JPH11322213A - Telecommunication device for elevator - Google Patents

Abstract

PROBLEM TO BE SOLVED: To reduce power consumption of an interphone or at the time of communication between an interphone and a monitoring center device by using battery power. SOLUTION: An interphone I or a telecommunication device 1 of an elevator which permits communication between the interphone 1 and a monitoring center device 15 is provided with an interphone call detecting part 2 detecting a call from the interphone 1, a circuit call detecting part 3 detecting a call from the monitoring center device 15, and the first relay 8 connecting a battery power source 10 with the telecommunication device 1 by outputted signals from the detecting parts 2, 3. A communication control part 4 controlling communication of the interphone 1, a circuit control part 5 controlling communication between the interphone 1 and the monitoring center device 15, and the second relay 9 actuated by a command signal disconnecting the battery power source 10 from the telecommunication device 1 upon completing communication are provided.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a remote communication device for an elevator which enables a telephone call between an intercom of the elevator and a monitoring center device for monitoring the elevator, and more particularly to a remote communication device for the elevator via a telephone line. The present invention relates to a remote communication device for an elevator that controls a call.

[0002]

2. Description of the Related Art Conventionally, an elevator remote communication device has
Equipped with a dedicated power supply and a battery power supply for power failure compensation. Is available.

[0003]

However, the conventional remote communication device for an elevator requires a dedicated power supply device and a battery power source for compensating for a power failure, so that installation and operation costs are high.

Further, if a battery power supply for an intercom is used instead of a dedicated power supply device and a battery power supply for power failure compensation, the power consumption of the battery power supply increases, and there is a problem in maintaining and managing the battery power supply.

SUMMARY OF THE INVENTION It is an object of the present invention to reduce the power consumption when a call is made between the interphones or between the interphone and the monitoring center device by using a power supply for the intercom.

[0006]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention relates to a monitoring center apparatus for monitoring an elevator and an interphone which has a power supply and allows a conversation between a parent device and a child device or a child device and a child device. A call detecting means for detecting a call from the intercom, and a power supply for connecting the power supply and the remote talking apparatus by an output signal from the call detecting means. Connection means.

[0007] Since the intercom has a power supply, conversation between the parent device and the child device or between the child device and the child device can be performed using the power of the power source. Furthermore, a telephone call can be made between the intercom and the monitoring center device monitoring the elevator by the remote communication device. When the call detecting means detects a call from the intercom, the call detecting means transmits its output signal to the power connection means. The power supply connection means receives the output signal and connects the power supply to the remote communication device. Therefore, the remote communication device of the present invention consumes the power of the power supply of the interphone from the time of the call from the interphone, and does not consume the power of the power supply without the call from the interphone. In particular, when a battery power supply is used as the power supply for the intercom, the use time of the battery power supply can be shortened accordingly, which is advantageous in terms of maintenance and management of the battery power supply, and also has a longer life.

Further, the present invention provides an elevator which enables a call between an intercom having a power supply and allowing a conversation between the parent device and the child device or between the child device and the child device, and a monitoring center device for monitoring the elevator. The telephone communication device of claim 1, further comprising: call detection means for detecting a call from the monitoring center device; and power supply connection means for connecting the power supply and the remote communication device by an output signal from the call detection means. It is.

Since the intercom has a power source, as in the case of the above-mentioned remote telephone communication device of the elevator, a conversation can be made between the parent device and the child device or between the child device and the child device using the power of the power source. . Furthermore, a telephone call can be made between the intercom and the monitoring center device monitoring the elevator by the remote communication device. The call detecting means, when detecting a call from the monitoring center device, transmits an output signal to the power connection means. The power supply connection means receives the output signal and connects the power supply to the remote communication device. Therefore, the remote communication device of the present invention consumes the power of the power supply of the interphone from the time of the call from the monitoring center device, and does not consume the power of the power source unless there is a call from the monitoring center device. In particular, when a battery power supply is used as a power supply for the intercom, the use time of the battery power supply can be shortened accordingly, which is advantageous in terms of maintenance and management of the battery power supply, and has a longer life.

Further, in any one of the above-mentioned elevator remote communication devices, the control means for controlling the interphone call and the central processing unit receiving a call end signal from the control means when the interphone call is ended. A power supply separating means for separating the connection between the power supply and the remote communication device according to a command signal which is processed and transmitted.

In any one of the above-mentioned remote communication devices for elevators, in addition to the operation of any one of the above-mentioned remote communication devices, the control means may transmit a communication end signal to the central processing unit when the interphone communication is completed. I do. The central processing unit receives the call termination signal from the control means, performs arithmetic processing, and outputs a command signal for disconnecting the connection between the power supply and the remote communication device. The power supply separating means is activated by a command signal output by the central processing unit, and separates the connection between the power supply and the remote communication device. Therefore, the remote communication device of the present invention disconnects the connection between the power supply and the remote communication device when the interphone call ends, and does not consume the power of the interphone power supply thereafter. In particular, when a battery power supply is used as the power supply for the intercom, the use time of the battery power supply can be shortened accordingly, which is advantageous in terms of maintenance and management of the battery power supply, and also has a longer life.

Further, in any one of the above-mentioned elevator remote communication devices, a control means for controlling a call between the intercom and the monitoring center device, and a control device for controlling a call between the interphone and the monitoring center device to be terminated. And a power supply separating means for separating a connection between the power supply and the remote communication device by a command signal which is processed and transmitted by a central processing unit which receives a call end signal from the control means.

In any one of the above-mentioned elevator remote communication apparatuses, in addition to the operation of any of the above-mentioned remote communication apparatuses, the control means may output a communication end signal when the communication between the intercom and the monitoring center apparatus is completed. Send to central processing unit. The central processing unit receives the call termination signal from the control means, performs arithmetic processing, and outputs a command signal for disconnecting the connection between the power supply and the remote communication device. The power supply separating means is activated by a command signal output by the central processing unit, and separates the connection between the power supply and the remote communication device. Therefore, the remote call device of the present invention disconnects the connection between the power supply and the remote call device when the call between the interphone and the monitoring center device is completed, and does not consume the power of the power supply of the interphone thereafter. In particular, when a battery power supply is used as the power supply for the intercom, the use time of the battery power supply can be shortened accordingly, which is advantageous in terms of maintenance and management of the battery power supply, and also has a longer life.

[0014]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a block diagram showing an embodiment of a remote communication device for an elevator according to the present invention.

FIG. 1 is a block diagram showing one embodiment of a remote communication device for an elevator according to the present invention. The elevator remote communication device 1 of the present embodiment has a battery power source 10 as a power source and has an interphone I that allows a conversation between the parent device 11 and the child device 13 or between the child device 13 and the child device 13.
And a communication between the monitoring center device 15 for monitoring the elevator. Here, usually, the intercom master unit 11 of the elevator is provided in the elevator tower machine room, and the intercom slave unit 13 is provided in the car. Further, the monitoring center device 15 is provided at a location away from the elevator, and monitors the entire elevator, for example, operation, abnormal operation, failure, and the like. The intercom I and the monitoring center device 15 are connected by a telephone line.

Further, an interphone call detecting section 2 as a call detecting means for detecting a call from the intercom I
And a line call detecting unit 3 as a call detecting means for detecting a call from the monitoring center device 15, and the battery power supply 10 and the remote communication device 1 are transmitted by the output signal from the interphone call detecting unit 2 or the line call detecting unit 3 And a first relay 8 as a power supply connecting means for connecting the first and second relays.

A call control unit 4 as control means for controlling a call of the interphone I, a line control unit 5 as control means for controlling a call between the interphone I and the monitoring center device 15, When a call or a call between the intercom I and the monitoring center device 15 is completed, the battery power is supplied by a command signal output by the central processing unit 6 which receives and receives and processes the call termination signal from the call control unit 4 or the line control unit 5. A second relay 9 is provided as a power supply separating unit for separating connection between the remote communication device 10 and the remote communication device 1.

Hereinafter, the elevator remote communication device 1 of the present embodiment will be described in more detail.

In FIG. 1, an intercom master unit 11 and an intercom slave unit 13 are connected to enable communication, and the intercom master unit 11 and the intercom slave unit 13 are connected to a battery power source 10 for an intercom.
This battery power supply 10 is connected to the remote communication device 1. Further, the remote communication device 1 is connected to the intercom master device 11 and the intercom slave device 13, and the remote monitoring device 1 and the monitoring center device 15 are connected. The remote call device 1 includes an interphone call detection unit 2, a line call detection unit 3, a call control unit 4, a line control unit 5, a central processing unit 6, a voltage conversion unit 7, a first relay 8, and a second relay. 9 is included. The line control unit 5 is connected to the central processing unit 6 so as to be able to exchange signals, and the line control unit 5 and the central processing unit 6 are connected so as to be able to exchange signals.

Next, the operation of the remote communication device 1 for an elevator according to the present embodiment having the above configuration will be described with reference to FIGS.

FIG. 2 is a flowchart showing the operation of the embodiment of FIG. When the call button 14 of the intercom slave device 13 shown in FIG. 1 is pressed, a call is generated to the intercom master device 11 and the remote communication device 1. Step 10
It is determined in step 1 whether or not this intercom call has occurred. If the interphone call detection unit 2 detects a call, the first relay 8 is turned on (ON) in step 103.
Is done. If it is determined in step 101 that a call for the intercom does not occur, it is determined in step 102 whether a call for the monitoring center apparatus has occurred.
When a call is detected by the line call detection unit 3 shown in FIG.
In step 103, the first relay 8 is turned on. If it is determined in step 102 that the call of the monitoring center apparatus does not occur, the start (STAR) is not shown.
Return to T).

Next, when the first relay 8 is turned on at step 103, the remote communication device 1 and the battery power supply 10 are connected, and at step 104, the power of the remote communication device 1 is turned on. At this time, the voltage of the battery power supply 10 is converted by the voltage converter 8 into a voltage for the remote communication terminal. Then, in step 105, the central processing unit 6 is activated, and in step 106, the second relay 9 is activated by a command signal from the central processing unit 6.
Turns on. In step 107, the intercom slave unit 13
Is released and the first relay 8 is turned off,
The power of the remote communication device 1 remains on.

Next, at step 108, it is determined whether or not intercom master unit 11 and intercom slave unit 13 are connected. When the intercom master unit 11 and the intercom slave unit 13 are not connected within a predetermined time, the call control unit 4 and the line control unit 5 monitor the interphone slave unit 13 via the telephone line 16 according to a command from the central processing unit 6. Fifteen
, And a call can be made between the intercom slave unit 13 and the monitoring center device 15 in step 109. If the intercom master unit 11 and the intercom slave unit 13 are connected within a predetermined time in step 108, step 111
Then, the second relay 9 is turned off by the command signal of the central processing unit 6.

At step 110, it is determined whether the call between intercom I and monitoring center device 15 has been completed. Call control unit 4 or line control unit 5 shown in FIG.
If it is detected that the call between the intercom I and the monitoring center device 15 has ended, the process proceeds to step 111, and the second relay 9 is turned off by the command signal of the central processing unit 6. If it is determined in step 110 that the call between the intercom I and the monitoring center device 15 is not ended, the process returns to step 109.

In step 111, when the second relay 9 is turned off by the command signal of the central processing unit 6, the remote communication device 1
Since the connection between the remote communication device 1 and the battery power supply 10 is disconnected, the power of the remote communication device 1 is turned off in step 112, and the process returns to step 101 or 102.

In the above embodiment, the power of the remote communication device 1 is turned on after the call button 14 of the intercom slave device 13 is pressed, and the interphone slave device 13 and the monitoring center device 1 are turned on.
5, the operation until the call ends and the power of the remote communication device 1 is turned off is shown. However, when the push button 12 of the intercom master unit 11 is pressed or the monitoring center The same operation as described above is performed when a call from the device 15 occurs.

As described above, since the power of the battery power supply 10 of the intercom I is consumed when the call from the intercom I or the call from the monitoring center device 15 is received, the battery power is used when there is no such call. No power is consumed. When the call on the intercom I or the call between the intercom I and the monitoring center device 15 is terminated, the battery power source 10 and the remote communication device 1
Is disconnected, so that power consumption of the battery power supply 10 of the intercom thereafter is eliminated. Therefore, the time during which the battery power supply 10 is used is shortened, which is advantageous in terms of maintenance and management of the battery power supply, and has a longer life. Further, a dedicated power supply device as in the related art is not required.

[0028]

According to the telecommunication device for an elevator of the present invention, the power consumption for the interphone call or the call between the interphone and the monitoring center device can be reduced by using the power supply for the interphone. Thus, it is possible to provide a low-cost elevator remote communication device without requiring a dedicated power supply device for the remote communication device and a battery for power failure compensation.

[Brief description of the drawings]

FIG. 1 is a block diagram showing one embodiment of a remote communication device for an elevator according to the present invention.

FIG. 2 is a flowchart showing the operation of the embodiment of FIG.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 elevator remote communication device 2 interphone call detection unit (call detection unit) 3 line call detection unit (call detection unit) 4 call control unit (control unit) 5 line control unit (control unit) 6 central processing unit 8 first Relay (power supply connection means) 9 Second relay (power supply separation means) 10 Battery power supply (power supply) 15 Monitoring center device I Interphone

Claims (4)

[Claims] An elevator remote communication device enabling a call between an intercom having a power supply and enabling a conversation between the parent device and the child device or between the child device and the child device, and a monitoring center device monitoring the elevator. A lift detecting means for detecting a call from the intercom, and power supply connecting means for connecting the power supply and the remote communication device by an output signal from the call detecting means. Remote intercom. 2. A remote communication device for an elevator which enables a call between an intercom having a power supply and enabling a conversation between the parent device and the child device or between the child device and the child device, and a monitoring center device for monitoring the elevator. , Characterized by comprising a call detecting means for detecting a call from the monitoring center device, and a power supply connecting means for connecting the power supply and the remote communication device by an output signal from the call detecting means. Elevator remote intercom. 3. The communication device according to claim 1, wherein the control means controls the call of the interphone, and the central processing unit receives a call end signal from the control means when the call of the interphone ends, and transmits the signal. A remote communication device for an elevator, comprising: power supply separating means for separating connection between the power supply and the remote communication device according to a command signal issued. 4. The control means according to claim 1, wherein said control means controls a call between said interphone and said monitoring center apparatus, and said control means, when the call between said interphone and said monitoring center apparatus is terminated. And a power supply separating means for separating a connection between the power supply and the remote communication device by a command signal which is processed and transmitted by a central processing unit which receives the call termination signal. .