Multi-section furnace structure for preparing activated carbon

Abstract

The utility model relates to the field of activated carbon production equipment, in particular to a multi-section furnace structure for preparing activated carbon, which comprises a fixed base, a furnace body, a hearth body and a stirring and scraping component, the furnace body is arranged on the fixed base; a plurality of groups of furnace hearth bodies are arranged; the stirring and scraping assembly is arranged on the furnace body and comprises a stirring and scraping mechanism used for stirring raw materials and scraping the inner wall of the furnace body and a rotating mechanism used for driving the stirring and scraping mechanism to rotate. The stirring rod can ensure that raw materials are uniformly heated in the furnace body, the activated carbon is prepared by carbonizing or activating at high temperature, and the stirring rod can prevent the raw materials from being agglomerated and ensure that each particle or each layer of raw materials can uniformly receive heat; and the scraping plate can regularly remove residual substances such as carbonized residues and coke on the inner wall of the furnace body, so that the residual substances are prevented from being accumulated on the inner wall of the furnace, and the cleaning difficulty of workers on the equipment is increased.

Description

Technical Field

[0001] The utility model relates to the field of activated carbon production equipment, in particular to a multi-stage furnace structure for preparing activated carbon. Background Art

[0002] Activated carbon is a highly porous carbon material with a large surface area and adsorption capacity. It is usually made by physically or chemically treating carbonaceous raw materials. The main characteristics of activated carbon include a large surface area, high adsorption performance, chemical stability, etc. Activated carbon is widely used in water treatment, air purification, gas and liquid separation in industrial processes, purification treatment in the pharmaceutical and food industries, and other fields.

[0003] Chinese Patent with the authorization announcement number CN220715873U discloses a multi-stage furnace for activated carbon regeneration, which includes: a furnace body, a support column is fixedly connected to the lower part of the furnace body, the furnace body is divided into a preheating section, a heating section, a sintering section and a cooling section from top to bottom, the temperature of the preheating section is 100 - 300 °C, the temperatures of the heating section and the sintering section are 800 - 900 °C, a feeding device is arranged on one side of the furnace body, a flue gas outlet is arranged at the top of the furnace body, a filtering device is arranged above the flue gas outlet, heating devices are arranged inside the preheating section, the heating section and the sintering section, and a cooling device is arranged inside the cooling section. By arranging a multi-stage device inside the furnace body to finely control the regeneration of activated carbon, and the operation is simple, the quality of the regenerated activated carbon is stable, and the regeneration efficiency of activated carbon is improved.

[0004] However, this device still has deficiencies: when in use, the device cannot stir the raw materials in the multi-stage furnace, so it may cause uneven heating of the raw materials, and it cannot scrape the substances attached to the inner wall of the multi-stage furnace, thus increasing the cleaning difficulty of the multi-stage furnace. Summary of the Utility Model

[0005] The purpose of the utility model is to propose a multi-stage furnace structure for preparing activated carbon aiming at the problem that the raw materials in the multi-stage furnace cannot be stirred in the background art.

[0006] The technical solution of the utility model: a multi-stage furnace structure for preparing activated carbon, including:

[0007] A fixed base;

[0008] A furnace body main body, which is arranged on the fixed base;

[0009] A plurality of furnace bed main bodies, which are arranged in groups, and all the furnace bed main bodies in groups are arranged inside the furnace body main body;

[0010] And a stirring and scraping assembly, which is arranged on the furnace body. The stirring and scraping assembly includes a stirring and scraping mechanism for stirring the raw materials and scraping the inner wall of the furnace body, and a rotating mechanism for driving the stirring and scraping mechanism to rotate.

[0011] Preferably, a burner for processing the raw materials is arranged on the furnace body.

[0012] Preferably, a feed pipe, a smoke exhaust pipe and a discharge pipe are arranged on the furnace body.

[0013] Preferably, a blanking chute for the processed raw materials to fall into the discharge pipe is arranged on the furnace bed body.

[0014] Preferably, the stirring and scraping mechanism includes:

[0015] Installation columns, a plurality of groups of which are arranged and all the installation columns are rotatably arranged in the furnace body;

[0016] Stirring rods, a plurality of groups of which are arranged and all the stirring rods are arranged on the installation columns and above the furnace bed body;

[0017] And scraping plates, which are arranged at both ends of the installation columns and are in contact with the inner wall of the furnace body.

[0018] Preferably, the rotating mechanism includes:

[0019] A driving device, which is arranged on the top of the furnace body;

[0020] A first gear, which is connected to the driving device;

[0021] A connecting column, which is rotatably arranged on the furnace body, and the installation column is arranged on the connecting column;

[0022] And a second gear, which is arranged on the connecting column and meshes with the first gear.

[0023] Compared with the prior art, the utility model has the following beneficial technical effects:

[0024] By arranging the stirring rods, it can ensure that the raw materials are evenly heated in the furnace body. The preparation of activated carbon usually requires a carbonization or activation process at high temperature. The stirring rods can prevent the formation of raw material lumps and ensure that each particle or each layer of raw materials can receive heat evenly; by arranging the scraping plates, it can regularly remove the residual substances on the inner wall of the furnace, such as carbonization residues, coke, etc., and prevent them from accumulating on the inner wall of the furnace and increasing the cleaning difficulty of the equipment for the staff. Description of the Drawings

[0025] Figure 1 It is a schematic structural diagram of an embodiment of the utility model;

[0026] Figure 2 ForFigure 1 Cross-sectional view;

[0027] Figure 3 It is a schematic structural diagram of the stirring and scraping component.

[0028] Reference numerals: 1, fixed base; 2, furnace body; 3, support column; 4, burner; 5, feed pipe; 6, exhaust pipe; 7, connecting column; 8, furnace bed body; 9, blanking chute; 10, discharge pipe; 11, motor; 12, first gear; 13, second gear; 14, mounting column; 15, scraping plate; 16, stirring rod. Specific implementation mode

[0029] Embodiment 1

[0030] As Figures 1-3 shown, a multi-stage furnace structure for preparing activated carbon proposed by the present utility model includes a fixed base 1, a furnace body 2, a furnace bed body 8, and a stirring and scraping component;

[0031] Support columns 3 for supporting it are arranged around the bottom of the fixed base 1; the furnace body 2 is arranged on the fixed base 1; multiple groups of furnace bed bodies 8 are arranged, and multiple groups of furnace bed bodies 8 are arranged in parallel in the furnace body 2; the stirring and scraping component is arranged on the furnace body 2, and the stirring and scraping component includes a stirring and scraping mechanism for stirring raw materials and scraping the inner wall of the furnace body 2 and a rotating mechanism for driving the stirring and scraping mechanism to rotate.

[0032] As Figures 1-2 shown, burners 4 for processing raw materials are arranged on the furnace body 2, and multiple groups of burners 4 are arranged in parallel; a feed pipe 5 and an exhaust pipe 6 are arranged on both sides of the top of the furnace body 2, and a discharge pipe 10 is arranged at the bottom of the furnace body 2, and the discharge pipe 10 passes through the fixed base 1; a blanking chute 9 for the processed raw materials to fall into the discharge pipe 10 is arranged on the furnace bed body 8.

[0033] Embodiment 2

[0034] A multi-stage furnace structure for preparing activated carbon proposed by the present utility model, compared with Embodiment 1, this embodiment also details the structure of the stirring and scraping component.

[0035] As Figures 2-3As shown in the figure, the stirring and scraping mechanism includes a mounting column 14, a stirring rod 16 and a scraping plate 15; multiple groups of mounting columns 14 are provided, and multiple groups of mounting columns 14 are all rotatably arranged in the furnace body 2; multiple groups of stirring rods 16 are provided, and multiple groups of stirring rods 16 are all arranged on the mounting column 14 and above the furnace bed body 8. The stirring rod 16 can ensure that the raw materials are evenly heated in the furnace body 2; the scraping plate 15 is arranged at both ends of the mounting column 14 and contacts the inner wall of the furnace body 2. The scraping plate 15 can maintain the cleanliness of the furnace body 2 and reduce external impurities and pollution that may affect the quality of the activated carbon product; the rotating mechanism includes a driving device, a first gear 12, a connecting column 7 and a second gear 13; the driving device is arranged on the top of the furnace body 2, and the driving device is selected as a motor 11; the first gear 12 is connected to the output shaft of the motor 11; the connecting column 7 is rotatably arranged on the furnace body 2, and the mounting column 14 is horizontally arranged on both sides of the connecting column 7; the second gear 13 is arranged on the connecting column 7 and meshes with the first gear 12.

[0036] In summary, when the present utility model is in use, when heat-treating the raw materials, the motor 11 is turned on by manually controlling the external power supply, and then the first gear 12 is driven to rotate. Since the first gear 12 meshes with the second gear 13, the second gear 13 and the connecting column 7 are driven to rotate, and then the mounting column 14, the scraping plate 15 and the stirring rod 16 are driven to rotate. The stirring rod 16 can stir the raw materials on the furnace bed body 8, so that the raw materials can be evenly heated. The scraping plate 15 can scrape the materials attached to the inner wall of the furnace body 2, thereby reducing the cleaning time of the staff for the equipment.

[0037] The above has described in detail the embodiments of the present utility model in conjunction with the accompanying drawings. However, the present utility model is not limited to this. Within the scope of knowledge possessed by those skilled in the art to which it belongs, various changes can be made without departing from the purpose of the present utility model.

Claims

1. A multi-stage furnace structure for preparing activated carbon, characterized in that: include: A fixed base (1); A furnace body (2) is arranged on a fixed base (1); A furnace bed body (8), which is provided in multiple groups, and the multiple groups of furnace bed bodies (8) are all arranged in the furnace body (2); And a stirring and scraping assembly is arranged on the furnace body (2), the stirring and scraping assembly comprises a stirring and scraping mechanism for stirring the raw materials and for scraping the inner wall of the furnace body (2), and a rotating mechanism for driving the stirring and scraping mechanism to rotate.

2. The multi-stage furnace structure for preparing activated carbon according to claim 1, characterized in that: A burner (4) for processing raw materials is arranged on the furnace body (2).

3. The multi-stage furnace structure for preparing activated carbon according to claim 1, characterized in that: The furnace body (2) is provided with a material inlet pipe (5), a smoke exhaust pipe (6) and a material outlet pipe (10).

4. The multi-stage furnace structure for preparing activated carbon according to claim 3, characterized in that: A material discharge chute (9) is provided on the furnace bed body (8) for the processed raw materials to fall into the discharge pipe (10).

5. The multi-stage furnace structure for preparing activated carbon according to claim 1, characterized in that: The stirring and scraping mechanism includes: Mounting columns (14), which are arranged in multiple groups, and the multiple groups of mounting columns (14) are all rotatably arranged in the furnace body (2); Stirring rods (16), which are provided in multiple groups, and the multiple groups of stirring rods (16) are all arranged on the mounting columns (14) and located above the hearth body (8); And a scraper plate (15) is arranged at both ends of the mounting column (14) and is in contact with the inner wall of the furnace body (2).

6. The multi-stage furnace structure for preparing activated carbon according to claim 5, characterized in that: The rotating mechanism includes: A driving device, which is arranged on the top of the furnace body (2); A first gear (12) connected to a driving device; A connecting column (7) is rotatably mounted on the furnace body (2), and a mounting column (14) is mounted on the connecting column (7); and a second gear (13) which is arranged on the connecting column (7) and meshes with the first gear (12).

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