Water and fertilizer integrated root drip irrigation device

Abstract

The utility model discloses a water and fertilizer integrated root system drip irrigation device which comprises a drip irrigation barrel, a water pump and a pressurizing air pump are arranged on the left side of the drip irrigation barrel, an air inlet pipe is fixedly connected to the left side wall of the drip irrigation barrel, and the output end of the water pump is fixedly connected with a Venturi pipe. A water inlet, a connecting neck and a water outlet are formed in the Venturi tube, an air inlet is formed in the upper side wall of the connecting neck, and a connecting joint is fixedly connected to the upper side wall of the Venturi tube; the right side wall of the drip irrigation barrel is fixedly connected with a drip irrigation pipe, and the right end of the drip irrigation pipe is fixedly connected with a plurality of drip irrigation branch pipes. According to the utility model, when water flow passes through the connecting neck, negative pressure is generated at the air inlet, so that air is sucked into the Venturi tube through the air inlet pipe, the Venturi tube sprays high-pressure liquid with fine bubbles, the contact area of water and fertilizer is increased, and the fertilizer and the water are fully mixed.

Description

Technical Field

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

[0002] Macadamia nuts are a type of tree nut native to Australia. Macadamia nuts are suitable for growing in mild, humid, and low-wind areas. They have high economic value and are known as the "king of dried fruits." They are mainly distributed in eastern Australia, New Caledonia, and Sulawesi Island, Indonesia. During the planting process of macadamia nuts, drip irrigation needs to be performed on the root system so that the fertilizer can fully act on the macadamia nuts, thereby improving the growth effect of macadamia nuts.

[0003] However, the existing partial root drip irrigation device is relatively cumbersome to handle the water and fertilizer that are not fully mixed during use, and the water and fertilizer cannot be fully mixed with water, so that part of the water and fertilizer will be wasted, resulting in a waste of resources. Utility Model Content

[0004] The utility model aims to solve at least one of the technical problems existing in the prior art, and provides a water-fertilizer integrated root drip irrigation device, which is provided with a venturi tube, and a water pump can pump drip irrigation water in, and when the water flows through the connecting neck, negative pressure is generated at the air inlet, so that air is sucked into the venturi tube through the air inlet pipe, so that the venturi tube sprays high-pressure liquid with fine bubbles, increases the contact area between water and fertilizer, and realizes full mixing of fertilizer and water;

[0005] The device is provided with a pressurized air pump and a plurality of control valves. The pressurized air pump can introduce gas into the drip irrigation barrel to increase the air pressure inside the drip irrigation barrel, so that the drip irrigation water mixed with fertilizer is discharged through the drip irrigation pipe and the drip irrigation branch pipe, thereby reducing fertilizer loss and improving fertilizer utilization efficiency. It can be used under various terrain conditions, thereby increasing the applicability of the device.

[0006] The utility model also provides a root drip irrigation device with the above-mentioned integrated water and fertilizer, comprising: a drip irrigation bucket, a water pump and a pressurized air pump are arranged on the left side of the drip irrigation bucket, an air inlet pipe is fixedly connected to the left wall of the drip irrigation bucket, an output end of the water pump is fixedly connected to a venturi tube, a water inlet, a connecting neck and a water outlet are arranged inside the venturi tube, an air inlet is arranged on the upper side wall of the connecting neck, and a connecting joint is fixedly connected to the upper side wall of the venturi tube;

[0007] The right side wall of the drip irrigation barrel is fixedly connected with a drip irrigation pipe, the right end of the drip irrigation pipe is fixedly connected with a plurality of drip irrigation branch pipes, the upper side wall of the drip irrigation barrel is fixedly connected with a collection funnel, the upper side wall of the collection funnel is threadedly connected with a sealing cover, and an exhaust valve is installed inside the upper side wall of the drip irrigation barrel.

[0008] According to the water-fertilizer integrated root drip irrigation device, the output ends of the water pump and the pressurized air pump both extend into the interior of the drip irrigation barrel, the water pump adds drip irrigation water into the drip irrigation barrel, and the pressurized water pump adds air into the drip irrigation barrel.

[0009] According to the water-fertilizer integrated root drip irrigation device, the connecting joint is connected to the connecting neck via the air inlet, so that the air inlet pipe can easily pass air into the venturi tube.

[0010] According to the water-fertilizer integrated root drip irrigation device, a filter assembly is fixedly connected to the left end of the air inlet pipe, which can effectively filter large impurities entering the air inlet pipe. A first control valve is installed in the middle of the air inlet pipe to control the connectivity of the air inlet pipe.

[0011] According to the water-fertilizer integrated root drip irrigation device, the right end of the air inlet pipe cooperates with the connecting joint, which facilitates the installation of the air inlet pipe.

[0012] According to the water-fertilizer integrated root drip irrigation device, a handle is fixedly connected to the upper side wall of the sealing cover to facilitate the rotation of the sealing cover.

[0013] According to the water-fertilizer integrated root drip irrigation device, the cross-sectional radius of the connecting neck is smaller than one-third of the maximum cross-sectional radius of the water inlet and the water outlet, which facilitates the mixing effect of water and air.

[0014] According to the water-fertilizer integrated root drip irrigation device, a second control valve is provided inside the drip irrigation pipe to control the connectivity of the drip irrigation pipe.

[0015] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0017] Figure 1 This is a structural schematic diagram of a water-fertilizer integrated root drip irrigation device of the utility model;

[0018] Figure 2 This is an internal schematic diagram of a water-fertilizer integrated root drip irrigation device of the utility model;

[0019] Figure 3 This is a top view schematic diagram of a water-fertilizer integrated root drip irrigation device of the utility model;

[0020] Figure 4 The utility model is a schematic diagram of the interior of a venturi tube of a water-fertilizer integrated root drip irrigation device.

[0021] Legend:

[0022] 1. Drip irrigation bucket; 102. Exhaust valve; 2. Drip irrigation pipe; 201. Second control valve; 202. Drip irrigation branch pipe; 3. Water pump; 301. Venturi tube; 3011. Water inlet; 3012. Connecting neck; 3013. Water outlet; 3014. Air inlet; 3015. Connecting joint; 4. Air inlet pipe; 401. Filter assembly; 402. First control valve; 5. Pressurized air pump; 6. Aggregate funnel; 601. Sealing cover; 602. Handle. DETAILED DESCRIPTION

[0023] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0024] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present utility model; the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" 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 communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0025] Reference Figure 1-4 The utility model embodiment is a water-fertilizer integrated root drip irrigation device, which includes: a drip irrigation barrel 1, a water pump 3 and a pressurized air pump 5 are arranged on the left side of the drip irrigation barrel 1, the output ends of the water pump 3 and the pressurized air pump 5 are both extended into the interior of the drip irrigation barrel 1, the water pump 3 adds drip irrigation water into the drip irrigation barrel 1, and the pressurized water pump 5 adds air into the drip irrigation barrel 1.

[0026] The left side wall of the drip irrigation bucket 1 is fixedly connected with an air intake pipe 4, and the left end of the air intake pipe 4 is fixedly connected with a filter assembly 401, which can effectively filter large impurities entering the air intake pipe 4. A first control valve 402 is installed in the middle of the air intake pipe 4 to control the connectivity of the air intake pipe 4. The right end of the air intake pipe 4 cooperates with the connecting joint 3015 to facilitate the installation of the air intake pipe 4.

[0027] The output end of the water pump 3 is fixedly connected to a venturi tube 301, and the interior of the venturi tube 301 is provided with a water inlet 3011, a connecting neck 3012 and a water outlet 3013. The upper side wall of the connecting neck 3012 is provided with an air inlet 3014. The upper side wall of the venturi tube 301 is fixedly connected to a connecting joint 3015, and the connecting joint 3015 is connected to the connecting neck 3012 through the air inlet 3014, so that the air inlet pipe 4 can pass air into the venturi tube 301. The cross-sectional radius of the connecting neck 3012 is less than one-third of the maximum cross-sectional radius of the water inlet 3011 and the water outlet 3013, so as to facilitate the mixing effect of water and air.

[0028] The right side wall of the drip irrigation barrel 1 is fixedly connected with a drip irrigation pipe 2, and the right end of the drip irrigation pipe 2 is fixedly connected with a plurality of drip irrigation branch pipes 202. The upper side wall of the drip irrigation barrel 1 is fixedly connected with a collection funnel 6, and the upper side wall of the collection funnel 6 is threadedly connected with a sealing cover 601. An exhaust valve 102 is installed inside the upper side wall of the drip irrigation barrel 1, and a handle 602 is fixedly connected to the upper side wall of the sealing cover 601 to facilitate the rotation of the sealing cover 601. A second control valve 201 is arranged inside the drip irrigation pipe 2 to control the connection of the drip irrigation pipe 2.

[0029] The electrical components appearing in this article are all electrically connected to an external main controller, and the main controller can be a conventional known device for control such as a computer, and the electrical components appearing in this article are all electrically connected to an external power supply.

[0030] Working principle: When drip irrigation is performed, first, the fertilizer is introduced into the drip irrigation barrel 1 through the collecting funnel 6, and the water pump 3 can pump the drip irrigation water in. When the water flows through the connecting neck 3012, negative pressure will be generated at the air inlet 3014, so that the air is sucked into the venturi tube 301 through the air inlet pipe 4, so that the venturi tube 301 sprays out high-pressure liquid with fine bubbles, which is fully mixed with the fertilizer. Then, the sealing cover 601 is covered, the first control valve 402 is closed, and the second control valve 201 is connected. The pressurized air pump 5 can pass gas into the drip irrigation barrel 1 to increase the air pressure inside the drip irrigation barrel 1, so that the drip irrigation water mixed with the fertilizer is discharged through the drip irrigation pipe 2 and the drip irrigation branch pipe 202, and the drip irrigation work is completed.

[0031] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A water-fertilizer integrated root drip irrigation device, characterized in that: include: A drip irrigation bucket (1), wherein a water pump (3) and a pressurized air pump (5) are arranged on the left side of the drip irrigation bucket (1); an air inlet pipe (4) is fixedly connected to the left side wall of the drip irrigation bucket (1); an output end of the water pump (3) is fixedly connected to a venturi tube (301); a water inlet (3011), a connecting neck (3012) and a water outlet (3013) are arranged inside the venturi tube (301); an air inlet (3014) is arranged on the upper side wall of the connecting neck (3012); and a connecting joint (3015) is fixedly connected to the upper side wall of the venturi tube (301); The right side wall of the drip irrigation barrel (1) is fixedly connected to a drip irrigation pipe (2), the right end of the drip irrigation pipe (2) is fixedly connected to a plurality of drip irrigation branch pipes (202), the upper side wall of the drip irrigation barrel (1) is fixedly connected to a collection funnel (6), the upper side wall of the collection funnel (6) is threadedly connected to a sealing cover (601), and an exhaust valve (102) is installed inside the upper side wall of the drip irrigation barrel (1).

2. The water-fertilizer integrated root drip irrigation device according to claim 1, characterized in that: The output ends of the water pump (3) and the pressurized air pump (5) both extend into the interior of the drip irrigation barrel (1).

3. The water-fertilizer integrated root drip irrigation device according to claim 1, characterized in that: The connection joint (3015) is connected to the connection neck (3012) via the air inlet (3014).

4. The water-fertilizer integrated root drip irrigation device according to claim 1, characterized in that: The left end of the air intake pipe (4) is fixedly connected to a filter assembly (401), and the middle part of the air intake pipe (4) is installed with a first control valve (402).

5. The water-fertilizer integrated root drip irrigation device according to claim 1, characterized in that: The right end of the air inlet pipe (4) matches the connecting joint (3015).

6. The water-fertilizer integrated root drip irrigation device according to claim 1, characterized in that: A handle (602) is fixedly connected to the upper side wall of the sealing cover (601).

7. The water-fertilizer integrated root drip irrigation device according to claim 1, characterized in that: The cross-sectional radius of the connecting neck (3012) is smaller than one third of the maximum cross-sectional radius of the water inlet (3011) and the water outlet (3013).

8. The water-fertilizer integrated root drip irrigation device according to claim 1, characterized in that: A second control valve (201) is arranged inside the drip irrigation pipe (2).

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