Summary of the invention
For above-mentioned situation, for overcoming the defect of prior art, the object of the utility model is just to provide a kind of heavy pressure fine spray ecological agricultural ultra-low volume spray medicine system, can effectively solve ultra-low-volume sprayer spraying efficiency low, and liquid-drop diameter is large, the lack of homogeneity of drop, the stability of a system is undesirable, the problem that spray effect is unsatisfactory.
The technical scheme that the utility model solves is, comprise collecting basin, for medicine-chest, measuring pump, high-pressure pump and fine mist spray head, the delivery port of collecting basin is connected with the water inlet of measuring pump through the first low pressure ball valve, the delivery port of measuring pump is connected with the water inlet for medicine-chest, for medicine-chest built with the agitator for dissolving or dilute agricultural chemicals, delivery port for medicine-chest is connected with the water inlet of small pump with the second filter through the first filter of series connection, the delivery port of small pump is connected with the water inlet of high-pressure pump through the second low pressure ball valve, the delivery port of high-pressure pump is equipped with pressure duct, pressure duct is equipped with high-pressure ball valve, pressure duct is embedded in soil, soil upper surface is vertically stretched out in its water side, be placed between each plant for the treatment of spray spraying pesticide, fine mist spray head is equipped with in the water side of pressure duct.
The utility model novel structure is unique, and advantages of simple, reliable, easy to operate, efficiency of spraying insecticide is high, and cost is low, pollution-free, and the life-span is long, effectively prevents plant pest, and result of use is good, has good Social and economic benef@.
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
Provided by Fig. 1, the utility model comprises collecting basin, for medicine-chest, measuring pump, high-pressure pump and fine mist spray head, the delivery port of collecting basin 1 is connected with the water inlet of measuring pump 3 through the first low pressure ball valve 2, the delivery port of measuring pump 3 is connected with the water inlet 7a for medicine-chest 7, for medicine-chest 7 built with the agitator 4 for dissolving or dilute agricultural chemicals, delivery port for medicine-chest 7 is connected with the water inlet of small pump 11 with the second filter 10 through the first filter 8 of series connection, the delivery port of small pump 11 is connected with the water inlet of high-pressure pump 15 through the second low pressure ball valve 13, pressure duct 14 delivery port of high-pressure pump 15 is equipped with, high-pressure ball valve 17 pressure duct is equipped with, pressure duct 14 is embedded in soil 20, soil 20 upper surface is vertically stretched out in its water side, be placed between each plant 19 for the treatment of spray spraying pesticide, fine mist spray head 18 water side of pressure duct 14 is equipped with.
The first pressure sensor 12 is equipped with for ensureing result of use, the pipeline between described small pump 11 and the second low pressure ball valve 13;
The second pressure sensor 16 pipeline between described high-pressure pump 15 and high-pressure ball valve 17 is equipped with;
The delivery port of described high-pressure pump 15 is connected with the water inlet of run-off 20 with the first filter 8 through the overflow valve 19 of series connection;
The described upper and lower for medicine-chest 7 is respectively arranged with overfall 7c and sewage draining exit 7d, sewage draining exit 7d is equipped with blow-off pipe, blow-off pipe is equipped with blowoff valve 6;
Described supplies medicine-chest 7 built with liquid level sensor 5a, and liquid level sensor 5a is connected with alarm 5b.
The second described low pressure ball valve 13, high-pressure pump 15, pipeline between high-pressure ball valve 17 and fine mist spray head 18 are pressure duct; First filter 8, second filter 10, pipeline between small pump 11 and the second low pressure ball valve 13 are low pressure line 9;
The first described filter 8 is commercially available y-type filter, as the y-type filter that Shanghai Dong Bao valve manufacture Co., Ltd produces, the second described filter 10 to be the patent No. of applicant's earlier application be " 200920091513.2 " " low-pressure efficient filter ";
Described fine mist spray head 18 to be the patent No. of applicant's earlier application be " 200610017940.7 " " super fine mist spraying head ", when pressure is 8-16MPa, mist particle diameter is 30-150 μm, has lateral drift ability;
The first described pressure sensor 12, second pressure sensor 15, small pump 11, first low pressure ball valve 2, second low pressure ball valve 13, high-pressure ball valve 17, overflow valve 19, pressure duct 14, low pressure line 9, measuring pump 3 are commercially available prod (prior art);
Described high-pressure pump 15 can adopt high pressure volume formula plunger pump, and pressure can reach 6-16MPa, facilitates the pesticide spraying in mountain area, farmland, hillside fields;
Described fine mist spray head 18 oral area upward, is arranged highly depending on the height of plant, general apart from ground 30cm ~ 70cm, if spraying herbicide, shower nozzle 18 can be arranged in earth's surface.
Service condition of the present utility model is: water enters collecting basin 1 from municipal tap water pipe network, and collecting basin 1 is for water-supply source, agricultural chemicals adds from the dosing mouth 7b for medicine-chest 7, and the water of collecting basin 1 is entered by water inlet 7a and dilutes agricultural chemicals for medicine-chest 7, and the first low pressure ball valve 2 and measuring pump 3 control the inflow for medicine-chest 5, agitator 4 accelerate dissolution or dilution agricultural chemicals, agricultural chemicals after dilution dissolving can reduce the possibility of agricultural chemicals fouling and blocking fine mist spray head 18 after the first filter and the second metre filter, agricultural chemicals after filtration enters small pump 11, small pump 11 runs well, the operating pressure of small pump is delivered to electric-control system by the first pressure sensor 12, only have after pressure reaches certain value, second low pressure ball valve 13 is opened, high-pressure pump 15 brings into operation, serve the effect of protection high-pressure pump, after high-pressure pump runs, high-pressure pump operating pressure be delivered to electric-control system by the second pressure sensor 16, high-pressure pump stable operation under normal pressure can be ensured.Water is delivered to pressure duct 14 by high-pressure pump, and sprays through fine mist spray head 18, and overflow valve 19 is used for the operating pressure of adjusting high-pressure pump.Agricultural chemicals presents water mists state after fine mist spray head 18 sprays, mist particle diameter is 30-150 μm, even reach nanoscale, have lateral drift ability, countless droplets forms discontinuous spray and sprays from fine mist spray head, mist droplet deposition is on the comprehensive surface of farm-forestry crop, as leaf front, the back side, plant top, bottom etc., play the long-acting effect preventing damage by disease and insect, compared with prior art, the utility model has the following advantages:
1) heavy pressure fine spray technology effective is applied to and buries filling by the utility model, water droplet can be become diameter by high pressure is 30-150 μm, even reaching nano level droplet is that farm-forestry crop is sprayed insecticide, save cost, avoid environmental pollution, general conventional high-volume spraying mu amount of liquid medicine 10 ~ 60 kilograms, and the utility model heavy pressure fine spray ecological agricultural ultra-low volume spray medicine system every mu only uses liquid 1 ~ 5 kilogram, greatly reduces cost;
2) the utility model utilizes two-stage pressurizing, effectively ensures high-pressure pump stable operation under normal pressure;
3) the utility model is provided with the multistage filtering component of independent research, can well anti-clogging;
4) the utility model system adopts quality material, can be high temperature resistant, low temperature resistant, does not fear again day and night temperature large;
5) the utility model high-pressure pump operating pressure is not less than 10MPa, can grow distance, high-liftly evenly to spray insecticide, be applicable to mountain region farm-forestry crop and spray insecticide, such as, up to the high hillside etc. of 500 meters;
6) dispersivity of the utility model droplet is effective, and area coverage increases, and unit are hydrojet consumption sprays 100 ~ 200 liters every mu by routine, and drop to 10 ~ 14 liters every mu, water-saving result is good;
7) dispersivity of the utility model droplet is effective, and droplet can be deposited on the comprehensive surface of farm-forestry crop, as leaf front, the back side, and plant top, bottom etc., high-efficiency prevention and control damage by disease and insect;
8) saving of work and time: to save time and manually;
9) be decades in service life, cost-saving.