Cooling device for biomass particles

Abstract

The utility model discloses a cooling device for biomass particles, which relates to the field of biomass particle production equipment and comprises a body, a feeding channel is arranged inside one end of the body, a storage space is arranged inside the other end of the body, and a discharge port is arranged at the lower end of the storage space. According to the biomass particle conveying device, the rotating motor drives the fan blades to rotate, so that outside air enters the air groove from the air inlet pipeline and flows towards the surfaces of the four sets of conveying belts from the air outlet holes, biomass particles reach the surfaces of the four sets of conveying belts along the inclined panels, and the biomass particles are conveyed to move through the conveying belts; air flowing out of the air outlet holes can cool the particles, the air with heat flows to the outside through the air outlet pipe, meanwhile, the biomass particles are conveyed through the four sets of conveying belts to be cooled, the thickness of the biomass particles laid on the surface of each set of conveying belt is very thin through height limitation, and therefore cooling of the biomass particles is accelerated.

Description

Technical Field

[0001] The utility model relates to the field of biomass particle production equipment, in particular to a cooling device for biomass particles. Background Art

[0002] Biomass pellets are made by cold-dense molding of crushed biomass straw, forestry waste and other raw materials using rollers and ring dies at room temperature. The density of the raw materials is generally 0.1-0.13t / m3, and the density of the pellets after molding is 1.1-1.3t / m3, which is convenient for storage and transportation, and greatly improves the combustion performance of biomass.

[0003] Published patent: A cooling device for biomass pellet fuel (publication number: CN219328229U), including a box body, a feed hopper is installed on one side wall of the box body, and a through opening is opened on the side wall of the box body away from the feed hopper. Under the action of rotating roller A, rotating roller B and mesh chain conveyor belt, the pellet raw material can be transported, and under the action of the driving mechanism, the pellet raw material can be cooled so that it can be cooled and formed to prevent looseness from affecting product quality. Under the action of the lifting mechanism, the distance between the carrier and the mesh chain conveyor belt can be adjusted, so as to facilitate the adjustment of the size of the cooling air blown by the fan;

[0004] There are certain problems with the above patent. In the above patent, there is only one set of conveyor belts, and the number of biomass particles cooled at the same time is very small, the cooling efficiency is low, and the fan rotates inside the device to accelerate the air flow inside the device to cool the biomass particles. There is no circulation with the outside air, so that the hot air cannot be dissipated inside the device, which will make the heat inside the device higher and higher, thereby making the cooling effect of the device worse and worse. Utility Model Content

[0005] The utility model aims to solve the shortcomings in the prior art and proposes a cooling device for biomass particles.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a cooling device for biomass particles, comprising a main body, a feeding channel is arranged inside one end of the main body, a storage space is arranged inside the other end of the main body, a discharge port is arranged at the lower end of the storage space, and the discharge port passes through the lower end of the main body, four groups of inclined panels are fixedly connected inside the main body, nine groups of rollers are rotatably connected inside the main body, fixed plates are fixedly connected at both sides of one end of the main body close to the discharge port, a group of rollers are rotatably connected at one end of the fixed plate away from the main body, two groups of rollers at the same height are connected by a conveyor belt, and one end of the four groups of conveyor belts in the middle of the main body is located below the inclined panel, one end of the roller is fixedly connected to a synchronous wheel, one end of the main body is fixedly connected to a servo motor, the output end of the servo motor is fixedly connected to a synchronous wheel, and every two groups of synchronous wheels are connected by a synchronous belt.

[0007] As a further description of the above technical solution:

[0008] A feeding funnel is fixedly connected to the upper part of one end of the main body, and the middle part of the feeding funnel is connected to the feeding channel. The biomass particles can be poured into the middle part of the feeding channel through the feeding funnel.

[0009] As a further description of the above technical solution:

[0010] An air outlet pipe is fixedly connected to the upper part of one end of the main body away from the feed funnel, the middle part of the air outlet pipe is connected to the middle part of the storage space, and a third dustproof net is fixedly connected to the middle part of the upper end of the air outlet pipe, and the air with heat will flow to the outside through the air outlet pipe.

[0011] As a further description of the above technical solution:

[0012] An air inlet duct is arranged in the middle of the lower end of the main body, one end of the air inlet duct passes through the main body and is connected to the outside, and the end of the air inlet duct facing the outside is fixedly connected to a first dustproof net, and the outside air enters the air groove from the air inlet duct, and the first dustproof net can prevent dust from entering the air inlet duct.

[0013] As a further description of the above technical solution:

[0014] Air grooves are arranged on both sides inside the main body, the lower ends of the air grooves are connected to the first dust-proof net, the upper ends of the air grooves are arranged with air outlets, and the air outlets are at the same height as the upper surface of the conveyor belt, and the middle parts of the air outlets are fixedly connected with the second dust-proof nets, the outside air flows along the air inlet duct to the air grooves, and flows toward the surface of the conveyor belt from the air outlets, so as to take away the temperature of the biomass particles on the surface of the conveyor belt, and the second dust-proof net can prevent the biomass particles from falling into the air grooves.

[0015] As a further description of the above technical solution:

[0016] One end of the air inlet duct, one end of the two groups of air slots close to the air inlet duct and the middle of the air outlet pipe are fixedly connected with a mounting seat, the middle of the mounting seat is fixedly connected with a rotating motor, and the output end of the rotating motor is fixedly connected with a fan blade. The fan blades are driven to rotate by four groups of rotating motors, so that the speed of the air flowing inside the body is accelerated, thereby accelerating the cooling of the biomass particles.

[0017] The utility model has the following beneficial effects:

[0018] In the utility model, firstly, a rotating motor is used to drive the fan blades to rotate, so that the outside air enters the inside of the air slot from the air inlet duct, and then flows from the air outlet to the surface of the four groups of conveyor belts. The biomass particles follow the inclined panel to reach the surface of the four groups of conveyor belts, and the biomass particles are transported and moved by the conveyor belts. During the movement, the air flowing out of the air outlet will cool the particles, and the air flows from the air outlet pipe to the outside with the heat, and at the same time, the biomass particles are transported and cooled by the four groups of conveyor belts. Through the height restriction, the thickness of the biomass particles laid on the surface of each group of conveyor belts is very thin, thereby accelerating the cooling of the biomass particles. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a three-dimensional diagram of the utility model;

[0020] Figure 2 It is a cross-sectional three-dimensional structural diagram of the utility model;

[0021] Figure 3 This is a three-dimensional structural diagram of the roller of the utility model;

[0022] Figure 4 It is a cross-sectional side view of the utility model;

[0023] Figure 5 It is a cross-sectional stereoscopic view of the main body of the utility model.

[0024] Legend:

[0025] 1. Main body; 2. Feed hopper; 3. Exhaust pipe; 4. Fixed plate; 5. Feed channel; 6. Inclined plate; 7. Roller; 8. Servo motor; 9. Synchronous belt; 10. Conveyor belt; 11. First dust-proof net; 12. Air inlet duct; 13. Second dust-proof net; 14. Third dust-proof net; 15. Storage space; 16. Exhaust port; 17. Air slot; 18. Mounting seat; 19. Rotating motor; 20. Fan blades. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present utility model; the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0028] Reference Figure 1-5 The utility model provides an embodiment: a cooling device for biomass particles, comprising a main body 1, a feeding channel 5 is arranged inside one end of the main body 1, a storage space 15 is arranged inside the other end of the main body 1, a discharge port 16 is arranged at the lower end of the storage space 15, and the discharge port 16 passes through the lower end of the main body 1, four groups of inclined panels 6 are fixedly connected inside the main body 1, nine groups of rollers 7 are rotatably connected inside the main body 1, fixed plates 4 are fixedly connected on both sides of one end of the main body 1 close to the discharge port 16, a group of rollers 7 is rotatably connected at one end of the fixed plate 4 away from the main body 1, two groups of rollers 7 at the same height are connected by a conveyor belt 10, and one end of the four groups of conveyor belts 10 in the middle of the main body 1 is located below the inclined panel 6, one end of the roller 7 is fixedly connected to a synchronous wheel, one end of the main body 1 is fixedly connected to a servo motor 8, the output end of the servo motor 8 is fixedly connected to a synchronous wheel, and every two groups of synchronous wheels are connected by a synchronous belt 9.

[0029] Air grooves 17 are arranged on both sides inside the body 1, the lower ends of the air grooves 17 are connected with the first dust-proof net 11, the upper ends of the air grooves 17 are arranged with air outlets, and the air outlets are at the same height as the upper surface of the conveyor belt 10, and the middle parts of the air outlets are fixedly connected with the second dust-proof net 13, the outside air flows along the air inlet duct 12 to the air grooves 17, and flows from the air outlets to the surface of the conveyor belt 10, so as to take away the temperature of the biomass particles on the surface of the conveyor belt 10, and the second dust-proof net 13 can prevent the biomass particles from falling into the air grooves 17, one end of the air inlet duct 12 and one end of the two groups of air grooves 17 close to the air inlet duct 12 and the middle part of the air outlet pipe 3 are fixedly connected with a mounting seat 18, the middle part of the mounting seat 18 is fixedly connected with a rotating motor 19, the output end of the rotating motor 19 is fixedly connected with a fan blade 20, and the fan blade 20 is driven to rotate by four groups of rotating motors 19 , so that the speed of air flowing inside the main body 1 is accelerated, thereby accelerating the cooling of the biomass particles. A feed hopper 2 is fixedly connected to the upper part of one end of the main body 1, and the middle part of the feed funnel 2 is connected to the feed channel 5. Through the feed funnel 2, the biomass particles can be poured into the middle part of the feed channel 5. An air outlet pipe 3 is fixedly connected to the upper part of the end of the main body 1 away from the feed funnel 2, and the middle part of the air outlet pipe 3 is connected to the middle part of the storage space 15. A third dustproof net 14 is fixedly connected to the middle part of the upper end of the air outlet pipe 3. The air carrying heat will flow to the outside through the air outlet pipe 3. An air inlet duct 12 is provided in the middle part of the lower end of the main body 1. One end of the air inlet duct 12 passes through the main body 1 and is connected to the outside. A first dustproof net 11 is fixedly connected to the end of the air inlet duct 12 facing the outside. The outside air enters the air slot 17 from the air inlet duct 12. The first dustproof net 11 can prevent dust from entering the air inlet duct 12.

[0030] Working principle: When in use, pour the dried biomass particles into the middle of the feed funnel 2, the biomass particles follow the feed funnel 2 into the middle of the feed channel 5, and slide from the middle of the feed channel 5 along the four sets of inclined panels 6 to the surface of the four sets of conveyor belts 10. The servo motor 8 drives the roller 7 to rotate through the synchronous belt 9 and the synchronous wheel, so that the conveyor belt 10 moves, and drives the biomass particles that fall on the surface of the conveyor belt 10 to move. At the same time, the four sets of rotating motors 19 drive the fan blades 20 to rotate, so that the outside air enters the air inlet duct 12, and enters the inside of the two sets of air slots 17 along the air inlet duct 12. The air flows along the air slots 17 from the air outlet to the four sets of conveyor belts 10. The air flows on the surface, and then flows out to the outside along the air outlet pipe 3. The air flowing out from the air outlet will cool the particles. The air flows to the outside from the air outlet pipe 3 with heat, and at the same time, the biomass particles are transported through four groups of conveyor belts 10 for cooling. Through the height restriction, the thickness of the biomass particles laid on the surface of each group of conveyor belts 10 is very thin, thereby accelerating the cooling of the biomass particles. The biomass particles fall from the conveyor belt 10 into the storage space 15, and fall onto the surface of the conveyor belt 10 at the lower end of the storage space 15, and are transported out of the body 1 along the conveyor belt 10 through the discharge port 16 at the lower end of the storage space 15, thereby continuously cooling the biomass particles.

[0031] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A cooling device for biomass particles, comprising a body (1), characterized in that: A feeding channel (5) is provided inside one end of the body (1), a storage space (15) is provided inside the other end of the body (1), a discharge port (16) is provided at the lower end of the storage space (15), and the discharge port (16) passes through the lower end of the body (1), four groups of inclined panels (6) are fixedly connected inside the body (1), nine groups of rollers (7) are rotatably connected inside the body (1), and fixed plates (4) are fixedly connected on both sides of one end of the body (1) close to the discharge port (16), One end of the fixed plate (4) away from the main body (1) is rotatably connected to a group of rollers (7), two groups of rollers (7) at the same height are connected by a conveyor belt (10), and one end of the four groups of conveyor belts (10) in the middle of the main body (1) is located below the inclined plate (6), one end of the roller (7) is fixedly connected to a synchronous wheel, one end inside the main body (1) is fixedly connected to a servo motor (8), the output end of the servo motor (8) is fixedly connected to a synchronous wheel, and every two groups of synchronous wheels are connected by a synchronous belt (9).

2. A cooling device for biomass particles according to claim 1, characterized in that: A feed hopper (2) is fixedly connected to the upper portion of one end of the body (1), and the middle portion of the feed hopper (2) is connected to the feed channel (5).

3. A cooling device for biomass particles according to claim 1, characterized in that: An air outlet pipe (3) is fixedly connected to the upper part of one end of the main body (1) away from the feeding funnel (2); the middle part of the air outlet pipe (3) is connected to the middle part of the material storage space (15); and a third dustproof net (14) is fixedly connected to the middle part of the upper end of the air outlet pipe (3).

4. The cooling device for biomass particles according to claim 1, characterized in that: An air inlet duct (12) is provided in the middle of the lower end of the main body (1), one end of the air inlet duct (12) passes through the main body (1) and is connected to the outside, and the end of the air inlet duct (12) facing the outside is fixedly connected to a first dustproof net (11).

5. A cooling device for biomass particles according to claim 4, characterized in that: Air grooves (17) are arranged on both sides inside the body (1), the lower ends of the air grooves (17) are connected to the first dustproof net (11), the upper ends of the air grooves (17) are arranged with air outlets, and the air outlets are all at the same height as the upper surface of the conveyor belt (10), and the middle of the air outlets are fixedly connected to the second dustproof net (13).

6. A cooling device for biomass particles according to claim 5, characterized in that: One end of the air inlet duct (12) is fixedly connected to one end of the two groups of air slots (17) close to the air inlet duct (12) with a mounting seat (18), the middle of each mounting seat (18) is fixedly connected to a rotating motor (19), and the output end of the rotating motor (19) is fixedly connected to a fan blade (20).

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