CN210356459U

CN210356459U - Pitch production flue gas filter equipment

Info

Publication number: CN210356459U
Application number: CN201920948651.1U
Authority: CN
Inventors: 刘宜聪; 李志坤; 王晓波; 申济民
Original assignee: Dongguan Dongjiao Asphalt Co ltd
Current assignee: Dongguan Dongjiao Asphalt Co ltd
Priority date: 2019-06-21
Filing date: 2019-06-21
Publication date: 2020-04-21
Anticipated expiration: 2029-06-21

Abstract

The utility model discloses a pitch production flue gas filter equipment belongs to pitch production technical field, including the intercommunication pipeline, cross the tobacco pipe way, spray mechanism and filtering mechanism, the intercommunication pipeline with cross the tobacco pipe way cooperation of pegging graft, spray the mechanism and install on crossing the tobacco pipe way, filtering mechanism with cross tobacco pipe way fixed connection, filtering mechanism includes filtering conduit, combustion chamber, filtering component and the subassembly of blowing, filtering conduit with cross tobacco pipe way fixed connection, filtering component and filtering conduit sliding fit, the subassembly of blowing is installed on crossing the tobacco pipe way, the combustion chamber is located filtering conduit's below and is equipped with two slag pipes that extend to in the filtering conduit on the combustion chamber. The utility model discloses an activated carbon filter layer filters the waste residue absorption back in with the pitch flue gas to the pitch flue gas, makes the waste residue come off the activated carbon filter layer and make the waste residue get into through the sediment pipeline through the shower nozzle of blowing in, leads to the sediment pipeline and carries the waste residue to the incineration chamber, and the incineration chamber burns the operation to the waste residue of leading to the sediment pipe transport.

Description

Pitch production flue gas filter equipment

Technical Field

The utility model belongs to the technical field of the pitch production technique and specifically relates to a pitch production flue gas filter equipment is related to.

Background

The asphalt smoke mainly contains aromatic organic matters, a small part of straight-chain hydrocarbon and water vapor, and carcinogenic substances such as 3, 4-benzopyrene contained in the asphalt smoke are directly discharged, so that the air pollution is large and the odor is heavy, and therefore the asphalt smoke is required to be purified and discharged after reaching standards. The Chinese utility model patent CN201010101050.0 discloses a method for efficiently treating asphalt smoke by using poplar, Ningdeian and the like: the calcined flue gas of the rotary kiln rear combustion chamber is utilized, so that the asphalt flue gas generated by the green anode production passes through the rotary kiln rear combustion chamber, tar and polycyclic aromatic hydrocarbon in the asphalt flue gas in the rotary kiln rear combustion chamber are decomposed and combusted, and harmful substances such as benzo-pyrene and the like are effectively removed. Although the technology can purify the asphalt flue gas generated by the manufacture of the green anode and the melting of the asphalt through combustion in the combustion chamber behind the rotary kiln, the harmful substance, namely benzopyrene, is completely removed, the operation cost is higher, and the economic cost is higher.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pitch production flue gas filter equipment to solve the higher technical problem of impurity burning treatment cost in the pitch flue gas among the prior art.

The utility model provides a pitch production flue gas filter equipment, including the intercommunication pipeline, cross the tobacco pipe way, spray mechanism and filtering mechanism, the intercommunication pipeline with cross the tobacco pipe way and peg graft the cooperation and both be linked together, spray the front end that the mechanism is located the intercommunication pipeline and spray the mechanism and install on crossing the tobacco pipe way, filtering mechanism is located the front end and the filtering mechanism that spray the mechanism and crosses tobacco pipe way fixed connection, filtering mechanism includes filtering pipe way, incineration chamber, filter assembly and the subassembly of blowing, filtering pipe's one end with cross tobacco pipe way fixed connection, filter assembly pegs graft in filtering pipe's middle section and filter assembly and filtering pipe sliding fit, the subassembly of blowing is installed in the other end that crosses the tobacco pipe way, the incineration chamber is located filtering pipe's below and is equipped with two slag pipes that extend to in the filtering pipe way on the incineration chamber.

Furthermore, the smoke passing pipeline is horizontally arranged, a bearing seat is arranged at the lower section of the smoke passing pipeline, a blowing fan fixedly connected with the smoke passing pipeline is arranged at one end of the smoke passing pipeline, and the output end of the blowing fan faces the spraying mechanism.

Furthermore, the spraying mechanism comprises a water storage tank, a spraying component and a water collecting block, the water storage tank is positioned below the smoke passing pipeline, the water collecting block is funnel-shaped, the top of the water collecting block is fixedly connected with the smoke passing pipeline into a whole, the bottom of the water collecting block is provided with a first pipeline extending into the water storage tank, the spraying component is arranged on the smoke passing pipeline, the spraying component is positioned right above the water collecting block and comprises a main pipeline and three branch pipelines, the three branch pipelines are arranged at equal intervals, the same ends of the three branch pipelines are all in inserted fit with the main pipeline, the three branch pipelines are all provided with water pipelines extending into the smoke pipeline, each water pipeline is connected with a water spray nozzle communicated with the water pipeline, a fixed seat is arranged below each branch pipeline, the rear end of the main pipeline is provided with a water supply pipeline communicated with the main pipeline, and one end of the water supply pipeline extends into the water storage tank.

Further, storage water tank level sets up and storage water tank overlap joint subaerial, is equipped with on the storage water tank rather than overlap joint complex sealed lid, sealed covering is equipped with the breach of dodging that is used for dodging water supply pipe and first pipeline, the baffle that is equipped with vertical setting in the storage water tank and the upper segment of baffle begin to have the water hole, the baffle is located first chamber and the chamber is held to the second with the space division in the storage water tank, first intracavity that holds is equipped with milipore filter layer and working shaft, the cooperation of pegging graft of milipore filter layer and storage water tank, water supply pipe arrange first intracavity and water supply pipe and working shaft output in and peg graft the cooperation, and the intracavity is held to the second is placed in to first.

Further, the below that the filter tube level set up and filter tube is equipped with the support frame, be equipped with the barrier plate in the filter tube, the barrier plate cuts off filter tube's anterior segment for first filter path and second filter path, the rear end of first filter path and second filter path all is equipped with the bead, the top that is provided with pivot and pivot in the filter tube passes filter tube and is equipped with driven gear at its tip, the side of pivot is equipped with rather than fixed connection's closing plate, and filter tube's top is equipped with sealed motor, be equipped with rather than fixed connection's driving gear on the output shaft of sealed motor, the driving gear meshes with driven gear mutually.

Furthermore, filtering component includes two grafting blocks, and two grafting block intervals set up and two grafting blocks are pegged graft respectively in first filtration way and second filtration way, all are equipped with the activated carbon filter layer on two grafting blocks and the top of two grafting blocks all is equipped with the handle.

Further, the subassembly of blowing includes two and filtering duct sliding fit's baffler, and two baffler intervals set up and two baffler are located the front end of first filtration way and second filtration way respectively, all install the shower nozzle of blowing on two baffler, two the side of baffler all is equipped with lifting wheel and lifting motor, lifting motor and filtering duct lateral wall fixed connection, lifting wheel and lifting motor output shaft fixed connection and lifting wheel conflict cooperation with the baffler.

Furthermore, the two slag passing pipes respectively extend into the first filter channel and the second filter channel.

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

firstly, the utility model conveys the untreated asphalt smoke into the communicating pipeline, the asphalt smoke enters into the filtering pipeline and passes through the working area of the spraying component, after the three branch pipes spray the asphalt smoke through the water pipeline and the water spray nozzle, the asphalt smoke enters into the first filtering channel or the second filtering channel arranged in the filtering pipeline, the activated carbon filtering layer arranged in the first filtering channel and the second filtering channel filters the asphalt smoke, the harmful substances contained in the asphalt smoke are adsorbed by the activated carbon, when the activated carbon filtering layer in the first filtering channel or the second filtering channel works for a period of time, the sealing motor drives the driving gear to rotate so as to drive the driven gear to rotate, the driven gear rotates to drive the rotating shaft and the sealing plate fixed on the rotating shaft to rotate, the sealing plate seals the first filtering channel or the second filtering channel, two lifting motors drive two lifting wheels simultaneously and rotate, two lifting wheels make two bafflers vertically move downwards, the work of blow shower nozzle blows the absorbent waste material on the active carbon layer and makes the waste material come off the active carbon filter layer, waste material in first filter path or the second filter path gets into respectively and leads to behind the sediment pipeline, the incineration chamber burns the waste residue of leading to the sediment pipe transport operation, filter the pitch flue gas through the active carbon filter layer and adsorb the back with the waste residue in the pitch flue gas, make waste residue come off the active carbon filter layer and make the waste residue get into through in the sediment pipeline through the blow shower nozzle, lead to the sediment pipeline and carry the waste residue to the incineration chamber, the incineration chamber burns the waste residue of leading to the sediment pipe transport operation, with this in order to solve the higher technical problem of impurity burning treatment cost in the pitch flue gas among the prior art effectively.

Secondly, the utility model is provided with a spraying mechanism, when the asphalt smoke is needed to enter a smoke pipeline through a communicating pipeline, a blast fan arranged in the smoke pipeline conveys the asphalt smoke to a working area of the spraying mechanism, a water supply pump conveys the filtered water in a water storage tank into a main pipeline through a water supply pipeline, the main pipeline conveys the water into three branch pipelines, the water flow in the three branch pipelines is conveyed into a water spray nozzle through the water supply pipeline, the water spray nozzle sprays the asphalt smoke floating above a water collecting block, the water flow passes through the asphalt smoke and brings the waste residue in the asphalt smoke to the water collecting block, the water in the water collecting block flows into the water storage tank through a first pipeline, the water containing the waste residue flows to the direction of an ultrafiltration membrane filter layer through a water through hole arranged on a clapboard, the water flow is conveyed into the water supply pipeline through the water supply pump after being filtered by the ultrafiltration membrane filter layer, the steps are continuously repeated to achieve the purpose of saving water resources.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic perspective view of the present invention;

FIG. 3 is an assembly view of the smoke-passing pipe and the spraying mechanism of the present invention;

FIG. 4 is a partial cross-sectional view of the present invention;

fig. 5 is a partial cross-sectional view of the sealing cap of the present invention;

fig. 6 is a schematic view of a partial three-dimensional structure of the filtering mechanism of the present invention;

fig. 7 is a schematic view of a partial three-dimensional structure of the filtering mechanism of the present invention.

Reference numerals:

the device comprises a communication pipeline 1, a smoke passing pipeline 2, a bearing seat 21, a blowing fan 22, a spraying mechanism 3, a water storage tank 31, a sealing cover 311, a partition plate 312, a water passing hole 313, a first accommodating cavity 314, a second accommodating cavity 315, an ultrafiltration membrane filtering layer 316, a water supply pump 317, a spraying assembly 32, a main pipeline 321, a branch pipeline 322, a water passing pipeline 323, a water spray nozzle 324, a fixed seat 325, a water supply pipeline 326, a water collecting block 33, a first pipeline 331, a filtering mechanism 4, a filtering pipeline 41, a blocking plate 411, a first filtering channel 412, a second filtering channel 413, a convex edge 414, a rotating shaft 415, a driven gear 416, a blocking plate 417, a blocking motor 418, a driving gear 419, an incineration chamber 42, a slag passing pipe 421, a filtering assembly 43, a plug-in block 431, a pull handle 432, a blowing assembly 44, a blocking plate 441, a blowing nozzle 442, a lifting.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention.

The components of the embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 7, an embodiment of the present invention provides a flue gas filtering apparatus for asphalt production, including a communicating pipe 1, a flue gas passing pipe 2, a spraying mechanism 3 and a filtering mechanism 4, wherein the communicating pipe 1 is in splicing fit with the flue gas passing pipe 2 and is communicated with the flue gas passing pipe 2, the spraying mechanism 3 is located at the front end of the communicating pipe 1 and the spraying mechanism 3 is installed on the flue gas passing pipe 2, the filtering mechanism 4 is located at the front end of the spraying mechanism 3 and the filtering mechanism 4 is fixedly connected with the flue gas passing pipe 2, the filtering mechanism 4 includes a filtering pipe 41, an incineration chamber 42, a filtering assembly 43 and a blowing assembly 44, one end of the filtering pipe 41 is fixedly connected with the flue gas passing pipe 2, the filtering assembly 43 is spliced at the middle section of the filtering pipe 41 and the filtering assembly 43 is in sliding fit with the filtering pipe 41, the blowing assembly 44 is installed at the other end of the flue gas passing, the incineration chamber 42 is located below the filtering pipeline 41, and two slag through pipes 421 extending into the filtering pipeline 41 are arranged on the incineration chamber 42.

Specifically, cross the lower section setting support seat 21 of tobacco pipe 2 level setting and cross tobacco pipe 2, the one end of crossing tobacco pipe 2 is equipped with rather than fixed connection's blower fan 22, the output orientation of blower fan 22 sprays mechanism 3, and when the pitch flue gas got into through tobacco pipe 2 through communicating pipe 1, the blower fan 22 that sets up in crossing tobacco pipe 2 carried the pitch flue gas to spraying mechanism 3 work area to pitch flue gas temperature is higher, and blower fan 22 can carry out the forced air cooling operation to the pitch flue gas.

Specifically, the spraying mechanism 3 includes a water storage tank 31, a spraying component 32 and a water collecting block 33, the water storage tank 31 is located below the smoke passing pipe 2, the water collecting block 33 is funnel-shaped, the top of the water collecting block 33 is fixedly connected with the smoke passing pipe 2 into a whole, a first pipeline 331 extending into the water storage tank 31 is arranged at the bottom of the water collecting block 33, the spraying component 32 is installed on the smoke passing pipe 2, the spraying component 32 is located right above the water collecting block 33, the spraying component 32 includes a main pipeline 321 and three branch pipelines 322, the three branch pipelines 322 are arranged at equal intervals, the same ends of the three branch pipelines 322 are all in inserting fit with the main pipeline 321, water passing pipelines 323 extending into the smoke passing pipe 2 are all arranged on the three branch pipelines 326, each water passing pipeline 323 is connected with a water spraying nozzle 324 communicated with the water passing pipeline 323, fixing seats 325 are all arranged below the three branch pipelines 322, a water supply pipeline communicated with the main pipeline 321 is arranged at the rear end, one end of water supply pipe 326 extends to in the storage water tank 31, and the trunk line 321 carries water to in the three branch pipe 322, and rivers in the three branch pipe 322 pass through water pipeline 323 and carry in to water spray head 324, and water spray head 324 sprays the operation to the pitch flue gas that catchments piece 33 top and wafts, and rivers pass through the pitch flue gas and take the waste residue in the pitch flue gas to catchment piece 33 on, and water in the catchment piece 33 flows into in the storage water tank 31 through first pipeline 331 to realize the recovery of water resource.

Specifically, storage water tank 31 level setting and storage water tank 31 overlap joint subaerial, be equipped with on storage water tank 31 rather than overlap joint complex sealed lid 311, be equipped with the breach of dodging that is used for dodging water supply pipe 326 and first pipeline 331 on sealed lid 311, be equipped with the baffle 312 of vertical setting and the upper segment of baffle 312 in the storage water tank 31 begins to have water hole 313, the baffle 312 is located first holding chamber 314 and second holding chamber 315 with the space segmentation in storage water tank 31, be equipped with milipore filter layer 316 and feed pump 317 in the first holding chamber 314, milipore filter layer 316 and storage water tank 31 grafting cooperation, water supply pipe 326 arranges in first holding chamber 314 and water supply pipe 326 and feed pump 317 output end grafting cooperation, first pipeline 331 is arranged in second holding chamber 315, first pipeline 331 is used for holding the intracavity with the water of catchmenting in the piece 33 to the second and carries, waste residues are precipitated to the bottom of the water storage tank 31, waste oil in asphalt smoke flows into the first accommodating cavity 314 through the water through holes 313, the water flow in the second accommodating cavity 315 is filtered by the ultrafiltration membrane filtering layer 316, and the filtered water is conveyed into the water supply pipeline 326 through the water supply pump 317.

Specifically, the filtering pipe 41 is horizontally arranged, a support frame is arranged below the filtering pipe 41, a blocking plate 411 is arranged in the filtering pipe 41, the blocking plate 411 partitions the front section of the filtering pipe 41 into a first filtering channel 412 and a second filtering channel 413, protruding ribs 414 are arranged at the rear ends of the first filtering channel 412 and the second filtering channel 413, a rotating shaft 415 is arranged in the filtering pipe 41, the top of the rotating shaft 415 penetrates through the filtering pipe 41, a driven gear 416 is arranged at the end of the rotating shaft, a closing plate 417 fixedly connected with the rotating shaft 415 is arranged beside the rotating shaft 415, a closing motor 418 is arranged at the top of the filtering pipe 41, a driving gear 419 fixedly connected with the closing motor 418 is arranged on an output shaft of the closing motor 418, the driving gear 419 is engaged with the driven gear 416, and when waste residues on the filtering assembly 43 need to be removed, the closing motor 418 drives the driving gear 419 to rotate so as to drive the driven gear 416, the driven gear 416 rotates the rotating shaft 415 and the closing plate 417 fixed to the rotating shaft 415, and the closing plate 417 is engaged with the rib 414 to close the first filter passage 412 or the second filter passage 413.

Specifically, filter assembly 43 includes two plug blocks 431, two plug blocks 431 intervals set up and two plug blocks 431 peg graft respectively in first filter channel 412 and second filter channel 413, all be equipped with the activated carbon filter layer on two plug blocks 431 and the top of two plug blocks 431 all is equipped with handle 432, the activated carbon filter layer that sets up on two plug blocks 431 is used for filtering the pitch flue gas in first filter channel 412 or second filter channel 413, the handle 432 that plug block 431 portion set up is convenient for the user to change the activated carbon filter layer.

Specifically, the blowing assembly 44 includes two blocking plates 441 slidably engaged with the filtering duct 41, the two blocking plates 441 are disposed at an interval, the two blocking plates 441 are respectively located at the front ends of the first filtering duct 412 and the second filtering duct 413, the blowing nozzles 442 are respectively installed on the two blocking plates 441, the lifting wheels 443 and the lifting motors 444 are respectively installed at the lateral sides of the two blocking plates 441, the lifting motors 444 are fixedly connected with the outer side wall of the filtering duct 41, the lifting wheels 443 are fixedly connected with the output shaft of the lifting motors 444, and the lifting wheels 443 are in interference fit with the blocking plates 441, when the activated carbon filter layer in the first filtering duct 412 or the second filtering duct 413 works for a period of time, the sealing motor 418 drives the driving gear 419 to rotate so as to drive the driven gear 416 to rotate, the driven gear 416 rotates to drive the rotating shaft 415 and the sealing plate 417 fixed on the rotating shaft 415 to rotate, the sealing plate 417 seals the first filtering duct 412 or the second filtering duct 413, the two lifting motors 444 simultaneously drive the two lifting wheels 443 to rotate, the two lifting wheels 443 enable the two blocking plates 441 to vertically move downwards, and the blowing nozzle 442 works to blow the adsorbed waste materials on the activated carbon layer so that the waste materials fall off the activated carbon filter layer.

Specifically, the two slag passing pipes 421 extend into the first filter passage 412 and the second filter passage 413 respectively, and the two slag passing pipes 421 are used for conveying the waste slag in the first filter passage 412 and the second filter passage 413 to the incineration chamber 42 for incineration.

The utility model discloses a theory of operation: when the utility model is used, when asphalt smoke enters the smoke passing pipe 2 through the communicating pipe 1, the blowing fan 22 arranged in the smoke passing pipe 2 conveys the asphalt smoke to the working area of the spraying mechanism 3, the water supply pump 317 conveys the filtered water in the water storage tank 31 to the main pipe 321 through the water supply pipe 326, the main pipe 321 conveys the water to the three branch pipes 322, the water in the three branch pipes 322 is conveyed to the water spray nozzle 324 through the water pipe 323, the water spray nozzle 324 sprays the asphalt smoke floating above the water collection block 33, the water passes through the asphalt smoke and brings the waste residue in the asphalt smoke to the water collection block 33, the water in the water collection block 33 flows into the water storage tank 31 through the first pipe 331, the water containing the waste residue flows to the direction of the ultrafiltration membrane filter layer 316 through the water passing hole 313 arranged on the partition plate 312, the ultrafiltration membrane filter layer 316 filters the water and conveys the water to the water supply pipe 317 through the water supply pump, the steps are repeated continuously to achieve the purpose of saving water resources, the asphalt smoke enters the first filter channel 412 or the second filter channel 413 arranged in the filter pipeline 41, the activated carbon filter layers arranged in the first filter channel 412 and the second filter channel 413 filter the asphalt smoke, harmful substances contained in the asphalt smoke are adsorbed by activated carbon, after the activated carbon filter layers in the first filter channel 412 or the second filter channel 413 work for a period of time, the sealing motor 418 drives the driving gear 419 to rotate so as to drive the driven gear 416 to rotate, the driven gear 416 rotates to drive the rotating shaft 415 and the sealing plate 417 fixed on the rotating shaft 415 to rotate, the sealing plate 417 seals the first filter channel 412 or the second filter channel 413, the two lifting motors 444 drive the two lifting wheels 443 to rotate simultaneously, and the two lifting wheels 443 make the two blocking plates 441 move vertically downwards, the blowing nozzle 442 blows the adsorbed waste on the activated carbon layer to make the waste fall off the activated carbon filter layer, and after the waste in the first filter channel 412 or the second filter channel 413 respectively enters the slag through pipe 421, the incineration chamber 42 incinerates the waste slag conveyed by the slag through pipe 421.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The asphalt production flue gas filtering device is characterized by comprising a communicating pipeline (1), a smoke passing pipeline (2), a spraying mechanism (3) and a filtering mechanism (4), wherein the communicating pipeline (1) is in plug fit with the smoke passing pipeline (2) and is communicated with the smoke passing pipeline (2), the spraying mechanism (3) is positioned at the front end of the communicating pipeline (1), the spraying mechanism (3) is arranged on the smoke passing pipeline (2), the filtering mechanism (4) is positioned at the front end of the spraying mechanism (3), the filtering mechanism (4) is fixedly connected with the smoke passing pipeline (2), the filtering mechanism (4) comprises a filtering pipeline (41), an incineration chamber (42), a filtering component (43) and a blowing component (44), one end of the filtering pipeline (41) is fixedly connected with the smoke passing pipeline (2), the filtering component (43) is plugged in the middle section of the filtering pipeline (41), and the filtering component (43) is in sliding fit with the filtering pipeline (41), blow subassembly (44) and install in the other end of crossing tobacco pipe (2), incineration chamber (42) are located the below of filter tube (41) and are equipped with two slag pipe (421) that lead to that extend to in the filter tube (41) on incineration chamber (42).

2. The asphalt production flue gas filtering device according to claim 1, wherein the smoke passing pipe (2) is horizontally arranged, a supporting seat (21) is arranged at the lower section of the smoke passing pipe (2), a blowing fan (22) fixedly connected with the smoke passing pipe (2) is arranged at one end of the smoke passing pipe (2), and the output end of the blowing fan (22) faces the spraying mechanism (3).

3. The asphalt production flue gas filtering device according to claim 1, wherein the spraying mechanism (3) comprises a water storage tank (31), a spraying component (32) and a water collecting block (33), the water storage tank (31) is located below the flue gas pipeline (2), the water collecting block (33) is funnel-shaped, the top of the water collecting block (33) is fixedly connected with the flue gas pipeline (2) into a whole, a first pipeline (331) extending into the water storage tank (31) is arranged at the bottom of the water collecting block (33), the spraying component (32) is installed on the flue gas pipeline (2), the spraying component (32) is located right above the water collecting block (33), the spraying component (32) comprises a main pipeline (321) and three branch pipelines (322), the three branch pipelines (322) are arranged at equal intervals, and the same end of the three branch pipelines (322) is in inserted connection with the main pipeline (321), all be equipped with water pipeline (323) that extend to in passing through tobacco pipe (2) on three branch pipeline (322), all be connected with water spray nozzle (324) rather than being linked together on every water pipeline (323), three branch pipeline (322) below all is equipped with fixing base (325), the rear end of trunk line (321) is equipped with water supply pipe (326) rather than being linked together, the one end of water supply pipe (326) extends to in storage water tank (31).

4. The asphalt production flue gas filtering device according to claim 3, wherein the water storage tank (31) is horizontally arranged and the water storage tank (31) is lapped on the ground, a sealing cover (311) in lap joint with the water storage tank (31) is arranged on the water storage tank (31), an avoiding notch for avoiding the water supply pipeline (326) and the first pipeline (331) is arranged on the sealing cover (311), a vertically arranged partition plate (312) is arranged in the water storage tank (31), a water through hole (313) is formed in the upper section of the partition plate (312), the partition plate (312) divides the space in the water storage tank (31) into a first accommodating cavity (314) and a second accommodating cavity (315), an ultrafiltration membrane filtering layer (316) and a water supply pump (317) are arranged in the first accommodating cavity (314), the ultrafiltration membrane filtering layer (316) is in plug-in fit with the water storage tank (31), the water supply pipeline (326) is arranged in the first accommodating cavity (314), and the water supply pipeline (326) is in plug-in fit The first pipe (331) is disposed in the second accommodation chamber (315).

5. The asphalt production flue gas filtering device according to claim 1, wherein the filtering pipeline (41) is horizontally arranged, a support frame is arranged below the filtering pipeline (41), a blocking plate (411) is arranged in the filtering pipeline (41), the blocking plate (411) separates the front section of the filtering pipeline (41) into a first filtering channel (412) and a second filtering channel (413), the rear ends of the first filtering channel (412) and the second filtering channel (413) are respectively provided with a convex rib (414), a rotating shaft (415) is arranged in the filtering pipeline (41), the top of the rotating shaft (415) penetrates through the filtering pipeline (41) and is provided with a driven gear (416) at the end part thereof, a closing plate (417) fixedly connected with the rotating shaft (415) is arranged beside the rotating shaft (415), a closing motor (418) is arranged at the top of the filtering pipeline (41), a driving gear (419) fixedly connected with the closing motor (418) is arranged on an output shaft of the closing motor (418), the driving gear (419) is meshed with the driven gear (416).

6. The asphalt production flue gas filtering device according to claim 5, wherein the filtering assembly (43) comprises two insertion blocks (431), the two insertion blocks (431) are arranged at intervals, the two insertion blocks (431) are respectively inserted into the first filtering channel (412) and the second filtering channel (413), the two insertion blocks (431) are respectively provided with an activated carbon filtering layer, and the tops of the two insertion blocks (431) are respectively provided with a handle (432).

7. The asphalt production flue gas filtering device according to claim 6, wherein the blowing assembly (44) comprises two blocking plates (441) in sliding fit with the filtering pipe (41), the two blocking plates (441) are arranged at intervals, the two blocking plates (441) are respectively positioned at the front ends of the first filtering channel (412) and the second filtering channel (413), blowing nozzles (442) are respectively installed on the two blocking plates (441), lifting wheels (443) and lifting motors (444) are respectively arranged at the lateral sides of the two blocking plates (441), the lifting motors (444) are fixedly connected with the outer side wall of the filtering pipe (41), the lifting wheels (443) are fixedly connected with the output shaft of the lifting motors (444), and the lifting wheels (443) are in interference fit with the blocking plates (441).

8. An asphalt production flue gas filtering device according to claim 7, wherein two slag through pipes (421) extend into the first filtering channel (412) and the second filtering channel (413), respectively.