CN109903547A - Low energy consumption agricultural environment information wireless acquisition system - Google Patents

Low energy consumption agricultural environment information wireless acquisition system Download PDF

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Publication number
CN109903547A
CN109903547A CN201910290095.8A CN201910290095A CN109903547A CN 109903547 A CN109903547 A CN 109903547A CN 201910290095 A CN201910290095 A CN 201910290095A CN 109903547 A CN109903547 A CN 109903547A
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China
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feet
data
sensor
capacitor
resistance
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CN201910290095.8A
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Chinese (zh)
Inventor
韩建书
袁淑芳
赵镇川
彭杨
薛鹏飞
胡慧勇
吉启超
白永强
闫东亮
魏东亮
王鹏
陈泽亮
霍珊珊
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SHANXI WANLI TECHNOLOGY Co Ltd
SHANXI INSTITUTE OF METROLOGY
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SHANXI WANLI TECHNOLOGY Co Ltd
SHANXI INSTITUTE OF METROLOGY
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Priority to CN201910290095.8A priority Critical patent/CN109903547A/en
Publication of CN109903547A publication Critical patent/CN109903547A/en
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Abstract

Low energy consumption agricultural environment information wireless acquisition system of the present invention belongs to agricultural environment information wireless acquisition system technical field;Technical problem to be solved is to provide a kind of low energy consumption agricultural environment information wireless acquisition system;Solve the technical solution of technical problem use are as follows: including data collector, data sink, monitoring server and environmental sensor, the environmental sensor includes: Temperature Humidity Sensor, pH value sensor, carbon dioxide sensor, ultrasonic wind speed and direction sensor;The data collector is internally provided with sensor wire device, data acquisition controller, the signal input part of the sensor wire device is connected with Temperature Humidity Sensor, pH value sensor, carbon dioxide sensor, ultrasonic wind speed and direction sensor respectively, and the signal output end of the sensor wire device is connected with data acquisition controller;The data acquisition controller is also connected with sensor identification module;The present invention is applied to agricultural environment information collection place.

Description

Low energy consumption agricultural environment information wireless acquisition system
Technical field
Low energy consumption agricultural environment information wireless acquisition system of the present invention belongs to agricultural environment information wireless acquisition system technology Field.
Background technique
With the continuous development of China's agricultural science and technology, agricultural environment information is also constantly changing in terms of data acquisition technology Into for a long time, traditional agricultural environment information collection generallys use wired networking technology, is mainly with hand data collection Main, which easily breaks down in connection, such as acquires ambient air humidity height the problem is that network layout is complicated When, the connecting line connection-peg of the hardware such as information collecting device easily corrodes, and is unfavorable for time use, while acquiring the section of information Point number is big, and higher cost causes information collecting device power consumption big.
In view of the above-mentioned problems, at present using bluetooth or GPRS data acquisition transmission technology for substituting, although having The remote advantage of communication distance, but acquisition device and server need it is one-to-one carry out data transmission, to the data of information gathering point Transmission height relies on the network construction situation of communication quotient, single to the transport protocol of acquisition data, and transmission mode power consumption is higher, needs Power source special is wanted to power, cost is also relatively high, and there are certain difficulties implementing operating aspect.
Summary of the invention
For the present invention in order to overcome the deficiencies in the prior art, technical problem to be solved is to provide a kind of low energy Consume agricultural environment information wireless acquisition system;In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention are as follows: low energy consumption Agricultural environment information wireless acquisition system, including data collector, data sink, monitoring server and environmental sensor, institute Stating environmental sensor includes: Temperature Humidity Sensor, pH value sensor, carbon dioxide sensor, ultrasonic wind speed and direction sensor;
The data collector is internally provided with sensor wire device, data acquisition controller, the sensor wire dress The signal input part set is sensed with Temperature Humidity Sensor, pH value sensor, carbon dioxide sensor, ultrasonic wind speed and direction respectively Device is connected, and the signal output end of the sensor wire device is connected with data acquisition controller;
The data acquisition controller is also connected with sensor identification module;
The power input of the data acquisition controller is connected with collector power module;
The data sink is internally provided with data receiver controller, and the data receiver controller passes through conducting wire and data Communication module is connected, and the data communication module is connected by on-scene communication bus with monitoring server;
The power input of the data receiver controller is connected with receiver power supply module;
The signal output end of the data acquisition controller is wirelessly connected by wireless network and data receiver controller.
The chip that the data acquisition controller uses is that data acquire transmission chip U1, the data acquisition controller Circuit structure are as follows:
The 1 foot ground connection of the data acquisition transmission chip U1;
2 feet of the data acquisition transmission chip U1 connect 3.3V input power;
3 feet, 4 feet of the data acquisition transmission chip U1 are connected with program verification port respectively;
5 feet of data acquisition transmission chip U1,10 feet, 17 feet, 18 feet, 19 feet respectively with sensor identification module phase Even;
6 feet, 7 feet of the data acquisition transmission chip U1 are connected with the signal output end of Temperature Humidity Sensor respectively;
The data acquire 8 feet of transmission chip U1 and are grounded after connecing 9 feet;
12 feet of data acquisition transmission chip U1 are sequentially connected in series after light emitting diode D1, resistance R3 and 3.3V input power phase Even;
15 feet, 23 feet of the data acquisition transmission chip U1 are connected with OLED display screen respectively;
20 feet, 21 feet of the data acquisition transmission chip U1 are connected with carbon dioxide sensor respectively;
20 feet, 21 feet, 22 feet of the data acquisition transmission chip U1 are connected with RS485 conversion module respectively, and the RS485 turns Change the mold block signal input part respectively with pH value sensor, ultrasonic wind speed and direction sensor be connected;
24 feet of the data acquisition transmission chip U1 are connected with chip reset circuit.
The chip that the data receiver controller uses is data receiver chip U2, the circuit of the data receiver controller Structure are as follows:
1 foot of the data receiver chip U2 is grounded;
2 feet of the data receiver chip U2 connect 3.3V input power;
3 feet, 4 feet of the data receiver chip U2 are connected with program verification port respectively;
5 feet, 6 feet, 7 feet, 10 feet, 13 feet of the data receiver chip U2 are connected with data communication module respectively;
The signal output end of the data communication module is connected with monitoring server;
8 feet of the data receiver chip U2,9 feet ground connection;
15 feet, 23 feet of the data receiver chip U2 are connected with OLED display screen respectively;
20 feet, 21 feet, 22 feet of the data receiver chip U2 are connected with RS485 conversion module respectively.
The chip that the collector power module uses is voltage-stablizer U3, boost converter U4, boost converter U5, described The circuit structure of collector power module are as follows:
1 foot of the voltage-stablizer U3 is simultaneously grounded after connecing 2 feet;
3 feet of the voltage-stablizer U3 and 4 feet for meeting voltage-stablizer U3, the anode of capacitor CT1, after the source electrode of metal-oxide-semiconductor Q1 with 3.7V electricity Source output terminal is connected;
It is connected after the drain electrode concatenation fuse F1 and switch SS1 of the metal-oxide-semiconductor Q1 with power input VCC;
5 feet of the voltage-stablizer U3 successively and connect after the anode of 6 feet of voltage-stablizer U3,7 feet, one end of resistance R4, capacitor CT2 with 3.3V power output end is connected;
8 feet of the voltage-stablizer U3 and the other end of resistance R4;
The cathode of the capacitor CT2 is connected with one end of resistance R5, the cathode of the other end shunt-wound capacitance CT1 of the resistance R5, It is grounded behind one end of resistance R0, the other end of the resistance R0 is connected with the grid of metal-oxide-semiconductor Q1;
5 feet of the boost converter U4 and the one end for meeting inductance L1, one end of resistance R6, after the anode of capacitor CT3 with metal-oxide-semiconductor The drain electrode of Q2 is connected;
It is connected behind the grid of the metal-oxide-semiconductor Q2 and one end of connecting resistance R19 with one end of resistance R20, the source electrode of the metal-oxide-semiconductor Q2 And it is connected after the other end of connecting resistance R20 with 3.7V power input;
4 feet of the boost converter U4 are connected with the other end of resistance R6;
One end of 3 feet of the boost converter U4 and connecting resistance R7 is connected behind one end of resistance R9 with one end of capacitor CC1;
1 foot of the boost converter U4 is simultaneously connected after connecing the other end of inductance L1 with the anode of diode DS2, the diode One end of the cathode of DS2 and connecting resistance R7, the other end of capacitor CC1 are connected after the anode of capacitor CT4 with 5V power output end; The other end of the resistance R7 is connected with the other end of resistance R8;
The cathode of the 2 foot shunt-wound capacitance CT3 of the boost converter U4, the cathode of the other end of resistance R9, capacitor CT4 are followed by Ground;
5 feet of the boost converter U5 and the one end for meeting inductance L2 are connected behind one end of resistance R10 with the anode of capacitor CT5;
4 feet of the boost converter U5 are connected with the other end of resistance R10;
One end of 3 feet of the boost converter U5 and connecting resistance R12, one end phase behind one end of resistance R13 with capacitor CC2 Even;
1 foot of the boost converter U5 is simultaneously connected after connecing the other end of inductance L2 with the anode of diode DS3, the diode One end of the cathode of DS3 and connecting resistance R11, one end of capacitor CC2 are connected after the anode of capacitor CT6 with 12V power output end; The other end of the resistance R11 is connected with the other end of resistance R12;
The cathode of the 2 foot shunt-wound capacitance CT5 of the boost converter U5, the cathode of the other end of resistance R13, capacitor CT6 are followed by Ground.
The chip that the receiver power supply module uses be voltage-stablizer U6, voltage-stablizer U7, the receiver power supply module Circuit structure are as follows:
One end of the 1 foot shunt-wound capacitance C12 of the voltage-stablizer U6, the anode of capacitor CT11, after the cathode of diode DS11 with 24V Power output end be connected, the diode DS11 anode concatenation fuse F2 and switch SS2 after with 24V power input phase Even;
4 feet of the voltage-stablizer U6 and the one end for meeting inductance L11, the anode of capacitor CC13, one end of capacitor C14, diode It is connected after the cathode of DS13 with 3 feet of voltage-stablizer U7;
2 feet of the voltage-stablizer U6 are simultaneously connected after connecing the other end of inductance L11 with the cathode of diode DS12;
2 feet of the voltage-stablizer U7 and the anode for meeting diode DS13, the anode of capacitor CC15, behind one end of capacitor C16 with 3.3V power output end is connected;
The other end of 1 foot of the voltage-stablizer U7 successively shunt-wound capacitance C16, the cathode of capacitor CC15, the other end of capacitor C14, The cathode of capacitor CC13, the anode of diode DS12,3 feet of voltage-stablizer U6,5 feet of voltage-stablizer U6, the other end of capacitor C12, It is grounded after the cathode of capacitor CT11.
The model CC2530F256 of data acquisition the transmission chip U1 and data receiver chip U2;
The model TPS7333 of the voltage-stablizer U3;
The model LM2733 of described boost converter U4, U5;
The model LM2576 of the voltage-stablizer U6;
The model AMS1117 of the voltage-stablizer U7;
The chip model that the data communication module uses is W5500;
The sensor identification module is specially five SMD switches.
The present invention have compared with the existing technology it is below the utility model has the advantages that
One, information wireless acquisition system provided by the invention has the features such as simple structure, simple installation, environmentally friendly low-power consumption, non- It is very suitable for the Agricultural Environmental Monitoring system that volume of transmitted data is small, be not easy long range field wiring, data acquisition area coverage is wide;
Two, it is frequent to solve the connecting line bring equipment replacement period for data collector and data sink provided by the invention, The problems such as perishable service life is low, considerably reduces the operating cost of system;Data collector based on Zigbee mechanics of communication Data stability is good, of good reliability, strong antijamming capability, monitoring effect are accurate with data sink transmission, improves information and adopts Collect receiving efficiency, real-time monitoring fast and accurately can be carried out to agricultural environment information;
Three, the CC2530F256 communication chip that uses of the present invention devises timing acquiring and suspend mode unit and automatically knowledge simultaneously Individual sensor unit can choose the type of monitoring environmental information using sensor identification module, ensure that the low function of system The data transmission performance of consumption high efficiency, it is applied widely, it is easy to spread.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawing:
Fig. 1 is electrical block diagram of the invention;
Fig. 2 is the circuit diagram of data acquisition controller of the present invention;
Fig. 3 is the circuit diagram of data receiver controller and data communication module of the present invention;
Fig. 4 is the circuit diagram of collector power module of the present invention;
Fig. 5 is the circuit diagram of receiver power supply module of the present invention;
In figure: 1 be data collector, 2 be data sink, 3 be monitoring server, 4 be Temperature Humidity Sensor, 5 be pH value pass Sensor, 6 be carbon dioxide sensor, 7 be ultrasonic wind speed and direction sensor, 8 be sensor wire device, 9 be data acquisition Controller, 10 be sensor identification module, 11 be collector power module, 12 be data receiver controller, 13 be data Communication module, 14 are receiver power supply module.
Specific embodiment
As shown in Figures 1 to 5, low energy consumption agricultural environment information wireless acquisition system of the present invention, including data collector (1), data sink (2), monitoring server (3) and environmental sensor, the environmental sensor include: Temperature Humidity Sensor (4), pH value sensor (5), carbon dioxide sensor (6), ultrasonic wind speed and direction sensor (7);
The data collector (1) is internally provided with sensor wire device (8), data acquisition controller (9), the sensing The signal input part of device termination (8) respectively with Temperature Humidity Sensor (4), pH value sensor (5), carbon dioxide sensor (6), ultrasonic wind speed and direction sensor (7) is connected, and signal output end and the data acquisition of the sensor wire device (8) are controlled Device (9) processed is connected;
The data acquisition controller (9) is also connected with sensor identification module (10);
The power input of the data acquisition controller (9) is connected with collector power module (11);
The data sink (2) is internally provided with data receiver controller (12), and the data receiver controller (12) is logical It crosses conducting wire to be connected with data communication module (13), the data communication module (13) passes through on-scene communication bus and monitoring server (3) it is connected;
The power input of the data receiver controller (12) is connected with receiver power supply module (14);
The signal output end of the data acquisition controller (9) is wirelessly connected by wireless network with data receiver controller (12) It connects.
The chip that the data acquisition controller (9) uses is that data acquire transmission chip U1, the data acquisition control The circuit structure of device (9) are as follows:
The 1 foot ground connection of the data acquisition transmission chip U1;
2 feet of the data acquisition transmission chip U1 connect 3.3V input power;
3 feet, 4 feet of the data acquisition transmission chip U1 are connected with program verification port respectively;
5 feet of data acquisition transmission chip U1,10 feet, 17 feet, 18 feet, 19 feet respectively with sensor identification module (10) it is connected;
6 feet, 7 feet of the data acquisition transmission chip U1 are connected with the signal output end of Temperature Humidity Sensor (4) respectively;
The data acquire 8 feet of transmission chip U1 and are grounded after connecing 9 feet;
12 feet of data acquisition transmission chip U1 are sequentially connected in series after light emitting diode D1, resistance R3 and 3.3V input power phase Even;
15 feet, 23 feet of the data acquisition transmission chip U1 are connected with OLED display screen respectively;
20 feet, 21 feet of the data acquisition transmission chip U1 are connected with carbon dioxide sensor (6) respectively;
20 feet, 21 feet, 22 feet of the data acquisition transmission chip U1 are connected with RS485 conversion module respectively, and the RS485 turns Change the mold block signal input part respectively with pH value sensor (5), ultrasonic wind speed and direction sensor (7) be connected;
24 feet of the data acquisition transmission chip U1 are connected with chip reset circuit.
The chip that the data receiver controller (12) uses is data receiver chip U2, the data receiver controller (12) circuit structure are as follows:
1 foot of the data receiver chip U2 is grounded;
2 feet of the data receiver chip U2 connect 3.3V input power;
3 feet, 4 feet of the data receiver chip U2 are connected with program verification port respectively;
5 feet, 6 feet, 7 feet, 10 feet, 13 feet of the data receiver chip U2 are connected with data communication module (13) respectively;
The signal output end of the data communication module (13) is connected with monitoring server (3);
8 feet of the data receiver chip U2,9 feet ground connection;
15 feet, 23 feet of the data receiver chip U2 are connected with OLED display screen respectively;
20 feet, 21 feet, 22 feet of the data receiver chip U2 are connected with RS485 conversion module respectively.
The chip that the collector power module (11) uses be voltage-stablizer U3, boost converter U4, boost converter U5, The circuit structure of the collector power module (11) are as follows:
1 foot of the voltage-stablizer U3 is simultaneously grounded after connecing 2 feet;
3 feet of the voltage-stablizer U3 and 4 feet for meeting voltage-stablizer U3, the anode of capacitor CT1, after the source electrode of metal-oxide-semiconductor Q1 with 3.7V electricity Source output terminal is connected;
It is connected after the drain electrode concatenation fuse F1 and switch SS1 of the metal-oxide-semiconductor Q1 with power input VCC;
5 feet of the voltage-stablizer U3 successively and connect after the anode of 6 feet of voltage-stablizer U3,7 feet, one end of resistance R4, capacitor CT2 with 3.3V power output end is connected;
8 feet of the voltage-stablizer U3 and the other end of resistance R4;
The cathode of the capacitor CT2 is connected with one end of resistance R5, the cathode of the other end shunt-wound capacitance CT1 of the resistance R5, It is grounded behind one end of resistance R0, the other end of the resistance R0 is connected with the grid of metal-oxide-semiconductor Q1;
5 feet of the boost converter U4 and the one end for meeting inductance L1, one end of resistance R6, after the anode of capacitor CT3 with metal-oxide-semiconductor The drain electrode of Q2 is connected;
It is connected behind the grid of the metal-oxide-semiconductor Q2 and one end of connecting resistance R19 with one end of resistance R20, the source electrode of the metal-oxide-semiconductor Q2 And it is connected after the other end of connecting resistance R20 with 3.7V power input;
4 feet of the boost converter U4 are connected with the other end of resistance R6;
One end of 3 feet of the boost converter U4 and connecting resistance R7 is connected behind one end of resistance R9 with one end of capacitor CC1;
1 foot of the boost converter U4 is simultaneously connected after connecing the other end of inductance L1 with the anode of diode DS2, the diode One end of the cathode of DS2 and connecting resistance R7, the other end of capacitor CC1 are connected after the anode of capacitor CT4 with 5V power output end; The other end of the resistance R7 is connected with the other end of resistance R8;
The cathode of the 2 foot shunt-wound capacitance CT3 of the boost converter U4, the cathode of the other end of resistance R9, capacitor CT4 are followed by Ground;
5 feet of the boost converter U5 and the one end for meeting inductance L2 are connected behind one end of resistance R10 with the anode of capacitor CT5;
4 feet of the boost converter U5 are connected with the other end of resistance R10;
One end of 3 feet of the boost converter U5 and connecting resistance R12, one end phase behind one end of resistance R13 with capacitor CC2 Even;
1 foot of the boost converter U5 is simultaneously connected after connecing the other end of inductance L2 with the anode of diode DS3, the diode One end of the cathode of DS3 and connecting resistance R11, one end of capacitor CC2 are connected after the anode of capacitor CT6 with 12V power output end; The other end of the resistance R11 is connected with the other end of resistance R12;
The cathode of the 2 foot shunt-wound capacitance CT5 of the boost converter U5, the cathode of the other end of resistance R13, capacitor CT6 are followed by Ground.
The chip that the receiver power supply module (14) uses is voltage-stablizer U6, voltage-stablizer U7, the receiver power supply mould The circuit structure of block (14) are as follows:
One end of the 1 foot shunt-wound capacitance C12 of the voltage-stablizer U6, the anode of capacitor CT11, after the cathode of diode DS11 with 24V Power output end be connected, the diode DS11 anode concatenation fuse F2 and switch SS2 after with 24V power input phase Even;
4 feet of the voltage-stablizer U6 and the one end for meeting inductance L11, the anode of capacitor CC13, one end of capacitor C14, diode It is connected after the cathode of DS13 with 3 feet of voltage-stablizer U7;
2 feet of the voltage-stablizer U6 are simultaneously connected after connecing the other end of inductance L11 with the cathode of diode DS12;
2 feet of the voltage-stablizer U7 and the anode for meeting diode DS13, the anode of capacitor CC15, behind one end of capacitor C16 with 3.3V power output end is connected;
The other end of 1 foot of the voltage-stablizer U7 successively shunt-wound capacitance C16, the cathode of capacitor CC15, the other end of capacitor C14, The cathode of capacitor CC13, the anode of diode DS12,3 feet of voltage-stablizer U6,5 feet of voltage-stablizer U6, the other end of capacitor C12, It is grounded after the cathode of capacitor CT11.
The model CC2530F256 of data acquisition the transmission chip U1 and data receiver chip U2;
The model TPS7333 of the voltage-stablizer U3;
The model LM2733 of described boost converter U4, U5;
The model LM2576 of the voltage-stablizer U6;
The model AMS1117 of the voltage-stablizer U7;
The chip model that the data communication module (13) uses is W5500;
The sensor identification module (10) is specially five SMD switches.
The invention mainly comprises environmental sensor, data collection station, data sink and terminal, wherein environment Sensor can connect aerial temperature and humidity sensor, soil temperature-moisture sensor, P in soil H value when specifically used according to demand The various agriculturals environment data acquisition devices such as sensor, carbon dioxide gas sensor, ultrasonic wind speed and direction sensor.
It include sensor terminals, transforming circuit plate, sensor information acquisition and transmission mould inside the data collector Block, sensor identification module;When installation, environmental sensor is connected by sensor terminals with data collector, The normal working voltage of 5V or 12V are provided for it by transforming circuit plate again, data collector is transferred to number for information is acquired According to acquisition controller, while transforming circuit plate is also providing 3.3V just for data acquisition controller as collector power module Normal operating voltage allows to acquire the data information that multiple sensors are sent simultaneously.
Sensor information acquisition provided by the invention, sending module, transmission module are based on Zigbee mechanics of communication, use Data collector is made of inside data sink CC2530F256 chip and IPEX interface antenna, before use, can pass through Timing acquiring and suspend mode unit, sensor recognition unit is arranged to CC2530F256 control chip in external input device Information is transmitted, timing acquiring and suspend mode unit support that the data acquisition of multiple environmental sensors and monitoring function is arranged, The starting of the timing working and suspend mode of multiple environmental sensors is controlled, and supports to show monitored battery voltage data Information.
The information that Zigbee communication unit issues sensor accurately and rapidly acquires and is transferred to data sink, Sensor identification module can sensor and quantity used in automatic identification current environment, IPEX interface antenna can Transmission range by expanding ZigBee technology realizes relatively remote data transmission.
The sensor identification module is five SMD switches, can be believed according to the monitoring of sensor recognition unit The demand of breath and agricultural profession personnel control type and number of sensors.
The rechargeable battery that the collector power module is 2.7-4.2V using voltage threshold can acquire for data Device power supply.
The data sink includes data receiver controller, ethernet communication module and receiver power supply module, is received Information module equally uses Zigbee mechanics of communication, is made of CC2530F256 chip and IPEX interface antenna, receives data and adopts CC2530F256 chip in storage can store all data informations;The data communication module is specially ethernet communication mould Zigbee is communicated received data and passes through RJ45 number of ports by block, including W5500 chip and RJ45 interface, the W5500 chip It is transferred to monitoring server according to line, realizes human-computer interaction;The receiver power supply module can provide for data receiver controller The stable dc power supply of 3.3V.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations;To the greatest extent Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into Row equivalent replacement;And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution The range of scheme.

Claims (6)

1. low energy consumption agricultural environment information wireless acquisition system, it is characterised in that: including data collector (1), data sink (2), monitoring server (3) and environmental sensor, the environmental sensor include: Temperature Humidity Sensor (4), pH value sensor (5), carbon dioxide sensor (6), ultrasonic wind speed and direction sensor (7);
The data collector (1) is internally provided with sensor wire device (8), data acquisition controller (9), the sensing The signal input part of device termination (8) respectively with Temperature Humidity Sensor (4), pH value sensor (5), carbon dioxide sensor (6), ultrasonic wind speed and direction sensor (7) is connected, and signal output end and the data acquisition of the sensor wire device (8) are controlled Device (9) processed is connected;
The data acquisition controller (9) is also connected with sensor identification module (10);
The power input of the data acquisition controller (9) is connected with collector power module (11);
The data sink (2) is internally provided with data receiver controller (12), and the data receiver controller (12) is logical It crosses conducting wire to be connected with data communication module (13), the data communication module (13) passes through on-scene communication bus and monitoring server (3) it is connected;
The power input of the data receiver controller (12) is connected with receiver power supply module (14);
The signal output end of the data acquisition controller (9) is wirelessly connected by wireless network with data receiver controller (12) It connects.
2. low energy consumption agricultural environment information wireless acquisition system according to claim 1, it is characterised in that: the data are adopted Integrate the chip that controller (9) uses and acquire transmission chip U1, the circuit structure of the data acquisition controller (9) as data are as follows:
The 1 foot ground connection of the data acquisition transmission chip U1;
2 feet of the data acquisition transmission chip U1 connect 3.3V input power;
3 feet, 4 feet of the data acquisition transmission chip U1 are connected with program verification port respectively;
5 feet of data acquisition transmission chip U1,10 feet, 17 feet, 18 feet, 19 feet respectively with sensor identification module (10) it is connected;
6 feet, 7 feet of the data acquisition transmission chip U1 are connected with the signal output end of Temperature Humidity Sensor (4) respectively;
The data acquire 8 feet of transmission chip U1 and are grounded after connecing 9 feet;
12 feet of data acquisition transmission chip U1 are sequentially connected in series after light emitting diode D1, resistance R3 and 3.3V input power phase Even;
15 feet, 23 feet of the data acquisition transmission chip U1 are connected with OLED display screen respectively;
20 feet, 21 feet of the data acquisition transmission chip U1 are connected with carbon dioxide sensor (6) respectively;
20 feet, 21 feet, 22 feet of the data acquisition transmission chip U1 are connected with RS485 conversion module respectively, and the RS485 turns Change the mold block signal input part respectively with pH value sensor (5), ultrasonic wind speed and direction sensor (7) be connected;
24 feet of the data acquisition transmission chip U1 are connected with chip reset circuit.
3. low energy consumption agricultural environment information wireless acquisition system according to claim 2, it is characterised in that: the data connect The chip that admission controller (12) uses is data receiver chip U2, the circuit structure of the data receiver controller (12) are as follows:
1 foot of the data receiver chip U2 is grounded;
2 feet of the data receiver chip U2 connect 3.3V input power;
3 feet, 4 feet of the data receiver chip U2 are connected with program verification port respectively;
5 feet, 6 feet, 7 feet, 10 feet, 13 feet of the data receiver chip U2 are connected with data communication module (13) respectively;
The signal output end of the data communication module (13) is connected with monitoring server (3);
8 feet of the data receiver chip U2,9 feet ground connection;
15 feet, 23 feet of the data receiver chip U2 are connected with OLED display screen respectively;
20 feet, 21 feet, 22 feet of the data receiver chip U2 are connected with RS485 conversion module respectively.
4. low energy consumption agricultural environment information wireless acquisition system according to claim 3, it is characterised in that: the collector The chip that power module (11) uses is voltage-stablizer U3, boost converter U4, boost converter U5, the collector power module (11) circuit structure are as follows:
1 foot of the voltage-stablizer U3 is simultaneously grounded after connecing 2 feet;
3 feet of the voltage-stablizer U3 and 4 feet for meeting voltage-stablizer U3, the anode of capacitor CT1, after the source electrode of metal-oxide-semiconductor Q1 with 3.7V electricity Source output terminal is connected;
It is connected after the drain electrode concatenation fuse F1 and switch SS1 of the metal-oxide-semiconductor Q1 with power input VCC;
5 feet of the voltage-stablizer U3 successively and connect after the anode of 6 feet of voltage-stablizer U3,7 feet, one end of resistance R4, capacitor CT2 with 3.3V power output end is connected;
8 feet of the voltage-stablizer U3 and the other end of resistance R4;
The cathode of the capacitor CT2 is connected with one end of resistance R5, the cathode of the other end shunt-wound capacitance CT1 of the resistance R5, It is grounded behind one end of resistance R0, the other end of the resistance R0 is connected with the grid of metal-oxide-semiconductor Q1;
5 feet of the boost converter U4 and the one end for meeting inductance L1, one end of resistance R6, after the anode of capacitor CT3 with metal-oxide-semiconductor The drain electrode of Q2 is connected;
It is connected behind the grid of the metal-oxide-semiconductor Q2 and one end of connecting resistance R19 with one end of resistance R20, the source electrode of the metal-oxide-semiconductor Q2 And it is connected after the other end of connecting resistance R20 with 3.7V power input;
4 feet of the boost converter U4 are connected with the other end of resistance R6;
One end of 3 feet of the boost converter U4 and connecting resistance R7 is connected behind one end of resistance R9 with one end of capacitor CC1;
1 foot of the boost converter U4 is simultaneously connected after connecing the other end of inductance L1 with the anode of diode DS2, the diode One end of the cathode of DS2 and connecting resistance R7, the other end of capacitor CC1 are connected after the anode of capacitor CT4 with 5V power output end; The other end of the resistance R7 is connected with the other end of resistance R8;
The cathode of the 2 foot shunt-wound capacitance CT3 of the boost converter U4, the cathode of the other end of resistance R9, capacitor CT4 are followed by Ground;
5 feet of the boost converter U5 and the one end for meeting inductance L2 are connected behind one end of resistance R10 with the anode of capacitor CT5;
4 feet of the boost converter U5 are connected with the other end of resistance R10;
One end of 3 feet of the boost converter U5 and connecting resistance R12, one end phase behind one end of resistance R13 with capacitor CC2 Even;
1 foot of the boost converter U5 is simultaneously connected after connecing the other end of inductance L2 with the anode of diode DS3, the diode One end of the cathode of DS3 and connecting resistance R11, one end of capacitor CC2 are connected after the anode of capacitor CT6 with 12V power output end; The other end of the resistance R11 is connected with the other end of resistance R12;
The cathode of the 2 foot shunt-wound capacitance CT5 of the boost converter U5, the cathode of the other end of resistance R13, capacitor CT6 are followed by Ground.
5. low energy consumption agricultural environment information wireless acquisition system according to claim 4, it is characterised in that: the receiver The chip that power module (14) uses is voltage-stablizer U6, voltage-stablizer U7, the circuit structure of the receiver power supply module (14) are as follows:
One end of the 1 foot shunt-wound capacitance C12 of the voltage-stablizer U6, the anode of capacitor CT11, after the cathode of diode DS11 with 24V Power output end be connected, the diode DS11 anode concatenation fuse F2 and switch SS2 after with 24V power input phase Even;
4 feet of the voltage-stablizer U6 and the one end for meeting inductance L11, the anode of capacitor CC13, one end of capacitor C14, diode It is connected after the cathode of DS13 with 3 feet of voltage-stablizer U7;
2 feet of the voltage-stablizer U6 are simultaneously connected after connecing the other end of inductance L11 with the cathode of diode DS12;
2 feet of the voltage-stablizer U7 and the anode for meeting diode DS13, the anode of capacitor CC15, behind one end of capacitor C16 with 3.3V power output end is connected;
The other end of 1 foot of the voltage-stablizer U7 successively shunt-wound capacitance C16, the cathode of capacitor CC15, the other end of capacitor C14, The cathode of capacitor CC13, the anode of diode DS12,3 feet of voltage-stablizer U6,5 feet of voltage-stablizer U6, the other end of capacitor C12, It is grounded after the cathode of capacitor CT11.
6. low energy consumption agricultural environment information wireless acquisition system according to claim 5, it is characterised in that: the data are adopted Collect the model CC2530F256 of transmission chip U1 and data receiver chip U2;
The model TPS7333 of the voltage-stablizer U3;
The model LM2733 of described boost converter U4, U5;
The model LM2576 of the voltage-stablizer U6;
The model AMS1117 of the voltage-stablizer U7;
The chip model that the data communication module (13) uses is W5500;
The sensor identification module (10) is specially five SMD switches.
CN201910290095.8A 2019-04-11 2019-04-11 Low energy consumption agricultural environment information wireless acquisition system Pending CN109903547A (en)

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