WO2017169678A1 - 電源装置 - Google Patents

電源装置 Download PDF

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Publication number
WO2017169678A1
WO2017169678A1 PCT/JP2017/009871 JP2017009871W WO2017169678A1 WO 2017169678 A1 WO2017169678 A1 WO 2017169678A1 JP 2017009871 W JP2017009871 W JP 2017009871W WO 2017169678 A1 WO2017169678 A1 WO 2017169678A1
Authority
WO
WIPO (PCT)
Prior art keywords
circuit board
capacitors
terminals
power supply
lead terminals
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/JP2017/009871
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
恭兵 森田
角田　達哉
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.)
Sumitomo Wiring Systems Ltd
AutoNetworks Technologies Ltd
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Wiring Systems Ltd
AutoNetworks Technologies Ltd
Sumitomo Electric Industries 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 Sumitomo Wiring Systems Ltd, AutoNetworks Technologies Ltd, Sumitomo Electric Industries Ltd filed Critical Sumitomo Wiring Systems Ltd
Priority to CN201780007774.9A priority Critical patent/CN109074963B/zh
Priority to US16/085,325 priority patent/US10468200B2/en
Publication of WO2017169678A1 publication Critical patent/WO2017169678A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
    • H01G11/10—Multiple hybrid or EDL capacitors, e.g. arrays or modules
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
    • H01G11/74—Terminals, e.g. extensions of current collectors
    • H01G11/76—Terminals, e.g. extensions of current collectors specially adapted for integration in multiple or stacked hybrid or EDL capacitors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
    • H01G11/78—Cases; Housings; Encapsulations; Mountings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
    • H01G11/78—Cases; Housings; Encapsulations; Mountings
    • H01G11/82—Fixing or assembling a capacitive element in a housing, e.g. mounting electrodes, current collectors or terminals in containers or encapsulations
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G2/00—Details of capacitors not covered by a single one of groups H01G4/00-H01G11/00
    • H01G2/02—Mountings
    • H01G2/06—Mountings specially adapted for mounting on a printed-circuit support
    • 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
    • H05K1/00—Printed circuits
    • H05K1/18—Printed circuits structurally associated with non-printed electric components
    • H05K1/181—Printed circuits structurally associated with non-printed electric components associated with surface mounted components
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
    • B60K6/28—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the electric energy storing means, e.g. batteries or capacitors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L50/00—Electric propulsion with power supplied within the vehicle
    • B60L50/40—Electric propulsion with power supplied within the vehicle using propulsion power supplied by capacitors
    • 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
    • B60R16/03—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 supply of electrical power to vehicle subsystems or for
    • B60R16/033—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 supply of electrical power to vehicle subsystems or for characterised by the use of electrical cells or batteries
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2200/00—Type of vehicle
    • B60Y2200/90—Vehicles comprising electric prime movers
    • B60Y2200/91—Electric vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2200/00—Type of vehicle
    • B60Y2200/90—Vehicles comprising electric prime movers
    • B60Y2200/92—Hybrid vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2400/00—Special features of vehicle units
    • B60Y2400/11—Electric energy storages
    • 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
    • H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
    • H05K2201/10007—Types of components
    • H05K2201/10015—Non-printed capacitor
    • 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
    • H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
    • H05K2201/10431—Details of mounted components
    • H05K2201/10507—Involving several components
    • H05K2201/10522—Adjacent components
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries

Definitions

  • a power supply device described in the present specification includes a plurality of capacitors having a plurality of lead terminals, a circuit board having a conductive path, and a relay terminal connecting the lead terminal and the conductive path of the circuit board.
  • the relay terminals are connected to the conductive paths of the circuit board by a plurality of pressure contact portions that press-contact the plurality of lead terminals having the same potential of the plurality of capacitors, and a number smaller than the number of the plurality of pressure contact portions.
  • a board connecting portion is a plurality of capacitors having a plurality of lead terminals, a circuit board having a conductive path, and a relay terminal connecting the lead terminal and the conductive path of the circuit board.
  • the plurality of lead terminals having the same potential of the plurality of capacitors are brought into pressure contact with the plurality of pressure contact portions, and a smaller number of substrate connection portions than the number of the plurality of pressure contact portions are provided in the conductive path of the circuit board. Since the connection is made, the number of locations where the conductive path of the circuit board and the board connection portion are connected can be made smaller than the number of lead terminals. This makes it possible to simplify the work of electrically connecting the lead terminal of the capacitor and the conductive path of the circuit board as compared with the configuration in which a plurality of lead terminals are individually connected to the conductive path of the circuit board. Become.
  • the plurality of lead terminals having the same potential may include a case where the voltages of the plurality of lead terminals are substantially the same.
  • the voltages of the plurality of lead terminals are substantially the same.
  • the difference due to the voltage error of the lead terminals can be substantially the same.
  • the circuit board has the conductive path on a surface thereof, and the board connecting portion is connected to the conductive path on the surface of the circuit board.
  • a plurality of relay terminals are provided, and a resin holder that holds the plurality of relay terminals is provided. In this way, since the plurality of relay terminals are held by the holder, the plurality of relay terminals can be easily assembled.
  • the relay terminal is configured to press-contact the plurality of lead terminals of the plurality of capacitors connected in series, and to press-contact the plurality of lead terminals of the plurality of capacitors connected in parallel.
  • a pressure contact portion In this way, it is possible to further reduce the number of connection between the conductive path of the circuit board and the board connecting portion.
  • a cover for covering the lead terminal is provided, and a visual recognition hole through which the press contact portion can be visually recognized from the outside is formed in the cover. If it does in this way, the connection state of a lead terminal and a press-contact part can be checked from a visual recognition hole.
  • the top view which shows the auxiliary power supply main body of the auxiliary power supply of Embodiment 1.
  • Cross-sectional view of XZ plane in auxiliary power supply Plan view showing the relay terminal Front view showing the relay terminal Side view showing the relay terminal Sectional drawing of the YZ plane in the auxiliary power supply of Embodiment 2
  • Auxiliary power supply device 10 (an example of a “power supply device”) according to the present embodiment is mounted on a vehicle such as an electric vehicle or a hybrid vehicle separately from a battery as a main power source. , Lamps, etc.) and power supply when idling is stopped.
  • the auxiliary power supply 10 includes an auxiliary power supply body 11 housed in an outer case 12.
  • the exterior case 12 is made of synthetic resin or metal, and is configured by fitting an upper case 13 and a lower case 14 together.
  • the auxiliary power source body 11 includes a plurality (eight in this embodiment) of capacitors 20A to 20H having a pair of lead terminals 22A and 22B, a circuit board 30, and lead terminals of the capacitors 20A to 20H.
  • a plurality of (in this embodiment, five) relay terminals 40A and 40B that connect 22A and 22B and the conductive path of the circuit board 30 and a holder 50 that holds the relay terminals 40A and 40B are provided.
  • Each of the capacitors 20A to 20H is, for example, a capacitor having a relatively large capacity such as an electric double layer capacitor or a lithium ion capacitor.
  • a cylindrical power storage body 21 in which a power storage element is accommodated and a straight line from the end face of the power storage body 21 are used.
  • a pair of lead terminals 22A and 22B (shown as positive electrode 22A and negative electrode 22B).
  • the lead terminals 22A and 22B are elongate columnar metals, and extend linearly in the left-right direction (the axial direction of the power storage main body 21).
  • the plurality of power storage bodies 21 are held by a pair of left and right synthetic resin capacitor holders 24.
  • Each capacitor holder 24 holds a plurality of power storage bodies 21 of the capacitors 20A to 20H arranged in the front-rear direction, and includes a plurality of concave surfaces curved in an arc shape so as to be in close contact with the side surface of each power storage body 21.
  • the capacitor holder 24 is fixed on the circuit board 30 by the locking pieces 25 being locked to the circuit board 30.
  • the capacitors 20A to 20H held by the capacitor holder 24 are placed side by side (in the direction in which the axial direction is the left and right direction) side by side, and the left and right capacitors 20A to 20H are connected to the lead terminals 22A, 22B is oriented inward.
  • the plurality of capacitors 20A to 20H are arranged so that the adjacent lead terminals 22A and 22B have opposite polarities in the front-rear direction, and the left and right lead terminals 22A and 22B have the same polarity in the left-right direction. Are arranged like so. Accordingly, as shown in FIG. 2, the capacitors 20A to 20H arranged in the front and rear are connected in series via the relay terminals 40A and 40B, and the capacitors 20A to 20H arranged in the left and right directions are connected via the relay terminals 40A and 40B. Therefore, the capacitors 20A to 20H are connected in series and parallel as a whole.
  • the circuit board 30 is a printed board in which a conductive path made of copper foil is printed on an insulating plate, and the circuit board 30 has screw holes 31 for screwing to a holder 50 with screws 35 as shown in FIG. It is formed through.
  • the plurality of relay terminals 40A and 40B include a relay terminal 40A that connects the capacitors 20A to 20H in series and parallel, and a relay terminal 40B that is provided at the end of the series connection and connects the capacitors 20A to 20H in parallel.
  • the relay terminal 40A includes four (plural) plate-like connecting pieces 41, a rectangular plate-like connecting portion 44 that connects the four connecting pieces 41, and a connecting portion 44.
  • a single board connection portion 45 extending in a rod shape is provided, and these are integrally formed.
  • connection piece 41 is connected to the positions of the four corners of the connecting portion 44, and is provided with a U-shaped pressure contact portion 42 at the tip.
  • the pressure contact portion 42 is formed with a holding groove 42A that is notched in a slit shape.
  • both sides of the lead terminals 22A and 22B are held by the groove wall of the holding groove 42A, so that the lead terminals 22A and 22B and the relay terminals 40A and 40B are connected. Electrically connected.
  • the press contact portion 42 of the relay terminal 40A presses one lead terminal 22A (or the lead terminal 22B) having the same potential of the four capacitors among the capacitors 20A to 20H.
  • the board connecting portion 45 extends from the edge of the connecting portion 44 in a direction orthogonal to the surface of the connecting portion 44, and a contact portion 46 bent in an L shape is provided at the tip.
  • the contact portion 46 is connected to a conductive path on the surface of the substrate by, for example, reflow soldering.
  • the relay terminal 40B is connected to the terminal of the terminal portion of the electric wire W connected to an external device or the like. Unlike the relay terminal 40A, the pair of press contact portions 42 that connect the lead terminals 22A and 22B in parallel. The pressure contact part 42 for connecting the lead terminals 22A and 22B in series is not provided.
  • the holder 50 is made of an insulating synthetic resin, and holds a plurality of relay terminals 40A and 40B inside, as shown in FIG. 4, and can be screwed with screws 35 from below the circuit board 30. Part 52. A relative position is held by the holder 50 between the adjacent relay terminals 40A and 40B.
  • the holding structure of the relay terminals 40A and 40B of the holder 50 can be various structures. The relay terminals 40A and 40B are fixed to the holder 50 by insert molding, or the relay terminals 40A and 40B are fixed to the holder 50. It is good also as a structure etc.
  • the holder 50 is separate from the capacitor holder 24, but the holder 50 may be formed integrally with the capacitor holder 24.
  • the upper sides of the lead terminals 22A and 22B and the relay terminals 40A and 40B are covered with a cover 60 made of an insulating synthetic resin.
  • the cover 60 is placed, for example, on the edge of the upper end of the capacitor holder 24, and includes a plate-like cover main body 61, side wall portions 62 protruding downward from the front and rear ends of the cover main body 61, and the cover main body 61. And a cylindrical tube portion 65 protruding downward at a position corresponding to the press contact portion 42.
  • the side wall 62 includes a locked portion 63 that is locked to the locking portion 51 of the holder 50 and restricts the removal of the cover 60 from the holder 50.
  • the locked portion 63 penetrates the side wall portion 62 in a rectangular shape.
  • the locking part 51 has an inclined surface that protrudes in a step shape from the side surface of the holder 50 and has a protruding dimension that decreases toward the upper side.
  • the cylindrical portion 65 has an insertion hole 66 through which the pressure contact portion 42 is inserted.
  • the pressure contact portion 42 is Surrounded by the cylindrical portion 65.
  • a visual recognition hole 67 communicates above the insertion hole 66 in the cover main body 61. From the information of the cover 60, it is possible to visually recognize the state where the lead terminals 22 ⁇ / b> A and 22 ⁇ / b> B are in pressure contact with the pressure contact portion 42 through the visual recognition hole 67.
  • the holder 50 holding the plurality of relay terminals 40A, 40B is screwed to the circuit board 30 with screws 35, and the contact portions 46 of the board connection portions 45 are soldered to the conductive paths of the circuit board 30 by reflow soldering.
  • the capacitor holder 24 is attached and fixed to the circuit board 30.
  • the capacitors 20A to 20H are accommodated in the concave surface of the capacitor holder 24, and the lead terminals 22A and 22B are pressed into the holding grooves 42A of the respective press-contact portions 42.
  • the cover 60 is disposed on the upper side of the pressure contact portion 42 and attached to the holder 50. Thereby, the auxiliary power source body 11 is formed.
  • the auxiliary power supply device 10 is formed.
  • the auxiliary power supply 10 includes a plurality of capacitors 20A to 20H having a plurality of lead terminals 22A and 22B, a circuit board 30 having a conductive path, and a relay terminal that connects the lead terminals 22A and 22B and the conductive path of the circuit board 30.
  • 40A, 40B, and the relay terminals 40A, 40B include a plurality of pressure contact portions 42 that press-contact the plurality of lead terminals 22A, 22B having the same potential of the plurality of capacitors 20A-20H, and the number of the plurality of pressure contact portions 42.
  • a board connecting portion 45 connected to the conductive path of the circuit board 30 in a smaller number.
  • the plurality of press contact portions 42 that are press-contacted to the plurality of lead terminals 22A and 22B having the same potential of the plurality of capacitors 20A to 20H are provided, and the number of the substrates is smaller than the number of the plurality of press contact portions 42. Since the connecting portion 45 is connected to the conductive path of the circuit board 30, the number of connecting the conductive path of the circuit board 30 and the board connecting portion 45 can be made smaller than the number of the lead terminals 22A and 22B. This simplifies the work of electrically connecting the lead terminals 22A, 22B and the conductive path of the circuit board 30 as compared with the configuration in which the plurality of lead terminals 22A, 22B are individually connected to the conductive path of the circuit board 30.
  • the plurality of lead terminals 22A and 22B has the same potential includes the case where the voltages of the plurality of lead terminals 22A and 22B are substantially the same.
  • a difference in potential due to an error, a difference in potential due to a resistance difference between the lead terminals 22A and 22B, and the like can be included substantially the same when the voltages are substantially the same.
  • the circuit board 30 has a conductive path on the surface, and the board connecting portion 45 is connected to the conductive path on the surface of the circuit board 30.
  • the lead terminals 22A and 22B of the capacitors 20A to 20H are electrically connected to the surface of the circuit board 30, there is a concern that if the reflow soldering is performed, the capacitors 20A to 20H are affected by the heat when heated through the reflow furnace. Is done.
  • the lead terminals 22A and 22B are press-contacted after the relay terminals 40A and 40B are reflow-soldered. Since the capacitors 20A to 20H can be attached in pressure contact with the portion 42, the capacitors 20A to 20H can be prevented from being affected by heat, and the degree of freedom of assembly of the auxiliary power supply device 10 can be increased. .
  • a plurality of relay terminals 40A and 40B are provided, and a resin holder 50 that holds the plurality of relay terminals 40A and 40B is provided. In this way, since the plurality of relay terminals 40A and 40B are held by the holder 50, the plurality of relay terminals 40A and 40B can be easily assembled.
  • the relay terminals 40A and 40B include a plurality of pressure contact portions 42 that press-contact a plurality of lead terminals 22A and 22B of a plurality of capacitors 20A to 20H connected in series, and a plurality of capacitors 20A to 20H connected in parallel.
  • a plurality of press contact portions 42 that press contact the plurality of lead terminals 22A, 22B.
  • the cover 60 which covers lead terminal 22A, 22B is provided, and the visual recognition hole 67 which can visually recognize the press-contact part 42 from the exterior is penetrated and formed in the cover 60. As shown in FIG. In this way, the connection state between the lead terminals 22 ⁇ / b> A and 22 ⁇ / b> B and the press contact portion 42 can be confirmed from the visual hole 67.
  • the contact portion 46 is bent in an L shape, but the board connection portion 71 of the relay terminal 70 of the second embodiment is a through hole of the circuit board 30. 32 is inserted and soldered.
  • the same components as those in the first embodiment are denoted by the same reference numerals, and description thereof is omitted.
  • the circuit board 30 has a plurality of through holes 32 penetrating in accordance with the position of the board connecting portion 45. As shown in FIGS. 9 and 10, the board connection portion 71 of the relay terminal 70 extends linearly downward, and the board connection portion 71 of the relay terminal 70 held by the holder 50 passes through the circuit board 30. In the state of being inserted into the hole 32, the conductive path of the circuit board 30 is connected by, for example, flow soldering.
  • Embodiment 3 will be described with reference to FIGS.
  • the first embodiment there is one board connecting portion 45 of the relay terminal 40A, but in the third embodiment, as shown in FIG. 11, two board connecting portions 45 are provided in each relay terminal 80A. .
  • the auxiliary power supply 82 according to the third embodiment, capacitors 20A to 20C and 20E to 20G arranged in two rows of three are connected in series and parallel.
  • the contact portion 46 of each board connection portion 45 of each relay terminal 80A is connected to the conductive path on the surface of the circuit board 30 by, for example, reflow soldering.
  • each relay terminal 81 ⁇ / b> A has two (plural) linear board connection parts 71, and the board connection parts 71 are inserted into the through holes 32 of the circuit board 30 and connected by flow soldering. You may make it do.
  • the number of connection points with the circuit board 30 can be reduced as compared with the configuration in which the lead terminals 22A and 22B are individually connected to the circuit board 30.
  • a terminal holder 91 that locks the relay terminals 40A and 40B is formed in the capacitor holder 90 that holds the capacitors 20A to 20H.
  • the same components as those in the above embodiment are denoted by the same reference numerals, and description thereof is omitted.
  • a rectangular locking hole 94 is formed through the connection piece 93 in which the pressure contact portion 42 of the relay terminal 92 is formed.
  • the terminal locking portion 91 can be bent and deformed, rises upward from the base end side in contact with the circuit board 30, and the locking claw at the distal end is locked to the hole edge of the locking hole 94.
  • the separation of the relay terminal 92 from the predetermined position is restricted.
  • a cover 95 made of an insulating synthetic resin is attached on the upper side, and the cover 95 covers not only the lead terminals 22A and 22B and the relay terminals 40A and 40B but also the capacitors 20A to 20H.
  • the visual recognition hole 67 penetratingly formed in the cover 95 is enlarged in an inclined shape toward the upper side.
  • the number of the pressure contact parts 42 and the board connection parts 45 is not limited to the number of the above-described embodiments, and the number of the board connection parts in at least one relay terminal may be smaller than the number of the pressure contact parts 42.
  • Auxiliary power supply device 11 Auxiliary power supply main bodies 20A to 20H: Capacitors 22A, 22B: Lead terminals 30: Circuit boards 40A, 40B, 70, 80A, 81A, 92: Relay terminals 42: Press contact parts 45, 71: Boards Connection part 46: Contact part 50: Holder 60, 95: Cover 67: Visual hole

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)
  • Electric Double-Layer Capacitors Or The Like (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)
PCT/JP2017/009871 2016-03-29 2017-03-13 電源装置 Ceased WO2017169678A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201780007774.9A CN109074963B (zh) 2016-03-29 2017-03-13 电源装置
US16/085,325 US10468200B2 (en) 2016-03-29 2017-03-13 Power supply device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2016-066019 2016-03-29
JP2016066019A JP6512451B2 (ja) 2016-03-29 2016-03-29 電源装置

Publications (1)

Publication Number Publication Date
WO2017169678A1 true WO2017169678A1 (ja) 2017-10-05

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PCT/JP2017/009871 Ceased WO2017169678A1 (ja) 2016-03-29 2017-03-13 電源装置

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US (1) US10468200B2 (https=)
JP (1) JP6512451B2 (https=)
CN (1) CN109074963B (https=)
WO (1) WO2017169678A1 (https=)

Citations (2)

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