flow path is by being set to the cooling fin shape of at least one party of shell and plate At.
According to several aspects of the present invention, can by common refrigerant flow path efficiently and effectively cool down shell and The both sides of control circuit.
Detailed description of the invention
Fig. 1 is the cross-sectional view of the motor compressor of an embodiment of the invention.
Fig. 2 is the cross-sectional view of the refrigerant flow path of embodiment, and (a) figure is along the cross-sectional view of the I-II line of Fig. 1, (b) Figure is the cross-sectional view along the b-b line of (a) figure.
Fig. 3 is figure corresponding with Fig. 2, is the cross-sectional view for showing the first variation of refrigerant flow path.
Fig. 4 is figure corresponding with Fig. 2, is the cross-sectional view for showing the second variation of refrigerant flow path.
Specific embodiment
The motor compressor of one embodiment of the present invention, has: motor, rotates the rotary shaft of impeller；Shell is received Hold motor；Plate is installed on shell, and equipped with the control circuit for drive control motor；And refrigerant flow path, It is arranged between shell and plate, at least part of refrigerant flow path is by being set to the cooling fin shape of at least one party of shell and plate At.
In the motor compressor, refrigerant flow path is formed between shell and plate, it can be effectively to being equipped on plate Control circuit and the both sides of shell cool down.In addition, refrigerant flow path is formed by cooling fin, cooling fin be set to shell and At least one party of plate.Be intended to preferentially cool down one that as a result, it is possible to energetically be set to cooling fin in shell and control circuit Side, can efficiently cool down shell and control circuit.
In several modes, the motor compressor that cooling fin is set to the both sides of shell and plate can be become.Can more have The both sides of the cooling control circuit for being configured at shell and plate in effect ground.
In several modes, can alternately it be arranged as the cooling fin for being set to shell side and the cooling fin for being set to plate side The motor compressor of column.Refrigerant flow path is formed between the cooling fin and cooling fin alternately configured.As a result, in no deviation It is advantageous that ground carries out cooling aspect to the control circuit both sides for being configured at shell and plate.
In several modes, following motor compressor can be become, which is also equipped with across motor configurations And a pair of bearings of supporting rotating shaft, shell are having partition wall close to one of plate side in a pair of bearings between bearing and plate, The bearing support of one bearing of bearing is provided on the inside of partition wall, in the outside of the partition wall opposed with bearing support It is provided with refrigerant flow path.Also a bearing can effectively be cooled down via bearing support.
In several modes, can become refrigerant flow path is to have the bending flow path of an access of return portion and roll over Return the curved motor compressor in portion.By being bent return portion, it is able to suppress the delay of the refrigerant by refrigerant flow path.
In several modes, plate side can be become, housing side is greater than to refrigerant stream to the surface area of refrigerant flow path The motor compressor of the surface area on road.It can be cooled effectively the control circuit for being configured at plate.
Hereinafter, the embodiments of the present invention will be described with reference to the drawings.In addition, in the description of the drawings to identical element Identical appended drawing reference is marked, and the repetitive description thereof will be omitted.
The motor compressor 1 of an embodiment is illustrated referring to Fig.1.As shown in Figure 1, such as motor compressor 1 For the compressor of the internal combustion engine applied to vehicle, ship.Motor compressor 1 has compressor 7.Motor compressor 1 utilizes rotor The interaction of portion 13 and stator department 14 and make compressor impeller (example of impeller) 8 rotate, carry out the fluids such as compressed air, Generate compressed air.Motor 5 is formed by rotor portions 13 and stator department 14.
Motor compressor 1 has: being supported to the rotary shaft 12 that can be rotated in shell 2 and is fixed on rotary shaft 12 Front end (one end) 12a compressor impeller 8.Shell 2 has: the horse of storage motor 5 (rotor portions 13 and stator department 14) Up to the frequency converter shell 4 of the opening of the another side (diagram right side) of shell 3 and closed motor shell 3.In motor shell 3 One end (diagram left side) is provided with the compressor housing 6 of storage compressor impeller 8.Compressor housing 6 includes suction inlet 9, whirlpool Rotation portion 10 and outlet 11.
Rotor portions 13 are fixed on the axial central portion of rotary shaft 12, including being installed on the one or more of rotary shaft 12 forever Long magnetite (not shown).Stator department 14 is fixed on the inner surface of motor shell 3 in a manner of surrounding rotor portions 13, and including leading Coil of wire coil part made of (not shown).If coil part of the alternating current by conducting wire in stator department 14 flows, utilizes and turn The interaction of sub-portion 13 and stator department 14, rotary shaft 12 are integrally rotated with compressor impeller 8.If compressor impeller 8 rotates, Then compressor impeller 8 sucks external air by suction inlet 9, by scroll portion 10 come compressed air, and from 11 row of outlet Out.The compressed air being discharged from outlet 11 is supplied to above-mentioned internal combustion engine.
Motor compressor 1 has two bearings for supporting rotary shaft 12 relative to shell 2 in a manner of it can rotate 20A,20B.For example, bearing 20A, 20B being fitted by indentation or with gap are installed on rotary shaft 12.Bearing 20A, 20B It is configured in a manner of across motor 5, and supporting rotating shaft 12 in a manner of double base.One bearing 20A is set to motor shell 3 8 side of compressor impeller end.Another bearing 20B is set to from frequency converter shell 4 along the axially projecting of rotary shaft 12 Support wall portion 23.
Has the mechanism for supplying driving current to stator department 14 in frequency converter shell 4.Frequency converter shell 4 includes: envelope Close the disk-shaped end wall (example of partition wall) 21 of the opening of the another side of motor shell 3 and by end wall 21 The peripheral wall portion 22 that is connect with motor shell 3 of peripheral part.The conducting wire 14a connecting with stator department 14 is contained in peripheral wall portion 22. End wall 21 is, for example, aluminum, but can also use stainless steel, carbon steel.
Above-mentioned bearing wall portion (example of bearing support) 23 has: from the center of end wall 21 to rotary shaft 12 Receiver 42, the Yi Jian of axial private side pedestal portion 41 outstanding, the tubular further protruded inwardly from pedestal portion 41 The sleeve 43 of periphery loaded on receiver 42.The foreign steamer 51 of bearing 20B is installed on sleeve 43 by chimeric.
In the opposite side relative to private side of end wall 21, that is, be fixed with mould in the axial outer side of rotary shaft 12 Block plate 31.In the module (example of control circuit) 32 of control unit of the module board 31 equipped with receiving frequency converter etc..By mould The control unit of block 32 carries out the drive control of electric motor.Bus 33 is connected in above-mentioned conducting wire 14a.Bus 33 penetrates through end wall 21 and connect with module 32.Bus 33 is the conductive component for supplying driving current, e.g. copper.In addition, module board 31 Aluminium, copper and other metal plates can be used.
Refrigerant flow path 60 is formed between module board 31 and end wall 21.If further illustrating, i.e., in end wall 21 inside is provided with the bearing wall portion 23 of bearing support 20B.In the outside of the end wall 21 opposed with bearing wall portion 23, and Refrigerant flow path 60 is provided between end wall 21 and module board 31.Utilize the refrigerant Re (example passed through in refrigerant flow path 60 Such as refrigerant gas), the private side of the module 32 and frequency converter shell 4 that make module board 31 is cooled.It is deposited in refrigerant flow path 60 In entrance 61 and outlet 62 (referring to Fig. 2).It is connected with the ingress pipe 61a of refrigerant flow path 60 in entrance 61, is connected in outlet 62 There is the discharge pipe 62a of refrigerant flow path 60.In addition, discharge pipe 62a can also be connect with the refrigerant flow path 3a of motor shell 3. In this case, refrigerant Re is imported into the system of motor shell 3 for example by the refrigerant flow path 60 of frequency converter shell 4 later Refrigerant line 3a.
As shown in Fig. 2, module board 31 is configured to block refrigerant flow path 60.In the present embodiment, with logical by one Road will be illustrated for refrigerant flow path 60 that single entrance 61 is connect with single outlet 62.However, for example can also be with It is the mode for branching into multiple flow paths from single entrance 61 and being connect with multiple outlets 62.Alternatively, it is also possible to be from it is multiple enter Mouthfuls 61 come together in single flow path and the mode that connect with single outlet 62.Alternatively, it is also possible to be by multiple entrances 61 with it is more The mode of a 620 connection of outlet.In addition, refrigerant flow path 60 is also possible to independent multiple flow paths.
Refrigerant flow path 60 is by being formed in the substantially rectangular recess portion 63 of frequency converter shell 4 and being configured at dissipating in recess portion 63 Backing 64A, 64B are formed.In addition, the entrance 61 of refrigerant Re and outlet 62 are formed in frequency converter shell 4.In addition, in frequency converter Shell 4 is formed with seal groove 4a in a manner of surrounding recess portion 63.The seal members such as o-ring 4b is installed in seal groove.Sealing Component 4b is clamped because of the pressure welding of frequency converter shell 4 and module board 31, to keep air-tightness (or the liquid of refrigerant flow path 60 Close property).
Multiple cooling fin 64A, 64B are configured in recess portion 63.A part in multiple cooling fin 64A, 64B is from frequency converter Shell 4 is prominent, remaining is prominent from module board 31.In the present embodiment, such as three pieces cooling fin 64A, 64B are arranged in parallel, The cooling fin in center is the cooling fin 64A of 4 side of frequency converter shell.In addition, opposed in a manner of the cooling fin 64A across center match Two cooling fins set are the cooling fin 64B of 31 side of module board.That is, in the present embodiment, the cooling fin of 4 side of frequency converter shell The cooling fin 64B of 31 side 64A and module board is alternately arranged configuration.
Multiple cooling fin 64A, 64B are arranged in parallel, thus form refrigeration between cooling fin 64A, 64B Agent flow path 60.For example, refrigerant flow path 60 has three positions, the end 64a along cooling fin 64A, 64B is circular to turn back Portion 60a forms bending flow path (referring to (a) of Fig. 2).In addition, the entrance 61 of refrigerant Re is set to the one of refrigerant flow path 60 A end, outlet 62 are set to another end.As a result, refrigerant flow path 60 becomes (access) flow path.In addition, In the present embodiment, in order to prevent the delay of refrigerant Re and make return portion 60a be bent.If being described in more detail, that is, turn back The peripheral part 60b of portion 60a is a part of recess portion 63, which becomes concave curved surface.
Multiple cooling fin 64A, 64B of present embodiment are set to 31 both sides of frequency converter shell 4 and module board.As a result, More effectively 32 both sides of module for being configured at frequency converter shell 4 and module board 31 can be cooled down.Especially in this implementation In mode, the cooling fin 64B of 31 side cooling fin 64A and module board of 4 side of frequency converter shell is alternately arranged, and refrigerant stream Road 60 is formed between the cooling fin 64A alternately configured and cooling fin 64B.As a result, without being biased to being configured at frequency conversion It is advantageous that 32 both sides of module of device shell 4 and module board 31 carry out cooling aspect.
In addition, in the present embodiment, compared with the piece number of the cooling fin 64A of 4 side of frequency converter shell, 31 side of module board The piece number of cooling fin 64B is more.That is, 31 side of module board is greater than 4 side pair of frequency converter shell to the surface area of refrigerant flow path 60 The surface area of refrigerant flow path 60.As a result, preferentially and effectively being cooled down to the module 32 for being equipped on module board 31 Aspect is advantageous.
In addition, the end wall 21 of present embodiment by a pair of bearings 20A, 20B close to 31 side of module board bearing 20B with It is separated between module board 31.Here, being provided with the bearing wall portion 23 of bearing support 20B in the inside of end wall 21.With The outside for supporting the opposed end wall 21 of wall portion 23 is provided with refrigerant flow path 60 in a manner of Chong Die with bearing wall portion 23.? In this case, also can effectively be cooled down to bearing 20B via bearing wall portion 23.
Next, being illustrated referring to Fig. 3 and Fig. 4 to the first and second variation examples for above-mentioned refrigerant flow path 60. In addition, to the element common with above-mentioned refrigerant flow path 60, construction, marking identical attached drawing in the first and second variation examples It marks and omits the description, and be illustrated centered on difference.
The refrigerant flow path 60 of first and second variation examples is the bending flow path of an access as described above, by being configured at Multiple cooling fin 64A, 64B in the recess portion 63 of frequency converter shell 4 are formed.Here, the refrigerant flow path 60 of the first variation example The cooling fin 64B of all 31 sides of module board of cooling fin.In addition, the cooling fin of the refrigerant flow path 60 of the second variation example is all The cooling fin 64A of 4 side of frequency converter shell.
As the first variation example, whole cooling fins are set as to the cooling fin 64B of 31 side of module board, thus to module 32 Cooling more advantageously plays a role.On the other hand, as the second variation example, whole cooling fins are set as 4 side of frequency converter shell Cooling fin 64A, thus more advantageously play a role to the cooling of the private side of frequency converter shell 4 and frequency converter shell 4.
It is formed between frequency converter shell 4 (a part of shell 2) and module board 31 having in above-mentioned motor compressor 1 Common refrigerant flow path 60.It can be efficiently and effectively to frequency converter shell 4 and configuration using the refrigerant flow path 60 It is cooled down in the both sides of the module 32 of module board 31.In addition, refrigerant flow path 60 is formed by cooling fin 64A, 64B, cooling fin 64A, 64B are set at least one party of frequency converter shell 4 and module board 31.As a result, it is possible to by cooling fin 64A, 64B energetically The side for being intended to preferentially cool down being set in frequency converter shell 4 and module 32, can efficiently cool down frequency converter shell 4 and module 32。
The present invention can using above embodiment as representative, based on the knowledge of those skilled in the art with it is various change, into Improved various modes gone to implement.In addition, the technology item that can be also recorded using above embodiment constitutes each reality Apply the variation of example.The structure of each embodiment can also be appropriately combined to use.
In addition, also can be applied to its other party such as ship the present invention is not limited to be applied to electric automotive compressor Face.
Description of symbols: 1 ... motor compressor；2 ... shells；4 ... frequency converter shells；5 ... motors；8 ... compressor leaves It takes turns (impeller)；12 ... rotary shafts；20A, 20B ... bearing；21 ... end walls (partition wall)；23 ... bearing wall portion (bearing bearings Portion)；31 ... module boards (plate)；60 ... refrigerant flow paths；60a ... return portion；64A, 64B ... cooling fin.

Claims (6)

1. a kind of motor compressor, wherein have:
Motor rotates the rotary shaft of impeller；
Shell accommodates the motor；
Plate is installed on the shell, and equipped with the control circuit for motor described in drive control；And
Refrigerant flow path is arranged between the shell and the plate,
At least part of the refrigerant flow path is formed by the cooling fin for being set at least one party of the shell and the plate.
2. motor compressor according to claim 1, wherein
The cooling fin is set to the both sides of the shell and the plate.
3. motor compressor according to claim 2, wherein
The cooling fin for being set to the shell side and the cooling fin for being set to the plate side are alternately arranged.
4. motor compressor described according to claim 1~any one of 3, wherein
It is also equipped with across the motor configurations and supports a pair of bearings of the rotary shaft,
The shell is having point between a bearing and the plate for the side of the plate in the pair of bearing Next door,
The bearing support for supporting one bearing is provided on the inside of the partition wall, with the bearing support pair The refrigerant flow path is provided on the outside of the partition wall set.
5. motor compressor described according to claim 1~any one of 4, wherein
The refrigerant flow path is the bending flow path an of access, has return portion,
The return portion bending.
6. motor compressor described according to claim 1~any one of 5, wherein
The plate side is greater than the housing side to the surface of the refrigerant flow path to the surface area of the refrigerant flow path Product.
CN201780040057.6A 2016-09-01 2017-08-02 Motor compressor Pending CN109416057A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2016-171000 2016-09-01
JP2016171000 2016-09-01
PCT/JP2017/028024 WO2018043014A1 (en) 2016-09-01 2017-08-02 Electric compressor

Publications (1)

Publication Number Publication Date
CN109416057A true CN109416057A (en) 2019-03-01

Family

ID=61300722

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201780040057.6A Pending CN109416057A (en) 2016-09-01 2017-08-02 Motor compressor

Country Status (5)

Country Link
US (1) US20190195240A1 (en)
JP (1) JPWO2018043014A1 (en)
CN (1) CN109416057A (en)
DE (1) DE112017004386T5 (en)
WO (1) WO2018043014A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2022080899A (en) * 2019-03-28 2022-05-31 株式会社Ihi Electric compressor
EP3940242A1 (en) 2020-07-16 2022-01-19 BMTS Technology GmbH & Co. KG Turbomachine with connecting cables embedded in a casting compound
JP7424325B2 (en) * 2021-01-29 2024-01-30 株式会社豊田自動織機 fluid machinery

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020039532A1 (en) * 2000-09-29 2002-04-04 Satoru Saito Motor-driven compressors
CN1508428A (en) * 2002-12-06 2004-06-30 ���µ�����ҵ��ʽ���� Electric compressor fitted with exchanger
JP2009222009A (en) * 2008-03-18 2009-10-01 Denso Corp Electric compressor
JP2016000960A (en) * 2012-09-07 2016-01-07 三菱重工業株式会社 Motor compressor for transport machine

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007120505A (en) * 2000-09-29 2007-05-17 Sanden Corp Motor-driven compressor for compressing refrigerant
JP6204867B2 (en) * 2014-04-07 2017-09-27 株式会社Ｓｏｋｅｎ Electric compressor
JP6222012B2 (en) * 2014-08-29 2017-11-01 株式会社デンソー Electronic component cooling structure and electric compressor

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020039532A1 (en) * 2000-09-29 2002-04-04 Satoru Saito Motor-driven compressors
CN1508428A (en) * 2002-12-06 2004-06-30 ���µ�����ҵ��ʽ���� Electric compressor fitted with exchanger
CN100379988C (en) * 2002-12-06 2008-04-09 松下电器产业株式会社 Electric compressor fitted with exchanger
JP2009222009A (en) * 2008-03-18 2009-10-01 Denso Corp Electric compressor
JP2016000960A (en) * 2012-09-07 2016-01-07 三菱重工業株式会社 Motor compressor for transport machine

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
程显锋等: "《热工技术应用》", 31 March 2014, 哈尔滨工程大学出版社 *

Also Published As

Publication number Publication date
JPWO2018043014A1 (en) 2019-04-18
WO2018043014A1 (en) 2018-03-08
US20190195240A1 (en) 2019-06-27
DE112017004386T5 (en) 2019-05-09

Similar Documents

Publication Publication Date Title
JP5926463B2 (en) Electric liquid pump for automobiles
US11639724B2 (en) Turbo compressor having separate cooling air channel
JP5397497B2 (en) Refrigeration equipment
CN109416057A (en) Motor compressor
US3891355A (en) Cooling arrangement for a motor driven compressor
US20100287958A1 (en) Refrigerant compressor
JP6222012B2 (en) Electronic component cooling structure and electric compressor
US20140003974A1 (en) Motor-driven compressor
WO2018088525A1 (en) Electric compressor
US20190226486A1 (en) Electric compressor
JP2022522108A (en) Multi-stage pump body, and multi-stage pump including applications
JP2010144990A (en) Outdoor unit of air conditioner
JP2005294519A (en) Pump and cooling device and electric equipment and personal computer
JP2005146987A (en) Heat exchanger integral type horizontal compressor with built-in accumulator
EP1167895B1 (en) Manifold with built-in thermoelectric module
JP2009144603A (en) Electric compressor
JP2008082279A (en) Electric compressor
JP4085969B2 (en) Electric roots type compressor
JP4225101B2 (en) Electric compressor
SE527867C2 (en) Cooling installation
US20190055938A1 (en) Adapter plate with heat exchanger for a pump and motor
CN103670646B (en) Charger-air cooler
JP2017091711A (en) Battery cooling device
JP5772700B2 (en) Refrigeration equipment
JP2008138532A (en) Motor-driven compressor

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20190301

WD01 Invention patent application deemed withdrawn after publication