Greenhouse rainwater collecting and irrigating device

Abstract

The utility model discloses a greenhouse rainwater collecting and irrigating device which comprises a water storage tank, a mixing piece used for mixing water and fertilizer is arranged at the lower end in the water storage tank, the mixing piece comprises a bottom plate, an air cavity is formed in the bottom plate, and an air spraying head communicated with the air cavity is arranged on the upper end face of the bottom plate. An air inlet pipe communicating with the air cavity is further vertically and upwards arranged on the upper end face of the bottom plate, and the other end of the air inlet pipe communicates with the air outlet end of an air pump. According to the utility model, the mixing piece for mixing water and fertilizer is arranged at the bottom of the water storage tank, and high-pressure gas can be fed into the gas cavity through the work of the gas pump and is finally sprayed out by the gas spraying head, so that water in the water storage tank is in an active state, the mixing of the fertilizer and rainwater in the water storage tank is accelerated, and the mixing uniformity can be improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of rainwater collection, and in particular relates to a greenhouse rainwater collection irrigation device. Background Art

[0002] Recycled rainwater can be used in many places, such as common equipment cleaning and road washing. Agricultural irrigation is also within the scope of application. First of all, agriculture does not have such high requirements for water sources. Those who have lived in rural areas know that most of the irrigation of farmland in rural areas comes from rainwater or water in ponds, which is basically directly equal to recycled rainwater. Moreover, rainwater itself has natural nutrients. When using recycled rainwater to irrigate crops, it can also improve the growth quality of crops. Using rainwater for agricultural irrigation can reduce dependence on groundwater and also achieve the effect of saving water resources.

[0003] In the prior art, most of the rainwater collection devices for greenhouses only collect rainwater into a water tank for subsequent use, and their functions are relatively simple. When crops in the greenhouse need to be fertilized with water, the water tank used for rainwater collection is difficult to mix rainwater and fertilizer. Even if fertilizer is put into the water tank, it is difficult to fully dissolve and mix the rainwater and fertilizer due to the lack of a stirring component.

[0004] Based on the deficiencies in the prior art, the utility model discloses a rainwater collection and irrigation device for a greenhouse. A mixing element for mixing water and fertilizer is arranged at the bottom of a water tank. Through the operation of an air pump, high-pressure gas can be delivered into the air cavity and finally sprayed out by a nozzle, so that the water inside the water tank is in an active state, accelerating the mixing of fertilizer with rainwater in the water tank and improving the mixing uniformity. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model aims to provide a greenhouse rainwater collection and irrigation device.

[0006] The utility model provides the following technical solutions:

[0007] A greenhouse rainwater collection and irrigation device comprises a water storage tank, wherein a mixing element for mixing water and fertilizer is arranged at the lower end of the water storage tank, wherein the mixing element comprises a bottom plate, wherein an air cavity is arranged inside the bottom plate, wherein an injection nozzle connected to the air cavity is arranged on the upper end surface of the bottom plate, wherein an air inlet pipe connected to the air cavity is also arranged vertically upward on the upper end surface of the bottom plate, wherein the other end of the air inlet pipe is connected to the air outlet of an air pump; further comprising a diversion and water storage element arranged on the left and / or right side of the greenhouse, wherein the diversion and water storage element comprises a diversion groove arranged along the length direction of the greenhouse and a transfer water storage tank for temporarily storing rainwater in the diversion groove; wherein the diversion groove is arranged at a certain angle along the length direction thereof, and the transfer water storage tank is located at the lower end of the diversion groove. The diversion groove is used to collect rainwater flowing down from the top of the greenhouse and transport it to the transfer water storage tank.

[0008] Preferably, a plurality of the diversion and water storage components are provided, and the plurality of the diversion and water storage components are connected end to end and arranged along the length direction of the greenhouse.

[0009] Preferably, it also includes a pumping component, which includes a water inlet main pipe, which is arranged along the length direction of the greenhouse, and is connected with the bottom of each of the transfer water storage tanks through a plurality of water inlet branches. One end of the water inlet main pipe is closed, and the other end of the water inlet main pipe is connected with the water inlet end of the first water pump. The water outlet end of the first water pump is provided with an L-shaped water outlet head, and the other end of the L-shaped water outlet head is located at the upper end opening of the water storage tank.

[0010] Preferably, a plurality of the nozzles are provided, and the nozzles are evenly distributed on the upper end surface of the bottom plate in a rectangular array.

[0011] Preferably, a one-way air outlet valve is provided at the connection point between each of the air jet heads and the air cavity.

[0012] Preferably, it also includes an irrigation water delivery component, which includes a second water pump, the water inlet end of the second water pump is connected to a water inlet pipe, the other end of the water inlet pipe extends to the inner lower end of the water storage tank, the water outlet end of the second water pump is connected to the irrigation system inside the greenhouse through the water outlet pipe, and a first filter is also provided at one end of the water inlet pipe away from the second water pump.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] The utility model discloses a rainwater collection and irrigation device for a greenhouse. A mixing piece for mixing water and fertilizer is arranged at the bottom of a water storage tank. High-pressure gas can be sent into an air cavity through the operation of an air pump and finally sprayed out by a nozzle, so that the water inside the water storage tank is in an active state, the mixing of fertilizer with rainwater in the water storage tank is accelerated, and the mixing uniformity can be improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode are briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 This is a distribution diagram of the diversion and water storage components of the utility model.

[0017] Figure 2 It is a schematic diagram of the structure of the diversion and water storage component of the utility model.

[0018] Figure 3 It is a schematic diagram of the water storage tank structure of the utility model.

[0019] Figure 4 It is a schematic diagram of the structure of the mixing element of the utility model. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the implementation of the utility model clearer, the technical solution in the implementation of the utility model will be clearly and completely described below in conjunction with the drawings in the implementation of the utility model. Obviously, the described implementation is only a part of the implementation of the utility model, not all of the implementations. Based on the implementation of the utility model, all other implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0022] See also Figure 1-4As shown, a greenhouse rainwater collection and irrigation device includes a water storage tank 4, wherein a mixing element for mixing water and fertilizer is arranged at the lower end of the water storage tank 4, wherein the mixing element includes a bottom plate 51, wherein an air cavity 52 is arranged inside the bottom plate 51, and an injection nozzle 53 connected to the air cavity 52 is arranged on the upper end surface of the bottom plate 51, and an air inlet pipe 54 connected to the air cavity 52 is also arranged vertically upward on the upper end surface of the bottom plate 51, and the other end of the air inlet pipe 54 is connected to the air outlet end of an air pump 55. By arranging a mixing element for mixing water and fertilizer at the bottom of the water storage tank, the high-pressure gas can be sent into the air cavity through the operation of the air pump and finally ejected by the injection nozzle, so that the water inside the water storage tank is in an active state, the mixing of fertilizer and rainwater in the water storage tank is accelerated, and the mixing uniformity can be improved. The water storage tank 4 is buried underground.

[0023] There are a plurality of the spray heads 53, which are evenly distributed in a rectangular array on the upper end surface of the bottom plate 51. A one-way air outlet valve is provided at the connection between each spray head 53 and the air cavity 52, so as to further improve the mixing uniformity and mixing strength.

[0024] It also includes a guide and water storage member 2 arranged on the left and / or right side of the greenhouse 1, and the guide and water storage member 2 includes a guide groove 21 arranged along the length direction of the greenhouse 1 and a transfer water storage tank 22 for temporarily storing rainwater in the guide groove 21; the guide groove 21 is inclined at a certain angle along its length direction, and the transfer water storage tank 22 is located at the lower end of the guide groove 21. The guide groove 21 is used to collect rainwater flowing down from the top of the greenhouse, and the inclination angle of the guide groove 21 is 5-10 degrees. There are a plurality of guide and water storage members 2, and the plurality of guide and water storage members 2 are connected end to end and arranged along the length direction of the greenhouse 1. The guide groove 21 is concave, and rainwater on the outer side of the greenhouse 1 flows downward from the surface and falls into the concave guide groove 21. Since the inclination angle of the guide groove 21 is 5-10 degrees, the rainwater flows through the guide groove 21 into the transfer water storage tank 22 located at the lower end of the guide groove 21 for temporary storage. The guide groove 21 is set on the ground, and the side close to the side of the greenhouse is closely attached to the side of the greenhouse, or glued by adhesive. The transfer water storage tank 22 is buried underground and is set lower than the guide groove 21.

[0025] It also includes a pumping part, which includes a water inlet main pipe 31, which is arranged along the length direction of the greenhouse 1, and is connected to the bottom of each of the transfer water storage tanks 22 through a plurality of water inlet branches. One end of the water inlet main pipe is closed, and the other end of the water inlet main pipe is connected to the water inlet end of the first pumping pump 33. The water outlet end of the first pumping pump is provided with an L-shaped water outlet head 34, and the other end of the L-shaped water outlet head 34 is located at the upper end opening of the water storage tank 4. Through the operation of the first pumping pump, rainwater inside the transfer water storage tank can flow into the water storage tank 4 through the water inlet branch pipe 32, the water inlet main pipe 31, the first pumping pump, and the L-shaped water outlet head 34, so as to collect rainwater.

[0026] It also includes an irrigation water delivery component, which includes a second water pump, the water inlet end of the second water pump is connected to a water inlet pipe, the other end of the water inlet pipe extends to the lower end of the water storage tank 4, the water outlet end of the second water pump is connected to the irrigation system inside the greenhouse through the water outlet pipe, and the end of the water inlet pipe away from the second water pump is also provided with a first filter. The irrigation system is an existing mature technology and will not be described here. After the water and fertilizer are mixed, they can be sent to the irrigation system through the operation of the second water pump to realize water and fertilizer irrigation of crops in the greenhouse.

[0027] The above is only a preferred implementation of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent substitutions or changes within the technical scope disclosed by the present invention according to the technical solution and inventive concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A greenhouse rainwater collection and irrigation device, characterized in that: The invention comprises a water storage tank (4), wherein a mixing element for mixing water and fertilizer is arranged at the lower end of the water storage tank (4), wherein the mixing element comprises a bottom plate (51), wherein an air cavity (52) is arranged inside the bottom plate (51), wherein an injection nozzle (53) connected to the air cavity (52) is arranged at the upper end surface of the bottom plate (51), and an air inlet pipe (54) connected to the air cavity (52) is also arranged vertically upward on the upper end surface of the bottom plate (51), wherein the other end of the air inlet pipe (54) is connected to the air outlet end of an air pump (55).

2. A greenhouse rainwater collection and irrigation device according to claim 1, characterized in that: It also comprises a diversion and water storage member (2) arranged on the left side and / or the right side of the greenhouse (1), wherein the diversion and water storage member (2) comprises a diversion groove (21) arranged along the length direction of the greenhouse (1) and a transfer water storage tank (22) for temporarily storing rainwater in the diversion groove (21).

3. A greenhouse rainwater collection and irrigation device according to claim 2, characterized in that: The guide groove (21) is inclined at a certain angle along its length direction, and the transfer water storage tank (22) is located at the lower end of the guide groove (21).

4. A greenhouse rainwater collection and irrigation device according to claim 3, characterized in that: A plurality of the flow-guiding and water-storing components (2) are provided, and the plurality of the flow-guiding and water-storing components (2) are connected end to end and arranged along the length direction of the greenhouse (1).

5. A greenhouse rainwater collection and irrigation device according to claim 4, characterized in that: It also includes a pumping component, which includes a water inlet main pipe (31), which is arranged along the length direction of the greenhouse (1), and is connected to the bottom of each of the transfer water storage tanks (22) through a plurality of water inlet branches. One end of the water inlet main pipe is closed, and the other end of the water inlet main pipe is connected to the water inlet end of a first pumping pump (33). The water outlet end of the first pumping pump is provided with an L-shaped water outlet head (34), and the other end of the L-shaped water outlet head (34) is located at the upper end opening of the water storage tank (4).

6. A greenhouse rainwater collection and irrigation device according to claim 1, characterized in that: A plurality of the air jet heads (53) are provided, and the plurality of air jet heads (53) are evenly distributed on the upper end surface of the bottom plate (51) in a rectangular array.

7. A greenhouse rainwater collection and irrigation device according to claim 6, characterized in that: A one-way air outlet valve is provided at the connection point between each of the air jet heads (53) and the air cavity (52).

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