CN202956196U - Wireless sensor temperature acquisition system - Google Patents
Wireless sensor temperature acquisition system Download PDFInfo
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- CN202956196U CN202956196U CN201220558961.0U CN201220558961U CN202956196U CN 202956196 U CN202956196 U CN 202956196U CN 201220558961 U CN201220558961 U CN 201220558961U CN 202956196 U CN202956196 U CN 202956196U
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Abstract
The utility model discloses a wireless sensor temperature acquisition system which comprises an acquisition system provided with a temperature signal acquisition module. The acquisition system is connected with a PC, and the temperature signal acquisition module is a temperature data acquisition device arranged at a site to be measured. The acquisition system and the PC are connected with a power supply. The acquisition system further comprises a wireless transmit-receive module for connecting the temperature signal acquisition module and the PC. The wireless sensor temperature acquisition system is simple in structure and reasonable in design. Long distance data signal transmission is realized through a wireless transmit-receive module, so that ambient temperature data acquisition and process can be carried out by a technician stayed in a comfortable control room. In addition to measuring and monitoring temperature, the wireless sensor temperature acquisition system, being wide in application scope, is applicable to a plurality of other technical fields.
Description
Technical field
The utility model relates to technical field of wireless, specifically, is a kind of embedded type wireless sensing actuator temperature acquisition system.
Background technology
In industry, power industry, the reliability of electrical equipment is most important, its normal operation has guaranteed social normal operation and the people's normal life, in the prior art, numerous enterprises is main to equipment mainly with preventive maintenance, and temperature is also one of wherein the most frequently used controlled parameter, the too high or too low possibility that all means that fault produces of temperature, therefore, the on-line monitoring of realizing temperature is the important means that guarantees the high-tension apparatus safe operation.
Traditional temperature measurement system comprises the temperature sensor of being located at measurement point, the main frame shown for temperature and the cable that connects temperature sensor and main frame, and in fact, between the microprocessor of temperature sensor and main frame, adopt the mode of serial data to carry out the information transmission, when temperature sensor being read and write to programming, must strictly guarantee read-write sequence, otherwise, can't correctly read temperature-measuring results, and, in actual application, but often have many defects, as:
(1) while adopting cable to carry out the signal transmission, temperature sensor will be waited for 16～60 μ s left and right after receiving signal, the lower pulse of sending 60～240 μ s, cause whole signal to transmit excessive cycle, reduce the reliability of device real-time monitoring, and efficiency is lower;
(2) the laying construction complexity of cable, be not easy to management, while breaking down, will expend a large amount of manpowers
Material resources are investigated and are again laid cable, certainly, more can't adapt to many under specific occasion monitoring point disperse, environment sealing or to the monitoring of the equipment such as high voltage is arranged;
(3) when practical application, the cable that connects temperature sensor has length restriction, and the length of cable is long, and the measurement data that main frame reads will make a mistake.
Be transferred to for overcoming existing cable the defect that temperature measurement system is brought, the utility model arises at the historic moment.
The utility model content
The purpose of this utility model is to provide a kind of wireless senser temperature acquisition system, it can realize the wireless connections between temperature signal collection module and PC by radio receiving transmitting module, avoided complicated cable laying construction, saved the input of human and material resources, can be widely used in many specific occasions, as: monitoring point disperses, environment sealing or there is the temperature monitoring of the equipment such as high voltage, applied range.
The utility model is achieved through the following technical solutions: a kind of wireless senser temperature acquisition system, comprise the acquisition system that is provided with the temperature signal collection module, described acquisition system is connected with PC, described temperature signal collection module is for being located at the temperature data acquisition device of tested point, described acquisition system, PC all is connected with power supply, the many transmission that realize information by cable and PC of temperature acquisition system of the prior art, often there are many defects, as: the transmission cycle is long, efficiency is low, the laying construction complexity of cable, the length of cable is restricted etc., and acquisition system described in the utility model also comprises the radio receiving transmitting module of realizing temperature signal collection module and PC wireless connections, traditional cable is connected and changes the wireless type connection into, greatly enlarged its range of application, structure is also comparatively simple.
For better realizing said structure, described radio receiving transmitting module comprises radio transmitter and the wireless receiving circuit of realizing communication by wireless connections, described radio transmitter is connected with temperature collect module, and described wireless receiving circuit is connected with PC.
Temperature collect module described in the utility model mainly is comprised of the signal conditioner of realizing temperature data acquisition and the analog to digital converter that is connected with radio transmitter, and described analog to digital converter is for to become digital signal to offer the conversion equipment of radio transmitter the data-switching of signal conditioner collection.
Described signal conditioner comprises and converts temperature signal the thermocouple sensor of voltage to and the amplifier that is connected with thermocouple sensor forms, described amplifier is the signal of thermocouple sensor conveying to be amplified and exports to the multiplying arrangement of analog to digital converter, in actual application, the Output rusults of amplifier should meet the conversion range of analog to digital converter.
The utility model also is provided with the interface chip of pegging graft for wireless receiving module on described PC.
The utility model compared with prior art, has the following advantages and beneficial effect:
(1) the utility model is reasonable in design, the employing radio receiving transmitting module can be realized temperature signal collection module and PC wireless connections, avoided the design of using cable to connect in traditional acquisition system, more avoided complicated cable laying construction, effectively raise the input of human and material resources in the acquisition system maintenance process, improved financial cost.
(2) the utility model is simple in structure, and functional part is few, adopts wireless connections to enlarge greatly range of application of the present utility model, can be widely used in as: as: monitoring point disperses, environment sealing or have the temperature monitoring of the equipment such as high voltage.
The accompanying drawing explanation
Fig. 1 is theory diagram of the present utility model.
The structural representation that Fig. 2 is the utility model radio transmitter.
The structural representation that Fig. 3 is the utility model wireless receiving circuit.
Embodiment
Below in conjunction with embodiment, the utility model is described in further detail, but embodiment of the present utility model is not limited to this.
Embodiment:
A kind of wireless senser temperature acquisition system, as shown in Figure 1, comprise the acquisition system that is provided with the temperature signal collection module, wherein, the temperature signal collection module is to be located at the temperature data acquisition device of tested point, multiplex gas in indoor, closed container (as: pipeline, heating furnace etc.) or temperature and the solid surface temperature of liquid.Acquisition system is connected with PC, and be provided with and acquisition system, the power supply that PC is connected, in the prior art, data transmission adopts the wired transmission more, but for gathering in distribute wide and quantity situation how, use traditional cable data transmission just to need to lay a lot of very long connections, not only waste resource, take up room, the eliminating of fault is also more complicated, operability is poor, and, when data collection point is kept in motion, environment of living in does not allow or can't cable laying the time, data even can't be transmitted, for solving this situation, the utility model proposes the mode of utilizing wireless transmission and carry out data acquisition, that is: adopt radio receiving transmitting module, it can realize the wireless connections of temperature signal collection module and PC, not only can be applicable to industry, in agricultural production, also can be applicable in daily life, as: the indoor temperature acquisition control system that family installs, the indoor temperature data that obtain by collection, carry out temperature humidity in automatic conditioning chamber, better improve people's living environment.
Radio receiving transmitting module comprises radio transmitter and the wireless receiving circuit of realizing communication by wireless connections, as shown in Figure 2 and Figure 3, radio transmitter, wireless receiving circuit all be take single-chip microcomputer as control core, as: single-chip microcomputer STCI2LE5410AD, wherein, radio transmitter is connected with temperature collect module, wireless receiving circuit PC is connected, in use, radio transmitter receives the data that temperature collect module is carried, by radio transmitting and receiving chip, the data of receiving are encoded, then sent from transmitting terminal with the form of signal; Wireless receiving circuit is to receive the signal that radio transmitter sends, carry out decoding by radio transmitting and receiving chip, finally carry out again the demonstration of data by PC, in actual application, radio transmitting and receiving chip can adopt the PTR8000 chip, has the advantages such as volume is little, stable performance, transmission efficiency height; PC is realized the transmission of data by interface chip, that is: adopt interface chip to connect PC and wireless receiving circuit, by this interface chip can realize the transmission of data and on PC displays temperature data acquisition result, interface chip can adopt: the MAX3232 chip.
For better realizing the utility model, the structure of temperature collect module is as follows: mainly the signal conditioner of realizing temperature data acquisition and the analog to digital converter that is connected with radio transmitter, consist of, as shown in Figure 1, signal conditioner comprises and converts temperature signal the thermocouple sensor of voltage to and the amplifier that is connected with thermocouple sensor, and analog to digital converter is for to become digital signal to offer the conversion equipment of radio transmitter the data-switching of signal conditioner collection, in said structure, thermocouple sensor is as temperature element more commonly used in thermometric instruments, it directly measures temperature, and temperature signal is converted to the thermopower signal, and convert the temperature of measured medium to by electrical instrumentation, its temperature-measuring range is wide, thermocouple sensor temperature-measuring range commonly used is-50 ℃～1600 ℃, amplifier is the signal of thermocouple sensor conveying to be amplified and exports to the multiplying arrangement of analog to digital converter, can adopt MAX6675.In use, the temperature signal that thermocouple sensor first will gather gained converts voltage to, and then by amplifier, signal is amplified, analog to digital conversion circuit receives the simulating signal from amplifier, and convert thereof into digital signal and offer radio transmitter, in actual application, analog to digital conversion circuit can adopt A/D converter, certainly, the Output rusults of amplifier should meet the conversion range of analog to digital converter.
The utility model is simple in structure, reasonable in design, adopt radio receiving transmitting module to realize remote digital data transmission, make the technician carry out the data acquisition and processing (DAP) of environment temperature in can the OPS suitable at environment, not only can be applicable to measurement and the monitoring of temperature, also can be applicable to other multiple technologies field, applied range.
The above; it is only preferred embodiment of the present utility model; not the utility model is done to any pro forma restriction, any simple modification, equivalent variations that every foundation technical spirit of the present utility model is done above embodiment, within all falling into protection domain of the present utility model.
Claims (5)
1. a wireless senser temperature acquisition system, comprise the acquisition system that is provided with the temperature signal collection module, described acquisition system is connected with PC, described temperature signal collection module is for being located at the temperature data acquisition device of tested point, described acquisition system, PC all are connected with power supply, it is characterized in that: described acquisition system also comprises the radio receiving transmitting module of realizing temperature signal collection module and PC wireless connections.
2. a kind of wireless senser temperature acquisition system according to claim 1, it is characterized in that: described radio receiving transmitting module comprises radio transmitter and the wireless receiving circuit of realizing communication by wireless connections, described radio transmitter is connected with temperature collect module, and described wireless receiving circuit is connected with PC.
3. a kind of wireless senser temperature acquisition system according to claim 2, it is characterized in that: described temperature collect module mainly is comprised of the signal conditioner of realizing temperature data acquisition and the analog to digital converter that is connected with radio transmitter, and described analog to digital converter is for to become digital signal to offer the conversion equipment of radio transmitter the data-switching of signal conditioner collection.
4. a kind of wireless senser temperature acquisition system according to claim 3, it is characterized in that: described signal conditioner comprises that the amplifier that converts temperature signal the thermocouple sensor of voltage to and be connected with thermocouple sensor forms, and described amplifier is the signal of thermocouple sensor conveying to be amplified and exports to the multiplying arrangement of analog to digital converter.
5. a kind of wireless senser temperature acquisition system according to claim 4, is characterized in that: also be provided with the interface chip of pegging graft for wireless receiving module on described PC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220558961.0U CN202956196U (en) | 2012-10-29 | 2012-10-29 | Wireless sensor temperature acquisition system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220558961.0U CN202956196U (en) | 2012-10-29 | 2012-10-29 | Wireless sensor temperature acquisition system |
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| Publication Number | Publication Date |
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| CN202956196U true CN202956196U (en) | 2013-05-29 |
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| CN201220558961.0U Expired - Fee Related CN202956196U (en) | 2012-10-29 | 2012-10-29 | Wireless sensor temperature acquisition system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104748843A (en) * | 2015-04-14 | 2015-07-01 | 福建师范大学 | Method and system for remotely monitoring laser power of laser device on basis of virtual instruments |
| CN105150273A (en) * | 2015-09-28 | 2015-12-16 | 大连理工大学 | Wireless temperature measuring system and method for carbon fiber composite drilling |
-
2012
- 2012-10-29 CN CN201220558961.0U patent/CN202956196U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104748843A (en) * | 2015-04-14 | 2015-07-01 | 福建师范大学 | Method and system for remotely monitoring laser power of laser device on basis of virtual instruments |
| CN105150273A (en) * | 2015-09-28 | 2015-12-16 | 大连理工大学 | Wireless temperature measuring system and method for carbon fiber composite drilling |
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Legal Events
| Date | Code | Title | Description |
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| 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: 20130529 Termination date: 20131029 |