Granulator for activated carbon production

Abstract

The utility model discloses a pelletizer for activated carbon production. The pelletizer comprises a feeding hopper, a stirring box, a stirring mechanism, a stirring motor, a discharging pipe, a discharging valve, an extrusion chamber, a screw, a gearbox, a screw motor, a mold, a cutter motor, a rotating shaft, a cutter, a protective cover, a drying box, an air heater, a screening plate, a spring mechanism, a vibration motor, a collecting tank, a supporting frame and supporting legs. The stirring device is additionally arranged below the feeding hopper, injected activated carbon granulation raw materials can be stirred and mixed, the raw materials enter the extrusion chamber after being evenly mixed, the raw materials are subjected to extrusion granulation treatment through the screw rod, and the granulated activated carbon particles are higher in stability and better in quality; besides, a cutter is arranged at the tail end of the granulation mold, so that the extruded activated carbon strips are uniformly broken under the action of a cutter motor, and the purpose of granulating uniform activated carbon granules is achieved.

Description

Technical Field

[0001] This application relates to the technical field of activated carbon production, and particularly to a granulator for activated carbon production. Background Art

[0002] Due to its excellent adsorption performance, activated carbon is widely used in many fields such as environmental protection, chemical industry, and food processing. However, traditional granulation methods have problems such as poor stability and uneven granulation. To address this, a granulator for activated carbon production is provided herein to solve the above-mentioned problems. Utility Model Content

[0003] This application provides a granulator for activated carbon production. A stirring device is installed below the feed hopper to stir and mix the injected activated carbon granulation raw materials, so that after being evenly mixed, they enter the extrusion chamber, and then the screw further extrudes and granulates them, making the produced activated carbon particles more stable and of better quality. Additionally, a cutting knife is set at the end of the granulation die, and under the action of the cutting knife motor, it evenly breaks the extruded activated carbon strip, achieving the purpose of producing evenly granulated activated carbon particles.

[0004] This application provides a granulator for activated carbon production, including a feed hopper. A stirring tank is welded to the bottom of the feed hopper. A stirring mechanism is arranged inside the stirring tank. The input end of the stirring mechanism is connected to a stirring motor. A discharge pipe is arranged at the bottom of the stirring tank. A discharge valve is arranged on the discharge pipe. The bottom of the discharge pipe is communicated with an extrusion chamber. A screw is arranged inside the extrusion chamber. The input end of the screw is connected to a gearbox. The input end of the gearbox is connected to a screw motor. A die is installed at the output end of the extrusion chamber. A cutting knife motor is fixed on the top of the extrusion chamber. The output end of the cutting knife motor is connected to a rotating shaft. A cutting knife is installed at the end of the rotating shaft. A protective cover is arranged above the cutting knife. A drying and screening mechanism is arranged on one side of the output end of the die. The drying and screening mechanism includes a drying box. A hot air blower is installed on the top of the drying box. A screening plate is arranged inside the drying box. A plurality of spring mechanisms are installed at the bottom of the screening plate. The plurality of spring mechanisms are fixed on the top of a support frame. The screening plate is connected to a vibration motor. A collection tank is arranged below the screening plate. A plurality of legs are welded to the bottom of the support frame.

[0005] Further, the screw motor is specifically a servo motor.

[0006] Further, the gearbox is specifically a D-type gearbox.

[0007] Further, the die is replaceable.

[0008] Further, the cutting knife is located at the output end of the die.

[0009] Further, the screening plate is inclined.

[0010] As can be seen from the above technical solutions, the present application provides a granulator for producing activated carbon, which includes a feed hopper and a feeding structure. Through this structure, an appropriate amount of activated carbon granulation raw materials can be batch-fed into the equipment. The bottom of the feed hopper is welded with a stirring tank, which is a container for stirring and mixing the injected activated carbon granulation raw materials. A stirring mechanism is arranged inside the stirring tank to play a stirring role. Under the action of the stirring motor, the injected activated carbon granulation raw materials are stirred and mixed to make the injected activated carbon granulation raw materials evenly mixed and enter the extrusion chamber in a uniform state, providing strong support for improving the stability and quality of the activated carbon particles. The input end of the stirring mechanism is connected to a stirring motor, which is a kinetic energy output structure to output kinetic energy and drive the stirring mechanism to stir the injected activated carbon granulation raw materials, continuously providing kinetic energy support for the stirring operation of the stirring mechanism. A discharge pipe is arranged at the bottom of the stirring tank, which is a channel for the evenly stirred activated carbon granulation raw materials in the stirring tank to enter the extrusion chamber. A discharge valve is arranged on the discharge pipe to play a control role, controlling the opening and closing of the internal channel of the discharge pipe, thereby achieving the purpose of controlling the discharge. And during the stirring and mixing process of the activated carbon granulation raw materials, it remains in the closed state to play a blocking role, preventing the un-evenly mixed activated carbon granulation raw materials from entering the extrusion chamber in advance, allowing the activated carbon granulation raw materials to be evenly mixed in the stirring tank and then enter the extrusion chamber to achieve the purpose of ensuring the stability and quality of the produced activated carbon particles. The bottom of the discharge pipe is connected to an extrusion chamber, which is a container for extruding the activated carbon granulation raw materials. Together with the screw, it forms an extrusion device. A screw is arranged inside the extrusion chamber to play a role in conveying materials and extrusion. The materials discharged from the discharge pipe are conveyed from the output end of the discharge pipe to the output end of the extrusion chamber, and using the extrusion force generated by its own conveying and material transportation, the activated carbon granulation raw materials conveyed to the output end of the extrusion chamber are extruded from the mold to extrude qualified activated carbon strips, providing support for the preparation of activated carbon particles. The input end of the screw is connected to a gearbox, which is a kinetic energy processing structure. Using the characteristic of the gearbox with high torque resistance, the output torque of the gearbox is increased by increasing the reduction ratio, reducing the requirement for the input torque, thereby reducing the output power of the screw motor and achieving the purpose of energy saving. The input end of the gearbox is connected to a screw motor, which is a kinetic energy output structure to provide kinetic energy support for the normal material conveying and extrusion operation of the screw, ensuring the normal operation of the screw. A mold is installed at the output end of the extrusion chamber, which is a tool for extrusion molding. Under the extrusion of the screw, through this structure, the required specification of activated carbon strips can be extruded, providing strong support for the preparation of activated carbon particles. Used in cooperation with a cutting knife, it can produce activated carbon particles with uniform particles for the required use. A cutting knife motor is fixed at the top of the extrusion chamber, which is a kinetic energy output structure to provide kinetic energy support for the cutting function of the cutting knife, outputting kinetic energy, driving the cutting knife to rotate along the end of the rotating shaft to perform a regular and uniform cutting process on the activated carbon strips extruded and formed by the mold to prepare qualified activated carbon particles. The output end of the cutting knife motor is connected to a rotating shaft, which is a kinetic energy transmission medium to play a connecting role, used for connecting the cutting knife and the cutting knife motor, facilitating the cutting knife motor to provide kinetic energy for the cutting knife.To drive the cutting knife to cut the extruded and formed activated carbon strips to prepare qualified and uniform activated carbon particles. A cutting knife is installed at the end of the rotating shaft to play a cutting role. Under the action of the cutting knife motor, the extruded and formed activated carbon strips are regularly cut to cut out qualified activated carbon particles. A protective cover is arranged above the cutting knife to play a protective role and prevent the fine particles of the shredded activated carbon from flying outside during the cutting process of the activated carbon strips, causing harm to personnel and polluting the environment. On one side of the output end of the mold, there is a drying and screening mechanism, which is a mechanism for drying and screening and filtering the prepared activated carbon particles. The drying and screening mechanism includes a drying box, which plays a guiding role and guides all the hot air output by the hot air blower to the surface of the prepared activated carbon particles to comprehensively dry the prepared activated carbon particles and reduce the loss of hot air to achieve the purpose of improving the drying efficiency. A hot air blower is installed on the top of the drying box, which is a hot air generating structure to generate hot air and continuously provide hot air for the drying operation of the activated carbon particles. A screening plate is arranged inside the drying box, which is a structure for screening and filtering the prepared activated carbon particles. Under the action of the vibration motor, the qualified activated carbon particles slide down along the screening plate under their own gravity and are finally discharged. The fine particles and powder of the activated carbon generated during the cutting process pass through the sieve holes of the screening plate and enter the collection tank and slide down along the collection tank to facilitate their recovery and use in the subsequent preparation of activated carbon particles to reduce the resource waste rate. A plurality of spring mechanisms are installed at the bottom of the screening plate for fixing the screening plate and providing strong support for the vibration movement of the screening plate. The plurality of spring mechanisms are fixed on the top of the support frame to support the extrusion chamber and the drying and screening mechanism, etc. The screening plate is connected to a vibration motor, which is a kinetic energy output structure to provide kinetic energy support for the vibration screening operation of the screening plate. A collection tank is arranged below the screening plate to play a collection role and is used to collect the unqualified fine particles and powder of the activated carbon screened by the screening plate, which is beneficial to centralized recovery and reuse in the subsequent preparation of activated carbon particles to achieve the purpose of reducing resource waste. A plurality of legs are welded to the bottom of the support frame to support the support frame.,

[0011] In summary, the beneficial effects of this application are as follows:

[0012] 1. A stirring device is installed below the feed hopper to stir and mix the injected activated carbon granulation raw materials, making them evenly mixed and then entering the extrusion chamber, and then the screw extrudes and granulates them, making the granulated activated carbon particles more stable and of better quality.

[0013] 2. A cutting knife is arranged at the end of the granulation mold, and under the action of the cutting knife motor, it evenly cuts the extruded activated carbon strips, making the sizes of the granulated activated carbon particles more uniform.

[0014] 3. The mold is replaceable. Different molds can be replaced according to actual needs to produce activated carbon particles of different specifications to meet market demands, which increases the practicability of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the present application, the drawings required in the embodiments will be briefly introduced below. Obviously, for those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0016] Figure 1 It is a schematic structural diagram of the present application.

[0017] Illustration:

[0018] Among them, 1 - feed hopper, 2 - stirring tank, 3 - stirring mechanism, 4 - stirring motor, 5 - discharge pipe, 6 - discharge valve, 7 - extrusion chamber, 8 - screw, 9 - gearbox, 10 - screw motor, 11 - mold, 12 - cutter motor, 13 - rotating shaft, 14 - cutter, 15 - protective cover, 16 - drying box, 17 - hot air blower, 18 - screening plate, 19 - spring mechanism, 20 - vibration motor, 21 - collection tank, 22 - support frame, 23 - support leg. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0019] In order to enable those skilled in the art to better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings.

[0020] It can be seen from the above technical solutions that:

[0021] Embodiment 1:

[0022] See Figure 1 .

[0023] A granulator for producing activated carbon, comprising a feed hopper 1, a feeding structure through which an appropriate amount of activated carbon granulation raw materials can be batch-fed into the device. The bottom of the feed hopper 1 is welded with a stirring tank 2, which is a container for stirring and mixing the injected activated carbon granulation raw materials. A stirring mechanism 3 is arranged inside the stirring tank 2 to play a stirring role. Under the action of a stirring motor 4, the injected activated carbon granulation raw materials are stirred and mixed to make the injected activated carbon granulation raw materials evenly mixed and enter the extrusion chamber 7 in a uniform state, providing strong support for improving the stability and quality of activated carbon particles. The input end of the stirring mechanism is connected to the stirring motor 4, which is a kinetic energy output structure to output kinetic energy and drive the stirring mechanism 3 to stir the injected activated carbon granulation raw materials, continuously providing kinetic energy support for the stirring operation of the stirring mechanism 3. The bottom of the stirring tank 2 is provided with a discharge pipe 5, which is a channel for the evenly stirred activated carbon granulation raw materials in the stirring tank 2 to enter the extrusion chamber 7. A discharge valve 6 is arranged on the discharge pipe 5 to play a control role, controlling the opening and closing of the internal channel of the discharge pipe 5, thereby achieving the purpose of controlling the discharge. And during the stirring and mixing process of the activated carbon granulation raw materials, it remains in a closed state to play a blocking role, preventing the unmixed activated carbon granulation raw materials from entering the extrusion chamber 7 in advance, so that the activated carbon granulation raw materials are mixed evenly in the stirring tank 2 and then enter the extrusion chamber 7 to achieve the purpose of ensuring the stability and quality of the produced activated carbon particles. The bottom of the discharge pipe 5 is communicated with an extrusion chamber 7, which is a container for extruding the activated carbon granulation raw materials and jointly forms an extrusion device with a screw 8. A screw 8 is arranged inside the extrusion chamber 7 to play a role in conveying materials and extrusion, conveying the materials discharged from the discharge pipe 5 from the output end of the discharge pipe 5 to the output end of the extrusion chamber 7, and using the extrusion force generated by its own conveying and material transportation to extrude the activated carbon granulation raw materials conveyed to the output end of the extrusion chamber 7 from the die to extrude qualified activated carbon strips to support the preparation of activated carbon particles. The input end of the screw 8 is connected to a gearbox 9, which is a kinetic energy processing structure. Using the characteristic of the gearbox with high torque resistance, the output torque of the gearbox is increased by increasing the reduction ratio, reducing the requirement for the input torque, thereby reducing the output power of the screw motor 10, achieving the purpose of energy saving. The input end of the gearbox 9 is connected to a screw motor 10, which is a kinetic energy output structure to provide kinetic energy support for the normal material conveying and extrusion operation of the screw 8 and ensure the normal operation of the screw 8. The output end of the extrusion chamber 7 is equipped with a die 11, which is a tool for extrusion molding. Under the extrusion of the screw 8, the required specification of activated carbon strips can be extruded through this structure, providing strong support for the preparation of activated carbon particles. Used in cooperation with a cutting knife 14, activated carbon particles with uniform particles can be produced for use. A cutting knife motor 12 is fixed on the top of the extrusion chamber 7, which is a kinetic energy output structure to provide kinetic energy support for the cutting function of the cutting knife 14, outputting kinetic energy, driving the cutting knife 14 to rotate along the end of the rotating shaft 13 to perform regular and uniform cutting on the activated carbon strips extruded and formed by the die 11 to prepare qualified activated carbon particles. The output end of the cutting knife motor 12 is connected to a rotating shaft 13,The kinetic energy transmission medium plays a connecting role and is used for connecting the cutting knife 14 and the cutting knife motor 12, facilitating the cutting knife motor 12 to provide kinetic energy for the cutting knife 14 to drive the cutting knife 14 to perform cutting operations on the extruded and formed activated carbon strips, so as to prepare qualified and uniform activated carbon particles. The cutting knife 14 is installed at the end of the rotating shaft 13 and plays a cutting role. Under the action of the cutting knife motor 12, it regularly cuts the extruded and formed activated carbon strips through the mold 11 to cut out qualified activated carbon particles. A protective cover 15 is arranged above the cutting knife 14, which plays a protective role to prevent the fine particles of the shredded activated carbon from flying out during the cutting process of the activated carbon strips, causing harm to personnel and polluting the environment. On one side of the output end of the mold 11, there is a drying and screening mechanism, which is a mechanism for drying and screening and filtering the prepared activated carbon particles. The drying and screening mechanism includes a drying box 16, which plays a guiding role and guides all the hot air output by the hot air blower 17 to the surface of the prepared activated carbon particles to perform comprehensive drying treatment on the prepared activated carbon particles, reducing the loss of hot air to achieve the purpose of improving the drying efficiency. The hot air blower 17 is installed on the top of the drying box 16, which is a hot air generating structure that generates hot air to continuously provide hot air for the drying operation of the activated carbon particles. A screening plate 18 is arranged inside the drying box 16, which is a structure for screening and filtering the prepared activated carbon particles. Under the action of the vibration motor 20, the qualified activated carbon particles slide down along the screening plate 18 under their own gravity and are finally discharged. The fine particles and powder of the activated carbon generated during the cutting process pass through the sieve holes of the screening plate 18 and enter the collection tank 21 and slide down along the collection tank 21 to facilitate their recovery and use in the subsequent preparation of activated carbon particles, reducing the resource waste rate. A plurality of spring mechanisms 19 are installed at the bottom of the screening plate 18 for fixing the screening plate 18 and providing strong support for the vibration movement of the screening plate 18. The plurality of spring mechanisms 19 are fixed on the top of the support frame 22, which supports the extrusion chamber 7 and the drying and screening mechanism, etc. The screening plate 18 is connected to a vibration motor 20, which is a kinetic energy output structure that provides kinetic energy support for the vibration screening operation of the screening plate 18. A collection tank 21 is arranged below the screening plate 18, which plays a collection role and is used for collecting the unqualified fine particles and powder of the activated carbon screened by the screening plate 18, etc., which is conducive to their centralized recovery and reuse in the subsequent preparation of activated carbon particles to achieve the purpose of reducing resource waste. A plurality of legs 23 are welded to the bottom of the support frame 22 to support the support frame 22.,

[0024] As a preferred embodiment, the screw motor 10 is specifically a servo motor, which realizes the closed-loop control of speed and torque, overcomes the problem of step loss of the stepping motor, has strong overload resistance, can withstand a load three times the rated torque, conforms to the characteristics of the smooth material transportation of the screw 8, and avoids the occurrence of phenomena such as blockage.

[0025] As a preferred embodiment, the transmission 9 is specifically a D-type gearbox. Utilizing the characteristic of the gearbox to withstand high torque, the output torque of the gearbox is increased by increasing the reduction ratio, the requirement for the input torque is reduced, thereby reducing the output power of the screw motor 10, achieving the purpose of energy conservation.

[0026] As a preferred embodiment, the mold 11 is replaceable. According to actual requirements, different molds 11 can be replaced to granulate activated carbon particles of different specifications to meet the market demand, increasing the practicality of the equipment.

[0027] As a preferred embodiment, the cutter 14 is located at the output end of the mold 11 to uniformly cut the activated carbon strip extruded by the combination of the screw 8 and the mold 11.

[0028] As a preferred embodiment, the screening plate 18 is inclined, facilitating the qualified activated carbon particles screened on the screening plate 18 to slide down along the screening plate 18 under the action of the vibration motor 20 by their own gravity and finally discharged.

[0029] Those skilled in the art will readily conceive of other embodiments of the present application after considering the specification and practicing the application disclosed herein. The present application is intended to cover any variations, uses, or adaptations of the present application, which follow the general principles of the present application and include the common general knowledge or conventional technical means in the technical field not disclosed in the present application. The specification and examples are only regarded as exemplary, and the true scope of the present application is pointed out by the claims.

[0030] It should be understood that the present application is not limited to the precise structures described above and shown in the drawings, and various modifications and changes can be made without departing from its scope. The above-described embodiments of the present application do not constitute a limitation on the protection scope of the present application.

Claims

1. A granulator for the production of activated carbon, characterized in that, It includes a feed hopper (1), a stirring box (2) is welded to the bottom of the feed hopper (1), a stirring mechanism (3) is arranged inside the stirring box (2), the input end of the stirring mechanism (3) is connected to a stirring motor (4), a discharge pipe (5) is arranged at the bottom of the stirring box (2), a discharge valve (6) is arranged on the discharge pipe (5), the bottom of the discharge pipe (5) communicates with an extrusion chamber (7), a screw (8) is arranged inside the extrusion chamber (7), the input end of the screw (8) is connected to a gearbox (9), the input end of the gearbox (9) is connected to a screw motor (10), a mold (11) is installed at the output end of the extrusion chamber (7), a cutter motor (12) is fixed to the top of the extrusion chamber (7), the output end of the cutter motor (12) is connected to a rotating shaft (13), a cutter (14) is installed at the end of the rotating shaft (13), a protective cover (15) is arranged above the cutter (14), a drying and screening mechanism is arranged on one side of the output end of the mold (11), the drying and screening mechanism includes a drying box (16), a hot air blower (17) is installed on the top of the drying box (16), a screening plate (18) is arranged inside the drying box (16), a plurality of spring mechanisms (19) are installed at the bottom of the screening plate (18), the plurality of spring mechanisms (19) are fixed to the top of a support frame (22), the screening plate (18) is connected to a vibration motor (20), a collection tank (21) is arranged below the screening plate (18), and a plurality of legs (23) are welded to the bottom of the support frame (22).

2. The granulator for producing activated carbon according to claim 1, wherein, The screw motor (10) is specifically a servo motor.

3. The granulator for producing activated carbon according to claim 1, wherein, The gearbox (9) is specifically a D-type gearbox.

4. The granulator for producing activated carbon according to claim 1, characterized in that, The mold (11) is replaceable.

5. A granulator for producing activated carbon according to claim 1, characterized in that, The cutter (14) is located at the output end of the mold (11).

6. The granulator for producing activated carbon according to claim 1, characterized in that, The screening plate (18) is inclined.

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