A water-fertilizer integrated fertilization device

By designing an integrated water and fertilizer fertilization device that can make tap water come into contact with air and accelerate chlorine volatility through stirring, the problem of difficulty in evaporation of chlorine in tap water is solved, and irrigation efficiency and fertilization uniformity are improved.

CN222736659UActive Publication Date: 2025-04-11李林东 +3
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Patent Information

Application Number
CN202421435475.9
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-06-22
Publication Date
2025-04-11
Estimated Expiration
2034-06-22

AI Technical Summary

Technical Problem

When the existing integrated water-fertilizer fertilization device is irrigated with tap water, chlorine is difficult to evaporate effectively, resulting in a decrease in soil health and affecting crop growth.

Method used

A water-fertilizer integrated fertilization device is designed. By pushing the push block to remove the limit of the handle, opening the rotating lid of the storage tank, making tap water come into contact with air, and using a driving motor to stir the water body, increasing the contact area between water and air, and shortening the chlorine volatility time.

Benefits of technology

It effectively shortens the volatility time of chlorine, improves the efficiency of crop irrigation, avoids chlorine to reduce soil health, and enhances the uniformity and practicality of fertilization.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a water-fertilizer integrated fertilization device, including a cart, a watering mechanism is arranged on the top of the cart, an auxiliary mechanism is arranged on the cart, the watering mechanism includes a storage tank, a fixing plate, a watering assembly, a cover opening assembly, a limiting assembly, a stirring assembly, and a filtering assembly, and the top of the cart is fixedly connected with the storage tank. The utility model provides a water-fertilizer integrated fertilization device, which can release the restriction on the handle by pushing the push block, and then the handle can be rotated to open the two rotating covers, so that the tap water in the storage tank can contact with the outside air, so that the chlorine in the water can be volatilized, and the driving motor can be started to stir the tap water, so as to increase the contact area between the water and the air, and can greatly shorten the time for the volatilization of the chlorine, so as to improve the efficiency of watering the crops, volatilize the chlorine, and can also prevent the chlorine from reducing the health of the soil, so as to avoid affecting the growth of the crops, and improve the practicality of the device.
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Description

Technical Field

[0001] The utility model relates to the technical field of irrigation and fertilization devices, in particular to a water-fertilizer integrated fertilization device. Background Art

[0002] Fertilizer water can be added to water for irrigation, which is called water-fertilizer integration. Water-fertilizer integration is an efficient and convenient fertilization method, especially suitable for home gardening, greenhouse planting and field crop production management. Water-fertilizer integration is an efficient and simple fertilization method. As long as the fertilizer water concentration and irrigation frequency are reasonably controlled, the growth effect of plants can be significantly improved.

[0003] For example, a Chinese utility model patent (CN220755503U) discloses an integrated fertilization device for seed, water and fertilizer, which records: "Through the mutual cooperation between the fertilizer box, stirring motor, stirring rod, scraper, spiral blade, discharge pipe and other components, the fertilizer in the inner cavity of the fertilizer box can be stirred, thereby avoiding the problem of fertilizer easily accumulating and agglomerating in the fertilizer box, and can facilitate the fertilizer to be evenly and quantitatively transported to the inner cavity of the discharge pipe, so that the fertilization is uniform, which is conducive to the uniform growth of olive." It also records: "Fertilizer is easy to accumulate and agglomerate in the fertilizer box, so that the fertilizer cannot be evenly and quantitatively transported into the discharge pipe, resulting in uneven fertilization, affecting the uniform growth of olive. At the same time, when water is added to the water tank, the solid impurities in the water cannot be filtered, resulting in the solid impurities being retained in the water tank, which is inconvenient to clean and reduces the practicality of the device." Technical problems.

[0004] In summary, it can be seen that the prior art uses a filter to remove impurities in water. However, this method has the following technical problems: in the actual process of irrigating crops, fertilizer water and water are mixed for irrigation and fertilization, and the water mostly comes from tap water, which contains more chlorine, and chlorine will reduce the health of the soil, thereby affecting the growth of crops. The traditional method of leaving the water to stand for a period of time to allow the chlorine in the water to evaporate naturally takes a long time. For this reason, the present application proposes a water-fertilizer integrated fertilization device to provide a new technical solution to solve the technical problems mentioned in the above patents. Utility Model Content

[0005] Based on this, it is necessary to provide a water-fertilizer integrated fertilization device to address the above technical problems. The restriction on the handle can be released by pushing the push block, and then the handle can be turned to open the two rotating covers, so that the tap water in the storage tank can come into contact with the external air, thereby allowing the chlorine in the water to volatilize, and starting the drive motor to stir the tap water, thereby increasing the contact area between the water and the air, which can greatly shorten the time for chlorine volatilization, thereby improving the efficiency of crop irrigation, volatilizing the chlorine, and preventing the chlorine from reducing the health of the soil, thereby avoiding affecting the growth of crops, and improving the practicality of the device.

[0006] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0007] A water-fertilizer integrated fertilization device is used for crop irrigation.

[0008] The water-fertilizer integrated fertilization device specifically comprises:

[0009] A cart, a watering mechanism is provided on the top of the cart, and an auxiliary mechanism is provided on the cart;

[0010] The watering mechanism includes a storage tank, a fixing plate, a watering assembly, a cover opening assembly, a limiting assembly, a stirring assembly, and a filtering assembly. The top of the cart is fixedly connected with the storage tank, and the inner wall of the storage tank near the top opening is fixedly connected with a fixing plate.

[0011] As a preferred embodiment of the water-fertilizer integrated fertilization device provided by the utility model, the irrigation assembly includes a water pump, a water pump is fixedly installed on the top of the cart, a water inlet pipe of the water pump is fixedly connected to the inner wall of the storage tank, an irrigation pipe is fixedly connected to the inner wall of the cart, and a water outlet pipe of the water pump is fixedly connected to the inner wall of the irrigation pipe.

[0012] As a preferred embodiment of the water-fertilizer integrated fertilization device provided by the utility model, the cover opening assembly includes a support plate, the top of the fixed plate and the support plates are fixedly connected near the front and rear sides, the inner wall of the support plate is rotatably connected with a rotating shaft, one end of the rotating shaft is fixedly connected with a handle, the left and right sides of the fixed plate are respectively rotatably connected with a rotating cover, the outer wall of the rotating shaft and the winding rope are fixedly connected near the front and rear sides, and the end of the winding rope away from the rotating shaft is fixedly connected to the top of the rotating cover.

[0013] As a preferred embodiment of the water-fertilizer integrated fertilization device provided by the utility model, the limiting component includes a limiting shell, an outer wall of the support plate close to the handle is fixedly connected to the limiting shell, the inner wall of the limiting shell is slidably connected to a limiting rod, a plurality of limiting holes are opened on the side of the handle close to the support plate, the limiting rod is clamped in the limiting hole, one end of the limiting rod located inside the limiting shell is fixedly connected to a push block, the push block is slidably connected to the inner wall of the limiting shell, the side of the push block away from the limiting rod is fixedly connected to an extrusion spring, and one end of the extrusion spring away from the push block is fixedly connected to the inner wall of the limiting shell.

[0014] As a preferred embodiment of the water-fertilizer integrated fertilization device provided by the utility model, the stirring assembly includes a driving motor, the driving motor is fixedly installed on the top of the fixed plate, the output end of the driving motor is fixedly connected to a stirring shaft, the stirring shaft is rotatably connected to the inner wall of the storage tank, the outer wall of the stirring shaft is fixedly connected to a plurality of stirring blades, and a cleaning brush is fixedly connected to the side of the stirring blade away from the stirring shaft.

[0015] As a preferred embodiment of the water-fertilizer integrated fertilization device provided by the utility model, the filtering assembly includes a receiving frame, two receiving frames are fixedly connected to the inner wall of the storage tank, a screen frame is overlapped on the receiving frame, and a fixing block is fixedly connected to the top of the screen frame.

[0016] As a preferred embodiment of the water-fertilizer integrated fertilization device provided by the utility model, the auxiliary mechanism includes a threaded rod threadedly connected to the inner wall of the cart, the bottom end of the threaded rod is rotatably connected to a soil-breaking block, the top of the soil-breaking block is fixedly connected to a sliding rod, the sliding rod is slidably connected to the inner wall of the cart, the bottom of the cart is fixedly connected to a smoothing block, and a plurality of smoothing grooves are provided on the smoothing block.

[0017] Compared with the prior art, the utility model has the following beneficial effects:

[0018] The water-fertilizer integrated fertilizing device provided by the utility model can release the restriction on the handle by pushing the push block, and then the handle can be rotated to open the two rotating covers, so that the tap water in the storage tank can contact the external air, so that the chlorine in the water can be volatilized, and the driving motor can be started to stir the tap water, so as to increase the contact area between the water and the air, which can greatly shorten the volatilization time of the chlorine, thereby improving the efficiency of watering the crops, and volatilizing the chlorine can also prevent the chlorine from reducing the health of the soil, thereby avoiding the influence on the growth of the crops, and improving the practicality of the device.

[0019] The utility model provides a water-fertilizer integrated fertilizing device, which can drive the stirring blades to stir the liquid in the storage tank through the driving motor, and accelerates the volatilization of chlorine while also accelerating the mixing of fertilizer and water, thereby making the fertilization of crops more uniform, thereby improving the fertilization effect on the crops, and the stirring of the stirring blades can drive the corresponding cleaning brush to move, thereby cleaning the inside of the storage tank, thereby improving the practicability of the device.

[0020] The water-fertilizer integrated fertilizing device provided by the utility model can simultaneously drive two winding ropes to be wound and unfolded by rotating the handle, and then the two rotating covers can be opened and closed at the same time. The opening of the two rotating covers allows the operator to add water to the two openings at the top of the storage tank at the same time, thereby improving the efficiency of water injection, or adding fertilizer water on one side and water on the other side, which is convenient for the user to operate at the same time, and can make the water inside the storage tank fully contact with the air, accelerate the volatilization of chlorine, and the opening degree of the rotating cover can be kept stable through the limiting rod and the limiting hole, thereby improving the stability of the device.

[0021] The utility model provides a water-fertilizer integrated fertilizing device, which can filter added water and fertilizer water through a screen frame to prevent impurities from entering the interior of a storage tank and causing blockage of a water pump in a later stage. The screen frame is supported by a receiving frame and can be taken out by pulling a fixed block, so that the disassembly and installation of the screen frame are relatively convenient. The screen frame has a certain depth, which can reduce the splashing of water out of the storage tank caused by adding water too quickly, thereby reducing water waste.

[0022] The utility model provides a water-fertilizer integrated fertilizing device. The height of the soil-breaking block can be adjusted by a threaded rod in an auxiliary mechanism, and grooves for irrigation can be cut on the ground by means of the soil-breaking block to meet the requirements of different crops for irrigation depth. The cut soil can be gathered to the middle by means of the smoothing block and the smoothing groove, and then the irrigated groove can be sealed with soil, thereby reducing water evaporation and improving the irrigation effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the scheme in the utility model, a brief introduction is given below to the drawings required for use in the description of the embodiments. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0024] Figure 1 This is a schematic diagram of the overall structure of the water-fertilizer integrated fertilization device provided by the utility model;

[0025] Figure 2 A schematic diagram of the overall structure of the irrigation mechanism of the water-fertilizer integrated fertilization device provided by the utility model;

[0026] Figure 3 This is an enlarged view of the irrigation mechanism portion of the water-fertilizer integrated fertilization device provided by the utility model;

[0027] Figure 4 A schematic diagram of the internal structure of a storage tank of the water-fertilizer integrated fertilization device provided by the utility model;

[0028] Figure 5 A schematic diagram of the internal structure of the limiting shell of the water-fertilizer integrated fertilization device provided by the utility model;

[0029] Figure 6 This is an enlarged structural schematic diagram of the auxiliary mechanism of the water-fertilizer integrated fertilization device provided by the utility model.

[0030] The markings in the figure are as follows:

[0031] 1. Trolley; 2. Irrigation mechanism; 3. Auxiliary mechanism; 4. Storage tank; 5. Fixed plate; 6. Water pump; 7. Irrigation pipe; 8. Support plate; 9. Rotating shaft; 10. Handle; 11. Winding rope; 12. Rotating cover; 13. Limiting shell; 14. Limiting rod; 15. Limiting hole; 16. Extrusion spring; 17. Push block; 18. Receiver; 19. Screen frame; 20. Fixed block; 21. Driving motor; 22. Stirring shaft; 23. Stirring blade; 24. Cleaning brush; 25. Threaded rod; 26. Soil breaking block; 27. Sliding rod; 28. Smoothing block; 29. ​​Smoothing groove. DETAILED DESCRIPTION

[0032] In order to enable those skilled in the art to better understand the solution of the utility model, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the utility model.

[0033] As described in the background technology, in the actual process of irrigating crops, a mixture of fertilizer and water is used for irrigation and fertilization, and the water mostly comes from tap water, which contains more chlorine. Chlorine will reduce the health of the soil and thus affect the growth of crops. The traditional method of leaving the water to stand for a period of time to allow the chlorine in the water to evaporate naturally takes a long time.

[0034] In order to solve this technical problem, the utility model provides a water-fertilizer integrated fertilization device, which is applied to crop irrigation.

[0035] Specifically, please refer to Figure 1-Figure 2 The water-fertilizer integrated fertilization device specifically includes:

[0036] It comprises a cart 1, a watering mechanism 2 is arranged on the top of the cart 1, and an auxiliary mechanism 3 is arranged on the cart 1;

[0037] The pouring mechanism 2 includes a storage tank 4, a fixed plate 5, a pouring assembly, a cover opening assembly, a limiting assembly, a stirring assembly, and a filtering assembly. The top of the cart 1 is fixedly connected to the storage tank 4, and the inner wall of the storage tank 4 is fixedly connected to the fixed plate 5 near the top opening.

[0038] The water-fertilizer integrated fertilizing device provided by the utility model can release the restriction on the handle 10 by pushing the push block 17, and then the handle 10 can be rotated to open the two rotating covers 12, so that the tap water in the storage tank 4 can contact with the external air, thereby volatilizing the chlorine in the water, and starting the driving motor 21 to stir the tap water, thereby increasing the contact area between the water and the air, which can greatly shorten the volatilization time of the chlorine, thereby improving the efficiency of watering the crops, volatilizing the chlorine, and preventing the chlorine from reducing the health of the soil, thereby avoiding affecting the growth of the crops, and improving the practicality of the device.

[0039] In order to enable those skilled in the art to better understand the solution of the utility model, the technical solution in the embodiments of the utility model will be clearly and completely described below in conjunction with the accompanying drawings.

[0040] Embodiment 1:

[0041] Please refer to Figure 2-Figure 5 , a water-fertilizer integrated fertilization device, comprising:

[0042] The irrigation assembly includes a water pump 6, the water pump 6 is fixedly installed on the top of the cart 1, the water inlet pipe of the water pump 6 is fixedly connected to the inner wall of the storage tank 4, the inner wall of the cart 1 is fixedly connected to the irrigation pipe 7, the water outlet pipe of the water pump 6 is fixedly connected to the inner wall of the irrigation pipe 7, and the bottom of the irrigation pipe 7 is provided with a plurality of nozzles that can spray out a liquid mixed with fertilizer water and water.

[0043] The opening cover assembly includes a support plate 8, the top of the fixed plate 5 and the support plates 8 are fixedly connected thereto near the front and rear sides, the inner wall of the support plate 8 is rotatably connected thereto with a rotating shaft 9, one end of the rotating shaft 9 is fixedly connected thereto with a handle 10, the left and right sides of the fixed plate 5 are rotatably connected thereto with a rotating cover 12, when the rotating cover 12 is closed on the storage tank 4, it can be kept stable by a magnet or a buckle, the outer wall of the rotating shaft 9 and the winding rope 11 are fixedly connected thereto near the front and rear sides, and one end of the winding rope 11 away from the rotating shaft 9 is fixedly connected to the top of the rotating cover 12.

[0044] The limiting assembly includes a limiting shell 13, an outer wall of a support plate 8 close to the handle 10 is fixedly connected to the limiting shell 13, an inner wall of the limiting shell 13 is slidably connected to a limiting rod 14, a plurality of limiting holes 15 are provided on one side of the handle 10 close to the support plate 8, the limiting rod 14 is snapped into the limiting holes 15, one end of the limiting rod 14 located inside the limiting shell 13 is fixedly connected to a push block 17, the push block 17 may be provided with anti-slip grooves to facilitate the operator to push the push block 17, the push block 17 is slidably connected to the inner wall of the limiting shell 13, a side of the push block 17 away from the limiting rod 14 is fixedly connected to an extrusion spring 16, and one end of the extrusion spring 16 away from the push block 17 is fixedly connected to the inner wall of the limiting shell 13.

[0045] The stirring assembly includes a driving motor 21, and the driving motor 21 is fixedly installed on the top of the fixed plate 5. The output end of the driving motor 21 is fixedly connected to a stirring shaft 22, and the stirring shaft 22 is rotatably connected to the inner wall of the storage tank 4. The outer wall of the stirring shaft 22 is fixedly connected to a plurality of stirring blades 23, and a cleaning brush 24 is fixedly connected to the side of the stirring blade 23 away from the stirring shaft 22. A plurality of bristles are fixed on the side of the cleaning brush 24 away from the stirring blade 23, and the bristles are tightly attached to the inner wall of the storage tank 4.

[0046] The filtering assembly includes a receiving frame 18, and two receiving frames 18 are fixedly connected to the inner wall of the storage tank 4. A screen frame 19 is overlapped on the receiving frame 18. The screen frame 19 can filter impurities in water or fertilizer water. A fixed block 20 is fixedly connected to the top of the screen frame 19.

[0047] Through the above structural design, the push block 17 is pushed to make the limiting rod 14 slide toward the inside of the limiting shell 13, thereby compressing the extrusion spring 16 until the limiting rod 14 leaves the internal position of the limiting hole 15, and the handle 10 is turned to drive the rotating shaft 9 to rotate accordingly, thereby making the two winding ropes 11 both wind around the rotating shaft 9, and then the two rotating covers 12 can be pulled up at the same time. After the rotating covers 12 are pulled up to a suitable angle, the push block 17 is released, and water is added to the inside of the storage tank 4. When the water passes through the screen frame 19, the screen frame 19 filters the impurities in the water. After the water is added, the drive motor 21 is started to drive the stirring shaft 22 to rotate, thereby driving The stirring blade 23 and the cleaning brush 24 move accordingly, thereby accelerating the volatilization of chlorine in the water. After the appropriate time, add fertilizer water to the storage tank 4. After adding, pinch the fixing block 20, take out the screen frame 19 for cleaning, and then put the screen frame 19 back on the receiving frame 18, drive and then push the push block 17 again, reverse the handle 10, and re-cover the two rotating covers 12 on the storage tank 4. Then, the drive motor 21 can be started again to stir and mix the water and fertilizer water. After the appropriate time, turn off the drive motor 21, start the water pump 6, and transfer the water and fertilizer water mixture in the storage tank 4 to the irrigation pipe 7, and then irrigate through the nozzle on the irrigation pipe 7.

[0048] Embodiment 2:

[0049] The water-fertilizer integrated fertilization device provided in Example 1 is further optimized. Specifically, Figure 6 As shown, the auxiliary mechanism 3 includes a threaded rod 25 threadedly connected to the inner wall of the cart 1, and the bottom end of the threaded rod 25 is rotatably connected to a soil-breaking block 26. A plurality of scratching blocks are arranged at the bottom of the soil-breaking block 26, and the ground can be broken by the scratching blocks. The scratching blocks correspond to the nozzles on the irrigation pipe 7. A sliding rod 27 is fixedly connected to the top of the soil-breaking block 26, and the sliding rod 27 is slidably connected to the inner wall of the cart 1. A smoothing block 28 is fixedly connected to the bottom of the cart 1, and a plurality of smoothing grooves 29 are provided on the smoothing block 28, and the shape of the smoothing grooves 29 is trapezoidal.

[0050] Through the above-mentioned structural design, the threaded rod 25 can be rotated to mobilize the soil-breaking block 26 to rise and fall under the restriction of the sliding rod 27. After the soil-breaking block 26 is adjusted to an appropriate height, the cart 1 is pushed, so that the soil-breaking block 26 can cut multiple irrigation grooves on the ground, and then the nozzle on the irrigation pipe 7 can irrigate the grooves. As the cart 1 moves, the smoothing grooves 29 on the smoothing block 28 are at the rear, which gathers the soil on both sides of the irrigation grooves and fills the irrigation grooves.

Claims

1. A water-fertilizer integrated fertilization device, comprising a cart (1), characterized in that: A watering mechanism (2) is provided on the top of the cart (1), and an auxiliary mechanism (3) is provided on the cart (1); The irrigation mechanism (2) comprises a storage tank (4), a fixing plate (5), an irrigation assembly, a cover opening assembly, a limiting assembly, a stirring assembly, and a filtering assembly. The top of the cart (1) is fixedly connected to the storage tank (4), and the fixing plate (5) is fixedly connected to the inner wall of the storage tank (4) near the top opening.

2. The water-fertilizer integrated fertilization device according to claim 1, characterized in that: The irrigation assembly comprises a water pump (6), the water pump (6) is fixedly mounted on the top of the cart (1), the water inlet pipe of the water pump (6) is fixedly connected to the inner wall of the storage tank (4), the inner wall of the cart (1) is fixedly connected to an irrigation pipe (7), and the water outlet pipe of the water pump (6) is fixedly connected to the inner wall of the irrigation pipe (7).

3. The water-fertilizer integrated fertilization device according to claim 1, characterized in that: The cover opening assembly comprises a support plate (8), the top of the fixed plate (5) and the support plates (8) are fixedly connected near the front and rear sides respectively, the inner wall of the support plate (8) is rotatably connected with a rotating shaft (9), one end of the rotating shaft (9) is fixedly connected with a handle (10), the left and right sides of the fixed plate (5) are rotatably connected with a rotating cover (12), the outer wall of the rotating shaft (9) and the winding rope (11) are fixedly connected near the front and rear sides respectively, and the end of the winding rope (11) away from the rotating shaft (9) is fixedly connected to the top of the rotating cover (12).

4. The water-fertilizer integrated fertilization device according to claim 3 is characterized in that: The limiting assembly comprises a limiting shell (13), an outer wall of a support plate (8) close to the handle (10) is fixedly connected to the limiting shell (13), an inner wall of the limiting shell (13) is slidably connected to a limiting rod (14), a side of the handle (10) close to the support plate (8) is provided with a plurality of limiting holes (15), the limiting rod (14) is snapped into the limiting holes (15), one end of the limiting rod (14) located inside the limiting shell (13) is fixedly connected to a push block (17), the push block (17) is slidably connected to the inner wall of the limiting shell (13), a side of the push block (17) away from the limiting rod (14) is fixedly connected to an extrusion spring (16), and one end of the extrusion spring (16) away from the push block (17) is fixedly connected to the inner wall of the limiting shell (13).

5. The water-fertilizer integrated fertilization device according to claim 1, characterized in that: The stirring assembly comprises a driving motor (21), the driving motor (21) is fixedly mounted on the top of the fixing plate (5), the output end of the driving motor (21) is fixedly connected to a stirring shaft (22), the stirring shaft (22) is rotatably connected to the inner wall of the storage tank (4), a plurality of stirring blades (23) are fixedly connected to the outer wall of the stirring shaft (22), and a cleaning brush (24) is fixedly connected to the side of the stirring blade (23) away from the stirring shaft (22).

6. The water-fertilizer integrated fertilization device according to claim 1, characterized in that: The filter assembly comprises a receiving frame (18), two receiving frames (18) are fixedly connected to the inner wall of the storage tank (4), a screen frame (19) is overlapped on the receiving frame (18), and a fixing block (20) is fixedly connected to the top of the screen frame (19).

7. The water-fertilizer integrated fertilization device according to claim 1, characterized in that: The auxiliary mechanism (3) comprises a threaded rod (25) threadedly connected to the inner wall of the cart (1); the bottom end of the threaded rod (25) is rotatably connected to a soil-breaking block (26); the top of the soil-breaking block (26) is fixedly connected to a sliding rod (27); the sliding rod (27) is slidably connected to the inner wall of the cart (1); the bottom of the cart (1) is fixedly connected to a smoothing block (28); and a plurality of smoothing grooves (29) are provided on the smoothing block (28).

Citation Information

Patent Citations

  • Water and fertilizer integrated fertilization device

    CN220755503U