CN203575260U - Low power consumption irrigation system - Google Patents

Low power consumption irrigation system Download PDF

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Publication number
CN203575260U
CN203575260U CN201320778766.3U CN201320778766U CN203575260U CN 203575260 U CN203575260 U CN 203575260U CN 201320778766 U CN201320778766 U CN 201320778766U CN 203575260 U CN203575260 U CN 203575260U
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unit
microcontroller
power supply
data
power
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王明飞
申长军
郑文刚
田宏武
邢振
张馨
鲍锋
李金雷
梁居宝
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Beijing Research Center for Information Technology in Agriculture
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Beijing Research Center for Information Technology in Agriculture
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Abstract

The utility model provides a low power consumption irrigation system, comprising a data acquisition unit, a real-time clock unit, a direct current solenoid valve, a solenoid valve driving unit, a microcontroller, a storage, a key unit, an LCD (Liquid Crystal Display) display unit, an RS 485 unit, a GPRS (General Packet Radio Service) module, a data export unit and a function power source control unit, wherein the function power source control unit is used for controlling the power source of each unit. Under a low power consumption mode, core devices such as the microcontroller and the real-time clock unit are in a sleep mode, the power sources of function units are switched off, and the power consumption is reduced to the greatest extent; data are exported to an intelligent mobile phone or a USB flash disk by a user in a wired or wireless way on site; the power sources of the function units are controlled in an MOS (Metal Oxide Semiconductor) tube way, and the special function application can be extended under the condition of not increasing the power consumption of the system at the sleep mode in the future.

Description

A kind of low-consumption irrigating system
Technical field
The utility model relates to automatic irrigation system, particularly a kind of low-consumption irrigating system.
Background technology
It is the highest that agricultural irrigation water accounts for total water amount ratio, is the outstanding problem existing in irrigating present stage under water-use efficiency.For using water wisely, automatic irrigation controller is used widely.At present irrigation controller is realized the method for low-power consumption, by device dormancy control to realize, but along with function increases, entire system power consumption inevitably increases, and some function element there is no sleep mode, for realizing system low-power consumption, sacrifice often some functions.General irrigation controller only can gather some numerals or analog quantity, control magnetic valve and telecommunication, as for derived information, generally by telecommunication, realizes, and does not relate to the on-the-spot derived data requirement of user.
Utility model content
(1) technical problem that will solve
The technical problems to be solved in the utility model is: overcome the existing method that realizes low-power consumption, a kind of user of realization is provided the on-the-spot low-consumption irrigating system that derives usage data.
(2) technical scheme
For solving the problems of the technologies described above, the utility model provides a kind of low-consumption irrigating system, and described system comprises: data acquisition unit, real-time clock unit, DC electromagnetic valve, solenoid-driven unit, microcontroller, memory, keyboard unit, LCD display unit, RS485 unit, GPRS module, data lead-out unit, Switching Power Supply and the function power control unit of controlling each unit power supply; Described data acquisition unit is connected with microcontroller, for gathering, irrigates on-the-spot information data and described information data is connected to microcontroller; Described solenoid-driven unit is connected with microcontroller, for driving the folding of DC electromagnetic valve; Described memory is connected with microcontroller, for storing the information data of data acquisition unit, the temporal information of the deal with data of microcontroller and real-time clock unit; Described keyboard is connected with microcontroller, for irrigation parameter is set; Described LCD unit is connected with microcontroller, for user's execute-in-place interface is provided; Described RS-485 is connected with microcontroller by electronic switch, for communicating by letter with other executing agencies; Described GPRS module is connected with microcontroller by electronic switch, for the data that microcontroller is processed, is sent to remote monitoring platform; Described data lead-out unit is connected with microcontroller by electronic switch, for the data of memory being sent to external subscriber equipment according to user's selection; Described function power control unit is all connected with above-mentioned each unit power supply, for the control signal sending according to microcontroller, controls above-mentioned each unit power supply.Described real-time clock unit is connected with microcontroller, for system time information is provided; Described Switching Power Supply is connected with microcontroller with real-time clock unit, the power supply when system hibernates is provided.
Wherein, described data acquisition unit comprises:
First gathers subelement, is connected, for gathering switching signal amount with microcontroller;
And second gathers subelement, is connected, for gathering analog signal amount with microcontroller.
Wherein, described the second collection subelement comprises: divider resistance, translated resistance, voltage acquisition subelement and current acquisition subelement;
Described voltage acquisition subelement is connected with divider resistance, for gathering analog voltage signal amount, after divider resistance step-down, the voltage signal after step-down is sent to microcontroller;
Described current acquisition subelement is connected with translated resistance, for gathering analog current signal, after translated resistance conversion, the voltage signal after conversion is sent to voltage acquisition subelement.
Wherein, described function power control unit comprises the first power control unit of control LCD power supply, memory power, RS485 power supply, data lead-out unit power supply and the second source control module of controlling GPRS power supply, power of electromagnetic valve.
Wherein, described the first power control unit comprises: the conversion chip of transformation from serial to parallel and the metal-oxide-semiconductor group who is connected with described conversion chip, described conversion chip is connected with microcontroller, for receiving the control signal of microcontroller transmission and driving described metal-oxide-semiconductor group control corresponding units power supply according to control signal.
Wherein, described second source control module is the power linear power supply chip being connected with microcontroller, for the control signal sending according to microcontroller, controls corresponding units power supply.
Wherein, described data acquisition unit comprises optical sensor, aerial temperature and humidity sensor, soil moisture sensor, air velocity transducer and wind transducer.
Wherein, described solenoid-driven unit comprises driving chip and the DC electromagnetic valve that at least one road is connected with DC electromagnetic valve.
Wherein, described data lead-out unit comprises bluetooth module and USB module, described bluetooth module with USB module all by being connected with electronic switch.
(3) beneficial effect
The utility model considers that system extension function is for the impact of overall power, by function power control unit, controls each unit power supply, convenient after in system when not increasing dormancy power consumption in the situation that, the application of expansion specific function.Realizing on the basis of the collection of traditional irrigation controller, control and telecommunications functions, further meeting the demand of the on-the-spot derived data of user, thering is complete function, the features such as strong adaptability, applied range.
Accompanying drawing explanation
Fig. 1 is according to the structured flowchart of the low-consumption irrigating system of a kind of embodiment of the utility model;
Fig. 2 is according to the structural representation of the low-consumption irrigating system of a kind of embodiment of the utility model.
Embodiment
For making the purpose of this utility model, content and advantage clearer, below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples are used for illustrating the utility model, but are not used for limiting scope of the present utility model.
Fig. 1 is according to the structured flowchart of the low-consumption irrigating system of a kind of embodiment of the utility model.With reference to Fig. 1, described system comprises: data acquisition unit, real-time clock unit, solenoid-driven unit, microcontroller, memory, Switching Power Supply, function power control unit, GPRS module, LCD display unit, RS485 unit, data lead-out unit, keyboard unit.Data acquisition unit, real-time clock unit, solenoid-driven unit, memory, function power control unit and LCD display unit are directly connected with microcontroller; GPRS module, RS485 unit, data lead-out unit are connected with electronic switch chip, and switch chip is connected with microcontroller.Described real-time clock unit is connected with microcontroller, for system time information is provided.Switch power module is that microcontroller and the real-time clock unit in system powers.
In native system, described data acquisition unit is irrigated on-the-spot information data and described information data is connected to microcontroller for gathering.
Described real-time clock unit is used for providing system time information.
Described solenoid-driven unit is for driving the folding of DC electromagnetic valve.
Described memory is for storing the information data of data acquisition unit, the temporal information of the deal with data of microcontroller and real-time clock unit.
Described keyboard is used for arranging irrigation parameter.
Described LCD unit is used for providing user's execute-in-place interface.
Described RS-485 is for communicating by letter with other executing agencies.
Described GPRS module is sent to remote monitoring platform for the data that microcontroller is processed.
Described data lead-out unit is for being sent to external subscriber equipment according to user's selection by the data of memory.
Described function power control unit is all connected with above-mentioned each unit power supply, for the control signal sending according to microcontroller, controls above-mentioned each unit power supply.
Data acquisition unit comprises various environmental sensors, as: intensity of illumination, water meter, aerial temperature and humidity, soil moisture, the sensors such as wind speed and direction.Data acquisition unit comprises that the first collection subelement and second gathers subelement.First gathers subelement gathers 8 way switch amount signals, and second gathers subelement gathers 4 road analog voltages or analog current signal amount.Switching value signal is directly connected with microcontroller; Analog voltage signal is depressured to after 0-1.65V by divider resistance, then delivers to the analog port of microcontroller; Analog current signal needs first via translated resistance, to be converted to voltage signal, then delivers to voltage acquisition subelement.
Function power control unit comprises the first power control unit and second source control module, wherein the first power control unit is used for controlling GPRS power supply, power of electromagnetic valve, LCD power supply, memory power, RS485 power supply, bluetooth power supply, USB power supply, second source control module is used for controlling GPRS modular power source and DC electromagnetic valve power supply, wherein GPRS and power of electromagnetic valve are respectively by 2 power linear power supply chips (model: MIC29302WT) control, power linear power supply is connected with microcontroller; All the other power supplys are controlled by transformation from serial to parallel chip (model: 74HC595) (model: mode SI2305) realizes, microcontroller is connected with transformation from serial to parallel chip driven MOS pipe.Under low-power consumption mode, can be by all dumps in function power control unit, this part reaches zero and consumes, and now total system only retains Switching Power Supply and core power supply in work.
Solenoid-driven unit comprises that 4 roads drive chips (model: L9110) and DC electromagnetic valve, drive chip to be connected with microcontroller, driving chip is connected with the DC electromagnetic valve of each irrigation conduit respectively.
Data lead-out unit comprises bluetooth module and USB module, with electronic switch chip (model: SN74CBTLV3253) be connected, switch chip is connected with microcontroller.
Described LCD module, memory (model: FM24V10), Switching Power Supply (model: LT1934) with microcontroller (model: C8051F964) be directly connected; RS485 module is connected with electronic switch chip with GPRS module, and switch chip is connected with microcontroller.
The utility model fully takes into account the impact of power consumption on result of use in field irrigation, and when standby, electric current is no more than 15 μ A, has improved battery; Function is complete, except provide traditional irrigation controller collection, control function, also support remote monitoring and user's field data to derive, there is the features such as highly versatile, wide adaptability, range of application are large.
The system of present embodiment compared with prior art tool has the following advantages:
1, native system is under low-power consumption mode, and core devices is as microcontroller and real-time timepiece chip employing park mode, and functional unit power-off, farthest reduces power consumption.
2, native system can realize user scene with wireless or wired mode derived data to smart mobile phone or USB flash disk.
3, native system adopts the mode of metal-oxide-semiconductor to control functional unit power supply, convenient after system when not increasing dormancy power consumption in the situation that, the application of expansion specific function.
Embodiment
As shown in Figure 2, the irrigation controller of the present embodiment is placed in large Tanaka, and field crops is needed to water monitoring, and carries out and irrigate.
In the present embodiment, the signal input part of described data acquisition unit is connected with described water meter, illuminance sensor, soil moisture, wind speed, aerial temperature and humidity sensor.
In the present embodiment, the signal output part of described driving circuit for electromagnetic valve is connected with DC electromagnetic valve.
In the present embodiment, described GPRS module is connected in Ethernet by GPRS agreement.
In the present embodiment, described bluetooth module is connected with smart mobile phone by wireless mode.
In the present embodiment, described USB module is connected with USB flash disk by wired mode.
In the present embodiment, system acquisition aerial temperature and humidity, the field such as wind speed and direction and intensity of illumination meteorological data, soil moisture information, the temporal information that setting and real-time clock module by button provides, according to crop growth model, via drive circuit, control the closure of magnetic valve Different Crop is irrigated.Collection, irrigation and temporal information are stored in Flash memory on the one hand, are sent to remote control table on the one hand by GPRS module.User can obtain the data in Flash by smart mobile phone or USB flash disk at the scene.
The foregoing is only embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or conversion of equivalent flow process that utilizes the utility model specification and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.

Claims (9)

1. a low-consumption irrigating system, it is characterized in that, described system comprises: data acquisition unit, real-time clock unit, DC electromagnetic valve, solenoid-driven unit, microcontroller, memory, keyboard unit, LCD display unit, RS485 unit, GPRS module, data lead-out unit, Switching Power Supply and the function power control unit of controlling each unit power supply;
Described data acquisition unit is connected with microcontroller, for gathering, irrigates on-the-spot information data and described information data is connected to microcontroller; Described solenoid-driven unit is connected with microcontroller, for driving the folding of DC electromagnetic valve; Described memory is connected with microcontroller, for storing the information data of data acquisition unit, the temporal information of the deal with data of microcontroller and real-time clock unit; Described keyboard is connected with microcontroller, for irrigation parameter is set; Described LCD unit is connected with microcontroller, for user's execute-in-place interface is provided; Described RS-485 is connected with microcontroller by electronic switch, for communicating by letter with other executing agencies; Described GPRS module is connected with microcontroller by electronic switch, for the data that microcontroller is processed, is sent to remote monitoring platform; Described data lead-out unit is connected with microcontroller by electronic switch, for the data of memory being sent to external subscriber equipment according to user's selection; Described function power control unit is all connected with above-mentioned each unit power supply, for the control signal sending according to microcontroller, controls above-mentioned each unit power supply; Described real-time clock unit is connected with microcontroller, for system time information is provided; Described Switching Power Supply is connected with microcontroller with real-time clock unit, the power supply when system hibernates is provided.
2. irrigation system according to claim 1, is characterized in that, described data acquisition unit comprises:
First gathers subelement, is connected, for gathering switching signal amount with microcontroller;
And second gathers subelement, is connected, for gathering analog signal amount with microcontroller.
3. irrigation system according to claim 2, is characterized in that, described second gathers subelement comprises: divider resistance, translated resistance, voltage acquisition subelement and current acquisition subelement;
Described voltage acquisition subelement is connected with divider resistance, for gathering analog voltage signal amount, after divider resistance step-down, the voltage signal after step-down is sent to microcontroller;
Described current acquisition subelement is connected with translated resistance, for gathering analog current signal, after translated resistance conversion, the voltage signal after conversion is sent to voltage acquisition subelement.
4. irrigation system according to claim 1, it is characterized in that, described function power control unit comprises controls the first power control unit of LCD power supply, memory power, RS485 power supply, data lead-out unit power supply and the second source control module of controlling GPRS power supply, power of electromagnetic valve.
5. irrigation system according to claim 4, it is characterized in that, described the first power control unit comprises: the conversion chip of transformation from serial to parallel and the metal-oxide-semiconductor group who is connected with described conversion chip, described conversion chip is connected with microcontroller, for receiving the control signal of microcontroller transmission and driving described metal-oxide-semiconductor group control corresponding units power supply according to control signal.
6. irrigation system according to claim 4, is characterized in that, described second source control module is the power linear power supply chip being connected with microcontroller, for the control signal sending according to microcontroller, controls corresponding units power supply.
7. irrigation system according to claim 1, is characterized in that, described data acquisition unit comprises optical sensor, aerial temperature and humidity sensor, soil moisture sensor, air velocity transducer and wind transducer.
8. irrigation system according to claim 1, is characterized in that, described solenoid-driven unit comprises driving chip and the DC electromagnetic valve that at least one road is connected with DC electromagnetic valve.
9. irrigation system according to claim 1, is characterized in that, described data lead-out unit comprises bluetooth module and USB module, described bluetooth module with USB module all by being connected with electronic switch.
CN201320778766.3U 2013-12-02 2013-12-02 Low power consumption irrigation system Active CN203575260U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105551226A (en) * 2015-12-04 2016-05-04 江西飞尚科技有限公司 Low-power consumption intelligent data acquisition box
CN106234170A (en) * 2016-10-19 2016-12-21 邯郸学院 A kind of energy-conservation automatic control device for drip irrigation based on solar energy
CN107006195A (en) * 2017-05-15 2017-08-04 辽宁省农业科学院 Multi-functional fertigation recycles all-in-one
CN107960311A (en) * 2016-10-19 2018-04-27 姬志刚 A kind of energy saving automatic control device for drip irrigation

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105551226A (en) * 2015-12-04 2016-05-04 江西飞尚科技有限公司 Low-power consumption intelligent data acquisition box
CN106234170A (en) * 2016-10-19 2016-12-21 邯郸学院 A kind of energy-conservation automatic control device for drip irrigation based on solar energy
CN107960311A (en) * 2016-10-19 2018-04-27 姬志刚 A kind of energy saving automatic control device for drip irrigation
CN107006195A (en) * 2017-05-15 2017-08-04 辽宁省农业科学院 Multi-functional fertigation recycles all-in-one

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