JP3107754B2 - Rental equipment remote monitoring system - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rented room of an electric power company such as a transformer room in a condominium or other apartment complex, and transmits the state of the interior to a distant electric company facility or the like. Renting equipment remote monitoring system.

[0002]

2. Description of the Related Art Conventionally, inspection and inspection work of rented equipment by an electric power company is generally performed by hand on a regular basis.
Therefore, in order to realize labor saving of these operations and, in turn, unmanned monitoring of the rented facilities, the applicant of the present invention has disclosed in Japanese Patent Application No. Hei.
Commercialized the "rent room remote monitoring system" filed as No. 251818. The configuration of this "remote monitoring system for rented rooms" consists of installing environmental sensors in the rented room to detect environmental conditions, and installing various types of monitoring equipment in the rented room equipment, and using these detected and measured values. Once collected by the rent monitoring device, it is transmitted to the monitoring station of the power company via the public line. Specific functions realized by this system include current status monitoring, trend monitoring, regular monitoring, video monitoring, alarm, data maintenance, lighting, IT
There are V camera control, data / history storage, man-machine interface, system diagnosis, and the like.

[0003]

In the "rent room remote monitoring system", detection and measurement values from environmental sensors in the rental room and measuring instruments installed in various facilities in the rental room are monitored. In order to collect the data in the device, each detection device and the rent monitoring device were connected by a cable.
Therefore, there were the following problems. (1) When the laying route is limited for a power receiving device in a room, workability in laying a cable is poor. (2) When a cable is laid with a limited route, the cable may not be able to be maintained or inspected depending on the route. (3) When removing a power receiving device in a room for repair or replacement, it may be necessary to remove a cable depending on a route and to lay the power again. (4) When the layout of the power receiving device is changed after the cable is laid, it is necessary to remove the laid cable and lay it again.

[0004]

Means for Solving the Problems] To solve the above problems, the present invention is a measuring instrument for environmental sensors and power receiving equipment is installed in a room borrowed the power receiving equipment of the apartment is installed, these environmental Rental of detection signals from sensors and measuring equipment
Once collected by the monitoring device, an alarm signal is generated and
Sending an alarm signal to a monitoring center via a public line
In the room facility remote monitoring system, the environmental sensor and
A light-emitting module is installed for each measurement device, and each light-emitting module is
The module sends detection signals from environmental sensors or measuring devices.
When light is applied, different preset light emission patterns
Generates an infrared signal and emits light one time only for a certain period
Infrared light emitting element and the start of light emission of this infrared light emitting element
For an error occurrence display that lights until the system is reset
The light-emitting element and the infrared light-emitting element from the start of light emission
Lights until the detection signal disappears.
An optical element; and the renting room monitoring device includes the infrared emitting device.
Infrared reception to receive the infrared signal transmitted from the optical element
And converts the received infrared signal into an electric signal,
By judging the turn, the source environment sensor or
Means for discriminating the measuring device and generating an alarm signal
Der thing was Ru.

[0005]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a diagram showing an overall configuration of an embodiment according to the present invention. In this embodiment, a transformer 2 is installed in the rented room 1, and a monitoring function of overheating of the main body of the transformer 2, overheating of the cable terminal portion of the branch terminal block, inundation in the rented room 1, and illegal intrusion of outsiders. Is shown. Table 1 shows these monitoring items, sensors installed for the monitoring items, and operation methods.

[0006]

[Table 1]

That is, the bimetal sensor 3 is installed in the transformer body 2, and when the temperature of the transformer body 2 exceeds 75 ° C., the bimetal sensor 3 operates to send an overheat detection signal to the light emitting module 4 via the cable 5. . When the overheat detection signal is input, the light emitting module 4 converts the signal into an infrared signal and transmits the infrared signal to the rent monitoring device 6 installed in the rent room 1. A bimetal sensor 8 is installed at the branch terminal block cable mouth 7 of the transformer 2. When the temperature of the mouth 7 exceeds 70 ° C., the bimetal sensor 8
Operates to send an overheat detection signal to the light emitting module 9 via the cable 10.

When the overheat detection signal is input, the light emitting module 9 converts the signal into an infrared signal and converts the signal into an infrared signal.
Send to Further, a float type immersion sensor 11 is installed on the floor of the rented room 1. When the rented room 1 is submerged and the water level exceeds 40 cm, the immersion sensor 11 is activated, and the immersion detection signal is transmitted to the light emitting module 12. Sent via cable 13. When the flood detection signal is input, the light emitting module 12 converts the flood detection signal into an infrared signal and transmits the infrared signal to the rent monitor 6. Furthermore, the door 14 leading to the outside of the rented room 1
When the limit switch 15 for detecting opening and closing is installed and the door 14 is opened, the limit switch 15 is operated and a door opening signal is sent to the light emitting module 16 via the cable 17.

When the door opening signal is input, the light emitting module 16 converts the signal into an infrared signal and transmits the infrared signal to the rent monitor 6. When the overheating detection signal and the inundation detection signal are received as infrared signals, the rent monitoring device 6 converts them into electric signals, and the modem 1
Send to 9. The rent monitoring device 6 is provided with an entry confirmation switch 53, which will be described later. If the entry confirmation switch 53 is not pressed within 90 seconds after the release signal is received, it is regarded as an unauthorized entry, and An alarm consisting of a signal is generated and sent to the modem 19 via the cable 18.

When various signals are input to the modem 19,
It is transmitted to a predetermined partner station via the public line 20. In this embodiment, the other station is sent to a pager 22 in a facility 21 on the business site side, which is a monitoring center of an electric power company, to notify the occurrence of an alarm, and the content of the alarm is displayed on the pager 22. . Since each of the light emitting modules in the rental room 1 uses a battery such as a lithium battery as a power source, the light emitting section of each light emitting module and the rental room monitoring device 6 are not restricted by the power supply installation work conditions and the like.
It can be installed at any position if only care is taken that the light-receiving part of the above faces. As the modem 19, a wireless modem can be used depending on the installation location.

FIG. 2 is a perspective view showing the appearance of the light emitting module 4. In the figure, reference numeral 31 denotes an infrared LED installed at the center of the upper surface of the front surface. A generation LED 32 for displaying an alarm is displayed on the lower left side of the infrared LED, and a continuing LED 33 for showing that the alarm is continuing is provided on the right side thereof. Further, a terminal block 34 for inputting a signal from the sensor is provided at a lower portion.
However, a switch 35 for switching the setting of the pattern of the infrared signal to be output is provided on the right side.

FIG. 3 is a block diagram showing the internal configuration of the light emitting module 4 of FIG. This light emitting module 4
It comprises a sensor signal input section 41, a pattern setting section 42, a pattern pulse generation section 43, a modulation section 44, an E / O conversion section 45, a state display section 46, a battery 47, and a power supply control section 48. When a signal from a sensor is input to the terminal block 34 of FIG. 2 to the sensor signal input unit 41, the signal is sent to the pattern pulse generation unit 43 via the power supply control unit 48. The pattern setting section 42 holds the pattern of the infrared signal set by the switch 35 in FIG.

When a signal is input from the sensor, the pattern pulse generation unit 43 generates a pulse composed of a pattern held in the pattern setting unit 42 and sends the pulse to the modulation unit 44. The modulating section 44 modulates the input pulse to generate an E / O signal.
It is sent to the converter 45. The E / O converter 45 is an infrared light emitting element.
The infrared LED 31 shown in FIG. 2 as a slave converts the input modulated pulse into an infrared signal and sends it out. Status display unit 46 is a light-emitting element of the generation LED32 and abnormal ongoing display of FIG. 2 is a light emitting element for abnormality display 2
LED 33 displays the operating state of the light emitting module.

FIG. 4 is a timing chart showing the operation of each of the LEDs 31 to 33 of FIG. As shown in this figure, the sensor operates and the detection signal of the sensor is set to H for a certain period.
When the level is reached, the infrared LED 31 emits light only for the first one time. This is because a battery is used as the power supply of the light emitting module 4, so that the operation time of the infrared LED 31, which consumes a relatively large amount of 1 A, is shortened to save power. The generation LED 32 emits light simultaneously with the emission of the infrared LED 31, emits light even after the infrared LED 31 is turned off, continues to be turned on even after the signal from the sensor is turned off, and is turned off when the system is reset.

During the continuation, the LED 33 emits light at the same time as the infrared LED 31 emits light, continues to be turned on even after the infrared LED 31 is turned off, and is turned off when the signal from the sensor is turned off. The other light-emitting modules 9, 12, and 16 have the same configuration as the light-emitting module 4, and each emits a different pattern of infrared light from the other modules.
Different patterns are set.

FIG. 5 is a perspective view showing the appearance of the rental room monitoring device 6. In the figure, reference numeral 51 denotes an alarm display section disposed at the top of the front surface, and a device abnormality display section 52, an entry confirmation switch 53, and an alarm release switch 54 are disposed below the alarm display section. In addition, an infrared light receiving section 55 is provided at the bottom of the surface.

FIG. 6 is a block diagram showing an internal configuration of the rent monitoring apparatus 6 of FIG. The rental room monitoring device 6 includes a rental room number setting unit 61, an O / E conversion unit 62, and an amplification / demodulation unit 6.
3, pattern determination unit 64, CPU processing unit 65, SIO
It comprises a (serial input / output) section 66, a status display section 67, an AC power input section 68, and an AC / DC conversion section 69. Here, the O / E conversion unit 62 and the amplification / demodulation unit 63 constitute an infrared receiving unit 60. Lease number setting part 6
1 is preliminarily set with a room number. O / E conversion unit 62 converts into an electrical signal more light received infrared signal to the infrared receiver 55 of FIG. 5, the amplifier / demodulator 63 demodulates after amplifying it, the pattern determination unit 64 send.

The pattern judging section 64 discriminates the pattern of the transmitted signal and determines the result as a CP.
Send to U processing section 65. The CPU processing unit 65 monitors the pattern determination unit 64, and when a signal indicating that an abnormality has occurred is input as an alarm signal to the modem 19 via the SIO unit 66.
(FIG. 1), and controls the state display section 67 based on the current operation state. In this embodiment,
An RS-232C serial port was used as the SIO unit 66. The status display unit 67 is the display units 51 and 52 in FIG. 5 and is turned on or off according to an instruction from the CPU processing unit 65. The rental room monitoring device 6 is driven by a commercial power supply.
Therefore, commercial power is input to the AC power input unit 68 and is converted to DC by the AC / DC converter 69.

FIG. 7 shows another example of the rental room monitoring device. This rental room monitoring device has a digital switch group 56 for setting a business office telephone number and a rental room number in the configuration shown in FIG. Is provided. In the conventional system, the setting is performed by the maintenance PC. However, since the setting is unnecessary, the setting and the change can be performed on site. In the embodiment described above,
The system that detects four types of alarms and sends them to pagers has been described.In addition to alarm sensors, measurement values of instruments used in normal monitoring work are collected by the rent monitoring device using infrared signals. Thus, it is also possible to construct a system for transmitting to a monitoring center of a power company.

[0020] The present invention as described above, borrowed indoor ring
A light emitting module is installed for each environment sensor and measuring device.
Each light emitting module is controlled by environmental sensors and measuring equipment.
When the detection signal is output, different preset
Generates an infrared signal of a light pattern and waits for a certain period
An infrared light emitting element that emits im
An error that lights from the start of flash until the system is reset
Light emitting element for normal occurrence display and light emission of the infrared light emitting element
Continue to emit light until the detection signal disappears from the start
A light emitting element for medium display,
Red to receive the infrared signal transmitted from the infrared light emitting element
The external line receiver converts the received infrared signal into an electrical signal.
Environment pattern of the sender
Means for discriminating between sensors or measuring instruments and generating an alarm signal
It is provided with. For this reason, it is not necessary to lay cables between the environment sensor and the measuring device and the monitoring device, which facilitates construction and change of the system, and also facilitates maintenance and inspection . In addition, the light emitting module is
An optical element and a light-emitting element for an abnormal continuation display.
Precise maintenance points by changing the lighting pattern of
Inspection work can be performed.

[Brief description of the drawings]

FIG. 1 is a diagram showing an overall configuration of an embodiment according to the present invention.

FIG. 2 is a perspective view showing an appearance of the light emitting module of FIG.

FIG. 3 is a block diagram showing an internal configuration of the light emitting module of FIG.

FIG. 4 is a timing chart showing the operation of each LED in FIG. 2;

FIG. 5 is a perspective view showing an appearance of the rental room monitoring device of FIG. 1;

FIG. 6 is a block diagram showing an internal configuration of the rent monitoring apparatus of FIG. 5;

FIG. 7 is a perspective view showing another example of the rental room monitoring device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Rental room 2 Transformer 3 Bimetal sensor 4 Light emitting module 5 Cable 6 Rental room monitoring device 7 Branch terminal block cable mouth 8 Bimetal sensor 9 Light emitting module 10 Cable 11 Water immersion sensor 12 Light emitting module 13 Cable 14 Door 15 Limit switch 16 Light emitting module 17 , 18 Cable 19 Modem 20 Public Line 21 Business Facility 22 Pager 31 Infrared LED 32 Generated LED 33 Ongoing LED 34 Terminal Block 35 Switch 41 Sensor Signal Input Unit 42 Pattern Setting Unit 43 Pattern Pulse Generation Unit 44 Modulation Unit 45 E / O conversion unit 46 Status display unit 47 Battery 48 Power control unit 51 Display unit 52 Device abnormality display unit 53 Entry confirmation switch 54 Alarm release switch 55 Infrared light receiving unit 56, 57 Digital switch Group 60 Infrared receiver 61 Rental room number setting unit 62 O / E converter 63 Amplification / demodulation unit 64 Pattern determination unit 65 CPU processing unit 66 SIO (serial input / output) unit 67 Status display unit 68 AC power input unit 69 AC / DC converter

Continuation of the front page (58) Field surveyed (Int. Cl. ⁷ , DB name) H04M 11/00-11/10 G08B 23/00-31/00

Claims (1)

(57) [Claims] 1. A set up measuring equipment for environmental sensors and power receiving equipment in a room borrowed the power receiving equipment of the apartment is installed, this
Rental room monitoring device using detection signals from these environmental sensors and measuring equipment
The alarm signal is collected once, and an alarm signal is generated.
In a rented facility remote monitoring system that sends a signal to a monitoring center via a public line, a light emitting module is installed for each of the environmental sensors and measuring devices, and each light emitting module is detected by the environmental sensor or the measuring device.
When the knowledge signal is output, a preset different light emission
Generates a pattern infrared signal and ties it for a certain period of time
Infrared light-emitting element that emits light
An abnormality that lights up from the start of light until the system is reset
A light emitting element for occurrence display, and a light emission opening of the infrared light emitting element.
Light emission from the beginning until the detection signal disappears
A light emitting element for display, and the renting room monitoring device is transmitted from the infrared light emitting element.
An infrared receiver for receiving the infrared signal,
Convert line signals to electrical signals to determine the pattern
And distinguish the source environmental sensor or measuring device,
Means for generating an alarm signal .