CN210457134U - Automatic monitoring system of mine hoist - Google Patents
Automatic monitoring system of mine hoist Download PDFInfo
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- CN210457134U CN210457134U CN201921214295.7U CN201921214295U CN210457134U CN 210457134 U CN210457134 U CN 210457134U CN 201921214295 U CN201921214295 U CN 201921214295U CN 210457134 U CN210457134 U CN 210457134U
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Abstract
The utility model discloses an automatic monitoring system of a mine hoist, which comprises a network switch and a monitoring PLC, wherein the network switch is connected with a plurality of built-in cameras of the hoist, the output end of each camera is connected with the output end of the network switch, the output end of the network switch is connected with the input end of a hard disk video recorder, the output end of the hard disk video recorder is connected with a decoder, and the output end of the decoder is connected with a scheduling display large screen; the output of control PLC links to each other with the input of network switch, is connected with a plurality of sensors at control PLC's input, and control PLC's output is connected with the host computer, and the output of host computer links to each other with the input of synthesizing automatic system, the utility model relates to a rationally, convenient to use can replace the manual work to monitor each key position of lifting machine, can save the cost of artifical patrol control greatly, and degree of automation is high, is favorable to improving the work efficiency and the factor of safety of lifting machine.
Description
Technical Field
The utility model belongs to the technical field of lifting machine monitored control system, concretely relates to automatic monitored control system of mine winder.
Background
The task of a mine hoisting system is to lift coal, gangue, lower materials, lift personnel and various mining equipment. The throat link of a mine production system is very important in the mine production, once a fault occurs, the production is influenced slightly, and the serious loss of national property is caused seriously, even a serious casualty accident of a human body is caused. In the process of lifting a coal mine, the operation environment of the mine hoist and the self condition of the whole machine are all concerned about the safe operation of the hoist.
At present, the inspection of a hoist needs to sense the information of vibration, noise, temperature, smell, deformation and the like of equipment, record and monitor the information of environmental humidity, motor temperature and the like of electrical equipment, and inspect a circuit, so that abnormal work is avoided, and the problems of overheating and fire caused by local overload are prevented; although some users establish a complete and sound personnel inspection system to examine and analyze information such as vibration, noise, temperature, smell, deformation, etc., the following situations can be unavoidable: 1. the judgment and analysis results of different polling personnel are inconsistent; 2. the inspection personnel may lead to the situation that the tiger accidentally misses the detection and misjudgment; 3. the inspection personnel may not inspect according to the rules on time; 4. the polling personnel can not perform all-weather polling 24 hours a day; 5. when finding problems, the inspection personnel may not be able to make an accurate response decision immediately; 6. the inspection personnel cannot effectively store inspection pictures, data and other related information; 7. the real-time performance and intuition of automatic monitoring are strong and the condition is not reflected to the superior staff after the patrol staff finds a problem. Therefore, how to automatically monitor the elevator becomes a problem which needs to be solved urgently.
Disclosure of Invention
The utility model discloses a solve above-mentioned technical problem, provide a mine winder automation monitored control system, can utilize this monitored control system to replace the mode that traditional conventional personnel patrolled and examined, degree of automation is high, has saved the cost of labor, is favorable to work efficiency's improvement.
The utility model adopts the technical proposal that: an automatic monitoring system of a mine hoist comprises a network switch and a monitoring PLC, wherein the network switch is connected with a plurality of cameras arranged in the hoist, the output end of each camera is connected with the output end of the network switch, the output end of the network switch is connected with the input end of a hard disk video recorder, the output end of the hard disk video recorder is connected with a decoder, and the output end of the decoder is connected with a large scheduling display screen; the output of control PLC links to each other with the input of network switch, is connected with a plurality of sensors at control PLC's input, and control PLC's output is connected with the host computer, and the output of host computer links to each other with integrated automation system's input.
The camera includes high-pressure chamber camera, low-pressure chamber camera, transformer room camera, control room camera, main cylinder camera, hydraulic pressure station camera, main motor camera, reduction gear camera, goes up head sheave camera and lower head sheave camera.
The sensors comprise a vibration sensor, a temperature sensor, a humidity sensor and a smoke sensor, and the vibration sensor is arranged at the positions of a main shaft bearing seat of a roller, a main motor and a head sheave of the hoister.
And an interface for carrying out flaw detection on the steel wire rope is reserved on the monitoring PLC.
And the output end of the monitoring PLC is also connected with a master control system of the hoister.
The output end of the network switch is connected with the mobile phone APP through cloud issuing, and monitoring pictures can be checked on the mobile phone APP.
A monitoring method of an automatic monitoring system of a mine hoist comprises the following steps: video monitoring is carried out by utilizing cameras of a high-pressure chamber, a low-pressure chamber, a transformer chamber, an operation chamber, a main roller, a hydraulic station, a main motor, a speed reducer, an upper head sheave and a lower head sheave of the hoister, signals output by the cameras are stored by a hard disk video recorder and are combined, spliced and output to a large scheduling display screen by a decoder, and real-time monitoring of each video monitoring point is realized;
utilize the sensor to carry out real-time induction to temperature value, humidity value, vibration condition and the smog condition of reporting to the police in the lifting machine operation to signal transmission to the control PLC after the response, control PLC output divide into two the tunnel, link to each other with the network switch all the way, through network switch, digital video recorder, decoder after, finally show on the large screen of dispatch display, in addition all the way through host computer save, show and send comprehensive automatic system.
The sensor includes: vibration sensors installed at the drum, the main motor, and the head sheave; the temperature sensor and the humidity sensor are used for detecting the temperature of a main transformer, the temperature of a main shaft bearing, the temperature of a main motor winding, the temperature of a main motor bearing, the temperature of an air inlet and an air outlet of a main motor, the ambient temperature of a hoisting machine room and the local temperature in an electric control cabinet; a smoke sensor for smoke alarm.
When the video monitoring system works, the video monitoring points comprise a high-voltage chamber, an electric control chamber, an operation chamber, a hydraulic station, a transformer chamber, a main roller, a speed reducer, a main motor, an upper head sheave, a lower head sheave and the like, high-definition network cameras are selected as the cameras, all video signals are concentrated to a network switch through network cables or optical fibers, are stored through a hard disk video recorder, are combined and spliced through a decoder and output to a scheduling display screen, and can be displayed in a split screen mode or in a combined mode.
The monitoring PLC system detects, analyzes and processes field measured data information transmitted by each sensor, stores, displays and transmits the measured data, the alarm information, the fault information and the like on an upper computer to the integrated automation system, and simultaneously interlocks the alarm information and the fault information to lift the main control system, and timely responds and takes safety measures.
The vibration sensor is arranged on a main shaft bearing seat of the roller, the main motor, the head sheave and the like, transmits vibration acceleration signals of mechanical parts of the roller, the main motor, the head sheave and the like to the monitoring PLC, the monitoring PLC displays the vibration acceleration signals in the forms of historical curves, data reports and the like on the upper computer, can set an alarm interval, and outputs an alarm when the vibration acceleration signals exceed a set alarm value. Meanwhile, the health degree of the mechanical parts can be estimated according to an expert system, and a maintenance early warning is provided: whether the bearing is damaged, whether the gear engagement is broken, whether the foundation bolt is loosened, whether the equipment runs stably and the like.
And detecting the temperature of a main transformer, the temperature of a main shaft bearing, the temperature of a main motor winding, the temperature of a main motor bearing, the temperature of an air inlet and an air outlet of a main motor, the ambient temperature of a hoisting machine room, the local temperature in an electric control cabinet and the like, performing overtemperature alarm, and coordinately controlling the start and stop of the cooling system. And the reason of the temperature rise of the detected objects is analyzed by combining an expert system.
The humidity sensor is combined with the temperature sensor, a complete set of expert system for judging the insulation characteristics of electrical equipment (such as a motor, a converter and the like) is established in the monitoring PLC, heating, dehumidifying and ventilating equipment is controlled in time, and accidents are prevented in advance.
The monitoring system analyzes the data abnormality of the smoke sensor, the monitoring PLC can timely and safely stop and cut off the power supply, timely alarm and prevent overheating and fire, and the equipment loss degree is greatly reduced.
The network switch is connected with a plurality of cameras arranged in the elevator, and the output end of each camera is connected with the output end of the network switch; the purpose of this is: the image data shot by the camera can be transmitted to the network switch, the network switch is used for transmitting the data to the hard disk video recorder and the decoder, and finally the data are displayed on a large scheduling display screen so that workers can check the working conditions of all parts of the elevator in real time.
The output end of the monitoring PLC is connected with the input end of the network switch, and the input end of the monitoring PLC is connected with a plurality of sensors; the purpose of this is: the real-time data value monitored by the sensor can be obtained in real time through the monitoring PLC, and the vibration condition, the temperature and humidity change and the smoke alarm condition of each part of the elevator can be monitored.
The utility model has the advantages that: the utility model relates to a rationally, convenient to use can replace the manual work to monitor each key position of lifting machine, can save the cost of artifical patrol control greatly, and degree of automation is high, is favorable to improving the work efficiency and the factor of safety of lifting machine.
Drawings
Fig. 1 is a working principle diagram of the present invention.
The labels in the figure are: 1. a network switch; 2. a high pressure chamber camera; 3. a low pressure chamber camera; 4. a transformer room camera; 5. an operating room camera; 6. a main roller camera; 7. a hydraulic station camera; 8. a main motor camera; 9. a retarder camera; 10. an upper head sheave camera; 11. a lower head sheave camera; 12. a hard disk video recorder; 13. a decoder; 14. scheduling and displaying a large screen; 15. monitoring the PLC; 16. a vibration sensor; 17. a temperature sensor; 18. a humidity sensor; 19. a smoke sensor; 20. an upper computer; 21. a comprehensive automation system; 22. hoist owner's system.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.
As shown in the figure, the automatic monitoring PLC15 system of the mine hoist comprises a network switch 1 and a monitoring PLC15, wherein the network switch 1 is connected with a plurality of cameras arranged in the hoist, the output end of each camera is connected with the output end of the network switch 1, the output end of the network switch 1 is connected with the input end of a hard disk video recorder 12, the output end of the hard disk video recorder 12 is connected with a decoder 13, and the output end of the decoder 13 is connected with a scheduling display large screen 14; the output of control PLC15 links to each other with network switch 1's input, is connected with a plurality of sensors at control PLC 15's input, and control PLC 15's output is connected with host computer 20, and host computer 20's output links to each other with the input of synthesizing automatic system 21.
The camera includes high-pressure chamber camera 2, low-pressure chamber camera 3, transformer room camera 4, control room camera 5, main cylinder camera 6, hydraulic pressure station camera 7, main motor camera 8, reduction gear camera 9, goes up head sheave camera 10 and lower head sheave camera 11.
The sensors comprise a vibration sensor 16, a temperature sensor 17, a humidity sensor 18 and a smoke sensor 19, wherein the vibration sensor 16 is arranged at the positions of a main shaft bearing seat of a roller, a main motor and a head sheave of the elevator.
And an interface used for carrying out flaw detection of the steel wire rope is reserved on the monitoring PLC 15.
The output end of the monitoring PLC15 is also connected with a master control system of the elevator.
The output end of the network switch 1 is issued through the cloud end to be connected with a mobile phone APP, and a monitoring picture can be checked on the mobile phone APP.
A monitoring method of an automatic monitoring system of a mine hoist comprises the following steps: video monitoring is carried out by utilizing cameras of a high-pressure chamber, a low-pressure chamber, a transformer chamber, an operation chamber, a main roller, a hydraulic station, a main motor, a speed reducer, an upper head sheave and a lower head sheave of the hoister, signals output by the cameras are stored by a hard disk video recorder 12 and are combined, spliced and output to a scheduling display large screen 14 through a decoder 13, and real-time monitoring of each video monitoring is realized;
utilize the sensor to carry out real-time induction to temperature value, humidity value, vibration condition and the smog alarm condition of lifting machine operation in-process to signal transmission to control PLC15 after the response, control PLC15 output is divided into two the tunnel, links to each other with network switch 1 all the way, through network switch 1, hard disk video recorder 12, decoder 13 after, final demonstration is on dispatch display large screen 14, in addition all the way through host computer 20 save, show and send comprehensive automatic system 21.
The sensor includes: vibration sensors 16 installed at the drum, the main motor, and the head sheave; the temperature sensor 17 and the humidity sensor 18 are used for detecting the temperature of a main transformer, the temperature of a main shaft bearing, the temperature of a main motor winding, the temperature of a main motor bearing, the temperature of an air inlet and an air outlet of a main motor, the ambient temperature of a hoisting machine room and the local temperature in an electric control cabinet; a smoke sensor 19 for performing a smoke alarm.
When the video monitoring system works, the video monitoring points comprise a high-voltage chamber, an electric control chamber, an operation chamber, a hydraulic station, a transformer chamber, a main roller, a speed reducer, a main motor, an upper head sheave, a lower head sheave and the like, high-definition network cameras are selected as the cameras, all video signals are concentrated to a network switch 1 through network cables or optical fibers, are stored through a hard disk video recorder 12, are combined, spliced and output to a scheduling display screen through a decoder 13, and can be displayed in a split screen mode or in a combined mode.
The monitoring PLC15 system detects, analyzes and processes the field measured data information transmitted by each sensor, stores, displays and transmits the measured data, alarm information and fault information and the like on the upper computer 20 to the integrated automation system 21, and simultaneously interlocks the alarm information and the fault information with the elevator main control system 22, responds in time and takes safety measures.
The vibration sensor 16 is arranged on the main shaft bearing seats of the roller, the main motor, the head sheave and the like, transmits vibration acceleration signals of mechanical parts of the roller, the main motor, the head sheave and the like to the monitoring PLC15, the monitoring PLC15 displays the vibration acceleration signals on the upper computer 20 in the forms of historical curves, data reports and the like, can set an alarm interval, and outputs an alarm when the vibration acceleration signals exceed a set alarm value. Meanwhile, the health degree of the mechanical parts can be estimated according to an expert system, and a maintenance early warning is provided: whether the bearing is damaged, whether the gear engagement is broken, whether the foundation bolt is loosened, whether the equipment runs stably and the like.
And detecting the temperature of a main transformer, the temperature of a main shaft bearing, the temperature of a main motor winding, the temperature of a main motor bearing, the temperature of an air inlet and an air outlet of a main motor, the ambient temperature of a hoisting machine room, the local temperature in an electric control cabinet and the like, performing overtemperature alarm, and coordinately controlling the start and stop of the cooling system. And the reason of the temperature rise of the detected objects is analyzed by combining an expert system.
The humidity sensor 18 is combined with the temperature sensor 17, a complete set of expert system for judging the insulation characteristics of electrical equipment (such as a motor, a converter and the like) is established in the monitoring PLC15, heating dehumidification and ventilation equipment is controlled in time, and accidents are prevented in advance.
The monitoring PLC15 system analyzes the data abnormity of the smoke sensor 19, the monitoring PLC15 can safely stop in time and cut off the power supply, the alarm is given in time to prevent the overheat fire, and the equipment loss degree is greatly reduced.
The automatic monitoring system of the mine hoist is mainly used for the safe operation monitoring PLC15 of the mine hoist, replaces the routine personnel and patrols and examines the mode, has the following functions:
1. a network camera is adopted to monitor the pictures of the elevator room and the running pictures of the elevator in real time;
2. detecting the equipment state of the elevator in real time;
3. detecting environmental data such as temperature, humidity, smoke and the like of a hoist chamber, an electric control chamber and an operation chamber in real time;
4. the history record and the automatic alarm function can be automatically saved;
5. the function of the existing elevator for electrically controlling and exchanging data can be realized;
6. the interface function of the steel wire rope flaw detection system is reserved, and grid connection is facilitated later;
7. the state information, the fault information and the fault history of the hoist can be uploaded to a comprehensive automation platform, and technical support can be provided for the automation management level of the hoisting mine;
8. safety guarantee is provided for unattended automatic operation of the mine hoist;
9. the alarm information automatic sending mobile phone short message function is provided;
10. the mobile phone APP online checking function is achieved.
Claims (6)
1. An automatic monitoring system of mine winder which characterized in that: the system comprises a network switch and a monitoring PLC, wherein the network switch is connected with a plurality of cameras arranged in a hoist, the output end of each camera is connected with the output end of the network switch, the output end of the network switch is connected with the input end of a digital video recorder, the output end of the digital video recorder is connected with a decoder, and the output end of the decoder is connected with a large scheduling display screen; the output of control PLC links to each other with the input of network switch, is connected with a plurality of sensors at control PLC's input, and control PLC's output is connected with the host computer, and the output of host computer links to each other with integrated automation system's input.
2. The automated mine hoist monitoring system of claim 1, wherein: the camera includes high-pressure chamber camera, low-pressure chamber camera, transformer room camera, control room camera, main cylinder camera, hydraulic pressure station camera, main motor camera, reduction gear camera, goes up head sheave camera and lower head sheave camera.
3. The automated mine hoist monitoring system of claim 1, wherein: the sensors comprise a vibration sensor, a temperature sensor, a humidity sensor and a smoke sensor, and the vibration sensor is arranged at the positions of a main shaft bearing seat of a roller, a main motor and a head sheave of the hoister.
4. The automated mine hoist monitoring system of claim 1, wherein: and an interface for carrying out flaw detection on the steel wire rope is reserved on the monitoring PLC.
5. The automated mine hoist monitoring system of claim 1, wherein: the output end of the monitoring PLC is also connected with a master control system of the hoister.
6. The automated mine hoist monitoring system of claim 1, wherein: the output of network switch passes through high in the clouds issue and connects cell-phone APP, can look over the control picture on cell-phone APP.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921214295.7U CN210457134U (en) | 2019-07-30 | 2019-07-30 | Automatic monitoring system of mine hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921214295.7U CN210457134U (en) | 2019-07-30 | 2019-07-30 | Automatic monitoring system of mine hoist |
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| Publication Number | Publication Date |
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| CN210457134U true CN210457134U (en) | 2020-05-05 |
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| CN201921214295.7U Active CN210457134U (en) | 2019-07-30 | 2019-07-30 | Automatic monitoring system of mine hoist |
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| CN (1) | CN210457134U (en) |
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