Multi-stage screening and uniform mixing organic fertilizer granulation device

Abstract

The utility model relates to the technical field of fertilizer production equipment, in particular to a multi-stage screening and uniform mixing organic fertilizer granulating device which comprises a granulating machine, the granulating machine comprises a screening device and a mixing device, the screening device is fixedly connected with the mixing device, and the screening device comprises a separating structure and a conveying belt. The separating structure is used for separating organic fertilizer particles with different particle sizes, the separating structure is slidably installed in a material conveying groove in the upper portion of the screening device, and the conveying belt is fixedly installed in the screening device. According to the organic fertilizer particle screening device, organic fertilizer particles of different sizes are screened out, the subsequent mixing effect is prevented from being affected, the mixing device is arranged, the organic fertilizer particles are uniformly stirred in all directions through threaded stirring blades and detachable stirring rods, and the mixing quality is greatly improved.

Description

Technical Field

[0001] This utility model relates to the field of fertilizer production equipment technology, and in particular to an organic fertilizer granulation device with multi-stage screening and uniform mixing. Background Technology

[0002] Organic fertilizer, as a carbon-containing material for plants and animals, is increasingly in demand in society. Granulation has become the main form of organic fertilizer application, improving the storage and transportation efficiency of organic fertilizer and better meeting the growth needs of different crops. However, traditional organic fertilizer granulation devices do not screen completely and the organic fertilizer particles are not mixed evenly, resulting in poor mixing effect. Therefore, a multi-stage screening and uniform mixing organic fertilizer granulation device is provided. Utility Model Content

[0003] The main purpose of this invention is to provide a multi-stage screening and uniform mixing device for organic fertilizer granulation, so as to solve the problem of poor mixing effect of organic fertilizer granules mentioned in the background art.

[0004] To achieve the above objectives, according to one aspect of the present invention, a multi-stage screening and uniform mixing organic fertilizer granulation device is provided, comprising a granulator, the granulator including a screening device and a mixing device, the screening device and the mixing device being fixedly connected, the screening device including a separation structure and a conveyor belt, the separation structure being used to separate organic fertilizer particles of different particle sizes, the separation structure being slidably installed in a feeding trough on the upper part of the screening device, and the conveyor belt being fixedly installed inside the screening device;

[0005] The mixing device includes a mixing tank and a stirring shaft. The stirring shaft has threaded stirring blades fixedly installed on its side wall, and several stirring rods are fixedly installed at the intervals of the stirring blades. The stirring shaft is used to mix the screened organic fertilizer particles.

[0006] As a preferred technical solution of this utility model: a funnel-shaped feeding trough is provided at the top of the screening device, a collection box is fixedly installed on the side wall of the feeding trough, a motor A is fixedly installed on the side wall of the screening device, and a rectangular discharge trough is provided at the end of the screening device.

[0007] As a preferred technical solution of this utility model: the separation structure includes a screen mesh and a lifting structure. The screen mesh is composed of several screens with different apertures. The screen mesh is installed obliquely in the conveying trough, and the aperture of the screen mesh decreases from top to bottom. The bottom of the screen mesh is connected to the lifting structure. One end of the screen mesh extends into the collection box, and the lifting structure is located at the end away from the collection box.

[0008] As a preferred technical solution of this utility model: the lifting structure includes a transmission rod and several cams. The top of the transmission rod is fixedly connected to the bottom of the screen mesh, and the bottom of the transmission rod is tightly fitted to the side wall of the cam. Two cams are fixedly connected at the center by a rotating shaft, and the center of one of the cams is fixedly connected to the output shaft of motor A.

[0009] As a preferred technical solution of this utility model: the conveyor belt is inclinedly arranged in the screening device, the surface of the conveyor belt is provided with a number of V-shaped protrusions, the output end of the conveyor belt is located directly below the material conveying trough, and a guide plate is fixedly installed at the output end of the conveyor belt and the material conveying trough, and the bottom of the guide plate is tightly attached to the conveyor belt.

[0010] As a preferred technical solution of this utility model: the mixing device includes a mixing tank and a stirring shaft. The stirring shaft is rotatably installed inside the mixing tank. A motor slot is provided on the top of the mixing tank. A motor B is fixedly installed in the motor slot. The output shaft of the motor B is fixedly connected to the stirring shaft. Feeding holes are provided on both sides of the motor slot through the mixing tank. A discharge port is provided at the bottom of the mixing tank. A feed port is provided on the side wall of the mixing tank near the bottom edge. The feed port is located directly below the output end of the conveyor belt.

[0011] Compared with the prior art, the present invention has the following beneficial effects:

[0012] 1. In this multi-stage screening and uniformly mixed organic fertilizer granulation device, a screening device is set up with multiple screening to screen out organic fertilizer particles of different sizes to prevent them from affecting the subsequent mixing effect.

[0013] 2. In this multi-stage screening and uniformly mixed organic fertilizer granulation device, a mixing device is set up. The organic fertilizer granules are uniformly mixed in all directions by spiral stirring blades and detachable stirring rods, which greatly improves the mixing quality. Attached Figure Description

[0014] Figure 1 This is a schematic diagram of the overall structure of the granulator in a preferred embodiment of the present invention;

[0015] Figure 2 This is a cross-sectional view of the screening device in a preferred embodiment of the present invention;

[0016] Figure 3 This is a schematic diagram of the separation structure in a preferred embodiment of the present invention;

[0017] Figure 4 This is a schematic diagram of the lifting structure in a preferred embodiment of the present invention;

[0018] Figure 5 This is a schematic diagram of the cam and transmission rod structure in a preferred embodiment of the present invention;

[0019] Figure 6 This is a cross-sectional view of the mixing device in a preferred embodiment of the present invention;

[0020] 1. Granulator; 2. Screening device; 3. Mixing device; 4. Separation structure; 5. Conveyor belt; 6. Feed trough; 7. Collection box; 8. Motor A; 9. Discharge trough; 10. Screen mesh; 11. Lifting structure; 12. Transmission rod; 13. Mixing tank; 14. Stirring shaft; 15. Motor slot; 16. Motor B; 17. Discharge port; 18. Feed port; 19. Guide plate; 20. Stirring blades; 21. Stirring rod; 22. Cam. Detailed Implementation

[0021] To further illustrate the technical means and effects adopted by this utility model in order to achieve the intended utility model purpose, the following detailed description of the specific implementation methods, structure, features and effects of this utility model is provided in conjunction with the accompanying drawings and preferred embodiments.

[0022] Please see Figures 1-6 As shown, the purpose of this embodiment is to provide a multi-stage screening and uniformly mixed organic fertilizer granulation device, including a granulator 1. The granulator 1 includes a screening device 2 and a mixing device 3. The screening device 2 and the mixing device 3 are fixedly connected. The screening device 2 includes a separation structure 4 and a conveyor belt 5. The separation structure 4 is used to separate organic fertilizer particles of different particle sizes. The separation structure 4 is slidably installed in the feeding trough 6 on the upper part of the screening device 2. The conveyor belt 5 is fixedly installed in the screening device 2.

[0023] The mixing device 3 includes a mixing tank 13 and a stirring shaft 14. The stirring shaft 14 has threaded stirring blades 20 fixedly installed on its side wall. Several stirring rods 21 are fixedly installed at the intervals of the stirring blades 20. The stirring shaft 14 is used to mix the screened organic fertilizer particles.

[0024] The top of the screening device 2 is provided with a funnel-shaped feeding trough 6, and a collection box 7 is fixedly installed on the side wall of the feeding trough 6. A motor A8 is fixedly installed on the side wall of the screening device 2. A rectangular discharge trough 9 is provided at the end of the screening device 2. The collection box 7 is used to collect material particles of other sizes to avoid waste.

[0025] The separation structure 4 includes a screen mesh 10 and a lifting structure 11. The screen mesh 10 is composed of several screens with different aperture sizes. The screen mesh 10 is installed in the conveying trough 6 and is inclined from one end toward the conveying trough 6. The aperture size of the several screen meshes 10 decreases from top to bottom. The bottom of the screen mesh 10 is connected to the lifting structure 11. One end of the screen mesh 10 extends into the collection box 7, and the lifting structure 11 is located at the end away from the collection box 7.

[0026] The lifting structure 11 includes a transmission rod 12 and several cams 22. The top of the transmission rod 12 is fixedly connected to the bottom of the screen mesh 10, and the bottom of the transmission rod 12 is tightly fitted to the side wall of the cam 22. Two cams 22 are fixedly connected at the center by a rotating shaft. The center of one of the cams 22 is fixedly connected to the output shaft of the motor A8. With the rotation center of the cam 22 as the center, the output shaft of the motor A8 drives the cam 22 to rotate. The cam 22 pushes the screen mesh 10 to move up and down reciprocally, realizing the up and down shaking of the screen mesh 10 for screening.

[0027] The conveyor belt 5 is inclined and installed inside the screening device 2. Several V-shaped protrusions are provided on the surface of the conveyor belt 5. The output end of the conveyor belt 5 is located directly below the feeding trough 6, and a guide plate 19 is fixedly installed at the output end of the conveyor belt 5 and the feeding trough 6. The bottom of the guide plate 19 is in close contact with the conveyor belt 5. Specifically, the conveyor belt 5 is driven between two rotating shafts, and the two rotating shafts are rotatably installed on the inner wall of the rectangular discharge trough 9. A motor C is also fixedly installed on the side wall of the screening device 2. The output shaft of the motor C is fixedly connected to one of the rotating shafts, and the motor C drives the conveyor belt 5 to transport the screened material particles.

[0028] The mixing device 3 includes a mixing tank 13 and a stirring shaft 14. The stirring shaft 14 is rotatably installed inside the mixing tank 13. A motor slot 15 is provided on the top of the mixing tank 13. A motor B16 is fixedly installed in the motor slot 15. The output shaft of the motor B16 is fixedly connected to the stirring shaft 14. Feeding holes are provided on both sides of the motor slot 15 through the mixing tank 13. A discharge port 17 is provided at the bottom of the mixing tank 13. A feed inlet 18 is provided on the side wall of the mixing tank 13 near the bottom edge. The feed inlet 18 is located directly below the output end of the conveyor belt 5.

[0029] In practical use, the material is poured into the feeding trough 6 and passes through the screen mesh 10. The material of different sizes is separated according to the size of the screen mesh 10. Since the screen mesh 10 is inclined, the larger material enters the collection box 7. The material in different layers of screens enters different collection chambers. The material passing through the screen mesh 10 moves along the guide plate 19 to the conveyor belt 5 and enters the feed inlet 18 along the conveyor belt 5. The material moves to the middle of the mixing tank 13 under the transmission action of the stirring blades 20. The material in the mixing tank 13 and other materials added through the addition hole are mixed evenly under the action of the stirring shaft 14 and finally discharged from the discharge port 17.

[0030] The above are merely preferred embodiments of the present utility model and are not intended to limit the present utility model in any way. Although the present utility model has been disclosed above with reference to preferred embodiments, it is not intended to limit the present utility model. Any person skilled in the art can make some modifications or alterations to the above-disclosed technical content to create equivalent embodiments without departing from the scope of the present utility model. Any simple modifications, equivalent changes and alterations made to the above embodiments based on the technical essence of the present utility model without departing from the scope of the present utility model shall still fall within the scope of the present utility model.

Claims

1. A multi-stage screening and uniform mixing organic fertilizer granulation device, comprising a granulator (1), characterized in that: The granulator (1) includes a screening device (2) and a mixing device (3). The screening device (2) and the mixing device (3) are fixedly connected. The screening device (2) includes a separation structure (4) and a conveyor belt (5). The separation structure (4) is used to separate organic fertilizer particles of different particle sizes. The separation structure (4) is slidably installed in the feeding trough (6) on the upper part of the screening device (2). The conveyor belt (5) is fixedly installed in the screening device (2). The mixing device (3) includes a mixing tank (13) and a stirring shaft (14), and the stirring shaft (14) is fixedly equipped with threaded stirring blades (20) on its side wall. Several stirring rods (21) are fixedly installed at the intervals of the stirring blades (20). The stirring shaft (14) is used to mix the screened organic fertilizer particles.

2. The multi-stage screening and uniform mixing organic fertilizer granulation device according to claim 1, characterized in that: The top of the screening device (2) is provided with a funnel-shaped feeding trough (6), a collection box (7) is fixedly installed on the side wall of the feeding trough (6), a motor A (8) is fixedly installed on the side wall of the screening device (2), and a rectangular discharge trough (9) is provided at the end of the screening device (2).

3. The multi-stage screening and uniform mixing organic fertilizer granulation device according to claim 2, characterized in that: The separation structure (4) includes a screen mesh (10) and a lifting structure (11). The screen mesh (10) is composed of several screens with different apertures. The screen mesh (10) is installed at an angle in the conveying trough (6), and the apertures of the screen mesh (10) decrease from top to bottom. The bottom of the screen mesh (10) is connected to the lifting structure (11). One end of the screen mesh (10) extends into the collection box (7), and the lifting structure (11) is located at the end away from the collection box (7).

4. The multi-stage screening and uniform mixing organic fertilizer granulation device according to claim 3, characterized in that: The lifting structure (11) includes a transmission rod (12) and several cams (22). The top of the transmission rod (12) is fixedly connected to the bottom of the screen mesh (10), and the bottom of the transmission rod (12) is tightly fitted to the side wall of the cam (22). Two cams (22) are fixedly connected at the center by a rotating shaft, and the center of one of the cams (22) is fixedly connected to the output shaft of the motor A (8).

5. The multi-stage screening and uniform mixing organic fertilizer granulation device according to claim 1, characterized in that: The conveyor belt (5) is inclined and installed inside the screening device (2). Several V-shaped protrusions are provided on the surface of the conveyor belt (5). The output end of the conveyor belt (5) is located directly below the material conveying trough (6). A guide plate (19) is fixedly installed between the output end of the conveyor belt (5) and the material conveying trough (6). The bottom of the guide plate (19) is in close contact with the conveyor belt (5).

6. The multi-stage screening and uniform mixing organic fertilizer granulation device according to claim 1, characterized in that: The mixing device (3) includes a mixing tank (13) and a stirring shaft (14). The stirring shaft (14) is rotatably installed inside the mixing tank (13). A motor slot (15) is provided on the top of the mixing tank (13). A motor B (16) is fixedly installed inside the motor slot (15). The output shaft of the motor B (16) is fixedly connected to the stirring shaft (14). A feeding hole is provided through the mixing tank (13) on both sides of the motor slot (15). A discharge port (17) is provided at the bottom of the mixing tank (13). A feed inlet (18) is provided on the side wall of the mixing tank (13) near the bottom edge. The feed inlet (18) is located directly below the output end of the conveyor belt (5).

Images