CN211462679U

CN211462679U - Novel flue gas low-temperature dry desulfurization and denitrification reaction device

Info

Publication number: CN211462679U
Application number: CN201922226234.9U
Authority: CN
Inventors: 王标; 袁超
Original assignee: Hebei Sanshi Energy Saving And Environmental Protection Technology Co ltd
Current assignee: Hebei Sanshi Energy Saving And Environmental Protection Technology Co ltd
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2020-09-11
Anticipated expiration: 2029-12-12

Abstract

The utility model provides a novel flue gas low-temperature dry desulfurization and denitrification reaction device, which comprises a shell, supporting legs, a desulfurization bin, a communicating pipe, a solenoid valve, a denitrification bin, an exhaust head, an ammonia spraying pipeline, a first manual valve, a feeding head, a sealing cover, a backflow pipe, a single valve, a PLC, a switch, a discharge head, a second manual valve, an auxiliary cooling plate frame structure, a sampling tank frame structure, an auxiliary support connecting pipe frame structure and an outflow pipe, wherein the supporting legs are welded around the lower surface of the shell; the desulfurization bin and the denitration bin are respectively welded on the upper side and the lower side inside the shell; the communicating pipe is welded between the desulfurization bin and the denitrification bin; the electromagnetic valve is in threaded connection with the communicating pipe. The utility model has the advantages that: through the setting of supplementary cooling grillage structure, get into the flue gas in-process in the circulating line, start rotating electrical machines and drive the fan blade rotation and can blow and carry out the function of heat dissipation protection.

Description

Novel flue gas low-temperature dry desulfurization and denitrification reaction device

Technical Field

The utility model belongs to the technical field of the flue gas processing, especially, relate to a novel flue gas low temperature dry process SOx/NOx control reaction device.

Background

The coal-fired boiler has a wide application range, the coal-fired boiler can generate a large amount of flue gas when in use, particles, sulfur-containing compounds and nitrogen-containing compounds contained in the flue gas are substances polluting the atmosphere, the smoke problem of the coal-fired boiler is troubling people all the time, along with the development of economy, the requirement of people on environmental protection is higher and higher, the smoke problem of the coal-fired boiler is more and more prominent, and people continuously develop new products in order to solve the problems, so that a low-temperature flue gas desulfurization and denitrification reaction device can be continuously innovated and developed, and the use requirements of people are basically met.

However, the existing low-temperature dry flue gas desulfurization and denitration reaction device also has the problems that the device does not have the function of radiating flue gas, does not have the function of sampling and has a single radiating mode.

Therefore, the invention of a novel flue gas low-temperature dry desulfurization and denitrification reaction device is very necessary.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a novel flue gas low temperature dry process SOx/NOx control reaction unit to solve current flue gas low temperature dry process SOx/NOx control reaction unit the device do not possess the flue gas and play radiating function, do not possess the function and the single problem of radiating mode that play the sampling. A novel flue gas low-temperature dry desulfurization and denitrification reaction device comprises a shell, supporting legs, a desulfurization bin, a communicating pipe, an electromagnetic valve, a denitrification bin, an exhaust head, an ammonia spraying pipeline, a first manual valve, a feeding head, a sealing cover, a return pipe, a single valve, a PLC (programmable logic controller), a switch, a discharge head, a second manual valve, an auxiliary cooling plate frame structure, a sampling tank frame structure, an auxiliary support connecting pipe frame structure and an outflow pipe, wherein the supporting legs are welded around the lower surface of the shell; the desulfurization bin and the denitration bin are respectively welded on the upper side and the lower side inside the shell; the communicating pipe is welded between the desulfurization bin and the denitrification bin; the electromagnetic valve is in threaded connection with the communicating pipe; the exhaust head and the ammonia spraying pipeline are respectively welded at the left side and the right side of the upper part of the denitration bin; the first manual valve is respectively in threaded connection with the exhaust head, the ammonia spraying pipeline and the outflow pipe; the feeding head is welded in the middle of the upper end of the denitration bin; the right side of the sealing cover is hinged with the upper right part of the feeding head, and the left side of the sealing cover is connected with the upper left part of the feeding head through a bolt; the return pipe is welded at the right ends of the desulfurization bin and the denitration bin; the single valve is connected to the return pipe through threads; the PLC bolt is arranged at the right upper part of the front surface of the shell; the switch is embedded on the front surface of the PLC; the discharge head is welded at the lower end of the desulfurization bin; the second manual valve is in threaded connection with the discharge head; the auxiliary cooling plate frame structure is arranged on the left side of the shell; the sampling tank frame structure is arranged at the right lower part of the return pipe; the auxiliary support connecting pipe frame structure is arranged in the auxiliary cooling plate frame structure; the outflow pipe is welded at the left lower part of the denitration bin; the auxiliary cooling plate frame structure comprises a working shell, a shell cavity, an assembling plate, radiating fins, an installation cylinder, a filter screen, a fixing plate, a rotating motor and fan blades, wherein the working shell is welded at the lower left part of the shell; the shell cavity is arranged in the working shell; the assembling plates are respectively installed on the front side and the rear side of the upper part of the inner wall of the shell cavity through bolts; the radiating fins are welded between the assembling plate and the assembling plate; the mounting cylinder is welded at the upper end of the working shell; the filter screen bolt is arranged at the upper end of the mounting cylinder; the fixing plate is welded in the middle of the inner wall of the mounting cylinder; the rotating motor is embedded in the mounting cylinder.

Preferably, the sampling tank frame structure comprises a three-way head, an upper connecting pipe, a third manual valve, a lower connecting pipe, a fourth manual valve and a sampling tank, wherein the three-way head is in threaded connection with the lower side inside the return pipe; one end of the upper connecting pipe is in threaded connection with the right end of the tee joint, and the other end of the upper connecting pipe is in threaded connection with the upper end of the third manual valve; one end of the lower connecting pipe is in threaded connection with the lower end of the third manual valve, and the other end of the lower connecting pipe is in threaded connection with the upper end of the fourth manual valve; and the sampling tank is in threaded connection with the lower end of the fourth manual valve.

Preferably, the auxiliary support connecting pipe frame structure comprises a support plate, a base, a left assembly head, a circulating pipe, a right assembly head and a heat conducting fin, wherein the support plate is welded on the left side and the right side of the upper surface of the base respectively, and the upper end of the support plate is welded on the left side and the right side of the lower part of the working shell respectively; the left assembly head is embedded in the support plate, and the right end of the left assembly head is welded with the lower part of the circulating pipe; one end of the right assembly head is welded at the upper right part of the circulating pipe, and the other end of the right assembly head is welded at the upper left part of the desulfurization bin; the heat conducting sheet is embedded in the rear side of the interior of the working shell, and the circulating pipe is embedded in the front side of the interior of the heat conducting sheet.

Preferably, the output shaft of the rotating motor is embedded with a fan blade, and the lower part of the fan blade corresponds to the circulating pipe.

Preferably, the number of the assembling plates is two, and the radiating fins between the assembling plates are copper plates.

Preferably, the shell cavity inside the working shell is respectively connected with the assembling plate and the mounting cylinder.

Preferably, the lower connecting pipe at the upper end of the sampling tank is communicated with the tee joint through the upper connecting pipe.

Preferably, the third manual valve and the fourth manual valve are respectively connected with the lower connecting pipe and the sampling tank.

Preferably, the heat conducting sheet is a copper sheet, and the heat conducting sheet is embedded in the circulating pipe.

Preferably, the circulating pipe is a copper pipe, and the right side of the circulating pipe is communicated with the desulfurization bin.

Preferably, the number of the supporting plates at the upper end of the base is two, and the supporting plates and the base are assembled into a U shape.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, the rotating electrical machines output shaft inlay and have the fan blade, fan blade lower part and circulating pipe correspond, get into the flue gas in-process in the circulating pipe, start rotating electrical machines and drive the fan blade rotation and can blow and carry out the function of heat dissipation protection.

2. The utility model discloses in, the equipment board be provided with two, and the fin between equipment board and the equipment board adopts the copper, when using, the fin can absorb the heat and cooperate and carry out radiating function, and increased radiating effect.

3. The utility model discloses in, the inside shell chamber of work shell be connected with equipment board and installation section of thick bamboo respectively, more reasonable equipment and the work of using.

4. The utility model discloses in, the lower connecting pipe of sampling jar upper end, through last connecting pipe and three-way head intercommunication, be convenient for make the sampling jar carry out the work of sampling, and be convenient for sample the gas of backward flow and detect.

5. The utility model discloses in, the manual valve of third and the manual valve of fourth be connected with connecting pipe and sampling tank down respectively, and be convenient for open or close and use.

6. The utility model discloses in, the conducting strip adopt the copper sheet, the conducting strip inlay at the circulating pipe, during the use, make the conducting strip dispel the heat and increased radiating effect thereupon.

7. The utility model discloses in, the circulating pipe specifically adopt the copper pipe, circulating pipe right side and desulfurization storehouse intercommunication, when carrying the flue gas, can increase the length that the flue gas flows through the circulating pipe, and then the cooperation should assist cooling grillage structure to increase radiating effect.

8. The utility model discloses in, the backup pad of base upper end be provided with two, backup pad and base equipment be the U type, and more reasonable support and use.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is the structural schematic diagram of the auxiliary cooling plate frame structure of the utility model.

Fig. 3 is a schematic structural diagram of the sampling tank rack structure of the present invention.

Fig. 4 is a schematic structural view of the auxiliary support connecting pipe frame structure of the present invention.

Fig. 5 is a schematic diagram of the electrical connection of the present invention.

In the figure:

1. a housing; 2. supporting legs; 3. a desulfurization bin; 4. a communicating pipe; 5. an electromagnetic valve; 6. a denitration bin; 7. an exhaust head; 8. an ammonia spraying pipeline; 9. a first manual valve; 10. a feed head; 11. a sealing cover; 12. a return pipe; 13. a single-phase valve; 14. a PLC; 15. a switch; 16. a discharge head; 17. a second manual valve; 18. the auxiliary cooling plate frame structure; 181. a working shell; 182. a shell cavity; 183. assembling a plate; 184. a heat sink; 185. mounting the cylinder; 186. a filter screen; 187. a fixing plate; 188. a rotating electric machine; 189. a fan blade; 19. a sampling tank rack structure; 191. a tee joint; 192. an upper connecting pipe; 193. a third manual valve; 194. a lower connecting pipe; 195. a fourth manual valve; 196. a sampling tank; 20. the auxiliary support is connected with the pipe frame structure; 201. a support plate; 202. a base; 203. a left assembly head; 204. a circulation pipe; 205. a right assembly head; 206. a heat conductive sheet; 21. and (4) flowing out of the tube.

Detailed Description

The invention is further described below with reference to the accompanying drawings:

example (b):

as shown in fig. 1 and fig. 2, a novel flue gas low-temperature dry desulfurization and denitration reaction device comprises a housing 1, supporting legs 2, a desulfurization bin 3, a communicating pipe 4, an electromagnetic valve 5, a denitration bin 6, an exhaust head 7, an ammonia injection pipeline 8, a first manual valve 9, a feeding head 10, a sealing cover 11, a return pipe 12, a single valve 13, a PLC14, a switch 15, a discharge head 16, a second manual valve 17, an auxiliary cooling plate frame structure 18, a sampling tank frame structure 19, an auxiliary supporting connecting pipe frame structure 20 and an outflow pipe 21, wherein the supporting legs 2 are welded around the lower surface of the housing 1; the desulfurization bin 3 and the denitration bin 6 are respectively welded on the upper side and the lower side inside the shell 1; the communicating pipe 4 is welded between the desulfurization bin 3 and the denitration bin 6; the electromagnetic valve 5 is in threaded connection with the communicating pipe 4; the exhaust head 7 and the ammonia spraying pipeline 8 are respectively welded at the left side and the right side of the upper part of the denitration bin 6; the first manual valve 9 is respectively connected on the exhaust head 7, the ammonia spraying pipeline 8 and the outflow pipe 21 in a threaded manner; the feeding head 10 is welded in the middle of the upper end of the denitration bin 6; the right side of the sealing cover 11 is hinged with the upper right part of the feed head 10, and the left side of the sealing cover is connected with the upper left part of the feed head 10 through a bolt; the return pipe 12 is welded at the right ends of the desulfurization bin 3 and the denitration bin 6; the single valve 13 is connected to the return pipe 12 in a threaded manner; the PLC14 bolt is arranged at the upper right part of the front surface of the shell 1; the switch 15 is embedded on the front surface of the PLC 14; the discharge head 16 is welded at the lower end of the desulfurization bin 3; the second manual valve 17 is in threaded connection with the discharge head 16; the auxiliary cooling plate frame structure 18 is arranged at the left side of the shell 1; the sampling tank frame structure 19 is arranged at the lower right part of the return pipe 12; the auxiliary support connecting pipe frame structure 20 is arranged in the auxiliary cooling plate frame structure 18; the outflow pipe 21 is welded at the left lower part of the denitration bin 6; the auxiliary cooling plate frame structure 18 comprises a working shell 181, a shell cavity 182, an assembly plate 183, a cooling fin 184, an installation cylinder 185, a filter screen 186, a fixing plate 187, a rotating motor 188 and a wind vane 189, wherein the working shell 181 is welded at the left lower part of the shell 1; the shell cavity 182 is arranged inside the working shell 181; the assembling plates 183 are respectively installed on the front side and the rear side of the upper part of the inner wall of the shell cavity 182 by bolts; the radiating fins 184 are welded between the assembling plate 183 and the assembling plate 183; the mounting cylinder 185 is welded at the upper end of the working shell 181; the filter screen 186 is installed at the upper end of the installation cylinder 185 through bolts; the fixing plate 187 is welded at the middle part of the inner wall of the mounting cylinder 185; the rotating motor 188 is embedded in the mounting cylinder 185.

In the above embodiment, as shown in fig. 3, specifically, the sampling tank rack structure 19 includes a three-way head 191, an upper connection pipe 192, a third manual valve 193, a lower connection pipe 194, a fourth manual valve 195 and a sampling tank 196, wherein the three-way head 191 is screwed on the lower side of the inside of the return pipe 12; one end of the upper connecting pipe 192 is in threaded connection with the right end of the tee head 191, and the other end of the upper connecting pipe is in threaded connection with the upper end of the third manual valve 193; one end of the lower connecting pipe 194 is connected to the lower end of the third manual valve 193 through a screw thread, and the other end of the lower connecting pipe 194 is connected to the upper end of the fourth manual valve 195 through a screw thread; the sample tank 196 is threadedly coupled to the lower end of the fourth manual valve 195.

As shown in fig. 4, in the above embodiment, specifically, the auxiliary support connecting pipe frame structure 20 includes a support plate 201, a base 202, a left assembling head 203, a circulating pipe 204, a right assembling head 205 and a heat conducting fin 206, the support plate 201 is welded on the left and right sides of the upper surface of the base 202, and the upper end is welded on the left and right sides of the lower portion of the working shell 181; the left assembling head 203 is embedded in the supporting plate 201, and the right end of the left assembling head 203 is welded with the lower part of the circulating pipe 204; one end of the right assembly head 205 is welded at the upper right part of the circulating pipe 204, and the other end is welded at the upper left part of the desulfurization bin 3; the heat conducting plate 206 is embedded in the rear side of the working shell 181, and the circulating pipe 204 is embedded in the front side of the heat conducting plate 206.

In the above embodiment, specifically, the fan blades 189 are embedded in the output shaft of the rotating motor 188, the lower portions of the fan blades 189 correspond to the circulating pipe 204, and in the process of entering flue gas in the circulating pipe 204, the rotating motor 188 is started to drive the fan blades 189 to rotate, so that the functions of blowing and heat dissipation protection can be performed.

In the above embodiment, specifically, two assembling plates 183 are provided, and the heat dissipation fins 184 between the assembling

plates

183 and 183 are copper plates, so that when the heat dissipation device is used, the heat dissipation fins 184 can absorb heat and cooperate with a heat dissipation function, and a heat dissipation effect is increased.

In the above embodiment, specifically, the housing cavity 182 inside the working housing 181 is respectively connected to the assembling plate 183 and the mounting cylinder 185, so that the assembly and the use can be more reasonably performed.

In the above embodiment, specifically, in the above embodiment, the lower connecting pipe 194 at the upper end of the sampling tank 196 is communicated with the three-way head 191 through the upper connecting pipe 192, so that the sampling tank 196 is convenient to sample, and the returned gas is convenient to sample and detect.

In the above embodiment, specifically, the third manual valve 193 and the fourth manual valve 195 are respectively connected to the lower connection pipe 194 and the sampling tank 196, and are conveniently opened or closed for use.

In the above embodiment, specifically, the heat conducting sheet 206 is a copper sheet, and the heat conducting sheet 206 is embedded in the circulating tube 204, so that when in use, the heat conducting sheet 206 dissipates heat and increases the heat dissipating effect.

In the above embodiment, specifically, the circulating pipe 204 is made of a copper pipe, the right side of the circulating pipe 204 is communicated with the desulfurization bin 3, and when flue gas is conveyed, the flowing length of the flue gas can be increased through the circulating pipe 204, so that the auxiliary cooling plate frame structure 18 is matched to increase the heat dissipation effect.

In the above embodiment, specifically, two supporting plates 201 are arranged at the upper end of the base 202, and the supporting plates 201 and the base 202 are assembled into a U shape and are more reasonably supported and used.

In the above embodiment, specifically, the electromagnetic valve 5 is a model 2w65BF electromagnetic valve.

In the above embodiment, specifically, the PLC14 is a PLC of model FX 2N-48.

In the above embodiment, the rotating electric machine 188 is a model XH-1725BC motor.

In the above embodiment, specifically, the switch 15 is electrically connected to an input terminal of the PLC14, the rotating electrical machine 188 is electrically connected to an output terminal of the PLC14, and the electromagnetic valve 5 is electrically connected to an output terminal of the PLC 14.

Principle of operation

The utility model discloses a theory of operation: when the device is used, flue gas is injected into the circulating pipe 204 through the left assembly head 203, the rotating motor 188 is started and the fan blades 189 are driven to rotate, so that heat dissipation can be performed on the circulating pipe 204 and the internal flue gas, heat of the flue gas can be led out to the outside through the heat conducting fins 206 while heat dissipation is performed, the flue gas enters the desulfurization bin 3 after heat dissipation, adsorption desulfurization work is performed through active coke, after the work is completed, the ammonia spraying pipeline 8 is opened, the rest flue gas can enter the denitration bin 6 through the communicating pipe 4, then the first manual valve 9 on the ammonia spraying pipeline 8 is opened, ammonia enters the denitration bin 6 to form nitrogen, carbon dioxide and water, then the residual flue gas can continue to enter the desulfurization bin 3 through the return pipe 12 and the single valve 13 to work again, after the work is completed, the first manual valve 9 on the exhaust head 7 and the outflow pipe 21 is opened, in the process of backflow, when sampling detection is needed, the third manual valve 193 and the fourth manual valve 195 are opened respectively, backflow gas can enter the sampling tank 196 through the tee joint 191, the upper connecting pipe 192 and the lower connecting pipe 194 to be stored, then the third manual valve 193 and the fourth manual valve 195 are closed, finally the sampling tank 196 and the fourth manual valve 195 are rotated to be detached, a worker can take the sampling tank 196 to be placed into specified equipment to be detected, and after the smoke works for multiple times in a circulating mode, the second manual valve 17 is opened, and residual impurities can flow out through the discharge head 16.

Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.

Claims

1. The novel low-temperature dry flue gas desulfurization and denitration reaction device is characterized by comprising a shell (1), supporting legs (2), a desulfurization bin (3), a communicating pipe (4), a solenoid valve (5), a denitration bin (6), an exhaust head (7), an ammonia spraying pipeline (8), a first manual valve (9), a feeding head (10), a sealing cover (11), a return pipe (12), a single valve (13), a PLC (14), a switch (15), a discharging head (16), a second manual valve (17), an auxiliary cooling plate frame structure (18), a sampling tank frame structure (19), an auxiliary supporting connecting pipe frame structure (20) and an outflow pipe (21), wherein the supporting legs (2) are welded around the lower surface of the shell (1); the desulfurization bin (3) and the denitration bin (6) are respectively welded on the upper side and the lower side inside the shell (1); the communicating pipe (4) is welded between the desulfurization bin (3) and the denitration bin (6); the electromagnetic valve (5) is in threaded connection with the communicating pipe (4); the exhaust head (7) and the ammonia spraying pipeline (8) are respectively welded at the left side and the right side of the upper part of the denitration bin (6); the first manual valve (9) is respectively in threaded connection with the exhaust head (7), the ammonia spraying pipeline (8) and the outflow pipe (21); the feeding head (10) is welded in the middle of the upper end of the denitration bin (6); the right side of the sealing cover (11) is hinged with the upper right part of the feeding head (10), and the left side of the sealing cover is connected with the upper left part of the feeding head (10) through a bolt; the return pipe (12) is welded at the right ends of the desulfurization bin (3) and the denitration bin (6); the single valve (13) is connected to the return pipe (12) in a threaded manner; the PLC (14) is installed on the right upper part of the front surface of the shell (1) through a bolt; the switch (15) is embedded on the front surface of the PLC (14); the discharge head (16) is welded at the lower end of the desulfurization bin (3); the second manual valve (17) is in threaded connection with the discharge head (16); the auxiliary cooling plate frame structure (18) is arranged on the left side of the shell (1); the sampling tank frame structure (19) is arranged at the right lower part of the return pipe (12); the auxiliary support connecting pipe frame structure (20) is arranged in the auxiliary cooling plate frame structure (18); the outflow pipe (21) is welded at the left lower part of the denitration bin (6); the auxiliary cooling plate frame structure (18) comprises a working shell (181), a shell cavity (182), an assembling plate (183), cooling fins (184), an installation cylinder (185), a filter screen (186), a fixing plate (187), a rotating motor (188) and fan blades (189), wherein the working shell (181) is welded at the lower left part of the shell (1); the shell cavity (182) is arranged inside the working shell (181); the assembling plates (183) are respectively installed on the front side and the rear side of the upper part of the inner wall of the shell cavity (182) through bolts; the radiating fins (184) are welded between the assembling plate (183) and the assembling plate (183); the mounting cylinder (185) is welded at the upper end of the working shell (181); the filter screen (186) is arranged at the upper end of the mounting cylinder (185) through bolts; the fixing plate (187) is welded at the middle part of the inner wall of the mounting cylinder (185); the rotating motor (188) is embedded in the mounting cylinder (185).

2. The novel flue gas low-temperature dry desulfurization and denitrification reaction device according to claim 1, wherein the sampling tank frame structure (19) comprises a three-way head (191), an upper connecting pipe (192), a third manual valve (193), a lower connecting pipe (194), a fourth manual valve (195) and a sampling tank (196), wherein the three-way head (191) is in threaded connection with the lower side inside the return pipe (12); one end of the upper connecting pipe (192) is in threaded connection with the right end of the tee joint head (191), and the other end of the upper connecting pipe is in threaded connection with the upper end of the third manual valve (193); one end of the lower connecting pipe (194) is in threaded connection with the lower end of the third manual valve (193), and the other end of the lower connecting pipe is in threaded connection with the upper end of the fourth manual valve (195); the sampling tank (196) is connected with the lower end of the fourth manual valve (195) in a threaded manner.

3. The novel flue gas low-temperature dry desulfurization and denitration reaction device of claim 1, wherein the auxiliary support connecting pipe frame structure (20) comprises a support plate (201), a base (202), a left assembly head (203), a circulating pipe (204), a right assembly head (205) and heat conducting fins (206), wherein the support plate (201) is welded on the left side and the right side of the upper surface of the base (202) respectively, and the upper end of the support plate is welded on the left side and the right side of the lower part of the working shell (181) respectively; the left assembly head (203) is embedded in the support plate (201), and the right end of the left assembly head (203) is welded with the lower part of the circulating pipe (204); one end of the right assembly head (205) is welded at the upper right part of the circulating pipe (204), and the other end is welded at the upper left part of the desulfurization bin (3); the heat conducting sheet (206) is embedded at the rear side in the working shell (181), and the circulating pipe (204) is embedded at the front side in the heat conducting sheet (206).

4. The novel low-temperature dry flue gas desulfurization and denitrification reaction device of claim 1, wherein the output shaft of the rotating motor (188) is embedded with a fan blade (189), and the lower part of the fan blade (189) corresponds to the circulating pipe (204).

5. The novel flue gas low-temperature dry desulfurization and denitrification reaction device according to claim 1, wherein two assembling plates (183) are provided, and the radiating fins (184) between the assembling plates (183) and the assembling plates (183) are copper plates.

6. The novel low-temperature dry flue gas desulfurization and denitrification reaction device according to claim 1, wherein the shell cavity (182) inside the working shell (181) is respectively connected with the assembling plate (183) and the mounting cylinder (185).

7. The novel low-temperature dry flue gas desulfurization and denitrification reaction device according to claim 2, wherein the lower connecting pipe (194) at the upper end of the sampling tank (196) is communicated with the tee joint (191) through the upper connecting pipe (192).

8. The novel low-temperature dry flue gas desulfurization and denitrification reaction device according to claim 2, wherein the third manual valve (193) and the fourth manual valve (195) are respectively connected with the lower connecting pipe (194) and the sampling tank (196).

9. The novel low-temperature dry flue gas desulfurization and denitrification reaction device according to claim 3, wherein the heat conducting strip (206) is a copper sheet, and the heat conducting strip (206) is embedded in the circulating pipe (204).

10. The novel low-temperature dry flue gas desulfurization and denitrification reaction device according to claim 4, wherein the circulating pipe (204) is made of copper pipe, and the right side of the circulating pipe (204) is communicated with the desulfurization bin (3).