Particle material fluidized bed drying device

Abstract

The utility model discloses a particle material fluidized bed drying device which comprises a working table, a box body is arranged at the upper end of the working table, a fan is arranged at the upper end of the box body, the fan is communicated with a heating box, a heating resistance wire device is arranged on the heating box, one side of the heating box is connected with an air conveying pipe, and one end of the air conveying pipe penetrates through the box body and is connected with an air box. A plurality of air outlet heads are arranged at the lower end of the air box at equal intervals, a fixing plate is fixedly connected to one side of the air box, a motor is arranged on one side of the fixing plate, the output end of the motor penetrates through the fixing plate and is fixedly connected with a threaded rod, a threaded sleeve is in threaded connection with the threaded rod, and a limiting plate is fixedly connected to the lower end of the threaded sleeve; limiting grooves are formed in the two sides of the interior of the box body, the two ends of a limiting plate are inserted into the limiting grooves, a scraping plate is arranged at the lower end of the limiting plate, and through the device, drying can be more uniform, and the drying efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of fluidized bed drying devices for granular materials, in particular to a fluidized bed drying device for granular materials. Background Art

[0002] In the process of processing granular materials, drying operations are often required before subsequent use. For the drying of granular materials, most of the methods used are to dry them in a closed space with hot air, such as thin layer dryers and long-span drying equipment similar to thin layer drying.

[0003] For example, a circulating fluidized bed dryer for granular materials disclosed in the utility model with authorization announcement number CN217083089U mainly includes an air source heat pump device, a fluidized bed drying box, and a vertical screw conveying device. The air source heat pump device is mainly composed of an air source heat pump, an air inlet duct, and a return air duct; the fluidized bed drying box is mainly composed of a first feed port, a displacement thin layer mechanism, a heat preservation plate, a support leg, and a first discharge port; the displacement thin layer mechanism is composed of a thin layer material plate, an electric push rod, and a hinge; the vertical screw conveying device is mainly composed of a motor, a vertical shaft, a spiral blade, a heat preservation ring, a second feed port, a feed auxiliary device, a second discharge port, and a bulk material port. The utility model realizes the function of circulating drying of granular materials; solves the problem of scorched brown materials due to excessive local temperature in static drying; the heat source recovery function avoids the waste of heat energy, and compared with the traditional manual turning of materials, it greatly reduces the labor cost, has high drying efficiency, and good quality. However, when the device is in use, the material particles are easily accumulated on the material plate, which will cause uneven drying and reduce the drying efficiency of the granular materials. Utility Model Content

[0004] In order to overcome the deficiencies of the prior art, the utility model provides a fluidized bed drying device for granular materials, which can solve the technical problem that when the device is in use, material particles are easily accumulated on a material plate, resulting in uneven drying and reducing the drying efficiency of the granular materials.

[0005] To solve the above technical problems, the present utility model provides the following technical solution: a fluidized bed drying device for granular materials, including a workbench, with a box body arranged at the upper end of the workbench, a blower arranged at the upper end of the box body, the blower being communicated with a heating box, a heating resistance wire device arranged on the heating box, and an air delivery pipe connected to one side of the heating box. One end of the air delivery pipe penetrates through the box body and is connected to an air box. A plurality of air outlets are equally spaced and arranged at the lower end of the air box, and a fixing plate is fixedly connected to one side of the air box. A motor is arranged on one side of the fixing plate, the output end of the motor penetrates through the fixing plate and is fixedly connected to a threaded rod, a threaded sleeve is threadedly connected to the threaded rod, a limiting plate is fixedly connected to the lower end of the threaded sleeve, limiting grooves are opened on both sides inside the box body, both ends of the limiting plate are inserted into the limiting grooves, and a scraping plate is arranged at the lower end of the limiting plate.

[0006] As a preferred technical solution of the present utility model, openings are formed on both sides of the box body.

[0007] As a preferred technical solution of the present utility model, a conveyor belt device is arranged at the upper end of the workbench, and the conveyor belt device penetrates through the openings on both sides of the box body.

[0008] As a preferred technical solution of the present utility model, a bracket is fixedly connected to the upper end of the workbench.

[0009] As a preferred technical solution of the present utility model, a storage bucket is arranged on the bracket, a feed pipe is arranged at the upper end of the storage bucket, a discharge pipe is arranged at the lower end of the storage bucket, and a switching valve is arranged on the discharge pipe.

[0010] As a preferred technical solution of the present utility model, a control panel is arranged on one side of the box body, and a through hole is formed on one side of the box body.

[0011] Compared with the prior art, the beneficial effects that the present utility model can achieve are as follows: By starting the motor, the motor drives the threaded rod to rotate, the rotation of the threaded rod drives the threaded sleeve and the limiting plate to move. Under the limiting effect of the limiting groove, the limiting plate can move more stably. At the same time, the limiting plate drives the scraping plate at its lower end to move downward, so that the distance between the scraping plate and the conveyor belt can be adjusted, and thus granular materials of different sizes can be leveled, making the drying more uniform and improving the drying efficiency. Description of the Drawings

[0012] Figure 1 It is a schematic diagram of the overall structure of the workbench and the box body of the present utility model;

[0013] Figure 2 It is a front view structural schematic diagram of the workbench and the box body of the present utility model;

[0014] Figure 3This is a schematic top view structure diagram of the workbench of the present utility model;

[0015] Figure 4 This is a schematic internal structure diagram of the box body of the present utility model;

[0016] Wherein: 1. Workbench; 2. Box body; 3. Blower; 4. Heating box; 5. Heating resistance wire device; 6. Air duct; 7. Air box; 8. Air outlet; 9. Fixed plate; 10. Motor; 11. Threaded rod; 12. Threaded sleeve; 13. Limiting plate; 14. Limiting groove; 15. Scraper; 16. Opening; 17. Conveyor belt device; 18. Bracket; 19. Storage bucket; 20. Feed pipe; 21. Discharge pipe; 22. On-off valve; 23. Control panel; 24. Through hole. Specific embodiments

[0017] In order to make the technical means, creative features, achieved purposes and functions of the present utility model easy to understand, the following combines specific embodiments to further elaborate the present utility model. However, the following embodiments are only the preferred embodiments of the present utility model, not all. Based on the embodiments in the implementation manner, other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the present utility model.

[0018] Embodiment

[0019] Please refer to Figures 1 - 3 As shown, the present utility model provides a fluidized bed drying device for granular materials. Openings 16 are provided on both sides of the box body 2. A conveyor belt device 17 is arranged at the upper end of the workbench 1, and the conveyor belt device 17 penetrates through the openings 16 on both sides of the box body 2. A bracket 18 is fixedly connected to the upper end of the workbench 1. A storage bucket 19 is arranged on the bracket 18, and the storage bucket 19 is located at the center of the bracket 18. A feed pipe 20 is arranged at the upper end of the storage bucket 19, and a discharge pipe 21 is arranged at the lower end of the storage bucket 19. An on-off valve 22 is arranged on the discharge pipe 21. A control panel 23 is arranged on one side of the box body 2, and a through hole 24 is provided on one side of the box body 2. Through the through hole 24, the motor 10 can be electrically connected to the control panel 23 and the power supply.

[0020] During use, granular raw materials can be added into the storage bucket 19 through the feed pipe 20. Then, by opening the on-off valve 22, the granular raw materials in the storage bucket 19 can fall onto the conveyor belt device 17 through the discharge pipe 21. At the same time, the conveyor belt device 17 is started, so that the conveyor belt device 17 can drive the granules to move into the box body 2 for drying operation.

[0021] As a further implementation manner of this embodiment, as Figures 1 - 4As shown in the figure, a box body 2 is provided at the upper end of the workbench 1, a blower 3 is provided at the upper end of the box body 2, the blower 3 is communicated with a heating box 4, a heating resistance wire device 5 is provided on the heating box 4, and an air duct 6 is connected to one side of the heating box 4. One end of the air duct 6 penetrates through the box body 2 and is connected to an air box 7. A plurality of air outlets 8 are equidistantly arranged at the lower end of the air box 7. One side of the air box 7 is fixedly connected with a fixing plate 9. A motor 10 is arranged on one side of the fixing plate 9. The output end of the motor 10 penetrates through the fixing plate 9 and is fixedly connected with a threaded rod 11. A threaded sleeve 12 is threadedly connected to the threaded rod 11. The lower end of the threaded sleeve 12 is fixedly connected with a limiting plate 13. Limiting grooves 14 are provided on both sides inside the box body 2. Both ends of the limiting plate 13 are inserted into the limiting grooves 14. The limiting grooves 14 can limit the limiting plate 13 and the threaded sleeve 12. And a scraping plate 15 is arranged at the lower end of the limiting plate 13.

[0022] During use, start the blower 3 and the heating resistance wire device 5. The blower 3 can form an air body and enter the heating box 4. Under the heating effect of the heating resistance wire device 5, the air body can be turned into hot air. The hot air enters the air box 7 through the air duct 6 and is discharged from the air outlets 8 at the lower end of the air box 7, so as to dry the granular raw materials below. At the same time, start the motor 10. The motor 10 drives the threaded rod 11 to rotate. The rotation of the threaded rod 11 drives the threaded sleeve 12 and the limiting plate 13 to move. The limiting plate 13 can move more stably under the limiting action of the limiting groove 14. At the same time, the limiting plate 13 drives the scraping plate 15 at its lower end to move downward, so as to adjust the distance between the scraping plate 15 and the conveyor belt device 17, so as to conveniently level granular materials of different sizes, make the drying more uniform, and improve the drying efficiency.

[0023] Specific working principle: During use, granular raw materials can be added into the storage bin 19 through the feeding pipe 20. Then, by opening the switch valve 22, the granular raw materials in the storage bin 19 can fall onto the conveyor belt device 17 through the discharging pipe 21. Meanwhile, the conveyor belt device 17 is started, so that the conveyor belt device 17 can drive the granules to move towards the inside of the box body 2 and perform the drying operation. The blower 3 and the heating resistance wire device 5 are started. The blower 3 can form an air body and enter the heating box 4, and under the heating effect of the heating resistance wire device 5, the air body can be turned into hot air. The hot air enters the air box 7 through the air delivery pipe 6 and is discharged from the air outlet head 8 at the lower end of the air box 7, so as to dry the granular raw materials below. Meanwhile, the motor 10 is started, the motor 10 drives the threaded rod 11 to rotate, the rotation of the threaded rod 11 drives the threaded sleeve 12 and the limiting plate 13 to move. The limiting plate 13 can move more stably under the limiting action of the limiting groove 14. Meanwhile, the limiting plate 13 drives the scraper 15 at its lower end to move downward, so as to adjust the distance between the scraper 15 and the conveyor belt device 17, thus facilitating the leveling of granular materials of different sizes and making the drying more uniform, improving the drying efficiency. (Moreover, the heating resistance wire device 5 and the conveyor belt device 17 are both prior arts, so they are not described in detail herein).

[0024] The above shows and describes the basic principle, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited by the above embodiments. The above embodiments and the descriptions in the specification are only preferred examples of the present invention and are not used to limit the present invention. Without departing from the spirit and scope of the present invention, the present invention will have various changes and improvements, and all these changes and improvements fall within the scope of the present invention claimed. The scope of protection claimed by the present invention is defined by the appended claims and their equivalents.

Claims

1. A fluidized bed drying device for granular materials, comprising a workbench (1), characterized in that: A box body (2) is arranged at the upper end of the workbench (1). A blower (3) is arranged at the upper end of the box body (2). The blower (3) is communicated with a heating box (4). A heating resistance wire device (5) is arranged on the heating box (4). One side of the heating box (4) is connected with an air delivery pipe (6). One end of the air delivery pipe (6) penetrates through the box body (2) and is connected with an air box (7). A plurality of air outlets (8) are arranged at equal intervals at the lower end of the air box (7). One side of the air box (7) is fixedly connected with a fixing plate (9). A motor (10) is arranged on one side of the fixing plate (9). The output end of the motor (10) penetrates through the fixing plate (9) and is fixedly connected with a threaded rod (11). A threaded sleeve (12) is threadedly connected to the threaded rod (11). The lower end of the threaded sleeve (12) is fixedly connected with a limiting plate (13). Limiting grooves (14) are formed in both sides inside the box body (2). Both ends of the limiting plate (13) are inserted into the limiting grooves (14). A scraping plate (15) is arranged at the lower end of the limiting plate (13).

2. The fluidized bed drying device for granular materials according to claim 1, wherein: Openings (16) are formed in both sides of the box body (2).

3. A fluidized bed drying device for particulate materials according to claim 1, characterized in that: A conveyor belt device (17) is arranged at the upper end of the workbench (1). The conveyor belt device (17) penetrates through the openings (16) on both sides of the box body (2).

4. A fluidized bed drying device for granular materials according to claim 1, characterized in that: A bracket (18) is fixedly connected to the upper end of the workbench (1).

5. A fluidized bed drying device for particulate materials according to claim 4, characterized in that: A storage bucket (19) is arranged on the bracket (18). A feed pipe (20) is arranged at the upper end of the storage bucket (19). A discharge pipe (21) is arranged at the lower end of the storage bucket (19). A switching valve (22) is arranged on the discharge pipe (21).

6. The fluidized bed drying device for granular materials according to claim 1, wherein: A control panel (23) is arranged on one side of the box body (2). A through hole (24) is formed in one side of the box body (2).

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