Mixing device for agricultural chemical fertilizer

Abstract

The utility model relates to a mixing device for agricultural chemical fertilizers, which comprises a shell, a discharge door is arranged at the bottom of the shell, and the edge of the bottom of the shell is supported by a plurality of support rods; the bearing cylinder is a hollow circular truncated cone with the big end up and two open ends, the upper end of the bearing cylinder is fixedly connected with the upper portion of the inner wall of the shell, the closed end of the material guide pipe is located on the upper side of the bearing cylinder, and the open end of the material guide pipe movably penetrates through an opening in the lower end of the bearing cylinder; the opposite ends of the two partition plates are fixedly connected with the front inner wall and the rear inner wall of the upper portion of the shell respectively, the front portion and the rear portion of the outer wall of the material guiding pipe are in sliding contact with the opposite ends of the two partition plates respectively, material guiding holes are formed in the circumferential wall, on the left side between the two partition plates, of the material guiding pipe, a rotating shaft driven by a motor to rotate is coaxially fixed in the material guiding pipe, and the lower end of the rotating shaft extends out of the material guiding pipe and is connected with a stirring paddle. According to the utility model, the problem that organic fertilizer and chemical fertilizer are difficult to uniformly mix in a short time in mixing equipment is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to agricultural machinery technical field, concretely relates to a kind of mixing device for agricultural fertilizer. BACKGROUND

[0002] In agriculture, the mixed application of fertilizer is a common and effective fertilization method. It can combine multiple nutrient elements according to the actual needs of soil and crops, improving the efficiency and effectiveness of fertilization. For example, organic fertilizer can improve soil structure, and chemical fertilizer can quickly supplement nutrients, and their mixed application can take into account long-term and short-term fertilizer efficiency.

[0003] When organic fertilizer and chemical fertilizer are mixed using a mixing device, the mixing efficiency of organic fertilizer and chemical fertilizer in the mixing device is affected by differences in particle size, density, humidity, flowability, etc. Moreover, after organic fertilizer or chemical fertilizer is sequentially fed into the mixing device, the same type of fertilizer is difficult to uniformly mix with other types of fertilizer in a short time, resulting in low mixing efficiency. SUMMARY

[0004] The utility model discloses to solve the problem that organic fertilizer and chemical fertilizer are difficult to uniformly mix in a short time in a mixing device, and provides a mixing device for agricultural fertilizer, which can alternately feed organic fertilizer and chemical fertilizer into the mixing device, improving the uniform mixing efficiency of organic fertilizer and chemical fertilizer.

[0005] To solve the above problems, the technical scheme of the utility model is as follows:

[0006] A mixing device for agricultural fertilizer, comprising a housing, a discharge door is provided at the bottom of the housing, and the edge of the bottom of the housing is supported by a plurality of support rods; further comprising a bearing cylinder, a material guide pipe and a rotating shaft, the bearing cylinder is a hollow circular truncated cone with a large upper part and a small lower part, both ends are open, the upper end of the bearing cylinder is fixedly connected to the upper part of the inner wall of the housing, the closed end of the material guide pipe is located on the upper side of the bearing cylinder, and the open end passes through the lower end opening of the bearing cylinder, the inner side of the bearing cylinder is fixed with a partition plate on the front and back, the two partition plates are fixedly connected to the front and back inner walls of the upper part of the housing at the opposite ends, the outer wall of the material guide pipe is in sliding contact with the opposite ends of the two partition plates, and a material guide hole is provided on the left wall of the material guide pipe between the two partition plates; a rotating shaft driven by a motor is fixed coaxially in the material guide pipe, and the lower end of the rotating shaft extends out of the material guide pipe and is connected with a stirring paddle.

[0007] Further, a bearing plate is connected between the top surfaces of the two partition plates, a motor is fixed on the bearing plate, the upper end of the rotating shaft passes through the top plate of the material guide pipe and the bearing plate in sequence, and the upper end of the rotating shaft is connected to the output end of the motor; the rotating shaft is fixedly connected with the top plate of the material guide pipe.

[0008] Further, a guide plate is arranged in the lower shell of the guide pipe, the guide plate is located directly below the guide pipe and is higher than the stirring paddle, the guide plate is a plate body with a flat bottom surface and a convex spherical top surface, the guide plate is penetrated by a rotating shaft at the central axis, and the bottom surface of the guide plate is connected to the inner wall of the shell through multiple connecting rods.

[0009] Further, opposite ends of the two baffles are arc-shaped surfaces corresponding to the front and rear portions of the outer wall of the guide pipe.

[0010] Further, when the guide pipe is rotated to the position where the guide hole is open to the rear, the guide hole is blocked by the front side of the rear baffle.

[0011] Further, the upper shell of the bearing cylinder is a containing cavity, and the containing cavity is divided into a left cavity and a right cavity by the two baffles.

[0012] Through the above technical solution, the organic fertilizer and the chemical fertilizer can be alternately fed into the lower part of the shell and stirred by the stirring paddle, and the same kind of fertilizer cannot be gathered, so that the organic fertilizer and the chemical fertilizer can be stirred more uniformly.

[0013] When the organic fertilizer or the chemical fertilizer is fed through the guide pipe, the fertilizer can be dispersed by the guide plate, and the fertilizer in a dispersed state falls into the lower part of the shell and is stirred by the stirring paddle, so that the mixing efficiency of the organic fertilizer or the chemical fertilizer can be improved.

[0014] When the organic fertilizer or the chemical fertilizer is fed through the guide pipe, the fertilizer can be dispersed by the guide plate, and the fertilizer in a dispersed state falls into the lower part of the shell and is stirred by the stirring paddle, so that the mixing efficiency of the organic fertilizer or the chemical fertilizer can be improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 is a structural schematic view of the utility model;

[0016] Fig. 2 is a sectional front view of the utility model;

[0017] Fig. 3 is a structural schematic view of the guide plate and the connecting rod of the utility model;

[0018] Fig. 4 is a sectional plan view of the bearing cylinder, the guide pipe and the baffle of the utility model.

[0019] In the drawings, the reference signs are as follows: 1, shell, 2, discharge door, 3, support rod, 4, bearing cylinder, 5, guide pipe, 6, rotating shaft, 7, baffle, 8, guide hole, 9, stirring paddle, 10, bearing plate, 11, motor, 12, guide plate, 13, connecting rod, 14, containing cavity, 14a, left cavity, 14b, right cavity. DETAILED DESCRIPTION

[0020] The utility model will be further described below in combination with the drawings and the specific implementation:

[0021] AsFigs. 1-4 As shown, an agricultural fertilizer mixing device, comprising a shell 1, the shell 1 is a cylinder with both ends open, and the lower end opening is blocked by the bottom plate, the bottom of the shell 1 is provided with a discharge door 2, the bottom edge of the shell 1 is supported by a plurality of support rods 3; It also includes a bearing cylinder 4, a material guide pipe 5 and a rotating shaft 6, the bearing cylinder 4 is a hollow circular truncated cone with large upper and small lower ends and both ends open, the upper end of the bearing cylinder 4 is fixedly connected to the upper part of the inner wall of the shell 1, the material guide pipe 5 is a cylinder with an outer diameter matching the diameter of the lower end opening of the bearing cylinder 4, the upper end of the material guide pipe 5 is closed and the lower end is open, the closed end of the material guide pipe 5 is located on the upper side of the bearing cylinder 4, and the open end is movably inserted through the lower end opening of the bearing cylinder 4, the inner side of the bearing cylinder 4 is fixed with a partition plate 7 on the front and rear parts, the two partition plates 7 are respectively fixedly connected to the front and rear inner walls of the upper part of the shell 1, the outer wall of the material guide pipe 5 is in sliding contact with the opposite ends of the two partition plates 7, and the left wall of the material guide pipe 5 between the two partition plates 7 is provided with a material guide hole 8, the material guide hole 8 is a rectangular hole opened along the height direction of the material guide pipe 5, and the material guide pipe 5 is coaxially fixed with a rotating shaft 6 driven to rotate by a motor 11, the lower end of the rotating shaft 6 extends out of the material guide pipe 5 and is connected with a stirring paddle 9.

[0022] The top surfaces of the two partition plates 7 are connected with a bearing plate 10, the bearing plate 10 is fixedly connected with the motor 11, the upper end of the rotating shaft 6 passes through the top plate of the material guide pipe 5 and the bearing plate 10 in sequence, and the upper end of the rotating shaft 6 is connected with the output end of the motor 11; the rotating shaft 6 is fixedly connected with the top plate of the material guide pipe 5.

[0023] A material guide plate 12 is arranged in the shell 1 below the material guide pipe 5, the material guide plate 12 is located directly below the material guide pipe 5 and is higher than the stirring paddle 9, the material guide plate 12 is a plate body with a flat bottom surface and a convex spherical top surface facing upward, the material guide plate 12 is movably penetrated by the rotating shaft 6 at the central axis, and the bottom surface of the material guide plate 12 is connected with the inner wall of the shell 1 through a plurality of connecting rods 13.

[0024] The two partition plates 7 are in a front-rear symmetrical state; the opposite ends of the two partition plates 7 are arc surfaces matching the front and rear parts of the outer wall of the material guide pipe 5.

[0025] When the material guide pipe 5 is rotated to the position that the material guide hole 8 is open to the rear, the material guide hole 8 is blocked by the front side of the partition plate 7 on the rear.

[0026] The inner part of the shell 1 on the upper side of the bearing cylinder 4 is a containing cavity 14, the containing cavity 14 is divided into a left cavity 14a and a right cavity 14b by the two partition plates 7.

[0027] Before use, the motor 11 drives the rotating shaft 6 to rotate, the rotating shaft 6 drives the material guide pipe 5 to rotate to the position that the material guide hole 8 on the material guide pipe 5 faces forward or backward, and the motor 11 stops working, at this time, the material guide hole 8 is in a blocked state;

[0028] In use, organic fertilizer is poured into the left cavity 14a and chemical fertilizer is poured into the right cavity 14b, respectively, since the material guiding hole 8 is blocked, at this time, the left cavity 14a and the right cavity 14b are poured with fertilizer, the fertilizer cannot be discharged through the material guiding hole 8; after the organic fertilizer in the left cavity 14a and the chemical fertilizer in the right cavity 14b are poured, the motor 11 drives the rotating shaft 6 to rotate, the rotating shaft 6 drives the material guiding pipe 5 to rotate, the material guiding hole 8 rotates with the material guiding pipe 5, when the material guiding hole 8 faces the right cavity 14b, the chemical fertilizer enters the material guiding pipe 5 through the material guiding hole 8, and falls to the material guiding plate 12 through the lower end opening of the material guiding pipe 5, and is scattered downward to fall into the lower part of the shell under the guidance of the spherical surface of the material guiding plate 12, and is stirred by the stirring paddle 9 rotating with the rotating shaft 6, with the continuous rotation of the rotating shaft 6, the material guiding hole 8 rotates with the material guiding pipe 5 to face the left cavity 14a, the chemical fertilizer in the left cavity 14a enters the material guiding pipe 5 through the material guiding hole 8, and falls to the material guiding plate 12 through the lower end opening of the material guiding pipe 5, and is scattered downward to fall into the lower part of the shell under the guidance of the spherical surface of the material guiding plate 12, and is stirred by the stirring paddle 9 rotating with the rotating shaft 6; therefore, in the process of the motor 11 driving the rotating shaft 6 to rotate, the organic fertilizer in the left cavity 14a and the chemical fertilizer in the right cavity 14b enter the material guiding pipe 5 alternately, and are scattered by the material guiding plate 12 alternately, and fall into the lower part of the shell 1 alternately, and are stirred and mixed by the stirring paddle 9, therefore, the same kind of fertilizer cannot be gathered, the organic fertilizer and the chemical fertilizer can be stirred more uniformly, and the stirring efficiency can be improved.

[0029] The preferred embodiments of the present application are described in detail above with reference to the drawings, but the present application is not limited to the above-described embodiments, and any equivalent or equivalent transformation or replacement of the technical solutions of the present application within the scope of the present application without departing from the spirit of the present application, i.e. the disclosure range.

Claims

1. An agricultural fertilizer mixing device, comprising a shell (1), the bottom of the shell (1) is provided with a discharge door (2), and the bottom edge of the shell (1) is supported by a plurality of supporting rods (3); characterized in that, It further comprises a bearing cylinder (4), a material guiding pipe (5) and a rotating shaft (6), the bearing cylinder (4) is a hollow circular truncated cone with large top and small bottom and open at both ends, the upper end of the bearing cylinder (4) is fixedly connected to the upper inner wall of the shell (1), the closed end of the material guiding pipe (5) is located on the upper side of the bearing cylinder (4) and the open end is movably arranged through the lower end opening of the bearing cylinder (4), the inner side of the bearing cylinder (4) is fixedly provided with a baffle (7) at the front and rear parts, the opposite ends of the two baffles (7) are fixedly connected to the front and rear inner walls of the upper part of the shell (1), the outer wall of the material guiding pipe (5) is in sliding contact with the opposite ends of the two baffles (7), the peripheral wall of the material guiding pipe (5) is provided with a material guiding hole (8) on the left side between the two baffles (7), the material guiding pipe (5) is coaxially fixedly provided with the rotating shaft (6) which is driven to rotate by the motor (11), the lower end of the rotating shaft (6) extends out of the material guiding pipe (5) and is connected with the stirring paddle (9).

2. The agricultural fertilizer mixing device according to claim 1, wherein, The top surfaces of the two baffles (7) are connected with a bearing plate (10), the motor (11) is fixedly arranged on the bearing plate (10), the upper end of the rotating shaft (6) sequentially passes through the top plate of the material guiding pipe (5) and the bearing plate (10), and the upper end of the rotating shaft (6) is connected to the output end of the motor (11); the rotating shaft (6) is fixedly connected to the top plate of the material guiding pipe (5).

3. The agricultural fertilizer mixing device of claim 1, wherein, The shell (1) is provided with a material guiding plate (12) below the material guiding pipe (5), the material guiding plate (12) is located directly below the material guiding pipe (5) and is higher than the stirring paddle (9), the material guiding plate (12) is a plate body with a flat bottom surface and a convex upward spherical top surface, the material guiding plate (12) is movably penetrated by the rotating shaft (6) at the central axis, and the bottom surface of the material guiding plate (12) is connected to the inner wall of the shell (1) through a plurality of connecting rods (13).

4. The agricultural fertilizer mixing device of claim 1, wherein, The opposite ends of the two baffles (7) are arc surfaces corresponding to the front and rear parts of the outer wall of the material guiding pipe (5).

5. The agricultural fertilizer mixing device of claim 4, wherein, When the material guiding pipe (5) is rotated to the position that the material guiding hole (8) is open to the rear, the material guiding hole (8) is blocked by the front side of the rear baffle (7).

6. The agricultural fertilizer mixing device of claim 1, wherein, The shell (1) is provided with a containing cavity (14) above the bearing cylinder (4), the containing cavity (14) is divided into a left cavity (14a) and a right cavity (14b) by the two baffles (7).

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