The fertigation integral system of nursing young plants in hothouses
Technical field
The utility model relates to agricultural facility technical field, particularly a kind of fertigation integral system of nursing young plants in hothouses.
Background technology
The fertigation integral system of nursing young plants in hothouses of the prior art, relatively simple for structure, can not realize irrigation and the fertilising of essence amount, production automation degree is low, and operator's labor intensity is large, inefficiency, production cost is high, is unfavorable for the modern promotion and application of industrialized agriculture.
Summary of the invention
The purpose of this utility model is exactly the problems referred to above that exist for solving prior art, and a kind of fertigation integral system of nursing young plants in hothouses is provided; Automaticity is high, and the action control of electrical equipment is reliable, expands irrigation range, has improved operating efficiency, has reduced user's labour intensity, is specially adapted to the occasion of soilless culture, tide irrigation, drip irrigation slight irrigation.
The technical scheme of the utility model technical solution problem is:
The fertigation integral system of nursing young plants in hothouses, comprises water system, note fertile system, irrigation pipeline system, sensor liquid manure checkout gear, PLC control system, note fertile system respectively with water system, store up fertile tank and connect, water system is connected with irrigation pipeline system by main pipeline, and described water system comprises water pump, the main pipeline being connected with water pump, main pipeline is provided with filter, is respectively equipped with front manometer on the main pipeline at filter front portion and rear portion, rear manometer, electromagnetic valve switch before main pipeline, main pipeline rear electromagnetic valve switch, notes fertile system and comprises mixed fertile tank, and mixed fertile tank is noted fertile pump by venturi and is connected with the main pipeline of filter front portion, and the pipeline that mixed fertile tank and venturi are noted between fertile pump is provided with Electromagnetic Flow adjuster, note fertile electromagnetic valve switch, described PLC control system respectively with man-machine dialog interface, sensor liquid manure checkout gear, front manometer, rear manometer, electromagnetic valve switch before main pipeline, main pipeline rear electromagnetic valve switch, Electromagnetic Flow adjuster, noting fertile electromagnetic valve switch connects.
Sensor liquid manure checkout gear comprises PH sensor, EC sensor, and PH sensor, EC sensor are located on the pipeline at filter rear portion, and described PH sensor, EC sensor are connected with PLC control system and show its indicating value by man-machine dialog interface.PH sensor is used for measuring the acid-base value of irrigation water, and shows in the display of control cabinet, and can realize regular sensor calibration; EC sensor, for detection of the electrical conductivity in irrigation water, shows on the display of pass control cabinet, and can realize the correction of regular sensor, reflects the concentration height of fertilizer in irrigation water by irrigating electrical conductivity of water.
Described water pump and main pipeline, PLC control system, man-machine dialog interface are located in same frame.Frame lower is provided with roller.
Described mixed fertile pot bottom is provided with lower liquid-level switch, top is provided with liquid-level switch, and lower liquid-level switch, upper liquid-level switch are connected with PLC control system.
Described mixed fertile tank is connected by water injecting electromagnetic valve switch with the main pipeline at filter rear portion, and water injecting electromagnetic valve switch is connected with PLC control system.
The main pipeline at described filter rear portion is provided with electromagnetic flowmeter, and electromagnetic flowmeter is connected with PLC control system.
Described PLC control system comprises the modules such as analogue collection module, Siemens's Chinese characters display screen.
Irrigation pipeline system is divided into multichannel, and each irrigation pipeline system can comprise again a plurality of differential road, and each irrigation pipeline system is respectively equipped with electromagnetic valve switch, and electromagnetic valve switch is connected with PLC control system.
The beneficial effects of the utility model:
1. the utility model is controlled the action of fertilising and irrigation system by PLC control system, automaticity is high, the action control of electrical equipment is reliable, water pump and main pipeline, PLC control system, man-machine dialog interface are located in same frame, frame lower is provided with roller, convenient at indoor soft wet ground moving, expands irrigation range, improve operating efficiency, reduced user's labour intensity.Frame consists of stainless steel part, corrosion-resistant, aesthetic in appearance.
2. to note fertile pump be the fertile key element of note to venturi, at its two ends, produces a pressure reduction, utilizes its water conservancy characteristic, and fertilizer is sucked in irrigation system; Electromagnetic Flow adjuster is for sucking the adjusting of fertilizer amount to it, note fertile electromagnetic valve switch for by control system to noting fertile control; Water system, for irrigation system provides pressure and the flow satisfying condition, provides a pressure differential for noting fertile system, in addition to meet fertilizer injector requirements of one's work.
3. the fertile electromagnetic valve switch of note is closed, the water after filtering injects in mixed fertile tank and makes it to mix with fertilizer, has avoided sneaking into and the obstruction to micro-nozzle road of impurity.
4. water consumption and fertilizing amount on can accurate-metering unit are.
5.PLC control system comprises the modules such as analogue collection module, Siemens's Chinese characters display screen, can realize the operation of controlling whole fertilizer distributor; Fertilizer distributor is carried out to system setting; Establishment fertigation program; The fertigation program that storage user works out; Control the keying of outside irrigation valve; Control the operation of flood pattern or stop; Accept external control signal; Monitor the operation of fertilizer distributor processed and system, the high and operating efficiency of reliability, has reduced operator's labour intensity.
6. the utility model can be according to grower's setting, two kinds or several different fertilizer are mixed, and according to the acid-base value of irrigation water, then add a small amount of acid solution, guarantee that the irrigation water of output reaches the pH-value setting.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
In order to understand better the utility model, below in conjunction with accompanying drawing, explain in detail embodiment of the present utility model.
As shown in Figure 1, a kind of fertigation integral system of nursing young plants in hothouses, comprises water system, note fertile system, irrigation pipeline system, sensor liquid manure checkout gear, PLC control system 3, note fertile system respectively with water system, store up fertile tank and connect, water system is connected with irrigation pipeline system by main pipeline, and described water system comprises water pump 1, the main pipeline 6 being connected with water pump 1, main pipeline 6 is provided with filter 2, is respectively equipped with front manometer 61 on the main pipeline at filter 2 front portions and rear portion, rear manometer 62, electromagnetic valve switch 66 before main pipeline, main pipeline rear electromagnetic valve switch 67, notes fertile system and comprises mixed fertile tank 5, and mixed fertile tank 5 is noted fertile pump 56 by venturi and is connected with the main pipeline of filter front portion, and the pipeline that mixed fertile tank 5 and venturi are noted between fertile pump 56 is provided with Electromagnetic Flow adjuster 54, note fertile electromagnetic valve switch 53, described PLC control system 3 respectively with man-machine dialog interface 4, sensor liquid manure checkout gear, front manometer 61, rear manometer 62, electromagnetic valve switch 66 before main pipeline, main pipeline rear electromagnetic valve switch 67, Electromagnetic Flow adjuster 54, noting fertile electromagnetic valve switch 53 connects.It is the key element that note is fertile that venturi is noted fertile pump, at its two ends, produces a pressure reduction, utilizes its water conservancy characteristic, and fertilizer is sucked in irrigation system; Electromagnetic Flow adjuster 54 is for sucking the adjusting of fertilizer amount to it, note fertile electromagnetic valve switch 53 for by control system to noting fertile control.Water system, for irrigation system provides pressure and the flow satisfying condition, provides a pressure differential for noting fertile system, in addition to meet fertilizer injector requirements of one's work.Pipeline middle filtrator is not less than 120 orders, and the conveyance capacity of filter should be greater than the more than 20% of water yield, guarantees that fertilizer mixes with water more even.
Described water pump 1 and main pipeline 6, PLC control system 3, man-machine dialog interface 4 are located in same frame, and frame lower is provided with roller.Frame adopts stainless steel part to form, and avoids the corrosion in wet environment, and aesthetic in appearance.For avoiding fertilizer distributor when working, safeguarding and overhauling, water or the solution of generation overflow, maintenance sites are brought inconvenience, and are provided with floor drain below fertilizer distributor.
Irrigation pipeline system 7 is divided into multichannel, and each irrigation pipeline system 7 can comprise again a plurality of differential road 72, and each irrigation pipeline system 7 is respectively equipped with electromagnetic valve switch 71, and electromagnetic valve switch 71 is connected with PLC control system 3.
The main pipeline at filter 2 rear portions is provided with electromagnetic flowmeter 64, and electromagnetic flowmeter 64 is connected with PLC control system 3.
Mixed fertile tank 5 is connected by water injecting electromagnetic valve switch 55 with the main pipeline at filter rear portion, and water injecting electromagnetic valve switch 55 is connected with PLC control system 3.
Mixed fertile tank 5 bottoms are provided with lower liquid-level switch 51, top is provided with liquid-level switch 52, and lower liquid-level switch 51, upper liquid-level switch 52 are connected with PLC control system 3.Whether liquid level exploitation has reached lowest water level for detection of the water level of liquid mixing box, controls main pump a switching signal is provided for control system.
Sensor liquid manure checkout gear comprises PH sensor 63, EC sensor 65, PH sensor 63, EC sensor 65 are located on the pipeline at filter rear portion, and described PH sensor 63, EC sensor 65 are connected with PLC control system 3 and show its indicating value by man-machine dialog interface.PH sensor is used for measuring the acid-base value of irrigation water, and shows in the display of control cabinet, and can realize regular sensor calibration; EC sensor, for detection of the electrical conductivity in irrigation water, shows on the display of pass control cabinet, and can realize the correction of regular sensor, reflects the concentration height of fertilizer in irrigation water by irrigating electrical conductivity of water.
PLC control system 3 comprises the modules such as analogue collection module, Siemens's Chinese characters display screen.Its major function is: control the operation of whole fertilizer distributor; Fertilizer distributor is carried out to system setting; Establishment fertigation program; The fertigation program that storage user works out; Control the keying of outside irrigation valve; Control the operation of flood pattern or stop; Accept external control signal; Monitor the operation of fertilizer distributor processed and system, control system is the core of whole fertilizer distributor.
Store up fertile tank and adopt light-proof material.Avoided, because part fertilizer may decompose after seeing light, under illumination, can producing the problem of liver moss simultaneously.
For preventing that the hydraulic blow in irrigation system from affecting the main pump of fertilizer distributor, at outlet pipeline, non-return valve 68, the refluence of anti-sealing are installed.
The mixed fertile tank 5 of the utility model fertilizer distributor is provided with five connectors, wherein, 1) water filling port: adopt 50UPVC articulation, be connected with vibration means for main pipe for supplying water road, require the flow supplying water should be greater than 15m
3/ H, pressure is at 0.2 ~ 0.4Mpa, and water quality should meet water inlet requirement above.2) delivery port: adopt 50UPVC articulation, can be connected with irrigation system pipeline.3) acid-filling mouth, adopts hose coupling, and the poly-alkene flexible pipe and the acid storage tank that by external diameter, are 20 join, and by flexible pipe and nut, connect.4) two fertilizer injeciton openings, join with two fertile tanks of storage respectively, by flexible pipe and nut, connect.
Although above-mentioned, by reference to the accompanying drawings the embodiment of utility model is described; but the not restriction to the utility model protection domain; on the basis of the technical solution of the utility model, those skilled in the art do not need to pay various modifications that creative work can make or distortion still in protection domain of the present utility model.