Gas-driven solid-liquid fertilizer mixed application device

Abstract

The invention discloses a gas-driven solid-liquid fertilizer mixed application device, which belongs to the field of irrigation, fertilizer application, pesticide application and agricultural water-saving irrigation of crops and plants in agriculture and forestry, and comprises a fan, a dissolving and mixing device, a fertilizer injection pump and a PVC (polyvinyl chloride) pipe, the fan conveys gas into the dissolving and mixing device through the PVC pipe to uniformly mix solid and liquid fertilizers, and the uniformly mixed solid and liquid fertilizers enter the fertilizer injection pump through the discharge pipe. Gas is adopted as a power source, a fertilizer mixing monitoring device is designed, the fertilizer mixing uniformity can be monitored in real time, the uniformity of the fertilizer injection process is improved, meanwhile, one fan is adopted to drive a plurality of water and fertilizer barrels, the fertilizer mixing efficiency is improved, and the cost is reduced.

Description

Technical Field

[0001] The invention relates to the fields of irrigation, fertilization, pesticide application and agricultural water-saving irrigation of agricultural and forestry crops and plants, and in particular to a gas-driven solid-liquid fertilizer mixing device. Background Art

[0002] In recent years, the country has attached great importance to agricultural modernization. At present, agricultural solid fertilizers are mostly mixed by traditional mechanical mixing. In recent years, domestic and foreign experts have conducted a lot of research on solid fertilizer mixing devices. Improving the efficiency of solid fertilizer mixing and reducing costs are important research directions. Chinese patent CN202222604623.2 discloses a soluble solid fertilizer dissolving and stirring device. The high-pressure water used to dissolve the solid fertilizer first enters the stirring device to drive the stirring shaft to drive the stirring blades to rotate. At the same time, the water after work enters the fertilizer liquid cylinder through the outlet pipe, and then mixes with the solid fertilizer, which saves manpower and is suitable for remote fields with inconvenient electricity. Chinese patent CN202120166643.9 discloses a water-soluble fertilizer solid raw material mixing and stirring device, the outer side of the mixing cylinder is provided with an outer shell, a heating tube is wound inside the outer shell, a temperature sensor is provided in the cylinder, and a first stirring shaft is provided for rotation, which can achieve constant temperature during the mixing process and ensure mixing efficiency and quality. Chinese patent CN202320562766.3 discloses a solid water-soluble fertilizer mixing device, in which the barrel of the mixing barrel is installed in a confined space, which is connected to a dust removal pipe, a rotating shaft is installed in the center of the barrel, and spiral blades are evenly distributed on the rotating shaft. The outlet of the barrel is connected to the loading bin at the bottom, and the loading bin is connected to an inclined spiral loader, and the mixing and conveying process is fully closed. In general, the mixing device of solid fertilizers is stirred by traditional machinery, and it is difficult to ensure the uniformity of the mixed fertilizer before injecting the fertilizer, and one mixing device can only drive one water fertilizer bucket, which makes the mixing efficiency low.

[0003] In view of the above situation, the present invention develops a gas-driven solid-liquid fertilizer mixing device, which combines a dissolving and mixing device and a mixing monitoring device to achieve the uniformity of the mixed fertilizer, and a fan can drive multiple water-fertilizer barrels to mix fertilizers to improve the mixing efficiency. Compared with existing products, it has better use value and advantages. Summary of the invention

[0004] In view of the deficiencies in the prior art, the present invention provides a gas-driven solid-liquid fertilizer mixing device, which stirs solid and liquid fertilizers by using a gas dissolving and mixing device, and monitors the uniformity of the mixed fertilizers by a mixing monitoring device to improve the uniformity of water and fertilizers during the fertilizer injection process. A fan is used to drive multiple water and fertilizer barrels to improve the fertilizer mixing efficiency and reduce costs.

[0005] In order to achieve the above object, the technical solution adopted by the present invention is:

[0006] A gas-driven solid-liquid fertilizer mixing device comprises a fan, a dissolving and mixing device, a fertilizer injection pump and a PVC pipe; the fan transports gas through the PVC pipe to the dissolving and mixing device to mix the solid and liquid fertilizers, and the mixed solid and liquid fertilizers enter the fertilizer injection pump through a discharge pipe.

[0007] In the above scheme, the dissolving and mixing device includes a water-fertilizer barrel, an aeration pipe and an air outlet pipe; the aeration pipe is connected to the bottom of the water-fertilizer barrel through a five-way pipe fitting; the air outlet pipe is arranged above the water-fertilizer barrel.

[0008] In the above scheme, the circular aeration holes on the aeration pipe are arranged at a direction of -45° to the horizontal plane.

[0009] In the above solution, the aeration pipe adopts a cross structure, and plugs are provided at the four ends of the aeration pipe for sealing.

[0010] In the above scheme, the apertures of the PVC pipe, aeration pipe and five-way pipe fitting are all 28-32 mm.

[0011] In the above solution, the outlet end of the PVC pipe is connected to the aeration pipe through a five-way connection.

[0012] In the above solution, the diameter of the circular aeration holes on the aeration tube is 3 to 4 mm.

[0013] In the above scheme, there are several circular aeration holes, and the spacing between adjacent circular aeration holes is 15 mm.

[0014] The above scheme also includes a mixing monitoring device, which includes a conductivity sensor, a display screen and electrodes. The electrode is installed on one side of the water-fertilizer barrel in the dissolution and mixing device. There are several electrodes, and the electrodes are used to monitor the conductivity of various parts in the water-fertilizer barrel; the conductivity sensor transmits the conductivity to the display screen through the adapter line and displays it on the display screen.

[0015] In the above scheme, there are three electrodes, the distance between the electrodes is 20 cm, the upper electrode is 20 cm away from the top of the water fertilizer barrel, and the lower electrode is 30 cm away from the bottom of the water fertilizer barrel.

[0016] The beneficial effects of the present invention are:

[0017] The present invention provides a gas-driven solid-liquid fertilizer mixing device, which uses gas as a power source and is designed with a fertilizer mixing monitoring device, which can monitor the uniformity of the mixed fertilizer in real time and improve the uniformity of the fertilizer injection process. At the same time, a fan is used to drive multiple water-fertilizer barrels to improve the fertilizer mixing efficiency and reduce costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of a gas-driven solid-liquid fertilizer mixing device;

[0019] Figure 2 This is a schematic diagram of the water fertilizer barrel structure of the present invention;

[0020] Figure 3 It is a schematic diagram of the structure of the dissolving and mixing device of the present invention;

[0021] Figure 4 This is a schematic diagram of the aeration tube structure of the present invention;

[0022] Figure 5 It is a schematic diagram of the structure of the mixing monitoring device of the present invention;

[0023] Figure 6 This is a schematic diagram of the offset angle of the aeration holes of the present invention;

[0024] Figure 7 Schematic diagram of the aperture of the aeration hole of the present invention;

[0025] Figure 8 Schematic diagram of the number and spacing of aeration holes of the present invention.

[0026] The following are the descriptions of the reference numerals:

[0027] 1- fan; 2- gas flow meter; 3- dissolving and mixing device; 4- mixing monitoring device; 5- fertilizer injection pump; 6- valve; 7- PVC pipe; 8- water fertilizer barrel; 9- aeration pipe; 10- electrode; 11- air outlet pipe; 12- material outlet pipe; 13- conductivity sensor; 14- display screen; 15- aeration hole; 16- plug; 17- circular aeration hole. DETAILED DESCRIPTION

[0028] Embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0029] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "axial", "radial", "vertical", "horizontal", "inner", "outer" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying 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" and "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0030] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like 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 an indirect connection 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.

[0031] Combined with Figure 1-3 As shown, a gas-driven solid-liquid fertilizer mixing device includes a fan 1, a gas flow meter 2, a dissolving and mixing device 3, a mixing monitoring device 4, a fertilizer injection pump 5, a valve 6 and a PVC pipe 7; the fan 1 is connected to the PVC pipe 7, and the PVC pipe 7 is provided with a valve 6 and a gas flow meter 2. The gas flow in the pipeline is controlled to reach a target flow rate by adjusting the valve 6. The other end of the pipeline is connected to the dissolving and mixing device 3. The dissolving and mixing device 3 includes a water-fertilizer barrel 8, an aeration pipe 9, an electrode 10, an air outlet pipe 11, and a discharge pipe 12. The central axis of the water-fertilizer barrel 8 is A circular hole is provided, and a PVC pipe is passed through and connected to the five-way pipe fitting of the aeration pipe 9 at the bottom of the fertilizer mixing barrel 8; the aeration pipe 9 adopts a cross structure, and a circular aeration hole 15 is provided in the aeration pipe 9, and plugs 16 are provided at the four ends of the aeration pipe 9 for sealing. The aeration pipe 9 is connected to the bottom of the water fertilizer barrel 8 through a five-way pipe fitting to ensure that the fertilizer can be mixed evenly; the electrodes 10 are evenly and equidistantly installed on one side of the water fertilizer barrel 8 to ensure real-time monitoring of the uniformity of the fertilizer mixing of each part of the fertilizer mixing barrel, and an air outlet pipe 11 is provided above the electrode 10, and a discharge pipe 12 is provided below the electrode 10. The monitoring device 4 includes a conductivity sensor 13, a display screen 14, and an electrode 10. The conductivity sensor 13 is connected to the display screen 14 through an adapter line, and the discharge pipe 12 is connected to the fertilizer injection pump 5 through a pipeline.

[0032] Referring to the attached drawings, the circular aeration holes 17 on the aeration tube 9 are arranged at a direction of -45° with respect to the horizontal plane, the diameter of the aeration holes is 4 mm, the spacing is 15 mm, the total number of the aeration holes is 68 holes, and a single aeration tube 9 has 17 holes.

[0033] The present invention adopts a dissolving and mixing device to improve the mixing and dissolving efficiency, and adopts a mixing monitoring device to accurately monitor the uniformity of the mixed fertilizer in real time. The single aeration hole 9 adopts a hole diameter of 4mm, a number of 17 holes, and an offset angle of -45° to achieve maximum fertilizer mixing and improve the dissolution efficiency of the mixed fertilizer.

[0034] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "examples", "specific examples", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner.

[0035] Although the embodiments of the present invention have been shown and described above, it is to be understood that the above embodiments are exemplary and are not to be construed as limitations on the present invention. A person skilled in the art may change, modify, replace and modify the above embodiments within the scope of the present invention without departing from the principles and intent of the present invention.

Claims

1. A gas-driven solid-liquid fertilizer mixing device, characterized in that: The invention comprises a fan (1), a dissolving and mixing device (3), a fertilizer injection pump (5) and a PVC pipe (7); the fan (1) transports gas through the PVC pipe (7) to the dissolving and mixing device (3) to mix solid and liquid fertilizers, and the mixed solid and liquid fertilizers enter the fertilizer injection pump (5) through a discharge pipe (12).

2. The gas-driven solid-liquid fertilizer mixing device according to claim 1, characterized in that: The dissolving and mixing device (3) comprises a water-fertilizer barrel (8), an aeration pipe (9) and an air outlet pipe (11); the aeration pipe (9) is connected to the bottom of the water-fertilizer barrel (8) through a five-way pipe fitting (13); and the air outlet pipe (11) is arranged at an upper position of the water-fertilizer barrel (8).

3. The gas-driven solid-liquid fertilizer mixing device according to claim 2, characterized in that: The circular aeration holes (17) on the aeration pipe (9) are arranged at a direction of -45° to the horizontal plane.

4. The gas-driven solid-liquid fertilizer mixing device according to claim 2, characterized in that: The aeration pipe (9) adopts a cross structure, and plugs (17) are provided at the four ends of the aeration pipe (9) for sealing.

5. The gas-driven solid-liquid fertilizer mixing device according to claim 2, characterized in that: The apertures of the PVC pipe (7), the aeration pipe (9) and the five-way pipe fitting (13) are all 28 to 32 mm.

6. The gas-driven solid-liquid fertilizer mixing device according to claim 2, characterized in that: The outlet end of the PVC pipe (7) is connected to the aeration pipe (9) via a five-way connection.

7. The gas-driven solid-liquid fertilizer mixing device according to claim 3, characterized in that: The diameter of the circular aeration hole (17) on the aeration pipe is 3-4 mm.

8. The gas-driven solid-liquid fertilizer mixing device according to claim 3, characterized in that: There are several circular aeration holes (17), and the spacing between adjacent circular aeration holes (17) is 15 mm.

9. The gas-driven solid-liquid fertilizer mixing device according to claim 1, characterized in that: The mixing monitoring device (4) further comprises a mixing monitoring device (4), the mixing monitoring device (4) comprising a conductivity sensor (13), a display screen (14) and an electrode (10), wherein the electrode (10) is installed on one side of the water fertilizer barrel (8) in the dissolving and mixing device (3), and there are a plurality of electrodes (10). The electrode (10) is used to monitor the conductivity of each part in the water fertilizer barrel (8); the conductivity sensor (13) transmits the conductivity to the display screen (14) via an adapter cable and displays the conductivity on the display screen (14).

10. The gas-driven solid-liquid fertilizer mixing device according to claim 8, characterized in that: There are three electrodes (10), the distance between the electrodes (10) is 20 cm, the upper electrode (10) is 20 cm away from the top of the water fertilizer barrel (8), and the lower electrode (10) is 30 cm away from the bottom of the water fertilizer barrel (8).

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