CN202748050U - Temperature and humidity sensor - Google Patents
Temperature and humidity sensor Download PDFInfo
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- CN202748050U CN202748050U CN201220211221.XU CN201220211221U CN202748050U CN 202748050 U CN202748050 U CN 202748050U CN 201220211221 U CN201220211221 U CN 201220211221U CN 202748050 U CN202748050 U CN 202748050U
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- 238000004891 communication Methods 0.000 claims abstract description 25
- 238000001514 detection method Methods 0.000 claims abstract description 12
- 238000005259 measurement Methods 0.000 claims abstract description 11
- 230000002262 irrigation Effects 0.000 claims abstract description 5
- 238000003973 irrigation Methods 0.000 claims abstract description 5
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 3
- 238000009529 body temperature measurement Methods 0.000 claims description 3
- 239000000470 constituent Substances 0.000 claims 1
- 238000000034 method Methods 0.000 description 3
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Abstract
本实用新型提供一种结构简单、体积小、测量范围广、可无线通信的温湿度传感器，包括以下组成单元：探测单元，用于测量环境温度和湿度，并将测量值转化为电压信号，传送到控制处理单元；控制处理单元，接受探测单元的电压信号，转换为数字信号并存储，并根据用户的需求控制通信单元输出；通信单元，将控制处理单元的信号通过无线方式发送给接收单元；接收单元，接收通信单元的信号。所述探测单元为温湿度传感器STH11，所述控制处理单元包括单片机MSP430F4132、液晶屏显示模块、按键电路模块、电源管理模块和报警指示电路，通过串行通信接口，连接到通信单元。所述接收单元为灌溉控制器、计算机或者手机。
The utility model provides a temperature and humidity sensor with simple structure, small size, wide measurement range and wireless communication, which includes the following components: a detection unit, which is used to measure the ambient temperature and humidity, and convert the measured value into a voltage signal, and transmit to the control processing unit; the control processing unit receives the voltage signal of the detection unit, converts it into a digital signal and stores it, and controls the output of the communication unit according to the user's needs; the communication unit sends the signal of the control processing unit to the receiving unit through wireless; The receiving unit receives the signal of the communication unit. The detection unit is a temperature and humidity sensor STH11, and the control processing unit includes a single-chip microcomputer MSP430F4132, a liquid crystal display module, a key circuit module, a power management module and an alarm indication circuit, and is connected to the communication unit through a serial communication interface. The receiving unit is an irrigation controller, a computer or a mobile phone.
Description
技术领域 technical field
本实用新型属于温湿度测量领域。 The utility model belongs to the field of temperature and humidity measurement.
背景技术 Background technique
农业灌溉和温室大棚中作物的质量和产量与温度、湿度等因素密切相关, 传统的温度、湿度测量一般采用热电偶、热敏电阻以及分体的温度、湿度传感器等元件。专利申请号200920236078.8的中国专利公开了一种智能型温湿度传感器，包括温湿度检测模块、单片机、输出模块和通信模块，可以可靠地测量环境温湿度。但是此类元件容易受到测量场所以及环境的限制, 长期使用时由于环境的影响会使其性能下降, 需要定期检查与更换，而且信号线在长距离传输时, 相互容易产生干扰, 且导线不易铺设, 给实际应用带来了很大的不便。 The quality and yield of crops in agricultural irrigation and greenhouses are closely related to factors such as temperature and humidity. Traditional temperature and humidity measurements generally use thermocouples, thermistors, and separate temperature and humidity sensors. The Chinese patent application number 200920236078.8 discloses an intelligent temperature and humidity sensor, including a temperature and humidity detection module, a single-chip microcomputer, an output module and a communication module, which can reliably measure the ambient temperature and humidity. However, such components are easily restricted by the measurement site and the environment. The performance of the long-term use will be reduced due to the influence of the environment, and regular inspection and replacement are required. Moreover, when the signal lines are transmitted over long distances, they are prone to interfere with each other, and the wires are not easy to lay , which brings great inconvenience to the practical application.
发明内容 Contents of the invention
本实用新型提供一种结构简单、体积小、测量范围广、可无线通信的温湿度传感器。 The utility model provides a temperature and humidity sensor with simple structure, small volume, wide measurement range and wireless communication.
为解决上述技术问题，本实用新型采用的技术方案是：一种温湿度传感器，包括以下组成单元：探测单元，用于测量环境温度和湿度，并将测量值转化为电压信号，传送到控制处理单元；控制处理单元，接受探测单元的电压信号，转换为数字信号并存储，并根据用户的需求控制通信单元输出；通信单元，将控制处理单元的信号通过无线方式发送给接收单元；接收单元，接收通信单元的信号。 In order to solve the above technical problems, the technical solution adopted by the utility model is: a temperature and humidity sensor, including the following components: a detection unit, used to measure the ambient temperature and humidity, and convert the measured value into a voltage signal, which is sent to the control process unit; the control processing unit receives the voltage signal of the detection unit, converts it into a digital signal and stores it, and controls the output of the communication unit according to the needs of the user; the communication unit sends the signal of the control processing unit to the receiving unit wirelessly; the receiving unit, Receive the signal of the communication unit.
进一步地，所述探测单元为温湿度传感器STH11。更进一步地，所述温湿度传感器STH11的湿度测量范围是0--100%RH，温度测量范围是-40-120 oC。 Further, the detection unit is a temperature and humidity sensor STH11. Furthermore, the humidity measurement range of the temperature and humidity sensor STH11 is 0-100%RH, and the temperature measurement range is -40-120 o C.
进一步地，所述控制处理单元包括单片机、液晶屏显示模块、按键电路模块、电源管理模块和报警指示电路，通过串行通信接口，连接到通信单元。更进一步地，所述单片机为MSP430F4132。更进一步地，所述报警指示电路设有温度上限和下限值。 Further, the control processing unit includes a single-chip microcomputer, a liquid crystal display module, a button circuit module, a power management module and an alarm indicating circuit, and is connected to the communication unit through a serial communication interface. Furthermore, the single chip microcomputer is MSP430F4132. Furthermore, the alarm indication circuit is provided with an upper limit and a lower limit of temperature.
进一步地，所述通信模块设有射频集成芯片CC1101。 Further, the communication module is equipped with a radio frequency integrated chip CC1101.
进一步地，所述接收单元为灌溉控制器、计算机或者手机。 Further, the receiving unit is an irrigation controller, a computer or a mobile phone.
与现有技术相比，有益效果是： Compared with the prior art, the beneficial effect is:
1、本实用新型结构较为简单，产品体积小，方便野外测量。 1. The structure of the utility model is relatively simple, and the product is small in size, which is convenient for field measurement.
2、本实用新型采用无线通信方式将测量结果反馈给用户接收终端，甚至是移动终端，测量范围所受的局限较少，用户能在更大范围和更远距离使用。 2. The utility model adopts a wireless communication method to feed back the measurement results to the user receiving terminal, even a mobile terminal. The measurement range is less limited, and the user can use it in a larger range and a longer distance.
附图说明 Description of drawings
图1是本实用新型结构示意图； Fig. 1 is a structural representation of the utility model;
图2是本实用新型优选实施例结构示意图。 Fig. 2 is a structural schematic diagram of a preferred embodiment of the utility model.
具体实施方式 Detailed ways
从图1、图2可以看出，温湿度传感器由探测单元、控制处理单元、通信单元和接收单元组成，其中探测单元是所述探测单元为温湿度传感器STH11，湿度测量范围是0--100%RH，温度测量范围是-40-120 oC；控制处理单元包括单片机MSP430F4132、液晶屏显示模块、按键电路模块、电源管理模块和报警指示电路，通过串行通信接口，连接到通信单元；通信单元，将控制处理单元的信号通过无线方式发送给接收单元；接收单元，接收通信单元的信号。单片机读取STH11内的温湿度数据值并存储，以及在液晶屏上显示。接收单元为灌溉控制器、计算机或者手机。所述报警指示电路设有温度上限和下限值，当温湿度值超过设定的上下限范围时，相应指示灯会亮。电源可以采用9V电池供电或电源适配器供电。 It can be seen from Figure 1 and Figure 2 that the temperature and humidity sensor is composed of a detection unit, a control processing unit, a communication unit and a receiving unit, wherein the detection unit is a temperature and humidity sensor STH11, and the humidity measurement range is 0--100 %RH, the temperature measurement range is -40-120 o C; the control processing unit includes MSP430F4132, LCD display module, button circuit module, power management module and alarm indication circuit, connected to the communication unit through the serial communication interface; communication The unit sends the signal of the control processing unit to the receiving unit through wireless; the receiving unit receives the signal of the communication unit. The single-chip microcomputer reads and stores the temperature and humidity data value in STH11, and displays it on the LCD screen. The receiving unit is an irrigation controller, a computer or a mobile phone. The alarm indication circuit is provided with an upper limit and a lower limit of temperature, and when the temperature and humidity exceed the set upper and lower limits, the corresponding indicator light will be on. The power supply can be powered by a 9V battery or a power adapter.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201220211221.XU CN202748050U (en) | 2012-05-11 | 2012-05-11 | Temperature and humidity sensor |
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| CN201220211221.XU CN202748050U (en) | 2012-05-11 | 2012-05-11 | Temperature and humidity sensor |
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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 CN201220211221.XU 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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| 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 |
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| EXPY | Termination of patent right or utility model |