CN204650221U - A kind of greenery patches automatic irrigation control device based on ZigBee technology - Google Patents
A kind of greenery patches automatic irrigation control device based on ZigBee technology Download PDFInfo
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- CN204650221U CN204650221U CN201520395129.7U CN201520395129U CN204650221U CN 204650221 U CN204650221 U CN 204650221U CN 201520395129 U CN201520395129 U CN 201520395129U CN 204650221 U CN204650221 U CN 204650221U
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- zigbee technology
- greenery patches
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Abstract
A kind of greenery patches automatic irrigation control device based on ZigBee technology, comprise multiple wireless terminal module, telegon, monitoring host computer, power module, it is characterized in that: multiple wireless terminal module wireless connections telegon, telegon connects monitoring host computer by serial ports; Described wireless terminal module comprises main control chip, Temperature Humidity Sensor, electromagnetic switch valve, and main control chip is connected with Temperature Humidity Sensor and electromagnetic switch valve.The utility model provides a kind of greenery patches automatic irrigation control device based on ZigBee technology, uses ZigBee technology, in conjunction with Temperature Humidity Sensor and electromagnetic switch valve, realizes wireless transmission and automatically controls.
Description
Technical field
The utility model relates to automatic irrigation field, a kind of greenery patches automatic irrigation control device based on ZigBee technology.
Background technology
The Chinese government using protection of the environment, make our country green as a fundamental state policy, China main cities is within one period from now on, and afforestation coverage rate will increase substantially, and urban green space area will increase sharply; Meanwhile, for making existing greenery patches give play to due ecological effect as far as possible, the paces of its transformation certainly will will be accelerated.Water is the fundamental prerequisite of plant growth, and urban green space is different from the special environment condition of state of nature in addition, often must irrigate and the viridescent of urban green space could be kept vigorous, and urban green space is irrigated has following characteristics: the water consumption of (1) Greenland Irrigation is very large; (2) continous-stable is wanted in irrigation; (3) irrigate sprinkling quality comparatively strict, sprinkling can not too much can not be very few.Existing greenery patches is still transformed for newly-increased greenery area, plant is made to possess suitable growing environment, simple artificial spray can not meet current irrigation requirement, irrigation system is essential, as can be seen here, the quantity of Greenland Irrigation system also will increase thereupon, in order to reduce irrigation management recruitment and reduce irrigation management cost, suitable using water wisely, realizes the robotization of Greenland Irrigation under the pressure of the eyebrows and eyelashes.
Past due to economic technology development not mature enough, Greenland Irrigation is based on manual control irrigation substantially, and irrigation method is generally adopt broad irrigation or artificial spray pattern.These irrigation methods, method can only change soil moisture, very little on the microclimate impact of greenbelt plants growth; Random large, unmanned valve opening when this is poured water usually occurs, and when should not pour water, nobody closed valve again, and occurring rains sprays water, and meadow becomes man-made lake, and the situation that road becomes catch gutter is of common occurrence; Owing to not pouring water in time, excessively to pour water or insufficient irrigation, be difficult to Controlled irrigation quality, harmful effect is created to the normal growth of greenbelt plants; When some needs pour water night, have the golf course etc. of game such as daytime, the manpower consumption of irrigation management at night is large, and working strength is large, and handling cost is high; Irrigating water quota is comparatively large, and inconvenience is implemented timely and appropriate discovery and irrigated, and the utilization factor of water is low, and this method probably has the water of 40%-50% to lose due to deep percolation and invalid evaporation, and this water resource supply for China's city worsening shortages makes the matter worse beyond doubt.
Utility model content
Technical problem to be solved in the utility model is for above-mentioned the deficiencies in the prior art, a kind of greenery patches automatic irrigation control device based on ZigBee technology is provided, use ZigBee technology, in conjunction with Temperature Humidity Sensor and electromagnetic switch valve, realize wireless transmission and automatically control.
To achieve these goals, the technical solution of the utility model is: a kind of greenery patches automatic irrigation control device based on ZigBee technology, comprise multiple wireless terminal module, telegon, monitoring host computer, power module, it is characterized in that: multiple wireless terminal module wireless connections telegon, telegon connects monitoring host computer by serial ports; Described wireless terminal module comprises main control chip, Temperature Humidity Sensor, electromagnetic switch valve, and main control chip is connected with Temperature Humidity Sensor and electromagnetic switch valve.
Described electromagnetic switch valve comprises relay driver and relay, and relay driver drives the actuating of relay.
Described power module is wireless terminal module for power supply by DC-stabilized circuit.
The single-chip microcomputer of described main control chip to be model be CC2530, the single-chip microcomputer of telegon to be model be CC2530, the model of Temperature Humidity Sensor is DHT11.
The model of described relay drive is ULN2803.
Adopt said structure, the utility model has the following advantages:
1, the remote auto realizing Greenland Irrigation controls.
2, by real time detecting greenery patches humiture, the opening and closing of irrigating then are implemented, can using water wisely, avoid occurring heavy irrigation, ensure that greenery patches is in suitable humiture, promote the normal growth in greenery patches.
3, ZigBee-network technology is utilized by the Temperature Humidity Sensor Data Integration of regional on a host computer of administrative center, managerial personnel can check the humiture state in the greenery patches in each region in monitoring software, and on the basis analyzed, the timing irrigation of feasible region.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is main control chip circuit diagram;
Fig. 3 is Temperature Humidity Sensor circuit diagram;
Fig. 4 is relay driver circuit diagram;
Fig. 5 is relay circuit figure;
Fig. 6 is serial communication driving circuit figure;
Fig. 7 is standard 9 pin serial interface circuit figure;
Fig. 8 is+5V DC-stabilized circuit figure;
Fig. 9 is+3.3V DC-stabilized circuit figure;
Figure 10 is radio detection humiture reading process flow diagram;
In figure: wireless terminal module 1, main control chip 101, Temperature Humidity Sensor 102, electromagnetic switch valve 103, telegon 2, monitoring host computer 3, power module 4.
Embodiment
As shown in Figure 1, a kind of greenery patches automatic irrigation control device based on ZigBee technology, comprise multiple wireless terminal module 1, telegon 2, monitoring host computer 3, power module 4, it is characterized in that: multiple wireless terminal module 1 wireless connections telegon 2, telegon 2 connects monitoring host computer 3 by serial ports; Described wireless terminal module 1 comprises main control chip 101, Temperature Humidity Sensor 102, electromagnetic switch valve 103, and main control chip 101 is connected with Temperature Humidity Sensor 102 and electromagnetic switch valve 103.
Described electromagnetic switch valve 103 comprises relay driver and relay, and relay driver drives the actuating of relay.
Described power module 4 is that wireless terminal module 1 is powered by DC-stabilized circuit.
Described main control chip 101 for model be the single-chip microcomputer of CC2530, telegon 2 for model be the single-chip microcomputer of CC2530, the model of Temperature Humidity Sensor 102 is DHT11.
The model of described relay drive is ULN2803.
As shown in Figure 2, be main control chip circuit diagram, the integrated level of CC2530 chip is very high, as long as peripheral circuit connects the elements such as a small amount of resistance, electric capacity and inductance and crystal oscillator just can normally work.The output of Temperature Humidity Sensor is directly connected with the port P0.7 of CC2530 through a resistance, and port P1_0 with P2_0 is connected pilot lamp LED1, LED2 respectively, is used to indicate the duty of system.The download debugging interface of CC2530 is made up of four lines, comprises DD, DC, RESET_N and GND signal, is connected respectively with port P2_1, P2_2, RESET_N of chip with GND.P1 is antennal interface, connects whip antenna.Port RF_N and RF_P of CC2530 provides the radiofrequency signal of difference, before this signal is transported to antenna, need to increase by one at antenna and chip chamber to be used for realizing the conversion converting network (balance-balun transformer) of balanced signal to non-equilibrium signal, this network is single-ended 50 ohm the impedance transformation of the differential signal of radio RF.
As shown in Figure 3, for Temperature Humidity Sensor circuit diagram, adopt DHT11 digital hygro sensor, it is a humiture compound sensor containing calibrating digital signal output, the DATA mouth of sensor is connected with main control chip CC2530 after a resistance, realization communication is therebetween with synchronous, transmission adopts single bus data form, communication time an about 4ms, after user MCU sends a commencing signal, DHT11 is transformed into fast mode from low-power consumption mode, after waiting for that main frame commencing signal terminates, DHT11 sends response signal, send the data of 40bit, and trigger a signals collecting, user can select reading section data.From pattern, DHT11 receives commencing signal and triggers a humiture collection, if do not receive main frame to send commencing signal, DHT11 initiatively can not carry out humiture collection.Low-speed mode is transformed into after image data.
As shown in Figure 4, be relay driver circuit diagram, circuit is made up of relay driver ULN2803.ULN2803 is that eight road NPN Darlingtons connect transistor array, is applicable to the interface between the flat digital circuit of low logical point and higher electric current, voltage request.Here 5V relay is driven with it, ULN2803 output terminal direct contact relay coil one end, another termination+5V power supply of relay coil, the input end of ULN2803 is directly connected with controlled in wireless I/O mouth, and wireless controlled donsole exports high level and just drives the actuating of relay.
As shown in Figure 5, be relay circuit figure, 1 end of relay is the input end of the external valve of armature, 2,3 ends are relay two contact, and 3 ends are connected with power supply input, and 4,5 ends are solenoid, coil 4 termination+5V power supply, 5 relay termination drivers.When 5 end input high levels, no current circulation in coil, then 1,2 close, so cut-off; When 5 end input low levels, have current flowing in coil, due to electromagnetic induction, 1,3 will be made to close, and relay is open-minded.
As shown in Figure 6, be serial communication driving circuit figure, native system coordinator node carries out asynchronous serial communication by serial ports and host computer, selects the USART0 interface of CC2530 to make it be operated in UART asynchronous communication model.The I/O pin of CC2450 and the corresponding relation of peripherals are under UART pattern, the TXD corresponding ports P0_3 of USART0, RXD corresponding ports P0_2.The serial ports work of PC is the TTL signal of 12V, and circuit board power source signal and Transistor-Transistor Logic level are 5V (being 3.3V in CC2450 low consumption circuit), in order to be converted into available signal, need the level conversion of carrying out serial ports.The MAX232/MAX233 chip of MAXIM company, realizes the chip realizing serial port level conversion in 5V circuit with PC exactly, adopts MAX232 to realize level conversion in native system circuit.
As shown in Figure 7, be standard 9 pin serial interface circuit figure, the simplest serial communication uses 3 lines to complete: (1) receives, and (2) send, (3) ground wire, respectively the 2nd, 3,5 pins of corresponding serial ports (DB9).Other lines are used for shaking hands, but not necessarily.Only used three lines for serial communication in native system circuit.
As shown in Figure 8, be+5V DC-stabilized circuit figure.What need stabilized voltage supply to power in system mainly contains wireless module, the normal sensor of humiture, relay, driving chip.Wherein, driving chip, Temperature Humidity Sensor, relay need the DC power supply of 5V.System adopts voltage stabilizing chip LM2575-5.0, is input as the DC voltage of+12V, obtains 5V power supply.In circuit, VIN is that system converts the input of stable+12V direct current by Switching Power Supply to 220V interchange.
As shown in Figure 9, be+3.3V DC-stabilized circuit figure.Because CC2530 needs the stabilized voltage supply of 3.3V to power, system adopts adjustable voltage stabilizing chip LM2596-ADJ to obtain 3.3V power supply, provides stable power supply to ZigBee module.
As shown in Figure 10, be radio detection humiture reading process flow diagram.System after the power-up, first writes configuration data by wireless temperature measure module, enabled wireless transmission-receiving function, then constantly detects serial ports and whether receives a frame partial data, because the complete data of a frame just comprise complete humiture information.If data integrity, resolve the data received, otherwise continue to accept until frame data are complete.Judge whether the configuration needing to change wireless temperature measurement humidity module after having resolved data, if need change, completed by wireless temperature measurement humidity module transmitting-receiving instruction; If without the need to change, send wireless receiving settling signal amount.
Monitoring host computer 3 according to the data utilizing wireless ZigBee technology to transmit from Temperature Humidity Sensor, analyzing and processing.When temperature is higher than setting threshold value, when humidity is lower than setting threshold value, host computer sends steering order, wireless ZigBee technology is utilized to start greenery patches shower nozzle control terminal, terminal energising opens solenoid valve by pilot relay, and then opens shower nozzle, realizes the irrigation to greenery patches.After irrigating certain hour, utilize the data that wireless ZigBee technology transmits from Temperature Humidity Sensor, analyzing and processing.When temperature is in setting threshold value, when humidity is in setting threshold value, host computer sends steering order, utilizes wireless ZigBee technology to start greenery patches shower nozzle control terminal, and terminal energising by pilot relay shut electromagnetic valve, and then closes shower nozzle.
Claims (5)
1. the greenery patches automatic irrigation control device based on ZigBee technology, comprise multiple wireless terminal module (1), telegon (2), monitoring host computer (3), power module (4), it is characterized in that: multiple wireless terminal module (1) wireless connections telegon (2), telegon (2) connects monitoring host computer (3) by serial ports;
Described wireless terminal module (1) comprises main control chip (101), Temperature Humidity Sensor (102), electromagnetic switch valve (103), and main control chip (101) is connected with Temperature Humidity Sensor (102) and electromagnetic switch valve (103).
2. a kind of greenery patches automatic irrigation control device based on ZigBee technology according to claim 1, is characterized in that: described electromagnetic switch valve (103) comprises relay driver and relay, and relay driver drives the actuating of relay.
3. a kind of greenery patches automatic irrigation control device based on ZigBee technology according to claim 1, is characterized in that: described power module (4) is wireless terminal module (1) power supply by DC-stabilized circuit.
4. a kind of greenery patches automatic irrigation control device based on ZigBee technology according to claim 1, it is characterized in that: described main control chip (101) for model be the single-chip microcomputer of CC2530, telegon (2) for model be the single-chip microcomputer of CC2530, the model of Temperature Humidity Sensor (102) is DHT11.
5. a kind of greenery patches automatic irrigation control device based on ZigBee technology according to claim 2, is characterized in that: the model of described relay drive is ULN2803.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520395129.7U CN204650221U (en) | 2015-06-10 | 2015-06-10 | A kind of greenery patches automatic irrigation control device based on ZigBee technology |
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| CN201520395129.7U CN204650221U (en) | 2015-06-10 | 2015-06-10 | A kind of greenery patches automatic irrigation control device based on ZigBee technology |
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| CN204650221U true CN204650221U (en) | 2015-09-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106962144A (en) * | 2017-05-17 | 2017-07-21 | 贵州大学 | A kind of greenery patches intelligent Sprinkling Irrigation based on ZigBee |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106962144A (en) * | 2017-05-17 | 2017-07-21 | 贵州大学 | A kind of greenery patches intelligent Sprinkling Irrigation based on ZigBee |
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| 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: 20150916 Termination date: 20160610 |
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| CF01 | Termination of patent right due to non-payment of annual fee |