A transmission-type scraping and anti-adhesion granulating device for humic acid compound fertilizer

Abstract

The utility model relates to the technical field of compound fertilizer granulation, and specifically discloses a humic acid compound fertilizer transmission type scraping anti-adhesion granulation device, including a granulation box, a granulation roller and a scraping mechanism, the scraping mechanism includes a scraper and a sealing plate, the scraper includes a first frame, a second frame and a connecting frame, the first frame is arranged on the outside of the granulation roller, and the second frame is arranged on the inside of the granulation roller; the first frame is provided with a scraper and a first cleaning plate in sequence along the rotation direction of the granulation roller, and the second frame is provided with a cutter and a second cleaning plate in sequence along the rotation direction of the granulation roller. The utility model arranges a scraping mechanism on the side of the granulation roller, and uses the scraper and the cleaning plate to clean the inner and outer surfaces of the granulation roller, which can effectively reduce the adhesion rate of the granulated fertilizer on the surface of the granulation roller and improve the granulation effect of the granulated fertilizer.

Description

Technical Field

[0001] The utility model specifically relates to the technical field of compound fertilizer granulation, in particular to a transmission-type scraping and anti-adhesion granulation device for humic acid compound fertilizer. Background Art

[0002] At present, the large-scale application of chemical fertilizers has brought serious threats to the sustainable development of agriculture. Therefore, it is a common problem that the compound fertilizer industry urgently needs to solve to change the development mode of fertilizer production enterprises, improve the utilization rate of fertilizers, ensure the reduction of chemical fertilizers and increase their efficiency, and promote the transformation of agricultural production from excessive reliance on resource consumption to the pursuit of ecology, environmental protection and sustainable development. Humic acid compound fertilizer is a compound (mixed) of humic acid as the main raw material and certain nutrients such as nitrogen, phosphorus and potassium. Due to the effect of humic acid, it can not only change the physical and chemical properties of single chemical fertilizers and improve their use effect, but also stimulate crop growth and improve soil texture. Therefore, the fertilizer efficiency of humic acid compound fertilizer is superior to that of inorganic compound fertilizer.

[0003] When producing granular fertilizers, a granulating device is required to extrude, discharge and cut the fertilizer raw materials. However, in the granulating process of the existing device, the granular fertilizers are easily adhered to the granulating roller, resulting in poor actual forming effect of the fertilizer granules. Utility Model Content

[0004] The utility model aims to provide a transmission-type scraping and anti-adhesion granulating device for humic acid compound fertilizer to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A humic acid compound fertilizer transmission type scraping anti-adhesion granulating device comprises a granulating box, a granulating roller and a scraping mechanism, wherein a granulating chamber is provided inside the granulating box, the granulating roller is rotatably installed inside the granulating chamber, and a plurality of granulating holes are provided on the granulating roller; two granulating rollers are symmetrically arranged at the center of the granulating chamber, and the two granulating rollers rotate in opposite directions, and a granulating gap is left between the two granulating rollers; the scraping mechanism comprises a scraper and a sealing plate, the scraper comprises a first frame, a second frame and a connecting frame, the first frame is arranged on the outside of the granulating roller, and the second frame is arranged on the inside of the granulating roller; a scraper and a first cleaning plate are sequentially arranged on the first frame along the rotation direction of the granulating roller, and a cutter and a second cleaning plate are sequentially arranged on the second frame along the rotation direction of the granulating roller.

[0007] As a further solution of the utility model: a feed hopper is arranged at the upper part of the granulation box, and a discharge hopper is arranged at the lower part of the granulation box, and both the feed hopper and the discharge hopper are connected to the granulation chamber; and a plurality of legs are also installed at the bottom of the granulation box.

[0008] As a further solution of the utility model: the scraping mechanism also includes a sealing plate, which is fixedly connected to the connecting frame, and an opening for installing the scraping mechanism is opened on the side wall of the granulating box, and bolts for fixing the sealing plate are arranged at the opening.

[0009] As a further solution of the utility model: at least two guide rods are further arranged inside the granulation chamber, and guide holes matching with the guide rods are opened on the first frame.

[0010] As a further solution of the utility model: a water storage chamber is also opened inside the granulation box, a plurality of cleaning nozzles are installed on the side of the first frame facing the granulation roller, a water inlet is arranged on the other side of the first frame, and the water inlet is connected to the cleaning nozzle; a connecting pipe docking with the water inlet is arranged on the outside of the water storage chamber.

[0011] As a further solution of the utility model: the connecting pipe includes a tube body and a connecting head, the connecting head is slidably connected to one end of the tube body, and an elastic connecting piece is arranged between the connecting head and the tube body, the other end of the tube body is connected to the water storage chamber, and a water pump is arranged inside the water storage chamber to supply water to the tube body.

[0012] As a further solution of the utility model: a discharger is also arranged inside the granulation chamber, and the discharger includes a rotating motor and a scattering assembly. The scattering assembly is arranged inside the granulation roller, and the scattering assembly includes a rotating shaft and a plurality of blades installed on the circumferential side of the rotating shaft.

[0013] As a further solution of the utility model: the rotating motor is installed on the granulating box, and the output end of the rotating motor is fixedly connected to the rotating shaft.

[0014] Compared with the prior art, the utility model has the following beneficial effects: the utility model is provided with a scraping mechanism on the side of the granulating roller, the scraping mechanism includes a scraper and a sealing plate, the scraper includes a first frame, a second frame and a connecting frame, a scraper and a first cleaning plate are sequentially arranged on the first frame along the rotation direction of the granulating roller, a cutter and a second cleaning plate are sequentially arranged on the second frame along the rotation direction of the granulating roller, the scraper and the cleaning plate are used to clean the inner and outer surfaces of the granulating roller, thereby effectively reducing the adhesion rate of the granular fertilizer on the surface of the granulating roller and improving the granulation effect of the granular fertilizer. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a partial structural schematic diagram of a transmission-type scraping and anti-adhesion granulating device for humic acid compound fertilizer.

[0016] Figure 2It is a side view of a transmission-type scraping and anti-adhesion granulating device for humic acid compound fertilizer.

[0017] Figure 3 It is a top view of the interior of the granulating box of the transmission-type scraping and anti-adhesion granulating device for humic acid compound fertilizer.

[0018] Figure 4 It is a structural schematic diagram of the granulating roller and the scraping mechanism in the transmission-type scraping anti-adhesion granulating device for humic acid compound fertilizer.

[0019] Figure 5 for Figure 4 A local enlarged schematic diagram of point A in the middle.

[0020] Figure 6 The present invention is a cross-sectional view of a granulating roller and a scraping mechanism in a transmission-type scraping and anti-adhesion granulating device for humic acid compound fertilizer.

[0021] Figure 7 for Figure 6 A local enlarged schematic diagram of point B in the middle.

[0022] In the figure: 10-granulation box, 11-granulation chamber, 12-water storage chamber, 13-support leg, 14-feed hopper, 15-discharge hopper, 16-connecting pipe, 161-tube body, 162-connector, 163-elastic connector, 17-guide rod, 20-granulation roller, 21-drive motor, 22-transmission gear box, 30-scraping mechanism, 31-scraper, 311-first frame, 312-first cleaning plate, 313-second frame, 314-second cleaning plate, 315-connecting frame, 316-guide hole, 317-cutter, 318-scraper, 319-cleaning nozzle, 32-sealing plate, 40-discharger, 41-rotating motor, 42-scattering component, 421-rotating shaft, 422-blade. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1-Figure 7 In the embodiment of the utility model, a humic acid compound fertilizer transmission type scraping anti-adhesion granulating device comprises a granulating box 10, a granulating roller 20 and a scraping mechanism 30 built in the granulating box 10. In order to conveniently illustrate the internal structure of the granulating box 10, Figure 1The upper structure of the granulation box 10 is omitted, and a granulation cavity 11 is provided inside the granulation box 10, and the granulation roller 20 is rotatably installed inside the granulation cavity 11, and a plurality of granulation holes are provided on the granulation roller 20; two granulation rollers 20 are symmetrically arranged at the center of the granulation cavity 11, and the rotation directions of the two granulation rollers 20 are opposite, and a granulation gap is left between the two granulation rollers 20, and the compound fertilizer raw materials fall into the granulation gap after entering the granulation cavity 11, and the granulation rollers 20 squeeze the raw materials in the granulation gap to form the raw materials into short rod-shaped particles; it can be understood that in order to enable the granulation rollers 20 to squeeze the raw materials in the granulation gap, the two granulation rollers 20 should rotate toward the granulation gap.

[0025] See also Figure 2 A feed hopper 14 is provided at the upper part of the granulation box 10, and a discharge hopper 15 is provided at the lower part of the granulation box 10. The feed hopper 14 and the discharge hopper 15 are both connected to the granulation chamber 11. The compound fertilizer raw material enters the granulation chamber 11 from the feed hopper 14 and is discharged from the discharge hopper 15 after granulation is completed. A plurality of legs 13 are also installed at the bottom of the granulation box 10, and the legs 13 are used to support the granulation box 10.

[0026] See also Figure 3-Figure 7 In the embodiment of the present application, the scraping mechanism 30 is arranged on one side of the granulating roller 20, and the scraping mechanism 30 includes a scraper 31 and a sealing plate 32. The scraper 31 includes a first frame 311, a second frame 313 and a connecting frame 315. The two sides of the connecting frame 315 are fixedly connected to the first frame 311 and the second frame 313 respectively. After the connection is completed, the scraper 31 is overall "U"-shaped; the first frame 311 is arranged on the outside of the granulating roller 20, and the second frame 313 is arranged on the inside of the granulating roller 20. It can be understood that The installation of the scraper 31 can be completed by inserting the "U"-shaped opening of the scraper 31 toward one side of the granulating roller 20; the first frame 311 is provided with a scraper 318 and a first cleaning plate 312 in sequence along the rotation direction of the granulating roller 20, and the first cleaning plate 312 and the scraper 318 are installed on both sides of the first frame 311; the second frame 313 is provided with a cutter 317 and a second cleaning plate 314 in sequence along the rotation direction of the granulating roller 20, and the cutter 317 and the second cleaning plate 314 are installed on both sides of the second frame 313, so as to Figure 5 and Figure 7For example, the first cleaning plate 312 is installed on the upper side of the first frame 311, the scraper 318 is installed on the lower side of the first frame 311, the second cleaning plate 314 is installed on the upper side of the second frame 313, and the cutter 317 is installed on the lower side of the second frame 313; the first cleaning plate 312 and the scraper 318 are arranged close to the outer wall of the granulating roller 20, and the second cleaning plate 314 and the cutter 317 are arranged close to the inner wall of the granulating roller 20. It should be noted that during the rotation of the granulating roller 20, Since the outer wall of the granulating roller 20 serves as an extrusion surface and has a high frequency of contact with the raw material, the scraper 318 scrapes off the raw material adhering to the outer wall of the granulating roller 20, so that the raw material falls off the outer wall of the granulating roller 20, and avoids the raw material adhering to the outer wall of the granulating roller 20; the cutter 317 arranged on the inner side shears the raw material passing through the granulation hole, so that the raw material is formed into short rod-shaped particles; the first cleaning plate 312 arranged on the outer side cleans the outer wall of the granulating roller 20, and the second cleaning plate 314 arranged on the inner side cleans the inner wall of the granulating roller 20.

[0027] Furthermore, in the embodiment of the present application, the scraping mechanism 30 also includes a sealing plate 32, and the sealing plate 32 is fixedly connected to the connecting frame 315. An opening for installing the scraping mechanism 30 is provided on the side wall of the granulation box 10, and bolts for fixing the sealing plate 32 are provided at the opening. When the scraping mechanism 30 is installed, the scraper 31 is extended into the granulation chamber 11 from the opening, and then the sealing plate 32 is fixed to the opening; in addition, at least two guide rods 17 are also provided inside the granulation chamber 11, and a guide hole 316 matching the guide rod 17 is provided on the first frame 311, and the scraper 31 is inserted along the guide rod 17 during installation.

[0028] Please refer again Figure 1 , Figure 3 , Figure 6 and Figure 7In the embodiment of the present application, a water storage chamber 12 is further provided inside the granulation box 10, a plurality of cleaning nozzles 319 are installed on one side of the first frame 311 facing the granulation roller 20, and a water inlet is provided on the other side of the first frame 311, the water inlet is connected with the cleaning nozzle 319, and the water inlet is used to supply water to the cleaning nozzle 319. After the granulation is completed, the granulation roller 20 is adjusted to a low speed state, and water is supplied to the cleaning nozzle 319. The cleaning nozzle 319 is used to rinse the granulation roller 20, so as to clean the surface of the granulation roller 20 and the granulation hole; a connecting pipe 16 for docking with the water inlet is provided on the outside of the water storage chamber 12, and the connecting pipe 16 includes a pipe body 161 and A connector 162 is slidably connected to one end of the tube body 161, and an elastic connector 163 is provided between the connector 162 and the tube body 161. The other end of the tube body 161 is communicated with the water storage chamber 12. When the scraper 31 is inserted into the granulation chamber 11 for installation, the connector 162 gradually approaches the water inlet, and the convex edge of the water inlet squeezes the connector 162, so that the connector 162 slides toward the tube body 161. After the scraper 31 is installed in place, the connector 162 is reset and covers the water inlet. A water pump that supplies water to the tube body 161 is provided inside the water storage chamber 12. After the water pump is started, the cleaning water inside the water storage chamber 12 enters the water inlet along the tube body 161.

[0029] See also Figure 3 and Figure 4 A discharger 40 is also provided inside the granulation chamber 11, and the discharger 40 includes a rotating motor 41 and a scattering assembly 42. The scattering assembly 42 is arranged inside the granulation roller 20, and the scattering assembly 42 includes a rotating shaft 421 and a plurality of blades 422 installed on the circumference of the rotating shaft 421; the rotating motor 41 is installed on the granulation box 10, and the output end of the rotating motor 41 is fixedly connected to the rotating shaft 421. The rotating motor 41 drives the rotating shaft 421 to rotate inside the granulation roller 20 to beat the short rod-shaped raw material particles after forming to prevent the particles from adhering to each other, and at the same time provide initial kinetic energy for the raw material particles, so that the raw material particles are quickly discharged from the inside of the granulation roller 20. The rotating motor 41 can use a variable frequency motor with adjustable speed to control the speed of the scattering assembly 42 to prevent the scattering assembly 42 from rotating too fast to affect the forming shape of the raw material.

[0030] In addition, in the embodiment of the present application, a driving motor 21 and a transmission gear box 22 are provided on the granulation box 10, the driving motor 21 is installed on the transmission gear box 22, the transmission gear box 22 is connected to the granulation roller 20 by transmission, and the driving motor 21 controls the rotation of the granulation roller 20 through the transmission gear box 22. The transmission gear box 22 can adopt the existing technology, which will not be described in detail in this embodiment.

[0031] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0032] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A humic acid compound fertilizer transmission type scraping anti-adhesion granulation device, comprising a granulation box (10), a granulation roller (20) and a scraping mechanism (30), wherein a granulation chamber (11) is provided inside the granulation box (10), the granulation roller (20) is rotatably installed inside the granulation chamber (11), and a plurality of granulation holes are provided on the granulation roller (20); two granulation rollers (20) are arranged inside the granulation chamber (11), and the two granulation rollers (20) rotate in opposite directions, and a granulation gap is left between the two granulation rollers (20), characterized in that: The scraping mechanism (30) comprises a scraper (31) and a sealing plate (32); the scraper (31) comprises a first frame (311), a second frame (313) and a connecting frame (315); the first frame (311) is arranged on the outside of the granulating roller (20), and the second frame (313) is arranged on the inside of the granulating roller (20); a scraper (318) and a first cleaning plate (312) are arranged in sequence on the first frame (311) along the rotation direction of the granulating roller (20); a cutter (317) and a second cleaning plate (314) are arranged in sequence on the second frame (313) along the rotation direction of the granulating roller (20).

2. The transmission-type scraping and anti-adhesion granulating device for humic acid compound fertilizer according to claim 1 is characterized in that: A feed hopper (14) is arranged at the top of the granulation box (10), and a discharge hopper (15) is arranged at the bottom of the granulation box (10); the feed hopper (14) and the discharge hopper (15) are both connected to the granulation chamber (11); and a plurality of legs (13) are also installed at the bottom of the granulation box (10).

3. The transmission-type scraping and anti-adhesion granulating device for humic acid compound fertilizer according to claim 1 is characterized in that: The scraping mechanism (30) further comprises a sealing plate (32), wherein the sealing plate (32) is fixedly connected to the connecting frame (315), and an opening for installing the scraping mechanism (30) is provided on the side wall of the granulating box (10), and bolts for fixing the sealing plate (32) are provided at the opening.

4. The transmission-type scraping and anti-adhesion granulating device for humic acid compound fertilizer according to claim 3 is characterized in that: At least two guide rods (17) are also arranged inside the granulation chamber (11), and guide holes (316) matching with the guide rods (17) are opened on the first frame (311).

5. The transmission-type scraping and anti-adhesion granulating device for humic acid compound fertilizer according to claim 4 is characterized in that: A water storage chamber (12) is also provided inside the granulation box (10); a plurality of cleaning nozzles (319) are installed on one side of the first frame (311) facing the granulation roller (20); a water inlet is provided on the other side of the first frame (311), and the water inlet is connected to the cleaning nozzle (319); and a connecting pipe (16) connected to the water inlet is provided on the outside of the water storage chamber (12).

6. The transmission-type scraping and anti-adhesion granulating device for humic acid compound fertilizer according to claim 5, characterized in that: The connecting pipe (16) comprises a pipe body (161) and a connecting head (162); the connecting head (162) is slidably connected to one end of the pipe body (161); an elastic connecting piece (163) is provided between the connecting head (162) and the pipe body (161); the other end of the pipe body (161) is connected to the water storage chamber (12); and a water pump is provided inside the water storage chamber (12) to supply water to the pipe body (161).

7. The transmission-type scraping and anti-adhesion granulating device for humic acid compound fertilizer according to claim 1 is characterized in that: A discharger (40) is also provided inside the granulation chamber (11), and the discharger (40) includes a rotating motor (41) and a scattering assembly (42). The scattering assembly (42) is arranged inside the granulation roller (20), and the scattering assembly (42) includes a rotating shaft (421) and a plurality of blades (422) installed on the circumferential side of the rotating shaft (421).

8. The transmission-type scraping and anti-adhesion granulating device for humic acid compound fertilizer according to claim 7, characterized in that: The rotating motor (41) is installed on the granulating box (10), and the output end of the rotating motor (41) is fixedly connected to the rotating shaft (421).

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