Uniform granulation device for organic fertilizer production

Abstract

The utility model discloses a uniform granulation device for organic fertilizer production, which comprises a rack, a feeding pipe, an outer box body, a charging barrel, a rolling extrusion mechanism, a rotary driving mechanism, a particle scraper blade and a blanking screening pipe, an annular channel is formed between the outer wall of the charging barrel and the inner wall of the outer box body, and a plurality of granulation extrusion holes are arranged at the bottom of the charging barrel along the circumferential direction. The rotary driving mechanism can drive the rolling extrusion mechanism to act, the rolling extrusion mechanism can fully mix and stir organic fertilizer raw materials in the charging barrel and extrude the organic fertilizer raw materials from the granulation extrusion holes under the action of pressure at the same time, and in the extrusion process, the organic fertilizer raw materials are uniformly mixed and extruded. The granule scraper blade can cut off strip-shaped organic fertilizer extruded from the granulation extrusion hole to form granules which fall onto the annular channel, and the granule scraper blade also slides along the annular channel at the same time so as to scrape and sweep the organic fertilizer granules on the annular channel into the blanking hole. Organic fertilizer particles falling from the blanking holes can be uniformly collected under the screening action of the blanking screening pipe.

Description

Technical Field

[0001] The utility model relates to the field of organic fertilizer granulating devices, in particular to a uniform granulating device for organic fertilizer production. Background Art

[0002] Organic fertilizers mainly come from plants and / or animals. They are carbon-containing materials applied to the soil to provide plant nutrition as their main function. They are processed from biological substances, animal and plant wastes, and plant residues, eliminating the toxic and harmful substances therein and being rich in a large number of beneficial substances, including: various organic acids, peptides, and rich nutrient elements including nitrogen, phosphorus, and potassium. They can not only provide comprehensive nutrition for crops, but also have a long fertilizer efficiency, can increase and renew soil organic matter, promote the reproduction of microorganisms, improve the physical and chemical properties and biological activity of the soil, and are the main nutrients for the production of green foods. Some farms will make animal manure into organic fertilizers, enabling the rational utilization of manure. When making organic fertilizers into granules, it is convenient for the absorption of organic fertilizers.

[0003] In the prior art, at present, most organic fertilizer granulating devices adopt the method of pressing and forming, that is, relying on pressure to press organic fertilizer raw materials into granules. However, the sizes of the organic fertilizer granules made by this method are uneven, and the granulation effect is difficult to guarantee. Moreover, the prepared organic fertilizer granules still need to be transferred to screening machinery for screening treatment, and the production efficiency is not high.

[0004] Therefore, there are defects in the prior art and it needs to be improved. Content of the Utility Model

[0005] The technical problem to be solved by the utility model is to provide a uniform granulating device for organic fertilizer production that improves production efficiency and is practical and convenient.

[0006] To achieve this purpose, the utility model adopts the following technical solutions: A uniform granulating device for organic fertilizer production, including a frame, a feeding pipe, an outer box body, a material cylinder, a roll pressing and extrusion mechanism, a rotary driving mechanism, a particle scraper, and a blanking and screening pipe;

[0007] The outer box body is arranged on the frame. There is an accommodation chamber in the outer box body. The material cylinder is arranged in the accommodation chamber. An annular channel is formed between the outer wall of the material cylinder and the inner wall of the outer box body. The bottom of the feeding pipe is connected to the material cylinder to be used for conveying the organic fertilizer raw materials to be granulated into the material cylinder;

[0008] A plurality of granulation extrusion holes are provided along the circumferential direction at the bottom of the barrel. The roll extrusion mechanism is arranged inside the barrel. The roll extrusion mechanism is connected to the rotary drive mechanism. The rotary drive mechanism is used to drive the roll extrusion mechanism to rotate along the inner wall of the barrel, so that the organic fertilizer raw material is extruded from the granulation extrusion holes into the annular channel to form organic fertilizer particles.

[0009] One end of the particle scraper is connected to the rotary drive mechanism, and the other end of the particle scraper abuts against the outer wall of the bottom of the barrel. The particle scraper is used to cut off the organic fertilizer particles extruded from the granulation extrusion holes as the roll extrusion mechanism rotates. A blanking hole is provided on the annular channel. The blanking sieve pipe is arranged at the bottom of the blanking hole. The top of the blanking sieve pipe has a screen inclined downward, and a blanking pipe is provided at the bottom of the screen.

[0010] Adopting the above technical solution, in the uniform granulation device for organic fertilizer production, the roll extrusion mechanism includes a rotating shaft, a rotating frame, stirring blades and roll pressing wheels.

[0011] The rotating shaft is connected to the rotary drive mechanism. The rotating frame is arranged on the rotating shaft. The stirring blades are arranged at the upper and lower ends of the rotating frame to stir the organic fertilizer raw material in the barrel as the rotating frame rotates. The roll pressing wheels are arranged at the side end of the rotating frame, and a gap for rolling the organic fertilizer raw material is formed between the roll pressing wheels and the bottom of the barrel.

[0012] Adopting the above technical solutions, in the uniform granulation device for organic fertilizer production, the particle scraper includes a connecting arm and a scraper body.

[0013] The scraper body is connected to the rotating frame through the connecting arm. The side part of the scraper body abuts against the outer wall of the bottom of the barrel, and the bottom of the scraper body abuts against the annular channel to sweep the cut organic fertilizer particles on the annular channel into the blanking hole as the rotating frame rotates.

[0014] Adopting the above technical solutions, in the uniform granulation device for organic fertilizer production, the rotary drive mechanism includes a drive motor, a first belt pulley, a second belt pulley, a first gear and a second gear.

[0015] The first belt pulley is connected to the first gear through a connecting shaft. The second gear is sleeved on the rotating shaft, and the second gear is meshed and connected with the first gear.

[0016] The output shaft of the drive motor is connected to the second belt pulley to drive the second belt pulley to rotate. The second belt pulley and the first belt pulley are connected by a transmission belt.

[0017] With the above technical solutions, in the uniform granulation device for organic fertilizer production, there is also a hot air conveying pipe, which is arranged on the side wall of the outer box body and communicated with the accommodating chamber, and the hot air conveying pipe is used to convey hot and humid gas into the accommodating chamber.

[0018] With the above technical solutions, in the uniform granulation device for organic fertilizer production, an observation window is provided on the top of the outer box body for observing the internal operation of the barrel.

[0019] With the above technical solutions, in the uniform granulation device for organic fertilizer production, a number of tooth grooves are provided on the roller press wheel along the circumferential direction.

[0020] With the above technical solutions, in the uniform granulation device for organic fertilizer production, a plurality of sieve holes are provided on the sieve mesh, and the aperture of the sieve holes is the same as that of the granulation extrusion holes, both being 2 - 8 mm.

[0021] Compared with the prior art, the present utility model has the following beneficial effects:

[0022] When granulating and forming the organic fertilizer raw materials, the present utility model can convey the organic fertilizer raw materials into the barrel through the feeding pipe. Subsequently, the rotation driving mechanism can drive the roller pressing and extruding mechanism to act. The roller pressing and extruding mechanism can fully mix and stir the organic fertilizer raw materials in the barrel, and at the same time extrude the organic fertilizer raw materials from the granulation extrusion holes under the action of pressure. During the extrusion process, the particle scraper can cut the strip-shaped organic fertilizer extruded from the granulation extrusion holes to form particles and drop onto the annular channel. Moreover, the particle scraper also slides along the annular channel at the same time to scrape the organic fertilizer particles on the annular channel into the blanking hole. The organic fertilizer particles falling from the blanking hole can be uniformly collected through the screening action of the blanking sieve branch pipe to ensure the quality and uniformity of the organic fertilizer particles; a hot air conveying pipe is communicated with the side wall of the outer box body, and the hot air conveying pipe can convey hot and humid gas into the accommodating chamber to adjust the temperature and humidity of the organic fertilizer particles, thereby promoting the formation and consolidation of the organic fertilizer particles. Description of the Drawings

[0023] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for describing the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0024] The structures, proportions, sizes, etc. shown in the attached drawings of this specification are only used to cooperate with the content disclosed in the specification for those familiar with this technology to understand and read, and are not used to limit the implementation conditions of the present utility model. Therefore, they do not have any substantial technical significance. Any modification of the structure, change in the proportional relationship, or adjustment of the size, without affecting the efficacy that the present utility model can produce and the purpose that can be achieved, should still fall within the scope covered by the technical content disclosed by the present utility model.

[0025] Figure 1 is a schematic diagram of the overall structure of the present utility model;

[0026] Figure 2 is a schematic diagram of the structure of the rotary drive mechanism of the present utility model;

[0027] Figure 3 is a schematic diagram of the installation structure of the particle scraper of the present utility model;

[0028] Figure 4 is a schematic diagram of the structure of the outer box of the present utility model;

[0029] Figure 5 is a schematic diagram of the structure of the blanking sieve pipe of the present utility model;

[0030] Figure 6 is a schematic diagram of the structure of the roller pressing and extruding mechanism of the present utility model. Detailed implementation manners

[0031] In order to make the utility model purpose, features, and advantages of the present utility model more obvious and understandable, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the embodiments described below are only a part of the embodiments of the present utility model, rather than all embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without making creative efforts belong to the scope of protection of the present utility model.

[0032] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "upper", "lower", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying 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. It should be noted that when a component is considered to be "connected" to another component, it can be directly connected to the other component or there may be intermediate components present at the same time.

[0033] The technical solutions of the present utility model will be further described below with reference to the accompanying drawings and through specific implementation manners.

[0034] As Figures 1 to 6 shown, an embodiment of the utility model provides a uniform granulation device for organic fertilizer production, which includes a frame 1, a feeding pipe 2, an outer box body 3, a barrel 4, a roll extrusion mechanism 5, a rotary drive mechanism 6, a particle scraper 7, and a blanking sieve pipe 8;

[0035] The outer box body 3 is arranged on the frame 1. The outer box body 3 has an accommodation chamber 30. The barrel 4 is arranged in the accommodation chamber 30. An annular channel 31 is formed between the outer wall of the barrel 4 and the inner wall of the outer box body 3. The bottom of the feeding pipe 2 is connected to the barrel 4 for conveying the organic fertilizer raw material to be granulated into the barrel 4. A plurality of granulation extrusion holes 40 are arranged at the bottom of the barrel 4 along the circumferential direction. The roll extrusion mechanism 5 is arranged in the barrel 4. The roll extrusion mechanism 5 is connected to the rotary drive mechanism 6. The rotary drive mechanism 6 is used to drive the roll extrusion mechanism 5 to rotate along the inner wall of the barrel 4, so that the organic fertilizer raw material is extruded from the granulation extrusion holes 40 into the annular channel 31 to form organic fertilizer particles. One end of the particle scraper 7 is connected to the rotary drive mechanism 6, and the other end of the particle scraper 7 abuts against the outer wall of the bottom of the barrel 4. The particle scraper 7 is used to cut off the organic fertilizer particles extruded from the granulation extrusion holes 40 as the roll extrusion mechanism 5 rotates. A blanking hole 310 is arranged on the annular channel 31. The blanking sieve pipe 8 is arranged at the bottom of the blanking hole 310. The top of the blanking sieve pipe 8 has a downwardly inclined screen 81, and a blanking pipe 82 is arranged at the bottom of the screen 81. When it is necessary to granulate and form the organic fertilizer raw material, the organic fertilizer raw material can be conveyed into the barrel 4 through the feeding pipe 2. Subsequently, the rotary drive mechanism 6 can drive the roll extrusion mechanism 5 to act. The roll extrusion mechanism 5 can fully mix and stir the organic fertilizer raw material in the barrel 4, and at the same time extrude the organic fertilizer raw material from the granulation extrusion holes 40 through pressure. During the extrusion process, the particle scraper 7 can cut off the strip-shaped organic fertilizer extruded from the granulation extrusion holes 40 to form particles and fall onto the annular channel 31. Moreover, the particle scraper 7 also slides along the annular channel 31 at the same time to scrape the organic fertilizer particles on the annular channel 31 into the blanking hole 310. The organic fertilizer particles falling from the blanking hole 310 can be uniformly collected through the screening action of the blanking sieve pipe 8 to ensure the quality and uniformity of the organic fertilizer particles.

[0036] As Figure 3 and Figure 6As shown, further, the roll extrusion mechanism 5 includes a rotating shaft 51, a rotating frame 52, stirring blades 53 and roll wheels 54. The rotating shaft 51 is connected to the rotation driving mechanism 6. The rotating frame 52 is provided on the rotating shaft 51. The stirring blades 53 are provided at the upper and lower ends of the rotating frame 52 for stirring the organic fertilizer raw materials in the barrel 4 as the rotating frame 52 rotates. The roll wheels 54 are provided at the side end of the rotating frame 52, and a gap for rolling the organic fertilizer raw materials is formed between the roll wheels 54 and the bottom of the barrel 4. When the rotation driving mechanism 6 is started, the rotating frame 52 can be driven to rotate by the rotating shaft 51. The stirring blades 53 can stir and mix the organic fertilizer raw materials in the barrel 4 driven by the rotating frame 52. At the same time, the roll wheels 54 apply pressure to the organic fertilizer raw materials, so that the organic fertilizer raw materials are extruded from the granulation extrusion holes 40 into the annular channel 31.

[0037] As Figure 3 shown, further, the particle scraper 7 includes a connecting arm 71 and a scraper body 72. The scraper body 72 is connected to the rotating frame 52 through the connecting arm 71. The side part of the scraper body 72 abuts against the outer wall of the bottom of the barrel 4, and the bottom of the scraper body 72 abuts against the annular channel 31 for sweeping the cut organic fertilizer particles on the annular channel 31 into the blanking hole 310 as the rotating frame 52 rotates. When the roll extrusion mechanism 5 operates, the scraper body 72 can be driven to move along the annular channel 31 through the connecting arm 71. The side part of the scraper body 72 abuts against the outer wall of the bottom of the barrel 4 to cut the strip-shaped organic fertilizer extruded from the granulation extrusion holes 40, and the bottom of the scraper body 72 abuts against the annular channel 31 to scrape the cut organic fertilizer particles into the blanking hole 310.

[0038] As Figure 2 shown, further, the rotation driving mechanism 6 includes a driving motor (not shown), a first belt pulley 61, a second belt pulley 62, a first gear 63 and a second gear 64. The first belt pulley 61 is connected to the first gear 63 through a connecting shaft. The second gear 64 is sleeved on the rotating shaft 51. The second gear 64 is meshed and connected with the first gear 63. The output shaft of the driving motor is connected to the second belt pulley 62 to drive the second belt pulley 62 to rotate. The second belt pulley 62 and the first belt pulley 61 are connected by a transmission belt. When the driving motor drives the first belt pulley 61 to rotate, the first belt pulley 61 can be driven to rotate through the transmission belt. The rotation of the first belt pulley 61 drives the first gear 63 to rotate at the same time. The first gear 63 is meshed and connected with the second gear 64, and then drives the rotating shaft 51 connected to the second gear 64 to rotate.

[0039] As Figure 1 and Figure 4As shown in the figure, further, it further includes a hot air delivery pipe 9. The hot air delivery pipe 9 is provided on the side wall of the outer box body 3 and is communicated with the accommodation chamber 30. The hot air delivery pipe 9 is used to deliver hot and humid gas towards the accommodation chamber 30. During the preparation process of organic fertilizer granulation, by delivering hot and humid gas to the accommodation chamber 30 through the hot air delivery pipe 9, the temperature and humidity of the organic fertilizer particles can be adjusted, thereby promoting the formation and consolidation of the organic fertilizer particles.

[0040] As Figure 1 shown in the figure, further, an observation window 32 for observing the internal operation of the barrel 4 is provided on the top of the outer box body 3. The setting of the observation window 32 facilitates the operator to monitor the internal operation of the barrel 4 in real time, including the granulation process of the organic fertilizer particles, the flow state of the particles, etc., and to promptly discover abnormal situations, such as blockage, uneven particles, etc., so as to take measures for adjustment and treatment in a timely manner.

[0041] As Figure 6 shown in the figure, further, a plurality of tooth grooves 540 are provided on the roller press wheel 54 along the circumferential direction. The setting of the tooth grooves 540 enables the roller press wheel 54 to better extrude the organic fertilizer raw material into the granulation extrusion holes 40 during rotation, so as to increase the extrusion pressure, thereby fully compacting the organic fertilizer particles and forming uniform particles, improving the granulation effect.

[0042] As Figure 3 and Figure 5 shown in the figure, further, a plurality of screening holes 810 are provided on the screen 81. The aperture of the screening holes 810 is the same as that of the granulation extrusion holes 40, both being 2 - 8 mm. In this embodiment, the aperture of the screening holes 810 and the granulation extrusion holes 40 is both 4 mm.

[0043] When the present utility model granulates and forms the organic fertilizer raw material, the organic fertilizer raw material can be conveyed into the barrel 4 through the feeding pipe 2. Subsequently, the rotation driving mechanism 6 can drive the roller extrusion mechanism 5 to act. The roller extrusion mechanism 5 can fully mix and stir the organic fertilizer raw material in the barrel 4, and at the same time extrude the organic fertilizer raw material from the granulation extrusion holes 40 under pressure. During the extrusion process, the particle scraper 7 can cut the strip-shaped organic fertilizer extruded from the granulation extrusion holes 40 to form particles and drop them onto the annular channel 31. Moreover, the particle scraper 7 also slides along the annular channel 31 at the same time to scrape the organic fertilizer particles on the annular channel 31 into the blanking holes 310. The organic fertilizer particles dropped from the blanking holes 310 can be uniformly collected through the screening action of the blanking screen pipe 8 to ensure the quality and uniformity of the organic fertilizer particles; a hot air delivery pipe 9 is communicated with the side wall of the outer box body 3, and the hot air delivery pipe 9 can deliver hot and humid gas towards the accommodation chamber 30 to adjust the temperature and humidity of the organic fertilizer particles, thereby promoting the formation and consolidation of the organic fertilizer particles.

[0044] As described above, the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the various embodiments of the present invention.

Claims

1. An evenly granulating device for organic fertilizer production, characterized in that, It includes a frame, a feeding pipe, an outer box body, a barrel, a roller pressing and extruding mechanism, a rotary driving mechanism, a granule scraper, and a blanking sieve pipe; The outer box body is arranged on the frame. There is an accommodating chamber inside the outer box body. The barrel is arranged in the accommodating chamber. An annular channel is formed between the outer wall of the barrel and the inner wall of the outer box body. The bottom of the feeding pipe is connected to the barrel for conveying the organic fertilizer raw material to be granulated into the barrel; A plurality of granulating and extruding holes are arranged at the bottom of the barrel along the circumferential direction. The roller pressing and extruding mechanism is arranged in the barrel. The roller pressing and extruding mechanism is connected to the rotary driving mechanism. The rotary driving mechanism is used to drive the roller pressing and extruding mechanism to rotate along the inner wall of the barrel, so that the organic fertilizer raw material is extruded from the granulating and extruding holes into the annular channel to form organic fertilizer granules; One end of the granule scraper is connected to the rotary driving mechanism, and the other end of the granule scraper abuts against the outer wall of the bottom of the barrel. The granule scraper is used to cut off the organic fertilizer granules extruded from the granulating and extruding holes as the roller pressing and extruding mechanism rotates. A blanking hole is arranged on the annular channel. The blanking sieve pipe is arranged at the bottom of the blanking hole. The top of the blanking sieve pipe has a screen that slopes downward. A blanking pipe is arranged at the bottom of the screen; 2. The uniform granulation device for organic fertilizer production according to claim 1, characterized in that, The roller pressing and extruding mechanism includes a rotating shaft, a rotating frame, stirring blades, and roller pressing wheels; The rotating shaft is connected to the rotary driving mechanism. The rotating frame is arranged on the rotating shaft. The stirring blades are arranged at the upper and lower ends of the rotating frame to stir the organic fertilizer raw material in the barrel as the rotating frame rotates. The roller pressing wheels are arranged at the side end of the rotating frame, and a gap for rolling the organic fertilizer raw material is formed between the roller pressing wheels and the side wall of the bottom of the barrel; 3. The uniform granulation device for organic fertilizer production according to claim 2, wherein, The granule scraper includes a connecting arm and a scraper body; The scraper body is connected to the rotating frame through the connecting arm. The side part of the scraper body abuts against the outer wall of the bottom of the barrel, and the bottom of the scraper body abuts against the annular channel, so as to sweep the organic fertilizer granules cut off on the annular channel into the blanking hole as the rotating frame rotates; 4. The uniform granulation device for organic fertilizer production according to claim 2, characterized in that, The rotary driving mechanism includes a driving motor, a first belt pulley, a second belt pulley, a first gear, and a second gear; The first belt pulley is connected to the first gear through a connecting shaft. The second gear is sleeved on the rotating shaft, and the second gear is meshed and connected to the first gear; The output shaft of the driving motor is connected to the second belt pulley to drive the second belt pulley to rotate. The second belt pulley and the first belt pulley are connected through a transmission belt; 5. The uniform granulation device for organic fertilizer production according to claim 1, wherein, It also includes a hot air conveying pipe. The hot air conveying pipe is arranged on the side wall of the outer box body and is communicated with the accommodating chamber. The hot air conveying pipe is used to convey hot and humid gas into the accommodating chamber; 6. The uniform granulation device for organic fertilizer production according to claim 1, characterized in that, An observation window for observing the internal operation of the barrel is arranged at the top of the outer box body; 7. The uniform granulation device for organic fertilizer production according to claim 2, characterized in that, A number of tooth grooves are arranged on the roller pressing wheels along the circumferential direction; 8. The uniform granulation device for organic fertilizer production according to claim 1, characterized in that, A plurality of sieve holes are arranged on the screen. The aperture of the sieve holes is the same as that of the granulating and extruding holes, both being 2 - 8 mm.

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