JPH05327919A - Collected data informing device - Google Patents

Abstract

PURPOSE:To permit manpower saving of the inspection of a dust removing filter and a transformer and to improve the early detection of an abnormality and measuring accuracy by connecting between a collected data call device and a center device by on-line. CONSTITUTION:When a communication control part 23 is notified from a collected data monitor part 22 that the data stored in a data collection storage part 21 exceeds prescribed data storage quantity, the automatic calling part dials a center device, fetches the data stored in the data collection storage part 21 and transmits the data in accordance with a prescribed transmission procedure. When the control part 23 is notified from the monitor part 22 that the pressure values measured by each pressure sensor 14, 15, 16 exceed a prescribed range, the part 23 recognizes it as the abnormality of a dust removing filter 12 or a transformer 13 and the automatic calling part dials the center device, fetches the corresponded data from the data collection storage part 21 and transmits it. The message time is prelimarily set to the control part 23 and the automatic calling part dials the center device and transmits the data of the storage part 21.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention collects information for monitoring the condition of a dust removal filter and a pressure regulator provided in the middle of a conduit for transporting city gas or the like, and alarm information for disaster prevention, and a telephone line. The present invention relates to a collection data reporting device that reports to a center device via.

[0002]

2. Description of the Related Art In recent years, as a system in which a center device collects data from a terminal device in a remote place by using a telephone line, for example, an automatic reading and collecting amount of water, gas, electricity, etc. A meter reading system (telemeter system) has been put to practical use.

In this automatic meter-reading system, a data collection instruction is sent from a center device using a telephone line drawn into each home, and a communication device connected to a meter for water, gas, electricity, etc. is sent from the center device. In response to the data collection instruction, the usage amount indicated by the meter is read, the usage amount is converted into data, and the data is transmitted so that the center device can automatically perform meter reading.

[0004]

By the way, the maintenance of the pressure regulator provided in the middle of the conduit for transporting the city gas and used for adjusting the gas pressure is very difficult since it directly affects the gas equipment at the end. This is an important task, and the law also has prescribed rules. Currently, for the maintenance of each pressure regulator, its input pressure (primary pressure) and output pressure (secondary pressure) are recorded by a mechanical self-recording pressure gauge, and a prescribed worker periodically collects the recording paper. , It was done by judging the quality.

However, since the self-recording pressure gauge, which is indispensable for the maintenance and management of the pressure regulator, is a mechanical type, it is not easy to obtain a high pressure measurement accuracy, and due to the limitation of the data storage amount, for example, "minute" or "hour". I had no choice but to measure at the cycle. Furthermore, the abnormality detection had no choice but to wait for the inspection and judgment of the worker, which is regularly performed. Also,
Similar measures were taken when inspecting the dust removal filter.

[0006] It is an object of the present invention to provide a collected data notifying device capable of saving labor for inspecting a dust removal filter and a pressure regulator, detecting an abnormality early, and improving measurement accuracy of monitor information.

[0007]

According to a first aspect of the present invention, there is provided communication means which is connected to a center device via a telephone line and which transmits collected data to the center device in response to a data collection instruction from the center device. In the collection data reporting device provided, a data collection and storage means for capturing the measurement value at a predetermined cycle from a sensor for measuring the operation state of the dust removal filter and the pressure regulator in the middle of the gas transportation pipe, converting the data into a data, and storing the data. Collected data monitoring means for monitoring the presence or absence of an abnormality indicated by the measured value and the amount of data accumulated in the data collecting and accumulating means, and notifying the communication means when the measured value indicates an abnormality and when reaching a predetermined amount of accumulated data The communication means automatically calls the center device in response to the notification of the collected data monitoring means, and the measured values accumulated in the data collecting and accumulating means. Characterized in that it comprises an automatic calling unit that transmits over data and predetermined calling party information.

According to a second aspect of the present invention, a collected data notifying apparatus is provided which is connected to the center apparatus via a telephone line and has a communication means for transmitting the collected data to the center apparatus in response to a data collection instruction from the center apparatus. In the above, the measurement values are taken in at a predetermined cycle from a sensor for measuring the operating state of the dust removal filter and pressure regulator in the middle of the gas transportation pipe,
A data collecting and accumulating means for converting the data into data and accumulating, wherein the communication means automatically calls the center device at a predetermined time,
It is characterized in that it includes automatic calling means for transmitting the measured value data accumulated in the data collecting and accumulating means and predetermined caller information.

According to a third aspect of the present invention, in the collected data notifying apparatus according to the first or second aspect, the sensors for measuring the operating states of the dust removal filter and the pressure regulator are:
It is characterized in that it is a pressure sensor for measuring the respective input pressures and output pressures.

According to a fourth aspect of the present invention, a collected data notifying apparatus is provided which is connected to the center apparatus via a telephone line and has a communication means for transmitting the collected data to the center apparatus in response to a data collection instruction from the center apparatus. In the above, the communication means automatically calls the center device when an abnormality detection signal is input from a monitoring sensor for detecting an abnormality such as a gas leak, and automatically transmits the abnormality detection signal and predetermined caller information. It is characterized by including a calling means.

[0011]

In the collected data notifying apparatus according to the invention described in claim 1 (claim 3), the data collecting and accumulating means monitors the operating states (each input pressure and output pressure) of the dust removing filter and the pressure regulator at a predetermined cycle. Then, by converting it into data and storing it,
The data collection density can be dramatically increased. Further, when the accumulated data exceeds a predetermined amount of accumulated data, the collected data monitoring means detects it and can be automatically transmitted to the center apparatus via the telephone line by the automatic calling means of the communication means. .. Further, when the measured value indicating the operating state of the dust removing filter or the pressure regulator shows an abnormality, the collected data monitoring means notifies the communication means, and the automatic call means automatically notifies the center device of that fact as well. can do.

The invention according to claim 2 (claim 3) has the same data collection and storage means, and the automatic calling means of the communication means can transmit the data periodically stored to the center device. ..

According to a fourth aspect of the invention, instead of constantly collecting data as in a gas leak alarm, for example, in response to a notification from a monitoring sensor that outputs an abnormality detection signal when an abnormality is detected, The communication means can immediately send an alarm to the center device by the same procedure.

[0014]

DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is a block diagram showing the configuration of an embodiment of a collection data notification device of the present invention.

In the figure, a conduit 11 for transporting city gas is shown.
In the middle of the process, a dust removal filter 12 for removing dust
And a pressure regulator 13 for adjusting the pressure. Here, the pressure on the input side of the pressure regulator 13 is called the primary pressure, and the pressure on the output side is called the secondary pressure. The pressure sensor 14 measures the input pressure to the dust removal filter 12, the pressure sensor 15 measures the primary pressure, and the pressure sensor 16 measures the secondary pressure. The monitoring sensors 17 and 18 operate, for example, like a gas leak alarm when gas is detected, and output an abnormality detection signal, and are sensors that monitor the states of peripheral devices.

The collection data reporting device 20 includes a data collection / accumulation unit 21, a collection data monitoring unit 22, and a communication control unit 23.
It is composed of The data collection / storage unit 21 has a power source, a data processing unit, and a memory, and each pressure sensor 14, 1
While supplying operating power to 5,16, the pressure value (analog data) measured by each pressure sensor 14,15,16 at a predetermined cycle (for example, 100 ms) is taken in, further converted into digital data and encoded, The data is compressed and then stored in the memory.

The collection data monitoring unit 22 is connected to the data collection and storage unit 21 and the communication control unit 23, and whether or not the pressure value measured by each of the pressure sensors 14, 15 and 16 exceeds a predetermined range, and the data collection. The data storage amount of the storage unit 21 is monitored, and the communication control unit 23 is notified when the pressure value exceeds the predetermined range and when the pressure value reaches the predetermined data storage amount.

The communication control unit 23 accommodates the telephone line 30, the telephone 31 and the monitoring sensor 17, is connected to the data collection / accumulation unit 21 and the collected data monitoring unit 22, and is a center device facing each other via the telephone line 30. (Outside the figure)
It has an automatic caller that automatically dials.

The operation performed by the collection data notification device of the present invention will be described below. When the communication control unit 23 is notified by the collected data monitoring unit 22 that the data accumulated in the data collecting and accumulating unit 21 exceeds the predetermined data accumulation amount,
The automatic calling unit dials the center device, takes in the data accumulated in the data collecting and accumulating unit 21, and transmits it according to a predetermined transmission procedure.

Further, the communication control section 23 is provided for each pressure sensor 1
When the collected data monitoring unit 22 notifies that the pressure value measured at 4, 15, 16 exceeds a predetermined range, it is recognized as an abnormality of the dust removal filter 12 or the pressure regulator 13,
The automatic caller dials the center device, fetches the corresponding data from the data collection / storage unit 21, and transmits the data according to a predetermined transmission procedure.

Further, a notification time is set in advance in the communication control section 23, and when the time comes, the automatic calling section dials the center device and fetches the data accumulated in the data collecting and accumulating section 21. , According to a predetermined transmission procedure.

In the above description, the dust removing filter 1
The configuration for collecting and reporting the pressure data of the pressure regulator 2 and the pressure regulator 13 has been described. For example, the flow rate passing through the pressure regulator 13 is collected and accumulated at a predetermined cycle using a flow meter or the like, and the center device is similarly notified. Even if it is made to be a structure, it can be utilized as those inspection data.

Further, the communication control unit 23 has the monitoring sensor 1
When an abnormality detection signal for detecting gas leakage or other abnormality is input from 7, 18, the automatic caller dials the center device and transmits the abnormality detection signal according to a predetermined transmission procedure.

When the collected data reporting device side reports to the center device, sender information for notifying the sender is also transmitted. Further, when the center device instructs the collected data notifying device 20 to collect data via the telephone line 30, the communication control unit 23 takes in the data accumulated in the data collecting and accumulating unit 21 and follows a predetermined transmission procedure. Send. That is, similarly to the conventional automatic meter reading system, the stored data can be transmitted even when the center device accesses. Further, the collected data notification device 20 of the present invention can be easily provided with the conventional automatic meter reading function.

[0025]

As described above, by connecting the collected data notifying device of the present invention and the center device online, labor saving of inspection of the dust removing filter and pressure regulator and early detection of abnormality and measurement are possible. The accuracy can be improved.

Further, even when a gas leak or other abnormality of the equipment is detected, the center device can be immediately notified as an alarm by using the automatic calling function, and the customer service can be improved.

[Brief description of drawings]

FIG. 1 is a block diagram showing the configuration of an embodiment of the present invention.

[Explanation of symbols]

 11 Conduit 12 Dust Removal Filter 13 Pressure Regulator 14, 15, 16 Pressure Sensor 17, 18 Monitoring Sensor 20 Collected Data Notification Device 21 Data Collection and Accumulation Unit 22 Collected Data Monitoring Unit 23 Communication Control Unit 30 Telephone Line 31 Telephone Device

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Masanori Akita 19-18 Sakurada-cho, Atsuta-ku, Nagoya-shi, Aichi Toho Gas Co., Ltd. (72) Yutaka Sugiki 19-18 Sakurada-cho, Atsuta-ku, Nagoya-shi, Aichi No. in Toho Gas Co., Ltd.

Claims (4)

[Claims] 1. A collected data notification device, which is connected to a center device via a telephone line and has communication means for transmitting collected data to the center device in response to a data collection instruction from the center device, in the middle of a gas transport pipe. And a data collecting and storing means for fetching the measured values from a sensor for measuring the operating states of the dust removal filter and the pressure regulator at a predetermined cycle, converting the measured values into data, and storing the data, and the presence or absence of abnormality indicated by the measured values and the data collecting and storing. Collecting data monitoring means for monitoring the data storage amount of the means, and notifying the communication means when the measured value shows an abnormality and when reaching a predetermined data storage amount, the communication means is configured to monitor the collected data. An automatic call is made to the center device in response to the notification of the means, and the measured value data accumulated in the data collecting and accumulating means and predetermined caller information are transmitted. A collected data notification device comprising a calling means. 2. A collected data notification device, which is connected to a center device via a telephone line and has communication means for transmitting collected data to the center device in response to a data collection instruction from the center device, in the middle of a gas transport pipe. And a data collecting and storing means for fetching the measured values from a sensor for measuring the operating states of the dust removal filter and the pressure regulator at a predetermined cycle, converting the measured values into data, and storing the data, the communication means is provided to the center device at a predetermined time. A collected data notification device comprising: an automatic calling means for automatically calling and transmitting measured value data accumulated in the data collecting and accumulating means and predetermined sender information. 3. The collected data notification device according to claim 1 or 2, wherein the sensors that measure the operating states of the dust removal filter and the pressure regulator are pressure sensors that measure their respective input pressures and output pressures. Collected data reporting device characterized by the above. 4. A collected data notifying apparatus which is connected to a center device via a telephone line and comprises a communication means for transmitting collected data to the center device in response to a data collection instruction from the center device, wherein the communication means comprises: When an abnormality detection signal is input from a monitoring sensor for detecting a gas leak or other abnormality, the center device is automatically called, and an automatic calling means for transmitting the abnormality detection signal and predetermined caller information is included. Collected data reporting device.