CN110653244B - On-site recycling treatment equipment for wet garbage and kitchen garbage - Google Patents
On-site recycling treatment equipment for wet garbage and kitchen garbage Download PDFInfo
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- CN110653244B CN110653244B CN201911059482.7A CN201911059482A CN110653244B CN 110653244 B CN110653244 B CN 110653244B CN 201911059482 A CN201911059482 A CN 201911059482A CN 110653244 B CN110653244 B CN 110653244B
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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
- B09B3/40—Destroying solid waste or transforming solid waste into something useful or harmless involving thermal treatment, e.g. evaporation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
- B02C4/08—Crushing or disintegrating by roller mills with two or more rollers with co-operating corrugated or toothed crushing-rollers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/42—Driving mechanisms; Roller speed control
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B9/00—Presses specially adapted for particular purposes
- B30B9/02—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
- B30B9/12—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using pressing worms or screws co-operating with a permeable casing
- B30B9/121—Screw constructions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B9/00—Presses specially adapted for particular purposes
- B30B9/02—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
- B30B9/12—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using pressing worms or screws co-operating with a permeable casing
- B30B9/14—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using pressing worms or screws co-operating with a permeable casing operating with only one screw or worm
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
- F26B23/02—Heating arrangements using combustion heating
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
- F26B23/04—Heating arrangements using electric heating
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- 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
Abstract
The invention relates to wet garbage and kitchen garbage on-site recycling equipment, in particular to wet garbage (perishable garbage), kitchen garbage reduction and on-site recycling equipment and a method thereof, which are suitable for the reduction and on-site recycling of the wet garbage and kitchen garbage. Comprises an electromagnetic valve, a liquid medicine box, a Venturi ejector, a feeding box, a pulverizer, a gearbox, a motor, a dryer, a controller, a gravity type oil-water separator, a discharging box, a dryer transmission motor and an exhaust fan; the water outlet of the electromagnetic valve is connected with the water inlet of the venturi injector through a water pipe; the venturi ejector is installed on one side of the feeding box, the mixed liquid outlet of the venturi ejector is connected with the feeding box through a pipeline, the feeding box is installed on the upper portion of the pulverizer, the pulverizer is installed on the upper portion of the dryer, the pulverizer discharge port of the pulverizer is connected with the feed inlet of the dryer through a pipeline, the dryer is installed on the front portion of the dryer, and the material outlet of the dryer is connected with the material inlet of the pulverizer through a pipeline.
Description
Technical Field
The invention relates to wet garbage and kitchen garbage on-site recycling equipment, in particular to wet garbage (perishable garbage), kitchen garbage reduction and on-site recycling equipment and a method thereof, which are suitable for the reduction and on-site recycling of the wet garbage and kitchen garbage.
Background
With the rapid development of socioeconomic performance and the acceleration of urban processes, the production of urban household garbage in China is continuously increased. The kitchen waste in the household garbage accounts for about 37% -62%, and the population is increased and the garbage yield is increased sharply along with the acceleration of the urban construction process. The annual output of urban garbage in the country is about 1.15 hundred million tons, which reaches 1.43 hundred million tons by the year 90, counted in the year 80 of the 20 th century. At present, the annual urban garbage production in China is about 1.8 hundred million tons. The annual output total amount of the urban garbage in China is predicted to reach 4.09 hundred million tons in 2030. At present, urban domestic garbage surrounding cities in China become a troublesome problem for urban construction and management, and at present, 1/4 of 600 large and medium cities in the whole country have no suitable places for stacking garbage.
More than half of household garbage generated by residents in China is wet garbage (perishable garbage), and the residents are generally put into garbage cans, the garbage cans are arranged on collecting vehicles, the collecting vehicles are arranged on collecting stations, the collecting stations are arranged on transporting vehicles, the transporting vehicles are arranged on transporting stations, the transporting stations are arranged on transporting vehicles, the transporting vehicles are arranged on transporting vehicles, and the transporting vehicles are arranged on the transporting processes of treatment factories, namely the residents put the wet garbage into the garbage cans, the small-sized collecting vehicles collect the wet garbage in the garbage cans and then convey the wet garbage to the collecting stations for concentration, and the garbage in the collecting stations is conveyed to the treatment factories for treatment by the transporting vehicles. When the transportation distance is long, the transportation vehicle needs to convey the wet garbage to the transfer station first and then to the treatment plant by the large-scale transportation vehicle. And a large amount of leachate and odor can be generated in the process of throwing, storing, collecting and transporting wet garbage, so that urban environment and resident living environment are seriously affected. In addition, the whole set of treatment system has long flow, and occupies a plurality of public resources such as urban roads, lands and the like from the gates of residential buildings to the treatment plants. The existing garbage treatment technology has the problems of complicated treatment procedures, serious environmental pollution and large occupied land, and has long treatment period.
Therefore, the urban and urban garbage is urgently required to be reduced and the on-site recycling treatment equipment is used for solving the problems of complex treatment procedures, serious environmental pollution, long treatment period and large occupied land existing in the existing garbage treatment technology.
Disclosure of Invention
The invention aims to provide on-site recycling treatment equipment and method for wet garbage and kitchen garbage, aiming at the defects, and solves the problems that the current wet garbage and kitchen garbage treatment device cannot recycle the wet garbage and kitchen garbage (crush and discharge) or has large volume, long period and high energy consumption.
And solves the problems of complicated treatment procedures, serious environmental pollution and large occupied land existing in the existing garbage treatment technology.
The invention relates to on-site recycling treatment equipment for wet garbage and kitchen garbage and a treatment method thereof, which are realized by adopting the following technical scheme:
the on-site recycling treatment equipment for wet garbage and kitchen garbage comprises an electromagnetic valve, a liquid medicine box, a venturi ejector, a charging box, a pulverizer, a gearbox, a motor, a dryer, a controller, a gravity type oil-water separator, a discharging box, a dryer transmission motor and an exhaust fan.
The electromagnetic valve is provided with a water inlet which is connected with a tap water pipeline through a water pipe. The electromagnetic valve is provided with a water outlet which is connected with the water inlet of the venturi injector through a water pipe.
The venturi ejector is arranged on one side of the feeding box, and a mixed liquid outlet of the venturi ejector is connected with the feeding box through a pipeline. The feeding box is arranged on the upper part of the crusher, the crusher is arranged on the upper part of the dryer, the discharge port of the crusher is connected with the feed inlet of the dryer through a pipeline, the dryer is arranged on the rear part of the dryer, the material outlet of the dryer is connected with the material inlet of the dryer through a pipeline, and the oil-water outlet of the dryer is connected with the oil-water inlet of the gravity type oil-water separator through a pipeline.
The venturi injector is provided with an injection nozzle, an injector shell, a liquid medicine inlet pipe, a mixed liquid pipe and a mixed liquid outlet.
One side of the injector shell is provided with a liquid medicine inlet pipe, the outer end part of the liquid medicine inlet pipe is provided with a liquid medicine inlet, and the liquid medicine inlet is communicated with the liquid medicine box through a pipeline.
The spray nozzle is arranged at one end of the sprayer shell, the spray nozzle is inserted into the sprayer shell, the spray nozzle is a conical pipe, the front end of the spray nozzle is provided with a high-pressure raw water jet orifice, the rear end of the spray nozzle is provided with a high-pressure raw water inlet, and the caliber of the high-pressure raw water inlet is larger than that of the high-pressure raw water jet orifice. The front end of the ejector shell is provided with a mixed liquid pipe, the mixed liquid pipe is an inverted cone pipe, the front end of the mixed liquid pipe is provided with a mixed liquid outlet, the rear end of the mixed liquid pipe is provided with a mixed liquid inlet, and the caliber of the mixed liquid outlet arranged at the front end of the mixed liquid pipe is larger than that of the mixed liquid inlet. An adjusting sealing filling ring is arranged between the rear end of the spray nozzle and the sprayer shell, different thickness adjusting sealing filling rings are used for adjusting the distance between the high-pressure raw water spray opening and the mixed liquid inlet at the rear end of the mixed liquid pipe, the caliber liquid dynamic pressure of the spray nozzle of the venturi sprayer reaches the maximum value, the space static pressure (resting pressure) in the sprayer shell reaches the minimum value, the speed of liquid rises due to the reduction of the area of the through flow cross section, the liquid medicine in the liquid medicine tank is automatically sucked into the sprayer shell through the suction force to enter the rear end of the mixed liquid pipe, and is mixed with the high-pressure raw water in the mixed liquid pipe to form mixed liquid medicine, and the mixed liquid medicine enters the feeding tank through a pipeline.
When liquid flows in the jet nozzle of the Venturi ejector, the dynamic pressure (speed head) of the liquid reaches the maximum value at the position of the narrowest caliber of the pipeline, the static pressure (resting pressure) of the space in the ejector shell reaches the minimum value, and the speed of the liquid rises due to the reduction of the cross-sectional area of the through flow. The entire current is subjected to the conduit deflation process at the same time, and the pressure is reduced at the same time. And thus creates a pressure differential that is used to measure or provide an external suction force to the fluid. The liquid medicine in the liquid medicine tank (food-grade preservative can be adopted when kitchen garbage is converted into feed, and various strains can be added when the kitchen garbage is converted into fertilizer) is automatically sucked into the ejector shell to enter the rear end of the mixed liquid pipe, and is mixed with high-pressure raw water in the mixed liquid pipe to form mixed liquid medicine, and the mixed liquid medicine enters the feeding tank through a pipeline.
The liquid medicine box is a liquid container and is used for containing anti-corrosion liquid medicine or fungus for treating wet garbage.
The feeding box is a wet garbage feeding box and is used for feeding wet garbage of the pulverizer, flushing and disinfecting the wet garbage and the like.
The pulverizer comprises a pulverizer shell, a tooth-type crushing roller, a first transmission gear, a second transmission gear, a coupling, a pulverizer feed inlet and a pulverizer discharge outlet. Two tooth-type crushing rollers are arranged in the crusher shell and are matched with each other to mutually rotate to crush and crush materials. The outer ends of two tooth-type crushing roll shafts on one side of the crusher shell are respectively provided with a first transmission gear and a second transmission gear, and the first transmission gear is meshed with the second transmission gear. The first output shaft of the gearbox is connected with a tooth-type crushing roll shaft of the first transmission gear through a coupling.
The first transmission gear is driven by the first transmission gear through a coupling joint, and the first transmission gear is used for driving the second transmission gear, so that the two tooth-type crushing rollers are driven to mutually rotate to crush and grind materials. The upper part of the crusher shell is provided with a crusher feed inlet. The bottom of the crusher shell is provided with a crusher discharge hole. The pulverizer feed inlet may be equipped with a feed control valve.
The crusher adopts a gear crusher, adopts two tooth-type crushing rollers, and rotates mutually to crush and crush materials during working. The crusher adopts an impact crushing method, and utilizes the relative motion of the tooth-type crushing rollers running at high speed inside to enable materials to collide and rub through crushing teeth so as to crush the materials by impacting each other. The crushed materials are filtered through sieve holes under the action of rotary centrifugal force and then enter a dryer.
The gearbox is a commercial gearbox, and the function of changing the rotating speed is achieved through the transmission of gears, chains or belt pulleys. The gearbox is provided with a first output shaft and a second output shaft, the first output shaft is connected with the pulverizer, and the second output shaft is connected with the input shaft of the dryer.
The motor is a commercial motor, and is provided with an output shaft which is connected with an input shaft of the gearbox through a coupler.
The dryer comprises a feed inlet, a dryer shell, a screw, a water receiving disc, a filter screen, an oil-water outlet and a material outlet.
The drier is provided with a drier outer shell, a feed inlet is arranged at the upper part of the rear end of the drier outer shell, a material outlet is arranged at the lower part of the front end of the drier outer shell, the material outlet is connected with a material inlet of the pulverizer through a pipeline, a water receiving disc is arranged at the lower part of the drier outer shell, an oil-water outlet is arranged on the water receiving disc, and a filter screen is arranged at the oil-water outlet. The oil-water outlet dryer shell is densely provided with a plurality of small holes for extruding oil and water liquid, the middle part of the oil-water outlet dryer shell is provided with a screw, the screw pitch of the front end (left end) of the screw is large, and the screw pitch of the rear end (right end) of the screw is small, so that the front end of the screw is large in content and the rear end of the screw is small in content. The capacity of the front end and the rear end of the screw, namely the compression ratio, can be designed to be about 3:1, the diameter-changing and distance-changing screw (main shaft) is driven by a motor and a transmission system to rotate, the materials are pushed from the front end to the rear end, the materials are squeezed, moisture and grease in the materials are squeezed out through a shell with holes, the grease flows into oil-water separation through a filter screen and an oil-water outlet, and the squeezed materials are put into a dryer through a feed inlet.
The dryer comprises a dryer shell, a helical blade, a rolling bearing, a gear ring, a material inlet, a material outlet, an electric heating pipe or a gas oil burner, heat preservation cotton, a temperature sensor and a dryer transmission motor.
The dryer shell in the device have helical blade, dryer shell both ends are equipped with the sleeve pipe respectively, and two sleeve pipes are installed in the frame through antifriction bearing respectively, and the ring gear is equipped with to dryer shell one end, and dryer drive motor output shaft meshes with the ring gear through reduction gear, ring gear transmission dryer casing rotation.
The dryer shell is provided with a material inlet and a material outlet. The material inlet and the material outlet can respectively pass through sleeves arranged at two ends of the dryer shell to enter and exit the material.
The lower part of the dryer shell is provided with a heating pipe or a gas oil burner, heat preservation cotton and a heating bracket, the dryer shell is provided with a temperature sensor, and the dryer shell is connected with a temperature controller through a cable.
The inside device of drying-machine have helical blade, and the material is concentrated to drying-machine casing one end material export under helical blade's effect when the drying-machine clockwise rotation, and electric heating pipe or gas oil stove heat drying-machine casing inner wall to the settlement temperature, temperature sensor passes through the cable and links to each other with the temperature controller, is heated the temperature by temperature controller control electric heating pipe or gas oil stove, and the material constantly rolls because of the rotation of stoving bucket, has not only improved drying efficiency, also makes the material be difficult for gluing on the inner wall of drying-machine, when drying-machine inside temperature is higher than the settlement temperature, electric heating pipe or gas oil stove stop work, when drying-machine casing inside temperature is less than the settlement temperature, electric heating pipe or gas oil stove start work, when the drying-machine operation is to the settlement time (for example 30 minutes), the material can be dried. The dryer is provided with heat preservation cotton for heat preservation of the dryer.
The air exhauster is installed on one side of the dryer, and the air inlet pipe of the air exhauster is communicated with the dryer. The exhaust fan is a commercial exhaust fan, and the air is pumped out by the suction force of the fan. When the dryer works, the exhaust fan works to remove odor, and when the dryer stops working, the exhaust fan stops working.
The gravity type oil-water separator comprises an oil-water inlet, an oil-water separator box body, an upper separation channel, an oil outlet, a water outlet, a temperature sensor, an electric heating pipe, a lower separation channel and a separation baffle.
The oil-water separator box body is provided with an oil-water inlet which is connected with an oil-water outlet of the dryer through a pipeline, a plurality of separation baffles are arranged in the oil-water separator box body, an upper separation channel is arranged on the upper part of each separation baffle, and a lower separation channel is arranged on the lower part of each separation baffle. An electric heating pipe is arranged in the oil-water separator box body. The oil-water separator is characterized in that a temperature sensor is arranged in the oil-water separator box body and is connected with a temperature controller through a cable, and the temperature of the oil-water heated by the electric heating pipe is controlled to be more than 60 ℃. An oil outlet is arranged at the upper part of the oil-water separator box body, a water outlet is arranged at the lower part of the oil-water separator box body, an oil outlet tap is arranged at the oil outlet, and a water outlet tap is arranged at the water outlet.
The gravity type oil-water separator is provided with an oil-water inlet which is connected with an oil-water outlet of the dryer through a pipeline, the gravity type oil-water separator utilizes oil with small specific gravity and water with large specific gravity, the oil-water is layered through a lower separation port and an upper separation port, the temperature of the oil-water is controlled to be above 60 ℃ at the upper layer and the lower layer of the gravity type oil-water separator through an electric heating pipe of the gravity type oil-water separator, so that animal grease is ensured to be in a liquid state, an upper oil outlet tap is opened to discharge oil, and a lower water outlet tap is opened to discharge water.
The discharging box is a container for containing the wet garbage products which are finally treated.
The on-site recycling treatment equipment for wet garbage and kitchen garbage is provided with a controller, wherein the controller is provided with an electrical control element and a PLC programmable controller, and is used for controlling an electromagnetic valve, a motor, a pulverizer, a dryer, a gravity type oil-water separator and each temperature controller to work.
The electromagnetic valve, the liquid medicine box, the Venturi ejector, the pulverizer, the gearbox, the motor, the dryer, the gravity type oil-water separator and the dryer are arranged in the case. The feeding box, the discharging box and the control board are arranged on one side outside the case.
The invention relates to wet garbage, kitchen garbage reduction and on-site recycling treatment equipment, which is suitable for on-site recycling treatment of wet garbage.
A treatment method of wet garbage, kitchen garbage reduction and on-site recycling treatment equipment comprises the following steps: when wet garbage is put into the feeding box, the controller switch is turned on, the electromagnetic valve is turned on, tap water passes through the water pipe to wash excessive grease and salt in the wet garbage, and the Chinese churn sprayer utilizes the negative pressure phenomenon in the washing process to suck the liquid medicine in the liquid medicine box (food-grade preservative can be adopted when the wet garbage is converted into feed and various strains can be added when the wet garbage is converted into fertilizer) into a tap water path to wash the wet garbage. Stopping the washing for a plurality of minutes after the washing is stopped, and draining.
When the flushing and draining time set by the PLC of the controller is reached, the motor is started, the wet garbage is crushed, the crushed wet garbage is extruded into the dryer, the dryer pushes the materials from the front end to the rear end, the materials are pressed, the moisture and the grease in the materials are put into the gravity type oil-water separator, and the materials after being pressed are put into the dryer through the feed inlet.
When the wet garbage is crushed and pressed, the electric heating pipe or the gas oil furnace and the dryer are started to work. The inside device of the dryer is provided with the helical blade, the dryer continuously rolls, the drying efficiency is improved, the materials are not easy to adhere to the inner wall of the dryer, and when the inside temperature of the dryer is higher than the set temperature, the electric heating pipe stops working, and the materials can be dried.
When the motor rotates reversely, the materials in the dryer are extruded to the left, and are put into a discharge box through a discharge hole to prepare feed (the raw materials are edible and have no decomposition), and can also be prepared into fertilizer (decomposed).
The gravity type oil-water separator utilizes the fact that oil has small specific gravity and water has large specific gravity, oil and water are layered on the upper layer and the lower layer of the gravity type oil-water separator, the temperature of the oil and water is controlled to be above 60 ℃ through an electric heating pipe of the gravity type oil-water separator, so that animal grease is guaranteed to be in a liquid state, an upper oil outlet tap is opened, grease is separated, a lower water outlet tap is opened, and sewage is discharged.
Treating the separated grease and wastewater: the separated grease can be used for producing biodiesel, manufacturing soap and mineral flotation agent after collection; the wastewater is discharged into a sewage pipeline after being treated.
The on-site recycling treatment equipment and the treatment method for the wet garbage and the kitchen garbage are reasonable in design, compact in structure, small in size, timely in treatment of the wet garbage, low in energy consumption and capable of being made into recycling. The feed can be changed into feed (the raw materials are edible and have no decomposition), and can also be made into fertilizer (decomposed), the production period is short (10-200 kg of the raw materials are fed once), the period is 1-2 hours, and the raw materials are washed into a sewer ratio after being crushed in the traditional wet garbage treatment, so that the sewer is prevented from being blocked, and the large-scale treatment cannot be performed. Compared with the biological fermentation method, the period is short; and biological fermentation utilizes insect protein conversion methods, which are shorter than typical periods of 15-30 days, typically within 1 to 2 hours of a batch. Solves the problems that the current wet garbage processors cannot recycle wet garbage (crush and discharge) or have large volume, long period and high energy consumption.
And solves the problems of complicated treatment procedures, serious environmental pollution and large occupied land existing in the existing garbage treatment technology. An on-site recycling treatment device for wet garbage and kitchen garbage is a device for reducing the amount of wet garbage (perishable garbage) and kitchen garbage and recycling the wet garbage and kitchen garbage on site, and is suitable for the on-site recycling treatment of the wet garbage and kitchen garbage.
Drawings
The invention will be further described with reference to the accompanying drawings in which:
FIG. 1 is a schematic view of an in-situ recycling treatment facility for wet waste and kitchen waste;
FIG. 2 is a schematic diagram of a dryer structure of an in-situ recycling device for wet waste and kitchen waste;
FIG. 3 is a schematic view of a gravity type oil-water separator of wet garbage and kitchen garbage on-site recycling treatment equipment;
FIG. 4 is a schematic diagram of a dryer structure of an in-situ recycling apparatus for wet waste and kitchen waste;
FIG. 5 is a schematic view of a venturi eductor of an in-situ wet waste and kitchen waste recycling treatment facility;
FIG. 6 is a schematic view 1 of a pulverizer structure of an in-situ recycling treatment device for wet garbage and kitchen garbage;
fig. 7 is a schematic diagram 2 of a pulverizer structure of an on-site recycling treatment device for wet garbage and kitchen garbage.
In the figure: 1. solenoid valve 2, liquid medicine box 3, venturi ejector 4, feeding box 5, pulverizer 6, gearbox 7, motor 8, dryer, 9, a controller, 10, a gravity type oil-water separator, 11, a discharge box, 12, a dryer, 13, a dryer transmission motor, 14 and an exhaust fan;
3-1 parts of spray nozzles, 3-2 parts of sprayer shells, 3-3 parts of liquid medicine inlets, 3-4 parts of liquid medicine inlet pipes, 3-5 parts of mixed liquid pipes, 3-6 parts of mixed liquid outlets, 3-7 parts of high-pressure raw water inlets, 3-8 parts of high-pressure raw water spray ports, 3-9 parts of mixed liquid inlets, 3-10 parts of adjusting sealing filling rings;
5-1 parts of pulverizer shells, 5-2 parts of tooth-type crushing rollers, 5-3 parts of transmission gears I, 5-4 parts of transmission gears II, 5-5 parts of coupling, 5-6 parts of pulverizer feed inlets, 5-7 parts of pulverizer discharge outlets;
6-1, a first output shaft, 6-2 and a second output shaft;
8-1 parts of a feeding port, 8-2 parts of an outer shell of the dryer, 8-3 parts of a rolling bearing, 8-4 parts of a screw (a main shaft), 8-5 parts of a water receiving disc, 8-6 parts of a filter screen, 8-7 parts of an oil-water outlet, 8-8 parts of a material outlet, 8-9 parts of a hole;
10-1 parts of an oil-water inlet, 10-2 parts of an oil-water separator box body, 10-3 parts of an upper separating opening, 10-4 parts of an oil outlet tap (an oil outlet), 10-5 parts of an water outlet tap (a water outlet), 10-6 parts of a temperature sensor, 10-7 parts of an electric heating pipe, 10-8 parts of a lower separating opening, 10-9 parts of a separating baffle plate;
12-1 parts of dryer shell, 12-2 parts of spiral blade, 12-3 parts of rolling bearing, 12-4 parts of material inlet, 12-5 parts of material outlet, 12-6 parts of electric heating pipe or gas oil burner, 12-7 parts of heat preservation cotton, 12-8 parts of temperature sensor, 12-9 parts of gear ring, 12-10 parts of temperature controller, 12-11 parts of sleeve, 12-12 parts of heating bracket;
13-1, a speed reducer, 13-2 and a gear.
Detailed Description
Referring to fig. 1-7, the on-site recycling treatment equipment for wet garbage and kitchen garbage comprises an electromagnetic valve 1, a liquid medicine box 2, a venturi ejector 3, a feeding box 4, a pulverizer 5, a gearbox 6, a motor 7, a squeezer 8, a controller 9, a gravity type oil-water separator 10, a discharging box 11, a dryer 12, a dryer transmission motor 13 and an exhaust fan 14.
The electromagnetic valve is provided with a water inlet which is connected with a tap water pipeline through a water pipe. The electromagnetic valve is provided with a water outlet which is connected with the water inlet of the venturi injector through a water pipe.
The venturi ejector is arranged at one side of the charging box 4, and a mixed liquor outlet 12-6 of the venturi ejector is connected with the charging box 4 through a pipeline. The feeding box 4 is arranged on the upper part of the crusher 5, the crusher 5 is arranged on the upper part of the dryer 8, the crusher discharge port 5-7 of the crusher 5 is connected with the feed inlet 8-1 of the dryer 8 through a pipeline, the dryer 12 is arranged on the rear part of the dryer 8, the material outlet 8-8 of the dryer 8 is connected with the material inlet 12-4 of the dryer 12 through a pipeline, and the oil water outlet 8-7 of the dryer is connected with the oil water inlet 10-1 of the gravity type oil water separator 10 through a pipeline.
The venturi injector 3 has an injection nozzle 3-1, an injector housing 3-2, a chemical liquid inlet 3-3, a chemical liquid inlet pipe 3-4, a mixed liquid pipe 3-5, and a mixed liquid outlet 3-6.
One side of the injector shell 3-2 is provided with a liquid medicine inlet pipe 3-4, the outer end part of the liquid medicine inlet pipe 3-4 is provided with a liquid medicine inlet 3-3, and the liquid medicine inlet 3-3 is communicated with the liquid medicine tank 2 through a pipeline.
The spray nozzle 3-1 is arranged at one end of the sprayer shell 3-2, the spray nozzle 3-1 is inserted into the sprayer shell 3-2, the spray nozzle 3-1 is a conical pipe, a high-pressure raw water injection port 3-8 is arranged at the front end of the spray nozzle 3-1, a high-pressure raw water inlet 3-7 is arranged at the rear end of the spray nozzle 3-1, and the caliber of the high-pressure raw water inlet 3-7 is larger than that of the high-pressure raw water injection port 3-8. The front end of the ejector shell 3-2 is provided with a mixed liquid pipe 3-5, the mixed liquid pipe 3-5 is an inverted cone pipe, the front end of the mixed liquid pipe 3-5 is provided with a mixed liquid outlet 3-6, the rear end of the mixed liquid pipe 3-5 is provided with a mixed liquid inlet 3-9, and the caliber of the mixed liquid outlet 3-6 arranged at the front end of the mixed liquid pipe 3-5 is larger than that of the mixed liquid inlet 3-9. An adjusting sealing packing ring 3-10 is arranged between the rear end of the jet nozzle 3-1 and the jet housing 3-2, different thickness adjusting sealing packing rings 3-10 are adopted to adjust the distance between the high-pressure raw water jet orifice 3-8 and the mixed liquid inlet 3-9 at the rear end of the mixed liquid pipe 3-5, the dynamic pressure of the liquid in the jet nozzle 3-1 caliber of the Venturi jet reaches the maximum value, the static pressure (resting pressure) in the space in the jet housing 3-2 reaches the minimum value, the speed of the liquid rises due to the reduction of the cross section area of the through flow, the liquid in the liquid medicine tank is automatically sucked into the jet housing 3-2 through the suction force to enter the rear end of the mixed liquid pipe 3-5, and the mixed liquid medicine is mixed with the high-pressure raw water in the mixed liquid pipe 3-5 to form the mixed liquid medicine which enters the feeding tank 4 through a pipeline. Tap water is used as the high-pressure raw water.
When the liquid flows in the jet nozzle 3-1 of the venturi jet, the dynamic pressure (velocity head) of the liquid reaches a maximum value at the narrowest diameter of the pipe, the static pressure (resting pressure) of the space in the jet housing 3-2 reaches a minimum value, and the velocity of the liquid rises due to the decrease of the cross-sectional area of the through flow. The entire current is subjected to the conduit deflation process at the same time, and the pressure is reduced at the same time. And thus creates a pressure differential that is used to measure or provide an external suction force to the fluid. The liquid medicine in the liquid medicine tank (food-grade preservative can be adopted when kitchen garbage is converted into feed, and various strains can be added when the kitchen garbage is converted into fertilizer) is automatically sucked into the ejector shell 3-2 through the suction force and enters the rear end of the mixed liquid pipe 3-5, and is mixed with high-pressure raw water in the mixed liquid pipe 3-5 to form mixed liquid medicine, and then enters the feeding box 4 through a pipeline.
The liquid medicine box is a liquid container and is used for containing anti-corrosion liquid medicine or fungus for treating wet garbage.
The feeding box is a wet garbage feeding box and is used for feeding wet garbage of the pulverizer, flushing and disinfecting the wet garbage and the like.
The pulverizer comprises a pulverizer shell 5-1, a tooth-type crushing roller 5-2, a first transmission gear 5-3, a second transmission gear 5-4, a coupling 5-5, a pulverizer feed inlet 5-6 and a pulverizer discharge outlet 5-7. Two tooth-type crushing rollers 5-2 are arranged in the crusher shell 5-1, and the two tooth-type crushing rollers 5-2 are matched and mutually rotated to crush and crush materials. The outer ends of two tooth-shaped crushing roll shafts on one side of the crusher shell 5-1 are respectively provided with a first transmission gear 5-3 and a second transmission gear 5-4, and the first transmission gear 5-3 is meshed with the second transmission gear 5-4. The first output shaft 6-1 of the gearbox is connected with a tooth-type crushing roll shaft of the first transmission gear 5-3 through a coupling 5-5.
The first output shaft 6-1 of the gearbox drives the first transmission gear 5-3 through the coupling 5-5, and the first transmission gear 5-3 drives the second transmission gear 5-4, so that the two tooth-shaped crushing rollers 5-2 are driven to mutually rotate to crush and crush materials. The upper part of the crusher shell 5-1 is provided with a crusher feed inlet 5-6. The bottom of the pulverizer shell 5-1 is provided with a pulverizer discharge port 5-7. The pulverizer feed ports 5-6 may be equipped with feed control valves.
The crusher adopts a gear crusher, adopts two tooth-type crushing rollers 5-2, and rotates to crush and crush materials during working. The crusher adopts an impact crushing method, and utilizes the relative motion of the tooth-type crushing roller 5-2 running at high speed inside to crush materials by collision and friction of crushing teeth and impact each other. The crushed materials are filtered through sieve holes under the action of rotary centrifugal force and then enter a dryer.
The gearbox is a commercial gearbox, and the function of changing the rotating speed is achieved through the transmission of gears, chains or belt pulleys. The gearbox 6 is provided with a first output shaft 6-1 and a second output shaft 6-2, the first output shaft 6-1 is connected with the pulverizer 5, and the second output shaft 6-2 is connected with the input shaft of the dryer 8.
The motor 7 is a commercial motor, and is provided with an output shaft and is connected with an input shaft of the gearbox through a coupler.
The dryer comprises a feed inlet 8-1, a dryer shell 8-2, a screw rod 8-4, a water pan 8-5, a filter screen 8-6, an oil-water outlet 8-7 and a material outlet 8-8.
The dryer is provided with a dryer shell body 8-2, a feed inlet 8-1 is arranged at the upper part of the rear end of the dryer shell body 8-2, a material outlet 8-8 is arranged at the lower part of the front end of the dryer shell body 8-2, the material outlet 8-8 is connected with a material inlet of the pulverizer through a pipeline, a water receiving disc 8-5 is arranged at the lower part of the dryer shell body 8-2, an oil-water outlet 8-7 is arranged at the water receiving disc 8-5, and a filter screen 8-6 is arranged at the oil-water outlet 8-7. The oil-water outlet 8-7 is densely distributed with a plurality of small holes 8-9 on the outer shell 8-2 of the squeezer for squeezing oil and water liquid, the screw 8-4 is arranged in the middle of the outer shell 8-2 of the squeezer for the oil-water outlet 8-7, the screw pitch at the front end (left end) of the screw is large, and the screw pitch at the rear end (right end) of the screw is small, so that the front end of the screw has large content and the rear end of the screw has small content. The capacity of the front end and the rear end of the screw, namely the compression ratio, can be designed to be about 3:1, the diameter-changing and distance-changing screw (main shaft) is driven by a motor and a transmission system to rotate, the materials are pushed from the front end to the rear end, the materials are squeezed, moisture and grease in the materials are squeezed out through a shell with holes, the grease flows into oil-water separation through a filter screen 8-6 and an oil-water outlet 8-7, and the squeezed materials are put into a dryer through a feed inlet.
The dryer comprises a dryer shell 12-1, a helical blade 12-2, a rolling bearing 12-3, a gear ring 12-9, a material inlet 12-4, a material outlet 12-5, an electric heating pipe or a gas oil burner 12-6, heat preservation cotton 12-7, a temperature sensor 12-8 and a dryer transmission motor 13.
The inside of the dryer shell 12-1 is provided with a helical blade 12-2, two ends of the dryer shell 12-1 are respectively provided with a sleeve 12-11, the two sleeves 12-11 are respectively arranged on a rack through rolling bearings 12-3, one end of the dryer shell 12-1 is provided with a gear ring 12-9, an output shaft of a dryer transmission motor 13 is meshed with the gear ring 12-9 through a speed reducer 13-1 and a gear 13-2, and the dryer transmission motor 13 transmits the dryer shell 12-1 to rotate through the speed reducer 13-1, the gear 13-2 and the gear ring 12-9.
The dryer housing 12-1 is provided with a material inlet 12-4 and a material outlet 12-5. The material inlet 12-4 and the material outlet 12-5 can respectively pass through sleeves 12-11 arranged at two ends of the dryer shell 12-1 to feed and discharge materials. The material outlet 12-5 may be provided with a material outlet control valve.
The lower part of the dryer shell 12-1 is provided with a heating pipe or a gas oil furnace 12-6, heat preservation cotton 12-7 and a heating bracket 12-12, the dryer shell 12-1 is provided with a temperature sensor 12-8, and the dryer shell is connected with a temperature controller 12-10 through a cable.
The inside device of the dryer has helical blades, when the dryer rotates clockwise, the materials are concentrated to a material outlet at one end of the dryer shell under the action of the helical blades, the electric heating pipe or the gas oil furnace heats the inner wall of the dryer shell to a set temperature, the temperature sensor is connected with the temperature controller through a cable, the temperature controller controls the electric heating pipe or the gas oil furnace to heat the temperature, the materials are continuously rolled due to the rotation of the dryer shell, the drying efficiency is improved, the materials are not easy to adhere to the inner wall of the dryer, when the inside temperature of the dryer is higher than the set temperature, the electric heating pipe or the gas oil furnace stops working, when the inside temperature of the dryer shell is lower than the set temperature, the electric heating pipe or the gas oil furnace is started to work, and when the dryer runs to the set time for 20-30 minutes, the materials can be dried. The dryer is provided with heat preservation cotton for heat preservation of the dryer.
The air exhauster is installed on one side of the dryer, and the air inlet pipe of the air exhauster is communicated with the dryer. The exhaust fan is a commercial exhaust fan, and the air is sucked by the fan and discharged outdoors. When the dryer works, the exhaust fan works to remove odor, and when the dryer stops working, the exhaust fan stops working.
The gravity type oil-water separator comprises an oil-water inlet 10-1, an oil-water separator box 10-2, an upper separation channel 10-3, an oil outlet 10-4, a water outlet 10-5, a temperature sensor 10-6, an electric heating pipe 10-7, a lower separation channel 10-8 and a separation baffle 10-9.
The oil-water separator box 10-2 is provided with an oil-water inlet 10-1 which is connected with an oil-water outlet 8-7 of the dryer through a pipeline, a plurality of separation baffles 10-9 are arranged in the oil-water separator box 10-2, an upper separation channel 10-3 is arranged at the upper part of the separation baffles 10-9, and a lower separation channel 10-3 is arranged at the lower part of the separation baffles 10-9. The oil-water separator box 10-2 is internally provided with an electric heating pipe 10-7. The oil-water separator box 10-2 is internally provided with a temperature sensor 10-6, the temperature sensor 10-6 is connected with a temperature controller through a cable, and the temperature of the heated oil water of the electric heating pipe is controlled to be more than 60 ℃. An oil outlet is arranged at the upper part of the oil-water separator box body 10-2, a water outlet is arranged at the lower part of the oil-water separator box body 10-2, an oil outlet tap 10-4 is arranged at the oil outlet, and a water outlet tap 10-5 is arranged at the water outlet.
The gravity type oil-water separator is provided with an oil-water inlet 10-1, is connected with an oil-water outlet 8-7 of the dryer through a pipeline, utilizes oil with small specific gravity and water with large specific gravity, separates oil from water through a lower separation port and an upper separation port, and controls the temperature of the oil from water to be above 60 ℃ on the upper layer and the lower layer of the gravity type oil-water separator through an electric heating pipe of the gravity type oil-water separator so as to ensure that animal grease is in a liquid state, and opens an upper oil outlet tap to discharge oil and opens a lower water outlet tap to discharge water.
The temperature sensor is a commercially available temperature sensor. The temperature controller adopts a commercial temperature controller.
The discharging box is a container for containing the wet garbage products which are finally treated.
The on-site recycling treatment equipment for wet garbage and kitchen garbage is provided with a controller, wherein the controller is provided with an electrical control element and a PLC programmable controller, and is used for controlling an electromagnetic valve, a motor, a pulverizer, a dryer, a gravity type oil-water separator and each temperature controller to work.
The electromagnetic valve, the liquid medicine box, the Venturi ejector, the pulverizer, the gearbox, the motor, the dryer, the gravity type oil-water separator and the dryer are arranged in the case. The feeding box, the discharging box and the control board are arranged on one side outside the case.
A treatment method of wet garbage and kitchen garbage on-site recycling treatment equipment comprises the following steps:
1. sorting wet garbage, namely sorting out hard garbage such as metal, plastic, bottle caps, glass and the like when kitchen garbage is collected, and removing the hard garbage from the wet garbage;
2. when kitchen waste is put into the feeding box 4, the controller switch is turned on, the electromagnetic valve 1 is turned on, tap water is used for flushing excessive grease and salt in the kitchen waste through the water pipe and the water outlet nozzle, the control time of the PLC programmable controller of the controller is 8-12 minutes, the churn chemical sprayer 3 can convert the liquid medicine in the liquid medicine box 2 into feed by utilizing the negative pressure phenomenon in the flushing process, food-grade preservative can be adopted when the kitchen waste is converted into fertilizer, various strains can be added when the kitchen waste is converted into fertilizer, and the kitchen waste is sucked into a tap water channel to be flushed. After the flushing is stopped, the water is stopped for a plurality of minutes and drained, and the water passes through the pulverizer 5, the perforated dryer outer shell 8-2 and the filter screen 8-6 and enters the gravity type oil-water separator 10.
3. After the flushing and draining time set by the PLC of the controller 9 is reached, the motor 7 is started, the pulverizer 5 pulverizes wet garbage, the pulverized wet garbage and kitchen garbage are extruded into the squeezing system, the screw pitch of the front end (left end) of the screw 8-4 in the squeezing machine is large, the screw pitch of the rear end (right end) is small, and thus the front end capacity of the screw is large, and the rear end capacity of the screw is small. The size of the content of the front end and the rear end of the screw, namely the compression ratio, can be designed to be about 3:1, the diameter-changing and distance-changing screw 8-4 is driven by the motor 7 and the gearbox 6 to rotate, the material is pushed to the rear end from the front end, the material is squeezed, moisture in the material is squeezed out through the shell 8-2 of the perforated squeezer, the grease flows into the gravity type oil-water separation 10 through the filter screen 8-6, the squeezed material is put into the dryer 12 through the discharge hole 17, after the wet garbage is crushed and squeezed completely, the crushing and squeezing stops working, the crusher and the squeezer stop working under the control of the PLC programmable controller of the controller 9, and meanwhile, the heating pipe 9 and the dryer 12 are started to work.
4. The spiral blades 12-2 are arranged in the dryer 12, when the dryer 12 rotates clockwise, the materials are concentrated to a material outlet at one end of the dryer shell under the action of the spiral blades, the electric heating pipe 12-6 or the gas oil furnace heats the inner wall of the dryer shell to 120 ℃, the temperature is controlled by the temperature controller 12-10, the materials are continuously rolled due to the rotation of the dryer 12, the drying efficiency is improved, the materials are not easy to adhere to the inner wall of the dryer shell 12-1, when the inner temperature of the dryer is higher than 120 ℃, the electric heating pipe 12-6 or the gas oil furnace stops working, when the inner temperature of the dryer is lower than 120 ℃, the electric heating pipe 12-6 or the gas oil furnace is started to work, and when the dryer runs for 20-30 minutes, the materials can be dried.
5. At this time, the PLC programmable controller of the controller 9 controls the motor 13 to rotate anticlockwise, materials in the dryer are extruded to the right under the action of the spiral blades 12-2, and are put into the discharge box 11 through the discharge hole 12-5 to be made into feed (the raw materials are edible and have no decomposition), and also can be made into fertilizer (decomposed).
6. The gravity type oil-water separator utilizes the fact that oil has small specific gravity and water has large specific gravity, oil and water are layered on the upper layer and the lower layer of the gravity type oil-water separator through the lower separating opening 10-8 and the upper separating opening 10-3, the temperature of the oil and water is controlled to be above 60 ℃ through the temperature controller to control the electric heating pipe 10-7 of the oil-water separator, so that animal grease is guaranteed to be in a liquid state, the oil outlet tap 10-4 is opened to discharge oil, and the water outlet tap 10-6 is opened to discharge water.
Treating the grease and wastewater separated in the step 6): the separated grease can be used for producing biodiesel, manufacturing soap and mineral flotation agent after collection; the wastewater is discharged into a sewage pipeline after being treated.
The wet garbage, kitchen garbage reduction and on-site recycling treatment equipment and the treatment method thereof have the advantages of small volume, timely treatment of wet garbage (easily rotten biomass waste generated by daily life garbage, including food waste, leftovers, expired food, vegetables, fruits, melon peel and fruit cores, green plants of flowers, chinese medicine residues and the like), low energy consumption and capability of being made into recycling. The feed can be changed into feed (the raw materials are edible and have no decomposition), and can also be made into fertilizer (decomposed), the production period is short (10-200 kg of the raw materials are fed once), the period is 1-2 hours, and the raw materials are washed into a sewer ratio after being crushed in the traditional wet garbage treatment, so that the sewer is prevented from being blocked, and the large-scale treatment cannot be performed. Compared with the biological fermentation method, the period is short; and biological fermentation utilizes insect protein conversion methods, which are shorter than typical periods of 15-30 days, typically within 1 to 2 hours of a batch.
Claims (9)
1. The application method of the on-site recycling treatment equipment for the wet garbage and the kitchen garbage comprises the steps of an electromagnetic valve, a liquid medicine box, a venturi ejector, a feeding box, a pulverizer, a gearbox, a motor, a dryer, a controller, a gravity type oil-water separator, a discharging box, a dryer transmission motor and an exhaust fan; the electromagnetic valve is provided with a water inlet which is connected with a tap water pipeline through a water pipe, the electromagnetic valve is provided with a water outlet which is connected with a water inlet of the venturi injector through a water pipe; the venturi ejector is arranged at one side of the feeding box, the mixed liquid outlet of the venturi ejector is connected with the feeding box through a pipeline, the feeding box is arranged at the upper part of the pulverizer, the pulverizer is arranged at the upper part of the dryer, the discharge port of the pulverizer is connected with the feed inlet of the dryer through a pipeline, the dryer is arranged at the rear part of the dryer, the material outlet of the dryer is connected with the material inlet of the dryer through a pipeline, and the oil-water outlet of the dryer is connected with the oil-water inlet of the gravity type oil-water separator through a pipeline;
the method is characterized by comprising the following steps of:
sorting wet garbage, namely sorting out metal, plastic, bottle caps and glass hard garbage when kitchen garbage is collected, and removing the metal, plastic, bottle caps and glass hard garbage from the wet garbage;
When kitchen waste is put into a feeding box, a controller switch is turned on, an electromagnetic valve is turned on, tap water is used for flushing excessive grease and salt in the kitchen waste through a water pipe and a water outlet nozzle, the control time of a PLC programmable controller of the controller is 8-12 minutes, a Chinese hill sprayer sucks liquid medicine in a liquid medicine box into a tap water channel to flush kitchen waste by utilizing a negative pressure phenomenon in the flushing process, when the kitchen waste is converted into feed, the liquid medicine adopts a food-grade preservative, when the kitchen waste is converted into fertilizer, various strains are added into the liquid medicine, the liquid medicine is stopped for a plurality of minutes after flushing is stopped, and water enters a gravity type oil-water separator through a grinder, a perforated dryer shell and a filter screen;
step (3), after the flushing and draining time set by a PLC programmable controller of the controller is reached, starting a motor, crushing wet garbage by a crusher, extruding the crushed wet garbage and kitchen garbage into a squeezing system, wherein the screw pitch at the front end of a screw in the squeezing machine is large, the screw pitch at the rear end of the screw is small, so that the front end capacity of the screw is large, the rear end capacity of the screw is small, the compression ratio of the front end and the rear end of the screw can be designed to be 3:1, a variable-diameter variable-pitch screw is driven by the motor and a gearbox to rotate, materials are pushed from the front end to the rear end, the materials are squeezed, water and grease in the materials are squeezed out through a shell of the squeezing machine with holes, and flow into the drying machine through a filter screen, and after the wet garbage is crushed and squeezed, the materials are put into the drying machine through a discharge hole, the crushing machine stops working, and the heating pipe and the drying machine are started to work under the control of the PLC programmable controller of the controller;
The inside of the dryer is provided with spiral blades, when the dryer rotates clockwise, the materials are concentrated to a material outlet at one end of the dryer shell under the action of the spiral blades, the electric heating pipe or the gas oil burner heats the inner wall of the dryer shell to 120 ℃, the temperature controller controls the materials to roll continuously due to the rotation of the dryer, the drying efficiency is improved, the materials are not easy to adhere to the inner wall of the dryer shell, when the inside temperature of the dryer is higher than 120 ℃, the electric heating pipe or the gas oil burner stops working, when the inside temperature of the dryer is lower than 120 ℃, the electric heating pipe or the gas oil burner is started to work, and when the dryer operates to a set time, the materials can be dried for 20-30 minutes;
the PLC programmable controller of the controller in the step (5) controls the motor to rotate anticlockwise, materials in the dryer are extruded to the right under the action of the spiral blades, and are put into a discharge box through a discharge hole to prepare feed, and the feed can also be prepared into fertilizer;
and (6) the gravity type oil-water separator utilizes the fact that oil has small specific gravity and water has large specific gravity, oil and water are layered on the upper layer and the lower layer of the gravity type oil-water separator through the lower separating opening and the upper separating opening, the temperature of the oil and water is controlled to be above 60 ℃ through the electric heating pipe of the oil-water separator controlled by the temperature controller, so that animal grease is ensured to be in a liquid state, an oil outlet tap is opened to discharge oil, and the water outlet tap is opened to discharge water.
2. The method for using the wet garbage and kitchen garbage on-site recycling equipment according to claim 1, wherein the grease and the wastewater separated in the step (6) are treated: the separated grease can be used for producing biodiesel, manufacturing soap and mineral flotation agent after collection; the wastewater is discharged into a sewage pipeline after being treated.
3. The method for using the wet garbage and kitchen garbage on-site recycling equipment according to claim 1, wherein the venturi ejector is provided with an ejector nozzle, an ejector shell, a liquid medicine inlet pipe, a mixed liquid pipe and a mixed liquid outlet;
a liquid medicine inlet pipe is arranged at one side of the injector shell, a liquid medicine inlet is arranged at the outer end part of the liquid medicine inlet pipe, and the liquid medicine inlet is communicated with a liquid medicine box through a pipeline;
the spray nozzle is installed in sprayer casing one end, spray nozzle cartridge is in the sprayer casing, spray nozzle is conical tube, spray nozzle front end is provided with the high-pressure raw water jet orifice, spray nozzle rear end is provided with the high-pressure raw water entry, the high-pressure raw water entry bore is greater than the high-pressure raw water jet orifice, sprayer casing front end is provided with the mixed liquor pipe, the mixed liquor pipe is the back taper pipe, mixed liquor pipe front end is provided with the mixed liquor export, mixed liquor pipe rear end is provided with the mixed liquor import, mixed liquor export bore that mixed liquor pipe front end set up is greater than the mixed liquor import, be equipped with between spray nozzle rear end and the sprayer casing and adjust sealed packing, adopt different thickness to adjust the distance between the mixed liquor import of sealing packing for adjusting high-pressure raw water jet orifice and mixed liquor pipe rear end.
4. The method for using the on-site recycling equipment for wet garbage and kitchen garbage according to claim 1, wherein the pulverizer comprises a pulverizer shell, a tooth-type crushing roller, a first transmission gear, a second transmission gear, a coupling, a pulverizer feed inlet and a pulverizer discharge outlet; two tooth-type crushing rollers are arranged in the crusher shell and are matched with each other to mutually rotate to crush and crush materials; the outer ends of two tooth-type crushing roll shafts on one side of the crusher shell are respectively provided with a first transmission gear and a second transmission gear, and the first transmission gear is meshed with the second transmission gear; the first gearbox output shaft is connected with a tooth-type crushing roll shaft of the first transmission gear through a coupling;
the first gear box output shaft drives the first transmission gear through the coupling, and the first transmission gear drives the second transmission gear, so that the two tooth-type crushing rollers are driven to mutually rotate to crush and crush materials; the upper part of the crusher shell is provided with a crusher feed inlet, and the bottom of the crusher shell is provided with a crusher discharge outlet.
5. The method for using the on-site recycling equipment for wet garbage and kitchen garbage according to claim 1, wherein the squeezer comprises a feed inlet, a squeezer shell, a screw, a water pan, a filter screen, an oil-water outlet and a material outlet;
The dryer is provided with a dryer shell, the upper part of the rear end of the dryer shell is provided with a feed inlet, the lower part of the front end of the dryer shell is provided with a material outlet, the material outlet is connected with a material inlet of the crusher through a pipeline, the dryer is provided with a water receiving disc arranged at the lower part of the dryer shell, the water receiving disc is provided with an oil-water outlet, the oil-water outlet is provided with a filter screen, a plurality of small holes are densely distributed on the dryer shell of the oil-water outlet and are used for extruding oil and water liquid, the middle part of the dryer shell of the oil-water outlet is provided with a screw rod, the screw rod has a large screw pitch at the front end and a small screw pitch at the rear end, so that the front end of the screw rod has a large content and the rear end of the screw rod has a small content;
the compression ratio of the front end and the rear end of the screw rod can be designed to be 3:1, the variable-diameter variable-pitch screw rod is driven by the motor and the transmission system to rotate, the material is pushed from the front end to the rear end, the material is squeezed, moisture and grease in the material are squeezed out through the shell with holes, the material flows into the oil-water separation through the filter screen and the oil-water outlet, and the squeezed material is put into the dryer through the feed inlet.
6. The method for using the wet garbage and kitchen garbage on-site recycling equipment according to claim 1, wherein the dryer comprises a dryer shell, a spiral blade, a rolling bearing, a gear ring, a material inlet, a material outlet, an electric heating pipe or a gas oil burner, heat preservation cotton, a temperature sensor and a dryer transmission motor;
The spiral blade is arranged in the dryer shell, two ends of the dryer shell are respectively provided with a sleeve, the two sleeves are respectively arranged on the frame through rolling bearings, one end of the dryer shell is provided with a gear ring, an output shaft of a dryer transmission motor is meshed with the gear ring through a speed reducer, a gear and the gear ring, and the dryer transmission motor drives the dryer shell to rotate through the speed reducer, the gear and the gear ring;
the dryer shell is provided with a material inlet and a material outlet, and the material inlet and the material outlet are respectively used for feeding and discharging materials through sleeves arranged at two ends of the dryer shell;
the lower part of the dryer shell is provided with a heating pipe or a gas oil burner, heat preservation cotton and a heating bracket, the dryer shell is provided with a temperature sensor, and the dryer shell is connected with a temperature controller through a cable.
7. The method for using the on-site recycling equipment for wet garbage and kitchen garbage as claimed in claim 1, wherein the exhaust fan is arranged at one side of the dryer, and the exhaust fan air inlet pipe is communicated with the dryer.
8. The method for using the on-site recycling equipment for wet garbage and kitchen garbage according to claim 1, wherein the gravity type oil-water separator comprises an oil-water inlet, an oil-water separator box body, an upper separation channel, an oil outlet, a water outlet, a temperature sensor, an electric heating pipe, a lower separation channel and a separation baffle;
The oil-water separator box body is provided with an oil-water inlet which is connected with an oil-water outlet of the dryer through a pipeline, a plurality of separation baffles are arranged in the oil-water separator box body, an upper separation channel is arranged at the upper part of each separation baffle, a lower separation channel is arranged at the lower part of each separation baffle, an electric heating pipe is arranged in the oil-water separator box body, a temperature sensor is arranged in the oil-water separator box body, the temperature sensor is connected with a temperature controller through a cable, and the temperature of the heated oil water of the electric heating pipe is controlled to be more than 60 ℃; an oil outlet is arranged at the upper part of the oil-water separator box body, a water outlet is arranged at the lower part of the oil-water separator box body, an oil outlet tap is arranged at the oil outlet, and a water outlet tap is arranged at the water outlet.
9. The method for using the on-site recycling equipment for wet garbage and kitchen garbage according to claim 1, wherein the electromagnetic valve, the liquid medicine tank, the venturi ejector, the pulverizer, the gearbox, the motor, the dryer, the gravity type oil-water separator and the dryer are arranged in the case, and the feeding box, the discharging box and the control panel are arranged on one side outside the case.
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| CN111412469B (en) * | 2020-03-25 | 2022-08-30 | 浙江传超环保科技有限公司 | Medical waste treatment equipment |
| CN111605914B (en) * | 2020-04-07 | 2022-02-15 | 江苏大学 | Device for timely treating, classifying and recovering fast food box type garbage |
| CN111659695B (en) * | 2020-05-21 | 2024-04-30 | 环川环保设备(苏州)有限公司 | Garbage disposal station and wet garbage disposal method |
| CN111842433A (en) * | 2020-07-29 | 2020-10-30 | 上海斯熠信息科技有限公司 | Automatic wet garbage collecting and processing system |
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