CN203187456U - Improved activated sludge process sewage processing system - Google Patents
Improved activated sludge process sewage processing system Download PDFInfo
- Publication number
- CN203187456U CN203187456U CN2013202209898U CN201320220989U CN203187456U CN 203187456 U CN203187456 U CN 203187456U CN 2013202209898 U CN2013202209898 U CN 2013202209898U CN 201320220989 U CN201320220989 U CN 201320220989U CN 203187456 U CN203187456 U CN 203187456U
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- Prior art keywords
- aeration
- activated sludge
- process sewage
- sewage treatment
- sludge process
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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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- Activated Sludge Processes (AREA)
Abstract
The embodiment of the utility model discloses an improved activated sludge process sewage processing system, which comprises a biochemical aeration tank, a sedimentation tank and an aeration return-flow system, wherein the aeration return-flow system comprises a sludge tank and an aeration return-flow device; the aeration return-flow device is arranged in the sludge tank; and the aeration return-flow device is provided with a diffusion tube which can be used for simultaneously introducing air and sludge in the sludge tank into the biochemical aeration tank. According to the improved activated sludge process sewage processing system disclosed by the utility model, a traditional sludge process sewage processing system is substantially improved, the sludge return-flow system and the aeration system are combined into a whole, and the project investment and the operation cost are effectively saved on the basis that the aeration efficiency is not lowered; meanwhile, the aeration return-flow system of the processing system adopts a liftable design, the defects that the traditional aeration head needs to stop and clean the tank so as to affect normal operation when being overhauled can be effectively avoided, and the improved activated sludge process sewage processing system is convenient and simple to maintain.
Description
Technical field
The utility model relates to sewage treatment area, particularly a kind of activated sludge process Sewage treatment systems.
Background technology
At present, along with society and expanding economy, country is more and more higher to requirement on environmental protection, and sewage treatment industry faces stern challenge more.Activated sludge process is used technology very widely as sewage treatment area, more and more shines new vitality.Activated sludge process is the biological method for treating waste water based on active sludge.Traditional activated sludge process Sewage treatment systems comprises biochemistry pool, settling tank, sludge sump, mud return-flow system and aerating system.Mud return-flow system and aerating system are other power consumption systems of two branches, and aerating apparatus generally is made of gas blower, aeration head and pipeline, need to build independent Ventilator Room, and Ventilator Room need be done the sound insulation and noise reduction measure to satisfy environmental requirement; Simultaneously, aeration head is fixedly installed at the bottom of the pond often, is unfavorable for very much maintenance and safeguards, the replacing of the single aeration head pond clearly that just need discharge water influences very greatly to the normal operation of system, and recondition expense is also higher.
Particularly for small-sized sewage disposal project, such as the sewage disposal of residential quarter, the wastewater treatment of industrial and mining enterprises etc., because treatment scale is little, often need to adopt buried or integrated apparatus, require occupation of land less, maintenance maintenance is easy, and operation cost is low.And the waste disposal plant of routine is difficult to avoid problems such as only drum Ventilator Room and aeration head maintenance trouble at present.
The returning aeration activated sludge process corresponding with activated sludge process Sewage treatment systems in the above-mentioned prior art, it generally is the slope that settling tank is arranged oblique aeration tank, the bottom of settling tank arranges the long and narrow finedraw that is communicated with the aeration tank, settling tank mud is back to the aeration tank by deadweight, thereby reaches the purpose that mud refluxes.This kind processing method, mud quantity of reflux are difficult to ensure that the mud that is back to the aeration tank simultaneously also is difficult to reach the good mixing effect.
The utility model content
The purpose of this utility model provides a kind of modified form activated sludge process Sewage treatment systems, and novel structure is practical, and this treatment system need not independent drum Ventilator Room with aeration return-flow system preferred arrangement, and operation cost is low, and maintenance maintenance is convenient.
The technical solution of the utility model is: a kind of modified form activated sludge process Sewage treatment systems, comprise biochemical aeration tank and settling tank, also comprise the aeration return-flow system, described aeration return-flow system comprises sludge sump and aeration reflux, described aeration reflux is located in the sludge sump, and described aeration reflux is provided with the diffuser tube that the sludge stream in air and the sludge sump can be fed simultaneously biochemical aeration tank.
The utility model can be done following improvement, and an end of described diffuser tube links to each other with the main body of the aeration reflux that is positioned at sludge sump, and the other end extend out in the described biochemical aeration tank.
The utility model can also be done following improvement, described aeration reflux comprises motor, the pump housing, mixing chamber and inlet pipe, the pump housing that described inlet pipe and being used for for bubbling air sucks sludge stream is connected with mixing chamber respectively, described mixing chamber and then link to each other with described diffuser tube.
Aeration reflux described in the utility model also comprises nozzle holder, and described pump housing outlet links to each other with mixing chamber by nozzle holder.
The utility model can also be done following further improvement, described aeration reflux also be provided with described motor and the pump housing can be done as a whole lifting and be drawn out to sludge sump outer take off device.
Described in the utility model take off device comprise directing plate, lift rail and take off body, described directing plate is fixedlyed connected with nozzle holder respectively with the pump housing, namely described directing plate, nozzle holder, the pump housing and motor constitute an integral body; Described directing plate and described lift rail are suitable.
Described in the utility model take off body as the supporting seat of described aeration reflux, be somebody's turn to do and taking off body and be fixed on the bottom surface in the sludge sump.
Motor described in the utility model is positioned at pump housing top, and ingress, described pump housing below is provided with for the filter base that filters the big particle thing, is provided with the space between the bottom surface in described filter base and the sludge sump.
The beneficial effects of the utility model are:
(1) modified form activated sludge process Sewage treatment systems of the present utility model, traditional activated sludge process Sewage treatment systems has been carried out substantial improvement, the entire treatment system adopts integrated design, compact in design is reasonable, biochemical aeration tank, settling tank, sludge sump, aeration reflux are built jointly together, on the basis that does not reduce aeration efficient, mud return-flow system and aerating system are united two into one, sewage flow through successively biochemical aeration tank and settling tank, thus sewage finally is purified.In addition, the aeration reflux is when being back to biochemical aeration tank with mud, and also that the microbiological degradation pollutent is required air is brought biochemical aeration tank into, increases work efficiency greatly, effectively saves construction investment, cuts operating costs.
(2) modified form activated sludge process Sewage treatment systems of the present utility model, the aeration reflux adopts elevated design, namely be provided with specially unit can be done as a whole lifting and be drawn out to sludge sump outer take off device, when aeration head need overhaul or safeguard, only need comply with take off device directly just unit be pulled to groove and get final product outward, installation and maintenance are simple, quick, thereby save process cost.
(3) modified form activated sludge process Sewage treatment systems of the present utility model, configuration that can also be by the aeration reflux with arrange the requirement that realizes different quantity of reflux.In addition, because the jetting action of water outlet can be played the good mixing effect, make treating processes more smooth and easy, efficient.
Description of drawings
Fig. 1 is the workflow diagram of a kind of modified form activated sludge process Sewage treatment systems of the utility model embodiment;
Fig. 2 is the equipment plane figure synoptic diagram of a kind of modified form activated sludge process Sewage treatment systems of the utility model embodiment;
Fig. 3 is the fundamental diagram of a kind of modified form activated sludge process Sewage treatment systems of the utility model embodiment;
Fig. 4 is the A portion enlarged view of Fig. 3;
Fig. 5 is the main TV structure figure of the aeration reflux of the utility model embodiment;
Fig. 6 is the vertical view of Fig. 5;
Fig. 7 is that the B of Fig. 5 is to partial view.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
Below in conjunction with concrete accompanying drawing realization of the present utility model is described in detail.
Embodiment of the present utility model such as Fig. 1-shown in Figure 7, a kind of modified form activated sludge process Sewage treatment systems, comprise biochemical aeration tank 1 and settling tank 2, also comprise the aeration return-flow system, the aeration return-flow system comprises sludge sump 3 and aeration reflux 4, aeration reflux 4 is located in the sludge sump 3, and aeration reflux 4 is provided with the diffuser tube 41 that the sludge stream in air and the sludge sump 3 can be fed simultaneously biochemical aeration tank 1.
In the present embodiment, an end of diffuser tube 41 links to each other with the main body of the aeration reflux 4 that is positioned at sludge sump 3, and the other end extend out in the biochemical aeration tank 1.The utility model is by being arranged at aeration reflux 4 in the sludge sump 3, and diffuser tube 41 is arranged in the biochemical aeration tank 1, utilize the suction function of aeration reflux 4, when air being fed biochemical aeration tank 1 biochemistry, also mud is back to biochemical aeration tank 1.Aeration reflux 4 comprises motor 42, the pump housing 43, mixing chamber 44 and inlet pipe 45, and the pump housing 43 that is used for the inlet pipe 45 of bubbling air and is used for sucking sludge stream is connected with mixing chamber 44 respectively, mixing chamber 44 and then link to each other with diffuser tube 41.
In the present embodiment, aeration reflux 4 also be provided with motor 42 and the pump housing 43 can be done as a whole lifting and be drawn out to sludge sump outer take off device.Take off device comprise directing plate 47, lift rail 48 and take off body 49, directing plate 47 is fixedlyed connected with nozzle holder 46 respectively with the pump housing 43, namely directing plate 47, nozzle holder 46, the pump housing 43 and motor 42 constitute an integral body; Directing plate 47 is suitable with lift rail 48.When unit needs repairing, can comply with and take off device and directly the pump housing 43 and motor 42 are pulled to outside the sludge sump through lift rail 48 from water together.And take off body 49 as the supporting seat of aeration reflux 4, be somebody's turn to do and taking off body 49 and be fixed on the bottom surface in the sludge sump 3.
In the above embodiments, motor 42 is positioned at the pump housing 43 tops, and ingress, the pump housing 43 below is provided with for the filter base 40 that filters the big particle thing, is provided with the space between the bottom surface in filter base 40 and the sludge sump 3, and namely sludge stream sucks from the pump housing 43 belows.Aeration reflux 4 adopts the aeration dedicated pump, and the pump housing 43 adopts and do not stop up dirt type impeller, and this high-effect impeller is specially adapted to sewage and mud transmission field.The top of inlet pipe 45 is provided with import sound damper 5.
Principle of work of the present utility model is: sewage flow through successively biochemical aeration tank 1 and settling tank 2, thus make sewage purification, and discharged by settling tank 2.Be located at aeration reflux 4 in the sludge sump 3 when mud is back to biochemical aeration tank 1, also that the microbiological degradation pollutent is required air is brought in the biochemical aeration tank 1.
The plane figure form of modified form activated sludge process Sewage treatment systems of the present utility model is not limited to plane figure synoptic diagram shown in Figure 2, and settling tank 2 is not limited to any form, and sludge sump 3 also is not limited to build jointly with other structures.
The above embodiments only are preferred embodiment of the present utility model, can not limit interest field of the present utility model with this, and therefore, the equivalent variations according to the utility model claim is done still belongs to the scope that the utility model is contained.
Claims (10)
1. modified form activated sludge process Sewage treatment systems, comprise biochemical aeration tank (1) and settling tank (2), it is characterized in that also comprising the aeration return-flow system, described aeration return-flow system comprises sludge sump (3) and aeration reflux (4), described aeration reflux (4) is located in the sludge sump (3), and described aeration reflux (4) is provided with the diffuser tube (41) that the sludge stream in air and the sludge sump (3) can be fed simultaneously biochemical aeration tank (1).
2. a kind of modified form activated sludge process Sewage treatment systems according to claim 1, an end that it is characterized in that described diffuser tube (41) links to each other with the main body of the aeration reflux (4) that is positioned at sludge sump (3), and the other end extend out in the described biochemical aeration tank (1).
3. a kind of modified form activated sludge process Sewage treatment systems according to claim 2, it is characterized in that described aeration reflux (4) comprises motor (42), the pump housing (43), mixing chamber (44) and inlet pipe (45), described inlet pipe for bubbling air (45) and the pump housing (43) that be used for to suck sludge stream are connected with mixing chamber (44) respectively, described mixing chamber (44) and then link to each other with described diffuser tube (41).
4. a kind of modified form activated sludge process Sewage treatment systems according to claim 3, it is characterized in that described aeration reflux (4) also comprises nozzle holder (46), the described pump housing (42) outlet links to each other with mixing chamber (44) by nozzle holder (46).
5. a kind of modified form activated sludge process Sewage treatment systems according to claim 4, it is characterized in that described aeration reflux (4) also be provided with described motor (42) and the pump housing (43) can be done as a whole lifting and be drawn out to sludge sump outer take off device.
6. a kind of modified form activated sludge process Sewage treatment systems according to claim 5, it is characterized in that described take off device comprise directing plate (47), lift rail (48) and take off body (49), described directing plate (47) is fixedlyed connected with nozzle holder (46) respectively with the pump housing (43), and namely described directing plate (47), nozzle holder (46), the pump housing (43) and motor (42) constitute an integral body; Described directing plate (47) is suitable with described lift rail (48).
7. a kind of modified form activated sludge process Sewage treatment systems according to claim 6, it is characterized in that described taking off body (49) as the supporting seat of described aeration reflux (4), be somebody's turn to do and taking off body (49) and be fixed on the bottom surface in the sludge sump (3).
8. according to any described a kind of modified form activated sludge process Sewage treatment systems in the claim 3 to 7, it is characterized in that described motor (42) is positioned at the pump housing (43) top, ingress, the described pump housing (43) below is provided with for the filter base (40) that filters the big particle thing, is provided with the space between the bottom surface in described filter base (40) and the sludge sump (3).
9. a kind of modified form activated sludge process Sewage treatment systems according to claim 8 is characterized in that the described pump housing (43) adopts not stop up dirt type impeller.
10. a kind of modified form activated sludge process Sewage treatment systems according to claim 9 is characterized in that the top of described inlet pipe (45) is provided with import sound damper (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202209898U CN203187456U (en) | 2013-04-26 | 2013-04-26 | Improved activated sludge process sewage processing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202209898U CN203187456U (en) | 2013-04-26 | 2013-04-26 | Improved activated sludge process sewage processing system |
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| CN203187456U true CN203187456U (en) | 2013-09-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202209898U Withdrawn - After Issue CN203187456U (en) | 2013-04-26 | 2013-04-26 | Improved activated sludge process sewage processing system |
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| Country | Link |
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| CN (1) | CN203187456U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103253763A (en) * | 2013-04-26 | 2013-08-21 | 广州华浩能源环保集团有限公司 | Sewage treatment system by adopting improved activated sludge method |
| CN104229985A (en) * | 2014-10-17 | 2014-12-24 | 苏州新协力环保科技有限公司 | Activated sludge purifying and processing method for wastewater |
-
2013
- 2013-04-26 CN CN2013202209898U patent/CN203187456U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103253763A (en) * | 2013-04-26 | 2013-08-21 | 广州华浩能源环保集团有限公司 | Sewage treatment system by adopting improved activated sludge method |
| CN104229985A (en) * | 2014-10-17 | 2014-12-24 | 苏州新协力环保科技有限公司 | Activated sludge purifying and processing method for wastewater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130911 Effective date of abandoning: 20140507 |
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| RGAV | Abandon patent right to avoid regrant |