CN103896396A - Up-flow type coupling hydrolysis acidification pool - Google Patents
Up-flow type coupling hydrolysis acidification pool Download PDFInfo
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- CN103896396A CN103896396A CN201310130306.4A CN201310130306A CN103896396A CN 103896396 A CN103896396 A CN 103896396A CN 201310130306 A CN201310130306 A CN 201310130306A CN 103896396 A CN103896396 A CN 103896396A
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- hydrolysis acidification
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- acidification pool
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Abstract
The invention relates to the technical field of sewage treatment. An up-flow type coupling hydrolysis acidification pool comprises a hydrolysis acidification pool body, wherein the hydrolysis acidification pool body sequentially comprises a clarifying region, a coupling settling reaction region and a sludge bed reaction region from top to bottom, a mixer is arranged in the hydrolysis acidification pool body and is a submersible mixer, and the submersible mixer is arranged at the bottom of the hydrolysis acidification pool body and is located in the sludge bed reaction region. Under the action of the submersible mixer, sludge in the sludge bed reaction region is rapidly and uniformly mixed, a sludge bed is similar to a filter layer, particular materials and colloidal materials, entering water, are rapidly intercepted and adsorbed and then decomposed by a large quantity of hydrolysis bacteria, many insoluble organic materials are hydrolyzed into soluble materials, and macromolecular and difficultly-biodegradable materials are converted into micromolecular and easily-biodegradable materials.
Description
Technical field
The present invention relates to technical field of sewage, be specifically related to hydrolysis acidification pool.
Background technology
Due to trade effluent and all poor containing the biodegradability of the municipal wastewater of trade effluent, conventional treatment process cannot reach emission request.Conventionally before conventional treatment process, increase acidication technique and carry out the biodegradability of lifting waste water, thereby promote the efficiency of whole treatment system.And conventional reactor for hydrolysis and acidification mainly contains two kinds of upflow sludge bed reactor and reactor for hydrolysis and acidification with sludge reflux.Wherein upflow sludge bed reactor is to carry out water distribution by water-distributing device, often adopts run by gravity water distribution system or pressure current water distribution system, the problem that these two kinds of water distribution systems all exist water distribution aperture easily to stop up.After obstruction, be difficult to process, and process and cause not in time water distribution inequality, long-time running meeting produces dead band, causes reaction tank useful volume to decline.In addition, the separation system of upflow sludge bed reactor adopts elastic filler completion method conventionally, and mud-water separation efficiency is poor, can not maintain higher biomass.Though and be provided with the anaerobic hydrolysis device with sludge reflux with the reactor for hydrolysis and acidification of sludge reflux, need to increase settling tank and sludge reflux pump, not only increased cost but also increased working cost.
Summary of the invention
The object of the invention is to, provide a kind of upflowing coupling hydrolysis acidification pond, to address the above problem.
Technical problem solved by the invention can realize by the following technical solutions:
A kind of upflowing coupling hydrolysis acidification pond, comprise a hydrolysis acidification pool, described hydrolysis acidification pool is followed successively by settling section, coupling precipitin reaction district, Sludge Bed reaction zone from top to bottom, in described hydrolysis acidification pool, be provided with an agitator, it is characterized in that, described agitator is submersible agitator, and described submersible agitator is placed in the bottom of described hydrolysis acidification pool, is positioned at described Sludge Bed reaction zone.Under the effect of submersible agitator, mud in Sludge Bed reaction zone by fast, evenly mix, Sludge Bed is similar to filtering layer, particulate matter and colloidalmaterial in water inlet are held back rapidly and adsorbed, then decomposed by a large amount of hydrolysis bacterium, many insoluble hydrolysis of organic matter are dissolved matter, and macromole, recalcitrant substance are converted into the material of small molecules, readily biodegradable.
The water outlet of the sewage water inlet pipe of described hydrolysis acidification pool is also placed in the bottom of described hydrolysis acidification pool, is positioned at described Sludge Bed reaction zone, and is not more than 1 meter with the distance of described submersible agitator.Further to improve water distribution effect.
In hydrolysis acidification pool, be also provided with biologic packing material, described biologic packing material is positioned at the middle and upper part of described hydrolysis acidification pool, and on described biologic packing material, growth has anaerobe.Strengthen by anaerobe, can further improve the biodegradability of waste water.
Described biologic packing material is tabular, described flat biologic packing material surface is provided with an anaerobe film, on described anaerobe film, growth has anaerobe, and what described flat biologic packing material tilted is placed in described hydrolysis acidification pool, and described anaerobe film is horizontal by an acute angle.The biologic packing material tilting is conducive to increase the pull-out capacity of microorganism at filling surface, enriches microbial, and has played the effect that swash plate separates, and has improved the settling property of mud, has improved mud hydraulics, has improved solid-liquid separation efficiency.
Described flat biologic packing material adopts following method to make:
When making 1) in 10000 parts of (weight part) polyolefin resins sections, add wetting ability superpolymer polyethylene alcohol or the polyacrylamide of 500-4500 part, add 300-2000 part polyvinylpyridine salt, add the microorganism growth promotor of 5-500 part, high-speed stirring after mixing, obtains the first fiber after melt-spinning; 2) using ES fiber as the second fiber, get the first fiber and become fabric with the second fibrage, wherein the first fiber and the second fibre weight ratio are 0.667: 1～4: 1; 3) get ab cotton as supatex fabric, using supatex fabric as bottom, fabric is positioned over to supatex fabric alternately laminated, fabric and supatex fabric are fixed together with rope, obtain the duplexer of fabric and supatex fabric; 4) use fluffing pin from fabric one side acupuncture duplexer, the fluffing of the first fiber is set on the surface of supatex fabric; 5) there is no with the temperature heating of 100-170 ℃ the duplexer fluffing, melting the second fiber, makes between the first fiber bondingly mutually, and the first fiber is bonded on supatex fabric.It is large that this kind of biologic packing material has specific surface area, mechanical strength is good, tolerance is strong, biological adhesiveness is good, easy to be filmed, can accelerate growth of microorganism, fill the features such as easy.
In hydrolysis acidification pool, be also provided with biologic packing material anchor, biologic packing material anchor is fixed in hydrolysis acidification pool, and flat biologic packing material is dismountable to be fixed on biologic packing material anchor.Biologic packing material anchor comprises a plurality of frame-type anchor monomers, one frame-type anchor monomer comprises a top fixed frame, a below fixed frame, removably connect one end of flat biologic packing material of top fixed frame, the removably connect the other end of flat biologic packing material of below fixed frame.A plurality of frame-type anchor monomers in a hydrolysis acidification pool are divided into two groups, and four every group, be two row two row formulas and arrange, each frame-type anchor monomer is provided with 5-40 flat biologic packing material.This kind of simple in structure being easy to of mounting means constructed, and in use procedure, is convenient to change biologic packing material.
The top of described hydrolysis acidification pool is provided with effluent weir, and described effluent weir is positioned at described settling section, on described effluent weir, has water outlet.
Between described coupling precipitin reaction district and described Sludge Bed reaction zone without physical isolation.With further simplified construction, reduce difficulty of construction, reduce installation cost.
Accompanying drawing explanation
Fig. 1 is the part-structure schematic diagram of settling section of the present invention;
Fig. 2 is the part-structure schematic diagram in coupling precipitin reaction of the present invention district;
Fig. 3 is the part-structure schematic diagram of Sludge Bed of the present invention reaction zone;
Fig. 4 is a kind of schematic diagram of the present invention.
Embodiment
For technique means, creation characteristic that the present invention is realized, reach object and effect is easy to understand, further set forth the present invention below in conjunction with concrete diagram.
With reference to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, a kind of upflowing coupling hydrolysis acidification pond, comprise a hydrolysis acidification pool, hydrolysis acidification pool is followed successively by settling section, coupling precipitin reaction district, Sludge Bed reaction zone from top to bottom, in hydrolysis acidification pool, be provided with an agitator, agitator is submersible agitator 5, and submersible agitator 5 is placed in the bottom of hydrolysis acidification pool, is positioned at Sludge Bed reaction zone.Under the effect of submersible agitator 5, mud in Sludge Bed reaction zone by fast, evenly mix, Sludge Bed is similar to filtering layer, particulate matter and colloidalmaterial in water inlet are held back rapidly and adsorbed, then decomposed by a large amount of hydrolysis bacterium, many insoluble hydrolysis of organic matter are dissolved matter, and macromole, recalcitrant substance are converted into the material of small molecules, readily biodegradable.The water outlet of the sewage water inlet pipe 6 of hydrolysis acidification pool is also placed in the bottom of hydrolysis acidification pool, is positioned at Sludge Bed reaction zone, and is not more than 1 meter with the distance of submersible agitator 5.Further to improve water distribution effect.The water outlet of water inlet pipe is towards submersible agitator 5.
Submersible agitator comprises a motor, and stirring impeller is housed in the rotating shaft of motor.Submersible agitator can also be provided with a motor status monitor and alarm system, motor status monitor and alarm system comprises a tachogenerator for detection of machine shaft rotation situation, tachogenerator connects a signal analysis and processing module, signal analysis and processing module connects a signal transmitting module, once the data that tachogenerator detects are undesired, signal analysis and processing module will externally send guard signal by signal transmitting module.
In hydrolysis acidification pool, be also provided with biologic packing material, biologic packing material is positioned at the middle and upper part of hydrolysis acidification pool, and on biologic packing material, growth has anaerobe.Strengthen by anaerobe, can further improve the biodegradability of waste water.Biologic packing material is tabular, and flat biologic packing material 3 surfaces are provided with an anaerobe film, and on anaerobe film, growth has anaerobe, and what flat biologic packing material 3 tilted is placed in hydrolysis acidification pool, and anaerobe film is horizontal by an acute angle.Acute angle is preferably 55-80 degree.
Flat biologic packing material 3 can adopt following method to make: when making 1) in 10000 parts of (weight part) polyolefin resins sections, add wetting ability superpolymer polyethylene alcohol or the polyacrylamide of 500-4500 part, add 300-2000 part polyvinylpyridine salt, add the microorganism growth promotor of 5-500 part, high-speed stirring after mixing, obtains the first fiber after melt-spinning; 2) using ES fiber as the second fiber, get the first fiber and become fabric with the second fibrage, wherein the first fiber and the second fibre weight ratio are 0.667: 1～4: 1; 3) get ab cotton as supatex fabric, using supatex fabric as bottom, fabric is positioned over to supatex fabric alternately laminated, fabric and supatex fabric are fixed together with rope, obtain the duplexer of fabric and supatex fabric; 4) use fluffing pin from fabric one side acupuncture duplexer, the fluffing of the first fiber is set on the surface of supatex fabric; 5) there is no with the temperature heating of 100-170 ℃ the duplexer fluffing, melting the second fiber, makes between the first fiber bondingly mutually, and the first fiber is bonded on supatex fabric.It is large that this kind of biologic packing material has specific surface area, mechanical strength is good, tolerance is strong, biological adhesiveness is good, easy to be filmed, can accelerate growth of microorganism, fill the features such as easy.
In hydrolysis acidification pool, be also provided with biologic packing material anchor 4, biologic packing material anchor 4 is fixed in hydrolysis acidification pool, and flat biologic packing material 3 is dismountable to be fixed on biologic packing material anchor 4.Biologic packing material anchor 4 comprises a plurality of frame-type anchor monomers, one frame-type anchor monomer comprises a top fixed frame, a below fixed frame, removably connect one end of flat biologic packing material 3 of top fixed frame, the removably connect the other end of flat biologic packing material 3 of below fixed frame.As a kind of preferred version, a plurality of frame-type anchor monomers in a hydrolysis acidification pool are divided into two groups, four every group, are two row two row formulas and arrange.The spacing of each frame-type anchor monomer is: the spacing between group and group is greater than the spacing in group.Submersible agitator 5 is preferably placed at the centre of hydrolysis acidification pool bottom.On each frame-type anchor monomer, can be provided with 5-40 flat biologic packing material 3.This kind of simple in structure being easy to of mounting means constructed, and in use procedure, is convenient to change biologic packing material.
The top of hydrolysis acidification pool is provided with effluent weir 1, and effluent weir 1 is positioned at settling section, has water outlet 2 on effluent weir 1.Be coupled between precipitin reaction district and Sludge Bed reaction zone without physical isolation.With further simplified construction, reduce difficulty of construction, reduce installation cost.
Hydrolysis acidification pool is also provided with one for detection of the water quality testing meter of water quality situation of each layer in hydrolysis acidification pool, water quality testing meter be provided with three groups of probes, three groups of probes stretch into respectively in settling section, coupling precipitin reaction district, Sludge Bed reaction zone.Water quality testing meter can detect in hydrolysis acidification pool the water quality of each layer simultaneously, to calculate hydrolysis acidification pool working efficiency, can adjust according to detected result the number of biologic packing material simultaneously.Water quality testing meter is also provided with a microprocessor system, three groups of probes all connect microprocessor system, microprocessor system also connects a wireless communication system, and the water quality result that water quality testing meter draws microprocessor systems analysis by wireless communication system outwards sends.Microprocessor system also connects a GPS station-keeping system, when the water quality result that water quality testing meter draws microprocessor systems analysis by wireless communication system outwards sends, sends the positional information of hydrolysis acidification pool.
More than show and described ultimate principle of the present invention and principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; that in above-described embodiment and specification sheets, describes just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (10)
1. a upflowing coupling hydrolysis acidification pond, comprise a hydrolysis acidification pool, described hydrolysis acidification pool is followed successively by settling section, coupling precipitin reaction district, Sludge Bed reaction zone from top to bottom, in described hydrolysis acidification pool, be provided with an agitator, it is characterized in that, described agitator is submersible agitator, and described submersible agitator is placed in the bottom of described hydrolysis acidification pool, is positioned at described Sludge Bed reaction zone.
2. a kind of upflowing coupling hydrolysis acidification according to claim 1 pond, it is characterized in that: the water outlet of the sewage water inlet pipe of described hydrolysis acidification pool is also placed in the bottom of described hydrolysis acidification pool, be positioned at described Sludge Bed reaction zone, and be not more than 1 meter with the distance of described submersible agitator.
3. a kind of upflowing coupling hydrolysis acidification according to claim 1 pond, is characterized in that: in hydrolysis acidification pool, be also provided with biologic packing material, described biologic packing material is positioned at the middle and upper part of described hydrolysis acidification pool, and on described biologic packing material, growth has anaerobe.
4. a kind of upflowing coupling hydrolysis acidification according to claim 3 pond, it is characterized in that: described biologic packing material is tabular, described flat biologic packing material surface is provided with an anaerobe film, on described anaerobe film, growth has anaerobe, what described flat biologic packing material tilted is placed in described hydrolysis acidification pool, and described anaerobe film is horizontal by an acute angle.
5. a kind of upflowing coupling hydrolysis acidification according to claim 4 pond, is characterized in that: described flat biologic packing material adopts following method to make:
When making 1) in 10000 parts of (weight part) polyolefin resins sections, add wetting ability superpolymer polyethylene alcohol or the polyacrylamide of 500-4500 part, add 300-2000 part polyvinylpyridine salt, add the microorganism growth promotor of 5-500 part, high-speed stirring after mixing, obtains the first fiber after melt-spinning; 2) using ES fiber as the second fiber, get the first fiber and become fabric with the second fibrage, wherein the first fiber and the second fibre weight ratio are 0.667: 1～4: 1; 3) get ab cotton as supatex fabric, using supatex fabric as bottom, fabric is positioned over to supatex fabric alternately laminated, fabric and supatex fabric are fixed together with rope, obtain the duplexer of fabric and supatex fabric; 4) use fluffing pin from fabric one side acupuncture duplexer, the fluffing of the first fiber is set on the surface of supatex fabric; 5) there is no with the temperature heating of 100-170 ℃ the duplexer fluffing, melting the second fiber, makes between the first fiber bondingly mutually, and the first fiber is bonded on supatex fabric.
6. a kind of upflowing coupling hydrolysis acidification according to claim 4 pond, it is characterized in that: in hydrolysis acidification pool, be also provided with biologic packing material anchor, biologic packing material anchor is fixed in hydrolysis acidification pool, and flat biologic packing material is dismountable to be fixed on biologic packing material anchor.
7. a kind of upflowing coupling hydrolysis acidification according to claim 6 pond, it is characterized in that: biologic packing material anchor comprises a plurality of frame-type anchor monomers, one frame-type anchor monomer comprises a top fixed frame, a below fixed frame, removably connect one end of flat biologic packing material of top fixed frame, the removably connect the other end of flat biologic packing material of below fixed frame.
8. a kind of upflowing coupling hydrolysis acidification according to claim 7 pond, it is characterized in that: a plurality of frame-type anchor monomers in a hydrolysis acidification pool are divided into two groups, every group four, be two row two row formulas and arrange, each frame-type anchor monomer is provided with 5-40 flat biologic packing material.
9. according to a kind of upflowing coupling hydrolysis acidification pond described in any one in claim 1-7, it is characterized in that: the top of described hydrolysis acidification pool is provided with effluent weir, described effluent weir is positioned at described settling section, on described effluent weir, has water outlet.
10. according to a kind of upflowing coupling hydrolysis acidification pond described in any one in claim 1-7, it is characterized in that: between described coupling precipitin reaction district and described Sludge Bed reaction zone without physical isolation.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104402114A (en) * | 2014-10-16 | 2015-03-11 | 长业环保集团有限公司 | Sewage hydrolysis acidification treatment apparatus |
| CN114291990A (en) * | 2021-12-30 | 2022-04-08 | 南京大学 | Device for improving hydrolysis acidification effect of excess sludge with high efficiency and low consumption and operation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104402114A (en) * | 2014-10-16 | 2015-03-11 | 长业环保集团有限公司 | Sewage hydrolysis acidification treatment apparatus |
| CN114291990A (en) * | 2021-12-30 | 2022-04-08 | 南京大学 | Device for improving hydrolysis acidification effect of excess sludge with high efficiency and low consumption and operation method thereof |
| CN114291990B (en) * | 2021-12-30 | 2022-12-09 | 南京大学 | Device for improving hydrolysis acidification effect of excess sludge with high efficiency and low consumption and operation method thereof |
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| CN103896396B (en) | 2016-03-30 |
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Address after: 200433, room 1505-1508, Fudan Science and technology building, 11 Guotai Road, Shanghai, Yangpu District Patentee after: Shanghai Hongji environmental Polytron Technologies Inc Address before: 200433, room 5, building B, building 101, 5119 Xiu Shan Road, county town, Chongming, Shanghai, China Patentee before: Shanghai Hongji Environmental Protection Engineering Co.,Ltd. |