CN107012084B - Aerobic fermentation system - Google Patents
Aerobic fermentation system Download PDFInfo
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- CN107012084B CN107012084B CN201710389915.XA CN201710389915A CN107012084B CN 107012084 B CN107012084 B CN 107012084B CN 201710389915 A CN201710389915 A CN 201710389915A CN 107012084 B CN107012084 B CN 107012084B
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- 238000010564 aerobic fermentation Methods 0.000 title claims abstract description 19
- 238000000855 fermentation Methods 0.000 claims abstract description 36
- 230000004151 fermentation Effects 0.000 claims abstract description 36
- 239000000463 material Substances 0.000 claims abstract description 32
- 238000006243 chemical reaction Methods 0.000 claims abstract description 30
- 239000010802 sludge Substances 0.000 claims abstract description 23
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 12
- 238000005273 aeration Methods 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 36
- 239000003638 chemical reducing agent Substances 0.000 claims description 29
- 230000008878 coupling Effects 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 238000006213 oxygenation reaction Methods 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 4
- 244000005700 microbiome Species 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 6
- 239000004744 fabric Substances 0.000 description 4
- 239000002390 adhesive tape Substances 0.000 description 3
- 239000010806 kitchen waste Substances 0.000 description 3
- 239000010871 livestock manure Substances 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 210000003608 fece Anatomy 0.000 description 2
- 244000144972 livestock Species 0.000 description 2
- 244000144977 poultry Species 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 239000002910 solid waste Substances 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001877 deodorizing effect Effects 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000010921 garden waste Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000003864 humus Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000010815 organic waste Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 244000045947 parasite Species 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M29/00—Means for introduction, extraction or recirculation of materials, e.g. pumps
- C12M29/06—Nozzles; Sprayers; Spargers; Diffusers
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M33/00—Means for introduction, transport, positioning, extraction, harvesting, peeling or sampling of biological material in or from the apparatus
- C12M33/16—Screw conveyor
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
- C12M41/48—Automatic or computerized control
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Zoology (AREA)
- Biomedical Technology (AREA)
- Genetics & Genomics (AREA)
- Microbiology (AREA)
- Biotechnology (AREA)
- Biochemistry (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Sustainable Development (AREA)
- Analytical Chemistry (AREA)
- Molecular Biology (AREA)
- Computer Hardware Design (AREA)
- Treatment Of Sludge (AREA)
- Processing Of Solid Wastes (AREA)
- Fertilizers (AREA)
Abstract
The invention discloses an aerobic fermentation system which comprises a reaction kettle, a sludge bin and a carbon source bin, wherein the reaction kettle, the sludge bin and the carbon source bin are connected with a mixer through a source auger conveyor, the mixer is connected with an auger conveyor, the auger conveyor is connected with an auger distributor, the auger distributor feeds materials into a fermentation tank, a turning machine is arranged above the fermentation tank, the turning machine is shifted to each fermentation tank through a dispatching vehicle, a scraper conveyor is arranged at a discharge port of the system, an air pipe is arranged between the fermentation tanks, and an aeration chamber is also arranged in the fermentation tank. The invention has reasonable structure, simple operation control, accurate long-distance intelligent positioning, cleanness during conveying, convenient unloading and even distribution, can be controlled in an integral and automatic way, and reduces manual operation.
Description
Technical Field
The invention relates to an aerobic fermentation system which can be widely applied to the field of treatment of municipal sludge, livestock and poultry manure, kitchen waste and other organic wastes.
Background
With the rapid development of town, the treatment of organic solid waste such as sludge, livestock and poultry manure, kitchen waste, garden waste, anaerobic digestion biogas residues and the like in small and medium-sized cities becomes a current urgent problem to be solved. The aerobic fermentation system is suitable for occasions where solid waste generating sources are relatively dispersed and are difficult to carry out large-scale centralized treatment, and the principle is as follows: waste (livestock manure, kitchen waste, domestic sludge and the like), biomass (straw, sawdust and the like) and reflux materials are uniformly mixed according to a certain proportion, so that the water content reaches 60-65% of design requirements, the materials enter a three-dimensional aerobic system, the materials are fully subjected to aerobic fermentation and decomposition by adjusting the moisture, oxygen content and temperature change of the raw materials, the temperature of the sludge can be increased by heat released in the decomposition process, the moisture in the sludge is evaporated along with the temperature rise, and part of organic matters are decomposed, so that the volume of a sludge pile is reduced, and the reduction treatment of the sludge is achieved. The aerobic sludge treatment equipment controls the temperature through the actions of ventilation, oxygenation, stirring and the like, so as to reach the optimal temperature for sludge fermentation treatment, and at the temperature, a large number of pathogenic bacteria and parasites in the sludge pile body can die, and meanwhile, the deodorizing system is utilized to carry out biological odor on the discharged gas, so that the purpose of harmless treatment of the sludge is achieved. The high-temperature aerobic fermentation of the sludge can be used for soil improvement, landscaping, refuse landfill covering soil and the like.
In the fermentation process of converting sludge into humus through biological aerobic fermentation, the distribution of materials in a fermentation bin directly influences the fermentation condition of the materials, and a reasonable distribution system is critical to the distribution of the materials.
In the prior art, a belt conveyor and a plow type unloader are mainly adopted as the cloth unloader, an electric roller is adopted as power for the belt conveyor, materials fall on a belt to be conveyed, an electric hydraulic push rod is adopted as a power source for the plow type unloader, the push rod stretches out to act on a driving rod to drive a frame to advance, a plow blade falls down, a flat carrier roller group is supported, the working surface of an adhesive tape is flat, the lower edge of the plow blade is tightly attached to the surface of the adhesive tape, and the materials on the running adhesive tape are unloaded into a fermentation bin.
However, the belt conveyor and the plow type unloading machine only play a role in transporting and unloading materials, the materials are piled up in the fermentation bin, and the effect of uniform material distribution cannot be realized, so that the fermentation condition of the materials is affected, and the materials cannot be effectively cleaned at other positions except the fermentation tank in a workshop in the conveying process.
In addition, the turning wheel is integrated, the motors are arranged on two sides, the motors are exposed outside, and the motors on two sides are required to synchronously operate, so that the volume is large, the synchronous effect is poor, and the motors are easy to damage; and the material is transmitted through the belt, the belt is easy to damage, and the wear rate is high.
Disclosure of Invention
The invention aims to overcome the defects and provide the aerobic fermentation system which is reasonable in structure, convenient to distribute and uniform in distribution.
The aim of the invention is achieved by the following technical scheme: the utility model provides an aerobic fermentation system, including reation kettle, mud feed bin and carbon source feed bin, reation kettle, mud feed bin and carbon source feed bin pass through the source auger conveyer and are connected with the mixer, and the auger conveyer is connected to the mixer, and auger conveyer connects auger cloth machine, and auger cloth machine is with the material feeding fermentation tank in, is equipped with the machine of turning over above the fermentation tank, turns over the machine of throwing and shifts to each fermentation tank through the dispatching car, and the discharge gate department of system is equipped with scraper conveyor, is equipped with the tuber pipe between the fermentation tank, still is equipped with the aeration chamber in the fermentation tank.
The invention further improves that: the reaction kettle comprises a water storage tank and a reaction tank, an electric butterfly valve is arranged between the water storage tank and the reaction tank, the water storage tank is connected with an electric water heater through a hot water pipe, an electric ball valve is arranged on the hot water pipe, a microorganism charging port is arranged on the reaction tank, an air pipe is arranged on one side of the reaction tank, an oxygenation ball valve is arranged on the air pipe, a water pump outlet is arranged on the other side of the reaction tank, and the water pump outlet is connected with a spray water pump through a high-pressure rubber pipe.
The invention further improves that: float ball type liquid level switches are arranged in the water storage tank and the reaction tank.
The invention further improves that: push rods are arranged in the sludge bin and the carbon source bin.
The invention further improves that: the auger material distributor comprises a fixed supporting seat, a first auger conveyor and a second auger conveyor, wherein the fixed supporting seat is fixed on the ground, the first auger conveyor is arranged above the fixed supporting seat, and the first auger conveyor is connected with the second auger conveyor.
The invention further improves that: the fixed supporting seat comprises a supporting seat structure, a slewing bearing is arranged at the top of the supporting seat structure, a third speed reducer and a third driving motor are arranged in the supporting seat structure, a speed reducing gear on the third speed reducer is meshed with an inner ring gear of the slewing bearing, and an encoder mounting member is further arranged in the supporting seat structure.
The invention further improves that: the first auger conveyor comprises a first auger conveyor shell, a first head connecting bearing seat is arranged at the head of the first auger conveyor shell and is connected with a first speed reducer through a first coupling sleeve, the first speed reducer is connected with a first driving motor, a first tail connecting bearing seat is arranged at the tail of the first auger conveyor shell, a first auger conveyor screw shaft is arranged between the first head connecting bearing seat and the first tail connecting bearing seat, the first auger conveyor screw shaft is arranged in the first auger conveyor shell, and a rotary driving member is arranged at the bottom of the tail of the first auger conveyor shell.
The invention further improves that: the second auger conveyor comprises a second auger conveyor shell, a second head connecting bearing seat is arranged at the head of the second auger conveyor shell and is connected with a second speed reducer through a second coupling shaft sleeve, the second speed reducer is connected with a second driving motor, a second tail connecting bearing seat is arranged at the tail of the second auger conveyor shell, a second auger conveyor screw shaft is arranged between the second head connecting bearing seat and the second tail connecting bearing seat, the second auger conveyor screw shaft is arranged in the second auger conveyor shell, a gate is arranged at a tail discharge hole of the second auger conveyor shell and is connected with a cylinder, and a material height sensing device and a camera are further arranged at the discharge hole.
The invention further improves that: the turning machine comprises a conveying device and a traveling trolley, wherein at least four turning wheels are arranged at one end of the conveying device, a chain scraper is arranged in the conveying device, one end of the chain scraper is connected with a first speed reducer through a chain, a hydraulic station and an electric cabinet are arranged on the traveling trolley, and a second speed reducer and a hydraulic cylinder are arranged at one end of the traveling trolley.
The invention further improves that: the turning wheel comprises a roller, a roller motor is arranged in the roller, connecting shafts are arranged at two ends of the roller motor, bearings, bearing seats and bearing covers are sleeved on the connecting shafts at two ends, a gear on one end of the connecting shaft is connected with an inner gear through a gear shaft, the inner gear is connected with the roller, a plurality of cutter teeth are arranged on the periphery of the roller through a mounting plate, and the mounting plate is connected with the cutter teeth and convenient to replace. Each turning wheel can independently operate and can adapt to severe environments.
Compared with the prior art, the invention has the following advantages: the invention has reasonable structure, simple operation control, accurate long-distance intelligent positioning, cleanness during conveying, convenient unloading and even distribution, can be controlled in an integral and automatic way, and reduces manual operation.
Description of the drawings:
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic structural view of a reaction kettle;
FIG. 3 is a schematic view of the structure of the auger spreader;
FIG. 4 is a schematic view of the structure of the first auger conveyor;
FIG. 5 is a schematic view of the structure of the second auger conveyor;
FIG. 6 is a schematic diagram of a turner;
FIG. 7 is a schematic view of the internal structure of the turning wheel;
in the figure: 1: a reaction kettle; 2: a sludge bin; 3: a carbon source bin; 4: a source auger conveyor; 5: a mixer; 6: an auger conveyor; 7: auger cloth machine; 8: a fermentation tank; 9: turning over the throwing machine; 10: a dispatching vehicle; 11: a scraper conveyor; 12: an air duct; 1-1, a water storage tank; 1-2, a reaction tank; 1-3, an electric butterfly valve; 1-4, a hot water pipe; 1-5 parts of an electric water heater; 1-6: an electric ball valve; 1-7: a microorganism feed inlet; 1-8: an air tube; 1-9: an oxygenation ball valve; 1-10: an outlet of the water pump; 1-11: a high pressure hose; 1-12: a spray water pump; 1-13: float ball type liquid level switch; 7-1: fixing a supporting seat; 7-2: a first auger conveyor; 7-3: a second auger conveyor; 7-1-1: a support structure; 7-1-2: a slewing bearing; 7-1-3: a third speed reducer; 7-1-4: a third driving motor; 7-1-5: a reduction gear; 7-1-6: an encoder mounting member; 7-2-1: a first auger conveyor housing; 7-2-2: the first head is connected with the bearing seat; 7-2-3: a first coupling sleeve; 7-2-4: a first speed reducer; 7-2-5: a first driving motor; 7-2-6: the first tail part is connected with the bearing seat; 7-2-7: a first auger conveyor screw shaft; 7-2-8: a swing driving member; 7-3-1: a second auger conveyor housing; 7-3-2: the second head part is connected with the bearing seat; 7-3-3: a second coupling sleeve; 7-3-4: a second speed reducer; 7-3-5: a second driving motor; 7-3-6: the second tail part is connected with the bearing seat; 7-3-7: a second auger conveyor screw shaft; 7-3-8: a gate; 7-3-9: a cylinder; 7-3-10: the material height sensing device and the camera; 9-1: a conveying device; 9-2: a walking trolley; 9-3: turning wheels; 9-4: a chain scraper; 9-5: a chain; 9-6: a first speed reducer; 9-7: a hydraulic station; 9-8: an electric control box; 9-9: a second speed reducer; 9-10: a hydraulic cylinder; 9-3-1: a roller; 9-3-2: a drum motor; 9-3-3: a connecting shaft; 9-3-4: a bearing; 9-3-5: a bearing seat; 9-3-6: a bearing cap; 9-3-7: a gear; 9-3-8: a gear shaft; 9-3-9: an internal gear; 9-3-10: a mounting plate; 9-3-11: cutter teeth. .
The specific embodiment is as follows:
for the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. Elements and features described in one embodiment of the invention may be combined with elements and features shown in one or more other embodiments. It should be noted that the illustration and description of components and processes known to those of ordinary skill in the art, which are not relevant to the present invention, have been omitted for clarity. All other embodiments, which can be made by a person skilled in the art based on the embodiments of the invention without any inventive effort, are intended to fall within the scope of the invention.
As shown in figure 1, one embodiment of the aerobic fermentation system comprises a reaction kettle 1, a sludge bin 2 and a carbon source bin 3, push rods are arranged in the sludge bin 2 and the carbon source bin 3, the reaction kettle 1, the sludge bin 2 and the carbon source bin 3 are connected with a mixer 5 through a source auger conveyor 4, the mixer 5 is connected with an auger conveyor 6, the auger conveyor 6 is connected with an auger spreader 7, the auger spreader 7 feeds materials into a fermentation tank 8, a turner 9 is arranged above the fermentation tank 8, the turner 9 is shifted to each fermentation tank through a dispatching truck 10, a scraper conveyor 11 is arranged at a discharge port of the system, an air pipe 12 is arranged between the fermentation tanks 8, and an aeration chamber is also arranged in the fermentation tank 8.
As shown in FIG. 2, the reaction kettle 1 comprises a water storage tank 1-1 and a reaction tank 1-2, an electric butterfly valve 1-3 is arranged between the water storage tank 1-1 and the reaction tank 1-2, the water storage tank 1-1 is connected with an electric water heater 1-5 through a hot water pipe 1-4, an electric ball valve 1-6 is arranged on the hot water pipe 1-4, a microorganism charging port 1-7 is arranged on the reaction tank 1-2, an air pipe 1-8 is arranged on one side of the reaction tank 1-2, an oxygenation ball valve 1-9 is arranged on the air pipe 1-8, a water pump outlet 1-10 is arranged on the other side of the reaction tank 1-2, a spray water pump 1-12 is connected with the water pump outlet 1-10 through a high-pressure rubber pipe 1-11, and floating ball type liquid level switches 1-13 are arranged in the water storage tank 1-1 and the reaction tank 1-2.
As shown in fig. 3, the auger spreader 7 includes a fixed support seat 7-1, a first auger conveyor 7-2 and a second auger conveyor 7-3, the fixed support seat 7-1 is fixed on the ground, the first auger conveyor 7-2 is disposed above the fixed support seat 7-1, the first auger conveyor 7-2 and the second auger conveyor 7-3 are connected, and the material is spread at each point in the fermentation tank 8 in an auger conveying and cantilever rotating manner. The fixed supporting seat 7-1 comprises a supporting seat structure 7-1-1, a slewing bearing 7-1-2 is arranged at the top of the supporting seat structure 7-1-1, a third speed reducer 7-1-3 and a third driving motor 7-1-4 are arranged in the supporting seat structure 7-1-1, a speed reducing gear 7-1-5 on the third speed reducer 7-1-3 is meshed with an inner ring gear of the slewing bearing 7-1-2, and an encoder mounting member 7-1-6 is also arranged in the supporting seat structure 7-1-1. The encoder mounting members 7-1-6 are arranged on the support structure, the encoder mounting members 7-1-6 are prepared for mounting the encoder, and the auger spreader 7 can perform integral computer control automatic operation without manual operation. The first auger conveyor 7-2 can rotate 360 degrees by taking the fixed supporting seat as a reference, and the second auger conveyor 7-3 can rotate 360 degrees by taking the discharge hole of the first auger conveyor as a reference. The auger distributor 7 conveys materials to a discharge port, the relative rotation positions of the first auger conveyor 7-2 and the second auger conveyor 7-3 are adjusted, the discharge port of the second auger conveyor is moved to a distribution point for distribution, and distribution can be achieved at the inner position of the fermentation tank 8.
As shown in fig. 4, the first auger conveyor 7-2 comprises a first auger conveyor housing 7-2-1, a first head connecting bearing seat 7-2-2 is arranged at the head of the first auger conveyor housing 7-2-1, the first head connecting bearing seat 7-2-2 is connected with a first speed reducer 7-2-4 through a first coupling sleeve 7-2-3, the first speed reducer 7-2-4 is connected with a first driving motor 7-2-5, a first tail connecting bearing seat 7-2-6 is arranged at the tail of the first auger conveyor housing 7-2-1, a first auger conveyor screw shaft 7-2-7 is arranged between the first head connecting bearing seat 7-2-2 and the first tail connecting bearing seat 7-2-6, the first auger conveyor screw shaft 7-2-7 is arranged in the first auger conveyor housing 7-2-1, and a rotary driving member 7-2-8 is arranged at the bottom of the tail of the first auger conveyor housing 7-2-1.
As shown in FIG. 5, the second auger conveyor 7-3 comprises a second auger conveyor shell 7-3-1, a second head connecting bearing seat 7-3-2 is arranged at the head of the second auger conveyor shell 7-3-1, the second head connecting bearing seat 7-3-2 is connected with a second speed reducer 7-3-4 through a second coupling sleeve 7-3-3, the second speed reducer 7-3-4 is connected with a second driving motor 7-3-5, a second tail connecting bearing seat 7-3-6 is arranged at the tail of the second auger conveyor shell 7-3-1, a second auger conveyor screw shaft 7-3-7 is arranged between the second head connecting bearing seat 7-3-2 and the second tail connecting bearing seat 7-3-6, the second auger conveyor screw shaft 7-3-7 is arranged in the second auger conveyor shell 7-3-1, a gate 7-3-8 is arranged at a discharge port of the second auger conveyor shell 7-3-1, the gate 7-3-8 is connected with the gate 7-3-9, and the gate 7-3-8 is used for observing the discharge port of the second auger conveyor, and the second auger conveyor is not provided with a sensor device is arranged at the discharge port, and the other high-level of the second auger conveyor is used for observing the discharge port.
The frequency converter can be added on the driving motor of the first auger conveyor and the driving motor of the second auger conveyor, and the speed of the motor can be adjusted to change the conveying quantity of materials, so that the discharging speed is controlled. And a limiting device can be arranged on the slewing bearing of the fixed supporting seat and the slewing drive of the first auger conveyor, so that the distribution area of the distributing machine is limited.
The fixed supporting seat is static, the first auger conveyor takes the fixed supporting seat as a reference to perform rotary motion, the second auger conveyor takes the discharge hole of the first auger conveyor as a reference to perform rotary motion, the two rotary motions are matched to determine the position to be distributed, and the materials are rotationally moved in the first auger conveyor and the second auger conveyor by the spiral shafts of the first auger conveyor and the spiral blades on the spiral shafts of the second auger conveyor to provide forward extrusion force for the materials, so that the materials move forwards, and then the materials are discharged from the discharge hole of the second auger conveyor.
As shown in fig. 6 and 7, the turning machine 9 comprises a conveying device 9-1 and a traveling trolley 9-2, at least four turning wheels 9-3 are arranged at one end of the conveying device 9-1, a chain scraper 9-4 is arranged in the conveying device 9-1, one end of the chain scraper 9-4 is connected with a first speed reducer 9-6 through a chain 9-5, a hydraulic station 9-7 and an electric cabinet 9-8 are arranged on the traveling trolley 9-2, and a second speed reducer 9-9 and a hydraulic cylinder 9-10 are arranged at one end of the traveling trolley 9-2. The walking trolley 9-2 runs on the fermentation tank track, the hydraulic cylinder 9-10 pushes the head of the conveying device 9-1 to sink, the turning wheel 9-3 can enter the material for full turning, the turned material is conveyed to the rear through the chain scraper 9-4, and the entering depth of the turning wheel 9-3 can be adjusted through the hydraulic cylinder 9-10. The turning wheel 9-3 comprises a roller 9-3-1, a roller motor 9-3-2 is arranged in the roller 9-3-1, connecting shafts 9-3-3 are arranged at two ends of the roller motor 9-3-2, bearings 9-3-4, bearing seats 9-3-5 and bearing covers 9-3-6 are sleeved on the connecting shafts 9-3-3 at two ends, a gear 9-3-7 on one end of the connecting shafts 9-3-3 is connected with an inner gear 9-3-9 through a gear shaft 9-3-8, the inner gear 9-3-9 is connected with the roller 9-3-1, and a plurality of cutter teeth 9-3-11 are arranged on the periphery of the roller 9-3-1 through a mounting plate 9-3-10. The turning wheel is at the lowest position, the turning wheel, the travelling trolley and the conveying device are started, proper rotating speed and travelling speed are selected through variable frequency control, turning is carried out, all materials are displaced by five meters each time of turning, the oil cylinder is required to be lifted when the turning wheel retreats, the turning wheel is at the highest position, and ultraviolet irradiation is used for sterilization during turning. The motor is arranged in the turning wheel, the roller is rotated through gear transmission, the cutter teeth are arranged on the roller and are divided into four parts which are not interfered with each other, the motor can adapt to severe environments, the cutter teeth on the turning wheel can be replaced, the replacement is convenient, and the rotating speed of the turning wheel can be adjusted through the gears and the internal gears.
The dispatching truck and the blanking frame are integrated, so that the dispatching truck and the turning machine are in the same fermentation tank during working. When the turner finishes the work of one fermentation tank, the turner retreats to the dispatching vehicle, the alternating power supply of the electric device is converted into the power supply of a sliding contact line on the dispatching vehicle, at the moment, the positioning device of the dispatching vehicle is loosened and transversely moves to the other fermentation tank, and the positioning device is used for positioning and aligning the guide rail. And controlling the other side of the electric feeding device to horizontally move outwards, vertically moving to lift the other sliding contact wire slot of the input dispatching truck, vertically downwards falling off the sliding contact wire slot of the used electric feeding device, horizontally moving to retract, and starting the fermentation guide rail to finish dispatching.
The invention has reasonable structure, simple operation control, accurate long-distance intelligent positioning, cleanness during conveying, convenient unloading and even distribution, can be controlled in an integral and automatic way, and reduces manual operation.
Finally, it should be noted that: although the present invention and its advantages have been described in detail, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims. Furthermore, the scope of the present application is not intended to be limited to the particular embodiments of the process, machine, means, method and steps described in the specification. Those of ordinary skill in the art will readily appreciate from the disclosure of the present invention, processes, machines, means, methods, or steps, presently existing or later to be developed that perform substantially the same function or achieve substantially the same result as the corresponding embodiments described herein may be utilized according to the present invention. Accordingly, the appended claims are intended to include within their scope such processes, apparatuses, means, methods, or steps.
Claims (8)
1. An aerobic fermentation system, characterized in that: the device comprises a reaction kettle (1), a sludge bin (2) and a carbon source bin (3), wherein the reaction kettle (1), the sludge bin (2) and the carbon source bin (3) are connected with a mixer (5) through a source auger conveyor (4), the mixer (5) is connected with an auger conveyor (6), the auger conveyor (6) is connected with an auger spreader (7), the auger spreader (7) feeds materials into a fermentation tank (8), a turning machine (9) is arranged above the fermentation tank (8), the turning machine (9) is shifted to each fermentation tank through a dispatching truck (10), a scraper conveyor (11) is arranged at a discharge port of the system, an air pipe (12) is arranged between the fermentation tanks (8), and an aeration chamber is also arranged in the fermentation tank (8);
the turning machine (9) comprises a conveying device (9-1) and a traveling trolley (9-2), at least four turning wheels (9-3) are arranged at one end of the conveying device (9-1), a chain scraper (9-4) is arranged in the conveying device (9-1), one end of the chain scraper (9-4) is connected with a first speed reducer (9-6) through a chain (9-5), a hydraulic station (9-7) and an electric cabinet (9-8) are arranged on the traveling trolley (9-2), and a second speed reducer (9-9) and a hydraulic cylinder (9-10) are arranged at one end of the traveling trolley (9-2);
the turning wheel (9-3) comprises a roller (9-3-1), a roller motor (9-3-2) is arranged in the roller (9-3-1), connecting shafts (9-3-3) are arranged at two ends of the roller motor (9-3-2), bearings (9-3-4), bearing seats (9-3-5) and bearing covers (9-3-6) are sleeved on the connecting shafts (9-3-3) at two ends, one end of the turning wheel is provided with a gear (9-3-7) on the connecting shafts (9-3-3) and connected with an internal gear (9-3-9) through a gear shaft (9-3-8), the internal gear (9-3-9) is connected with the roller (9-3-1), and a plurality of cutter teeth (9-3-11) are arranged on the periphery of the roller (9-3-1) through a mounting plate (9-3-10).
2. The aerobic fermentation system of claim 1, wherein: the reaction kettle (1) comprises a water storage tank (1-1) and a reaction tank (1-2), an electric butterfly valve (1-3) is arranged between the water storage tank (1-1) and the reaction tank (1-2), the water storage tank (1-1) is connected with an electric water heater (1-5) through a hot water pipe (1-4), an electric ball valve (1-6) is arranged on the hot water pipe (1-4), a microorganism charging port (1-7) is arranged on the reaction tank (1-2), an air pipe (1-8) is arranged on one side of the reaction tank (1-2), an oxygenation ball valve (1-9) is arranged on the air pipe (1-8), a water pump outlet (1-10) is arranged on the other side of the reaction tank (1-2), and the water pump outlet (1-10) is connected with a spray water pump (1-12) through a high-pressure rubber pipe (1-11).
3. The aerobic fermentation system of claim 2, wherein: the water storage tank (1-1) and the reaction tank (1-2) are internally provided with floating ball type liquid level switches (1-13).
4. The aerobic fermentation system of claim 1, wherein: push rods are arranged in the sludge bin (2) and the carbon source bin (3).
5. The aerobic fermentation system of claim 1, wherein: the auger spreader (7) comprises a fixed supporting seat (7-1), a first auger conveyor (7-2) and a second auger conveyor (7-3), wherein the fixed supporting seat (7-1) is fixed on the ground, the first auger conveyor (7-2) is arranged above the fixed supporting seat (7-1), and the first auger conveyor (7-2) is connected with the second auger conveyor (7-3).
6. The aerobic fermentation system according to claim 5, wherein: the fixed supporting seat (7-1) comprises a supporting seat structure (7-1-1), a slewing bearing (7-1-2) is arranged at the top of the supporting seat structure (7-1-1), a third speed reducer (7-1-3) and a third driving motor (7-1-4) are arranged in the supporting seat structure (7-1-1), a speed reducing gear (7-1-5) on the third speed reducer (7-1-3) is meshed with an inner ring gear of the slewing bearing (7-1-2), and an encoder mounting component (7-1-6) is further arranged in the supporting seat structure (7-1-1).
7. The aerobic fermentation system according to claim 5, wherein: the first auger conveyor (7-2) comprises a first auger conveyor shell (7-2-1), a first head connecting bearing seat (7-2-2) is arranged at the head of the first auger conveyor shell (7-2-1), the first head connecting bearing seat (7-2-2) is connected with a first speed reducer (7-2-4) through a first coupling sleeve (7-2-3), the first speed reducer (7-2-4) is connected with a first driving motor (7-2-5), a first tail connecting bearing seat (7-2-6) is arranged at the tail of the first auger conveyor shell (7-2-1), a first auger conveyor screw shaft (7-2-7) is arranged between the first head connecting bearing seat (7-2-2) and the first tail connecting bearing seat (7-2-6), the first auger conveyor screw shaft (7-2-7) is arranged in the first auger conveyor shell (7-2-1), and a first auger conveyor (7-2-8) is arranged at the tail of the first auger conveyor shell (7-2-1).
8. The aerobic fermentation system according to claim 5, wherein: the second auger conveyor (7-3) comprises a second auger conveyor shell (7-3-1), a second head connecting bearing seat (7-3-2) is arranged at the head of the second auger conveyor shell (7-3-1), a second speed reducer (7-3-4) is connected with the second head connecting bearing seat (7-3-2) through a second coupling sleeve (7-3-3), a second driving motor (7-3-5) is connected with the second speed reducer (7-3-4), a second tail connecting bearing seat (7-3-6) is arranged at the tail of the second auger conveyor shell (7-3-1), a second auger conveyor screw shaft (7-3-7) is arranged between the second head connecting bearing seat (7-3-2) and the second tail connecting bearing seat (7-3-6), the second auger conveyor screw shaft (7-3-7) is arranged in the second auger conveyor shell (7-3-1), a discharge gate (7-3-8) is arranged at the tail of the second auger conveyor shell (7-3-1), the discharge hole is also provided with a material height sensing device and a camera (7-3-10).
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204265656U (en) * | 2014-12-03 | 2015-04-15 | 山东福航新能源环保股份有限公司 | Intelligence high-temperature environmental-protection composting all-in-one |
| CN106396769A (en) * | 2016-09-05 | 2017-02-15 | 烟台威明空间建筑工程有限公司 | Process equipment for composting and rapid aerobic fermentation of sludge, and automatic control scheme for composting and rapid aerobic fermentation process |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204265656U (en) * | 2014-12-03 | 2015-04-15 | 山东福航新能源环保股份有限公司 | Intelligence high-temperature environmental-protection composting all-in-one |
| CN106396769A (en) * | 2016-09-05 | 2017-02-15 | 烟台威明空间建筑工程有限公司 | Process equipment for composting and rapid aerobic fermentation of sludge, and automatic control scheme for composting and rapid aerobic fermentation process |
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