CN114931818B - Circulating fluidized bed boiler ultra-clean exhaust gas treatment device and treatment method - Google Patents
Circulating fluidized bed boiler ultra-clean exhaust gas treatment device and treatment method Download PDFInfo
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- CN114931818B CN114931818B CN202210854013.XA CN202210854013A CN114931818B CN 114931818 B CN114931818 B CN 114931818B CN 202210854013 A CN202210854013 A CN 202210854013A CN 114931818 B CN114931818 B CN 114931818B
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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
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
- B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
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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
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/68—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements
- B01D46/681—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like
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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
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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
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/102—Carbon
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
Abstract
The invention relates to the technical field of waste gas treatment devices, in particular to a circulating fluidized bed boiler ultra-clean discharged waste gas treatment device and a treatment method, wherein the circulating fluidized bed boiler ultra-clean discharged waste gas treatment device comprises a purification box, an air pump, an air inlet pipe, a treatment box and an activated carbon layer, and the waste gas treatment device further comprises: the driving box is arranged on the purifying box, a shunting cavity and a driving cavity are respectively arranged in the driving box, symmetrically distributed shunting channels are arranged between the shunting cavity and the driving cavity to communicate the shunting cavity and the driving cavity, and the shunting cavity and the driving cavity are respectively communicated with the processing box and the purifying box; the primary treatment system is arranged in the treatment box; the driving system is arranged in the driving box and is connected with the primary processing system; the whole process can realize the cleaning work of the inner wall of the driving cavity, can realize the automatic cleaning work of the impurities on the filter screen, does not need workers to manually disassemble the treatment box for cleaning, and reduces the investment of labor force.
Description
Technical Field
The invention relates to the technical field of waste gas treatment devices, in particular to a circulating fluidized bed boiler ultra-clean discharge waste gas treatment device and a treatment method.
Background
The circulating fluidized bed boiler is a high-efficiency low-pollution clean combustion device and is widely applied to the fields of power station boilers, industrial boilers, waste treatment and utilization and the like.
When the circulating fluidized bed boiler is operated, a large amount of exhaust gas is generated, a large amount of black particulate matter exists in the exhaust gas, and if the black particulate matter is directly discharged into the air, air pollution is easily caused, so that an exhaust gas treatment device is required to perform purification treatment work on the exhaust gas.
Although the existing waste gas treatment device can separate black particles from gas in waste gas, a worker is required to stop periodically to clean the interior of the machine, otherwise, a blockage phenomenon is easy to occur to influence subsequent purification work, the manual treatment speed is slow, and the stop operation influences the process of waste gas treatment.
Disclosure of Invention
The invention aims to provide a circulating fluidized bed boiler ultra-clean discharged waste gas treatment device and a treatment method, which aim to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a circulating fluidized bed boiler ultra-clean discharges exhaust treatment device, includes purifying box, air pump, intake pipe, processing case and activated carbon layer, it just both intercommunications to handle the case setting on the purifying box, the air pump set up on the purifying box and with handle the case intercommunication, the intake pipe setting is on handling the case and between the two through-hole intercommunication, the activated carbon layer sets up in the purifying box, exhaust treatment device still includes: the driving box is arranged on the purifying box, a shunting cavity and a driving cavity are respectively arranged in the driving box, symmetrically arranged shunting channels are arranged between the shunting cavity and the driving cavity to communicate the shunting cavity with the driving cavity, the shunting cavity is communicated with the treating box, and the driving cavity is communicated with the purifying box; the primary treatment system is arranged in the treatment box and is used for performing primary purification treatment on the waste gas passing through the treatment box; the driving system is arranged in the driving box and is connected with the primary treatment system, and the waste gas can provide power for the driving system and can drive the primary treatment system to work when entering the driving cavity; wherein the primary processing system comprises: the filter screens are distributed in the treatment box at equal intervals; the impurity storage cavity is arranged in the treatment box, a plurality of blanking ports communicated with the impurity storage cavity are arranged on the treatment box, and the blanking ports are positioned on one side of the filter screen; and the impurity removal module is arranged on the treatment box and is connected with the driving system, and the impurity removal module can be controlled to work when the driving system works.
The application further adopts the technical scheme that: the filter screen is obliquely distributed relative to the treatment box.
The application further adopts the technical scheme that: the edulcoration module includes: the sliding plate is movably arranged in the treatment box and is elastically connected with the treatment box; the first air cylinder is arranged on the processing box, the output end of the first air cylinder is connected with the sliding plate, and the first air cylinder can be controlled to stretch when the driving system works; a plurality of impurity removing seats are arranged, and each impurity removing seat is movably arranged on the filter screen; and the push rod is movably connected between the impurity removing seat and the sliding seat.
The application further adopts the technical scheme that: the sliding plate is movably provided with a plurality of sliding seats, and the sliding seats are movably connected with the impurity removing seats through push rods.
The application further adopts the technical scheme that: the drive system includes: the valve module is arranged in the shunting cavity and used for respectively controlling the opening and closing of the two shunting channels; the cleaning module is arranged in the driving cavity and used for cleaning the inner wall of the driving cavity; and
the transmission module is arranged in the driving cavity and can be connected with the cleaning module, and the cleaning module controls the transmission module to drive the first cylinder to stretch and retract when the transmission module works.
The application further adopts the technical scheme that: the valve module comprises a fan-shaped disc and a power element, the fan-shaped disc is movably arranged in the flow distribution cavity, the power element is arranged on the driving box, the output end of the power element is connected with the fan-shaped disc, and the outer wall of the fan-shaped disc is in sliding fit with the inner wall of the flow distribution cavity.
The application further adopts the technical scheme that: the cleaning module comprises an outer turntable, a driving arm, a cleaning head, a sleeve and a connecting structure; the outer rotating disc is movably arranged in the driving cavity through the sleeve, the number of the driving arms is a plurality of, the driving arms are arranged on the outer rotating disc in a surrounding mode, the driving arms are movably connected with the outer rotating disc, the outer rotating disc is further provided with a plurality of groups of abutting columns in a surrounding mode, one end of each driving arm is arranged between each group of abutting columns, the cleaning head is movably inserted into the other end of each driving arm and is elastically connected with the other end of each driving arm, and the connecting structure is arranged on the outer rotating disc and can be connected with the transmission module.
The application adopts a further technical scheme that: the transmission module comprises an inner rotary disc, a threaded rod, a threaded sleeve, a second piston and an inflation box; inner dial activity sets up at the intraductal, threaded rod and inner dial coaxial coupling, the plenum box setting on the drive box and communicate with a cylinder, no. two piston activities set up in the plenum box, the thread bush set up on No. two pistons and with threaded rod screw-thread fit, be equipped with No. two conducting strips and conducting strip No. one on thread bush and the plenum box respectively, a conducting strip is located the removal route of No. two conducting strips, carousel and outer carousel including connection structure sets up.
The application further adopts the technical scheme that: the number of the connecting structures is a plurality of groups and the connecting structures are annularly distributed on the outer turntable, and each group of the connecting structures comprises a transmission seat, a clamping seat, a moving seat, a first piston and a second cylinder; the transmission seat and the clamping seat are arranged on the outer rotary disc, the movable seat is arranged on the transmission seat, the piston is movably arranged in the cavity formed in the transmission seat and connected with the movable seat, the second air cylinder is arranged on the clamping seat and communicated with the cavity, the clamping seat is movably provided with a clamping strip, the clamping strip is connected with the output end of the second air cylinder, and the inner rotary disc is provided with a clamping groove for inserting the clamping strip.
A circulating fluidized bed boiler ultra-clean discharges the gas treatment method, including the gas treatment device in the above-mentioned technical scheme, the gas treatment method step is as follows:
s100: connecting an air inlet pipe with a boiler in work, controlling an air pump to work and generating negative pressure in a treatment box, and feeding waste gas generated by the work of the boiler into the treatment box along the air inlet pipe;
s200: waste gas entering the treatment box sequentially passes through filter screens at different positions, so that black particles in the waste gas are left on the filter screens;
s300: the waste gas after primary treatment by the filter screen enters the driving box and controls the driving system to work, and the driving system and the impurity removal module are matched to automatically discharge impurities on the filter screen into the impurity storage cavity;
s400: waste gas in the driving box enters the purification box filled with water, peculiar smell and other large-particle impurities in the waste gas are removed through the activated carbon layer, and clean gas is discharged from the purification box.
Compared with the prior art, the technical scheme provided by the embodiment of the invention has the following beneficial effects:
according to the embodiment of the invention, the driving arm is hinged on the outer rotating disc, when the air flow passes through the driving cavity, the steering of the outer rotating disc can be changed according to the positions of the sub-runners into which the air flow respectively enters, the whole process can realize the cleaning work on the inner wall of the driving cavity, and can also realize the automatic cleaning work on the impurities on the filter screen, the manual disassembly of a processing box by a worker for cleaning is not needed, the labor input is reduced, meanwhile, the impurity removal work can be realized by utilizing the kinetic energy of waste gas, the input of electric equipment is reduced, and the energy-saving effect of the whole device is improved.
Drawings
FIG. 1 is a schematic structural diagram of an ultra-clean exhaust gas treatment device of a circulating fluidized bed boiler in an embodiment of the invention;
FIG. 2 is an enlarged schematic structural view of a part A of an ultra-clean exhaust gas treatment device of a circulating fluidized bed boiler according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a driving system in the ultra-clean exhaust gas treatment device of the circulating fluidized bed boiler in the embodiment of the invention;
FIG. 4 is an enlarged schematic structural view of a portion B of an ultra-clean exhaust gas treatment device of a circulating fluidized bed boiler according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a transmission module in the ultra-clean exhaust gas treatment device of the circulating fluidized bed boiler according to the embodiment of the invention;
FIG. 6 is an enlarged schematic structural view of a portion C of an apparatus for treating an ultra-clean exhaust gas from a circulating fluidized bed boiler according to an embodiment of the present invention;
FIG. 7 is an enlarged schematic structural view of a portion D of an ultra-clean exhaust gas treatment device of a circulating fluidized bed boiler according to an embodiment of the present invention;
FIG. 8 shows an inner rotary disk and a threaded rod of the device for treating the ultra-clean exhaust gas of the circulating fluidized bed boiler in the embodiment of the invention.
The reference numerals in the schematic drawings illustrate: 1-purification box, 2-air pump, 3-air inlet pipe, 4-treatment box, 5-through hole, 6-filter screen, 7-impurity removal seat, 8-push rod, 9-sliding seat, 10-sliding plate, 11-blanking port, 12-impurity storage cavity, 13-first air cylinder, 14-drive box, 15-shunt cavity, 16-sector disc, 17-shunt channel, 18-stepping motor, 19-drive cavity, 20-outer rotating disc, 21-drive arm, 22-cleaning head, 23-sleeve, 24-inner rotating disc, 25-second air cylinder, 26-clamping groove, 27-touch pillar, 28-drive seat, 29-moving seat, 30-cavity, 31-first piston, 32-clamping seat, 33-threaded rod, 34-inflation box, 35-second piston, 36-first conducting plate, 37-second conducting plate, 38-threaded sleeve, 39-clamping strip, 40-active carbon layer, 41-aeration seat, 42-pull rod, 43-guide rail, 44-impurity removal shovel, 45-slider.
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 obtained by a person skilled in the art without making any creative effort based on the embodiments of the present invention, belong to the protection scope of the present invention, and the present invention is further described with reference to the embodiments below.
Referring to fig. 1 to 8, in an embodiment of the present application, a circulating fluidized bed boiler ultra-clean exhaust gas treatment device includes a purification box 1, an air pump 2, an air inlet pipe 3, a treatment box 4 and an activated carbon layer 40, where the treatment box 4 is disposed on the purification box 1 and is communicated with the purification box 1, the air pump 2 is disposed on the purification box 1 and is communicated with the treatment box 4, the air inlet pipe 3 is disposed on the treatment box 4 and is communicated with the treatment box 4 through a through hole 5, and the activated carbon layer 40 is disposed in the purification box 1, and the exhaust gas treatment device further includes: the driving box 14 is arranged on the purifying box 1, a shunting cavity 15 and a driving cavity 19 are respectively arranged in the driving box 14, symmetrically distributed shunting channels 17 are arranged between the shunting cavity 15 and the driving cavity 19 to communicate the shunting cavity 15 with the driving cavity 19, the shunting cavity 15 is communicated with the treating box 4, and the driving cavity 19 is communicated with the purifying box 1; the primary treatment system is arranged in the treatment box 4 and is used for performing primary purification treatment on the waste gas passing through the treatment box 4; the driving system is arranged in the driving box 14 and is connected with the primary treatment system, and the waste gas can provide power for the driving system and can drive the primary treatment system to work when entering the driving cavity 19; wherein the primary processing system comprises: a plurality of filter screens 6 are arranged in the treatment box 4 at equal intervals; the impurity storage cavity 12 is arranged in the treatment box 4, a plurality of blanking ports 11 communicated with the impurity storage cavity 12 are formed in the treatment box 4, and the blanking ports 11 are positioned on one side of the filter screen 6; and the impurity removal module is arranged on the treatment box 4 and is connected with the driving system, and the impurity removal module can be controlled to work when the driving system works.
In a particular case of the embodiment, the sieve 6 is arranged obliquely with respect to the treatment tank 4.
In another specific case of this embodiment, the impurity removing module includes: the sliding plate 10 is movably arranged in the treatment box 4 and is elastically connected with the treatment box; the first air cylinder 13 is arranged on the processing box 4, the output end of the first air cylinder is connected with the sliding plate 10, and the first air cylinder 13 can be controlled to stretch and retract when the driving system works; the impurity removal seats 7 are arranged in number, and each impurity removal seat 7 is movably arranged on the filter screen 6; and the push rod 8 is movably connected between the impurity removing seat 7 and the sliding seat 9.
It should be noted that, the air pump 2 in this embodiment may adopt a centrifugal pump or a gear pump, and an optimal choice may be made according to practical situations, which is not limited in this respect.
It should be added that a plurality of sliding seats 9 are movably arranged on the sliding plate 10, and the sliding seats 9 are movably connected with the impurity removing seat 7 through a push rod 8.
In practical application, the air inlet pipe 3 is connected with a boiler, high-speed flowing air flow can be generated in the treatment box 4 through the work of the air pump 2, the high-speed flowing air flow can generate a negative pressure phenomenon at the position of the through hole, so that outside air can be sucked into the treatment box along the through hole, the waste gas can be filtered by the filter screen 6, black particles contained in the waste gas are left on the filter screen 6, the waste gas is discharged into the purification box 1 along the shunting cavity 15 and the driving cavity 19, in the process, the flowing power of the waste gas can drive the driving system to work, the driving system works, the first air cylinder 13 can be driven to extend, the sliding plate 10 moves downwards as shown in fig. 2, under the effects of the sliding seat 9 and the push rod 8, the impurity removing seat 7 moves on the surface of the filter screen 6, the impurities on the filter screen 6 are pushed downwards, the impurities are finally discharged into the impurity storage cavity 12 along the material dropping opening 11, the cleaning work of the impurities on the filter screen 6 is realized, and the waste gas in the driving cavity 19 finally enters the water in the purification box 1, the active carbon layer 40, the foreign odor of the waste gas can be further treated, and the whole waste gas treatment process flow is completed.
Referring to fig. 1-6, as another preferred embodiment of the present application, the driving system includes: the valve module is arranged in the shunting cavity 15 and is used for respectively controlling the opening and closing of the two shunting channels 17; the cleaning module is arranged in the driving cavity 19 and used for cleaning the inner wall of the driving cavity 19; and the transmission module is arranged in the driving cavity 19 and can be connected with the cleaning module, and the cleaning module controls the transmission module to drive the first air cylinder 13 to stretch and retract when the transmission module works.
In a specific case of this embodiment, the valve module includes a sector disc 16 and a power element, the sector disc 16 is movably disposed in the flow dividing cavity 15, the power element is disposed on the driving box 14 and the output end of the power element is connected with the sector disc 16, and the outer wall of the sector disc 16 is in sliding fit with the inner wall of the flow dividing cavity 15.
It should be noted that the power element may be a stepping motor 18 or a servo motor, in this embodiment, the power element is preferably a stepping motor 18, the stepping motor 18 is disposed on the driving box 14 and the output end of the stepping motor 18 is connected to the sector disc 16, and as for the specific model of the stepping motor 18, no specific limitation is made herein.
In another specific aspect of this embodiment, the cleaning module includes an outer turntable 20, a drive arm 21, a cleaning head 22, a sleeve 23, and a connecting structure; the outer rotating disc 20 is movably arranged in the driving cavity 19 through a sleeve 23, the number of the driving arms 21 is a plurality, the driving arms 21 are arranged on the outer rotating disc 20 in a circular mode, the driving arms 21 are movably connected with the outer rotating disc 20, a plurality of groups of abutting columns 27 are further arranged on the outer rotating disc 20 in a circular mode, one end of each driving arm 21 is arranged between each group of abutting columns 27, the cleaning head 22 is movably inserted into the other end of each driving arm 21 and is elastically connected with the other end of each driving arm, and the connecting structure is arranged on the outer rotating disc 20 and can be connected with the transmission module.
In practical application, the exhaust gas passing through the processing box 4 enters the diversion cavity 15, as shown in fig. 1, under the action of the air flow, the driving arm 21 and the outer turntable 20 can be driven to rotate, the inner wall of the driving cavity 19 can be cleaned through the cleaning head 22, partial impurities are prevented from being attached to the inner wall of the driving cavity 19 when the exhaust gas passes through, the driving arm 21 is driven to rotate reversely by controlling the stepping motor 18, because the cleaning head 22 and the driving arm 21 are in elastic connection, the driving arm 21 can rotate along the hinge joint between the driving arm 21 and the outer turntable 20 and is limited by the other abutting column 27 under the action of the air flow, and at the moment, the outer turntable 20 rotates reversely and can drive the transmission module to work synchronously through the connection structure, so that the expansion and contraction of the air cylinder can be controlled.
Referring to fig. 1-8, as another preferred embodiment of the present application, the transmission module includes an inner dial 24, a threaded rod 33, a threaded sleeve 38, a piston No. two 35, and an air inflation tank 34; inner dial 24 activity sets up in sleeve pipe 23, threaded rod 33 and inner dial 24 coaxial coupling, plenum chamber 34 sets up on drive box 14 and communicates with cylinder 13 No. one, no. two piston 35 activities set up in plenum chamber 34, thread bush 38 sets up on No. two piston 35 and with threaded rod 33 screw-thread fit, be equipped with No. two conducting strips 37 and conducting strip 36 No. two on thread bush 38 and the plenum chamber 34 respectively, conducting strip 36 is located No. two conducting strips 37 on the moving path, connection structure sets up between inner dial 24 and outer carousel 20.
It should be noted that, in this embodiment, the direction change of the stepping motor 18 is not limited to the above first conductive plate 36 and second conductive plate 37, and the direction change of the stepping motor 18 may also be controlled by monitoring the position of the second piston 35 by using an infrared distance measuring sensor or a laser distance measuring sensor, which is not illustrated here.
In the present embodiment, the number of the connecting structures is several groups and the connecting structures are annularly distributed on the outer rotating disk 20, and each group of the connecting structures includes a transmission seat 28, a clamping seat 32, a moving seat 29, a first piston 31 and a second cylinder 25; drive seat 28 and cassette 32 all set up on outer carousel 20, remove the activity of seat 29 and set up on drive seat 28, piston 31 activity set up in drive seat 28 in the cavity 30 of shaping and with remove seat 29 and be connected, no. two cylinders 25 set up on cassette 32 and communicate with cavity 30, the activity is provided with card strip 39 on cassette 32, card strip 39 is connected with No. two cylinders 25's output, is equipped with on the inner rotary disk 24 and supplies card strip 39 male draw-in groove 26.
It should be added that, the exhaust gas treatment device further includes an aeration seat 41, a guide rail 43, a pull rod 42, a slide block 45 and an impurity removing shovel 44; the aeration seat 41 is arranged in the purification box 1, the aeration seat 41 is communicated with the air pump 2, the guide rail 43 is arranged in the purification box 1, the slide block 45 is movably arranged on the guide rail 43, the impurity removing shovel 44 is arranged on the slide block 45, the pull rod 42 is movably arranged on the purification box 1, and one end of the pull rod is connected with the slide block 45.
When the outer rotary table 20 rotates reversely, the driving arm 21 rotates along the hinged position and is limited by the other abutting column 27, at this time, the moving seat 29 and the first piston 31 can be driven to move, air in the cavity 30 is squeezed into the second cylinder 25, the second cylinder 25 extends to enable the clamping strip 39 to be clamped into the clamping groove 26, at this time, the inner rotary table 24 can synchronously rotate along with the outer rotary table 20, when the inner rotary table 24 rotates, the second piston 35 is driven to move along the inflating box 34 by utilizing the thread matching effect between the threaded rod 33 and the threaded sleeve 38, air in the inflating box 34 is squeezed into the first cylinder 13, so that the first cylinder 13 is driven to extend to carry out impurity removal work on the filter screen 6, until the first conducting strip 36 and the second conducting strip 37 are contacted, the stepping motor 18 is triggered to rotate forwards, accomplish the edulcoration flow once, whole process can realize the cleaning work to the 19 inner walls of drive chamber, can realize carrying out the automatic cleaning work to the impurity on the filter screen 6 again, need not the manual dismantlement of staff and handle case 4 and carry out the cleaning work, the input of labour has been reduced, can utilize the kinetic energy of waste gas to realize above-mentioned edulcoration work simultaneously, reduce the input of consumer, the energy-conserving effect of whole device has been improved, waste gas this moment gets into purifying box 1 in, and slight impurity floats in water, it can float the surface of water to hold in the palm impurity through aeration seat 41 work production a large amount of bubbles, the staff can regularly stimulate pull rod 42, drive slider 45 and arrange miscellaneous shovel 44 and remove along guide rail 43, discharge purifying box 1 with the floater of the surface of water.
A method for treating the ultra-clean exhaust gas discharged by the circulating fluidized bed boiler comprises the exhaust gas treatment device in the embodiment, and the steps of the exhaust gas treatment method are as follows:
s100: connecting an air inlet pipe 3 with a boiler in work, controlling an air pump 2 to work and generating negative pressure in a treatment box 4, and feeding waste gas generated by the work of the boiler into the treatment box 4 along the air inlet pipe 3;
s200: the waste gas entering the treatment box 4 sequentially passes through the filter screens 6 at different positions, so that black particles in the waste gas are left on the filter screens 6;
s300: the waste gas after primary treatment by the filter screen 6 enters the driving box 14 and controls the driving system to work, and the driving system and the impurity removal module are matched to automatically discharge impurities on the filter screen 6 into the impurity storage cavity 12;
s400: the exhaust gas in the driving box 14 enters the purifying box 1 filled with water, and the odor and other large particle impurities in the exhaust gas are removed by the activated carbon layer 40, and the clean gas is discharged from the purifying box 1.
The working principle of the application is as follows: the air inlet pipe 3 is connected with a boiler, the air pump 2 works to generate negative pressure in the processing box 4, so that waste gas generated during the working of the boiler is sucked into the processing box 4 and flows along with the air flow output by the air pump 2, the waste gas can be filtered by arranging the filter screen 6, black particles contained in the waste gas are left on the filter screen 6, the waste gas is discharged into the purifying box 1 along the shunting cavity 15 and the driving cavity 19, in the process, the waste gas passing through the processing box 4 enters the shunting cavity 15, under the state shown in figure 1, the driving arm 21 and the outer turntable 20 can be driven to rotate under the action of the air flow, the inner wall of the driving cavity 19 can be cleaned by the cleaning head 22, partial impurities are prevented from being attached to the inner wall of the driving cavity 19 when the waste gas passes through, the driving arm 21 is driven to rotate by controlling the stepping motor 18 to rotate reversely, and when the outer turntable 20 rotates reversely, the driving arm 21 rotates along the hinged position and is limited by the other abutting column 27, at this time, the moving seat 29 and the first piston 31 can be driven to move, air in the cavity 30 is squeezed into the second cylinder 25, the second cylinder 25 extends and enables the clamping strip 39 to be clamped into the clamping groove 26, at this time, the inner rotary disc 24 can synchronously rotate along with the outer rotary disc 20, when the inner rotary disc 24 rotates, the second piston 35 can be driven to move along the inflating box 34 under the screw thread matching action between the threaded rod 33 and the threaded sleeve 38, air in the inflating box 34 is squeezed into the first cylinder 13, so that the first cylinder 13 is driven to extend to carry out impurity removal work on the filter screen 6, until the first conducting strip 36 and the second conducting strip 37 contact to trigger the stepping motor 18 to rotate forwards, an impurity removal flow is completed, the whole process can not only realize cleaning work on the inner wall of the driving cavity 19, but also can realize automatic cleaning work on impurities on the filter screen 6, need not the manual dismantlement of staff and handle case 4 and carry out the cleaning work, labour's input has been reduced, the kinetic energy that can utilize waste gas simultaneously realizes above-mentioned edulcoration work, reduce consumer's input, the energy-conserving effect of whole device has been improved, waste gas this moment gets into in purifying box 1, and slight impurity floats in water, work through aeration seat 41 produces a large amount of bubbles and can float impurity support to the surface of water, the staff can regularly stimulate pull rod 42, drive slider 45 and arrange miscellaneous shovel 44 and remove along guide rail 43, with the floater discharge purifying box 1 of the surface of water.
The present invention and its embodiments have been described above schematically, and the description is not intended to be limiting, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, without departing from the spirit of the present invention, a person of ordinary skill in the art should understand that the present invention shall not be limited to the embodiments and the similar structural modes without creative design.
Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.
Claims (3)
1. The utility model provides a circulating fluidized bed boiler ultra-clean discharges exhaust treatment device, includes purifying box, air pump, intake pipe, processing case and activated carbon layer, it just both intercommunications to handle the case setting on the purifying box, the air pump set up on the purifying box and with handle the case intercommunication, the intake pipe setting is on handling the case and between the two through-hole intercommunication, the activated carbon layer sets up in the purifying box, its characterized in that, exhaust treatment device still includes:
the driving box is arranged on the purifying box, a shunting cavity and a driving cavity are respectively arranged in the driving box, symmetrically distributed shunting channels are arranged between the shunting cavity and the driving cavity to communicate the shunting cavity and the driving cavity, the shunting cavity is communicated with the processing box, and the driving cavity is communicated with the purifying box;
the primary treatment system is arranged in the treatment box and is used for performing primary purification treatment on the waste gas passing through the treatment box; and
the driving system is arranged in the driving box and is connected with the primary treatment system, and the waste gas can provide power for the driving system and can drive the primary treatment system to work when entering the driving cavity; wherein
The primary treatment system comprises:
the filter screens are distributed in the treatment box at equal intervals;
the impurity storage cavity is arranged in the treatment box, a plurality of blanking ports communicated with the impurity storage cavity are arranged on the treatment box, and the blanking ports are positioned on one side of the filter screen; and
the impurity removal module is arranged on the processing box and is connected with the driving system, and the driving system can control the operation of the impurity removal module when in operation;
the edulcoration module includes:
the sliding plate is movably arranged in the treatment box and is elastically connected with the treatment box;
the first air cylinder is arranged on the processing box, the output end of the first air cylinder is connected with the sliding plate, and the first air cylinder can be controlled to stretch when the driving system works;
a plurality of impurity removing seats are arranged, and each impurity removing seat is movably arranged on the filter screen; and
the push rod is movably connected between the impurity removing seat and the sliding seat;
the drive system includes:
the valve module is arranged in the shunting cavity and used for respectively controlling the opening and closing of the two shunting channels;
the cleaning module is arranged in the driving cavity and used for cleaning the inner wall of the driving cavity; and
the transmission module is arranged in the driving cavity and can be connected with the cleaning module, and the cleaning module controls the transmission module to drive the first air cylinder to stretch and retract when the transmission module works;
the valve module comprises a sector disc and a power element, the sector disc is movably arranged in the flow dividing cavity, the power element is arranged on the driving box, the output end of the power element is connected with the sector disc, and the outer wall of the sector disc is in sliding fit with the inner wall of the flow dividing cavity;
the cleaning module comprises an outer turntable, a driving arm, a cleaning head, a sleeve and a connecting structure;
the outer rotating disc is movably arranged in the driving cavity through a sleeve, the number of the driving arms is a plurality, the driving arms are annularly arranged on the outer rotating disc, the driving arms are movably connected with the outer rotating disc, a plurality of groups of contact columns are annularly arranged on the outer rotating disc, one end of each driving arm is arranged between each group of contact columns, the cleaning head is movably inserted into the other end of each driving arm and is elastically connected with the other end of each driving arm, and the connecting structure is arranged on the outer rotating disc and is connected with the transmission module;
the transmission module comprises an inner rotary disc, a threaded rod, a threaded sleeve, a second piston and an inflation box;
the inner turntable is movably arranged in the sleeve, the threaded rod is coaxially connected with the inner turntable, the inflation box is arranged on the driving box and communicated with the first air cylinder, the second piston is movably arranged in the inflation box, the threaded sleeve is arranged on the second piston and is in threaded fit with the threaded rod, the threaded sleeve and the inflation box are respectively provided with a second conducting strip and a first conducting strip, the first conducting strip is positioned on the moving path of the second conducting strip, and the connecting structure is arranged between the inner turntable and the outer turntable;
the number of the connecting structures is a plurality of groups and the connecting structures are annularly distributed on the outer turntable, and each group of the connecting structures comprises a transmission seat, a clamping seat, a moving seat, a first piston and a second cylinder;
transmission seat and cassette all set up on outer carousel, remove the seat activity and set up on the transmission seat, a piston activity sets up in the fashioned cavity in the transmission seat and with remove the seat and be connected, no. two cylinder settings on the cassette and with the cavity intercommunication, the activity is provided with the card strip on the cassette, the card strip is connected with the output of No. two cylinders, is equipped with on the inner rotating disk and supplies card strip male draw-in groove.
2. The circulating fluidized bed boiler ultra-clean emissions exhaust gas treatment device of claim 1, wherein the screen is disposed obliquely with respect to the treatment tank.
3. A method for treating an ultra-clean discharge gas from a circulating fluidized bed boiler, comprising the exhaust gas treatment device according to any one of claims 1 to 2, wherein the steps of the method for treating an exhaust gas comprise:
s100: connecting an air inlet pipe with a boiler in work, controlling an air pump to work and generating negative pressure in a treatment box, and enabling waste gas generated by the work of the boiler to enter the treatment box along the air inlet pipe;
s200: waste gas entering the treatment box sequentially passes through filter screens at different positions, so that black particles in the waste gas are left on the filter screens;
s300: the waste gas after primary treatment by the filter screen enters the driving box and controls the driving system to work, and the driving system and the impurity removal module are matched to automatically discharge impurities on the filter screen into the impurity storage cavity;
s400: waste gas in the driving box enters the purification box filled with water, peculiar smell and other large-particle impurities in the waste gas are removed through the activated carbon layer, and clean gas is discharged from the purification box.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210854013.XA CN114931818B (en) | 2022-07-20 | 2022-07-20 | Circulating fluidized bed boiler ultra-clean exhaust gas treatment device and treatment method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210854013.XA CN114931818B (en) | 2022-07-20 | 2022-07-20 | Circulating fluidized bed boiler ultra-clean exhaust gas treatment device and treatment method |
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| CN114931818A CN114931818A (en) | 2022-08-23 |
| CN114931818B true CN114931818B (en) | 2022-10-04 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207722490U (en) * | 2017-12-04 | 2018-08-14 | 陇东学院 | A kind of exhaust-gas treatment environmental protecting device |
| CN207950949U (en) * | 2017-12-01 | 2018-10-12 | 杭州匹知共创科技有限公司 | A kind of energy-saving, environmental protection boiler emission-control equipment |
| CN110180285A (en) * | 2019-04-16 | 2019-08-30 | 南京恒钰环保科技有限公司 | A kind of equipment for treating industrial waste gas |
| CN216986802U (en) * | 2022-02-25 | 2022-07-19 | 无锡普力斯特实验室设备科技有限公司 | Organic waste gas purification treatment device |
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2022
- 2022-07-20 CN CN202210854013.XA patent/CN114931818B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207950949U (en) * | 2017-12-01 | 2018-10-12 | 杭州匹知共创科技有限公司 | A kind of energy-saving, environmental protection boiler emission-control equipment |
| CN207722490U (en) * | 2017-12-04 | 2018-08-14 | 陇东学院 | A kind of exhaust-gas treatment environmental protecting device |
| CN110180285A (en) * | 2019-04-16 | 2019-08-30 | 南京恒钰环保科技有限公司 | A kind of equipment for treating industrial waste gas |
| CN216986802U (en) * | 2022-02-25 | 2022-07-19 | 无锡普力斯特实验室设备科技有限公司 | Organic waste gas purification treatment device |
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| CN114931818A (en) | 2022-08-23 |
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