CN117000738B - Municipal refuse recycling equipment and recycling method thereof - Google Patents
Municipal refuse recycling equipment and recycling method thereofInfo
- Publication number
- CN117000738B CN117000738B CN202311037155.8A CN202311037155A CN117000738B CN 117000738 B CN117000738 B CN 117000738B CN 202311037155 A CN202311037155 A CN 202311037155A CN 117000738 B CN117000738 B CN 117000738B
- Authority
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- China
- Prior art keywords
- tank body
- garbage
- water bath
- bath tank
- pipe
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/30—Destroying solid waste or transforming solid waste into something useful or harmless involving mechanical treatment
- B09B3/35—Shredding, crushing or cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/14—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers
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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
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/14—Separating or sorting of material, associated with crushing or disintegrating with more than one separator
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B5/00—Washing granular, powdered or lumpy materials; Wet separating
- B03B5/28—Washing granular, powdered or lumpy materials; Wet separating by sink-float separation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B7/00—Combinations of wet processes or apparatus with other processes or apparatus, e.g. for dressing ores or garbage
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
- B07B11/08—Cleaning arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B4/00—Separating solids from solids by subjecting their mixture to gas currents
- B07B4/02—Separating solids from solids by subjecting their mixture to gas currents while the mixtures fall
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/30—Destroying solid waste or transforming solid waste into something useful or harmless involving mechanical treatment
- B09B3/38—Stirring or kneading
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/40—Destroying solid waste or transforming solid waste into something useful or harmless involving thermal treatment, e.g. evaporation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B2101/00—Type of solid waste
- B09B2101/70—Kitchen refuse; Food waste
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B2101/00—Type of solid waste
- B09B2101/75—Plastic waste
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Food Science & Technology (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses municipal waste recycling equipment and a recycling method thereof, wherein the municipal waste recycling equipment comprises a water bath device, a winnowing device and a crushing device, the water bath device comprises a water bath tank body, a first feeding hopper is arranged at the top of the water bath tank body, an oil slurry separating mechanism is connected to the bottom of the water bath tank body, the winnowing mechanism comprises a classification tank body, a second feeding hopper is arranged at the top of the classification tank body, a conveying chain belt is connected to one side of the top of the water bath tank body, the feeding hopper is positioned right below a discharging end of the conveying chain belt, a dispersing table and a light garbage can are fixed in the center of the interior of the classification tank body, a negative pressure cylinder is arranged at the bottom of the dispersing table, adsorption holes are formed in the negative pressure cylinder, the bottom of the negative pressure cylinder extends to the interior of the light garbage can, a second discharging pipe is arranged at the bottom of the classification tank body, and a first discharging pipe for discharging garbage in the light garbage can is further arranged at the bottom of the classification tank body. The garbage is classified according to different specific gravity and weight, and the garbage recycling device has the advantages of convenience in recycling and good recycling effect.
Description
Technical Field
The invention relates to the technical field of municipal refuse treatment, in particular to municipal refuse recovery treatment equipment and a recovery method thereof.
Background
Municipal waste generally refers to waste materials generated in production, consumption and life of urban population, and mainly comprises various packaging plastic products, kitchen waste, melon and fruit peel, waste materials and the like, wherein the plastic products can be recycled, and grease in the kitchen waste can be recycled (for producing diesel).
At present, municipal refuse is mainly treated by landfill, incineration and bioconversion methods, the landfill method needs to occupy more land, the incineration method has a certain influence on the air environment, the bioconversion method has higher requirements on infrastructure, and the conversion period is longer. When the characteristics of the treatment method are studied, the invention finds that if the garbage can be classified first, the invention has important significance for post-treatment and recovery of garbage. For this reason, the inventors propose a municipal waste recycling apparatus and recycling method thereof.
Disclosure of Invention
The invention aims to provide municipal refuse recycling equipment and a recycling method thereof, which are used for classifying and treating refuse according to different specific gravity and weight, have the advantage of higher recycling rate and solve the problems in the background technology.
The municipal refuse recycling treatment equipment comprises a water bath device, a winnowing device and a crushing device, wherein the water bath device comprises a water bath tank body, a first feed hopper is arranged at the top of the water bath tank body, and an oil-slurry separation mechanism is connected to the bottom of the water bath tank body;
The air separation mechanism comprises a classification tank body, a feed hopper II is arranged at the top of the classification tank body, one side of the top of the water bath tank body is connected with a conveying chain belt, the feed hopper II is positioned right below a discharging end of the conveying chain belt, a dispersing table and a light garbage can are fixed in the center of the interior of the classification tank body, a negative pressure barrel is arranged at the bottom of the dispersing table, adsorption holes are formed in the negative pressure barrel, the bottom of the negative pressure barrel extends to the interior of the light garbage can, a discharge pipe II is arranged at the bottom of the classification tank body, and a discharge pipe I for discharging garbage in the light garbage can is further arranged at the bottom of the classification tank body;
The crushing mechanism comprises a crushing tank body, a feeding hopper III is integrally arranged at the top of the crushing tank body, a screen plate is fixedly arranged in the water bath tank body, a stirring piece is rotatably arranged in the water bath tank body above the screen plate, an auger conveyor is arranged on the side wall of the water bath tank body between the lower part of the stirring piece and the upper part of the screen plate, the discharging end of the auger conveyor faces the feeding hopper III, and a slag discharging pipe is connected to the bottom of the crushing tank body.
A recycling method of municipal refuse recycling equipment comprises the following steps,
S1, pouring garbage into a water bath tank body through a first feed hopper;
s2, injecting enough hot water into the water bath tank body to melt solid grease in the garbage;
S3, rotating the stirring piece to fully mix the garbage in the water bath tank body with hot water, so that the garbage with medium and light specific gravity floats and the garbage with heavy specific gravity sinks;
s4, conveying the garbage floating on the water bath tank body to a second feeding hopper through the circulating movement of the conveying chain belt;
S5, the garbage in the second feeding hopper falls down onto a dispersing table to be dispersed, then falls down through a discharging opening, and in the process, lighter garbage obliquely falls into a light garbage can under the negative pressure adsorption effect of a negative pressure can, is discharged by a first discharging pipe, and heavier garbage falls to the bottom of a classification tank body outside the light garbage can and is discharged by a second discharging pipe;
s6, after the suspended garbage in the water bath tank body is cleaned, sewage in the water bath tank body enters the sludge filtering liner through the sewage discharge pipe, enters the buffer water tank through the filtering holes, enters the oil recovery tank, is cooled through the condensing pipe, is condensed on the surface of the sewage, and is discharged through the screen plate;
S7, after the sewage in the water bath tank body is discharged, starting the auger conveyor, conveying the heavy garbage on the sieve plate, enabling the garbage to fall into the feeding hopper III, enabling the cutting member to rotate along the central shaft, continuously crushing the garbage, and finally discharging the garbage through the slag discharging pipe.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, hot water is injected into the water bath tank body, so that grease adhered to garbage can be reduced on one hand, and garbage with medium, light and heavy specific gravity can be separated by buoyancy of the water on the other hand;
the garbage floating in the water bath tank body is conveyed into the classification tank body through the conveying chain belt, the falling track of the garbage is changed through negative pressure adsorption of the negative pressure cylinder, the garbage is separated according to different weights, the light plastic garbage can be recycled, and the composting effect of the heavier melon and fruit peel garbage is good;
When floating garbage in the water bath tank body is removed, sewage is discharged through a sewage discharge pipe, and an oil-slurry separation mechanism is arranged, so that sediment is intercepted in a sediment filtering liner, sewage is discharged through a screen plate on the oil recovery tank, and condensed oil is intercepted in the oil recovery tank, so that concentrated recovery is facilitated;
After the sewage of the water bath tank body is discharged, the garbage with heavy specific gravity on the sieve plate is transported to the crushing tank body through the auger conveyor, and the garbage is crushed through the cutting piece, so that the occupied space is reduced.
Drawings
FIG. 1 is a schematic view of the external structure of the present invention;
FIG. 2 is a schematic diagram of the internal structure of the present invention;
FIG. 3 is a schematic view of the internal structure of the air separation device of the present invention;
FIG. 4 is a schematic cross-sectional view of the structure at A-A of the present invention.
In the figure, 1, a water bath tank body, 101, a first feeding hopper, 102, a blow-down pipe, 103, a sieve plate, 104, an extension groove pipe, 105, a fence, 2, a classification tank body, 201, a second feeding hopper, 202, a first discharging pipe, 203, a second discharging pipe, 3, a crushing tank body, 301, a third feeding hopper, 302, a slag discharging pipe, 4, an auger conveyor, 5, a conveying chain belt, 6, a sludge filtering liner, 7, a light garbage can, 8, an L-shaped support arm, 9, a center shaft, 901, a cutting piece, 10, a buffer water tank, 11, a grease recovery groove, 12, a first motor, 13, a second motor, 14, a dispersing table, 15, a negative pressure can, 16, a stirring piece, 17, a condensing pipe, 18, a magnetic convex strip, 19, a fan, 20, a cylinder, 21, a scraping ring, 22 and a discharging port.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 4, the invention provides a technical scheme that municipal refuse recovery treatment equipment comprises a water bath device, a winnowing device and a crushing device, wherein the water bath device comprises a water bath tank body 1, a first feeding hopper 101 is arranged at the top of the water bath tank body 1, municipal refuse and hot water enter the water bath tank body 1 through the first feeding hopper 101, and an oil-slurry separation mechanism is connected to the bottom of the water bath tank body 1;
as shown in fig. 3, the winnowing mechanism comprises a classifying tank body 2, a second feeding hopper 201 is arranged at the top of the classifying tank body 2, one side of the top of the water bath tank body 1 is connected with a conveying chain belt 5, the second feeding hopper 201 is positioned right below the discharging end of the conveying chain belt 5, garbage in the water bath tank body 1 is conveyed and put into the second feeding hopper 201 through the conveying chain belt 5, a dispersing table 14 and a light garbage can 7 are fixed at the center inside the classifying tank body 2, the dispersing table 14 is positioned right above the light garbage can 7, a negative pressure barrel 15 is arranged at the bottom of the dispersing table 14, adsorption holes are formed in the negative pressure barrel 15, the negative pressure environment inside the negative pressure barrel 15 is provided by a fan 19, the fan 19 is arranged in the dispersing table 14, the air inlet end of the fan 19 extends to the inside of the negative pressure barrel 15, the air outlet end of the fan 19 extends to the outside of the classification tank body 2 (as shown in fig. 1 and 3), the bottom of the negative pressure barrel 15 extends to the inside of the light garbage barrel 7, the bottom of the classification tank body 2 is provided with a discharge pipe two 203, garbage in the classification tank body 2 is discharged through the discharge pipe two 203, the bottom of the classification tank body 2 is also provided with a discharge pipe one 202 for discharging garbage in the light garbage barrel 7, most of the garbage falling into the light garbage barrel 7 is plastic products, the garbage can be recycled, most of the garbage falling into the classification tank body 2 can float on the water surface but the garbage with heavy weight such as melon and fruit peel, and the garbage can be filled with compost.
As shown in fig. 2, the crushing mechanism comprises a crushing tank body 3, a feed hopper III 301 is integrally arranged at the top of the crushing tank body 3, a sieve plate 103 is fixed inside the water bath tank body 1, sewage and sediment in the water bath tank body 1 can be drained through sieve holes on the sieve plate 103, a stirring piece 16 is rotatably arranged inside the water bath tank body 1 above the sieve plate 103, a motor I12 for driving the stirring piece 16 to rotate is fixedly arranged at the top of the water bath tank body 1, a packing auger conveyor 4 is arranged on the side wall of the water bath tank body 1 between the lower part of the stirring piece 16 and the upper part of the sieve plate 103, the discharge end of the packing auger conveyor 4 faces the feed hopper III 301, during operation, after waiting for sewage in the water bath tank body 1 to be discharged, the packing auger conveyor 4 is started, garbage with heavy specific gravity on the sieve plate 103 is conveyed, then the garbage is put into the feed hopper III 301, and the bottom of the crushing tank body 3 is connected with a slag discharge pipe 302.
As shown in fig. 1,2 and 4, the oil-mud separating mechanism comprises a mud filtering liner 6 and a buffer water tank 10, an installing port for embedding the mud filtering liner 6 is arranged at the top of the buffer water tank 10, one side of the buffer water tank 10 is connected with a grease recovery tank 11, a screen plate is arranged at the discharge end of the grease recovery tank 11, sewage in the grease recovery tank 11 is discharged through meshes on the screen plate, a condensing pipe 17 is paved at the bottom of the inner wall of the grease recovery tank 11, the temperature of the sewage in the grease recovery tank 11 is reduced through the condensing pipe 17, so that grease in the sewage is condensed and floats upwards, after the sewage is discharged, the grease is reserved in the grease recovery tank 11, and is convenient for centralized recycling,
The condensing pipe 17 is provided with an air inlet pipe and an air outlet pipe, and when the device is used, cold air enters the condensing pipe 17 through the air inlet pipe, then heat exchange is performed in the grease recovery tank 11, so that the temperature of sewage is reduced, and finally hot air is discharged through the air outlet pipe.
As shown in fig. 3, the dispersing table 14 is located under the second feeding hopper 201, a discharging opening 22 is formed between the outer side wall of the dispersing table 14 and the inner wall of the classifying tank 2, the top of the dispersing table 14 is a cone, and the garbage falls in the middle of the top of the dispersing table 14, falls down in a dispersing manner, and is discharged through the discharging opening 22.
As shown in fig. 3, the outer wall of the negative pressure cylinder 15 is movably sleeved with a scraping ring 21, the dispersing table 14 is provided with an air cylinder 20 for driving the scraping ring 21 to move along the vertical direction of the negative pressure cylinder 15, and the air cylinder 20 moves up and down to scrape the light garbage adsorbed on the negative pressure cylinder 15, so that the negative pressure cylinder 15 continuously attracts the falling light garbage, and the light garbage falls into the light garbage can 7.
As shown in fig. 2 and 3, an elongated slot tube 104 is fixed at one side of the top of the water bath tank body 1, a conveying chain belt 5 is installed inside the elongated slot tube 104, a feeding end of the conveying chain belt 5 extends to the inside of the water bath tank body 1, and a fence 105 for blocking floaters is fixed inside the water bath tank body 1 below the conveying chain belt 5, so that garbage floating on the water surface in the water bath tank body 1 is concentrated in a region outside the fence 105, and the conveying chain belt 5 can more comprehensively and thoroughly convey the garbage floating in the water bath tank body 1.
As shown in fig. 1 and 2, a drain pipe 102 is arranged at the bottom of the water bath tank body 1, a control valve is arranged on the drain pipe 102, the discharge end of the drain pipe 102 is in threaded connection with the sludge filtering liner 6, and the structure is arranged, so that the sludge filtering liner 6 is convenient to disassemble and clean, a filter hole is formed in the side wall of the sludge filtering liner 6, sewage is discharged through the filter hole, and impurities such as silt in sewage are trapped in the sludge filtering liner 6.
As shown in fig. 1 and 2, a middle shaft 9 is rotatably installed in the crushing tank body 3, a cutting part 901 is fixedly installed on the middle shaft 9 in the crushing tank body 3, magnetic raised strips 18 are uniformly installed on the inner wall surface of a third feeding hopper 301, the top of the middle shaft 9 extends to the outer part of the third feeding hopper 301, an L-shaped support arm 8 is rotatably connected, the bottom of the L-shaped support arm 8 is fixedly connected to the outer wall of the crushing tank body 3, a second motor 13 for driving the middle shaft 9 to rotate is fixedly installed on the top of the L-shaped support arm 8, and during operation, the second motor 13 is started to drive the middle shaft 9 to rotate, so that the cutting part 901 rotates at a high speed, and garbage in the crushing tank body 3 is crushed.
A recycling method of municipal refuse recycling equipment comprises the following steps:
S1, pouring garbage into a water bath tank body 1 through a first feeding hopper 101;
s2, enough hot water which is enough to melt solid grease in the garbage is injected into the water bath tank body 1;
s3, the stirring piece 16 rotates to fully mix the garbage in the water bath tank body 1 with hot water, so that the garbage with medium and light specific gravity floats and the garbage with heavy specific gravity sinks (falls on the sieve plate 103);
s4, conveying the garbage floating on the water bath tank body 1 to a second feeding hopper 201 by circularly moving a conveying chain belt 5;
S5, the garbage in the second feeding hopper 201 falls down onto the dispersing table 14 and is dispersed, then falls down through the discharging opening 22, in the process, lighter garbage obliquely falls into the light garbage can 7 under the action of negative pressure adsorption of the negative pressure can 15, is discharged by the first discharging pipe 202, can scrape the light garbage adsorbed on the negative pressure can 15 by the upward and downward movement of the scraping ring 21, reduces blockage, ensures suction force, and the heavier garbage falls to the bottom of the classifying can 2 outside the light garbage can 7, and is discharged by the second discharging pipe 203;
S6, after the suspended garbage in the water bath tank body 1 is cleaned, opening a control valve on a drain pipe 102 to enable sewage to enter a sludge filtering liner 6, then enter a buffer water tank 10 through a filtering hole, then enter a grease recovery tank 11, cool the sewage through a condensing pipe 17, condense grease on the surface of the sewage, and drain the sewage through a screen plate;
S7, after the sewage in the water bath tank body 1 is discharged, starting the auger conveyor 4, starting to convey the heavy garbage on the sieve plate 103, enabling the garbage to fall into the feeding hopper III 301, adsorbing the iron-containing garbage through the magnetic raised strips 18, enabling the garbage to continuously fall down into the crushing tank body 3, enabling the cutting part 901 to rotate along the central shaft 9, continuously crushing the garbage, and finally discharging the crushed heavy garbage through the slag discharging pipe 302.
The garbage with heavy specific gravity is crushed, so that the occupied space is reduced, and the post-treatment is facilitated.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A municipal refuse recovery method is characterized by comprising the following steps:
S1, pouring garbage into a water bath tank body (1) through a first feed hopper (101);
S2, enough hot water which is enough to melt solid grease in the garbage is injected into the water bath tank body (1);
S3, rotating a stirring piece (16) to fully mix the garbage in the water bath tank body (1) with hot water, so that the garbage with medium and light specific gravity floats, and the garbage with heavy specific gravity sinks on the sieve plate (103);
s4, conveying the garbage floating on the water bath tank body (1) to a second feeding hopper (201) by circularly moving a conveying chain belt (5);
S5, the garbage in the second feeding hopper (201) falls down onto the dispersing table (14) and is dispersed, then falls down through the discharging opening (22), in the process, the lighter garbage obliquely falls into the light garbage can (7) under the negative pressure adsorption effect of the negative pressure can (15), is discharged by the first discharging pipe (202), can scrape the light garbage adsorbed on the negative pressure can (15) through the upward and downward movement of the scraping ring (21), and the heavier garbage falls to the bottom of the classifying can (2) outside the light garbage can (7) and is discharged by the second discharging pipe (203);
S6, after suspended garbage in the water bath tank body (1) is cleaned, a control valve on a blow-down pipe (102) is opened, sewage of the water bath tank body (1) enters a sludge filtering liner (6) through the blow-down pipe (102), enters a cache water tank (10) through a filtering hole, enters a grease recovery tank (11), is cooled through a condensing pipe (17), grease is condensed on the surface of the sewage, and the sewage is discharged through a screen;
S7, after sewage in the water bath tank body (1) is discharged, starting the auger conveyor (4), starting to convey heavy garbage on the sieve plate (103), enabling the garbage to fall into the feed hopper III (301), adsorbing iron-containing garbage through the magnetic raised strips (18), enabling the garbage to continuously fall down into the crushing tank body (3), enabling the cutting piece (901) to rotate along the central shaft (9), continuously crushing the garbage, and finally discharging the crushed heavy garbage through the slag discharge pipe (302);
The recycling treatment equipment of the municipal garbage recycling method comprises a water bath device, a winnowing device and a crushing device, wherein the water bath device comprises a water bath tank body (1), a first feeding hopper (101) is arranged at the top of the water bath tank body (1), and an oil-slurry separating mechanism is connected to the bottom of the water bath tank body (1);
The air separation device comprises a classification tank body (2), a feed hopper II (201) is arranged at the top of the classification tank body (2), a conveying chain belt (5) is connected to one side of the top of the water bath tank body (1), the feed hopper II (201) is located right below a discharging end of the conveying chain belt (5), a dispersing table (14) and a light garbage can (7) are fixed at the center of the inside of the classification tank body (2), a negative pressure barrel (15) is arranged at the bottom of the dispersing table (14), adsorption holes are formed in the negative pressure barrel (15), the bottom of the negative pressure barrel (15) extends to the inside of the light garbage can (7), a discharge pipe II (203) is arranged at the bottom of the classification tank body (2), and a discharge pipe I (202) for discharging garbage in the light garbage can (7) is further arranged at the bottom of the classification tank body (2).
The crushing device comprises a crushing tank body (3), a feeding hopper III (301) is integrally arranged at the top of the crushing tank body (3), a screen plate (103) is fixed inside the water bath tank body (1), a stirring piece (16) is rotatably arranged inside the water bath tank body (1) above the screen plate (103), an auger conveyor (4) is arranged on the side wall of the water bath tank body (1) between the lower part of the stirring piece (16) and the upper part of the screen plate (103), the discharging end of the auger conveyor (4) faces the feeding hopper III (301), and a slag discharging pipe (302) is connected to the bottom of the crushing tank body (3);
the oil-mud separating mechanism comprises a mud filtering liner (6) and a buffer water tank (10), wherein an installation opening for embedding the mud filtering liner (6) is formed in the top of the buffer water tank (10), one side of the buffer water tank (10) is connected with an oil recovery groove (11), a screen plate is arranged at the discharge end of the oil recovery groove (11), and a condensing pipe (17) is paved at the bottom of the inside of the oil recovery groove (11);
A blanking opening (22) is formed between the outer side wall of the dispersing table (14) and the inner wall of the classifying tank body (2);
the scraping ring (21) is movably sleeved on the outer wall of the negative pressure cylinder (15), and the dispersing table (14) is provided with an air cylinder (20) for driving the scraping ring (21) to move up and down along the negative pressure cylinder (15);
a drain pipe (102) is arranged at the bottom of the water bath tank body (1), a control valve is arranged on the drain pipe (102), and a filter hole is formed in the side wall of the sludge filter liner (6);
the crushing tank body (3) is internally provided with a central shaft (9) in a rotating mode, the central shaft (9) in the crushing tank body (3) is fixedly provided with a cutting piece (901), and the inner wall surface of the feeding hopper III (301) is uniformly provided with magnetic raised strips (18).
2. A municipal refuse recovery method according to claim 1, wherein the dispersing table (14) is located directly below the second hopper (201).
3. The municipal refuse recovery method according to claim 1, characterized in that an extension groove pipe (104) is fixed at one side of the top of the water bath tank body (1), the conveying chain belt (5) is installed inside the extension groove pipe (104), and the feeding end of the conveying chain belt (5) extends to the inside of the water bath tank body (1).
4. A municipal refuse recovery method according to claim 3, wherein a fence (105) for blocking floats is fixed inside the water bath tank (1) below the conveyor belt (5).
5. The municipal refuse recycling method according to claim 1, characterized in that the discharge end of the drain pipe (102) is screwed with the sludge filtering bladder (6).
6. The municipal refuse recycling method according to claim 1, characterized in that the top of the center shaft (9) extends to the outside of the feeding hopper III (301), and is rotatably connected with an L-shaped support arm (8), and the bottom of the L-shaped support arm (8) is fixedly connected to the outer wall of the crushing tank body (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311037155.8A CN117000738B (en) | 2023-08-17 | 2023-08-17 | Municipal refuse recycling equipment and recycling method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311037155.8A CN117000738B (en) | 2023-08-17 | 2023-08-17 | Municipal refuse recycling equipment and recycling method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117000738A CN117000738A (en) | 2023-11-07 |
| CN117000738B true CN117000738B (en) | 2025-11-21 |
Family
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