CN204292058U - A kind of atomization dispenser of the chamber crop based on VFC and heat sink - Google Patents

A kind of atomization dispenser of the chamber crop based on VFC and heat sink Download PDF

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Publication number
CN204292058U
CN204292058U CN201420773210.XU CN201420773210U CN204292058U CN 204292058 U CN204292058 U CN 204292058U CN 201420773210 U CN201420773210 U CN 201420773210U CN 204292058 U CN204292058 U CN 204292058U
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China
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slave computer
sensor
heat sink
connects
pump
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Expired - Fee Related
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CN201420773210.XU
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Chinese (zh)
Inventor
汪小旵
鲁伟
陈景波
丁跃林
李玉同
孙国祥
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Nanjing Agricultural University
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Nanjing Agricultural University
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/25Greenhouse technology, e.g. cooling systems therefor

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Abstract

The utility model discloses the atomization dispenser of a kind of chamber crop based on VFC and heat sink, comprise Temperature Humidity Sensor, flow sensor, pressure sensor, liquid level sensor; Host computer, slave computer, frequency converter, water pump, spray medicine valve, filter, mixed medicinal cupping, mixing pump and intake pump; The utility model utilization ratio of drug is high, HMI touch-control system has model selection simple to operation and arranges running parameter interface, show the information of every sensor and actuating equipment, integrate pesticide spraying and room temperature lowering, as long as need, when cooling, pestsides synthesis tank is changed into common water pot, simple to operation.

Description

A kind of atomization dispenser of the chamber crop based on VFC and heat sink
Technical field
The utility model relate to the atomization dispenser of a kind of chamber crop and heat sink.
Background technology
In agricultural production, for ensureing, promoting the growth of plant and crops, unavoidably can use a series of agricultural chemicals of desinsection, sterilization, kill harmful animal (or weeds).Pesticide spraying mode common in current China market has 1) small knapsack sprayer, 2) mechanically-operated knapsack sprayer, 3) tractor mounted sprayer, 4) stifling, aerosol spraying.Wherein prevailing is small knapsack sprayer, but its machine mass is not high, and spraying range is little, and the amount of labour is large, and has a certain impact to the health of staff.Mechanically-operated knapsack sprayer is air-blast atomization mist sprayer, to spray agricultural chemicals and the pulvis of high concentration, this high concentration vapodusting very easily causes environmental pollution, and unemployed agricultural chemicals flow in environment and becomes pollution source, affects water quality and causes soil fertility to decline.Tractor mounted sprayer frame for movement is fairly simple, and height, the opening of spray boom of discharge rate, spray boom are all regulated by manpower, and automaticity is lower.And due to quality and the kind restriction of critical component, spray amount is also difficult to ensure.Stifling, aerosol spraying is applicable to enclosure space, therefore have employed method that is stifling, aerosol spraying in a lot of green house, but the uniformity of this method Pesticide use amount and use is difficult to hold, cause maturing stage vegetables and fruits residue of pesticide amount still more, and these vegetables and fruits are the food that people depend on for existence every day, have a strong impact on the healthy of the mankind.
Utility model content
The purpose of this utility model provides a kind of intelligent greenhouse Pesticides atomising device (miscellaneous function is greenhouse cooling), its fogdrop diameter is little, target object shoots straight, and sprays more even, improves the series of problems such as the waste that exists in traditional Pesticide use and pollution.
In order to realize above object, the technical scheme that the utility model is taked is as follows: a kind of atomization dispenser of the chamber crop based on VFC and heat sink, comprise Temperature Humidity Sensor, flow sensor, pressure sensor, liquid level sensor; Host computer, slave computer, frequency converter, water pump, spray medicine valve, filter, mixed medicinal cupping, mixing pump and intake pump;
Described host computer communicates with slave computer; The control output end mouth of slave computer is connected with the control inputs port of frequency converter, the rotating speed of Frequency Converter Control water pump, the delivery port of water pump arranges spray medicine valve, signal output part for the flow sensor detecting spray medicine valve water flow connects the signal input part of slave computer, signal output part for detecting the pressure sensor of water pump water outlet pressure connects the signal input part of slave computer, and the signal output part for detecting the Temperature Humidity Sensor of temperature and humidity in greenhouse connects the signal input part of slave computer;
The delivery port of described intake pump connects the water inlet of mixed medicinal cupping, the delivery port of mixed medicinal cupping connects the water inlet of filter, the delivery port of filter connects the water inlet of water pump, and it is inner that liquid level sensor is arranged at mixed medicinal cupping, and the signal output part of liquid level sensor connects the signal input part of slave computer; Described mixing delivery side of pump is connected with the medicine Mixed design mouth of mixed medicinal cupping.
The technical scheme be more preferably, described slave computer adopts PLC.
The technical scheme be more preferably, described slave computer is communicated by RS232 with host computer.
The technical scheme be more preferably, described host computer adopts HMI touch-control system.
The technical scheme be more preferably, what described mixed medicinal cupping adopted is light-proof material preparation.
The technical scheme be more preferably, Temperature Humidity Sensor, pressure sensor are connected the input end of analog signal of slave computer with the signal output part of liquid level sensor.
The technical scheme be more preferably, the signal output part of flow sensor connects the on-off model input of slave computer.
Compared with prior art, the beneficial effects of the utility model are: (1) variable pressure formula pesticide spray: what the utility model change was traditional does not distinguish pesticide else spray prescription formula, as sprayed desinsection class agricultural chemicals, target object is insect, target zone is less, then adopt the mode of high pressure mist, its fogdrop diameter only has tens microns, can catch insect more efficiently with less agricultural chemicals; And spraying the agricultural chemicals of sterilization class, target object is plant leaf blade, and coverage rate can adopt more greatly less hydraulic pressure to reduce the waste of energy.(2) HMI touch-control system: HMI touch-control system has model selection simple to operation and arranges running parameter interface, the information (3) showing every sensor and actuating equipment integrates pesticide spraying and room temperature lowering: as long as pestsides synthesis tank is changed into common water pot time needs are lowered the temperature, simple to operation.
Accompanying drawing explanation
Fig. 1 is the utility model principle block diagram.
Fig. 2 is that the utility model relates to control circuit Some principles schematic diagram.
Fig. 3 is the utility model agricultural chemicals atomised part software control schematic flow sheet.
Fig. 4 is the utility model HMI touch-control system control inerface schematic diagram.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described, but it is not represented as unique embodiment of the present utility model.
Based on chamber crop atomization dispenser and the heat sink of VFC, comprise Temperature Humidity Sensor, flow sensor, pressure sensor, liquid level sensor; Host computer, slave computer, frequency converter, water pump, spray medicine valve, filter, mixed medicinal cupping, mixing pump and intake pump; Described host computer communicates with slave computer; The control output end mouth of slave computer is connected with the control inputs port of frequency converter, the rotating speed of Frequency Converter Control water pump, the delivery port of water pump arranges spray medicine valve, signal output part for the flow sensor detecting spray medicine valve water flow connects the signal input part of slave computer, signal output part for detecting the pressure sensor of water pump water outlet pressure connects the signal input part of slave computer, and the signal output part for detecting the Temperature Humidity Sensor of temperature and humidity in greenhouse connects the signal input part of slave computer; The delivery port of described intake pump connects the water inlet of mixed medicinal cupping, the delivery port of mixed medicinal cupping connects the water inlet of filter, the delivery port of filter connects the water inlet of water pump, and it is inner that liquid level sensor is arranged at mixed medicinal cupping, and the signal output part of liquid level sensor connects the signal input part of slave computer; Described mixing delivery side of pump is connected with the medicine Mixed design mouth of mixed medicinal cupping.
Wherein, described slave computer adopts PLC.Slave computer is communicated by RS232 with host computer.
Host computer adopts HMI touch-control system.What mixed medicinal cupping adopted is light-proof material preparation.Temperature Humidity Sensor, pressure sensor are connected the input end of analog signal of slave computer with the signal output part of liquid level sensor.The signal output part of flow sensor connects the on-off model input of slave computer.
Operation principle of the present utility model: with reference to Fig. 1, hothouse plants atomization dispenser and heat sink mainly comprise four parts: greenhouse information detector, agricultural chemicals automation controller, executing agency, auxiliary equipment.Greenhouse information detector comprises Temperature Humidity Sensor, pressure sensor, flow sensor and liquid level sensor etc., executing agency comprises frequency converter, water pump, mixing pump, spray medicine valve etc., controller is divided into slave computer PLC and host computer HMI controller, auxiliary equipment mainly comprises mixed medicinal cupping (water pot), filter, pipeline and shower nozzle etc., the realization of auxiliary whole agricultural chemicals atomization process.When hothouse plants atomization dispenser and heat sink work, first according to dispenser demand, atomisation pressure and spray amount are set on HMI touch-screen, open intake pump to add water in mixed medicinal cupping, liquid level sensor automatically closes intake pump according to the amount of water required arranged in time meeting the demands.Opening mixing pump mixed for several minutes after adding water and liquid makes liquid mix with water, and the liquid mixed is extracted out from mixed medicinal cupping by water pump, in order to avoid the impurity plug nozzle that is mixed with and pipeline, adds a filter removal of impurities.The hydraulic pressure from water pump liquid out measured by pressure sensor, and hydraulic pressure value is fed back to slave computer PLC, if currency is less than setting value, automatically regulates frequency converter frequency, thus change pump rotary speed, arranges hydraulic pressure value until reach.Spray medicine valve can carry out spray medicine to greenhouse after opening, and is arranged on spray medicine valve flow sensor below and is used for measurement mist flow, and compared with the setting value in slave computer PLC, reaches to arrange spray amount and then quit work.Slave computer PLC gathers the information of Temperature Humidity Sensor, pressure sensor, flow sensor and liquid level sensor, information is sent to HMI controller by RS232 interface, and according to the mode of operation of upper computer selecting, perform corresponding order and comprising spraying order and cooling order.Host computer HMI controller realizes display, arranges the functions such as spray medicine parameter, comprises agricultural chemicals spray patterns, pressure is arranged, agricultural chemicals is atomized flow set etc.The utility model Pesticides sprays and room temperature lowering integrates, and when work, mixed medicinal cupping adds certain agricultural chemicals prepared and is pesticide spraying, if as long as will reduce indoor temperature to change irrigation water in tank.Temperature Humidity Sensor detects the situation of greenhouse air temperature and humidity, if higher than a certain upper limit, sends alarm message reminding and need perform cooling spraying.What mixed medicinal cupping adopted is light-proof material, and In Shade, and as far as possible object avoids its agricultural chemicals generation chemical reaction under light illumination, loses drug effect.And liquid preferably wants matching while using, to ensure its drug effect.
Please read Fig. 2, agricultural chemicals atomization will comprise power supply, sensor, slave computer PLC, host computer HMI controller and actuating equipment with cooling integrated apparatus main circuit.Power supply comprises Switching Power Supply and AC power, and Switching Power Supply is that 220VAC is converted to 24VDC and 5VDC, and be slave computer PLC, host computer HMI controller, sensor power, AC power is 220V, is inverter supply.Slave computer PLC has the advantage of multi input, multi output interface, and in the utility model, PLC connects frequency converter by analog output, controls the start and stop of frequency converter and the size of frequency.Slave computer controller has multichannel analog-to-digital conversion interface, switching value/pulsed quantity interface and output interface.Temperature Humidity Sensor, pressure sensor and liquid level sensor are analog signal, access A/D interface; Flow sensor is pulse signal, access switching value interface; System can manual work, and water inlet switch, hybrid switch and spray switch are arranged on input X00, X01 and X02, exports hybrid electromagnetic valve, intake pump and atomizing pump and is arranged on Y00, Y01 and DA0.Slave computer PLC is connected by RS232 communication interface with host computer HMI controller.The display of host computer HMI controller and the real time data storing each input signal, during system works, by HMI controller, spraying parameter is set, slave computer PLC performs corresponding agricultural chemicals atomization order according to the parameter that host computer is arranged, drive the break-make of frequency converter and change frequency, thus the circuit realizing whole system connects.
Fig. 3 please be read, the selected liquid needed configures rear start-up routine and initializes, atomisation pressure is set or directly selects spray pattern (to be respectively and to spray insects agricultural chemicals, spray sterilization and weeds class agricultural chemicals and Three Estate of lowering the temperature), mist flow is set, then mixed medicinal cupping water inlet order is performed, if the liquid level of mixed medicinal cupping, lower than settings, continues to add water, otherwise perform artificial dosing, start mixing pump mixing 1min, liquid is evenly distributed, then start spray and detect hydraulic pressure value, if pressure sensor detected value is less than settings, then change frequency converter frequency and change hydraulic pressure.The adjustment of pressure is a closed loop control process, to ensure the real-time dynamic conditioning of pressure.When spray amount reaches settings or manual shut down procedure then stops spray process.
Please read Fig. 4, HMI touch-control system realizes the parameter display of agricultural chemicals atomising device, storage and parameter setting function.By software for editing on computers, then by USB interface to HMI controller download control program.HMI touch-control system interface shows the real time data of each sensor, comprise the value of feedback of Temperature Humidity Sensor, flow sensor, liquid level sensor and pressure sensor, be i.e. temperature, humidity, mist flow, atomisation pressure, mixed medicine-chest liquid level and electric machine frequency etc.Master system model selection is provided with three gears, be respectively and spray insects agricultural chemicals, sprinkling sterilization and weeds class agricultural chemicals and cooling Three Estate, in order to improve its usability, user directly can select the one in this Three models in use according to demand, also manually can carry out pressure setting.Spraying insects is that mist drips, fogdrop diameter is tens microns, pressure is about 3Mpa, sterilization class and weeding class droplet can be slightly large, and cooling is with can be larger again, and the object of setting is like this that mist drips and more can wrap up less destination object, just can reach by less amount of liquid medicine and cover compared with the larger area of Small object, reduce the usage amount of agricultural chemicals, reduce agricultural chemicals waste and the impact on environment, decrease the band dose of plant in greenhouse.The target of sterilization and weeding class medicament is plant leaf blade, therefore can be slightly large, obtains the covering of larger area.And greenhouse cooling is considered from the angle of energy, droplet can more greatly a bit, select less pressure to achieve the goal.Have in flow set upper and lower, left and right, in five buttons, wherein two buttons in left and right are used for selecting four digit order numbers of charactron, upper and lower two buttons are used for adding one and subtract one, digital scope is 0-9, intermediary button is by showing 1 next time, represent flow set, press twice display 2, for pressure is arranged.After start, select corresponding mode of operation, arrange spray amount and atomisation pressure, then clicking start key can start working.If need midway to quit work click stop button, otherwise quit work when spray value reaches preset value.
The utility model is specially adapted to the occasion of large greenhouse booth pesticide spraying and cooling.Therefore improve the service efficiency of agricultural chemicals, obtaining best result of use with minimum agricultural chemicals is link important in industrialized agriculture.The utility model is exactly change traditional Large Copacity, large droplet theory, and use Frequency Converter Control water pump, agricultural chemicals produces mist after the pressurizing, can make sprinkling evenly more reasonable.

Claims (7)

1., based on chamber crop atomization dispenser and the heat sink of VFC, it is characterized in that, comprise Temperature Humidity Sensor, flow sensor, pressure sensor, liquid level sensor; Host computer, slave computer, frequency converter, water pump, spray medicine valve, filter, mixed medicinal cupping, mixing pump and intake pump;
Described host computer communicates with slave computer; The control output end mouth of slave computer is connected with the control inputs port of frequency converter, the rotating speed of Frequency Converter Control water pump, the delivery port of water pump arranges spray medicine valve, signal output part for the flow sensor detecting spray medicine valve water flow connects the signal input part of slave computer, signal output part for detecting the pressure sensor of water pump water outlet pressure connects the signal input part of slave computer, and the signal output part for detecting the Temperature Humidity Sensor of temperature and humidity in greenhouse connects the signal input part of slave computer;
The delivery port of described intake pump connects the water inlet of mixed medicinal cupping, the delivery port of mixed medicinal cupping connects the water inlet of filter, the delivery port of filter connects the water inlet of water pump, and it is inner that liquid level sensor is arranged at mixed medicinal cupping, and the signal output part of liquid level sensor connects the signal input part of slave computer; Described mixing delivery side of pump is connected with the medicine Mixed design mouth of mixed medicinal cupping.
2. a kind of atomization dispenser of the chamber crop based on VFC according to claim 1 and heat sink, it is characterized in that, described slave computer adopts PLC.
3. a kind of atomization dispenser of the chamber crop based on VFC according to claim 1 and 2 and heat sink, it is characterized in that, described slave computer is communicated by RS232 with host computer.
4. a kind of atomization dispenser of the chamber crop based on VFC according to claim 1 and heat sink, it is characterized in that, described host computer adopts HMI touch-control system.
5. a kind of atomization dispenser of the chamber crop based on VFC according to claim 1 or 4 and heat sink, is characterized in that, what described mixed medicinal cupping adopted is light-proof material preparation.
6. a kind of atomization dispenser of the chamber crop based on VFC according to claim 1 and heat sink, it is characterized in that, Temperature Humidity Sensor, pressure sensor are connected the input end of analog signal of slave computer with the signal output part of liquid level sensor.
7. a kind of atomization dispenser of the chamber crop based on VFC according to claim 1 and heat sink, it is characterized in that, the signal output part of flow sensor connects the on-off model input of slave computer.
CN201420773210.XU 2014-12-09 2014-12-09 A kind of atomization dispenser of the chamber crop based on VFC and heat sink Expired - Fee Related CN204292058U (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106259257A (en) * 2015-05-21 2017-01-04 镇江市润州园林绿化研究所 Insecticide spraying system
CN106802641A (en) * 2017-04-06 2017-06-06 广州市番禺莲花山农业机械供应有限公司 A kind of warmhouse booth automatic irrigation intelligence system and its control method
CN108076919A (en) * 2017-11-17 2018-05-29 江苏省农业科学院 Spray irrigation-mist cooling integral system in a kind of facility plastic greenhouse
CN108347914A (en) * 2015-11-10 2018-07-31 株式会社池内 Device for controlling the pest in plant culture room
CN108703128A (en) * 2018-06-04 2018-10-26 安徽省大地园林工程有限公司 A kind of gardens pesticide spraying device
CN112109895A (en) * 2020-08-11 2020-12-22 宿州市植检植保站 Unmanned aerial vehicle spray control method based on temperature and pressure monitoring

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106259257A (en) * 2015-05-21 2017-01-04 镇江市润州园林绿化研究所 Insecticide spraying system
CN108347914A (en) * 2015-11-10 2018-07-31 株式会社池内 Device for controlling the pest in plant culture room
CN106802641A (en) * 2017-04-06 2017-06-06 广州市番禺莲花山农业机械供应有限公司 A kind of warmhouse booth automatic irrigation intelligence system and its control method
CN108076919A (en) * 2017-11-17 2018-05-29 江苏省农业科学院 Spray irrigation-mist cooling integral system in a kind of facility plastic greenhouse
CN108703128A (en) * 2018-06-04 2018-10-26 安徽省大地园林工程有限公司 A kind of gardens pesticide spraying device
CN112109895A (en) * 2020-08-11 2020-12-22 宿州市植检植保站 Unmanned aerial vehicle spray control method based on temperature and pressure monitoring
CN112109895B (en) * 2020-08-11 2022-03-25 宿州市植检植保站 Unmanned aerial vehicle spray control method based on temperature and pressure monitoring

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