CN112999780B - Chemical waste gas desulfurization and denitrification treatment system and treatment method - Google Patents
Chemical waste gas desulfurization and denitrification treatment system and treatment method Download PDFInfo
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- CN112999780B CN112999780B CN202110250376.8A CN202110250376A CN112999780B CN 112999780 B CN112999780 B CN 112999780B CN 202110250376 A CN202110250376 A CN 202110250376A CN 112999780 B CN112999780 B CN 112999780B
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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
- B01D46/0002—Casings; Housings; Frame constructions
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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
- B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
- B01D46/58—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in parallel
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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
- B01D46/74—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element
- B01D46/76—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element involving vibrations
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Abstract
The invention relates to a chemical waste gas desulfurization and denitrification treatment system and a chemical waste gas desulfurization and denitrification treatment method, which comprise a placing plate, a desulfurization and denitrification tower, a cooling tank and a dust removal device, wherein the upper end of the placing plate is provided with the desulfurization and denitrification tower, the cooling tank is arranged at the position, close to the lower side, of the right end of the desulfurization and denitrification tower, and the dust removal device is arranged above the cooling tank. The invention can solve the problems that the existing equipment cannot beat the equipment by power generated by the emission of waste gas when the chemical waste gas is desulfurized, denitrated and dedusted, the equipment is easy to block during dedusting, so that the success rate of dedusting is reduced, meanwhile, the function of automatic transposition cannot be carried out, and an unused dedusting mechanism cannot be rotated to a working position, so that the phenomenon of blocking caused by excessive dust in the equipment is easy to occur, and the waste gas treatment needs to be stopped when the dedusting mechanism is cleaned, so that the dedusting is influenced, the dedusting efficiency is reduced, and the like.
Description
Technical Field
The invention relates to the technical field of waste gas purification, in particular to a chemical waste gas desulfurization and denitrification treatment system and a treatment method.
Background
Chemical waste gas refers to toxic and harmful gas discharged from chemical plants in chemical production; chemical waste gas often contains a large amount of sulfide and nitride, the physical and chemical properties are complex, and the toxicity is different, so that the environment is seriously polluted and the human health is influenced; when chemical waste gas is discharged, sulfides and nitrates contained in the waste gas need to be removed, and solid dust particles in the waste gas need to be filtered, so that the environmental pollution and the influence on human health are avoided.
At present, when desulfurization, denitrification and dust removal are carried out on chemical waste gas, the following defects generally exist: 1. the existing equipment cannot beat the equipment by power generated by the emission of waste gas, and the equipment is easy to block during dust removal, so that the success rate of dust removal is reduced; 2. the existing equipment cannot perform the function of automatic transposition, and cannot rotate an unused dust removal mechanism to a working position, so that the phenomenon of blockage caused by excessive dust in the equipment is easy to occur, and when the dust removal mechanism is cleaned, waste gas treatment needs to be stopped, so that the influence on dust removal is caused, and the dust removal efficiency is reduced.
Disclosure of Invention
Technical problem to be solved
The invention can solve the problems that the existing equipment cannot beat the equipment by power generated by the emission of waste gas when the chemical waste gas is desulfurized, denitrated and dedusted, the equipment is easy to block during dedusting, so that the success rate of dedusting is reduced, meanwhile, the function of automatic transposition cannot be carried out, and an unused dedusting mechanism cannot be rotated to a working position, so that the phenomenon of blocking caused by excessive dust in the equipment is easy to occur, and the waste gas treatment needs to be stopped when the dedusting mechanism is cleaned, so that the dedusting is influenced, the dedusting efficiency is reduced, and the like.
(II) technical scheme
In order to achieve the above purpose, the invention adopts the following technical scheme that the chemical waste gas desulfurization and denitrification treatment system comprises a placing plate, a desulfurization and denitrification tower, a cooling tank and a dust removal device, wherein the desulfurization and denitrification tower is installed at the upper end of the placing plate, the cooling tank is installed at the position, close to the lower side, of the right end of the desulfurization and denitrification tower, the dust removal device is arranged above the cooling tank, and the dust removal device is fixedly connected with the desulfurization and denitrification tower.
The dust removal device comprises an exhaust pipe, a driving mechanism, a rotating pipe, annular rings, a supporting rod, a collection frame and a dust removal mechanism, wherein the exhaust pipe is arranged at the right end of the desulfurization and denitrification tower, a plurality of square holes are uniformly formed in the position, close to the upper side, of the side wall of the exhaust pipe, the driving mechanism is arranged at the right end of the exhaust pipe, the rotating pipe is arranged at the left end of the driving mechanism and is connected with the exhaust pipe in a rotating fit mode, the annular rings are uniformly sleeved outside the rotating pipe from left to right, the supporting rod is arranged at the lower end of each annular ring, the collection frame is arranged at the lower end of the supporting rod and is arranged at the right end of the desulfurization and denitrification tower, the dust removal mechanisms are uniformly arranged among the annular rings and are arranged on the rotating pipe, the dust removal mechanisms are distributed annularly, when the desulfurization and denitrification tower works, firstly, sulfides and nitrified substances in waste gas are removed by the desulfurization and denitrification tower, then, waste gas after will handling lets in the blast pipe, the blast pipe lets in dust removal mechanism with waste gas through the square hole in, dust removal mechanism filters the check to the dust in the waste gas and keeps off, thereby realize getting rid of the function of dust in the waste gas, and simultaneously, dust removal mechanism inside beats, thereby avoid dust removal mechanism the phenomenon of jam to appear, the success rate of removing dust has been ensured, finally, artifical intermittent type starts actuating mechanism, actuating mechanism drives dust removal mechanism through rotatory pipe and rotates, thereby realize the function of transposition, avoid the too much phenomenon that leads to appearing the jam of dust in the equipment, and, when clearing up dust removal mechanism, can not cause the influence to removing dust, thereby the efficiency of removing dust has been improved.
The dust removal mechanism comprises a rectangular frame, a sliding frame, a connecting spring, an auxiliary plate, a conical plate, a beating unit and a filtering unit, wherein the rectangular frame is installed on a rotating pipe, the sliding frame is connected inside the rectangular frame in a sliding fit mode, the connecting spring is symmetrically installed at one end, close to the rotating pipe, of the sliding frame, the auxiliary plate is installed at the other end of the connecting spring, the auxiliary plate is fixedly installed on the inner wall of the rectangular frame, a plurality of air outlet holes are evenly formed in one end, close to the rotating pipe, of the sliding frame, the conical plate is arranged at one end, far away from the rotating pipe, of the air outlet holes, the conical plate is installed on the sliding frame, the beating unit is installed on the inner wall of the sliding frame, the filtering unit is arranged at one side, far away from the rotating pipe, of the filtering unit is connected with the side wall of the sliding frame through the torsion spring, during specific work, firstly, the exhaust pipe leads waste gas into the rectangular frame through the square hole, and get into the sliding frame through the venthole in, afterwards, waste gas blows and beats the unit, beat the unit and beat the filter unit, thereby avoid filter unit the phenomenon that the jam appears, the success rate of removing dust has been improved, the circular cone board plays and keeps off spacing function to the dust, finally, manual start actuating mechanism, actuating mechanism drives the rectangle frame through the rotatory pipe and rotates, the rectangle frame drives filter unit through the sliding frame and rotates, filter unit and annular ring cooperation, thereby drive the sliding frame and outwards remove, coupling spring plays the function of connecting and restoring to the throne, when the rectangle frame removed the below, filter unit rotated through the annular ring, thereby realize opening the sliding frame, be convenient for the clearance of dust to discharge.
The filtering unit comprises a rotating plate, a connecting rod, a filtering frame, a filtering net and a cylindrical rod, wherein the rotating plate is arranged on the side wall of the sliding frame through a torsional spring, the connecting rod is uniformly arranged at one end of the rotating plate close to the rotating pipe, the filtering frame is arranged at one end of the connecting rod far away from the rotating plate, the filtering net is arranged in the middle of the filtering frame, a rubber ring is sleeved on the outer surface of the filtering frame, the rubber ring is in sliding fit with the inner wall of the sliding frame, the cylindrical rod is symmetrically arranged on the outer surface of the rotating plate in a left-right mode, the cylindrical rod is in sliding fit with the side wall of the rectangular frame, a plurality of circular through holes are uniformly arranged in the rotating plate, when the dust removing device works, firstly, the rotating plate is closed on the sliding frame through the torsional spring, then, after a period of dust removing, a driving mechanism is started manually, the driving mechanism drives the rectangular frame to rotate through the rotating pipe, the rectangular frame drives the rotating plate to move through the sliding frame, the cylindrical rod is matched with the annular ring, thereby drive the outside removal of sliding frame, when the rectangle frame removed the below, the rotor plate rotated through the annular ring to the realization is opened the sliding frame, and the clearance of the dust of being convenient for is discharged, and, unused dust removal mechanism rotates to the work position, thereby avoids removing dust to the waste gas and causes the influence.
As a preferred technical scheme of the invention, the driving mechanism comprises a driving motor, a transmission circular plate and transmission rods, the driving motor is arranged at the right end of the exhaust pipe, the transmission circular plate is arranged on an output shaft of the driving motor, the left end of the transmission circular plate is uniformly provided with the transmission rods, one end of each transmission rod, which is far away from the transmission circular plate, is fixedly arranged on the rotary pipe, and when the exhaust gas dedusting device works specifically, after the exhaust gas is dedusted for a period of time, the driving motor is manually and intermittently started, the driving motor drives the transmission rods to rotate intermittently through the transmission circular plate, so that the function of transposition of the sliding frame is realized, the unused dedusting mechanism is rotated to a working position, and the used dedusting mechanism is transmitted to the lower part, so that the dust is conveniently discharged, and the influence on the dedusting of the exhaust gas is avoided.
As a preferred technical scheme of the invention, the knocking unit comprises a transmission frame, rotating rollers, a transmission impeller and a knocking soft plate, the transmission frame is symmetrically arranged inside the sliding frame, the transmission frame is arranged on the inner wall of the sliding frame, the rotating rollers are arranged between the transmission frames, the rotating rollers are connected with the side wall of the transmission frame through bearings, an air outlet through hole is formed in the middle of the transmission frame, the transmission impeller is arranged inside the air outlet through hole and fixedly connected with the end part of the rotating roller, the knocking soft plate is uniformly and fixedly arranged on the outer surface of the rotating roller, during specific work, exhaust gas is introduced into the rectangular frame through a square hole and enters the sliding frame through the air outlet, then the exhaust gas blows the rotating impeller through the air outlet through hole, the transmission impeller drives the rotating roller to rotate, so as to drive the knocking soft plate to knock the filter screen, and the phenomenon that the filter screen is blocked is avoided, the efficiency of waste gas dust removal has been improved.
As a preferred technical scheme of the invention, the outer surface of the annular ring is integrally provided with an arc-shaped bulge, the arc-shaped bulge is in sliding fit with the cylindrical rod, when the annular ring works, the driving mechanism is manually started, the driving mechanism drives the rectangular frame to rotate through the rotating pipe, the rectangular frame drives the rotating plate to move through the sliding frame, the rotating plate is matched with the arc-shaped bulge on the annular ring through the cylindrical rod so as to drive the sliding frame to move outwards, and when the rectangular frame moves to the lower part, the arc-shaped bulge jacks up the rotating plate through the cylindrical rod, so that the function of opening the sliding frame is realized, and dust is conveniently cleaned and discharged.
As a preferred technical scheme of the invention, the rectangular frame is of a rectangular through hole structure, sliding grooves are symmetrically formed in the side wall of the rectangular frame from left to right, the insides of the sliding grooves are connected with the cylindrical rod in a sliding fit mode, and when the arc-shaped bulges jack up the rotating plate through the cylindrical rod during specific work, the sliding grooves have the functions of limiting and guiding the cylindrical rod, so that the cylindrical rod is prevented from being deviated, and the phenomenon of shell clamping is avoided.
As a preferred technical scheme of the invention, the rotating pipe is uniformly provided with rectangular holes, the rectangular holes are communicated with the rectangular frame and the rectangular holes are communicated with the square holes, and when the rotating pipe works, the rectangular holes play a role of being communicated with the rectangular frame and the square holes, so that waste gas is conveniently introduced into the rectangular frame from the exhaust pipe, and the functions of waste gas transmission and the like are realized.
In addition, the invention also provides a treatment method of the chemical waste gas desulfurization and denitrification treatment system, which specifically comprises the following steps:
s1: introducing the waste gas into a cooling tank in a mechanical auxiliary mode, and cooling the waste gas by the cooling tank;
s2: introducing the cooled waste gas into a desulfurization and denitrification tower, removing sulfides and nitrated compounds in the waste gas by the desulfurization and denitrification tower, and then introducing the treated waste gas into an exhaust pipe;
s3: waste gas in the exhaust pipe is introduced into the dust removing mechanism, the dust removing mechanism filters dust particles in the waste gas, the driving mechanism is started manually and intermittently, the driving mechanism drives the dust removing mechanism to rotate through the rotating pipe, the dust removing mechanism with the dust particles rotates to the position above the collecting frame, meanwhile, the annular ring opens the dust removing mechanism, and the dust particles in the dust removing mechanism fall into the collecting frame;
s4: after the waste gas is cleaned, the dust particles in the collecting frame are removed in a manual mode, and the treatment is finished.
(III) advantageous effects
1. According to the chemical waste gas desulfurization and denitrification treatment system, the adopted dust removal device can generate power through the discharge of waste gas, so that the function of knocking equipment is realized, the phenomenon of blockage of the equipment during dust removal is avoided, and the success rate of dust removal is ensured;
2. according to the chemical waste gas desulfurization and denitrification treatment system, the adopted dust removal device can perform an automatic transposition function, and the unused dust removal mechanism is rotated to the working position, so that the phenomenon of blockage caused by excessive dust in equipment is avoided, and the dust removal mechanism is not influenced when cleaned, so that the dust removal efficiency is improved;
3. according to the chemical waste gas desulfurization and denitrification treatment system provided by the invention, the adopted dust removal device can realize centralized collection of dust particles, so that the influence on the surrounding environment is avoided.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic perspective view (from left to right) of the present invention;
FIG. 2 is a schematic perspective view (from right to left) of the present invention;
FIG. 3 is a front view of the present invention;
FIG. 4 is a cross-sectional view of the present invention;
FIG. 5 is an enlarged view of the invention taken in the direction of N in FIG. 4;
FIG. 6 is an enlarged view taken in the direction X of FIG. 4 in accordance with the present invention;
fig. 7 is a schematic sectional view showing the structure of the sliding frame, the conical plate, the tapping unit and the filtering unit of the present invention.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 7, a chemical industry waste gas desulfurization and denitration treatment system, including placing board 1, SOx/NOx control tower 2, cooling tank 3 and dust collector 4, place board 1 upper end and install SOx/NOx control tower 2, SOx/NOx control tower 2 right-hand member is close to downside department and installs cooling tank 3, is provided with dust collector 4 above cooling tank 3, dust collector 4 and SOx/NOx control tower 2 fixed connection.
The dust removing device 4 comprises an exhaust pipe 41, a driving mechanism 42, a rotating pipe 43, annular rings 44, a supporting rod 45, a collecting frame 46 and a dust removing mechanism 47, wherein the exhaust pipe 41 is installed at the right end of the desulfurization and denitrification tower 2, a plurality of square holes are uniformly formed in the side wall of the exhaust pipe 41 close to the upper side, the driving mechanism 42 is installed at the right end of the exhaust pipe 41, the rotating pipe 43 is installed at the left end of the driving mechanism 42, the rotating pipe 43 is connected with the exhaust pipe 41 in a rotating fit manner, the plurality of annular rings 44 are uniformly sleeved outside the rotating pipe 43 from left to right, the supporting rod 45 is installed at the lower end of each annular ring 44, the collecting frame 46 is installed at the lower end of the supporting rod 45, the collecting frame 46 is installed at the right end of the desulfurization and denitrification tower 2, the plurality of dust removing mechanisms 47 are uniformly arranged between the annular rings 44, the dust removing mechanisms 47 are installed on the rotating pipe 43, the dust removing mechanisms 47 are distributed annularly, and particularly work, firstly, sulfide and nitride in the exhaust gas are removed by the desulfurization and denitrification tower 2, then, the treated exhaust gas is introduced into the exhaust pipe 41, the exhaust pipe 41 introduces the exhaust gas into the dust removal mechanism 47 through a square hole, the dust removal mechanism 47 filters and blocks dust in the exhaust gas, so that the function of removing the dust in the exhaust gas is realized, meanwhile, the dust removal mechanism 47 is internally beaten, the phenomenon that the dust removal mechanism 47 is blocked is avoided, the success rate of dust removal is ensured, finally, the driving mechanism 42 is manually and intermittently started, the driving mechanism 42 drives the dust removal mechanism 47 to rotate through the rotating pipe 43, so that the transposition function is realized, the phenomenon that the blocking phenomenon is caused by excessive dust in equipment is avoided, and when the dust removal mechanism is cleaned, the influence on dust removal is avoided, so that the dust removal efficiency is improved.
The dust removing mechanism 47 comprises a rectangular frame 471, a sliding frame 472, a connecting spring 473, an auxiliary plate 474, a conical plate 475, a beating unit 476 and a filtering unit 477, wherein the rectangular frame 471 is installed on the rotating pipe 43, the sliding frame 472 is connected inside the rectangular frame 471 in a sliding fit mode, the connecting spring 473 is symmetrically installed at one end, close to the rotating pipe 43, of the sliding frame 472, the auxiliary plate 474 is installed at the other end of the connecting spring 473, the auxiliary plate 474 is fixedly installed on the inner wall of the rectangular frame 471, a plurality of air outlet holes are uniformly formed at one end, close to the rotating pipe 43, of the sliding frame 472, the conical plate 475 is arranged at one end, far away from the rotating pipe 43, of the air outlet holes, the conical plate 475 is installed on the sliding frame 472, the beating unit 476 is installed inside the sliding frame 472, the beating unit 476 is installed on the inner wall of the sliding frame 472, the filtering unit 477 is arranged at one side, far away from the rotating pipe 43, the filtering unit 477 is connected with the side wall of the sliding frame 472 through a torsion spring, when the dust removal device works specifically, firstly, the exhaust pipe 41 leads exhaust gas into the rectangular frame 471 through the square hole and enters the sliding frame 472 through the air outlet, then the exhaust gas blows the knocking unit 476, the knocking unit 476 knocks the filtering unit 477, so that the phenomenon that the filtering unit 477 is blocked is avoided, the success rate of dust removal is improved, the conical plate 475 plays a role in blocking and limiting dust, finally, the driving mechanism 42 is manually started, the driving mechanism 42 drives the rectangular frame 471 to rotate through the rotating pipe 43, the rectangular frame 471 drives the filtering unit 477 to rotate through the sliding frame 472, the filtering unit 477 is matched with the annular ring 44, so that the sliding frame 472 is driven to move outwards, the connecting spring 473 plays a connecting and resetting function, when the rectangular frame 471 moves to the lower part, the filtering unit 477 rotates through the annular ring 44, so that the sliding frame 472 is opened, the dust can be conveniently cleaned and discharged.
The beating unit 476 comprises a transmission frame 4761, a rotating roller 4762, a transmission impeller 4763 and a beating soft plate 4764, wherein the transmission frame 4761 is symmetrically arranged inside the sliding frame 472, the transmission frame 4761 is arranged on the inner wall of the sliding frame 472, the rotating roller 4762 is arranged between the transmission frames 4761, the rotating roller 4762 is connected with the side wall of the transmission frame 4761 through a bearing, an air outlet through hole is arranged in the middle of the transmission frame 4761, the transmission impeller 4763 is arranged inside the air outlet through hole, the transmission impeller 4763 is fixedly connected with the end part of the rotating roller 4762, the beating soft plate 4764 is uniformly and fixedly arranged on the outer surface of the rotating roller 4762, in the specific work, the exhaust pipe 41 leads the exhaust gas into the rectangular frame 471 through a square hole and enters the sliding frame 472 through the air outlet, then the exhaust gas blows the movable impeller 4763 through the air outlet through hole, the transmission impeller 4763 drives the rotating roller 4762 to rotate, so as to drive the beating soft plate 4764 to beat the filter screen 4774, the phenomenon that the filter screen 4774 is blocked is avoided, and the waste gas dedusting efficiency is improved.
The filtering unit 477 comprises a rotating plate 4771, a connecting rod 4772, a filtering frame 4773, a filtering net 4774 and a cylindrical rod 4775, the rotating plate 4771 is mounted on the side wall of the sliding frame 472 through a torsion spring, the connecting rod 4772 is uniformly mounted at one end of the rotating plate 4771 close to the rotating pipe 43, the filtering frame 4773 is mounted at one end of the connecting rod 4772 far away from the rotating plate 4771, the filtering net 4774 is mounted in the middle of the filtering frame 4773, a rubber ring is sleeved on the outer surface of the filtering frame 4773 and is in sliding fit with the inner wall of the sliding frame 472, the cylindrical rod 4775 is symmetrically mounted on the outer surface of the rotating plate 4771 left and right, the cylindrical rod 4775 is in sliding fit with the side wall of the rectangular frame 471, a plurality of circular through holes are uniformly arranged in the rotating plate 4771, during specific work, firstly, the rotating plate 4771 is closed on the sliding frame 472 through the torsion spring, then, after a period of dust removal, the driving mechanism 42 is manually started, the driving mechanism 42 drives the rectangular frame 471 to rotate through the rotating pipe 43, rectangle frame 471 passes through slide frame 472 and drives rotation board 4771 motion, and rotation board 4771 cooperates with annular ring 44 through cylinder pole 4775 to drive slide frame 472 and outwards remove, when rectangle frame 471 moves the below, rotation board 4771 rotates through annular ring 44, thereby realizes opening slide frame 472, the clearance of the dust of being convenient for is discharged, and, unused dust removal mechanism 47 rotates to the work position, thereby avoids causing the influence to waste gas dust removal.
In addition, the invention also provides a treatment method of the chemical waste gas desulfurization and denitrification treatment system, which comprises the following steps:
s1: introducing the waste gas into a cooling tank 3 in a mechanical auxiliary mode, and cooling the waste gas by the cooling tank 3;
s2: the cooled exhaust gas is introduced into a desulfurization and denitrification tower 2, the desulfurization and denitrification tower 2 removes sulfides and nitrated compounds in the exhaust gas, and then the treated exhaust gas is introduced into an exhaust pipe 41;
s3: the exhaust gas in the exhaust pipe 41 is introduced into a dust removing mechanism 47, the dust removing mechanism 47 filters dust particles in the exhaust gas, the driving mechanism 42 is manually and intermittently started, the driving mechanism 42 drives the dust removing mechanism 47 to rotate through a rotating pipe 43, the dust removing mechanism 47 with the dust particles rotates to the upper part of a collecting frame 46, meanwhile, the annular ring 44 opens the dust removing mechanism 47, and the dust particles in the dust removing mechanism 47 fall into the collecting frame 46;
s4: after the exhaust gas is cleaned, the dust particles in the collecting frame 46 are removed manually, and the treatment is finished.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a chemical industry waste gas SOx/NOx control processing system, is including placing board (1), SOx/NOx control tower (2), cooling bath (3) and dust collector (4), its characterized in that: the upper end of the placing plate (1) is provided with a desulfurization and denitrification tower (2), the right end of the desulfurization and denitrification tower (2) is provided with a cooling tank (3) close to the lower side, a dust removal device (4) is arranged above the cooling tank (3), and the dust removal device (4) is fixedly connected with the desulfurization and denitrification tower (2); wherein:
the dust removal device (4) comprises an exhaust pipe (41), a driving mechanism (42), a rotating pipe (43), annular rings (44), a support rod (45), a collection frame (46) and a dust removal mechanism (47), wherein the exhaust pipe (41) is installed at the right end of the desulfurization and denitrification tower (2), a plurality of square holes are uniformly formed in the position, close to the upper side, of the side wall of the exhaust pipe (41), the driving mechanism (42) is installed at the right end of the exhaust pipe (41), the rotating pipe (43) is installed at the left end of the driving mechanism (42), the rotating pipe (43) is connected with the exhaust pipe (41) in a rotating fit mode, the plurality of annular rings (44) are uniformly sleeved on the outer side of the rotating pipe (43) from left to right, the support rod (45) is installed at the lower end of the annular rings (44), the collection frame (46) is installed at the right end of the desulfurization and denitrification tower (2), and the plurality of dust removal mechanisms (47) are uniformly arranged between the annular rings (44), the dust removal mechanism (47) is arranged on the rotating pipe (43), and the dust removal mechanism (47) is distributed annularly;
the dust removal mechanism (47) comprises a rectangular frame (471), a sliding frame (472), a connecting spring (473), an auxiliary plate (474), a conical plate (475), a beating unit (476) and a filtering unit (477), wherein the rectangular frame (471) is installed on a rotating pipe (43), the sliding frame (472) is connected inside the rectangular frame (471) in a sliding fit mode, the connecting spring (473) is symmetrically installed at one end, close to the rotating pipe (43), of the sliding frame (472), the auxiliary plate (474) is installed at the other end of the connecting spring (473), the auxiliary plate (474) is fixedly installed on the inner wall of the rectangular frame (471), a plurality of air outlet holes are uniformly formed in one end, close to the rotating pipe (43), of each air outlet hole, far away from the rotating pipe (43), of the conical plate (475), the conical plate (475) is installed on the sliding frame (472), the beating unit (476) is arranged inside the sliding frame (472), the knocking unit (476) is installed on the inner wall of the sliding frame (472), a filtering unit (477) is arranged on one side, away from the rotating pipe (43), of the knocking unit (476), and the filtering unit (477) is connected with the side wall of the sliding frame (472) through a torsion spring;
the beating unit (476) comprises transmission frames (4761), rotating rollers (4762), transmission impellers (4763) and beating soft plates (4764), wherein the transmission frames (4761) are symmetrically arranged in the sliding frames (472), the transmission frames (4761) are installed on the inner walls of the sliding frames (472), the rotating rollers (4762) are arranged between the transmission frames (4761), the rotating rollers (4762) are connected with the side walls of the transmission frames (4761) through bearings, an air outlet through hole is formed in the middle of each transmission frame (4761), the transmission impellers (4763) are arranged in the air outlet through holes, the transmission impellers (4763) are fixedly connected with the end parts of the rotating rollers (4762), and the beating soft plates (4764) are uniformly and fixedly installed on the outer surfaces of the rotating rollers (4762);
filter unit (477) including rotor plate (4771), connecting rod (4772), filter frame (4773), filter screen (4774) and cylinder pole (4775), rotor plate (4771) install on slide frame (472) lateral wall through the torsional spring, connecting rod (4772) are evenly installed to one end that rotor plate (4771) is close to rotatory pipe (43), filter frame (4773) are installed to one end that rotor plate (4771) was kept away from in connecting rod (4772), filter frame (4773) mid-mounting has filter screen (4774), it is equipped with the rubber circle to filter frame (4773) surface cover, rubber circle and slide frame (472) inner wall sliding fit, cylinder pole (4775) are installed to rotor plate (4771) surface bilateral symmetry, cylinder pole (4775) and rectangle frame (471) lateral wall sliding fit, rotor plate (4771) inside evenly is provided with a plurality of circular through-holes.
2. The chemical waste gas desulfurization and denitrification treatment system according to claim 1, wherein: drive mechanism (42) include driving motor (421), transmission plectane (422) and transfer line (423), driving motor (421) install at blast pipe (41) right-hand member, install transmission plectane (422) on the output shaft of driving motor (421), a plurality of transfer lines (423) are evenly installed to transmission plectane (422) left end, one end fixed mounting that transmission plectane (422) were kept away from in transfer line (423) is on rotatory pipe (43).
3. The chemical waste gas desulfurization and denitrification treatment system according to claim 1, wherein: the outer surface of the annular ring (44) is integrally formed with an arc-shaped bulge, and the arc-shaped bulge is in sliding fit with the cylindrical rod (4775).
4. The chemical waste gas desulfurization and denitrification treatment system according to claim 1, wherein: rectangle frame (471) be rectangle through-hole structure, rectangle frame (471) lateral wall bilateral symmetry is provided with the spout, inside being connected with cylinder pole (4775) through sliding fit's mode of spout.
5. The chemical waste gas desulfurization and denitrification treatment system according to claim 1, wherein: the rotary pipe (43) is uniformly provided with rectangular holes, the rectangular holes are communicated with the rectangular frame (471), and the rectangular holes are communicated with the square holes.
6. The chemical waste gas desulfurization and denitrification treatment system according to claim 1, wherein: the treatment method of the chemical waste gas desulfurization and denitrification treatment system specifically comprises the following steps:
s1: introducing the waste gas into a cooling tank (3) in a mechanical auxiliary mode, and cooling the waste gas by the cooling tank (3);
s2: the cooled waste gas is introduced into a desulfurization and denitrification tower (2), sulfides and nitrates in the waste gas are removed by the desulfurization and denitrification tower (2), and then the treated waste gas is introduced into an exhaust pipe (41);
s3: waste gas in the exhaust pipe (41) is introduced into a dust removal mechanism (47), the dust removal mechanism (47) filters dust particles in the waste gas, the driving mechanism (42) is started manually and intermittently, the driving mechanism (42) drives the dust removal mechanism (47) to rotate through the rotating pipe (43), the dust removal mechanism (47) with the dust particles rotates to the position above the collecting frame (46), meanwhile, the annular ring (44) opens the dust removal mechanism (47), and the dust particles in the dust removal mechanism (47) fall into the collecting frame (46);
s4: after the waste gas is cleaned, the dust particles in the collecting frame (46) are removed in a manual mode, and the treatment is finished.
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| CN117504485B (en) * | 2024-01-05 | 2024-03-12 | 江苏新聚环保科技有限公司 | VOC photocatalysis device and method for industrial waste gas treatment |
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