Rainwater recycling cultivation device

Abstract

The utility model discloses a rainwater recycling cultivation device which comprises a cultivation shed, a rainwater recycling device, a rainwater recycling device and a rainwater recycling device, and a plurality of plant cultivation holes are formed in the cultivation shed; the rainwater collecting box is used for collecting rainwater; the water treatment assembly is arranged in the rainwater collecting box and is used for treating the collected rainwater; the spraying assembly is arranged in the cultivation shed, and the spraying assembly is used for spraying the rainwater treated by the water treatment assembly to plants in the cultivation shed; the water returning assembly is used for transporting rainwater in the cultivation shed to the rainwater collecting box; the control assembly is connected with the spraying assembly and the water returning assembly and used for controlling the spraying assembly to spray rainwater into the cultivation shed and controlling the water returning assembly to recycle the rainwater to the rainwater collecting box, and the problem that soil is damaged in a traditional planting mode can be solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of agricultural production, and particularly relates to a rainwater recycling cultivation device. Background Art

[0002] The traditional planting model is to use soil to grow plants. In order to increase crop yields, many farmers use a large amount of chemical pesticides and fertilizers. However, these chemicals will accumulate in the soil and seep into groundwater, posing a serious threat to the ecological environment and also posing a potential risk to human health. In the traditional planting model, the soil needs to be used all the time, which has depleted soil nutrients for a long time and easily leads to the destruction of rich ecosystems.

[0003] Therefore, a new method of plant cultivation is urgently needed to avoid harm to the soil. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a rainwater recycling cultivation device, which solves the problem of soil damage in the traditional planting mode in the prior art.

[0005] In order to solve the above problems, the utility model provides a rainwater recycling cultivation device, which includes:

[0006] The cultivation shed is provided with a plurality of plant cultivation holes, and the plant cultivation holes can be used for inserting plants into the cultivation shed. The cultivation shed includes a triangular support plate, a bottom plate and a shed plate, the triangular support plate is connected to the bottom plate, a positioning block is connected to the bottom plate, the shed plate is overlapped on the triangular support plate, and one side of the shed plate abuts against the positioning block, the shed plate is provided with the plant cultivation holes, the bottom plate is provided with drainage holes, and four support columns are connected to the bottom of the bottom plate.

[0007] A rainwater collection box is used to collect rainwater.

[0008] A water treatment component is arranged inside the rainwater collection box and is used for treating the collected rainwater.

[0009] A spray component is arranged inside the cultivation shed, and the spray component sprays the rainwater treated by the water treatment component onto the plants in the cultivation shed.

[0010] A water return assembly is used to transport rainwater in the cultivation shed to the rainwater collection box.

[0011] A control component is connected to the spray component and the water return component, and is used to control the spray component to spray rainwater into the cultivation shed and to control the water return component to recycle rainwater into the rainwater collection box.

[0012] Preferably, the water treatment component includes a first rainwater treatment tank and a water filter layer arranged inside the first rainwater treatment tank. The first rainwater treatment tank is arranged in the rainwater collection box. A first water inlet is opened on the first rainwater treatment tank and located at the lower part of the water filter layer. A first water outlet is opened on the first rainwater treatment tank and located at the upper part of the water filter layer. Rainwater in the rainwater collection box flows into the first rainwater treatment tank through the first water inlet.

[0013] Preferably, the water treatment component also includes a second rainwater treatment tank and an automatic nutrient solution dispenser arranged above the second rainwater treatment tank, the second rainwater treatment tank is arranged in the rainwater collection box, the automatic nutrient solution dispenser is used to dispense nutrient solution into the second rainwater treatment tank, the second rainwater treatment tank is provided with a second water inlet and a second water outlet, the rainwater in the first rainwater treatment tank flows into the second rainwater treatment tank through the second water inlet, and the rainwater in the second rainwater treatment tank flows into the spray component through the second water outlet.

[0014] Preferably, the first rainwater treatment tank and the second rainwater treatment tank are integrally arranged.

[0015] Preferably, the spray assembly includes a first spray pipe and a second spray pipe, the first spray pipe and the second spray pipe are connected through the control assembly, the first spray pipe is provided with an atomizing micro-sprinkler, the first spray pipe is arranged in the cultivation shed, and the second spray pipe is connected to the water treatment assembly.

[0016] Preferably, the control component includes a first high-pressure sprayer water pump, a second high-pressure sprayer water pump, an electric sprayer lithium battery, a solar panel and an electric switch, the first high-pressure sprayer water pump is connected to the spray component, the second high-pressure sprayer water pump is connected to the return water component, the electric sprayer lithium battery is connected to the solar panel, the first high-pressure sprayer water pump and the second high-pressure sprayer water pump, and the electric switch is connected to the first high-pressure sprayer water pump and the second high-pressure sprayer water pump.

[0017] Preferably, the water return assembly includes a first water return pipe and a second water return pipe connected to each other, the first water return pipe is connected to the inside of the cultivation shed, and the second water return pipe is connected to the second rainwater treatment tank.

[0018] Preferably, the bottom plate and the shelf plate are respectively made of acrylic material.

[0019] Preferably, a downwardly recessed water storage area is formed on the bottom plate, and a groove is provided on the bottom plate in the water storage area.

[0020] Compared with the traditional planting mode, the rainwater recycling cultivation device provided by the utility model has the following advantages in actual plant cultivation:

[0021] (1) The rainwater recycling cultivation device provided by the utility model introduces soilless cultivation technology and introduces rainwater into the cultivation technology to realize soilless cultivation and avoid soil damage.

[0022] (2) Using water treatment components to process the collected rainwater, for example, the rainwater can be filtered and nutrient solution can be added to the rainwater to make it meet the conditions for plant growth and contain the elements required for plant growth and development. This rainwater can be used to replace soil to allow the plants to have a complete growth cycle and avoid slow plant growth.

[0023] (3) By setting up a water return component to recycle the rainwater that falls after being sprayed on the plants, the rainwater can be recycled and used again for plant cultivation, thus achieving a cycle of practical use and avoiding waste of resources. At the same time, the rainwater used for spraying will not enter the soil, further protecting the soil.

[0024] (4) The operation of the spray component and the return water component is controlled by the control component, so that semi-automatic cultivation can be achieved. Compared with the traditional planting mode, the workload can be reduced to a certain extent.

[0025] (5) Compared with the traditional planting model, the rainwater recycling cultivation device provided by the utility model introduces rainwater into the cultivation technology, reduces the use of farmland water, can reduce the shortage of water resources, and avoid high energy consumption during the cultivation process. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. In all drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, the elements or parts are not necessarily drawn according to the actual scale.

[0027] Figure 1 This is a schematic diagram of the overall structure of the rainwater recycling and cultivation device provided by the utility model;

[0028] Figure 2 It is a schematic diagram of the internal structure of the rainwater recycling and cultivation device provided by the utility model;

[0029] Figure 3 It is a structural schematic diagram of the triangular support plate provided by the utility model;

[0030] Figure 4 It is a structural schematic diagram of the shelf provided by the utility model;

[0031] Figure 5 It is a structural schematic diagram of the spray assembly provided by the utility model;

[0032] Figure 6 and Figure 7 It is a structural schematic diagram of the water treatment component provided by the utility model;

[0033] Figure 8 It is a structural schematic diagram of the water return assembly provided by the utility model. DETAILED DESCRIPTION

[0034] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0035] In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "top", "bottom", "top surface", "bottom surface", "inside", "outside", "inside", "outside" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0036] In the description of the present utility model, "several" means one or more, "more" means more than two, "greater than", "less than", "exceed" etc. are understood to exclude the number itself, and "above", "below", "within" etc. are understood to include the number itself. If the terms "first", "second", "third" are described, they are only used for the purpose of description and distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0037] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances. The following is a description of the embodiments of the present invention based on its overall structure.

[0038] Figure 1 This is a schematic diagram of the overall structure of the rainwater recycling and cultivation device provided by the utility model. Figure 2 This is a schematic diagram of the internal structure of the rainwater recycling and cultivation device provided by the utility model. Figure 1 and Figure 2 The cultivation device includes: a cultivation shed 1, a rainwater collection box 2, a rainwater collection box 2, a spray component 4, a return water component 5 and a control component 6.

[0039] See also Figure 1 The cultivation shed 1 is provided with a plurality of plant cultivation holes 10, and the plant cultivation holes 10 can be used for inserting plants into the cultivation shed 1. The rainwater collection box 2 is used to collect rainwater. The water treatment component 3 is arranged inside the rainwater collection box 2, and is used to process the collected rainwater.

[0040] See also Figure 1 and Figure 2 The spray component 4 is arranged inside the cultivation shed 1 , and the spray component 4 sprays the rainwater treated by the water treatment component 3 onto the plants in the cultivation shed 1 .

[0041] See also Figure 1 and Figure 2 The water return assembly 5 is used to transport the rainwater in the cultivation shed 1 to the rainwater collection box 2. The control assembly 6 is connected to the spray assembly 4 and the water return assembly 5, and is used to control the spray assembly 4 to spray rainwater into the cultivation shed 1 and control the water return assembly 5 to recycle rainwater into the rainwater collection box 2.

[0042] In addition, in some other embodiments, for example, other water that is not rainwater, such as farmland water, etc., can be added to the rainwater collection box 2, so that the entire device can also cultivate plants in the dry season.

[0043] Figure 6 This is a schematic diagram of the structure of the water treatment component provided by the utility model. Figure 1 and Figure 6The water treatment component 3 includes a first rainwater treatment pool 31 and a water filter layer 33 arranged inside the first rainwater treatment pool 31. The first rainwater treatment pool 31 is arranged in the rainwater collection box 2. A first water inlet 310 is opened on the first rainwater treatment pool 31 and located at the lower part of the water filter layer 33. A first water outlet 311 is opened on the first rainwater treatment pool 31 and located at the upper part of the water filter layer 33. The rainwater in the rainwater collection box 2 flows into the first rainwater treatment pool 31 through the first water inlet 310.

[0044] See also Figure 1 and Figure 6 Specifically, the water filter layer 33 can be provided with multiple layers. Since the first rainwater treatment pool 31 is provided in the rainwater collection box 2, the rainwater in the rainwater collection box 2 can enter the first rainwater treatment pool 31 through the first water inlet 310. The water filter layer 33 is provided inside the first rainwater treatment pool 31. After the rainwater enters the first rainwater treatment pool 31, it passes through the water filter layer 33, so that the rainwater on the upper part of the water filter layer 33 is filtered, and the impurities in the rainwater are isolated by the water filter layer 33 at the bottom of the first rainwater treatment pool 31. The first water outlet 311 is opened at the upper part of the water filter layer 33, and the filtered rainwater on the upper part of the water filter layer 33 can flow out from the first water outlet 311.

[0045] In some optional embodiments, a filter screen may be provided outside the first rainwater treatment tank 31 and on the first water inlet 310 to further process impurities in the rainwater.

[0046] In some preferred embodiments, in order to ensure the quality of rainwater, the water filter layer 33 can be multi-layered. For example, in this embodiment, four water filter layers 33 are provided, and the distance between each water filter layer 33 is equal.

[0047] In some embodiments, the first water inlet 310 and the first water outlet 311 on the first rainwater treatment pool 31 may be circular, square, elliptical, or the like.

[0048] Figure 7 This is a schematic diagram of the structure of the water treatment component provided by the utility model. Figure 1 and Figure 7The water treatment component 3 also includes a second rainwater treatment pool 32 and an automatic nutrient solution dispenser arranged above the second rainwater treatment pool 32. The second rainwater treatment pool 32 is arranged in the rainwater collection box 2. The automatic nutrient solution dispenser is used to dispense nutrient solution into the second rainwater treatment pool 32. The second rainwater treatment pool 32 is provided with a second water inlet 320 and a second water outlet 321. The rainwater in the first rainwater treatment pool 31 flows into the second rainwater treatment pool 32 through the second water inlet 320, and the rainwater in the second rainwater treatment pool 32 flows into the spray component 3 through the second water outlet 321.

[0049] See also Figure 1 and Figure 7 Specifically, the rainwater treated by the first rainwater treatment pool 31 enters the second rainwater treatment pool 32 through the second water inlet 320, and the nutrient solution of the elements required by the plants is added to the second rainwater treatment pool 32. Finally, the rainwater with the nutrient solution is input to the spray component 3 through the second water outlet 321, and sprayed onto the plants in the cultivation shed 1 by the spray component 3.

[0050] See also Figure 6 and Figure 7 In a preferred embodiment, the first rainwater treatment pool 31 and the second rainwater treatment pool 32 are integrated into a square pool with a partition in the middle to form two rainwater treatment pools.

[0051] In some optional embodiments, the first rainwater treatment pool 31 and the second rainwater treatment pool 32 may be separately provided, and the circulation of rainwater between the two separate treatment pools may be carried out by connecting them with pipes.

[0052] Figure 5 This is a schematic diagram of the structure of the spray assembly provided by the utility model. Figure 1 , Figure 2 and Figure 5 The spray assembly 4 includes a first spray pipe 41 and a second spray pipe 42, the first spray pipe 41 and the second spray pipe 42 are connected through the control assembly 6, the first spray pipe 41 is provided with an atomizing micro-sprinkler 43, the first spray pipe 41 is arranged in the cultivation shed 1, and the second spray pipe 42 is connected to the water treatment assembly 3.

[0053] See also Figure 5 The second spray pipe 42 is connected to the second water outlet 321 on the second rainwater treatment pool 32. The rainwater is physically vaporized by the atomizing micro-sprinkler 43, and the liquid rainwater is converted into a mist state and sprayed onto the roots of crops.

[0054] Specifically, the atomizing micro-sprinkler 43 can be set according to the size of the cultivation shed 1 and the number of plants in the cultivation shed 1 .

[0055] Specifically, since the second rainwater treatment tank 32 is arranged in the rainwater collection box 2, the second spray pipe 42 can pass through the rainwater collection box 2 and then be connected to the second rainwater treatment tank 32. This method can save more pipe materials than the second spray pipe 42 is directly inserted from the opening of the rainwater collection box 2 and then connected to the second rainwater treatment tank 32.

[0056] Figure 8 This is a schematic diagram of the structure of the water return assembly provided by the utility model. Figure 1 and Figure 8 The water return assembly 5 includes a first water return pipe 51 and a second water return pipe 52 that are connected to each other. The first water return pipe 51 is connected to a vertical pipe 53 that is connected to the inside of the cultivation shed 1 . The second water return pipe 52 is connected to the second rainwater treatment pool 32 .

[0057] See also Figure 1 and Figure 2 The control component 6 includes a first high-pressure sprayer water pump 61, a second high-pressure sprayer water pump 62, an electric sprayer lithium battery 63, a solar panel 64 and an electric switch, the first high-pressure sprayer water pump 61 is connected to the spray component 4, the second high-pressure sprayer water pump 62 is connected to the return water component 5, the electric sprayer lithium battery 63 is connected to the solar panel 64, the first high-pressure sprayer water pump 61 and the second high-pressure sprayer water pump 62, and the electric switch is connected to the first high-pressure sprayer water pump 61 and the second high-pressure sprayer water pump 62.

[0058] Specifically, the first high-pressure sprayer water pump 61 is used for the spray assembly 4, the second high-pressure sprayer water pump 62 is used for the water return assembly 5, each high-pressure sprayer water pump is equipped with an electric sprayer lithium battery 63, the electric sprayer lithium battery 63 is connected to the solar panel 64, and the electric sprayer lithium battery 63 is charged by the solar panel 64. At the same time, an electric switch is set, and each high-pressure sprayer water pump is equipped with an electric switch, and the high-pressure sprayer water pump is started and stopped by the electric switch. The electric switch adopts a remote control switch.

[0059] Specifically, in this embodiment, refer to Figure 2 and Figure 5The input end of the first high-pressure sprayer water pump 61 is connected to the second spray pipe 42, and the output end of the first high-pressure sprayer water pump 61 is connected to the first spray pipe 41. The first high-pressure sprayer water pump 61 is used to transport the rainwater in the second rainwater treatment pool 32 to the atomizing micro-sprinkler 43, and the rainwater is sprayed through the atomizing micro-sprinkler 43. The input end of the second high-pressure sprayer water pump 62 is connected to the first return pipe 51, and the output end of the second high-pressure sprayer water pump 62 is connected to the second return pipe 52, so that the rainwater accumulated in the cultivation shed 1 is recovered into the rainwater collection box 2.

[0060] For details, see Figure 2 By setting a table-shaped support plate, the table-shaped support plate is used to support the solar panel 64, and push-pull buckles are set on the solar panel 64 to fix the solar panel 64 on the table-shaped support plate. The electric sprayer lithium battery 63, the first high-pressure sprayer water pump 61, and the second high-pressure sprayer water pump 62 are set under the table-shaped support plate, so that the floor space of the entire device is reduced and the various structures of the device are more integrated.

[0061] For details, see Figure 2 The first high-pressure sprayer water pump 61 and the second high-pressure sprayer water pump 62 both adopt horizontal lifting pumps.

[0062] For details, see Figure 2 The electrical connection between the first high-pressure sprayer water pump 61, the second high-pressure sprayer water pump 62, the electric sprayer lithium battery 63, the solar panel 64 and the electric switch adopts a wire group, and the wire group is wrapped with insulating plastic to avoid corrosion.

[0063] Figure 3 It is a structural schematic diagram of the triangular support plate provided by the utility model. Figure 4 This is a schematic diagram of the structure of the shelf provided by the utility model, see Figure 2 , Figure 3 and Figure 4 The cultivation shed 1 includes a triangular support plate 11, a bottom plate 12 and a shelf plate 13. The triangular support plate 11 is connected to the bottom plate 12. A positioning block 14 is connected to the bottom plate 12. The shelf plate 13 is overlapped on the triangular support plate 11, and one side of the shelf plate 13 abuts against the positioning block 14. The shelf plate 13 is provided with the plant cultivation hole 10. The bottom plate 12 is provided with a drainage hole 120. Four support columns 15 are connected to the bottom of the bottom plate 12.

[0064] Specifically, the bottom plate 12 and the shelf plate 13 are respectively made of acrylic material.

[0065] See also Figure 2The two triangular support plates 11 are connected to the two ends of the bottom plate 12, and then the shed 13 is overlapped on the triangular support plates 11. The end of the shed 13 that contacts the bottom plate 12 abuts against the positioning block 14. The positioning block 14 can stabilize the shed 13 on the bottom plate 12, so that the entire cultivation shed 1 has good support. The drainage holes 120 on the bottom plate 12 can drain the rainwater from the cultivation shed 1. The vertical pipe 53 can be connected to the drainage holes 120. The vertical pipe 53 is connected to the first return pipe 51 to drain the rainwater, thereby reducing the waste of resources. The four support columns 15 on the bottom plate 12 can support the bottom plate 12. For example, the bottom plate 12 is made of acrylic material. The four support columns 15 can keep the bottom plate made of acrylic material away from other equipment and materials at the cultivation site, so that the bottom plate made of acrylic material can be kept clean.

[0066] See also Figure 2 The bottom plate 12 is formed with a downwardly sunken water storage area 121, and the bottom plate 12 is provided with a groove in the water storage area 121. The water storage area 121 is provided with a groove, and the first spray pipe 41 in the spray assembly 4 can be placed therein, so that the atomizing micro-sprinkler 43 can be fixed.

[0067] In some preferred embodiments, a groove is provided at the middle position of the water storage area 121 so that the atomizing micro-sprinkler 43 can spray rainwater more evenly.

[0068] See also Figure 2 A downwardly concave water storage area 121 is formed on the bottom plate 12. This arrangement is to collect the fallen rainwater when it is sprayed on the plants in the shed for easy recycling.

[0069] A drainage hole 120 is provided on the bottom plate 12 in the water storage area 121 , and rainwater in the water storage area 121 is discharged through the drainage hole 120 .

[0070] To sum up, the utility model provides a rainwater recycling cultivation device, which combines rainwater and soilless cultivation and realizes intelligent replenishment and recycling. While solving the problems of the existing technology, it can also avoid high energy consumption in the cultivation process and play a positive role in protecting the ecological environment.

[0071] The foregoing descriptions of specific exemplary embodiments of the present invention are for the purpose of explanation and illustration. These descriptions are not intended to limit the present invention to the precise form disclosed, and it is obvious that many changes and variations can be made based on the above teachings. Although an embodiment of the present invention has been shown and described, this specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. The specific features, structures, materials or characteristics described may be combined in a suitable manner in any one or more embodiments or examples. The purpose of selecting and describing the exemplary embodiments is to explain the specific principles of the present invention and its practical application, so that those skilled in the art can make modifications, substitutions, variations and various selections and changes to the embodiments without creative contribution as needed after reading this specification without departing from the principles and purpose of the present invention, but they are protected by patent law as long as they are within the scope of the claims of the present invention.

Claims

1. A rainwater recycling cultivation device, characterized in that: The cultivation device comprises: A cultivation shed (1), wherein the cultivation shed (1) is provided with a plurality of plant cultivation holes (10), wherein the plant cultivation holes (10) are provided for plants to be inserted into the cultivation shed (1), wherein the cultivation shed (1) comprises a triangular support plate (11), a bottom plate (12) and a shelf plate (13), wherein the triangular support plate (11) is connected to the bottom plate (12), wherein a positioning block (14) is connected to the bottom plate (12), wherein the shelf plate (13) is overlapped on the triangular support plate (11), and one side of the shelf plate (13) abuts against the positioning block (14), wherein the plant cultivation holes (10) are provided on the shelf plate (13), wherein the bottom plate (12) is provided with a drainage hole (120), and wherein the bottom of the bottom plate (12) is connected to four support columns (15); A rainwater collection box (2), wherein the rainwater collection box (2) is used to collect rainwater; A water treatment component (3), the water treatment component (3) being arranged inside the rainwater collection box (2) and being used for treating the collected rainwater; A spray component (4), the spray component (4) being arranged inside the cultivation shed (1), and the spray component (4) spraying rainwater treated by the water treatment component (3) onto the plants in the cultivation shed (1); A water return assembly (5), the water return assembly (5) being used to transport rainwater in the cultivation shed (1) to the rainwater collection tank (2); A control component (6) is connected to the spray component (4) and the water return component (5) and is used to control the spray component (4) to spray rainwater into the cultivation shed (1) and to control the water return component (5) to recycle rainwater into the rainwater collection tank (2).

2. The rainwater recycling cultivation device according to claim 1, characterized in that: The water treatment component (3) comprises a first rainwater treatment pool (31) and a water filter layer (33) arranged inside the first rainwater treatment pool (31); the first rainwater treatment pool (31) is arranged in the rainwater collection box (2); a first water inlet (310) is provided on the first rainwater treatment pool (31) and located at the lower part of the water filter layer (33); a first water outlet (311) is provided on the first rainwater treatment pool (31) and located at the upper part of the water filter layer (33); rainwater in the rainwater collection box (2) flows into the first rainwater treatment pool (31) through the first water inlet (310).

3. The rainwater recycling cultivation device according to claim 2, characterized in that: The water treatment component (3) further comprises a second rainwater treatment pool (32) and an automatic nutrient solution dispenser arranged above the second rainwater treatment pool (32); the second rainwater treatment pool (32) is arranged in the rainwater collection box (2); the automatic nutrient solution dispenser is used to dispense nutrient solution into the second rainwater treatment pool (32); a second water inlet (320) and a second water outlet (321) are provided on the second rainwater treatment pool (32); rainwater in the first rainwater treatment pool (31) flows into the second rainwater treatment pool (32) through the second water inlet (320); and rainwater in the second rainwater treatment pool (32) flows into the spray component (4) through the second water outlet (321).

4. The rainwater recycling cultivation device according to claim 3, characterized in that: The first rainwater treatment pool (31) and the second rainwater treatment pool (32) are integrally arranged.

5. The rainwater recycling cultivation device according to claim 1, characterized in that: The spray assembly (4) comprises a first spray pipe (41) and a second spray pipe (42); the first spray pipe (41) and the second spray pipe (42) are connected via the control assembly (6); an atomizing micro-sprinkler (43) is provided on the first spray pipe (41); the first spray pipe (41) is arranged in the cultivation shed (1); and the second spray pipe (42) is connected to the water treatment assembly (3).

6. The rainwater recycling cultivation device according to claim 1, characterized in that: The control component (6) comprises a first high-pressure sprayer water pump (61), a second high-pressure sprayer water pump (62), an electric sprayer lithium battery (63), a solar panel (64) and an electric switch, wherein the first high-pressure sprayer water pump (61) is connected to the spray component (4), the second high-pressure sprayer water pump (62) is connected to the return water component (5), the electric sprayer lithium battery (63) is connected to the solar panel (64), the first high-pressure sprayer water pump (61) and the second high-pressure sprayer water pump (62), and the electric switch is connected to the first high-pressure sprayer water pump (61) and the second high-pressure sprayer water pump (62).

7. The rainwater recycling cultivation device according to claim 3, characterized in that: The water return assembly (5) comprises a first water return pipe (51) and a second water return pipe (52) which are connected to each other, the first water return pipe (51) is connected to a vertical pipe (53), the vertical pipe (53) is connected to the inside of the cultivation shed (1), and the second water return pipe (52) is connected to the second rainwater treatment tank (32).

8. The rainwater recycling cultivation device according to claim 1, characterized in that: The bottom plate (12) and the shelf plate (13) are respectively a bottom plate and a shelf plate made of acrylic material.

9. The rainwater recycling cultivation device according to claim 1, characterized in that: A water storage area (121) that is recessed downward is formed on the bottom plate (12), and a groove is provided in the water storage area (121) on the bottom plate (12).

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