EP1378416B1 - Elektrokontaktkupplung - Google Patents

Elektrokontaktkupplung Download PDF

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Publication number
EP1378416B1
EP1378416B1 EP03013973A EP03013973A EP1378416B1 EP 1378416 B1 EP1378416 B1 EP 1378416B1 EP 03013973 A EP03013973 A EP 03013973A EP 03013973 A EP03013973 A EP 03013973A EP 1378416 B1 EP1378416 B1 EP 1378416B1
Authority
EP
European Patent Office
Prior art keywords
contact
contact carrier
coupling according
electrical contact
coupling
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.)
Expired - Lifetime
Application number
EP03013973A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP1378416A1 (de
Inventor
Andreas Kainz
Uwe Ziegler
Frank Moskob
Dominik Neuberger
Gregor Nowak
Robert Dost
Jürgen Veit
Bernd Schumann
Robert Austen
Egbert Kurz
Othmar Von Berg
Monika Bauer
Klaus Hiller
Bernd Nussbaum
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.)
Era Contact GmbH
Original Assignee
Era Contact GmbH
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 Era Contact GmbH filed Critical Era Contact GmbH
Publication of EP1378416A1 publication Critical patent/EP1378416A1/de
Application granted granted Critical
Publication of EP1378416B1 publication Critical patent/EP1378416B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61G—COUPLINGS; DRAUGHT AND BUFFING APPLIANCES
    • B61G5/00—Couplings for special purposes not otherwise provided for
    • B61G5/06—Couplings for special purposes not otherwise provided for for, or combined with, couplings or connectors for fluid conduits or electric cables
    • B61G5/10—Couplings for special purposes not otherwise provided for for, or combined with, couplings or connectors for fluid conduits or electric cables for electric cables
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
    • H01R24/38—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged 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
    • H01R2107/00—Four or more poles

Definitions

  • the invention relates to an electrical contact coupling comprising a first and a second contact carrier housing, each having a first and second contact carrier for first and second contact elements record when engaging in make electrical contact with each other.
  • the conventional electrical contact couplings for example, in Rail vehicles used in conjunction with mechanical couplings Be sure to have heavy rectangular enclosures with a protective flap, either self-opening or positively controlled and the contact elements decoupled in the Condition against pollution ensures.
  • the housings are on poles or Rail slidable to the built-in contact elements in the To move coupling plane. The movement of the housing is done either over its own drive, such as a pneumatic cylinder or a with the mechanical coupling coupled drive, which acts externally on the housing.
  • the housings are usually suspended or stored with a certain amount of play, wherein the positioning of the housing relative to each other during the coupling process via centering pins and sockets on the housings. The positioning in axial direction is effected by the contact pressure of the mechanical clutch and over springs or rubber elements.
  • electrical contact couplings according to the preamble of claim 1 are known.
  • these couplings have two contact carriers provided with contact elements, which are rotationally symmetrical with respect to the coupling axis.
  • One of the contact carrier is designed as a plug part and the other contact carrier as a socket part.
  • the invention is based on the object, a compact, modular and easy Establish constructed electrical contact coupling of the type mentioned, a Data, signal and / or energy transmission with high reliability and Ensures noise immunity and facilitates their installation and service are.
  • first and the second Contact carrier with respect to the coupling axis of the electrical contact coupling are formed rotationally symmetrical, wherein the first contact carrier as a plug part is formed with a cylindrical outer peripheral surface, at the first Sliding contact elements are arranged, and wherein the second contact carrier as Socket part is formed, which is intended to receive the plug part and a cylindrical inner peripheral surface has, on the second sliding contact elements are arranged.
  • the contact elements are not essential exposed to mechanical stress.
  • the sliding contact elements are firstly fundamentally relatively insensitive to the expected mechanical forces and only then come into contact with each other when the contact carrier already centered relative to each other.
  • the grind at each coupling process Sliding contact elements together, thereby cleaning the contact surfaces takes place, so that always a flawless contact and thus signal transmission is possible.
  • the contact carriers are due to their rotationally symmetrical shape easy to manufacture, the centering of a cylindrical plug part in one cylindrical socket part can be simple and reliable way, for example be ensured by conical centering on the contact carriers.
  • the electrical contact coupling according to the invention can be automatically operated. She can work in different technical fields be used, where lines for energy, data and signal transmission solvable to connect with each other. In particular, it is for use with mechanical couplings on vehicles, in particular rail vehicles certainly.
  • one of the contact carriers is axial by means of an adjusting device adjustable.
  • this is the first contact carrier, which is connected for example with a double-acting pneumatic cylinder.
  • the other contact carrier is suitably mounted axially resilient and in Clamping direction biased so that it coincides when the contact carrier can escape axially to manufacturing tolerances on the contact carrier housings compensate and catch a game that occurs during operation.
  • the sliding contact elements on the outer peripheral surface of the first Contact carrier are arranged, still offers the possibility within the first contact carrier to arrange further contact elements.
  • the first Contact carrier on its second contact carrier side facing a cup-shaped cylindrical recess have in the plug contact elements are arranged, to cooperate with mating plug contact elements the second contact carrier are determined.
  • the Plug contact elements of contact pins and the mating contact elements of Sockets formed. Since the centering of on the plug part and the Bushing part trained centering surfaces are included, are the Plug contact elements in the inventive solution largely free of the mechanical loads associated with conventional electrical contact couplings Pin / socket contacts occur.
  • any Transverse forces on the contact pins can also be avoided in the recess of the first contact carrier further centering be arranged.
  • these can for example, consisting of an electrically conductive material ribs be formed, which extend between the plug contact elements and the at Domes engage in complementary recesses in the second contact carrier.
  • the centering thus take over the further function of Shielding elements, which are supplemented by another electrical shielding can be, which surround the plug contact elements individually or in groups.
  • the first contact carrier is remote on its second contact carrier Side with a receiving the terminal ends of the contact elements
  • Contact carrier can be connected to the bottom of the piston rod pneumatic adjusting device is connected, the one in the contact carrier box has opening axially continuous cable channel. Through the hollow piston rod the cable can be passed to the first contact carrier. If the Contact carrier with the bottom of the can directly and with the Kontakklichdose solvable is connected, the jacket of the contact carrier can from the can bottom and dissolved the contact carrier and pulled off to the front, so that the Exiting terminal ends of the contact elements of the first contact carrier. This facilitates assembly and service.
  • the second contact carrier is expediently axially movable and with radial play in the second contact carrier housing stored and has at its the first contact carrier facing the outer edge of a conical centering surface, which abutment with a complementary conical Stop surface of the second contact carrier housing is determined, wherein the second Contact carrier is biased by spring means in the direction of the stop surface.
  • the contact carrier housing with mechanical Provided centering means which engage in the coupling process, so that the contact carrier housing are aligned relative to each other before the first contact carrier is adjusted and the contact elements engage with each other to step.
  • the centering means may be associated with a signal generator, which on the mutual engagement of the centering responsive and, for example, the adjustment of the first contact carrier triggers when the two contact carrier housing relative aligned with each other.
  • the signal generator can also be on the mechanical Coupling can be arranged and on closing the mechanical coupling speak to.
  • At least one of the contact carrier housing via elastic Fastening elements can be fastened to the respective coupling head.
  • These Fasteners may be arranged so that the contact carrier housing slightly in the coupling direction over the respective coupling head of survive mechanical coupling. This ensures that independent from the game of mechanical coupling the contact carrier housing the Electrical contact coupling can meet in any case.
  • the first contact carrier in the coupled state either directly with the second Contact carrier or lockable with the second contact carrier housing.
  • adjustable locking element for engagement in a him associated recess in the other part is determined.
  • the locking element a by means of an electromagnet adjustable pin.
  • the Locking element may be on the female part or on the second Contact carrier housing to be arranged.
  • the locking element is expediently so designed to be at a threshold exceeding a certain threshold Tensile force on the interlocked parts releases the lock. This can be done by a corresponding design of the locking element with a Rampen configuration and the like and in the worst case by integration of a Predetermined breaking point to be ensured in the locking element.
  • a sensor which is the complete insertion the plug part in the socket part monitors and controls.
  • the example as Proximity sensor trained sensor switches on the complete insertion of the Plug parts in the socket part of the actuator and controls the operation of the Locking element. When unintentionally moving apart of the coupling parts if necessary, the sensor causes the adjusting device to be switched on again.
  • the adjusting device can be designed so that they are in the engaged state in a freewheeling position is switchable, in which the first contact carrier relative to the first contact carrier housing is axially free to move.
  • this closure preferably comprises at least one transverse to the coupling axis adjustable closure plate. Opposite the known hinged flaps, this solution has the great advantage that the closure only then needs to be opened when the contact carrier housing the Electric contact coupling already abut each other and the coupling openings the contact carrier housing so against the ingress of dirt and Moisture are protected.
  • a flap must first be swung away, before the contact carrier housing can be moved up to each other, so that the coupling openings at least until the meeting of the Uncover the contact carrier housing unprotected.
  • the closure thus expediently in dependence of the coupling process controllable, i. the shutter is opened only when the two Contact carrier housing abut each other or the shutter is closed, before the two contact carrier housing separate.
  • a movable one Closure plate could also be provided a kind of blind. These too can be make so that the coupling opening only after the meeting of the Contact carrier housing needs to be opened.
  • the electrical contact coupling shown schematically in Figure 1 comprises a first generally designated 10 coupling part and a second generally with 12th designated coupling part.
  • the first coupling part has a first Clutch housing 14 having a cylindrical wall 16 which axially through a front flange 18 and limited by a rear flange 20. These Flanges 18 and 20 are flattened on one side and with a mounting plate 22nd connected.
  • the mounting plate carries rubber buffer 24, in the threaded bolt 26th are embedded, with which the coupling part 10 on the not shown Coupling head of a mechanical coupling for rail vehicles attached can be.
  • the front flange 18 is defined by a perpendicular to the axis of the cylindrical contact carrier housing 14 directed cleat 28 covered, which is laterally (in Figure 1 up and down) over the front flange 18 addition extends.
  • recess 30 in the front Flange 18 are two plate-shaped slide 32 in the direction of arrows
  • the actuator for the slider 32 is not shown and may be arbitrary in principle.
  • a pneumatic cylinder 36 from which a piston rod 38 protrudes, with one in the first Contact carrier housing arranged generally designated 40 first Contact carrier is connected, so that it can be adjusted in the axial direction, as will be explained later.
  • the second coupling part 12 comprises a second contact carrier housing 42, which in the essentially the same as the first contact carrier housing 14 is constructed, so that the same parts are provided with the same reference numerals and not then again be explained.
  • the second contact carrier housing 42 serves to receive a second contact carrier 44, which will be explained in more detail below.
  • Centering pin 46 and centering bushes 48 are arranged, of which in the figures 1 and 2 only one pair is shown and the engaged in the coupling process engage to the two coupling parts 10 and 12 co-axially with each other to align before the contact carrier 40 and 44 engage with each other.
  • the first contact carrier 40 has a rotationally symmetrical formed insulating body 50 having a cylindrical outer peripheral surface 52. An its rear end, the insulating body 50 has a radially over the Peripheral surface 52 projecting annular flange 54. In the peripheral surface 52 are in even circumferentially spaced axially parallel grooves 56 worked out in which in each case a first contact element 58 is inserted.
  • the first contact element 58 has according to Figure 5, a cylindrical shaft portion 60 and an elongated support member 62, the in the groove 56 engages and on which a contact spring 64 is arranged. To the rear free end of the shaft portion 60 is a terminal lug 66 is attached.
  • the Contact element 58 may be made in one piece.
  • a cylindrical cup-shaped recess 68 in the other contact elements in Form of plug contact pins 70 are arranged in a circle.
  • a contact pin 72 In the middle of this Recess is a contact pin 72.
  • the contact pins 70 and 72 are respectively surrounded by a cylindrical shielding surface 74 and 76, wherein the Shielding surfaces 74 and 76 are interconnected by radial ribs 78, the as well as the shielding surfaces 74 and 76 are made of metal and next to her Shielding also serve as centering, as explained in more detail shall be.
  • the contact elements 70, 72 and the shields 74, 76,78 can Be part of an insert that can be used in the cup-shaped recess 68 and is held by a front ring 80 which by means of screws 82 on the Insulator 50 is attached.
  • the end ring 80 is provided with conical centering surfaces 83, 84 provided, which the insertion of the plug part designed as the first Contact carrier 40 in the second contact carrier 44 designed as a socket part facilitate.
  • the contact carrier 40 is at its rear end with a cylindrical Contact carrier can 86 connected, which is closed by a can bottom 88 and receives the shaft portions of the contact elements 58 with the terminal lugs 66.
  • the contact carrier 40 is via bolt 89 directly to the can bottom 88th connected.
  • the bolts 89 pass through the insulating body 50 in a manner not shown up to the lying under the end ring 80 end face of the insulating body 50, so that the Connection between the first contact carrier 40 and the bottom of the can 88 from the front can be solved.
  • the jacket of the contact carrier box 86 is connected to the bottom 88 through also connected from the front accessible not shown screws and can therefore be deducted forward. This facilitates access to the Terminal lugs 66 of the contact elements 58th
  • the piston rod 38 is rigidly connected to the bottom of the can 88.
  • the piston rod 38 is formed as a tube with a central channel 90 through which a not shown cable can be passed, which with the terminal lugs 66 to be connected cable cores comprises.
  • the piston rod 38 is also fixed with a piston 92 which is slidably guided in the cylinder 36.
  • the Cylinder 36 is designed as a double-acting cylinder, with the schematic indicated pneumatic lines 94 is connectable to the piston 92 and thus the contact carrier 40 in the direction of the double arrow B back and forth.
  • the outer end of the piston rod 38 can by a bellows, not shown to be protected. As you can see, are the moving parts of the actuator within the contact carrier housing 14 and the rigidly connected thereto Cylinder 36 and are therefore protected against external influences. This results a very compact and robust construction of the clutch.
  • the contact carrier box 86 has on its outer peripheral surface a sliding ring 96, with to which it is slidably guided on the inner surface of the housing wall 16.
  • second contact carrier 44 is formed as a socket part with an insulating body 98, which has a cup-shaped recess 100.
  • the fixed Contact tracks 106 At the cylindrical inner peripheral wall 102 of the recess 100 are uniform Circumferentially spaced second contact elements 104, the fixed Contact tracks 106 have.
  • the contact elements 104 are shown in FIG.
  • the fixed contact paths 106 are provided with a cylindrical shaft portion 108 connected, at its free end in each case a terminal lug 110 is located.
  • the contact elements 104 are not shown in recesses in the Insulator 98 used.
  • the insulating body 98 consists of a ring 112, on its rear side is closed by a bottom 114. On the side facing the ring 112 the bottom 114 carries a cylindrical base 116 in which sockets 118, 120 complementary to the contact pins 70 and 72 of the first contact carrier 40th are arranged.
  • the base 116 is formed by radially extending slots 122 and a divided cylindrical slot 124.
  • the slots 122 and 124 serve for Receiving the ribs 78 and the shield 76, when the first contact carrier 40th is inserted into the second contact carrier 44.
  • the contact sockets 118 have funnel-shaped extension surfaces 126, which facilitate insertion of the To facilitate contact pins 70 in the contact bushes 118.
  • the contact carrier 44 is in the contact carrier housing 42 parallel to the axis directed pins 128 mounted axially displaceable with radial play and through Springs 130 biased in the direction of arrow C. In FIG. 2, only one pin 128 is shown and a spring 130 is shown.
  • the pins 128 have in the insulating body 98 of the second contact carrier 44 a radial clearance, so that the second contact carrier 44th can compensate radial tolerances.
  • the ring 112 of the insulating body 98 has a conical surface at its free edge 132, which for abutment against a complementary conical surface 134 of the Contact carrier housing 42 is determined, as shown in Figure 2.
  • the second contact carrier 44 automatically centered when it is pressed by the springs 130 against the abutment surface 134.
  • the rear flange 20 of the second contact carrier housing 42 has an opening 136, through which a cable with the to the contact elements 104, 118 and 120th connectable cable cores can be inserted into the housing interior.
  • the coupling parts 10 and 12 are connected to the coupling heads, not shown mechanical coupling mounted so that they slightly over in the coupling direction protrude the respective coupling head.
  • this ensures that the Shock plates of the coupling parts 10 and 12 come to rest against each other, the Centering elements 46 and 48 on the housing flanges 18 in engagement with each other occur, so that the contact carrier housing 14 and 42 co-axially aligned with each other are.
  • There may be an unillustrated sensor that signals when the Clamp plates abut each other and the centering means 46, 48 in engagement with each other are. Depending on the sensor signal then the shutter slide 32 on opened the two Kontakkitatigephin 14 and 42.
  • the two contact carriers 40, 44 are determined by the various mentioned centering surfaces are aligned relative to each other, so that the Kontatkstatte 70 and 72 are respectively inserted into the associated contact sockets 118 and 120, respectively be without the risk of tilting of the pins.
  • the contact springs 64 of the first contact elements 58 slide on the contact tracks 106 of the second contact elements 104, whereby the contact surfaces cleaned become.
  • electromagnet 146 which has a locking pin 148 radially adjusted, so that this trained in a wall in the contact carrier box 86 Recess 150 can intervene.
  • this recess 150 is 90 ° shown offset.
  • signal-actuated locking can also be a elastic form-fitting, when exceeding a threshold value opening Lock be provided, for example, from a ball catch with a spring-loaded ball or an iris spring is formed.
  • the above-described Locking device be designed so that when exceeding a predetermined tensile force, which the two coupling parts 10 and 12th pulls apart, the lock gives way.
  • a positive locking can be formed be that it opens automatically at a given tensile force. This is on the Locking pin to provide a ramp surface through which the pin forcibly is moved into its release position when the axial tensile force a predetermined Value exceeds.
  • a radially adjustable pin to be provided with a predetermined breaking point.
  • the electrical contact coupling described above consists of simple to be produced and assembled parts.
  • the contact carrier housing which the Completely enclosing contact elements can reliably prevent penetration be protected from dirt and moisture, as they only open when the Clamp plates 28 of the two coupling parts 10 and 12 abut each other and thus virtually no dirt and moisture in the interior of the Contact carrier housing can penetrate. With the sliding contacts is a ensures reliable contact. As the contact carriers themselves into each other engage, the contact elements are not charged in the contact. she can clean themselves automatically. The large-scale centering of the Ensures interlocking contact carrier, that the contact pins in the first contact carrier without radial load in the associated contact sockets can occur the second contact carrier.
  • the axial deflectability of the second Kunststoffands and its radial play allow a balance of axial and radial relative movements of the contact carrier housing. That to some extent resilient attachment of the coupling parts 10 and 12 to the associated Coupling heads of the mechanical coupling allows compensation of Movements of the mechanical clutch. A mobility of the Contact carrier housing on the coupling heads of the mechanical coupling is not mandatory.
  • the above-described electrical contact coupling is not only easy to assemble, but also easy to maintain.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)
  • Connector Housings Or Holding Contact Members (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)
  • Mechanical Operated Clutches (AREA)
  • Contacts (AREA)
  • Surgical Instruments (AREA)
  • Multi-Conductor Connections (AREA)
  • Conductive Materials (AREA)
EP03013973A 2002-07-05 2003-06-20 Elektrokontaktkupplung Expired - Lifetime EP1378416B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10230379A DE10230379A1 (de) 2002-07-05 2002-07-05 Elektrokontaktkupplung
DE10230379 2002-07-05

Publications (2)

Publication Number Publication Date
EP1378416A1 EP1378416A1 (de) 2004-01-07
EP1378416B1 true EP1378416B1 (de) 2005-11-02

Family

ID=29719485

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03013973A Expired - Lifetime EP1378416B1 (de) 2002-07-05 2003-06-20 Elektrokontaktkupplung

Country Status (7)

Country Link
US (1) US6935881B2 (zh)
EP (1) EP1378416B1 (zh)
CN (1) CN100338826C (zh)
AT (1) ATE308442T1 (zh)
DE (2) DE10230379A1 (zh)
HK (1) HK1064513A1 (zh)
PL (1) PL205043B1 (zh)

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US10615530B2 (en) 2017-06-06 2020-04-07 Amphenol Corporation Spring loaded electrical connector
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CN109428209B (zh) * 2017-08-25 2020-05-26 莫列斯有限公司 电连接装置
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CN112930629B (zh) 2018-09-13 2022-12-02 哈廷电子有限公司及两合公司 具有接地端子区域的插接连接器
CN113366708B (zh) * 2019-01-30 2024-04-19 安费诺有限公司 弹簧加载电连接器
DE102019103260A1 (de) * 2019-02-11 2020-08-13 Harting Electric Gmbh & Co. Kg Sensorüberwachte Steckschnittstelle in einem Durchführungsgehäuse
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TWI720799B (zh) * 2019-12-06 2021-03-01 唐虞企業股份有限公司 連接器總成
CN111834777B (zh) * 2020-07-21 2021-10-01 盐城工学院 一种用于电子装置的电子元器件的连接装置
CN112405595A (zh) * 2020-11-19 2021-02-26 镇江吉美通工业自动化有限公司 自锁式磁浮连接器
CN114069364B (zh) * 2021-10-26 2023-10-24 南昌友星电子电器有限公司 一种用于汽车线束的可调节组装平台
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Also Published As

Publication number Publication date
ATE308442T1 (de) 2005-11-15
DE10230379A1 (de) 2004-01-15
HK1064513A1 (en) 2005-01-28
CN1482713A (zh) 2004-03-17
PL360968A1 (en) 2004-01-12
PL205043B1 (pl) 2010-03-31
US6935881B2 (en) 2005-08-30
US20040053528A1 (en) 2004-03-18
EP1378416A1 (de) 2004-01-07
DE50301533D1 (de) 2005-12-08
CN100338826C (zh) 2007-09-19

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