Waste activated carbon regeneration equipment

Abstract

The utility model discloses waste activated carbon regeneration equipment and relates to the technical field of activated carbon regeneration. Comprising a drying mechanism, a high-temperature regeneration mechanism and a tail gas treatment mechanism, a second outer heat preservation frame is connected to the outer side wall of a high-temperature regeneration cylinder, and a spiral inner breather pipe is arranged on the inner side of the second outer heat preservation frame and arranged on the high-temperature regeneration cylinder in a sleeving mode; the end, away from the second outer heat preservation frame, of the first gas conveying pipe penetrates through the tail gas recycling barrel and extends into the tail gas recycling barrel. Waste gas exhausted from the drying cylinder and the high-temperature regeneration cylinder enters a condensation pipe and a gas outlet frame through a gas conveying pipe I, and organic matters generated in the high-temperature regeneration process are fully contacted with a water solution to be absorbed while the tail gas is cooled; the tail gas exhausted by the first gas guide pipe and the second gas guide pipe is used for preheating air in the inner ventilation pipe, a certain heat preservation effect on the temperature in the high-temperature regeneration barrel is achieved, then heat in the tail gas is fully utilized, and energy waste is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to active carbon regeneration technical field especially, relates to a kind of waste active carbon regeneration equipment. BACKGROUND

[0002] ‌Active carbon is a kind of carbon that is specially treated, with the characteristics of developed microporous structure, large specific surface area, strong adsorption activity‌. It is activated by heating carbonization under the condition of air isolation to organic raw materials (if shell, coal, wood etc.) again with gas reaction. Active carbon is widely used in wastewater treatment, air purification, electrode material, flue gas treatment and other fields, and its adsorption principle mainly includes physical adsorption and chemical adsorption. With the progress of science and technology, the preparation process and regeneration technology of active carbon are also developing continuously to meet the needs of more fields.

[0003] The active carbon regeneration process aims to restore the adsorption performance of saturated adsorption pollutant active carbon, and the main methods include thermal regeneration method, biological regeneration method, wet air oxidation regeneration method, organic solvent regeneration method and microwave regeneration technology. In the process of operating waste active carbon by thermal regeneration method, the drying and high-temperature regeneration steps are particularly important. In the existing waste active carbon regeneration equipment, the tail gas generated in the drying and high-temperature regeneration steps is generally directly discharged, which can easily pollute the air and cause resource waste. Therefore, the present application provides a waste active carbon regeneration equipment to solve the above problems.‌ SUMMARY

[0004] The utility model aims at providing a kind of waste active carbon regeneration equipment, solve the technical problem proposed in background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of waste active carbon regeneration equipment, comprising,

[0006] Drying mechanism, including drying cylinder, the outer thermal insulation frame one fixed on the outer side wall of drying cylinder, the electric heating plate between the outer thermal insulation frame one and drying cylinder and the air guide pipe one connected on the upper side wall of drying cylinder;

[0007] High-temperature regeneration mechanism, including high-temperature regeneration cylinder and the air guide pipe two connected on the upper side wall of high-temperature regeneration cylinder, the air guide pipe two is communicated with the air guide pipe one, the outer thermal insulation frame two is fixedly connected on the outer side wall of high-temperature regeneration cylinder, the air guide pipe two is communicated with the outer thermal insulation frame two at the end away from high-temperature regeneration cylinder and the outer thermal insulation frame two, the inner air pipe is arranged in the inner side of the outer thermal insulation frame two, the inner air pipe is spiral, and is sleeved on high-temperature regeneration cylinder, the gas pipe one is fixedly connected to the lower end of the outer thermal insulation frame two;

[0008] Tail gas treatment mechanism, including tail gas recovery cylinder, the gas pipe one is communicated with the tail gas recovery cylinder at the end away from the outer thermal insulation frame two and extends into the tail gas recovery cylinder.

[0009] Preferably, the two side walls of the outer insulation frame are fixedly connected with an air inlet pipe and a hot air input pipe, the hot air input pipe and the air inlet pipe are respectively communicated with the upper and lower ends of the inner air pipe, the outer side of the outer insulation frame two is provided with a hot air blower, the hot air input pipe is communicated with the input end of the hot air blower, the lower side wall of the high-temperature regeneration cylinder is fixedly connected with a main air pipe, the side wall of the main air pipe is fixedly connected with a plurality of auxiliary frames, the output end of the hot air blower is fixedly connected with a hot air output pipe, one end of the hot air output pipe away from the hot air blower penetrates the lower side wall of the high-temperature regeneration cylinder and is communicated with the main air pipe.

[0010] Preferably, the main air pipe and the auxiliary frame are communicated, a plurality of air outlet holes are formed in the side wall of the auxiliary frame, and the active carbon storage cavities are formed between the main air pipe and the side wall of the high-temperature regeneration cylinder between adjacent auxiliary frames. The lower side wall of the active carbon storage cavity is provided with a discharge window.

[0011] Preferably, the upper end of the high-temperature regeneration cylinder is fixedly connected with a communication pipe, the communication pipe is provided with a material valve, the upper end of the communication pipe is fixedly connected with the lower end of the drying cylinder and is communicated with the drying cylinder, and the main air pipe is tapered.

[0012] Preferably, the inner side of the tail gas recovery cylinder is provided with a condensing pipe and an air outlet frame, the condensing pipe is spiral-shaped, the upper end of the condensing pipe is communicated with the gas conveying pipe, the lower end of the condensing pipe is communicated with the air outlet frame, a plurality of air outlet holes are formed in the lower side wall of the air outlet frame, the tail gas recovery cylinder is provided with an aqueous solution, the condensing pipe and the air outlet frame are located in the aqueous solution, and the upper side wall of the tail gas recovery cylinder is fixedly connected with a second gas conveying pipe.

[0013] Preferably, one end of the second gas conveying pipe away from the tail gas recovery cylinder is fixedly connected with a detection cylinder, the upper side wall of the detection cylinder is fixedly connected with an exhaust pipe, the exhaust pipe is communicated with the detection cylinder, the detection cylinder is provided with a partition plate, the detection cylinder is divided into two areas by the partition plate, the lower end of the partition plate is not connected with the inner wall of the lower side of the detection cylinder, the second gas conveying pipe and the exhaust pipe are located on the two sides of the partition plate, and the side of the partition plate close to the exhaust pipe is provided with an air component detection sensor.

[0014] Preferably, the exhaust pipe is connected with a circulating pipe and an air inlet electromagnetic valve one, the circulating pipe and the exhaust pipe are communicated, and the connection position of the circulating pipe and the exhaust pipe is located between the air inlet electromagnetic valve one and the detection cylinder, the circulating pipe is provided with an air inlet electromagnetic valve two, one end of the circulating pipe away from the detection cylinder is communicated with the first gas conveying pipe, and the first gas conveying pipe and the circulating pipe are both provided with a one-way valve.

[0015] Preferably, a water storage bucket is arranged below the gas conveying pipe, left and right side walls of the water storage bucket are fixedly connected with connecting pipes at the upper end, and the connecting pipes are communicated with the gas conveying pipe at the end away from the water storage bucket.

[0016] Preferably, the drying cylinder is fixedly connected with a stirring motor at the upper end, the output end of the stirring motor is fixedly connected with a rotating rod, the lower end of the rotating rod penetrates through the upper side wall of the drying cylinder and extends to the inner side of the drying cylinder, a plurality of stirring rods are fixedly connected with the rotating rod, the rotating rod is rotatably connected with the upper side wall of the drying cylinder, and the upper side wall of the drying cylinder is provided with a sealed feeding window.

[0017] Compared with the related art, the waste activated carbon regeneration equipment has the following beneficial effects:

[0018] 1. The tail gas treatment mechanism is arranged in the device, the waste gas discharged from the drying cylinder and the high-temperature regeneration cylinder enters the condensing pipe and the gas outlet frame through the gas conveying pipe, the condensing pipe and the gas outlet frame are located in the water solution, the organic matters generated in the high-temperature regeneration process are absorbed by fully contacting with the water solution while the tail gas is cooled, the discharged gas is detected by the air composition detection sensor in the detection cylinder, and when the detection meets the standard, the gas can be discharged, when the detection does not meet the standard, the air electromagnetic valve one is closed and the air electromagnetic valve two is opened, so that the gas is introduced into the condensing pipe from the circulating pipe for circulating treatment, thereby the harmful substances in the tail gas are effectively condensed and treated, and the pollution to the environment is reduced.

[0019] 2. The outer heat preservation frame two is arranged outside the high-temperature regeneration cylinder, the end of the gas guide pipe one away from the drying cylinder and the end of the gas guide pipe two away from the high-temperature regeneration cylinder are communicated with the outer heat preservation frame two, and the spiral inner air pipe is arranged inside the outer heat preservation frame two, when the hot air is input into the high-temperature regeneration cylinder by the hot air blower, the hot air input pipe is communicated with the inner air pipe, the tail gas discharged from the gas guide pipe one and the gas guide pipe two is used for preheating the air in the inner air pipe, the temperature in the high-temperature regeneration cylinder is preserved to a certain extent, the heat in the tail gas is fully utilized, and the energy waste is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0021] Figure 2 It is a drying mechanism cross section three-dimensional structure schematic view of the utility model;

[0022] Figure 3 It is a high-temperature regeneration mechanism cross section three-dimensional structure schematic view of the utility model;

[0023] Figure 4 It is a Figure 3 enlarged view of A in the utility model;

[0024] Figure 5 For the main ventilation cylinder position of the utility model Figure 3 Amplified view of B;

[0025] Figure 6 For the main ventilation cylinder position of the utility model

[0026] Figure 7 For the main ventilation cylinder position of the utility model

[0027] Figure 8 For the main ventilation cylinder position of the utility model

[0028] In the figure: 1, drying mechanism; 2, high-temperature regeneration mechanism; 3, hot air machine; 4, tail gas recovery cylinder; 5, drying cylinder; 6, stirring motor; 7, sealing feeding window; 8, outer insulation frame one; 9, electric heating plate; 10, communication pipe; 11, material valve; 12, rotating rod; 13, stirring rod; 14, air guide pipe one; 15, high-temperature regeneration cylinder; 16, outer insulation frame two; 17, inner air pipe; 18, air guide pipe two; 19, hot air output pipe; 20, hot air input pipe; 21, main ventilation cylinder; 22, auxiliary frame; 23, air outlet; 24, air pipe one; 25, detection cylinder; 26, air pipe two; 27, exhaust pipe; 28, water storage bucket; 29, air inlet pipe; 30, connecting pipe; 31, condenser pipe; 32, air outlet frame; 33, air outlet; 34, partition; 35, air composition detection sensor; 36, circulating pipe; 37, air electromagnetic valve one; 38, air electromagnetic valve two; 39, discharging window. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0030] Embodiment:

[0031] Please refer to Figures 1-8 The utility model provides a technical scheme: a waste activated carbon regeneration equipment, comprising,

[0032] The drying mechanism 1 comprises a drying cylinder 5, an outer insulation frame I 8 fixed on the outer side wall of the drying cylinder 5, an electric heating plate 9 arranged between the outer insulation frame I 8 and the drying cylinder 5, and a gas guide pipe I 14 connected to the upper side wall of the drying cylinder 5; the upper end of the drying cylinder 5 is fixedly connected with a stirring motor 6; the output end of the stirring motor 6 is fixedly connected with a rotating rod 12; the lower end of the rotating rod 12 penetrates through the upper side wall of the drying cylinder 5 and extends to the inner side of the drying cylinder 5; a plurality of stirring rods 13 are fixedly connected to the rotating rod 12; the rotating rod 12 is rotationally connected with the upper side wall of the drying cylinder 5; the upper side wall of the drying cylinder 5 is provided with a sealed feeding window 7; in use, the sealed feeding window 7 is opened, and the waste activated carbon to be dried is fed into the drying cylinder 5; the waste activated carbon in the drying cylinder 5 is heated and dried by the electric heating plate 9; at the same time of heating, the rotating rod 12 is driven to rotate by the stirring motor 6; the waste activated carbon is stirred by the stirring rods 13 on the surface of the rotating rod 12, so that the waste activated carbon can be fully dried;

[0033] The high-temperature regeneration mechanism 2 comprises a high-temperature regeneration cylinder 15 and a gas guide pipe II 18 connected to the upper side wall of the high-temperature regeneration cylinder 15; the gas guide pipe II 18 is communicated with the gas guide pipe I 14; the outer side wall of the high-temperature regeneration cylinder 15 is fixedly connected with an outer insulation frame II 16; the tail gas generated in the drying process enters the outer insulation frame II 16 through the gas guide pipe I 14; the end of the gas guide pipe II 18 away from the high-temperature regeneration cylinder 15 penetrates through the upper side wall of the outer insulation frame II 16 and is communicated with the outer insulation frame II 16; an inner air pipe 17 is arranged in the inner side of the outer insulation frame II 16; the inner air pipe 17 is in a spiral shape and is sleeved on the high-temperature regeneration cylinder 15; the lower end of the outer insulation frame II 16 is fixedly connected with a gas conveying pipe I 24; the side wall of the outer insulation frame II 16 is fixedly connected with an air inlet pipe 29 and a hot air input pipe 20; the hot air input pipe 20 and the air inlet pipe 29 are respectively communicated with the upper and lower ends of the inner air pipe 17; a hot air fan 3 is arranged on the outer side of the outer insulation frame II 16; the hot air input pipe 20 is communicated with the input end of the hot air fan 3; the lower side wall of the high-temperature regeneration cylinder 15 is fixedly connected with a main air pipe 21; a plurality of auxiliary frames 22 are fixedly connected to the side wall of the main air pipe 21; the output end of the hot air fan 3 is fixedly connected with a hot air output pipe 19; the end of the hot air output pipe 19 away from the hot air fan 3 penetrates through the lower side wall of the high-temperature regeneration cylinder 15 and is communicated with the main air pipe 21; the upper end of the high-temperature regeneration cylinder 15 is fixedly connected with a communication pipe 10; the communication pipe 10 is provided with a feeding valve 11; the upper end of the communication pipe 10 is fixedly connected with the lower end of the drying cylinder 5 and is communicated with the drying cylinder 5; the upper end of the main air pipe 21 is in a tapered shape;

[0034] The main ventilation cylinder 21 and the auxiliary frame 22 are communicated, a plurality of gas outlet holes 23 are formed in the side wall of the auxiliary frame 22, and the active carbon storage cavities are formed between the adjacent auxiliary frames 22 and the side wall of the main ventilation cylinder 21 and the high-temperature regeneration cylinder 15. After the active carbon is dried, the material valve 11 is opened, the active carbon enters the high-temperature regeneration cylinder 15, the conical structure is arranged at the upper end of the main ventilation cylinder 21, so that the active carbon enters the plurality of active carbon storage cavities, respectively, the material valve 11 is closed to separate the drying cylinder 5 from the high-temperature regeneration cylinder 15, so that the drying cylinder 5 and the high-temperature regeneration cylinder 15 are not affected, and the subsequent waste active carbon is dried. The hot air blower 3 is used to guide the high-temperature gas flow into the main ventilation cylinder 21 through the hot air output pipe 19, and the active carbon is subjected to high-temperature regeneration operation through the gas outlet holes 23 in the side wall of the auxiliary frame 22. The lower side wall of the active carbon storage cavity is provided with a discharge window 39. After the high-temperature regeneration operation, the regenerated active carbon in the high-temperature regeneration cylinder 15 can be taken out by opening the discharge window 39.

[0035] The tail gas treatment mechanism comprises a tail gas recovery cylinder 4, a gas conveying pipe one 24 penetrating through the upper side wall of the tail gas recovery cylinder 4 away from one end of the outer heat preservation frame two 16 and extending into the tail gas recovery cylinder 4, an inner side of the tail gas recovery cylinder 4 being provided with a condensing pipe 31 and a gas outlet frame 32, the condensing pipe 31 being in a spiral shape, the spiral structure improving the condensing effect of the tail gas, the upper end of the condensing pipe 31 being communicated with the gas conveying pipe one 24, the lower end of the condensing pipe 31 being communicated with the gas outlet frame 32, a plurality of gas discharge holes 33 being formed in the lower side wall of the gas outlet frame 32, the tail gas recovery cylinder 4 being provided with an aqueous solution, the condensing pipe 31 and the gas outlet frame 32 being located in the aqueous solution, the upper side wall of the tail gas recovery cylinder 4 being fixedly connected with a gas conveying pipe two 26, the gas conveying pipe two 26 being communicated with the tail gas recovery cylinder 4, one end of the gas conveying pipe two 26 away from the tail gas recovery cylinder 4 being fixedly connected with a detection cylinder 25, the upper side wall of the detection cylinder 25 being fixedly connected with an exhaust pipe 27, the exhaust pipe 27 being communicated with the detection cylinder 25, the detection cylinder 25 being provided with a partition plate 34, the detection cylinder 25 being divided into two areas by the partition plate 34 on the left and right sides, the lower end of the partition plate 34 not being connected with the inner wall of the lower side of the detection cylinder 25, the gas conveying pipe two 26 and the exhaust pipe 27 being located on the two sides of the partition plate 34, the side of the partition plate 34 close to the exhaust pipe 27 being provided with an air composition detection sensor 35, and the tail gas after heat recovery is introduced into the condensing pipe 31 and the gas outlet frame 32 in the tail gas recovery cylinder 4 through the gas conveying pipe one 24.

[0036] The circulating pipe 36 and the venting electromagnetic valve one 37 are connected to the exhaust pipe 27, the circulating pipe 36 and the exhaust pipe 27 are communicated, and the connecting position of the circulating pipe 36 and the exhaust pipe 27 is between the venting electromagnetic valve one 37 and the detection cylinder 25, the venting electromagnetic valve two 38 is arranged on the circulating pipe 36, the end of the circulating pipe 36 far from the detection cylinder 25 is communicated with the gas conveying pipe one 24, the one-way valve is arranged in the gas conveying pipe one 24 and the circulating pipe 36, the discharged gas is detected by using the air composition detection sensor 35 in the detection cylinder 25, when the detection reaches the standard, the gas can be discharged, when the detection does not reach the standard, the venting electromagnetic valve one 37 is closed, the venting electromagnetic valve two 38 is opened, the gas is introduced into the condensing pipe 31 from the circulating pipe 36 to be recycled and treated, so that the harmful substances in the tail gas are effectively condensed and treated, and the pollution to the environment is reduced.

[0037] The water storage bucket 28 is arranged below the gas conveying pipe one 24, the connecting pipes 30 are fixedly connected to the upper ends of the left and right side walls of the water storage bucket 28, the ends of the connecting pipes 30 far from the water storage bucket 28 are communicated with the gas conveying pipe one 24, and the water generated by the condensation operation of the water in the tail gas discharged from the gas guide pipe one 14 and the gas guide pipe two 18 by using the cold air in the inner venting pipe 17 is collected by the water storage bucket 28.

[0038] Working principle: in use, open the sealed feeding window 7, put the waste activated carbon that needs to be dried into the drying cylinder 5, use the electric heating plate 9 to heat and dry the waste activated carbon in the drying cylinder 5, at the same time of heating, use the stirring motor 6 to drive the rotating rod 12 to rotate, use the stirring rod 13 on the surface of the rotating rod 12 to stir the waste activated carbon, ensure that the waste activated carbon can be fully dried, the tail gas generated in the drying process enters the outer insulation frame two 16 through the air guide pipe one 14, open the material valve 11 after the waste activated carbon is dried, the activated carbon enters the high-temperature regeneration cylinder 15, through the taper structure on the upper end of the main air cylinder 21, the activated carbon enters several activated carbon storage cavities, respectively, close the material valve 11 to separate the drying cylinder 5 and the high-temperature regeneration cylinder 15, so that the drying cylinder 5 and the high-temperature regeneration cylinder 15 are not affected, facilitating subsequent waste activated carbon drying, when high-temperature regeneration is carried out, use the air heater 3 to guide the high-temperature gas into the main air cylinder 21 through the hot air output pipe 19, and regenerate the activated carbon through the air outlet hole 23 in the side wall of the auxiliary frame 22, use the tail gas generated by the high-temperature regeneration cylinder 15 and the drying cylinder 5 to guide into the outer insulation frame two 16, heat the inner through pipe connected to the air inlet end of the air heater 3, thereby preheating the cold air, and the temperature in the high-temperature regeneration cylinder 15 plays a certain insulation role, thereby fully utilizing the heat in the tail gas, reducing energy waste, at the same time, use the cold air in the inner air pipe 17 to condense the water in the tail gas discharged from the air guide pipe one 14 and the air guide pipe two 18, and collect the condensed water through the water storage bucket 28, the tail gas after heat recovery is introduced into the condensing pipe 31 and the air outlet frame 32 in the tail gas recovery cylinder 4 through the gas pipe one 24, the condensing pipe 31 and the air outlet frame 32 are located in the water solution, at the same time of cooling the tail gas, the organic matter generated in the high-temperature regeneration process is absorbed by fully contacting with the water solution, at the same time, use the air composition detection sensor 35 in the detection cylinder 25 to detect the discharged gas, when the detection meets the standard, it can be discharged, when the detection does not meet the standard, close the air electromagnetic valve one 37 and open the air electromagnetic valve two 38, re-guide the gas from the circulating pipe 36 into the condensing pipe 31 for circulating treatment, thereby effectively condensing and processing the harmful substances in the tail gas, reducing the pollution to the environment.

[0039] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A spent activated carbon regeneration apparatus, characterized by: The utility model relates to a drying mechanism (1) comprising a drying cylinder (5), an outer insulation frame (8) fixed on the outer side wall of the drying cylinder (5), an electric heating plate (9) arranged between the outer insulation frame (8) and the drying cylinder (5), and a gas guide pipe (14) connected to the upper side wall of the drying cylinder (5). A high-temperature regeneration mechanism (2) comprising a high-temperature regeneration cylinder (15) and a gas guide pipe (18) connected to the upper side wall of the high-temperature regeneration cylinder (15), wherein the gas guide pipe (18) is in communication with the gas guide pipe (14), the outer side wall of the high-temperature regeneration cylinder (15) is fixedly connected with an outer insulation frame (16), one end of the gas guide pipe (18) away from the high-temperature regeneration cylinder (15) penetrates through the upper side wall of the outer insulation frame (16) and is in communication with the outer insulation frame (16), the inner side of the outer insulation frame (16) is provided with an inner air pipe (17), the inner air pipe (17) is in a spiral shape and is sleeved on the high-temperature regeneration cylinder (15), and the lower end of the outer insulation frame (16) is fixedly connected with a gas pipe (24). An exhaust gas treatment mechanism comprising an exhaust gas recovery cylinder (4), wherein one end of the gas pipe (24) away from the outer insulation frame (16) penetrates through the upper side wall of the exhaust gas recovery cylinder (4) and extends into the exhaust gas recovery cylinder (4). The outer side wall of the outer insulation frame (16) is fixedly connected with an air inlet pipe (29) and a hot air input pipe (20), the upper and lower ends of the inner air pipe (17) are respectively in communication with the hot air input pipe (20) and the air inlet pipe (29), the outer side of the outer insulation frame (16) is provided with a hot air blower (3), the input end of the hot air blower (3) is in communication with the hot air input pipe (20), the lower side wall of the high-temperature regeneration cylinder (15) is fixedly connected with a main air pipe (21), the side wall of the main air pipe (21) is fixedly connected with a plurality of auxiliary frames (22), the output end of the hot air blower (3) is fixedly connected with a hot air output pipe (19), one end of the hot air output pipe (19) away from the hot air blower (3) penetrates through the lower side wall of the high-temperature regeneration cylinder (15) and is in communication with the main air pipe (21).

2. The waste activated carbon regeneration apparatus according to claim 1, characterized by: The main air pipe (21) and the auxiliary frames (22) are in communication, a plurality of air outlet holes (23) are formed in the side wall of the auxiliary frames (22), the active carbon storage cavities are formed between the side walls of the main air pipe (21), the auxiliary frames (22) and the high-temperature regeneration cylinder (15), and the lower side wall of the active carbon storage cavities is provided with a discharge window (39).

3. The spent activated carbon regeneration apparatus according to claim 2, characterized by: The upper end of the high-temperature regeneration cylinder (15) is fixedly connected with a communication pipe (10), the communication pipe (10) is provided with a material valve (11), the upper end of the communication pipe (10) is fixedly connected with the lower end of the drying cylinder (5) and is in communication with the drying cylinder (5), and the upper end of the main air pipe (21) is in a conical shape.

4. The waste activated carbon regeneration apparatus according to claim 2, characterized by: ​ 5. The waste activated carbon regeneration apparatus according to claim 1, characterized by: The inner side of the tail gas recovery cylinder (4) is provided with a condenser pipe (31) and an air outlet frame (32), the condenser pipe (31) is spiral, the upper end of the condenser pipe (31) is communicated with the gas conveying pipe (24), the lower end of the condenser pipe (31) is communicated with the air outlet frame (32), a plurality of air exhaust holes (33) are arranged on the lower side wall of the air outlet frame (32), a water solution is arranged in the tail gas recovery cylinder (4), the condenser pipe (31) and the air outlet frame (32) are located in the water solution, and the upper side wall of the tail gas recovery cylinder (4) is fixedly connected with the gas conveying pipe (26).

6. The spent activated carbon regeneration apparatus according to claim 5, characterized by: The tail gas recovery cylinder (4) is fixedly connected with the detection cylinder (25) at one end away from the tail gas recovery cylinder (4), the upper side wall of the detection cylinder (25) is fixedly connected with the exhaust pipe (27), the exhaust pipe (27) is communicated with the detection cylinder (25), the detection cylinder (25) is provided with a partition plate (34), the detection cylinder (25) is divided into two areas by the partition plate (34) on the left and right sides, the lower end of the partition plate (34) is not connected with the inner wall of the lower side of the detection cylinder (25), the gas conveying pipe (26) and the exhaust pipe (27) are located on the two sides of the partition plate (34), and the side, close to the exhaust pipe (27), of the partition plate (34) is provided with an air composition detection sensor (35).

7. The spent activated carbon regeneration apparatus according to claim 6, characterized by: The exhaust pipe (27) is connected with a circulating pipe (36) and an air inlet electromagnetic valve (37), the circulating pipe (36) and the exhaust pipe (27) are communicated, and the connection position of the circulating pipe (36) and the exhaust pipe (27) is located between the air inlet electromagnetic valve (37) and the detection cylinder (25), the circulating pipe (36) is provided with an air inlet electromagnetic valve (38), one end of the circulating pipe (36) away from the detection cylinder (25) is communicated with the gas conveying pipe (24), and the gas conveying pipe (24) and the circulating pipe (36) are provided with a check valve.

8. The spent activated carbon regeneration apparatus according to claim 1, characterized by: The lower side of the gas conveying pipe (24) is provided with a water storage bucket (28), the upper ends of the left and right side walls of the water storage bucket (28) are fixedly connected with a connecting pipe (30), and one end of the connecting pipe (30) away from the water storage bucket (28) is communicated with the gas conveying pipe (24).

9. The spent activated carbon regeneration apparatus according to claim 1, characterized by: The upper end of the drying cylinder (5) is fixedly connected with a stirring motor (6), the output end of the stirring motor (6) is fixedly connected with a rotating rod (12), the lower end of the rotating rod (12) penetrates through the upper side wall of the drying cylinder (5) and extends to the inner side of the drying cylinder (5), a plurality of stirring rods (13) are fixedly connected to the rotating rod (12), the rotating rod (12) is rotationally connected with the upper side wall of the drying cylinder (5), and the upper side wall of the drying cylinder (5) is provided with a sealed feeding window (7).

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