CN204529679U - The intensive cattle farm of a kind of process excremental vacuum anaerobic treatment equipment - Google Patents
The intensive cattle farm of a kind of process excremental vacuum anaerobic treatment equipment Download PDFInfo
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- CN204529679U CN204529679U CN201520122483.2U CN201520122483U CN204529679U CN 204529679 U CN204529679 U CN 204529679U CN 201520122483 U CN201520122483 U CN 201520122483U CN 204529679 U CN204529679 U CN 204529679U
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Classifications
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
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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
- Y02W30/00—Technologies for solid waste management
- Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
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- Treatment Of Sludge (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
一种处理集约化养牛场排泄物的真空厌氧处理设备，变速电机位于电机支座上，由皮带轮连接着减速箱；减速箱一端连接管道，另一端与联轴器相连，厌氧反应罐通过轴承固定在左右二个轴承支座之间，轴承另一端与联轴器相连；厌氧反应罐外层设计有夹套结构，温度计检测孔、压力表位于厌氧反应罐椭圆封头端部，进料卸料口位于厌氧反应罐上侧，滤液排放孔位于厌氧反应罐下侧，物料搅拌器与抽气管设置在厌氧反应罐中轴线内部，排气阀通过轴承与厌氧反应罐相连。整个设备采用“卧式”结构，其特点设备占地面积小、设备能够设计为夹套方式，其传热传质效果好，便于实现自动化控制，大为减少操作过程中劳动强度，有效提高发酵速率，有机物代谢更彻底。
A vacuum anaerobic treatment equipment for intensive cattle farm excrement. The variable speed motor is located on the motor support, and the reduction box is connected by a pulley; one end of the reduction box is connected to the pipeline, and the other end is connected to the coupling. The anaerobic reaction tank The bearing is fixed between the two left and right bearing supports, and the other end of the bearing is connected to the coupling; the outer layer of the anaerobic reaction tank is designed with a jacket structure, and the thermometer detection hole and pressure gauge are located at the end of the elliptical head of the anaerobic reaction tank , the feed and discharge port is located on the upper side of the anaerobic reaction tank, the filtrate discharge hole is located on the lower side of the anaerobic reaction tank, the material agitator and the exhaust pipe are arranged inside the central axis of the anaerobic reaction tank, and the exhaust valve passes through the bearing and the anaerobic reaction tank. tank connected. The entire equipment adopts a "horizontal" structure, which features a small footprint and can be designed as a jacket. It has good heat and mass transfer effects, facilitates automatic control, greatly reduces labor intensity during operation, and effectively improves fermentation. The rate of organic matter metabolism is more thorough.
Description
Technical field
The utility model belongs to agricultural wastes harmless treatment and recycling field, is specifically related to the intensive cattle farm of a kind of process excremental vacuum anaerobic treatment equipment.
Background technology
The fast development of the particularly large-scale cultivation industry of livestock industry in recent years brings abundant egg, milk, meat; also make the potential problem of environmental pollution brought by ox aquaculture originally day by day manifest simultaneously; the ight soil of livestock and poultry and the sharp increase of quantity of wastewater effluent cause serious pollution to the air of surrounding, water body, soil, the health of the serious harm mankind and the production safety of livestock and poultry breeding industry.Contained by current China livestock and poultry breeding industry ight soil, pollutent seriously exceedes pollution exhaust criteria, wherein BOD exceed standard 60-70 doubly, COD exceed standard 60-70 doubly, suspended solid exceeds standard 12-20 doubly.If these pollutents can not be processed timely and effectively, serious harm will be caused to surrounding environment and human lives.The disposal of cattle farm ight soil is a global problem, and the target of disposal is exactly innoxious, minimizing and resource utilization.It is the optimal path utilized by cattle farm solid waste resource recovery that cattle farm ight soil anaerobism is disposed.
The excrement harmless treatment of intensive culture industry cattle farm, makes the technology that pleiotropy organic biofertilizer is applied to agriculture production and be appointed as best environmental protection science and technology by State Bureau of Environmental Protection, but plant's ight soil water content is high, is difficult to solid-liquid separation; Disposal quality is difficult to ensure, is difficult to the problems such as the quality of production is stable, rakish composite fertilizer and brings many difficulties to cow dung resourceization utilization.Adopt microbiological anaerobic fermentation engineering, both shortened its fermentative processing time, degree of becoming thoroughly decomposed easy to control, solve again the problems such as dehydration deodorizing sterilizing, its method has fine prospect.
Current process intensive cattle farm movement mainly adopts anaerobism dry method fermentation method, organic substance in material is finally resolved into methane and carbon dioxide by anaerobic bacteria flora in the absence of oxygen, this technique needs to adopt anaerobic reaction-pot, yet there are no the anaerobic treatment equipment for the design of cattle farm movement anaerobism dry method fermentation method, in the fermentation of anaerobism dry method, common fermentation equipment has several as follows: in utility model " dry method anaerobic reactor (CN 202193658 U) ", a kind of medium-sized biogas production mode is provided, adopt the buried fixed rectangle reaction tank design of concrete, material is poured into by shovel loader top, adopt geothermal tube to heat mode to realize heating reaction tank, the spray header spray natural pond liquid at rectangle form pool top realizes inoculation work simultaneously.But this system adopts artificial discharging, cannot realize in course of fermentation to the stirring of material make fermentation uneven, the speed slow cycle is long, this system does not have the washing unit of designing apparatus simultaneously, be difficult to guarantee product steady quality.
In utility model " continous way dry method anaerobism glycolysis domestic garbage treating system (CN 203281595 U) ", adopt rubbish manual sorting, separation fragmentation, aerobic fermentation pond, anaerobism glycolysis pond for domestic refuse, collect the single devices compositions such as scrapper conveyor, its upper end, anaerobism glycolysis pond is connected with collection and confinement of gases tank, lower end is provided with fertilizer outlet, from the content of utility model, only a conceptual framework and concept, do not form complete innovation system, the concrete structure in anaerobically fermenting pond and control mode are not carried out going deep into complete explanation.
In patent " changing food waste process acidification reactor (ZL 200620039676. 2) ", for the feature of changing food waste, in dry type anaerobic process, timing extracts acidifying clear liquid out, be evacuated to methane phase reactor methane phase by suction pump after filtration, indigested solid residue continues acidifying in acidifying mutually.This utility model, eliminate acidifying phase and methane mutually between mutual restriction, but when toward reactor feed, need residue to carry out pulverizing pulp, and need regular to carry out pneumatic stirring in reaction process, add the consumption of equipment and the energy.
Patent " a kind of utilize high concentrated, solid raw material to prepare biological flue gas dry fermentation device and method (CN201310049692.4) " in, vertical type fermentation device is adopted to carry out the dry fermentation of biological flue gas to high concentrated, solid raw material, push rod and arc shoveling is adopted in the middle part of its tank body, it cannot realize upset to material and stirring action, cannot solve the fully fermenting of all materials.
In patent " the dry type anaerobic treatment method of rubbish from cooking and device (CN201410554673.1) thereof ", for the feature of changing food waste, dry type anaerobic process are adopted to process changing food waste, water-distributing device is provided with in reactor, but do not relate to turning over of material, the device that the material stirring after having fermented is sent.
Summary of the invention
The purpose of this utility model is to provide the intensive cattle farm of a kind of process excremental vacuum anaerobic treatment equipment, this equipment adopts the controllable constant-temperature anaerobic ferment devices of designed, designed, simulation dry anaerobic fermentation environment, effectively improve fermentation rate, organic metabolism is more thorough.
To achieve these goals, the technique means that the utility model adopts is:
The intensive cattle farm of a kind of process excremental vacuum anaerobic treatment equipment, comprises motor support base, change speed motor, belt pulley, pipeline, high pressure steam gate valve, reduction box, shaft coupling, bearing, thermometer detect aperture, charging discharge opening, material stirrer, filtrate discharge hole, exhaust safety valve, bearing spider, vent valve, extraction pipe, anaerobic reaction-pot, water-gate valve, chuck water discharge valve, tensimeter, turning axle and sealing-ring; Change speed motor is positioned on motor support base, is connected to reduction box by belt pulley; Reduction box one end connecting tube, the other end is connected with shaft coupling, and anaerobic reaction-pot is fixed between two bearing spiders in left and right by bearing, and the bearing the other end is connected with shaft coupling; Anaerobic reaction-pot skin is designed with jacket structured, thermometer detect aperture, tensimeter are positioned at anaerobic reaction-pot elipse head end, charging discharge opening is positioned on the upside of anaerobic reaction-pot, filtrate discharge hole is positioned on the downside of anaerobic reaction-pot, it is inner that material stirrer and extraction pipe are arranged on anaerobic reaction-pot axis, and vent valve is connected with anaerobic reaction-pot by bearing.
Anaerobic reaction-pot adopts the horizontal design of dry-type anaerobic fermentation, and length-to-diameter ratio is 1:1 ~ 3.4.
Extraction pipe and anaerobic reaction-pot adopt axis design, and with tank body through.One end of extraction pipe is provided with vacuum pump.
Between chuck and anaerobic reaction tank, spacing is 20 ~ 40 mm.
Described material stirrer is made up of agitating plate mobile jib, agitating plate port, agitating plate pole and agitating plate wing bar, and each parts seam crossing adopts welding rod to be welded.Material stirrer adopts macromolecular material fluoro-resin as external application lining, and external application liner layer thickness is at 1.5-5mm.
Agitating plate port cross-sectional is circular or oval.
Anaerobic reaction-pot can also be designed with manhole and visor.
The stirring wing plate of material stirrer in " 60 degree of angles " decussate texture, and adopts single shaft many groups agitating plate to design.
Described vacuum anaerobic treatment equipment, its high pressure steam gate valve and pipeline, anaerobic reaction-pot are through, and are that raw material carries out reality and disappears by high pressure steam gate valve.
Described vacuum anaerobic treatment equipment, its high pressure steam gate valve and pipeline, chuck are through, and chuck is the additional thermosphere of reactor, and hot steam provides the energy by chuck for anaerobic reaction-pot insulation, and material is heated evenly.
Described vacuum anaerobic treatment equipment, one end of its shaft coupling is connected with reduction box, the other end of shaft coupling is connected with anaerobic reaction-pot, designed by coupler structure, realize the fixed-link of motor power system and anaerobic fermentation equipment, its object is to be conducive to two equipment keep in repair separately and dismantle, greatly reduce maintenance cost.
Described vacuum anaerobic treatment equipment, is designed with jacket structured at anaerobic reaction-pot skin, by water-gate valve, pipeline, heats or inputs tap water cool material to reactor outer field chuck input steam to material, material is heated evenly.
Described vacuum anaerobic treatment equipment, is designed with pressure meter structure outside anaerobic reaction-pot, for monitoring tank body pressure change.
Described vacuum anaerobic treatment equipment, is designed with thermometer detect aperture structure, for the temperature variations of material in monitoring reaction course outside anaerobic reaction-pot.
Described vacuum anaerobic treatment equipment, has material stirrer structure in anaerobic reaction-pot indoor design, its object is to impel materials overturning; Have extraction pipe structure in anaerobic reaction-pot indoor design simultaneously, and be connected with vacuum pump, the waste gas that its object is to making reaction produce is extracted out rapidly, and reaction is carried out under negative pressure, with accelerated reaction process.
Described vacuum anaerobic treatment equipment, exhaust safety valve is designed with outside anaerobic reaction-pot, its object is to increase suddenly when tank body pressure or suddenly sharply reduce, when exceeding the maximum working pressure value of tank design or negative pressure value minimum lower than tank design, exhaust safety valve is opened automatically, maintains equipment internal and external pressure balance; Be designed with exhaust structure at anaerobic reaction-pot, the anaerobic gas such as hydrogen, methane gas, hydrogen sulfide that its object is to anaerobically fermenting to produce is by outside vacuum pump extraction system, and also can recycle, it is the cleanest clean energy.
Described vacuum anaerobic treatment equipment, is designed with manhole at anaerobic reaction-pot, its object is to come in and go out to being convenient to personnel during overhaul of the equipments.
Described vacuum anaerobic treatment equipment, is designed with filtrate discharge pore structure outside anaerobic reaction-pot, its object is to the liquid from then on discharge outlet discharge tank body produced in fermenting process.
Described vacuum anaerobic treatment equipment, is designed with visor outside anaerobic reaction-pot, its object is to convenient operation personnel and understands course of fermentation, the changing conditions of material, internal unit operational situation by this vision slit of visor.
Whole equipment adopts " horizontal " structure, and its feature occupation area of equipment is little, equipment can be designed to chuck mode, and its heat and mass is effective, is convenient to realize Automated condtrol, greatly reduces labour intensity in operating process.
It is large that existing solid substances fermentation technique also exists occupation area of equipment, labour intensity is large, heat and mass difficulty, the shortcomings such as material stirring effect cannot be realized (as utility model " dry method anaerobic reactor (CN 202193658 U) ", utility model " continous way dry method anaerobism glycolysis domestic garbage treating system (CN 203281595 U) "), whipped-up structure of the present utility model accelerates Matter Transfer and stirring, material is heated evenly, enhancement of heat transfer effect, heat transfer area is large, can effectively stop material in heat-transfer surface coking, fouling, the continuous and steady operation of guarantee system.During design, spacing between the agitating plate pole of agitator and fermentor tank inwall is controlled at 2-4cm, can the material that bonds thereon of scraping mutually between agitator and fermentor tank inwall, powerful mixing and kneading interaction energy broken material material effectively, make material material become Small Solid material and be pushed out equipment, ensure that device security runs continuously.
In the utility model, anaerobic reaction-pot and material stirrer are main working parts, and its structure design directly affects mixing and ferment effect.Material stirrer adopts single shaft many groups agitator design, adopts stainless steel welded making, and seam crossing adopts weldprocedure to make, and its welding strength is compared with original mother metal, and intensity reaches 90% of original mother metal.Agitating plate surface adopts macromolecular material fluoro-resin as external application liner layer thickness at 1.5-5mm, and external application lining adopts high temperature to dissolve and pastes and forms.The strong adhesion of plate lining and base material, continuous use temperature can reach 150 DEG C, has anticorrosion high voltage bearing function simultaneously.The structure of material stirrer as shown in Figure 2, Figure 3, Figure 4.Show material stirrer in figure to be made up of agitating plate mobile jib, agitating plate port, agitating plate pole, agitating plate wing bar, adopt the design of single shaft many groups agitating plate, with centrosymmetry, every six agitating plates form one group, organize each agitating plate mobile jib present 60 degree of angle centrosymmetry arrangements at each.
Because the adjacent two groups of impeller of agitator present 60 degree of angles, make to promote tangential velocity when material rotates there are differences, material moves up and down and left and right upset, form strong convection action, also produce diffusion, shearing action simultaneously, under the effect of material stirrer, material obtains uniform mixing effect in the short period of time and effectively reduces the volume swell effect produced due to fermentation expansion characteristics like this, thus the safety being more conducive to fermenting process is carried out smoothly.
Device support part is fixed on the support at two ends by bearing spider, bearing by screw rod, nut, makes support and equipment form one.Charging discharge opening is arranged on top blind flange, adopts disposable feeding manner, is equipped with movable sealing lid, bolt rotary seal, can require light unlatching, prevent material from revealing according to discharging.Transmission rig is made up of change speed motor, belt pulley and reduction box.
Beneficial effect:
The utility model provides the intensive cattle farm of a kind of process excremental vacuum anaerobic treatment equipment, and this equipment adopts controllable constant-temperature anaerobic ferment devices, and simulation dry anaerobic fermentation environment, effectively improve fermentation rate, organic metabolism is more thorough.
Accompanying drawing explanation
The intensive cattle farm of Fig. 1 process excremental anaerobic treatment device structure schematic diagram;
Fig. 2 respectively organizes agitating plate mobile jib and presents 60 degree of angle schematic diagram;
Fig. 3 material stirrer structural representation;
The material stirrer schematic diagram that Fig. 4 adopts single shaft many groups to design;
Fig. 5 anaerobic reaction-pot fineness ratio system mark figure;
Wherein: 1-motor support base, 2-change speed motor, 3-belt pulley, 4-pipeline, 5-high pressure steam gate valve, 6-reduction box, 7-shaft coupling, 8-bearing, 9-chuck, 10-thermometer detect aperture, 11-charging discharge opening, 12-manhole, 13-material stirrer, 14-filtrate discharge hole, 15-exhaust safety valve, 16-bearing spider, 17-vent valve, 18-extraction pipe, 19-anaerobic reaction-pot, 20-visor, 21-water-gate valve, 22-chuck water discharge valve, 23-tensimeter, 24-vacuum pump, 25-turning axle, 26-sealing-ring, 131-agitating plate mobile jib, 132-agitating plate port, 133-agitating plate pole, 134-agitating plate wing bar.
Embodiment
Embodiment 1
The excremental anaerobic treatment equipment in the intensive cattle farm of a kind of process, as shown in Figure 1, comprises motor support base 1, change speed motor 2, belt pulley 3, pipeline 4, high pressure steam gate valve 5, reduction box 6, shaft coupling 7, bearing 8, chuck 9, thermometer detect aperture 10, charging discharge opening 11, material stirrer 13, filtrate discharge hole 14, exhaust safety valve 15, bearing spider 16, vent valve 17, extraction pipe 18, anaerobic reaction-pot 19, water-gate valve 21, chuck water discharge valve 22, tensimeter 23, turning axle 25 and sealing-ring 26; Change speed motor 2 is positioned on motor support base 1, is connected to reduction box 6 by belt pulley 3; Reduction box 6 one end connecting tube 4, the other end is connected with shaft coupling 7, and anaerobic reaction-pot 19 is fixed between two bearing spiders 16 in left and right by bearing 8, and bearing 8 the other end is connected with shaft coupling 7; Anaerobic reaction-pot 19 skin is designed with chuck 9 structure, thermometer detect aperture 10, tensimeter 23 are positioned at anaerobic reaction-pot 19 elipse head end, charging discharge opening 11 is positioned on the upside of anaerobic reaction-pot 19, filtrate discharge hole 14 is positioned on the downside of anaerobic reaction-pot 19, it is inner that material stirrer 13 and extraction pipe 18 are arranged on anaerobic reaction-pot 19 axis, and vent valve 17 is connected with anaerobic reaction-pot 19 by bearing.
Anaerobic reaction-pot 19 is of a size of:
Fineness ratio is: D:H=1:3.4; Elipse head geometrical dimension is: h
1=600mm(curved surface length); h
0=40mm(length of straight flange); Elipse head internal surface area=6.41m
2; Elipse head volume=1.93m
3; Cylindrical shell geometrical dimension is: H=6391mm(length); Cylinder inner surface amasss 39.82m
2; Cylindrical shell volume 23.86m
3, high pressure steam gate valve 5 and pipeline 4, anaerobic reaction-pot 19 are through, and are that raw material carries out reality and disappears by high pressure steam.
High pressure steam gate valve 5 and pipeline 4, chuck 9 are through, and chuck is the additional thermosphere of reactor, and hot steam provides the energy by chuck for anaerobic reaction-pot 19 insulation, and material is heated evenly.
One end of shaft coupling 7 is connected with reduction box 6, the other end of shaft coupling 7 is connected with anaerobic reaction-pot 19, is designed by coupler structure, realizes the fixed-link of motor power system and anaerobic fermentation equipment, its object is to be conducive to two equipment keep in repair separately and dismantle, greatly reduce maintenance cost.
Be designed with chuck 9 structure at anaerobic reaction-pot skin, tap water, by water-gate valve 21, pipeline 4, inputs tap water cooling to the outer field chuck 9 of reactor, material is heated evenly.
Tensimeter 23 is designed with, for monitoring tank body pressure change outside anaerobic reaction-pot.By input steam, under the real state that disappears of maintenance, tank pressure is 0.13 ~ 0.15Mpa.
Thermometer detect aperture 10 is designed with, for the temperature variations of material in monitoring reaction course outside anaerobic reaction-pot.
There is material stirrer 13 in anaerobic reaction-pot indoor design, its object is to impel materials overturning when reactor rotates; Simultaneously through at anaerobic reaction-pot and extraction pipe 18, vacuum pump 24, its object is to make retort be in negative pressure state, be conducive to accelerated reaction process.
Exhaust safety valve 15 is designed with outside anaerobic reaction-pot, its object is to increase suddenly when tank body pressure or suddenly sharply reduce, when exceeding the maximum working pressure value of tank design or negative pressure value minimum lower than tank design, safety valve is opened automatically, maintains equipment internal and external pressure balance; Be designed with vent valve 17 structure at anaerobic reaction-pot, the anaerobic gas such as hydrogen, methane gas, hydrogen sulfide that its object is to anaerobically fermenting to produce is by outside vacuum pump extraction system, and also can recycle, it is the cleanest clean energy.
Being designed with manhole 12 at anaerobic reaction-pot, its object is to come in and go out to being convenient to personnel during overhaul of the equipments.Outside anaerobic reaction-pot, be designed with filtrate discharge hole 14, its object is to the liquid from then on discharge outlet discharge tank body produced in fermenting process.Outside anaerobic reaction-pot, be designed with visor 20 structure, its object is to convenient operation personnel and understand course of fermentation, the changing conditions of material, internal unit operational situation by this vision slit of visor.Outside anaerobic reaction-pot, be designed with tensimeter 23, its object is to by tensimeter, convenient operation personnel implement monitoring tank body pressure change, process in time because pressure changes suddenly the potential risk brought to equipment.
Embodiment 2
The equipment of following Application Example 1 processes intensive cattle farm movement, and intensive cattle farm movement takes from Xuzhou city Lv Jian dairy industry company limited's milk cattle cultivating base, and treating processes is as follows:
Before equipment use, first check steam-pipe, valve, exhaust safety valve, thermometer detect aperture, whether filtrate discharge hole have leakage point, whether change speed motor, reduction box, supply transformer have electric leakage, if there is pipeline to have leakage point, change pipeline in time; Check that whether anaerobic reaction-pot shaft seal, chuck, shaft coupling, bearing, visor be working properly, occur abnormal then interpolation sealing in time glycerine; Open water-gate valve 21 tap water cleaning the machine inwall, clean 3-5 time, till the water flowed out is limpid; To disappear anaerobic reaction-pot, affiliated facility and associated conduit system with steam sky.Before feeding intake, gas circuit, anaerobic reaction-pot steam carry out sterilizing, and eliminate the miscellaneous bacteria at all dead angles, the system of guarantee is in sterile state; Anaerobic reaction-pot can not bear too high pressure, and therefore, exhaust safety valve 15 must adjust between 0.13 ~ 0.15MPa; Sky disappears in process, and the vent valve 17 of anaerobic reaction-pot lower end should be opened slightly, gets rid of water of condensation; The sky time of disappearing should continue about 40 minutes, when equipment use for the first time or for a long time need not rear startup time, preferably adopt interval sky to disappear, after namely first time, sky disappeared, every 3 ~ 5 hours, sky disappeared once again, to eliminate gemma; Anaerobic reaction-pot 19 after sky disappears, should open vacuum pump 24 ventilation and dry up, about 20 ~ 30 minutes, then by gas circuit valve closes; Steam directly passes in tank and carries out sky and disappear by anaerobic reaction-pot; When sky disappears, the manhole 12 on tank, exhaust safety valve 15 and charging discharge opening 11 should be opened slightly, steam is discharged by these valves, keep tank pressure to be 0.13 ~ 0.15Mpa simultaneously; Water of condensation in tank should be drained after disappearing and terminating by sky, and by emptying valve open, prevents from cooling generation negative pressure, damage equipment in rear tank; When sky disappears, electronic thermometer electrode is taken out, its work-ing life can be extended;
Above-mentioned inspection and sky disappear end, by anaerobic fermentation raw material proportionally (cattle farm movement: W-Gum: straw: cornstalk=1:1:0.2:0.3:0.1) add in tank from charging opening, anaerobic fermentation raw material amount calculates with about 45% of tank body total volume, open high pressure steam gate valve 5, crack 1/4 circle of exhaust safety valve 15, open chuck water discharge valve 22 and get rid of water of condensation, pressure rises to 0.15Mpa, now temperature reaches 121 ~ 123 DEG C, keeps tank pressure constant.This stage is real tank sterilizing and high-temperature maturing process (disappearing in fact is after adding anaerobic fermentation raw material in tank, with steam, anaerobic fermentation raw material is carried out to the process of sterilizing, and the real operating process disappeared of anaerobic reaction-pot disappears identical with sky).Open motor during this period and make anaerobic reaction-pot low speed rotation, impel material Homogeneous phase mixing in tank, rotating speed 10 ~ 30rpm; Stop steam supply after 30 minutes, open exhaust safety valve 15 step-down cooling, and by stirring, filling water coolant accelerating cooling speed.
Material is cooled to about 37 DEG C, by anaerobically fermenting bacterium liquid, (the utility model ferments the anaerobically fermenting bacterium adopted, for the mixed bacterial of actinomycetes, clostridium perfringens, pseudomonas, clostridium, bacillus bulgaricus, candidiasis and colibacillus etc., acquisition can be separated from the cow manure of cattle farm, also can commercial sources buy, the bacterial strains such as clostridium perfringens commercially available at present, clostridium, bacillus bulgaricus, candidiasis and colibacillus all can or be bought by institute of microbiology of the Chinese Academy of Sciences.) inject tank body inoculate, its inoculum size is 5% of material total mass in tank, start motor make anaerobic reaction-pot keep low speed rotation (rotating speed 10 ~ 30rpm).
Enter anaerobic fermentation stage, control tank body low-speed running (rotating speed 10 ~ 30rpm), keep tank pressure to be-0.01 ~-0.05MPa negative pressure, microorganism is fermented under negative pressure.Starting stage, anaerobion is in order to adapt to new material environment, and course of fermentation slowly changes, and shows as metabolism steadily without noticeable change, suitably opens steam for this reason, controls leavening temperature at about 37 DEG C, promotes microbial growth.Along with deepening continuously of course of fermentation, microorganism is that geometricprogression is bred in a large number, and produce the gas such as carbon monoxide, methane (collect and use as the energy), raise rapidly with temperature simultaneously, even more than 60 DEG C, now vent valve should be opened, unloading jacket steam pressure, make temperature control at about 37 DEG C to tank body cooling, prevent thalline high temperature from burning to death.In vacuum fermentation process, fermentation course is about 16 ~ 24h, fermentation ends, and product can be used in aqiuculrue feed, also can be applied to farmland as fertilizer, be conducive to soil improvement.
In order to check this device processes effect, by following experimental analysis the utility model equipment compared with legacy equipment, improving the quality of products, shorten the advantage that fermentation time, product exist in physical chemistry and biological property:
1. the character contrasting product with legacy equipment is good and bad
By screening the desirable zymophyte of acquisition, carry out contrast verification with legacy equipment, analyze the materialization of meta-bolites and the changing conditions of biological property in course of fermentation, and carry out productive simultaneous test, experiment effect is as shown in table 1.
Table 1
Simultaneous test is learnt, two kinds of experimental installations, total carbon in material, total nitrogen, carbon-nitrogen ratio, water ratio, ammonia-state nitrogen, organic matter, total phosphorus, temperature, pH contrast difference are larger, after 120 hours, this apparatus and process anaerobically fermenting process indices tends towards stability, enter the after-ripening stage, and legacy equipment numerical fluctuations is obvious, metabolism is still proceeding.Experimental Comparison is known, also there is difference significantly in its beneficial microorganism and the contrast of harmful microorganism total count two kinds of experimental installations, legacy equipment beneficial activity bacterium population quantity is few, active low, then it is slow to show metabolism, and the latter is fermented, rapid temperature increases is fast, within 120 hours, then enter the after-ripening stage, its fermentation materials brown color or dun, have by sense of smell identification breath of significantly becoming thoroughly decomposed, but odorless, fermentation finished product does not attract mosquitos and flies, and in loose crumb structure, feel is thinner.Illustrate that appointed condition of the present utility model has obvious effect to the fermentation progress of quickening material, the quality of raising muck.
2. contrast its product fertility effect with legacy equipment
In order to realize the product of two kinds of equipment as organic fertilizer, to the contrast of crop growth promoter action, test and Selection celery experimental field, by applying the utility model tunning, legacy equipment meta-bolites and the contrast not adding any material, analyze the product of two kinds of methods as the capability of influence of organic fertilizer to celery output, as shown in table 2.
Table 2
| Usage quantity | Do not add any material | Legacy equipment meta-bolites | The utility model tunning |
| 100（g/m 2） | 547 | 597 | 724 |
| 200（g/m 2） | 591 | 674 | 781 |
| 300（g/m 2） | 641 | 713 | 846 |
Comparing result shows, the utility model tunning is as organic fertilizer, to the promoter action of celery growth far above traditional method, for usage quantity 300 g/m2, the utility model equipment stimulation ratio compared with contrast (not adding any material) is 31.9%, stimulation ratio is 18.7% compared with legacy equipment, and its action effect is obvious.
The above results illustrates that the finished product fertility that the utility model equipment produces is high, because fermentor tank have employed horizontal design, chuck is designed with at fermentation tube skin, make fermenting process more thorough than the fermentation of other device processes, the whipping appts design of this fermentation equipment simultaneously, facilitate the increase of beneficial microorganism population quantity, make product total nitrogen, total phosphorus contrast traditional method and be enhanced.
Claims (8)
1. the intensive cattle farm of a process excremental vacuum anaerobic treatment equipment, it is characterized in that: comprise motor support base (1), change speed motor (2), belt pulley (3), pipeline (4), high pressure steam gate valve (5), reduction box (6), shaft coupling (7), bearing (8), thermometer detect aperture (10), charging discharge opening (11), material stirrer (13), filtrate discharge hole (14), exhaust safety valve (15), bearing spider (16), vent valve (17), extraction pipe (18), anaerobic reaction-pot (19), water-gate valve (21), chuck water discharge valve (22), tensimeter (23), turning axle (25) and sealing-ring (26), change speed motor (2) is positioned on motor support base (1), is connected to reduction box (6) by belt pulley (3), reduction box (6) one end connecting tube (4), the other end is connected with shaft coupling (7), and anaerobic reaction-pot (19) is fixed between two bearing spiders (16) in left and right by bearing (8), and bearing (8) the other end is connected with shaft coupling (7), anaerobic reaction-pot (19) skin is designed with chuck (9) structure, thermometer detect aperture (10), tensimeter (23) are positioned at anaerobic reaction-pot (19) elipse head end, charging discharge opening (11) is positioned at anaerobic reaction-pot (19) upside, filtrate discharge hole (14) is positioned at anaerobic reaction-pot (19) downside, it is inner that material stirrer (13) and extraction pipe (18) are arranged on anaerobic reaction-pot (19) axis, material stirrer (13) is fixed on turning axle (25), and vent valve (17) is connected with anaerobic reaction-pot (19).
2. one processes intensive cattle farm excremental vacuum anaerobic treatment equipment according to claim 1, and it is characterized in that: anaerobic reaction-pot (19) adopts horizontal design, length-to-diameter ratio is 1:1 ~ 3.4.
3. the intensive cattle farm of a kind of process excremental vacuum anaerobic treatment equipment according to claim 1, is characterized in that: extraction pipe (18) is positioned on anaerobic reaction-pot axis, and with tank body through.
4. one processes intensive cattle farm excremental vacuum anaerobic treatment equipment according to claim 1, it is characterized in that: be provided with vacuum pump (24) in one end of extraction pipe (18).
5. one processes intensive cattle farm excremental vacuum anaerobic treatment equipment according to claim 1, it is characterized in that: between described chuck (9) and anaerobic reaction tank, spacing is 20 ~ 40mm.
6. one processes intensive cattle farm excremental vacuum anaerobic treatment equipment according to claim 1, it is characterized in that: described material stirrer (13) is made up of agitating plate mobile jib (131), agitating plate port (132), agitating plate pole (133) and agitating plate wing bar (134), each parts seam crossing adopts welding rod to be welded.
7. one processes intensive cattle farm excremental vacuum anaerobic treatment equipment according to claim 6, it is characterized in that: described material stirrer (13) adopts fluoro-resin as external application lining, and external application liner layer thickness is at 1.5-5mm.
8. one processes intensive cattle farm excremental vacuum anaerobic treatment equipment according to claim 6, it is characterized in that: agitating plate port (132) cross section is for circular or oval.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106854663A (en) * | 2016-12-19 | 2017-06-16 | 苏州唐氏机械制造有限公司 | The method of municipal refuse dry fermentation |
| CN109609364A (en) * | 2019-01-11 | 2019-04-12 | 中国农业科学院兰州畜牧与兽药研究所 | A kind of anaerobic fermentation material mixing tank instrument installation structure |
| CN113583838A (en) * | 2021-07-28 | 2021-11-02 | 北京能泰高科环保技术有限公司 | Rotary microbial cultivation device |
-
2015
- 2015-03-03 CN CN201520122483.2U patent/CN204529679U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106854663A (en) * | 2016-12-19 | 2017-06-16 | 苏州唐氏机械制造有限公司 | The method of municipal refuse dry fermentation |
| CN109609364A (en) * | 2019-01-11 | 2019-04-12 | 中国农业科学院兰州畜牧与兽药研究所 | A kind of anaerobic fermentation material mixing tank instrument installation structure |
| CN113583838A (en) * | 2021-07-28 | 2021-11-02 | 北京能泰高科环保技术有限公司 | Rotary microbial cultivation device |
| CN113583838B (en) * | 2021-07-28 | 2024-03-08 | 北京能泰高科环保技术有限公司 | A rotating microbial culture device |
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