Fertilizer crusher

Abstract

The utility model relates to a fertilizer crusher, and belongs to the technical field of fertilizer production, the fertilizer crusher comprises a crushing bin, and is characterized in that a mesh screen is arranged at an opening in the bottom of the crushing bin, a crushing roller penetrating through the mesh screen is arranged in the mesh screen, and crushing teeth are distributed on the surface of the crushing roller at equal intervals and communicate with the surface of the crushing roller; the other ends of the crushing teeth are communicated with an air blowing head; according to the fertilizer crusher, the fertilizer meeting the diameter of the discharge holes of the separation mesh screen is discharged through the holes, and the fertilizer larger than the hole diameter continues to stay above the separation mesh screen and is discharged after being scattered to meet the size; the air supply assembly, the sealing seat, the crushing roller, the crushing teeth and the air blowing head are communicated with one another, so that air flow is discharged from the air blowing head, it is guaranteed that the air flow can blow out the fertilizer staying in the separation mesh screen, discharging blockage is avoided, and the phenomena of insufficient crushing and discharging blockage easily occurring in a traditional crushing mode are avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to fertilizer production technical field, concretely is fertilizer crusher. BACKGROUND

[0002] Fertilizer crusher is a kind of equipment specially used to break big block fertilizer or raw material into small granules or powder, is widely used in the field such as agriculture, chemical fertilizer production and organic fertilizer processing, and its main function is to improve the solubility and utilization rate of fertilizer, facilitate subsequent mixing, granulation and application.

[0003] Fertilizer crusher mainly relies on breaking roller to scatter caked fertilizer, but material can pass through breaking roller quickly when scattering, so that part of fertilizer cannot be broken and is discharged, thereby uneven breaking and plugging discharge port phenomenon appear, therefore, we propose a kind of fertilizer crusher to solve this prior art defects. UTILITY MODEL CONTENT

[0004] In view of the deficiencies of prior art, the utility model provides fertilizer crusher.

[0005] To realize the above-mentioned purpose, the utility model provides the following technical scheme: fertilizer crusher, including breaking bin, characterized by, the bottom opening of breaking bin is equipped with screen separator, screen separator is equipped with breaking roller passing through screen separator, the surface of breaking roller is distributed with breaking tooth in equidistance and is communicated, the other end of breaking tooth is communicated with air blowing head, one end of breaking roller outside screen separator is rotatably communicated with sealing seat, sealing seat is equipped with gas supply assembly on it.

[0006] The other end of breaking tooth is communicated with air blowing head, one end of breaking roller outside screen separator is rotatably communicated with sealing seat, sealing seat is equipped with gas supply assembly on it.

[0007] The above technical scheme is adopted, after entering caked fertilizer in breaking bin, caked fertilizer is scattered under the rotation of breaking roller and breaking tooth, the fertilizer that is scattered and meets the diameter of screen separator discharge hole is discharged through hole, and the fertilizer that is greater than the aperture continues to stay above screen separator, is scattered to meet the size and is discharged, additionally, in the process of breaking tooth rotation and scattering, by the mutual communication between gas supply assembly, sealing seat, breaking roller, breaking tooth and air blowing head, air flow is discharged from air blowing head, to ensure that air flow can blow out the fertilizer that stays in screen separator, to avoid material blocking.

[0008] As a preferred technical scheme of the utility model, the bottom of breaking bin is equipped with discharge seat outside screen separator, and the discharge seat is equipped with support seat on it.

[0009] The above technical scheme is adopted, and discharge seat is used for discharging and guiding, and support seat is used for supporting and stabilizing the whole equipment.

[0010] As a preferred technical scheme of the utility model, the discharging seat is detachably provided with a driving motor, and the output end of the driving motor is connected with the crushing roller.

[0011] By the above technical scheme, the driving motor can drive the crushing roller to rotate.

[0012] As a preferred technical scheme of the utility model, the screen is a half-cylindrical screen with a center, and the crushing roller is coaxial with the screen.

[0013] By the above technical scheme, the crushing effect of the crushing roller on the fertilizer in the screen is ensured.

[0014] As a preferred technical scheme of the utility model, the crushing roller is externally provided with an annular groove for the circumferential rotation of the sealing seat, and the annular groove is internally provided with a sealing element.

[0015] By the above technical scheme, the rotation sealing effect of the sealing seat and the crushing roller is ensured, and air leakage is avoided.

[0016] As a preferred technical scheme of the utility model, the air supply assembly comprises a booster fan arranged outside the discharging seat, and an air pipe is arranged between the exhaust port of the booster fan and the sealing seat.

[0017] By the above technical scheme, the booster fan can drive the airflow to be discharged into the sealing seat through the air pipe.

[0018] As a preferred technical scheme of the utility model, the upper end of the crushing bin is slidably provided with a pair of front and rear symmetrical sealing cover plates, and the upper end opening of the crushing bin is sealed when the two sealing cover plates are in contact and closed.

[0019] By the above technical scheme, the sealing cover plates are closed, the crushing of the fertilizer is ensured under the condition of sealing, and the fertilizer is prevented from being discharged from the crushing bin.

[0020] As a preferred technical scheme of the utility model, the outer side of the crushing bin is provided with a mounting seat, the outer side of the mounting seat is provided with a servo motor, the output shaft of the servo motor is provided with a bidirectional screw rod rotating with the inner wall of the mounting seat, the outer side of the bidirectional screw rod is respectively provided with a right-handed screw groove and a left-handed screw groove based on the center on both sides, and the right-handed screw groove and the left-handed screw groove are respectively threadedly connected with a threaded moving seat connected with the sealing cover plate.

[0021] By the above technical scheme, the servo motor drives the bidirectional screw rod to rotate, the threaded moving seat is threadedly connected with the right-handed screw groove and the left-handed screw groove, and the threaded moving seat is linearly slid by the limiting of the mounting seat, so that the sealing cover plate on the threaded moving seat is driven to move to be opened and closed.

[0022] Compared with the prior art, the technical scheme of the application has the following beneficial effects:

[0023] 1. The fertilizer crusher, by entering the caked fertilizer into the crushing chamber, the caked fertilizer is broken under the rotating action of the crushing roller and the crushing teeth, the fertilizer that meets the diameter of the hole of the screen is discharged through the hole, and the fertilizer that is larger than the hole diameter continues to stay above the screen and is discharged after being broken to meet the size, in addition, during the breaking and dispersing process of the crushing teeth, the air supply assembly is used to discharge air while working, and the air flow is discharged from the air blowing head through the mutual communication between the air supply assembly, the sealing seat, the crushing roller, the crushing teeth and the air blowing head, so that the air flow can blow out the fertilizer staying in the screen, avoiding the blockage of the discharge, and avoiding the phenomenon of insufficient crushing and blockage of the discharge in the traditional crushing mode.

[0024] 2. The fertilizer crusher, by setting the servo motor to drive the bidirectional threaded rod to rotate, the screw thread groove and the reverse screw thread groove are connected with the screw thread moving seat through the screw thread, and the screw thread moving seat is limited to linear sliding by the mounting seat, so that the sealing cover plate on the screw thread moving seat is moved to open and close, and the opening of the crushing chamber is closed during crushing, avoiding the discharge of the fertilizer from the crushing chamber. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 It is a perspective view of the utility model;

[0026] Figure 2 It is a left side perspective view of the utility model;

[0027] Figure 3 It is a bottom perspective view of the utility model;

[0028] Figure 4 It is a partially cutaway perspective view of the utility model;

[0029] Figure 5 It is a right side perspective view of the utility model.

[0030] In the figure: 1, crushing chamber; 2, screen; 3, crushing roller; 4, crushing teeth; 5, driving motor; 6, air blowing head; 7, sealing seat; 8, booster fan; 9, air pipe; 10, discharge seat; 11, sealing cover plate; 12, mounting seat; 13, servo motor; 14, bidirectional threaded rod; 15, screw thread moving seat. DETAILED DESCRIPTION

[0031] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the present application.

[0032] Please refer to Figures 1-5 The fertilizer crusher in the embodiment mainly comprises a crushing bin 1, a screen 2, a crushing roller 3, crushing teeth 4, a blowing head 6, a sealing seat 7, a gas supply assembly, a discharging seat 10, a driving motor 5, a mounting seat 12, a servo motor 13, a bidirectional threaded rod 14, a sealing cover plate 11 and the like, and the components are mutually matched to realize efficient crushing of the fertilizer.

[0033] The detailed structure and positional relationship are as follows: the crushing bin 1 is a steel structure and is used for accommodating the fertilizer to be crushed.

[0034] The screen 2 is a screen-shaped semicylinder made of stainless steel, is installed and communicated at the bottom opening of the crushing bin 1, is sealingly connected with the inner wall of the crushing bin 1, and is used for screening the crushed fertilizer.

[0035] The crushing roller 3 is made of high-strength steel material, and the surface is equidistantly distributed and communicated with the crushing teeth 4, the crushing teeth 4 are used for crushing the fertilizer, and the crushing roller 3 is arranged with the same center as the screen 2 to ensure the crushing effect.

[0036] The blowing head 6 is installed and communicated at the other end of the crushing teeth 4, is made of stainless steel, is used for discharging the airflow, the sealing seat 7 is rotationally communicated at one end of the crushing roller 3 located outside the screen 2, is made of steel material, is internally provided with an annular groove for rotation of the sealing seat 7, is provided with a sealing element in the annular groove, the sealing element is a sealing rubber ring, and can also be other sealing structures to ensure the rotating sealing effect of the sealing seat 7 and the crushing roller 3.

[0037] The gas supply assembly is provided on the sealing seat 7 and comprises a booster fan 8 and an air pipe 9, the booster fan 8 is fixedly installed outside the discharging seat 10 to provide the airflow, the air pipe 9 is made of PVC material and is communicated with the exhaust port of the booster fan 8 and the outside of the sealing seat 7.

[0038] The discharging seat 10 is installed and fixed at the bottom of the crushing bin 1 and is located outside the screen 2, is made of steel material, is used for guiding discharging, and the driving motor 5 is fixedly installed outside the discharging seat 10, is a speed reducer, is connected and fixed with the other end of the crushing roller 3 through a shaft coupling, and drives the crushing roller 3 to rotate.

[0039] The mounting seat 12, the servo motor 13 and the bidirectional threaded rod 14: the mounting seat 12 is mounted on the right side of the crushing chamber 1 and is made of steel; the servo motor 13 is fixedly mounted on the rear side of the mounting seat 12 and is connected with the bidirectional threaded rod 14 through a shaft coupling; the bidirectional threaded rod 14 is rotatably mounted on the inner wall of the mounting seat 12 and is provided with a right-hand thread groove and a left-hand thread groove on the outer sides of the center; the right-hand thread groove and the left-hand thread groove are both threadedly connected with a threaded moving seat 15 which is fixedly connected with the sealing cover plate 11.

[0040] The sealing cover plate 11: a pair of sealing cover plates 11 are symmetrically distributed and are slidably mounted on the upper end of the crushing chamber 1 and are made of steel plate; when the two sealing cover plates 11 are in contact and closed, the upper end opening of the crushing chamber 1 is sealed to prevent the fertilizer from being discharged from the crushing chamber 1.

[0041] Working principle and crushing process: the caked fertilizer enters through the upper end opening of the crushing chamber 1; under the condition that the sealing cover plate 11 is closed, the driving motor 5 drives the crushing roller 3 to rotate; the crushing teeth 4 on the crushing roller 3 scatter the caked fertilizer; the fertilizer particles meeting the hole diameter of the screen mesh 2 are discharged through the holes; the fertilizer not meeting the hole diameter is further crushed above the screen mesh 2 until it meets the size and is discharged.

[0042] Air supply and purging: the booster fan 8 works to generate airflow which enters the sealing seat 7 through the air pipe 9 and is discharged through the crushing roller 3, the crushing teeth 4 and the air blowing head 6 to blow out the fertilizer remaining in the screen mesh 2, avoiding the blockage of the discharge.

[0043] Sealing and opening: the bidirectional threaded rod 14 is driven to rotate by the servo motor 13; the right-hand thread groove and the left-hand thread groove are threadedly connected with the threaded moving seat 15; the mounting seat 12 limits the linear sliding of the threaded moving seat 15 to drive the sealing cover plate 11 to move, realizing the opening and closing of the upper end opening of the crushing chamber 1.

[0044] Beneficial effects: the crushing roller 3 and the crushing teeth 4 can effectively scatter the caked fertilizer, ensuring the crushing effect and avoiding the problems of insufficient crushing and discharge blockage in the traditional crushing mode.

[0045] Good sealing performance: the sealing cover plate 11 and the sealing seat 7 ensure that the equipment remains sealed during the crushing process, avoiding fertilizer leakage, protecting the working environment and improving the safety of the equipment.

[0046] In summary, the fertilizer crusher of the embodiment realizes efficient crushing of fertilizer through reasonable design and innovative structure, provides a reliable crushing equipment for fertilizer production and has broad application prospects and market value.

[0047] The electric appliance elements appearing in the text are electrically connected with the master controller and the power supply, the master controller can be a conventional known device such as a computer for control, and the existing disclosed power connection technology is not described herein.

[0048] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A fertilizer crusher comprising a crushing chamber, characterised in that, The bottom opening of the crushing chamber is provided with a screen, the screen is provided with a crushing roller penetrating the screen, and the surface of the crushing roller is provided with crushing teeth at equal distances; The other end of the crushing teeth is connected with a blowing head, one end of the crushing roller outside the screen is rotatably connected with a sealing seat, and the sealing seat is provided with a gas supply assembly.

2. The fertilizer crusher of claim 1, wherein: The bottom of the crushing chamber is provided with a discharge seat outside the screen, and the discharge seat is provided with a support seat.

3. The fertilizer crusher of claim 2, wherein: A driving motor is detachably arranged on the discharge seat, and the output end of the driving motor is connected with the crushing roller.

4. The fertilizer crusher of claim 1, wherein: The screen is a screen-shaped semicylinder, and the crushing roller and the screen have the same center.

5. The fertilizer crusher of claim 1, wherein: The outer part of the crushing roller is provided with an annular groove for the circumferential rotation of the sealing seat, and the annular groove is provided with a sealing element.

6. The fertilizer crusher of claim 2, wherein: The gas supply assembly comprises a booster fan arranged outside the discharge seat, and a gas pipe is arranged between the exhaust port of the booster fan and the sealing seat.

7. The fertilizer crusher of claim 1, wherein: The upper end of the crushing chamber is slidably provided with a pair of front and rear symmetrical sealing cover plates, and the upper end opening of the crushing chamber is sealed when the two sealing cover plates are in contact and closed.

8. The fertilizer crusher of claim 7, wherein: The outer side of the crushing chamber is provided with a mounting seat, the outer side of the mounting seat is provided with a servo motor, the output shaft of the servo motor is provided with a bidirectional threaded rod rotatably arranged on the inner wall of the mounting seat, the outer side of the bidirectional threaded rod is provided with a right-handed threaded groove and a left-handed threaded groove based on the center of the bidirectional threaded rod, and the right-handed threaded groove and the left-handed threaded groove are both threadedly connected with threaded moving seats connected with the sealing cover plates.

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