Roller device for pyrite slag treatment

Abstract

The utility model relates to the field of preparation of reduced iron powder from pyrite cinder, and discloses a roller device for pyrite cinder treatment, which comprises a roller body, one end of the roller body is movably provided with an air inlet pipe, the outer wall of the air inlet pipe is communicated and connected with an inclined material pipe, and one side of the roller body is also provided with a fan; a discharging box; and the air guide assembly comprises an installation pipe column, a rotating ring and an air guide unit, the installation pipe column is fixedly installed in the cylinder cavity, and the air guide unit comprises an air guide pipe. By arranging a plurality of groups of air guide assemblies in the cylinder cavity, hot air drives the rotating ring to rotate through the air guide pipe, so that the direction of airflow is changed, the heat exchange efficiency of pyrite cinder and the hot air is improved, the drying efficiency of the device is improved, an additional power source is not needed, and discharging is facilitated by arranging the discharging box; and the air outlet pipe is arranged to purify harmful gas in the tail gas, so that pollution to the environment is avoided.

Description

Technical Field

[0001] This utility model relates to the field of preparing reduced iron powder from pyrite slag, and in particular to a drum device for treating pyrite slag. Background Technology

[0002] Pyrite cinder is a waste residue discharged during the production of sulfuric acid using pyrite or sulfur-containing tailings as raw materials. Its main components are iron, ferrous oxide, and silicon dioxide, and it is an important intermediate product in the chemical industry.

[0003] During the pretreatment of pyrite slag, drying and purification are required. The drying operation is mainly to remove excess moisture from the slag to prevent moisture from adversely affecting the reaction in subsequent processing and to ensure the smooth progress of subsequent processes. During purification, harmful gases that may be generated during the drying process need to be purified to prevent pollution of the surrounding environment.

[0004] To address these issues, those skilled in the art have provided a drum device for treating pyrite slag to solve the problems mentioned in the background section. Utility Model Content

[0005] To address the shortcomings of existing technologies, this utility model provides a drum device for treating pyrite slag, which solves the problems mentioned in the background art.

[0006] To achieve the above objectives, this utility model is implemented through the following technical solution:

[0007] A drum device for treating pyrite slag includes a drum body, an air inlet pipe movably disposed at one end of the drum body, an inclined material pipe connected through the outer wall of the air inlet pipe, a fan disposed on one side of the drum body, the air outlet of the fan being connected through the air inlet pipe, the fan injecting hot air into the drum body cavity through the air inlet pipe; a discharge box movably disposed at the other end of the drum body, an air outlet pipe being connected through the side of the discharge box away from the drum body; and an air guide assembly, which is fixedly installed inside the drum body cavity. Multiple air guide assemblies are arranged in a ring array inside the drum body cavity. Each air guide assembly includes a mounting column, a rotating ring, and an air guide unit. The mounting column is fixedly installed inside the drum body cavity, and the air guide unit includes an arc-shaped air guide pipe.

[0008] According to the roller device for treating pyrite slag, a support assembly is also provided on the outer wall of the roller. The support assembly includes a limiting ring fixedly installed on the outer wall of the roller and a support platform fixedly installed on the ground. A limiting roller is installed at the top of the support platform, and the limiting ring is movably engaged between the limiting rollers.

[0009] According to the roller device for treating pyrite slag, a drive assembly is also provided on the outer wall of the roller. The drive assembly includes a flywheel gear ring and a drive motor. The flywheel gear ring is fixedly installed on the outer wall of the roller. The drive motor is installed on the ground via a support platform. The output shaft of the drive motor is connected to a drive gear via a gear reducer. The drive gear meshes with the flywheel gear ring.

[0010] According to the roller device for treating pyrite slag, a locking ring is fixedly connected to the side of the discharge box near the cylinder body. The locking ring is movably locked with the cylinder body. A discharge trough is connected through the bottom of the discharge box for discharging the dried pyrite slag.

[0011] According to the roller device for treating pyrite slag, a purification tank is provided at the end of the air outlet pipe away from the discharge box, and the purification tank is filled with hydrogen peroxide solution.

[0012] According to the roller device for treating pyrite slag, a retaining ring is fixedly installed on the outer wall of the mounting column, and a baffle is threaded to the end of the mounting column away from the inner wall of the cylinder cavity. A rotating ring is located between the retaining ring and the baffle, and the rotating ring moves through the mounting column.

[0013] According to the roller device for treating pyrite slag, the rotating ring and the air guide pipe are fixedly connected by a branch column. There are multiple sets of air guide pipes, and the number of branches and air guide pipes corresponds one-to-one. One end of the air guide pipe is provided with a constriction.

[0014] This utility model provides a drum device for treating pyrite slag, which has the following advantages: Pyrite slag needs to be dried and purified during pretreatment. By setting up an air inlet pipe, a fan, and an inclined material pipe, the pyrite slag enters the air inlet pipe through the inclined material pipe. The fan blows hot air into the drum cavity through the air inlet pipe, thereby blowing the pyrite slag in the air inlet pipe cavity into the drum cavity. During the rotation of the drum, the pyrite slag is turned over, making full contact with the hot air, thus achieving drying. By setting up multiple sets of air guide components in the drum cavity, the hot air drives the rotating ring to rotate through the air guide pipe, thereby changing the direction of airflow, increasing the heat exchange efficiency between the pyrite slag and the hot air, improving the drying efficiency of the device, and eliminating the need for an additional power source. The discharge box facilitates material discharge, and the exhaust pipe purifies the harmful gases in the exhaust gas, avoiding environmental pollution. Attached Figure Description

[0015] Figure 1 This is a three-dimensional structural diagram of a drum device for treating pyrite slag according to the present invention;

[0016] Figure 2 This is a left-side schematic diagram of a drum device for treating pyrite slag according to the present invention;

[0017] Figure 3This is a three-dimensional structural diagram of the discharge box of a roller device for treating pyrite slag according to the present invention.

[0018] Figure 4 This is a schematic diagram showing the connection relationship between the air guide assembly and the cylinder body of a drum device for treating pyrite slag according to this utility model.

[0019] Figure 5 This is a three-dimensional structural diagram of the air guide component of a roller device for treating pyrite slag according to the present invention.

[0020] Legend:

[0021] 10. Cylinder; 11. Air inlet pipe; 12. Inclined material pipe; 13. Fan; 14. Limiting ring; 15. Support platform; 16. Flywheel gear ring; 17. Drive motor; 18. Discharge box; 19. Air outlet pipe; 20. Purification tank; 21. Engaging ring; 22. Discharge chute; 23. Air guide assembly; 24. Mounting column; 25. Baffle; 26. Rotating ring; 27. Branch column; 28. Air guide pipe; 29. ​​Closure. Detailed Implementation

[0022] The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention.

[0023] Please see Figure 1-5 As shown, this utility model is a drum device for treating pyrite slag, including a drum body 10. An air inlet pipe 11 is movably installed at one end of the drum body 10, and an inclined material pipe 12 is connected through the outer wall of the air inlet pipe 11. A fan 13 is also installed on one side of the drum body 10, and the air outlet of the fan 13 is connected through the air inlet pipe 11. The fan 13 injects hot air into the cavity of the drum body 10 through the air inlet pipe 11. A discharge box 18 is movably installed at the other end of the drum body 10. An air outlet pipe 19 is connected through the side of the discharge box 18 away from the cylinder 10; an air guide assembly 23 is fixedly installed in the cavity of the cylinder 10, and there are multiple sets of air guide assemblies 23, which are arranged in a ring array in the cavity of the cylinder 10; the air guide assembly 23 includes a mounting column 24, a rotating ring 26 and an air guide unit, the mounting column 24 is fixedly installed in the cavity of the cylinder 10, and the air guide unit includes an air guide pipe 28, which is arc-shaped.

[0024] Specifically, the pyrite cinder needs to be dried and purified during pretreatment. An air inlet pipe 11, a blower 13, and an inclined material pipe 12 are installed. The pyrite cinder enters the air inlet pipe 11 through the inclined material pipe 12. The blower 13 blows hot air into the cylinder 10 through the air inlet pipe 11, thus blowing the pyrite cinder in the air inlet pipe 11 into the cylinder 10. During rotation, the cylinder 10 agitates the pyrite cinder, ensuring full contact with the hot air for drying. Multiple sets of air guide components 23 are installed inside the cylinder 10. The hot air passes through the air guide pipe 28, driving the rotating ring 26 to rotate, thereby changing the airflow direction, increasing the heat exchange efficiency between the pyrite cinder and the hot air, improving the drying efficiency of the device, and eliminating the need for an additional power source. A discharge box 18 facilitates discharge, and an exhaust pipe 19 purifies harmful gases in the exhaust gas, preventing environmental pollution.

[0025] Among them, such as Figure 1-2 As shown, a support assembly is also provided on the outer wall of the cylinder 10. The support assembly includes a limiting ring 14 fixedly installed on the outer wall of the cylinder 10 and a support platform 15 fixedly installed on the ground. A limiting roller is installed on the top of the support platform 15, and the limiting ring 14 is movably engaged between the limiting rollers.

[0026] Specifically, by setting a support component, the cylinder 10 is fixed on the support platform 15, and the support platform 15 plays a limiting role on the limiting ring 14.

[0027] The outer wall of the cylinder 10 is also provided with a drive assembly, which includes a flywheel ring gear 16 and a drive motor 17. The flywheel ring gear 16 is fixedly installed on the outer wall of the cylinder 10, and the drive motor 17 is installed on the ground through a support platform. The output shaft of the drive motor 17 is connected to a drive gear through a gear reducer, and the drive gear is movably meshed with the flywheel ring gear 16.

[0028] Specifically, a drive assembly is provided, in which the drive motor 17 drives the drive gear to rotate through a gear reducer, and the drive gear meshes with the flywheel ring gear 16, thereby driving the cylinder 10 to rotate.

[0029] Among them, such as Figure 3 As shown, a locking ring 21 is fixedly connected to the side of the discharge box 18 near the cylinder 10. The locking ring 21 is movably engaged with the cylinder 10. A discharge chute 22 is connected through the bottom of the discharge box 18 for discharging the dried pyrite slag. A purification tank 20 is installed at the end of the air duct 19 away from the discharge box 18. The purification tank 20 is filled with hydrogen peroxide solution. A support rod is installed between one side of the discharge box 18 and the ground.

[0030] Specifically, by setting a movable interlock between the discharge box 18 and the cylinder 10, the dried material enters the discharge box 18 and is discharged from the discharge chute 22. An exhaust pipe 19 is set to purify the harmful gases in the exhaust gas and avoid environmental pollution.

[0031] Among them, such as Figure 4-5 As shown, a retaining ring is fixedly installed on the outer wall of the mounting column 24. A baffle 25 is threadedly connected to the end of the mounting column 24 away from the inner wall of the cylinder 10. A rotating ring 26 is located between the retaining ring and the baffle 25, and the rotating ring 26 movably passes through the mounting column 24. A branch column 27 is fixedly connected between the rotating ring 26 and the air guide duct 28. There are multiple sets of air guide ducts 28, and the number of branch columns 27 corresponds one-to-one with the number of air guide ducts 28. A constriction 29 is provided at one end of the air guide duct 28.

[0032] Specifically, by setting a rotating ring 26 between the baffle ring and the baffle plate 25, and fixing the rotating ring 26 to the air guide pipe 28 via the branch 27, the air guide pipe 28 is arc-shaped when hot air passes through it, which serves to turn the air. The constriction 29 can change the air speed, causing the air guide pipe 28 to rotate, increasing the contact area between the pyrite slag and the hot air, and improving the drying efficiency of the device.

[0033] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of this utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claimed utility model.

Claims

1. A drum device for treating pyrite slag, characterized in that, Include: The barrel (10), one end of the barrel (10) is movably provided with an air inlet pipe (11), the outer wall of the air inlet pipe (11) is connected with the inclined pipe (12), one side of the barrel (10) is further provided with a fan (13), the air outlet of the fan (13) is connected with the air inlet pipe (11), and the fan (13) injects hot air into the cavity of the barrel (10) through the air inlet pipe (11); The discharge box (18) is movably arranged at the other end of the barrel (10), and the discharge box (18) is movably arranged at the other end of the barrel (10). The side away from the barrel (10) is connected with the air outlet pipe (19); The air guide assembly (23) is fixedly installed in the cavity of the barrel (10), and the air guide assembly (23) is a plurality of groups. The plurality of air guide assemblies (23) are arranged in an annular array in the cavity of the barrel (10); The air guide assembly (23) includes a mounting pipe column (24), a rotating ring (26) and an air guide unit. The mounting pipe column (24) is fixedly installed in the cavity of the barrel (10), and the air guide unit includes an air guide pipe (28). The air guide pipe (28) is arc-shaped.

2. The drum apparatus for processing of pyrite cinder according to claim 1, characterized in that: The outer wall of the barrel (10) is further provided with a supporting assembly, the supporting assembly includes a limiting ring (14) fixedly installed on the outer wall of the barrel (10) and a supporting table (15) fixedly installed on the ground. The top end of the supporting table (15) is provided with a limiting roller, and the limiting ring (14) is movably clamped between the limiting rollers.

3. The drum apparatus for processing of pyrite cinder according to claim 1, characterized in that: The outer wall of the barrel (10) is further provided with a driving assembly, the driving assembly includes a flywheel gear ring (16) and a driving motor (17), the flywheel gear ring (16) is fixedly installed on the outer wall of the barrel (10), the driving motor (17) is installed on the ground through the support table, the output shaft of the driving motor (17) is connected with a driving gear through a gear reducer, and the driving gear is movably engaged with the flywheel gear ring (16).

4. The drum apparatus for processing of pyrite cinder according to claim 1, characterized in that: The discharge box (18) is movably clamped with the barrel (10), and the discharge box (18) is movably clamped with the barrel (10). The bottom end of the discharge box (18) is connected with a discharging chute (22) for discharging the dried pyrite cinder.

5. The drum apparatus for processing of pyrite cinder according to claim 1, characterized in that: The end of the air outlet pipe (19) away from the discharge box (18) is provided with a purification tank (20), and the purification tank (20) is filled with hydrogen peroxide solution.

6. The drum apparatus for processing of pyrite cinder according to claim 1, characterized in that: The outer wall of the mounting pipe column (24) is fixedly installed with a blocking ring, one end of the mounting pipe column (24) away from the inner wall of the barrel (10) is threadedly connected with a baffle (25), the rotating ring (26) is located between the blocking ring and the baffle (25), and the rotating ring (26) movably penetrates the mounting pipe column (24).

7. The drum apparatus for processing of pyrite cinder according to claim 6, characterized in that: The rotating ring (26) and the air guide pipe (28) are fixedly connected with a branch column (27). The air guide pipe (28) is a plurality of groups, the number of the branch column (27) and the air guide pipe (28) corresponds one by one, and one end of the air guide pipe (28) is provided with a closed end (29).

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