CN204269258U - Intelligent thermocouple tester - Google Patents
Intelligent thermocouple tester Download PDFInfo
- Publication number
- CN204269258U CN204269258U CN201420783518.2U CN201420783518U CN204269258U CN 204269258 U CN204269258 U CN 204269258U CN 201420783518 U CN201420783518 U CN 201420783518U CN 204269258 U CN204269258 U CN 204269258U
- Authority
- CN
- China
- Prior art keywords
- thermopair
- signal conditioning
- scm
- school
- driving circuit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses intelligent thermocouple tester, belong to instrument and meter for automation field, it is characterized in that, comprise thermostatic oil bath, standard couple, by school thermopair, signal conditioning circuit, A/D converter, Single Chip Microcomputer (SCM) system, LCD shows, button, serial ports exports, driving circuit, bidirectional triode thyristor and heater strip, described standard hot even summation is inserted in thermostatic oil bath by the working end of school thermopair simultaneously, standard hot even summation is connected with signal conditioning circuit by the output terminal of school thermopair, described signal conditioning circuit, A/D converter and Single Chip Microcomputer (SCM) system are sequentially connected in series, described LCD display, button, serial ports exports, driving circuit is connected with Single Chip Microcomputer (SCM) system respectively, described driving circuit is connected with bidirectional triode thyristor, bidirectional triode thyristor is connected with heater strip, the utility model provides one can manually also can thermopair tester automatically.
Description
Technical field
The utility model relates to a kind of thermopair check meter, particularly intelligent thermocouple tester.
Background technology
Thermopair is temperature sensor the most frequently used in commercial production, guarantees that the property relationship of thermopair is to safety in production and product quality, mostly adopts manual operation to the verification of thermopair now, and control of heat source temperature not only difficulty is greatly also difficult to ensure precision.
Utility model content
The technical problems to be solved in the utility model is the instrument providing a kind of automatic Verification thermopair.
For achieving the above object, the utility model is realized by following technical scheme:
Intelligent thermocouple tester, it is characterized in that, comprise thermostatic oil bath, standard couple, by school thermopair, signal conditioning circuit, A/D converter, Single Chip Microcomputer (SCM) system, LCD shows, button, serial ports exports, driving circuit, bidirectional triode thyristor and heater strip, described standard hot even summation is inserted in thermostatic oil bath by the working end of school thermopair simultaneously, standard hot even summation is connected with signal conditioning circuit by the output terminal of school thermopair, described signal conditioning circuit, A/D converter and Single Chip Microcomputer (SCM) system are sequentially connected in series, described LCD display, button, serial ports exports, driving circuit is connected with Single Chip Microcomputer (SCM) system respectively, described driving circuit is connected with bidirectional triode thyristor, bidirectional triode thyristor is connected with heater strip.
Further, the model of described signal conditioning circuit is TLC4502.
Further, the model of described A/D converter is ADC0809.
Further, the model of described driving circuit is MOC3061.
Further, LCD display 7 is shuangping san.
The beneficial effects of the utility model are, providing one can manually also can thermopair tester automatically, and checking procedure robotization also can automatic printing verification report.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Implication is marked as follows in accompanying drawing:
1, thermostatic oil bath 2, standard couple 3, by school thermopair 4, signal conditioning circuit 5, A/D converter 6, Single Chip Microcomputer (SCM) system 7, LCD display 8, button 9, serial ports export 10, driving circuit 11, bidirectional triode thyristor 12, heater strip.
Embodiment
Below in conjunction with diagram and specific embodiment, the utility model is described in further detail.
With reference to Fig. 1, the utility model intelligent thermocouple tester, comprise thermostatic oil bath 1, standard couple 2, by school thermopair 3, signal conditioning circuit 4, A/D converter 5, Single Chip Microcomputer (SCM) system 6, LCD display 7, button 8, serial ports exports 9, driving circuit 10, bidirectional triode thyristor 11 and heater strip 12, described standard couple 2 and simultaneously inserted in thermostatic oil bath 1 by the working end of school thermopair 3, standard couple 2 is connected with signal conditioning circuit 4 with by the output terminal of school thermopair 3, described signal conditioning circuit 4, A/D converter 5 and Single Chip Microcomputer (SCM) system 6 are sequentially connected in series, described LCD display 7, button 8, serial ports exports 9, driving circuit 10 is connected with Single Chip Microcomputer (SCM) system 6 respectively, described driving circuit 10 is connected with bidirectional triode thyristor 11, bidirectional triode thyristor 11 is connected with heater strip 12.
Further, the model of described signal conditioning circuit 4 is TLC4502.
Further, the model of described A/D converter 5 is ADC0809.
Further, the model of described driving circuit 10 is MOC3061.
Further, LCD display 7 is shuangping san.
The course of work of the present utility model: by standard couple 2 with inserted in thermostatic oil bath 1 by school thermopair 3, its thermoelectrical potential exported is through the amplification of signal conditioning circuit 4 and linearization, be converted to digital signal by A/D converter 5 again to deliver to Single Chip Microcomputer (SCM) system 6 and carry out analytical calculation, the upper screen display that the temperature that standard couple 2 is measured shows 7 by LCD is shown, shown by the lower screen display that the temperature gap of school thermopair 3 shows 7 by LCD, the two difference is by the error of school thermopair 3, checkpoint controls driving circuit 10 by Single Chip Microcomputer (SCM) system 6 according to arranging of button 8, bidirectional triode thyristor 11 is controlled to regulate the magnitude of voltage of heater strip 12 again by driving circuit 10, and then the temperature of regulating thermostatic oil groove 1, checkpoint can manually be arranged by button 8, the thermopair model that also can be inputted according to button 8 by Single Chip Microcomputer (SCM) system 6, temperature range calculates automatically, the analytical calculation of checking data is automatically completed by the utility model and stores, the printer that also can export 9 connections by serial ports will verify reporting printing.
Claims (3)
1. intelligent thermocouple tester, is characterized in that: comprise thermostatic oil bath (1), standard couple (2), by school thermopair (3), signal conditioning circuit (4), A/D converter (5), Single Chip Microcomputer (SCM) system (6), LCD shows (7), button (8), serial ports exports (9), driving circuit (10), bidirectional triode thyristor (11) and heater strip (12), described standard couple (2) and simultaneously inserted in thermostatic oil bath (1) by the working end of school thermopair (3), described standard couple (2) is connected with signal conditioning circuit (4) with by the output terminal of school thermopair (3), described signal conditioning circuit (4), A/D converter (5) and Single Chip Microcomputer (SCM) system (6) are sequentially connected in series, described LCD display (7), button (8), serial ports exports (9), driving circuit (10) is connected with Single Chip Microcomputer (SCM) system (6) respectively, and described driving circuit (10) is connected with bidirectional triode thyristor (11), and bidirectional triode thyristor (11) is connected with heater strip (12).
2. intelligent thermocouple tester according to claim 1, is characterized in that: the model of described signal conditioning circuit (4) is TLC4502.
3. intelligent thermocouple tester according to claim 1, is characterized in that: the model of described driving circuit (10) is MOC3061.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420783518.2U CN204269258U (en) | 2014-12-15 | 2014-12-15 | Intelligent thermocouple tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420783518.2U CN204269258U (en) | 2014-12-15 | 2014-12-15 | Intelligent thermocouple tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204269258U true CN204269258U (en) | 2015-04-15 |
Family
ID=52804119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420783518.2U Expired - Fee Related CN204269258U (en) | 2014-12-15 | 2014-12-15 | Intelligent thermocouple tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204269258U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104458060A (en) * | 2014-12-15 | 2015-03-25 | 南京化工职业技术学院 | Intelligent thermocouple calibration instrument |
| CN105352337A (en) * | 2015-12-01 | 2016-02-24 | 哈尔滨第一机械集团有限公司 | Heat treatment furnace temperature calibration technical method |
| WO2017016775A1 (en) * | 2015-07-29 | 2017-02-02 | Endress+Hauser Wetzer Gmbh+Co. Kg | Device for determining and/or monitoring the temperature of a medium |
-
2014
- 2014-12-15 CN CN201420783518.2U patent/CN204269258U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104458060A (en) * | 2014-12-15 | 2015-03-25 | 南京化工职业技术学院 | Intelligent thermocouple calibration instrument |
| WO2017016775A1 (en) * | 2015-07-29 | 2017-02-02 | Endress+Hauser Wetzer Gmbh+Co. Kg | Device for determining and/or monitoring the temperature of a medium |
| CN107820565A (en) * | 2015-07-29 | 2018-03-20 | 恩德莱斯+豪瑟尔韦泽尔有限商业两合公司 | For determination and/or the equipment of the temperature of monitoring media |
| CN107820565B (en) * | 2015-07-29 | 2020-05-19 | 恩德莱斯+豪瑟尔韦泽尔有限商业两合公司 | Device for determining and/or monitoring the temperature of a medium |
| US11187596B2 (en) | 2015-07-29 | 2021-11-30 | Endress+Hauser Wetzer Gmbh+Co. Kg | Apparatus for determining and/or monitoring temperature of a medium |
| CN105352337A (en) * | 2015-12-01 | 2016-02-24 | 哈尔滨第一机械集团有限公司 | Heat treatment furnace temperature calibration technical method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20150415 Termination date: 20151215 |
|
| EXPY | Termination of patent right or utility model |