CN203360217U - Dual-aeration MBR (membrane bioreactor) membrane tank provided with spherical ultraviolet sewage disinfection device - Google Patents
Dual-aeration MBR (membrane bioreactor) membrane tank provided with spherical ultraviolet sewage disinfection device Download PDFInfo
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- CN203360217U CN203360217U CN 201320290971 CN201320290971U CN203360217U CN 203360217 U CN203360217 U CN 203360217U CN 201320290971 CN201320290971 CN 201320290971 CN 201320290971 U CN201320290971 U CN 201320290971U CN 203360217 U CN203360217 U CN 203360217U
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- mbr membrane
- aeration
- sewage
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- membrane cisterna
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Abstract
The utility model discloses a dual-aeration MBR membrane tank provided with a spherical ultraviolet sewage disinfection device. The dual-aeration MBR membrane tank is characterized by comprising a water collecting tank which is divided into an MBR membrane tank and a biochemical aeration tank by a partition board, wherein a valve is arranged on the partition board, an aeration device is communicated with the bottoms of the MBR membrane tank and the biochemical aeration tank, and a water suction pump and an ultraviolet disinfection device are arranged on a water discharge pipe of the MBR membrane tank sequentially. The dual-aeration MBR membrane tank provided with the spherical ultraviolet sewage disinfection device is simple in structure, the dissolved oxygen in sewage is increased, and the oxygen consumption of an MBR is satisfied; and through thorough ultraviolet disinfection, the quality of the treated sewage is improved, the sewage treatment efficiency is further improved, and the sewage treatment speed is further increased.
Description
Technical field
The utility model belongs to technical field of sewage, specifically, relates to a kind of dual aeration MBR membrane cisterna of spherical sewage ultraviolet disinfecting device.
Background technology
Aeration is a kind of means that air is contacted strongly with water, and its purpose is airborne oxygen is dissolved in the water, or unwanted gas and volatile matter in water are banished in air.In other words, it is a kind of means that promote exchange of substance between gas and liquid.The effect of aeration, except delivering oxygen in water, also have the effect of accelerating in water, volatilizable material is taken the water surface out of.Most of organism often has volatility, although some organism volatility is very low, still needs to carry out aeration and is processed.
MLSS(mixed liquor suspended solid, MLSS concentration in the MBR membrane bioreactor adopted in sewage disposal now) very high, oxygen-consumption is higher than traditional biological treatment, and only for the MBR membrane bioreactor, be provided with a small amount of aerating apparatus in existing sewage disposal, make the dissolved oxygen amount in water often can not meet the consumption of MBR membrane bioreactor, cause can not reaching standard by the sewage after the MBR Membrane Bioreactor for Wastewater Treatment.
And wastewater disinfection is the water treatment procedure of the pathogenic micro-organism of kill harmful in sanitary sewage and some industrial wastewater treatment system.Not only exist a large amount of bacteriums in sanitary sewage and some trade effluent, and often contain virus, amoeba sporangiocyst etc.They can't be exterminated by general wastewater treatment process.In urban sewage treatment system, ordinary biofilter can only be removed intestinal bacteria 80-90%, and activated sludge process also can only be removed 90-95%.In order to prevent the spread of disease, sewage generally, after machinery, biochemical second-stage treatment, still needs disinfection sometimes.
Wastewater disinfection ultraviolet ray commonly used now carries out disinfection to sewage, and routine is exactly that the disinfection by ultraviolet light canal is set, ultraviolet lamp carries out illumination-based disinfection to the sewage in the uv sterilisation canal, and be provided with whipping appts in canal, sterilization while stirring, but this device is not thorough to wastewater disinfection, particularly thorough not to the wastewater disinfection of canal bottom, and the many whipping apptss stirrings of channel water power consumption is large, power consumption is many, and cost is high.
The prior art shortcoming: MBR membrane bioreactor oxygen-consumption is large, and existing aerating apparatus can not dissolve abundant oxygen in water, can not meet the consumption of MBR membrane bioreactor to oxygen; The cost that the uv sterilisation canal is built is high, and the large inconvenience cleaning of device, and the sterilization to sewage in sterilizing process is thorough not, and consumed energy is large, and power consumption is many, and cost further improves.
Summary of the invention
For solving above technical problem, the purpose of this utility model be to provide a kind of can meet the MBR membrane bioreactor to the consumption of oxygen, improve wastewater treatment efficiency, uv sterilisation thoroughly, dual aeration MBR membrane cisterna low and the spherical sewage ultraviolet disinfecting device that cost is low consumes energy.
The utility model purpose is achieved in that
A kind of dual aeration MBR membrane cisterna of spherical sewage ultraviolet disinfecting device, its key is: comprise water collecting basin, this water collecting basin is divided into MBR membrane cisterna and two ponds of biochemical aeration tank by dividing plate, described dividing plate is provided with valve, all be communicated with aerating apparatus at the bottom of the pond of described biochemical aeration tank and MBR membrane cisterna, be provided with successively water suction pump and ultra violet sterilizer on the rising pipe of described MBR membrane cisterna, described ultra violet sterilizer comprises protecting tube and sewage transparent tube, described protecting tube is set on described sewage transparent tube, be provided with at least one ultraviolet lamp between this protecting tube inwall and described sewage transparent tube outer wall, the described sewage transparent tube that is positioned at described protecting tube is formed by connecting by the pipeline of at least 2 sections evagination globulates.
Adopt said structure, biochemical aeration tank first carries out Air Exposure to sewage, increase the dissolved oxygen amount of sewage, and, except volatile organic compound in decontaminated water, then pass through valve, sewage in biochemical aeration tank is entered to MBR membrane cisterna limit and carry out blast aeration, being carried out a biological disposal upon and membrane filtration in limit, has further increased dissolved oxygen amount, improved biological treatment efficiency, improve the speed that the MBR film is processed, saved the treatment time of sewage; Wherein the protecting tube of ultra violet sterilizer can block ultraviolet light, prevent the injury of UV-light to the people, and ultraviolet lamp can carry out to the water flow through in the sewage transparent tube uv sterilisation, and the tubular structure of protecting tube, the effect that UV-light is there is to optically focused, and can extend the open-assembly time of water body under ultraviolet lamp by the sewage transparent tube that the pipeline of multistage evagination globulate is connected to form, and increased the irradiated area of ultraviolet light, improved disinfection efficiency and effect.
Above-mentioned protecting tube closed at both ends, described sewage transparent tube two ends pass respectively described protecting tube two blind ends.Adopt said structure, stretch out the sewage transparent tube two ends of protection pipeline as joint, be connected with sewer line respectively; And the protecting tube closed at both ends has further prevented that ultraviolet light from overflowing human body generation injury.
Above-mentioned protecting tube is that metallic iron or stainless steel are made.Adopt said structure, protecting tube can prevent the UV-light transmission, and metallic iron or stainless steel can effectively be protected inner sewage transparent tube.
Scribble light reflecting material on the inwall of above-mentioned protecting tube.Adopt said structure, light reflecting material can carry out omnibearing sterilization to the water in the sewage transparent tube by luminous reflectance, sterilizes more thorough.
Above-mentioned ultraviolet lamp is fixed on the outer wall of the inwall of described protecting tube or described sewage transparent tube.Adopt said structure, ultraviolet lamp is fixed on the outer wall of protecting tube inwall or sewage transparent tube, and fixedly ultraviolet lamp, can not cause the collision injury of ultraviolet lamp to the sewage transparent tube.
Above-mentioned aerating apparatus comprises aeration tube and gas blower, and described aeration tube is positioned at water collecting basin, and this aeration tube one end stretches out described water collecting basin and is connected with gas blower.Adopt said structure, by gas blower, think air blast in aeration tube, the pore of aeration tube is ventilated in pond, thereby reach the effect of blast aeration.
Above-mentioned MBR membrane cisterna is comprised of pond and MBR membrane bioreactor, described MBR membrane bioreactor is positioned at described pond, the rising pipe of this MBR membrane bioreactor is connected with water suction pump, described aeration tube is positioned at described basin bottom, and this aeration tube one end stretches out described pond and is connected with described gas blower.Adopt said structure, the sewage after processing by biochemical aeration tank is discharged in pond by valve, by water suction pump, by obtaining sewage suction MBR membrane bioreactor in pond, is processed, and then by water pipe, discharges.
The inhalent siphon of above-mentioned biochemical aeration tank is provided with the fine fack strainer.Adopt said structure, the sewage that the fine fack strainer can will enter before biochemical aeration tank is anticipated, and the materials such as solid that volume is larger filter, and are conducive to next step aeration and biological treatment.
Be equipped with mud return line at the bottom of above-mentioned MBR membrane cisterna and biochemical aeration tank pond, described mud return line is provided with sludge reflux pump.Adopt said structure, in aeration process, along with the growth and breeding of organic degraded and active sludge, sludge quantity constantly increases, and therefore the excess sludge of forming section arranges sludge reflux equipment at the bottom of pond, and mud is got rid of in time.
Beneficial effect:
The dual aeration MBR membrane cisterna that the present invention is a kind of spherical sewage ultraviolet disinfecting device, simple in structure, increased the dissolved oxygen amount in sewage, met the consumption of MBR membrane bioreactor to oxygen; And add uv sterilisation thoroughly, the sewage quality after making to process is improved, and has also improved its efficiency to sewage disposal and speed.
The accompanying drawing explanation
The structural representation that Fig. 1 is embodiment 1;
The structural representation that Fig. 2 is embodiment 2.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail:
Embodiment 1:
As shown in Figure 1: a kind of dual aeration MBR membrane cisterna of spherical sewage ultraviolet disinfecting device, comprise water collecting basin, this water collecting basin is divided into MBR membrane cisterna 1 and 2 two ponds of biochemical aeration tank by dividing plate 3, described dividing plate 3 is provided with valve 3a, all be communicated with aerating apparatus at the bottom of the pond of described biochemical aeration tank 2 and MBR membrane cisterna 1, be provided with successively water suction pump 6 and ultra violet sterilizer on the rising pipe of described MBR membrane cisterna 1, described ultra violet sterilizer comprises protecting tube 10 and sewage transparent tube 11, described protecting tube 10 is set on described sewage transparent tube 11, be arranged with 2 ultraviolet lamps 12 between these protecting tube 10 inwalls and described sewage transparent tube 11 outer walls, described ultraviolet lamp 12 is fixed on the inwall of described protecting tube 10, the described sewage transparent tube 11 that is positioned at described protecting tube 10 is formed by connecting by the pipeline of 7 sections evagination globulates, described protecting tube 10 closed at both ends, described sewage transparent tube 11 two ends pass respectively 10 liang of blind ends of described protecting tube, and this protecting tube 10 is made for metallic iron or stainless steel, and scribbles light reflecting material on its inwall.
Wherein said aerating apparatus comprises aeration tube 4 and gas blower 5, and described aeration tube is positioned at water collecting basin, and these aeration tube 4 one ends stretch out described water collecting basin and are connected with gas blower 5.
Wherein said MBR membrane cisterna 1 is comprised of pond 1a and MBR membrane bioreactor 1b, described MBR membrane bioreactor 1b is positioned at described pond 1a, the rising pipe of this MBR membrane bioreactor 1b is connected with water suction pump 6, described aeration tube 4 is positioned at described pond 1a bottom, and these aeration tube 4 one ends stretch out described pond 1a and are connected with described gas blower 5.
The inhalent siphon of wherein said biochemical aeration tank 2 is provided with fine fack strainer 7.
Be equipped with mud return line 8 at the bottom of wherein said MBR membrane cisterna 1 and biochemical aeration tank 2 ponds, described mud return line 8 is provided with sludge reflux pump 9.
Embodiment 2:
As shown in Figure 2: a kind of dual aeration MBR membrane cisterna of spherical sewage ultraviolet disinfecting device, comprise water collecting basin, this water collecting basin is divided into MBR membrane cisterna 1 and 2 two ponds of biochemical aeration tank by dividing plate 3, described dividing plate 3 is provided with valve 3a, all be communicated with aerating apparatus at the bottom of the pond of described biochemical aeration tank 2 and MBR membrane cisterna 1, be provided with successively water suction pump 6 and ultra violet sterilizer on the rising pipe of described MBR membrane cisterna 1, described ultra violet sterilizer comprises protecting tube 10 and sewage transparent tube 11, described protecting tube 10 is set on described sewage transparent tube 11, be arranged with 2 ultraviolet lamps 12 between these protecting tube 10 inwalls and described sewage transparent tube 11 outer walls, described ultraviolet lamp 12 is fixed on the outer wall of described sewage transparent tube 11, the described sewage transparent tube 11 that is positioned at described protecting tube 10 is formed by connecting by the pipeline of 7 sections evagination globulates, described protecting tube 10 closed at both ends, described sewage transparent tube 11 two ends pass respectively 10 liang of blind ends of described protecting tube, and this protecting tube 10 is made for metallic iron or stainless steel, and scribbles light reflecting material on its inwall.
Wherein said aerating apparatus comprises aeration tube 4 and gas blower 5, and described aeration tube is positioned at water collecting basin, and these aeration tube 4 one ends stretch out described water collecting basin and are connected with gas blower 5.
Wherein said MBR membrane cisterna 1 is comprised of pond 1a and MBR membrane bioreactor 1b, described MBR membrane bioreactor 1b is positioned at described pond 1a, the rising pipe of this MBR membrane bioreactor 1b is connected with water suction pump 6, described aeration tube 4 is positioned at described pond 1a bottom, and these aeration tube 4 one ends stretch out described pond 1a and are connected with described gas blower 5.
The inhalent siphon of wherein said biochemical aeration tank 2 is provided with fine fack strainer 7.
Be equipped with mud return line 8 at the bottom of wherein said MBR membrane cisterna 1 and biochemical aeration tank 2 ponds, described mud return line 8 is provided with sludge reflux pump 9.
Claims (9)
1. the dual aeration MBR membrane cisterna of a spherical sewage ultraviolet disinfecting device, it is characterized in that: comprise water collecting basin, this water collecting basin is divided into MBR membrane cisterna (1) and (2) two ponds of biochemical aeration tank by dividing plate (3), described dividing plate (3) is provided with valve (3a), all be communicated with aerating apparatus at the bottom of the pond of described biochemical aeration tank (2) and MBR membrane cisterna (1), be provided with successively water suction pump (6) and ultra violet sterilizer on the rising pipe of described MBR membrane cisterna (1), described ultra violet sterilizer comprises protecting tube (10) and sewage transparent tube (11), described protecting tube (10) is set on described sewage transparent tube (11), be provided with at least one ultraviolet lamp (12) between this protecting tube (10) inwall and described sewage transparent tube (11) outer wall, the described sewage transparent tube (11) that is positioned at described protecting tube (10) is formed by connecting by the pipeline of at least 2 sections evagination globulates.
2. the dual aeration MBR membrane cisterna of spherical sewage ultraviolet disinfecting device according to claim 1, it is characterized in that: described protecting tube (10) closed at both ends, described sewage transparent tube (11) two ends pass respectively described protecting tube (10) two blind ends.
3. according to the dual aeration MBR membrane cisterna of the described spherical sewage ultraviolet disinfecting of claim 1 or 2 device, it is characterized in that: described protecting tube (10) is made for metallic iron or stainless steel.
4. the dual aeration MBR membrane cisterna of spherical sewage ultraviolet disinfecting device according to claim 3, is characterized in that: on the inwall of described protecting tube (10), scribble light reflecting material.
5. according to the dual aeration MBR membrane cisterna of claim 1 or 2 or 4 described spherical sewage ultraviolet disinfecting devices, it is characterized in that: described ultraviolet lamp (12) is fixed on the outer wall of the inwall of described protecting tube (10) or described sewage transparent tube (11).
6. the dual aeration MBR membrane cisterna of spherical sewage ultraviolet disinfecting device according to claim 1, it is characterized in that: described aerating apparatus comprises aeration tube (4) and gas blower (5), described aeration tube is positioned at water collecting basin, and these aeration tube (4) one ends stretch out described water collecting basin and are connected with gas blower (5).
7. the dual aeration MBR membrane cisterna of spherical sewage ultraviolet disinfecting device according to claim 6, it is characterized in that: described MBR membrane cisterna (1) is comprised of pond (1a) and MBR membrane bioreactor (1b), described MBR membrane bioreactor (1b) is positioned at described pond (1a), the rising pipe of this MBR membrane bioreactor (1b) is connected with water suction pump (6), and described aeration tube (4) is positioned at described pond (1a)
Bottom, these aeration tube (4) one ends stretch out described pond (1a) and are connected with described gas blower (5).
8. the dual aeration MBR membrane cisterna of spherical sewage ultraviolet disinfecting device according to claim 7, it is characterized in that: the inhalent siphon of described biochemical aeration tank (2) is provided with fine fack strainer (7).
9. according to the dual aeration MBR membrane cisterna of claim 1 or 6 or 8 described spherical sewage ultraviolet disinfecting devices, it is characterized in that: be equipped with mud return line (8) at the bottom of described MBR membrane cisterna (1) and biochemical aeration tank (2) pond, described mud return line (8) is provided with sludge reflux pump (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320290971 CN203360217U (en) | 2013-05-24 | 2013-05-24 | Dual-aeration MBR (membrane bioreactor) membrane tank provided with spherical ultraviolet sewage disinfection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320290971 CN203360217U (en) | 2013-05-24 | 2013-05-24 | Dual-aeration MBR (membrane bioreactor) membrane tank provided with spherical ultraviolet sewage disinfection device |
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| Publication Number | Publication Date |
|---|---|
| CN203360217U true CN203360217U (en) | 2013-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320290971 Expired - Lifetime CN203360217U (en) | 2013-05-24 | 2013-05-24 | Dual-aeration MBR (membrane bioreactor) membrane tank provided with spherical ultraviolet sewage disinfection device |
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| Country | Link |
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| CN (1) | CN203360217U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109052678A (en) * | 2018-08-23 | 2018-12-21 | 林元甲 | Sewage-treatment plant is used in a kind of machining |
-
2013
- 2013-05-24 CN CN 201320290971 patent/CN203360217U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109052678A (en) * | 2018-08-23 | 2018-12-21 | 林元甲 | Sewage-treatment plant is used in a kind of machining |
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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 | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 400020 Jiangbei District, Chongqing construction of new West Road, No. 1, No. 2, MCC building, building 14 Patentee after: CHONGQING TAIKE ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Address before: 400020 Jiangbei District, Chongqing construction of new West Road, No. 1, No. 2, MCC building, building 14 Patentee before: Chongqing Taike Environmental Protection Engineering Equipment Co.,Ltd. |
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| CX01 | Expiry of patent term |
Granted publication date: 20131225 |
|
| CX01 | Expiry of patent term |