CN111003916A - A fermentation tank for anaerobic fermentation of livestock and poultry manure to produce biogas and its treatment process - Google Patents
A fermentation tank for anaerobic fermentation of livestock and poultry manure to produce biogas and its treatment process Download PDFInfo
- Publication number
- CN111003916A CN111003916A CN201911421283.6A CN201911421283A CN111003916A CN 111003916 A CN111003916 A CN 111003916A CN 201911421283 A CN201911421283 A CN 201911421283A CN 111003916 A CN111003916 A CN 111003916A
- Authority
- CN
- China
- Prior art keywords
- fermentation
- manure
- excrement
- movable placing
- placing plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/02—Biological treatment
- C02F11/04—Anaerobic treatment; Production of methane by such processes
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Molecular Biology (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Treatment Of Sludge (AREA)
- Fertilizers (AREA)
Abstract
The invention discloses a fermentation tank for preparing biogas by utilizing livestock and poultry manure anaerobic fermentation and a treatment process thereof, belonging to the technical field of manure treatment processes. The device mainly comprises a fermentation tank body, a separation supporting plate, a movable placing plate, a lifting rod, a sliding gear, a manure stirring element, a manure storage tank, a manure discharge tank and a power supply; the livestock and poultry manure is subjected to layered fermentation by arranging the movable placing plates, and the livestock and poultry manure is heated in the fermentation tank body while being fermented, so that the fermentation temperature of each layer is uniform, the fermentation is sufficient, meanwhile, the methane generated by the fermentation can flow out sufficiently, and the methane yield is increased; one end of the movable placing plate is lifted by utilizing the lifting rod, so that the movable placing plate is inclined, the livestock and poultry dung can be quickly and uniformly dispersed to the upper end of the movable placing plate, and the zymophyte can be uniformly dispersed in the dung, so that the fermentation speed and effect are increased; the method has the advantages of high fermentation rate increasing speed, good effect and strong practicability, and is suitable for mass popularization.
Description
Technical Field
The invention belongs to the technical field of excrement treatment processes, and particularly relates to a fermentation tank for preparing biogas by utilizing livestock and poultry excrement anaerobic fermentation and a treatment process thereof.
Background
Reviewing the cultivation history of thousands of years for human beings, the livestock and poultry manure is always an important fertilizer resource for agricultural production. In recent years, with the rising of the cost of human resources, the mechanization degree of agricultural production is increased continuously, and the law and balance are broken, so that the organic matter level of soil is reduced, the agricultural non-point source pollution is increased continuously, and on the other hand, the livestock and poultry breeding excrement becomes one of the main pollution sources in rural areas.
The domestic area is wide, the temperature difference between the south and the north is large, the domestic animal breeding land is also the big country, a large amount of livestock and poultry manure is not treated and is discharged freely, and the living environment and underground water sources are seriously polluted. The main reasons for the low treatment rate of the excrement are that the treatment difficulty is large, the cost is high, the farm benefit is low, the comprehensive benefit of treating the excrement is not shown, the enthusiasm of people for treating the excrement is influenced, and the investigation and punishment of the country on the discharge of the cultured excrement are low. According to the organic fertilizer division statistics of China Association for agricultural circulation, the high-efficiency treatment rate of the livestock and poultry manure is only 30.1%, and most of the livestock and poultry manure is directly discharged without treatment and is used for farmland fertilization, so that soil pollution is caused.
Biogas fermentation is a way of treating livestock and poultry manure, is also called anaerobic digestion and anaerobic fermentation, and refers to a process of finally forming combustible mixed gas (biogas) such as methane, carbon dioxide and the like by decomposing and metabolizing various microorganisms of organic substances (such as human, livestock and poultry manure, straws, weeds and the like) under certain moisture, temperature and anaerobic conditions, and the biogas fermentation needs a special fermentation tank for treatment.
The prior methane fermentation tank has the following defects: 1) the livestock and poultry manure is completely added into the fermentation tank, fermentation treatment is carried out uniformly, and the function of layered fermentation is not provided, so that when the livestock and poultry manure is fermented, on one hand, zymophyte cannot reach deep-layer manure, and on the other hand, methane generated by the bottom-layer manure is difficult to discharge, so that the manure fermentation efficiency is influenced, the methane yield is reduced, and resource waste is caused; 2) the length of stirring component can not be adjusted according to the degree of depth that the excrement was dirty when current biogas fermentation pond carries out excrement and dirt and bacterial stirring, has the stirring incomplete, the problem that the bacterial can not disperse comprehensively, and the practicality is not good.
Disclosure of Invention
Aiming at the problems, the invention provides a fermentation tank for preparing methane by anaerobic fermentation of livestock and poultry manure and a treatment process thereof.
The technical scheme of the invention is as follows: a fermentation tank for preparing biogas by utilizing anaerobic fermentation of livestock and poultry feces mainly comprises a fermentation tank body, a plurality of separated supporting plates, a movable placing plate, a lifting rod, a sliding gear, a feces stirring element, a manure storage tank, a manure discharge tank and a biogas digester body, wherein a closed shed cover is arranged at the upper end of the fermentation tank body, the plurality of separated supporting plates are uniformly distributed from top to bottom and horizontally arranged in the fermentation tank body and divide the fermentation tank body into a plurality of fermentation chambers, the movable placing plate is arranged at the upper end of each separated supporting plate, the lifting rod is vertically arranged in the fermentation tank body, penetrates through each movable placing plate and separates the supporting plates and is fixedly connected with the movable placing plates, the sliding gear drives the lifting rod to lift, the feces stirring element is used for stirring and fermenting feces entering the fermentation tank body, the manure storage tank is respectively and is in through connection pipes at, A power supply electrically connected to each of the electrical components;
the closed shed cover is provided with a methane collecting port and a bacteria sprinkling port, and the fermentation cavity is respectively communicated with the methane collecting port and the bacteria sprinkling port through connecting pipes; one side of the movable placing plate, which is close to the septic tank, is hinged with the side wall of the fermentation tank body; the upper end of the lifting rod is provided with a sliding rack meshed with the sliding gear, and the center of the sliding gear is connected with a first driving motor through a rotating shaft;
dirty stirring component of excrement includes that vertical locate the fermentation vat in and run through each activity place the board and separate the backup pad and cup joint the churn that forms by a plurality of sleeves, locate two adjacent sleeve outer wall departments and lie in a plurality of stirring framves that each activity placed the board upper end, drive between each sleeve the driving motor two of mutual compression and extension, every the stirring frame comprises the flexible body of rod of a plurality of activities of establishing at two adjacent sleeve outer walls along circumference, and every flexible body of rod of activity sets up and one end is articulated mutually and the other end is located the installation pole of two adjacent sleeve outer walls respectively by one on the one and the other end constitutes, is equipped with a plurality of stirring paddle leaf on every installation pole.
Further, the board upper end is evenly equipped with a plurality of vertical baffles, every is placed in the activity the even a plurality of excrement breach of vertical baffle lateral wall, and each on two adjacent vertical baffles goes out crisscross distribution between the excrement breach, increases the route that the excrement is dirty to pass through the excrement breach that goes out of each crisscross distribution, makes the excrement dirty ability fully contact the unrestrained zymophyte of fungus mouthful, increases the output of fermentation efficiency and marsh gas.
Further, the board is placed in the activity is by the mutual butt of a plurality of slope curb plates head and the tail be the wave structure, and vertical baffle is established on every slope curb plate, through wave side structure, increases the surface area that the board was placed in the activity to make the excrement dirty through its time increase, thereby make the excrement dirty fermentation more complete, improve fermentation efficiency.
Further, still include the heat preservation component, the heat preservation component including lay in the heating tube of fermentation tank body lateral wall, locate the fermentation tank body outside and to heating tube lets in hydrothermal heating tank, carries out the thermometer that detects to the temperature in the fermentation tank body, heats to the fermentation tank body through the heating tube to guarantee heating temperature, simultaneously, detect fermentation temperature through the thermometer, avoid the high temperature to cause the fermentation fungus dead, make the fermentation of this device effectual, the reliability is high.
Furthermore, the inner wall of the closed shed cover is provided with a heat insulation layer, the heat insulation layer is made of polyurethane hard foam, and through the arrangement of the heat insulation layer, the heat loss inside the fermentation tank body is avoided, and the heat insulation effect is improved.
Further, go out the manure pit and be equipped with the solenoid valve with fermentation tank body lateral wall junction, be equipped with the excrement pump in going out the manure pit, and go out the manure pit upper end and be equipped with the apron, be equipped with observation window on the apron, will get into out the excrement after the manure pit internal processing through the connecting pipe through the excrement pump and take out to ground and carry out subsequent processing, and conveniently observe out the dirty storage capacity of excrement in the manure pit through observation window, increase the reliability.
Further, be equipped with the edulcoration component in the storage manure pit, the edulcoration component includes that the mesh number increases in proper order and the edulcoration of vertical setting nets one, edulcoration net two, edulcoration net three, and both ends are equipped with the slip strip respectively around edulcoration net one, edulcoration net two and the edulcoration net three, and the lateral wall corresponds each around the storage manure pit the position department of slip strip is equipped with rather than sliding connection's draw-in groove, through adding the excrement dirt to the storage manure pit in, and loop through edulcoration net one, edulcoration net two and edulcoration net three and carry out the solid edulcoration, avoids the solid impurity in the excrement dirt to influence the.
The process for preparing the methane by fermenting the livestock and poultry manure by using the fermentation tank mainly comprises the following steps:
(1) adding livestock and poultry excrement to be treated into an excrement storage tank, opening a corresponding electromagnetic valve, pumping the excrement to each connecting pipe through an external sewage pump, respectively adding the excrement to the upper end of a corresponding movable placing plate, starting a first driving motor, driving a sliding gear to rotate forward and simultaneously driving a sliding rack to move upwards by the driving motor, so that a lifting rod moves upwards, simultaneously lifting one end of each movable placing plate, moving the excrement at the upper end of the movable placing plate to the lower end of the movable placing plate, then driving the sliding gear to rotate reversely by the driving motor, so that the lifted end of each movable placing plate is lowered, finally reaching the horizontal position, and uniformly distributing the excrement on the movable placing plates;
(2) spraying zymophyte on each movable placing plate through a zymophyte spraying port, starting a driving motor II, driving the driving motor II to repeatedly compress and extend the sleeves which are mutually sleeved up and down, simultaneously enabling two symmetrically arranged mounting rods to be respectively close to and separated from each other, and enabling a plurality of stirring blades to repeatedly move up and down, thereby stirring the feces on the movable placing plates, fully mixing the feces with the zymophyte, and then carrying out anaerobic fermentation;
(3) in the fermentation process in the step, hot water is introduced into each heating pipeline through a heating water tank, so that the temperature in the fermentation tank is raised, and meanwhile, a thermometer is used for detecting the temperature in the fermentation tank;
(4) after the fermentation is finished, biogas passes through the biogas collection port and is discharged from the fermentation tank body, then is collected and processed, and the fermented manure residues enter the manure discharge tank through each connecting pipe, and when the manure residues in the manure discharge tank are collected fully, the manure pump is started, and the manure residues in the manure discharge tank are pumped to the outside by the manure pump, so that the subsequent processing is carried out.
The invention has the beneficial effects that: the invention provides a fermentation tank for preparing methane by utilizing anaerobic fermentation of livestock and poultry manure and a treatment process thereof, and the fermentation tank has the following advantages:
1. according to the invention, the livestock and poultry manure is subjected to layered fermentation by arranging the movable placing plates, and the heating is carried out in the fermentation tank body while the fermentation is carried out, so that the uniform fermentation temperature of each layer is ensured, the fermentation is sufficient, simultaneously, the methane generated by the fermentation can sufficiently flow out, the methane yield is increased, and the device has the advantages of high fermentation speed and high reliability.
2. According to the invention, one end of the movable placing plate is lifted by the lifting rod, so that the movable placing plate is inclined, the livestock and poultry feces can be rapidly and uniformly dispersed to the upper end of the movable placing plate, the fermentation bacteria can be uniformly dispersed in the feces, and the fermentation rate and effect are increased.
3. The excrement and sewage stirring element is arranged to repeatedly lift and lower to stir the excrement and sewage, and the angle between the two symmetrically arranged mounting rods can be adjusted according to the storage amount of the excrement and sewage on each movable placing plate, so that the excrement and sewage with different heights are stirred, zymogens are dispersed into the excrement and sewage of each layer, the mixing uniformity of the zymogens and the excrement and sewage is increased, the fermentation effect is improved, and the practicability is high;
4. according to the invention, the first impurity removal net, the second impurity removal net and the third impurity removal net which are sequentially increased in mesh number and vertically arranged are arranged in the manure storage tank, so that solid impurities in manure are removed sequentially through the first impurity removal net, the second impurity removal net and the third impurity removal net, and the solid impurities in the manure are prevented from influencing the fermentation effect.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the present invention when the movable standing board is raised;
FIG. 3 is a top view of the activity placement board of the present invention;
FIG. 4 is a side view of the activity standing board of the present invention;
FIG. 5 is an enlarged partial view of A of the present invention;
FIG. 6 is a plan view of the septic tank of the present invention;
FIG. 7 is a top view of the septic tank of the present invention;
FIG. 8 is a schematic view of the structure of installing the insulating member of the present invention in the fermentation tank.
Wherein, 1-a fermentation tank body, 10-a closed shed cover, 100-a fermentation cavity, 101-a biogas collecting port, 102-a bacteria sprinkling port, 103-a heat insulation layer, 2-a separation support plate, 3-a movable placing plate, 30-a vertical baffle, 300-a feces outlet gap, 31-an inclined side plate, 4-a lifting rod, 40-a sliding rack, 5-a sliding gear, 50-a driving motor I, 6-a feces stirring element, 60-a stirring barrel, 600-a sleeve, 61-a stirring frame, 610-a movable telescopic rod body, 611-a mounting rod, 6110-a stirring blade, 62-a driving motor II, 7-a septic tank, 70-an impurity removal element, 700-an impurity removal net I, 701-an impurity removal net II, 702-an impurity removal net III, 703-a sliding strip, 704-a clamping groove, 8-a septic tank, 80-an electromagnetic valve, 81-a dung pumping machine, 82-a cover plate, 820-an observation window, 9-a heat preservation element, 90-a heating pipeline, 91-a heating water tank and 92-a thermometer.
Detailed Description
Example (b): as shown in fig. 1 and 2, a fermentation tank for producing biogas by anaerobic fermentation of livestock and poultry feces mainly comprises a fermentation tank body 1 with a closed shed cover 10 at the upper end, 3 separated support plates 2 which are uniformly distributed from top to bottom and horizontally arranged in the fermentation tank body 1 and divide the fermentation tank body 1 into 4 fermentation chambers 100, movable placing plates 3 arranged at the upper ends of the separated support plates 2, lifting rods 4 vertically arranged in the fermentation tank body 1 and penetrating through the movable placing plates 3 and the separated support plates 2 and fixedly connected with the movable placing plates 3, sliding gears 5 for driving the lifting rods 4 to lift, feces stirring elements 6 for stirring and fermenting feces entering the fermentation tank body 1, feces storage tanks 7 respectively connected with the side walls of the fermentation tank body 1 through 3 connecting pipes at the upper ends of the movable placing plates 3, and a septic tank outlet connected with the side walls of the fermentation tank body 1 through 3 connecting pipes at the upper ends of the movable placing plates 3 and far away from one side of the manure storage tanks 5 (8) The heat preservation element 9 and a power supply electrically connected with each electric element;
the closed shed cover 10 is provided with a biogas collecting port 101 and a bacteria sprinkling port 102, the fermentation cavity 100 is respectively communicated with the biogas collecting port 101 and the bacteria sprinkling port 102 through connecting pipes, the inner wall of the closed shed cover 10 is provided with a heat insulation layer 103, the heat insulation layer 103 is made of polyurethane hard foam, heat loss in the fermentation tank body 1 is avoided through the arrangement of the heat insulation layer 103, and the heat insulation effect is improved;
as shown in figure 3, one side of the movable placing plate 3, which is close to the manure outlet tank 8, is hinged with the side wall of the fermentation tank body 1, 5 vertical baffles 30 are uniformly arranged at the upper end of the movable placing plate 3, 4 manure outlet gaps 300 are uniformly arranged on the side wall of each vertical baffle 30, and the excrement outlet notches 300 on the two adjacent vertical baffle plates 30 are distributed in a staggered way, the passage of the excrement is increased through the excrement outlet notches 300 which are distributed in a staggered way, so that the excrement can fully contact the zymocyte scattered by the bacteria sprinkling port 102, the fermentation efficiency and the yield of the biogas are increased, as shown in fig. 4, the movable standing board 3 is a wave structure formed by abutting 5 inclined side boards 31 end to end, and the vertical baffle 30 is arranged on each inclined side plate 31, the surface area of the movable placing plate 3 is increased through the wave-shaped side surface structure, so that the time for the excrement to pass through is increased, the excrement is fermented more completely, and the fermentation efficiency is improved; the upper end of the lifting rod 4 is provided with a sliding rack 40 meshed with the sliding gear 5, and the center of the sliding gear 5 is connected with a first driving motor 50 through a rotating shaft;
as shown in fig. 5, the fecal sewage stirring element 6 comprises a stirring cylinder 60 vertically arranged in the fermentation tank body 1 and penetrating through each movable placing plate 3 and the separating support plate 2 and formed by sleeving 3 sleeves 600, 5 stirring frames 61 arranged at the outer walls of two adjacent sleeves 600 and positioned at the upper ends of the movable placing plates 3, and a second driving motor 62 for driving the sleeves 600 to compress and extend mutually, wherein each stirring frame 61 is composed of 6 movable telescopic rod bodies 610 circumferentially arranged at the outer walls of two adjacent sleeves 600, each movable telescopic rod body 610 is composed of mounting rods 611 which are symmetrically arranged from top to bottom and hinged with each other at one end and are respectively arranged at the outer walls of two adjacent sleeves 600 at the other end, and a plurality of stirring blades 6110 are arranged on each mounting rod 611;
as shown in fig. 6, an impurity removing element 70 is arranged in the septic tank 7, the impurity removing element 70 includes an impurity removing net first 700, an impurity removing net second 701 and an impurity removing net third 702 which are sequentially and vertically arranged, sliding strips 703 are respectively arranged at the front and rear ends of the impurity removing net first 700, the impurity removing net second 701 and the impurity removing net third 702, and clamping grooves 704 which are slidably connected with the sliding strips 703 are arranged at positions of the front and rear side walls of the septic tank 7 corresponding to the sliding strips 703;
as shown in fig. 7, an electromagnetic valve 80 is arranged at the joint of the septic tank 8 and the side wall of the fermentation tank body 1, a manure pump 81 is arranged in the septic tank 8, a cover plate 82 is arranged at the upper end of the septic tank 8, an observation window 820 is arranged on the cover plate 82, manure which enters the septic tank 8 through a connecting pipe and is treated is pumped to the ground through the manure pump 81 for subsequent treatment, and the storage amount of the manure in the septic tank 8 is conveniently observed through the observation window 820, so that the reliability is increased;
as shown in fig. 8, the heat preservation element 9 includes a heating pipeline 90 laid on the side wall of the fermentation tank 1, a heating water tank 91 arranged outside the fermentation tank 1 and introducing hot water into the heating pipeline 90, and a thermometer 92 for detecting the temperature in the fermentation tank 1, and the heating pipeline 90 heats the fermentation tank 1, so as to ensure the heating temperature, and at the same time, the thermometer 92 detects the fermentation temperature, so as to avoid the death of fermentation bacteria due to over-high temperature, so that the fermentation effect of the device is good, and the reliability is high, wherein the model of the driving motor one 50 and the driving motor two 62 is DLGM13-N10VA, the model of the feces pumping machine 81 is JGZKN self-priming high suction range vacuum sludge pump, and the thermometer 92 is a commonly used electric contact thermometer.
The process for preparing the methane by fermenting the livestock and poultry manure by using the fermentation tank mainly comprises the following steps:
(1) adding the livestock and poultry dung to be treated into the manure storage tank 7, opening the corresponding electromagnetic valve 80, pumping the dung to each connecting pipe through an external sewage pump, respectively adding the dung to the upper ends of the corresponding movable placing plates 3, starting the first driving motor 50, driving the first driving motor 50 to drive the sliding gear 5 to rotate forwards and simultaneously drive the sliding rack 40 to move upwards, so that the lifting rod 4 moves upwards, simultaneously lifting one end of each movable placing plate 3, moving the dung at the upper end of the movable placing plate to the lower end of the movable placing plate, then driving the first driving motor 50 to drive the sliding gear 5 to rotate backwards, so that the lifted end of each movable placing plate 3 is lowered, finally reaching the horizontal position, and uniformly distributing the dung on the movable placing plates 3;
(2) the fermentation bacteria are sprayed on each movable placing plate 3 through the bacteria spraying port 102, the driving motor II 62 is started, the driving motor II 62 drives each sleeve 600 which is sleeved with each other to repeatedly compress and extend up and down, meanwhile, the two symmetrically arranged mounting rods 611 are respectively close to and separated, and the stirring blades 6110 are repeatedly moved up and down, so that the feces on the movable placing plates 3 are stirred, the feces are fully mixed with the fermentation bacteria, and then anaerobic fermentation is carried out;
(3) in the fermentation process in the step 2, hot water is introduced into each heating pipeline 90 through a heating water tank 91, so that the temperature in the fermentation tank body 1 is raised, and meanwhile, the temperature in the fermentation tank body 1 is detected by a thermometer 92;
(4) after the fermentation is finished, biogas is discharged out of the fermentation tank body 1 through the biogas collecting port 101 and then is collected and processed, fermented excrement residues enter the septic tank 8 through the connecting pipes, when the excrement residues in the septic tank 8 are fully collected, the excrement pumping machine 81 is started, and the excrement residues inside the excrement pumping machine 81 are pumped to the outside for subsequent processing.
Claims (7)
1. The utility model provides an utilize fermentation vat of dirty anaerobic fermentation system marsh gas of beasts and birds excrement, its characterized in that mainly includes fermentation vat body (1) that the upper end is equipped with closed canopy lid (10), from top to bottom evenly distributed and level locate in fermentation vat body (1) and divide into a plurality of division backup pads (2) of a plurality of fermentation chambeies (100) with fermentation vat body (1), place in each activity of dividing backup pad (2) upper end place board (3), vertically locate in fermentation vat body (1) and run through each activity place board (3) and separate backup pad (2) and place board (3) fixed connection's lifter (4) with the activity, drive slide gear (5) that lifter (4) go up and down, to getting into the dirty stirring element (6) of stirring fermentation of excrement in fermentation vat body (1), through a plurality of connecting pipes that are located each activity and place board (3) upper end department store up manure pit (7) that are run through connection with fermentation vat body (1) lateral wall respectively, The septic tanks (8) which are respectively connected with the side wall of the fermentation tank body (1), the upper ends of the movable placing plates (3) and one side far away from the septic tank (5) through a plurality of connecting pipes which are positioned at the upper ends of the movable placing plates (3) and one side far away from the septic tank (5), and power supplies which are electrically connected with the electric elements;
the closed shed cover (10) is provided with a biogas collecting port (101) and a bacteria sprinkling port (102), and the fermentation cavity (100) is respectively communicated with the biogas collecting port (101) and the bacteria sprinkling port (102) through connecting pipes; one side of the movable placing plate (3) close to the septic tank (8) is hinged with the side wall of the fermentation tank body (1); the upper end of the lifting rod (4) is provided with a sliding rack (40) meshed with the sliding gear (5), and the center of the sliding gear (5) is connected with a first driving motor (50) through a rotating shaft;
the manure stirring element (6) comprises a stirring cylinder (60) which is vertically arranged in the fermentation tank body (1), penetrates through each movable placing plate (3) and the separating support plate (2) and is formed by sleeving a plurality of sleeves (600), a plurality of stirring frames (61) which are arranged at the outer walls of two adjacent sleeves (600) and are positioned at the upper end of each movable placing plate (3), and a second driving motor (62) which drives the sleeves (600) to mutually compress and extend, wherein each stirring frame (61) is formed by a plurality of movable telescopic rod bodies (610) which are arranged on the outer walls of two adjacent sleeves (600) along the circumferential direction, and each movable telescopic rod body (610) is formed by mounting rods (611) which are symmetrically arranged from top to bottom and one end of each mounting rod is hinged with each other, the other end of each mounting rod is respectively arranged on the outer walls of two adjacent sleeves (600), and each mounting rod (611) is provided with a plurality of stirring blades (6110).
2. The fermentation tank for preparing biogas by utilizing anaerobic fermentation of livestock and poultry manure according to claim 1, characterized in that a plurality of vertical baffles (30) are uniformly arranged at the upper end of the movable placing plate (3), a plurality of manure discharging notches (300) are uniformly arranged on the side wall of each vertical baffle (30), and the manure discharging notches (300) on two adjacent vertical baffles (30) are distributed in a staggered manner.
3. The fermentation vat for producing biogas by utilizing anaerobic fermentation of livestock and poultry manure according to claim 2, characterized in that the movable placing plate (3) is a wave-shaped structure formed by abutting a plurality of inclined side plates (31) end to end, and a vertical baffle (30) is arranged on each inclined side plate (31).
4. The fermentation tank for preparing biogas by utilizing the anaerobic fermentation of livestock and poultry manure according to claim 1, characterized by further comprising a heat preservation element (9), wherein the heat preservation element (9) comprises a heating pipeline (90) laid on the side wall of the fermentation tank body (1), a heating water tank (91) arranged outside the fermentation tank body (1) and used for introducing hot water into the heating pipeline (90), and a thermometer (92) for detecting the temperature in the fermentation tank body (1).
5. The fermentation tank for preparing biogas by utilizing the anaerobic fermentation of livestock and poultry manure according to claim 1, characterized in that the inner wall of the closed shed cover (10) is provided with a heat insulation layer (103), and the heat insulation layer (103) is made of polyurethane rigid foam.
6. The fermentation tank for producing biogas by utilizing the anaerobic fermentation of livestock and poultry manure according to claim 1, characterized in that the joint of the manure outlet tank (8) and the side wall of the fermentation tank body (1) is provided with an electromagnetic valve (80), the manure pump (81) is arranged in the manure outlet tank (8), the upper end of the manure outlet tank (8) is provided with a cover plate (82), and the cover plate (82) is provided with an observation window (820).
7. The process for preparing the biogas by fermenting the livestock and poultry manure by using the fermentation tank as claimed in any one of claims 1 to 6 is characterized by mainly comprising the following steps:
(1) adding livestock and poultry excrement to be treated into a septic tank (7), opening a corresponding electromagnetic valve (80), pumping the excrement to each connecting pipe through an external sewage pump, adding the excrement to the upper ends of corresponding movable placing plates (3) respectively, starting a driving motor I (50), driving a sliding gear (5) to rotate forwards by the driving motor I (50) and driving a sliding rack (40) to move upwards so as to enable a lifting rod (4) to move upwards, lifting one end of each movable placing plate (3) and enabling the excrement at the upper end of the movable placing plate to move towards the lower end of the movable placing plate, then driving the sliding gear (5) to rotate backwards by the driving motor I (50), so that the lifted end of each movable placing plate (3) is lowered to finally reach a horizontal position, and enabling the excrement to be uniformly distributed on the movable placing plates (3);
(2) the fermentation tubes are sprayed on each movable placing plate (3) through a bacteria spraying port (102), a driving motor II (62) is started, the driving motor II (62) drives each sleeve (600) which is sleeved with each other to repeatedly compress and extend up and down, and meanwhile, two symmetrically arranged installing rods (611) are respectively close to and separated from each other, so that a plurality of stirring blades (6110) repeatedly move up and down, so that the excrement on each movable placing plate (3) is stirred, the excrement and the fermentation tubes are fully mixed, and then anaerobic fermentation is carried out, in the process, the angle between the two symmetrically arranged installing rods (611) can be adjusted according to the storage amount of the excrement and the dirt on each movable placing plate (3);
(3) in the fermentation process in the step (2), hot water is introduced into each heating pipeline (90) through a heating water tank (91), so that the temperature in the fermentation tank body (1) is increased, and meanwhile, a thermometer (92) is used for detecting the temperature in the fermentation tank body (1);
(4) after the fermentation, marsh gas passes through marsh gas collection mouth (101) discharge fermentation cell body (1), then collects the processing, and the excrement sediment after the fermentation gets into out in manure pit (8) through each connecting pipe, when the excrement sediment in the manure pit (8) was collected fully, starts excrement pump (81), utilizes excrement pump (81) to take out the excrement sediment of inside to outside, carries out subsequent processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911421283.6A CN111003916A (en) | 2019-12-31 | 2019-12-31 | A fermentation tank for anaerobic fermentation of livestock and poultry manure to produce biogas and its treatment process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911421283.6A CN111003916A (en) | 2019-12-31 | 2019-12-31 | A fermentation tank for anaerobic fermentation of livestock and poultry manure to produce biogas and its treatment process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111003916A true CN111003916A (en) | 2020-04-14 |
Family
ID=70120243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911421283.6A Withdrawn CN111003916A (en) | 2019-12-31 | 2019-12-31 | A fermentation tank for anaerobic fermentation of livestock and poultry manure to produce biogas and its treatment process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111003916A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112159279A (en) * | 2020-10-14 | 2021-01-01 | 陕西省生物农业研究所 | Method and device for comprehensively treating livestock and poultry manure based on microorganisms |
| CN112624828A (en) * | 2020-12-30 | 2021-04-09 | 北京图腾猎技科技有限公司 | Fermentation equipment and fermentation process for producing organic fertilizer by using wastes |
-
2019
- 2019-12-31 CN CN201911421283.6A patent/CN111003916A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112159279A (en) * | 2020-10-14 | 2021-01-01 | 陕西省生物农业研究所 | Method and device for comprehensively treating livestock and poultry manure based on microorganisms |
| CN112624828A (en) * | 2020-12-30 | 2021-04-09 | 北京图腾猎技科技有限公司 | Fermentation equipment and fermentation process for producing organic fertilizer by using wastes |
| CN112624828B (en) * | 2020-12-30 | 2021-09-24 | 黑龙江省农业科学院畜牧研究所 | Utilize fermentation equipment of discarded object production fertilizer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107759254B (en) | A system and method for pollution ecological management of livestock and poultry farms based on the combination of planting and breeding | |
| CN103265154B (en) | Resource utilization and comprehensive treatment process for sewage and manure generated during cultivation | |
| CN205387535U (en) | Dirty separation zero pollutant emission equipment of plant's excrement | |
| CN206365342U (en) | The sustainable circulatory system of plant | |
| CN106359263B (en) | A kind of ecological pig-culturing method | |
| CN111003916A (en) | A fermentation tank for anaerobic fermentation of livestock and poultry manure to produce biogas and its treatment process | |
| CN102718582B (en) | High-efficient and environment-friendly treatment process of animal manure | |
| CN108128894B (en) | Dirty low-cost high-efficient fermentation processing system of milk cow and live pig plant excrement | |
| CN203735218U (en) | Circulation energy-saving heat preservation type livestock feeding house facility device with self-cleaning and processing functions | |
| CN213187573U (en) | An ecological circular agricultural system based on the combination of photovoltaic stereoscopic planting and breeding | |
| CN210314044U (en) | An integrated fermentation device for manure and crop straw | |
| CN108552102A (en) | A kind of automatic breeding unit | |
| CN204529679U (en) | The intensive cattle farm of a kind of process excremental vacuum anaerobic treatment equipment | |
| CN207252475U (en) | Breeding wastewater collection device | |
| CN207252463U (en) | Cultivate colony house cleaning device | |
| CN103086775A (en) | Fast fermenting device for producing organic fertilizers | |
| CN107986589A (en) | A kind of three-stage cattle farm waste aerobic fermentation device and its fermentation process | |
| CN210470593U (en) | Excrement and urine utilizes cyclic irrigation planting device | |
| CN110150156A (en) | An ecological cycle system in which animals and vegetables co-exist | |
| CN213060796U (en) | Processing device for preparing animal feed based on chicken manure fermentation | |
| CN207322426U (en) | A kind of intensive ecological cultivation system | |
| CN111875206A (en) | A cow dung recycling system and recycling method | |
| CN213623807U (en) | Livestock-raising excrement treatment device | |
| CN220665182U (en) | Livestock and poultry manure composting device utilizing bacillus amylovorus | |
| CN210796274U (en) | Agricultural organic fertilizer fermenting installation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200414 |