Changing food waste fermentation machine
Technical field
The utility model relates to the environmental protection field, is meant a kind of changing food waste fermentation machine especially.
Background technology
Changing food waste is meant food remnants and the processing waste material that food-processing, food and beverage sevice, unit serve the meals and produce in the activity, and its staple comprises rice and flours food residues, vegetables, vegetable and animals oils, meat bone etc.Because China's inherent food habits, it is big that changing food waste has oleaginousness, complicated component, the characteristics that organic content is high.Along with improving constantly of expanding economy and China's people's living standard, changing food waste quantity is very huge, and is fast rise trend.Changing food waste is the rotten organic waste of a kind of easy fermentation, deals with improperly to be prone to cause rugged environment to pollute.The changing food waste medium of non-sterile harmless treatment is fed livestock and poultry, causes pathogenic bacteria to propagate and the homology biological pollution easily, can form potential food safety hidden danger if further get into the human foods chain.Some bad meal chief commander changing food waste arbitrarily is poured into by the urban road, the limit, river course, not only influences appearance of the city health, and the foul smell that distributes also can cause certain influence to HUMAN HEALTH and ecotope.Therefore how changing food waste is disposed on efficient quick ground, is government and social question of common concern always.
The processing mode of changing food waste has multiple, like sanitary landfill, anaerobic digestion, feedization, aerobic compost etc.The direct sanitary landfill of changing food waste is handled, because its moisture content is high, causes the landfill percolate seepage easily, and the stench of its generation can cause serious secondary pollution to environment, and therefore directly landfill disposal is forbidden by many countries.
The changing food waste anaerobic digestion techniques as the raw material that produces biogas, both can obtain clean energy with it; Reduced the discharging of pollutent again; Be a kind of effective way of present processing utensil rubbishes, but the general treatment scale of anaerobic digestion techniques is bigger, technological relative complex; Cost of investment is higher, is not suitable for dispersive dining room, dining room etc. and disperses to handle.
The changing food waste nutrition content is abundant, has bigger resource utilization potentiality, and utilizing changing food waste to make feed has become one of China's changing food waste main processing mode.The basic demand of kitchen trash feed is to realize the virus killing sterilization, reaches forage health standard, and keeps nutritive ingredient to greatest extent, improves the feeding value of changing food waste, eliminates or reduce the influence of unfavorable factor.The core technology that desiccating method is made feed is the high temperature drying sterilization process, and the Heating temperature of different enterprises and heating process is different with the time length, even but still can not make the Protein virus inactivation that causes mad cow disease at 134-138 ℃ of HP steam heating 18min.Still there is the homology potential safety hazard when therefore its product uses as feed.Simultaneously, China does not formulate corresponding regulatory documents and management system to this type feed at present, and therefore, the market of this series products and market are unstable.
The aerobic composting fermentation technology is meant under hot conditions, through the vital movement of aerobic microbiological, makes the organism material decomposition in the changing food waste; Make it change into nutrient, traditional compost is generally the stacking formula, not only needs place in a big way; And temperature can not be regulated and control; Bacterial classification mixes bad, and it is inhomogeneous to ferment, and ferment effect is not good.To the deficiency of aerobic compost, there have been unit or individual to carry out the research of some relevant changing food waste fermentation machines at present.Designed various processing utensil rubbishes fermentation machines, can realize the fermentative processing of changing food waste through processes such as drying, fermentation and decomposition.It is both insufficient also inhomogeneous that but traditional changing food waste fermentation machine heating and oxygen are supplied with, and causes fermentation time longer.And, because the whipped-up structure reality of fermentation machine is unreasonable, cause stirring efficiency low, and the subregion forms the dead angle.Therefore, traditional fermentation machine can't guarantee evenly to stir and fermentation.Patent CN2749889Y discloses the surplus fermentation machine in a kind of dual-heated kitchen, and this fermentation machine carries out indirect and direct dual-heated simultaneously to changing food waste.But its shortcoming is that electric heater only heats in the bottom, makes the whole heats of mash-back inhomogeneous.Intake opening and vent are arranged on the fermentor tank top simultaneously, and fermentation materials ventilates inhomogeneous.
The utility model content
To the weak point of above-mentioned changing food waste fermentation machine, the utility model provides a kind of changing food waste fermentation machine that is suitable for general dining room, dining room and restaurant, can realize the dehydration, fermentation, drying of changing food waste etc. equably.The tunning that forms can be used as soil improvement agent, has both realized from the source changing food waste minimizing having reduced the pollution to environment, again changing food waste is carried out recycling treatment and obtains high value added product.
The technical scheme that the utility model provides; A kind of changing food waste fermentation machine, it comprises: U-shaped mash-back, opening for feed, discharge opening, broken whisking appliance, variable-frequency motor, gas blower, vent-pipe, ventilation hole, mikrobe feed-pipe, mikrobe charging shower nozzle, electric heating tube, water interlayer, resist, deodorizing tower, support etc.Mash-back is that the U type is vertical, and opening for feed is arranged at its top, and discharge opening is arranged at the bottom, on the horizontal center line of said mash-back transverse axis is housed, and one group of broken whisking appliance is housed on the said transverse axis, stirs transverse axis one end and links to each other with the outside variable-frequency motor of mash-back.One porous venting pipe and transverse axis are installed, and vent-pipe links to each other with mash-back outside gas blower, when fermenting in bucket bubbling air.The broken whisking appliance of being made up of flabellum support, flabellum is by stirring on the transverse axis with equidistant being installed on, and it is terminal that flabellum is installed on the flabellum support, and flabellum is that the bottom is the toothed triangle cone of arc.Mash-back is the padded structure, and several electric heating tubes are installed in interlayer, in interlayer, injects recirculated water, guarantees that each position temperature of mash-back is consistent.The mash-back top is installed and is furnished with feed liquor shower nozzle transverse tube, the transverse tube end closure, and the transverse tube initial end is passed fermentation machine top, can join with the external world, so that the microbial liquid microbial inoculum is inoculated in the mash-back.
Compared with prior art, the beneficial effect of the utility model is:
(1) changing food waste fermentation machine is installed in hotel, restaurant, hospital, dining room and dining room etc., timing or not timing ground are put into changing food waste and are wherein carried out fermentative processing, have avoided the changing food waste intermediate links, have reduced the risk of secondary pollution.Changing food waste is carried out source control, has not only reduced the transportation cost and the processing costs of changing food waste, and the peculiar smell that has reduced the changing food waste fermenting process produce and controlled waste liquid in the rubbish transportation throwing, emit, drip, leak.
(2) this changing food waste fermentation machine is realized the treatment technology deodorization that utilization is sealed; Adopt heat preservation method, but energy efficient, and floor space is little; Level of automation is high; Easy and simple to handle, except that can adding the microbial fermentation microbial inoculum, do not need moisture to regulate and other auxiliary material output high-quality fertilizer soil redeposition behind the input changing food waste.Except that feed intake with discharging all realized fully automatic operation.
(3) this changing food waste fermentation machine is realized changing food waste fragmentation, stirring, temperature controlled fermentation and microbial inoculant fermentation are accomplished in a machine, and the operation design is concentrated, and reduces facility investment, reduces cost.
(4) U type stainless steel mash-back is joined the toothed triangle cone of arc flabellum, makes mixing of materials even, and fermentation evenly makes the no dead angle of material fermentation.
(5) mash-back is double-deck, and several electric heaters are installed in the intermediate course, in interlayer, injects recirculated water, can guarantee that each position temperature of mash-back is consistent, and guarantee the leavening temperature in the best.Realize the automatic control of leavening temperature.
Description of drawings
Below in conjunction with the utility model being further specified with reference to accompanying drawing and embodiment.
Fig. 1 is a changing food waste fermentation machine profile design sketch;
Fig. 2 is a changing food waste fermentation machine cut-away view;
Fig. 3 is a changing food waste fermentation crusher machine whisking appliance synoptic diagram.
Embodiment
Accompanying drawing and embodiment in conjunction with this changing food waste fermentation machine are explained in detail the utility model.
Referring to Fig. 1-Fig. 3, a kind of changing food waste fermentation machine comprises: U type mash-back 1, opening for feed 2, discharge opening 3, stirring transverse axis 41, flabellum support 42, flabellum 43, variable-frequency motor 5, gas blower 6, vent-pipe 7, ventilation hole 8, mikrobe feed-pipe 9, mikrobe charging shower nozzle 10, electric heating tube 11, water interlayer 12, resist 13, deodorizing tower 14, vacuum fan 15, support 16 etc.
U type mash-back 1 is by 16 supports of support, and the center of top position is a changing food waste opening for feed 2, and the bottom is provided with discharge opening 3.Stir transverse axis 41, flabellum support 42, the flabellum 43 whole central positions that are installed on U type mash-back 1 of forming; By the flabellum support by stirring on the transverse axis with equidistant being installed on; It is terminal that flabellum is installed on the flabellum support; Be that the bottom is the toothed triangle cone of arc, stir transverse axis 41 1 ends and link to each other with the outside variable-frequency motor 5 of mash-back.With stir transverse axis 41 parallel installations vent-pipe 7 with holes, vent-pipe links to each other with mash-back outside gas blower 6, when fermenting in bucket bubbling air, be beneficial in the fermented liquid microorganism growth to the demand of oxygen.
U type mash-back 1 is band water interlayer 12 structures except that the top, and several electric heating tubes 7 are installed in interlayer, in interlayer, injects recirculated water, can guarantee that each position temperature of mash-back is consistent, and guarantee the leavening temperature in the best.The mash-back top is installed and is furnished with mikrobe feed-pipe 9; Feed-pipe 9 end closures, feed-pipe 9 uniform distribution are installed charging shower nozzle 10, and feed-pipe 9 initial end are passed fermentation machine top; Can join with the external world, so that the microbial liquid microbial inoculum is inoculated in the U type mash-back 1.
At U type mash-back 1 top the deodorizing tower 14 that links to each other with staving is arranged, institute's deodorizing tower is circular, and deodorizing tower is divided into 3 layers, is the stainless steel grid between every layer, and opening is arranged on grid, conveniently sorbent materials such as gac is inserted.Can load gac, nano photo-catalytic, microbe stuffing etc. in the said deodorizing tower.The foul smell that produces of the filling adsorption filtration treatment of filling out fermentation, the flavor that destroys foul odors to purify the emission gases of fermentation generation, makes the fermentation machine in to the changing food waste fermenting process, can not cause secondary pollution.In addition, deodorizing tower also can connect the pump drainage blower fan, quickens deodorization, sterilization and the discharging of tail gas, and described deodorizing tower can select to connect fan 15.
Use flow process:
Changing food waste is dropped into opening for feed after pre-treatment, start the fermentation machine, drive broken whisking appliance by variable-frequency motor changing food waste is carried out the fragmentation stirring.Make temperature maintenance in the mash-back at 40-60 ℃ through the electric heater for heating water interlayer.And simultaneously, through gas blower bubbling air in vent-pipe, by ventilation hole on the vent-pipe even air is sent in the mash-back again, so that microorganism growth is to the demand of oxygen in the fermented liquid, realize decomposition, fermentation to changing food waste.
Changing food waste is the toothed triangle cone of arc flabellum, is stirred broken whisking appliance that transverse axis, flabellum support form and realize the broken and stirring that continues by the bottom in mash-back; Because flabellum is the toothed triangle cone of arc; Make mixing of materials even; Fermentation evenly makes the no dead angle of material fermentation.
When the changing food waste in the mash-back evenly stirs and ferments, thermopositive reaction takes place in the mash-back, the temperature in the mash-back raises, and causes the interior moisture evaporation of mash-back, and organism decomposes.Simultaneously, can spray microbiobacterial agent, changing food waste is further fermented by the shower nozzle of mikrobe feed-pipe.In the time of moisture evaporation,, by vacuum fan tail gas is sent to deodorizing tower, thereby avoids tail gas second environmental pollution because organic decomposition generates tail gas.And in the vacuum fan effect, ozone is transported in the mash-back through vent-pipe, makes the lasting decomposition of the organism in the changing food waste in the mash-back.
Behind the continuing fermentation 12-24h, but changing food waste minimizing 80%-95%.Fermentation, dried product are discharged staving by discharge opening, can be used as the soil organic fertilizer regulator and use.