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EP1357645B1 - Intelligent connector for a data bus - Google Patents

Intelligent connector for a data bus Download PDF

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Publication number
EP1357645B1
EP1357645B1 EP20030007841 EP03007841A EP1357645B1 EP 1357645 B1 EP1357645 B1 EP 1357645B1 EP 20030007841 EP20030007841 EP 20030007841 EP 03007841 A EP03007841 A EP 03007841A EP 1357645 B1 EP1357645 B1 EP 1357645B1
Authority
EP
European Patent Office
Prior art keywords
connector
plug
housing
cable
connecting plug
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
EP20030007841
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German (de)
French (fr)
Other versions
EP1357645A1 (en
Inventor
Ralf Bauermeister
Jürgen Gutekunst
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.)
Murrelektronik GmbH
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Murrelektronik GmbH
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Publication date
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Application filed by Murrelektronik GmbH filed Critical Murrelektronik GmbH
Priority to EP20030007841 priority Critical patent/EP1357645B1/en
Publication of EP1357645A1 publication Critical patent/EP1357645A1/en
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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
    • H01R13/66—Structural association with built-in electrical component
    • H01R13/665—Structural association with built-in electrical component with built-in electronic circuit

Definitions

  • the invention relates to a connector for connecting an input / output unit, as an actuator, a sensor or the like. To a machine control with a central data bus according to the preamble of claim 1.
  • connection boxes in the data bus of a machine control, which as bus nodes, collect the connection cables of connected actuators and sensors. For this purpose it is necessary, each actuator and sensor over an own cable with the Connection box to connect. This requires a high material usage and leads to thick wire harnesses that collect in appropriate cable ducts and channels are.
  • a wiring harness is known in which a connector connect multiple actuators or sensors to a common data bus are.
  • the connector has a looped data bus to to be connected via other connectors actuators and / or sensors. To start up such a data bus must have a correct address assignment be ensured to ensure trouble-free operation.
  • the invention is based on the object, a simple connection of sensors and / or actuators to a central data bus of a machine control with safer Provide address assignment.
  • a first connector is the connector with the incoming Cable connected, which is looped through to a second connector on which following units can be connected.
  • the connector has a connection for the connection to the associated input / output unit, wherein the connection via an arranged in the housing of the connector electronics to the looped cable is connected. This creates on the one hand the possibility via the electronics the connection corresponding to the connected I / O unit head for.
  • the intelligent connector recognizes the in the housing integrated electronics the connected unit and binds the unit accordingly the individual wires of the cable to the data bus.
  • the user can do the same Connector for connecting sensors as well as for connecting actuators to use.
  • a simple addressing is made possible when starting the system.
  • the power supply of the following intelligent connector interrupted by the electronic switch. After the first Connector on the cable of the data bus through the machine control is addressed and the actuator or sensor connected to it via this address System is assigned, the electronic switch is closed, so that the next Connector in the row of cable is powered. Now the next connector addressed in the same way and after completed Addressing turn closed the provided in this connector electronic switch. In this way one after the other all connected to a data bus Sensors and actuators addressed and assigned with their address in the system.
  • the housing of the connector according to Art a connector strip is formed.
  • the plug is preferred as Multipole valve plug formed and serves the connection an actuator unit formed by a valve terminal is.
  • the electronics in the housing of the connector is advantageous poured, in particular sealed, so that even under harsh environmental conditions a mechanical Damage to the electronics or influences by dirt, Solvent or the like. Are safely avoided. It corresponds the material with which the electronics in the housing is potted, preferably the housing material of the connector.
  • the so solid designed connector has a mounting hole, which integrates into the housing is.
  • the cast-in electronics are provided with a light-emitting diode, in the wall of the connector housing as a visual display serves.
  • About the electronics can be a self-diagnosis both the connected input / output unit made as well as the incoming and the - Continuing cables are monitored.
  • the plug connection in side view in the shape of a T. or a Y formed, wherein the plug connection the foot of the T and the Y forms and the connectors the ends the crossbeam of the T or the two upper ends of the Y represent.
  • the connector 1 shown in Figs. 1 to 3 is used the connection of input / output units (I / O units), such as an actuator 2, 4 or a sensor 3, 5 to a central Data bus 6 to be connected via connector 6a.
  • I / O units input / output units
  • Each of the input / output units 2, 3, 4, 5 is above the Connector 1 with a multi-core electrical Cable 7 connected leading to a junction box 8, the as a bus node 9 a plurality of I / O units via Plug 10 connects to the data bus 6.
  • connection box 8 for the power supply of the sensors 3, 5 and actuators 2, 4 is provided via the connection box 8.
  • the necessary operating voltage U actuator and U sensor is also supplied via the cable 7, which is designed in particular as a six-core cable 7.
  • the housing 12 of the connector 1 a first connector 20 for an incoming cable 21st and a second connector 30 for a continuing Cable 31 on.
  • a first connector 20 for an incoming cable 21st and a second connector 30 for a continuing Cable 31 on.
  • a second connector 30 for a continuing Cable 31 on.
  • the housing 12 of the connector 1 further has a Plug-in connection 40, to which an I / O unit 2, 3, 4, 5 connected.
  • the plug connection 40th directly to the housing 13 of the sensor 3,5 or the Housing 14 of the actuator 2.4 be plugged.
  • the connector 1 is thus directly on the housing 13, 14 of the I / O unit kept plugged.
  • the plug connection 40 is electrically connected to a housing 12 arranged electronics 15 to the looped cable. 7 connected. Via a central microprocessor 16 is the plug connection 40 is configured, the electronics 15 independently detects whether a sensor 3, 5 or an actuator 2, 4 connected. Accordingly, the connection lines 17 switched so that the user only the intelligent connector with the sensor 3,5 or Actuator 2.4 has to connect and further adjustment measures are not necessary.
  • the connector 1 can - with otherwise the same training Housing 12 - designed as T-connector be (Fig. 2) or the shape of a Y (Fig. 3) have. Thus, a suitable plug can be selected for each location become.
  • Fig. 1 can with the intelligent connector 1 to a connector 10 of the connection box 8 of the bus node 9 more than one actuator or sensor connected become.
  • the bus and power cable 7 is passed through each connector 1 looped through, so that on the cable. 7 parallel multiple sensors 3, 5 and actuators 2, 4 operated can be. It is noteworthy that on the same cable both input units such as sensors and output units how actuators can be connected mixed.
  • the intelligent Connector 1 with distance to the sensor 5 or to arrange actuator 4, wherein the distance via a corresponding Connecting cable 18 and 19 to bridge. So even in tight installation conditions intelligent Connector 1 can be used.
  • a mounting hole 45 is provided by a fastening screw or the like. Fastening element can be performed.
  • the electronics 15 is designed so that the microprocessor 16 shows an optical display in the form of a light-emitting diode 25 controls, wherein the light emitting diode expediently in the wall of the Housing 12 of the connector 1 is inserted. Thereby can be displayed on the connector 1, if the connected actuator 2, 4 or sensor 3, 5 malfunctions shows. At the same time can on the LED 25 the proper condition of the continuation cable is displayed become. The user can do so without expensive technical Measures through a check passage along the cable 7 determine if and where errors occur.
  • connection lines 17 are connected to an input module 28, which is controlled by the microprocessor 16.
  • electronic switches 27 and an output module 29 are the Connecting lines 17 also as outputs to switch.
  • the electronics 15 in the housing of the Pour in connector 1 is to compensate for tolerances on the LED applied a drop of clear silicone.
  • the LED may not be complete enclose, so that the visual recognizability of outside is guaranteed.
  • the measure, the LED or another optical indication before the encapsulation of the electronics to provide a drop of silicone is for itself in manufacturing technology of particular importance. The thought the application of a silicone drop is also independent from the present invention of the connector can be used advantageously in production technology.
  • the individual sensors 3, 5 and actuators 2, 4 are in Data bus 6 detected by own addresses, with their own Addresses when commissioning the control system from Assigned to the system.
  • the power supply of the microprocessor 16 is between the incoming connector 20 and the electronic switch 23 tapped, so that only the first connector 1 in the cable 7 is supplied with power is.
  • the electronic switch 23 via the Microprocessor 16 is driven and closed, so that the next connector 1 in the row of cable 7 with Voltage is supplied.
  • the last connector 1 terminates the cable 7. Accordingly, its housing 12 'only one connector 20 'for the incoming cable 21' and a Plug connection 40 'for the sensor 3 on. The continuing Plug connection is omitted.
  • the Connector 1 in the form of a terminal block designed, with one behind the other at one end in a row the connector 20 for the incoming cable 21st and the connector 30 for the continuation cable 31st are provided.
  • the connector 20 is as a plug, the connector 30 designed as a socket.
  • the free end 41 carries a connector 44.
  • the connector 44 is preferably a multipole valve plug trained and serves the connection with a valve terminal trained actuator 4.
  • the valve terminal consists from several, in the embodiment eight next to each other arranged switching valves 45, which in a common Valve bank 46 are held.
  • connection cable 19a can be different connector systems connected to the different valve manufacturer become.
  • Fig. 4 integrated in the terminal block 1 Electronics allows electrical wire break detection. Each connected channel is individually shorted supervised. The maximum number of channels is in the embodiment sixteen.
  • An error eg. B. short circuit or wire break, is from the electronics via a z. B. red LED 25 displayed on the top of the housing 12a. additionally Each error can also be displayed individually as plain text on the internal system or higher-level system.

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)

Description

Die Erfindung betrifft einen Verbindungsstecker zum Anschluß einer Eingabe/Ausgabe-Einheit, wie eines Aktors, eines Sensors oder dgl. an eine Maschinensteuerung mit einem zentralen Datenbus nach dem Oberbegriff des Anspruchs 1.The invention relates to a connector for connecting an input / output unit, as an actuator, a sensor or the like. To a machine control with a central data bus according to the preamble of claim 1.

Es ist bekannt, im Datenbus einer Maschinensteuerung Anschlußboxen anzuordnen, die als Busknoten die Anschlußkabel angeschlossener Aktoren und Sensoren sammeln. Hierzu ist es notwendig, jeden Aktor und Sensor über ein eigenes Kabel mit der Anschlußbox zu verbinden. Dies bedingt einen hohen Materialeinsatz und führt zu dicken Kabelbäumen, die in entsprechenden Kabelschächten und Kanälen zu sammeln sind.It is known to arrange connection boxes in the data bus of a machine control, which as bus nodes, collect the connection cables of connected actuators and sensors. For this purpose it is necessary, each actuator and sensor over an own cable with the Connection box to connect. This requires a high material usage and leads to thick wire harnesses that collect in appropriate cable ducts and channels are.

Aus der US-B 6,291,770 ist ein Kabelbaum bekannt, bei dem über einen Verbindungsstecker mehrere Aktoren oder Sensoren an einen gemeinsamen Datenbus anzuschließen sind. Hierzu weist der Verbindungsstecker einen durchgeschleiften Datenbus auf, an den über weitere Steckverbindungen Aktoren und/oder Sensoren anzuschließen sind. Zur Inbetriebnahme eines derartigen Datenbusses muß eine korrekte Adressenzuordnung sichergestellt sein, um einen störungsfreien Betrieb zu gewährleisten.From US-B 6,291,770 a wiring harness is known in which a connector connect multiple actuators or sensors to a common data bus are. For this purpose, the connector has a looped data bus to to be connected via other connectors actuators and / or sensors. To start up such a data bus must have a correct address assignment be ensured to ensure trouble-free operation.

Der Erfindung liegt die Aufgabe zugrunde, einen einfachen Anschluß von Sensoren und/oder Aktoren an einen zentralen Datenbus einer Maschinensteuerung mit sicherer Adressenzuweisung bereitzustellen.The invention is based on the object, a simple connection of sensors and / or actuators to a central data bus of a machine control with safer Provide address assignment.

Die Aufgabe wird erfindungsgemäß nach den kennzeichnenden Merkmalen des Anspruchs 1 gelöst. The object is achieved according to the characterizing features of Claim 1 solved.

Über eine erste Steckverbindung ist der Verbindungsstecker mit dem ankommenden Kabel verbunden, welches auf eine zweite Steckverbindung durchgeschleift ist, an welche folgende Einheiten angeschlossen werden können. An dem ankommenden Kabel können so in einer Reihe hintereinander mehrere Sensoren und mehrere Aktoren angeschlossen werden, wobei diese E/A-Einheiten auch gemischt an einem gleichen Kabel angeschlossen werden können. Der Verbindungsstecker weist einen Anschluß für die Verbindung mit der zugeordneten Eingabe/Ausgabe-Einheit auf, wobei der Anschluß über eine im Gehäuse des Verbindungssteckers angeordnete Elektronik an das durchgeschleifte Kabel angeschlossen ist. Dadurch ist einerseits die Möglichkeit geschaffen, über die Elektronik den Anschluß entsprechend der angeschlossenen E/A-Einheit anzusteuern. Der intelligente Verbindungsstecker erkennt über die im Gehäuse integrierte Elektronik die angeschlossene Einheit und bindet die Einheit entsprechend an die einzelnen Leitungen des Kabels zum Datenbus an. Der Benutzer kann den gleichen Verbindungsstecker zum Anschluß von Sensoren als auch zum Anschluß von Aktoren benutzen. Andererseits wird beim Anfahren der Anlage eine einfache Adressierung ermöglicht. Hierzu wird die Spannungsversorgung der nachfolgenden intelligenten Verbindungsstecker durch den elektronischen Schalter unterbrochen. Nachdem der erste Verbindungsstecker am Kabel des Datenbusses durch die Maschinensteuerung adressiert ist und der daran angeschlossene Aktor oder Sensor über diese Adresse dem System zugeordnet ist, wird der elektronische Schalter geschlossen, so daß der nächste Verbindungsstecker in der Reihe des Kabels mit Spannung versorgt ist. Nun wird der nächste Verbindungsstecker in gleicher Weise adressiert und nach abgeschlossener Adressierung wiederum der in diesem Stecker vorgesehene elektronische Schalter geschlossen. Auf diese Weise werden nacheinander alle an einem Datenbus angeschlossenen Sensoren und Aktoren adressiert und mit ihrer Adresse im System zugeordnet.About a first connector is the connector with the incoming Cable connected, which is looped through to a second connector on which following units can be connected. At the incoming Cables can thus in a row consecutively several sensors and multiple actuators be connected, these I / O units also mixed at the same Cable can be connected. The connector has a connection for the connection to the associated input / output unit, wherein the connection via an arranged in the housing of the connector electronics to the looped cable is connected. This creates on the one hand the possibility via the electronics the connection corresponding to the connected I / O unit head for. The intelligent connector recognizes the in the housing integrated electronics the connected unit and binds the unit accordingly the individual wires of the cable to the data bus. The user can do the same Connector for connecting sensors as well as for connecting actuators to use. On the other hand, a simple addressing is made possible when starting the system. For this purpose, the power supply of the following intelligent connector interrupted by the electronic switch. After the first Connector on the cable of the data bus through the machine control is addressed and the actuator or sensor connected to it via this address System is assigned, the electronic switch is closed, so that the next Connector in the row of cable is powered. Now the next connector addressed in the same way and after completed Addressing turn closed the provided in this connector electronic switch. In this way one after the other all connected to a data bus Sensors and actuators addressed and assigned with their address in the system.

In einer ersten Ausführungsform ist das Gehäuse des Verbindungssteckers nach Art einer Steckerleiste ausgebildet. Dabei wird der Anschluß zu der angeschlossenen Eingabe/Ausgabe-Einheit trägt. Der Stecker ist bevorzugt als Multipolventilstecker ausgebildet und dient dem Anschluß einer Aktoreinheit, die durch eine Ventilinsel gebildet ist. Durch Konfektionierung des freien Endes des Anschlusskabels mit angepassten Multipolventilstecker können Ventilinseln unterschiedlicher Hersteller mit dem System verbunden werden.In a first embodiment, the housing of the connector according to Art a connector strip is formed. In the process, the connection to the connected input / output unit becomes wearing. The plug is preferred as Multipole valve plug formed and serves the connection an actuator unit formed by a valve terminal is. By assembling the free end of the connection cable with adapted Multipolventilstecker valve islands different manufacturers connected to the system become.

Es kann vorteilhaft sein, den Anschluß für die Eingabe/Ausgabe-Einheit als im Gehäuse montierter und gehaltener Steckanschluß auszubilden, so daß der Verbindungsstecker ohne äußeres Verbindungskabel unmittelbar auf das Gehäuse einer Eingabe/Ausgabe-Einheit wie einen Sensor oder einen Aktor aufgesteckt werden kann.It may be advantageous to connect to the input / output unit as mounted and held in the housing Form plug connection, so that the connector without external connecting cable directly to the Housing an input / output unit such as a sensor or an actuator can be attached.

Vorteilhaft ist die Elektronik im Gehäuse des Verbindungssteckers eingegossen, insbesondere dicht eingegossen, so daß auch unter rauhen Umgebungsbedingungen eine mechanische Schädigung der Elektronik oder Einflüsse durch Schmutz, Lösungsmittel oder dgl. sicher vermieden sind. Dabei entspricht das Material, mit dem die Elektronik im Gehäuse vergossen wird, vorzugsweise dem Gehäusematerial des Verbindungssteckers.The electronics in the housing of the connector is advantageous poured, in particular sealed, so that even under harsh environmental conditions a mechanical Damage to the electronics or influences by dirt, Solvent or the like. Are safely avoided. It corresponds the material with which the electronics in the housing is potted, preferably the housing material of the connector.

Der derart massiv ausgebildete Verbindungsstecker weist eine Befestigungsöffnung auf, die in das Gehäuse integriert ist. Mittels der Befestigungsöffnung kann der Verbindungsstecker mechanisch festgelegt werden, wobei gleichzeitig die angeschlossenen Kabel ortsfest fixiert sind. The so solid designed connector has a mounting hole, which integrates into the housing is. By means of the attachment opening of the connector be mechanically fixed, while at the same time the connected cables are fixed in place.

Die eingegossene Elektronik ist mit einer Leuchtdiode versehen, die in der Wand des Steckergehäuses als optische Anzeige dient. Über die Elektronik kann eine Selbstdiagnose sowohl der angeschlossenen Eingabe/Ausgabe-Einheit vorgenommen werden, als auch das ankommende und das - weiterführende Kabel überwacht werden.The cast-in electronics are provided with a light-emitting diode, in the wall of the connector housing as a visual display serves. About the electronics can be a self-diagnosis both the connected input / output unit made as well as the incoming and the - Continuing cables are monitored.

Um unterschiedlichen Einbaubedingungen Rechnung zu tragen, ist der Steckanschluß in Seitenansicht in der Form eines T oder eines Y ausgebildet, wobei der Steckanschluß den Fuß des T bzw. des Y bildet und die Steckverbindungen die Enden des Querbalken des T bzw. die beiden oberen Enden des Y darstellen.To take account of different installation conditions, is the plug connection in side view in the shape of a T. or a Y formed, wherein the plug connection the foot of the T and the Y forms and the connectors the ends the crossbeam of the T or the two upper ends of the Y represent.

Weitere Merkmale der Erfindung ergeben sich aus den weiteren Ansprüchen, der Beschreibung und der Zeichnung, in der nachfolgend im einzelnen beschriebene Ausführungsbeispiele der Erfindung dargestellt sind. Es zeigen:

Fig. 1
eine schematische Ansicht eines Busknotens mit daran angeschlossenen Sensoren und Aktoren,
Fig. 2
in vergrößerter Darstellung einen erfindungsgemäßen Verbindungsstecker in T-Form,
Fig. 3
in vergrößerter Darstellung einen erfindungsgemäßen Verbindungsstecker in Y-Form,
Fig. 4
in schematischer Darstellung eine im Gehäuse des Verbindungssteckers integrierte aktive Elektronik,
Fig. 5
in perspektivische Darstellung einen Verbindungsstecker in Form einer Anschlussleiste mit einem Anschlusskabel,
Fig. 6
eine schematische Darstellung eines an einen Datenbus angeschlossenen Verbindunssteckers in Form einer Anschlussleiste mit einer angeschlossenen Ventilinsel.
Further features of the invention will become apparent from the other claims, the description and the drawing, are shown in the below described in detail embodiments of the invention. Show it:
Fig. 1
a schematic view of a bus node with connected sensors and actuators,
Fig. 2
in an enlarged view a connector according to the invention in T-shape,
Fig. 3
in an enlarged view a connector according to the invention in Y-shape,
Fig. 4
a schematic representation of an integrated in the housing of the connector active electronics,
Fig. 5
in perspective view a connector in the form of a terminal block with a connection cable,
Fig. 6
a schematic representation of a connected to a data bus Verbindunssteckers in the form of a terminal block with a connected valve terminal.

Der in den Fig. 1 bis 3 gezeigte Verbindungsstecker 1 dient dem Anschluß von Eingabe/Ausgabe-Einheiten (E/A-Einheiten), wie eines Aktors 2, 4 oder eines Sensors 3, 5 an einen zentralen Datenbus 6, der über Stecker 6a anzuschließen ist. Jede der Eingabe/Ausgabe-Einheiten 2, 3, 4, 5 ist über den Verbindungsstecker 1 mit einem mehradrigen elektrischen Kabel 7 verbunden, das zu einer Anschlußbox 8 führt, die als Busknoten 9 eine Vielzahl von E/A-Einheiten über Stecker 10 an den Datenbus 6 anschließt.The connector 1 shown in Figs. 1 to 3 is used the connection of input / output units (I / O units), such as an actuator 2, 4 or a sensor 3, 5 to a central Data bus 6 to be connected via connector 6a. Each of the input / output units 2, 3, 4, 5 is above the Connector 1 with a multi-core electrical Cable 7 connected leading to a junction box 8, the as a bus node 9 a plurality of I / O units via Plug 10 connects to the data bus 6.

Neben dem Datenbus 6 ist über die Anschlußbox 8 ein Energieanschluß 11 für die Spannungsversorgung der Sensoren 3, 5 und Aktoren 2, 4 vorgesehen. Die notwendige Betriebsspannung UAktor und USensor ist ebenfalls über das Kabel 7 zugeführt, welches insbesondere als sechsadriges Kabel 7 ausgeführt ist.In addition to the data bus 6, a power connection 11 for the power supply of the sensors 3, 5 and actuators 2, 4 is provided via the connection box 8. The necessary operating voltage U actuator and U sensor is also supplied via the cable 7, which is designed in particular as a six-core cable 7.

Wie in Fig. 1 gezeigt und in den Fig. 2 und 3 vergrößert dargestellt, weist das Gehäuse 12 des Verbindungssteckers 1 eine erste Steckverbindung 20 für ein ankommendes Kabel 21 sowie eine zweite Steckverbindung 30 für ein weiterführendes Kabel 31 auf. Wie in der schematischen Darstellung in Fig. 4 zu sehen, ist das an der ersten Steckverbindung 20 ankommende Kabel ohne Unterbrechung auf die zweite, weiterführende Steckverbindung 30 durchgeschleift.As shown in Fig. 1 and in Figs. 2 and 3 enlarged shown, the housing 12 of the connector 1 a first connector 20 for an incoming cable 21st and a second connector 30 for a continuing Cable 31 on. As in the schematic diagram seen in Fig. 4, that is at the first connector 20 incoming cables without interruption on the second, continuing connector 30 looped through.

Das Gehäuse 12 der Steckverbindung 1 weist ferner einen Steckanschluß 40 auf, an den eine E/A-Einheit 2, 3, 4, 5 angeschlossen ist. Dabei kann der Steckanschluß 40 unmittelbar an dem Gehäuse 13 des Sensors 3,5 oder aber dem Gehäuse 14 des Aktors 2,4 aufgesteckt sein. Der Verbindungsstecker 1 wird so unmittelbar auf dem Gehäuse 13, 14 der E/A-Einheit aufgesteckt gehalten.The housing 12 of the connector 1 further has a Plug-in connection 40, to which an I / O unit 2, 3, 4, 5 connected. In this case, the plug connection 40th directly to the housing 13 of the sensor 3,5 or the Housing 14 of the actuator 2.4 be plugged. The connector 1 is thus directly on the housing 13, 14 of the I / O unit kept plugged.

Der Steckanschluß 40 ist elektrisch über eine im Gehäuse 12 angeordnete Elektronik 15 an das durchgeschleifte Kabel 7 angeschlossen. Über einen zentralen Mikroprozessor 16 wird der Steckanschluß 40 konfiguriert, wobei die Elektronik 15 selbständig erkennt, ob ein Sensor 3, 5 oder ein Aktor 2, 4 angeschlossen ist. Entsprechend werden die Anschlußleitungen 17 geschaltet, so daß der Benutzer lediglich den intelligenten Verbindungsstecker mit dem Sensor 3,5 oder Aktor 2,4 zu verbinden hat und weitere Einstellmaßnahmen nicht notwendig sind.The plug connection 40 is electrically connected to a housing 12 arranged electronics 15 to the looped cable. 7 connected. Via a central microprocessor 16 is the plug connection 40 is configured, the electronics 15 independently detects whether a sensor 3, 5 or an actuator 2, 4 connected. Accordingly, the connection lines 17 switched so that the user only the intelligent connector with the sensor 3,5 or Actuator 2.4 has to connect and further adjustment measures are not necessary.

Der Verbindungsstecker 1 kann - bei ansonsten gleich ausgebildetem Gehäuse 12 - als T-Verbindungsstecker ausgeführt sein (Fig. 2) oder aber die Gestalt eines Y (Fig. 3) haben. So kann für jeden Einsatzort ein geeigneter Stecker ausgewählt werden. The connector 1 can - with otherwise the same training Housing 12 - designed as T-connector be (Fig. 2) or the shape of a Y (Fig. 3) have. Thus, a suitable plug can be selected for each location become.

Wie Fig. 1 zeigt, kann mit dem intelligenten Verbindungsstecker 1 an einen Stecker 10 der Anschlußbox 8 des Busknotens 9 mehr als ein Aktor oder Sensor angeschlossen werden. Das Bus- und Energiekabel 7 wird durch jeden Verbindungsstecker 1 durchgeschleift, so daß an dem Kabel 7 parallel mehrere Sensoren 3, 5 und Aktoren 2, 4 betrieben werden können. Bemerkenswert ist, daß an dem gleichen Kabel sowohl Eingabe-Einheiten wie Sensoren als auch Ausgabe-Einheiten wie Aktoren gemischt angeschlossen werden können.As shown in Fig. 1, can with the intelligent connector 1 to a connector 10 of the connection box 8 of the bus node 9 more than one actuator or sensor connected become. The bus and power cable 7 is passed through each connector 1 looped through, so that on the cable. 7 parallel multiple sensors 3, 5 and actuators 2, 4 operated can be. It is noteworthy that on the same cable both input units such as sensors and output units how actuators can be connected mixed.

Es kann für bestimmte Einsatzzwecke notwendig sein, den intelligenten Verbindungsstecker 1 mit Abstand zum Sensor 5 oder Aktor 4 anzuordnen, wobei der Abstand über ein entsprechendes Verbindungskabel 18 bzw. 19 zu überbrücken ist. So können auch bei engen Einbau-Verhältnissen intelligente Verbindungsstecker 1 genutzt werden. Um die Verbindungsstecker 1 bei Bedarf festlegen zu können, ist im Gehäuse 12 des Verbindungssteckers 1 eine Befestigungsöffnung 45 vorgesehen, durch die eine Befestigungsschraube oder dgl. Befestigungselement geführt werden kann.It may be necessary for certain purposes, the intelligent Connector 1 with distance to the sensor 5 or to arrange actuator 4, wherein the distance via a corresponding Connecting cable 18 and 19 to bridge. So even in tight installation conditions intelligent Connector 1 can be used. To the connector 1 to be able to specify if necessary, is in the housing 12th the connector 1, a mounting hole 45 is provided by a fastening screw or the like. Fastening element can be performed.

Die Elektronik 15 ist so ausgelegt, daß der Mikroprozessor 16 eine optische Anzeige in Form einer Leuchtdiode 25 steuert, wobei die Leuchtdiode zweckmäßig in der Wand des Gehäuses 12 des Verbindungssteckers 1 eingelassen ist. Dadurch kann am Verbindungsstecker 1 angezeigt werden, ob der angeschlossene Aktor 2, 4 oder Sensor 3, 5 Funktionsstörungen zeigt. Gleichzeitig kann über die Leuchtdiode 25 der ordnungsgemäße Zustand des weiterführenden Kabels angezeigt werden. Der Benutzer kann so ohne aufwendige technische Maßnahmen durch einen Kontrollgang längs des Kabels 7 feststellen, ob und an welcher Stelle Fehler auftreten.The electronics 15 is designed so that the microprocessor 16 shows an optical display in the form of a light-emitting diode 25 controls, wherein the light emitting diode expediently in the wall of the Housing 12 of the connector 1 is inserted. Thereby can be displayed on the connector 1, if the connected actuator 2, 4 or sensor 3, 5 malfunctions shows. At the same time can on the LED 25 the proper condition of the continuation cable is displayed become. The user can do so without expensive technical Measures through a check passage along the cable 7 determine if and where errors occur.

Zur Diagnose der angeschlossenen Kabel 21, 31 und/oder der aufgesteckten Sensoren 3,5 oder Aktoren 2,4 ist im Mikroprozessor 16 eine Diagnoseeinheit 26 integriert. Die Anschlußleitungen 17 sind mit einem Eingangsmodul 28 verbunden, welches vom Mikroprozessor 16 gesteuert ist. Über elektronische Schalter 27 und ein Ausgangsmodul 29 sind die Anschlußleitungen 17 auch als Ausgänge zu schalten.For the diagnosis of the connected cables 21, 31 and / or the plugged sensors 3,5 or actuators 2,4 is in the microprocessor 16 a diagnostic unit 26 integrated. The connection lines 17 are connected to an input module 28, which is controlled by the microprocessor 16. about electronic switches 27 and an output module 29 are the Connecting lines 17 also as outputs to switch.

Um den Verbindungsstecker und die darin angeordnete Elektronik auch in rauhen Betriebsumgebungen einsetzen zu können, ist vorgesehen, die Elektronik 15 im Gehäuse des Verbindungssteckers 1 einzugießen, insbesondere dicht einzugießen. Um zu gewährleisten, daß die Leuchtdiode 25 nicht von dem dunklen Material des Gehäuses 12 vollständig umgeben wird, ist zum Ausgleich von Toleranzen auf die Leuchtdiode ein Tropfen klares Silikon aufgebracht. Wird die Elektronik 15 in die Spritzform eingelegt, gleicht der Silikontropfen etwaige Toleranzen aus; das dunkle Material des Gehäuses, welches gleichzeitig zum Umspritzen der Elektronik 15 verwendet wird, kann die Leuchtdiode nicht vollständig umschließen, so daß die optische Erkennbarkeit von außen gewährleistet ist. Die Maßnahme, die Leuchtdiode oder eine andere optische Anzeige vor dem Umspritzen der Elektronik mit einem Tropfen Silikon zu versehen, ist für sich in der Fertigungstechnik von besonderer Bedeutung. Der Gedanke des Aufbringens eines Silikontropfens ist auch unabhängig von der vorliegenden Erfindung des Verbindungssteckers in der Fertigungstechnik vorteilhaft einsetzbar.To the connector and the electronics arranged therein also in harsh operating environments to use can, is provided, the electronics 15 in the housing of the Pour in connector 1, in particular to pour in tightly. To ensure that the light emitting diode 25 is not completely surrounded by the dark material of the housing 12 is to compensate for tolerances on the LED applied a drop of clear silicone. Becomes the electronics 15 inserted into the mold, the same Silicone drop any tolerances; the dark material of the housing, which at the same time for overmolding the electronics 15 is used, the LED may not be complete enclose, so that the visual recognizability of outside is guaranteed. The measure, the LED or another optical indication before the encapsulation of the electronics to provide a drop of silicone is for itself in manufacturing technology of particular importance. The thought the application of a silicone drop is also independent from the present invention of the connector can be used advantageously in production technology.

Um auch die Verbindungsstecker 20, 30 und den Steckanschluß 40 dicht auszuführen, können Gewindeverbindungen z. B. in M12 vorgesehen sein. So ist die Schutzklasse IP67 gewährleistet.To the connector 20, 30 and the plug connection 40 tight perform threaded connections z. In M12 be provided. This ensures protection class IP67.

Die einzelnen Sensoren 3, 5 und Aktoren 2, 4 werden im Datenbus 6 durch eigene Adressen erkannt, wobei die eigenen Adressen bei der Inbetriebnahme der Steuerungsanlage vom System zugewiesen werden. Um beim Anfahren der Anlage die Adressierung zu ermöglichen, ist vorgesehen, die Spannungsversorgung der nachfolgenden intelligenten Verbindungsstecker durch einen elektronischen Schalter 23 zu unterbrechen. Die Spannungsversorgung des Mikroprozessors 16 wird zwischen der eingehenden Steckverbindung 20 und dem elektronischen Schalter 23 abgegriffen, so daß nur die erste Steckverbindung 1 im Kabel 7 mit Spannung versorgt ist. Nachdem der erste Verbindungsstecker am Kabel 7 durch die Maschinensteuerung adressiert ist und der daran angeschlossene Sensor 3 über diese Adresse im System zugeordnet ist, wird der elektronische Schalter 23 über den Mikroprozessor 16 angesteuert und geschlossen, so daß der nächste Verbindungsstecker 1 in der Reihe des Kabels 7 mit Spannung versorgt ist. Nun wird der nächste Verbindungsstecker in der gleichen Weise adressiert und nach abgeschlossener Adressierung wiederum der in diesem Stecker vorgesehene elektronische Schalter 23 vom Mikroprozessor 16 geschlossen, so daß der dann folgende Verbindungsstecker 1 mit Spannung versorgt ist. Auf diese Weise werden nacheinander alle an einem Kabel 7 angeschlossenen Sensoren und Aktoren adressiert und mit ihrer Adresse im System zugeordnet.The individual sensors 3, 5 and actuators 2, 4 are in Data bus 6 detected by own addresses, with their own Addresses when commissioning the control system from Assigned to the system. To start the system Addressing is provided, the power supply the subsequent intelligent connector to interrupt by an electronic switch 23. The power supply of the microprocessor 16 is between the incoming connector 20 and the electronic switch 23 tapped, so that only the first connector 1 in the cable 7 is supplied with power is. After the first connector on the cable 7 through the machine control is addressed and the connected Sensor 3 is assigned via this address in the system is, the electronic switch 23 via the Microprocessor 16 is driven and closed, so that the next connector 1 in the row of cable 7 with Voltage is supplied. Now the next connector addressed in the same way and after completed Addressing again in this connector provided electronic switch 23 from the microprocessor 16 closed, so that then the following connector 1 is supplied with voltage. In this way, one after another all connected to a cable 7 sensors and Actuators addressed and assigned with their address in the system.

Der letzte Verbindungsstecker 1 schließt das Kabel 7 ab. Entsprechend weist dessen Gehäuse 12' nur eine Steckverbindung 20' für für das ankommende Kabel 21' und einen Steckanschluß 40' für den Sensor 3 auf. Die weiterführende Steckverbindung ist entfallen.The last connector 1 terminates the cable 7. Accordingly, its housing 12 'only one connector 20 'for the incoming cable 21' and a Plug connection 40 'for the sensor 3 on. The continuing Plug connection is omitted.

Im Ausführungsbeispiel nach den Figuren 5 und 6 ist der Verbindungsstecker 1 in der Form etwa einer Anschlußleiste gestaltet, wobei an einem Ende in einer Reihe hintereinander die Steckverbindung 20 für das ankommende Kabel 21 und die Steckverbindung 30 für das weiterführende Kabel 31 vorgesehen sind. Die Steckverbindung 20 ist als Stecker, die Steckverbindung 30 als Buchse ausgeführt.In the embodiment of Figures 5 and 6 is the Connector 1 in the form of a terminal block designed, with one behind the other at one end in a row the connector 20 for the incoming cable 21st and the connector 30 for the continuation cable 31st are provided. The connector 20 is as a plug, the connector 30 designed as a socket.

Auf der den Steckverbindern 20 und 30 gegenüberliegenden Stirnseite der länglichen, quaderförmigen Anschlußleiste ist im Gehäuse 12a der Anschluß 40 vorgesehen, der im Ausführungsbeispiel nach den Figuren 5 und 6 aus einem vorzugsweise 25-poligen Anschlußkabel 19a besteht, dessen freies Ende 41 einen Anschlußstecker 44 trägt. Der Anschlußstecker 44 ist vorzugsweise als Multipolventilstecker ausgebildet und dient der Verbindung mit einer als Ventilinsel ausgebildeten Aktoreinheit 4. Die Ventilinsel besteht aus mehreren, im Ausführungsbeispiel acht nebeneinander angeordneten Schaltventilen 45, die in einer gemeinsamen Ventilbank 46 gehalten sind.On the connectors 20 and 30 opposite Front side of the elongated, cuboid connecting strip is provided in the housing 12a of the terminal 40, in the embodiment according to the figures 5 and 6 of a preferably 25-pin connection cable 19a is made, the free end 41 carries a connector 44. The connector 44 is preferably a multipole valve plug trained and serves the connection with a valve terminal trained actuator 4. The valve terminal consists from several, in the embodiment eight next to each other arranged switching valves 45, which in a common Valve bank 46 are held.

Der als Anschlußleiste ausgebildete Ventilstecker 1 ist über die interne Systemverbindung mit dem übergeordneten Bussystem verbunden und ermöglicht eine direkte Anschaltung der Multipolventilinsel. Durch entsprechende Konfektionierung der Anschlußkabel 19a können verschiedene Steckersysteme der unterschiedlichen Ventilhersteller angeschlossen werden.The trained as a terminal strip valve plug 1 is over the internal system connection with the parent Bus system connected and allows a direct connection the multipole valve island. By appropriate packaging the connection cable 19a can be different connector systems connected to the different valve manufacturer become.

Die in Fig. 4 gezeigte, in der Anschlußleiste 1 integrierte Elektronik ermöglicht eine elektrische Drahtbrucherkennung. Jeder angeschlossene Kanal wird einzeln auf Kurzschluß überwacht. Die maximale Kanalanzahl beträgt im Ausführungsbeispiel sechzehn. Ein Fehler, z. B. Kurzschluß oder Drahtbruch, wird von der Elektronik über eine z. B. rote LED 25 auf der Oberseite des Gehäuses 12a angezeigt. Zusätzlich kann jeder Fehler auch einzeln als Klartext auf dem internen System bzw. übergeordneten System gemeldet werden.The shown in Fig. 4, integrated in the terminal block 1 Electronics allows electrical wire break detection. Each connected channel is individually shorted supervised. The maximum number of channels is in the embodiment sixteen. An error, eg. B. short circuit or wire break, is from the electronics via a z. B. red LED 25 displayed on the top of the housing 12a. additionally Each error can also be displayed individually as plain text on the internal system or higher-level system.

Claims (10)

  1. A connecting plug for connecting an input/output unit such as an actuator (2, 4), a sensor (3, 5) or similar device to a machine control system with a central databus (6), whereby the I/O unit (2, 3, 4, 5) is to be connected by a connecting plug (1) to a multi-core electrical cable (7) which leads to a bus node (9), the housing (12, 12a) of the connecting plug (1) having a first plug-in connector (20) for an incoming cable (21) and a second plug-in connector (30) for a continuing cable (31), the incoming cable (21) being looped through to the continuing cable (31) and the housing (12, 12a) having a connector (40) for the I/O unit (2, 3, 4, 5), and the connector (40) being connected by an electronic component (15) positioned in the housing (12, 12a) of the connecting plug (1) to the looped cable (7), the electronic component (15) comprising an electronic switch (23) which cuts the power supply to the plug-in connector (30) of the continuing cable (31) and the electronic switch (23) is then closed by the electronic component (15) if the machine control system assigns an address to the connecting plug (1).
  2. A connecting plug in accordance with claim 1,
    characterised in that
    the housing (12a) is designed in the manner of a plug strip and the connector (40) is designed as a cable (19a) leading out of the housing (12a) with a free outer end (41) which bears a multi-pin connector plug (44) which is preferably designed as a multi-pin valve connector.
  3. A connecting plug in accordance with claim 1,
    characterised in that
    the connector (40) is designed as a plug-type connection held in the housing (12).
  4. A connecting plug in accordance with one of claims 1 to 3,
    characterised in that
    the electronic component (15) is cast, in particular cast such that it is sealed, in the housing (12) of the connecting plug (1).
  5. A connecting plug in accordance with one of claims 1 to 4,
    characterised in that
    a fixing opening (45) is integrated in the housing (12).
  6. A connecting plug in accordance with one of claims 1 to 5,
    characterised in that
    an optical display, in particular a light emitting diode (25), is positioned in the wall of the housing (12).
  7. A connecting plug in accordance with claim 6,
    characterised in that
    the light emitting diode (25) is moistened with a drop of silicon before the electronic component is cast in.
  8. A connecting plug in accordance with one of claims 1 to 7,
    characterised in that
    the housing (12) together with the plug-in connectors (20, 30) and the plug-in connector (40) form approximately the shape of a T or Y.
  9. A connecting plug in accordance with one of claims 1 to 8,
    characterised in that
    the connecting plug (1) is plugged directly into the housing (12) of the I/O unit (2, 3, 4, 5).
  10. A connecting plug in accordance with one of claims 1 to 9,
    characterised in that
    the electronic component (15) disconnects the electronic switch (23) in idle mode.
EP20030007841 2002-04-15 2003-04-05 Intelligent connector for a data bus Expired - Lifetime EP1357645B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP20030007841 EP1357645B1 (en) 2002-04-15 2003-04-05 Intelligent connector for a data bus

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP02008525 2002-04-15
EP02008525 2002-04-15
EP20030007841 EP1357645B1 (en) 2002-04-15 2003-04-05 Intelligent connector for a data bus

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EP1357645A1 EP1357645A1 (en) 2003-10-29
EP1357645B1 true EP1357645B1 (en) 2005-08-03

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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005049483B4 (en) * 2005-10-13 2007-10-18 Ifm Electronic Gmbh Electrical connector and method for decentralized storage of the parameters of a sensor
CN103809467B (en) 2012-11-05 2016-09-28 泰科电子(上海)有限公司 Intelligent connector
CN108075322B (en) * 2016-11-11 2019-10-29 泰科电子(上海)有限公司 Intelligent connector
DE102020124502A1 (en) 2020-09-21 2022-03-24 HELLA GmbH & Co. KGaA Adapter with a first connector part for the electrical and mechanical connection with a cable and a second connector part for the electrical and mechanical connection with an electrical and/or electronic device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0807999A1 (en) * 1996-05-17 1997-11-19 Siemens Aktiengesellschaft Power distribution system
AU1269499A (en) * 1997-10-07 1999-04-27 Electronics Development Corporation Transducer assembly with smart connector
US6522515B1 (en) * 1999-01-08 2003-02-18 Littelfuse, Inc. Data and power connector port

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