A proportioning device for fertilizer preparation and use method

Abstract

The present invention relates to the technical field of fertilizer preparation, and discloses a proportioning device for fertilizer preparation and a method of use, comprising a base, a threaded rod penetrating one side of a storage barrel and being threadedly connected with a nut, a feed port being provided at the top of the storage barrel, a material guide pipe being fixed at the bottom of the storage barrel, and an adjusting proportioning mechanism being fixed on the storage barrel, the adjusting proportioning mechanism penetrating the storage barrel and extending into the material guide pipe. The proportioning device for fertilizer preparation can be equipped with multiple storage barrels on a rotating plate, and different storage barrels are used to store different raw materials. Each storage barrel corresponds to a top support plate, and the rotating plate can be rotated to conveniently and orderly position each storage barrel on a pre-storage barrel. When the top support plate moves up, the material delivery pipe can be lifted up, and the top support plate will move up to the top together with the moving plate each time. The position of the head end of the material delivery pipe can be adjusted by adjusting the initial position of the top support plate, thereby adjusting the available capacity of the pre-storage barrel, thereby adjusting the proportion of the corresponding raw materials.

Description

Technical Field

[0001] The invention relates to the technical field of fertilizer preparation, and in particular to a proportioning device for fertilizer preparation and a use method thereof. Background Art

[0002] Fertilizer refers to a type of substance that provides one or more essential nutrients for plants, improves soil properties and increases soil fertility levels. It is one of the material bases of agricultural production. In order to provide nutrients, fertilizers need to be prepared by mixing a variety of different raw materials in proportion, so a proportioning device is needed.

[0003] The existing proportioning device generally controls the proportioning amount manually during the material passing process, which makes it difficult to achieve the effect of advance adjustment and control. The proportioning ratio is not convenient for precise control and still needs to be adjusted when performing the next proportioning work. The proportioning efficiency is low. In view of the above problems, the existing equipment needs to be improved. Summary of the invention

[0004] The object of the present invention is to provide a proportioning device for fertilizer preparation and a method of use, so as to solve the problem that the existing proportioning device proposed in the above background technology generally controls the proportioning amount manually during the material passing process, it is difficult to achieve the effect of advance adjustment and control, the proportion of the proportion is not convenient for precise control, and adjustment is still required when performing the next proportioning work, resulting in low proportioning efficiency.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a proportioning device for fertilizer preparation and a method of use, comprising a base, a mixing box is fixed to one side of the upper end surface of the base, an electric stirring rod is fixed to the top of the mixing box, the electric stirring rod extends into the mixing box, an electric discharge valve is fixed to the bottom of the mixing box, a sleeve is fixed to the top of the mixing box, a support plate is fixed to one side of the mixing box, a pre-storage cylinder is fixed to one side of the support plate, a support block is fixed in the pre-storage cylinder, the upper side of the support block is connected to a feed pipeline via a tension spring, a through hole is opened on the support plate, and the feed pipeline passes through the support block and the through hole and extends into the sleeve.

[0006] A bracket is fixed to the other side of the upper end surface of the base, and a rotating plate is rotatably connected to the top of the bracket. A threaded rod is fixed to the outer side of the rotating plate, and the threaded rod passes through one side of the storage barrel and is threadedly connected to a nut. A feed port is provided at the top of the storage barrel, and a material guide pipe is fixed to the bottom of the storage barrel. An adjusting and proportioning mechanism is fixed on the storage barrel, and the adjusting and proportioning mechanism passes through the storage barrel and extends into the material guide pipe.

[0007] Preferably, one side of the support plate is connected to the knocking frame via an electric telescopic rod, and the knocking frame forms a telescopic structure with the support plate via the electric telescopic rod.

[0008] Preferably, a first motor is fixed inside the top of the bracket, and the top of the first motor is connected to the rotating plate.

[0009] Preferably, the adjusting and proportioning mechanism includes a slide rail, and the slide rail is fixed at the bottom of the storage barrel, a support box is fixed on one side of the slide rail, and a second motor is fixed in the support box, the bottom of the second motor is connected to an incomplete gear, and one side of the incomplete gear is meshed with a first circular gear, a first screw rod is fixed on the top of the first circular gear, and the first screw rod is rotatably connected to the slide rail, the outer side of the first screw rod is threadedly connected to a movable plate, and the movable plate is slidably connected in the slide rail.

[0010] Preferably, a top support plate passes through the movable plate, and the top support plate is fixed to the movable plate by bolts. Threaded holes are opened on one side of the top support plate, and the threaded holes are evenly spaced on the top support plate. The bolt passes through one side of the movable plate and is threadedly connected in one of the threaded holes.

[0011] Preferably, one side of the support box is rotatably connected to a rotating shaft, and the second circular gear is fixed to the bottom of the rotating shaft, two convex strips are fixed to the bottom of the first circular gear and the bottom of the second circular gear, and a locking strip is fixed to the bottom of the incomplete gear, and the locking strip is snap-connected between the two convex strips on the first circular gear.

[0012] Preferably, a support frame is fixed in the storage barrel, and the support frame passes through one side of the storage barrel, the rotating shaft passes through the bottom of the support frame and is connected to the belt transmission assembly, and the belt transmission assembly is rotatably connected to the inner side of the support frame, the output end of the belt transmission assembly is connected to the second screw rod, and the outer side of the second screw rod is threadedly connected with a slider, a sliding groove is opened at the bottom of the support frame, and the slider is slidably connected in the sliding groove.

[0013] Preferably, the bottom of the sliding block is connected to the sealing pipe via a connecting column, a sealing block is fixed to the bottom of the supporting frame, and the sealing block is slidably connected in the sealing pipe.

[0014] A method for using a proportioning device for preparing fertilizers, comprising the following steps:

[0015] S1. Install the corresponding number of storage barrels on the rotating plate according to the type of raw materials, manually adjust the height of each supporting plate and fix the supporting plate with bolts, and rotate the rotating plate to position the storage barrel on the pre-storage barrel;

[0016] S2, the incomplete gear rotates, the first circular gear rotates first, the first screw rotates, the moving plate and the top support plate move up, so as to lift the material conveying pipeline, and the capacity of the pre-storage cylinder is adjusted by adjusting the height of the first end of the material conveying pipeline. The height of the first end of the material conveying pipeline is determined by the initial height of the top support plate;

[0017] S3, the second circular gear rotates backward, the rotating shaft, the belt transmission assembly and the second screw rotate, the slider, the connecting column and the sealing pipe move downward, and the raw materials in the storage barrel enter the sealing pipe and the pre-storage barrel along the material guide pipe;

[0018] S4, the incomplete gear rotates, the second circular gear rotates first, the sealing pipeline is reset, the sealing block seals the sealing pipeline, and the valve in the material delivery pipeline is opened, so that the raw materials in the sealed pipeline and the pre-storage cylinder are passed into the mixing box, and the first circular gear rotates later, the top support plate is reset, and the material delivery pipeline is automatically reset;

[0019] S5. After completing the proportioning operation of all raw materials, the electric stirring rod fully stirs and mixes all the raw materials together.

[0020] Compared with the prior art, the invention has the following beneficial effects: the fertilizer preparation proportioning device,

[0021] 1. The fertilizer preparation proportioning device can achieve the purpose of conveniently controlling the proportioning amount. Multiple storage barrels can be installed on the rotating plate. Different storage barrels are used to store different raw materials. Each storage barrel corresponds to a top support plate. The rotating plate can rotate to conveniently and orderly position each storage barrel on the pre-storage barrel. When the top support plate moves up, it can lift up the material delivery pipeline. The top support plate will move up to the top together with the moving plate each time. By adjusting the initial position of the top support plate, the position of the head end of the material delivery pipeline can be adjusted, thereby adjusting the available capacity of the pre-storage barrel, thereby adjusting the proportioning amount of the corresponding raw materials;

[0022] 2. The proportioning device for fertilizer preparation can achieve the purpose of adjusting the proportioning amount by adjusting the capacity and automatically stirring and mixing. When the incomplete gear rotates, it can successively drive the first circular gear and the second circular gear to rotate. The rotation of the first circular gear drives the first screw to rotate. The top support plate moves up together with the moving plate and lifts up the feeding pipeline. The rotation of the second circular gear drives the rotating shaft, the belt transmission assembly and the second screw to rotate. The slider, the connecting column and the sealing pipeline move down, the sealing block leaves the sealing pipeline, and the raw materials in the storage barrel enter the pre-storage barrel. After the incomplete gear rotates, the sealing pipeline is reset. After the raw materials in the pre-storage barrel and the sealed pipeline are passed into the mixing box, the top support plate is reset again, and the feeding pipeline is automatically reset. The electric stirring rod can fully mix various raw materials together;

[0023] 3. The proportioning device for fertilizer preparation can achieve the purpose of preventing blockage. During the process of unloading materials through the material guide pipe and the pre-storage cylinder, the knocking frame can move back and forth left and right under the telescopic action of the electric telescopic rod, so as to repeatedly knock the material guide pipe and the pre-storage cylinder, which is convenient for assisting rapid unloading and avoiding blockage. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a bottom-up three-dimensional structural schematic diagram of the present invention;

[0025] Figure 2It is a schematic diagram of the front view of the three-dimensional structure of the present invention;

[0026] Figure 3 It is a schematic diagram of the front cross-sectional structure of the present invention;

[0027] Figure 4 This is a schematic diagram of the structure of the ratio adjustment mechanism of the present invention;

[0028] Figure 5 For the present invention Figure 1 The enlarged structural diagram at A in the middle;

[0029] Figure 6 For the present invention Figure 3 Enlarged structural diagram at B in the middle.

[0030] In the figure: 1, base; 2, mixing box; 3, electric stirring rod; 4, electric discharge valve; 5, sleeve; 6, support plate; 7, electric telescopic rod; 8, knocking frame; 9, pre-storage cylinder; 10, support block; 11, tension spring; 12, material delivery pipeline; 13, through hole; 14, bracket; 15, first motor; 16, rotating plate; 17, threaded rod; 18, storage cylinder; 19, nut; 20, feed inlet; 21, material guide pipeline; 22, adjusting ratio mechanism; 2201, slide rail; 2202, support box; 2203, second Motor; 2204, incomplete gear; 2205, first circular gear; 2206, first screw rod; 2207, movable plate; 2208, top support plate; 2209, bolt; 2210, threaded hole; 2211, second circular gear; 2212, convex strip; 2213, locking strip; 2214, rotating shaft; 2215, supporting frame; 2216, belt transmission assembly; 2217, second screw rod; 2218, slider; 2219, slide groove; 2220, connecting column; 2221, sealing pipe; 2222, sealing block. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0032] See also Figure 1-6The present invention provides a technical solution: a proportioning device for fertilizer preparation, comprising a base 1, a mixing box 2 is fixed on one side of the upper end surface of the base 1, an electric stirring rod 3 is fixed on the top of the mixing box 2, the electric stirring rod 3 extends into the mixing box 2, an electric discharge valve 4 is fixed to the bottom of the mixing box 2, a sleeve 5 is fixed on the top of the mixing box 2, a support plate 6 is fixed on one side of the mixing box 2, a pre-storage cylinder 9 is fixed on one side of the support plate 6, a support block 10 is fixed in the pre-storage cylinder 9, the upper side of the support block 10 is connected to a feed pipe 12 through a tension spring 11, a through hole 13 is opened on the support plate 6, and the feed pipe 12 passes through the support block 10 and the through hole 13 and extends into the sleeve 5.

[0033] A bracket 14 is fixed to the other side of the upper end surface of the base 1, and a rotating plate 16 is rotatably connected to the top of the bracket 14. A threaded rod 17 is fixed to the outer side of the rotating plate 16, and the threaded rod 17 passes through one side of a storage barrel 18 and is threadedly connected to a nut 19. A feed port 20 is provided at the top of the storage barrel 18, and a material guide pipe 21 is fixed to the bottom of the storage barrel 18. An adjusting proportioning mechanism 22 is fixed to the storage barrel 18, and the adjusting proportioning mechanism 22 passes through the storage barrel 18 and extends into the material guide pipe 21.

[0034] In this embodiment, Figure 1 , Figure 2 and Figure 3 As shown, one side of the support plate 6 is connected to the knocking frame 8 through the electric telescopic rod 7, and the knocking frame 8 forms a telescopic structure with the support plate 6 through the electric telescopic rod 7. The knocking frame 8 can move back and forth left and right under the telescopic action of the electric telescopic rod 7, which is convenient for repeatedly knocking the pre-storage cylinder 9 and the material guide pipe 21, so as to assist in rapid material unloading and avoid blockage.

[0035] In this embodiment, Figure 1 , Figure 2 and Figure 3 As shown, a first motor 15 is fixed inside the top of the bracket 14, and the top of the first motor 15 is connected to a rotating plate 16. A plurality of storage barrels 18 can be installed on the rotating plate 16. Different storage barrels 18 are used to store different raw materials. The rotating plate 16 can rotate under the action of the first motor 15, so that all the storage barrels 18 can be matched with the pre-storage barrel 9 for convenient and orderly batching.

[0036] In this embodiment, Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, the adjusting proportioning mechanism 22 includes a slide rail 2201, and the slide rail 2201 is fixed to the bottom of the storage barrel 18, a support box 2202 is fixed to one side of the slide rail 2201, and a second motor 2203 is fixed in the support box 2202, the bottom of the second motor 2203 is connected to an incomplete gear 2204, and one side of the incomplete gear 2204 is meshedly connected to a first circular gear 2205, a first screw rod 2206 is fixed to the top of the first circular gear 2205, and the first screw rod 2206 is rotatably connected to the slide rail 2201, The outer side of the first screw rod 2206 is threadedly connected to a movable plate 2207, and the movable plate 2207 is slidably connected in the slide rail 2201. The incomplete gear 2204 can rotate under the action of the second motor 2203. The incomplete gear 2204 is meshed and connected with the first circular gear 2205. The first circular gear 2205 rotates with the rotation of the incomplete gear 2204, thereby driving the first screw rod 2206 to rotate. At this time, the movable plate 2207 can slide up or down under the limiting action of the slide rail 2201 and the first screw rod 2206.

[0037] In this embodiment, Figure 1 , Figure 2 , Figure 3 and Figure 6 As shown, a top support plate 2208 passes through the movable plate 2207, and the top support plate 2208 is fixed to the movable plate 2207 by bolts 2209. A threaded hole 2210 is opened on one side of the top support plate 2208, and the threaded holes 2210 are evenly spaced on the top support plate 2208. The bolt 2209 passes through one side of the movable plate 2207 and is threadedly connected in one of the threaded holes 2210. Before using the device, the height of the top support plate 2208 can be adjusted. After adjusting the height of the top support plate 2208, the bolt 2209 can be screwed into the corresponding threaded hole 2210 to fix the top support plate 2208. When the movable plate 2207 moves up, the top support plate 2208 will be driven to move up, and the top support plate 2208 will lift the material conveying pipeline 12, which is convenient for adjusting the capacity of the corresponding pre-storage cylinder 9. Each time the movable plate 2207 moves up to the top, the initial position of the top support plate 2208 determines the capacity of the corresponding pre-storage cylinder 9.

[0038] In this embodiment, Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5As shown, a rotating shaft 2214 is rotatably connected to one side of the support box 2202, and a second circular gear 2211 is fixed to the bottom of the rotating shaft 2214, two convex strips 2212 are fixed to the bottom of the first circular gear 2205 and the bottom of the second circular gear 2211, and a locking strip 2213 is fixed to the bottom of the incomplete gear 2204, and the locking strip 2213 is engaged and connected between the two convex strips 2212 on the first circular gear 2205. When the incomplete gear 2204 rotates and meshes with the second circular gear 2211, the second circular gear 2211 moves along with the incomplete gear 2204. The incomplete gear 2204 rotates with the rotation, thereby driving the rotating shaft 2214 to rotate. The locking bar 2213 can rotate with the incomplete gear 2204. When the incomplete gear 2204 is meshed and connected with the first circular gear 2205, the locking bar 2213 is stuck between the two convex strips 2212 on the second circular gear 2211, and the second circular gear 2211 is in a locked state. When the incomplete gear 2204 is meshed and connected with the second circular gear 2211, the locking bar 2213 is stuck between the two convex strips 2212 on the first circular gear 2205, and the first circular gear 2205 is in a locked state.

[0039] In this embodiment, Figure 3 and Figure 4 As shown, a support frame 2215 is fixed in the storage barrel 18, and the support frame 2215 passes through one side of the storage barrel 18, the rotating shaft 2214 passes through the bottom of the support frame 2215 and is connected to the belt transmission assembly 2216, and the belt transmission assembly 2216 is rotatably connected to the inner side of the support frame 2215, the output end of the belt transmission assembly 2216 is connected to the second screw rod 2217, and the outer side of the second screw rod 2217 is threadedly connected with a slider 2218, a slide groove 2219 is provided at the bottom of the support frame 2215, and the slider 2218 is slidably connected in the slide groove 2219, and the rotation of the rotating shaft 2214 can drive the belt transmission assembly 2216 to operate, thereby driving the second screw rod 2217 to rotate, and at this time, the slider 2218 can slide upward or downward under the limiting action of the second screw rod 2217 and the slide groove 2219.

[0040] In this embodiment, Figure 3 and Figure 4 As shown, the bottom of the slider 2218 is connected to the sealing pipe 2221 through the connecting column 2220, and a sealing block 2222 is fixed to the bottom of the support frame 2215, and the sealing block 2222 is slidably connected in the sealing pipe 2221. The sealing block 2222 seals the sealing pipe 2221 at the beginning, and the sealing block 2222 and the sealing pipe 2221 can be used together to seal the bottom of the material guide pipe 21. When the slider 2218 moves downward, it can drive the connecting column 2220 and the sealing pipe 2221 to move downward. After the sealing block 2222 leaves the sealing pipe 2221, the bottom of the material guide pipe 21 is in an open state, and the raw materials in the material guide pipe 21 can enter the sealing pipe 2221.

[0041] According to another aspect of the present invention, there is provided a method for using a proportioning device for preparing fertilizer, comprising the following steps:

[0042] S1. Install the corresponding number of storage barrels 18 on the rotating plate 16 according to the type of raw materials, manually adjust the height of each supporting plate 2208 and fix the supporting plate 2208 with bolts 2209, and rotate the rotating plate 16 to position the storage barrel 18 on the pre-storage barrel 9;

[0043] S2, the incomplete gear 2204 rotates, the first circular gear 2205 rotates first, the first screw rod 2206 rotates, the moving plate 2207 and the supporting plate 2208 move upward, thereby lifting the material delivery pipeline 12, and adjusting the height of the first end of the material delivery pipeline 12 to adjust the capacity of the pre-storage cylinder 9, and the height of the first end of the material delivery pipeline 12 is determined by the initial height of the supporting plate 2208;

[0044] S3, the second circular gear 2211 rotates backward, the rotating shaft 2214, the belt transmission assembly 2216 and the second screw 2217 rotate, the slider 2218, the connecting column 2220 and the sealing pipe 2221 move downward, and the raw materials in the storage barrel 18 enter the sealing pipe 2221 and the pre-storage barrel 9 along the material guide pipe 21;

[0045] S4, the incomplete gear 2204 rotates, the second circular gear 2211 rotates first, the sealing pipe 2221 is reset, the sealing block 2222 seals the sealing pipe 2221, and the valve in the material delivery pipe 12 is opened, so that the raw materials in the sealing pipe 2221 and the pre-storage cylinder 9 are passed into the mixing box 2, the first circular gear 2205 rotates later, the top support plate 2208 is reset, and the material delivery pipe 12 is automatically reset;

[0046] S5. After the proportioning operation of all raw materials is completed, the electric stirring rod 3 stirs and mixes all the raw materials thoroughly.

[0047] The working principle of the device is as follows: first, select and install a corresponding number of storage barrels 18 according to the type of raw materials. Different storage barrels 18 are used to store different raw materials. After installing multiple storage barrels 18 using nuts 19, the storage barrels 18 can be matched with the pre-storage barrel 9 by rotating the rotating plate 16. The height of each supporting plate 2208 is manually adjusted and the supporting plate 2208 is fixed with bolts 2209. The rotation of the incomplete gear 2204 can drive the first circular gear 2205 and the second circular gear 2211 to rotate successively. When the first circular gear 2205 rotates, the lock bar 2213 locks the second circular gear 2211, when the second circular gear 2211 rotates, the lock bar 2213 locks the first circular gear 2205, the first circular gear 2205 rotates to drive the first screw rod 2206 to rotate, the moving plate 2207 moves up to the top, the supporting plate 2208 lifts the material conveying pipeline 12, the initial height of the material conveying pipeline 12 determines the position of the head end of the material conveying pipeline 12, thereby determining the available capacity of the pre-storage cylinder 9, thereby realizing the proportioning operation, the second circular gear 2211 rotates to drive the rotating shaft 2214, the belt transmission assembly 2216 and the second screw rod 2217 to rotate, the slider 2218, the connecting column 2220 and The sealing pipe 2221 moves downward, the sealing block 2222 leaves the sealing pipe 2221, and the sealing pipe 2221 moves downward to between the material guide pipe 21 and the pre-storage tube 9. The raw materials in the storage tube 18 enter the pre-storage tube 9 along the material guide pipe 21. Then the incomplete gear 2204 rotates, the second circular gear 2211 rotates first, the sealing pipe 2221 moves upward and resets, the sealing block 2222 seals the sealing pipe 2221, and the valve in the material delivery pipe 12 is opened. The raw materials in the pre-storage tube 9 and the sealing pipe 2221 enter the mixing box 2 along the material delivery pipe 12. Then the first circular gear 2205 rotates. , the movable plate 2207 and the top support plate 2208 are reset, the feed pipe 12 is automatically reset under the action of the tension spring 11, the rotating plate 16 can rotate, and each storage barrel 18 can be conveniently and orderly proportioned and fed to the pre-storage barrel 9, the knocking frame 8 can move back and forth left and right, so as to repeatedly knock the material guide pipe 21 and the pre-storage barrel 9, which is convenient for assisting rapid material discharge, and the electric stirring rod 3 can fully stir and mix all the raw materials in the mixing box 2 together, and the fertilizer can be discharged after the electric discharge valve 4 is opened. The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0048] In summary, the proportioning device and use method for fertilizer preparation achieve the purpose of conveniently controlling the proportioning amount, adjusting the proportioning amount by adjusting the capacity, automatic stirring and mixing, and preventing blockage, and meet people's use needs.

[0049] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A fertilizer preparation proportioning device, comprising a base (1), characterized in that: A mixing box (2) is fixed to one side of the upper end surface of the base (1), an electric stirring rod (3) is fixed to the top of the mixing box (2), the electric stirring rod (3) extends into the mixing box (2), an electric discharge valve (4) is fixed to the bottom of the mixing box (2), a sleeve (5) is fixed to the top of the mixing box (2), a support plate (6) is fixed to one side of the mixing box (2), a pre-storage cylinder (9) is fixed to one side of the support plate (6), a support block (10) is fixed in the pre-storage cylinder (9), the upper side of the support block (10) is connected to the material delivery pipeline (12) via a tension spring (11), a through hole (13) is opened on the support plate (6), and the material delivery pipeline (12) passes through the support block (10) and the through hole (13) and extends into the sleeve (5); A bracket (14) is fixed to the other side of the upper end surface of the base (1), the top of the bracket (14) is rotatably connected to a rotating plate (16), a threaded rod (17) is fixed to the outer side of the rotating plate (16), the threaded rod (17) passes through one side of the material storage barrel (18) and is threadedly connected to a nut (19), a feed port (20) is provided at the top of the material storage barrel (18), a material guide pipe (21) is fixed to the bottom of the material storage barrel (18), an adjusting proportioning mechanism (22) is fixed to the material storage barrel (18), the adjusting proportioning mechanism (22) passes through the material storage barrel (18) and extends into the material guide pipe (21), the adjusting proportioning mechanism (22) comprises a slide rail (2201), and the slide rail (2201) is fixed to the material storage barrel (18). The bottom of the cylinder (18) is fixed with a support box (2202) on one side of the slide rail (2201), and a second motor (2203) is fixed in the support box (2202), the bottom of the second motor (2203) is connected to the incomplete gear (2204), and one side of the incomplete gear (2204) is meshingly connected with a first circular gear (2205), a first screw rod (2206) is fixed on the top of the first circular gear (2205), and the first screw rod (2206) is rotatably connected to the slide rail (2201), the outer side of the first screw rod (2206) is threadedly connected to a moving plate (2207), and the moving plate (2207) is slidably connected in the slide rail (2201), and the moving plate (2207) is on A top support plate (2208) is passed through, and the top support plate (2208) is fixed to the movable plate (2207) by bolts (2209); threaded holes (2210) are provided on one side of the top support plate (2208), and the threaded holes (2210) are evenly spaced on the top support plate (2208); the bolts (2209) pass through one side of the movable plate (2207) and are threadedly connected in one of the threaded holes (2210); a rotating shaft (2214) is rotatably connected to one side of the support box (2202), and a second circular gear (2211) is fixed to the bottom of the rotating shaft (2214); two convex strips (2212) are fixed to the bottom of the first circular gear (2205) and the bottom of the second circular gear (2211); A locking strip (2213) is fixed to the bottom of the incomplete gear (2204), and the locking strip (2213) is engaged between two convex strips (2212) on the first circular gear (2205). A support frame (2215) is fixed in the material storage barrel (18), and the support frame (2215) passes through one side of the material storage barrel (18). The rotating shaft (2214) passes through the bottom of the support frame (2215) and is connected to a belt transmission assembly (2216), and the belt transmission assembly (2216) is rotatably connected to the inner side of the support frame (2215). The output end of the belt transmission assembly (2216) is connected to a second screw rod (2217), and a slider (2218) is threadedly connected to the outer side of the second screw rod (2217).The bottom of the support frame (2215) is provided with a slide groove (2219), the slider (2218) is slidably connected in the slide groove (2219), the bottom of the slider (2218) is connected to the sealing pipe (2221) via a connecting column (2220), a sealing block (2222) is fixed to the bottom of the support frame (2215), and the sealing block (2222) is slidably connected in the sealing pipe (2221).

2. A fertilizer preparation proportioning device according to claim 1, characterized in that: One side of the support plate (6) is connected to the knocking frame (8) via an electric telescopic rod (7), and the knocking frame (8) forms a telescopic structure with the support plate (6) via the electric telescopic rod (7).

3. A fertilizer preparation proportioning device according to claim 1, characterized in that: A first motor (15) is fixed inside the top of the bracket (14), and the top of the first motor (15) is connected to the rotating plate (16).

4. A method for using a proportioning device for preparing fertilizer, applied to a proportioning device for preparing fertilizer according to any one of claims 1 to 3, characterized in that: The following steps are involved: S1. Install a corresponding number of material storage barrels (18) onto the rotating plate (16) according to the type of raw materials, manually adjust the height of each supporting plate (2208) and fix the supporting plate (2208) with bolts (2209), and rotate the rotating plate (16) to position the material storage barrel (18) onto the pre-storage barrel (9); S2, the incomplete gear (2204) rotates, the first circular gear (2205) rotates first, the first screw (2206) rotates, the movable plate (2207) and the supporting plate (2208) move upward, thereby lifting the material conveying pipe (12), and adjusting the height of the head end of the material conveying pipe (12) to adjust the capacity of the pre-storage cylinder (9), and the height of the head end of the material conveying pipe (12) is determined by the initial height of the supporting plate (2208); S3, the second circular gear (2211) rotates, the rotating shaft (2214), the belt transmission assembly (2216) and the second screw (2217) rotate, the slider (2218), the connecting column (2220) and the sealing pipe (2221) move downward, and the raw materials in the storage barrel (18) enter the sealing pipe (2221) and the pre-storage barrel (9) along the material guide pipe (21); S4, the incomplete gear (2204) rotates, the second circular gear (2211) rotates first, the sealing pipe (2221) is reset, the sealing block (2222) seals the sealing pipe (2221), and the valve in the material conveying pipe (12) is opened, thereby allowing the raw materials in the sealing pipe (2221) and the pre-storage cylinder (9) to pass into the mixing box (2), the first circular gear (2205) rotates later, the top support plate (2208) is reset, and the material conveying pipe (12) is automatically reset; S5. After all the raw materials are mixed, the electric stirring rod (3) stirs all the raw materials thoroughly.

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