CN203500075U - Coal mine main fan on-line monitoring system - Google Patents
Coal mine main fan on-line monitoring system Download PDFInfo
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- CN203500075U CN203500075U CN201320579082.0U CN201320579082U CN203500075U CN 203500075 U CN203500075 U CN 203500075U CN 201320579082 U CN201320579082 U CN 201320579082U CN 203500075 U CN203500075 U CN 203500075U
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- ventilator
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 19
- 239000003245 coal Substances 0.000 title claims abstract description 19
- 238000004886 process control Methods 0.000 claims description 23
- 230000001702 transmitter Effects 0.000 claims description 8
- 238000009423 ventilation Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 101700050571 SUOX Proteins 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000003287 optical Effects 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Abstract
The utility model discloses a coal mine main fan on-line monitoring system. The system comprises a real-time image pickup system, an upper industrial personal computer (IPC) system, a master control programmable logic controller (PLC) and more than two on-site fan control loops, wherein the master control PLC is connected with an IPC in the upper IPC system, the on-site fan control loops are in parallel connection with the master control PLC, and the real-time image pickup system shares the same operating platform with the upper IPC system. Through control of the upper IPC system and the master control PLC, the operation states of all the main fans can be detected, displayed, controlled, protected, warned and managed in the same operating platform. With configuration of the real-time image pickup system, operation of the main fan can be visually monitored, and video signals for shooting on-site conditions of the main fan are displayed and stored through a video hard disk recorder, thereby enabling the coal mine air compressor set on-line monitoring system to be safe, reliable, economical, and convenient to operate.
Description
Technical field
The utility model discloses a kind of main fan control technique field, particularly a kind of coal mine main ventilator online monitoring system.
Background technique
Ventilator is the mechanical energy that relies on input, improves supply gas the side by side machinery of body of gas pressure, and it is a kind of driven fluid machinery.Ventilator is widely used in ventilation, the dust discharge and cooling of factory, mine, tunnel, cooling tower, vehicle, boats and ships and building, the ventilation of boiler and industrial furnace and air inducing, cooling and ventilation in the apparatus of air conditioning and domestic electric appliance, the oven dry of cereal and select and recommend the inflation of wind-tunnel wind regime and Hovercraft and propelling etc.
Coal mine main ventilator is the visual plant to down-hole air-supply, to line monitoring now in fact, makes it to operate in all the time kilter, and for ensureing Safety of Coal Mine Production, protection miner's life and business property safety are significant.
Patent CN201517493U discloses a kind of main fan for mines on-line monitoring and trouble-shooter, employing is installed wind pressure signal sensor in the air port of main fan and is connected PLC through differential pressure transmitter, in the air port of main fan, airflow temperature sensor is installed and is connected PLC through humiture transducer, mounted motor vibration transducer on the motor of main fan, through vibration transmitters, connect PLC, on motor winding, mounting temperature sensor connects PLC, on motor bearings, mounting temperature sensor connects PLC, signal emitter is installed in electric control cubicle and is connected PLC, voltage-current sensor is installed in electric control cubicle and through electrical parameter instrument, is connected PLC, at air door, air door signal emitter is installed and is connected PLC, PLC connects switchboard, switchboard connects respectively the scheme at display device and mining safety monitoring center, overcome in prior art main fan for mines has been used to Single-chip Controlling, the defect of fault-free diagnosis, automatic alarm while being applicable to the monitoring of various main fans in various mines and fault, but this device cannot be realized online real-time monitoring.Patent CN102411363A discloses a kind of running state of mine fan on-line monitoring system and detecting method, comprises and adopts the collection of running state of mine fan parameter, parameter touch screen Real-Time Monitoring, timing to preserve running state of mine fan information; Ventilator running state parameters gathers, and gathers ventilator bearing bush temperature, drive motor bearing bush temperature, drive motor stator temperature, ventilator negative pressure value, ventilator housing vibration values, drive motor control current/voltage value; Wherein, the collecting unit of temperature, negative pressure and vibratory output is comprised of sensor and intelligent instrument; And drive motor control current and voltage quantities directly reads from Electric Machine Control intelligent instrument cashier's office in a shop; Adopt embedded field module; Realize on the whole the collection to each running state amount of ventilator, regularly ventilator running state and exceptional state alarm are carried out to record, automated back-up, in system, has improved monitoring reliability and stability, has dwindled system bulk, has reduced system cost; But this system is difficult to realize the concurrent job of monitoring and real-time photography on same operating platform simultaneously.
Model utility content
The purpose of this utility model is to provide a kind of coal mine main ventilator online monitoring system, realizes the main fan running state of colliery scene is carried out to real-time detection, demonstration, control, protection, warning and management.
Coal mine main ventilator online monitoring system of the present utility model, comprises real-time photography system, upper industrial computer system, main control PLC and 2 above control loops of ventilator on the spot; Main control PLC is connected with the process control machine in upper industrial computer system, each on the spot ventilator control loop and main control PLC be connected in parallel, real-time photography system and upper industrial computer system share an operating platform.
PLC, i.e. writing a Chinese character in simplified form of Programmable Logic Controller, Chinese is " programmable logic controller (PLC) ", is a kind of electronics of digital operation operation, aims in industrial environment application and design.It adopts a class programmable memory, for its internally stored program, and actuating logic computing, sequence control, regularly, counting and the user oriented instruction such as arithmetical operation, and control various types of machinery or production process by numeral or analog pattern input, output.
Described upper industrial computer system comprises process control machine, for the ups power of power supply, the display device being connected with process control machine are provided to process control machine.Preferably, for the ease of relevant parameter, data analysis judged result being shown with paper mold form and preserving, can configure printer, described process control machine is connected with printer.
UPS, is Uninterruptible Power System or Uninterruptible Power Supply, and Chinese is " uninterruptable power source ", is a kind of energy storage device that contains, the constant voltage that the inverter of take is chief component, the uninterruptable power source of constant frequency.Ups power is widely used in continual power supply to single computer, computer network system or other power electronic equipment is provided.
The described control loop of ventilator on the spot comprises temperature transducer, pressure transducer, flow transducer and vibration transducer, and described temperature transducer, pressure transducer, flow transducer and vibration transducer and main control PLC are connected in parallel.
By the control of upper industrial computer system and main control PLC, can on same operating platform, the running state of all ventilators be detected, show, control, protects, be reported to the police and manage.
Described real-time photography system comprises 2 above ccd video cameras and DVR, ccd video camera is used for taking each main fan field conditions, the video signal of each ccd video camera transfers to SCSI hard disk recording camera by vision cable, and matches 500G hard disk and 20 inch liquid crystal displays.
CCD, English full name: Charge-Coupled Device, Chinese full name is Charge Coupled Device, is often called ccd image sensor.CCD is a kind of semiconductor devices, optical image can be converted into digital signal.Ccd video camera has been widely used in each industrial field.
This real-time photography system monitors the work of main fan more intuitively, by SCSI hard disk recording camera, to taking the video signal of main fan field conditions, is shown and preserves, and makes this system accomplish safety, reliable, economic, easy to operate.
Preferably, described temperature transducer is used for gathering bearing of motor temperature, motor stator temperature and ventilator temperature data.Preferably, described temperature transducer is connected with main control PLC by temperature transmitter.
Preferably, described pressure transducer is used for measuring ventilator negative pressure value.Preferably, described pressure transducer is connected with main control PLC by pressure transmitter.
Preferably, described flow transducer is for gathering the air door data on flows of ventilator.
Preferably, described vibration transducer is for gathering the vibration data of ventilator.
The risk that causes the loss of data of process control machine for fear of abnormal conditions, the data security of raising process control machine, is connected a warm back-up process control machine at described process control machine with described main control PLC centre.
Preferably, described main control PLC is the PLC of Siemens S7-300 series.
The beneficial effects of the utility model have:
1,, by the control of upper industrial computer system and main control PLC, can on same operating platform, the running state of all main fans be detected, show, control, protects, be reported to the police and manage.
2, configuration real-time photography system monitors the work of main fan more intuitively, by SCSI hard disk recording camera, to taking the video signal of main fan field conditions, is shown and preserves, and makes this system accomplish safety, reliable, economic, easy to operate.
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
Accompanying drawing explanation
Fig. 1 is the structural representation of 4 ventilation unit supervisory systems of the present utility model.
Fig. 2 is the 1# of the present utility model structural representation of ventilator control loop on the spot.
In figure, 1-CCD vidicon camera, 2-DVR, 3-process control machine, 4-UPS power supply, 5-display device, 6-main control PLC, 7-is ventilator control loop on the spot; 71-temperature transducer, 72-pressure transducer, 73-flow transducer, 74-vibration transducer.
Embodiment
The present embodiment is the utility model preferred implementation, and other all its principles are identical with the present embodiment or approximate with basic structure, all within the utility model protection domain.
Incorporated by reference to referring to accompanying drawing 1, four main ventilation unit supervisory systems of the present utility model, comprise
Real-time photography system: four color infrared ccd video camera 1(only illustrate one) for taking respectively four main fan field conditions, the video signal of each infrared CCD vidicon camera 1 transfers to the SCSI hard disk recording camera 2 on operating table by vision cable, and match 500G hard disk and 20 inch liquid crystal displays are placed on operating platform, make this system accomplish safety, reliably, economical, easy to operate, this real-time photography system monitors the work of main fan more intuitively, by SCSI hard disk recording camera, to taking the video signal of main fan field conditions, show and preserve, upper industrial computer system: comprise process control machine 3, the display device 5 for the ups power (not shown) of power supply, the warm back-up process control machine 4 being connected with process control machine being provided to process control machine, being connected with process control machine, main control PLC 6: be the PLC of Siemens S7-300 series, be connected with warm back-up process control machine 4, with four on the spot ventilator control loop 7(only illustrate one), they and main control PLC 6 are connected in parallel.
Wherein, described upper industrial computer system has following function: show the process parameter, electric parameter, equipment running status (work, stop, fault) of main fan system and alarm parameters etc.; Automatically building database, generates trend curve automatically for important process parameter, electric parameter; Printing reports; While breaking down, utilize the curve of log fault is analyzed and judged.
Real-time photography system and upper industrial computer system share an operating platform.This supervisory system can detect, show, control, protects, report to the police and manage the running state of all main fans on same operating platform.
Incorporated by reference to referring to attached Fig. 1 and 2, the control loop of ventilator on the spot 7 of arbitrary comprises temperature transducer 71, pressure transducer 72, flow transducer 73 and vibration transducer 74, and they and main control PLC 6 are connected in parallel.Wherein: temperature transducer 71, for gathering bearing of motor temperature, motor stator temperature and ventilator temperature data, is connected with main control PLC by temperature transmitter.Pressure transducer 72, for measuring ventilator negative pressure value data, is connected with main control PLC by pressure transmitter.Flow transducer 73 is for gathering the air door data on flows of ventilator.Vibration transducer 74 is for gathering the vibration data of ventilator.
Above disclosed is only preferred embodiment of the present utility model, certainly can not limit with this interest field of the utility model, and the equivalent variations of therefore doing according to the utility model claim, still belongs to the scope that the utility model is contained.
Claims (10)
1. a coal mine main ventilator online monitoring system, is characterized in that: comprise real-time photography system, upper industrial computer system, main control PLC and 2 above control loops of ventilator on the spot; Main control PLC is connected with the process control machine in upper industrial computer system, each on the spot ventilator control loop and main control PLC be connected in parallel, real-time photography system and upper industrial computer system share an operating platform.
2. coal mine main ventilator online monitoring system according to claim 1, is characterized in that: described upper industrial computer system comprises process control machine, for the ups power and the display device being connected with process control machine of power supply are provided to process control machine.
3. coal mine main ventilator online monitoring system according to claim 2, is characterized in that: described process control machine is connected with printer.
4. coal mine main ventilator online monitoring system according to claim 1, it is characterized in that: the described control loop of ventilator on the spot comprises temperature transducer, pressure transducer, flow transducer and vibration transducer, and described temperature transducer, pressure transducer, flow transducer and vibration transducer and main control PLC are connected in parallel.
5. coal mine main ventilator online monitoring system according to claim 1, it is characterized in that: described real-time photography system comprises 2 above ccd video cameras and DVR, ccd video camera is used for taking each main fan field conditions, and the video signal of each ccd video camera transfers to SCSI hard disk recording camera by vision cable.
6. coal mine main ventilator online monitoring system according to claim 4, is characterized in that: described temperature transducer is used for gathering bearing of motor temperature, motor stator temperature and ventilator temperature data; By temperature transmitter, be connected with main control PLC.
7. coal mine main ventilator online monitoring system according to claim 4, is characterized in that: described pressure transducer is used for measuring ventilator negative pressure value; By pressure transmitter, be connected with main control PLC.
8. coal mine main ventilator online monitoring system according to claim 4, is characterized in that: described flow transducer is for gathering the air door data on flows of ventilator.
9. coal mine main ventilator online monitoring system according to claim 4, is characterized in that: described vibration transducer is for gathering the vibration data of ventilator.
10. according to the coal mine main ventilator online monitoring system described in any one in claim 1 to 9, it is characterized in that: described process control machine is connected a warm back-up process control machine with described main control PLC centre.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320579082.0U CN203500075U (en) | 2013-09-18 | 2013-09-18 | Coal mine main fan on-line monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320579082.0U CN203500075U (en) | 2013-09-18 | 2013-09-18 | Coal mine main fan on-line monitoring system |
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| CN203500075U true CN203500075U (en) | 2014-03-26 |
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| CN201320579082.0U Expired - Fee Related CN203500075U (en) | 2013-09-18 | 2013-09-18 | Coal mine main fan on-line monitoring system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104179708A (en) * | 2014-08-14 | 2014-12-03 | 武汉和平风机有限责任公司 | Comprehensive performance testing platform of high-speed magnetic levitation blower |
| CN105090084A (en) * | 2015-08-31 | 2015-11-25 | 上海宝钢节能环保技术有限公司 | Draught fan online monitoring system and method |
| CN105275488A (en) * | 2015-10-30 | 2016-01-27 | 滨州学院 | Mine auxiliary ventilation control system and mine auxiliary ventilation method |
| CN111734670A (en) * | 2020-07-21 | 2020-10-02 | 山东天瑞重工有限公司 | Test system and test method of magnetic suspension blower |
-
2013
- 2013-09-18 CN CN201320579082.0U patent/CN203500075U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104179708A (en) * | 2014-08-14 | 2014-12-03 | 武汉和平风机有限责任公司 | Comprehensive performance testing platform of high-speed magnetic levitation blower |
| CN104179708B (en) * | 2014-08-14 | 2016-06-22 | 武汉和平风机有限责任公司 | Magnetic-suspension high-speed aerator combination property test desk |
| CN105090084A (en) * | 2015-08-31 | 2015-11-25 | 上海宝钢节能环保技术有限公司 | Draught fan online monitoring system and method |
| CN105090084B (en) * | 2015-08-31 | 2017-01-18 | 上海宝钢节能环保技术有限公司 | Draught fan online monitoring system and method |
| CN105275488A (en) * | 2015-10-30 | 2016-01-27 | 滨州学院 | Mine auxiliary ventilation control system and mine auxiliary ventilation method |
| CN111734670A (en) * | 2020-07-21 | 2020-10-02 | 山东天瑞重工有限公司 | Test system and test method of magnetic suspension blower |
| CN111734670B (en) * | 2020-07-21 | 2020-11-10 | 山东天瑞重工有限公司 | Test system and test method of magnetic suspension blower |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140326 Termination date: 20140918 |
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| EXPY | Termination of patent right or utility model |