CN110090487A - A kind of slurry long range Hydraulic transportation and equipment for separating liquid from solid and separating technology - Google Patents
A kind of slurry long range Hydraulic transportation and equipment for separating liquid from solid and separating technology Download PDFInfo
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- CN110090487A CN110090487A CN201910370322.8A CN201910370322A CN110090487A CN 110090487 A CN110090487 A CN 110090487A CN 201910370322 A CN201910370322 A CN 201910370322A CN 110090487 A CN110090487 A CN 110090487A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/04—Combinations of filters with settling tanks
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Abstract
The invention discloses a kind of slurry long range Hydraulic transportation and equipment for separating liquid from solid and separating technology, long distance delivery and separation of solid and liquid for the coal water slurry that the lane coal mine gas Di Chou gas extraction hole hydraulic flushing in hole generates, it is each to collect the moving trolley that supply unit includes the fixed collecting vessel in top surface, collecting vessel can receive the slurry of multiple gas extraction holes, and collecting vessel bottom end is connected by the coal slime water lines with Pulp pump with fine particle classification screen；Fine particle classification screen oversize enters vacuum band-type filter machine, and fine particle classification screen screenings enters sedimentation concentration pond, and each sedimentation concentration bottom of pond stream is transported to vacuum band-type filter machine；Vacuum band-type filter machine filtrate returns to sedimentation concentration pond, and the overflow in sedimentation concentration pond enters circulating water pool, and circulating water pool bottom end is connected with the recirculated water main pipe rail with water pump, and recirculated water main pipe rail end is connected with punching pond, each collecting vessel, each coal slime water lines respectively.The present invention is able to achieve the long distance delivery of slurry and is separated by solid-liquid separation the recycling with hydraulic flushing in hole water.
Description
Technical field
The invention belongs to coal mine work area coal slime water reclamation technology field, in particular to a kind of slurry long range Hydraulic transportation
And equipment for separating liquid from solid and separating technology.
Background technique
To discharge coal and gas prominent potential, outburst danger is reduced or eliminated, using band high pressure rhinestone head to self-spray
The coal seam drilling drilling hole of ability, measure that hydraulic flushing in hole release is anti-reflection after construction drill, are taken out by gas under the shielding of rock pillar
Pipeline is taken to extract the gas in coal seam until gas bearing capacity reaches the safe range that can be exploited in coal seam, which can be effectively
Gas drainage results are improved, hydraulic flushing in hole is carried out to turn hole using high pressure water, generates the black water containing coal in punch process.These coal slimes
Water also causes the waste of coal slime in black water in the working environment that mine lower part not only affects worker.Existing recovery system letter
Easily, it can not achieve the reuse of the long distance delivery and recirculated water of coal slime.
In view of the foregoing, need to develop a kind of black water that hydraulic flushing in hole can be generated be separated by solid-liquid separation recycling with
Solve the problems, such as the technique that the black water that hydraulic flushing in hole generates flows over and punching water is recycled and can effectively recycle coal slime.
Summary of the invention
The present invention provides a kind of slurry long range Hydraulic transportation and equipment for separating liquid from solid and separating technology, can be to black water
In coal slime efficiently separated with water, to recycle the coal slime in black water, and can be reduced hydraulic flushing in hole water consumption, and can be according to gas
The moving trolley in the slurry long range Hydraulic transportation and equipment for separating liquid from solid is accordingly moved in the variation of extraction hole site.
In order to solve the above-mentioned technical problem, the present invention adopts the following technical scheme:
A kind of slurry long range Hydraulic transportation and equipment for separating liquid from solid, including multiple identical collection supply units collect conveying
Unit includes moving trolley, and the collecting vessel of top end opening is fixed in moving trolley, and collecting vessel top passes through more punching coal slimes
Water pipe is connected to multiple corresponding gas extraction holes above collecting vessel respectively, and collecting vessel bottom is connected with inflates into collecting vessel
Pneumatic element, each collecting vessel bottom end passes through corresponding coal slime water lines and the fine particle classification screen entrance for being fixed on underground coal mine respectively
It is connected, Pulp pump is installed in the coal slime water lines of collecting vessel；The outlet of fine particle classification screen oversize passes through scraper-trough conveyer and fixation
Vacuum band-type filter machine entrance on the right side of fine particle classification screen is connected, and it is mutual to be from left to right fixed with top below fine particle classification screen
The multiple sedimentation concentration ponds and a circulating water pool, circulating water pool of connection are in the rightmost side, leftmost side sedimentation concentration pond and particulate
The screenings outlet of classifying screen lower end is connected and screenings is fallen into the sedimentation concentration pond of the leftmost side, each sedimentation concentration bottom of pond end difference
It is connected by corresponding underflow branch pipeline with the underflow main pipe rail with underflow pump, underflow main pipe rail end enters with vacuum band-type filter machine
Mouth is connected, and circulating water pool top is connected with the sedimentation concentration pond overflow port of the rightmost side and benefit water pipe；Vacuum band-type filter machine
Filtrate port is connected by filtering liquid pipeline with leftmost side sedimentation concentration pond feeding inlet, and circulating water pool bottom end is connected with circulation supply mains
Road is connected with water pump on the recirculated water main pipe rail of circulating water pool, and recirculated water main pipe rail is by going punching pond pipeline and punching
Pond is connected, and recirculated water main pipe rail is connected with each collecting vessel respectively by more dilution water lines, and recirculated water main pipe rail also passes through
More recoil water lines are connected with each coal slime water lines close to Pulp pump output respectively；Vacuum band-type filter machine discharge gate
Place is connected with transhipment belt.
Further, it is all provided in the corresponding coal slime water lines between each slurry pump output terminal and corresponding back-flushing line end
There are the Pulp pump feeding valve manually adjusted, the corresponding coal slime water lines between each back-flushing line end and fine particle classification screen entrance
Multiple manual block clearing valves are equipped on the tube wall at concave place, between the manual block clearing valve of each back-flushing line end and most upstream
Corresponding coal slime water lines be equipped with check-valves, the underflow main pipe rail close to underflow pump output is equipped with the bottom that manually adjusts
Stream pump feeding valve, the recirculated water main pipe rail close to water pump output are equipped with the water circulating pump feeding valve manually adjusted, go to rush
Hole sump tube road is equipped with manually-operated gate, and each to dilute the dilution penstock that motorized adjustment is equipped in water lines, respectively recoil water pipe
Road is equipped with the flushing of pipeline valve manually adjusted.
Further, each collecting vessel internal upper part and circulating water pool internal upper part are respectively equipped with liquid level sensor, and water pump is frequency conversion
Water pump, Pulp pump are frequency conversion Pulp pump, and the signal output end of each liquid level sensor is connected with the signal input part of controller respectively,
Controller controls water pump and each dilution penstock respectively；Slurry long range Hydraulic transportation and equipment for separating liquid from solid are in operating status
When, each Pulp pump, fine particle classification screen, vacuum band-type filter machine, underflow pump and water pump are in starting state, mend water pipe always
Clear water is supplemented into circulating water pool, each Pulp pump feeding valve, underflow pump feeding valve and water circulating pump feeding valve are in opening state
State, each penstock that dilutes are adjusted according to corresponding collecting vessel liquid level, and each manual block clearing valve is in each flushing of pipeline valve
Closed state, collecting vessel liquid level sensor incude the liquid level of black water in corresponding collecting vessel and liquid level information are fed back to control
Device, controller control corresponding dilution water valve opening size and pump operation frequency to adjust the liquid of black water in corresponding collecting vessel
Position, circulating water pool liquid level sensor incude the liquid level information of recirculated water in circulating water pool and liquid level information are fed back to controller,
Controller control water pump opens or closes or adjusts the frequency of water pump.
Further, it is equipped with the underflow valve manually adjusted in each underflow branch pipeline, underflow valve regulation is from sedimentation concentration pond
Flow into the ratio of the black water underflow in corresponding underflow branch pipeline.
Further, collecting vessel is taken out with corresponding gas respectively by punching coal slime water pipe and back taper black water collection funnel
Discharge hole connection.
Further, collecting vessel is vertically arranged and in reverse tapered shape, and collecting vessel is fixed by the bracket in moving trolley top surface
On, and collecting vessel lower horizontal height is higher than moving trolley top surface level height, Pulp pump is fixed on corresponding moving trolley top surface
Corresponding position；Each sedimentation concentration pond and circulating water pool are vertically arranged and in reverse tapered shape, left side sedimentation concentration ponds
Top liquid level is higher than the adjacent sedimentation concentration pond in right side top liquid level, and circulating water pool top liquid level is lower than left side phase
Adjacent sedimentation concentration pond top liquid level.
Further, hose, each slurry are equipped in each punching coal slime water pipe, each dilution water lines and each recoil water lines
Hose is equipped in corresponding coal slime water lines at pump output terminal.
The separating technology of above-mentioned slurry long range Hydraulic transportation and equipment for separating liquid from solid, comprising the following steps:
(1) each moving trolley is pushed so that each moving trolley is moved respectively to then will near corresponding gas extraction hole at lower section
Corresponding gas extraction hole passes through punching coal slime water pipe respectively and is connected with corresponding collecting vessel top；
(2) it constructs respectively hydraulic flushing in hole to each gas extraction hole in step (1), and opens each underflow valve and close each pipeline punching
Valve and each manual block clearing valve are washed, and starts each Pulp pump, fine particle classification screen, vacuum band-type filter machine, underflow pump and water pump,
Corresponding Pulp pump feeding valve is first closed when each Pulp pump of middle starting, opens corresponding Pulp pump feeding again after each slurry pump startup
Valve first closes underflow pump feeding valve when starting underflow pump, opens underflow pump feeding valve again after underflow pump startup, when starting water pump
Water circulating pump feeding valve is first closed, opens water circulating pump feeding valve, the coal generated in each gas extraction hole again after water pump starting
Muddy water is flowed into corresponding collecting vessel by corresponding punching coal slime water pipe respectively, and each pneumatic element is before opening corresponding Pulp pump to phase
Inflation in collecting vessel is answered, when Pulp pump is opened, stops inflating into corresponding collecting vessel；
(3) black water in step (2) in each collecting vessel passes through corresponding coal slime water lines under the pump action of corresponding Pulp pump
It flows into fine particle classification screen respectively, fine particle classification screen is sieved to black water and obtained oversize and screenings, and oversize is logical
It crosses scraper-trough conveyer to flow into vacuum band-type filter machine, screenings flows into the sedimentation concentration pond of the leftmost side, left side sedimentation concentration pond overflow stream
Into in the adjacent sedimentation concentration pond in right side, the underflow in each sedimentation concentration pond flows into underflow general pipeline by corresponding underflow branch pipeline respectively
In road, and then the underflow in underflow main pipe rail flows into vacuum band-type filter machine under the pump action of underflow pump, and the rightmost side
Overflow in sedimentation concentration pond enters in the adjacent circulating water pool in right side, and vacuum band-type filter machine carried out oversize and underflow
Filter obtains finished product filter cake and filtrate after the completion of filtering, and finished product filter cake falls on transhipment belt by vacuum band-type filter machine discharge gate
It goes up and is transported belt and transport, filtrate is returned in leftmost side sedimentation concentration pond by filtering liquid pipeline；
(4) point multichannel under the pump action of water pump of the recirculated water in circulating water pool flows into punching pond and each collecting vessel respectively
Interior, to supplement water to punching pond and each collecting vessel, the water in punching pond is used for each Gas Drainage Hole Construction Along hydraulic flushing in hole
When use water, supplement water is used to adjust the liquid level of black water in collecting vessel in collecting vessel, and clear water is added to by benefit water pipe and followed
In ring pond；
(5) at the end of the separating technology of slurry long range Hydraulic transportation and equipment for separating liquid from solid, dilution penstock is open state
To be rinsed to corresponding coal slime water lines, until the coal slime water slurry in corresponding coal slime water lines is rinsed well, then successively
Pulp pump feeding valve, water circulating pump feeding valve are closed, and stops Pulp pump and water circulating pump, then stop fine particle classification screen, to heavy
When drop concentration basin underflow density is lower, turns off underflow pump feeding valve and stop underflow pump, to the object on vacuum band-type filter machine
After material is disposed, then stop vacuum band-type filter machine and transhipment belt；
(6) it when because of external causes such as gas exceeding limits, collecting the Pulp pump in supply unit and shutting off power in emergency, closes go punching immediately
Water tank valve, Pulp pump feeding valve and dilution penstock, and open flushing of pipeline valve, by the pump action of water pump by each coal slime
Coal slime water slurry in water lines is rinsed well, closes flushing of pipeline valve after flushing, and closes water circulating pump feeding valve
And stop water pump, then shut down according to subsequent shutdown operation described in step (5).
Further,
The regulative mode of black water liquid level is in each collecting vessel: collecting vessel liquid level sensor incudes black water in corresponding collecting vessel
Liquid level information is simultaneously fed back to controller by liquid level, controller control corresponding dilution water valve opening size and pump operation frequency with
Adjust the liquid level of black water in corresponding collecting vessel；
The regulative mode of flow is in circulating water line: circulating water pool liquid level sensor incudes the liquid of recirculated water in circulating water pool
Liquid level information is simultaneously fed back to controller by position information, and controller control water pump opens or closes or adjust the frequency of water pump.
Compared with the existing technology, the invention has the benefit that
In the present invention, the black water in each collecting vessel is distinguished under the pump action of corresponding Pulp pump by corresponding coal slime water lines
It flows into fine particle classification screen, fine particle classification screen is sieved to black water and obtained oversize and screenings, fine particle classification screen pair
Black water carries out primary screening, and oversize is flowed into vacuum band-type filter machine by scraper-trough conveyer, due to the concentration of coal slime in screenings
Lower, such screenings flows into the sedimentation concentration pond of the leftmost side, and the screenings in the sedimentation concentration pond of the leftmost side is mixed with flocculant,
The mixture of screenings and flocculant successively flows into the adjacent sedimentation concentration pond in right side, and the screenings in each sedimentation concentration pond is being wadded a quilt with cotton
Concentration becomes larger and obtains concentration basin underflow in turn under the flocculation of solidifying agent, and sedimentation concentration pond each in this way carries out second level to screenings
Sedimentation concentration, the underflow in each sedimentation concentration pond is flowed into underflow main pipe rail by corresponding underflow branch pipeline respectively, and then underflow
Underflow in main pipe rail flows into vacuum band-type filter machine under the pump action of underflow pump, and in the sedimentation concentration pond of the rightmost side
Concentration basin overflow enters in the adjacent circulating water pool in right side, and vacuum band-type filter machine is filtered oversize and underflow, filtering
Finished product filter cake and filtrate are obtained after the completion, and finished product filter cake is fallen on transhipment belt and turned by vacuum band-type filter machine discharge gate
Fortune belt is transported, and filtrate is returned in leftmost side sedimentation concentration pond by filtering liquid pipeline, and such coal and water separate is very thorough, and is dehydrated
Effect is good, and then can effectively recycle the coal slime in black water；
In the present invention, the mixing of the concentration basin overflow in clear water and circulating water pool in circulating water pool is added to by mending water pipe
Object is known as recirculated water, and point multichannel under the pump action of water pump of the recirculated water in circulating water pool flows into punching pond and each receipts respectively
Collect in bucket, to supplement water to punching pond and each collecting vessel, the water in punching pond is used for each Gas Drainage Hole Construction Along waterpower
Water is used when punching, thus can be reduced hydraulic flushing in hole water consumption, and can be reduced about 80% hydraulic flushing in hole water consumption, in turn
It is able to achieve economical and environmentally friendly benefit, and can be prevented in collecting vessel in this way in black water to water is supplemented respectively in each collecting vessel
Coal slime precipitate；
In the present invention, the slurry long range Hydraulic transportation and separation of solid and liquid can be accordingly moved according to the variation of gas drainage under suction hole site
Moving trolley in device, thus the slurry long range Hydraulic transportation and equipment for separating liquid from solid use it is more flexible；
In the present invention, each collecting vessel internal upper part and circulating water pool internal upper part are respectively equipped with liquid level sensor, and water pump is variable frequency pump,
Pulp pump is frequency conversion Pulp pump, and punching sump tube road is gone to be equipped with manually-operated gate, and each dilute is equipped with motorized adjustment in water lines
Dilution penstock, be equipped with the flushing of pipeline valve manually adjusted, the signal output of each liquid level sensor in each water lines that recoil
End is connected with the signal input part of controller respectively, and controller controls water pump and each dilution penstock respectively, and collecting vessel liquid level passes
Sensor incudes the liquid level of black water in corresponding collecting vessel and liquid level information is fed back to controller, and controller controls corresponding dilution water
Valve opening size is followed in circulating water pool liquid level sensor induction circulating water pool with adjusting the liquid level of black water in corresponding collecting vessel
Liquid level information is simultaneously fed back to controller by the liquid level information of ring water, and controller control water pump opens or closes or adjust the frequency of water pump
Rate the liquid level of black water and can make the liquid level of black water in each collecting vessel be maintained at setting liquid in each collecting vessel of real-time monitoring in this way
On position, and the liquid level of recirculated water and the liquid level of recirculated water in circulating water pool can be made to be maintained at setting liquid in real-time monitoring circulating water pool
On position；
In the present invention, the black water generated in each gas extraction hole flows into corresponding collecting vessel by corresponding punching coal slime water pipe respectively
Interior, each pneumatic element is inflated before opening corresponding Pulp pump into corresponding collecting vessel, in case the coal slime water slurry in collecting vessel is sent out
Raw precipitating.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Detailed description of the invention: 1, moving trolley, 2, collecting vessel, 3, punching coal slime water pipe, 4, gas extraction hole, 5, coal slime water pipe
Road, 6, fine particle classification screen, 7, Pulp pump, 8, scraper-trough conveyer, 9, vacuum band-type filter machine, 10, circulating water pool, 11, sedimentation concentration pond,
12, underflow branch pipeline, 13, underflow pump, 14, underflow main pipe rail, 15, filtering liquid pipeline, 16, recirculated water main pipe rail, 17, go punching
Pond pipeline, 18, water pump, 19, benefit water pipe, 20, dilution water lines, 21, recoil water lines, 22, transhipment belt, 23, slurry
Pump feeding valve, 24, manual block clearing valve, 25, underflow pump feeding valve, 26, water circulating pump feeding valve, 27, manually-operated gate, 28, dilute
Release penstock, 29, flushing of pipeline valve, 30, underflow valve, 31, high-pressure air hose, 32, high pressure manual air-valve, 33, bracket, 34, hose,
35, check-valves.
Specific embodiment
As shown in Figure 1, a kind of slurry long range Hydraulic transportation and equipment for separating liquid from solid, including multiple identical collection conveyings
Unit, collecting supply unit includes moving trolley 1, and the collecting vessel 2 of top end opening, 2 top of collecting vessel are fixed in moving trolley 1
It is in above collecting vessel 2 with multiple respectively by more punching coal slime water pipes 3 and multiple back taper black water collection funnels
Corresponding gas extraction hole 4 is connected to, and 2 bottom of collecting vessel is connected with the pneumatic element inflated into collecting vessel 2, and pneumatic element includes high pressure
Air hose 31, and high-pressure air hose 31 is equipped with high pressure manual air-valve 32, high-pressure air hose 31 is connected with compressed air reservoir, each collecting vessel
2 bottom ends are connected by corresponding coal slime water lines 5 with 6 entrance of fine particle classification screen for being fixed on underground coal mine respectively, close to collecting vessel 2
Coal slime water lines 5 on Pulp pump 7 is installed, collecting vessel 2 is vertically arranged and in reverse tapered shape, and collecting vessel 2 is consolidated by bracket 33
Due on 1 top surface of moving trolley, and 2 lower horizontal height of collecting vessel is higher than 1 top surface level height of moving trolley, and Pulp pump 7 is solid
Due to the corresponding position of corresponding 1 top surface of moving trolley；The outlet of 6 oversize of fine particle classification screen is by scraper-trough conveyer 8 and is fixed on particulate
9 entrance of vacuum band-type filter machine on 6 right side of classifying screen is connected, and 6 lower section of fine particle classification screen is from left to right fixed with top and mutually interconnects
Logical multiple sedimentation concentration ponds 11 and a circulating water pool 10, circulating water pool 10 are in the rightmost side, leftmost side sedimentation concentration pond 11
Top is connected with the outlet of the screenings of 6 lower end of fine particle classification screen and screenings is fallen into leftmost side sedimentation concentration pond 11, each to settle
11 bottom end of concentration basin is connected by corresponding underflow branch pipeline 12 with the underflow main pipe rail 14 with underflow pump 13 respectively, underflow main pipe rail
14 ends are connected with 9 entrance of vacuum band-type filter machine, 11 overflow port of sedimentation concentration pond of 10 top of circulating water pool and the rightmost side with
And mend water pipe 19 and be connected, each sedimentation concentration pond 11 and circulating water pool 10 are vertically arranged and are in reverse tapered shape, and left side is heavy
It drops 11 top liquid level of concentration basin and is higher than the adjacent 11 top liquid level of sedimentation concentration pond in right side, 10 top liquid level of circulating water pool
Height is lower than the adjacent 11 top liquid level of sedimentation concentration pond in left side, and leftmost side sedimentation concentration pond 11 is interior flocculated added with coal slime is made
Flocculant；9 filtrate port of vacuum band-type filter machine is connected by filtering liquid pipeline 15 with 11 feeding inlet of leftmost side sedimentation concentration pond, is followed
10 bottom end of ring pond is connected with recirculated water main pipe rail 16, is connected with water pump 18 on the recirculated water main pipe rail 16 of circulating water pool 10, follows
By going punching pond pipeline 17 to be connected with punching pond, recirculated water main pipe rail 16 passes through more dilution water pipes on ring supply mains road 16
Road 20 is connected with each collecting vessel 2 respectively, and recirculated water main pipe rail 16 is also by more recoil water lines 21 respectively and close to Pulp pump 7
Each coal slime water lines 5 of output are connected；Transhipment belt 22 is connected at 9 discharge gate of vacuum band-type filter machine.
Wherein, it is all provided in the corresponding coal slime water lines 5 between each 7 output end of Pulp pump and corresponding recoil 21 end of water lines
There is the Pulp pump feeding valve 23 manually adjusted, each corresponding coal slime to recoil between 21 end of water lines and 6 entrance of fine particle classification screen
Multiple manual block clearing valves 24 are equipped on the tube wall at the concave place of water lines 5, each recoil 21 end of water lines and most upstream are manual
Corresponding coal slime water lines 5 between block clearing valve 24 are equipped with check-valves 35, close to the underflow general pipeline of 13 output of underflow pump
Road 14 is equipped with the underflow pump feeding valve 25 manually adjusted, and the recirculated water main pipe rail 16 close to 18 output of water pump is equipped with hand
The water circulating pump feeding valve 26 adjusted is moved, the underflow valve 30 manually adjusted is equipped in each underflow branch pipeline 12, underflow valve 30 is adjusted
Section flows into the ratio of the black water underflow in corresponding underflow branch pipeline 12 from sedimentation concentration pond 11, goes on punching pond pipeline 17 to set
There is manually-operated gate 27, it is each to dilute the dilution penstock 28 that motorized adjustment is equipped in water lines 20, in the water lines 21 that respectively recoil
Equipped with the flushing of pipeline valve 29 manually adjusted.
Wherein, each 2 internal upper part of collecting vessel and 10 internal upper part of circulating water pool are respectively equipped with liquid level sensor, and water pump 18 is frequency conversion
Water pump, Pulp pump 7 be frequency conversion Pulp pump, the signal output end of each liquid level sensor respectively with the signal input part phase of controller
Even, controller controls water pump 18 and each dilution penstock 28 respectively；Slurry long range Hydraulic transportation and equipment for separating liquid from solid are in
When operating status, each Pulp pump 7, fine particle classification screen 6, vacuum band-type filter machine 9, underflow pump 13 and water pump 18 are in starting shape
State mends water pipe 19 and supplements clear water, each Pulp pump feeding valve 23, underflow pump feeding valve 25 and circulation into circulating water pool 10 always
Water pump feeding valve 26 is in open state, and each penstock 28 that dilutes is adjusted according to corresponding 2 liquid level of collecting vessel, each clear manually
Stifled valve 24 is in closed state with each flushing of pipeline valve 29, and 2 liquid level sensor of collecting vessel incudes coal slime in corresponding collecting vessel 2
Liquid level information is simultaneously fed back to controller by the liquid level of water, and corresponding dilution 28 opening size of penstock of controller control and water pump 18 are transported
Turn frequency to adjust the liquid level of black water in corresponding collecting vessel 2, is followed in 10 liquid level sensor of circulating water pool induction circulating water pool 10
Liquid level information is simultaneously fed back to controller by the liquid level information of ring water, and controller control water pump 18 opens or closes or adjust water pump 18
Frequency.
Wherein, it is equipped with hose 34 in each punching coal slime water pipe 3, each dilution water lines 20 and each recoil water lines 21, respectively
Hose 34 is equipped in the corresponding coal slime water lines 5 of 7 output of Pulp pump.
The separating technology of above-mentioned slurry long range Hydraulic transportation and equipment for separating liquid from solid, comprising the following steps:
(1) each moving trolley 1 is pushed so that near corresponding gas extraction hole 4 at lower section, then each moving trolley 1 is moved respectively to
Corresponding gas extraction hole 4 is connected by punching coal slime water pipe 3 with corresponding 2 top of collecting vessel respectively；
(2) it constructs respectively hydraulic flushing in hole to each gas extraction hole 4 in step (1), and opens each underflow valve 30 and close each pipe
Road flushing valve 29 and each manual block clearing valve 24, and start each Pulp pump 7, fine particle classification screen 6, vacuum band-type filter machine 9, underflow
Pump 13 and water pump 18, wherein first closing corresponding Pulp pump feeding valve 23 when starting each Pulp pump 7, after the starting of each Pulp pump 7 again
Corresponding Pulp pump feeding valve 23 is opened, first closes underflow pump feeding valve 25 when starting underflow pump 13, after the starting of underflow pump 13 again
Underflow pump feeding valve 25 is opened, first closes water circulating pump feeding valve 26 when starting water pump 18, opens and follows again after the starting of water pump 18
Ring water pump feeding valve 26, the interior black water generated of each gas extraction hole 4 are flowed by corresponding punching coal slime water pipe 3 mutually receivable respectively
Collect in bucket 2, each pneumatic element is inflated before opening corresponding Pulp pump 7 into corresponding collecting vessel 2, when Pulp pump 7 is opened, is closed
High pressure manual air-valve；
(3) black water in step (2) in each collecting vessel 2 passes through corresponding coal slime water pipe under the pump action of corresponding Pulp pump 7
Road 5 is flowed into respectively in fine particle classification screen 6, and fine particle classification screen 6 is sieved to black water and obtained oversize and screenings, on sieve
Object is flowed into vacuum band-type filter machine 9 by scraper-trough conveyer 8, and screenings flows into leftmost side sedimentation concentration pond 11, left side sedimentation concentration
11 overflow of pond flows into the adjacent sedimentation concentration pond 11 in right side, and the underflow in each sedimentation concentration pond 11 is in charge of by corresponding underflow respectively
Road 12 flows into underflow main pipe rail 14, and then the underflow in underflow main pipe rail 14 flows into vacuum under the pump action of underflow pump 13
In band filter 9, and the overflow in rightmost side sedimentation concentration pond 11 enters in the adjacent circulating water pool 10 in right side, vacuum belt
Filter 9 is filtered oversize and underflow, obtains finished product filter cake and filtrate after the completion of filtering, finished product filter cake passes through vacuum belt
9 discharge gate of formula filter falls on transhipment belt 22 and is transported belt 22 and transports, and filtrate is returned most by filtering liquid pipeline 15
In left side sedimentation concentration pond 11；
(4) point multichannel under the pump action of water pump 18 of the recirculated water in circulating water pool 10 flows into punching pond and each collection respectively
In bucket 2, to supplement water to punching pond and each collecting vessel 2, the water in punching pond is for each gas extraction hole 4 construction waterpower
Water is used when punching, supplement water is used to adjust the liquid level of black water in collecting vessel 2 in collecting vessel 2, and clear water is by mending water pipe 19
It adds in circulating water pool 10；
(5) at the end of the separating technology of slurry long range Hydraulic transportation and equipment for separating liquid from solid, dilution penstock 28 is opening state
State is to be rinsed corresponding coal slime water lines 5, until the coal slime water slurry in corresponding coal slime water lines 5 is rinsed well, then
Pulp pump feeding valve 23, water circulating pump feeding valve 26 are successively closed, and stops Pulp pump 7 and water circulating pump 18, then stop particulate
Classifying screen 6 turns off underflow pump feeding valve 25 and stops underflow pump 13, to true when 11 underflow density of sedimentation concentration pond is lower
After material on empty band filter 9 is disposed, then stop vacuum band-type filter machine 9 and transhipment belt 22；
(6) it when because of external causes such as gas exceeding limits, collecting the Pulp pump 7 in supply unit and shutting off power in emergency, closes go to rush immediately
Hole water tank valve, Pulp pump feeding valve 23 and dilution penstock 28, and flushing of pipeline valve 29 is opened, made by the pumping of water pump 18
It is rinsed well with by the coal slime water slurry in each coal slime water lines 5, closes flushing of pipeline valve 29 after flushing, and closed and follow
Ring water pump feeding valve 26 and stopping water pump 18, then shut down according to subsequent shutdown operation described in step (5).
Wherein,
The regulative mode of black water liquid level is in each collecting vessel 2: 2 liquid level sensor of collecting vessel incudes coal slime in corresponding collecting vessel 2
Liquid level information is simultaneously fed back to controller by the liquid level of water, and corresponding dilution 28 opening size of penstock of controller control and water pump 18 are transported
Turn frequency to adjust the liquid level of black water in corresponding collecting vessel 2；
The regulative mode of flow is in circulating water line: 10 liquid level sensor of circulating water pool incudes recirculated water in circulating water pool 10
Liquid level information and liquid level information is fed back into controller, controller control water pump 18 opens or closes or adjusts the frequency of water pump 18
Rate.
In the present invention, fine particle classification screen 6, vacuum band-type filter machine 9 and liquid level sensor belong to the prior art.
Claims (9)
1. a kind of slurry long range Hydraulic transportation and equipment for separating liquid from solid, it is characterised in that: conveyed including multiple identical collections
Unit, collecting supply unit includes moving trolley, the collecting vessel of top end opening is fixed in moving trolley, collecting vessel top passes through
More punching coal slime water pipes are connected to multiple corresponding gas extraction holes above the collecting vessel respectively, collecting vessel bottom be connected with to
The pneumatic element inflated in collecting vessel, each collecting vessel bottom end respectively by corresponding coal slime water lines be fixed on the thin of underground coal mine
Grain classifying screen entrance is connected, and is equipped with Pulp pump in the coal slime water lines of collecting vessel；The outlet of fine particle classification screen oversize is logical
Scraper-trough conveyer is crossed to be connected with the vacuum band-type filter machine entrance being fixed on the right side of fine particle classification screen, it is from left to right solid below fine particle classification screen
Surely the multiple sedimentation concentration ponds for having top interconnected and a circulating water pool, circulating water pool are in the rightmost side, leftmost side sedimentation
Concentration basin is connected with the outlet of the screenings of fine particle classification screen lower end and screenings is fallen into the sedimentation concentration pond of the leftmost side, respectively settles dense
Contracting bottom of pond end is connected by corresponding underflow branch pipeline with the underflow main pipe rail with underflow pump respectively, underflow main pipe rail end and vacuum
Band filter entrance is connected, and circulating water pool top is connected with the sedimentation concentration pond overflow port of the rightmost side and benefit water pipe；Very
Empty band filter filtrate port is connected by filtering liquid pipeline with leftmost side sedimentation concentration pond feeding inlet, and circulating water pool bottom end is connected with
Recirculated water main pipe rail is connected with water pump on the recirculated water main pipe rail of circulating water pool, and recirculated water main pipe rail is by going to punching pond
Pipeline is connected with punching pond, and recirculated water main pipe rail is connected with each collecting vessel respectively by more dilution water lines, and recirculated water is total
Pipeline is also connected with each coal slime water lines close to Pulp pump output by the more water lines that recoil respectively；Vacuum belt mistake
Transhipment belt is connected at filter discharge gate.
2. a kind of slurry long range Hydraulic transportation according to claim 1 and equipment for separating liquid from solid, it is characterised in that: each slag
It is equipped on the Pulp pump manually adjusted in corresponding coal slime water lines between stock pump output end and corresponding back-flushing line end
Expect valve, is equipped on the tube wall at the corresponding concave place of coal slime water lines between each back-flushing line end and fine particle classification screen entrance
Multiple manual block clearing valves are set in the corresponding coal slime water lines between each back-flushing line end and the manual block clearing valve in most upstream
There is check-valves, the underflow main pipe rail close to underflow pump output is equipped with the underflow pump feeding valve manually adjusted, close to water pump
The recirculated water main pipe rail of output is equipped with the water circulating pump feeding valve manually adjusted, and punching sump tube road is gone to be equipped with manually
Valve, it is each dilute the dilution penstock that motorized adjustment is equipped in water lines, it is equipped with and manually adjusts in each water lines that recoil
Flushing of pipeline valve.
3. a kind of slurry long range Hydraulic transportation according to claim 2 and equipment for separating liquid from solid, it is characterised in that: each to receive
Collection bucket internal upper part and circulating water pool internal upper part are respectively equipped with liquid level sensor, and water pump is variable frequency pump, and Pulp pump is frequency conversion slurry
Pump, the signal output end of each liquid level sensor is connected with the signal input part of controller respectively, controller control respectively water pump and
Each dilution penstock；When slurry long range Hydraulic transportation and equipment for separating liquid from solid in operating status, each Pulp pump, fine grading
Sieve, vacuum band-type filter machine, underflow pump and water pump are in starting state, mend water pipe and supplement clearly into circulating water pool always
Water, each Pulp pump feeding valve, underflow pump feeding valve, water circulating pump feeding valve are in open state, it is each dilute penstock according to
Corresponding collecting vessel liquid level is adjusted, and each manual block clearing valve and each flushing of pipeline valve are in closed state, collecting vessel liquid level
The liquid level of black water and liquid level information is fed back into controller in the corresponding collecting vessel of sensor sensing, the corresponding dilution of controller control
Penstock opening size and pump operation frequency are to adjust the liquid level of black water in corresponding collecting vessel, circulating water pool liquid level sensor
Incude the liquid level information of recirculated water in circulating water pool and liquid level information is fed back into controller, controller controls water pump and opens or close
Close or adjust the frequency of water pump.
4. a kind of slurry long range Hydraulic transportation according to claim 1 and equipment for separating liquid from solid, it is characterised in that: each bottom
The underflow valve manually adjusted is equipped on flow point pipeline, underflow valve regulation flows into corresponding underflow branch pipeline from sedimentation concentration pond
The ratio of black water underflow.
5. a kind of slurry long range Hydraulic transportation according to claim 1 and equipment for separating liquid from solid, it is characterised in that: collect
Bucket is connected to corresponding gas extraction hole respectively by punching coal slime water pipe and back taper black water collection funnel.
6. a kind of slurry long range Hydraulic transportation according to claim 1 and equipment for separating liquid from solid, it is characterised in that: collect
Bucket is vertically arranged and in reverse tapered shape, and collecting vessel is fixed by the bracket on moving trolley top surface, and collecting vessel lower horizontal is high
Degree is higher than moving trolley top surface level height, and Pulp pump is fixed on the corresponding position of corresponding moving trolley top surface；It respectively settles dense
Contracting pond and circulating water pool are vertically arranged and in reverse tapered shapes, and left side sedimentation concentration pond top liquid level is higher than right side phase
Adjacent sedimentation concentration pond top liquid level, circulating water pool top liquid level are high lower than the adjacent sedimentation concentration pond in left side top liquid level
Degree.
7. a kind of slurry long range Hydraulic transportation according to claim 1 and equipment for separating liquid from solid, it is characterised in that: each punching
Hose, the corresponding coal slime of each Pulp pump output are equipped in hole coal slime water pipe, each dilution water lines and each recoil water lines
Hose is equipped in water lines.
8. the separating technology of above-mentioned slurry long range Hydraulic transportation and equipment for separating liquid from solid, it is characterised in that the following steps are included:
(1) each moving trolley is pushed so that each moving trolley is moved respectively to then will near corresponding gas extraction hole at lower section
Corresponding gas extraction hole passes through punching coal slime water pipe respectively and is connected with corresponding collecting vessel top；
(2) it constructs respectively hydraulic flushing in hole to each gas extraction hole in step (1), and opens each underflow valve and close each pipeline punching
Valve and each manual block clearing valve are washed, and starts each Pulp pump, fine particle classification screen, vacuum band-type filter machine, underflow pump and water pump,
Corresponding Pulp pump feeding valve is first closed when each Pulp pump of middle starting, opens corresponding Pulp pump feeding again after each slurry pump startup
Valve first closes underflow pump feeding valve when starting underflow pump, opens underflow pump feeding valve again after underflow pump startup, when starting water pump
Water circulating pump feeding valve is first closed, opens water circulating pump feeding valve, the coal generated in each gas extraction hole again after water pump starting
Muddy water is flowed into corresponding collecting vessel by corresponding punching coal slime water pipe respectively, and each pneumatic element is before opening corresponding Pulp pump to phase
Inflation in collecting vessel is answered, when Pulp pump is opened, stops inflating into corresponding collecting vessel；
(3) black water in step (2) in each collecting vessel passes through corresponding coal slime water lines under the pump action of corresponding Pulp pump
It flows into fine particle classification screen respectively, fine particle classification screen is sieved to black water and obtained oversize and screenings, and oversize is logical
It crosses scraper-trough conveyer to flow into vacuum band-type filter machine, screenings flows into the sedimentation concentration pond of the leftmost side, left side sedimentation concentration pond overflow stream
Into in the adjacent sedimentation concentration pond in right side, the underflow in each sedimentation concentration pond flows into underflow general pipeline by corresponding underflow branch pipeline respectively
In road, and then the underflow in underflow main pipe rail flows into vacuum band-type filter machine under the pump action of underflow pump, and the rightmost side
Overflow in sedimentation concentration pond enters in the adjacent circulating water pool in right side, and vacuum band-type filter machine carried out oversize and underflow
Filter obtains finished product filter cake and filtrate after the completion of filtering, and finished product filter cake falls on transhipment belt by vacuum band-type filter machine discharge gate
It goes up and is transported belt and transport, filtrate is returned in leftmost side sedimentation concentration pond by filtering liquid pipeline；
(4) point multichannel under the pump action of water pump of the recirculated water in circulating water pool flows into punching pond and each collecting vessel respectively
Interior, to supplement water to punching pond and each collecting vessel, the water in punching pond is used for each Gas Drainage Hole Construction Along hydraulic flushing in hole
When use water, supplement water is used to adjust the liquid level of black water in collecting vessel in collecting vessel, and clear water is added to by benefit water pipe and followed
In ring pond；
(5) at the end of the separating technology of slurry long range Hydraulic transportation and equipment for separating liquid from solid, dilution penstock is open state
To be rinsed to corresponding coal slime water lines, until the coal slime water slurry in corresponding coal slime water lines is rinsed well, then successively
Pulp pump feeding valve, water circulating pump feeding valve are closed, and stops Pulp pump and water circulating pump, then stop fine particle classification screen, to heavy
When drop concentration basin underflow density is lower, turns off underflow pump feeding valve and stop underflow pump, to the object on vacuum band-type filter machine
After material is disposed, then stop vacuum band-type filter machine and transhipment belt；
(6) it when because of external causes such as gas exceeding limits, collecting the Pulp pump in supply unit and shutting off power in emergency, closes go punching immediately
Water tank valve, Pulp pump feeding valve and dilution penstock, and open flushing of pipeline valve, by the pump action of water pump by each coal slime
Coal slime water slurry in water lines is rinsed well, closes flushing of pipeline valve after flushing, and closes water circulating pump feeding valve
And stop water pump, then shut down according to subsequent shutdown operation described in step (5).
9. the separating technology of slurry long range Hydraulic transportation according to claim 8 and equipment for separating liquid from solid, feature exist
In,
The regulative mode of black water liquid level is in each collecting vessel: collecting vessel liquid level sensor incudes black water in corresponding collecting vessel
Liquid level information is simultaneously fed back to controller by liquid level, controller control corresponding dilution water valve opening size and pump operation frequency with
Adjust the liquid level of black water in corresponding collecting vessel；
The regulative mode of flow is in circulating water line: circulating water pool liquid level sensor incudes the liquid of recirculated water in circulating water pool
Liquid level information is simultaneously fed back to controller by position information, and controller control water pump opens or closes or adjust the frequency of water pump.
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| CN112897723A (en) * | 2021-01-25 | 2021-06-04 | 李进虎 | Mine water underground treatment process |
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