CN112772095A - A liquid manure integration drip irrigation system for plant cultivation - Google Patents

Abstract

The invention discloses a water and fertilizer integrated drip irrigation system for plant cultivation, which comprises a water supplementing device and a fertilizer dissolving device, wherein the water supplementing device is connected with the fertilizer dissolving device; the water replenishing device comprises a water tank and a water tank cover body, the inside of the water tank is divided into a purification cavity and a plurality of filter cavities by a filter plate, and a water suction pump is correspondingly arranged in the purification cavity; a liquid discharge port of the water suction pump is connected with a first flow divider valve through a first electromagnetic valve; the ports at the two sides of the first shunt valve are connected with a plurality of second shunt valves in series; the lower ports of the first flow divider and the second flow divider are communicated with a flow dividing pipe, a plurality of branch pipe orifices are arranged on the flow dividing pipe at intervals, and drip irrigation components are correspondingly arranged on the branch pipe orifices; the water tank cover body is correspondingly provided with a liquid level meter, a water inlet pipe and a delivery pump with the filtering cavity, and the delivery pump is communicated with the fertilizer dissolving device through a delivery pipeline. The drip irrigation system is reasonable and novel in design and high in automation degree, can efficiently realize drip irrigation of the plants planted in the greenhouse, improves irrigation efficiency, reduces water source consumption, saves labor cost, and improves growth speed and quality of the plants.

Description

A liquid manure integration drip irrigation system for plant cultivation

Technical Field

The invention relates to the technical field of plant cultivation, in particular to a water and fertilizer integrated drip irrigation system for plant cultivation.

Background

As a large population country and a large agricultural country in China, the number of fruits and vegetables consumed by people in daily life is huge, and how to meet the requirements of people in China on fresh fruits and vegetables becomes the focus of attention of people, particularly the requirements on fruits and vegetables in winter.

As an important vegetable cultivation technology, greenhouse vegetable cultivation can provide various nutrients and growth conditions required by plants according to the growth and development of the plants, so that the plants can absorb and grow. The existing greenhouse vegetable cultivation technology comprises soilless plant cultivation or traditional soil cultivation, wherein the limitation of the soilless plant cultivation is less, and the greenhouse vegetable cultivation technology is a novel plant cultivation technology as long as air and water are available in any place. Whatever the plant cultivation technology, water is needed for the growth of the plants.

At present, most of planting greenhouses still adopt a traditional planting mode, and when plants are irrigated, the plants are irrigated by adopting manual irrigation or spraying, so that the time and labor are wasted, the irrigation efficiency is low, the hydraulic resource waste is caused, and the damage to the vegetable plants is easily caused by moving an irrigation device; particularly, when the space volume of the planting greenhouse is large, the traditional irrigation efficiency is lower; in addition, in some vegetable greenhouses, such as cucumbers, tomatoes and the like, mulching films are covered on planting cages to improve the soil moisture preservation capability of soil, the planting mode increases the difficulty of plant irrigation, the conventional irrigation mode causes the waste of water sources, and the irrigation efficiency is not high.

Therefore, there is a need to provide a water and fertilizer integrated drip irrigation system for plant cultivation to overcome the above problems.

Disclosure of Invention

In order to solve the above problems, the embodiment of the present invention provides a water and fertilizer integrated drip irrigation system for plant cultivation, and the purpose of the present invention is achieved by the following technical solutions:

a water and fertilizer integrated drip irrigation system for plant cultivation comprises a water supplementing device and a fertilizer dissolving device;

the water replenishing device comprises a water tank and a water tank cover body matched with the water tank, the inside of the water tank is divided into a purification cavity and a plurality of filter cavities by a filter plate, and a water suction pump is correspondingly arranged in the purification cavity; an electric heating plate is arranged in the side wall of the water tank corresponding to the purification cavity;

the liquid discharge port of the water suction pump is connected with the first flow divider through a first electromagnetic valve and a connecting pipe; the side ports of two sides of the first shunt valve are connected with a plurality of second shunt valves in series, and two adjacent second shunt valves are communicated through a connecting pipe;

the lower ports of the first flow divider and the second flow divider are communicated with a flow dividing pipe through a third electromagnetic valve and a connecting end head which are arranged on a connecting pipe, a plurality of branch pipe ports are arranged on the flow dividing pipe at intervals, and drip irrigation assemblies are correspondingly arranged on the branch pipe ports;

the water tank cover body is provided with a liquid level meter and a water inlet pipe which are arranged corresponding to the filtering cavity and extend into the filtering cavity, and the water inlet pipe is connected with a second electromagnetic valve;

still be provided with the delivery pump on the water tank lid, the delivery pump passes through pipeline and chemical fertilizer dissolving device intercommunication.

Further, drip irrigation the subassembly and include the steady flow subassembly of managing the connection with reposition of redundant personnel, steady flow subassembly is connected with a plurality of branch liquid pipes of giving along its circumferencial direction, it stretches out tip and drips irrigation the shower nozzle intercommunication to give branch liquid pipe.

Further, the flow stabilizing assembly comprises a flow dividing piece, a pressing fixing piece, a sealing piece, a fixing connecting piece and a supporting connecting piece;

the supporting connecting piece comprises a supporting part and a connecting part II fixed at the lower end of the supporting part, and an installation cavity is arranged in the supporting part;

the fixed connecting piece comprises a first pipe fitting and a second pipe fitting, the outer diameter of the first pipe fitting is smaller than that of the second pipe fitting, and a pressing ring is formed at the joint of the first pipe fitting and the second pipe fitting; the pipe fitting II of the fixed connecting piece is clamped in the mounting cavity of the supporting part;

the sealing element is correspondingly sleeved on the first pipe fitting of the fixed connecting piece;

the pressing fixing piece is sleeved on the pipe fitting I of the fixed connecting piece, pressed on the sealing piece and the pipe fitting II and fixedly connected with the supporting part of the supporting connecting piece;

the upper end of a pipe fitting on the fixed connecting piece is fixedly connected with a flow dividing piece, the flow dividing piece comprises a fixed cap, and a plurality of branch ends communicated with the liquid supply branch pipes are arranged on the outer circumference of the fixed cap at intervals;

the flow dividing piece, the fixed connecting piece and the supporting connecting piece are connected in a communicating mode to form a liquid passing channel.

Further, a first threaded area is arranged on the inner circumference of the fixing cap; and a third threaded area is correspondingly arranged on the outer circumference of the upper end of the pipe fitting on the fixed connecting piece and corresponds to the threaded area.

Furthermore, the compressing and fixing part is wrapped and replaced by an annular screwing part, the lower end of the screwing part extends downwards to form an annular first connecting part, a compressing part is fixedly arranged on the inner side of the lower end of the first connecting part, a through hole for the first pipe fitting to penetrate through is formed in the compressing part, and the diameter of the through hole is larger than the outer diameter of the first pipe fitting and smaller than the outer diameter of the second pipe fitting.

Furthermore, a first step is arranged in the supporting part mounting cavity and corresponds to a second pipe fitting of the fixed connecting piece, and a second step is arranged on the first step and corresponds to the first connecting part;

a second threaded area is arranged on the outer circumference of the first connecting part, and a fourth threaded area matched with the second threaded area is arranged on the inner wall of the supporting part corresponding to the step;

the height of the second step is greater than that of the second pipe fitting, and the sealing element is correspondingly pressed on the second step and the second pipe fitting;

and a fifth threaded area is correspondingly arranged on the inner side of the lower end of the second connecting part and the branch pipe orifice.

Furthermore, the drip irrigation nozzle comprises a spherical part, the lower end of the spherical part extends downwards to form a drip arrow, the upper end of the spherical part is provided with a connecting elbow, and the free end of the connecting elbow is correspondingly provided with a connecting part III;

the spherical piece is provided with a spherical groove on the opposite side surface, one side of the dropping arrow is provided with an overflow groove corresponding to the spherical groove, and the connecting elbow is communicated with the spherical groove and the overflow groove to form an arc-shaped groove.

Further, the chemical fertilizer dissolving device comprises a dissolving barrel and a barrel cover assembly matched with the premixing barrel, wherein the barrel cover assembly comprises a barrel cover and a stirring shaft which is arranged on the barrel cover, extends into the barrel cover and is rotatably arranged in the dissolving barrel, a stirring mechanism is sleeved on the stirring shaft, and a stirring motor is arranged at the top end of the stirring shaft; the barrel cover is at least provided with a blanking pipe;

the barrel bottom assembly is fixedly connected with the lower end of the material dissolving barrel and the supporting seat, the barrel bottom assembly comprises a conical lower material bin, a material cleaning pipe is correspondingly arranged at the lower end of the conical lower material bin, and a material discharging port connected with a conveying pipeline is arranged on one side of the conical lower material bin.

Furthermore, the stirring mechanism comprises a stirring shaft sleeve, a plurality of first stirring rods and a plurality of second stirring rods, wherein the first stirring rods and the second stirring rods are arranged at intervals along the horizontal plane of the outer circumference of the stirring shaft sleeve; the included angle of two adjacent first stirring rods or second stirring rods is 45 degrees or 90 degrees; the first stirring rod or the second stirring rod is arranged at intervals in a layered mode along the axial direction of the stirring shaft sleeve; the included angle between the first stirring rod and the second stirring rod which are arranged between adjacent layers is 45 degrees.

Furthermore, the material dissolving barrel comprises a barrel body and a first connecting flange arranged at the upper end and the lower end of the barrel body; the inner side of the lower part of the barrel body is connected with a supporting shaft sleeve through a plurality of supporting ribs arranged in the circumferential direction, and the lower end of the stirring shaft is rotatably arranged on the supporting shaft sleeve; and a second connecting flange corresponding to the first connecting flange is arranged at the top end of the conical blanking bin.

Compared with the prior art, the embodiment of the invention at least comprises the following beneficial effects:

1. the water replenishing device can automatically replenish water to the drip irrigation system; the drip irrigation system can realize large-batch plant targeted irrigation, is particularly suitable for vegetables with higher plants such as tomatoes, beans, cucumbers and the like, can continuously provide moisture and nutrition for plant growth after being fixed in position by a shunt pipe, greatly reduces the labor intensity of subsequent irrigation or spray irrigation, saves the labor cost and improves the irrigation efficiency;

2. the water tank is internally divided into a purification cavity and a plurality of filtering cavities by a filtering plate; the collected rainwater, snow water or tap water is pumped into the water replenishing device, and the rainwater, snow water or tap water is purified and filtered through the plurality of filter plates and the multistage filter tanks, so that impurities are prevented from blocking system pipelines, the maintenance cost is reduced, and the service life is prolonged;

3. the drip irrigation assembly is reasonable and novel in design, and can stably convey water flow conveyed in a shunt pipe into the liquid supply branch pipe by adopting the flow stabilizing assembly, and drip irrigation is carried out on the roots of the plant roots through the drip irrigation spray head; the water leakage prevention and sealing of the flow stabilizing assembly can be realized through the fixed connecting piece, the supporting connecting piece and the sealing piece which are arranged in a matched manner, and the fixed connecting piece and the supporting connecting piece can rotate relatively along the axial direction, so that the drip irrigation assembly can be conveniently arranged;

4. the drip irrigation nozzle is conveniently inserted into the soil at the root of the plant through the drip arrow, the depth of the drip irrigation nozzle inserted into the soil can be adjusted, water flow can be conveniently and efficiently dripped to the root of the plant through the spherical groove, the overflow groove or the arc-shaped groove, and the influence on the drip irrigation effect caused by the blockage of the drip irrigation nozzle in the process of inserting the drip irrigation nozzle into the soil can be avoided;

5. the fertilizer dissolving device is compact in structure, the stirring mechanism can dissolve the fertilizer in the dissolving barrel to prepare the water solution under the driving of the stirring motor, and the conveying of the conveying pump is facilitated; the stirring mechanism can efficiently dissolve the fertilizer, and improve the preparation efficiency of the fertilizer solution;

in conclusion, the drip irrigation system is reasonable and novel in design and high in automation degree, can efficiently realize drip irrigation of the plants planted in the greenhouse, improves irrigation efficiency, reduces water source consumption, saves labor cost, and improves growth speed and quality of the plants.

Drawings

Fig. 1 is a schematic perspective view of a drip irrigation system according to an embodiment of the present invention;

FIG. 2 is a schematic perspective view of the connection state of the water replenishing device and the fertilizer dissolving device in FIG. 1;

FIG. 3 is a schematic view of the inside structure of the water replenishing device according to the present invention in an uncapped state;

FIG. 4 is a schematic diagram of an exploded state structure of a fertilizer dissolving device according to an embodiment of the present invention;

FIG. 5 is a perspective view of the cover assembly of FIG. 4;

FIG. 6 is a schematic perspective view of the material dissolving barrel shown in FIG. 4;

FIG. 7 is a perspective view of the bottom assembly of FIG. 4;

FIG. 8 is an enlarged structural view of the front end structure of the shunt pipe in FIG. 1;

FIG. 9 is a schematic view of the drip irrigation assembly of FIG. 1;

FIG. 10 is a schematic structural view of the flow stabilizing mechanism of FIG. 9;

FIG. 11 is a structural schematic diagram of the flow stabilizing mechanism of FIG. 10 in an exploded state;

FIG. 12 is a schematic view of the diverter of FIG. 11;

FIG. 13 is a schematic view of the compression fastener of FIG. 11;

FIG. 14 is a schematic view of the fixed connection of FIG. 11;

FIG. 15 is a first perspective view of the support link of FIG. 11;

FIG. 16 is a second perspective view of the support link of FIG. 11;

fig. 17 is a schematic view of the drip irrigation emitter of fig. 6.

In the figure:

100. a drip irrigation system; 1. a water replenishing device; 101. a water tank cover body; 102. a water tank; 103. a liquid discharge port; 104. a first electromagnetic valve; 105. a liquid level meter; 106. a second electromagnetic valve; 107. a water inlet pipe; 108. a delivery pump; 109. a water pump; 110. purifying the cavity; 111. a filter plate; 112. a waste port; 113. a filtering cavity; 2. a fertilizer dissolving device; 210. a barrel cover assembly; 211. a stirring motor; 212. a discharging pipe; 213. a barrel cover; 214. a stirring mechanism; 215. a first stirring rod; 216. a second stirring rod; 217. a stirring shaft; 218. a stirring shaft sleeve; 220. a material dissolving barrel; 221. a barrel body; 222. a first connecting flange; 223. a support rib; 224. a support sleeve; 230. a tub bottom assembly; 231. a second connecting flange; 232. a conical discharging bin; 233. a material cleaning pipe; 234. a discharge port; 3. a delivery conduit; 4. a supporting seat; 5. a first flow divider valve; 6. a connecting pipe; 7. a second flow divider valve; 8. a third electromagnetic valve; 9. connecting the end heads; 10. carrying out shunt management; 11. a branch pipe orifice; 12. a drip irrigation assembly; 13. a flow stabilizing assembly; 1310. a flow divider; 1311. a fixing cap; 1312. a branch end; 1313. a first threaded area; 1320. compressing the fixing piece; 1321. a tightening part; 1322. a pressing part; 1323. a first connecting part; 1324. a second threaded zone; 1330. a seal member; 1340. fixing the connecting piece; 1341. a first pipe fitting; 1342. a second pipe fitting; 1343. pressing a ring; 1344. a third threaded zone; 1350. a support link; 1351. a support portion; 1352. a second connecting part; 1353. a liquid passing channel; 1354. a step I; 1355. a fourth threaded zone; 1356. a step II; 1357. a fifth threaded zone; 14. a liquid supply branch pipe; 15. a drip irrigation spray head; 1501. a spherical member; 1502. connecting the elbow; 1503. dropping arrows; 1504. an overflow trough; 1505. a spherical groove; 1506. an arc-shaped slot; 1507. and a third connecting part.

Detailed Description

Preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention.

Example 1:

referring to fig. 1 to 17, the invention discloses a water and fertilizer integrated drip irrigation system for plant cultivation, the drip irrigation system 100 comprises a water supplementing device 1 and a fertilizer dissolving device 2; the water supplementing device 1 comprises a water tank 102 and a water tank cover body 101 matched with the water tank, the inside of the water tank 102 is divided into a purification cavity 110 and a plurality of filter cavities 113 by a filter plate 111, and a water suction pump 109 is correspondingly arranged in the purification cavity 110; an electric heating plate is arranged in the side wall of the water tank 102 corresponding to the purification cavity 110; a sewage discharge port 112 is arranged at the lower side of the side wall of the water tank and corresponds to the filtering cavity; the collected rainwater, snow water or tap water is pumped into the water replenishing device, and the rainwater, snow water or tap water is purified and filtered through the plurality of filter plates and the multistage filter tanks, so that impurities are prevented from blocking system pipelines, the maintenance cost is reduced, and the service life is prolonged; the temperature of the nutrient solution in the purification cavity can be raised to meet the growth requirement of plants through the electric heating plate, and the growth efficiency of the plants is improved.

The liquid discharge port 103 of the water pump 109 is connected with a first flow divider valve 5 through a first electromagnetic valve 104 and a connecting pipe 6, and the first flow divider valve is a four-way flow divider valve; the ports at two sides of the first shunt valve 5 are connected with a plurality of second shunt valves 7 in series, two adjacent second shunt valves 7 are communicated through a connecting pipe, and the second shunt valves are three-way shunt valves;

the lower ports of the first flow divider valve 5 and the second flow divider valve 7 are communicated with a flow dividing pipe 10 through a third electromagnetic valve 8 and a connecting end 9 which are arranged on connecting pipes, a plurality of branch pipe orifices 11 are arranged on the flow dividing pipe 10 at intervals, and drip irrigation assemblies 12 are correspondingly arranged on the branch pipe orifices 11; the shunt tubes are arranged along the vegetable ground cages in the planting greenhouse, and the drip irrigation assemblies are arranged corresponding to the roots of the plant plants;

the water tank cover body 101 is provided with a liquid level meter 105 and a water inlet pipe 107 which are arranged corresponding to the filtering cavity 113 and extend into the filtering cavity, and the water inlet pipe 107 is connected with a second electromagnetic valve 106; can regulate and control through solenoid valve two and supply rainwater or snow water or running water in to moisturizing device, still be provided with delivery pump 108 on the water tank lid 101, delivery pump 108 is through pipeline 3 and chemical fertilizer dissolving device 2 intercommunication. In this embodiment, the water replenishing device can automatically replenish water to the drip irrigation system 100; the drip irrigation system can realize large batch plant pertinence irrigation, is particularly suitable for vegetables with higher plants such as tomatoes, beans and cucumbers, and can realize fixed-point irrigation, and after the positions of the diversion pipes are fixed, the drip irrigation system can continuously provide moisture nutrition for plant growth, greatly reduce the labor intensity of subsequent irrigation or spray irrigation, save the labor cost and improve the irrigation efficiency.

In an alternative embodiment, referring to fig. 9, the drip irrigation assembly 12 comprises a flow stabilizing assembly 13 connected to the branch flow pipe 10, the flow stabilizing assembly 13 is connected with a plurality of liquid supply branch pipes 14 along the circumferential direction thereof, and the protruding ends of the liquid supply branch pipes 14 are communicated with the drip irrigation nozzle 15; the steady flow component can stably convey the water flow conveyed in the shunt tubes into the liquid feeding branch tubes and drip irrigation to the roots of the plant roots through the drip irrigation nozzles. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.

In a specific embodiment, referring to fig. 10 and 11, the flow stabilizing assembly 13 includes a flow divider 1310, a compression mount 1320, a seal 1330, a mount connector 1340, and a support connector 1350; the supporting connecting piece 1350 comprises a supporting part 1351 and a second connecting part 1352 fixed at the lower end of the supporting part, and an installation cavity is arranged in the supporting part 1351; the fixed connecting piece 1340 comprises a first pipe fitting 1341 and a second pipe fitting 1342, the outer diameter of the first pipe fitting 1341 is smaller than that of the second pipe fitting 1342, and a pressing ring 1343 is formed at the joint of the first pipe fitting 1341 and the second pipe fitting 1342; the second pipe piece 1342 of the fixed connecting piece 1340 is clamped in the installation cavity of the supporting part 1351; the sealing piece 1330 is correspondingly sleeved on the first pipe fitting 1341 of the fixed connecting piece 1340 and is pressed on the second pipe fitting 1342, wherein the outer diameter of the sealing piece is larger than that of the second pipe fitting; the pressing fixing member 1320 is sleeved on the first pipe fitting 1341 of the fixing connecting member, pressed on the sealing member 1330 and the second pipe fitting 1342, and fixedly connected with the supporting portion 1351 of the supporting connecting member; the upper end of the first pipe 1341 of the fixed connecting piece 1340 is fixedly connected with the flow dividing piece 1310, the flow dividing piece 1310 comprises a fixed cap 1311, and a plurality of branch ends 1312 communicated with the liquid supply branch pipes 14 are arranged on the outer circumference of the fixed cap 1311 at intervals; the flow dividing element 1310, the fixed connecting element 1340 and the supporting connecting element 1350 are communicated with each other to form a fluid passing channel 1353. In this embodiment, through the fixed connector, supporting connection spare and the sealing member cooperation setting that the cooperation set up, can realize steady flow component leak protection water-tight, and fixed connector and supporting connection spare can rotate along the axis direction relatively to satisfy drip irrigation assembly's convenient the arranging. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.

Referring to fig. 12, the fixing cap 1311 is provided with a first threaded region 1313 on the inner circumference; a third threaded area 1344 is arranged on the outer circumference of the upper end of the first pipe fitting 1341 on the fixed connecting piece 1340 and corresponds to the first threaded area 1313; the shunt part can be fixedly connected with the fixed connecting part through a threaded area. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.

In an alternative embodiment, referring to fig. 13, the pressing fixture 1320 includes an annular fastening portion 1321, a lower end of the fastening portion 1321 extends downward to form an annular first connecting portion 1323, a pressing portion 1322 is fixedly disposed on an inner side of a lower end of the first connecting portion 1323, a through hole for passing the first pipe piece 1341 is disposed in the pressing portion 1322, and a diameter of the through hole is greater than an outer diameter of the first pipe piece 1341 and smaller than an outer diameter of the second pipe piece 1342. The compression fixing member in this embodiment achieves sealing fixation by compressing and deforming the sealing member. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.

In a specific embodiment, referring to fig. 15, a first step 1354 is arranged in the mounting cavity of the supporting portion 1351 corresponding to the second pipe 1342 of the fixed connecting member, and a second step 1356 is arranged on the first step 1354 corresponding to the first connecting portion 1323; a second threaded area 1324 is arranged on the outer circumference of the first connecting part 1323, and a fourth threaded area 1355 matched with the second threaded area 1324 is formed on the inner wall of the supporting part 1351 corresponding to the second step 1356; the second step 1356 is higher than the second pipe 1342, and the sealing member 1330 is correspondingly pressed on the second step 1356 and the second pipe 1342; a threaded area five 1357 is arranged on the inner side of the lower end of the connecting part two 1352 corresponding to the branch pipe orifice 11. The second pipe fitting is accommodated on the first step, and the sealing element is correspondingly pressed on the first step and the second pipe fitting, so that the sealing performance of the flow stabilizing assembly is improved; the flow stabilizing assembly and the branch pipe orifice can be fixedly connected through a threaded area. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.

In a specific embodiment, referring to fig. 17, the drip irrigation nozzle 15 comprises a spherical member 1501, the lower end of the spherical member 1501 extends downwards to form a drop arrow 1503, the upper end of the spherical member 1501 is provided with a connecting elbow 1502, and the free end of the connecting elbow 1502 is correspondingly provided with a connecting part three 1507; the spherical piece 1501 is provided with a spherical groove 1505 on the opposite side surface, one side of the dropping arrow 1503 is provided with an overflow groove 1504 corresponding to the spherical groove 1505, and the connecting elbow 1502 is provided with an arc-shaped groove 1506 communicated with the spherical groove 1505 and the overflow groove 1504; the drip irrigation nozzle disclosed by the invention can be conveniently inserted into the soil at the root of the plant through the drip arrow, the depth of the insertion into the soil can be adjusted, water flow can be conveniently and efficiently dripped to the root of the plant through the spherical groove, the overflow groove or the arc-shaped groove, and the influence on the drip irrigation effect caused by the blockage of the drip irrigation nozzle in the process of inserting the drip irrigation nozzle into the soil can be avoided. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.

In some optional embodiments, referring to fig. 4 to 7, the fertilizer dissolving device 2 includes a dissolving barrel 220 and a barrel cover assembly 210 disposed on the premixing barrel in a matching manner, where the barrel cover assembly 210 includes a barrel cover 213 and a stirring shaft 217 disposed on the barrel cover and extending into the dissolving barrel in a rotating manner, the stirring shaft 217 is sleeved with a stirring mechanism 214, and a stirring motor 211 is disposed at a top end of the stirring shaft 217; at least one blanking pipe 212 is arranged on the barrel cover 213; the lower end of the material dissolving barrel 220 is fixedly connected with a barrel bottom assembly 230 arranged on the supporting seat 4, the barrel bottom assembly 230 comprises a conical lower storage bin 232, the lower end of the conical lower storage bin 232 is correspondingly provided with a material cleaning pipe 233, and one side of the conical lower storage bin 232 is provided with a material discharging port 234 connected with a conveying pipeline. The stirring mechanism can dissolve the fertilizer in the dissolving barrel to prepare into aqueous solution under the driving of the stirring motor, so that the conveying of the conveying pump is facilitated. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.

In a specific embodiment, the stirring mechanism 214 includes a stirring shaft sleeve 218, a plurality of first stirring rods 215 and a plurality of second stirring rods 216 arranged at intervals along the horizontal plane of the outer circumference of the stirring shaft sleeve; the included angle between every two adjacent first stirring rods 215 or second stirring rods 216 is 45 degrees or 90 degrees; the first stirring rod 215 or the second stirring rod 216 is arranged at intervals in layers along the axial direction of the stirring shaft sleeve; the included angle between the first stirring rod and the second stirring rod which are arranged between adjacent layers is 45 degrees. The stirring mechanism can efficiently dissolve the fertilizer, and improve the preparation efficiency of the fertilizer solution. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.

In one embodiment, the material dissolving barrel 220 includes a barrel body 221 and a first connecting flange 222 arranged at the upper end and the lower end of the barrel body; the inner side of the lower part of the barrel body 221 is connected with a supporting shaft sleeve 224 through a plurality of supporting ribs 223 arranged circumferentially, and the lower end of the stirring shaft 217 is rotatably arranged on the supporting shaft sleeve 224; the top end of the conical lower storage bin 232 is provided with a second connecting flange 231 corresponding to the first connecting flange; the barrel is fixedly connected with the barrel cover and the conical discharging bin through connecting flanges. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.

It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicating the directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In addition, the embodiments in the present specification are all described in a progressive manner, and the same and similar parts among the embodiments can be referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the device and system embodiments, since they are basically similar to the method embodiments, the description is simple, and for the relevant points, referring to the partial description of the method embodiments, it is sufficient that the components indicated as units may or may not be physical units, that is, may be located in one place, or may not be divided into a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. Can be understood and implemented by those skilled in the art without inventive effort.

The above description is only one specific implementation method of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims (10)

1. A water and fertilizer integrated drip irrigation system for plant cultivation is characterized by comprising a water supplementing device (1) and a fertilizer dissolving device (2);

the water replenishing device (1) comprises a water tank (102) and a water tank cover body (101) matched with the water tank, the water tank (102) is internally divided into a purification cavity (110) and a plurality of filter cavities (113) by a filter plate (111), and a water suction pump (109) is correspondingly arranged in the purification cavity (110); an electric heating plate is arranged in the side wall of the water tank (102) and corresponds to the purification cavity (110);

a liquid discharge port (103) of the water suction pump (109) is connected with a first flow divider (5) through a first electromagnetic valve (104) and a connecting pipe (6); two side ports of the first shunt valve (5) are connected with a plurality of second shunt valves (7) in series, and two adjacent second shunt valves (7) are communicated through a connecting pipe;

the lower ports of the first flow divider (5) and the second flow divider (7) are communicated with a flow dividing pipe (10) through a third electromagnetic valve (8) and a connecting end (9) which are arranged on a connecting pipe, a plurality of branch pipe ports (11) are arranged on the flow dividing pipe (10) at intervals, and drip irrigation assemblies (12) are correspondingly arranged on the branch pipe ports (11);

the water tank cover body (101) is provided with a liquid level meter (105) and a water inlet pipe (107) which are arranged corresponding to the filtering cavity (113) and extend into the filtering cavity, and the water inlet pipe (107) is connected with a second electromagnetic valve (106);

still be provided with delivery pump (108) on water tank lid (101), delivery pump (108) are through pipeline (3) and chemical fertilizer dissolving device (2) intercommunication.

2. The drip irrigation system for plant cultivation integrated with water and fertilizer according to claim 1, characterized in that the drip irrigation assembly (12) comprises a steady flow assembly (13) connected with a branch pipe (10), the steady flow assembly (13) is connected with a plurality of branch liquid supply pipes (14) along the circumferential direction, and the protruding ends of the branch liquid supply pipes (14) are communicated with the drip irrigation nozzle (15).

3. The drip irrigation system for plant cultivation integrated with water and fertilizer according to claim 2, characterized in that the flow stabilizer assembly (13) comprises a flow divider (1310), a pressing fixture (1320), a sealing member (1330), a fixture connector (1340) and a support connector (1350);

the supporting connecting piece (1350) comprises a supporting part (1351) and a second connecting part (1352) fixed to the lower end of the supporting part, and an installation cavity is arranged in the supporting part (1351);

the fixed connecting piece (1340) comprises a first pipe fitting (1341) and a second pipe fitting (1342), the outer diameter of the first pipe fitting (1341) is smaller than that of the second pipe fitting (1342), and a pressing ring (1343) is formed at the connecting position of the first pipe fitting (1341) and the second pipe fitting (1342); a second pipe fitting (1342) of the fixed connecting piece (1340) is clamped in the installation cavity of the supporting part (1351);

the sealing piece (1330) is correspondingly sleeved on the pipe fitting I (1341) of the fixed connecting piece (1340);

the pressing fixing piece (1320) is sleeved on the pipe fitting I (1341) of the fixing connecting piece, pressed on the sealing piece (1330) and the pipe fitting II (1342) and fixedly connected with the supporting part (1351) of the supporting connecting piece;

the upper end of a first pipe fitting (1341) on the fixed connecting piece (1340) is fixedly connected with the flow dividing piece (1310), the flow dividing piece (1310) comprises a fixed cap (1311), and a plurality of branch ends (1312) communicated with the liquid supply branch pipes (14) are arranged on the outer circumference of the fixed cap (1311) at intervals;

the flow dividing element (1310), the fixed connecting element (1340) and the supporting connecting element (1350) are communicated internally to form a through liquid channel (1353).

4. The drip irrigation system for plant cultivation integrated with water and fertilizer according to claim 3, characterized in that the fixing cap (1311) is provided with a first threaded zone (1313) on the inner circumference; and a third threaded area (1344) is arranged on the outer circumference of the upper end of the first pipe fitting (1341) on the fixed connecting piece (1340) and corresponds to the first threaded area (1313).

5. The water and fertilizer integrated drip irrigation system for plant cultivation according to claim 3, wherein the pressing fixture (1320) comprises a ring-shaped screwing portion (1321), the lower end of the screwing portion (1321) extends downwards to form a ring-shaped first connecting portion (1323), a pressing portion (1322) is fixedly arranged on the inner side of the lower end of the first connecting portion (1323), a through hole for the first pipe fitting (1341) to pass through is formed in the pressing portion (1322), and the diameter of the through hole is larger than the outer diameter of the first pipe fitting (1341) and smaller than the outer diameter of the second pipe fitting (1342).

6. The water and fertilizer integrated drip irrigation system for plant cultivation according to claim 5, wherein a first step (1354) is arranged in the mounting cavity of the support portion (1351) corresponding to the second pipe fitting (1342) of the fixed connecting part, and a second step (1356) is arranged on the first step (1354) corresponding to the first connecting part (1323);

a second threaded area 1324 is arranged on the outer circumference of the first connecting part 1323, and a fourth threaded area 1355 matched with the second threaded area 1324 is formed on the inner wall of the supporting part 1351 corresponding to the second step 1356;

the height of the second step (1356) is greater than that of the second pipe fitting (1342), and the sealing element (1330) is correspondingly pressed on the second step (1356) and the second pipe fitting (1342);

and a threaded area V (1357) is arranged on the inner side of the lower end of the connecting part II (1352) and corresponds to the branch pipe orifice (11).

7. The water and fertilizer integrated drip irrigation system for plant cultivation according to claim 2, wherein the drip irrigation nozzle (15) comprises a spherical member (1501), the lower end of the spherical member (1501) extends downwards to form a drop arrow (1503), the upper end of the spherical member (1501) is provided with a connecting elbow (1502), and the free end of the connecting elbow (1502) is correspondingly provided with a connecting part III (1507);

the side surface of the spherical part (1501) is provided with a spherical groove (1505), one side of the dropping arrow (1503) is provided with an overflow groove (1504) corresponding to the spherical groove (1505), and the connecting elbow (1502) is communicated with the spherical groove (1505) and the overflow groove (1504) to form an arc-shaped groove (1506).

8. The water and fertilizer integrated drip irrigation system for plant cultivation according to claim 1, wherein the fertilizer dissolving device (2) comprises a dissolving barrel (220) and a barrel cover assembly (210) arranged on the premixing barrel in a matched manner, the barrel cover assembly (210) comprises a barrel cover (213) and a stirring shaft (217) arranged on the barrel cover and extending into the dissolving barrel in a rotating manner, the stirring shaft (217) is sleeved with a stirring mechanism (214), and a stirring motor (211) is arranged at the top end of the stirring shaft (217); the barrel cover (213) is at least provided with a blanking pipe (212);

the bucket bottom component (230) fixed connection that sets up on solvent bucket (220) lower extreme and supporting seat (4), bucket bottom component (230) are including feed bin (232) under the toper, feed bin (232) lower extreme correspondence is provided with material cleaning pipe (233) under the toper, feed bin (232) one side is provided with row material port (234) of being connected with pipeline under the toper.

9. The drip irrigation system for plant cultivation integrated with water and fertilizer according to claim 8, wherein the stirring mechanism (214) comprises a stirring shaft sleeve (218), a plurality of first stirring rods (215) and a plurality of second stirring rods (216) which are arranged along the horizontal plane of the outer circumference of the stirring shaft sleeve at intervals; the included angle of the first stirring rod (215) or the second stirring rod (216) of two adjacent stirring rods is 45 degrees or 90 degrees; the first stirring rod (215) or the second stirring rod (216) is arranged at intervals in layers along the axial direction of the stirring shaft sleeve; the included angle between the first stirring rod and the second stirring rod which are arranged between adjacent layers is 45 degrees.

10. The drip irrigation system for plant cultivation integrated with water and fertilizer according to claim 8, wherein the solvent bucket (220) comprises a bucket body (221) and a first connecting flange (222) arranged at the upper end and the lower end of the bucket body; the inner side of the lower part of the barrel body (221) is connected with a supporting shaft sleeve (224) through a plurality of supporting ribs (223) arranged in the circumferential direction, and the lower end of the stirring shaft (217) is rotatably arranged on the supporting shaft sleeve (224); and a second connecting flange (231) corresponding to the first connecting flange is arranged at the top end of the conical lower storage bin (232).

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