Incineration device for pyrolysis waste gas of distillation residual liquid generated by N-vinyl pyrrolidone

Abstract

The incineration device comprises an incineration chamber, the incineration chamber is internally provided with a water changing mechanism, the water changing mechanism comprises a rotating rod, the outer surface of the rotating rod is rotationally connected with the interior of the incineration chamber, the outer surface of the rotating rod is fixedly connected with two circular plates in a penetrating mode, and the two circular plates are fixedly connected to the outer surface of the rotating rod in a penetrating mode. And rotating cylinders are arranged between the outer surfaces of the two circular plates along the axis of the rotating rod at equal angles, the outer surfaces of the rotating cylinders are fixedly connected with connecting rods, one ends of the rotating cylinders communicate with conical covers, one ends of the conical covers communicate with connecting pipes, and the interiors of the rotating cylinders are fixedly connected with partition plates at equal angles. The problems that when an existing waste gas incineration device is used, due to the fact that a water tank is singly arranged and large in capacity, on one hand, the heating time is long, the use efficiency of waste heat recovery is reduced, and on the other hand, water feeding and water discharging consume long time, and the waste gas treatment efficiency is reduced are solved.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of environmental protection, in particular to a N-vinyl pyrrolidone distillation residue cracking waste gas incineration device. BACKGROUND

[0002] The traditional treatment method of non-methane total hydrocarbon waste gas is incineration, which makes the treatment efficiency and effect of waste gas best, but the incineration method has large initial investment and energy waste problem, in the utility model with publication number CN212901547U discloses a preparation of alpha pyrrolidone and N-vinyl pyrrolidone distillation residue cracking waste gas incineration device, the incinerator is provided with a burner, the combustible waste gas is incinerated and treated, the heat generated is recycled and utilized, the incineration tail gas is harmless emptying, and the environmental pollution and energy waste are reduced.

[0003] Although the device has the above advantages, there are still some defects in use, because the device heats the liquid water through a single large-capacity water tank, firstly, the heating time is long, which reduces the use efficiency of waste heat recovery, and secondly, because the water tank capacity is large, the water inlet and drainage time is long, which reduces the waste gas treatment efficiency, so it is necessary to solve the problems existing in the prior art. SUMMARY

[0004] In view of the defects of the prior art, the present application provides a N-vinyl pyrrolidone distillation residue cracking waste gas incineration device, which solves the problems that the single water tank with large capacity leads to long heating time, which reduces the use efficiency of waste heat recovery, and long water inlet and drainage time, which reduces the waste gas treatment efficiency.

[0005] To achieve the above purpose, the present application realizes the following technical scheme: a N-vinyl pyrrolidone distillation residue cracking waste gas incineration device, comprising an incineration chamber, a water changing mechanism is arranged in the incineration chamber, the water changing mechanism comprises a rotating shaft, the outer surface of the rotating shaft is rotatably connected with the inside of the incineration chamber, two circular plates are fixedly connected to the outer surface of the rotating shaft, a rotating drum is arranged between the outer surfaces of the two circular plates at equal angles along the axis of the rotating shaft, a connecting rod is fixedly connected to the outer surface of the rotating drum, a conical cover is communicated with one end of the rotating drum, a connecting pipe is communicated with one end of the conical cover, a partition plate is fixedly connected to the inside of the rotating drum at equal angles, a through groove is formed in the body of the partition plate, and symmetrical chamfers are arranged on one side of the through groove.

[0006] Preferably, the lower end of the connecting pipe is provided with a hopper, the output end of the hopper is fixedly connected with the body of the incineration chamber, the inside of the rotating drum is communicated with a water inlet pipe, the inside of the water inlet pipe is slidably connected with a tee pipe, one end of the tee pipe is fixedly connected with a lifting rod, the outer surface of the lifting rod is fixedly connected with the inside of the incineration chamber, the other end of the tee pipe is communicated with a spring pipe.

[0007] Preferably, the outside of the rotating drum is provided with a swing assembly, the swing assembly comprises a rotating groove, the rotating groove is opened in the body of the two circular plates and in a through state, the outer surfaces of the connecting rod and the connecting pipe are rotatably connected with the inside of the rotating groove, the insides of the two rotating grooves are movably connected with bearings, the outer surfaces of the two bearings are fixedly connected with shafts, one side of the bearing is fixed on the outer surface of the connecting pipe, and the end of the shaft is rotatably connected with the inside of the rotating groove.

[0008] Preferably, the other side of the bearing is slidably sleeved on the outer surface of the connecting rod, the end of the other side of the shaft is rotatably connected with a bracket, the outer surface of the bracket is fixedly connected with an adjusting rod, and the outer surface of the adjusting rod is fixedly connected with the inside of the other side of the rotating groove.

[0009] Preferably, the outer surface of the connecting rod is provided with a sliding groove, the inside of the sliding groove is slidably connected with a sliding block, and the outer surface of the sliding block is fixedly connected with the inner arc surface of the other side of the bearing.

[0010] Preferably, the outside of the other side of the bearing is provided with a gear ring, the gear ring is fixed on one end of the connecting rod, the outer surface of the gear ring is engaged with a gear, the outer surface of the gear is fixedly connected with a rotating motor, and the outer surface of the rotating motor is fixedly connected with the outer surface of the other side of the circular plate.

[0011] Preferably, the outside of the rotating drum is provided with a heat preservation assembly, the heat preservation assembly comprises two mutually abutting housings, the outer surfaces of the two housings are movably connected with the inside of the incineration chamber, the two housings are sleeved on the outside of the rotating drum, the conical cover and the connecting pipe respectively, the outer surfaces of the two housings are provided with openings, and the inner walls of the two openings are movably connected with the outer surface of the water inlet pipe.

[0012] Preferably, the outside of the housing is provided with sliding rails on both sides, the sliding rails are fixedly connected with the outer surfaces of the two circular plates respectively, the outer surfaces of the sliding rails are slidably connected with linear motors, the outer surfaces of the linear motors are fixedly connected with fixed rods, and one end of the fixed rods is fixedly connected with the outer surface of the housing.

[0013] Preferably, the outside of the shell is provided with a heating unit, the heating unit comprises a sliding box, the top of the sliding box is provided with an arc groove, the inside of the arc groove is movably connected with the outer surface of the rotating drum, the inside of the sliding box is provided with an air inlet pipe, the inside of the air inlet pipe is throughly communicated with a nozzle, the bottom of the sliding box is fixedly connected with a push-pull rod, the outer surface of the push-pull rod is fixedly connected with the inside of the incineration chamber.

[0014] Preferably, the outside of the sliding box is provided with a fixed pipe on both sides, the outer surface of the fixed pipe on both sides is throughly fixedly connected with the body of the incineration chamber, the outer surface of the fixed pipe on one side is slidably connected with the inside of the air inlet pipe, the inside of the sliding box is throughly communicated with an exhaust pipe, one end of the exhaust pipe is slidably connected with the inside of the fixed pipe on the other side, and the outside of the fixed pipe on one side and the exhaust pipe is embedded with a sealing ring.

[0015] Beneficial effects

[0016] The application provides a N-vinyl pyrrolidone production distillation residue cracking waste gas incineration device. (1) By setting the water changing device, by setting a plurality of rotating drums, and by reducing the capacity of the rotating drum, on one hand, hot water can be quickly obtained for use, the use efficiency of waste heat recovery is improved, the heating range is increased by the action of the partition plate and the through groove, the heating efficiency of the liquid water is further improved, on the other hand, during the rotation, the discharge and supply of the liquid water in the rotating drum can be carried out synchronously, the continuous heating of the liquid water is carried out through the rotation of the rotating drum, the waste gas treatment efficiency is improved, and the waste gas treatment is adapted to the amount of liquid water used.

[0017] (2) By setting the swing assembly, the telescopic extension of the output end of the adjusting rod makes the one-side bearing slide on the connecting rod, the connecting rod drives one side of the rotating drum to swing, the liquid water in the rotating drum is shaken and mixed, the heating efficiency of the liquid water is improved, the partition plates arranged at equal angles can be heated through the meshing of the gear and the gear ring, the heating efficiency of the liquid water is further improved, the liquid water after heating can be quickly discharged through the rotation of the connecting pipe around the other rotating shaft and the action of the taper sleeve, and the efficiency of waste gas treatment is further improved.

[0018] (3) By setting the heat preservation unit, the linear motor can slide along the sliding rail, the two shells can be folded or separated, the rotating drum is wrapped by the shells, the high-temperature liquid water during rotation can be heat preserved, the use effect of hot water is ensured, and the heating and discharge of the liquid water are facilitated through the separation of the shells.

[0019] (4) By setting the heating unit, the sliding box is convenient for the rotation of the rotating drum through sliding, and then the arc groove is attached to the rotating drum, which is convenient for sealing during heating to avoid the combustion exhaust gas into the incinerator, causing exhaust gas leakage and harm, and the air inlet pipe and the exhaust pipe are connected through the sliding connection with the two sides of the fixed pipe, which is convenient for adapting the movement of the sliding box, and the sealing ring can guarantee the air tightness of the combustion exhaust gas. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the internal structure perspective view of the present application; Figure 2 It is the internal structure perspective view of the rotating drum of the present application; Figure 3 It is the external structure perspective view of the tee pipe of the present application; Figure 4 It is the external structure perspective view of the connecting rod of the present application; Figure 5 It is the external structure perspective view of the shell of the present application; Figure 6 It is the internal structure perspective view of the sliding box of the present application.

[0021] In the figure: 1, incinerator;2, rotating rod;3, round plate;4, rotating drum;5, swing assembly;51, rotating groove;52, bearing;53, rotating shaft;54, support;55, adjusting rod;56, sliding groove;57, sliding block;58, gear ring;59, gear;510, rotating motor;6, heat preservation assembly;61, shell;62, heating unit;621, sliding box;622, arc groove;623, air inlet pipe;624, nozzle;625, push-pull rod;626, fixed pipe;627, exhaust pipe;628, sealing ring;63, opening;64, sliding rail;65, linear motor;66, fixed rod;7, connecting rod;8, cone cover;9, connecting pipe;10, partition;11, through groove;12, chamfer;13, hopper;14, water inlet pipe;15, tee pipe;16, lifting rod;17, spring pipe. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0023] Please refer to Figures 1-6 The present application provides a technical solution: a N-vinyl pyrrolidone production distillation residue cracking waste gas incineration device: The utility model provides a kind of incinerator, including incineration chamber 1, the inside of incineration chamber 1 is provided with water changing mechanism, water changing mechanism includes rotating rod 2, rotating rod 2 is rotated by external driving machine (not shown in drawing), rotating rod 2 outer surface is rotatably connected with the inside of incineration chamber 1, the outer surface of rotating rod 2 is fixedly connected with two circular plates 3, two circular plates 3 are provided with rotating cylinder 4 between outer surface along the axis of rotating rod 2, rotating cylinder 4 is made of material with good heat conductivity, capacity is set according to actual production needs, and multiple capacities can also be set to replace use, while rotating cylinder 4 is transversely arranged, which can improve the heating range and heating efficiency, the outer surface of rotating cylinder 4 is fixedly connected with connecting rod 7, one end of rotating cylinder 4 is communicated with conical cover 8, the inner wall of conical cover 8 is inclinedly arranged to facilitate the discharge of heated liquid water, one end of conical cover 8 is communicated with connecting pipe 9, connecting pipe 9 is used for discharging heated liquid water, rotating cylinder 4 is fixedly connected with baffle 10 at equal angles, baffle 10 is made of material with good heat conductivity and corrosion resistance, to improve the heating range and heating efficiency, the body of baffle 10 is provided with through groove 11, through groove 11 can improve the heating area and facilitate the flow of liquid water when rotating cylinder 4 rotates, to avoid the shaking of rotating cylinder 4 caused by the inertia of liquid water, one side of the inside of through groove 11 is provided with symmetrical chamfer 12, which further improves the heating area and can guide the flow of liquid water when discharging, to avoid the smooth inner wall of through groove 11 affecting the discharge of liquid water.

[0024] The lower side of one end of connecting pipe 9 is provided with hopper 13, hopper 13 is made of heat preservation material, and one end is communicated with external equipment using high-temperature liquid water, the output end of hopper 13 is fixedly connected with the body of incineration chamber 1, the inside of rotating cylinder 4 is communicated with water inlet pipe 14, electromagnetic valves (not shown in drawing) are arranged on water inlet pipe 14 and connecting pipe 9, to avoid leakage of liquid water in rotating cylinder 4, one end of water inlet pipe 14 is between adjacent two baffles 10, to avoid affecting the heating of liquid water by baffle 10, three-way pipe 15 is slidably connected in the inside of water inlet pipe 14, an electromagnetic valve (not shown in drawing) is arranged on the end of three-way pipe 15 communicated with water inlet pipe 14, to control the supply amount of liquid water, one end of three-way pipe 15 is fixedly connected with lifting rod 16, lifting rod 16 is made of electric push rod or hydraulic rod, and is connected with external control circuit, the outer surface of lifting rod 16 is fixedly connected with the inside of incineration chamber 1, the other end of three-way pipe 15 is communicated with spring pipe 17, one end of spring pipe 17 is communicated with external liquid water source, and is flexible to facilitate the movement of three-way pipe 15.

[0025] The outer part of the rotary drum 4 is provided with an oscillating assembly 5, which comprises rotary grooves 51 arranged in the shape of a rectangle along the radial direction of the circular plate 3, so as to control the oscillation of the rotary drum 4. The rotary grooves 51 are provided on the bodies of the two circular plates 3 in a through manner, the outer surfaces of the connecting rod 7 and the connecting pipe 9 are rotationally connected with the interiors of the rotary grooves 51, the interiors of the rotary grooves 51 on both sides are movably connected with bearings 52, the bearings 52 facilitate the oscillation and rotation of the rotary drum 4, so as to facilitate the heating and discharge of the liquid water, the outer surfaces of the bearings 52 on both sides are fixedly connected with rotating shafts 53, the rotating shafts 53 on both sides are respectively used for limiting the connecting pipe 9 and driving the rotary drum 4 to oscillate, one side of the bearing 52 is fixedly arranged on the outer surface of the connecting pipe 9, and the end of the rotating shaft 53 on one side is rotationally connected with the interior of the rotary groove 51 on one side.

[0026] The other side of the bearing 52 is slidably arranged on the outer surface of the connecting rod 7, the end of the rotating shaft 53 on the other side is rotationally connected with a bracket 54, the bracket 54 is in the shape of a U in cross section and is used for supporting the connecting rod 7, the outer surface of the bracket 54 is fixedly connected with an adjusting rod 55, the adjusting rod 55 is made of an electric push rod or a hydraulic rod and is connected with an external control circuit, and the outer surface of the adjusting rod 55 is fixedly connected with the interior of the rotary groove 51 on the other side.

[0027] The outer surface of the connecting rod 7 is provided with a sliding groove 56, the interior of the sliding groove 56 is slidably connected with a sliding block 57, the cooperation of the sliding block 57 and the sliding groove 56 plays a role of anti-disengagement, so as to improve the stability of the connection between the bearing 52 on the other side and the connecting rod 7, and the outer surface of the sliding block 57 is fixedly connected with the inner arc surface of the bearing 52 on the other side.

[0028] The outer part of the bearing 52 on the other side is provided with a gear ring 58, the gear ring 58 is fixedly arranged on one end of the connecting rod 7, the outer surface of the gear ring 58 is engaged with a gear wheel 59, the engagement of the gear wheel 59 and the gear ring 58 can drive the rotary drum 4 to rotate, so that the plurality of partition plates 10 can be uniformly heated, so as to improve the heating efficiency of the liquid water, the thickness values of the gear wheel 59 and the gear ring 58 are set to be small, the outer ends of the teeth of the gear wheel 59 and the gear ring 58 do not abut against the arc surfaces of each other, so as to facilitate the oscillation of the gear ring 58 with the connecting rod 7, the outer surface of the gear wheel 59 is fixedly connected with a rotating motor 510, the rotating motor 510 is made of a high-temperature-resistant explosion-proof servo motor and is connected with an external control circuit, and the outer surface of the rotating motor 510 is fixedly connected with the outer surface of the circular plate 3 on the other side.

[0029] The outer part of the rotating drum 4 is provided with a heat preservation assembly 6, which comprises two mutually adhered outer shells 61 made of heat preservation material, can preserve the heated liquid water during rotation, avoid waste caused by heat loss, and affect the use effect of hot water. The outer surfaces of the two outer shells 61 are movably connected with the inside of the incineration chamber 1. The two outer shells 61 are respectively sleeved on the outside of the rotating drum 4, the conical cover 8 and the connecting pipe 9. The outer surfaces of the two outer shells 61 are provided with notches 63 for wrapping the water inlet pipe 14. The inner walls of the two notches 63 are movably connected with the outer surface of the water inlet pipe 14.

[0030] The outer surfaces of the two outer shells 61 are provided with sliding rails 64, which are respectively fixedly connected with the outer surfaces of the two circular plates 3. The outer surfaces of the two sliding rails 64 are slidably connected with linear motors 65. The linear motors 65 are provided with heat insulation measures outside to avoid damage caused by high temperature. The linear motors 65 are connected with the external control circuit. The linear motors 65 can control the relative position of the outer shell 61 by sliding along the sliding rail 64, so as to facilitate the heat preservation of the rotating drum 4 and the heating and swinging drainage of the rotating drum 4. The outer surfaces of the two linear motors 65 are fixedly connected with fixed rods 66. One end of the two fixed rods 66 is fixedly connected with the outer surface of the outer shell 61.

[0031] The outer shell 61 is provided with a heating unit 62, which comprises a sliding box 621 made of ceramic-based sealing material to ensure high temperature resistance and sealing performance during heating. The sliding box 621 is also provided with a booster device (not shown in the figure) for improving the combustion efficiency of non-methane total hydrocarbon waste gas. The top of the sliding box 621 is provided with an arc groove 622, which can facilitate the mutual adhesion of the sliding box 621 and the outer arc surface of the rotating drum 4. The inside of the arc groove 622 is movably connected with the outer surface of the rotating drum 4. The inside of the sliding box 621 is provided with an air inlet pipe 623 for conveying and air inlet of non-methane total hydrocarbon waste gas. The inside of the air inlet pipe 623 is penetrated and communicated with a nozzle 624. One end of the nozzle 624 is provided with an existing igniter (not shown in the figure), and a plurality of igniters are arranged at equal angles to ensure the combustion effect. The bottom of the sliding box 621 is fixedly connected with a push-pull rod 625 made of an electric push rod or a hydraulic rod, and connected with the external control circuit. The outer surface of the push-pull rod 625 is fixedly connected with the inside of the incineration chamber 1.

[0032] The two sides of the sliding box 621 are provided with fixed pipes 626, which are connected with the external non-methane total hydrocarbon waste gas supply equipment and the external tail gas washing tower, respectively, and the outer surfaces of the two fixed pipes 626 are fixedly connected with the body of the incineration chamber 1, the outer surface of one side of the fixed pipe 626 is slidably connected with the inner part of the air inlet pipe 623, the inner part of the sliding box 621 penetrates and communicates with an exhaust pipe 627 for discharging incineration tail gas, one end of the exhaust pipe 627 is slidably connected with the inner part of the other fixed pipe 626, and the outer parts of one side of the fixed pipe 626 and one end of the exhaust pipe 627 are embedded with sealing rings 628 made of metal-based solid lubricating composite material, which can be used for sliding sealing and high-temperature environment.

[0033] Meanwhile, the contents not described in detail in the specification belong to the prior art known to those skilled in the art.

[0034] Working principle: first, the output end of the lifting rod 16 extends to drive the three-way pipe 15 to follow the descent, so that the bottom end of the three-way pipe 15 slides into the inner part of the water inlet pipe 14 on the uppermost rotating drum 4, the spring pipe 17 facilitates the movement of the three-way pipe 15 through extension and contraction, and then the liquid water of the external water source enters the inner part of the rotating drum 4 through the spring pipe 17, the three-way pipe 15 and the water inlet pipe 14, at the beginning and end of this process, the electromagnetic valves on the connecting pipe 9 and the water inlet pipe 14 are closed in turn, then the external drive motor drives the rotating drum 4 to rotate through the rotating rod 2 and the circular plate 3 to change the position, so that the rotating drum 4 containing low-temperature liquid water moves to the lowermost position, then the rotating motor 510 drives the rotating drum 4 to rotate through the meshing of the gear 59 and the gear ring 58, so that the water inlet pipe 14 is above the rotating drum 4; The output end of the push-pull rod 625 extends to make the sliding box 621 rise, so that the sliding box 621 is attached to the bottom arc surface of the lowermost rotating drum 4 through the arc groove 622, then the gas supply equipment transports the non-methane total hydrocarbon waste gas through one side of the fixed pipe 626 and the air inlet pipe 623, and sprays it through the nozzle 624, then ignites it through the igniter to heat the liquid water in the rotating drum 4, during the heating process, the partition plate 10, the through slot 11 and the chamfer 12 increase the contact area to improve the heating efficiency of the liquid water, and the rotating motor 510 drives the rotating drum 4 to rotate reciprocally, so that all the partition plates 10 are heated to realize the annular heating of the liquid water, thereby further improving the heating efficiency, and the incineration tail gas is transported to the external tail gas washing tower through the exhaust pipe 627 and the other side of the fixed pipe 626, so that the incineration tail gas is discharged after being purified; After the liquid water inside the rotating drum 4 is heated to boiling, the heating is stopped, then the rotating motor 510 drives the rotating drum 4 to rotate so that the water inlet pipe 14 is reset, then the circular plate 3 drives the rotating drum 4 to rotate to change the position, so as to realize the continuous heating of the liquid water, at the same time, the linear motor 65 slides along the slide rail 64, so that the fixed rod 66 drives the shell 61 to move, so that the two shells 61 outside the rotating drum 4 carrying the boiling hot water are close to each other and folded, so as to wrap the rotating drum 4 and the corresponding conical cover 8 and the connecting pipe 9, so as to realize the heat preservation of the hot water, when the rotating drum 4 moves to the uppermost position, the linear motor 65 drives the shell 61 to move to reset, so that the rotating drum 4 is separated from the wrapping; When the rotating drum 4 carrying the hot water moves to the uppermost position, the adjusting rod 55 outputs to extend, so that the support 54 drives the corresponding bearing 52 to rise in the corresponding rotating groove 51, so that one end of the rotating drum 4 is lifted by the connecting rod 7, at the same time, the connecting pipe 9 is rotated and one end is downward by the limiting action of the other side bearing 52 and the rotating shaft 53, at the same time, one end of the connecting pipe 9 is towards the inside of the hopper 13, then the electromagnetic valve on the connecting pipe 9 is opened, the hot water in the rotating drum 4 is guided by the conical cover 8, so as to flow into the inside of the hopper 13 through the connecting pipe 9, and then is delivered to the outside water equipment through the hopper 13.

[0035] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A device for incinerating N-vinylpyrrolidone distillation residue pyrolysis waste gas, comprising an incineration chamber (1), characterized in that: The incineration chamber (1) is equipped with a water exchange mechanism, which includes a rotating rod (2). The outer surface of the rotating rod (2) is rotatably connected to the interior of the incineration chamber (1). Two circular plates (3) are fixedly connected through the outer surface of the rotating rod (2). A rotating cylinder (4) is provided at equal angles between the outer surfaces of the two circular plates (3) along the axis of the rotating rod (2). A connecting rod (7) is fixedly connected to the outer surface of the rotating cylinder (4). A conical cover (8) is connected to one end of the rotating cylinder (4). A connecting pipe (9) is connected to one end of the conical cover (8). A partition plate (10) is fixedly connected at equal angles inside the rotating cylinder (4). A through groove (11) is provided on the body of the partition plate (10). A symmetrical chamfer (12) is provided on one side of the through groove (11).

2. The device for incinerating N-vinylpyrrolidone distillation residue pyrolysis waste gas according to claim 1, characterized in that: A hopper (13) is provided below one end of the connecting pipe (9). The output end of the hopper (13) is fixedly connected to the body of the incineration chamber (1). A water inlet pipe (14) is connected through the inside of the rotating drum (4). A three-way pipe (15) is slidably connected inside the water inlet pipe (14). A lifting rod (16) is fixedly connected to one end of the three-way pipe (15). The outer surface of the lifting rod (16) is fixedly connected to the inside of the incineration chamber (1). A spring pipe (17) is connected to the other end of the three-way pipe (15).

3. The device for incinerating N-vinylpyrrolidone distillation residue pyrolysis waste gas according to claim 1, characterized in that: The outside of the rotating drum (4) is provided with a swing assembly (5). The swing assembly (5) includes a rotating groove (51). The rotating groove (51) is opened on the body of the two circular plates (3) and is in a through state. The outer surfaces of the connecting rod (7) and the connecting pipe (9) are rotatably connected to the inside of the rotating groove (51). The inside of the rotating groove (51) on both sides is movably connected with a bearing (52). The outer surfaces of the bearings (52) on both sides are fixedly connected with a rotating shaft (53). One side of the bearing (52) is fixed on the outer surface of the connecting pipe (9). The end of the rotating shaft (53) on one side is rotatably connected to the inside of the rotating groove (51) on one side.

4. The device for incinerating N-vinylpyrrolidone distillation residue pyrolysis waste gas according to claim 3, characterized in that: The bearing (52) on the other side is slidably sleeved on the outer surface of the connecting rod (7), and the end of the rotating shaft (53) on the other side is rotatably connected to a bracket (54). An adjusting rod (55) is fixedly connected to the outer surface of the bracket (54), and the outer surface of the adjusting rod (55) is embedded and fixedly connected to the interior of the rotating groove (51) on the other side.

5. The device for incinerating N-vinylpyrrolidone distillation residue pyrolysis waste gas according to claim 3, characterized in that: The outer surface of the connecting rod (7) is provided with a sliding groove (56), and a slider (57) is slidably connected inside the sliding groove (56). The outer surface of the slider (57) is fixedly connected to the inner arc surface of the bearing (52) on the other side.

6. The device for incinerating N-vinylpyrrolidone distillation residue pyrolysis waste gas according to claim 3, characterized in that: On the other side, a gear ring (58) is provided on the outside of the bearing (52). The gear ring (58) is fixed on one end of the connecting rod (7). A gear (59) meshes on the outer surface of the gear ring (58). A rotating motor (510) is fixedly connected to the outer surface of the gear (59). The outer surface of the rotating motor (510) is fixedly connected to the outer surface of the circular plate (3) on the other side.

7. The device for incinerating N-vinylpyrrolidone distillation residue pyrolysis waste gas according to claim 2, characterized in that: The outside of the rotating drum (4) is provided with a heat insulation component (6). The heat insulation component (6) includes two shells (61) that fit together. The outer surfaces of the two shells (61) are movably connected to the inside of the combustion chamber (1). The two shells (61) are respectively fitted on the outside of the rotating drum (4), the cone cover (8) and the connecting pipe (9). The outer surfaces of the two shells (61) are provided with notches (63). The inner walls of the notches (63) on both sides are movably connected to the outer surface of the water inlet pipe (14).

8. The device for incinerating N-vinylpyrrolidone distillation residue pyrolysis waste gas according to claim 7, characterized in that: The outer shell (61) is provided with slide rails (64) on both sides. The slide rails (64) on both sides are fixedly connected to the outer surfaces of the two circular plates (3). Linear motors (65) are slidably connected to the outer surfaces of the slide rails (64) on both sides. Fixed rods (66) are fixedly connected to the outer surfaces of the linear motors (65) on both sides. One end of the fixed rods (66) on both sides is fixedly connected to the outer surface of the outer shell (61).

9. The device for incinerating N-vinylpyrrolidone distillation residue pyrolysis waste gas according to claim 7, characterized in that: A heating unit (62) is provided on the outside of the outer shell (61). The heating unit (62) includes a sliding box (621). An arc groove (622) is provided on the top of the sliding box (621). The inside of the arc groove (622) is movably connected to the outer surface of the rotating drum (4). An air inlet pipe (623) is provided inside the sliding box (621). A nozzle (624) is connected through the inside of the air inlet pipe (623). A push-pull rod (625) is fixedly connected to the bottom of the sliding box (621). The outer surface of the push-pull rod (625) is fixedly connected to the inside of the combustion chamber (1).

10. The device for incinerating N-vinylpyrrolidone distillation residue pyrolysis waste gas according to claim 9, characterized in that: Both sides of the slide box (621) are provided with solid pipes (626). The outer surfaces of the solid pipes (626) on both sides are fixedly connected to the body of the combustion chamber (1). The outer surface of one side of the solid pipe (626) is slidably connected to the inside of the air inlet pipe (623). The inside of the slide box (621) is connected to an exhaust pipe (627). One end of the exhaust pipe (627) is slidably connected to the inside of the solid pipe (626) on the other side. A sealing ring (628) is embedded on the outside of one end of the solid pipe (626) and the exhaust pipe (627).

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