CN206440302U

CN206440302U - A kind of wireless multi-path humiture acquisition system

Info

Publication number: CN206440302U
Application number: CN201621251310.1U
Authority: CN
Inventors: 杨金来
Original assignee: Thales Xiamen Automation Technology Co Ltd
Current assignee: Thales Xiamen Automation Technology Co Ltd
Priority date: 2016-11-14
Filing date: 2016-11-14
Publication date: 2017-08-25
Anticipated expiration: 2026-11-14

Abstract

The utility model proposes a kind of wireless multi-path humiture acquisition system, it is related to humiture collection technical field, display module and host computer are received including multichannel humiture collection transmitter module, humiture, humiture collection transmitter module described in multichannel includes Temperature Humidity Sensor, from control single-chip microcomputer, temperature and humidity controller and wireless transmitter module, and the Temperature Humidity Sensor, temperature and humidity controller and wireless transmitter module are connected with described from control single-chip microcomputer；The humiture, which receives display module, includes main control singlechip, LCD MODULE, serial port circuit and wireless receiving module, the LCD MODULE, serial port circuit and wireless receiving module are connected with the main control singlechip, the wireless receiving module and the wireless transmitter module wireless connection；The host computer is connected by the serial port circuit with the main control singlechip.The utility model versatility is good, simple, convenient, it is easy to accomplish the monitoring and management of temperature, with wide application prospect.

Description

A kind of wireless multi-path humiture acquisition system

Technical field

The utility model is related to humiture collection technical field, especially a kind of wireless multi-path humiture acquisition system.

Background technology

With the development of science and technology, people need real-time measurement temperature and humidity in industrial processes, multiple Field be unable to do without measurement and control to temperature and humidity, therefore the measuring method of research humiture has great importance. At present, in the market mainly has two kinds of temperature measuring instruments of single-point and multichannel.Single-point temperature surveys instrument measurement precision height, measurement range Greatly；Multichannel temperature measurement instrument measurement precision is high and expensive not as single-point temperature survey instrument.

Utility model content

The utility model provides a kind of wireless multi-path humiture acquisition system, can meet actual production requirement, easily extension and Cost performance is high.

The utility model specifically adopts the following technical scheme that realization：

A kind of wireless multi-path humiture acquisition system, including multichannel humiture collection transmitter module, humiture receive display Module and host computer, humiture collection transmitter module described in multichannel include Temperature Humidity Sensor, from control single-chip microcomputer, Temperature and Humidity Control Device and wireless transmitter module, the Temperature Humidity Sensor, temperature and humidity controller and wireless transmitter module are with described from control monolithic Machine is connected；The humiture, which receives display module, includes main control singlechip, LCD MODULE, serial port circuit and wireless receiving mould Block, the LCD MODULE, serial port circuit and wireless receiving module are connected with the main control singlechip, the wireless receiving Module and the wireless transmitter module wireless connection；The host computer is connected by the serial port circuit and the main control singlechip Connect.

Preferably, the temperature and humidity controller includes relay, honey device and LED light, the relay with it is outer Portion's temperature control device and the connection of wet control equipment.

Preferably, the main control singlechip is also associated with clock circuit.

Preferably, the Temperature Humidity Sensor selects DHT11 type Temperature Humidity Sensors, it is described from control single-chip microcomputer and described Main control singlechip uses AT89S52 type single-chip microcomputers, and the wireless receiving module and the wireless transmitter module are used NRF2401 types wireless receiving/sending module.

A kind of wireless multi-path humiture acquisition system that the utility model is provided, its advantage is：Using single-chip microcomputer as Control core, the data that multi-path digital Temperature Humidity Sensor is collected handle through single-chip microcomputer and are wirelessly sent to master control Single-chip microcomputer is handled, and is shown in real time on LCDs, and using serial ports letter, is communicated with host computer, realization pair The functions such as display, the inquiry of warm humiture information.The system versatility is good, simple, convenient, it is easy to accomplish the monitoring of temperature And management, with wide application prospect.

Brief description of the drawings

Fig. 1 is the theory diagram of the utility model wireless multi-path humiture acquisition system；

Fig. 2 is humiture collection circuit diagram

Fig. 3 is temperature and humidity controller circuit diagram；

Fig. 4 is clocking scheme；

Fig. 5 is display circuit figure；

Fig. 6 is the pinouts of radio receiving transmitting module.

Embodiment

To further illustrate each embodiment, the utility model is provided with accompanying drawing.These accompanying drawings are in the utility model is disclosed A part for appearance, it is mainly to illustrate embodiment, and running of the associated description of specification to explain embodiment can be coordinated former Reason.Coordinate and refer to these contents, those of ordinary skill in the art will be understood that other possible embodiments and this practicality are new The advantage of type.Component in figure is not necessarily to scale, and similar element numbers are conventionally used to indicate similar component.

The utility model is further illustrated in conjunction with the drawings and specific embodiments.

As shown in figure 1, a kind of wireless multi-path humiture acquisition system that the present embodiment is provided, including multichannel humiture collection Transmitter module, humiture receive display module and host computer, include temperature and humidity sensing per road humiture collection transmitter module all the way Device, from control single-chip microcomputer, temperature and humidity controller and wireless transmitter module, Temperature Humidity Sensor, temperature and humidity controller and wireless transmission Module is connected with from control single-chip microcomputer；Humiture, which receives display module, includes main control singlechip, LCD MODULE, serial port circuit And wireless receiving module, LCD MODULE, serial port circuit and wireless receiving module be connected with main control singlechip, wireless receiving Module and wireless transmitter module wireless connection；Host computer is connected by serial port circuit with main control singlechip.

As shown in Fig. 2 the present embodiment uses DHT11 Temperature Humidity Sensors, this is a compound sensor, containing calibrated The humiture of data signal output, including 1 resistance-type humidity sensing element and 1 NTC temperature element.The system uses single total The data format of line, by the serial data bus DATA in DHT11 Temperature Humidity Sensors with connecting from the P2.0 pins of control single-chip microcomputer Connect.

As shown in figure 3, relay is driven from ULN2003A chips in temperature and humidity controller, ULN2003A chips tool There is the features such as current gain is high, operating voltage is high, temperature humidity range is wide, carrying load ability is strong.When wherein any all the way warm and humid When degree is higher or lower than preset value, buzzer and LED light alarm, corresponding relay can work, the temperature control outside control Equipment and wet control equipment.

As shown in figure 4, being display humiture numerical value in real time, when main control singlechip is also connected with clock circuit, the present embodiment Clock circuit uses DS1302 clock chips, and DS1302 clock chips have high-performance, low-power consumption, band RAM features, can counted in real time When, it also can select 24 hours systems or 12 hours make.Sprocket pulse is provided for chip with 32.768kHz crystal oscillators in the present system, SCLK (serial clock input), P1.7, P3.3 and the P3.2 of I/O (bidirectional data line) and CE (input signal) respectively with single-chip microcomputer Mouth connection.

As shown in figure 5, data are shown in real time, just from 12864 LCDs for carrying Chinese character base in the present system Whether the data shown in the data and host computer collected in checking are consistent.Main control singlechip AT89S52 P0 mouths are used as LCD Data delivery port, P00~P07 connects LCD DB0~DB7 mouths respectively.The P24 mouthfuls of parallel enable signals as LCD are controlled Mouthful, it is connected with EN mouthfuls.The P23 mouthfuls of read-write selection signal control mouths as LCD parallel, are connected with RW mouthfuls.P22 mouthfuls as LCD simultaneously Capable instruction/data selection signal control mouth, is connected with RS mouthfuls.LCD VCC termination power+5V ends, GND termination power negative terminals (0V).LCD backlight selects the+5V ends of A termination powers, the negative terminal (0V) of K termination powers.

As shown in fig. 6, the wireless receiving module and wireless transmitter module of the present embodiment are wirelessly connect using nRF2401 types Transmit/receive and send module, the module works in 2.5GHz ISM bands, and inside includes power amplifier, frequency synthesizer, modulator With the module such as crystal oscillator, wherein pin CE is RX/TX mode selection terminals, and pin CSN is that SPI pieces select end, and pin SCLK is SPI clocks end, pin MOSI is SPI main frames output slave input, and pin MISO is SPI main frames input slave output end, pipe Pin IRQ is maskable interrupts end.In the present embodiment, P00~P05 of main control singlechip is attached thereto respectively, from control single-chip microcomputer P10~P15 of upper selection chip is attached thereto.

Although specifically showing and describing the utility model with reference to preferred embodiment, those skilled in the art should This is understood, is not departing from the spirit and scope of the present utility model that appended claims are limited, in form and details On the utility model can be made a variety of changes, be protection domain of the present utility model.

Claims

1. a kind of wireless multi-path humiture acquisition system, it is characterised in that including multichannel humiture collection transmitter module, humiture Receive display module and host computer, humiture collection transmitter module described in multichannel includes Temperature Humidity Sensor, from control single-chip microcomputer, temperature Humidity controller and wireless transmitter module, the Temperature Humidity Sensor, temperature and humidity controller and wireless transmitter module with it is described From control single-chip microcomputer connection；The humiture, which receives display module, includes main control singlechip, LCD MODULE, serial port circuit and nothing Line receiving module, the LCD MODULE, serial port circuit and wireless receiving module are connected with the main control singlechip, described Wireless receiving module and the wireless transmitter module wireless connection；The host computer passes through the serial port circuit and the master control list Piece machine is connected.

2. a kind of wireless multi-path humiture acquisition system according to claim 1, it is characterised in that：The Temperature and Humidity Control Device includes relay, honey device and LED light, and the relay is connected with outside temperature control device and wet control equipment.

3. a kind of wireless multi-path humiture acquisition system according to claim 1, it is characterised in that：The main control singlechip It is also associated with clock circuit.

4. a kind of wireless multi-path humiture acquisition system according to claim 1, it is characterised in that：The temperature and humidity sensing Device selects DHT11 type Temperature Humidity Sensors, described to use AT89S52 type monolithics from control single-chip microcomputer and the main control singlechip Machine, the wireless receiving module and the wireless transmitter module use nRF2401 types wireless receiving/sending module.