CN203593654U - Circular processing system applied to industrial wastewater treatment - Google Patents
Circular processing system applied to industrial wastewater treatment Download PDFInfo
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- CN203593654U CN203593654U CN201320806051.4U CN201320806051U CN203593654U CN 203593654 U CN203593654 U CN 203593654U CN 201320806051 U CN201320806051 U CN 201320806051U CN 203593654 U CN203593654 U CN 203593654U
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- sludge
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- wastewater treatment
- industrial wastewater
- biochemistry pool
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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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Abstract
The utility model discloses a circular processing system applied to industrial wastewater treatment. The system comprises a water-collecting pool, a biochemical pool and a sludge pool connected in sequence, wherein the biochemical pool is used as an aerating equipment for sludge to precipitate; a wastewater inlet is arranged in the water-collecting pool; a water outlet is arranged in the biochemical pool; the biochemical pool is used as an integral reaction pool consisting of a biological selection area, a facultative anaerobic area and a main reaction area; oxygen inlets are arranged at the bottoms of the biological selection area and the main reaction area; a sludge backflow pipe used for enabling the sludge to flow back to the biological selection area is arranged at the bottom of the main reaction area. The circular processing system provided by the utility model is a wastewater treatment system provided with integrated functions of reaction, precipitation and water-draining, can effectively improve the removal effect on refractory organics, has the characteristics of simplicity in management, reliable operation, compact structure, low construction cost, and the like, can be widely used in treatment for domestic wastewater, food wastewater and pharmaceutical wastewater, and is good in treatment effect and strong in practicability.
Description
Technical field
The utility model relates to field of waste water treatment, specifically, is the circulating treating system that is applied to Industrial Wastewater Treatment.
Background technology
Chemical engineering industry is take oil, Sweet natural gas as main raw material, by different production processes, working method, produces the industry of various Chemicals, Organic Chemicals, chemical chemical fibre and chemical fertilizer.Due to raw materials used in its production process, the difference of Technology and working method, kind of waste water and the feature of producing also differ widely, the treatment process of traditional chemical industrial organic wastewater has activated sludge process, it is by primary sedimentation pond, aeration tank, secondary sedimentation basins, sludge reflux equipment, the biodegradation method of mud discharging system and oxygen system composition, there is processing power strong, the advantage such as economical and practical, but under normal circumstances, chemical industrial organic wastewater major part is all the pollution substance that biological degradation difficulty is larger, therefore, in actual application, the mud being discharged by mud discharging system often can not reach emission standard, all be there is to very large harm in ecotope and HUMAN HEALTH.
Utility model content
The purpose of this utility model is to provide the circulating treating system that is applied to Industrial Wastewater Treatment, primary sedimentation pond, secondary sedimentation basins and sludge reflux equipment that traditional technology adopts are saved, can not only effectively save the construction cost of system, its technical process is also extremely simple, mainly formed by water collecting basin, reaction tank, sludge sump, compact in design, floor space is little, has promotional value.
The utility model is achieved through the following technical solutions: the circulating treating system that is applied to Industrial Wastewater Treatment, this treatment system is mainly by the water collecting basin being connected successively, biochemistry pool and sludge sump composition, described biochemistry pool is the aerating apparatus for sludge settling, on water collecting basin, be provided with waste water import, on biochemistry pool, be provided with water outlet, in the utility model, biochemistry pool can be realized aeration simultaneously, precipitation, the processes such as draining, save the primary sedimentation pond of conventional activated sludge method, secondary sedimentation basins and sludge reflux equipment, there is construction cost low, the advantages such as compact construction.
Described biochemistry pool is the one reaction tank being made up of biological selecting area, aerobic area and main reaction region, in aerobic area and the bottom of main reaction region be provided with oxygen intake, also be provided with the mud return line to biological selecting area for sludge reflux in the bottom of main reaction region, can collect the loop cycle operation in one reaction pool of the processes such as aeration, precipitation, draining, effectively raise the removal effect to hardly degraded organic substance, it is very reasonable to design.
For better realizing said structure, in described biochemistry pool, be also provided with discharge clear water layer above biochemistry pool strain water device, straining water device is located in main reaction region, water outlet is connected to be strained on water device, in the time that reality is used, biochemistry pool is generally no more than 1/3 of total Water in pond by the water displacement of straining water device and realizing, and therefore, also has fabulous impact resistance.
The utility model is simple in structure, is also provided with the coagulative precipitation tank of cohesion waste water colloid, trickle suspended substance between described water collecting basin and biochemistry pool, and coagulative precipitation tank is connected with biological selecting area; Between described water collecting basin and coagulative precipitation tank, be also provided with sewage cooling tower.
For assurance system is moved under top condition, in the time of actually operating, also must discharge the mud timing in biochemistry pool, therefore, the utility model is provided with in the bottom of described main reaction region for mud and is regularly disposed to the sludge pipe in sludge sump, is provided with mud overboard pump on sludge pipe.
For better realizing the utility model, described sludge sump is the sludge treatment mechanism that is connected with mud storage pond and sludge dewatering equipment, be provided with the return line that is back to biological selecting area for supernatant liquid at the top of sludge sump, mud storage pond is connected to the bottom of coagulative precipitation tank, and sludge dewatering equipment is for the mud being connected with water collecting basin is sent device outside.
The utility model is also provided with the mechanical grille of removing waste particles thing between described water intake and water collecting basin, and realizing in operating process, mechanical grille can be controlled automatically by timer, also can manually control, simple, convenient.
The utility model compared with prior art, has the following advantages and beneficial effect:
(1) the utility model design is very reasonable, the biochemistry pool adopting is the one reaction tank being made up of biological selecting area, aerobic area and main reaction region, biological selecting area is controlled at anoxic condition, bottom is provided with the mud return line for sludge circulation reaction, can not only effectively improve the removal effect of hardly degraded organic substance, also there is the advantages such as simple, reliable of managing.
(2) the utility model is simple in structure, and biochemistry pool can be realized the processes such as aeration, precipitation, draining simultaneously, has saved primary sedimentation pond, secondary sedimentation basins and the sludge reflux equipment of conventional activated sludge method, has the advantages such as construction cost is low, compact construction.
(3) in the utility model, more than in biochemistry pool, sludge concentration after precipitation can reach 10000mg/L, the more traditional active sludge treatment process of surplus sludge volume still less, in actual process, because sludge yield is lower, therefore, its character is also comparatively stable, is more convenient for further processing and disposing.
Accompanying drawing explanation
Fig. 1 is functional block diagram of the present utility model.
Fig. 2 is the structural representation of the utility model biochemistry pool.
Wherein 1-biological selecting area, 2-aerobic area, 3-main reaction region, 4-strain water device, 5-mud overboard pump.
Embodiment
Below in conjunction with embodiment, the utility model is described in further detail, but embodiment of the present utility model is not limited to this.
Embodiment:
The utility model proposes the circulating treating system that is applied to Industrial Wastewater Treatment, its structure as shown in Figure 1, is mainly made up of the water collecting basin being connected successively, biochemistry pool and sludge sump, is provided with waste water import on water collecting basin; On biochemistry pool, be provided with water outlet.In actual mechanical process, biochemistry pool is as the main biological treating equipment of whole technique, there is the function of denitrogenation dephosphorizing, and can realize the loop cycle operations of process in same equipment such as collection aeration, precipitation, draining, primary sedimentation pond, secondary sedimentation basins and the sludge reflux equipment of conventional activated sludge method are saved, there is the advantages such as simple in structure, compact construction, meanwhile, can also effectively reduce the construction cost of system device.Take the municipal sewage plants of 100,000 tons as example: the gross investment of traditional activated sludge process approximately 1.5 hundred million, native system gross investment approximately 1.1 hundred million; Traditional activated sludge process floor space is about 180 mu, and approximately 120 mu of the floor spaces of native system, its advantage is apparent.
Fig. 2 is the structural representation of biochemistry pool, as shown in Figure 2, biochemistry pool is the one reaction tank being made up of biological selecting area 1, aerobic area 2 and main reaction region 3, in aerobic area 2 and the bottom of main reaction region 3 be provided with oxygen intake, be also provided with in the bottom of main reaction region 3 for sludge reflux to the mud return line of biological selecting area 1.Known based on said structure, this biochemistry pool can integrate reaction, precipitation, drain function, its technological process can make active sludge in biological selecting area 1 and aerobic area 2, experience the absorption phase of a high loading, experience subsequently one in main reaction region 3 compared with the substrate degradation stage of underload, to complete the removal process of whole matrix.And mix with the water inlet of biological selecting area 1 mutually by mud return line main reaction region 3, can not only make full use of the quick adsorption effect of active sludge and accelerate the removal to solvability substrate, and difficult degradation is also played to good hydrolytic action by machine thing, in actual application, the volume of biological selecting area 1 accounts for 10% of whole biochemistry pool volume.
For better realizing said structure, the utility model in biochemistry pool, be also provided with discharge clear water layer above biochemistry pool strain water device 4, as the liftable water device of automatically straining.As shown in Figure 2, strain water device 4 and be located in main reaction region 3, water outlet is connected to be strained on water device 4, in the time that reality is used, biochemistry pool is generally no more than 1/3 of total Water in pond by the water displacement of straining water device 4 and realizing, and therefore, also has fabulous impact resistance.
As shown in Figure 1, native system has also proposed mechanical grille, sewage cooling tower, coagulative precipitation tank and the function device such as the sludge treatment mechanism that is made up of mud storage pond, sludge dewatering equipment, specifically can be summarized as follows:
Mechanical grille: waste water is first after mechanical grille is removed the larger particles pollutent in waste water, send in water collecting basin and deposit again, removal is mixed in the suspended sediment in waste water, certainly, for convenience of staff's operation, mechanical grille can also can adopt manual control by the automatic control of timer, easy to operate, quick.
Sewage cooling tower: waste water, after water collecting basin deposition regulating water quality, is delivered to sewage cooling tower by water pump and carried out cooling.
Coagulative precipitation tank: be located between sewage cooling tower and biochemistry pool, make colloid and trickle suspended substance in waste water be condensed into flocs unit, then separated and remove, treated waste water is sent in biological selecting area 1 again, reacts.
Sludge treatment mechanism: mainly formed by the mud storage pond, sludge sump and the sludge dewatering equipment that are connected successively, sludge sump is connected to the bottom of biochemistry pool by sludge pipe, on sludge pipe, be also provided with mud overboard pump 5, can, for the regular discharge of main reaction region 3 bottom mud, control extremely simple; The flocs unit being formed by cohesion in coagulative precipitation tank can be collected in mud storage pond, and is disposed in sludge sump; The mud of being sent into sludge sump by main reaction region 3, coagulative precipitation tank all deposits in sludge sump, its supernatant liquid can be sent biological selecting area 1 back to by return line and be mixed mutually with water inlet, its bottom mud is dewatered by sludge dewatering equipment (that is: belt filter press) again, after sludge dewatering, water ratio is 75%～80%, deliver to sludge outward through belt and put field, filtered water and spray washing dispatch, to water collecting basin, are proceeded to process.
The utility model is a kind of Waste Water Treatment that integrates the functions such as reaction, precipitation, draining, can not only effectively improve the removal effect of hardly degraded organic substance, also there is the features such as simple, reliable, the compact construction of management, construction cost are low, can be widely used in the improvement of sanitary sewage, food wastewater, pharmacy waste water, and there is good treatment effect, practical.
The above; it is only preferred embodiment of the present utility model; not the utility model is done to any pro forma restriction, any simple modification, equivalent variations that every foundation technical spirit of the present utility model is done above embodiment, within all falling into protection domain of the present utility model.
Claims (8)
1. be applied to the circulating treating system of Industrial Wastewater Treatment, it is characterized in that: mainly formed by the water collecting basin being connected successively, biochemistry pool and sludge sump, described biochemistry pool is the aerating apparatus for sludge settling, is provided with waste water import on water collecting basin, is provided with water outlet on biochemistry pool.
2. the circulating treating system that is applied to Industrial Wastewater Treatment according to claim 1, it is characterized in that: the one reaction tank of described biochemistry pool for being formed by biological selecting area (1), aerobic area (2) and main reaction region (3), in aerobic area, the bottom of (2) and main reaction region (3) is provided with oxygen intake, in main reaction region the bottom of (3) be also provided with for sludge reflux to biological selecting area the mud return line of (1).
3. the circulating treating system that is applied to Industrial Wastewater Treatment according to claim 2, it is characterized in that: in described biochemistry pool, be also provided with discharge clear water layer above biochemistry pool strain water device (4), strain water device (4) and be located in main reaction region (3), water outlet is connected to be strained on water device (4).
4. the circulating treating system that is applied to Industrial Wastewater Treatment according to claim 3, it is characterized in that: between described water collecting basin and biochemistry pool, be also provided with the coagulative precipitation tank of cohesion waste water colloid, trickle suspended substance, coagulative precipitation tank is connected with biological selecting area (1).
5. the circulating treating system that is applied to Industrial Wastewater Treatment according to claim 4, is characterized in that: between described water collecting basin and coagulative precipitation tank, be also provided with sewage cooling tower.
6. the circulating treating system that is applied to Industrial Wastewater Treatment according to claim 5, is characterized in that: be provided with in the bottom of described main reaction region (3) for mud and be regularly disposed to the sludge pipe in sludge sump, be provided with mud overboard pump (5) on sludge pipe.
7. the circulating treating system that is applied to Industrial Wastewater Treatment according to claim 6, it is characterized in that: described sludge sump is the sludge treatment mechanism that is connected with mud storage pond and sludge dewatering equipment, be provided with the return line that is back to biological selecting area (1) for supernatant liquid at the top of sludge sump, mud storage pond is connected to the bottom of coagulative precipitation tank, and sludge dewatering equipment is for the mud being connected with water collecting basin is sent device outside.
8. according to the circulating treating system that is applied to Industrial Wastewater Treatment described in claim 1～7 any one, it is characterized in that: between described water intake and water collecting basin, be also provided with the mechanical grille of removing waste particles thing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201320806051.4U CN203593654U (en) | 2013-12-10 | 2013-12-10 | Circular processing system applied to industrial wastewater treatment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320806051.4U CN203593654U (en) | 2013-12-10 | 2013-12-10 | Circular processing system applied to industrial wastewater treatment |
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| CN203593654U true CN203593654U (en) | 2014-05-14 |
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| CN201320806051.4U Expired - Fee Related CN203593654U (en) | 2013-12-10 | 2013-12-10 | Circular processing system applied to industrial wastewater treatment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107840540A (en) * | 2017-11-21 | 2018-03-27 | 南京万德斯环保科技股份有限公司 | A kind of palm oil waste water processing unit and its method |
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2013
- 2013-12-10 CN CN201320806051.4U patent/CN203593654U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107840540A (en) * | 2017-11-21 | 2018-03-27 | 南京万德斯环保科技股份有限公司 | A kind of palm oil waste water processing unit and its method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140514 Termination date: 20171210 |
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| CF01 | Termination of patent right due to non-payment of annual fee |