CN108704443A - A kind of small refuse incinerator flue gas adsorption tower and flue gas purifying method - Google Patents
A kind of small refuse incinerator flue gas adsorption tower and flue gas purifying method Download PDFInfo
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- CN108704443A CN108704443A CN201810894673.4A CN201810894673A CN108704443A CN 108704443 A CN108704443 A CN 108704443A CN 201810894673 A CN201810894673 A CN 201810894673A CN 108704443 A CN108704443 A CN 108704443A
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- flue gas
- adsorption tower
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- barrel
- pipe
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- 239000003546 flue gas Substances 0.000 title claims abstract description 111
- 238000001179 sorption measurement Methods 0.000 title claims abstract description 111
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 108
- 238000000034 method Methods 0.000 title claims abstract description 14
- 239000007789 gas Substances 0.000 claims abstract description 73
- 238000004140 cleaning Methods 0.000 claims abstract description 58
- 238000004056 waste incineration Methods 0.000 claims abstract description 13
- 238000001816 cooling Methods 0.000 claims abstract description 9
- 239000000203 mixture Substances 0.000 claims abstract description 3
- 239000000779 smoke Substances 0.000 claims description 29
- 238000010521 absorption reaction Methods 0.000 claims description 28
- 235000019504 cigarettes Nutrition 0.000 claims description 24
- 238000007789 sealing Methods 0.000 claims description 24
- 239000007788 liquid Substances 0.000 claims description 19
- 239000000571 coke Substances 0.000 claims description 8
- 230000007246 mechanism Effects 0.000 claims description 8
- 239000000919 ceramic Substances 0.000 claims description 6
- 230000001965 increasing effect Effects 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 2
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 239000000126 substance Substances 0.000 abstract description 16
- 238000000746 purification Methods 0.000 abstract description 8
- 238000010828 elution Methods 0.000 abstract description 4
- 230000002708 enhancing effect Effects 0.000 abstract description 2
- 239000010813 municipal solid waste Substances 0.000 description 18
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 17
- 239000000243 solution Substances 0.000 description 14
- 239000000463 material Substances 0.000 description 12
- 230000000694 effects Effects 0.000 description 10
- 239000000084 colloidal system Substances 0.000 description 9
- 239000000945 filler Substances 0.000 description 9
- 239000007921 spray Substances 0.000 description 9
- 239000003517 fume Substances 0.000 description 8
- 238000012545 processing Methods 0.000 description 8
- 239000002699 waste material Substances 0.000 description 8
- 229930195733 hydrocarbon Natural products 0.000 description 7
- 150000002430 hydrocarbons Chemical class 0.000 description 7
- 238000005507 spraying Methods 0.000 description 7
- 238000011144 upstream manufacturing Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000011069 regeneration method Methods 0.000 description 5
- 239000004215 Carbon black (E152) Substances 0.000 description 4
- 235000002918 Fraxinus excelsior Nutrition 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000002956 ash Substances 0.000 description 4
- 238000007664 blowing Methods 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 239000008399 tap water Substances 0.000 description 4
- 235000020679 tap water Nutrition 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- -1 carbon hydrogen compound Chemical class 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 235000013399 edible fruits Nutrition 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000008929 regeneration Effects 0.000 description 3
- 239000011269 tar Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000003463 adsorbent Substances 0.000 description 2
- 239000012670 alkaline solution Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000003610 charcoal Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000011143 downstream manufacturing Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000008206 lipophilic material Substances 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 241000237942 Conidae Species 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000003500 flue dust Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
- B01D53/0407—Constructional details of adsorbing systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
- B01D53/0407—Constructional details of adsorbing systems
- B01D53/0423—Beds in columns
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
- B01D53/0407—Constructional details of adsorbing systems
- B01D53/0446—Means for feeding or distributing gases
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/702—Hydrocarbons
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
- B01D2258/0291—Flue gases from waste incineration plants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/40083—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/41—Further details for adsorption processes and devices using plural beds of the same adsorbent in series
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
Abstract
A kind of the flue gas adsorption tower and flue gas purifying method of small refuse incinerator, adsorption tower includes barrel, absorbing unit, cleaning system, flue gas inlet tube and exhanst gas outlet, and the flue gas that waste incineration generates is allowed to enter the absorbing unit in barrel from flue gas inlet tube；When waste incineration, absorbing unit adsorbs sticking composition in flue gas, is purified, and purified flue gas is discharged from exhanst gas outlet；Waste incineration is complete and after cooling down, and is cleaned to absorbing unit by cleaning system, ability of the enhancing absorbing unit to gas cleaning.Cleaning system partly serves as elution, cooling, promotes harmful substance that the elution function being precipitated from flue gas occurs, be more advantageous to the purification of flue gas when adsorption tower works.
Description
Technical field
The present invention relates to incineration flue gas of household garbage disposal field more particularly to a kind of Small-sized living garbage incinerator flue gases
Pre-processing device before into after-treatment system.
Background technology
Small incinerator has advantage for solving country life rubbish, but its one of Important Problems faced is to burn
Fume treatment is up to standard.Since the ingredient of house refuse, state are all extremely complex, and with season, region, living habit difference and
Variation is especially big, causes incineration flue gas ingredient extremely complex and changeable.
Due to always containing the high molecular materials components such as plastics, rubber in rubbish, so containing kind in flue gas of refuse burning
The numerous various hydrocarbons of class, the especially longer hydrocarbon of those strands, once there is smoke temperature change,
It can undergo phase transition, then sweep along particle matter, liquid water and other substances in flue gas, formation viscosity is prodigious, is in pitch
The substance of shape, before the processing links that these substances continue after entering, it is necessary to be removed, otherwise these matter-poles are easily adhered to
The outer wall of pipeline, equipment causes line clogging, equipment failure, huge impact but will be formed to after-treatment system, after causing
It is not up to standard to manage unstable system operation, reliability reduction, the lost of life, or even discharge.
It is very effective facts proved that cutting down non-gaseous carbon hydrogen compound in flue gas of refuse burning using absorption method, this
Kind of method is by selecting material porous, that body surface area is big to be used as adsorbing medium, when flue gas seepage flow passes through adsorbing medium, wherein shape
It can be based on the mechanism such as collision, interception, diffusion at the hydrocarbon particle of on-gaseous to be trapped by adsorbing medium, be subsequently deposited upon suction
On attached medium, the purification to flue gas is realized.But there are one drawbacks namely adsorbing medium to work a period of time for this method
Afterwards, since interceptor can gradually cause adsorbing medium gap to block, cause filtrational resistance that can become increasing, or even once stop
Machine, such as incinerator do not work for a period of time, can block completely.At this moment it needs to replace adsorbing medium.
When adsorbing medium is replaced, traditional mode is first to decompose adsorption tower, and old adsorbing medium is disassembled, and will be new
Adsorbing medium installation enter, then install adsorption tower.Due to each section of adsorption tower, including adsorbing medium, often all paste is full
The colloid of pitch shape, so replacing, adsorbing medium is very inconvenient, and time-consuming and laborious and working environment is severe；In addition absorption is situated between
It is upright connect replace it is also very uneconomical, increase operating cost, also form new rubbish, and be industrial refuse.
As can developing a kind of adsorbing medium for colloid in incineration flue gas of household garbage and relevant equipment, ensureing
Under the premise of target contaminant removal effect, it can realize the regeneration of adsorbing medium and adsorbing medium is significantly greatly increased
Regeneration period, moreover it is possible to it is very convenient when adsorbing medium regenerates to be disassembled and installed, skill is purified to incineration flue gas of household garbage
The development of art research is of great significance.
Find that following patent and the present invention have similarity by country's retrieval：
Application No. is CN201710282602.4, the invention of entitled " flue gas of refuse burning spray cleaning device " is related to a kind of rubbish
Rubbish incineration flue gas spray cleaning device, includes the spray column with top gas outlet and bottom air inlet, the spray column it is interior
Chamber is separated into upper layer and lower layer spray region, respectively the lye spraying zone on upper layer and the tap water spraying zone of lower layer, the lye
It is connected to by air channel between spraying zone and tap water spraying zone；The top gas outlet is equipped with demister；The lye
Bank bit is connect in the lower section of liquid separatnig plate and with alkali liquid tank, and lower part connects lye pump by pipeline, and the outlet end of lye pump is logical
Piping connects the nozzle, and the bottom of lye memory block is equipped with self-draining valve；The tap water spraying zone includes originally
(operating) water nozzle, lower layer's filler, the originally (operating) water nozzle are connect with water pump.The present invention can be automatic according to pollutant concentration in exiting flue gas
Regulate and control tap water and lye spray flux, efficiently removes sour gas and flue dust in flue gas, sodium hydroxide concentration is greatly lowered
And energy consumption, and anti-locking apparatus internal junction salt.
Application No. is CN201611178104.7, entitled " a kind of small-sized rubbish incinerator and its flue gas purification system
Application " a kind of application of the flue gas purification system of small-sized rubbish incinerator of disclosure of the invention, the flue gas of waste incinerator
Outlet is connected with the gas inlet of deacidifying device, and the exhanst gas outlet of deacidifying device is connected with the gas inlet of dust-extraction unit, dedusting
The exhanst gas outlet of device is connected with the gas inlet of adsorbent equipment, the exhanst gas outlet of adsorbent equipment and the gas inlet phase of air-introduced machine
Even, the exhanst gas outlet of air-introduced machine is connected with the gas inlet of threeway, and the one outlet of threeway is connect with chimney, threeway another
Outlet is connect by fume pipe with biofilter；The centre of biofilter is aerial, and bottom is basic aqueous layer, and top is divided into haydite layer
And it is layered on the biological soil layer on the haydite layer；Fume pipe is extend into basic aqueous layer.The present invention is that one kind is being not required to appoint
Under conditions of what extra fuel, using high temperature caused by waste incineration in stove, the harmful components in flue gas is decomposed, are greatly improved
The application of the flue gas purification system of the small-sized rubbish incinerator of purified treatment efficiency.
Although the above patent and flue gas of refuse burning processing system, above-mentioned patent is not using in absorbing unit
Adsorbing medium carrys out purifying smoke, and the component of cleaning recycling is not also carried out to absorbing unit.In addition in above-mentioned patent, application number
The technical issues of invention for CN201710282602.4 is solution anti-locking apparatus internal junction salt, and application No. is
The invention of CN201611178104.7 is to solve how to decompose the harmful components in flue gas.These with solved in the application it is how clear
Remove, tough various hydrocarbons in purifying smoke the technical issues of be different.
Invention content
The technical problem to be solved by the present invention is to：The viscosity how to remove, purified in the flue gas generated when waste incineration is big
Various hydrocarbons, prevent flue gas block exhaust gases passes.
Needle is with the above problem, technical solution proposed by the present invention：A kind of small refuse incinerator flue gas adsorption tower, absorption
Tower lower end is provided with flue gas inlet tube, and the upper end of adsorption tower is provided with exhanst gas outlet, including barrel, absorbing unit and cleaning system, institute
The barrel top stated is equipped with the upper conical shell with exhanst gas outlet, and lower part is equipped with the lower conical shell with drain pipe；Absorption is equipped in adsorption tower
The side of unit, absorbing unit is mounted on barrel, and cleaning system is put in outside barrel in barrel, can be carried out to absorbing unit clear
It washes.
Further, absorbing unit includes annular wall, air permeable plate and adsorbing medium, and the bottom of the annular wall, which is equipped with, breathes freely
Adsorbing medium is filled in plate, the space on the air permeable plate, within annular wall, and the annular wall outer side surface is equipped with interior close
Sealing assembly and exterior seal assembly；The sealing surface of the interior sealing component is periphery, and the sealing surface of the exterior seal assembly is
Inner headed face.
Further, installing port is provided on barrel, absorbing unit is hinged on by hinge on barrel, and absorbing unit can be with
Hinge is rotary shaft, and adsorption tower is rotated into or produced from installing port；Adsorbing medium is equipped in absorbing unit, adsorbing medium is stainless
It is one or more in steel wire winding group, haydite, foamed ceramics, coke；Supporting mechanism, supporting mechanism are further fixed in adsorption tower
It is located at the lower section of absorbing unit, and supports absorbing unit.
Further, cleaning system includes nozzle, ring pipe, branch pipe and general piping for liquids；The nozzle is connected to ring pipe,
The ring pipe is located at the inside of barrel, and the ring pipe is connected to branch pipe, and the branch pipe passes through barrel and and feed flow
Manifold is connected；The branch pipe is equipped with valve.
Further, wall inner portion is additionally provided with demister, and the demister is mounted on the downstream of absorbing unit.
Further, adsorption tower further includes smoke exhaust pipe, and smoke exhaust pipe is T-shaped threeway, and one end and the flue gas of smoke exhaust pipe go out
Mouth is connected；The other end of smoke exhaust pipe is equipped with back cigarette valve and returns cigarette wind turbine, and this end is also connected to flue gas inlet tube；Smoke exhaust pipe
Also one end is equipped with outlet pressure sensor, this end is in communication with the outside.
Further, there are two adsorption towers, respectively primary adsorption tower and secondary absorption tower, adsorption tower further include connection
Pipe, connecting tube are the pipe of both ends open, and the both ends of connecting tube, which are divided to, to be separately connected with the exhanst gas outlet of two adsorption towers, described
Connecting tube is equipped with intermediate pressure sensor；And the drain pipe of primary adsorption tower is connected with the drain pipe of secondary absorption tower.
Further, there are two adsorption towers, respectively primary adsorption tower and secondary absorption tower, adsorption tower further include connection
Pipe, connecting tube are the pipe of both ends open, and one end of connecting tube is connected to the exhanst gas outlet of primary adsorption tower, connecting tube it is another
End is connected to the flue gas inlet tube of secondary absorption tower, and the connecting tube is equipped with intermediate pressure sensor, and primary adsorption tower
Drain pipe be connected with the drain pipe of secondary absorption tower.
A kind of flue gas purifying method of the flue gas adsorption tower of small refuse incinerator, adsorption tower include barrel, absorbing unit,
Cleaning system, flue gas inlet tube and exhanst gas outlet allow the flue gas that waste incineration generates to enter the suction in barrel from flue gas inlet tube
Coupon member；When waste incineration, absorbing unit adsorbs sticking composition in flue gas, is purified, and purified flue gas is from cigarette
Gas outlet discharge；Waste incineration is complete and after cooling down, and is cleaned to absorbing unit by cleaning system, and enhancing absorbing unit is to cigarette
The ability of gas purification.
Further, more than two adsorption towers are set, by connecting tube by the exhanst gas outlet of more than two adsorption towers
It is interconnected, or by connecting tube by the exhanst gas outlet and gas inlet of two adsorption towers adjacent in more than two adsorption towers
Pipe head and the tail are connected to, and to form multiple adsorption towers while repeatedly be purified to the flue gas generated when waste incineration, are enhanced to cigarette
The ability of gas purification.
The present invention provides a kind of Small-sized living garbage incinerator flue gas adsorption tower, and the structure of the adsorption tower is, including cylinder
Wall and absorbing unit, the barrel arrange that top is equipped with upper conical shell vertically, and lower part is equipped with lower conical shell, and outer lower portion is equipped with cigarette
Gas import is internally provided with cleaning system, filler ring and demister, and installing port is provided on side wall, and bottom is equipped with supporting mechanism；Described
Installing port include the straight flange of twice vertical direction, twice transverse direction arc-shaped side, and the outside near one of straight flange is set wherein
There are hinge seat, the outside of another road straight flange to be equipped with hasp seat, the arc-shaped side of downside is concordant with the upper plane of the filler ring.
The gas inlet is located at the lower section of all absorbing units, which is provided with inlet pressure sensor；The lower cone
Shell is equipped with drain pipe；The upper conical shell is equipped with exhanst gas outlet, and the exhanst gas outlet is connected with smoke exhaust pipe, described
Smoke exhaust pipe is equipped with outlet pressure sensor；The exhanst gas outlet is also connected with time smoke pipe, and the smoke pipe that returns is equipped with
It returns cigarette valve and returns cigarette wind turbine, and be finally connected with the gas inlet in the downstream for returning cigarette wind turbine；The demister is located at
The top of all absorbing units.
The structure of the cleaning system is, including is located at the nozzle above each absorbing unit, and the nozzle is connected in annular
Pipe, the ring pipe along the interior sidewall surface of barrel be mounted on filler ring in the following, and be connected in branch pipe, the branch pipe passes through barrel simultaneously
It is connected with general piping for liquids；The branch pipe is equipped with valve on the part on the outside of barrel.
The structure of the absorbing unit is, including annular wall, and the bottom of the annular wall is equipped with air permeable plate, and whole is in cake
Shape fills adsorbing medium in the open space that the air permeable plate and annular wall form, and the annular wall outer side surface is equipped with
Hinge seat and hasp seat are equipped with interior sealing component between hinge seat and hasp seat on the outside of the annular wall of about half, the other half
Exterior seal assembly is equipped on the outside of annular wall；The sealing surface of the interior sealing component is periphery, that is to say and outwardly protrudes, described
The sealing surface of exterior seal assembly be inner headed face, that is to say and concave.
The absorbing unit be mounted on barrel it is upper when, the hinge seat docking on the hinge seat and barrel in annular wall,
Form complete hinge, after the absorbing unit is mounted on by hinge on barrel, the absorbing unit can around hinge
Articulated shaft rotates by a certain angle, and absorbing unit can be rotated integrally by installing port to the inside of barrel, and barrel is also can rotate to
It is external；When the absorbing unit is in the inside of barrel, the hasp seat on barrel, shape are tangled by the hasp seat on absorbing unit
Integral hasp is simultaneously locked, and realizes fixation of the absorbing unit in wall inner portion；The outer circle of the interior sealing component seals
Face paste realizes the sealing of absorbing unit and wall inner portion, the inner circle sealing surface of the exterior seal assembly in the madial wall of barrel
It is attached to the lateral wall of barrel, realizes that absorbing unit and the external of barrel seal.
The adsorbing medium is that a kind of porosity is big, surface open hole is more, large specific surface area, lipophilic material；
Can be the combination of same material or several materials applied to the adsorbing medium of same seat adsorption tower.
Using the above structure, when incinerator is in running order namely the adsorption tower is in fume treatment state, warp
Cross the processing of upstream spraying cooling, the flue gas with on-gaseous colloid enters from gas inlet in tower, flow then up, successively
Seepage flow passes through absorbing units at different levels, and the colloid in flue gas is gradually adsorbed by adsorbing medium, intercepted, the flue gas warp after purified treatment
It is discharged from exhanst gas outlet, and downstream processes link is gone to through smoke exhaust pipe.
In some special cases, in order to improve gas cleaning treatment effect, total removal of harmful substances from flue gases is promoted
The flue gas that a part is discharged from adsorption tower can be fed again into adsorption tower by rate, and concrete mode is to open back cigarette valve, return cigarette
Under the action of wind turbine, the part of smoke that exhanst gas outlet is discharged is evacuated to gas inlet, is again introduced into together with the flue gas of upstream
Adsorption tower.
Certainly, also gas cleaning effect can be promoted by being arranged in series the measure of multi-stage absorption tower, for example, being inhaled using two-stage
The outlet of attached tower, primary adsorption tower is connected in secondary absorption tower, and flue gas is followed by two-stage adsorption tower.
After incinerator blowing out namely when the adsorption tower is not at fume treatment state, start cleaning system, cleaning solution
Enter each branch pipe through general piping for liquids, is sprayed subsequently into each ring pipe, and from nozzle, be sprayed on adsorbing medium, will be deposited on
Tar, colloid on adsorbing medium etc. are dissolved, are removed, these substances is allowed to enter in cleaning solution, cleaning solution shape in tower
Cleaning liquid treating system is flowed out at phegma and from drain pipe；Phegma is further processed through processing system, realizes cleaning solution
Recycle, do not constitute secondary pollution.
The cleaning system can every time after blowing out namely adsorption tower often run a shift start it is primary, also can be per work
Work a period of time, such as often run several shifts and start operation later once.
Certainly, the temperature when flue gas enters adsorption tower is higher, and effect is precipitated in the longer hydrocarbon of strand in flue gas
When fruit is bad, cleaning system can be allowed to serve as the function of spray, that is, cleaning solution is switched to spray liquid, feeds in adsorption tower, plays
The effect that flue gas is eluted, is cooled down, and harmful substance is promoted to be precipitated from flue gas.
By cleaning, the substance being greatly deposited on adsorbing medium can be removed, adsorbing medium can be greatly increased
Service life；But since sprinkling cleaning is difficult thorough, has Parts of deposits and stays in the hole of adsorbing medium and can't be washed off clearly,
So with the increase of usage time, adsorbing medium can still gradually increase the resistance of flue gas, when outlet pressure sensor and into
When the difference of mouth pressure sensor is more than setting value, adsorbing medium need to be taken out from adsorption tower and be handled or replaced.
The mode that the adsorbing medium takes out from adsorption tower is to unclamp the hasp, Rotary adsorption unit to barrel
Adsorbing medium is taken out in outside out of annular wall；After adsorbing medium is reinstalled, the inside of Rotary adsorption unit to barrel, lock
Tight hasp.
The adsorbing medium processing method replaced is, for inertia materials such as foamed ceramics, steel wire winding group, haydites
Adsorbing medium can be regenerated, and carrying out cleaning for the adsorbing medium of the non-inert material such as coke destroys by fire.
Preferably, the regeneration method is, by adsorbing medium and other fuel, such as stalk, waste wood head, to be put into togerther
The waste incinerator of upstream, and supplement feeds oxygen in incinerator, is burned, and divides adsorbing medium from the ashes after cooling
It sorts out and, remove the impurity such as ashes, be put into alkaline solution and impregnate, then dry.
Preferably, the burning method is to mix waste coke charcoal in house refuse in certain proportion, enters burn together
Stove is burnt to be destroyed by fire.
It is an advantage of the invention that：1）Being very convenient to for adsorbing medium, it is time saving and energy saving；2）Cleaning system is in adsorption tower
When work, partly serves as elution, cooling, promotes harmful substance that the elution function being precipitated from flue gas occurs, be more advantageous to flue gas
Purification；3）Due to the interceptor on periodic cleaning removal adsorbing medium, the resistance of adsorbing medium can be made to increase slower, use week
Phase is longer, reduces replacement number；4）The regeneration of adsorbing medium can greatly reduce the consumption of adsorbing medium, to reduce flue gas
The cost of processing, and then reduce the integrated operation cost of refuse burning system.
Description of the drawings
Fig. 1 is the front view of embodiment one；
Fig. 2 is the A direction views of Fig. 1；
Fig. 3 is the B direction views of Fig. 1；
Fig. 4 be Fig. 1 C-C to sectional view, absorbing unit is in situation when wall inner portion
Fig. 5 be Fig. 1 C-C to sectional view, situation when absorbing unit rotates out of except barrel；
Fig. 6 is partial enlarged view at the I of Fig. 1；
Fig. 7 is partial enlarged view at the II of Fig. 2；
Fig. 8 is partial enlarged view at the III of Fig. 3；
Fig. 9 is partial enlarged view at the IV of Fig. 4；
Figure 10 is partial enlarged view at the V of Fig. 4；
Figure 11 is situation when adsorption tower removes absorbing unit；
Figure 12 is partial enlarged view at the VI of Figure 11；
Figure 13 is the schematic diagram of embodiment two；
The schematic diagram of Figure 14 embodiments three；
The correspondence between reference numeral and component names in above-mentioned Fig. 1 to Figure 14 is：
1 --- incineration flue gas 2 --- gas inlet 3 --- inlet pressure sensor
4 --- hinge 5 --- returning cigarette wind turbine 6 --- time smoke pipes
7 --- return cigarette valve 8 --- smoke exhaust pipe 9 --- outlet pressure sensor
10 --- exhanst gas outlets 11 --- go up 12-demister of conical shell
13 --- barrel 14 --- absorbing unit 15 --- cleaning systems
16 --- supporting mechanism 17 --- lower conical shell 18 --- drain pipes
19 --- phegma 20 --- general piping for liquids 21 --- branch pipes
22 --- valve 23 --- cleaning solution 24 --- interior sealing components
25 --- annular wall 26 --- filler ring 27 --- ring pipes
28 --- nozzle 29 --- air permeable plate 30 --- adsorbing mediums
31 --- exterior seal assembly 32 --- hasp 33 --- installing ports
34 --- straight flange 35 --- arc-shaped side 36 --- primary adsorption towers
37 --- intermediate pressure sensor 38 --- connecting tube 39 --- secondary absorption towers.
Specific implementation mode
The description of a step is done to the present invention with reference to embodiment and attached drawing：
Embodiment one
A kind of Small-sized living garbage incinerator flue gas adsorption tower, structure is, referring to the base of Fig. 1, Fig. 2, Fig. 3, Fig. 4
Plinth, in conjunction with other each figures, wherein Fig. 1 is the front view of Small-sized living garbage incinerator flue gas adsorption tower provided by the present invention,
Illustrate the layout and connection relation of primary clustering；Fig. 2 is the A direction views of Fig. 1, illustrates 15 structure of cleaning system and absorption is single
Mounting means of the member 14 by hinge 4 on barrel 13；Fig. 2 is the B direction views of Fig. 1, illustrates absorbing unit 14 and passes through hasp
32 modes locked on barrel 13；Fig. 4 is the C-C of Fig. 1 to sectional view, further illustrate absorbing unit 14 and barrel 13 it
Between installation relation.
The adsorption tower includes barrel 13 and absorbing unit 14, and the barrel 13 arranges that top is equipped with epicone vertically
Shell 11, lower part are equipped with lower conical shell 17, and the lower part in outside is equipped with gas inlet 2, is internally provided with cleaning system 15, filler ring 26 and demisting
Device 12, installing port 33 is provided on side wall, and bottom is equipped with supporting mechanism 16；The installing port 33 includes the straight of twice vertical direction
In lateral arc-shaped of 34, twice 35, and the outside near one of straight flange 34 is equipped with hinge seat, another road straight flange 34 wherein
Neighbouring outside is equipped with hasp seat, and the arc-shaped side 35 of downside is concordant with the upper plane of the filler ring 26.As shown in figure 12, described
Absorbing unit 14 be located in the installing port 33, also be provided with hinge seat and hasp seat thereon, pass through hinge 4 and hasp 32 and pacify
The inside of barrel 13 is filled and is locked at, also, the lower baseplane of the absorbing unit 14 is bonded with the upper plane of the filler ring 26.
The gas inlet 2 is located at the lower section of all absorbing units 14, which is provided with inlet pressure sensor 3, described
Lower conical shell 17 is equipped with drain pipe 18.The upper conical shell 11 is equipped with exhanst gas outlet 10, the exhanst gas outlet 10 and smoke evacuation
Pipe 8 is connected, and the smoke exhaust pipe 8 is equipped with outlet pressure sensor 7；The exhanst gas outlet 10 is also connected with time smoke pipe 6
Logical, the smoke pipe 6 that returns is equipped with back cigarette valve 7 and returns cigarette wind turbine 5, and finally the downstream of time cigarette wind turbine 5 and the flue gas into
Mouth 2 is connected；The demister 12 is in the top of all absorbing units 14.
The structure of the cleaning system 15 is, referring to Fig. 6, Fig. 7 and Figure 12, including is located at 14 top of each absorbing unit
Nozzle 28, the nozzle 28 are connected in ring pipe 27, the ring pipe 27 along the madial wall of barrel 13 be mounted on filler ring 26 in the following,
And it is connected with branch pipe 21, the branch pipe 21 passes through barrel 13 and is connected with general piping for liquids 20；The branch pipe 21 is in barrel 13
The part in outside is equipped with valve 22.
The structure of the absorbing unit 14 is, on the basis of Fig. 1, Fig. 4, in conjunction with Fig. 6, Fig. 7, including annular wall 25,
The bottom of the annular wall 25 is equipped with air permeable plate 29, and whole is in pie, in the opening that the air permeable plate 29 and annular wall 25 form
Adsorbing medium 30 is filled in space, 25 outer side surface of the annular wall is equipped with hinge seat and hasp, in annular wall 25 and barrel
Between 13 exterior seal assembly 31 is equipped with equipped with interior sealing component 24, the other half outer circumference of barrel 13；The interior sealing
The sealing surface of component 24 is periphery, that is to say the arc surface of protrusion；The sealing surface of the exterior seal assembly 31 is inner headed face,
It that is to say the arc surface of indent.
As shown in Figs. 8 to 11, the absorbing unit 14 be mounted on barrel 13 it is upper when, the hinge seat in annular wall 25
Hinge seat docking on barrel 13, forms complete hinge 4, the absorbing unit 14 can around hinge 4 articulated shaft rotation one
Determine angle, absorbing unit 14 can be rotated integrally by installing port 33 to the inside of barrel 13, also it is rotatable go out barrel 13 outside；
When absorbing unit 14 is in the inside of barrel 13, the hasp seat on absorbing unit 14 is tangled into the hasp seat on barrel 13, shape
Integral hasp 32 is simultaneously locked, and absorbing unit 14 can be fixed on inside barrel 13；After absorbing unit 14 is fixed, described is interior close
The outer circle sealing surface of sealing assembly 24 is attached to the madial wall of barrel 13, realizes the inner sealing of absorbing unit 14 and barrel 13, prevents
It flows through in gap of the flue gas directly between absorbing unit 14 and barrel 13；The inner circle sealing surface of the exterior seal assembly 31 is attached to
The lateral wall of barrel 13 realizes that the external of absorbing unit 14 and barrel 13 seals, and flue gas is prevented in tower to leak or extraneous air
Into.
The adsorbing medium 30, for it is a kind of with more open bores, porosity is big, large specific surface area, lipophilic material；
Applied to the different absorbing units 14 of same seat adsorption tower, adsorbing medium 30 can select same material, can also select
Different materials；In the present embodiment, the adsorbing medium 30 be respectively adopted block-like foamed ceramics, flattening thin stainless steel wire
Four kinds of materials such as group, the haydite with surface open hole and the higher coke of porosity for being wound make, and use these four
Material is, along the direction of flow of flue gas, to be followed successively by stainless as order of placement of the absorbing unit 13 in tower of adsorbing medium 30
Steel wire winding group, haydite, foamed ceramics, coke.
Using the above structure, when incinerator is in running order namely the adsorption tower is in fume treatment state, warp
Upstream spraying cooling processing, the flue gas 1 with on-gaseous colloid are crossed out of gas inlet 2 entrance tower, is then flowed from the bottom up
Dynamic, seepage flow passes through absorbing units 14 at different levels successively, and the colloid in flue gas 1 is gradually by the adsorbing medium 30 of absorbing units 14 at different levels
Absorption intercepts, and then passes through demister 12, liquid water droplets therein are removed, and the flue gas after purified treatment is passed through from exhanst gas outlet
10 discharges, and go to downstream processes link through smoke exhaust pipe 8.
In some cases, it for example, burning especially severe rubbish, in order to ensure gas cleaning effect, is promoted in flue gas
The total removal rate of harmful substance can open back cigarette valve 7, and under the action of returning cigarette wind turbine 5, by the cigarette of part discharge adsorption tower
Gas is evacuated to gas inlet 2, is again introduced into adsorption tower, and the content for being equivalent to the harmful substances from flue gases that upstream is come decreases, i.e.,
Keep adsorption efficiency constant, is the removal rate that can significantly improve harmful substance.
After incinerator blowing out namely when the adsorption tower is not at fume treatment state, start cleaning system 15, focusing
There is the cleaning solution 23 of preferable solute effect to enter each branch pipe 21 through general piping for liquids 20 for oil, colloid, subsequently into each ring pipe
27, and sprayed from nozzle 28, cleaning solution 23 is sprayed on adsorbing medium 30, the tar on adsorbing medium 30, glue will be deposited on
Matter object etc. is dissolved, is removed, these substances is allowed to enter in cleaning solution 23, phegma 19 is then formed in adsorption tower and from row
Adsorption tower is discharged in liquid pipe 18, into cleaning liquid treating system；Cleaning solution 23 is realized in the reuse after processing system is handled of phegma 19
Recycle, do not constitute secondary pollution.
The cleaning system 15 can start once after each blowing out, can also work a period of time in adsorption tower, such as
Incinerator starts operation once after running several shifts.
By cleaning, the substance being greatly deposited on adsorbing medium 30 can be removed, absorption can be greatly increased and be situated between
The service life of matter 30；But since cleaning cannot be thorough, always having Parts of deposits can stay in the hole of adsorbing medium 30, institute
It can still be gradually increased with the filtrational resistance with the increase of usage time, adsorbing medium 30, when outlet pressure sensor 9 and import
When the difference of people's output numerical value of pressure sensor 3 is more than setting value, adsorbing medium 30 need to be taken out from adsorption tower and be handled
Or it replaces.
Certainly, the temperature when flue gas 1 enters adsorption tower is higher, and effect is precipitated in the longer hydrocarbon of strand in flue gas
When fruit is bad, it also can be 15 by starting cleaning, and change the cleaning solution 23 for inputting cleaning system 15 into spray liquid, feed
In adsorption tower, plays the role of eluting flue gas 1, cool down, and harmful substance is promoted to be precipitated from flue gas.
When that need to take out adsorbing medium 30 from adsorption tower, hasp 32 is unclamped, then by absorbing unit 30 to barrel 13
Outside, as shown in Figure 5, you can adsorbing medium 30 is taken out in from annular wall 25.Adsorbing medium 30 reload annular wall 25 with thoroughly
After the space that gas plate 29 is formed, Rotary adsorption unit 30 to the inside of barrel 13 locks hasp 32.
30 processing method of adsorbing medium replaced is, for inert materials such as foamed ceramics, steel wire winding group, haydites
Matter can be regenerated, and carrying out cleaning for the material of the non-inert such as coke destroys by fire.
The regeneration method is, by adsorbing medium 30 and other fuel, such as stalk, waste wood head, to be put into togerther upstream
Waste incinerator, and supplement feeds oxygen in incinerator, is burned, and sorts out adsorbing medium from the ashes after cooling
Come, removes the impurity such as ashes, be put into alkaline solution and impregnate, then dry.
The burning method is to mix waste coke charcoal in house refuse in certain proportion, together enter incinerator into
Row destroys by fire.
Embodiment two：
The present embodiment structure is on the basis of embodiment one, by being arranged in series two-stage adsorption tower, to promote gas cleaning effect
Fruit；
Structure is that as shown in figure 13, including primary adsorption tower 36 and secondary absorption tower 39, the structure of the primary adsorption tower 36 are big
It causes as described in embodiment one, but:
1. demister 12 is not set in tower；
2. being not provided with back smoke pipe 6 between exhanst gas outlet 10 and gas inlet 2, and returns on smoke pipe 6 and return cigarette valve 7 and time cigarette wind turbine 5.
The exhanst gas outlet 10 of the primary adsorption tower 36 is connected by connecting tube 38 with the gas inlet 2 of secondary absorption tower 39
Logical, the connecting tube 38 is equipped with intermediate pressure sensor 37.
The structure of the secondary absorption tower 39 and primary adsorption tower 36 the difference is that：
1. gas inlet 2 is located on upper conical shell 11, exhanst gas outlet 10 is located at the lower part of barrel 13；
2. demister 12 is in the lower section of all absorbing units 14 namely the downstream of flow of flue gas；
3. flow direction of the flue gas 1 in tower is from the top down.
Its operation principle is similar to embodiment one, flue gas 1 followed by two-stage adsorption tower each absorbing unit 14, by flue gas
Tar in 1 and colloid granular absorption intercept, and most remove smoke the liquid water droplets in 1 through demister 12 afterwards, then from flue gas
10 discharge of outlet；By inlet pressure sensor 3, intermediate pressure sensor 36, outlet pressure sensor 9 numerical value judge it is at different levels
The stopping state of adsorption tower, and then decide whether that the adsorbing medium 30 of each tower need to be regenerated or be replaced.
Embodiment three：
The present embodiment is also by being arranged in series two-stage adsorption tower, to promote gas cleaning effect.
Structure is, as shown in figure 14, including primary adsorption tower 36 and secondary absorption tower 39, the knot of the primary adsorption tower 36
Structure is identical as such as embodiment two, and exhanst gas outlet 10 is connected also by connecting tube 38 with the entrance of secondary absorption tower 39, described
Intermediate pressure sensor 37 also is provided in connecting tube 38；39 structure of secondary absorption tower with described in embodiment one as adsorbed
The structure of tower and work are identical.
Above to a kind of structure and working principle of Small-sized living garbage incinerator flue gas adsorption tower provided by the present invention
It is described in detail, and principle and implementation of the present invention are described by specific embodiment, and embodiment
Illustrate the method and its core concept for being merely used to help understand the present invention, it is noted that for the common skill of the art
, without departing from the principle of the present invention, can be with several improvements and modifications are made to the present invention for art personnel, these change
It is also fallen within the protection scope of the claims of the present invention into modification.
It should be noted that first, in the description of technical solution of the present invention, in order to which the technology of the present invention is explicitly described
"upper", "inner", " side " etc. used in feature be according to when flue gas adsorption tower normal mounting involved in the present invention relative to
For the normal orientation on ground, for example, being "upper" apart from the higher orientation in ground, close to each component vertical direction center line
Side is "inner", is " side " etc. perpendicular to upper and lower direction；Second, present invention is mainly used for Small-sized living garbage incinerators
Flue gas pre-processes, but is not meant to that structure proposed by the present invention is not applied for other occasions, including, it is used for medium-sized life
The flue gas of waste incinerator pre-processes, and the fume treatment of similar harmful substance is contained for other, it might even be possible to as some enterprises
The processing etc. of the extraordinary exhaust gas of industry.
It will be apparent that without departing from the principles of the present invention, several improvement or modification made are regarded as this
The protection domain of invention.
Claims (10)
1. a kind of small refuse incinerator flue gas adsorption tower, adsorption tower lower end are provided with flue gas inlet tube（2）, the upper end of adsorption tower is opened
There is exhanst gas outlet（10）, which is characterized in that including barrel（13）, absorbing unit（14）And cleaning system（15）, the barrel
（13）Top is equipped with band exhanst gas outlet（10）Upper conical shell（11）, lower part is equipped with band drain pipe（18）Lower conical shell（17）；Absorption
Absorbing unit is equipped in tower（14）, the side of absorbing unit is mounted on barrel（13）On, cleaning system（15）From barrel（13）Outside
Put in barrel（13）It is interior, absorbing unit can be cleaned.
2. a kind of small refuse incinerator flue gas adsorption tower according to claim 1, which is characterized in that absorbing unit（14）
Including annular wall（25）, air permeable plate（29）And adsorbing medium（30）, the annular wall（25）Bottom be equipped with air permeable plate（29）,
The air permeable plate（29）On, annular wall（25）Within space fill adsorbing medium（30）, the annular wall（25）Lateral wall
Face is equipped with interior sealing component（24）And exterior seal assembly（31）；The interior sealing component（24）Sealing surface be periphery, institute
The exterior seal assembly stated（31）Sealing surface be inner headed face.
3. a kind of small refuse incinerator flue gas adsorption tower according to claim 1 or 2, which is characterized in that barrel（13）
On be provided with installing port（33）, absorbing unit（14）Pass through hinge（4）It is hinged on barrel（13）On, and absorbing unit（14）It can be with hinge
Chain（4）For rotary shaft, from installing port（33）Place rotates into or produces adsorption tower；Absorbing unit（14）In be equipped with adsorbing medium（30）,
Adsorbing medium（30）It is wound for stainless steel wire one or more in group, haydite, foamed ceramics, coke；It is also fixed in adsorption tower
There is supporting mechanism（16）, supporting mechanism（16）It is located at absorbing unit（14）Lower section, and support absorbing unit（14）.
4. a kind of small refuse incinerator flue gas adsorption tower according to claim 1, which is characterized in that cleaning system（15）
Including nozzle（28）, ring pipe（27）, branch pipe（21）And general piping for liquids（20）；The nozzle（28）With ring pipe（27）Connection,
The ring pipe（27）It is located at barrel（13）Inside, the ring pipe（27）With branch pipe（21）Connection, the branch pipe
（21）Across barrel（13）And and general piping for liquids（20）It is connected；The branch pipe（21）It is equipped with valve（22）.
5. a kind of small refuse incinerator flue gas adsorption tower according to claim 1, which is characterized in that barrel（13）It is internal
It is additionally provided with demister（12）, the demister（12）Mounted on absorbing unit（14）Downstream.
6. a kind of small refuse incinerator flue gas adsorption tower according to claim 1,2,4, any one of 5, feature
It is, adsorption tower further includes smoke exhaust pipe（8）, smoke exhaust pipe（8）For T-shaped threeway, smoke exhaust pipe（8）One end and exhanst gas outlet
（10）It is connected；Smoke exhaust pipe（8）The other end be equipped with back cigarette valve（7）With time cigarette wind turbine（5）, and this end also with flue gas inlet tube
（2）Connection；Smoke exhaust pipe（8）Also one end is equipped with outlet pressure sensor（9）, this end is in communication with the outside.
7. a kind of small refuse incinerator flue gas adsorption tower according to claim 1,2,4, any one of 5, feature
It is, there are two adsorption towers, respectively primary adsorption tower（36）With secondary absorption tower（39）, adsorption tower further includes connecting tube
（38）, connecting tube（38）For the pipe of both ends open, connecting tube（38）Both ends be divided to the separately exhanst gas outlet with two adsorption towers
（10）It is connected, the connecting tube（38）It is equipped with intermediate pressure sensor（37）；And primary adsorption tower（36）Drain pipe
（18）With secondary absorption tower（39）Drain pipe（18）It is connected.
8. a kind of small refuse incinerator flue gas adsorption tower according to claim 1,2,4, any one of 5, feature
It is, there are two adsorption towers, respectively primary adsorption tower（36）With secondary absorption tower（39）, adsorption tower further includes connecting tube
（38）, connecting tube（38）For the pipe of both ends open, connecting tube（38）One end and primary adsorption tower（36）Exhanst gas outlet
（10）Connection, connecting tube（38）The other end and secondary absorption tower（39）Flue gas inlet tube（2）Connection, the connecting tube
（38）It is equipped with intermediate pressure sensor（37）, and primary adsorption tower（36）Drain pipe（18）With secondary absorption tower（39）Row
Liquid pipe（18）It is connected.
9. a kind of flue gas purifying method of the flue gas adsorption tower of small refuse incinerator, which is characterized in that adsorption tower includes barrel
（13）, absorbing unit（14）, cleaning system（15）, flue gas inlet tube（2）And exhanst gas outlet（10）, allow waste incineration generate cigarette
Gas is from flue gas inlet tube（2）Into barrel（13）In absorbing unit（14）；When waste incineration, absorbing unit（14）To in flue gas
Sticking composition is adsorbed, is purified, and purified flue gas is discharged from exhanst gas outlet；Waste incineration is complete and after cooling down, and passes through
Cleaning system（15）To absorbing unit（14）It is cleaned, enhances absorbing unit（14）To the ability of gas cleaning.
10. a kind of flue gas purifying method of the flue gas adsorption tower of small refuse incinerator according to claim 9, feature
It is, more than two adsorption towers is set, connecting tube is passed through（38）By the exhanst gas outlet of more than two adsorption towers（10）Mutually
Connection, or pass through connecting tube（38）By the exhanst gas outlet of two adsorption towers adjacent in more than two adsorption towers（10）With flue gas
Inlet tube（2）Head and the tail are connected to, and to form multiple adsorption towers while repeatedly be purified to the flue gas generated when waste incineration, are increased
By force to the ability of gas cleaning.
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Application publication date: 20181026 |