JP5060518B2 - Intercom system - Google Patents

Description

  The present invention relates to an intercom system.

  As a conventional intercom system, Patent Document 1 discloses a door phone slave installed at a front door, a housing information panel installed in a dwelling unit, and a disaster prevention sensor (security sensor) installed in the dwelling unit. In addition, there is disclosed a monitoring call system for an apartment house that is provided in each room and further includes a disaster prevention receiver that is installed in a manager's room or the like and transmits / receives signals to / from the doorphone cords of each dwelling unit. In the monitoring call system for collective housing of Patent Document 1, when a fire occurs in a certain dwelling unit and a disaster prevention sensor is installed in this dwelling unit, a fire indicator light of a doorphone child unit installed at the front door of this dwelling unit Is turned on, and the disaster prevention receiver gives an alarm notification by the alert signal from the doorphone slave unit, and the doorphone slave unit of other dwelling units that require alarm notification by the alert transfer signal from the disaster prevention receiver also Output alarm sound.

  As another example of a conventional intercom system, when a fire alarm (security sensor) in a dwelling unit is installed in a detached house and a fire is detected, an alarm sound is output from a doorphone unit installed outside the dwelling unit. Various types of output have been developed.

Japanese Patent No. 2818912 (paragraph 0010 and FIGS. 1 and 2)

  However, in the conventional intercom system, when an emergency situation occurs in the dwelling unit, any emergency situation occurs even if a person outside the dwelling unit (such as a neighboring resident) notices the alarm sound output from the doorphone slave unit. There was a problem that it was difficult to respond afterwards because it was not known if it occurred.

  The present invention has been made in view of the above points, and an object of the present invention is to provide an intercom system capable of promptly responding to an emergency by a person outside the dwelling unit.

In order to achieve the above object, the invention of claim 1 is a security sensor that is installed in a dwelling unit and detects an emergency, an interphone master unit that is installed in a dwelling unit and receives a detection signal from the security sensor, and a dwelling unit outside The security sensor includes a fire alarm device that detects a fire and a security sensor that detects the intrusion of a suspicious person from a door or window. The interphone base unit detects an emergency using the detection signal receiving means for receiving the detection signal from the security sensor and the detection signal received by the detection signal receiving means. Discriminating means for discriminating the type of security sensor, and discriminating means when the detection signal is received by the detection signal receiving means A base unit side communication means for transmitting information corresponding to the determination result to the door phone slave unit, wherein the door phone slave unit receives the information from the interphone base unit, and the slave unit and informing means for outputting the voice message in accordance with the type of security sensors on the basis of the information received on the side communication means, possess a call button to be operated to a human, the notification means, said information child An alarm sound is output when received by the machine-side communication means, and the voice message is output when the call button is operated after the alarm sound is output .

  According to a second aspect of the present invention, in the first aspect of the invention, the interphone master unit receives the detection signal by a storage unit that stores a voice message according to a type of the security sensor and the detection signal reception unit. The base unit side communication means for reading out a voice message corresponding to the type of the security sensor determined by the determination means from the storage means and transmitting the voice message data as the information to the door phone slave unit. .

  ADVANTAGE OF THE INVENTION According to this invention, the person outside a residence can be made to respond rapidly with respect to the detection of the emergency by a security sensor.

It is a block diagram which shows the structure of the intercom system of embodiment. It is a flowchart for setting the intercom system same as the above in an absence mode. It is a flowchart explaining the operation | movement in absence mode of the intercom system same as the above. It is a flowchart explaining operation | movement when a fire is detected in the intercom system same as the above. It is a flowchart explaining the operation | movement after the output of an alarm sound in the intercom system same as the above. It is a flowchart explaining operation | movement when a call button is operated after the output of an alarm sound in the intercom system same as the above.

  As shown in FIG. 1, the intercom system of this embodiment includes a fire alarm 1 that detects a fire, a security sensor 2 that detects the intrusion of a suspicious person, and an emergency push button that is pushed by a householder when seeking help. 3, an interphone master unit 4 that receives a detection signal described later from the fire alarm device 1, the security sensor 2, and the emergency push button 3, and a door phone slave unit 5 that communicates with the interphone master unit 4. In the intercom system of the present embodiment, the fire alarm device 1, the security sensor 2, the emergency push button 3 and the interphone master unit 4 are installed inside the dwelling unit, and the doorphone sub unit 5 is installed outside the dwelling unit. In addition, each of the fire alarm 1, the security sensor 2, and the emergency push button 3 is a security sensor that detects an emergency.

  The fire alarm 1 is a residential fire alarm. When at least one of heat and smoke due to a fire is detected, it is determined that a fire has occurred and an alarm sound is output (sound) and a detection signal is output to the intercom master unit 4 To do.

  The security sensor 2 is attached to a window, a door, or the like, and outputs a detection signal to the intercom base unit 4 when it detects the intrusion of a suspicious person.

  The emergency push button 3 is pressed when a householder asks for help due to, for example, deterioration of physical condition, and transmits a detection signal to the interphone master unit 4 when pressed.

  The detection signals of the fire alarm device 1, the security sensor 2, and the emergency push button 3 are transmitted to the interphone master unit 4 by applying a square-wave pulse voltage to the signal line Ls. Different IDs are assigned to the fire alarm 1, the security sensor 2, and the emergency push button 3, respectively, and the detection signal transmitted from the fire alarm 1, the security sensor 2, and the emergency push button 3 includes the interphone master 4 side. The assigned ID is included so that the transmission source can be recognized.

  Next, the intercom base unit 4 will be described. The intercom base unit 4 communicates with the doorphone sub unit 5 and communicates with the communication circuit 40 that transmits and receives audio signals and sound signals, the speaker 41 for outputting audio and sound, and the door phone sub unit 5. A microphone 42 for inputting voice, a call detection circuit 43 for detecting a call signal from the door phone slave unit 5, a call button 44 that is operated to enable a call, and an answering mode that will be described later are set. An alarm unit (detection signal) that outputs an alarm signal when it receives a detection signal from the answering button 45 to be operated, an answering lamp 46 that is lit when set to the answering mode, the fire alarm 1, the security sensor 2, and the emergency push button 3. Receiving means) 60, a chime sound generating circuit 61 for outputting a chime sound when a call signal is detected by the call detection circuit 43, and a plurality of pre-registered messages are stored. When a call signal is received by the call detection circuit 43, a message circuit (storage means) 62 that outputs a predetermined message, and the call circuit 40 and the speaker 41 are any one of the alarm unit 60, the chime sound generation circuit 61, and the message circuit 62. And a signal processing unit (CPU) 64 for controlling each unit of the intercom base unit 4.

  The chime sound generation circuit 61 stores chime sound data as sound data of a chime sound (ping-pong sound), and outputs the chime sound data to the switch 63 under the control of the signal processing unit 64.

  The message circuit 62 corresponds to the fire alarm 1 in addition to the absence message “I am away now” and the contact message “Please contact XXX-XXX-XXXX (phone number)”. A type message “Fire has occurred”, a type message “Suspicious person has entered” corresponding to the security sensor 2 and a type message “Please help” corresponding to the emergency push button 3 are registered in advance. Voice message data, contact message data, and type message data are stored. The absence message data, contact message data, and type message data are output from the message circuit 62 to the switch 63 under the control of the signal processing unit 64.

  The call circuit 40 outputs the voice data of the voice input from the microphone 42 to the call circuit 50 of the doorphone slave unit 5 in the call with the doorphone slave unit 5, while the voice data from the call circuit 50 is voiced from the speaker 41. Output. The call circuit 40 transmits the alarm signal, chime sound data, absence message data, contact message data, and type message data from the switch 63 to the call circuit 50. The call circuit 40 and the call detection circuit 43 constitute a parent side communication means.

  The signal processing unit 64 can switch between the normal mode and the absence mode, and is set to the normal mode while the family member is at home, and is set to the absence mode when the family member goes out. However, the absence mode is also set when a visitor cannot respond due to poor physical condition even when the housekeeper is at home.

  When the call signal is detected by the call detection circuit 43 in the normal mode, the signal processing unit 64 switches the switch 63 to the chime sound generation circuit 61 side so that the chime sound generation circuit 61, the call circuit 40, and the speaker 41 are connected. Then, the chime sound generation circuit 61 outputs chime sound data to the call circuit 40 and the speaker 41 via the switch 63. Thereafter, when the call button 44 is operated within a predetermined time (for example, 1 minute), the signal processing unit 64 switches the switch 63 so that the call circuit 40 and the speaker 41 are connected, and the doorphone sub unit 5 is switched. Start a call with. On the other hand, when the call button 44 is not operated within a predetermined time, the signal processing unit 64 is reset and returns to the state before the call signal is detected by the call detection circuit 43.

  On the other hand, when a call signal is detected by the call detection circuit 43 in the absence mode, the signal processing unit 64 outputs chime sound data in the same manner as in the normal mode, and then switches the switch 63 to the message circuit 62 side. The message circuit 62, the call circuit 40, and the speaker 41 are connected to each other, and the message circuit 62 outputs the message message data to the call circuit 40 and the speaker 41 via the switch 63.

  When the alarm unit 60 receives the detection signal in the absence mode as described above, the alarm unit 60 detects the detection signal from any of the fire alarm 1, the security sensor 2, and the emergency push button 3 from the ID information included in the detection signal. Judgment is made to determine the type of emergency (fire occurrence, suspicious person intrusion, rescue request). The determination result is output from the alarm unit 60 to the signal processing unit 64.

  When the detection signal is received by the alarm unit 60 in the absence mode, the signal processing unit 64 receives the determination result from the alarm unit 60 and outputs the warning signal, and then the call detection circuit 43 detects the call signal. Then, the switch 63 is switched to the message circuit 62 side, the message circuit 62 is connected to the call circuit 40 and the speaker 41, and the type message data based on the determination result is sent from the message circuit 62 via the switch 63 to the call circuit 40. And output to the speaker 41. That is, when the alarm processing unit 60 determines that a fire has occurred, the signal processing unit 64 outputs the message data of the type “fire has occurred” from the message circuit 62, and when determining that the suspicious person has entered, The message type of the message “Invaded” is output, and when it is determined that the request is a rescue request, the message type of the message “Please help me” is output. The contact message data is output after the type message data is output. Note that the output order of the type message data and the contact message data may be reversed.

  Next, the door phone slave unit 5 will be described. The intercom unit 5 includes a call circuit 50 that performs a call and transmission / reception of audio data and signals to / from the interphone base unit 4, a speaker (notification unit) 51 that outputs voice and sound, and the interphone base unit 4. A microphone 52 for inputting voice during a call, a call button 53, a call signal circuit 54 for transmitting a call signal to the interphone base unit 4 when the call button 53 is operated, and a lamp lighting signal from the interphone base unit 4 And an alarm lamp 55 that is lit when received.

  The call circuit 50 outputs the voice data of the voice input from the microphone 52 to the call circuit 40 of the interphone base unit 4 in the call with the interphone base unit 4, while the voice data from the call circuit 40 is voiced from the speaker 51. Output. Further, the call circuit 50 receives an alarm signal, chime sound data, absence message data, contact message data, and type message data from the intercom base unit 4.

  The speaker 51 outputs an alarm sound when the call circuit 50 receives an alarm signal, and when the call circuit 50 receives chime sound data, absence message data or contact message data, and type message data, A voice message of an absence message, a contact address message, or a type message is output.

  Next, the operation in the absence mode in the intercom system of this embodiment will be described with reference to FIGS. First, as shown in FIG. 2, when the answering button 45 of the interphone master unit 4 is operated by a housekeeper before going out (S1), the signal processing unit (CPU) 64 switches from the normal mode to the answering mode, and the answering lamp 46 is turned on (S2). Thereby, the intercom system is set to the absence mode. Note that when the answering button 45 is operated when the family member returns home, the signal processing unit 64 switches from the answering mode to the normal mode and turns off the answering lamp 46.

  When the answering mode is set, as shown in FIG. 3, when the call button 53 of the door phone slave unit 5 is operated (S11), the call signal circuit 54 transmits a call signal to the interphone master unit 4 (see FIG. 3). S12). In the intercom base unit 4, when a call signal is detected by the call detection circuit 43 (S 13), the signal processing unit 64 switches the switch 63 to the chime sound generation circuit 61 side and the chime sound from the chime sound generation circuit 61. Data is output to the call circuit 40 and the speaker 41 (S14). Thereafter, a chime sound is output from the speaker 41 (S15). Further, the chime sound data is transmitted from the call circuit 40 to the door phone slave unit 5. In the intercom 5, the call circuit 50 receives the chime sound data, and the chime sound is output from the speaker 51 (S 16). Thereafter, in the intercom base unit 4, the signal processing unit 64 switches the switch 63 to the message circuit 62 side (S17), and the message circuit 62 outputs the absence message data to the call circuit 40 and the speaker 41 (S18). Thereafter, an absence message is output as voice from the speaker 41 (S19). Also, the absence message data is transmitted from the call circuit 40 to the intercom slave unit 5. In the intercom 5, the call circuit 50 receives the answering message data, and the answering message is output as voice from the speaker 51 (S 20).

  Next, the operation when a fire occurs when the absence mode is set will be described with reference to FIGS. As shown in FIG. 4, when the fire alarm device 1 detects a fire (S21), a detection signal is transmitted from the fire alarm device 1 to the interphone master unit 4 (S22). In the intercom base unit 4, when the alarm unit 60 receives the detection signal, the signal processing unit 64 switches the switch 63 to the alarm unit 60 side and outputs a lamp lighting signal from the alarm lamp circuit 65 to the doorphone slave unit 5 ( S23). The alarm unit 60 outputs an alarm signal to the call circuit 40 and the speaker 41 (S24), and an alarm sound is output from the speaker 41 (S25). Further, the alarm signal is transmitted from the call circuit 40 to the door phone slave unit 5. In the intercom 5, the call circuit 50 receives an alarm signal, an alarm sound is output from the speaker 51, and the alarm lamp 55 is lit by receiving a lamp lighting signal (S 26).

  In the above-described state (hereinafter referred to as “fire alarm notification state”), as shown in FIG. 5, in the interphone base unit 4, the signal processing unit 64 is set for a certain period of time (for example, 2 minutes), When recognizing the output (S31), the alarm unit 60 stops outputting the warning signal (S32). From the above, the alarm sound from the speaker 41 is stopped. However, the alarm lamp circuit 65 transmits the lamp lighting signal as it is. Further, the alarm sound from the speaker 51 of the door phone slave unit 5 is also stopped (S33). However, the alarm lamp 55 is lit as it is. In this state (hereinafter referred to as “state after fire alarm notification”), the fire alarm device 1 has not been restored.

  In the fire alarm notification state (FIG. 4) or the state after the fire alarm notification (FIG. 5), as shown in FIG. 6, when the call button 53 of the doorphone slave unit 5 is operated by a person outside the dwelling unit (S41), the call The signal circuit 54 transmits a calling signal to the intercom base unit 4 (S42). In the intercom base unit 4, when a call signal is detected by the call detection circuit 43 (S43), since the signal processing unit 64 has already recognized an emergency, the switch 63 is switched to the message circuit 62 side (S44). . The message circuit 62 outputs the type message data “Fire is out” corresponding to the fire alarm device 1 to the call circuit 40 and the speaker 41 (S45). Then, the type message is output from the speaker 41 by voice. Subsequently, contact message data is output from the message circuit 62 to the call circuit 40 and the speaker 41 (S46). Thereafter, the contact message is output as voice from the speaker 41 (S47). Further, the type message data and the contact address message data are transmitted from the call circuit 40 to the door phone slave unit 5. In the intercom 5, the call circuit 50 receives the type message data and the contact message data, and the type message and the contact message are output as voice from the speaker 51 (S 48).

  In the intercom system according to the present embodiment, the operation when the security sensor 2 detects the intrusion of the suspicious person when the absence mode is set or when the emergency push button 3 is pressed due to the deterioration of the physical condition of the householder. Is the same as the operation when the fire alarm 1 detects a fire. When the security sensor 2 detects the intrusion of a suspicious person, the type message “Suspicious person has entered.” Corresponding to the security sensor 2 is received from each speaker 41, 51 of the intercom master unit 4 and the door phone slave unit 5. Voice output with message. When the emergency push button 3 is pressed, the type message “Please help me” corresponding to the emergency push button 3 is voiced together with the contact message from the speakers 41 and 51 of the interphone master unit 4 and the door phone slave unit 5. Is output.

  As described above, according to the present embodiment, when the fire alarm device 1, the security sensor 2 or the emergency push button 3 detects an emergency, the fire alarm device 1, the security sensor 2 or the emergency push button 3 is moved from the doorphone slave unit 5 to the outside of the dwelling unit. By informing the type of emergency caused by the contact information together with the contact person, it is possible to prompt the person outside the dwelling unit 5 in front of the door phone to contact the contact information, so that the fire alarm 1, the security sensor 2 or the emergency push button The person outside the dwelling can be made to respond quickly to the detection of the emergency situation by 3. For example, when the contact is the phone number of the householder's mobile phone, even if an emergency situation is detected while the housekeeper is away, a person outside the residence who knows the contact information can notify the housekeeper who is away.

  In addition, when a person outside the residence operates the call button 53 of the door phone slave unit 5, the type of emergency and the contact information are notified from the door phone slave unit 5 to the outside of the residence unit. Therefore, it is possible to prevent contact information from being leaked to unrelated persons.

DESCRIPTION OF SYMBOLS 1 Fire alarm device 2 Security sensor 3 Emergency push button 4 Intercom parent machine 40 Calling circuit 43 Call detection circuit 5 Door phone cord 50 Calling circuit 51 Speaker 53 Call button 54 Call signal circuit 60 Alarm unit 62 Message circuit

Claims (2)

A security sensor that is installed in a dwelling unit and detects an emergency, an intercom base unit that is installed in a dwelling unit and receives a detection signal from the security sensor, and a door phone that is installed outside a dwelling unit and communicates with the intercom base unit An intercom system that includes a fire alarm that detects a fire and a security sensor that detects the intrusion of a suspicious person from a door or window,
The intercom master unit determines a type of the security sensor that has detected an emergency using a detection signal receiving unit that receives the detection signal from the security sensor and the detection signal received by the detection signal receiving unit. A determination unit; and a base-unit-side communication unit that transmits information corresponding to the determination result of the determination unit to the door phone slave unit when the detection signal is received by the detection signal reception unit,
The door phone slave unit outputs a voice message corresponding to the type of the security sensor based on the slave unit side communication means for receiving the information from the interphone master unit and the information received by the slave unit side communication means. and notification means, possess a call button to be operated to a human, the notification unit outputs the warning sound and the information is received by the slave unit side communication unit, the call button after the output of the alarm sound An intercom system that outputs the voice message when operated .   The intercom master unit stores a voice message corresponding to a security sensor type, and a voice corresponding to the security sensor type determined by the determination unit when the detection signal is received by the detection signal reception unit. 2. The intercom system according to claim 1, further comprising: the base unit side communication unit that reads a message from a storage unit and transmits the voice message data as the information to the door phone slave unit.

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