CN117085496A - Flue gas treatment device and process for deacidifying incineration flue gas by double dry methods - Google Patents
Flue gas treatment device and process for deacidifying incineration flue gas by double dry methods Download PDFInfo
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- CN117085496A CN117085496A CN202311355343.5A CN202311355343A CN117085496A CN 117085496 A CN117085496 A CN 117085496A CN 202311355343 A CN202311355343 A CN 202311355343A CN 117085496 A CN117085496 A CN 117085496A
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- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 73
- 239000003546 flue gas Substances 0.000 title claims abstract description 72
- 238000000034 method Methods 0.000 title claims abstract description 14
- 230000008569 process Effects 0.000 title claims abstract description 8
- 238000006243 chemical reaction Methods 0.000 claims abstract description 100
- 239000000843 powder Substances 0.000 claims abstract description 87
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims abstract description 44
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims abstract description 22
- 239000000920 calcium hydroxide Substances 0.000 claims abstract description 22
- 235000017557 sodium bicarbonate Nutrition 0.000 claims abstract description 22
- 229910000030 sodium bicarbonate Inorganic materials 0.000 claims abstract description 22
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims abstract description 21
- 230000007246 mechanism Effects 0.000 claims description 41
- 238000007790 scraping Methods 0.000 claims description 34
- 239000002699 waste material Substances 0.000 claims description 30
- 238000003756 stirring Methods 0.000 claims description 29
- 239000007789 gas Substances 0.000 claims description 14
- 239000000779 smoke Substances 0.000 claims description 10
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 6
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 6
- 241001330002 Bambuseae Species 0.000 claims description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 6
- 239000011425 bamboo Substances 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 241000883990 Flabellum Species 0.000 claims 5
- 238000010009 beating Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 9
- 230000009977 dual effect Effects 0.000 abstract description 3
- 235000011116 calcium hydroxide Nutrition 0.000 abstract 2
- 239000002253 acid Substances 0.000 description 6
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000006477 desulfuration reaction Methods 0.000 description 2
- 230000023556 desulfurization Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003517 fume Substances 0.000 description 2
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 2
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000012495 reaction gas Substances 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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/81—Solid phase processes
- B01D53/83—Solid phase processes with moving reactants
-
- 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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/38—Removing components of undefined structure
- B01D53/40—Acidic components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
- B08B7/02—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by distortion, beating, or vibration of the surface to be cleaned
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/087—Cleaning containers, e.g. tanks by methods involving the use of tools, e.g. brushes, scrapers
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention relates to the technical field of flue gas deacidification treatment, in particular to a flue gas treatment device and a flue gas treatment process for dual dry deacidification of incineration flue gas. According to the invention, calcium hydroxide powder and sodium bicarbonate powder can be scattered, so that the flue gas in the reaction furnace can be deacidified more fully, and meanwhile, powder blocks remained on the inner wall of the reaction furnace can be scraped, so that the inner wall of the reaction furnace is convenient to clean, and the effect and efficiency of the flue gas in deacidification are improved. The invention comprises a underframe, a mounting column, a reaction furnace and the like; the upper part of the underframe is provided with two mounting columns, and the upper parts of the two mounting columns are both rotationally connected with a reaction furnace. The manual work is poured calcium hydrate and sodium bicarbonate powder into the storage hopper to the lets in the flue gas, opens the motor, and the bulk cargo ware can break up powder, scrapes and moves the frame and can scrape down the powder piece, can break up the powder when the reaction, thereby can more fully deacidify the flue gas, and strike off the powder piece, the clean reacting furnace inner wall of being convenient for improves effect and the efficiency of flue gas when deacidifying.
Description
Technical Field
The invention relates to the technical field of flue gas deacidification treatment, in particular to a flue gas treatment device and a flue gas treatment process for dual dry deacidification of incineration flue gas.
Background
In the incineration process of the garbage, organic matters and other impurities in the garbage can be heated and decomposed to generate acid gases such as carbon dioxide, water vapor, carbon monoxide, nitrogen oxides, hydrogen chloride, sulfur dioxide and the like, wherein the acid gases mainly comprise hydrogen chloride and sulfur dioxide, and the direct emission of the acid gases can cause pollution to the environment to a certain extent, so that the balance of an ecological system and the health of human beings are influenced, and therefore, deacidification treatment is needed before the emission of incineration flue gas.
Most of the existing flue gas treatment devices adopt a double dry method to deacidify incineration flue gas, and utilize the principle that calcium hydroxide powder and sodium bicarbonate powder can react with acid gas in the flue gas to deacidify, so that the acid gas in the flue gas can be fully removed, however, the calcium hydroxide powder and the sodium bicarbonate powder in a reaction furnace are easily concentrated together, so that the calcium hydroxide powder and the sodium bicarbonate powder are insufficiently mixed with the flue gas, thereby the reaction is insufficient, the desulfurization efficiency of the flue gas is low, in addition, powder blocks generated after the reaction of the calcium hydroxide powder and the sodium bicarbonate powder with the acid gas in the flue gas can remain on the inner wall of the reaction furnace, the internal structure of the reaction furnace is complex, the powder blocks are difficult to clean manually, and the continuous desulfurization of the flue gas is inconvenient for the next use of the reaction furnace.
Disclosure of Invention
In view of the above, the invention provides a flue gas treatment device and a flue gas treatment process for dual dry deacidification of incineration flue gas, which can scatter calcium hydroxide powder and sodium bicarbonate powder, so that flue gas in a reaction furnace can be deacidified more fully, powder blocks remained on the inner wall of the reaction furnace can be scraped, the inner wall of the reaction furnace is convenient to clean, and the effect and efficiency of the flue gas in deacidification are improved.
The technical scheme of the invention is as follows: the utility model provides a burn flue gas processing apparatus and technology of two dry deacidification of flue gas, including the chassis, the erection column, the reacting furnace, the check valve, the waste material section of thick bamboo, the storage hopper, a motor, drive assembly, rotating mechanism and scraping mechanism, chassis upper portion is equipped with two erection columns, two erection columns are symmetrical setting, two erection columns upper portion all rotate and are connected with the reacting furnace, gas outlet and air inlet have been opened respectively to the reacting furnace both sides, be equipped with the check valve between two reacting furnaces, two reacting furnace lower part joint has the waste material section of thick bamboo, two reacting furnace upper portions all are equipped with the storage hopper, storage hopper upper portion joint has the end cover, storage hopper and reacting furnace intercommunication, chassis upper portion is equipped with the motor, the reacting furnace gas outlet and the check valve intercommunication of keeping away from the motor, the check valve communicates with the reacting furnace air inlet that is close to the motor, be connected with drive assembly between the output shaft and one of motor, drive assembly is including little band pulley and belt, big band pulley fixed connection is on one of them reacting furnace, around there is the belt between little band pulley and the big band pulley, rotating mechanism sets up on two storage hoppers, scraping mechanism sets up in two reacting machines.
In one embodiment, the rotating mechanism comprises a transverse shaft, a material dispersing device, first gears and annular racks, the transverse shaft is connected between the two storage hoppers in a rotating mode, the transverse shaft penetrates through the two storage hoppers, the two material dispersing devices are arranged on the transverse shaft, the upper portion and the lower portion of the material dispersing device are respectively located inside the storage hoppers and the reaction furnace, the first gears are arranged at two ends of the transverse shaft, the first gears are symmetrically arranged, the annular racks are arranged on one sides, close to each other, of the two mounting columns, the two annular racks are symmetrically arranged, and the annular racks are meshed with the first gears.
In one embodiment, the scraping mechanism comprises mounting plates, scraping frames, a second gear and an arc-shaped rack, two mounting plates are arranged on the upper portions of the two reaction furnaces, two mounting plates in the same reaction furnace are in a group, the scraping frames are rotatably connected between the two mounting plates in each group, the scraping frames are in contact with the inner wall of the reaction furnace, the second gear is arranged on the two scraping frames, the arc-shaped rack is arranged on the lower portion of the two bulk cargo devices, and the arc-shaped rack is meshed with the second gear.
In one embodiment, the device further comprises a knocking mechanism, the knocking mechanism is arranged on the two mounting columns, the knocking mechanism comprises sliding plates, knocking balls, power accumulating springs and contact frames, the sliding plates are connected to the upper portions of the two mounting columns in a sliding mode, the knocking balls are arranged on the upper portions of the two sliding plates, the two knocking balls are respectively in contact with the two reaction furnaces, the power accumulating springs are connected between the sliding plates and the mounting columns, the contact frames are arranged on one sides of the two sliding plates, inclined surfaces are arranged on the upper portions of the two contact frames, and the inclined surfaces on the upper portions of the two contact frames are in contact with the transverse shafts.
In one embodiment, the device further comprises a sliding mechanism, wherein the sliding mechanism is arranged inside the two waste barrels, the sliding mechanism comprises a sliding baffle, a contact column and a character-shaped groove frame, the sliding baffle is arranged inside the two waste barrels, the contact column is arranged on the upper parts of the two sliding baffles, the character-shaped groove frame is arranged on the two scraping frames, the character-shaped holes are formed in the lower parts of the two character-shaped groove frames, and the contact column is located in the character-shaped holes of the character-shaped groove frames.
In one embodiment, the reaction furnace further comprises a fan blade rod, a gear III and a rack III, wherein the fan blade rods are rotatably connected in the two reaction furnaces, a plurality of fan blades are arranged on one side, close to the linear groove frame, of the two fan blade rods, the gear III is arranged on the two fan blade rods, the rack III is arranged on the upper portion of the two contact columns, and the rack III is meshed with the gear III.
In one embodiment, the stirring device further comprises stirring frames, four stirring frames are arranged on the transverse shaft, two stirring frames positioned in the same storage hopper are in one group, the stirring frames are in two groups, the two groups of stirring frames are respectively positioned at the lower parts in the two storage hoppers, and the two stirring frames in each group are positioned at two sides of the material dispersing device.
A flue gas treatment process for deacidifying incineration flue gas by a double dry method comprises the following steps:
step one: firstly, manually taking down end covers on two storage hoppers, pouring calcium hydroxide powder into the storage hoppers far away from the motor, pouring sodium bicarbonate powder into the storage hoppers close to the motor, and respectively dropping the calcium hydroxide powder and the sodium bicarbonate powder into two reaction furnaces along the two storage hoppers;
step two: then two end covers are manually covered, flue gas to be treated is introduced into an air inlet of a reaction furnace far away from the motor, the motor is started, the positions of the waste material barrel and the storage hopper are continuously reversed in a reciprocating manner, so that powder entering the reaction furnace fully reacts with the flue gas, the two bulk feeders can scatter the fallen calcium hydroxide powder and sodium bicarbonate powder, and the scraping frame can scrape powder blocks remained on the inner wall of the reaction furnace;
step three: meanwhile, the knocking ball intermittently knocks the lower part of the reaction furnace, the two groups of stirring frames stir powder blocks generated by mixing water in the flue gas and powder, and the deacidified flue gas is discharged from an air outlet of the reaction furnace close to the motor;
step four: and (5) manually closing the motor, stopping introducing the smoke, taking down the two waste drums, and pouring out the reacted powder.
The beneficial effects are that: 1. firstly, the manual work is poured into the storage hopper with calcium hydroxide powder and sodium bicarbonate powder to the fume is led in, the motor is started, and two bulk bins can break up the calcium hydroxide powder and the sodium bicarbonate powder that fall down, scrape the powder piece that moves the frame and can scrape down and remain at the reacting furnace inner wall, can break up calcium hydroxide powder and sodium bicarbonate powder like this when reacting, thereby can more fully deacidify the fume in the reacting furnace, and strike off the powder piece that remains at the reacting furnace inner wall, the reacting furnace inner wall of being convenient for is clean, make the reacting furnace use more clean next time, effect and efficiency when deacidifying of flue gas are improved.
2. When the cross shaft rotates, the knocking ball can intermittently knock the lower part of the reaction furnace, so that the lower part of the reaction furnace can be intermittently knocked while the scraping frame swings in a reciprocating manner, so that powder blocks remained on the inner wall of the reaction furnace vibrate, the scraping frame is convenient to scrape the powder blocks remained on the inner wall of the reaction furnace, the inner wall of the reaction furnace is cleaner, and the flue gas is convenient to continuously desulfurize.
3. When two scraping frames reciprocate to swing a certain angle, the two sliding baffles can eject the powder which is remained in the waste material barrel and is not fully reacted, so that the powder which is remained in the waste material barrel and is not fully reacted can be ejected when the reaction furnace rotates, the powder which is remained in the waste material barrel and is not fully reacted can fall into the reaction furnace again, the powder in the reaction furnace can be fully reacted with the flue gas conveniently, and the effect and the efficiency of the flue gas in deacidification are further improved.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of a first partially cut-away view of the rotary mechanism of the present invention.
FIG. 3 is a schematic perspective view, partially in section, of the rotary mechanism and the striking mechanism of the present invention.
FIG. 4 is a schematic view of a portion of a striking mechanism according to the present invention.
Fig. 5 is a schematic perspective view, partially in section, of a second type of rotary mechanism of the present invention.
Fig. 6 is a schematic view of a partially cut-away perspective structure of the scraping mechanism of the invention.
Fig. 7 is a schematic view of a partially cut-away perspective structure of a sliding mechanism of the present invention.
Fig. 8 is an enlarged perspective view of fig. 7 a according to the present invention.
In the reference numerals: the device comprises a 1-underframe, a 2-mounting column, a 3-reaction furnace, a 4-one-way valve, a 5-waste cylinder, a 6-storage hopper, a 7-motor, an 8-transmission assembly, a 91-transverse shaft, a 92-distributor, a 93-gear I, a 94-annular rack, a 101-mounting plate, a 102-scraping frame, a 103-gear II, a 104-arc rack, a 111-sliding plate, a 112-knocking ball, a 113-power spring, a 114-contact frame, a 121-sliding baffle, a 122-contact column, a 123-linear groove frame, a 13-fan blade rod, a 14-gear III, a 15-rack III and a 16-stirring frame.
Detailed Description
The objects, technical solutions and advantages of the present invention will become more apparent by the following detailed description of the present invention with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the invention. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present invention.
Example 1: the utility model provides a burn flue gas double dry deacidification's flue gas processing apparatus and technology, as shown in fig. 1-8, including chassis 1, the erection column 2, reacting furnace 3, check valve 4, waste material section of thick bamboo 5, storage hopper 6, motor 7, drive assembly 8, slewing mechanism and scraping mechanism, chassis 1 upper portion welding has two erection columns 2, two erection columns 2 are the symmetry setting, two erection column 2 upper portions all rotate and are connected with reacting furnace 3, it has gas outlet and air inlet to open respectively to reacting furnace 3 both sides, be equipped with check valve 4 between two reacting furnaces 3, check valve 4 is used for connecting two reacting furnaces 3, two reacting furnace 3 lower part all joint has waste material section of thick bamboo 5, two reacting furnace 3 upper portions all have storage hopper 6 through rivet connection, storage hopper 6 upper portion joint has the end cover, storage hopper 6 communicates with reacting furnace 3, chassis 1 upper portion welding has motor 7, the reacting furnace 3 gas outlet and the check valve 4 intercommunication of keeping away from motor 7, the reacting furnace 3 air inlet of one of motor 7, be connected with the reacting furnace 3 air inlet of being close to motor 7, be connected with between the output shaft of motor 7 and one of the reacting furnace 3 and one of them reacting furnace 3 drive assembly has gas outlet and air inlet, be equipped with check valve 4 between two reacting furnace 3, the drive assembly is connected with big and small pulley, the driving pulley is connected with big and small pulley, the reaction belt pulley is fixed in the big and small belt pulley is connected with on two small belt pulley, the reaction pulley is connected with the big belt pulley, the small belt pulley is fixed in the reaction pulley is connected on one of the small belt pulley, and is connected in the small belt pulley, and has a small belt pulley is connected on the small belt pulley.
The rotating mechanism comprises a transverse shaft 91, a bulk cargo 92, a first gear 93 and an annular rack 94, wherein the transverse shaft 91 is connected between the two storage hoppers 6 in a rotating mode, the transverse shaft 91 penetrates through the inside of the two storage hoppers 6, the two bulk cargo 92 are connected to the transverse shaft 91 through bolts, the bulk cargo 92 is used for scattering powder, the upper portion and the lower portion of the bulk cargo 92 are respectively located inside the storage hoppers 6 and the reaction furnace 3, the first gear 93 is connected to the two ends of the transverse shaft 91 through flat keys, the first gear 93 is symmetrically arranged, the annular rack 94 is welded to one side, close to each other, of the two mounting columns 2, the two annular racks 94 are symmetrically arranged, and the annular racks 94 are meshed with the first gear 93.
The scraping mechanism comprises mounting plates 101, scraping frames 102, a second gear 103 and an arc-shaped rack 104, wherein the two mounting plates 101 are welded on the upper parts of the two reaction furnaces 3, the two mounting plates 101 in the same reaction furnace 3 are in a group, the scraping frames 102 are rotatably connected between the two mounting plates 101 in each group, the scraping frames 102 are in contact with the inner wall of the reaction furnace 3, the second gear 103 is connected on the two scraping frames 102 through a flat key, the arc-shaped rack 104 is connected on the lower parts of the two bulk feeders 92 through rivets, and the arc-shaped rack 104 is meshed with the second gear 103.
Firstly, the end covers on two storage hoppers 6 are manually taken down, calcium hydroxide powder is poured into the storage hoppers 6 far away from the motor 7, sodium bicarbonate powder is poured into the storage hoppers 6 close to the motor 7, the calcium hydroxide powder and the sodium bicarbonate powder respectively fall into the two reaction furnaces 3 along the two storage hoppers 6, then the two end covers are manually covered, flue gas to be treated is introduced into the air inlets of the reaction furnaces 3 far away from the motor 7, the motor 7 is started, the one-way valve 4 is communicated with the air inlets of the reaction furnaces 3 close to the motor 7 due to the fact that the air outlets of the reaction furnaces 3 far away from the motor 7 are communicated with the one-way valve 4, the flue gas is introduced into the reaction furnaces 3 close to the motor 7 along the one-way valve 4 from the reaction furnaces 3 far away from the motor 7, the output shaft of the motor 7 drives the transmission assembly 8 to rotate clockwise, and the transmission assembly 8 drives the two reaction furnaces 3, the one-way valve 4, the two waste drums 5, the two storage hoppers 6, the transverse shafts 91, the two bulk feeders 92, the two gears 93, the four mounting plates 101, the two scraping frames 102, the two gears 103 and the two racks 104 are reversely arranged, and the positions of the two waste drums 6 are continuously rotated along the one-way valve 4, and the two waste drums 6 are continuously rotated, and the waste material drums are continuously reacted, and the waste material is continuously and reacted and the powder is completely and reacted, and the powder is continuously and the reaction gas is continuously and moved.
Meanwhile, the first gear 93 is intermittently meshed with or separated from the annular rack 94, the annular rack 94 drives the first gear 93 to intermittently rotate at a certain angle while rotating forward, the first gear 93 drives the transverse shaft 91 to intermittently rotate at a certain angle while rotating forward, when the first gear 93 is meshed with the annular rack 94, the transverse shaft 91 drives the first and second spreaders 92 and the two arc racks 104 to swing at a certain angle while rotating forward, when the first gear 93 is separated from the annular rack 94, the transverse shaft 91, the first and second spreaders 92 and the two arc racks 104 reversely swing at a certain angle under the action of gravity and sequentially reciprocate, so that the two spreaders 92 and the two arc racks 104 intermittently reciprocate, respectively scatter the fallen calcium hydroxide powder and sodium bicarbonate powder, so that the calcium hydroxide powder and the sodium bicarbonate powder can react with smoke more fully, simultaneously under the action of the check valve 4, the smoke which is preliminarily deacidified does not return to the reaction furnace 3 far away from the motor 7, the arc racks 104 are meshed with the second gear 103, the arc racks 104 intermittently reciprocate to drive the second gear 103 to intermittently reciprocate at a certain angle while rotating forward and simultaneously scraping the inner wall 102 to reciprocate at a certain angle, and the inner wall 102 is scraped at the same time when the arc racks 104 reciprocate at a certain angle, and the inner wall 102 is reciprocally and the inner wall is reciprocally and reciprocally scraped at a certain angle.
Meanwhile, the flue gas which is deacidified is discharged from the air outlet of the reaction furnace 3 close to the motor 7, then the motor 7 rotates clockwise for a period of time, the flue gas is stopped after the powder in the two reaction furnaces 3 is fully reacted, the two waste drums 5 are removed again manually, the reacted powder is poured out, then the waste drums 5 are clamped to the bottom of the reaction furnace 3 again manually, calcium hydroxide powder and sodium bicarbonate powder are poured into the two storage hoppers 6 again respectively, and the flue gas which needs to be deacidified is introduced again, so that the calcium hydroxide powder and the sodium bicarbonate powder can be scattered during the reaction, the flue gas in the reaction furnace 3 can be deacidified more fully, the powder blocks remained on the inner wall of the reaction furnace 3 are scraped, the inner wall of the reaction furnace 3 is cleaned conveniently, the next use of the reaction furnace 3 is cleaner, and the effect and efficiency of the flue gas during the deacidification are improved.
Example 2: on the basis of embodiment 1, as shown in fig. 3 and 4, the device further comprises a knocking mechanism, the knocking mechanism is arranged on the two mounting columns 2, the knocking mechanism comprises sliding plates 111, knocking balls 112, power accumulating springs 113 and contact frames 114, the upper parts of the two mounting columns 2 are connected with the sliding plates 111 in a sliding mode, the knocking balls 112 are welded on the upper parts of the two sliding plates 111, the two knocking balls 112 are respectively contacted with the two reaction furnaces 3, the knocking balls 112 can knock the reaction furnaces 3, the power accumulating springs 113 are connected between the sliding plates 111 and the mounting columns 2 through hooks, the contact frames 114 are arranged on one sides of the two sliding plates 111, inclined surfaces are arranged on the upper parts of the two contact frames 114, and the inclined surfaces on the upper parts of the two contact frames 114 are contacted with the transverse shafts 91.
Initially, the knocking ball 112 contacts with the reaction furnace 3, when the cross shaft 91 and the reaction furnace 3 rotate clockwise, the cross shaft 91 contacts with the inclined surfaces of the two contact frames 114, the cross shaft 91 extrudes the inclined surfaces of the two contact frames 114 and drives the two contact frames 114 to move downwards, the contact frames 114 drive the sliding plate 111 and the knocking ball 112 to move downwards, the two power accumulating springs 113 are compressed, the knocking ball 112 is separated from the reaction furnace 3, then the cross shaft 91 continues to rotate, the cross shaft 91 is separated from the inclined surfaces of the two contact frames 114, the cross shaft 91 does not extrude the inclined surfaces of the two contact frames 114, the two power accumulating springs 113 reset and drive the sliding plate 111, the contact frames 114 and the knocking ball 112 to move upwards, the knocking ball 112 contacts with the reaction furnace 3 again, the knocking ball 112 knocks the lower part of the reaction furnace 3, and then the cross shaft 91 continues to rotate downwards, so that the cross shaft 91 contacts with the inclined surfaces of the two contact frames 114 again, and the reciprocating frame 102 can reciprocate and intermittently knock the lower part of the reaction furnace 3, so that powder blocks remained on the inner wall of the reaction furnace 3 are generated, the powder blocks on the inner wall of the reaction furnace 3 can be more convenient to continuously shake, and the inner wall of the reaction furnace 3 can be more clean.
Example 3: on the basis of embodiment 2, as shown in fig. 7, the device further comprises a sliding mechanism, the sliding mechanism is arranged inside the two waste cylinders 5, the sliding mechanism comprises sliding baffles 121, contact columns 122 and a straight slot frame 123, the sliding baffles 121 are arranged inside the two waste cylinders 5, the contact columns 122 are welded on the upper parts of the two sliding baffles 121, the straight slot frames 123 are arranged on the two scraping frames 102, straight holes are formed in the lower parts of the two straight slot frames 123, and the contact columns 122 are positioned in the straight holes of the straight slot frames 123.
When the two scraping frames 102 reciprocate to swing for a certain angle, the scraping frames 102 drive the linear groove frames 123 to reciprocate to swing for a certain angle, the contact columns 122 are positioned in the linear holes of the linear groove frames 123, the linear groove frames 123 reciprocate to enable the contact columns 122 to continuously reciprocate up and down, the contact columns 122 drive the sliding baffles 121 to continuously reciprocate up and down, the two sliding baffles 121 can eject the powder which is remained in the waste material barrel 5 and is not fully reacted, so that the powder which is remained in the waste material barrel 5 and is not fully reacted can be ejected when the reaction furnace 3 rotates, the powder which is not fully reacted in the waste material barrel 5 falls into the reaction furnace 3 again, the powder in the reaction furnace 3 is convenient to fully react with smoke, and the effect and the efficiency of the smoke during deacidification are further improved.
Example 4: on the basis of the embodiment 3, as shown in fig. 7, the two reaction furnaces 3 are internally and rotatably connected with fan blade rods 13, a plurality of fan blades are arranged on one side, close to the linear groove frame 123, of each fan blade rod 13, each fan blade rod 13 is connected with a gear III 14 through a flat key, the upper parts of the two contact columns 122 are welded with a gear III 15, and the gear III 15 is meshed with the gear III 14.
When the contact post 122 continuously reciprocates up and down, the contact post 122 drives the rack III 15 to continuously reciprocate up and down, the rack III 15 is meshed with the gear III 14, the rack III 15 drives the gear III 14 to continuously reciprocate, the gear III 14 drives the fan blade rod 13 to continuously reciprocate, and a plurality of fan blades on the fan blade rod 13 can blow powder and smoke in the reaction furnace 3, so that the powder and the smoke in the reaction furnace 3 can be blown, the powder and the smoke in the reaction furnace 3 can be fully mixed and reacted, and the effect and the efficiency of the smoke in deacidification are further improved.
Example 5: based on embodiment 4, as shown in fig. 8, the stirring device further comprises stirring frames 16, four stirring frames 16 are welded on a transverse shaft 91, two stirring frames 16 positioned in the same storage hopper 6 are in one group, the stirring frames 16 are in two groups, the two groups of stirring frames 16 are respectively positioned at the lower part in the two storage hoppers 6, and the two stirring frames 16 in each group are positioned at two sides of a dispenser 92.
When the transverse shaft 91 reciprocally rotates for a certain angle, the transverse shaft 91 drives the two groups of stirring frames 16 to rotate, the two groups of stirring frames 16 stir powder blocks generated by mixing moisture and powder in the flue gas, the phenomenon that the storage hopper 6 is blocked due to excessive powder blocks remained in the storage hopper 6 is avoided, and the effect and efficiency of the flue gas in deacidification are further improved.
The foregoing is merely exemplary of the present invention and is not intended to limit the present invention. All equivalents and alternatives falling within the spirit of the invention are intended to be included within the scope of the invention. What is not elaborated on the invention belongs to the prior art which is known to the person skilled in the art.
Claims (7)
1. The utility model provides a burn flue gas processing apparatus of two dry deacidification of flue gas which characterized in that: including chassis (1), erection column (2), reaction stove (3), check valve (4), waste material section of thick bamboo (5), storage hopper (6), motor (7), drive assembly (8), rotary mechanism and scraping mechanism, chassis (1) upper portion is equipped with two erection columns (2), two erection columns (2) are the symmetry setting, reaction stove (3) are all rotationally connected with on two erection columns (2) upper portion, it has gas outlet and air inlet to open respectively to reaction stove (3) both sides, be equipped with check valve (4) between two reaction stoves (3), two reaction stove (3) lower part all joint has waste material section of thick bamboo (5), two reaction stove (3) upper portions all are equipped with storage hopper (6), storage hopper (6) upper portion joint has the end cover, storage hopper (6) and reaction stove (3) intercommunication, chassis (1) upper portion is equipped with motor (7), reaction stove (3) gas outlet and check valve (4) intercommunication of keeping away from motor (7), reaction stove (3) gas inlet intercommunication of being close to motor (7), be connected with between motor (7) output shaft and reaction stove (3) air inlet of motor (7) and one of them small belt pulley assembly, drive belt pulley assembly is connected with between one of large and small belt pulley assembly (8), the large belt wheel is fixedly connected to one of the reaction furnaces (3), a belt is wound between the small belt wheel and the large belt wheel, the rotating mechanism is arranged on the two storage hoppers (6), and the scraping mechanism is arranged in the two reaction furnaces (3);
the rotating mechanism comprises a transverse shaft (91), bulk bins (92), first gears (93) and annular racks (94), wherein the transverse shaft (91) is connected between the two storage hoppers (6) in a rotating mode, the transverse shaft (91) penetrates through the two storage hoppers (6), the two bulk bins (92) are arranged on the transverse shaft (91), the upper portions and the lower portions of the bulk bins (92) are respectively located inside the storage hoppers (6) and the reaction furnace (3), the first gears (93) are arranged at two ends of the transverse shaft (91), the first gears (93) are symmetrically arranged, the annular racks (94) are arranged on one sides, close to each other, of the two mounting columns (2), the two annular racks (94) are symmetrically arranged, and the annular racks (94) are meshed with the first gears (93).
2. A flue gas treatment device for double dry deacidification of incineration flue gas according to claim 1, wherein: the scraping mechanism comprises mounting plates (101), scraping frames (102), two gears (103) and arc racks (104), two mounting plates (101) are arranged on the upper portions of two reaction furnaces (3), two mounting plates (101) located in the same reaction furnace (3) are in a group, the scraping frames (102) are rotatably connected between the two mounting plates (101) in each group, the scraping frames (102) are in contact with the inner walls of the reaction furnaces (3), the two scraping frames (102) are provided with the two gears (103), the lower portions of the two bulk cargo devices (92) are provided with the arc racks (104), and the arc racks (104) are meshed with the two gears (103).
3. A flue gas treatment device for double dry deacidification of incineration flue gas according to claim 2, wherein: still including beating the mechanism, beat the mechanism and set up on two erection columns (2), beat the mechanism including sliding plate (111), beat ball (112), hold power spring (113) and contact frame (114), two erection columns (2) upper portions all are connected with sliding plate (111) in a sliding manner, two sliding plate (111) upper portions all are equipped with and beat ball (112), two beat ball (112) respectively with two reacting furnaces (3) contact, be connected with between sliding plate (111) and erection column (2) and hold power spring (113), two sliding plate (111) one side all are equipped with contact frame (114), two contact frame (114) upper portions all are equipped with the inclined plane, the inclined plane on two contact frame (114) upper portions all can be with cross axle (91) contact.
4. A flue gas treatment device for double dry deacidification of incineration flue gas according to claim 3, wherein: still including slide mechanism, slide mechanism sets up inside two waste material barrels (5), slide mechanism is including slide damper (121), contact post (122) and a word cell frame (123), slide damper (121) have all been placed inside two waste material barrels (5), two slide damper (121) upper portions all are equipped with contact post (122), all be equipped with a word cell frame (123) on two scraping movable frame (102), a word hole has all been opened to two word cell frame (123) lower parts, contact post (122) are located a word cell frame (123) a word hole.
5. The flue gas treatment device for double dry deacidification of incineration flue gas according to claim 4, wherein: still including flabellum pole (13), gear three (14) and rack three (15), inside all rotation type of two reacting furnaces (3) is connected with flabellum pole (13), and one side that two flabellums poles (13) are close to a word cell frame (123) all is equipped with a plurality of flabellum, all is equipped with gear three (14) on two flabellum poles (13), and two contact post (122) upper portions all are equipped with rack three (15), and rack three (15) and gear three (14) meshing.
6. A flue gas treatment device for double dry deacidification of incineration flue gas according to claim 5, wherein: the stirring device is characterized by further comprising stirring frames (16), wherein four stirring frames (16) are arranged on the transverse shaft (91), two stirring frames (16) positioned in the same storage hopper (6) are in one group, the stirring frames (16) are in two groups, the two groups of stirring frames (16) are respectively positioned at the lower parts in the two storage hoppers (6), and the two stirring frames (16) in each group are positioned at two sides of the dispersing device (92).
7. A process of the flue gas treatment device for double dry deacidification of incineration flue gas according to claim 6, wherein: the method comprises the following steps:
step one: firstly, manually taking down end covers on two storage hoppers (6), pouring calcium hydroxide powder into the storage hoppers (6) far away from a motor (7), pouring sodium bicarbonate powder into the storage hoppers (6) close to the motor (7), and respectively dropping the calcium hydroxide powder and the sodium bicarbonate powder into two reaction furnaces (3) along the two storage hoppers (6);
step two: then two end covers are manually covered, flue gas to be treated is introduced into an air inlet of a reaction furnace (3) far away from a motor (7), the motor (7) is started, the positions of a waste material barrel (5) and a storage hopper (6) are continuously reversed in a reciprocating manner, so that powder entering the reaction furnace (3) fully reacts with the flue gas, the two bulk feeders (92) scatter the fallen calcium hydroxide powder and sodium bicarbonate powder, and a scraping frame (102) scrapes powder blocks remained on the inner wall of the reaction furnace (3);
step three: meanwhile, the striking balls (112) intermittently strike the lower part of the reaction furnace (3), the two groups of stirring frames (16) stir powder blocks generated by mixing water in the flue gas with powder, and the flue gas after deacidification is discharged from an air outlet of the reaction furnace (3) close to the motor (7);
step four: the motor (7) is manually turned off, the smoke is stopped, the two waste drums (5) are taken down, and the reacted powder is poured out.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117282241A (en) * | 2023-11-24 | 2023-12-26 | 上海东石塘再生能源有限公司 | Domestic garbage incineration flue gas deacidification device and method |
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| CN114392647A (en) * | 2022-01-24 | 2022-04-26 | 张家港市华瑞危险废物处理中心有限公司 | Double-dry deacidification system and method for hazardous waste incineration flue gas |
| CN116036852A (en) * | 2023-02-27 | 2023-05-02 | 安徽南都华铂新材料科技有限公司 | Kiln dust treatment and discharge equipment containing hydrogen fluoride |
| CN219272716U (en) * | 2022-11-21 | 2023-06-30 | 莱芜市安邦冶金设备有限公司 | Low consumption charcoal base catalysis SOx/NOx control device of flue gas purification |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114392647A (en) * | 2022-01-24 | 2022-04-26 | 张家港市华瑞危险废物处理中心有限公司 | Double-dry deacidification system and method for hazardous waste incineration flue gas |
| CN219272716U (en) * | 2022-11-21 | 2023-06-30 | 莱芜市安邦冶金设备有限公司 | Low consumption charcoal base catalysis SOx/NOx control device of flue gas purification |
| CN116036852A (en) * | 2023-02-27 | 2023-05-02 | 安徽南都华铂新材料科技有限公司 | Kiln dust treatment and discharge equipment containing hydrogen fluoride |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117282241A (en) * | 2023-11-24 | 2023-12-26 | 上海东石塘再生能源有限公司 | Domestic garbage incineration flue gas deacidification device and method |
| CN117282241B (en) * | 2023-11-24 | 2024-02-20 | 上海东石塘再生能源有限公司 | Domestic garbage incineration flue gas deacidification device and method |
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