JPH07240804A - Remote management system - Google Patents

Abstract

PURPOSE:To provide the remote management system with a high management efficiency by reducing a job time of a person in charge. CONSTITUTION:An input/output data request means provided to a central processing unit 3 of a management company 1 sends a transmission request via an I/F 3d, a line control/data transmitter-receiver 4 and a public line 5 to monitor an I/O port of a microcomputer 8a provided to a dryer 8. An input/ output data transmission means provided to the microcomputer 8a of the dryer 8 arranged in a laundry shop 2 sends data relating to an I/O port based on a received transmission request. The central processing unit 3 is provided with an abnormality discrimination means and the abnormality discrimination means discriminates the presence of an abnormality and the occurrence position of the abnormality on the received I/O port data.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention connects a device whose operation is controlled by a control device such as a microcomputer and a central device such as a personal computer by communication means, and remotely manages the device by the central device. Regarding

[0002]

2. Description of the Related Art For example, in a landry shop where a plurality of washing machines and dryers are arranged and coins or prepaid cards can be used for a fee, the number of staff is reduced,
Or, in order to abolish the patrol to each store and improve the management efficiency, there is a demand for a management system that centrally manages the management of failures and abnormalities of landry equipment and the management of charges at a remote place.

As such a remote management system, there is one proposed in Japanese Patent Application No. 5-1820. A plurality of laundry machines such as a washing machine and a dryer are arranged in each laundry shop. Motors, drums, charge boxes, and other parts of each landry device are provided with sensors such as a rotation sensor, a thermistor, and a microswitch, and the output signals of the sensors are input to a microcomputer. ing. In addition, the landry equipment is provided with a plurality of switch groups equipped with multiple dip switches. Depending on the state of each landry equipment and its installation location, fine adjustment of the motor rotation and charges can be performed by operating the dip switches of each switch group. The amount of money is set.

The microcomputer controls the operation of the landry equipment based on the signals from the respective sensors, and stores each data such as the operation state, the remaining operation time, and the sales amount,
A data controller (hereinafter DTC) located at each store
To each). Further, each DTC is connected to a central device equipped with a management company and using a personal computer by a public line.

In such a conventional remote management system, when a request for monitoring the operating status, remaining operating time, sales amount, etc. is sent from the central unit to the DTC, the DTC should send the requested data. Send a transmission request to the microcomputer of the corresponding device. The microcomputer sends the requested data to the DTC, and the DTC sends the received data to the central unit. On the other hand, when a trouble such as equipment failure, abnormality or charge theft occurs, the microcomputer of the landry equipment stops its operation and sends a request for transmission request to the DTC. If there is a response from the DTC, the trouble data is reported. Send. The DTC calls the central unit to send the received trouble data, and when the central unit responds, it sends the trouble data. Based on the received trouble data, the central unit confirms the occurrence of trouble by screen display and alarm. Inform.

[0006]

However, in the conventional remote management system, since only the information relating to the occurrence of equipment trouble is transmitted to the central unit,
Even if a staff member is dispatched to recover the troubled part of the equipment, it takes a lot of time to identify the troubled part, the recovery work takes a long time, and the management efficiency is low. The present invention has been made in view of such circumstances,
The purpose is to provide a remote management system with high management efficiency by shortening the working time of the staff by providing a means for judging the troubled part based on the input / output data of the control device provided in the equipment. To provide.

[0007]

A remote management system according to a first aspect of the present invention includes a control device for outputting data relating to the operation of a device based on data input from a plurality of sensors, and the control device at a remote place. In a system for connecting a central device for transmitting data from a central device via a communication means and remotely managing the device based on the data transmitted to the central device, the central device is configured to control the input data and the output data of the control device. The control device further comprises input / output data requesting means for transmitting a transmission request, the control device comprises input / output data transmitting means for transmitting input data and output data based on the transmitted transmission request, and the central device further includes the received input. An abnormality judging means for judging an abnormality of the device based on the data and the output data is provided.

A remote management system according to a second invention is the first remote management system.
In the invention, the device is a landry device.

[0009]

In the remote management system of the present invention, the input / output data requesting means provided in the central device is based on the data input from a plurality of sensors provided in the equipment (landry equipment). A transmission request for transmitting input data and output data in a control device that outputs data related to operation control of a device) is transmitted. The control device is provided with an input / output data transmitting means, and the input / output data transmitting means transmits the above-mentioned input data and output data to the central device based on the received transmission request. Then, the abnormality determining means provided in the central device compares the received input data with the received output data, and if the two data match, the device such as a motor or a circuit (landry device)
It is determined that there is no abnormality related to the above, and when both data are different, it is determined that there is an abnormality and the portion where the abnormality has occurred is determined based on the input data and the output data.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be specifically described below with reference to the drawings showing the embodiments thereof. FIG. 1 is a block diagram showing the configuration of a remote management system according to the present invention. In the figure, 2 is a landry store, and 1 is a management company that manages a plurality of landry stores 2, 2, .... Landry store 2 has multiple dryers 8,
, ... and a washing machine (not shown) are arranged, and each of the dryers 8, 8, ... Has a microcomputer 8a, 8a ,.
Interface for HBS (hereinafter referred to as I /
8c, 8c, ... are provided respectively. The microcomputers 8a, 8a, ... Start the drying operation in response to a charge input instruction such as coin dropping and a start instruction,
Controls the drying operation based on the signals from the sensors 8b, 8b, etc. such as the rotation speed sensor, the temperature sensor, etc., and inputs the charge, the start instruction, the rotation speed, the temperature, the charge input abnormality, the rotation speed abnormality, the temperature abnormality, etc. The data of I / F 8c, 8c for HBS,
It can be sent from. I / F for each HBS
8c, 8c, ... Gives data to the DTC 7 through one twisted pair line 9. Twisted pair wire 9
Is connected to the HBS control unit 7b provided in the DTC 7, and the HBS control unit 7b connects the DTC 7 to the dryers 8, 8,
The transmission of a data transmission request to ... And the data transmission from each dryer 8, 8, ... To the DTC 7 are controlled.

The HBS controller 7b sends and receives data transmission requests and received data to and from the dryers 8, 8, ... With the DTC controller 7a which controls the operation of the DTC 7. The DTC control unit 7a includes a microcomputer 8a for the dryers 8, 8, ...
8a, ... Has a timer 7e for transmitting a data transmission request at predetermined intervals and a device counter 7f for preventing duplicate transmission of the data transmission request. The DTC control section 7a includes a DT.
An input unit 7c in which information such as the name of the landry store where C7 is placed and a telephone number is set, a memory 7d for storing the data received from the dryers 8, 8, ... And an interface 7g such as RC-232C are connected. There is. Further, the DTC 7 has a built-in DC power supply 7h, which enables remote management regardless of a power failure. Further, the HBS control unit 7b has a priority order of communication with the dryers 8, 8, ...
The DTC 7 transmits a data transmission request from the HBS controller 7b to the dryers 8, 8, ... At predetermined intervals in accordance with the priority order, and stores the received data at a predetermined address in the memory 7d.

The I / F 7g of the DTC 7 is connected to one end of the public line 5 via a line control / data transmission / reception device 6 such as a modem, and the other end of the public line 5 is line control / data transmission / reception on the management company 1 side. It is connected via a device 4 to an I / F 3d provided in a central device 3 using a personal computer. Telephones 12 and 11 are connected to the line control / data transmission / reception device 6 on the landry store 2 side and the line control / data transmission / reception device 4 on the management company 1 side so that they can be used for call communication. is there.

The central device 3 includes a display device 3b such as a CRT,
An input device 3c such as a keyboard and a control device 3a such as a CPU are provided. When a data transmission request such as a sales amount request or a driving state request is input from the input device 3c, the control device 3a
Transmits it to the DTC 7 of the landry store 2 via the I / F 3d and the line control / data transmission / reception device 4, and the line control /
The data received by the data transmission / reception device 4 is read via the I / F 3d and displayed on the display device 3c.

FIG. 2 is a data format diagram used for data communication between the DTC and each dryer, which is based on the HBS standard. As shown in FIG. 2, the data format is a priority code (PR) area indicating communication priority, an area indicating a self address (SA), an area indicating a partner address (DA), an area indicating a control code (CC), and next. A data length (BC) area indicating the length of the following data is provided in each of 11 bits in this order, and an area indicating the data (DATA) is provided as an integral multiple of 11 bits. Further, a frame check code (FCC) and a dummy are provided. Each area of the period (DUMY) is provided with 11 bits, and finally, an area showing a positive response (ACK) / negative response (NAK) is provided with 11 bits.

Table 1 shows the relationship between the dryer and DTC and the self and partner addresses, and Tables 2 to 9 show the HBS commands between the dryer and DTC. When 32 dryers are installed, as shown in Table 1, the addresses of the dryer and the DTC are determined according to each combination of the upper addresses 0 to 9, A to F, and the lower addresses 2, A, 6 and E. . In addition, the communication between the dryer and DTC is shown in Table 2
A command is given from the DTC to the dryer by the code (data) as shown in Table 9, and in the same manner from the dryer to the DTC.
The response to the command is given.

[0016]

[Table 1]

[0017]

[Table 2]

[0018]

[Table 3]

[0019]

[Table 4]

[0020]

[Table 5]

[0021]

[Table 6]

[0022]

[Table 7]

[0023]

[Table 8]

[0024]

[Table 9]

FIG. 3 is a front view of the dryer 8 shown in FIG. 1, and 81 and 82 in the figure are upper and lower drying chambers. Drying room 81,
Each of the 82 is equipped with an outer tank and a rotary drum (both not shown) axially supported in the outer tank, and the door is opened and closed to store the material to be dried in the rotary drum. The operation section 83 for operating the upper and lower drying chambers 81, 82 includes a coin insertion slot 87 for operating the drying chambers 81, 82, a card insertion slot 88, and a display for displaying the amount or remaining frequency of the inserted coins. 89, coin box 85 for storing inserted coins, start buttons 84, 84 for drying chambers 81, 82, remaining time indicator 86, 86, operation lamp 9
Indicators 91, 91, 91, etc. for displaying the operating statuses, temperatures, abnormalities, etc. of the 0, 90, and the drying chambers 81, 82 are provided.

FIG. 4 is a block diagram showing a control system of the dryer 8 shown in FIG. 3, and 8a in the figure is a microcomputer. The coin input signal from the coin switch circuit 80b is sent to the input port of the microcomputer 8a by a magnetic sensor.
There is a coin jam signal from 82b, and microswitch 81
The coin box abnormal signal is given from b. Also, a misfire signal from the frame rod 83b, temperature signals from the thermistor 85b provided at the air inlet to the rotary drum, a thermistor 86b provided at the air outlet from the rotary drum, and a valve opening / closing signal from the gas valve sensor 84b. A rotation speed signal is supplied from the motor rotation speed sensor 87b and the fan motor rotation speed sensor 88b, and a motor temperature signal is supplied from the drum motor thermistor 89b and the fan motor thermistor 90b.

Further, the input port of the microcomputer 8a is supplied with a setting signal for finely adjusting the drum rotation speed and a usage charge setting signal from the DIP switch 96. Further, a reset signal for canceling the suspension of the drying operation is given from the reset switch 93, a power source is given from the power source circuit 98, and a clock is given from the clock oscillation circuit 97.

FIG. 5 is a front view showing the DIP switch 96 shown in FIG. In the dryer, a plurality of switch groups 94, 94, 94 for setting the fine adjustment amount of the drum rotation speed, the usage fee, etc.
Are provided, and a required value can be set by turning on / off a plurality of dip switches 96, 96, ... Provided in each switch group 94, 94 ,.
Then, this set value is given to the input port of the microcomputer 8a, and the set value storage memory 82a provided in the microcomputer 8a stores it.

Then, the microcomputer 8a gives a command signal from the output port to the load drive circuit 99 based on each signal given to the input port and the stored set value, and the load drive circuit 99 makes the drum motor, the fan motor, the gas valve. Etc. to output an electric signal. Also, a microcomputer
8a displays on the display devices 86, 89, 90 (see FIG. 3), based on each signal given to the input port, the amount of money to be inserted or the remaining card frequency, the remaining operation time, the operation status, the temperature, the presence or absence of abnormality, etc. In addition to requesting these data, DTC
7 (see FIG. 1).

Further, the microcomputer 8a is provided with a trouble detection flag 81a which sets a flag according to the type when an abnormality is detected, and it is determined that the abnormality is detected based on each signal given to the input port. In this case, a flag is set in a predetermined bit of the trouble detection flag 81a to display an abnormality on the display 91, and a command is issued to stop the operation according to a predetermined procedure according to the type of the abnormality and the operating state of the dryer. Is output. The operation of the dryer is stopped until the reset signal is fetched from the reset switch 93, or a release command signal is given from the central unit 3 on the management company side to clear the flag as described later. In addition, the data related to these abnormalities will be sent to DTC7
It is designed to be sent to.

Tables 10 and 11 show an example of the abnormality, the criteria for judging the abnormality, and the procedure for stopping the operation.

[0032]

[Table 10]

[0033]

[Table 11]

For example, when a coin is inserted and the start button 84 is pressed, the microcomputer 8a gives a command signal to the load drive circuit 99 to start the drying operation to rotate and drive the drum motor and the fan motor. After opening the gas valve to let the gas flow, the ignition operation is performed. At this time, if the ignition signal is not given to the input port from the frame rod 83b in spite of performing the ignition operation, the ignition operation is performed again. And 5 ignition operations in succession
If the ignition signal is not input despite having performed the operation, the microcomputer 8a determines that the ignition failure has occurred, sets the flag at the position E1 of the trouble detection flag 81a, and immediately closes the gas valve to cause both motors to operate. The operation of the dryer is stopped by performing the basic process of stopping the driving of the dryer.

When the microcomputer 8a is in the dry operation mode and the temperature signal input from the thermistor 86b provided at the air outlet from the rotary drum is abnormal due to clogging of the lint filter or the like, the microcomputer 8a operates After determining that the drum overheat has occurred and setting the flag at the E4 position of the trouble detection flag 81a, and closing the gas valve to extinguish the fire, the outside air is supplied by driving both motors for the remaining time, Cool the drum and shut it down.

As described above, the DTC 7 periodically transmits a data transmission request to the microcomputers 8a, 8a, ...
Various data transmitted from the microcomputers 8a, 8a, ... Are stored in corresponding addresses in the memory 7d, and the stored data are transmitted according to a request from the central device 3 of the management company 1. Further, when the stored data includes trouble information such as an abnormality of the dryers 8, 8, ... Or theft of charges, the DTC 7 calls the central device 3 of the management company 1 and the line is connected. Wait and send the trouble information.

FIGS. 6, 7, 8, 9, and 10 are sequence diagrams for performing data communication between the DTC and the central unit using a public line, and FIGS. 11, 12, 13, 14, 15, 16 are DTC
It is a frame structure figure of the data returned from. Equipment setting request (j) to monitor the value set by the DIP switch of each dryer, sales amount request (q) to monitor the sales amount of each dryer, and operation remaining to monitor the remaining operating time of each dryer Time request (x), trouble monitor request (r) to monitor the occurrence of trouble such as abnormality of each dryer and theft of charges, or trouble detail request (t) to monitor details of the trouble that occurred and data end code ( ~) Is transmitted from the central unit to the DTC, the data related to the dryer having the highest priority is returned from the DTC in a predetermined frame structure. Then, according to the next data request (a) and the data end code (~) transmitted from the central device to the DTC,
Data relating to each dryer is returned from the DTC in accordance with the priority order, and when the data end code (-) is returned from the DTC in response to the next data request (a), the data communication ends.

17, FIG. 18, FIG. 19, FIG. 20 and FIG. 21 are flowcharts showing the operation procedure in the central unit of the remote management system according to the present invention. Central device is line control /
The DTC determines from the DTC whether or not there is an incoming call based on the occurrence of trouble (step S1). If there is no incoming call, an initial screen is displayed on the display device.

FIG. 38 is an image diagram showing the above-mentioned initial screen. The name of each Landry store where the DTC is installed is shown in the approximate center of the screen, and by selecting the numbers displayed at the bottom of the screen with the mouse,
A landry shop can be selected appropriately.

There is an input for selecting a landry store (step S
2), the central unit makes a call to the line control / data transmission / reception device of the landry store selected by the line control / data transmission / reception device to connect the public line (step S3), and a trouble monitor process described later (step S4). ), Remaining operating time monitoring processing (step S5), sales amount monitoring processing (step S6), and device setting monitoring processing (step S7), and corresponding data is returned from the DTC installed in the landry store. On the other hand, in step S1, the line control / data transmission / reception device on the management company side is set to the DTC
If there is an incoming call due to the occurrence of trouble, the line is connected to the line control / data transmission / reception device of the landry store where the calling DTC is installed (step S8), and the trouble monitor process (step S9) I do.

FIG. 22 is a flow chart showing a procedure of trouble monitoring processing, FIG. 23 is a flow chart showing a procedure of remaining operating time monitoring processing, FIG. 24 is a flow chart showing a procedure of sales amount monitoring processing, and FIG. Is a flow chart showing the procedure of device setting monitor processing. Note that the trouble monitor processing in steps S4 and S9 is performed in a similar procedure, and therefore will be described collectively.

In the trouble monitor processing, as shown in FIG. 22, the trouble monitor request code is transmitted from the central unit to the DTC (steps S41 and S91) and waits for a response from the DTC (steps S42 and S92). . When there is a response from the DTC, it is judged whether or not the response is an end code (steps S43 and S93), and if it is not the end code, the response data is stored together with the device number (step S44,
Then, the next data request code is transmitted (S94) (step S4).
5, S95). The transmission of the next data request code and the storage of the response data are repeated, and when the response is the end code (steps S43 and S93), the trouble monitor process is ended and the process returns.

23 and 2 in the remaining operation time monitor process, the sales amount monitor process, and the device setting monitor process.
As shown in 4, 25, the central unit transmits the remaining operation time monitor request code, the sales amount monitor request code, and the device setting monitor request code to the DTC (steps S51, S61,
S71), similarly to the above-mentioned trouble monitor processing, the response data is stored together with the device number until it returns with the end code (steps S52, S53, S54, S55, S62,
S63, S64, S65, S72, S73, S74, S75).

Trouble monitor processing (steps S4, S
9) When the remaining operation time monitor process (step S5), the sales amount monitor process (step S6), and the device setting monitor process (step S7) are completed, does the central device include trouble data in the stored data? Is determined (step S10). If the trouble data is not included, the central unit causes the display unit to display a menu selection screen described later (step S11), disconnects the line with the DTC (step S12), and returns to step S1.
On the other hand, if the trouble data is included, the central unit causes the display unit to display an operation monitor screen described later (step S13), and then disconnects the line with the DTC (step S1).
4) Then, return to step S1. By disconnecting the line after the menu selection screen or the operation monitor screen is displayed, the frequency of use of the line is reduced as much as possible.

39 and 40 are image diagrams showing a menu selection screen and an operation monitor screen, respectively. As shown in FIG. 39, in the menu selection screen, the sales amount monitor, the operation monitor, and the device setting confirmation menus are displayed on the screen. To display the sales amount monitor screen, operation monitor screen, and device setting monitor screen.

Further, as shown in FIG. 40, on the operation monitor screen, based on the trouble monitor and the remaining operation time monitor, the operation status indicating the operation / stop, remaining operation time, and each item of the presence or absence of trouble are calculated. Display for each dryer installed in the store, and for the dryer in which the trouble occurred,
The name (type) of the trouble is displayed based on the flag set in the trouble detection flag of the dryer. Then, by selecting the number of the dryer in which the trouble has occurred and selecting the release of the trouble at the bottom of the screen, it is possible to clear the flag set in the dryer in the central device as described later. .

After the menu selection screen or the operation monitor screen is displayed, the following operations are performed. In the menu selection screen, it is judged whether or not there is a key input of the remaining operation time monitor by the input device (step S15), and if there is a key input, the remaining operation time monitor screen which is also used as the operation monitor screen is displayed (step S16). , And returns to step S1.
If there is no key input in step S15, it is determined whether or not there is a key input of the sales amount monitor by the input device on the menu selection screen (step S17), and if there is a key input, the sales amount monitor screen is displayed (step S18). )
Then, the process returns to step S1.

41 and 42 show display screens of the sales amount monitor. When the sales amount monitor is selected on the menu selection screen, as shown in FIG. 41, the total sales amount is displayed for each dryer provided in the Landry store. Then, when "View dryer number and details" is selected on the screen, details such as sales amount of coins and sales amount of cards are displayed for each of the upper and lower dryers as shown in FIG.

If there is no key input in step S18, it is determined whether or not there is a key input on the device setting monitor by the input device on the menu selection screen (step S1).
9) If there is a key input, the screen of the device setting monitor is displayed (step S20), and the process returns to step S1.

FIG. 43 shows a display screen of the device setting monitor. Specifications such as specifications, operating time, type of coins received, etc. set in advance in the dryer, and basic charges, set values set by DIP switches such as fine adjustment of drum rotation speed Is displayed in.

If the operation monitor screen is displayed in steps S13 and S16 described above, step S
Going to step 21, it is judged whether or not there is a selection for releasing the trouble on the screen of the operation monitor (step S21). When the trouble release is selected, the trouble type associated with the release selection is the trouble type stored in advance in the release trouble type storage unit of the central device (for example, E1 and E2 or E7 shown in Table 10 and Table 11). ) Is performed to determine whether the cancellation is possible (step S22). If both are the same type, the line is connected to immediately send the release request to the DTC (step S25). When the types are not the same in step S22, that is, when it is determined that the cancellation is impossible,
Display the screen to prompt the staff to input the release confirmation key and wait until the key is input. (Step S23). Then, if there is a key input, it is judged whether or not it is a release confirmation key (step S24), and if it is a release confirmation key input, it proceeds to step S25, and if not, it returns to step S1.

When the line is connected in step S25, the central unit sets the value of its own equipment counter to 1 (step S26), and the value of the equipment counter and the dryer number for which the trouble release is selected are the same. If it is the same, the counter value is added to the trouble cancellation request and transmitted to the DTC (step S28). After the cancellation completion response is received, the device counter value is incremented by one. Increase (step S29). If they are not the same, the process skips to step S29 and increments the value of the device counter by one. Then, the value of the equipment counter is compared with the total number of dryers in the Landry store (step S30), and the operations from step S27 to step S29 are repeated until they match, and when they match, the line is disconnected (step S31). And returns to step S1.

FIG. 44 is an image diagram showing the display screen of the central apparatus after the trouble is cleared. As shown in FIG. 52, the central unit displays the number of the dryer that has transmitted the trouble cancellation request and the cancellation result after receiving the response.

FIG. 45 is a sequence diagram for performing data communication between the central unit and the DTC using a public line, and FIG. 46 is a frame structure diagram of the above-mentioned trouble release request. As shown in FIG. 46, there is a trouble cancellation request code (c) in the first byte, and the lower 4 bits of the second and third bytes.
The 10th and 1st positions of the dryer number for releasing the trouble are written in the bits, respectively, and are transmitted from the central unit to the DTC together with the data end code of the 4th byte as shown in FIG.

On the other hand, if the trouble release is not selected in step S21, it is judged whether or not the failure diagnosis by the I / O port of the microcomputer is selected on the menu selection screen and the request is requested (step S101). When the request is made, the line is connected (step S102) and the I / O port monitor process is performed (step S103).

FIG. 26 is a flow chart showing the processing procedure of the I / O port monitor. Central device to DTC I / O
Send the port monitor request code (step S1030),
Waits for a response from the DTC (step S103)
1). When there is a response from the DTC, it is judged whether the response is an end code (step S1032), and if it is not the end code, the response data is stored together with the device number (step S1033) and the next data request code is transmitted. (Step S1034). The transmission of the next data request code and the storage of the response data are repeated, and when the response becomes the end code (step S1032), the I / O port monitor process is ended and the process returns.

When the I / O port monitor processing is completed, the line is disconnected (step S104). The central device is preset with a pattern when the I / O port level of the microcomputer provided in the dryer is normal, and is set as the I / O port level pattern relating to the data transmitted from each dryer. The abnormality of each device provided in the dryer is diagnosed by comparing with the normal pattern (step S105). For example, when a command signal for driving the device is output from the output port of the microcomputer but the signal from the sensor provided in the device is not input to the input port, the I / O port level pattern Is abnormal, and it is diagnosed that the device related to the abnormal pattern is abnormal. Then, the diagnostic result screen is displayed on the display device of the central device (step S106), and the process returns to step S1.

FIG. 49 and FIG. 50 are image diagrams showing the screen of the diagnosis result by the I / O port monitor. FIG. 49 shows the screen when there is an abnormality in the device, and FIG. 50 shows the screen when there is no abnormality. Shown respectively. As shown in FIG. 49, for example, when the output level and the input level corresponding to the drum of the dryer of the microcomputer are different from the normal pattern, the landry store name,
The dryer number and output / input level are displayed on the screen, and the device name, output / input level status, and inspection / confirmation part are displayed as a diagnostic report. On the other hand, Figure 50
As described above, when there is no abnormality in all the dryers of the Landry store where the I / O port monitoring is performed, the diagnosis result is displayed.

FIG. 47 is a sequence diagram for performing data communication relating to the I / O port monitor using the public line between the central unit and the DTC, and FIG. 48 is a response from the DTC to the I / O port monitor request. It is a frame structure figure of data. As shown in FIG. 47, when the central unit sends an I / O port monitor request (z) and a data end code (-), the DTC returns the I / O port data of the dryer having the highest priority. The reply data is 14 as shown in Fig. 48.
It is composed of bytes, the first and second data of the dryer number, the third to eighth bytes of the data of each level of the I / O port related to the lower drying chamber, the ninth to the ninth. The data of each level of the I / O port related to the upper drying room is returned in 14 bytes. Then, the data of each dryer is returned in response to the next data request from the central unit, and when only the data end code (-) is returned from the DTC, the central unit ends the communication.

Upon completion of these operations, as shown in FIG.
The central unit judges whether the end key is selected (step S120), and if the end key is not selected, step S1
Return to. On the other hand, when the end key is selected in step S120, if the display device is the menu selection screen (step S122), the initial screen is displayed (step S125).
). If it is not the menu selection screen in step S122, it is determined whether the display device is the initial screen (step S122).
123), if it is not the initial screen, the menu selection screen is displayed and the process returns to step S122. In step S125, the initial screen is displayed.

27, 28 and 29 are flowcharts showing the operation procedure in the DTC of the remote management system according to the present invention. The DTC control unit clears the timer and then starts it so that the data stored in the microcomputer is periodically transmitted from each dryer connected by the twisted pair line (step S200). Then, while confirming whether or not there is a call from the central device provided in the management company (step S201), the process waits until a preset time elapses (step S202). When the set time is reached,
The value of the equipment counter is not set to 1 (step S203), the charge is input from the dryer having the same number as the value of the equipment counter,
Each data such as the presence / absence of operation, operation status, trouble, etc. is transmitted and stored in the memory (step S204), and the value of the device counter is incremented by 1 (step S205). Then, these operations are repeated until the value of the device counter reaches the total number of dryers (step S206).

When the storage of the data from all the dryers is completed, it is confirmed whether or not the data related to the trouble is included in the stored data (step S207). If not, the process returns to step S200 and the timer is cleared.・ Start. On the other hand, if the data related to the trouble is included, the line connection operation is performed to transmit the data to the central device of the management company (step S208), and the process waits until the trouble monitor request is transmitted from the central device (step S208). S209
). When the trouble monitor request is received, the DTC
The control unit does not set the value of the device counter to 1 (step S210).
), Data concerning the dryer having the number corresponding to the value of the device counter is transmitted to the central device (step S211), and the process waits until the next data request is received from the central device (step S212).

When the next data request is received, the value of the device counter is incremented by 1 (step S213) and the value of the device counter is compared with the number of dryers (step S214). Data transmission is repeated until the number is reached. When the value of the device counter and the number of dryers become the same, the DTC control unit transmits a data end code (step S215) and confirms that the line is disconnected in the central device (step S216), and then step S200. Return to and clear and start the timer.

On the other hand, when the incoming call from the central unit is confirmed in step S201, the presence / absence of a trouble monitor request from the central unit (step S220) and the remaining operation time are given priority over the storage of the data from the dryers described above. Presence / absence of monitor request (step S230), presence / absence of sales amount monitor request (step S240), presence / absence of device setting monitor request (step S250), presence / absence of trouble release request (step S260).
), Presence / absence of I / O port monitor request (step S270)
) Each judgment is made in order, and when there is a request, each request is handled as follows.

FIG. 30 shows the DTC for the trouble monitor request.
3 is a flowchart showing the operation procedure of FIG. The DTC control unit does not set the value of the device counter to 1 (step S221), and collects data related to the dryer of the number corresponding to the value of the device counter (step S222). Then, the collected data is transmitted to the central device (step S223) and waits until the next data request is received from the central device (step S223).
224). When the next data request is received, the value of the equipment counter is incremented by 1 (step S225), the value of the equipment counter is compared with the number of dryers (step S226), and the value of the equipment counter becomes the number of dryers. Repeat data transmission until. When the value of the equipment counter and the number of dryers become the same, D
The TC control unit transmits a data end code (step S22
7) and returns to step S220.

31, 32 and 33 are flowcharts showing the operation procedure of the DTC in response to the remaining operation time monitor request, the sales amount monitor request and the device setting monitor request, respectively. Since the operation procedure for these requests is the same as the operation procedure for the trouble monitor request shown in FIG. 30, description thereof will be omitted.

FIG. 34 is a flow chart showing the operation procedure of the DTC in response to the trouble release request. When a trouble cancellation request is sent from the central unit, the DTC sends a trouble cancellation command (see Table 2) to the dryer having the number indicated in the trouble cancellation request code (step S26).
1) Then, when there is a response from the dryer, a data end code is transmitted (step S262) and step S22.
Return to 0.

FIG. 35 shows D for an I / O port monitor request.
It is a flowchart which shows the operation procedure of TC. The DTC control unit does not set the value of the device counter to 1 (step S271
), And collects data relating to the dryer of the number corresponding to the value of the device counter (step S272). Then, the collected data is transmitted to the central device (step S273), and the process waits until the next data request is received from the central device (step S274). When the next data request is received, the value of the equipment counter is incremented by 1 (step S275), and the value of the equipment counter is compared with the number of dryers (step S276).
), The data transmission is repeated until the value of the device counter reaches the number of dryers. When the value of the device counter and the number of dryers become the same, the DTC control unit transmits a data end code (step S277) and returns to step S220.

Upon completion of these operations, as shown in FIG.
The connection state of the line is judged (step S301), and if the line is disconnected by the central unit, the process returns to step S200, and if not, the process returns to step S220.

36 and 37 are flowcharts showing the operation procedure in the dryer of the remote management system according to the present invention. The microcomputer of the dryer reads the value set by the DIP switch and stores it (step S400). Then, it is judged whether or not there is a data transmission request from the DTC (step S401), and if there is no request, control of the dryer operation and processing of data fetched from each sensor are performed (step S402), and the process returns to step S401.

On the other hand, when the data transmission request from the DTC is received, it is judged whether or not its own address is included in the command related to the request (step S403). If the own address is included, whether the command is a trouble monitor request (step S404), remaining operating time monitor request (step S406), sales amount monitor request (step S408), or device setting monitor request. (Step S410) is judged, and in response to the trouble monitor request, presence / absence of trouble such as device abnormality or theft, operation /
Transmission of each stop data (step S405), transmission of remaining operating time data at that point in time for the remaining operating time monitor request (step S407), and sales amount data at that point for the sales amount monitoring request. Transmission (step S409
), And each setting data is transmitted in response to the device setting monitor request (step S 411), and step S 40
Move to 2.

Further, it is judged whether the command including its own address is a trouble cancellation request (step S412).
), If so, the flag set in the trouble detection flag in the microcomputer is cleared (step S413) and the operation of the dryer is restarted (step S414).
). If it is not the trouble release request in step S412, it is determined whether it is an I / O port request (step S415). If so, each I / O of the microcomputer is determined.
The level data of the O port is transmitted (step S416).
). When these operations are completed, step S401
Return to.

[0073]

As described above in detail, in the remote management system according to the present invention, the abnormality of the equipment (landry equipment) is determined based on the input data and the output data of the control device provided in the equipment (landry equipment). The present invention provides excellent effects such as a reduction in the work time of a staff member dispatched to repair a device in which an abnormality has occurred and an improvement in management efficiency because a means for determining the occurrence of .

[Brief description of drawings]

FIG. 1 is a block diagram showing a configuration of a remote control device according to the present invention.

FIG. 2 is a data format diagram used for data communication between the DTC and each dryer.

FIG. 3 is a front view of the dryer shown in FIG.

FIG. 4 is a block diagram showing a control system of the dryer shown in FIG.

5 is a front view showing the DIP switch shown in FIG. 4. FIG.

FIG. 6 is a sequence diagram for performing data communication between the DTC and the central unit by using a public line.

FIG. 7 is a sequence diagram of performing data communication between the DTC and the central device by using a public line.

FIG. 8 is a sequence diagram of performing data communication between the DTC and the central device by using a public line.

FIG. 9 is a sequence diagram of performing data communication between the DTC and the central unit by using a public line.

FIG. 10 is a sequence diagram of performing data communication between the DTC and the central device by using a public line.

FIG. 11 is a frame structure diagram of data returned from the DTC.

FIG. 12 is a frame structure diagram of data returned from the DTC.

FIG. 13 is a frame structure diagram of data returned from the DTC.

FIG. 14 is a frame structure diagram of data returned from the DTC.

FIG. 15 is a frame structure diagram of data returned from the DTC.

FIG. 16 is a frame structure diagram of data returned from the DTC.

FIG. 17 is a flowchart showing an operation procedure in the central device of the remote management system according to the present invention.

FIG. 18 is a flowchart showing an operation procedure in the central device of the remote management system according to the present invention.

FIG. 19 is a flowchart showing an operation procedure in the central device of the remote management system according to the present invention.

FIG. 20 is a flowchart showing an operation procedure in the central device of the remote management system according to the present invention.

FIG. 21 is a flowchart showing an operation procedure in the central device of the remote management system according to the present invention.

FIG. 22 is a flowchart showing the procedure of trouble monitor processing.

FIG. 23 is a flowchart showing a procedure of remaining operation time monitoring processing.

FIG. 24 is a flowchart showing a procedure of sales amount monitor processing.

FIG. 25 is a flowchart showing the procedure of device setting monitor processing.

FIG. 26 is a flowchart showing a procedure of I / O port monitor processing.

FIG. 27 is a flowchart showing an operation procedure in the DTC of the remote management system according to the present invention.

FIG. 28 is a flowchart showing an operation procedure in the DTC of the remote management system according to the present invention.

FIG. 29 is a flowchart showing an operation procedure in the DTC of the remote management system according to the present invention.

FIG. 30 is a flowchart showing an operation procedure of DTC in response to a trouble monitor request.

FIG. 31 is a flowchart showing an operation procedure of the DTC in response to a remaining driving time monitor request.

FIG. 32 is a flowchart showing an operation procedure of DTC in response to a sales amount monitor request.

FIG. 33 is a flowchart showing an operation procedure of DTC in response to a device setting monitor request.

FIG. 34 is a flowchart showing an operation procedure of DTC in response to a trouble cancellation request.

FIG. 35 is a flowchart showing an operation procedure of DTC in response to an I / O port monitor request.

FIG. 36 is a flowchart showing an operation procedure in the dryer of the remote management system according to the present invention.

FIG. 37 is a flowchart showing an operation procedure in the dryer of the remote management system according to the present invention.

FIG. 38 is an image diagram showing an initial screen.

FIG. 39 is an image diagram showing a menu selection screen.

FIG. 40 is an image diagram showing a driving monitor screen.

FIG. 41 is an image diagram showing a sales amount monitor screen.

FIG. 42 is an image diagram showing a sales amount monitor screen.

FIG. 43 is an image diagram showing a setting monitor screen.

FIG. 44 is an image diagram showing a display screen of the central apparatus after the trouble is cleared.

FIG. 45 is a sequence diagram of performing data communication between the central device and the DTC using a public line.

FIG. 46 is a frame structure diagram of a trouble cancellation request.

FIG. 47 is a sequence diagram of performing data communication related to an I / O port monitor by using a public line between the central device and the DTC.

FIG. 48 is a frame structure diagram of return data from the DTC to the I / O port monitor.

FIG. 49 is an image diagram showing a screen of a diagnosis result by the I / O port monitor.

FIG. 50 is an image diagram showing a screen of a diagnosis result by the I / O port monitor.

[Explanation of symbols]

 1 Management Company 2 Landry Store 3 Central Unit 3a Control Unit 3d Interface 4 Line Control / Data Transmitter / Receiver 5 Public Line 6 Line Control / Data Transmitter / Receiver 7 Data Controller 7a DTC Control 7b HBS Control 7g Interface 8 Dryer 8a Micro Computer 8b Sensor 8c HBS interface 9 Twisted pair wire 81a Trouble detection flag part

Claims (2)

[Claims] 1. A control device for outputting data relating to the operation of a device based on data input from a plurality of sensors, and a central device at a remote place for transmitting data from the control device via a communication means. In the system for remotely managing the device based on the data transmitted to the central device, the central device includes input / output data requesting means for sending a transmission request for input data and output data of the control device, The device comprises an input / output data transmission means for transmitting input data and output data based on the transmitted transmission request, and the central device further determines abnormality of the device based on the received input data and output data. A remote management system comprising an abnormality determination means. 2. The device is a landry device.
Remote management system described.