CN201285330Y - Temperature measurement device - Google Patents
Temperature measurement device Download PDFInfo
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- CN201285330Y CN201285330Y CNU2008201099048U CN200820109904U CN201285330Y CN 201285330 Y CN201285330 Y CN 201285330Y CN U2008201099048 U CNU2008201099048 U CN U2008201099048U CN 200820109904 U CN200820109904 U CN 200820109904U CN 201285330 Y CN201285330 Y CN 201285330Y
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- 238000009529 body temperature measurement Methods 0.000 title 1
- 238000006243 chemical reaction Methods 0.000 claims abstract description 25
- 238000005259 measurement Methods 0.000 claims abstract description 12
- 238000004891 communication Methods 0.000 claims description 13
- 230000003321 amplification Effects 0.000 claims description 10
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 10
- 238000001514 detection method Methods 0.000 claims description 9
- 239000003792 electrolyte Substances 0.000 abstract description 12
- 230000002708 enhancing effect Effects 0.000 abstract 2
- 229910052782 aluminium Inorganic materials 0.000 description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000004411 aluminium Substances 0.000 description 5
- 238000005868 electrolysis reaction Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical compound [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 210000000038 chest Anatomy 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 229910001610 cryolite Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000010517 secondary reaction Methods 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
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- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model discloses a temperature measuring device which comprises a heat sensor (1), an analog-to-digital conversion unit (3), a display unit (9), a microprocessor (4) and a clock unit (6), wherein the output of the heat sensor (1) is connected with the input of the analog-to-digital conversion unit (3), the outputs of the clock unit (6) and the analog-to-digital conversion unit (3) are respectively connected with the microprocessor (4), and the output of the microprocessor (4) is connected with the input of the display unit (9). The utility model can measure the electrolyte temperature of measured equipment and can also display equipment numbers, the actual measuring temperature and the measuring time, thereby avoiding the trouble of manual record measurement data, enhancing the accuracy of the measurement, reducing the labor intensity of operators and enhancing the work efficiency.
Description
Technical field
The utility model relates to electronic measuring technology field, is specifically related to temperature measuring equipment.
Background technology
In the production run of some metals (as copper, aluminium), electrolytic tank is to be used for electrolysis, aluminium oxide is reduced to the production equipment of simple metal (as copper, aluminium), and its operational situation is directly connected to every production target such as output, current efficiency and the energy consumption of metal.Electrolysis is to carry out in 930-970 ℃ high-temperature fusion cryolite electrolyte.Temperature is too high, and " secondary reaction " of reducing metal strengthened, and current efficiency reduces; The fusing of electrolytic tank ledge, the direct erosion of refractory of electrolyte causes the corrosion of electrolyte to the pot shell steel plate, so that electrolytic tank generation early damage, causes serious economic loss.Generally speaking, because negative electrode aluminium liquid is in bottom of electrolytic tank strenuous exercise, wash away cathode carbon pieces strongly, there are the electrolytic tank of hidden danger in second-rate or brickwork process, roasting and starting process for cathode carbon pieces, tend to cause erosion hole even local damage, perhaps owing to be subjected to the effect of thermal stress that breakage takes place in production run at the bottom of the electrolytic bath, such as, aluminium seepage fusing cathode steel bar even bottom land steel plate, if untimely discovery maintenance, can cause the generation of major accidents such as bakie, be forced to stop groove overhaul.In addition, when electrolysis temperature is low excessively, then can cause electrolytic tank to be stretched one's legs seriously, the distortion of groove thorax also influences the normal operation of electrolytic process.The generation of above-mentioned phenomenon all can cause sidepiece louvre, cathode steel bar or the bottom land surface of steel plate temperature of electrolytic tank to raise fast or reduction.Therefore, the height of the electrolyte temperature in the production run directly has influence on aluminum yield and output can loss-rate, and the too high waste that not only can cause the energy of temperature also can influence serviceable life of electrolytic tank; Otherwise, though energy consumption descends, may badly influence aluminum yield, and cause the inner crust thickening of electrolytic tank.So by measuring electrolytical temperature, can in time find potential problems, and in time take measures to carry out smoothly to guarantee to produce.
At present, the mode that electrolyte temperature detects is regularly to be tested with the ordinary temp measuring instrument with K type thermopair interface by the staff, numbering/Position Number, the temperature of equipment under test together are recorded in the record together with Measuring Time, directly transcribe or be input to after measure finishing and be printed as form in the computing machine again and report the person in charge to analyze.Therefore, measuring process needs two people to cooperate, and labour intensity is big, and operation link is many, and the reading of occurrence temperature data, record and input error easily.
The utility model content
In view of this, the utility model provides a kind of temperature measuring equipment, can measure in real time automatically and shows electrolytical temperature.
A kind of temperature measuring equipment that the utility model provides comprises:
Thermal sensor, AD conversion unit, display unit, microprocessor, clock unit, the output of described thermal sensor is connected to the input of described AD conversion unit, the output of described clock unit and described AD conversion unit is connected with microprocessor respectively, and the output of microprocessor is connected with the input of display unit.
Ground preferably, this temperature measuring equipment also comprises:
Signal amplification unit is arranged between thermal sensor and the AD conversion unit;
The input of signal amplification unit is connected with the output of thermal sensor, and the output of signal amplification unit is connected to the input of AD conversion unit.
Be provided with thermal sensor, AD conversion unit, display unit in the temperature measuring equipment that the utility model provides, microprocessor, clock unit, described thermal sensor is connected to described AD conversion unit, and described clock unit, display unit and described AD conversion unit are connected with microprocessor respectively.Can realize the measurement of equipment electrolyte temperatures such as aluminium cell according to the utility model, display device numbering, observed temperature, Measuring Time are simultaneously avoided the trouble of manual record measurement data, have improved the accuracy of measuring; Reduce labor intensity of operating personnel, improved work efficiency again.
Description of drawings
The configuration diagram of the temperature measuring equipment that Fig. 1 provides for the utility model.
Embodiment
As shown in Figure 1, a kind of temperature measuring equipment that the utility model provides comprises:
Also comprise:
The input of signal amplification unit 2 is connected with the output of thermal sensor 1, and the output of signal amplification unit 2 is connected to the input of AD conversion unit 3.
Be used to operate the button 7 of this temperature measuring set, this button 7 is connected with described microprocessor 4 by interface.
Be used to preserve the storage unit 10 of measurement data, described storage unit 10 is connected with described microprocessor 4.
Be used for the communication interface 13 that is connected with computing machine, communication interface 13 is connected with described microprocessor 4.
Also comprise battery 11 and power supply switch unit 12,
Two input ends of power supply switch unit 12 are connected with communication interface 13 with battery 11 respectively, and the output of described power supply switch unit 12 is connected with described microprocessor 4.
Described temperature compensation unit 5 is connected to the input of described AD conversion unit 3.
Embodiment one
The temperature measuring equipment that present embodiment provides is a kind of multi-functional electrolysis electrolyte temperature measuring instrument, with reference to Fig. 1, this temperature measuring set comprises thermocouple device 1, signal amplifier 2, analog to digital converter 3, LCD 9, embedded microprocessor 4, real-time clock 6, concrete annexation is: the output of thermopair interface 1 is connected with the input of signal amplifier 2, the input of the output connection mode number converter 3 of signal amplifier 2, the output of modulus conversion chip 3 is connected with the input of embedded microprocessor 4, and the output of embedded microprocessor 4 connects the input of LCD 9; The output of described real-time timepiece chip is connected with the input of embedded microprocessor 4.
During this temperature measuring set work, convert temperature signal to faint electric signal by external thermopair; Signal amplifier 2 and analog to digital converter 3 are finished filtering, amplification and the analog to digital conversion of energy signal, be delivered to embedded microprocessor 4 then and obtain actual temperature, embedded microprocessor 4 reads the current time of real-time clock 6 simultaneously, is delivered to display 9 together with temperature and shows.Ground preferably also can be according to measuring needs, and the numbering equipment sequence number that preestablishes equipment under test in this temperature measuring set also one coexists and shows on the display, to simplify the operation.
In addition, the temperature compensation unit 5 that also can be provided with is used for compensating according to environment temperature, thereby guarantees measuring accuracy.
In the present embodiment, thermoinduction unit 1 adopts the thermocouple device that meets GB, and signal amplifier 2 is AD8552 operational amplifiers, and analog to digital converter 3 is TLV2544 pattern number converters, embedded microprocessor adopts ATmega64 type microprocessor, and what clock 6 adopted is DS1307 type clock chip.
Embodiment two
Temperature measuring equipment that provides in the present embodiment and previous embodiment one are basic identical, on the aforementioned temperature measuring instrument, also be provided with the button 7 that is used to operate this temperature measuring set, in aforementioned measuring instrument, also be provided with the nonvolatile memory 10 that is used to preserve measurement data, the output of described button 7 is connected with the input of embedded microprocessor 4, the output of nonvolatile memory 10 is connected with the input of embedded microprocessor 4, and the input of nonvolatile memory 10 is connected with the output of embedded microprocessor 4.Nonvolatile memory can guarantee that measurement data comprises information such as temperature, time, measuring position.Make temperature measuring set data under power-down conditions still can preserve for a long time, button 7 can make operating personnel consult historical temperature information at any time according to measurement requirement.
Nonvolatile memory described in the present embodiment 10 specifically can adopt FM24C512 type storer.
Embodiment three
The temperature measuring equipment and the previous embodiment that provide in the present embodiment are basic identical, its difference is, also be provided with the USB communication interface 13 that is connected with computing machine in the temperature measuring set of present embodiment, the output of described USB communication interface 13 is connected with the input of embedded microprocessor 4, and the input of USB communication interface 13 is connected with the output of embedded microprocessor 4.The effect of USB communication interface 13 is and can temperature measuring set described in the utility model be connected with computing machine by the USB interface of standard, carrying out data downloads and upload operation, and can realize charged hot plug between temperature measuring set and the computing machine, conveniently use and operate.
Embodiment four
The temperature measuring equipment and the previous embodiment that provide in the present embodiment are basic identical, its difference is, also comprise power supply switch unit 12, battery 11 in the temperature measuring set of present embodiment, the output of described power supply switch unit 12 is connected with the input of embedded microprocessor 4, the output of USB communication interface unit 13 is connected with the input of power supply switch unit 12, and the output of battery 11 is connected with the input that power supply switches chip 12.
When temperature measuring set is connected on the computing machine by standard USB communication cable, power supply switch unit 12 automatically switches to USB confession electricity mode, cut off being electrically connected of battery and multi-functional electrolysis electrolyte temperature measuring instrument simultaneously, automatically open temperature measuring set, reach handled easily and save battery, the purpose that increases the service life.
Described power supply switch unit 12 is gate-controlled switch device or integrated circuit (IC) chip.
The described power supply switch unit 12 of present embodiment adopts the TPS2111 chip of American TI Company, is used to realize that power supply automaticallyes switch, and the voltage range of battery 11 is 5～9V.
Embodiment five
The temperature measuring equipment and the previous embodiment that provide in the present embodiment are basic identical, and its difference is, also comprises brightness detection unit 8 in the temperature measuring set of present embodiment, and the output of described brightness detection unit 8 is connected with the input of embedded microprocessor 4.When embedded microprocessor detects extraneous light when strong by the brightness detection chip, close the backlight electric power on the LCD automatically, reach purpose of power saving; Otherwise, when embedded microprocessor detects extraneous light when more weak by the brightness detection chip, open the backlight electric power on the LCD automatically, be convenient to operating personnel and under darker environment, operate.
Embodiment six
The temperature measuring equipment and the previous embodiment that provide in the present embodiment are basic identical, its difference is, the temperature measuring set of present embodiment also has the overload alarm function, promptly temperature and the predefined upper temperature limit that records compared at every turn, prescribe a time limit above last when temperature, the hummer by temperature measuring set body inside carries out audible alarm automatically.
In concrete the application, temperature measuring equipment of the present utility model can be made the rifle shape, is convenient to be inserted into carry out temperature survey in the electrolyte.
The temperature measuring equipment that the utility model provides, can realize the measurement of equipment under test electrolyte temperature, can realize the measurement of equipment under test electrolyte temperature according to the utility model, simultaneously display device numbering, observed temperature, Measuring Time, avoid the trouble of manual record measurement data, improved the accuracy of measuring; Reduce labor intensity of operating personnel, improved work efficiency again.
Chip model described in the utility model embodiment is not limited to the cited model of embodiment, and the device of other model and chip also can be realized above-mentioned purpose in actual use.
The above is preferred embodiment of the present utility model only, is not to be used to limit protection domain of the present utility model.All any modifications of within spirit of the present utility model and principle, being done, be equal to replacement, improvement etc., all be included in the protection domain of the present utility model.
Claims (10)
1, a kind of temperature measuring equipment is characterized in that, comprising:
Thermal sensor (1), AD conversion unit (3), display unit (9), microprocessor (4), clock unit (6), the output of described thermal sensor (1) is connected to the input of described AD conversion unit (3), the output of described clock unit (6) and described AD conversion unit (3) is connected with microprocessor (4) respectively, and the output of microprocessor (4) is connected with the input of display unit (9).
2, temperature measuring equipment as claimed in claim 1 is characterized in that, also comprises:
Signal amplification unit (2) is arranged between thermal sensor (1) and the AD conversion unit (3);
The input of signal amplification unit (2) is connected with the output of thermal sensor (1), and the output of signal amplification unit (2) is connected to the input of AD conversion unit (3).
3, temperature measuring equipment as claimed in claim 1 is characterized in that, also comprises:
Be used to operate the button (7) of this temperature measuring set, this button (7) is connected with described microprocessor (4) by interface.
4, temperature measuring equipment as claimed in claim 1 is characterized in that, also comprises:
Be used to preserve the storage unit (10) of measurement data, described storage unit (10) is connected with described microprocessor (4).
5, temperature measuring equipment as claimed in claim 1 is characterized in that, also comprises:
Be used for the communication interface (13) that is connected with computing machine, communication interface (13) is connected with described microprocessor (4).
6, temperature measuring equipment as claimed in claim 5 is characterized in that, also comprises battery (11) and power supply switch unit (12),
Two input ends of power supply switch unit (12) are connected with communication interface (13) with battery (11) respectively, and the output of described power supply switch unit (12) is connected with described microprocessor (4).
7, temperature measuring equipment as claimed in claim 1 is characterized in that, also comprises:
Brightness detection unit (8), the output of described brightness detection unit (8) is connected with the input of described microprocessor (4).
8, temperature measuring equipment as claimed in claim 1 is characterized in that, also comprises:
Temperature compensation unit (5) is used for compensating according to environment temperature;
Described temperature compensation unit (5) is connected to the input of described AD conversion unit (3).
9, as each described temperature measuring equipment in the claim 1 to 8, it is characterized in that,
Described thermal sensor (1) is a thermocouple device; And/or
Described microprocessor (4) is an embedded microprocessor; And/or
Described display unit (9) is a LCD.
10, temperature measuring equipment as claimed in claim 4 is characterized in that,
Described thermal sensor (1) is a thermocouple device; And/or
Described microprocessor (4) is an embedded microprocessor; And/or
Described display unit (9) is a LCD; And/or
What storage unit (10) adopted is nonvolatile memory.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201099048U CN201285330Y (en) | 2008-08-11 | 2008-08-11 | Temperature measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201099048U CN201285330Y (en) | 2008-08-11 | 2008-08-11 | Temperature measurement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201285330Y true CN201285330Y (en) | 2009-08-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201099048U Expired - Fee Related CN201285330Y (en) | 2008-08-11 | 2008-08-11 | Temperature measurement device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201285330Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102338668A (en) * | 2010-07-27 | 2012-02-01 | 深圳艾科创新微电子有限公司 | Temperature detection circuit |
| CN102661809A (en) * | 2012-05-30 | 2012-09-12 | 北华大学 | Electrolyte temperature soft measurement system and measurement method thereof |
| CN103542943A (en) * | 2012-07-12 | 2014-01-29 | 无锡奥特维科技有限公司 | Cable tunnel temperature monitoring system |
| RU226437U1 (en) * | 2024-04-22 | 2024-06-04 | Федеральное государственное бюджетное образовательное учреждение высшего образования "МИРЭА - Российский технологический университет" | Temperature measuring device |
-
2008
- 2008-08-11 CN CNU2008201099048U patent/CN201285330Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102338668A (en) * | 2010-07-27 | 2012-02-01 | 深圳艾科创新微电子有限公司 | Temperature detection circuit |
| CN102338668B (en) * | 2010-07-27 | 2015-11-25 | 深圳艾科创新微电子有限公司 | A kind of temperature sensing circuit |
| CN102661809A (en) * | 2012-05-30 | 2012-09-12 | 北华大学 | Electrolyte temperature soft measurement system and measurement method thereof |
| CN102661809B (en) * | 2012-05-30 | 2014-06-18 | 北华大学 | Electrolyte temperature soft measurement system and measurement method thereof |
| CN103542943A (en) * | 2012-07-12 | 2014-01-29 | 无锡奥特维科技有限公司 | Cable tunnel temperature monitoring system |
| RU226437U1 (en) * | 2024-04-22 | 2024-06-04 | Федеральное государственное бюджетное образовательное учреждение высшего образования "МИРЭА - Российский технологический университет" | Temperature measuring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20090805 Termination date: 20130811 |