WO2019065091A1 - Dispositif électronique - Google Patents

Dispositif électronique Download PDF

Info

Publication number
WO2019065091A1
WO2019065091A1 PCT/JP2018/032452 JP2018032452W WO2019065091A1 WO 2019065091 A1 WO2019065091 A1 WO 2019065091A1 JP 2018032452 W JP2018032452 W JP 2018032452W WO 2019065091 A1 WO2019065091 A1 WO 2019065091A1
Authority
WO
WIPO (PCT)
Prior art keywords
connector
bus bar
electronic device
base
circuit board
Prior art date
Application number
PCT/JP2018/032452
Other languages
English (en)
Japanese (ja)
Inventor
顕児 近田
康弘 別所
松前　太郎
Original Assignee
Ｋｙｂ株式会社
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 Ｋｙｂ株式会社 filed Critical Ｋｙｂ株式会社
Publication of WO2019065091A1 publication Critical patent/WO2019065091A1/fr

Links

Images

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/70—Coupling devices
    • H01R12/71—Coupling devices for rigid printing circuits or like structures
    • H01R12/72—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures
    • 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
    • H01R13/46—Bases; Cases
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/02—Arrangements of circuit components or wiring on supporting structure
    • H05K7/06—Arrangements of circuit components or wiring on supporting structure on insulating boards, e.g. wiring harnesses

Definitions

  • the present invention relates to an electronic device.
  • An automobile is equipped with a large number of ECUs (Electronic Control Units) for controlling an electric power steering device, an engine, a drive system and the like.
  • the ECU which is an electronic device, is provided with a connector to which a connector (a mating connector) such as a power supply cable or a control signal cable is attached (see JP2010-63242A).
  • JP 2010-63242 A describes that a DC conductor module having a power connector and a control module having a signal connector and a power module which is a circuit board are individually screwed to a metal casing.
  • the DC conductor module is connected to the circuit board via a power lead frame (bus bar), and the control module is connected to the circuit board via a signal lead frame (bus bar).
  • An object of the present invention is to improve the positioning accuracy of relative positions between a circuit board and a connector.
  • an electronic device comprising: a base; a first circuit board fixed to the base; a bus bar unit fixed to the first circuit board; and the bus bar unit And a connector electrically connected to the first circuit board, the connector having a connection terminal and a terminal holding portion for holding the connection terminal, wherein one end of the bus bar unit is the first A bus bar connected to the circuit board and the other end connected to the connection terminal, and a bus bar holding member for holding the bus bar, the terminal holding portion being in contact with the reference surface of the first circuit board
  • the reference surface is formed to be parallel to the contact surface of the bus bar in contact with the connection terminal.
  • FIG. 1 is an exploded perspective view showing an electronic device according to a first embodiment of the present invention.
  • FIG. 2 is a perspective view showing an assembly in which the power substrate, the bus bar unit, and the connector are assembled to the heat dissipation base.
  • FIG. 3A is a perspective view of the connector.
  • FIG. 3B is a perspective view of the connector as viewed from a direction different from FIG. 3A.
  • FIG. 4 is a perspective view of the heat dissipating base.
  • FIG. 5 is a perspective view of the heat dissipating base on which the power substrate is attached.
  • FIG. 6 is a perspective view of the heat dissipation base in which the bus bar unit is attached to the power substrate.
  • FIG. 1 is an exploded perspective view showing an electronic device according to a first embodiment of the present invention.
  • FIG. 2 is a perspective view showing an assembly in which the power substrate, the bus bar unit, and the connector are assembled to the heat dissipation base.
  • FIG. 7 is a plan view of the heat dissipating base and the connector to which the power substrate is attached, showing a state before the connector is fixed to the heat dissipating base.
  • FIG. 8 is a perspective view of the heat dissipation base with the connector positioned.
  • FIG. 9 is a plan view of the heat dissipating base on which the power substrate is attached, and shows a state after the connector is fixed to the heat dissipating base.
  • FIG. 10 is an enlarged cross-sectional view taken along the line XX in FIG. 9, and shows a connection structure of the fixing portion of the connector and the reinforcing portion of the support of the base.
  • FIG. 11 is an enlarged sectional view taken along the line XI-XI in FIG. FIG.
  • FIG. 12 is a schematic view illustrating the regulation of the deformation in the first direction of the connector in the electronic device according to the first embodiment of the present invention.
  • FIG. 13 is a schematic view illustrating the regulation of the deformation in the second direction of the connector in the electronic device according to the second embodiment of the present invention.
  • FIG. 14 is an exploded perspective view of an electronic device according to a modification of the second embodiment of the present invention.
  • FIG. 15 is a schematic view showing the shape of the connection terminal of the connector used in the electronic device according to the third embodiment of the present invention, and the positional relationship between the connection terminal and the first positioning projection.
  • FIG. 16 is a schematic view showing the shape of the connection terminal of the connector used in the electronic device according to the modification of the third embodiment of the present invention, and the positional relationship between the connection terminal and the first positioning protrusion.
  • FIG. 17 is a schematic cross-sectional view showing the restricting portion of the connector used in the electronic device according to the first modification.
  • the electric power steering apparatus assists the driver's steering of the vehicle by controlling a motor for assisting the driver's steering force based on the steering torque of the steering wheel and the vehicle speed.
  • the electronic control unit 100 controls the drive of the motor based on information output from a torque sensor, a vehicle speed sensor, or the like.
  • the electronic control unit 100 includes a rectangular parallelepiped heat dissipating base 11, a power board (first circuit board) 13 as a circuit board fixed to the heat dissipating base 11, and a control board (second circuit board) 16, a bus bar unit 15 fixed to the power substrate 13, a connector 14 electrically connected to the power substrate 13 via the bus bar unit 15, and a rectangular box-shaped cover covering various components attached to the heat dissipation base 11 And 12.
  • the heat dissipation base 11 is a heat sink that constitutes the bottom of the electronic control unit 100, and is a base formed of a metal material such as aluminum or an aluminum alloy.
  • the heat dissipating base 11 is a flat plate portion 111 in a rectangular flat plate shape, a column 112 provided at four corners of the flat portion 111, and a pair of first positioning protrusions which project upward from the flat portion 111 and define the position of the power substrate 13. 113 and a second positioning protrusion 114.
  • a rectangular mounting surface 111a on which the power substrate 13 is mounted is formed.
  • the back surface of the power substrate 13 abuts on the mounting surface 111 a.
  • the power substrate 13 is a circuit substrate responsible for driving a motor (not shown), and a bridge circuit including power semiconductor elements (not shown) such as MOSFETs and IGBTs is mounted.
  • the power substrate 13 is a metal substrate formed of a metal material such as aluminum or an aluminum alloy.
  • the control board 16 is mounted with a microcomputer for controlling a bridge circuit and the like mounted on the power board 13 and peripheral circuit elements, and is electrically connected to the power board 13.
  • the control board 16 has a rectangular flat shape, and is disposed above the power board 13.
  • the control substrate 16 is a glass epoxy based substrate.
  • the power substrate 13 is disposed directly on the mounting surface 111 a of the flat plate portion 111 of the heat dissipation base 11 or via a flexible heat dissipation sheet or the like, and is fixed to the flat plate portion 111 by a screw.
  • the control board 16 is supported by the four columns 112 and fixed to the tip of the column 112 by screws. By arranging the power substrate 13 having a larger amount of heat generation than the control substrate 16 on the mounting surface 111 a, the power substrate 13 can be cooled effectively. Further, by supporting the control board 16 by the support column 112, the control board 16 can be disposed at a predetermined distance from the power board 13 which is likely to generate heat. Therefore, the influence of the heat from the power board 13 on the control board 16 Can be reduced.
  • the power substrate 13 and the control substrate 16 are arranged to overlap in the z-axis direction, which is the extending direction of the column 112.
  • the dimensions of the electronic control unit 100 in the x direction and the y direction can be reduced as compared to the case where the power substrate 13 and the control substrate 16 are arranged side by side on the flat plate portion 111.
  • the bus bar unit 15 is mounted on the power substrate 13.
  • the bus bar unit 15 includes a bus bar 151 having one end electrically connected to the power substrate 13 and the other end electrically connected to a connection terminal 141 of the connector 14 described later, and a bus bar holding member 152 for holding the bus bar 151 Have.
  • the bus bar holding member 152 is formed of a non-conductive resin material or the like, and is disposed along the surface of the power substrate 13, that is, along the xy plane.
  • the plurality of bus bars 151 are integrally molded on the bus bar holding member 152, whereby the bus bar unit 15 is formed.
  • the bus bar holding member 152 has a beam 153 extending along the y axis, and a pair of pillars 154 provided at both ends of the beam 153 and extending along the z axis, and has a portal shape.
  • the lower ends of the pair of columns 154 are inserted into the pair of holes provided in the power substrate 13.
  • the pair of columns 154 is inserted into the holes of the power substrate 13 to temporarily fix the bus bar unit 15 to the power substrate 13.
  • a positioning pin 155 to be inserted into the positioning hole of the power substrate 13 is formed.
  • the bus bar 151 is formed of a conductive metal material such as copper or nickel.
  • the bus bar 151 is formed by bending a strip-like conductive plate.
  • the bus bar 151 extends along the x-axis and is supported by the bus-bar holding member 152, and a terminal joint 151b extending upward along the z-axis from an end of the base 151a on the connector 14 side.
  • a vertical portion 151c extending downward along the z-axis from an end opposite to the connector 14 in the base portion 151a, and a substrate bonding portion 151d extending along the x-axis from the lower end of the vertical portion 151c; Have.
  • the terminal bonding portion 151 b has a contact surface that makes surface contact with the bus bar bonding portion 146 b of the connection terminal 141 of the connector 14 described later.
  • the contact surface of the terminal bonding portion 151b in surface contact with the bus bar bonding portion 146b is formed to be parallel to the yz plane.
  • the substrate bonding portion 151 d is bonded to a conductive land (not shown) disposed on the power substrate 13 by soldering.
  • the cover 12 has a rectangular flat plate-like top plate 121 and four side plates 122 extending downward from four sides of the top plate 121.
  • a rectangular opening 122b to which the connector 14 is attached is formed in one side plate 122A disposed parallel to the yz plane.
  • the connector 14 is connected to a mating connector (not shown) of a cable that connects an external device (not shown) and the electronic control unit 100.
  • the connector 14 is used to output the current from the plurality of bus bars 151 to a motor (not shown) provided outside the electronic control unit 100.
  • the connector 14 includes a connection terminal 141 to which the other terminal of the other connector (not shown) is connected, a terminal holding portion 142 for holding the connection terminal 141, and the other connector (not shown). And a pair of fixing portions 140 fixed to the heat dissipation base 11. In addition, three or more fixing parts 140 may be provided.
  • connection terminal 141 is formed of a conductive metal material such as copper or nickel.
  • the connection terminal 141 is formed by bending a strip-like conductive plate.
  • the connection terminal 141 is a base portion 145 (see FIGS. 9 and 11) embedded in the terminal holding portion 142, and a bus bar connection as a bus bar connection portion exposed from the terminal holding portion 142 and extending toward the bus bar unit 15 side.
  • a plate 146 and an external conducting portion 147 (see FIGS. 9 and 11) exposed from the terminal holding portion 142 and extending toward the opposite side to the bus bar unit 15 are provided.
  • the base portion 145 and the external conducting portion 147 are formed in a rectangular plate shape extending along the x-axis.
  • the bus bar connecting plate 146 has a horizontal portion 146a extending along the x axis from the end of the base portion 145, and a bus bar joint 146b extending upward along the z axis from the end of the horizontal portion 146a. Form an L-shape in side view. That is, between the horizontal part 146a and the bus bar joint part 146b is a bent part 146c bent 90 degrees.
  • the bus bar joint portion 146 b has a contact surface that makes surface contact with the terminal joint portion 151 b of the bus bar 151 described above.
  • the contact surface of the bus bar joint 146 b in surface contact with the terminal joint 151 b is formed to be parallel to the yz plane.
  • the bus bar joint portion 146 b is joined to the terminal joint portion 151 b by welding.
  • the path length of the bus bar connection plate 146 can be made longer as compared with the case where the bent portion is not provided. As a result, it is possible to suppress the influence exerted by the external force generated in the connector 14 on the connection portion between the connection terminal 141 and the bus bar 151, and to reduce the stress generated in the connection portion.
  • the terminal holding portion 142 is formed of a non-conductive resin material or the like, and is formed in a substantially rectangular parallelepiped shape in which the y-axis direction is a longitudinal direction.
  • the mounting portion 143 has a recess into which the mating connector is fitted, and an external conducting portion 147 (see FIGS. 9 and 11) to which the mating terminal of the mating connector is electrically connected is disposed inside.
  • the terminal holding portion 142 includes a pair of belt-like flat plates 190A and 190B facing each other, a pair of connecting plates 148 connecting both ends of the pair of belt-like flat plates 190A and 190B in the y-axis direction, and a pair of connecting plates 148 The plurality of reinforcing plates 149 connecting the strip-like flat plates 190A and 190B to each other and the plurality of embedded portions 144 in which the base portion 145 of the connection terminal 141 is embedded.
  • one belt-like flat plate 190 ⁇ / b> A of the pair of belt-like flat plates 190 ⁇ / b> A and 190 ⁇ / b> B is a decorative board covering the opening 122 b of the cover 12.
  • the connector 14 is fixed to the heat dissipation base 11 by a screw 195. The details of the positioning structure and fixing structure of the connector 14 with respect to the heat dissipation base 11 will be described later.
  • the mounting surface 111 a is formed at a position slightly higher than the peripheral region 111 b around the mounting surface 111 a.
  • the mounting surface 111a and the peripheral region 111b may be formed flush with each other.
  • the flat plate portion 111 is provided with a pair of first positioning protrusions 113 and a single second positioning protrusion 114 protruding upward from the peripheral region 111b.
  • the pair of first positioning protrusions 113 is in the shape of a rectangular flat plate, and is disposed along one side of the mounting surface 111 a extending along the y axis.
  • the single second positioning projection 114 is in the form of a rectangular flat plate, and is disposed along one side extending along the x-axis of the mounting surface 111a.
  • the power substrate 13 is mounted on the mounting surface 111 a and fixed to the heat dissipation base 11 by screws.
  • One side surface of the power substrate 13 extending along the y-axis is formed as a first reference surface 131.
  • One side surface of the power substrate 13 extending along the x-axis is formed as a second reference surface 132.
  • the first positioning protrusion 113 has an x-axis inner contact surface 113 a that contacts the first reference surface 131 of the power substrate 13.
  • the x-axis inner contact surface 113 a and the first reference surface 131 are flat surfaces parallel to the yz plane.
  • the pair of first positioning protrusions 113 abuts on the first reference surface 131 of the power substrate 13 to define the position of the power substrate 13 with respect to the heat dissipation base 11 in the x-axis direction.
  • the x-axis direction is defined based on the power substrate 13, the x-axis direction is a direction orthogonal to the first reference surface 131 of the power substrate 13.
  • the second positioning projection 114 has a y-axis inner abutment surface 114 a that abuts on the second reference surface 132 of the power substrate 13.
  • the y-axis inner contact surface 114 a and the second reference surface 132 are flat surfaces parallel to the xz plane.
  • the single second positioning protrusion 114 abuts on the second reference surface 132 of the power substrate 13 to define the position of the power substrate 13 with respect to the heat dissipation base 11 in the y-axis direction.
  • the y-axis direction is a direction orthogonal to the second reference surface 132 of the power substrate 13, that is, a direction parallel to the first reference surface 131 of the power substrate 13.
  • An example of the procedure for attaching the power substrate 13 to the heat dissipation base 11 is as follows.
  • the first reference surface 131 of the power substrate 13 is brought into contact with each of the x-axis inner contact surfaces 113 a of the pair of first positioning protrusions 113.
  • the power substrate 13 is slid in the y-axis direction while maintaining the first reference surface 131 in contact with the first positioning projection 113.
  • the power substrate 13 is slid until the second reference surface 132 abuts on the y-axis inner contact surface 114 a of the second positioning projection 114.
  • the attachment of the power substrate 13 to the heat dissipation base 11 is completed.
  • the power substrate 13 As described above, by arranging the power substrate 13 such that the first reference surface 131 abuts on the pair of first positioning protrusions 113, positioning of the power substrate 13 with respect to the heat dissipation base 11 in the x-axis direction can be performed easily and accurately. be able to. Furthermore, by arranging the power substrate 13 so that the second reference surface 132 abuts on the second positioning projection 114, the positioning of the power substrate 13 with respect to the heat dissipation base 11 in the y-axis direction can be performed easily and accurately.
  • the bus bar unit 15 is fixed to the power substrate 13.
  • An example of the procedure for attaching the bus bar unit 15 to the power substrate 13 is as follows.
  • the positioning pins 155 of the bus bar unit 15 are fitted into the positioning holes of the power substrate 13, and the pair of pillars 154 are inserted into the pair of holes provided in the power substrate 13.
  • the substrate bonding portion 151 d of the bus bar 151 is soldered to the land of the power substrate 13, and the substrate bonding portion 151 d is bonded to the power substrate 13.
  • the terminal holding portion 142 of the connector 14 is provided with a pair of L-shaped convex portions 180A and 180B that exhibit an L shape when the connecting plate 148 is viewed from the z-axis direction.
  • the L-shaped convex portion 180A protruding from one of the pair of connecting plates 148 is a first flat surface 181 which is a flat surface parallel to the yz plane and a second flat surface 182 which is a flat surface parallel to the xz plane.
  • the L-shaped convex portion 180B protruding from the other of the pair of connecting plates 148 is a first flat surface 181 which is a flat surface parallel to the yz plane and a second flat surface 182 which is a flat surface parallel to the xz plane. And.
  • the first flat surface 181 of the L-shaped convex portions 180A and 180B abuts on the first reference surface 131 of the power substrate 13.
  • the power substrate 13 defines the position of the connector 14 with respect to the heat dissipation base 11 in the x-axis direction by contacting the first flat surface 181 as the first contact surface.
  • the x-axis direction is defined based on the connector 14, the x-axis direction is a direction orthogonal to the first plane 181 of the connector 14.
  • One of the pair of first positioning protrusions 113 of the heat dissipating base 11 described above (the first positioning protrusion 113 on the right side in the figure) abuts on the second flat surface 182 of the L-shaped convex portion 180A of the connector 14 It has a contact surface 113b.
  • the y-axis outer contact surface 113 b is a flat surface parallel to the xz plane.
  • the first positioning projection 113 abuts on a second flat surface 182 as a second contact surface of the L-shaped convex portion 180A of the connector 14 to thereby define the position of the connector 14 with respect to the heat dissipation base 11 in the y-axis direction. .
  • the y-axis direction is a direction orthogonal to the second plane 182 of the connector 14, that is, a direction parallel to the first plane 181 of the connector 14.
  • the L-shaped convex portion 180B of the connector 14 has the same shape as the L-shaped convex portion 180A and has the second flat surface 182, but the pair of first positioning protrusions 113 It does not abut on the other (the first positioning projection 113 on the left side in the figure).
  • the first positioning projection 113 on the right side of the drawing has a function of defining the position of the connector 14 in the y-axis direction with respect to the heat dissipating base 11 in addition to the function of defining the position of the power substrate 13 with respect to the heat dissipating base 11 in the x-axis direction. Therefore, compared to the case where the member for defining the position of the power substrate 13 in the x-axis direction with respect to the heat dissipating base 11 and the member for defining the position of the connector 14 in the y-axis direction with respect to the heat dissipating base 11 are provided separately The manufacturing cost of the control unit 100 can be reduced.
  • the connector 14 is placed on the reinforcing portion 112 a of the support 112 of the heat dissipation base 11 and fixed to the reinforcing portion 112 a by the screw 195.
  • the reinforcing portion 112 a is a protruding portion that protrudes from the column main body in the x-axis direction at the proximal end portion of the support column 112.
  • the upper surface of the reinforcing portion 112 a is a flat surface parallel to the xy plane, and is a positioning surface 112 b that defines the position of the connector 14 in the z-axis direction with respect to the heat dissipation base 11 by abutting on the fixing portion 140 of the connector 14. . That is, the connector 14 is attached in a direction (z-axis direction) orthogonal to the positioning surface 112 b of the heat dissipation base 11.
  • the base end side of the reinforcing portion 112 a is continuous with the flat plate portion 111, and has a function of suppressing deformation of the support column 112 and the heat dissipating base 11. Furthermore, the reinforcing portion 112 a also has a function as a mounting table that defines the position of the connector 14 in the z-axis direction with respect to the heat dissipation base 11 by mounting the connector 14. Therefore, the manufacturing cost of the electronic control unit 100 can be reduced as compared with the case where the reinforcing portion 112 a and the mounting table are provided separately.
  • the fixing portion 140 of the connector 14 is fixed to the reinforcing portion 112 a of the support 112 by the screw 195. As shown in FIGS. 7 and 9, the fixing portion 140 is provided so as to protrude outward in the y-axis direction from the pair of connecting plates 148 of the terminal holding portion 142.
  • the fixing portion 140 is provided with a through hole penetrating in the z-axis direction, and a metal collar 140a is inserted into the through hole.
  • the collar 140a is formed in a cylindrical shape and is fixed so as not to cause displacement in the through hole.
  • the collar 140a is fixed to the through hole, for example, by insert molding. In this case, it is preferable to provide a recess or a protrusion on the outer peripheral surface of the collar 140a so that the collar 140a is not displaced in the through hole.
  • both ends of the collar 140 a protrude from the fixing portion 140.
  • the lower end surface of the collar 140 a abuts on the upper surface (the positioning surface 112 b) of the reinforcing portion 112 a of the support column 112.
  • the shaft portion of the screw 195 is inserted into the inside of the collar 140a.
  • a male screw portion is formed to be screwed to a female screw portion formed on the inner peripheral surface of the screw hole 112c of the reinforcing portion 112a.
  • the screw holes 112 c may not penetrate the heat dissipation base 11 as shown in the drawing, or may penetrate the heat dissipation base 11.
  • An example of the procedure for attaching the connector 14 to the heat dissipation base 11 is as follows. As shown in FIG. 8, the pair of fixing portions 140 of the connector 14 is mounted on the reinforcing portion 112 a of the column 112 which is a mounting table.
  • the first flat surface 181 of the L-shaped convex portions 180A and 180B is brought into contact with the first reference surface 131 of the power substrate 13 fixed to the heat dissipation base 11.
  • the connector 14 is slid in the y-axis direction while maintaining the L-shaped convex portions 180A and 180B in contact with the first reference surface 131.
  • the connector 14 is slid until the second flat surface 182 of the L-shaped convex portion 180A abuts on the y-axis outer side contact surface 113b of the first positioning projection 113 disposed on the right side of the drawing.
  • the screw 195 is passed through the inside of the collar 140a, and the male screw formed at the tip of the screw 195 is screwed into the female screw of the screw hole 112c of the reinforcing portion 112a.
  • the connector 14 is fixed to the reinforcing portion 112 a by the screw 195, the attachment of the connector 14 to the heat dissipation base 11 is completed.
  • terminal junction 151b of bus bar 151 and busbar junction 146b of connection terminal 141 are brought into surface contact with each other to make terminal junction 151b and busbar junction.
  • Join with 146b by welding.
  • the welding method can employ various methods such as TIG welding, laser welding, electron beam welding, and the like.
  • the bus bar 151 and the connection terminal 141 may be joined by another joining method such as adhesion with conductive adhesive or pressure bonding.
  • the metal collar 140 a By mounting the metal collar 140 a on the reinforcing portion 112 a as a metal mounting table, positioning of the connector 14 with respect to the heat dissipation base 11 in the z-axis direction can be performed easily and accurately.
  • the positioning accuracy of the relative position in the z-axis direction between the bus bar joint 146 b of the connection terminal 141 and the terminal joint 151 b of the bus bar 151 can be improved.
  • the front end surface (upper end surface) of the bus bar joint portion 146 b and the front end surface (upper end surface) of the terminal joint portion 151 b can be set substantially flush. Thereby, the welding workability between the end of the bus bar joint 146b and the end of the terminal joint 151b can be improved.
  • the power substrate 13 is positioned in the y-axis direction with respect to the heat dissipation base 11 by the second positioning protrusion 114. Therefore, by positioning the connector 14 in the y-axis direction with respect to the heat dissipation base 11, the relative position between the power substrate 13 and the connector 14 in the y-axis direction can be determined. Thus, the positioning accuracy of the relative position in the y-axis direction between the bus bar joint 146 b of the connection terminal 141 and the terminal joint 151 b of the bus bar 151 can be improved.
  • the screw 195 for fixing the connector 14 to the heat dissipation base 11, the screw for fixing the power substrate 13 to the heat dissipation base 11, and the screw for fixing the control substrate 16 to the heat dissipation base 11 are all z. Arranged parallel to the axis. For this reason, the worker only needs to attach a screw from the upper side of the heat dissipation base 11, so that the workability is good.
  • the electronic control unit 100 is manufactured by a work machine instead of the worker, the electronic control unit 100 can be completed only by access from above in the manufacturing line. Thereby, the manufacturing efficiency can be improved, and the manufacturing cost of the electronic control unit 100 can be reduced.
  • the lower end portion of the belt-like flat plate (decorative plate) 190A is a projecting portion 191 that protrudes below the bottom surfaces of the connection plate 148 and the reinforcing plate 149.
  • the protrusion 191 extends from one connecting plate 148 to the other connecting plate 148.
  • a step is formed at the corner on the upper end side in the thickness direction (z-axis direction) of the flat plate portion 111 of the heat dissipation base 11.
  • the upper surface of the step (hereinafter referred to as the step surface 111c) is located closer to the bottom surface of the flat portion 111 of the heat dissipation base 11 than the mounting surface 111a and the peripheral region 111b of the power substrate 13.
  • the protrusion 191 of the connector 14 and the step surface 111 c of the heat dissipating base 11 are disposed to face each other in the z-axis direction.
  • the position of the connector 14 in the z-axis direction with respect to the heat dissipation base 11 is defined by the reinforcing portion 112 a of the support 112 and the collar 140 a of the fixing portion 140.
  • a gap 199 in the z-axis direction is formed between the peripheral edge region 111 b of the flat plate portion 111 and the bottom surface of the terminal holding portion 142.
  • the projecting portion 191 protrudes from the bottom surface of the terminal holding portion 142 toward the step surface 111 c and covers the gap 199 between the peripheral region 111 b of the flat plate portion 111 and the bottom surface of the terminal holding portion 142.
  • the gap 199 between the peripheral area 111b of the flat plate portion 111 and the bottom surface of the terminal holding portion 142 is configured so as not to be visible from the outside by the protruding portion 191, the appearance can be improved.
  • the projecting portion 191 it is possible to suppress foreign matter such as dust and water droplets from invading the inside of the electronic control unit 100.
  • the protruding portion 191 has a function as a restricting portion which restricts the deformation of the connector 14 and reduces the stress generated in the welded portion 170, in addition to the function of improving the appearance.
  • the position of the connector 14 in the z-axis direction with respect to the heat dissipation base 11 is defined by the reinforcing portion 112 a of the support 112 and the collar 140 a of the fixing portion 140. Therefore, a predetermined gap 198 is formed between the protrusion 191 and the step surface 111c.
  • the dimension D1 of the gap 198 is set to a value as small as possible within the range in which the tolerance can be absorbed, in order to suppress the amount of bending (the amount of deformation) of the connector 14 which is deformed due to the external force acting on the connector 14.
  • an external force F 11 that pulls the connector 14 toward the outside of the electronic control unit 100 or an external force F 12 that pushes the connector 14 downwards is
  • a rotational moment M1 acts on the connector 14 with the boundary portion between the fixing portion 140 and the reinforcing portion 112a in the shaft portion of the screw 195 as a fixing fulcrum P.
  • the connector 14 bends (deforms) counterclockwise in the drawing.
  • the protrusion 191 is not in contact with the step surface 111c when no external force is applied to the connector 14, and contacts the step surface 111c when external forces F11 and F12 are applied to the connector 14 Regulate the deflection of 14
  • the contact area between the connector 14 and the heat dissipation base 11 temporarily increases. Thereby, when external force F11 or external force F12 acts on connector 14, it is possible to reduce the stress generated in welded portion 170 between connection terminal 141 of connector 14 and bus bar 151.
  • the positioning surface 112b of the heat dissipating base 11 on which the fixing portion 140 is mounted is set at a position higher than the mounting surface 111a by a predetermined height.
  • the engagement margin of the screw 195 can be made longer, and the connection strength and stability of the connector 14 to the heat dissipation base 11 can be improved.
  • the projection 191 is between the peripheral area 111 b of the mounting surface 111 a on which the power substrate 13 is mounted and the terminal holder 142 of the connector 14.
  • Has a function of covering the gap 199 of Therefore, it is not necessary to provide a dedicated part having only the function of covering the gap 199 between the peripheral area 111b of the mounting surface 111a and the terminal holding part 142 separately from the restricting part. Therefore, the manufacturing cost of the electronic control unit 100 can be reduced.
  • the terminal holding portion 142 has a first flat surface 181 in direct contact with the first reference surface 131 of the power substrate 13.
  • the first reference surface 131 is parallel to the contact surface of the bus bar 151 in contact with the connection terminal 141. It is formed to be Therefore, by arranging the connector 14 so that the first flat surface 181 of the connector 14 abuts on the first reference surface 131 of the power substrate 13, positioning of the relative position between the power substrate 13 and the connector 14 in the x-axis direction can be achieved. It can be done easily and accurately. That is, the relative position between the bus bar 151 connected to the power substrate 13 and the connection terminal 141 of the connector 14 can be easily and accurately positioned.
  • connection terminal 141 and the bus bar 151 can be improved, the occurrence of welding defects can be reduced when welding the connection terminal 141 and the bus bar 151. Further, since positioning can be easily performed with high accuracy, the number of manufacturing steps of the electronic control unit 100 can be reduced, and the manufacturing cost can be reduced.
  • a projecting portion as a restricting portion that restricts the bending (deformation) of the connector 14 by contacting the heat dissipation base 11 when an external force acts on the connector 14 by inserting and removing the mating connector in the connector 14 191 is provided. Therefore, when an external force is applied to the connector 14, the bending (deformation) of the connector 14 is restricted by the protrusion 191. Thereby, when an external force acts on the connector 14, it is possible to reduce the stress generated in the welded portion 170 which is a connection portion between the connection terminal 141 of the connector 14 and the bus bar 151. When no external force is applied to the connector 14 for inserting and removing the mating connector, the protrusion 191 does not contact the heat dissipation base 11. Therefore, when positioning the connector 14 with respect to the bus bar unit 15, the protrusion 191 does not disturb the positioning operation. That is, the protrusion 191 as the restricting portion does not interfere with the alignment between the connector 14 and the bus bar unit 15.
  • the terminal holding portion 242 is formed longer in the x-axis direction than the terminal holding portion 142 of the first embodiment, and the lower end portion of the strip-like flat plate 190B is configured as the restricting portion 291.
  • the protrusion 191 is provided at a predetermined distance away in the x-axis direction (left in the figure) than the fixed fulcrum P, and the restricting part 291 is predetermined in the other (right in the figure) in the x-axis direction than the fixed fulcrum P It is provided at a distance.
  • a predetermined gap 298 is formed between the restricting portion 291 and the peripheral region 111b.
  • the dimension D2 of the gap 298 is set as small as possible within the range in which the tolerance can be absorbed, in order to suppress the amount of bending (the amount of deformation) of the connector 214 that is deformed due to the external force acting on the connector 214.
  • an external force F21 which pushes the connector 214 toward the inside of the electronic control unit 100 when inserting the mating connector into the connector 214 or an external force F22 which pushes the connector 214 upward acts, as shown in FIG.
  • a rotational moment M2 acts on the connector 214.
  • the connector 214 bends (deforms) clockwise in the figure.
  • the restriction portion 291 of the strip-like flat plate 190B is disposed to face the peripheral region 111b.
  • the restricting portion 291 is not in contact with the peripheral area 111b when no external force is applied to the connector 214, and contacts the peripheral area 111b when external forces F21 and F22 are applied to the connector 214, thereby bending the connector 214. regulate.
  • the contact area between the connector 214 and the heat dissipation base 11 temporarily increases. Thereby, when external force F21 or external force F22 acts on connector 214, it is possible to reduce the stress generated in welded portion 170 which is a connection portion between connection terminal 141 of connector 214 and bus bar 151.
  • the second embodiment in addition to the effects of the first embodiment, even when the external force F21 or the external force F22 acts on the connector 214, it is possible to suppress the bending of the connector 214. That is, according to the second embodiment, when attaching or detaching the mating connector to / from the mounting portion 143, it is possible to restrict the bending of the connector 214 caused by the external force from various directions generated in the connector 214. Thereby, the stress generated in the welding portion 170 which is a connection portion between the connection terminal 141 of the connector 214 and the bus bar 151 can be more effectively reduced.
  • the upper end portion of the belt-like flat plate 190A may be configured as the restricting portion 391.
  • the pair of columns 322 aligned in the y-axis direction is provided with protrusions 322 b protruding inward in the y-axis direction.
  • a restricting portion 391 of a strip-like flat plate 190A which is a decorative plate of the connector 314 is disposed to face the projecting portion 322b. The restricting portion 391 is not in contact with the projecting portion 322b when no external force is applied to the connector 314, and contacts the projecting portion 322b when external forces F21 and F22 are applied to the connector 314, thereby bending the connector 314. regulate.
  • the bus bar connecting plate 446 of the connection terminal 441 of the connector 414 has three bent portions 441a, 441b and 441c.
  • the bus bar connection plate 446 has a step-like shape in a side view.
  • the bus bar connecting plate 446 includes a first extending portion 446a extending from the terminal holding portion 142, a second extending portion 446b extending from a tip end of the first extending portion 446a, and a second extending portion 446b.
  • a third extending portion 446c extending from the tip end and a bus bar joint portion 146b extending from the tip end of the third extending portion 446c.
  • the first extending portion 446 a is provided parallel to the xy plane, and extends from the terminal holding portion 142 toward the first positioning protrusion 113.
  • the second extending portion 446 b is formed by bending the tip end portion of the first extending portion 446 a 90 degrees as the bending portion 441 a.
  • the second extending portion 446 b is provided in parallel to the yz plane, and extends upward from the tip end of the first extending portion 446 a, that is, in a direction away from the flat plate portion 111.
  • the third extending portion 446c is formed by bending the tip end portion of the second extending portion 446b by 90 degrees as the bending portion 441b.
  • the third extending portion 446 c is provided in parallel to the xy plane, and extends from the tip of the second extending portion 446 b toward the terminal bonding portion 151 b of the bus bar 151.
  • the bus bar joint portion 146 b is formed by bending the tip end portion of the third extending portion 446 c as a bending portion 441 c by 90 degrees.
  • the bus bar joint portion 146 b is provided parallel to the yz plane, and extends upward from the tip end of the third extending portion 446 c, that is, in the direction away from the flat plate portion 111.
  • the tip of the bus bar joint 146 b is joined to the terminal joint 151 b of the bus bar 151.
  • the third extending portion 446 c is disposed to pass immediately above the first positioning protrusion 113. That is, by setting the bending portion 441a, which is the boundary between the first extending portion 446a and the second extending portion 446b, between the first positioning projection 113 and the mounting portion 143, the connection terminal 441 and the first positioning projection can be obtained. Interference with 113 is avoided.
  • the bus bar connection plate 446 is provided with a greater number of bent portions than in the first embodiment.
  • the path length of the bus bar connecting plate 446 from the terminal holding portion 142 to the bus bar 151 can be made longer than the path length of the bus bar connecting plate 146 of the first embodiment. It can be absorbed. Therefore, when an external force is generated in connector 414, it is possible to suppress the influence of the bending of connector 414 on weld 170 which is the connection portion between bus bar connection plate 446 and bus bar 151. As a result, it is possible to further reduce the stress generated in weld portion 170 which is a connection portion between bus bar connection plate 446 and bus bar 151.
  • the path length of the bus bar connecting plate 446 can be increased while reducing the dimension in the x-axis direction of the electronic control unit 100. . Furthermore, in the third embodiment, since the bus bar connection plate 446 and the first positioning projection 113 can be arranged to overlap each other when viewed from the z-axis direction, the electronic control unit 100 in the y-axis direction The dimensions can be reduced. That is, according to the third embodiment, the degree of freedom in the arrangement of the connection terminals 441 can be improved.
  • the bus bar connecting plate 446 having a step-like side view is described, but the present invention is not limited to this.
  • the bus bar connection plate 546 of the connection terminal 541 of the connector 514 may be provided with a U-shaped folded portion in a side view.
  • the bus bar connecting plate 546 is bent by 90 degrees from the end of the first extending portion 546a extending from the terminal holding portion 142 toward the first positioning projection 113 and the end of the first extending portion 546a, and extends upward.
  • the third extending portion 546c and the bus bar joint portion 146b bent 90 degrees from the end of the third extending portion 546c and extending upward are provided.
  • the third extending portion 546 c of the connection terminal 541 is disposed to pass immediately above the first positioning protrusion 113. According to such a configuration, the same effects as those of the third embodiment can be obtained.
  • FIG. 17 is a schematic cross-sectional view showing the restricting portion of the connector 14 used in the electronic device according to the first modification.
  • a protrusion 111 d protruding upward from the peripheral region 111 b is provided in the peripheral region 111 b of the mounting surface 111 a of the heat dissipation base 11.
  • the bottom surface of the terminal holding portion 142 of the connector 14 is provided with a recess 691 into which the protrusion 111 d is inserted.
  • the protrusion 111 d is provided to extend in the y-axis direction between the pair of columns 112 disposed on the connector 14 side.
  • the recess 691 extends in the y-axis direction from one connecting plate 148 to the other connecting plate 148.
  • the protrusion 111 d covers the gap 199 between the peripheral region 111 b of the flat plate portion 111 and the bottom surface of the terminal holding portion 142.
  • the recess 691 functions as a restricting portion that restricts the deformation of the connector 14 in the first direction in the counterclockwise direction in the drawing. That is, when the external forces F11 and F12 act on the connector 14, the bottom surface of the recess 691 contacts the tip of the protrusion 111d, whereby the bending of the connector 14 is restricted. According to such a first modification, the same operation and effect as those of the first embodiment can be obtained.
  • Modification 3 Although the said embodiment supports the example which the base which supports a circuit board is formed as the thermal radiation base 11, this invention is not limited to this. The present invention can also be applied to an electronic device in which a circuit board is supported on a support base that does not have a heat dissipation function.
  • a flat surface is provided as a contact surface for contacting the first reference surface 131 of the power substrate 13 with each of the pair of L-shaped convex portions 180A and 180B provided in the terminal holding portion 142 of the connector 14
  • the present invention is not limited thereto.
  • a curved surface (arc surface) exhibiting a semicircular shape in plan view may be provided.
  • the curved surfaces (arc surfaces) provided at two locations of the terminal holding portion 142 abut on the first reference surface 131 of the power substrate 13 to define the relative position between the power substrate 13 and the connector 14. Ru.
  • the power substrate 13 By bringing at least the first reference surface 131 of the power substrate 13 into contact with the first flat surface 181 of the connectors 14, 214, 314, 414, 514, the power substrate 13 and the connectors 14, 214, 314, 414, 514 Positioning of the relative position of can be performed with high accuracy.
  • the method of positioning the power substrate 13 with respect to the heat dissipation base 11 is not limited to the above embodiment.
  • the power substrate 13 may be positioned with respect to the heat dissipating base 11 based on the mark attached to the heat dissipating base 11, and the power substrate 13 may be fixed to the heat dissipating base 11 with a screw.
  • Modification 12 Although the said embodiment demonstrated the electronic control unit 100 provided with two circuit boards, this invention is not limited to this.
  • the present invention may be applied to an electronic device provided with a single circuit board having the functions of the power board 13 and the control board 16.
  • the electronic control unit 100 as an electronic device includes a heat dissipation base 11 as a base, a power board 13 as a first circuit board fixed to the heat dissipation base 11, a bus bar unit 15 fixed to the power board 13, and a bus bar unit Connectors 14, 214, 314, 414, 514 electrically connected to the power substrate 13 via the connector 15, and the connectors 14, 214, 314, 414, 514 have connection terminals 141, 441, 541, respectively.
  • the bus bar unit 15 has a terminal holding portion 142, 242 for holding the connection terminals 141, 441, 541.
  • the bus bar unit 15 has one end connected to the power substrate 13 and the other end connected to the connection terminals 141, 441, 541.
  • first flat surface 181 as a first contact surface to be in contact with the first reference surface 131 as a reference surface of the power substrate 13, and the first reference surface 131 contacts the connection terminals 141, 441, 541 It is formed to be parallel to the contact surface of bus bar 151.
  • the heat dissipating base 11 has a flat plate portion 111 and a first positioning projection 113 projecting from the flat portion 111.
  • the first positioning projection 113 is orthogonal to the first reference surface 131.
  • the position of the power substrate 13 with respect to the heat dissipation base 11 in the x-axis direction, which is the first direction to be performed, is defined.
  • the first positioning protrusion 113 of the heat dissipation base 11 can easily position the power substrate 13 with respect to the heat dissipation base 11 in the x-axis direction.
  • the heat dissipation base 11 has a second positioning protrusion 114 protruding from the flat plate portion 111, and the second positioning protrusion 114 is in the y-axis direction which is a second direction parallel to the first reference surface 131.
  • the position of the power substrate 13 with respect to the heat dissipation base 11 is defined.
  • the second positioning protrusion 114 of the heat dissipation base 11 can easily position the power substrate 13 with respect to the heat dissipation base 11 in the y-axis direction.
  • the electronic control unit 100 has a second flat surface 182 as a second contact surface in which the connectors 14, 214, 314, 414, 514 contact the first positioning protrusion 113, and the second positioning flat surface 113
  • the contact with the contact 182 defines the position in the y-axis direction.
  • the connectors 14, 214, 314, 414, 514 with respect to the heat dissipating base 11 It has the function of defining the position. Therefore, a member defining the position of the power substrate 13 in the x-axis direction with respect to the heat dissipating base 11 and a member defining the position of the connectors 14, 214, 314, 414, 514 in the y-axis direction with respect to the heat dissipating base 11 are separately provided.
  • the manufacturing cost of the electronic control unit 100 can be reduced as compared to the case where the electronic control unit 100 is provided.
  • the heat dissipating base 11 has a mounting table (reinforcement portion 112a) made of metal, and a fixing portion in which the connectors 14, 214, 314, 414, 514 are fixed to the mounting table (reinforcement portion 112a)
  • the connector 14, 214, 314, 414, 514 has the collar 140 a mounted on the mounting table (the reinforcing portion 112 a), whereby the position in the z-axis direction is defined.
  • the connectors 14, 214, 314, 414, 514 can be accurately positioned in the z-axis direction. it can.
  • the electronic control unit 100 has a support 112 for supporting the second circuit board (control board 16) different from the first circuit board (power board 13) in the heat dissipation base 11.
  • the second circuit board (control board 16) is supported by the pillars 112, and the first circuit board (power board 13) and the second circuit board (control board 16) overlap in the extending direction of the pillars 112.
  • the size of the electronic control unit 100 in the direction orthogonal to the extending direction of the support 112 can be reduced.
  • a reinforcing portion 112a which is a projecting portion protruding laterally from the column main body of the column 112, is used as a mounting table.
  • the reinforcing portion 112a that protrudes laterally from the column main body has a function of suppressing the bending of the support and the heat dissipation base 11, and as a mounting table to which the connectors 14, 214, 314, 414, 514 are fixed. It has a function. Therefore, the manufacturing cost of the electronic control unit 100 can be reduced as compared with the case where the reinforcing portion 112 a and the mounting table are provided separately.
  • connection terminals 141, 441, 541 have bus bar connection plates 146, 446, 546 as bus bar connection portions connected to the bus bars 151, and the bus bar connection plates 146, 446, 546 are bent portions 146c, 441a, 441b, 441c.
  • the path lengths of the bus bar connection plates 146, 446, 546 can be made longer. This suppresses the influence exerted by the external force generated on connectors 14, 214, 314, 414, 514 on the connection portion (welding portion 170) between connection terminals 141, 441, 541 and bus bar 151, and this connection portion (welding portion 170). Stress) can be reduced.
  • connection terminals 441 and 541 are bent from the first extending portions 446a and 546a extending from the terminal holding portion 142 toward the first positioning projection 113 and the first extending portions 446a and 546a.
  • a third extending portion 446c extending from the second extending portions 446b and 546b extending in a direction away from the flat plate portion 111 and from the second extending portions 446b and 546b and passing immediately above the first positioning projection 113.
  • 546 c, and a bus bar joint 146 b extending from the third extension 446 c, 546 c and joined to the bus bar 151.
  • connection terminals 441 and 541 when the connection terminals 441 and 541 are disposed immediately above the first positioning projection 113, the connection terminals 441 and 541 can avoid interference with the first positioning projection 113. Since the connection terminals 441 and 541 can be disposed immediately above the first positioning projection 113, the degree of freedom in the arrangement of the connection terminals 441 and 541 can be improved.
  • the restricting portions (191, 291, 391 When the connectors 14, 214, 314, 414, 514 and the bus bar unit 15 are electrically connected by preventing the contact 691) from contacting the heat dissipation base 11, the connectors 14, 214, 314, 414, 514 The restriction portions (191, 291, 391, 691) do not interfere with the alignment between the connectors 14, 214, 314, 414, 514 and the bus bar unit 15.
  • the restriction portions (191, 291, 391, 691) of the connectors 14, 214, 314, 414, 514 release the heat radiation base 11.
  • Contact with the connector 14 can reduce stress applied to the connection portion (welding portion 170) of the connector 14, 214, 314, 414, 514 and the bus bar unit 15, and can suppress damage to the connection portion (welding portion 170). .

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)
  • Connector Housings Or Holding Contact Members (AREA)

Abstract

L'invention concerne un dispositif électronique (100) comprenant : une base (11) ; une carte de circuit imprimé (13) fixée à la base (11) ; une unité de barre omnibus (15) fixée à la carte de circuit imprimé (13) ; et un connecteur (14) relié à la carte de circuit imprimé (13) par l'intermédiaire de l'unité de barre omnibus (15). Le connecteur (14) comporte une borne de connexion (141) et un support de borne (142). L'unité de barre omnibus (15) comporte une barre omnibus (151) reliée à la carte de circuit imprimé (13) et à la borne de connexion (141), et un élément de maintien (152) de barre omnibus. Le support de borne (142) présente une première surface de butée (181) venant en butée contre une surface de référence (131) de la carte de circuit imprimé (13). La surface de référence (131) est formée de manière à être parallèle à une surface de contact (151) de la barre omnibus, qui vient en contact avec la borne de connexion (141).
PCT/JP2018/032452 2017-09-29 2018-08-31 Dispositif électronique WO2019065091A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017191798A JP2019067627A (ja) 2017-09-29 2017-09-29 電子機器
JP2017-191798 2017-09-29

Publications (1)

Publication Number Publication Date
WO2019065091A1 true WO2019065091A1 (fr) 2019-04-04

Family

ID=65901281

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2018/032452 WO2019065091A1 (fr) 2017-09-29 2018-08-31 Dispositif électronique

Country Status (2)

Country Link
JP (1) JP2019067627A (fr)
WO (1) WO2019065091A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7501423B2 (ja) 2021-03-29 2024-06-18 株式会社富士通ゼネラル インターフェイス盤
JP2023170052A (ja) * 2022-05-18 2023-12-01 株式会社オートネットワーク技術研究所 コネクタ

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1021988A (ja) * 1996-06-27 1998-01-23 Japan Aviation Electron Ind Ltd 電子機器
JP2000150026A (ja) * 1998-11-04 2000-05-30 Sumitomo Wiring Syst Ltd コネクタ及びその取付構造
JP2000323848A (ja) * 1999-05-14 2000-11-24 Fujitsu Ten Ltd 電子機器の組合せ構造
JP2002025714A (ja) * 2000-07-04 2002-01-25 Kel Corp ライトアングルタイプコネクタ
JP2008147238A (ja) * 2006-12-06 2008-06-26 Sony Corp 電子機器および撮像装置
JP2010069516A (ja) * 2008-09-19 2010-04-02 Mitsubishi Electric Corp 電子機器の接続構造
JP2013065695A (ja) * 2011-09-16 2013-04-11 Omron Automotive Electronics Co Ltd 電動機制御装置
JP2013120849A (ja) * 2011-12-07 2013-06-17 Denso Corp 電子装置
JP2015080361A (ja) * 2013-10-18 2015-04-23 日立オートモティブシステムズ株式会社 電子制御装置
JP2016018694A (ja) * 2014-07-09 2016-02-01 イリソ電子工業株式会社 コネクタ

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1021988A (ja) * 1996-06-27 1998-01-23 Japan Aviation Electron Ind Ltd 電子機器
JP2000150026A (ja) * 1998-11-04 2000-05-30 Sumitomo Wiring Syst Ltd コネクタ及びその取付構造
JP2000323848A (ja) * 1999-05-14 2000-11-24 Fujitsu Ten Ltd 電子機器の組合せ構造
JP2002025714A (ja) * 2000-07-04 2002-01-25 Kel Corp ライトアングルタイプコネクタ
JP2008147238A (ja) * 2006-12-06 2008-06-26 Sony Corp 電子機器および撮像装置
JP2010069516A (ja) * 2008-09-19 2010-04-02 Mitsubishi Electric Corp 電子機器の接続構造
JP2013065695A (ja) * 2011-09-16 2013-04-11 Omron Automotive Electronics Co Ltd 電動機制御装置
JP2013120849A (ja) * 2011-12-07 2013-06-17 Denso Corp 電子装置
JP2015080361A (ja) * 2013-10-18 2015-04-23 日立オートモティブシステムズ株式会社 電子制御装置
JP2016018694A (ja) * 2014-07-09 2016-02-01 イリソ電子工業株式会社 コネクタ

Also Published As

Publication number Publication date
JP2019067627A (ja) 2019-04-25

Similar Documents

Publication Publication Date Title
US20190297720A1 (en) Circuit assembly
US8885344B2 (en) Semiconductor device
US8929079B2 (en) Electronic control device
US7244141B2 (en) Electric connector box
US20050221640A1 (en) Electrical connector box
US8530759B2 (en) Electronic apparatus
WO2016002748A1 (fr) Boîte de jonction électrique
JP2013130518A (ja) 電流検出装置
US7819707B2 (en) Electrical connection structure
WO2019065091A1 (fr) Dispositif électronique
US9030811B2 (en) Electronic device chassis and electronic device
JP4556651B2 (ja) 電子制御装置、電子制御装置付電動機
JP2016015821A (ja) 電気接続箱
JP4775766B2 (ja) モータ制御装置
WO2019065090A1 (fr) Dispositif électronique
JP4547986B2 (ja) 電子ユニット、車両用駆動装置および車両
CN113228440A (zh) 电连接箱
JP2003086970A (ja) 電動機の駆動回路およびその組立方法
JPWO2019225188A1 (ja) コンデンサ
JP5171866B2 (ja) 電子機器装置
JP2005269867A (ja) 回路構成体及び電気接続箱
US20240249900A1 (en) Circuit assembly
JP7026865B1 (ja) パワーモジュール
WO2022172748A1 (fr) Boîte de jonction électrique
JP6854874B1 (ja) 電力変換装置

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 18862912

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 18862912

Country of ref document: EP

Kind code of ref document: A1