CN209602187U - A kind of dyeing and printing sewage processing system based on Fenton's reaction - Google Patents
A kind of dyeing and printing sewage processing system based on Fenton's reaction Download PDFInfo
- Publication number
- CN209602187U CN209602187U CN201920193738.2U CN201920193738U CN209602187U CN 209602187 U CN209602187 U CN 209602187U CN 201920193738 U CN201920193738 U CN 201920193738U CN 209602187 U CN209602187 U CN 209602187U
- Authority
- CN
- China
- Prior art keywords
- fenton
- pipe
- reaction
- dyeing
- delivery pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The dyeing and printing sewage processing system based on Fenton's reaction that the utility model discloses a kind of, including pipe-line mixer, Fenton's reaction tower；The utility model mixed liquor can better play immixture after changing flow direction, improve Fenton's reaction efficiency；Mixed liquor circulating reflux structure is greatly improved Fenton oxidation reaction efficiency, also improves the recycling rate of waterused of medicament, so that Fenton medicament is fully used, greatly reduces reagent cost；COD in dyeing waste water is substantially reduced.
Description
Technical field
The utility model belongs to technical field of sewage, and in particular to a kind of dyeing and printing sewage processing based on Fenton's reaction
System.
Background technique
Dyeing waste water is the waste water of discharge during dyeing and printing process.Dyeing waste water water is larger, 1 ton of every dyeing and printing process weaving
100~200 tons of product water consumption, wherein 80~90% become waste water.Each process of the dyeing waste water from production and processing, pollutant
Ingredient is also not quite similar.Impurity on fibrous material except chemical fibre it is impure it is less in addition to, other fibers all contain a large amount of miscellaneous
Matter.These impurity are to enter waste water by processes such as desizing, kiering, lotions.Original COD value height is up to upper in dyeing waste water
Ten thousand, after biochemical treatment, COD value is still high, this brings huge difficulty to environmental issue, and many printing and dyeing mills are because useless
Water discharge is not up to standard and is forced to halt.For this purpose, researching and developing a kind of dyeing and printing sewage based on Fenton's reaction for being able to solve the above problem
Processing system is very important.
Summary of the invention
The dyeing and printing sewage processing system based on Fenton's reaction that the purpose of this utility model is to provide a kind of.
The purpose of this utility model is achieved in that including pipe-line mixer, Fenton's reaction tower, the pipeline mixing
The main liquid feeding end of device connects sewage pipe, and one end of inlet tube and the outlet end of pipe-line mixer connect, and the other end is in horn-like, and
Extended in Fenton's reaction tower from Fenton's reaction tower side lower, horn-like port downwards, with Fenton's reaction tower bottom center
Corresponding, horn-like port center is equipped with up-narrow and down-wide water conservancy diversion rotary table, passes through between water conservancy diversion rotary table and horn-like port inner wall
The connection of several partitions, the distance between two adjacent separators are equal, and the opposite Fenton's reaction tower side wall in horn-like port is equipped with ring
Shape liquid back pipe, liquid back pipe inside are equipped with several jet heads, are equipped with circulation pipe, circulation pipe one end on the outside of the Fenton's reaction tower
It being connect with Fenton's reaction tower side surface upper part, the other end is connect with the side of annular liquid back pipe, and the circulation pipe is equipped with circulating pump,
First liquid feeding end of the pipe-line mixer connects concentrated sulfuric acid delivery pipe, and second liquid feeding end connection of pipe-line mixer is double
Oxygen water delivery pipe, the Fenton's reaction tower side surface upper part are equipped with outlet tube, and the annular liquid back pipe absorbs water close to circulating pump
The tube body of mouth is connected with ferrous sulfate delivery pipe.
The utility model has the beneficial effects that
1, the utility model first mixes sewage with the concentrated sulfuric acid, hydrogen peroxide by pipe-line mixer during transportation, so
The bottom of Fenton's reaction tower is sent by horn-like port afterwards, the separation structure that water conservancy diversion rotary table is formed with partition separates mixed liquor
If at carried interest mixed liquor stream；Mixing liquid stream encounters the blocking of Fenton's reaction tower bottom, reversed to form ascending liquid stream, then returns with annular
The backflow mixed liquor for having added ferrous sulfate that the jet head of liquid pipe sprays quickly is sufficiently mixed；Mixed liquor is after changing flow direction, energy
Immixture is better played, Fenton's reaction efficiency is improved；Mixed liquor circulating reflux structure is greatly improved Fenton oxidation reaction
Efficiency also improves the recycling rate of waterused of medicament, so that Fenton medicament is fully used, greatly reduces reagent cost；Printing and dyeing
COD in waste water is substantially reduced；
2, ferrous sulfate medicament enters from the water sucking mouth of circulating pump, is greatly promoted in iron sulfite medicament and circulation pipe
The immixture of mixed liquor, withdrawing fluid enter Fenton tower bottom end and are mixed with the mixed liquor in tower, into Fenton tower
Sufficiently reaction, substantially increases the effect of Fenton oxidation；Reduce prior art mechanical stirring process simultaneously, reduces machinery and stir
The problems such as mixing bring energy consumption and overhaul of the equipments is more advantageous to operation control, is of great significance to production operation steady in a long-term.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the present invention looks up structural representation of horn-like port；
Fig. 3 is the schematic diagram of the section structure of water conservancy diversion rotary table；
In figure: 1- pipe-line mixer, 2- Fenton's reaction tower, 3- inlet tube, 4- water conservancy diversion rotary table, 5- partition, 6- annular return liquid
Pipe, 7- jet head, 8- circulation pipe, 9- circulating pump, 10- concentrated sulfuric acid delivery pipe, 11- hydrogen peroxide delivery pipe, 12- outlet tube, 13- sulphur
Sour ferrous iron delivery pipe, 14- concentrated sulfuric acid storage tank, 15- concentrated sulfuric acid delivery pump, 16- dioxygen water storage tank, 17- hydrogen peroxide delivery pump, 18-
PH conditioning tank, 19- flocculation basin, 20- sedimentation basin.
Specific embodiment
The utility model will be further described below with reference to the accompanying drawings, but is not subject in any way to the utility model
Limitation is transformed or replaced based on any made by the utility model introduction, belongs to the protection scope of the utility model.
The utility model as shown in 1 ~ Fig. 3 of attached drawing includes pipe-line mixer 1, Fenton's reaction tower 2, the pipe-line mixer
1 main liquid feeding end connects sewage pipe, and one end of inlet tube 3 is connect with the outlet end of pipe-line mixer 1, the other end be in it is horn-like,
And extended in Fenton's reaction tower 2 from 2 side lower of Fenton's reaction tower, horn-like port downwards, with 2 bottom of Fenton's reaction tower
Center is corresponding, and horn-like port center is equipped with up-narrow and down-wide water conservancy diversion rotary table 4, water conservancy diversion rotary table 4 and horn-like port inner wall it
Between by several partitions 5 connect, the distance between two adjacent separators 5 are equal, opposite 2 side of Fenton's reaction tower in horn-like port
Wall is equipped with annular liquid back pipe 6, several jet heads 7 are equipped on the inside of liquid back pipe 6, are equipped with circulation on the outside of the Fenton's reaction tower 2
Pipe 8,8 one end of circulation pipe are connect with 2 side surface upper part of Fenton's reaction tower, and the other end is connect with the side of annular liquid back pipe 6, described
Circulation pipe 8 is equipped with circulating pump 9, and first liquid feeding end of the pipe-line mixer 1 connects concentrated sulfuric acid delivery pipe 10, pipeline mixing
Second liquid feeding end of device 1 connects hydrogen peroxide delivery pipe 11, and 2 side surface upper part of Fenton's reaction tower is equipped with outlet tube 12, institute
Tube body of the annular liquid back pipe 6 stated close to 9 water sucking mouth of circulating pump is connected with ferrous sulfate delivery pipe 13.
Preferably, the circulating pump 9 is lining tetrafluoro chemical pump, raw for convenience using corrosion-resistant and wear-resisting impeller
Operability in production, water pump use frequency control, obtain optimal operational effect by control reflux ratio.
Preferably, the 2 inner wall material of Fenton's reaction tower is stainless steel.
Preferably, the concentrated sulfuric acid delivery pipe 10 is connect with concentrated sulfuric acid storage tank 14, and concentrated sulfuric acid delivery pipe 10 is equipped with dense sulphur
Sour delivery pump 15, concentrated sulfuric acid delivery pipe 10 are equipped with twice check-valves close to the tube body of pipe-line mixer 1, and check-valves can prevent pipeline
There is high pressure reflux and enters in concentrated sulfuric acid delivery pipe 10 in pressure in mixer 1, avoids accident；Its work of twice check-valves
With being when check-valves failure needs to overhaul, two check-valves can guarantee the safety of maintenance, in production process, non-return
The problems such as valve failure will not cause the corrosion of concentrated sulfuric acid conveyance conduit, the concentrated sulfuric acid delivery pipe 10 is equipped with pressure release
Valve can avoid the safety accident burst out when manifold pressure is excessive with pressure release.
Preferably, the concentrated sulfuric acid delivery pump 15 is diaphragm pump.
Preferably, the concentrated sulfuric acid delivery pipe 10 be thickness wall carbon steel pipe, be suitable for concentrated sulfuric acid conveying distance 100m or more,
The more situation of corner.
Preferably, the every 25m of concentrated sulfuric acid delivery pipe 10 setting flanged joint and shutoff valve, easy access.
Preferably, the hydrogen peroxide delivery pipe 11 is connect with dioxygen water storage tank 16, and hydrogen peroxide delivery pipe 11 is equipped with dioxygen
Water delivery pump 17, hydrogen peroxide delivery pipe 11 are equipped with twice check-valves close to the tube body of pipe-line mixer 1, and check-valves is prevented due to pressure
There is liquid reverse flow in difference, and the hydrogen peroxide delivery pipe 11 is equipped with relief valve.
Preferably, the hydrogen peroxide delivery pump 17 is diaphragm pump.
Preferably, the dioxygen water storage tank 16 is dark tank body.
Preferably, concentrated sulfuric acid storage tank 14, be equipped with cofferdam around dioxygen water storage tank 16, prevent the concentrated sulfuric acid, hydrogen peroxide from occurring
It causes to trickle when leakage.
Preferably, the ferrous sulfate delivery pipe 13 is connect with dosing pond, and it is sub- that ferrous sulfate delivery pipe 13 is equipped with sulfuric acid
Iron delivery pump, ferrous sulfate delivery pipe 13 are equipped with check-valves close to the tube body of circulating pump 9, and check-valves prevents from making due to fluid pressure differential
At reflux.
It preferably, further include by the sequentially connected PH conditioning tank 18 of pipeline, flocculation basin 19, sedimentation basin 20, described goes out
Liquid pipe 12 is connect with PH conditioning tank 18.
Preferably, 5 quantity of partition is at least 4.
Preferably, the lower part in the Fenton's reaction tower 2 is equipped with water distributor 21, and water distributor 21 is located on horn-like port
Side, water distributor 21 make by liquid stream be uniformly introduced in tower and react, to improve Fenton's reaction efficiency.
Preferably, filler is equipped in the Fenton's reaction tower 2.
The working principle and the course of work of the utility model: sewage is conveyed by sewage pipe, will be dense by pipe-line mixer 1
Sulfuric acid, hydrogen peroxide and sewage are uniformly mixed；Mixed liquor is sent into the bottom in Fenton's reaction tower 2 by the horn-like port of inlet tube 3
Portion；When mixed liquor goes out liquid from horn-like port, mixed if being separated into carried interest with the separation structure that partition 5 forms by water conservancy diversion rotary table 4
Liquid stream；Mixing liquid stream encounters the blocking of 2 bottom of Fenton's reaction tower, reversed to form ascending liquid stream, and enters from outlet tube 12 and recycle
Pipe 8, for mixed liquor when by circulation pipe 8, ferrous sulfate delivery pipe 13 sends constantly into ferrous sulfate, utilizes 9 impeller of circulating pump
Stirring action makes three kinds of medicament mixing, then sends back to again in the annular liquid back pipe 6 in Fenton's reaction tower 2；It is sprayed by jet head 7
Liquid stream is sufficiently mixed with ascending liquid stream, into the inner abundant reaction of Fenton's reaction tower 2, substantially increases Fenton oxidation reaction effect
Rate, improves the recycling rate of waterused of medicament, and the COD in dyeing waste water obtains bigger removal efficiency；
Liquid after completion of the reaction is sent into PH conditioning tank 18 and adjusts pH value to 7 ~ 8, is then fed into flocculation basin 19 and wads a quilt with cotton
Retrogradation is formed sediment；It is re-fed into sedimentation basin 20 and stands, is layered, supernatant outlet, precipitating sludge is concentrated, is dehydrated to obtain mud cake, outside mud cake
Fortune.
Claims (10)
1. a kind of dyeing and printing sewage processing system based on Fenton's reaction, including pipe-line mixer (1), Fenton's reaction tower (2), special
Sign is the main liquid feeding end connection sewage pipe of the pipe-line mixer (1), one end and pipe-line mixer (1) of inlet tube (3)
Outlet end connection, the other end extends in Fenton's reaction tower (2) in horn-like, and from Fenton's reaction tower (2) side lower, loudspeaker
Shape port is downwards, corresponding with Fenton's reaction tower (2) bottom centre, and horn-like port center is equipped with up-narrow and down-wide water conservancy diversion
Rotary table (4) is connect between water conservancy diversion rotary table (4) and horn-like port inner wall by several partitions (5), two adjacent separators (5) it
Between be equidistant, opposite Fenton's reaction tower (2) side wall in horn-like port is equipped with annular liquid back pipe (6), on the inside of liquid back pipe (6)
Equipped with several jet heads (7), circulation pipe (8), circulation pipe (8) one end and Fenton are equipped on the outside of the Fenton's reaction tower (2)
The connection of reaction tower (2) side surface upper part, the other end are connect with the side of annular liquid back pipe (6), and the circulation pipe (8) is equipped with circulation
It pumping (9), first liquid feeding end of the pipe-line mixer (1) connects concentrated sulfuric acid delivery pipe (10), and the of pipe-line mixer (1)
Two liquid feeding ends connect hydrogen peroxide delivery pipe (11), and Fenton's reaction tower (2) side surface upper part is equipped with outlet tube (12), described
Annular liquid back pipe (6) be connected with ferrous sulfate delivery pipe (13) close to the tube body of circulating pump (9) water sucking mouth.
2. the dyeing and printing sewage processing system according to claim 1 based on Fenton's reaction, it is characterised in that the dense sulphur
Sour delivery pipe (10) connect with concentrated sulfuric acid storage tank (14), and concentrated sulfuric acid delivery pipe (10) is equipped with concentrated sulfuric acid delivery pump (15), the concentrated sulfuric acid
Tube body of the delivery pipe (10) close to pipe-line mixer (1) is equipped with twice check-valves, and the concentrated sulfuric acid delivery pipe (10) is equipped with and lets out
Pressure valve.
3. the dyeing and printing sewage processing system according to claim 1 based on Fenton's reaction, it is characterised in that the dioxygen
Water delivery pipe (11) is connect with dioxygen water storage tank (16), and hydrogen peroxide delivery pipe (11) is equipped with hydrogen peroxide delivery pump (17), hydrogen peroxide
Tube body of the delivery pipe (11) close to pipe-line mixer (1) is equipped with twice check-valves, and the hydrogen peroxide delivery pipe (11) is equipped with and lets out
Pressure valve.
4. the dyeing and printing sewage processing system according to claim 1 based on Fenton's reaction, it is characterised in that the sulfuric acid
Ferrous delivery pipe (13) connect with dosing pond, and ferrous sulfate delivery pipe (13) is equipped with ferrous sulfate delivery pump, ferrous sulfate conveying
It manages the tube body of (13) close to circulating pump (9) and is equipped with check-valves.
5. the dyeing and printing sewage processing system according to claim 1 based on Fenton's reaction, it is characterised in that further include passing through
The sequentially connected PH conditioning tank (18) of pipeline, flocculation basin (19), sedimentation basin (20), the outlet tube (12) and PH conditioning tank
(18) it connects.
6. the dyeing and printing sewage processing system according to claim 1 based on Fenton's reaction, it is characterised in that the partition
(5) quantity is at least 4.
7. the dyeing and printing sewage processing system according to claim 1 based on Fenton's reaction, it is characterised in that the Fenton
Lower part in reaction tower (2) is equipped with water distributor (21), and water distributor (21) is located above horn-like port.
8. the dyeing and printing sewage processing system according to claim 1 based on Fenton's reaction, it is characterised in that the circulation
Pumping (9) is lining tetrafluoro chemical pump.
9. the dyeing and printing sewage processing system according to claim 1 based on Fenton's reaction, it is characterised in that the dense sulphur
Flanged joint and shutoff valve is arranged in the sour every 25m of delivery pipe (10).
10. the dyeing and printing sewage processing system according to claim 1 based on Fenton's reaction, it is characterised in that the dense sulphur
Sour delivery pipe (10) is thickness wall carbon steel pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920193738.2U CN209602187U (en) | 2019-02-13 | 2019-02-13 | A kind of dyeing and printing sewage processing system based on Fenton's reaction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920193738.2U CN209602187U (en) | 2019-02-13 | 2019-02-13 | A kind of dyeing and printing sewage processing system based on Fenton's reaction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209602187U true CN209602187U (en) | 2019-11-08 |
Family
ID=68403442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920193738.2U Active CN209602187U (en) | 2019-02-13 | 2019-02-13 | A kind of dyeing and printing sewage processing system based on Fenton's reaction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209602187U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109678240A (en) * | 2019-02-13 | 2019-04-26 | 云南天朗环境科技有限公司 | A kind of dyeing and printing sewage processing system and method based on Fenton's reaction |
-
2019
- 2019-02-13 CN CN201920193738.2U patent/CN209602187U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109678240A (en) * | 2019-02-13 | 2019-04-26 | 云南天朗环境科技有限公司 | A kind of dyeing and printing sewage processing system and method based on Fenton's reaction |
| CN109678240B (en) * | 2019-02-13 | 2021-11-12 | 云南天朗环境科技有限公司 | Printing and dyeing sewage treatment system and method based on Fenton reaction |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204607668U (en) | A kind of dosing reactor | |
| CN104591297B (en) | Method and device for preparing polymeric ferric sulfate | |
| CN209602187U (en) | A kind of dyeing and printing sewage processing system based on Fenton's reaction | |
| CN206173078U (en) | A fragrant integrative fluidized bed | |
| CN107500476A (en) | A kind of high protein waste water treatment process | |
| CN109678240A (en) | A kind of dyeing and printing sewage processing system and method based on Fenton's reaction | |
| CN105314816B (en) | A kind of sludge continuous dehydration apparatus and method | |
| CN210974194U (en) | Comprehensive utilization system for phosphogypsum backwater | |
| WO2019127270A1 (en) | Ozone oxidation and air flotation integrated sewage treatment system | |
| CN105776525B (en) | Integral type diphasic anaerobic desulfurization reactor and its wastewater treatment method | |
| CN208532380U (en) | A kind of modified IC anaerobic reactor | |
| CN107720956A (en) | A kind of efficient double-cycling anaerobic reactor | |
| CN201495451U (en) | Paper-making medium wastewater processing device | |
| CN203577463U (en) | Treatment system for treating waste sulfuric acid produced after treatment of furnace gas | |
| CN209618930U (en) | Multichannel mixing wastewater with air flotation device | |
| CN217473801U (en) | Phosphogypsum innocent treatment purification flotation device | |
| CN209507875U (en) | A kind of ammonia nitrogen wastewater treatment device | |
| CN207811312U (en) | A kind of mixer and dissolved air floatation device | |
| CN201620063U (en) | Reactor treating cyanate waste water or ore slurry containing cyanogen and/or sulfur | |
| CN206607046U (en) | High efficient horizontal dissolving | |
| CN204918158U (en) | Two backward flow EGSB anaerobic treatment devices | |
| CN206680258U (en) | A kind of anaerobic reactor for landfill leachate treatment | |
| CN205187963U (en) | Multinomial waste water hybrid processing ware of large -scale double skin duct formula | |
| CN205892848U (en) | Good oxygen blender of modified | |
| CN108751435A (en) | A kind of biological sludge anaerobic digester system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |