CN114699853A - Dry type dust collector for treating waste gas of large industrial boiler - Google Patents
Dry type dust collector for treating waste gas of large industrial boiler Download PDFInfo
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- CN114699853A CN114699853A CN202210358429.2A CN202210358429A CN114699853A CN 114699853 A CN114699853 A CN 114699853A CN 202210358429 A CN202210358429 A CN 202210358429A CN 114699853 A CN114699853 A CN 114699853A
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- 239000000428 dust Substances 0.000 title claims abstract description 168
- 239000002912 waste gas Substances 0.000 title claims abstract description 60
- 239000007789 gas Substances 0.000 claims abstract description 102
- 238000003860 storage Methods 0.000 claims abstract description 47
- 239000000779 smoke Substances 0.000 claims abstract description 45
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 39
- 238000004140 cleaning Methods 0.000 claims abstract description 38
- 238000007790 scraping Methods 0.000 claims abstract description 35
- 238000003756 stirring Methods 0.000 claims abstract description 13
- 239000004744 fabric Substances 0.000 claims abstract description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 50
- 239000012535 impurity Substances 0.000 claims description 19
- 238000007599 discharging Methods 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 14
- 238000012544 monitoring process Methods 0.000 claims description 12
- 238000005485 electric heating Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 description 6
- 239000004071 soot Substances 0.000 description 5
- 238000001914 filtration Methods 0.000 description 4
- 238000007689 inspection Methods 0.000 description 4
- 238000009826 distribution Methods 0.000 description 3
- 238000007791 dehumidification Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000002203 pretreatment Methods 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009851 ferrous metallurgy Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000011268 retreatment Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000004056 waste incineration Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/04—Cleaning filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/42—Auxiliary equipment or operation thereof
- B01D46/4227—Manipulating filters or filter elements, e.g. handles or extracting tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/42—Auxiliary equipment or operation thereof
- B01D46/4263—Means for active heating or cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/42—Auxiliary equipment or operation thereof
- B01D46/44—Auxiliary equipment or operation thereof controlling filtration
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/102—Carbon
-
- 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
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses a dry dust collector for treating waste gas of a large industrial boiler, which comprises a smoke dust pretreatment box, a cleaning component, a third guide chute, a third gas pipe and a control box, wherein the smoke dust pretreatment box is communicated with a dust treatment box through the first gas pipe, a first storage box is fixed at the upper side in the dust treatment box, a first scraping component is fixed at the lower side in the first storage box, a pulse smoke dust treatment cloth bag penetrates through the first storage box, a pulse dust removal mechanism penetrates through the pulse smoke dust treatment cloth bag, one end of the third gas pipe is communicated with the first storage box, and a stirring mechanism is fixed on a second water tank. The dry dust remover for treating the waste gas of the large industrial boiler has the advantages that the filter screen in the pretreatment box can be directly cleaned, the smoke dust on the inner wall of the dust treatment box can be directly treated, the smoke dust treated by the whole device can be uniformly stored, and the harmful gas after dust removal can be treated.
Description
Technical Field
The invention relates to the technical field of dry dust collectors, in particular to a dry dust collector for treating waste gas of a large industrial boiler.
Background
The dry dust collector is a dust collector which discharges the ash removed from the flue gas in a dry state. The dry dust remover is widely applied to the purification and treatment of industrial dust in the industries of ferrous metallurgy, nonferrous smelting, building cement, mechanical casting, grain light industry, daily chemical industry, storage wharfs, industrial power station boilers, heat supply boilers, municipal waste incineration and the like.
The filter screen in the current dry dust collector preprocessing device filters the back to the dust, can not directly handle the dust on the filter screen, and the practicality is not strong to the dust after current dry dust collector filters is direct to be discharged, and during the dust got into the air, influences the operation environment quality, and the dust treatment case is after carrying out the pulse dust removal simultaneously, and the smoke and dust on the dust treatment incasement wall can not clean thoroughly, increases the clean degree of difficulty in later stage.
Disclosure of Invention
The invention aims to provide a dry dust collector for treating waste gas of a large industrial boiler so as to solve the problems that the service life of the whole device is influenced because dew appears on the inner wall of the existing fire inspection cabinet which is provided by the background technology and finally falls on electrical elements when the existing fire inspection cabinet is longer than a wet environment, and the normal use of the whole device is influenced because dust enters the interior of the fire inspection cabinet and is easy to loosen due to complex wiring and artificial cleaning when the fire inspection cabinet is used.
In order to achieve the purpose, the invention provides the following technical scheme: a dry dust collector for treating the waste gas of large-scale industrial boiler is composed of a smoke dust pre-treating box, a cleaning module, a third guide chute, a third gas delivering pipe and a control box,
the dust pretreatment box is communicated with the dust treatment box through a first gas pipe, a first storage box is fixed on the upper side inside the dust treatment box, a first scraping component is fixed on the lower side inside the first storage box, a pulse dust treatment cloth bag penetrates through the first storage box, and a pulse dust removal mechanism penetrates through the pulse dust treatment cloth bag;
one end of the third gas pipe is communicated with the first storage box, the other end of the third gas pipe is communicated with the second water tank, a stirring mechanism is fixed on the second water tank, and the second water tank is communicated with the waste gas treatment tank through a fourth gas pipe.
Preferably, the cleaning assembly comprises a first driving motor, a rotating roller, a first fixing plate, a cleaning brush and a cleaning box, the output end of the first driving motor is connected with the rotating roller in a rotating mode, the rotating roller is fixedly provided with the first fixing plate, the cleaning brush is fixedly arranged on the first fixing plate, the cleaning box is in threaded connection with a first dust filter screen, the rotating roller penetrates through the first dust filter screen, a first guide chute penetrates through the lower side of the cleaning box, and the first guide chute is located in a second guide chute.
Through adopting above-mentioned technical scheme, can be automatic through the setting of clean subassembly to, first dust filter screen cleans.
Preferably, the first scraping component comprises a hydraulic cylinder and a scraping plate, and the hydraulic cylinder is fixed with the scraping plate through a piston rod.
Through adopting above-mentioned technical scheme, can handle dust treatment incasement wall dust through being provided with of first scraping the material subassembly.
Preferably, third baffle box downside is linked together with first discharging pipe, and is fixed with the second on the first discharging pipe inner wall and scrapes the material subassembly, the second is scraped the material subassembly and is included second storage box, second driving motor, dwang, connecting rod and second and scrapes the flitch, second storage box internal fixation has second driving motor, and second driving motor output rotates and is connected with the dwang, is fixed with the connecting rod on the dwang simultaneously, be fixed with the second on the connecting rod and scrape the flitch.
Through adopting above-mentioned technical scheme, scrape the setting of material subassembly through the second and guarantee that the smoke and dust ejection of compact is thorough.
Preferably, first discharging pipe downside has the second discharging pipe through first screw thread hollow connecting piece threaded connection, and the second discharging pipe downside runs through there is impurity smoke and dust storage box, is linked together with the dust treatment subassembly on the impurity smoke and dust storage box simultaneously, the dust treatment subassembly includes first blast pipe, second dust filter screen, second gas-supply pipe, first water tank, third driving motor and scrapes the material puddler, first blast pipe threaded connection has second dust filter screen, and just first blast pipe is linked together with first water tank through the second gas-supply pipe, is fixed with third driving motor on the first water tank simultaneously, the third driving motor output rotates and is connected with scrapes the material puddler.
Through adopting above-mentioned technical scheme, can avoid inside the operating environment that gets into when the smoke and dust is handled through the setting of dust disposal subassembly.
Preferably, first exhaust-gas treatment subassembly includes exhaust-gas treatment pipe, activated carbon filter screen, activated carbon package and second blast pipe, exhaust-gas treatment manages internal threaded connection and has the activated carbon filter screen, and the activated carbon filter screen is located activated carbon package upside, and exhaust-gas treatment manages the downside to run through simultaneously and has the second blast pipe.
Through adopting above-mentioned technical scheme, guarantee the exhaust-gas treatment quality through the setting of first exhaust-gas treatment subassembly.
Preferably, the fourth gas-supply pipe is linked together with fifth gas-supply pipe and sixth gas-supply pipe, and sixth gas-supply pipe one end is linked together with the second exhaust-gas treatment subassembly, and second exhaust-gas treatment subassembly and first exhaust-gas treatment subassembly structure are the same simultaneously, second exhaust-gas treatment subassembly and first exhaust-gas treatment subassembly are linked together with exhaust-gas monitoring mechanism through the third blast pipe respectively, and are provided with the gas outlet on the exhaust-gas monitoring mechanism, be fixed with electric heating wire in the fourth gas-supply pipe, and the fourth gas-supply pipe is linked together with the fifth gas-supply pipe through second screw thread hollow connector, and the fifth gas-supply pipe is linked together with first exhaust-gas treatment subassembly simultaneously, first exhaust-gas treatment subassembly threaded connection has on the second fixed plate, and the second fixed plate is fixed on the exhaust-gas treatment case.
Through adopting above-mentioned technical scheme, it is qualified to guarantee the waste gas that gets into in the air through setting up of exhaust gas monitoring mechanism, ensures environmental quality.
Preferably, the control box is fixed on the dust treatment box.
Compared with the prior art, the invention has the beneficial effects that: the dry dust remover for treating the waste gas of the large industrial boiler,
(1) the invention can directly clean the filter screen in the pretreatment box, can directly treat the smoke dust on the inner wall of the dust treatment box, can uniformly store the smoke dust treated by the whole device, and can treat the harmful gas after dust removal;
(2) the scraping plate is driven to move downwards under the auxiliary action of the hydraulic cylinder, so that the scraping plate can scrape the inner wall of the dust treatment box, the second scraping plate on the connecting rod can be driven to rotate under the auxiliary action of the second driving motor, and the inner wall of the dust treatment box can be scraped similarly, so that the thorough discharging in the dust treatment box is ensured;
(3) when the smoke dust is stored in the impurity smoke dust storage box, the dust can be removed from the discharged gas under the auxiliary action of the second dust filter screen in the first exhaust pipe, finally the air enters the first water tank for secondary treatment, and finally the air is discharged through the exhaust pipe on the first water tank, so that when the smoke dust is discharged, the influence of the dust entering the air on the quality of an operation environment can be avoided;
(4) the waste gas treatment device carries out waste gas treatment under the auxiliary action of the activated carbon filter screen and the activated carbon bag, the treated waste gas enters the waste gas monitoring mechanism for detection and is discharged after being qualified, and when the first waste gas treatment component is used for a long time and cannot achieve the waste gas treatment effect, the waste gas can directly enter the second waste gas treatment component for treatment, so that the normal operation of the whole work is ensured.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic diagram of the right-view structure of the present invention;
FIG. 3 is a schematic view of the arrangement of the cleaning assemblies of the present invention on a soot pretreatment tank;
FIG. 4 is a left side view of the present invention;
FIG. 5 is a schematic view of the distribution structure of the first scraping assembly on the first storage box according to the present invention;
FIG. 6 is a schematic top view of the present invention;
FIG. 7 is a schematic view of the distribution structure of the dust treatment assembly on the impurity and dust storage box according to the present invention;
FIG. 8 is a schematic view of a first exhaust treatment assembly of the present invention disposed on a second mounting plate;
FIG. 9 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
fig. 10 is a schematic view of the distribution structure of the cleaning components of the present invention on the first dust filter screen.
In the figure: 1. a smoke dust pretreatment box, 2, a cleaning component, 201, a first driving motor, 202, a rotating roller, 203, a first fixing plate, 204, a cleaning brush, 205, a cleaning box, 3, a first dust filter screen, 4, a first guide chute, 5, a second guide chute, 6, a first gas pipe, 7, a dust treatment box, 8, a first storage box, 9, a first scraping component, 901, a hydraulic cylinder, 902, a scraping plate, 10, a pulse smoke dust treatment cloth bag, 11, a pulse dust removal mechanism, 12, a third guide chute, 13, a first discharge pipe, 14, a second scraping component, 1401, a second storage box, 1402, a second driving motor, 1403, a rotating rod, 1404, a connecting rod, 1405, a second scraping plate, 15, a first threaded hollow connecting piece, 16, a second discharge pipe, 17, an impurity smoke dust storage box, 18, a dust treatment component, 1801, a first discharge pipe, 1802, a second dust filter screen, 1803. the second gas pipe, 1804, the first water tank, 1805, the third driving motor, 1806, scraping stirring rod, 19, the third gas pipe, 20, the second water tank, 21, the stirring mechanism, 22, the fourth gas pipe, 23, electric heating wire, 24, the second threaded hollow connecting piece, 25, the fifth gas pipe, 26, the exhaust gas treatment box, 27, the second fixing plate, 28, the first exhaust gas treatment component, 2801, the exhaust gas treatment pipe, 2802, the activated carbon filter screen, 2803, the activated carbon bag, 2804, the second exhaust pipe, 29, the sixth gas pipe, 30, the second exhaust gas treatment component, 31, the third exhaust pipe, 32, the exhaust gas monitoring mechanism, 33 and the control box.
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. 1-10, the present invention provides a technical solution: a dry dust collector for treating waste gas of large industrial boiler, as shown in FIG. 1, FIG. 3, FIG. 4, FIG. 5, FIG. 9 and FIG. 10, a smoke dust pre-treating box 1 is connected with a dust treating box 7 through a first gas pipe 6, and a first storage box 8 is fixed on the upper side inside the dust treating box 7, a cleaning assembly 2 comprises a first driving motor 201, a rotating roller 202, a first fixing plate 203, a cleaning brush 204 and a cleaning box 205, the output end of the first driving motor 201 is rotatably connected with the rotating roller 202, the rotating roller 202 is fixed with the first fixing plate 203, the cleaning brush 204 is fixed on the first fixing plate 203, the cleaning box 205 is connected with the first dust filter screen 3 by screw threads, the rotating roller 202 penetrates through the first dust filter screen 3, a first guide chute 4 penetrates through the lower side of the cleaning box 205, the first guide chute 4 is located in the second guide chute 5, the cleaning brush 204 on the first fixing plate 203 on the upper side of the rotating roller 202 can be driven to rotate under the assistance of the first driving motor 201, therefore, the smoke dust and impurities on the first dust filter screen 3 can be cleaned, the first dust filter screen 3 is arranged between the cleaning brushes 204, the cleaning quality can be ensured, water conveying pipes are embedded in the shells of the cleaning box 205 and the dust treatment box 7, tap water can be heated after entering the water conveying pipes, the heated tap water can be conveyed to a required position to be used as domestic hot water, the practicability is improved, a cleaning water tank is arranged on the smoke dust pretreatment box 1, the cleaning box 205 and the first dust filter screen 3 can be cleaned by water in the water tank through a spray head on the cleaning box 205, the practicability is improved, an electric sealing plate is arranged in the first gas conveying pipe 6, wet air is prevented from entering the dust treatment box 7 during cleaning, heating layers are embedded on the smoke dust pretreatment box 1 and the first gas conveying pipe 6, and the wet air is prevented from entering the dust treatment box 7, the lower side of the second material guide groove 5 is communicated with an impurity smoke storage box 17 through a first threaded hollow connecting piece 15 and a second material discharge pipe 16, and dust can be treated similarly.
As shown in fig. 1, 4, 5 and 7, a first scraping component 9 is fixed on the lower side inside the first storage box 8, a pulse smoke dust treatment cloth bag 10 penetrates through the first storage box 8, a pulse dust removing mechanism 11 penetrates through the pulse smoke dust treatment cloth bag 10, the first scraping component 9 comprises a hydraulic cylinder 901 and a scraping plate 902, the hydraulic cylinder 901 is fixed with the scraping plate 902 through a piston rod, the lower side of the third material guiding groove 12 is communicated with the first material guiding pipe 13, a second scraping component 14 is fixed on the inner wall of the first material guiding pipe 13, the second scraping component 14 comprises a second storage box 1401, a second driving motor 1402, a rotating rod 1403, a connecting rod 1404 and a second scraping plate 1405, a second driving motor 1402 is fixed in the second storage box 1401, the output end of the second driving motor 1402 is rotatably connected with the rotating rod 1403, the connecting rod 1403 is fixed on the rotating rod 1403, a second scraping plate 1405 is fixed on the connecting rod 1404, just can handle the dust on the sack 10 is handled to pulse smoke and dust under the auxiliary action of pulse dust removal mechanism 11, the adhesion can drive under the auxiliary action of pneumatic cylinder 901 and scrape flitch 902 and remove downwards on dust treatment case 7, just so can handle the dust on the dust treatment case 7 inner wall, can drive the second under the auxiliary action of second driving motor 1402 and scrape flitch 1405 and rotate, the second is scraped the flitch 1405 and is rotated and just can scrape the material to third baffle box 12 inner wall and handle, can guarantee like this that the dust ejection of compact is thorough, increase its practicality.
As shown in fig. 1, 4, 5 and 6, the lower side of the first discharging pipe 13 is connected with a second discharging pipe 16 through a first threaded hollow connecting piece 15, an impurity smoke storage box 17 penetrates through the lower side of the second discharging pipe 16, the impurity smoke storage box 17 is communicated with a dust processing component 18, the dust processing component 18 comprises a first discharging pipe 1801, a second dust filter screen 1802, a second gas pipe 1803, a first water tank 1804, a third driving motor 1805 and a scraping stirring rod 1806, the first discharging pipe 1801 is connected with the second dust filter screen 1802 through a thread, the first discharging pipe 1801 is communicated with a first water tank 1804 through the second gas pipe 1803, the third driving motor 1805 is fixed on the first water tank 1804, the output end of the third driving motor 1805 is connected with the scraping stirring rod 1806 in a rotating manner, dust can drift around after entering the impurity smoke storage box 17, and can be filtered under the auxiliary action of the two layers of second dust filter screens 1802 in the first discharging pipe 1801, inside air after the filtration reenters first water tank 1804, handle the dust of dissolving in water under first water tank 1804's auxiliary action, the air after the processing just can discharge, avoid the hollow operating room that gets into that contains the dust to influence the operating room environment, impurity smoke and dust storage box 17 downside is inlayed and is had moving mechanism, electric telescopic handle in the moving mechanism drives the gyro wheel and shifts out the inside downside of impurity smoke and dust storage box 17, last impurity smoke and dust storage box 17 and ground separation, the gyro wheel laminates with ground, just can remove to other positions to it under the auxiliary action of gyro wheel, it just can handle inside dust to open impurity smoke and dust storage box 17, do not need the manual transport, time saving and labor saving, and the practicability is increased.
As shown in fig. 1 and 8, the first exhaust gas treatment component 28 includes an exhaust gas treatment pipe 2801, an activated carbon filter 2802, an activated carbon bag 2803, and a second exhaust pipe 2804, the exhaust gas treatment pipe 2801 is connected with the activated carbon filter 2802 by a thread, the activated carbon filter 2802 is located on the upper side of the activated carbon bag 2803, the second exhaust pipe 2804 penetrates through the lower side of the exhaust gas treatment pipe 2801, the control box 33 is fixed on the dust treatment box 7, the exhaust gas treatment pipe 2801 and the second fixing plate 27 form a detachable and installed structure, so as to facilitate quick replacement of the whole body in the later period, the activated carbon filter 2802 has two layers, the two layers of activated carbon filter 2802 have different grid densities, harmful gas in the exhaust gas can be pretreated under the assistance of the two layers of activated carbon filter 2802, the pretreated exhaust gas is treated again under the assistance of the activated carbon bag 2803 on the lower side, thereby ensuring the exhaust gas treatment quality, ensuring the quality of the post-treatment of the waste gas.
As shown in fig. 1, 2, 6 and 8, one end of a third air pipe 19 is communicated with a first storage tank 8, the other end of the third air pipe 19 is communicated with a second water tank 20, an agitating mechanism 21 is fixed on the second water tank 20, the second water tank 20 is communicated with an exhaust gas treatment tank 26 through a fourth air pipe 22, the fourth air pipe 22 is communicated with a fifth air pipe 25 and a sixth air pipe 29, one end of the sixth air pipe 29 is communicated with a second exhaust gas treatment component 30, the second exhaust gas treatment component 30 and the first exhaust gas treatment component 28 have the same structure, the second exhaust gas treatment component 30 and the first exhaust gas treatment component 28 are respectively communicated with an exhaust gas monitoring mechanism 32 through a third exhaust pipe 31, an air outlet is arranged on the exhaust gas monitoring mechanism 32, an electric heating wire 23 is fixed in the fourth air pipe 22, and the fourth air pipe 22 is communicated with the fifth air pipe 25 through a second threaded hollow connecting piece 24, meanwhile, the fifth gas pipe 25 is communicated with the first waste gas treatment component 28, the first waste gas treatment component 28 is in threaded connection with the second fixing plate 27, the second fixing plate 27 is fixed on the waste gas treatment box 26, the waste gas monitoring mechanism 32 detects the waste gas treated by the first waste gas treatment component 28, the gas reaching the standard is directly discharged, if unqualified gas occurs, the gas enters the first waste gas treatment component 28 again through the return pipe for filtration, if unqualified gas occurs again after retreatment, the fifth gas pipe 25 on the first waste gas treatment component 28 is closed, the waste gas enters the second waste gas treatment component 30 through the sixth gas pipe 29, the waste gas treatment can be continuously carried out under the auxiliary action of the second waste gas treatment component 30, so that the normal operation of the whole work is ensured, the electric heating wire 23 in the fourth gas pipe 22 is arranged, and the dehumidification treatment can be carried out on the gas treated by the second water tank 20, and the end of the fourth gas transmission pipe 22 is provided with a water-absorbing sponge filter screen, so that the air entering the first waste gas treatment component 28 and the second waste gas treatment component 30 is always kept dry, and the stirring mechanism 21 in the second water tank 20 can be used for stirring and cleaning the second water tank 20 without manual cleaning, thereby increasing the practicability.
The working principle is as follows: when the dry dust collector for treating the waste gas of the large-scale industrial boiler is used, an external power supply is switched on, the waste gas containing the soot enters the cleaning box 205 in the soot pre-treatment box 1, the waste gas is filtered under the auxiliary action of the first dust filter screen 3, if the first dust filter screen 3 needs to be cleaned, the rotating roller 202 is driven to rotate under the auxiliary action of the first driving motor 201, the rotating roller 202 rotates to drive the cleaning brush 204 on the first fixing plate 203 to rotate, so that the first dust filter screen 3 can be cleaned, the dust generated after cleaning falls on the second guide chute 5 through the first guide chute 4, the dust on the lower side is driven to enter the impurity soot storage box 17 through the second discharge pipe 16 of the second guide chute 5 under the auxiliary action of the vibrator on the second guide chute 5 to be stored, the air after the pre-treatment of the first dust filter screen 3 enters the soot treatment box 7 through the first air delivery pipe 6, the pulse smoke dust treatment cloth bag 10 on the first storage box 8 is subjected to filtration treatment under the auxiliary action, the filtered air enters the second water tank 20 through the first storage box 8 and the third air delivery pipe 19 for treatment, when the pulse smoke dust treatment cloth bag 10 needs to perform dust cleaning on the cloth bag, the dust removal treatment can be performed under the auxiliary action of the pulse dust removal mechanism 11, the dust after dust removal falls on the inner wall of the dust treatment box 7, the dust on the inner wall of the dust treatment box 7 can be treated under the auxiliary action of the scraping plate 902 on the hydraulic cylinder 901, and finally the dust is accumulated on the third guide chute 12, the rotating rod 1403 can be driven to rotate under the auxiliary action of the second driving motor 1402 in the second storage box 1401 in the first discharge pipe 13, the rotating rod 1403 rotates to drive the second scraping plate 1405 through the connecting rod 1404, so that the dust on the third guide chute 12 can be treated, and the dust treatment is ensured to be thorough, dust is stored in an impurity smoke storage box 17 through a second discharge pipe 16 on a first threaded hollow connecting piece 15, air containing dust in the impurity smoke storage box 17 enters a first exhaust pipe 1801, left and right filtration is achieved under the auxiliary effect of a second dust filter screen 1802, the filtered air enters a first water tank 1804 through a second air pipe 1803 for dust removal treatment and is finally discharged, a scraping stirring rod 1806 rotates under the auxiliary effect of a third driving motor 1805, the first water tank 1804 can be cleaned through rotation of the scraping stirring rod 1806, harmful gas treated by a second water tank 20 enters a fourth air pipe 22, dehumidification is achieved under the auxiliary effect of an electric heating wire 23, the dehumidified air enters an exhaust gas treatment pipe 2801 in an exhaust gas treatment box 26 through a second threaded hollow connecting piece 24 and a fifth threaded hollow connecting piece 25, and under the auxiliary effect of an exhaust fan in a second exhaust pipe 2804, the waste gas is filtered through an activated carbon filter screen 2802 and an activated carbon bag 2803, the filtered waste gas enters a waste gas monitoring mechanism 32 through a second exhaust pipe 2804 and a third exhaust pipe 31 on the second exhaust pipe 2804, the detection is carried out under the auxiliary action of the waste gas monitoring mechanism 32, qualified air is discharged, when the first waste gas treatment component 28 cannot achieve the waste gas treatment effect, a fifth gas pipe 25 is closed, the waste gas enters a second waste gas treatment component 30 through a sixth gas pipe 29 for treatment, so that the cleaning treatment quality can be ensured, the waste gas treatment box 26 is manually opened, the fifth gas pipe 25, the sixth gas pipe 29 and a second threaded hollow connecting piece 24 on the second exhaust pipe 2804 are manually rotated, so that the first waste gas treatment component 28 and the second waste gas treatment component 30 can be detached, the first waste gas treatment component 28 or the second waste gas treatment component 30 is manually rotated, the first exhaust treatment assembly 28 and the second exhaust treatment assembly 30 are separated from the second fixing plate 27 so that they can be replaced, and the operation is simple and convenient, and what is not described in detail in this specification is known to those skilled in the art.
The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for simplicity of description only and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operative in a particular orientation, and are not to be considered limiting of the claimed invention.
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 various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (8)
1. The utility model provides a large-scale industrial boiler dry dust collector for exhaust-gas treatment, includes smoke and dust preliminary treatment case (1), clean subassembly (2), third baffle box (12), third gas-supply pipe (19) and control box (33), its characterized in that:
the smoke dust pretreatment box (1) is communicated with the dust treatment box (7) through a first gas pipe (6), a first storage box (8) is fixed on the upper side inside the dust treatment box (7), a first scraping component (9) is fixed on the lower side inside the first storage box (8), a pulse smoke dust treatment cloth bag (10) penetrates through the first storage box (8), and a pulse dust removal mechanism (11) penetrates through the pulse smoke dust treatment cloth bag (10);
one end of the third air conveying pipe (19) is communicated with the first storage box (8), the other end of the third air conveying pipe (19) is communicated with the second water tank (20), a stirring mechanism (21) is fixed on the second water tank (20), and the second water tank (20) is communicated with the waste gas treatment box (26) through the fourth air conveying pipe (22).
2. The dry dust collector for the exhaust gas treatment of the large industrial boiler according to claim 1, wherein: cleaning assembly (2) include first driving motor (201), live-rollers (202), first fixed plate (203), cleaning brush (204) and clean case (205), first driving motor (201) output rotates and is connected with live-rollers (202), and is fixed with first fixed plate (203) on live-rollers (202), is fixed with cleaning brush (204) on first fixed plate (203) simultaneously, clean case (205) threaded connection has first dust filter screen (3), and runs through on first dust filter screen (3) and have live-rollers (202), clean case (205) downside runs through first baffle box (4), and first baffle box (4) are located second baffle box (5).
3. The dry dust collector for treating the exhaust gas of the large industrial boiler according to claim 1, wherein: the first scraping assembly (9) comprises a hydraulic cylinder (901) and a scraping plate (902), and the scraping plate (902) is fixed on the hydraulic cylinder (901) through a piston rod.
4. The dry dust collector for the exhaust gas treatment of the large industrial boiler according to claim 1, wherein: third baffle box (12) downside is linked together with first discharging pipe (13), and is fixed with the second on first discharging pipe (13) inner wall and scrapes material subassembly (14), the second is scraped material subassembly (14) and is included second storage box (1401), second driving motor (1402), dwang (1403), connecting rod (1404) and second and scrapes flitch (1405), second storage box (1401) internal fixation has second driving motor (1402), and second driving motor (1402) output end rotates and is connected with dwang (1403), is fixed with connecting rod (1404) on dwang (1403) simultaneously, be fixed with the second on connecting rod (1404) and scrape flitch (1405).
5. The dry dust collector for the exhaust gas treatment of the large industrial boiler according to claim 4, wherein: the lower side of the first discharging pipe (13) is connected with a second discharging pipe (16) through a first thread hollow connecting piece (15) in a threaded manner, an impurity smoke storage box (17) penetrates through the lower side of the second discharging pipe (16), meanwhile, the impurity smoke dust storage box (17) is communicated with the dust treatment component (18), the dust treatment component (18) comprises a first exhaust pipe (1801), a second dust filter screen (1802), a second air pipe (1803), a first water tank (1804), a third driving motor (1805) and a scraping stirring rod (1806), a second dust filter screen (1802) is connected with the first exhaust pipe (1801) through internal threads, and the first exhaust pipe (1801) is communicated with the first water tank (1804) through a second air pipe (1803), and meanwhile, a third driving motor (1805) is fixed on the first water tank (1804), and the output end of the third driving motor (1805) is rotatably connected with a scraping stirring rod (1806).
6. The dry dust collector for the exhaust gas treatment of the large industrial boiler according to claim 1, wherein: first exhaust-gas treatment subassembly (28) include exhaust-gas treatment pipe (2801), activated carbon filter screen (2802), activated carbon package (2803) and second blast pipe (2804), exhaust-gas treatment pipe (2801) internal thread connection has activated carbon filter screen (2802), and activated carbon filter screen (2802) are located activated carbon package (2803) upside, and exhaust-gas treatment pipe (2801) downside runs through there is second blast pipe (2804) simultaneously.
7. The dry dust collector for the exhaust gas treatment of the large industrial boiler according to claim 1, wherein: the fourth gas pipe (22) is communicated with the fifth gas pipe (25) and the sixth gas pipe (29), one end of the sixth gas pipe (29) is communicated with the second waste gas treatment component (30), the second waste gas treatment component (30) and the first waste gas treatment component (28) are identical in structure, the second waste gas treatment component (30) and the first waste gas treatment component (28) are communicated with the waste gas monitoring mechanism (32) through a third exhaust pipe (31) respectively, a gas outlet is formed in the waste gas monitoring mechanism (32), an electric heating wire (23) is fixed in the fourth gas pipe (22), the fourth gas pipe (22) is communicated with the fifth gas pipe (25) through a second threaded hollow connecting piece (24), the fifth gas pipe (25) is communicated with the first waste gas treatment component (28), and the first waste gas treatment component (28) is in threaded connection with the second fixing plate (27), and a second fixing plate (27) is fixed to the exhaust gas treatment tank (26).
8. The dry dust collector for the exhaust gas treatment of the large industrial boiler according to claim 1, wherein: the control box (33) is fixed on the dust processing box (7).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210358429.2A CN114699853A (en) | 2022-04-07 | 2022-04-07 | Dry type dust collector for treating waste gas of large industrial boiler |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210358429.2A CN114699853A (en) | 2022-04-07 | 2022-04-07 | Dry type dust collector for treating waste gas of large industrial boiler |
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