EP2623788B1 - Compresseur motorisé - Google Patents

Compresseur motorisé Download PDF

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Publication number
EP2623788B1
EP2623788B1 EP13152992.7A EP13152992A EP2623788B1 EP 2623788 B1 EP2623788 B1 EP 2623788B1 EP 13152992 A EP13152992 A EP 13152992A EP 2623788 B1 EP2623788 B1 EP 2623788B1
Authority
EP
European Patent Office
Prior art keywords
terminal
connection portion
metal plate
connector
motor
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.)
Not-in-force
Application number
EP13152992.7A
Other languages
German (de)
English (en)
Other versions
EP2623788A1 (fr
Inventor
Shingo Enami
Akio Fujii
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.)
Toyota Industries Corp
Original Assignee
Toyota Industries 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 Toyota Industries Corp filed Critical Toyota Industries Corp
Publication of EP2623788A1 publication Critical patent/EP2623788A1/fr
Application granted granted Critical
Publication of EP2623788B1 publication Critical patent/EP2623788B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
    • F04B39/121—Casings
    • 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
    • F04B39/14—Provisions for readily assembling or disassembling
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
    • H01R13/631—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for engagement only
    • H01R13/6315—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for engagement only allowing relative movement between coupling parts, e.g. floating connection
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
    • F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
    • F04C18/0215—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form where only one member is moving
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2240/00—Components
    • F04C2240/80—Other components
    • F04C2240/803—Electric connectors or cables; Fittings therefor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/02—Soldered or welded connections
    • H01R4/029—Welded connections

Definitions

  • the present invention relates to a motor-driven compressor including a compression portion, an electric motor, and a motor drive circuit, which are accommodated in a housing.
  • motor-driven compressors including a compression portion, an electric motor, and a motor drive circuit, which are accommodated in a housing.
  • the compression portion is driven through rotation of a rotary shaft, which is rotated by the electric motor.
  • the electric motor is driven by the motor drive circuit.
  • the motor drive circuit is driven by receiving electricity from an external power source.
  • a tubular connector-receiving portion which protrudes outward from the outer surface of the housing, is formed on the housing.
  • a wiring connection portion is accommodated in the connector-receiving portion to supply electricity from the external power source to the motor drive circuit.
  • a substrate on which electric parts such as a switching element are mounted is located in the motor drive circuit.
  • a conductive member extending into the connector-receiving portion and connecting the substrate with the wiring connection portion is mounted on the substrate.
  • a conventional wiring connection portion 80 is located in a connector-receiving portion 92, which is formed on an external surface of a housing (not shown).
  • the wiring connection portion 80 is configured by a wire 81, a first terminal 82, which is connected to a first end of the wire 81 and electrically connected to an external power source 90, and a second terminal 83, which is connected to a second end of the wire 81 and electrically connected to the motor drive circuit (not shown).
  • the wire 81 is formed by covering a lead portion 81a, which is formed by binding up a plurality of leads with an insulating coating 81b.
  • a swage portion 82a (first end-connection portion) is formed at a first end of the first terminal 82, while a connection portion 82b (second end-connection portion), which is electrically connected to the external power source 90, is formed at a second end of the first terminal 82.
  • a swage portion 83a (first end-connection portion) is formed at a first end of the second terminal 83, while a connection portion 83b (second end-connection portion), which is electrically connected to a conductive member 91, is formed at a second end of the second terminal 83.
  • the lead portion 81a is exposed from the insulating coating 81 b.
  • the first end of the wire 81 and the first terminal 82 are connected to each other by swaging the lead portion 81 a exposed from the insulating coating 81 b at the first end of the wire 81 by the swage portion 82a of the first terminal 82.
  • the second end of the wire 81 and the second terminal 83 are connected to each other by swaging the lead portion 81a exposed from the insulating coating 81b at the second end of the wire 81 by the swage portion 83a of the second terminal 83.
  • the swaging of the lead portion 81a by the swage portion 82a of the first terminal 82 and the swaging of the lead portion 81a by the swage portion 83a of the second terminal 83 are performed using, for example, a swage tool while a machine such as a robot arm grasps the wire 81, the position of the swaging (connecting position) is shifted due to the flexibility of the wire 81, resulting in poor connecting operability.
  • the swaging of the lead portion 81a by the swage portion 82a of the first terminal 82 and the swaging of the lead portion 81a by the swage portion 83a of the second terminal 83 are performed using the swage tool while an operator holds the wire 81 by hand. Accordingly, such manual operation by the operator allows the swage position to be adjusted finely, and the operability of the swaging is improved.
  • US 4 964 788 A1 discloses a motor driven compressor, comprising: a housing; a compression portion, an electric motor, and a motor drive circuit, which are accommodated in the housing; a connector-receiving portion provided on an outer surface of the housing; and a wiring connection portion provided in the connector-receiving portion, the wiring connection portion being adapted for supplying electricity from an external power source to the motor drive circuit.
  • the wiring connection portion includes a first terminal having a first end-connection portion at an end thereof and a second end-connection portion at another end thereof, the second end-connection portion being electrically connected to the external power source, a second terminal having a first end-connection portion at an end thereof and a second end-connection portion at another end thereof, the second end-connection portion being electrically connected to the motor drive circuit.
  • US 3 160 460 A discloses a further motor-driven compressor.
  • An objective of the present invention is to provide a motor-driven compressor that readily shortens the length of the entire wiring connection portion compared with a wiring connection portion in which a wire is used.
  • a motor-driven compressor according to one embodiment of the present invention will now be described with reference to Figs. 1 and 2 .
  • the motor-driven compressor of the present embodiment is mounted on vehicle, which is a hybrid automobile, and employed for a vehicle air conditioner.
  • a motor-driven compressor 10 includes a housing 11, which is made of metal (aluminum in the present embodiment).
  • the housing 11 is formed by an intermediate housing member 12, a discharge housing member 13, and an inverter housing member 14.
  • the intermediate housing member 12 constitutes an intermediate part of the housing 11 and is formed to be cylindrical with a closed end.
  • the discharge housing member 13 is joined to the open end of the intermediate housing member 12.
  • the inverter housing member 14 is joined to the closed end of the intermediate housing member 12.
  • the intermediate housing member 12 and the discharge housing member 13 are fastened to each other by blots B1 with a gasket G in between.
  • the intermediate housing member 12 and the inverter housing member 14 are fastened to each other by bolts B2.
  • An accommodation space 17 is defined between the intermediate housing member 12 and the inverter housing member 14.
  • a discharge chamber 15 is defined between the intermediate housing member 12 and the discharge housing member 13.
  • a discharge port 16 is formed in an end face of the discharge housing member 13.
  • the discharge chamber 15 is connected to an external refrigerant circuit (not shown) via the discharge port 16.
  • a suction port (not shown) is formed at a position near the inverter housing 14 in the intermediate housing member 12.
  • the space in the intermediate housing member 12 is connected to the external refrigerant circuit (not shown) via the suction port.
  • a rotary shaft 23 is rotationally supported in the intermediate housing member 12.
  • the intermediate housing member 12 accommodates a compression portion 18 for compressing refrigerant and an electric motor 19 for driving the compression portion 18.
  • the accommodation space 17 accommodates a motor drive circuit 30, which controls operation of the electric motor 19. Therefore, the compression portion 18, the electric motor 19, and the motor drive circuit 30 are accommodated in the housing 11 to be arranged in that order in the axial direction of the rotary shaft 23.
  • the compression portion 18 will now be described.
  • the compression portion 18 includes a fixed scroll 20, which is fixed to the intermediate housing member 12, and an orbiting scroll 21, which is arranged to face the fixed scroll 20. Compression chambers 22, the volume of which is variable, are defined between the fixed scroll 20 and the orbiting scroll 21. A discharge passage 28, which connects the compression chambers 22 and the discharge chamber 15 to each other, is formed in the fixed scroll 20.
  • a discharge valve 29 is located at an end face of the fixed scroll 20.
  • the electric motor 19 includes a rotor 24, which rotates integrally with the rotary shaft 23, and a stator 25, which is fixed to the inner circumferential surface of the intermediate housing member 12 to surround the rotor 24.
  • the rotor 24 includes a rotor core 24a, which is fixed to and rotates integrally with the rotary shaft 23, and permanent magnets 24b, which are provided on the circumferential surface of the rotor core 24a.
  • the stator 25 is substantially annular.
  • a stator core 25a is fixed to the inner circumferential surface of the intermediate housing member 12.
  • a coil 25b is wound about each of teeth (not shown) of the stator core 25a.
  • the motor drive circuit 30 will now be described.
  • the motor drive circuit 30 includes a flat plate-like circuit board 31 and electrical components 32a to 32d mounted on the circuit board 31.
  • the circuit board 31 is located in the accommodation space 17 and fixed to the inner surface of the inverter housing member 14.
  • the circuit board 31 is arranged in the inverter housing member 14 to extend in a radial direction of the rotary shaft 23.
  • the motor drive circuit 30 supplies electricity to the stator 25 of the electric motor 19 based on commands from an electronic control unit (ECU) for controlling the air conditioner (not shown).
  • ECU electronice control unit
  • the circuit board 31 has a conductive member 33, which protrudes from the outer circumferential surface of the inverter housing member 14 and extends toward a connector-receiving portion 42.
  • the connector-receiving portion 42 is made of metal (aluminum in the present embodiment).
  • the connector-receiving portion 42 includes a tubular first extended portion 42a and a tubular second extended portion 42b.
  • the first extended portion 42a extends outward from the outer circumferential surface of the inverter housing member 14 in a radial direction of the rotary shaft 23.
  • the second extended portion 42b is continuous with the first extended portion 42a and extends in the axial direction of the rotary shaft 23 and toward the electric motor 19.
  • the first extended portion 42a has a connection portion 421a, which is connected to a connection hole 141 formed in the inverter housing member 14.
  • the connector-receiving portion 42 is connected to the inverter housing member 14 by joining the connection hole 141 and connection portion 421 a to each other.
  • the length of the second extended portion 42b in a longitudinal direction is adjusted in accordance with the position and size of a space in a hybrid car allotted for the motor-driven compressor 10 according to the present embodiment.
  • a connector housing 44 which is made of plastic, is attached to an opening 421b of the second extended portion 42b.
  • the connector housing 44 is tubular and includes a fitting portion 44a, a contact portion 44b, and a main body 44c.
  • the fitting portion 44a is fitted in the opening 421b.
  • the contact portion 44b is continuous with the fitting portion 44a and contacts an open end 422b of the second extended portion 42b.
  • the main body 44c is continuous with the contact portion 44b and is connected to an external power source 40.
  • Wiring connection portions 50 are accommodated in the second extended portion 42b and the connector housing 44 to supply electricity from the external power source 40 to the motor drive circuit 30.
  • Each of the wiring connection portions 50 includes a first terminal 51 electrically connected to the external power source 40, a second terminal 52 electrically connected to the motor drive circuit 30 and a metal plate 53 connecting the first terminal 51 with the second terminal 52.
  • a first end-connection portion 51a is formed at a first end of the first terminal 51, while a second end-connection portion 51 b, which is electrically connected to the external power source 40, is formed at a second end of the first terminal 51. Also, a first end-connection portion 52a is formed at a first end of the second terminal 52, while a second end-connection portion 52b, which is electrically connected to the conductive member 33, is formed at a second end of the second terminal 52.
  • the metal plate 53 is an elongated board. The length of the metal plate 53 in the longitudinal direction is less than the length of the second extended portion 42b in the direction in which the second extended portion 42b extends.
  • the first end of the metal plate 53 and the first end-connection portion 51a of the first terminal 51 are joined to each other; that is, connected to each other by welding (in the present embodiment, resistance welding).
  • the second end of the metal plate 53 and the first end-connection portion 52a of the second terminal 52 are joined to each other; that is, connected to each other by welding (in the present embodiment, resistance welding).
  • the motor-driven compressor 10 is provided with two wiring connection portions 50, which are arranged side by side.
  • the second terminal 52 and a part of the metal plate 53 of each of the wiring connection portions 50 are located in a plastic cluster block 45 having a shape of a rectangular box accommodated in the second extended portion 42b.
  • the inside of the cluster block 45 is sectioned into a first accommodation section 45a and a second accommodation section 45b.
  • the first accommodation section 45a accommodates the second terminal 52 and a part of the metal plate 53 of one of the wiring connection portions 50.
  • the second accommodation section 45b accommodates the second terminal 52 and a part of the metal plate 53 of the other one of the wiring connection portions 50.
  • the cluster block 45 ensures insulation between i) the second terminal 52 and the part of the metal plate 53 of one of the wiring connection portions 50 and ii) the second terminal 52 and the part of the metal plate 53 of the other wiring connection portion 50. Further, the cluster block 45 ensures insulation between each of the wiring connection portions 50 and the connector-receiving portion 42. Therefore, in the present embodiment, the cluster block 45 functions as an insulating member.
  • the connector housing 44 accommodates the first terminal 51 and a part of the metal plate 53 of each wiring connection portion 50.
  • the inside of the connector housing 44 is sectioned into a first accommodation section 441 and a second accommodation section 442.
  • the first accommodation section 441 accommodates the first terminal 51 and a part of the metal plate 53 of one of the wiring connection portions 50.
  • the second accommodation section 442 accommodates the first terminal 51 and a part of the metal plate 53 of the other wiring connection portion 50.
  • the connector housing 44 ensures insulation between i) the first terminal 51 and the part of the metal plate 53 of one of the wiring connection portions 50 and ii) the first terminal 51 and the part of the metal plate 53 of the other one of the wiring connection portions 50. Further, the connector housing 44 ensures insulation between each wiring connection portion 50 and the connector-receiving portion 42. Therefore, in the present embodiment, the connector housing 44 functions as an insulating member.
  • the second end-connection portions 52b of the second terminals 52 and the conductive members 33 are electrically connected to each other, and the second end-connection portions 51 b of the first terminals 51 and the external power source 40 are electrically connected to each other, so that the external power source 40 and the motor drive circuit 30 are electrically connected to each other via the wiring connection portions 50 and the conductive members 33.
  • the refrigerant that has been compressed in the compression chambers 22 is discharged to the discharge chamber 15 via the discharge passage 28, while flexing the discharge valve 29.
  • the refrigerant discharged to the discharge chamber 15 is conducted to the external refrigerant circuit via the discharge port 16 and then returned to the intermediate housing member 12.
  • the first end of the metal plate 53 is connected to the first end-connection portion 51a of the first terminal 51 or the second end of the metal plate 53 is connected to the first end-connection portion 52a of the second terminal 52, while a machine such as a robot arm grasps the metal plate 53.
  • the metal plate 53 is more rigid than a wire used in a conventional motor-driven compressor, the likelihood of shifting of the connecting position of the metal plate 53 with respect to the first end-connection portion 51a of the first terminal 51 or to the first end-connection portion 52a of the second terminal 52 is reduced. As a result, it is not necessary for an operator to perform connecting operation while holding the metal plate 53 by hand.
  • the length of the metal plate 53 in the longitudinal direction is less than the length of the second extended portion 42b in the direction in which the second extended portion 42b extends.
  • the length of the second extended portion 42b is shortened in accordance with the position and size of a space in a hybrid car allotted for the motor-driven compressor 10 according to the present embodiment. This facilitates mounting of the motor-driven compressor 10 on a hybrid car.
  • the second extended portion 42b of the connector-receiving portion 42 is arranged to extend in the axial direction of the rotary shaft 23.
  • the invention is not limited to this, and as shown in Fig. 3 , for example, the second extended portion 42b of the connector-receiving portion 42 may be arranged to extend in the radial direction of the rotary shaft 23. That is, the direction in which the connector-receiving portion extends may be changed as necessary in accordance with the configurations such as the position and size of a space in the vehicle allotted for the motor-driven compressor.
  • the connector-receiving portion 42 may be simultaneously formed when the inverter housing member 14 is formed.
  • the connector-receiving portion 42 may be made of plastic, for example, In this case, the insulating member for ensuring the insulation between the wiring connection portions 50 and the connector-receiving portion may be omitted.
  • the first end of the metal plate 53 and the first end-connection portion 51 a of the first terminal 51 may be connected to each other by swaging, and the second end of the metal plate 53 and the first end-connection portion 52a of the second terminal 52 may be connected to each other by swaging. Even in this case, when the first end of the metal plate 53 is swaged by the first end-connection portion 51a of the first terminal 51 and the second end of the metal plate 53 is swaged by the first end-connection portion 52a of the second terminal 52, the swaging position is not shifted as is in the case where a wire is used.
  • the swage tool it is possible to perform a swaging operation by the swage tool while a machine such as a robot arm grasps the metal plate 53, for example.
  • a machine such as a robot arm grasps the metal plate 53, for example.
  • the length of the entire wiring connection portion 50 can be easily shortened in comparison to a wiring connection portion in which a wire is used.
  • the wiring connection portions 50 may be entirely accommodated in the cluster block 45 to ensure insulation between the wiring connection portions 50 and the connector-receiving portion 42.
  • the connector housing 44 may accommodate the wiring connection portions 50 entirely to ensure insulation between the wiring connection portions 50 and the connector-receiving portion 42.
  • the two wiring connection portions 50 are provided side by side. However, for example, three wiring connection portions 50 may be arranged side by side. That is, the number of the wiring connection portions 50, which are arranged side by side, is not particularly limited.
  • the compression portion 18, the electric motor 19, and the motor drive circuit 30 are accommodated in the housing 11 to be arranged in that order in the axial direction of the rotary shaft 23.
  • the present invention is not limited to this.
  • the electric motor 19, the compression portion 18, and the motor drive circuit 30 may be accommodated in the housing 11 to be arranged in that order in the axial direction of the rotary shaft 23.
  • the compression portion 18 is not limited to a type that is configured by the fixed scroll 20 and the orbiting scroll 21, but may be a piston type or a vane type.
  • the present invention may be applied to other types of air conditioners.
  • the present invention is applied to the motor-driven compressor 10, which is mounted on a hybrid automobile and used in a vehicle air conditioner.
  • the present invention may be applied to a motor-driven compressor that is used in a vehicle air conditioner mounted on an automobile driven only by gasoline or on an electric car.
  • a motor-driven compressor includes a connector-receiving portion provided on the outer surface of a housing.
  • a wiring connection portion is provided in the connector-receiving portion and supplies electricity from an external power source to a motor drive circuit.
  • the wiring connection portion includes a first terminal, a second terminal, and a metal plate for connecting the first and the second terminals to each other.
  • the first and the second terminals have a first end-connection portion and a second end-connection portion, respectively.
  • the second end-connection portion of the first terminal is electrically connected to the external power source, and the second end-connection portion of the second terminal is electrically connected to the motor drive circuit.
  • the metal plate has opposite ends, which are connected to the first end-connection portion of the first terminal and the first end-connection portion of the second terminal, respectively.

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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)

Claims (4)

  1. Compresseur entraîné par moteur, comprenant :
    un boîtier (11);
    une partie de compression (18), un moteur électrique (19), et un circuit de commande de moteur (30), qui sont reçus dans le boîtier (11) ;
    une partie de réception de connecteur (42) prévue sur une surface extérieure du boîtier (11) ; et
    une partie de connexion de câblage (50) prévue dans la partie de réception de connecteur (42), la partie de connexion de câblage (50) étant adaptée pour alimenter en électricité le circuit de commande de moteur (30) à partir d'une source d'alimentation externe (40), dans lequel la partie de connexion de câblage (50) comporte
    une première borne (51) ayant une première partie de connexion d'extrémité (51a) au niveau d'une extrémité de celle-ci et une deuxième partie de connexion d'extrémité (51b) au niveau d'une autre extrémité de celle-ci, la deuxième partie de connexion d'extrémité (51b) étant reliée électriquement à la source d'alimentation externe (40),
    une deuxième borne (52) ayant une première partie de connexion d'extrémité (52a) au niveau d'une extrémité de celle-ci et une deuxième partie de connexion d'extrémité (52b) au niveau d'une autre extrémité de celle-ci, la deuxième partie de connexion d'extrémité (52b) étant reliée électriquement au circuit de commande de moteur (30), et
    une plaque métallique (53) ayant des extrémités opposées, qui sont reliées à la première partie de connexion d'extrémité (51a) de la première borne (51) et à la première partie de connexion d'extrémité (52a) de la deuxième borne (52), respectivement, pour relier la première borne (51) et la deuxième borne (52) l'une à l'autre, dans lequel
    la partie de réception de connecteur (42) est réalisée en métal, et
    un élément isolant (44, 45) est situé entre la partie de connexion de câblage (50) et la partie de réception de connecteur (42),
    dans lequel l'élément isolant (44, 45) comprend un premier boîtier (44) recevant la première borne (51) et une partie de la plaque métallique (53) et un deuxième boîtier (45) recevant la deuxième borne (52) et une partie de la plaque métallique (53).
  2. Compresseur entraîné par moteur selon la revendication 1, dans lequel
    une extrémité de la plaque métallique (53) et la première partie de connexion d'extrémité (51a) de la première borne (51) sont soudées l'une à l'autre, et
    une autre extrémité de la plaque métallique (53) et la première partie de connexion d'extrémité (52a) de la deuxième borne (52) sont soudées l'une à l'autre.
  3. Compresseur entraîné par moteur selon la revendication 1 ou 2, dans lequel le boîtier (11) reçoit un arbre rotatif (23) ayant une direction axiale, et dans lequel la partie de réception de connecteur (42) s'étend dans la direction axiale de l'arbre rotatif (23) et vers le moteur électrique (19).
  4. Compresseur entraîné par moteur selon la revendication 3, dans lequel la partie de compression (18), le moteur électrique (19), et le circuit de commande de moteur (30) sont reçus dans le boîtier (11) pour être agencés dans cet ordre dans la direction axiale de l'arbre rotatif (23).
EP13152992.7A 2012-02-02 2013-01-29 Compresseur motorisé Not-in-force EP2623788B1 (fr)

Applications Claiming Priority (1)

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JP2012021094A JP5609900B2 (ja) 2012-02-02 2012-02-02 電動圧縮機

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EP2623788A1 EP2623788A1 (fr) 2013-08-07
EP2623788B1 true EP2623788B1 (fr) 2014-12-10

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Publication number Priority date Publication date Assignee Title
JP6225010B2 (ja) * 2013-12-09 2017-11-01 カルソニックカンセイ株式会社 電動圧縮機の組立方法及び電動圧縮機
JP6443110B2 (ja) * 2015-02-18 2018-12-26 株式会社豊田自動織機 電動圧縮機
JP6724696B2 (ja) 2016-09-29 2020-07-15 株式会社豊田自動織機 電動圧縮機
JP6927118B2 (ja) * 2018-03-29 2021-08-25 株式会社豊田自動織機 車載用電動圧縮機

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3160460A (en) * 1962-01-17 1964-12-08 Fusite Corp Terminal assembly having conductor pins and connector block
US4966559A (en) * 1989-10-12 1990-10-30 Tecumseh Products Company Internal terminal block for compressor hermetic terminal
US4964788A (en) * 1990-03-21 1990-10-23 Tecumseh Products Company Hermetic terminal with terminal pin assemblies having fusible links and motor compressor unit including same
JP2002070743A (ja) * 2000-08-29 2002-03-08 Sanden Corp 冷媒圧縮用電動式圧縮機
CN101713397B (zh) * 2003-12-30 2014-07-09 艾默生环境优化技术有限公司 压缩机保护和诊断系统
JP2008019766A (ja) * 2006-07-12 2008-01-31 Sanden Corp 電動圧縮機
JP5209259B2 (ja) 2007-09-25 2013-06-12 サンデン株式会社 駆動回路一体型電動圧縮機
JP4916421B2 (ja) * 2007-11-16 2012-04-11 サンデン株式会社 電動圧縮機の端子装置
JP2009278852A (ja) * 2008-05-19 2009-11-26 Asmo Co Ltd 給電装置及びブラシレスモータ
JP2011144788A (ja) * 2010-01-18 2011-07-28 Toyota Industries Corp 電動圧縮機
JP5407991B2 (ja) * 2010-03-30 2014-02-05 株式会社豊田自動織機 電動圧縮機

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Publication number Publication date
EP2623788A1 (fr) 2013-08-07
JP5609900B2 (ja) 2014-10-22
CN103244377B (zh) 2015-08-26
US20130202461A1 (en) 2013-08-08
JP2013160092A (ja) 2013-08-19
CN103244377A (zh) 2013-08-14

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