CN205061756U - Colliery is combined in pit and is adopted working face emulsion effluent disposal system - Google Patents
Colliery is combined in pit and is adopted working face emulsion effluent disposal system Download PDFInfo
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- CN205061756U CN205061756U CN201520744327.XU CN201520744327U CN205061756U CN 205061756 U CN205061756 U CN 205061756U CN 201520744327 U CN201520744327 U CN 201520744327U CN 205061756 U CN205061756 U CN 205061756U
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Abstract
The utility model relates to a colliery is combined in pit and is adopted working face emulsion effluent disposal system, this system include the barrel, inside bottom rivers passageway, bottom support plate, filter, bottom grid board, bottom filter material layer, two -way qichong pipe, middle part grid board, middle filter material layer, upper portion filter material layer and the upper portion clear water district of being equipped with in proper order of barrel, the bottom of barrel side is equipped with that the water -washed is washed mouthful, the qichong is washed mouthful, water inlet and air inlet, and top one side of barrel is equipped with delivery port and outlet, is equipped with the inspection hole on the outer wall that the bottom filter material layer of barrel corresponds, and two -way qichong pipe comprises 8 perforated pipes, and it is evenly fixed on the barrel internal face along the setting of barrel axial, and two -way qichong pipe is connected with the pneumatic valve. Emulsion waste water collected and handled in this system can at the underground operation face, and the system adopts multistage absorbent know -why, combines two -way qichong, and effectual polymer in the emulsion waste water, the difficult degradation organic pollutant of having got rid of has avoided hardening of in system protruded packing simultaneously.
Description
Technical field
The utility model belongs to colliery stain disease processing technology field, particularly relates to a kind of underground coal mine fully-mechanized mining working emulsifying liquid waste water treatment system.
Background technology
Along with improving constantly of mining mechanization degree, it is more and more general that fully-mechanized mining working uses hydraulic support to make roof timbering.In hydraulic support work and maintenance process, a large amount of emulsifying liquid waste waters is discharged, this part waste water finally flows into down-hole through working face and enters in pit water with working face draining, swim in pit water surface and form the thick black oil film of one deck, organoleptic difference, affects the coagulating sedimentation of suspended substance in pit water, causes equipment dirt stifled, cause inclined tube blocking in settling pond to cave in, bring to the operation for the treatment of mine drainage factory and have a strong impact on.At present, for oil in water emulsion in pit water, be all treating mine drainage while, adopt mechanical frizing, the mode of chemical agent breaking milk and removing oil or ultrafiltration oil removing removed, there is the defects such as processing efficiency is low, construction investment is high, intractability is large, working cost is high.
Utility model content
The utility model provides a kind of underground coal mine fully-mechanized mining working emulsifying liquid waste water treatment system, this system can be collected at mining face under mine and process emulsifying liquid waste water, adopt the know-why of multi-stage absorption, in conjunction with two-way gas punching, effectively eliminate polymer in emulsifying liquid waste water, Persistent organic pollutants, avoid hardening of protruded packing in system simultaneously.
The utility model solves the technical scheme that its technical problem adopts:
A kind of underground coal mine fully-mechanized mining working emulsifying liquid waste water treatment system, this system comprises cylindrical shell, inner barrel is provided with bottom water flow passage from bottom to top successively, bottom support plate, filter, bottom grid plate, bottom filter material layer, two-way gas washing pipe, middle part flase floor, middle filter material layer, top filter material layer and clear water zone, top, bottom support plate is provided with multiple filter, the bottom of described cylindrical shell side is provided with water rinse mouth, gas flushing mouth, water-in and inlet mouth, the side, top of cylindrical shell is provided with water outlet and water port, the outer wall that the bottom filter material layer of cylindrical shell is corresponding is provided with access opening, two-way gas washing pipe is made up of 8 perforated pipes, it is also evenly fixed on cylinder inboard wall face along drum shaft to setting, two-way gas washing pipe is connected with pneumavalve.Regularly filtrate is added by access opening.Described bottom filter material layer adopts turn interleaving flushing mode, carries out longitudinal air-water flushing, and carries out horizontal gas flushing by two groups of two-way gas washing pipes, effectively prevent hardening of filter material layer by bottom water flow and gas.
As preferably, the height of described bottom water flow passage is 600 ~ 800mm.Bottom when guaranteeing air-water backwashing, water-gas distribution is even.
As preferably, described bottom grid plate is provided with stainless steel filtering net, mesh size≤1.0cm × 1.0cm.To tackle bottom filter material layer.
As preferably, the filtrate in the filter material layer of described bottom is spherical or elliposoidal, and specification is Φ 15mm ~ Φ 30mm, and filling ratio is 45% ~ 50%.Guarantee that bottom filter material layer is in fluidized state.Bottom filtrate main component is iron and carbon, and iron-carbon ratio is 5:1 ~ 6:1, and iron carbon forms microbattery in water, produce a large amount of bioactive molecule, cause the organism generation redox reaction in water, be degraded into small organic molecule or inorganics, and removed by carbon adsorption effect.
There is a large amount of micropore in spherical or elliposoidal filter material surface, specific surface area is 3 ~ 5 times of conventional iron carbon filtrate, adds the contact area of waste water and filter material surface, shortens the reaction times, be 1/5 ~ 1/3 of the conventional iron carbon filtrate reaction times, loading capacity increases by 2 ~ 3 times.
As preferably, two-way gas washing pipe is along drum shaft to arranging and being fixed on cylinder inboard wall face, and two-way gas washing pipe is connected with pneumavalve.
As preferably, each perforated pipe of described two-way gas washing pipe is one group with 4 of same perforate direction, controlled by same pneumavalve; The perforate direction of every root perforated pipe and the angle of cylindrical shell radial direction are 45 ° of angles, and every 2 perforated pipes are close to layout side by side, and 2 adjacent perforated pipe perforate directions are 90 ° of angles, adopt centrosymmetric arrangement form.During normal operation, open two groups of pneumavalves simultaneously, aeration aerating is carried out to water body, keep gas-water ratio 2:1 ~ 3:1.During flushing, two groups of alternate runs, maintenance backwash rate is 12 ~ 16L/m
2s, washing length 1 ~ 3min, a flushing course replaces 2 ~ 3 times.Filtrate to be interlocked flow state in transverse reciprocating in pond, effectively prevent hardening of filtrate.
As preferably, described middle part flase floor establishes stainless steel filtering net, mesh order number is not less than 24 orders.For tackling the filtrate of middle filter material layer and top filter material layer.
As preferably, the filtrate that described middle filter material layer adopts is gravel or cobble, is of a size of 2 ~ 4mm; Can suspended substance and colloid in effectively catching water; The filtrate that described top filter material layer adopts is active fruit shell carbon filtrate, is of a size of 1.2 ~ 1.6mm.Active fruit shell carbon filtrate space is flourishing, and specific surface area is large, has good adsorption.
Adopt three-layer filter layer, redox adsorption effect is completed in the first layer filter material layer, larger molecular organics is degraded into small organic molecule or inorganics by redoxomorphism, then by an Adsorption part, the product of the first filter material layer reaction forms flco and retains removal by middle filter material layer together with the suspended substance in water, in water, remaining small organic molecule and inorganics retain removal further by the absorption of top filter material layer, adopt three-layer filter to realize multi-stage absorption to retain, the removal of oil in water emulsion in waste water can be completed in structures, more conventional ground treatment process is reduced investment outlay and takes up an area more than 2/3.
The utility model adopts multilayer filtrate, utilizes the principle of light electrolysis, redox and multi-stage absorption, emulsification wet goods larger molecular organics in emulsion is resolved into small organic molecule, is removed by adsorption.The method adopted is as follows: first, the emulsifying liquid waste water gathered is entered system bottom water stream channel by lift pump or elevated tank by bottom water inlet pipe, pass through filter, uniform fluid flow enters bottom filter material layer, there is the effects such as light electrolysis, redox reaction, absorption in the filtering layer of bottom after, in oil in water emulsion, larger molecular organics resolves into small organic molecule and the inorganics of easily degraded, current enter top filter material layer through middle filter material layer, adsorb, crown_interception, further removal oil-in-water class and a small amount of suspended substance, standard water discharge is discharged.
The utility model has the advantages that: adopt multilayer filtrate, light electrolysis, redox and multi-stage absorption is realized in structures, oil in water emulsion in waste water is removed, system is simple, occupation of land economizes, treatment effect is good, relative to embrane method reduced investment, operational management is convenient, maintenance cost is low, before emulsifying liquid waste water enters shaft sump, oil in water emulsion in water can be removed, greatly save investment and the running cost of day mineral well water treatment station, reduce the intractability of day mineral well water treatment station, there is significant economic benefit.Adopt horizontal two-way cross gas to rush air-water flushing longitudinal with bottom to combine, can effectively prevent hardening of bottom filtrate.Two-way gas washing pipe has the function of aeration aerating concurrently simultaneously, and air-flow and current are tangential motion, and coefficient of oxygen utilization is high, and more conventional bottom aeration aerating saves 1/3 ~ 1/2.Bottom adopts porous iron carbon filtrate, and filter material surface exists a large amount of micropore, more conventional iron carbon filtrate Reaction time shorten 2 ~ 4 times, and loading capacity increases by 2 ~ 3 times.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is two-way gas washing pipe schematic layout pattern of the present utility model;
In figure: 1-cylindrical shell; 2-bottom water flow passage; 3-bottom support plate; 4-filter; 5-bottom grid plate; Filter material layer bottom 6-; The two-way gas washing pipe of 7-; Flase floor in the middle part of 8-; Filter material layer in the middle of 9-; 10-top filter material layer; Clear water zone, 11-top; 12-water-in; 13-water outlet; 14-water rinse mouth; 15-gas flushing mouth; 16-water port; 17-inlet mouth; 18 access openings.
Embodiment
Below by specific embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.Should be appreciated that enforcement of the present utility model is not limited to the following examples, any pro forma accommodation make the utility model and/or change all will fall into the utility model protection domain.
Embodiment:
A kind of underground coal mine fully-mechanized mining working emulsifying liquid waste water treatment system, as shown in Figure 1, this system comprises cylindrical shell 1, inner barrel is provided with bottom water flow passage 2 from bottom to top successively, bottom support plate 3, filter 4, bottom grid plate 5, bottom filter material layer 6, two-way gas washing pipe 7, middle part flase floor 8, middle filter material layer 9, top filter material layer 10 and clear water zone, top 11, the bottom of described cylindrical shell 1 side is provided with water-in 12, water rinse mouth 14, gas flushing mouth 15 and inlet mouth 17, the side, top of cylindrical shell 1 is provided with water outlet 13 and water port 16, the outer wall of bottom filter material layer 7 correspondence of cylindrical shell 1 is provided with access opening 18, regularly filtrate is added by this access opening.Liquid in bottom water flow passage 2 enters the bottom filter material layer 6 be positioned at above bottom support plate through filter.Two-way gas washing pipe is along drum shaft to arranging and being fixed on cylinder inboard wall face, and two-way gas washing pipe is connected with pneumavalve.
Described two-way gas washing pipe as shown in Figure 2, is made up of 8 perforated pipes.Every 2 are arranged in juxtaposition, and perforate direction is 90 ° of angles, and single Zhi Kaikong direction and medullary ray are 45 ° of angles, and pipe a, b, c, d are one group, are controlled by same pneumavalve; Pipe e, f, g, h are another group, are controlled by another pneumavalve, and during flushing, two groups of alternate runs, a flushing course replaces 2 ~ 3 times, filtrate to be interlocked flow state in transverse reciprocating in pond, effectively prevent hardening of filtrate.During normal operation, two groups of pneumavalves are opened simultaneously, and air-flow and current are tangential motion, and coefficient of oxygen utilization is high, and more conventional bottom aeration aerating saves 1/3 ~ 1/2.
The height of described bottom water flow passage is 600 ~ 800mm, and bottom when guaranteeing air-water backwashing, air water is uniformly distributed.Described bottom grid plate 6 is provided with stainless steel filtering net, mesh size≤1.0cm × 1.0cm, to tackle bottom filter material layer.Described middle part flase floor 9 establishes stainless steel filtering net, and mesh order number is not less than 24 orders, for tackling the filtrate of middle filter material layer and top filter material layer.
Filtrate in described bottom filter material layer 7 is spherical or elliposoidal, and specification is Φ 15mm ~ Φ 30mm, and filling ratio is 45% ~ 50%, guarantees that bottom filter material layer is in fluidized state.Bottom filtrate main component is iron and carbon, and iron-carbon ratio is 5:1 ~ 6:1, and iron carbon forms microbattery in water, produce a large amount of bioactive molecule, cause the organism generation redox reaction in water, be degraded into small organic molecule or inorganics, and removed by carbon adsorption effect.And there is a large amount of micropore in spherical or elliposoidal filter material surface, specific surface area is 3 ~ 5 times of conventional iron carbon filtrate, adds the contact area of waste water and filter material surface, shortens the reaction times, be 1/5 ~ 1/3 of the conventional iron carbon filtrate reaction times, loading capacity increases by 2 ~ 3 times.
The filtrate that described middle filter material layer 10 adopts is gravel or cobble, for tackling suspended substance in the product of bottom filter material layer redox reaction and water; The filtrate that described top filter material layer 11 adopts is active fruit shell carbon filtrate, and active fruit shell carbon filtrate space is flourishing, and specific surface area is large, can adsorb small organic molecule, inorganics and colloid residual in trap water further, guarantee standard water discharge.
When this underground coal mine fully-mechanized mining working emulsifying liquid waste water treatment system uses, the underground coal mine fully-mechanized mining working emulsifying liquid waste water treatment system that emulsifying liquid waste water enters described in claim 1 from water-in 12 is inner, for guaranteeing that waste water is no less than 10min at bottom reaction time, control the lift velocity≤6m/h of water inlet current, first bottom filter material layer 6 is entered, after light electrolysis, redox, adsorption, enter top filter material layer 10 through middle filter material layer 9, discharge from water outlet 13 after absorption further.Described two-way gas washing pipe 8 possesses aeration aerating and horizontal pre-washing function simultaneously, and when normally running, open two groups of pneumavalves, adjustment gas-water ratio is 2:1 ~ 3:1, and air-flow and current are tangential motion, and coefficient of oxygen utilization is high simultaneously.During flushing, guarantee that backwash rate is 12 ~ 16L/m
2s, two groups of alternate runs, washing length 1 ~ 3min.Filtrate to be interlocked flow state in transverse reciprocating in pond, effectively prevent hardening of filtrate.
Native system has that flow process is simple, compact construction, easy to operate, small accommodation area, less investment, working cost are low, high treating effect.Before emulsifying liquid waste water enters shaft sump, the oil in water emulsion in water is removed, greatly reduce investment and the working cost of day mineral well water treatment station, alleviate the operating load of day mineral well water treatment station, there is significant economic benefit.
Above-described embodiment is one of the present utility model preferably scheme, not does any pro forma restriction to the utility model, also has other variant and remodeling under the prerequisite not exceeding the technical scheme described in claim.
Claims (6)
1. a underground coal mine fully-mechanized mining working emulsifying liquid waste water treatment system, it is characterized in that: this system comprises cylindrical shell (1), inner barrel is provided with bottom water flow passage (2) from bottom to top successively, bottom support plate (3), filter (4), bottom grid plate (5), bottom filter material layer (6), two-way gas washing pipe (7), middle part flase floor (8), middle filter material layer (9), top filter material layer (10) and clear water zone, top (11), the bottom of described cylindrical shell (1) side is provided with water-in (12), water rinse mouth (14), gas flushing mouth (15) and inlet mouth (17), the side, top of cylindrical shell (1) is provided with water outlet (13) and water port (16), the outer wall that the bottom filter material layer (6) of cylindrical shell (1) is corresponding is provided with access opening (18), two-way gas washing pipe (7) is made up of 8 perforated pipes, it is also evenly fixed on cylinder inboard wall face along drum shaft to setting, two-way gas washing pipe (7) is connected with pneumavalve.
2. underground coal mine fully-mechanized mining working emulsifying liquid waste water treatment system according to claim 1, is characterized in that, each perforated pipe of described two-way gas washing pipe (7) is one group with 4 of same perforate direction, controlled by same pneumavalve; The perforate direction of every root perforated pipe and the angle of cylindrical shell radial direction are 45 ° of angles, and every 2 perforated pipes are close to layout side by side, and 2 adjacent perforated pipe perforate directions are 90 ° of angles, adopt centrosymmetric arrangement form.
3. underground coal mine fully-mechanized mining working emulsifying liquid waste water treatment system according to claim 1, it is characterized in that, the filtrate in described bottom filter material layer (6) is spherical or elliposoidal, and specification is Φ 15mm ~ Φ 30mm, and filling ratio is 45% ~ 50%.
4. underground coal mine fully-mechanized mining working emulsifying liquid waste water treatment system according to claim 1, is characterized in that, the height of described bottom water flow passage is 600 ~ 800mm.
5. underground coal mine fully-mechanized mining working emulsifying liquid waste water treatment system according to claim 1, it is characterized in that, described bottom grid plate is provided with stainless steel filtering net, mesh size≤1.0cm × 1.0cm, described middle part flase floor establishes stainless steel filtering net, and mesh order number is not less than 24 orders.
6. underground coal mine fully-mechanized mining working emulsifying liquid waste water treatment system according to claim 1, is characterized in that, the filtrate that described middle filter material layer (9) adopts is gravel or cobble, is of a size of 2 ~ 4mm; The filtrate that described top filter material layer (10) adopts is active fruit shell carbon filtrate, is of a size of 1.2 ~ 1.6mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520744327.XU CN205061756U (en) | 2015-09-23 | 2015-09-23 | Colliery is combined in pit and is adopted working face emulsion effluent disposal system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520744327.XU CN205061756U (en) | 2015-09-23 | 2015-09-23 | Colliery is combined in pit and is adopted working face emulsion effluent disposal system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205061756U true CN205061756U (en) | 2016-03-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520744327.XU Expired - Fee Related CN205061756U (en) | 2015-09-23 | 2015-09-23 | Colliery is combined in pit and is adopted working face emulsion effluent disposal system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205061756U (en) |
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2015
- 2015-09-23 CN CN201520744327.XU patent/CN205061756U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160302 Termination date: 20210923 |
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| CF01 | Termination of patent right due to non-payment of annual fee |