CN113136235B

CN113136235B - Domestic waste pyrolysis gasification treatment equipment

Info

Publication number: CN113136235B
Application number: CN202110438527.2A
Authority: CN
Inventors: 王永根
Original assignee: Zunfeng Environmental Protection Technology Co ltd
Current assignee: Zunfeng Environmental Protection Technology Co.,Ltd.
Priority date: 2021-04-22
Filing date: 2021-04-22
Publication date: 2022-03-04
Anticipated expiration: 2041-04-22
Also published as: CN113136235A

Abstract

The invention discloses household garbage pyrolysis and gasification treatment equipment in the technical field of household garbage pyrolysis and gasification treatment, which comprises a pyrolysis furnace, wherein the bottom of the pyrolysis furnace is communicated with an air inlet pipe, the inner side wall of the pyrolysis furnace is fixedly connected with a fluidized bed, and the right side wall of the pyrolysis furnace is provided with a discharge hole positioned above the fluidized bed; according to the invention, when the domestic garbage is pyrolyzed each time, the driving motor is utilized to drive the rotating shaft to rotate, the first sieve plate can be tensioned to sieve by matching with the balancing weight, the arc-shaped rotating plate and the arc-shaped vibrating plate, so that garbage which cannot pass through the first sieve plate is separated, large-particle garbage is positioned below small-particle garbage and can react with hot air flow in advance, the treated hot air flow continuously rises to treat the small-particle garbage, the treatment time of large particles is shortened, the treatment efficiency is improved, the domestic garbage is separated into parts with different sizes, the accumulation treatment of a large amount of domestic garbage is avoided, the pyrolysis efficiency is improved, and the generation of toxic and harmful gases is reduced.

Description

Domestic waste pyrolysis gasification treatment equipment

Technical Field

The invention relates to the technical field of pyrolysis and gasification treatment of household garbage, in particular to pyrolysis and gasification treatment equipment for household garbage.

Background

The pyrolysis gasification of the garbage refers to a process that under the condition of no oxygen or oxygen deficiency, macromolecules of organic components in the garbage are broken to generate micromolecular gas, tar and residues. The garbage pyrolysis gasification technology not only realizes the harmlessness, reduction and reclamation of the garbage, but also can effectively overcome the problem of dioxin pollution generated by garbage incineration, thereby becoming a garbage treatment technology with greater development prospect.

The prior art discloses an invention patent in the aspect of pyrolysis and gasification treatment of partial domestic garbage, and a Chinese patent with the patent application number of CN201911072448.3, and discloses a pyrolysis and gasification furnace and a pyrolysis and gasification method for urban domestic garbage.

In the prior art, when pyrolysis gasification treatment is performed on plastics, waste tires and the like in domestic garbage by using a pyrolysis furnace, the domestic garbage needs to be cut or damaged and then added into the pyrolysis furnace for treatment, but the garbage added into the pyrolysis furnace is accumulated at the bottom of the pyrolysis furnace every time, so that the garbage with different sizes and granularities is in the same heating area, the treatment efficiency of large and small particles is different, and the garbage treatment efficiency is influenced; and the rubbish of big small granule is piled up together and not only can lead to the efficiency of pyrolysis to reduce, but also can make the rubbish in the outside dissolve earlier and the adhesion on the rubbish in the inboard, leads to follow-up rubbish to be heated inhomogeneous, easily produces poisonous and harmful gas.

Based on the above, the invention designs the domestic garbage pyrolysis gasification treatment equipment to solve the problems.

Disclosure of Invention

The invention aims to provide equipment for pyrolysis and gasification treatment of household garbage, which aims to solve the problems that in the prior art, when pyrolysis and gasification treatment is carried out on plastics, waste tires and the like in the household garbage by using a pyrolysis furnace, the household garbage needs to be cut into pieces or damaged and then is added into the pyrolysis furnace for treatment, but the garbage added into the pyrolysis furnace is accumulated at the bottom of the pyrolysis furnace each time, so that the garbage with different particle sizes is in the same heating area, the treatment efficiency of the large and small particles is different, and the treatment efficiency of the garbage is influenced; and the rubbish of big small granule is piled up together and not only can lead to the efficiency of pyrolysis to reduce, but also can make the rubbish in the outside dissolve earlier and the adhesion on the rubbish in the inboard, leads to follow-up rubbish to be heated inhomogeneous, easily produces the problem of toxic and harmful gas.

In order to achieve the purpose, the invention provides the following technical scheme: a household garbage pyrolysis gasification treatment device comprises a pyrolysis furnace, wherein the bottom of the pyrolysis furnace is communicated with an air inlet pipe, the inner side wall of the pyrolysis furnace is fixedly connected with a fluidized bed, the right side wall of the pyrolysis furnace is provided with a discharge hole positioned above the fluidized bed, the right side wall of the pyrolysis furnace is communicated with an inlet pipe, the left side wall of the pyrolysis furnace is communicated with an exhaust pipe, a rotating shaft is connected between the fluidized bed and the pyrolysis furnace in a rotating mode, the top end of the rotating shaft penetrates through the pyrolysis furnace and is fixedly connected with a driving motor, the driving motor is fixedly connected to the top of the pyrolysis furnace, a first sieve plate is fixedly connected to the outer surface of the rotating shaft, a receiving screen plate is fixedly connected to the inner side wall of the pyrolysis furnace and is positioned below the inlet pipe, the inner end of the receiving screen plate is positioned above the first sieve plate, and a plurality of first connecting blocks in a circumferential array are fixedly connected to the outer side wall of the first sieve plate, a rotating ring is fixedly connected between the first connecting blocks, a plurality of arc rotating plates are rotatably connected on the outer surface of the rotating ring, the arc rotating plates are positioned between and contact with two adjacent first connecting blocks, a mounting ring is fixedly connected on the outer surface of the rotating ring, a plurality of first sliding rods are fixedly connected on the outer surface of the mounting ring, the outer end of each first sliding rod is fixedly connected with a first stop block, an arc vibrating plate is sleeved on the outer surface of each first sliding rod, the bottom of the arc vibrating plate is contacted with the first connecting blocks, a first spring is sleeved on each first sliding rod, one end of each first spring is fixedly connected on the inner side wall of the first stop block, the other end of each first spring is fixedly connected on the outer side wall of the arc vibrating plate, and a U-shaped sliding sleeve is slidably connected between two adjacent arc vibrating plates, the outer side wall of each arc-shaped vibrating plate is fixedly connected with a first guide block, the inner side wall of the pyrolysis furnace is fixedly connected with a plurality of second guide blocks in a circumferential array, the second guide blocks are used for extruding the first guide blocks, the outer surface of each first slide bar is sleeved with a balancing weight, the bottom of the balancing weight is in contact with the top of a first sieve plate, a plurality of mounting grooves are formed in the inner side wall of the pyrolysis furnace, two first guide wheels which are arranged up and down are rotatably connected to the inner side wall of each mounting groove, a plurality of first connecting plates are fixedly connected to the inner side wall of the pyrolysis furnace, a second guide wheel is rotatably connected to the front side wall of each first connecting plate, the top of each balancing weight is fixedly connected with a rope, and the outer end of each rope winds around the second guide wheels and the two first guide wheels and is fixedly connected to the side wall of the arc-shaped rotating plate;

when the garbage thermal decomposition gasification furnace works, in the prior art, when the pyrolysis furnace is used for carrying out thermal decomposition gasification treatment on plastics, waste tires and the like in the household garbage, the household garbage needs to be cut into pieces or damaged and then is added into the pyrolysis furnace for treatment, but the garbage added into the pyrolysis furnace at each time is accumulated at the bottom of the pyrolysis furnace, so that the garbage with different sizes and granularities is in the same heating area, the treatment efficiency of the large and small granules is different, and the garbage treatment efficiency is influenced; when the garbage crusher is used, firstly crushed garbage is added into the pyrolysis furnace from the feeding pipe, then the feeding pipe is sealed, oxygen outside is prevented from continuously entering the pyrolysis furnace, the pyrolysis effect is ensured, the added garbage with different sizes falls on the top of the first sieve plate, at the moment, the arc-shaped rotating plate is in a downward inclined state under the action of gravity, then the driving motor is started to drive the rotating shaft to rotate, the rotating shaft drives the first sieve plate and the first slide rods to simultaneously rotate, so that the balancing weight and the arc-shaped vibrating plate are under the action of centrifugal force, the garbage can slide outwards along the first sliding rod, the counterweight block is heavier and can move outwards in place before the arc-shaped vibration plates, when the counterweight block slides outwards, the arc-shaped rotation plates are pulled by ropes to overturn upwards to enable the arc-shaped rotation plates to overturn to a horizontal position to be in butt joint with the first sieve plate and form a sieving surface by matching with a plurality of first connecting blocks and the first sieve plate, the tops of the arc-shaped rotation plates are contacted with the bottoms of the arc-shaped vibration plates and are matched with U-shaped sliding sleeves in front of two adjacent arc-shaped vibration plates to prevent garbage falling on the tops of the first sieve plate from being directly thrown out, meanwhile, all the arc-shaped vibration plates slide outwards simultaneously to extrude the first springs, and enable the first guide blocks to move to positions capable of acting with the second guide blocks, the two adjacent arc-shaped vibration plates slide in the U-shaped sliding sleeves, and the garbage positioned on the tops of the first sieve plate also moves outwards under the action of centrifugal force, meanwhile, the first sieve plate rotates to enable garbage with smaller granularity to directly fall from the first sieve plate and fall on the top of the bearing screen plate to separate household garbage with different sizes, and when the first sieve plate rotates, the arc-shaped vibration plate liquid rotates ceaselessly to enable the first guide block on the outer side wall of the arc-shaped vibration plate to ceaselessly act on the second guide block, the arc-shaped vibration plate moves ceaselessly back and forth under the action of the first spring to push the household garbage thrown onto the inner side wall of the arc-shaped vibration plate, so that the garbage accumulated on the inner side wall of the arc-shaped vibration plate is pushed to the top of the first sieve plate again to be screened, the garbage is prevented from accumulating on the inner side wall of the arc-shaped vibration plate, the garbage can be sufficiently screened, the garbage with different sizes can be separated more thoroughly, finally, the garbage with small particles can uniformly fall on the bearing screen plate, and the garbage with larger particles can stay on the inner side wall of the arc-shaped vibration plate, after screening for a period of time, the driving motor is turned off, the rotating shaft stops rotating, the balancing weight is lack of centrifugal force, the arc rotating plate rotates downwards again under the action of gravity, the balancing weight is pulled to return to the original position, when the arc rotating plate turns downwards and resets, a gap appears between the arc rotating plate and the arc vibrating plate again, large-particle garbage at the top of the arc rotating plate slides down along the top of the arc rotating plate, the large-particle garbage passes through the outer side of the bearing screen plate and falls on the top of the fluidized bed, the large-particle garbage is positioned below the small-particle garbage, the large-particle garbage is favorably separated and treated, then, the air inlet pipe starts to enter hot air, the hot air contacts the large-particle garbage after passing through the fluidized bed, the large-particle garbage is treated in advance, the hot air flow is utilized to continuously rise, and then the small-particle garbage above is treated, the garbage with different sizes can be pyrolyzed while being equivalent, the treatment efficiency is improved, the household garbage is divided into two groups, the garbage is prevented from being accumulated in a large amount, gas after treatment reaction is discharged from an exhaust pipe, after treatment is finished, a discharge hole is opened, treated waste residues are discharged, one-time garbage pyrolysis is finished, so that when the household garbage is pyrolyzed at each time, the rotating shaft is driven to rotate by using a driving motor, the first sieve plate can sieve by matching with a balancing weight, the arc-shaped rotating plate and the arc-shaped vibrating plate, the garbage with different sizes can be separated, after the sieving is finished, the arc-shaped rotating plate is turned and reset under the action of gravity, the large-particle garbage staying at the top of the first sieve plate is discharged and falls on the top of a fluidized bed, the large-particle garbage is positioned below the small-particle garbage, the large-particle garbage can react with hot air flow in advance, the hot air flow after treatment continues to rise to treat the small-particle garbage, make the treatment time of large granule shorten, improve the efficiency of handling to separate into the part of variation in size with domestic waste, avoided a large amount of domestic waste to pile up the processing, improved the efficiency of pyrolysis, reduce the production of poisonous and harmful gas.

As a further scheme of the invention, two second connecting blocks are fixedly connected to the inner side wall of the pyrolysis furnace, a first guide shell is fixedly connected between the two second connecting blocks, the first guide shell is positioned above the receiving screen plate, a telescopic cylinder is fixedly connected to the bottom of the first screen plate, the bottom end of the telescopic cylinder is rotatably connected with a second guide shell through a bearing, the second guide shell is used for sealing the first guide shell, the second guide shell is positioned below the first guide shell, the second guide shell is positioned inside the receiving screen plate, first connecting rods are fixedly connected to the left side and the right side of the outer surface of the second guide shell, third guide shells are fixedly connected to the outer ends of the two first connecting rods, and a groove for the second connecting block to be embedded is formed in the top of the third guide shell; when the garbage screening machine works, after household garbage is pyrolyzed, grease is often brought out from hot air flow, after large-particle garbage at the bottom is treated, the grease driven by the hot air flow rises and adheres to the outer surface of the first sliding rod, and the sliding of the balancing weight can be influenced, after the garbage is screened, when the garbage needs to be pyrolyzed, the bearing and the second guide shell are driven to rise by using the time-saving air cylinder, meanwhile, the second guide shell drives the third guide shell to rise together through the two first connecting rods, finally, the second guide shell moves to the inner side of the first guide shell, the third guide shell seals the outer side of the second guide shell, the upper part of the mechanisms such as the first sliding rod and the first sieve plate are isolated, the exhaust pipe is positioned below the left side of the first guide shell, so that the treated hot air flow does not pass through the mechanisms such as the first sieve plate and the first sliding rod above, and the grease is prevented from adhering to the surfaces of the mechanisms such as the first sliding rod, influence screening, and when needs screening, telescopic cylinder stretches out, second guide shell breaks away from first guide shell once more with third guide shell, make the tiny particle rubbish that falls from first sieve plate top drop at and accept the otter board top through first guide shell guide, and after the large granule rubbish side that falls from arc rotating plate top passes through first guide shell lateral wall, fall at the fluidized bed top by the guide of third guide shell, make whole process can realize, thereby realize when handling rubbish at every turn, utilize telescopic cylinder to drive second guide shell and third guide shell and rise and dock with first guide shell, keep apart the screening part at top, avoid the grease adhesion in the hot gas flow after handling on mechanisms such as first slide bar on the surface, avoid influencing subsequent screening effect.

As a further scheme of the invention, a first dispersing blade is fixedly connected to the outer surface of the rotating shaft, the first dispersing blade is positioned on the inner side of the bearing screen plate, the bottom of the first dispersing blade is fixedly connected with a plurality of linear array inclined guide plates, and the bottom of each inclined guide plate is in contact with the top of the bearing screen plate; the during operation, because the edge at accepting the otter board is mostly piled up to the tiny particle rubbish that falls on accepting the otter board top through the guide of second guide shell, be unfavorable for the processing to rubbish, through be equipped with the second dispersion leaf in second guide shell bottom, rotate the in-process when the axis of rotation, drive first dispersion leaf and rotate, stir the mixing to the rubbish that falls on accepting the otter board top, and the slant guide board of cooperation first dispersion leaf bottom, constantly guide the transmission with the rubbish inboard in the outside at the rotation in-process, make the even dispersion of rubbish accept the otter board top, be favorable to the pyrolysis treatment to rubbish.

As a further scheme of the invention, a fourth guide shell is fixedly connected to the inner side wall of the pyrolysis furnace, and a plurality of through grooves are formed in the fourth guide shell; the during operation, because the large granule rubbish that falls down after the guide of third guide shell also can pile up at the top of fluidized bed, through fixedly connected with fourth guide shell on the inside wall of pyrolysis oven, utilize the fourth guide shell to guide the large granule rubbish that falls, and because fourth guide shell area is great, make partial rubbish can directly fall from the logical groove of fourth guide shell, the intermediate position of fluidized bed is fallen to the part along the fourth guide shell, make the rubbish that falls can be handled by comparatively even dispersion at the top of fluidized bed, be convenient for subsequent pyrolysis.

As a further scheme of the invention, a scraping frame is fixedly connected to the outer surface of the rotating shaft, and the bottom of the scraping frame is in contact with the top of a fourth guide shell; during operation, when rubbish of great granule falls through the fourth guide shell, can block in logical inslot, can't directly fall, through when the axis of rotation rotates, drive and scrape the work or material rest and rotate, make and scrape the work or material rest and carry out continuous scraping to fourth guide board top, will block and scrape at logical inslot and the rubbish that stops at fourth guide shell top and fall, avoid rubbish to stop at fourth guide shell top.

As a further scheme of the invention, the bottom of the scraping frame is fixedly connected with L-shaped scraping plates, the bottom of each L-shaped scraping plate is fixedly connected with a separation block, and the bottom of each separation block is in contact with the top of the fluidized bed; the during operation is because the rubbish that falls on the fluidized bed top is more for the unable evenly distributed of rubbish influences pyrolysis efficiency at the fluidized bed top, rotates the in-process through scraping the work or material rest, drives the L type and scrapes the flitch and rotate simultaneously, makes a plurality of partitions scrape the rubbish that is in the fluidized bed top simultaneously soon, carries out the equipartition with rubbish, makes the even rubbish of hot gas flow ability handle, improves the pyrolysis treatment efficiency of rubbish.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention utilizes the driving motor to drive the rotating shaft to rotate when the domestic garbage is pyrolyzed each time, and the first sieve plate can sieve the tensioned garbage by matching with the balancing weight, the arc-shaped rotating plate and the arc-shaped vibrating plate, so that the garbage which does not pass through the first sieve plate can be separated, after the screening is finished, the arc-shaped rotating plate is turned over and reset under the action of gravity, so that large-particle garbage staying on the top of the first sieve plate is discharged and falls on the top of the fluidized bed, the large-particle garbage is positioned below the small-particle garbage and can react with hot air flow in advance, the treated hot air flow continuously rises to treat the small-particle garbage, the treatment time of the large particles is shortened, the treatment efficiency is improved, and the household garbage is separated into parts with different sizes, so that the accumulation treatment of a large amount of household garbage is avoided, the pyrolysis efficiency is improved, and the generation of toxic and harmful gases is reduced.

2. According to the invention, after the garbage is screened, when the garbage needs to be pyrolyzed, the bearing and the second guide shell are driven to ascend by using the time-saving cylinder, simultaneously, the second guide shell drives the third guide shell to ascend together by two first connecting rods, finally, the second guide shell moves to the inner side of the first guide shell, the third guide shell seals the outer side of the second guide shell, the upper part of the mechanism such as the first sliding rod and the first sieve plate are isolated, the exhaust pipe is positioned below the left side of the first guide shell, so that the treated hot air flow does not pass through the mechanism such as the first sieve plate and the first sliding rod above, the grease is prevented from being adhered to the surfaces of the mechanism such as the first sliding rod, the screening is influenced, and when the screening is needed, the telescopic cylinder extends out, the second guide shell and the third guide shell are separated from the first guide shell again, so that the small-particle garbage falling from the top of the first sieve plate is guided to fall to the top of the receiving screen plate by the first guide shell, and follow the large granule rubbish side that the arc rotating plate top fell behind first guide shell lateral wall, fall on the fluidized bed top by the guide of third guide shell, make whole process can realize, thereby realize handling rubbish at every turn, utilize telescopic cylinder to drive second guide shell and third guide shell and rise and dock with first guide shell, keep apart the screening part at top, avoid the grease adhesion in the hot gas flow after handling on mechanisms such as first slide bar on the surface, avoid influencing subsequent screening effect.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a first perspective cross-sectional view of the general construction of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

FIG. 3 is a second perspective view of the general construction of the present invention;

FIG. 4 is a schematic structural view of the arc-shaped rotating plate and the U-shaped sliding sleeve of the present invention;

fig. 5 is a schematic structural view of a first sieve plate and a first slide bar of the invention;

fig. 6 is a structural schematic view of a first guide housing and a second guide housing of the present invention;

fig. 7 is a schematic view of a fourth guide housing and a scraper bar according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

the device comprises a pyrolysis furnace 1, an air inlet pipe 2, a fluidized bed 3, a discharge port 4, a feed pipe 5, an exhaust pipe 6, a rotating shaft 7, a driving motor 8, a first sieve plate 9, a receiving screen plate 10, a first connecting block 11, a rotating ring 12, an arc-shaped rotating plate 13, a mounting ring 14, a first sliding rod 15, a first stop block 16, an arc-shaped vibration plate 17, a first spring 18, a U-shaped sliding sleeve 19, a first guide block 20, a second guide block 21, a balancing weight 22, a mounting groove 23, a first guide wheel 24, a first connecting plate 25, a second guide wheel 26, a rope 27, a second connecting block 28, a first guide shell 29, a telescopic cylinder 30, a bearing 31, a second guide shell 32, a first connecting rod 33, a third guide shell 34, a first dispersing blade 35, an inclined guide plate 36, a fourth guide shell 37, a through groove 38, a scraping frame 39, an L-shaped scraping plate 40 and a separating block 41.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: a household garbage pyrolysis gasification treatment device comprises a pyrolysis furnace 1, wherein the bottom of the pyrolysis furnace 1 is communicated with an air inlet pipe 2, the inner side wall of the pyrolysis furnace 1 is fixedly connected with a fluidized bed 3, the right side wall of the pyrolysis furnace 1 is provided with a discharge hole 4 positioned above the fluidized bed 3, the right side wall of the pyrolysis furnace 1 is communicated with an air inlet pipe 5, the left side wall of the pyrolysis furnace 1 is communicated with an exhaust pipe 6, a rotating shaft 7 is jointly and rotatably connected between the fluidized bed 3 and the pyrolysis furnace 1, the top end of the rotating shaft 7 penetrates through the pyrolysis furnace 1 and is fixedly connected with a driving motor 8, the driving motor 8 is fixedly connected with the top of the pyrolysis furnace 1, the outer surface of the rotating shaft 7 is fixedly connected with a first sieve plate 9, the inner side wall of the pyrolysis furnace 1 is fixedly connected with a bearing screen plate 10, the bearing screen plate 10 is positioned below a first sieve plate 9, the inner end of the air inlet pipe 5 is positioned above the first sieve plate 9, the outer side wall of the first sieve plate 9 is fixedly connected with a plurality of first connecting blocks 11 in a circumferential array, a rotating ring 12 is fixedly connected between the first connecting blocks 11, a plurality of arc rotating plates 13 are rotatably connected on the outer surface of the rotating ring 12, the arc rotating plates 13 are positioned between and contacted with two adjacent first connecting blocks 11, a mounting ring 14 is fixedly connected on the outer surface of the rotating shaft 7, a plurality of first slide bars 15 are fixedly connected on the outer surface of the mounting ring 14, the outer end of each first slide bar 15 is fixedly connected with a first stop block 16, an arc vibrating plate 17 is sleeved on the outer surface of each first slide bar 15, the bottom of the arc vibrating plate 17 is contacted with the first connecting blocks 11, a first spring 18 is sleeved on each first slide bar 15, one end of the first spring 18 is fixedly connected on the inner side wall of the first stop block 16, the other end is fixedly connected on the outer side wall of the arc vibrating plate 17, and a U-shaped sliding sleeve 19 is slidably connected between two adjacent arc vibrating plates 17, the outer side wall of each arc-shaped vibration plate 17 is fixedly connected with a first guide block 20, the inner side wall of the pyrolysis furnace 1 is fixedly connected with a plurality of second guide blocks 21 in a circumferential array, the second guide blocks 21 are used for extruding the first guide blocks 20, the outer surface of each first slide bar 15 is sleeved with a balancing weight 22, the bottom of the balancing weight 22 is contacted with the top of the first sieve plate 9, the inner side wall of the pyrolysis furnace 1 is provided with a plurality of mounting grooves 23, the inner side wall of each mounting groove 23 is rotatably connected with two first guide wheels 24 which are arranged up and down, the inner side wall of the pyrolysis furnace 1 is fixedly connected with a plurality of first connecting plates 25, the front side wall of each first connecting plate 25 is rotatably connected with a second guide wheel 26, the top of each balancing weight 22 is fixedly connected with a rope 27, and the outer end of each rope 27 bypasses the second guide wheels 26 and the two first guide wheels 24 and is fixedly connected to the side wall of the arc-shaped rotation plate 13;

when the garbage thermal decomposition gasification furnace works, in the prior art, when the pyrolysis furnace is used for carrying out thermal decomposition gasification treatment on plastics, waste tires and the like in the household garbage, the household garbage needs to be cut into pieces or damaged and then is added into the pyrolysis furnace for treatment, but the garbage added into the pyrolysis furnace at each time is accumulated at the bottom of the pyrolysis furnace, so that the garbage with different sizes and granularities is in the same heating area, the treatment efficiency of the large and small granules is different, and the garbage treatment efficiency is influenced; when the garbage bin is used, firstly crushed garbage is added into the pyrolysis furnace 1 from the feeding pipe 5, then the feeding pipe 5 is sealed, oxygen outside is prevented from continuously entering the pyrolysis furnace, the pyrolysis effect is ensured, the added garbage with different sizes falls on the top of the first sieve plate 9, at the moment, the arc-shaped rotating plate 13 is in a downward inclined state under the action of gravity, then the driving motor 8 is started to drive the rotating shaft 7 to rotate, the rotating shaft 7 drives the first sieve plate 9 and the first slide rods 15 to simultaneously rotate, so that the counter weight 22 and the arc-shaped vibration plate 17 are under the action of centrifugal force, the garbage can slide outwards along the first sliding rod 15, the counterweight 22 is heavy and can move outwards in place before the arc-shaped vibration plate 17, when the counterweight 22 slides outwards, the arc-shaped rotation plate 13 is pulled to turn upwards through the rope 27 so that the arc-shaped rotation plate 13 turns to the horizontal position and is butted with the first sieve plate 9, and the first connecting blocks 11 are matched with the first sieve plate 9 to form a sieving surface, the top of the arc-shaped rotation plate 13 is contacted with the bottom of the arc-shaped vibration plate 17 and is matched with the U-shaped sliding sleeves 19 in front of two adjacent arc-shaped vibration plates 17 so as to prevent the garbage falling on the top of the first sieve plate 9 from being directly thrown out, meanwhile, the arc-shaped vibration plates 17 simultaneously slide outwards to extrude the first spring 18 and enable the first guide blocks 20 to move to the positions capable of acting with the second guide blocks 21, the two adjacent arc-shaped vibration plates 17 slide in the U-shaped sliding sleeves 19, and the garbage at the top of the first sieve plate 9 also moves outwards under the action of centrifugal force, meanwhile, the first sieve plate 9 rotates, so that garbage with smaller granularity directly falls from the first sieve plate 9 and falls on the top of the accepting screen plate 10 to separate household garbage with different sizes, and when the first sieve plate 9 rotates, the arc-shaped vibration plate 17 rotates ceaselessly along with liquid, so that the first guide block 20 on the outer side wall of the arc-shaped vibration plate 17 ceaselessly acts on the second guide block 21, and the arc-shaped vibration plate 17 moves ceaselessly back and forth under the action of the first spring 18 to push the household garbage thrown onto the inner side wall of the arc-shaped vibration plate 17, so that the garbage accumulated on the inner side wall of the arc-shaped vibration plate 17 is pushed to the top of the first sieve plate 9 again to be screened, the garbage is prevented from accumulating on the inner side wall of the arc-shaped vibration plate 17, the garbage can be fully screened, the garbage with different sizes can be more thoroughly separated, and finally, small-particle garbage can uniformly fall on the accepting screen plate 10, and the larger rubbish stays on the inner side wall of the arc-shaped vibration plate 17, after a period of time, the driving motor 8 is turned off, the rotation shaft 7 stops rotating, the counter weight 22 lacks the centrifugal force effect, the arc-shaped rotation plate 13 rotates downwards again under the action of gravity, meanwhile, the counter weight 22 is pulled to return to the original position, when the arc-shaped rotation plate 13 is turned downwards and reset, the gap between the arc-shaped rotation plate 13 and the arc-shaped vibration plate 17 appears again, so that the large rubbish at the top of the arc-shaped rotation plate 13 slides down along the top of the arc-shaped rotation plate 13, the large rubbish falls on the top of the fluidized bed 3 after passing through the outer side of the bearing net plate 10, so that the large rubbish is positioned below the small rubbish, the separation treatment of the big rubbish and the small rubbish is facilitated, then, the air inlet pipe 2 starts to enter hot air, the hot air is in contact with the big rubbish after passing through the fluidized bed 3, the large-particle garbage is treated in advance, the utilized hot air flow continues to rise, the small-particle garbage above the large-particle garbage is treated, the garbage with different sizes can be pyrolyzed while being equivalent, the treatment efficiency is improved, the household garbage is divided into two groups, the garbage is prevented from being accumulated in a large amount, gas after treatment reaction is discharged from the exhaust pipe 6, after treatment is completed, the discharge port 4 is opened, the treated waste residues are discharged, one-time garbage pyrolysis is completed, the household garbage is pyrolyzed at each time, the rotating shaft 7 is driven to rotate by the driving motor 8, the first sieve plate 9 can be screened by tightening by matching with the balancing weight 22, the arc rotating plate 13 and the arc vibrating plate 17, the garbage with different sizes can be separated, after screening is completed, the arc rotating plate 13 is overturned and reset under the action of gravity, and the large-particle garbage staying at the top of the first sieve plate 9 is discharged, fall on fluidized bed 3 top for large granule rubbish is in the below of tiny particle rubbish, can react with the hot gas flow in advance, and the hot gas flow after handling continues to rise and is handling tiny particle rubbish, makes the treatment time of large granule shorten, improves the efficiency of handling, and separates into the part of variation in size with domestic waste, has avoided a large amount of domestic waste to pile up the processing, has improved the efficiency of pyrolysis, reduces poisonous and harmful gas's production.

As a further scheme of the invention, two second connecting blocks 28 are fixedly connected to the inner side wall of the pyrolysis furnace 1, a first guide shell 29 is fixedly connected between the two second connecting blocks 28, the first guide shell 29 is positioned above the receiving screen 10, a telescopic cylinder 30 is fixedly connected to the bottom of the first screen plate 9, the bottom end of the telescopic cylinder 30 is rotatably connected with a second guide shell 32 through a bearing 31, the second guide shell 32 is used for sealing the first guide shell 29, the second guide shell 32 is positioned below the first guide shell 29, the second guide shell 32 is positioned inside the receiving screen 10, first connecting rods 33 are fixedly connected to the left side and the right side of the outer surface of the second guide shell 32, third guide shells 34 are fixedly connected to the outer ends of the two first connecting rods 33, and a groove for the second connecting blocks 28 to be embedded into is formed in the top of the third guide shell 34; when the garbage screening machine works, because the household garbage is pyrolyzed, grease is often brought out from hot air flow, when large-particle garbage at the bottom is treated, the grease driven by the hot air flow rises and adheres to the outer surface of the first sliding rod 15, and the sliding of the balancing weight 22 is possibly influenced, when the garbage is required to be pyrolyzed after the garbage is screened, the bearing 31 and the second guiding shell 32 are driven to rise by using the time-saving air cylinder, meanwhile, the second guiding shell 32 drives the third guiding shell 34 to rise together by the two first connecting rods 33, finally, the second guiding shell 32 moves to the inner side of the first guiding shell 29, the third guiding shell 34 seals the outer side of the second guiding shell 32, the upper part of the mechanisms such as the first sliding rod 15 and the first sieve plate 9 are isolated, the exhaust pipe 6 is positioned below the left side of the first guiding shell 29, so that the treated hot air flow is not positioned in the mechanisms such as the first sieve plate 9 and the first sliding rod 15 which pass through the upper part, the grease is prevented from being adhered to the surfaces of the first sliding rod 15 and other mechanisms to influence the screening, and when the screening is needed, the telescopic cylinder 30 is extended, the second guide housing 32 and the third guide housing 34 are separated from the first guide housing 29 again, so that the small particle garbage falling from the top of the first screen plate 9 is guided by the first guide shell 29 to fall on the top of the receiving screen plate 10, and the large-particle trash falling from the top of the arc-shaped rotating plate 13 passes through the outer side wall of the first guide shell 29, guided by the third guide shell 34, to fall on top of the fluidized bed 3, so that the whole process can be carried out, therefore, when garbage is treated at each time, the telescopic cylinder 30 is utilized to drive the second guide shell 32 and the third guide shell 34 to ascend to be in butt joint with the first guide shell 29, the screening part at the top is isolated, grease in treated hot air flow is prevented from being adhered to the surfaces of the mechanisms such as the first slide bar 15, and the subsequent screening effect is prevented from being influenced.

As a further scheme of the invention, the outer surface of the rotating shaft 7 is fixedly connected with a first dispersing blade 35, the first dispersing blade 35 is positioned at the inner side of the bearing net plate 10, the bottom of the first dispersing blade 35 is fixedly connected with a plurality of linear array inclined guide plates 36, and the bottom of the inclined guide plates 36 is in contact with the top of the bearing net plate 10; during operation, because the edge at accepting otter board 10 is mostly piled up to the tiny particle rubbish that falls into accepting the otter board 10 top through the guide of second guide shell 32, be unfavorable for the processing to rubbish, through be equipped with the second dispersion leaf in second guide shell 32 bottom, in axis of rotation 7 rotation process, drive first dispersion leaf 35 and rotate, stir the mixing to the rubbish that falls into accepting the otter board 10 top, and cooperate the slant guide board 36 of first dispersion leaf 35 bottom, constantly guide the transmission with the rubbish inboard in the outside at the rotation in-process, make the even dispersion of rubbish accept otter board 10 top, be favorable to the pyrolysis treatment to rubbish.

As a further scheme of the invention, a fourth guide shell 37 is fixedly connected to the inner side wall of the pyrolysis furnace 1, and a plurality of through grooves 38 are formed in the fourth guide shell 37; in operation, because the large granule rubbish that falls down after the guide of third guide shell 34 also can pile up at the top of fluidized bed 3, through fixedly connected with fourth guide shell 37 on the pyrolysis oven 1 inside wall, utilize fourth guide shell 37 to guide the large granule rubbish that falls, and because fourth guide shell 37 area is great, make partial rubbish can directly fall from fourth guide shell 37's logical groove 38, the intermediate position of fluidized bed 3 is fallen to the part along fourth guide shell 37, make the rubbish that falls can be by comparatively even dispersion at the top of fluidized bed 3, be convenient for subsequent pyrolysis treatment.

As a further scheme of the present invention, a material scraping frame 39 is fixedly connected to the outer surface of the rotating shaft 7, and the bottom of the material scraping frame 39 contacts with the top of the fourth guide shell 37; during operation, because the rubbish of great granule when falling through fourth guide shell 37, can block in logical groove 38, can't directly fall down, through when axis of rotation 7 rotates, drive and scrape the work or material rest 39 and rotate, make and scrape the work or material rest 39 and carry out continuous scraping to fourth guide board top, will block and scrape at logical groove 38 and the rubbish that stops at fourth guide shell 37 top, avoid rubbish to stop at fourth guide shell 37 top.

As a further scheme of the invention, the bottom of the scraping frame 39 is fixedly connected with L-shaped scraping plates 40, the bottom of each L-shaped scraping plate 40 is fixedly connected with a separating block 41, and the bottom of each separating block 41 is in contact with the top of the fluidized bed 3; the during operation, because the rubbish that falls on 3 tops of fluidized bed is more for the unable evenly distributed of rubbish influences pyrolysis efficiency at 3 tops of fluidized bed, rotates the in-process through scraping work or material rest 39, drives the L type and scrapes flitch 40 and rotate simultaneously, makes a plurality of divisions scrape the rubbish that is in 3 tops of fluidized bed simultaneously soon, carries out the equipartition with rubbish, makes the even rubbish of hot gas flow ability handle, improves the pyrolysis treatment efficiency of rubbish.

The working principle is as follows: when the invention is used, firstly, crushed garbage is added into a pyrolysis furnace 1 from a feeding pipe 5, then the feeding pipe 5 is sealed, oxygen outside is prevented from continuously entering the pyrolysis furnace, the pyrolysis effect is ensured, the added garbage with different sizes and particles falls on the top of a first sieve plate 9, at the moment, an arc-shaped rotating plate 13 is in a downward inclined state under the action of gravity, then, a driving motor 8 is started to drive a rotating shaft 7 to rotate, the rotating shaft 7 drives the first sieve plate 9 and a plurality of first sliding rods 15 to simultaneously rotate, so that a balancing weight 22 and an arc-shaped vibrating plate 17 slide outwards along the first sliding rods 15 under the action of centrifugal force, because the balancing weight 22 is heavy, the balancing weight can firstly move outwards to a position in place before the arc-shaped vibrating plate 17, when the balancing weight 22 slides outwards, the arc-shaped rotating plate 13 is pulled to turn upwards through a rope 27, so that the arc-shaped rotating plate 13 turns to a horizontal position, the garbage separating device is butted with a first sieve plate 9, a plurality of first connecting blocks 11 are matched with the first sieve plate 9 to form a sieving surface, the top of an arc-shaped rotating plate 13 is contacted with the bottom of an arc-shaped vibrating plate 17, a U-shaped sliding sleeve 19 in front of two adjacent arc-shaped vibrating plates 17 is matched to prevent garbage falling on the top of the first sieve plate 9 from being thrown out directly, meanwhile, the arc-shaped vibrating plates 17 slide outwards at the same time to extrude a first spring 18 and enable a first guide block 20 to move to a position capable of acting with a second guide block 21, two adjacent arc-shaped vibrating plates 17 slide in the U-shaped sliding sleeve 19, garbage at the top of the first sieve plate 9 also moves outwards under the action of centrifugal force, meanwhile, the first sieve plate 9 rotates to enable garbage with smaller granularity to fall from the first sieve plate 9 directly and fall on the top of a bearing screen plate 10 to separate household garbage with different sizes, and when the first sieve plate 9 rotates, the arc-shaped vibration plate 17 rotates ceaselessly with liquid, so that the first guide block 20 on the outer side wall of the arc-shaped vibration plate 17 ceaselessly acts on the second guide block 21, the action of the first spring 18 is matched, the arc-shaped vibration plate 17 moves ceaselessly back and forth, domestic garbage thrown onto the inner side wall of the arc-shaped vibration plate 17 is pushed, garbage accumulated on the inner side wall of the arc-shaped vibration plate 17 is pushed to the top of the first sieve plate 9 again for sieving, the garbage is prevented from accumulating on the inner side wall of the arc-shaped vibration plate 17, the garbage can be fully sieved, the garbage with different magnitudes and magnitudes can be more thoroughly separated, finally, the small-particle garbage uniformly falls on the bearing screen plate 10, the larger-particle garbage stays on the inner side wall of the arc-shaped vibration plate 17, the driving motor 8 is closed after sieving for a period of time, the rotation shaft 7 stops rotating, and the balancing weight 22 lacks centrifugal force, the arc-shaped rotating plate 13 rotates downwards again under the action of gravity, the balancing weight 22 is pulled to return to the original position, when the arc-shaped rotating plate 13 is turned downwards and reset, a gap appears again between the arc-shaped rotating plate 13 and the arc-shaped vibration plate 17, so that large-particle garbage at the top of the arc-shaped rotating plate 13 slides down along the top of the arc-shaped rotating plate 13, the large-particle garbage falls on the top of the fluidized bed 3 through the outer side of the carrying net plate 10, the large-particle garbage is positioned below the small-particle garbage, the separation treatment on the large-particle garbage is facilitated, then the air inlet pipe 2 starts to enter hot air, the hot air passes through the fluidized bed 3 and contacts with the large-particle garbage, the large-particle garbage is treated in advance, the utilized hot air flow continues to rise, the small-particle garbage above is treated, and the garbage with different sizes can be pyrolyzed at the same time, the treatment efficiency is improved, and the household garbage is divided into two groups, so that the garbage is prevented from being accumulated in a large quantity, the gas after the treatment reaction is discharged from the exhaust pipe 6, and after the treatment is completed, the discharge port 4 is opened, the treated waste residue is discharged, and the garbage pyrolysis is completed.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a domestic waste pyrolysis gasification treatment is equipped, includes pyrolysis oven (1), its characterized in that: the bottom of the pyrolysis furnace (1) is communicated with an air inlet pipe (2), the inner side wall of the pyrolysis furnace (1) is fixedly connected with a fluidized bed (3), the right side wall of the pyrolysis furnace (1) is provided with a discharge hole (4) above the fluidized bed (3), the right side wall of the pyrolysis furnace (1) is communicated with an inlet pipe (5), the left side wall of the pyrolysis furnace (1) is communicated with an exhaust pipe (6), the fluidized bed (3) and the pyrolysis furnace (1) are connected with a rotating shaft (7) in a common rotating manner, the top end of the rotating shaft (7) penetrates through the pyrolysis furnace (1) and is fixedly connected with a driving motor (8), the driving motor (8) is fixedly connected with the top of the pyrolysis furnace (1), the outer surface of the rotating shaft (7) is fixedly connected with a first sieve plate (9), and the inner side wall of the pyrolysis furnace (1) is fixedly connected with a bearing screen plate (10), the bearing net plate (10) is located below a first sieve plate (9), the inner end of the inlet pipe (5) is located above the first sieve plate (9), a plurality of first connecting blocks (11) which are in a circumferential array are fixedly connected to the outer side wall of the first sieve plate (9), a plurality of rotating rings (12) are fixedly connected between the first connecting blocks (11) together, a plurality of arc rotating plates (13) are rotatably connected to the outer surface of each rotating ring (12), the arc rotating plates (13) are located between every two adjacent first connecting blocks (11) and are in contact with each other, a mounting ring (14) is fixedly connected to the outer surface of the rotating shaft (7), a plurality of first sliding rods (15) are fixedly connected to the outer surface of the mounting ring (14), a first stop block (16) is fixedly connected to the outer end of each first sliding rod (15), and an arc vibrating plate (17) is sleeved on the outer surface of each first sliding rod (15), the bottom of the arc-shaped vibration plate (17) is in contact with a first connecting block (11), each first sliding rod (15) is sleeved with a first spring (18), one end of each first spring (18) is fixedly connected to the inner side wall of the first stop block (16), the other end of each first spring is fixedly connected to the outer side wall of the arc-shaped vibration plate (17), two adjacent arc-shaped vibration plates (17) are connected with a U-shaped sliding sleeve (19) in a sliding mode, each arc-shaped vibration plate (17) is fixedly connected to a first guide block (20) on the outer side wall, a plurality of second guide blocks (21) in a circumferential array are fixedly connected to the inner side wall of the pyrolysis furnace (1), the second guide blocks (21) are used for extruding the first guide blocks (20), each first sliding rod (15) is sleeved with a balancing weight (22) on the outer surface, and the bottom of the balancing weight (22) is in contact with the top of a first sieve plate (9), a plurality of mounting grooves (23) have been seted up on pyrolysis oven (1) inside wall, every all rotate on mounting groove (23) inside wall and be connected with two first guide pulley (24) of arranging from top to bottom, a plurality of first connecting plate (25) of fixedly connected with on pyrolysis oven (1) inside wall, it is connected with second guide pulley (26) to rotate on the lateral wall before first connecting plate (25), every equal fixedly connected with rope (27) in balancing weight (22) top, every second guide pulley (26) and two first guide pulley (24) and fixed connection are all walked around to rope (27) outer end on arc rotor plate (13) lateral wall.

2. The domestic waste pyrolysis gasification treatment equipment of claim 1, wherein: the inner side wall of the pyrolysis furnace (1) is fixedly connected with two second connecting blocks (28), a first guide shell (29) is fixedly connected between the two second connecting blocks (28) together, the first guide shell (29) is positioned above the bearing screen plate (10), the bottom of the first sieve plate (9) is fixedly connected with a telescopic cylinder (30), the bottom end of the telescopic cylinder (30) is rotatably connected with a second guide shell (32) through a bearing (31), the second guide shell (32) is used for sealing the first guide shell (29), the second guide shell (32) is positioned below the first guide shell (29), the second guide shell (32) is positioned on the inner side of the bearing screen plate (10), the left side and the right side of the outer surface of the second guide shell (32) are fixedly connected with first connecting rods (33), and the outer ends of the two first connecting rods (33) are fixedly connected with a third guide shell (34) together, the top of the third guide shell (34) is provided with a groove for embedding the second connecting block (28).

3. The domestic waste pyrolysis gasification treatment equipment of claim 2, wherein: the screen plate comprises a rotating shaft (7), wherein a first dispersing blade (35) is fixedly connected to the outer surface of the rotating shaft (7), the first dispersing blade (35) is located on the inner side of a bearing screen plate (10), a plurality of linear arrays of oblique guide plates (36) are fixedly connected to the bottoms of the first dispersing blade (35), and the bottoms of the oblique guide plates (36) are in contact with the top of the bearing screen plate (10).

4. The domestic waste pyrolysis gasification treatment equipment of claim 3, wherein: fixedly connected with fourth guide shell (37) on the inside wall of pyrolysis oven (1), a plurality of logical grooves (38) have been seted up to fourth guide shell (37) inside.

5. The domestic waste pyrolysis gasification treatment equipment of claim 4, wherein: the outer surface of the rotating shaft (7) is fixedly connected with a material scraping frame (39), and the bottom of the material scraping frame (39) is in contact with the top of the fourth guide shell (37).

6. The domestic waste pyrolysis gasification treatment equipment of claim 5, wherein: the bottom of the material scraping frame (39) is fixedly connected with an L-shaped material scraping plate (40), the bottom of each L-shaped material scraping plate (40) is fixedly connected with a separation block (41), and the bottom of each separation block (41) is in contact with the top of the fluidized bed (3).