CN216795728U - Plain type fertigation system - Google Patents

Abstract

The utility model discloses a simple fertigation system, which comprises a base, wherein a water inlet pipeline, an irrigation pipeline and a main pipeline are arranged on the base, inlets of three Venturi tubes are connected in series on the water inlet pipeline at intervals, inlets of adsorption cavities of the three Venturi tubes are respectively connected with an A fertilizer mother liquor barrel, a B fertilizer mother liquor barrel and an acid barrel through respective mother liquor throttle valves, outlets of the three Venturi tubes are connected in series on one end of the main pipeline at intervals, an exhaust valve and a throttle valve which enables the middle part of the main pipeline to be communicated with the water inlet pipeline are arranged on the water inlet pipeline at the rear side of the three Venturi tubes, and the other end of the main pipeline is communicated with the irrigation pipeline through a system pump, a liquid taking valve and a one-way valve in sequence; the utility model has the advantages of small size, small floor area, low price, short maintenance period and low maintenance cost.

Description

Plain type fertigation system

Technical Field

The utility model relates to the technical field of agricultural mechanical equipment, in particular to a simple irrigation and fertilization system.

Background

China is a big agricultural country in the world, and farmers adopt a large-water large-fertilizer land irrigation and fertilization mode for a long time in order to obtain high yield. The water and fertilizer resources are not effectively utilized, the waste is serious, the input-output proportion is not high, and the serious pollution of underground water resources is also caused. At present, the greenhouse is developed rapidly in China, the glass greenhouse can better artificially regulate various factors of plant growth, and the water and fertilizer irrigation equipment is necessary equipment for low-cost greenhouse growers. At present, automatic irrigation systems at home and abroad have been developed rapidly. The fertilizer and irrigation equipment on the market has various types, different functional structures and good comprehensive and stable foreign functions, but the equipment has large size, large occupied area, high price, long maintenance period and high maintenance cost, and is not suitable for the soil shed growers in China.

The grant publication No. CN 211430055U introduces a fertilizer barrel for delivering fertilizer to a nutrient solution tank by using gravity, which comprises a barrel cover, a plurality of fertilizer barrels are arranged at the top of the nutrient solution tank side by side, a fertilizer delivery electromagnetic valve is arranged in the middle of a bottom panel of each fertilizer barrel, an upper end inlet of each fertilizer delivery electromagnetic valve is communicated with the lower end of the corresponding fertilizer barrel, a lower end outlet of each fertilizer delivery electromagnetic valve extends into the nutrient solution tank from a corresponding nutrient solution tank top cleaning port, and a threading port for a lead wire communicated with each fertilizer delivery electromagnetic valve to pass through is arranged at the front part of each fertilizer barrel. The nutrient solution box is a rectangular barrel body, a plurality of 500x215mm cleaning openings are formed in the top of the barrel body at intervals, a fertilizer barrel guide plate is welded in the middle of each adjacent cleaning opening, and a sewage discharge opening is formed in the bottom of the nutrient solution box. The utility model overcomes the defects of the existing equipment and has the advantages of simple, reasonable and compact structure, small occupied space and convenient use. But the nutrient solution is supplied through the electromagnetic valves communicated with the fertilizer barrels

The box supplies rich water, when a manager detects that fertilizer is lack in nutrient solution required by crops, the main control device or the manager opens the fertilizer conveying electromagnetic valves again, the fertilizer solution in each fertilizer barrel enters the nutrient solution box from each fertilizer conveying electromagnetic valve by utilizing gravity to replenish the nutrient solution in the fertilizer barrel, and each fertilizer conveying electromagnetic valve is closed after fertilizer replenishment. Still have the equipment size big, area is many, the price is expensive, maintenance cycle is long, the maintenance cost is high not enough.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a simple irrigation and fertilization system which has the advantages of small size, small occupied area, low price, short maintenance period and low maintenance cost.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a plain type fertigation system, the on-line screen storage device comprises a base, be equipped with the inlet channel on the base, irrigation pipeline and trunk line, three venturi's entry is the interval distance concatenation on the inlet channel, three venturi's absorption chamber import is respectively through respective mother liquor choke valve connection a fertile mother liquor bucket of A, fertile mother liquor bucket of B and an acid bucket, three venturi's export is interval distance concatenation and is served in one of trunk line, establish discharge valve and the choke valve that makes the middle part of trunk line and inlet channel link up on the inlet channel of three venturi rear side, the other end of trunk line loops through the system pump, get liquid outlet valve and check valve and communicate with each other with irrigation pipeline.

As a preferable technical scheme of the utility model, one end of the main pipeline is a closed end.

As a preferred technical scheme of the utility model, a water pressure gauge is connected to a main pipeline between the one-way valve and the irrigation pipeline.

As a preferred technical scheme of the utility model, the number of the mother liquor throttle valves is three, each mother liquor throttle valve is respectively positioned on each pipeline of the inlet of the adsorption cavity of each Venturi tube and each pipeline of one A fertilizer mother liquor barrel, one B fertilizer mother liquor barrel and one acid barrel,

the base is made of stainless steel materials. Compared with the prior art, the utility model can achieve the following beneficial effects:

1. compared with a comparison document CN 211430055U, the fertilizer bucket-type fertilizer feeding device is not provided with an electromagnetic valve, a nutrient solution box and a fertilizer conveying electromagnetic valve which are communicated with each fertilizer bucket; but with the outside water inlet of inlet channel connection fertilization system, through fertile with A, the fertile mother liquor bucket of B and the leading-in corresponding A of sour, back in the fertile sour bucket of B and the sour bucket, through the inside mixing of the leading-in trunk line of corresponding venturi, the choke valve is fertile with the inside A who mixes the back of carrying out of trunk line with the system pump, the B is fertile and the leading-in trunk line of sour inside back of outlet pipe is discharged through irrigation pipe and is irrigated, this irrigation system simple structure, low price, the operation is stable, convenient operation is practical. The problems that the fertilization and irrigation equipment in the existing market is large in size, large in occupied area, high in price, long in maintenance period and high in maintenance cost, and is not suitable for soil shed planters in China can be solved.

2. Preliminary statistics shows that the manufacturing cost of the fertilizer and irrigation device is only 20% of that of the traditional similar fertilizer and irrigation device, the size of the device is only 30% of that of the traditional similar fertilizer and irrigation device, the price of the device is only 20% of that of the traditional similar fertilizer and irrigation device, the maintenance period of the device is 10% of that of the traditional similar fertilizer and irrigation device, the maintenance cost is 80% lower, the stability guarantee degree is high, and the device is suitable for being used by soil shed planters in China.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic structural diagram of the present invention.

Wherein: 1. a water inlet pipe; 2. a venturi tube; 3. a fertilizer mother liquid barrel A, a fertilizer mother liquid barrel B and an acid barrel; 4. a mother liquor throttle valve; 5. a throttle valve; 6. an exhaust valve; 7. a system pump; 8. a liquid-taking port valve; 9. a one-way valve; 10. a water pressure gauge; 11. a main pipeline; 12. an irrigation pipe; 13. a base.

Detailed Description

The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in fig. 1-2, the utility model provides a simple fertigation system, which comprises a base 13, wherein a water inlet pipeline 1, an irrigation pipeline 12 and a main pipeline 11 are arranged on the base, inlets of three venturi tubes 2 are connected in series on the water inlet pipeline 1 at intervals, inlets of adsorption cavities of the three venturi tubes 2 are respectively connected with a fertilizer mother liquor barrel A, a fertilizer mother liquor barrel B and an acid barrel 3 through respective mother liquor throttle valves 4, outlets of the three venturi tubes are connected in series on one end of the main pipeline at intervals, the water inlet pipeline on the rear side of the three venturi tubes is provided with an exhaust valve 6 and a throttle valve 5 which enables the middle part of the main pipeline 11 to be communicated with the water inlet pipeline, and the other end of the main pipeline is communicated with the irrigation pipeline 12 through a system pump 7, a liquid taking valve 8 and a one-way valve 9 in sequence.

The utility model is convenient for discharging the redundant gas in the main pipeline 11 by arranging the exhaust valve 6, so as to prevent the air in the water outlet pipe 11 from influencing the working efficiency of the fertilizer suction and the system pump 7.

The mixed fertilizer water is convenient to take out by arranging the liquid taking port valve 8, and the EC/PH value is detected.

The system pump 7 of the utility model provides power for fertigation and generates negative pressure in the main pipeline to suck mother liquor in the mother liquor barrel, the acid barrel and a fertilizer suction pipeline into the system.

The utility model prevents the irrigation nutrient solution from flowing back to the system by arranging the one-way valve 9. And a water pressure gauge 10 is connected to the main pipeline between the one-way valve and the irrigation pipeline so as to conveniently detect the irrigation water outlet pressure.

One end of the main pipeline is a closed end.

The number of the mother liquid throttle valves is three, and each mother liquid throttle valve is respectively positioned on each pipeline of the inlet of the adsorption cavity of each Venturi tube and one fertilizer mother liquid barrel A, one fertilizer mother liquid barrel B and one acid barrel to respectively control each A, B fertilizer mother liquid barrel and the acid barrel so as to adjust the flow of each mother liquid and acid entering the main pipeline to reach the set value.

The base is made of stainless steel material to prevent the base from rusting.

When the device is used, one fertilizer A mother liquid barrel, one fertilizer B mother liquid barrel and one acid barrel are respectively filled with fertilizer A, fertilizer B and plant acid, the fertilizer A mother liquid barrel, the fertilizer B mother liquid barrel and the acid barrel can be externally matched and are respectively independent of the base, and the device is only required to be respectively communicated with the inlets of the adsorption cavities of the three Venturi tubes 2 through respective mother liquid throttle valves 4. The water inlet pipe is connected with a water pipe of a water source (a water storage tank or a tap water pipe). Irrigation pipe and plant irrigation pipe way water inlet switch-on, system pump isoelectrical equipment all links to each other with the external power source electrical property, irrigation water gets into plain type fertigation system by the inlet channel, through corresponding each venturi 2 fertile with A, fertile and the leading-in trunk line of plant acid is inside to be mixed, system pump 7 and check valve 5 with the inside A fertile after mixing of trunk line, fertile and the plant of leading out the trunk line with acid inside back again irrigate through irrigation pipe 12 discharge to the plant of planting.

Extracting mixed fertilizer water from the liquid taking port valve 8, detecting EC/PH, if the amount of the fertilizer A, the fertilizer B and the plant acid mixed in the main pipeline is too much or too little at the same time, reducing or closing the over-flow of the throttle valve 5 by adjusting the over-flow control of the throttle valve 5, and increasing the amount of the fertilizer A, the fertilizer B and the plant acid mixed in the main pipeline; otherwise, the number is small. If the independent adding amount of the fertilizer A, the fertilizer B and the plant acid which are mixed in the main pipeline is required to be adjusted, the adjustment is finished by adjusting the overflow of the respective mother liquor throttle valves 4, if the plant acid is excessive, the overflow of the mother liquor throttle valve 4 communicated with the acid bucket is reduced, and the control is finished at low cost. Usually, the fertilizer reaches the standard by one-time adjustment, can be used for a long time, and only needs to ensure that the fertilizer A mother liquid barrel, the fertilizer B mother liquid barrel and the acid barrel are respectively filled with the fertilizer A, the fertilizer B and the acid for plants.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (5)

1. The utility model provides a plain type fertigation system, includes the base, its characterized in that: be equipped with inlet channel (1) on the base, irrigation pipe (12) and trunk line (11), the entry of three venturi (2) is interval distance concatenation on inlet channel (1), the fertile mother liquor bucket of an A is connected through respective mother liquor choke valve respectively in the absorption chamber import of three venturi (2), fertile mother liquor bucket of a B and an acid bucket, the export of three venturi (2) is interval distance concatenation and serves one of trunk line, establish discharge valve (6) and make the choke valve that the middle part of trunk line and inlet channel link up on the inlet channel of three venturi rear side, the other end of trunk line loops through system pump (7), get liquid mouthful valve (8) and check valve (9) and communicate with each other with irrigation pipe (12).

2. The simplified fertigation system of claim 1, wherein: one end of the main pipeline is a closed end.

3. The simplified fertigation system of claim 1, wherein: and a water pressure gauge (10) is connected to the main pipeline between the one-way valve and the irrigation pipeline.

4. The simplified fertigation system of claim 1, wherein: the number of the mother liquid throttle valves is three, and each mother liquid throttle valve is respectively positioned on each pipeline of the inlet of the adsorption cavity of each Venturi tube and each pipeline of one A fertilizer mother liquid barrel, one B fertilizer mother liquid barrel and one acid barrel.

5. The simplified fertigation system of claim 1, wherein: the base is made of stainless steel materials.

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