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WO2006048143A1 - Dispositif pour detecter des manipulations sur un boitier - Google Patents

Dispositif pour detecter des manipulations sur un boitier Download PDF

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Publication number
WO2006048143A1
WO2006048143A1 PCT/EP2005/011378 EP2005011378W WO2006048143A1 WO 2006048143 A1 WO2006048143 A1 WO 2006048143A1 EP 2005011378 W EP2005011378 W EP 2005011378W WO 2006048143 A1 WO2006048143 A1 WO 2006048143A1
Authority
WO
WIPO (PCT)
Prior art keywords
housing part
housing
coil
electrical
circuit
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.)
Ceased
Application number
PCT/EP2005/011378
Other languages
German (de)
English (en)
Inventor
Michael Arzberger
Michael Leopold
Rainer Miermann
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.)
Honeywell Messtechnik GmbH
Original Assignee
Elster Messtechnik GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Elster Messtechnik GmbH filed Critical Elster Messtechnik GmbH
Priority to EP05799925A priority Critical patent/EP1807705A1/fr
Publication of WO2006048143A1 publication Critical patent/WO2006048143A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R22/00—Arrangements for measuring time integral of electric power or current, e.g. electricity meters
    • G01R22/06—Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods
    • G01R22/061—Details of electronic electricity meters
    • G01R22/066—Arrangements for avoiding or indicating fraudulent use

Definitions

  • the invention relates to a device for reliable and energy-saving detection of housing manipulations of consumption meters, in particular electricity, gas, water and heat meters, according to the preamble of patent claim 1.
  • an opening of the meter housing which is normally sealed, is recorded by removing the housing cover of the consumption meter, for example by means of a microcomputer present in the meter.
  • the detection mechanism required for this purpose must have a high long-term stability, since consumption meters are in operation without maintenance over a long period of time and reliable detection must be ensured during the entire period of use.
  • the detection of the mechanical removal of housing components is usually carried out by means of a push-button, which is actuated by the mechanical removal of the housing component or is permanently actuated and is only opened during a manipulation on a housing component.
  • the corresponding key position is stored by a microcomputer.
  • the use of the probe proves to be unreliable due to the mechanical stress, as a failure of the probe due to fatigue at extremely long Actu ⁇ supply duration, for example, when the housing is opened after several years of normal operation, can not be excluded.
  • the use of specially designed probes that compensate for this disadvantage is verbun ⁇ with a high cost.
  • buttons arrangements which are only actuated when opening the housing cover, require a mechanically complex and expensive housing construction.
  • a further disadvantage is the fact that in the mechanical production of the Tas ⁇ ter and the housing adhering to tight tolerance chains of the housing components is required to keep the operating forces within acceptable limits, which eben ⁇ if due to a high cost.
  • the housing openings necessary for the mechanical actuation of feelers also have the disadvantage of permitting the penetration of dirt and moisture into the otherwise protected interior of the housing.
  • Another known embodiment for detecting housing manipulations on the counter is the use of a light barrier, in the beam path of which the housing part to be monitored, or a mechanical component fixedly connected thereto, are located.
  • a light barrier in the beam path of which the housing part to be monitored, or a mechanical component fixedly connected thereto, are located.
  • the use of the light barrier assembly requires an opening in the meter housing, penetrate through the dirt and moisture in the counter.
  • the invention is accordingly based on the invention to provide a device for reliable and energy-saving detection of housing manipulation of consumption meters, in particular electricity, gas, water and heat meters, overcome with the aforementioned disadvantages.
  • the apparatus for detecting housing manipulations is provided for consumption meters, in particular electricity, gas, water and heat meters, wherein the device according to the invention comprises a first housing part receiving evaluation electronics and a second housing part detachable from the first housing part and the first Housing part is secured against unauthorized removal of the second housing part.
  • the coil through a in the second housing part befindliches metallic material generates a signal at a change in the distance between the coil and the metallic material and supplies the signal located in the first housing part downstream evaluation and provides for further processing.
  • the electrical resonant circuit is executed by an electrical circuit, which is preferably a microprocessor, periodically stimulated by a pulse, wherein the resonant circuit reacts with a damped oscillation to the impulse excitation.
  • the strength of the damping of the vibration of the resonant circuit is determined by the electrical quality of the coil and the electrical quality of the coil can be influenced by changing the distance between the coil and the metallic material in the first housing part.
  • the metal material in the field of the fixed coil and on the movable and removable second housing part alters the electrical quality of the coil due to ferromagnetic losses in the magnetic field surrounding the coil. If the first housing part is connected to the second housing part, the metallic material is in the vicinity of the coil and the quality of the coil has a low value.
  • the metallic material no longer influences the quality of the coil.
  • the quality of the coil increases gegen ⁇ over the previously described solid connection between the first housing part and the second housing part.
  • the analog signal of the resonant circuit is to be digitized by the transmitter, for example with the aid of a Schmitt trigger, and the evaluation of the digital signal is performed either by counting the trigger threshold exceedances or by measuring the absolute time of the oscillation.
  • the electrical resonant circuit of the device according to the invention is preferably designed as a proximity switch with a low power requirement, wherein the Ausure ⁇ tion form of the proximity switch is beschrie ⁇ ben example in DE 33 18900 A1.
  • FIG. 1 shows an embodiment of the device according to the invention for detecting housing manipulations on a consumption meter with a housing lower part 1 accommodating an evaluation unit 5, also called first housing part, and a detachable housing upper part 2, also called second housing part or housing cover. wherein the upper housing part 2 is secured against unauthorized removal from the lower housing part 1.
  • an electrical oscillating circuit consisting of a coil 3 and a capacitor is provided, the coil 3 of which generates a signal by a metallic material 4 in the upper housing part 2 with a change in the distance between the coil 3 and the metallic material 4 the located in the housing base 1 evaluation 5 supplies.
  • the evaluation electronics 5 are set up to store the signal or to bring it to the display.
  • the electrical oscillating circuit is periodically excited by an electrical microprocessor circuit by a pulse and reacts with a damped oscillation on the pulse excitation, wherein the strength of the damping of the oscillation of Schwing ⁇ circle is determined by the electrical quality of the coil 3 and the electrical quality of Coil 3 can be influenced by the change in the propriety between the coil 3 and the metallic material 4 in the upper housing part 2.
  • the duration of the impulse response is directly dependent on the strength of the damping of the resonant circuit and is evaluated by means of a microprocessor circuit.
  • a favorable embodiment of such a circuit digitizes the analog signal of the resonant circuit by means of a Schmitt trigger and carries out the evaluation by counting the pulse of the digital signal by.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electronic Switches (AREA)
  • Geophysics And Detection Of Objects (AREA)

Abstract

L'invention concerne un dispositif servant à détecter des manipulations sur le boîtier d'un compteur de consommation. Le dispositif selon l'invention comprend une première partie de boîtier (1) recevant une électronique d'évaluation (5), ainsi qu'une deuxième partie de boîtier (2) qui peut être détachée de la première partie de boîtier (1) mais qui est protégée contre son démontage non autorisé de la première partie de boîtier (1). Dans la première partie de boîtier (1) se trouve un circuit oscillant électrique dont la bobine (3) génère un signal au moyen d'un matériau métallique (4) se trouvant dans la deuxième partie de boîtier (2) en cas de modification de l'écartement entre la bobine (3) et le matériau métallique (4), ce signal étant amené pour la poursuite du traitement à l'électronique d'évaluation (5) se trouvant en aval dans la première partie de boîtier (1).
PCT/EP2005/011378 2004-11-03 2005-10-24 Dispositif pour detecter des manipulations sur un boitier Ceased WO2006048143A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP05799925A EP1807705A1 (fr) 2004-11-03 2005-10-24 Dispositif pour detecter des manipulations sur un boitier

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102004052993.0A DE102004052993B4 (de) 2004-11-03 2004-11-03 Vorrichtung zur Erkennung von Gehäusemanipulationen
DE102004052993.0 2004-11-03

Publications (1)

Publication Number Publication Date
WO2006048143A1 true WO2006048143A1 (fr) 2006-05-11

Family

ID=35789000

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2005/011378 Ceased WO2006048143A1 (fr) 2004-11-03 2005-10-24 Dispositif pour detecter des manipulations sur un boitier

Country Status (3)

Country Link
EP (1) EP1807705A1 (fr)
DE (1) DE102004052993B4 (fr)
WO (1) WO2006048143A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010057631A2 (fr) 2008-11-19 2010-05-27 IAD Gesellschaft für Informatik, Automatisierung und Datenverarbeitung mbH Appareil de mesure, en particulier compteur d'énergie, et procédé pour détecter les manipulations
DE102009008125A1 (de) 2009-02-09 2010-08-19 IAD Gesellschaft für Informatik, Automatisierung und Datenverarbeitung mbH Modulares, erweiterbares und einen zugangsgeschützten Bereich aufweisendes Messgerät
DE102010033962A1 (de) 2010-08-07 2012-02-09 IAD Gesellschaft für Informatik, Automatisierung und Datenverarbeitung mbH Gehäuse für einen, einen zugangsgeschützten Bereich aufweisenden elektronischen Energiezähler
DE202013001821U1 (de) * 2013-02-26 2014-06-02 Christian Gradischnik Vorrichtung zum Erfassen der Wärmeabgabe eines Heizkörpers

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2141465A1 (fr) * 2008-07-01 2010-01-06 Actaris SAS Agencement de fixation d'un module de tele releve sur le capot d'un compteur de fluide
DE202011108935U1 (de) 2011-12-13 2012-02-22 Techem Energy Services Gmbh Vorrichtung zur Erkennung von Manipulationen an Verbrauchserfassungsgeräten

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0490710A1 (fr) * 1990-12-07 1992-06-17 Schlumberger Industries Procédé et dispositif pour la détection d'un déplacement
DE4427990A1 (de) * 1994-08-08 1996-02-15 Becker Wolf Juergen Univ Prof Induktiver Näherungssensor zur materialunabhängigen Abstandsmessung
US5523559A (en) * 1991-08-06 1996-06-04 Schlumberger Industries, Inc. Method and system for sensing removal of a utility meter from its socket
WO2003038451A1 (fr) * 2001-11-01 2003-05-08 Inovatech Limited Detecteur de suppression d'appareils de mesure

Family Cites Families (7)

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Publication number Priority date Publication date Assignee Title
CH640971A5 (en) * 1979-06-28 1984-01-31 Kurt Ehrat Mobile data container secured against unauthorised access
DE3318900A1 (de) 1983-05-25 1984-11-29 Werner Turck Gmbh & Co Kg, 5884 Halver Annaeherungsschalter mit minimalem strombedarf
EP0649025A1 (fr) * 1993-10-15 1995-04-19 Zellweger Luwa Ag Compteur électrique statique
DE29704128U1 (de) * 1997-03-07 1998-07-09 Motz Computer Service & Vertriebsgesellschaft mbH, 37671 Höxter Plombe für ein geteiltes Gehäuse
DE29719339U1 (de) * 1997-10-31 1998-05-28 Raab Karcher Energy Services GmbH, 45131 Essen Vorrichtung zur Erfassung und Auswertung von temperaturabhängigen Verbrauchs- oder Meßwerten anderer physikalischer Größen
DE20001278U1 (de) * 2000-01-25 2001-06-07 Siemens Metering Ag, Zug Gehäuseabdeckung für einen elektronischen Apparat
DE10114528A1 (de) * 2001-03-21 2002-10-10 Francotyp Postalia Ag Sicheres Gehäuse für ein elektronisches Gerät

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0490710A1 (fr) * 1990-12-07 1992-06-17 Schlumberger Industries Procédé et dispositif pour la détection d'un déplacement
US5523559A (en) * 1991-08-06 1996-06-04 Schlumberger Industries, Inc. Method and system for sensing removal of a utility meter from its socket
DE4427990A1 (de) * 1994-08-08 1996-02-15 Becker Wolf Juergen Univ Prof Induktiver Näherungssensor zur materialunabhängigen Abstandsmessung
WO2003038451A1 (fr) * 2001-11-01 2003-05-08 Inovatech Limited Detecteur de suppression d'appareils de mesure

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP1807705A1 *

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010057631A2 (fr) 2008-11-19 2010-05-27 IAD Gesellschaft für Informatik, Automatisierung und Datenverarbeitung mbH Appareil de mesure, en particulier compteur d'énergie, et procédé pour détecter les manipulations
DE102008058264A1 (de) 2008-11-19 2010-07-08 IAD Gesellschaft für Informatik, Automatisierung und Datenverarbeitung mbH Messgerät, insbesondere Enegiezähler und Verfahren zur Erkennung von Manipulationen
US8949055B2 (en) 2008-11-19 2015-02-03 IAD Gesellschaft für Informatik, Automatisierung und Datenverarbeitung mbH Measurement device, particularly energy counter and method for recognition of manipulations
DE102009008125A1 (de) 2009-02-09 2010-08-19 IAD Gesellschaft für Informatik, Automatisierung und Datenverarbeitung mbH Modulares, erweiterbares und einen zugangsgeschützten Bereich aufweisendes Messgerät
WO2010091860A2 (fr) 2009-02-09 2010-08-19 IAD Gesellschaft für Informatik, Automatisierung und Datenverarbeitung mbH Appareil de mesure modulaire, extensible et possédant une zone à accès protégé
US8880366B2 (en) 2009-02-09 2014-11-04 IAD Gesellschaft für Informatik, Automatisierung und Datenverarbeitung mbH Modular, expandable measuring device comprising an access-protected area
DE102009008125B4 (de) 2009-02-09 2020-01-23 IAD Gesellschaft für Informatik, Automatisierung und Datenverarbeitung mbH Modulares, erweiterbares und einen zugangsgeschützten Bereich aufweisendes Messgerät
DE102010033962A1 (de) 2010-08-07 2012-02-09 IAD Gesellschaft für Informatik, Automatisierung und Datenverarbeitung mbH Gehäuse für einen, einen zugangsgeschützten Bereich aufweisenden elektronischen Energiezähler
DE102010033962B4 (de) 2010-08-07 2020-04-30 IAD Gesellschaft für Informatik, Automatisierung und Datenverarbeitung mbH Gehäuse für einen, einen zugangsgeschützten Bereich aufweisenden elektronischen Energiezähler
DE202013001821U1 (de) * 2013-02-26 2014-06-02 Christian Gradischnik Vorrichtung zum Erfassen der Wärmeabgabe eines Heizkörpers
AT14120U1 (de) * 2013-02-26 2015-04-15 Gradischnik Helmut Dipl Ing Ddr Vorrichtung zum Erfassen der Wärmeabgabe eines Heizkörpers

Also Published As

Publication number Publication date
DE102004052993A1 (de) 2006-05-04
EP1807705A1 (fr) 2007-07-18
DE102004052993B4 (de) 2020-06-25

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