CN202625992U - Normal water recycling device in biotope - Google Patents
Normal water recycling device in biotope Download PDFInfo
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- CN202625992U CN202625992U CN 201220286805 CN201220286805U CN202625992U CN 202625992 U CN202625992 U CN 202625992U CN 201220286805 CN201220286805 CN 201220286805 CN 201220286805 U CN201220286805 U CN 201220286805U CN 202625992 U CN202625992 U CN 202625992U
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- mbbr
- settling tank
- water
- biotope
- recycling device
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Abstract
A normal water recycling device in a biotope comprises a sedimentation basin, a moving bed biofilm reactor and a film processing device. One side of the sedimentation basin is provided with a water inlet, the upper portion of the sedimentation basin is provided with a sludge blocking device, and the bottom of the sedimentation basin is provided with a sludge discharging device. The moving bed biofilm reactor is connected with the sedimentation basin through a connecting pipe. Suspending filler is distributed in the moving bed biofilm reactor, and an oval-shaped perforated gas distribution plate is installed at the bottom of the moving bed biofilm reactor, wherein the perforated gas distribution plate can be used as an aerating device. A film component of the film processing device is arranged in the moving bed biofilm reactor, the upper portion of the film component is connected with a film outlet pump, and the film outlet pump is communicated with a normal water outlet. The normal water recycling device in the biotope enables the sewage treatment devices existing in the prior biotopes to be scientifically and reasonably integrated into integration equipment. Therefore, the normal water recycling device in the biotope is small in occupied space, low in investment cost and high in processing efficiency. After domestic sewage is disposed, yielding water can met a requirement for the normal water recycling.
Description
Technical field
The utility model relates to city domestic sewage to be handled and the reuse field, is specifically related to a kind of urban residence community life sewage processing and middle water recycling device.
Background technology
At present the situation of water resource of China is increasingly serious, and all there is lack of water phenomenon in various degree in national most of city, to the north of the lack of water situation in mahjong city particularly serious; The city resident inhabits among the biotope more, and the water demand amount is very big, wherein have the water of significant proportion relatively low to requirements in water quality, and middle water can satisfy this part water water quality requirement fully.
It is bigger to spray water requirements such as road and pouring vegetation in the water of urban cells, and required water-quality guideline is then lower, and middle water can meet the demands.Community life sewage is mainly derived from the sewage of toilet generation and the sewage that the kitchen produces, and does not contain poisonous objectionable impurities, and nitrogen and phosphorus content is higher relatively, and biodegradability is good, is suitable for biological treatment.MBBR is a kind of comparatively novel dirty waste water treatment process; Have the mud of need not and reflux, can not take place plurality of advantages such as sludge bulking, Pollutant Treatment efficient height, volumetric loading height; Can be used for the processing of underload organic pollutant; And good denitrification dephosphorization effect, be applicable to the biological treatment of sewage.Membrane treatment appts replaces the secondary sedimentation basins in the traditional waste water treatment process with membrane module, and respond well to holding back of suspended matter, floor space is little, and effluent quality can satisfy the requirement of middle water reuse.
These devices are provided with the operation use respectively at present, and it is big to make it floor space, increase investment and running cost, influence WWT and reclaim service efficiency.
The utility model content
There is the deficiency that floor space is big, investment running cost is high, processing efficiency is low in order to overcome existing urban cells sanitary sewage disposal with the device that reclaims use; The purpose of the utility model is: water recycling device in a kind of biotope is provided; This device can be with being integrally formed of the scientific and reasonable integration of existing community life sewage treatment unit equipment; Make it that floor space is little, investment cost is economized, processing efficiency is high; And sewage after treatment, the requirement of water reuse during its water outlet can be satisfied.
It is following that the utility model solves the technical scheme that its technical problem adopted:
Water recycling device in a kind of biotope comprises settling tank, MBBR and membrane treatment appts; One side of described settling tank is provided with water inlet pipe, and settling tank top is provided with retaining mud device, and the wall in this retaining mud device and the settling tank is fixing respectively, and the settling tank bottom is provided with shore pipe; A side that links to each other with settling tank at described MBBR is provided with pipe connecting, and MBBR links to each other with settling tank through pipe connecting; In MBBR, be distributed with floating stuffing, be provided with as the ellipse perforation gas distribution of aerating apparatus dull and stereotyped in the centre of MBBR bottom; Membrane module in the described membrane treatment appts places MBBR, and the top of this membrane module goes out water pump with film and links to each other, and this film goes out water pump and is connected with middle water water outlet.
Owing to adopt technique scheme, make the utility model compared with prior art, have following beneficial effect:
1, realize integrated sewage treating apparatus, treatment effect is good, does not produce secondary pollution
The utility model is integrated being integrally formed equipment with existing community life sewage treatment unit; Suspended solids deposition, biological treatment and solid-liquid separation are accomplished in an equipment; Water inlet is pending sewage, and effluent quality reaches middle water reuse water quality standard, and directly water carries out reuse in the conduct; Treatment effect is good, does not produce secondary pollution.Floor space is little simultaneously, and investment cost is economized, and running cost is low, and processing efficiency is high.
2, the coupling of MBBR and membrane treatment appts is good
The utility model has been realized the two coupling through the mode that plate film assembly is placed MBBR, incompatible phenomenon can not occur; The bubble that produces in the aeration process produces certain washing action to the film surface, helps the normal operation of membrane module; Membrane module produces barrier effect to floating stuffing, has prevented the generation of leakage effectively.
MBBR combines with membrane treatment process when handling sewage, and the mikrobe in the MBBR mainly is present on the moving-bed filler, and suspended biomass is less, and is less to the pollution level of film, can prolong its work-ing life.
3, making full use of of refuse, non-secondary pollution have been realized
Suspended solids is mainly ight soil in the sewage, and the settling tank bottom is provided with mud discharging device, and it is collected, and because of it contains the required nutritive substance of plant, can be used for agriculture compost etc., can not produce environment and pollute ecological, environmental protective.
4, have high economic benefit and environmental benefit
The utility model equipment one-time investment is low, and wherein used floating stuffing is produced by professional environmental protection company, stable in properties in water body, and anti-collision, loss is low, and working life is long, and is functional, has high economic benefit and environmental benefit.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
Fig. 1 is the structural representation of water recycling device in the utility model biotope.
Fig. 2 is the schematic top plan view of settling tank among Fig. 1.
Among the figure, 1. water inlet pipe 2. keeps off mud device, 3. shore pipe; 4. settling tank, 5. pipe connecting, 6. MBBR, 7. blow-down pipe; 8. oval perforation gas distribution is dull and stereotyped, 9. membrane module, 10. floating stuffing, 11. upflow tubes; 12. receive water receptacle, 13. air, 14. films go out water pump, water water outlet in 15..
Embodiment
Illustrated in figures 1 and 2 is an embodiment of water recycling device in the utility model biotope, and this device comprises settling tank 4, MBBR 6 and membrane treatment appts.One side of settling tank 4 is provided with water inlet pipe 1, and settling tank 4 tops are provided with retaining mud device 2 shown in Figure 2, and the wall of this retaining mud device and settling tank 4 is fixing respectively.Retaining mud device is circular retaining mud device, and hydraulics is preferable like this, when guaranteeing flow, has promoted the deposition of floating solid matter, helps to improve the sinking effect of swimmer.Settling tank 4 bottoms are provided with shore pipe 3.Settling tank 4 tops are rectangular parallelepiped, and the bottom is positive four jiaos of terrace with edges, and the bottom area of terrace with edge is less than topside area.The taper designs of settling tank 4 bottoms, hydraulics is better, helps the deposition of suspended solids such as ight soil in the sewage; The precipitated solid material is nontoxic, contains the necessary nutritive substance of crop growth, collects after suitable processing can be used for the farmland and topdresses ecological, environmental protective.The sedimentary mud of settling tank 4 through after a while collections reach a certain amount of after, discharge through mud discharging mouth 3, the solid matter of discharge can be made agricultural use.
A side that links to each other with settling tank 4 at MBBR 6 is provided with pipe connecting 5, and MBBR 6 links to each other with settling tank 4 through pipe connecting 5.Water inlet pipe 1 all places settling tank 4 tops with pipe connecting 5 and not on same sea line, and pipe connecting 5 is a little less than water inlet pipe 1, thereby forms certain drop, helps flowing of water body.In MBBR 6, be distributed with floating stuffing 10, floating stuffing 10 with 30%～70% empty bed than putting in the MBBR 6.Be provided with ellipse perforation gas distribution dull and stereotyped 8 as aerating apparatus in the centre of MBBR 6 bottoms; Aperture on this ellipse perforation gas distribution dull and stereotyped 8 is less; Be evenly distributed, dense moderate, the bubble of generation is middle small bubbles; The floating stuffing fluidisation is good, has prevented that effectively filler from gathering the generation of piling phenomenon.The mass transfer effect of oxygen is better, and gas distribution is even, does not have the anaerobism dead angle basically.
Floating stuffing 10 is realized rheomorphism in MBBR 6 under the aeration of ellipse perforation gas distribution dull and stereotyped 8.Present embodiment adopts complete spoil disposal method to hang film, makes the microbial film that adheres to suitable thickness on the filler; Living weight in the reactor drum exists with attached state and suspended state dual mode; Mikrobe is abundant; The microbial film solid retention time of attached state is long, helps the growth of nitrifier, and has formed the anaerobic-aerobic microenvironment; For the synchronous nitration and denitrification process provides condition, thereby make MBBR have denitrification effect preferably.Living weight in the reactor drum mainly is present on the moving-bed filler, and the suspended sludge amount is less, does not have sludge bulking, need not mud and refluxes.
Membrane module 9 in the membrane treatment appts places the middle part of MBBR 6, and the middle small bubbles that the aeration effect produces produce certain developing result to the film surface, has delayed the generation that film pollutes.The top of membrane module 9 goes out water pump 14 with film and links to each other, film go out realize under the suction of water pump 14 in the water water outlet, film goes out water pump 14 and is connected with middle water water outlet 15.
Be provided with an air 13 in MBBR 6 outsides, this air 13 links to each other with ellipse perforation gas distribution dull and stereotyped 8.Bottom central position at MBBR 6 is provided with blow-down pipe 7, can the water body in the MBBR 6 be emptied completely when needed.Be provided with the web plate of aperture in blow-down pipe 7 inside, prevent the loss of floating stuffing in the emptying process less than floating stuffing 10 sizes.On the top of MBBR 6 upflow tube 11 is set, when membrane module 9 operation is broken down, the overflow water outlet is entered receiving in the water receptacle 12 under the upflow tube 11.Upflow tube 11 set inside apertures prevent in the flooding process loss of floating stuffing less than the web plate of floating stuffing 10 sizes.The position of upflow tube 11 is corresponding with pipe connecting 5.
The working process of the utility model is following: community life sewage gets into settling tank 4 by water inlet pipe 1, at the bottom of most of suspended solids is deposited in the pond under the effect of retaining mud device 2; Supernatant gets into MBBR 6 through settling tank 4 rising pipes, and this moment, floating stuffing 10 is fluidisation fully, and sewage is carried out a biological disposal upon under the bubble effect that ellipse perforation gas distribution dull and stereotyped 8 produces; Sewage after biological treatment has been realized solid-liquid separation through membrane module 9, goes out water pump 14 by film and extracts out, and the middle water of formation flows out reuse by middle water water outlet 15.
Claims (7)
1. water recycling device in the biotope, it is characterized in that: water recycling device comprises settling tank, MBBR and membrane treatment appts in described; One side of described settling tank is provided with water inlet pipe, and settling tank top is provided with retaining mud device, and the wall in this retaining mud device and the settling tank is fixing respectively, and the settling tank bottom is provided with shore pipe; A side that links to each other with settling tank at described MBBR is provided with pipe connecting, and MBBR links to each other with settling tank through pipe connecting; In MBBR, be distributed with floating stuffing, be provided with as the ellipse perforation gas distribution of aerating apparatus dull and stereotyped in the centre of MBBR bottom; Membrane module in the described membrane treatment appts places MBBR, and the top of this membrane module goes out water pump with film and links to each other, and this film goes out water pump and is connected with middle water water outlet.
2. water recycling device in the biotope according to claim 1 is characterized in that: on same sea line, pipe connecting is not lower than water inlet pipe for the water inlet pipe of described settling tank and pipe connecting.
3. water recycling device in the biotope according to claim 1 is characterized in that: the retaining mud device that is arranged on settling tank top is circular retaining mud device.
4. water recycling device in the biotope according to claim 1 is characterized in that: the bottom at described MBBR is provided with blow-down pipe, and blow-down pipe inside is provided with the web plate of aperture less than the floating stuffing size.
5. water recycling device in the biotope according to claim 1; It is characterized in that: the top at described MBBR is provided with upflow tube; Upflow tube inside is provided with the web plate of aperture less than the floating stuffing size; The position of upflow tube is corresponding with pipe connecting, is provided with under the upflow tube to receive water receptacle.
6. water recycling device in the biotope according to claim 1 is characterized in that: described settling tank top is rectangular parallelepiped, and the bottom is positive four jiaos of terrace with edges, and the bottom area of terrace with edge is less than topside area.
7. water recycling device in the biotope according to claim 1 is characterized in that: the outside at described MBBR is provided with air, this air and dull and stereotyped linking to each other of ellipse perforation gas distribution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220286805 CN202625992U (en) | 2012-06-15 | 2012-06-15 | Normal water recycling device in biotope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220286805 CN202625992U (en) | 2012-06-15 | 2012-06-15 | Normal water recycling device in biotope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202625992U true CN202625992U (en) | 2012-12-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220286805 Expired - Fee Related CN202625992U (en) | 2012-06-15 | 2012-06-15 | Normal water recycling device in biotope |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103613196A (en) * | 2013-11-29 | 2014-03-05 | 浙江工业大学 | Integrated biological denitrification device and method for treating wastewater by using same |
| CN105858872A (en) * | 2016-03-28 | 2016-08-17 | 杭州师范大学 | Moving-bed biological membrane coupled osmosis membrane biological reactor |
| CN107096297A (en) * | 2017-05-24 | 2017-08-29 | 天津大学 | One kind is registered one's residence water reclamation system in formula |
-
2012
- 2012-06-15 CN CN 201220286805 patent/CN202625992U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103613196A (en) * | 2013-11-29 | 2014-03-05 | 浙江工业大学 | Integrated biological denitrification device and method for treating wastewater by using same |
| CN103613196B (en) * | 2013-11-29 | 2015-06-03 | 浙江工业大学 | Integrated biological denitrification device and method for treating wastewater by using same |
| CN105858872A (en) * | 2016-03-28 | 2016-08-17 | 杭州师范大学 | Moving-bed biological membrane coupled osmosis membrane biological reactor |
| CN107096297A (en) * | 2017-05-24 | 2017-08-29 | 天津大学 | One kind is registered one's residence water reclamation system in formula |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121226 Termination date: 20160615 |