JP2000251182A - Centralized management system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a centralized management system capable of performing a quick service for the abnormality of a showcase or the like. SOLUTION: In this centralized management system provided with a shop side management means 2 installed on a shop side for gathering data from the plural showcases SCs or the like and a maintenance side management means 1 installed on a maintenance management side for transferring the data through a public line L with the shop side management means, a means 100 for transferring alarm data from the maintenance side management means 1 to mobile communication terminals 101 and 102 in the case that the alarm data for indicating the abnormality of the showcase SC or the like are transmitted from the shop side management means 2 to the maintenance side management means 1 is provided.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a centralized management system, and more particularly to an improvement of a centralized management system for managing an operating state of a plurality of showcases.

[0002]

2. Description of the Related Art Generally, a store-side management means installed at a store side to collect data from a plurality of showcases and the like, and a data set via a public line with the store-side management means installed at a maintenance management side. There is known a centralized management system including a maintenance-side management unit that exchanges information. In this type, there is a tendency that high functionality and high performance are required year by year.
On the other hand, all alarm data indicating an abnormality such as a showcase is transmitted from each store-side management unit to the maintenance-side management unit. Then, when the alarm data is transmitted, the maintenance side administrator individually contacts the service person.

[0003]

However, in the conventional configuration, since the service person is individually contacted, there is a problem that a prompt service cannot be provided for abnormalities.

It is an object of the present invention to provide a centralized management system which can solve the above-mentioned problems of the conventional technology and can provide a quick service for an abnormality such as a showcase.

[0005]

According to the first aspect of the present invention,
Store-side management means installed at the store side to collect data from multiple showcases, etc., and maintenance-side management means installed at the maintenance management side to exchange data with the store-side management means via a public line In the centralized management system provided with the above, when alarm data indicating an abnormality such as the showcase is transmitted from the store side management unit to the maintenance side management unit, the alarm data is transferred from the maintenance side management unit to the mobile communication terminal. It is characterized by having means.

According to the present invention, even when a clerk is not present on the maintenance management side, a notification can be made to an optimal service person without any trouble.

According to a second aspect of the present invention, in the first aspect, a means is provided for setting, for each store, whether or not to transfer the alarm data to the mobile communication terminal.

According to a third aspect of the present invention, in the first or second aspect, the alarm data includes a store name, a showcase number, and an abnormal content.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings.

FIG. 1 is a block diagram of a centralized management system.
This centralized management system is configured by connecting stores P1 and P2 such as supermarkets and a maintenance company M that performs maintenance management via a public line (for example, an ISDN line) L. Supermarkets and other stores P1, P
2, a central management device 2 including a personal computer, a main control device 3 including a microcomputer, a system control device 4, and a terminal-side control device 6 are installed. These constitute store management means. on the other hand,
A maintenance company M that performs maintenance management is provided with a remote management device 1 also composed of a personal computer or the like. This constitutes the maintenance side management means. In this case, it is assumed that the maintenance company M has a maintenance management contract for the showcase SC of the two stores P1 and P2 (actually further manages other stores).

The central management unit 2 is provided in a security room of the stores P1 and P2, and has a microcomputer 7, a hard disk 8 connected to the microcomputer 7, a ROM 9, a RAM 11, a floppy disk, as shown in FIG. It comprises a disk drive 12, transmission / reception means 13, output control means 14, input control means 16, and the like. The transmission / reception means 13 is constituted by a serial interface, and is connected to the main controller 3 via a communication line 17 such as RS-232C.

The hard disk 8 includes, in addition to the control program of the central management unit 2 itself, various data sent from the main control unit 3, data relating to the installation form (case layout) of the showcase SC and the like, and various operating conditions. Data and communication protocols are stored. A printer 18 and a display 19 are connected to the output control means 14, and a keyboard 21 and a mouse 22 are connected to the input control means 16. Further, a modem 23 is connected to the microcomputer 7, and the remote management device 1 of the maintenance company M is connected to the microcomputer 7 through the public line L via the modem 23.
It is possible to send and receive data by communication with.

Next, the main controller 3 is also provided in the security room or the like, and as shown in FIG. 3, a microcomputer 24, a ROM 26 connected to the microcomputer 24,
RAM 27, EEPROM 40, transmitting / receiving means 28, 2
9, an output control means 31, an input control means 32, and the like. The transmission / reception units 28 and 29 are configured by a serial interface. The transmission / reception unit 28 is connected to the central management device 2 via the communication line 17, and the transmission / reception unit 29 is connected to the above-described system control device 4. The transmission / reception means 29 has five connection ports, whereby a maximum of five system control devices 4 can be connected.

The ROM 26 stores a communication protocol and a control program for the main controller 3 itself.
7 stores various data sent from the system controller 4, various data sent to the system controller 4, control data of the main controller 3 itself (display data of the liquid crystal display 34, etc.), and an EEPROM 40. Is configured to store data relating to various settings and installation states of the showcase SC and the like, and to retain the data even when the power is turned off.

The output control means 31 has, for example, 16 characters × 2
A liquid crystal display unit 34 for displaying the row and a buzzer 36 are connected, and a key switch 37, a dip switch 38 and a slide switch 39 are connected to the input control unit 32.

A key switch 37 is a switch for performing various settings and display commands, and a dip switch 38 is a switch for setting a connection state of the system control device 4. The slide switch 39 is a switch for performing settings related to lighting control of the showcase SC and the like and stopping at night.

Further, a modem 35 is connected to the microcomputer 24, and the remote management device 1 of the maintenance company M is also connected via the public line L without passing through the central management device 2.
It is possible to send and receive data by communication with.

Next, as shown in FIG.
A microcomputer 41, a ROM 42, a RAM 43, and an EEPROM connected to the microcomputer 41;
OM 45, transmission / reception means 44, 46, output control means 47
And input control means 48. Transmission / reception means 4
4, 46 are configured by a serial interface,
The transmission / reception means 44 is connected to the main control device 3, and the transmission / reception means 46 is connected to the terminal-side control device 6 via the communication line 33. The transmission / reception means 46 has 30 connection ports, so that a maximum of 30 terminal-side control devices 6 can be connected to the central control device, whereby up to 150 terminal-side control devices 6, ie, a showcase It is configured so that an SC or the like can be connected.

The ROM 42 stores a communication protocol and a control program for the system controller 4 itself,
43 stores various data transmitted from the terminal-side control device 6 and data relating to various operation conditions such as the shoe case SC transmitted from the main control device 3. Also, E
The EPROM stores setting data of various operating conditions such as the showcase SC sent from the main control device 3 and is held even when the power is turned off. The output control means 47 is connected to an LED display section 51 for displaying an alarm, and the input control means 48 is used or not used for controlling channels such as the showcase SC as described later. A dip switch 52 for setting channel numbers to E or switching an LED display section 51 for displaying an alarm to an operation monitor is connected.

Next, the terminal-side control device 6 is provided in each of the showcase SC and the refrigerator R in FIG.
As shown in the figure, a microcomputer 54 and a ROM 56 and a RAM 5 connected to the microcomputer 54
7. It comprises an EEPROM 50, a transmission / reception means 58, an output control means 59 and an input control means 61. The transmitting / receiving means 58 is constituted by a serial interface,
It is connected to the system control device 4 via the communication line 33. The ROM 56 stores a communication protocol and a control program for the terminal-side control device 6 itself.
7 shows a showcase S sent from the system control device 4.
Data relating to various operating conditions such as C are stored.
The EEPROM 50 stores setting data of various operating conditions such as the showcase SC set by the terminal-side control device 6, and is held even when the power is turned off. The output control means 59 is connected to a display means 62 for displaying an alarm and an actuator 63.

This actuator 63 is mounted on a showcase S
In the case of C, it means an expansion valve, a heater for defrosting, lighting, and the like, and in the case of the refrigerator R, it means a compressor motor or the like. The input control means 61 includes a setting switch 64
And a sensor 66 for detecting the internal temperature of the showcase SC, the condensation pressure of the refrigerator R, and the like. The temperature data detected by the sensor 66 is also stored in the RAM 57.
Is stored in The setting switch 64 is used to set channel numbers from 1 to 30 assigned for the control of the terminal-side control device 6. Also,
The microcomputer 54 has a sensor ID as individual identification information set for each model of the showcase SC and the refrigerator R.

A plurality of the showcases SC are connected to one refrigerator R by pipe connection to form a group, and the refrigerant is supplied from the compressor of the refrigerator R. Also,
The showcase SC and the refrigerator R are installed in a predetermined number and in a predetermined installation form, that is, in a case layout according to the scale of a store such as a supermarket or a convenience store, but the system control device 4 is installed in the showcase SC or the like. The required number of main control devices 3 are connected according to the number of units. In other words, when a total of 91 to 150 showcases SC and refrigerators R are installed in a large-scale store, four to five system controllers 4 are connected. When a total of 31 or more and 90 or less showcases SC and refrigerators R are installed in a medium-sized store, two or three system control devices 4 are connected. Further, when a total of 30 or less showcases SC and refrigerators R are installed in a small-scale store, one system control device 4 is connected.

As described above, the main controller 3 and the system controller 4
And one system controller 4 is connected to the terminal-side controller 6 such as 30 showcases SC, so that the number of connection ports of the transmission / reception means 29 of the main controller 3 is reduced. Even in the case of a small-scale store, only four unused ports are generated at the worst, so that it is possible to flexibly adapt to the size of the store while reducing structural waste and reducing costs.

When the showcase SC or the like is installed, each terminal-side control device 6 is set to 1 to 3 by a setting switch 64.
0, and in the system controller 4 to which the terminal-side control device 6 is connected, by setting one of A to E, each terminal-side control device 6
(For example, A01). The showcase S connected to the system control device 4
If the number of C or the like is less than 30, the unused channel numbers (1 to 30) are assigned to the dip switches 52.
, The unused channel number is transmitted to the main controller 3 and ignored in the subsequent control.

On the other hand, the remote management device 1 is provided in the maintenance company M, and as shown in FIG. 6, a microcomputer 77, a hard disk 78 connected to the microcomputer 77, a ROM 79, a RAM 81, and a floppy disk drive 82. , Output control means 84, input control means 86 and the like.

In the hard disk 78, in addition to the control program of the remote management device 1 itself, various data including alarm data sent from the central management device 2 or the main control device 3 of each store P1, P2, the stores P1 and P2 It stores map information about the area where is located, information about the current location of the traveling serviceman, etc., and also saves the communication protocol, etc., and also measures for the abnormal contents of each showcase SC etc. It is stored in advance.

The output control means 84 is connected to a printer 88 as output means and a display 89 as display means, and the input control means 86 is connected to a keyboard 91 and a mouse 92 as input means. Further, a modem 93 is connected to the microcomputer 77, and data is exchanged by communication with the central control device 2 or the main control device 3 of each of the stores P1 and P2 via the public line L.

The operation of each device having the above configuration will be described. First, in order to describe the store-side device, various input operations in the central management device 2 will be described. On the display 19 of the central management device 2, when the business menu is selected from the standby screen by operating the keyboard 21 or the mouse 22, the microcomputer 7 displays the business menu screen on the display 19. When the store layout creation menu is selected on the business menu screen, the store layout creation menu appears on the display 19, and when the case layout creation menu is selected there, the case layout creation screen is displayed on the display 19.

The hard disk 8 of the central management unit 2 has
A program and data relating to the case layout creation are stored. In this case layout creation screen, a rectangular frame is displayed on the display 19, and the mouse 22 is operated by using commands such as move, copy, and rotate. Showcase SC at stores
A case layout can be created on the display 19 in accordance with an actual installation mode such as the above. Further, the model name of the showcase SC corresponding to the frame by the window function, the product type such as fresh fish and the channel number,
A sensor ID can be set, and the display color of the frame can be classified by color for each product type. Data relating to the case layout created by such a case layout creating function is stored in the hard disk 8 by the microcomputer 7.

Next, when a setting menu is selected on the business menu screen, the microcomputer 7 displays on the display 19 a setting menu relating to various settings of the main controller 3 and operating conditions of the terminal-side controller 6. Then, when the terminal control setting is selected, a terminal control setting screen is displayed on the display 19.

In this terminal control screen, the keyboard 2
The operating conditions such as the set temperature in the refrigerator, various alarms, various set values relating to defrosting, the management temperature, the showcase SC, etc. can be set for each terminal-side control device 6 by the mouse 1 or the mouse 22. The data relating to the operating conditions is stored in the hard disk 8 by the microcomputer 7 and transmitted to the main controller 3 by the transmission / reception means 13 by using the download function by operating the keyboard 21 and by the modem 23 by using the upload function. It can also be transmitted to the remote management device 1.

Next, the main controller 3 will be described. Key switch 37, display 3 in main controller 3
8 and the slide switch 39, similarly to the above-mentioned central management device 2, a set temperature in the refrigerator, various alarms, various set values relating to defrost, and a control temperature for each channel number (for example, A01) assigned to each terminal-side control device 6. For example, operating conditions such as the showcase SC can be set.

Data relating to the operating conditions of the showcase SC and the like set by the main controller 3 are stored in the RAM 27 and the EEPROM 40 by the microcomputer 24, and transmitted from the transmission / reception means 29 to the system controller 4. When data is downloaded from the central management device 2 as described above, the microcomputer 2
Reference numeral 4 rewrites the contents of the RAM 27 and the EEPROM 40 into downloaded data and transmits the data to the system control device 4.

These data are transmitted separately for each channel number. Further, the microcomputer 2 of the main control device 3 is requested by the central management device 2.
4 uploads the data set by the key switch 37 or the like to the central management device 2 by the transmission / reception means 28. Further, in response to a request from the remote management device 1, the microcomputer 24 of the main control device 3
The data set at 7 or the like is uploaded to the remote management device 1 by the modem 35.

The central management device 2 and the remote management device 1 can compare the data uploaded from the main control device 3 with the data set by the central management device 2 or the remote management device 1.

Next, the system control device 4 sends its own channel number (A to E) to the transmission / reception means 44 from the main control device 3.
, The microcomputer 41 temporarily stores the data in the RAM 43, and further transmits the data related to the operating conditions from the transmitting / receiving means 46 to the terminal-side control device 6.

On the other hand, in the terminal-side control device 6, when the transmission / reception means 58 receives the data on the operating conditions assigned to its own channel number (01 to 30), the microcomputer 54 stores the data in the RAM 57. The microcomputer 54 controls the expansion valve and the compressor motor as the actuator 63 by comparing the output of the sensor 66 relating to the internal temperature of the showcase SC with the internal temperature set in the data relating to the operating conditions. The temperature is controlled to the set temperature in the refrigerator. In addition, the heater as the actuator 63 is controlled based on the data relating to the defrosting, the defrosting control of the showcase SC is executed, and the lighting of the illumination as the actuator 63 is controlled based on the data relating to the lighting control.

Data relating to the operating state of the internal temperature in such a showcase SC or the like is sequentially stored in the RAM 57 by the microcomputer 54 and updated. Further, for example, when the temperature inside the refrigerator abnormally rises due to a failure of the expansion valve or the like and exceeds a set value relating to an alarm in the data sent from the system control device 4, the microcomputer 54 causes the display means 62 to display the display. Case S
C and the like, and the RAM 57 includes the information on the alarm in the data on the operating state.
To save.

The microcomputer 4 of the system control device 4
1 is a maximum of 3 connected to itself for example once a minute
The polling is performed on the microcomputers 54 of the zero terminal-side control devices 6. When the microcomputer 54 of the terminal-side control device 6 is polled from the system control device 4, the microcomputer 54 transmits the operation state data stored in the RAM 57 together with its own channel number and sensor ID from the transmission / reception means 58 to the system control device 4. I do.

The system control device 4 receives and collects the data on the operation state by the transmission / reception means 46, and stores the data on the operation state of up to 30 vehicles in the RAM 43 for each terminal-side control device 6, ie, for each channel. I do. The data on the operating state in the RAM 43 is updated by transmitting data from the terminal-side control device 6 at the next polling. In addition, when the alarm information is included in the data transmitted from the terminal-side control device 6, the microcomputer 41 turns on the LED display unit 51 to display the data.

The microcomputer 24 of the main control unit 3
Also polls the system controller 4 once a minute, at the time when the system controller 4 completes the collection of data from each terminal-side controller 6. When the microcomputer 41 of the system control device 4 is polled from the main control device 3, the microcomputer 41 together with its own channel number is stored in the RAM 43.
The transmission / reception means 44 transmits to the main control device 3 data relating to the operating state of the showcase SC and the like for up to 30 vehicles stored in the main unit. The main controller 3 receives and collects the data on the operation state by the transmission / reception means 29, and stores the data on the operation state of up to 150 units in the RAM 27 for each terminal-side control device 6, that is, for each channel.
The data on the operating state in the RAM 27 is similarly updated by transmitting the data on the operating state from the system control device 4 by the next polling.

The main controller 3 collects data on the operation of each showcase SC and the refrigerator R from each terminal-side controller 6 in such a procedure. Microcomputer 24
From the data collected in the RAM 27, the internal temperature and EEPR
The internal set temperature stored in the OM 40 is read out, and the liquid crystal display unit 34 is sequentially read out for each channel number at intervals of several seconds.
To be displayed. When the scan switch in the key switch 37 is operated, the display switching is stopped, and when the scan switch is operated again, the display is switched to the display switching at intervals of several seconds. When a check switch in another key switch 37 is operated, the microcomputer 24 sets the internal temperature of each showcase SC within a predetermined temperature range above and below the control temperature set for each showcase SC. The display case SC is checked to see whether or not the channel number is present, and only the channel number of the showcase SC deviating from the temperature range is displayed on the liquid crystal display unit 34.

Further, if the alarm information is included in the data on the operating state transmitted from the system control device 4, the microcomputer 24 informs the fact and generates the data including the alarm information. The channel number of the original showcase SC and the like and the details of the abnormality that caused the alarm are displayed on the liquid crystal display unit 34 and a buzzer 36
To work.

When the alarm information is included in the data relating to the operation state transmitted from the system control device 4, the microcomputer 24 of the main control device 3 permits the direct communication with the remote management device 1. In the set state, the channel number of the showcase SC or the like from which the data is spontaneously generated, the content of the abnormality that caused the alarm, Modem 3 data such as the current temperature and the set temperature in the refrigerator
5 to the remote management device 1.

On the other hand, the microcomputer 7 of the central control device 2 polls the main control device 3 once a minute also at the time when the main control device 3 completes the collection of data from each system control device 4. I do. When the microcomputer 24 of the main control device 3 is polled by the central management device 2, the transmission / reception means 28 transmits to the central management device 2 the data on the operating state of up to 150 showcases SC and the like stored in the RAM 27. I do.

The central management unit 2 receives and collects the data on the operation status by the transmission / reception means 13 and stores the data on the operation status of up to 150 units for each terminal-side control device 6, that is, for each channel in the hard disk 8. Data relating to the operation state of each terminal-side control device 6 for 24 hours is always stored, and data exceeding 24 hours is updated every minute.

The central management device 2 collects data on the operating state of each showcase SC and the refrigerator R from each terminal-side control device 6 in such a procedure. Therefore, when it is desired to check the operation state of each showcase SC or the like, the operation menu is selected by operating the keyboard 21 or the mouse 22 from the standby screen, and the operation menu screen is displayed on the display 19, and When the upper operation check monitor is selected, the microcomputer 7 displays a product layout screen on the display. This product layout screen is created on the case layout creation screen and is displayed based on the information of the product type in the case layout stored in the hard disk 8. The layout of single or multiple showcases SC is displayed in one frame for each type of product. The refrigerator R is displayed in the display 19.

When a frame of a product, for example, a frame of a fresh fish stored in the showcase SC whose driving state is to be displayed on the product layout screen is selected with the mouse 22, the microcomputer 7 performs the operation based on the information of the case layout in the hard disk 8. Then, a case layout screen showing the layout of each showcase SC near the frame of the fresh fish is displayed on the display 19. In this case layout screen, one frame indicates one to three showcases SC, and the frame number also indicates the channel number of the terminal-side control device 6 of each showcase SC. (As for the terminal-side control device 6, up to three units can be set for one unit such as the showcase SC).

Next, when the user selects a showcase SC, for example, a channel number A01, whose operating state is to be displayed on the case layout screen with the mouse 22, the microcomputer 7 displays a case information screen on the display 19. When normal data and data display are selected on this screen, the screen shifts to a data display screen. On this data display screen, the microcomputer 7 is connected to the hard disk 8
The display 19 displays the set values of the respective operating conditions of the showcase SC of the channel number A01 and the data relating to the current operating state stored in the display 19. Further, since the hard disk 8 stores data on the operating state for the past 24 hours, the microcomputer 7 changes the time of the time area at the top of the data display screen with the keyboard 21 so that the microcomputer 7 The operation state at the time is displayed on the display 19.

As described above, when checking the operating state of the showcase SC or the like, first, the installation mode of the showcase SC, that is, the layout is displayed on the display 19, and the showcase SC to be displayed is selected while viewing the layout. With this method, the showcase SC can be specified according to the actual installation form, and the visibility and operability are significantly improved. In particular, by adopting a method of shifting from the product layout to the case layout, the showcases SC are gradually narrowed down from a large viewpoint, so that even when the number of showcases SC is large, the specification can be performed extremely smoothly. Become.

By operating the keyboard 21 on the data display screen, the display can be shifted to a graph display. On this graph display screen, the microcomputer 7 displays the past 24 data stored in the hard disk 8.
The data of the operating state such as the inside temperature of the showcase SC of the channel number at the time is processed, and the transition is graphed and displayed on the display 19. Thereby, the history of the operating state of the showcase SC can be easily confirmed. The microcomputer 7 prints (prints out) these data and the graph display on the printer 18 in response to a command from the keyboard 21.

As described above, since the data relating to the operating state of the past 24 hours stored in the hard disk 8 in the central management device 2 is processed and displayed on the display 19 in the form of a graph or the like, the confirmation operation and the visibility are remarkably improved. I do.

Here, when the alarm information is included in the data relating to the operation state transmitted from the main control device 3, the microcomputer 7 of the central management device 2 firstly displays the showcase SC or the like which issues the alarm. Data relating to the operating state is extracted from the data of the above-mentioned 24 hours for 10 hours from the time when the alarm is issued, and is moved to another table in the hard disk 8 and stored. The data for 10 hours is not discarded even if the time elapses.

Next, the microcomputer 7 automatically switches the display from the state in which the standby screen is displayed on the display 19 to the product layout screen, and displays the frame of the product type including the showcase SC which has issued the alarm. It blinks to warn the employee of the store P1 or P2 that an alarm has occurred. When a blinking product frame, for example, an ice temperature frame, is selected with the mouse 22 on this product layout screen, the microcomputer 7 displays a case layout screen on the display 19. On this case layout screen, the showcase SC that is issuing the alarm is blinked.

Next, when the blinking showcase SC (for example, channel number A06) is selected with the mouse 22 on this case layout screen, the microcomputer 7 displays a case information screen on the display 19, and the normal data is displayed on this screen. When the data display is selected, the screen shifts to the data display screen.

In this data display screen, the microcomputer 7 generates an alarm in addition to the set value of each operating condition of the showcase SC of the channel number A06 stored in the hard disk 8 and the data relating to the abnormal operating condition. A message indicating that the alarm is in progress is displayed, and the details of the abnormality (high temperature abnormality, low temperature abnormality, etc.) that caused the alarm are also displayed on the display 19.

Further, by operating the keyboard 21 on the data display screen, the microcomputer 7 allows the microcomputer 7 to change the operating state data such as the internal temperature of the showcase SC of the channel number A06 stored in the hard disk 8. Into a graph and display 19
To be displayed. This makes it possible to easily confirm the history of past operating conditions that led to the occurrence of the alarm of the showcase SC. The microcomputer 7 prints these data and a graph display on the printer 18 in response to a command from the keyboard 21.

Even if more than 24 hours have passed since the occurrence of the alarm, the showcase SC of the past 10 hours including the time when the alarm was generated is stored in the hard disk 8 as described above.
Since the data relating to the operating state of (channel number A06) is retained without being discarded, by selecting the alarm data on the case information screen, the microcomputer 7 displays the past data for 24 hours or more on the data display screen. indicate. This data can also be displayed graphically and printed on printer 18. The microcomputer 7 saves the data on a floppy disk by the floppy disk drive 12 according to a command from the keyboard 21.

The microcomputer 7 of the central management unit 2
Transmits alarm data to the remote management device 1 of the maintenance company M via the public line L using the modem 23 when the data relating to the operating state of the showcase SC or the like includes the alarm information.

Hereinafter, control of alarm transmission to the remote management device 1 by the central management device 2 will be described with reference to FIG. The flowchart of FIG. 7 shows a program of the microcomputer 7 of the central management device 2. The user (in this case, the manager of the store or the serviceman of the maintenance company) performs an input operation using the keyboard 21 of the central management device 2 or the keyboard 91 of the remote management device 1. The transmission mode 1 to 6 is set in the microcomputer 7 by transmitting data through the public line L by the modem 93 (step S).
1).

In step S2, the microcomputer 7 generates an alarm due to an abnormality in any one of the showcases SC and the like, and determines whether or not the data on the operating state of the showcase SC or the like includes alarm information. If so, it is determined in step S3 whether the transmission mode is set to 1.

If the transmission mode is set to 1, in step S8, the contents of the abnormality that has occurred in the showcase SC or the like issuing the alarm are included in the alarm data and transmitted to the remote management device 1. . If the transmission mode is set to 2, the process proceeds from step S3 to step S4.
To step S9, in addition to the content of the abnormality,
The remote management device 1 includes temperature data of the current internal temperature of the showcase SC or the like that has issued the alarm in the alarm data.
Send to

Further, when the transmission mode is set to 3, the process proceeds from step S4 to step S5, and further proceeds to step S10, in addition to the content of the abnormality and the current temperature data, the show which has issued the alarm. The remote management device 1 includes the setting data of the internal temperature of the case SC or the like in the alarm data.
Send to Thus, when an abnormality occurs, the maintenance company M can grasp the contents of the abnormality and the current temperature status of the showcase SC or the like in which the abnormality has occurred, as described later.

When the transmission mode is set to 4, the process proceeds from step S5 to step S6, and further proceeds to step S1.
Proceeding to step 1, in addition to the content of the abnormality, remote management of the alarm data including the current in-chamber temperature data of all the showcases SC belonging to the group of the refrigerators R to which the showcase SC or the like issuing the alarm belongs. Transmit to the device 1.

As a result, the maintenance company M can determine whether the abnormality is a single abnormality such as the showcase SC or an abnormality caused by the refrigerator R supplying the refrigerant to the group to which the abnormality belongs. Then, if the abnormality is caused by the refrigerator R, the priority is dealt with with the highest priority, and the importance and the urgency can be accurately determined.

Further, when the transmission mode is set to 5, the process proceeds from step S6 to step S7, and further proceeds to step S12 to issue the alarm stored in the hard disk 8 in addition to the content of the abnormality. The temperature data of the inside temperature of the past several hours such as the showcase SC or the like that has been in the past several hours is included in the alarm data and transmitted to the remote management device 1.

As a result, the maintenance company M can analyze the history of the showcase SC and the like to become abnormal and investigate the cause.

When the transmission mode is set to 6, the process proceeds from step S7 to step S13, and in addition to the contents of the abnormality, the showcase SC or the like which is stored in the hard disk 8 and issues the alarm is displayed. Belongs to the refrigerator R
The temperature data of the inside temperature of the past several hours of all the showcases SC belonging to the group are included in the alarm data and transmitted to the remote management device 1.

Thus, the maintenance company M can investigate the cause of the abnormality including the refrigerator R.

Further, in this embodiment, the showcase S
When the above-mentioned various alarm data indicating an abnormality such as C is transmitted from the central management device (store-side management means) 2 to the remote management device (maintenance-side management means) 1, as shown in FIG. A transfer unit for automatically transferring alarm data from the device 1 to a plurality of mobile communication terminals (for example, a pager, a mobile phone, a PHS, etc.) 101 and 102 is provided. This transfer means provides the remote management device 1 with a public line (for example, IS
A distribution system (for example, Internet mail service) 100 connected via a DN line L is provided.

When various alarm data indicating an abnormality of the showcase SC or the like is transmitted from the central management device 2, the remote management device 1 creates an electronic mail indicating the content of the abnormality based on the alarm data, and generates the electronic mail. The mail is transmitted to the distribution system 100 via the public line L. This distribution system 1
Reference numeral 00 includes an electronic mail server in which the addresses of the mobile communication terminals 101 and 102 are registered, and the electronic mail received from the remote management device 1 is owned by a serviceman via a wireless public line L. To the mobile communication terminals 101 and 102 to be delivered.

In this embodiment, even when a staff member is not present at the maintenance company M, a notification is made to an optimal service person without any trouble.

In this case, whether or not to distribute the electronic mail to the mobile communication terminals 101 and 102 can be set for each store. This setting is performed in the remote management device 1. When this setting is performed, even if various types of alarm data indicating abnormalities of the showcase SC and the like are transmitted from the central management device 2 of the stores P1 and P2, this alarm is generated. No email is created based on the data.

Further, the mobile communication terminals 101 and 102 as distribution destinations can be set for each of the stores P1 and P2.
This setting can be changed.

The terminal addresses of the mobile communication terminals 101 and 102 set for each of the stores P1 and P2 are registered in the remote management device 1, and an e-mail is transmitted to the distribution system 100 together with the terminal addresses. Each store P1, P
The electronic mail is not transmitted to communication terminals other than the mobile communication terminals 101 and 102 set for every two.

The setting change is performed in the remote management device 1, and when the setting is changed, an electronic mail is transmitted to the mobile communication terminals 101 and 102 after the change.

In order to accurately inform the serviceman of the abnormal situation, the electronic mail has at least the name of the store where the abnormal showcase SC is located, the number of the abnormal showcase, and the details of the abnormal situation. Is included.

The electronic mail is displayed on a display unit (not shown) of each of the mobile communication terminals 101 and 102 so that a service person can easily view the display and enhance the contents of the transfer information. , Katakana, kanji). In order to realize this, for example, "Kanji & Information Set" of NTT DoCoMo, etc. is used for the pager, and "Chara Mail" or "Paldio E-mail", etc., of the PHS are used for PHS.

Mobile communication terminals 101, 10 at the time of distribution
The number of transfer retries to the transfer number 2 can be set. This number setting is performed in the remote management device 1. Since the number of transfer retries can be set, a permanent loop of transfer retries can be avoided. If a larger number of transfer retries are set, transfer failures can be reduced.

The status of these distributions can be confirmed on the personal computer screen of the remote management device 1 and omission of distribution can be prevented.

[0081]

According to the present invention, even when a clerk is not present on the maintenance management side, a notification can be made to an optimal service person without any trouble.

[Brief description of the drawings]

FIG. 1 is a configuration diagram of a centralized management system such as a showcase of the present invention.

FIG. 2 is a block diagram of an electric circuit of the central management device.

FIG. 3 is a block diagram of an electric circuit of a main control device.

FIG. 4 is a block diagram of an electric circuit of the system control device.

FIG. 5 is a block diagram of an electric circuit of the terminal control device.

FIG. 6 is a block diagram of an electric circuit of the remote management device.

FIG. 7 is a flowchart showing a program of a central management device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Remote management apparatus (maintenance side management means) 2 Central management apparatus (store side management means) 3 Main control device 4 System control apparatus 6 Terminal side control apparatus 33 Communication line 100 Distribution system 101, 102 Mobile communication terminal P1, P2 Store M Maintenance company L Public line SC Showcase R Refrigerator

Continuation of the front page (72) Katsuhiko Hoshi 2-5-5 Keihanhondori, Moriguchi-shi, Osaka Sanyo Electric Co., Ltd. (72) Inventor Takeshi Takeshi 2-5-2-5 Keihanhondori, Moriguchi-shi, Osaka F-term (reference) in Sanyo Electric Co., Ltd. 5C087 AA02 AA03 AA08 AA19 BB14 BB46 BB74 BB76 DD03 DD08 DD33 EE14 FF23 GG08 GG31 GG37 GG70

Claims (3)

[Claims] 1. A store-side management unit that is installed at a store and collects data from a plurality of showcases and the like, and exchanges data with the store-side management unit that is installed at a maintenance management side via a public line. In the centralized management system having the maintenance side management means for performing, when alarm data indicating an abnormality such as the showcase is transmitted from the store side management means to the maintenance side management means, the maintenance side management means sends the data to the mobile communication terminal. A centralized management system comprising means for transferring alarm data. 2. The centralized management system according to claim 1, further comprising means for setting whether or not alarm data is transferred to said mobile communication terminal for each store. 3. The centralized management system according to claim 1, wherein the alarm data includes a store name, a showcase number, and details of an abnormality.