CN202467895U - Mining explosion-proof digital intelligent gas drainage pump - Google Patents
Mining explosion-proof digital intelligent gas drainage pump Download PDFInfo
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- CN202467895U CN202467895U CN2012200149436U CN201220014943U CN202467895U CN 202467895 U CN202467895 U CN 202467895U CN 2012200149436 U CN2012200149436 U CN 2012200149436U CN 201220014943 U CN201220014943 U CN 201220014943U CN 202467895 U CN202467895 U CN 202467895U
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Abstract
The utility model discloses a mining explosion-proof digital intelligent gas drainage pump, which belongs to the field of gas drainage pumps. The mining explosion-proof digital intelligent gas drainage pump is provided with an intelligent control system; sensors are arranged at every position on the gas drainage pump and on a main motor; the output ends of the sensors are connected with the intelligent control system; and the intelligent control system is provided with an electric valve which is connected with a main motor controller and the gas drainage pump, and is used for transmitting acquired data through an electric signal, computing, judging, sending a control command and controlling the gas drainage pump in a coordinated way. Due to the arrangement of each state information sensor and an integral design, the safety running state of the gas drainage pump is monitored more integrally and completely, and automatic intelligent control is realized.
Description
Technical field
The utility model provides a kind of pumping equipment that is used for coal industry, belongs to the gas suction pump field, is a kind of mine explosion-suppression digital intellectualization gas suction pump specifically.
Background technology
In process of coal mining, owing to contain a large amount of methane gas in the coal seam, be prone to the disaster of blasting, bring very big danger to exploitation.Be to administer the gas disaster, people's utility model the mining mobile gas pumping station, can directly go deep into the scene and directly draw out methane, and through pipeline methane gas is transported to ground and be used, change harmful to treasure.The portable gas pumping station (like novel 200720010631.7 " the mining mobile gas variable extraction pumping plants " of practicality) that is applied to the colliery industry at present mainly comprises: compositions such as water ring vacuum pump, motor, gas steam-water separator, water cut-off protection appearance, low-concentration methane sensor, methane monitor breaker, orifice flowmeter, explosion-proof vacuum magnetic starter and mobile chassis.Characteristics are that simple, the intelligent degree of configuration is not high.The gas exceeding limit breaker device that breaker device and low-concentration methane sensor and methane monitor breaker form of cutting off the water just plays a protective role to pumping plant, and can not monitor in real time the gas drainage under suction parameter.The extraction parameter comprises that data such as flow, concentration, temperature, negative pressure can not on-the-spotly show and record, can not detect the running temperature of gas pump.
Chinese patent CN101749044B discloses a kind of intelligent movable gas pumping station for mine; Belong to the mining equipment technical field; It is characterized in that: be provided with intelligent monitoring substation and water softening device; The intelligent monitoring substation comprises processor and mining differential pressure pick-up, mining pressure sensor, mining temperature pick up, pipeline sensing methane concentration device, explosion-proof type threephase asynchronous again.Link to each other with water ring vacuum pump through shaft coupling, the water ring vacuum pump inlet links to each other with pump-line, and the water ring vacuum pump outlet links to each other with permanent water level Device in Gas separator.This patent has realized the scene of the parameter of gas flow, concentration, temperature, negative pressure is shown and real-time monitoring and control.But the deficiency of its existence is, can not testing pump axle temperature degree and main motor temperature, and safe operation situation that therefore can not the overall monitor gas suction pump has also realized not Based Intelligent Control simultaneously.
The utility model content
According to above deficiency of the prior art, the problem that the utility model will solve is: a kind of safe operation situation of overall monitor gas suction pump is provided, the mine explosion-suppression digital intellectualization gas suction pump of automatic intelligent control.
The utility model solves the technical scheme that its technical problem adopted: mine explosion-suppression digital intellectualization gas suction pump; Comprise main motor and gas suction pump; The output shaft of main motor connects the main shaft of gas suction pump through transmission device; It is characterized in that: intelligence control system is set; Air inlet port and gas outlet at gas suction pump are provided with the first pipeline high concentration gas sensor respectively, at the housing of gas suction pump environment low concentration gas sensor are set, and B/P EGR Back Pressure Transducer EGR is set in the housing; Admission line is provided with flow transmitter; The water inlet is provided with positive pressure sensor, water inlet temperature pick up, and the pump cover of gas suction pump is provided with the bearing temperature sensor, at main motor the motor temperature sensor is set; The output of pipeline high concentration gas sensor, environment low concentration gas sensor, B/P EGR Back Pressure Transducer EGR, positive pressure sensor, flow transmitter, bearing temperature sensor and motor temperature sensor is provided with connection of intelligent control system, and intelligence control system is provided with the electrically operated valve that connects main electric machine controller and gas suction pump.
Intelligence control system is transmitted the data that collect, calculate, judge through the signal of telecommunication, and sends control command, coordination control gas suction pump.
Transmission device both can be a belt, also can be the combination of reductor and shaft coupling, and the basic principle of gas suction pump is at present; Be contained in eccentric being installed in the cylindrical pump housing of impeller on the axle, and the rotation of wheel rotor therein makes working solution in the pump housing, form the pendular ring of rotation, pendular ring is pulsed between two impellers of impeller; In suction side; Away from impeller opinion wheel hub, gas gets in the pump, at exhaust side through the air entry on the disk pendular ring gradually; Pendular ring is again gradually near impeller hub, and gas is compressed and is axially discharged through the exhaust opening on the disk.
Pipeline high concentration gas sensor; Monitor the gas density of body that gas suction pump is bled in real time; The gas density signal that monitors converted into 4 to 20mA the signal of telecommunication and is sent to intelligence control system, with sensor be contained in the pump more can precise monitoring pump institute gas pumping gas concentration.
Environment low concentration gas sensor; Monitor on-the-spot gas suction pump environment gas density in real time; The gas density signal that monitors converted into 4 to 20mA the signal of telecommunication and be sent to intelligence control system; The control system guarantees like this that according to monitoring to such an extent that the environment gas density is come the start-stop of control pump the pump scene is safe in utilization.
B/P EGR Back Pressure Transducer EGR is monitored vacuum in real time; The vacuum signal that monitors converted into 4 to 20mA the signal of telecommunication and be sent to intelligence control system; The control system can control electrically operated valve according to pre-set vacuum; Make vacuum reach constant, reach energy-conservation purpose thereby reduce main motor current output.This vacuum can be set.
Flow transmitter; Monitor flow in real time; The flow signal that monitors converted into 4 to 20mA the signal of telecommunication and be sent to intelligence control system, the control system can calculate the amount of the pure gas of taking out automatically according to monitoring flow and gas density, for the user provides more detailed data information.
The motor temperature sensor is monitored main motor temperature in real time, and will monitor temperature signal and convert 4 to 20mA the signal of telecommunication into and be sent to intelligence control system, when temperature reaches the temperature of setting, and system alarm, autostop when exceeding the temperature of qualification; Alarming value and limit value can be set.
The bearing temperature sensor, real-time monitoring bearing temperature, and will monitor temperature signal and convert 4 to 20mA the signal of telecommunication into and be sent to intelligence control system; When temperature reaches the temperature of setting; System alarm, autostop when exceeding the temperature of qualification, alarming value and limit value can be set.
Main electric moter voltage, current detector can also be set; Each sensor of gas suction pump is handled the service data that collects through intelligence control system, rate of air sucked in required, vacuum, electrically operated valve, power of motor output are engaged on best efficient, the energy-conservation point all the time.
Wherein preferred version is:
The end cap below of described gas suction pump is provided with water inlet cooling-water temperature sensor and hydraulic pressure sensor, the output connection of intelligent control system of cooling-water temperature sensor and hydraulic pressure sensor.Water temperature sensor is monitored the temperature of water in the pump in real time; And will monitor temperature signal and convert 4 to 20mA the signal of telecommunication into and be sent to intelligence control system; Alarm when water temperature is higher than setting value, system's autostop when being higher than limit value, alarming value and limit value can be set.Pressure sensor; Monitor the pressure of water in the pump in real time; And convert the pressure signal that monitors into 4 to 20mA the signal of telecommunication and be sent to intelligence control system, when hydraulic pressure is lower than the setting alarm, when hydraulic pressure still is lower than setting in the time that limits; System's autostop, alarming value and limit value can be set.
Described intelligence control system comprises data acquisition unit, data processing unit, electrical isolation unit and performance element; The input of data acquisition unit connects the output of pipeline high concentration gas sensor, environment low concentration gas sensor, B/P EGR Back Pressure Transducer EGR, positive pressure sensor, flow transmitter, bearing temperature sensor and motor temperature sensor respectively through the electrical isolation unit; The output of data acquisition unit connects the input of data processing unit; The output of data processing unit is provided with the connection performance element, and performance element is provided with the electrically operated valve that connects main electric machine controller, gas suction pump respectively and advances the draining electrically operated valve.
The output of the data processing unit of described intelligence control system is provided with the connection display unit.Be used for real various data, read the status data of gas suction pump intuitively.
The data terminal of the data processing unit of described intelligence control system is provided with the connection touch-screen.Be convenient to video data and set with input, the original independent input equipment of comparing, conserve space is practiced thrift cost more.
The communication terminal of the data processing unit of described intelligence control system is provided with the connection communication unit.Can realize data upload, report to the police and interrupt communication and command transfer.Both wire transmission can be adopted, also wireless transmission can be adopted.
The air inlet pipeline of described gas suction pump and outlet pipe are provided with the second pipeline high concentration gas sensor respectively, and the output of the second pipeline high concentration gas sensor is provided with connection of intelligent control system.Increase respectively at air inlet/outlet pipe pipeline high concentration gas sensor is set; Pipeline high concentration gas sensor with air inlet port and gas outlet is gathered the gas density data; More accurately, detailed, the dual fail-safe of data; Can compare simultaneously two groups of data and in time search pipeline gas leakage point, improve safety.
The power end of the data processing unit of described intelligence control system connects current supply circuit through voltage regulation unit.
Described B/P EGR Back Pressure Transducer EGR and flow transmitter are respectively arranged with data storage cell, preserve image data, and convenience need be to gather, and calculates and call data.
The beneficial effect that the utility model mine explosion-suppression digital intellectualization gas suction pump is had is: through each status information sensor is set; Through integrated design; The safe operation situation of overall monitor gas suction pump more on the whole, realize automatic intelligent control:
1. monitoring, monitoring and record environment gas density, pipeline gas density, pure gas emission, tolerance, vacuum, motor temperature, bearing temperature, supply water temperature, pressure of supply water, electric current, voltage etc. have been realized and with data recorded automatic report generation, curve map; Can consult the historical working condition of pump according to curve map, form, when when full and down turns round as recognize pump according to current curve diagram, the pump underload running when, and form, curve map can be used the USB mouth output of communication terminal;
2. realized and to have started, to stop according to each parts situation automatic control motor; Can be according to the by-pass valve control aperture of vacuum size intelligence, when reaching, vacuum sets that valve reduces aperture when requiring, when being lower than, vacuum sets that valve increases aperture when requiring, and make vacuum reach the constant motor power output that reduces, reach energy-saving effect;
3. make judgement according to the motor temperature of real-time monitoring, when temperature reaches the temperature of setting, system alarm, autostop when exceeding the temperature of qualification;
4. make judgement according to the bearing temperature of real-time monitoring, when temperature reaches the temperature of setting, system alarm, autostop when exceeding the temperature of qualification;
5. alarm when water temperature is higher than setting value, system's autostop when being higher than limit value;
Hydraulic pressure just often guarantee the gas suction pump operational support, when hydraulic pressure is lower than the setting alarm, when hydraulic pressure still is lower than setting in the time that limits, system's autostop;
7. realized the control of full touch-screen, consulted, setup parameter all realizes with touch-screen.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Fig. 2 is the electrical principle block diagram of the utility model;
Wherein: 1, intelligence control system 2, main motor 3, automatic drain valve 4, water inlet 5, electrically operated valve 6, pump cover 7,9,11,12, pipeline high concentration gas sensor 8, B/P EGR Back Pressure Transducer EGR 10, outlet pipe 13, air inlet pipeline.
The specific embodiment
Below in conjunction with accompanying drawing the embodiment of the utility model is done and to further describe:
Embodiment 1:
Like Fig. 1, shown in 2; The output shaft of main motor 2 connects the main shaft of gas suction pump through belt, in the air inlet port and the gas outlet of gas suction pump pipeline high concentration gas sensor 9,7 is set respectively, at the housing of gas suction pump environment low concentration gas sensor is set; B/P EGR Back Pressure Transducer EGR 8 is set in the housing; Water inlet 4 places are provided with positive pressure sensor, temperature pick up, the air inlet port flow transmitter, and the pump cover 6 of gas suction pump is provided with the bearing temperature sensor; At main motor 2 the motor temperature sensor is set; The output of pipeline high concentration gas sensor 9,7, environment low concentration gas sensor, B/P EGR Back Pressure Transducer EGR, positive pressure sensor, flow transmitter, bearing temperature sensor and motor temperature sensor is provided with connection of intelligent control system 1, and intelligence control system 1 is provided with the electrically operated valve 5 that connects main electric machine controller and gas suction pump, and intelligence control system 1 is transmitted the data that collect, calculate, judge through the signal of telecommunication; And send control command, coordinate the control gas suction pump.
Main electric moter voltage, current detector can also be set; Coordinate the control gas suction pump; Each sensor that is meant gas suction pump is handled the service data that collects through intelligence control system, rate of air sucked in required, vacuum, electrically operated valve, power of motor output are engaged on best efficient, the energy-conservation point all the time.
The basic principle of gas suction pump is at present, be contained in eccentric being installed in the cylindrical pump housing of impeller on the axle, and the rotation of wheel rotor therein makes working solution in the pump housing, form the pendular ring that rotates; Pendular ring is pulsed between two impellers of impeller, and in suction side, pendular ring is gradually away from impeller opinion wheel hub; Gas gets in the pump through the air entry on the disk; At exhaust side, pendular ring is again gradually near impeller hub, and gas is compressed and is axially discharged through the exhaust opening on the disk.
Intelligence control system comprises data acquisition unit, data processing unit, electrical isolation unit and performance element; The input of data acquisition unit connects the output of pipeline high concentration gas sensor, environment low concentration gas sensor, B/P EGR Back Pressure Transducer EGR, positive pressure sensor, flow transmitter, bearing temperature sensor and motor temperature sensor respectively through the electrical isolation unit; The output of data acquisition unit connects the input of data processing unit; The output of data processing unit is provided with the connection performance element; Performance element is provided with the electrically operated valve 5 that connects main electric machine controller and gas suction pump, and automatic drain valve 3, water intaking valve.
Embodiment 2:
On the basis of embodiment 1, the air inlet pipeline 13 and the outlet pipe 10 of gas suction pump are provided with pipeline high concentration gas sensor 12,11 respectively, and the output of pipeline high concentration gas sensor 12,11 is provided with connection of intelligent control system 1.Increase respectively at air inlet/outlet pipe pipeline high concentration gas sensor is set; Pipeline high concentration gas sensor with air inlet port and gas outlet is gathered the gas density data; More accurately, detailed, the dual fail-safe of data; Can compare simultaneously two groups of data and in time search pipeline gas leakage point, improve safety.
Embodiment 3:
On the basis of above embodiment, water inlet 4 cooling-water temperature sensors and hydraulic pressure sensor are set below the end cap of gas suction pump, the output connection of intelligent control system of cooling-water temperature sensor and hydraulic pressure sensor.Water temperature sensor is monitored the temperature of water in the pump in real time; And will monitor temperature signal and convert 4 to 20mA the signal of telecommunication into and be sent to intelligence control system; Alarm when water temperature is higher than setting value, system's autostop when being higher than limit value, alarming value and limit value can be set.Pressure sensor; Monitor the pressure of water in the pump in real time; And convert the pressure signal that monitors into 4 to 20mA the signal of telecommunication and be sent to intelligence control system, when hydraulic pressure is lower than the setting alarm, when hydraulic pressure still is lower than setting in the time that limits; System's autostop, alarming value and limit value can be set.
Embodiment 4:
On the basis of above embodiment, intelligence control system is further improved, the output of its data processing unit is provided with the connection display unit.Be used for real various data, read the status data of gas suction pump intuitively.
Embodiment 5:
On the basis of embodiment 1-3, the data terminal of data processing unit is provided with the connection touch-screen.Be convenient to video data and set with input, the original independent input equipment of comparing, conserve space is practiced thrift cost more.
Embodiment 6:
On the basis of above embodiment, the communication terminal of data processing unit is provided with the connection communication unit.Can realize data upload, report to the police and interrupt communication and command transfer.Both wire transmission can be adopted, also wireless transmission can be adopted.
The power end of the data processing unit of intelligence control system connects current supply circuit through voltage regulation unit.
B/P EGR Back Pressure Transducer EGR and flow transmitter are respectively arranged with data storage cell, preserve image data, and convenience need be to gather, and calculates and call data.
The electronic devices and components connection of the gas suction pump of mentioning in the utility model, main motor 2 and intelligence control system, voltage isolation etc. are common prior art, its setting and be used for industry technician and grasp.
Operating principle and use:
Start flow process: the 1st step, the main electricity of affirmation show;
The 2nd step, feed water valve are opened water supply, and the air inlet port valve is in closed condition simultaneously;
Behind the 3rd step, the water supply 5S, electric motor starting, electric motor starting 15S late gate is progressively opened.
The parking flow process: the 1st goes on foot, closes air intake valve, inlet valve;
The 2nd step, air intake valve, inlet valve are closed power failure machine after 1 minute;
Opening water discharge valve behind the 3rd step, the motor parking 30S cut out draining after 5 minutes.
The experiment proof:
Stable through the improved gas suction pump long-play of present technique, improve 50% application life, save cost 15%.
Claims (9)
1. mine explosion-suppression digital intellectualization gas suction pump comprises main motor and gas suction pump, and the output shaft of main motor is characterized in that through the main shaft of transmission device connection gas suction pump:
Intelligence control system is set, the first pipeline high concentration gas sensor is set respectively, environment low concentration gas sensor is set at the housing of gas suction pump in the air inlet port and the gas outlet of gas suction pump; B/P EGR Back Pressure Transducer EGR is set in the housing; The water inlet is provided with positive pressure sensor, and admission line is provided with flow transmitter, and the pump cover of gas suction pump is provided with the bearing temperature sensor; At main motor the motor temperature sensor is set
The output of pipeline high concentration gas sensor, environment low concentration gas sensor, B/P EGR Back Pressure Transducer EGR, positive pressure sensor, flow transmitter, bearing temperature sensor and motor temperature sensor is provided with connection of intelligent control system, and intelligence control system is provided with the electrically operated valve that connects main electric machine controller and gas suction pump.
2. mine explosion-suppression digital intellectualization gas suction pump according to claim 1; It is characterized in that: the end cap below of described gas suction pump is provided with water inlet cooling-water temperature sensor and hydraulic pressure sensor, the output connection of intelligent control system of cooling-water temperature sensor and hydraulic pressure sensor.
3. mine explosion-suppression digital intellectualization gas suction pump according to claim 1 and 2; It is characterized in that: described intelligence control system comprises data acquisition unit, data processing unit, electrical isolation unit and performance element; The input of data acquisition unit connects the output of pipeline high concentration gas sensor, environment low concentration gas sensor, B/P EGR Back Pressure Transducer EGR, positive pressure sensor, flow transmitter, bearing temperature sensor and motor temperature sensor respectively through the electrical isolation unit; The output of data acquisition unit connects the input of data processing unit; The output of data processing unit is provided with the connection performance element, and performance element is provided with the electrically operated valve that connects main electric machine controller, gas suction pump respectively and advances the draining electrically operated valve.
4. mine explosion-suppression digital intellectualization gas suction pump according to claim 1 and 2, it is characterized in that: the output of the data processing unit of described intelligence control system is provided with the connection display unit.
5. mine explosion-suppression digital intellectualization gas suction pump according to claim 1 and 2, it is characterized in that: the data terminal of the data processing unit of described intelligence control system is provided with the connection touch-screen.
6. mine explosion-suppression digital intellectualization gas suction pump according to claim 1 and 2, it is characterized in that: the communication terminal of the data processing unit of described intelligence control system is provided with the connection communication unit.
7. mine explosion-suppression digital intellectualization gas suction pump according to claim 1 and 2; It is characterized in that: the air inlet pipeline of described gas suction pump and outlet pipe are provided with the second pipeline high concentration gas sensor respectively, and the output of the second pipeline high concentration gas sensor is provided with connection of intelligent control system.
8. mine explosion-suppression digital intellectualization gas suction pump according to claim 1 and 2 is characterized in that: the power end of the data processing unit of described intelligence control system connects current supply circuit through voltage regulation unit.
9. mine explosion-suppression digital intellectualization gas suction pump according to claim 1 and 2, it is characterized in that: described B/P EGR Back Pressure Transducer EGR and flow transmitter are respectively arranged with data storage cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200149436U CN202467895U (en) | 2012-01-13 | 2012-01-13 | Mining explosion-proof digital intelligent gas drainage pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200149436U CN202467895U (en) | 2012-01-13 | 2012-01-13 | Mining explosion-proof digital intelligent gas drainage pump |
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| Publication Number | Publication Date |
|---|---|
| CN202467895U true CN202467895U (en) | 2012-10-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200149436U Expired - Fee Related CN202467895U (en) | 2012-01-13 | 2012-01-13 | Mining explosion-proof digital intelligent gas drainage pump |
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| CN (1) | CN202467895U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102562132A (en) * | 2012-01-13 | 2012-07-11 | 博山华翔机械制造有限公司 | Explosion suppression digital intelligence gas drainage pump for mines |
| CN103334781A (en) * | 2013-06-08 | 2013-10-02 | 淮南矿业(集团)有限责任公司 | Monitoring system for potential safety hazard in methane gas exhausting and mining |
| CN105736948A (en) * | 2014-12-12 | 2016-07-06 | 四川省科建煤炭产业技术研究院有限公司 | Coal seam gas extraction pipe control device and control method |
-
2012
- 2012-01-13 CN CN2012200149436U patent/CN202467895U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102562132A (en) * | 2012-01-13 | 2012-07-11 | 博山华翔机械制造有限公司 | Explosion suppression digital intelligence gas drainage pump for mines |
| CN102562132B (en) * | 2012-01-13 | 2015-09-16 | 博山华翔机械制造有限公司 | Explosion suppression digital intelligence gas drainage pump for mines |
| CN103334781A (en) * | 2013-06-08 | 2013-10-02 | 淮南矿业(集团)有限责任公司 | Monitoring system for potential safety hazard in methane gas exhausting and mining |
| CN105736948A (en) * | 2014-12-12 | 2016-07-06 | 四川省科建煤炭产业技术研究院有限公司 | Coal seam gas extraction pipe control device and control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121003 Termination date: 20150113 |
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| EXPY | Termination of patent right or utility model |