CN202661104U - Humiture detection device of vegetable greenhouse - Google Patents
Humiture detection device of vegetable greenhouse Download PDFInfo
- Publication number
- CN202661104U CN202661104U CN 201220192032 CN201220192032U CN202661104U CN 202661104 U CN202661104 U CN 202661104U CN 201220192032 CN201220192032 CN 201220192032 CN 201220192032 U CN201220192032 U CN 201220192032U CN 202661104 U CN202661104 U CN 202661104U
- Authority
- CN
- China
- Prior art keywords
- temperature
- circuit
- humidity
- signal
- change
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The utility model discloses a humiture detection device of a vegetable greenhouse, which at least comprises a processing unit, a temperature detection circuit, a humidity detection circuit, A/D converting circuits, an alarm circuit, a display circuit and a humiture adjusting module. The device comprises at least one temperature detection circuit and at least one humidity detection circuit; and the multiple temperature detection circuits and the multiple humidity detection circuits are connected with lines of the A/D converting circuits via multipath switches. The humiture detection device realizes automatic humiture detection, displays values, and can carry out over-limit alarm; thus, the humiture detection device is convenient in usage and accurate in measurement.
Description
Technical field
The utility model relates to a kind of temperature-humidity detecting device, relates in particular to a kind of green house of vegetables temperature-humidity detecting device.
Background technology
In the green house of vegetables planting technology, humiture is to weigh two important indicators of warmhouse booth, it directly has influence on growth and the output of raise crop, the growth of plant is all carried out in certain environment, it is subject to the impact of various factors in the environment in growth course, what wherein plant growth is had the greatest impact is temperature and humidity in the environment.Round the clock temperature and humidity changes greatly in the environment, makes the growth of its suitable plant, improves its output and quality.But the method for testing of traditional artificial temperature humidity wastes time and energy, and efficient is low, and temperature and the humidity error of test are large, and randomness is large.
The utility model content
For the problems referred to above, the purpose of this utility model is to provide a kind of green house of vegetables temperature-humidity detecting device, can realize the automatic warm Humidity Detection, but and logarithm value show, but overload alarm also.
For achieving the above object, a kind of green house of vegetables temperature-humidity detecting device described in the utility model comprises processing unit, temperature sensing circuit, humidity measuring circuit, A/D change-over circuit, warning circuit, display circuit and humiture adjusting module, wherein at least;
Temperature sensing circuit detects and temperature signal is sent to the A/D change-over circuit the temperature of environment to be measured;
Humidity measuring circuit detects and moisture signal is sent to the A/D change-over circuit the humidity of environment to be measured;
The A/D change-over circuit is converted to temperature digital signal and humidity digital signal with temperature signal and the moisture signal that receives, and passes the signal to processing unit;
Processing unit sends steering order according to the comparative result of the temperature digital signal that receives and humidity digital signal and preset temperature value scope and default humidity value scope;
Display circuit shows temperature value and the humidity value that detects in real time;
Warning circuit, the steering order that the reception ﹠ disposal unit sends gives the alarm.
Preferably, described device comprises at least one temperature sensing circuit and at least one humidity measuring circuit, and described a plurality of temperature sensing circuits and a plurality of humidity measuring circuit are all by multi-way switch and A/D change-over circuit connection.
Preferably, adopt thermal resistance temperature sensor or analog temperature sensor in the described temperature sensing circuit.
Preferably, adopt moisture sensor in the described humidity measuring circuit.
The beneficial effects of the utility model are:
The utility model can be realized the automatic warm Humidity Detection, but and logarithm value show, but overload alarm also is a kind of easy to use and measure accurately temperature-humidity detecting device.
Description of drawings
Fig. 1 is the structured flowchart of the described green house of vegetables temperature-humidity detecting device of the utility model embodiment.
Embodiment
Below in conjunction with Figure of description the utility model is further described.
As shown in Figure 1, the described a kind of green house of vegetables temperature-humidity detecting device of the utility model embodiment, at least comprise processing unit 1, temperature sensing circuit 2, humidity measuring circuit 3, A/D change-over circuit 4, warning circuit 5, display circuit 6 and humiture adjusting module 7, wherein;
Temperature sensing circuit detects and temperature signal is sent to the A/D change-over circuit the temperature of environment to be measured, wherein, adopts thermal resistance temperature sensor or analog temperature sensor in the described temperature sensing circuit.
Humidity measuring circuit detects and moisture signal is sent to the A/D change-over circuit the humidity of environment to be measured, wherein, adopts moisture sensor in the described humidity measuring circuit.
The A/D change-over circuit is converted to temperature digital signal and humidity digital signal with temperature signal and the moisture signal that receives, and passes the signal to processing unit;
Processing unit sends steering order according to the comparative result of the temperature digital signal that receives and humidity digital signal and preset temperature value scope and default humidity value scope;
Display circuit shows temperature value and the humidity value that detects in real time;
Warning circuit, the steering order that the reception ﹠ disposal unit sends gives the alarm.
Described device comprises at least one temperature sensing circuit and at least one humidity measuring circuit, and described a plurality of temperature sensing circuits and a plurality of humidity measuring circuit are all by multi-way switch and A/D change-over circuit connection.Described multi-way switch adopts the CD4051 multi-way switch, and it is monolithic, COMS, 8 channel switchs.This chip is by the DTL/TTL-COMS level translator, select the input of 1 code translator with 8,8 COMS analog switch TG that add respectively control form, so just, can detect the input of multi way temperature and moisture signal, again the analog quantity that detects is input to single-chip microcomputer through the A/D change-over circuit and process.
More than; it only is preferred embodiment of the present utility model; but protection domain of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement all should be encompassed within the protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain that claim was defined.
Claims (4)
1. a green house of vegetables temperature-humidity detecting device is characterized in that, comprises at least processing unit, temperature sensing circuit, humidity measuring circuit, A/D change-over circuit, warning circuit, display circuit and humiture adjusting module, wherein;
Temperature sensing circuit detects and temperature signal is sent to the A/D change-over circuit the temperature of environment to be measured;
Humidity measuring circuit detects and moisture signal is sent to the A/D change-over circuit the humidity of environment to be measured;
The A/D change-over circuit is converted to temperature digital signal and humidity digital signal with temperature signal and the moisture signal that receives, and passes the signal to processing unit;
Processing unit sends steering order according to the comparative result of the temperature digital signal that receives and humidity digital signal and preset temperature value scope and default humidity value scope;
Display circuit shows temperature value and the humidity value that detects in real time;
Warning circuit, the steering order that the reception ﹠ disposal unit sends gives the alarm.
2. green house of vegetables temperature-humidity detecting device according to claim 1, it is characterized in that, described device comprises at least one temperature sensing circuit and at least one humidity measuring circuit, and described a plurality of temperature sensing circuits and a plurality of humidity measuring circuit are all by multi-way switch and A/D change-over circuit connection.
3. green house of vegetables temperature-humidity detecting device according to claim 1 is characterized in that, adopts thermal resistance temperature sensor or analog temperature sensor in the described temperature sensing circuit.
4. green house of vegetables temperature-humidity detecting device according to claim 1 is characterized in that, adopts moisture sensor in the described humidity measuring circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220192032 CN202661104U (en) | 2012-04-28 | 2012-04-28 | Humiture detection device of vegetable greenhouse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220192032 CN202661104U (en) | 2012-04-28 | 2012-04-28 | Humiture detection device of vegetable greenhouse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202661104U true CN202661104U (en) | 2013-01-09 |
Family
ID=47456007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220192032 Expired - Fee Related CN202661104U (en) | 2012-04-28 | 2012-04-28 | Humiture detection device of vegetable greenhouse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202661104U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103674111A (en) * | 2013-11-28 | 2014-03-26 | 湖州埭溪振华工贸有限公司 | Factory environment intelligent detection system |
| CN104020806A (en) * | 2014-06-20 | 2014-09-03 | 华南农业大学 | Temperature and humidity control system and method of fruit and vegetable fresh-keeping showcase |
| CN106352926A (en) * | 2016-09-27 | 2017-01-25 | 北海益生源农贸有限责任公司 | Crop production environment abnormity management alarm system |
-
2012
- 2012-04-28 CN CN 201220192032 patent/CN202661104U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103674111A (en) * | 2013-11-28 | 2014-03-26 | 湖州埭溪振华工贸有限公司 | Factory environment intelligent detection system |
| CN104020806A (en) * | 2014-06-20 | 2014-09-03 | 华南农业大学 | Temperature and humidity control system and method of fruit and vegetable fresh-keeping showcase |
| CN106352926A (en) * | 2016-09-27 | 2017-01-25 | 北海益生源农贸有限责任公司 | Crop production environment abnormity management alarm system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204064410U (en) | A kind of electronic scales based on resistance strain gage | |
| CN202661104U (en) | Humiture detection device of vegetable greenhouse | |
| CN202563668U (en) | Detection device for wireless sensor network nodes of agricultural greenhouses | |
| CN204669825U (en) | Based on the intelligent miniature rotovator accessory system of ARM | |
| CN201479691U (en) | Temperature-control and humidity-control system for regular sprinkler irrigation | |
| CN202974477U (en) | Temperature data acquisition device | |
| CN201277868Y (en) | On-line monitoring system for farmland growing environment | |
| CN203658382U (en) | Photoelectric rotation speed measurement instrument | |
| CN204128614U (en) | A kind of data collector for direct-reading gage | |
| CN104198035B (en) | There is the solar irradiance sensor of temperature compensation | |
| CN203385446U (en) | SHT11 based digital relative humidity and temperature detecting instrument for laboratories | |
| CN201795876U (en) | Digital thermometer | |
| CN204287285U (en) | Capture card measured by a kind of multimeter | |
| CN211178573U (en) | Height self-adjusting greenhouse crop growth environment monitoring device | |
| CN205049524U (en) | Water stress acoustic emission monitoring system | |
| CN204085687U (en) | There is the solar irradiance sensor of temperature compensation | |
| CN205691658U (en) | Based on STC89C52 Measuring Range Automatic Conversion Voltage Meter | |
| CN203551010U (en) | Factory environment intelligent detection system | |
| CN204115915U (en) | Network Based and self-tuning distributed satellite systems instrument | |
| CN102426178A (en) | Bridge type humidity indicator for seedling raising shed | |
| CN202404056U (en) | Humidity display for agricultural plastic greenhouse | |
| CN202793686U (en) | Digital pressure high-precision data collecting system | |
| CN202221421U (en) | Bridge type humidity indicator for seedling raising greenhouses | |
| CN203479420U (en) | Transformer multipath temperature monitoring system | |
| CN202975879U (en) | Laboratory temperature and humidity control device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130109 Termination date: 20130428 |