CN102372360B - Biological sewage treatment device - Google Patents
Biological sewage treatment device Download PDFInfo
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- CN102372360B CN102372360B CN2010102727525A CN201010272752A CN102372360B CN 102372360 B CN102372360 B CN 102372360B CN 2010102727525 A CN2010102727525 A CN 2010102727525A CN 201010272752 A CN201010272752 A CN 201010272752A CN 102372360 B CN102372360 B CN 102372360B
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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 invention relates to a tower-type biological sewage treatment device comprising an aerobic reactor and a gas-liquid separation device arranged above the aerobic reactor, wherein a gas redistributor is arranged at an outlet on the upper part of the aerobic reactor, which is connected with liquid in the gas-liquid separation device so that the utilization efficiency of oxygen-containing gas in the aerobic reactor is increased, and the gas-liquid separation effect of the gas-liquid separation device is improved.
Description
Technical field
The present invention relates to a kind of biological sewage treatment device, a kind of tower biological sewage treatment device particularly, comprise aerobic reactor and the gas-liquid separation device that is arranged on the aerobic reactor top, the exit that wherein said aerobic reactor top is communicated with the gas-liquid separator fluid is provided with the gas redistributor.
Background technology
Usually, the aerobe of sewage is processed can obtain good water quality, but needs large energy to carry out aeration and can produce a large amount of solid mud.The anaerobic biological treatment power consumption of sewage does not produce extra mud less and substantially, but the water quality that obtains is usually relatively poor.Aerobic treatment and anaerobic treatment combination then can be learnt from other's strong points to offset one's weaknesses.But the material of most bio-oxidation can be converted into the methane consumption of energy and the mud increment reduces in the sewage in anaerobic reactor, and remaining pollutent can be converted into biomass and the carbonic anhydride (carbonic acid gas) of sludge form in aerobic reactor.Being combined on some large-scale plants of aerobic treatment and anaerobic treatment is particularly suitable.Yet such being combined in lacks magnetism usually in the packaged unit, because the benefit of bringing can't compensate the investment of increase usually, also because required floor space is larger.With aerobic device and the anaerobic device layout that is perpendicular to one another, for example in same tower, then make the combination of aerobic treatment and anaerobic treatment also can be suitable for packaged unit.
Chinese patent application CN2791027A discloses a kind of gas-liquid-solid three-phase biological fluidized-bed reactor for sewage disposal, wherein in reactor shell, be provided with at least vertically 1 riser tube, the outlet at riser tube top stretches in the guide shell of being located in the cylindrical shell of disengaging zone, the top of riser tube top exit is provided with gas-liquid-solid separator, reactor is provided with inlet pipe, the outlet of inlet pipe is stretched in the riser tube by the entrance of riser tube bottom, and is provided with water-in at the sidewall of fluidization regions cylindrical shell.
International Patent Application WO 96/23,735 disclose a kind of biological sewage treatment device, comprise as upflow anaerobic sludge blanket process (upflow anaerobic s1udge blanket, UASB) first part of reactor (described first part comprises mixing zone in the bottom, is used for collecting the plenum zone of methane bubble and the anaerobic reaction district between mixing zone and plenum zone at the top), and be installed in the second section as aerobic reactor on the up flow anaerobic sludge blanket reactor.
US Patent No. 6,063,273 couples of WO96/23,735 disclosed biological sewage treatment devices improve, introduced the third part as the anaerobic sludge buffer zone, the top of this buffer zone is limited by the dividing plate with opening, and the bottom is limited by gas collector, provides the air feeder of air/oxygen to be installed in this buffer zone top in the aerobic reactor.
In the disclosed device of above-mentioned document, oxygen-containing gas all imports aerobic reactor and mixing of materials wherein through air feeder.Common air feeder comprises for example aerator of gas distributor.Yet because space constraint, common air feeder is difficult to take full advantage of oxygen-containing gas in the small sewage biological treatment unit.Therefore, still need improved biological sewage treatment device to satisfy the various needs under the different situations.
Summary of the invention
In one aspect, the invention provides a kind of tower biological sewage treatment device, comprise aerobic reactor and the gas-liquid separator that is arranged on the aerobic reactor top, the exit that wherein said aerobic reactor top is communicated with the gas-liquid separator fluid is provided with the gas redistributor so that the material in the aerobic reactor enters gas-liquid separator by described gas redistributor.
Some embodiments according to tower biological sewage treatment device of the present invention, wherein said gas-liquid separator comprises the gas-liquid separation cylinder that arranges around described gas redistributor, and described gas-liquid separation cylinder extends upward the upper end that surpasses described gas redistributor is positioned at described gas redistributor top with formation the gas-liquid separation zone that is limited by gas redistributor upper surface and gas-liquid separator cartridge internal surface.
According to some embodiments of tower biological sewage treatment device of the present invention, wherein said outlet is at the middle part that is arranged on the aerobic reactor top board between aerobic reactor and the gas-liquid separator.
Some embodiments according to tower biological sewage treatment device of the present invention, wherein said aerobic reactor top board is cone-shaped hood, described outlet is arranged on the vertex of a cone place at described cone-shaped hood middle part, described cone-shaped hood upper surface limits liquid-solid separating region with tower wall internal surface and described gas-liquid separation tube outer surface, and has the slit passage between described cone-shaped hood and the tower wall to allow liquid-solid separating region to be communicated with fluid between the aerobic reactor.
Some embodiments according to tower biological sewage treatment device of the present invention, the lower end of wherein said gas-liquid separation cylinder can extend to form tapered slope downwards, wherein has the slit passage between tapered slope and the described cone-shaped hood to allow gas-liquid separation zone to be communicated with fluid between the liquid-solid separating region.
According to some embodiments of tower biological sewage treatment device of the present invention, wherein said tapered slope is fixed on the described cone-shaped hood by strut member.
Some embodiments according to tower biological sewage treatment device of the present invention, wherein be provided with the baffle plate of inwardly giving prominence to from the tower wall below the slit passage between cone-shaped hood and the tower wall, the height of this baffle plate approximates the width of this slit passage to avoid the bubble in the aerobic reactor zone to enter this slit passage.
Some embodiments according to tower biological sewage treatment device of the present invention, wherein said aerobic reactor top board is Bell jar, described outlet is arranged on the vertex of a cone place at described Bell jar middle part, described Bell jar upper surface limits liquid-solid separating region with tower wall internal surface and described gas-liquid separation tube outer surface, and has the slit passage between described Bell jar and the tower wall to allow liquid-solid separating region to be communicated with fluid between the aerobic reactor.
Some embodiments according to tower biological sewage treatment device of the present invention, the lower end of wherein said gas-liquid separation cylinder can extend to form tapered slope downwards, wherein has the slit passage between tapered slope and the described Bell jar to allow gas-liquid separation zone to be communicated with fluid between the liquid-solid separating region.
According to some embodiments of tower biological sewage treatment device of the present invention, wherein said tapered slope is fixed on the described Bell jar by strut member.
Some embodiments according to tower biological sewage treatment device of the present invention, wherein be provided with the baffle plate of inwardly giving prominence to from the tower wall below the slit passage between Bell jar and the tower wall, the height of this baffle plate approximates the width of this slit passage to avoid the bubble in the aerobic reactor zone to enter this slit passage.
According to some embodiments of tower biological sewage treatment device of the present invention, wherein said gas redistributor is aerator, preferred spiral aerator.Described gas redistributor is preferably any suitable aerator, such as spiral aerator, micro-hole aerator, board-like aerator, revolve mixed aerator, tube aerator, jetting type aerator etc.The preferred fixedly spiral aerator that uses is such as fixing simple helix aerator, fixedly duplex aerator or fixing triple helical aerator etc.
According to some embodiments of tower biological sewage treatment device of the present invention, also comprise the flow lifting type sludge bed reactor that is arranged on described aerobic reactor below and be arranged on aerobic reactor and the flow lifting type sludge bed reactor between the dividing plate with one or more openings.
Some embodiments according to tower biological sewage treatment device of the present invention, wherein said opening has unidirectional by device, and this unidirectional material of flow lifting type sludge bed reactor that allows by device enters aerobic reactor and stops the material of aerobic reactor to enter the flow lifting type sludge bed reactor by described opening by described opening.
According to some embodiments of tower biological sewage treatment device of the present invention, wherein said unidirectional by the device can be any suitable device that can allow one-directional fluid flow, be preferably any suitable check valve, vacuum breaker or unidirectional cover plate.Unidirectional cover plate can be single sheet, and its shape, size and position also are connected with dividing plate rotationally with the opening coupling, makes it can seal opening under the first state and stops fluid to pass through, and allows fluid to pass through under the second state.Single sheet can be the elastic sheet that is fixed on dividing plate upper shed edge, for example has elastic metal, plastics or rubber sheet.When opening was shape of slit, unidirectional cover plate also can be two and be separately fixed at the elastic sheet that the slit both sides rely on mutually on the dividing plate, for example have elastic metal, plastics or rubber sheet.When hydrodynamicpressure is greater than the top hydrodynamicpressure below the dividing plate, thus two elastic sheets crooked slit passages that allow fluid to pass through that separately form under the effect of pressure reduction.When dividing plate below hydrodynamicpressure during less than or equal to the top hydrodynamicpressure, the slit of enclosed baffle stops fluid to pass through thereby two elastic sheets recline under the effect of pressure reduction mutually.
According to some embodiments of tower biological sewage treatment device of the present invention, wherein said unidirectional be check valve, vacuum breaker or unidirectional cover plate by device.
Some embodiments according to tower biological sewage treatment device of the present invention, wherein be provided with one or more gas distributors at bottom and/or the middle part of described aerobic reactor, preferred aerator, more preferably fixing spiral aerator so that the gas that comprises oxygen for example air and/or oxygen are distributed in the aerobic reactor.Described gas distributor is preferably any suitable aerator, such as spiral aerator, micro-hole aerator, board-like aerator, revolve mixed aerator, tube aerator, jetting type aerator etc.The preferred fixedly spiral aerator that uses is such as fixing simple helix aerator, fixedly duplex aerator or fixing triple helical aerator etc.Described gas distributor can be arranged on any suitable position, dividing plate top.Allow liquid to enter from its lower end in the situation of (for example fixedly spiral aerator) at described gas distributor, described gas distributor (for example fixedly spiral aerator) is arranged on directly over described one or more openings basic, thereby makes the fluid from described opening enter described gas distributor to mix with gas with mixed solution.If allow, the unidirectional of described opening also can be positioned within the described gas distributor lower end by device.
According to some embodiments of tower biological sewage treatment device of the present invention, described flow lifting type sludge bed reactor can be up flow anaerobic sludge blanket reactor, the generation methane gas of working under the anaerobic reaction condition.Under these circumstances, if necessary, gas extractor can be set to collect and to derive methane gas (up flow anaerobic sludge blanket reactor of for example, describing among the US6063273 and methane gas collection device) below the described dividing plate in the top of described flow lifting type sludge bed reactor.
According to some embodiments of tower biological sewage treatment device of the present invention, described flow lifting type sludge bed reactor can be hydrolysis reactor, works under the condition take hydrolysis reaction as principal reaction.In the case, the methane content of generation is less can be ignored, so the methane gas collection device can omit.
According to some embodiments of tower biological sewage treatment device of the present invention, wherein be provided with tempering tank in the bottom of flow lifting type sludge bed reactor and be used for the former water of combined sewage and mud.
Some embodiments according to tower biological sewage treatment device of the present invention wherein are provided with the mud receiving tank in the bottom of flow lifting type sludge bed reactor.
According to some embodiments of tower biological sewage treatment device of the present invention, wherein be provided with outstanding aerobic sludge receiving tank downwards at the edge of dividing plate, this aerobic sludge receiving tank is communicated with the aerobic reactor fluid.
According to some embodiments of tower biological sewage treatment device of the present invention, comprise that also the material that allows in the aerobic sludge receiving tank enters the pipeline of flow lifting type sludge bed reactor.Valve and pump can be set with the flow of control or adjusting material in this pipeline.
According to some embodiments of tower biological sewage treatment device of the present invention, wherein said aerobic sludge receiving tank comprises and is arranged on the inner and/or outside ring groove of flow lifting type sludge bed reactor.According to other embodiments of tower biological sewage treatment device of the present invention, wherein said aerobic sludge receiving tank comprises one or more inner and/or outside bag-shaped grooves of flow lifting type sludge bed reactor that are arranged on.For example, when tower diameter is larger, ring groove or a plurality of bag-shaped groove can be set more effectively to realize the sedimentation of aerobic sludge; When tower diameter hour, a bag-shaped groove can only be set to save facility investment.When ring groove or packed groove are arranged on flow lifting type sludge bed reactor inner (in the tower), thereby described ring groove or packed groove can abut in the tower pars intramuralis with limiting with cell wall that dividing plate and tower wall are connected respectively by the tower wall, and described ring groove or packed groove are communicated with the opening that aerobic sludge sedimentation under action of gravity that can arrange by the corresponding position at dividing plate in one or more permission aerobic reactors enters the aerobic sludge receiving tank to be realized with fluid between the aerobic reactor.When ring groove or packed groove are arranged on flow lifting type sludge bed reactor outside (outside the tower), thereby described ring groove or packed groove can be connected the cell wall that is connected with the tower wall by Ta Bi and be limited and paste that to hang over the tower wall outside with the tower wall, and described ring groove or packed groove are communicated with the opening that aerobic sludge sedimentation under action of gravitation that can arrange by the corresponding position at the tower wall in one or more permission aerobic reactors enters the aerobic sludge receiving tank to be realized with fluid between the aerobic reactor.
Some embodiments according to tower biological sewage treatment device of the present invention, wherein have the outstanding aerobic sludge receiving tank that enters flow lifting type sludge bed reactor inner or outside (preferred inner) downwards in separator edge, this aerobic sludge receiving tank be communicated with the aerobic reactor fluid and with flow lifting type sludge bed reactor fluid isolation.
The inside or outside (preferred inner) that the aerobic sludge groove are arranged on flow lifting type sludge bed reactor under the dividing plate have not only simplified device structure, have reduced facility investment and occupation of land, have also improved aerobic sludge concentration and effect of settling.Such aerobic sludge groove is separated out at aerobic sludge general's oxygen-containing gas wherein in settling process and is returned aerobic reactor, so not only take full advantage of oxygen-containing gas, also so that the aerobic sludge in the aerobic sludge groove does not contain dissolved oxygen substantially, when being introduced the flow lifting type sludge bed reactor, can not disturb aerobic sludge wherein anaerobic reaction and/or hydrolysis reaction.
Some embodiments according to tower biological sewage treatment device of the present invention, wherein limited by Bell jar on the top of described aerobic reactor and have gas distributor for example aerator is particularly fixedly in the situation of spiral aerator, the material outlet that the lower edge of described Bell jar is lower than gas distributor can not enter described slit passage with the bubble of having guaranteed carrier of oxygen.In some cases, the lower edge of described Bell jar can be straight flange or the tapered edges of extending to the outer lower side, does not enter described slit passage with further assurance bubble.
Some embodiments according to tower biological sewage treatment device of the present invention, wherein be provided with the gas redistributor on described aerobic reactor top, when the small bubbles that leave gas distributor are condensed into larger bubble gradually in aerobic reactor, described gas redistributor can disperse to become small bubbles again with these air pockets, thereby utilized more fully the oxygen in the bubble, improved the efficient of aerobic reactor.Described gas redistributor can be any suitable gas liquid mixer, and preferred fixing spiral aerator is such as fixing simple helix aerator, fixedly duplex aerator or fixing triple helical aerator etc.Such aerobic reactor is simple in structure, convenient and reliable operation, easily maintenance.
According to some embodiments of tower biological sewage treatment device of the present invention, the opening part that wherein said gas redistributor is arranged on described Bell jar top makes the material after the part aerobic treatment enter described gas redistributor.Described gas redistributor can be any suitable gas liquid mixer, and preferred fixing spiral aerator is such as fixing simple helix aerator, fixedly duplex aerator or fixing triple helical aerator etc.The gas redistributor that arranges has so not only improved utilization ratio and the aerobic reaction efficiency of oxygen-containing gas, has also played the effect of buffering energy dissipating.Because material kinetic energy by the gas redistributor time reduces and air pocket wherein has been dispersed into small bubbles again, leave that bubble can relax in the material of gas redistributor, the liquid level of overflowing reposefully, be conducive to the separate discharge of gas.In some cases, the gas of the liquid level of steadily overflowing can directly discharge, and need not to arrange buffer air chamber, thereby has saved investment, operation and maintenance expense.
Some embodiments according to tower biological sewage treatment device of the present invention, wherein be provided with separator on the top of aerobic reactor, described separator can be any suitable separator, preferred gas-liquid-solid triphase separator is so that the gas in the material after the aerobic treatment, purify waste water and separate respectively, discharge and make aerobic sludge return the aerobic treatment device.
Some embodiments according to tower biological sewage treatment device of the present invention, the bottom of described triphase separator is limited with the outside surface that is arranged on described cone-shaped hood or the open-topped gas redistributor of Bell jar by described cone-shaped hood or Bell jar, be provided with the gas-liquid separation cylinder around described gas redistributor, described gas-liquid separation cylinder extends upward the upper end that surpasses described gas redistributor is positioned at gas redistributor top with formation the gas-liquid separation zone that is limited by gas redistributor upper surface and gas-liquid separator cartridge internal surface, and the outside surface of described cone-shaped hood or Bell jar, the internal surface of the outside surface of described gas-liquid separation cylinder and tower wall limits liquid-solid separating region, and wherein said liquid-solid separating region is communicated with the gas-liquid separation zone fluid with slit passage between the gas-liquid separation cylinder by described gas redistributor and passes through described cone-shaped hood or Bell jar and is communicated with the aerobic reactor fluid with slit passage between the tower wall.Material after the aerobic treatment enters gas-liquid separation zone after leaving the gas redistributor, discharges after making the bubble effusion liquid level in the material.Material behind the eliminating gas enters liquid-solid separating region by the slit passage between gas-liquid separation cylinder and the gas redistributor downwards, in liquid-solid separating region, as returning aerobic reactor by the slit passage between liquid-solid separating region lower taper cover or Bell jar and the tower wall behind the aerobic sludge sedimentation concentration of solid precipitation, discharge from the top of liquid-solid separating region as purifying waste water of supernatant liquor simultaneously.
Some embodiments according to tower biological sewage treatment device of the present invention, the lower end of described gas-liquid separation cylinder can extend to form tapered slope (or claim umbrella shape inclined-plane) downwards, wherein have the slit passage between tapered slope and cone-shaped hood or the Bell jar so that between gas-liquid separation zone and the liquid-solid separating region fluid be communicated with.Tapered slope can be parallel or not parallel with the upper surface of cone-shaped hood or Bell jar.The angle of tapered slope and tower wall is the angle less than any appropriate of 90 degree.Spacing between the outer rim of tapered slope and the tower wall can greater than, be equal to or less than the spacing between cone-shaped hood or Bell jar and the tower wall.Such tapered slope can make liquid-solid separating region bottom material be in the flow-pattern that is conducive to mud collision, absorption and reunites, thereby promotes the sedimentation of aerobic sludge.
According to some embodiments of tower biological sewage treatment device of the present invention, in described liquid-solid separating region, also be provided with swash plate or inclined tube to strengthen mud-water separation efficient, improve effluent quality.
Tower biological sewage treatment device of the present invention has that effluent quality is good, volumetric loading is high, save take up an area, sludge yield is low, on advantages such as the surrounding enviroment impact are little.Device of the present invention can improve utilization ratio and the aerobic reaction efficiency of oxygen-containing gas, improves the separate discharge of gas, and can reduce investment outlay, the operation and maintenance expense.
Description of drawings
Fig. 1 is that wherein the top of aerobic reactor is limited by Bell jar according to the structural representation of an embodiment of tower biological sewage treatment device of the present invention.
Fig. 2 is the structural representation of another embodiment of tower biological sewage treatment device of the present invention, and wherein the top of aerobic reactor is limited by cone-shaped hood.
Embodiment
Below in conjunction with accompanying drawing some embodiments of the present invention are further introduced, but be not intended to limit protection scope of the present invention.
Accompanying drawing 1 is the structural representation of an embodiment of tower biological sewage treatment device of the present invention, wherein said tower biological sewage treatment device comprise flow lifting type sludge bed reactor (101), aerobic reactor (102), separator (103) and be positioned at flow lifting type sludge bed reactor (101) and aerobic reactor (102) between dividing plate (30).These unit all are arranged on (for example high tower of 10-30 rice) within the single cylindrical tower (20).
The bottom of tower (20) is flow lifting type sludge bed reactor (101), its bottom is provided with mud receiving tank (28) and tempering tank (29), mud in the mud receiving tank (28) can be sent into tempering tank (29) by sludge pump (27) and mix with the former water of sewage from sewage feed-pipe (1), perhaps discharges by mud vent pipe (26).The former water of mixed sewage and returned sluge carry out anaerobic reaction and/or hydrolysis reaction in the reaction zone (2) of flow lifting type sludge bed reactor (101).The mud of tempering tank (29) is sent in control and the flow of the former water of sewage can form laminar flow upwards in the flow lifting type sludge bed reactor, mud wherein flow and the balance of sedimentation in stably be suspended in and form the mud bed in the flow lifting type sludge bed reactor, see through the clear liquid that the mud bed continues upwards to flow and enter aerobic reactor (102) by having unidirectional opening by device (23) on the dividing plate (30).Randomly, the gases such as methane that gas collector (for example US6, the gas skirt described in 063,273) (not shown) produces to collect anaerobic reaction can be set in dividing plate (30) below.Material with unidirectional opening by device (23) permission flow lifting type sludge bed reactor (101) enters aerobic reactor (102) and stops the material of aerobic reactor (102) to enter flow lifting type sludge bed reactor (101).
The middle part of tower is aerobic reactor (102), and its bottom is limited by dividing plate (30), and top is limited by the Bell jar with tapered edges (22) (8).The below of the slit passage (7) between Bell jar (8) and tower wall has the baffle plate (6) of inwardly giving prominence to from the tower wall, and the width that the height of baffle plate (6) approximated or be slightly larger than slit passage (7) enters slit passage (7) with the bubble of avoiding aerobic reactor zone (21).Fixedly spiral aerator (5) is arranged on the top of dividing plate (30), preferably faces opening (23).Fixedly the upper end of spiral aerator (5) preferably is higher than the tapered edges (22) of Bell jar (8) lower edge.Air-supply duct (4) with oxygen-containing gas for example air or oxygen send into fixedly spiral aerator (5).Material in oxygen-containing gas and the aerobic reactor and form small bubbles from the material of opening (23) blending dispersion in fixing spiral aerator (6) then enters aerobic reactor zone (21) and carries out aerobic reaction or aerobic treatment.Material after the aerobic treatment enters fixedly spiral aerator (18), makes air pocket wherein again be dispersed into small bubbles to take full advantage of oxygen wherein and to subdue entrained kinetic energy.
Be provided with the outstanding inner aerobic sludge receiving tank (3) of flow lifting type sludge bed reactor (101) that enters downwards at the edge of dividing plate (30), aerobic sludge receiving tank (3) be communicated with aerobic reactor (102) fluid and with flow lifting type sludge bed reactor (101) fluid isolation.The passage place that aerobic sludge groove (3) is communicated with aerobic reactor (102) fluid can arrange the taper chamfering (24) with opening.Aerobic sludge in the aerobic sludge groove (3) can enter tempering tank (29) by sludge pipe (25) and sludge pump (27), or discharges by mud vent pipe (26).
The top of tower (20) is separator (103).Enter gas delivery district (13) from the material of aerobic reactor after by spiral aerator (18).Because the air pocket in the material has been dispersed into small bubbles and the kinetic energy that carries is subdued in large quantities by spiral aerator (18), bubble is overflowed liquid level to gas collection district (14) reposefully in gas delivery district (13), then can pass through vapor pipe (15) and discharge.
Material behind the eliminating gas enters liquid-solid separating region (12) by the slit passage (19) between the slit passage (10) between gas-liquid separation cylinder (11) and the spiral aerator (18) and tapered slope (9) and the Bell jar (8) downwards, in liquid-solid separating region (12), as the aerobic reactor zone (21) that returns aerobic reactor (102) behind the aerobic sludge sedimentation concentration of solid precipitation by the slit passage (7) between liquid-solid separating region (12) below Bell jar (8) and the tower wall, enter simultaneously the catchment area (16) on liquid-solid separating region (12) top as purifying waste water of supernatant liquor, and discharge by water shoot (17).
Accompanying drawing 2 is structural representations of another embodiment of tower biological sewage treatment device of the present invention, and wherein the top of aerobic reactor (102) limits by having cone-shaped hood (8).The below of the slit passage (7) between cone-shaped hood (8) and tower wall has the baffle plate (6) of inwardly giving prominence to from the tower wall, and the width that the height of baffle plate (6) approximated or be slightly larger than slit passage (7) enters slit passage (7) with the bubble of avoiding aerobic reactor zone (21).
Below the mode of explanation has been described the present invention by way of example.But, should be appreciated that the present invention never only only limits to these embodiments.Those of ordinary skill can carry out various modifications or change to the present invention, and these modifications and change all belong to protection scope of the present invention.
Claims (70)
1. tower biological sewage treatment device, comprise aerobic reactor and the gas-liquid separator that is arranged on the aerobic reactor top, the exit that wherein said aerobic reactor top is communicated with the gas-liquid separator fluid is provided with the gas redistributor so that the material in the aerobic reactor enters gas-liquid separator by described gas redistributor; Described gas redistributor is gas liquid mixer.
2. according to claim 1 tower biological sewage treatment device, wherein said gas-liquid separator comprises the gas-liquid separation cylinder that arranges around described gas redistributor, and described gas-liquid separation cylinder extends upward the upper end that surpasses described gas redistributor is positioned at described gas redistributor top with formation the gas-liquid separation zone that is limited by gas redistributor upper surface and gas-liquid separator cartridge internal surface.
3. according to claim 2 tower biological sewage treatment device, wherein said outlet is at the middle part that is arranged on the aerobic reactor top board between aerobic reactor and the gas-liquid separator.
4. according to claim 3 tower biological sewage treatment device, wherein said aerobic reactor top board is cone-shaped hood, described outlet is arranged on the vertex of a cone place at described cone-shaped hood middle part, described cone-shaped hood upper surface limits liquid-solid separating region with tower wall internal surface and described gas-liquid separation tube outer surface, and has the slit passage between described cone-shaped hood and the tower wall to allow liquid-solid separating region to be communicated with fluid between the aerobic reactor.
5. according to claim 4 tower biological sewage treatment device, the lower end of wherein said gas-liquid separation cylinder extends to form tapered slope downwards, wherein has the slit passage between tapered slope and the described cone-shaped hood to allow gas-liquid separation zone to be communicated with fluid between the liquid-solid separating region.
6. according to claim 5 tower biological sewage treatment device, wherein said tapered slope is fixed on the described cone-shaped hood by strut member.
7. each tower biological sewage treatment device according to claim 4-6, wherein be provided with the baffle plate of inwardly giving prominence to from the tower wall below the slit passage between cone-shaped hood and the tower wall, the height of this baffle plate approximates or is slightly larger than the width of this slit passage to avoid the bubble in the aerobic reactor zone to enter this slit passage.
8. according to claim 3 tower biological sewage treatment device, wherein said aerobic reactor top board is Bell jar, described outlet is arranged on the vertex of a cone place at described Bell jar middle part, described Bell jar upper surface limits liquid-solid separating region with tower wall internal surface and described gas-liquid separation tube outer surface, and has the slit passage between described Bell jar and the tower wall to allow liquid-solid separating region to be communicated with fluid between the aerobic reactor.
9. according to claim 8 tower biological sewage treatment device, the lower end of wherein said gas-liquid separation cylinder extends to form tapered slope downwards, wherein has the slit passage between tapered slope and the described Bell jar to allow gas-liquid separation zone to be communicated with fluid between the liquid-solid separating region.
10. according to claim 9 tower biological sewage treatment device, wherein said tapered slope is fixed on the described Bell jar by strut member.
11. each tower biological sewage treatment device according to claim 8-10, wherein be provided with the baffle plate of inwardly giving prominence to from the tower wall below the slit passage between Bell jar and the tower wall, the height of this baffle plate approximates or is slightly larger than the width of this slit passage to avoid the bubble in the aerobic reactor zone to enter this slit passage.
12. each tower biological sewage treatment device according to claim 1-6 or among the 8-10, wherein said gas redistributor is aerator.
13. tower biological sewage treatment device according to claim 7, wherein said gas redistributor is aerator.
14. tower biological sewage treatment device according to claim 11, wherein said gas redistributor is aerator.
15. each tower biological sewage treatment device according to claim 1-6 or among the 8-10, wherein said gas redistributor is the spiral aerator.
16. tower biological sewage treatment device according to claim 7, wherein said gas redistributor is the spiral aerator.
17. tower biological sewage treatment device according to claim 11, wherein said gas redistributor is the spiral aerator.
18. according to claim 1-6, each tower biological sewage treatment device among the 8-10,13,14,16 or 17, wherein be provided with one or more gas distributors at bottom and/or the middle part of described aerobic reactor, described gas distributor is aerator.
19. tower biological sewage treatment device according to claim 7 wherein is provided with one or more gas distributors at bottom and/or the middle part of described aerobic reactor, described gas distributor is aerator.
20. tower biological sewage treatment device according to claim 11 wherein is provided with one or more gas distributors at bottom and/or the middle part of described aerobic reactor, described gas distributor is aerator.
21. tower biological sewage treatment device according to claim 12 wherein is provided with one or more gas distributors at bottom and/or the middle part of described aerobic reactor, described gas distributor is aerator.
22. tower biological sewage treatment device according to claim 15 wherein is provided with one or more gas distributors at bottom and/or the middle part of described aerobic reactor, described gas distributor is aerator.
23. according to claim 1-6, each tower biological sewage treatment device among the 8-10,13,14,16 or 17, wherein be provided with one or more gas distributors at bottom and/or the middle part of described aerobic reactor, described gas distributor is fixing spiral aerator.
24. tower biological sewage treatment device according to claim 7 wherein is provided with one or more gas distributors at bottom and/or the middle part of described aerobic reactor, described gas distributor is fixing spiral aerator.
25. tower biological sewage treatment device according to claim 11 wherein is provided with one or more gas distributors at bottom and/or the middle part of described aerobic reactor, described gas distributor is fixing spiral aerator.
26. tower biological sewage treatment device according to claim 12 wherein is provided with one or more gas distributors at bottom and/or the middle part of described aerobic reactor, described gas distributor is fixing spiral aerator.
27. tower biological sewage treatment device according to claim 15 wherein is provided with one or more gas distributors at bottom and/or the middle part of described aerobic reactor, described gas distributor is fixing spiral aerator.
28. according to claim 1-6, each tower biological sewage treatment device among 8-10,13,14,16,17,19-22 or the 24-27, also comprise the flow lifting type sludge bed reactor that is arranged on described aerobic reactor below and be arranged on aerobic reactor and the flow lifting type sludge bed reactor between the dividing plate with one or more openings.
29. tower biological sewage treatment device according to claim 7, also comprise the flow lifting type sludge bed reactor that is arranged on described aerobic reactor below and be arranged on aerobic reactor and the flow lifting type sludge bed reactor between the dividing plate with one or more openings.
30. tower biological sewage treatment device according to claim 11, also comprise the flow lifting type sludge bed reactor that is arranged on described aerobic reactor below and be arranged on aerobic reactor and the flow lifting type sludge bed reactor between the dividing plate with one or more openings.
31. tower biological sewage treatment device according to claim 12, also comprise the flow lifting type sludge bed reactor that is arranged on described aerobic reactor below and be arranged on aerobic reactor and the flow lifting type sludge bed reactor between the dividing plate with one or more openings.
32. tower biological sewage treatment device according to claim 15, also comprise the flow lifting type sludge bed reactor that is arranged on described aerobic reactor below and be arranged on aerobic reactor and the flow lifting type sludge bed reactor between the dividing plate with one or more openings.
33. tower biological sewage treatment device according to claim 18, also comprise the flow lifting type sludge bed reactor that is arranged on described aerobic reactor below and be arranged on aerobic reactor and the flow lifting type sludge bed reactor between the dividing plate with one or more openings.
34. tower biological sewage treatment device according to claim 23, also comprise the flow lifting type sludge bed reactor that is arranged on described aerobic reactor below and be arranged on aerobic reactor and the flow lifting type sludge bed reactor between the dividing plate with one or more openings.
35. tower biological sewage treatment device according to claim 28, wherein said opening has unidirectional by device, and this unidirectional material of flow lifting type sludge bed reactor that allows by device enters aerobic reactor and stops the material of aerobic reactor to enter the flow lifting type sludge bed reactor by described opening by described opening.
36. each tower biological sewage treatment device according to claim 29-34, wherein said opening has unidirectional by device, and this unidirectional material of flow lifting type sludge bed reactor that allows by device enters aerobic reactor and stops the material of aerobic reactor to enter the flow lifting type sludge bed reactor by described opening by described opening.
37. tower biological sewage treatment device according to claim 35, wherein said unidirectional be check valve or unidirectional cover plate by device.
38. tower biological sewage treatment device according to claim 36, wherein said unidirectional be check valve or unidirectional cover plate by device.
39. tower biological sewage treatment device according to claim 28, wherein said flow lifting type sludge bed reactor is up flow anaerobic sludge blanket reactor.
40. according to claim 29-35, each tower biological sewage treatment device in 37 or 38, wherein said flow lifting type sludge bed reactor is up flow anaerobic sludge blanket reactor.
41. tower biological sewage treatment device according to claim 36, wherein said flow lifting type sludge bed reactor is up flow anaerobic sludge blanket reactor.
42. tower biological sewage treatment device according to claim 28, wherein said flow lifting type sludge bed reactor is hydrolysis reactor.
43. according to claim 29-35, each tower biological sewage treatment device in 37 or 38, wherein said flow lifting type sludge bed reactor is hydrolysis reactor.
44. tower biological sewage treatment device according to claim 36, wherein said flow lifting type sludge bed reactor is hydrolysis reactor.
45. tower biological sewage treatment device according to claim 28 wherein is provided with tempering tank and is used for the former water of combined sewage and mud in the bottom of flow lifting type sludge bed reactor.
46. according to claim 29-35, each tower biological sewage treatment device among the 37-39,41,42 or 44, wherein be provided with tempering tank in the bottom of flow lifting type sludge bed reactor and be used for the former water of combined sewage and mud.
47. tower biological sewage treatment device according to claim 36 wherein is provided with tempering tank and is used for the former water of combined sewage and mud in the bottom of flow lifting type sludge bed reactor.
48. tower biological sewage treatment device according to claim 40 wherein is provided with tempering tank and is used for the former water of combined sewage and mud in the bottom of flow lifting type sludge bed reactor.
49. tower biological sewage treatment device according to claim 43 wherein is provided with tempering tank and is used for the former water of combined sewage and mud in the bottom of flow lifting type sludge bed reactor.
50. tower biological sewage treatment device according to claim 28 wherein is provided with the mud receiving tank in the bottom of flow lifting type sludge bed reactor.
51. according to claim 29-35,37-39,41,42,44,45 or 47-49 in each tower biological sewage treatment device, wherein be provided with the mud receiving tank in the bottom of flow lifting type sludge bed reactor.
52. tower biological sewage treatment device according to claim 36 wherein is provided with the mud receiving tank in the bottom of flow lifting type sludge bed reactor.
53. tower biological sewage treatment device according to claim 40 wherein is provided with the mud receiving tank in the bottom of flow lifting type sludge bed reactor.
54. tower biological sewage treatment device according to claim 43 wherein is provided with the mud receiving tank in the bottom of flow lifting type sludge bed reactor.
55. tower biological sewage treatment device according to claim 46 wherein is provided with the mud receiving tank in the bottom of flow lifting type sludge bed reactor.
56. tower biological sewage treatment device according to claim 28 wherein is provided with outstanding aerobic sludge receiving tank downwards at the edge of dividing plate, this aerobic sludge receiving tank is communicated with the aerobic reactor fluid.
57. according to claim 29-35, each tower biological sewage treatment device among 37-39,41,42,44,45,47-50 or the 52-55, wherein be provided with outstanding aerobic sludge receiving tank downwards at the edge of dividing plate, this aerobic sludge receiving tank is communicated with the aerobic reactor fluid.
58. tower biological sewage treatment device according to claim 36 wherein is provided with outstanding aerobic sludge receiving tank downwards at the edge of dividing plate, this aerobic sludge receiving tank is communicated with the aerobic reactor fluid.
59. tower biological sewage treatment device according to claim 40 wherein is provided with outstanding aerobic sludge receiving tank downwards at the edge of dividing plate, this aerobic sludge receiving tank is communicated with the aerobic reactor fluid.
60. tower biological sewage treatment device according to claim 43 wherein is provided with outstanding aerobic sludge receiving tank downwards at the edge of dividing plate, this aerobic sludge receiving tank is communicated with the aerobic reactor fluid.
61. tower biological sewage treatment device according to claim 46 wherein is provided with outstanding aerobic sludge receiving tank downwards at the edge of dividing plate, this aerobic sludge receiving tank is communicated with the aerobic reactor fluid.
62. 1 tower biological sewage treatment device wherein is provided with outstanding aerobic sludge receiving tank downwards at the edge of dividing plate according to claim 5, this aerobic sludge receiving tank is communicated with the aerobic reactor fluid.
63. according to claim 56 or 58-62 in each tower biological sewage treatment device, wherein said aerobic sludge receiving tank comprises and is arranged on the inner and/or outside ring groove of flow lifting type sludge bed reactor.
64. comprising, 7 tower biological sewage treatment device according to claim 5, wherein said aerobic sludge receiving tank be arranged on the inner and/or outside ring groove of flow lifting type sludge bed reactor.
65. according to claim 56 or 58-62 in each tower biological sewage treatment device, wherein said aerobic sludge receiving tank comprises one or more inner and/or outside bag-shaped grooves of flow lifting type sludge bed reactor that are arranged on.
66. 7 tower biological sewage treatment device according to claim 5, wherein said aerobic sludge receiving tank comprise one or more inner and/or outside bag-shaped grooves of flow lifting type sludge bed reactor that are arranged on.
67. according to claim 56, each tower biological sewage treatment device among the 58-62,64 or 66, comprise that also the material that allows in the aerobic sludge receiving tank enters the pipeline of flow lifting type sludge bed reactor.
68. 7 tower biological sewage treatment device comprises that also the material that allows in the aerobic sludge receiving tank enters the pipeline of flow lifting type sludge bed reactor according to claim 5.
69. 3 tower biological sewage treatment device comprises that also the material that allows in the aerobic sludge receiving tank enters the pipeline of flow lifting type sludge bed reactor according to claim 6.
70. 5 tower biological sewage treatment device comprises that also the material that allows in the aerobic sludge receiving tank enters the pipeline of flow lifting type sludge bed reactor according to claim 6.
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| CN2010102727525A CN102372360B (en) | 2010-08-06 | 2010-09-01 | Biological sewage treatment device |
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| CN201010247274.2 | 2010-08-06 | ||
| CN201010247274 | 2010-08-06 | ||
| CN2010102727525A CN102372360B (en) | 2010-08-06 | 2010-09-01 | Biological sewage treatment device |
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| CN102372360B true CN102372360B (en) | 2013-10-16 |
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| CN201010272739XA Active CN102372396B (en) | 2010-08-06 | 2010-09-01 | Biological sewage treatment device |
| CN2010102727525A Active CN102372360B (en) | 2010-08-06 | 2010-09-01 | Biological sewage treatment device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102372397B (en) * | 2010-08-06 | 2013-06-12 | 李进民 | Biological sewage treatment device |
| WO2012075615A1 (en) * | 2010-12-06 | 2012-06-14 | 南京大学 | Integrated bioreactor and use thereof and method for treating high content organic wastewater |
| CN103979670B (en) * | 2013-02-07 | 2016-04-06 | 李进民 | Tower biological sewage treatment device |
| CN103803705B (en) * | 2014-01-26 | 2015-05-13 | 浙江德安科技股份有限公司 | Novel sewage treatment device |
| CN105923768B (en) * | 2016-06-08 | 2019-02-12 | 张庆硕 | Ammonia oxidation reactor |
| CN106830319A (en) * | 2017-02-24 | 2017-06-13 | 中国科学技术大学 | A kind of integrated purifying device for Sewage Biological Treatment |
| CN108033632B (en) * | 2017-12-11 | 2023-10-17 | 金锣水务有限公司 | Pneumatic lifting device for sewage biological treatment equipment |
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| CN102372397B (en) * | 2010-08-06 | 2013-06-12 | 李进民 | Biological sewage treatment device |
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- 2010-09-01 CN CN2010205174420U patent/CN201999828U/en not_active Expired - Lifetime
- 2010-09-01 CN CN201010272739XA patent/CN102372396B/en active Active
- 2010-09-01 CN CN2010102727525A patent/CN102372360B/en active Active
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Also Published As
| Publication number | Publication date |
|---|---|
| CN102372396B (en) | 2013-06-19 |
| CN102372360A (en) | 2012-03-14 |
| CN102372396A (en) | 2012-03-14 |
| CN201883000U (en) | 2011-06-29 |
| CN201999828U (en) | 2011-10-05 |
| CN102372397A (en) | 2012-03-14 |
| CN102372397B (en) | 2013-06-12 |
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Application publication date: 20120314 Assignee: Linyi into the people water Co., Ltd. Assignor: Zhou Liankui|Li Jinmin Contract record no.: 2011370000340 Denomination of invention: Pressure type integrated biological treatment apparatus for sewage License type: Exclusive License Record date: 20110718 |
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Effective date of registration: 20220112 Address after: 276036 No. 890, Bancheng Town, Lanshan District, Linyi City, Shandong Province Patentee after: Gongs Water Co.,Ltd. Address before: 2736 Jinluo Science Park, Bancheng Town, Lanshan District, Linyi City, Shandong Province Patentee before: Li Jinmin Patentee before: Zhou Liankui |