CN108929001A - A kind of coal chemical industrial waste water purification process technique - Google Patents
A kind of coal chemical industrial waste water purification process technique Download PDFInfo
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- CN108929001A CN108929001A CN201810988123.9A CN201810988123A CN108929001A CN 108929001 A CN108929001 A CN 108929001A CN 201810988123 A CN201810988123 A CN 201810988123A CN 108929001 A CN108929001 A CN 108929001A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/02—Treatment of water, waste water, or sewage by heating
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/285—Treatment of water, waste water, or sewage by sorption using synthetic organic sorbents
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
Abstract
The invention belongs to coal chemical industrial waste water processing technology field, specifically a kind of coal chemical industrial waste water purification process technique, which, which includes the following steps: for waste water to be passed through in wastewater treatment equipment, is pre-processed, and is precipitated and removed oils, suspended matter etc.；Using the method for resin adsorption, to treated, waste water is adsorbed；Obtained waste water is handled by air stripping tower；Waste water is handled in the way of biology aerobic processing, the COD and NH3-N in water removal are further removed, to complete the processing of waste water.The present invention can efficiently be handled coal chemical industrial waste water, and work efficiency is high, energy saving.
Description
Technical field
The invention belongs to coal chemical industrial waste water processing technology field, specifically a kind of coal chemical industrial waste water purified treatment work
Skill.
Background technique
Coal chemical industrial waste water refers in the pretreatment of coal processing, the waste water generated in treatment process, mainly include gasification wastewater,
The waste water that purification and washing waste water and other coal products generate belongs to one of current intractable industrial wastewater.Coal chemical industry
The technological process of production is more and complicated, and water consumption is huge.And the composition of waste water is extremely complex, and contained organic pollutant includes phenol
Class, polycyclc aromatic compound and nitrogenous, oxygen, the heterocyclic compound of sulphur etc. are that one kind typically organises containing difficult to degrade
Close the industrial wastewater of object.Easily biodegradable organics in waste water are mainly phenolic compound and benzene-like compounds；Pyrroles, naphthalene, furans,
It narrows azole and belongs to degradable type organic；Organic matter difficult to degrade mainly has pyridine, carbazole, biphenyl, terphenyl etc..These are toxic
Organic matter harmful, difficult to degrade has very strong biological toxic action, has seriously threatened the safety of environment.
Summary of the invention
In order to make up for the deficiencies of the prior art, a kind of coal chemical industrial waste water purification process technique proposed by the present invention, the present invention
A kind of new process handling coal chemical industrial waste water is mainly provided.The present invention passes through wastewater treatment equipment first realizes nocuousness in waste water
The precipitating of substance and heavy oil realizes separating for removal and oil and water, then removes most COD and NH3- by group technology
N makes the water quality of processing reach discharge standard, while can be realized the recycling of resource.
The technical solution adopted by the present invention to solve the technical problems is: a kind of coal chemical industrial waste water purification of the present invention
Treatment process, the technique include the following steps:
Step 1: waste water being passed through in wastewater treatment equipment and is pre-processed, and is precipitated and removed oils, suspended matter
Deng；
Step 2: using the method for resin adsorption, to treated in step 1, waste water is adsorbed；
Step 3: the waste water that step 2 obtains is handled by air stripping tower；
Step 4: the waste water in step 3 is handled in the way of biology aerobic processing, is further gone in water removal
COD and NH3-N, to complete the processing of waste water；
Wherein, wastewater treatment equipment described in step 1 includes teeter chamber, mud chamber and oil liquid separation chamber, the stirring
Room is set to inside mud chamber, and teeter chamber bottom is provided with liquid outlet, and teeter chamber is mounted on the top of mud chamber by spring one
Portion, teeter chamber are internally provided with agitating unit, and agitating unit is mounted at the top of mud chamber, and agitating unit is used for indoor to stirring
Waste water and reagent are sufficiently stirred, are mixed；The agitating unit includes agitating shaft, impeller one, stirring rod, agitating plate, shock
Head and spring two, the agitating shaft are rotatably installed in the top of mud chamber, and mud chamber is extended in agitating shaft upper end；The impeller one
It is mounted on agitating shaft, is vertically arranged with feed pathway in the axial direction at the top of agitating shaft, feed pathway is screw type, agitating shaft
External peripheral surface is horizontally disposed in the top position of impeller one liquid outlet, the inclined cloth of the radial direction of liquid outlet and agitating shaft
It sets, liquid outlet is connected with feed pathway, and position of the agitating shaft below impeller one, which is radially horizontally disposed with, perforation
Sliding slot, sliding slot are provided at least two along the axial direction of agitating shaft；The stirring rod is placed horizontally in the sliding slot of agitating shaft,
Stirring rod is located inside teeter chamber；The agitating plate inner inclination is provided with the through-hole of perforation left and right end face, and stirring rod is passed through and stirred
The through-hole for mixing plate makes agitating plate slant setting on stirring rod, is provided with spring two between stirring rod and agitating plate, and two, spring
In on stirring rod；The impact head is mounted on the both ends of stirring rod, is provided with protrusion on the side wall of teeter chamber, protrusion can with stir
Mix bar impact head contact, and it is any two protrusion lines without agitating shaft axle center, thus, stirring rod every time only have one end
Impact head can with projection contacts, between agitating plate and impact head setting be again provided with spring two；The oil liquid separation chamber
On the right side of mud chamber, mud chamber is provided with water outlet on right side, and water outlet is communicated with oil liquid separation chamber, the position of water outlet
It installs and is equipped with strainer, a partition being tilted to the right is provided in oil liquid separation chamber, oil liquid separation chamber is divided into left and right two by partition
Part, respectively separation bin and oil storage cabin, separation bin bottom are provided with heating coil, and partition is provided with oil outlet on top；Its
In,
Helical flight is additionally provided in the oil liquid mud chamber, the oil outlet that helical flight passes through partition is horizontally arranged at oil
Inside liquid separation chamber, helical flight is equipped with impeller two in the position of oil outlet, produces after the heated coil heats of oil liquid mixture
Unboiled water steam, the vapor driving rotation of impeller two move helical flight, and realization scrapes the light oil of liquid surface.When work,
Coal chemical industrial waste water and reagent are injected by the feed pathway of agitating shaft, reagent is completed in screw type feed pathway after tentatively mixing
It is discharged by the liquid outlet of agitating shaft, the liquid driven impeller one of discharge rotates, so that agitating shaft be made to drive stirring rod rotation, stirring
The impact head of left and right ends is alternately mutually hit with the protrusion on teeter chamber's side wall during bar rotates, and makes stirring rod along stirring
The sliding slot for mixing axis moves back and forth, and the presence of spring two moves agitating plate on stirring rod, further improves to waste water
With the mixing effect of reagent, it is agitated after composite waste mud chamber bottom is drained by liquid outlet, it is complete in mud chamber bottom
It is precipitated at solid, realizes the separation of harmful substance in liquid.Liquid after precipitation enters oil liquid separation chamber by strainer, heating
Coil heats separate water and light oil further, and light oil is bubbled through the water column, and when adding thermogenetic steam by oil outlet, make impeller two
It rotates, the rotation of impeller two drives helical flight movement, and the light oil of the water surface is scraped in oil storage cabin, water and light oil are realized
Separation.
The stirring plate surface is horizontally disposed water hole, and water hole is tapered, and water hole is used in agitating plate with stirring
Pass through water flow when mixing axis rotation, accelerates the disturbance of water flow.When stirring rod stirs in teeter chamber, liquid is flowed through from water hole,
Since water hole is tapered, liquid flow is out-of-date to will form certain impact force, to improve the effect of liquid blending.
The mud chamber is internally provided with cleaning unit, and the cleaning unit includes rolling element, connecting rod one, connecting rod two, gas
Cylinder, stir plate, cleaning plate and spring three, the rolling element are rotatablely installed on the side wall of teeter chamber, and the diameter of rolling element, which is greater than, to be stirred
Mix the wall thickness of room；The connecting rod one passes through rolling element and is fixedly mounted on rolling element, and one one end of connecting rod is located inside teeter chamber,
One other end of connecting rod is located at outside teeter chamber；Two upper end of connecting rod is hinged with the one end of connecting rod one outside teeter chamber, connecting rod
Realize that connection, the presence of spring three are adjacent to the cleaning plate on connecting rod two always to precipitate by spring three between one and connecting rod two
The side wall of room；The piston rod of the cylinder is located at one end outside teeter chamber with the upper end of connecting rod two and connecting rod one and is hinged；Institute
It states stir plate to be located in teeter chamber, stir plate improves the mixing of waste water and reagent for stirring teeter chamber's bottom section
Effect；The cleaning plate is hinged on the lower end of connecting rod two, and the side wall for clearing up plate and mud chamber fits, cleaning plate and mud chamber side
The end face that wall fits is provided with bristle, and bristle guarantees for scrubbing to the strainer on the side wall and side wall of mud chamber
The validity of strainer work.When work, cylinder pushes connecting rod one and connecting rod two to move back and forth, connecting rod two with cleaning plate along
Mud chamber's side wall moves up and down, and clears up mud chamber's side wall, and removes the sundries of screen surface, improves the work of strainer
Efficiency；Meanwhile connecting rod one is rotated around rolling element, is driven agitating plate to swing in teeter chamber, is realized agitating plate to teeter chamber
The stirring of interior liquid realizes mixing well for stirring indoor liquid.
Teeter chamber's bottom level is provided with float plate, and float plate is connected by spring four with teeter chamber bottom, stirs
Air bag is additionally provided between room and float plate, the compressed air that air bag generates is connected by hose and solenoid valve with cylinder.It is heavy
When the lower section water level of the indoor agitating plate in shallow lake changes, float plate is moved up and down, is compressed to air bag, and air bag is made to generate compression
Air, the compressed air-driven cylinder moving that air bag generates, to improve the utilization of the energy.
It is provided with air storage chamber above the mud chamber, is provided with gas vent, the position of gas vent at the top of mud chamber
It sets corresponding with impeller one；The oil storage cabin side wall is provided with steam hole, and steam (vapor) outlet is connected by hose with air storage chamber, storage
Gas chamber is connected by hose and check valve with gas vent.It is discharged into the steam in oil storage cabin through steam hole, is stored in storage
In gas chamber, gas vent of the indoor gas of gas storage in the control mud chamber Xia You of check valve sprays, and driving impeller one rotates,
To enable impeller one constantly to rotate, the consumption of the energy is saved.
Position on the partition in oil outlet is provided with water-blocking groove, and water blocking slot cross-section is " L " type, and water-blocking groove is located at partition
Right side, the height of water-blocking groove is higher than the height of helical flight minimum point, and water-blocking groove is for preventing liquid water from flowing into light oil
Oil storage cabin.The design of water-blocking groove enables the water surface in separation chamber to reach the height of helical flight minimum point, thus the light oil on the water surface
Working range in helical flight ensure that helical flight successfully all scrapes the light oil of the water surface into oil storage cabin, improve
Isolated effect.
Beneficial effects of the present invention are as follows:
1. a kind of coal chemical industrial waste water purification process technique of the present invention, the present invention passes through wastewater treatment equipment reality first
The precipitating for having showed harmful substance and heavy oil in waste water realizes separating for removal and oil and water, then removes big portion by group technology
The COD and NH3-N divided makes the water quality of processing reach discharge standard, while can be realized the recycling of resource.
2. a kind of coal chemical industrial waste water purification process technique of the present invention, the wastewater treatment equipment that this technique uses passes through
Addition reagent makes harmful substance and heavy oil precipitate realization removal with sufficiently reacting for waste water, then separates water and light oil by heating
It opens, light oil is struck off by helical flight, realizes the separation of oil liquid, work efficiency is high.
3. a kind of coal chemical industrial waste water purification process technique of the present invention, wastewater treatment equipment in this technique using point
It pushes impeller one to rotate from the compressed air that heating coil in storehouse generates, realizes the persistent movement of agitating shaft, no setting is required newly
Power source improves the utilization of the energy, saves energy consumption.
Detailed description of the invention
Fig. 1 is process flow chart of the invention；
Fig. 2 is main view of the invention；
Fig. 3 is the partial enlarged view in Fig. 2 of the present invention at A；
In figure: teeter chamber 1, mud chamber 2, oil liquid separation chamber 3, liquid outlet 11, agitating unit 4, agitating shaft 41, impeller one
42, stirring rod 43, agitating plate 44, impact head 45, feed pathway 411, raised 12, water outlet 21, strainer 5, partition 6, separation bin
31, oil storage cabin 32, heating coil 7, oil outlet 61, helical flight 22, impeller 2 23, water hole 441, cleaning unit 8, rolling element
81, connecting rod 1, connecting rod 2 83, cylinder 84, stir plate 85, cleaning plate 86, float plate 9, air bag 10, air storage chamber 24, gas spray
Export 25, water-blocking groove 62.
Specific embodiment
It is said as follows using a kind of coal chemical industrial waste water purification process technique of Fig. 1-Fig. 3 to an embodiment of the present invention
It is bright.
As shown in Figure 1-Figure 3, a kind of coal chemical industrial waste water purification process technique of the present invention, the technique include following step
It is rapid:
Step 1: waste water being passed through in wastewater treatment equipment and is pre-processed, and is precipitated and removed oils, suspended matter
Deng；
Step 2: using the method for resin adsorption, to treated in step 1, waste water is adsorbed；
Step 3: the waste water that step 2 obtains is handled by air stripping tower；
Step 4: the waste water in step 3 is handled in the way of biology aerobic processing, is further gone in water removal
COD and NH3-N, to complete the processing of waste water；
Wherein, wastewater treatment equipment described in step 1 includes teeter chamber 1, mud chamber 2 and oil liquid separation chamber 3, described
Teeter chamber 1 is set to inside mud chamber 2, and 1 bottom of teeter chamber is provided with liquid outlet 11, and teeter chamber 1 is mounted on by spring one
The top of mud chamber 2, teeter chamber 1 are internally provided with agitating unit 4, and agitating unit 4 is mounted on 2 top of mud chamber, agitating unit 4
For in teeter chamber 1 waste water and reagent be sufficiently stirred, mixed；The agitating unit 4 includes agitating shaft 41, impeller one
42, stirring rod 43, agitating plate 44, impact head 45 and spring two, the agitating shaft 41 are rotatably installed in the top of mud chamber 2, stir
It mixes 41 upper end of axis and extends mud chamber 2；The impeller 1 is mounted on agitating shaft 41, and 41 top of agitating shaft is erected in the axial direction
It is directly provided with feed pathway 411, feed pathway 411 is screw type, upper position of 41 external peripheral surface of agitating shaft in impeller 1
It sets to be horizontally disposed with and has liquid outlet, the inclined arrangement of radial direction of liquid outlet and agitating shaft 41, liquid outlet and 411 phase of feed pathway
Connection, position of the agitating shaft 41 below impeller 1 are radially horizontally disposed with the sliding slot for having perforation, and sliding slot is along agitating shaft
41 axial direction is provided at least two；The stirring rod 43 is placed horizontally in the sliding slot of agitating shaft 41, and stirring rod 43
Inside teeter chamber 1；44 inner inclination of agitating plate is provided with the through-hole of perforation left and right end face, and stirring rod 43 passes through agitating plate
44 through-hole makes 44 slant setting of agitating plate on stirring rod 43, and spring two, bullet are provided between stirring rod 43 and agitating plate 44
Spring two is located on stirring rod 43；The impact head 45 is mounted on the both ends of stirring rod 43, is provided with protrusion on the side wall of teeter chamber 1
12, protrusion 12 can be contacted with the impact head 45 of stirring rod 43, and the line of any two protrusion 12 is without the axis of agitating shaft 41
The heart, thus, only the impact head 45 of one end can contact stirring rod 43 with protrusion 12 every time, between agitating plate 44 and impact head 45
Setting is again provided with spring two；The oil liquid separation chamber 3 is located at 2 right side of mud chamber, and mud chamber 2 is provided with out on right side
The mouth of a river 21, water outlet 21 are communicated with oil liquid separation chamber 3, and the position of water outlet 21 is provided with strainer 5, setting in oil liquid separation chamber 3
There is a partition 6 being tilted to the right, oil liquid separation chamber 3 is divided into left and right two parts, respectively separation bin 31 and oil storage cabin by partition 6
32,31 bottom of separation bin is provided with heating coil 7, and partition 6 is provided with oil outlet 61 on top；Wherein,
Helical flight 22 is additionally provided in the oil liquid mud chamber 2, the oil outlet 61 that helical flight 22 passes through partition 6 is horizontal
It is mounted on inside oil liquid separation chamber 3, helical flight 22 is equipped with impeller 2 23 in the position of oil outlet 61, and oil liquid mixture is through adding
Heat coil 7 generates vapor after heating, the vapor driving rotation of impeller 2 23 moves helical flight 22, realizes liquid surface
Light oil scrape.When operation, coal chemical industrial waste water and reagent are injected by the feed pathway 411 of agitating shaft 41, reagent is in screw type
It being discharged after completing preliminary mixing in feed pathway 411 by the liquid outlet of agitating shaft 41, the liquid driven impeller 1 of discharge rotates,
To make agitating shaft 41 drive stirring rod 43 rotate, stirring rod 43 rotate during left and right ends impact head 45 alternately with
12 phase of protrusion on 1 side wall of teeter chamber is hit, and moves back and forth stirring rod 43 along the sliding slot of agitating shaft 41, the presence of spring two
It moves agitating plate 44 on stirring rod 43, the mixing effect to waste water and reagent is further improved, after agitated
Composite waste is drained into 2 bottom of mud chamber by liquid outlet 11, completes solid precipitating in 2 bottom of mud chamber, realizing has in liquid
The separation of evil substance.Liquid after precipitation by strainer 5 enter oil liquid separation chamber 3, heating coil 7 heating make water and light oil into
The separation of one step, light oil are bubbled through the water column, and when adding thermogenetic steam by oil outlet 61, so that impeller 2 23 is rotated, impeller two
23 rotation drives helical flight 22 to move, and the light oil of the water surface is scraped in oil storage cabin 32, the separation of water and light oil is realized.
As shown in figure 3,44 surface of agitating plate is horizontally disposed water hole 441, water hole 441 is tapered, water hole
441, for passing through water flow when agitating plate 44 is with the rotation of agitating shaft 41, accelerate the disturbance of water flow.Stirring rod 43 is in teeter chamber
In 1 when agitation, liquid is flowed through from water hole 441, and since water hole 441 is tapered, liquid flow is out-of-date to will form certain impact
Power, to improve the effect of liquid blending.
As shown in Fig. 2, the mud chamber 2 is internally provided with cleaning unit 8, the cleaning unit 8 includes rolling element 81, connects
Bar 1, connecting rod 2 83, cylinder 84, stir plate 85, cleaning plate 86 and spring three, the rolling element 81 are rotatablely installed teeter chamber 1
Side wall on, the diameter of rolling element 81 is greater than the wall thickness of teeter chamber 1；The connecting rod 1 passes through rolling element 81 and is fixedly mounted on
On rolling element 81, one 82 one end of connecting rod is located inside teeter chamber 1, and one 82 other end of connecting rod is located at outside teeter chamber 1；The connecting rod
2 83 upper ends are hinged with the one end of connecting rod 1 outside teeter chamber 1, real by spring three between connecting rod 1 and connecting rod 2 83
It now connects, the presence of spring three makes the cleaning plate 86 on connecting rod 2 83 be adjacent to the side wall in mud chamber 2 always；The cylinder 84
Piston rod is located at one end outside teeter chamber 1 with the upper end of connecting rod 2 83 and connecting rod 1 and is hinged；The stir plate 85 is located at
In teeter chamber 1, stir plate 85 improves the mixed effect of waste water and reagent for stirring to 1 bottom section of teeter chamber；It is described
Cleaning plate 86 is hinged on the lower end of connecting rod 2 83, clears up plate 86 and the side wall of mud chamber 2 fits, cleaning plate 86 and mud chamber 2
The end face that side wall fits is provided with bristle, and bristle is used to scrub the strainer 5 on the side wall and side wall of mud chamber 2,
It ensure that the validity that strainer 5 works.When work, cylinder 84 pushes connecting rod 1 and connecting rod 2 83 to move back and forth, connecting rod 2 83
It moves up and down, 2 side wall of mud chamber is cleared up, and remove the miscellaneous of 5 surface of strainer along 2 side wall of mud chamber with cleaning plate 86
Object improves the working efficiency of strainer 5；Meanwhile connecting rod 1 is rotated around rolling element 81, drives agitating plate 44 in teeter chamber 1
Interior swing realizes stirring of the agitating plate 44 to liquid in teeter chamber 1, realizes mixing well for liquid in teeter chamber 1.
As shown in Fig. 2, 1 bottom level of teeter chamber is provided with float plate 9, float plate 9 passes through spring four and teeter chamber 1
Bottom is connected, and air bag 10 is additionally provided between teeter chamber 1 and float plate 9, and the compressed air that air bag 10 generates passes through hose and electricity
Magnet valve is connected with cylinder 84.When the lower section water level of agitating plate 44 changes in mud chamber 2, float plate 9 moves up and down, to gas
Capsule 10 is compressed, and so that air bag 10 is generated compressed air, the compressed air-driven cylinder 84 that air bag 10 generates moves, to improve
The utilization of the energy.
As shown in Fig. 2, being provided with air storage chamber 24 above the mud chamber 2, gas vent is provided at the top of mud chamber 2
25, the position of gas vent 25 is corresponding with impeller 1；32 side wall of oil storage cabin is provided with steam hole, and steam (vapor) outlet is logical
It crosses hose to be connected with air storage chamber 24, air storage chamber 24 is connected by hose and check valve with gas vent 25.Into oil storage cabin
Steam in 32 is discharged through steam hole, is stored in air storage chamber 24, and it is heavy that the gas in air storage chamber 24 has under the control of check valve
The gas vent 25 of shallow lake room 2 sprays, and driving impeller 1 rotates, so that impeller 1 be enable constantly to rotate, saves
The consumption of the energy.
As shown in Fig. 2, being provided with water-blocking groove 62 in the position of oil outlet 61 on the partition 6,62 section of water-blocking groove is " L "
Type, water-blocking groove 62 are located at the right side of partition 6, and the height of water-blocking groove 62 is higher than the height of 22 minimum point of helical flight, water-blocking groove 62
For preventing liquid water from flowing into oil storage cabin 32 with light oil.The design of water-blocking groove 62 enables the water surface in separation chamber to reach helical flight
The height of 22 minimum points ensure that helical flight 22 is smooth so that the light oil on the water surface is in the working range of helical flight 22
Ground is all scraped to the effect that separation is improved into oil storage cabin 32 by the light oil of the water surface.
Detailed process is as follows:
When operation, coal chemical industrial waste water and reagent are injected by the feed pathway 411 of agitating shaft 41, reagent is in screw type feed liquor
It being discharged after completing preliminary mixing in channel 411 by the liquid outlet of agitating shaft 41, the liquid driven impeller 1 of discharge rotates, thus
Make agitating shaft 41 drive stirring rod 43 rotate, stirring rod 43 rotate during left and right ends impact head 45 alternately with stirring
12 phase of protrusion on 1 side wall of room is hit, and moves back and forth stirring rod 43 along the sliding slot of agitating shaft 41, the presence of spring two makes to stir
Mix plate 44 to move on stirring rod 43, further improve the mixing effect to waste water and reagent, it is agitated after mixing
Waste water is drained into 2 bottom of mud chamber by liquid outlet 11, completes solid precipitating in 2 bottom of mud chamber, realizes nuisance in liquid
The separation of matter.Liquid after precipitation enters oil liquid separation chamber 3 by strainer 5, and the heating of heating coil 7 keeps water and light oil further
Separation, light oil are bubbled through the water column, and when adding thermogenetic steam by oil outlet 61, impeller 2 23 are made to rotate, impeller 2 23
Rotation drives helical flight 22 to move, and the light oil of the water surface is scraped in oil storage cabin 32, the separation of water and light oil is realized.Stirring rod
43 in teeter chamber 1 when stirring, and liquid is flowed through from water hole 441, and since water hole 441 is tapered, liquid flow is out-of-date to be will form
Certain impact force, to improve the effect of liquid blending.
When the lower section water level of agitating plate 44 changes in mud chamber 2, float plate 9 is moved up and down, is pressed air bag 10
Contracting makes air bag 10 generate compressed air, and the compressed air-driven cylinder 84 that air bag 10 generates moves, to improve the benefit of the energy
With.Cylinder 84 pushes connecting rod 1 and connecting rod 2 83 to move back and forth, and connecting rod 2 83 is with cleaning plate 86 along on 2 side wall of mud chamber
Lower movement clears up 2 side wall of mud chamber, and removes the sundries on 5 surface of strainer, improves the working efficiency of strainer 5；Together
When, connecting rod 1 is rotated around rolling element 81, is driven agitating plate 44 to swing in teeter chamber 1, is realized 44 pairs of agitating plate stirrings
The stirring of liquid in room 1 realizes mixing well for liquid in teeter chamber 1.
It is discharged, is stored in air storage chamber 24 through steam hole into the steam in oil storage cabin 32, the gas in air storage chamber 24 exists
The gas vent 25 of the control mud chamber Xia You 2 of check valve sprays, and driving impeller 1 rotates, to enable impeller 1
Constantly stirring is realized in rotation, saves the consumption of the energy.
The design of water-blocking groove 62 enables the water surface in separation chamber to reach the height of 22 minimum point of helical flight, thus on the water surface
Light oil is in the working range of helical flight 22, ensure that helical flight 22 successfully all scrapes the light oil of the water surface into oil storage cabin
32, improve the effect of separation.
More than, it is illustrated about one embodiment of the present invention, but the present invention is not limited to the above embodiments,
It does not depart from and is able to carry out various changes in the range of present subject matter.
(A) in the above-described embodiment, it is provided with an agitating plate on stirring rod and realizes stirring, but not limited to this, it can also
Multiple agitating plates are arranged.
Industrial applicibility
According to the present invention, the technique of this processing coal chemical industrial waste water, realized in waste water by wastewater treatment equipment has first
The precipitating of evil substance and heavy oil realizes that removal and oil are separated with water, then by group technology remove most COD with
NH3-N makes the water quality of processing reach discharge standard, while can be realized the recycling of resource, and work efficiency is high, thus herein
The technique for managing coal chemical industrial waste water is useful in coal chemical industrial waste water process field.
Claims (6)
1. a kind of coal chemical industrial waste water purification process technique, it is characterised in that: the technique includes the following steps:
Step 1: waste water being passed through in wastewater treatment equipment and is pre-processed, and is precipitated and removed oils, suspended matter etc.；
Step 2: using the method for resin adsorption, to treated in step 1, waste water is adsorbed；
Step 3: the waste water that step 2 obtains is handled by air stripping tower；
Step 4: the waste water in step 3 is handled in the way of biology aerobic processing, further removes the COD in water removal
And NH3-N, to complete the processing of waste water；
Wherein, wastewater treatment equipment described in step 1 includes teeter chamber (1), mud chamber (2) and oil liquid separation chamber (3), institute
It states teeter chamber (1) and is set to mud chamber (2) inside, teeter chamber (1) bottom is provided with liquid outlet (11), and teeter chamber (1) passes through
Spring one is mounted on the top of mud chamber (2), and teeter chamber (1) is internally provided with agitating unit (4), and agitating unit (4) is mounted on
At the top of mud chamber (2), agitating unit (4) be used for in teeter chamber (1) waste water and reagent be sufficiently stirred, mixed；It is described
Agitating unit (4) includes agitating shaft (41), impeller one (42), stirring rod (43), agitating plate (44), impact head (45) and spring
Two, the agitating shaft (41) is rotatably installed in the top of mud chamber (2), and mud chamber (2) are extended in agitating shaft (41) upper end；It is described
Impeller one (42) is mounted on agitating shaft (41), is vertically arranged with feed pathway (411) in the axial direction at the top of agitating shaft (41),
Feed pathway (411) is screw type, and agitating shaft (41) external peripheral surface is horizontally disposed in the top position of impeller one (42) to be had out
Liquid mouth, the inclined arrangement of radial direction of liquid outlet and agitating shaft (41), liquid outlet are connected with feed pathway (411), stirring
Position of the axis (41) below impeller one (42) is radially horizontally disposed with the sliding slot for having perforation, and sliding slot is along agitating shaft (41)
Axial direction is provided at least two；The stirring rod (43) is placed horizontally in the sliding slot of agitating shaft (41), stirring rod (43)
It is internal positioned at teeter chamber (1)；Agitating plate (44) inner inclination is provided with the through-hole of perforation left and right end face, and stirring rod (43) is worn
The through-hole for crossing agitating plate (44) makes agitating plate (44) slant setting on stirring rod (43), stirring rod (43) and agitating plate (44) it
Between be provided with spring two, spring two is located on stirring rod (43)；The impact head (45) is mounted on the both ends of stirring rod (43), stirs
It mixes and is provided on the side wall of room (1) raised (12), raised (12) can be contacted with the impact head (45) of stirring rod (43), and any
The line of two raised (12) without agitating shaft (41) axle center, thus, stirring rod (43) the only impact head of one end every time
(45) it can be contacted with raised (12), setting is again provided with spring two between agitating plate (44) and impact head (45)；The oil
Liquid separation chamber (3) is located on the right side of mud chamber (2), and mud chamber (2) are provided with water outlet (21) on right side, water outlet (21) with
Oil liquid separation chamber (3) communicates, and the position of water outlet (21) is provided with strainer (5), is provided with one to Right deviation in oil liquid separation chamber (3)
Oil liquid separation chamber (3) are divided into left and right two parts, respectively separation bin (31) and oil storage cabin by oblique partition (6), partition (6)
(32), separation bin (31) bottom is provided with heating coil (7), and partition (6) is provided with oil outlet (61) on top；Wherein,
It is additionally provided with helical flight (22) in the oil liquid mud chamber (2), helical flight (22) passes through the oil outlet of partition (6)
(61) it is internal to be horizontally arranged at oil liquid separation chamber (3), helical flight (22) is equipped with impeller two in the position of oil outlet (61)
(23), vapor is generated after the heated coil of oil liquid mixture (7) heating, vapor driving impeller two (23) rotation scrapes spiral
Plate (22) movement, realization scrape the light oil of liquid surface.
2. a kind of coal chemical industrial waste water purification process technique according to claim 1, it is characterised in that: the agitating plate (44)
Surface is horizontally disposed to be had water hole (441), and water hole (441) is tapered, and water hole (441) is used in agitating plate (44) with stirring
Pass through water flow when mixing axis (41) rotation, accelerates the disturbance of water flow.
3. a kind of coal chemical industrial waste water purification process technique according to claim 2, it is characterised in that: the mud chamber (2)
It is internally provided with cleaning unit (8), the cleaning unit (8) includes rolling element (81), connecting rod one (82), connecting rod two (83), gas
Cylinder (84), stir plate (85), cleaning plate (86) and spring three, the rolling element (81) are rotatablely installed on the side wall of teeter chamber (1),
The diameter of rolling element (81) is greater than the wall thickness of teeter chamber (1)；The connecting rod one (82) passes through rolling element (81) and is fixedly mounted on
On rolling element (81), connecting rod one (82) one end is located at teeter chamber (1) inside, and connecting rod one (82) other end is located at teeter chamber (1) outside
Portion；Connecting rod two (83) upper end is hinged with connecting rod one (82) in the one end of teeter chamber (1) outside, connecting rod one (82) and connecting rod two
(83) connection is realized by spring three between；The piston rod of the cylinder (84) and the upper end of connecting rod two (83) and connecting rod one (82)
It is hinged positioned at the one end of teeter chamber (1) outside；The stir plate (85) is located in teeter chamber (1), stir plate (85) for pair
Teeter chamber (1) bottom section is stirred, and the mixed effect of waste water and reagent is improved；The cleaning plate (86) is hinged on connecting rod two
(83) lower end, clears up plate (86) and the side wall of mud chamber (2) fits, and cleaning plate (86) fits with mud chamber (2) side wall
End face be provided with bristle, bristle ensure that for scrubbing to the strainer (5) on the side wall and side wall of mud chamber (2)
The validity of strainer (5) work.
4. a kind of coal chemical industrial waste water purification process technique according to claim 1, it is characterised in that: the teeter chamber (1)
Bottom level is provided with float plate (9), and float plate (9) is connected by spring four with teeter chamber (1) bottom, teeter chamber (1) and floating
It is additionally provided between movable plate (9) air bag (10), the compressed air that air bag (10) generates passes through hose and solenoid valve and cylinder (84)
It is connected.
5. a kind of coal chemical industrial waste water purification process technique according to claim 1, it is characterised in that: the mud chamber (2)
Top is provided with air storage chamber (24), is provided with gas vent (25) at the top of mud chamber (2), the position of gas vent (25) with
Impeller one (42) is corresponding；Oil storage cabin (32) side wall is provided with steam hole, and steam (vapor) outlet passes through hose and air storage chamber (24)
It is connected, air storage chamber (24) is connected by hose and check valve with gas vent (25).
6. a kind of coal chemical industrial waste water purification process technique according to claim 1, it is characterised in that: on the partition (6)
It is provided with water-blocking groove (62) in the position of oil outlet (61), water-blocking groove (62) section is " L " type, and water-blocking groove (62) is located at partition
(6) right side, the height of water-blocking groove (62) are higher than the height of helical flight (22) minimum point, and water-blocking groove (62) is for preventing liquid
Water flows into oil storage cabin (32) with light oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810988123.9A CN108929001A (en) | 2018-08-28 | 2018-08-28 | A kind of coal chemical industrial waste water purification process technique |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810988123.9A CN108929001A (en) | 2018-08-28 | 2018-08-28 | A kind of coal chemical industrial waste water purification process technique |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109464901A (en) * | 2018-12-26 | 2019-03-15 | 朋仁锋 | A kind of industrial smoke cleaner |
| CN109692564A (en) * | 2018-12-26 | 2019-04-30 | 朋仁锋 | A kind of flue gas desulfurization dedusting process |
| CN110342685A (en) * | 2019-07-30 | 2019-10-18 | 天津科技大学 | A kind of adsorption method of macroreticular resin to COD in ammonia from coal waste water |
| CN115321640A (en) * | 2022-10-14 | 2022-11-11 | 浙江蓝景科技有限公司杭州分公司 | Oily water and floating oil removing device for ocean cloud storehouse |
-
2018
- 2018-08-28 CN CN201810988123.9A patent/CN108929001A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109464901A (en) * | 2018-12-26 | 2019-03-15 | 朋仁锋 | A kind of industrial smoke cleaner |
| CN109692564A (en) * | 2018-12-26 | 2019-04-30 | 朋仁锋 | A kind of flue gas desulfurization dedusting process |
| CN109692564B (en) * | 2018-12-26 | 2021-01-08 | 浙江集美生物技术有限公司 | Flue gas desulfurization and ash removal process |
| CN110342685A (en) * | 2019-07-30 | 2019-10-18 | 天津科技大学 | A kind of adsorption method of macroreticular resin to COD in ammonia from coal waste water |
| CN115321640A (en) * | 2022-10-14 | 2022-11-11 | 浙江蓝景科技有限公司杭州分公司 | Oily water and floating oil removing device for ocean cloud storehouse |
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Application publication date: 20181204 |