CN202396249U - Extensible irrigation controller - Google Patents
Extensible irrigation controller Download PDFInfo
- Publication number
- CN202396249U CN202396249U CN2011204865869U CN201120486586U CN202396249U CN 202396249 U CN202396249 U CN 202396249U CN 2011204865869 U CN2011204865869 U CN 2011204865869U CN 201120486586 U CN201120486586 U CN 201120486586U CN 202396249 U CN202396249 U CN 202396249U
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- irrigation controller
- extensible
- control module
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Abstract
The utility model relates to the technical field of related technologies of irrigation equipment, in particular to an extensible irrigation controller, which comprises a master control module, a rainfall sensor and a data storage module. The master control module is provided with a sensor interface, an extensible module interface and a data storage interface. The rainfall sensor is connected with the sensor interface of the master control module. The data storage module is connected with the data storage interface. The extensible irrigation controller meets more requirements of people. The extensible irrigation controller with the rainfall sensor interface is capable of controlling irrigation according to rainfall. Through an EEPROM (electrically erasable programmable read-only memory) data storage unit, outage data can be stored. The extensible irrigation controller with the extensible module interface can meet the requirement of people on temporarily increasing more electromagnetic valve output ports without purchasing excessive irrigation controllers. The extensible irrigation controller with a wireless control module interface allows for wireless remote control.
Description
Technical field
The utility model relates to the irrigation installation correlative technology field, particularly a kind of extendible irrigation controller.
Background technology
As everyone knows, the phenomenon of water scarcity is arranged all in worldwide, also have the situation of shortage of water resources in China.All practice thrift irrigation water developing this water-saving irrigation controller energetically both at home and abroad at present.Greatly develop water-saving irrigation, improve constantly water-use efficiency, realize sustainable utilization of water resources, what ensure economic society sustainablely becomes a kind of trend, and using water wisely also is the project that government supports energetically.
The water-saving irrigation controller is a kind of law of needing the water and local water conditions and seasonal climate condition enactment automatic irrigation program according to meadow, crops, flowers and plants, trees; Realize the controller of on time accurately irrigating automatically, it effectively using water wisely to obtain economic benefit, social benefit and the ecological environment benefit of the best.
Yet existing irrigation controller poor expandability can't be expanded smoothly when needs increase interface, and can not change according to rainfall, just irrigates according to intrinsic formula, can't adapt to changeable weather.
The utility model content
The utility model provides a kind of extendible irrigation controller, to solve the technical problem that prior art exists.
The technical scheme that the utility model adopts is following:
A kind of extendible irrigation controller; Said controller comprises main control module, rain sensor and data memory module; Said main control module is provided with sensor interface, expansion module interface and data memory interface; Said rain sensor is connected with the sensor interface of main control module, and data memory module is connected with data memory interface.
As a kind of preferred version, said expansion module interface is connected with one or more magnetic valves.
Further, also be provided with string and data converter between said expansion module and the magnetic valve.
As a kind of preferred version, said main control module is a singlechip microcontroller.
As a kind of preferred version, said data memory module is EEPROM data conservators.
As a kind of preferred version, said main control module also is provided with the wireless module interface, and main control module is connected with the wireless module interface circuit through the wireless module interface.
As a kind of preferred version; Also be provided with the rain sensor interface circuit between said sensor interface and the rain sensor; Said rain sensor interface circuit comprises commutation diode, capacitive filter and the photoelectrical coupler that connects successively, and the output signal of rain sensor is transferred to sensor interface through behind commutation diode, capacitive filter and the photoelectrical coupler.
The utility model can satisfy the more demand of people.It has the rain sensor interface, can irrigate according to rainfall control; Have the EEPROM data and preserve the unit, can realize the preservation of power down data; But have the expansion module interface, can satisfy that people are interim to be increased more magnetic valve delivery outlet and need not buy the demand of irrigation controller more; Have the wireless control module interface, can realize wireless remote control.
Description of drawings
Fig. 1 is the system block diagram of the utility model patent.
Fig. 2 is the main controller controls pin distribution situation of the utility model patent.
Fig. 3 is the liquid crystal display displaying contents design sketch of the utility model patent.
But Fig. 4 is the theory diagram that the utility model patent realizes the expansion control signal output interface.
Fig. 5 is the theory diagram that the utility model patent realizes the input of rain sensor signal.
Fig. 6 is the theory diagram that the utility model patent realizes wireless telecommunications.
Embodiment
Fig. 1 shows the system block diagram of the utility model patent.
The utility model is a kind of extendible irrigation controller, and said controller comprises singlechip microcontroller, functional mode switch knob, liquid crystal display display circuit, man-machine interaction button, data storage circuitry, EEPROM data conservator, rain sensor interface circuit, rain sensor, wireless module interface circuit, electric power management circuit, extendible solenoid control signal output apparatus, 32 magnetic valves compositions.
The functional mode of the utility model patent design has: the time on date is provided with, initial irrigation time setting, irrigate the date select to be provided with, irrigate be provided with running time, operation is provided with, stops operation setting, rain sensor setting, communications parameter setting, system testing and is provided with etc. automatically, can be switched to one of them functional mode through the functional mode switch knob and operate.Can above functional parameter be provided with through the man-machine interaction button, and the process of display parameters setting intuitively on liquid crystal display.After setting parameter, the utility model patent can start the irrigation task in the time of setting according to user's requirement, execute task after, can finish the irrigation task automatically.Microcontroller can be through detecting the input signal of rain sensor, adjustment irrigation task; , the wireless module interface can carry out wireless telecommunications after connecting wireless module; Have extendible magnet valve control signal output interface, after plugging expansion module on the interface, microcontroller can detect the module of increase, incorporates the delivery outlet that increases into control range.
Fig. 2 shows microcontrolled each pin function distribution map of single-chip microcomputer of the utility model patent.
Fig. 3 shows the liquid crystal display displaying contents design sketch of the uniqueness of the utility model design, can better realize man-machine interactive operation.
But Fig. 4 shows the theory diagram that the utility model patent realizes the expansion control signal output interface.The utility model has used 4 serial datas to change the parallel data chip, and under the microcontrolled controller of single-chip microcomputer, each chip can be exported 8 way solenoid valve control signals, and 4 chip controlled are exported 32 way solenoid valve control signals.
With one tunnel control signal Ctrl1 wherein is example; The operation principle that the control magnetic valve opens and closes is described: when singlechip microcontroller control Ctrl1 pin output high level signal; The bidirectional triode thyristor conducting, magnetic valve is just opened, when singlechip microcontroller control Ctrl1 pin output low level signal; Bidirectional triode thyristor cuts out, and magnetic valve also cuts out.
Fig. 5 shows the theory diagram that the utility model is realized the input of rain sensor signal.After rain sensor output signal passes through rectifies and capacitive filter filtering, isolate through photoelectricity coupling chip again, transfer signals to the detection pin of singlechip microcontroller.When dry weather, rain sensor output high level signal, single-chip microcomputer can detect low level signal,
When the same day, air humidity moistened, rain sensor output low level signal, single-chip microcomputer can detect high level signal.Monolithic judges that through detected detection signal weather is a drying or moistening.
Fig. 6 shows the theory diagram that the utility model patent realizes wireless telecommunications.The communication modes of single-chip microcomputer and wireless module is high speed serialization (SPI) communication.Singlechip microcontroller is utilized the 1st, 77,78,79,80 these 5 pin and wireless module communications, realizes the reception and the transmission of data.
Claims (7)
1. extendible irrigation controller; It is characterized in that; Said controller comprises main control module, rain sensor and data memory module; Said main control module is provided with sensor interface, expansion module interface and data memory interface, and said rain sensor is connected with the sensor interface of main control module, and data memory module is connected with data memory interface.
2. irrigation controller according to claim 1 is characterized in that, said expansion module interface is connected with one or more magnetic valves.
3. irrigation controller according to claim 2 is characterized in that, also is provided with string and data converter between said expansion module and the magnetic valve.
4. irrigation controller according to claim 1 is characterized in that, said main control module is a singlechip microcontroller.
5. irrigation controller according to claim 1 is characterized in that, said data memory module is EEPROM data conservators.
6. irrigation controller according to claim 1 is characterized in that said main control module also is provided with the wireless module interface, and main control module is connected with the wireless module interface circuit through the wireless module interface.
7. irrigation controller according to claim 1; It is characterized in that; Also be provided with the rain sensor interface circuit between said sensor interface and the rain sensor; Said rain sensor interface comprises commutation diode, capacitive filter and the photoelectrical coupler that connects successively, and the output signal of rain sensor is transferred to sensor interface through behind commutation diode, capacitive filter and the photoelectrical coupler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204865869U CN202396249U (en) | 2011-11-30 | 2011-11-30 | Extensible irrigation controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204865869U CN202396249U (en) | 2011-11-30 | 2011-11-30 | Extensible irrigation controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202396249U true CN202396249U (en) | 2012-08-29 |
Family
ID=46693939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204865869U Expired - Fee Related CN202396249U (en) | 2011-11-30 | 2011-11-30 | Extensible irrigation controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202396249U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103299884A (en) * | 2013-06-24 | 2013-09-18 | 无锡商业职业技术学院 | Automatic sprinkler |
| 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 |
-
2011
- 2011-11-30 CN CN2011204865869U patent/CN202396249U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103299884A (en) * | 2013-06-24 | 2013-09-18 | 无锡商业职业技术学院 | Automatic sprinkler |
| 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 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120829 Termination date: 20141130 |
|
| EXPY | Termination of patent right or utility model |