WO2018170905A1 - Équipement électrique destiné à être utilisé dans un véhicule électrique ou hybride - Google Patents

Équipement électrique destiné à être utilisé dans un véhicule électrique ou hybride Download PDF

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Publication number
WO2018170905A1
WO2018170905A1 PCT/CN2017/078144 CN2017078144W WO2018170905A1 WO 2018170905 A1 WO2018170905 A1 WO 2018170905A1 CN 2017078144 W CN2017078144 W CN 2017078144W WO 2018170905 A1 WO2018170905 A1 WO 2018170905A1
Authority
WO
WIPO (PCT)
Prior art keywords
pin
electrical equipment
control unit
electronic control
safety switch
Prior art date
Application number
PCT/CN2017/078144
Other languages
English (en)
Inventor
Ronghui Li
Yu Qiu
Jun Liu
Shuisheng YU
Original Assignee
Valeo Siemens Eautomotive Shenzhen Co., 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 Valeo Siemens Eautomotive Shenzhen Co., Ltd. filed Critical Valeo Siemens Eautomotive Shenzhen Co., Ltd.
Priority to EP17901908.8A priority Critical patent/EP3600941A4/fr
Priority to PCT/CN2017/078144 priority patent/WO2018170905A1/fr
Priority to CN201780021493.9A priority patent/CN109070754B/zh
Publication of WO2018170905A1 publication Critical patent/WO2018170905A1/fr

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Classifications

    • 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
    • H05K5/0208—Interlock mechanisms; Means for avoiding unauthorised use or function, e.g. tamperproof
    • 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
    • H05K7/14—Mounting supporting structure in casing or on frame or rack
    • H05K7/1422—Printed circuit boards receptacles, e.g. stacked structures, electronic circuit modules or box like frames
    • H05K7/1427—Housings
    • H05K7/1432—Housings specially adapted for power drive units or power converters
    • H05K7/14322—Housings specially adapted for power drive units or power converters wherein the control and power circuits of a power converter are arranged within the same casing

Definitions

  • the present invention relates to an electrical equipment, in particular for an electrical or a hybrid vehicle, and relates more particularly to an electrical equipment that can automatically shut down when an operator tries to access the internal components of said electrical equipment, in particular components at high voltage levels, in order to increase the safety of said operator.
  • the invention aims at providing a simple, reliable and efficient mechanism based on a safety switch mechanism that can be activated or deactivated using a pin.
  • an inverter 1-1 comprises an electric control unit 20-1 and a power module (not shown) mounted into a casing made of a metal or plastic material.
  • Such power module allows converting a direct current provided by the battery into alternating currents, commonly named “phase currents” , e.g. for controlling a motor.
  • the inverter comprises elements at high voltage levels and should therefore be manipulated with caution.
  • the electronic control unit 20-1 shall be switched off (i.e. shut down) to prevent the operator from being electrocuted.
  • an interlock system 10-1 that automatically switches off the electronic control unit 20-1 when the cover plate is removed.
  • interlock system 10-1 uses an actuation device that deactivates the electronic control unit 20-1 when the cover plate is removed.
  • the interlock system 10-1 comprises an interlock switch 10-10 comprising a switch level 10-11 that is configured to abut against the cover plate.
  • the interlock switch 10-10 is mounted on a holder 10-12 using a first screw 10-13 and the holder 10-12 is further mounted inside the casing 2-1 of the inverter 1-1 using a second screw 10-14.
  • the interlock switch 10-10 is connected to the electronic control unit 20-1 via a set of wires 10-15 and a connector 10-16.
  • the switch level 10-11 When the cover plate is fixed on the casing 2-1, the switch level 10-11 is pressed against the cover plate and the electronic control unit 20-1 is activated, i.e. switched on.When the cover plate is removed from the casing 2-1, the switch level 10-11 is released and the electronic control unit 20-1 is deactivated, i.e. switched off.
  • Such interlock system 10-1 is long and difficult to install, especially as it is necessary to fix the interlock switch 10-10 on the holder 10-12 with the first screw 10-13, then fix the holder 10-12 in the casing 2-1 using the second screw 10-14, and finally connect the interlock switch 10-10 to the electronic control unit 20-1 by plugging the connector 10-16.
  • the present invention concerns an electrical equipment, in particular for use in an electrical or a hybrid vehicle, said electrical equipment comprising a casing and an electronic control unit, said electronic control unit comprising at least one safety switch configured for switching off the electronic control unit when said at least one safety switch is released and for switching on the electronic control unit when said at least one safety switch is pressed, the electrical equipment further comprising a pin, said pin comprising an elongated body having a proximal end and a distal end, said elongated body being configured so that in a position, called closed position, said distal end abuts against an element of the casing and said proximal end abuts against the at least one safety switch for switching the electronic control unit on.
  • the pin safety mechanism is simple, reliable and efficient. Moreover, the use of a pin to activate and deactivate the at least one safety switch makes the electrical equipment low-cost, low-mass, resistant, easy to mount and easy to use in order to prevent premature or inadvertent contact of an operator with high voltage levels of the electrical equipment, especially one on a vehicle.
  • the electrical equipment further comprises a busbar, the electronic control unit and said busbar being mounted one above the other in said casing, the pin being configured to traverse the busbar so that, in the closed position, its distal end abuts against an element of the casing.
  • the elongated body of the pin is a U-shaped elongated body. Such shape is easy to make and easy to manipulate when mounting the electrical equipment.
  • the U-shaped elongated body comprises two legs extending in parallel.
  • the space between the two legs define a gap that may be used to receive a stopper mounted on the busbar, blocking therefore the translation movement of the pin relatively to the busbar in a first direction.
  • each leg comprises a snap fit shoulder for blocking the pin relatively to the busbar, in particular in a second direction, opposite to the first direction.
  • an opening is formed in each leg, next to the snap fit shoulder, to provide flexibility to the leg and allows inserting the pin in the busbar until said pin reaches a blocked position.
  • the pin is a one-piece element (i.e. a single element) , e.g. molded in the same material.
  • the pin is thus easy to make and easy to install, preventing the use of a holder or screws.
  • the pin is made of a plastic material, e.g. a polybutylenterephtalat material (for example PBT-GF30) .
  • a plastic material e.g. a polybutylenterephtalat material (for example PBT-GF30) .
  • PBT-GF30 polybutylenterephtalat material
  • the busbar comprises a compartment for receiving the pin.
  • the compartment has a rectangular section.
  • the compartment is configured to retain the pin in a blocked position, which prevents the use of a specific holder or screws.
  • the compartment comprises two snap fit hooks for blocking the snap fit shoulders of the pin.
  • the compartment comprises a stopper for holding the pin relatively to the busbar.
  • the busbar is made of a plastic material, e.g. a polybutylenterephtalat material (for example PBT-GF30) , and comprises copper parts for electrical connections.
  • a plastic material e.g. a polybutylenterephtalat material (for example PBT-GF30)
  • PBT-GF30 polybutylenterephtalat material
  • the at least one safety switch comprises a contactor mounted on a terminal (e.g. a button) .
  • the electronic control unit comprises two safety switches.
  • the at least one safety switch is a wave soldering safety switch, which is cheap and simple.
  • the electronic control unit comprises a circuit board, the at least one safety switch being mounted on said circuit board.
  • the electronic control unit may further comprise a plate, the circuit board being fixed to said plate and said plate being fixed to the casing of the electrical equipment.
  • the casing comprises a cover plate, the distal end of the pin abutting against said cover plate.
  • the invention also relates to a method of assembling an electrical equipment, in particular for use in an electrical or a hybrid vehicle, said electrical equipment comprising a casing, an electronic control unit, a busbar and a pin, said electronic control unit comprising at least one safety switch configured for switching off the electronic control unit when said at least one safety switch is released and for switching on the electronic control unit when said at least one safety switch is pressed, said busbar comprising a compartment for receiving said pin, said pin comprising an elongated body having a proximal end and a distal end, said method comprising the steps of inserting the pin into the compartment of the busbar until the pin traverses said compartment and becomes blocked into said compartment, placing the assembly comprising the busbar and the inserted pin in the casing, positioning the electronic control unit on the busbar and the pin so that the said pin abuts against the at least one safety switch, and fixing the electronic control unit to the casing in order to maintain the at least one safety switch in a pressed position.
  • the invention also concerns an electrical or a hybrid vehicle comprising an inverter as previously described.
  • FIG. 1 (previously described) represents a perspective partial view of an inverter according to the prior art
  • Figure 2 (previously described) represents a bottom view of the inverter of Figure 1;
  • Figure 3 (previously described) represents a perspective view of the interlock system of the inverter of Figures 1 and 2;
  • FIG. 4 (previously described) represents another perspective view of the interlock system of the inverter of Figures 1 and 2;
  • FIG. 5 represents a perspective partial view of an inverter according to the invention.
  • FIG. 6 represents another perspective partial view of the inverter of Figure 5;
  • Figure 7 represents a split view of the inverter of Figure 5;
  • FIG. 8 represents a split view of a busbar, a pin and an electronic control unit of the inverter of Figure 5;
  • FIG. 9 represents a perspective bottom view of the electronic control unit of the inverter of Figure 5;
  • FIG. 10 represents a perspective top view of the electronic control unit of the inverter of Figure 5;
  • Figure 11 represents a detailed view of Figure 9 showing two safety switches
  • FIG. 12 represents a bottom view of the busbar of the inverter of Figure 5;
  • FIG. 13 represents a perspective view of the busbar and the pin of the inverter of Figure 5;
  • FIG. 14 represents another perspective view of the busbar and the pin of the inverter of Figure 5;
  • FIG. 15 represents a perspective view of the pin of the inverter of Figure 5;
  • FIG. 16 represents a side view of the pin of Figure 15 mounted into a compartment of the busbar of Figures 12 to 14;
  • FIG. 17 represents a perspective view of an assembly comprising the busbar, the pin and the electronic control unit of the inverter of Figure 5;
  • FIG. 18 represents another perspective view of the assembly of Figure 17;
  • the electrical equipment is an inverter for use in an electrical or hybrid vehicle.
  • the invention could apply to any type of electrical equipment, in particular any type of electrical equipment that works at high voltage levels and may present a risk for the safety of an operator, e.g. above 60 Volts.
  • FIG. 5 illustrates an example of an inverter 1-2 for an electrical or hybrid vehicle, such inverter 1-2 allowing to control an electrical motor of the vehicle (not shown) .
  • the inverter 1 comprises a casing 2-2 in which are mounted a plurality of components as described hereafter.
  • the inverter 1-2 comprises an electronic control unit 20-2, a busbar 30 and a pin 40.
  • the inverter 1-2 also comprises a power module (not shown) that allows transforming direct current, received from an external power supply such as a battery (not shown) , to alternating current intended for controlling an electrical motor of the vehicle.
  • the power module is configured for changing a direct current to three alternating (or phase) currents.
  • the power module might be configured for changing a direct current into more or less than three phase currents without limiting the scope of the present invention.
  • the electronic control unit 20-2 is configured for controlling the power module.
  • the electronic control unit 20-2 is configured for controlling semiconductor switches encapsulated in the power module.
  • the electronic control unit 20-2 comprises a plate 20A, for example made of metal or plastic, and a circuit board 20B fixed onto said plate 20A.
  • the plate 20A is mounted in the casing 2-2, for examples using screws, through an open face 3-2 of said casing 2-2.
  • the plate 20A is optional. Therefore, in another embodiment, the electronic control unit 20-2 might only comprise a circuit board 20B which could be directly fixed to the casing 2-2.
  • the electronic control unit 20-2 comprises at least one safety switch 20C, such as e.g. a wave soldering safety switch.
  • the electronic control unit 20-2 comprises two safety switches 20C, such redundancy increasing the safety of the electrical equipment.
  • each safety switch 20C comprises a contactor 20C1 mounted on a terminal 20C2 acting as a contact switch element (e.g. a button) .
  • the contactors 20C1 are thus configured to move between a released position and a pressed position. In the released position, the contactors 20C1 do not press against the terminals 20C2 and the electronic control unit 20-2 is deactivated, i.e. switched off.
  • the internal components of the inverter 2-1 in particular the power module, are not at high voltage levels, at least after a discharge time. In the pressed position, the contactors 20C1 do press against the terminals 20C2 and the electronic control unit 20-2 is activated, i.e. switched on.
  • the power module may be at high voltage levels (particularly when supplied by a battery of the vehicle) .
  • the electronic control unit 20-2 needs to be activated when said electronic control unit 20-2 is fully mounted into the casing 2-2, i.e. when the safety switches 20C are in their pressed position.
  • this goal is achieved using the pin 40 and the busbar 30.
  • the busbar 30 comprises a body 30A, three input electrical connectors 30B1 and three output electrical connectors 30B2.
  • the function of the busbar 30 is therefore to connect the three phase connectors of the power module, using three input electrical connectors 30B1, to three output connectors of the inverter 1-2 (not shown) using the output electrical connectors 30B2.
  • the busbar 30 comprises a hollow compartment 30C (or slot) configured for receiving the pin 40.
  • each input electrical connector 30B1 is integral with a respective output electrical connector 30B2.
  • the compartment 30C comprises a first portion 30C1 of a first rectangular internal section and a second portion 30C2 of a second rectangular internal section, bigger than the first rectangular internal section of the first portion 30C1, defining therefore two opposite snap fit hooks 30D.
  • the compartment 30C further comprises a stopper 30E protruding orthogonally to the snap fit hooks 30D and configured to prevent the pin 40 to go through the compartment 30C and damage a cover plate 50 of the casing 2-1. To this aim, the junction portion between the two legs 40B (described herein below) comes against the stopper 30E.
  • the pin 40 is a one-piece element constituted of an elongated U-shaped body 40A extending between a proximal end 40A-P and a distal end 40A-D.
  • the proximal end 40A-P constituting the base of the U-shape body 40A, is configured for abutting against the contactors 20C1 of the safety switches 20C whereas the distal end 40A-D is configured for abutting against the cover plate 50 of the casing 2-2.
  • the U-shaped body 40A comprises two legs 40B extending in parallel and defining a space 40B1 in between, said space 40B1 being configured to receive the stopper 30E of the compartment 30C.
  • the free ends of the two legs 40B constitute the distal end 40A-D of the pin 40.
  • Each leg 40B comprises a snap fit shoulder 40C and an opening 40D.
  • the snap fit shoulder 40C is formed on a an external face of a side portion of said leg 40B in order to block the pin 40 on the snap fit hooks 30D of the compartment 30C.
  • the opening 40D is formed in a middle portion of said leg 40B next to the corresponding snap fit shoulder 40C in order to provide some flexibility to the side portion of said leg 40B and allow therefore the snap fit shoulder 40C to go pass the snap fit hook 30D when the pin 40 is inserted into the compartment 30C as illustrated on Figure 16.
  • a step S1 the pin 40 is inserted into the compartment 30C of the busbar 30 until the snap fit shoulders 40C go pass the snap fit hooks 30D, blocking thus the pin 40 in the compartment 30C, as shown on Figure 16.
  • the snap fit hooks 30D in cooperation with snap fit shoulders 40C prevent the pin 40 from going upward out of the compartment 30C.
  • the stopper 30E cooperates with the junction portion between the two legs 40B in order to prevent the pin 40 from going downward, namely in an opposite direction with respect to the upward direction, and out of the compartment 30C.
  • step S2 the assembly comprising the busbar 30 and the pin 40 is placed in the casing 2-2.
  • step S3 the electronic control unit 20-2 is positioned on the busbar 30 and the proximal end 40A-P of the pin 40 so that the contactors 20C1 of the safety switches 20C abut against said proximal end 40A-P.
  • a step S4 the plate 20A of the electronic control unit 20-2 is fixed to the casing 2-2, for example using screws.
  • the fixation of the plate 20A on the casing 2-2 pushes the contactors 20C2 of the safety switches 20C against the proximal end 40A-P of the pin 40, therefore pushing the pin 40, until the pin 40 abuts against the stopper 30E of the compartment 30C.
  • the contactors 20C1 are not yet pressed against the terminals 20C2 and the legs 40B slightly protrude from the casing 2-2.
  • a protection plate (not shown) may be fixed on the face 3-2 of the casing 2-2 in order to close the inverter 1-2 and protect the control board 20B of the electronic control unit 20-2.
  • a cover plate 50 of the casing 2-2 is fixed on said casing 2-2, in this example using screws 50A. While said cover plate 50 is being mounted, the two legs 40B of the pin 40, which abut against said cover plate 50, push the pin 40 backward towards the safety switches 20C, pushing the contactors 20C1 toward the terminals 20C2. When the fixing of the cover plate 50 is achieved, the contactors 20C1 are pressed against the terminals 20C2 so that the safety switches 20C have reached their pressed position. The electrical equipment is then in a position called “closed position” .
  • the cover plate 50 could be a wall of the casing (i.e. formed in the same material as the rest of the casing) .
  • the assembly comprising the busbar 30 and the pin 40 is first placed in the casing 2-2, the two legs 40B of the pin 40 first abutting thus against thecasing wall.
  • the plate 20A of the electronic control unit 20-2 is fixed to the casing 2-2, pushing the contactors 20C1 against the pin 40 until said contactors 20C1 press against the terminals 20C2, reaching therefore the closed position.

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Computer Security & Cryptography (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Switch Cases, Indication, And Locking (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)

Abstract

Un équipement électrique comprend un boîtier et une unité de commande électronique (20-2), ladite unité de commande électronique (20-2) comprenant au moins un commutateur de sécurité (20C) configuré pour éteindre l'unité de commande électronique (20-2) lorsque ledit au moins un commutateur de sécurité (20C) est libéré et pour allumer l'unité de commande électronique (20-2) lorsque ledit au moins un commutateur de sécurité (20C) est pressé. L'équipement électrique comprend en outre une broche (40) comprenant un corps allongé présentant une extrémité proximale et une extrémité distale, ledit corps allongé étant configuré de sorte que dans une position, dite position fermée, ladite extrémité distale vient en butée contre un élément (50) du boîtier et ladite extrémité proximale vient en butée contre l'au moins un commutateur de sécurité (20C) pour allumer l'unité de commande électronique (20-2).
PCT/CN2017/078144 2017-03-24 2017-03-24 Équipement électrique destiné à être utilisé dans un véhicule électrique ou hybride WO2018170905A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP17901908.8A EP3600941A4 (fr) 2017-03-24 2017-03-24 Équipement électrique destiné à être utilisé dans un véhicule électrique ou hybride
PCT/CN2017/078144 WO2018170905A1 (fr) 2017-03-24 2017-03-24 Équipement électrique destiné à être utilisé dans un véhicule électrique ou hybride
CN201780021493.9A CN109070754B (zh) 2017-03-24 2017-03-24 电气设备及其组装方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/078144 WO2018170905A1 (fr) 2017-03-24 2017-03-24 Équipement électrique destiné à être utilisé dans un véhicule électrique ou hybride

Publications (1)

Publication Number Publication Date
WO2018170905A1 true WO2018170905A1 (fr) 2018-09-27

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PCT/CN2017/078144 WO2018170905A1 (fr) 2017-03-24 2017-03-24 Équipement électrique destiné à être utilisé dans un véhicule électrique ou hybride

Country Status (3)

Country Link
EP (1) EP3600941A4 (fr)
CN (1) CN109070754B (fr)
WO (1) WO2018170905A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4131664A4 (fr) * 2020-06-02 2023-11-08 Jing-Jin Electric Technologies Co., Ltd. Boîte de jonction d'onduleur

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020173185A1 (en) * 2001-05-16 2002-11-21 Yazaki Corporation Lever fitting type power supply circuit breaking apparatus
US20030057958A1 (en) * 2001-09-25 2003-03-27 Yazaki Corporation Lever fitting-type manual disconnector
CN101409406A (zh) * 2007-08-14 2009-04-15 矢崎总业株式会社 连接器的连接结构
CN102856803A (zh) * 2011-07-01 2013-01-02 上海捷能汽车技术有限公司 防触电保护结构及具有其的高压设备
DE202015006792U1 (de) * 2015-09-28 2015-11-03 Siemens Aktiengesellschaft Sicherheitsvorrichtung zum Schutz vor gefährlichen Berührungsspannungen an einem elektrischen Bauteil in eine relektrischen Baugruppe für ein Elektro- oder Hybridfahrzeug

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005143200A (ja) * 2003-11-06 2005-06-02 Toyota Motor Corp 高電圧機器収納箱
US8460027B2 (en) * 2011-05-03 2013-06-11 Lear Corporation Interlock for an electrical system
WO2014162712A1 (fr) * 2013-04-04 2014-10-09 パナソニック株式会社 Appareil de conversion de puissance et boîte de jonction
DE102013221853B4 (de) * 2013-10-28 2020-06-04 Valeo Siemens Eautomotive Germany Gmbh Gehäuse für ein elektrisches Gerät
US9842712B2 (en) * 2015-03-06 2017-12-12 General Electric Company Switching device having terminal cover, and method

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020173185A1 (en) * 2001-05-16 2002-11-21 Yazaki Corporation Lever fitting type power supply circuit breaking apparatus
US20030057958A1 (en) * 2001-09-25 2003-03-27 Yazaki Corporation Lever fitting-type manual disconnector
CN101409406A (zh) * 2007-08-14 2009-04-15 矢崎总业株式会社 连接器的连接结构
CN102856803A (zh) * 2011-07-01 2013-01-02 上海捷能汽车技术有限公司 防触电保护结构及具有其的高压设备
DE202015006792U1 (de) * 2015-09-28 2015-11-03 Siemens Aktiengesellschaft Sicherheitsvorrichtung zum Schutz vor gefährlichen Berührungsspannungen an einem elektrischen Bauteil in eine relektrischen Baugruppe für ein Elektro- oder Hybridfahrzeug

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP3600941A4 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4131664A4 (fr) * 2020-06-02 2023-11-08 Jing-Jin Electric Technologies Co., Ltd. Boîte de jonction d'onduleur

Also Published As

Publication number Publication date
EP3600941A4 (fr) 2020-11-25
CN109070754A (zh) 2018-12-21
EP3600941A1 (fr) 2020-02-05
CN109070754B (zh) 2022-07-22

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