Asphalt smoke removing device

Abstract

The invention relates to an asphalt smoke removal device, and relates to the technical field of smoke treatment, the asphalt smoke removal device comprises a smoke removal box, a supporting assembly, a driving assembly and a smoke removal assembly, the smoke removal box communicates with a smoke inlet pipe and a smoke outlet pipe, and the smoke outlet pipe is located above the smoke inlet pipe; the supporting assembly is arranged in the smoke removal box and used for supporting the driving assembly. The driving assembly is arranged on the supporting assembly and is used for driving the smoke removal assembly to uniformly absorb asphalt smoke; the smoke removal assembly is arranged in the smoke removal box and used for absorbing and purifying asphalt smoke. The flue gas purification device has the effect of improving flue gas purification.

Description

Technical Field

[0001] The present application relates to the technical field of flue gas treatment, and in particular to an asphalt fume removal device. Background Art

[0002] During the processing and production of modified asphalt, the asphalt needs to be heated. During the heating process of the asphalt, a large amount of asphalt fume will be generated, the main components of which are suspended particles, sulfides, CO, NO, exhaust gas, etc. Since the flue gas contains a variety of sulfides and organic matter that are harmful to human health, the asphalt fume needs to be removed.

[0003] At present, the general treatment device is to pass the asphalt fume from the lower part of the packing tower, and the packing layer absorbs the fume, so that the dust and tar mist in the asphalt fume can be removed.

[0004] However, during the smoke removal process, due to the uneven distribution of smoke in the packed tower, it is difficult for the smoke to fully contact the packing, thereby reducing the effect of smoke purification. Summary of the invention

[0005] In order to improve the effect of flue gas purification, the present application provides an asphalt fume removal device.

[0006] The present application provides an asphalt fume removal device, which adopts the following technical solution: An asphalt smoke removal device comprises a smoke removal box, a support assembly, a drive assembly and a smoke removal assembly, wherein the smoke removal box is connected to a smoke inlet pipe and a smoke outlet pipe, and the smoke outlet pipe is located above the smoke inlet pipe; the support assembly is arranged in the smoke removal box and is used to support the drive assembly; the drive assembly is arranged on the support assembly and is used to drive the smoke removal assembly to uniformly absorb asphalt smoke; the smoke removal assembly is arranged in the smoke removal box and is used to absorb and purify the asphalt smoke.

[0007] By adopting the above technical solution, the supporting assembly supports and fixes the driving assembly, and the asphalt smoke enters the smoke removal box through the smoke inlet pipe. The asphalt smoke drives the driving assembly to rotate, and the driving assembly drives the smoke removal assembly to uniformly absorb and purify the asphalt smoke. The purified smoke is discharged through the smoke outlet pipe, so that the asphalt smoke can be cleaned more comprehensively, thereby improving the purification effect of the asphalt smoke.

[0008] Optionally, the support assembly includes a fixed column and a sleeve, the fixed column is fixedly connected in the smoke removal box, and the sleeve is sleeved on the fixed column and rotatably connected to the fixed column.

[0009] By adopting the above technical solution, the fixing column and the sleeve cooperate with each other, so that the support component has sufficient strength and stability, so as to support the driving component and the smoke removal component, thereby easily ensuring the normal operation of the device.

[0010] Optionally, the driving assembly includes an exhaust pump, an impeller, a driving part and a driven part, the exhaust pump is arranged on the smoke inlet pipe; the impeller is coaxially fixedly connected to the sleeve and is located on one side of the smoke inlet pipe, and the axial direction of the smoke inlet pipe and the axial direction of the impeller are staggered; the driving part is arranged on the sleeve and is used to drive the driven part to transfer power to the smoke removal assembly; the driven part is arranged in the smoke removal box and is used to drive the smoke removal assembly to absorb asphalt smoke more evenly.

[0011] By adopting the above technical solution, the vacuum pump sucks the asphalt smoke into the smoke removal box, the asphalt smoke drives the impeller to rotate, and the impeller disperses the asphalt smoke, making it easy to disperse the asphalt smoke evenly; at the same time, the impeller drives the sleeve to rotate, the sleeve drives the driving part to rotate, the driving part drives the driven part to transfer power to the smoke removal component, and the driven part drives the smoke removal component to absorb the asphalt smoke evenly, thereby improving the efficiency of the device in absorbing asphalt smoke, and then making the purification effect of the device more stable.

[0012] Optionally, the driving part includes a push rod, a connecting rod and a slider, one end of the push rod is rotatably connected to the edge end of the top surface of the sleeve, and the other end is rotatably connected to the connecting rod; one end of the connecting rod away from the push rod is rotatably connected to the slider, and the slider is arranged on the driven part.

[0013] By adopting the above technical solution, the asphalt smoke drives the impeller to rotate, the impeller drives the casing to rotate, the casing drives the push rod to rotate, the push rod drives the connecting rod to move, and the connecting rod drives the slider to slide, so that the slider can transmit power to the smoke removal component, so that the smoke removal component can easily and evenly absorb the asphalt smoke, and then the device can absorb the asphalt smoke more efficiently.

[0014] Optionally, the driven part includes a first telescopic rod and a second telescopic rod, the fixed end of the first telescopic rod is fixedly connected to the smoke removal box and is located above the impeller, the movable end of the first telescopic rod is arranged in a direction close to the sleeve, and the end of the movable end of the first telescopic rod away from the smoke removal box is fixedly connected to the end of the slider away from the connecting rod; the second telescopic rod is fixedly connected to the smoke removal box, and the rodless cavity of the second telescopic rod is connected to the rodless cavity of the first telescopic rod; a spur rack is fixedly connected to the movable end of the second telescopic rod, and the axial direction of the spur rack is the same as the axial direction of the movable end of the second telescopic rod; the spur rack is meshed with a gear, and the gear is rotatably connected to the smoke removal box.

[0015] By adopting the above technical solution, the push rod drives the connecting rod to move, the connecting rod drives the slider to slide, the slider drives the movable end of the first telescopic rod to move, the volume of the rodless cavity of the first telescopic rod is reduced, and because the rodless cavity of the second telescopic rod is connected to the rodless cavity of the first telescopic rod, the volume of the rodless cavity of the second telescopic rod is increased, so that the movable end of the second telescopic rod moves, and the movable end of the second telescopic rod drives the spur rack to move, the spur rack drives the gear to rotate, and the gear transmits power to the smoke removal component, thereby increasing the transmission accuracy and stability of the device, so that the device can absorb asphalt smoke more efficiently.

[0016] Optionally, the smoke removal assembly includes a first filter, a second filter and a filling plate, the first filter being fixedly connected in the smoke removal box and located above the first telescopic rod; the second filter being fixedly connected in the smoke removal box, the second filter being located above the first filter and below the smoke outlet pipe, the precision of the second filter being less than the precision of the first filter; the filling plate being located between the first filter and the second filter, the filling plate being fixedly provided with a rotating shaft, the axial direction of the rotating shaft being perpendicular to the axial direction of the thickness direction of the filling plate, one end of the rotating shaft being coaxially fixedly connected to the gear, and the other end being rotatably connected to the smoke removal box.

[0017] By adopting the above technical solution, the spur rack drives the gear to rotate, the gear drives the rotating shaft to rotate, and the rotating shaft drives the filler plate to rotate, thereby increasing the contact area between the filler plate and the asphalt smoke; at the same time, by setting the first filter net and the second filter net, the particulate matter in the asphalt smoke can be filtered, making it difficult for the filler plate to be attached and blocked by large particles, thereby easily improving the filler plate's absorption efficiency of the particulate matter and harmful gases in the asphalt smoke, thereby improving the purification effect of the asphalt smoke.

[0018] Optionally, a cleaning component is also included, which includes a third telescopic rod and a fixed plate, the third telescopic rod is fixedly connected in the smoke removal box and is located between the first telescopic rod and the first filter, the movable end of the third telescopic rod is set in a direction close to the first filter, the rod cavity of the first telescopic rod is connected to the rodless cavity of the third telescopic rod; the fixed plate is fixedly connected to the movable end of the third telescopic rod.

[0019] By adopting the above technical solution, the push rod drives the connecting rod to move, the connecting rod drives the slider to slide, the slider drives the movable end of the first telescopic rod to move, the volume of the rod cavity of the first telescopic rod is reduced, and because the rod cavity of the first telescopic rod is connected with the rodless cavity of the third telescopic rod, the volume of the rodless cavity of the third telescopic rod is increased, so that the movable end of the third telescopic rod moves, and the movable end of the third telescopic rod drives the fixed plate to move, and the fixed plate pushes the first filter to deform, and when the fixed plate is away from the first filter, the first filter restores its deformation, so that the first filter is easy to shake off large particles during the oscillation process; When the purification is stopped, the vacuum pump reverses the suction, and the air sucks the large particles in the smoke removal box out of the smoke removal box, so that the first filter screen and the second filter screen are not easily blocked, thereby facilitating the purification effect of asphalt smoke.

[0020] Optionally, a scraper is fixedly connected to the sleeve, and the scraper is located between the impeller and the first telescopic rod and abuts against the inner wall of the smoke removal box.

[0021] By adopting the above technical solution, the impeller drives the sleeve to rotate, and the sleeve drives the scraper to rotate, so that the scraper can easily scrape off the smoke and debris adhering to the inner wall of the smoke removal box, thereby facilitating the cleaning of the smoke removal box.

[0022] Optionally, a plurality of tooth grooves are formed on the scraper, and the plurality of tooth grooves are evenly arranged along a direction of the smoke removal box close to the fixed column.

[0023] By adopting the above technical solution and providing the tooth grooves, the device can further disperse the asphalt smoke, thereby making the asphalt smoke more evenly dispersed, thereby improving the efficiency of the device in absorbing the asphalt smoke.

[0024] In summary, the present application includes at least one of the following beneficial technical effects: By arranging an air pump, an impeller, a driving part and a driven part, the efficiency of the device in absorbing asphalt smoke is improved, thereby making the purification effect of the device more stable; By providing the first filter screen and the second filter screen, the filler plate is not easily clogged by large particles, so that it is easy to improve the absorption efficiency of the filler plate on particles and harmful gases in the asphalt smoke, thereby improving the purification effect of the asphalt smoke; By providing the third telescopic rod and the fixing plate, the first filter screen and the second filter screen are not easily blocked, thereby facilitating further improving the purification effect of asphalt smoke; By providing the teeth and grooves, the device can further disperse the asphalt smoke, thereby making the asphalt smoke more evenly dispersed, thereby improving the efficiency of the device in absorbing the asphalt smoke. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1It is a schematic diagram of the structure of an embodiment of the present application; Figure 2 is a cross-sectional view intended to illustrate a smoke removal assembly; Figure 3 It is a schematic diagram for explaining the structure of the drive unit.

[0026] Description of reference numerals: 1. Smoke removal box; 11. Smoke inlet pipe; 12. Smoke outlet pipe; 13. Protective cover; 14. Rotating plate; 15. Partition plate; 151. Through groove; 2. Support assembly; 21. Fixed column; 22. Sleeve; 221. Scraper; 222. Tooth groove; 3. Driving assembly; 31. Vacuum pump; 32. Impeller; 33. Driving part; 331. Push rod; 332. Connecting rod; 333. Sliding block; 34. Follower; 341. First telescopic rod; 342. Second telescopic rod; 3421. Guide pipe; 343. Straight rack; 344. Gear; 4. Smoke removal assembly; 41. First filter; 42. Second filter; 43. Filling plate; 44. Rotating shaft; 5. Cleaning assembly; 51. Third telescopic rod; 511. Guide pipe; 52. Fixed plate. DETAILED DESCRIPTION

[0027] The following is combined with Figure 1-3 This application is described in further detail.

[0028] The present application discloses an asphalt fume removal device. Figure 1 and Figure 2 A asphalt smoke removal device includes a smoke removal box 1, a support assembly 2, a drive assembly 3, a smoke removal assembly 4 and a cleaning assembly 5. The support assembly 2 is arranged in the smoke removal box 1 and is used to support the drive assembly 3; the drive assembly 3 is arranged on the support assembly 2 and is used to drive the smoke removal assembly 4 to uniformly absorb the asphalt smoke; the smoke removal assembly 4 is arranged in the smoke removal box 1 and is used to absorb and purify the asphalt smoke; the cleaning assembly 5 is arranged in the smoke removal box 1 and is used to clean large particles of impurities on the smoke removal assembly 4.

[0029] When in use, the support component 2 supports and fixes the driving component 3, and the asphalt smoke enters the smoke removal box 1. The asphalt smoke drives the driving component 3 to rotate, and the driving component 3 drives the smoke removal component 4 to evenly absorb and purify the asphalt smoke. At the same time, the driving component 3 drives the cleaning component 5 to clean the large particles of impurities on the smoke removal component 4, so that the asphalt smoke can be cleaned more comprehensively, thereby improving the purification effect of the asphalt smoke.

[0030] Reference Figure 1 The smoke removal box 1 is in a circular cylindrical shape and is vertically arranged. A smoke inlet pipe 11 and a smoke outlet pipe 12 are connected to the smoke removal box 1. The smoke inlet pipe 11 and the smoke outlet pipe 12 are respectively located on both sides of the smoke removal box 1, and the smoke outlet pipe 12 is located above the smoke inlet pipe 11.

[0031] Reference Figure 2 The support assembly 2 includes a fixed column 21 and a sleeve 22. The fixed column 21 is a circular column and is vertically arranged. The fixed column 21 is located in the smoke removal box 1 and is fixedly connected to the center of the bottom end of the smoke removal box 1. The sleeve 22 is a circular tube and is sleeved on the fixed column 21. The sleeve 22 is rotatably connected to the fixed column 21.

[0032] Reference Figure 2 A scraper 221 is fixedly connected to the sleeve 22, and a plurality of scrapers 221 are provided. The plurality of scrapers 221 are evenly arranged around the axial direction of the sleeve 22. The scraper 221 is in the shape of a rectangular plate. The length direction of the scraper 221 is perpendicular to the axial direction of the sleeve 22. The scraper 221 is located on the side wall of the sleeve 22 and abuts against the inner wall of the smoke removal box 1.

[0033] Reference Figure 2 The scraper 221 is provided with a plurality of tooth grooves 222 , which are evenly arranged along the length direction of the scraper 221 . The tooth grooves 222 are in the shape of rectangular grooves and are located on one side of the scraper 221 close to the bottom end of the smoke removal box 1 .

[0034] Reference Figure 2 and Figure 3 The driving assembly 3 includes an air pump 31, an impeller 32, a driving part 33 and a driven part 34. The air pump 31 is arranged on the smoke inlet pipe 11 and is located in the middle of the smoke inlet pipe 11. The air pump 31 is provided with two gears, which are respectively used to control the forward and reverse air extraction of the air pump 31. The impeller 32 is coaxially fixedly connected to the sleeve 22 and is located below the scraper 221. The impeller 32 is located on one side of the connection between the smoke inlet pipe 11 and the smoke removal box 1, and the axial direction of the smoke inlet pipe 11 and the axial direction of the impeller 32 are staggered.

[0035] Reference Figure 2 and Figure 3 The driving part 33 includes a push rod 331, a connecting rod 332 and a slider 333. The push rod 331 is in a rectangular rod shape, and one end is rotatably connected to the edge end of the top surface of the sleeve 22, and the other end is rotatably connected to the connecting rod 332. The connecting rod 332 is in a rectangular rod shape, and one end away from the push rod 331 is rotatably connected to the slider 333. The slider 333 is in a rectangular block shape and is connected to the driven part 34.

[0036] Reference Figure 2 The driven part 34 includes a first telescopic rod 341 and a second telescopic rod 342. The first telescopic rod 341 is horizontally arranged and located above the scraper 221. The fixed end of the first telescopic rod 341 is fixedly connected to the inner wall of the smoke removal box 1, and the movable end is arranged in the direction close to the axis of the sleeve 22. The movable end of the first telescopic rod 341 is fixedly connected to the end of the slider 333 away from the smoke removal box 1.

[0037] Reference Figure 2 and Figure 3 The second telescopic rod 342 is fixedly connected to the outer wall of the smoke removal box 1 and is located above the smoke inlet pipe 11. The second telescopic rod 342 is vertically arranged. The rodless cavity of the second telescopic rod 342 is connected to the rodless cavity of the first telescopic rod 341 through a guide pipe 3421, and water flows through the guide pipe 3421.

[0038] Reference Figure 2 and Figure 3 A spur rack 343 is fixedly connected to the movable end of the second telescopic rod 342, and the axial direction of the spur rack 343 is the same as the axial direction of the movable end of the second telescopic rod 342. The spur rack 343 is meshed with a gear 344, and the gear 344 is rotatably connected to the smoke removal box 1.

[0039] Reference Figure 1 and Figure 3 The second telescopic rod 342, the spur rack 343 and the gear 344 are covered with a protective cover 13, which is fixedly connected to the smoke removal box 1. The side of the protective cover 13 away from the side wall of the smoke removal box 1 is open, and the open end of the protective cover 13 is hinged with a rotating plate 14.

[0040] When in use, the vacuum pump 31 is started, and the vacuum pump 31 sucks the asphalt smoke into the smoke removal box 1. The asphalt smoke drives the impeller 32 to rotate, the impeller 32 drives the sleeve 22 to rotate, and the sleeve 22 drives the scraper 221 to rotate. The scraper 221 scrapes away the smoke and debris adhering to the inner wall of the smoke removal box 1; At the same time, the sleeve 22 drives the push rod 331 to rotate, the push rod 331 drives the connecting rod 332 to move, the connecting rod 332 drives the slider 333 to slide, the slider 333 drives the movable end of the first telescopic rod 341 to move, the movable end of the first telescopic rod 341 squeezes the water in the rodless cavity of the first telescopic rod 341, the water enters the rodless cavity of the second telescopic rod 342 through the guide tube 3421, the water pushes the movable end of the second telescopic rod 342 to move, the movable end of the second telescopic rod 342 drives the spur rack 343 to move, the spur rack 343 drives the gear 344 to rotate, thereby increasing the transmission accuracy and stability of the device, so that the device can absorb asphalt smoke more efficiently, thereby improving the purification effect of asphalt smoke.

[0041] Reference Figure 2 The smoke removal assembly 4 includes a first filter 41, a second filter 42 and a filler plate 43. The first filter 41 is in the shape of a circular plate and is horizontally arranged. The first filter 41 is fixedly connected to the smoke removal box 1 and is located above the first telescopic rod 341.

[0042] Reference Figure 2The second filter 42 is in the shape of a circular plate and is arranged horizontally. The second filter 42 is fixedly connected to the smoke removal box 1. The second filter 42 is located above the first filter 41 and below the smoke outlet pipe 12. The first filter 41 and the second filter 42 are both made of stainless steel, and the precision of the second filter 42 is less than that of the first filter 41.

[0043] Reference Figure 2 and Figure 3 A partition 15 is fixedly connected between the first filter screen 41 and the second filter screen 42. The partition 15 is in the shape of a circular plate and is arranged horizontally. A through slot 151 is opened in the middle of the partition 15. The through slot 151 is in the shape of a rectangular slot. The filler plate 43 is in the shape of a rectangular plate and is arranged vertically. The width direction of the filler plate 43 is arranged parallel to the axial direction of the smoke removal box 1. The filler plate 43 is located in the through slot 151, and the filler plate 43 is filled with activated carbon.

[0044] Reference Figure 2 and Figure 3 The filler plate 43 is fixedly penetrated with a rotating shaft 44, the axial direction of the rotating shaft 44 is the same as the axial direction of the length direction of the filler plate 43, both ends of the rotating shaft 44 are rotatably connected to the partition 15, one end of the rotating shaft 44 is penetrated on the smoke removal box 1, and is coaxially fixedly connected with the gear 344.

[0045] When in use, the vacuum pump 31 sucks the asphalt smoke into the smoke removal box 1, and the asphalt smoke drives the impeller 32 to rotate, and the impeller 32 stirs the asphalt smoke, and the asphalt smoke escapes and passes through the first filter screen 41, the filler plate 43 and the second filter screen 42 in sequence, filtering the particulate matter in the asphalt smoke; The spur rack 343 drives the gear 344 to rotate, the gear 344 drives the rotating shaft 44 to rotate, the rotating shaft 44 drives the filler plate 43 to rotate, the filler plate 43 contacts the asphalt smoke and absorbs the harmful substances in the asphalt smoke, thereby easily improving the absorption efficiency of the filler plate 43 for particulate matter and harmful gases in the asphalt smoke, thereby improving the purification effect of the asphalt smoke.

[0046] Reference Figure 2 and Figure 3 The cleaning assembly 5 includes a third telescopic rod 51 and a fixed plate 52. The third telescopic rod 51 is provided with multiple third telescopic rods 51, and the multiple third telescopic rods 51 are evenly arranged around the axis of the smoke removal box 1. The third telescopic rod 51 is fixedly connected in the smoke removal box 1 and is located between the first telescopic rod 341 and the first filter 41.

[0047] Reference Figure 2 and Figure 3The third telescopic rod 51 is vertically arranged, and the movable end is arranged in a direction close to the first filter screen 41. The rodless cavities of the multiple third telescopic rods 51 are connected to the rod cavity of the first telescopic rod 341 through a drainage tube 511, and water flows through the drainage tube 511.

[0048] Reference Figure 2 and Figure 3 There are multiple fixed plates 52, and the multiple fixed plates 52 correspond to the multiple third telescopic rods 51 one by one. The fixed plates 52 are rectangular plates and are horizontally arranged. The fixed plates 52 are located below the first filter screen 41 and are fixedly connected to the movable end of the third telescopic rod 51.

[0049] When in use, the push rod 331 drives the connecting rod 332 to move, the connecting rod 332 drives the slider 333 to slide, the slider 333 drives the movable end of the first telescopic rod 341 to move, the movable end of the first telescopic rod 341 squeezes the water in the rod cavity of the first telescopic rod 341, the water in the rod cavity of the first telescopic rod 341 enters the rodless cavity of the third telescopic rod 51 through the drainage tube 511, the water pushes the movable end of the third telescopic rod 51 to move, the movable end of the third telescopic rod 51 drives the fixed plate 52 to move, the fixed plate 52 knocks the first filter screen 41, so that the first filter screen 41 can easily shake off large particles during the vibration process, so that the first filter screen 41 is not easy to be blocked, and it is easy to further improve the purification effect of asphalt smoke.

[0050] The implementation principle of the asphalt smoke removal device of the embodiment of the present application is as follows: when in use, the vacuum pump 31 is started, the vacuum pump 31 sucks the asphalt smoke into the smoke removal box 1, the asphalt smoke drives the impeller 32 to rotate, the impeller 32 drives the sleeve 22 to rotate, the sleeve 22 drives the scraper 221 to rotate, and the scraper 221 scrapes the smoke and debris adhering to the inner wall of the smoke removal box 1; During scraping, the sleeve 22 drives the push rod 331 to rotate, the push rod 331 drives the connecting rod 332 to move, and the connecting rod 332 drives the slider 333 to slide. First, the slider 333 drives the movable end of the first telescopic rod 341 to move, and the movable end of the first telescopic rod 341 squeezes the water in the rodless cavity of the first telescopic rod 341 into the rodless cavity of the second telescopic rod 342. The water pushes the movable end of the second telescopic rod 342 to move, and the movable end of the second telescopic rod 342 drives the spur rack 343 to move, and the spur rack 343 drives the gear 344 to rotate, and the gear 344 drives the rotating shaft 44 to rotate, and the rotating shaft 44 drives the filler plate 43 to rotate, and the filler plate 43 contacts the asphalt smoke and absorbs harmful substances in the asphalt smoke; Then, the slider 333 drives the movable end of the first telescopic rod 341 to move, and the movable end of the first telescopic rod 341 squeezes the water in the rod cavity of the first telescopic rod 341 into the rodless cavity of the third telescopic rod 51. The water pushes the movable end of the third telescopic rod 51 to move, and the movable end of the third telescopic rod 51 drives the fixed plate 52 to move. The fixed plate 52 knocks on the first filter screen 41, so that the first filter screen 41 can easily shake off large particles during the vibration, thereby easily improving the absorption efficiency of the filler plate 43 on the particles and harmful gases in the asphalt smoke, thereby improving the purification effect of the asphalt smoke.

[0051] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A device for removing asphalt smoke, characterized in that: The invention comprises a smoke removal box (1), a support assembly (2), a drive assembly (3) and a smoke removal assembly (4); the smoke removal box (1) is connected to a smoke inlet pipe (11) and a smoke outlet pipe (12); the smoke outlet pipe (12) is located above the smoke inlet pipe (11); the support assembly (2) is arranged in the smoke removal box (1) and is used to support the drive assembly (3); the drive assembly (3) is arranged on the support assembly (2) and is used to drive the smoke removal assembly (4) to uniformly absorb asphalt smoke; the smoke removal assembly (4) is arranged in the smoke removal box (1) and is used to absorb and purify the asphalt smoke.

2. The asphalt fume removal device according to claim 1, characterized in that: The support assembly (2) comprises a fixed column (21) and a sleeve (22); the fixed column (21) is fixedly connected in the smoke removal box (1); the sleeve (22) is sleeved on the fixed column (21) and is rotatably connected to the fixed column (21).

3. The asphalt fume removal device according to claim 2, characterized in that: The driving assembly (3) comprises an air pump (31), an impeller (32), a driving part (33) and a driven part (34); the air pump (31) is arranged on the smoke inlet pipe (11); the impeller (32) is coaxially fixedly connected to the sleeve (22) and is located on one side of the smoke inlet pipe (11); the axial direction of the smoke inlet pipe (11) and the axial direction of the impeller (32) are arranged to be offset; the driving part (33) is arranged on the sleeve (22) and is used to drive the driven part (34) to transmit power to the smoke removal assembly (4); the driven part (34) is arranged in the smoke removal box (1) and is used to drive the smoke removal assembly (4) to absorb asphalt smoke more evenly.

4. The asphalt fume removal device according to claim 3, characterized in that: The driving portion (33) comprises a push rod (331), a connecting rod (332) and a sliding block (333); one end of the push rod (331) is rotatably connected to the edge end of the top surface of the sleeve (22), and the other end is rotatably connected to the connecting rod (332); one end of the connecting rod (332) away from the push rod (331) is rotatably connected to the sliding block (333), and the sliding block (333) is arranged on the driven portion (34).

5. The asphalt fume removal device according to claim 4, characterized in that: The driven part (34) comprises a first telescopic rod (341) and a second telescopic rod (342); the fixed end of the first telescopic rod (341) is fixedly connected to the smoke removal box (1) and is located above the impeller (32); the movable end of the first telescopic rod (341) is arranged in a direction close to the sleeve (22); an end of the movable end of the first telescopic rod (341) away from the smoke removal box (1) is fixedly connected to an end of the slider (333) away from the connecting rod (332); The telescopic rod (342) is fixedly connected to the smoke removal box (1), and the rodless cavity of the second telescopic rod (342) is connected to the rodless cavity of the first telescopic rod (341); a spur rack (343) is fixedly connected to the movable end of the second telescopic rod (342), and the axial direction of the spur rack (343) is the same as the axial direction of the movable end of the second telescopic rod (342); the spur rack (343) is meshed with a gear (344), and the gear (344) is rotatably connected to the smoke removal box (1).

6. The asphalt fume removal device according to claim 5, characterized in that: The smoke removal assembly (4) comprises a first filter (41), a second filter (42) and a filling plate (43); the first filter (41) is fixedly connected to the smoke removal box (1) and is located above the first telescopic rod (341); the second filter (42) is fixedly connected to the smoke removal box (1), the second filter (42) is located above the first filter (41) and below the smoke outlet pipe (12), and the precision of the second filter (42) is less than that of the first filter (41); the filling plate (43) is located between the first filter (41) and the second filter (42); a rotating shaft (44) is fixedly passed through the filling plate (43), the axial direction of the rotating shaft (44) is perpendicular to the axial direction of the thickness direction of the filling plate (43), one end of the rotating shaft (44) is coaxially fixedly connected to the gear (344), and the other end is rotatably connected to the smoke removal box (1).

7. The asphalt fume removal device according to claim 6, characterized in that: The cleaning assembly (5) further comprises a cleaning assembly (5), the cleaning assembly (5) comprising a third telescopic rod (51) and a fixing plate (52), the third telescopic rod (51) being fixedly connected in the smoke removal box (1) and being located between the first telescopic rod (341) and the first filter net (41), the movable end of the third telescopic rod (51) being arranged in a direction close to the first filter net (41), the rod cavity of the first telescopic rod (341) being connected to the rodless cavity of the third telescopic rod (51); and the fixing plate (52) being fixedly connected to the movable end of the third telescopic rod (51).

8. The asphalt fume removal device according to claim 5, characterized in that: A scraper (221) is fixedly connected to the sleeve (22); the scraper (221) is located between the impeller (32) and the first telescopic rod (341), and abuts against the inner wall of the smoke removal box (1).

9. The asphalt fume removal device according to claim 8, characterized in that: The scraper (221) is provided with a plurality of tooth grooves (222), and the plurality of tooth grooves (222) are evenly arranged along the direction of the smoke removal box (1) close to the fixed column (21).

Images