EP1503032B1 - Device for detecting the rotation of roller cutters in a shield excavating machine - Google Patents

Device for detecting the rotation of roller cutters in a shield excavating machine Download PDF

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Publication number
EP1503032B1
EP1503032B1 EP03017040A EP03017040A EP1503032B1 EP 1503032 B1 EP1503032 B1 EP 1503032B1 EP 03017040 A EP03017040 A EP 03017040A EP 03017040 A EP03017040 A EP 03017040A EP 1503032 B1 EP1503032 B1 EP 1503032B1
Authority
EP
European Patent Office
Prior art keywords
unit
roller cutter
antenna
rotation
cutting
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
EP03017040A
Other languages
German (de)
French (fr)
Other versions
EP1503032A1 (en
Inventor
Werner Burger
Manfred Messing
Bernhard Ihle
Thorsten Köbele
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.)
VMT GmbH
Herrenknecht AG
Original Assignee
VMT GmbH
Herrenknecht AG
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
Priority to ES03017040T priority Critical patent/ES2256624T3/en
Priority to DK03017040T priority patent/DK1503032T3/en
Priority to AT03017040T priority patent/ATE314560T1/en
Priority to PT03017040T priority patent/PT1503032E/en
Priority to EP03017040A priority patent/EP1503032B1/en
Application filed by VMT GmbH, Herrenknecht AG filed Critical VMT GmbH
Priority to DE50302069T priority patent/DE50302069D1/en
Priority to US10/900,493 priority patent/US7014271B2/en
Publication of EP1503032A1 publication Critical patent/EP1503032A1/en
Application granted granted Critical
Publication of EP1503032B1 publication Critical patent/EP1503032B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/003—Arrangement of measuring or indicating devices for use during driving of tunnels, e.g. for guiding machines
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
    • E21D9/08—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield
    • E21D9/0875—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield with a movable support arm carrying cutting tools for attacking the front face, e.g. a bucket
    • E21D9/0879—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield with a movable support arm carrying cutting tools for attacking the front face, e.g. a bucket the shield being provided with devices for lining the tunnel, e.g. shuttering

Definitions

  • the invention relates to a device for detecting the rotational state of cutting rollers of a shield tunneling machine.
  • the invention is based on the object, a device specify with which the state of rotation of cutting rollers a Shield tunneling machine reliable and in proportion simple way is detectable.
  • This object is achieved according to the invention with a device for detecting the state of rotation of cutting rollers a shield tunneling machine with at least one cutting roller, the one upon rotation of the respective cutting roller electrical Energy generating generator unit, one to the generator unit connected signal generating unit and an the signal generating unit connected antenna unit wherein, with the signal generating unit for the rotational state the respective cutting role characteristic transmission signals can be generated and wherein an antenna of the antenna unit over at least one outer peripheral portion of respective cutting role arranged and for wireless transmission the transmission signals is set up, and with a Receiver unit for receiving and evaluating the Transmission signals with respect to the rotational state of the respective Cutting roller is set up.
  • the generator unit indefinitely when turning the cutting roller sustained power supply to the signal generation unit via the generator unit, the transmission signals without the need for an energetic connection to the Environment generates exactly when the concerned Cutting roller rotates.
  • the wireless transmission and evaluating the characteristic of each cutting roller Transmission signals those cutting rollers as not turning and thus identifiable defectively, for which no transmission signals are detectable.
  • the antenna in a groove is arranged, which is circumferentially on one side of a Inserted cutting body in a main body of the cutting roller and in a mechanically and thermally resistant, electrically insulating filling compound is embedded.
  • the antenna is relatively well protected.
  • the groove has side walls, with with the Fill mass engaging elevations and depressions are formed. This is a particularly good hold the Achieved filling compound in the groove.
  • the antenna In order to achieve a continuous emission of the transmission signals, is the antenna as a ring-shaped closed antenna cable educated.
  • the generator unit a dynamo with at a stationary component of Cutting roller mounted permanent magnets and with a on a rotating component when turning the cutting roller attached induction coil assembly on.
  • a Relay station has, with the transmission signals receivable and wirelessly forwarded to a control radio module.
  • Fig. 1 shows a partially sectioned side view with a equipped with a device according to the invention Schildvortriebsmaschine in the foremost shield area.
  • the shield tunneling machine has a cutting wheel shown in the cutout 1, with a number of to the device according to the invention belonging cutting rollers 2 is equipped.
  • the Cutting rollers 2 are concentric about the axis of rotation of Cutting wheel 1 arranged and serve in a conventional manner and the way of mining in particular in rock.
  • each cutting roller 2 with a circumferential groove 3 is formed, the side of a hardened Cutting body 4 is introduced into a base body 5.
  • FIG. 1 schematically shows a receiver unit 6 shown stationary on a support 7 of the shield tunneling machine is appropriate.
  • Fig. 2 shows a partially sectioned view of an inventive Device with a cutting roller 2 in a according to Fig. 1 enlarged view.
  • the cutting roller 2 has a Tapered roller bearing 8, via a first roller assembly. 9 and a second roller assembly 10.
  • the roller arrangements 9, 10 are on both sides of a median plane of Cutting roller 2 is arranged.
  • a magnetic carrier ring 11th a generator unit 12, to which a number of Permanent magnet 13 is mounted.
  • the magnetic carrier ring 11 is with a stationary, in the intended Use of the cutting roller 2 non-rotating part of the cutting roller 2 connected.
  • the Generator unit 12 equipped with a coil carrier ring 14, the corresponding to the magnetic carrier ring 11 in the area and is arranged parallel to the median plane of the cutting roller 2.
  • the coil carrier ring 14 is in the illustrated embodiment as rotating the cutting roller 2 rotating component However, connected to the main body 5 of the cutting roller 2 and has an induction coil assembly 15, which the Permanent magnet 13 is arranged opposite and with these on the principle of a dynamo for generating electrical energy interacts.
  • Fig. 2 it is shown that the induction coil assembly 15th is connected to a signal generating unit 16, the structurally integrated into the coil carrier ring 14 and when turning the Cutting roller 2 with the generated by the generator unit 12 electrical energy is supplied.
  • the signal generation unit 16 are generated when turning the cutting roller 2 transmit signals, which are characteristic of the respective cutting roller 2.
  • the transmission signals differ from one another Cutting rollers 2 in an analog version by a for each cutter 2 characteristic transmission frequency or in a digital version by one for each cutter 2 characteristic identification code.
  • connection line 18 is in a formed in the base body 5 connecting channel 19 out of the coil carrier ring 14 up to the groove 3 extends.
  • the groove 3 is radiating as the transmission signals Antenna arranged an antenna line 20, the extends annular over the entire circumference of the groove 3.
  • Fig. 3 shows a side view of a part of the generator unit 12 of FIG. 2. From Fig. 3 it can be seen that at the mounted in Fig. 3, not shown magnetic carrier ring 11 Permanent magnets 13 are regularly spaced and the Generating electrical energy one according to the distance the permanent magnets 13 sized meandering Coil 21 of the induction coil assembly 15 are opposite.
  • FIGS. 4 to 6 show different embodiments in section of grooves 3, in which an antenna line 20 a Antenna unit 17 is arranged as shown in FIG.
  • the groove 3 has an im is essentially rectangular in cross-section and is covered with a electrically insulating filling compound 22 filled.
  • FIG. 5 is for saving the Filling compound 22, the groove 3 trapezoidal with smooth side walls 23rd formed, the distance from the outside of the body 5 enlarged inside.
  • the groove 3 is formed with side walls 23, the a number of surveys and depressions having with the filling compound 22 are engaged.
  • the filling compound 22nd For example, formed from a synthetic resin, over the operating life typical of a cutting roller 2 addition to the interaction with the walls of the groove 3 the extreme mechanical and withstand thermal loads.
  • the generator unit 12 due to standstill of Cutting roller 2 no electrical energy for the signal generating unit 16, the antenna unit 17 otherwise but is functional.
  • Fig. 7 shows in a block diagram in particular an embodiment the receiver unit 6 of an inventive Contraption. From Fig. 7 it can be seen that the signal generating units 16 of the inventive devices equipped cutting rollers 2 each have a to the Generator unit 12 connected signal conditioning module 24 and one to the signal conditioning module 24 and the antenna unit 17 connected to the radio module 25 feature. With the signal conditioning module 24 are at feed electrical energy from the generator unit 12 for the respective cutting roller 2 characteristic pre-signals can be generated, which can be fed to the roller radio module 24 and from this in Transmitting signals are convertible by the antenna unit 17 are send out.
  • the embodiment according to FIG. 7 has a receiver unit 6, which is equipped with a relay station 26.
  • the Relay station 26 has a first relay radio module 27, with that of the antenna units 17 of the various Cutting rollers 2 emitted transmission signals are receivable.
  • the first relay radio module 27 is a signal processing module 28 downstream, with which of the first relay radio module 27 received transmission signals in particular amplifiable are.
  • the signal processing module 28 is a second Relay radio module 29 downstream, with which of the signal processing module 28 processed transmit signals can be transmitted are.
  • the receiver unit 6 has in the embodiment according to FIG. 7 via an example in a control station the Schildvortriebsmaschine arranged control station 30 connected to a control radio module 31 and a control radio module 31 downstream control data processing module 32 is formed.
  • control radio module 31 are the of the second relay radio module 29 emitted transmission signals receivable and the control data processing module 32 fed.
  • control data processing module 32 are each assigned to a cutting roller 2 received Transmitter signals can be evaluated so that a standstill of equipped with devices according to the invention cutting rollers 2 by the absence of associated transmission signals, for example is displayed visually perceptible in a display 33.
  • Cutting rollers according to the invention 2 sensors for example, for pressure and temperature, their output signals to the signal generating unit 16 the transmission signals can be modulated, wherein the receiver unit 6 is adapted to the detected by the sensors Evaluate values, such as the pressure and temperature values.

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  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Environmental & Geological Engineering (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Earth Drilling (AREA)
  • Removal Of Insulation Or Armoring From Wires Or Cables (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Absorbent Articles And Supports Therefor (AREA)

Abstract

Each cutting roller assembly (2) has a cutting ring (4) mounted on the outside of an outer bearing race carrier (5). The roller bearing (8) has two rows of conical rollers (9,10) running in inner and outer races. The rotational speed of the rollers is measured by a generator assembly (12) with a magnet carrier ring (11). The magnet is a permanent magnet (13). A coil carrier ring (14) supports an induction coil (15) laid on a zigzag path. Signal generators (16) are placed at regular intervals around the bearing and have wires (18) passing through channels (19) to antennas (20) transmitting signals to a control system.

Description

Die Erfindung betrifft eine Vorrichtung zum Erfassen des Drehzustandes von Schneidrollen einer Schildvortriebsmaschine.The invention relates to a device for detecting the rotational state of cutting rollers of a shield tunneling machine.

Bei mit Schneidrollen zum Abbau insbesondere in Gestein ausgerüsteten Schildvortriebsmaschinen besteht das Problem, dass die Schneidrollen extremen Belastungen ausgesetzt sind und sich unter Umständen bereits vor einer betriebstypischen Standzeit nicht mehr drehen. Falls der Stillstand einer Schneidrolle nicht frühzeitig erkannt wird, besteht die große Gefahr, dass das Schneidrad ortsbrustseitig beschädigt wird und kosten- und zeitintensive Reparaturarbeiten erforderlich sind. Das Dokument JP 6-167 193 offenbart eine Vorrichtung bei der der Drehzustand von Schneidrollen über ein Seil übermittelt wird.When using cutting rollers for mining in particular in rock equipped shield tunneling machines, the problem is that the cutting rollers are exposed to extreme loads and possibly even before a typical operation Do not turn the tool life. If the stoppage of a cutting roller is not detected early, there is a great risk that the cutting wheel is damaged on the local side and costs and time-consuming repairs are required. The document JP 6-167193 discloses an apparatus in the the state of rotation of cutting rollers is transmitted via a rope.

Der Erfindung liegt die Aufgabe zugrunde, eine Vorrichtung anzugeben, mit der der Drehzustand von Schneidrollen einer Schildvortriebsmaschine zuverlässig und in verhältnismäßig einfacher Art und Weise erfassbar ist.The invention is based on the object, a device specify with which the state of rotation of cutting rollers a Shield tunneling machine reliable and in proportion simple way is detectable.

Diese Aufgabe wird erfindungsgemäß gelöst mit einer Vorrichtung zum Erfassen des Drehzustandes von Schneidrollen einer Schildvortriebsmaschine mit wenigstens einer Schneidrolle, die eine bei Drehen der jeweiligen Schneidrolle elektrische Energie erzeugende Generatoreinheit, eine an die Generatoreinheit angeschlossene Signalerzeugungseinheit und eine an die Signalerzeugungseinheit angeschlossene Antenneneinheit aufweist, wobei mit der Signalerzeugungseinheit für den Drehzustand der jeweiligen Schneidrolle charakteristische Sendesignale generierbar sind und wobei eine Antenne der Antenneneinheit über wenigstens einen äußeren Umfangsabschnitt der jeweiligen Schneidrolle angeordnet sowie zum drahtlosen Übermitteln der Sendesignale eingerichtet ist, und mit einer Empfängereinheit, die zum Empfangen und Auswerten der Sendesignale bezüglich des Drehzustandes der jeweiligen Schneidrolle eingerichtet ist.This object is achieved according to the invention with a device for detecting the state of rotation of cutting rollers a shield tunneling machine with at least one cutting roller, the one upon rotation of the respective cutting roller electrical Energy generating generator unit, one to the generator unit connected signal generating unit and an the signal generating unit connected antenna unit wherein, with the signal generating unit for the rotational state the respective cutting role characteristic transmission signals can be generated and wherein an antenna of the antenna unit over at least one outer peripheral portion of respective cutting role arranged and for wireless transmission the transmission signals is set up, and with a Receiver unit for receiving and evaluating the Transmission signals with respect to the rotational state of the respective Cutting roller is set up.

Durch die autonome und bei grundsätzlicher Funktionsfähigkeit der Generatoreinheit bei Drehen der Schneidrolle zeitlich unbegrenzt anhaltende Energieversorgung der Signalerzeugungseinheit über die Generatoreinheit werden die Sendesignale ohne die Notwendigkeit einer energetischen Anbindung an die Umgebung genau dann erzeugt, wenn sich die betreffende Schneidrolle dreht. Somit sind bei dem drahtlosen Übermitteln und Auswerten der für jede Schneidrolle charakteristischen Sendesignale diejenigen Schneidrollen als sich nicht drehend und damit defekt identifizierbar, für die keine Sendesignale erfassbar sind.By the autonomous and basic functionality the generator unit indefinitely when turning the cutting roller sustained power supply to the signal generation unit via the generator unit, the transmission signals without the need for an energetic connection to the Environment generates exactly when the concerned Cutting roller rotates. Thus, in the wireless transmission and evaluating the characteristic of each cutting roller Transmission signals those cutting rollers as not turning and thus identifiable defectively, for which no transmission signals are detectable.

Zweckmäßigerweise ist bei einer Weiterbildung die Antenne in einer Nut angeordnet ist, die umfänglich auf einer Seite eines Schneidkörpers in einen Grundkörper der Schneidrolle eingebracht und in eine mechanisch sowie thermisch widerstandsfähige, elektrisch isolierende Füllmasse eingebettet ist. Dadurch ist die Antenne verhältnismäßig gut geschützt.Conveniently, in a further development, the antenna in a groove is arranged, which is circumferentially on one side of a Inserted cutting body in a main body of the cutting roller and in a mechanically and thermally resistant, electrically insulating filling compound is embedded. Thereby the antenna is relatively well protected.

Um die Füllmasse möglichst gut in der Nut zu verankern, ist bei einer Ausgestaltung der obigen Weiterbildung vorgesehen, dass sich die Nut von der nach außen gewandten Seite in Richtung der Mitte der Schneidrolle erweitert.To anchor the filling as well as possible in the groove, is at an embodiment of the above development provided that the groove from the outward side in the direction the center of the cutting roll extended.

Bei einer weiteren Ausgestaltung der obigen Weiterbildung ist vorgesehen, dass die Nut Seitenwände aufweist, die mit mit der Füllmasse in Eingriff stehenden Erhebungen und Vertiefungen ausgebildet sind. Dadurch ist eine besonders guter Halt der Füllmasse in der Nut erzielt. In a further embodiment of the above development is provided that the groove has side walls, with with the Fill mass engaging elevations and depressions are formed. This is a particularly good hold the Achieved filling compound in the groove.

Um eine kontinuierliche Abstrahlung der Sendesignale zu erzielen, ist die Antenne als eine ringförmig geschlossene Antennenleitung ausgebildet.In order to achieve a continuous emission of the transmission signals, is the antenna as a ring-shaped closed antenna cable educated.

Bei einer weiteren, insbesondere zum Nachrüsten einer Schildvortriebsmaschine geeigneten Weiterbildung weist die Generatoreinheit einen Dynamo mit an einem stationären Bauteil der Schneidrolle angebrachten Permanentmagneten und mit einer an einem sich bei Drehen der Schneidrolle drehenden Bauteil angebrachten Induktionsspulenanordnung auf.In a further, in particular for retrofitting a Schildvortriebsmaschine suitable development, the generator unit a dynamo with at a stationary component of Cutting roller mounted permanent magnets and with a on a rotating component when turning the cutting roller attached induction coil assembly on.

Um auch unter ungünstigen Bedingungen eine zuverlässige Übermittlung der Sendesignale zu erzielen, ist bei einer weiteren Weiterbildung vorgesehen, dass die Empfängereinheit eine Relaisstation aufweist, mit der die Sendesignale empfangbar und drahtlos an ein Kontrollfunkmodul weiterleitbar sind.To be reliable even under unfavorable conditions Transmission of the transmission signals to achieve is in another Continuing provided that the receiver unit a Relay station has, with the transmission signals receivable and wirelessly forwarded to a control radio module.

Weitere zweckmäßige Ausgestaltungen und Vorteile der Erfindung sind Gegenstand der nachfolgenden Beschreibung von Ausführungsbeispielen unter Bezug auf die Figuren der Zeichnung. Es zeigen:

Fig. 1
in einer teilgeschnittenen Seitenansicht eine mit einer Vorrichtung gemäß der Erfindung ausgestattete Schildvortriebsmaschine im vordersten Schildbereich,
Fig. 2
in einer teilgeschnittenen Ansicht eine erfindungsgemäße Vorrichtung mit einer Schneidrolle, die eine Generatoreinheit, eine Signalerzeugungseinheit und eine Antenneneinheit aufweist,
Fig. 3
in einer Seitenansicht einen Teil der Generatoreinheit gemäß Fig. 2,
Fig. 4 bis Fig. 6
im Schnitt verschiedene Ausgestaltungen von Nuten, in denen eine Antennenleitung der Antenneneinheit gemäß Fig. 2 angeordnet ist und
Fig. 7
in einem Blockschaubild ein Ausführungsbeispiel einer erfindungsgemäßen Vorrichtung mit einer Relaisstation.
Further expedient embodiments and advantages of the invention are the subject of the following description of embodiments with reference to the figures of the drawing. Show it:
Fig. 1
in a partially sectioned side view equipped with a device according to the invention shield driving machine in the foremost shield area,
Fig. 2
3 shows a device according to the invention with a cutting roller, which has a generator unit, a signal generation unit and an antenna unit, in a partially sectioned view,
Fig. 3
in a side view of a part of the generator unit of FIG. 2,
Fig. 4 to Fig. 6
in section different embodiments of grooves in which an antenna line of the antenna unit of FIG. 2 is arranged and
Fig. 7
in a block diagram, an embodiment of a device according to the invention with a relay station.

Fig. 1 zeigt in einer teilgeschnittenen Seitenansicht eine mit einer Vorrichtung gemäß der Erfindung ausgestattete Schildvortriebsmaschine im vordersten Schildbereich. Die Schildvortriebmaschine verfügt über ein im Ausschnitt dargestelltes Schneidrad 1, das mit einer Anzahl von zu der erfindungsgemäßen Vorrichtung gehörenden Schneidrollen 2 ausgestattet ist. Die Schneidrollen 2 sind konzentrisch um die Drehachse des Schneidrades 1 angeordnet und dienen in an sich bekannter Art und Weise dem Abbau insbesondere in Gestein. Bei dem Ausführungsbeispiel gemäß Fig. 1 ist jede Schneidrolle 2 mit einer umlaufenden Nut 3 ausgebildet, die seitlich eines gehärteten Schneidkörpers 4 in einen Grundkörper 5 eingebracht ist.Fig. 1 shows a partially sectioned side view with a equipped with a device according to the invention Schildvortriebsmaschine in the foremost shield area. The shield tunneling machine has a cutting wheel shown in the cutout 1, with a number of to the device according to the invention belonging cutting rollers 2 is equipped. The Cutting rollers 2 are concentric about the axis of rotation of Cutting wheel 1 arranged and serve in a conventional manner and the way of mining in particular in rock. In the embodiment As shown in FIG. 1, each cutting roller 2 with a circumferential groove 3 is formed, the side of a hardened Cutting body 4 is introduced into a base body 5.

Weiterhin ist in Fig. 1 schematisch eine Empfängereinheit 6 dargestellt, die stationär an einem Träger 7 der Schildvortriebsmaschine angebracht ist.Furthermore, FIG. 1 schematically shows a receiver unit 6 shown stationary on a support 7 of the shield tunneling machine is appropriate.

Fig. 2 zeigt in einer teilgeschnittenen Ansicht eine erfindungsgemäße Vorrichtung mit einer Schneidrolle 2 in einer gemäß Fig. 1 vergrößerten Darstellung. Die Schneidrolle 2 weist ein Kegelrollenlager 8 auf, das über eine erste Walzenanordnung 9 und eine zweite Walzenanordnung 10 verfügt. Die Walzenanordnungen 9, 10 sind beidseitig einer Mittelebene der Schneidrolle 2 angeordnet. Im Bereich und vorzugsweise parallel zu der Mittelebene der Schneidrolle 2 ist bei dem dargestellten Ausführungsbeispiel zwischen den Walzenanordnungen 9, 10 als stationäres Bauteil ein Magnetträgerring 11 einer Generatoreinheit 12 angeordnet, an dem eine Anzahl von Permanentmagneten 13 angebracht ist. Der Magnetträgerring 11 ist mit einem stationären, sich im bestimmungsgemäßen Einsatz der Schneidrolle 2 nicht drehenden Teil der Schneidrolle 2 verbunden.Fig. 2 shows a partially sectioned view of an inventive Device with a cutting roller 2 in a according to Fig. 1 enlarged view. The cutting roller 2 has a Tapered roller bearing 8, via a first roller assembly. 9 and a second roller assembly 10. The roller arrangements 9, 10 are on both sides of a median plane of Cutting roller 2 is arranged. In the area and preferably parallel to the median plane of the cutting roller 2 is in the illustrated Embodiment between the roller assemblies 9, 10 as a stationary component, a magnetic carrier ring 11th a generator unit 12, to which a number of Permanent magnet 13 is mounted. The magnetic carrier ring 11 is with a stationary, in the intended Use of the cutting roller 2 non-rotating part of the cutting roller 2 connected.

Weiterhin ist bei dem Ausführungsbeispiel gemäß Fig. 2 die Generatoreinheit 12 mit einem Spulenträgerring 14 ausgestattet, der entsprechend dem Magnetträgerring 11 im Bereich und parallel zu der Mittelebene der Schneidrolle 2 angeordnet ist. Der Spulenträgerring 14 ist bei dem dargestellten Ausführungsbeispiel als bei Drehen der Schneidrolle 2 sich drehendes Bauteil jedoch mit dem Grundkörper 5 der Schneidrolle 2 verbunden und weist eine Induktionsspulenanordnung 15 auf, die den Permanentmagneten 13 gegenüberliegend angeordnet ist und mit diesen nach dem Prinzip eines Dynamos zum Erzeugen von elektrischer Energie zusammenwirkt.Furthermore, in the embodiment of FIG. 2, the Generator unit 12 equipped with a coil carrier ring 14, the corresponding to the magnetic carrier ring 11 in the area and is arranged parallel to the median plane of the cutting roller 2. The coil carrier ring 14 is in the illustrated embodiment as rotating the cutting roller 2 rotating component However, connected to the main body 5 of the cutting roller 2 and has an induction coil assembly 15, which the Permanent magnet 13 is arranged opposite and with these on the principle of a dynamo for generating electrical energy interacts.

In Fig. 2 ist dargestellt, dass die Induktionsspulenanordnung 15 an eine Signalerzeugungseinheit 16 angeschlossen ist, die baulich in den Spulenträgerring 14 integriert und bei Drehen der Schneidrolle 2 mit der von der Generatoreinheit 12 erzeugten elektrischen Energie versorgt ist. Mit der Signalerzeugungseinheit 16 sind bei Drehen der Schneidrolle 2 Sendesignale generierbar, die für die jeweilige Schneidrolle 2 charakteristisch sind. Beispielsweise unterscheiden sich die Sendesignale verschiedener Schneidrollen 2 bei einer analogen Ausführung durch eine für jede Schneidrolle 2 charakteristische Sendefrequenz oder bei einer digitalen Ausführung durch einen für jede Schneidrolle 2 charakteristischen Kennungscode.In Fig. 2 it is shown that the induction coil assembly 15th is connected to a signal generating unit 16, the structurally integrated into the coil carrier ring 14 and when turning the Cutting roller 2 with the generated by the generator unit 12 electrical energy is supplied. With the signal generation unit 16 are generated when turning the cutting roller 2 transmit signals, which are characteristic of the respective cutting roller 2. For example, the transmission signals differ from one another Cutting rollers 2 in an analog version by a for each cutter 2 characteristic transmission frequency or in a digital version by one for each cutter 2 characteristic identification code.

Weiterhin verfügt die in Fig. 2 beispielhaft dargestellte erfindungsgemäße Vorrichtung über eine Antenneneinheit 17, die über eine elektrische Verbindungsleitung 18 mit der Signalerzeugungseinheit 16 verbunden ist. Die Verbindungsleitung 18 ist in einem in dem Grundkörper 5 ausgebildeten Verbindungskanal 19 geführt, der sich von dem Spulenträgerring 14 bis zu der Nut 3 erstreckt. In der Nut 3 ist als die Sendesignale ausstrahlende Antenne eine Antennenleitung 20 angeordnet, die sich ringförmig über den gesamten Umfang der Nut 3 erstreckt.Furthermore, the invention shown in FIG. 2 exemplified Device via an antenna unit 17, the via an electrical connection line 18 with the signal generating unit 16 is connected. The connection line 18 is in a formed in the base body 5 connecting channel 19 out of the coil carrier ring 14 up to the groove 3 extends. In the groove 3 is radiating as the transmission signals Antenna arranged an antenna line 20, the extends annular over the entire circumference of the groove 3.

Fig. 3 zeigt in einer Seitenansicht einen Teil der Generatoreinheit 12 gemäß Fig. 2. Aus Fig. 3 ist ersichtlich, dass die an dem in Fig. 3 nicht dargestellten Magnetträgerring 11 angebrachten Permanentmagnete 13 regelmäßig beabstandet sind und zum Erzeugen elektrischer Energie einer entsprechend dem Abstand der Permanentmagnete 13 dimensionierten mäanderartigen Spule 21 der Induktionsspulenanordnung 15 gegenüberliegen.Fig. 3 shows a side view of a part of the generator unit 12 of FIG. 2. From Fig. 3 it can be seen that at the mounted in Fig. 3, not shown magnetic carrier ring 11 Permanent magnets 13 are regularly spaced and the Generating electrical energy one according to the distance the permanent magnets 13 sized meandering Coil 21 of the induction coil assembly 15 are opposite.

Fig. 4 bis Fig. 6 zeigen im Schnitt verschiedene Ausgestaltungen von Nuten 3, in denen eine Antennenleitung 20 einer Antenneneinheit 17 gemäß Fig. 2 angeordnet ist.FIGS. 4 to 6 show different embodiments in section of grooves 3, in which an antenna line 20 a Antenna unit 17 is arranged as shown in FIG.

Bei der Ausgestaltung gemäß Fig. 4 weist die Nut 3 einen im wesentlichen rechteckigen Querschnitt auf und ist mit einer elektrisch isolierenden Füllmasse 22 verfüllt.In the embodiment according to FIG. 4, the groove 3 has an im is essentially rectangular in cross-section and is covered with a electrically insulating filling compound 22 filled.

Bei der Ausgestaltung gemäß Fig. 5 ist für das Sichern der Füllmasse 22 die Nut 3 trapezartig mit glatten Seitenwänden 23 ausgebildet, deren Abstand sich von der Außenseite des Grundkörpers 5 nach innen vergrößert.In the embodiment of FIG. 5 is for saving the Filling compound 22, the groove 3 trapezoidal with smooth side walls 23rd formed, the distance from the outside of the body 5 enlarged inside.

Bei der Ausgestaltung gemäß Fig. 6 ist für das Sichern der Füllmasse 22 die Nut 3 mit Seitenwänden 23 ausgebildet, die eine Anzahl von Erhebungen und Vertiefungen aufweist, die mit der Füllmasse 22 in Eingriff sind.In the embodiment of FIG. 6 is for saving the Fill mass 22, the groove 3 is formed with side walls 23, the a number of surveys and depressions having with the filling compound 22 are engaged.

Bei den verschiedenen Ausgestaltungen ist die Füllmasse 22 beispielsweise aus einem Kunstharz gebildet, das über die betriebstypische Standzeit einer Schneidrolle 2 hinaus im Zusammenwirken mit den Wänden der Nut 3 den extremen mechanischen und thermischen Belastungen standhält. Somit ist in der Regel davon auszugehen, dass bei Ausbleiben von Sendesignalen die Generatoreinheit 12 aufgrund Stillstands der Schneidrolle 2 keine elektrische Energie für die Signalerzeugungseinheit 16 bereitstellt, die Antenneneinheit 17 ansonsten aber funktionsfähig ist.In the various embodiments, the filling compound 22nd For example, formed from a synthetic resin, over the operating life typical of a cutting roller 2 addition to the interaction with the walls of the groove 3 the extreme mechanical and withstand thermal loads. Thus, in usually assume that in the absence of transmission signals the generator unit 12 due to standstill of Cutting roller 2 no electrical energy for the signal generating unit 16, the antenna unit 17 otherwise but is functional.

Fig. 7 zeigt in einem Blockschaubild insbesondere ein Ausführungsbeispiel der Empfängereinheit 6 einer erfindungsgemäßen Vorrichtung. Aus Fig. 7 ist ersichtlich, dass die Signalerzeugungseinheiten 16 der mit erfindungsgemäßen Vorrichtungen ausgestatteten Schneidrollen 2 jeweils über ein an die Generatoreinheit 12 angeschlossenes Signalaufarbeitungsmodul 24 und ein an das Signalaufarbeitungsmodul 24 sowie an die Antenneneinheit 17 angeschlossenes Rollenfunkmodul 25 verfügen. Mit dem Signalaufarbeitungsmodul 24 sind bei Einspeisen elektrischer Energie aus der Generatoreinheit 12 für die jeweilige Schneidrolle 2 charakteristische Vorsignale generierbar, die dem Rollenfunkmodul 24 zuführbar und von diesem in Sendesignale umwandelbar sind, die von der Antenneneinheit 17 aussendbar sind.Fig. 7 shows in a block diagram in particular an embodiment the receiver unit 6 of an inventive Contraption. From Fig. 7 it can be seen that the signal generating units 16 of the inventive devices equipped cutting rollers 2 each have a to the Generator unit 12 connected signal conditioning module 24 and one to the signal conditioning module 24 and the antenna unit 17 connected to the radio module 25 feature. With the signal conditioning module 24 are at feed electrical energy from the generator unit 12 for the respective cutting roller 2 characteristic pre-signals can be generated, which can be fed to the roller radio module 24 and from this in Transmitting signals are convertible by the antenna unit 17 are send out.

Das Ausführungsbeispiel gemäß Fig. 7 weist eine Empfängereinheit 6 auf, die mit einer Relaisstation 26 ausgestattet ist. Die Relaisstation 26 verfügt über ein erstes Relaisfunkmodul 27, mit dem die von den Antenneneinheiten 17 der verschiedenen Schneidrollen 2 ausgesendeten Sendesignale empfangbar sind. Dem ersten Relaisfunkmodul 27 ist ein Signalverarbeitungsmodul 28 nachgeordnet, mit dem die von dem ersten Relaisfunkmodul 27 empfangenen Sendesignale insbesondere verstärkbar sind. Dem Signalverarbeitungsmodul 28 ist ein zweites Relaisfunkmodul 29 nachgeordnet, mit dem die von dem Signalverarbeitungsmodul 28 verarbeiteten Sendesignale aussendbar sind.The embodiment according to FIG. 7 has a receiver unit 6, which is equipped with a relay station 26. The Relay station 26 has a first relay radio module 27, with that of the antenna units 17 of the various Cutting rollers 2 emitted transmission signals are receivable. The first relay radio module 27 is a signal processing module 28 downstream, with which of the first relay radio module 27 received transmission signals in particular amplifiable are. The signal processing module 28 is a second Relay radio module 29 downstream, with which of the signal processing module 28 processed transmit signals can be transmitted are.

Weiterhin verfügt die Empfängereinheit 6 bei dem Ausführungsbeispiel gemäß Fig. 7 über eine beispielsweise in einem Steuerstand der Schildvortriebsmaschine angeordnete Kontrollstation 30, die mit einem Kontrollfunkmodul 31 und einem dem Kontrollfunkmodul 31 nachgeordneten Kontrolldatenverarbeitungsmodul 32 ausgebildet ist. Mit dem Kontrollfunkmodul 31 sind die von dem zweiten Relaisfunkmodul 29 ausgesendeten Sendesignale empfangbar und dem Kontrolldatenverarbeitungsmodul 32 einspeisbar. Mit dem Kontrolldatenverarbeitungsmodul 32 sind die jeweils einer Schneidrolle 2 zugeordneten empfangenen Sendesignale dahingehend auswertbar, dass ein Stillstand von mit erfindungsgemäßen Vorrichtungen ausgestatteten Schneidrollen 2 durch das Fehlen zugeordneter Sendesignale beispielsweise in einer Anzeige 33 optisch wahrnehmbar angezeigt wird.Furthermore, the receiver unit 6 has in the embodiment according to FIG. 7 via an example in a control station the Schildvortriebsmaschine arranged control station 30 connected to a control radio module 31 and a control radio module 31 downstream control data processing module 32 is formed. With the control radio module 31 are the of the second relay radio module 29 emitted transmission signals receivable and the control data processing module 32 fed. With the control data processing module 32 are each assigned to a cutting roller 2 received Transmitter signals can be evaluated so that a standstill of equipped with devices according to the invention cutting rollers 2 by the absence of associated transmission signals, for example is displayed visually perceptible in a display 33.

Aus den obigen Erläuterungen ergibt sich, dass bedarfsweise in verhältnismäßig einfacher Art und Weise herkömmliche Schildvortriebsmaschinen mit einer erfindungsgemäßen Vorrichtung unter Austausch einer Anzahl von oder aller herkömmlichen Schneidrollen durch Schneidrollen 2 gemäß der Erfindung sowie Einbau der Empfängereinheit 6 nachrüstbar sind.From the above explanations it follows that, if necessary, in relatively simple way conventional shield tunneling machines with a device according to the invention by exchanging a number of or all conventional ones Cutting rollers by cutting rollers 2 according to the invention and Installation of the receiver unit 6 can be retrofitted.

Weiterhin sei angemerkt, dass bei nicht dargestellten Ausführungsbeispielen erfindungsgemäße Schneidrollen 2 Sensoren beispielsweise für Druck und Temperatur aufweisen, deren Ausgangssignale mit der Signalerzeugungseinheit 16 auf die Sendesignale aufmodulierbar sind, wobei die Empfängereinheit 6 dazu eingerichtet ist, die von den Sensoren erfaßten Werte, beispielsweise die Druck- und Temperaturwerte, auszuwerten.Furthermore, it should be noted that in non-illustrated embodiments Cutting rollers according to the invention 2 sensors for example, for pressure and temperature, their output signals to the signal generating unit 16 the transmission signals can be modulated, wherein the receiver unit 6 is adapted to the detected by the sensors Evaluate values, such as the pressure and temperature values.

Claims (7)

  1. Device for detecting the rotation of roller cutters of a shield tunnelling machine having at least one roller cutter (2), which has a generator unit (12) generating electrical energy on rotation of the respective roller cutter (2), and a signal generating unit (16) connected to the generator unit (12), whereby transmitting signals which are characteristic of the rotation of the respective roller cutter (2) may be generated by the signal generating unit (16), and with a receiving unit (6), which is equipped for receiving and evaluating the transmitting signals in relation to the rotation of the respective roller cutter (2), characterised in that the device has an antenna unit (17) connected to the signal generating unit (16), and that an antenna (20) of the antenna unit (17) is arranged over at least one external peripheral section of the respective roller cutter (2) and is equipped for wireless transmission of the transmitting signals.
  2. Device according to claim 1, characterised in that the antenna (20) is arranged in a groove (3), which is introduced peripherally on one side of a cutting body (4) into a base body (5) of the roller cutter (2) and is embedded into a mechanically and thermally resistant, electrically insulating filling material (22).
  3. Device according to claim 2, characterised in that the groove (3) extends in the direction of the centre of the roller cutter (2) from the side facing outwardly.
  4. Device according to claim 2 or 3, characterised in that the groove (3) has side walls (23) which are formed with elevations and depressions in engagement with the filling material (22).
  5. Device according to one of the claims 2 to 4, characterised in that the antenna is a ring-shaped closed antenna feeder (20).
  6. Device according to one of the claims 1 to 5, characterised in that the generator unit (12) has a dynamo with permanent magnets (13) mounted on a stationary component (14) of the roller cutter (2) and with an induction coil arrangement (15) mounted on a component (14) which rotates on rotation of the roller cutter (2).
  7. Device according to one of the claims 1 to 6, characterised in that the receiving unit (6) has a relay station (26) with which the transmitting signals may be received and passed on wirelessly to a radio control unit (31).
EP03017040A 2003-07-28 2003-07-28 Device for detecting the rotation of roller cutters in a shield excavating machine Expired - Lifetime EP1503032B1 (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
DK03017040T DK1503032T3 (en) 2003-07-28 2003-07-28 Device for detecting the rotational state of cutting rollers in a shield tunnel drill
AT03017040T ATE314560T1 (en) 2003-07-28 2003-07-28 DEVICE FOR DETECTING THE ROTATIONAL STATE OF CUTTING ROLLS OF A SHIELD PROPULSION MACHINE
PT03017040T PT1503032E (en) 2003-07-28 2003-07-28 DEVICE FOR CAPTACING THE STATE OF ROTATION OF THE CUTTING ROLLS OF A SHIELD TUNING MACHINE
EP03017040A EP1503032B1 (en) 2003-07-28 2003-07-28 Device for detecting the rotation of roller cutters in a shield excavating machine
ES03017040T ES2256624T3 (en) 2003-07-28 2003-07-28 DEVICE FOR DETECTION OF THE ROTATION OF THE CUTTING WHEELS OF A TUNNELING EQUIPMENT WITH SHIELD.
DE50302069T DE50302069D1 (en) 2003-07-28 2003-07-28 Device for detecting the rotational state of cutting rollers of a shield tunneling machine
US10/900,493 US7014271B2 (en) 2003-07-28 2004-07-28 Apparatus for detecting the state of rotation of cutting rollers of a shield tunneling machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP03017040A EP1503032B1 (en) 2003-07-28 2003-07-28 Device for detecting the rotation of roller cutters in a shield excavating machine

Publications (2)

Publication Number Publication Date
EP1503032A1 EP1503032A1 (en) 2005-02-02
EP1503032B1 true EP1503032B1 (en) 2005-12-28

Family

ID=33522287

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03017040A Expired - Lifetime EP1503032B1 (en) 2003-07-28 2003-07-28 Device for detecting the rotation of roller cutters in a shield excavating machine

Country Status (7)

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US (1) US7014271B2 (en)
EP (1) EP1503032B1 (en)
AT (1) ATE314560T1 (en)
DE (1) DE50302069D1 (en)
DK (1) DK1503032T3 (en)
ES (1) ES2256624T3 (en)
PT (1) PT1503032E (en)

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Also Published As

Publication number Publication date
US7014271B2 (en) 2006-03-21
DK1503032T3 (en) 2006-05-15
PT1503032E (en) 2006-05-31
EP1503032A1 (en) 2005-02-02
ES2256624T3 (en) 2006-07-16
US20050023882A1 (en) 2005-02-03
DE50302069D1 (en) 2006-02-02
ATE314560T1 (en) 2006-01-15

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