CN102989745A - Leaching mechanical-biological reactor for treating household garbage - Google Patents
Leaching mechanical-biological reactor for treating household garbage Download PDFInfo
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- CN102989745A CN102989745A CN2012105211029A CN201210521102A CN102989745A CN 102989745 A CN102989745 A CN 102989745A CN 2012105211029 A CN2012105211029 A CN 2012105211029A CN 201210521102 A CN201210521102 A CN 201210521102A CN 102989745 A CN102989745 A CN 102989745A
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Abstract
The invention relates to a leaching mechanical-biological reactor for treating household garbage. The leaching mechanical-biological reactor comprises a charging hole, a waste gas collecting hole and a liquid inlet box body, wherein a stirring mechanism, a filtering and deslagging mechanism, a grating clearing mechanism and a liquid collecting box are arranged in the box body; the filtering and deslagging mechanism comprises a grating set and a deslagging spiral feeder, wherein the grating set is connected with the box body; a connecting rod and more than three cutter bars are arranged on a blade supporting frame of the grating clearing mechanism; a drive shaft of a power driver arranged on the outer part of the box body extends into the box body and is connected with the blade supporting frame; more than three clearing blades on each cutter bar are arranged in a grating gap corresponding to the grating set and are higher than the end surfaces of grid bars; the liquid collecting box is arranged on the lower part of the box body; and the leaching spiral feeder is arranged on the bottom of the liquid collecting box. The leaching mechanical-biological reactor has a reasonable structure, a small volume, is stable in treatment, and can remove most of inorganic substances which are not easy to biodegrade; furthermore, the operation stability of the device can be improved; and moreover, when the organic substance serous fluid enters an anaerobic reactor, the treatment efficiency of the anaerobic reactor can be ensured.
Description
Technical field
The present invention relates to a kind of leaching mechanical biological reactor of processing house refuse, belong to the technology of garbage disposal field.
Background technology
Landfill and burning disposal are adopted in domestic rubbish disposal usually, adopt landfill disposal, and the leachate treatment amount is large, the landfill yard problems such as foul smell is large on every side, occupation of land is large; If the employing burning disposal then owing to the insufficient bioxin that produces of burning, has been brought the secondary pollution problem of atmosphere, also consume mass energy simultaneously and be used for the moisture evaporation.
Along with growth in the living standard, the organic matter ratio in the house refuse is more and more higher, and above-mentioned problem also highlights more.Anaerobic Digestion technique becomes one of high content of organics house refuse main flow treatment process of solution, and through after the Anaerobic Treatment, organic matter is transformed into biogas, final recovery energy, and anaerobic effluent is qualified discharge after treatment.But, aspect Anaerobic Digestion, still exist more problem:
(1), the house refuse complicated component, comprise a large amount of fibers, shell, glass, plastics, the organic substance that the biologies such as sandstone are not easy to degrade, therefore need to remove well the weights such as floating light materials and sandstone at the material that enters anaerobic reactor, organic matter in the house refuse is hydrolyzed and acidification, so need independent beating equipment and hydrolysis acidification pool, on the one hand, employed equipment is more, floor space is large, and the processing time is long, so affect biodegradation process, cause residual organic component content unstable, exist hydrolysis and the not high problem of acidifying efficient, and then can affect the stability of anaerobic reactor, the efficient of processing reduces greatly.
(2), can't remove major part and be difficult for biodegradable inorganic substances, the organic matter slurries enter into anaerobic reactor, the level of residue after the anaerobic digestion is large, the sludge quantity after the anaerobic digestion is large, processing cost is very high.
Summary of the invention
The object of the invention provides a kind of rational in infrastructure, and the guarantor is long-pending little, processes and stablizes, and can get rid of major part and be difficult for biodegradable inorganic substances, improves the leaching mechanical biological reactor of the processing house refuse of stable equipment operation.
The present invention is that the technical scheme that achieves the above object is: a kind of leaching mechanical biological reactor of processing house refuse is characterized in that: comprise casing and be arranged on the interior rabbling mechanism of casing, filtration tapping mechanism, grid block clearing mechanism and catch box and leachate feeding screw;
Described outer wall is provided with its front side, casing top of heat-insulation layer and is provided with charging aperture, and the casing top also has gas sampling mouth and the inlet more than at least three;
Described rabbling mechanism comprises stirring motor, shaft coupling and main shaft and is installed in six on the main shaft above stirring blade, the stirring motor that is arranged on the casing outside is connected with main shaft by shaft coupling, and the two ends of main shaft are passed respectively casing and are installed on fore-stock and the after-poppet by bearing;
Described filtration tapping mechanism comprises having grid group and the feeding screw of slagging tap that a plurality of grizzly bars consist of, be provided with the grid crack between the adjacent grill, the grid group that is positioned at the main shaft bottom is connected with casing, the feeding screw of slagging tap is installed in the rear portion of casing, and the discharging opening of the feeding screw of slagging tap is positioned at the casing outside;
Described grid block clearing mechanism is arranged on grid group bottom, grid block clearing mechanism comprises power drill/driver, block clearing blade and insert supporting frame, described insert supporting frame comprises connecting rod and is fixed on the knife bar more than three of connecting rod rear side, its driving shaft of power drill/driver that is installed in the casing outside stretches in the casing and is connected with the insert supporting frame, three above block clearing blades on each knife bar are arranged in grid crack corresponding to grid group and exceed the grizzly bar end face, and block clearing blade end face is low early and high after inclined-plane;
Described lower box has catch box, and the leachate feeding screw is installed in the bottom of catch box, and the leachate feeding screw extends casing, and the liquid-phase outlet on the leachate feeding screw is positioned at the casing outside.
The leaching mechanical biological reactor of processing house refuse of the present invention is provided with rabbling mechanism in casing, its casing top is provided with three with inlet, and lower box has catch box, to spray on house refuse by the inlet on the casing with the washing water of anaerobe, leaching water mixes at leaching mechanical biological reactor with the pretreated organic domestic waste of process, waterpower leaching and biochemical reaction occur, under eluviation, enter liquid phase after making organic matter and inorganic matter separating, under the effect of anaerobe, the organic matter that is difficult for degraded is changed into the organic matter of easy degraded, make macromolecular organic matter become micromolecular organic matter, do not stop to stir house refuse by rabbling mechanism, make washing water carry out cycling elution to house refuse, owing to increased the contact area of washing water and house refuse, and the mass transport process between the acceleration house refuse and anaerobic fermentation process, accelerated separating of organic matter and inorganic matter, the minimizing of house refuse and the process of stabilisation have greatly been shortened, can tell and comprise fiber, shell, glass, plastics, organic and the inorganic solid matter that biology is not easy to degrade, and be dissolved in organic matter in the water, the liquid phase substance of tiny organic granular and part inorganic matter, owing to can effectively with organic matter and the biological separating substances that is difficult for degraded, be difficult for biodegradable inorganic substances so can get rid of major part.Leaching mechanical biological structure of reactor of the present invention is reasonable, and the guarantor is long-pending little, can guarantee the reaction efficiency of anaerobic reactor, and the lignin-sludge amount also greatly reduces, and reduces processing cost.
The present invention establishes heat-insulation layer at cabinet exterior, can guarantee that heat scatters and disappears less, can make house refuse can under design temperature, carry out the solid phase hydrolysis acidification, improve the hydrolysis acidification efficient of organic component in the house refuse, and reduce residual organic component content, be conducive to the later stage the biogas process and term efficient.
The present invention adopts the grid group that material is filtered, and it is reciprocating to drive the block clearing blade by the power drill/driver in the grid block clearing mechanism, can effectively avoid the obstruction of grid group, guaranteed the water penetration of grid group, can assist material by the conveying of feed end to discharge end by the block clearing blade simultaneously, reduce the grid crack that impurity stops up the grid group, the stability of raising equipment operation.
Description of drawings
Below in conjunction with accompanying drawing embodiments of the invention are described in further detail.
Fig. 1 is the structural representation that the present invention processes the leaching mechanical biological reactor of house refuse.
Fig. 2 is the structural representation of grid block clearing of the present invention mechanism.
Fig. 3 is the sectional structure schematic diagram of A-A of the present invention.
Wherein: 1-casing, 1-1-access hole, 1-2-gas sampling mouth, the 1-3-inlet, 1-4-charging aperture, 2-rabbling mechanism, the 2-1-after-poppet, 2-2-main shaft, 2-3-stirring blade, the 2-4-fore-stock, 2-5-shaft coupling, 2-6-stirring motor, 3-grid block clearing mechanism, 3-1-power drill/driver, 3-2-knife bar, 3-3-block clearing blade, the 3-4-connecting rod, 3-5-connecting rod, 4-catch box, 5-leachate feeding screw, 6-filters tapping mechanism, 6-1-grid group, the 6-2 feeding screw of slagging tap, the 6-3-grizzly bar, 6-4-grill bearing spare.
The specific embodiment
See shown in Fig. 1-3 that the leaching mechanical biological reactor of processing house refuse of the present invention comprises casing 1 and the rabbling mechanism 2, filtration tapping mechanism 6, grid block clearing mechanism 3 and catch box 4 and the leachate feeding screw 5 that are arranged in the casing 1.
As shown in Figure 1, casing 1 its front side, top that outer wall of the present invention is provided with heat-insulation layer is provided with charging aperture 1-4, casing 1 top also has gas sampling mouth 1-2 and the inlet 1-3 more than at least three, inlet 1-3 can adopt 3-20, and in the uniform setting in casing 1 top, to spill to house refuse and with house refuse by inlet 1-3 with the washing water of anaerobe and fully contact, leaching section organic matter in garbage is hydrolyzed under the dominant bacteria effect enters liquid phase with acidifying, collect by the catch box 4 of casing 1 bottom.Also be provided with access hole 1-1 on the casing 1 of the present invention, can be arranged on a side of casing 1 or as shown in Figure 1, be positioned at the rear side at casing 1 top, make things convenient for the staff to overhaul.
As shown in Figure 1, rabbling mechanism 2 of the present invention comprises stirring motor 2-6, shaft coupling 2-5 and main shaft 2-2 and be installed in six on the main shaft 2-2 above stirring blade 2-3, the stirring motor 2-6 that is arranged on casing 1 outside is connected with main shaft 2-2 by shaft coupling 2-5, stirring motor 2-6 has reducing gear, the two ends of main shaft 2-2 are passed respectively casing 1 and are installed on fore-stock 2-4 and the after-poppet 2-1 by bearing, driving main shaft 2-2 rotation by stirring motor 2-6 makes stirring blade 2-3 rotation stir house refuse, washing water can fully contact mixing with house refuse, make be hydrolyzed under the effect of mechanical agitation and the washing water acidifying and dissolving in the leachate of organic component in the rubbish, the rotating speed of agitating device can be controlled in 0.5-1.5RPM.As shown in Figure 1, the present invention is for making stirring blade that preferably whipping performance and mechanical strength be arranged, stirring blade 2-3 of the present invention cross section is decussate texture, stirring blade 2-3 is contracted to the plane of end gradually from main shaft 2-2 one lateral section, each stirring blade 2-3 is successively along the axially and radially five equilibrium rotary setting of main shaft 2-2.
See shown in Fig. 1-3, filtration tapping mechanism 6 of the present invention comprises having grid group 6-1 and the feeding screw 6-2 that slags tap that a plurality of grizzly bar 6-3 consist of, be provided with the grid crack between the adjacent grill 6-3, grid crack between each grizzly bar 6-3 is controlled at 5～15mm, the grid group 6-1 that is positioned at main shaft 2-2 bottom is connected with casing 1, grid group 6-1 is bearing on two grill bearing spare 6-4 at least, grill bearing spare 6-4 is connected on the casing 1, make grid group 6-1 not yielding, grid group 6-1 is positioned at the bottom of main shaft 2-2, the feeding screw 6-2 that slags tap is installed in the rear portion of casing 1, the discharging opening of feeding screw 6-2 of slagging tap is positioned at casing 1 outside, solid phase organic matter behind the biochemical reaction and inorganic matter are discharged through discharging opening by the feeding screw 6-2 that slags tap, and liquid phase enters in the catch box 4 through grid group 6-1.
See shown in Fig. 1-3, grid block clearing of the present invention mechanism 3 is arranged on grid group 6-1 bottom, grid block clearing mechanism 3 comprises power drill/driver 3-1, block clearing blade 3-3 and insert supporting frame, the insert supporting frame comprises connecting rod 3-4 and is fixed on the knife bar 3-2 more than three of connecting rod 3-4 rear side, its driving shaft of power drill/driver 3-1 that is installed in casing 1 outside stretches in the casing 1 and is connected with the insert supporting frame, this power drill/driver 3-1 can adopt hydraulic cylinder or cylinder, or motor, it is reciprocating to drive the insert supporting frame by power drill/driver 3-1, three above block clearing blade 3-3 on novel each the knife bar 3-2 of this usefulness are arranged in grid crack corresponding to grid group 6-1 and exceed grizzly bar 6-3 end face, block clearing blade 3-3 end face is low early and high after inclined-plane, driving the insert supporting frame by power drive moves back and forth, not only can avoid the obstruction of grizzly bar 6-3, guarantee the water penetration of grid group 6-1, and assisted the motion of material from feed end to discharge end by block clearing blade 3-3.See shown in Fig. 2-3, each knife bar 3-2 of the present invention is provided with 4-12 block clearing blade 3-3, can be according to the length setting of main shaft 2-2, as 6-10 block clearing blade 3-3 can be set, be provided with the space between this block clearing blade its one or both sides of 3-3 and the grizzly bar sidewall, block clearing blade 3-3 of the present invention and knife bar 3-2 are structure as a whole, or block clearing blade 3-3 is installed in knife bar 3-2 by securing member.The present invention is for convenient processing and knife bar 3-2 is installed, and the rear side of connecting rod 3-4 also has the connecting rod 3-5 corresponding with each knife bar 3-2, is connected with securing member or key after knife bar 3-2 and the connecting rod 3-5 clamping.
As shown in Figure 1, casing 1 bottom has catch box 4, leachate feeding screw 5 is installed in the bottom of catch box 4, leachate feeding screw 5 extends casing 1, liquid-phase outlet on the leachate feeding screw 5 is positioned at casing 1 outside, and the anaerobic reactor that the organic solution in the liquid phase and little organic granular are delivered to postorder by the liquid-phase outlet of leachate feeding screw 5 carries out anaerobic reaction.
See shown in Fig. 1-3, when the present invention works, first with the sorting of house refuse process, carry from the charging aperture 1-4 of casing 1 after the preliminary treatment such as screening and enter in the casing 1, leaching water with anaerobe enters in the casing 1 from inlet 1-3, the water yield volume of its leaching water is 1-5 times of volume of material, under the effect of rabbling mechanism 2, material and leaching water are in casing 1 interior abundant mixing, make material generation waterpower leaching and biochemical reaction, under the effect of leaching water, organic matter separates with inorganic matter and enters liquid phase, under the effect of anaerobe, the organic matter that is difficult for degraded changes the organic matter of easy degraded into, macromolecular organic matter becomes micromolecular organic matter, solid-phase material behind the biochemical reaction is discharged through discharging opening under the effect of the feeding screw 6-2 that slags tap, and slagging tap enters into follow-up processing unit processes through lifting device, can select landfill or burning disposal after the press filtration; And liquid phase enters in the catch box 4 through grid group 6-1, organic solution in the liquid phase and little organic granular process are arranged on the liquid-phase outlet of the leachate feeding screw 5 of catch box 4 bottoms and send, liquid enters into anaerobic reactor generation methanation reaction after filtering, produce the Methane Resources utilization, and the water outlet part of anaerobic reactor is back to leaching mechanical biological reactor, standard discharge after another part is processed through sewage disposal system; Qualified discharge after the waste gas of producing in biochemical reaction then enters into gas handling system and processes through gas sampling mouth 1-2.
Claims (6)
1. a leaching mechanical biological reactor of processing house refuse is characterized in that: comprise casing (1) and be arranged on the interior rabbling mechanism (2) of casing (1), filtration tapping mechanism (6), grid block clearing mechanism (3) and catch box (4) and leachate feeding screw (5);
Its front side, top of casing (1) that described outer wall is provided with heat-insulation layer is provided with charging aperture (1-4), and casing (1) top also has gas sampling mouth (1-2) and the inlet more than at least three (1-3);
Described rabbling mechanism (2) comprises stirring motor (2-6), shaft coupling (2-5) and main shaft (2-2) and is installed in six on the main shaft (2-2) above stirring (2-3), be arranged on the outside stirring motor (2-6) of casing (1) and be connected with main shaft (2-2) by shaft coupling (2-5), the two ends of main shaft (2-2) are passed respectively casing (1) and are installed on fore-stock (2-4) and the after-poppet (2-1) by bearing;
Described filtration tapping mechanism (6) comprises having grid group (6-1) and the feeding screw of slagging tap (6-2) that a plurality of grizzly bars (6-3) consist of, be provided with the grid crack between the adjacent grill (6-3), the grid group (6-1) that is positioned at main shaft (2-2) bottom is connected with casing (1), the feeding screw (6-2) of slagging tap is installed in the rear portion of casing (1), and the discharging opening of the feeding screw of slagging tap (6-2) is positioned at casing (1) outside;
Described grid block clearing mechanism (3) is arranged on grid group (6-1) bottom, grid block clearing mechanism (3) comprises power drill/driver (3-1), block clearing blade (3-3) and insert supporting frame, described insert supporting frame comprises connecting rod (3-4) and is fixed on the knife bar more than three (3-2) of connecting rod (3-4) rear side, its driving shaft of power drill/driver (3-1) that is installed in casing (1) outside stretches in the casing (1) and is connected with the insert supporting frame, three above block clearing blades (3-3) on each knife bar (3-2) are arranged in grid crack corresponding to grid group (6-1) and exceed grizzly bar (6-3) end face, and block clearing blade (3-3) end face is low early and high after inclined-plane;
Described casing (1) bottom has catch box (4), leachate feeding screw (5) is installed in the bottom of catch box (4), leachate feeding screw (5) extends casing (1), and the liquid-phase outlet on the leachate feeding screw (5) is positioned at casing (1) outside.
2. the leaching mechanical biological reactor of processing house refuse according to claim 1, it is characterized in that: the rear side of described connecting rod (3-4) also has the connecting rod (3-5) corresponding with each knife bar (3-2), is connected with securing member or key after knife bar (3-2) and connecting rod (3-5) clamping.
3. the leaching mechanical biological reactor of processing house refuse according to claim 1 and 2, it is characterized in that: described block clearing blade (3-3) is structure as a whole with knife bar (3-2), or block clearing blade (3-3) is installed in knife bar (3-2) by securing member.
4. the leaching mechanical biological reactor of processing house refuse according to claim 1 and 2, it is characterized in that: described each knife bar (3-2) is provided with 4-12 block clearing blade (3-3).
5. the leaching mechanical biological reactor of processing house refuse according to claim 1, it is characterized in that: described grid group (6-1) is bearing on two grill bearing spares (6-4) at least, grill bearing spare (6-4) is connected on the casing (1), grid crack between each grizzly bar (6-3) of grid group (6-1) is controlled at 5 ~ 15mm, is arranged between its one or both sides of block clearing blade (3-3) in the grid crack and the grizzly bar sidewall and is provided with the space.
6. the leaching mechanical biological reactor of processing house refuse according to claim 1, it is characterized in that: described stirring blade (2-3) cross section is decussate texture, stirring blade (2-3) is contracted to the plane of end gradually from main shaft (2-2) lateral section, each stirring blade (2-3) is successively along the axially and radially five equilibrium rotary setting of main shaft (2-2).
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| CN201210521102.9A CN102989745B (en) | 2012-12-06 | 2012-12-06 | Leaching mechanical-biological reactor for treating household garbage |
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| CN201210521102.9A CN102989745B (en) | 2012-12-06 | 2012-12-06 | Leaching mechanical-biological reactor for treating household garbage |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103387932A (en) * | 2013-08-06 | 2013-11-13 | 江苏维尔利环保科技股份有限公司 | Dry-type anaerobic reaction treatment device |
| CN103551367A (en) * | 2013-10-24 | 2014-02-05 | 江苏维尔利环保科技股份有限公司 | Integrated municipal solid waste treatment method |
| CN104690017A (en) * | 2015-02-09 | 2015-06-10 | 大连泰达环保有限公司 | Novel multi-stage treatment process for leaching and compressing household garbage |
| CN104722556A (en) * | 2015-02-09 | 2015-06-24 | 大连泰达环保有限公司 | Efficient household garbage leaching treatment reactor adopting double-helix stirring |
| CN108655156A (en) * | 2017-12-20 | 2018-10-16 | 中山市和智电子科技有限公司 | A kind of rubbish from cooking purifier |
| CN112077127A (en) * | 2020-09-17 | 2020-12-15 | 杭州楠大环保科技有限公司 | Large-scale kitchen waste phase-change water production degradation treatment system and treatment method thereof |
| CN113510141A (en) * | 2021-08-13 | 2021-10-19 | 安徽坤健生物科技有限公司 | Kitchen garbage utilization biological treatment system |
| CN116871163A (en) * | 2023-09-07 | 2023-10-13 | 吉林省农业机械研究院 | Impurity-removing feeding device for dry-cleaning feces of biogas engineering |
| CN117463752A (en) * | 2023-12-01 | 2024-01-30 | 轻工业杭州机电设计研究院有限公司 | High-value utilization cooking device for bulk organic wastes and application method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103387932A (en) * | 2013-08-06 | 2013-11-13 | 江苏维尔利环保科技股份有限公司 | Dry-type anaerobic reaction treatment device |
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| CN104722556A (en) * | 2015-02-09 | 2015-06-24 | 大连泰达环保有限公司 | Efficient household garbage leaching treatment reactor adopting double-helix stirring |
| CN108655156A (en) * | 2017-12-20 | 2018-10-16 | 中山市和智电子科技有限公司 | A kind of rubbish from cooking purifier |
| CN112077127A (en) * | 2020-09-17 | 2020-12-15 | 杭州楠大环保科技有限公司 | Large-scale kitchen waste phase-change water production degradation treatment system and treatment method thereof |
| CN112077127B (en) * | 2020-09-17 | 2023-07-25 | 杭州楠大环保科技有限公司 | Large kitchen waste phase-change water-making degradation treatment system and treatment method thereof |
| CN113510141A (en) * | 2021-08-13 | 2021-10-19 | 安徽坤健生物科技有限公司 | Kitchen garbage utilization biological treatment system |
| CN113510141B (en) * | 2021-08-13 | 2022-11-18 | 安徽坤健生物科技有限公司 | Kitchen garbage utilization biological treatment system |
| CN116871163A (en) * | 2023-09-07 | 2023-10-13 | 吉林省农业机械研究院 | Impurity-removing feeding device for dry-cleaning feces of biogas engineering |
| CN116871163B (en) * | 2023-09-07 | 2023-11-28 | 吉林省农业机械研究院 | Impurity-removing feeding device for dry-cleaning feces of biogas engineering |
| CN117463752A (en) * | 2023-12-01 | 2024-01-30 | 轻工业杭州机电设计研究院有限公司 | High-value utilization cooking device for bulk organic wastes and application method thereof |
| CN117463752B (en) * | 2023-12-01 | 2024-04-09 | 轻工业杭州机电设计研究院有限公司 | High-value utilization cooking device for bulk organic wastes and application method thereof |
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