CN112481117A - Self-propelled anaerobic dry fermentation device for treating planting waste and operation method - Google Patents
Self-propelled anaerobic dry fermentation device for treating planting waste and operation method Download PDFInfo
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- CN112481117A CN112481117A CN202011579157.6A CN202011579157A CN112481117A CN 112481117 A CN112481117 A CN 112481117A CN 202011579157 A CN202011579157 A CN 202011579157A CN 112481117 A CN112481117 A CN 112481117A
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- 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
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- 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
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- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
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Abstract
A self-propelled anaerobic dry fermentation device for treating planting waste comprises a closed elliptical track, wherein the track is sealed by a box body; the box body is provided with a feed inlet and a discharge outlet, and the interior of the box body is divided into two mutually independent areas, namely an anaerobic dry fermentation area and an aerobic fermentation area, by two partition plates; a plurality of fermentation reaction boxes with rotating wheels at the bottoms are respectively arranged on tracks in an anaerobic dry fermentation area and an aerobic fermentation area, the fermentation reaction boxes are connected into a whole through a connecting belt, one end of a spraying pipeline is communicated with a biogas liquid pool, and the other end of the spraying pipeline is hermetically communicated with a box body and is arranged above the fermentation reaction boxes; the rotating wheel at the bottom of the fermentation reaction box is driven by a motor; the partition plate is hermetically mounted on the chain belt and moves along with the movement of the chain belt. The invention reduces the manual labor force, realizes the purposes of saving the fermentation space and being simple and convenient to operate by combining the anaerobic fermentation mode and the aerobic fermentation mode to simultaneously carry out the operation method in the same reactor.
Description
Technical Field
The invention belongs to the field of anaerobic fermentation, and particularly relates to a self-propelled anaerobic dry fermentation device for treating planting waste.
Background
The anaerobic dry fermentation technology is applied as a technology for processing agricultural wastes in a large scale to realize resource utilization. However, the existing technology still has the problems of complex operation flow, large occupied area, excessive consumed labor, insufficient intelligent automation of machines and the like. Although research on development of equipment, fermentation influencing factors and the like has been carried out, in the application link, deep research on feasibility and stability of the equipment and high efficiency of process application to the equipment is still required. How to make the anaerobic dry fermentation equipment operate more simply and conveniently, the design is more optimized, and the automatic integrated anaerobic fermentation and aerobic fermentation are formed to be carried out periodically, and the circular fermentation is carried out.
Therefore, the self-propelled sequencing batch dry fermentation device and the operation mode are designed, so that the anaerobic dry fermentation device automatically controls the fermentation period, the operation is simpler and more convenient, and the technical problem which is urgently needed to be solved in the field is solved.
Disclosure of Invention
One of the purposes of the invention is to provide a self-propelled anaerobic dry fermentation device for treating planting waste, which achieves the purposes of saving fermentation space for automatic circulating fermentation and simple and convenient operation.
The invention also aims to provide an operation method of the self-propelled anaerobic dry fermentation device for treating the planting wastes, which aims to realize the automatic integrated periodical and cyclic fermentation of anaerobic fermentation and aerobic fermentation.
The technical scheme adopted by the invention is as follows:
a self-propelled anaerobic dry fermentation device for treating planting waste comprises a closed elliptical track, wherein the track is sealed by a box body; the box body is provided with a feed inlet and a discharge outlet, and the interior of the box body is divided into two mutually independent areas, namely an anaerobic dry fermentation area and an aerobic fermentation area, by two partition plates; a plurality of fermentation reaction boxes with rotating wheels at the bottoms are respectively arranged on tracks in an anaerobic dry fermentation area and an aerobic fermentation area, the fermentation reaction boxes are connected into a whole through a connecting belt, one end of a spraying pipeline is communicated with a biogas liquid pool, and the other end of the spraying pipeline is hermetically communicated with a box body and is arranged above the fermentation reaction boxes; the rotating wheel at the bottom of the fermentation reaction box is driven by a motor; the partition plate is hermetically arranged on the chain belt and moves along with the chain belt to form a sliding connection with the inner wall of the box body.
And a heat insulation layer is arranged outside the box body.
The anaerobic dry fermentation area is provided with a first temperature probe.
The aerobic fermentation area is provided with a second temperature probe.
An operation method of a self-propelled anaerobic dry fermentation device for treating planting waste comprises a controller, wherein after agricultural waste is sequentially put into a fermentation reaction box, a feed inlet and a discharge outlet are closed, a peristaltic pump is started, biogas slurry in a biogas slurry pool is sprayed to an anaerobic dry fermentation area through a spraying pipeline, and the material is subjected to anaerobic dry fermentation in the anaerobic dry fermentation area; when the anaerobic dry fermentation period reaches 24 days, the motor is started to drive the fermentation reaction boxes to move along the track, so that the rest fermentation reaction boxes and the partition plates are driven to move on the track in sequence by the link belt, and the aerobic fermentation stage is started when the anaerobic dry fermentation period moves to the aerobic fermentation area; when aerobic fermentation reaches 18 days; and starting the motor again, enabling the fermentation reaction box to move forwards to the material inlet and outlet through the rail to discharge materials, and controlling the peristaltic pump and the motor by the controller.
The invention combines two fermentation forms of anaerobic fermentation and aerobic fermentation in the same reactor to form an integrated device, only one material inlet and outlet is arranged, thereby facilitating the feeding and discharging, increasing the material volume, reducing the manual labor force, realizing the purposes of saving the fermentation space and being simple and convenient to operate in the automatic circulating fermentation. And the device applies intelligent control, so that the device automatically walks to realize the simultaneous implementation of automatic integrated anaerobic fermentation and aerobic fermentation, automatically controls the fermentation period, realizes cyclic fermentation, is suitable for large-scale biogas fermentation and aerobic composting in rural areas and farms, solves the problem of agricultural waste pollution, and increases economic benefits for rural areas or enterprises. Is beneficial to the popularization and the application of the methane technology.
Drawings
FIG. 1 is a schematic plan view of the present invention;
FIG. 2 is a schematic of the track laying of the present invention;
FIG. 3 is a schematic view showing the assembly of a fermentation tank according to the present invention;
FIG. 4 is a schematic view of the installation of the partition in the present invention;
in the figure: 1: a heat-insulating layer, 2: an anaerobic dry fermentation area, 3: a gas outlet valve, 4: a gas outlet pipeline, 5: a biogas liquid pool, 6: a partition plate, 7: a peristaltic pump, 8: a spraying pipeline, 9: a reflux adjusting switch, 10: a fermentation reaction box, 11: a first temperature probe, 12: a link belt, 13: a second temperature probe, 14: an aerobic fermentation area, 15: a material inlet and a material outlet, 16: a track, 17: a material, 18: a motor, 19: a rotating wheel and 20: a sealing rubber strip.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings.
Referring to fig. 1-4, a self-propelled anaerobic dry fermentation device for processing planting waste includes a closed oval track 16, the track 16 is sealed by a box body 22; the box body 22 is provided with a feed inlet and a discharge outlet 15, and the interior of the box body 22 is divided into two mutually independent areas, namely an anaerobic dry fermentation area 2 and an aerobic fermentation area 14, by two partition plates 6; the anaerobic dry fermentation area 2 is provided with an air outlet pipeline 4, and an air outlet valve 3 is arranged on the air outlet pipeline 4 to control the collection of the biogas. A plurality of fermentation reaction boxes 10 with rotating wheels 19 at the bottoms are respectively arranged on rails 16 in the anaerobic dry fermentation area 2 and the aerobic fermentation area 14, the fermentation reaction boxes 10 are connected into a whole through a chain belt 12, one end of a spraying pipeline 8 with a backflow adjusting switch 9 is communicated with a biogas liquid pool 5, and the other end of the spraying pipeline is hermetically communicated with a box body 22 and is arranged above the fermentation reaction boxes for spraying inoculation; a rotating wheel 19 at the bottom of the fermentation reaction box is driven by a motor 18; the partition 6 is hermetically mounted on the chain belt 12 and moves along with the chain belt 12 to form a sliding connection with the inner wall of the box body, and as shown in fig. 4, a gap between the chain belt 12 and the partition 6 is sealed by a sealing rubber strip 20.
And a heat-insulating layer 1 is arranged outside the box body 22 to ensure the temperature of the reaction system.
The anaerobic dry fermentation area 2 is provided with a first temperature probe 11, and the aerobic fermentation area 14 is provided with a second temperature probe 13. All to ensure that the temperature in the fermentation zone is at an appropriate temperature to maximize anaerobic decomposition and methanogenesis.
An operation method of a self-propelled anaerobic dry fermentation device for treating planting waste comprises a controller (Siemens PLC S7-200), wherein after agricultural waste is sequentially put into a fermentation reaction box 10, a feed inlet and a discharge outlet 15 are closed, a peristaltic pump 7 is started, biogas slurry in a biogas slurry pool 5 is sprayed for an anaerobic dry fermentation area 2 through a spraying pipeline 8, and the material is subjected to anaerobic dry fermentation in the anaerobic dry fermentation area 2; when the anaerobic dry fermentation period reaches 24 days, turning on the motor 10 through the controller to drive the fermentation reaction boxes to move along the track, so as to drive the rest fermentation reaction boxes and the partition boards 6 to move on the track 16 in sequence through the chain belt 12, and stopping moving to start an aerobic fermentation stage when the anaerobic dry fermentation period moves to the aerobic fermentation area 14; when aerobic fermentation reaches 18 days; the motor 10 is started again, the fermentation reaction box 10 moves forwards to the material inlet and outlet 15 through the rail 16 to discharge materials, and the technical process can be repeated after the materials are discharged. The peristaltic pump 7 and the motor 10 are both connected with the controller. The self-propelled sequencing batch dry anaerobic fermentation process is achieved, in the whole process, the feeding place is unchanged, the fermentation reaction box can move on the track, and the feeding and fermentation are carried out in batches according to a certain starting interval.
Claims (5)
1. A self-propelled anaerobic dry fermentation device for processing planting waste, which is characterized by comprising a closed elliptical track (16), wherein the track (16) is sealed by a box body (22); the box body (22) is provided with a feed and discharge port (15), and the interior of the box body (22) is divided into two mutually independent areas, namely an anaerobic dry fermentation area (2) and an aerobic fermentation area (14), by two partition plates (6); a plurality of fermentation reaction boxes (10) with rotating wheels (19) at the bottoms are respectively arranged on rails (16) in the anaerobic dry fermentation area (2) and the aerobic fermentation area (14), the fermentation reaction boxes (10) are connected into a whole through a linking belt (12), one end of a spraying pipeline (8) is communicated with a biogas liquid pool (5), and the other end of the spraying pipeline is hermetically communicated with a box body (22) and is arranged above the fermentation reaction boxes; the rotating wheel at the bottom of the fermentation reaction box is driven by a motor (18); the partition plate (6) is hermetically arranged on the chain belt (12) and moves along with the movement of the chain belt (12) to form a sliding connection with the inner wall of the box body.
2. The self-propelled anaerobic dry fermentation device for processing planting waste according to claim 1, characterized in that the exterior of the box body (22) is provided with an insulating layer (1).
3. The self-propelled anaerobic dry fermentation device for the treatment of plantation waste as claimed in claim 1, characterized in that the anaerobic dry fermentation zone (2) is provided with a first temperature probe (11).
4. The self-propelled anaerobic dry fermentation device for the treatment of planting waste of claim 1, wherein the aerobic fermentation zone (14) is provided with a second temperature probe (13).
5. An operation method of the self-propelled anaerobic dry fermentation device for treating planting waste according to claim 1 comprises a controller, and is characterized in that after agricultural waste is sequentially placed into a fermentation reaction box (10), a feeding and discharging port (15) is closed, a peristaltic pump (7) is started, biogas slurry in a biogas slurry tank (5) is sprayed to an anaerobic dry fermentation area (2) through a spraying pipeline (8), and the material is subjected to anaerobic dry fermentation in the anaerobic dry fermentation area (2); when the anaerobic dry fermentation period reaches 24 days, turning on the motor (10) to drive the fermentation reaction boxes to move along the track, so that the rest fermentation reaction boxes and the partition plates (6) are driven to move on the track (16) in sequence by the chain belt (12), and the movement is stopped when the anaerobic dry fermentation period reaches an aerobic fermentation area (14) to start an aerobic fermentation stage; when aerobic fermentation reaches 18 days; and the motor (10) is started again, the fermentation reaction box (10) forwards moves to the material inlet and outlet (15) through the track (16) to discharge, and the peristaltic pump (7) and the motor (10) are controlled by the controller.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011579157.6A CN112481117B (en) | 2020-12-28 | 2020-12-28 | Self-propelled anaerobic dry fermentation device for treating planting waste and operation method |
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| CN202011579157.6A CN112481117B (en) | 2020-12-28 | 2020-12-28 | Self-propelled anaerobic dry fermentation device for treating planting waste and operation method |
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| CN112481117A true CN112481117A (en) | 2021-03-12 |
| CN112481117B CN112481117B (en) | 2022-05-31 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113201438A (en) * | 2021-05-14 | 2021-08-03 | 泰山恒信有限公司 | Intelligent capsule type multi-region continuous fermentation system and fermentation method |
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| CN112481117B (en) | 2022-05-31 |
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