WO2016147737A1 - 電子制御装置 - Google Patents

電子制御装置 Download PDF

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Publication number
WO2016147737A1
WO2016147737A1 PCT/JP2016/053503 JP2016053503W WO2016147737A1 WO 2016147737 A1 WO2016147737 A1 WO 2016147737A1 JP 2016053503 W JP2016053503 W JP 2016053503W WO 2016147737 A1 WO2016147737 A1 WO 2016147737A1
Authority
WO
WIPO (PCT)
Prior art keywords
guide
insertion guide
circuit board
control device
hole
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2016/053503
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
金子　進
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Astemo Ltd
Original Assignee
Hitachi Automotive Systems Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Automotive Systems Ltd filed Critical Hitachi Automotive Systems Ltd
Priority to US15/552,457 priority Critical patent/US10375841B2/en
Priority to CN201680016344.9A priority patent/CN107409468B/zh
Priority to DE112016001252.7T priority patent/DE112016001252B4/de
Publication of WO2016147737A1 publication Critical patent/WO2016147737A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/32—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
    • B60T8/34—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition
    • B60T8/36—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition including a pilot valve responding to an electromagnetic force
    • B60T8/3615—Electromagnetic valves specially adapted for anti-lock brake and traction control systems
    • B60T8/3675—Electromagnetic valves specially adapted for anti-lock brake and traction control systems integrated in modulator units
    • B60T8/368—Electromagnetic valves specially adapted for anti-lock brake and traction control systems integrated in modulator units combined with other mechanical components, e.g. pump units, master cylinders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
    • B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
    • B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
    • B60R16/0231—Circuits relating to the driving or the functioning of the vehicle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/32—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
    • B60T8/34—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition
    • 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
    • H01R12/7005—Guiding, mounting, polarizing or locking means; Extractors
    • 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
    • H05K5/00—Casings, cabinets or drawers for electric apparatus
    • H05K5/0026—Casings, cabinets or drawers for electric apparatus provided with connectors and printed circuit boards [PCB], e.g. automotive electronic control units
    • H05K5/0047—Casings, cabinets or drawers for electric apparatus provided with connectors and printed circuit boards [PCB], e.g. automotive electronic control units having a two-part housing enclosing a PCB
    • H05K5/006—Casings, cabinets or drawers for electric apparatus provided with connectors and printed circuit boards [PCB], e.g. automotive electronic control units having a two-part housing enclosing a PCB characterized by features for holding the PCB within the housing
    • 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
    • H05K5/00—Casings, cabinets or drawers for electric apparatus
    • H05K5/0026—Casings, cabinets or drawers for electric apparatus provided with connectors and printed circuit boards [PCB], e.g. automotive electronic control units
    • H05K5/0065—Casings, cabinets or drawers for electric apparatus provided with connectors and printed circuit boards [PCB], e.g. automotive electronic control units wherein modules are associated together, e.g. electromechanical assemblies, modular structures
    • 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
    • H05K5/00—Casings, cabinets or drawers for electric apparatus
    • H05K5/02—Details
    • H05K5/0247—Electrical details of casings, e.g. terminals, passages for cables or wiring
    • 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
    • H05K3/00—Apparatus or processes for manufacturing printed circuits
    • H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
    • H05K3/306—Lead-in-hole components, e.g. affixing or retention before soldering, spacing means

Definitions

  • the present invention relates to an electronic control device in which electronic components such as a solenoid coil are arranged on the case side.
  • an electronic control device for vehicle brake control described in Patent Document 1 For example, an electronic control device for vehicle brake control described in Patent Document 1 is known.
  • the electronic control device of Patent Document 1 performs operation control of an electromagnetic switching valve, a motor, and the like for anti-lock brake control and the like, a coil carrier that houses a plurality of coils of the electromagnetic switching valve, and an electromagnetic switching valve And a circuit board provided with a circuit for driving, and these are accommodated in a housing.
  • the coil carrier has a box shape with an open side surface, and eight coils are accommodated therein. Further, eight insertion holes through which the coil terminals are inserted are formed in the top surface of the coil carrier facing the circuit board. Each coil has two terminals, and these two terminals are arranged in the coil carrier so as to pass through one insertion hole. The terminal penetrates the top surface through the insertion hole from the side in which the coil is accommodated, is inserted into a through hole formed in the circuit board, and the coil is fixed to the circuit board by soldering the tip portion. Yes.
  • An electronic control device includes a synthetic resin case and a circuit board fixed to the case.
  • the case has a first surface facing the circuit board and a second surface on the opposite side.
  • the terminal of the electronic component arranged on the second surface passes through the case and is fixed to the through hole of the circuit board.
  • An insertion guide is formed on the first surface so as to protrude from the first surface toward the circuit board.
  • a guide hole into which a terminal is inserted is formed in the top wall of the insertion guide. Has been.
  • the terminals of the electronic components arranged in the case can be smoothly inserted into the through holes of the circuit board, and the assembly workability is improved. Can be improved.
  • FIG. 1 is an exploded perspective view schematically showing an electronic control device according to the present invention.
  • the perspective view of the case of the electronic controller which concerns on this invention.
  • FIG. 4 is a cross-sectional view of the electronic control device taken along line AA in FIG. 3.
  • the perspective view of the 1st insertion guide concerning the present invention. Sectional drawing of the 1st insertion guide along the BB line of FIG.
  • FIG. 4 is a cross-sectional view of the electronic control unit along the line CC in FIG. 3 and shows a first insertion guide.
  • the perspective view of the 1st insertion guide in the state where the terminal is inserted.
  • the perspective view of the 2nd insertion guide which concerns on this invention.
  • FIG. 4 is a cross-sectional view of a second insertion guide along the line DD in FIG. 3.
  • the perspective view of the insertion guide plate which concerns on this invention.
  • Sectional drawing similar to FIG. 4 which shows an insertion guide plate and a 2nd insertion guide.
  • an electronic control device 1 that constitutes a side slip prevention device (ESC) of a vehicle.
  • ESC side slip prevention device
  • the electronic control device 1 includes a case 2 made of synthetic resin, a circuit board 3 attached to the case 2, and a circuit board 3. And a cover 4 attached to the case 2 so as to cover it.
  • the case 2 formed in a substantially rectangular shape includes a peripheral wall portion 6 erected in a vertical direction so as to surround four sides on the upper surface side of a hydraulic unit (not shown), and the second case 2.
  • a flat bottom wall 7 extending between the first side part 2a and the second side part 2b, and projecting laterally from the peripheral wall part 6 on the first side part 2a side.
  • a substantially rectangular connector portion 8 provided.
  • An engaging portion 9 rising toward the cover 4 is provided on the outer edge of the case 2.
  • flange portions 10 are formed along the outer periphery of the lower end portion of the peripheral wall portion 6 having a shape corresponding to the hydraulic unit, and the case 2 is hydraulically connected to the four corners of the peripheral wall portion 6.
  • a bolt insertion hole 10a through which a bolt for screwing to the unit is inserted is formed in the vertical direction.
  • the bottom wall 7 includes an upper surface (first surface in the present invention) 7a facing the circuit board 3 and a lower surface (second surface in the present invention) located on the opposite side. ) 7b, and snap fit portions 11 for holding the circuit board 3 are erected on the upper surface 7a at four positions along the engaging portion 9, respectively. Furthermore, both sides of the snap fit portion 11 erected on the front portion 2c and the rear portion 2d of the case 2 and one side of the snap fit portion 11 erected on the second side portion 2b (the rear portion 2d side) ), A support piece 12 for supporting the circuit board 3 from below is erected. In addition, one support piece 12 is erected at a corner defined between the rear part 2d and the second side part 2b.
  • first insertion guides 30 and four second insertion guides 50 described later are formed on the bottom wall portion 7 so as to protrude from the upper surface 7a toward the circuit board 3 side.
  • each accommodating a solenoid coil 15 (electronic component in the present invention) of an electromagnetic switching valve are defined as rectangular recesses.
  • the solenoid coil 15 has a cylindrical portion 15c between rectangular end portions 15a and 15b, around which a coil 15d is wound, and two terminals 18 project from one side.
  • the terminal 18 of the solenoid coil 15 disposed in the coil housing portion 16 penetrates the bottom wall portion 7 and protrudes from the top portions of the insertion guides 30 and 50.
  • a plurality of terminal groups 21 connected to the power connector, the motor connector, and the signal connector penetrate the bottom wall portion 7 and protrude from the upper surface 7a (see FIG. 2).
  • a motor post 22 that electrically connects the circuit board 3 and a motor (not shown) is provided on the lower surface 7b.
  • the circuit board 3 made of a resin substrate or a metal substrate is formed in a substantially rectangular thin plate shape along the outer shape of the case 2, and a plurality of electronic components 25 including a microcomputer are provided. It is mounted and a circuit pattern is formed. Further, a large number of connector terminal holes are formed in the circuit board 3, and terminals such as the terminal group 21 are inserted into these holes and connected by soldering.
  • the circuit board 3 is formed with a plurality of (for example, 20) through holes 3a through which the terminals 18 of the solenoid coil 15 are inserted. The terminal 18 is inserted through the through hole 3a and fixed to the circuit board 3 by soldering.
  • the circuit board 3 configured as described above is placed on the support piece 12, and the claw portion provided at the upper end of the snap fit portion 11 is used to press the peripheral edge portion of the upper surface 3b. It is clamped between them and attached to the case 2.
  • the synthetic resin or metal cover 4 is formed in a substantially rectangular shape along the outer shape of the case 2, and as shown in FIG. 1, the outer peripheral portion 4 a and a plane that covers one end surface of the outer peripheral portion 4 a. It is comprised from the shape-like cover part 4b. A flange portion 4 c that protrudes outward is formed on the periphery of the end portion of the outer peripheral portion 4 a in the cover 4.
  • the cover 4 is attached to the case 2 by a predetermined method with the flange portion 4c abutting against the engaging portion 9 of the case 2.
  • a metal cover 4 may be used.
  • One first insertion guide 30 corresponds to one solenoid coil 15 and is used to guide the two terminals 18 of each solenoid coil 15.
  • two first insertion guides 30 are provided on the upper surface 7 a, and these first insertion guides 30 are arranged corresponding to the positions of the solenoid coils 15,
  • the case 2 is disposed so as to face each other at a position closer to the rear part 2d than an intermediate position between the front part 2c and the rear part 2d.
  • each first insertion guide 30 rises vertically in a convex shape from the upper surface 7 a toward the circuit board 3, and has a flat top wall 34, and from the upper surface 7 a to the top wall 34. And a peripheral wall 36 extending in the vertical direction. That is, the first insertion guide 30 has a flat cylindrical shape so as to surround the two terminals 18.
  • the peripheral wall 36 includes a front surface portion 36a toward the coil center, a back surface portion 36b toward the coil outer periphery side, and a pair of side surface portions 36c that connect the two.
  • the top wall 34 has an elongated shape, and circular guide holes 40 through which the terminals 18 are inserted are formed at both ends in the longitudinal direction.
  • the interval between the two guide holes 40 is set according to the interval between the two inserted terminals 18.
  • the guide hole 40 has a tapered shape in which the outer side (top surface side) has a small diameter in order to facilitate insertion of the terminal 18.
  • the inner diameter of the small diameter portion of the guide hole 40 is set smaller than the inner diameter of the through hole 3a.
  • Each guide groove 42 communicates with the coil housing portion 16 and extends in the vertical direction so as to be continuous with the guide hole 40.
  • the width of each guide groove 42 is substantially the same as the inner diameter of the large diameter portion of the guide hole 40.
  • the first insertion guide 30 has an inverted L-shaped cross section that is open toward one side in the cross section along the guide groove 42.
  • the opening 44 is continuous with the guide groove 42, and therefore a part of the guide groove 42 is opened through the opening 44.
  • each first insertion guide 30 In the bottom wall portion 7 on the side of the back surface portion 36b of each first insertion guide 30, two rectangular opening portions 46 communicating with the coil housing portion 16 are formed.
  • the opening 46 is continuous with the opening 44 and the guide groove 42, and extends outward from both longitudinal ends of the first insertion guide 30.
  • a substantially circular opening 48 that opens to the coil housing portion 16 is formed in the bottom wall portion 7 on the front surface portion 36a side.
  • the back surface portion 36b has a flat shape, whereas the front surface portion 36a has a recessed central portion along the outer edge of the opening 48.
  • the height of the first insertion guide 30 is set so that the top wall 34 does not interfere with a solder fillet (not shown) formed on the lower surface 3c (see FIG. 7) when the circuit board 3 is assembled to the case 2. ing. It is desirable that the top wall 34 is close to the lower surface 3c as long as it does not interfere with the solder fillet. In this embodiment, the height of the solder fillet is, for example, about 0.5 mm.
  • FIG. 8 shows a state where the terminal 18 is inserted into the first insertion guide 30.
  • the terminal 18 passes through the guide groove 42, and the distal end portion 18 a protrudes from the first insertion guide 30 through the guide hole 40. Further, the base portion 18 b of the terminal 18 protrudes upward from the opening portion 46, and the bent portion 18 c protrudes laterally from the opening portion 44.
  • the first insertion guide 30 guides the terminals 18 of one solenoid coil 15, whereas the second insertion guide 50 guides the terminals 18 of the two solenoid coils 15.
  • the insertion guide 50 has a structure in which two first insertion guides 30 are combined. That is, it is configured as a rectangular projection having a size substantially corresponding to two of the first insertion guides 30.
  • each second insertion guide 50 is provided on the upper surface 7 a, and these four second insertion guides 50 are arranged corresponding to the position of the solenoid coil 15.
  • the first side part 2a and the second side part 2b are arranged in a line at a predetermined distance from each other at a position near the front part 2c.
  • eight coil housing portions 16 are arranged in two rows in the form of “2 ⁇ 4”, and each second insertion guide 50 has a pair of adjacent coil housing portions 16. Located between.
  • the pair of solenoid coils 15 are arranged such that one side surface on which the terminals 18 are disposed is back-to-back, and a total of four terminals 18 of the pair of solenoid coils 15 constitute one second insertion guide. 50 is inserted.
  • one of the pair of solenoid coils 15 that are back to back is distinguished as a solenoid coil 15A, and the other is distinguished as a solenoid coil 15B.
  • each second insertion guide 50 rises in a substantially square convex shape from the upper surface 7 a toward the circuit board 3, and has a flat top wall 54 and from the upper surface 7 a to the top wall 54. And a peripheral wall 56 extending in the vertical direction.
  • the peripheral wall 56 includes a first front surface portion 56a toward the center of one solenoid coil 15A (see FIG. 12), a second front surface portion 56b toward the center of the other solenoid coil 15B (see FIG. 12), and both. And a pair of side surface portions 56c to be connected.
  • the top wall 54 has a substantially square shape, and circular guide holes 60 through which the terminals 18 are inserted are formed at the four corners.
  • the distance between the two guide holes 60 located on the first front surface portion 56a side and the distance between the two guide holes 60 located on the second front surface portion 56b side are respectively between the two terminals 18 to be inserted. It is set according to the interval.
  • the guide hole 60 has a tapered shape in which the outer side (top surface side) has a small diameter in order to facilitate insertion of the terminal 18, and the inner diameter of the small diameter portion of the guide hole 60 is as follows. It is set smaller than the inner diameter of the through hole 3a.
  • Each guide groove 62 communicates with the coil housing portion 16 and extends in the vertical direction so as to be continuous with the guide hole 60.
  • the width of each guide groove 62 in the side surface portion 56 c direction is substantially the same as the inner diameter of the large diameter portion of the guide hole 60.
  • the four guide grooves 62 are independent from each other.
  • two substantially rectangular openings 64 formed at both ends on the upper surface 7a side are formed in each of the pair of side surface portions 56c.
  • the openings 64 are continuous with the guide grooves 62, and therefore a part of each guide groove 62 is opened through the openings 64.
  • the guide groove 62 on the first front surface portion 56a side corresponding to the solenoid coil 15A and the guide groove 62 on the second front surface portion 56b side corresponding to the solenoid coil 15B are asymmetrical to each other. 12, the guide groove 62 corresponding to the terminal 18B has a relatively thin cylindrical shape, whereas the guide groove 62 corresponding to the terminal 18A has a dimension in the direction along the line DD in FIG. Has become a big thing.
  • two opening portions 66 that are continuous with the opening portion 64 and the guide groove 62 are formed in the bottom wall portion 7 on both side surface portions 56 c side of the second insertion guide 50.
  • Each opening 66 communicates with the coil accommodating portion 16 and extends outward from the side surface portions 56c.
  • the bottom wall portion 7 has a substantially circular opening 68 opened to the coil housing portion 16. Are each formed with an opening.
  • the side surface portions 56 c and the second front surface portion 56 b are planar, whereas the first front surface portion 56 a is recessed at the center along the outer edge of the opening 68.
  • the height of the second insertion guide 50 is the same as the height of the first insertion guide 30, and the top wall 54 is formed on the lower surface 3 c when the circuit board 3 is assembled to the case 2. It is set not to interfere with the fillet. It is desirable that the top wall 54 be close to the lower surface 3c as long as it does not interfere with the solder fillet.
  • FIG. 11 shows a state in which a total of four terminals 18 (18A, 18B) of the pair of solenoid coils 15 are inserted into the second insertion guide 50.
  • the terminal 18 passes through the guide groove 62, and the tip end portion 18 a passes through the guide hole 60 and protrudes from the second insertion guide 50. Further, the base 18 b of the terminal 18 protrudes upward from the opening 66 and protrudes laterally from the opening 64.
  • the terminal 18 of the solenoid coil 15 accommodated below the first insertion guide 30 passes through the bottom wall portion 7 and passes through the guide groove 42 from the bottom portion of the first insertion guide 30. It is inserted into the insertion guide 30. Next, the terminal 18 is guided to the guide hole 40 by the guide groove 42, and protrudes from the first insertion guide 30 through the guide hole 40.
  • the terminal 18 of the solenoid coil 15 accommodated below the second insertion guide 50 passes through the bottom wall portion 7, and guides 62 from the bottom of the second insertion guide 50. And inserted into the second insertion guide 50.
  • the terminal 18 is guided to the guide hole 60 by the guide groove 62, and protrudes from the second insertion guide 50 through the guide hole 60. Since the circuit board 3 is disposed close to the top walls 34 and 54, and the guide holes 40 and 60 and the through holes 3a are aligned, the terminals 18 protruding from the first insertion guide 30 and the second insertion guide 50 are respectively It is guided to the through hole 3a and inserted into the through hole 3a.
  • the insertion guides 30 and 50 are raised from the upper surface 7a of the bottom wall portion 7 to the vicinity of the circuit board 3, and the guide holes 40 and 60 are formed in the top walls 34 and 54.
  • the terminal 18 can be easily inserted into the through hole 3a of the circuit board 3.
  • the bent portion 18c of the terminal 18 is located on the side from the opened portion of the insertion guide 30. Can be protruded in the direction.
  • the insertion guides 30 and 50 have guide grooves 42 and 62 formed so as to surround the three sides of the terminal 18, and the guide holes 40 and 40 are continuous with the guide grooves 42 and 62. Since 60 is formed, the terminal 18 can be guided to the guide holes 40 and 60 by passing the guide grooves 42 and 62.
  • the pair of guide holes 40 are formed in the top wall 34 of the insertion guide 30, and the pair of terminals 18 of one solenoid coil 15 can be inserted into the guide holes 40, respectively.
  • the pair of terminals 18 can be easily inserted into the through hole 3 a of the circuit board 3.
  • two pairs of guide holes 60 are formed in the top wall 54 of the second insertion guide 50, and the terminal 18 is guided while the back surfaces of the two solenoid coils 15 are in contact with each other. Since it can be inserted into the hole 60, the two solenoid coils 15 can be arranged closer to each other, and molding is easier than molding the insertion guides corresponding to one solenoid coil 15 separately.
  • the insertion guides 30 and 50 are set to have a height so as not to interfere with the solder fillet on the circuit board 3, and there is no hindrance to the surface mounting of other electronic components, and the circuit Since the substrate 3 and the top walls 34 and 54 are close to each other, the terminal 18 can be easily inserted into the through hole 3a.
  • an insertion guide plate 70 is used in addition to the first insertion guide 30 and the second insertion guide 50.
  • the synthetic resin insertion guide plate 70 made of a rectangular thin plate has a length that covers the top walls 54 of the four second insertion guides 50, and extends in the front-rear direction of the top walls 54.
  • a pair of second positioning pins 72 that are positioning portions for the case 2 and an insertion guide plate that have substantially the same width as the width
  • the first positioning pins 71 used for positioning the insertion guide plate 70 with respect to the circuit board 3 are respectively disposed at both ends of the insertion guide plate 70 and are perpendicular to the upper surface 70a facing the circuit board 3 side. Protrudes in the direction.
  • the second positioning pins 72 used for positioning the circuit board 3 with respect to the second insertion guide 50, that is, the case 2 are disposed coaxially with the first positioning pins 71 at both ends of the insertion guide plate 70. It protrudes in the vertical direction from the lower surface 70b on the second insertion guide 50 side. Both the first positioning pin 71 and the second positioning pin 72 have a cylindrical shape.
  • the fixed hook 73 is positioned inside the pair of first positioning pins 71 and protrudes from the upper surface 70a in the vertical direction. As shown in FIG. 14, the position of the fixing hook 73 is set so as to be positioned above the two second insertion guides 50 positioned inside when the insertion guide plate 70 is attached.
  • Each fixing hook 73 includes a claw portion 73a formed at the tip and a base portion 73b.
  • the claw portion 73a has a mountain shape whose upper surface and lower surface are inclined so as to engage with the circuit board 3, and the neck portion 73b has a rectangular cross section.
  • the pair of fixing hooks 73 oppose each other with the tops of the claw portions 73a facing inward.
  • each guide hole 74 for guiding the terminals 18 is formed in the insertion guide plate 70 around the positioning pins 71 and 72 and the fixing hook 73, respectively. As shown in FIG. 14, when the insertion guide plate 70 is attached, each guide hole 74 is positioned immediately below the through hole 3 a and positioned directly above the guide hole 60 of the second insertion guide 50. Is arranged. Further, as shown in FIG. 15, each guide hole 74 has a tapered shape with a small diameter on the upper surface 70 a side in order to facilitate insertion of the terminal 18.
  • the insertion guide plate 70 is formed with a plurality of through holes 75 through which terminals of other electronic components are inserted.
  • the circuit board 3 has two rectangular through holes 76 into which the fixing hooks 73 are inserted and two circular through holes into which the first positioning pins 71 are inserted.
  • a hole 77 is formed as an opening.
  • Each of the through holes 76 and 77 is disposed substantially at the center of the four through holes 3 a corresponding to the second insertion guides 50.
  • positioning holes 78 into which the second positioning pins 72 are inserted are formed in the two second insertion guides 50 positioned on the outside.
  • Each positioning hole 78 is disposed in the center of the top wall 54 and extends in the vertical direction independently of the guide groove 62.
  • the first positioning pin 71 is inserted into the through hole 77, the fixing hook 73 is inserted into the through hole 76, and the lower surface of the claw portion 73 a is engaged with the upper surface 3 b of the circuit board 3. By combining, it is fixed to the circuit board 3.
  • the second positioning pins 72 are inserted into the positioning holes 78, whereby the insertion guide plate 70 and thus the circuit board 3 are positioned with respect to the second insertion guide 50, that is, the case 2.
  • the circuit board 3 is attached to the case 2 by the snap fit portion 11.
  • the insertion guide plate 70 has the upper surface 70a and the lower surface 3c of the circuit board 3 in close contact with each other, and the lower surface 70b and the top surface of the second insertion guide 50 are in close contact with each other. 2 between the insertion guides 50.
  • the terminal 18 inserted into the second insertion guide 50 is guided to the guide hole 60 by the guide groove 62 and protrudes from the second insertion guide 50 through the guide hole 60.
  • the insertion guide plate 70 is closely arranged between the circuit board 3 and the second insertion guide 50, and the guide hole 60, the guide hole 74, and the through hole 3 a are aligned, so that the terminal 18 protruding from the second insertion guide 50. Is guided to the through hole 3a by the guide hole 74 and is inserted through the through hole 3a.
  • the terminal 18 can be inserted into the through hole 3a more easily. Furthermore, since the guide hole 74 has a tapered shape with a small diameter on the circuit board 3 side, the terminal 18 can be inserted into the guide hole 74 more easily.
  • the present invention is applied to an electronic control device for a skid prevention device (ESC).
  • ESC skid prevention device
  • the present invention is not limited to this, and the present invention may be applied to other electronic control devices. .
  • the two first insertion guides 30 and the four second insertion guides 50 are provided on the bottom wall portion 7, but the number of the insertion guides 30 and 50 is not limited to the above number.
  • the shapes of the insertion guides 30 and 50 and the shapes of the guide holes 40, 60 and 74 and the through holes 76 and 77 are not limited to the shapes of the above-described embodiments, and may be other shapes.
  • the insertion guide plate 70 is applied to the second insertion guide 50, but it can also be applied to the first insertion guide 30.
  • the electronic control device includes a synthetic resin case and a circuit board fixed to the case, and the case includes a first surface facing the circuit board, a second surface on the opposite side, The terminal of the electronic component disposed on the second surface penetrates the case and is fixed to the through hole of the circuit board.
  • An insertion guide is formed on the first surface so as to protrude from the first surface toward the circuit board.
  • a guide hole into which the terminal is inserted is inserted into the top wall of the insertion guide. Is formed as an opening.
  • the insertion guide includes the top wall and a peripheral wall extending from the first surface to the top wall, and has an inverted L-shaped cross section opened toward one side. Is formed.
  • the terminal of the electronic component is bent so as to protrude laterally from the opened portion of the insertion guide.
  • the insertion guide has a groove formed so as to surround three sides of the terminal, and the guide hole is formed continuously with the groove. Has been.
  • a pair of guide holes are formed in the top wall of the insertion guide, and a pair of terminals of one electronic component are respectively formed in the guide holes. Inserted.
  • two pairs of guide holes are formed in the top wall of the insertion guide, and the back surfaces of the two electronic components are in contact with each other.
  • the terminals of the electronic parts are respectively inserted into the guide holes.
  • the height of the top wall is such that the insertion guide does not interfere with a solder fillet on the surface of the circuit board facing the insertion guide. Is set.
  • the electronic control device includes a plurality of through holes into which terminals of the electronic component are inserted, a positioning part for the circuit board, and a positioning part for the case.
  • An insertion guide plate is further provided, and the through hole has a tapered shape with a small diameter on the circuit board side.

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Fluid Mechanics (AREA)
  • Transportation (AREA)
  • Electromagnetism (AREA)
  • Automation & Control Theory (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)
  • Structures For Mounting Electric Components On Printed Circuit Boards (AREA)
  • Regulating Braking Force (AREA)
PCT/JP2016/053503 2015-03-18 2016-02-05 電子制御装置 Ceased WO2016147737A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US15/552,457 US10375841B2 (en) 2015-03-18 2016-02-05 Electronic control device
CN201680016344.9A CN107409468B (zh) 2015-03-18 2016-02-05 电子控制装置
DE112016001252.7T DE112016001252B4 (de) 2015-03-18 2016-02-05 Elektronische Steuerungsvorrichtung

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015-054116 2015-03-18
JP2015054116A JP6449694B2 (ja) 2015-03-18 2015-03-18 電子制御装置

Publications (1)

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WO2016147737A1 true WO2016147737A1 (ja) 2016-09-22

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JP (1) JP6449694B2 (enExample)
CN (1) CN107409468B (enExample)
DE (1) DE112016001252B4 (enExample)
WO (1) WO2016147737A1 (enExample)

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DE112016001252T5 (de) 2017-11-30
DE112016001252B4 (de) 2024-02-01
JP6449694B2 (ja) 2019-01-09
CN107409468B (zh) 2019-11-15
US10375841B2 (en) 2019-08-06
CN107409468A (zh) 2017-11-28
JP2016174112A (ja) 2016-09-29
US20180035555A1 (en) 2018-02-01

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