Screening device for fertilizer production

Abstract

The utility model discloses a screening device for fertilizer production, which comprises a bottom frame, sliding rods arranged at two ends of the bottom frame, a screening box arranged on the inner side of the bottom frame and connected with the two groups of sliding rods in a sliding manner, a screen mesh arranged at the bottom of the screening box, a reciprocating motion mechanism connected to the top of the screening box, and three groups of material distributing pipes arranged at the bottom of a material box, according to the fertilizer screening device, through the screening box, the screening net and the material guiding opening, under the combined action of the reciprocating motion mechanism, screening operation of fertilizer is facilitated, the driving mechanism can drive the three sets of rotating shafts to rotate, and therefore the screening efficiency is improved, and the screening efficiency is improved. The three sets of rotating shafts can drive the corresponding two sets of crushing rods to rotate, so that caked fertilizer can be crushed, the three sets of rotating shafts can drive the three sets of spiral conveying shafts to rotate at the same time, the fertilizer can be conveyed to the screening box, through the arrangement, fertilizer caking can be avoided, follow-up screening operation of the fertilizer is facilitated, and the operation efficiency is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of fertilizer production, in particular to a screening device for fertilizer production. Background Art

[0002] Fertilizer refers to a type of substance that provides one or more essential nutrients for plants, improves soil properties and increases soil fertility levels. It is one of the material bases of agricultural production and mainly includes ammonium phosphate fertilizers, large-element water-soluble fertilizers, medium-element fertilizers, biological fertilizers, organic fertilizers, multi-dimensional field energy concentrated organic fertilizers, etc.

[0003] During the production process of fertilizer, the granulators produce particles of different sizes, so fertilizers of different particle sizes need to be screened. Fertilizers have strong hygroscopicity and absorb water vapor in the air to become moist, which can easily form lumps. The agglomerated fertilizers seriously affect the subsequent screening operations of the fertilizers, causing the screening speed to slow down and the efficiency to be greatly reduced.

[0004] Therefore, a screening device for fertilizer production is needed to solve the problems raised in the above background technology. Utility Model Content

[0005] In view of the above problems, the utility model provides a screening device for fertilizer production.

[0006] The utility model provides the following technical solutions: a screening device for fertilizer production, comprising a base frame, both ends of the base frame are provided with sliding rods, the inner side of the base frame is provided with a screen box slidably connected to two groups of the sliding rods, the bottom of the screen box is provided with a screen mesh, one end of the screen box is provided with a material guide port, the top of the screen box is connected with a reciprocating mechanism for convenient fertilizer screening operation, one end of the base frame is provided with a support frame for convenient material box installation, three groups of material pipes are installed at the bottom of the material box, and the inner sides of the three groups of material pipes are provided with a conveying mechanism for convenient fertilizer delivery;

[0007] The conveying mechanism includes rotating shafts respectively passing through the inner sides of the three groups of material distribution pipes, the three groups of rotating shafts are rotatably connected to the fixed plate arranged on the top of the material box, one end of the three groups of rotating shafts is provided with a spiral conveying shaft, and two groups of crushing rods for crushing agglomerated fertilizers are arranged correspondingly from bottom to top above the spiral conveying shaft, and the other ends of the three groups of rotating shafts are connected to a driving mechanism.

[0008] In a further technical solution, the driving mechanism includes turntables respectively connected to the three groups of the rotating shaft ends, and two adjacent groups of the turntables are connected by a conveyor belt. The top of one group of the turntables is connected to the output end of the second motor, and the second motor is installed on the inner bottom of the mounting plate welded to the top of the fixed plate.

[0009] In a further technical solution, the reciprocating motion mechanism includes a first motor installed on the top of a connecting plate, the connecting plate is arranged on the top of the base frame, the output end of the first motor passes through the interior of the connecting plate and is connected to the top of a rotating plate, a rotating rod is provided at the bottom of the rotating plate near the edge, a top plate is provided on the top of the screen box, and a limiting ring adapted to the rotating rod is provided on the top of the top plate.

[0010] In a further technical solution, the screen box is arranged inclined.

[0011] In a further technical solution, a collecting box slidably connected to the base frame is provided below the screen box, and a groove is provided on one side of the collecting box.

[0012] In a further technical solution, universal wheels with brakes are installed at the bottom of the base frame, and four groups of universal wheels with brakes are provided.

[0013] The beneficial effects of the utility model are:

[0014] 1. The utility model can conveniently drive three sets of rotating shafts to rotate through the driving mechanism, and the three sets of rotating shafts can respectively drive the corresponding two sets of crushing rods to rotate, so that the agglomerated fertilizers falling into the distribution pipe can be crushed by the crushing rods. While the three sets of rotating shafts rotate, they can drive the three sets of spiral conveying shafts to rotate, and the three sets of spiral conveying shafts can convey the crushed fertilizers to the inner side of the screen box through the distribution pipe. Furthermore, through the setting, the agglomeration of fertilizers can be effectively avoided, which is convenient for the subsequent screening operation of fertilizers and greatly improves the operation efficiency.

[0015] 2. The utility model can facilitate the screening of fertilizers through the provided screen box, screen mesh and material guide port, in conjunction with the provided reciprocating motion mechanism. The provided material box and three groups of material pipes can conveniently convey the fertilizers to the interior of the screen box in a dispersed manner, and the setting can improve the screening effect of the fertilizers. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a side view of the utility model;

[0018] Figure 3 It is a side sectional view of the utility model;

[0019] Figure 4 for Figure 2 A magnified view of part A in FIG.

[0020] Figure 5 for Figure 3 A magnified view of part B in FIG.

[0021] Figure 6 for Figure 3 Enlarged view of section C in .

[0022] In the figure: 1, base frame, 2, sliding rod, 3, screen box, 4, screen, 5, material guide port, 6, top plate, 7, limiting ring, 8, connecting plate, 9, first motor, 10, rotating plate, 11, rotating rod, 12, supporting frame, 13, material box, 14, material distribution pipe, 15, rotating shaft, 16, fixing plate, 17, breaking rod, 18, screw conveyor shaft, 19, turntable, 20, conveyor belt, 21, second motor, 22, mounting plate, 23, collecting box, 24, groove, 25, universal wheel with brake. DETAILED DESCRIPTION

[0023] The embodiments of the present utility model will be further described below in conjunction with the accompanying drawings.

[0024] Example:

[0025] Reference Figure 1-Figure 6 A screening device for fertilizer production comprises a base frame 1, both ends of the base frame 1 are provided with slide bars 2, a screen box 3 slidably connected to two groups of slide bars 2 is provided on the inner side of the base frame 1, a screen mesh 4 is provided at the bottom of the screen box 3, a material guide port 5 is provided at one end of the screen box 3, a reciprocating mechanism for convenient fertilizer screening operation is connected to the top of the screen box 3, a support frame 12 for convenient installation of a material box 13 is provided at one end of the base frame 1, three groups of material pipes 14 are installed at the bottom of the material box 13, and a conveying mechanism for convenient fertilizer delivery is provided on the inner side of the three groups of material pipes 14;

[0026] The conveying mechanism includes rotating shafts 15 respectively passing through the inner sides of the three groups of material pipes 14. The three groups of rotating shafts 15 are rotatably connected to the fixed plate 16 arranged on the top of the material box 13. One end of the three groups of rotating shafts 15 is provided with a spiral conveying shaft 18. Two groups of crushing rods 17 for crushing the agglomerated fertilizer are arranged in sequence from bottom to top above the spiral conveying shaft 18. The other ends of the three groups of rotating shafts 15 are connected to the driving mechanism.

[0027] Specifically, the provided base frame 1 can provide a stable working platform for the screening operation of fertilizers. The provided screening box 3, screen 4 and material guide port 5, in cooperation with the provided reciprocating motion mechanism, can facilitate the screening operation of fertilizers. The provided material box 13 and three groups of material pipes 14 can conveniently convey the fertilizers to the inside of the screening box 3 in a dispersed manner to improve the screening effect of fertilizers. The provided driving mechanism can conveniently drive the three groups of rotating shafts 15 to rotate, and the three groups of rotating shafts 15 can respectively drive the corresponding two groups of crushing rods 17 to rotate, so that the agglomerated fertilizers falling into the material distribution pipes 14 can be crushed by the provided crushing rods 17. While the three groups of rotating shafts 15 rotate, the three groups of spiral conveying shafts 18 can be driven to rotate, and the three groups of spiral conveying shafts 18 can convey the crushed fertilizers to the inner side of the screening box 3 through the material distribution pipes 14. Furthermore, through the above structure, the occurrence of fertilizer agglomeration can be effectively avoided, which is convenient for the subsequent screening operation of the fertilizers and greatly improves the operation efficiency.

[0028] Among them, the driving mechanism includes turntables 19 respectively connected to the ends of the three groups of rotating shafts 15, and the adjacent two groups of turntables 19 are connected by a conveyor belt 20. The top of one group of turntables 19 is connected to the output end of the second motor 21, and the second motor 21 is installed on the inner bottom of the mounting plate 22 welded to the top of the fixed plate 16. By starting the second motor 21, the second motor 21 can drive one group of turntables 19 to rotate. Under the action of the conveyor belt 20, one group of turntables 19 can drive the other two groups of turntables 19 to rotate at the same time. The three groups of turntables 19 can drive the three groups of rotating shafts 15 to rotate, so that the three groups of rotating shafts 15 can conveniently drive the breaking rod 17 and the spiral conveyor shaft 18 to rotate.

[0029] Among them, the reciprocating motion mechanism includes a first motor 9 installed on the top of the connecting plate 8, the connecting plate 8 is arranged on the top of the base frame 1, the output end of the first motor 9 passes through the interior of the connecting plate 8, and is connected to the top of the rotating plate 10, and a rotating rod 11 is provided at the bottom of the rotating plate 10 near the edge, and a top plate 6 is provided on the top of the screen box 3, and a limiting ring 7 adapted to the rotating rod 11 is provided on the top of the top plate 6. By starting the first motor 9, the first motor 9 can drive the rotating plate 10 to rotate, and the rotating plate 10 can drive the rotating rod 11 to rotate. The rotating rod 11 can drive the screen box 3 to reciprocate under the interference with the limiting ring 7 and the joint action of the two sets of sliding rods 2, so that the fertilizer can be conveniently screened through the screen 4 arranged at the bottom of the screen box 3.

[0030] Among them, the screen box 3 is set at an angle, and a collecting box 23 slidably connected to the base frame 1 is provided below the screen box 3. A groove 24 is opened on one side of the collecting box 23. Through the set collecting box 23, the fertilizer screened by the screen 4 can be conveniently collected.

[0031] Among them, universal wheels 25 with brakes are installed at the bottom of the base frame 1. Four sets of universal wheels 25 with brakes are provided. The universal wheels 25 with brakes can facilitate the free movement of the device.

[0032] Working principle: First, put the fertilizer into the material box 13, and the fertilizer can fall into the three-group feeding pipe 14 through the material box 13. Then, by starting the second motor 21, the second motor 21 can drive a group of turntables 19 to rotate, and a group of turntables 19 can drive the other two groups of turntables 19 to rotate at the same time. The three groups of turntables 19 can drive the three groups of rotating shafts 15 to rotate, and the three groups of rotating shafts 15 can respectively drive the two corresponding groups of crushing rods 17 to rotate, so that the agglomerated fertilizer falling into the feeding pipe 14 can be crushed. When the three groups of rotating shafts 15 rotate, they can drive the three groups of spiral conveying shafts 18 to rotate. The three groups of spiral conveying shafts 18 can transport the crushed fertilizer to the inner side of the screen box 3 through the distribution pipe 14, and then by starting the first motor 9, the first motor 9 can drive the rotating plate 10 to rotate, and the rotating plate 10 can drive the rotating rod 11 to rotate. The rotating rod 11 can drive the screen box 3 to do reciprocating motion under the interference with the limit circle 7 and the joint action of the two sets of sliding rods 2, so that the fertilizer can be conveniently screened through the screen 4 set at the bottom of the screen box 3, the filtered fertilizer can be output through the guide port 5, and the fertilizer screened by the screen 4 can fall into the collection box 23 for collection, thereby completing the entire operation process.

[0033] The contents not described in detail in this specification belong to the prior art known to professionals in this field.

[0034] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A screening device for fertilizer production, comprising a base frame, characterized in that: Both ends of the base frame are provided with sliding rods, the inner side of the base frame is provided with a screen box slidably connected to the two groups of sliding rods, the bottom of the screen box is provided with a screen, one end of the screen box is provided with a material guide port, the top of the screen box is connected with a reciprocating mechanism for convenient fertilizer screening operation, one end of the base frame is provided with a support frame for convenient material box installation, three groups of material pipes are installed at the bottom of the material box, and the inner sides of the three groups of material pipes are provided with a conveying mechanism for convenient fertilizer delivery; The conveying mechanism includes rotating shafts respectively passing through the inner sides of the three groups of material distribution pipes, the three groups of rotating shafts are rotatably connected to the fixed plate arranged on the top of the material box, one end of the three groups of rotating shafts is provided with a spiral conveying shaft, and two groups of crushing rods for crushing agglomerated fertilizers are arranged correspondingly from bottom to top above the spiral conveying shaft, and the other ends of the three groups of rotating shafts are connected to a driving mechanism.

2. A screening device for fertilizer production according to claim 1, characterized in that: The driving mechanism includes turntables respectively connected to the three groups of shaft ends, and two adjacent groups of turntables are connected by a conveyor belt. The top of one group of turntables is connected to the output end of the second motor, and the second motor is installed on the inner bottom of the mounting plate welded to the top of the fixed plate.

3. A screening device for fertilizer production according to claim 1, characterized in that: The reciprocating motion mechanism includes a first motor installed on the top of a connecting plate, the connecting plate is arranged on the top of the base frame, the output end of the first motor passes through the interior of the connecting plate and is connected to the top of a rotating plate, a rotating rod is provided at the bottom of the rotating plate near the edge, a top plate is provided on the top of the screen box, and a limiting ring adapted to the rotating rod is provided on the top of the top plate.

4. A screening device for fertilizer production according to claim 3, characterized in that: The screen box is arranged inclined.

5. A screening device for fertilizer production according to claim 4, characterized in that: A collecting box slidably connected to the base frame is provided below the screen box, and a groove is provided on one side of the collecting box.

6. A screening device for fertilizer production according to claim 1, characterized in that: Universal wheels with brakes are installed at the bottom of the base frame, and four groups of universal wheels with brakes are provided.

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