CN108619843B - Industrial waste gas desulfurization denitration dust collecting equipment - Google Patents
Industrial waste gas desulfurization denitration dust collecting equipment Download PDFInfo
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- CN108619843B CN108619843B CN201810568544.6A CN201810568544A CN108619843B CN 108619843 B CN108619843 B CN 108619843B CN 201810568544 A CN201810568544 A CN 201810568544A CN 108619843 B CN108619843 B CN 108619843B
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Abstract
The invention belongs to the technical field of waste gas treatment, and particularly relates to industrial waste gas desulfurization, denitrification and dust removal equipment which comprises a dust removal box, an air inlet pipe, a primary dust removal unit, a secondary dust removal unit, a tertiary dust removal unit and a waste liquid collection box, wherein the dust removal box is a rectangular box body; the gas inlet pipe is used for introducing waste gas into the dust removal box; the primary dust removal unit is used for primarily filtering the waste gas; the secondary dedusting unit is used for treating the waste gas entering the dedusting box by using a treatment liquid; the three-stage dust removal unit is used for separating the waste gas; the waste liquid collecting box is arranged below the three-stage dust removal unit and is used for collecting waste liquid generated by waste gas treatment. When carrying out dust removal processing to industrial waste gas, let in industrial waste gas to dust removal incasement portion from the intake pipe bottom, industrial waste gas gets into one-level dust removal unit, second grade dust removal unit, tertiary dust removal unit in proper order and handles, and the waste liquid that industrial waste gas produced after being handled gets into inside the collection of waste liquid collecting box.
Description
Technical Field
The invention belongs to the technical field of industrial waste gas treatment, and particularly relates to industrial waste gas desulfurization, denitrification and dust removal equipment.
Background
With the progress of society and the development of economy, various power station boilers, industrial kilns, electric arc furnaces and particularly coal-fired industrial boilers are more and more, accordingly, the environmental burden is increased so that the air pollution is more and more serious, and for this reason, various environmental protection laws and regulations are gradually released and show a more and more severe trend so as to adapt to the increasingly severe environmental control requirements.
Coal is a main energy source in China, and the pollution problem of sulfur dioxide and acid rain accompanying the coal is more prominent. Sulfur, chlorine and nitrogen oxides generated by coal combustion are main pollution sources of air pollution, and photochemical smog can be formed to damage the ecological environment, so that the human health is harmed. The device for removing the dust by desulfurization, denitrification and dust at home and abroad has a certain research, but the problem of removing the dust by desulfurization, denitrification and dust is not thoroughly solved so far due to the conditions of high manufacturing cost, complex processing, poor comprehensive efficiency of desulfurization, denitrification and dust removal and the like of the existing equipment.
Some desulfurization and denitrification devices also appear in the prior art, for example, a chinese patent with application number 201610090703.7 discloses a desulfurization, denitrification and dust removal device, which comprises a desulfurization and denitrification reaction chamber, a gas-liquid phase separation chamber and an ash collecting hopper, wherein the bottom of the desulfurization and denitrification reaction chamber is communicated with the gas-liquid phase separation chamber through a communicating pipe; the dust collecting hopper is connected with the dust removing pipe, and the other end of the dust removing pipe is connected with the upper end of the gas-liquid phase separation cavity; the dust removal pipe is communicated with the air inlet pipe, and a plurality of filter bags are arranged in the dust removal pipe; a first coil pipe and a second coil pipe are respectively arranged on the inner wall of the gas-liquid phase separation cavity, wherein the first coil pipe is vertically arranged, the second coil pipe is horizontally arranged, and the first coil pipe is positioned above the second coil pipe; the first coil pipe and the second coil pipe are connected with the liquid inlet, the device is simple in structure and convenient to use, and can effectively achieve desulfurization and denitrification, but the dust removal device does not treat waste in industrial waste gas step by step, so that the treatment effect is poor, treatment liquid sprayed by the spraying device cannot be recycled in the dust removal process, resources are saved, and the use efficiency of the device is reduced.
In view of the above, according to the desulfurization, denitrification and dust removal equipment for industrial waste gas, the primary dust removal unit is arranged to remove impurities from large particles in the industrial waste gas, the industrial waste gas after impurity removal sequentially enters the secondary dust removal unit and the tertiary dust removal unit, so that gradual dust removal is realized, meanwhile, treatment liquid used in the dust removal process can be collected and recycled, the resource utilization rate is improved, and the dust removal cost is reduced.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides the desulfurization, denitrification and dust removal equipment for the industrial waste gas, which is mainly used for desulfurization and denitrification treatment of the industrial waste gas. According to the invention, the industrial waste gas is preliminarily filtered through the filter plate in the dust removal cylinder arranged on the air inlet pipe, the industrial waste gas after preliminary filtration is fully mixed with the treatment liquid through the dust removal box and the separation box in sequence, clean gas and waste liquid are formed under the action of the dust source collector, the clean gas is collected, the waste liquid is recycled, and the working efficiency of the device is improved.
The technical scheme adopted by the invention for solving the technical problems is as follows: the industrial waste gas desulfurization, denitrification and dust removal equipment comprises a dust removal box, an air inlet pipe, a primary dust removal unit, a secondary dust removal unit, a tertiary dust removal unit and a waste liquid collecting box, wherein the dust removal box is a rectangular box body, the top of the dust removal box is provided with a water inlet, the water inlet is used for introducing treatment liquid into the dust removal box, the center of the bottom of the dust removal box is provided with an air inlet, the air inlet is used for introducing industrial waste gas into the dust removal box, the right side wall of the dust removal box, which is close to the bottom of the dust removal box, is provided with a liquid outlet, and the liquid outlet; the gas inlet pipe is in a circular pipe shape, the top of the gas inlet pipe is connected with the center of the bottom of the dust removal box, and the gas inlet pipe is used for introducing industrial waste gas into the dust removal box; the primary dust removal unit is arranged on the air inlet pipe and is used for primarily filtering industrial waste gas; the secondary dust removal unit is arranged in the dust removal box and is used for treating the industrial waste gas entering the dust removal box by using a treatment liquid; the three-stage dust removal unit is arranged on the right side of the dust removal box and is used for separating industrial waste gas; the waste liquid collecting box is arranged below the three-stage dust removal unit and is used for collecting waste liquid generated by industrial waste gas treatment. When carrying out dust removal processing to industrial waste gas, let in industrial waste gas to dust removal incasement portion from the intake pipe bottom, industrial waste gas gets into one-level dust removal unit, second grade dust removal unit, tertiary dust removal unit in proper order and handles, and the waste liquid that industrial waste gas produced after being handled gets into inside the collection of waste liquid collecting box.
The primary dust removal unit comprises a dust removal cylinder, a poking tooth, a rotating shaft, a filter plate and an ash collection box, the dust removal cylinder is cylindrical, the dust removal cylinder is mounted on an air inlet pipe, the central axis of the dust removal cylinder is horizontally arranged, the side wall of the dust removal cylinder penetrates through the side wall of the air inlet pipe and is tightly attached to the air inlet pipe, a smoke inlet and a smoke passing port are formed in the side wall of the dust removal cylinder, the smoke inlet and the smoke passing port are both located in the air inlet pipe, the smoke passing port is located above the smoke inlet, an ash outlet is formed in the bottom of the side wall of the dust removal cylinder and is located outside the air inlet pipe, and the poking tooth is arranged; the rotating shaft is horizontally arranged in the center of the dust removing cylinder; one end of the filter plate is connected to the rotating shaft, the filter plates are uniformly arranged along the tangential direction of the excircle of the rotating shaft, the other end of the filter plate is contacted with the inner wall of the dust removing cylinder, the filter plate is made of elastic materials, and filter holes are formed in the filter plate; the dust collection box is arranged at the bottom of the dust removal cylinder, is positioned below the dust outlet and is used for collecting dust generated after industrial waste gas is subjected to primary dust removal. During operation, industrial waste gas in the intake pipe enters into the dust removal section of thick bamboo through the inlet flue on the dust removal section of thick bamboo lateral wall inside, make pivot anticlockwise rotation through opening control switch, pivot anticlockwise rotation drives filter plate anticlockwise rotation, the large-scale particulate matter in the filter hole in the filter plate is driven industrial waste gas, large-scale particulate matter is driven the back, the filter plate continues to drive industrial waste gas anticlockwise rotation, industrial waste gas again after passing through the flue gets into inside the intake pipe, industrial waste gas gets into the dust removal case after upwards flowing along the intake pipe and continues to remove dust.
The secondary dust removal unit comprises a floating body, a hose, a support shaft, an exhaust plate and a water spray pipe, wherein the floating body is a cuboid, the floating body is arranged in the dust removal box, a through air hole is formed in the center of the bottom of the floating body, a cavity is formed in the floating body, and the bottom of the floating body is connected with an air inlet through the hose; the supporting shaft is arranged at the top of the floating body and is a hollow shaft; the exhaust plate is arranged at the top of the supporting shaft and consists of two rectangular boxes which are symmetrical with each other about the supporting shaft, the rectangular boxes are obliquely arranged, the side walls of the rectangular boxes are communicated with each other, and exhaust holes are uniformly formed in the bottom of the exhaust plate; the vertical connection of spray pipe is at the top of dust removal case, and the spray pipe communicates with each other with the water inlet, and the spray pipe is the spiral, and the spiral of spray pipe is down crescent gradually, and the spray pipe is used for spraying the treatment fluid to dust removal incasement portion. During operation, industrial waste gas upward movement among the industrial waste gas pipe reaches the inside cavity of body behind the hose, through the inside back that reaches the air discharge plate of back shaft again, discharge from the exhaust hole of air discharge plate bottom, simultaneously add treatment fluid to the spray pipe through the water inlet, treatment fluid is spout through the hole for water spraying, treatment fluid dispersion mixes with industrial waste gas in the dust removal incasement portion, carry out purification treatment to industrial waste gas, treatment fluid and industrial waste gas combine the bottom that all fall into the dust removal case, the body come-up, it mixes with spray pipe spun treatment fluid fully to drive from exhaust plate bottom exhaust industrial waste gas, improve equipment's dust collection efficiency.
The three-stage dust removal unit comprises a separation box, a separation folded plate, a first spring, a pulling unit and a dust source collector, the separation box is arranged on the right side of the dust removal box, an exhaust port is formed in the top of the right side of the separation box and used for outflow of industrial waste gas subjected to dust removal, a liquid discharge port is formed in the bottom of the right side of the separation box and used for discharging waste liquid subjected to dust removal; the separation folding plates are hinged to the top and the bottom of the separation box in a staggered manner; the first spring is vertically arranged in the separating box, one end of the first spring is connected with the separating folded plate, and the other end of the first spring is connected with the top and the bottom of the separating box; the pulling unit is arranged in the separating box, is positioned on the right side of the separating folded plate and is used for pulling the separating folded plate to rotate; the dust source collector is arranged inside the separation box, is positioned on the right side of the pulling unit and is used for collecting dust inside the separation box. The industrial waste gas treated by the secondary dust removal unit becomes mixed liquid and then flows into the separation box from a liquid outlet on the right side wall of the dust removal box, and the pulling unit pulls the separation folded plate to rotate to separate the mixed liquid; the waste liquid collecting box is arranged at the bottom of the right side of the separating box and is used for collecting waste liquid.
The pulling unit comprises a pull rod, a first magnet, a second spring, a coil, a fixing frame, a pulling installation rod, an impeller and a second magnet, the pull rod is horizontally arranged in the separation box, the number of the pull rods is two, the left end of the pull rod penetrates through the separation folded plate, the pull rod is hinged with the separation folded plate, and the right end of the pull rod is connected with the first magnet; the coil is arranged on the fixed frame, and the right side of the first magnet is connected with the coil through a second spring; the impeller is arranged on the right side of the fixing frame by pulling the mounting rod, the impeller is positioned on the left side of the dust source collector, a power generation coil is arranged in the impeller, and the power generation coil is electrically connected with the coil; the second magnet is arranged at the top of the inner layer of the separation box and is positioned right above the impeller. During operation, the velocity of flow of mixed liquid drives the impeller and takes place to rotate, the impeller makes power generation coil produce induced-current under the magnetic field effect of No. two magnets, induced-current makes the coil electrified in step, the coil circular telegram back attracts No. one magnet to drive the pull rod and moves right, the pull rod drives the separation folded plate and moves inside the separator box, the separation folded plate also separates the mixture of separator box inside, the mixed liquid after the separation is behind the dust source collector, the gas after the purification is discharged from the gas vent at separator box right side top, the waste liquid is collected in the waste liquid collection box from the leakage fluid dram of the right side bottom of separator box.
The industrial waste gas desulfurization, denitrification and dust removal equipment further comprises a rotating unit, wherein the rotating unit is used for driving the spray pipe to rotate, the rotating unit comprises a fan, a vertical mounting rod, a horizontal mounting rod, a supporting rod, a connecting rod, a first bevel gear and a second bevel gear, and the fan is mounted in the air inlet pipe through the vertical mounting rod and the horizontal mounting rod; the three support rods and the three connecting rods are respectively arranged, the support rods are respectively vertically connected to the top and the ground of the dust removal box and horizontally connected to the left side wall of the dust removal box, and the connecting rods are respectively perpendicular to the support rods; first bevel gear and No. two bevel gears set up four respectively, and first bevel gear and No. two bevel gears level respectively and vertical setting are in the top at dust removal case top center, the left side top of dust removal case, the left side below of dust removal case and inside the intake pipe, and a bevel gear horizontal installation is in the tip of bracing piece and the bottom of vertical installation pole, and No. two bevel gears are vertical to be installed at the tip of connecting rod, and a bevel gear and No. two bevel gear intermeshing. The during operation, the air current that gets into the industrial waste gas in the inlet tube drives the fan and rotates, the fan passes through vertical installation pole and drives the inside bevel gear rotation of inlet tube, bevel gear drives No. two bevel gear rotations, under the effect of motion transmission, drive the bevel gear rotation No. one of the top at dust removal roof portion center, thereby drive the spray pipe rotation of dust removal incasement portion, make spun treatment fluid distribute more evenly at dust removal incasement portion, treatment fluid mixes more fully with industrial waste gas, industrial waste gas's dust removal effect is improved.
The invention has the beneficial effects that:
1. according to the industrial waste gas desulfurization, denitrification and dust removal equipment, the primary dust removal unit is arranged for primarily removing dust of large particles in industrial waste gas, the secondary dust removal unit is used for treating the industrial waste gas entering the dust removal box by using the treatment liquid, the tertiary dust removal unit is used for separating the industrial waste gas and the waste liquid, and the industrial waste gas is subjected to desulfurization and denitrification treatment under the mutual cooperation effect of the primary dust removal unit, the secondary dust removal unit and the tertiary dust removal unit, so that the treatment effect is good, meanwhile, the treatment liquid used by the secondary dust removal unit can be recycled and reused, and the resource utilization rate is improved.
2. According to the industrial waste gas desulfurization, denitrification and dust removal equipment, the rotating unit is arranged, the fan is driven to rotate by the airflow of the industrial waste gas entering the air inlet pipe, the first bevel gear in the air inlet pipe is driven to rotate by the fan through the vertical mounting rod, the second bevel gear is driven to rotate by the first bevel gear, and the first bevel gear above the center of the top of the dust removal box is driven to rotate under the action of motion transmission, so that the water spray pipe in the dust removal box is driven to rotate, sprayed treatment liquid is distributed more uniformly in the dust removal box, the treatment liquid and the industrial waste gas are mixed more fully, and the dust removal effect of the industrial waste gas is improved.
3. According to the desulfurization, denitrification and dust removal equipment for the industrial waste gas, the first magnet, the coil and the second magnet in the pulling unit are arranged, the first magnet drives the pull rod to move by utilizing the electromagnetic induction principle, the pull rod drives the separation folded plate in the separation box to rotate, and the separation folded plate mixes and stirs the industrial waste gas and the treatment liquid, so that the treatment effect of the industrial waste gas is improved, and the dust removal efficiency of the equipment is improved.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is an enlarged view of a portion of FIG. 1 at B;
FIG. 4 is an enlarged view of a portion of FIG. 1 at C;
in the figure: the dust collection device comprises a dust collection box 1, a water inlet 11, an air inlet 12, a liquid outlet 13, an air inlet pipe 2, a primary dust collection unit 3, a dust collection barrel 31, a smoke inlet 311, a smoke passing port 312, an ash outlet 313, a shifting tooth 32, a rotating shaft 33, a filter plate 34, an ash collection box 35, a secondary dust collection unit 4, a floating body 41, an air passing hole 411, a hose 42, a support shaft 43, an exhaust plate 44, a water spray pipe 45, a tertiary dust collection unit 5, a separation box 51, an exhaust port 511, a separation folded plate 52, a pulling unit 53, a pull rod 531, a first magnet 532, a coil 533, a fixed frame 534, an impeller 535, a second magnet 536, a dust source collector 54, a waste liquid collection box 6, a rotating unit 7, a fan 71, a support rod 72, a connecting rod 73.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 4, the desulfurization, denitrification and dust removal equipment for industrial waste gas comprises a dust removal box 1, an air inlet pipe 2, a primary dust removal unit 3, a secondary dust removal unit 4, a tertiary dust removal unit 5 and a waste liquid collection box 6, wherein the dust removal box 1 is a rectangular box body, a water inlet 11 is formed in the top of the dust removal box 1, the water inlet 11 is used for introducing treatment liquid into the dust removal box 1, an air inlet 12 is formed in the center of the bottom of the dust removal box 1, the air inlet 12 is used for introducing industrial waste gas into the dust removal box 1, a liquid outlet 13 is formed in the right side wall of the dust removal box 1, which is close to the bottom of the dust removal box 1, and the liquid outlet; the gas inlet pipe 2 is in a circular tube shape, the top of the gas inlet pipe 2 is connected with the center of the bottom of the dust removal box 1, and the gas inlet pipe 2 is used for introducing industrial waste gas into the dust removal box 1; the primary dust removal unit 3 is arranged on the air inlet pipe 2, and the primary dust removal unit 3 is used for primarily filtering industrial waste gas; the secondary dust removal unit 4 is arranged in the dust removal box 1, and the secondary dust removal unit 4 is used for treating the industrial waste gas entering the dust removal box 1 by using a treatment liquid; the three-stage dust removal unit 5 is arranged on the right side of the dust removal box 1, and the three-stage dust removal unit 5 is used for separating industrial waste gas; the waste liquid collecting box 6 is arranged below the three-stage dust removal unit 5, and the waste liquid collecting box 6 is used for collecting waste liquid generated by industrial waste gas treatment. When carrying out dust removal processing to industrial waste gas, let in industrial waste gas to dust removal case 1 inside from intake pipe 2 bottom, industrial waste gas gets into one-level dust removal unit 3, second grade dust removal unit 4, tertiary dust removal unit 5 in proper order and handles, and the waste liquid that industrial waste gas after being handled produced gets into waste liquid collection box 6 inside and collects.
The primary dust removal unit 3 comprises a dust removal cylinder 31, a shifting tooth 32, a rotating shaft 33, a filter plate 34 and an ash collection box 35, wherein the dust removal cylinder 31 is cylindrical, the dust removal cylinder 31 is installed on the air inlet pipe 2, the central axis of the dust removal cylinder 31 is horizontally placed, the side wall of the dust removal cylinder 31 penetrates through the side wall of the air inlet pipe 2 and is tightly attached to the air inlet pipe 2, the side wall of the dust removal cylinder 31 is provided with a smoke inlet 311 and a smoke passing port 312, the smoke inlet 311 and the smoke passing port 312 are both positioned inside the air inlet pipe 2, the smoke passing port 312 is positioned above the smoke inlet 311, the bottom of the side wall of the dust removal cylinder 31 is provided with an ash outlet 313, the ash outlet 313 is positioned outside the air inlet pipe 2, and the; the rotating shaft 33 is horizontally arranged in the center of the dust removing cylinder 31; one end of the filter plate 34 is connected to the rotating shaft 33, the filter plate 34 is uniformly arranged along the tangential direction of the excircle of the rotating shaft 33, the other end of the filter plate 34 is in contact with the inner wall of the dust removing cylinder 31, the filter plate 34 is made of elastic material, and filter holes are formed in the filter plate 34; the dust collection box 35 is installed at the bottom of the dust removal cylinder 31, the dust collection box 35 is located below the dust outlet 313, and the dust collection box 35 is used for collecting dust generated after the industrial waste gas is subjected to primary dust removal. During operation, industrial waste gas in the intake pipe 2 gets into inside the dust removal section of thick bamboo 31 through the inlet 311 on the dust removal section of thick bamboo 31 lateral wall, make pivot 33 anticlockwise rotation through opening control switch, pivot 33 anticlockwise rotation drives filter plate 34 anticlockwise rotation, the large-scale particulate matter in the filter plate 34 to industrial waste gas is clear away, large-scale particulate matter is clear away the back, filter plate 34 continues to drive industrial waste gas anticlockwise rotation, industrial waste gas gets into again inside intake pipe 2 after passing through mouth of smoke 312, industrial waste gas gets into dust removal case 1 after flowing along intake pipe 2 upwards and continues to remove dust.
The secondary dust removal unit 4 comprises a floating body 41, a hose 42, a support shaft 43, an exhaust plate 44 and a water spray pipe 45, wherein the floating body 41 is a cuboid, the floating body 41 is arranged in the dust removal box 1, a through air hole 411 is formed in the center of the bottom of the floating body 41, a cavity is formed in the floating body 41, and the bottom of the floating body 41 is connected with the air inlet 12 through the hose 42; the supporting shaft 43 is arranged at the top of the floating body 41, and the supporting shaft 43 is a hollow shaft; the exhaust plate 44 is arranged at the top of the support shaft 43, the exhaust plate 44 is composed of two rectangular box bodies which are symmetrical with each other about the support shaft 43, the rectangular box bodies are obliquely arranged, the side walls of the rectangular box bodies are communicated with each other, and exhaust holes are uniformly formed in the bottom of the exhaust plate 44; the vertical top at dust removal case 1 of connecting of spray pipe 45, spray pipe 45 communicates with each other with water inlet 11, and spray pipe 45 is the spiral, and spray pipe 45's spiral down crescent, spray pipe 45 are used for spraying the treatment fluid to dust removal case 1 inside. During operation, industrial waste gas in the industrial waste gas pipe moves upward and reaches the cavity inside the floating body 41 after passing through the hose 42, and then reaches the inside of the exhaust plate 44 after passing through the inside of the supporting shaft 43, and then is discharged from the exhaust hole at the bottom of the exhaust plate 44, and meanwhile, the treatment liquid is added into the water spray pipe 45 through the water inlet 11, and is sprayed out through the water spray hole, and the treatment liquid is dispersed inside the dust removal box 1 and mixed with the industrial waste gas, so that the industrial waste gas is purified, and the treatment liquid and the industrial waste gas are combined and then all fall into the bottom of the dust removal box 1, and the floating body 41 floats upwards to drive the industrial waste gas discharged from the bottom of the exhaust plate 44 to be fully contacted and mixed with the treatment liquid sprayed.
The three-stage dust removal unit 5 comprises a separation box 51, a separation folded plate 52, a first spring, a pulling unit 53 and a dust source collector 54, wherein the separation box 51 is arranged on the right side of the dust removal box 1, the top of the right side of the separation box 51 is provided with an exhaust port 511, the exhaust port 511 is used for outflow of the industrial waste gas after dust removal, the bottom of the right side of the separation box 51 is provided with a liquid discharge port 512, and the liquid discharge port 512 is used for discharge of waste liquid after dust removal; the separating flaps 52 are hinged to the top and bottom of the separating box 51 in an interlaced manner; the first spring is vertically arranged inside the separation box 51, one end of the first spring is connected with the separation folded plate 52, and the other end of the first spring is connected with the top and the bottom of the separation box 51; the pulling unit 53 is arranged inside the separating box 51, the pulling unit 53 is positioned at the right side of the separating flap 52, and the pulling unit 53 is used for pulling the separating flap 52 to rotate; the dust source collector 54 is disposed inside the separation tank 51, the dust source collector 54 is located at the right side of the pulling unit 53, and the dust source collector 54 serves to collect dust inside the separation tank 51. The industrial waste gas treated by the secondary dust removal unit 4 becomes mixed liquid and then flows into the separation box 51 from the liquid outlet 13 on the right side wall of the dust removal box 1, and the pulling unit 53 pulls the separation folded plate 52 to rotate so as to separate the mixed liquid; the waste liquid collecting box 6 is installed at the bottom of the right side of the separation box 51, and the waste liquid collecting box 6 is used for collecting waste liquid.
The pulling unit 53 comprises a pull rod 531, a first magnet 532, a second spring, a coil 533, a fixing frame 534, a pulling installation rod, an impeller 535 and a second magnet 536, wherein the pull rod 531 is horizontally arranged inside the separating box 51, the number of the pull rods 531 is two, the left end of the pull rod 531 penetrates through the separating folded plate 52, the pull rod 531 is hinged with the separating folded plate 52, and the right end of the pull rod 531 is connected with the first magnet 532; the coil 533 is mounted on the fixing frame 534, and the right side of the first magnet 532 is connected with the coil 533 through a second spring; the impeller 535 is arranged on the right side of the fixing frame 534 by pulling the mounting rod, the impeller 535 is positioned on the left side of the dust source collector 54, a power generation coil is arranged in the impeller 535, and the power generation coil is electrically connected with the coil 533; the second magnet 536 is mounted on top of the inner layer of the separator tank 51, and the second magnet 536 is located directly above the impeller 535. During operation, the flow velocity of the mixed liquid drives the impeller 535 to rotate, the impeller 535 enables the generating coil to generate induction current under the action of the magnetic field of the second magnet 536, the induction current synchronously enables the coil 533 to be electrified, the coil 533 is electrified to attract the first magnet 532 to drive the pull rod 531 to move rightwards, the pull rod 531 drives the separation flap 52 to move inside the separation box 51, the separation flap 52 also separates the mixture inside the separation box 51, the separated mixed liquid passes through the dust source collector 54, the purified gas is discharged from the exhaust port 511 at the top of the right side of the separation box 51, and the waste liquid enters the waste liquid collecting box 6 from the liquid discharge port 512 at the bottom of the right side of the separation box 51 to be collected.
The industrial waste gas desulfurization, denitrification and dust removal equipment further comprises a rotating unit 7, wherein the rotating unit 7 is used for driving the water spray pipe 45 to rotate, the rotating unit 7 comprises a fan 71, a vertical mounting rod, a horizontal mounting rod, a support rod 72, a connecting rod 73, a first bevel gear 74 and a second bevel gear 75, and the fan 71 is mounted inside the air inlet pipe 2 through the vertical mounting rod and the horizontal mounting rod; the number of the support rods 72 and the number of the connecting rods 73 are three, the support rods 72 are vertically connected to the top and the ground of the dust removing box 1 respectively and horizontally connected to the left side wall of the dust removing box 1, and the connecting rods 73 are perpendicular to the support rods 72 respectively; no. one bevel gear 74 and No. two bevel gear 75 set up four respectively, No. one bevel gear 74 and No. two bevel gear 75 level respectively and vertical setting in the top at dust removal case 1 top center, the left side top of dust removal case 1, inside dust removal case 1's left side below and intake pipe 2, No. one bevel gear 74 horizontal installation is in the tip of bracing piece 72 and the bottom of vertical installation pole, No. two bevel gear 75 is vertical to be installed at the tip of connecting rod 73, No. one bevel gear 74 and No. two bevel gear 75 intermeshing. During operation, the air current that gets into the industrial waste gas in the intake pipe 2 drives fan 71 and rotates, fan 71 drives the bevel gear 74 of intake pipe 2 inside through vertical installation pole and rotates, bevel gear 74 drives No. two bevel gear 75 and rotates, under the effect of motion transmission, drive bevel gear 74 of the top at dust removal case 1 top center and rotate, thereby drive the spray pipe 45 rotation of dust removal case 1 inside, make spun treatment fluid distribute more evenly in dust removal case 1 inside, treatment fluid mixes more fully with industrial waste gas, improve industrial waste gas's dust removal effect.
The working process is as follows: industrial waste gas is introduced into the dust removing box 1 from the bottom of the air inlet pipe 2, the industrial waste gas enters the dust removing cylinder 31 through a smoke inlet 311 on the side wall of the dust removing cylinder 31, a control switch is turned on to enable a rotating shaft 33 to rotate anticlockwise, the rotating shaft 33 rotates anticlockwise to drive a filter plate 34 to rotate anticlockwise, filter holes in the filter plate 34 remove large particles in the industrial waste gas, after the large particles are removed, the filter plate 34 continues to drive the industrial waste gas to rotate anticlockwise, the industrial waste gas enters the air inlet pipe 2 again after passing through the smoke inlet 312, the industrial waste gas flows upwards along the air inlet pipe 2 and then enters the dust removing box 1 through an air inlet 12 to continuously remove dust, meanwhile, the air flow of the industrial waste gas entering the air inlet pipe 2 drives a fan 71 to rotate, the fan 71 drives a first bevel gear 74 inside the air inlet pipe 2 to rotate through a vertical mounting rod, and the, under the action of motion transmission, the first bevel gear 74 above the top center of the dust removing box 1 is driven to rotate, so that the water spray pipe 45 inside the dust removing box 1 is driven to rotate.
The industrial waste gas in the industrial waste gas pipe moves upwards, passes through the hose 42 and then reaches the cavity inside the floating body 41, passes through the inside of the supporting shaft 43 and reaches the inside of the exhaust plate 44, and is discharged from the exhaust hole at the bottom of the exhaust plate 44, the treatment liquid is added into the water spray pipe 45 through the water inlet 11, the treatment liquid is sprayed out through the water spray hole, the treatment liquid is dispersed inside the dust removal box 1 and is mixed with the industrial waste gas, the industrial waste gas is purified, the treatment liquid and the industrial waste gas are combined and then all fall into the bottom of the dust removal box 1, the floating body 41 floats upwards, the industrial waste gas discharged from the bottom of the exhaust plate 44 is driven to be fully contacted and mixed with the treatment liquid sprayed out from the water.
The flow velocity of the mixed liquid drives the impeller 535 to rotate, the impeller 535 enables the generating coil to generate induction current under the action of the magnetic field of the second magnet 536, the induction current synchronously enables the coil 533 to be electrified, the coil 533 is electrified to attract the first magnet 532 to drive the pull rod 531 to move rightwards, the pull rod 531 drives the separation folded plate 52 to move in the separation box 51, the separation folded plate 52 separates the mixed liquid in the separation box 51, the separated mixed liquid passes through the dust source collector 54, the purified gas is discharged from the exhaust port 511 at the top of the right side of the separation box 51, and the waste liquid enters the waste liquid collecting box 6 from the liquid discharge port 512 at the bottom of the right side of the separation box 51 to be collected.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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 (4)
1. The utility model provides an industrial waste gas desulfurization denitration dust collecting equipment which characterized in that: the device comprises a dust removal box (1), an air inlet pipe (2), a primary dust removal unit (3), a secondary dust removal unit (4), a tertiary dust removal unit (5) and a waste liquid collecting box (6), wherein the dust removal box (1) is a rectangular box body, a water inlet (11) is formed in the center of the top of the dust removal box (1), the water inlet (11) is used for introducing treatment liquid into the dust removal box (1), an air inlet (12) is formed in the center of the bottom of the dust removal box (1), the air inlet (12) is used for introducing industrial waste gas into the dust removal box (1), a liquid outlet (13) is formed in the side wall of the right side, close to the bottom of the dust removal box (1), and the; the gas inlet pipe (2) is in a circular tube shape, the top of the gas inlet pipe (2) is connected with the center of the bottom of the dust removal box (1), and the gas inlet pipe (2) is used for introducing industrial waste gas into the dust removal box (1); the primary dust removal unit (3) is arranged on the air inlet pipe (2), and the primary dust removal unit (3) is used for primarily filtering industrial waste gas; the secondary dust removal unit (4) is arranged in the dust removal box (1), and the secondary dust removal unit (4) is used for treating the industrial waste gas entering the dust removal box (1) by using the treatment liquid; the three-stage dust removal unit (5) is arranged on the right side of the dust removal box (1), and the three-stage dust removal unit (5) is used for separating treatment liquid of industrial waste gas; the waste liquid collecting box (6) is arranged below the three-stage dust removal unit (5), and the waste liquid collecting box (6) is used for collecting waste liquid generated by industrial waste gas treatment;
the pulling unit (53) comprises a pull rod (531), a first magnet (532), a second spring, a coil (533), a fixing frame (534), a pulling installation rod, an impeller (535) and a second magnet (536), the pull rod (531) is horizontally arranged inside the separation box (51), the number of the pull rods (531) is two, the left end of the pull rod (531) penetrates through the separation folded plate (52), the pull rod (531) is hinged with the separation folded plate (52), and the right end of the pull rod (531) is connected with the first magnet (532); the coil (533) is arranged on the fixing frame (534), and the right side of the first magnet (532) is connected with the coil (533) through a second spring; the impeller (535) is arranged on the right side of the fixed frame (534) by pulling the mounting rod, the impeller (535) is positioned on the left side of the dust source collector (54), a power generation coil is arranged in the impeller (535), and the power generation coil is electrically connected with the coil (533); the second magnet (536) is arranged at the top of the inner layer of the separation box (51), and the second magnet (536) is positioned right above the impeller (535);
the three-stage dust removal unit (5) comprises a separation box (51), a separation folded plate (52), a first spring, a pulling unit (53) and a dust source collector (54), wherein the separation box (51) is arranged on the right side of the dust removal box (1), an exhaust port (511) is formed in the top of the right side of the separation box (51), the exhaust port (511) is used for outflow of industrial waste gas subjected to dust removal, a liquid discharge port (512) is formed in the bottom of the right side of the separation box (51), and the liquid discharge port (512) is used for discharge of waste liquid subjected to dust removal; the separation folding plates (52) are hinged on the top and the bottom of the separation box (51) in a mutually staggered way; the first spring is vertically arranged inside the separating box (51), one end of the first spring is connected with the separating folded plate (52), and the other end of the first spring is connected with the top and the bottom of the separating box (51); the pulling unit (53) is arranged inside the separation box (51), the pulling unit (53) is positioned on the right side of the separation folded plate (52), and the pulling unit (53) is used for pulling the separation folded plate (52) to rotate; the dust source collector (54) is arranged inside the separation box (51), the dust source collector (54) is positioned at the right side of the pulling unit (53), and the dust source collector (54) is used for collecting dust inside the separation box (51); the waste liquid collecting box (6) is arranged at the bottom of the right side of the separating box (51), and the waste liquid collecting box (6) is used for collecting waste liquid.
2. The industrial waste gas desulfurization, denitrification and dust removal equipment according to claim 1, characterized in that: the primary dust removal unit (3) comprises a dust removal cylinder (31), poking teeth (32), a rotating shaft (33), a filter plate (34) and a dust collection box (35), the dust removal cylinder (31) is cylindrical, the dust removal cylinder (31) is installed on an air inlet pipe (2), the central axis of the dust removal cylinder (31) is horizontally placed, the side wall of the dust removal cylinder (31) penetrates through the side wall of the air inlet pipe (2) and is tightly attached to the air inlet pipe (2), a smoke inlet (311) and a smoke outlet (312) are formed in the side wall of the dust removal cylinder (31), the smoke inlet (311) and the smoke outlet (312) are both located in the air inlet pipe (2), the smoke outlet (312) is located above the smoke inlet (311), an ash outlet (313) is formed in the bottom of the side wall of the dust removal cylinder (31), the ash outlet (313) is located outside the air inlet pipe (2), and poking teeth (32) are arranged on the inner wall of the dust; the rotating shaft (33) is horizontally arranged in the center of the dust removing cylinder (31); one end of the filter plate (34) is connected to the rotating shaft (33), the filter plates (34) are uniformly arranged along the tangential direction of the excircle of the rotating shaft (33), the other end of the filter plate (34) is contacted with the inner wall of the dust removing cylinder (31), the filter plate (34) is made of elastic materials, and filter holes are formed in the filter plate (34); the dust collection box (35) is installed at the bottom of the dust removal cylinder (31), the dust collection box (35) is located below the dust outlet (313), and the dust collection box (35) is used for collecting dust generated after industrial waste gas is subjected to primary dust removal.
3. The industrial waste gas desulfurization, denitrification and dust removal equipment according to claim 1, characterized in that: the secondary dust removal unit (4) comprises a floating body (41), a hose (42), a support shaft (43), an exhaust plate (44) and a water spray pipe (45), wherein the floating body (41) is a cuboid, the floating body (41) is arranged inside the dust removal box (1), the center of the bottom of the floating body (41) is provided with an air passing hole (411), a cavity is arranged inside the floating body (41), and the bottom of the floating body (41) is connected with the air inlet (12) through the hose (42); the supporting shaft (43) is arranged at the top of the floating body (41), and the supporting shaft (43) is a hollow shaft; the exhaust plate (44) is arranged at the top of the support shaft (43), the exhaust plate (44) consists of two rectangular box bodies which are mutually symmetrical about the support shaft (43), the rectangular box bodies are obliquely arranged, the side walls of the rectangular box bodies are mutually communicated, and exhaust holes are uniformly formed in the bottom of the exhaust plate (44); the vertical top of connecting at dust removal case (1) of spray pipe (45), spray pipe (45) communicate with each other with water inlet (11), and spray pipe (45) are the spiral, and the spiral of spray pipe (45) is down crescent, and spray pipe (45) are used for spraying the treatment fluid to dust removal case (1) inside.
4. The industrial waste gas desulfurization, denitrification and dust removal equipment according to claim 3, characterized in that: the air inlet pipe structure is characterized by further comprising a rotating unit (7), wherein the rotating unit (7) is used for driving the water spraying pipe (45) to rotate, the rotating unit (7) comprises a fan (71), a vertical mounting rod, a horizontal mounting rod, a supporting rod (72), a connecting rod (73), a first bevel gear (74) and a second bevel gear (75), and the fan (71) is mounted inside the air inlet pipe (2) through the vertical mounting rod and the horizontal mounting rod; the three support rods (72) and the three connecting rods (73) are respectively arranged, the support rods (72) are respectively vertically connected to the top and the ground of the dust removal box (1) and horizontally connected to the left side wall of the dust removal box (1), and the connecting rods (73) are respectively perpendicular to the support rods (72); no. one bevel gear (74) and No. two bevel gear (75) set up four respectively, No. one bevel gear (74) and No. two bevel gear (75) level respectively and vertical setting in the top at dust removal case (1) top center, the left side top of dust removal case (1), the left side below and intake pipe (2) inside dust removal case (1), No. one bevel gear (74) horizontal installation is in the tip of bracing piece (72) and the bottom of vertical installation pole, No. two bevel gear (75) are vertical to be installed at the tip of connecting rod (73), No. one bevel gear (74) and No. two bevel gear (75) intermeshing.
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| CN109248525B (en) * | 2018-11-29 | 2020-12-04 | 嘉兴管通机电科技有限公司 | Industrial boiler waste gas dust collector |
| CN110180299A (en) * | 2019-05-14 | 2019-08-30 | 淄博棠鸣机电科技有限公司 | A kind of emission-control equipment of multipath |
| CN112344355A (en) * | 2020-11-11 | 2021-02-09 | 山东天智信息科技有限公司 | Catalytic combustion device for industrial waste gas treatment |
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