CN220939965U - Environment-friendly treatment device for ferrous metallurgy waste gas - Google Patents

Abstract

The utility model belongs to the technical field of ferrous metallurgy, in particular to an environment-friendly treatment device for ferrous metallurgy waste gas, which comprises a recovery tank body, wherein a screw is rotationally arranged at one side of the bottom end of the inner wall of the recovery tank body, a filter disc is rotationally arranged at a thread of the screw, a guide rod is fixedly arranged at one side of the bottom end of the inner wall of the recovery tank body, a servo motor is fixedly arranged at one side of the top end of the recovery tank body through a fixing frame, a first rotating shaft is fixedly arranged at the output end of the first driving motor, three groups of stirring rods are fixedly arranged on the circumferential surface of the first rotating shaft, and a chemical agent adding pipe is fixedly arranged at one side of the top end of the recovery tank body; one side of the recovery tank body is provided with a water pump, the water suction port of the water pump is fixedly provided with a water suction pipe, the water discharge port of the water pump is fixedly provided with a water discharge pipe, and chemical agents can be recycled through the arrangement in the recovery tank body, so that the use cost of the ferrous metallurgy waste gas environment-friendly treatment device is reduced.

Description

Environment-friendly treatment device for ferrous metallurgy waste gas

Technical Field

The utility model belongs to the technical field of ferrous metallurgy, and particularly relates to an environment-friendly treatment device for ferrous metallurgy waste gas.

Background

Ferrous metallurgy refers to a process of extracting and processing iron elements in iron ores into steel, and the steel is taken as an important base material and is widely applied to the fields of construction, traffic, machinery, electric power, aerospace and the like, the ferrous metallurgy is a complex and important industrial process, science and technology in a plurality of fields are involved, a large amount of waste gas is generated in the ferrous metallurgy process, and a plurality of pollutants and harmful substances are contained in the waste gas, and the pollutants in the ferrous metallurgy waste gas have adverse effects on the environment and the human health, so that the control and management of the waste gas pollutants are very important in the ferrous metallurgy industry, and in recent years, the ferrous industry also pays more and more attention to sustainable development in the aspects of environmental protection and the like, and aims at reducing the negative effects on the environment and improving the resource utilization efficiency.

One Chinese patent with publication number of CN217247984U discloses an environment-friendly treatment device for ferrous metallurgy waste gas, which relates to the technical field of ferrous metallurgy and comprises the following components: the reagent box, reagent reaction mechanism locates the reagent incasement, and reagent reaction mechanism includes input part and trachea, and input part locates on the reagent box, and trachea fixed connection is in the inside bottom department of reagent box to and heating mechanism locates reagent box one side. This environment-friendly treatment device for ferrous metallurgy waste gas through the use of kit and reagent reaction mechanism, can carry out chemical reaction to metallurgical waste gas and handle, makes the inside harmful substance of waste gas by the reaction to guarantee that exhaust gas reaches the emission standard, reduce the influence to the environment, this environment-friendly treatment device for ferrous metallurgy waste gas through the use of heating mechanism, can make the gas temperature after the reaction rise, makes the inside residual moisture of gas become gaseous, adsorbs more easily, makes the reagent of reaction not influence the environment, ensures exhaust gas safety.

The above-mentioned environment-friendly treatment device for ferrous metallurgical waste gas still has some problems in use, when handling ferrous metallurgical waste gas, waste gas gets into the reagent incasement and mixes with the chemical agent, impurity is too much in the increase medicament of length of use, influence waste gas treatment effect, need add new chemical agent, the use cost of environment-friendly treatment device for ferrous metallurgical waste gas has been increased, and there is a large amount of heavy metal residues to fail to be handled in the chemical agent after using, pile up in the reagent incasement for a long time greatly influence the treatment effect of waste gas, above-mentioned environment-friendly treatment device for ferrous metallurgical waste gas is not effectual solution these problems, consequently, propose a ferrous metallurgical waste gas environment-friendly treatment device to above-mentioned problem.

Disclosure of utility model

In order to make up the defect of the existing environment-friendly treatment device for ferrous metallurgical waste gas, solve the problem that the environment-friendly treatment device for ferrous metallurgical waste gas has excessive impurities in the increasing medicament of the use duration, influences the waste gas treatment effect, needs to add new chemical medicament, increases the use cost of the environment-friendly treatment device for ferrous metallurgical waste gas, and has the advantages that a large amount of heavy metal residues in the used chemical medicament cannot be treated, and the treatment effect of waste gas is greatly influenced by accumulation in a reagent box for a long time.

The technical scheme adopted for solving the technical problems is as follows: the utility model relates to an environment-friendly treatment device for ferrous metallurgy waste gas, which comprises a recovery tank body, wherein three groups of supporting legs are fixedly arranged at the bottom end of the recovery tank body, a screw rod is rotatably arranged at one side of the bottom end of the inner wall of the recovery tank body, a filter disc is rotatably arranged at a thread of the screw rod, a guide rod is fixedly arranged at one side of the bottom end of the inner wall of the recovery tank body, the top end of the guide rod is fixedly connected to one side of the top end of the inner wall of the recovery tank body, the guide rod slides and penetrates through the filter disc, the top end of the screw rod is rotatably arranged at the top end of the recovery tank body, a servo motor is fixedly arranged at one side of the top end of the recovery tank body through a fixing frame, a door opening is fixedly connected to the output end of the servo motor, and a door body is rotatably arranged at one side of the recovery tank body.

Preferably, the bottom central point of retrieving the jar body puts and is fixedly provided with first driving motor through the mount, first driving motor's output is fixed to be provided with first pivot, first pivot rotates and runs through and retrieve jar body bottom setting, fixedly be provided with three group's puddler on the periphery of first pivot, the fixed chemical agent that is provided with in top one side of retrieving the jar body adds the pipe, through the cooperation of first driving motor and first pivot and puddler, makes the chemical agent carry out intensive mixing with the waste liquid after the use and conveniently clear up the metal residue in the waste liquid afterwards.

Preferably, the top of retrieving the jar body is fixed and is provided with three backup pads, the fixed exhaust-gas treatment jar that is provided with in top of backup pad, the fixed exhaust pipe that is provided with in one side of exhaust-gas treatment jar, the inside bottom of exhaust-gas treatment jar is provided with hollow dish through the mount is fixed, the one end of exhaust pipe is fixed and runs through to the inside setting of hollow dish, the top of hollow dish is annular array and has seted up the array through-hole, the fixed liquid feeding pipe that is provided with in top central point of exhaust-gas treatment jar, the fixed first valve that is provided with in liquid feeding pipe one side, the bottom mounting of exhaust-gas treatment jar is provided with the fluid-discharge tube, the fixed second valve that is provided with in fluid-discharge tube one side, the bottom mounting of fluid-discharge tube sets up the top central point of retrieving the jar body, communicates exhaust-gas treatment jar and retrieving jar body through the setting to exhaust-gas treatment jar, makes waste gas and chemical agent mix the heavy metal material in the waste gas.

Preferably, one side of the recovery tank body is provided with a water pump, the water suction port of the water pump is fixedly provided with a water suction pipe, the other end of the water suction pipe is fixedly arranged on one side of the bottom end of the recovery tank body and penetrates through the inside of the recovery tank body, the water discharge port of the water pump is fixedly provided with a water discharge pipe, the other end of the water discharge pipe is fixedly arranged on one side of the waste gas treatment tank and penetrates through the inside of the waste gas treatment tank, and chemical agents which are treated in the recovery tank body are pumped into the waste gas treatment tank through the water suction pipe and the water discharge pipe by matching of the water pump for recycling.

Preferably, one side of retrieving the jar body is provided with bellows, one side of bellows is fixed to be provided with second driving motor, the output of second driving motor is fixed to be provided with the second pivot, the second pivot rotates and runs through the bellows setting, fixedly be provided with array flabellum on the periphery of second pivot, one side of bellows is fixed to be provided with the aspiration channel, the other end fixed connection of aspiration channel link up to exhaust treatment jar inside setting, one side of bellows is fixed to be provided with the exhaust pipe, through the cooperation of second driving motor and second pivot and flabellum, will take exhaust gas after chemical agent treatment out exhaust treatment jar, carries out next filtration treatment.

Preferably, one side of bellows is provided with the rose box, the other end fixed connection of exhaust pipe is in one side of rose box, the inside of rose box is fixedly provided with the array filter, one side of rose box is fixedly provided with out the tuber pipe, through the cooperation of the array filter in the rose box, carries out more careful filtration with waste gas.

The utility model has the beneficial effects that:

The utility model provides an environment-friendly treatment device for ferrous metallurgical waste gas, which is characterized in that the use duration of chemical agents in a waste gas treatment tank is prolonged, a large amount of metal impurities are present in the chemical agents, so that the treatment effect of the chemical agents on the waste gas is reduced, the chemical agents are required to be replaced by new chemical agents, the use cost of the environment-friendly treatment device for ferrous metallurgical waste gas is reduced, when the chemical agents in the waste gas treatment tank are used for a long time, chemical waste liquid enters a recovery tank body through a liquid discharge pipe, firstly, workers add a coagulant into the recovery tank body through a chemical agent adding pipe, the coagulant can react with suspended matters in waste water and some heavy metal ions to form a precipitate, thereby achieving the effect of removing the impurities, then the workers start a first driving motor, the first driving motor drives a stirring rod to rotate, so that waste water in the recovery tank body is fully fused with the coagulant, then the first driving motor is closed to enable the impurities in the waste water to be precipitated, then the servo motor is started, and a filter disc is moved upwards, the filtered impurities are extracted from the waste liquid through a liquid discharge pipe, and the waste gas is discharged through a water pump to be cleaned up through a water pump, and the waste gas can be continuously treated through the circulating pump, and the waste gas can be cleaned through the waste gas treatment device.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

FIG. 1 is a perspective view of the whole;

FIG. 2 is a cross-sectional view of the recovery tank;

FIG. 3 is a cross-sectional view of an exhaust treatment tank;

FIG. 4 is a cross-sectional view of a bellows;

FIG. 5 is a cross-sectional view of the filter box;

Legend description:

1. Recovering the tank body; 2. support legs; 3. a screw; 4. a filter disc; 5. a guide rod; 6. a servo motor; 7. a first driving motor; 8. a first rotating shaft; 9. a stirring rod; 10. a chemical agent addition tube; 11. a support plate; 12. an exhaust gas treatment tank; 13. an exhaust pipe; 14. a hollow disc; 15. a through hole; 16. a liquid adding tube; 17. a first valve; 18. a water pump; 19. a water suction pipe; 20. a drain pipe; 21. a liquid discharge pipe; 22. a second valve; 23. a door body; 24. a wind box; 25. a second driving motor; 26. a second rotating shaft; 27. a fan blade; 28. an air suction pipe; 29. an exhaust pipe; 30. a filter box; 31. a filter plate; 32. and (5) an air outlet pipe.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Specific examples are given below.

Referring to fig. 1-5, the environment-friendly treatment device for ferrous metallurgical waste gas comprises a recovery tank 1, wherein three groups of supporting legs 2 are fixedly arranged at the bottom end of the recovery tank 1, a screw 3 is rotatably arranged at one side of the bottom end of the inner wall of the recovery tank 1, a filter disc 4 is rotatably arranged at the screw thread of the screw 3, a guide rod 5 is fixedly arranged at one side of the bottom end of the inner wall of the recovery tank 1, the top end of the guide rod 5 is fixedly connected to one side of the top end of the inner wall of the recovery tank 1, the guide rod 5 slides and penetrates through the filter disc 4, the top end of the screw 3 is rotatably arranged at the top end of the recovery tank 1, a servo motor 6 is fixedly arranged at one side of the top end of the recovery tank 1 through a fixing frame, a door 23 is rotatably arranged at one side of the recovery tank 1, a first driving motor 7 is fixedly arranged at the center of the bottom end of the recovery tank 1 through the fixing frame, a first rotary shaft 8 is fixedly arranged at the output end of the first driving motor 7, a rotary shaft 8 is fixedly arranged at the top end of the recovery tank 1, a rotary shaft 10 is fixedly arranged at one side of the rotary shaft 10, and a chemical stirring tube is fixedly arranged at one side of the top end of the recovery tank 1;

The utility model discloses a waste water treatment device, which comprises a recycling tank body 1, a water pump 18 is arranged on one side of the recycling tank body 1, a water suction pipe 19 is fixedly arranged at the water suction port position of the water pump 18, the other end of the water suction pipe 19 is fixedly arranged on one side of the bottom end of the recycling tank body 1 and penetrates into the recycling tank body 1, a water drain pipe 20 is fixedly arranged at the water discharge port position of the water pump 18, the other end of the water drain pipe 20 is fixedly arranged on one side of the waste gas treatment tank 12 and penetrates into the waste gas treatment tank 12, during operation, a large amount of metal impurities can exist in the chemical agent in the waste gas treatment tank 12 in the increase of the use time, the treatment effect of the chemical agent on waste gas is reduced, the chemical agent needs to be replaced by the new chemical agent, in order to reduce the use cost of the metallurgical waste gas environment-friendly treatment device, after the chemical agent in the waste gas treatment tank 12 is used for a long time, the chemical waste liquid enters into the recycling tank body 1 through a water drain pipe 21, firstly, a staff adds a coagulant into the recycling tank body 1 through a chemical agent adding pipe 10, and can react with suspended solids and heavy metal ions in waste water to form a sediment, so as to drive a first motor, a first driving motor 7 drives a sedimentation motor, a first rotating shaft 7 and a second rotating 4, and a rotating 4, and a first rotating 4, and a rotating a filter plate is driven 4, and a filter plate is completely, and a filter is driven and a filter is completely, and a filter is cleaned after the impurities are completely, and a filter is rotated, and a filter is made after the impurity is removed, and a filter is driven and a 4. The staff starts the water pump 18, pumps the chemical agent after the processing into the exhaust treatment jar 12 through the water suction pipe 19 and the drain pipe 20, continues to handle waste gas, through retrieving the setting in the jar body 1, makes chemical agent cyclic utilization, has reduced ferrous metallurgy waste gas environmental protection processing apparatus's use cost.

Further, three groups of support plates 11 are fixedly arranged at the top end of the recovery tank body 1, an exhaust gas treatment tank 12 is fixedly arranged at the top end of the support plates 11, an exhaust gas pipe 13 is fixedly arranged at one side of the exhaust gas treatment tank 12, a hollow disc 14 is fixedly arranged at the inner bottom end of the exhaust gas treatment tank 12 through a fixing frame, one end of the exhaust gas pipe 13 is fixedly arranged and penetrates through the hollow disc 14, a plurality of groups of through holes 15 are formed in the top end of the hollow disc 14 in an annular array, a liquid adding pipe 16 is fixedly arranged at the central position of the top end of the exhaust gas treatment tank 12, a first valve 17 is fixedly arranged at one side of the liquid adding pipe 16, a liquid discharging pipe 21 is fixedly arranged at the bottom end of the exhaust gas treatment tank 12, a second valve 22 is fixedly arranged at one side of the liquid discharging pipe 21, the bottom end of the liquid discharging pipe 21 is fixedly arranged at the central position of the top end of the recovery tank body 1, the exhaust gas treatment tank 12 is communicated with the recovery tank body 1 through the liquid discharge pipe 21, a wind box 24 is arranged on one side of the recovery tank body 1, a second driving motor 25 is fixedly arranged on one side of the wind box 24, a second rotating shaft 26 is fixedly arranged at the output end of the second driving motor 25, the second rotating shaft 26 rotates and penetrates through the wind box 24, a plurality of groups of fan blades 27 are fixedly arranged on the circumferential surface of the second rotating shaft 26, an air suction pipe 28 is fixedly arranged on one side of the wind box 24, the other end of the air suction pipe 28 is fixedly connected and penetrates through the exhaust gas treatment tank 12, an exhaust pipe 29 is fixedly arranged on one side of the wind box 24, a filter box 30 is arranged on one side of the wind box 24, the other end of the exhaust pipe 29 is fixedly connected on one side of the filter box 30, a plurality of groups of filter plates 31 are fixedly arranged in the filter box 30, an air outlet pipe 32 is fixedly arranged on one side of the filter box 30, during operation, staff needs to treat ferrous metallurgical waste gas to prevent the waste gas from causing harm to human body, first staff opens first valve 17 and adds chemical agent into waste gas treatment jar 12 through liquid feeding pipe 16, make chemical agent submerge hollow dish 14, afterwards staff is with waste gas pipe 13 and metallurgical waste gas discharge pipe connection, waste gas enters into hollow dish 14 through waste gas pipe 13, afterwards spout by array through-hole 15 on hollow dish 14, fully contact with chemical agent in waste gas treatment jar 12, make chemical agent handle harmful impurity in the waste gas, simultaneously staff starts second driving motor 25, second driving motor 25 drives second pivot 26 and rotates, second pivot 26 drives flabellum 27 and rotates, produce the suction and with the gaseous suction in the waste gas treatment jar 12, gas enters into rose box 30 through aspiration channel 28 and exhaust pipe 29, further filter through array filter plate 31, finally by the play tuber pipe 32 discharge, chemical agent in the waste gas treatment jar 12 is long-time after staff opens second valve 22 and will use chemical agent is discharged into jar 1 through drain pipe 21 and is handled.

Working principle: the staff needs to treat the ferrous metallurgical waste gas to prevent the waste gas from damaging human bodies, firstly, the staff opens the first valve 17 to add the chemical agent into the waste gas treatment tank 12 through the liquid adding pipe 16, so that the chemical agent floods the hollow disc 14, then the staff connects the waste gas pipe 13 with the metallurgical waste gas discharge pipe, the waste gas enters the hollow disc 14 through the waste gas pipe 13, then the waste gas is sprayed out of the array through holes 15 on the hollow disc 14 and fully contacts with the chemical agent in the waste gas treatment tank 12, so that the chemical agent treats harmful impurities in the waste gas, meanwhile, the staff starts the second driving motor 25, the second driving motor 25 drives the second rotating shaft 26 to rotate, the second rotating shaft 26 drives the fan blades 27 to rotate, suction force is generated to suck the gas in the waste gas treatment tank 12, the gas enters the filter box 30 through the air suction pipe 28 and the exhaust pipe 29, further filters through the array filter plate 31, finally the waste gas is discharged through the air outlet pipe 32, and after the chemical agent in the waste gas treatment tank 12 is used for a long time, the staff opens the second valve 22 to discharge the used chemical agent into the recovery tank 1 through the liquid discharge pipe 21 for treatment;

The chemical agent in the exhaust-gas treatment jar 12 can exist a large amount of metallic impurity in the increase of using duration, make the chemical agent reduce to the treatment effect of waste gas, need with the chemical agent that renews, in order to make chemical agent can cyclic utilization, reduce the use cost of ferrous metallurgy waste gas environmental protection processing device, after the chemical agent in the exhaust-gas treatment jar 12 used for a long time, the chemical waste liquid enters into the recovery jar body 1 through fluid-discharge tube 21, at first staff adds the coagulant in to the recovery jar body 1 through chemical agent adding tube 10, the coagulant can react with suspended solid and some heavy metal ion in the waste water, form the precipitate, thereby reach the effect of getting rid of impurity, back staff starts first driving motor 7, first driving motor 7 work drives first pivot 8 and rotates, first pivot 8 drives puddler 9 and rotates, make the waste water in the recovery jar body 1 fully fuse with the coagulant, back closes first driving motor 7 and makes the impurity precipitation in the waste water, back starts servo motor 6 and drives screw rod 3 and rotates, filter disc 4 upwards moves simultaneously, will filter the precipitate after extracting from the medium and pass through the filter disc 23 and will be carried out the waste water, the waste gas treatment device is carried out to the waste gas through the waste water through the filter disc, the waste water is processed to the waste gas through the circulation device, the waste water is recovered through the waste water of the pump is processed to the waste gas is further processed to the waste gas, the waste gas is processed through the waste water is processed, the waste water is recovered through the pump is 20, the waste water is recovered through the circulating pump is 20, the waste water is recovered through the waste water is clean the waste water, the waste water is clean has been recovered is clean has been has high cost.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims (6)

1. An environment-friendly treatment device for ferrous metallurgical waste gas, which is characterized in that: including retrieving jar body (1), the bottom mounting of retrieving jar body (1) is provided with three supporting legs (2), the rotation of inner wall bottom one side of retrieving jar body (1) is provided with screw rod (3), the screw thread department of screw rod (3) rotates and is provided with filter disc (4), the fixed guide bar (5) that is provided with in inner wall bottom one side of retrieving jar body (1), the top fixed connection of guide bar (5) is on one side of the inner wall top of retrieving jar body (1), guide bar (5) slip and run through filter disc (4) setting, the top of screw rod (3) rotates and runs through the setting of retrieving jar body (1) top, the fixed servo motor (6) that is provided with in top one side of retrieving jar body (1) through the mount, the output fixed connection of servo motor (6) is on the top of screw rod (3), the door opening has been seted up to one side of retrieving jar body (1), and door opening department rotates and is provided with door body (23).

2. The ferrous metallurgy waste gas environmental protection treatment device according to claim 1, wherein: the utility model discloses a chemical agent recycling tank, including recycling tank body (1), fixed first driving motor (7) that is provided with of bottom central point of recycling tank body (1), the fixed first pivot (8) that is provided with of output of first driving motor (7), first pivot (8) rotate and run through recycling tank body (1) bottom setting, fixed three puddler (9) that are provided with on the periphery of first pivot (8), the fixed chemical agent adding pipe (10) that is provided with in top one side of recycling tank body (1).

3. The ferrous metallurgy waste gas environmental protection treatment device according to claim 1, wherein: the waste gas treatment tank is characterized in that three groups of supporting plates (11) are fixedly arranged at the top end of the recovery tank body (1), a waste gas treatment tank (12) is fixedly arranged at the top end of the supporting plates (11), a waste gas pipe (13) is fixedly arranged at one side of the waste gas treatment tank (12), a hollow disc (14) is fixedly arranged at the inner bottom end of the waste gas treatment tank (12) through a fixing frame, one end of the waste gas pipe (13) is fixedly arranged and penetrates through the hollow disc (14) to be arranged inside, a plurality of groups of through holes (15) are formed in the top end of the hollow disc (14) in an annular array, a liquid adding pipe (16) is fixedly arranged at the top end center position of the waste gas treatment tank (12), a first valve (17) is fixedly arranged at one side of the liquid adding pipe (16), a liquid draining pipe (21) is fixedly arranged at the bottom end of the waste gas treatment tank (12), a second valve (22) is fixedly arranged at one side of the liquid draining pipe (21), and the waste gas treatment tank (12) is communicated with the recovery tank body (1) through the liquid draining pipe (21).

4. The ferrous metallurgy waste gas environmental protection treatment device according to claim 1, wherein: one side of retrieving jar body (1) is provided with water pump (18), the fixed water suction pipe (19) that are provided with in water suction port position of water pump (18), the other end of water suction pipe (19) is fixed to be set up in the bottom one side of retrieving jar body (1) to link up to retrieve jar body (1) inside, the outlet fixed drain pipe (20) that are provided with in water pump (18) position, the other end of drain pipe (20) is fixed to be set up in one side of exhaust treatment jar (12) to link up to exhaust treatment jar (12) inside.

5. The ferrous metallurgy waste gas environmental protection treatment device according to claim 1, wherein: one side of retrieving jar body (1) is provided with bellows (24), one side of bellows (24) is fixed to be provided with second driving motor (25), the output of second driving motor (25) is fixed to be provided with second pivot (26), second pivot (26) rotate and run through bellows (24) setting, fixedly on the periphery of second pivot (26) be provided with array flabellum (27), one side of bellows (24) is fixed to be provided with aspiration channel (28), the other end fixed connection of aspiration channel (28) link up to exhaust treatment jar (12) inside setting, one side of bellows (24) is fixed to be provided with exhaust pipe (29).

6. The ferrous metallurgy waste gas environmental protection treatment device according to claim 5, wherein: one side of bellows (24) is provided with rose box (30), the other end fixed connection of exhaust pipe (29) is in one side of rose box (30), the inside of rose box (30) is fixed to be provided with array filter (31), one side of rose box (30) is fixed to be provided with out tuber pipe (32).