CN113432741A - Motor and bearing detection system of large-scale equipment for coal mine - Google Patents
Motor and bearing detection system of large-scale equipment for coal mine Download PDFInfo
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- CN113432741A CN113432741A CN202110882982.1A CN202110882982A CN113432741A CN 113432741 A CN113432741 A CN 113432741A CN 202110882982 A CN202110882982 A CN 202110882982A CN 113432741 A CN113432741 A CN 113432741A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
- G01K7/18—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a linear resistance, e.g. platinum resistance thermometer
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H1/00—Measuring characteristics of vibrations in solids by using direct conduction to the detector
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/02—Means for indicating or recording specially adapted for thermometers
- G01K1/024—Means for indicating or recording specially adapted for thermometers for remote indication
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Abstract
The invention discloses a motor and bearing detection system of large-scale equipment for coal mine in the technical field of coal mine machinery, which comprises: a controller; a power supply component, a power output end of the power supply component is connected to a power input end of the controller; the signal output end of the temperature module is connected to the signal input end of the controller, and the power supply input end of the temperature module is connected to the power supply output end of the power supply assembly; the signal output end of the analog quantity module is connected to the signal input end of the controller, and the power input end of the analog quantity module is connected to the power output end of the power supply assembly.
Description
Technical Field
The invention relates to the technical field of coal mine machinery, in particular to a motor and bearing detection system of large-scale equipment for a coal mine.
Background
Coal mining machinery belongs to a large category of machinery, is special for coal mining, is different from other mining machinery due to the professional characteristics, is used as a large country for coal production, the yield of coal is continuously improved in China every year, and by the end of 2008, the yield of coal in the whole country breaks through 24 hundred million tons, so that the production of the coal mining machinery plays a very important role in China.
According to the file requirements of a new edition 'basic requirements and a scoring method of a coal mine safety production standardized management system', large-scale equipment such as a coal mine pressure fan, a main inclined shaft belt conveyor, a main drainage pump room and the like needs to be provided with a motor and a main bearing temperature and vibration monitoring device. Since the execution of a new edition of 'standard', whether the standard acceptance of local governments or the standard acceptance of superior companies, the problem is put forward from different levels, and becomes the majority of deductions of 'nailers' of coal mines. The device for monitoring the temperature and the vibration of the mining equipment in the current market is blank, the temperature and the vibration of a large-scale equipment motor and a main bearing for a coal mine cannot be effectively detected, the service life of the large-scale equipment is seriously influenced, and great potential safety hazards exist.
Disclosure of Invention
The invention aims to provide a motor and bearing detection system for coal mine large-scale equipment, which aims to solve the problems that the motor and a main bearing for the coal mine large-scale equipment cannot be effectively detected in the background technology, the service life of the large-scale equipment is seriously influenced, and great potential safety hazards exist.
In order to achieve the purpose, the invention provides the following technical scheme: a motor and bearing detection system for coal mine large equipment comprises:
the controller is used for processing and analyzing the signals and monitoring the equipment in the running process;
the power supply assembly is connected with the power supply input end of the controller, and is used for supplying power;
the signal output end of the temperature module is connected to the signal input end of the controller, and the power input end of the temperature module is connected to the power output end of the power supply assembly and used for converting the temperature analog quantity signal into a 4-20mA current signal and a 0-10V voltage signal;
the signal output end of the analog quantity module is connected to the signal input end of the controller, and the power input end of the analog quantity module is connected to the power output end of the power supply assembly and used for converting the vibration analog quantity signal into a 4-20mA current signal and a 0-10V voltage signal;
the signal output end of the temperature measuring part on the detection assembly is connected to the signal input end of the temperature module, and the signal output end of the vibration measuring part on the detection assembly is connected to the signal input end of the analog quantity module and used for collecting the temperature and the vibration quantity of the equipment;
the signal input end of the touch screen is connected to the signal output end of the controller, and the power supply input end of the touch screen is connected to the power supply output end of the power supply assembly and used for displaying the temperature and the vibration quantity of the equipment in real time;
the signal input end of the microprocessor is connected to the signal output ends of the temperature module and the analog quantity module and is used for processing and analyzing signals;
and the signal input end of the communication module is connected to the signal output end of the microprocessor and used for transmitting signals outwards.
Preferably, the power supply module includes:
the power supply module is an SP-350-24 power supply module;
and the power output end of the standby power supply is connected to the power input end of the power supply module.
Preferably, the detection assembly comprises:
the signal output ends of the temperature sensors are connected to the signal input end of the temperature module, and the temperature sensors are PT100 temperature sensors;
and the signal output ends of the vibration sensors are connected to the signal input end of the analog quantity module, and the vibration sensors are HG-ZD type vibration sensors.
Preferably, the controller is an FX3U-16MR small PLC controller.
Preferably, the temperature module is an FX2N-4AD-PT temperature module.
Preferably, the analog quantity module is an FX2N-8AD analog quantity module.
Preferably, the touch screen is an MT6071iP touch screen.
Preferably, the communication module is a WiFi module or a bluetooth module.
Compared with the prior art, the invention has the beneficial effects that: the invention can effectively detect the temperature and vibration of the motor and the main bearing of the large-scale equipment for the coal mine, prolongs the service life of the large-scale equipment, reduces the potential safety hazard of the use of the large-scale equipment, utilizes a PLC control technology, uses an FX3U-16MR small PLC as a host, designs a set of control program through programming software, utilizes a PLC analog quantity acquisition module to carry out signal conversion on the temperature and the vibration quantity during the operation of the equipment, transmits the signal to the PLC, processes and analyzes the signal through the PLC to realize the monitoring and the monitoring of the operation process of the equipment, sets the temperature limit of the motor and the bearing as 75 ℃ by an internal program, sets the upper limit of the vibration quantity of the motor and the bearing as 70mm/s, controls the equipment to be stopped in time through the internal program if the temperature or the vibration quantity of key parts of the equipment exceeds the limit in the operation process, sends out an alarm signal to avoid the damage of the equipment, the maintenance personnel can find out the problems of the equipment in time, solve the problems in time, ensure the safe production of the mine, utilize the sensor technology, the PT100 temperature sensor and the integrated vibration sensor are used for collecting the field temperature and the equipment vibration amount, converting the temperature and vibration analog quantity signals into 4-20mA current signals and 0-10V voltage signals, transmitting the signals to a PLC analog quantity module, utilizing the touch screen communication technology, a set of human-computer interface is designed through touch screen programming software, the running state of the field device is simulated, a 485 communication technology is used, the intelligent temperature control system is in perfect communication with the PLC, signals collected by the PLC are uploaded to a human-computer interface, real-time display is achieved, field workers can visually see temperature values and vibration values of key parts of field equipment through the human-computer interface, equipment can be controlled to operate through a touch screen, and problems can be found and solved at the first time.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a block diagram of the power module of the present invention;
FIG. 3 is a block diagram of a detection assembly according to the present invention.
In the figure: 100 controller, 200 power supply assembly, 210 power supply module, 220 backup power supply, 300 temperature module, 400 analog quantity module, 500 detection assembly, 510 temperature sensor, 520 vibration sensor, 600 touch screen, 700 microprocessor, 800 communication module.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a motor and bearing detection system of large-scale equipment for coal mines, which can effectively detect the temperature and vibration of the motor and a main bearing of the large-scale equipment for coal mines, prolong the service life of the large-scale equipment and reduce the potential safety hazard of the use of the large-scale equipment, and please refer to fig. 1, and the system comprises the following components: the device comprises a controller 100, a power supply assembly 200, a temperature module 300, an analog quantity module 400, a detection assembly 500, a touch screen 600, a microprocessor 700 and a communication module 800;
referring to fig. 1 again, the controller 100 is used for processing and analyzing signals and monitoring the equipment in the operation process, the controller 100 is an FX3U-16MR small PLC controller and monitoring the equipment in the operation process, an internal program sets the temperature limit of a motor and a bearing to be 75 ℃, the upper limit of the vibration quantity of the motor and the bearing is 70mm/s, if the temperature or the vibration quantity of key components of the equipment in the operation process exceeds the limit, the equipment is controlled to be stopped in time through the internal program and sends out an alarm signal to avoid the equipment from being damaged, so that a maintainer can find out that the equipment has problems in time, solve the problems in time and ensure the safe production of a mine;
referring to fig. 1-2, a power supply output terminal of the power supply module 200 is connected to a power supply input terminal of the controller 100 for supplying power, and the power supply module 200 includes:
the power module 210 is an SP-350-24 power module and provides power through the power module 710;
the power output end of the standby power supply 220 is connected to the power input end of the power supply module 210, and when the external power supply cannot be supplied, the standby power supply 720 is used for supplying power to the power supply module 710;
referring to fig. 1 again, the signal output terminal of the temperature module 300 is connected to the signal input terminal of the controller 100, the power input terminal of the temperature module 300 is connected to the power output terminal of the power module 200, and is used for converting the temperature analog signal into a 4-20mA current signal and a 0-10V voltage signal, and the temperature module 300 is an FX2N-4AD-PT temperature module;
referring to fig. 1 again, the signal output terminal of the analog quantity module 400 is connected to the signal input terminal of the controller 100, the power input terminal of the analog quantity module 400 is connected to the power output terminal of the power supply module 200, and is used for converting the vibration analog quantity signal into a 4-20mA current signal and a 0-10V voltage signal, and the analog quantity module 400 is an FX2N-8AD analog quantity module;
referring to fig. 1 and 3, a signal output terminal of a temperature measuring portion of the detecting assembly 500 is connected to a signal input terminal of the temperature module 300, and a signal output terminal of a vibration measuring portion of the detecting assembly 500 is connected to a signal input terminal of the analog quantity module 400, for collecting a temperature and a vibration quantity of the device, the detecting assembly 500 includes:
the signal output ends of the plurality of temperature sensors 510 are all connected to the signal input end of the temperature module 300, the temperature sensors 510 are PT100 temperature sensors, the number of the temperature sensors 510 is 3, the temperature sensors 510 are mounted on the motor and the bearing seat, the temperature sensors 510 detect the temperature of the motor and the bearing seat, the temperature sensors 510 transmit the collected temperature of the motor and the bearing seat to the temperature module 300, and the temperature module 300 converts the analog quantity signal into a 4-20mA current signal and a 0-10V voltage signal and transmits the signals to the controller 100;
the signal output ends of the vibration sensors 520 are all connected to the signal input end of the analog quantity module 400, the vibration sensors 520 are HG-ZD type vibration sensors, the number of the vibration sensors 520 is 3, the vibration sensors 520 are mounted on the motor and the bearing seat, the motor and the bearing seat are subjected to vibration detection through the vibration sensors 520, the vibration sensors 520 transmit the collected vibration quantity of the motor and the bearing seat to the analog quantity module 400, and the analog quantity signals are converted into 4-20mA current signals and 0-10V voltage signals through the analog quantity module 400 and transmitted to the controller 100;
referring to fig. 1 again, a signal input terminal of the touch screen 600 is connected to a signal output terminal of the controller 100, a power input terminal of the touch screen 600 is connected to a power output terminal of the power supply module 200, so as to display the temperature and vibration amount of the device in real time, and the touch screen 600 is an MT6071iP touch screen;
referring to fig. 1 again, a signal input end of the microprocessor 700 is connected to signal output ends of the temperature module 300 and the analog quantity module 400, and is used for processing and analyzing signals and monitoring the operation process of the equipment, an internal program sets a temperature limit of a motor and a bearing to be 75 ℃, an upper limit of vibration quantity of the motor and the bearing is 70mm/s, and if the temperature or the vibration quantity of key parts of the equipment is over-limited in the operation process, the signals are transmitted outwards through the internal program;
referring to fig. 1 again, a signal input end of the communication module 800 is connected to a signal output end of the microprocessor 700 and is configured to transmit a signal to the outside, the communication module 800 is a WiFi module or a bluetooth module, the communication module 800 is matched with a mobile device of an operator or a maintenance worker, and when the communication module 800 receives the signal sent by the microprocessor 700, an alarm signal is sent to the operator or the maintenance worker through the communication module 800, so that a medium-remote alarm can be realized.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the various features of the embodiments disclosed herein may be used in any combination, provided that there is no structural conflict, and the combinations are not exhaustively described in this specification merely for the sake of brevity and conservation of resources. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (8)
1. The utility model provides a motor and bearing detecting system of main equipment for coal mine which characterized in that: the method comprises the following steps:
the controller (100) is used for processing and analyzing the signals and monitoring the equipment in the running process;
a power supply assembly (200), a power supply output of the power supply assembly (200) being connected to a power supply input of the controller (100) for providing power;
a signal output end of the temperature module (300) is connected to a signal input end of the controller (100), a power supply input end of the temperature module (300) is connected to a power supply output end of the power supply assembly (200) and used for converting a temperature analog quantity signal into a 4-20mA current signal and a 0-10V voltage signal;
an analog quantity module (400), wherein a signal output end of the analog quantity module (400) is connected to a signal input end of the controller (100), a power supply input end of the analog quantity module (400) is connected to a power supply output end of the power supply assembly (200) and used for converting the vibration analog quantity signal into a 4-20mA current signal and a 0-10V voltage signal;
the signal output end of a temperature measuring part on the detection assembly (500) is connected to the signal input end of the temperature module (300), and the signal output end of a vibration measuring part on the detection assembly (500) is connected to the signal input end of the analog quantity module (400) and is used for collecting the temperature and the vibration quantity of the equipment;
a signal input end of the touch screen (600) is connected to a signal output end of the controller (100), and a power input end of the touch screen (600) is connected to a power output end of the power supply assembly (200) and used for displaying the temperature and the vibration quantity of the equipment in real time;
a microprocessor (700), wherein a signal input end of the microprocessor (700) is connected to a signal output end of the temperature module (300) and the analog quantity module (400) and is used for processing and analyzing signals;
a signal input end of the communication module (800) is connected to a signal output end of the microprocessor (700) and is used for transmitting signals outwards.
2. The system for detecting the motor and the bearing of the large-scale equipment for the coal mine according to claim 1, wherein: the power supply assembly (200) comprises:
a power module (210), the power module (210) being an SP-350-24 power module;
a backup power supply (220), a power output of the backup power supply (220) being connected to a power input of the power supply module (210).
3. The system for detecting the motor and the bearing of the large-scale equipment for the coal mine according to claim 1, wherein: the detection assembly (500) comprises:
a plurality of temperature sensors (510), signal outputs of the plurality of temperature sensors (510) are all connected to a signal input of the temperature module (300), and the temperature sensors (510) are PT100 temperature sensors;
a plurality of vibration sensors (520), the signal output ends of the plurality of vibration sensors (520) are all connected to the signal input end of the analog quantity module (400), and the vibration sensors (520) are HG-ZD type vibration sensors.
4. The system for detecting the motor and the bearing of the large-scale equipment for the coal mine according to claim 1, wherein: the controller (100) is an FX3U-16MR small PLC controller.
5. The system for detecting the motor and the bearing of the large-scale equipment for the coal mine according to claim 1, wherein: the temperature module (300) is an FX2N-4AD-PT temperature module.
6. The system for detecting the motor and the bearing of the large-scale equipment for the coal mine according to claim 1, wherein: the analog quantity module (400) is an FX2N-8AD analog quantity module.
7. The system for detecting the motor and the bearing of the large-scale equipment for the coal mine according to claim 1, wherein: the touch screen (600) is an MT6071iP touch screen.
8. The system for detecting the motor and the bearing of the large-scale equipment for the coal mine according to claim 1, wherein: the communication module (800) is a WiFi module or a Bluetooth module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110882982.1A CN113432741A (en) | 2021-08-02 | 2021-08-02 | Motor and bearing detection system of large-scale equipment for coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110882982.1A CN113432741A (en) | 2021-08-02 | 2021-08-02 | Motor and bearing detection system of large-scale equipment for coal mine |
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| Publication Number | Publication Date |
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| CN113432741A true CN113432741A (en) | 2021-09-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110882982.1A Withdrawn CN113432741A (en) | 2021-08-02 | 2021-08-02 | Motor and bearing detection system of large-scale equipment for coal mine |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101963797A (en) * | 2010-04-16 | 2011-02-02 | 中国矿业大学 | Embedded system based intrinsic safety type coal mining machine state monitoring and analyzing device |
| CN202231414U (en) * | 2011-09-30 | 2012-05-23 | 宝钢发展有限公司 | Vibrational temperature detection and protection device of motor |
| CN102707232A (en) * | 2012-06-01 | 2012-10-03 | 深圳市海亿达能源科技股份有限公司 | Online monitoring device of state of motor device and monitoring method thereof |
| CN104748882A (en) * | 2015-03-16 | 2015-07-01 | 枣庄矿业（集团）有限责任公司柴里煤矿 | Remote alarming device for limit-exceeding temperature of hand bearing |
| CN107664580A (en) * | 2016-07-27 | 2018-02-06 | 上海王智测控技术有限公司 | A kind of motor health status monitoring instrument |
| CN112782577A (en) * | 2021-01-21 | 2021-05-11 | 安徽理工大学 | Multi-sense fusion coal mine large motor fault diagnosis system |
-
2021
- 2021-08-02 CN CN202110882982.1A patent/CN113432741A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101963797A (en) * | 2010-04-16 | 2011-02-02 | 中国矿业大学 | Embedded system based intrinsic safety type coal mining machine state monitoring and analyzing device |
| CN202231414U (en) * | 2011-09-30 | 2012-05-23 | 宝钢发展有限公司 | Vibrational temperature detection and protection device of motor |
| CN102707232A (en) * | 2012-06-01 | 2012-10-03 | 深圳市海亿达能源科技股份有限公司 | Online monitoring device of state of motor device and monitoring method thereof |
| CN104748882A (en) * | 2015-03-16 | 2015-07-01 | 枣庄矿业（集团）有限责任公司柴里煤矿 | Remote alarming device for limit-exceeding temperature of hand bearing |
| CN107664580A (en) * | 2016-07-27 | 2018-02-06 | 上海王智测控技术有限公司 | A kind of motor health status monitoring instrument |
| CN112782577A (en) * | 2021-01-21 | 2021-05-11 | 安徽理工大学 | Multi-sense fusion coal mine large motor fault diagnosis system |
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