CN202523197U - Greenhouse environment information wireless data acquisition device - Google Patents
Greenhouse environment information wireless data acquisition device Download PDFInfo
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- CN202523197U CN202523197U CN201220001219XU CN201220001219U CN202523197U CN 202523197 U CN202523197 U CN 202523197U CN 201220001219X U CN201220001219X U CN 201220001219XU CN 201220001219 U CN201220001219 U CN 201220001219U CN 202523197 U CN202523197 U CN 202523197U
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Abstract
The utility model relates to a greenhouse environment information wireless data acquisition device which belongs to the field of greenhouse data acquisition. The greenhouse environment information wireless data acquisition device comprises a microprocessor, a sensor interface circuit, a signal amplifying circuit, a coding circuit, a wireless communication module, a liquid crystal display module and a power module, wherein the sensor interface circuit is connected with an input port of the microprocessor, an output port of the microprocessor is connected with the liquid crystal display module, the coding circuit is connected with the input port of the microprocessor, and is used for coding the address of the acquisition device and a sensor which is connected with the acquisition device, and the power module supplies power for the sensor interface circuit, the microprocessor and the liquid crystal display module. The greenhouse environment information wireless data acquisition device has a simple structure, and can be used in various greenhouses through the flexible combination and stronger universality of the acquisition device, so the cost of the greenhouse data acquisition device is greatly lowered, and the data acquisition device is easily and better used to support most domestic small greenhouses.
Description
Technical field
The utility model relates to a kind of greenhouse information wireless data collector, belongs to the greenhouse data collecting field.
Background technology
The development trend of China's industrialized agriculture is to be developed to Comprehensive Control by low level management, to the nuisancelessization development of coenocorrelation control and cultivation management intellectuality, networking, optimizing network resource utilization and product.Wherein, coenocorrelation technology for information acquisition in greenhouse will play an important role in the greenhouse intelligent management.At present; The domestic greenhouse integrated degree of data acquisition system (DAS) is than higher; Being connected between harvester and the sensor groups fixed; The kind and the number of the sensor that harvester connects are very many, and the mostly complete sale of this acquisition system, are fit to be used in needs and gather in the greenhouse of various environmental parameters.And for the small-sized greenhouse of most domestic; The only a kind of amount in the need testing environment parameter or the variation of a few kinds of amounts; Perhaps just use certain season; Use existing acquisition system will cause the waste of resource, and in the greenhouse data acquisition system (DAS) sensor prices are rather stiff, general operator can't bear up the sky high cost that each warmhouse booth all is provided with this greenhouse data acquisition system (DAS).
The utility model content
The purpose of the utility model is to solve existing greenhouse data acquisition system (DAS) cost height, can't be applicable to various greenhouse flexibly, thereby propose a kind of greenhouse information wireless data collector.
The utility model proposes a kind of greenhouse information wireless data collector for solving the problems of the technologies described above; This harvester comprises sensor interface circuitry, microprocessor, coding circuit, LCD MODULE, wireless communication module and power module; Sensor interface circuitry links to each other with the input port of microprocessor; The output terminal of microprocessor links to each other with wireless communication module with LCD MODULE; Coding circuit links to each other with the input port of microprocessor, is used for being encoded with the address that is attached thereto sensor in the address of this harvester, and power module is that sensor interface circuitry, processor and LCD MODULE provide power supply.
Described coding circuit comprises one group of canopy toggle switch, one group of harvester toggle switch and one group of sensor sequence number toggle switch; The dial-up terminal of one side of every group of toggle switch links to each other with the output port of the corresponding quantity of output end of microprocessor; Be connected into behind the mutual short circuit of dial-up terminal of every group of toggle switch opposite side on the input port of processor, all be connected with pull-up resistor on each output port of the processor that links to each other with the toggle switch terminal.
Described sensor interface circuitry is used to connect multiple sensors, and analog sensor links to each other with the AD conversion mouth of microprocessor through this sensor interface circuitry, and digital sensors links to each other with the I/O of processor through this sensor interface circuitry.
Be provided with signal amplification circuit between the AD conversion mouth of described sensor interface circuitry and microprocessor; This signal amplification circuit comprises filtration module and amplification module, is used for the analog signals that is sent by sensor interface circuitry is carried out filtering and processing and amplifying.
Described wireless communication module is connected with the communication of microprocessor, is used for the information that the microprocessor acquisition process is crossed is sent to host computer through wireless mode.
Described wireless communication module is a zigbee RFDC module.
Described microprocessor adopts the STC12C5A60S2 single-chip microcomputer.
Described LCD MODULE is the LCD1602 LCD.
The utility model links to each other through required various sensors in microprocessor and sensor interface circuitry and the greenhouse; And utilize coding circuit to be encoded in the address of sensor, send to PC and handle gathering sequence number in the data of the sensor that collects and place canopy thereof number, the canopy through wireless communication module at last.The utility model can only link to each other with required sensor according to the greenhouse needs, can apply in a flexible way in various small-sized greenhouses.
Description of drawings
Fig. 1 is the hardware block diagram of a kind of greenhouse information wireless data collector of the utility model.
Embodiment
Further specify below in conjunction with the embodiment of accompanying drawing the utility model.
As shown in Figure 1, a kind of greenhouse information wireless data collector of the utility model comprises: microprocessor, sensor interface circuitry, signal amplification circuit, coding circuit, wireless communication module, LCD MODULE and power module.Said microprocessor is a low price STC12C5A60S2 single-chip microcomputer; Integrated 10 8 road AD converters; Possess serial device interfaces, house dog and function of keeping secret, satisfy greenhouse general environment parameter measurement, 6 road I/O mouths that wherein have the AD translation function are used for the converting analogue transducing signal; Wherein second serial is used to support the sensor of two standard serial port communications; Wherein one group of common I/O is used to connect the sensor with I2C or SPI digital communication signal, and wherein first serial is used for communicating by letter with wireless communication module, and other I/0 are used to connect LCDs and alternate function key; Signal amplification circuit zooms into the volt magnitude voltage signals with the millivolt magnitude voltage signals through filtering and two-stage amplifying circuit; But amplifier is selected the operational amplifier LM358 of binary channels input single power supply, low-power consumption for use; MA level current signal connects a precision resistance between delivery outlet and ground; Make it output and become the volt magnitude voltage signals, the test amplifying circuit is provided with the signal voltage dividing potential drop adjustable resistance after enlargement factor adjusting and the amplification, cooperates the liquid crystal display prompting to realize the adjusting of transducer range; Coding circuit; Comprise one group of canopy toggle switch, one group of harvester toggle switch and one group of sensor sequence number toggle switch; The dial-up terminal of one side of every group of toggle switch links to each other with the output port of the corresponding quantity of output end of microprocessor; Be connected into behind the mutual short circuit of dial-up terminal of every group of toggle switch opposite side on the input port of processor, all be connected with exclusion on each output port of the processor that links to each other with the toggle switch terminal, select signal wire I/O mouth to put low one by one through the position; Read set sensor canopy number, sequence number and sensor kind coding successively, the expense of having practiced thrift microprocessor I/O; LCDs is the LCD1602 LCD, and its advantages of small volume is cheap, easy operating.
Its course of work is following: when the device of the utility model is placed on a certain position in the warmhouse booth, can obtain the requirement of the environmental parameter information at this place as required, choose several corresponding sensors; Like water level, carbon dioxide and illuminance etc., be installed on this greenhouse parameter data acquisition device through interface circuit, for analog sensor; Distinguish it earlier and be output as which kind of signal, choose the interface circuit input port according to its characteristic, this device provides the sensor signal input of 2 road volt levels, 2 road millivolt levels and 2 road milliampere levels; Behind the selected interface, with this interface for the sensor coding site at the bottom of, launch alternate function key simultaneously; And according to the operation indicating on the liquid crystal display, accomplish signal range and this signal and the multiplying power setting of surveyed between the parameter of analog sensor, will insert and then for interface circuit in; Match correspondent voltage power supply at last, for digital sensors, at first must be clear and definite why type digital communication protocol; Go up I/O according to device then and indicate prompting,, encode to sensor simultaneously through the link of each function I/O line of interface circuit completion; At this moment, can provide the sensor drive title on the liquid crystal display, choose for driver get final product; Select correct power voltage supply at last, number coding of the sensor canopy in the same warmhouse booth is identical, and SEQ.XFER must be different; Encoding through the greenhouse information data collecting device set and sensor thereof can not change, and the sensor parameters value through the auxiliary keyboard setting is stored among the EEPROM of 1KB of microprocessor, even system's power down or restart system because of interference causes house dog; This device initiation parameter can not lost, and does not influence the work of system.Analog sensor signal is sent into the AD conversion mouth of microprocessor after signal amplification circuit is handled filtering; Digital quantity directly leans on the driving of processor the inside to read; Microprocessor carries out the operation to each sensor according to the encoded radio of each sensor and the value through the subsidiary function key assignments.The sensor I/O interface that does not link; Processor does not award scanning; With efficient and the stability that the raising system carries out, the value that reads stores into one after treatment and comprises sensor type, number and corresponding value thereof, counts the tables of data of canopy that this device is distributed in number and SEQ.XFER simultaneously; Send to host node through wireless communication module, supply PC to read, handle and show.The PC upper computer software sends tables of data according to multiple arrangement, extracts canopy that sensor information and sensor belong to number, and can obtain the environmental ecology parameter of each warmhouse booth fast.
Claims (8)
1. greenhouse information wireless data collector; It is characterized in that: this harvester comprises sensor interface circuitry, microprocessor, coding circuit, LCD MODULE, wireless communication module and power module; Sensor interface circuitry links to each other with the input port of microprocessor; The output terminal of microprocessor links to each other with wireless communication module with LCD MODULE; Coding circuit links to each other with the input port of microprocessor, is used for being encoded with the address that is attached thereto sensor in the address of this harvester, and power module is that sensor interface circuitry, processor and LCD MODULE provide power supply.
2. greenhouse information wireless data collector according to claim 1; It is characterized in that: described coding circuit comprises one group of canopy toggle switch, one group of harvester toggle switch and one group of sensor sequence number toggle switch; The dial-up terminal of one side of every group of toggle switch links to each other with the output port of the corresponding quantity of output end of microprocessor; Be connected into behind the mutual short circuit of dial-up terminal of every group of toggle switch opposite side on the input port of processor, all be connected with pull-up resistor on each output port of the processor that links to each other with the toggle switch terminal.
3. greenhouse information wireless data collector according to claim 2; It is characterized in that: described sensor interface circuitry is used to connect multiple sensors; Analog sensor links to each other with the AD conversion mouth of microprocessor through this sensor interface circuitry, and digital sensors links to each other with the I/O of processor through this sensor interface circuitry.
4. want 3 to ask described greenhouse information wireless data collector according to right; It is characterized in that; Be provided with signal amplification circuit between the AD conversion mouth of described sensor interface circuitry and microprocessor; This signal amplification circuit comprises filtration module and amplification module, is used for the analog signals that is sent by sensor interface circuitry is carried out filtering and processing and amplifying.
5. according to claim 1,2 or 3 described greenhouse information wireless data collectors; It is characterized in that: described wireless communication module is connected with the microprocessor communication, is used for the information that the microprocessor acquisition process is crossed is sent to host computer through wireless mode.
6. greenhouse information wireless data collector according to claim 5 is characterized in that: described wireless communication module is a zigbee RFDC module.
7. according to claim 2 or 3 described greenhouse information wireless data collectors, it is characterized in that: described microprocessor adopts the STC12C5A60S2 single-chip microcomputer.
8. according to claim 1,2 or 3 described greenhouse information wireless data collectors, it is characterized in that: described LCD MODULE is the LCD1602 LCD.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220001219XU CN202523197U (en) | 2012-01-04 | 2012-01-04 | Greenhouse environment information wireless data acquisition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220001219XU CN202523197U (en) | 2012-01-04 | 2012-01-04 | Greenhouse environment information wireless data acquisition device |
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| Publication Number | Publication Date |
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| CN202523197U true CN202523197U (en) | 2012-11-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220001219XU Expired - Fee Related CN202523197U (en) | 2012-01-04 | 2012-01-04 | Greenhouse environment information wireless data acquisition device |
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| CN (1) | CN202523197U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103592922A (en) * | 2013-11-21 | 2014-02-19 | 江西省农业科学院农业经济与信息研究所 | Greenhouse electric switch, detection device, method and greenhouse electrical apparatus control system |
| CN103777612A (en) * | 2014-01-27 | 2014-05-07 | 苏州科技学院 | Agriculture greenhouse environment monitoring system and method based on Zigbee |
| CN107450418A (en) * | 2017-09-26 | 2017-12-08 | 深圳零智创新科技有限公司 | A kind of digital humiture atmospheric pressure monitoring system |
| CN109419074A (en) * | 2017-08-30 | 2019-03-05 | 周煜然 | Bicycle navigation gloves with illumination functions |
-
2012
- 2012-01-04 CN CN201220001219XU patent/CN202523197U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103592922A (en) * | 2013-11-21 | 2014-02-19 | 江西省农业科学院农业经济与信息研究所 | Greenhouse electric switch, detection device, method and greenhouse electrical apparatus control system |
| CN103592922B (en) * | 2013-11-21 | 2015-12-09 | 江西省农业科学院农业经济与信息研究所 | Greenhouse electric switch, pick-up unit |
| CN103777612A (en) * | 2014-01-27 | 2014-05-07 | 苏州科技学院 | Agriculture greenhouse environment monitoring system and method based on Zigbee |
| CN109419074A (en) * | 2017-08-30 | 2019-03-05 | 周煜然 | Bicycle navigation gloves with illumination functions |
| CN107450418A (en) * | 2017-09-26 | 2017-12-08 | 深圳零智创新科技有限公司 | A kind of digital humiture atmospheric pressure monitoring system |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121107 Termination date: 20130104 |