CN204874212U - A recovery plant for high enriched phenol wastewater - Google Patents
A recovery plant for high enriched phenol wastewater Download PDFInfo
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- CN204874212U CN204874212U CN201520642792.2U CN201520642792U CN204874212U CN 204874212 U CN204874212 U CN 204874212U CN 201520642792 U CN201520642792 U CN 201520642792U CN 204874212 U CN204874212 U CN 204874212U
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Abstract
The utility model discloses a recovery plant for high enriched phenol wastewater, synthesize jar, preliminary treatment one -level BAF pond, preliminary treatment second grade BAF pond and outlet water pool including catalytic oxidation pool, oxidation stability pond, the biochemical BAF pond in back, clean water basin, dilution, an ozone generator is connected to inside the catalytic oxidation pool through gas pipeline, the clean water basin is provided with inlet opening, apopore, the inlet opening of clean water basin passes through back end transmission pipeline with the biochemical BAF pond in back and is connected, the clean water basin is connected to a backwash pump one end, this backwash pump other end is connected to catalytic oxidation pool, the biochemical BAF pond in back through back end backflow pipeline inside, catalytic oxidation pool fills with the fixed bed form has ozone catalytic particle, it is provided with charge door and agitator to dilute comprehensive jar, the jar is synthesized in the dilution, outlet water pool is connected to sewer pipe through emptying pipeline, the last valve of installing of emptying pipeline. The utility model discloses the biochemistry nature of using water improves to high -efficient degradation organic pollutant's purpose is gained, the high enriched phenol advanced waste treatment of containing under the low cost can be realized.
Description
Technical field
The utility model relates to a kind of recovery system for the dense phenolic wastewater of height, belongs to technical field of waste water processing.
Background technology
At present, the treatment process for phenolic wastewater mainly contains extraction process, absorption method, chemical oxidization method, biochemical treatment process etc.Extraction process energy consumption is high, extraction agent easily occurs and residues in follow-up waste water, affect follow-up treating processes; Absorption method is simple to operate, be suitable for containing the lower waste water of phenol amount, but equipment one-time investment is comparatively large, and adsorbent reactivation difficulty; Though chemical method can be oxidized except phenol, direct oxidation working cost is higher.
Summary of the invention
The utility model object is to provide a kind of recovery system for the dense phenolic wastewater of height, this recovery system being used for high dense phenolic wastewater makes the biochemical of water outlet improve, and obtain the object of efficient degradation organic pollutant, the dense phenolic wastewater advanced treatment of height under low cost can be realized.
For achieving the above object, the technical solution adopted in the utility model is: a kind of recovery system for the dense phenolic wastewater of height, comprise catalyzed oxidation pond, oxidation-stabilized pond, rear biochemical BAF pond, clean water basin, dilute comprehensive tank, pretreated primary BAF pond, pre-treatment secondary BAF pond and outlet sump, the comprehensive tank of described dilution, pretreated primary BAF pond, pre-treatment secondary BAF pond is connected by leading portion transfer conduit successively with outlet sump, described catalyzed oxidation pond, oxidation-stabilized pond, rear biochemical BAF pond is connected by back segment transfer conduit successively with clean water basin, it is inner that described outlet sump and catalyzed oxidation pond are connected to catalyzed oxidation pond by inlet channel,
It is inner that one ozonizer is connected to catalyzed oxidation pond by gas pipeline, described clean water basin are provided with prosopyle, posticum, the prosopyle of described clean water basin is connected by back segment transfer conduit with rear biochemical BAF pond, described clean water basin are connected to a backwashing pump one end, it is inner that this backwashing pump the other end is connected to catalyzed oxidation pond, rear biochemical BAF pond by back segment reflux line, described catalyzed oxidation pond is filled with ozone catalytic particle with fixed bed form, and the comprehensive tank of described dilution is provided with charging opening and agitator; The comprehensive tank of described dilution, outlet sump are connected to sewer line by emptying pipe, and described emptying pipe is provided with valve.
The technical scheme improved further in technique scheme is as follows:
As preferably, a dividing plate is provided with vertically in described catalyzed oxidation pond, thus catalyzed oxidation pond is divided into left and right chamber, described catalyzed oxidation pond lower horizontal is provided with a sieve plate, the lower end of this dividing plate is installed to the upper surface of sieve plate, and described ozone catalytic particle to be positioned at above sieve plate and to be positioned at dividing plate both sides.
As preferably, also comprise the backwash settling tank, leading portion supernatant liquid pool and the pre-treatment backwashing pump that connect successively, described backwash settling tank is connected to pretreated primary BAF pond, pre-treatment secondary BAF pond by the first pipeline, second pipe, and described pre-treatment backwashing pump is connected to pretreated primary BAF pond, pre-treatment secondary BAF pond by leading portion reflux line.
As preferably, described ozonizer is connected to the bottom in catalyzed oxidation pond by gas pipeline.
As preferably, described valve is magnetic valve.
Because technique scheme is used, the utility model compared with prior art has following advantages and effect:
The utility model is used for the recovery system of high dense phenolic wastewater, macromole hardly degraded organic substance is oxidized to the easy biochemical organism of small molecules by it, and then the biochemical of water outlet is improved, by rear biochemical internal recycle BAF system, mineralising is carried out to the organism in water again, improve high saliferous phenolic wastewater advanced treatment effect; Secondly, improve the tolerance to high saliferous phenolic wastewater, make in the catalytic oxidation treatment process to saline sewage, the hydroxyl radical free radical that catalyst ozone generation is active, keeps good effect to the removal of waste water COD, decolouring, de-stench, degraded toxic pollutant and the biodegradability that improves waste water.
Accompanying drawing explanation
Accompanying drawing 1 is for the utility model is for the recovery system structural representation of high dense phenolic wastewater;
Accompanying drawing 2 is the local structure schematic diagram of accompanying drawing 1.
In above accompanying drawing: 1, catalyzed oxidation pond; 2, oxidation-stabilized pond; 3, rear biochemical BAF pond; 4, clean water basin; 41, prosopyle; 42, posticum; 51, leading portion transfer conduit; 52, back segment transfer conduit; 6, lift pump; 7, inlet channel; 8, ozonizer; 9, gas pipeline; 10, back segment reflux line; 11, backwashing pump; 12, ozone catalytic particle; 15, pretreated primary BAF pond; 16, pre-treatment secondary BAF pond; 17, outlet sump; 18, comprehensive tank is diluted; 181, charging opening; 182, agitator; 19, backwash settling tank; 201, the first pipeline; 202, backwash settling tank; 21, leading portion supernatant liquid pool; 22, pre-treatment backwashing pump; 23, leading portion reflux line; 24, emptying pipe; 25, sewer line; 26, valve.
Embodiment
Below in conjunction with embodiment, the utility model is further described:
Embodiment: a kind of recovery system for the dense phenolic wastewater of height, comprise catalyzed oxidation pond 1, oxidation-stabilized pond 2, rear biochemical BAF pond 3, clean water basin 4, dilute comprehensive tank 18, pretreated primary BAF pond 15, pre-treatment secondary BAF pond 16 and outlet sump 17, the comprehensive tank 18 of described dilution, pretreated primary BAF pond 15, pre-treatment secondary BAF pond 16 are connected by leading portion transfer conduit 51 successively with outlet sump 17
Described catalyzed oxidation pond 1, oxidation-stabilized pond 2, rear biochemical BAF pond 3 are connected by back segment transfer conduit 52 successively with clean water basin 4, and it is inner that described outlet sump 17 and catalyzed oxidation pond 1 are connected to catalyzed oxidation pond 1 by inlet channel 7,
It is inner that one ozonizer 8 is connected to catalyzed oxidation pond 1 by gas pipeline 9, described clean water basin 4 are provided with prosopyle 41, posticum 42, the prosopyle 41 of described clean water basin 4 is connected by back segment transfer conduit 52 with rear biochemical BAF pond 3, described clean water basin 4 are connected to backwashing pump 11 one end, it is inner that this backwashing pump 11 the other end is connected to catalyzed oxidation pond 1, rear biochemical BAF pond 3 by back segment reflux line 10, described catalyzed oxidation pond 1 is filled with ozone catalytic particle 12 with fixed bed form, and the comprehensive tank 18 of described dilution is provided with charging opening 181 and agitator 182; The comprehensive tank 18 of described dilution, outlet sump 17 are connected to sewer line 25 by emptying pipe 24, and described emptying pipe 24 is provided with valve 26, and this valve 26 is magnetic valve.
A dividing plate 13 is provided with vertically in above-mentioned catalyzed oxidation pond 1, thus catalyzed oxidation pond is divided into left and right chamber, described catalyzed oxidation pond 1 lower horizontal is provided with a sieve plate 14, the lower end of this dividing plate 13 is installed to the upper surface of sieve plate 14, and described ozone catalytic particle 12 to be positioned at above sieve plate 14 and to be positioned at dividing plate 13 both sides.
Also comprise the backwash settling tank 19, leading portion supernatant liquid pool 21 and the pre-treatment backwashing pump 22 that connect successively, described backwash settling tank 19 is connected to pretreated primary BAF pond 15, pre-treatment secondary BAF pond 16 by the first pipeline 201, second pipe 201, and described pre-treatment backwashing pump 22 is connected to pretreated primary BAF pond 15, pre-treatment secondary BAF pond 16 by leading portion reflux line 23.
Above-mentioned ozonizer 8 is connected to the bottom in catalyzed oxidation pond 1 by gas pipeline 9.
The utility model is used for the recovery system of high dense phenolic wastewater, and working process is as follows, comprises the steps:
(1) high saliferous phenolic wastewater squeezes into internal recycle BAF system by pump, and sewage promotes along aeration tube, then through biological bed, forms cycling stream.The flow velocity of packing layer inside reaches 20 ~ 30m/h, improve the mass transfer velocity between microbial film and aqueous phase, improve treatment efficiency and the impact resistance of reactor, the air water short circuit phenomenon simultaneously preventing the channel directly formed packing layer aeration to cause occurs.By pretreated BAF system can degrade by biochemical component to high saliferous phenolic wastewater, thus reduce bio-chemical effluent COD;
(2) biochemical pre-treatment water outlet gravity flow enters catalytic ozonation, rear biochemical internal recycle BAF coupling technique treatment system, first this system utilizes ozone to carry out catalytic oxidation, utilize ozone oxidation part refractory organic, make larger molecular organics be oxidized to small organic molecule, the biodegradability of pre-treatment water outlet can be improved simultaneously;
(3) catalytic ozonation water outlet enters rear biochemical internal recycle BAF advanced treatment system, and this biochemical reaction tank utilizes the mushroom of domestication to carry out biological degradation to the small organic molecule of ozone oxidation water outlet, and water outlet COD is reduced further.
Above-described embodiment, only for technical conceive of the present utility model and feature are described, its object is to person skilled in the art can be understood content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalences done according to the utility model spirit change or modify, and all should be encompassed within protection domain of the present utility model.
Claims (5)
1. the recovery system for the dense phenolic wastewater of height, it is characterized in that: comprise catalyzed oxidation pond (1), oxidation-stabilized pond (2), rear biochemical BAF pond (3), clean water basin (4), dilute comprehensive tank (18), pretreated primary BAF pond (15), pre-treatment secondary BAF pond (16) and outlet sump (17), the comprehensive tank of described dilution (18), pretreated primary BAF pond (15), pre-treatment secondary BAF pond (16) and outlet sump (17) are connected by leading portion transfer conduit (51) successively;
Described catalyzed oxidation pond (1), oxidation-stabilized pond (2), rear biochemical BAF pond (3) and clean water basin (4) are connected by back segment transfer conduit (52) successively, and it is inner that described outlet sump (17) and catalyzed oxidation pond (1) are connected to catalyzed oxidation pond (1) by inlet channel (7);
It is inner that one ozonizer (8) is connected to catalyzed oxidation pond (1) by gas pipeline (9), described clean water basin (4) are provided with prosopyle (41), posticum (42), the prosopyle (41) of described clean water basin (4) is connected by back segment transfer conduit (52) with rear biochemical BAF pond (3), described clean water basin (4) are connected to a backwashing pump (11) one end, this backwashing pump (11) the other end is connected to catalyzed oxidation pond (1) by back segment reflux line (10), rear biochemical BAF pond (3) is inner, described catalyzed oxidation pond (1) is filled with ozone catalytic particle (12) with fixed bed form, the comprehensive tank of described dilution (18) is provided with charging opening (181) and agitator (182), the comprehensive tank of described dilution (18), outlet sump (17) are connected to sewer line (25) by emptying pipe (24), described emptying pipe (24) are provided with valve (26).
2. the recovery system for the dense phenolic wastewater of height according to claim 1, it is characterized in that: in described catalyzed oxidation pond (1), be provided with a dividing plate (13) vertically, thus catalyzed oxidation pond is divided into left and right chamber, described catalyzed oxidation pond (1) lower horizontal is provided with a sieve plate (14), the lower end of this dividing plate (13) is installed to the upper surface of sieve plate (14), and described ozone catalytic particle (12) is positioned at sieve plate (14) top and is positioned at dividing plate (13) both sides.
3. the recovery system for the dense phenolic wastewater of height according to claim 1, it is characterized in that: also comprise the backwash settling tank (19), leading portion supernatant liquid pool (21) and the pre-treatment backwashing pump (22) that connect successively, described backwash settling tank (19) is connected to pretreated primary BAF pond (15), pre-treatment secondary BAF pond (16) by the first pipeline (201), second pipe (201), and described pre-treatment backwashing pump (22) is connected to pretreated primary BAF pond (15), pre-treatment secondary BAF pond (16) by leading portion reflux line (23).
4. the recovery system for the dense phenolic wastewater of height according to claim 1, is characterized in that: described ozonizer (8) is connected to the bottom of catalyzed oxidation pond (1) by gas pipeline (9).
5. the recovery system for the dense phenolic wastewater of height according to claim 1, is characterized in that: described valve (26) is magnetic valve.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520642792.2U CN204874212U (en) | 2015-08-24 | 2015-08-24 | A recovery plant for high enriched phenol wastewater |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520642792.2U CN204874212U (en) | 2015-08-24 | 2015-08-24 | A recovery plant for high enriched phenol wastewater |
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| CN204874212U true CN204874212U (en) | 2015-12-16 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107758986A (en) * | 2016-08-17 | 2018-03-06 | 苏州科环环保科技有限公司 | Ammonia nitrogen waste water processing system |
| CN107758996A (en) * | 2016-08-17 | 2018-03-06 | 苏州科环环保科技有限公司 | High-salt wastewater discharge treating system |
| CN107758988A (en) * | 2016-08-17 | 2018-03-06 | 苏州科环环保科技有限公司 | The qualified discharge processing system of highly concentrated phenol-containing wastewater |
| CN107758999A (en) * | 2016-08-17 | 2018-03-06 | 苏州科环环保科技有限公司 | Cleaning system for organic ammonia nitrogen waste water |
| CN107758983A (en) * | 2016-08-17 | 2018-03-06 | 苏州科环环保科技有限公司 | Organic wastewater treating system |
| CN107759004A (en) * | 2016-08-17 | 2018-03-06 | 苏州科环环保科技有限公司 | For high salt ammonia nitrogen sewage treatment equipment |
-
2015
- 2015-08-24 CN CN201520642792.2U patent/CN204874212U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107758986A (en) * | 2016-08-17 | 2018-03-06 | 苏州科环环保科技有限公司 | Ammonia nitrogen waste water processing system |
| CN107758996A (en) * | 2016-08-17 | 2018-03-06 | 苏州科环环保科技有限公司 | High-salt wastewater discharge treating system |
| CN107758988A (en) * | 2016-08-17 | 2018-03-06 | 苏州科环环保科技有限公司 | The qualified discharge processing system of highly concentrated phenol-containing wastewater |
| CN107758999A (en) * | 2016-08-17 | 2018-03-06 | 苏州科环环保科技有限公司 | Cleaning system for organic ammonia nitrogen waste water |
| CN107758983A (en) * | 2016-08-17 | 2018-03-06 | 苏州科环环保科技有限公司 | Organic wastewater treating system |
| CN107759004A (en) * | 2016-08-17 | 2018-03-06 | 苏州科环环保科技有限公司 | For high salt ammonia nitrogen sewage treatment equipment |
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