Liquid fertilizer defoaming and stirring device

Abstract

The utility model discloses a liquid fertilizer defoaming and stirring device which comprises a fertilizer stirring box, a sealing cover is detachably connected to the upper end of the fertilizer stirring box, a lifting assembly is arranged in the middle of the lower end of the sealing cover, and the lifting assembly comprises a defoaming cylinder, a center plate, a threaded rod and a rotating disc. The liquid fertilizer feeding device is provided with the liquid inlet pipe for feeding liquid fertilizer, the liquid fertilizer entering from the liquid inlet pipe can be filtered through the filter net basket, meanwhile, the filter net basket can be conveniently detached and replaced, and the liquid fertilizer feeding device is driven by the driving motor, so that the liquid fertilizer feeding device is simple in structure, convenient to operate and high in practicability. The rotating shaft is driven to rotate through transmission of the driving gear and the driven gear, the liquid fertilizer inside can be uniformly stirred through cooperative use of the rotating shaft, the stirring rod and the crushing convex points, and the stirring device has the characteristics that the practicability is high, and the defoaming plate can be adjusted in a lifting manner.

Description

Technical Field

[0001] The utility model relates to the technical field of liquid fertilizer processing, in particular to a defoaming and stirring device for liquid fertilizer. Background Technique

[0002] In the production process of liquid fertilizer, it is usually necessary to mix the mixed liquid through a stirring device. Since foam is easily generated during the high-speed rotation of the liquid in the stirring device, in order to avoid the influence of foam on the uniformity of the mixed liquid and the utilization rate of the mixed liquid, it is usually necessary to carry out defoaming treatment in the stirring tank to make the mixed liquid and bubbles stirred evenly.

[0003] The utility model with the publication number of CN205925515U discloses a defoaming type stirring tank for liquid fertilizer production in the technical field of liquid fertilizer production, including a tank body. A sealing cover is arranged at the top of the tank body, a motor is arranged in the middle of the top of the sealing cover, a connecting shaft is arranged at the bottom of the motor, the connecting shaft is arranged in the inner cavity of the tank body, a lead screw is arranged at the bottom of the connecting shaft, and a sleeve is sleeved on the outer wall of the lead screw. However, when this utility model is in use, the height of the S-shaped defoaming paddle is fixed, and it can only defoam the liquid surface at a specified height of the liquid fertilizer. When the liquid level height of the liquid fertilizer is higher or lower, it may not be able to play a defoaming role. Therefore, it is very necessary to design a defoaming and stirring device for liquid fertilizer with strong practicability and a liftable and adjustable defoaming plate. Content of the Utility Model

[0004] The purpose of the utility model is to provide a defoaming and stirring device for liquid fertilizer to solve the problems raised in the above background technique.

[0005] To solve the above technical problems, the present utility model provides the following technical solutions: A defoaming and stirring device for liquid fertilizer, comprising a fertilizer stirring tank, a sealing cover is detachably connected to the upper end of the fertilizer stirring tank, a lifting assembly is provided at the middle position of the lower end of the sealing cover, the lifting assembly includes a defoaming cylinder, a central plate, a threaded rod and a turntable, the defoaming cylinder is fixedly installed at the middle position of the lower end of the sealing cover, the defoaming cylinder is a hollow cylinder and the central plate is movably installed up and down in the defoaming cylinder, a threaded rod is movably installed in the defoaming cylinder, the threaded rod is threadedly connected to the central plate, the upper end of the threaded rod extends out of the sealing cover and is fixedly installed with the turntable, two pairs of defoaming components are evenly distributed around the circumference of the lifting assembly, the defoaming component includes a lifting block, a connecting rod, an elastic connecting rope and a defoaming plate, one end of the lifting block is symmetrically arranged on the side wall of the central plate, the other end of the lifting block penetrates the defoaming cylinder and is fixedly installed with the connecting rod, a defoaming plate is arranged between the connecting rods, and the connecting rod and the defoaming plate are connected by the elastic connecting rope, a liquid inlet pipe is fixedly installed on the sealing cover, a liquid outlet pipe is fixedly installed at one end of the fertilizer stirring tank, and a stirring assembly is arranged in the fertilizer stirring tank.

[0006] According to the above technical solution, the stirring assembly includes a rotating shaft, stirring rods and crushing bumps, the rotating shaft is movably installed at the center position of the inner bottom wall of the fertilizer stirring tank, the stirring rods are evenly distributed on the rotating shaft, and the crushing bumps are evenly distributed on the stirring rods.

[0007] According to the above technical solution, a driving assembly is provided at the lower end of the fertilizer stirring tank.

[0008] According to the above technical solution, the driving assembly includes a driving motor, a driving gear and a driven gear, the driving motor is fixedly installed at the lower end of the fertilizer stirring tank, the output end of the driving motor is fixedly installed with the driving gear, the lower end of the rotating shaft extends out of the fertilizer stirring tank and is fixedly installed with the driven gear, and the driving gear and the driven gear are meshed.

[0009] According to the above technical solution, a pressure gauge is fixedly installed on the sealing cover, and a pressure relief valve is fixedly installed on the sealing cover.

[0010] According to the above technical solution, a filter basket is threadedly connected to the lower end of the sealing cover, and the filter basket is located directly below the liquid inlet pipe.

[0011] According to the above technical solution, a labor-saving rocker arm is fixedly installed at the edge position of the upper end of the turntable.

[0012] According to the above technical solution, a sealing gasket is provided between the fertilizer stirring tank and the sealing cover.

[0013] Compared with the prior art, the beneficial effects achieved by the present utility model are as follows: The present utility model is provided with a liquid inlet pipe for feeding liquid fertilizer. The liquid fertilizer entering through the liquid inlet pipe can be filtered by the filter basket. At the same time, the filter basket can be conveniently disassembled and replaced. Driven by a driving motor and transmitted through a driving gear and a driven gear, the rotating shaft is driven to rotate. Through the cooperation of the rotating shaft, the stirring rod and the crushing bumps, the liquid fertilizer inside can be evenly stirred to accelerate mixing. The stirring rods of this application are arranged in three groups in the circumferential direction and can be adaptively set according to requirements during actual production without limitation. During the stirring process, according to the liquid level height of the liquid fertilizer, the height of the defoaming component is appropriately adjusted through the lifting component. By rotating the turntable, the threaded rod can be driven to rotate, thereby controlling the height of the central plate and lifting the defoaming component to an appropriate height. The defoaming plate is used to defoam the bubbles. At the same time, through the setting of the elastic connecting rope, the defoaming plate can have a slight up and down movement space, which is convenient for better fitting with the liquid level of the liquid fertilizer, greatly reducing the fluctuation amplitude of the liquid level of the liquid fertilizer and reducing the generation of bubbles. The air pressure inside the fertilizer stirring tank is detected by a pressure gauge to keep the air pressure constant. The pressure relief valve can be used for safe and stable pressure relief. The sealing gasket can further increase the sealing performance between the fertilizer stirring tank and the sealing cover, preventing the leakage of the internal air pressure of the fertilizer stirring tank and causing instability of the internal air pressure and increasing the generation of bubbles. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The drawings are used to provide a further understanding of the present utility model and constitute a part of the specification. Together with the embodiments of the present utility model, they are used to explain the present utility model and do not constitute a limitation to the present utility model. In the drawings:

[0015] Figure 1 is the front sectional view schematic diagram of the present utility model;

[0016] Figure 2 is the three-dimensional schematic diagram of the defoaming cylinder of the present utility model;

[0017] Figure 3 is the partial three-dimensional schematic diagram of the defoaming cylinder of the present utility model;

[0018] Figure 4 is the top sectional view schematic diagram of the defoaming cylinder of the present utility model;

[0019] In the figure: 1 - fertilizer mixing tank, 2 - sealing cover, 3 - lifting assembly, 301 - defoaming cylinder, 302 - central plate, 303 - threaded rod, 304 - turntable, 4 - defoaming assembly, 401 - lifting block, 402 - connecting rod, 403 - elastic connecting rope, 404 - defoaming plate, 5 - liquid inlet pipe, 6 - liquid outlet pipe, 7 - mixing assembly, 701 - rotating shaft, 702 - mixing rod, 703 - crushing bumps, 8 - driving assembly, 801 - driving motor, 802 - driving gear, 803 - driven gear, 9 - pressure gauge, 10 - pressure relief valve, 11 - filter basket, 12 - labor-saving rocker arm, 13 - sealing gasket. Detailed implementation manners

[0020] The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without making creative efforts shall fall within the protection scope of the present invention.

[0021] Please refer to Figures 1-4, the present utility model provides a technical solution: a defoaming and stirring device for liquid fertilizer, including a fertilizer stirring tank 1, a sealing cover 2 is detachably connected to the upper end of the fertilizer stirring tank 1, a lifting component 3 is provided at the middle position of the lower end of the sealing cover 2, the lifting component 3 includes a defoaming cylinder 301, a central plate 302, a threaded rod 303 and a turntable 304, the defoaming cylinder 301 is fixedly installed at the middle position of the lower end of the sealing cover 2, the defoaming cylinder 301 is a hollow cylinder and the central plate 302 is movably installed up and down in the defoaming cylinder 301, the threaded rod 303 is movably installed in the defoaming cylinder 301, the threaded rod 303 is threadedly connected in the central plate 302, the upper end of the threaded rod 303 extends out of the sealing cover 2 and is fixedly installed with the turntable 304, two pairs of defoaming components 4 are evenly distributed around the circumference of the lifting component 3, the defoaming component 4 includes a lifting block 401, a connecting rod 402, an elastic connecting rope 403 and a defoaming plate 404, one end of the lifting block 401 is symmetrically arranged on the side wall of the central plate 302, the other end of the lifting block 401 penetrates through the defoaming cylinder 301 and is fixedly installed with the connecting rod 402, a defoaming plate 404 is arranged between the connecting rods 402, and the connecting rod 402 and the defoaming plate 404 are connected by the elastic connecting rope 403, a liquid inlet pipe 5 is fixedly installed on the sealing cover 2, a liquid outlet pipe 6 is fixedly installed at one end of the fertilizer stirring tank 1, and a stirring component 7 is arranged in the fertilizer stirring tank 1. When the present utility model is in use, first, liquid fertilizer is fed through the liquid inlet pipe 5, and the liquid fertilizer is evenly stirred by the stirring component 7. During the stirring process, according to the liquid level height of the liquid fertilizer, the height of the defoaming component 4 is appropriately adjusted through the lifting component 3. By rotating the turntable 304, the threaded rod 303 can be driven to rotate, thereby controlling the height of the central plate 302, lifting the defoaming component 4 to a suitable height, and defoaming the bubbles through the defoaming plate 404. At the same time, through the arrangement of the elastic connecting rope 403, the defoaming plate 404 can have a slight up and down movement space, which is convenient for better fitting with the liquid surface of the liquid fertilizer, greatly reducing the fluctuation amplitude of the liquid surface of the liquid fertilizer and reducing the generation of bubbles;

[0022] Specifically, the stirring component 7 includes a rotating shaft 701, stirring rods 702 and crushing bumps 703. The rotating shaft 701 is movably installed at the center position of the inner bottom wall of the fertilizer stirring tank 1, the stirring rods 702 are evenly distributed on the rotating shaft 701, and the crushing bumps 703 are evenly distributed on the stirring rods 702. By the combined use of the rotating shaft 701, the stirring rods 702 and the crushing bumps 703, the internal liquid fertilizer can be evenly stirred to accelerate mixing. The stirring rods 702 of the present application are arranged in three groups in the circumferential direction. During actual production, it can be adaptively set according to requirements without limitation;

[0023] Specifically, a driving component 8 is provided at the lower end of the fertilizer stirring tank 1;

[0024] Specifically, the driving component 8 includes a driving motor 801, a driving gear 802 and a driven gear 803. The driving motor 801 is fixedly installed at the lower end of the fertilizer stirring tank 1. The output end of the driving motor 801 is fixedly installed with the driving gear 802. The lower end of the rotating shaft 701 extends out of the fertilizer stirring tank 1 and is fixedly installed with the driven gear 803. The driving gear 802 and the driven gear 803 are meshed. A control end is provided outside the driving motor 801. The driving motor 801 is a common technical means in the technical field and will not be elaborated here. Driven by the driving motor 801 and transmitted through the driving gear 802 and the driven gear 803, the stirring component 7 can be driven to uniformly stir the liquid fertilizer inside, so as to accelerate the mixing;

[0025] Specifically, a pressure gauge 9 is fixedly installed on the sealing cover 2, and a pressure relief valve 10 is fixedly installed on the sealing cover 2. The pressure inside the fertilizer stirring tank 1 is detected by the pressure gauge 9 to keep the pressure at a constant value, and safe and stable pressure relief can be carried out through the pressure relief valve 10;

[0026] Specifically, a filter basket 11 is threadedly connected to the lower end of the sealing cover 2. The filter basket 11 is located directly below the liquid inlet pipe 5. The filter basket 11 can filter the liquid fertilizer entering through the liquid inlet pipe 5, and at the same time, the filter basket 11 can be conveniently disassembled and replaced;

[0027] Specifically, a labor-saving rocker arm 12 is fixedly installed at the upper edge position of the turntable 304. The turntable 304 can be conveniently and labor-savingly rotated through the labor-saving rocker arm 12;

[0028] Specifically, a sealing gasket 13 is provided between the fertilizer stirring tank 1 and the sealing cover 2. The sealing gasket 13 can further increase the sealing performance between the fertilizer stirring tank 1 and the sealing cover 2, prevent the internal air pressure of the fertilizer stirring tank 1 from leaking, causing unstable internal air pressure and increasing the generation of bubbles.

[0029] Working principle: When the utility model is in use, first, liquid fertilizer is fed through the liquid inlet pipe 5. The liquid fertilizer entering through the liquid inlet pipe 5 can be filtered by the filter basket 11, and at the same time, the filter basket 11 can be conveniently disassembled and replaced. The control end is provided outside the driving motor 801. The driving motor 801 is a common technical means in this technical field and will not be elaborated here. Driven by the driving motor 801 and transmitted through the driving gear 802 and the driven gear 803, the rotating shaft 701 is driven to rotate. Through the cooperation of the rotating shaft 701, the stirring rod 702 and the crushing bumps 703, the liquid fertilizer inside can be evenly stirred to accelerate the mixing. The stirring rods 702 of the present application are arranged in three groups in the circumferential direction and can be adaptively set according to requirements during actual production without limitation. During the stirring process, according to the liquid level height of the liquid fertilizer, the height of the defoaming component 4 is appropriately adjusted through the lifting component 3. By rotating the turntable 304, the threaded rod 303 can be driven to rotate, thereby controlling the height of the central plate 302, and the defoaming component 4 is lifted to an appropriate height. The defoaming plate 404 is used to defoam the bubbles. At the same time, through the setting of the elastic connecting rope 403, the defoaming plate 404 can have a slight up-and-down movement space, which is convenient for better fitting with the liquid surface of the liquid fertilizer, greatly reducing the fluctuation range of the liquid surface of the liquid fertilizer and reducing the generation of bubbles. The air pressure inside the fertilizer stirring tank 1 is detected by the pressure gauge 9 to keep the air pressure constant. The pressure relief valve 10 can be used for safe and stable pressure relief. The sealing gasket 13 can further increase the sealing performance between the fertilizer stirring tank 1 and the sealing cover 2 to prevent the leakage of the internal air pressure of the fertilizer stirring tank 1, resulting in unstable internal air pressure and increasing the generation of bubbles.

[0030] It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprising", "including" or any other variant thereof is intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements not only includes those elements but also includes other elements not expressly listed, or elements inherent to such process, method, article or device.

[0031] Finally, it should be noted that the above are only the preferred embodiments of the present utility model and are not used to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or perform equivalent replacements for some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A liquid fertilizer defoaming and stirring device, comprising a fertilizer stirring box (1), characterized in that: The upper end of the fertilizer mixing box (1) is detachably connected to a sealing cover (2); a lifting assembly (3) is provided at the middle position of the lower end of the sealing cover (2); the lifting assembly (3) comprises a defoaming cylinder (301), a center plate (302), a threaded rod (303) and a rotating disk (304); the defoaming cylinder (301) is fixedly installed at the middle position of the lower end of the sealing cover (2); the defoaming cylinder (301) is a hollow cylinder and the center plate (302) is movably installed in the defoaming cylinder (301) up and down; the threaded rod (303) is movably installed in the defoaming cylinder (301); the threaded rod (303) is threadedly connected to the center plate (302); the upper end of the threaded rod (303) extends out of the sealing cover (2) and is fixedly installed with the rotating disk (304); the lifting assembly (301) is fixedly installed in the middle position of the lower end of the sealing cover (2); the defoaming cylinder (301) is a hollow cylinder and the center plate (302) is movably installed in the defoaming cylinder (301); the threaded rod (303) is movably installed in the defoaming cylinder (301); the threaded rod (303) is threadedly connected to the center plate (302); the upper end of the threaded rod (303) extends out of the sealing cover (2) and is fixedly installed with the rotating disk (304); ) are evenly distributed around the circumference of the fertilizer mixing box (302), wherein two pairs of defoaming components (4) are arranged, the defoaming components (4) comprising a lifting block (401), a connecting rod (402), an elastic connecting rope (403) and a defoaming plate (404); one end of the lifting block (401) is symmetrically arranged on the side wall of the central plate (302); the other end of the lifting block (401) passes through the defoaming cylinder (301) and is fixedly mounted with the connecting rod (402); the defoaming plate (404) is arranged between the connecting rods (402); the connecting rod (402) and the defoaming plate (404) are connected by the elastic connecting rope (403); a liquid inlet pipe (5) is fixedly mounted on the sealing cover (2); a liquid outlet pipe (6) is fixedly mounted on one end of the fertilizer mixing box (1); and a stirring component (7) is arranged inside the fertilizer mixing box (1).

2. A liquid fertilizer defoaming and stirring device according to claim 1, characterized in that: The stirring assembly (7) comprises a rotating shaft (701), a stirring rod (702) and crushing convex points (703); the rotating shaft (701) is movably mounted at the center of the inner bottom wall of the fertilizer stirring box (1); the stirring rod (702) is evenly distributed on the rotating shaft (701); and the crushing convex points (703) are evenly distributed on the stirring rod (702).

3. A liquid fertilizer defoaming and stirring device according to claim 2, characterized in that: A driving assembly (8) is provided at the lower end of the fertilizer mixing box (1).

4. A liquid fertilizer defoaming and stirring device according to claim 3, characterized in that: The driving assembly (8) comprises a driving motor (801), a driving gear (802) and a driven gear (803); the driving motor (801) is fixedly mounted at the lower end of the fertilizer mixing box (1); the driving gear (802) is fixedly mounted at the output end of the driving motor (801); the lower end of the rotating shaft (701) extends out of the fertilizer mixing box (1) and is fixedly mounted with the driven gear (803); the driving gear (802) and the driven gear (803) are meshed.

5. The liquid fertilizer defoaming and stirring device according to claim 4, characterized in that: A pressure gauge (9) is fixedly mounted on the sealing cover (2), and a pressure relief valve (10) is fixedly mounted on the sealing cover (2).

6. A liquid fertilizer defoaming and stirring device according to claim 5, characterized in that: The lower end of the sealing cover (2) is threadedly connected to a filter basket (11), and the filter basket (11) is located directly below the liquid inlet pipe (5).

7. A liquid fertilizer defoaming and stirring device according to claim 6, characterized in that: A labor-saving rocker arm (12) is fixedly mounted on the upper edge of the rotating disk (304).

8. The liquid fertilizer defoaming and stirring device according to claim 7, characterized in that: A sealing gasket (13) is provided between the fertilizer mixing box (1) and the sealing cover (2).

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