CN107986496A - A kind of continuous sewage treatment Fenton equipment and its method for treated sewage - Google Patents
A kind of continuous sewage treatment Fenton equipment and its method for treated sewage Download PDFInfo
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- CN107986496A CN107986496A CN201711315912.8A CN201711315912A CN107986496A CN 107986496 A CN107986496 A CN 107986496A CN 201711315912 A CN201711315912 A CN 201711315912A CN 107986496 A CN107986496 A CN 107986496A
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- sewage
- back taper
- taper platform
- water
- pipe
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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
-
- 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
-
- 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
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- 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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/722—Oxidation by peroxides
-
- 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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/725—Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
- C02F2201/007—Modular design
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/04—Flow arrangements
- C02F2301/046—Recirculation with an external loop
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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
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
Abstract
The invention discloses a kind of continuous sewage treatment Fenton equipment, including：Sump, water distributor, reaction tower, neutralization chamber, flocculation tank, circulating line, medicine system and the flowmeter being made of fluidisation pipe and back taper platform, sewage enters fluidisation Guan Houzhi back taper platforms by its bottom through water distributor, neutralization chamber is flowed out to by back taper platform top, or is back to sump.The continuous sewage treatment Fenton equipment of the present invention is by regulating and controlling the unlatching of pipeline valve, the design of neutralization chamber and flocculation tank and the automatic addition of accurate control medicament, realize the efficient utilization of medicament, greatly promote reaction efficiency, overall structure is simple, and manufacture cost is low, and maximum feature is being capable of continuous uninterrupted low-cost processes sewage, production space is saved, creates good production and living environment for enterprise in real time.Method the invention also discloses continuous sewage treatment with the treated sewage of Fenton equipment.
Description
Technical field
The present invention relates to the technical field of sewage disposal, more particularly to a kind of continuous sewage treatment Fenton equipment and its place
The method for managing sewage.
Background technology
Continuous fluid bed system is a kind of system of treated sewage, the principle of original batch fluidized system be allow sewage into
Fluidized bed carries out the oxidation processes of batch, it is impossible to which continuous operation easily nourishes it, it is necessary to there is certain sewage storage space
His microorganism, water quality becomes more difficult to handle, and the amount of discontinuity treatment is also limited.Continuous fluid bed system fully absorbs batch
The advantages of processing equipment, realize the serialization of processing mode, automation, and the accurate and rationalization of dosing, substantially increases sewage
The efficiency of processing, realizes zero storage of sewage, has saved production space, while also reduce processing cost.By continuous
Water inlet and medicine addition, to realize that COD is removed, this technology is a kind of simple, continuous COD of sewage removal side economically and efficiently
Method.Continuous Fenton fluidized system is the core equipment in this technology, and can be related to sewage disposal process efficiently carry out.
In actual engineering design and operational process, often occur fluidized system design it is unreasonable caused by a series of operation problems,
Treatment effeciency is low, running cost height etc., these operation problems are related to the popularization and utilization of continuous Fenton fluid bed oxidizing process.
It is accordingly required in particular to a kind of system reasonable in design, to improve problems of the prior art, and needs
A kind of method of continuous fluidized bed treated sewage, so that Fenton oxidation method preferably gives full play to its effect.
The content of the invention
Based on above the deficiencies in the prior art, technical problem solved by the invention is to provide a kind of continuous sewage treatment
It is reasonable in design with Fenton equipment and its method for treated sewage, Fenton oxidation method is preferably given full play to its effect, carry
The high efficiency of sewage disposal.Also, electric energy and reagent consumption are reduced, improves medicament utilization rate and sewage treating efficiency, can
The organic pollution in sewage is efficiently removed, reduces COD of sewage value.
In order to solve the above-mentioned technical problem, the continuous sewage treatment that uses of the present invention is with the technical solution of Fenton equipment：
A kind of continuous sewage treatment Fenton equipment, including：Sump, water distributor, by fluidisation pipe and back taper platform form reaction tower,
Neutralization chamber, flocculation tank, circulating line, medicine system and flowmeter, wherein, sewage is by its bottom after water distributor enters fluidisation pipe
To back taper platform, neutralization chamber is flowed out to by back taper platform top, or be back to sump；The fluidisation pipe of reaction tower and back taper platform
The height ratio of the two is 3-6：1, it is preferred that the back taper platform annular increases 30cm；The fluidisation pipe is draw ratio 15:1
Stainless steel tube, the back taper platform at the top of it are provided with holes, and connected outlet pipe size ratio is 2:1, and respectively described in connection
Neutralization chamber and sump；Sewage enters via water distributor, drives carrier silica sand to suspend, and forms fluid bed in fluidisation is managed, is passing through
After fluidisation pipe to back taper platform, current reduction of speed, carrier silica sand is fallen after rise；The frustum sideline of the back taper platform is with axis angle
45°；Three are offered on the fluidisation pipe and back taper platform and regards cup, are located at respectively away from end 1.0/1.5 meters of tube bottom of fluidisation and are fallen
On taper platform, for clearly seeing the response situation of reaction tower in real time；The fluidisation bottom of the tube and water distributor screw thread are detachable
Formula connects；Anti-spilled equipment is equipped with above the back taper platform, for ensuring to use safe operation.
By upper, reaction tower it is reasonable in design, form fluid bed in pipe is fluidized, the reaction was continued in back taper platform,
Annular, which is increased, can avoid bubble spilling etc..After silica sand reaches fluidized bed state, the efficiency of response area and reaction is greatly increased,
Flow velocity declines after silica sand carrier outflow fluidisation pipe, so its suspension is no more than the frustum water surface, fluidizes bottom and the water distributor spiral shell of pipe
Line detachable connection, water distributor Quick-detachable cleaning, replaces silica sand etc..
As the improvement of above-mentioned technical proposal, the water distributor is made of multiple symmetrical water outlet tubules, and small tube wall is opened tiltedly
Hole water outlet, often arranges 6, totally 8 rows are symmetrical, and 1-3 apopore is opened on top, and water distributor main body inner wall is equipped with screw thread, with the fluidisation
The bottom thread of pipe is detachably connected, and is conveniently replaceable carrier silica sand.
As the improvement of such scheme, the bottom of the neutralization chamber has opening, through Fenton equipment processing after sewage by
Trench bottom is neutralized to enter；Before entry, neutralize alkali by being added dropwise in sewage pipe, after by flowing out to flocculation tank at the top of neutralization chamber.
Further, the bottom of the flocculation tank has opening, the bottom via the sewage that neutralization chamber neutralizes by flocculation tank
Into；Before entry, by flocculant solution is added dropwise in sewage pipe, into the first flocculation tank, sewage flocculation sedimentation, higher than baffle
After liquid level, clear water enters the second flocculation tank, and the length ratio of the first flocculation tank and the second flocculation tank is 1:1.2, by flocculating after flocculation
The groove top outflow of groove.
By upper, neutralization alkali is added dropwise from neutralization bucket to neutralization pipe before sewage enters neutralization chamber, and corresponding flocculant is also by wadding a quilt with cotton
Solidifying bucket is added dropwise to flocculation pipe before sewage enters flocculation tank, and the speed of dropwise addition is determined by the aperture of valve.This dropwise addition pattern, by
In before groove is entered, it is possible to be sufficiently mixed with sewage, the reaction was complete, is entered by slot bottom, to groove top-end water-outlet, has suitable
Time is to rest on reaction flocculation in groove, plays preferable effect.
As the improvement of such scheme, scale is indicated in the sump, real-time display sewage volume, its bottom is by 4 feet
Stent supports, and liftoff 40cm, the bottom of sump has opening, facilitates blowdown to clean；Fluid level scale is carved with sump, can be with
Clear display liquid level in real time, pH value such as adjusts at the work during easy to handle.
The side of sump is equipped with and opening and be connected with water pump, the opening of the side connects threeway, goes out respectively with water pump
The mouth of a river and the connection of the reflux mouth of a river of back taper platform.
By upper, sewage flows into water distributor by water pump, when water covers back taper table top, can select open return valve or
Valve is neutralized, it is rear again by neutralization chamber to flocculation tank, all management contact integrations, easy to operate, mesh by neutralization pipe to neutralization chamber
Indicate really.
It is preferred that the reflux water inlet of the water outlet of the water pump, back taper platform and the inlet of neutralization chamber are all equipped with stream
Gauge, to the accurate measurement discharge of sewage.
By upper, in the outlet of sewage pump, circulating water pipe entrance, flow back tube inlet, neutralizes pipe, and flocculation pipe is equipped with Electromagnetic Flow
Meter.Accurate measurement instantaneous delivery and total flow, can show to adjust the opening degree of valve in time according to flowmeter, for example return
Stream ratio etc., achievees the purpose that accurately to control.
Further, the medicine system is by metering pump-metered, and range of flow 0-60L/H, the metering pump is with disperseing
Nozzle is connected by sebific duct, and nozzle spraying aperture is 60-120 °, and spout upward, overlaps, nozzle outer end is equipped with the center for fluidizing pipe
Screw thread is simultaneously detachably connected with fluidisation pipe screw thread.
By upper, medicine system is made of Electromagnetic diaphragm metering pump, medicine-adding bin and stainless steel distribution showerhead, electromagnetic diaphragm metering
The addition of pump energy accurate measurement medicine, adjustable range is in 0-60L/H；Medicine-adding bin is furnished with adjustable speed stirring system, indicates accurate quarter
Degree, conveniently makes up a prescription, bottom opening is connected with pump intake.For stainless steel distribution showerhead with fluidisation pipe by being threadedly coupled, nozzle sprays liquid
Body is solid circular cone, and aperture is sprayed into sewage with minimum drop, greatly reinforced reaction efficiency in 60-120 ° of scope.Entirely
Medicine system can accomplish accurate and automation, can significantly improve the efficiency and effect of medicine.
Further, by sewage enter fluidisation pipe to have sewage by back taper platform outlet conduit into neutralization chamber when
Between control when 0.5-1.0 is small, must not be less than 0.5 it is small when.
To achieve the above object, the present invention using continuous sewage treatment with the specific method of the treated sewage of Fenton equipment such as
Under：
First, the solenoid electric valve on inlet channel, the dirt of production are opened after the suitable carrier silica sand of filling in fluidisation is managed
Water is flowed into inside fluidisation pipe by workshop or sump through inlet channel and water distributor, observes and records the instantaneous delivery of flowmeter；
2nd, after not having first ferrous sulfate distribution showerhead depending on cup observation sewage by glass, that is, open dosing pump and add sulfuric acid
Ferrous iron, after second dioxygen sprinkler head is not crossed, opens dosing pump addition hydrogen peroxide；The addition of 2 kinds of medicines of the above be required for by
Carried out according to the COD test datas and flow of sewage itself, in combination with specific experiment experience.In general, the reality of hydrogen peroxide
Border requirement is the 105%-108% of theoretical oxidation amount, and the molar ratio of ferrous sulfate amount and hydrogen peroxide is 1:10-20, preferably 1:
15；
3rd, sewage is progressively full of back taper platform full of fluidisation Guan Houhui, observes the suspension situation and reaction shape of carrier silica sand
Condition, to back taper countertop, opens return flow solenoid valve, allows dosing sewage backflow, while opens outlet valve to neutralization chamber, in
Enter flocculation tank with trench bottom water inlet, adjust reflux ratio to stable operation；By sewage enter fluidisation pipe to have sewage through falling
The outlet conduit of taper platform enter neutralization chamber time control when 0.5-1.0 is small, must not be less than 0.5 it is small when；
4th, neutralization chamber dosing valve aperture is adjusted, neutralization reagent is added with reference to flowmeter and data, pH value is adjusted and exists
8 or so, it is ensured that addition medicine is uniformly mixed with sewage；
5th, adjust flocculation tank valve opening, with reference to flowmeter and data addition flocculant, from the bottom of flocculation tank into,
First flocculation tank and the second flocculation tank water outlet end sample.
Implement the embodiment of the present invention, have the advantages that：The continuous sewage treatment Fenton equipment of the present invention passes through
Regulate and control the unlatching of pipeline valve, the design of neutralization chamber and flocculation tank and the automatic addition of accurate control medicament, realize the height of medicament
Effect utilizes, and greatly promotes reaction efficiency, reduces processing cost.Neutralization chamber and flocculation tank are all intake by bottom, top water outlet, it is ensured that
Medicine is added dropwise has time enough to be uniformly mixed with sewage, reacts.The medicine utilization rate for the medicine system that the present invention uses
It is high, with reference to the flowmeter set in the duct, the discharge of sewage is instantaneously read, medicine additive amount is calculated, passes through ferrous sulfate
Dosing distribution showerhead and hydrogen peroxide dosing distribution showerhead directly add medicine with electromagnetic diaphragmpump into reaction tube, are flowed to sewage
It is identical, it is allowed to fully mix with sewage, fundamentally avoids the loss of medicament, compares for other operating procedures, very great Cheng
Reduce the dosage of medicine on degree, medicine occurs catalytic reaction with the pollutant in sewage in tower body, substantially increases medicament
With the reaction efficiency of dirty water pollutant.It is reasonable that the continuous Fenton fluidized system of the present invention is set, suitable anti-by selecting
Tower structure, water distributor structure and water distribution manner are answered, silica sand is fully suspended and is scattered in reaction tube and does not spill over, easy cleaning
Dismounting and repacking；The present invention is additionally arranged at the bottom 10%~30% carrier material that admission space is about reaction tube height in reaction tube
Expect silica sand, silica sand dosage is moderate, ensure crystallization effect while it is cost-effective, reduce fluidisation load, control PH to 3-4, be
Optimal crystallization effect, is conducive to the processing of sewage.The reaction tower structure of the sewage disposal Fenton fluidized system of the present invention
Design is simple efficient, it is ensured that the fluidized reaction efficiency of fluid bed, the silica sand for also avoiding suspending pass through with sewage backflow to sink or into
Enter neutralization chamber, in addition, water distributor simple structure, is readily disassembled transformation, wide adaptation range；Overall structure of the present invention is simple, manufacture
Cost is low, maximum feature be can continuous uninterrupted low-cost processes sewage, save production space, created in real time for enterprise good
Good production and living environment, is highly suitable for the sewage disposal of small enterprise and midget plant's engineering, can also improve expansion, for compared with
Large-scale project processing.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will simply it be situated between to the attached drawing of embodiment below
Continue.
Fig. 1 is the structure diagram of the continuous sewage treatment Fenton equipment of the preferred embodiment of the present invention；
Fig. 2 is that the continuous sewage treatment of the preferred embodiment of the present invention is illustrated with water distributor structure inside the tower body of Fenton equipment
Figure；
Fig. 3 is the water distributor manifold configuration schematic diagram of the continuous sewage treatment Fenton equipment of the preferred embodiment of the present invention.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without creative efforts
Embodiment, belongs to the scope of protection of the invention.
Embodiment 1
As shown in Figure 1, the continuous sewage treatment Fenton equipment that the preferred embodiment of the present invention provides includes being used to convey dirt
The water pump 50 of water, sump 30, detachable water distributor 70, suspend with carrier silica sand 71 (0.1mm particle diameters), reaction tower (including stream
Change pipe 31 and back taper platform 32) and medicine dropwise addition system (including neutralize dropwise addition system 80 and flocculation dropwise addition system 81, neutralization chamber 33
And flocculation tank 34, accurate medicine system (including medicine-adding bin, diaphragm pump and medicine spraying tube) 60,61 and connecting pipe, valve, flowmeter
Deng.30 main body of sump is liftoff 40-50cm, middle perforate is easy to cleaning blowdown.70 external screw thread of water distributor is connected with fluidisation pipe, sewage
Sprayed by tubule, detachable and repacking.Reaction tower lower end is fluidisation pipe 31, and upper end is 32 structure of back taper platform, back taper platform
The sideline of 32 structures is 45 ° with centerlines, and the height ratio of fluidisation 31 height of pipe and inversed taper platform 32 is 6：1 (visual actual work
Condition adjusts ratio).Neutralization chamber 33 and flocculation tank 34 are all intake by bottom, top water outlet, to be uniformly mixed, improve reaction effect
Rate.System 80,81 is added dropwise by Valve controlling rate of addition in medicine, is directly added dropwise in the duct depending on flow.The equipment of the present invention is set
Put rationally, medicine system 60,61, dropwise addition system 80,81 and neutralization chamber 33 and the grade of flocculation tank 34 are all easy to operate, dimension easy to use
Repair.The reaction tower shape of design, can achieve the purpose that fully to be chemically reacted, and the design of tower body funnel-shaped structure is simple and easy
In manufacture, it is reasonable that tower body dimension scale is set, and while ensureing to react fluid bed effect, the silica sand that can avoid suspending is via tower
Body top flows into water pump 50 after exiting into sump 30, destroys blade, is lost in prevented also from silica sand 71 through drainage pipeline；Tower body
Internal water distributor is quick detachable with repairing, and is also easily transformed into the equipment for adapting to various different situations.By sewage between each equipment
Own gravity flowing, without providing other power, environmental protection and energy saving.
The continuous sewage treatment of the present invention further includes the shut-off valve 20 of control return flow, control sump with Fenton equipment
The shut-off valve 21 of water flow, the check valve 22 for controlling water distributor flow of inlet water, the shut-off valve 23 for controlling sump circular flow,
The shut-off valve 24 of back taper platform water flow is controlled, the shut-off valve 25 of neutralization chamber water flow is controlled and controls neutralized system respectively
The shut-off valve 27,28 of rate of addition and flocculation system rate of addition.Further include sump circulating line 10, sump outlet conduit
11st, water pump water outlet pipeline 12, circulating water pipeline 13, back taper platform outlet conduit 14, neutralization chamber outlet conduit 15 and flocculation tank go out
Waterpipe 16.Further include reflux line flowmeter 40, water pump water outlet pipeline flowmeter 41 and back taper platform outlet conduit flowmeter
42。
Specifically, outlet conduit 11 is connected with water pump 50, and pipeline 12 connects water distributor 70, while can also make circulation pipe,
Together with pipeline 10, it is possible to achieve sump effluent cycle, reflux line 13 are connected to sump by back taper platform 32, therewith phase
To 32 outlet conduit 14 of taper platform be connected to neutralization chamber 33, the outlet pipe 15 of neutralization chamber 33 is connected to flocculation tank 34, after flocculation
Discharged by outlet pipe 16.
System, which is added dropwise, in the medicine neutralization dropwise addition system 80 and flocculation dropwise addition system 81, the two is straight in inlet channel
Dropwise addition is connect, sewage is entered by lower part, it can be ensured that be uniformly mixed, by reading meter readings, adjust the valve of dropwise addition system
Rate of addition can accurately be controlled.
The accurate medicine system adds hydrogen peroxide solution and ferrous sulfate solution respectively by 60,61 compositions.Electromagnetic diaphragm
Pump can accurately control the unit interval to be pumped into the amount of medicament of fluidisation pipe 31, and stringent control ratio, has fundamentally prevented medicine wave
Take, play its maximal efficiency.
As shown in Figures 2 and 3, in the embodiment of the present invention, the sewage disposal is designed by continuous Fenton fluidized system
Water distributor is detachable.After being intake by bottom, by the tube wall perforate of water outlet tubule 73, apopore 72 with the horizontal 45° angle,
In order to open an apopore 72 to the top of upper water-out, water outlet tubule 73.The setting in hole can cause out to avoid carrier silica sand
The blocking of water tubule 73, totally 7 it is evenly distributed.Aperture is 4mm, often arranges 6 holes, totally 8 row.Small pipe screw thread is connected with bottom, pipe
Number can change to adapt to the different requirements for going out water speed.Water distributor sidewall thread is connected with fluidisation bottom of the tube, dismounting side
Just.
In embodiment, by reading the reading of flowmeter, right adjusting, control are carried out to the switch of relevant control valve
The adding speed of medicine, it is ensured that medicine is added in strict accordance with ratio, is reached efficiently without waste.
When in use, continuous sewage treatment of the invention whether there is reflux continuously with the sewage water treatment method of Fenton equipment
Pattern and reflux two kinds of modes of operation of continuous mode are available：
1 without reflux continuous mode
Ensure to fluidize in pipe 31 after the suitable carrier silica sand 71 of filling, unlatching sump outlet valve 21, water pump 50 and water inlet
Check valve 22 on pipeline, sewage are flowed into inside reaction tower by inlet channel and water distributor 70.Do not had first in sewage level
After first 61 (ferrous sulfate) of spray, first dosing valve is opened, after sewage level did not had second nozzle 60 (hydrogen peroxide),
Open second dosing valve.Sewage after addition medicament starts to react.Flowmeter flow is observed, the reaction tower structure according to design
Size, sewage enter fluidisation pipe 31 by water distributor 70 and are flowed out to by outlet pipe, and the time should open neutralization bucket valve in more than 30min
Door, neutralisation treatment medicine is added according to meter readings, and the sewage after neutralization enters neutralization chamber by 33 bottom of neutralization chamber, in and dirty
After water water level exceedes 33 water outlet of neutralization chamber, flowed out by groove top water outlet, to flocculation tank 34, open the valve of flocculation medicine-adding bin
Door, adds flocculant.Thereafter sewage is entered by flocculation trench bottom, fully sedimentation flocculation, after liquid level there was not demarcation strip, is flowed into clear
Sink, is sampled by the upper end, is flowed out by Rinsing Area upper port.
2 reflux continuous modes
Ensure to fluidize in pipe 31 after the suitable carrier silica sand 71 of filling, unlatching sump outlet valve 21, water pump 50 and water inlet
Check valve 22 on pipeline, sewage are flowed into inside reaction tower by inlet channel and water distributor 70.Do not had first in sewage level
After first 61 (ferrous sulfate) of spray, first dosing valve is opened, after sewage level did not had second nozzle 60 (hydrogen peroxide),
Open second dosing valve.Sewage after addition medicament starts to react.When wastewater level reaches taper 32 recycling effluent mouth of platform, beat
Valve opening door, part drug containing sewage backflow to sewage sump 30, remaining sewage enter fluidisation pipe 31 to by water outlet by water distributor 70
Pipe 14 flows out and (should also ensure that the residence time in more than 30min), adjusts reflux ratio, neutralization bucket valve 27 is opened, according to flowmeter
Reading adds neutralisation treatment medicine, and the sewage after neutralization enters neutralization chamber by 33 bottom of neutralization chamber, in exceeding in wastewater level
After 33 water outlet of groove, flowed out by groove top water outlet, to flocculation tank 34, open the valve of flocculation medicine-adding bin, add flocculant.
Thereafter sewage is entered by 34 bottom of flocculation tank, and fully sedimentation flocculation, after liquid level there was not demarcation strip, flows into Rinsing Area, taken by it
Sample, is flowed out by Rinsing Area upper port.
Embodiment 2
Continuous sewage treatment Fenton equipment provided in an embodiment of the present invention includes being used for water pump 50, the sewage for conveying sewage
Groove 30, detachable water distributor 70, suspend with carrier silica sand 71 (0.1mm particle diameters), reaction tower (including fluidisation pipe 31 and back taper platform
32) and system (including neutralizing dropwise addition system 80 and flocculation dropwise addition system 81), neutralization chamber 33 and flocculation tank 34, accurate is added dropwise in medicine
Medicine system (including medicine-adding bin, diaphragm pump and medicine spraying tube) 60,61 and connecting pipe, valve, flowmeter etc..30 main body of sump
Liftoff 40-50cm, middle perforate is easy to cleaning blowdown.70 external screw thread of water distributor is connected with fluidisation pipe, and sewage is sprayed by tubule,
Dismounting and repacking.Reaction tower lower end is fluidisation pipe 31, and upper end is 32 structure of back taper platform, and the sideline of 32 structure of back taper platform is with
Heart wire clamp angle is 45 °, and the height ratio of fluidisation 31 height of pipe and inversed taper platform 32 is 3：1 (visual actual condition adjustment ratio).Neutralize
Groove 33 and flocculation tank 34 are all intake by bottom, top water outlet, to be uniformly mixed, improve reaction efficiency.System 80 is added dropwise in medicine,
81, by Valve controlling rate of addition, are directly added dropwise in the duct depending on flow.It is reasonable that the equipment of the present invention is set, medicine system 60,
61st, system 80,81 and neutralization chamber 33 is added dropwise and the grade of flocculation tank 34 is all easy to operate, maintenance easy to use.The reaction turriform of design
Shape, can achieve the purpose that fully to be chemically reacted, and tower body funnel-shaped structure designs simple and easily fabricated, tower body size ratio
It is reasonable that example is set, and while ensureing to react fluid bed effect, the silica sand that can avoid suspending exits into dirt via tower body top
Water pump 50 is flowed into after sink 30, blade is destroyed, is lost in prevented also from silica sand 71 through drainage pipeline；Water distributor is quick detachable inside tower body
With maintenance, the equipment for adapting to various different situations is also easily transformed into.Gravity flowing is had by oneself by sewage between each equipment, without
Other power, environmental protection and energy saving are provided.
The continuous sewage treatment of the present invention further includes the shut-off valve 20 of control return flow, control sump with Fenton equipment
The shut-off valve 21 of water flow, the check valve 22 for controlling water distributor flow of inlet water, the shut-off valve 23 for controlling sump circular flow,
The shut-off valve 24 of back taper platform water flow is controlled, the shut-off valve 25 of neutralization chamber water flow is controlled and controls neutralized system respectively
The shut-off valve 27,28 of rate of addition and flocculation system rate of addition.Further include sump circulating line 10, sump outlet conduit
11st, water pump water outlet pipeline 12, circulating water pipeline 13, back taper platform outlet conduit 14, neutralization chamber outlet conduit 15 and flocculation tank go out
Waterpipe 16.Further include reflux line flowmeter 40, water pump water outlet pipeline flowmeter 41 and back taper platform outlet conduit flowmeter
42。
Specifically, outlet conduit 11 is connected with water pump 50, and pipeline 12 connects water distributor 70, while can also make circulation pipe,
Together with pipeline 10, it is possible to achieve sump effluent cycle, reflux line 13 are connected to sump by back taper platform 32, therewith phase
To 32 outlet conduit 14 of taper platform be connected to neutralization chamber 33, the outlet pipe 15 of neutralization chamber 33 is connected to flocculation tank 34, after flocculation
Discharged by outlet pipe 16.
System, which is added dropwise, in the medicine neutralization dropwise addition system 80 and flocculation dropwise addition system 81, the two is straight in inlet channel
Dropwise addition is connect, sewage is entered by lower part, it can be ensured that be uniformly mixed, by reading meter readings, adjust the valve of dropwise addition system
Rate of addition can accurately be controlled.
The accurate medicine system adds hydrogen peroxide solution and ferrous sulfate solution respectively by 60,61 compositions.Electromagnetic diaphragm
Pump can accurately control the unit interval to be pumped into the amount of medicament of fluidisation pipe 31, and stringent control ratio, has fundamentally prevented medicine wave
Take, play its maximal efficiency.
In the embodiment of the present invention, which is detachable with the water distributor designed by continuous Fenton fluidized system
Formula.After being intake by bottom, by the tube wall perforate of water outlet tubule 73, apopore 72 is with the horizontal 45° angle, in order to go out upwards
An apopore 72 is opened at water, the top of water outlet tubule 73.The setting in hole can cause the stifled of water outlet tubule 73 to avoid carrier silica sand
Plug, totally 7 it is evenly distributed.Aperture is 4mm, often arranges 6 holes, totally 8 row.Small pipe screw thread is connected with bottom, and the number of pipe can change
To adapt to the different requirements for going out water speed.Water distributor sidewall thread is connected with fluidisation bottom of the tube, convenient disassembly.
In embodiment, by reading the reading of flowmeter, right adjusting, control are carried out to the switch of relevant control valve
The adding speed of medicine, it is ensured that medicine is added in strict accordance with ratio, is reached efficiently without waste.
When in use, continuous sewage treatment of the invention whether there is reflux continuously with the sewage water treatment method of Fenton equipment
Pattern and reflux two kinds of modes of operation of continuous mode are available：
1 without reflux continuous mode
Ensure to fluidize in pipe 31 after the suitable carrier silica sand 71 of filling, unlatching sump outlet valve 21, water pump 50 and water inlet
Check valve 22 on pipeline, sewage are flowed into inside reaction tower by inlet channel and water distributor 70.Do not had first in sewage level
After first 61 (ferrous sulfate) of spray, first dosing valve is opened, after sewage level did not had second nozzle 60 (hydrogen peroxide),
Open second dosing valve.Sewage after addition medicament starts to react.Flowmeter flow is observed, the reaction tower structure according to design
Size, sewage enter fluidisation pipe 31 by water distributor 70 and are flowed out to by outlet pipe, and the time should open neutralization bucket valve in more than 30min
Door, neutralisation treatment medicine is added according to meter readings, and the sewage after neutralization enters neutralization chamber by 33 bottom of neutralization chamber, in and dirty
After water water level exceedes 33 water outlet of neutralization chamber, flowed out by groove top water outlet, to flocculation tank 34, open the valve of flocculation medicine-adding bin
Door, adds flocculant.Thereafter sewage is entered by flocculation trench bottom, fully sedimentation flocculation, after liquid level there was not demarcation strip, is flowed into clear
Sink, is sampled by the upper end, is flowed out by Rinsing Area upper port.
2 reflux continuous modes
Ensure to fluidize in pipe 31 after the suitable carrier silica sand 71 of filling, unlatching sump outlet valve 21, water pump 50 and water inlet
Check valve 22 on pipeline, sewage are flowed into inside reaction tower by inlet channel and water distributor 70.Do not had first in sewage level
After first 61 (ferrous sulfate) of spray, first dosing valve is opened, after sewage level did not had second nozzle 60 (hydrogen peroxide),
Open second dosing valve.Sewage after addition medicament starts to react.When wastewater level reaches taper 32 recycling effluent mouth of platform, beat
Valve opening door, part drug containing sewage backflow to sewage sump 30, remaining sewage enter fluidisation pipe 31 to by water outlet by water distributor 70
Pipe 14 flows out and (should also ensure that the residence time in more than 30min), adjusts reflux ratio, neutralization bucket valve 27 is opened, according to flowmeter
Reading adds neutralisation treatment medicine, and the sewage after neutralization enters neutralization chamber by 33 bottom of neutralization chamber, in exceeding in wastewater level
After 33 water outlet of groove, flowed out by groove top water outlet, to flocculation tank 34, open the valve of flocculation medicine-adding bin, add flocculant.
Thereafter sewage is entered by 34 bottom of flocculation tank, and fully sedimentation flocculation, after liquid level there was not demarcation strip, flows into Rinsing Area, taken by it
Sample, is flowed out by Rinsing Area upper port.
Embodiment 3
Continuous sewage treatment Fenton equipment provided in an embodiment of the present invention includes being used for water pump 50, the sewage for conveying sewage
Groove 30, detachable water distributor 70, suspend with carrier silica sand 71 (0.1mm particle diameters), reaction tower (including fluidisation pipe 31 and back taper platform
32) and system (including neutralizing dropwise addition system 80 and flocculation dropwise addition system 81), neutralization chamber 33 and flocculation tank 34, accurate is added dropwise in medicine
Medicine system (including medicine-adding bin, diaphragm pump and medicine spraying tube) 60,61 and connecting pipe, valve, flowmeter etc..30 main body of sump
Liftoff 40-50cm, middle perforate is easy to cleaning blowdown.70 external screw thread of water distributor is connected with fluidisation pipe, and sewage is sprayed by tubule,
Dismounting and repacking.Reaction tower lower end is fluidisation pipe 31, and upper end is 32 structure of back taper platform, and the sideline of 32 structure of back taper platform is with
Heart wire clamp angle is 45 °, and the height ratio of fluidisation 31 height of pipe and inversed taper platform 32 is 5：1 (visual actual condition adjustment ratio).Neutralize
Groove 33 and flocculation tank 34 are all intake by bottom, top water outlet, to be uniformly mixed, improve reaction efficiency.System 80 is added dropwise in medicine,
81, by Valve controlling rate of addition, are directly added dropwise in the duct depending on flow.It is reasonable that the equipment of the present invention is set, medicine system 60,
61st, system 80,81 and neutralization chamber 33 is added dropwise and the grade of flocculation tank 34 is all easy to operate, maintenance easy to use.The reaction turriform of design
Shape, can achieve the purpose that fully to be chemically reacted, and tower body funnel-shaped structure designs simple and easily fabricated, tower body size ratio
It is reasonable that example is set, and while ensureing to react fluid bed effect, the silica sand that can avoid suspending exits into dirt via tower body top
Water pump 50 is flowed into after sink 30, blade is destroyed, is lost in prevented also from silica sand 71 through drainage pipeline；Water distributor is quick detachable inside tower body
With maintenance, the equipment for adapting to various different situations is also easily transformed into.Gravity flowing is had by oneself by sewage between each equipment, without
Other power, environmental protection and energy saving are provided.
The continuous sewage treatment of the present invention further includes the shut-off valve 20 of control return flow, control sump with Fenton equipment
The shut-off valve 21 of water flow, the check valve 22 for controlling water distributor flow of inlet water, the shut-off valve 23 for controlling sump circular flow,
The shut-off valve 24 of back taper platform water flow is controlled, the shut-off valve 25 of neutralization chamber water flow is controlled and controls neutralized system respectively
The shut-off valve 27,28 of rate of addition and flocculation system rate of addition.Further include sump circulating line 10, sump outlet conduit
11st, water pump water outlet pipeline 12, circulating water pipeline 13, back taper platform outlet conduit 14, neutralization chamber outlet conduit 15 and flocculation tank go out
Waterpipe 16.Further include reflux line flowmeter 40, water pump water outlet pipeline flowmeter 41 and back taper platform outlet conduit flowmeter
42。
Specifically, outlet conduit 11 is connected with water pump 50, and pipeline 12 connects water distributor 70, while can also make circulation pipe,
Together with pipeline 10, it is possible to achieve sump effluent cycle, reflux line 13 are connected to sump by back taper platform 32, therewith phase
To 32 outlet conduit 14 of taper platform be connected to neutralization chamber 33, the outlet pipe 15 of neutralization chamber 33 is connected to flocculation tank 34, after flocculation
Discharged by outlet pipe 16.
System, which is added dropwise, in the medicine neutralization dropwise addition system 80 and flocculation dropwise addition system 81, the two is straight in inlet channel
Dropwise addition is connect, sewage is entered by lower part, it can be ensured that be uniformly mixed, by reading meter readings, adjust the valve of dropwise addition system
Rate of addition can accurately be controlled.
The accurate medicine system adds hydrogen peroxide solution and ferrous sulfate solution respectively by 60,61 compositions.Electromagnetic diaphragm
Pump can accurately control the unit interval to be pumped into the amount of medicament of fluidisation pipe 31, and stringent control ratio, has fundamentally prevented medicine wave
Take, play its maximal efficiency.
In the embodiment of the present invention, which is detachable with the water distributor designed by continuous Fenton fluidized system
Formula.After being intake by bottom, by the tube wall perforate of water outlet tubule 73, apopore 72 is with the horizontal 45° angle, in order to go out upwards
An apopore 72 is opened at water, the top of water outlet tubule 73.The setting in hole can cause the stifled of water outlet tubule 73 to avoid carrier silica sand
Plug, totally 7 it is evenly distributed.Aperture is 4mm, often arranges 6 holes, totally 8 row.Small pipe screw thread is connected with bottom, and the number of pipe can change
To adapt to the different requirements for going out water speed.Water distributor sidewall thread is connected with fluidisation bottom of the tube, convenient disassembly.
In embodiment, by reading the reading of flowmeter, right adjusting, control are carried out to the switch of relevant control valve
The adding speed of medicine, it is ensured that medicine is added in strict accordance with ratio, is reached efficiently without waste.
When in use, continuous sewage treatment of the invention whether there is reflux continuously with the sewage water treatment method of Fenton equipment
Pattern and reflux two kinds of modes of operation of continuous mode are available：
1 without reflux continuous mode
Ensure to fluidize in pipe 31 after the suitable carrier silica sand 71 of filling, unlatching sump outlet valve 21, water pump 50 and water inlet
Check valve 22 on pipeline, sewage are flowed into inside reaction tower by inlet channel and water distributor 70.Do not had first in sewage level
After first 61 (ferrous sulfate) of spray, first dosing valve is opened, after sewage level did not had second nozzle 60 (hydrogen peroxide),
Open second dosing valve.Sewage after addition medicament starts to react.Flowmeter flow is observed, the reaction tower structure according to design
Size, sewage enter fluidisation pipe 31 by water distributor 70 and are flowed out to by outlet pipe, and the time should open neutralization bucket valve in more than 50min
Door, neutralisation treatment medicine is added according to meter readings, and the sewage after neutralization enters neutralization chamber by 33 bottom of neutralization chamber, in and dirty
After water water level exceedes 33 water outlet of neutralization chamber, flowed out by groove top water outlet, to flocculation tank 34, open the valve of flocculation medicine-adding bin
Door, adds flocculant.Thereafter sewage is entered by flocculation trench bottom, fully sedimentation flocculation, after liquid level there was not demarcation strip, is flowed into clear
Sink, is sampled by the upper end, is flowed out by Rinsing Area upper port.
2 reflux continuous modes
Ensure to fluidize in pipe 31 after the suitable carrier silica sand 71 of filling, unlatching sump outlet valve 21, water pump 50 and water inlet
Check valve 22 on pipeline, sewage are flowed into inside reaction tower by inlet channel and water distributor 70.Do not had first in sewage level
After first 61 (ferrous sulfate) of spray, first dosing valve is opened, after sewage level did not had second nozzle 60 (hydrogen peroxide),
Open second dosing valve.Sewage after addition medicament starts to react.When wastewater level reaches taper 32 recycling effluent mouth of platform, beat
Valve opening door, part drug containing sewage backflow to sewage sump 30, remaining sewage enter fluidisation pipe 31 to by water outlet by water distributor 70
Pipe 14 flows out and (should also ensure that the residence time in more than 50min), adjusts reflux ratio, neutralization bucket valve 27 is opened, according to flowmeter
Reading adds neutralisation treatment medicine, and the sewage after neutralization enters neutralization chamber by 33 bottom of neutralization chamber, in exceeding in wastewater level
After 33 water outlet of groove, flowed out by groove top water outlet, to flocculation tank 34, open the valve of flocculation medicine-adding bin, add flocculant.
Thereafter sewage is entered by 34 bottom of flocculation tank, and fully sedimentation flocculation, after liquid level there was not demarcation strip, flows into Rinsing Area, taken by it
Sample, is flowed out by Rinsing Area upper port.
Embodiment 4
As different from Example 1, the height ratio of fluidisation 31 height of pipe and inversed taper platform 32 is 4 to the embodiment of the present invention 4：1, its
Its parameter setting and operating method step is same as Example 1.
The continuous sewage treatment of above-described embodiment method of the treated sewage of Fenton equipment, comprises the following steps：
First, the solenoid electric valve on inlet channel is opened after the suitable carrier silica sand (71) of filling in fluidisation pipe (31),
The sewage of production flows into fluidisation pipe (31) inside by workshop or sump through inlet channel and water distributor (70), observes and records stream
The instantaneous delivery of gauge；
2nd, after not having first ferrous sulfate distribution showerhead depending on cup observation sewage by glass, that is, open dosing pump and add sulfuric acid
Ferrous iron, after second dioxygen sprinkler head is not crossed, opens dosing pump addition hydrogen peroxide；The addition of 2 kinds of medicines of the above be required for by
Carried out according to the COD test datas and flow of sewage itself, in combination with specific experiment experience.In general, the reality of hydrogen peroxide
Border requirement is the 105%-108% of theoretical oxidation amount, and the molar ratio of ferrous sulfate amount and hydrogen peroxide is 1:10-20, preferably 1:
15。
3rd, sewage observes the suspension of carrier silica sand (71) full of can progressively be full of back taper platform (32) after fluidisation pipe (31)
Situation and reaction condition, such as bubble, color., to back taper platform (32) top surface, return flow solenoid valve is opened, allows dosing sewage
Reflux, while outlet valve is opened to neutralization chamber (33), flocculation tank (34) is entered by neutralization chamber (33) bottom water inlet, adjusts reflux
Than to stable operation；In general it is essentially 1:1.Pay attention to observing flow meter data.Fluidisation pipe (31) is entered to there is dirt by sewage
Water by back taper platform (32) outlet conduit (14) enter neutralization chamber (33) time control when 0.5-1.0 is small, must not be low
When 0.5 is small；
4th, neutralization chamber (33) dosing valve aperture is adjusted, neutralization reagent is added with reference to flowmeter and data, adjusts pH
Value is 8 or so, it is ensured that addition medicine is uniformly mixed with sewage；
5th, flocculation tank (34) valve opening is adjusted, with reference to flowmeter and data addition flocculant, from bottom into first
Flocculation tank and the second flocculation tank water outlet end sample.
Compared to the prior art, the continuous sewage treatment Fenton equipment that above-described embodiment discloses is by regulating and controlling pipeline valve
Unlatching, the design of neutralization chamber and flocculation tank and the automatic addition of accurate control medicament are realized the efficient utilization of medicament, are carried significantly
Reaction efficiency is risen, reduces processing cost.Neutralization chamber and flocculation tank are all intake by bottom, top water outlet, it is ensured that medicine and dirt is added dropwise
Water has time enough to be uniformly mixed, and reacts.The medicine utilization rate for the medicine system that the present invention uses is high, with reference to being located at
Flowmeter in pipeline, instantaneously reads the discharge of sewage, and medicine additive amount is calculated, by ferrous sulfate dosing distribution showerhead and
Hydrogen peroxide dosing distribution showerhead directly adds medicine with electromagnetic diaphragmpump into reaction tube, is flowed to sewage identical, is allowed to abundant
Mixed with sewage, fundamentally avoid the loss of medicament, compared for other operating procedures, largely reduce medicine
Dosage, catalytic reaction occurs in tower body, substantially increases medicament and dirty water pollutant the pollutant in medicine and sewage
Reaction efficiency.It is reasonable that the continuous Fenton fluidized system of the present invention is set, by selecting suitable reaction tower structure, water distributor
Structure and water distribution manner, make silica sand fully suspend and are scattered in reaction tube and do not spill over, easy cleaning dismounting and repacking；This hair
Bright that 10%~30% carrier material silica sand that admission space is about reaction tube height is additionally arranged at the bottom in reaction tube, silica sand adds
Measure it is moderate, ensure crystallization effect while it is cost-effective, reduce fluidisation load, control PH to 3-4, be optimal crystallization effect,
Be conducive to the processing of sewage.The sewage disposal of the present invention is simply efficient with the reaction tower structure design of Fenton fluidized system, really
The fluidized reaction efficiency of fluid bed is protected, the silica sand for also avoiding suspending is passed through with sewage backflow to sink or into neutralization chamber, in addition, cloth
Hydrophone simple structure, is readily disassembled transformation, wide adaptation range；Overall structure of the present invention is simple, and manufacture cost is low, and maximum feature is
Can continuous uninterrupted low-cost processes sewage, save production space, create good production and living environment for enterprise in real time,
It is highly suitable for the sewage disposal of small enterprise and midget plant's engineering, can also improves expansion, is handled for relatively large project.
The above disclosed right for being only presently preferred embodiments of the present invention, the present invention cannot being limited with this certainly
Scope, therefore equivalent variations made according to the claims of the present invention, are still within the scope of the present invention.
Claims (10)
- A kind of 1. continuous sewage treatment Fenton equipment, it is characterised in that：Including：Sump (30), water distributor (70), by fluidizing The reaction tower of pipe (31) and back taper platform (32) composition, neutralization chamber (33), flocculation tank (34), circulating line (13), medicine system (60,61) and flowmeter, wherein, sewage by its bottom after water distributor (70) enters fluidisation pipe (31) to back taper platform (32), Neutralization chamber (33) is flowed out to by back taper platform (32) top, or is back to sump (30)；The fluidisation pipe (31) of reaction tower is with falling Taper platform (32) the height ratio of the two is 3-6：1；The fluidisation pipe (31) is draw ratio 15:1 stainless steel tube, the back taper platform (32) at the top of it are provided with holes, connect with it The outlet pipe size ratio connect is 2:1, and the neutralization chamber (33) and sump (30) are connected respectively；Sewage is via water distributor (70) Into drive carrier silica sand (71) suspends, the formation fluid bed in fluidisation pipe (31), and back taper platform is arrived via fluidisation pipe (31) (32) after, current reduction of speed, carrier silica sand (71) is fallen after rise；The frustum sideline of the back taper platform (32) is 45 ° with axis angle；Three are offered on the fluidisation pipe (31) and back taper platform (32) and regards cup, are located at manage (31) bottom 1.0/ away from fluidisation respectively On 1.5 meters and back taper platform (32), for clearly seeing the response situation of reaction tower in real time；Fluidisation pipe (31) bottom and water distributor (70) screw thread detachable connection；Anti-spilled equipment is equipped with above the back taper platform (32), for ensuring to use safe operation.
- 2. continuous sewage treatment as claimed in claim 1 Fenton equipment, it is characterised in that：The water distributor (70) is by multiple Symmetrical water outlet tubule (73) composition, small tube wall open inclined hole water outlet, often arrange 6, totally 8 rows are symmetrical, and 1-3 apopore is opened on top (72), water distributor (70) main body inner wall is equipped with screw thread, is detachably connected, is conveniently replaceable with the bottom thread of the fluidisation pipe (31) Carrier silica sand (71).
- 3. continuous sewage treatment as claimed in claim 1 Fenton equipment, it is characterised in that：The bottom of the neutralization chamber (33) With opening, the sewage after the processing of Fenton equipment is entered by neutralization chamber (33) bottom；Before entry, in by being added dropwise in sewage pipe And alkali, after by flowing out to flocculation tank (34) at the top of neutralization chamber (33).
- 4. continuous sewage treatment as claimed in claim 3 Fenton equipment, it is characterised in that：The bottom of the flocculation tank (34) With opening, entered via the sewage that neutralization chamber (33) neutralizes by the bottom of flocculation tank (34)；Before entry, by being dripped in sewage pipe Add flocculant solution, into the first flocculation tank, sewage flocculation sedimentation, after higher than baffle liquid level, clear water enters the second flocculation tank, The length of first flocculation tank and the second flocculation tank ratio is 1:1.2, flowed out after flocculation by the groove top of flocculation tank (34).
- 5. continuous sewage treatment as claimed in claim 1 Fenton equipment, it is characterised in that：Indicated in the sump (30) Scale, real-time display sewage volume, its bottom are supported by 4 foot supports, liftoff 40cm, and the bottom of sump (30) has opening, Blowdown is facilitated to clean；The side of sump (30) is equipped with and opening and be connected with water pump (50), and the opening of the side connects threeway, respectively with water pump (50) the reflux mouth of a river connection of water outlet and back taper platform (32).
- 6. continuous sewage treatment as claimed in claim 5 Fenton equipment, it is characterised in that：The water outlet of the water pump (50) The inlet of mouth, the reflux water inlet of back taper platform (32) and neutralization chamber (33) is all equipped with flowmeter, to accurate measurement sewage Flow.
- 7. continuous sewage treatment as claimed in claim 1 Fenton equipment, it is characterised in that：The medicine system (60,61) By metering pump-metered, range of flow 0-60L/H, the metering pump is connected with distribution showerhead by sebific duct, and nozzle spraying aperture is 60-120 °, spout upward, is overlapped with the center of fluidisation pipe (31), and nozzle outer end is equipped with screw thread and can with fluidisation pipe (31) screw thread Dismantling connection.
- 8. continuous sewage treatment as claimed in claim 1 Fenton equipment, it is characterised in that：Back taper platform (32) annular Increase 30cm.
- 9. continuous sewage treatment as claimed in claim 1 Fenton equipment, it is characterised in that：Fluidisation pipe (31) is entered by sewage To have sewage by back taper platform (32) outlet conduit (14) enter neutralization chamber (33) time control when 0.5-1.0 is small, When must not be small less than 0.5.
- 10. a kind of method of the continuous sewage treatment treated sewage of Fenton equipment as claimed in claim 1, its feature exist In comprising the following steps：First, in fluidisation pipe (31) after the suitable carrier silica sand (71) of filling, the solenoid electric valve on inlet channel, production are opened Sewage by workshop or sump to flow into fluidisation pipe (31) through inlet channel and water distributor (70) internal, observe and record flowmeter Instantaneous delivery；2nd, after not having first ferrous sulfate distribution showerhead depending on cup observation sewage by glass, that is, open dosing pump and add ferrous sulfate, After second dioxygen sprinkler head is not crossed, dosing pump addition hydrogen peroxide is opened；3rd, sewage observes the suspension situation of carrier silica sand (71) full of can progressively be full of back taper platform (32) after fluidisation pipe (31) And reaction condition, to back taper platform (32) top surface, return flow solenoid valve is opened, allows dosing sewage backflow, while opens outlet valve To neutralization chamber (33), flocculation tank (34) is entered by neutralization chamber (33) bottom water inlet, adjusts reflux ratio to stable operation；By sewage Into fluidisation pipe (31) arrive have sewage by back taper platform (32) outlet conduit (14) into neutralization chamber (33) time control When 0.5-1.0 is small, must not be less than 0.5 it is small when；4th, neutralization chamber (33) dosing valve aperture is adjusted, neutralization reagent is added with reference to flowmeter and data, pH value is adjusted and exists 8 or so, it is ensured that addition medicine is uniformly mixed with sewage；5th, flocculation tank (34) valve opening is adjusted, with reference to flowmeter and data addition flocculant, from the bottom of flocculation tank (34) Into in the first flocculation tank and the sampling of the second flocculation tank water outlet end.
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| CN201711315912.8A CN107986496B (en) | 2017-12-12 | 2017-12-12 | Fenton equipment for continuous sewage treatment and sewage treatment method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711315912.8A CN107986496B (en) | 2017-12-12 | 2017-12-12 | Fenton equipment for continuous sewage treatment and sewage treatment method thereof |
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| CN107986496B CN107986496B (en) | 2020-08-11 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995021794A1 (en) * | 1994-02-14 | 1995-08-17 | Envirex, Inc. | Integrated adsorption/advanced oxidation fluidized bed reactor |
| US6143182A (en) * | 1998-05-01 | 2000-11-07 | Industrial Technology Research Institute | Process for chemically oxidizing wastewater with reduced sludge production |
| CN202246301U (en) * | 2011-09-20 | 2012-05-30 | 湖南大地美环境科技股份有限公司 | Novel integral equipment for treating organic waste water by Fenton method |
| CN105000654A (en) * | 2015-07-31 | 2015-10-28 | 增城华昌塑料五金模具有限公司 | Fenton fluidized bed for sewage treatment and method of fenton fluidized bed for sewage treatment |
-
2017
- 2017-12-12 CN CN201711315912.8A patent/CN107986496B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995021794A1 (en) * | 1994-02-14 | 1995-08-17 | Envirex, Inc. | Integrated adsorption/advanced oxidation fluidized bed reactor |
| US6143182A (en) * | 1998-05-01 | 2000-11-07 | Industrial Technology Research Institute | Process for chemically oxidizing wastewater with reduced sludge production |
| CN202246301U (en) * | 2011-09-20 | 2012-05-30 | 湖南大地美环境科技股份有限公司 | Novel integral equipment for treating organic waste water by Fenton method |
| CN105000654A (en) * | 2015-07-31 | 2015-10-28 | 增城华昌塑料五金模具有限公司 | Fenton fluidized bed for sewage treatment and method of fenton fluidized bed for sewage treatment |
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