A fuel pelletizing device

Abstract

The utility model belongs to the technical field of granulating equipment, disclose a kind of fuel granulating device, the existing granulator when replacing granulating plate, need manual installation and disassembly, there is inconvenience in use, the technical scheme of the utility model example, including workbench, the bottom surface four corners of workbench are fixedly installed with support leg, the top surface of workbench is fixedly installed with granulating cylinder, spiral shaft is provided in granulating cylinder, driving device is provided on granulating cylinder with driving spiral shaft rotation, the top surface of granulating cylinder is fixedly installed with feed hopper, one end of granulating cylinder is fixedly installed with the installation plate of inclination, rotary installation has carousel on installation plate, control device is provided on installation plate with driving carousel rotation, the one end of several connecting pipes is fixedly installed on carousel, several connecting pipes are evenly distributed on carousel, the utility model is provided with carousel and control device, can adjust connecting pipe aligned with granulating cylinder, need not manual installation and disassembly, use more conveniently.

Description

Technical Field

[0001] This utility model belongs to the field of pelleting equipment technology, specifically relating to a fuel pelleting device. Background Technology

[0002] Biomass pellet fuel is essentially the direct combustion of biomass energy, which is the processing and utilization of biomass. It compresses the originally loose and amorphous raw materials such as straw, rice husks, sawdust, and wood chips into solid fuel with a certain shape and high density by mechanically pressurizing them. This fuel has advantages such as high purity, cleanliness, high calorific value, and high combustion efficiency. Biomass pellet fuel production requires the use of a pelletizer. In the prior art, Chinese patent with publication number CN222816786U discloses a material pelletizer for pelletizing. However, this prior art requires manual installation and disassembly when changing the pelletizing plate, which is inconvenient to use. Utility Model Content

[0003] To address the shortcomings of the prior art, the present invention aims to provide a fuel pelletizing device equipped with a turntable and a control device, which can adjust the connecting pipe aligned with the pelletizing cylinder without requiring manual installation or disassembly, making it more convenient to use.

[0004] The technical solution adopted by this fuel pelletizing device to solve its technical problem is as follows: A fuel pelletizing apparatus is provided, including a workbench, with support legs fixedly installed at the four corners of the bottom surface of the workbench, a pelletizing cylinder fixedly installed on the top surface of the workbench, a spiral shaft installed inside the pelletizing cylinder, a drive device for rotating the spiral shaft installed on the pelletizing cylinder, a feed hopper fixedly installed on the top surface of the pelletizing cylinder, an inclined mounting plate fixedly installed at one end of the pelletizing cylinder, a turntable rotatably installed on the mounting plate, a control device for rotating the turntable installed on the mounting plate, one end of several connecting pipes fixedly installed on the turntable, the connecting pipes being evenly distributed on the turntable, the mounting plate and the turntable respectively having connecting holes for connecting the connecting pipes and the pelletizing cylinder, a pelletizing plate fixedly installed at the other end of the connecting pipes, and a scraper device fixedly installed on the top surface of the workbench.

[0005] Furthermore, the workbench has a discharge port on its top surface and a receiving box with an opening on its top surface is provided below the workbench.

[0006] Furthermore, the discharge port has an inverted conical structure.

[0007] Furthermore, the driving device is a first motor, the other end of the granulation cylinder is sealed, the first motor is fixedly installed at the other end of the granulation cylinder, the output shaft of the first motor passes through the granulation cylinder and is rotatably connected, and the output shaft of the first motor is fixedly connected to one end of the screw shaft.

[0008] Furthermore, the scraper device includes a scraper and a second motor. The second motor is fixedly mounted on the top surface of the worktable via a mounting bracket, and the scraper is fixedly connected to the output shaft of the second motor.

[0009] Furthermore, the control device includes a third motor, a rotating shaft, a gear transmission group, and a bevel gear transmission group. The third motor is fixedly mounted on the mounting plate, and the rotating shaft is fixedly connected to the mounting plate through a bearing seat. A bevel gear transmission group is provided between one end of the rotating shaft and the output shaft of the third motor, and a gear transmission group is provided between the other end of the rotating shaft and the outer periphery of the turntable.

[0010] Furthermore, the upper part of the mounting plate is provided with a discharge port, and a material collection hopper is fixedly installed at the discharge port of the mounting plate. The material collection hopper is fixedly connected to one end of the return pipe and communicates with it. The other end of the return pipe is fixedly connected to the feed hopper and communicates with it.

[0011] Compared with the prior art, the beneficial effects of this utility model are as follows: 1. This utility model provides a fuel pelletizing device in which the user drives a turntable to rotate via a control device. The rotation of the turntable adjusts the connecting pipe aligned with the pelletizing cylinder, allowing material to be fed into the pelletizing cylinder through the feed hopper. A drive device then drives a screw shaft to rotate, which in turn pulls the material into the connecting pipe and extrudes it through the pelletizing holes on the pelletizing plate. A scraper device scrapes the extruded material off the pelletizing plate. Compared with the prior art, this utility model features a turntable and a control device, which allows for adjustment of the connecting pipe aligned with the pelletizing cylinder. This eliminates the need for manual installation and disassembly, making it more convenient to use.

[0012] 2. In a fuel pelletizing device according to this utility model, the material scraped off by the scraper device can fall into the receiving box along the discharge port, thereby realizing the collection of the material.

[0013] 3. In the example of this utility model, a fuel pelletizing device has an inverted conical discharge port that can aggregate materials, making it easier for the materials to fall into the receiving box.

[0014] 4. In a fuel pelletizing device according to this utility model, the first motor is connected to the power supply and turned on. The rotation of the output shaft of the first motor can drive the screw shaft to rotate. The drive device has a simple structure and is easy to use and control.

[0015] 5. In a fuel pelletizing device according to this utility model, the second motor is connected to the power supply and turned on. The rotation of the output shaft of the second motor can drive the scraper to rotate. The rotation of the scraper can scrape off the material extruded from the pelletizing plate. The scraper device has a simple structure and is easy to use and control.

[0016] 6. In a fuel pelletizing device according to this utility model, the third motor is connected to the power supply and turned on. The rotation of the output shaft of the third motor can drive the rotating shaft to rotate through the bevel gear transmission group. The rotation of the rotating shaft can drive the turntable to rotate through the gear transmission group. The adjustment device has a simple structure and is convenient to use and control.

[0017] 7. In a fuel pelletizing device according to this utility model, the material remaining in the connecting pipe can enter the collecting hopper along the discharge port under the action of gravity, and finally enter the feeding hopper along the return pipe, thus avoiding material residue in the connecting pipe. Attached Figure Description

[0018] Other features, objects, and advantages of this application will become more apparent from the following detailed description of non-limiting embodiments with reference to the accompanying drawings: Figure 1 This is a schematic diagram of the structure of this utility model.

[0019] In the diagram: 1. Workbench; 2. Support leg; 3. Granulation cylinder; 4. Spiral shaft; 5. Feed hopper; 6. Mounting plate; 7. Turntable; 8. Connecting pipe; 9. Granulation plate; 10. Discharge port; 11. Receiving box; 12. First motor; 13. Scraper; 14. Second motor; 15. Third motor; 16. Rotating shaft; 17. Discharge port; 18. Collection hopper; 19. Return pipe. Detailed Implementation

[0020] The present application will now be described in further detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the relevant utility model and not intended to limit the scope of the utility model. Furthermore, it should be noted that, for ease of description, only the parts relevant to the utility model are shown in the accompanying drawings.

[0021] It should be noted that, unless otherwise specified, the embodiments and features described in this application can be combined with each other. This application will now be described in detail with reference to the accompanying drawings and embodiments.

[0022] like Figure 1As shown, a fuel pelletizing device includes a workbench 1, with support legs 2 fixedly installed at the four corners of the bottom surface of the workbench 1. A pelletizing cylinder 3 is fixedly installed on the top surface of the workbench 1, specifically installed via a mounting bracket. A screw shaft 4 is installed inside the pelletizing cylinder 3, and a drive device for rotating the screw shaft 4 is installed on the pelletizing cylinder 3. A feed hopper 5 is fixedly installed on the top surface of the pelletizing cylinder 3. An inclined mounting plate 6 is fixedly installed at one end of the pelletizing cylinder 3, and a turntable 7 is rotatably installed on the mounting plate 6. The system includes a control device that drives the turntable 7 to rotate. Several connecting pipes 8 are fixedly installed on one end of the turntable 7. The connecting pipes 8 are evenly distributed on the turntable 7 and can be collinear with the granulation cylinder 3. This structure is the same as the objective lens converter structure of a microscope. The mounting plate 6 and the turntable 7 are respectively provided with connecting holes that connect the connecting pipes 8 and the granulation cylinder 3. Granulation plates 9 are fixedly installed on the other end of the connecting pipes 8. Granulation holes of different specifications are opened on the granulation plates 9. A scraper device is fixedly installed on the top surface of the worktable 1. The user drives the turntable 7 to rotate via the control device. The rotation of the turntable 7 adjusts the connecting pipe 8, which is aligned with the granulation cylinder 3. Material is fed into the granulation cylinder 3 along the feed hopper 5. The drive device drives the screw shaft 4 to rotate, which in turn drives the material into the connecting pipe 8 and extrudes it through the granulation holes on the granulation plate 9. The scraper device scrapes off the extruded material from the granulation plate 9. Compared with the prior art, this utility model is equipped with a turntable 7 and a control device, which can adjust the connecting pipe 8 aligned with the granulation cylinder 3. No manual installation or disassembly is required, making it more convenient to use.

[0023] like Figure 1 As shown, in a further preferred embodiment, the top surface of the workbench 1 is provided with a discharge port 10, and a receiving box 11 with an open top surface is provided below the workbench 1. The material scraped off by the scraper device can fall into the receiving box 11 along the discharge port 10, thereby realizing the collection of materials.

[0024] like Figure 1 As shown, in a further preferred embodiment, the discharge port 10 has an inverted conical structure, and the inner wall of the discharge port 10 is smoothly polished. The inverted conical structure of the discharge port can collect materials, making it easier for the materials to fall into the receiving box 11.

[0025] like Figure 1 As shown, in a further preferred embodiment, the driving device is a first motor 12, which is controlled by an existing motor controller. The other end of the granulation cylinder 3 is sealed, and the first motor 12 is fixedly installed at the other end of the granulation cylinder 3. The output shaft of the first motor 12 passes through the granulation cylinder 3 and is rotatably connected. The output shaft of the first motor 12 is also fixedly connected to one end of the screw shaft 4. When the first motor 12 is connected to a power source and turned on, the rotation of the output shaft of the first motor 12 drives the screw shaft 4 to rotate. This driving device has a simple structure and is convenient to use and control.

[0026] like Figure 1 As shown, in a further preferred embodiment, the scraper device includes a scraper 13 and a second motor 14. The second motor 14 is controlled by an existing motor controller. The second motor 14 is fixedly mounted on the top surface of the worktable 1 via a mounting bracket. The scraper 13 is fixedly connected to the output shaft of the second motor 14, specifically via a coupling. When the second motor 14 is connected to a power source and turned on, the rotation of the output shaft of the second motor 14 drives the scraper 13 to rotate. The rotation of the scraper 13 scrapes off the material extruded from the granulation plate 9. This scraper device has a simple structure and is convenient to use and control.

[0027] like Figure 1 As shown, in a further preferred embodiment, the control device includes a third motor 15, a rotating shaft 16, a gear transmission group, and a bevel gear transmission group. The third motor 15 is a servo motor, controlled by a servo control system. The servo motor provides more precise position control, facilitating the control of the turntable 7. The third motor 15 is fixedly mounted on the mounting plate 6. The rotating shaft 16 is fixedly connected to the mounting plate 6 via a bearing seat. A bevel gear transmission group is provided between one end of the rotating shaft 16 and the output shaft of the third motor 15, and a gear transmission group is provided between the other end of the rotating shaft 16 and the outer circumference of the turntable 7. An external gear ring is fixedly mounted on the outer circumference of the turntable 7. The mounting plate 6 can protect the gear transmission group and the bevel gear transmission group by installing a corresponding irregularly shaped housing. When the third motor 15 is connected to a power source and turned on, the rotation of the output shaft of the third motor 15 drives the rotating shaft 16 to rotate via the bevel gear transmission group. The rotation of the rotating shaft 16 drives the turntable 7 to rotate via the gear transmission group. This control device has a simple structure and is convenient to use and control.

[0028] like Figure 1 As shown, in a further preferred embodiment, the upper part of the mounting plate 6 is provided with a discharge port 17, which can be aligned and communicated with the connecting pipe 8. The inner wall of the discharge port 17 is smooth. A collecting hopper 18 is fixedly installed at the discharge port of the mounting plate 6. The collecting hopper 18 is fixedly connected to one end of the return pipe 19 and communicates with it. The other end of the return pipe 19 is fixedly connected to and communicates with the feeding hopper 5. The bottom of the inner wall of the collecting hopper 18 is smooth and inclined, and the inner wall of the return pipe 19 is smooth and inclined. The material remaining in the connecting pipe 8 can enter the collecting hopper 18 along the discharge port 17 under the action of gravity, and finally enter the feeding hopper 5 along the return pipe 19, avoiding material residue in the connecting pipe 8.

[0029] The above description is merely a preferred embodiment of this application and an explanation of the technical principles employed. Those skilled in the art should understand that the scope of the utility model involved in this application is not limited to the technical solutions formed by specific combinations of the above-described technical features, but should also cover other technical solutions formed by arbitrary combinations of the above-described technical features or their equivalents without departing from the inventive concept. For example, technical solutions formed by substituting the above features with (but not limited to) technical features with similar functions disclosed in this application.

[0030] Apart from the technical features described in the specification, the other technical features are known to those skilled in the art. To highlight the innovative features of this utility model, the other technical features will not be described in detail here.

Claims

1. A fuel pelletizing device, comprising a workbench (1), support legs (2) fixedly installed at the four corners of the bottom surface of the workbench (1), a pelletizing cylinder (3) fixedly installed on the top surface of the workbench (1), a screw shaft (4) provided inside the pelletizing cylinder (3), a drive device for driving the screw shaft (4) to rotate on the pelletizing cylinder (3), and a feed hopper (5) fixedly installed on the top surface of the pelletizing cylinder (3), characterized in that, An inclined mounting plate (6) is fixedly installed at one end of the granulation cylinder (3). A turntable (7) is rotatably installed on the mounting plate (6). An adjustment device that drives the turntable (7) to rotate is provided on the mounting plate (6). One end of several connecting pipes (8) is fixedly installed on the turntable (7). The several connecting pipes (8) are evenly distributed on the turntable (7). The mounting plate (6) and the turntable (7) are respectively provided with connecting holes that connect the connecting pipes (8) and the granulation cylinder (3). A granulation plate (9) is fixedly installed at the other end of the connecting pipes (8). A scraper device is fixedly installed on the top surface of the workbench (1).

2. The fuel pelletizing apparatus according to claim 1, characterized in that, The workbench (1) has a discharge port (10) on its top surface and a receiving box (11) with an opening on its top surface is provided below the workbench (1).

3. A fuel pelletising apparatus as claimed in claim 2, wherein, The discharge port (10) is an inverted cone-shaped structure.

4. The fuel pelletizing apparatus according to claim 1, characterized in that, The driving device is a first motor (12), the other end of the granulation cylinder (3) is sealed, the first motor (12) is fixedly installed at the other end of the granulation cylinder (3), the output shaft of the first motor (12) passes through the granulation cylinder (3) and is rotatably connected, and the output shaft of the first motor (12) is fixedly connected to one end of the spiral shaft (4).

5. A fuel pelletizing apparatus according to claim 1, characterized in that, The scraper device includes a scraper (13) and a second motor (14). The second motor (14) is fixedly mounted on the top surface of the workbench (1) via a mounting bracket. The scraper (13) is fixedly connected to the output shaft of the second motor (14).

6. A fuel pelletizing apparatus according to claim 1, characterized in that, The control device includes a third motor (15), a rotating shaft (16), a gear transmission group and a bevel gear transmission group. The third motor (15) is fixedly installed on the mounting plate (6). The rotating shaft (16) is fixedly connected to the mounting plate (6) through a bearing seat. A bevel gear transmission group is provided between one end of the rotating shaft (16) and the output shaft of the third motor (15). A gear transmission group is provided between the other end of the rotating shaft (16) and the outer periphery of the turntable (7).

7. A fuel pelletizing apparatus according to any one of claims 1-6, characterized in that, The upper part of the mounting plate (6) is provided with a discharge port (17), and a collection hopper (18) is fixedly installed at the discharge port of the mounting plate (6). The collection hopper (18) is fixedly connected to one end of the return pipe (19) and communicates with it. The other end of the return pipe (19) is fixedly connected to the feed hopper (5) and communicates with it.

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