WO2017080754A1 - Dispositif de détection d'un état d'une porte ou d'une fenêtre - Google Patents

Dispositif de détection d'un état d'une porte ou d'une fenêtre Download PDF

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Publication number
WO2017080754A1
WO2017080754A1 PCT/EP2016/074764 EP2016074764W WO2017080754A1 WO 2017080754 A1 WO2017080754 A1 WO 2017080754A1 EP 2016074764 W EP2016074764 W EP 2016074764W WO 2017080754 A1 WO2017080754 A1 WO 2017080754A1
Authority
WO
WIPO (PCT)
Prior art keywords
sensor
unit
sensor unit
window
door
Prior art date
Application number
PCT/EP2016/074764
Other languages
German (de)
English (en)
Inventor
Florian Schmidt
Original Assignee
Efp Vertriebs- Und Servicegesellschaft Mbh
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 Efp Vertriebs- Und Servicegesellschaft Mbh filed Critical Efp Vertriebs- Und Servicegesellschaft Mbh
Priority to EP16791534.7A priority Critical patent/EP3374976B1/fr
Publication of WO2017080754A1 publication Critical patent/WO2017080754A1/fr

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Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/02—Mechanical actuation
    • G08B13/08—Mechanical actuation by opening, e.g. of door, of window, of drawer, of shutter, of curtain, of blind

Definitions

  • the invention relates to a device for detecting a state of a window or a door.
  • a device for detecting a state of a window or a door.
  • Such a device is commonly used e.g. used in windows or doors to determine whether the respective component is closed, opened or in an intermediate state, e.g. is tilted.
  • the device is coupled to an alarm system or the like.
  • the document EP 1 918 890 B1 indicates such a device.
  • the object of the present invention is therefore to provide an improved device for detecting a state of a window or a door.
  • the object is achieved by a device having the features of claim 1.
  • a basic idea of the invention is to provide an already existing device with a second sensor unit, which is provided for detecting a further state of the window or the door and detects vibrations or oscillations.
  • a device for detecting a state of a window or door includes at least a first sensor unit for detecting a state of an open, tilted or closed window / door by means of a potentiometer as a first sensor and an actuator associated therewith.
  • the device is provided with at least one second sensor unit for detecting a further state of the window or the door, this state having vibrations caused by the action of force.
  • the at least one second sensor unit has at least one second sensor, which is a vibration sensor. Vibration sensors are available in a large selection and high quality at low cost and have little space.
  • the at least one second sensor is designed as a vibration sensor with at least one piezoceramic bimorph element. If the at least one second sensor has at least one preferred direction of action, it can be arranged correspondingly in the device, whereby the preferred operating direction has the advantage that a signal amplitude of a signal detected in this direction of action is particularly high. Thus, an original mounting location of the device can still be used, wherein the sensor element must be aligned with its effective direction in the direction in which a probability of violence is greatest. Relevant empirical values can be used for this purpose.
  • the device has a control device with an adaptation unit for the at least one second sensor unit, two evaluation units for a respective sensor unit and a transmission unit. This makes a compact design possible.
  • the matching unit has at least one filter circuit, which serves for the selective filtering of an output signal of the second sensor. This gives the advantage of a special signal selection to reduce false alarms.
  • the evaluation unit for the second sensor unit can be designed at least for an evaluation of the time length and amplitude of the signals of the second sensor unit. This increases selectivity and precision. If e.g. In the case of a hammer, a glass pane is destroyed only at the second or third time, and by evaluating the signals generated thereby over a certain period of time, the frequency of its occurrence can be detected and thus reduced by e.g. other periodic noises or
  • the evaluation unit for the second sensor unit can be designed to analyze signal characteristics of the signals of the second sensor unit, wherein a comparison with previously stored waveforms is performed. This makes a particularly advantageous evaluation with significant reduction of false alarms possible. An adaptation to different environmental and installation conditions can thus be easily realized.
  • an additional evaluation unit may be provided, which is assigned to the first sensor unit and examines the Ausganssignale to vibrations. In this way, a plausibility of the detected signals can be made possible.
  • the housing may e.g. be made of a weatherproof plastic, with a suitable protection against ingress of moisture and dust can be reduced to a minimum in a simple manner.
  • Figure 1 is a schematic representation of a device according to the invention with a partially open housing
  • Figure 2 is a schematic block diagram of an embodiment of the device according to the invention of Fig. 1;
  • FIG. 3 shows a schematic block diagram of a variant of the exemplary embodiment according to FIG. 2.
  • Coordinates x, y and z are for better orientation.
  • Figure 1 shows a schematic representation of a device according to the invention with a partially opened housing.
  • the device 1 for detecting a state of a window or a door has a first sensor unit 3 and a second sensor unit 7 in a common housing 2.
  • the device 1 is intended for installation in a window or a door. Reference is made to document EP 1 918 890 B1.
  • the housing 2 is made in this embodiment of a weatherproof plastic and has a substantially cuboid shape.
  • the first sensor unit 3 is arranged here in an upper quarter of the housing 2 and has a first sensor 4.
  • the sensor 4 is designed as a potentiometer.
  • the potentiometer cooperates with an actuator 5, which is displaceable in an effective direction 5a in the x direction.
  • the first sensor unit 3 is used to detect the following states of a window or a door, namely "open", “tilted”, “closed” A detailed description can be found in the document EP 1 918 890 B1 The first sensor unit 3 will therefore not be further described below unless it is necessary in connection with it.
  • a carrier unit 6 with the second sensor unit 7 and a control device 1 0 is arranged.
  • the carrier unit 6 is here a printed circuit board, e.g. in multilayer design with corresponding SMD components, in order to take up the least amount of space.
  • the second sensor unit 7 has at least one second sensor 8, which is arranged here aligned in the x-direction.
  • the second sensor 8 serves to detect a further state of the window or the door, in which vibrations are generated. These vibrations can be both mechanical and acoustic. Such a condition is caused, for example, by an act of violence and associated with a process of damage, destruction or breakage of components of the window or door. This can be eg when smashing and bursting of glass (window panes), Breaking and / or splintering of wood and / or plastic components, breaking, bending or cracking noises of metal components, crackling noises of tools such as crowbar, hammer, chisel, screwdriver in connection with other components occur.
  • force can be conscious, e.g. as burglary or property damage, but also circumstantial, e.g. by weather or accident and the like. respectively.
  • a condition of a window or a door can be detected not only in the event of a burglary or an act of violence but also in the case of accidents of all kinds with violence.
  • This can be done in addition to the first sensor unit 3.
  • Detecting with the second sensor unit 7 is also possible independently, e.g. if the first sensor unit 3 is defective (e.g., jammed by force) or not activated.
  • Mechanical and acoustic vibrations e.g. through effects such as rain, storm, hail, thunderstorms and the like. as well as e.g. Bird strike are conditional and are detected by the second sensor unit 7, can be excluded in an evaluation of the second sensor unit 7 thereby generated signals.
  • the second sensor 8 it is also possible for the second sensor 8 to be configured for a specific frequency range of noises in the event of violence so that it is precisely such vibrations that can be detected particularly reliably.
  • the second sensor 8 is a vibration / vibration sensor, for example with a piezoceramic bimorph element. Such a transmitter converts mechanical and / or acoustic vibration energy into electrical energy.
  • a drive circuit including the necessary electrical voltage supply is arranged in the vicinity of the second sensor 8. Furthermore, the control device 10 is here on the carrier unit. The control device 10 will be explained in more detail below in connection with FIGS. 2 and 3.
  • a power supply 9 is arranged in the lower portion of the housing 2 in Fig. 1. This can be, for example, suitable button cells with corresponding performance for the first sensor unit 3 and the second sensor unit 4.
  • Fig. 2 is a schematic block diagram of an embodiment of the device 1 according to the invention shown in FIG. 1.
  • the control device 10 comprises an adaptation unit 1 1, two evaluation units 1 3 and a transmission unit 14 with an antenna.
  • the first sensor unit 3 with the first sensor 4 is connected to the evaluation unit 1 3, which in turn is connected to the transmitting unit 14. This is described in detail in the document EP 1 91 8 890 B1 including the mode of operation.
  • the second sensor unit 7 with the second sensor 8 is connected to the matching unit 1 1.
  • the matching unit 11 may be e.g. Have filter circuits which are used for selectively filtering an output signal of the second senors 8.
  • an amplifier circuit for the unfiltered and filtered signal is provided.
  • the filter circuit (s) may also be adjustable to accommodate different window and door materials (glass / metal / wood, etc.).
  • the adaptation unit 1 1 also has an electrical power supply for the second sensor 8. This is e.g. required for sensor elements for which a higher operating voltage than the supply voltage of the power supply is necessary.
  • the evaluation unit 1 2 performs an evaluation of the adaptation unit
  • Waveforms may also be analyzed, which are compared to previously stored waveforms corresponding to certain characteristic noises of force application.
  • a bird strike is e.g. short in time, but has only a moderate amplitude in the waveform.
  • a hammer blow to smash a disc is also short in time, but the detected signal has a much higher amplitude and can have different frequencies and frequency responses to a bird strike.
  • the ejection Processing unit 1 2 also have a device for plausibility of signals.
  • the evaluation unit 1 2 If the evaluation unit 1 2 has determined after evaluation that a state of the window or the door corresponds to a use of force, the evaluation unit 1 2 generates a corresponding signal, which forwards it to the transmission unit 14.
  • the transmitting unit 14 sends the signal obtained from the respective evaluation unit 1 2, 1 3 to a receiver, e.g. a monitoring station which then takes predetermined steps, e.g. Alerting appropriate places, initiates.
  • a receiver e.g. a monitoring station which then takes predetermined steps, e.g. Alerting appropriate places, initiates.
  • FIG. 3 shows a schematic block diagram of a variant of the exemplary embodiment according to FIG. 2.
  • an additional evaluation unit 15 is provided, which is connected in parallel to the already existing evaluation unit 13 between the first sensor unit 3 and the transmitting unit 14.
  • the additional evaluation unit 15 additionally evaluates the output signal of the first sensor 4 such that it has irregularities or artefacts in the amplitude which are superimposed on the usually output DC voltage signal. These artifacts can come from a violence. In this way, the additional evaluation unit 1 5 can also detect and evaluate vibrations. These can be used to check the plausibility of the signals detected by the second sensor unit 7.
  • the adaptation unit 1 1 and the evaluation units 1 2, 13, 1 5 can also be realized at least partially by a program of a microprocessor or microcomputer of the control device 10.
  • a preferred orientation of the second sensor 8 in a particular direction is due to a structure of the sensor device.
  • a plurality of sensor components of the second sensor unit 7 may be assigned, of which, for example, one is arranged in the x-direction, one in the y-direction and one in the z-direction with the respective most sensitive effective direction.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)

Abstract

L'invention concerne un dispositif (1) de détection d'un état d'une porte ou d'une fenêtre, comprenant au moins une première unité capteur (3) destinée à la détection d'un état d'une porte/fenêtre ouverte, entrouverte ou fermée à l'aide d'un potentiomètre en tant que premier capteur (4) et d'un actionneur (5) raccordé à ce dernier. Le dispositif (1) présente au moins une deuxième unité capteur (7) destinée à la détection d'un autre état de la porte ou fenêtre, cet état présentant des vibrations ou oscillations entraînées par une effraction.
PCT/EP2016/074764 2015-11-13 2016-10-14 Dispositif de détection d'un état d'une porte ou d'une fenêtre WO2017080754A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP16791534.7A EP3374976B1 (fr) 2015-11-13 2016-10-14 Dispositif de détection d'un état d'une porte ou d'une fenêtre

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102015119613.1 2015-11-13
DE102015119613.1A DE102015119613A1 (de) 2015-11-13 2015-11-13 Vorrichtung zur Erfassung eines Zustands eines Fensters oder einer Tür

Publications (1)

Publication Number Publication Date
WO2017080754A1 true WO2017080754A1 (fr) 2017-05-18

Family

ID=57249774

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2016/074764 WO2017080754A1 (fr) 2015-11-13 2016-10-14 Dispositif de détection d'un état d'une porte ou d'une fenêtre

Country Status (3)

Country Link
EP (1) EP3374976B1 (fr)
DE (1) DE102015119613A1 (fr)
WO (1) WO2017080754A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017110279A1 (de) * 2017-05-11 2018-11-15 Efp Vertriebs- Und Servicegesellschaft Mbh Vorrichtung und Verfahren zum Erfassen und Signalisieren eines Zustands eines Fensters oder einer Tür
EP3871201B1 (fr) 2018-10-25 2023-09-20 Carrier Corporation Capteur sans contact pour systèmes de sécurité

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050068176A1 (en) * 2003-07-31 2005-03-31 Ko Joseph Y. Alarm system with thin profile
EP1918890B1 (fr) 2006-11-01 2011-01-05 EFP Vertriebs- und Servicegesellschaft mbH Dispositif destiné à l'affichage de l'état d'ouverture d'une fenêtre ou d'une porte
WO2012096647A1 (fr) * 2011-01-10 2012-07-19 Ingersoll-Rand Company Serrure de porte comprenant un capteur
WO2015000731A1 (fr) * 2013-07-04 2015-01-08 Robert Bosch Gmbh Dispositif et procédé de détermination d'un état de fermeture d'une porte ou d'une fenêtre d'une maison
DE102013220176A1 (de) * 2013-10-07 2015-04-23 Robert Bosch Gmbh Vorrichtung und Verfahren zum Bestimmen eines Zustands eines zu überwachenden Objekts

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050068176A1 (en) * 2003-07-31 2005-03-31 Ko Joseph Y. Alarm system with thin profile
EP1918890B1 (fr) 2006-11-01 2011-01-05 EFP Vertriebs- und Servicegesellschaft mbH Dispositif destiné à l'affichage de l'état d'ouverture d'une fenêtre ou d'une porte
WO2012096647A1 (fr) * 2011-01-10 2012-07-19 Ingersoll-Rand Company Serrure de porte comprenant un capteur
WO2015000731A1 (fr) * 2013-07-04 2015-01-08 Robert Bosch Gmbh Dispositif et procédé de détermination d'un état de fermeture d'une porte ou d'une fenêtre d'une maison
DE102013220176A1 (de) * 2013-10-07 2015-04-23 Robert Bosch Gmbh Vorrichtung und Verfahren zum Bestimmen eines Zustands eines zu überwachenden Objekts

Also Published As

Publication number Publication date
EP3374976B1 (fr) 2020-05-06
EP3374976A1 (fr) 2018-09-19
DE102015119613A1 (de) 2017-05-18

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