CN207143230U - New and effective anaerobic fermentation bioreactor of dynamic membrane - Google Patents
New and effective anaerobic fermentation bioreactor of dynamic membrane Download PDFInfo
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- CN207143230U CN207143230U CN201721019895.9U CN201721019895U CN207143230U CN 207143230 U CN207143230 U CN 207143230U CN 201721019895 U CN201721019895 U CN 201721019895U CN 207143230 U CN207143230 U CN 207143230U
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Abstract
The utility model discloses a kind of new and effective anaerobic fermentation bioreactor of dynamic membrane, the reactor includes bio-reaction zone, decanting zone, solid-liquid displacement zone, plenum zone and water-bath heat-insulation layer；Bio-reaction zone includes charging aperture, mud discharging mouth and agitator；Solid-liquid displacement zone includes Dynamic Membrane, Dynamic Membrane supporting layer, double-deck pad, retainer plate, fixed screw and discharge outlet；Plenum zone is located at reactor head, is connected by exhaust outlet through water-sealed drainage bottle with gas collection tank pipeline；Water-bath heat-insulation layer includes water-bath import and water-bath exports, and is connected with constant temperature water bath through circulating pump conduit.The advantages of the utility model patent, is mainly reflected in：Anaerobic fermentation system SRT and HRT independent regulation and control can be realized；Zymogenic retention in reactor can be effectively increased, is more easy to realize the stable operation of efficient anaerobic fermentation system；Dynamic Membrane lower cost for material, it is readily disassembled replacing.
Description
Technical field
The utility model belongs to field of solid waste treating technology, more particularly to new and effective anaerobic fermentation Dynamic Membrane life
Thing reactor.
Background technology
Bioreactor of dynamic membrane is a kind of novel process for being combined dynamic membrane filtering technology and biological treatment
Technique.Compared with conventional membrane bioreactor, bioreactor of dynamic membrane while membrane biological reactor process advantage is retained,
Can be greatly lowered the cost of filter assemblies, at the same also have effluent quality is excellent, flux is big, contamination resistance significantly improves,
Fouling membrane removes the advantages that simple and energy consumption is small.The technique unit is considered as a kind of stain disease treatment technology of great potential,
But it is rarely reported in the application of the field of solid waste treatment such as anaerobic fermentation.
Realize that solid waste resource recovery and energy are the effective ways for alleviating energy scarcity and noxious waste pollution.
Anaerobic fermentation system can be by solid waste (such as：Excess sludge, stalk or excrement etc.) it is converted into energy gas.Structure letter
Single efficient anaerobic fermentation system, it is the important prerequisite of its a wide range of popularization and application.By adding different pretreatment measures, energy
Enough gas producing efficiencies for improving fermentation system to a certain extent, but cost of investment increase.At present, fermented in anaerobic fermentation reactor
Liquid and zymophyte are more difficult all in the state that is thoroughly mixed, corresponding sludge retention time (SRT) and hydraulic detention time (HRT) greatly
Separate so that zymophyte a large amount of enrichments difficult to realize in fermentation system, so as to limit fermentation system processing to a certain extent
The further raising of load.Therefore, exploitation one kind can realize that SRT and HRT is individually controlled, cost is cheap and control is simple high
Effect anaerobic fermentation reactor seems particularly necessary.
Utility model content
The shortcomings that in order to overcome above-mentioned prior art, the purpose of this utility model are to provide a kind of new and effective anaerobism hair
Ferment bioreactor of dynamic membrane, anaerobic fermentation system SRT and HRT independent regulation and control can be realized；Reactor can be effectively increased
Interior zymogenic retention, it is more easy to realize the stable operation of efficient anaerobic fermentation system；Required Dynamic Membrane lower cost for material, and easily
In dismounting and change.
To achieve these goals, the technical solution adopted in the utility model is：
New and effective anaerobic fermentation bioreactor of dynamic membrane, bio-reaction zone, decanting zone are provided with the reactor, is consolidated
Liquid Disengagement zone, plenum zone and water-bath heat-insulation layer；Wherein, reactor head sets charging aperture, and bottom sets mud discharging mouth, reaction
There is agitator in device；Water-bath heat-insulation layer is the outer wall interlayer of reactor, and for realizing the insulation of reactor, solid-liquid displacement zone is located at
The middle part of reactor, decanting zone are located at below solid-liquid displacement zone, and bio-reaction zone is located at below decanting zone, and plenum zone is located at
Above solid-liquid displacement zone；The solid-liquid displacement zone includes Dynamic Membrane, and Dynamic Membrane is placed among double-deck pad, by retainer plate and
Fixed screw is fixed on Dynamic Membrane supporting layer, and the position in the side wall of reactor corresponding to solid-liquid displacement zone is provided with discharge outlet；
The plenum zone is connected by exhaust outlet through water-sealed drainage bottle with gas collection tank pipeline；The water-bath heat-insulation layer enters including water-bath
Mouth and water-bath outlet, it is connected with constant temperature water bath through circulating pump conduit.
Further, the agitating shaft of the agitator passes through plenum zone, solid-liquid displacement zone and decanting zone, stirring vane position
In bio-reaction zone.
Further, the decanting zone is inverted vertebra platform shape.
Further, the level inclination that vertebra platform is inverted in the decanting zone is 45-60 °.
Further, the Dynamic Membrane membrane pores size is 200-500 mesh, and material is nylon wire or stainless (steel) wire.
Further, the solid-liquid displacement zone is located at the 1/2-2/3 of height for reactor.
Further, the plenum zone accounts for the 1/3 of reactor volume.
Compared with prior art, the beneficial effects of the utility model are：
(1) anaerobic fermentation system SRT and HRT independent regulation and control can be realized；
(2) zymogenic retention can be effectively increased, is more easy to realize the stable operation of efficient anaerobic fermentation system；
(3) Dynamic Membrane lower cost for material, it is readily disassembled replacing.
Brief description of the drawings
Fig. 1 is the utility model structure diagram (vertical profile regards)；
Fig. 2 is the utility model structure diagram (top view)；
Fig. 3 is the utility model solid-liquid displacement zone structural representation (vertical profile regards)；
Fig. 4 is the utility model solid-liquid displacement zone structural representation (top view)；
Fig. 5 be in Fig. 4 A to zoomed-in view.
Wherein, bio-reaction zone 1, decanting zone 2, solid-liquid displacement zone 3, plenum zone 4, water-bath heat-insulation layer 5, charging aperture
11st, mud discharging mouth 12, agitator 13, Dynamic Membrane 31, Dynamic Membrane supporting layer 32, double-deck pad 33, retainer plate 34, fixed screw 35,
Discharge outlet 36, exhaust outlet 41, water-bath import 51, water-bath outlet 52.
Embodiment
Describe embodiment of the present utility model in detail with reference to the accompanying drawings and examples.
As shown in figure 1, new and effective anaerobic fermentation bioreactor of dynamic membrane, it is characterised in that set in the reactor
There are bio-reaction zone 1, decanting zone 2, solid-liquid displacement zone 3, plenum zone 4 and water-bath heat-insulation layer 5；Wherein, reactor head is set
Charging aperture 11 is put, bottom sets mud discharging mouth 12, has agitator 13 in reactor；Water-bath heat-insulation layer 5 is the outer wall interlayer of reactor,
For realizing the insulation of reactor, solid-liquid displacement zone 3 is located at the middle part of reactor, and decanting zone 2 is located at the lower section of solid-liquid displacement zone 3,
Bio-reaction zone 1 is located at the lower section of decanting zone 2, and plenum zone 4 is located at the top of solid-liquid displacement zone 3；The solid-liquid displacement zone 3 includes
Dynamic Membrane 31, Dynamic Membrane 31 are placed among double-deck pad 33, and Dynamic Membrane branch is fixed on by retainer plate 34 and fixed screw 35
Support on layer 32, the position in the side wall of reactor corresponding to solid-liquid displacement zone 3 is provided with discharge outlet 36；The plenum zone 4 is logical
Exhaust outlet 41 is crossed to be connected with gas collection tank pipeline through water-sealed drainage bottle；The water-bath heat-insulation layer 5 includes water-bath import 51 and water-bath goes out
Mouth 52, it is connected with constant temperature water bath through circulating pump conduit.
Further, the agitating shaft of the agitator 13 passes through plenum zone 4, solid-liquid displacement zone 3 and decanting zone 2, stirring
Blade is located at bio-reaction zone 1.
Further, the decanting zone 2 is inverted vertebra platform shape.
Further, the level inclination that vertebra platform is inverted in the decanting zone 2 is 45-60 °.
Further, the membrane pores size of Dynamic Membrane 31 is 200-500 mesh, and material is nylon wire or stainless (steel) wire.
Further, the solid-liquid displacement zone 3 is located at the 1/2-2/3 of height for reactor.
Further, the plenum zone 4 accounts for the 1/3 of reactor volume.
Workflow of the present utility model is as follows：Solid waste to be fermented is added in reactor by charging aperture 11, is being stirred
Mix and be well mixed with zymophyte in reactor in the presence of device 13, be hydrolyzed, be acidified in bio-reaction zone 1, acetoxylation and production
Methane process；Caused gas gradually rises up to plenum zone 4, through exhaust outlet 41 to gas collection purification devices；Do not ferment
Complete solid waste filters with zymophyte in solid Disengagement zone 3 through Dynamic Membrane 31, realizes separation of solid and liquid；Zymotic fluid is through draining
The discharge of mouth 36 is pending, and solid waste and zymophyte are trapped within Dynamic Membrane, forms cake layer, then progressively disengages sinking,
Through settling zone 2 biological fermentation process is continued to participate in into bio-reaction zone 1.Hereby it is achieved that anaerobic fermentation system SRT and HRT
Individually control, zymophyte quantity is further lifted, realizes the stable operation of efficient anaerobic fermentation system.
The way of realization that content described in this specification embodiment is only conceived to the utility model being enumerated, this practicality
New protection domain is not construed as being only limitted to the concrete form that embodiment is stated, the scope of protection of the utility model
And in those skilled in the art according to the utility model design it is conceivable that equivalent technologies mean.
Claims (7)
1. new and effective anaerobic fermentation bioreactor of dynamic membrane, it is characterised in that be provided with bio-reaction zone in the reactor
(1), decanting zone (2), solid-liquid displacement zone (3), plenum zone (4) and water-bath heat-insulation layer (5)；Wherein, reactor head is set
Charging aperture (11), bottom set mud discharging mouth (12), have agitator (13) in reactor；Water-bath heat-insulation layer (5) is the outer of reactor
Wall interlayer, for realizing the insulation of reactor, solid-liquid displacement zone (3) are located at the middle part of reactor, and decanting zone (2) are positioned at solid-liquid point
From below area (3), bio-reaction zone (1) is located at below decanting zone (2), and plenum zone (4) is located on solid-liquid displacement zone (3)
Side；The solid-liquid displacement zone (3) includes Dynamic Membrane (31), and Dynamic Membrane (31) is placed among double-deck pad (33), passes through fixation
Circle (34) and fixed screw (35) are fixed on Dynamic Membrane supporting layer (32), and solid-liquid displacement zone is corresponded in the side wall of reactor
(3) position is provided with discharge outlet (36)；The plenum zone (4) is by exhaust outlet (41) through water-sealed drainage bottle and gas collection tank pipe
Road connects；The water-bath heat-insulation layer (5) includes water-bath import (51) and water-bath outlet (52), with constant temperature water bath through circulating pump line
Road connects.
2. new and effective anaerobic fermentation bioreactor of dynamic membrane according to claim 1, it is characterised in that the agitator
(13) agitating shaft is located at bio-reaction zone through plenum zone (4), solid-liquid displacement zone (3) and decanting zone (2), stirring vane
(1)。
3. new and effective anaerobic fermentation bioreactor of dynamic membrane according to claim 1, it is characterised in that the decanting zone
(2) it is inverted vertebra platform shape.
4. new and effective anaerobic fermentation bioreactor of dynamic membrane according to claim 3, it is characterised in that the decanting zone
(2) level inclination for being inverted vertebra platform is 45-60 °.
5. new and effective anaerobic fermentation bioreactor of dynamic membrane according to claim 1, it is characterised in that the Dynamic Membrane
(31) membrane pores size is 200-500 mesh, and material is nylon wire or stainless (steel) wire.
6. new and effective anaerobic fermentation bioreactor of dynamic membrane according to claim 1, it is characterised in that the solid-liquid point
It is located at from area (3) at the 1/2-2/3 of height for reactor.
7. new and effective anaerobic fermentation bioreactor of dynamic membrane according to claim 1, it is characterised in that the gas is received
Ji Qu (4) accounts for the 1/3 of reactor volume.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721019895.9U CN207143230U (en) | 2017-08-15 | 2017-08-15 | New and effective anaerobic fermentation bioreactor of dynamic membrane |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721019895.9U CN207143230U (en) | 2017-08-15 | 2017-08-15 | New and effective anaerobic fermentation bioreactor of dynamic membrane |
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| Publication Number | Publication Date |
|---|---|
| CN207143230U true CN207143230U (en) | 2018-03-27 |
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| CN201721019895.9U Expired - Fee Related CN207143230U (en) | 2017-08-15 | 2017-08-15 | New and effective anaerobic fermentation bioreactor of dynamic membrane |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107384753A (en) * | 2017-08-15 | 2017-11-24 | 西安建筑科技大学 | A kind of efficient anaerobic fermentation bioreactor of dynamic membrane |
-
2017
- 2017-08-15 CN CN201721019895.9U patent/CN207143230U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107384753A (en) * | 2017-08-15 | 2017-11-24 | 西安建筑科技大学 | A kind of efficient anaerobic fermentation bioreactor of dynamic membrane |
| CN107384753B (en) * | 2017-08-15 | 2024-01-23 | 西安建筑科技大学 | High-efficiency anaerobic fermentation dynamic membrane bioreactor |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180327 Termination date: 20200815 |