CN116088480A - Equipment linkage control method and equipment control system - Google Patents

Abstract

The embodiment of the invention discloses a device linkage control method and a device control system. In the embodiment of the invention, after the processor of the control module fails, the control module broadcasts the failure information in the CAN bus, so that other modules and equipment CAN know that the control module is in a failure state; when the subsequent detection device detects an abnormality, the first connection module CAN directly broadcast the generated alarm information on the CAN bus, so that the first connection module and the second connection module CAN respectively control the first controlled device and the second controlled device to act. The embodiment of the invention can realize the global reduction linkage of the equipment and solve the technical problem that the global degradation linkage of the equipment cannot be realized in the prior art.

Description

A device linkage control method and device control system

technical field

The embodiments of the present application relate to the field of device linkage, and in particular, to a device linkage control method and a device control system.

Background technique

At present, the global downgrade linkage in the fire protection system refers to the technical means that when the processor in the controller fails, the controller can still realize the linkage between the alarm device or the fire extinguishing device after detecting a fire event. Most of the fire-fighting systems in the prior art use the RS485 bus, and RS485 is a master-slave communication mode. Generally, the processor is used as the master node, and once the master node is disconnected, the communication of the entire fire-fighting system will be paralyzed. Another approach is to dispersely connect different devices to two buses. However, this method can only achieve partial area downgrade linkage, and cannot achieve global downgrade linkage.

To sum up, how to realize the global downgrade linkage when controlling the device has become a technical problem that needs to be solved urgently.

Contents of the invention

Embodiments of the present invention provide a device linkage control method and a device control system, which solve the technical problem that global downgrading linkage cannot be realized when controlling devices in the prior art.

In the first aspect, the embodiment of the present invention provides a device linkage control method, the method is applicable to a device control system including a control module, a first connection module and a second connection module, and the control module, the first connection module The module and the second connection module are connected through the CAN bus, the first port and the second port of the first connection module are respectively connected to the detection device and the first controlled device, and the third port of the first connection module is connected to the The CAN bus is connected, the first port of the second connection module is connected to the second controlled device, the second port of the second connection module is connected to the CAN bus, and the method includes:

After the control module confirms that its own processor fails, it generates fault information and broadcasts it on the CAN bus;

The first connection module confirms that the control module is in a fault state after receiving the fault information through the CAN bus;

When the first connection module receives the abnormal information reported by the detection device and the control module is in a fault state, the first connection module generates alarm information according to the abnormal information, and stores the alarm information in the broadcast on the CAN bus, so that the first connection module and the second connection module respectively control the first controlled device to perform actions and control the second controlled device to perform actions.

In the second aspect, the embodiment of the present invention provides an equipment control system, including a control module, a first connection module and a second connection module, and the control module, the first connection module and the second connection module are connected through a CAN bus , the first port and the second port of the first connection module are respectively connected to the detection device and the first controlled device, the third port of the first connection module is connected to the CAN bus, and the second The first port of the connection module is connected to the second controlled device, and the second port of the second connection module is connected to the CAN bus:

The control module is used to generate fault information and broadcast it on the CAN bus after confirming that its own processor fails;

The first connection module is used to confirm that the control module is in a fault state after receiving the fault information through the CAN bus;

When the first connection module receives the abnormal information reported by the detection device and the control module is in a fault state, the first connection module is configured to generate alarm information according to the abnormal information, and send the alarm information to broadcast on the CAN bus, so that the first connection module and the second connection module respectively control the first controlled device to perform an action and control the second controlled device to perform an action.

As mentioned above, in the embodiment of the present invention, after the processor of the control module fails, the control module will broadcast the fault information in the CAN bus, so that other modules and devices can know that the control module is in a fault state; When an exception occurs, the first connection module can directly broadcast the generated alarm information on the CAN bus, so that the first connection module and the second connection module can respectively control the actions of the first controlled device and the second controlled device. The embodiment of the present invention can realize the global downgrading linkage of the equipment, and solves the technical problem that the global downgrading linkage of the equipment cannot be realized in the prior art.

Description of drawings

Fig. 1 is a schematic flowchart of a device linkage control method provided by an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of an equipment control system provided by an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of another device control system provided by an embodiment of the present invention.

Fig. 4 is a schematic flowchart of another device linkage control method provided by an embodiment of the present invention.

FIG. 5 is a schematic flowchart of another device linkage control method provided by an embodiment of the present invention.

Reference signs:

Control module 1 , first connection module 2 , second connection module 3 , CAN bus 4 , detection device 5 , first controlled device 6 , second controlled device 7 , data conversion module 8 , and server 9 .

Detailed ways

The following description and the accompanying drawings sufficiently illustrate specific embodiments of the application to enable those skilled in the art to practice them. The examples merely represent possible variations. Individual components and functions are optional unless explicitly required, and the order of operations may vary. Portions and features of some embodiments may be included in or substituted for those of other embodiments. The scope of embodiments of the present application includes the full scope of the claims, and all available equivalents of the claims. Herein, various embodiments may be referred to individually or collectively by the term "invention", which is for convenience only and is not intended to automatically limit the scope of this application if in fact more than one invention is disclosed. A single invention or inventive concept. Herein, relational terms such as first and second etc. are used only to distinguish one entity or operation from another without requiring or implying any actual relationship or relationship between these entities or operations. order. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method or apparatus comprising a set of elements includes not only those elements but also other elements not expressly listed element. Various embodiments herein are described in a progressive manner, each embodiment focuses on the differences from other embodiments, and the same and similar parts of the various embodiments may be referred to each other. As for the structures, products, etc. disclosed in the embodiments, since they correspond to the parts disclosed in the embodiments, the description is relatively simple, and for relevant parts, please refer to the description of the method part.

As shown in FIG. 1 , FIG. 1 is a flowchart of a device linkage control method provided by an embodiment of the present invention. The equipment linkage control method provided by the embodiment of the present invention is applicable to the equipment control system including the control module 1, the first connection module 2 and the second connection module 3, and the control module 1, the first connection module 2 and the second connection module 3 Connected through the CAN bus 4, the first port and the second port of the first connection module 2 are respectively connected with the detection device 5 and the first controlled device 6, and the third port of the first connection module 2 is connected with the CAN bus 4 , the first port of the second connection module 3 is connected to the second controlled device 7 , and the second port of the second connection module 3 is connected to the CAN bus 4 .

As shown in FIG. 2 , FIG. 2 is a schematic structural diagram of a device control system provided by an embodiment of the present invention. In Fig. 2, the first port and the second port of the first connection module 2 are respectively connected with the detecting device 5 and the first controlled device 6, the third port of the first connection module 2 is connected with the CAN bus 4, and the first A connection module 2 is used to transmit the information reported by the detection device 5 and the information reported by the first controlled device 6 to the CAN bus 4, and is also used to transmit the messages broadcast on the CAN bus 4 to the first controlled device 6 and Detection equipment 5. The detection device 5 refers to a device for detecting information, for example, the detection device 5 may be various sensors, such as a temperature sensor. The first controlled device 6 refers to a device to be controlled, for example, it may be a lighting device or a ventilation device. In one embodiment, the first connection module 2 may use a loop card, and the loop card specifically refers to a device that can carry field devices of an automatic fire alarm system.

In Fig. 2, the CAN bus 4 is also connected with the second connection module 3, the first port of the second connection module 3 is connected with the second controlled device 7, and the second port of the second connection module 3 is connected with the CAN bus 4 connected, the second connection module 3 is used to transmit the information reported by the second controlled device 7 to the CAN bus 4 , and is also used to transmit the messages broadcast on the CAN bus 4 to the second controlled device 7 . In one embodiment, the second connection module 3 can adopt a multi-line card, which is a device interface between an access line and an access device for a switch, a router or other network equipment, and a multi-line card has digital data rates of various rates. and an analog line card, multiple second controlled devices 7 can be connected to the CAN bus 4 by using multiple graphics cards. In addition, the CAN bus 4 is also connected to the control module 1, wherein the control module 1 is provided with a processor, and the control module 1 can control the first controlled device 6 and the second controlled device 7 according to a pre-written logic program. Take control.

The device linkage control method provided by the embodiment of the present invention includes:

Step 101, after the control module confirms that its own processor is faulty, it generates fault information and broadcasts it on the CAN bus.

In this embodiment, when the processor in the control module 1 breaks down, causing the control module 1 to lose data processing capability and logic analysis capability, the control module 1 will report the fault information to the CAN bus 4, and the CAN bus 4 will report the fault information after receiving the fault After receiving the information, the fault information will be further broadcasted, so that other devices or modules connected to the CAN bus 4 can know that the control module 1 is faulty.

Step 102. After receiving the fault information through the CAN bus, the first connection module confirms that the control module is in a fault state.

After the first connection module 2 receives the fault information from the CAN bus 4, it will confirm that the control module 1 is in a fault state.

Step 103, when the first connection module receives the abnormal information reported by the detection device and the control module is in a fault state, the first connection module generates alarm information according to the abnormal information, and broadcasts the alarm information on the CAN bus, so that the first The connection module and the second connection module respectively control the first controlled device to perform actions and control the second controlled device to perform actions.

When the subsequent detecting device 5 determines that an emergency occurs according to the signal detected by itself, it will generate abnormal information. For example, the detection device 5 includes a smoke sensor, and when the detection device 5 determines that a fire has occurred according to the smoke data detected by the smoke sensor, it will generate abnormal information. Then the detection device 5 will report the abnormal information to the first connection module 2 . After the first connection module 2 receives the abnormal information, it will generate alarm information according to the abnormal information, but because the first connection module 2 has confirmed that the control module 1 is in a fault state at this time, the first connection module 2 will directly send the alarm information to Report to CAN bus 4.

After the CAN bus 4 receives the alarm information, it will broadcast the alarm information. After the first connection module 2 and the second connection module 3 receive the alarm information, they will respectively communicate with the connected first controlled device 6 and The second controlled device 7 sends a control instruction, and the first controlled device 6 and the second controlled device 7 execute corresponding actions after receiving the control instruction, so as to realize the reduction linkage of the devices. For example, the first controlled device 6 is a ventilation device, and the second controlled device 7 is a lighting device. The ventilation device starts to ventilate after receiving the control command, and the lighting device turns on for lighting after receiving the control command.

As mentioned above, in the embodiment of the present invention, after the processor of the control module fails, the control module will broadcast the fault information in the CAN bus, so that other modules and devices can know that the control module is in a fault state; When an exception occurs, the first connection module can directly broadcast the generated alarm information on the CAN bus, so that the first connection module and the second connection module can respectively control the actions of the first controlled device and the second controlled device. The embodiment of the present invention can realize the global downgrading linkage of the equipment, and solves the technical problem that the global downgrading linkage of the equipment cannot be realized in the prior art.

On the basis of the foregoing embodiments, it also includes:

When the control module is manipulated, the control module generates control information and broadcasts the control information on the CAN bus, so that the first connection module and the second connection module respectively control the first controlled device to perform actions and control the second controlled device The device performs the action.

In one embodiment, when the control module 1 is in a fault state, the user can also control the first controlled device 6 and the second controlled device 7 by manually operating the control module 1 . Specifically, when the user manually operates the buttons or switches on the control module 1 for controlling the first controlled device and the second controlled device, the control module 1 will send control information to the CAN bus 4, and the control information is used to control the first controlled device. The controlled device 6 and the second controlled device 7 .

After the CAN bus 4 receives the control information, it will broadcast the control information. After the first connection module 2 and the second connection module 3 receive the control information, they will send the first controlled device 6 and the second device respectively according to the control information. The controlled device 7 sends a control command, so that the first controlled device 6 and the second controlled device 7 act, and the linkage control of the first controlled device 6 and the second controlled device 7 is realized.

As mentioned above, in the embodiment of the present invention, when the control module is in failure, the user can also perform linkage control on the first controlled device and the second controlled device by manually operating the control module, so as to prevent the user from being unable to The situation of controlling the controlled equipment ensures the reliability of the equipment control system.

On the basis of the above-mentioned embodiments, the CAN bus 4 is also connected to the server 9 of the Ethernet through the data conversion module 8, and the data conversion module 8 is used to realize the conversion between the data format of the CAN bus 4 and the data format of the Ethernet.

In one embodiment, as shown in FIG. 3 , the CAN bus 4 is also connected to an Ethernet server 9 through a data conversion module 8 . Wherein the data conversion module 8 is used to realize the conversion between the data format of the CAN bus 4 and the data format of the Ethernet, such as converting the CAN frame format used by the CAN bus 4 into the Ethernet frame format used by the Ethernet, thereby Data transmission can be performed between the equipment control system and the server 9 of the Ethernet.

As shown in Figure 4, the method also includes:

Step 104, the first connection module and the second connection module respectively receive the first device execution information reported by the first controlled device and the second device execution information reported by the second controlled device, and respectively transfer the first device execution information and the second device execution information to The second device execution information is sent to the data conversion module through the CAN bus. The first device execution information includes the action execution result of the first controlled device, which is generated after the first controlled device executes the action; the second device execution information includes the second controlled device. The action execution result of the device is generated after the second controlled device executes the action.

In this embodiment, after the first controlled device 6 and the second controlled device 7 receive the control instruction and execute the action, they will respectively generate the first device execution information and the second device execution information according to the success of their own action execution. Execution information. After that, the first controlled device 6 will upload the execution information of the first device to the first connection module 2, and the second controlled device 7 will upload the execution information of the second device to the second connection module 3, and the first connection module 2 and the second connection module The second connection module 3 uploads the first device execution information and the second device execution information to the CAN bus 4 respectively, and sends the first device execution information and the second device execution information to the data conversion module 8 through the CAN bus 4 .

Step 105: After the data conversion module converts the first device execution information and the second device execution information into the first target information and the second target information respectively, the first target information and the second target information are sent to the server for analysis, to The server is enabled to determine whether the first controlled device and the second controlled device successfully performed the action.

In one embodiment, the data conversion module 8 can monitor the execution information of the first device and the execution information of the second device by subscribing to messages on the CAN bus 4 . When the data conversion module 8 monitors the first device execution information and the second device execution information on the CAN bus 4, it will convert the first device execution information and the second device execution information to obtain the first target information and the second device execution information. target information, and then the data conversion module 8 further sends the first target information and the second target information to the server 9 . After receiving the first target information and the second target information, the server 9 will analyze the first target information and the second target information, so as to determine whether the first controlled device 6 and the second controlled device 7 are successfully executed. action. In another embodiment, if it is confirmed that the first controlled device 6 and/or the second controlled device 7 have not successfully performed the action, the server 9 can further send information to the user terminal, so that the user can obtain The implementation of the first controlled device 6 and/or the second controlled device 7 is known.

In one embodiment, as shown in Figure 5, also includes:

Step 106, when the server determines that the first controlled device and the second controlled device cannot successfully execute actions, generate device re-control information, and send the device re-control information to the data conversion module.

In one embodiment, when the server 9 determines that the first controlled device 6 and the second controlled device 7 cannot perform actions successfully according to the first device execution information and the second device execution information, it is necessary to reset the first controlled device. 6 and the second controlled device 7 to perform control, at this time, the server 9 will further generate device re-control information, and send the device re-control information to the data conversion module 8 .

Step 107, the data conversion module converts the device re-control information into device re-control target information, and broadcasts the device re-control target information through the CAN bus, so that the first connection module and the second connection module re-control the first controlled device respectively and control the second controlled device.

After receiving the device re-control information sent by the server 9, the data conversion module 8 will further perform format conversion on the device re-control information, thereby converting the device re-control information into device re-control target information in CAN frame format. Afterwards, the data conversion module 8 sends the device re-control target information to the CAN bus 4 for broadcasting. After the first connection module 2 and the second connection module 3 receive the device re-control target information, they can respectively re-control the device according to the device re-control target information. The first controlled device 6 and the second controlled device 7 are controlled so that the first controlled device 6 and the second controlled device 7 execute actions again, thereby improving the reliability of the device control system.

On the basis of the foregoing embodiments, the method also includes:

Step 108, the first connection module and the second connection module respectively receive the first device state information periodically reported by the first controlled device and the second device state information periodically reported by the second controlled device, and respectively transfer the first device state information to And the second device state information is sent to the data conversion module through the CAN bus, the first device state information includes the current state information of the first controlled device; the second device state information includes the current state information of the second controlled device.

In this embodiment, the first controlled device 6 and the second controlled device 7 also periodically report the first device status information and the second device status information respectively, and the first device status information includes the current status of the first controlled device 6. state information; the second device state information includes the current state information of the second controlled device 7 . After the first connection module 2 and the second connection module 3 respectively receive the first device status information and the second device status information, they will further send the first device status information and the second device status information to the CAN bus 4, and utilize The CAN bus 4 transmits the first device state information and the second device state information to the data conversion module 8 .

Step 109: After the data conversion module converts the first device status information and the second device status information into the first target status information and the second target status information respectively, the first target status information and the second target status information are sent to the server Analysis is performed so that the server monitors the first controlled device and the second controlled device.

After the data conversion module 8 receives the first device status information and the second device status information, it will further convert the first device status information and the second device status information into Ethernet frame format to obtain the first target status information and the second target status information. Target status information. Afterwards, the data conversion module 8 will send the first target state information and the second target state information to the server 9 for analysis, so that the server 9 can determine the first target state information in real time by analyzing the first target state information and the second target state information. The status of the first controlled device 6 and the status of the second controlled device 7 realize real-time monitoring of the first controlled device 6 and the second controlled device 7 . In addition, it should be noted that step 108 and step 109 and step 101-step 107 are not performed sequentially, and it is not necessary to perform step 101-step 107 before performing step 108-step 109.

On the basis of the foregoing embodiments, the method also includes:

Step 110: The server periodically inputs the first target status information and the second target status information received within a preset time period before the current time point into the equipment aging analysis model respectively, and obtains the aging degree and the second target status information of the first controlled equipment. 2. The aging degree of the controlled equipment.

In another embodiment, the server 9 periodically inputs the first target status information and the second target status information received within a preset period of time before the current time point into the equipment aging analysis model respectively. For example, assuming that the interval of each cycle is 30 minutes, and the preset time length is 15 minutes, the server 9 can send the first target state information received within 15 minutes before the current time point and the second target status information received every 30 minutes. The state information of the two targets is respectively input into the equipment aging analysis model. In one embodiment, in order to ensure the amount of data input into the device aging analysis model, the preset time length should be longer than the time when the first controlled device 6/second controlled device 7 reports the first device status information/second device status information twice. time interval. After that, the equipment aging analysis module will analyze the aging degree of the first controlled device 6 according to the received first target state information, and analyze the aging degree of the second controlled device 7 according to the received second target state information. Perform analysis to obtain the aging degree of the first controlled device 6 and the aging degree of the second controlled device 7, and the user can check the aging degree of the controlled device (the first controlled device 6 and the second controlled device 7), Determine the aging condition of the controlled equipment, so as to replace the controlled equipment with high aging degree in time. It should be noted that the equipment aging analysis model is a neural network model, which can be obtained by training the neural network model.

On the basis of the foregoing embodiments, it also includes:

Step 111, the first connection module and the second connection module respectively receive the first device fault information reported by the first controlled device and the second device fault information reported by the second controlled device, and respectively transmit the first device fault information and the second device fault information The second equipment failure information is sent to the data conversion module through the CAN bus, the first equipment status information includes the current failure information of the first controlled equipment; the second equipment status information includes the current failure information of the second controlled equipment;

In one embodiment, when the first controlled device 6 and the second controlled device 7 fail, the first controlled device 6 and the second controlled device 7 will generate first device fault information and second device fault information respectively , wherein the first device state information includes the current fault information of the first controlled device 6 , and the second device state information includes the current fault information of the second controlled device 7 . After that, the first controlled device 6 will send the first device fault information to the first connection module 2, and the second controlled device 7 will send the second device fault information to the second connection module 3, and the first connection module 2 and The second connection module 3 reports the first device fault information and the second device fault information to the CAN bus 4 respectively, and sends the first device fault information and the second device fault information to the data conversion module 8 through the CAN bus 4 .

Step 112: After the data conversion module converts the first equipment failure information and the second equipment failure information into the first target failure information and the second target failure information respectively, then sends the first target failure information and the second target failure information to the server, So that the server sends equipment operation and maintenance information to the user terminal according to the first controlled equipment and/or the second controlled equipment that has failed.

After the data conversion module 8 receives the first equipment failure information and the second equipment failure information from the CAN bus 4, it will convert the format of the first equipment failure information and the format of the second equipment failure information into the Ethernet frame format, After conversion, the first target fault information and the second target fault information are obtained. Afterwards, the data conversion module 8 will further send the first target fault information and the second target fault information to the server 9, and the server 9 will analyze the first target fault information and the second target fault information, and determine the first target fault information where the fault occurs. The controlled equipment 6 and/or the second controlled equipment 7, and generate equipment operation and maintenance information according to the faulty first controlled equipment 6 and/or the second controlled equipment 7, for example, the content of the equipment operation and maintenance information is: "No. The equipment for XX is out of order and needs to be repaired, etc." After that, the equipment operation and maintenance information is sent to the user terminal, so as to inform the user to repair the equipment in time.

As mentioned above, in the embodiment of the present invention, after the processor of the control module fails, the control module will broadcast the fault information in the CAN bus, so that other modules and devices can know that the control module is in a fault state; When an exception occurs, the first connection module can directly broadcast the generated alarm information on the CAN bus, so that the first connection module and the second connection module can respectively control the actions of the first controlled device and the second controlled device. The embodiment of the present invention can realize the global downgrading linkage of the equipment, and solves the technical problem that the global downgrading linkage of the equipment cannot be realized in the prior art.

The embodiment of the present invention also provides an equipment control system, including a control module, a first connection module and a second connection module, and the control module, the first connection module and the second connection module are connected through a CAN bus, and the first connection module The first port and the second port of the first connection module are respectively connected to the detection device and the first controlled device, the third port of the first connection module is connected to the CAN bus, and the first port of the second connection module is connected to the second controlled device connection, the second port of the second connection module is connected to the CAN bus:

The control module is used to confirm that its own processor fails, generates fault information and broadcasts it on the CAN bus;

The first connection module is used to confirm that the control module is in a fault state after receiving the fault information through the CAN bus;

When the first connection module receives the abnormal information reported by the detection equipment and the control module is in a fault state, the first connection module is used to generate alarm information according to the abnormal information, and broadcast the alarm information on the CAN bus, so that the first connection The module and the second connection module respectively control the first controlled device to perform actions and control the second controlled device to perform actions.

On the basis of the above embodiments, when the control module is manipulated, the control module is also used to generate control information and broadcast the control information on the CAN bus, so that the first connection module and the second connection module respectively control the first The controlled device performs the action and controls a second controlled device to perform the action.

On the basis of the above embodiments, the detecting device includes at least one of a temperature sensor and a smoke sensor, and both the first controlled device and the second controlled device include a buzzer, broadcasting device, lighting device, ventilation device, rolling door device , at least one of elevator equipment and access control equipment.

On the basis of the foregoing embodiments, the CAN bus is also connected to the server of the Ethernet through a data conversion module, and the data conversion module is used to realize the conversion between the data format of the CAN bus and the data format of the Ethernet,

The first connection module and the second connection module are also used to respectively receive the first device execution information reported by the first controlled device and the second device execution information reported by the second controlled device, and respectively connect the first device execution information and the second device execution information The second device execution information is sent to the data conversion module through the CAN bus. The first device execution information includes the action execution result of the first controlled device, which is generated after the first controlled device executes the action; the second device execution information includes the second controlled device. The action execution result of the device is generated by the second controlled device after executing the action;

The data conversion module is also used to convert the first device execution information and the second device execution information into the first target information and the second target information respectively, and then send the first target information and the second target information to the server for analysis, so as to The server is enabled to determine whether the first controlled device and the second controlled device successfully performed the action.

On the basis of the above embodiments, the server is further configured to generate device re-control information when it is determined that the first controlled device and the second controlled device cannot successfully perform actions, and send the device re-control information to the data conversion module;

The data conversion module is also used to convert the device re-control information into device re-control target information, and broadcast the device re-control target information through the CAN bus, so that the first connection module and the second connection module re-control the first controlled device respectively and control the second controlled device.

On the basis of the above embodiments, the first connection module and the second connection module are further configured to receive the first device state information periodically reported by the first controlled device and the second device state information periodically reported by the second controlled device, respectively, And respectively send the first device state information and the second device state information to the data conversion module through the CAN bus, the first device state information includes the current state information of the first controlled device; the second device state information includes the second controlled device Information about the current state of the control device;

The data conversion module is also used to convert the first device state information and the second device state information into the first target state information and the second target state information respectively, and then send the first target state information and the second target state information to the server Analysis is performed so that the server monitors the first controlled device and the second controlled device.

On the basis of the above embodiments, the server is further configured to periodically input the first device state information and the second device state information received within a preset time period before the current time point into the device aging analysis model respectively to obtain the first The aging degree of the controlled device and the aging degree of the second controlled device.

On the basis of the above embodiments, the first connection module and the second connection module are further configured to receive the first device fault information reported by the first controlled device and the second device fault information reported by the second controlled device respectively, and respectively Send the first device fault information and the second device fault information to the data conversion module through the CAN bus, the first device status information includes the current fault information of the first controlled device; the second device status information includes the second controlled device Information about current faults;

The data conversion module is further configured to convert the first device fault information and the second device fault information into the first target fault information and the second target fault information respectively, and then send the first target fault information and the second target fault information to the server, So that the server sends equipment operation and maintenance information to the user terminal according to the first controlled equipment and/or the second controlled equipment that has failed.

As mentioned above, in the embodiment of the present invention, after the processor of the control module fails, the control module will broadcast the fault information in the CAN bus, so that other modules and devices can know that the control module is in a fault state; When an exception occurs, the first connection module can directly broadcast the generated alarm information on the CAN bus, so that the first connection module and the second connection module can respectively control the actions of the first controlled device and the second controlled device. The embodiment of the present invention can realize the global downgrading linkage of the equipment, and solves the technical problem that the global downgrading linkage of the equipment cannot be realized in the prior art.

Note that the above are only preferred embodiments and technical principles used in the embodiments of the present invention. Those skilled in the art will understand that the embodiments of the present invention are not limited to the specific embodiments described here, and those skilled in the art can make various obvious changes, readjustments and substitutions without departing from the protection scope of the embodiments of the present invention . Therefore, although the embodiments of the present invention have been described in detail through the above embodiments, the embodiments of the present invention are not limited to the above embodiments, and may include more other equivalents without departing from the concept of the embodiments of the present invention. embodiment, and the scope of the embodiments of the present invention is determined by the scope of the appended claims.

Claims (10)

1. The method is suitable for an equipment control system comprising a control module, a first connection module and a second connection module, wherein the control module, the first connection module and the second connection module are connected through a CAN bus, a first port and a second port of the first connection module are respectively connected with a detection device and a first controlled device, a third port of the first connection module is connected with the CAN bus, a first port of the second connection module is connected with the second controlled device, and a second port of the second connection module is connected with the CAN bus, and the method comprises the following steps:

after confirming that the processor of the control module fails, the control module generates failure information and broadcasts the failure information on the CAN bus;

after the first connection module receives the fault information through the CAN bus, the control module is confirmed to be in a fault state;

when the first connection module receives the abnormal information reported by the detection equipment and the control module is in a fault state, the first connection module generates alarm information according to the abnormal information and broadcasts the alarm information on the CAN bus, so that the first connection module and the second connection module respectively control the first controlled equipment to execute actions and control the second controlled equipment to execute actions.

2. The apparatus linkage control method according to claim 1, characterized in that the method further comprises:

when the control module is controlled, the control module generates control information and broadcasts the control information on a CAN bus, so that the first connection module and the second connection module respectively control the first controlled device to execute actions and control the second controlled device to execute actions.

3. The device linkage control method according to claim 1, wherein the CAN bus is further connected to a server of the ethernet through a data conversion module, the data conversion module is configured to implement conversion between a data format of the CAN bus and a data format of the ethernet, and the method further includes:

the first connection module and the second connection module respectively receive first equipment execution information reported by first controlled equipment and second equipment execution information reported by second controlled equipment, and respectively send the first equipment execution information and the second equipment execution information to the data conversion module through a CAN bus, wherein the first equipment execution information comprises an action execution result of the first controlled equipment, and is generated after the first controlled equipment executes actions; the second device execution information comprises an action execution result of the second controlled device, and the action execution result is generated after the second controlled device executes the action;

the data conversion module converts the first equipment execution information and the second equipment execution information into first target information and second target information respectively, and then sends the first target information and the second target information to the server for analysis, so that the server determines whether the first controlled equipment and the second controlled equipment successfully execute actions.

4. A method of controlling equipment linkage according to claim 3, further comprising:

when the server determines that the first controlled device and the second controlled device cannot successfully execute actions, generating device re-control information and sending the device re-control information to the data conversion module;

the data conversion module converts the equipment re-control information into equipment re-control target information, and broadcasts the equipment re-control target information through a CAN bus so that the first connection module and the second connection module respectively re-control the first controlled equipment and the second controlled equipment.

5. A method of controlling equipment linkage according to claim 3, further comprising:

the first connection module and the second connection module respectively receive first equipment state information reported by a first controlled equipment period and second equipment state information reported by a second controlled equipment period, and respectively send the first equipment state information and the second equipment state information to the data conversion module through a CAN bus, wherein the first equipment state information comprises information of the current state of the first controlled equipment; the second equipment state information comprises information of the current state of the second controlled equipment;

the data conversion module converts the first equipment state information and the second equipment state information into first target state information and second target state information respectively, and then sends the first target state information and the second target state information to the server for analysis, so that the server monitors the first controlled equipment and the second controlled equipment.

6. The apparatus linkage control method according to claim 5, further comprising:

and the server periodically inputs the first target state information and the second target state information which are received in a preset time length before the current time point into an equipment aging analysis model respectively to obtain the aging degree of the first controlled equipment and the aging degree of the second controlled equipment.

7. A method of controlling equipment linkage according to claim 3, further comprising:

the first connection module and the second connection module respectively receive first equipment fault information reported by the first controlled equipment and second equipment fault information reported by the second controlled equipment, and respectively send the first equipment fault information and the second equipment fault information to the data conversion module through a CAN bus, wherein the first equipment state information comprises information of the current fault of the first controlled equipment; the second equipment state information comprises information of the current fault of the second controlled equipment;

the data conversion module converts the first equipment fault information and the second equipment fault information into first target fault information and second target fault information respectively, and then sends the first target fault information and the second target fault information to the server, so that the server sends equipment operation and maintenance information to a user terminal according to the first controlled equipment and/or the second controlled equipment which are in fault.

8. The equipment control system is characterized by comprising a control module, a first connection module and a second connection module, wherein the control module, the first connection module and the second connection module are connected through a CAN bus, a first port and a second port of the first connection module are respectively connected with a detection equipment and a first controlled equipment, a third port of the first connection module is connected with the CAN bus, a first port of the second connection module is connected with a second controlled equipment, and a second port of the second connection module is connected with the CAN bus:

the control module is used for generating fault information and broadcasting on the CAN bus after confirming that the processor of the control module fails;

the first connection module is used for confirming that the control module is in a fault state after the fault information is received through the CAN bus;

when the first connection module receives the abnormal information reported by the detection equipment and the control module is in a fault state, the first connection module is used for generating alarm information according to the abnormal information and broadcasting the alarm information on the CAN bus so that the first connection module and the second connection module respectively control the first controlled equipment to execute actions and control the second controlled equipment to execute actions.

9. The appliance control system of claim 8, further comprising:

when the control module is controlled, the control module is used for generating control information and broadcasting the control information on a CAN bus, so that the first connection module and the second connection module respectively control the first controlled device to execute actions and control the second controlled device to execute actions.

10. The device control system of claim 8, wherein the detection device comprises at least one of a temperature sensor and a smoke sensor, and the first controlled device and the second controlled device each comprise at least one of a buzzer, a broadcasting device, a lighting device, a ventilation device, a roller shutter door device, an elevator device, and an access control device.

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