CN115364982A - Crushing method of crushing device for solid waste treatment - Google Patents
Crushing method of crushing device for solid waste treatment Download PDFInfo
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- CN115364982A CN115364982A CN202211033626.3A CN202211033626A CN115364982A CN 115364982 A CN115364982 A CN 115364982A CN 202211033626 A CN202211033626 A CN 202211033626A CN 115364982 A CN115364982 A CN 115364982A
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- 238000009270 solid waste treatment Methods 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000002699 waste material Substances 0.000 claims abstract description 87
- 239000000463 material Substances 0.000 claims abstract description 64
- 238000006243 chemical reaction Methods 0.000 claims abstract description 23
- 239000002910 solid waste Substances 0.000 claims abstract description 13
- 239000000428 dust Substances 0.000 claims description 28
- 238000002485 combustion reaction Methods 0.000 claims description 27
- 238000000227 grinding Methods 0.000 claims description 13
- 238000009826 distribution Methods 0.000 claims description 12
- 239000002245 particle Substances 0.000 claims description 12
- 238000005192 partition Methods 0.000 claims description 9
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 8
- 239000003546 flue gas Substances 0.000 claims description 8
- 238000000746 purification Methods 0.000 claims description 8
- 239000007789 gas Substances 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 4
- 241000251131 Sphyrna Species 0.000 claims 1
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 239000007787 solid Substances 0.000 abstract description 5
- 238000010438 heat treatment Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000010298 pulverizing process Methods 0.000 description 4
- 239000000446 fuel Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 2
- 241001465754 Metazoa Species 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000010813 municipal solid waste Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000010868 animal carcass Substances 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000004332 deodorization Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000003915 liquefied petroleum gas Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
- 239000010888 waste organic solvent Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/02—Disintegrating by mills having rotary beater elements ; Hammer mills with horizontal rotor shaft
- B02C13/06—Disintegrating by mills having rotary beater elements ; Hammer mills with horizontal rotor shaft with beaters rigidly connected to the rotor
- B02C13/09—Disintegrating by mills having rotary beater elements ; Hammer mills with horizontal rotor shaft with beaters rigidly connected to the rotor and throwing the material against an anvil or impact plate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/20—Disintegrating by mills having rotary beater elements ; Hammer mills with two or more co-operating rotors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/0012—Devices for disintegrating materials by collision of these materials against a breaking surface or breaking body and/or by friction between the material particles (also for grain)
- B02C19/005—Devices for disintegrating materials by collision of these materials against a breaking surface or breaking body and/or by friction between the material particles (also for grain) the materials to be pulverised being disintegrated by collision of, or friction between, the material particles
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Disintegrating Or Milling (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a crushing device and a crushing method for solid waste treatment, and belongs to the technical field of solid crushing. The utility model provides a reducing mechanism is used in solid waste processing, includes processing case and reaction bucket, still includes: handle the entrance point symmetry of case and install first branch material roller and second branch material roller, the internally mounted who handles the case has a plurality of feed cylinders, the discharge end of a plurality of feed cylinders installs the receipts material pipe jointly, wherein, install first processing subassembly in the feed cylinder that is close to reaction barrel one side, divide the material through the first branch material roller of splayed and second branch material roller, great wastes material falls into the feed cylinder from the widest unloading chamber of first branch material roller and second branch material roller, high-speed impact through the tup is broken to the wastes material, simultaneously the elastic plate is rebounded to the wastes material that the tup striking comes, the wastes material of bounce-back collides with high-speed rotatory tup once more, carry out crushing action once more, make the waste material size of carrying to in the reaction barrel unanimously basically, reduce the additional energy consumption when follow-up breakage.
Description
Technical Field
The invention relates to the technical field of solid crushing, in particular to a crushing method of a crushing device for treating solid waste.
Background
The solid waste refers to solid and semi-solid waste substances generated in production, consumption, living and other activities of human beings (foreign definition is more extensive, and waste generated by animal activities also belongs to the same category), and is generally called as "garbage", mainly comprising solid particles, garbage, furnace slag, sludge, waste products, damaged vessels, defective products, animal carcasses, deteriorated foods, human and animal excreta and the like, and high-concentration liquid such as waste acid, waste alkali, waste oil, waste organic solvents and the like is also classified as the solid waste in some countries.
When solid waste is handling, because the too big case space that occupies too much of volume, inconvenient staff's operation consequently smashes the waste and recycles, need soften the heating and recycle often in the in-process to waste crushing, because the waste volume is not of uniform size, the in-process degree of being heated of heating is different, and the energy consumption is great when leading to heating, and waste treatment efficiency reduces.
Disclosure of Invention
The invention aims to solve the problems of higher energy consumption and lower waste treatment efficiency during heating due to different volumes of wastes and different heating degrees in the heating process in the prior art, and provides a crushing method of a crushing device for treating solid wastes.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a reducing mechanism for solid waste handles, is including handling case and reaction barrel, be connected with the feed roll between the discharge end of the feed end of reaction barrel and handling case, still include: a first distributing roller and a second distributing roller are symmetrically arranged at the inlet end of the treatment box, a plurality of charging barrels are arranged in the treatment box, material receiving pipes are jointly arranged at the discharge ends of the charging barrels, and a first processing assembly is arranged in the charging barrel close to one side of the reaction barrel; the reaction barrel comprises a combustion chamber and a treatment chamber, and a second processing assembly and a third processing assembly are arranged in the treatment chamber; the bag-type dust collector body is installed below the treatment box, and an air inlet formed in the bag-type dust collector body is communicated with the material receiving pipe and the combustion chamber through the air inlet pipe.
In order to carry out the size screening to wastes material, carry out preliminary broken processing to the wastes material of major possession, preferably, the tip of first branch material roller and second branch material roller runs through and handles the case and install first gear, both sides first gear engagement connects, install the motor through the mount pad on handling the lateral wall of case, first band pulley is installed to the output of motor, first branch material roller runs through the one end of handling the case and lies in the outside of first gear and installs the second band pulley, be connected through the belt between first band pulley and the second band pulley.
In order to carry out crushing processing to major possession wastes material, furtherly, first processing subassembly includes that two symmetries rotate the crushing roller of connection in the feed cylinder, the tup is installed to the equidistance on the crushing roller, install the elastic plate on the feed cylinder wall of crushing roller both sides, wherein, one side the tip of crushing roller is run through out the processing case and is installed second gear and third band pulley in proper order, be connected through the belt between third band pulley and the second band pulley, the opposite side the tip of crushing roller is run through out the processing case and is installed the third gear, second gear and third gear meshing connection.
In order to reduce the phenomenon that when waste is crushed, some liquid remained in the solid waste enables the crushed solid residue to be adhered to the elastic plate, furthermore, two ends of the crushing roller, which are positioned in the charging barrel, are fixedly connected with buckles, springs are axially and equidistantly arranged on the buckles, and one ends, far away from the buckles, of the springs are fixedly connected with beating blocks.
In order to carry out secondary crushing to wastes, preferably, the second processing assembly comprises a partition board and a collecting tray which are arranged at the bottom in the treatment chamber, the collecting tray is positioned below the partition board, an air pipe is fixedly arranged on the inner wall of the opening of the collecting tray, and high-pressure nozzles are uniformly distributed on the air pipe.
In order to improve waste heat utilization rate, further, one side of the reaction barrel away from the treatment box is provided with a heat exchanger, an air outlet of a first fan arranged on the bag-type dust collector body and an air outlet pipe matched with the air outlet are communicated with an air pipe through the heat exchanger, and an air inlet pipe communicated with the combustion chamber is connected with the bag-type dust collector body through the heat exchanger.
For processing again to the broken waste material of secondary, furtherly, third processing subassembly is including seting up the perforating hole on the baffle, first exhaust column is installed through the flange to the perforating hole upper surface, install the second fan on the first exhaust column, it is a pair of grinding roller, a pair of to rotate in the treatment chamber to install grind the lower extreme of roller and be provided with the hopper, be connected with the second exhaust column between the air intake that is equipped with on hopper and the sack cleaner body.
In order to make the exhaust gas reach the emission index and reduce the environmental pollution, preferably, the air inlet pipe connected with the combustion chamber is connected with a purification unit through a valve.
In order to realize the recycling of the waste gas and improve the energy-saving benefit, a return pipe is preferably communicated between the treatment chamber and the combustion chamber, and a cyclone separator body is mounted on the return pipe.
A crushing method of a crushing device for solid waste treatment is characterized by comprising the following operation steps:
step 1: the waste is divided by the first material dividing roller and the second material dividing roller, so that the waste with different sizes respectively passes through different material cylinders, the large waste is primarily crushed by the first processing assembly when passing through the material cylinders, and the large waste and the small waste are conveyed into a treatment chamber by the feeding roller;
step 2: the combustion chamber heats the treatment chamber, an air inlet pipe containing smoke is connected with the bag-type dust collector body through a heat exchanger for dust removal, discharged gas is conveyed into an air pipe through the heat exchanger, and secondary airflow crushing is carried out on the primarily crushed waste;
and step 3: the second fan is ground in will smashing the waste material granule pump to the third processing subassembly to it is originally internal to take out the sack cleaner, collects through the ash bucket.
Compared with the prior art, the invention provides a crushing device for solid waste treatment, which has the following beneficial effects:
1. the crushing device for treating the solid waste divides the material through the splayed first material dividing roller and the splayed second material dividing roller, larger waste falls into the material cylinder from the widest discharging cavity of the first material dividing roller and the widest discharging cavity of the second material dividing roller, the waste is crushed through high-speed impact of the hammer head, the waste impacted by the hammer head is rebounded by the elastic plate, the rebounded waste collides with the hammer head rotating at high speed again, the crushing action is performed again, the size of the waste material conveyed into the reaction barrel is basically consistent, and extra energy consumption in subsequent crushing is reduced;
2. this kind of reducing mechanism for solid waste handles carries out the wind that the heat transfer was carried out through the tuber pipe with the air-supply line on the sack cleaner body with the first fan suction to the high-pressure nozzle in the trachea with the supersonic speed air current insufflate the catch tray and form the high-speed air current vortex, and the high-speed air current vortex drives the preliminary broken wastes material and produces high-speed motion, and in the motion process, the slower wastes material of speed takes place strong collision and smashes with the faster wastes material of speed, carries out the regrinding, reduces the particle diameter.
Drawings
FIG. 1 is a schematic view showing a structure of a pulverizing apparatus for solid waste treatment according to the present invention;
FIG. 2 is a schematic view showing an internal structure of a pulverizing apparatus for solid waste treatment according to the present invention;
FIG. 3 is a schematic view showing the construction of a first processing unit of a crushing apparatus for solid waste treatment according to the present invention;
FIG. 4 is a schematic view showing a structure of a collecting pan of a pulverizing apparatus for solid waste treatment according to the present invention;
FIG. 5 is a schematic view of a portion A of the crushing apparatus for solid waste treatment according to the present invention in FIG. 1;
fig. 6 is a schematic structural view of a portion B of fig. 2 of a pulverizing apparatus for solid waste treatment according to the present invention.
In the figure: 1. a reaction barrel; 101. a combustion chamber; 102. a processing chamber; 2. a treatment tank; 3. a feed roller; 4. a first distribution roller; 5. a charging barrel; 6. a material receiving pipe; 7. a bag-type dust collector body; 8. an air inlet pipe; 9. a first gear; 10. a second distribution roller; 11. a motor; 12. a first pulley; 13. a second pulley; 14. a crushing roller; 1401. a hammer head; 15. an elastic plate; 16. a second gear; 17. a third pulley; 18. a third gear; 19. a collection tray; 20. an air pipe; 21. a high pressure nozzle; 22. a heat exchanger; 23. a first fan; 24. an air outlet pipe; 25. a partition plate; 2501. a through hole; 26. a first exhaust pipe; 27. a second fan; 28. a grinding roller; 29. a hopper; 30. a second exhaust pipe; 31. a purification unit; 32. a return pipe; 33. a cyclone separator body; 34. looping; 35. a spring; 36. and (6) knocking blocks.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, are used in the orientations and positional relationships indicated in the drawings, which are based on the orientations and positional relationships indicated in the drawings, and are used for convenience of description and simplicity of description, but do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
Example 1:
referring to fig. 1-6, a crushing device for solid waste treatment comprises a treatment box 2 and a reaction barrel 1, wherein a feed roller 3 is connected between the feed end of the reaction barrel 1 and the discharge end of the treatment box 2, and the crushing device further comprises: the inlet end symmetry of handling case 2 is installed first branch material roller 4 and second and is divided material roller 10, and the internally mounted of handling case 2 has a plurality of feed cylinders 5, and the discharge end of a plurality of feed cylinders 5 installs material receiving pipe 6 jointly, wherein, installs first processing subassembly in the feed cylinder 5 of being close to reaction barrel 1 one side.
First branch material roller 4 and second divide material roller 10 to be the splayed and install in handling case 2, make the unloading chamber between first branch material roller 4 and the second divide material roller 10 by little grow, the waste material unloading end of handling case 2 upper station is located the one end that first branch material roller 4 and second divide material roller 10 are close to each other, less waste material just directly falls into feed cylinder 5 from the unloading chamber in carrying the initial stage in directly, great waste material falls into feed cylinder 5 from first branch material roller 4 and the widest unloading chamber of second divide material roller 10, carry out preliminary breakage through first processing subassembly, make the waste material size of carrying to reaction barrel 1 in unanimous basically, extra energy consumption when reducing follow-up breakage.
The first distribution roller 4 and the second distribution roller 10 are two screws rotating in opposite directions to convey the waste.
With reference to fig. 1 and 2 and 5, the first and second distribution rolls 4 and 10 of the solution are further optimized.
The tip of first branch material roller 4 and second branch material roller 10 runs through and handles case 2 and install first gear 9, and the meshing of the first gear 9 in both sides is connected, handles and installs motor 11 through the mount pad on the lateral wall of case 2, and first band pulley 12 is installed to motor 11's output, and first branch material roller 4 runs through the one end of handling case 2 and lies in the outside of first gear 9 and installs second band pulley 13, is connected through the belt between first band pulley 12 and the second band pulley 13.
The waste conveying device is driven during the working period of the motor 11, the rotating first belt wheel 12 drives the second belt wheel 13 to rotate through a belt, the rotating second belt wheel 13 drives the coaxial first distributing roller 4 to rotate, the rotating first distributing roller 4 drives the meshed and connected second distributing roller 10 to rotate through the first gear 9, the purpose of reverse rotation of the first distributing roller 4 and the second distributing roller 10 is achieved, and waste conveying is achieved.
It should be noted that one end of the first distributing roller 4 and the second distributing roller 10, which are close to each other, is higher than the other end, so that the rolling of large waste is facilitated, the first belt pulley 12 is a double-groove belt pulley and is used for driving the second belt pulley 13 and the third belt pulley 17 to rotate, the feeding roller 3 is installed in the material receiving pipe 6, and the feeding roller 3 is a screw rod and conveys waste with basically the same size into the reaction barrel 1.
The reaction barrel 1 includes a combustion chamber 101 and a processing chamber 102, and a second processing assembly and a third processing assembly are disposed in the processing chamber 102.
The process chamber 102 extends through the combustion chamber 101, and the combustion chamber 101 encloses the process chamber 102 and provides thermal energy to the process chamber 102.
The bag-type dust collector body 7 is arranged below the treatment box 2, and an air inlet formed in the bag-type dust collector body 7 is communicated with the material receiving pipe 6 and the combustion chamber 101 through the air inlet pipe 8. The air inlet pipe 8 connected with the combustion chamber 101 is connected with a purification unit 31 through a valve.
The dust that produces when the first processing subassembly is broken and the part flue gas that produces when the fuel burns in the combustion chamber 101 are retrieved and are filtered to the first fan 23 that sets up in the sack cleaner body 7, and the flue gas that another part was not retrieved discharges to the atmosphere after purifying in purifying unit 31 through the valve.
It should be noted that the purification unit 31 includes a purification box and a primary filter screen inserted in the purification box in sequence, and is used for filtering large-particle flue gas and part of biochar; the active carbon deodorization filter screen is used for adsorbing peculiar smell in the gas; the cold catalyst filter screen decomposes bacteria contained in the gas into carbon dioxide.
A return pipe 32 is communicated between the processing chamber 102 and the combustion chamber 101, and a cyclone body 33 is mounted on the return pipe 32.
The cyclone body 33 takes the synthesis gas and tar generated by gasifying partial wastes in the processing chamber 102 as fuel and flows to the burner in the combustion chamber 101 through the return pipe 32, the cyclone body 33 and the heat exchanger 22, the consumption of liquefied petroleum gas is reduced, and energy-saving benefit is achieved.
Referring to fig. 3, the first processing assembly of the scheme is further optimized.
The first processing assembly comprises two symmetrical crushing rollers 14 which are connected in a rotating mode in the charging barrel 5, hammers 1401 are installed on the crushing rollers 14 at equal intervals, elastic plates 15 are installed on the walls of the charging barrel 5 on two sides of the crushing rollers 14, the end portion of the crushing roller 14 on one side penetrates through the processing box 2 and is sequentially provided with a second gear 16 and a third belt wheel 17, the third belt wheel 17 is connected with the second belt wheel 13 through a belt, the end portion of the crushing roller 14 on the other side penetrates through the processing box 2 and is provided with a third gear 18, and the second gear 16 is meshed with the third gear 18.
By continuously adding materials into the charging barrel 5, the crushing roller 14 rotates at a high speed under the driving of the rotating second gear 16 and the rotating third gear 18 when working, the waste is crushed by the high-speed impact of the hammer 1401, meanwhile, the elastic plate 15 rebounds the waste which is collided by the hammer 1401, and the rebounded waste collides with the hammer 1401 which rotates at a high speed again to perform the crushing action again.
Referring to fig. 3, the two ends of the crushing roller 14 located in the charging barrel 5 are both fixedly connected with buckles 34, springs 35 are axially and equidistantly mounted on the buckles 34, and one ends of the springs 35 far away from the buckles 34 are fixedly connected with striking blocks 36.
The crushing roller 14, during rotation, strikes the striking block 36 against the elastic plate 15 by centrifugal force, and is pulled back by the spring 35, and the striking causes vibration in the elastic plate 15, so that the waste residue adhered to the elastic plate 15 falls into the barrel 5.
The two crushing rollers 14 have different lengths, and the spring 35 is prevented from being wound.
Example 2:
referring to fig. 1, 2 and 4, substantially the same as embodiment 1, further, the second processing assembly includes a partition 25 and a collecting tray 19 installed at the bottom inside the processing chamber 102, the collecting tray 19 is located below the partition 25, an air pipe 20 is fixedly installed on the inner wall of the opening of the collecting tray 19, and high pressure nozzles 21 are uniformly distributed on the air pipe 20.
The high-pressure nozzle 21 blows supersonic airflow into the collection tray 19 to form a high-speed airflow vortex, the high-speed airflow vortex drives the primarily crushed waste to generate high-speed movement, in the movement process, the waste with the lower speed and the waste with the higher speed are in strong collision and crushing, and the generated centrifugal force enables large-particle waste to run on the periphery of the collection tray 19, so that the required waste particles are collected towards the center.
Referring to fig. 1 and fig. 2, a heat exchanger 22 is arranged on one side of the reaction barrel 1 away from the treatment box 2, an air outlet of a first fan 23 arranged on the bag-type dust collector body 7 and an air outlet pipe 24 matched with the air outlet are communicated with the air pipe 20 through the heat exchanger 22, and an air inlet pipe 8 communicated with the combustion chamber 101 is connected with the bag-type dust collector body 7 through the heat exchanger 22.
The preliminary heating is carried out to the waste matter of preliminary breakage through the play tuber pipe 24 that carries out the heat transfer with air-supply line 8, reduces the extra consumption of combustion chamber 101.
Example 3:
referring to fig. 2 and 6, substantially the same as in embodiments 1 and 2, further, the third processing assembly includes a through hole 2501 formed in the partition 25, a first exhaust pipe 26 is mounted on an upper surface of the through hole 2501 through a flange, a second fan 27 is mounted on the first exhaust pipe 26, a pair of grinding rollers 28 is rotatably mounted in the processing chamber 102, a hopper 29 is disposed at a lower end of the pair of grinding rollers 28, and a second exhaust pipe 30 is connected between the hopper 29 and an air inlet formed in the bag-type dust collector body 7.
Under the effect of second fan 27, will reach the waste particles of requirement and take out to carry out the fine grinding between a pair of grinding roller 28, be equipped with the ash content collection that produces the fine grinding under the effect of first fan 23 on sack cleaner body 7 and do the unified processing.
A crushing method of a crushing device for solid waste treatment comprises the following operation steps:
step 1: waste is divided by a first material dividing roller 4 and a second material dividing roller 10, so that the waste with different sizes respectively passes through different material cylinders 5, the large waste is primarily crushed by a first processing assembly when passing through the material cylinders 5, and the large waste and the small waste are conveyed into a treatment chamber 102 through a feeding roller 3;
step 2: the combustion chamber 101 heats the processing chamber 102, the air inlet pipe 8 containing flue gas is connected with the bag-type dust collector body 7 through the heat exchanger 22 for dust removal, the discharged gas is conveyed into the air pipe 20 through the heat exchanger 22, and secondary airflow crushing is carried out on the primarily crushed waste;
and 3, step 3: the second fan 27 is used for grinding the crushed waste particles in the third processing assembly, and the crushed waste particles are pumped back into the bag-type dust collector body 7 and collected through an ash hopper.
Here, the overall working process is described once more throughout:
opening a fuel control valve to ignite the combustion chamber 101, preheating the treatment chamber 102, generating a large amount of flue gas by the combustion chamber 101, opening a valve of an air inlet pipe 8 on the combustion chamber 101, recovering one part of the flue gas through a heat exchanger 22 and a bag-type dust remover body 7, discharging the other part of the flue gas through a purification unit 31, after the treatment chamber 102 reaches a preset temperature, positioning a waste discharge end of a station on the treatment box 2 at one end of the first distribution roller 4 and the second distribution roller 10 close to each other, directly dropping smaller waste into the barrel 5 from the discharge cavity in the initial stage of conveying, dropping larger waste into the barrel 5 from the widest discharge cavity of the first distribution roller 4 and the second distribution roller 10, rotating the crushing roller 14 at high speed under the driving of rotating the second gear 16 and the third gear 18 during working, crushing the waste by high-speed impact of the hammer 1401, simultaneously rebounding the waste impacted by the elastic plate 15, colliding the rebounding waste with the high-speed rotating hammer 1401 again, performing crushing action again to make the waste conveyed into the reaction barrel 1 have a substantially consistent size and convey the waste into the treatment chamber 102 together, and generating dust adsorbed by the air inlet pipe 8 of the bag-type dust remover body 7,
the bag-type dust collector body 7 conveys wind pumped in by a first fan 23 to a high-pressure nozzle 21 in an air pipe 20 through an air outlet pipe 24 exchanging heat with an air inlet pipe 8, supersonic airflow is blown into a collection disc 19 to form high-speed airflow vortex, the high-speed airflow vortex drives the primarily crushed waste to generate high-speed motion, in the motion process, the slow waste and the fast waste are in strong collision and crushing, the generated centrifugal force enables large-particle waste to run at the periphery of the collection disc 19, and the required waste particles are collected to the center,
under the effect of second fan 27, will reach the waste particles of requirement and take out to carry out the fine grinding between a pair of grinding roller 28, be equipped with the ash content collection that produces the fine grinding under the effect of first fan 23 on sack cleaner body 7 and do unified processing.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (10)
1. The utility model provides a reducing mechanism for solid waste handles, is including handling case (2) and reaction barrel (1), be connected with feed roll (3) between the feed end of reaction barrel (1) and the discharge end of handling case (2), its characterized in that still includes:
a first distributing roller (4) and a second distributing roller (10) are symmetrically arranged at the inlet end of the processing box (2), a plurality of charging barrels (5) are arranged inside the processing box (2), the discharging ends of the charging barrels (5) are jointly provided with a material receiving pipe (6),
wherein a first processing assembly is arranged in the charging barrel (5) close to one side of the reaction barrel (1);
the reaction barrel (1) comprises a combustion chamber (101) and a treatment chamber (102), wherein a second processing assembly and a third processing assembly are arranged in the treatment chamber (102);
the bag-type dust collector body (7) is installed below the treatment box (2), and an air inlet formed in the bag-type dust collector body (7) is communicated with the material receiving pipe (6) and the combustion chamber (101) through the air inlet pipe (8).
2. The crushing device for solid waste treatment according to claim 1, wherein the end parts of the first material distribution roller (4) and the second material distribution roller (10) penetrate through the treatment box (2) and are provided with a first gear (9), the first gear (9) is meshed and connected with the two sides of the treatment box, a motor (11) is arranged on the side wall of the treatment box (2) through a mounting seat, a first belt wheel (12) is arranged at the output end of the motor (11), the first material distribution roller (4) penetrates out of one end of the treatment box (2) and is positioned outside the first gear (9) and is provided with a second belt wheel (13), and the first belt wheel (12) is connected with the second belt wheel (13) through a belt.
3. The crushing device for solid waste treatment according to claim 2, wherein the first processing assembly comprises two crushing rollers (14) which are symmetrically and rotatably connected in the barrel (5), the crushing rollers (14) are equidistantly provided with hammer heads (1401), elastic plates (15) are arranged on the walls of the barrel (5) at two sides of the crushing rollers (14),
the end part of the crushing roller (14) on one side penetrates through the treatment box (2) and is sequentially provided with a second gear (16) and a third belt wheel (17), the third belt wheel (17) is connected with the second belt wheel (13) through a belt, the end part of the crushing roller (14) on the other side penetrates through the treatment box (2) and is provided with a third gear (18), and the second gear (16) is meshed with the third gear (18).
4. The crushing device for solid waste treatment according to claim 3, wherein the two ends of the crushing roller (14) in the charging barrel (5) are fixedly connected with buckles (34), the buckles (34) are provided with springs (35) at equal intervals along the axial direction, and one ends of the springs (35) far away from the buckles (34) are fixedly connected with knocking blocks (36).
5. The crushing device for treating the solid waste according to claim 1, wherein the second processing assembly comprises a partition plate (25) and a collection disc (19) which are arranged at the bottom in the treatment chamber (102), the collection disc (19) is positioned below the partition plate (25), an air pipe (20) is fixedly arranged on the inner wall of the opening of the collection disc (19), and high-pressure nozzles (21) are uniformly distributed on the air pipe (20).
6. The crushing device for solid waste treatment according to claim 5, wherein a heat exchanger (22) is arranged on one side of the reaction barrel (1) far away from the treatment box (2), an air outlet of a first fan (23) arranged on the bag-type dust collector body (7) and an air outlet pipe (24) matched with the air outlet are communicated with an air pipe (20) through the heat exchanger (22),
an air inlet pipe (8) communicated with the combustion chamber (101) is connected with the bag-type dust collector body (7) through a heat exchanger (22).
7. The solid waste treatment crushing device according to claim 5, wherein the third processing unit comprises a through hole (2501) formed on the partition plate (25), a first exhaust pipe (26) is flange-mounted on the upper surface of the through hole (2501), a second fan (27) is mounted on the first exhaust pipe (26),
a pair of grinding rollers (28) are rotatably mounted in the processing chamber (102), a hopper (29) is arranged at the lower end of each grinding roller (28), and a second exhaust pipe (30) is connected between the hopper (29) and an air inlet formed in the bag-type dust collector body (7).
8. A crushing apparatus for solid waste treatment according to claim 1, characterized in that the blast pipe (8) connected to the combustion chamber (101) is connected to the purification unit (31) through a valve.
9. A crushing apparatus for solid waste treatment according to claim 1, characterized in that a return pipe (32) is communicated between the treatment chamber (102) and the combustion chamber (101), and the cyclone body (33) is installed on the return pipe (32).
10. A crushing method of a crushing apparatus for solid waste treatment using the crushing apparatus for solid waste treatment according to any one of claims 1 to 9, characterized by comprising the following operation steps:
step 1: waste is divided by a first material dividing roller (4) and a second material dividing roller (10), so that the waste with different sizes respectively passes through different material cylinders (5), the large waste is primarily crushed by a first processing assembly when passing through the material cylinders (5), and the large waste and the small waste are conveyed into a treatment chamber (102) by a feeding roller (3);
and 2, step: the combustion chamber (101) heats the treatment chamber (102), an air inlet pipe (8) containing flue gas is connected with the bag-type dust collector body (7) through a heat exchanger (22) for dust removal, discharged gas is conveyed into an air pipe (20) through the heat exchanger (22), and secondary airflow crushing is carried out on the primarily crushed waste;
and 3, step 3: and the crushed waste particles are pumped into the third processing component by the second fan (27) to be ground, and are pumped back into the bag-type dust collector body (7) to be collected by the ash hopper.
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