CN202625930U - System for treating production sewage of jujube processing industry - Google Patents
System for treating production sewage of jujube processing industry Download PDFInfo
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- CN202625930U CN202625930U CN201220319443.3U CN201220319443U CN202625930U CN 202625930 U CN202625930 U CN 202625930U CN 201220319443 U CN201220319443 U CN 201220319443U CN 202625930 U CN202625930 U CN 202625930U
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- 239000010865 sewage Substances 0.000 title claims abstract description 63
- 238000012545 processing Methods 0.000 title claims abstract description 30
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 240000008866 Ziziphus nummularia Species 0.000 title 1
- 241001247821 Ziziphus Species 0.000 claims abstract description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- 239000010802 sludge Substances 0.000 claims abstract description 26
- 230000001105 regulatory effect Effects 0.000 claims abstract description 7
- 230000007062 hydrolysis Effects 0.000 claims abstract 6
- 238000006460 hydrolysis reaction Methods 0.000 claims abstract 6
- 238000009280 upflow anaerobic sludge blanket technology Methods 0.000 claims description 24
- 238000003860 storage Methods 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 11
- 238000009826 distribution Methods 0.000 claims description 10
- 238000005273 aeration Methods 0.000 claims description 6
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- 238000001514 detection method Methods 0.000 claims 1
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- 238000013461 design Methods 0.000 abstract description 3
- 238000003912 environmental pollution Methods 0.000 abstract 1
- 238000012163 sequencing technique Methods 0.000 abstract 1
- 230000003301 hydrolyzing effect Effects 0.000 description 18
- 239000002699 waste material Substances 0.000 description 9
- 238000006243 chemical reaction Methods 0.000 description 7
- 239000003513 alkali Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 241000196324 Embryophyta Species 0.000 description 4
- 238000005842 biochemical reaction Methods 0.000 description 4
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- 230000009931 harmful effect Effects 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
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- 230000002588 toxic effect Effects 0.000 description 3
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- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
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- 231100000719 pollutant Toxicity 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- 208000005156 Dehydration Diseases 0.000 description 1
- 244000126002 Ziziphus vulgaris Species 0.000 description 1
- 235000008529 Ziziphus vulgaris Nutrition 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
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- 238000005406 washing Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The utility model discloses a system for treating the production sewage of a jujube processing industry. The system comprises a hydrolysis regulating tank (2) and an upflow anaerobic sludge blanket (UASB) reactor (8) connected with the hydrolysis regulating tank (2) through a sewage pipeline. The UASB reactor (8) is connected with an intermediate tank (12) through a sewage pipeline. The intermediate tank (12) is connected with a sequencing batch reactor (SBR) (15) through a sewage pipe. The SBR (15) is connected with a clean water tank (18) through a sewage pipeline. The system special for treating the production sewage of the jujube processing industry is economical and applicable; an anaerobic treatment system is combined with an aerobic treatment system, so that environmental pollutions caused by the sewage are reduced; and according to the design of the sewage treatment system, once lifting mode is adopted, gravitational flow between each subsequent treatment unit is realized, and a few power systems are arranged, so that the running cost of the sewage treatment system is lowered.
Description
Technical field
The utility model relates to sewage treatment area, is specially a kind of system that jujube processing industry production waste is handled that is specifically designed to.
Technical background
Jujube tree is one of important fruit tree of China, originates in the Huanghe valley, and the cultivation history in more than 3000 year has been arranged, and is the important economic forest seeds of China.The nutrition of red date is abundant especially, not only contains abundant energy substance and mineral element, but also contains abundant medicinal substance, and is healthy nuisanceless, is first-class nourishing food, in people's life, occupies an important position.In addition, bright jujube also contains abundant VITAMINs, is called " Ascorbyl C pill of living " by people.
The jujube processing industry has long history in China, as fire-dried stoned dates, candied date, smoked jujube, jujube paste, stoning jujube, red date do, red date powder, jujube sheet etc.In recent years, China also generally carries out the jujube processing industry in each jujube producing region, and existing a large amount of jujube converted products squeezes into the market.
Jujube processing industry producer can produce large amount of sewage in process of production at present, such as the production waste of washing links such as jujube and the processing of jujube product, the sewer of equipment and ground rinse water, cooling system etc.Jujube processing industry sewage all was to discharge after the simple process in the past, even did not handle directly discharging.These sewage with the water ecological setting in basin, severe contamination this area and downstream, influence local resident's work and life as directly entering the river without effectively handling.With the jujube sheet is example, and the technical process of jujube sheet processing is following:
Raw material screening → cleaning → stoning → boiling → making beating → colloidal mill → batching → vacuum concentration → scraping blade → drying → sheet → redrying → section → packing → check → warehouse-in → finished product.Wherein raw material cleaning, equipment and ground cleaning and making beating, vacuum concentration all can produce sewage, mainly contain silt, jujube leaf, little jujube branch, organism.
The different Production Line quantity of wastewater effluent of jujube processing industry are different, and the water yield fluctuates very big in time.And the sewage pollution substrate concentration is higher, COD generally more than 2000mg/L, the production line that has even reached several ten thousand mg/L, average COD has also reached more than the 3000mg/L; Comparatively speaking, BOD
5Lower, generally below 1500mg/L.In addition, the pH of jujube processing industry sewage between 4.0 ~ 5.0, slant acidity.There is not at present a kind of Sewage treatment systems that is directed to the jujube processing industry specially yet.
Summary of the invention
In order to overcome above-mentioned deficiency of the prior art; The invention provides a kind of economic and practical, be specifically designed to the system that handles jujube processing industry production waste; System for anaerobic treatment and aerobic treatment system are combined, reduce the running cost of Sewage treatment systems, reduce the pollution of sewage environment.
The purpose of the utility model is achieved in that
A kind of system that is used to handle jujube processing industry production waste; It is characterized in that: comprise hydrolyzing regulation pond 2; And the UASB reactor drum 8 that is connected with hydrolyzing regulation pond 2 through sewer line; UASB reactor drum 8 connects tundish 12 through sewer line, and tundish 12 connect sbr reactor device 15 through waste pipe, and sbr reactor device 15 connects clean water basin 18 through sewer line;
The water inlet of described hydrolyzing regulation pond 2 is provided with grid 1, and supporting alkali lye throwing device 6, the pH automatic checkout system 7 of being provided with is provided with the preaerator 4 and first sewage pump 3 that are connected through air line with first gas blower 5 at the bottom of the pond;
The bottom of described UASB reactor drum 8 be provided with from hydrolyzing regulation pond 2 to the water-distributing device 9 that is connected of sewer line, the top of UASB reactor drum 8 also is provided with gas-solid-liquid triphase separator 10, and the water-sealed tank 11 that is positioned at UASB reactor drum 8 tops;
Be provided with in the described tundish 12 with second gas blower 14 and be connected with sbr reactor device 15 through air line simultaneously through distribution device 13, the second gas blowers 14 that air line is connected;
The bottom of described sbr reactor device 15 is provided with aerating apparatus 16, and the water outlet place is provided with strains hydrophone 17;
Described UASB reactor drum 8 is connected with mud storage pool 19 through sludge pipe with sbr reactor device 15, and the bottom of mud storage pool 19 is provided with the second mud lift pump 21, and mud storage pool 19 has sludge concentration and dewatering all-in-one 20 through pipe connection.
Positive beneficial effect:The utility model be a kind of economic and practical, be specifically designed to the system that jujube processing industry production waste is handled; System for anaerobic treatment and aerobic treatment system are combined,, reduce the pollution of sewage to environment; The Sewage treatment systems design is adopted once and is promoted; Flow automatically between follow-up each processing unit, power system is provided with few, has reduced the running cost of Sewage treatment systems.
Description of drawings
The system architecture synoptic diagram of Fig. 1 the utility model
Among the figure: grid 1, hydrolyzing regulation pond 2, first sewage pump 3, preaerator 4, first gas blower 5, alkali lye throwing device 6, pH automatic monitoring system 7, UASB reactor drum 8, water-distributing device 9, gas-solid-liquid triphase separator 10, water-sealed tank 11, tundish 12, distribution device 13, second gas blower 14, sbr reactor device 15, aerating apparatus 16, strain hydrophone 17, clean water basin 18, mud storage pool 19, sludge concentration and dewatering all-in-one 20, the second mud lift pump 21.
Embodiment
Below in conjunction with accompanying drawing, the utility model is done further explanation:
As shown in Figure 1; A kind of system that is used to handle jujube processing industry production waste; It is characterized in that: comprise hydrolyzing regulation pond 2, and pass through the UASB reactor drum 8 that sewer line is connected with hydrolyzing regulation pond 2, UASB reactor drum 8 connects tundish 12 through sewer line; Tundish 12 connect sbr reactor device 15 through waste pipe, and sbr reactor device 15 connects clean water basin 18 through sewer line;
The water inlet place of described hydrolyzing regulation pond 2 is provided with grid 1, and supporting alkali lye throwing device 6, the pH automatic checkout system 7 of being provided with is provided with the preaerator 4 and first sewage pump 3 that are connected through air line with first gas blower 5 at the bottom of the pond;
The bottom of described UASB reactor drum 8 be provided with from hydrolyzing regulation pond 2 to the water-distributing device 9 that is connected of sewer line, the top of UASB reactor drum 8 also is provided with gas-solid-liquid triphase separator 10, and the water-sealed tank 11 that is positioned at UASB reactor drum 8 tops;
Be provided with in the described tundish 12 with second gas blower 14 and be connected with sbr reactor device 15 through air line simultaneously through distribution device 13, the second gas blowers 14 that air line is connected;
The bottom of described sbr reactor device 15 is provided with aerating apparatus 16, and the water outlet place is provided with strains hydrophone 17;
Described UASB reactor drum 8 also is connected with mud storage pool 19 through pipeline with sbr reactor device 15, and the bottom of mud storage pool 19 is provided with the second mud lift pump 21, and mud storage pool 19 has sludge concentration and dewatering all-in-one 20 through pipe connection.
Said grid 1 is in order to tackle swimmer bigger in the water and suspended substance, to prevent to stop up follow-up sewage pump, pipeline valve treatment facility, guaranteeing the normal operation of sewage treatment facility.
Add a small amount of active sludge in the said hydrolyzing regulation pond 2; Play certain acidication effect; The larger molecular organics of difficult degradation in the sewage is decomposed into the small organic molecule that is prone to degraded, and plays certain biological flocculation, to reduce the Pollutant Treatment load of subsequent technique; Establish preaerator 4 at the bottom of the pond, muddy water is mixed, effectively prevent sludgd deposition.
Said UASB reactor drum 8 is a kind of efficient anaerobe reactors, mainly is made up of water inlet water distribution system, reaction zone, gas-solid-liquid triphase separator 10, outlet system and sludge drainage system.Water distribution system will be intake and will be assigned to UASB reactor drum 8 bottoms equably; Organism in the water inlet fully contacts with the granule sludge of the interior high density of Sludge Bed; The biogas that reaction produces and the sewage of rising stir sludge blanket together; The part granule sludge moves upward with air-flow and current and forms suspended sludge area, and remaining organism obtains degraded further at this.Gas-solid-liquid triphase separator 10 is made up of settling region, collection chamber and sealing gland, and its function is to separate the sewage after biogas, granule sludge and the processing.The separated back of biogas gets into collection chamber, discharge system.The mixed solution of mikrobe and sewage carries out solid-liquid separation in the settling region, the mud of sinking relies on gravity to return reaction zone.It is evenly to collect the primary water of settling region liquid level, discharge outside the UASB reactor drum 8 that outlet system mainly acts on.
Said tundish 12 are used for the H that the stripping anaerobic system produces
2S and other toxic and harmfuls.Be provided with distribution device 13 at tundish 12, use the gas blower aeration, the toxic and harmful stripping that produces owing to anaerobism in the sewage is come out, in order to avoid influence follow-up aerobic biochemical reaction.
Said sbr reactor device 15 is a kind of active sludge sewage disposal technologies that move by the intermittent aeration mode; Different with traditional waste water treatment process; The operating method of the alternative space segmentation of operating method that the SBR technology employing time is cut apart; Astable biochemical reaction substitutes the stable state biochemical reaction, and ideal staticly settles and substitutes the conventional dynamic deposition; Its principal character is the orderly and periodical operation in operation, and the core of SBR technology is a sbr reactor device 15, integrates homogenizing, biological degradation, sludge settling function, need not the mud return-flow system.Its ideal plug-flow process increases the biochemical reaction impellent, and efficient improves, anaerobism, the aerobic alternating state that is in the pond; Good purification, stable, the ST is short; Anti impulsion load; Sewage after the processing of delay is arranged in the pond, and water inlet has dilution, shock absorption, the impact of effectively resisting organic dirt to reaction tank.Treatment facility is few, and main equipment has only a sequence batch (batch reactor, and simple structure is convenient to the operation and maintenance management.
Said clean water basin 18 are used to store reuse water, with pouring plant area flowers, plants and trees, towards spilling road or discharging.
Said sludge treating system comprises mud storage pool 19 sludge concentration and dewatering all-in-ones 20, is to be pressed into mud cake outward transport with sludge concentration and dewatering all-in-one 20 to dispose, and pressing filtering liquid is disposed to and gets into native system in the hydrolyzing regulation pond and handle again; The Sewage treatment systems design is adopted once and is promoted, and flows automatically between follow-up each processing unit, and power system is provided with few, and working cost is low.
Embodiment 1
Certain jujube is already processed the sewage works sewage quantity 1440m of ltd
3/ d, influent quality COD3500mg/L, BOD
51200mg/L, SS200mg/L, pH4.5 ~ 5.0.
Elder generation was through grid 1 before sewage got into hydrolyzing regulation pond 2, and rubbish, foreign material in the interception sewage are to guarantee the follow-up equipment operation normally.
Hydrolyzing regulation pond 2 useful volume 480m
3, three sewage pumps 3 (dual-purpose be equipped with), a cover preaerator 4, two gas blowers 5 (the using and the reserved), alkali lye throwing device 6 and pH automatic monitoring system 7 be equipped with.The major function of hydrolyzing regulation pond is regulating pondage, water quality and acidication effect.For guaranteeing the normal operation of follow-up biochemical treatment, pH automatic monitoring system 7 is equipped with, can monitor in real time the pH value of sewage in the hydrolyzing regulation pond, add alkali lye furnishing neutrality through the alkali lye throwing device then.
Be equipped with a cover preaerator 4 in the hydrolyzing regulation pond 2, stir, be equipped with sewage pump 3 in the hydrolyzing regulation pond simultaneously through air preaeration;
UASB reactor drum 8 volumetric loading 5kgCOD/m
3D, useful volume is 1200m
3Water-distributing device 9 gets in the UASB reaction tanks 8, through reaction zone through gas-solid-liquid triphase separator 10 entering settling regions.The separated back of biogas gets into collection chamber, is discharged in the air through water-sealed tank 11.Do not establish whipping device in addition in the reactor drum, the air-flow that ascending current and biogas produce can satisfy the stirring requirement completely, and simple structure is convenient to the operation operation;
Sewage from flowing into tundish 12, is provided with distribution device 13 through water leg in the tundish, an end of distribution device 13 links to each other with second gas blower 14, and 14 pairs of sewage of second gas blower carry out even gas distribution, and stripping goes out H
2The S toxic and harmful is to satisfy follow-up aerobic reaction;
Sewage gets into sbr reactor device 15, the sludge loading 0.1kgBOD of sbr reactor device 15 then
5/ kgMLSSd, sludge concentration 4000mg/L.Sbr reactor device 15 is evenly distributed with aerating apparatus 16 at the bottom of being equipped with a cover pontoon type decanting device 17 and pond; Sbr reactor device 15 is taked unlimited aeration, flooding time 4h, aeration time 6h, ST 1h, strains water time 1h, and last supernatant enters clean water basin 18, reuse or discharging through straining hydrophone.
Wherein the excess sludge of UASB reactor drum 8 and sbr reactor device 15 enters mud storage pool 19, is compressed into the mud cake outward transport through 20 dehydrations of sludge concentration and dewatering all-in-one and handles, and pressing filtering liquid is disposed to hydrolyzing regulation pond 2, gets into this Sewage treatment systems again.
Meet (GB18918-2002) middle one-level B emission standard of country's " urban wastewater treatment firm pollutant emission standard " through the water outlet after the above-mentioned Sewage treatment systems, effluent quality is after promptly handling: COD≤60mg/L, BOD
5≤20mg/L, SS≤20mg/L.Water in the clean water basin 18 can carry out reuse, such as the flowers and plants of pouring plant area.
Above-mentioned Sewage treatment systems is not only applicable to jujube processing industry sewage, is applicable to other food-processing industry sewage of similar characteristics yet.
Above embodiment only is used to explain the preferred implementation of the utility model; But the utility model is not limited to above-mentioned embodiment; In the ken that said field those of ordinary skill is possessed; Any modification of being done within spirit of the utility model and the principle, be equal to and substitute and improvement etc., it all should be encompassed within the technical scheme scope that the utility model asks for protection.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220319443.3U CN202625930U (en) | 2012-07-04 | 2012-07-04 | System for treating production sewage of jujube processing industry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220319443.3U CN202625930U (en) | 2012-07-04 | 2012-07-04 | System for treating production sewage of jujube processing industry |
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| Publication Number | Publication Date |
|---|---|
| CN202625930U true CN202625930U (en) | 2012-12-26 |
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ID=47379150
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220319443.3U Expired - Fee Related CN202625930U (en) | 2012-07-04 | 2012-07-04 | System for treating production sewage of jujube processing industry |
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| Country | Link |
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| CN (1) | CN202625930U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102718319A (en) * | 2012-07-04 | 2012-10-10 | 河南省正大环境科技咨询工程有限公司 | Device for treating production wastewater of jujube processing industry and treatment process thereof |
| CN110156261A (en) * | 2019-05-27 | 2019-08-23 | 江西晏清环境科技有限公司 | A kind of purification process of dispersant type domestic wastewater purification system |
-
2012
- 2012-07-04 CN CN201220319443.3U patent/CN202625930U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102718319A (en) * | 2012-07-04 | 2012-10-10 | 河南省正大环境科技咨询工程有限公司 | Device for treating production wastewater of jujube processing industry and treatment process thereof |
| CN102718319B (en) * | 2012-07-04 | 2014-07-16 | 河南省正大环境科技咨询工程有限公司 | Device for treating production wastewater of jujube processing industry and treatment process thereof |
| CN110156261A (en) * | 2019-05-27 | 2019-08-23 | 江西晏清环境科技有限公司 | A kind of purification process of dispersant type domestic wastewater purification system |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121226 Termination date: 20140704 |
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| EXPY | Termination of patent right or utility model |