EP1701320B1 - Signaleinheit mit einem akustischen Signalgeber - Google Patents

Signaleinheit mit einem akustischen Signalgeber Download PDF

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Publication number
EP1701320B1
EP1701320B1 EP06004192A EP06004192A EP1701320B1 EP 1701320 B1 EP1701320 B1 EP 1701320B1 EP 06004192 A EP06004192 A EP 06004192A EP 06004192 A EP06004192 A EP 06004192A EP 1701320 B1 EP1701320 B1 EP 1701320B1
Authority
EP
European Patent Office
Prior art keywords
signal
unit according
unit
designed
acoustic
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.)
Active
Application number
EP06004192A
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German (de)
English (en)
French (fr)
Other versions
EP1701320A1 (de
Inventor
Gerhard Kühnemundt
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.)
WERMA Signaltechnik GmbH and Co
WERMA Signaltechnik GmbH and Co KG
Original Assignee
WERMA Signaltechnik GmbH and Co
WERMA Signaltechnik GmbH and Co KG
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 WERMA Signaltechnik GmbH and Co, WERMA Signaltechnik GmbH and Co KG filed Critical WERMA Signaltechnik GmbH and Co
Publication of EP1701320A1 publication Critical patent/EP1701320A1/de
Application granted granted Critical
Publication of EP1701320B1 publication Critical patent/EP1701320B1/de
Active legal-status Critical Current
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Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B3/00—Audible signalling systems; Audible personal calling systems
    • G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/18—Status alarms
    • G08B21/182—Level alarms, e.g. alarms responsive to variables exceeding a threshold

Definitions

  • the invention relates to a signal unit for signaling at least one operating state of a technical device such as a machine, a system, a vehicle or the like having at least one acoustic signal generator for generating an acoustic signal according to the preamble of claim 1.
  • Signaling devices are widely used to signal the status of equipment in technical equipment such as machinery, equipment or vehicles. They serve u.a. to acoustically and / or visually signal malfunction of such machines or equipment, so that the operator is able to recognize and eliminate them. Furthermore, such signal devices can also signal operating states which pose a danger to the environment or to persons in the environment.
  • the object of the invention is to provide a signal unit for signaling at least one operating state of a technical device such as a machine, a system, a vehicle or the like with at least one acoustic signal generator for generating an acoustic signal, with which improves the monitoring of the technical device becomes.
  • the acknowledgment of the signaling or warning by an operator it becomes possible, for example, to use the acknowledgment of the signaling or warning by an operator to, for example, add new functionalities realize.
  • a notification of the control or control unit of the technical device can be provided.
  • a signaling of the acknowledged operating state can be implemented by the signal unit, so that, for example, further persons can recognize 'that the signaling or warning has already been perceived by an operator.
  • At least one input element is provided for inputting the acknowledgment by an operator.
  • the input element may e.g. be formed as a contact surface, buttons, microphone, etc., so that an advantageous input of the acknowledgment by the operator can be realized.
  • the sensor unit is designed to detect a first parameter of the acoustic signal. This makes it possible, for example, to perceive a change in the acoustic signal as an acknowledgment and advantageously, e.g. for the notification of the device control or the like.
  • the detected parameter is at least the amplitude and / or the frequency of the signal.
  • the amplitude or the frequency of the signal can be detected, for example, with the aid of commercial components, so that an economically favorable implementation of the invention is possible.
  • the sensor unit comprises a control unit for target-actual comparison of the parameter, wherein the acknowledgment generates the actual value.
  • the setpoint value essentially corresponds to the signal before the acknowledgment.
  • a dynamic adaptation of the desired value can be realized with the aid of the advantageous control unit.
  • the target value fractions of a second after the generation of the signal can be determined.
  • a change of the parameter by about 10%, 20% or 40%, preferably by about 30% means an acknowledgment, which can be used correspondingly advantageously.
  • the acoustic signal generator is designed to signalize the acknowledged operating state.
  • the acoustic signal generator is designed to signalize the acknowledged operating state.
  • control unit is designed to change a second parameter of the acoustic signal.
  • the second parameter to be changed is at least the volume and / or the presence of the signal.
  • At least one optical signal transmitter is provided.
  • an optical signaling can be realized for example, by means of lights in the signal colors, which are perceptible by persons particularly simple and / or in relatively loud workshops or the like.
  • a multi-level signaling of the signal unit can be implemented by the optical signal transmitter. This means that, for example, in a first warning or alarm level, the optical signal transmitter or the acoustic signal transmitter is in operation and in a second stage the other signal generator or both signal generator are in operation simultaneously. Also, the signaling of both signal transmitters could be used as a third stage.
  • the optical signal transmitter is designed as a light bulb or the like.
  • the optical signal transmitter is designed as a light-emitting diode for generating an optical signal.
  • Light-emitting diodes are characterized on the one hand by the fact that they have a particularly long life, consume very little energy and are made comparatively small.
  • a plurality of light-emitting diodes are provided, so that, for example, a large luminosity and / or a large luminous field, in particular an all-round lighting, can be realized.
  • control unit for changing a parameter of the optical signal transmitter in particular the LED parameter is formed, for example, with the aid of the control unit, the light emitting diode on or off, optionally the color of the LED and / or the luminosity of the LED are changed ,
  • the optical signal transmitter is designed for signaling the acknowledged operating state.
  • the acknowledged operating state by the aforementioned changes of the LED parameter are displayed.
  • the acoustic signal transmitter comprises at least one piezoelectric element.
  • a piezoelectric element With the help of a corresponding piezoelectric element, an acoustic signal can be generated in a particularly simple manner.
  • a piezoelectric element With the aid of a piezoelectric element, a comparatively small or little space-consuming acoustic signal transmitter can be implemented, so that the signal unit can be made correspondingly small.
  • the piezoelectric element is formed as a metal disc with applied piezoceramic.
  • a touch and / or deformation of the acoustic signal transmitter, in particular the piezoelectric element, and / or a housing of the signal unit by means of the sensor unit can be detected, whereby the detection of the acknowledgment of the signal is realized according to the invention in a particularly elegant manner.
  • a piezoelectric element it is particularly advantageous here that the amplitude and / or frequency of the oscillation of the piezoelectric element changes as a result of the contact or the deformation. This change is detected in an advantageous manner with the aid of the sensor unit or control unit, in particular by means of the desired-actual comparison according to the invention, and detected as an acknowledgment of the signal according to the invention.
  • the acoustic signal transmitter is designed as a sensor of the sensor unit.
  • this advantageous measure is elegantly a multiple function of the acoustic signal transmitter as a sensor for Recording the acknowledgment realized. This reduces the design effort, which means a particularly favorable implementation of the invention.
  • this can be implemented according to the invention, a particularly small or little space consuming sensor unit, thereby expanding the application possibilities of the signal unit according to the invention. This is of particular advantage, in particular in the case of cramped planting conditions.
  • the signal unit is designed as a signal tower, which in particular has an acoustic module with the acoustic signal transmitter and / or at least one light-emitting module with the optical signal transmitter.
  • This is a particularly flexible adaptation of the signal unit to a variety of requirements possible.
  • At least one transmitting unit is provided with a transmitter for wireless data transmission to a receiver.
  • a transmitter for wireless data transmission to a receiver.
  • corresponding signal units are arranged comparatively far above the technical device.
  • the acknowledgment of the signal according to the invention can be placed in a position of the machine which can be easily reached by the operator without, for example, a material connection or a wire connection or the like to the signal generator being present.
  • the input element is integrated in a separate structural unit, which is in particular wirelessly connected to the sensor unit or control unit of the signal unit.
  • FIG. 1 a signal unit is shown with a housing 1 in which one or more light-emitting diodes are integrated without further illustration.
  • the housing 1 is designed, for example, translucent in red color, so that when the LED is lit, a red signal light is generated.
  • the signal unit on a buzzer 2 which is designed as a piezoelectric element.
  • the piezoelectric element comprises a brass disc with a piezoceramic, which is formed by applying an electrical alternating voltage for hum or for generating an acoustic signal. For example, buzzer 2 hums at about 2 kHz.
  • the LED lights up as soon as an incident 3 of the signal unit is transmitted (first alarm level).
  • first alarm level another incident 3 of the signal unit is transmitted, so that the buzzer 2 generates an acoustic signal.
  • the alerting with glowing Light emitting diodes and buzzer buzzer 2 corresponds to level 1 according to FIG. 1 ,
  • a person 4 perceives the acoustic and / or the optical signal and acknowledges according to stage 2 of FIG. 1 the perception by touching or pressing the housing 1 in the region of a contact surface 5.
  • the piezo number 2 is slightly deformed and thus damped or the amplitude and / or frequency of the buzzer 2 is changed.
  • This change is detected by the unillustrated control unit and evaluated as an acknowledgment.
  • the buzzer 2 is both designed as an acoustic signal transmitter and as a sensor for the acknowledgment or is used.
  • the buzzer 2 or sensor 2 thus realizes a double function, whereby according to the invention, the constructive and / or control effort significantly reduced.
  • the acknowledgment can be used, for example, for making e.g. the technical equipment to be monitored receives a corresponding electrical signal. If necessary, the acknowledgment can be logged by the signal unit and / or the technical device in certain applications, so that the acknowledgment made can be verified later.
  • the buzzer 2 is operated quieter or switched off and / or switched off or dimmed the light-emitting diode, not shown.
  • step 3 it becomes clear that in this case the buzzer 2 is switched off and the LED continues to operate after the acknowledgment.
  • stage 3 the example of a fault in the technical device that has triggered the incident 3 can be eliminated by the person 4.
  • an electrical signal is transmitted from the technical device to the signal unit, whereby, for example, the signaling is terminated.
  • the signal unit is terminated.
  • LED is switched off.
  • the state of the signal unit achieved thereby substantially corresponds to the initial state before the event 3 of the signal unit has been transmitted.
  • FIG. 2 schematically a block diagram for a signal unit according to the invention is shown.
  • a signal transmitter 6 comprises both the buzzer 2 and a plurality of light emitting diodes 7 or a lighting unit 7.
  • the buzzer 2 is excited by means of an oscillator 9 with power amplifier for swinging or humming.
  • a power supply 8 supplies both the lighting unit 7 and the oscillator 9 or buzzer 2 and 'beyond a switch 12 for the acknowledgment and an evaluation unit 10 with microcontroller and an amplifier 11th
  • the signal unit is equipped by means of terminals 13, for example, for a terminal block or the like, so that an advantageous connection to the technical device and / or a transmitter or receiver for wireless transmission of electrical signals can be realized.
  • the evaluation unit 10 controls the amplitude and the frequency of the buzzer 2 by means of the amplifier 11. Furthermore, the evaluation unit 10 performs a comparison of Amplitude or frequency of the buzzer 2, whereby the values present when the buzzer 2 is switched on are evaluated as the desired value.
  • the amplitude and the frequency of the buzzer 2 is slightly changed, which is detected by the evaluation unit 10 and, for example, in a change by about 30% is evaluated as an acknowledgment of the output signal.
  • an electrical signal is generated, which is designed, for example, to reduce or alter the volume of the buzzer 2 and / or to change or reduce the luminous intensity of the lighting unit 7.
  • the electrical signal generated as an acknowledgment is transmitted, for example, in addition to the external control or control unit of the technical device to be monitored and optionally logged.
  • the buzzer 2 is switched off by the acknowledgment or contact of the buzzer 2, so that only the lighting unit 7 remains lit.
  • the technical device or the external control transmits an electrical signal, so that with the aid of the switch 12, the power supply 8 is interrupted and thus both the optical signal transmitter and the light unit. 7 as well as the acoustic signal or buzzer 2 is put out of order.

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Electromagnetism (AREA)
  • Alarm Systems (AREA)
  • Burglar Alarm Systems (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
EP06004192A 2005-03-11 2006-03-02 Signaleinheit mit einem akustischen Signalgeber Active EP1701320B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102005011733A DE102005011733B4 (de) 2005-03-11 2005-03-11 Signaleinheit mit einem akustischen Signalgeber

Publications (2)

Publication Number Publication Date
EP1701320A1 EP1701320A1 (de) 2006-09-13
EP1701320B1 true EP1701320B1 (de) 2008-04-23

Family

ID=36658915

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06004192A Active EP1701320B1 (de) 2005-03-11 2006-03-02 Signaleinheit mit einem akustischen Signalgeber

Country Status (3)

Country Link
US (1) US7466238B2 (enrdf_load_stackoverflow)
EP (1) EP1701320B1 (enrdf_load_stackoverflow)
DE (2) DE102005011733B4 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008055798A1 (de) * 2008-11-04 2010-05-06 Werma Holding Gmbh + Co. Kg Warnleuchte mit einer Sockeleinheit und wenigstens einer Leuchteinheit

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS511094A (enrdf_load_stackoverflow) * 1974-06-21 1976-01-07 Idec Izumi Corp
DE8714846U1 (de) * 1987-11-07 1988-02-18 Asea Brown Boveri Ag, 68309 Mannheim Gefahrenmeldezentrale
US5428555A (en) * 1993-04-20 1995-06-27 Praxair, Inc. Facility and gas management system
DE29502266U1 (de) * 1995-02-13 1995-04-06 Scharf, Michael, 06122 Halle Funkmeldesystem für Betriebsstörungen in Anlagen von Fabriken und Betrieben
US6219046B1 (en) * 1998-09-17 2001-04-17 General Electric Company Man-machine interface for a virtual annunciator panel display
US6144289A (en) * 1999-06-02 2000-11-07 Spx Corporation Alarm signaling device having a touch-to-silence feature
JP2001104636A (ja) * 1999-10-04 2001-04-17 Shinsedai Kk 体感ボールゲーム装置
DE10058695B4 (de) * 2000-11-27 2009-05-20 Werma Signaltechnik Gmbh + Co. Kg Anzeigesäule
US20020126103A1 (en) * 2001-01-18 2002-09-12 Knowles Terence J. Acoustic wave touch actuated switch
DE10342006C5 (de) * 2003-09-04 2008-12-11 E.G.O. Elektro-Gerätebau GmbH Bedienvorrichtung
JP4036843B2 (ja) * 2004-03-31 2008-01-23 三洋電機株式会社 発信装置、音波センサ及び自走車
DE202004011814U1 (de) * 2004-07-28 2004-11-11 Siegrist, Alexandra Mess- und Warngerät

Also Published As

Publication number Publication date
EP1701320A1 (de) 2006-09-13
US20060206216A1 (en) 2006-09-14
US7466238B2 (en) 2008-12-16
DE102005011733A1 (de) 2006-09-14
DE102005011733B4 (de) 2008-05-08
DE502006000668D1 (enrdf_load_stackoverflow) 2008-06-05

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