Roller granulator for producing water-soluble fertilizer

Abstract

The utility model relates to the technical field of fertilizer production, and discloses a drum granulator for water-soluble fertilizer production, which comprises a base and a granulation drum supported on the base, the granulation drum is connected with a rotating component, the side part of the granulation drum is provided with a bracket, the bracket is rotatably connected with an oscillating rod through an oscillating shaft, the oscillating rod is connected with an oscillating component, and the oscillating component is connected with the rotary component. The swinging shaft is a hollow shaft, a fixed shaft is coaxially arranged in the swinging shaft, the fixed shaft is fixed on the bracket, a gear I is connected to the fixed shaft, a kneading roller extending into the granulation roller is rotationally connected to the end part of the swinging rod, and a gear II meshed with the gear I is connected to the kneading roller. According to the utility model, the rubbing rollers capable of swinging and rotating are arranged, so that materials in a certain range in the granulation roller can be rubbed, the granulation consistency is improved, the granulation effect is improved, and the rubbing rollers are uniformly stressed and are long in service life.

Description

Technical Field

[0001] The utility model relates to the technical field of fertilizer production, in particular to a drum granulator for producing water-soluble fertilizer. Background Art

[0002] Water-soluble fertilizer refers to compound fertilizers that can be completely dissolved in water and contain nitrogen, phosphorus, potassium, calcium, magnesium, trace elements, amino acids, humic acid, alginic acid, etc. There are two types of water-soluble fertilizers in terms of form: solid water-soluble fertilizers and liquid water-soluble fertilizers. There are water-soluble fertilizers containing large amounts of elements, water-soluble fertilizers containing medium amounts of elements, water-soluble fertilizers containing trace elements, water-soluble fertilizers containing amino acids, water-soluble fertilizers containing humic acid, organic water-soluble fertilizers, etc. In the production of water-soluble fertilizers, a drum granulator is required to granulate the raw materials.

[0003] The Chinese utility model patent with application number CN201821519579.2 discloses a high-efficiency drum granulator. The above patent points out that the granulation efficiency in the prior art is low, and by providing an auxiliary drum, compared with the original single granulation drum, the granulation drum and the auxiliary drum with opposite directions can increase the kneading force of the material granulation, improve the granulation effect, improve the consistency of granulation molding, and effectively improve the granulation efficiency.

[0004] However, the kneading range of the auxiliary roller in the above patent is limited, and the granulation effect cannot be improved well. Therefore, it needs to be improved. Utility Model Content

[0005] In view of the technical problems existing in the prior art, the utility model provides a drum granulator for producing water-soluble fertilizer.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a drum granulator for producing water-soluble fertilizer, comprising a base and a granulating drum supported on the base, the granulating drum being connected to a rotating assembly, a bracket being provided on the side of the granulating drum, a swing rod being rotatably connected to the bracket via a swing shaft, the swing rod being connected to a swing assembly, the swing shaft being a hollow shaft, a fixed shaft being coaxially provided inside the swing shaft, the fixed shaft being fixed to the bracket, the fixed shaft being connected to a gear one, the end of the swing rod being rotatably connected to a kneading roller extending into the interior of the granulating drum, the kneading roller being connected to a gear two meshing with the gear one.

[0007] One end of the granulation drum is the feed port, and the other end is the discharge port. Materials are fed into the granulation drum from the feed port, and granulation liquid is sprayed into the granulation drum through the liquid inlet pipe to provide bonding force for granulation. The rotating component drives the granulation drum to rotate, and the swinging component drives the swinging rod and the kneading roller to swing back and forth around the swinging axis within a certain angle range, so that the kneading roller kneads the material at the bottom of the granulation drum, increases the kneading strength and range of material granulation, improves the consistency of granulation, and improves the granulation effect.

[0008] Preferably, the base is provided with a supporting assembly for supporting the granulation drum, and the supporting assembly includes two supporting wheels symmetrically arranged on both sides of the granulation drum, the supporting wheels are rotatably connected to a wheel frame one, the wheel frame one is fixed on the base, and the granulation drum is coaxially connected with a supporting wheel tangent to the supporting wheel, and both sides of the supporting wheel are provided with retaining edges for limiting the supporting wheel.

[0009] Stop edges are arranged on both sides of the supporting wheel, so that the supporting wheel forms a groove for limiting the supporting wheel, thereby preventing the granulating drum from axial movement.

[0010] Preferably, the rotating assembly includes gear three and gear four meshing with gear three, the gear three is coaxially fixed on the granulation drum, the gear four is rotatably connected to wheel frame two and is connected to a rotating motor, and the wheel frame two is fixed on the base.

[0011] The rotating motor drives the granulating drum to rotate through the meshing gear three and gear four.

[0012] Preferably, the swing assembly includes a turntable, which is rotatably connected to a bracket and connected to a swing motor. A connecting rod is fixedly connected to the turntable, and the connecting rod is located at an eccentric position of the turntable. The swing rod is provided with a sliding hole that slidably cooperates with the connecting rod.

[0013] The swing motor drives the turntable to rotate, and the connecting rod rotates with the turntable and slides in the sliding hole, so that the distance between the connecting rod and the swing shaft changes, and drives the swing rod to swing back and forth.

[0014] Preferably, the turntable is provided with an adjustment hole extending in its radial direction, the connecting rod is connected to a fixing rod penetrating the adjustment hole, and the fixing rod is provided with an external thread and connected to a positioning nut.

[0015] The fixing rod can slide in the adjustment hole, and the fixing rod can be positioned by tightening the positioning nut. This setting can adjust the position of the connecting rod on the turntable, thereby adjusting the swing angle range of the swing rod and the kneading roller according to the amount of material in the granulating drum.

[0016] The utility model also includes other components that enable a drum granulator for water-soluble fertilizer production to be used normally, which are all conventional technical means in the art. In addition, the devices or components not limited in the utility model all adopt conventional technical means in the art.

[0017] The utility model provides a swingable and self-rotating kneading roller, which can knead materials within a certain range in the granulating drum, thereby improving the consistency of granulation and the granulation effect; the kneading roller is evenly stressed, has uniform wear and has a long service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is the front view of Example 1.

[0019] Figure 2 It is a side view of the support assembly in Example 1.

[0020] Figure 3 It is a side view of the rotating assembly in Example 1.

[0021] Figure 4 It is a side view of the swing assembly in Example 1.

[0022] Figure 5 This is the front view of the turntable in Example 2.

[0023] Figure 6 It is a side view of the turntable in Example 2.

[0024] In the figure: 1. granulating drum; 2. swing shaft; 3. swing rod; 4. fixed shaft; 5. gear one; 6. kneading roller; 7. supporting wheel; 8. gear three; 9. turntable; 10. connecting rod; 11. sliding hole; 12. adjusting hole; 13. positioning nut. DETAILED DESCRIPTION

[0025] The technical solution of the utility model will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of 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.

[0026] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention 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 limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0027] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0028] Example 1

[0029] See also Figure 1-4 A drum granulator for producing water-soluble fertilizer comprises a base and a granulating drum 1 supported on the base, the granulating drum 1 is connected to a rotating assembly, a bracket is provided on the side of the granulating drum 1, a swing rod 3 is rotatably connected to the bracket through a swing shaft 2, the swing rod 3 is connected to a swing assembly, the swing shaft 2 is a hollow shaft, a fixed shaft 4 is coaxially provided inside the swing shaft 2, the fixed shaft 4 is fixed to the bracket, a gear 1 5 is connected to the fixed shaft 4, the end of the swing rod 3 is rotatably connected to a rubbing roller 6 extending into the interior of the granulating drum, and the rubbing roller 6 is connected to a gear 2 meshing with the gear 1 5.

[0030] In order to maintain the balance of the kneading roller 6, a bracket and a swing rod 3 are respectively provided on the left and right sides of the granulation drum 1. The kneading roller 6 penetrates the granulation drum 1 and there is a certain distance between the kneading roller 6 and the inner wall of the granulation drum.

[0031] One end of the granulation drum 1 is a feed port, and the other end is a discharge port. Materials are fed into the granulation drum 1 from the feed port, and granulation liquid is sprayed into the granulation drum 1 through the liquid inlet pipe to provide bonding force for granulation. The rotating component drives the granulation drum 1 to rotate, and the swinging component drives the swinging rod 3 and the kneading roller 6 to swing back and forth around the swinging shaft 2 within a certain angle range, so that the kneading roller 6 kneads the material at the bottom of the granulation drum 1, increases the kneading force and range of material granulation, improves the consistency of granulation, and improves the granulation effect.

[0032] During the swinging process, gear 2 on the rubbing roller 6 rotates around gear 1 5. Under the meshing action of the gears, the rubbing roller 6 rotates on its own. This arrangement can increase the rubbing force on the one hand, and on the other hand, it can make the rubbing roller 6 evenly stressed, avoiding severe local wear and affecting its service life.

[0033] The base is provided with a supporting assembly for supporting the granulation drum 1, and the supporting assembly includes two supporting wheels 7 symmetrically arranged on both sides of the granulation drum 1, the supporting wheels are rotatably connected to a wheel frame 1, and the wheel frame 1 is fixed on the base, and a supporting wheel tangent to the supporting wheel is coaxially connected to the granulation drum 1, and retaining edges for limiting the supporting wheels are provided on both sides of the supporting wheel.

[0034] In this embodiment, two groups of supporting components are symmetrically arranged to support the granulation drum 1. Stop edges are arranged on both sides of the supporting wheel so that the supporting wheel forms a groove for limiting the supporting wheel to prevent the granulation drum 1 from axial movement.

[0035] The rotating assembly includes a gear three 8 and a gear four meshing with the gear three, the gear three is coaxially fixed on the granulation drum 1, the gear four is rotatably connected to the wheel frame two and is connected to a rotating motor, and the wheel frame two is fixed on the base.

[0036] The rotating motor drives the granulating drum 1 to rotate through the meshing gear three and gear four.

[0037] The swing assembly includes a turntable 9, which is rotatably connected to a bracket and connected to a swing motor. A connecting rod 10 is fixedly connected to the turntable 9 and located at an eccentric position of the turntable 9. A sliding hole 11 is provided on the swing rod 3 and is slidably matched with the connecting rod 10.

[0038] The swing motor drives the turntable 9 to rotate, and the connecting rod 10 rotates with the turntable 9 and slides in the sliding hole, so that the distance between the connecting rod 10 and the swing shaft 2 changes, and drives the swing rod 3 to swing back and forth.

[0039] Example 2

[0040] See also Figure 5-6 The difference between this embodiment and embodiment 1 is that the turntable 9 is provided with an adjustment hole 12 extending along its radial direction, the connecting rod 10 is connected with a fixing rod passing through the adjustment hole, and the fixing rod is provided with an external thread and connected with a positioning nut 13.

[0041] The fixing rod can slide in the adjustment hole, and the fixing rod can be positioned by tightening the positioning nut. This setting can adjust the position of the connecting rod on the turntable, thereby adjusting the swing angle range of the swing rod and the kneading roller according to the amount of material in the granulating drum.

[0042] The embodiments of the present invention have been described above, and the above description is exemplary, not exhaustive, and is not limited to the disclosed embodiments. Many modifications and variations will be apparent to those skilled in the art without departing from the scope and spirit of the described embodiments.

Claims

1. A drum granulator for producing water-soluble fertilizers, comprising a base and a granulating drum supported on the base, wherein the granulating drum is connected to a rotating assembly. Features: A bracket is provided on the side of the granulation drum, and a swing rod is rotatably connected to the bracket through a swing shaft, and the swing rod is connected to a swing assembly. The swing shaft is a hollow shaft, and a fixed shaft is coaxially provided inside the swing shaft. The fixed shaft is fixed to the bracket, and a gear 1 is connected to the fixed shaft. The end of the swing rod is rotatably connected to a kneading roller extending into the interior of the granulation drum, and the kneading roller is connected to a gear 2 meshing with the gear 1.

2. A drum granulator for producing water-soluble fertilizer according to claim 1, Features: The base is provided with a supporting assembly for supporting the granulation drum, and the supporting assembly includes two supporting wheels symmetrically arranged on both sides of the granulation drum, the supporting wheels are rotatably connected to a wheel frame, the wheel frame is fixed on the base, and a supporting wheel tangent to the supporting wheel is coaxially connected to the granulation drum, and retaining edges for limiting the supporting wheels are provided on both sides of the supporting wheel.

3. A drum granulator for producing water-soluble fertilizer according to claim 1, Features: The rotating assembly includes a gear three and a gear four meshing with the gear three, the gear three is coaxially fixed on the granulation drum, the gear four is rotatably connected to the wheel frame two and is connected to a rotating motor, and the wheel frame two is fixed on the base.

4. A drum granulator for producing water-soluble fertilizer according to claim 1, Features: The swing assembly includes a turntable, which is rotatably connected to a bracket and connected to a swing motor. A connecting rod is fixedly connected to the turntable, and the connecting rod is located at an eccentric position of the turntable. A sliding hole that slidably cooperates with the connecting rod is opened on the swing rod.

5. A drum granulator for producing water-soluble fertilizer according to claim 4, Features: The rotating disk is provided with an adjustment hole extending in its radial direction, the connecting rod is connected with a fixing rod penetrating the adjustment hole, the fixing rod is provided with an external thread and connected with a positioning nut.

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