CN115837398A - Super-huge centralized kitchen waste phase change treatment equipment - Google Patents
Super-huge centralized kitchen waste phase change treatment equipment Download PDFInfo
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- CN115837398A CN115837398A CN202310149345.2A CN202310149345A CN115837398A CN 115837398 A CN115837398 A CN 115837398A CN 202310149345 A CN202310149345 A CN 202310149345A CN 115837398 A CN115837398 A CN 115837398A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000002068 microbial inoculum Substances 0.000 claims abstract description 17
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- 238000007599 discharging Methods 0.000 claims abstract description 9
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- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 12
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/60—Biochemical treatment, e.g. by using enzymes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B2101/00—Type of solid waste
- B09B2101/70—Kitchen refuse; Food waste
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses super-large centralized kitchen waste phase change treatment equipment, which belongs to the technical field of waste treatment and comprises the following components: the biological degradation mechanism comprises a biological bin, wherein the top of the biological bin is provided with a feed inlet, the interior of the biological bin is provided with a stirring component, and the biological bin is connected with a microbial inoculum box; the drainage mechanism comprises a water filtering groove arranged at the bottom of the biological bin, a first filter screen is arranged at the notch of the water filtering groove, and the water filtering groove is connected with the sewage tank; the slag discharging mechanism comprises a spiral conveyor arranged at the bottom of the biological bin, the spiral conveyor is arranged above the first filter screen, and the output end of the spiral conveyor is matched with the chain plate conveyor; the exhaust mechanism comprises an exhaust port and a deodorization component which are arranged at the top end of the biological bin; the operation of the intelligent control system, the stirring assembly, the drainage mechanism, the slag discharging mechanism and the exhaust mechanism is controlled by the intelligent control system. The super-huge centralized kitchen waste phase change treatment equipment is high in automation and intensification degree, easy to maintain and capable of improving the on-site reduction treatment effect of the waste.
Description
Technical Field
The invention belongs to the technical field of garbage treatment, and particularly relates to super-large centralized kitchen garbage phase change treatment equipment.
Background
At present, the biological treatment technology of kitchen waste in China mainly comprises two major technologies of aerobic composting and anaerobic fermentation. The current kitchen waste treatment equipment can be divided into two types, one type is kitchen waste treatment equipment with smaller specification, and mainly refers to machines or machines which are specially used for treating kitchen waste, and the kitchen waste treatment equipment of the type has smaller specification and treatment progress; the other is large-scale and relatively specialized kitchen waste treatment equipment, which mainly refers to a plurality of flow line operation modes capable of treating large-batch waste.
The invention patent publication No. EP2974806B1 discloses a kitchen waste treatment apparatus including a housing defining a space for dehydrating and drying food waste, the housing having an inlet for introducing the food waste and an outlet for discharging the dehydrated and dried food waste, a cylindrical dehydrator for removing water contained in the food waste by centrifugal force inside the housing, the dehydrator having a communication hole communicating with the inlet or the outlet by its rotation, a stirrer installed in the dehydrator to rotate simultaneously or independently with the rotation of the dehydrator for selectively opening or closing the communication hole and stirring and grinding the food waste inside the dehydrator by the rotation of the dehydrator.
The invention application with publication number JP2004136169a provides a double-acting continuous garbage disposal apparatus for disposing domestic garbage discharged from kitchen facilities for main services such as food factories, schools, eating houses, hotels and the like. The method comprises pretreating raw garbage by removing water and crushing, putting the raw garbage as a bacterial bed into a primary fermentation/stirring tank filled with a fermentation enzyme agent, heating the stirring tank by an electric heater, performing fermentation decomposition treatment on the raw garbage for a predetermined time (4-6 hours) by a double-acting stirring mechanism in the stirring tank, performing deodorization treatment by a deodorization device mounted on an upper opening of the stirring tank, conveying appropriate amounts of the raw garbage during the fermentation decomposition treatment to secondary fermentation/stirring tanks by the double-acting stirring mechanism, performing fermentation decomposition treatment and deodorization treatment for a predetermined time (4-6 hours) similar to those of the primary fermentation/stirring tank, and automatically recovering the raw garbage into a recovery tank by a compost recovery conveyor by the double-acting stirring mechanism.
Through analyzing the prior art, large kitchen waste treatment equipment and small kitchen waste treatment equipment have great difference in the aspects of modes, workload, working principle and the like of work, and pay more attention to the efficiency and rapidity of work, so that the kitchen waste treatment equipment is more complex in structure and high in maintenance difficulty. In addition, the existing centralized kitchen waste treatment equipment has limited effect on waste reduction treatment and needs to be further improved.
Disclosure of Invention
The invention aims to provide the super-large centralized kitchen waste phase change treatment equipment which is high in automation and intensification degree and easy to maintain, and the local reduction treatment effect of the waste can be improved.
The technical scheme adopted by the invention for realizing the purpose is as follows:
super large centralized kitchen garbage phase transition treatment facility includes:
the biological degradation mechanism comprises a plurality of biological bins which are arranged in parallel, a feed inlet is formed in the top of each biological bin, a stirring assembly is arranged in each biological bin, and each biological bin is connected with a microbial inoculum box;
the drainage mechanism comprises a water filtering groove arranged at the bottom of the biological bin, and a first filter screen is arranged at the notch of the water filtering groove; the water filtering tank is connected with the sewage tank;
the slag discharging mechanism comprises a spiral conveyor arranged at the bottom of the biological bin, the spiral conveyor is arranged above the first filter screen, and the output end of the spiral conveyor is matched with the chain plate conveyor;
the exhaust mechanism comprises an exhaust port arranged at the top end of the biological bin and a deodorization assembly arranged outside the biological bin, and the exhaust port is connected with the deodorization assembly through an air duct;
the operation of the intelligent control system, the stirring assembly, the drainage mechanism, the slag discharging mechanism and the exhaust mechanism is controlled by the intelligent control system.
By adopting the technical scheme, after the garbage is thrown into the biological bin through the feeding hole, the garbage is fully mixed with the bacterial liquid provided in the microbial inoculum box through the stirring of the stirring component, and the bacterial liquid and the kitchen garbage are mixed and fermented in the biological bin. The sewage that produces after the biological fermentation of a period of time passes through drainage mechanism and discharges, specifically, sewage is arranged to the drainage tank through first filter screen, and the rethread pipeline converges into the sewage case. Be provided with level sensor on the sewage case, the bottom is connected with the blow off pipe, sets up the sewage pump on the blow off pipe, and when level sensor sensed the sewage volume in the sewage case and reached the default, the sewage pump started, was discharged sewage from the sewage incasement. Rubbish after the drainage conveys through the slag extractor of biological storehouse bottom outwards, and when the inductor sensed the rubbish level in the biological storehouse and reached the assigned position, intelligent control system suggestion rubbish level exceeded and prescribed a limit to store the volume to control the screw conveyer of biological storehouse bottom and the drag chain conveyor who is connected with it and start simultaneously, carry the material in the biological storehouse to drag chain conveyor through screw conveyer, drag chain conveyor carries the material to the discharge gate again. Waste gas generated in the biodegradation process is discharged through the exhaust mechanism, and the pollution of the kitchen waste treatment equipment to the surrounding environment can be reduced due to the arrangement of the deodorization assembly.
The super-large centralized kitchen waste phase change treatment equipment can be applied to communities, schools, commercial districts, institutional dining halls, street waste treatment stations and the like, is used for centralized treatment of a large amount of kitchen organic waste, discharges sewage into a sewage pipe network through stirring, biodegradation, digestion and conversion into water, reduces the difficulty of sewage treatment in the kitchen waste, simultaneously performs drainage, slag discharge and exhaust, and has high automation level. Through the optimization and perfection of the microbial community structure, more than 90% of solid organic matters can be converted into liquid phase resources, the purpose of on-site reduction treatment of garbage is achieved, the harmless ecological phase change of the microbial community can also realize the resource utilization of the solid wastes of the kitchen.
According to one embodiment of the invention, a heating and heat-insulating assembly is arranged outside the biological bin, and comprises a temperature sensor, a heating plate and a heat-insulating plate; temperature sensor is used for surveying the inside temperature in biological storehouse, and the outer wall setting in biological storehouse of hot plate laminating.
Temperature sensor, hot plate all link to each other with intelligent control system, and when the temperature in the biological storehouse was on the low side, intelligent control system controlled the hot plate and heated biological storehouse to guarantee the normal fermentation of fungus liquid.
Further, the heated board is located the outside of hot plate and biological storehouse outer wall, and the heated board is multilayer structure, includes by interior and outer heat insulation cotton, heat insulating board and the backup pad that sets gradually, is equipped with the interval space between heat insulating board and the backup pad, disposes a plurality of curved bars of being connected that are used for connecting heat insulating board and backup pad in the interval space.
The heat-insulating plate with the multilayer structure can reduce the heat dissipation efficiency of the outer wall of the biological bin, particularly the space between the heat-insulating plate and the supporting plate, can reduce the outward diffusion efficiency of heat through gas, and provides a proper temperature environment for bacterial liquid fermentation. The heat insulating board can be made of wood, and the supporting plate can be made of steel plates. The steel sheet has the effect of support, protection, can prevent that the destruction of outside striking to heated board and inside hot plate, biological storehouse. A connecting bent rod is arranged between the heat insulation plate and the support plate, so that the space structure of the heat insulation plate can be effectively maintained. When outside impact force is great, connect the knee and can further deform on its crooked structure basis to consume the impact capacity, thereby reduce the destruction of outside impact to structures such as heat insulating board, heat-insulating cotton and inside hot plate. Soundproof cotton and the setting of being connected the knee for the heated board has certain elasticity, produces certain elastic deformation receiving the collision moment, and consumes the collision energy at this in-process, strengthens the protection to inside biological storehouse. In addition, the multilayer structure of the heat insulation board and the space between the heat insulation board and the support board also have the functions of noise reduction and noise reduction.
According to one embodiment of the invention, a spray assembly is disposed inside the biological chamber; the spray assembly comprises a jet pipe and jet nozzles, the inner wall of the jet pipe clings to the biological bin is arranged to extend to the bottom of the biological bin, one end of the jet pipe is communicated with the microbial inoculum box, and the jet nozzles are dispersedly arranged along the length direction of the jet pipe.
From this, through the setting of efflux pipe and jet sprinkler, can guarantee that the fungus liquid mixes from the multi-angle rubbish in with the biological storehouse, improves dispersion effect, promotes the mixed effect of rubbish and fungus liquid.
According to one embodiment of the invention, a plurality of backwashing nozzles are arranged below the first filter screen, the backwashing nozzles are positioned at the bottom of the water filtering tank, the backwashing nozzles are communicated with a tap water pipeline, the tap water pipeline is provided with a booster pump and an electromagnetic valve, and the operation of the booster pump and the operation of the electromagnetic valve are controlled by an intelligent control system.
Therefore, the back washing nozzle is connected with tap water, so that parts such as the first filter screen and the screw conveyor at the bottom of the biological bin can be washed, and the maintenance difficulty of equipment is reduced.
According to one embodiment of the invention, the stirring assembly comprises a stirring shaft and a stirring rod, the stirring rod extends outwards in a radiation manner from the surface of the stirring shaft, the stirring shaft is connected with the output end of the first motor and can drive the stirring rod to rotate, and the operation of the first motor is controlled by the intelligent control system.
From this, can control the (mixing) shaft through intelligence control system and drive the puddler and rotate, stir the rubbish and the fungus liquid that get into biological storehouse inside, improve mixed effect, guarantee going on smoothly of fermentation process.
Furthermore, a protective sleeve is arranged outside the stirring rod, one end of the protective sleeve, which is far away from the stirring shaft, is arranged as a hook-shaped tail end, and the protective sleeve is provided with a flaky edge.
The degree of wear of puddler can be reduced in the setting of protective sheath, the life of extension equipment. In addition, the protective sleeve is provided with the hook-shaped tail end, and can be used for arranging the direction of large garbage or strip-shaped garbage in the process of rotating along with the stirring rod, so that the large garbage or strip-shaped garbage is prevented from being clamped between the stirring rods. The slice edge on the protective sheath still can be used to the breakage and breaks up rubbish, prevents the rubbish caking, helps improving the contact probability of fungus liquid and rubbish. In addition, the flaky edge is sharp, which is beneficial to cutting strip-shaped and strip-shaped garbage into small garbage and can prevent the garbage from winding on the stirring rod.
Furthermore, one side of the protective sleeve far away from the hook-shaped end is elastically connected with the stirring shaft through a spring.
From this, the protective sheath still can be at certain extent along the length direction reciprocating motion of puddler along the puddler pivoted in-process, is close to or keeps away from the in-process of (mixing) shaft at it, rubs back and forth on the outer wall of puddler, can prevent that rubbish from depositing on the puddler, realizes the cleanness to the puddler. In addition, the arrangement of the spring can transfer partial vibration energy to the stirring shaft in the moving process of the protective sleeve, the stirring shaft vibrates in a small amplitude, the deposition and adhesion of garbage can be prevented, and the cleaning difficulty can be reduced or the cleaning period can be prolonged.
Further, the outside of protective sheath disposes antiwind subassembly, and antiwind subassembly is approximate "worker" style of calligraphy structure, including the connecting rod of long rod shape and two curved shear blades, the outside at the protective sheath is established to the middle part cover of connecting rod, and the both ends and two shear blades of connecting rod correspond and are connected.
From this, at the protective sheath along with puddler pivoted in-process, can drive antiwind subassembly and rotate in step, can drive rubbish on one hand on every side and rotate to the equidirectional not, improve its and the contact probability of fungus liquid, help improving the fermentation effect, on the other hand still can be through the shearing blade cutting rubbish of connecting rod end-to-end connection, with strip, banded rubbish cutting for segment or fritter, can effectively reduce the probability of rubbish caking, prevent rubbish winding puddler, guarantee the work efficiency of stirring subassembly.
According to one embodiment of the present invention, a deodorization assembly includes a deodorization base, the interior of which includes a first cavity and a second cavity communicating front and rear; and an air outlet is arranged on the side of the deodorization base body and communicated with the second cavity.
Therefore, gas generated in the biological bin is discharged to the deodorization component through the air duct and the like and then discharged through the air outlet hole after deodorization treatment, so that peculiar smell of the discharged gas can be eliminated, and the influence of garbage treatment on the surrounding environment is reduced.
Furthermore, one end of the first cavity, which is far away from the second cavity, is connected with the exhaust port through an air duct and the like, the side of the first cavity is connected with the output end of the ozone generator, and the middle part of the first cavity is provided with a second filter screen group.
Therefore, the airflow entering the interior of the deodorization base body is mixed with the ozone, and the active oxygen released by the ozone has extremely strong oxidability and can rapidly generate chemical reaction with harmful gas in the airflow, so that the effect of purifying the air is achieved, and the airflow is sterilized in the process.
The second filter screen group can remove the granular impurities entrained in the airflow, and further improve the quality of the exhaust gas.
Furthermore, the second cavity is hourglass form that the level was placed, and the inner wall that the second cavity is close to first cavity one side is equipped with along the first bellying of radial extension, and the one side of keeping away from first cavity on the second cavity is filled with active carbon.
Therefore, the second cavity is hourglass-shaped, and the flow speed of the air flow in the second cavity can be adjusted. Specifically, the air current gets into the second cavity from the inside of first cavity, and the bore of the initial section of second cavity diminishes gradually, and the air current velocity of flow improves, and the air current enters into the latter half of second cavity with higher velocity of flow, and the first bellying of rethread is cut apart the high-speed air current of this part, can further improve the velocity of flow to first bellying still can guide the flow direction of air current, thereby improves the contact probability of air current and active carbon, improves the deodorant effect of air current.
According to one embodiment of the invention, the bottom of the second cavity is provided with a conical flow guide base body, the conical side surface of the flow guide base body is matched with the funnel-shaped structure of the second cavity, the outer wall of the flow guide base body is provided with a plurality of second protruding parts extending along the radial direction, and the air outlet hole is positioned between every two adjacent second protruding parts.
Therefore, the airflow entering the rear half section of the second cavity flows in the slit formed between the inner wall of the deodorization base body and the conical side surface of the guide base body, is divided into a plurality of airflows by the second bulge parts, and flows to different air outlets from different directions. Through the division and the diversion of the second bulge, the collision probability of the air flow and the active carbon can be improved, and the deodorization effect is improved. In addition, the divided flow passages with different airflow radial flows flow outwards, the flow speed is reduced, and the contact time of the flow passages and the activated carbon can be prolonged.
According to one embodiment of the invention, the second filter screen group comprises a plurality of filter panels arranged vertically side by side with a gap between two adjacent filter panels.
Therefore, when the airflow passes through the second filter screen group, the airflow can be filtered by the plurality of filter plates, and the filtering effect is improved. A plurality of filter plates that set up side by side can set up the filtration pore of different apertures to improve the filter effect. The setting of filter can improve the space stability of deodorization base member.
Furthermore, the inner wall of the first cavity is provided with a plurality of clamping flanges which are arranged side by side, the edge of the filter plate is clamped between the two clamping flanges which are arranged adjacently, and at least one side surface on the filter plate is connected with the clamping flanges through springs.
From this, the air current blows the filter at the in-process through second filter screen group, and the filter can be under the drive of spring, and the round trip movement between two screens flanges with it looks adaptation to help droing of the granular impurity of adhesion on it, prevent to block up, in order to keep good filter effect. In addition, the filter plate moves back and forth within a certain range, and local air flow disturbance can be caused, so that the contact probability of the filter plate and ozone molecules is improved, and the sterilization and deodorization effects are ensured.
Compared with the prior art, the invention has the following beneficial effects:
1. the intelligent control system is used for controlling the operation of the drainage mechanism, the slag discharge mechanism and the exhaust mechanism, so that the phase-change water production degradation of the kitchen waste is completed, a large amount of waste can be treated at the same time, and the equipment automation and intensification level is high;
2. in the stirring assembly, the protective sleeve is arranged on the outer side of the stirring rod, so that the abrasion degree of the stirring rod is reduced, the garbage is crushed and scattered, the garbage can be prevented from being wound on the stirring rod, and the contact probability of bacteria liquid and the garbage is improved; one side of the protective sleeve is elastically connected with the stirring shaft, so that the deposition and adhesion of garbage can be prevented, and the cleaning difficulty can be reduced or the cleaning period can be prolonged;
3. the anti-winding assembly is matched with the protective sleeve, so that the probability of garbage caking can be effectively reduced, the garbage is prevented from winding the stirring rod, and the working efficiency of the stirring assembly is ensured;
4. the deodorization assembly is matched with the ozone generator to sterilize the air flow, the second filter screen group can remove impurities in the air flow, the quality of the exhaust gas is further improved, the filter plate is matched with the clamping flange through the spring, the blocking prevention is facilitated, the disturbance of local air flow can be caused, the contact probability of the filter plate and ozone molecules is improved, and the sterilization and deodorization effects are ensured;
5. the setting of the inside second cavity of deodorization base member can cut apart the air current to guide the air current flow direction, adjust the air current velocity of flow, can improve the collision probability of air current and active carbon, prolong the contact time of air current and active carbon, deodorization effect is good.
Therefore, the invention is a super-large centralized kitchen waste phase change treatment device which is high in automation and intensification degree and easy to maintain, and can improve the on-site reduction treatment effect of the waste.
Drawings
Fig. 1 is a schematic overall structure diagram of an oversize centralized type kitchen waste phase change treatment device according to embodiment 1 of the invention;
FIG. 2 is a schematic view of an assembled structure of the bio-cartridge shown in FIG. 1;
FIG. 3 is a schematic view of the overall structure of the bio-silo shown in FIG. 1;
FIG. 4 is a schematic view showing the internal structure of the bio-silo shown in FIG. 3;
FIG. 5 is an enlarged view of a portion A of FIG. 4;
FIG. 6 is a schematic view of the interior of the bio-silo of FIG. 3 at another angle;
FIG. 7 is an enlarged view of a portion B of FIG. 6;
FIG. 8 is a schematic structural view of the stirring assembly shown in FIG. 4;
FIG. 9 is a schematic view of the deodorizing base associated with the bio-silo of FIG. 3;
FIG. 10 is a schematic view showing the internal structure of the deodorizing base of FIG. 9;
fig. 11 is a schematic view of the baffle of fig. 10;
FIG. 12 is a schematic view of the fluid-directing substrate shown in FIG. 10;
FIG. 13 is a schematic structural view of a stirring assembly according to example 2 of the present invention;
FIG. 14 is an enlarged partial view of portion C of FIG. 13;
FIG. 15 is a schematic structural view of the anti-wind assembly shown in FIG. 13;
FIG. 16 is a schematic view showing the structure of a deodorizing base according to example 2 of the present invention.
Reference numerals: a biological bin 10; a feed port 11; an exhaust port 12; an air duct 13; a microbial inoculum box 14; a booster pump 15; a solenoid valve 16; a liquid level sensor 17; a spring 18; a water filtration tank 21; a first filter 22; a sewage tank 23; a drain pipe 24; a sewage pump 25; a backwash spray head 26; a screw conveyor 27; a chain scraper conveyor 28; a discharge port 29; a jet pipe 31; a jet spray head 32; a heating and heat-insulating assembly 40; a heating plate 41; a thermal insulation cotton 42; a heat insulating plate 43; a support plate 44; connecting the bent rod 45; a stirring assembly 50; a stirring shaft 51; the stirring rod 52; a first motor 53; a protective sheath 54; a hooked end 55; a flap edge 56; a deodorizing base 60; an air outlet 61; a first cavity 62; a second cavity 63; a first base 71; a through hole 72; a mounting collar 73; a detent flange 74; a filter plate 741; a second substrate 75; a deflector 76; the first boss portion 77; a flow-directing substrate 78; a second convex portion 79; an anti-wind assembly 80; a connecting rod 81; a connecting sleeve 82; a shearing blade 83.
Detailed Description
The following describes the technical solution of the present invention in further detail with reference to the detailed description and the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
Fig. 1 to 12 schematically show an ultra-large centralized type kitchen waste phase change treatment device according to an embodiment of the invention. As shown in the figure, the device comprises a biodegradation mechanism, a drainage mechanism, a slag discharge mechanism and an exhaust mechanism, wherein the drainage mechanism, the slag discharge mechanism and the exhaust mechanism are controlled by an intelligent control system.
Wherein, biodegradable mechanism includes a plurality of biological storehouses 10 that set up side by side, and the top in biological storehouse 10 is equipped with feed inlet 11, and the inside in biological storehouse 10 is equipped with stirring subassembly 50 to biological storehouse 10 links to each other with microbial inoculum case 14. The microbial inoculum box 14 is arranged at the bottom of the biological bin 10, the microbial inoculum box 14 is connected with a booster pump 15, the booster pump 15 is connected with an electromagnetic valve 16, the booster pump 15 and the electromagnetic valve 16 are controlled to be opened at regular time by an intelligent control system, and the microbial inoculum in the microbial inoculum box 14 is put into the biological bin 10 through a microbial inoculum adding pipeline and is mixed with garbage in the biological bin 10 for fermentation; the microbial inoculum box 14 is provided with a liquid level sensor 17, and when the microbial inoculum is too low, the liquid level sensor 17 acts to prompt that the microbial inoculum needs to be added.
The interior of the bio-silo 10 is configured with a spray assembly. The spray assembly comprises a jet pipe 31 and jet nozzles 32, the inner wall of the jet pipe 31 clinging to the biological bin 10 is arranged to extend to the bottom of the biological bin 10, one end of the jet pipe 31 is connected with a microbial inoculum adding pipeline, and the jet nozzles 32 are dispersedly arranged along the length direction of the jet pipe 31. Through the setting of efflux pipe 31 and jet nozzle 32, can guarantee that the fungus liquid mixes from the multi-angle rubbish in with biological storehouse 10, improves dispersion effect, promotes the mixed effect of rubbish and fungus liquid.
The exterior of the bio-silo 10 is configured with a heating and thermal insulation assembly 40, which includes a temperature sensor (not shown), a heating plate 41 and a thermal insulation plate. Temperature sensor is used for surveying the inside temperature in biological storehouse 10, and the setting of the outer wall of biological storehouse 10 is laminated to hot plate 41. The heated board is located the outside of hot plate 41 and biological storehouse 10 outer wall, and the heated board is multilayer structure, including by interior to outer heat insulating cotton 42, heat insulating board 43 and the backup pad 44 that sets gradually, is equipped with the interval space between heat insulating board 43 and the backup pad 44, disposes a plurality of curved bars 45 of being connected that are used for connecting heat insulating board 43 and backup pad 44 in the interval space.
The heat insulation plate 43 may be made of a wooden plate, and the support plate 44 may be made of a steel plate. The arrangement of the connecting bent rod 45 can effectively maintain the space structure of the heat-insulating plate. When the external impact strength is high, the connecting bent rod 45 can be further deformed on the basis of the bent structure, and the impact capacity is consumed, so that the damage of the external impact to the structures such as the heat insulation plate 43, the heat insulation cotton 42 and the internal heating plate 41 is reduced. In addition, the multi-layer structure of the insulation board and the space between the insulation board 43 and the support plate 44 also have the functions of noise reduction and noise reduction.
Stirring subassembly 50 in biological storehouse 10 includes (mixing) shaft 51 and puddler 52, and puddler 52 is extended by the surface external radiation of (mixing) shaft 51, and (mixing) shaft 51 links to each other with first motor 53's output, can drive puddler 52 and rotate, and the operation of first motor 53 receives intelligent control system's control.
The stirring rod 52 is provided on its outside with a protective sleeve 54, the end of the protective sleeve 54 remote from the stirring shaft 51 being provided with a hook-shaped end 55, and the protective sleeve 54 is provided with a sheet-like edge 56. The arrangement of the protective sleeve 54 can reduce the abrasion degree of the stirring rod 52 and prolong the service life of the equipment. In addition, the protective sleeve 54 is provided with a hooked end 55 which, during its rotation with the stirring rods 52, serves to align the bulk waste or elongated waste and prevent it from getting caught between the stirring rods 52. The flap edge 56 on the hook-like end 55 also serves to break up and break up the waste, preventing it from clumping, and helping to improve the chance of contact between the bacteria solution and the waste. In addition, the sharp edges 56 help to cut the strip-like or belt-like waste into small pieces of waste, and prevent the waste from being wound around the stirring rod 52.
The side of the protective sleeve 54 remote from the hook-shaped end 55 is elastically connected to the stirring shaft 51 by a spring 18. The protective sleeve 54 can also move back and forth along the length direction of the stirring rod 52 within a certain range in the process of rotating along with the stirring rod 52, and rubs back and forth on the outer wall of the stirring rod 52 in the process of approaching or departing from the stirring shaft 51, so that garbage can be prevented from being deposited on the stirring rod 52, and the stirring rod 52 can be cleaned. In addition, the arrangement of the spring 18 can transmit part of vibration energy to the stirring shaft 51 in the process of moving the protective sleeve 54, the stirring shaft 51 can vibrate in small amplitude, the deposition and adhesion of garbage can be prevented, and the cleaning difficulty can be reduced or the cleaning period can be prolonged.
And discharging the sewage obtained after biological fermentation through a drainage mechanism. The drainage mechanism comprises a water filtering groove 21 arranged at the bottom of the biological bin 10, and a first filter screen 22 is arranged at the notch of the water filtering groove 21; the water filtering tank 21 is connected with a sewage tank 23; the sewage tank 23 is provided with a liquid level sensor 17, the bottom of the sewage tank is connected with a sewage discharge pipe 24, and the sewage discharge pipe 24 is provided with a sewage pump 25. When the liquid level sensor 17 arranged in the sewage tank 23 senses that the amount of sewage in the sewage tank 23 reaches a preset value, the intelligent control system controls the sewage pump 25 to be started, and the sewage is discharged from the sewage tank 23.
The garbage after water filtration is conveyed outwards through a slag discharge mechanism at the bottom of the biological bin 10, the slag discharge mechanism comprises a spiral conveyor 27 arranged at the bottom of the biological bin 10, the spiral conveyor 27 is arranged above the first filter screen 22, and the output end of the spiral conveyor 27 is matched with a chain scraper conveyor 28. The motors of the screw conveyor 27 and the chain plate conveyor 28 are connected with an intelligent control system. When a level controller (not shown) arranged inside the biological bin 10 senses that the level of the garbage in the biological bin 10 reaches a specified position, the intelligent control system prompts that the level of the garbage exceeds a limited storage capacity, and controls a screw conveyor 27 at the bottom of the biological bin 10 and a chain scraper conveyor 28 connected with the screw conveyor 27 to be started simultaneously, so that the material in the biological bin 10 is conveyed to the chain scraper conveyor 28 through the screw conveyor 27, and the chain scraper conveyor 28 conveys the material to a discharge hole 29.
A plurality of backwashing nozzles 26 are arranged below the first filter screen 22, the backwashing nozzles 26 are positioned at the bottom of the water filtering tank 21, the backwashing nozzles 26 are communicated with a tap water pipeline, the tap water pipeline is provided with a booster pump 15 and an electromagnetic valve 16, and the operation of the booster pump 15 and the operation of the electromagnetic valve 16 are controlled by an intelligent control system. The back washing nozzle 26 is connected with tap water, so that the parts such as the first filter screen 22, the screw conveyor 27 and the like at the bottom of the biological bin 10 can be washed, and the maintenance difficulty of the equipment is reduced.
Waste gas that the biodegradable in-process produced is discharged via exhaust mechanism, and exhaust mechanism is including locating the gas vent 12 on biological storehouse 10 top for with the waste gas discharge that produces in the biological storehouse 10, biological storehouse 10 outside still is equipped with the deodorization subassembly, and gas vent 12 passes through the air duct 13 and links to each other with the deodorization subassembly.
The deodorization assembly comprises a deodorization base body 60, wherein the interior of the deodorization base body 60 comprises a first cavity 62 and a second cavity 63 which are communicated with each other in a front-back manner; an air outlet 61 is arranged on the side of the deodorization base body 60, and the air outlet 61 is communicated with the second cavity 63. One end of the first cavity 62 far away from the second cavity 63 is connected with an exhaust port 12 on the biological bin 10 through an air duct 13 and the like, and the side of the first cavity 62 is connected with an output end of an ozone generator (not shown in the figure).
Specifically, deodorization base member 60 is including the first base member 71 and the second base member 75 that set up around, and first base member 71 is cylindric, and inside is first cavity 62, and the one end air duct 13 of first base member 71 is connected, and the other end and second base member 75 threaded connection, the lateral wall of first base member 71 are equipped with through-hole 72 for cooperate with ozone generator's output.
The second base body 75 is also provided with a cylindrical shape, one end of the second base body is connected with the first base body 71 in a threaded mode, the other end of the second base body is sealed, and a plurality of air outlet holes 61 are formed in the circumference of one side, far away from the first base body 71, of the side wall of the second base body. The second base body 75 is provided with two symmetrically arranged funnel-shaped guide plates 76, the small-caliber opening ends of the two guide plates 76 are arranged opposite to each other, and the large-caliber opening ends are arranged away from each other, so that the second cavity 63 in the shape of an hourglass horizontally arranged is formed in the second base body 75. In addition, a first protrusion 77 extending in the radial direction is provided on the inner wall of the deflector 76 disposed close to the first base 71, and activated carbon is filled between the deflector 76 disposed far from the first base 71 and the inner wall of the second base 75.
Gas generated in the biological bin 10 is discharged to the deodorizing component through the air duct 13 and the like to be deodorized and then discharged through the air outlet 61, so that peculiar smell of the discharged gas can be eliminated, and the influence of garbage treatment on the surrounding environment is reduced. An electromagnetic valve is arranged between the first cavity 62 and the second cavity 63, so that whether the first cavity 62 is communicated with the second cavity 63 can be controlled through the electromagnetic valve. When the first cavity 62 and the second cavity 63 are blocked by the electromagnetic valve, the gas discharged from the biological bin 10 can be fully mixed with ozone in the first cavity 62, so that the sterilization and deodorization effects are improved. Then, the first cavity 62 is communicated with the second cavity 63 through the electromagnetic valve, and the air flow sterilized by ozone enters the second cavity 63, contacts with the activated carbon and is discharged through the air outlet 61.
The second chamber 63 has an hourglass shape and can adjust the flow rate of the air flow therein. Specifically, the air current gets into second cavity 63 from the inside of first cavity 62, and the bore of the initial section of second cavity 63 diminishes gradually, and the air current velocity of flow improves, and the air current enters into the latter half of second cavity 63 with higher velocity of flow, and the rethread first bellying 77 is cut apart the high-speed air current of this part, can further improve the velocity of flow to first bellying 77 still can guide the flow direction of air current, thereby improves the contact probability of air current and active carbon, improves the deodorant effect of air current.
The bottom of the second cavity 63 is provided with a conical flow guiding base 78, and the flow guiding base 78 is arranged inside the second base 75 and is fixedly connected with the side wall of the second base 75 through bolts and the like. The conical side surface of the flow guide base body 78 is matched with a funnel-shaped structure of the flow guide plate 76 far away from the first base body 71, a plurality of second protruding parts 79 extending along the radial direction are arranged on the outer wall of the flow guide base body 78, and the air outlet 61 is located between every two adjacent second protruding parts 79. The air flow entering the rear half of the second chamber 63 flows in the slit formed between the inner wall of the deodorizing base 60 and the conical side surface of the guide base 78, and is divided into a plurality of air flows by the second protrusion 79, which flow toward different outlet holes 61 from different directions. Through the division and the diversion of the second protruding part 79, the collision probability of the air flow and the active carbon can be improved, and the deodorization effect is improved. In addition, the divided flow passages with different airflow radial flows flow outwards, the flow speed is reduced, and the contact time of the flow passages and the activated carbon can be prolonged.
After the garbage is put into the biological bin 10 through the feeding hole 11, the garbage is fully mixed with the bacteria liquid provided in the bacteria agent box 14 through the stirring of the stirring assembly 50, and the bacteria liquid and the kitchen garbage are mixed and fermented in the biological bin 10. The sewage generated after a certain period of biological fermentation is discharged through the drainage mechanism, and specifically, the sewage is discharged to the water filtering tank 21 through the first filter screen 22 and then is merged into the sewage tank 23 through the pipeline. The filtered garbage is conveyed outwards through a slag discharge mechanism at the bottom of the biological bin 10. Waste gas generated in the biodegradation process is discharged through the exhaust mechanism, and the arrangement of the deodorization assembly can reduce the pollution of the kitchen waste treatment equipment to the surrounding environment.
The super-large centralized kitchen waste phase change treatment equipment can be applied to communities, schools, commercial districts, institutional dining halls, street waste treatment stations and the like, is used for centralized treatment of a large amount of kitchen organic waste, discharges into a sewage pipe network through stirring, biodegradation, digestion and conversion to water, achieves the purpose of on-site reduction treatment of the waste, reduces the difficulty of sewage treatment in the kitchen waste, simultaneously performs drainage, slag discharge and exhaust, and has high automation level.
Example 2
Fig. 13 to 16 schematically show an ultra-large centralized type kitchen waste phase change treatment device according to another embodiment of the present invention, which is different from example 1 in that:
the outer side of protective sheath 54 disposes antiwind subassembly 80, and antiwind subassembly 80 is approximate "worker" style of calligraphy structure, including long rod-shaped connecting rod 81 and two curved shear blade 83, the outside at protective sheath 54 is established at the middle part cover of connecting rod 81, and the both ends of connecting rod 81 correspond with two shear blade 83 and are connected. Specifically, the connecting rod 81 is divided into an upper section and a lower section, and is connected through a connecting sleeve 82 arranged in the middle, the connecting sleeve 82 is sleeved on the outer side of the protective sleeve 54, and the spring 18 is arranged between the connecting rod 81 and the connecting sleeve 82.
From this, at the in-process of protective sheath 54 along with puddler 52 pivoted, can drive antiwind subassembly 80 and rotate in step, can drive rubbish on every side on the one hand and rotate to equidirectional not, improve its and the contact probability of fungus liquid, help improving the fermentation effect, on the other hand still can be through connecting rod 81 end-to-end connection's shear blade 83 cutting rubbish, with strip, banded rubbish cutting for segment or fritter, can effectively reduce the probability of rubbish caking, prevent rubbish winding puddler 52, guarantee the work efficiency of stirring subassembly 50. In addition, spring 18's setting for shear blade 83 can remove along with connecting rod 81 in the certain limit, helps driving its peripheral rubbish and removes, improves the fermentation effect, and can drive the vibration of protective sheath 54, puddler 52 and (mixing) shaft 51, helps preventing the rubbish adhesion, reduces the degree of difficulty of cleanness and maintenance.
The middle part of the first cavity 62 is provided with a second filter screen group, the second filter screen group comprises a plurality of filter plates 741 vertically arranged in parallel, and a gap is arranged between two adjacent filter plates 741.
In this way, the airflow can be filtered by the plurality of filter plates 741 when passing through the second filter screen group, thereby improving the filtering effect. The plurality of filter plates 741 arranged in parallel may have filter holes with different apertures to improve the filtering effect. The filter 741 is provided to improve the dimensional stability of the deodorizing base 60.
Specifically, the first base 71 includes a plurality of mounting rings 73 screwed together, the inner wall of each mounting ring 73 is provided with a locking flange 74, the filter plate 741 is positioned by two adjacent mounting rings 73, the edge of the filter plate 741 is locked between two adjacent locking flanges 74, and one side of the filter plate 741 is connected to the locking flange 74 by the spring 18.
Therefore, in the process that the air flow passes through the second filter screen group, the filter plate 741 is blown, and the filter plate 741 can move back and forth between the two clamping flanges 74 matched with the filter plate under the driving of the spring 18, so that the dropping of the granular impurities adhered to the filter plate is facilitated, the blockage is prevented, and the good filtering effect is kept. In addition, the filter plate 741 moves back and forth within a certain range, which causes local disturbance of air flow, thereby increasing the contact probability between the filter plate and ozone molecules and ensuring sterilization and deodorization effects.
Conventional operations in the operation steps of the present invention are well known to those skilled in the art and will not be described herein.
The embodiments described above are intended to illustrate the technical solutions of the present invention in detail, and it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modification, supplement or similar substitution made within the scope of the principles of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides an especially big centralized kitchen garbage phase transition treatment facility which characterized in that includes:
the biological degradation mechanism comprises a plurality of biological bins (10) which are arranged in parallel, wherein a feed inlet (11) is formed in the top of each biological bin (10), a stirring assembly (50) is arranged inside each biological bin (10), and each biological bin (10) is connected with a microbial inoculum box (14);
the drainage mechanism comprises a water filtering groove (21) arranged at the bottom of the biological bin (10), and a first filter screen (22) is arranged at the notch of the water filtering groove (21); the water filtering tank (21) is connected with a sewage tank (23);
the slag discharging mechanism comprises a spiral conveyor (27) arranged at the bottom of the biological bin (10), the spiral conveyor (27) is arranged above the first filter screen (22), and the output end of the spiral conveyor (27) is matched with a chain plate conveyor (28);
the exhaust mechanism comprises an exhaust port (12) arranged at the top end of the biological bin (10) and a deodorizing component arranged outside the biological bin (10), and the exhaust port (12) is connected with the deodorizing component;
and the stirring assembly (50), the drainage mechanism, the slag discharging mechanism and the exhaust mechanism are controlled by the intelligent control system.
2. The super-huge concentrated kitchen waste phase change treatment device according to claim 1,
a heating and heat-insulating component (40) is arranged outside the biological bin (10), and the heating and heat-insulating component (40) comprises a temperature sensor, a heating plate (41) and a heat-insulating plate; the temperature sensor is used for detecting the temperature inside the biological bin (10), and the heating plate (41) is attached to the outer wall of the biological bin (10);
the heated board is located the outside of hot plate (41), the heated board is multilayer structure, includes by interior and outer separate warm cotton (42), heat insulating board (43) and backup pad (44) that set gradually, heat insulating board (43) with be equipped with the interval space between backup pad (44), dispose a plurality ofly in the interval space and be used for connecting heat insulating board (43) with connection knee (45) of backup pad (44).
3. The super-huge centralized type kitchen waste phase change treatment device according to claim 1,
a spraying assembly is arranged in the biological bin (10); the spray assembly comprises a jet pipe (31) and jet nozzles (32), wherein the jet pipe (31) is tightly attached to the inner wall of the biological bin (10) and extends towards the bottom of the biological bin (10), one end of the jet pipe (31) is communicated with the microbial inoculum box (14), and the jet nozzles (32) are arranged along the length direction of the jet pipe (31) in a dispersed manner.
4. The super-huge centralized type kitchen waste phase change treatment device according to claim 1,
a plurality of backwashing nozzles (26) are arranged below the first filter screen (22), the backwashing nozzles (26) are positioned at the bottom of the water filtering tank (21), the backwashing nozzles (26) are communicated with a tap water pipeline, the tap water pipeline is provided with a booster pump (15) and an electromagnetic valve (16), and the operation of the booster pump (15) and the operation of the electromagnetic valve (16) are controlled by the intelligent control system.
5. The super-huge centralized type kitchen waste phase change treatment device according to claim 1,
the stirring assembly (50) comprises a stirring shaft (51) and stirring rods (52), wherein the stirring rods (52) extend outwards and radially from the surface of the stirring shaft (51); the outer part of the stirring rod (52) is provided with a protective sleeve (54), one end of the protective sleeve (54) far away from the stirring shaft (51) is provided with a hook-shaped tail end (55), and the protective sleeve (54) is provided with a sheet-shaped edge (56).
6. The super-huge centralized type kitchen waste phase change treatment device according to claim 5,
the outside of protective sheath (54) disposes antiwind subassembly (80), including long rod-shaped connecting rod (81) and two curved shear blade (83), the middle part cover of connecting rod (81) is established the outside of protective sheath (54), the both ends and two of connecting rod (81) shear blade (83) and correspond the connection.
7. The super-huge centralized type kitchen waste phase change treatment device according to claim 1,
the deodorization assembly comprises a deodorization base body (60), wherein the interior of the deodorization base body (60) comprises a first cavity (62) and a second cavity (63) which are communicated with each other in a front-back mode; an air outlet (61) is formed in the side of the deodorization base body (60), and the air outlet (61) is communicated with the second cavity (63);
one end of the first cavity (62), which is far away from the second cavity (63), is connected with the exhaust port (12), the side of the first cavity (62) is connected with the output end of the ozone generator, and the middle part of the first cavity (62) is provided with a second filter screen group;
the second cavity (63) is hourglass-shaped, the inner wall of the second cavity (63) close to one side of the first cavity (62) is provided with a first protruding portion (77) extending along the radial direction, and the side, far away from the first cavity (62), of the second cavity (63) is filled with activated carbon.
8. The super-huge centralized type kitchen waste phase change treatment device according to claim 7,
the bottom of the second cavity (63) is provided with a conical flow guide base body (78), the outer wall of the flow guide base body (78) is provided with a plurality of second protruding portions (79) extending along the radial direction, and the air outlet hole (61) is located between every two adjacent second protruding portions (79).
9. The super-huge centralized type kitchen waste phase change treatment device according to claim 7,
the second filter screen group comprises a plurality of filter plates (741) arranged in parallel, and a gap is arranged between every two adjacent filter plates (741);
the inner wall of the first cavity (62) is provided with a plurality of clamping flanges (74) which are arranged in parallel, the edge of the filter plate (741) is clamped between the two adjacent clamping flanges (74), and at least one side surface of the filter plate (741) is connected with the clamping flanges (74) through springs (18).
10. A centralized treatment method of kitchen waste, which adopts the super-huge centralized type kitchen waste phase change treatment equipment as claimed in claim 1; the method is characterized by comprising the following steps:
s01, conveying the kitchen waste to be treated to the interior of the biological bin (10);
s02, providing bacteria liquid into the biological bin (10) through the microbial agent box (14), and starting a stirring assembly (50) through an intelligent control system to stir the mixture in the biological bin (10);
s03, discharging the sewage generated in the biological bin (10) into the sewage tank (23) through a water filtering groove (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2023/141092 WO2024140481A1 (en) | 2022-12-28 | 2023-12-22 | Ultra-large centralized phase-change treatment apparatus for kitchen waste |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2022116905253 | 2022-12-28 | ||
| CN202211690525 | 2022-12-28 |
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| CN115837398A true CN115837398A (en) | 2023-03-24 |
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|---|---|---|---|
| CN202310149345.2A Pending CN115837398A (en) | 2022-12-28 | 2023-02-22 | Super-huge centralized kitchen waste phase change treatment equipment |
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| Country | Link |
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| CN (1) | CN115837398A (en) |
| WO (1) | WO2024140481A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024140481A1 (en) * | 2022-12-28 | 2024-07-04 | 杭州楠大环保科技有限公司 | Ultra-large centralized phase-change treatment apparatus for kitchen waste |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2024140481A1 (en) * | 2022-12-28 | 2024-07-04 | 杭州楠大环保科技有限公司 | Ultra-large centralized phase-change treatment apparatus for kitchen waste |
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