CN116116182A

CN116116182A - Flue gas desulfurization dust remover

Info

Publication number: CN116116182A
Application number: CN202310402004.1A
Authority: CN
Inventors: 武斌
Original assignee: Jiangsu Landian Environmental Protection Co ltd
Current assignee: Jiangsu Landian Environmental Protection Co ltd
Priority date: 2023-04-17
Filing date: 2023-04-17
Publication date: 2023-05-16

Abstract

The invention discloses a flue gas desulfurization dust remover, which relates to the technical field of flue gas treatment and comprises a dust remover shell I, wherein the top of the dust remover shell I is penetrated by one end of a flow guide pipe, and the other end of the flow guide pipe is provided with a detection mechanism. According to the invention, the piston rod can drive the two pushing plates to reciprocate so as to treat the sediment, the phenomenon of accumulation and blockage caused by adhesion of the sediment at the bottom of the piston rod can be reduced, the extraction effect of the circulating pump on solution in the piston rod can be ensured, the filtering and salvage cleaning of subsequent sediment are also facilitated, the impeller and the drainage tube can guide the flow of smoke, the smoke can be rapidly detected in the detection box so as to judge whether the smoke meets the emission standard or not, the pollution to the environment caused by the fact that the smoke treatment does not reach the standard is avoided, meanwhile, the contact area between the annular tube and the smoke can be increased, the heat absorption tube II and the heat absorption plate can perform double treatment on the smoke, the heat energy of the smoke is recycled, and the temperature reduction of the smoke is assisted.

Description

Flue gas desulfurization dust remover

Technical Field

The invention relates to the technical field of flue gas treatment, in particular to a flue gas desulfurization dust remover.

Background

Flue gas desulfurization refers to removal of sulfur oxides from flue gas or other industrial waste gases, and flue gas desulfurization dust collectors have wide prospects in desulfurization and dust removal of industrial boilers and industrial kilns. The desulfurization dust remover starts from improving the absorptivity, strengthens the gas-liquid two-phase dynamic function degree, continuously exchanges and replaces gas phase and liquid phase, is beneficial to the proceeding of the waste gas mass transfer reaction process, can realize the effective treatment of the flue gas and realize the desulfurization of the flue gas.

In the prior art, for example, the Chinese patent application is: the utility model provides a "high-efficient flue gas desulfurization dust remover of cooling type" of CN 217613625U, including outside organism, the inside fixedly connected with mount of outside organism, the side fixedly connected with left side connecting pipe of mount, the one end fixedly connected with cooler body that the left side connecting pipe passed outside organism, the side fixedly connected with right side connecting pipe of cooler body, the one end fixedly mounted that the right side connecting pipe passed outside organism is on the mount, the top fixedly connected with connecting pump of mount.

But among the prior art, when carrying out dust removal to the flue gas to the dust remover inside, need to cool down fast to the flue gas, and the difficult recycle of flue gas heat energy exists the wasting of resources, and alkaline thick liquid is insufficient with the flue gas contact, and the precipitate of production is difficult for the clearance, piles up the jam phenomenon easily to appear, lacks the detection structure to the flue gas after handling, monitors harmful gas's content, is difficult for judging whether the flue gas accords with emission standard, and direct emission causes the pollution to the environment easily.

Disclosure of Invention

The invention aims to provide a flue gas desulfurization dust remover, which aims to solve the problems that when the dust remover is used for removing dust from flue gas in the dust remover, the flue gas needs to be rapidly cooled, the heat energy of the flue gas is not easy to recycle, the waste of resources exists, the generated precipitate is not easy to clean and is easy to cause accumulation and blockage phenomenon, the treated flue gas lacks a detection structure, the content of harmful gas is monitored, whether the flue gas accords with emission standard is not easy to judge, and the direct emission is easy to cause pollution to the environment.

In order to achieve the above purpose, the present invention provides the following technical solutions: the flue gas desulfurization dust remover comprises a dust remover shell I, wherein the top of the dust remover shell I is penetrated by one end of a flow guide pipe, the other end of the flow guide pipe is provided with a detection mechanism, the bottom of the dust remover shell I is clamped with a dust remover shell II, the bottom of an inner cavity of the dust remover shell II is fixedly connected with a collecting cylinder, a cleaning mechanism is arranged inside the collecting cylinder and comprises a piston rod, a push plate and a scraping plate, the piston rod comprises an inner rod and an outer rod, the inner rod and the outer rod are in sliding connection, one end of the outer rod is embedded on the inner wall of the collecting cylinder, one end of the inner rod, far away from the outer rod, is fixedly connected with a connecting strip, the bottom of the connecting strip is fixedly connected with a push plate, both sides of the bottom of the push plate are fixedly connected with the scraping plate, and the scraping plate is in sliding connection with the collecting cylinder; and a heat absorption component is arranged above the piston rod and is positioned in the dust remover shell.

Preferably, the second dust collector shell is fixedly connected on the support frame, the support frame is fixedly connected at the top of the movable base, the supports are arranged on two sides of the support frame, one end of each support is fixedly connected on the movable base, the other end of each support is lapped on one side wall of the dust collector shell, an induced draft fan is fixedly connected on the movable base, the induced draft fan is located on one side of the second dust collector shell, the top of the induced draft fan is communicated with one end of each guide pipe, and the other end of each guide pipe penetrates through one side wall of the dust collector shell.

Preferably, the air pipe is arranged on the piston rod, the tail end of the air pipe sequentially penetrates through the piston rod and the two side walls of the dust remover shell and then is communicated with the air pump, the air pump is fixedly connected to the two side walls of the dust remover shell, the number of the air pumps is two, one end of the auxiliary pipe is arranged at the top of the air pump, and the auxiliary pipe is sleeved with the drainage tube.

Preferably, one end of the drainage tube penetrates through the side wall of the auxiliary frame, the auxiliary frame is fixedly connected to the bottom of the reinforcing disc, a drainage hole is formed in the reinforcing disc, the drainage hole is located above the impeller, and the impeller is adjusted to be in rotary connection with the auxiliary frame.

Preferably, the detection mechanism comprises a connecting pipe, a detection box and a detector, wherein the detector is fixedly connected to the top of the detection box, the bottom of the detector penetrates through the side wall of the top of the detection box, the detection box is fixedly connected to the side wall of the dust remover shell through a transverse plate, the bottom of the detection box is fixedly connected with a collecting hopper, and a branch pipe is arranged on the side wall of the collecting hopper.

Preferably, one end of a connecting pipe is arranged at the bottom of the collecting hopper, the connecting pipe is L-shaped, the other end of the connecting pipe penetrates through one side wall of the dust remover shell, and electromagnetic valves are arranged on the connecting pipe and the branch pipes.

Preferably, one side wall of the dust remover shell is penetrated by a spray pipe, two ends of the spray pipe are communicated with a main pipe, an atomizing nozzle is fixedly connected to the bottom of the spray pipe, one end of the main pipe is connected with a circulating pipe, and the bottom of the circulating pipe is connected with a circulating pump through a vertical pipe.

Preferably, the heat absorbing component comprises an annular pipe, an inner ring and a fixing plate, wherein a plurality of first heat absorbing pipes are fixedly connected to the inner wall of the annular pipe, the annular pipe is positioned below the spraying pipe, a heat absorbing plate is arranged between the annular pipe and the spraying pipe, and the heat absorbing plate is circular.

Preferably, the top of the annular tube is fixedly connected with a second heat absorption tube, two ends of the second heat absorption tube penetrate through one side wall of the dust remover shell and are fixedly connected with an external tube, the second heat absorption tube is positioned below the built-in ring, the built-in ring is fixedly connected on the inner wall of the dust remover shell, and the outer diameter of the built-in ring is identical to that of the heat absorption plate.

Preferably, the bottom of the built-in ring is lapped with a fixed plate, a demisting block is arranged in the fixed plate, a connecting plate is fixedly connected to the top of the fixed plate, and the connecting plate is fixedly connected with the inner wall of the built-in ring through a supporting bar.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the piston rod can drive the two push plates to reciprocate, so that sediment is scraped, the sediment is uniformly distributed in the collecting cylinder, the phenomenon of accumulation and blockage caused by adhesion of the sediment at the bottom of the piston rod is reduced, the extraction effect of the circulating pump on solution in the piston rod can be ensured, the subsequent sediment filtration, salvage and cleaning are facilitated, and the working strength of manual cleaning is reduced.

2. According to the invention, the impeller and the drainage tube can guide the flow of the flue gas, so that the flue gas is conveyed after being treated, the flue gas can be cooled again while being conveyed by the impeller, the flue gas is rapidly detected in the detection box to judge whether the flue gas meets the emission standard, the pollution to the environment caused by the direct discharge of the flue gas which does not reach the standard is avoided, the flue gas can be subjected to reflux treatment through the connecting tube until the flue gas reaches the standard, and the effect of the dust remover on the flue gas treatment is improved.

3. According to the invention, the contact area between the inner part of the shell I of the dust remover and the smoke can be increased by the annular pipe and the first heat absorbing pipe, the smoke can be subjected to double treatment by the second heat absorbing pipe and the heat absorbing plate, the heat energy of the smoke can be recycled, the temperature reduction of the smoke in the shell I of the dust remover is assisted, the heat absorbing plate can be detached and replaced, the residual impurities and the sediment in the shell I of the dust remover can be treated, the blocking of the through holes is reduced, the cooling effect is ensured, and the condition that the temperature of the smoke in the dust remover is too high and the work of the dust remover is influenced is avoided.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a flue gas desulfurization dust collector of the present invention;

FIG. 2 is a schematic diagram of a guide tube structure of a flue gas desulfurization dust collector according to the present invention;

FIG. 3 is a schematic view of the installation of an auxiliary pipe structure of the flue gas desulfurization dust collector of the present invention;

FIG. 4 is a schematic diagram showing the installation of a push plate structure of the flue gas desulfurization dust remover;

FIG. 5 is a schematic view of the annular tube structure of the flue gas desulfurization dust collector;

FIG. 6 is a schematic view of the impeller structure of a flue gas desulfurization dust collector according to the present invention;

FIG. 7 is a schematic view of a structure of a fixing plate of a flue gas desulfurization dust collector according to the present invention;

FIG. 8 is a schematic view of a clean internal ring structure of a flue gas desulfurization dust collector;

FIG. 9 is a schematic diagram showing the installation of a clear demisting block structure of a flue gas desulfurization dust collector.

In the figure: 1. a flow guiding pipe; 2. a first dust collector shell; 3. a main pipe; 31. a shower pipe; 32. an atomizing nozzle; 4. a guide tube; 5. an induced draft fan; 6. a movable base; 7. a support frame; 8. a second dust remover shell; 9. an air pump; 10. a connecting pipe; 11. a collection bucket; 12. a branch pipe; 13. a detection box; 14. a detector; 15. a circulation pipe; 16. an auxiliary tube; 17. a standpipe; 18. a circulation pump; 19. an annular tube; 191. a first heat absorption pipe; 192. a second heat absorbing pipe; 20. a piston rod; 201. a connecting strip; 202. a push plate; 203. a scraper; 21. a collection cylinder; 22. a built-in ring; 221. a fixing plate; 222. a connecting plate; 223. demisting blocks; 23. an impeller; 231. an auxiliary frame; 232. a drainage tube; 24. a reinforcing plate; 241. drainage holes; 25. a heat absorbing plate.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-9: the flue gas desulfurization dust remover comprises a dust remover shell I2, the top of the dust remover shell I2 is penetrated by one end of a flow guide pipe 1, the other end of the flow guide pipe 1 is provided with a detection mechanism, flue gas in the dust remover shell I2 can be sent into a detection box 13 through the flow guide pipe 1, the quick detection of the flue gas is realized, the bottom of the dust remover shell I2 is clamped with a dust remover shell II 8, sealing rings are fixedly connected on the inner walls of the dust remover shell I2 and the dust remover shell II 8, the dust remover shell I2 and the dust remover shell II 8 can form a complete dust remover shell after being combined, the flue gas is convenient to treat in the interior, a collecting cylinder 21 is fixedly connected at the bottom of the inner cavity of the dust remover shell II 8, a cleaning mechanism is arranged in the collecting cylinder 21, the cleaning mechanism comprises a piston rod 20, a push plate 202 and a scraping plate 203, the piston rod 20 comprises an inner rod and an outer rod, the inner rod is connected with the outer rod in a sliding manner, one end of the outer rod is embedded on the inner wall of the collecting cylinder 21, one end of the inner rod, which is far away from the outer rod, is fixedly connected with a connecting strip 201, a push plate 202 is fixedly connected at the bottom of the connecting strip 201, scraping plates 203 are fixedly connected on two sides of the bottom of the push plate 202, the scraping plates 202 are conveniently connected with the scraping plates 202, the scraping plates 202 and the scraping plates 202 can be driven by the scraping plates 203 to move in a plurality of scraping plates 203 to the inner cavity 21, and can be arranged at the bottom and can be adjusted to be symmetrically and moved on the bottom 21, and can be cleaned by the scraping plates 21; the piston rod 20 top is provided with the heat absorption subassembly, and the heat absorption subassembly is located dust remover shell one 2 inside, and the heat absorption subassembly can handle the flue gas that gets into dust remover shell one 2 inside, and the inside heat of recovery flue gas carries out the reutilization, reduces the wasting of resources.

According to the illustration of fig. 1, the second dust collector shell 8 is fixedly connected on the supporting frame 7, the supporting frame 7 is fixedly connected at the top of the movable base 6, the two sides of the supporting frame 7 are respectively provided with a bracket, one end of the bracket is fixedly connected on the movable base 6, the other end of the bracket is lapped on the first dust collector shell 2 side wall, the movable base 6 is fixedly connected with the induced draft fan 5, the induced draft fan 5 is positioned at one side of the second dust collector shell 8, the top of the induced draft fan 5 is communicated with one end of the guide tube 4, the other end of the guide tube 4 penetrates through the first dust collector shell 2 side wall, the induced draft fan 5 can send external flue gas into the guide tube 4, the tail end of the guide tube 4 is connected with the first dust collector shell 2, and continuous input of the flue gas inside the first dust collector shell 2 can be realized.

According to the illustration of fig. 4 and 6, install the trachea on the piston rod 20, the trachea end runs through behind piston rod 20 and the dust remover shell second 8 lateral wall in proper order and communicates air pump 9 rigid coupling on dust remover shell second 8 lateral wall with air pump 9, air pump 9 is total two, auxiliary tube 16 one end is installed at air pump 9 top, auxiliary tube 16 cup joints with drainage tube 232, piston rod 20 is the extending structure of interior pole and outer pole regulation, interior pole one end rigid coupling has the piston, the piston is inside to be adjusted according to the atmospheric pressure change in the outer pole, can drive the displacement of connecting rod 201 and push pedal 202, auxiliary tube 16 connects air pump 9 and drainage tube 232, can with air pump 9 exhaust gas recycle.

According to the illustration in fig. 6, one end of the drainage tube 232 penetrates through the side wall of the auxiliary frame 231, the auxiliary frame 231 is fixedly connected to the bottom of the reinforcing disc 24, the reinforcing disc 24 is provided with drainage holes 241, the drainage holes 241 are located above the impellers 23, the impellers 23 are adjusted in the auxiliary frame 231 and are rotationally connected with the auxiliary frame 231, the tail end of the drainage tube 232 penetrates through the side wall of the auxiliary frame 231, air in the drainage tube 232 can be discharged, the impellers 23 are pushed to rotate by the air, the air flow rate on the upper side and the lower side of the auxiliary frame 231 is changed by the rotation of the impellers 23, the upward movement of smoke can be driven, and the smoke can conveniently pass through the impellers 23, the auxiliary frame 231 and the drainage holes 241 in the reinforcing disc 24 to enter the guide tube 1.

According to the illustration of fig. 1-3, detection mechanism includes connecting pipe 10, detection case 13 and detector 14, detector 14 rigid coupling is at detection case 13 top, and detector 14 bottom runs through detection case 13 top lateral wall, detection case 13 passes through the diaphragm rigid coupling on dust remover shell one 2 lateral wall, detection case 13 bottom and collection fill 11 fixed connection, install branch pipe 12 on the collection fill 11 lateral wall, the rigid coupling has diaphragm one end on the dust remover shell one 2 lateral wall, the rigid coupling has detection case 13 on the diaphragm, the diaphragm is run through by collection fill 11, collection fill 11 top and detection case 13 inside intercommunication, can realize short-term storage to the flue gas, when the flue gas got into in the detection case 13, the detection probe of detector 14 bottom contacts with the flue gas, realize the short-term detection to the flue gas, the result of detection can be in the display screen demonstration on detector 14, and then judge whether the sulfur-containing gas content in the flue gas reaches standard.

According to the illustration shown in fig. 1-3, a connecting pipe 10 is installed at the bottom of a collecting bucket 11, the connecting pipe 10 is L-shaped, the other end of the connecting pipe 10 penetrates through the first 2 side wall of the dust remover shell, electromagnetic valves are installed on the connecting pipe 10 and a branch pipe 12, the discharge direction of smoke can be adjusted by the connecting pipe 10 and the branch pipe 12, the discharge direction of smoke is selected according to the detection result of the detector 14 on the smoke, qualified smoke can be directly discharged through the branch pipe 12, unqualified smoke enters the connecting pipe 10 to enter the next processing step, the electromagnetic valves on the connecting pipe 10 and the branch pipe 12 are all one-way valves, and the influence of smoke diversion on the dust remover can be reduced.

According to the illustration of fig. 2, the side wall of a dust collector shell 2 is penetrated by a spray pipe 31, two ends of the spray pipe 31 are communicated with a main pipe 3, an atomization spray head 32 is fixedly connected to the bottom of the spray pipe 31, one end of the main pipe 3 is connected with a circulating pipe 15, the bottom of the circulating pipe 15 is connected with a circulating pump 18 through a vertical pipe 17, the circulating pipe 15 is connected with the vertical pipe 17 to form a loop of solution, one side of the circulating pump 18 is connected with the inside of a collecting cylinder 21, the alkaline solution can be conveyed, the solution is sprayed out through the atomization spray head 32 to realize the desulfurization and dust removal treatment of flue gas, the atomization spray head 32 and the spray pipe 31 are both a plurality of, the contact area of the solution and the flue gas can be increased, and the effect on the flue gas treatment is improved.

According to the illustration in fig. 2 and 5, the heat absorbing assembly comprises an annular pipe 19, an inner ring 22 and a fixing plate 221, wherein a plurality of first heat absorbing pipes 191 are fixedly connected to the inner wall of the annular pipe 19, the annular pipe 19 is located below a spray pipe 31, a heat absorbing plate 25 is arranged between the annular pipe 19 and the spray pipe 31, the heat absorbing plate 25 is circular, the annular pipe 19 can realize the communication of the first heat absorbing pipes 191, flue gas in the first dust collector shell 2 is in contact with the first heat absorbing pipes 191 and the annular pipe 19, the primary heat conduction can be realized, the heat radiating area of the flue gas is enlarged by the first heat absorbing pipes 191, the rapid cooling of the flue gas is realized, the heat absorbing plate 25 is located above the annular pipe 19, the secondary treatment can be carried out on the flue gas, and the heat in the flue gas is reduced again.

According to the embodiment shown in fig. 3, the top of the annular tube 19 is fixedly connected with a second heat absorbing tube 192, two ends of the second heat absorbing tube 192 penetrate through the side wall of the first dust collector housing 2 and are fixedly connected with an outer connecting tube, the second heat absorbing tube 192 is located below the inner ring 22, the inner ring 22 is fixedly connected to the inner wall of the first dust collector housing 2, the outer diameter of the inner ring 22 is identical to that of the heat absorbing plate 25, the outer connecting tube is used for externally connecting the annular tube 19, the second heat absorbing tube 192 and cooling liquid inside the heat absorbing plate 25, so that the cooling liquid can be replaced conveniently, the heated cooling liquid can be discharged for use, heat recovery is completed, the inner ring 22 is mounted on the inner wall of the first dust collector housing 2, and the fixing plate 221 can be mounted and used in an auxiliary manner.

According to the embodiment shown in fig. 9, the bottom of the inner ring 22 is lapped with a fixing plate 221, a demisting block 223 is installed inside the fixing plate 221, a connecting plate 222 is fixedly connected to the top of the fixing plate 221, the connecting plate 222 is fixedly connected with the inner wall of the inner ring 22 through supporting bars, the supporting bars are connected with the inner ring 22 and the connecting plate 222, reinforcement of the connecting plate 222 is achieved, the demisting block 223 inside the fixing plate 221 can demist flue gas, and subsequent flue gas discharge is facilitated.

The application method and the working principle of the device are as follows: firstly, the induced draft fan 5 sends the flue gas into the guide pipe 4, the inside alkaline solution or silicon carbide solution that holds of piston rod 20 can form the oxidation zone between piston rod 20 and ring pipe 19, when flue gas gets into dust remover shell one 2, circulating pump 18 one side and the inside intercommunication of piston rod 20, can send into the main pipe 3 with solution through standpipe 17, circulating pump 18 in proper order, spray pipe 31 sprays the processing through atomizer 32 in bottom, the flue gas continues to shift upwards, defogging processing is carried out to defogging piece 223 through the inside area of built-in circle 22, wherein defogging piece 223 is prior art, defogging piece 223 internally mounted has the heating wire or the structure of electrothermal film carries out auxiliary heating, the principle is similar to the rear-view mirror heating defogging structure of car, built-in circle 22 top is provided with the waterproof filtration membrane of polymer, waterproof filtration membrane is the filling part in fig. 9, be a polymer waterproof material (breathing paper), can realize the assistance to air blocking gas leakage through waterproof filtration membrane, can block the passage of hydrone when guaranteeing the gas permeability. The water molecules in the flue gas are filtered, the gas and the water of the flue gas are separated, the water molecules are blocked from passing through, and the moisture content of the flue gas fed into the guide pipe 1 can be reduced.

When the smoke continuously moves upwards and enters the first dust collector shell 2, the air pump 9 can adjust the air pressure change in the first piston rod 20, when the air pressure is increased, the extension length of the inner rod is prolonged, when the air pressure is reduced, the inner rod moves reversely and resets, the reciprocating movement of the connecting bar 201 and the push plate 202 is realized, the push plate 202 and the scraper 203 are pushed by the piston rod 20 to move in the piston rod 20, the scraper 203 scrapes the generated sediment at the bottom of the piston rod 20, the sediment accumulation is reduced, one end of the circulating pump 18 is blocked, the air pumped out of the piston rod 20 can be sent into the auxiliary frame 231 through the auxiliary pipe 16 and the drainage pipe 232, the blowing impeller 23 rotates, the vortex is generated at the top of the inner cavity of the first dust collector shell 2 to drive the smoke to move upwards, the treated smoke enters the detection box 13 through the drainage pipe 1, when the content of sulfur-containing gas in the smoke inside the detection box 13 is detected by the detector 14, when the content reaches or is lower than a standard value, the valve on the branch pipe 12 is opened, and if the content is higher than the standard value, the valve on the connecting pipe 10 is opened, the fan arranged in the interior can drive the fast flow, the smoke to flow, the smoke back to the first dust collector shell 2 is processed, the smoke is further processed, and the smoke is further processed, and the smoke is processed; the first heat absorbing pipe 191, the annular pipe 19 and the second heat absorbing pipe 192 are all made of metal materials, cooling liquid is contained in the first heat absorbing pipe, the heat absorbing plate 25 is clamped on the inner wall of the first dust collector shell 2, the cooling liquid is contained in a cavity of the heat absorbing plate 25, a plurality of through holes are formed in the bottom of the heat absorbing plate 25, smoke is in contact with the heat absorbing plate 25 when passing through the through holes, heat transfer is achieved, the annular pipe 19, the second heat absorbing pipe 192 and the heat absorbing plate 25 can be externally connected with a recovery pump, discharge of the cooling liquid can be assisted, the cooling liquid is usually water, heat recovery is achieved, and the problems that in the prior art, when desulfurization and dust removal are carried out on smoke, the temperature of the smoke is not reduced, and heat recovery is not carried out are solved; the flue gas enters the interior of the dust remover, a nozzle combined spray layer is arranged in a throat contraction area, absorption liquid generated by an activating agent is atomized by the nozzle and then injected into a contraction opening, so that liquid drops cover the whole section, the liquid drops are fully contacted with the flue gas to generate high-strength chemical reaction, the treatment effect on the flue gas is ensured, nitrate and sulfur in the flue gas are oxidized by active oxygen and are dissolved in the liquid drops to generate nitric acid and sulfuric acid, the neutralization area of the reactor is neutralized by feed lime to generate calcium nitrate and calcium sulfate.

Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.

Claims

1. The utility model provides a flue gas desulfurization dust remover, includes honeycomb duct (1), dust remover shell one (2), its characterized in that: the top of the first dust collector shell (2) is penetrated by one end of the flow guide pipe (1), the other end of the flow guide pipe (1) is provided with a detection mechanism, the bottom of the first dust collector shell (2) is clamped with the second dust collector shell (8), the bottom of the inner cavity of the second dust collector shell (8) is fixedly connected with the collecting cylinder (21), a cleaning mechanism is arranged inside the collecting cylinder (21), the cleaning mechanism comprises a piston rod (20), a push plate (202) and a scraping plate (203), the piston rod (20) comprises an inner rod and an outer rod, the inner rod and the outer rod are in sliding connection, one end of the outer rod is embedded on the inner wall of the collecting cylinder (21), one end of the inner rod far away from the outer rod is fixedly connected with the connecting strip (201), the bottom of the connecting strip (201) is fixedly connected with the push plate (202), both sides of the bottom of the push plate (202) are fixedly connected with the scraping plate (203), and the scraping plate (203) is in sliding connection with the collecting cylinder (21). And a heat absorption component is arranged above the piston rod (20) and is positioned in the first dust remover shell (2).

2. A flue gas desulfurization dust collector as set forth in claim 1, wherein: the dust remover shell two (8) rigid coupling is on support frame (7), support frame (7) rigid coupling is at removal base (6) top, support frame (7) both sides all are provided with the support, support one end bottom rigid coupling is on removal base (6), and the support other end overlap joint is on dust remover shell one (2) lateral wall, the rigid coupling has draught fan (5) on removal base (6), draught fan (5) are located dust remover shell two (8) one side, draught fan (5) top and stand pipe (4) one end intercommunication, the stand pipe (4) other end runs through dust remover shell one (2) lateral wall.

3. A flue gas desulfurization dust collector as set forth in claim 1, wherein: the air pump is characterized in that an air pipe is arranged on the piston rod (20), the tail end of the air pipe sequentially penetrates through the piston rod (20) and the side wall of the second dust collector shell (8) and then is communicated with the air pump (9), the air pump (9) is fixedly connected to the side wall of the second dust collector shell (8), the number of the air pumps (9) is two, one end of an auxiliary pipe (16) is arranged at the top of the air pump (9), and the auxiliary pipe (16) is sleeved with the drainage tube (232).

4. A flue gas desulfurization dust collector as set forth in claim 3, wherein: drainage tube (232) one end runs through auxiliary frame (231) lateral wall, auxiliary frame (231) rigid coupling is in reinforcement dish (24) bottom, set up drainage hole (241) on reinforcement dish (24), drainage hole (241) are located impeller (23) top, impeller (23) are adjusted in auxiliary frame (231) and are connected with auxiliary frame (231) rotation between.

5. A flue gas desulfurization dust collector as set forth in claim 1, wherein: the detection mechanism comprises a connecting pipe (10), a detection box (13) and a detector (14), wherein the detector (14) is fixedly connected to the top of the detection box (13), the bottom of the detector (14) penetrates through the side wall of the top of the detection box (13), the detection box (13) is fixedly connected to the side wall of the first dust collector shell (2) through a transverse plate, the bottom of the detection box (13) is fixedly connected with a collecting hopper (11), and a branch pipe (12) is arranged on the side wall of the collecting hopper (11).

6. A flue gas desulfurization dust collector as set forth in claim 5, wherein: the dust collector is characterized in that one end of a connecting pipe (10) is arranged at the bottom of the collecting hopper (11), the connecting pipe (10) is L-shaped, the other end of the connecting pipe (10) penetrates through the side wall of the first dust collector shell (2), and electromagnetic valves are arranged on the connecting pipe (10) and the branch pipes (12).

7. A flue gas desulfurization dust collector as set forth in claim 1, wherein: the side wall of the first dust collector shell (2) is penetrated by a spray pipe (31), two ends of the spray pipe (31) are communicated with a main pipe (3), an atomizing nozzle (32) is fixedly connected to the bottom of the spray pipe (31), one end of the main pipe (3) is connected with a circulating pipe (15), and the bottom of the circulating pipe (15) is connected with a circulating pump (18) through a vertical pipe (17).

8. A flue gas desulfurization dust collector as set forth in claim 1, wherein: the heat absorbing assembly comprises an annular pipe (19), an inner ring (22) and a fixing plate (221), wherein a plurality of first heat absorbing pipes (191) are fixedly connected to the inner wall of the annular pipe (19), the annular pipe (19) is located below a spraying pipe (31), a heat absorbing plate (25) is arranged between the annular pipe (19) and the spraying pipe (31), and the heat absorbing plate (25) is circular.

9. A flue gas desulfurization dust collector as set forth in claim 8, wherein: the top of the annular tube (19) is fixedly connected with a second heat absorption tube (192), two ends of the second heat absorption tube (192) penetrate through the side wall of the first dust collector shell (2) and are fixedly connected with an external tube, the second heat absorption tube (192) is located below the built-in ring (22), the built-in ring (22) is fixedly connected on the inner wall of the first dust collector shell (2), and the outer diameter of the built-in ring (22) is identical to that of the heat absorption plate (25).

10. A flue gas desulfurization dust collector as set forth in claim 9, wherein: the utility model discloses a demister, including built-in circle (22), fixed plate (221) are lapped to built-in circle (22) bottom, fixed plate (221) internally mounted has defogging piece (223), fixed plate (221) top rigid coupling has connecting plate (222), connecting plate (222) are through support bar and built-in circle (22) inner wall fixed connection.