Mixing and stirring device for fertilizer

Abstract

A fertilizer mixing and stirring device comprises a cylindrical shell and a plurality of supporting legs arranged on the lower portion of the shell, a feeding connector used for fertilizer feeding is formed in one side of the top of the shell, the diameter of the lower portion of the shell is gradually decreased to form an inverted-cone-shaped structure, a fertilizer discharging opening with a discharging valve is formed in the bottom of the shell, and a bearing seat is arranged in the center of the top of the shell. A fixed bearing shaft in the bearing seat is connected with a stirring rod, a belt pulley is arranged at the top end of the stirring rod, the bottom end of the stirring rod is positioned at the lower part of the shell, a motor mounting seat is arranged on one side of the upper part of the shell, a belt motor is fixedly mounted on the motor mounting seat, and a motor wheel is arranged on an output shaft of the belt motor; the stirring device has the advantages that a plurality of stirring areas are formed among the plurality of stirring rods and the inverted conical barrels at the middle part and the lower part of the shell, so that compared with a conventional stirring mode, the stirring device is more uniform in stirring and high in efficiency, the stirring time is shortened, and the cost is saved.

Description

Technical Field

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

[0002] The mixing and stirring equipment used in the production process of blended fertilizers generally includes a conveying and feeding device and a stirring device. Usually, the fertilizer mixing and stirring device directly sets the stirring shaft and stirring blade group in the shell. This often results in insufficient stirring efficiency and long stirring time, thereby increasing power consumption and increasing the company's production costs. Utility Model Content

[0003] The purpose of this utility model is to provide a fertilizer mixing and stirring device in view of the above-mentioned shortcomings.

[0004] The utility model comprises a cylindrical shell and a plurality of supporting legs arranged at the lower part thereof. A feeding interface for feeding fertilizer is provided on one side of the top of the shell. The diameter of the lower part of the shell gradually decreases to form an inverted cone structure. A fertilizer discharge port with a discharge valve is provided at the bottom of the shell.

[0005] A bearing seat is provided at the top center of the shell, a fixed bearing shaft in the bearing seat is connected to a stirring rod, a pulley is provided at the top of the stirring rod, and the bottom end of the stirring rod is located at the lower part of the shell, a motor mounting seat is provided on one side of the upper part of the shell, a belt motor is fixedly installed on the motor mounting seat, a motor wheel is provided on the output shaft of the belt motor, and the motor wheel and the pulley are connected by a belt;

[0006] An inverted conical cylinder is fixedly provided at the middle and lower parts of the inner wall of the shell. A circular notch is provided at the lower end of the inverted conical cylinder for the fertilizer to fall. The stirring rod passes through the circular notch of the inverted conical cylinder and extends to the top of the fertilizer discharge port. A stirring blade portion is respectively provided at the upper, middle and lower parts of the stirring rod. The stirring blade portion consists of a sleeve portion fixedly connected to the stirring rod and a pair of inclined stirring rods symmetrically arranged on the side walls on both sides of the sleeve portion.

[0007] Preferably, the inclined stirring rod is arranged to be inclined upward.

[0008] Preferably, the diameter of the circular notch is one quarter of the diameter of the shell.

[0009] Preferably, a plurality of spherical protrusions are evenly distributed on the upper surface of the inverted conical cylinder.

[0010] Preferably, the sleeve portion and the pair of inclined stirring rods are an integrally formed structure.

[0011] Preferably, the upper, middle and lower stirring blade parts of the stirring rod are respectively located above the inverted conical cylinder in the middle of the shell, below the inverted conical cylinder in the middle of the shell, above the inverted conical cylinder in the lower part of the shell, and below the inverted conical cylinder in the lower part of the shell.

[0012] Preferably, the length of the inclined stirring rod of the stirring blade portion at the lower portion of the stirring rod is smaller than the length of the inclined stirring rod of the stirring blade portion at the upper portion and the middle portion of the stirring rod.

[0013] The advantages of the utility model are that multiple stirring areas are formed between the multiple stirring rods and the inverted conical cylinders in the middle and lower parts of the shell. Compared with the conventional stirring method, this setting stirs more evenly and efficiently, reduces stirring time and saves costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural diagram of the present utility model.

[0015] Figure 2 Schematic diagram of the structure inside the shell.

[0016] Figure 3 Schematic diagram of the structure of the stirring blade part.

[0017] Figure 4 It is a structural diagram of an inverted conical cylinder. DETAILED DESCRIPTION

[0018] To make the purpose, technical solutions, and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings of the embodiments of the present invention. Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Generally, the components of the embodiments of the present invention described and shown in the drawings herein can be arranged and designed in various different configurations.

[0019] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but rather merely represents selected embodiments of the present invention. All other embodiments derived by persons of ordinary skill in the art based on the embodiments of the present invention without inventive effort are within the scope of protection of the present invention. It should be noted that similar reference numerals and letters represent similar items in the following drawings. Therefore, once an item is defined in one drawing, it does not need to be further defined or explained in subsequent drawings.

[0020] In the description of the embodiments of the present invention, it should be noted that if the terms "upper", "lower", "inner", "outer", etc. appear, the orientation or position relationship indicated is based on the orientation or position relationship shown in the accompanying drawings, or the orientation or position relationship in which the product of the utility model is usually placed when in use. This is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation. Therefore, it should not be understood as limiting the present invention. In addition, if the terms "first", "second", etc. appear in the description of the present invention, they are only used to distinguish the description and should not be understood as indicating or implying relative importance.

[0021] In the description of the embodiments of the present invention, it should be noted that, unless otherwise specified or limited, the terms "disposed" and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; mechanical connections, electrical connections; direct connections, indirect connections through an intermediate medium, or internal connections between two components. Those skilled in the art will understand the specific meanings of the above terms in the present invention based on the specific circumstances.

[0022] As shown in the accompanying drawings, the present invention comprises a cylindrical shell 50 and a plurality of supporting legs 51 provided at the lower portion thereof. A feeding port 58 for feeding fertilizer is provided on one side of the top of the shell 50. The diameter of the lower portion of the shell 50 gradually decreases to form an inverted cone-shaped structure. A fertilizer discharge port 59 with a discharge valve is provided at the bottom of the shell 50.

[0023] A bearing seat is provided at the top center of the housing 50, and a fixed bearing shaft in the bearing seat is connected to a stirring rod 53. A pulley 54 is provided at the top of the stirring rod 53, and the bottom end of the stirring rod 53 is located at the lower part of the housing 50. A motor mounting seat is provided on one side of the upper part of the housing 50, and a belt motor 55 is fixedly installed on the motor mounting seat. A motor wheel 56 is provided on the output shaft of the belt motor 55, and the motor wheel 56 and the pulley 54 are connected by a belt 57.

[0024] An inverted conical cylinder 68 is fixedly provided at the middle and lower parts of the inner wall of the shell 50. A circular notch is provided at the lower end of the inverted conical cylinder 68 for the fertilizer to fall. The stirring rod 53 passes through the circular notch of the inverted conical cylinder 68 and extends to the top of the fertilizer discharge port 59. A stirring blade portion 60 is respectively provided at the upper, middle and lower parts of the stirring rod 53. The stirring blade portion 60 consists of a sleeve portion 61 fixedly connected to the stirring rod 53 and a pair of inclined stirring rods 62 symmetrically arranged on the side walls of both sides of the sleeve portion 61.

[0025] In another technical solution, the inclined stirring rod 62 is arranged to be inclined upward, forming extrusion between the rod and the upper surface of the inverted cone 68 to improve the stirring effect.

[0026] In another technical solution, the diameter of the circular notch is one quarter of the diameter of the shell 50 .

[0027] In another technical solution, a plurality of spherical protrusions 63 are evenly distributed on the upper surface of the inverted conical cylinder 68 to increase the stirring effect and prevent the fertilizer from falling too quickly.

[0028] In another technical solution, the sleeve portion 61 and the pair of inclined stirring rods 62 are an integrally formed structure, which is more stable and reliable.

[0029] In another technical solution, the upper, middle and lower stirring blade portions 60 of the stirring rod 53 are respectively located above the inverted conical cylinder 68 in the middle of the shell 50, below the inverted conical cylinder 68 in the middle of the shell 50, above the inverted conical cylinder 68 in the lower part of the shell 50, and below the inverted conical cylinder 68 in the lower part of the shell 50, forming multiple stirring areas to improve stirring efficiency.

[0030] In another technical solution, the length of the inclined stirring rod of the stirring blade portion 60 at the lower portion of the stirring rod 53 is smaller than the length of the inclined stirring rod of the stirring blade portion 60 at the upper and middle portions of the stirring rod 53 .

[0031] Working method: The operator feeds the fertilizer into the feed interface 58 at the top of the shell 50 through the conveying device, and then starts the belt motor 55, which drives the pulley 54 and the stirring rod 53 to rotate through the motor wheel 56 and the belt 57, and the stirring rod 53 then drives the stirring rod 53 to rotate. A stirring area is formed between multiple stirring rods 53 and the inverted conical cylinder 68 in the middle and lower parts of the shell 50, and multi-area stirring is formed inside the shell 50. Compared with the conventional stirring method, this setting stirs more evenly and efficiently.

[0032] The above implementation cases are only for illustrating the technical solutions and features of the utility model, and their purpose is to enable people familiar with the technology to implement them better. They cannot be used to limit the scope of protection of the utility model. Any equivalent changes or modifications made according to the spirit of the utility model are within the scope of protection of the utility model. Those not described in detail are prior art.

Claims

1. A fertilizer mixing and stirring device, comprising a cylindrical shell (50) and a plurality of supporting legs (51) arranged at the bottom thereof, a feeding interface (58) for feeding fertilizer is provided on one side of the top of the shell (50), the diameter of the lower part of the shell (50) gradually decreases to form an inverted cone structure, and a fertilizer discharge port (59) with a discharge valve is provided at the bottom of the shell (50), characterized in that: A bearing seat is provided at the center of the top of the housing (50), a fixed bearing shaft in the bearing seat is connected to a stirring rod (53), a top end of the stirring rod (53) is provided with a pulley (54), the bottom end of the stirring rod (53) is located at the lower part of the housing (50), a motor mounting seat is provided on one side of the upper part of the housing (50), a belt motor (55) is fixedly installed on the motor mounting seat, a motor wheel (56) is provided on the output shaft of the belt motor (55), and the motor wheel (56) and the pulley (54) are connected by a belt (57); An inverted conical cylinder (68) is fixedly provided at the middle and lower parts of the inner wall of the shell (50), and a circular notch is provided at the lower end of the inverted conical cylinder (68) for fertilizer to fall. The stirring rod (53) passes through the circular notch of the inverted conical cylinder (68) and extends to the top of the fertilizer discharge port (59). A stirring blade portion (60) is respectively provided at the upper, middle and lower parts of the stirring rod (53). The stirring blade portion (60) consists of a sleeve portion (61) fixedly connected to the stirring rod (53) and a pair of inclined stirring rods (62) symmetrically arranged on the side walls of the sleeve portion (61).

2. A fertilizer mixing and stirring device according to claim 1, characterized in that: The inclined stirring rod (62) is arranged to be inclined upward.

3. A fertilizer mixing and stirring device according to claim 1, characterized in that: The diameter of the circular notch is one quarter of the diameter of the shell (50).

4. A fertilizer mixing and stirring device according to claim 1, characterized in that: A plurality of spherical protrusions (63) are evenly distributed on the upper surface of the inverted conical cylinder (68).

5. A fertilizer mixing and stirring device according to claim 1, characterized in that: The sleeve portion (61) and the pair of inclined stirring rods (62) are an integrally formed structure.

6. A fertilizer mixing and stirring device according to claim 1, characterized in that: The upper, middle and lower stirring blade portions (60) of the stirring rod (53) are respectively located above the inverted conical cylinder (68) in the middle of the shell (50), below the inverted conical cylinder (68) in the middle of the shell (50), above the inverted conical cylinder (68) in the lower part of the shell (50), and below the inverted conical cylinder (68) in the lower part of the shell (50).

7. A fertilizer mixing and stirring device according to claim 6, characterized in that: The length of the inclined stirring rod of the stirring blade portion (60) at the lower portion of the stirring rod (53) is smaller than the length of the inclined stirring rod of the stirring blade portion (60) at the upper portion and the middle portion of the stirring rod (53).

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