Water-fertilizer integrated water-fertilizer ratio regulation and control device

By using proportioning components and buffer structures in the integrated water-fertilizer device, the problems of inaccurate proportioning of liquid fertilizer and mixed shaking are solved, the accuracy of liquid fertilizer ratio and the protection of mixed structure are achieved, and the convenience and durability of the device are improved.

CN223221425UActive Publication Date: 2025-08-15BEIDAHUANG GRP HEILONGJIANG KESHAN FARM CO LTD
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Patent Information

Application Number
CN202422542266.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-10-21
Publication Date
2025-08-15
Estimated Expiration
2034-10-21

AI Technical Summary

Technical Problem

When mixing liquid fertilizers with existing integrated water and fertilizer devices, the liquid fertilizer ratio is not accurate, which causes the residual liquid fertilizer in the filling tube to affect the accurate amount of the next liquid fertilizer, and shaking occurs when the liquid is mixed, causing wear of the mixed structure.

Method used

The mixing components, including transparent glass and scale storage tank design, are designed to accurately control the introduction of liquid fertilizer volume, combined with protective pads and buffer structure to reduce shaking, ensuring the accuracy of liquid fertilizer ratio and the protection of the mixed structure.

Benefits of technology

The accuracy of liquid fertilizer ratio is achieved, the residual impact of filling tube is reduced, the wear of the mixed structure is reduced, and the convenience and durability of the device are improved.

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Abstract

The utility model discloses a water-fertilizer integrated water-fertilizer ratio regulation and control device, which belongs to the technical field of water-fertilizer integrated water-fertilizer ratio regulation and control devices, and adopts the technical scheme that the water-fertilizer integrated water-fertilizer ratio regulation and control device comprises a proportioning assembly, a top cover is fixedly connected to the bottom of the proportioning assembly, an adjusting block is fixedly connected to the rear side of the top cover, and an electric telescopic rod body is fixedly connected to the bottom of the adjusting block; a mixing tank is arranged at the bottom of the top cover, so that the problems that multiple different liquid fertilizer proportions are needed in the existing mixing process of integrated water-fertilizer ratio regulation and control, most of existing devices are used for injecting liquid fertilizers with different proportions into a mixing structure at a time, and after the liquid fertilizers are guided into the mixing structure, the liquid fertilizers cannot be mixed uniformly can be solved. The problems that in the mixing process of a mixing structure, liquid fertilizer remains in a filling pipe, so that the accurate amount of the next liquid fertilizer is affected, in the mixing process of the mixing structure, the liquid fertilizer shakes due to the fact that the liquid fertilizer is also in a liquid state, and the mixing structure is abraded due to the generated shaking for a long time are solved.
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Description

Technical Field

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

[0002] Integrated water and fertilizer is a process that uses a pressure system to mix soluble solid or liquid fertilizers according to the soil nutrient content and the fertilizer requirements and characteristics of the crop type. The fertilizer liquid is mixed with irrigation water through a controllable pipe system to supply water and fertilizer. After the water and fertilizer are mixed, drip irrigation is formed through pipes and drippers to evenly, regularly and quantitatively infiltrate the crop root development and growth area, so that the main root soil always remains loose and has an appropriate moisture content.

[0003] When the existing device delivers liquid fertilizer, it is impossible to observe the specific amount of fertilizer entering, which may lead to imbalance in the ratio. To solve the above problem, this utility model proposes a water-fertilizer integrated water-fertilizer ratio control device to facilitate people's use;

[0004] The existing patent (publication number: CN220091286U) discloses a water-fertilizer integrated water-fertilizer ratio control device, which belongs to the technical field of water-fertilizer ratio control, including a base, a mixing tank is fixedly provided on the upper end of the base, an upper cover is provided on the upper end of the mixing tank, a storage seat is fixedly provided on one side of the mixing tank, a plastic cylinder is fixedly provided on the upper end of the storage seat, a rotating groove is opened on the upper end of the storage seat, a feeding motor is fixedly provided on one side of the mixing tank, a connecting shaft is fixedly provided on the upper end of the feeding motor, a main gear is fixedly provided on the outer wall of the connecting shaft, a slave gear is meshed with one side of the main gear, a rotating shaft is fixedly provided on the upper end of the slave gear, and the rotating shaft passes through the interior of the rotating groove and is fixedly connected to a feeding disk, thereby achieving rapid and accurate mixing of the drug ratio, avoiding imbalance of the water-fertilizer ratio, and being relatively convenient to use.

[0005] In response to the above problems, the existing patent provides a solution. In the process of mixing the integrated water-fertilizer ratio, a variety of different liquid fertilizer ratios are required. Most of the existing devices are to guide the liquid fertilizer of different proportions into the interior of the mixing structure by a single injection. After the liquid fertilizer is guided into the interior of the mixing structure, liquid fertilizer will remain in the filling pipe, affecting the accurate amount of the next liquid fertilizer. In addition, in the process of mixing the liquid fertilizer by the mixing structure, since the liquid fertilizer is also in liquid form, shaking will occur during the mixing process, and the shaking will cause wear to the mixing structure over a long period of time.

[0006] Therefore, an integrated water-fertilizer ratio control device is proposed. Utility Model Content

[0007] The purpose of the utility model is to provide an integrated water-fertilizer ratio control device, which can solve the problem that in the existing process of mixing the integrated water-fertilizer ratio, a variety of different liquid fertilizer ratios are required. Most of the existing devices are guided into the interior of a mixing structure by a single injection of liquid fertilizers in different proportions. After the liquid fertilizers are guided into the interior of the mixing structure, liquid fertilizers will remain in the filling pipe, affecting the accurate amount of the next liquid fertilizer. In addition, in the process of mixing the liquid fertilizers by the mixing structure, since the liquid fertilizers are also in liquid state, shaking will occur during the mixing process, and the shaking will cause wear to the mixing structure over a long period of time.

[0008] To achieve the above-mentioned object, the utility model provides the following technical scheme: an integrated water-fertilizer ratio control device for water and fertilizer, comprising a proportioning component, the bottom of the proportioning component is fixedly connected to a top cover, the rear side of the top cover is fixedly connected to an adjusting block, the bottom of the adjusting block is fixedly connected to an electric telescopic rod body, the bottom of the top cover is provided with a mixing tank, the front side of the mixing tank is fixedly connected to a first transparent glass, the front side of the mixing tank is engraved with a first scale, the top of the top cover is fixedly connected to a motor body, the bottom of the motor body is fixedly connected to a stirring rod, the surface of the stirring rod is fixedly connected to a stirring blade, the side of the stirring blade away from the stirring rod is fixedly connected to a scraper, the top of the top cover is provided with a first hole for use with the proportioning component, the bottom of the mixing tank is fixedly connected to a supporting leg, the bottom of the supporting leg is fixedly connected to a bottom plate, the top of the top cover is connected to a filling pipe, and the bottom of the mixing tank is connected to an electronic valve body;

[0009] The matching component includes a box shell, and a first storage slot, a second storage slot and a third storage slot are provided on the top of the box shell. The front sides of the first storage slot, the second storage slot and the third storage slot are connected to a pull-out slot, and the interiors of the three pull-out slots are clamped with partition plates. The front and rear sides of the inner walls of the pull-out slots are provided with sealing slots, and the front and rear sides of the partition plates are fixedly connected to sealing blocks used in conjunction with the sealing slots. The right sides of the first storage slot, the second storage slot and the third storage slot are fixedly connected to a second transparent glass, and the right sides of the first storage slot, the second storage slot and the third storage slot are engraved with a second scale. The bottoms of the first storage slot, the second storage slot and the third storage slot are provided with a second hole used in conjunction with the first hole.

[0010] Preferably, two fixing plates are fixedly connected to the top of the bottom plate, and spring rods are fixedly connected to opposite sides of the two fixing plates.

[0011] Preferably, one side opposite to the other of the two spring rods is fixedly connected to a limit plate, and the limit plate is made of stainless steel.

[0012] Preferably, opposite sides of the two limiting plates are fixedly connected with protective pads, opposite sides of the two protective pads are in contact with the surface of the mixing tank, and the material of the protective pads is silicone.

[0013] Preferably, a protective sleeve is clamped inside the filling pipe, and a filter is fixedly connected inside the protective sleeve.

[0014] Preferably, the bottom of the protective sleeve is fixedly connected with an alignment block, the top of the filling pipe is provided with an alignment groove, the alignment block is arranged inside the alignment groove, and the side of the alignment block away from the protective sleeve contacts the inner wall of the alignment groove.

[0015] Preferably, a shielding cover is rotatably connected to the top of the box shell, and the shielding cover is made of stainless steel.

[0016] Preferably, a groove is provided on the right side of the box shell, and a sealing plate fixedly connected to the partition plate is clamped inside the groove.

[0017] Compared with the prior art, the beneficial effects of the present invention are:

[0018] 1. The present application can accurately proportion the liquid fertilizers that need to be proportioned. The user can introduce the liquid fertilizers into the first storage tank, the second storage tank or the third storage tank according to different liquid fertilizer proportioning requirements. By observing the second transparent glass and the second scale, the amount of liquid fertilizer in each storage tank can be accurately controlled. Then, the partition plate is moved to match the second hole with the first hole, and the proportioned liquid fertilizer is introduced into the mixing tank, thereby ensuring the accuracy of the liquid fertilizer proportioning and reducing the influence of the residual liquid fertilizer in the filling pipe on the accurate amount of the next liquid fertilizer. By storing different liquid fertilizers in different storage tanks and accurately controlling the introduction when needed, the residue and interference that may be generated when multiple liquid fertilizers pass through the same filling pipe are avoided, thereby ensuring the accuracy of the liquid fertilizer proportioning each time, and facilitating observation and operation by the user. The second transparent glass and the second scale on the box shell enable the user to clearly observe the situation of the liquid fertilizers in each storage tank, making it convenient to adjust and control. At the same time, the design of the pull-out slot, partition plate, sealing slot and sealing block makes operation simple and convenient, and can effectively achieve the proportioning and introduction of liquid fertilizers.

[0019] 2. In the present application, two fixed plates, a spring rod, a limit plate and a protective pad are provided. When the motor body controls the stirring rod, stirring blades and scraper to mix the liquid inside the mixing tank and generate shaking, the mixing tank contacts the two protective pads and is buffered by the spring rod fixedly connected on the opposite sides of the two limit plates. The fixed plate can support the spring rod, which can reduce the impact of the shaking generated during the mixing process on the mixing tank and protect the mixing tank. The protective pads are fixedly connected to the opposite sides of the two limit plates. The material of the protective pads is silicone. The protective pads are in contact with the surface of the mixing tank. The silicone protective pads can play a role of buffering and protection, further reducing the wear and damage of the mixing tank during shaking. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is the overall structural diagram of the water-fertilizer ratio control device of the utility model;

[0021] Figure 2 This is a schematic diagram of the structure of the proportioning component of the utility model;

[0022] Figure 3 This is a structural diagram of the fixing plate, spring rod, limiting plate and protective pad of the utility model;

[0023] Figure 4 It is a structural diagram of a partial component of the utility model;

[0024] Figure 5 For this utility model Figure 4 Enlarged schematic diagram of point A in the middle.

[0025] In the figure, 1. Proportioning assembly; 101. Box shell; 102. First storage tank; 103. Second storage tank; 104. Third storage tank; 105. Pull-out slot; 106. Partition plate; 107. Sealing slot; 108. Sealing block; 109. Second transparent glass; 110. Second scale; 111. Second hole; 2. Top cover; 3. Adjustment block; 4. Electric telescopic rod body; 5. Mixing tank; 6. First transparent glass; 7. , first scale; 8, motor body; 9, stirring rod; 10, stirring blade; 11, scraper; 12, first hole; 13, supporting leg; 14, bottom plate; 15, filling pipe; 16, electronic valve body; 17, fixing plate; 18, spring rod; 19, limit plate; 20, protective pad; 21, protective cover; 22, filter; 23, alignment block; 24, alignment groove; 25, shielding cover; 26, sealing plate; 27, groove. DETAILED DESCRIPTION

[0026] 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 embodiments described 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 making creative efforts are within the scope of protection of the present invention.

[0027] See also Figure 1-5 , this utility model provides a technical solution:

[0028] The integrated water-fertilizer ratio control device includes a proportioning component 1, the bottom of the proportioning component 1 is fixedly connected to a top cover 2, the rear side of the top cover 2 is fixedly connected to an adjusting block 3, the bottom of the adjusting block 3 is fixedly connected to an electric telescopic rod body 4, a mixing tank 5 is provided at the bottom of the top cover 2, the front side of the mixing tank 5 is fixedly connected to a first transparent glass 6, the front side of the mixing tank 5 is engraved with a first scale 7, the top of the top cover 2 is fixedly connected to a motor body 8, the bottom of the motor body 8 is fixedly connected to a stirring rod 9, the surface of the stirring rod 9 is fixedly connected to a stirring blade 10, and the side of the stirring blade 10 away from the stirring rod 9 is fixedly connected to a scraper 11, the top of the top cover 2 is provided with a first hole 12 for use with the proportioning component 1, the bottom of the mixing tank 5 is fixedly connected to a supporting leg 13, the bottom of the supporting leg 13 is fixedly connected to a bottom plate 14, the top of the top cover 2 is connected to a filling pipe 15, and the bottom of the mixing tank 5 is connected to an electronic valve body 16;

[0029] The proportioning component 1 includes a box shell 101, and the top of the box shell 101 is provided with a first storage slot 102, a second storage slot 103 and a third storage slot 104. The front sides of the first storage slot 102, the second storage slot 103 and the third storage slot 104 are connected to a pull-out slot 105. The interiors of the three pull-out slots 105 are all connected with a partition plate 106. The front and rear sides of the inner walls of the pull-out slots 105 are provided with sealing grooves 107. The front and rear sides of the partition plate 106 are fixedly connected to the The sealing block 108 is used in conjunction with the sealing groove 107, and the right sides of the first storage groove 102, the second storage groove 103 and the third storage groove 104 are fixedly connected with a second transparent glass 109. The right sides of the first storage groove 102, the second storage groove 103 and the third storage groove 104 are engraved with a second scale 110, and the bottoms of the first storage groove 102, the second storage groove 103 and the third storage groove 104 are provided with a second hole 111 used in conjunction with the first hole 12.

[0030] In this embodiment: by setting the proportioning component 1, the effect of proportioning the liquid fertilizer that needs to be proportioned can be achieved. By setting the adjusting block 3 and the electric telescopic rod body 4, the height of the adjusting block 3 can be adjusted by the electric telescopic rod body 4, so that the height of the top cover 2 can be adjusted, which is convenient for the user to clean the inside of the mixing tank 5 and the stirring rod 9, stirring blades 10 and scraper 11. By setting the top cover 2, the motor body 8 can be supported and used in conjunction with the mixing tank 5. By setting the first transparent glass 6 and the first scale The ruler 7 can achieve the effect of facilitating the user to observe the interior of the mixing tank 5. By providing the motor body 8, the stirring rod 9, the stirring blade 10 and the scraper 11, the liquid fertilizer inside the mixing tank 5 can be mixed. By providing the first hole 12, the effect of communicating with the proportioning component 1 can be achieved. By providing the supporting legs 13 and the bottom plate 14, the effect of supporting the mixing tank 5 can be achieved, and the bottom plate 14 can support the fixing plate 17. By providing the filling pipe 15, the effect of guiding the water source to the interior of the mixing tank 5 can be achieved. The electronic valve body 16 is provided to achieve the effect of guiding the mixed liquid out of the mixing tank 5. By providing the box shell 101, the first storage tank 102, the second storage tank 103, the third storage tank 104, the pull-out tank 105, the partition plate 106, the sealing tank 107, the sealing block 108, the second transparent glass 109, the second scale 110 and the second hole 111, the user first guides the liquid fertilizer to the first storage tank 102, the second storage tank 103 or the third storage tank 104 according to the different liquid fertilizer ratio requirements, and then The user observes the liquid fertilizer inside the first storage tank 102, the second storage tank 103 and the third storage tank 104 by observing the second transparent glass 109 and the second scale 110. After the observation is completed, the user moves the position of the partition plate 106 connected to the inside of the pull-out groove 105 on the right side of the first storage tank 102, the second storage tank 103 or the third storage tank 104 according to the situation, so that the sealing block 108 is away from the sealing groove 107, and then the second hole 111 is used in conjunction with the first hole 12 to guide the well-proportioned liquid fertilizer into the mixing tank 5.

[0031] Specifically, such as Figure 1 、 Figure 3 As shown, two fixing plates 17 are fixedly connected to the top of the bottom plate 14 , and spring rods 18 are fixedly connected to opposite sides of the two fixing plates 17 .

[0032] Specifically, such as Figure 1 、 Figure 3 As shown, opposite sides of the two spring rods 18 are fixedly connected to limit plates 19 , and the material of the limit plates 19 is stainless steel.

[0033] Specifically, such as Figure 1 、 Figure 3 As shown, the two limiting plates 19 are fixedly connected to opposite sides with protective pads 20 , and the two protective pads 20 are in contact with the surface of the mixing tank 5 on opposite sides. The material of the protective pads 20 is silicone.

[0034] In this embodiment: by providing two fixed plates 17, spring rods 18, limit plates 19 and protective pads 20, it is possible to achieve the effect of controlling the motor body 8 so that the stirring rod 9, stirring blades 10 and scrapers 11 are caused to shake during the process of mixing the liquid inside the mixing tank 5, and then the mixing tank 5 is brought into contact with the two protective pads 20, and then buffered by the spring rods 18 fixedly connected on the opposite sides of the two limit plates 19, and the spring rods 18 can be supported by the fixed plate 17.

[0035] Specifically, such as Figure 1 、 Figure 4 As shown, a protective sleeve 21 is clamped inside the filling pipe 15 , and a filter screen 22 is fixedly connected inside the protective sleeve 21 .

[0036] Specifically, such as Figure 1 、 Figure 4 、 Figure 5 As shown, the bottom of the protective sleeve 21 is fixedly connected to a positioning block 23, and the top of the filling pipe 15 is provided with an positioning groove 24. The positioning block 23 is arranged inside the positioning groove 24, and the side of the positioning block 23 away from the protective sleeve 21 contacts the inner wall of the positioning groove 24.

[0037] In this embodiment: by providing the protective sleeve 21 and the filter screen 22, the effect of filtering the liquid to be filled can be achieved, and the effect of reducing the impurities introduced into the mixing tank 5 can be achieved. By providing the alignment block 23 and the alignment groove 24, the effect of clamping the protective sleeve 21 and the filling pipe 15 can be achieved.

[0038] Specifically, such as Figure 2 As shown, a shielding cover 25 is rotatably connected to the top of the box shell 101, and the shielding cover 25 is made of stainless steel.

[0039] Specifically, such as Figure 2 As shown, a groove 27 is provided on the right side of the box shell 101 , and a sealing plate 26 fixedly connected to the partition plate 106 is clamped inside the groove 27 .

[0040] In this embodiment: by providing a shielding cover 25, the top of the box shell 101 can be shielded, and by providing a sealing plate 26 and a groove 27, the auxiliary partition plate 106 and the pull-out groove 105 can be sealed.

[0041] Working principle: When liquid fertilizer needs to be mixed, the user first manually adjusts the angle of the shielding cover 25 on the top of the box shell 101. First, the user guides the liquid fertilizer to the inside of the first storage tank 102, the second storage tank 103 or the third storage tank 104 according to different liquid fertilizer mixing requirements. Then, the user observes the liquid fertilizer inside the first storage tank 102, the second storage tank 103 and the third storage tank 104 by observing the second transparent glass 109 and the second scale 110. After the observation is completed, the user adjusts the first storage tank 102, the second storage tank 103 or the third storage tank according to the situation. 104 is connected to the partition plate 106 on the right side of the pull-out groove 105, which is moved to move the sealing block 108 away from the sealing groove 107. Then, the second hole 111 is used in conjunction with the first hole 12 to guide the well-proportioned liquid fertilizer into the mixing tank 5. Then, the user guides the water source into the mixing tank 5 through the filling pipe 15. Then, the user controls the motor body 8 to cooperate with the stirring rod 9, the stirring blade 10 and the scraper 11 to mix the well-proportioned liquid fertilizer and the added water source. After the mixing is completed, the mixed liquid is guided out of the mixing tank 5 through the electronic valve body 16.

[0042] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A water-fertilizer integrated water-fertilizer ratio control device, comprising a proportioning component (1), characterized in that: The bottom of the proportioning component (1) is fixedly connected to a top cover (2), the rear side of the top cover (2) is fixedly connected to an adjusting block (3), the bottom of the adjusting block (3) is fixedly connected to an electric telescopic rod body (4), a mixing tank (5) is provided at the bottom of the top cover (2), a first transparent glass (6) is fixedly connected to the front side of the mixing tank (5), a first scale (7) is engraved on the front side of the mixing tank (5), the top of the top cover (2) is fixedly connected to a motor body (8), and the bottom of the motor body (8) is fixedly connected to a stirring rod (9). The surface of the stirring rod (9) is fixedly connected to a stirring blade (10), and a scraper (11) is fixedly connected to the side of the stirring blade (10) away from the stirring rod (9). The top of the top cover (2) is provided with a first hole (12) for use with the proportioning component (1). The bottom of the mixing tank (5) is fixedly connected to a supporting leg (13), and the bottom of the supporting leg (13) is fixedly connected to a bottom plate (14). The top of the top cover (2) is connected to a filling pipe (15), and the bottom of the mixing tank (5) is connected to an electronic valve body (16); The proportioning component (1) comprises a box shell (101), the top of the box shell (101) is provided with a first storage slot (102), a second storage slot (103) and a third storage slot (104), the front sides of the first storage slot (102), the second storage slot (103) and the third storage slot (104) are all connected to a drawer slot (105), the interiors of the three drawer slots (105) are all clamped with a partition plate (106), the front and rear sides of the inner walls of the drawer slots (105) are both provided with sealing grooves (107), and the front and rear sides of the partition plate (106) are fixedly connected to the drawer slots (105). A sealing block (108) is provided for use in conjunction with the sealing groove (107); a second transparent glass (109) is fixedly connected to the right side of each of the first storage groove (102), the second storage groove (103) and the third storage groove (104); a second scale (110) is engraved on the right side of each of the first storage groove (102), the second storage groove (103) and the third storage groove (104); and a second hole (111) for use in conjunction with the first hole (12) is provided at the bottom of each of the first storage groove (102), the second storage groove (103) and the third storage groove (104).

2. The integrated water-fertilizer ratio control device according to claim 1, characterized in that: Two fixing plates (17) are fixedly connected to the top of the bottom plate (14), and spring rods (18) are fixedly connected to opposite sides of the two fixing plates (17).

3. The integrated water-fertilizer ratio control device according to claim 2, characterized in that: The two spring rods (18) are fixedly connected to a limit plate (19) on opposite sides thereof. The limit plate (19) is made of stainless steel.

4. The integrated water-fertilizer ratio control device according to claim 3 is characterized in that: The two limiting plates (19) are fixedly connected to opposite sides of a protective pad (20), and the two protective pads (20) are in contact with the surface of the mixing tank (5) on opposite sides. The material of the protective pad (20) is silica gel.

5. The integrated water-fertilizer ratio control device according to claim 1 is characterized in that: A protective sleeve (21) is clamped inside the filling pipe (15), and a filter screen (22) is fixedly connected inside the protective sleeve (21).

6. The integrated water-fertilizer ratio control device according to claim 5, characterized in that: The bottom of the protective sleeve (21) is fixedly connected to a positioning block (23), the top of the filling pipe (15) is provided with a positioning groove (24), the positioning block (23) is arranged inside the positioning groove (24), and the side of the positioning block (23) away from the protective sleeve (21) contacts the inner wall of the positioning groove (24).

7. The integrated water-fertilizer ratio control device according to claim 1, characterized in that: The top of the box shell (101) is rotatably connected to a shielding cover (25), and the shielding cover (25) is made of stainless steel.

8. The integrated water-fertilizer ratio control device according to claim 7, characterized in that: A groove (27) is provided on the right side of the box shell (101), and a sealing plate (26) fixedly connected to the partition plate (106) is clamped inside the groove (27).

Citation Information

Patent Citations

  • Water-fertilizer integrated water-fertilizer ratio regulation and control device

    CN220091286U