CN106180155B - Organic garbage treatment system - Google Patents
Organic garbage treatment system Download PDFInfo
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- CN106180155B CN106180155B CN201610791433.2A CN201610791433A CN106180155B CN 106180155 B CN106180155 B CN 106180155B CN 201610791433 A CN201610791433 A CN 201610791433A CN 106180155 B CN106180155 B CN 106180155B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE
- B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
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Abstract
The invention provides an organic garbage disposal system, comprising: the feeding equipment is used for conveying the organic garbage; the crushing and dewatering equipment comprises a crushing device for receiving the organic garbage conveyed by the feeding equipment and crushing the organic garbage into small blocks and a dewatering device which is communicated with the crushing device and is used for dewatering the organic garbage in the conveying process; the conveying equipment is communicated with the crushing and dewatering equipment and used for distributing and conveying the dewatered organic garbage; the biochemical degradation equipment is communicated with the conveying equipment and comprises at least one biochemical degradation device for performing biochemical degradation on the dehydrated organic garbage; the water treatment equipment is respectively connected with the water discharging parts of the crushing and dehydrating equipment and the biochemical degradation equipment and is used for collecting garbage penetrating fluid generated by the two kinds of equipment and purifying the garbage penetrating fluid; the gas purification equipment is connected with the exhaust part of the biochemical degradation equipment and is used for removing peculiar smell of gas generated in the process of degrading the organic garbage.
Description
Technical Field
The invention belongs to the field of organic garbage recycling treatment, and particularly relates to an organic garbage treatment system.
Background
The organic garbage refers to wastes such as leftover, overdue food, leftovers, waste materials and the like formed in the food processing and consuming processes of restaurants, hotels, dining halls of enterprises and public institutions, food processing factories, families and the like, comprises household kitchen garbage, food and vegetable garbage discarded in the market, overdue food and food garbage discarded in food factories and the like, and has the characteristics of large total amount of generated garbage, scattered generation sources, easy decay and deterioration and small daily garbage generated by a single generation source. The traditional method for treating the garbage adopts daily delivery and daily cleaning, collects the organic garbage of a plurality of production sources together, and then transports the organic garbage to a garbage treatment center for centralized treatment. The treatment method needs to consume a large amount of manpower and material resources, and has higher collection, transportation and treatment costs.
In order to solve the above problems, according to the characteristic of strong biodegradability of organic waste, a waste reduction device for in-situ treatment of organic waste by using a microbial degradation technology has appeared in the prior art, wherein waste is treated on a source head to reduce the volume of the waste, and then the waste after the reduction treatment is treated in a centralized manner.
In the process of biodegradation of organic garbage by microorganisms, a large amount of water is generated, and the water contains a large amount of organic acids and macromolecular organic matters, so that the COD value of the water is high, and the water needs to be further purified and can be discharged into a sewage pipe network or recycled.
However, the prior art garbage reduction device is not provided with a water treatment facility, and water generated in the biodegradation process is collected firstly and then transported to a specific treatment site to be treated in a centralized manner. Thus, the cost savings in transporting organic waste is partially accounted for by the transportation of water. In addition, because the water produced in the biodegradation process can not be recycled, the flushing of the reduction device can only adopt tap water, thereby wasting water resources and increasing the treatment cost of garbage.
Disclosure of Invention
The invention solves the problems by providing an organic garbage treatment system which integrates crushing dehydration equipment, biochemical degradation equipment, water treatment equipment and gas purification equipment into a whole, and realizes the recycling of water generated in the treatment process of organic garbage.
The invention adopts the following technical scheme:
the invention provides an organic garbage treatment system, which is characterized by comprising the following technical characteristics: the feeding equipment is used for conveying the organic garbage; the crushing and dewatering equipment comprises a crushing device for receiving the organic garbage conveyed by the feeding equipment and crushing the organic garbage into small blocks, and a dewatering device which is communicated with the crushing device and is used for dewatering the organic garbage in the conveying process; the conveying equipment is communicated with the crushing and dewatering equipment and used for distributing and conveying the dewatered organic garbage; the biochemical degradation equipment is communicated with the conveying equipment and comprises at least one biochemical degradation device for performing biochemical degradation on the dehydrated organic garbage; the water treatment equipment is respectively connected with the water discharging parts of the crushing and dehydrating equipment and the biochemical degradation equipment and is used for collecting garbage penetrating fluid generated by the two kinds of equipment and purifying the garbage penetrating fluid; and the gas purification equipment is connected with the exhaust part of the biochemical degradation equipment and is used for removing peculiar smell of gas generated in the process of degrading the organic garbage.
The organic garbage treatment system provided by the invention also has the following technical characteristics: the feeding equipment comprises a sorting table for sorting the organic garbage, and is used for picking out inorganic matters which cannot be decomposed.
The organic garbage treatment system provided by the invention also has the following technical characteristics: the crushing device is communicated with the lower side of the discharge port of the sorting table. The dehydration device comprises a dehydration shell part which is vertically or obliquely arranged and is provided with a garbage feeding hole arranged on the lower half part of the shell part and a garbage discharging hole arranged on the upper half part of the shell part, the garbage feeding hole is communicated with the crushing device, and the garbage discharging hole is communicated with the conveying equipment; the spiral conveying dehydration part is arranged in the shell part, spirally conveys the organic garbage entering from the garbage feeding hole, dehydrates the organic garbage in the conveying process, and is provided with a vertical rotating shaft and a spiral blade arranged on the vertical rotating shaft, wherein the pitch of the spiral blade is gradually reduced from bottom to top; the driving part is connected with the vertical rotating shaft and is used for driving the rotating shaft to rotate; the filtering part is arranged around the periphery of the spiral conveying dehydration part and is used for filtering the dehydrated water; the first drainage portion, with the casing bottom, the water that will filter and deviate from is discharged to the sump pit in, treats that the pump sends water to water treatment sump pit.
The organic garbage treatment system provided by the invention also has the following technical characteristics: the biochemical degradation equipment comprises at least two biochemical degradation devices arranged in parallel and a drainage device for discharging garbage penetrating fluid generated by each biochemical degradation device. Every biochemical degradation device has the staving portion that holds bacterial and matrix, set up in staving portion inside and carry out the stirring portion that stirs to organic rubbish, carry out the drive division of drive to staving portion or stirring portion, carry out filterable filter house to the produced water of organic rubbish by degrading, wash the portion of washing that washes the filtration pore of filter house, and will pass the water and the second water drainage part that granule rubbish discharged staving portion of filtration pore, this second water drainage part and drainage device are connected.
The organic garbage treatment system provided by the invention also has the following technical characteristics: the bucket body portion is the polygon, and stirring portion includes that horizontal rotating shaft and a plurality of interval determining intervals of horizontal installation in the bucket body portion install the epaxial stirring subassembly of horizontal rotation, and this stirring subassembly includes that two are crisscross toper pieces, and the bottom of toper piece is installed on the outer wall of horizontal rotating shaft, and the top extends along with horizontal rotating shaft looks vertical direction, and the drive division is for installing outside the bucket body portion and the driving motor who is connected with horizontal rotating shaft.
The organic garbage treatment system provided by the invention also has the following technical characteristics: the stirring assembly further comprises a scraping blade arranged at the top ends of the two conical sheets, the included angle between the scraping blade and the two conical sheets is 45 degrees, and the top ends of the scraping blade and the two conical sheets are trapezoidal.
The organic garbage treatment system provided by the invention also has the following technical characteristics: the barrel part is a roller; the conveying and scattering part comprises a plurality of spiral blades and a plurality of rake cutter assemblies, the spiral blades are installed on the inner wall of the roller and used for conveying and scattering the organic garbage, and the rake cutter assemblies are used for cutting and scattering the organic garbage; the driving part is a chain wheel driving mechanism or a gear driving mechanism for driving the roller to rotate.
The organic garbage treatment system provided by the invention also has the following technical characteristics: the water treatment apparatus includes: a refuse permeate collection device; the stirring and filter-pressing device is used for adding medicine into the garbage penetrating fluid, stirring and filter-pressing the garbage penetrating fluid, and separating solid matters in the garbage penetrating fluid; the purification device is used for purifying the garbage penetrating fluid after the solid substances are separated to obtain the reuse water with the COD value less than 150 mg/L; and a reuse water collecting device for collecting reuse water.
The organic garbage treatment system provided by the invention also has the following technical characteristics: the purification device comprises an air flotation part, an aerobic treatment part, a deep oxidation part and a precipitation part which are connected in sequence. The retention time of the garbage penetrating fluid after solid separation in the air flotation part is 0.7-0.8 hour, the retention time in the aerobic treatment part is 16-20 hours, the retention time in the advanced treatment part is 13-15 hours, and the retention time in the precipitation part is 5-7 hours.
The organic garbage treatment system provided by the invention also has the following technical characteristics: the gas purification device is a plasma deodorization device.
Action and Effect of the invention
According to the organic garbage treatment system provided by the invention, the treatment system comprises a feeding device, a crushing and dewatering device, a conveying device, a biochemical degradation device, a water treatment device and a gas purification device, on one hand, as the crushing and dewatering device and the biochemical degradation device are respectively connected with the water treatment device, water generated in the treatment process of the two devices can be treated by the water treatment device, and water with a COD value of more than 50000mg/L is treated into water with a COD value of less than 150mg/L, so that the standard for flushing the crushing and dewatering device and the biochemical degradation device is achieved; on the other hand, because the gas purification equipment can carry out the peculiar smell to the produced gas of biochemical degradation equipment in processing procedure and get rid of for the combustion gas can not cause the pollution to the environment.
Therefore, the organic garbage treatment system can simultaneously treat the sewage and gas which are generated in the process of reducing the quantity of the organic garbage and are inconvenient to transport, recycle the treated water, and finally transport the treated organic garbage residues, thereby reducing the transportation cost and reducing the utilization of tap water.
Drawings
Fig. 1 is a layout diagram of an organic waste treatment system according to a first embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an organic waste treatment system without a water treatment device according to a first embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a dewatering and feeding device in accordance with one embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a biochemical degradation device according to a first embodiment of the present invention;
FIG. 5 is a schematic structural view of a stirring section according to a first embodiment of the present invention;
FIG. 6 is a schematic plan view of the stirring section according to the first embodiment of the present invention;
FIG. 7 is a schematic diagram of a water purifying apparatus according to a first embodiment of the present invention;
FIG. 8 is a schematic structural view of a biochemical degradation apparatus according to a second embodiment of the present invention;
FIG. 9 is a schematic plan view of the biochemical degradation apparatus according to the second embodiment of the present invention.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
Example one
Fig. 1 is a layout diagram of an organic waste treatment system according to a first embodiment; fig. 2 is a schematic structural diagram of an organic waste treatment system without a water treatment device in the first embodiment.
As shown in fig. 1 and 2, the organic waste treatment system 100 is composed of a feeding device 10, a crushing and dewatering device 11, a conveying device 12, a biochemical degradation device 13, a water treatment device 14, and a gas purification device 15 installed on the biochemical degradation device 13.
The feeding device 10 is composed of a feeding car and a sorting table 10a, after the feeding car pours the garbage onto the sorting table 10a, the plastic bags, metal products and other solid garbage which can not be degraded by microorganisms in the garbage are sorted out, and the sorted garbage enters the crushing and dewatering device 11 through a conveying pipeline.
The crushing and dewatering device 11 includes a crushing apparatus 16 and a dewatering apparatus. The crushing device 16 is installed at the lower side of the discharge port of the sorting table 10a, and is used for crushing the sorted organic garbage, and the crushed organic garbage enters the dehydration device for dehydration.
Fig. 3 is a schematic structural diagram of a dewatering device in the first embodiment.
As shown in fig. 2 and 3, the dehydration apparatus includes a dehydration casing section 17, a screw-conveying dehydration section 18, a driving section 19, a filtering section 20, a shower section 21, and a first drainage section 22 mounted on the bottom end of the casing. Wherein, the vertical setting of screw delivery dewatering portion 18 is in dewatering shell portion 17, and drive division 19 is located the top of casing, and filter house 20 encircles the periphery that sets up at screw delivery dewatering portion 18, and spray portion 21 is installed on the wall of dewatering shell portion 17, and first drainage portion 22 is installed in the bottom of dewatering shell portion 17.
The dewatering housing 17 is disposed vertically or obliquely, and has a garbage feed port 171 provided in a lower half portion of the housing, a maintenance window 172 provided in a middle portion, and a garbage discharge port 173 provided in an upper half portion. The waste inlet 171 is in communication with the output conduit of the shredding device and the waste outlet 173 is in communication with the conveying means 12.
The screw conveying dehydration part 18 includes a vertical rotation shaft 171 connected to the driving part 19 and a screw blade 172 mounted on the vertical rotation shaft 171, and a pitch of the screw blade 172 is gradually decreased from bottom to top. After the organic garbage enters the garbage feeding hole 171, the organic garbage is spirally conveyed upwards under the driving of the rotating shaft 171 and the spiral blades 172 and is crushed by the spiral blades in the conveying process, and the screw pitch of the spiral blades 172 is gradually reduced from bottom to top, so that the organic garbage can be gradually extruded and dehydrated in the upward conveying process. The water removed is filtered by the filter unit 20 and then discharged from the first water discharge unit 22.
One end of the spraying part 21 is positioned on the inner side of the shell, the other end is positioned on the outer side of the shell and is communicated with a water supply pipe for washing the filtering holes of the filtering part 20 to prevent the blockage by garbage materials.
As shown in FIG. 2, the feed inlet of the material separating auger 12 is communicated with the discharge outlets 173 of the dewatering device, and the four discharge outlets are respectively communicated with the feed inlets of the four biochemical degradation devices 23.
As shown in fig. 1 and 2, the biochemical degradation apparatus 13 includes four biochemical degradation devices 23 arranged in parallel and a drainage device. Fig. 4 is a schematic structural diagram of the biochemical degradation device according to the first embodiment.
As shown in fig. 4, the biochemical degradation device 23 includes a barrel portion 24, a stirring portion 25, a filtering portion 26, a second drain portion 27, a rinsing portion 28, and an internal shower portion 29. The agitation section 25 is provided in the lower half of the tub section 24, the filter section 26 is provided on the lower side of the agitation section 25, the second drain section 27 is provided at the bottom end of the tub section 24, the flushing section 28 is provided between the filter section 26 and the second drain section 27, and the internal shower section 29 is provided in the upper half of the tub section 24.
The upper half of the barrel 24 has a rectangular cross section, the lower half has an irregular polygonal cross section, the top end of the barrel is provided with a feeding port 24a, and the bottom end of the barrel is provided with a discharging port 24 b.
FIG. 5 is a schematic structural view of the stirring section in the first embodiment; fig. 6 is a schematic plan view of the stirring section in the first embodiment.
As shown in fig. 5 and 6, the stirring part 25 includes a horizontal rotating shaft 30 and a plurality of stirring assemblies 31 fixedly installed on the horizontal rotating shaft 30 at intervals. Four stirring assemblies 31 are provided in a group, a first extending inwardly, a second extending outwardly, a third extending upwardly and a fourth extending downwardly.
Each stirring assembly 31 includes a first tapered plate 32 crossing in a cross shape, a second tapered plate 33, and a blade 34 installed at the tip of the two tapered plates. The first conical sheet 32 is composed of two parts, namely 32a and 32b, the second conical sheet 33 is composed of two parts, namely 33a and 33b, the scraping blade 34 is obliquely arranged relative to the conical sheets, the included angle between the scraping blade and the two conical sheets is 45 degrees, and meanwhile, the top end of the scraping blade is trapezoidal and is used for being better contacted with the inner wall of the lower half part of the barrel body.
The one end of horizontal rotating shaft 30 is connected driving motor, as shown in fig. 4, when horizontal rotating shaft 30 rotates under driving motor' S drive, every stirring subassembly forms movement track S in staving portion, and at this in-process, two conical sheets constantly stir organic rubbish, and doctor-bar 34 constantly contacts with the inner wall of staving portion, will glue the organic rubbish of gluing on the inner wall and scrape off.
The filtering part 26 is a filtering net plate for filtering the garbage penetrating fluid generated in the process that the organic garbage is degraded, and the filtered garbage penetrating fluid is collected by the second water discharging part 27. The upper end surface of the filter screen plate is arranged to be an arc surface and is matched with the top end of the scraping blade 34; the second drain portion 27 is a water receiving tank having a higher end and a lower end, and the lower end is connected to the drain device.
The flushing section 28 includes two filter section flushing units 28a and one sink flushing unit 28 b. The two filter part flushing units 28a are arranged along the width direction of the filter screen plate, are arranged below the filter screen plate and comprise flushing water pipes and a plurality of upwards opened spraying ports arranged at the upper ends of the flushing water pipes, and the spraying ports are spaced at a certain interval to back flush meshes of the filter screen plate so as to prevent the meshes from being blocked by organic garbage. The water receiving tank flushing unit 28b is installed below the two filtering part flushing units 28a, the flushing head of the flushing unit is arranged at the high end of the water receiving tank, the bottom of the water receiving tank is flushed by water flushing force, and meanwhile, garbage materials passing through the filtering holes are flushed in the second drainage part along with garbage penetrating fluid in the tank.
An inner shower part 29 is installed in the upper half of the tub part for increasing humidity of the organic wastes.
The drainage device is connected to all the water receiving tanks, and water in each water receiving tank is collected and drained to the water treatment equipment 14.
As shown in FIG. 1, the water treatment apparatus 14 comprises a garbage leachate collecting device 35, a stirred pressure filtration device 36, a water purification device 37, and a reuse water collecting device 38.
The waste leachate collecting device 35 is a water collecting well in which the dewatering device is arranged, and the water collecting well is simultaneously connected with a first water discharging part of the dewatering device and a second water discharging part of the biochemical degradation equipment to collect the waste leachate generated by the two equipment.
The stirring and pressure-filtering device 36 comprises a medicine mixing tank 361, a pressure filter 362 and a sedimentation tank 363. The medicine mixing pool 361 is communicated with the medicine adding barrel group and is used for adjusting the Ph value in the medicine mixing pool; the filter press 362 is communicated with the medicine mixing tank 361, and the garbage penetrating fluid with the adjusted pH value in the medicine mixing tank 361 is subjected to filter pressing to separate solid matters in the garbage penetrating fluid; the sedimentation tank 363 is communicated with the filter press 362 and used for settling water which is filtered and pressed by the filter press 362.
An overflow pipe is arranged in the sedimentation tank 363, and the overflow pipe enables most of the filter pressing water to enter the water purifying device 37 through overflow; a pump 363a is arranged at the middle water level of the sedimentation basin 363, and is connected with a water receiving tank flushing unit 28b of the biochemical degradation equipment 13 through the pump for flushing the water receiving tank. After the filter pressing water is precipitated, the bottom sludge is pumped back to the medicine mixing tank 361 by the tank bottom sludge pump again to be added with medicine and stirred again.
FIG. 7 is a layout view of a water purifying apparatus according to the first embodiment;
as shown in fig. 7, the water purification apparatus 37 includes an air flotation section 371, an aerobic treatment section 372, a deep oxidation section 373, and a precipitation section 374, which are connected in this order. The filter pressing water passing through the overflow hole is subjected to air floatation, aerobic treatment, deep oxidation and precipitation in sequence to obtain reuse water with the COD value of less than 150 mg/L. The concentrated solutions in the deep oxidation section 373 and the precipitation section 374 are returned to the aerobic treatment section, and are degraded or adsorbed again by microorganisms such as nitrifying bacteria and phosphorus bacteria in the activated sludge.
The structural dimensions and the functions of the four treatment sections are summarized in table 1 below:
TABLE 1 structural dimensions and effects of four treatment sections
As shown in fig. 1, the reuse water is stored in the reuse water collection device 38.
As shown in fig. 1 and 4, two filter house flush units 28a are connected in common to conduit 393. The reuse water in the reuse water collecting device 38 passes through the pipe 393 and is sprayed out by the filter part washing unit 28a to perform backwashing on the meshes of the filter screen plate. The water receiving tank flushing unit 28b is connected to a pipe 391, which simultaneously receives the city water and the water pumped out from the sedimentation tank 363 through a three-phase valve, and when the latter produces a large amount of water, the bottom of the water receiving tank is flushed with the water pumped out from the sedimentation tank 363, and when the amount of water in the sedimentation tank 363 is insufficient, the city water is used.
The inner spray 29 communicates with a conduit 392 that only drains the city water to avoid the bacteria in the tub from being affected.
Effect of the first embodiment
According to the organic garbage treatment system provided by the embodiment, the treatment system comprises a feeding device, a crushing and dewatering device, a conveying device, a biochemical degradation device, a water treatment device and a gas purification device, on one hand, as the crushing and dewatering device and the biochemical degradation device are respectively connected with the water treatment device, water generated in the treatment process of the two devices can be treated by the water treatment device, and water with a COD value of more than 50000mg/L is treated into water with a COD value of less than 150mg/L, so as to reach the standard of reusing the water for washing the crushing and dewatering device and the biochemical degradation device; on the other hand, because the gas purification equipment can carry out the peculiar smell to the produced gas of biochemical degradation equipment in processing procedure and get rid of for the combustion gas can not cause the pollution to the environment.
Therefore, the organic waste treatment system of the embodiment can treat the sewage and gas which are generated in the reduction treatment process and inconvenient to transport in the organic waste at the same time, recycle the treated water, and finally transport the treated organic waste residues, thereby reducing the transport cost and reducing the utilization of tap water.
Example two
In the second embodiment, the same structures as those in the first embodiment are given the same reference numerals, and the corresponding descriptions are omitted.
The only difference between the second embodiment and the first embodiment is that: the biochemical degradation device has different structural forms.
FIG. 8 is a schematic structural view of a biochemical degradation apparatus according to the second embodiment; FIG. 9 is a schematic plan view of the biochemical degradation apparatus according to the second embodiment.
As shown in fig. 8 and 9, the biochemical degradation device 40 includes a support frame 41, a drum 42, a sprocket drive mechanism 43, a conveyance and scattering unit 44, a filtration unit 47, a water receiving unit 48, a shower unit 49, a sludge washing unit 50, and a drain port 51.
The support frame 41 is rectangular, four wagon balance 41a are symmetrically arranged on the lower end face of the support frame, and the weight of the organic garbage in the roller 42 is detected; the roller 42 is installed on the upper end surface of the supporting frame and is driven by the chain wheel driving mechanism 43 to rotate, so that the organic garbage and the strains in the roller are uniformly mixed.
The conveying scattering part 44 is installed on the inner wall of the drum 42, and includes a plurality of spiral blades 45 and a plurality of rake blade assemblies 46 installed on the inner wall of the drum, the spiral blades 45 convey and scatter the organic waste, and the rake blade assemblies are composed of a plurality of rake blade assemblies and cut and scatter the organic waste.
The filter part 47 includes a filter plate and a plurality of reinforcing ribs installed at the back of the filter plate. The filter plate is in the shape of a long strip plate, the length of the filter plate is the same as that of the roller 42, the filter plate is arranged along the length direction of the roller 42, a plurality of filter holes are formed in the filter plate and used for filtering garbage penetrating fluid generated after organic garbage is decomposed by thalli, and the filtered garbage penetrating fluid is discharged out of the roller 42 through a water outlet 51.
The water receiving portion 48 is formed in an arc-shaped groove shape and is provided around the outer wall of the drum 42, and an outlet is provided thereon. When the drum body is stationary, the drain opening 51 is just opposite to the outflow opening for draining the refuse material and water passing through the filter holes into the second drain portion.
The spraying part 49 is opposite to the back of the filter plate and is used for washing the filter holes on the filter plate, on one hand, the filter holes are prevented from being blocked by garbage, on the other hand, the spraying part is used for increasing the humidity in the roller body, and the spraying part comprises a plurality of spraying heads 49a which are arranged in parallel along the axial direction of the roller 42 and spraying water pipes 49b communicated with the spraying heads. One end of the shower head 49a is installed on the outer wall of the drum 42 and communicates with the side wall of the shower pipe 49b through a hose, and the other end extends toward the inside of the drum 42 through the wall of the drum 42 for spraying water in the shower pipe.
The silt flushing part 50 comprises a silt flushing head and a silt flushing water pipe communicated with the silt flushing head, one end of the silt flushing head is communicated with the side wall of the silt flushing water pipe through a hose, the other end of the silt flushing head penetrates through the wall of the roller 42 and extends towards the inner side of the roller, and the silt flushing head is used for spraying water in the silt flushing water pipe and flushing garbage materials and water which penetrate through the filter holes at a water outlet 51.
In this embodiment two, the rotation of cylinder 42 relies on sprocket actuating mechanism to drive, can also adopt common gear drive mechanism to drive, promptly, driven gear installs on the lateral wall of cylinder, is connected with this driven gear engaged with driving gear and driving motor, drives driven gear and rotates under the drive of motor, and then drives the cylinder and rotate.
Effects and effects of example two
The second embodiment provides a biochemical degradation device with other structural forms, on one hand, because a special stirring mechanism is not needed to be arranged in the roller, the roller can uniformly mix the organic garbage and the thalli only by being driven by the driving part to rotate, and the problem that the stirring mechanism is arranged in the barrel and occupies space in the barrel in the prior art is solved; on the other hand, because install continuous blade and harrow sword subassembly on the inner wall of cylinder body, when the cylinder rotated, continuous blade not only can be transported this internal organic rubbish of cylinder forward, can carry out comprehensive the scattering to it in the axial moreover, harrow sword subassembly can carry out comprehensive the scattering to rubbish radially, has solved the problem that exists among the prior art and choose the dead angle.
Claims (7)
1. An organic waste disposal system, comprising:
the feeding equipment is used for conveying the organic garbage;
the crushing and dewatering equipment comprises a crushing device for receiving the organic garbage conveyed by the feeding equipment and crushing the organic garbage into small pieces, and a dewatering device which is communicated with the crushing device and is used for dewatering the organic garbage in the conveying process; wherein, the water after being removed is discharged by the first water discharging part after being filtered;
the conveying equipment is communicated with the crushing and dehydrating equipment and is used for distributing and conveying the dehydrated organic garbage;
the biochemical degradation equipment is communicated with the conveying equipment and comprises at least two biochemical degradation devices which are arranged in parallel and used for performing biochemical degradation on the dehydrated organic garbage;
the water treatment equipment is respectively connected with the crushing and dewatering equipment and the second water discharging part of the biochemical degradation equipment and is used for collecting garbage penetrating fluid generated by the two kinds of equipment and purifying the garbage penetrating fluid; and
the gas purification equipment is connected with the exhaust part of the biochemical degradation equipment and is used for removing peculiar smell of gas generated in the process of degrading the organic garbage;
the biochemical degradation device comprises a drainage device for draining garbage penetrating fluid generated by each biochemical degradation device,
each biochemical degradation device is provided with a barrel body part containing strains and matrix, a stirring part which is arranged in the barrel body part and stirs organic garbage, a filtering part which is arranged on the lower side of the stirring part, a driving part which drives the barrel body part or the stirring part, a flushing part which flushes filtering holes of the filtering part, a second drainage part which is used for collecting garbage penetrating fluid filtered by the filtering part, and an internal spraying part which is arranged in the upper half part of the barrel body part, wherein the second drainage part is connected with the drainage device; the stirring part comprises a horizontal rotating shaft horizontally arranged in the barrel part and a plurality of stirring components which are arranged on the horizontal rotating shaft at intervals and are arranged at different angles; the stirring assembly comprises two crossed conical sheets and a scraping blade arranged at the top ends of the two conical sheets, wherein the bottom ends of the conical sheets are arranged on the outer wall of the horizontal rotating shaft, and the top ends of the conical sheets extend along the direction vertical to the horizontal rotating shaft; the driving part is a driving motor which is arranged outside the barrel part and is connected with the horizontal rotating shaft; the top end of the scraping blade is trapezoidal and is used for contacting the inner wall of the lower half part of the barrel body part so as to scrape off the organic garbage adhered to the inner wall; the upper end surface of the filtering part is an arc surface matched with the top end of the scraping piece; the flushing part comprises a filtering part flushing unit for flushing the filtering part and a water receiving tank flushing unit for flushing the second drainage part;
the water treatment apparatus includes: a waste penetrating fluid collecting device which is simultaneously connected with the first water discharging part of the dewatering device and the second water discharging part of the biochemical degradation equipment and collects waste penetrating fluid generated by the two equipment; the stirring and filter-pressing device comprises a medicine mixing tank for adding medicine and stirring the garbage penetrating fluid, a filter press for filter-pressing the garbage penetrating fluid after medicine mixing, and a sedimentation tank for settling water filtered by the filter press; the purification device is used for purifying the water overflowing from the sedimentation tank to obtain reuse water with the COD value less than 150 mg/L; and a reuse water collecting device for collecting the reuse water,
the biochemical degradation equipment further comprises a first pipeline, a second pipeline and a third pipeline, the water receiving tank flushing unit is communicated with the first pipeline, the first pipeline is communicated with city water and the sedimentation tank through a three-phase valve, the internal spraying portion is communicated with the city water through the second pipeline, and the filtering portion flushing unit is communicated with the reuse water collecting device through the third pipeline.
2. The organic waste disposal system of claim 1, wherein:
the feeding equipment comprises a sorting table for sorting the organic garbage, and is used for picking out inorganic matters which cannot be decomposed.
3. The organic waste disposal system of claim 2, wherein:
wherein, reducing mechanism with the downside of letter sorting platform discharge gate is linked together, dewatering device includes:
the dehydrating shell is vertically arranged and is provided with a garbage feeding hole formed in the lower half part of the dehydrating shell and a garbage discharging hole formed in the upper half part of the dehydrating shell, the garbage feeding hole is communicated with the crushing device, and the garbage discharging hole is communicated with the conveying equipment;
the spiral conveying dehydration part is arranged in the dehydration shell part, spirally conveys the organic garbage entering from the garbage feeding hole, dehydrates the organic garbage in the conveying process, and is provided with a vertical rotating shaft and a spiral blade arranged on the vertical rotating shaft, wherein the pitch of the spiral blade is gradually reduced from bottom to top;
the driving part is connected with the vertical rotating shaft and is used for driving the vertical rotating shaft to rotate;
the filtering part is arranged around the periphery of the spiral conveying dehydration part and is used for filtering the dehydrated water;
the first water discharging part is arranged at the bottom end of the dewatering shell part, discharges filtered water to the water collecting well, and sends the water to the water treatment water collecting well by the pump.
4. The organic waste disposal system of claim 1, wherein:
wherein, the included angle between the scraping sheet and the two conical sheets is 45 degrees.
5. An organic waste disposal system, comprising:
the feeding equipment is used for conveying the organic garbage;
the crushing and dewatering equipment comprises a crushing device for receiving the organic garbage conveyed by the feeding equipment and crushing the organic garbage into small pieces, and a dewatering device which is communicated with the crushing device and is used for dewatering the organic garbage in the conveying process; wherein, the water after being removed is filtered by the filtering part and then is discharged by the first water discharging part;
the conveying equipment is communicated with the crushing and dehydrating equipment and is used for distributing and conveying the dehydrated organic garbage;
the biochemical degradation equipment is communicated with the conveying equipment and comprises at least two biochemical degradation devices which are arranged in parallel and used for performing biochemical degradation on the dehydrated organic garbage;
the water treatment equipment is respectively connected with the crushing and dewatering equipment and the second water discharging part of the biochemical degradation equipment and is used for collecting garbage penetrating fluid generated by the two kinds of equipment and purifying the garbage penetrating fluid; and
the gas purification equipment is connected with the exhaust part of the biochemical degradation equipment and is used for removing peculiar smell of gas generated in the process of degrading the organic garbage,
the biochemical degradation device comprises a support frame, a roller, a chain wheel driving mechanism, a conveying and scattering part, a washing part, a filtering part, a second drainage part and a spraying part, wherein the second drainage part is used for collecting garbage penetrating fluid filtered by the filtering part; the conveying and scattering part comprises a plurality of spiral blades and a plurality of rake blade assemblies, the spiral blades are installed on the inner wall of the roller and used for conveying and scattering the organic garbage, and the rake blade assemblies are used for cutting and scattering the organic garbage; the flushing part comprises a filtering part flushing unit for flushing the filtering part and a water receiving tank flushing unit for flushing the second drainage part;
the water treatment apparatus includes: a waste penetrating fluid collecting device which is simultaneously connected with the first water discharging part of the dewatering device and the second water discharging part of the biochemical degradation equipment and collects waste penetrating fluid generated by the two equipment; the stirring and filter-pressing device comprises a medicine mixing tank for adding medicine and stirring the garbage penetrating fluid, a filter press for filter-pressing the garbage penetrating fluid after medicine mixing, and a sedimentation tank for settling water filtered by the filter press; the purification device is used for purifying the water overflowing from the sedimentation tank to obtain reuse water with the COD value less than 150 mg/L; and a reuse water collecting device for collecting the reuse water,
the biochemical degradation equipment further comprises a first pipeline, a second pipeline and a third pipeline, the water receiving tank flushing unit is communicated with the first pipeline, the first pipeline is communicated with the city water and the sedimentation tank through a three-phase valve, the spraying part is communicated with the city water through the second pipeline, and the filtering part flushing unit is communicated with the reuse water collecting device through the third pipeline.
6. The organic waste disposal system according to any one of claims 1 to 5, wherein:
the purification device comprises an air flotation part, an aerobic treatment part, a deep oxidation part and a precipitation part which are sequentially connected, wherein the retention time of garbage penetrating fluid after solid matter separation in the air flotation part is 0.7-0.8 hour, the retention time in the aerobic treatment part is 16-20 hours, the retention time in the deep oxidation part is 13-15 hours, and the retention time in the precipitation part is 5-7 hours.
7. The organic waste disposal system according to any one of claims 1 to 5, wherein:
wherein the gas purification device is a plasma deodorization device.
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| CN106746420B (en) * | 2017-03-08 | 2023-11-24 | 仇霞霞 | Treatment system and treatment method for oily sludge |
| CN106630515B (en) * | 2017-03-08 | 2023-11-21 | 仇霞霞 | Treatment system and treatment method for oily sludge |
| CN115502178B (en) * | 2022-10-08 | 2023-06-16 | 山东中和生态环保有限公司 | Microorganism treatment equipment for organic garbage |
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