CN204727717U - Produce oranges and tangerines can high density pectin wastewater treatment unit - Google Patents
Produce oranges and tangerines can high density pectin wastewater treatment unit Download PDFInfo
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- CN204727717U CN204727717U CN201420851431.4U CN201420851431U CN204727717U CN 204727717 U CN204727717 U CN 204727717U CN 201420851431 U CN201420851431 U CN 201420851431U CN 204727717 U CN204727717 U CN 204727717U
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Abstract
Produce oranges and tangerines can high density pectin wastewater treatment unit.Comprise communicate successively grating tank (1), aerating regulation pond (2), reaction tank (3), overlapping screwed sludge dewatering equipment device (4), hydrolysis acidification pool (5), biological contact oxidation pond (6) and settling tank (7); There are mechanical grille and mechanical type slagging device in described grating tank, are respectively equipped with boring aeration pipe in described aerating regulation pond, hydrolysis acidification pool and biological contact oxidation pond, in described reaction tank, have mechanical stirring mechanism; The middle part of described hydrolysis acidification pool and biological contact oxidation pond is equipped with packing layer, and described settling tank has inclined tube district, settling region, clear water zone and sludge outlet, and the pool wall of clear water zone has outlet.By overlapping screwed sludge dewatering equipment device, solid-liquid separation being carried out to waste water, the latch up phenomenon of high viscosity pectin material can be avoided, separation and the removal effect to containing high density pectin wastewater can being improved.
Description
Technical field
The utility model relates to the high density pectin wastewater treatment unit that a kind of oranges and tangerines can is produced.
Background technology
Oranges and tangerines can processing composite waste is faint yellow, pH slant acidity, containing more orange peel, capsule clothing, channels and collaterals, fruit capsule etc., because the technical process of oranges and tangerines can processing is complicated, the kind of waste water produced is various, mainly comprises high density pectin wastewater (acidleach water, alkali are soaked) and lower concentration pectin wastewater (Xi Guoshui, boiling hot fruit water, distinguish water, alkali bubble post rinsing water, water inspection water, hot-water sterilization function water etc.).Containing a large amount of pectin in high density pectin wastewater, pectin mean concns reaches 4000-5000mg/L, and the COD content in pectin is high, and pectin has very high viscosity, and effectively the pectin removed in waste water is the major measure processing high dense pectin wastewater qualified discharge.The pectin extracted from waste water can be widely used in the fields such as medicine, makeup, weaving and printing and dyeing again after respective handling.
The device of existing process oranges and tangerines can pectin wastewater, comprise communicate successively filter residue pond, equalizing tank, coagulative precipitation tank, air flotation pool, biological reaction tank and sludge sump etc.; Waste water in suspending or flowing into coagulative precipitation tank after levitated state pollutent through grid filtration interception, carries out adjustment oranges and tangerines can pectin wastewater pH, and adds polyacrylamide and milk of lime, stir certain hour, part that can be removed COD by whipping appts
crand SS, mud scraper is established in pond, mud after precipitation enters sludge sump, and waste water then enters air flotation pool, carries out air-flotation process by aerating apparatus, the mud generated in air supporting process enters sludge sump, waste water after air-flotation process enters into biological reaction tank, and adds the ripe thalline of simple mould to biological reaction tank, and the organism in waste water is degraded further, final qualified discharge, has good treatment effect.But because the ripe thalline of the simple mould added in biological reaction tank is a kind of special bacterial classification, spawn culture difficulty is comparatively large, and costly.
Summary of the invention
The purpose of this utility model proposes a kind of production oranges and tangerines can high density pectin wastewater treatment unit, can realize effective process of high density pectin wastewater.
Technical scheme comprises:
Grating tank and aerating regulation pond, grating tank communicates with aerating regulation pond; The mechanical grille of the suspended contaminant such as filtering tangerine peel, tangerine pith is provided with in described grating tank; The first boring aeration pipe is provided with in described aerating regulation pond;
Be provided with reaction tank, overlapping screwed sludge dewatering equipment device, hydrolysis acidification pool, biological contact oxidation pond and settling tank;
Be provided with the first pump in described aerating regulation pond, the entrance of the first pump communicates with aerating regulation pond, and the first pump outlet connects the first pipe fitting, and the exit end of the first pipe fitting communicates with described reaction tank, is provided with mechanical stirring mechanism in reaction tank;
Be provided with the second pipe fitting, the entrance end of the second pipe fitting communicates with described reaction tank, and the exit end of the second pipe fitting communicates with the entrance end of overlapping screwed sludge dewatering equipment device, and described second pipe fitting is provided with the second pump;
Described overlapping screwed sludge dewatering equipment device has wastewater outlet and mud mouth, and the wastewater outlet of overlapping screwed sludge dewatering equipment device communicates with the bottom of described hydrolysis acidification pool;
The middle part of described hydrolysis acidification pool is provided with combined stuffing layer, and the top of hydrolysis acidification pool is communicated with the bottom of biological contact oxidation pond by pipe fitting;
Be provided with the 3rd boring aeration pipe bottom described biological contact oxidation pond, the top of the 3rd boring aeration pipe is provided with combined stuffing layer, and the top of biological contact oxidation pond is communicated with the settling region in settling tank by pipe fitting;
The middle part of described settling tank is provided with inclined tube district, and the below in inclined tube district is described settling region, and sludge outlet is arranged at the bottom of settling tank, is the clear water zone after process, the pool wall being positioned at clear water zone has outlet above inclined tube district.
Further: in described grating tank, be provided with mechanical type slagging device.The second boring aeration pipe is provided with below combined stuffing layer in the middle part of described hydrolysis acidification pool.
The principle process of the utility model process high-concentration waste water is, high-concentration waste water enters grating tank, interception is filtered in suspending or flowing into aerating regulation pond after levitated state pollutent through mechanical grille, by pneumatic blending, waste water is carried out to mixing homogeneous, all measures process, prevent larger particles from precipitating simultaneously, and remove part COD etc., the oxygen of air also provides the condition of existence, the part pollutents such as initial breakdown COD for the microorganism in this pond, after aerating regulation pond regulates the waste water after process to enter reaction tank, by mechanical stirring, mechanism runs, waste water after adding milk of lime and polyacrylamide is stirred, regulate the pH value of high density pectin wastewater on the one hand, reduce the viscosity of high density pectin simultaneously, improve the mobility of high density pectin wastewater, and flocculate, condense containing pectin wastewater, to be conducive to follow-up solid-liquid separation, pectin wastewater through reaction tank process enters overlapping screwed sludge dewatering equipment device and carries out solid-liquid separation, overlapping screwed sludge dewatering equipment device is by the friction of material between shifting ring and set collar ring plate, material is extruded to the frictional force producing promoter action and be greater than inhibition, thus improve the solid-liquid separation effect of material, and avoid high viscosity to contain the latch up phenomenon of pectin material, being discharged by mud mouth containing pectin mud after solid-liquid separation, waste water after solid-liquid separation then enters the bottom of hydrolysis acidification pool, by the pneumatic blending of the second boring aeration pipe, one is that oxygen effect in air can control the DO value of waste water in this pond at about 0.5mg/L, waste water flows from bottom to top and to contact with packing layer, and increase the contact area with sewage, filler is for cultivating microbial film, allow microorganic adhesion at filling surface, increase biomass, the macromolecular substance such as pectin are hydrolyzed in such circumstances, the reactions such as chain rupture, macromole hardly degraded organic substance becomes the organism that small molecules is easily degraded, and improve the biodegradability of waste water, for subsequent wastewater treatment creates better reaction conditions, waste water after hydrolysis acidification pool process enters the bottom of biological contact oxidation pond by the top in this pond, by the pneumatic blending of the 3rd boring aeration pipe, oxygen in air can control the DO value of waste water in contact-oxidation pool for about 2-3mg/L, waste water flows from bottom to top and to contact with combined stuffing layer, filler, for cultivating microbial film, allows microorganic adhesion at filling surface, increases biomass, increase the contact area with sewage, make organism absorb under the new one-tenth metabolism of microorganism, resolve into CO
2and H
2o, thus reach pollutents such as removing COD, BOD, colourity, waste water after biological contact oxidation pond process is entered the bottom of settling tank by pipe fitting by the top of biological contact oxidation pond, waste water carries out mud-water separation through inclined tube, waste water is up to standard after precipitation process, is discharged by the outlet on settling tank top, and mud is discharged by the sludge outlet of settling tank bottom.
That is discharged by overlapping screwed sludge dewatering equipment device in treating processes contains pectin mud, and the mud of being discharged by settling tank, by corresponding treatment unit otherwise processed.
Technique effect of the present utility model:
1, owing to carrying out solid-liquid separation to the waste water after reaction tank process by overlapping screwed sludge dewatering equipment device, overlapping screwed sludge dewatering equipment device is by the friction of material between shifting ring and set collar ring plate, material is extruded to the frictional force producing promoter action and be greater than inhibition, the latch up phenomenon of high viscosity pectin material can be avoided, relative to filter press, belt press filtration, the solid-liquid separation of the components such as Bag filter, solid-liquid separation is carried out by overlapping screwed sludge dewatering equipment device, can improve containing in high density pectin wastewater containing the separation of pectin mud and removal effect, be conducive to the process and the qualified discharge that realize high density pectin wastewater.
2, owing to being provided with the second boring aeration pipe in the bottom of hydrolysis acidification pool, one is the DO value that oxygen effect in air can control waste water in this pond, be conducive to the treatment effect to waste water, two is that air regularly can play fluffing action to packing layer, prevents packing layer from blocking.
3, the utility model is for the characteristic of high density pectin wastewater and processing requirements, is exclusively used in the process of high density pectin wastewater, is conducive to the treatment effect realizing high density pectin wastewater, is conducive to being recycled of pectin further.
Accompanying drawing explanation
Fig. 1 is scenario-frame schematic diagram of the present utility model, and is defined as Figure of abstract.
Embodiment
See accompanying drawing.Comprise grating tank 1 and aerating regulation pond 2, grating tank is communicated with aerating regulation pond by component 1c; The mechanical grille 1a of the suspended contaminant such as filtering tangerine peel, tangerine pith is provided with in described grating tank 1; Be provided with the first boring aeration pipe 2a in described aerating regulation pond 2, pneumatic stirring is carried out to waste water, realize all amount, homogenization treatment.By suspended substances such as mechanical grille 1a filtering tangerine peel, tangerine piths in grating tank 1, mechanical type slagging device 1b is set in grating tank 1 of the present utility model, illustratedly turns round or the mechanical type slagging device of harrow tooth structure for chain type.
Be provided with reaction tank 3, overlapping screwed sludge dewatering equipment device 4, hydrolysis acidification pool 5, biological contact oxidation pond 6 and settling tank 7;
The first pump 2b is provided with in described aerating regulation pond 2, the entrance of the first pump 2b preferably communicates with the bottom in aerating regulation pond 2, the outlet of the first pump 2b connects the first pipe fitting 8, the exit end of the first pipe fitting 8 communicates with reaction tank 3, be provided with mechanical stirring mechanism 3a in reaction tank 3, the waste water after adding milk of lime and polyacrylamide is stirred;
The entrance end being provided with the second pipe fitting 9, second pipe fitting 9 communicates with described reaction tank 3, and the exit end of the second pipe fitting 8 communicates with the entrance end of overlapping screwed sludge dewatering equipment device 4, and described second pipe fitting 9 is provided with the second pump 9a;
Described overlapping screwed sludge dewatering equipment device 4 has wastewater outlet and mud mouth, and the wastewater outlet of overlapping screwed sludge dewatering equipment device 4 communicates with the bottom of described hydrolysis acidification pool 5;
The middle part of described hydrolysis acidification pool 5 is provided with packing layer 5b, and the top of hydrolysis acidification pool 5 is communicated by the bottom of pipe fitting with biological contact oxidation pond 6; In enforcement, the second boring aeration pipe 5a is provided with below the packing layer 5b of described hydrolysis acidification pool 5, the effect of the second boring aeration pipe 5a, one is the DO value that oxygen effect in air can control waste water in this pond, be conducive to the treatment effect to waste water, two is that air regularly can play fluffing action to packing layer, prevents blocking.Described packing layer 5b is the combined stuffing of the materials such as pp or pvc, and combined stuffing profile is multiple, to increase its specific surface area.
Be provided with the 3rd boring aeration pipe 6a bottom described biological contact oxidation pond 6, the top of the 3rd boring aeration pipe 6a is provided with combined stuffing layer 6b, and the top of biological contact oxidation pond 6 is communicated with the settling region 7b in settling tank 7 by pipe fitting; Described packing layer 6b is the combined stuffing of the materials such as pp or pvc, and the filler profile of single-piece is multiple, to increase its surface-area.
The middle part of described settling tank 7 is provided with inclined tube district 7a, and the below of inclined tube district 7a is described settling region 7b, and sludge outlet 7c is arranged at the bottom of settling tank 7, is the clear water zone 7d after process, the pool wall being positioned at clear water zone 7d has outlet 7e above inclined tube district 7a.
Described first boring aeration pipe, the second boring aeration pipe, the 3rd boring aeration pipe provide aeration source of the gas by blower fan.
Various enforcement structure described in this specification sheets embodiment and scope of the present utility model is all belonged to any distressed structure of technical solutions of the utility model.
Claims (3)
1. produce oranges and tangerines can high density pectin wastewater treatment unit,
Comprise:
Grating tank and aerating regulation pond, grating tank communicates with aerating regulation pond, is provided with the mechanical grille of the suspended contaminant such as filtering tangerine peel, tangerine pith, is provided with the first boring aeration pipe in described aerating regulation pond in described grating tank;
It is characterized in that: be provided with reaction tank, overlapping screwed sludge dewatering equipment device, hydrolysis acidification pool, biological contact oxidation pond and settling tank;
Be provided with the first pump in described aerating regulation pond, the entrance of the first pump communicates with described aerating regulation pond, and the first pump outlet connects the first pipe fitting, and the exit end of the first pipe fitting communicates with described reaction tank, is provided with mechanical stirring mechanism in reaction tank;
Be provided with the second pipe fitting, the entrance end of the second pipe fitting communicates with described reaction tank, and the exit end of the second pipe fitting communicates with the entrance end of described overlapping screwed sludge dewatering equipment device, and described second pipe fitting is provided with the second pump;
Described overlapping screwed sludge dewatering equipment device has wastewater outlet and mud mouth, and the wastewater outlet of overlapping screwed sludge dewatering equipment device communicates with the bottom of described hydrolysis acidification pool;
The middle part of described hydrolysis acidification pool is provided with packing layer, and the top of hydrolysis acidification pool is communicated by the bottom of pipe fitting with described biological contact oxidation pond;
Be provided with the 3rd boring aeration pipe bottom described biological contact oxidation pond, the top of the 3rd boring aeration pipe is provided with combined stuffing layer, and the top of biological contact oxidation pond is communicated by the settling region of pipe fitting with described settling tank;
The middle part of described settling tank is provided with inclined tube district, and the below in inclined tube district is described settling region, and sludge outlet is arranged at the bottom of settling tank, is the clear water zone after process, the pool wall being positioned at clear water zone has outlet above inclined tube district.
2., according to production oranges and tangerines can high density pectin wastewater treatment unit according to claim 1, it is characterized in that: in described grating tank (1), be provided with mechanical type slagging device (1b).
3. according to production oranges and tangerines can high density pectin wastewater treatment unit according to claim 2, it is characterized in that: packing layer (5b) below of described hydrolysis acidification pool is provided with the second boring aeration pipe (5a).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420851431.4U CN204727717U (en) | 2014-12-30 | 2014-12-30 | Produce oranges and tangerines can high density pectin wastewater treatment unit |
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| CN201420851431.4U CN204727717U (en) | 2014-12-30 | 2014-12-30 | Produce oranges and tangerines can high density pectin wastewater treatment unit |
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| CN204727717U true CN204727717U (en) | 2015-10-28 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106430829A (en) * | 2016-10-26 | 2017-02-22 | 南宁市桂润环境工程有限公司 | Lead and zinc industrial wastewater treatment device and method |
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2014
- 2014-12-30 CN CN201420851431.4U patent/CN204727717U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106430829A (en) * | 2016-10-26 | 2017-02-22 | 南宁市桂润环境工程有限公司 | Lead and zinc industrial wastewater treatment device and method |
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