CN202720532U - Sweet cherry cultivation greenhouse environment factor measurement and control instrument - Google Patents
Sweet cherry cultivation greenhouse environment factor measurement and control instrument Download PDFInfo
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- CN202720532U CN202720532U CN 201220387629 CN201220387629U CN202720532U CN 202720532 U CN202720532 U CN 202720532U CN 201220387629 CN201220387629 CN 201220387629 CN 201220387629 U CN201220387629 U CN 201220387629U CN 202720532 U CN202720532 U CN 202720532U
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Abstract
The utility model discloses a sweet cherry cultivation greenhouse environment factor measurement and control instrument and relates to the measurement and control instrument used in agriculture greenhouse cultivation. The instrument comprises a power supply conversion unit, a signal conversion unit, a signal processing unit, a signal amplification unit, a monitoring value and setting value display unit, an intelligent processing unit, a data storage unit, a control unit and an execution unit. The instrument of the utility model carries out multi-point remote measurement on a temperature and a humidity in a sweet cherry cultivation greenhouse so that dynamic regulation and control with high precision and a wide range to a temperature field and a humidity field which are formed because of different heights and different positions is realized. High and stable yields of the sweet cherry cultivation greenhouse are realized and an economic benefit is remarkable.
Description
Technical field
The utility model relates to agricultural greenhouse cultivation measure and control instrument, specifically a kind of sweet cherry cultivation greenhouse-environment factor measurement and control instrument.
Background technology
Utilize the cultivation booth to produce sweet cherry; can make the sweet cherry fruit ripen in advance; annual per-capita income is than increasing by 5～10 times with the production of area open country; because remarkable in economical benefits; the sweet cherry cultivation booth of large quantities of various ways had appearred in domestic cherry producing region in recent years; but be subjected to technical merit; economic base; the restriction of the conditions such as protection ground cultivation experience; many problems have also appearred; particularly to main environment factor temperature in the booth; the monitoring of humidity; still generally continue to use traditional mercury slug; the merbromin post; kerosene post glass bar temperature; hygrometer and mechanical induction type temperature; hygrometer; and take its detected value as the regulation and control foundation; because above-mentioned traditional instrument reaction velocity is slow; function falls behind; to diverse location in the booth; differing heights; the temperature that different time forms; humidity difference; be difficult to accurately monitoring; especially at night and sleety weather; need frequent turnover booth; although labour intensity is very large; but also can't accurately monitor temperature in the canopy; humidity value; low temperature below 5 ℃ exist to appear and the risk of high temperature more than 30 ℃; and the sweet cherry of producing in the booth; belong to the anti-season fruit; the florescence to low temperature below 5 ℃; responsive especially to high temperature more than 30 ℃ in the maturity stage; in case occur; will cause the degradation of output and quality, even cause local total crop failure.
Summary of the invention
For solving the technical matters of above-mentioned existence, the utility model provides a kind of sweet cherry cultivation greenhouse-environment factor measurement and control instrument, temperature, humidity in the sweet cherry cultivation booth are carried out multiple point remote measurement, realized the temperature field that forms owing to differing heights, diverse location, the high precision wide range dynamic regulation of moisture field, realize the high and stable yields of sweet cherry cultivation booth, remarkable in economical benefits.
For achieving the above object, the technical solution adopted in the utility model is as follows:
A kind of sweet cherry cultivation greenhouse-environment factor measurement and control instrument, include power conversion unit, signal conversion unit, signal processing unit, signal amplification unit, monitor value setting value display unit, the intelligent processing method unit, data storage cell, control module and performance element, described power conversion unit converts electric network source to the special signal conversion electric power of reference source 2.5V, the special signal of 5V amplify power supply and ± the low pressure common source of 5V, the low pressure common source of described ± 5V is described signal processing unit, monitor value setting value display unit, the intelligent processing method unit, data storage cell, control module provides power supply, described signal conversion unit includes temperature sensor, humidity sensor and signaling conversion circuit, described temperature sensor and humidity sensor are arranged in the cultivation booth, with the temperature in the booth, moisture signal input signal change-over circuit, the output signal input signal processing unit of described signaling conversion circuit, described signal processing unit output signal input signal amplifying unit after treatment, be divided into three the tunnel through the output signal after amplifying, the first via is input to detected value setting value display unit, the second the tunnel is input to the intelligent processing method unit, be input to after treatment data storage cell, Third Road is input to control module, output signal is input to performance element again, described data storage cell has the computer general-purpose interface, in order to store data by Computer Processing, described control module includes multiple spot joint control circuit, sound light alarming circuit and switching signal, described multiple spot joint control circuit respectively with sound light alarming circuit, switching signal connects, described multiple spot joint control circuit is realized jointly controlling of the interior a plurality of humiture test points of booth, described switching signal is in order to control the switch of the performer in the performance element, described performer includes regulates the air channel, sunshade net, well heater, humidifier, heat-preservation cotton quilt, described signaling conversion circuit include integrated bandgap voltage reference G, 1.5 k Ω accurate wire-wound potentiometer R
w, calibration Pt100 platinum thermistor R
tWith three precision wire-wound resistor R
1, R
2, R
3, described integrated bandgap voltage reference G respectively with 1.5 k Ω accurate wire-wound potentiometer R
w, calibration Pt100 platinum thermistor R
t, accurate wire wound resistor R
3Connect described 1.5 k Ω accurate wire-wound potentiometer R
wTwo ends respectively with accurate wire wound resistor R
1With accurate wire wound resistor R
2Connect the platinum thermistor R of described calibration Pt100
tWith described accurate wire wound resistor R
1Connect and its node as signal output part, described accurate wire wound resistor R
2The other end and accurate wire wound resistor R
3The other end connect and its node as signal output part, the resistance of described three accurate wire wound resistors is respectively R
17.5 k Ω, R
27.5 k Ω, R
3100 Ω.
The utility model is installed in the outer duty room of sweet cherry cultivation booth, by temperature, humidity sensor is with the temperature of representative position in the booth, humidity and variable condition, be sent to the utility model in the duty room by signal cable, signal cable length can be in 0～500 meter Set arbitrarily, the operator on duty just can monitor temperature in the booth in duty room, humidity value, avoided frequent turnover booth to watch detected value, exceed claimed range such as detected value, can automatically send sound and light alarm, remind the operator on duty to regulate and control immediately, significantly reduced operator on duty's labour intensity; Adopt power converting circuit output 2.5v, 5v, three kinds of direct supplys of positive and negative 5v, for signal conversion unit and signal amplification unit provide special-purpose working power, for signal processing unit, monitor value setting value display unit, intelligent processing method unit, data storage cell and control module provide suitable shared working power, be combined with the signaling conversion circuit that the anti-temperature of antinoise is floated, successfully prevented the common mode interference that caused by mains fluctuations, extraneous noise signal, temperature drift, made monitor value reliable and stable; Can be connected with computing machine by interface, realize utilizing computing machine to the processing of its storage inside data, but also off-line working, volume is little, and cost is low, carries to place conveniently, practical, is easy to popularize; Show through sweet cherry cultivation booth production practical application, output and quality all are significantly increased, and compare with the similar booth that does not use this device, and per mu yield increases by 20 ﹪, and the high quality fruit rate increases by 17 ﹪.
Description of drawings
Fig. 1 is structural principle schematic diagram of the present utility model;
Fig. 2 is the principle schematic of the utility model signaling conversion circuit.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in detail:
As shown in Figure 1, the utility model includes power conversion unit, signal conversion unit, signal processing unit, signal amplification unit, monitor value setting value display unit, intelligent processing method unit, data storage cell, control module and performance element.
The special signal that described power conversion unit converts electric network source to special signal conversion electric power, the 5V of reference source 2.5V amplify power supply and ± the low pressure common source of 5V, the low pressure common source of described ± 5V provides power supply for described signal processing unit, monitor value setting value display unit, intelligent processing method unit, data storage cell, control module.Electricity consumption in performance element and the sweet cherry cultivation booth directly uses electric network source to get final product.
Described signal conversion unit includes temperature sensor, humidity sensor and signaling conversion circuit, described temperature sensor and humidity sensor are arranged in the cultivation booth, with the temperature signal in the booth, the input signal change-over circuits such as moisture signal and ground temperature signal, the output signal input signal processing unit of described signaling conversion circuit, described signal processing unit is through filtering, output signal input signal amplifying unit after shaping etc. are processed, signal amplification circuit carries out antinoise, anti-temperature is floated and linearizing processing, be divided into three the tunnel through the output signal after amplifying, the first via is input to detected value setting value display unit, carry out temperature, the data of humidity show and upper lower limit value is set, the second the tunnel is input to the intelligent processing method unit, carry out the A/D conversion, data are processed, the intelligent processing methods such as signal output, be input to the data-storing unit after the processing, Third Road is input to control module, output signal is input to performance element again, described data-storing unit has the microcomputer universal interface, in order to store data by MICROCOMPUTER PROCESSING, convert the valid data in the data-carrier store to curve map, the diversified expression-form such as data form and disposal route also can utilize internet function to show at a distance, print and transmission.Signaling conversion circuit is the most easily to be subject to the disturbing factors such as temperature drift and voltage fluctuation in the device to affect and the element circuit of generation measuring error, and the conversion accuracy of this circuit and stability are to guaranteeing that observing and controlling precision of the present invention has key effect.
As shown in Figure 2, described signaling conversion circuit includes the integrated bandgap voltage reference G of LM1403AN type, HP-16 type 1.5 k Ω accurate wire-wound potentiometer R
w, WZP type calibration Pt100 platinum thermistor R
tWith three RX710-A type precision wire-wound resistor R
1, R
2, R
3, the integrated bandgap voltage reference input of described LM1403AN type 5V DC voltage, output 2.5V reference voltage itself has anti-temperature and floats the antinoise function, described HP-16 type 1.5 k Ω accurate wire-wound potentiometer R
wTemperature coefficient ± 0.002%/℃, described RX710-A type precision wire-wound resistor R
1, R
2, R
3Resistance be respectively 7.5 k Ω, 7.5 k Ω, 100 Ω, temperature coefficient all is ± 0.0005%/℃.
Described integrated bandgap voltage reference G respectively with 1.5 k Ω accurate wire-wound potentiometer R
w, calibration Pt100 platinum thermistor R
t, accurate wire wound resistor R
3Connect described 1.5 k Ω accurate wire-wound potentiometer R
wTwo ends respectively with accurate wire wound resistor R
1With accurate wire wound resistor R
2Connect the platinum thermistor R of described calibration Pt100
tWith described accurate wire wound resistor R
1Connect and its node as signal output part, described accurate wire wound resistor R
2The other end and accurate wire wound resistor R
3The other end connect and its node as signal output part.Adopt above-mentioned specific circuit component and circuit connecting relation, the interference that can effectively prevent temperature drift and voltage fluctuation to cause.
Described control module includes multiple spot joint control circuit, sound light alarming circuit and switching signal, described multiple spot joint control circuit respectively with sound light alarming circuit, switching signal connects, described multiple spot joint control circuit is realized jointly controlling of the interior a plurality of humiture test points of booth, described switching signal is in order to control the switch of the performer in the performance element, described performer includes regulates the air channel, sunshade net, well heater, humidifier, the heat-preservation cotton quilt, to the canopy temperature field, a plurality of monitoring points of moisture field jointly control, can accept the multiple spot temperature from signal amplification unit, moisture signal, the temperature of any point wherein, the moisture signal value exceeds claimed range, all can send immediately sound and light alarm.
The utility model in use, place it in the duty room of booth outside, signal conversion unit utilizes temperature, humidity sensor, temperature, humidity and the variable signal of Test Field are transformed into electric signal by signaling conversion circuit, this electric signal is transported to signal processing unit, behind filter shape, flow to signal amplification unit, after linearity is amplified, be divided into three the road and be transported to simultaneously three unit, the first via is transported to detected value setting value display circuit, the temperature at direct digital display scene, humidity value.The second the tunnel is transported to the intelligent processing method unit after analog to digital conversion and computing, be transported to data storage cell, this unit is transported to computing machine with the valid data of accumulation by the computer general-purpose interface, utilize flexibly software function of computing machine, valid data are converted to the multiple expression-forms such as curve, chart, be conducive to the interior humiture envirment factor of accurate analysis booth to the rule that affects of sweet cherry output and quality, Dynamic High-accuracy is regulated and control its transformation range, also can utilize the internet to show at a distance, print, transmit.Third Road is transported to control module, promote multiple spot joint control audible-visual annunciator and send when needed warning, promote simultaneously output switch control signal to performance element, the duty of air channel, sunshade net, well heater, humidifier, heat-preservation cotton quilt is regulated in this unit according to the switch controlling signal that receives, temperature, humidity in the sweet cherry cultivation booth is dynamically remained on respectively in 5～30 ℃ and 55～75 ﹪ RH claimed ranges all the time.
Certainly; above-mentioned explanation is not to be to restriction of the present utility model; the utility model also is not limited in above-mentioned giving an example, and the variation that those skilled in the art make in essential scope of the present utility model, remodeling, interpolation or replacement also should belong to protection domain of the present utility model.
Claims (1)
1. a sweet cherry is cultivated greenhouse-environment factor measurement and control instrument, it is characterized in that, include power conversion unit, signal conversion unit, signal processing unit, signal amplification unit, monitor value setting value display unit, the intelligent processing method unit, data storage cell, control module and performance element, described power conversion unit converts electric network source to the special signal conversion electric power of reference source 2.5V, the special signal of 5V amplify power supply and ± the low pressure common source of 5V, the low pressure common source of described ± 5V is described signal processing unit, monitor value setting value display unit, the intelligent processing method unit, data storage cell, control module provides power supply, described signal conversion unit includes temperature sensor, humidity sensor and signaling conversion circuit, described temperature sensor and humidity sensor are arranged in the cultivation booth, with the temperature in the booth, moisture signal input signal change-over circuit, the output signal input signal processing unit of described signaling conversion circuit, described signal processing unit output signal input signal amplifying unit after treatment, be divided into three the tunnel through the output signal after amplifying, the first via is input to detected value setting value display unit, the second the tunnel is input to the intelligent processing method unit, be input to after treatment data storage cell, Third Road is input to control module, output signal is input to performance element again, described data storage cell has the computer general-purpose interface, in order to store data by Computer Processing, described control module includes multiple spot joint control circuit, sound light alarming circuit and switching signal, described multiple spot joint control circuit respectively with sound light alarming circuit, switching signal connects, described multiple spot joint control circuit is realized jointly controlling of the interior a plurality of humiture test points of booth, described switching signal is in order to control the switch of the performer in the performance element, described performer includes regulates the air channel, sunshade net, well heater, humidifier, heat-preservation cotton quilt, described signaling conversion circuit include integrated bandgap voltage reference G, 1.5 k Ω accurate wire-wound potentiometer R
w, calibration Pt100 platinum thermistor R
tWith three precision wire-wound resistor R
1, R
2, R
3, described integrated bandgap voltage reference G respectively with 1.5 k Ω accurate wire-wound potentiometer R
w, calibration Pt100 platinum thermistor R
t, accurate wire wound resistor R
3Connect described 1.5 k Ω accurate wire-wound potentiometer R
wTwo ends respectively with accurate wire wound resistor R
1With accurate wire wound resistor R
2Connect the platinum thermistor R of described calibration Pt100
tWith described accurate wire wound resistor R
1Connect and its node as signal output part, described accurate wire wound resistor R
2The other end and accurate wire wound resistor R
3The other end connect and its node as signal output part, the resistance of described three accurate wire wound resistors is respectively R
17.5 k Ω, R
27.5 k Ω, R
3100 Ω.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220387629 CN202720532U (en) | 2012-08-07 | 2012-08-07 | Sweet cherry cultivation greenhouse environment factor measurement and control instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220387629 CN202720532U (en) | 2012-08-07 | 2012-08-07 | Sweet cherry cultivation greenhouse environment factor measurement and control instrument |
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| Publication Number | Publication Date |
|---|---|
| CN202720532U true CN202720532U (en) | 2013-02-06 |
Family
ID=47622350
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220387629 Expired - Lifetime CN202720532U (en) | 2012-08-07 | 2012-08-07 | Sweet cherry cultivation greenhouse environment factor measurement and control instrument |
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| Country | Link |
|---|---|
| CN (1) | CN202720532U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102778881A (en) * | 2012-08-07 | 2012-11-14 | 山东省果树研究所 | Temperature and humidity monitoring and recording integrated device for sweet cherry culturing greenhouse |
| CN103176491A (en) * | 2013-03-13 | 2013-06-26 | 山东省果树研究所 | Automatic detecting, selecting and recording display system of cooling capacity required in facility cultivation of sweet cherry |
| CN105242724A (en) * | 2015-10-22 | 2016-01-13 | 王能杰 | GSM short message remote-adjustable and controllable agricultural planting environment intelligent adjustment apparatus |
| CN110989740A (en) * | 2019-11-25 | 2020-04-10 | 西安思后网络科技有限公司 | Control system of cultivation apparatus |
-
2012
- 2012-08-07 CN CN 201220387629 patent/CN202720532U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102778881A (en) * | 2012-08-07 | 2012-11-14 | 山东省果树研究所 | Temperature and humidity monitoring and recording integrated device for sweet cherry culturing greenhouse |
| CN103176491A (en) * | 2013-03-13 | 2013-06-26 | 山东省果树研究所 | Automatic detecting, selecting and recording display system of cooling capacity required in facility cultivation of sweet cherry |
| CN103176491B (en) * | 2013-03-13 | 2015-05-27 | 山东省果树研究所 | Automatic detecting, selecting and recording display system of cooling capacity required in facility cultivation of sweet cherry |
| CN105242724A (en) * | 2015-10-22 | 2016-01-13 | 王能杰 | GSM short message remote-adjustable and controllable agricultural planting environment intelligent adjustment apparatus |
| CN110989740A (en) * | 2019-11-25 | 2020-04-10 | 西安思后网络科技有限公司 | Control system of cultivation apparatus |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130206 |