JPH05264143A - Centralized supervisory apparatus for show case or the like - Google Patents

Abstract

PURPOSE:To obtain a centralized supervisory apparatus for a show case, etc., in which operability and visibility are improved in a batch supervision of a plurality of show cases, etc. CONSTITUTION:A central supervisory device 2 has a keyboard for inputting operating conditions of show cases S, etc., such as set temperatures, defrosting times, etc., transmitting/receiving means for transmitting input data to the controllers 6 and receiving data regarding operating states of the cases S, etc., from the controllers 6, a hard disk for storing data, a microcomputer for processing various information regarding the operating states of the cases S from the data and a display for outputting the processed information.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a centralized management device for showcases or the like for collectively centrally managing the operating states of a plurality of showcases.

[0002]

2. Description of the Related Art A plurality of showcases and refrigerators are installed in stores such as supermarkets and convenience stores. Conventionally, each showcase is individually controlled by a control device including a temperature controller and a defrosting timer. The current situation is that it is controlled by. Therefore, various setting operations such as the temperature of the showcase and the defrosting time must be individually performed at the place where the showcase and the like are installed. Therefore, the work becomes extremely complicated when the setting is changed depending on the season or the weather.

Further, in order to grasp the operating conditions such as various set values and the temperature of the showcase etc., it is necessary to go to the place where the showcase etc. is installed and check them individually. There was a problem that it was not possible to easily grasp the data related to.

Therefore, for example, Japanese Patent Laid-Open No. 1-291085
In Japanese Patent Publication (F25D21 / 06), a control device for each showcase is connected to a centralized management device configured by a microcomputer by a communication line, and various setting work of each showcase is performed by the centralized management device. The idea of collecting the data on the driving status of the device in a centralized management device and collectively managing the data is shown.

[0005]

According to such a system, it becomes possible to collectively perform the setting work and the operation status management of a plurality of showcases. By processing and providing
Further, it has not reached the point where the operating state of a showcase or the like can be grasped more easily and in detail.

Therefore, the present invention is based on the related art,
An object of the present invention is to provide a centralized management device for showcases and the like, which has improved operability and visibility in collectively managing a plurality of showcases and the like.

[0007]

That is, a centralized management device for showcases and the like according to the present invention collectively manages the operating states of a plurality of showcases and the like, and includes a central management device and a plurality of shows. It is configured by including a terminal-side control device provided in each case and the like, and the central management device uses an input means for inputting operating conditions such as set temperature of the showcase and defrosting time, and this input means. A transmission / reception unit that transmits the input data and receives data regarding the operating state of the showcase, a storage unit that stores each data, and a control unit that processes various information regarding the operating state of the showcase from each data. The control device is provided with an output device for outputting information processed by the control device, and the terminal-side control device includes a sensor for detecting an operating condition such as temperature of a showcase and the like. Control unit that controls the equipment based on the output of the monitor and the operating conditions input by the central control unit, and the data regarding the operating conditions such as the showcase, and the data regarding the operating conditions such as the showcase are transmitted. And a transmission / reception means for performing the same.

[0008]

According to the centralized control device for a showcase or the like of the present invention, various settings relating to the operating conditions of the terminal side control device such as each showcase can be made by the input means of the central control device. Further, the data regarding the operating state of each showcase or the like can be received by the transmitting / receiving means and stored in the storing means. In particular, since the central management device processes the data stored in the storage means and outputs it to the output means, the operability and visibility of data management are improved.

[0009]

Embodiments of the present invention will now be described in detail with reference to the drawings. FIG. 1 is a system configuration diagram of a centralized management device 1 of the present invention. The system of the centralized control device 1 of the present invention is constructed by a central control device 2 which is a personal computer, a main control device 3, a system control device 4 and a terminal side control device 6 which are configured by a microcomputer.

The central control unit 2 is provided in a security room of a store, etc., and as shown in FIG. 2, a microcomputer 7 as a control means, a hard disk 8 and a ROM 9, R as a storage means connected to the microcomputer 7.
An AM 11, a floppy disk drive 12, a transmission / reception means 13, an output control means 14 and an input control means 16. The transmitting / receiving means 13 is composed of a serial interface, and includes the main controller 3 and RS-23 described above.
It is connected via a communication line 17 such as 2C. In addition to the control program of the central management unit 2 on the hard disk 8, various data sent from the main control unit 3 and the installation form (case layout) of a showcase S, etc. described later.
Related data, and further, data related to various operating conditions and communication protocols are stored. Output control means 1
A printer 18 as output means and a display 19 as display means are connected to 4, and a keyboard 21 and a mouse 22 as input means are connected to the input control means 16. Further, a modem 23 is connected to the microcomputer 7 so that it can communicate with the outside through a telephone line.

Next, the main controller 3 is also provided in the security room or the like, and as shown in FIG. 3, a microcomputer 24 as a control means, a ROM 26, a RAM 27, an EEPROM 40 connected to the microcomputer 24, and a transmitting / receiving means. 28, 29, output control means 31, and input control means 32. The transmitting / receiving means 28, 29 are configured by a serial interface, and the transmitting / receiving means 28
Is connected to the central management unit 2 via the communication line 17, and the transmitting / receiving means 29 is connected to the system control unit 4 and the communication line 3 described above.
3 through 3. The transmission / reception means 29 has five connection ports, which allows connection of a maximum of five system control devices 4. Further, the ROM 26 stores a communication protocol and a control program for the main control device 3 itself, and the RAM 27 stores various data sent from the system control device 4 and various data sent to the system control device 4 and the main control device 3 itself. Control data (display data on the liquid crystal display unit 34, etc.) is stored, and data relating to various settings and installation states of the showcase S and the like is stored in the EEPROM 40 and is retained even when the power is turned off. The output control means 31 is connected to a liquid crystal display section 34 having a display capacity of 16 characters × 2 lines as a display means, an external alarm output 99 consisting of a relay contact output as an alarm means, and a buzzer 36, and connected to the input control means 32. A key switch 37, a dip switch 38 and a slide switch 39 as input means are connected. The key switch 37 is a switch for performing various settings and display commands to be described later, and the dip switch 38 is a switch for setting the connection state of the system control device 4. The slide switch 39 is a switch for performing lighting control of the showcase S and the like, which will be described later, and settings related to night stop.

Next, the system control device 4 is, as shown in FIG.
Microcomputer 41 as control means, ROM 42 and RA connected to this microcomputer 41
M43, EEPROM 45, transmitting / receiving means 44, 46,
It is composed of an output control means 47 and an input control means 48. The transmitting / receiving means 44 and 46 are constituted by a serial interface, the transmitting / receiving means 44 is connected to the main control device 3 via the communication line 33, and the transmitting / receiving means 46 is connected to the terminal side control device 6 via the communication line 49. It is connected. The transmission / reception means 46 has 30 connection ports, and a maximum of 30 terminal side control devices 6 can be connected,
As a result, up to 150 terminal side control devices 6, that is, the showcase S and the like can be connected to the centralized management device 1. Further, the ROM 42 stores the communication protocol and the control program of the system control device 4 itself, and the RAM 43 stores various data sent from the terminal side control device 6 and the showcase S sent from the main control device 3. Data relating to various operating conditions of are stored.
Further, the EEPROM 45 stores setting data of various operating conditions such as the showcase S sent from the main control device 3, and is retained even when the power is turned off. The output control means 47 is connected to the LED display section 51 for displaying an alarm, and the input control means 48 uses channels allocated for controlling the showcase S and the like, as will be described later.
DIP switch 52 for setting unused or unused channel numbers A to E, or for switching the LED display section 51 for displaying an alarm to an operation monitor
Are connected.

Next, the terminal side control device 6 is provided in each of the showcase S and the refrigerator R of FIG. 1, and as shown in FIG. 5, a microcomputer 54 as a control means.
And a ROM connected to this microcomputer 54
56, RAM 57, EEPROM 50, and transmitting / receiving means 5
8, output control means 59 and input control means 61. The transmitting / receiving means 58 is composed of a serial interface and is connected to the system control device 4 via the communication line 49. Further, the ROM 56 stores a communication protocol and a control program for the terminal side control device 6 itself, and the RAM 57 stores data relating to various operating conditions such as the showcase S sent from the system control device 4. Further, the EEPROM 50 has a terminal-side control device 6
The setting data of various operating conditions such as the showcase S set in 1. is stored, and is retained 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. In the case of the showcase S, the actuator 63 is an expansion valve, a heater for defrosting, lighting, etc., and in the case of the refrigerator R, it means a compressor motor or the like. To the input control means 61, a setting switch 64 and a sensor 66 for detecting the temperature inside the showcase S, the condensation pressure of the refrigerator R, etc. are connected. The data detected by this sensor 66 is also the RA
Saved in M57. The setting switch 64 is for setting channel numbers 1 to 30 assigned for controlling the terminal side control device 6.
Further, the microcomputer 54 holds a sensor ID as individual identification information set for each model of the showcase S and the refrigerator R.

The showcase S and the refrigerator R are installed in a predetermined number and in a predetermined installation form, that is, a case layout according to the size of a store such as a supermarket or a convenience store.
The required number of units are connected to the main control device 3 in accordance with the number of units installed. That is, when a total of 91 to 150 showcases S and refrigerators R are installed in a large-scale store, 4
One to five system control devices 4 are connected. In addition, when a total of 31 to 90 showcases S and refrigerators R are installed in a medium-scale store, two to three system control devices 4 are connected. Furthermore, when a total of 30 or less showcases S and refrigerators R are installed in a small-scale store, one system control device 4 is connected.

Thus, the main control unit 3 and the system control unit 4 are separated, and one system control unit 4 is connected to the terminal side control unit 6 such as 30 showcases S. As a result, the number of connecting ports of the transmitting / receiving means 29 of the main control device 3 is reduced, and even in the case of a small-scale store, four unused ports are generated at worst, so that structural waste is reduced and cost is reduced. It is possible to flexibly respond to the scale of the store.

When installing the showcase S or the like, the setting switch 64 is set in each terminal-side control device 6 so as to be set to 1 to 30.
The channel of each terminal-side control device 6 is set by setting one of the above-mentioned ones and by setting one of A to E in the system control device 4 to which the terminal-side control device 6 is connected. A number (for example, A01) is assigned and set. If the number of showcases S etc. connected to the system control device 4 is less than 30, if the unused channel number (1 to 30) is set by the DIP switch 52, the unused channel number is set. Will be transmitted to the main controller 3 and will be ignored in the subsequent control.

The operation of each device having the above configuration will be described. First, various input operations in the central management device 2 will be described. FIG. 6 shows the transition of the display screen on the display 19 of the central management unit 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 of FIG. 7 on the display 19. When the second shop layout creation menu is selected from the job menu screen, the shop layout creation menu appears on the display 19, and when the case layout creation menu is selected, the case layout creation screen of FIG. 13 is displayed on the display 19. To be done.

On the hard disk 8 of the central management unit 2,
A program and data relating to case layout creation are stored. In this case layout creation screen, the rectangular frame indicated by * 1 in FIG.
9 is displayed and operated with commands such as move, copy, and rotate with the mouse 22, a case layout matching the actual installation form of the showcase S in the store as shown in FIG. 9 is displayed on the display 19. Can be created. Furthermore, the model name of the showcase S corresponding to the frame, the product type such as fresh fish, the channel number, and the sensor ID can be set by the window function as shown on the right side of FIG. 13. Regarding the display color of the frame, It is also possible to color-code each type of product. Data relating to the case layout created by such a case layout creating function is stored and saved in the hard disk 8 by the microcomputer 7.

Next, when the fourth setting menu from the top is selected on the work menu screen, the microcomputer 7 displays various setting menus relating to various settings of the main control unit 3 and operating conditions of the terminal side control unit 6. When the terminal control setting is selected there, the terminal control setting screen shown in FIG. 14 is displayed on the display 19.

On the terminal control setting screen, each terminal side control device 6 is operated by the keyboard 21 or the mouse 22.
The channel number (eg A
For each 01), it is possible to set the operating temperature of the showcase S, the set temperature in the refrigerator, various alarms, various set values regarding defrosting, control temperature, and the like. The data relating to the operating conditions can be stored in the hard disk 8 by the microcomputer 7 and can also be transmitted to the main controller 3 by the transmitting / receiving means 13 by using the download function by operating the keyboard 21.

Next, the main controller 3 will be described. In the main controller 3, the key switch 37, the DIP switch 38, and the slide switch 39 are used to set the in-compartment set temperature for each channel number (for example, A01) assigned to each terminal-side controller 6 as in the central controller 2 described above. It is possible to set operating conditions such as various alarms, various set values for defrosting, control temperature, and the like, the showcase S, and the like. The data relating to the operating conditions of the showcase S and the like set by the main control unit 3 is stored in the RAM 27 and the EEPROM 40 by the microcomputer 24 and is transmitted to the system control unit 4 from the transmitting / receiving means 29. When the data relating to the operating conditions is downloaded from the central control unit 2, the microcomputer 24 rewrites the contents of the RAM 27 and the EEPROM 40 into the downloaded data and sends it to the system control unit 4. These data are transmitted by being distinguished for each channel number. Further, in response to a request from the central management unit 2, the microcomputer 24 of the main control unit 3
Uploads the data set by the key switch 37 or the like to the central management unit 2 by the transmitting / receiving means 28. In the central management device 2, it is possible to compare the data uploaded from the main control device 3 with the data set in the central management device 2.

Next, the system controller 4 sends and receives the channel number (A to
Upon receiving the data regarding the operating conditions of the showcase S and the like belonging to E), the microcomputer 41 temporarily stores the data in the RAM 43, and further transmits the data regarding the operating conditions to the terminal-side control device 6 from the transmitting / receiving means 46. ..

On the other hand, in the terminal side control device 6, the transmitting / receiving means 5
When the 8 receives the data regarding the operating conditions for its channel number (01 to 30), the microcomputer 54 stores the data in the RAM 57. The microcomputer 54 compares the output from the sensor 66 related to the internal temperature of the showcase S with the internal temperature set in the data related to the operating conditions, and compares the output with the actuator 63.
And controlling the expansion valve and the compressor motor to control the internal cold storage temperature to the internal cold storage temperature. Further, the heater as the actuator 63 is controlled based on the data regarding defrosting, the defrosting control of the showcase S is executed, and the lighting of the illumination as the actuator 63 is controlled based on the data regarding lighting control.

The data relating to the operating conditions such as the inside temperature of the showcase S and the like are sequentially stored in the RAM 57 and updated by the microcomputer 54. Further, when the temperature inside the refrigerator abnormally rises due to a failure of the expansion valve or the like and exceeds the set value for the alarm in the data sent from the system controller 4, the microcomputer 54 causes the display means 62 to display the showcase S. In addition to displaying the alarm, the data regarding the operating state is also stored in the RAM 57 together with the information regarding the alarm.

Microcomputer 4 of system controller 4
1 is, for example, a maximum of 3 connected to itself once a minute
Polling is performed on the microcomputers 54 of the zero terminal side control devices 6. When the microcomputer 54 of the terminal-side controller 6 is polled by the system controller 4, the transmitting / receiving means 58 transmits to the system controller 4 the data relating to the operating state stored in the RAM 57 together with its own channel number and sensor ID. To do. The system control device 4 receives and collects data relating to this operating state by the transmission / reception means 46, and for each terminal side control device 6,
That is, the data regarding the operating state of up to 30 units for each channel is stored in the RAM 43. The data on the operating state in the RAM 43 is updated by the data transmitted from the terminal side control device 6 by the next polling. Further, 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 it outside.

Microcomputer 24 of main controller 3
Also polls the system control device 4 once a minute in accordance with the time when the system control device 4 completes the collection of data from each terminal-side control device 6. When the microcomputer 41 of the system control device 4 is polled by the main control device 3, the microcomputer 41 together with its own channel number is stored in the RAM 4
Data concerning the operating states of up to 30 showcases S and the like stored in 3 are transmitted from the transmitting / receiving means 44 to the main controller 3. The main controller 3 receives and collects the data regarding the operating state by the transmitting / receiving means 29, and stores the data regarding the operating state for up to 150 units for each terminal side controller 6, that is, for each channel in the RAM 27.
Similarly, the data on the operating state in the RAM 27 is updated by transmitting the data on the operating state from the system control device 4 by the next polling.

The main controller 3 collects the data on the operating states of the showcases S and the refrigerator R from the terminal side controllers 6 in such a procedure. Microcomputer 2
4 is the temperature inside the refrigerator and the EE from the data collected in the RAM 27.
The set temperature in the refrigerator stored in the PROM 40 is read out and sequentially displayed on the liquid crystal display unit 34 for each channel number at intervals of several seconds. When the scan switch in the key switch 37 is operated, the display switching is stopped, and when it is operated again, the display switching is resumed at intervals of several seconds. Further, when the check switch in the other key switch 37 is operated, the microcomputer 24 causes the inside temperature of each showcase S to fall within a predetermined temperature range above and below the control temperature set for each showcase S. All showcases S are checked for inclusion or not, and only the channel numbers of showcases S deviating from the temperature range are displayed on the liquid crystal display unit 34.

Further, when the alarm information is included in the data relating to the operating state transmitted from the system control device 4, the microcomputer 24 notifies to that effect and the generation of the data including the alarm information. The channel number of the original showcase S or the like and the alarm content are displayed on the liquid crystal display unit 34. This alarm display is erased by operating the alarm release switch in the key switch 37 and can be switched to a normal display, but unless the cause of the alarm is eliminated, that is, the alarm information is included in the data at the next polling. A predetermined display indicating that the alarm is present is displayed on the liquid crystal display unit 34 until no longer exists. Further, since the liquid crystal display unit 34 can only display the amount of 16 characters × 2 lines, when the alarm information of the amount which cannot be displayed is received,
The alarm information that can be displayed is displayed, and a predetermined display indicating that the remaining alarm information exists is performed.

On the other hand, the microcomputer 7 of the central control unit 2 also polls the main control unit 3 once a minute in accordance with the time when the main control unit 3 completes the collection of data from each system control unit 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 sends to the central management device 2 data relating to the operating states of up to 150 showcases S stored in the RAM 27. Send.

The central control unit 2 receives and collects the data relating to the operating condition by the transmitting / receiving means 13, and stores the data relating to the operating condition for each terminal side control unit 6, that is, up to 150 units for each channel in the hard disk 8. save. In addition, the hard disk 8 always stores data regarding the operating status of each terminal-side control device 6 for 24 hours, and
Data for more than 4 hours is updated every minute.

The central management unit 2 collects data relating to the operating state of each showcase S and refrigerator R from each terminal side control unit 6 in this procedure. Therefore, when it is desired to check the operating state of each showcase S or the like, the business menu is selected from the standby screen of FIG. 6 by operating the keyboard 21 or the mouse 22, and the business menu screen of FIG. 7 is displayed on the display 19. When the operation check monitor at the top is selected while the display is on, the microcomputer 7 displays the product layout screen shown in FIG. 8 on the display. This product layout screen is created on the case layout creation screen of FIG.
It is displayed based on the product type information in the case layout stored in the display, and not the individual display of each showcase S but the layout of a single or a plurality of showcases S according to the type of the stored product. Display in one frame. The refrigerator R is displayed on the display 19.

The frame of the product housed in the showcase S whose operation status is to be displayed on this product layout screen,
For example, when a frame of fresh fish is selected with the mouse 22, the microcomputer 7 uses the case layout information in the hard disk 8 to show the showcase S near the frame of the fresh fish.
The case layout screen of FIG. 9 showing the individual layouts is displayed on the display 19. In this case layout screen, one frame shows one to three showcases S, and the channel number of each showcase S is also shown in the frame (for the terminal side control device 6, the showcase S is shown).
You can set up to 3 units for each unit.

Next, when the showcase S whose operating condition is desired to be displayed, for example, the channel number A01 is selected with the mouse 22 on this case layout screen, the microcomputer 7 displays the case information screen of FIG. When normal data or data display is selected on this screen, the screen shifts to the data display screen of FIG.
On this data display screen, the microcomputer 7 displays on the display 19 the set values of various operating conditions of the showcase S of the channel number A01 stored in the hard disk 8 and data on the current operating state. Further, since the hard disk 8 retains data relating to the operating state for the past 24 hours, by changing the time of the time zone at the top of the data display screen with the keyboard 21, the microcomputer 7 can change the time. The operating state of is displayed on the display 19.

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

By operating the keyboard 21 on the data display screen shown in FIG. 11, the graph display shown in FIG. 12 is displayed. In this graph display screen, the microcomputer 7 processes the operating state data such as the internal temperature of the showcase S of the channel number for the past 24 hours stored in the hard disk 8 and displays the transition as a graph. 19 is displayed. This makes it possible to easily check the history of the operating state of the showcase S. Further, in response to a command from the keyboard 21, the microcomputer 7 prints (prints out) these data and graph display on the printer 18.

As described above, in the central management unit 2, since the data concerning the operating condition of the past 24 hours stored in the hard disk 8 is processed and displayed on the display 19 by a graph or the like, the confirmation operation and the visibility are remarkably made. improves.

Here, when the alarm information is included in the data relating to the driving state transmitted from the main control unit 3, the microcomputer 7 of the central control unit 2 first shows the showcase S or the like issuing the alarm. The data relating to the operating state is extracted from the data for 24 hours, which is 10 hours back from the time when the alarm is issued, and is transferred to another table in the hard disk 8 for storage. The data for 10 hours is not discarded even if the time has passed.

Next, the microcomputer 7 automatically switches the display from the state where the standby screen shown in FIG. 6 is displayed on the display 19 to the product layout screen shown in FIG.
The frame of the product type including the alarming showcase S (indicated by * 1 in FIG. 8) is blinked to warn the user that the alarm is occurring. When a blinking product frame, for example, an ice temperature frame on the product layout screen is selected by the mouse 22, the microcomputer 7 displays the case layout screen of FIG. 9 on the display 19. In this case layout screen, the showcase S that issues an alarm this time (channel number A shown by * 1 in FIG. 9)
Blink 06).

Next, the showcase S (channel number A0) blinking on the case layout screen is displayed.
When 6) is selected with the mouse 22, the microcomputer 7 displays the case information screen of FIG. 10 on the display 19, and when normal data or data display is selected on this screen, the data display screen of FIG. 11 is displayed. In this data display screen, the microcomputer 7 is the hard disk 8
In addition to the set values of various operating conditions of the showcase S of the channel number A06 stored therein and the data regarding the abnormal operating state, the content of the alarm (high temperature alarm, low temperature alarm, etc.) is also displayed on the display 19. .. Also,
By operating the keyboard 21 on the data display screen of FIG. 11, the display shifts to the graph display of FIG. 12, and the microcomputer 7 displays the internal temperature of the showcase S of the channel number A06 stored in the hard disk 8 and the like. The transition of the data of the driving state is displayed on the display 19 as a graph. As a result, it is possible to easily confirm the history of past driving states that have caused the alarm of the showcase S to occur. Further, in response to a command from the keyboard 21, the microcomputer 7 prints these data and graph display on the printer 18.

Further, even if 24 hours or more have passed without the user being aware of this alarm occurrence, the showcase S (channel number A06) in the past 10 hours including the alarm occurrence time in the hard disk 8 as described above. Since the data on the operating state of is retained without being discarded,
By selecting alarm data on the case information screen of FIG. 10, the microcomputer 7 displays the past data of 24 hours or more on the data display screen of FIG.
This data is also graphically displayed and the printer 18
Can be printed on the floppy disk and the microcomputer 7 stores it in the floppy disk by the floppy disk drive 12 in response to a command from the keyboard 21.

In this way, the microcomputer 7 of the central control unit 2 automatically shifts from the standby screen to the product layout screen when the alarm information is included in the data related to the operating state of the showcase S or the like, and Since this data is processed and the showcase S in which an alarm is issued is specified and displayed on the layout displayed on the display 19, even if the central management device 2 is installed at a location away from the showcase S, The abnormal showcase S can be easily identified and recognized, and the repair or the like can be promptly performed.

In the description of the embodiment, the central control unit 2
The microcomputer 7 described above only processes the output method of the data regarding the operating condition in the hard disk 8, but not limited to this, it processes the data regarding the operating condition in the hard disk 8 to improve the operating efficiency of the refrigerator R, for example. It may be configured to calculate and display on the display 19.

[0043]

As described above in detail, according to the present invention, various settings relating to the operating conditions of the terminal side control device such as each showcase are made by the input means of the central management device, and the operating condition of each showcase etc. It is possible to receive data relating to the transmission / reception means and output it to the output means, and it is possible to collectively manage the operating state of the showcase or the like. In particular,
Since the central management unit stores the data relating to the operating state of the showcase and the like in the storage unit and processes the stored data and outputs it to the output unit, the operability and the visibility of the data management are significantly improved.

[Brief description of drawings]

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

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

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

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 side control device.

FIG. 6 is a diagram showing transition of screens displayed on the display of the central management device.

FIG. 7 is a diagram showing a screen of a work menu displayed on the display of the central management device.

FIG. 8 is a diagram showing a screen of a product layout displayed on the display of the central management device.

FIG. 9 is a diagram showing a screen of a case layout displayed on the display of the central management device.

FIG. 10 is a diagram showing a case information screen displayed on the display of the central management device.

FIG. 11 is a diagram showing a data display screen displayed on the display of the central management device.

FIG. 12 is a diagram showing a graph display screen displayed on the display of the central management unit.

FIG. 13 is a diagram showing a case layout creation screen displayed on the display of the central management device.

FIG. 14 is a diagram showing a terminal control setting screen displayed on the display of the central management device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Centralized control device 3 Main control device 4 System control device 6 Terminal side control device 7 Microcomputer 8 Hard disk 13 Transmission / reception means 19 Display 21 Keyboard 54 Microcomputer 58 Transmission / reception means 66 Sensor S Showcase R Refrigerator

Claims (1)

[Claims] 1. A centralized management device for collectively managing operating states of a plurality of showcases, the centralized management device comprising: a central management device; and a terminal-side control device provided in each of the plurality of showcases. The central management device is configured to include input means for inputting operating conditions such as set temperature of the showcase and defrosting time, and data transmitted by the input means to transmit the showcase and the like. Transmitting / receiving means for receiving data relating to the operating state of the vehicle, storage means for storing the respective data, control means for processing various information relating to the operating state of the showcase or the like from the respective data, and information processed by the control means. And a sensor for detecting the operating state such as the temperature of the showcase and the like, and the output of the sensor and the output unit. The control means for executing the control of the device based on the operating conditions input in the central management device, and receiving the data on the operating conditions of the showcase and the like,
A centralized management device for a showcase or the like, comprising: a transmission / reception unit for transmitting data regarding the operating state of the showcase or the like.