CN202465459U - Improved treatment device adopting batch type circular delay aeration activated sludge method - Google Patents
Improved treatment device adopting batch type circular delay aeration activated sludge method Download PDFInfo
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- CN202465459U CN202465459U CN2012200449587U CN201220044958U CN202465459U CN 202465459 U CN202465459 U CN 202465459U CN 2012200449587 U CN2012200449587 U CN 2012200449587U CN 201220044958 U CN201220044958 U CN 201220044958U CN 202465459 U CN202465459 U CN 202465459U
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- pond
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- activated sludge
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Abstract
The utility model discloses an improved treatment device adopting a batch type circular delay aeration activated sludge method. The improved treatment device comprises a reaction tank, wherein the reaction tank is divided into four or more main reaction tanks; a micropore aerator is arranged at the bottom of each main reaction tank; a rotary decanter is also arranged on each main reaction tank; a water distributing reservoir and a selection tank which are communicated are arranged in front of the reaction tank; and the selection tank is communicated with the reaction tank. According to the improved treatment device disclosed by the utility model, the water distributing reservoir and the selection tank are additionally arranged in front of a reaction area, and thus the uniformity of water distribution is ensured and the water passing process can be flexibly adjusted; meanwhile, the risk caused by an out-of-control water feeding system is also avoided; and under an anaerobic condition of a settling and draining phase, a denitrification reaction is accelerated and better biological denitrification effect is obtained by continuous stirring. The circulation in the utility model takes time as a control base; the treatment effect of sewage is ensured by adjusting the reaction time; and in addition, the improved treatment device has the advantages of stronger impact resistant load, easy maintenance, repair, expansion, upgrade and the like.
Description
Technical field:
The utility model relates to technical field of sewage, refers in particular to a kind of modified form intermittent cycle extended aeration Wastewater Treated by Activated Sludge Process device of simple in structure, easy and simple to handle and good denitrogenation and dephosphorization effect.
Background technology:
It is simple that intermittent activated sludge process (SBR) has technology, goes slick, high treating effect, is one of main separation technology of handling of China city and medium and small town sewage.Very fast development along with industry and automated control technology; Particularly be suitable for the automatic equipment of WWT, the Application and Development of system; Make intermittent activated sludge process (SBR) become technical field of sewage further investigation and key issue in application technology always; Various modified techniques are by exploitation in succession, and Application Areas contains every field such as sanitary wastewater, pharmacy waste water, trade effluent.
Typical intermittent activated sludge process technology comprises five stages, and the phase of promptly intaking, reaction period, deposition phase, drainage period and lay-up period are not enough below this intermittent activated sludge process technology exists:
1, typical intermittent activated sludge process is through being the control foundation with the liquid level, requires complicated sequence of control to cooperate the response behaviour of various variations and the liquid level CONTROL PROCESS is common, and control process is complicated, cost is high.
2, typical intermittent activated sludge process can not guarantee the homogeneity of water distribution when the water inlet phase intakes, and also has the risk that causes owing to water inlet system is out of control simultaneously, has influenced wastewater treatment efficiency.
3, typical intermittent activated sludge process needs a large amount of electromotive intake valve door, fluid level controllers or changes the control process of original operation.Make the quantity of gate, valve big, increased running cost and maintenance load, upgrading is also more awkward simultaneously.
The utility model content:
The purpose of the utility model is to overcome the deficiency of prior art, and a kind of modified form intermittent cycle extended aeration Wastewater Treated by Activated Sludge Process device of simple in structure, easy and simple to handle and good denitrogenation and dephosphorization effect is provided.
In order to solve the problems of the technologies described above, the utility model has adopted following technical proposals: a kind of modified form intermittent cycle extended aeration Wastewater Treated by Activated Sludge Process device, and it comprises: a reaction tank, this reaction tank are divided into four or above main reaction pond; In bottom, main reaction pond micro-hole aerator is installed; On the main reaction pond, also be provided with a rotary-type water decanter is installed; Be provided with the distribution reservoir and selection pond that is connected in the reaction tank front, wherein said selection pond is connected with reaction tank.
Furthermore, in the technique scheme, described selection pond is symmetricly set in reaction tank the place ahead, and is connected with reaction tank; Said distribution reservoir and is connected with selecting the pond between two selection ponds, also is provided with a prosopyle in the distribution reservoir.
Furthermore, in the technique scheme, described micro-hole aerator evenly is installed on side bottom, main reaction pond, forms an aerobic zone in the micro-hole aerator top; Described micro-hole aerator the place ahead is provided with a underwater scooter, makes this underwater scooter the place ahead form an oxygen-starved area.
Furthermore, in the technique scheme, described selection is provided with a division plate in the pond, the first selection pond and the second selection pond that described division plate will be selected the pond to be divided into to be connected, and this first selection pond is communicated with described main reaction pond.
Furthermore, in the technique scheme, be respectively arranged with a thruster in the described first selection pond and the second selection pond, this thruster reverse direction is installed.
Furthermore, in the technique scheme, the described hydrophone of straining comprises: a frame, be installed on swivel arrangement, water pump and water absorption tube that is connected with water pump and rising pipe on the frame, wherein, described water absorption tube and swivel arrangement interlock.
After adopting technique scheme, the utility model has following beneficial effect compared with prior art:
1, the utility model modified form intermittent cycle extended aeration Wastewater Treated by Activated Sludge Process device has increased distribution reservoir, has selected the pond before reaction zone; Guaranteed the homogeneity of water distribution; But flexible Inlet and outlet water process; Also avoided simultaneously the risk that causes owing to water inlet system is out of control, made the denitrogenation dephosphorizing better effects if.
2, the utility model utilizes the underwater scooter continuously stirring under the anoxic condition of deposition and bleeding stage, has quickened anti-nitration reaction, and Nitrogen removal effect is better.
3, the utility model operation is very easy, and the circulation of the utility model is to be the control foundation with time, rather than liquid level.Carried out through time set by operator the working time of equipment, through adjusting reaction time, guaranteed sewage treatment effect, and each unit has stronger anti impulsion load to the water yield.
4, extend, upgrade easily, because each reaction tank forms the processing unit of a module, thereby the utility model dilatation is very convenient.In addition; The utility model does not need electromotive intake valve door, fluid level controller or changes the control process of original operation; It is minimum that the quantity of gate, valve is reduced to, and reduced running cost and maintenance load, and upgrading is also comparatively easy simultaneously; Can combine preferably with other technology, improve the effluent quality standard.
Description of drawings:
Fig. 1 is the front view of the utility model;
Fig. 2 is the sectional view in the A-A cross section of the utility model;
Description of reference numerals:
1 reaction tank, 11 main reaction ponds, 2 micro-hole aerators, 3 rotary-type water decanters
31 frames, 32 water absorption tubes, 33 rising pipes, 4 distribution reservoirs
51 division plates, 52 first selection ponds, 5 selection ponds, 521 thrusters
53 second selection ponds, 531 thrusters, 6 underwater scooters
Embodiment:
Below in conjunction with specific embodiment and accompanying drawing the utility model is further specified.
See shown in Fig. 1-2, a kind of modified form intermittent cycle extended aeration Wastewater Treated by Activated Sludge Process device, it comprises: a reaction tank 1, this reaction tank 1 are divided into four or above main reaction pond 11; In 11 bottoms, main reaction pond micro-hole aerator 2 is installed; On main reaction pond 11, also be provided with a rotary-type water decanter 3 is installed; Be provided with the distribution reservoir 4 and selection pond 5 that is connected in reaction tank 1 front, wherein said selection pond 5 is connected with reaction tank 1.
Particularly, described micro-hole aerator 2 evenly is installed on 11 sides bottom, main reaction pond, forms an aerobic zone in micro-hole aerator 2 tops; Described micro-hole aerator 2 the place aheads are provided with a underwater scooter 6, make these underwater scooter 6 the place aheads form an oxygen-starved area.
The described hydrophone 3 of straining comprises: a frame 31, be installed on swivel arrangement, water pump and water absorption tube 32 that is connected with water pump and rising pipe 33 on the frame 31; Wherein, Described water absorption tube 32 and swivel arrangement interlock make water absorption tube 32 be positioned over position suitable in the reaction tank 1 through the swivel arrangement rotation according to the height of water level.
Described selection pond 5 is symmetricly set in reaction tank 1 the place ahead, and is connected with reaction tank 1; Said distribution reservoir 4 and is connected with selecting pond 5 between two selection ponds 5, also is provided with a prosopyle in the distribution reservoir 4.
Be provided with a division plate 51 in the described selection pond 5, the first selection pond 52 and the second selection pond 53 that described division plate 51 will be selected pond 5 to be divided into to be connected, this first selection pond 52 is communicated with described main reaction pond 11.Be respectively arranged with a thruster 521,531 in the described first selection pond 52 and the second selection pond 53, these thruster 521,531 reverse directions are installed.
The utility model modified form intermittent cycle extended aeration Wastewater Treated by Activated Sludge Process device is divided into four or above main reaction pond 11 with reaction tank 1; The front has increased distribution reservoir 4, has selected pond 5; So both guaranteed the homogeneity of water distribution, but flexible water-in and water-out process again.Sewage gets into distribution reservoir 4 by distribution reservoir 4 intermediary prosopyles, gets into the returned sluge thorough mixing and selects pond 5.Stir and aeration through control, make main reaction pond 11 tell oxygen-starved area and aerobic zone, realize the denitrogenation dephosphorizing function.11 process periodicity water-fillings, aeration, deposition, draining, idle operation are purified sewage in the main reaction pond.The water that cast aside after hydromining purified with rotary-type water decanter 3 stage of will leaving unused in main reaction pond 11 drains.
The utility model operation scheme is according to automatic program cycling service.With 4 main reaction ponds 11 is example, and be 4 hours cycling time, arrangement of time such as following table in each circulation:
Improvement ICEAS systemic circulation operating process table
In the table, 1# representes the first main reaction pond, and then, 2#, 3#, 4# represent the second main reaction pond, the 3rd main reaction pond, the 4th main reaction pond respectively.
Can find out with regard to the main reaction pond, a main reaction pond is arranged at water-filling in the same time from last table, a main reaction pond is at aeration, and a main reaction pond is in deposition, and a main reaction pond is in draining, so practicable continuous water inlet; Wherein, mud refluxes and water inlet is carried out synchronously, and the eliminating of excess sludge is carried out after deposition finishes.
Certainly; The above is merely the specific embodiment of the utility model; Be not to limit the utility model practical range, all equivalences of doing according to the said structure of the utility model claim, characteristic and principle change or modify, and all should be included in the utility model claim.
Claims (6)
1. modified form intermittent cycle extended aeration Wastewater Treated by Activated Sludge Process device, it is characterized in that: comprising: a reaction tank (1), this reaction tank (1) are divided into four or above main reaction pond (11); In main reaction pond (11) bottom micro-hole aerator (2) is installed; On main reaction pond (11), also be provided with a rotary-type water decanter (3) is installed; Be provided with the distribution reservoir (4) that is connected in reaction tank (1) front and select pond (5), wherein said selection pond (5) is connected with reaction tank (1).
2. a kind of modified form intermittent cycle extended aeration Wastewater Treated by Activated Sludge Process device according to claim 1, it is characterized in that: described selection pond (5) is symmetricly set in reaction tank (1) the place ahead, and is connected with reaction tank (1); Said distribution reservoir (4) is positioned between the two selection ponds (5), and is connected with selecting pond (5), and distribution reservoir also is provided with a prosopyle in (4).
3. a kind of modified form intermittent cycle extended aeration Wastewater Treated by Activated Sludge Process device according to claim 1; It is characterized in that: described micro-hole aerator (2) evenly is installed on side bottom, main reaction pond (11), forms an aerobic zone in micro-hole aerator (2) top; Described micro-hole aerator (2) the place ahead is provided with a underwater scooter (6), makes this underwater scooter (6) the place ahead form an oxygen-starved area.
4. a kind of modified form intermittent cycle extended aeration Wastewater Treated by Activated Sludge Process device according to claim 1; It is characterized in that: be provided with a division plate (51) in the described selection pond (5); The first selection pond (52) and the second selection pond (53) that described division plate (51) will be selected pond (5) to be divided into to be connected, this first selection pond (52) is communicated with described main reaction pond (11).
5. a kind of modified form intermittent cycle extended aeration Wastewater Treated by Activated Sludge Process device according to claim 4; It is characterized in that: be respectively arranged with a thruster (521,531) in the described first selection pond (52) and the second selection pond (53), this thruster (521,531) reverse direction is installed.
6. a kind of modified form intermittent cycle extended aeration Wastewater Treated by Activated Sludge Process device according to claim 1; The described hydrophone (3) of straining comprising: a frame (31), be installed on swivel arrangement, the water pump on the frame (31) and water absorption tube (32) that is connected with water pump and rising pipe (33); Wherein, described water absorption tube (32) and swivel arrangement interlock.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200449587U CN202465459U (en) | 2012-02-13 | 2012-02-13 | Improved treatment device adopting batch type circular delay aeration activated sludge method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200449587U CN202465459U (en) | 2012-02-13 | 2012-02-13 | Improved treatment device adopting batch type circular delay aeration activated sludge method |
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| Publication Number | Publication Date |
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| CN202465459U true CN202465459U (en) | 2012-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200449587U Expired - Lifetime CN202465459U (en) | 2012-02-13 | 2012-02-13 | Improved treatment device adopting batch type circular delay aeration activated sludge method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103936152A (en) * | 2014-04-12 | 2014-07-23 | 北京工业大学 | Efficient denitrification method by use of upgraded and modified ICEAS process for urban sewage treatment plant |
| CN105060625A (en) * | 2015-07-30 | 2015-11-18 | 天津霍普环保科技有限公司 | Sewage treatment apparatus |
-
2012
- 2012-02-13 CN CN2012200449587U patent/CN202465459U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103936152A (en) * | 2014-04-12 | 2014-07-23 | 北京工业大学 | Efficient denitrification method by use of upgraded and modified ICEAS process for urban sewage treatment plant |
| CN105060625A (en) * | 2015-07-30 | 2015-11-18 | 天津霍普环保科技有限公司 | Sewage treatment apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: GUANGDONG KAIYUAN ENVIRONMENT TECHNOLOGY CO., LTD. Free format text: FORMER NAME: DONGGUAN KAIYUAN ENVIRONMENTAL TECHNOLOGY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 523000 Guangdong city of Dongguan province Sanyuanli community Nancheng District saitsu business on the eighth floor of No. 808 Patentee after: GUANGDONG KAIYUAN ENVIRONMENT TECHNOLOGY CO., LTD. Address before: 523000 Guangdong city of Dongguan province Sanyuanli community Nancheng District saitsu business on the eighth floor of No. 808 Patentee before: Dongguan Kaiyuan Environmental Technology Co., Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121003 |