CN102736579A - Wireless remote control temperature measurement trolley communicated with upper computer - Google Patents

Wireless remote control temperature measurement trolley communicated with upper computer Download PDF

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Publication number
CN102736579A
CN102736579A CN2012100762472A CN201210076247A CN102736579A CN 102736579 A CN102736579 A CN 102736579A CN 2012100762472 A CN2012100762472 A CN 2012100762472A CN 201210076247 A CN201210076247 A CN 201210076247A CN 102736579 A CN102736579 A CN 102736579A
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CN
China
Prior art keywords
temperature measurement
host computer
temperature
vehicle
dolly
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Pending
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CN2012100762472A
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Chinese (zh)
Inventor
马丕明
张伟
曲凯歌
吴开斌
刘枭
周翔
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Shandong University
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Shandong University
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Publication date
Application filed by Shandong University filed Critical Shandong University
Priority to CN2012100762472A priority Critical patent/CN102736579A/en
Publication of CN102736579A publication Critical patent/CN102736579A/en
Pending legal-status Critical Current

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Abstract

The invention relates to a wireless remote control temperature measurement trolley communicated with an upper computer and belongs to the technical field of wireless telemetry. The wireless remote control temperature measurement trolley comprises an upper computer microprocessor control system and a vehicle-mounted temperature measurement system, and the vehicle-mounted temperature measurement system is remotely controlled for measuring the temperature by the upper computer microprocessor control system. The wireless remote control temperature measurement trolley has the advantages of strong practicality, wide application scope and strong function. According to the wireless remote control temperature measurement trolley, a singlechip, the upper computer, a wireless transceiver module, a liquid crystal display screen, a temperature sensor, a wireless network camera and an intelligent car are organically combined together, a simple combination key of a PC (personal computer) is used for remotely controlling free movement of the remote trolley at a far end, and the trend and the temperature measurement work of the trolley are monitored in real time by the wireless network camera. By utilizing the wireless remote control temperature measurement trolley, the problems of strong corrosivity or high tightness and difficulty in measurement of temperature in the environment of far distance between temperature measurement and a host computer are solved. A trolley airborne temperature gauge is used for remote mobile temperature measurement so that the use ratio of the temperature sensor is greatly improved. The wireless remote control temperature measurement trolley is suitable for temperature measurement and image information collection in a small range.

Description

The wireless remote control thermometric dolly of communicating by letter with host computer
Technical field
The present invention relates to a kind of wireless remote control thermometric dolly of communicating by letter, belong to wireless remote control thermometry field with host computer.
Background technology
Most at present temperature surveys all are wired temperature surveys of adopting, promptly send temperature to user through cable or lead, and what generally adopt is charactron or even the not high mercury slug of precision.In traditional temperature survey, draw cable from sensor and arrive display panel or main frame ability energy measurement variation of temperature.This is strong or sealing is high for some corrosivity, the environment of temperature survey and main frame distance, and wired temperature survey just implements relatively difficulty.Though along with the development of technology, the appearance of temperature transmitter has solved the measurement of short distance temperature, it still depends on cable.And along with the increase of distance. signal attenuation is very fast.Can't be applicable to the remote temperature measurement.
The appearance of wireless temperature measuring device has in recent years solved the problem of above-mentioned existence; Like number of patent application is that the utility model that CN200720100599.1, name are called " wireless temperature measuring device " discloses a kind of wireless temperature measuring device, is made up of wireless temperature measurement terminal, wireless temperature measurement supervisor.The power supply power supply unit at described wireless temperature measurement terminal provides the power supply of 4.5V for the thermometric terminal; The resistance computing unit calculates the resistance of thermistor; Data processing unit is scaled temperature with the resistance that calculates, the address number of address control unit control terminal, and supervisor is issued with temperature value in the data transmission unit; Described wireless temperature measurement supervisor is that supervisor provides power supply by power supply and receiving element; And receive thermometric terminal data sent, and data processing unit is handled the temperature data that receives, and the temperature data after the data output unit will be handled outputs to computer.It is the temperature measuring equipment of a kind of microminiaturization, intellectuality, networking.
This wireless temperature measuring device is because the thermistor that adopts carries out the temperature acquisition conversion, and its precision is low, poor accuracy, and because collection terminal is fixed on a position all the time, can not be random move, this will make the utilization rate of temperature sensor reduce greatly.And traditional remote operated vehicle is manually controlled with telepilot in horizon range by the operator, and command range is limited, can't be used for operating distance environment for use far away.
Summary of the invention
Deficiency to present system for detecting temperature and the existence of remote operated vehicle system the present invention proposes a kind of wireless remote control thermometric dolly of communicating by letter with host computer.
Technical scheme of the present invention is following:
A kind of wireless remote control thermometric dolly of communicating by letter with host computer; Comprise host computer microprocessor control system and vehicle-mounted temperature measurement system; Through the host computer microprocessor control system vehicle-mounted temperature measurement system is carried out the remote control thermometric, the host computer microprocessor control system comprises host computer, single-chip microcomputer, LCDs and radio transmitting and receiving chip; Vehicle-mounted temperature measurement system comprises radio transmitting and receiving chip, single-chip microcomputer, temperature sensor, dolly and wireless network camera; It is characterized in that the host computer in the host computer microprocessor control system is connected with single-chip microcomputer, single-chip microcomputer interconnects with LCDs, radio receiving transmitting module respectively; Radio receiving transmitting module in the vehicle-mounted temperature measurement system is connected with single-chip microcomputer, and single-chip microcomputer is connected with wireless network camera, temperature sensor respectively; Dolly comprises chassis, two wheels and a universal wheel, and wheel and universal wheel are fixed on below the chassis, and shape triangular in shape distributes; Two wheel axle heads are fixedly connected with two motor shafts respectively; Two motors are fixed on above the chassis; The power control switch of two motors is connected with full bridge driving circuit, and full bridge driving circuit is connected on the interface microcontroller in the vehicle-mounted temperature measurement system to control the positive and negative rotation of two motors; Radio transmitting and receiving chip in the vehicle-mounted temperature measurement system, single-chip microcomputer and temperature sensor are fixed on above the chassis, and the wireless network camera is fixed on the dolly car body through steering wheel, can arbitrarily rotate;
Full bridge driving circuit comprises a chip for driving and two full-bridges; Two full-bridges are made up of diode D1-D4 and diode D5-D8 respectively; Wherein the VDD mouth of the negative pole of diode D1, D3, D5 and D7 and chip for driving is connected and receives on the power vd D; The GND mouth of the positive pole of diode D2, D4, D6 and D8 and chip for driving is connected and ground connection, and the positive pole of diode D1 links to each other with the negative pole of D2, and the positive pole of diode D3 links to each other with the negative pole of D4; The positive pole of diode D5 links to each other with the negative pole of D6; The positive pole of diode D7 links to each other with the negative pole of D8, and the negative pole tie point of the positive pole of D1 and D2 is received on electrode of power control switch of motor A, and the negative pole tie point of the positive pole of D3 and D4 is received on another electrode of power control switch of motor A; The negative pole tie point of the positive pole of D5 and D6 is received on electrode of power control switch of motor B, and the negative pole tie point of the positive pole of D7 and D8 is received on another electrode of power control switch of motor B.
Described temperature sensor is a digital temperature sensor, and model is DS18B20.
Said steering wheel is the servo motor driver in a kind of position (angle), is applicable to the control system that those angles constantly change and need to keep, and model is ZWPD030034.
Host computer in the host computer microprocessor control system is connected with single-chip microcomputer with the rs232 agreement, is connected to LCDs above the single-chip microcomputer simultaneously, can when not having host computer to insert, observe the temperature information of being passed back by radio transmitting and receiving chip.
Host computer among the present invention is the human-computer interaction interface that adopts VB to write, is connected with single-chip microcomputer with the rs232 agreement; Single-chip microcomputer and radio receiving transmitting module interconnect with the SPI agreement; What single-chip microcomputer was used is AVR mega 32 single-chip microcomputers; That LCDs is used is LCD1602, and that wireless transport module is used is NRF24L01.
Chip for driving adopts the L298N chip as motor full-bridge chip for driving, and two full-bridges are that 4818 diode is formed by 8 models.L298N is a full-bridge chip for driving with high-voltage large current, and its response frequency is high, and a slice L298N can control two direct current generators respectively, but also has the control Enable Pin., easy to operate with this chip as motor-driven, good stability, function admirable.5,7,10,12 4 pins of L298N are received on the interface of single-chip microcomputer of vehicle-mounted temperature measurement system, just can realize the function such as PWM speed governing and rotating of two direct current generators through the programming to single-chip microcomputer.
A kind of method of work of above-mentioned thermometric dolly, step is following:
Whether the radio transmitting and receiving chip, single-chip microcomputer, temperature sensor, wireless network camera of a. at first checking vehicle-mounted temperature measurement system normal mounting, and whether the inspection line is correct, guarantees to connect correct;
B. check that whether host computer microprocessor control system single-chip microcomputer, LCDs, radio transmitting and receiving chip connect normally, after guaranteeing to connect correctly, open the host computer human-computer interaction interface;
C. open the power supply of vehicle-mounted temperature measurement system, make the single-chip microcomputer of vehicle-mounted temperature measurement system be in wait state;
D. log on http://ai-ball.com or http: observe the video image of being sent back by the wireless network camera on the // 192.168.2.1 website, through the direction of host computer according to video image control adjustment wireless network camera, and the control dolly moves;
E. successively adjust the direction of dolly wireless network camera, and direction moves towards the destination to control dolly;
F. when dolly arrived the destination, the user rotated the situation around observing through PC control wireless network camera;
G. detect the temperature of targeted environment, on host computer human-computer interaction interface and LCDs, show in good time temperature and picture;
H. the operating personnel of host computer determine corresponding processing mode according to image of sending back and temperature information;
I. after test is accomplished, observe the route that moves with PC control wireless network camera, and control dolly through the single-chip microcomputer on the vehicle-mounted temperature measurement system and get back to homeposition;
J. the data that record are carried out recording processing and preservation, close the host computer human-computer interaction interface then;
K. close the power supply of vehicle-mounted temperature measurement system, testing is accomplished.
Advantage of the present invention is: practical, and applied range, powerful and wireless remote control thermometric dolly with modern characteristic.It combines AVR mega 32 single-chip microcomputers, host computer, radio receiving transmitting module NRF24L01, LCDs LCD1602, temperature sensor DS18B20, wireless network camera AI-ball and intelligent vehicle; Realized coming the dolly of remote control far-end to move freely, and monitored the function of its trend in real time through the wireless network camera with the simple combination key of PC.When dolly moved to named place of destination, the temperature sensor on it just carried out temperature acquisition and the temperature of being gathered is shown on liquid crystal display, and returned data to host computer shows in real time simultaneously.In addition, can alarm temperature be set through PC, when the temperature of passing back surpassed alarm temperature, system reported to the police automatically.Compare traditional wired temperature survey, this device solves strong or sealing is high in corrosivity, the environment of temperature survey and main frame distance is measured the problem of temperature difficulty down.And, improved the utilization factor of temperature sensor greatly with the remote Mobile formula thermometric that the airborne thermometer of dolly carries out.Temperature survey and image information collection in being applicable among a small circle.
Description of drawings
Fig. 1 is the structural representation of wireless remote control thermometric dolly of the present invention.
Wherein: 1, host computer microprocessor control system, 2, vehicle-mounted temperature measurement system, 3, host computer; 4, single-chip microcomputer, 5, LCDs, 6, radio transmitting and receiving chip; 7, radio transmitting and receiving chip, 8, single-chip microcomputer, 9, temperature sensor; 10, wireless network camera, 11, full bridge driving circuit, 12, the power control switch of motor.
Fig. 2 is the structural representation of wireless remote control thermometric dolly of the present invention itself.
Wherein: 13, wheel, 14, universal wheel, 15, motor, 16, the chassis.
Fig. 3 is the circuit diagram that two motors are connected with full bridge driving circuit among the present invention, and wherein chip for driving is selected the L298N chip for use, and two full-bridges are that 4818 diode is formed by 8 models.
Fig. 4 is the FB(flow block) of method of work of the present invention, and wherein a-k is its each step.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is further specified, but be not limited thereto.
Embodiment 1:
The embodiment of the invention 1 is shown in Fig. 1-3; Comprise host computer microprocessor control system 1 and vehicle-mounted temperature measurement system 2; Carry out the remote control thermometric through 1 pair of vehicle-mounted temperature measurement system 2 of host computer microprocessor control system, host computer microprocessor control system 1 comprises host computer 3, single-chip microcomputer 4, LCDs 5 and radio transmitting and receiving chip 6; Vehicle-mounted temperature measurement system 2 comprises radio transmitting and receiving chip 7, single-chip microcomputer 8, temperature sensor 9, dolly and wireless network camera 10; It is characterized in that the host computer 3 in the host computer microprocessor control system 1 is connected with single-chip microcomputer 4, single-chip microcomputer 4 interconnects with LCDs 5, radio receiving transmitting module 6 respectively; Radio receiving transmitting module 7 in the vehicle-mounted temperature measurement system 2 is connected with single-chip microcomputer 8, and single-chip microcomputer 8 is connected with wireless network camera 10, temperature sensor 9 respectively; Dolly comprises chassis 16, two wheels 13 and a universal wheel 14, and wheel 13 is fixed on below the chassis 16 with universal wheel 14, and shape triangular in shape distributes; Two wheels, 13 axle heads are fixedly connected with 15 in two motors respectively; Two motors 15 are fixed on above the chassis 16; The power control switch of two motors 15 is connected with full bridge driving circuit 11, and full bridge driving circuit 11 is connected on single-chip microcomputer 8 interfaces in the vehicle-mounted temperature measurement system 2 to control the positive and negative rotation of two motors 15; Radio transmitting and receiving chip 7 in the vehicle-mounted temperature measurement system 2, single-chip microcomputer 8 and temperature sensor 9 are fixed on above the chassis 16, and wireless network camera 10 is fixed on the dolly car body through steering wheel, can arbitrarily rotate;
Full bridge driving circuit 11 comprises a chip for driving L298N and two full-bridges; Two full-bridges are made up of diode D1-D4 and diode D5-D8 respectively; Wherein the VDD mouth of the negative pole of diode D1, D3, D5 and D7 and chip for driving L298N is connected and receives on the power vd D; The GND mouth of the positive pole of diode D2, D4, D6 and D8 and chip for driving is connected and ground connection, and the positive pole of diode D1 links to each other with the negative pole of D2, and the positive pole of diode D3 links to each other with the negative pole of D4; The positive pole of diode D5 links to each other with the negative pole of D6; The positive pole of diode D7 links to each other with the negative pole of D8, and the negative pole tie point of the positive pole of D1 and D2 is received on electrode of power control switch of motor A, and the negative pole tie point of the positive pole of D3 and D4 is received on another electrode of power control switch of motor A; The negative pole tie point of the positive pole of D5 and D6 is received on electrode of power control switch of motor B, and the negative pole tie point of the positive pole of D7 and D8 is received on another electrode of power control switch of motor B.
Described temperature sensor 9 is digital temperature sensors, and model is DS18B20.
Embodiment 2:
A kind of method of work of above-mentioned thermometric dolly, as shown in Figure 4, step is following:
Whether the radio transmitting and receiving chip, single-chip microcomputer, temperature sensor, wireless network camera of a. at first checking vehicle-mounted temperature measurement system normal mounting, and whether the inspection line is correct, guarantees to connect correct;
B. check that whether host computer microprocessor control system single-chip microcomputer, LCDs, radio transmitting and receiving chip connect normally, after guaranteeing to connect correctly, open the host computer human-computer interaction interface;
C. open the power supply of vehicle-mounted temperature measurement system, make the single-chip microcomputer of vehicle-mounted temperature measurement system be in wait state;
D. log on http://ai-ball.com or http: observe the video image of being sent back by the wireless network camera on the // 192.168.2.1 website, through the direction of host computer according to video image control adjustment wireless network camera, and the control dolly moves;
E. successively adjust the direction of dolly wireless network camera, and direction moves towards the destination to control dolly;
F. when dolly arrived the destination, the user rotated the situation around observing through PC control wireless network camera;
G. detect the temperature of targeted environment, on host computer human-computer interaction interface and LCDs, show in good time temperature and picture;
H. the operating personnel of host computer determine corresponding processing mode according to image of sending back and temperature information;
I. after test is accomplished, observe the route that moves with PC control wireless network camera, and control dolly through the single-chip microcomputer on the vehicle-mounted temperature measurement system and get back to homeposition;
J. the data that record are carried out recording processing and preservation, close the host computer human-computer interaction interface then;
K. close the power supply of vehicle-mounted temperature measurement system, testing is accomplished.

Claims (3)

1. wireless remote control thermometric dolly of communicating by letter with host computer; Comprise host computer microprocessor control system and vehicle-mounted temperature measurement system; Through the host computer microprocessor control system vehicle-mounted temperature measurement system is carried out the remote control thermometric, the host computer microprocessor control system comprises host computer, single-chip microcomputer, LCDs and radio transmitting and receiving chip; Vehicle-mounted temperature measurement system comprises radio transmitting and receiving chip, single-chip microcomputer, temperature sensor, dolly and wireless network camera; It is characterized in that the host computer in the host computer microprocessor control system is connected with single-chip microcomputer, single-chip microcomputer interconnects with LCDs, radio transmitting and receiving chip respectively; Radio transmitting and receiving chip in the vehicle-mounted temperature measurement system is connected with single-chip microcomputer, and single-chip microcomputer is connected with wireless network camera, temperature sensor respectively; Dolly comprises chassis, two wheels and a universal wheel, and wheel and universal wheel are fixed on below the chassis, and shape triangular in shape distributes; Two wheel axle heads are fixedly connected with two motor shafts respectively; Two motors are fixed on above the chassis; The power control switch of two motors is connected with full bridge driving circuit, and full bridge driving circuit is connected on the interface microcontroller in the vehicle-mounted temperature measurement system to control the positive and negative rotation of two motors; Radio transmitting and receiving chip in the vehicle-mounted temperature measurement system, single-chip microcomputer and temperature sensor are fixed on above the chassis, and the wireless network camera is fixed on the dolly car body through steering wheel, can arbitrarily rotate;
Full bridge driving circuit comprises a chip for driving and two full-bridges; Two full-bridges are made up of diode D1-D4 and diode D5-D8 respectively; Wherein the VDD mouth of the negative pole of diode D1, D3, D5 and D7 and chip for driving is connected and receives on the power vd D; The GND mouth of the positive pole of diode D2, D4, D6 and D8 and chip for driving is connected and ground connection, and the positive pole of diode D1 links to each other with the negative pole of D2, and the positive pole of diode D3 links to each other with the negative pole of D4; The positive pole of diode D5 links to each other with the negative pole of D6; The positive pole of diode D7 links to each other with the negative pole of D8, and the negative pole tie point of the positive pole of D1 and D2 is received on electrode of power control switch of motor A, and the negative pole tie point of the positive pole of D3 and D4 is received on another electrode of power control switch of motor A; The negative pole tie point of the positive pole of D5 and D6 is received on electrode of power control switch of motor B, and the negative pole tie point of the positive pole of D7 and D8 is received on another electrode of power control switch of motor B.
2. a kind of wireless remote control thermometric dolly of communicating by letter with host computer as claimed in claim 1 is characterized in that described temperature sensor is a digital temperature sensor.
3. the method for work of a kind of thermometric dolly as claimed in claim 1, step is following:
Whether the radio transmitting and receiving chip, single-chip microcomputer, temperature sensor, wireless network camera of a. at first checking vehicle-mounted temperature measurement system normal mounting, and whether the inspection line is correct, guarantees to connect correct;
B. check that whether host computer microprocessor control system single-chip microcomputer, LCDs, radio transmitting and receiving chip normally connect, and after guaranteeing to connect correctly, open the host computer human-computer interaction interface;
C. open the power supply of vehicle-mounted temperature measurement system, make the single-chip microcomputer of vehicle-mounted temperature measurement system be in wait state;
D. log on http://ai-ball.com or http: observe the video image of being sent back by the wireless network camera on the // 192.168.2.1 website, through the direction of host computer according to video image control adjustment wireless network camera, and the control dolly moves;
E. successively adjust the direction of dolly wireless network camera, and direction moves towards the destination to control dolly;
F. when dolly arrived the destination, the user rotated the situation around observing through PC control wireless network camera;
G. detect the temperature of targeted environment, on host computer human-computer interaction interface and LCDs, show in good time temperature and picture;
H. the operating personnel of host computer determine corresponding processing mode according to image of sending back and temperature information;
I. after test is accomplished, observe the route that moves with PC control wireless network camera, and control dolly through the single-chip microcomputer on the vehicle-mounted temperature measurement system and get back to homeposition;
J. the data that record are carried out recording processing and preservation, close the host computer human-computer interaction interface then;
K. close the power supply of vehicle-mounted temperature measurement system, testing is accomplished.
CN2012100762472A 2012-03-21 2012-03-21 Wireless remote control temperature measurement trolley communicated with upper computer Pending CN102736579A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104020766A (en) * 2014-06-05 2014-09-03 华南农业大学 Wireless remote control sow test vehicle and control method thereof
CN106325176A (en) * 2016-10-31 2017-01-11 河池学院 Service robot
CN110426136A (en) * 2019-08-08 2019-11-08 安徽大学 The mobile temperature-detecting device of solid-state layering fermentation

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JP2910032B2 (en) * 1996-08-09 1999-06-23 日本電気株式会社 Automatic coating device
CN1677382A (en) * 2004-03-31 2005-10-05 联想(北京)有限公司 Communication apparatus with computer blending with wireless apparatus
KR100820316B1 (en) * 2006-11-03 2008-04-07 송기무 Baby care robot
CN102081874A (en) * 2011-01-17 2011-06-01 合肥凌翔信息科技有限公司 Tracking intelligent trolley
CN102096413A (en) * 2010-12-23 2011-06-15 中国民航大学 Security patrol robot system and control method thereof
CN201984157U (en) * 2010-10-29 2011-09-21 大连海事大学 Intelligent detection dolly
CN202494923U (en) * 2012-03-21 2012-10-17 山东大学 Wireless remote control temperature measuring trolley in communication with host computer

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2910032B2 (en) * 1996-08-09 1999-06-23 日本電気株式会社 Automatic coating device
CN1677382A (en) * 2004-03-31 2005-10-05 联想(北京)有限公司 Communication apparatus with computer blending with wireless apparatus
KR100820316B1 (en) * 2006-11-03 2008-04-07 송기무 Baby care robot
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104020766A (en) * 2014-06-05 2014-09-03 华南农业大学 Wireless remote control sow test vehicle and control method thereof
CN106325176A (en) * 2016-10-31 2017-01-11 河池学院 Service robot
CN110426136A (en) * 2019-08-08 2019-11-08 安徽大学 The mobile temperature-detecting device of solid-state layering fermentation

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