CN202748050U - Temperature and humidity sensor - Google Patents
Temperature and humidity sensor Download PDFInfo
- Publication number
- CN202748050U CN202748050U CN 201220211221 CN201220211221U CN202748050U CN 202748050 U CN202748050 U CN 202748050U CN 201220211221 CN201220211221 CN 201220211221 CN 201220211221 U CN201220211221 U CN 201220211221U CN 202748050 U CN202748050 U CN 202748050U
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- temperature humidity
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Abstract
The utility model provides a temperature and humidity sensor which has the advantages of simple structure, small size, wide measurement range and capacity of wireless communication. The temperature and humidity sensor comprises a detection unit for measuring the temperature and humidity of the environment and converting a measured value into a voltage signal so as to send the signal to a control and process unit; the control and process unit for receiving the voltage signal of the detection unit, converting the voltage signal into a digital signal for storing, and controlling a communication unit to output according to the requirements of the user; the communication unit for transmitting the signal from the control and process unit to a reception unit in a wireless way; and the reception unit for receiving the signal from the communication unit. The detection unit is a temperature and humidity sensor STH11. The control and process unit includes a single-chip microcomputer MSP430F4132, a liquid-crystal-screen display module, a button circuit module, a power supply management module and an alarm indication circuit and is connected to the communication unit by a serial communication interface. The reception unit is a irrigation controller, a computer or a mobile phone.
Description
Technical field
The utility model belongs to the temperature and humidity measurement field.
Background technology
The factors such as the Quality and yield of crop and temperature, humidity are closely related in agricultural irrigation and the warmhouse booth, and the elements such as temperature-humidity sensor of thermopair, thermistor and split are generally adopted in traditional temperature, moisture measurement.The Chinese patent of number of patent application 200920236078.8 discloses a kind of Intelligent temperature-humidity sensor, comprises humiture detection module, single-chip microcomputer, output module and communication module, reliably the measurement environment humiture.But this class component is subject to measurement field institute and environmental limit easily, impact owing to environment during long-term the use can make its hydraulic performance decline, need to make regular check on and change, and signal wire is when long Distance Transmission, mutually produce easily and disturb, and wire is difficult for laying, and has brought very large inconvenience to practical application.
Summary of the invention
The utility model provide a kind of simple in structure, but volume is little, the Temperature Humidity Sensor of the wide radio communication of measurement range.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of Temperature Humidity Sensor comprises following component units: probe unit, and be used for measures ambient temperature and humidity, and measured value is converted into voltage signal, be sent to controlled processing unit; Controlled processing unit is accepted the voltage signal of probe unit, is converted to digital signal and storage, and according to user's demand control communication unit output; Communication unit sends to receiving element with the signal of controlled processing unit by wireless mode; Receiving element, the signal of receiving communication unit.
Further, described probe unit is Temperature Humidity Sensor STH11.Further, the moisture measurement scope of described Temperature Humidity Sensor STH11 is 0--100%RH, and temperature measurement range is-40-120
oC.
Further, described controlled processing unit comprises single-chip microcomputer, liquid crystal display display module, key circuit module, power management module and warning indicating circuit, by serial communication interface, is connected to communication unit.Further, described single-chip microcomputer is MSP430F4132.Further, described warning indicating circuit is provided with upper temperature limit and lower limit.
Further, described communication module is provided with radio frequency integrated chip CC1101.
Further, described receiving element is irrigation controller, computing machine or mobile phone.
Compared with prior art, beneficial effect is:
1, the utility model structure is comparatively simple, and small product size is little, makes things convenient for field survey.
2, the utility model adopt communication with measurement feedback to user's receiving terminal, or even portable terminal, the suffered limitation of measurement range is less, the user can be in wider and farther distance use.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model preferred embodiment structural representation.
Embodiment
Can find out from Fig. 1, Fig. 2, Temperature Humidity Sensor is comprised of probe unit, controlled processing unit, communication unit and receiving element, wherein probe unit is that described probe unit is Temperature Humidity Sensor STH11, and the moisture measurement scope is 0--100%RH, and temperature measurement range is-40-120
oC; Controlled processing unit comprises single-chip microcomputer MSP430F4132, liquid crystal display display module, key circuit module, power management module and warning indicating circuit, by serial communication interface, is connected to communication unit; Communication unit sends to receiving element with the signal of controlled processing unit by wireless mode; Receiving element, the signal of receiving communication unit.Single-chip microcomputer reads humiture data value and the storage in the STH11, and in the liquid crystal screen display.Receiving element is irrigation controller, computing machine or mobile phone.Described warning indicating circuit is provided with upper temperature limit and lower limit, and when the humiture value surpassed the bound scope of setting, corresponding pilot lamp can be bright.Power supply can adopt 9V powered battery or power supply adaptor power supply.
Claims (7)
1. a Temperature Humidity Sensor is characterized in that, comprises following component units:
Probe unit is used for measures ambient temperature and humidity, and measured value is converted into voltage signal, is sent to controlled processing unit;
Controlled processing unit is accepted the voltage signal of probe unit, is converted to digital signal and storage, and according to user's demand control communication unit output;
Communication unit sends to receiving element with the signal of controlled processing unit by wireless mode;
Receiving element, the signal of receiving communication unit.
2. Temperature Humidity Sensor according to claim 1 is characterized in that, described probe unit is Temperature Humidity Sensor STH11.
3. Temperature Humidity Sensor according to claim 2 is characterized in that, the moisture measurement scope of described Temperature Humidity Sensor STH11 is 0--100%RH, and temperature measurement range is-40-120
oC.
4. Temperature Humidity Sensor according to claim 1, it is characterized in that, described controlled processing unit comprises single-chip microcomputer, liquid crystal display display module, key circuit module, power management module and warning indicating circuit, by serial communication interface, is connected to communication unit.
5. Temperature Humidity Sensor according to claim 4 is characterized in that, described single-chip microcomputer is MSP430F4132.
6. Temperature Humidity Sensor according to claim 1 is characterized in that, described communication module is provided with radio frequency integrated chip CC1101.
7. Temperature Humidity Sensor according to claim 1 is characterized in that, described receiving element is irrigation controller, computing machine or mobile phone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220211221 CN202748050U (en) | 2012-05-11 | 2012-05-11 | Temperature and humidity sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220211221 CN202748050U (en) | 2012-05-11 | 2012-05-11 | Temperature and humidity sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202748050U true CN202748050U (en) | 2013-02-20 |
Family
ID=47707428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220211221 Expired - Fee Related CN202748050U (en) | 2012-05-11 | 2012-05-11 | Temperature and humidity sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202748050U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103234577A (en) * | 2013-03-28 | 2013-08-07 | 李信 | Indoor humiture measuring system |
| CN103884386A (en) * | 2014-04-04 | 2014-06-25 | 南京理工大学 | Temperature and humidity transmitter |
| CN104117393A (en) * | 2013-04-25 | 2014-10-29 | 海尔集团公司 | Biological safety cabinet with self-monitoring function and control method thereof |
| CN105352548A (en) * | 2015-11-20 | 2016-02-24 | 南京工程学院 | Temperature and humidity measuring device and method |
| CN105806393A (en) * | 2014-12-31 | 2016-07-27 | 青岛中科软件股份有限公司 | Humiture sensor |
-
2012
- 2012-05-11 CN CN 201220211221 patent/CN202748050U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103234577A (en) * | 2013-03-28 | 2013-08-07 | 李信 | Indoor humiture measuring system |
| CN104117393A (en) * | 2013-04-25 | 2014-10-29 | 海尔集团公司 | Biological safety cabinet with self-monitoring function and control method thereof |
| CN104117393B (en) * | 2013-04-25 | 2016-06-22 | 海尔集团公司 | A kind of Biohazard Safety Equipment with self-monitoring function and control method thereof |
| CN103884386A (en) * | 2014-04-04 | 2014-06-25 | 南京理工大学 | Temperature and humidity transmitter |
| CN105806393A (en) * | 2014-12-31 | 2016-07-27 | 青岛中科软件股份有限公司 | Humiture sensor |
| CN105352548A (en) * | 2015-11-20 | 2016-02-24 | 南京工程学院 | Temperature and humidity measuring device and method |
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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 |
Granted publication date: 20130220 Termination date: 20150511 |
|
| EXPY | Termination of patent right or utility model |