CN207511920U - A kind of A3O+MBR integrated sewage treating apparatus - Google Patents
A kind of A3O+MBR integrated sewage treating apparatus Download PDFInfo
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- CN207511920U CN207511920U CN201721431186.1U CN201721431186U CN207511920U CN 207511920 U CN207511920 U CN 207511920U CN 201721431186 U CN201721431186 U CN 201721431186U CN 207511920 U CN207511920 U CN 207511920U
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Abstract
The utility model discloses a kind of A3O+MBR integrated sewage treating apparatus, it is related to integrated sewage treating apparatus field, there is bad Nitrogen/Phosphorus Removal, sludge bulking, sludge quantity for solving the prior art, it includes the pre- nitrification tank being sequentially communicated, anaerobic pond, anoxic pond, aerobic tank, MBR membrane modules pond and clear water reserviors, nitrification liquid reflux mechanism is provided between the aerobic tank and anoxic pond, sludge reflux mechanism is provided between the MBR membrane modules pond and anaerobic pond.It is high, simple in structure with integrated level, the advantages of sewage denitrification and dephosphorization effect is good, sludge yield is low, high area is required to use suitable for effluent quality.
Description
Technical field
The utility model is related to integrated sewage treating apparatus field, more particularly to a kind of A3O+MBR integrations
Sewage-treatment plant.
Background technology
A3O belongs to the sewage treatment process of Biological Nitrogen Removal Processe, increases pre- nitrification tank on the basis of A2O, removal
Nitrate nitrogen in sewage, sludge makes polyP bacteria in anaerobism section release phosphorus more thorough, improves nitrogen phosphorus ligands ability.Film-biology is anti-
It is a kind of that membrane separation technique and traditional wastewater biological treatment is organic to answer device (Membrane-Bioreactor, abbreviation MBR)
With reference to new and effective wastewater treatment and reuse technique, increasingly obtain extensive concern in international water-treatment technology field in recent years.
At home larger promotion and application have also been obtained in reused water processing engineering.
Total phosphorus in water, total nitrogen content be the important symbol of water body eutrophication degree, be to cause body eutrophication
The main reason for and material base.With China's industrialization and the quickening of Urbanization Progress process, the lake pollution and richness in China
Nutrient laden is quite serious.Some researches show that it is rich to cause water body compared with Rural Plane Source Pollution discharges for point-source pollution discharge in city
The risk higher of nutrient laden.With the development of wastewater treatment in China technology, wastewater treatment rate is also being continuously improved, but China's sewage
The shortcomings for the treatment of plant's generally existing high energy consumption, poor efficiency, underload.
Existing sewage-treatment plant water quality treatment is not ideal enough and stablizes, it sometimes appear that sludge bulking, sludge yield
Greatly.Some device integrations are not high, take up a large area, poor processing effect.
Utility model content
The purpose of this utility model is that：It is high, simple in structure to provide a kind of integrated level, sewage denitrification and dephosphorization effect is good, dirty
The small A3O+MBR integrated sewage treating apparatus of mud amount.
The utility model specifically uses following technical scheme to achieve these goals：
A kind of A3O+MBR integrated sewage treating apparatus, including the pre- nitrification tank, anaerobic pond, anoxic pond, good being sequentially communicated
Oxygen pond and clear water reserviors are provided with MBR membrane modules pond, are set between the aerobic tank and anoxic pond between the aerobic tank and clear water reserviors
Nitrification liquid reflux mechanism is equipped with, sludge reflux mechanism is provided between the MBR membrane modules pond and anaerobic pond.Sewage flows into pre- nitre
Change pond, be carbon dioxide and water by the carbon compound oxidation in organic matter, nitrogen is oxidized to nitrite nitrogen and nitre
Hydrochlorate nitrogen, P elements are oxidized to phosphate radical；Under anaerobic- anoxic- oxic alternate run, der Pilz will not amount reproduction, SVI mono-
As be less than 100, it is dirty to occur sludge Peng, so as to reduce sludge yield；Nitrification liquid is provided between aerobic tank and anoxic pond to return
Mechanism is flowed, in aerobic tank, organic matter is degraded by microbial biochemical, and continues to decline；Organic nitrogen is then nitrified by ammonification, is made
NH3- N concentration is remarkably decreased, but as nitrifying process makes NO3The concentration of-N increases, P with the excess ingestion of polyP bacteria, also with compared with
Fast speed declines；In anoxic pond, denitrifying bacterium makees carbon source using the organic matter in sewage, will be brought into backflow mixed liquor big
Measure NO3- N and NO2- N is reduced to N2Release is to air, therefore BOD5 concentration declines, NO3- N concentration significantly declines, and improves de-
The effect of nitrogen dephosphorization.
In order to improve effluent quality, the MBR membrane modules pond includes reaction tank and MBR membrane reactors, the MBR film reactions
Device includes collector pipe, water producing pipe, membrane support, membrane component case, oxygen system and aeration tube, one end of the water producing pipe and membrane component
Case connects, and the other end of water producing pipe, which is arranged on, to be catchmented on tube wall and connected with collector pipe, and the membrane support is arranged on membrane component
The quadrangle of case, the oxygen system are arranged below membrane component case and are connected with film frame, and the aeration tube is arranged on oxygen supply system
System is internal.Its principle is：Membrane component case and the circular aeration of oxygen system are immersed in by the membrane module that hollow-fibre membrane forms
Qu Zhong, since 0.1 micron of aperture of hollow-fibre membrane can prevent completely passing through for bacterium, so zoogloea and free bacteria is complete
Portion is retained in aeration tank, is only imported in collector pipe filtered water and is discharged, various outstanding so as to achieve the purpose that mud-water separation
Floating particles, bacterium, algae, turbidity and COD and organic matter are effectively removed, ensure that out aqueous suspension close to zero it is excellent
Good effluent quality.
For the ease of removing the solid refuse in pre- nitrification tank, the pre- nitrification tank upper end offers water inlet, pre- to nitrify
Grid room, the water inlet to be connected with the grid room there are one settings on the inner wall of pond upper end.Into the sewage of regulating reservoir
It first passes through grid room and carries out separation of solid and liquid, grid room is set to regulating reservoir top, convenient for removing the solid refuse of grid room in time
With safeguard grid.
In order to provide aerobic environment and cleaning membrane component, the bottom and middle part in the MBR membrane modules pond for MBR membrane modules pond
It is each provided with row's aeration tube.The bottom in MBR membrane modules pond and the aeration tube at middle part connect a Fans, sewage disposal dress respectively
When putting operation, the wind turbine of the aeration tube connection in MBR membrane module bottom of pond portion is only opened, aerobic environment is provided for MBR membrane modules；Cleaning
During membrane component, while two Fans are opened, flow is driven to be rinsed membrane component by increasing aeration quantity, to reach cleaning film
The purpose of element.
For the ease of controlling A3O+MBR integrated sewage treating apparatus, set between the MBR membrane modules pond and clear water reserviors
There is operation room, PLC control cabinet and chlorination equipment are installed in the operation room.PLC control cabinet connects sewage-treatment plant respectively
Using to sewage pump, the external suction pump of wind turbine, sludge circulation pump, MBR membrane components, it is each by PLC control cabinet centralized Control
A electrical equipment, easy to operation, reduction workload.
In order to improve the Nitrogen/Phosphorus Removal of sewage disposal device, the nitrification liquid reflux mechanism includes sewage pump and sewage
Pipe, the sewage pump are arranged on operation room bottom, and the both ends of the sewage pipe are respectively protruding into aerobic tank and anoxic pond, sewage pipe with
The equal sealed set in the junction of aerobic tank and anoxic pond.Its principle is：In aerobic tank, organic matter is dropped by microbial biochemical
Solution, and continue to decline；Organic nitrogen is then nitrified by ammonification, makes NH3- N concentration is remarkably decreased, but as nitrifying process makes NO3-N
Concentration increase, P is also declined with faster speed with the excess ingestion of polyP bacteria；In anoxic pond, denitrifying bacterium utilizes dirt
Organic matter in water makees carbon source, will bring a large amount of NO in backflow mixed liquor into3- N and NO2- N is reduced to N2Release is to air, therefore
BOD5 concentration declines, NO3- N concentration significantly declines.
In order to ensure that the processing capacity of sludge is in stable state, the sludge reflux mechanism includes sludge circulation pump and dirt
Mud pipe, the sludge circulation pump are arranged on operation room bottom, and the both ends of the sludge pipe are respectively protruding into MBR membrane modules pond and anaerobism
Pond sludge pipe and the equal sealed set in junction in MBR membrane modules pond and anaerobic pond.Its principle is：Returned sludge adds by microorganism
The cultivation cycle of new sludge is shortened in speed breeding.
In order to avoid sludge bulking, the bottom in the MBR membrane modules pond is additionally provided with dredge pump, and sewage is lost in discharge in time
The sludge of processing capacity.
For the ease of prosecution sewage-treatment plant, it is both provided at the top of the pre- nitrification tank, MBR membrane modules pond and clear water reserviors
Observation window is both provided with interior staircase on the inner wall of pre- nitrification tank, MBR membrane modules pond and clear water reserviors.
Membrane component uses Kynoar and polyolefine material, the chemical stabilization that Kynoar and polyolefin have its excellent
Property, inoxidizability and stain resistance, are most promising membrane materials.
In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are：
1. nitrification liquid is set to flow back mechanism and sludge reflux mechanism, A3O+MBR integrated sewage treating apparatus is in anaerobism-lack
Under oxygen-aerobic alternate run, der Pilz will not amount reproduction, sludge bulking will not occur for SVI general 100.
2. being provided with nitrification liquid reflux mechanism between aerobic tank and anoxic pond, in aerobic tank, organic matter is given birth to by microorganism
Change degradation, and continue to decline；Organic nitrogen is then nitrified by ammonification, makes NH3- N concentration is remarkably decreased, but as nitrifying process makes
NO3The concentration of-N increases, and P is also declined with the excess ingestion of polyP bacteria with faster speed；In anoxic pond, denitrifying bacterium
Make carbon source using the organic matter in sewage, a large amount of NO will be brought in backflow mixed liquor into3- N and NO2- N is reduced to N2It discharges to air,
Therefore BOD5 concentration declines, NO3- N concentration significantly declines, and improves the effect of denitrogenation dephosphorizing.
3. it is immersed in membrane component case and the circular aeration zone of oxygen system by the membrane module that hollow-fibre membrane forms, due to
The aperture that 0.1 micron of hollow-fibre membrane can prevent completely passing through for bacterium, so zoogloea and free bacteria are all retained in
In aeration tank, only filtered water is imported in collector pipe and is discharged, so as to achieve the purpose that mud-water separation, various suspended particulates,
Bacterium, algae, turbidity and COD and organic matter are effectively removed, and ensure that out excellent water outlet of the aqueous suspension close to zero
Water quality.
4. grid room on the inner wall of pre- nitrification tank upper end is set and is connected with water inlet.Convenient for removing grid room in time
Solid refuse and safeguard grid.
The bottom in 5.MBR membrane modules pond and the aeration tube at middle part connect a Fans respectively, by opening two Fans, increase
Add aeration quantity to clean membrane component, avoid passing through external force cleaning and membrane component is damaged.
Description of the drawings
The utility model will illustrate by specific embodiment and with reference to the appended drawing, wherein：
Fig. 1 is a kind of structure diagram of A3O+MBR integrated sewage treating apparatus of the utility model；
Reference numeral：1-pre- nitrification tank, 2-anaerobic pond, 3-anoxic pond, 4-aerobic tank, 5-MBR membrane modules pond, 6-
Clear water reserviors, 7-nitrification liquid reflux mechanism, 8-sludge reflux mechanism, 9-reaction tank, 10-MBR membrane reactors, 11-membrane component
Case, 12-oxygen system, 13-water inlet, 14-grid room, 15-sewage pump, 16-sewage pipe, 17-sludge circulation pump,
18-sludge pipe, 19-operation room.
Specific embodiment
In order to which those skilled in the art are better understood from the utility model, below in conjunction with the accompanying drawings with following embodiment to this
Utility model is described in further detail.
Embodiment 1
As shown in Figure 1, a kind of A3O+MBR integrated sewage treating apparatus, including be sequentially communicated pre- nitrification tank 1, anaerobism
Pond 2, anoxic pond 3, aerobic tank 4 and clear water reserviors 6 are provided with MBR membrane modules pond 5 between the aerobic tank 4 and clear water reserviors 6, described
Nitrification liquid reflux mechanism 7 is provided between aerobic tank 4 and anoxic pond 3, is provided between the MBR membrane modules pond 5 and anaerobic pond
Sludge reflux mechanism 8.
The MBR membrane modules pond 5 includes reaction tank 9 and MBR membrane reactors 10, and the MBR membrane reactors 10 include catchmenting
Pipe, water producing pipe, membrane support, membrane component case 11, oxygen system 12 and aeration tube, one end and the membrane component case of the water producing pipe connect
Logical, the other end of water producing pipe, which is arranged on, to be catchmented on tube wall and is connected with collector pipe, and the membrane support is arranged on membrane component case
Quadrangle, the oxygen system are arranged below membrane component case and are connected with film frame, and the aeration tube is arranged on oxygen system 12
It is internal.
Embodiment 2
As shown in Figure 1, a kind of A3O+MBR integrated sewage treating apparatus, including be sequentially communicated pre- nitrification tank 1, anaerobism
Pond 2, anoxic pond 3, aerobic tank 4 and clear water reserviors 6 are provided with MBR membrane modules pond 5 between the aerobic tank 4 and clear water reserviors 6, described
Nitrification liquid reflux mechanism 7 is provided between aerobic tank 4 and anoxic pond 3, is provided between the MBR membrane modules pond 5 and anaerobic pond
Sludge reflux mechanism 8.
The MBR membrane modules pond 5 includes reaction tank 9 and MBR membrane reactors 10, and the MBR membrane reactors 10 include catchmenting
Pipe, water producing pipe, membrane support, membrane component case 11, oxygen system 12 and aeration tube, one end and the membrane component case of the water producing pipe connect
Logical, the other end of water producing pipe, which is arranged on, to be catchmented on tube wall and is connected with collector pipe, and the membrane support is arranged on membrane component case
Quadrangle, the oxygen system are arranged below membrane component case and are connected with film frame, and the aeration tube is arranged on oxygen system 12
It is internal.
1 upper end of pre- nitrification tank offers water inlet 13, and there are one grid rooms for setting on the inner wall of pre- 1 upper end of nitrification tank
14, the water inlet 13 is connected with the grid room 14.
Operation room 19 is provided between the MBR membrane modules pond 5 and clear water reserviors 6, PLC is also equipped in the operation room 19
Control cabinet and chlorination equipment.
The nitrification liquid reflux mechanism 7 includes sewage pump 15 and sewage pipe 16, and the sewage pump 15 is arranged on operation room 19
Bottom, the both ends of the sewage pipe 16 are respectively protruding into aerobic tank 4 and anoxic pond 3, sewage pipe 16 and aerobic tank 4 and anoxic pond 3
The equal sealed set in junction.
The sludge reflux mechanism 8 includes sludge circulation pump 17 and sludge pipe 18, and the sludge circulation pump 17 is arranged on behaviour
19 bottom between work, the both ends of the sludge pipe 18 are respectively protruding into MBR membrane modules pond 5 and 2 sludge pipe 18 of anaerobic pond and MBR membrane modules
The equal sealed set in pond 5 and the junction of anaerobic pond 2.
The pre- nitrification tank 1, MBR membrane modules pond 5 and 6 top of clear water reserviors are both provided with observation window, pre- nitrification tank 1, MBR films
Interior staircase is both provided on the inner wall of component pool 5 and clear water reserviors 6.
Embodiment 3
As shown in Figure 1, a kind of A3O+MBR integrated sewage treating apparatus, including be sequentially communicated pre- nitrification tank 1, anaerobism
Pond 2, anoxic pond 3, aerobic tank 4 and clear water reserviors 6 are provided with MBR membrane modules pond 5 between the aerobic tank 4 and clear water reserviors 6, described
Nitrification liquid reflux mechanism 7 is provided between aerobic tank 4 and anoxic pond 3, is provided between the MBR membrane modules pond 5 and anaerobic pond
Sludge reflux mechanism 8.
The MBR membrane modules pond 5 includes reaction tank 9 and MBR membrane reactors 10, and the MBR membrane reactors 10 include catchmenting
Pipe, water producing pipe, membrane support, membrane component case 11, oxygen system 12 and aeration tube, one end and the membrane component case of the water producing pipe connect
Logical, the other end of water producing pipe, which is arranged on, to be catchmented on tube wall and is connected with collector pipe, and the membrane support is arranged on membrane component case
Quadrangle, the oxygen system are arranged below membrane component case and are connected with film frame, and the aeration tube is arranged on oxygen system 12
It is internal.
1 upper end of pre- nitrification tank offers water inlet 13, and there are one grid rooms for setting on the inner wall of pre- 1 upper end of nitrification tank
14, the water inlet 13 is connected with the grid room 14.
The bottom and middle part in the MBR membrane modules pond 5 are each provided with row's aeration tube.
Operation room 19 is provided between the MBR membrane modules pond 5 and clear water reserviors 6, PLC is also equipped in the operation room 19
Control cabinet and chlorination equipment.
The nitrification liquid reflux mechanism 7 includes sewage pump 15 and sewage pipe 16, and the sewage pump 15 is arranged on operation room 19
Bottom, the both ends of the sewage pipe 16 are respectively protruding into aerobic tank 4 and anoxic pond 3, sewage pipe 16 and aerobic tank 4 and anoxic pond 3
The equal sealed set in junction.
The sludge reflux mechanism 8 includes sludge circulation pump 17 and sludge pipe 18, and the sludge circulation pump 17 is arranged on behaviour
19 bottom between work, the both ends of the sludge pipe 18 are respectively protruding into MBR membrane modules pond 5 and 2 sludge pipe 18 of anaerobic pond and MBR membrane modules
The equal sealed set in pond 5 and the junction of anaerobic pond 2.
The bottom in the MBR membrane modules pond 5 is additionally provided with dredge pump.
The pre- nitrification tank 1, MBR membrane modules pond 5 and 6 top of clear water reserviors are both provided with observation window, pre- nitrification tank 1, MBR films
Interior staircase is both provided on the inner wall of component pool 5 and clear water reserviors 6.
Embodiment 4
As shown in Figure 1, a kind of A3O+MBR integrated sewage treating apparatus, including be sequentially communicated pre- nitrification tank 1, anaerobism
Pond 2, anoxic pond 3, aerobic tank 4 and clear water reserviors 6 are provided with MBR membrane modules pond 5 between the aerobic tank 4 and clear water reserviors 6, described
Nitrification liquid reflux mechanism 7 is provided between aerobic tank 4 and anoxic pond 3, is provided between the MBR membrane modules pond 5 and anaerobic pond
Sludge reflux mechanism 8.
The MBR membrane modules pond 5 includes reaction tank 9 and MBR membrane reactors 10, and the MBR membrane reactors 10 include catchmenting
Pipe, water producing pipe, membrane support, membrane component case 11, oxygen system 12 and aeration tube, one end and the membrane component case of the water producing pipe connect
Logical, the other end of water producing pipe, which is arranged on, to be catchmented on tube wall and is connected with collector pipe, and the membrane support is arranged on membrane component case
Quadrangle, the oxygen system are arranged below membrane component case and are connected with film frame, and the aeration tube is arranged on oxygen system 12
It is internal.
1 upper end of pre- nitrification tank offers water inlet 13, and there are one grid rooms for setting on the inner wall of pre- 1 upper end of nitrification tank
14, the water inlet 13 is connected with the grid room 14.
The bottom and middle part in the MBR membrane modules pond 5 are each provided with row's aeration tube.
Operation room 19 is provided between the MBR membrane modules pond 5 and clear water reserviors 6, PLC is also equipped in the operation room 19
Control cabinet and chlorination equipment.
The nitrification liquid reflux mechanism 7 includes sewage pump 15 and sewage pipe 16, and the sewage pump 15 is arranged on operation room 19
Bottom, the both ends of the sewage pipe 16 are respectively protruding into aerobic tank 4 and anoxic pond 3, sewage pipe 16 and aerobic tank 4 and anoxic pond 3
The equal sealed set in junction.
The sludge reflux mechanism 8 includes sludge circulation pump 17 and sludge pipe 18, and the sludge circulation pump 17 is arranged on behaviour
19 bottom between work, the both ends of the sludge pipe 18 are respectively protruding into MBR membrane modules pond 5 and 2 sludge pipe 18 of anaerobic pond and MBR membrane modules
The equal sealed set in pond 5 and the junction of anaerobic pond 2.
The bottom in the MBR membrane modules pond 5 is additionally provided with dredge pump.
The preferred embodiment of the above, only the utility model, is not intended to limit the utility model, the utility model
Scope of patent protection be subject to claims, what every specification and accompanying drawing content with the utility model was made is equal
Structure change similarly should be included in the scope of protection of the utility model.
Claims (9)
1. a kind of A3O+MBR integrated sewage treating apparatus, including the pre- nitrification tank (1), anaerobic pond (2), anoxic being sequentially communicated
Pond (3), aerobic tank (4) and clear water reserviors (6), it is characterised in that：MBR films are provided between the aerobic tank (4) and clear water reserviors (6)
Component pool (5) is provided with nitrification liquid reflux mechanism (7), the MBR membrane modules pond between the aerobic tank (4) and anoxic pond (3)
(5) sludge reflux mechanism (8) is provided between anaerobic pond.
2. A3O+MBR integrated sewage treating apparatus according to claim 1, it is characterised in that：The MBR membrane modules pond
(5) including reaction tank (9) and MBR membrane reactors (10), the MBR membrane reactors (10) include collector pipe, water producing pipe, film branch
Frame, membrane component case (11), oxygen system (12) and aeration tube, one end of the water producing pipe are connected with membrane component case, water producing pipe
The other end, which is arranged on, to be catchmented on tube wall and is connected with collector pipe, and the membrane support is arranged on the quadrangle of membrane component case, the confession
Oxygen system is arranged below membrane component case and is connected with film frame, and it is internal that the aeration tube is arranged on oxygen system (12).
3. A3O+MBR integrated sewage treating apparatus according to claim 1, it is characterised in that：The pre- nitrification tank (1)
Upper end offers water inlet (13), and there are one grid room (14), the water inlets for setting on the inner wall of pre- nitrification tank (1) upper end
(13) it is connected with the grid room (14).
4. A3O+MBR integrated sewage treating apparatus according to claim 1, it is characterised in that：The MBR membrane modules pond
(5) bottom and middle part is each provided with row's aeration tube.
5. A3O+MBR integrated sewage treating apparatus according to claim 1, it is characterised in that：The MBR membrane modules pond
(5) operation room (19) is provided between clear water reserviors (6), PLC control cabinet is also equipped in the operation room (19) and disinfection fills
It puts.
6. A3O+MBR integrated sewage treating apparatus according to claim 5, it is characterised in that：The nitrification liquid reflux
Mechanism (7) includes sewage pump (15) and sewage pipe (16), and the sewage pump (15) is arranged on operation room (19) bottom, the sewage
The both ends of pipe (16) are respectively protruding into aerobic tank (4) and anoxic pond (3), sewage pipe (16) and aerobic tank (4) and the company of anoxic pond (3)
Connect the equal sealed set in place.
7. A3O+MBR integrated sewage treating apparatus according to claim 1, it is characterised in that：The sludge reflux machine
Structure (8) includes sludge circulation pump (17) and sludge pipe (18), and the sludge circulation pump (17) is arranged on operation room (19) bottom, institute
The both ends for stating sludge pipe (18) are respectively protruding into MBR membrane modules pond (5) and anaerobic pond (2) sludge pipe (18) and MBR membrane modules pond (5)
With the equal sealed set in junction of anaerobic pond (2).
8. A3O+MBR integrated sewage treating apparatus according to claim 1, it is characterised in that：The MBR membrane modules pond
(5) bottom is additionally provided with dredge pump.
9. A3O+MBR integrated sewage treating apparatus according to claim 2, it is characterised in that：The pre- nitrification tank
(1), be both provided with observation window at the top of MBR membrane modules pond (5) and clear water reserviors (6), pre- nitrification tank (1), MBR membrane modules pond (5) and
Interior staircase is both provided on the inner wall of clear water reserviors (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721431186.1U CN207511920U (en) | 2017-10-31 | 2017-10-31 | A kind of A3O+MBR integrated sewage treating apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721431186.1U CN207511920U (en) | 2017-10-31 | 2017-10-31 | A kind of A3O+MBR integrated sewage treating apparatus |
Publications (1)
| Publication Number | Publication Date |
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| CN207511920U true CN207511920U (en) | 2018-06-19 |
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ID=62537670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201721431186.1U Active CN207511920U (en) | 2017-10-31 | 2017-10-31 | A kind of A3O+MBR integrated sewage treating apparatus |
Country Status (1)
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108821517A (en) * | 2018-07-31 | 2018-11-16 | 中交信远(北京)建设工程有限公司 | A kind of sewage disposal device and its processing method |
| CN109912129A (en) * | 2019-04-02 | 2019-06-21 | 湖南金旅凌志环保设备有限公司 | A kind of wind, light complementation rural sewage treatment system |
-
2017
- 2017-10-31 CN CN201721431186.1U patent/CN207511920U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108821517A (en) * | 2018-07-31 | 2018-11-16 | 中交信远(北京)建设工程有限公司 | A kind of sewage disposal device and its processing method |
| CN109912129A (en) * | 2019-04-02 | 2019-06-21 | 湖南金旅凌志环保设备有限公司 | A kind of wind, light complementation rural sewage treatment system |
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