CN207091225U - A kind of biochemical treatment facility suitable for small sewage treatment plant - Google Patents
A kind of biochemical treatment facility suitable for small sewage treatment plant Download PDFInfo
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- CN207091225U CN207091225U CN201720635731.2U CN201720635731U CN207091225U CN 207091225 U CN207091225 U CN 207091225U CN 201720635731 U CN201720635731 U CN 201720635731U CN 207091225 U CN207091225 U CN 207091225U
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Abstract
The utility model discloses a kind of biochemical treatment facility suitable for small sewage treatment plant, including treatment tank, the treatment tank has anoxic zone and aerobic zone, partition wall is set between the anoxic zone and aerobic zone, the partition wall sets water hole, and mixed flow liquid current return circuit is set between the anoxic zone and aerobic zone；The anoxic zone side sets water inlet and returned sludge mouth, and the anoxic zone sets diving mixer close to the position of bottom；The aerobic zone side sets separator for mud and water, separator for mud and water water inlet, mud discharging mouth and effluent trough are set at the separator for mud and water, and the aerobic zone bottom sets micro-hole aerator, the micro-hole aerator is connected to compressed air, and the aerobic zone bottom sets mud discharging mouth；The returned sludge mouth is connected to mud discharging mouth.The facility wastewater treatment efficiency is preferable.
Description
Technical field
A kind of sewage treatment facility is the utility model is related to, more particularly, to a kind of life suitable for small sewage treatment plant
Change treatment facility.
Background technology
At present, small sewage treatment plant typically carries out sewage disposal, biochemical treatment unit using traditional activated sewage method
It is separately provided with mud-water separation unit, floor space is big, and construction cost is high, is unfavorable for increasing economic efficiency.
Therefore, those skilled in the art propose a kind of compact-sized, efficient integrated biochemical processing process of processing, with solution
The problem of being proposed in certainly above-mentioned background technology.
Utility model content
The purpose of this utility model is exactly to solve the above problems, there is provided a kind of compact-sized, processing is efficiently applicable
In the biochemical treatment facility of small sewage treatment plant.
To achieve these goals, the utility model adopts the following technical scheme that：One kind is applied to small sewage treatment plant
Biochemical treatment facility, including treatment tank, the treatment tank has an anoxic zone and aerobic zone, the anoxic zone with it is good
Partition wall is set between oxygen area, and the partition wall sets water hole, and mixed flow liquid current return circuit is set between the anoxic zone and aerobic zone；
The anoxic zone side sets water inlet and returned sludge mouth, and the anoxic zone sets diving close to the position of bottom
Mixer；
The aerobic zone side sets separator for mud and water, and separator for mud and water water inlet, row are set at the separator for mud and water
Mud mouth and effluent trough, the aerobic zone bottom set micro-hole aerator, and the micro-hole aerator is connected to compressed air, described good
Oxygen area bottom sets mud discharging mouth；
The returned sludge mouth is connected to mud discharging mouth.
Compared with prior art, the utility model has the advantages that：
1st, because structures quantity is reduced, thus flow is simplified, and floor space is reduced, and anoxic zone consumption raw sewage
In partial organic substances, the organic matter sludges load of aerobic zone can be reduced, not only easily nitrifier is seized competitive advantage, and
And the power consumption of aeration aerating is reduced, thus capital cost and operating cost are than relatively low.
2nd, separator for mud and water is arranged in aerobic zone, and technological process is brief, reduce the inlet pipeline of separator for mud and water into
This.
3rd, the precipitating sludge in separator for mud and water enters aerobic zone by mudhole, is blocked up caused by avoiding discharge of pipes
Plug.
4th, the discharge for being emitted on aerobic zone and carrying out muddy water mixed solution of system spare sludge, is arranged compared to traditional static pressure type
Mud, reduce the loss of flood peak and simple to operate.
Brief description of the drawings
Fig. 1 is a kind of biochemical treatment facility top view suitable for small sewage treatment plant in embodiment.
Fig. 2 is a kind of biochemical treatment facility sectional view suitable for small sewage treatment plant in embodiment.
Description of reference numerals：A. anoxic zone, B. aerobic zones, C. separator for mud and water；
1. water inlet, 2. returned sludge mouths, 3. water holes, 4. separator for mud and water water inlets, 5. mud discharging mouths, 6. mud-water separations
Device delivery port, 7. mud discharging mouths, 8. mixed-liquor return paths, 9. compressed airs；
1. diving mixer, 2. micro-hole aerator, 3. water fender, 4. effluent trough, 5. spoil disposal control valve.
Embodiment
In order that technological means, creation characteristic, reached purpose and effect that the utility model is realized are easy to understand, under
Face combines and is specifically illustrating, and the utility model is expanded on further.
Referring to Fig. 1 and Fig. 2, a kind of biochemical treatment facility suitable for small sewage treatment plant, including treatment tank, institute
Stating treatment tank has anoxic zone and aerobic zone, partition wall is set between the anoxic zone and aerobic zone, the partition wall was set
Water hole, some rod-like elements being vertically arranged can be set at water hole, some burs are set in rod-like element, beneficial to improving security,
Mixed flow liquid current return circuit is set between the anoxic zone and aerobic zone；The anoxic zone side sets water inlet and returned sludge
Mouthful, the anoxic zone sets diving mixer close to the position of bottom；The aerobic zone side sets separator for mud and water, the mud
Separator for mud and water water inlet, mud discharging mouth and effluent trough are set at separator, the aerobic zone bottom sets micro-hole aerator,
The micro-hole aerator is connected to compressed air, and the aerobic zone bottom sets mud discharging mouth；The returned sludge mouth is connected to dirt
Mud floss hole.
The separator for mud and water has the first folded plate and swash plate being oppositely arranged, and dash is set on the left of first folded plate
Plate, in the middle part of the first folded plate and top of water fender set separator for mud and water water inlet, first folded plate and swash plate it
Between bottom, and bottom between the water fender and the first folded plate sets as separator for mud and water mud discharging mouth, the effluent trough
The top between the first folded plate and swash plate is put close to swash plate side.
Anoxic and aerobic environment are placed in a structures by the biochemical treatment part of integrated biochemical treatment unit, middle
Separated with partition wall, communicated between partition wall lower end and pond inwall with certain gap.By the technological requirement of different workshop sections, stirred
Mix, be aerated.It is connected with each other between each workshop section, pool-type structure and the Hydraulic Design ensure to realize simultaneously completely in biochemical treatment unit
Hybrid and pulling flow type, current constantly circulate in whole pond body, instantaneous mixing.Submersible agitator is set in anoxic zone, prevented
Sludgd deposition.Meanwhile micro-hole aerator is arranged in aerobic zone, ensure the DO values needed for biochemical reaction.
Separator for mud and water is arranged in aerobic zone, and stainless steel, carbon steel anti-corrosion, PVC-U or fiberglass can be selected in material
Deng.Rectifiable baffle plate is set in separator for mud and water, uniform fluid flow is distributed on whole section, reduces disturbance as far as possible.Precipitation
The discharge of sludge is fallen into aerobic zone by the mudhole set on sludge bucket skew wall, ensure that sludge smooth channel, Bu Hui
Localized clusters.The discharge of system spare sludge requires according to process operation, can use continuous spoil disposal or interval spoil disposal in aerobic zone.
Integrated biochemical treatment unit is divided into anoxic and aerobic zone by partition wall.Sewage flow by gravity is promoted to scarce through pump
Oxygen area, after Anoxic, following current to aerobic zone.Separator for mud and water is arranged in aerobic zone, the final outflow water after mud-water separation.
Preferred embodiment of the present utility model is the foregoing is only, on the scope of protection of the utility model is not limited in
Embodiment is stated, every technical scheme for belonging to the utility model principle belongs to the scope of protection of the utility model.For this
For the technical staff in field, some improvement for being carried out on the premise of principle of the present utility model is not departed from, these improvement
It should be regarded as the scope of protection of the utility model.
Claims (2)
1. a kind of biochemical treatment facility suitable for small sewage treatment plant, including treatment tank, it is characterised in that the dirt
Water treating pond has anoxic zone and aerobic zone, and partition wall is set between the anoxic zone and aerobic zone, and the partition wall sets water hole,
Mixed flow liquid current return circuit is set between the anoxic zone and aerobic zone；
The anoxic zone side sets water inlet and returned sludge mouth, and the anoxic zone sets submersible agitating close to the position of bottom
Machine；
The aerobic zone side sets separator for mud and water, and separator for mud and water water inlet, mud discharging mouth are set at the separator for mud and water
And effluent trough, the aerobic zone bottom set micro-hole aerator, the micro-hole aerator is connected to compressed air, the aerobic zone
Bottom sets mud discharging mouth；
The returned sludge mouth is connected to mud discharging mouth.
A kind of 2. biochemical treatment facility suitable for small sewage treatment plant according to claim 1, it is characterised in that：Institute
Stating separator for mud and water has the first folded plate and swash plate that are oppositely arranged, sets water fender on the left of first folded plate, and described first
Folded plate middle part and the top setting separator for mud and water water inlet of water fender, the bottom between first folded plate and swash plate, with
And the bottom between the water fender and the first folded plate is arranged on the first folded plate as separator for mud and water mud discharging mouth, the effluent trough
Top between swash plate is close to swash plate side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720635731.2U CN207091225U (en) | 2017-06-03 | 2017-06-03 | A kind of biochemical treatment facility suitable for small sewage treatment plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720635731.2U CN207091225U (en) | 2017-06-03 | 2017-06-03 | A kind of biochemical treatment facility suitable for small sewage treatment plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207091225U true CN207091225U (en) | 2018-03-13 |
Family
ID=61551765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720635731.2U Active CN207091225U (en) | 2017-06-03 | 2017-06-03 | A kind of biochemical treatment facility suitable for small sewage treatment plant |
Country Status (1)
| Country | Link |
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| CN (1) | CN207091225U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109482606A (en) * | 2018-09-30 | 2019-03-19 | 上海市政工程设计研究总院（集团）有限公司 | A kind of air quantity self-balancing type foul smell collection method |
| CN110902829A (en) * | 2019-12-09 | 2020-03-24 | 成都达源环保工程有限公司 | Tower type multi-stage circulation sewage treatment equipment |
| CN111592101A (en) * | 2020-06-09 | 2020-08-28 | 四川美富特生态科技有限责任公司 | Separation device, sewage treatment system and sewage treatment method |
-
2017
- 2017-06-03 CN CN201720635731.2U patent/CN207091225U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109482606A (en) * | 2018-09-30 | 2019-03-19 | 上海市政工程设计研究总院（集团）有限公司 | A kind of air quantity self-balancing type foul smell collection method |
| CN110902829A (en) * | 2019-12-09 | 2020-03-24 | 成都达源环保工程有限公司 | Tower type multi-stage circulation sewage treatment equipment |
| CN111592101A (en) * | 2020-06-09 | 2020-08-28 | 四川美富特生态科技有限责任公司 | Separation device, sewage treatment system and sewage treatment method |
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