CN101042579A - Intelligent irrigation control system - Google Patents
Intelligent irrigation control system Download PDFInfo
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- CN101042579A CN101042579A CNA2007100682123A CN200710068212A CN101042579A CN 101042579 A CN101042579 A CN 101042579A CN A2007100682123 A CNA2007100682123 A CN A2007100682123A CN 200710068212 A CN200710068212 A CN 200710068212A CN 101042579 A CN101042579 A CN 101042579A
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- microprocessor module
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
Abstract
This invention discloses one intelligent irrigating control system, wherein, keyboard scan circuit output end and input end is connected to the processor module I/O interface; micro processor module I/O hole is connected to control end and data end of the display circuit; water valve drive interface circuit input end and micro processor module I/O end are connected and the water value drive interface spot output end is connected to control water switch; power conversion process circuit is as whole irrigating control device power connected to each module power end.
Description
Technical field
The present invention relates to a kind of intelligent irrigation control system.
Background technology
China is as one of poor-water country, and is populous, and water resource extremely lacks per capita.Again on the occasion of China's rapid economy development period, the demand of water resource is grown with each passing day, the shortage of water resource has become and has jeopardized important factors of China's sustainable development.Under the situation of water resources shortage, the water resource waste phenomenon of China is also very serious, and the utilization factor of water resource in the extreme down.Under present situation, how to reduce the loss of water resource, improve the utilization factor of water resource, how promoting economical and practical water-saving device is the present task of top priority.Under the national conditions of present China, promote have cost low, adapt to controlled by force, the water-saving irrigation device that can be widely used in applications such as dry crop, vegetables, city trees and shrubs and flowers meadow is a kind of feasible scheme.But at present, though China is through years development, the water-saving device of China still has sizable gap at aspects such as product category, material, row and developed country, can't adapt to the requirement of existing situation fully, be badly in need of improving in quantity and qualitatively the range of application and the water saving efficiency of China's water-saving irrigation device.
Summary of the invention
The present invention be directed to a kind of intelligent irrigation control system that the problems referred to above provide, this device can be provided with irrigation time and duty automatically flexibly according to growth needs and the local rainfall amount of actual crop, realize self-timing start-stop Irrigation Machine, to reach irrigation effect and higher water utilization rate preferably.
The technical solution used in the present invention is: comprise power source conversion treatment circuit, keyboard scanning circuit, liquid crystal display circuit, water valve control Driver Circuit and microprocessor module.The I/O mouth of the scanning output end of keyboard scanning circuit and scan input end and microprocessor module joins, and the I/O mouth of microprocessor module links to each other with data terminal with the control end of liquid crystal display circuit; Water valve driving interface circuit input end links to each other with the I/O mouth of microprocessor module, and water valve driving interface point road output terminal links to each other with the control valve switch; The power source conversion treatment circuit links to each other with the power port of each module as the power supply of whole control device for irrigating.
The beneficial effect that the present invention has is: the irrigation rig timing architecture is simple, and real-time is good, and time error is little, and is low in energy consumption.This control device for irrigating standby current at ordinary times reaches 10～15 μ A, comes in the 9V dry cell of 300mAh capacity, and service time can be above 1 year.Can be widely used in adopting the automatic control of fixing or semifixed pipe spray irrigation system or drip irrigation appliance.
Description of drawings
Accompanying drawing is the schematic diagram of intelligent irrigation control system of the present invention.
Among the figure: 1, power source conversion treatment circuit, 2, keyboard scanning circuit, 3, liquid crystal display circuit, 4, the water valve control Driver Circuit, 5, microprocessor module.
Embodiment
Embodiment is further described the present invention below in conjunction with accompanying drawing:
As shown in drawings, the present invention includes power source conversion treatment circuit 1, keyboard scanning circuit 2, liquid crystal display circuit 3, water valve control Driver Circuit 4 and microprocessor module 5.The I/O mouth of the scanning output end of keyboard scanning circuit 2 and scan input end and microprocessor module 5 joins, and the I/O mouth of microprocessor module 5 links to each other with data terminal with the control end of liquid crystal display circuit 3; Water valve driving interface circuit 4 input ends link to each other with the I/O mouth of microprocessor module 5, and water valve driving interface point road output terminal links to each other with the control valve switch; Power source conversion treatment circuit 1 links to each other with the power port of each module as the power supply of whole control device for irrigating.
Described power source conversion processing circuit module 1 comprises by power source conversion process chip, two storage capacitor parallel connections and constituting.Utilize this circuit when realization provides operating voltage to control device for irrigating, also possessed power-down protection.Its power-switching circuit module 1 possesses low power dissipation design, and its standby current can reach μ A level.
Described water valve control Driver Circuit 4 comprises that constituting the H bridging by four triode Q1, Q2, Q3, Q4 connects, and drives the Push And Release of water valve.
Described liquid crystal display circuit 3 is that the LCD driving circuit that utilized microprocessor module 5 to carry is finished the driving to liquid crystal display.
Described microprocessor module 5 is provided with real-time clock/calendar circuit 6, and its data segment links to each other with the I/O mouth of microprocessor module 5 with signal input end.
Intelligent irrigation control system of the present invention comprises that power source conversion treatment circuit 1 comprises 9V battery interface J2, with J2 and that connect is power down protection storage capacitor C
11And C
13, play preventing that the controller power down restarts when changing battery.Diode 1N4148 meets DC voltage-stabilizing chip U3, and (model is: input end HT75330), the input end of DC voltage-stabilizing chip two filter capacitor C in parallel simultaneously
6And C
7, DC voltage-stabilizing piece output terminal filter capacitor C in parallel again
8, output voltage is 3.0V.
The six press keys of keyboard scan module 2 (is respectively: S
1, S
2..., S
6) connect respectively microprocessor chip (model is: EMP78P468) 38,39 ... 43 pin.The user can carry out timing setting to the timing irrigation device by this six press keys.
18 input signals of liquid crystal display circuit 3 link to each other with the liquid crystal output signal pin of microprocessor chip respectively, wherein the LCD liquid crystal is 18 sections demonstrations, control by 4 COM pin (18～21 pin that connect microprocessor chip respectively) and 14 SEG pin (2,3,50,53～63 pin that connect microprocessor chip respectively) cooperates the user that the demonstration of timing irrigation device and real-time time and calendar is set.
Water valve control Driver Circuit 4 (is respectively V by four triodes
1, V
3Model is: 9012 and V
2, V
49013), exclusion RP1, current-limiting resistance R model is:
5And R
51Be connected motor interface J1 and form.When microprocessor chip 34 pin (MOT1) output high level, triode V4 conducting, by the also conducting of triode V1 that exclusion (3 pin and 6 pin) links to each other with the V4 collector, this moment, motor interface 2 pin were high level, and 1 pin is a low level, and drive motor just changes.Similar therewith, when microprocessor chip 37 pin (MOT2) output high level, triode V2 and V3 conducting, electric shock interface 1 pin is a high level, 2 pin are low level, the drive motor counter-rotating.Just by motor just/counter-rotating, thereby realize the open/close control of water valve.When the water valve driving circuit is quit work, 44 pin (MotoT) the output high level of microprocessor chip is got final product.
9V power supply and resistance R
9And R
10Be in series, play the function that low-voltage detects.
The present invention has adopted embedded microprocessor, but the operation of Based Intelligent Control irrigation rig is to reach best irrigation effect (this control device for irrigating can link to each other with drip irrigation or rainer respectively, plays the effect of intelligent drip-irrigation or jet pipe).The inner microprocessor of this device has embedded real-time clock/calendar function, the user can be according to the particular requirement of crop every day in different growing stages in the different moment to the demand of water, by the keyboard load module, irrigation rig is set a plurality of different opening and stop constantly every day, to realize self-timing start-stop Irrigation Machine.
The timing mode of this irrigation rig is flexible, and the user can a week be a unit, and optional some days (1 day to 7 days) is wherein irrigated; And in selected any given day, the user can set maximum five time periods respectively and irrigate, and each irrigation time user can also set according to the needs of actual crop.
In addition, the user also can adopt following timing mode: the user can select in the mode of cycle period and set the watering period, as with every 3 hours, 6 hours, 9 hours, 12 hours, 1 day ..., wait 30 days and to irrigate.
Above timing mode, the user can select any as the timing mode of irrigating voluntarily.
Above-mentioned embodiment is used for the present invention that explains, rather than limits the invention, and in the protection domain of spirit of the present invention and claim, any modification and change to the present invention makes all fall into protection scope of the present invention.
Claims (5)
1, a kind of intelligent irrigation control system is characterized in that: comprise power source conversion treatment circuit (1), keyboard scanning circuit (2), liquid crystal display circuit (3), water valve control Driver Circuit (4) and microprocessor module (5); The I/O mouth of the scanning output end of keyboard scanning circuit (2) and scan input end and microprocessor module (5) joins, and the I/O mouth of microprocessor module (5) links to each other with data terminal with the control end of liquid crystal display circuit (3); Water valve driving interface circuit (4) input end links to each other with the I/O mouth of microprocessor module (5), and water valve driving interface point road output terminal links to each other with the control valve switch; Power source conversion treatment circuit (1) links to each other with the power port of each module as the power supply of whole control device for irrigating.
2, a kind of intelligent irrigation control system according to claim 1 is characterized in that: described power source conversion processing circuit module (1) comprises by power source conversion process chip, two storage capacitor parallel connections and constituting.
3, a kind of intelligent irrigation control system according to claim 1 is characterized in that: described water valve control Driver Circuit (4) comprises that constituting the H bridging by four triodes (Q1, Q2, Q3, Q4) connects.
4, a kind of intelligent irrigation control system according to claim 1 is characterized in that: described liquid crystal display circuit (3) is that the LCD driving circuit that utilized microprocessor module (5) to carry is finished the driving to liquid crystal display.
5, a kind of intelligent irrigation control system according to claim 1, it is characterized in that: described microprocessor module (5) is provided with real-time clock/calendar circuit (6), and its data segment links to each other with the I/O mouth of signal input end with microprocessor module (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100682123A CN101042579A (en) | 2007-04-24 | 2007-04-24 | Intelligent irrigation control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100682123A CN101042579A (en) | 2007-04-24 | 2007-04-24 | Intelligent irrigation control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101042579A true CN101042579A (en) | 2007-09-26 |
Family
ID=38808144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007100682123A Pending CN101042579A (en) | 2007-04-24 | 2007-04-24 | Intelligent irrigation control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101042579A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101347090B (en) * | 2008-09-18 | 2011-09-14 | 贺新 | Embedded field controller for automatic drip-irrigation |
-
2007
- 2007-04-24 CN CNA2007100682123A patent/CN101042579A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101347090B (en) * | 2008-09-18 | 2011-09-14 | 贺新 | Embedded field controller for automatic drip-irrigation |
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |