CN215196273U

CN215196273U - Waste gas treatment and heat recovery device for carbon fiber production

Info

Publication number: CN215196273U
Application number: CN202120839343.2U
Authority: CN
Inventors: 胡礼杰
Original assignee: Yancheng Xiang Sheng Carbon Fiber Technology Co ltd
Current assignee: Yancheng Xiang Sheng Carbon Fiber Technology Co ltd
Priority date: 2021-04-23
Filing date: 2021-04-23
Publication date: 2021-12-17
Anticipated expiration: 2031-04-23

Abstract

The utility model discloses a waste gas treatment and heat energy recovery device for carbon fiber production, which comprises a filter box body, an incinerator and a waste gas treatment tank, wherein the top of the incinerator is provided with the filter box body, one side of the incinerator is connected with the waste gas treatment tank, the left side of the filter box body is provided with an air inlet, the right side of the filter box body is provided with an air outlet, the air outlet is communicated with a fan, the fan is communicated with the inlet of the incinerator, the inside of the filter box body is provided with a filter mechanism, the filter mechanism comprises a slide rail, the right side of the inside of the incinerator is provided with a nozzle dismounting frame structure through a bolt, the middle position of the inside of the incinerator is bolted with a heat-resistant ceramic wafer, and the left side of the inside of the incinerator is provided with a smoke filter frame structure through a bolt; the utility model discloses be provided with the exhaust-gas treatment jar, the sprinkler bead sprays the steam that waste gas produced and also heats the spiral pipe, and the hot water after the spiral pipe will heat is carried for the user and is used to the energy has been practiced thrift.

Description

Waste gas treatment and heat recovery device for carbon fiber production

Technical Field

The utility model relates to a carbon fiber production technical field, concretely relates to exhaust-gas treatment and heat recovery unit of carbon fiber production.

Background

The research on the treatment system of the carbon fiber production waste gas to optimize the treatment effect of the carbonization waste gas becomes a key factor for restricting the yield of the carbon fiber. If the waste gas containing toxic and harmful gases is directly discharged, the air quality of the surrounding environment is affected, and the health of nearby residents can be even harmed. In view of the above drawbacks, it is necessary to design an apparatus for treating waste gas and recovering heat energy in carbon fiber production.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a waste gas treatment and heat recovery unit of carbon fiber production to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a waste gas treatment and heat energy recovery device for carbon fiber production comprises a filter box body, an incinerator and a waste gas treatment tank, wherein the filter box body is installed at the top of the incinerator, the waste gas treatment tank is connected to one side of the incinerator, an air inlet is formed in the left side of the filter box body, an air outlet is formed in the right side of the filter box body and communicated with a fan, the fan is communicated with the inlet of the incinerator, a filter mechanism is arranged inside the filter box body and comprises three filter plates, the slide rails are respectively located at the top end and the bottom end of an inner cavity of the filter box body, a slide block is arranged inside the slide rails, one end of each slide block is fixedly connected with a filter plate, the slide blocks are in sliding connection with the slide rails, and the number of the filter plates is three, a spray head dismounting frame structure is installed on the right side inside the incinerator through bolts, the middle position of the inner side of the incinerator is connected with a heat-resistant ceramic chip through a bolt, the left side of the inner part of the incinerator is provided with a smoke filter frame structure through a bolt, and the periphery of the inner side of the incinerator is provided with a heat insulation pad.

Preferably, an operation door is installed on the front surface of the box body of the filter box, a door lock is installed on one side of the operation door, a door hinge is installed on the other side of the operation door, and a door seal strip is arranged at the joint of the operation door and the door hinge.

Preferably, the nozzle dismounting frame structure comprises a fixed pipe, a moving pipe, a burner nozzle, a mounting frame, a guide plate, an ear plate, a connecting rod, a sealing plate and a spring gasket, wherein the moving pipe is transversely inserted into the inner side of the fixed pipe; the burner nozzle is connected to the inner side of the moving pipe through a screw; the mounting rack is welded on the upper part and the lower part of the left side of the fixed pipe respectively; the guide plate is connected to the left side of the fixed pipe through a bolt.

Preferably, the ear plates are respectively welded at the upper part and the lower part of the left side of the movable pipe; the connecting rod is connected to the inner side of the lug plate in a shaft mode; the sealing plate is welded on the left side of the connecting rod; the utility model discloses a pipe, including spring shim, connecting plate, guide plate, closing plate, spring shim one end screwed connection removes the pipe, and other end screwed connection connecting rod, the right side of removing the pipe has the welding in position all around to have a limiting plate, the guide way has been seted up to the inboard of guide plate, and the cross section of guide way is the circular cone groove of inside side bending, the closing plate is the semicircle board to one side that the pipe was kept away from to the cross section is the arc.

Preferably, the flue gas filtering frame structure comprises a mounting frame, a cover plate, a right side filter screen, a filtering shielding plate, a left side filter screen, a collecting shielding plate, a blocking screen and catalyst particles, the mounting frame is inserted in the left side of the inside of the incinerator and is connected with the incinerator through bolts, and the cover plate is connected to the middle position of the upper part of the inner side of the mounting frame through bolts; the right filter screen is connected to the right side inside the cover plate through screws; the filter shielding plates are respectively connected to the left side and the right side of the right filter screen through screws; the filter screen screw on the left side is connected to the left side in the mounting frame.

Preferably, the collecting shield plate is connected to the left side and the right side of the left filter screen through screws; the blocking nets are respectively welded at the left side and the right side inside the mounting frame; the catalyst particles are respectively filled in the inner sides of the blocking nets.

Preferably, the lower extreme of exhaust-gas treatment jar is equipped with the delivery port, and is equipped with the ooff valve on the delivery port of exhaust-gas treatment jar, and exhaust-gas treatment jar below is equipped with the tank of bottom surface slope, and exhaust-gas treatment jar lower extreme is located the tank to fix in the tank through the support column, the lower one side in tank bottom surface is equipped with the waste water export.

Preferably, the rigid coupling has inside hollow ring of giving vent to anger on the inner wall of exhaust-gas treatment jar lower part, be equipped with a plurality of evenly distributed's venthole on the inner wall of the ring of giving vent to anger, one side of the ring of giving vent to anger is equipped with waste gas and advances the pipe, waste gas advances to manage and is fed through with the ring inner chamber of giving vent to anger with the left side of burning furnace, waste gas advances to manage and is equipped with the solenoid valve, waste gas advances to manage and passes behind the exhaust-gas treatment jar and feed through with the ring inner chamber of giving vent to anger, it is equipped with a plurality of sprinkler beads to give vent to anger the ring top, the water inlet of sprinkler bead even has the spray pipe, the one end shutoff of spray pipe is fixed on the inner wall of exhaust-gas treatment jar, the other end of spray pipe passes behind the exhaust-gas treatment jar and feeds through with the tank, the one end that the spray pipe is close to the tank is equipped with the water pump, the spiral pipe that the circumference spirals is equipped with the sprinkler bead top.

Preferably, the top of the waste gas treatment tank is provided with a vertical air outlet pipe, the upper end of the air outlet pipe is blocked, a supporting net is arranged at the joint of the air outlet pipe and the waste gas treatment tank, and a gauze layer wetted by alkaline solution is arranged on the supporting net.

Preferably, the outlet duct upper end is equipped with the export, and one side intercommunication of outlet duct has horizontal pipe, and the middle part of horizontal pipe is equipped with the activated carbon box that contains active carbon, and support frame fixed connection is passed through with exhaust-gas treatment tank deck portion to the activated carbon box, and the activated carbon box is equipped with the filter screen with the intercommunication department of horizontal pipe, and the upper end of activated carbon box is equipped with the activated carbon import, and the lower extreme of activated carbon box is equipped with the activated carbon export, and the one end that the outlet duct was kept away from to horizontal pipe even has the air exhauster.

Compared with the prior art, the waste gas treatment and heat energy recovery device for carbon fiber production is provided with the waste gas treatment tank, the water vapor generated by spraying waste gas by the sprinkler head also heats the spiral pipe, and the spiral pipe conveys the heated hot water to a user for use, thereby saving energy and protecting the environment; the utility model sprays water on the waste gas, the substances dissolved in water in the waste gas are filtered, the gauze layer wetted by alkaline solution is utilized to filter, the harmful gases such as nitrogen oxide and sulfur dioxide contained in the waste gas are neutralized, and finally the waste gas is adsorbed by active carbon, thus the purification effect is good; the utility model discloses set up filtering mechanism, entered into the rose box with waste gas through the air inlet in, waste gas can realize the purification to waste gas through the filtration purification of three-layer filter, because the setting of door strip of paper used for sealing can guarantee the leakproofness of operation door, can realize opening with the slider in the filter and slide rail, at this moment the filter can dismantle, can conveniently clear up the dust on the filter.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

FIG. 1 is a schematic structural view of a waste gas treatment and heat recovery device for carbon fiber production according to the present invention;

FIG. 2 is a schematic view of the external structure of the filtering box body in the waste gas treatment and heat energy recovery device for carbon fiber production of the present invention;

FIG. 3 is a structural diagram of a nozzle dismounting frame in the waste gas treatment and heat energy recovery device for carbon fiber production according to the present invention;

fig. 4 is the structural schematic diagram of the flue gas filtering frame in the waste gas treatment and heat energy recovery device for carbon fiber production.

In the drawings:

1. a filter box body; 2. an incinerator; 3. a waste gas treatment tank; 4. an air inlet; 5. a fan; 6. an air outlet; 7. an operating door; 8. a door lock; 9. a door hinge; 10. a door seal; 11. a slide rail; 12. a slider; 13. a filter plate; 14. the nozzle dismounting frame structure; 15. a flue gas filter frame structure; 16. a heat insulating pad; 17. a fixed tube; 18. moving the tube; 19. a burner head; 20. a mounting frame; 21. a guide plate; 22. an ear plate; 23. a connecting rod; 24. a sealing plate; 25. a spring washer; 26. a heat-resistant ceramic sheet; 27. a limiting plate; 28. a guide groove; 29. installing a frame; 30. a cover plate; 31. a right side filter screen; 32. filtering the shielding plate; 33. a left side filter screen; 34. a collecting shield; 35. a barrier net; 36. catalyst particles; 37. an air outlet circular ring; 38. an exhaust gas inlet pipe; 39. a water storage tank; 40. a waste water outlet; 41. a water spray pipe; 42. a sprinkler head; 43. a water pump; 44. a spiral tube; 45. an air outlet pipe; 46. a support net; 47. a gauze layer; 48. a transverse tube; 49. an activated carbon cartridge; 50. an exhaust fan; 51. an active carbon inlet; 52. and (5) an active carbon outlet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1-4, the present invention provides a technical solution: a waste gas treatment and heat energy recovery device for carbon fiber production, which comprises a filter box body 1, an incinerator 2 and a waste gas treatment tank 3, the top of the incinerator 2 is provided with a filter box body 1, one side of the incinerator 2 is connected with a waste gas treatment tank 3, the left side of the filter box body 1 is provided with an air inlet 4, the right side of the filter box body 1 is provided with an air outlet 6, the air outlet is communicated with a fan 5, the fan 5 is communicated with the inlet of the incinerator 2, the filtering mechanism is arranged in the filtering box body 1 and comprises a slide rail 11, the slide rail 11 is respectively positioned at the top end and the bottom end of the inner cavity of the filtering box body 1, and a slide block 12 is arranged inside the slide rail 11, one end of the slide block 12 is fixedly connected with a filter plate 13, and the sliding block 12 is connected with the sliding rail 11 in a sliding manner, and the number of the filter plates 13 is three.

In this embodiment, an operation door 7 is installed on the front surface of the filter box body 1, a door lock 8 is installed on one side of the operation door 7, a door hinge 9 is installed on the other side of the operation door 7, and a door seal 10 is arranged at the joint of the operation door 7 and the door hinge 9.

In the embodiment, a nozzle dismounting frame structure 14 is mounted on the right side inside the incinerator 2 through bolts, a heat-resistant ceramic plate 26 is connected to the middle position of the inner side of the incinerator 2 through bolts, a flue gas filter frame structure 15 is mounted on the left side inside the incinerator 2 through bolts, a heat insulation pad 16 is arranged on the periphery of the inner side of the incinerator 2, the nozzle dismounting frame structure 14 comprises a fixed pipe 17, a moving pipe 18, a burner nozzle 19, a mounting frame 20, a guide plate 21, an ear plate 22, a connecting rod 23, a sealing plate 24 and a spring gasket 25, and the moving pipe 18 is transversely inserted into the inner side of the fixed pipe 17; the burner nozzle 19 is screwed on the inner side of the moving pipe 18; the mounting rack 20 is respectively welded at the upper part and the lower part of the left side of the fixed pipe 17; the guide plate 21 is bolted on the left side of the fixed pipe 17; the ear plates 22 are respectively welded at the upper part and the lower part of the left side of the moving pipe 18; the connecting rod 23 is axially connected to the inner side of the ear plate 22; the sealing plate 24 is welded at the left side of the connecting rod 23; one end of the spring gasket 25 is connected with the movable pipe 18 through a screw, and the other end of the spring gasket is connected with the connecting rod 23 through a screw; the moving pipe 18 is pulled to the right side, the guide plate 21 guides the connecting rod 23 to move close to the inner side until the sealing plate 24 completely blocks the inner side opening of the guide plate 21, then the burner nozzle 19 is detached from the inner side of the moving pipe 18, a new burner nozzle 19 is replaced, the new burner nozzle is installed on the inner side of the moving pipe 18 again, then the moving pipe 18 is pushed to the left side, the connecting rod 23 pushes the sealing plate 24 to move to the left side, meanwhile, the spring gasket 25 pushes the connecting rod 23 to the two sides, the connecting rod 23 drives the sealing plate 24 to separate to the two sides until the leftmost side of the burner nozzle 19 leaks out of the left side of the guide plate 21, the incinerator 2 does not need to be detached when the burner nozzle 19 is replaced, the replacing speed of the burner nozzle 19 by the device is improved, and the working efficiency is improved.

In this embodiment, a limiting plate 27 is welded around the right side of the moving pipe 18, a guide groove 28 is formed in the inner side of the guide plate 21, the cross section of the guide groove 28 is a conical groove bent inward, the sealing plate 24 is a semicircular plate, and one side of the cross section away from the moving pipe 18 is arc-shaped.

The mounting bracket 20 in this embodiment is bolted to the inside of the incinerator 2, and the fixed pipe 17 is bolted to the right side of the inside of the incinerator 2.

The flue gas filtering frame structure 15 in this embodiment includes a mounting frame 29, a cover plate 30, a right side filter screen 31, a filter shielding plate 32, a left side filter screen 33, a collecting shielding plate 34, a blocking screen 35 and catalyst particles 36, the mounting frame 29 is inserted into the left side of the inside of the incinerator 2 and is connected with the incinerator 2 through bolts, and the cover plate 30 is screwed in the middle of the upper part of the inner side of the mounting frame 29; the right filter screen 31 is in screw connection with the right side inside the cover plate 30; the filter shielding plates 32 are respectively connected to the left side and the right side of the right filter screen 31 through screws; the left filter screen 33 is in screw connection with the left side inside the mounting frame 29; the collecting shield 34 is in screw connection with the left side and the right side of the left filter screen 33; the barrier nets 35 are respectively welded at the left side and the right side inside the mounting frame 29; the catalyst particles 36 are respectively filled inside the barrier nets 35; the exhaust gas passes through the right filter screen 31, and when passing through the filter shield 32, the exhaust gas can block smoke generated by exhaust gas combustion, and can adsorb the generated smoke and oil.

In this embodiment, a water outlet is arranged at the lower end of the waste gas treatment tank 3, a switch valve is arranged on the water outlet of the waste gas treatment tank 3, a water storage pool 39 with an inclined bottom surface is arranged below the waste gas treatment tank 3, the lower end of the waste gas treatment tank 3 is positioned in the water storage pool 39 and is fixed in the water storage pool 39 through a support column, a waste water outlet 40 is arranged at the lower side of the bottom surface of the water storage pool 39, an internally hollow air outlet circular ring 37 is fixedly connected to the inner wall of the lower part of the waste gas treatment tank 3, a plurality of uniformly distributed air outlet holes are arranged on the inner wall of the air outlet circular ring 37, a waste gas inlet pipe 38 is arranged at one side of the air outlet circular ring 37, the waste gas inlet pipe 38 is communicated with the left side of the incinerator 2, an electromagnetic valve is arranged on the waste gas inlet pipe 38, the waste gas inlet pipe 38 is communicated with the inner cavity of the air outlet circular ring 37 after passing through the waste gas treatment tank 3, a plurality of water spray heads 42 are arranged above the air outlet circular ring 37, and the water inlet of the water spray heads 42 is connected with a water spray pipe 41, one end of a water spraying pipe 41 is blocked and fixed on the inner wall of the waste gas treatment tank 3, the other end of the water spraying pipe 41 penetrates through the waste gas treatment tank 3 and then is communicated with a water storage tank 39, one end of the water spraying pipe 41, which is close to the water storage tank 39, is provided with a water pump 43, a spiral pipe 44 with a spiral circumference is arranged above a water spraying head 42, one end of the spiral pipe 44 is connected with an external water inlet pipe, the other end of the spiral pipe 44 is connected with a heat supply pipe of a user, the top of the waste gas treatment tank 3 is provided with a vertical air outlet pipe 45, the upper end of the air outlet pipe 45 is blocked, a supporting net 46 is arranged at the joint of the air outlet pipe 45 and the waste gas treatment tank 3, a gauze layer 47 wetted by an alkaline solution is arranged on the supporting net 46, the alkaline solution on the gauze layer 47 is a sodium hydroxide solution, the upper end of the air outlet pipe 45 is provided with an outlet, one side of the air outlet pipe 45 is communicated with a transverse pipe 48, the middle part of the transverse pipe 48 is provided with an activated carbon box 49 containing activated carbon, the top of the waste gas treatment tank 3 is fixedly connected with the top of the waste gas treatment tank through a supporting frame, activated carbon box 49 is equipped with the filter screen with the intercommunication department of horizontal pipe 48, and activated carbon box 49's upper end is equipped with activated carbon import 51, and activated carbon box 49's lower extreme is equipped with activated carbon export 52, and horizontal pipe 48 keeps away from the one end of outlet duct 45 even has air exhauster 50, and equal threaded connection has sealed lid on export, activated carbon import 51 and the activated carbon export 52 at outlet duct 45 top.

The utility model discloses during operation, the user can enter into the rose box 1 through air inlet 4 with waste gas, waste gas passes through the filtration purification of three-layer filter 13, can realize the purification to waste gas, because the setting of door strip 12, can guarantee the leakproofness of operating door 7, after opening lock 8, can realize opening of operating door 7 under the effect of hinge 9, can realize opening slider 12 and slide rail 11 in filter 13 at this moment, filter 13 can dismantle at this moment, can conveniently clear up the dust on filter 13, after the waste gas filters, start fan 5, carry waste gas suction to the right side of burning furnace 2, combustor shower nozzle 19 erupts flame, burn waste gas, when the waste gas after the burning passes through right side filter screen 31 and filtration sunshade 32, right side filter screen 31 and filtration sunshade 32 filter the tobacco tar and the smoke and dust that produce after the waste gas burns, the tobacco tar is adsorbed on the inner wall by the filtering screen plate 32, then when exhaust gas passes through the catalyst particles 36, the reaction speed of the exhaust gas can be accelerated by the catalyst particles 36, simultaneously, the blocking screens 35 on the left and right sides can filter the exhaust gas for many times, finally, the exhaust gas passes through the left side filter screen 33, the collecting screen plate 34 and the exhaust gas inlet pipe 38 and enters the exhaust gas treatment tank 3, the left side filter screen 33 and the collecting screen plate 34 filter the exhaust gas after catalytic reaction, hot exhaust gas generated by the incinerator 2 enters the exhaust gas treatment tank 3 through the exhaust gas inlet pipe 38, the water spray head 42 sprays water, substances dissolved in water in the exhaust gas are filtered, the gauze layer 47 wetted by alkaline solution is used for filtering, harmful gases such as nitrogen oxide and sulfur dioxide contained in the exhaust gas are neutralized, and finally, the exhaust gas is adsorbed by active carbon. In addition, hot waste gas heats spiral pipe 44, and simultaneously, the steam that sprinkler bead 42 sprayed waste gas produced also heats spiral pipe 44, and spiral pipe 44 is given the user with the hot water after the heating and is used to the energy saving has protected the environment.

When the burner nozzle 19 is damaged and needs to be replaced, the moving pipe 18 is pulled to the right side, the guide plate 21 guides the connecting rod 23 to move close to the inner side until the sealing plate 24 completely blocks the inner side opening of the guide plate 21, then the burner nozzle 19 is detached from the inner side of the moving pipe 18, a new burner nozzle 19 is replaced and is installed on the inner side of the moving pipe 18 again, then the moving pipe 18 is pushed leftwards, the connecting rod 23 pushes the sealing plate 24 to move leftwards, meanwhile, the spring gaskets 25 push the connecting rod 23 to both sides, the connecting rod 23 drives the sealing plate 24 to separate to both sides until the leftmost side of the burner nozzle 19 leaks out of the left side of the guide plate 21, the incinerator 2 does not need to be detached when the burner nozzle 19 is replaced, the operation is simple, and the maintenance time during maintenance is reduced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a waste gas treatment and heat recovery unit of carbon fiber production which characterized in that: comprises a filter box body (1), an incinerator (2) and a waste gas treatment tank (3), wherein the filter box body (1) is installed at the top of the incinerator (2), the waste gas treatment tank (3) is connected to one side of the incinerator (2), an air inlet (4) is formed in the left side of the filter box body (1), an air outlet (6) is formed in the right side of the filter box body (1), the air outlet is communicated with a fan (5), the fan (5) is communicated with an inlet of the incinerator (2), a filtering mechanism is arranged inside the filter box body (1) and comprises a sliding rail (11), the sliding rail (11) is respectively positioned at the top end and the bottom end of an inner cavity of the filter box body (1), a sliding block (12) is arranged inside the sliding rail (11), and a filter plate (13) is fixedly connected to one end of the sliding block (12), and sliding connection between slider (12) and slide rail (11), the inside right side of burning furnace (2) is installed the shower nozzle through the bolt and is dismantled a structure (14), the inboard intermediate position bolted connection of burning furnace (2) has heat-resisting ceramic wafer (26), the inside left side of burning furnace (2) is installed flue gas through the bolt and is filtered a structure (15), is provided with heat insulating mattress (16) in the inboard position all around of burning furnace (2).

2. The waste gas treatment and heat energy recovery device for carbon fiber production according to claim 1, wherein: the filter box is characterized in that an operation door (7) is installed on the front surface of the filter box body (1), a door lock (8) is installed on one side of the operation door (7), a door hinge (9) is installed on the other side of the operation door (7), and a door seal (10) is arranged at the joint of the operation door (7) and the door hinge (9).

3. The waste gas treatment and heat energy recovery device for carbon fiber production according to claim 1, wherein: the spray head dismounting frame structure (14) comprises a fixed pipe (17), a moving pipe (18), a burner spray head (19), a mounting frame (20), a guide plate (21), an ear plate (22), a connecting rod (23), a sealing plate (24) and a spring gasket (25), wherein the moving pipe (18) is transversely inserted into the inner side of the fixed pipe (17), the burner spray head (19) is connected to the inner side of the moving pipe (18) through screws, the mounting frame (20) is respectively welded to the upper portion and the lower portion of the left side of the fixed pipe (17), and the guide plate (21) is connected to the left side of the fixed pipe (17) through bolts.

4. The waste gas treatment and heat energy recovery device for carbon fiber production according to claim 3, wherein: otic placode (22) weld respectively two parts about the left side of removing pipe (18), connecting rod (23) coupling is in the inboard of otic placode (22), closing plate (24) welding is in the left side of connecting rod (23), spring shim (25) one end screw connection removes pipe (18), other end screw connection connecting rod (23), the right side of removing pipe (18) position welding all around has limiting plate (27), guide way (28) have been seted up to the inboard of guide plate (21), and the cross section of guide way (28) is the circular cone groove of inside side bend.

5. The waste gas treatment and heat energy recovery device for carbon fiber production according to claim 1, wherein: flue gas filters a structure (15) including installing frame (29), apron (30), right side filter screen (31), filtration sunshade (32), left side filter screen (33), collection sunshade (34), separation net (35) and catalyst granule (36), installing frame (29) are pegged graft in the inside left side of burning furnace (2) to with burning furnace (2) bolted connection, apron (30) screw connection is in the inboard upper portion intermediate position of installing frame (29), right side filter screen (31) screw connection is on the inside right side of apron (30), filter sunshade (32) difference screw connection is in the left and right sides of right side filter screen (31), left side filter screen (33) screw connection is on the inside left side of installing frame (29).

6. The waste gas treatment and heat energy recovery device for carbon fiber production according to claim 5, wherein: the left side and the right side of the left side filter screen (33) are connected with the collecting shielding plates (34) through screws, the blocking screens (35) are welded on the left side and the right side of the inner portion of the mounting frame (29) respectively, and the catalyst particles (36) are filled on the inner sides of the blocking screens (35) respectively.

7. The waste gas treatment and heat energy recovery device for carbon fiber production according to claim 1, wherein: waste gas treatment jar (3) lower extreme is equipped with the delivery port, and is equipped with the ooff valve on the delivery port of waste gas treatment jar (3), and waste gas treatment jar (3) below is equipped with tank (39) of bottom surface slope, and waste gas treatment jar (3) lower extreme is located tank (39) to fix in tank (39) through the support column, the lower one side of tank (39) bottom surface is equipped with waste water outlet (40).

8. The waste gas treatment and heat energy recovery device for carbon fiber production according to claim 7, wherein: the inner wall of the lower part of the waste gas treatment tank (3) is fixedly connected with an air outlet circular ring (37) with a hollow inner part, the inner wall of the air outlet circular ring (37) is provided with a plurality of air outlet holes which are uniformly distributed, one side of the air outlet circular ring (37) is provided with a waste gas inlet pipe (38), the waste gas inlet pipe (38) is communicated with the left side of the incinerator (2), the waste gas inlet pipe (38) is provided with an electromagnetic valve, the waste gas inlet pipe (38) penetrates through the waste gas treatment tank (3) and is communicated with the inner cavity of the air outlet circular ring (37), a plurality of water spray heads (42) are arranged above the air outlet circular ring (37), the water inlets of the water spray heads (42) are connected with water spray pipes (41), one ends of the water spray pipes (41) are blocked and fixed on the inner wall of the waste gas treatment tank (3), the other ends of the water spray pipes (41) penetrate through the waste gas treatment tank (3) and are communicated with a water storage pool (39), one ends of the water spray pipes (41) close to the water storage pool (39) are provided with a water pump (43), a spiral pipe (44) which is circlewise and spirally arranged above the sprinkler head (42).

9. The waste gas treatment and heat energy recovery device for carbon fiber production according to claim 1, wherein: the top of the waste gas treatment tank (3) is provided with a vertical air outlet pipe (45), the upper end of the air outlet pipe (45) is blocked, the joint of the air outlet pipe (45) and the waste gas treatment tank (3) is provided with a supporting net (46), and a gauze layer (47) which is wetted by alkaline solution is arranged on the supporting net (46).

10. The waste gas treatment and heat energy recovery device for carbon fiber production according to claim 9, wherein: outlet duct (45) upper end is equipped with the export, one side intercommunication of outlet duct (45) has horizontal pipe (48), the middle part of horizontal pipe (48) is equipped with activated carbon box (49) that contains the active carbon, support frame fixed connection is passed through at activated carbon box (49) and exhaust-gas treatment jar (3) top, activated carbon box (49) are equipped with the filter screen with the intercommunication department of horizontal pipe (48), the upper end of activated carbon box (49) is equipped with active carbon inlet (51), the lower extreme of activated carbon box (49) is equipped with active carbon outlet (52), the one end that outlet duct (45) were kept away from in horizontal pipe (48) even has air exhauster (50).