CN113289447A - Waste gas treatment device for desalination pretreatment of household garbage incineration fly ash - Google Patents
Waste gas treatment device for desalination pretreatment of household garbage incineration fly ash Download PDFInfo
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- CN113289447A CN113289447A CN202110841069.7A CN202110841069A CN113289447A CN 113289447 A CN113289447 A CN 113289447A CN 202110841069 A CN202110841069 A CN 202110841069A CN 113289447 A CN113289447 A CN 113289447A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/60—Combinations of devices covered by groups B01D46/00 and B01D47/00
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- 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
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- 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
- B01D53/14—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 absorption
- B01D53/18—Absorbing units; Liquid distributors therefor
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Abstract
The invention discloses a waste gas treatment device for the desalination pretreatment of household garbage incineration fly ash, which comprises a waste gas primary filtering mechanism, a gas transmission pipeline and a purification treatment box, wherein the lower end of one side of the waste gas primary filtering mechanism is fixedly connected with a waste gas inlet pipe, the upper end of the other side of the waste gas primary filtering mechanism is connected with the purification treatment box through the gas transmission pipeline, the lower end of the gas transmission pipeline is fixedly provided with an electromagnetic valve, and the inner side of the purification treatment box is respectively provided with a dust removal mechanism and a washing desalination mechanism. According to the invention, the dust removal mechanism, the washing desalination mechanism and the exhaust mechanism are arranged in the purification treatment box, so that salt-containing waste gas separation and water-gas separation can be sequentially completed, and the harmful substances such as particulate matters, a large amount of soluble inorganic salts such as sodium salt, sylvite and chlorine salt, and high-content heavy metals in the waste gas can be sufficiently treated.
Description
Technical Field
The invention relates to the technical field of environmental protection equipment, in particular to a waste gas treatment device for desalination pretreatment of household garbage incineration fly ash.
Background
The household garbage incineration fly ash is mainly collected in a flue gas pipeline, a flue gas purification device, a cyclone separator, a bag-type dust remover and the like. The fly ash contains a large amount of soluble inorganic salts such as sodium salt, potassium salt and chloride salt, high-content heavy metals such as Hg, Pb, Cd, Cu, Cr, Zn and Ni, high-concentration highly toxic organic carcinogens such as dioxin, the fly ash generated by burning the household garbage is defined as hazardous waste, and the fly ash needs to be stabilized and harmlessly treated. For example, patent No. 201110122176.0 discloses a flying ash treatment device for municipal solid waste incineration, which comprises a dust treatment chamber and a gas treatment chamber, wherein the two chambers are provided with vertical columns which are staggered up and down to form a serpentine channel through which flying ash can pass, and the flying ash is in a closed operation state in the serpentine channel; the top of the dust processing cavity is provided with a sprayer, and the bottom of the dust processing cavity is connected with a flying mortar processing device. The device utilizes the harmful gas adsorption material and the water low temperature circulation to handle the harmful gas in the municipal refuse incineration fly ash, so that the dust and the harmful gas in the generated fly ash (flue gas) are fully adsorbed, and the environment of the surrounding area of the incineration site can be effectively protected.
However, in the prior art, desalination is not adopted as a treatment premise in several mainstream modes of fly ash treatment, so that incomplete treatment, low treatment efficiency, secondary pollution, reduction of quality of resource products and influence of the resource level of fly ash treatment are caused. Therefore, the invention provides an exhaust gas treatment device for desalination pretreatment of the fly ash generated by burning household garbage.
Disclosure of Invention
The invention aims to provide a waste gas treatment device for desalination pretreatment of household garbage incineration fly ash, so as to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a waste gas treatment device of domestic waste incineration flying ash desalination preliminary treatment, includes that waste gas strains mechanism, gas transmission pipeline and purification treatment case for the first time, waste gas strains one side lower extreme fixedly connected with waste gas of mechanism for the first time and advances the pipe, waste gas strains the opposite side upper end of mechanism for the first time and is connected with the purification treatment case through gas transmission pipeline, the lower extreme fixed mounting of gas transmission pipeline has the solenoid valve, the inboard of purification treatment case is equipped with dust removal mechanism and washing desalination mechanism respectively, waste gas strains the mechanism for the first time and includes the lime-ash collecting box, the top fixedly connected with transmission section of thick bamboo of lime-ash collecting box, the top of transmission section of thick bamboo is fixed with first motor, the output shaft fixedly connected with transmission shaft of first motor, the outer wall of transmission shaft is from last to fixed mounting in proper order has helical blade down, helical blade's surface has seted up the filtration pore, the inboard bottom of lime-ash collecting box is equipped with the collection drawer, the front side fixedly connected with handle of collecting the drawer drives transmission shaft and helical blade through the output shaft of first motor and rotates, with waste gas by supreme conveying to the gas transmission pipeline in down to carry out prefilter through the filtration pore to waste gas, the lime-ash of the great granule after the filtration falls into the lime-ash collecting box, and collects the lime-ash through collecting the drawer.
Further, the dust removing mechanism comprises a dust removing chamber, a fixed frame is fixedly installed at the bottom of the inner side of the dust removing chamber, a grid support is fixed at the top of the inner side of the fixed frame, dust removing plates are fixedly connected to the bottom of the grid support at equal intervals, a memory screen plate is connected to the top between every two adjacent dust removing plates, a turnover baffle is hinged to the center of the memory screen plate, reset springs are connected between the upper end and the lower end of each dust removing plate on the left side and the right side and the inner wall of the fixed frame, a dust removing cover is fixedly connected to the top of the fixed frame, a plurality of arc plates which are symmetrically distributed are hinged to the upper ends of the inner walls on the two sides of the dust removing cover, a filter cotton net is connected between the bottoms of the movable ends of the two arc plates, a tension spring is fixedly connected between the upper ends of the arc plates and the inner wall of the dust removing cover, a connecting air passage is fixedly connected to the top of the dust removing cover, and the tail end of the connecting air passage is communicated with the water washing desalting mechanism, waste gas passes through the fixed frame in gas transmission pipeline entering dust removal chamber, then waste gas from the space rebound between two adjacent dust removal boards, push up behind the upset baffle and carry out first dust removal through the memory otter board, waste gas gets into in the dust excluding hood after that, and drive the arc and rotate, the arc that makes both sides separates, and will filter the cotton net and extend and open, filter the dust removal to waste gas once more, thereby carry out the dual dust removal to waste gas, improve the dust removal effect, and through connecting the waste gas after the air flue will remove dust and let in the washing desalination mechanism.
Further, washing desalination mechanism includes the washing room, the inboard bottom of washing room is fixed with the washing pond, the top in washing pond is equipped with a plurality of filter screen, fixedly connected with deflector between the both sides of filter screen and the inner wall of washing room, the top of filter screen is equipped with a plurality of shower pipe, the shower pipe is snakelike distribution, the bottom fixed mounting of shower pipe has a plurality of shower head, carries out abundant washing through shower pipe and shower head to waste gas, makes the chloride in the flying dust in the waste gas fully dissolve in the aquatic to guide to washing in the pond through the deflector.
Furthermore, a water tank is arranged on one side of the washing chamber, a water replenishing port is formed in one side of the top of the water tank, a water pump is fixed on the other side of the top of the water tank, the water inlet end of the water pump is communicated with the water tank, a water distribution pipe is fixedly connected to the water outlet end of the water pump, the tail end of the water distribution pipe penetrates through one side wall of the washing chamber and is communicated with the spray water pipe, washing liquid in the water tank is conveyed to the water distribution pipe through the water pump, and then the washing liquid is conveyed to the spray water pipe through the water distribution pipe, so that the conveying process of the washing liquid is completed.
Further, an exhaust mechanism is fixed at the top of the water washing desalination mechanism and comprises an exhaust box, an exhaust fan is fixed at the top of the inner side of the exhaust box, a filter screen plate is fixedly installed at the bottom of the inner side of the exhaust box, an airflow guide plate is fixed inside the exhaust box, a purification box is fixedly connected to one side of the exhaust box, an activated carbon plate which is obliquely arranged is fixed at the upper end of the inner side of the purification box, a plurality of water collecting plates are fixed at equal intervals at the bottom of the activated carbon plate, an air ventilation ball is movably installed at the top of the purification box, the exhaust fan is connected with the purification box through a pipeline, waste gas enters the exhaust box after being filtered again through the filter screen plate, then enters the purification box through the airflow guide plate, moisture in the waste gas is collected through the plurality of water collecting plates, the waste gas is deodorized through the activated carbon plate, and then the waste gas is exhausted through the air ventilation ball, meanwhile, the exhaust fan accelerates the exhaust efficiency.
Furthermore, a water outlet is formed in the bottom of the inner side of the purification box, a guide plate is fixed to one side of the water outlet, and collected water is guided to the water outlet through the guide plate to be discharged.
Further, the bottom of purification treatment case is fixed with the second motor, the output shaft fixed mounting of second motor has the carousel, the surperficial edge swing joint of carousel has first connecting rod, the end-to-end rotation of first connecting rod is connected with the second connecting rod, the tip of second connecting rod runs through a gas transmission pipeline lateral wall and fixedly connected with scraper blade, the dust exhaust mouth has been seted up to gas transmission pipeline's bottom, drives the carousel through the second motor and rotates, and the carousel drives first connecting rod and rotates after that, and first connecting rod drives the second connecting rod in step and drives reciprocating motion about the scraper blade in gas transmission pipeline's bottom to discharge filterable dust through the dust exhaust mouth.
Furthermore, a triangular current collecting plate is fixed on the inner wall of one side of the exhaust box and is positioned below the airflow guide plate.
Furthermore, a liquid discharge pipe is fixedly connected to the bottom of one side of the water washing pool, the tail end of the liquid discharge pipe penetrates through the side wall of the purification treatment box and extends to the outside, and a liquid discharge valve is fixedly mounted at the tail end of the liquid discharge pipe.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the waste gas primary filtering mechanism is arranged, the output shaft of the first motor drives the transmission shaft and the helical blade to rotate, waste gas is conveyed into the gas transmission pipeline from bottom to top, the waste gas is primarily filtered through the filtering holes, and large-particle filtered ash falls into the ash collecting box and is collected through the collecting drawer;
2. through setting up the dust removal mechanism, waste gas gets into the fixed frame in the dust removal chamber through the gas transmission pipeline, then waste gas from the space between two adjacent dust removal boards upward movement, after opening the upset baffle and carrying out the first dust removal through the memory otter board, then waste gas gets into the dust excluding hood, and drive the arc and rotate, make the arc of both sides separate, and stretch the filter cotton net and open, filter the dust removal to waste gas once more, thereby carry out the dual dust removal to waste gas, improve the dust removal effect, and through connecting the air flue with the waste gas after the dust removal let in the washing desalination mechanism;
3. according to the invention, the washing and desalting mechanism is arranged, the washing liquid in the water tank is conveyed to the water distribution pipe through the water pump, and then the washing liquid is conveyed to the spray water pipe through the water distribution pipe, so that the washing liquid is conveyed into the washing chamber, the waste gas is sufficiently washed through the spray water pipe and the spray head, the chloride in the fly ash in the waste gas is sufficiently dissolved in the water, and is guided into the washing tank through the guide plate, and the waste gas is filtered again through the filter screen;
4. according to the invention, by arranging the exhaust mechanism, the waste gas enters the exhaust box after being filtered by the filter screen plate again, then enters the purification box through the airflow guide plate, moisture in the waste gas is collected through the plurality of water collecting plates, the waste gas is deodorized through the activated carbon plate, then the waste gas is discharged through the ventilating ball, and meanwhile, the waste gas discharge efficiency is accelerated through the exhaust fan.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a front view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic bottom view of the shower tube of the present invention;
FIG. 4 is a first schematic sectional view of the dust removing mechanism of the present invention;
FIG. 5 is a second schematic cross-sectional view of the dust removing mechanism of the present invention;
FIG. 6 is an enlarged view of the structure at B in FIG. 4 according to the present invention;
FIG. 7 is an enlarged view of the structure at A in FIG. 2 according to the present invention;
in the figure: 1. a waste gas primary filtering mechanism; 101. an ash residue collecting box; 102. a transfer drum; 103. a first motor; 104. a drive shaft; 105. a helical blade; 106. filtering holes; 107. a collection drawer; 2. a gas pipeline; 3. a purification treatment box; 4. an exhaust gas inlet pipe; 5. an electromagnetic valve; 6. a dust removal mechanism; 601. a dust chamber; 602. a fixing frame; 603. a grid support; 604. a dust removal plate; 605. memorizing the screen plate; 606. turning over the baffle; 607. a return spring; 608. a dust hood; 609. an arc-shaped plate; 6010. filtering the cotton net; 6011. an extension spring; 6012. connecting an air passage; 7. a water washing desalination mechanism; 701. a water washing chamber; 702. a water washing pool; 703. a filter screen; 704. a guide plate; 705. a spray header; 706. a shower head; 8. a water tank; 9. a water replenishing port; 10. a water pump; 11. a water distribution pipe; 12. an exhaust mechanism; 1201. an exhaust box; 1202. an exhaust fan; 1203. a filter screen plate; 1204. an airflow guide plate; 1205. a purification box; 1206. an activated carbon plate; 1207. a water collection plate; 1208. a ventilation ball; 1209. a water outlet; 1210. a baffle; 13. a second motor; 14. a turntable; 15. a first link; 16. a second link; 17. a squeegee; 18. triangular current collecting plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the invention provides a waste gas treatment device for the desalination pretreatment of fly ash from incineration of household garbage, which comprises a waste gas primary filtering mechanism 1, a gas transmission pipeline 2 and a purification treatment box 3, wherein the lower end of one side of the waste gas primary filtering mechanism 1 is fixedly connected with a waste gas inlet pipe 4, the upper end of the other side of the waste gas primary filtering mechanism 1 is connected with the purification treatment box 3 through the gas transmission pipeline 2, the lower end of the gas transmission pipeline 2 is fixedly provided with an electromagnetic valve 5, the inner side of the purification treatment box 3 is respectively provided with a dust removal mechanism 6 and a water washing desalination mechanism 7, the waste gas primary filtering mechanism 1 comprises an ash residue collection box 101, the top of the ash residue collection box 101 is fixedly connected with a transmission cylinder 102, the top of the transmission cylinder 102 is fixedly provided with a first motor 103, the output shaft of the first motor 103 is fixedly connected with a transmission shaft 104, the outer wall of the transmission shaft 104 is sequentially and fixedly provided with a helical blade 105 from top to bottom, the surface of the spiral blade 105 is provided with a filter hole 106, the bottom of the inner side of the ash residue collecting box 101 is provided with a collecting drawer 107, the front side of the collecting drawer 107 is fixedly connected with a handle, an output shaft of a first motor 103 drives a transmission shaft 104 and the spiral blade 105 to rotate, waste gas is conveyed into the gas transmission pipeline 2 from bottom to top, the waste gas is preliminarily filtered through the filter hole 106, and the filtered ash residue with larger particles falls into the ash residue collecting box 101 and is collected through the collecting drawer 107.
In a preferred embodiment, the dust removing mechanism 6 includes a dust removing chamber 601, a fixed frame 602 is fixedly installed at the bottom of the inner side of the dust removing chamber 601, a grid support 603 is fixed at the top of the inner side of the fixed frame 602, dust removing plates 604 are fixedly connected to the bottom of the grid support 603 at equal intervals, a memory screen plate 605 is connected to the top between two adjacent dust removing plates 604, a turning baffle plate 606 is hinged to the center of the memory screen plate 605, a return spring 607 is connected between the upper and lower ends of the dust removing plates 604 at the left and right sides and the inner wall of the fixed frame 602, a dust removing cover 608 is fixedly connected to the top of the fixed frame 602, a plurality of arc plates 609 which are symmetrically distributed are hinged to the upper ends of the inner walls at both sides of the dust removing cover 608, a filter cotton net 6010 is connected between the bottoms of the movable ends of the two arc plates 609, and a tension spring 6011 is fixedly connected between the upper end of the arc plate 609 and the inner wall of the dust removing cover 608, the top fixedly connected with of dust excluding hood 608 connects air flue 6012, the end of connecting air flue 6012 is linked together with water washing desalination mechanism 7, waste gas passes through gas transmission pipeline 2 and gets into the fixed frame 602 in clean room 601, then waste gas from the space rebound between two adjacent dust removal boards 604, push up behind the upset baffle 606 and carry out first dust removal through memory otter board 605, waste gas gets into in the dust excluding hood after that, and drive arc 609 and rotate, make the arc 609 of both sides separate, and open filter cotton 6010 extension, filter the dust removal to waste gas once more, thereby carry out dual dust removal to waste gas, improve the dust removal effect, and let in water washing desalination mechanism 7 through connecting the waste gas after air flue 6012 will remove dust.
In a preferred embodiment, washing desalination mechanism 7 includes washing room 701, washing room 701's inboard bottom is fixed with washing pond 702, washing pond 702's top is equipped with a plurality of filter screen 703, fixedly connected with deflector 704 between the both sides of filter screen 703 and washing room 701's the inner wall, the top of filter screen 703 is equipped with a plurality of shower pipe 705, shower pipe 705 is snakelike distribution, shower pipe 705's bottom fixed mounting has a plurality of shower head 706, carries out abundant washing to waste gas through shower pipe 705 and shower head 706, makes the chloride in the fly ash in the waste gas fully dissolve in aquatic to guide to washing pond 702 in through deflector 704, carry out the secondary filtration to waste gas through filter screen 703.
In a preferred embodiment, a water tank 8 is disposed on one side of the washing chamber 701, a water replenishing port 9 is disposed on one side of the top of the water tank 8, a water pump 10 is fixed on the other side of the water tank 8, a water inlet end of the water pump 10 is communicated with the water tank 8, a water outlet end of the water pump 10 is fixedly connected with a water distribution pipe 11, a tail end of the water distribution pipe 11 penetrates through a side wall of the washing chamber 701 and is communicated with a spray water pipe 705, the washing liquid in the water tank 8 is conveyed into the water distribution pipe 11 through the water pump 10, and then the washing liquid is conveyed into the spray water pipe 705 through the water distribution pipe 11, so that the conveying process of the washing liquid is completed.
In a preferred embodiment, an exhaust mechanism 12 is fixed on the top of the water washing desalination mechanism 7, the exhaust mechanism 12 includes an exhaust box 1201, an exhaust fan 1202 is fixed on the top of the inner side of the exhaust box 1201, a filter screen plate 1203 is fixed on the bottom of the inner side of the exhaust box 1201, an airflow guide plate 1204 is fixed inside the exhaust box 1201, a purification box 1205 is fixedly connected to one side of the exhaust box 1201, an activated carbon plate 1206 arranged obliquely is fixed on the upper end of the inner side of the purification box 1205, a plurality of water collection plates 1207 are fixed at equal intervals on the bottom of the activated carbon plate 1206, an air vent ball 1208 is movably mounted on the top of the purification box 1205, the exhaust fan 1202 is connected with the purification box 1205 through a pipeline, the exhaust gas is filtered again through the filter screen plate 1203 and then enters the exhaust box 1201 through the airflow guide plate 1204, and the moisture in the exhaust gas is collected through the plurality of water collection plates 1207, and deodorizes the exhaust gas by the activated carbon plate 1206 and then discharges the exhaust gas by the ventilation ball 1208 while accelerating the exhaust gas discharge efficiency by the exhaust fan 1202.
In a preferred embodiment, a water outlet 1209 is opened at the bottom of the inner side of the purification box 1205, a guide plate 1210 is fixed at one side of the water outlet 1209, and the collected water is guided to the water outlet 1209 through the guide plate 1210 and discharged.
In a preferred embodiment, the bottom of the purification treatment box 3 is fixed with a second motor 13, an output shaft of the second motor 13 is fixedly provided with a rotary table 14, the surface edge of the rotary table 14 is movably connected with a first connecting rod 15, the end of the first connecting rod 15 is rotatably connected with a second connecting rod 16, the end of the second connecting rod 16 penetrates through a side wall of the gas transmission pipeline 2 and is fixedly connected with a scraper 17, the bottom of the gas transmission pipeline 2 is provided with a dust exhaust port, the rotary table 14 is driven by the second motor 13 to rotate, the rotary table 14 drives the first connecting rod 15 to rotate, the first connecting rod 15 synchronously drives the second connecting rod 16 to drive the scraper 17 to reciprocate left and right at the bottom of the gas transmission pipeline 2, and therefore filtered dust is exhausted through the dust exhaust port.
In a preferred embodiment, a triangular current collecting plate 18 is fixed to one side of the inner wall of the exhaust box 1201, and the triangular current collecting plate 18 is located below the airflow guiding plate 1204.
In a preferred embodiment, a drain pipe is fixedly connected to the bottom of one side of the water washing tank 702, the end of the drain pipe penetrates through one side wall of the purification treatment tank 3 and extends to the outside, and a drain valve is fixedly mounted at the end of the drain pipe.
The working principle of the invention is as follows: the output shaft of the first motor 103 drives the transmission shaft 104 and the helical blades 105 to rotate, the waste gas is transmitted into the gas transmission pipeline 2 from bottom to top, the waste gas is primarily filtered through the filtering holes 106, the filtered larger-particle ash falls into the ash collecting box 101, and the ash is collected through the collecting drawer 107; waste gas enters a fixed frame 602 in a dust removing chamber 601 through a gas transmission pipeline 2, then the waste gas moves upwards from a gap between two adjacent dust removing plates 604, primary dust removal is carried out through a memory screen 605 after an overturning baffle 606 is jacked open, then the waste gas enters a dust removing cover and drives the arc-shaped plates 609 to rotate, so that the arc-shaped plates 609 at two sides are separated, a filter cotton net 6010 is stretched and opened, and the waste gas is filtered and dedusted again, so that the waste gas is subjected to double dust removal, the dust removing effect is improved, the dedusted waste gas is introduced into a washing desalting mechanism 7 through a connecting air passage 6012, a cleaning solution in a water tank 8 is conveyed to a water distribution pipe 11 through a water pump 10, the cleaning solution is conveyed to a spray water pipe 705 through the water distribution pipe 11, so that the cleaning solution is conveyed into the water cleaning chamber 701, the waste gas is sufficiently washed through the spray water pipe 705 and a spray header 706, so that chloride in fly ash in the waste gas is sufficiently dissolved in water, and guide to washing tank 702 through deflector 704 in, filter waste gas once more through filter screen 703, waste gas gets into exhaust case 1201 after filter screen plate 1203 filters once more, then gets into purifying box 1205 through air current deflector 1204, collects the moisture in the waste gas through a plurality of water collecting plates 1207, and deodorize to waste gas through activated carbon plate 1206, then discharge waste gas by ventilation ball 1208, accelerate waste gas discharge efficiency through exhaust fan 1202 simultaneously.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a waste gas treatment device of domestic waste incineration flying ash desalination preliminary treatment, includes that waste gas filters mechanism (1), gas transmission pipeline (2) and purification treatment case (3) for a long time, its characterized in that: the waste gas is primarily filtered and is connected with a waste gas inlet pipe (4) at the lower end of one side of the mechanism (1), the waste gas is primarily filtered and is connected with a purification treatment box (3) at the upper end of the other side of the mechanism (1) through a gas transmission pipeline (2), an electromagnetic valve (5) is fixedly installed at the lower end of the gas transmission pipeline (2), a dust removal mechanism (6) and a washing desalination mechanism (7) are respectively arranged at the inner side of the purification treatment box (3), the waste gas is primarily filtered and is composed of an ash residue collection box (101), a transmission cylinder (102) is fixedly connected at the top of the ash residue collection box (101), a first motor (103) is fixed at the top of the transmission cylinder (102), a transmission shaft (104) is fixedly connected with an output shaft of the first motor (103), spiral blades (105) are sequentially and fixedly installed on the outer wall of the transmission shaft (104) from top to bottom, and filter holes (106) are formed in the surface of the spiral blades (105), the ash residue collecting box (101) is characterized in that a collecting drawer (107) is arranged at the bottom of the inner side of the ash residue collecting box, and a handle is fixedly connected to the front side of the collecting drawer (107).
2. The waste gas treatment device for the desalination pretreatment of fly ash from incineration of household garbage according to claim 1, characterized in that: the dust removal mechanism (6) comprises a dust removal chamber (601), a fixed frame (602) is fixedly mounted at the bottom of the inner side of the dust removal chamber (601), a grid support (603) is fixed at the top of the inner side of the fixed frame (602), dust removal plates (604) are fixedly connected at equal intervals at the bottom of the grid support (603), a memory screen plate (605) is connected at the top between every two adjacent dust removal plates (604), a turning baffle (606) is hinged to the center of the memory screen plate (605), a reset spring (607) is connected between the upper end and the lower end of each dust removal plate (604) at the left side and the right side and the inner wall of the fixed frame (602), a dust removal cover (608) is fixedly connected at the top of the fixed frame (602), arc plates (609) which are symmetrically distributed are hinged to the upper ends of the inner walls at the two sides of the dust removal cover (608), and a filter cotton net (6010) is connected between the bottoms of the movable ends of the arc plates (609), fixedly connected with extension spring (6011) between the upper end of arc (609) and dust excluding hood (608) inner wall, the top fixedly connected with of dust excluding hood (608) connects air flue (6012), the end of connecting air flue (6012) is linked together with washing desalination mechanism (7).
3. The waste gas treatment device for the desalination pretreatment of fly ash from incineration of household garbage according to claim 1, characterized in that: washing desalination mechanism (7) are including washing room (701), the inboard bottom of washing room (701) is fixed with washing pond (702), the top of washing pond (702) is equipped with a plurality of filter screen (703), fixedly connected with deflector (704) between the both sides of filter screen (703) and the inner wall of washing room (701), the top of filter screen (703) is equipped with a plurality of shower pipe (705), shower pipe (705) are snakelike distribution, the bottom fixed mounting of shower pipe (705) has a plurality of shower head (706).
4. The waste gas treatment device for the desalination pretreatment of fly ash from incineration of household garbage according to claim 3, characterized in that: the water distribution device is characterized in that a water tank (8) is arranged on one side of the washing chamber (701), a water replenishing port (9) is formed in one side of the top of the water tank (8), a water pump (10) is fixed to the other side of the top of the water tank (8), the water inlet end of the water pump (10) is communicated with the water tank (8), a water distribution pipe (11) is fixedly connected to the water outlet end of the water pump (10), and the tail end of the water distribution pipe (11) penetrates through one side wall of the washing chamber (701) and is communicated with a spraying water pipe (705).
5. The waste gas treatment device for the desalination pretreatment of fly ash from incineration of household garbage according to claim 1, characterized in that: the top of washing desalination mechanism (7) is fixed with exhaust mechanism (12), exhaust mechanism (12) are including exhaust case (1201), the inboard top of exhaust case (1201) is fixed with exhaust fan (1202), the inboard bottom fixed mounting of exhaust case (1201) has filter plate (1203), the inside of exhaust case (1201) is fixed with air current deflector (1204), one side fixedly connected with purifying box (1205) of exhaust case (1201), the inboard upper end of purifying box (1205) is fixed with activated carbon plate (1206) that the slope set up, the bottom of activated carbon plate (1206) is equidistant to be fixed with a plurality of water-collecting plate (1207), the top movable mounting of purifying box (1205) has ventilation ball (1208), exhaust fan (1202) are connected with purifying box (1205) through the pipeline.
6. The waste gas treatment device for the desalination pretreatment of fly ash from incineration of household garbage according to claim 5, characterized in that: a water outlet (1209) is formed in the bottom of the inner side of the purification box (1205), and a guide plate (1210) is fixed to one side of the water outlet (1209).
7. The waste gas treatment device for the desalination pretreatment of fly ash from incineration of household garbage according to claim 1, characterized in that: the bottom of purification treatment case (3) is fixed with second motor (13), the output shaft fixed mounting of second motor (13) has carousel (14), the surperficial edge swing joint of carousel (14) has first connecting rod (15), the end rotation of first connecting rod (15) is connected with second connecting rod (16), the tip of second connecting rod (16) runs through gas transmission pipeline (2) a lateral wall and fixedly connected with scraper blade (17), the dust exhaust mouth has been seted up to the bottom of gas transmission pipeline (2).
8. The waste gas treatment device for the desalination pretreatment of fly ash from incineration of household garbage according to claim 5, characterized in that: a triangular current collecting plate (18) is fixed on the inner wall of one side of the exhaust box (1201), and the triangular current collecting plate (18) is located below the airflow guide plate (1204).
9. The waste gas treatment device for the desalination pretreatment of fly ash from incineration of household garbage according to claim 3, characterized in that: a liquid discharge pipe is fixedly connected to the bottom of one side of the water washing pool (702), the tail end of the liquid discharge pipe penetrates through one side wall of the purification treatment box (3) and extends to the outside, and a liquid discharge valve is fixedly mounted at the tail end of the liquid discharge pipe.
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| CN114053974A (en) * | 2021-10-26 | 2022-02-18 | 江苏宇星科技有限公司 | Integral type iron oxide handles reation kettle |
| CN114471121A (en) * | 2022-03-03 | 2022-05-13 | 湖北中颐和环境工程有限公司 | Calcining furnace tail gas purification treatment device and process |
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Application publication date: 20210824 |