CN104376495A - Wireless monitoring system and method for coal mine electromechanical device overhauling - Google Patents

Abstract

A wireless supervision system and supervision method for the maintenance of electromechanical equipment in coal mines, belonging to the field of coal mine safety monitoring Internet of Things, is characterized in that it is a set of inspection plan preparation, inspection task generation, coal mine electromechanical equipment operation status data collection, through wireless network A technical solution for a real-time data processing and information management system and its supervision methods that integrate real-time data transmission, data analysis and processing, inspection personnel management and coal mine mechanical and electrical equipment status supervision. The invention solves the problem that enterprises manually record the inspection information of electromechanical equipment. It ensures the real-time, reliability and accuracy of the operating status data of the electromechanical equipment. Using the method of the invention can greatly improve the efficiency and quality of the inspection of electromechanical equipment, avoid missed inspections and false inspections, enable the electromechanical equipment to operate safely, efficiently, and without failure, and is beneficial to the improvement of productivity.

Description

A wireless supervision system and supervision method for coal mine electromechanical equipment maintenance

technical field

The invention relates to a wireless supervision system and supervision method for the maintenance of electromechanical equipment in coal mines, which belongs to the field of the Internet of Things for coal mine safety monitoring, and specifically relates to a set of inspection plan preparation, inspection task generation, coal mine electromechanical equipment operation status data collection, through wireless network A technical solution for a real-time data processing and information management system and its supervision methods that integrate real-time data transmission, data analysis and processing, inspection personnel management, and coal mine electromechanical equipment status supervision.

Background technique

For the maintenance and repair of coal mine electromechanical equipment, the staff must have a plan, formulate a periodic operation plan, and adopt some simple, fast, efficient and advanced detection methods to extend the life of the electromechanical equipment and ensure that the electromechanical equipment is in use. Maintain good performance and safety during the process to avoid accidents. Radio frequency identification technology is a wireless communication technology that can identify specific targets and read and write related data through radio signals without establishing mechanical or optical contact between the identification system and specific targets. RFID is a flexible application technology that is easy to control, simple and practical, and especially suitable for automatic control. Can work freely in various harsh environments: short-distance radio frequency products are not afraid of harsh environments such as oil stains and dust pollution, and can replace barcodes. They are convenient and fast to read, fast in recognition, large in data capacity, long in service life, and wide in application Better security, dynamic real-time communication and other features. The safe and stable operation of electromechanical equipment is very important to production. In order to realize the safe operation of electromechanical equipment, it is necessary to carry out regular maintenance on electromechanical equipment. However, using manual records to save the inspection information of electromechanical equipment is not conducive to data preservation or data processing. Based on the above situation, there is an urgent need for an informatization method to realize the technology of collecting and processing the operation status data of electromechanical equipment in coal mines, so as to solve the problem that enterprises use manual recording of inspection information of electromechanical equipment.

The currently used inspection management system for coal mine electromechanical equipment does not use wireless networks for real-time data transmission, but mostly uses offline methods to collect data from electromechanical equipment, store them in some storage electromechanical equipment, and then perform data synchronization. Oversight of data. This method cannot guarantee the real-time performance of data, which is very unfavorable for mastering the operating status of electromechanical equipment.

Contents of the invention

The purpose of the present invention is a wireless supervision system and supervision method for the maintenance of electromechanical equipment in coal mines. The technical solution of real-time data processing and information management system integrating real-time data transmission, data analysis and processing, inspection personnel management and coal mine electromechanical equipment status supervision, in order to achieve the purpose of effective supervision of coal mine electromechanical equipment maintenance.

The present invention is a wireless monitoring system for the maintenance of electromechanical equipment in coal mines, which is characterized in that the system is a system that integrates patrol inspection planning, generation of patrol inspection tasks, data collection of coal mine electromechanical equipment operation status, real-time data transmission through wireless networks, and data analysis and processing. , inspection personnel management and coal mine electromechanical equipment status supervision as one of the real-time data processing and information management system, the system is generally composed of the following three parts: the first part is the handheld online data collection terminal, the second part is the monitoring terminal computer platform and the third part Part of the electromechanical equipment work area is covered by wireless network. Among them, the first part of the handheld online data collection terminal includes NFC module, WiFi module and display screen, and the radio frequency card 6 fixed on the electromechanical equipment. Among them, the radio frequency card 6 fixed on the electromechanical equipment uses Fudan FM11RF08 type non-contact IC card; the second part of the monitoring terminal computer platform includes a system database 1, a data processing and information management platform 2, a Web server 3, a radio frequency card reading device 4 and a short message sending device 5, wherein the radio frequency card reading device The receiving device 4 adopts Qiangsheng SL500 Shengli series multi-protocol RFID READER, and the short message sending device 5 adopts Four-Faith F1102 GPRS Intelligent MODEM; the third part of the wireless network coverage of the mechanical and electrical equipment work area is to generate a WiFi wireless network through the wireless base station 11, and the wireless base station 11 adopts Ubiquiti Networks Rocket M Titanium RM5-Ti wireless base station; this system is connected in the following way: system database 1, data processing and information management platform 2 and Web server 3 are installed on the second part of the monitoring terminal computer platform, and the radio frequency card is read The fetching device 4 and the short message sending device 5 are also connected to the second part of the monitoring terminal computer platform through the serial port, and the wireless network coverage of the third part of the mechanical and electrical equipment work area generates a WiFi wireless network through the wireless base station 11, where the coal mine mechanical and electrical equipment is located. The work area is covered, and the above-mentioned second part of the monitoring terminal computer platform is connected to the wireless base station 11 by wire to connect to the same local area network.

Using the above-mentioned supervision method of the wireless supervision system for the maintenance of electromechanical equipment in coal mines is characterized in that it uses a wireless network to complete the inspection work of the electromechanical equipment using a hand-held online data acquisition terminal, and transmits the inspection data in real time through the wireless network To the server, the data processing and information management platform realizes the complete supervision of the inspection work from the inspection plan arrangement setting to the automatic task generation and then to the task execution, and can output the operating status chart of the electromechanical equipment according to the data to realize the inspection of the electromechanical equipment. The method for supervising the device state, the specific method steps are:

1) Use the data processing and information management platform 2 to enter the information of electromechanical equipment, enter it into the inspection form 8 according to the classification of inspection items, and prepare the inspection plan, including the planned related electromechanical equipment and inspection personnel, as well as the inspection form that needs to be completed, the platform Automatically generate tasks according to the plan, use the platform to supervise the completion of tasks, and manage inspection personnel;

2) An RFID number is stored in the radio frequency card 6 fixed on the electromechanical equipment. Coal mine electromechanical equipment uses the RFID number in the radio frequency card 6 fixed on the electromechanical equipment as the identity authentication information of the electromechanical equipment. The handheld online data collection terminal 7 uses radio frequency The identification technology reads the RFID number in the radio frequency card 6 through the NFC communication 10, submits it to the Web server 3 through the wireless network 12, and reads the corresponding electromechanical equipment inspection form 8 online, and guides the inspection personnel to carry out their work;

3) The inspectors fill in the inspection form 8 required by the task according to the task arrangement of the data processing and information management platform 2. After filling, it becomes the inspection data 9. The inspection data 9 passes through the WiFi module of the handheld online data collection terminal 7 via wireless The network 12 is sent to the Web server 3 in real time, and the Web server 3 saves the inspection data 9 in the system database 1 in real time;

4) On the data processing and information management platform 2, you will be able to see the real-time transmitted data and the charts generated by the data to observe the operating status of the electromechanical equipment.

The advantages of the monitoring method of the wireless monitoring system for maintenance of electromechanical equipment in coal mines in the present invention are as follows:

1) The invention solves the problem that enterprises manually record the inspection information of electromechanical equipment.

2) The system of the present invention ensures the real-time, reliability and accuracy of mastering the operating state data of electromechanical equipment.

3) Using the method of the present invention can greatly improve the efficiency and quality of the inspection of electromechanical equipment, avoid missed inspections and false inspections, and enable the electromechanical equipment to operate safely, efficiently, and without failure, which is beneficial to the improvement of productivity.

Description of drawings

Figure 1 Structural diagram of the wireless supervision system for coal mine electromechanical equipment maintenance

The labels in the figure are:

1. System database 2. Data processing and information management platform 3. Web server

4. RF card reading device 5. SMS sending device 6. RF card fixed on the electromechanical equipment

7. Handheld online data collection terminal 8. Inspection table 9. Inspection data 10. NFC communication

11. Wireless base station 12. Wireless network

Figure 2 Data processing and information management platform module diagram

The labels in the figure are:

13. Data processing and information management platform 14. Electromechanical equipment management module

15. Personnel management module 16. Plan management module 17. Task management module

18. Data processing module 19. Work supervision module

Fig. 3 is a flow chart of the supervision method of the wireless supervision system for coal mine mechanical and electrical equipment maintenance.

Detailed ways

Embodiment 1

The system is generally composed of the following three parts: the first part is the handheld online data collection terminal, the second part is the monitoring terminal computer platform, and the third part is the wireless network coverage of the mechanical and electrical equipment work area. Among them, the first part is the handheld online data collection terminal. The module, the display screen, and the radio frequency card 6 fixed on the electromechanical equipment, wherein the radio frequency card 6 fixed on the electromechanical equipment uses Fudan FM11RF08 type non-contact IC card; the second part of the monitoring terminal computer platform includes the system database 1, data Processing and information management platform 2, Web server 3, radio frequency card reading device 4 and short message sending device 5, wherein, radio frequency card reading device 4 adopts Qiangsheng SL500 Victory series multi-protocol RFID READER, and short message sending device 5 adopts Four-Faith F1102 GPRS Intelligent MODEM; the third part of the wireless network coverage of the mechanical and electrical equipment work area is to generate a WiFi wireless network through the wireless base station 11. The wireless base station 11 uses the Ubiquiti Networks Rocket M Titanium RM5-Ti wireless base station; the system is connected in the following ways: system database 1, Data processing and information management platform 2 and Web server 3 are installed on the second part of the monitoring terminal computer platform, and the radio frequency card reading device 4 and the short message sending device 5 are also connected to the second part of the monitoring terminal computer through the serial port On the platform, the wireless network coverage of the third part of the electromechanical equipment work area generates WiFi wireless network through the wireless base station 11, covering the work area where the coal mine electromechanical equipment is located, and the above-mentioned second part of the monitoring terminal computer platform is connected to the wireless base station 11 by wire to connect to the same LAN. As shown in accompanying drawing 3, the method steps of using this system are:

1. First of all, according to the working environment and positional relationship of the electromechanical equipment, select a suitable location to install the wireless base station 11, and establish a wireless network 12, so that all the coal mine electromechanical equipment required for inspection are placed under the coverage of the wireless network; Connect wireless base station 11 to access above-mentioned network as the Web server 3 that hand-held online data acquisition terminal 7 uses and install Microsoft SQLServer 2008 database as system database 1;

2. Install the data processing and information management platform 2 software on the computer, connect the radio frequency card reading device 4 and the short message sending device 5 through the serial port, and configure the Web server 3 used by the handheld terminal; among them, as shown in Figure 2, data processing and information management Platform 13 comprises following 6 modules: electromechanical equipment management module 14, personnel management module 15, plan management module 16, task management module 17, data processing module 18 and work supervision module 19; Display function, the personnel management module 15 includes the input and display function of the inspection personnel information, the plan management module 16 includes the planning function, and the task management module 17 includes the automatic generation of daily inspection tasks by the inspection plan, and notifies the corresponding The function of the inspection personnel, the data processing module 18 includes the display and drawing display function of the data collected by the hand-held online data acquisition terminal 7, and the work supervision module 19 includes the supervision and inspection of the inspection personnel's task completion situation and the function of sending short messages;

3. Enter the basic information of the electromechanical equipment into the data processing and information management platform 2 through the electromechanical equipment management module 14. It is necessary to enter the equipment's radio frequency card RFID number, name, installation location, equipment model, manufacturer, date of manufacture, date of use, etc. Wherein, the RFID number of the radio frequency card read by the radio frequency card reading device is used as the identity authentication information entry platform of the electromechanical equipment, and the radio frequency card that has been entered into the data processing and information management platform 2 is installed and fixed on the corresponding electromechanical equipment; Enter all the inspection items of the equipment in the three-level structure of "electromechanical equipment-equipment module-inspection items" as a template for compiling the inspection form;

4. Classify the inspection items of electromechanical equipment according to the inspection plan stipulated by the work area, and enter them into the platform as different inspection tables. When entering, you need to name the inspection table, and there can be multiple inspection tables; when compiling the inspection table , the system provides a three-level structure of "mechanical and electrical equipment—equipment module—inspection item", which is entered according to the module hierarchy of the electromechanical equipment; all inspection items of the electromechanical equipment hoist include "spindle device", " There are three modules, "Turn Wheel" and "Main Motor", and each module has corresponding inspection items. Among them, "Spindle Device" includes "Drum and its rigid cylinder without open welding, cracks and deformation (inspection)", "Drum lining The pads are arranged neatly and without cracks (inspection)", "the drum liner fixing bolts are complete and fastened (the remaining part is not less than 38mm, and the depth is not greater than 70mm) (inspection)", the "sky wheel" includes "sky wheel" Wheel hubs and spokes have no open welding, cracks, looseness or serious deformation, and all connecting bolts and rivets are fully tightened without looseness (inspection)" and "bearing temperature (data)". The "main motor" includes "Check whether the main wiring of the excitation armature is loose and whether there is any discharge trace (check)", "the slip ring is not loose, the surface is clean and bright, and there is no obvious burn mark (check)", "clean the slip ring carbon dust (operation)" Three inspection items; now the "daily inspection form" is compiled through the plan management module 16, in which the "spindle device" includes "the roller and its rigid cylinder have no open welding, cracks and deformation (inspection)", "the roller liner is arranged neatly, No cracks (inspection)” requires daily inspections, and the “heaven wheel” has “no open welding, cracks, loosening or serious deformation of the hub and spokes of the sky wheel, and all connecting bolts and rivets are fully fastened without looseness (inspection)” 、 "Bearing temperature (data)" requires daily inspection. Select the above items that require daily inspection from all inspection items, and then name this inspection table "hoist daily inspection table". In this way, This inspection form is completed; "check" indicates that the inspection item is an inspection item, and there are two options of "normal" and "abnormal" when submitting data, and "operation" indicates that the inspection item is an operation item. When submitting data, there are two options of "completed" and "unfinished". The inspection items classified according to the equipment modules are easy to view and manage;

5. Enter the inspection personnel information, including name and mobile phone number, into the personnel management module 15 of the data processing and information management platform 2;

6. Use the plan management module 16 to prepare the inspection plan for the hoist for the inspectors, including the relevant electromechanical equipment and inspectors who make the inspection plan, the type of inspection, the inspection cycle, and the inspection table that needs to be completed 8. Select periodic inspection as the type of inspection, fill in the inspection period for 1 day, and select "daily inspection form for hoist" for the inspection form; the platform will automatically generate daily inspection tasks through the task management module 17 according to the inspection plan and Notify the corresponding inspection personnel through mobile phone text messages; if a certain maintenance task is not completed, the data processing and information management platform 2 will send an alarm message to the platform administrator and notify the corresponding inspection personnel by text message, so that the real-time inspection Guaranteed to discover and deal with abnormalities in the operation of electromechanical equipment in a timely manner;

7. Inspection personnel use handheld terminals to enter the work area, and use the NFC module to read the information in the card by approaching the radio frequency card 6 fixed on the electromechanical equipment. The handheld online data collection terminal 7 will read the information from the system database 1 through the Web server 3 Automatically query the inspection table 8 of the electromechanical equipment and display it on the display screen. After receiving the task, the inspector selects the inspection form 8 that needs to be filled in this task, and after completing the filling on the handheld online data collection terminal 7, submits the inspection data 9 to the Web server 3 for storage through the WiFi module and the wireless network 12 In the system database 1, wherein, the parameter part of the inspection data 9 is organized using an XML structure, and at this time, a task of the inspection personnel is completed;

8. Through the data processing module 18 and the work supervision module 19 of the information management platform 2 on the monitoring terminal computer platform, management personnel can view the inspection data 9 submitted by the inspection personnel, the operating status chart of the electromechanical equipment generated by the data, and The task completion of the inspection personnel realizes the supervision of the operation status of the electromechanical equipment and the inspection personnel.

Embodiment 2

All the inspection items of the blower for electromechanical equipment include two modules: "blower part" and "control cabinet part", among which there are five inspection items for the blower part: "Whether the motor base device is fastened and whether it is loose. Grounding wire Whether it is firm and reliable. (Check)", "Clean or replace every week. (Operation)", "Replace lubricating oil every month. (Operation)", "Stator temperature (data)", "Bearing temperature (data)"; control There are three inspection items in the cabinet part: "Whether the indicator lights of each switch are normal. (Check)", "Whether the instrument display is normal, and whether there is any abnormal noise in the switch cabinet. (Check)", "Check whether the contacts of the spare switch are in good condition. (check)"; now through the plan management module 16, the weekly inspection table is compiled for the air blower, wherein "the motor base device of the air blower part" is fastened and whether it is loose. Whether the grounding wire is firm and reliable. (check)", " Clean or replace every week. (Operation)" needs to be inspected once a week, and "check whether the contacts of the spare switch are in good condition. (check)" in the control cabinet part needs to be inspected once a week; select the above items in all inspection items For the items that require weekly inspections, this inspection table is named "Compressor Weekly Inspection Table" afterwards, so that this inspection table has been compiled; when formulating an inspection plan, the plan management module 16 is The inspection personnel prepare the inspection plan for the compressor fan, including the relevant electromechanical equipment and inspection personnel who make the inspection plan, the type of inspection, the inspection cycle and the inspection table 8 that needs to be completed, and the type of inspection is periodic. Patrol inspection, fill in the inspection cycle for 7 days, select "Press Fan Weekly Inspection Form" for the inspection form; the platform will automatically generate daily inspection tasks through the task management module 17 according to the inspection plan, and notify the corresponding inspection by SMS Personnel, other parts are the same as Embodiment 1.

Embodiment 3

The hoist of the electromechanical equipment needs a temporary inspection. The inspection items include the inspection items of "spindle device" "roller liner fixing bolts are complete and fastened (the remaining part is not less than 38mm, and the depth is not greater than 70mm) (inspection)" and The "cleaning slip ring carbon dust (operation)" inspection item of "main motor"; firstly, a temporary inspection table is compiled through the plan management module 16, and the above inspection items are selected from all inspection items, and then this inspection The inspection table is named "hoist temporary inspection table", so that this inspection table has been compiled; when formulating the inspection plan, the plan management module 16 prepares the inspection plan for the elevator for the inspectors , including the relevant electromechanical equipment and inspection personnel for making the inspection plan, the inspection type and the inspection form to be completed 8, the inspection type selects temporary inspection, and the inspection form selects "Hoist Temporary Inspection Form"; the platform According to the inspection plan, it will be automatically generated as a temporary inspection task by the task management module 17 and the corresponding inspection personnel will be notified by SMS. The other parts are the same as the first embodiment.

Claims (2)

1. a Coal Mine Electromechanical Equipment maintenance radio monitoring and management system, it is characterized in that this system is the establishment of a kind of collection patrol plan, patrol task generates, Coal Mine Electromechanical Equipment running state data gathers, real-time data transmission is carried out by wireless network, Data Analysis Services, patrol officer's management and Coal Mine Electromechanical Equipment state supervise the real time data processing and information management system that are integrated, this overall system is made up of following three parts: the hand-held on-line data acquisition terminal of Part I, Part II monitoring computers platform and Part III electromechanical equipment work area wireless network cover, wherein, the hand-held on-line data acquisition terminal of Part I comprises NFC module, WiFi module and display screen and the radio-frequency card (6) be fixed on electromechanical equipment, wherein, the radio-frequency card (6) be fixed on electromechanical equipment uses the non-contact IC card of Fudan University FM11RF08 type, Part II monitoring computers platform comprises system database (1), data processing and information management platform (2), Web server (3), radio-frequency card reading device (4) and short message sending device (5), wherein, radio-frequency card reading device (4) adopts the serial multi-protocols RFID READER of prosperous and powerful SL500 triumph, and short message sending device (5) adopts four letter F1102 GPRS Intelligent MODEM, Part III electromechanical equipment work area wireless network covers, and is to produce WiFi wireless network by wireless base station (11), and wireless base station (11) adopt Ubiquiti Networks Rocket M Titanium RM5-Ti wireless base station, native system connects in the following way: system database (1), data processing and information management platform (2) and Web server (3) are arranged on described Part II monitoring computers platform, radio-frequency card reading device (4) and short message sending device (5) are also connected on described Part II monitoring computers platform by serial ports, described Part III electromechanical equipment work area wireless network covers and produces WiFi wireless network by wireless base station (11), work area, Coal Mine Electromechanical Equipment place is covered, and Part II monitoring computers platform described above is connected wireless base station (11) to be connected in same LAN (Local Area Network) by wired mode.

2. use the monitoring and managing method of a kind of Coal Mine Electromechanical Equipment maintenance radio monitoring and management system described in claim 1, it is characterized in that a kind of use wireless network, complete using hand-held on-line data acquisition terminal to the work of patrolling and examining of electromechanical equipment, real-time data transmission will be patrolled and examined to server by wireless network, data processing and information management platform realize being set to task from patrol plan arrangement and automatically generating again to the complete supervision of task implementation status the work of patrolling and examining, and can according to data logging machine electricity equipment running status chart, to realize the method to the supervision of electromechanical equipment state, concrete method step is:

1) usage data process and the dynamo-electric facility information of information management platform (2) typing, according to patrolling and examining classification of the items typing as patrolling and examining table (8), establishment patrol plan, what comprise that the relevant electromechanical equipment of plan and patrol officer and needs complete patrols and examines table, platform generates task automatically according to plan, usage platform exercises supervision to task performance, and carries out patrol officer's management;

2) be fixed in the radio-frequency card (6) on electromechanical equipment and store one No. RFID, Coal Mine Electromechanical Equipment is by being fixed in the radio-frequency card (6) on electromechanical equipment No. RFID as electromechanical equipment authentication information, table (8) patrolled and examined by No. RFID electromechanical equipment being submitted to the online reading of Web server (3) corresponding through wireless network (12) that hand-held on-line data acquisition terminal (7) uses REID to be read in radio-frequency card (6) by NFC communication (10), instructs patrol officer to carry out the work;

3) patrol officer fills in patrolling and examining of mission requirements according to the task arrangement of data processing and information management platform (2) and shows (8), become after having filled in and patrol and examine data (9), patrolling and examining data (9) is sent on Web server (3) by the WiFi module of hand-held on-line data acquisition terminal (7) through wireless network (12) in real time, and Web server (3) will be patrolled and examined data (9) and is saved in system database (1) in real time;

4) can see that the chart of data and the data genaration passed back is in real time to observe the running status of electromechanical equipment in data processing and information management platform (2).