CN207918643U - A kind of whole processing system of industrial wastewater - Google Patents
A kind of whole processing system of industrial wastewater Download PDFInfo
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- CN207918643U CN207918643U CN201820157411.5U CN201820157411U CN207918643U CN 207918643 U CN207918643 U CN 207918643U CN 201820157411 U CN201820157411 U CN 201820157411U CN 207918643 U CN207918643 U CN 207918643U
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Abstract
The utility model is related to a kind of whole processing systems of industrial wastewater, including sequentially connected coagulation reaction tank, the first inclined-tube sedimentation tank, hydrolysis acidification pool, the second inclined-tube sedimentation tank and sand filtration bleacher.Wherein coagulation reaction tank includes the outer groove and inner cylinder of bottom connection, and chemical feed pipe is correspondingly arranged between the inner cylinder and outer groove, and outlet pipe is connected among the inner cylinder.The sand filtration bleacher includes filter sand layer and active carbon layer, and the filter sand layer is set to lower layer, and the active carbon layer is set to the upper layer of the filter sand layer；Discharge outlet is set at the top of the sand filtration bleacher, the water come out from discharge outlet is temporary or is emitted into environment.The utility model is by including the processing methods such as coagulating sedimentation, hydrolysis acidification, catalytic oxidation, filtering carbon adsorption, industrial wastewater is handled, wherein pass through the special construction of coagulation reaction tank, coagulant is set to give full play to coagulation, cooperation inclined-tube sedimentation tank plays the role of rapid precipitation, keeps wastewater treatment process more efficient and serialization.
Description
Technical field
The utility model is related to a kind of waste water treatment system, the whole processing system of especially a kind of industrial wastewater.
Background technology
Advanced treatment of wastewater refers to municipal sewage or industrial wastewater after level-one, two stage treatment, is returned to reach certain
Water supply standard makes sewage be back to the further water treatment procedure of production or life as water resource.For the original of sewage (waste water)
Water quality requirement can further use tertiary treatment or multilevel processing technology to water water quality with treated.It is usually used in micro- in water removal
Measure COD and BOD organic pollution materials, SS and nitrogen, phosphorus high concentration nutritional substance and salt.The method of advanced treating has：Flocculation is heavy
Shallow lake method, sand filtration method, activated carbon method, Ozonation, etc. physico-chemical process and biological denitrificaion, dephosphorization method etc..Advanced treating side
Method somewhat expensive, management is more complex, and processing procedure is unable to serialization.Especially flocculation sediment process, it is common practice to one
In a flocculation sedimentation tank be added flocculation medicament, be then allowed to stand tens of hours wait for layering, then by the sludge of lower layer export and on
The water export of layer expends the time and is unable to continuous operation very much；And if being directly divided into coagulation reaction tank and sedimentation basin two
Adjacent pond can allow the medicament in coagulating basin to be transferred to the sedimentation basin of next step by pump quickly, lead to coagulant and waste water
Time is shorter, fails to abundant coagulating.
Utility model content
In order to solve the above problem of the prior art, the purpose of this utility model is to provide at a kind of whole process of industrial wastewater
Reason system, the system include chemistry, biology and physics by coagulating sedimentation, hydrolysis acidification, catalytic oxidation, filtering carbon adsorption etc.
Processing method handles industrial wastewater, wherein by the special construction of coagulation reaction tank, coagulant is made to give full play to coagulation
Effect, while coordinating the inclined-tube sedimentation tank being continuously arranged with coagulation reaction tank, rapid precipitation can be played the role of, to make at waste water
Manage that flow is more efficient and serialization.
Technical solution used by the utility model is as follows：
A kind of whole processing system of industrial wastewater, the system comprises：
Coagulation reaction tank, the coagulation reaction tank are connected with dosing tank, and the dosing tank is by chemical feed pipe to the coagulation
Reaction tank is added coagulation or helps solidifying medicament；The coagulation reaction tank includes an outer groove and an inner cylinder, the bottom of the inner cylinder
It is connected to outer groove, the chemical feed pipe is correspondingly arranged between the inner cylinder and outer groove, and outlet pipe is connected among the inner cylinder；
First inclined-tube sedimentation tank, connects the coagulation reaction tank, and the water outlet of the outlet pipe of the coagulation reaction tank enters institute
The bottom of the first inclined-tube sedimentation tank is stated, inclined tube filler is equipped in first inclined-tube sedimentation tank, first inclined-tube sedimentation tank
Bottom is equipped with sludge outlet, and top connects collector pipe；
Hydrolysis acidification pool, connects first inclined-tube sedimentation tank, the water that the collector pipe of first inclined-tube sedimentation tank comes out
Enter the hydrolysis acidification pool from bottom, be equipped with Sludge Bed in the hydrolysis acidification pool, the Sludge Bed is by the particulate matter in water
Matter and colloidal substance are retained and are adsorbed, and by the aerobic-anaerobic microbe in sludge are hydrolyzed into the insoluble organic substance of retention molten
Solution property substance, sets out water pipe at the top of the hydrolysis acidification pool；
Contact-oxidation pool connects the hydrolysis acidification pool, and porous aggregate is accommodated in the contact-oxidation pool, described porous
Filler is loaded with aerobe, and the contact-oxidation pool bottom is equipped with aerator, is distributed several aerations on the aerator
Hole, the aerator connect an air blower, and the water come out from the hydrolysis acidification pool outlet pipe and good biological reduce water
Middle COD sets out water pipe at the top of the contact-oxidation pool；
Second inclined-tube sedimentation tank, connects the contact-oxidation pool, and the water outlet of the outlet pipe of the contact-oxidation pool enters institute
The bottom of the second inclined-tube sedimentation tank is stated, inclined tube filler is equipped in second inclined-tube sedimentation tank, second inclined-tube sedimentation tank
Bottom is equipped with sludge outlet, and top connects collector pipe；
Sand filtration bleacher, connects second inclined-tube sedimentation tank, the water outlet of the collector pipe of second inclined-tube sedimentation tank into
Enter the bottom of sand filtration bleacher, the sand filtration bleacher includes filter sand layer and active carbon layer, and the filter sand layer is set to lower layer, described
Active carbon layer is set to the upper layer of the filter sand layer；Discharge outlet is set at the top of the sand filtration bleacher, the water come out from discharge outlet is temporary
Deposit or be emitted into environment.
Preferably, the porous aggregate of the contact-oxidation pool is selected as clinker equigranular filler, such as packing layer lower part 0.5m
Packing material size in altitude range preferably uses 50~80mm, upper part packing material size preferably to use 20~50mm；It is alternatively chosn to bee
Nest filler is preferably fiberglass, polyvinyl chloride etc. as aperture preferably uses 25~30mm, material.
Wherein, the filter sand in sand filtration bleacher is quartz sand, the retaining power using quartz sand, can be effectively removed in water
Larger particles suspended matter and flocculated colloid etc. make the turbidity of water outlet be less than 1mg/L, are a kind of physical absorptions, by filler mode
It is coarse sand area (ravel area) and fine sand area (compact zone) from top to bottom.Suspension large particulate matter is trapped in ravel area, close
Area is mainly the suction-operated between inertial collision and suspended particulate, retains the suspended matter of smaller particle.
According to one preferred embodiment of the utility model, a regulating reservoir, institute are additionally provided with before the coagulation reaction tank
Regulating reservoir is stated to do adjusting processing to water and water quality；To pH value of sewage water, water temperature, can additionally there be the adjusting of preaeration to make
With, also act as accident draining.
For Industrial Wastewater Treatment, the regulating reservoir of appropriate size is set, it is that anaerobic reaction is steady that water quality, water, which are adjusted,
Surely the guarantee run.The effect of regulating reservoir is homogeneous and measures, and generally it is also possible to consider have precipitation, mixing, dosing, neutralization and pre- concurrently
The functions such as acidification.
According to one preferred embodiment of the utility model, a blowing air pipe is connected in the coagulation reaction tank, it is described
Blowing air pipe is connected with air blower, preaeration and sewage and coagulation of the blowing air pipe for sewage or helps solidifying medicament equal
Matter.
According to one preferred embodiment of the utility model, first inclined-tube sedimentation tank and the second inclined-tube sedimentation tank bottom
Sludge outlet pass through sludge pipe, sludge pump import a sludge concentrating pot.
Inclined-tube sedimentation tank refers to that inclined parallel pipe is utilized in the settling zone of flat flow or vertical sedimentation basin, sometimes
Using honeycomb filler etc., it is divided into a series of shallow layer precipitating layers, processed and sedimentation heavy mud phase in each precipitation shallow-layer
Mutually moves and detach.Its advantage is that：1. lamina flow principle is utilized, the processing capacity of sedimentation basin is improved；2. it is heavy to shorten particle
Distance drops, so as to shorten the sedimentation time；3. the desilting area of sedimentation basin is increased, to improve treatment effeciency.Inclined tube is heavy
The mistake flow rate in shallow lake pond is up to 36m3/(m2) .h the processing capacity than general sedimentation basin is higher by 7-10 times.
According to one preferred embodiment of the utility model, the interior ground portion of the sludge concentrating pot is conical bottom, the dirt
It is inserted into a sludge conduit in mud concentration tank, the most deep position of conical bottom described in the nozzle face of the sludge conduit and apart
0.1m~0.5m makes the lower thickened sludge of moisture content pass through the sludge conduit and is sucked out.
Preferably, the innermost spacing of the nozzle of the sludge conduit and the conical bottom is adjustable.
According to one preferred embodiment of the utility model, a return water is additionally provided at the top of the sludge concentrating pot
Pipe, the return pipe are connected to the regulating reservoir.
Further include a filter press according to one preferred embodiment of the utility model, connects the sludge concentrating pot, institute
It states filter press and the thickened sludge extracted out from the sludge concentrating pot is subjected to press filtration, the water that press filtration generates returns to the regulating reservoir.
The utility model has technical effect that：
(1) the whole processing system of the industrial wastewater of the utility model include coagulating sedimentation, hydrolysis acidification, catalytic oxidation,
The processing procedures such as filtering absorption can effectively reduce COD the and BOD organic pollution materials in waste water, SS and nitrogen, phosphorus high concentration battalion
Support substance.
(2) coagulating sedimentation is divided into two parts of coagulation reaction tank and inclined-tube sedimentation tank in the utility model, and wherein mixed
There is solidifying reaction tank outer groove and inner cylinder, outer groove to be connected to inner cylinder bottom, and water inlet and chemical feed pipe are between outer groove and inner cylinder, water outlet
Pipe is set in inner cylinder, and inner cylinder barrel can prevent coagulation that dosing pond slot enters/solidifying medicament is helped quickly to be aspirated away, therefore can be improved
Coagulant/flocculation aid and sewage action time, improve coagulation efficiency.By the way that coagulation reaction tank and inclined-tube sedimentation tank are separately set
It sets, the flow velocity of sewage can be slowed down, flow velocity is made to be more in line with the job requirement of inclined-tube sedimentation tank, and inclined-tube sedimentation tank can be carried substantially
The sinking speed of high coagulation floc sedimentation makes the processing step of coagulation-sedimentation realize continuous operation.
(3) sand filtration bleacher has filter sand layer and active carbon layer, can play retention by filter sand layer and adsorb some flocculations
The larger particles such as body shape (mud granule that such as haptoreaction pond comes out) substance, and adsorbable small point more soluble in water of activated carbon
Sub- substance and coloring matter, play decolorization.
Description of the drawings
Fig. 1 is a preferred embodiment schematic diagram of the whole processing system of the industrial wastewater of the utility model.
【Reference sign】
1 factory, 2 regulating reservoirs, 21 raw water pumps, 3 coagulation reaction tanks, 31 outsides, 32 inner cylinders, 4 dosing tanks, 41 chemical feed pipes, 42
Blowing air pipe, 43 stirring wheels, 5 first inclined-tube sedimentation tanks, 51 inclined tube fillers, 53 collector pipes, 6 hydrolysis acidification pools, 61 Sludge Beds, 7
Contact-oxidation pool, 71 aerators, 711 air blowers, 72 porous aggregates, 8 second inclined-tube sedimentation tanks, 81 inclined tube fillers, 83 are catchmented
Pipe, 9 sand filtration bleachers, 91 filter sand layers, 92 active carbon layers, 10 letdown tanks, 52,82 sludge outlets, 12 sludge pumps, 13 sludge condensations
Tank, 131 conical bottoms, 132 sludge conduits, 133 return pipes, 14 filter presses, 15 diaphragm pumps, 151 air compressor machines.
Specific implementation mode
It is below in conjunction with the accompanying drawings, right by specific implementation mode in order to understand in order to preferably explain the utility model
The utility model is described in detail.
As shown in Figure 1, the whole processing system of the industrial wastewater for the utility model preferred embodiment, the system comprises
Regulating reservoir 2, coagulation reaction tank 3, the first inclined-tube sedimentation tank 5, hydrolysis acidification pool 6, contact-oxidation pool 7 and the second inclined-tube sedimentation tank
8, sand filtration bleacher 9, letdown tank 10, sludge pump 12, sludge concentrating pot 13, filter press 14 and diaphragm pump 15.
Regulating reservoir 2 stores the plant effluent generated from factory 1, is done at adjusting to water and water quality by regulating reservoir 2
Reason, including but not limited to pH value of sewage water, water temperature, there is the adjustings such as preaeration, also act as accident draining, prevent technique intermediate portion
When managing pond because of failure cisco unity malfunction, regulating reservoir can still keep in the sewage of factory's discharge.The effect of regulating reservoir 2 be homogeneous and
Amount, generally it is also possible to consider have the functions such as precipitation, mixing, dosing, neutralization and pre-acidified concurrently.
The sewage of regulating reservoir 2 is pumped into coagulation reaction tank 3 by coagulation reaction tank 3 by a raw water pump 21.Coagulating
Pond 3 includes outer groove 31 and inner cylinder 32, and inner cylinder 32 is separated out a space, but the bottom of inner cylinder 32 and outer groove 31 in 31 middle area of outer groove
It is connection.And position of the water that raw water pump 21 is pumped between outer groove 31 and inner cylinder 32 enters in coagulation reaction tank 3, inner cylinder
Suction pump and outlet pipe there are one then being set among 32, water is aspirated away.Coagulation reaction tank 3 is connected with dosing tank 4, each dosing tank
4 chemical feed pipe 41 stretches between outer groove 31 and inner cylinder 32, and the flocculant of addition can be sodium hydroxide, basic aluminium sulphate, polypropylene
The nozzle of amide etc., chemical feed pipe 41 corresponds between outer groove 31 and inner cylinder 32.One is additionally provided between inner cylinder 32 and outer groove 31 to lead to
Air hose 42, blowing air pipe 42 connect air blower 711, are homogenized with being passed through air into coagulation reaction tank 3, additionally
Stirring wheel 43 can be set between inner cylinder 32 and outer groove 31, and stirring wheel 43 is preferably located at the poor pond corner of aeration effect.It is logical
The purpose of crossing these means is to allow sewage to come into full contact with and react with coagulated agent, and it is anti-in coagulation to reduce the pockets of floccule of coagulation
It answers and deposits in pond 3 and (be difficult to clear up sludge).Outer groove 31 is separated and is come by inner cylinder 32, and outlet pipe is set in inner cylinder 32,
Outlet pipe can be effectively prevent directly to be extracted the medicament that dosing tank 4 is added out by outlet pipe rapidly before being sufficiently mixed with sewage, shadow
Ring the function and effect of medicament.
First inclined-tube sedimentation tank 5, connects coagulation reaction tank 3, and the water that coagulation reaction tank 3 comes out enters first tiltedly from bottom
Pipe sedimentation basin 5.Inclined tube filler 51 (such as cellular material) is equipped in first inclined-tube sedimentation tank 5, sewage enters the first inclined-tube sedimentation tank 5
Bottom, and flow from bottom to up, under the action of inclined tube filler 51, in sewage coagulation at floc sedimentation shape particulate matter fast deposition
Get off.Inclined-tube sedimentation tank 5 waits inclined tubes filler material using honeycomb filler 51, and pond is divided into a series of shallow layer precipitating layers, is located
Reason and sedimentation heavy mud is mutually moved and is detached in each precipitation shallow-layer.Its advantage is that：1. lamina flow principle is utilized, improve
The processing capacity of sedimentation basin；2. particle settling height is shortened, so as to shorten the sedimentation time；3. increasing the precipitation of sedimentation basin
Area, to improve treatment effeciency.The mistake flow rate of inclined-tube sedimentation tank is up to 36m3/(m2.h), more general than by what is stood for a long time
The processing capacity of logical sedimentation basin is higher by 7-10 times.In the bottom of the first inclined-tube sedimentation tank 5 and positioned at the lower section of inclined tube filler 51, if
Sludge outlet 52 at 5 top of the first tube settling and is equipped with collector pipe 53 positioned at the top of inclined tube filler 51, and collector pipe 53 should
First inclined-tube sedimentation tank 5 generates supernatant collection and exports.
Hydrolysis acidification pool 6, connects the first inclined-tube sedimentation tank 5, and the water that collector pipe 53 comes out enters hydrolysis acidification pool from bottom
6.Sludge Bed 61 is equipped in hydrolysis acidification pool 6.Particulate matter in water is retained and is adsorbed with colloidal substance by Sludge Bed 61, and is led to
The insoluble organic substance of retention is hydrolyzed into dissolved matter by the aerobic-anaerobic microbe crossed in sludge, the top of the hydrolysis acidification pool 6
Portion sets out water pipe.Sludge Bed 6 includes sludge bearing bed and the sludge set on sludge bearing bed, and aerobic-anaerobic microbe is rich in sludge,
Hydrolysis acidification processing can reduce processing cost between the aerobic method between Anaerobic Treatment method and other process combinations and improve
Treatment effeciency.Hydrolysis acidification coordinates subsequent Aerobic biological process, and the non-solubility organic matter in waste water is changed into dissolubility
The organic matter of wherein difficult for biological degradation is mainly changed into the organic matter of easily biological-degradable, carried by organic matter, especially industrial wastewater
The biodegradability of high waste water, in favor of subsequent Aerobic Process for Treatment.In view of the energy consumption problem of follow-up Aerobic Process for Treatment, main use is hydrolyzed
In the pretreatment of low concentration used water difficult to degradate.
Contact-oxidation pool 7 connects hydrolysis acidification pool 6, porous aggregate 72 is accommodated in contact-oxidation pool 7, be such as coke,
The fillers such as gravel, plastic honeycomb are submerged by water, and are filled in 72 bottom of porous aggregate aeration by aerator 71 with air blower 711
Oxygen, air flow from bottom to top, carry pending waste water secretly, pass freely through porous aggregate 72 and reach liquid level, after air runaway, give up
Water then returns to bottom of pond from up to down.Contain aerobe in activated sludge, be attached to 72 surface of porous aggregate, will not with water flowing,
Because aerobe is directly by the strong agitation of ascending air, constantly update, to improve clean-up effect.Bio-contact oxidation
Method have processing time is short, small, good purification, effluent quality it is good and stablize, sludge be not required to flow back also do not expand, power consumption
The advantages that small.Aerator 71 is uniform-distribution with several solarization air caps along the bottom of pond of contact-oxidation pool 7.Pass through contact-oxidation pool 7
Aerobic biological process effectively reduces COD in water, water pipe is set out at the top of contact-oxidation pool 7.
Porous aggregate 72 is also selected to clinker equigranular filler, such as the packing material size in the 0.5m altitude ranges of packing layer lower part
50~80mm, upper part packing material size is preferably used preferably to use 20~50mm；It is alternatively chosn to honeycomb filler, as aperture preferably uses 25
~30mm, material are preferably fiberglass, polyvinyl chloride etc..
Second inclined-tube sedimentation tank 8, connects contact-oxidation pool 7, and the water outlet of the outlet pipe of contact-oxidation pool 7 enters described second
The bottom of inclined-tube sedimentation tank 8, the second inclined-tube sedimentation tank 8 is similar with 5 structure of the first inclined-tube sedimentation tank, wherein also including inclined tube filler
81, and the lower section that the bottom of the second inclined-tube sedimentation tank 8 is located at inclined tube filler 81 is equipped with sludge outlet 82, the second inclined-tube sedimentation tank 8
Top and the connection collector pipe 83 above inclined tube filler 81.
Sand filtration bleacher 9, connects the collector pipe of the second inclined-tube sedimentation tank 8, and sewage enters the bottom of sand filtration bleacher 9, sand
It includes filter sand layer 91 and active carbon layer 92 successively to filter bleacher from bottom to up, and the filter sand of filter sand layer 91 is quartz sand, utilizes quartz
The retaining power of sand can effectively remove larger particles suspended matter and flocculated colloid etc. in water, and the turbidity of water outlet is made to be less than 1mg/
L is a kind of physical absorption, is coarse sand area (ravel area) and fine sand area (compact zone) from top to bottom by filler mode.It suspends big
Particulate matter is trapped in ravel area, is mainly the suction-operated between inertial collision and suspended particulate in compact zone, retention compared with
Short grained suspended matter.Activated carbon has stronger adsorptivity and catalytic performance, and raw material is sufficient and safe, acid and alkali-resistance, resistance to
The advantages that hot, not soluble in water and organic solvent, easy regeneration, to the organic pollution such as benzene-like compounds, phenol generalization dissolved in water
Closing object, oil and oil product etc. has a stronger adsorption capacity, and to bioanalysis and other chemical methods being difficult to remove
Organic pollution, as coloration, methylene blue surface reactive material, synthetic dyestuffs and many artificial synthesized organic compounds have
Preferable removal effect can also remove foreign odor, peculiar smell in water, also there is fabulous filtration to bacterium.Activated carbon it is thin
Hole effective radius is generally 1-10000nm, and aperture radius is in 2nm hereinafter, transition pore radius is generally 2-100nm, macropore radius
For 100-10000nm.Pore volume is generally 0.15-0.90mL/g, and transition hole area is generally 0.02-0.10mL/g；Macropore
Volume is generally 0.2-0.5mL/g.The water come out from collector pipe above the second inclined-tube sedimentation tank 8, from the lower section of sand filtration bleacher 9 into
Enter, from the discharge outlet discharge at the top of sand filtration bleacher, the water come out from discharge outlet is temporarily stored in letdown tank 10 or is directly discharged to city
Political affairs sewage network.
In Fig. 1, air blower 711 also provides air to sand filtration bleacher 9, and air intermittence is passed through sand filtration bleacher 9
Bottom, using intermittent aeration effect, the strainability for safeguarding sand filtration bleacher 9 prevents sand filtration bleacher 9 to be trapped
Macromolecular floc sedimentation particle block and fail.
As shown in Figure 1, the sludge outlet 52,82 of 8 bottom of the first inclined-tube sedimentation tank 5 and the second inclined-tube sedimentation tank passes through sludge
Pipe, sludge pump 12 import a sludge concentrating pot 13.The interior ground portion of sludge concentrating pot 13 is conical bottom 131, sludge concentrating pot 13
Center inserts a sludge conduit 132 (preferably hard), the nozzle face conical bottom 131 of sludge conduit 132 it is most deep
Position and apart 0.1m~0.5m, by hose connection diaphragm pump 15, (diaphragm pump 15 is provided sludge conduit 132 by air compressor machine 151
Operation power), so that the lower high pressure thickened sludge of moisture content is pumped out from sludge conduit 132.Preferably, sludge conduit
132 nozzle and the innermost spacing of conical bottom 131 are adjustable, are adjusted according to the amount of thickened sludge.Sludge concentrating pot 13
Top be additionally provided with a return pipe 133, the part water in concentration process is back to regulating reservoir 2.It is pumped out just by diaphragm pump 15
Thickened sludge is transported to filter press 14, such as plate and frame filter press or belt filter press, removes moisture removal, obtains mud cake, by truck
Drag landfill away.Meanwhile the water that press filtration generates is also by returning to regulating reservoir 2.
The whole processing system of the industrial wastewater of the utility model includes coagulating sedimentation, hydrolysis acidification, catalytic oxidation, filtering
The processing procedures such as absorption, can effectively reduce COD the and BOD organic pollution materials in waste water, SS and nitrogen, phosphorus high-concentration nutrient
Matter.Wherein coagulating kinetics process is divided into two parts of coagulation reaction tank and inclined-tube sedimentation tank, and its in the utility model
There is middle coagulation reaction tank outer groove and inner cylinder, outer groove to be connected to inner cylinder bottom, intakes and chemical feed pipe is between outer groove and inner cylinder,
Outlet pipe is set in inner cylinder, and inner cylinder barrel can prevent coagulation that dosing pond slot enters/solidifying medicament is helped quickly to be aspirated away, therefore can
Coagulant/flocculation aid and sewage action time are improved, coagulation efficiency is improved.By the way that coagulation reaction tank and inclined-tube sedimentation tank are separated
Setting, can slow down the flow velocity of sewage, flow velocity is made to be more in line with the job requirement of inclined-tube sedimentation tank, and inclined-tube sedimentation tank can be substantially
The sinking speed for improving coagulation floc sedimentation makes the processing step of coagulation-sedimentation realize continuous operation.
Claims (8)
1. a kind of whole processing system of industrial wastewater, characterized in that the system comprises：
Coagulation reaction tank, the coagulation reaction tank are connected with dosing tank, and the dosing tank is by chemical feed pipe to the coagulating
Pond is added coagulation or helps solidifying medicament；The coagulation reaction tank includes an outer groove and an inner cylinder, the bottom of the inner cylinder with it is outer
Slot is connected to, and the chemical feed pipe is correspondingly arranged between the inner cylinder and outer groove, and outlet pipe is connected among the inner cylinder；
First inclined-tube sedimentation tank, connects the coagulation reaction tank, and the water outlet of the outlet pipe of the coagulation reaction tank enters described the
The bottom of one inclined-tube sedimentation tank, first inclined-tube sedimentation tank is interior to be equipped with inclined tube filler, the bottom of first inclined-tube sedimentation tank
Equipped with sludge outlet, top connects collector pipe；
Hydrolysis acidification pool, connects first inclined-tube sedimentation tank, and the water that the collector pipe of first inclined-tube sedimentation tank comes out is the bottom of from
Portion enters the hydrolysis acidification pool, is equipped with Sludge Bed in the hydrolysis acidification pool, the Sludge Bed by water particulate matter with
Colloidal substance retains and absorption, and the insoluble organic substance of retention is hydrolyzed into dissolubility by the aerobic-anaerobic microbe in sludge
Substance sets out water pipe at the top of the hydrolysis acidification pool；
Contact-oxidation pool connects the hydrolysis acidification pool, and porous aggregate, the porous aggregate are accommodated in the contact-oxidation pool
It is loaded with aerobe, the contact-oxidation pool bottom is equipped with aerator, is distributed several solarization air caps, institute on the aerator
It states aerator and connects an air blower, the water come out from the hydrolysis acidification pool outlet pipe and good biological reduce in water
COD sets out water pipe at the top of the contact-oxidation pool；
Second inclined-tube sedimentation tank, connects the contact-oxidation pool, and the water outlet of the outlet pipe of the contact-oxidation pool enters described the
The bottom of two inclined-tube sedimentation tanks, second inclined-tube sedimentation tank is interior to be equipped with inclined tube filler, the bottom of second inclined-tube sedimentation tank
Equipped with sludge outlet, top connects collector pipe；
Sand filtration bleacher, connects second inclined-tube sedimentation tank, and the water outlet of the collector pipe of second inclined-tube sedimentation tank enters sand
The bottom of bleacher is filtered, the sand filtration bleacher includes filter sand layer and active carbon layer, and the filter sand layer is set to lower layer, the activity
Layer of charcoal is set to the upper layer of the filter sand layer；Set discharge outlet at the top of the sand filtration bleacher, the water come out from discharge outlet it is temporary or
It is emitted into environment.
2. the whole processing system of industrial wastewater according to claim 1, characterized in that before the coagulation reaction tank also
If there are one regulating reservoir, the regulating reservoir to water and water quality doing adjusting processing.
3. the whole processing system of industrial wastewater according to claim 1, characterized in that connection in the coagulation reaction tank
One blowing air pipe, the blowing air pipe are connected with air blower, the blowing air pipe for sewage preaeration and sewage with
Coagulation helps solidifying medicament to homogenize.
4. the whole processing system of industrial wastewater according to claim 2, characterized in that first inclined-tube sedimentation tank and
The sludge outlet of second inclined-tube sedimentation tank bottom imports a sludge concentrating pot by sludge pipe, sludge pump.
5. the whole processing system of industrial wastewater according to claim 4, characterized in that the sludge concentrating pot interiorly
Portion is conical bottom, a piece sludge conduit of insertion in the sludge concentrating pot, conical bottom described in the nozzle face of the sludge conduit
Most deep position and at a distance of 0.1m~0.5m, so that the lower thickened sludge of moisture content is passed through the sludge conduit and be sucked out.
6. the whole processing system of industrial wastewater according to claim 5, characterized in that the nozzle of the sludge conduit with
The innermost spacing of the conical bottom is adjustable.
7. the whole processing system of industrial wastewater according to claim 5, characterized in that on the top of the sludge concentrating pot
Portion is additionally provided with a return pipe, and the return pipe is connected to the regulating reservoir.
8. the whole processing system of industrial wastewater according to claim 5, characterized in that further include a filter press, even
The sludge concentrating pot is connect, the thickened sludge extracted out from the sludge concentrating pot is carried out press filtration by the filter press, and press filtration generates
Water return to the regulating reservoir.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820157411.5U CN207918643U (en) | 2018-01-30 | 2018-01-30 | A kind of whole processing system of industrial wastewater |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110294556A (en) * | 2019-07-02 | 2019-10-01 | 江苏博赛环境科技有限公司 | A kind of processing unit and its processing method of industrial wastewater |
| CN111620526A (en) * | 2020-06-11 | 2020-09-04 | 山东鼎鲁建筑有限公司 | A hierarchical high-efficient processing mechanism of sewage for environmental protection |
| CN116606035A (en) * | 2023-06-30 | 2023-08-18 | 广西建工科净源生态环保产业投资有限公司 | Sewage treatment system and treatment method |
-
2018
- 2018-01-30 CN CN201820157411.5U patent/CN207918643U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110294556A (en) * | 2019-07-02 | 2019-10-01 | 江苏博赛环境科技有限公司 | A kind of processing unit and its processing method of industrial wastewater |
| CN111620526A (en) * | 2020-06-11 | 2020-09-04 | 山东鼎鲁建筑有限公司 | A hierarchical high-efficient processing mechanism of sewage for environmental protection |
| CN116606035A (en) * | 2023-06-30 | 2023-08-18 | 广西建工科净源生态环保产业投资有限公司 | Sewage treatment system and treatment method |
| CN116606035B (en) * | 2023-06-30 | 2023-12-29 | 广西建工科净源生态环保产业投资有限公司 | Sewage treatment system and treatment method |
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