Water and fertilizer mixing and stirring device

Abstract

The utility model provides a kind of water and fertilizer mixing stirring device, belong to water and fertilizer mixing technical field;Water and fertilizer mixing stirring device includes: bottom plate, mixing tank, main shaft, stirring rod, lifting mechanism, cover plate, first motor, rotating plate and cleaning roller;By connecting the one end of rotating plate with first motor, cleaning roller is rotatably connected with the other end of rotating plate, and make cleaning roller and the inner wall of mixing tank are inlaid, to realize that first motor drives rotating plate and cleaning roller rotation, to realize that cleaning roller is rotated along the inner wall of mixing tank, to clean the inner wall of mixing tank, to avoid material remaining on the inner wall of mixing tank, to improve the effect of subsequent water and fertilizer stirring.The bottom plate and mixing tank cooperate to support the main shaft, so that the main shaft can drive multiple stirring rods to rotate in the mixing tank, and multiple stirring rods can stir the material poured into the mixing tank.

Description

Technical Field

[0001] This utility model belongs to the field of water and fertilizer mixing technology, specifically relating to a water and fertilizer mixing and stirring device. Background Technology

[0002] In related technologies, fertilization is required for crops during agricultural planting. When manufacturing fertilizer, fertilizer and water are mixed and stirred in a certain proportion to facilitate subsequent fertilization of crops.

[0003] Existing technology (authorization announcement number: CN222093061U) discloses a water-fertilizer mixing device. This device includes a tank body, a tank lid, a motor mounted on the lid, a stirrer mounted inside the tank body, a feed inlet on the lid, and a discharge outlet on the lower side of the tank body. The stirrer includes a stirring shaft and a multi-layered stirring paddle assembly. Each paddle assembly includes a first stirring body and a second stirring body. One end of the second stirring body is connected to the stirring shaft, and the other end is connected to the first stirring body. The first and second stirring bodies are perpendicular to each other, forming an L-shaped stirring body. The second stirring bodies are symmetrically arranged along the stirring shaft, and the first stirring bodies are arranged along the same radial tangent direction of the stirring shaft. This utility model's water-fertilizer mixing device solves the problem of uneven mixing by installing a multi-layered rotary stirrer, enabling thorough mixing in all areas of the tank body and improving the mixing effect.

[0004] In this prior art, after the water and fertilizer are stirred, some material may remain on the inner wall of the container, which may affect the effect of subsequent stirring of the water and fertilizer. Utility Model Content

[0005] To address the problem in existing technologies where some material may remain on the inner wall of the mixing tank after the initial mixing of water and fertilizer, thus affecting the subsequent mixing effect, this invention provides a water-fertilizer mixing device. This device connects one end of a rotating plate to a first motor and a cleaning roller to the other end of the rotating plate, ensuring the cleaning roller is in contact with the inner wall of the mixing tank. The first motor drives the rotating plate and cleaning roller to rotate, causing the cleaning roller to rotate along the inner wall of the mixing tank, thus cleaning the inner wall and preventing material residue, thereby improving the subsequent mixing effect. The specific technical solution is as follows: A water-fertilizer mixing device includes: a base plate, a mixing tank, a main shaft, stirring rods, a lifting mechanism, a cover plate, a first motor, a rotating plate, and a cleaning roller. The mixing tank is a hollow cavity with an opening at the top and is mounted on the base plate. One end of the main shaft is rotatably connected to the base plate, and the main shaft passes through the bottom of the mixing tank and is rotatably connected to the mixing tank. At least two stirring rods are located inside the mixing tank and are connected to the outer wall of the main shaft. The lifting mechanism is mounted on the base plate. The cover plate is connected to the lifting mechanism and is located above the mixing tank. The first motor is mounted on the cover plate. The rotating plate is located below the cover plate, and one end of the rotating plate is connected to the first motor. The cleaning roller is rotatably connected to the other end of the rotating plate and is in contact with the inner wall of the mixing tank.

[0006] In addition, the water-fertilizer mixing device in the above-mentioned technical solution provided by this utility model may also have the following additional technical features: In the above technical solution, the lifting mechanism includes: a mounting frame, a second motor, a winding drum, and steel wire ropes; the mounting frame is L-shaped, with two mounting frames installed on the base plate and located on both sides of the mixing tank; two second motors are respectively installed on the top of the two mounting frames; two winding drums are respectively connected to the two second motors; one end of each of the two steel wire ropes is connected to the two winding drums, the two steel wire ropes are respectively wound around the outside of the two winding drums, and the other end of each steel wire rope is connected to the top of the cover plate.

[0007] In the above technical solution, the lifting mechanism further includes: a support plate and guide rods; two support plates are respectively installed on the side walls of two mounting brackets, and the two support plates are located below the cover plate; one end of at least two guide rods is respectively connected to the two mounting brackets, the other end of at least two guide rods is respectively connected to the two support plates, and at least two guide rods pass through both sides of the cover plate.

[0008] In the above technical solution, the lifting mechanism also includes: guide wheels; two guide wheels are respectively installed on the side walls of the top of the two mounting frames, and two steel wire ropes are respectively placed on the two guide wheels.

[0009] In the above technical solution, the water-fertilizer mixing device also includes: a third motor, a first bevel gear and a second bevel gear; the third motor is mounted on the base plate; the first bevel gear is connected to the third motor; the second bevel gear is fitted on the outside of the main shaft and meshes with the first bevel gear.

[0010] In the above technical solution, the water-fertilizer mixing device further includes: a chute, a slider, a first baffle, and a second baffle; the chute is annular and is located at the bottom of the cover plate; the slider is T-shaped and is connected to the top of the rotating plate, and at least part of the slider is embedded in the chute; the first baffle is annular and is installed at the bottom of the cover plate, and is located below one side of the chute; the second baffle is annular and is installed at the bottom of the cover plate, and is located below the other side of the chute; wherein, the first baffle and the second baffle are located on both sides of the slider.

[0011] In the above technical solution, the water and fertilizer mixing device also includes: a limiting part; the limiting part is annular, the limiting part is installed below the cover plate, and the limiting part is in contact with the outer wall of the mixing tank.

[0012] In the above technical solution, the bottom of the limiting part is chamfered.

[0013] The water-fertilizer mixing device of this utility model has the following advantages compared with the prior art: 1. By connecting one end of the rotating plate to the first motor and the other end of the cleaning roller to the rotating plate, the cleaning roller is brought into contact with the inner wall of the mixing tank. This allows the first motor to drive the rotating plate and the cleaning roller to rotate, causing the cleaning roller to rotate along the inner wall of the mixing tank. This cleans the inner wall, preventing material residue and improving the subsequent mixing effect of the water and fertilizer. 2. By connecting one end of the main shaft to the base plate and the mixing tank, and connecting multiple stirring rods to the outer wall of the main shaft, the base plate and the mixing tank work together to support the main shaft. This allows the main shaft to drive the multiple stirring rods to rotate within the mixing tank, thus mixing the materials poured into the tank.

[0014] 2. By connecting one end of the wire rope to the drum, the wire rope is wound around the outside of the drum, and the other end of the wire rope is connected to the top of the cover plate. This allows the drum to take in or release the wire rope when the second motor drives it to rotate, thereby moving the cover plate up and down to adjust its height.

[0015] 3. By connecting one end of the guide rod to the mounting bracket and the other end of the guide rod to the support plate, and by passing the guide rod through the cover plate, the mounting bracket and the support plate cooperate to support the guide rod, thereby enabling the cover plate to move up and down along the guide rod, so as to avoid the cover plate from shifting when moving up and down, and thus improve the stability of the cover plate moving up and down.

[0016] 4. By installing two guide wheels on the side walls of the top of the two mounting brackets respectively, and placing two steel wire ropes on the two guide wheels respectively, the guide wheels support the steel wire ropes, thereby avoiding interference between the steel wire ropes and the mounting brackets, preventing damage to the steel wire ropes, and thus improving the user experience of the product.

[0017] 5. By mounting the second bevel gear on the outside of the main shaft and meshing the second bevel gear with the first bevel gear, when the third motor drives the first bevel gear to rotate, the first bevel gear meshes with the second bevel gear to rotate, thereby driving the main shaft to rotate and providing power for rotating the main shaft.

[0018] 6. By positioning the first baffle and the second baffle on both sides of the slider, the first baffle and the second baffle cooperate to limit the slider, thereby preventing the slider from moving out of the groove, supporting the slider, and thus improving the stability of the rotating plate.

[0019] 7. By installing a ring-shaped limiting part under the cover plate and making the limiting part fit against the outer wall of the mixing tank, the mixing tank can limit the cover plate through the limiting part when the cover plate is fastened at the opening of the mixing tank, thereby preventing the cover plate from shifting in the horizontal direction and improving the stability of the cover plate.

[0020] 8. By setting the chamfer at the bottom of the limiting part, the difficulty of embedding the mixing tank into the limiting part is reduced when the cover moves downward, thereby improving the user experience of the product. Attached Figure Description

[0021] Figure 1 This is a cross-sectional view of a water-fertilizer mixing device according to the present invention; Figure 2 for Figure 1 Enlarged view of a portion at point A; Figure 3 for Figure 1 A magnified view of section B; Figure 4 for Figure 1 A magnified view of a portion at point C; Figure 5 This is a perspective view of the cover plate of this utility model; in, Figures 1 to 5 The correspondence between the reference numerals and component names in the attached drawings is as follows: 10. Base plate, 11. Mixing tank, 12. Main shaft, 13. Stirring rod, 14. Lifting mechanism, 141. Mounting bracket, 142. Second motor, 143. Winding drum, 144. Wire rope, 145. Support plate, 146. Guide rod, 147. Guide wheel, 15. Cover plate, 16. First motor, 17. Rotating plate, 18. Cleaning roller, 19. Third motor, 20. First bevel gear, 21. Second bevel gear, 22. Slide groove, 23. Sliding block, 24. First baffle, 25. Second baffle, 26. Limiting part. Detailed Implementation

[0022] The following are specific implementation cases and appendices. Figures 1 to 5 The present invention will be further described below, but the present invention is not limited to these embodiments.

[0023] A water-fertilizer mixing device, such as Figures 1 to 5 As shown, the water-fertilizer mixing device includes: a base plate 10, a mixing tank 11, a main shaft 12, stirring rods 13, a lifting mechanism 14, a cover plate 15, a first motor 16, a rotating plate 17, and a washing roller 18; the mixing tank 11 is a hollow cavity with an opening at the top, and the mixing tank 11 is mounted on the base plate 10; one end of the main shaft 12 is rotatably connected to the base plate 10, the main shaft 12 passes through the bottom of the mixing tank 11, and the main shaft 12 is rotatably connected to the mixing tank 11; at least two stirring rods 13 are located in the mixing tank. Inside the mixing tank 11, at least two stirring rods 13 are connected to the outer wall of the main shaft 12; the lifting mechanism 14 is mounted on the base plate 10; the cover plate 15 is connected to the lifting mechanism 14 and is located above the mixing tank 11; the first motor 16 is mounted on the cover plate 15; the rotating plate 17 is located below the cover plate 15 and one end of the rotating plate 17 is connected to the first motor 16; the cleaning roller 18 is rotatably connected to the other end of the rotating plate 17 and is in contact with the inner wall of the mixing tank 11.

[0024] By installing the mixing tank 11 on the bottom and rotatably connecting one end of the main shaft 12 to the bottom plate 10, the main shaft 12 passes through the bottom of the mixing tank 11 and is rotatably connected to the mixing tank 11, so that the mixing tank 11 and the bottom plate 10 cooperate to support the main shaft 12, thereby enabling the main shaft 12 to rotate inside the mixing tank 11; by placing multiple stirring rods 13 inside the mixing tank 11 and connecting the multiple stirring rods 13 to the outer wall of the main shaft 12, the main shaft 12 drives the multiple stirring rods 13 to rotate inside the mixing tank 11, thereby enabling the multiple stirring rods 13 to stir the material poured into the mixing tank 11. By mounting the lifting mechanism 14 on the base plate 10, connecting the cover plate 15 to the lifting mechanism 14, and positioning the cover plate 15 above the mixing tank 11, the lifting mechanism 14 can drive the cover plate 15 to move up and down, thereby enabling the cover plate 15 to close or open the opening of the mixing tank 11. By mounting the first motor 16 on the cover plate 15 and connecting one end of the rotating plate 17 to the first motor 16, the cover plate 15 supports the first motor 16, thereby enabling the first motor 16 to drive the rotating plate 17 to rotate. By rotatably connecting the cleaning roller 18 to the other end of the rotating plate 17 and making the cleaning pipe fit against the inner wall of the mixing tank 11, the rotating plate 17 can drive the cleaning roller 18 to rotate along the inner wall of the mixing tank 11, thereby enabling the cleaning roller 18 to clean the inner wall of the mixing tank 11 and preventing material residue from remaining on the inner wall of the mixing tank 11.

[0025] When using the product, first activate the lifting mechanism 14 to move the cover plate 15 upward, creating a certain distance between the cover plate 15 and the mixing tank 11, so that the material can be poured into the mixing tank 11. Then, activate the lifting mechanism 14 to move the cover plate 15 downward, so that the cover plate 15 is secured to the opening of the mixing tank 11. Next, rotate the main shaft 12 to drive the stirring rod 13 to rotate, thereby mixing and stirring the material. After the stirring of the material is completed, open the discharge pipe installed at the bottom of the mixing tank 11 to discharge the material through the discharge pipe. Then, activate the first motor 16 to drive the rotating plate 17 to rotate, thereby causing the cleaning roller 18 to rotate along the inner wall of the mixing tank 11, thus cleaning the inner wall of the mixing tank 11 to prevent material residue from remaining on the inner wall of the mixing tank 11.

[0026] With the above structure, by connecting one end of the rotating plate 17 to the first motor 16, and rotatably connecting the cleaning roller 18 to the other end of the rotating plate 17, and making the cleaning roller 18 fit against the inner wall of the mixing tank 11, the first motor 16 drives the rotating plate 17 and the cleaning roller 18 to rotate, thereby causing the cleaning roller 18 to rotate along the inner wall of the mixing tank 11 to clean the inner wall of the mixing tank 11, thus preventing material residue from remaining on the inner wall of the mixing tank 11 and improving the user experience. By rotatably connecting one end of the main shaft 12 to the base plate 10, and rotatably connecting the main shaft 12 to the mixing tank 11, and connecting multiple stirring rods 13 to the outer wall of the main shaft 12, the base plate 10 and the mixing tank 11 cooperate to support the main shaft 12, thereby enabling the main shaft 12 to drive the multiple stirring rods 13 to rotate inside the mixing tank 11, and thus enabling the multiple stirring rods 13 to stir the material poured into the mixing tank 11.

[0027] Specifically, the center of the bottom of the mixing tank 11 is inclined inwards, and the discharge pipe is installed in the circumferential direction at the bottom of the mixing tank 11.

[0028] In embodiments of this utility model, such as Figures 1 to 5 As shown, the lifting mechanism 14 includes: a mounting frame 141, a second motor 142, a winding drum 143, and steel wire ropes 144; the mounting frame 141 is L-shaped, and two mounting frames 141 are mounted on the base plate 10, and the two mounting frames 141 are located on both sides of the mixing tank 11; two second motors 142 are respectively mounted on the top of the two mounting frames 141; two winding drums 143 are respectively connected to the two second motors 142; one end of the two steel wire ropes 144 is respectively connected to the two winding drums 143, the two steel wire ropes 144 are respectively wound around the outside of the two winding drums 143, and the other end of the two steel wire ropes 144 is connected to the top of the cover plate 15.

[0029] By mounting two mounting brackets 141 on the base plate 10 and mounting two second motors 142 on top of the two mounting brackets 141 respectively, the two mounting brackets 141 support the two second motors 142 respectively, thereby improving the stability of the second motors 142; by connecting the winding drum 143 to the second motors 142, the second motors 142 can drive the winding drum 143 to rotate; by connecting one end of the wire rope 144 to the winding drum 143, winding the wire rope 144 around the outside of the winding drum 143, and connecting the other end of the wire rope 144 to the top of the cover plate 15, when the second motor 142 drives the winding drum 143 to rotate, the winding drum 143 can take in or release the wire rope 144, thereby enabling the wire rope 144 to drive the cover plate 15 to move up and down to adjust the height of the cover plate 15.

[0030] Specifically, the synchronizer is electrically connected to the two second motors 142 to ensure that the two second motors 142 start or stop synchronously.

[0031] In embodiments of this utility model, such as Figures 1 to 5 As shown, the lifting mechanism 14 further includes: a support plate 145 and a guide rod 146; the two support plates 145 are respectively installed on the side walls of the two mounting brackets 141, and the two support plates 145 are located below the cover plate 15; one end of at least two guide rods 146 is connected to the two mounting brackets 141 respectively, the other end of at least two guide rods 146 is connected to the two support plates 145 respectively, and at least two guide rods 146 pass through both sides of the cover plate 15 respectively.

[0032] By mounting two support plates 145 on the side walls of two mounting brackets 141 respectively, and positioning the two support plates 145 below the cover plate 15, the mounting brackets 141 support the support plates 145, thereby improving the stability of the support plates 145. By connecting one end of the guide rod 146 to the mounting bracket 141 and the other end of the guide rod 146 to the support plate 145, and allowing the guide rod 146 to pass through the cover plate 15, the mounting brackets 141 and the support plates 145 cooperate to support the guide rod 146, thereby enabling the cover plate 15 to move up and down along the guide rod 146, preventing the cover plate 15 from shifting during up and down movement, and thus improving the stability of the cover plate 15 during up and down movement.

[0033] In embodiments of this utility model, such as Figures 1 to 5 As shown, the lifting mechanism 14 also includes: guide wheels 147; the two guide wheels 147 are respectively installed on the side walls of the top of the two mounting brackets 141, and the two wire ropes 144 are respectively placed on the two guide wheels 147.

[0034] By installing two guide wheels 147 on the side walls of the top of the two mounting brackets 141 respectively, and placing two steel wire ropes 144 on the two guide wheels 147 respectively, the guide wheels 147 support the steel wire ropes 144, thereby avoiding interference between the steel wire ropes 144 and the mounting brackets 141, thus preventing damage to the steel wire ropes 144 and improving the user experience of the product.

[0035] In embodiments of this utility model, such as Figures 1 to 5 As shown, the water-fertilizer mixing device also includes: a third motor 19, a first bevel gear 20, and a second bevel gear 21; the third motor 19 is mounted on the base plate 10; the first bevel gear 20 is connected to the third motor 19; the second bevel gear 21 is fitted on the outside of the main shaft 12, and the second bevel gear 21 meshes with the first bevel gear 20.

[0036] By mounting the third motor 19 on the base plate 10 and connecting the first bevel gear 20 to the third motor 19, the third motor 19 can drive the first bevel gear 20 to rotate, thereby providing power for rotating the first bevel gear 20. By fitting the second bevel gear 21 on the outside of the main shaft 12 and meshing the second bevel gear 21 with the first bevel gear 20, when the third motor 19 drives the first bevel gear 20 to rotate, the first bevel gear 20 meshes with the second bevel gear 21 to rotate, thereby driving the main shaft 12 to rotate, thus providing power for rotating the main shaft 12.

[0037] In embodiments of this utility model, such as Figures 1 to 5 As shown, the water-fertilizer mixing device further includes: a chute 22, a slider 23, a first baffle 24, and a second baffle 25; the chute 22 is annular and is located at the bottom of the cover plate 15; the slider 23 is T-shaped and is connected to the top of the rotating plate 17, and at least part of the slider 23 is embedded in the chute 22; the first baffle 24 is annular and is installed at the bottom of the cover plate 15, and is located below one side of the chute 22; the second baffle 25 is annular and is installed at the bottom of the cover plate 15, and is located below the other side of the chute 22; wherein, the first baffle 24 and the second baffle 25 are located on both sides of the slider 23.

[0038] By setting an annular groove 22 at the bottom of the cover plate 15, connecting the slider 23 to the top of the rotating plate 17, and embedding at least part of the slider 23 into the groove 22, the slider 23 and the rotating plate 17 can rotate synchronously, thereby enabling the slider 23 to rotate along the groove 22. By installing a first annular baffle 24 at the bottom of the cover plate 15 and positioning it below one side of the slide groove 22, the cover plate 15 supports the first baffle 24, thereby improving the stability of the first baffle 24. By installing a second annular baffle 25 at the bottom of the cover plate 15 and positioning it below one side of the slide groove 22, the cover plate 15 supports the second baffle 25, thereby improving the stability of the second baffle 25. By positioning the first baffle 24 and the second baffle 25 on both sides of the slider 23, the first baffle 24 and the second baffle 25 cooperate to limit the slider 23, thereby preventing the slider 23 from moving out of the slide groove 22, thus supporting the slider 23 and improving the rotational stability of the rotating plate 17.

[0039] In embodiments of this utility model, such as Figures 1 to 5 As shown, the water-fertilizer mixing device also includes a limiting part 26; the limiting part 26 is annular, the limiting part 26 is installed below the cover plate 15, and the limiting part 26 is in contact with the outer wall of the mixing tank 11.

[0040] By installing a ring-shaped limiting part 26 below the cover plate 15 and making the limiting part 26 fit against the outer wall of the mixing tank 11, the mixing tank 11 can limit the cover plate 15 through the limiting part 26 when the cover plate 15 is fastened at the opening of the mixing tank 11, thereby preventing the cover plate 15 from shifting in the horizontal direction and improving the stability of the cover plate 15.

[0041] In embodiments of this utility model, such as Figures 1 to 5 As shown, the bottom of the limiting part 26 is chamfered.

[0042] By setting the chamfer at the bottom of the limiting part 26, the difficulty of embedding the mixing tank 11 into the limiting part 26 is reduced when the cover 15 moves downward, thereby improving the user experience of the product.

[0043] In the description of this utility model, the term "multiple" refers to two or more. Unless otherwise explicitly defined, the terms "upper," "lower," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. The terms "connection," "installation," "fixing," etc., should be interpreted broadly. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection or an indirect connection through an intermediate medium. For those skilled in the art, the specific meaning of the above terms in this utility model can be understood according to the specific circumstances.

[0044] In the description of this utility model, the terms "one embodiment," "some embodiments," "specific embodiment," etc., refer to a specific feature, structure, material, or characteristic described in connection with that embodiment or example, which is included in at least one embodiment or example of this utility model. In this utility model, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples.

[0045] The above description is merely a preferred embodiment of this utility model and is not intended to limit the utility model. Various modifications and variations can be made to this utility model by those skilled in the art. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of this utility model should be included within the protection scope of this utility model.

Claims

1. A water-fertilizer mixing and stirring device, characterized in that, The water-fertilizer mixing and stirring device includes: Base plate; A mixing tank, wherein the mixing tank is a hollow cavity with an opening at the top, and the mixing tank is mounted on the base plate; A main shaft, one end of which is rotatably connected to the base plate, the main shaft passing through the bottom of the mixing tank and being rotatably connected to the mixing tank; At least two of the stirring rods are located inside the mixing tank, and at least two of the stirring rods are connected to the outer wall of the main shaft; A lifting mechanism, which is mounted on the base plate; A cover plate, which is connected to the lifting mechanism and is located above the mixing tank; A first motor is mounted on the cover plate; A rotating plate, located below the cover plate, with one end of the rotating plate connected to the first motor; A cleaning roller is rotatably connected to the other end of the rotating plate, and the cleaning roller is in contact with the inner wall of the mixing tank.

2. The water-fertilizer mixing and stirring device according to claim 1, characterized in that, The lifting mechanism includes: The mounting bracket is L-shaped, and two mounting brackets are mounted on the base plate, with the two mounting brackets located on both sides of the mixing tank; The second motor, two of the second motors are respectively mounted on the top of the two mounting brackets; Two spools are respectively connected to two second motors; Two wire ropes, one end of which is connected to two winding drums respectively, the two wire ropes are wound around the outside of the two winding drums respectively, and the other end of the two wire ropes is connected to the top of the cover plate.

3. The water-fertilizer mixing and stirring device according to claim 2, characterized in that, The lifting mechanism also includes: Support plates, two of which are respectively mounted on the side walls of the two mounting brackets, and the two support plates are located below the cover plate; The guide rods, at least two of which have one end connected to the two mounting brackets respectively, and the other end of the guide rods respectively connected to the two support plates, and the guide rods respectively pass through both sides of the cover plate.

4. The water-fertilizer mixing and stirring device according to claim 3, characterized in that, The lifting mechanism also includes: Guide wheels, two of the guide wheels are respectively mounted on the side walls of the top of the two mounting brackets, and two steel wire ropes are respectively placed on the two guide wheels.

5. The water-fertilizer mixing and stirring device according to claim 1, characterized in that, The water-fertilizer mixing and stirring device also includes: A third motor, which is mounted on the base plate; The first bevel gear is connected to the third motor; The second bevel gear is mounted on the outside of the main shaft and meshes with the first bevel gear.

6. The water-fertilizer mixing and stirring device according to claim 5, characterized in that, The water-fertilizer mixing and stirring device also includes: A sluice, the sluice being annular, is disposed at the bottom of the cover plate; The slider is T-shaped and connected to the top of the rotating plate, with at least a portion of the slider embedded in the groove. The first baffle is annular and is installed at the bottom of the cover plate, and is located below one side of the slide groove. The second baffle is annular and is installed at the bottom of the cover plate, and is located below the other side of the slide groove; The first baffle and the second baffle are located on both sides of the slider.

7. The water-fertilizer mixing and stirring device according to claim 6, characterized in that, The water-fertilizer mixing and stirring device also includes: The limiting part is annular and is installed below the cover plate, and is in contact with the outer wall of the mixing tank.

8. The water-fertilizer mixing and stirring device according to claim 7, characterized in that: The bottom of the limiting part is chamfered.

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