Water and fertilizer integrated device for plant cultivation

By designing an integrated water and fertilizer device, the problems of low water and fertilizer application efficiency and inconvenient operation have been solved, realizing efficient dilution and application of water and fertilizer, and improving the convenience of operation and fertilization efficiency.

CN223666807UActive Publication Date: 2025-12-16HENAN AGRICULTURAL UNIVERSITY
View PDF 0 Cites 0 Cited by

Patent Information

Application Number
CN202520013549.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-01-03
Publication Date
2025-12-16
Estimated Expiration
2035-01-03

AI Technical Summary

Technical Problem

In existing technologies, water and fertilizer application is mostly carried out through spray tanks, which is inefficient and inconvenient to operate.

Method used

Design an integrated water and fertilizer device comprising a water and fertilizer tank, a water and fertilizer mixing component, a control module assembly, a filter component, and a fertilizer supply component. The water and fertilizer mixing component enables thorough mixing of water and fertilizer raw materials and well water. The control module assembly controls the water pump and solenoid valve to achieve efficient application of water and fertilizer and filtration of impurities. The fertilizer supply component dilutes and transports the water and fertilizer raw materials.

Benefits of technology

It achieves efficient dilution and application of water and fertilizer, avoids pipe blockage, and improves operational convenience and fertilization efficiency.

✦ Generated by Eureka AI based on patent content.

Smart Images

  • Figure CN223666807U_ABST
    Figure CN223666807U_ABST
Patent Text Reader

Abstract

The utility model relates to the technical field of plant cultivation, in particular to a water and fertilizer integrated device for plant cultivation, which comprises a base, a plurality of water and fertilizer barrels are connected onto the base through a support frame, water and fertilizer stirring components extending into the water and fertilizer barrels are connected onto the water and fertilizer barrels, and the bottoms of the water and fertilizer barrels are communicated with liquid outlet pipes. The base is connected with a water well room, the water well room is internally provided with a control module assembly, a first water pump and a second water pump which are electrically connected, the first water pump is communicated with the liquid discharge pipe, and the second water pump is communicated with a water supply pipe. The water supply pipe is communicated with the water and fertilizer barrel through a water distribution pipe, the base is connected with a fertilizer supply assembly for providing water and fertilizer raw materials for the water and fertilizer barrel, water and fertilizer supply for plant cultivation is achieved, operation is convenient, and wide application prospects are achieved in the technical field of plant cultivation.
Need to check novelty before this filing date? Find Prior Art

Description

TECHNICAL FIELD

[0001] The utility model relates to plant cultivation technical field especially a water and fertilizer integration device for plant cultivation. BACKGROUND

[0002] Plants usually need to provide water and fertilizer in the cultivation process to provide fertilizer nutrients for plant growth, in the prior art, water and fertilizer are mostly sprayed on plants through spraying barrels, which is low in efficiency and inconvenient to operate, so a device solving the above problems is needed. CONTENT OF UTILITY MODEL

[0003] To solve the problem of low efficiency and inconvenient operation in the prior art, a water and fertilizer integration device for plant cultivation is invented.

[0004] The technical scheme of the utility model is a water and fertilizer integration device for plant cultivation, which comprises a base, wherein a plurality of water and fertilizer barrels are connected to the base through support frames, a water and fertilizer stirring assembly extending into the water and fertilizer barrels is connected to the water and fertilizer barrels, a liquid outlet pipe is connected to the bottom of the water and fertilizer barrels, a liquid discharge pipe is connected to the liquid outlet pipe of each water and fertilizer barrel, a water well house is connected to the base, a control module assembly, a first water pump and a second water pump are arranged in the water well house and electrically connected, the first water pump is connected to the liquid discharge pipe, the second water pump is connected to a water supply pipe, the water supply pipe is connected to the water and fertilizer barrels through a water distribution pipe, the liquid discharge pipe and the water supply pipe are both connected to filter assemblies, and a fertilizer supply assembly for providing water and fertilizer raw materials to the water and fertilizer barrels is connected to the base.

[0005] Preferably, the water and fertilizer stirring assembly comprises a connecting plate, a water and fertilizer stirring motor, a water and fertilizer stirring rod and water and fertilizer stirring spiral blades, the connecting plate is connected to the top of the water and fertilizer barrel, the water and fertilizer stirring motor is connected to the connecting plate, one end of the water and fertilizer stirring rod is connected to the output shaft of the water and fertilizer stirring motor, and the other end of the water and fertilizer stirring rod extends into the water and fertilizer barrel through the connecting plate and the top of the water and fertilizer barrel, and the water and fertilizer stirring spiral blades are connected to the water and fertilizer stirring rod in the water and fertilizer barrel.

[0006] Preferably, a first electromagnetic valve is connected to the liquid outlet pipe, a second electromagnetic valve is connected to the water distribution pipe, and the first electromagnetic valve and the second electromagnetic valve are electrically connected to the control module assembly.

[0007] Preferably, the filter assembly comprises a filter base, a filter shell, filter cotton and a filter screen, the liquid discharge pipe and the water supply pipe are respectively connected to the filter bases in the two filter assemblies, the filter shell is screw-connected to the filter base, the filter cotton and the filter screen are arranged on the filter base and the filter shell, and the liquid discharge pipe and the water supply pipe respectively extend into the filter cotton and the filter screen in the two filter assemblies.

[0008] Preferably, the fertilizer supply assembly comprises a fertilizer supply bin, a fertilizer supply stirring motor and a fertilizer supply spiral stirring blade, the fertilizer supply bin is connected to the base through support legs, a support plate is connected to the opening of the fertilizer supply bin, the fertilizer supply stirring motor is connected to the support plate, a rotating shaft is connected to the output shaft of the fertilizer supply stirring motor, one end of the rotating shaft extends into the fertilizer supply bin through the support plate and is connected to the fertilizer supply spiral stirring blade, and the fertilizer supply stirring motor is in overall electrical connection with the control module.

[0009] Preferably, the bottom of the fertilizer supply bin is communicated with a liquid delivery pipe, the liquid delivery pipe is communicated with a third electromagnetic valve, the liquid delivery pipe is communicated with a third water pump, the third water pump is communicated with a liquid supply pipe, the liquid supply pipe is communicated with a plurality of liquid distribution pipes which are communicated to the water and fertilizer barrels, the liquid distribution pipes are communicated with fourth electromagnetic valves, and the third electromagnetic valve and the fourth electromagnetic valves are in overall electrical connection with the control module assembly.

[0010] The technical scheme of the utility model can achieve the following beneficial effects: (1) the water and fertilizer barrel is used to dilute the water and fertilizer, thereby irrigating and fertilizing the plants; (2) the water and fertilizer stirring assembly is used to fully stir and mix the water and fertilizer raw materials and well water in the water and fertilizer barrel, thereby facilitating subsequent planting of the plants; (3) the control module assembly, the first water pump, the second water pump, the liquid discharge pipe, the liquid outlet pipe, the water supply pipe and the water distribution pipe are used to supply water to the water and fertilizer barrel and to pump out the water and fertilizer in the water and fertilizer barrel to the plants for planting; (4) the filtering assembly is used to filter the well water entering the water and fertilizer barrel and the water and fertilizer pumped out of the water and fertilizer barrel, thereby avoiding that the well water and the water and fertilizer solution carry large-volume sundries, thereby blocking the pipeline; (5) the fertilizer supply assembly is used to deliver the water and fertilizer raw materials to the water and fertilizer barrel, thereby facilitating dilution of the water and fertilizer raw materials; the technical scheme of the utility model has a wide application prospect in the field of plant cultivation technology. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is a front view of the water and fertilizer integrated device for plant cultivation.

[0012] Figure 2 It is a front view of the water and fertilizer integrated device for plant cultivation. Figure 1 It is a front view of the water and fertilizer integrated device for plant cultivation.

[0013] Wherein, 1, base, 2, support frame, 3, water and fertilizer barrel, 4, connecting plate, 5, water and fertilizer stirring motor, 6, water and fertilizer stirring spiral blade, 7, access hole, 8, liquid outlet pipe, 9, first electromagnetic valve, 10, liquid discharge pipe, 11, filter assembly, 12, water well room, 13, water supply pipe, 14, fertilization pipe, 15, first manual valve, 16, second manual valve, 17, support leg, 18, fertilization supply hopper, 19, support plate, 20, fertilization supply stirring motor, 21, liquid delivery pipe, 22, third electromagnetic valve, 23, third water pump, 24, liquid supply pipe, 25, fourth electromagnetic valve, 101, filter base, 102, filter shell, 103, filter cotton, 104, filter screen. DETAILED DESCRIPTION

[0014] The technical solutions of the embodiments of the utility model will be described clearly and completely in combination with the drawings. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without making creative efforts belong to the scope protected by the utility model. In the description of the utility model, it needs to be explained that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model.

[0015] In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance. In the description of the utility model, it needs to be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, can be fixedly connected, can be detachably connected, or integrally connected, can be mechanically connected, or electrically connected, can be directly connected, or indirectly connected through an intermediate medium, and can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0016] The embodiments of the application disclose a water and fertilizer integrated device for plant cultivation. Figure 1, including the base 1 is built by cement concrete, so that by the base 1 support the whole integrated device. The base 1 is detachably fixedly connected with several support frames 2 by bolts, so that the support frame 2 is connected together with the base 1, forming a whole, so as to realize the base 1 to support the support frame 2. Each support frame 2 is detachably fixedly connected with a water and fertilizer barrel 3 by bolts, so that the mixed solution of well water and water and fertilizer raw materials is stored in the water and fertilizer barrel 3, so as to realize the dilution of the water and fertilizer raw materials, facilitating the subsequent water and fertilizer application to plants. The water and fertilizer barrel 1 is provided with an access hole 7, facilitating the cleaning and maintenance of the inside of the water and fertilizer barrel 1 through the access hole 7. The access hole 7 is provided with a sealing cover, facilitating the sealing of the access hole 7 with the sealing cover, avoiding the entry of foreign matters into the water and fertilizer barrel 1 through the access hole 7.

[0017] Referring to Figure 1 , the water and fertilizer barrel 3 is connected with a water and fertilizer stirring assembly extending into the inside of the water and fertilizer barrel 3, so that the well water and water and fertilizer raw materials in the water and fertilizer barrel 3 are fully mixed and stirred uniformly by the water and fertilizer stirring assembly, realizing the full mixing and dilution of the water and fertilizer raw materials, facilitating the subsequent water and fertilizer application to plants. The water and fertilizer stirring assembly comprises a connecting plate 4, a water and fertilizer stirring motor 5, a water and fertilizer stirring rod and water and fertilizer stirring helical blades 6. The connecting plate 4 is detachably fixedly connected at the top of the water and fertilizer barrel 3 by bolts, so that the connecting plate 4 is connected together with the water and fertilizer barrel 3 to form a whole. The water and fertilizer stirring motor 5 is detachably fixedly connected on the connecting plate 4 by bolts, so that the water and fertilizer stirring motor 5 is connected together with the connecting plate 4 to form a whole. One end of the water and fertilizer stirring rod is detachably fixedly connected with the output shaft of the water and fertilizer stirring motor 5 through a shaft coupling, and the other end extends into the water and fertilizer barrel 3 through the top of the connecting plate 4 and the water and fertilizer barrel 3, so that the water and fertilizer stirring motor 5 is electrified to work, and its output shaft drives the water and fertilizer stirring rod to rotate simultaneously. The water and fertilizer stirring helical blades 6 are welded in the water and fertilizer barrel 3 or detachably fixedly connected on the water and fertilizer stirring rod by bolts, so that the water and fertilizer stirring helical blades 6 are connected together with the water and fertilizer stirring rod, so as to realize the rotation of the water and fertilizer stirring rod to drive the rotation of the water and fertilizer stirring helical blades 6, and then realize the full mixing and stirring of the well water and water and fertilizer raw materials in the water and fertilizer barrel 3, realizing the dilution of the water and fertilizer.

[0018] Referring to Figure 1The bottom of the water and fertilizer barrel 3 is communicated with a liquid outlet pipe 8, which is convenient for discharging the water and fertilizer solution in the water and fertilizer barrel 3 through the liquid outlet pipe 8. The liquid outlet pipe 8 communicated with each water and fertilizer barrel 3 is communicated with a liquid discharge pipe 10, realizing that the plurality of water and fertilizer barrels 3 are connected in series, so as to realize that a large amount of water and fertilizer solution is generated at one time, and a large area of plants is watered and fertilized. The base 1 is stacked with a water well house 12, and the control module assembly, the first water pump and the second water pump are electrically connected in the water well house 12, so that the control module assembly, the first water pump and the second water pump are shielded and protected through the water well house 12, and the water well in the water well house 12 can be shielded, so as to avoid that foreign matters such as dry branches and leaves fall into the water well, and affect the water quality in the water well. In addition, the control module assembly is a common single-chip microcomputer control circuit board assembly on the market, so as to realize that the first water pump and the second water pump are controlled in the power-on working state through the control module assembly. The first water pump is communicated with the liquid discharge pipe 10, and the first water pump is communicated with a fertilizer application pipe 14, so that the water and fertilizer solution in the water and fertilizer barrel 3 can be pumped out through the first water pump and the liquid discharge pipe 10, and sprayed to the plants needing fertilization through the fertilizer application pipe 14 for irrigation. The second water pump is communicated with a water supply pipe 13, the water supply pipe 13 is communicated with the water and fertilizer barrel 3 through a water distribution pipe, and the second water pump is communicated with a water pumping pipe extending to the water well, so that the second water pump is used to pump water from the water well through the water pumping pipe, and then the water is injected into the water and fertilizer barrel 3 through the water supply pipe 13 and the water distribution pipe. The end of the liquid discharge pipe 10 is communicated with a first manual valve 15, so as to control the opening and closing of the liquid discharge pipe 10 through the first manual valve 15, and realize that the sewage generated when the inside of the water and fertilizer barrel 1 is cleaned is discharged through the liquid discharge pipe 10 and the first manual valve 15. The end of the water supply pipe 13 is communicated with a second manual valve 16, so as to control the opening and closing of the water supply pipe 13 through the second manual valve 16, so that when the well water is injected into the water and fertilizer barrel 1, the well water in the pipeline entering the water supply pipe 13 can be discharged through the second manual valve 16 first, so as to avoid that the foreign matters generated in the pipeline directly enter the water and fertilizer barrel 1.

[0019] With reference to Figure 1 The liquid outlet pipe 8 is communicated with a first electromagnetic valve 9, so as to control the opening and closing of the liquid outlet pipe 8 through the first electromagnetic valve 9. The water distribution pipe is communicated with a second electromagnetic valve, so as to control the opening and closing of the water distribution pipe through the second electromagnetic valve. The first electromagnetic valve 9 and the second electromagnetic valve are electrically connected with the control module assembly, so that the first electromagnetic valve 9 and the second electromagnetic valve are controlled in the power-on working state through the control module assembly, and then the opening and closing of the liquid outlet pipe 8 and the water distribution pipe are realized.

[0020] With reference to Figure 1 , Figure 2The drainage pipe 10 and the water supply pipe 13 are communicated with the filter assembly 11, so that the solution flowing through the drainage pipe 10 and the water supply pipe 13 is filtered through the filter assembly 11, avoiding that large-volume impurities are entrained in the solution, so as to block the pipes and affect the water and fertilizer irrigation to the plants. The filter assembly 11 comprises a filter base 1011, a filter shell 102, filter cotton 103 and a filter screen 104. The drainage pipe 10 and the water supply pipe 13 are respectively communicated with the filter base 1011 in the two filter assemblies 11, so that the solution flowing through the drainage pipe 10 and the water supply pipe 13 flows into the filter base 1011. The filter shell 102 is threadedly connected on the filter base 1011, realizing detachable connection of the filter shell 102 and the filter base 1011, facilitating cleaning of the inside. The filter cotton 103 and the filter screen 104 are arranged on the filter base 1011 and the filter shell 102, so that the solution is filtered through the filter cotton 103 and the filter screen 104, removing large-volume impurities in the solution entering the filter base 1011. The drainage pipe 10 and the water supply pipe 13 respectively extend into the filter cotton 103 and the filter screen 104 in the two filter assemblies 11, so that the solution filtered by the filter cotton 103 and the filter screen 104 can continue to be discharged through the drainage pipe 10 and the water supply pipe 13.

[0021] With reference to Figure 1The base 1 is connected with a fertilizer supply assembly for providing water and fertilizer raw materials to the water and fertilizer barrel 3, so that the water and fertilizer raw materials are conveniently provided into the water and fertilizer barrel 3 through the fertilizer supply assembly. The fertilizer supply assembly comprises a fertilizer supply hopper 18, a fertilizer supply stirring motor 20 and a fertilizer supply spiral stirring blade. The fertilizer supply hopper 18 is connected to the base 1 through support legs 17, so that the fertilizer supply hopper 18 and the base 1 are connected together to form an integral whole. A support plate 19 is detachably and fixedly connected to the opening of the fertilizer supply hopper 18 through bolts, so that the support plate 19 and the fertilizer supply hopper 18 are connected together to form an integral whole. The fertilizer supply stirring motor 20 is detachably and fixedly connected to the support plate 19 through bolts, so that the fertilizer supply stirring motor 20 is supported and limited by the support plate 19. The output shaft of the fertilizer supply stirring motor 20 is detachably and fixedly connected to a rotating shaft through a shaft coupling, so that the fertilizer supply stirring motor 20 is electrified to work, and the output shaft drives the rotating shaft to rotate. The fertilizer supply stirring motor 20 is electrically connected to the control module assembly, so that the electrification of the fertilizer supply stirring motor 20 is controlled by the control module assembly. One end of the rotating shaft extends into the fertilizer supply hopper 18 through the support plate 19 and is welded or detachably and fixedly connected to the fertilizer supply spiral stirring blade, so that the fertilizer supply spiral stirring blade is connected to the rotating shaft, the rotating shaft drives the fertilizer supply spiral stirring blade to rotate, and then the water and fertilizer raw materials in the fertilizer supply hopper 18 are stirred, the discharge port of the fertilizer supply hopper 18 is prevented from being blocked, the water and fertilizer raw materials in the form of instant granules or powder can be mixed with well water, and the mixed solution can be conveniently transported into the water and fertilizer barrel 3. The bottom of the fertilizer supply hopper 18 is communicated with a liquid delivery pipe 21, so that the water and fertilizer raw material solution in the fertilizer supply hopper 18 is discharged through the liquid delivery pipe 21. The liquid delivery pipe 21 is communicated with a third electromagnetic valve 22, so that the third electromagnetic valve 22 controls the opening and closing of the liquid delivery pipe 21. The third electromagnetic valve 22 is electrically connected to the control module assembly, so that whether the third electromagnetic valve 22 is electrified or not is controlled by the control module assembly. The liquid delivery pipe 21 is communicated with a third water pump 23, the third water pump 23 is communicated with a liquid supply pipe 24, the liquid supply pipe 24 is communicated with a plurality of liquid distribution pipes communicated to the water and fertilizer barrels 3, so that the water and fertilizer raw material solution in the fertilizer supply hopper 18 is pumped out through the third water pump 23 and the liquid delivery pipe 21, and is transported into the water and fertilizer barrels 3 through the liquid supply pipe 24 and the liquid distribution pipes. The third water pump 23 is electrically connected to the control module assembly, so that whether the third water pump 23 is electrified to work or not is controlled by the control module assembly. The liquid distribution pipes are communicated with fourth electromagnetic valves 25, so that the opening and closing of the liquid distribution pipes are controlled by the fourth electromagnetic valves 25. The fourth electromagnetic valves 25 are electrically connected to the control module assembly, so that whether the fourth electromagnetic valves 25 are electrified to work or not is controlled by the control module assembly.

[0022] In use, the second water pump and the second electromagnetic valve are controlled by the control module assembly to deliver well water into the water-fertilizer barrel 3, then the water-fertilizer raw material and the well water are poured into the fertilizer supply hopper 18, the water-fertilizer raw material and the well water in the fertilizer supply hopper 18 are mixed by controlling the fertilizer supply stirring motor 20 to work, then the third water pump 23, the third electromagnetic valve 22 and the fourth electromagnetic valve 25 are controlled by the control module assembly to work, the water-fertilizer raw material solution in the fertilizer supply hopper 18 is delivered into the water-fertilizer barrel 3, then the water-fertilizer barrel 3 is controlled by the control module assembly to work, the well water and the water-fertilizer raw material in the water-fertilizer barrel 3 are fully mixed and stirred, and are diluted, finally, the first water pump and the first electromagnetic valve 9 are controlled by the control module assembly to work, the water-fertilizer solution is delivered to the plants for irrigation.

[0023] The device elements involved in the above embodiments are all conventional device elements if not otherwise specified, and the structure setting mode, working mode or control mode involved are all conventional setting mode, working mode or control mode in the art if not otherwise specified.

[0024] The above embodiments only express several implementation manners of the present application, and the description is more specific and detailed, but it should not be understood as a limitation on the scope of the present application. It should be pointed out that for ordinary skilled in the art, without departing from the concept of the present application, several modifications and improvements can be made, which all belong to the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the appended claims.

Claims

1. A water and fertilizer integrated device for plant cultivation, comprising a base (1), wherein, The base (1) is connected with several water and fertilizer barrels (3) through support frames (2), the water and fertilizer barrels (3) are connected with water and fertilizer stirring assemblies extending into the water and fertilizer barrels (3), the bottom of the water and fertilizer barrel (3) is communicated with a liquid outlet pipe (8), the liquid outlet pipe (8) communicated with each water and fertilizer barrel (3) is communicated with a liquid discharge pipe (10), the base (1) is connected with a water well house (12), the water well house (12) is provided with an electrically connected control module assembly, a first water pump and a second water pump, the first water pump is communicated with the liquid discharge pipe (10), the second water pump is communicated with a water supply pipe (13), the water supply pipe (13) is communicated with the water and fertilizer barrel (3) through a water distribution pipe, the liquid discharge pipe (10) and the water supply pipe (13) are both communicated with filter assemblies (11), and the base (1) is connected with a fertilizer supply assembly for providing water and fertilizer raw materials to the water and fertilizer barrel (3).

2. The water and fertilizer integrated device for plant cultivation according to claim 1, characterized in that, The water and fertilizer stirring assembly comprises a connecting plate (4), a water and fertilizer stirring motor (5), a water and fertilizer stirring rod and water and fertilizer stirring spiral blades (6), the connecting plate (4) is connected to the top of the water and fertilizer barrel (3), the water and fertilizer stirring motor (5) is connected to the connecting plate (4), one end of the water and fertilizer stirring rod is connected to the output shaft of the water and fertilizer stirring motor (5), the other end of the water and fertilizer stirring rod extends into the water and fertilizer barrel (3) through the connecting plate (4) and the top of the water and fertilizer barrel (3), and the water and fertilizer stirring spiral blades (6) are connected to the water and fertilizer stirring rod in the water and fertilizer barrel (3). 3.The water and fertilizer integrated device for plant cultivation according to claim 1, characterized in that, The liquid outlet pipe (8) is communicated with a first electromagnetic valve (9), the water distribution pipe is communicated with a second electromagnetic valve, and the first electromagnetic valve (9) and the second electromagnetic valve are electrically connected with the control module assembly. 4.The water and fertilizer integrated device for plant cultivation according to claim 1, characterized in that, The filter assembly (11) comprises a filter base (101) (1), a filter shell (102), filter cotton (103) and a filter screen (104), the liquid discharge pipe (10) and the water supply pipe (13) are respectively communicated with the filter bases (101) (1) in the two filter assemblies (11), the filter shell (102) is threadedly connected to the filter base (101) (1), the filter cotton (103) and the filter screen (104) are arranged on the filter base (101) (1) and the filter shell (102), and the liquid discharge pipe (10) and the water supply pipe (13) extend into the filter cotton (103) and the filter screen (104) in the two filter assemblies (11) respectively. 5.The water and fertilizer integrated device for plant cultivation according to claim 1, characterized in that, The fertilizer supply assembly comprises a fertilizer supply hopper (18), a fertilizer supply stirring motor (20) and fertilizer supply spiral stirring blades, the fertilizer supply hopper (18) is connected to the base (1) through support legs (17), a support plate (19) is connected to the opening of the fertilizer supply hopper (18), the fertilizer supply stirring motor (20) is connected to the support plate (19), the output shaft of the fertilizer supply stirring motor (20) is connected with a rotating shaft, one end of the rotating shaft extends into the fertilizer supply hopper (18) through the support plate (19) and is connected with the fertilizer supply spiral stirring blades, and the fertilizer supply stirring motor (20) is electrically connected with the control module. 6.The water and fertilizer integrated device for plant cultivation according to claim 5, characterized in that, The bottom of the fertilizer supply hopper (18) is connected to an infusion pipe (21), the infusion pipe (21) is connected to a third solenoid valve (22), the infusion pipe (21) is connected to a third water pump (23), the third water pump (23) is connected to a supply pipe (24), the supply pipe (24) is connected to several distribution pipes that connect to each water and fertilizer tank (3), the distribution pipes are connected to a fourth solenoid valve (25), and the third solenoid valve (22) and the fourth solenoid valve (25) are electrically connected to the control module assembly.