CN203037360U - Intelligent temperature measuring instrument - Google Patents
Intelligent temperature measuring instrument Download PDFInfo
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- CN203037360U CN203037360U CN201320043450.XU CN201320043450U CN203037360U CN 203037360 U CN203037360 U CN 203037360U CN 201320043450 U CN201320043450 U CN 201320043450U CN 203037360 U CN203037360 U CN 203037360U
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- measurement instrument
- temperature measurement
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Abstract
The utility model discloses an intelligent temperature measuring instrument. The intelligent temperature measuring instrument comprises a microprocessor module, a power supply module, a data storage circuit module, an RS-485 communication circuit module, a CAN bus communication circuit module and an Ethernet communication circuit module. An input end of the microprocessor module is connected with a reset switch, a button circuit module, a digital temperature sensor and a signal conditioning circuit module. The signal conditioning circuit module consists of a signal sharing multiplexing circuit module, an amplification circuit module, a filter circuit module and an A/D conversion circuit module. An input end of the signal time sharing multiplexing circuit module is connected with a thermocouple, a thermal resistor and a thermistor. An output end of the microprocessor module is connected with a nixie tube driving circuit module, a liquid crystal display and a voice alarm circuit module, wherein an output end of the nixie tube driving circuit module is connected with an eight-bit LED nixie tube display. The intelligent temperature measuring instrument is reasonable in design, fast in temperature measurement and high in precision, has high operation reliability and stability, low realization cost and a wide application scope.
Description
Technical field
The utility model relates to the Intelligent Measurement technical field, especially relates to a kind of intelligent temperature measurement instrument.
Background technology
Nowadays be the epoch of computer information technology develop rapidly, infotech has been widely used in more capable each industry.In some special industries, in order to guarantee the smooth of work, safe and reliable carrying out must use computer information technology that some real time datas are measured, and such as the test strict to environmental factor, guarantees exact instrument reliably working etc.And variation of temperature is the changing factor that must consider in these work, therefore, for the better data of statistics and analysis temperature, need use the instrument of measuring temperature.But the temperature measuring instrument of prior art kind exists that price height, versatility are poor, defective and the deficiency of very flexible, functional reliability difference, can't well satisfy the actual demand of using.
The utility model content
Technical problem to be solved in the utility model is at above-mentioned deficiency of the prior art, a kind of intelligent temperature measurement instrument is provided, and it is simple in structure, and is reasonable in design, use flexible and convenient operation, thermometric speed is fast, temperature measurement accuracy height, the reliability and stability height of work, the realization cost is low, extensibility is strong, and is practical, applied range.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of intelligent temperature measurement instrument, it is characterized in that: comprise microprocessor module and be the power module of each electricity consumption module for power supply in the intelligent temperature measurement instrument, and the data storage circuitry module of joining with described microprocessor module, the RS-485 communication circuit module, CAN bus communication circuit module and ethernet communication circuit module, the input end of described microprocessor module is connected to the reset switch for reset operation, be used for the key circuit module that parameter arranges, the signal conditioning circuit module that is used for the digital temperature sensor that temperature is detected in real time and is used for signal is nursed one's health, described signal conditioning circuit module is by the signal time-sharing multiplex circuit module that joins successively, the amplifying circuit module, filtering circuit module and A/D change-over circuit module constitute, the input end of described signal time-sharing multiplex circuit module is connected to for the thermopair that temperature is detected in real time, thermal resistance and thermistor, the output terminal of described microprocessor module is connected to the charactron drive circuit module, LCD and be used for sending the voice alarm circuit module of audio alert signal when temperature surpasses setting threshold, the output terminal of described charactron drive circuit module is connected to eight LED charactron displays.
Above-mentioned a kind of intelligent temperature measurement instrument is characterized in that: described microprocessor module is single chip computer AT mega16.
Above-mentioned a kind of intelligent temperature measurement instrument is characterized in that: described power module is charged lithium cells.
Above-mentioned a kind of intelligent temperature measurement instrument is characterized in that: described data storage circuitry module is CF card or SD card.
Above-mentioned a kind of intelligent temperature measurement instrument is characterized in that: described reset switch is PBS-33B type reset switch.
Above-mentioned a kind of intelligent temperature measurement instrument is characterized in that: described key circuit module is made of five independent buttons, and five described independent buttons be respectively key be set, add key, subtract key, acknowledgement key and cancel key.
Above-mentioned a kind of intelligent temperature measurement instrument is characterized in that: described digital temperature sensor is chip DS18B20.
Above-mentioned a kind of intelligent temperature measurement instrument is characterized in that: described thermopair is that temperature-measuring range is-29 ℃～260 ℃ HMPW-K-MK type thermopair.
Above-mentioned a kind of intelligent temperature measurement instrument is characterized in that: described thermal resistance is that temperature-measuring range is-200 ℃～300 ℃ WZP-269 type thermal resistance.
Above-mentioned a kind of intelligent temperature measurement instrument is characterized in that: described LCD is character type liquid display panel YM1602C.
The utility model compared with prior art has the following advantages:
1, the utility model has adopted modular design, and is simple in structure, reasonable in design, and it is convenient to realize.
2, the utility model uses easy to operate, because the simultaneously integrated device of digital temperature sensor, thermopair and three kinds of different temperature-measuring ranges of thermal resistance, therefore thermometric wide ranges can be applied to the thermometric occasion of multiple needs, highly versatile, flexible and convenient to use.
3, the utility model has adopted single chip computer AT mega16 to carry out the temperature data processing, data processing speed is fast, real-time performance is good, and the data that adopt thermistor to carry out temperature compensation are handled, improve temperature measurement accuracy of the present utility model, improved the reliability and stability of the utility model work.
4, realization cost of the present utility model is low, long service life, and extensibility is strong, can realize networking easily.
5, of the present utility model practical, applied range, the various places that need temperature survey and monitoring suit to be widely used in.
In sum, the utility model is simple in structure, and is reasonable in design, uses flexible and convenient operation, and thermometric speed is fast, the temperature measurement accuracy height, and the reliability and stability height of work realizes that cost is low, extensibility is strong, and is practical, applied range.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Description of drawings
Fig. 1 is schematic block circuit diagram of the present utility model.
Description of reference numerals:
1-microprocessor module; 2-power module; 3-data storage circuitry module;
4-RS-485 communication circuit module; 5-CAN bus communication circuit module;
6-ethernet communication circuit module; 7-reset switch;
8-key circuit module; The 9-digital temperature sensor;
10-signal time-sharing multiplex circuit module; 11-amplifying circuit module;
12-filtering circuit module; 13-A/D change-over circuit module;
14-thermopair; 15-thermal resistance; 16-thermistor;
17-charactron drive circuit module; 18-LCD;
19-voice alarm circuit module; 20-eight LED charactron displays.
Embodiment
As shown in Figure 1, the utility model comprises microprocessor module 1 and is the power module 2 of each electricity consumption module for power supply in the intelligent temperature measurement instrument, and the data storage circuitry module 3 of joining with described microprocessor module 1, RS-485 communication circuit module 4, CAN bus communication circuit module 5 and ethernet communication circuit module 6, the input end of described microprocessor module 1 is connected to the reset switch 7 for reset operation, be used for the key circuit module 8 that parameter arranges, the signal conditioning circuit module that is used for the digital temperature sensor 9 that temperature is detected in real time and is used for signal is nursed one's health, described signal conditioning circuit module is by the signal time-sharing multiplex circuit module 10 that joins successively, amplifying circuit module 11, filtering circuit module 12 and A/D change-over circuit module 13 constitute, the input end of described signal time-sharing multiplex circuit module 10 is connected to for the thermopair 14 that temperature is detected in real time, thermal resistance 15 and thermistor 16, the output terminal of described microprocessor module 1 is connected to charactron drive circuit module 17, LCD 18 and be used for sending the voice alarm circuit module 19 of audio alert signal when temperature surpasses setting threshold, the output terminal of described charactron drive circuit module 17 is connected to eight LED charactron displays 20.
In the present embodiment, described microprocessor module 1 is single chip computer AT mega16, and single chip computer AT mega16 has adopted high performance processor structure, and only need 2 to 4 clock period instruction time, and data processing speed is fast, and data-handling capacity is strong.Described power module 2 is charged lithium cells.Described data storage circuitry module 3 is CF card or SD card.Described reset switch 7 is PBS-33B type reset switch, and PBS-33B type reset switch is the plastic cement waterproofing design, and performance is not subjected to the restriction of environment for use.Described key circuit module 8 is made of five independent buttons, and five described independent buttons be respectively key be set, add key, subtract key, acknowledgement key and cancel key.Described digital temperature sensor 9 is chip DS18B20, and temperature-measuring range is-55 ℃～125 ℃, and in-10～85 ℃ of scopes, precision is ± 0.5 ℃.Described thermopair 14 is-29 ℃～260 ℃ HMPW-K-MK type thermopair for temperature-measuring range.Described thermal resistance 15 is-200 ℃～300 ℃ WZP-269 type thermal resistance for temperature-measuring range.Described LCD 18 is character type liquid display panel YM1602C, character type liquid display panel YM1602C is a dot matrix type LCD that shows letter, numeral, symbol etc. that is specifically designed to, can show 16 * 2 characters, its interface circuit is simple, compatible good, can directly be connected with single chip computer AT mega16, be used for showing various characters and figure.
During concrete enforcement, signal time-sharing multiplex circuit module 10 mainly is made of multiway analog switch CD4052BE, and described charactron drive circuit module 17 mainly is made of chip MAX7219.
When the utility model uses, at first reset by operation reset switch 7, then carry out the setting of thermometric threshold value by key being set, adding key, subtracting key in the operation push-button circuit module 8, acknowledgement key and cancel key, just can begin temperature survey then.During temperature survey, digital temperature sensor 9 detects the output digital signal and directly is transferred to microprocessor module 1 and carries out analyzing and processing, thermopair 14, the temperature signal that thermal resistance 15 and thermistor 16 detect output is simulating signal, and select by signal time-sharing multiplex circuit module 10 successively, amplifying circuit module 11 is amplified, 12 filtering of filtering circuit module and A/D change-over circuit module 13 are carried out being transferred to microprocessor module 1 again after the analog to digital conversion and are carried out analyzing and processing, microprocessor module 1 is according to digital temperature sensor 9, the signal analysis and processing of thermopair 14 or thermal resistance 15 outputs obtains the detected temperatures data, and according to the signal that thermistor 16 is exported its detected temperatures data that obtain are carried out temperature compensation and handle, obtain final detected temperatures data, microprocessor module 1 stores final detected temperatures data in the data storage circuitry module 3 into, 18 pairs of these temperature datas of control LCD show in real time, and drive 20 pairs of temperature datas of eight LED charactron displays by charactron drive circuit module 17 and show in real time, when the detected temperatures data surpass the thermometric threshold value, microprocessor module 1 control voice alarm circuit module 19 is sent the audio alert signal, reminds the staff to take corresponding measure.Owing to adopted LCD 18 and eight LED charactron display 20 dual modes that temperature data is shown, therefore no matter be under which type of environment, can both see the temperature displayed data, improve the dirigibility that the utility model uses, make its usable range wider.In addition, when needs carry out networking control, the utility model can be realized networking easily by RS-485 communication circuit module 4, CAN bus communication circuit module 5 or ethernet communication circuit module 6, and can give monitoring host computer by RS-485 communication circuit module 4, CAN bus communication circuit module 5 or ethernet communication circuit module 6 real-time Transmission with its detected temperature data, can realize the remote monitoring of industry spot easily.
The above; it only is preferred embodiment of the present utility model; be not that the utility model is imposed any restrictions; every any simple modification, change and equivalent structure of above embodiment being done according to the utility model technical spirit changes, and all still belongs in the protection domain of technical solutions of the utility model.
Claims (10)
1. intelligent temperature measurement instrument, it is characterized in that: comprise microprocessor module (1) and be the power module (2) of each electricity consumption module for power supply in the intelligent temperature measurement instrument, and the data storage circuitry module (3) of joining with described microprocessor module (1), RS-485 communication circuit module (4), CAN bus communication circuit module (5) and ethernet communication circuit module (6), the input end of described microprocessor module (1) is connected to the reset switch (7) for reset operation, be used for the key circuit module (8) that parameter arranges, the signal conditioning circuit module that is used for the digital temperature sensor (9) that temperature is detected in real time and is used for signal is nursed one's health, described signal conditioning circuit module is by the signal time-sharing multiplex circuit module (10) that joins successively, amplifying circuit module (11), filtering circuit module (12) and A/D change-over circuit module (13) constitute, the input end of described signal time-sharing multiplex circuit module (10) is connected to for the thermopair that temperature is detected in real time (14), thermal resistance (15) and thermistor (16), the output terminal of described microprocessor module (1) is connected to charactron drive circuit module (17), LCD (18) and be used for sending the voice alarm circuit module (19) of audio alert signal when temperature surpasses setting threshold, the output terminal of described charactron drive circuit module (17) is connected to eight LED charactron displays (20).
2. according to the described a kind of intelligent temperature measurement instrument of claim 1, it is characterized in that: described microprocessor module (1) is single chip computer AT mega16.
3. according to the described a kind of intelligent temperature measurement instrument of claim 1, it is characterized in that: described power module (2) is charged lithium cells.
4. according to the described a kind of intelligent temperature measurement instrument of claim 1, it is characterized in that: described data storage circuitry module (3) is CF card or SD card.
5. according to the described a kind of intelligent temperature measurement instrument of claim 1, it is characterized in that: described reset switch (7) is PBS-33B type reset switch.
6. according to the described a kind of intelligent temperature measurement instrument of claim 1, it is characterized in that: described key circuit module (8) is made of five independent buttons, and five described independent buttons be respectively key be set, add key, subtract key, acknowledgement key and cancel key.
7. according to the described a kind of intelligent temperature measurement instrument of claim 1, it is characterized in that: described digital temperature sensor (9) is chip DS18B20.
8. according to the described a kind of intelligent temperature measurement instrument of claim 1, it is characterized in that: described thermopair (14) is-29 ℃～260 ℃ HMPW-K-MK type thermopair for temperature-measuring range.
9. according to the described a kind of intelligent temperature measurement instrument of claim 1, it is characterized in that: described thermal resistance (15) is-200 ℃～300 ℃ WZP-269 type thermal resistance for temperature-measuring range.
10. according to the described a kind of intelligent temperature measurement instrument of claim 1, it is characterized in that: described LCD (18) is character type liquid display panel YM1602C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320043450.XU CN203037360U (en) | 2013-01-27 | 2013-01-27 | Intelligent temperature measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320043450.XU CN203037360U (en) | 2013-01-27 | 2013-01-27 | Intelligent temperature measuring instrument |
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| Publication Number | Publication Date |
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| CN203037360U true CN203037360U (en) | 2013-07-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320043450.XU Expired - Fee Related CN203037360U (en) | 2013-01-27 | 2013-01-27 | Intelligent temperature measuring instrument |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104614089A (en) * | 2015-02-12 | 2015-05-13 | 顾道金 | Self-diagnosis intelligent temperature sensing device and self-diagnosis method |
| CN104698914A (en) * | 2014-11-24 | 2015-06-10 | 中外合资沃得重工（中国）有限公司 | Engineering machinery digital graph instrument |
| CN104949711A (en) * | 2015-06-19 | 2015-09-30 | 杭州士兰微电子股份有限公司 | Multi-parameter sensor |
| CN104977041A (en) * | 2015-06-15 | 2015-10-14 | 环境保护部华南环境科学研究所 | Air humidity and temperature alarm |
| CN105466030A (en) * | 2015-12-20 | 2016-04-06 | 成都雷纳斯科技有限公司 | Intelligent control system for electric water heater based on adjustable driving filter circuit |
| CN106197728A (en) * | 2016-08-31 | 2016-12-07 | 天津市鸿远电气股份有限公司 | Hygrosensor in distribution box |
| CN110579285A (en) * | 2019-10-10 | 2019-12-17 | 天津吉诺科技有限公司 | thermocouple measuring module based on field bus and measuring method thereof |
| CN113218449A (en) * | 2021-05-10 | 2021-08-06 | 苏州神眼安全科技有限公司 | Intelligent temperature-sensing detector and method thereof |
-
2013
- 2013-01-27 CN CN201320043450.XU patent/CN203037360U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104698914A (en) * | 2014-11-24 | 2015-06-10 | 中外合资沃得重工（中国）有限公司 | Engineering machinery digital graph instrument |
| CN104614089A (en) * | 2015-02-12 | 2015-05-13 | 顾道金 | Self-diagnosis intelligent temperature sensing device and self-diagnosis method |
| CN104977041A (en) * | 2015-06-15 | 2015-10-14 | 环境保护部华南环境科学研究所 | Air humidity and temperature alarm |
| CN104949711A (en) * | 2015-06-19 | 2015-09-30 | 杭州士兰微电子股份有限公司 | Multi-parameter sensor |
| CN105466030A (en) * | 2015-12-20 | 2016-04-06 | 成都雷纳斯科技有限公司 | Intelligent control system for electric water heater based on adjustable driving filter circuit |
| CN106197728A (en) * | 2016-08-31 | 2016-12-07 | 天津市鸿远电气股份有限公司 | Hygrosensor in distribution box |
| CN110579285A (en) * | 2019-10-10 | 2019-12-17 | 天津吉诺科技有限公司 | thermocouple measuring module based on field bus and measuring method thereof |
| CN113218449A (en) * | 2021-05-10 | 2021-08-06 | 苏州神眼安全科技有限公司 | Intelligent temperature-sensing detector and method thereof |
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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: 20130703 Termination date: 20140127 |