CN104675429B - A kind of mining multistage intelligent drainage arrangement and method - Google Patents
A kind of mining multistage intelligent drainage arrangement and method Download PDFInfo
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- CN104675429B CN104675429B CN201510046950.2A CN201510046950A CN104675429B CN 104675429 B CN104675429 B CN 104675429B CN 201510046950 A CN201510046950 A CN 201510046950A CN 104675429 B CN104675429 B CN 104675429B
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F16/00—Drainage
Abstract
The invention discloses a kind of mining multistage intelligent drainage arrangement and method, drainage arrangement includes working face water speed control drainage arrangement, the working face water speed control drainage arrangement includes water speed data acquisition unit, water speed data processing unit, control unit and water speed prewarning unit, and the water speed data acquisition unit, control unit, water speed prewarning unit are connected with water speed data processing unit respectively.This drainage arrangement includes working face water speed control drainage arrangement, working face water speed control drainage arrangement can be monitored to water inlet speed 24h of sump, the quantity foundation of turn on pump is provided for timing water drainage device, the generation of excessively stream, overload and switch aging phenomenon that reduction is caused due to frequent start-stop centrifugal pump, extend the service life of centrifugal pump, urgent gushing water event is especially tackled, and scene is withdrawn for workman and necessary time is provided, further ensured the life security of employee.
Description
Technical field
The present invention relates to mine field, more particularly to a kind of mining multistage intelligent drainage arrangement and method.
Background technology
In subterranean body under mine there is crack, joint, fault structure face in the overwhelming majority, and there is water table,
This results in work sweat, water burst, gushing water event occurs often, is that produced on-site brings inconvenience, is employee's life security
Bring threat.
At present, though there is part article to propose the measure that drainage underground is controlled using ground, due to relatively costly and not
Suitable for the adverse circumstances of down-hole, many mines still carry out draining using manual control electric pump, air pump, centrifugal pump.In mineral products
Under the stagnant overall background of industry, it is clearly the most important thing to save production cost, human resources.Traditional artificial drainage is exactly
Water is just arranged, anhydrous not arrange.On the one hand, it is contemplated that electricity price has peak, a flat, Gu Zhifen, the electricity price of peak period when being about valley
2 times or so.Present water discharge method causes certain unnecessary waste in terms of electric energy.On the other hand, continually open
Power failure motivation, can cause the phenomenons such as excessively stream, overload, switching damage, substantially reduce the service life of machinery, to a certain extent
Increase the input of equipment cost.It is few when many during infiltration situation, workman is slack or draining not in time in the case of, it is likely that
Have influence on the normal production of working face.It is especially domestic at present still deficient for the emergent management measure of gushing water event, seriously
Have influence on employee's life security and Business Economic Benefit.
In the control end of drainage system, the operating process of centrifugal pump is still comparatively laborious.Especially in the upper water rank of the pump housing
Section, for the regulation of valve, experienced veteran worker's situation is preferable, but for new person, control is bad to be likely to cause burning pump existing
As so as to affect working face normally to produce.
The content of the invention
In order to solve above-mentioned technical problem, it is mining that the present invention provides that a kind of low cost, drainage effect be good, security performance is high
Multistage intelligent drainage arrangement, and a kind of mining multistage intelligent water discharge method is provided.
Technical proposal that the invention solves the above-mentioned problems is：A kind of mining multistage intelligent drainage arrangement, including working face water
Speed control drainage arrangement, the working face water speed control drainage arrangement include water speed data acquisition unit, water speed data processing list
Unit, control unit and water speed prewarning unit, the water speed data acquisition unit, control unit, water speed prewarning unit respectively with water
Fast data processing unit is connected.
In above-mentioned mining multistage intelligent drainage arrangement, the water speed data processing unit include host computer and PLC, PLC with
Host computer is connected, and the water speed data acquisition unit includes hollow pipeline I, hollow pipeline II, wooden unit, iron block, belt, fluorescence
Band, searchlight I, searchlight II, camera I, camera II, camera III, pipeline base I, pipeline base II, pipeline base I,
Pipeline base II is arranged on sump bottom, and I bottom of hollow pipeline is provided with water seepage hole, and II bottom of hollow pipeline is plugged with sealed rubber
Plug, hollow pipeline I are parallel to each other and are respectively perpendicular in insertion pipeline base I, pipeline base II with hollow pipeline II, and wooden unit is vertical
Hang in hollow pipeline I, in hollow pipeline II, belt two ends are separately fixed on wooden unit, iron block iron block vertical hanging, and
Belt middle and horizontal plane keeping parallelism, camera I, searchlight I, camera II, searchlight II, camera III are sequentially arranged in
On crossbeam above sump, camera I, camera II, III signal output part of camera are connected with PLC, and fluorescent belt spray is put in skin
Take, and in camera I, camera II, III coverage of camera.
In above-mentioned mining multistage intelligent drainage arrangement, described control unit includes main drainpipe, secondary drainpipe, emptying pipeline
And Multi-channel controller, include per road control device centrifugal pump, centrifugation pump motor, automatic valve motor, automatic valve,
Manually-operated gate, water inlet pipe, electromagnetic valve, centrifugation pump motor are connected with centrifugal pump, and the lower end of the water inlet pipe is located in sump,
Water inlet pipe inner bottom is provided with water inlet pipe level sensor, and water inlet pipe upper end is connected with centrifugal pump water inlet, the exhaust of centrifugal pump
Mouth Jing electromagnetic valves are connected with emptying pipeline, and the delivery port of centrifugal pump is handled movable valve and is connected with secondary drainpipe, main drainpipe Jing
Automatic valve is connected on the pipeline between the delivery port of centrifugal pump and manually-operated gate, the automatic valve motor and automatic valve
Door is connected, and the water speed prewarning unit includes the early warning water speed alarm being arranged in sump upper cross-beam, centrifugation pump motor,
Automatic valve motor, electromagnetic valve, early warning water speed alarm are connected with PLC.
In above-mentioned mining multistage intelligent drainage arrangement, the automatic valve includes valve handle, occlusal end, contact jaw, axle
Hold, occlusal end is engaged just with valve handle, contact jaw is closely coupled with occlusal end back and concordant with valve handle, bearing with
Contact jaw center back is closely coupled.
Above-mentioned mining multistage intelligent drainage arrangement also includes working face water-level control apparatus, the working face water lev el control dress
Put including waterlevel data collecting unit and water level prewarning unit, waterlevel data collecting unit includes level sensor I, upper water level
Sensor II, lower level sensor I, lower level sensor II, early warning level sensor I, early warning level sensor II, upper water level
Sensor I, upper level sensor II and the water surface are equidistant and relative are embedded in I upper face two ends of hollow pipeline, lower level sensor
Ith, lower level sensor II is concordant with water inlet bottom of the tube and relative is embedded in I lower surface two ends of hollow pipeline, early warning level sensor
Device I and early warning level sensor II are located above upper level sensor I and are embedded in I surface two ends of hollow pipeline, early warning water relatively
Level sensor I and II place straight line parallel of early warning level sensor are located directly in upper level sensor I and upper level sensor II
Line, water level prewarning unit include the early warning water level alarm being arranged in sump upper cross-beam, upper level sensor I, upper water level
Sensor II, lower level sensor I, lower level sensor II, early warning level sensor I, early warning level sensor II, early warning water
Level alarm is connected with PLC respectively.
Above-mentioned mining multistage intelligent drainage arrangement also includes timing water drainage device, and timing water drainage device includes I He of timer
Timer II, timer I and timer II are connected with PLC respectively.
A kind of mining multistage intelligent water discharge method, comprises the following steps：
1）Prepare before draining：Searchlight I, searchlight II, camera I, camera II and III whole day of camera are opened；
2）Calculated according to the horizontal displacement of fluorescent belt and obtain SEA LEVEL VARIATION rate, sump floor space is multiplied by with SEA LEVEL VARIATION rate and is obtained
To water inlet speed；
3）The size of speed of relatively intaking, if water inlet speed for flow per hour less than S (h 1 ﹣h 0 During)/17, then step is entered
Rapid 4）, using working face timing drainage pattern；If water inlet speed for flow per hour between S (h 1 ﹣h 0 )/17 ~ S(h 2 ﹣h 0 )/
17+3Q 0 Between when, then into step 5）, using working face water level control drainage pattern；If water inlet speed is flow per hour
More than S (h 2 ﹣h 0 )/17+3Q 0 When, then into step 6）, discharging mode is controlled using working face water speed；Whereinh 2 ：Early warning water level
Sensor and sump bottom surface distance,h 1 ：Upper level sensor and sump bottom surface distance,h 0 ：Lower level sensor and sump bottom surface away from
From S：Sump floor space,Q 0 ：Single channel control device drain discharge hourly；
4）Working face timing drainage pattern：I timing of timer is 22:Draining is believed to mono- drain signal of PLC, PLC by 00
Number host computer is dealt into, when host computer receives drain signal, according to electricity price crest segment, the water inlet speed of section at ordinary times, it is determined that now should
The electric pump number of unlatching, send draining order to PLC, after PLC receives draining order, immediately open host computer required by from
Heart pump motor and electromagnetic valve, by vacuum pumping state in centrifugal pump body, are then turned off electromagnetic valve, then to automatic valve
Motor is powered, and at the uniform velocity adjusts automatic valve；Water is detected in water inlet pipe level sensor and has entered fashionable, immediately to automatic valve
Power-off, carries out draining；Timer II is 5:00 gives mono- termination drain signal of PLC, after PLC receives termination drain signal, control
Automatic valve motor processed reversion, the speed of reversion and time are identical with the speed of rotating forward when carrying out draining and time；
5）Working face water level control drainage pattern：Water level in detection detection hollow pipeline I, if water level is reachedh 0 , lower water level
Sensor I, lower level sensor II send electric signal to PLC, and PLC turns off all centrifugation pump motors and electromagnetic valve；If water
Position reachesh 1 , upper level sensor I, upper level sensor II send electric signal to PLC, all centrifugation pump motors of PLC openings
And electromagnetic valve, by vacuum pumping state in centrifugal pump body, electromagnetic valve is then turned off, then it is logical to automatic valve motor
Electricity, at the uniform velocity adjusts automatic valve, has detected water in water inlet pipe level sensor and has entered fashionable, gives automatic valve power-off immediately, enters
Row draining；If water level is reachedh 2 , to PLC, PLC is to early warning for early warning level sensor I, the transmission electric signal of early warning level sensor II
Water speed alarm is powered, and notifies that workman withdraws；
6）Working face water speed controls discharging mode：Host computer sends draining order to PLC, and PLC gives early warning water speed alarm
It is powered, notifies that workman withdraws；PLC opens the centrifugation pump motor and electromagnetic valve of all control devices simultaneously, by centrifugal pump pump
The state of vacuum pumping in vivo, is then turned off electromagnetic valve, then is powered to automatic valve motor, at the uniform velocity adjust automatic valve,
Water inlet pipe level sensor has detected water and has entered fashionable, gives automatic valve power-off immediately, carries out draining.
In above-mentioned mining multistage intelligent water discharge method, the step 1）Concretely comprise the following steps：Fluorescent belt is upper with water level
Rise and move to right, the horizontal displacement of fluorescent belt is continuously shot down with the speed of 24 frames/s by camera I, camera II, camera III
Come and Jing PLC reach host computer, host computer by acquired Video Quality Metric into continuous picture format, by the colour three after conversion
Dimension picture processing extracts the stain for representing fluorescent belt into denoising after the two-dimension picture of black and white, then calculates fluorescent belt between 1/24s
Through grid number, with reference to single grid and the ratio of real displacement, obtain SEA LEVEL VARIATION rate, be multiplied by sump with SEA LEVEL VARIATION rate
Floor space is obtained into water speed.
In above-mentioned mining multistage intelligent water discharge method, the step 4）In, if 5:Before 00, water level is reachedh 0 Place, then under
Level sensor I, lower level sensor II give mono- termination drain signal of PLC, after PLC receives termination drain signal, control
Automatic valve motor is inverted, and the speed of reversion and time are identical with the speed of rotating forward when carrying out draining and time.
The beneficial effects of the present invention is：
1）This drainage arrangement includes working face water speed control drainage arrangement, and working face water speed control drainage arrangement can be to sump
The monitoring of water inlet speed 24h, provides the quantity foundation of turn on pump for timing water drainage device, reduces and drawn due to frequent start-stop centrifugal pump
The generation of the excessively stream, overload and switch aging phenomenon that rise, extends the service life of centrifugal pump, especially tackles urgent gushing water thing
Part, withdraws scene for workman and provides necessary time, further ensured the life security of employee；
2）This drainage arrangement includes working face water-level control apparatus, and working face water-level control apparatus can be in sump water yield
Greatly, but not up to draining in time in the case of gushing water degree, provides strong guarantee for working face water-impervious, is that employee's life security is carried
For another layer guarantee；
3）This drainage arrangement includes timing water drainage device, as peak position electricity price is 2 times of paddy position electricity price or so, timing drainage
Device is timed draining in the electricity price paddy position period as far as possible, saves production cost as production unit, increases economic efficiency.
Description of the drawings
Fig. 1 is the structural representation of drainage arrangement of the present invention.
Fig. 2 is the left view at A-A positions in Fig. 1.
Fig. 3 is the upward view at B-B positions in Fig. 1.
Structural representations of the Fig. 4 for hollow pipeline I.
Structural representations of the Fig. 5 for hollow pipeline II.
Structural representations of the Fig. 6 for automatic valve handle.
Front views of the Fig. 7 for automatic valve.
Right views of the Fig. 8 for automatic valve.
In figure：1st, early warning water level alarm, 2, early warning water speed alarm, 3, camera I, 4, camera II, 5, camera
III, 6, searchlight I, 7, searchlight II, 8, automatic valve motor I, 9, automatic valve I, 10, manually-operated gate I, 11, magnetic valve
Door I, 12 centrifugation pump motors I, 13, centrifugal pump I, 14, belt, 15, water inlet pipe I, 16, early warning level sensor I, 17, early warning
Level sensor II, 18, upper level sensor I, 19, upper level sensor II, 20, hollow pipeline I, 21, wooden unit, 22, lower water
Level sensor I, 23, lower level sensor II, 24, sump, 25, sewage, 26, pipeline base I, 27, automatic valve motor II,
28th, automatic valve II, 29, manually-operated gate II, 30, electromagnetic valve II, 31, centrifugation pump motor II, 32, centrifugal pump II, 33, enter
Water pipe II, 34, automatic valve motor III, 35, automatic valve III, 36, manually-operated gate III, 37, electromagnetic valve III, 38, centrifugation
Pump motor III, 39, centrifugal pump III, 40, water inlet pipe III, 41, hollow pipeline II, 42, iron block, 43, main drainpipe, 44, secondary row
Water pipe, 45, emptying pipeline, 46, pipeline base II, 47, water inlet pipe level sensor, 48, fluorescent belt, 49, water seepage hole, 50, close
Envelope rubber stopper, 51, valve handle, 52, occlusal end, 53, contact jaw, 54, bearing.
Specific embodiment
The present invention is further illustrated with reference to the accompanying drawings and examples.
As shown in figure 1, this drainage arrangement includes working face water speed control drainage arrangement, working face water-level control apparatus and determines
When drainage arrangement, working face water speed control drainage arrangement includes water speed data acquisition unit, water speed data processing unit, control
Unit processed and water speed prewarning unit, the water speed data acquisition unit, control unit, water speed prewarning unit respectively with water speed data
Processing unit is connected.
In above-mentioned mining multistage intelligent drainage arrangement, the water speed data processing unit include host computer and PLC, PLC with
Host computer is connected, and the water speed data acquisition unit includes hollow pipeline I 20, hollow pipeline II 41, wooden unit 21, iron block 42, skin
Band 14, fluorescent belt 48, searchlight I 6, searchlight II 7, camera I 3, camera II 4, camera III 5, pipeline base I 26, pipe
Road base II 46, pipeline base I 26, pipeline base II 46 are arranged on 24 bottom of sump, and I 20 bottom of hollow pipeline is provided with water seepage hole
49, II 41 bottom of hollow pipeline is plugged with sealed rubber plug 50, and hollow pipeline I 20 is parallel to each other with hollow pipeline II 41 and is hung down respectively
Straight cutting enters in pipeline base I 26, pipeline base II 46, and two spacing between pipes are more than upper level sensor I 18 and lower level sensor
Spacing between device I 22,21 vertical hanging of wooden unit in hollow pipeline I 20,42 vertical hanging of iron block in hollow pipeline II 41, skin
14 two ends of band are separately fixed on wooden unit 21, iron block 42, and in the middle part of belt 14 with horizontal plane keeping parallelism, the weight of iron ball is little
In wooden unit 21 so that under 25 buoyancy of sewage stretch belt 14, camera I 3, searchlight I 6, camera II 4,
Searchlight II 7, camera III 5 are sequentially arranged on the crossbeam above sump 24, camera I 3, camera II 4, camera III 5
Signal output part is connected with PLC, and the spray of fluorescent belt 48 is put on belt 14, and is in camera I 3, camera II 4, camera III 5
In coverage.
Described control unit includes main drainpipe 43, secondary drainpipe 44, emptying pipeline 45, centrifugation pump motor I 12, centrifugation
Pump motor II 31, centrifugation pump motor III 38, automatic valve motor I 8, automatic valve motor II 27, automatic valve electricity
Motivation III 34, automatic valve I 9, automatic valve II 28, automatic valve III 35, manually-operated gate I 10, manually-operated gate II 29, hand-operated valve
Door III 36, water inlet pipe I 15, water inlet pipe II 33, water inlet pipe III 40, centrifugal pump I 13, centrifugal pump II 32, centrifugal pump III 39, magnetic valve
Door I 11, electromagnetic valve II 30, electromagnetic valve III 37, in above-mentioned control unit, behind indicate I, II, III part, after not having
Target part separately constitutes 1 road control device, totally three road control devices, and its effect is identical, only control device I is done below
Explain, control device II, control device III are in the same manner；Centrifugation pump motor I 12 is connected with centrifugal pump I 13, the water inlet pipe I 15
Lower end is located in sump 24, and I 15 inner bottom of water inlet pipe is provided with water inlet pipe level sensor 47, I 15 upper end of water inlet pipe and centrifugation
I 13 water inlet of pump connects, the exhaust outlet Jing electromagnetic valves I 11 of centrifugal pump I 13 are connected with emptying pipeline 45, and centrifugal pump I 13 goes out
The mouth of a river is handled movable valve I 10 and is connected with secondary drainpipe 44, and 43 Jing automatic valves I 9 of main drainpipe are connected to the water outlet of centrifugal pump I 13
On pipeline between mouth and manually-operated gate I 10, the automatic valve motor I 8 is connected with automatic valve I 9, the water speed early warning
Unit includes the early warning water speed alarm 2 being arranged in 24 upper cross-beam of sump, and centrifugation pump motor I 12, automatic valve is electronic
Machine I 8, electromagnetic valve I 11, early warning water speed alarm 2 are connected with PLC.
The automatic valve includes valve handle 51, occlusal end 52, contact jaw 53, bearing 54, occlusal end 52 and valve hand
Handle 51 is engaged just, and contact jaw 53 is closely coupled with 52 back of occlusal end and concordant with valve handle 51, bearing 54 and contact jaw
53 center backs are closely coupled.
The working face water-level control apparatus include waterlevel data collecting unit and water level prewarning unit, waterlevel data collection
Unit includes level sensor I 18, upper level sensor II 19, lower level sensor I 22, lower level sensor II 23, pre-
Alert level sensor I 16, early warning level sensor II 17, upper level sensor I 18, upper level sensor II 19 are equidistant with the water surface
And it is embedded in relatively I 20 upper face two ends of hollow pipeline, lower level sensor I 22, lower level sensor II 23 and water inlet pipe bottom
Portion is concordant and is embedded in I 20 lower surface two ends of hollow pipeline, early warning level sensor I 16 and early warning level sensor II 17 relatively
I 20 surface two ends of hollow pipeline, early warning level sensor I 16 and early warning are embedded in above upper level sensor I 18 and relatively
, in II 19 place straight line of upper level sensor I 18 and upper level sensor, water level is pre- for II 17 place straight line parallel of level sensor
Alert unit includes the early warning water level alarm 1 being arranged in 24 upper cross-beam of sump, upper level sensor I 18, upper level sensor
Device II 19, lower level sensor I 22, lower level sensor II 23, early warning level sensor I 16, early warning level sensor II 17,
Early warning water level alarm 1 is connected with PLC respectively.
Timing water drainage device includes that timer I and timer II, timer I and timer II are connected with PLC respectively.
For Yangquan Coal Industry's ore deposit, the mine multilevel drainage device design of the present invention is as follows：
Hydrogeology：Stratum residing for the working face is aqueous abundant, and crack, mature fault, and transmissibility is strong, and water yield is big,
Norm al discharge rate is 15 ~ 25m3/h；Maximum flooding quantity is 45m3/h.The type selecting of centrifugal pump and number of units design：Using model 65-
100 centrifugal pump, single Centrifugal pump drainage amountQ 0 For 25m3/ h, efficiency are 69 %, and motor power (output) is 1.5KW.The working face
Multistage intelligent drainage arrangement adopts 6 centrifugal pumps, and 3 one group, one is overhauled with one.Water drainage system design：Working face sump 24 sets
Two are calculated as, one is commonly used, standby when another overhauls, length × wide × depth=15m × 8m × 3m, 24 floor space S of sump is
120 ㎡, its reservoir capacity are 360 m3.Upper level sensor is located at the depth of waterh 1 At 2.7m, lower level sensor is located at the depth of waterh 0
At 0.2m, early warning level sensor is located at the depth of waterh 2 At 2.8m, hollow pipeline I 20 is 3m with II 41 spacing of hollow pipeline.
It is 93.35 m that maximum water burst speed is arranged on host computer3/ h, is just judged to gushing water more than this value.
A kind of mining multistage intelligent water discharge method, comprises the following steps：
1）Prepare before draining：Searchlight I 6, searchlight II 7, camera I 3, camera II 4 and III 5 whole day of camera are beaten
Open；
2）Water speed data acquisition unit in working face water speed control drainage arrangement can provide water inlet for timing water drainage device
Data, calculate according to the horizontal displacement of fluorescent belt 48 and obtain SEA LEVEL VARIATION rate, be multiplied by sump floor space with SEA LEVEL VARIATION rate and obtain
Water inlet speed；Concretely comprise the following steps：Fluorescent belt 48 is moved to right with the rising of water level, camera I 3, camera II 4, camera III 5
Mutually make up other side clap less than the visual field, the horizontal displacement of fluorescent belt 48 is continuously shot and Jing with the speed of 24 frames/s
PLC reaches host computer, realizes water speed data acquisition function.MATLAB softwares are used in host computer by acquired Video Quality Metric Cheng Lian
Continuous picture format, by the color three dimension picture processing after conversion into denoising after the two-dimension picture of black and white, extracts and represents fluorescence
With 48 stain, then the grid number that fluorescent belt 48 is passed through between 1/24s is calculated, with reference to single grid and the ratio of real displacement,
SEA LEVEL VARIATION rate is obtained, and sump floor space is multiplied by with SEA LEVEL VARIATION rate and is obtained into water speed.Then by acquired water inlet speed
Continuity point is fitted to a smooth curve on host computer；
3）The size of speed of relatively intaking, if water inlet speed is less than 17.65m for flow per hour3During/h, then into step
4）, using working face timing drainage pattern；If water inlet speed is flow per hour between 17.65m3/h ~ 93.35m3Between/h
When, then into step 5）, using working face water level control drainage pattern；If water inlet speed is more than 93.35m for flow per hour3/
During h, then into step 6）, discharging mode is controlled using working face water speed；
4）Working face timing drainage pattern：The timing cycle of timer I and timer II is 24h, and I timing of timer exists
22:00 gives mono- drain signal of PLC, and drain signal is dealt into host computer by PLC, when host computer receives drain signal, according to electricity
The water inlet speed of valency crest segment, at ordinary times section, it is determined that should now open two centrifugal pumps, sends draining order to PLC, and PLC is received
After draining order, the centrifugation pump motor I 12 required by host computer is opened immediately, pump motor II 31 and electromagnetic valve I is centrifuged
11st, electromagnetic valve II 30, by vacuum pumping state in centrifugal pump I 13, II 32 pump housing of centrifugal pump, be then turned off electromagnetic valve I 11,
Electromagnetic valve II 30, then be powered to automatic valve motor I 8, automatic valve motor II 27, with a slower speed at the uniform velocity
Adjust automatic valve I 9, automatic valve II 28；Water is detected in water inlet pipe level sensor 47 and has entered fashionable, immediately to automatic valve
Door I 9, II 28 power-off of automatic valve, carries out draining；Timer II is 5:00 receives to mono- termination drain signal of PLC, PLC
After terminating drain signal, control automatic valve motor I 8, automatic valve motor II 27 reversion, the speed of reversion and time with
The speed for carrying out rotating forward during draining is identical with the time；If 5:When water level reaches 0.2m before 00, then descend level sensor I 22,
Lower level sensor II 23 gives mono- termination drain signal of PLC, after PLC receives termination drain signal, directly processes this end
Only drain signal, control automatic valve motor I 8, automatic valve motor II 27 with the reversion of phase same rate it is corresponding identical when
Between, terminate drainage procedure.
5）Working face water level control drainage pattern：Water level in detection detection hollow pipeline I 20, if water level reaches 0.2m, under
Level sensor I 22, lower level sensor II 23 send electric signal to PLC, and PLC turns off all centrifugation pump motors and magnetic valve
Door；If water level reaches 2.7m, upper level sensor I 18, upper level sensor II 19 send electric signal to PLC, and PLC opens all
Centrifugation pump motor（Pump motor I 12, centrifugation pump motor II 31, centrifugation pump motor III 38 are centrifuged）And electromagnetic valve
（That is electromagnetic valve I 11, electromagnetic valve II 30, electromagnetic valve III 37）, by centrifugal pump I 13, centrifugal pump II 32, III 39 pump of centrifugal pump
The state of vacuum pumping in vivo, is then turned off electromagnetic valve I 11, electromagnetic valve II 30, electromagnetic valve III 37, then gives automatic valve electricity
Motivation I 8, automatic valve motor II 27, automatic valve motor III 34 are powered, and at the uniform velocity adjust automatic valve I 9, automatic valve
II 28, automatic valve III 35, has detected water in water inlet pipe level sensor 47 and has entered fashionable, immediately to automatic valve I 9, automatically
Valve II 28, III 35 power-off of automatic valve, carry out draining；If water level reaches 2.8m, early warning level sensor I 16, early warning water level
Sensor II 17 sends electric signal to PLC, and PLC is powered to early warning water speed alarm 2, notifies that workman withdraws；
6）Working face water speed controls discharging mode：Host computer sends draining order to PLC, and PLC enables 24 row of standby sump
Water is simultaneously powered to early warning water speed alarm 2, notifies that workman withdraws；PLC opens the centrifugation pump motor of all control devices simultaneously
（Pump motor I 12, centrifugation pump motor II 31, centrifugation pump motor III 38 are centrifuged）And electromagnetic valve（That is electromagnetic valve I
11st, electromagnetic valve II 30, electromagnetic valve III 37）, by vacuum pumping in centrifugal pump I 13, centrifugal pump II 32, III 39 pump housing of centrifugal pump
State, is then turned off electromagnetic valve I 11, electromagnetic valve II 30, electromagnetic valve III 37, then to automatic valve motor I 8, automatically
Valve motor II 27, automatic valve motor III 34 are powered, and at the uniform velocity adjust automatic valve I 9, automatic valve II 28, automatic valve
Door III 35, has detected water in water inlet pipe level sensor 47 and has entered fashionable, given automatic valve power-off immediately, carry out draining.Until
Water level reaches 0.2mWhen, when PLC receives termination of pumping signal, allow automatic valve motor I 8, automatic valve motor II 27, automatically
Valve motor III 34 is with the reversion of phase same rate and rotating forward time same time.
In sum, this mining multistage intelligent drainage arrangement can tackle various water burst situations automatically.
Describe the present invention by way of example above, but the invention is not restricted to above-mentioned specific embodiment, not
On the premise of changing flesh and blood of the present invention, all any changes done based on the present invention or modification belong to application claims guarantor
The scope of shield.
Claims (8)
1. a kind of mining multistage intelligent drainage arrangement, it is characterised in that：Drainage arrangement, the work are controlled including working face water speed
Face water speed control drainage arrangement includes water speed data acquisition unit, water speed data processing unit, control unit and water speed early warning list
Unit, the water speed data acquisition unit, control unit, water speed prewarning unit are connected with water speed data processing unit respectively, described
Water speed data processing unit includes that host computer and PLC, PLC are connected with host computer, and the water speed data acquisition unit includes hollow
Pipeline I, hollow pipeline II, wooden unit, iron block, belt, fluorescent belt, searchlight I, searchlight II, camera I, camera II, shooting
III, pipeline base I, pipeline base II, pipeline base I, pipeline base II are arranged on sump bottom, and I bottom of hollow pipeline sets
There is water seepage hole, II bottom of hollow pipeline is plugged with sealed rubber plug, and hollow pipeline I is parallel to each other and is respectively perpendicular with hollow pipeline II
In insertion pipeline base I, pipeline base II, in hollow pipeline I, iron block vertical hanging is in hollow pipeline II for wooden unit vertical hanging
Interior, belt two ends are separately fixed on wooden unit, iron block, and belt middle and horizontal plane keeping parallelism, camera I, searchlight I,
Camera II, searchlight II, camera III are sequentially arranged on the crossbeam above sump, camera I, camera II, camera
III signal output part is connected with PLC, and fluorescent belt spray is put on belt, and is shot in camera I, camera II, camera III
In the range of.
2. mining multistage intelligent drainage arrangement as claimed in claim 1, it is characterised in that：Described control unit includes main draining
Pipe, secondary drainpipe, emptying pipeline and Multi-channel controller, include centrifugal pump, centrifugation pump motor, automatically per road control device
Valve motor, automatic valve, manually-operated gate, water inlet pipe, electromagnetic valve, centrifugation pump motor be connected with centrifugal pump, it is described enter
The lower end of water pipe is located in sump, and water inlet pipe inner bottom is provided with water inlet pipe level sensor, and water inlet pipe upper end is entered with centrifugal pump
The mouth of a river connects, and the exhaust outlet Jing electromagnetic valves of centrifugal pump are connected with emptying pipeline, and the delivery port of centrifugal pump handles movable valve with pair
Drainpipe is connected, and main drainpipe Jing automatic valves are connected on the pipeline between the delivery port of centrifugal pump and manually-operated gate, described
Automatic valve motor is connected with automatic valve, and the water speed prewarning unit includes the early warning water being arranged in sump upper cross-beam
Fast alarm, centrifugation pump motor, automatic valve motor, electromagnetic valve, early warning water speed alarm are connected with PLC.
3. mining multistage intelligent drainage arrangement as claimed in claim 2, it is characterised in that：The automatic valve includes valve hand
Handle, occlusal end, contact jaw, bearing, occlusal end are engaged just with valve handle, contact jaw and occlusal end back it is closely coupled and with
Valve handle is concordant, and bearing is closely coupled with contact jaw center back.
4. mining multistage intelligent drainage arrangement as claimed in claim 2, it is characterised in that：Also fill including working face water lev el control
Put, the working face water-level control apparatus include waterlevel data collecting unit and water level prewarning unit, waterlevel data collecting unit
Including upper level sensor I, upper level sensor II, lower level sensor I, lower level sensor II, early warning level sensor
Ith, early warning level sensor II, upper level sensor I, upper level sensor II and the water surface are equidistant and relative are embedded in hollow pipeline I
Upper face two ends, lower level sensor I, lower level sensor II are concordant with water inlet bottom of the tube and relative are embedded in hollow pipeline I
Lower surface two ends, early warning level sensor I and early warning level sensor II are located above upper level sensor I and are embedded in relatively
I surface two ends of hollow pipeline, early warning level sensor I and II place straight line parallel of early warning level sensor are in upper level sensor
I and II place straight line of upper level sensor, water level prewarning unit includes the early warning water-level alarm being arranged in sump upper cross-beam
Device, upper level sensor I, upper level sensor II, lower level sensor I, lower level sensor II, early warning level sensor I,
Early warning level sensor II, early warning water level alarm are connected with PLC respectively.
5. mining multistage intelligent drainage arrangement as claimed in claim 2, it is characterised in that：Also include timing water drainage device, it is fixed
When drainage arrangement include that timer I and timer II, timer I and timer II are connected with PLC respectively.
6. a kind of mining multistage intelligent draining of the mining multistage intelligent drainage arrangement based on any one of claim 1-5
Method, comprises the following steps：
1）Prepare before draining：Searchlight I, searchlight II, camera I, camera II and III whole day of camera are opened；
2）Calculated according to the horizontal displacement of fluorescent belt and obtain SEA LEVEL VARIATION rate, sump floor space is multiplied by with SEA LEVEL VARIATION rate and is entered
Water speed rate；
3）The size of speed of relatively intaking, if water inlet speed for flow per hour less than S (h 1 ﹣h 0 During)/17, then into step 4）,
Using working face timing drainage pattern；If water inlet speed for flow per hour between S (h 1 ﹣h 0 )/17 ~ S(h 2 ﹣h 0 )/17+3Q 0
Between when, then into step 5）, using working face water level control drainage pattern；If water inlet speed is more than S for flow per hour
(h 2 ﹣h 0 )/17+3Q 0 When, then into step 6）, discharging mode is controlled using working face water speed；Whereinh 2 ：Early warning level sensor
Device and sump bottom surface distance,h 1 ：Upper level sensor and sump bottom surface distance,h 0 ：Lower level sensor and sump bottom surface distance,
S：Sump floor space,Q 0 ：Single channel control device drain discharge hourly；
4）Working face timing drainage pattern：I timing of timer is 22:Drain signal is sent out to mono- drain signal of PLC, PLC by 00
To host computer, when host computer receives drain signal, according to electricity price crest segment, the water inlet speed of section at ordinary times, it is determined that should now open
Electric pump number, send draining order to PLC, after PLC receives draining order, immediately open host computer required by centrifugal pump
Motor and electromagnetic valve, by vacuum pumping state in centrifugal pump body, are then turned off electromagnetic valve, then electronic to automatic valve
Machine is powered, and at the uniform velocity adjusts automatic valve；Water is detected in water inlet pipe level sensor and has entered fashionable, it is disconnected to automatic valve immediately
Electricity, carries out draining；Timer II is 5:00 gives mono- termination drain signal of PLC, after PLC receives termination drain signal, control
Automatic valve motor is inverted, and the speed of reversion and time are identical with the speed of rotating forward when carrying out draining and time；
5）Working face water level control drainage pattern：Water level in detection hollow pipeline I, if water level is reachedh 0 , lower level sensor I, under
Level sensor II sends electric signal to PLC, and PLC turns off all centrifugation pump motors and electromagnetic valve；If water level is reachedh 1 , on
Level sensor I, upper level sensor II send electric signal to PLC, and PLC opens all centrifugation pump motors and electromagnetic valve,
By vacuum pumping state in centrifugal pump body, electromagnetic valve is then turned off, then is powered to automatic valve motor, at the uniform velocity adjusted certainly
Movable valve, has detected water in water inlet pipe level sensor and has entered fashionable, gives automatic valve power-off immediately, carries out draining；If water level
Reachh 2 , early warning level sensor I, the transmission electric signal of early warning level sensor II to PLC, PLC are logical to early warning water speed alarm
Electricity, notifies that workman withdraws；
6）Working face water speed controls discharging mode：Host computer sends draining order to PLC, and PLC is powered to early warning water speed alarm,
Notify that workman withdraws；PLC opens the centrifugation pump motor and electromagnetic valve of all control devices simultaneously, will take out in centrifugal pump body
For vacuum state, electromagnetic valve is then turned off, then is powered to automatic valve motor, at the uniform velocity adjust automatic valve, in water inlet pipe
Level sensor has detected water and has entered fashionable, gives automatic valve power-off immediately, carries out draining.
7. mining multistage intelligent water discharge method as claimed in claim 6, it is characterised in that：The step 1）Concrete steps
For：Fluorescent belt is moved to right with the rising of water level, and camera I, camera II, camera III are with the speed of 24 frames/s by fluorescent belt
Horizontal displacement be continuously shot and Jing PLC reach host computer, host computer is by acquired Video Quality Metric into continuous picture
Form, by the color three dimension picture processing after conversion into denoising after the two-dimension picture of black and white, extracts the stain for representing fluorescent belt,
The grid number that fluorescent belt is passed through between 1/24s is calculated again, with reference to single grid and the ratio of real displacement, obtains SEA LEVEL VARIATION
Rate, is multiplied by sump floor space with SEA LEVEL VARIATION rate and obtains into water speed.
8. mining multistage intelligent water discharge method as claimed in claim 6, it is characterised in that：The step 4）In, if 5:00
Water level is reached beforeh 0 Place, then descend level sensor I, lower level sensor II to give PLC mono- termination drain signal, and PLC is received
To terminating after drain signal, control automatic valve motor reversion, the speed of the speed of reversion and time and rotating forward when carrying out draining
Rate is identical with the time.
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| CN102261263B (en) * | 2010-05-25 | 2014-02-05 | 淮南矿业(集团)有限责任公司 | Monitoring system of automatic drainage device |
| CN201884062U (en) * | 2010-07-30 | 2011-06-29 | 八达电气有限公司 | Mine intrinsic safety type automatic dewatering and measurement and control protective device |
| CN102003209B (en) * | 2010-09-17 | 2012-07-04 | 山西普松自动化设备有限公司 | Moving pump station usage method for underground drainage of coal mine |
| CN101979838B (en) * | 2010-10-27 | 2012-02-22 | 锦州重型水泵有限公司 | System for forecasting mine water regime and intelligently controlling drainage |
| CN102465714A (en) * | 2010-11-12 | 2012-05-23 | 张洋 | Novel coal mine water drainage system |
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