CN110734848A - intelligent organic waste aerobic fermentation device and method - Google Patents
intelligent organic waste aerobic fermentation device and method Download PDFInfo
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- CN110734848A CN110734848A CN201911261546.1A CN201911261546A CN110734848A CN 110734848 A CN110734848 A CN 110734848A CN 201911261546 A CN201911261546 A CN 201911261546A CN 110734848 A CN110734848 A CN 110734848A
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- 239000010815 organic waste Substances 0.000 title claims abstract description 49
- 238000010564 aerobic fermentation Methods 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 19
- 239000000463 material Substances 0.000 claims abstract description 50
- 230000004151 fermentation Effects 0.000 claims abstract description 40
- 238000000855 fermentation Methods 0.000 claims abstract description 36
- 238000003756 stirring Methods 0.000 claims abstract description 24
- 238000012544 monitoring process Methods 0.000 claims abstract description 4
- 239000010802 sludge Substances 0.000 claims description 24
- 239000010813 municipal solid waste Substances 0.000 claims description 19
- 230000005540 biological transmission Effects 0.000 claims description 17
- 230000009471 action Effects 0.000 claims description 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 6
- 239000001301 oxygen Substances 0.000 claims description 6
- 229910052760 oxygen Inorganic materials 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 6
- 238000004886 process control Methods 0.000 claims description 4
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 239000002699 waste material Substances 0.000 abstract description 4
- 230000008878 coupling Effects 0.000 abstract description 2
- 238000010168 coupling process Methods 0.000 abstract description 2
- 238000005859 coupling reaction Methods 0.000 abstract description 2
- 239000010865 sewage Substances 0.000 description 16
- 239000010806 kitchen waste Substances 0.000 description 5
- 238000004064 recycling Methods 0.000 description 4
- 241000894006 Bacteria Species 0.000 description 3
- 238000005273 aeration Methods 0.000 description 3
- 235000013601 eggs Nutrition 0.000 description 2
- 239000002910 solid waste Substances 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000012369 In process control Methods 0.000 description 1
- 239000002154 agricultural waste Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000009264 composting Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010791 domestic waste Substances 0.000 description 1
- 239000010921 garden waste Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010965 in-process control Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- C12M21/00—Bioreactors or fermenters specially adapted for specific uses
- C12M21/16—Solid state fermenters, e.g. for koji production
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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
- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
- C12M41/48—Automatic or computerized control
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Abstract
The invention discloses an intelligent organic waste aerobic fermentation device and a method, belonging to the field of waste treatment, wherein the fermentation device comprises a stirrer, a fixed frame, a driving motor, a moving assembly, a rail, an instrument and a control box, wherein the stirrer can select different stirring forms according to the types of materials and is connected with the driving motor through a coupling, the moving assembly moves on the respective rail under the driving of the respective driving motor and can drive the stirrer and the fixed frame to move transversely, longitudinally and vertically within the coverage range of the rail, the instrument and the control box are arranged on the fixed frame and can move along with the fixed frame and perform real-time monitoring and control, the control box is used for system power distribution and data acquisition and analysis to realize whole-process intelligent control, and the device can be arranged in a box body or above a tank to realize the movement and turning of the materials under the coverage surface, parameter monitoring and intelligent control, so that the automation and intelligent control level are improved, and the high-efficiency intelligent fermentation of the organic wastes is realized.
Description
Technical Field
The invention relates to the field of organic waste treatment in cities, towns and the like, in particular to intelligent aerobic fermentation devices and methods for organic wastes in types for treating urban organic wastes such as dewatered sludge of sewage treatment plants, household garbage, kitchen waste and the like.
Background
Generally, with the rapid development of economy, the living standard of residents is continuously improved, and a large amount of organic solid wastes, including dewatered sludge of sewage treatment plants, household wastes, kitchen wastes, garden wastes, agricultural wastes and the like, are directly or indirectly generated in the production and living processes of people, so that the phenomena of garbage enclosure, sludge disorder and the like are caused.
In the last 2012, in 2832 built-in and shipped urban sewage treatment plants, 1895 small sewage treatment plants with the treatment scale of less than 4 million tons are favored, which are influenced by series factors such as policy, local economic development level, sewage discharge demand and region, the miniaturization trend of the sewage treatment plants is enhanced by steps, meanwhile, the existing domestic sewage treatment plants, small urban sewage treatment plants, domestic garbage and kitchen garbage are difficult to generate a plurality of points and are dispersed in positions, or the transportation is inconvenient, so that the centralized treatment is limited, more than half of the small and medium sewage treatment plants or other organic wastes generate points, the generation points are relatively dispersed and small in quantity, meanwhile, the existing domestic sewage treatment plants, small urban sewage treatment plants, domestic garbage and kitchen garbage are difficult to generate points and are relatively low in automatic level, the aerobic fermentation process can not be realized, the continuous operation of the organic wastes can not be controlled completely, the organic waste treatment process is relatively long in a continuous fermentation process (the aerobic fermentation process is controlled by a continuous fermentation process), and the method is suitable for organic waste treatment plants with the advantages of continuous fermentation process of continuous operation, aerobic fermentation, continuous operation, continuous fermentation control, continuous fermentation process, continuous fermentation control, and the like, and the method is relatively long fermentation process, and is difficult to be applied to the waste treatment of sewage treatment of medium-medium and waste treatment plants of sewage treatment plants in the medium.
Disclosure of Invention
The invention provides intelligent organic waste aerobic fermentation devices and methods, which improve the automation and intelligent control level of the organic solid waste aerobic fermentation process, and finally enable the harmless and recycling treatment processes of organic wastes such as sludge, garbage, kitchen and the like to be efficient and intelligent.
According to aspects of the invention, the intelligent organic waste aerobic fermentation device comprises a stirrer, a fixed frame, driving motors, moving assemblies, rails, instruments and a control box, wherein the stirrer can select different stirring forms according to material types and is connected with the driving motors through couplers, the moving assemblies move on the respective rails under the driving of the respective driving motors and can drive the stirrer and the fixed frame to move transversely, longitudinally and vertically within the coverage range of the rails, the instruments and the control box are arranged on the fixed frame and can move along with the fixed frame and perform real-time monitoring and control, and the control box is used for system power distribution and data acquisition and analysis to realize whole-process intelligent control.
Preferably, the device is arranged in a box body filled with organic wastes or above a tank pool, the stirrer is driven by a driving motor to rotate rapidly to stir and turn over the materials, meanwhile, the stirrer, an instrument and a control box can complete vertical, horizontal and longitudinal movement in a longitudinal guide rail area as a whole, horizontal and longitudinal movement and vertical turning over and throwing in the whole area of the materials are realized, the instrument can also monitor at any point in the area, and finally, the high-efficiency and intelligent fermentation of the organic wastes is realized.
The moving assembly, the fixed frame connected with the moving assembly and equipment arranged on the fixed frame form a moving unit in the direction;
the driving motor drives the moving assembly to operate, so that the moving unit is driven to move uniformly and slowly along the corresponding direction rail, the moving direction comprises a transverse direction, a longitudinal direction and an up-and-down direction, and the moving speed can be adjusted within the range of 0-5m/min according to the process control requirement.
the moving assembly includes a transverse moving assembly, a longitudinal moving assembly and an up-down moving assembly, the driving motor includes a stirrer driving motor, a transverse moving driving motor, a longitudinal moving driving motor and an up-down moving driving motor, the rails include a transverse moving rail, a longitudinal moving rail and an up-down moving rail, the stirrer is connected with the stirrer driving motor through a coupling and rotates rapidly under the driving of the stirrer driving motor to stir and turn the material, the whole is connected with the up-down moving assembly and moves along the up-down moving rail under the action of the up-down driving motor to form an up-down moving unit, the moving unit further includes a meter and a control box mounted on the fixed frame, the transverse driving motor drives the transverse moving assembly to move transversely along the transverse moving rail to form a transverse moving unit, the longitudinal driving motor drives the longitudinal moving assembly to move transversely to drive the transverse moving unit and the up-down moving unit connected with the longitudinal moving assembly to move transversely along the transverse moving rail, and the stirrer, the meter and the control box mounted on the fixed frame can move transversely in the longitudinal rail region, move longitudinally, and can monitor the material in any region.
The transmission forms of the moving assembly and the track comprise chain transmission, gear transmission, linear thread transmission and linear slide rail forms, and can be determined according to the width of the track, the weight of bearing equipment and the type of materials.
The stirrer consists of a main shaft and a stirring blade matched with the main shaft, wherein the stirring blade can be selected from a spiral type, a blade type and a rod type or a combined type according to different materials, and the main shaft can be selected from a single-shaft type and a double-shaft type according to the depth of the materials.
The stirrer and the fixing frame are fixed through bolts, the fastening bolt holes in the fixing frame are long holes of 90-degree arc lines, and the turning efficiency is changed by adjusting the angle between the stirrer and the horizontal plane.
The instrument and the fixing frame move up and down by adopting a linear sliding rail, the instrument types comprise a temperature instrument and an oxygen concentration instrument, and data of the instrument are transmitted into the control box through cables.
The control box is of a fully-sealed type, has waterproof, dustproof and explosion-proof capabilities, collects and analyzes instrument data in real time, and turns on or off the driving motor according to a control program to drive the stirrer to move and operate so as to realize material movement and turning.
The invention has the beneficial effects that:
the problems that the conventional aerobic fermentation equipment is low in automation level, cannot realize continuous operation, and completely depends on experience of operators in process control are solved, the efficiency of tank type fermentation and tank/bin type fermentation is improved, the fermentation period is shortened, automation and intelligent control are realized in the whole process, and finally, organic wastes such as sludge, garbage and kitchen are harmlessly recycled.
By using the system, the sludge can be aerobically fermented at a high temperature of 55-65 ℃ in the fermentation equipment, the high-temperature fermentation can be completed within 10-20 days, the fermentation efficiency is greatly improved, the fermentation period is shortened by 25-50%, and the harmless and stable treatment of the sludge is realized. The treatment system can also realize harmless and recycling treatment of organic wastes such as garbage, kitchen and the like.
Drawings
In order to more clearly illustrate the technical aspects of the present disclosure, specific embodiments of the present disclosure are described below with reference to the accompanying drawings.
Fig. 1 shows a schematic diagram of kinds of intelligent organic waste aerobic fermentation devices according to the invention.
A description of the reference numerals;
10: a stirrer; 20: a fixed mount; 31: a stirrer driving motor; 32: an up-and-down moving drive motor; 33: a lateral movement drive motor; 34: a longitudinal movement drive motor; 41: an up-and-down moving assembly; 42: a lateral movement assembly; 43: a longitudinal movement assembly; 51: moving the rail up and down; 52: the transverse moving track: 53: a longitudinally moving track; 60: a meter; 70: a control box;
Detailed Description
The objects and functions of the present invention and methods for accomplishing the same will be apparent by reference to the exemplary embodiments. However, the present invention is not limited to the exemplary embodiments disclosed below; it can be implemented in different forms. The nature of the description is merely to assist those skilled in the relevant art in a comprehensive understanding of the specific details of the invention.
Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings. In the drawings, the same reference numerals denote the same or similar parts, or the same or similar steps.
In embodiments according to the disclosure, intelligent aerobic fermentation devices for treating organic waste are provided, the apparatus comprising the following components:
the moving assembly, the fixed frame connected with the moving assembly and equipment arranged on the fixed frame form a moving unit in the direction; the transmission form between the linear guide rail and the track comprises chain transmission, gear transmission, linear thread transmission and linear slide rail form, and can be determined according to the width of the track, the weight of bearing equipment and the type of materials.
The driving motor drives the moving assembly to operate, so that the moving unit is driven to move uniformly and slowly along the corresponding direction rail, the moving direction comprises a transverse direction, a longitudinal direction and an up-and-down direction, and the moving speed can be adjusted within the range of 0-5m/min according to the process control requirement.
The moving assembly comprises a transverse moving assembly, a longitudinal moving assembly and an up-down moving assembly, the driving motor comprises a stirrer driving motor, a transverse moving driving motor, a longitudinal moving driving motor and an up-down moving driving motor, and the rail comprises a transverse running rail, a longitudinal running rail and an up-down running rail; the stirrer is connected with a stirrer driving motor into a whole through a coupler and is driven by the stirrer to rotate rapidly, so that material stirring and turning are realized; the whole is connected with the up-down moving assembly and moves along the up-down running track under the action of the up-down driving motor, and finally, an up-down moving unit is formed. The movable unit also comprises an instrument, a control box and the like which are arranged on the fixed frame; the transverse driving motor drives the transverse moving component to operate to drive the upper and lower moving units connected with the transverse moving component to transversely move along the transverse moving track, and finally a transverse moving unit is formed; the longitudinal driving motor drives the longitudinal moving component to operate, and drives the transverse moving unit and the upper and lower moving units which are connected with the longitudinal moving component to transversely move along the transverse running track; meanwhile, the stirrer, the instrument and the control box which are arranged on the fixed frame can finish up-and-down, transverse and longitudinal movement in the longitudinal guide rail area, so that the transverse and longitudinal movement and up-and-down turning and throwing of materials are realized, and the instrument can also monitor at any point in the area.
The stirrer consists of a main shaft and a stirring blade matched with the main shaft, wherein the stirring blade can be selected from a spiral type, a blade type, a rod type or a combined type according to different materials, and the main shaft can be selected from a single-shaft type and a double-shaft type according to the depth of the materials; the stirring device is fixed with a fixed frame by bolts, a fastening bolt hole on the fixed frame adopts a 90-degree arc-shaped long hole, and the turning efficiency is changed by adjusting the angle between the stirrer and the horizontal plane.
The instrument, the instrument adopts linear slide to reciprocate with the mount, and the instrument kind includes thermometer, oxygen concentration appearance, and its data passes to in the control box through the cable.
The control box is of a fully-sealed type, has waterproof, dustproof and explosion-proof capabilities, collects and analyzes instrument data in real time, and opens or closes the driving motor according to a control program to drive the stirrer to move and operate so as to realize material movement and turning.
In embodiments of the invention, the device is installed in a box or above a tank containing organic waste, the stirrer is driven by a driving motor to rotate rapidly to stir and turn over the material, meanwhile, the stirrer, an instrument and a control box as a whole can complete up-and-down, transverse and longitudinal movement in a longitudinal guide rail area, transverse and longitudinal movement and up-and-down turning over of the material in the whole area are realized, the instrument can also monitor at any point in the area, and finally, efficient and intelligent fermentation of the organic waste is realized.
embodiments according to the present disclosure are specifically described below in conjunction with FIG. 1, which are exemplary only, and the present disclosure is not limited to the specific details of the specific embodiments described below.
As shown in FIG. 1, the intelligent aerobic fermentation devices for organic waste treatment according to the present disclosure comprise a stirrer 10, a fixed frame 20, a stirrer driving motor 31, an up-and-down moving driving motor 32, a transverse moving driving motor 33, a longitudinal moving driving motor 34, an up-and-down moving assembly 41, a transverse moving assembly 42, a longitudinal moving assembly 43, an up-and-down moving rail 51, a transverse moving rail 52, a longitudinal moving rail 53, a meter 60 and a control box 70.
The device can be arranged in boxes or in tanks, aeration pipelines are arranged at the bottom of the boxes or tanks, exhaust pipelines are arranged at the top of the boxes or tanks, a longitudinal moving rail 53 is horizontally arranged along the long edge of the boxes and is 1.5m away from the bottom of the boxes, and a transverse moving rail 52 is horizontally arranged along the wide edge of the boxes;
the mixer 10, the mixer driving motor 31, the meter 60, the control box 70, the vertical movement driving motor 32, and the like are mounted on the fixed frame 20, and the whole is connected to the lateral movement member 42 as a vertical movement unit via the vertical movement member 41. The transverse moving component 42 is connected with the transverse moving track 52 to form a transverse moving unit, and drives the transverse moving unit and the upper and lower moving units on the transverse moving unit to integrally move transversely under the action of the transverse moving driving motor 33. The transverse moving unit is connected with a longitudinal moving guide rail 53 through a longitudinal moving assembly 43, and the transverse moving unit and the upper and lower moving units on the transverse moving unit are driven to integrally move longitudinally under the action of a longitudinal moving driving motor 34.
The stirrer 10 comprises a main shaft and a stirring blade matched with the main shaft, wherein the stirring blade can be selected from a spiral type, a blade type and a rod type or a combined type according to different materials, and the main shaft can be selected from a single-shaft type and a double-shaft type according to the depth of the materials; the stirring device is fixed with a fixed frame by bolts, a fastening bolt hole on the fixed frame adopts a 90-degree arc-shaped long hole, and the turning efficiency is changed by adjusting the angle between the stirrer 10 and the horizontal plane.
, connecting the stirrer 10 with a stirrer driving motor 31 through a coupler to form a whole, and rapidly rotating under the driving of the stirrer to realize material stirring and turning;
the above-mentioned instrument 60 and mount 20 use the linear slide rail to move up and down, and the instrument 60 kind includes the temperature appearance, oxygen concentration appearance, and its data passes to the control box 70 in through the cable.
The control box 70 is of a fully-sealed type, and has waterproof, dustproof and explosion-proof capabilities, collects and analyzes instrument data in real time, and turns on or off the driving motors 31, 32, 33 and 34 according to a control program to drive the stirrer 10 to move and operate, so that the materials are moved and turned over.
The method for carrying out aerobic fermentation on the organic waste by utilizing the intelligent organic waste aerobic fermentation device specifically comprises the following steps:
the device is arranged in a box body or above a tank pool filled with organic wastes, the stirrer 10 is driven by the driving motor 31 to rotate rapidly to realize material stirring and turning, meanwhile, the stirrer 10, the instrument 60 and the control box 70 can move up and down, transversely and longitudinally in the region of the longitudinal moving guide rail 53 as a whole, transverse and longitudinal movement and turning up and down in the whole region of the material are realized, the instrument 60 can also monitor at any point in the region, and finally, the high-efficiency and intelligent fermentation of the organic wastes is realized. Finally realizing the harmless and recycling treatment of sludge, garbage, kitchen and other organic wastes. Under the condition, the organic waste can be subjected to high-temperature aerobic fermentation under the action of aerobic microorganisms, and the high-temperature fermentation is completed within 7-15 days.
The device has solved the many problems such as the automation level of current aerobic fermentation equipment is lower, can not realize continuous operation, process control relies on operating personnel experience completely, has improved slot type fermentation, case/storehouse formula fermentation efficiency, has shortened the fermentation cycle, and the overall process has realized automation and intelligent control, finally makes the innoxious and resourceful of organic waste such as mud, rubbish, kitchen cabinet.
Example
The embodiment provides kinds of intelligent organic waste box-type aerobic fermentation devices, which can perform aerobic fermentation treatment on dewatered sludge generated by urban domestic sewage treatment plants, so that the treated sludge meets the stabilization requirement, and finally the waste recycling is realized.
As shown in fig. 1, the system includes: the stirrer 10, the fixing frame 20, the stirrer driving motor 31, the up-down moving driving motor 32, the transverse moving driving motor 33, the longitudinal moving driving motor 34, the up-down moving component 41, the transverse moving component 42, the longitudinal moving component 43, the up-down moving rail 51, the transverse moving rail 52, the longitudinal moving rail 53, the meter 60 and the control box 70.
The device is arranged on concrete fermentation tanks with the width of 4m, an aeration pipeline is arranged at the bottom of each concrete fermentation tank, a gas collecting hood is arranged at the top of each concrete fermentation tank, a mixture of sludge and auxiliary materials after uniform mixing enters the fermentation tank from the side to wait for the treatment of an intelligent aerobic fermentation device, and a longitudinal moving track 53 is horizontally arranged along the tank body and is 1.5m away from the bottom of the tank body;
the mixer 10, the mixer driving motor 31, the meter 60, the control box 70, the vertical movement driving motor 32, and the like are mounted on the fixed frame 20, and the whole is connected to the lateral movement member 42 as a vertical movement unit via the vertical movement member 41. The transverse moving component 42 is connected with the transverse moving track 52 to form a transverse moving unit, and drives the transverse moving unit and the upper and lower moving units on the transverse moving unit to integrally move transversely under the action of the transverse moving driving motor 33. The transverse moving unit is connected with a longitudinal moving guide rail 53 through a longitudinal moving assembly 43, and the transverse moving unit and the upper and lower moving units on the transverse moving unit are driven to integrally move longitudinally under the action of a longitudinal moving driving motor 34.
The stirrer 10 consists of a main shaft and a stirring blade matched with the main shaft, and a double-shaft spiral form is selected according to the characteristics of sludge; it adopts the bolt fastening with the mount, and the fastening bolt hole on the mount adopts 90 arc type slot holes, changes throwing efficiency through the angle of adjustment agitator 10 and horizontal plane, and this case installation angle is 45.
, connecting the stirrer 10 with a stirrer driving motor 31 through a coupler to form a whole, and rapidly rotating under the driving of the stirrer to realize material stirring and turning;
the transmission form of the moving assembly and the track is a chain transmission form;
the above-mentioned instrument 60 and mount 20 use the linear slide rail to move up and down, the instrument 60 kind includes 1 each of thermometer, oxygen concentration meter, and its data passes to the control box 70 in through the cable.
The control box 70 adopts a full-sealing type, the size of the box body is 450 multiplied by 300 multiplied by 250mm, the protection grade is IP65, and the control box has waterproof, dustproof and explosion-proof capabilities; the control box collects and analyzes data transmitted back by the temperature instrument and the oxygen concentration instrument in real time, and turns on or off the stirrer driving motor 31, the up-down moving driving motor 32, the transverse moving driving motor 33 and the longitudinal moving driving motor 34 according to a control program, wherein the stirrer driving motor 31 can be turned on or off to throw materials; the up-down movement of the switch driving motor 32 can realize the rising and falling of the stirrer; the switch transverse movement driving motor 33 can transversely move the stirrer to transversely move the materials; the switch longitudinal movement driving motor 34 can longitudinally move the stirrer to longitudinally move the materials; finally, the movement and turning of the materials in the fermentation box body are realized.
The pretreated sludge is fermented by the aerobic fermentation device, the sludge uniformly mixed with auxiliary materials enters the fermentation box , the driving motor 31 of the intelligent aerobic fermentation device drives the stirrer 1 to rotate quickly to stir and turn the materials, meanwhile, the stirrer 10, the instrument 60 and the control box 70 can move up and down, transversely and longitudinally in the area of the longitudinal moving guide rail 53 as a whole, transverse and longitudinal movement and up and down turning of the materials in the whole area are realized, the materials are moved towards the tail end continuously, the instrument 60 can monitor at any point in the area, and efficient and intelligent fermentation of organic wastes such as sludge, garbage, kitchen and the like is finally realized.
The properties of the sludge treated by the system are as follows: the water content is less than 45 percent; the content of organic matters is reduced by more than 200g/kg of dry sludge, the worm egg death rate is more than 95%, the bacterium value of faecal coliform is more than 0.01, and the average particle size of discharged materials is less than 3mm, so that the related requirements of sludge for improving land by sludge disposal of urban sewage treatment plants (GB/T24600-2009) and sludge for landscaping by sludge disposal of urban sewage treatment plants (GB/T23486-2009) are met.
The fermentation efficiency of the organic waste can be greatly improved finally, the fermentation period is shortened to 10-15 days, meanwhile, the whole aerobic fermentation process realizes automatic and intelligent control, and finally, the organic waste such as sludge, garbage, kitchen and the like is harmless and recycled.
Example two
The embodiment provides kinds of intelligent organic waste box-type aerobic fermentation devices, can handle the kitchen garbage through the preliminary treatment, makes the product after handling satisfy the stabilization requirement.
The structure of the system is basically as shown in figure 1, and the difference is that the device is arranged in standard containers (length multiplied by width multiplied by height is 12 multiplied by 2.35 multiplied by 2.39m), the bottom of the box body is provided with an aeration pipeline, the top of the box body is provided with an exhaust pipeline, a longitudinal moving track 53 is horizontally arranged along the long side of the box body and is 1.5m away from the bottom, a stirrer 10 adopts a spiral single-shaft stirring mode, a transverse and longitudinal moving component and track transmission mode adopts a chain transmission mode, and an up-and-down moving component and track transmission mode adopts a rack mode.
The kitchen waste after pretreatment is fermented by the aerobic fermentation device, the kitchen waste enters from the side of the fermentation box, the driving motor 31 of the intelligent aerobic fermentation device drives the stirrer 10 to rotate rapidly to stir and throw the materials, meanwhile, the stirrer 10, the instrument 60 and the control box 70 can move up and down, transversely and longitudinally in the area of the longitudinal moving guide rail 53 to move the materials transversely and longitudinally and turn and throw the materials up and down in the whole area, and move the materials towards the tail end continuously, the instrument 60 can monitor at any point in the area, and finally high-efficiency and intelligent fermentation of the organic waste is realized, and finally harmless and resource treatment of the organic waste such as sludge, garbage and kitchen waste is realized.
The properties of the kitchen domestic garbage treated by the system are as follows: the water content is 20-40%; the content of organic matters is reduced to more than 200g/kg of dry garbage, the death rate of worm eggs is more than 95 percent, the bacteria value of faecal coliform bacteria is more than 0.01, and the relevant requirements of aerobic static composting treatment technical regulations of municipal domestic garbage are met.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1, kinds of intelligent organic waste aerobic fermentation device, its characterized in that, fermenting installation includes:
the stirrer can select different stirring forms according to the material types and is connected with a driving motor thereof through a coupler;
the moving assemblies move on respective tracks under the drive of respective driving motors and can drive the stirrer and the fixing frame thereof to move transversely, longitudinally and vertically within the coverage range of the tracks;
the instrument is arranged on the fixed frame and can perform real-time parameter monitoring along with the movement of the instrument;
the control box is installed on the fixing frame and can move along with the fixing frame, the whole system is distributed, data acquisition and analysis are carried out, and intelligent control of the whole process is achieved.
2. The intelligent aerobic fermentation device for organic waste as claimed in claim 1, wherein,
the moving assembly, the fixed frame connected with the moving assembly and equipment arranged on the fixed frame form a moving unit in the direction;
the driving motor drives the moving assembly to operate, so that the moving unit is driven to move uniformly and slowly along the corresponding direction rail, the moving direction comprises a transverse direction, a longitudinal direction and an up-and-down direction, and the moving speed can be adjusted within the range of 0-5m/min according to the process control requirement.
3. The intelligent aerobic fermentation device for organic waste as claimed in claim 1 and 2, which is characterized in that,
the moving assembly comprises a transverse moving assembly, a longitudinal moving assembly and an up-down moving assembly, the driving motor comprises a stirrer driving motor, a transverse moving driving motor, a longitudinal moving driving motor and an up-down moving driving motor, and the track comprises a transverse running track, a longitudinal running track and an up-down running track;
the stirrer is connected with a stirrer driving motor into a whole through a coupler and is driven by the stirrer to rotate rapidly, so that material stirring and turning are realized; the whole is connected with the up-down moving assembly and moves along the up-down running track under the action of the up-down driving motor, and finally, an up-down moving unit is formed. The movable unit also comprises an instrument, a control box and the like which are arranged on the fixed frame;
the transverse driving motor drives the transverse moving component to operate to drive the upper and lower moving units connected with the transverse moving component to transversely move along the transverse moving track, and finally a transverse moving unit is formed;
the longitudinal driving motor drives the longitudinal moving component to operate, and drives the transverse moving unit and the upper and lower moving units which are connected with the longitudinal moving component to transversely move along the transverse running track;
meanwhile, the stirrer, the instrument and the control box which are arranged on the fixed frame can finish up-and-down, transverse and longitudinal movement in the longitudinal guide rail area, so that the transverse and longitudinal movement and up-and-down turning and throwing of materials are realized, and the instrument can also monitor at any point in the area.
4. The intelligent aerobic fermentation device for organic waste as claimed in claim 1 to 3, wherein,
the transmission forms of the moving assembly and the track comprise chain transmission, gear transmission, linear thread transmission and linear slide rail forms, and can be determined according to the width of the track, the weight of bearing equipment and the type of materials.
5. The intelligent aerobic fermentation device for organic wastes according to claim 1, wherein the agitator is composed of a main shaft and its associated agitating blades, wherein the agitating blades can be selected from a spiral type, a paddle type, a bar type or a combination type according to different materials, and the main shaft can be selected from a single shaft type and a double shaft type according to the depth of the materials.
6. The intelligent aerobic fermentation device for organic wastes according to claims 1 and 5, wherein the agitator is fixed with the fixing frame by bolts, the fastening bolt holes on the fixing frame are long holes with 90 degrees arc line shapes, and the turning efficiency is changed by adjusting the angle of the agitator and the horizontal plane.
7. The aerobic fermentation device of organic waste as claimed in claim 1, wherein the instrument and the fixing frame are moved up and down by linear sliding rails, the instruments include a temperature meter and an oxygen concentration meter, and the data are transmitted to the control box by cables.
8. The aerobic fermentation device of intelligent organic waste as claimed in claim 1, wherein the control box is fully sealed, has waterproof, dustproof and explosion-proof capabilities, collects and analyzes instrument data in real time, and turns on or off the driving motor according to a control program to drive the stirrer to move and operate, thereby realizing material movement and turning.
9, kinds of intelligent organic waste aerobic fermentation device and method, characterized by, the method includes:
an aerobic fermentation apparatus for organic waste as claimed in any of claims 1-8;
the device is arranged in a box body filled with organic wastes or above a tank pool, the stirrer is driven by a driving motor to rotate rapidly to stir and turn the materials, meanwhile, the stirrer, an instrument and a control box can move up and down, transversely and longitudinally in a longitudinal guide rail area as a whole, and finally, the transverse and longitudinal movement and the up and down turning of the materials in the whole area are realized, and the materials are continuously moved and turned from an inlet section to an outlet end. The instrument monitors at any point in the area, the fermentation process is automatically and intelligently controlled by using the control box, the fermentation efficiency and the automation level are improved, and finally, the organic wastes such as sludge, garbage, kitchen and the like are harmlessly treated and recycled.
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