CN202995424U - Industrial data acquisition system employing back binding communication plug-in - Google Patents
Industrial data acquisition system employing back binding communication plug-in Download PDFInfo
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- CN202995424U CN202995424U CN201220689647.6U CN201220689647U CN202995424U CN 202995424 U CN202995424 U CN 202995424U CN 201220689647 U CN201220689647 U CN 201220689647U CN 202995424 U CN202995424 U CN 202995424U
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Abstract
The utility model provides a system which adds a communication plug-in to an industrial data acquisition system dynamically, belonging to the industrial automation. The industrial data acquisition system is formed by a sensor, an instrument, a computer communication interface and an industrial computer. An output end of the sensor is connected with the instrument which is connected with the industrial computer through the computer communication interface. According to the system, a 'back binding' method is employed, the corresponding communication plug-in calling is carried out in operation after software compilation, a communication software plug-in can be developed after system software development is completed, the dynamic adaptation ability of the system is improved, and the system has a large application reference value for industrial data acquisition.
Description
Technical field
The utility model relates to a kind of industrial data acquisition system that adopts rear BOUND communication plug-in unit, belongs to industrial automation.
Background technology
The industrial data collection is usually by communicating according to modes such as serial ports, Ethernet and CAN buses with the field instrument sensor, and data therefrom, the data protocol that adopts often comparatively complicated.When the exploitation of industrial data acquisition software, the method that usually adopts " early binding " is the communication protocol that program adopts when just having determined program operation in the future in compiling.Often the data acquisition software applied logic is fixed, and field instrument and sensor are changeable due to a variety of causes, this development mode can cause the defective such as poor for applicability of software, be that every change field instrument or sensor all need the industrial data acquisition software is compiled connection, cause the software maintenance workload large.
The utility model content
For overcoming above-mentioned software maintenance workload greatly and software defective poor for applicability, a kind of industrial data acquisition system that adopts rear BOUND communication plug-in unit of the utility model, adopt " rear binding " method, be in operation after software translating and carry out corresponding communication plug-in unit and call, the communication software plug-in unit can be developed after systemic software development is completed, improved the dynamically adapting ability of system, collection has larger application reference to be worth for industrial data.
For realizing the utility model purpose, the technical solution adopted in the utility model: a kind of industrial data acquisition system of rear BOUND communication plug-in unit that adopts is comprised of sensor, instrument, computer communication interface and industrial computer; The output terminal of sensor connects instrument, and instrument is connected with industrial computer by the computer communication interface.
Sensor, instrument are more than one group or one group.
Instrument is connected with the computer communication interface by serial ports, Ethernet or CAN bus.
Be provided with communication plug-in unit and data acquisition Framework in industrial computer; Communication plug-in unit has comprised the InventorySocketReceHandle event interface that is used for to the homophony module notice related communication event of data acquisition Framework, is contained in the parameter s trResponseName and strXmlData of two character string types for the respond packet of these events; Parameter s trResponseName has described the data of two types in the communication event: a kind of is to gather the real-time device data of the current reception of Framework for notification data; Another is to gather the Real Time Monitoring data of the current reception of Framework for notification data, parameter s trXmlData is used for depositing the current data content that receives, the data type of describing in the data content of depositing in this parameter and strResponseName parameter is corresponding
Defined the Data Analysis form of real-time device data and Real Time Monitoring data in the data acquisition Framework, different data type correspondences different Data Analysis forms, simultaneously, the data acquisition Framework has also comprised different Communications Control Interfaces, is used for the communications transaction of management different agreement;
When this interface receives from the communication response event in communication plug-in unit, the communication plug-in unit automatic analysis is included in strResponseName parameter and the strXmlData parameter in communication data stream, finds out according to the content of strResponseName parameter the data of transmitting in current communication process and belongs to real-time device data or Real Time Monitoring data; Then according to the Data Analysis form that defines in the content of strXmlData parameter and data acquisition Framework the effective contents extraction in data out, complete from communication data stream and gather useful this process of industrial data.
The different communication control interface that the data acquisition Framework comprises mainly contains:
DisplayName interface: be used for the title of obtaining communication agreement, realize the return character string format by unique name of obtaining plug-in unit.
GetCommPara interface: be used for obtaining the messaging parameter of agreement, the return character string format.
SetCommPara interface: be used for arranging the communicating protocol parameter on corresponding hardware device.
StartModual interface: be used for log-on data and gather the corresponding communication protocol processing module of Framework 5, also started the data acquisition of system simultaneously.
StopModual interface: be used for stopping the work of communication module.
OnInventorySocketReceHandler interface: be used for receiving the communication response event from communication plug-in unit 4.
Communication protocol in the data acquisition Framework mainly contains serial port protocol, CAN bus protocol and ICP/IP protocol.
Described sensor, instrument, computer communication interface and industrial computer adopt commercially available common components.
The beneficial effects of the utility model: the utility model adopts " rear binding " method, be in operation after software translating and carry out corresponding communication plug-in unit and call, the communication software plug-in unit can be developed after systemic software development is completed, improved the dynamically adapting ability of system, collection has larger application reference to be worth for industrial data.
Description of drawings
Fig. 1 is native system modular structure figure;
Fig. 2 is the processing flow chart that native system carries out work.
In figure: 1-sensor, 2-instrument, 3-computer communication interface, 4-communication plug-in unit, 5-data acquisition Framework, 6-industrial computer.
Specific implementation method
Below in conjunction with accompanying drawing, utility model is described further, understands to facilitate the technician.
As shown in Figure 1: a kind of industrial data acquisition system of rear BOUND communication plug-in unit that adopts is comprised of sensor 1, instrument 2, computer communication interface 3 and industrial computer 6.The output terminal of sensor 1 connects instrument 2, and instrument 2 is connected with industrial computer 6 by computer communication interface 3.
Sensor 1, instrument 2 are more than one group or one group.
Instrument 2 is connected with computer communication interface 3 by serial ports, Ethernet or CAN bus.
Be provided with communication plug-in unit 4 and data acquisition Framework 5 in industrial computer 6.
Communication plug-in unit 4 has comprised the InventorySocketReceHandle event interface, this interface is used for the relevant communication event of homophony module notice to data acquisition Framework 5, is contained in the parameter s trResponseName and strXmlData of two character string types for the respond packet of these events.
Parameter s trResponseName has described the data of two types common in the communication event: a kind of is the real-time device data, and it is real-time device data that strResponseName is used for the data that notification data gathers Framework 5 current receptions; Another is the Real Time Monitoring data, and the data that strResponseName is used for the 5 current receptions of notification data collection Framework are Real Time Monitoring data.
Parameter s trXmlData is used for depositing the current data content that receives, and the data type of describing in the data content of depositing in this parameter and strResponseName parameter is corresponding.
Defined the Data Analysis form of real-time device data and Real Time Monitoring data in data acquisition Framework 5, different data type correspondences different Data Analysis forms.In addition, data acquisition Framework 5 has also comprised different Communications Control Interfaces, is used for the communications transaction of management different agreement, and in the utility model, these communication modes mainly contain serial port protocol, CAN bus protocol and Ethernet protocol.Communications Control Interface in data acquisition Framework 5 mainly contains:
DisplayName interface: be used for the title of obtaining communication agreement, realize the return character string format by unique name of obtaining plug-in unit.
GetCommPara interface: be used for obtaining the messaging parameter of agreement, the return character string format.
SetCommPara interface: be used for arranging the communicating protocol parameter on the interior corresponding hardware device of industrial computer 6.
StartModual interface: be used for log-on data and gather the corresponding communication protocol processing module of Framework 5, also started the data acquisition of system simultaneously.
StopModual interface: be used for stopping the work of communication module.
OnInventorySocketReceHandler event interface: be used for receiving the communication response event from communication plug-in unit 4.
When this interface received from the communication response event in communication plug-in unit 4, its automatic analysis was included in strResponseName parameter and the strXmlData parameter in communication data stream.Find out according to the content of strResponseName parameter the data of transmitting in current communication process and belong to real-time device data or Real Time Monitoring data; Then according to the Data Analysis form that defines in the content of strXmlData parameter and data acquisition Framework 5 the effective contents extraction in communication data stream out, complete from communication data stream and gather useful this process of industrial data.
As shown in Figure 2: a kind of course of work that adopts the industrial data acquisition system of rear BOUND communication plug-in unit:
1) development and Design data acquisition Framework 5, define framework interface, carries out the compiling link program, working procedure;
2) be connected to computer communication interface 3 for particular sensor 1, instrument 2, for its data protocol, exploitation corresponding software plug-in unit, realize the InventorySocketReceHandle event interface, the deal with data agreement is carried out the compiling link program, is developed as plug-in card program, this program be put into data acquisition Framework 5 same path under, preserve plug-in card program with plus as the file suffixes name;
3) in the configuration file of data acquisition Framework 5, definition data acquisition Framework 5 need to call the plug-in unit name, data acquisition Framework 5 is dynamically searched the plug-in software as the file suffixes name with plus under its operation catalogue, by DisplayName interface obtaining communication protocol name, obtain the messaging parameter of agreement by the GetCommPara interface, then utilize the SetCommPara interface that communicating protocol parameter on the interior corresponding hardware device of industrial computer 6 is set.
4) after communications setting is completed, call the StartModual interface and start corresponding communication event processing module on communication plug 4, obtain by the InventorySocketReceHandle event interface data (after entering industrial computer 6, these data are transmitted in the mode of communication data stream) that enter the spot sensor 1 in industrial computer 6 via instrument 2, computer communication interface 3 at last, stop communication plug 4 communication event processing modules by calling the StopModual interface when not needing data.
Embodiment 1:
When communication protocol is serial communication, data acquisition Framework 5 is dynamically found out serial ports plus file under its operation catalogue, then utilize the DisplayName interface to obtain the serial port protocol name, obtain the serial communication parameter by the GetCommPara interface, then utilize the SetCommPara interface that serial communication parameter on the interior corresponding hardware device of industrial computer 6 is set.After communications setting is completed, call the StartModual interface and start corresponding communication event processing module on communication plug 4, receive from the communication response event in communication plug-in unit 4 by the InventorySocketReceHandle event interface at last, automatic analysis is included in strResponseName parameter and the strXmlData parameter in communication data stream.Find out according to the content of strResponseName parameter the data of transmitting in current communication process and belong to real-time device data or Real Time Monitoring data; According to the Data Analysis form that defines in the content of strXmlData parameter and data acquisition Framework 5, the data of the collection autobiography sensor 1 in communication data stream are extracted.
Embodiment 2:
When communication protocol is the CAN bus communication, data acquisition Framework 5 is dynamically found out CAN bus plus file under its operation catalogue, then utilize the DisplayName interface to obtain CAN bus protocol name, obtain CAN bus communication parameter by the GetCommPara interface, then utilize the SetCommPara interface that CAN bus communication parameter on the interior corresponding hardware device of industrial computer 6 is set.After communications setting is completed, call the StartModual interface and start corresponding communication event processing module on communication plug 4, receive from the communication response event in communication plug-in unit 4 by the InventorySocketReceHandle event interface at last, automatic analysis is included in strResponseName parameter and the strXmlData parameter in communication data stream.Find out according to the content of strResponseName parameter the data of transmitting in current communication process and belong to real-time device data or Real Time Monitoring data; According to the Data Analysis form that defines in the content of strXmlData parameter and data acquisition Framework 5, the data of the collection autobiography sensor 1 in communication data stream are extracted.
Embodiment 3:
When communication protocol is ethernet communication, data acquisition Framework 5 is dynamically found out Ethernet plus file under its operation catalogue, then utilize the DisplayName interface to obtain the Ethernet protocol name, obtain the ethernet communication parameter by the GetCommPara interface, then utilize the SetCommPara interface that ethernet communication parameter on the interior corresponding hardware device of industrial computer 6 is set.After communications setting is completed, call the StartModual interface and start corresponding communication event processing module on communication plug 4, receive from the communication response event in communication plug-in unit 4 by the InventorySocketReceHandle event interface at last, automatic analysis is included in strResponseName parameter and the strXmlData parameter in communication data stream.Find out according to the content of strResponseName parameter the data of transmitting in current communication process and belong to real-time device data or Real Time Monitoring data; According to the Data Analysis form that defines in the content of strXmlData parameter and data acquisition Framework 5, the data of the collection autobiography sensor 1 in communication data stream are extracted.
The utility model adopts " rear binding " method, be in operation after software translating and carry out corresponding communication plug-in unit and call, the communication software plug-in unit can be developed after systemic software development is completed, and has improved the dynamically adapting ability of system, and collection has larger application reference to be worth for industrial data.
The utility model describes by accompanying drawing, in the situation that do not break away from the utility model scope, can also carry out various conversion and be equal to replacement the utility model patent, therefore, the utility model patent is not limited to disclosed specific implementation process, and should comprise the whole embodiments that fall in the utility model Patent right requirement scope.
Claims (3)
1. the industrial data acquisition system of BOUND communication plug-in unit after an employing, it is characterized in that: industrial data acquisition system is comprised of sensor, instrument, computer communication interface and industrial computer; The output terminal of sensor connects instrument, and instrument is connected with industrial computer by the computer communication interface.
2. a kind of industrial data acquisition system that adopts rear BOUND communication plug-in unit according to claim 1, it is characterized in that: sensor, instrument are more than one group or one group.
3. a kind of industrial data acquisition system that adopts rear BOUND communication plug-in unit according to claim 1 is characterized in that: instrument is connected with the computer communication interface by serial ports, Ethernet or CAN bus.
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| CN201220689647.6U CN202995424U (en) | 2012-12-14 | 2012-12-14 | Industrial data acquisition system employing back binding communication plug-in |
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| CN201220689647.6U CN202995424U (en) | 2012-12-14 | 2012-12-14 | Industrial data acquisition system employing back binding communication plug-in |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103034206A (en) * | 2012-12-14 | 2013-04-10 | 昆明理工大学 | Industrial data collection system adopting late binding communication plug-in unit |
| CN111506392A (en) * | 2020-04-06 | 2020-08-07 | 江苏卓正环保科技有限公司 | Automatic analysis method for pollution source data acquisition |
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2012
- 2012-12-14 CN CN201220689647.6U patent/CN202995424U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103034206A (en) * | 2012-12-14 | 2013-04-10 | 昆明理工大学 | Industrial data collection system adopting late binding communication plug-in unit |
| CN111506392A (en) * | 2020-04-06 | 2020-08-07 | 江苏卓正环保科技有限公司 | Automatic analysis method for pollution source data acquisition |
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Granted publication date: 20130612 Termination date: 20141214 |
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