EP3317926A1 - Anordnung aus elektrischem stecker und buchse - Google Patents

Anordnung aus elektrischem stecker und buchse

Info

Publication number
EP3317926A1
EP3317926A1 EP16748325.4A EP16748325A EP3317926A1 EP 3317926 A1 EP3317926 A1 EP 3317926A1 EP 16748325 A EP16748325 A EP 16748325A EP 3317926 A1 EP3317926 A1 EP 3317926A1
Authority
EP
European Patent Office
Prior art keywords
magnetic
air gap
gap surface
ferromagnetic
magnetic part
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.)
Granted
Application number
EP16748325.4A
Other languages
English (en)
French (fr)
Other versions
EP3317926B1 (de
Inventor
Jean-Paul Yonnet
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.)
Gulplug SAS
Original Assignee
Gulplug SAS
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 Gulplug SAS filed Critical Gulplug SAS
Publication of EP3317926A1 publication Critical patent/EP3317926A1/de
Application granted granted Critical
Publication of EP3317926B1 publication Critical patent/EP3317926B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/44—Means for preventing access to live contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/6205—Two-part coupling devices held in engagement by a magnet
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/02—Permanent magnets [PM]

Definitions

  • the present invention relates to a set of electrical outlet.
  • the electrical outlet assembly comprises a base and an electrical plug adapted to be fitted on the base.
  • the combination of the plug and the base is made by magnetic effect.
  • the patent application WO2012032230A1 discloses a set of electrical outlet comprising a base and an electrical plug for fitting on the base.
  • the plug has two electrical tracks for electrically connecting two electrical contacts of the base.
  • the two electrical contacts have the particularity to move between a retracted position inside the base and a position outside the base so as to prevent access to the contacts when the device to be connected is not used.
  • magnetic control means comprising a permanent magnet integrated in the plug and a movable magnetic element housed in the base and secured to the electrical contacts, allow the extraction of the electrical contacts of the base.
  • the magnetic element and the permanent magnet are both ring-shaped and face each other so as to generate between them a circular air gap. In this solution, the lines of the magnetic field created by the permanent magnet are concentrated in the gap but are looped back into the air to reach the opposite side of the permanent magnet, making the magnetic solution inefficient.
  • the patent application EP2667459A1 also describes an electrical outlet assembly comprising a base and an electrical plug adapted to fit on the base.
  • This document describes an improved magnetic architecture for the extraction of electrical contacts.
  • This architecture is based on the creation of a magnetic circuit between the plug and the base and comprises a magnetic yoke formed of a first portion housed in the plug and a second portion housed in the base.
  • the lines of the magnetic field created by the permanent magnet present in the plug tend to loop in the magnetic circuit of the plug.
  • the magnetic effect will be attenuated and the amount of magnet to be used to carry out the extraction of the electrical contacts will have to be greater.
  • this architecture has two other disadvantages: The presence of three separate gaps, making it more complex and generating more magnetic leaks,
  • the patent application FR3012263A1 still describes another architecture of an electrical outlet assembly which has disadvantages similar to those of the solution of the application EP2667459A1.
  • the proposed solution defines two distinct air gaps, which can lead to more magnetic leakage.
  • the object of the invention is to provide a set of electric plug that is simple, reliable, compact and includes a base and an electrical plug in which the amount of magnet to be used to achieve the extraction of the electrical contacts is reduced compared to the solutions of the state of the art.
  • the solution of the invention makes it possible in particular to better confine the magnetic field between the two parts of the assembly of the invention.
  • a base comprising at least a first electrical contact, a first moving magnetic part of the first two electrical contacts, said first magnetic part being arranged to move by magnetic effect between a first position in which the first electrical contact is retracted to the first inside the base and a second position in which the first electrical contact is outside the base, - a plug adapted to fit on the base and comprising at least a second electrical contact for electrically connecting to the first electrical contact when it is outside the base and a second magnetic part arranged vis-à-vis the first magnetic part when the plug is fitted on the base to move, by magnetic effect, the first magnetic part to its second position , causing the first electrical contact towards the outside of the base, the first first magnetic part or the second magnetic part comprising at least one permanent magnet so as to form a magnetic circuit when the plug is approaching the base,
  • the first magnetic part comprising a first air gap surface and a second air gap surface and a first ferromagnetic component fixed on the one hand on a surface opposite its first air gap surface and on the other hand on a surface opposite its second air gap surface
  • the second magnetic part comprising a first air gap surface intended to be in contact with with respect to the first air gap surface of the first magnetic part so as to form a first air gap, a second air gap surface intended to face the second air gap surface of the first magnetic part so as to form a second air gap when the plug is approaching the base and a second ferromagnetic part fixed firstly on a surface opposite to its first air gap surface and secondly on a surface opposite to its second surface; gap,
  • said magnetic circuit being formed between the first magnetic portion and the second magnetic portion for generating a magnetic flux passing through the first gap and the second gap.
  • the first ferromagnetic part has a loop-shaped architecture arranged parallel to the junction plane and in that the second ferromagnetic part has an architecture identical to that of the first ferromagnetic part.
  • the first ferromagnetic piece is annular in shape and arranged parallel to the junction plane and in that the second ferromagnetic piece is of annular shape arranged parallel to the junction plane.
  • the permanent magnet is for example fixed on a first annular portion of the second ferromagnetic part, forming the first air gap surface of the second magnetic part.
  • the set comprises:
  • the set comprises:
  • the set comprises:
  • the set comprises:
  • the permanent magnet is for example fixed on a first annular portion of the first ferromagnetic part, forming the first gap surface of the first magnetic part.
  • the set comprises:
  • the assembly a permanent magnet fixed on a second annular portion of the first ferromagnetic part, forming the second air gap surface of the first magnetic part,
  • the set comprises:
  • the plug comprises a housing and the second magnetic portion is arranged to rotate freely inside the housing.
  • the first magnetic part and the second magnetic part are arranged in such a way that the magnetic circuit generates a magnetic flux surrounding the first electrical contacts and the second electrical contacts.
  • FIGS. 1A and 1B show a first architecture of the electrical socket assembly of the invention, comprising a base and a plug respectively uncoupled and coupled,
  • FIGS. 3A and 3B show a third architecture of the electrical socket assembly of the invention, comprising a base and a plug respectively uncoupled and coupled,
  • FIGS. 4A and 4B show a fourth architecture of the electrical socket assembly of the invention, comprising a base and a plug respectively uncoupled and coupled,
  • FIGS. 1A to 4B it should be understood that the magnetic parts 13, 23 are seen by an observer placed between the base and the plug.
  • S is the south pole of the magnet.
  • the electrical socket assembly of the invention comprises a base 1 and an electrical plug 2 intended to fit on the base 1.
  • the base 1 comprises a plastic housing 10 intended for example to be embedded in a wall.
  • the base 1 has a front face 1 1 against which can adapt the plug.
  • the base also comprises a mobile support 12 on which are fixed two first electrical contacts 120, 121.
  • the first two contacts electrical 120, 121 are connected to a voltage source by means of electrical conductors (not shown in the figures).
  • the base 1 also comprises a first moving magnetic part 13 movably secured to the movable support 12 and arranged to move by magnetic effect between a first position and a second position.
  • the electrical plug 2 comprises for its part a plastic casing 20, having a front face 21 intended to bear against the front face 1 1 of the base 1, defining a junction plane P (defined vertically in the appended figures) between the base 1 and the plug 2.
  • the plug 2 further comprises two second electrical contacts 220, 221, for example two electrical tracks flush on its front face 21, intended to come into electrical contact with the two first electrical contacts 120, 121 of the base 1
  • It also comprises a second magnetic part 23 intended to attract the first magnetic part 13 when the plug 2 is approaching the base 1 in order to extract the first electrical contacts 120, 121.
  • the two electrical tracks are of circular shape and positioned concentrically.
  • the invention aims to create a magnetic circuit for providing a sufficiently large magnetic force against the force exerted by the spring 14, to extract the electrical contacts 120, 121 of the base 1.
  • the magnetic circuit is generated between the two magnetic parts 13, 23 when the plug 2 is approached sufficiently close to the base 1.
  • the two magnetic parts 13, 23 are formed and arranged so that the magnetic circuit is generated around the first electrical contacts 120, 121 and the second electrical contacts 220, 221 when they are connected.
  • the first magnetic part 13 has a first air gap surface S1, a second air gap surface S10 and a first ferromagnetic piece 130 fixed on the one hand on a surface opposite its first air gap surface S1 and on the other hand on a surface opposite its second air gap surface S10.
  • the second magnetic portion 23 has a first air gap surface S2 intended to be opposite the first air gap surface S1 of the first magnetic portion 13 so as to create a first air gap and a second air gap surface. S20 intended to be vis-à-vis the second air gap surface S10 of the first magnetic portion 13 so as to create a second gap when the plug 2 is approaching the base 1.
  • the second magnetic portion 23 also comprises a second ferromagnetic part 230 fixed firstly on a surface opposite to its first air gap surface S2 and secondly on a surface opposite to its second air gap surface S20.
  • each magnetic part 13, 23 the two ferromagnetic parts 130, 230 make it possible to channel the magnetic flux between the two gap surfaces when the plug is approaching the base.
  • the magnetic circuit is generated so that, even when the first magnetic portion 13 is still in its first position, the first magnetic portion 13 and the second magnetic portion 23 are arranged to promote the passage of a magnetic flux ⁇ through the first air gap and the second air gap rather than between the two gap surfaces S1, S10 (or S2, S20) of the same magnetic portion 13 (or 23).
  • the air gap surfaces are positioned so as to avoid any looping of the lines of the magnetic field between these two surfaces.
  • the first ferromagnetic part 130 is preferably of annular shape and arranged inside the base 1 so that its axis of revolution is perpendicular to its front face 1 January.
  • the second ferromagnetic part 230 is preferably annular in shape and positioned inside the plug 2 so that its axis of revolution is perpendicular to its front face 21.
  • the second magnetic part 23 is arranged inside the casing 20 of the plug so as to be able to freely rotate inside the casing 20 so as to orientate itself with respect to the first magnetic part 13.
  • the two ferromagnetic parts 130, 230 may be of identical size or not.
  • the two ferromagnetic pieces of annular shape are of constant thickness over their entire circumference.
  • Each ferromagnetic piece 130, 230 of annular shape comprises a first annular portion extending over a first angular range and a second annular portion extending over a second angular range.
  • the two annular portions are distinct and for example positioned symmetrically with respect to a transverse plane of symmetry of the ferromagnetic part.
  • each annular portion occupies an angular range of less than 180 ° and for example approximately equal to 120 °.
  • the assembly comprises at least one permanent magnet fixed to an annular portion of the first ferromagnetic part 130 or the second ferromagnetic part 230 so as to generate the magnetic circuit.
  • Each permanent magnet is made in the form of a ring portion intended to cover an annular portion of the ferromagnetic piece to which it is attached. It is arranged to have a first polar face against the ferromagnetic part and a second polar face facing the front face 1 1, 21 of the plug or the base. The orientation of the polar faces of the permanent magnet determines the direction of the magnetic flux ⁇ generated in the magnetic circuit.
  • several architectures are then possible to create the magnetic circuit defined above. In all these architectures, it should be understood that each permanent magnet employed can be fixed on the first ferromagnetic part 130 or on the second ferromagnetic part 230.
  • the magnetic circuit comprises only one permanent magnet 25.
  • the permanent magnet 25 is fixed on the first annular portion of the second ferromagnetic part 230. Its second polar face corresponds to at the first air gap surface S2 of the second magnetic portion 23.
  • the second air gap surface S20 of the second magnetic portion 23 is formed by a ferromagnetic material member 260 fixed on the second ferromagnetic part 230 on the second annular portion of the second ferromagnetic part 230.
  • the permanent magnet 25 and each magnetic element are positioned so as to generate the air gaps defined above when the plug is approaching the base.
  • the magnetic flux ⁇ generated by the permanent magnet 25 passes through the permanent magnet between these two polar faces and then flows through the first air gap to the element 150, then parallel and in the same direction through the two lateral portions of the magnet.
  • the two ferromagnetic parts 130, 230 annular are not necessarily identical.
  • Second architecture - Figures 2A In this architecture, with respect to the first architecture, a second permanent magnet 26 is fixed on the second ferromagnetic part 230, replacing its magnetic element 260. The second permanent magnet 26 is fixed so that its polar faces are oriented in contrast to those of the first permanent magnet 25 so as to promote the magnetic flux ⁇ in the magnetic circuit.
  • this second architecture has the advantage of balancing the magnetic force exerted when the plug is approached the basement.
  • the generated magnetic flux follows the same path as in the first architecture.
  • the second magnetic portion 23 is identical to that of the first architecture described above.
  • the first magnetic part 13 present in the base 1 comprises for its part a permanent magnet 15 fixed on one of its annular portions defined above so as to form the first air gap surface S1 located opposite the that made by the permanent magnet 25 of the second magnetic part 23.
  • the second air gap surface S10 is produced by means of an element 160 made of magnetic material.
  • the two ferromagnetic pieces 130, 230 of annular shape are of identical size.
  • This architecture has the advantage of allowing automatic centering of the plug 2 on the base 1, thanks to the two permanent magnets 15, 25 distributed in the base 1 and the plug 2.
  • the generated magnetic flux follows the same path as in the first architecture.
  • This configuration has the advantage of efficient self-centering and a balanced magnetic force, the four magnets 15, 16, 25, 26 being distributed symmetrically when the plug is approaching the base.
  • the two ferromagnetic pieces 130, 230 of annular shape are of identical sizes.
  • the generated magnetic flux follows the same path as in the first architecture.

Landscapes

  • Details Of Connecting Devices For Male And Female Coupling (AREA)
EP16748325.4A 2015-07-01 2016-06-28 Anordnung aus elektrischem stecker und buchse Active EP3317926B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1556200A FR3038460B1 (fr) 2015-07-01 2015-07-01 Ensemble de prise electrique
PCT/FR2016/051585 WO2017001755A1 (fr) 2015-07-01 2016-06-28 Ensemble de prise electrique

Publications (2)

Publication Number Publication Date
EP3317926A1 true EP3317926A1 (de) 2018-05-09
EP3317926B1 EP3317926B1 (de) 2021-03-31

Family

ID=53879701

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16748325.4A Active EP3317926B1 (de) 2015-07-01 2016-06-28 Anordnung aus elektrischem stecker und buchse

Country Status (10)

Country Link
US (1) US10348024B2 (de)
EP (1) EP3317926B1 (de)
JP (1) JP6783256B2 (de)
KR (1) KR102584737B1 (de)
CN (1) CN108028497B (de)
BR (1) BR112017028480B1 (de)
ES (1) ES2876037T3 (de)
FR (1) FR3038460B1 (de)
HK (1) HK1250422A1 (de)
WO (1) WO2017001755A1 (de)

Cited By (2)

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FR3119492A1 (fr) 2021-02-03 2022-08-05 Gulplug Dispositif de connexion électrique étanche à lamelles
FR3120275A1 (fr) 2021-03-01 2022-09-02 Gulplug Dispositif adaptable sur un véhicule électrique pour sa recharge

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US11491884B2 (en) * 2017-01-19 2022-11-08 Curtis Instruments Inc. Magnetic charger connector for wheelchair
CN114931690A (zh) * 2017-02-21 2022-08-23 微仙美国有限公司 电导管
EP3467956B1 (de) * 2017-08-23 2024-01-24 Amphenol Phitek Limited Elektrischer anschluss
US10752361B2 (en) 2017-08-23 2020-08-25 Amphenol Phitek Limited Circular magnetic jack
FR3072216B1 (fr) * 2017-10-10 2020-10-09 A Raymond Et Cie Dispositif de connexion comprenant un circuit magnetique multipolaire
EP3729480A4 (de) 2017-12-21 2022-01-05 Ideal Industries Inc. Verriegelungssystem mit konvertierbarer kraft
US10312631B1 (en) * 2018-02-20 2019-06-04 The Boeing Company Detachable communications connector for vehicle stores and method therefor
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CN108832411A (zh) * 2018-06-16 2018-11-16 北京设集约科技有限公司 一种用于充电接口的电磁锁系统及其控制方法
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FR3096184B1 (fr) 2019-05-15 2021-07-30 Gulplug Système de connexion électrique triphasée
CN112510403B (zh) * 2019-09-16 2023-02-03 上海莫仕连接器有限公司 第一连接器、第二连接器及电连接器组件
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KR20220012133A (ko) * 2020-07-22 2022-02-03 주식회사 엘지에너지솔루션 자석을 포함하는 커넥터 구조체
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FR3115406B1 (fr) 2020-10-21 2022-10-21 Gulplug Système de connexion électrique
CN113346294B (zh) * 2021-04-09 2023-02-10 上海元一电子有限公司 变频节能连接组件
KR20220148051A (ko) * 2021-04-28 2022-11-04 주식회사 엘지에너지솔루션 커넥터
KR102447721B1 (ko) * 2021-09-13 2022-09-27 주식회사 센서뷰 Rf 동축 케이블용 플러그 및 어댑터와 이를 구비하는 rf 커넥터 조립체
KR20230052483A (ko) * 2021-10-13 2023-04-20 주식회사 노바랩스 기계식 자석 rf 커넥터
FR3132797B1 (fr) 2022-02-14 2024-01-05 Gulplug Prise à connexion électrique radiale
FR3133276A1 (fr) 2022-03-03 2023-09-08 Gulplug Dispositif de connexion électrique à fiche électrique déployable
FR3135838A1 (fr) 2022-05-19 2023-11-24 Gulplug Procédé et système de connexion électrique automatique entre deux connecteurs

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Publication number Priority date Publication date Assignee Title
FR3119492A1 (fr) 2021-02-03 2022-08-05 Gulplug Dispositif de connexion électrique étanche à lamelles
FR3120275A1 (fr) 2021-03-01 2022-09-02 Gulplug Dispositif adaptable sur un véhicule électrique pour sa recharge
WO2022184566A1 (fr) 2021-03-01 2022-09-09 Gulplug Dispositif adaptable sur un véhicule électrique pour sa recharge

Also Published As

Publication number Publication date
BR112017028480A2 (pt) 2018-08-28
WO2017001755A1 (fr) 2017-01-05
CN108028497A (zh) 2018-05-11
HK1250422A1 (zh) 2018-12-14
EP3317926B1 (de) 2021-03-31
US20180191097A1 (en) 2018-07-05
FR3038460B1 (fr) 2019-09-13
KR102584737B1 (ko) 2023-10-05
US10348024B2 (en) 2019-07-09
FR3038460A1 (fr) 2017-01-06
CN108028497B (zh) 2020-06-02
JP2018519644A (ja) 2018-07-19
ES2876037T3 (es) 2021-11-11
BR112017028480B1 (pt) 2022-10-18
KR20180022938A (ko) 2018-03-06
JP6783256B2 (ja) 2020-11-11

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